504 files changed, 18220 insertions, 4611 deletions

diff --git a/drivers/Kconfig b/drivers/Kconfig
index 8a07363417ed..368ae6d3a096 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -28,7 +28,7 @@ source "drivers/md/Kconfig"
 
 source "drivers/message/fusion/Kconfig"
 
-source "drivers/ieee1394/Kconfig"
+source "drivers/firewire/Kconfig"
 
 source "drivers/message/i2o/Kconfig"
 
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index c7b10b4298e9..66cc3f36a954 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -32,6 +32,7 @@ acpi-$(CONFIG_ACPI_SLEEP)	+= proc.o
 #
 acpi-y                          += bus.o glue.o
 acpi-y                          += scan.o
+acpi-y                          += processor_pdc.o
 acpi-y                          += ec.o
 acpi-$(CONFIG_ACPI_DOCK)        += dock.o
 acpi-y                          += pci_root.o pci_link.o pci_irq.o pci_bind.o
diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c
index 97991ac6f5fc..7e52295f1ecc 100644
--- a/drivers/acpi/acpi_pad.c
+++ b/drivers/acpi/acpi_pad.c
@@ -208,7 +208,7 @@ static int power_saving_thread(void *data)
                  * the mechanism only works when all CPUs have RT task running,
                  * as if one CPU hasn't RT task, RT task from other CPUs will
                  * borrow CPU time from this CPU and cause RT task use > 95%
-                 * CPU time. To make 'avoid staration' work, takes a nap here.
+                 * CPU time. To make 'avoid starvation' work, takes a nap here.
                  */
                 if (do_sleep)
                         schedule_timeout_killable(HZ * idle_pct / 100);
@@ -222,14 +222,18 @@ static struct task_struct *ps_tsks[NR_CPUS];
 static unsigned int ps_tsk_num;
 static int create_power_saving_task(void)
 {
+        int rc = -ENOMEM;
+
         ps_tsks[ps_tsk_num] = kthread_run(power_saving_thread,
                 (void *)(unsigned long)ps_tsk_num,
                 "power_saving/%d", ps_tsk_num);
-        if (ps_tsks[ps_tsk_num]) {
+        rc = IS_ERR(ps_tsks[ps_tsk_num]) ? PTR_ERR(ps_tsks[ps_tsk_num]) : 0;
+        if (!rc)
                 ps_tsk_num++;
-                return 0;
-        }
-        return -EINVAL;
+        else
+                ps_tsks[ps_tsk_num] = NULL;
+
+        return rc;
 }
 
 static void destroy_power_saving_task(void)
@@ -237,6 +241,7 @@ static void destroy_power_saving_task(void)
         if (ps_tsk_num > 0) {
                 ps_tsk_num--;
                 kthread_stop(ps_tsks[ps_tsk_num]);
+                ps_tsks[ps_tsk_num] = NULL;
         }
 }
 
@@ -253,7 +258,7 @@ static void set_power_saving_task_num(unsigned int num)
         }
 }
 
-static int acpi_pad_idle_cpus(unsigned int num_cpus)
+static void acpi_pad_idle_cpus(unsigned int num_cpus)
 {
         get_online_cpus();
 
@@ -261,7 +266,6 @@ static int acpi_pad_idle_cpus(unsigned int num_cpus)
         set_power_saving_task_num(num_cpus);
 
         put_online_cpus();
-        return 0;
 }
 
 static uint32_t acpi_pad_idle_cpus_num(void)
@@ -369,19 +373,21 @@ static void acpi_pad_remove_sysfs(struct acpi_device *device)
 static int acpi_pad_pur(acpi_handle handle, int *num_cpus)
 {
         struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
-        acpi_status status;
         union acpi_object *package;
         int rev, num, ret = -EINVAL;
 
-        status = acpi_evaluate_object(handle, "_PUR", NULL, &buffer);
-        if (ACPI_FAILURE(status))
+        if (ACPI_FAILURE(acpi_evaluate_object(handle, "_PUR", NULL, &buffer)))
+                return -EINVAL;
+
+        if (!buffer.length || !buffer.pointer)
                 return -EINVAL;
+
         package = buffer.pointer;
         if (package->type != ACPI_TYPE_PACKAGE || package->package.count != 2)
                 goto out;
         rev = package->package.elements[0].integer.value;
         num = package->package.elements[1].integer.value;
-        if (rev != 1)
+        if (rev != 1 || num < 0)
                 goto out;
         *num_cpus = num;
         ret = 0;
@@ -410,7 +416,7 @@ static void acpi_pad_ost(acpi_handle handle, int stat,
 
 static void acpi_pad_handle_notify(acpi_handle handle)
 {
-        int num_cpus, ret;
+        int num_cpus;
         uint32_t idle_cpus;
 
         mutex_lock(&isolated_cpus_lock);
@@ -418,12 +424,9 @@ static void acpi_pad_handle_notify(acpi_handle handle)
                 mutex_unlock(&isolated_cpus_lock);
                 return;
         }
-        ret = acpi_pad_idle_cpus(num_cpus);
+        acpi_pad_idle_cpus(num_cpus);
         idle_cpus = acpi_pad_idle_cpus_num();
-        if (!ret)
-                acpi_pad_ost(handle, 0, idle_cpus);
-        else
-                acpi_pad_ost(handle, 1, 0);
+        acpi_pad_ost(handle, 0, idle_cpus);
         mutex_unlock(&isolated_cpus_lock);
 }
 
diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index 23e5a0519af5..2815df66f6f7 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -185,6 +185,12 @@ static int __init dmi_disable_osi_vista(const struct dmi_system_id *d)
         acpi_osi_setup("!Windows 2006");
         return 0;
 }
+static int __init dmi_disable_osi_win7(const struct dmi_system_id *d)
+{
+        printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
+        acpi_osi_setup("!Windows 2009");
+        return 0;
+}
 
 static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
         {
@@ -211,6 +217,14 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                      DMI_MATCH(DMI_PRODUCT_NAME, "Sony VGN-SR290J"),
                 },
         },
+        {
+        .callback = dmi_disable_osi_win7,
+        .ident = "ASUS K50IJ",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
+                     DMI_MATCH(DMI_PRODUCT_NAME, "K50IJ"),
+                },
+        },
 
         /*
          * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 65f7e335f122..a52126e46307 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -397,6 +397,7 @@ acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context)
         union acpi_object *out_obj;
         u8 uuid[16];
         u32 errors;
+        struct acpi_buffer output = {ACPI_ALLOCATE_BUFFER, NULL};
 
         if (!context)
                 return AE_ERROR;
@@ -419,16 +420,16 @@ acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context)
         in_params[3].buffer.length      = context->cap.length;
         in_params[3].buffer.pointer     = context->cap.pointer;
 
-        status = acpi_evaluate_object(handle, "_OSC", &input, &context->ret);
+        status = acpi_evaluate_object(handle, "_OSC", &input, &output);
         if (ACPI_FAILURE(status))
                 return status;
 
-        /* return buffer should have the same length as cap buffer */
-        if (context->ret.length != context->cap.length)
+        if (!output.length)
                 return AE_NULL_OBJECT;
 
-        out_obj = context->ret.pointer;
-        if (out_obj->type != ACPI_TYPE_BUFFER) {
+        out_obj = output.pointer;
+        if (out_obj->type != ACPI_TYPE_BUFFER
+                || out_obj->buffer.length != context->cap.length) {
                 acpi_print_osc_error(handle, context,
                         "_OSC evaluation returned wrong type");
                 status = AE_TYPE;
@@ -457,11 +458,20 @@ acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context)
                 goto out_kfree;
         }
 out_success:
-        return AE_OK;
+        context->ret.length = out_obj->buffer.length;
+        context->ret.pointer = kmalloc(context->ret.length, GFP_KERNEL);
+        if (!context->ret.pointer) {
+                status =  AE_NO_MEMORY;
+                goto out_kfree;
+        }
+        memcpy(context->ret.pointer, out_obj->buffer.pointer,
+                context->ret.length);
+        status =  AE_OK;
 
 out_kfree:
-        kfree(context->ret.pointer);
-        context->ret.pointer = NULL;
+        kfree(output.pointer);
+        if (status != AE_OK)
+                context->ret.pointer = NULL;
         return status;
 }
 EXPORT_SYMBOL(acpi_run_osc);
@@ -480,9 +490,14 @@ static void acpi_bus_osc_support(void)
 
         capbuf[OSC_QUERY_TYPE] = OSC_QUERY_ENABLE;
         capbuf[OSC_SUPPORT_TYPE] = OSC_SB_PR3_SUPPORT; /* _PR3 is in use */
-#ifdef CONFIG_ACPI_PROCESSOR_AGGREGATOR
+#if defined(CONFIG_ACPI_PROCESSOR_AGGREGATOR) ||\
+                        defined(CONFIG_ACPI_PROCESSOR_AGGREGATOR_MODULE)
         capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_PAD_SUPPORT;
 #endif
+
+#if defined(CONFIG_ACPI_PROCESSOR) || defined(CONFIG_ACPI_PROCESSOR_MODULE)
+        capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_PPC_OST_SUPPORT;
+#endif
         if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle)))
                 return;
         if (ACPI_SUCCESS(acpi_run_osc(handle, &context)))
@@ -888,6 +903,8 @@ static int __init acpi_bus_init(void)
                 goto error1;
         }
 
+        acpi_early_processor_set_pdc();
+
         /*
          * Maybe EC region is required at bus_scan/acpi_get_devices. So it
          * is necessary to enable it as early as possible.
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 75b147f5c8fd..d6471bb6852f 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -201,14 +201,13 @@ unlock:
         spin_unlock_irqrestore(&ec->curr_lock, flags);
 }
 
-static void acpi_ec_gpe_query(void *ec_cxt);
+static int acpi_ec_sync_query(struct acpi_ec *ec);
 
-static int ec_check_sci(struct acpi_ec *ec, u8 state)
+static int ec_check_sci_sync(struct acpi_ec *ec, u8 state)
 {
         if (state & ACPI_EC_FLAG_SCI) {
                 if (!test_and_set_bit(EC_FLAGS_QUERY_PENDING, &ec->flags))
-                        return acpi_os_execute(OSL_EC_BURST_HANDLER,
-                                acpi_ec_gpe_query, ec);
+                        return acpi_ec_sync_query(ec);
         }
         return 0;
 }
@@ -249,11 +248,6 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec,
 {
         unsigned long tmp;
         int ret = 0;
-        pr_debug(PREFIX "transaction start\n");
-        /* disable GPE during transaction if storm is detected */
-        if (test_bit(EC_FLAGS_GPE_STORM, &ec->flags)) {
-                acpi_disable_gpe(NULL, ec->gpe);
-        }
         if (EC_FLAGS_MSI)
                 udelay(ACPI_EC_MSI_UDELAY);
         /* start transaction */
@@ -265,20 +259,9 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec,
                 clear_bit(EC_FLAGS_QUERY_PENDING, &ec->flags);
         spin_unlock_irqrestore(&ec->curr_lock, tmp);
         ret = ec_poll(ec);
-        pr_debug(PREFIX "transaction end\n");
         spin_lock_irqsave(&ec->curr_lock, tmp);
         ec->curr = NULL;
         spin_unlock_irqrestore(&ec->curr_lock, tmp);
-        if (test_bit(EC_FLAGS_GPE_STORM, &ec->flags)) {
-                /* check if we received SCI during transaction */
-                ec_check_sci(ec, acpi_ec_read_status(ec));
-                /* it is safe to enable GPE outside of transaction */
-                acpi_enable_gpe(NULL, ec->gpe);
-        } else if (t->irq_count > ACPI_EC_STORM_THRESHOLD) {
-                pr_info(PREFIX "GPE storm detected, "
-                        "transactions will use polling mode\n");
-                set_bit(EC_FLAGS_GPE_STORM, &ec->flags);
-        }
         return ret;
 }
 
@@ -321,7 +304,26 @@ static int acpi_ec_transaction(struct acpi_ec *ec, struct transaction *t)
                 status = -ETIME;
                 goto end;
         }
+        pr_debug(PREFIX "transaction start\n");
+        /* disable GPE during transaction if storm is detected */
+        if (test_bit(EC_FLAGS_GPE_STORM, &ec->flags)) {
+                acpi_disable_gpe(NULL, ec->gpe);
+        }
+
         status = acpi_ec_transaction_unlocked(ec, t);
+
+        /* check if we received SCI during transaction */
+        ec_check_sci_sync(ec, acpi_ec_read_status(ec));
+        if (test_bit(EC_FLAGS_GPE_STORM, &ec->flags)) {
+                msleep(1);
+                /* it is safe to enable GPE outside of transaction */
+                acpi_enable_gpe(NULL, ec->gpe);
+        } else if (t->irq_count > ACPI_EC_STORM_THRESHOLD) {
+                pr_info(PREFIX "GPE storm detected, "
+                        "transactions will use polling mode\n");
+                set_bit(EC_FLAGS_GPE_STORM, &ec->flags);
+        }
+        pr_debug(PREFIX "transaction end\n");
 end:
         if (ec->global_lock)
                 acpi_release_global_lock(glk);
@@ -443,7 +445,7 @@ int ec_transaction(u8 command,
 
 EXPORT_SYMBOL(ec_transaction);
 
-static int acpi_ec_query(struct acpi_ec *ec, u8 * data)
+static int acpi_ec_query_unlocked(struct acpi_ec *ec, u8 * data)
 {
         int result;
         u8 d;
@@ -452,20 +454,16 @@ static int acpi_ec_query(struct acpi_ec *ec, u8 * data)
                                 .wlen = 0, .rlen = 1};
         if (!ec || !data)
                 return -EINVAL;
-
         /*
          * Query the EC to find out which _Qxx method we need to evaluate.
          * Note that successful completion of the query causes the ACPI_EC_SCI
          * bit to be cleared (and thus clearing the interrupt source).
          */
-
-        result = acpi_ec_transaction(ec, &t);
+        result = acpi_ec_transaction_unlocked(ec, &t);
         if (result)
                 return result;
-
         if (!d)
                 return -ENODATA;
-
         *data = d;
         return 0;
 }
@@ -509,43 +507,79 @@ void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit)
 
 EXPORT_SYMBOL_GPL(acpi_ec_remove_query_handler);
 
-static void acpi_ec_gpe_query(void *ec_cxt)
+static void acpi_ec_run(void *cxt)
 {
-        struct acpi_ec *ec = ec_cxt;
-        u8 value = 0;
-        struct acpi_ec_query_handler *handler, copy;
-
-        if (!ec || acpi_ec_query(ec, &value))
+        struct acpi_ec_query_handler *handler = cxt;
+        if (!handler)
                 return;
-        mutex_lock(&ec->lock);
+        pr_debug(PREFIX "start query execution\n");
+        if (handler->func)
+                handler->func(handler->data);
+        else if (handler->handle)
+                acpi_evaluate_object(handler->handle, NULL, NULL, NULL);
+        pr_debug(PREFIX "stop query execution\n");
+        kfree(handler);
+}
+
+static int acpi_ec_sync_query(struct acpi_ec *ec)
+{
+        u8 value = 0;
+        int status;
+        struct acpi_ec_query_handler *handler, *copy;
+        if ((status = acpi_ec_query_unlocked(ec, &value)))
+                return status;
         list_for_each_entry(handler, &ec->list, node) {
                 if (value == handler->query_bit) {
                         /* have custom handler for this bit */
-                        memcpy(&copy, handler, sizeof(copy));
-                        mutex_unlock(&ec->lock);
-                        if (copy.func) {
-                                copy.func(copy.data);
-                        } else if (copy.handle) {
-                                acpi_evaluate_object(copy.handle, NULL, NULL, NULL);
-                        }
-                        return;
+                        copy = kmalloc(sizeof(*handler), GFP_KERNEL);
+                        if (!copy)
+                                return -ENOMEM;
+                        memcpy(copy, handler, sizeof(*copy));
+                        pr_debug(PREFIX "push query execution (0x%2x) on queue\n", value);
+                        return acpi_os_execute((copy->func) ?
+                                OSL_NOTIFY_HANDLER : OSL_GPE_HANDLER,
+                                acpi_ec_run, copy);
                 }
         }
+        return 0;
+}
+
+static void acpi_ec_gpe_query(void *ec_cxt)
+{
+        struct acpi_ec *ec = ec_cxt;
+        if (!ec)
+                return;
+        mutex_lock(&ec->lock);
+        acpi_ec_sync_query(ec);
         mutex_unlock(&ec->lock);
 }
 
+static void acpi_ec_gpe_query(void *ec_cxt);
+
+static int ec_check_sci(struct acpi_ec *ec, u8 state)
+{
+        if (state & ACPI_EC_FLAG_SCI) {
+                if (!test_and_set_bit(EC_FLAGS_QUERY_PENDING, &ec->flags)) {
+                        pr_debug(PREFIX "push gpe query to the queue\n");
+                        return acpi_os_execute(OSL_NOTIFY_HANDLER,
+                                acpi_ec_gpe_query, ec);
+                }
+        }
+        return 0;
+}
+
 static u32 acpi_ec_gpe_handler(void *data)
 {
         struct acpi_ec *ec = data;
-        u8 status;
 
         pr_debug(PREFIX "~~~> interrupt\n");
-        status = acpi_ec_read_status(ec);
 
-        advance_transaction(ec, status);
-        if (ec_transaction_done(ec) && (status & ACPI_EC_FLAG_IBF) == 0)
+        advance_transaction(ec, acpi_ec_read_status(ec));
+        if (ec_transaction_done(ec) &&
+            (acpi_ec_read_status(ec) & ACPI_EC_FLAG_IBF) == 0) {
                 wake_up(&ec->wait);
-        ec_check_sci(ec, status);
+                ec_check_sci(ec, acpi_ec_read_status(ec));
+        }
         return ACPI_INTERRUPT_HANDLED;
 }
 
@@ -916,6 +950,7 @@ static int ec_validate_ecdt(const struct dmi_system_id *id)
 /* MSI EC needs special treatment, enable it */
 static int ec_flag_msi(const struct dmi_system_id *id)
 {
+        printk(KERN_DEBUG PREFIX "Detected MSI hardware, enabling workarounds.\n");
         EC_FLAGS_MSI = 1;
         EC_FLAGS_VALIDATE_ECDT = 1;
         return 0;
@@ -928,8 +963,13 @@ static struct dmi_system_id __initdata ec_dmi_table[] = {
         DMI_MATCH(DMI_BOARD_NAME, "JFL92") }, NULL},
         {
         ec_flag_msi, "MSI hardware", {
-        DMI_MATCH(DMI_BIOS_VENDOR, "Micro-Star"),
-        DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-Star") }, NULL},
+        DMI_MATCH(DMI_BIOS_VENDOR, "Micro-Star")}, NULL},
+        {
+        ec_flag_msi, "MSI hardware", {
+        DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star")}, NULL},
+        {
+        ec_flag_msi, "MSI hardware", {
+        DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-Star")}, NULL},
         {
         ec_validate_ecdt, "ASUS hardware", {
         DMI_MATCH(DMI_BIOS_VENDOR, "ASUS") }, NULL},
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 074cf8682d52..cb28e0502acc 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -43,6 +43,7 @@ int acpi_power_transition(struct acpi_device *device, int state);
 extern int acpi_power_nocheck;
 
 int acpi_wakeup_device_init(void);
+void acpi_early_processor_set_pdc(void);
 
 /* --------------------------------------------------------------------------
                                   Embedded Controller
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index 394ae89409c2..04b0f007c9b7 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -56,7 +56,7 @@ ACPI_MODULE_NAME("pci_link");
 static int acpi_pci_link_add(struct acpi_device *device);
 static int acpi_pci_link_remove(struct acpi_device *device, int type);
 
-static struct acpi_device_id link_device_ids[] = {
+static const struct acpi_device_id link_device_ids[] = {
         {"PNP0C0F", 0},
         {"", 0},
 };
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 101cce3681d1..64f55b6db73c 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -46,7 +46,7 @@ static int acpi_pci_root_add(struct acpi_device *device);
 static int acpi_pci_root_remove(struct acpi_device *device, int type);
 static int acpi_pci_root_start(struct acpi_device *device);
 
-static struct acpi_device_id root_device_ids[] = {
+static const struct acpi_device_id root_device_ids[] = {
         {"PNP0A03", 0},
         {"", 0},
 };
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 22b297916519..0f30c3c1eea4 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -65,7 +65,7 @@ static int acpi_power_remove(struct acpi_device *device, int type);
 static int acpi_power_resume(struct acpi_device *device);
 static int acpi_power_open_fs(struct inode *inode, struct file *file);
 
-static struct acpi_device_id power_device_ids[] = {
+static const struct acpi_device_id power_device_ids[] = {
         {ACPI_POWER_HID, 0},
         {"", 0},
 };
diff --git a/drivers/acpi/power_meter.c b/drivers/acpi/power_meter.c
index 2ef7030a0c28..dc4ffadf8122 100644
--- a/drivers/acpi/power_meter.c
+++ b/drivers/acpi/power_meter.c
@@ -64,7 +64,7 @@ static int can_cap_in_hardware(void)
         return force_cap_on || cap_in_hardware;
 }
 
-static struct acpi_device_id power_meter_ids[] = {
+static const struct acpi_device_id power_meter_ids[] = {
         {"ACPI000D", 0},
         {"", 0},
 };
@@ -534,6 +534,7 @@ static void remove_domain_devices(struct acpi_power_meter_resource *resource)
 
         kfree(resource->domain_devices);
         kobject_put(resource->holders_dir);
+        resource->num_domain_devices = 0;
 }
 
 static int read_domain_devices(struct acpi_power_meter_resource *resource)
@@ -740,7 +741,6 @@ skip_unsafe_cap:
 
         return res;
 error:
-        remove_domain_devices(resource);
         remove_attrs(resource);
         return res;
 }
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 41731236f9a1..9863c98c81ba 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -124,29 +124,6 @@ static const struct file_operations acpi_processor_info_fops = {
 
 DEFINE_PER_CPU(struct acpi_processor *, processors);
 struct acpi_processor_errata errata __read_mostly;
-static int set_no_mwait(const struct dmi_system_id *id)
-{
-        printk(KERN_NOTICE PREFIX "%s detected - "
-                "disabling mwait for CPU C-states\n", id->ident);
-        idle_nomwait = 1;
-        return 0;
-}
-
-static struct dmi_system_id __cpuinitdata processor_idle_dmi_table[] = {
-        {
-        set_no_mwait, "IFL91 board", {
-        DMI_MATCH(DMI_BIOS_VENDOR, "COMPAL"),
-        DMI_MATCH(DMI_SYS_VENDOR, "ZEPTO"),
-        DMI_MATCH(DMI_PRODUCT_VERSION, "3215W"),
-        DMI_MATCH(DMI_BOARD_NAME, "IFL91") }, NULL},
-        {
-        set_no_mwait, "Extensa 5220", {
-        DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"),
-        DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
-        DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
-        DMI_MATCH(DMI_BOARD_NAME, "Columbia") }, NULL},
-        {},
-};
 
 /* --------------------------------------------------------------------------
                                 Errata Handling
@@ -277,45 +254,6 @@ static int acpi_processor_errata(struct acpi_processor *pr)
 }
 
 /* --------------------------------------------------------------------------
-                              Common ACPI processor functions
-   -------------------------------------------------------------------------- */
-
-/*
- * _PDC is required for a BIOS-OS handshake for most of the newer
- * ACPI processor features.
- */
-static int acpi_processor_set_pdc(struct acpi_processor *pr)
-{
-        struct acpi_object_list *pdc_in = pr->pdc;
-        acpi_status status = AE_OK;
-
-
-        if (!pdc_in)
-                return status;
-        if (idle_nomwait) {
-                /*
-                 * If mwait is disabled for CPU C-states, the C2C3_FFH access
-                 * mode will be disabled in the parameter of _PDC object.
-                 * Of course C1_FFH access mode will also be disabled.
-                 */
-                union acpi_object *obj;
-                u32 *buffer = NULL;
-
-                obj = pdc_in->pointer;
-                buffer = (u32 *)(obj->buffer.pointer);
-                buffer[2] &= ~(ACPI_PDC_C_C2C3_FFH | ACPI_PDC_C_C1_FFH);
-
-        }
-        status = acpi_evaluate_object(pr->handle, "_PDC", pdc_in, NULL);
-
-        if (ACPI_FAILURE(status))
-                ACPI_DEBUG_PRINT((ACPI_DB_INFO,
-                    "Could not evaluate _PDC, using legacy perf. control...\n"));
-
-        return status;
-}
-
-/* --------------------------------------------------------------------------
                               FS Interface (/proc)
    -------------------------------------------------------------------------- */
 
@@ -825,9 +763,7 @@ static int __cpuinit acpi_processor_add(struct acpi_device *device)
         }
 
         /* _PDC call should be done before doing anything else (if reqd.). */
-        arch_acpi_processor_init_pdc(pr);
-        acpi_processor_set_pdc(pr);
-        arch_acpi_processor_cleanup_pdc(pr);
+        acpi_processor_set_pdc(pr->handle);
 
 #ifdef CONFIG_CPU_FREQ
         acpi_processor_ppc_has_changed(pr, 0);
@@ -1145,11 +1081,6 @@ static int __init acpi_processor_init(void)
         if (!acpi_processor_dir)
                 return -ENOMEM;
 #endif
-        /*
-         * Check whether the system is DMI table. If yes, OSPM
-         * should not use mwait for CPU-states.
-         */
-        dmi_check_system(processor_idle_dmi_table);
         result = cpuidle_register_driver(&acpi_idle_driver);
         if (result < 0)
                 goto out_proc;
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index d1676b1754d9..7c0441f63b39 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -305,6 +305,28 @@ static int acpi_processor_get_power_info_fadt(struct acpi_processor *pr)
         pr->power.states[ACPI_STATE_C2].latency = acpi_gbl_FADT.C2latency;
         pr->power.states[ACPI_STATE_C3].latency = acpi_gbl_FADT.C3latency;
 
+        /*
+         * FADT specified C2 latency must be less than or equal to
+         * 100 microseconds.
+         */
+        if (acpi_gbl_FADT.C2latency > ACPI_PROCESSOR_MAX_C2_LATENCY) {
+                ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+                        "C2 latency too large [%d]\n", acpi_gbl_FADT.C2latency));
+                /* invalidate C2 */
+                pr->power.states[ACPI_STATE_C2].address = 0;
+        }
+
+        /*
+         * FADT supplied C3 latency must be less than or equal to
+         * 1000 microseconds.
+         */
+        if (acpi_gbl_FADT.C3latency > ACPI_PROCESSOR_MAX_C3_LATENCY) {
+                ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+                        "C3 latency too large [%d]\n", acpi_gbl_FADT.C3latency));
+                /* invalidate C3 */
+                pr->power.states[ACPI_STATE_C3].address = 0;
+        }
+
         ACPI_DEBUG_PRINT((ACPI_DB_INFO,
                           "lvl2[0x%08x] lvl3[0x%08x]\n",
                           pr->power.states[ACPI_STATE_C2].address,
@@ -494,33 +516,6 @@ static int acpi_processor_get_power_info_cst(struct acpi_processor *pr)
         return status;
 }
 
-static void acpi_processor_power_verify_c2(struct acpi_processor_cx *cx)
-{
-
-        if (!cx->address)
-                return;
-
-        /*
-         * C2 latency must be less than or equal to 100
-         * microseconds.
-         */
-        else if (cx->latency > ACPI_PROCESSOR_MAX_C2_LATENCY) {
-                ACPI_DEBUG_PRINT((ACPI_DB_INFO,
-                                  "latency too large [%d]\n", cx->latency));
-                return;
-        }
-
-        /*
-         * Otherwise we've met all of our C2 requirements.
-         * Normalize the C2 latency to expidite policy
-         */
-        cx->valid = 1;
-
-        cx->latency_ticks = cx->latency;
-
-        return;
-}
-
 static void acpi_processor_power_verify_c3(struct acpi_processor *pr,
                                            struct acpi_processor_cx *cx)
 {
@@ -532,16 +527,6 @@ static void acpi_processor_power_verify_c3(struct acpi_processor *pr,
                 return;
 
         /*
-         * C3 latency must be less than or equal to 1000
-         * microseconds.
-         */
-        else if (cx->latency > ACPI_PROCESSOR_MAX_C3_LATENCY) {
-                ACPI_DEBUG_PRINT((ACPI_DB_INFO,
-                                  "latency too large [%d]\n", cx->latency));
-                return;
-        }
-
-        /*
          * PIIX4 Erratum #18: We don't support C3 when Type-F (fast)
          * DMA transfers are used by any ISA device to avoid livelock.
          * Note that we could disable Type-F DMA (as recommended by
@@ -629,7 +614,10 @@ static int acpi_processor_power_verify(struct acpi_processor *pr)
                         break;
 
                 case ACPI_STATE_C2:
-                        acpi_processor_power_verify_c2(cx);
+                        if (!cx->address)
+                                break;
+                        cx->valid = 1; 
+                        cx->latency_ticks = cx->latency; /* Normalize latency */
                         break;
 
                 case ACPI_STATE_C3:
diff --git a/drivers/acpi/processor_pdc.c b/drivers/acpi/processor_pdc.c
new file mode 100644
index 000000000000..7247819dbd80
--- /dev/null
+++ b/drivers/acpi/processor_pdc.c
@@ -0,0 +1,195 @@
+/*
+ * Copyright (C) 2005 Intel Corporation
+ * Copyright (C) 2009 Hewlett-Packard Development Company, L.P.
+ *
+ *      Alex Chiang <achiang@hp.com>
+ *      - Unified x86/ia64 implementations
+ *      Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
+ *      - Added _PDC for platforms with Intel CPUs
+ */
+#include <linux/dmi.h>
+
+#include <acpi/acpi_drivers.h>
+#include <acpi/processor.h>
+
+#include "internal.h"
+
+#define PREFIX                  "ACPI: "
+#define _COMPONENT              ACPI_PROCESSOR_COMPONENT
+ACPI_MODULE_NAME("processor_pdc");
+
+static int set_no_mwait(const struct dmi_system_id *id)
+{
+        printk(KERN_NOTICE PREFIX "%s detected - "
+                "disabling mwait for CPU C-states\n", id->ident);
+        idle_nomwait = 1;
+        return 0;
+}
+
+static struct dmi_system_id __cpuinitdata processor_idle_dmi_table[] = {
+        {
+        set_no_mwait, "IFL91 board", {
+        DMI_MATCH(DMI_BIOS_VENDOR, "COMPAL"),
+        DMI_MATCH(DMI_SYS_VENDOR, "ZEPTO"),
+        DMI_MATCH(DMI_PRODUCT_VERSION, "3215W"),
+        DMI_MATCH(DMI_BOARD_NAME, "IFL91") }, NULL},
+        {
+        set_no_mwait, "Extensa 5220", {
+        DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"),
+        DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+        DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
+        DMI_MATCH(DMI_BOARD_NAME, "Columbia") }, NULL},
+        {},
+};
+
+static void acpi_set_pdc_bits(u32 *buf)
+{
+        buf[0] = ACPI_PDC_REVISION_ID;
+        buf[1] = 1;
+
+        /* Enable coordination with firmware's _TSD info */
+        buf[2] = ACPI_PDC_SMP_T_SWCOORD;
+
+        /* Twiddle arch-specific bits needed for _PDC */
+        arch_acpi_set_pdc_bits(buf);
+}
+
+static struct acpi_object_list *acpi_processor_alloc_pdc(void)
+{
+        struct acpi_object_list *obj_list;
+        union acpi_object *obj;
+        u32 *buf;
+
+        /* allocate and initialize pdc. It will be used later. */
+        obj_list = kmalloc(sizeof(struct acpi_object_list), GFP_KERNEL);
+        if (!obj_list) {
+                printk(KERN_ERR "Memory allocation error\n");
+                return NULL;
+        }
+
+        obj = kmalloc(sizeof(union acpi_object), GFP_KERNEL);
+        if (!obj) {
+                printk(KERN_ERR "Memory allocation error\n");
+                kfree(obj_list);
+                return NULL;
+        }
+
+        buf = kmalloc(12, GFP_KERNEL);
+        if (!buf) {
+                printk(KERN_ERR "Memory allocation error\n");
+                kfree(obj);
+                kfree(obj_list);
+                return NULL;
+        }
+
+        acpi_set_pdc_bits(buf);
+
+        obj->type = ACPI_TYPE_BUFFER;
+        obj->buffer.length = 12;
+        obj->buffer.pointer = (u8 *) buf;
+        obj_list->count = 1;
+        obj_list->pointer = obj;
+
+        return obj_list;
+}
+
+/*
+ * _PDC is required for a BIOS-OS handshake for most of the newer
+ * ACPI processor features.
+ */
+static int
+acpi_processor_eval_pdc(acpi_handle handle, struct acpi_object_list *pdc_in)
+{
+        acpi_status status = AE_OK;
+
+        if (idle_nomwait) {
+                /*
+                 * If mwait is disabled for CPU C-states, the C2C3_FFH access
+                 * mode will be disabled in the parameter of _PDC object.
+                 * Of course C1_FFH access mode will also be disabled.
+                 */
+                union acpi_object *obj;
+                u32 *buffer = NULL;
+
+                obj = pdc_in->pointer;
+                buffer = (u32 *)(obj->buffer.pointer);
+                buffer[2] &= ~(ACPI_PDC_C_C2C3_FFH | ACPI_PDC_C_C1_FFH);
+
+        }
+        status = acpi_evaluate_object(handle, "_PDC", pdc_in, NULL);
+
+        if (ACPI_FAILURE(status))
+                ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+                    "Could not evaluate _PDC, using legacy perf. control.\n"));
+
+        return status;
+}
+
+void acpi_processor_set_pdc(acpi_handle handle)
+{
+        struct acpi_object_list *obj_list;
+
+        if (arch_has_acpi_pdc() == false)
+                return;
+
+        obj_list = acpi_processor_alloc_pdc();
+        if (!obj_list)
+                return;
+
+        acpi_processor_eval_pdc(handle, obj_list);
+
+        kfree(obj_list->pointer->buffer.pointer);
+        kfree(obj_list->pointer);
+        kfree(obj_list);
+}
+EXPORT_SYMBOL_GPL(acpi_processor_set_pdc);
+
+static int early_pdc_optin;
+static int set_early_pdc_optin(const struct dmi_system_id *id)
+{
+        early_pdc_optin = 1;
+        return 0;
+}
+
+static struct dmi_system_id __cpuinitdata early_pdc_optin_table[] = {
+        {
+        set_early_pdc_optin, "HP Envy", {
+        DMI_MATCH(DMI_BIOS_VENDOR, "Hewlett-Packard"),
+        DMI_MATCH(DMI_PRODUCT_NAME, "HP Envy") }, NULL},
+        {
+        set_early_pdc_optin, "HP Pavilion dv6", {
+        DMI_MATCH(DMI_BIOS_VENDOR, "Hewlett-Packard"),
+        DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv6") }, NULL},
+        {
+        set_early_pdc_optin, "HP Pavilion dv7", {
+        DMI_MATCH(DMI_BIOS_VENDOR, "Hewlett-Packard"),
+        DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv7") }, NULL},
+        {},
+};
+
+static acpi_status
+early_init_pdc(acpi_handle handle, u32 lvl, void *context, void **rv)
+{
+        acpi_processor_set_pdc(handle);
+        return AE_OK;
+}
+
+void __init acpi_early_processor_set_pdc(void)
+{
+        /*
+         * Check whether the system is DMI table. If yes, OSPM
+         * should not use mwait for CPU-states.
+         */
+        dmi_check_system(processor_idle_dmi_table);
+
+        /*
+         * Allow systems to opt-in to early _PDC evaluation.
+         */
+        dmi_check_system(early_pdc_optin_table);
+        if (!early_pdc_optin)
+                return;
+
+        acpi_walk_namespace(ACPI_TYPE_PROCESSOR, ACPI_ROOT_OBJECT,
+                            ACPI_UINT32_MAX,
+                            early_init_pdc, NULL, NULL, NULL);
+}
diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c
index 140c5c5b423c..6deafb4aa0da 100644
--- a/drivers/acpi/processor_thermal.c
+++ b/drivers/acpi/processor_thermal.c
@@ -443,8 +443,7 @@ struct thermal_cooling_device_ops processor_cooling_ops = {
 #ifdef CONFIG_ACPI_PROCFS
 static int acpi_processor_limit_seq_show(struct seq_file *seq, void *offset)
 {
-        struct acpi_processor *pr = (struct acpi_processor *)seq->private;
-
+        struct acpi_processor *pr = seq->private;
 
         if (!pr)
                 goto end;
diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c
index 52b9db8afc20..b16ddbf23a9c 100644
--- a/drivers/acpi/sbs.c
+++ b/drivers/acpi/sbs.c
@@ -822,7 +822,10 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id)
 
 static void acpi_battery_remove(struct acpi_sbs *sbs, int id)
 {
+#if defined(CONFIG_ACPI_SYSFS_POWER) || defined(CONFIG_ACPI_PROCFS_POWER)
         struct acpi_battery *battery = &sbs->battery[id];
+#endif
+
 #ifdef CONFIG_ACPI_SYSFS_POWER
         if (battery->bat.dev) {
                 if (battery->have_sysfs_alarm)
diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
index d9339806df45..fd09229282ea 100644
--- a/drivers/acpi/sbshc.c
+++ b/drivers/acpi/sbshc.c
@@ -242,7 +242,7 @@ static int smbus_alarm(void *context)
                 case ACPI_SBS_CHARGER:
                 case ACPI_SBS_MANAGER:
                 case ACPI_SBS_BATTERY:
-                        acpi_os_execute(OSL_GPE_HANDLER,
+                        acpi_os_execute(OSL_NOTIFY_HANDLER,
                                         acpi_smbus_callback, hc);
                 default:;
         }
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 5f2c379ab7bf..79d33d908b5a 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -81,6 +81,23 @@ static int acpi_sleep_prepare(u32 acpi_state)
 #ifdef CONFIG_ACPI_SLEEP
 static u32 acpi_target_sleep_state = ACPI_STATE_S0;
 /*
+ * According to the ACPI specification the BIOS should make sure that ACPI is
+ * enabled and SCI_EN bit is set on wake-up from S1 - S3 sleep states.  Still,
+ * some BIOSes don't do that and therefore we use acpi_enable() to enable ACPI
+ * on such systems during resume.  Unfortunately that doesn't help in
+ * particularly pathological cases in which SCI_EN has to be set directly on
+ * resume, although the specification states very clearly that this flag is
+ * owned by the hardware.  The set_sci_en_on_resume variable will be set in such
+ * cases.
+ */
+static bool set_sci_en_on_resume;
+
+void __init acpi_set_sci_en_on_resume(void)
+{
+        set_sci_en_on_resume = true;
+}
+
+/*
  * ACPI 1.0 wants us to execute _PTS before suspending devices, so we allow the
  * user to request that behavior by using the 'acpi_old_suspend_ordering'
  * kernel command line option that causes the following variable to be set.
@@ -170,18 +187,6 @@ static void acpi_pm_end(void)
 #endif /* CONFIG_ACPI_SLEEP */
 
 #ifdef CONFIG_SUSPEND
-/*
- * According to the ACPI specification the BIOS should make sure that ACPI is
- * enabled and SCI_EN bit is set on wake-up from S1 - S3 sleep states.  Still,
- * some BIOSes don't do that and therefore we use acpi_enable() to enable ACPI
- * on such systems during resume.  Unfortunately that doesn't help in
- * particularly pathological cases in which SCI_EN has to be set directly on
- * resume, although the specification states very clearly that this flag is
- * owned by the hardware.  The set_sci_en_on_resume variable will be set in such
- * cases.
- */
-static bool set_sci_en_on_resume;
-
 extern void do_suspend_lowlevel(void);
 
 static u32 acpi_suspend_states[] = {
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 05dff631591c..b765790b32be 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -78,6 +78,13 @@ MODULE_LICENSE("GPL");
 static int brightness_switch_enabled = 1;
 module_param(brightness_switch_enabled, bool, 0644);
 
+/*
+ * By default, we don't allow duplicate ACPI video bus devices
+ * under the same VGA controller
+ */
+static int allow_duplicates;
+module_param(allow_duplicates, bool, 0644);
+
 static int register_count = 0;
 static int acpi_video_bus_add(struct acpi_device *device);
 static int acpi_video_bus_remove(struct acpi_device *device, int type);
@@ -999,8 +1006,10 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device)
                 sprintf(name, "acpi_video%d", count++);
                 device->backlight = backlight_device_register(name,
                         NULL, device, &acpi_backlight_ops);
-                device->backlight->props.max_brightness = device->brightness->count-3;
                 kfree(name);
+                if (IS_ERR(device->backlight))
+                        return;
+                device->backlight->props.max_brightness = device->brightness->count-3;
 
                 result = sysfs_create_link(&device->backlight->dev.kobj,
                                            &device->dev->dev.kobj, "device");
@@ -1979,6 +1988,10 @@ acpi_video_switch_brightness(struct acpi_video_device *device, int event)
         unsigned long long level_current, level_next;
         int result = -EINVAL;
 
+        /* no warning message if acpi_backlight=vendor is used */
+        if (!acpi_video_backlight_support())
+                return 0;
+
         if (!device->brightness)
                 goto out;
 
@@ -2233,11 +2246,47 @@ static int acpi_video_resume(struct acpi_device *device)
         return AE_OK;
 }
 
+static acpi_status
+acpi_video_bus_match(acpi_handle handle, u32 level, void *context,
+                        void **return_value)
+{
+        struct acpi_device *device = context;
+        struct acpi_device *sibling;
+        int result;
+
+        if (handle == device->handle)
+                return AE_CTRL_TERMINATE;
+
+        result = acpi_bus_get_device(handle, &sibling);
+        if (result)
+                return AE_OK;
+
+        if (!strcmp(acpi_device_name(sibling), ACPI_VIDEO_BUS_NAME))
+                        return AE_ALREADY_EXISTS;
+
+        return AE_OK;
+}
+
 static int acpi_video_bus_add(struct acpi_device *device)
 {
         struct acpi_video_bus *video;
         struct input_dev *input;
         int error;
+        acpi_status status;
+
+        status = acpi_walk_namespace(ACPI_TYPE_DEVICE,
+                                device->parent->handle, 1,
+                                acpi_video_bus_match, NULL,
+                                device, NULL);
+        if (status == AE_ALREADY_EXISTS) {
+                printk(KERN_WARNING FW_BUG
+                        "Duplicate ACPI video bus devices for the"
+                        " same VGA controller, please try module "
+                        "parameter \"video.allow_duplicates=1\""
+                        "if the current driver doesn't work.\n");
+                if (!allow_duplicates)
+                        return -ENODEV;
+        }
 
         video = kzalloc(sizeof(struct acpi_video_bus), GFP_KERNEL);
         if (!video)
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 85844d053846..56c6374a3989 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -40,7 +40,6 @@ config ATA_VERBOSE_ERROR
 config ATA_ACPI
         bool "ATA ACPI Support"
         depends on ACPI && PCI
-        select ACPI_DOCK
         default y
         help
           This option adds support for ATA-related ACPI objects.
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 19136a7e1064..6f3f2257d0f0 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -329,7 +329,7 @@ static struct ata_port_operations ich_pata_ops = {
 };
 
 static struct ata_port_operations piix_sata_ops = {
-        .inherits               = &ata_bmdma_port_ops,
+        .inherits               = &ata_bmdma32_port_ops,
 };
 
 static struct ata_port_operations piix_sidpr_sata_ops = {
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 22ff51bdbc8a..6728328f3bea 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -3790,21 +3790,45 @@ int sata_link_debounce(struct ata_link *link, const unsigned long *params,
 int sata_link_resume(struct ata_link *link, const unsigned long *params,
                      unsigned long deadline)
 {
+        int tries = ATA_LINK_RESUME_TRIES;
         u32 scontrol, serror;
         int rc;
 
         if ((rc = sata_scr_read(link, SCR_CONTROL, &scontrol)))
                 return rc;
 
-        scontrol = (scontrol & 0x0f0) | 0x300;
+        /*
+         * Writes to SControl sometimes get ignored under certain
+         * controllers (ata_piix SIDPR).  Make sure DET actually is
+         * cleared.
+         */
+        do {
+                scontrol = (scontrol & 0x0f0) | 0x300;
+                if ((rc = sata_scr_write(link, SCR_CONTROL, scontrol)))
+                        return rc;
+                /*
+                 * Some PHYs react badly if SStatus is pounded
+                 * immediately after resuming.  Delay 200ms before
+                 * debouncing.
+                 */
+                msleep(200);
 
-        if ((rc = sata_scr_write(link, SCR_CONTROL, scontrol)))
-                return rc;
+                /* is SControl restored correctly? */
+                if ((rc = sata_scr_read(link, SCR_CONTROL, &scontrol)))
+                        return rc;
+        } while ((scontrol & 0xf0f) != 0x300 && --tries);
 
-        /* Some PHYs react badly if SStatus is pounded immediately
-         * after resuming.  Delay 200ms before debouncing.
-         */
-        msleep(200);
+        if ((scontrol & 0xf0f) != 0x300) {
+                ata_link_printk(link, KERN_ERR,
+                                "failed to resume link (SControl %X)\n",
+                                scontrol);
+                return 0;
+        }
+
+        if (tries < ATA_LINK_RESUME_TRIES)
+                ata_link_printk(link, KERN_WARNING,
+                                "link resume succeeded after %d retries\n",
+                                ATA_LINK_RESUME_TRIES - tries);
 
         if ((rc = sata_link_debounce(link, params, deadline)))
                 return rc;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 0ea97c942ced..9f6cfac0f2cc 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2028,8 +2028,9 @@ static void ata_eh_link_autopsy(struct ata_link *link)
                         qc->err_mask &= ~(AC_ERR_DEV | AC_ERR_OTHER);
 
                 /* determine whether the command is worth retrying */
-                if (!(qc->err_mask & AC_ERR_INVALID) &&
-                    ((qc->flags & ATA_QCFLAG_IO) || qc->err_mask != AC_ERR_DEV))
+                if (qc->flags & ATA_QCFLAG_IO ||
+                    (!(qc->err_mask & AC_ERR_INVALID) &&
+                     qc->err_mask != AC_ERR_DEV))
                         qc->flags |= ATA_QCFLAG_RETRY;
 
                 /* accumulate error info */
diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c
index 07d8d00b4d34..63306285c843 100644
--- a/drivers/ata/sata_promise.c
+++ b/drivers/ata/sata_promise.c
@@ -862,7 +862,7 @@ static void pdc_error_intr(struct ata_port *ap, struct ata_queued_cmd *qc,
         if (port_status & PDC_DRIVE_ERR)
                 ac_err_mask |= AC_ERR_DEV;
         if (port_status & (PDC_OVERRUN_ERR | PDC_UNDERRUN_ERR))
-                ac_err_mask |= AC_ERR_HSM;
+                ac_err_mask |= AC_ERR_OTHER;
         if (port_status & (PDC2_ATA_HBA_ERR | PDC2_ATA_DMA_CNT_ERR))
                 ac_err_mask |= AC_ERR_ATA_BUS;
         if (port_status & (PDC_PH_ERR | PDC_SH_ERR | PDC_DH_ERR | PDC2_HTO_ERR
diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c
index 090dd4851301..42ae452b36b0 100644
--- a/drivers/base/devtmpfs.c
+++ b/drivers/base/devtmpfs.c
@@ -354,6 +354,7 @@ int __init devtmpfs_init(void)
 {
         int err;
         struct vfsmount *mnt;
+        char options[] = "mode=0755";
 
         err = register_filesystem(&dev_fs_type);
         if (err) {
@@ -362,7 +363,7 @@ int __init devtmpfs_init(void)
                 return err;
         }
 
-        mnt = kern_mount_data(&dev_fs_type, "mode=0755");
+        mnt = kern_mount_data(&dev_fs_type, options);
         if (IS_ERR(mnt)) {
                 err = PTR_ERR(mnt);
                 printk(KERN_ERR "devtmpfs: unable to create devtmpfs %i\n", err);
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index d7d77d4a402c..bd025059711f 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -311,7 +311,7 @@ static SYSDEV_ATTR(removable, 0444, show_mem_removable, NULL);
 static ssize_t
 print_block_size(struct class *class, char *buf)
 {
-        return sprintf(buf, "%lx\n", (unsigned long)PAGES_PER_SECTION * PAGE_SIZE);
+        return sprintf(buf, "%#lx\n", (unsigned long)PAGES_PER_SECTION * PAGE_SIZE);
 }
 
 static CLASS_ATTR(block_size_bytes, 0444, print_block_size, NULL);
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index 48adf80926a0..a5142bddef41 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -446,8 +446,8 @@ EXPORT_SYMBOL_GPL(dpm_resume_noirq);
 
 /**
  * legacy_resume - Execute a legacy (bus or class) resume callback for device.
- * dev: Device to resume.
- * cb: Resume callback to execute.
+ * @dev: Device to resume.
+ * @cb: Resume callback to execute.
  */
 static int legacy_resume(struct device *dev, int (*cb)(struct device *dev))
 {
@@ -711,8 +711,9 @@ EXPORT_SYMBOL_GPL(dpm_suspend_noirq);
 
 /**
  * legacy_suspend - Execute a legacy (bus or class) suspend callback for device.
- * dev: Device to suspend.
- * cb: Suspend callback to execute.
+ * @dev: Device to suspend.
+ * @state: PM transition of the system being carried out.
+ * @cb: Suspend callback to execute.
  */
 static int legacy_suspend(struct device *dev, pm_message_t state,
                           int (*cb)(struct device *dev, pm_message_t state))
diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index eb4fa1943944..ce1fa923c414 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -7101,7 +7101,7 @@ static struct DAC960_privdata DAC960_BA_privdata = {
 
 static struct DAC960_privdata DAC960_LP_privdata = {
         .HardwareType =         DAC960_LP_Controller,
-        .FirmwareType   =       DAC960_LP_Controller,
+        .FirmwareType   =       DAC960_V2_Controller,
         .InterruptHandler =     DAC960_LP_InterruptHandler,
         .MemoryWindowSize =     DAC960_LP_RegisterWindowSize,
 };
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index 13bb69d2abb3..64a223b0cc22 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -735,21 +735,6 @@ diskstats(struct gendisk *disk, struct bio *bio, ulong duration, sector_t sector
         part_stat_unlock();
 }
 
-/*
- * Ensure we don't create aliases in VI caches
- */
-static inline void
-killalias(struct bio *bio)
-{
-        struct bio_vec *bv;
-        int i;
-
-        if (bio_data_dir(bio) == READ)
-                __bio_for_each_segment(bv, bio, i, 0) {
-                        flush_dcache_page(bv->bv_page);
-                }
-}
-
 void
 aoecmd_ata_rsp(struct sk_buff *skb)
 {
@@ -871,7 +856,7 @@ aoecmd_ata_rsp(struct sk_buff *skb)
                 if (buf->flags & BUFFL_FAIL)
                         bio_endio(buf->bio, -EIO);
                 else {
-                        killalias(buf->bio);
+                        bio_flush_dcache_pages(buf->bio);
                         bio_endio(buf->bio, 0);
                 }
                 mempool_free(buf, d->bufpool);
diff --git a/drivers/block/drbd/Kconfig b/drivers/block/drbd/Kconfig
index f4acd04ebeef..df0983787390 100644
--- a/drivers/block/drbd/Kconfig
+++ b/drivers/block/drbd/Kconfig
@@ -3,7 +3,7 @@
 #
 
 comment "DRBD disabled because PROC_FS, INET or CONNECTOR not selected"
-        depends on !PROC_FS || !INET || !CONNECTOR
+        depends on PROC_FS='n' || INET='n' || CONNECTOR='n'
 
 config BLK_DEV_DRBD
         tristate "DRBD Distributed Replicated Block Device support"
diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index 2312d782fe99..2bf3a6ef3684 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -1275,7 +1275,7 @@ struct bm_extent {
 #if DRBD_MAX_SECTORS_BM < DRBD_MAX_SECTORS_32
 #define DRBD_MAX_SECTORS      DRBD_MAX_SECTORS_BM
 #define DRBD_MAX_SECTORS_FLEX DRBD_MAX_SECTORS_BM
-#elif !defined(CONFIG_LBD) && BITS_PER_LONG == 32
+#elif !defined(CONFIG_LBDAF) && BITS_PER_LONG == 32
 #define DRBD_MAX_SECTORS      DRBD_MAX_SECTORS_32
 #define DRBD_MAX_SECTORS_FLEX DRBD_MAX_SECTORS_32
 #else
@@ -1371,10 +1371,9 @@ extern int is_valid_ar_handle(struct drbd_request *, sector_t);
 extern void drbd_suspend_io(struct drbd_conf *mdev);
 extern void drbd_resume_io(struct drbd_conf *mdev);
 extern char *ppsize(char *buf, unsigned long long size);
-extern sector_t drbd_new_dev_size(struct drbd_conf *,
-                struct drbd_backing_dev *);
+extern sector_t drbd_new_dev_size(struct drbd_conf *, struct drbd_backing_dev *, int);
 enum determine_dev_size { dev_size_error = -1, unchanged = 0, shrunk = 1, grew = 2 };
-extern enum determine_dev_size drbd_determin_dev_size(struct drbd_conf *) __must_hold(local);
+extern enum determine_dev_size drbd_determin_dev_size(struct drbd_conf *, int force) __must_hold(local);
 extern void resync_after_online_grow(struct drbd_conf *);
 extern void drbd_setup_queue_param(struct drbd_conf *mdev, unsigned int) __must_hold(local);
 extern int drbd_set_role(struct drbd_conf *mdev, enum drbd_role new_role,
@@ -1490,7 +1489,7 @@ void drbd_bump_write_ordering(struct drbd_conf *mdev, enum write_ordering_e wo);
 
 /* drbd_proc.c */
 extern struct proc_dir_entry *drbd_proc;
-extern struct file_operations drbd_proc_fops;
+extern const struct file_operations drbd_proc_fops;
 extern const char *drbd_conn_str(enum drbd_conns s);
 extern const char *drbd_role_str(enum drbd_role s);
 
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 157d1e4343c2..e898ad9eb1c3 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -27,7 +27,6 @@
  */
 
 #include <linux/module.h>
-#include <linux/version.h>
 #include <linux/drbd.h>
 #include <asm/uaccess.h>
 #include <asm/types.h>
@@ -151,7 +150,7 @@ wait_queue_head_t drbd_pp_wait;
 
 DEFINE_RATELIMIT_STATE(drbd_ratelimit_state, 5 * HZ, 5);
 
-static struct block_device_operations drbd_ops = {
+static const struct block_device_operations drbd_ops = {
         .owner =   THIS_MODULE,
         .open =    drbd_open,
         .release = drbd_release,
@@ -1299,6 +1298,7 @@ static void after_state_ch(struct drbd_conf *mdev, union drbd_state os,
                                 dev_err(DEV, "Sending state in drbd_io_error() failed\n");
                 }
 
+                wait_event(mdev->misc_wait, !atomic_read(&mdev->local_cnt));
                 lc_destroy(mdev->resync);
                 mdev->resync = NULL;
                 lc_destroy(mdev->act_log);
@@ -3623,7 +3623,7 @@ _drbd_fault_random(struct fault_random_state *rsp)
 {
         long refresh;
 
-        if (--rsp->count < 0) {
+        if (!rsp->count--) {
                 get_random_bytes(&refresh, sizeof(refresh));
                 rsp->state += refresh;
                 rsp->count = FAULT_RANDOM_REFRESH;
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index 4e0726aa53b0..1292e0620663 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -510,7 +510,7 @@ void drbd_resume_io(struct drbd_conf *mdev)
  * Returns 0 on success, negative return values indicate errors.
  * You should call drbd_md_sync() after calling this function.
  */
-enum determine_dev_size drbd_determin_dev_size(struct drbd_conf *mdev) __must_hold(local)
+enum determine_dev_size drbd_determin_dev_size(struct drbd_conf *mdev, int force) __must_hold(local)
 {
         sector_t prev_first_sect, prev_size; /* previous meta location */
         sector_t la_size;
@@ -541,7 +541,7 @@ enum determine_dev_size drbd_determin_dev_size(struct drbd_conf *mdev) __must_ho
         /* TODO: should only be some assert here, not (re)init... */
         drbd_md_set_sector_offsets(mdev, mdev->ldev);
 
-        size = drbd_new_dev_size(mdev, mdev->ldev);
+        size = drbd_new_dev_size(mdev, mdev->ldev, force);
 
         if (drbd_get_capacity(mdev->this_bdev) != size ||
             drbd_bm_capacity(mdev) != size) {
@@ -596,7 +596,7 @@ out:
 }
 
 sector_t
-drbd_new_dev_size(struct drbd_conf *mdev, struct drbd_backing_dev *bdev)
+drbd_new_dev_size(struct drbd_conf *mdev, struct drbd_backing_dev *bdev, int assume_peer_has_space)
 {
         sector_t p_size = mdev->p_size;   /* partner's disk size. */
         sector_t la_size = bdev->md.la_size_sect; /* last agreed size. */
@@ -606,6 +606,11 @@ drbd_new_dev_size(struct drbd_conf *mdev, struct drbd_backing_dev *bdev)
 
         m_size = drbd_get_max_capacity(bdev);
 
+        if (mdev->state.conn < C_CONNECTED && assume_peer_has_space) {
+                dev_warn(DEV, "Resize while not connected was forced by the user!\n");
+                p_size = m_size;
+        }
+
         if (p_size && m_size) {
                 size = min_t(sector_t, p_size, m_size);
         } else {
@@ -965,7 +970,7 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp
 
         /* Prevent shrinking of consistent devices ! */
         if (drbd_md_test_flag(nbc, MDF_CONSISTENT) &&
-           drbd_new_dev_size(mdev, nbc) < nbc->md.la_size_sect) {
+            drbd_new_dev_size(mdev, nbc, 0) < nbc->md.la_size_sect) {
                 dev_warn(DEV, "refusing to truncate a consistent device\n");
                 retcode = ERR_DISK_TO_SMALL;
                 goto force_diskless_dec;
@@ -1052,7 +1057,7 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp
             !drbd_md_test_flag(mdev->ldev, MDF_CONNECTED_IND))
                 set_bit(USE_DEGR_WFC_T, &mdev->flags);
 
-        dd = drbd_determin_dev_size(mdev);
+        dd = drbd_determin_dev_size(mdev, 0);
         if (dd == dev_size_error) {
                 retcode = ERR_NOMEM_BITMAP;
                 goto force_diskless_dec;
@@ -1271,7 +1276,7 @@ static int drbd_nl_net_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp,
                         goto fail;
                 }
 
-                if (crypto_tfm_alg_type(crypto_hash_tfm(tfm)) != CRYPTO_ALG_TYPE_SHASH) {
+                if (!drbd_crypto_is_hash(crypto_hash_tfm(tfm))) {
                         retcode = ERR_AUTH_ALG_ND;
                         goto fail;
                 }
@@ -1504,7 +1509,7 @@ static int drbd_nl_resize(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp,
         }
 
         mdev->ldev->dc.disk_size = (sector_t)rs.resize_size;
-        dd = drbd_determin_dev_size(mdev);
+        dd = drbd_determin_dev_size(mdev, rs.resize_force);
         drbd_md_sync(mdev);
         put_ldev(mdev);
         if (dd == dev_size_error) {
diff --git a/drivers/block/drbd/drbd_proc.c b/drivers/block/drbd/drbd_proc.c
index bdd0b4943b10..df8ad9660d8f 100644
--- a/drivers/block/drbd/drbd_proc.c
+++ b/drivers/block/drbd/drbd_proc.c
@@ -38,7 +38,7 @@ static int drbd_proc_open(struct inode *inode, struct file *file);
 
 
 struct proc_dir_entry *drbd_proc;
-struct file_operations drbd_proc_fops = {
+const struct file_operations drbd_proc_fops = {
         .owner          = THIS_MODULE,
         .open           = drbd_proc_open,
         .read           = seq_read,
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index c548f24f54a1..f22a5283128a 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -28,7 +28,6 @@
 #include <asm/uaccess.h>
 #include <net/sock.h>
 
-#include <linux/version.h>
 #include <linux/drbd.h>
 #include <linux/fs.h>
 #include <linux/file.h>
@@ -879,9 +878,13 @@ retry:
 
         if (mdev->cram_hmac_tfm) {
                 /* drbd_request_state(mdev, NS(conn, WFAuth)); */
-                if (!drbd_do_auth(mdev)) {
+                switch (drbd_do_auth(mdev)) {
+                case -1:
                         dev_err(DEV, "Authentication of peer failed\n");
                         return -1;
+                case 0:
+                        dev_err(DEV, "Authentication of peer failed, trying again.\n");
+                        return 0;
                 }
         }
 
@@ -1202,10 +1205,11 @@ static int receive_Barrier(struct drbd_conf *mdev, struct p_header *h)
 
         case WO_bdev_flush:
         case WO_drain_io:
-                D_ASSERT(rv == FE_STILL_LIVE);
-                set_bit(DE_BARRIER_IN_NEXT_EPOCH_ISSUED, &mdev->current_epoch->flags);
-                drbd_wait_ee_list_empty(mdev, &mdev->active_ee);
-                rv = drbd_flush_after_epoch(mdev, mdev->current_epoch);
+                if (rv == FE_STILL_LIVE) {
+                        set_bit(DE_BARRIER_IN_NEXT_EPOCH_ISSUED, &mdev->current_epoch->flags);
+                        drbd_wait_ee_list_empty(mdev, &mdev->active_ee);
+                        rv = drbd_flush_after_epoch(mdev, mdev->current_epoch);
+                }
                 if (rv == FE_RECYCLED)
                         return TRUE;
 
@@ -2866,7 +2870,7 @@ static int receive_sizes(struct drbd_conf *mdev, struct p_header *h)
 
                 /* Never shrink a device with usable data during connect.
                    But allow online shrinking if we are connected. */
-                if (drbd_new_dev_size(mdev, mdev->ldev) <
+                if (drbd_new_dev_size(mdev, mdev->ldev, 0) <
                    drbd_get_capacity(mdev->this_bdev) &&
                    mdev->state.disk >= D_OUTDATED &&
                    mdev->state.conn < C_CONNECTED) {
@@ -2881,7 +2885,7 @@ static int receive_sizes(struct drbd_conf *mdev, struct p_header *h)
 #undef min_not_zero
 
         if (get_ldev(mdev)) {
-                dd = drbd_determin_dev_size(mdev);
+          dd = drbd_determin_dev_size(mdev, 0);
                 put_ldev(mdev);
                 if (dd == dev_size_error)
                         return FALSE;
@@ -3831,10 +3835,17 @@ static int drbd_do_auth(struct drbd_conf *mdev)
 {
         dev_err(DEV, "This kernel was build without CONFIG_CRYPTO_HMAC.\n");
         dev_err(DEV, "You need to disable 'cram-hmac-alg' in drbd.conf.\n");
-        return 0;
+        return -1;
 }
 #else
 #define CHALLENGE_LEN 64
+
+/* Return value:
+        1 - auth succeeded,
+        0 - failed, try again (network error),
+        -1 - auth failed, don't try again.
+*/
+
 static int drbd_do_auth(struct drbd_conf *mdev)
 {
         char my_challenge[CHALLENGE_LEN];  /* 64 Bytes... */
@@ -3855,7 +3866,7 @@ static int drbd_do_auth(struct drbd_conf *mdev)
                                 (u8 *)mdev->net_conf->shared_secret, key_len);
         if (rv) {
                 dev_err(DEV, "crypto_hash_setkey() failed with %d\n", rv);
-                rv = 0;
+                rv = -1;
                 goto fail;
         }
 
@@ -3878,14 +3889,14 @@ static int drbd_do_auth(struct drbd_conf *mdev)
 
         if (p.length > CHALLENGE_LEN*2) {
                 dev_err(DEV, "expected AuthChallenge payload too big.\n");
-                rv = 0;
+                rv = -1;
                 goto fail;
         }
 
         peers_ch = kmalloc(p.length, GFP_NOIO);
         if (peers_ch == NULL) {
                 dev_err(DEV, "kmalloc of peers_ch failed\n");
-                rv = 0;
+                rv = -1;
                 goto fail;
         }
 
@@ -3901,7 +3912,7 @@ static int drbd_do_auth(struct drbd_conf *mdev)
         response = kmalloc(resp_size, GFP_NOIO);
         if (response == NULL) {
                 dev_err(DEV, "kmalloc of response failed\n");
-                rv = 0;
+                rv = -1;
                 goto fail;
         }
 
@@ -3911,7 +3922,7 @@ static int drbd_do_auth(struct drbd_conf *mdev)
         rv = crypto_hash_digest(&desc, &sg, sg.length, response);
         if (rv) {
                 dev_err(DEV, "crypto_hash_digest() failed with %d\n", rv);
-                rv = 0;
+                rv = -1;
                 goto fail;
         }
 
@@ -3945,9 +3956,9 @@ static int drbd_do_auth(struct drbd_conf *mdev)
         }
 
         right_response = kmalloc(resp_size, GFP_NOIO);
-        if (response == NULL) {
+        if (right_response == NULL) {
                 dev_err(DEV, "kmalloc of right_response failed\n");
-                rv = 0;
+                rv = -1;
                 goto fail;
         }
 
@@ -3956,7 +3967,7 @@ static int drbd_do_auth(struct drbd_conf *mdev)
         rv = crypto_hash_digest(&desc, &sg, sg.length, right_response);
         if (rv) {
                 dev_err(DEV, "crypto_hash_digest() failed with %d\n", rv);
-                rv = 0;
+                rv = -1;
                 goto fail;
         }
 
@@ -3965,6 +3976,8 @@ static int drbd_do_auth(struct drbd_conf *mdev)
         if (rv)
                 dev_info(DEV, "Peer authenticated using %d bytes of '%s' HMAC\n",
                      resp_size, mdev->net_conf->cram_hmac_alg);
+        else
+                rv = -1;
 
  fail:
         kfree(peers_ch);
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c
index ed8796f1112d..b453c2bca3be 100644
--- a/drivers/block/drbd/drbd_worker.c
+++ b/drivers/block/drbd/drbd_worker.c
@@ -24,7 +24,6 @@
  */
 
 #include <linux/module.h>
-#include <linux/version.h>
 #include <linux/drbd.h>
 #include <linux/sched.h>
 #include <linux/smp_lock.h>
@@ -34,7 +33,6 @@
 #include <linux/mm_inline.h>
 #include <linux/slab.h>
 #include <linux/random.h>
-#include <linux/mm.h>
 #include <linux/string.h>
 #include <linux/scatterlist.h>
 
diff --git a/drivers/block/mg_disk.c b/drivers/block/mg_disk.c
index e0339aaa1815..02b2583df7fc 100644
--- a/drivers/block/mg_disk.c
+++ b/drivers/block/mg_disk.c
@@ -860,7 +860,7 @@ static int mg_probe(struct platform_device *plat_dev)
                 err = -EINVAL;
                 goto probe_err_2;
         }
-        host->dev_base = ioremap(rsc->start , rsc->end + 1);
+        host->dev_base = ioremap(rsc->start, resource_size(rsc));
         if (!host->dev_base) {
                 printk(KERN_ERR "%s:%d ioremap fail\n",
                                 __func__, __LINE__);
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 31be3ac2e21b..e023682be2c4 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -669,7 +669,7 @@ config VIRTIO_CONSOLE
 
 config HVCS
         tristate "IBM Hypervisor Virtual Console Server support"
-        depends on PPC_PSERIES
+        depends on PPC_PSERIES && HVC_CONSOLE
         help
           Partitionable IBM Power5 ppc64 machines allow hosting of
           firmware virtual consoles from one Linux partition by
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 2fb2e6cc322a..1afb8968a342 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -728,6 +728,10 @@ int __init agp_amd64_init(void)
 
         if (agp_off)
                 return -EINVAL;
+
+        if (gart_iommu_aperture)
+                return agp_bridges_found ? 0 : -ENODEV;
+
         err = pci_register_driver(&agp_amd64_pci_driver);
         if (err < 0)
                 return err;
@@ -766,17 +770,15 @@ int __init agp_amd64_init(void)
 
 static void __exit agp_amd64_cleanup(void)
 {
+        if (gart_iommu_aperture)
+                return;
         if (aperture_resource)
                 release_resource(aperture_resource);
         pci_unregister_driver(&agp_amd64_pci_driver);
 }
 
-/* On AMD64 the PCI driver needs to initialize this driver early
-   for the IOMMU, so it has to be called via a backdoor. */
-#ifndef CONFIG_GART_IOMMU
 module_init(agp_amd64_init);
 module_exit(agp_amd64_cleanup);
-#endif
 
 MODULE_AUTHOR("Dave Jones <davej@redhat.com>, Andi Kleen");
 module_param(agp_try_unsupported, bool, 0);
diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c
index a56ca080e108..c3ab46da51a3 100644
--- a/drivers/char/agp/backend.c
+++ b/drivers/char/agp/backend.c
@@ -285,18 +285,22 @@ int agp_add_bridge(struct agp_bridge_data *bridge)
 {
         int error;
 
-        if (agp_off)
-                return -ENODEV;
+        if (agp_off) {
+                error = -ENODEV;
+                goto err_put_bridge;
+        }
 
         if (!bridge->dev) {
                 printk (KERN_DEBUG PFX "Erk, registering with no pci_dev!\n");
-                return -EINVAL;
+                error = -EINVAL;
+                goto err_put_bridge;
         }
 
         /* Grab reference on the chipset driver. */
         if (!try_module_get(bridge->driver->owner)) {
                 dev_info(&bridge->dev->dev, "can't lock chipset driver\n");
-                return -EINVAL;
+                error = -EINVAL;
+                goto err_put_bridge;
         }
 
         error = agp_backend_initialize(bridge);
@@ -326,6 +330,7 @@ frontend_err:
         agp_backend_cleanup(bridge);
 err_out:
         module_put(bridge->driver->owner);
+err_put_bridge:
         agp_put_bridge(bridge);
         return error;
 }
diff --git a/drivers/char/agp/hp-agp.c b/drivers/char/agp/hp-agp.c
index 9047b2714653..58752b70efea 100644
--- a/drivers/char/agp/hp-agp.c
+++ b/drivers/char/agp/hp-agp.c
@@ -488,9 +488,8 @@ zx1_gart_probe (acpi_handle obj, u32 depth, void *context, void **ret)
         handle = obj;
         do {
                 status = acpi_get_object_info(handle, &info);
-                if (ACPI_SUCCESS(status)) {
+                if (ACPI_SUCCESS(status) && (info->valid & ACPI_VALID_HID)) {
                         /* TBD check _CID also */
-                        info->hardware_id.string[sizeof(info->hardware_id.length)-1] = '\0';
                         match = (strcmp(info->hardware_id.string, "HWP0001") == 0);
                         kfree(info);
                         if (match) {
@@ -509,6 +508,9 @@ zx1_gart_probe (acpi_handle obj, u32 depth, void *context, void **ret)
                 handle = parent;
         } while (ACPI_SUCCESS(status));
 
+        if (ACPI_FAILURE(status))
+                return AE_OK;   /* found no enclosing IOC */
+
         if (hp_zx1_setup(sba_hpa + HP_ZX1_IOC_OFFSET, lba_hpa))
                 return AE_OK;
 
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 30c36ac2cd00..3999a5f25f38 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -2460,10 +2460,14 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
                                 &bridge->mode);
         }
 
-        if (bridge->driver->mask_memory == intel_i965_mask_memory)
+        if (bridge->driver->mask_memory == intel_i965_mask_memory) {
                 if (pci_set_dma_mask(intel_private.pcidev, DMA_BIT_MASK(36)))
                         dev_err(&intel_private.pcidev->dev,
                                 "set gfx device dma mask 36bit failed!\n");
+                else
+                        pci_set_consistent_dma_mask(intel_private.pcidev,
+                                                    DMA_BIT_MASK(36));
+        }
 
         pci_set_drvdata(pdev, bridge);
         return agp_add_bridge(bridge);
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index e989f67bb61f..3d9c61e5acbf 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -158,10 +158,11 @@ static ssize_t rng_dev_read(struct file *filp, char __user *buf,
                         goto out;
                 }
         }
-out_unlock:
-        mutex_unlock(&rng_mutex);
 out:
         return ret ? : err;
+out_unlock:
+        mutex_unlock(&rng_mutex);
+        goto out;
 }
 
 
diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c
index bdaef8e94021..64fe0a793efd 100644
--- a/drivers/char/hw_random/virtio-rng.c
+++ b/drivers/char/hw_random/virtio-rng.c
@@ -114,7 +114,7 @@ static struct virtio_device_id id_table[] = {
         { 0 },
 };
 
-static struct virtio_driver virtio_rng = {
+static struct virtio_driver virtio_rng_driver = {
         .driver.name =  KBUILD_MODNAME,
         .driver.owner = THIS_MODULE,
         .id_table =     id_table,
@@ -124,12 +124,12 @@ static struct virtio_driver virtio_rng = {
 
 static int __init init(void)
 {
-        return register_virtio_driver(&virtio_rng);
+        return register_virtio_driver(&virtio_rng_driver);
 }
 
 static void __exit fini(void)
 {
-        unregister_virtio_driver(&virtio_rng);
+        unregister_virtio_driver(&virtio_rng_driver);
 }
 module_init(init);
 module_exit(fini);
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 679cd08b80b4..176f1751237f 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -3204,7 +3204,7 @@ static __devinit int init_ipmi_si(void)
 #ifdef CONFIG_ACPI
         spmi_find_bmc();
 #endif
-#ifdef CONFIG_PNP
+#ifdef CONFIG_ACPI
         pnp_register_driver(&ipmi_pnp_driver);
 #endif
 
@@ -3330,7 +3330,7 @@ static __exit void cleanup_ipmi_si(void)
 #ifdef CONFIG_PCI
         pci_unregister_driver(&ipmi_pci_driver);
 #endif
-#ifdef CONFIG_PNP
+#ifdef CONFIG_ACPI
         pnp_unregister_driver(&ipmi_pnp_driver);
 #endif
 
diff --git a/drivers/char/nozomi.c b/drivers/char/nozomi.c
index 7d73cd430340..2ad7d37afbd0 100644
--- a/drivers/char/nozomi.c
+++ b/drivers/char/nozomi.c
@@ -1651,10 +1651,10 @@ static void ntty_close(struct tty_struct *tty, struct file *file)
 
         dc->open_ttys--;
         port->count--;
-        tty_port_tty_set(port, NULL);
 
         if (port->count == 0) {
                 DBG1("close: %d", nport->token_dl);
+                tty_port_tty_set(port, NULL);
                 spin_lock_irqsave(&dc->spin_mutex, flags);
                 dc->last_ier &= ~(nport->token_dl);
                 writew(dc->last_ier, dc->reg_ier);
diff --git a/drivers/char/nwflash.c b/drivers/char/nwflash.c
index 8c7df5ba088f..f80810901db6 100644
--- a/drivers/char/nwflash.c
+++ b/drivers/char/nwflash.c
@@ -27,6 +27,7 @@
 #include <linux/init.h>
 #include <linux/smp_lock.h>
 #include <linux/mutex.h>
+#include <linux/jiffies.h>
 
 #include <asm/hardware/dec21285.h>
 #include <asm/io.h>
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c
index 0798754a607c..bba727c3807e 100644
--- a/drivers/char/sonypi.c
+++ b/drivers/char/sonypi.c
@@ -50,7 +50,6 @@
 #include <linux/err.h>
 #include <linux/kfifo.h>
 #include <linux/platform_device.h>
-#include <linux/smp_lock.h>
 
 #include <asm/uaccess.h>
 #include <asm/io.h>
@@ -905,14 +904,13 @@ static int sonypi_misc_release(struct inode *inode, struct file *file)
 
 static int sonypi_misc_open(struct inode *inode, struct file *file)
 {
-        lock_kernel();
         mutex_lock(&sonypi_device.lock);
         /* Flush input queue on first open */
         if (!sonypi_device.open_count)
                 kfifo_reset(&sonypi_device.fifo);
         sonypi_device.open_count++;
         mutex_unlock(&sonypi_device.lock);
-        unlock_kernel();
+
         return 0;
 }
 
@@ -955,10 +953,10 @@ static unsigned int sonypi_misc_poll(struct file *file, poll_table *wait)
         return 0;
 }
 
-static int sonypi_misc_ioctl(struct inode *ip, struct file *fp,
+static long sonypi_misc_ioctl(struct file *fp,
                              unsigned int cmd, unsigned long arg)
 {
-        int ret = 0;
+        long ret = 0;
         void __user *argp = (void __user *)arg;
         u8 val8;
         u16 val16;
@@ -1074,7 +1072,8 @@ static const struct file_operations sonypi_misc_fops = {
         .open           = sonypi_misc_open,
         .release        = sonypi_misc_release,
         .fasync         = sonypi_misc_fasync,
-        .ioctl          = sonypi_misc_ioctl,
+        .unlocked_ioctl = sonypi_misc_ioctl,
+        .llseek         = no_llseek,
 };
 
 static struct miscdevice sonypi_misc_device = {
diff --git a/drivers/char/toshiba.c b/drivers/char/toshiba.c
index 663cd15d7c78..f8bc79f6de34 100644
--- a/drivers/char/toshiba.c
+++ b/drivers/char/toshiba.c
@@ -68,7 +68,7 @@
 #include <linux/stat.h>
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
-
+#include <linux/smp_lock.h>
 #include <linux/toshiba.h>
 
 #define TOSH_MINOR_DEV 181
@@ -88,13 +88,13 @@ static int tosh_date;
 static int tosh_sci;
 static int tosh_fan;
 
-static int tosh_ioctl(struct inode *, struct file *, unsigned int,
+static long tosh_ioctl(struct file *, unsigned int,
         unsigned long);
 
 
 static const struct file_operations tosh_fops = {
         .owner          = THIS_MODULE,
-        .ioctl          = tosh_ioctl,
+        .unlocked_ioctl = tosh_ioctl,
 };
 
 static struct miscdevice tosh_device = {
@@ -252,8 +252,7 @@ int tosh_smm(SMMRegisters *regs)
 EXPORT_SYMBOL(tosh_smm);
 
 
-static int tosh_ioctl(struct inode *ip, struct file *fp, unsigned int cmd,
-        unsigned long arg)
+static long tosh_ioctl(struct file *fp, unsigned int cmd, unsigned long arg)
 {
         SMMRegisters regs;
         SMMRegisters __user *argp = (SMMRegisters __user *)arg;
@@ -275,13 +274,16 @@ static int tosh_ioctl(struct inode *ip, struct file *fp, unsigned int cmd,
                                 return -EINVAL;
 
                         /* do we need to emulate the fan ? */
+                        lock_kernel();
                         if (tosh_fan==1) {
                                 if (((ax==0xf300) || (ax==0xf400)) && (bx==0x0004)) {
                                         err = tosh_emulate_fan(&regs);
+                                        unlock_kernel();
                                         break;
                                 }
                         }
                         err = tosh_smm(&regs);
+                        unlock_kernel();
                         break;
                 default:
                         return -EINVAL;
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index f15df40bc318..c6f3b48be9dd 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -1951,8 +1951,8 @@ static int tty_fasync(int fd, struct file *filp, int on)
                         pid = task_pid(current);
                         type = PIDTYPE_PID;
                 }
-                spin_unlock_irqrestore(&tty->ctrl_lock, flags);
                 retval = __f_setown(filp, pid, type, 0);
+                spin_unlock_irqrestore(&tty->ctrl_lock, flags);
                 if (retval)
                         goto out;
         } else {
diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c
index 68104434ebb5..73655aeb3a60 100644
--- a/drivers/cpuidle/governors/menu.c
+++ b/drivers/cpuidle/governors/menu.c
@@ -18,6 +18,7 @@
 #include <linux/hrtimer.h>
 #include <linux/tick.h>
 #include <linux/sched.h>
+#include <linux/math64.h>
 
 #define BUCKETS 12
 #define RESOLUTION 1024
@@ -169,6 +170,12 @@ static DEFINE_PER_CPU(struct menu_device, menu_devices);
 
 static void menu_update(struct cpuidle_device *dev);
 
+/* This implements DIV_ROUND_CLOSEST but avoids 64 bit division */
+static u64 div_round64(u64 dividend, u32 divisor)
+{
+        return div_u64(dividend + (divisor / 2), divisor);
+}
+
 /**
  * menu_select - selects the next idle state to enter
  * @dev: the CPU
@@ -209,9 +216,8 @@ static int menu_select(struct cpuidle_device *dev)
                 data->correction_factor[data->bucket] = RESOLUTION * DECAY;
 
         /* Make sure to round up for half microseconds */
-        data->predicted_us = DIV_ROUND_CLOSEST(
-                data->expected_us * data->correction_factor[data->bucket],
-                RESOLUTION * DECAY);
+        data->predicted_us = div_round64(data->expected_us * data->correction_factor[data->bucket],
+                                         RESOLUTION * DECAY);
 
         /*
          * We want to default to C1 (hlt), not to busy polling
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index f15112569c1d..efc1a61ca231 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -815,7 +815,7 @@ atc_is_tx_complete(struct dma_chan *chan,
         dev_vdbg(chan2dev(chan), "is_tx_complete: %d (d%d, u%d)\n",
                         cookie, done ? *done : 0, used ? *used : 0);
 
-        spin_lock_bh(atchan->lock);
+        spin_lock_bh(&atchan->lock);
 
         last_complete = atchan->completed_cookie;
         last_used = chan->cookie;
@@ -830,7 +830,7 @@ atc_is_tx_complete(struct dma_chan *chan,
                 ret = dma_async_is_complete(cookie, last_complete, last_used);
         }
 
-        spin_unlock_bh(atchan->lock);
+        spin_unlock_bh(&atchan->lock);
 
         if (done)
                 *done = last_complete;
diff --git a/drivers/dma/coh901318.c b/drivers/dma/coh901318.c
index 4a99cd94536b..b5f2ee0f8e2c 100644
--- a/drivers/dma/coh901318.c
+++ b/drivers/dma/coh901318.c
@@ -1294,8 +1294,8 @@ static int __exit coh901318_remove(struct platform_device *pdev)
         dma_async_device_unregister(&base->dma_slave);
         coh901318_pool_destroy(&base->pool);
         free_irq(platform_get_irq(pdev, 0), base);
-        kfree(base);
         iounmap(base->virtbase);
+        kfree(base);
         release_mem_region(pdev->resource->start,
                            resource_size(pdev->resource));
         return 0;
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c
index 285bed0fe17b..d28369f7afd2 100644
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw_dmac.c
@@ -1270,8 +1270,6 @@ static int __init dw_probe(struct platform_device *pdev)
                 goto err_kfree;
         }
 
-        memset(dw, 0, sizeof *dw);
-
         dw->regs = ioremap(io->start, DW_REGLEN);
         if (!dw->regs) {
                 err = -ENOMEM;
diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c
index c524d36d3c2e..dcc4ab78b32b 100644
--- a/drivers/dma/ioat/dma.c
+++ b/drivers/dma/ioat/dma.c
@@ -1032,7 +1032,7 @@ int __devinit ioat_probe(struct ioatdma_device *device)
         dma->dev = &pdev->dev;
 
         if (!dma->chancnt) {
-                dev_err(dev, "zero channels detected\n");
+                dev_err(dev, "channel enumeration error\n");
                 goto err_setup_interrupts;
         }
 
diff --git a/drivers/dma/ioat/dma.h b/drivers/dma/ioat/dma.h
index 45edde996480..bbc3e78ef333 100644
--- a/drivers/dma/ioat/dma.h
+++ b/drivers/dma/ioat/dma.h
@@ -60,6 +60,7 @@
  * @dca: direct cache access context
  * @intr_quirk: interrupt setup quirk (for ioat_v1 devices)
  * @enumerate_channels: hw version specific channel enumeration
+ * @reset_hw: hw version specific channel (re)initialization
  * @cleanup_tasklet: select between the v2 and v3 cleanup routines
  * @timer_fn: select between the v2 and v3 timer watchdog routines
  * @self_test: hardware version specific self test for each supported op type
@@ -78,6 +79,7 @@ struct ioatdma_device {
         struct dca_provider *dca;
         void (*intr_quirk)(struct ioatdma_device *device);
         int (*enumerate_channels)(struct ioatdma_device *device);
+        int (*reset_hw)(struct ioat_chan_common *chan);
         void (*cleanup_tasklet)(unsigned long data);
         void (*timer_fn)(unsigned long data);
         int (*self_test)(struct ioatdma_device *device);
@@ -264,6 +266,22 @@ static inline void ioat_suspend(struct ioat_chan_common *chan)
         writeb(IOAT_CHANCMD_SUSPEND, chan->reg_base + IOAT_CHANCMD_OFFSET(ver));
 }
 
+static inline void ioat_reset(struct ioat_chan_common *chan)
+{
+        u8 ver = chan->device->version;
+
+        writeb(IOAT_CHANCMD_RESET, chan->reg_base + IOAT_CHANCMD_OFFSET(ver));
+}
+
+static inline bool ioat_reset_pending(struct ioat_chan_common *chan)
+{
+        u8 ver = chan->device->version;
+        u8 cmd;
+
+        cmd = readb(chan->reg_base + IOAT_CHANCMD_OFFSET(ver));
+        return (cmd & IOAT_CHANCMD_RESET) == IOAT_CHANCMD_RESET;
+}
+
 static inline void ioat_set_chainaddr(struct ioat_dma_chan *ioat, u64 addr)
 {
         struct ioat_chan_common *chan = &ioat->base;
diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c
index 8f1f7f05deaa..5f7a500e18d0 100644
--- a/drivers/dma/ioat/dma_v2.c
+++ b/drivers/dma/ioat/dma_v2.c
@@ -239,20 +239,50 @@ void __ioat2_restart_chan(struct ioat2_dma_chan *ioat)
                 __ioat2_start_null_desc(ioat);
 }
 
-static void ioat2_restart_channel(struct ioat2_dma_chan *ioat)
+int ioat2_quiesce(struct ioat_chan_common *chan, unsigned long tmo)
 {
-        struct ioat_chan_common *chan = &ioat->base;
-        unsigned long phys_complete;
+        unsigned long end = jiffies + tmo;
+        int err = 0;
         u32 status;
 
         status = ioat_chansts(chan);
         if (is_ioat_active(status) || is_ioat_idle(status))
                 ioat_suspend(chan);
         while (is_ioat_active(status) || is_ioat_idle(status)) {
+                if (end && time_after(jiffies, end)) {
+                        err = -ETIMEDOUT;
+                        break;
+                }
                 status = ioat_chansts(chan);
                 cpu_relax();
         }
 
+        return err;
+}
+
+int ioat2_reset_sync(struct ioat_chan_common *chan, unsigned long tmo)
+{
+        unsigned long end = jiffies + tmo;
+        int err = 0;
+
+        ioat_reset(chan);
+        while (ioat_reset_pending(chan)) {
+                if (end && time_after(jiffies, end)) {
+                        err = -ETIMEDOUT;
+                        break;
+                }
+                cpu_relax();
+        }
+
+        return err;
+}
+
+static void ioat2_restart_channel(struct ioat2_dma_chan *ioat)
+{
+        struct ioat_chan_common *chan = &ioat->base;
+        unsigned long phys_complete;
+
+        ioat2_quiesce(chan, 0);
         if (ioat_cleanup_preamble(chan, &phys_complete))
                 __cleanup(ioat, phys_complete);
 
@@ -318,6 +348,19 @@ void ioat2_timer_event(unsigned long data)
         spin_unlock_bh(&chan->cleanup_lock);
 }
 
+static int ioat2_reset_hw(struct ioat_chan_common *chan)
+{
+        /* throw away whatever the channel was doing and get it initialized */
+        u32 chanerr;
+
+        ioat2_quiesce(chan, msecs_to_jiffies(100));
+
+        chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
+        writel(chanerr, chan->reg_base + IOAT_CHANERR_OFFSET);
+
+        return ioat2_reset_sync(chan, msecs_to_jiffies(200));
+}
+
 /**
  * ioat2_enumerate_channels - find and initialize the device's channels
  * @device: the device to be enumerated
@@ -360,6 +403,10 @@ int ioat2_enumerate_channels(struct ioatdma_device *device)
                                   (unsigned long) ioat);
                 ioat->xfercap_log = xfercap_log;
                 spin_lock_init(&ioat->ring_lock);
+                if (device->reset_hw(&ioat->base)) {
+                        i = 0;
+                        break;
+                }
         }
         dma->chancnt = i;
         return i;
@@ -467,7 +514,6 @@ int ioat2_alloc_chan_resources(struct dma_chan *c)
         struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
         struct ioat_chan_common *chan = &ioat->base;
         struct ioat_ring_ent **ring;
-        u32 chanerr;
         int order;
 
         /* have we already been set up? */
@@ -477,12 +523,6 @@ int ioat2_alloc_chan_resources(struct dma_chan *c)
         /* Setup register to interrupt and write completion status on error */
         writew(IOAT_CHANCTRL_RUN, chan->reg_base + IOAT_CHANCTRL_OFFSET);
 
-        chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
-        if (chanerr) {
-                dev_err(to_dev(chan), "CHANERR = %x, clearing\n", chanerr);
-                writel(chanerr, chan->reg_base + IOAT_CHANERR_OFFSET);
-        }
-
         /* allocate a completion writeback area */
         /* doing 2 32bit writes to mmio since 1 64b write doesn't work */
         chan->completion = pci_pool_alloc(chan->device->completion_pool,
@@ -746,13 +786,7 @@ void ioat2_free_chan_resources(struct dma_chan *c)
         tasklet_disable(&chan->cleanup_task);
         del_timer_sync(&chan->timer);
         device->cleanup_tasklet((unsigned long) ioat);
-
-        /* Delay 100ms after reset to allow internal DMA logic to quiesce
-         * before removing DMA descriptor resources.
-         */
-        writeb(IOAT_CHANCMD_RESET,
-               chan->reg_base + IOAT_CHANCMD_OFFSET(chan->device->version));
-        mdelay(100);
+        device->reset_hw(chan);
 
         spin_lock_bh(&ioat->ring_lock);
         descs = ioat2_ring_space(ioat);
@@ -839,6 +873,7 @@ int __devinit ioat2_dma_probe(struct ioatdma_device *device, int dca)
         int err;
 
         device->enumerate_channels = ioat2_enumerate_channels;
+        device->reset_hw = ioat2_reset_hw;
         device->cleanup_tasklet = ioat2_cleanup_tasklet;
         device->timer_fn = ioat2_timer_event;
         device->self_test = ioat_dma_self_test;
diff --git a/drivers/dma/ioat/dma_v2.h b/drivers/dma/ioat/dma_v2.h
index 1d849ef74d5f..3afad8da43cc 100644
--- a/drivers/dma/ioat/dma_v2.h
+++ b/drivers/dma/ioat/dma_v2.h
@@ -185,6 +185,8 @@ bool reshape_ring(struct ioat2_dma_chan *ioat, int order);
 void __ioat2_issue_pending(struct ioat2_dma_chan *ioat);
 void ioat2_cleanup_tasklet(unsigned long data);
 void ioat2_timer_event(unsigned long data);
+int ioat2_quiesce(struct ioat_chan_common *chan, unsigned long tmo);
+int ioat2_reset_sync(struct ioat_chan_common *chan, unsigned long tmo);
 extern struct kobj_type ioat2_ktype;
 extern struct kmem_cache *ioat2_cache;
 #endif /* IOATDMA_V2_H */
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c
index 42f6f10fb0cc..9908c9e94b2d 100644
--- a/drivers/dma/ioat/dma_v3.c
+++ b/drivers/dma/ioat/dma_v3.c
@@ -650,9 +650,11 @@ __ioat3_prep_pq_lock(struct dma_chan *c, enum sum_check_flags *result,
 
         num_descs = ioat2_xferlen_to_descs(ioat, len);
         /* we need 2x the number of descriptors to cover greater than 3
-         * sources
+         * sources (we need 1 extra source in the q-only continuation
+         * case and 3 extra sources in the p+q continuation case.
          */
-        if (src_cnt > 3 || flags & DMA_PREP_CONTINUE) {
+        if (src_cnt + dmaf_p_disabled_continue(flags) > 3 ||
+            (dmaf_continue(flags) && !dmaf_p_disabled_continue(flags))) {
                 with_ext = 1;
                 num_descs *= 2;
         } else
@@ -1128,6 +1130,45 @@ static int __devinit ioat3_dma_self_test(struct ioatdma_device *device)
         return 0;
 }
 
+static int ioat3_reset_hw(struct ioat_chan_common *chan)
+{
+        /* throw away whatever the channel was doing and get it
+         * initialized, with ioat3 specific workarounds
+         */
+        struct ioatdma_device *device = chan->device;
+        struct pci_dev *pdev = device->pdev;
+        u32 chanerr;
+        u16 dev_id;
+        int err;
+
+        ioat2_quiesce(chan, msecs_to_jiffies(100));
+
+        chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
+        writel(chanerr, chan->reg_base + IOAT_CHANERR_OFFSET);
+
+        /* -= IOAT ver.3 workarounds =- */
+        /* Write CHANERRMSK_INT with 3E07h to mask out the errors
+         * that can cause stability issues for IOAT ver.3, and clear any
+         * pending errors
+         */
+        pci_write_config_dword(pdev, IOAT_PCI_CHANERRMASK_INT_OFFSET, 0x3e07);
+        err = pci_read_config_dword(pdev, IOAT_PCI_CHANERR_INT_OFFSET, &chanerr);
+        if (err) {
+                dev_err(&pdev->dev, "channel error register unreachable\n");
+                return err;
+        }
+        pci_write_config_dword(pdev, IOAT_PCI_CHANERR_INT_OFFSET, chanerr);
+
+        /* Clear DMAUNCERRSTS Cfg-Reg Parity Error status bit
+         * (workaround for spurious config parity error after restart)
+         */
+        pci_read_config_word(pdev, IOAT_PCI_DEVICE_ID_OFFSET, &dev_id);
+        if (dev_id == PCI_DEVICE_ID_INTEL_IOAT_TBG0)
+                pci_write_config_dword(pdev, IOAT_PCI_DMAUNCERRSTS_OFFSET, 0x10);
+
+        return ioat2_reset_sync(chan, msecs_to_jiffies(200));
+}
+
 int __devinit ioat3_dma_probe(struct ioatdma_device *device, int dca)
 {
         struct pci_dev *pdev = device->pdev;
@@ -1137,10 +1178,10 @@ int __devinit ioat3_dma_probe(struct ioatdma_device *device, int dca)
         struct ioat_chan_common *chan;
         bool is_raid_device = false;
         int err;
-        u16 dev_id;
         u32 cap;
 
         device->enumerate_channels = ioat2_enumerate_channels;
+        device->reset_hw = ioat3_reset_hw;
         device->self_test = ioat3_dma_self_test;
         dma = &device->common;
         dma->device_prep_dma_memcpy = ioat2_dma_prep_memcpy_lock;
@@ -1216,19 +1257,6 @@ int __devinit ioat3_dma_probe(struct ioatdma_device *device, int dca)
         dma->device_prep_dma_xor_val = NULL;
         #endif
 
-        /* -= IOAT ver.3 workarounds =- */
-        /* Write CHANERRMSK_INT with 3E07h to mask out the errors
-         * that can cause stability issues for IOAT ver.3
-         */
-        pci_write_config_dword(pdev, IOAT_PCI_CHANERRMASK_INT_OFFSET, 0x3e07);
-
-        /* Clear DMAUNCERRSTS Cfg-Reg Parity Error status bit
-         * (workaround for spurious config parity error after restart)
-         */
-        pci_read_config_word(pdev, IOAT_PCI_DEVICE_ID_OFFSET, &dev_id);
-        if (dev_id == PCI_DEVICE_ID_INTEL_IOAT_TBG0)
-                pci_write_config_dword(pdev, IOAT_PCI_DMAUNCERRSTS_OFFSET, 0x10);
-
         err = ioat_probe(device);
         if (err)
                 return err;
diff --git a/drivers/dma/ioat/registers.h b/drivers/dma/ioat/registers.h
index f015ec196700..e8ae63baf588 100644
--- a/drivers/dma/ioat/registers.h
+++ b/drivers/dma/ioat/registers.h
@@ -27,6 +27,7 @@
 
 #define IOAT_PCI_DEVICE_ID_OFFSET               0x02
 #define IOAT_PCI_DMAUNCERRSTS_OFFSET            0x148
+#define IOAT_PCI_CHANERR_INT_OFFSET             0x180
 #define IOAT_PCI_CHANERRMASK_INT_OFFSET         0x184
 
 /* MMIO Device Registers */
diff --git a/drivers/dma/shdma.c b/drivers/dma/shdma.c
index 2e4a54c8afeb..d10cc899c460 100644
--- a/drivers/dma/shdma.c
+++ b/drivers/dma/shdma.c
@@ -23,16 +23,19 @@
 #include <linux/dmaengine.h>
 #include <linux/delay.h>
 #include <linux/dma-mapping.h>
-#include <linux/dmapool.h>
 #include <linux/platform_device.h>
 #include <cpu/dma.h>
 #include <asm/dma-sh.h>
 #include "shdma.h"
 
 /* DMA descriptor control */
-#define DESC_LAST       (-1)
-#define DESC_COMP       (1)
-#define DESC_NCOMP      (0)
+enum sh_dmae_desc_status {
+        DESC_IDLE,
+        DESC_PREPARED,
+        DESC_SUBMITTED,
+        DESC_COMPLETED, /* completed, have to call callback */
+        DESC_WAITING,   /* callback called, waiting for ack / re-submit */
+};
 
 #define NR_DESCS_PER_CHANNEL 32
 /*
@@ -45,6 +48,8 @@
  */
 #define RS_DEFAULT  (RS_DUAL)
 
+static void sh_dmae_chan_ld_cleanup(struct sh_dmae_chan *sh_chan, bool all);
+
 #define SH_DMAC_CHAN_BASE(id) (dma_base_addr[id])
 static void sh_dmae_writel(struct sh_dmae_chan *sh_dc, u32 data, u32 reg)
 {
@@ -106,11 +111,11 @@ static inline unsigned int calc_xmit_shift(struct sh_dmae_chan *sh_chan)
         return ts_shift[(chcr & CHCR_TS_MASK) >> CHCR_TS_SHIFT];
 }
 
-static void dmae_set_reg(struct sh_dmae_chan *sh_chan, struct sh_dmae_regs hw)
+static void dmae_set_reg(struct sh_dmae_chan *sh_chan, struct sh_dmae_regs *hw)
 {
-        sh_dmae_writel(sh_chan, hw.sar, SAR);
-        sh_dmae_writel(sh_chan, hw.dar, DAR);
-        sh_dmae_writel(sh_chan, hw.tcr >> calc_xmit_shift(sh_chan), TCR);
+        sh_dmae_writel(sh_chan, hw->sar, SAR);
+        sh_dmae_writel(sh_chan, hw->dar, DAR);
+        sh_dmae_writel(sh_chan, hw->tcr >> calc_xmit_shift(sh_chan), TCR);
 }
 
 static void dmae_start(struct sh_dmae_chan *sh_chan)
@@ -184,8 +189,9 @@ static int dmae_set_dmars(struct sh_dmae_chan *sh_chan, u16 val)
 
 static dma_cookie_t sh_dmae_tx_submit(struct dma_async_tx_descriptor *tx)
 {
-        struct sh_desc *desc = tx_to_sh_desc(tx);
+        struct sh_desc *desc = tx_to_sh_desc(tx), *chunk, *last = desc, *c;
         struct sh_dmae_chan *sh_chan = to_sh_chan(tx->chan);
+        dma_async_tx_callback callback = tx->callback;
         dma_cookie_t cookie;
 
         spin_lock_bh(&sh_chan->desc_lock);
@@ -195,45 +201,53 @@ static dma_cookie_t sh_dmae_tx_submit(struct dma_async_tx_descriptor *tx)
         if (cookie < 0)
                 cookie = 1;
 
-        /* If desc only in the case of 1 */
-        if (desc->async_tx.cookie != -EBUSY)
-                desc->async_tx.cookie = cookie;
-        sh_chan->common.cookie = desc->async_tx.cookie;
+        sh_chan->common.cookie = cookie;
+        tx->cookie = cookie;
+
+        /* Mark all chunks of this descriptor as submitted, move to the queue */
+        list_for_each_entry_safe(chunk, c, desc->node.prev, node) {
+                /*
+                 * All chunks are on the global ld_free, so, we have to find
+                 * the end of the chain ourselves
+                 */
+                if (chunk != desc && (chunk->mark == DESC_IDLE ||
+                                      chunk->async_tx.cookie > 0 ||
+                                      chunk->async_tx.cookie == -EBUSY ||
+                                      &chunk->node == &sh_chan->ld_free))
+                        break;
+                chunk->mark = DESC_SUBMITTED;
+                /* Callback goes to the last chunk */
+                chunk->async_tx.callback = NULL;
+                chunk->cookie = cookie;
+                list_move_tail(&chunk->node, &sh_chan->ld_queue);
+                last = chunk;
+        }
+
+        last->async_tx.callback = callback;
+        last->async_tx.callback_param = tx->callback_param;
 
-        list_splice_init(&desc->tx_list, sh_chan->ld_queue.prev);
+        dev_dbg(sh_chan->dev, "submit #%d@%p on %d: %x[%d] -> %x\n",
+                tx->cookie, &last->async_tx, sh_chan->id,
+                desc->hw.sar, desc->hw.tcr, desc->hw.dar);
 
         spin_unlock_bh(&sh_chan->desc_lock);
 
         return cookie;
 }
 
+/* Called with desc_lock held */
 static struct sh_desc *sh_dmae_get_desc(struct sh_dmae_chan *sh_chan)
 {
-        struct sh_desc *desc, *_desc, *ret = NULL;
+        struct sh_desc *desc;
 
-        spin_lock_bh(&sh_chan->desc_lock);
-        list_for_each_entry_safe(desc, _desc, &sh_chan->ld_free, node) {
-                if (async_tx_test_ack(&desc->async_tx)) {
+        list_for_each_entry(desc, &sh_chan->ld_free, node)
+                if (desc->mark != DESC_PREPARED) {
+                        BUG_ON(desc->mark != DESC_IDLE);
                         list_del(&desc->node);
-                        ret = desc;
-                        break;
+                        return desc;
                 }
-        }
-        spin_unlock_bh(&sh_chan->desc_lock);
-
-        return ret;
-}
-
-static void sh_dmae_put_desc(struct sh_dmae_chan *sh_chan, struct sh_desc *desc)
-{
-        if (desc) {
-                spin_lock_bh(&sh_chan->desc_lock);
-
-                list_splice_init(&desc->tx_list, &sh_chan->ld_free);
-                list_add(&desc->node, &sh_chan->ld_free);
 
-                spin_unlock_bh(&sh_chan->desc_lock);
-        }
+        return NULL;
 }
 
 static int sh_dmae_alloc_chan_resources(struct dma_chan *chan)
@@ -252,11 +266,10 @@ static int sh_dmae_alloc_chan_resources(struct dma_chan *chan)
                 dma_async_tx_descriptor_init(&desc->async_tx,
                                         &sh_chan->common);
                 desc->async_tx.tx_submit = sh_dmae_tx_submit;
-                desc->async_tx.flags = DMA_CTRL_ACK;
-                INIT_LIST_HEAD(&desc->tx_list);
-                sh_dmae_put_desc(sh_chan, desc);
+                desc->mark = DESC_IDLE;
 
                 spin_lock_bh(&sh_chan->desc_lock);
+                list_add(&desc->node, &sh_chan->ld_free);
                 sh_chan->descs_allocated++;
         }
         spin_unlock_bh(&sh_chan->desc_lock);
@@ -273,7 +286,10 @@ static void sh_dmae_free_chan_resources(struct dma_chan *chan)
         struct sh_desc *desc, *_desc;
         LIST_HEAD(list);
 
-        BUG_ON(!list_empty(&sh_chan->ld_queue));
+        /* Prepared and not submitted descriptors can still be on the queue */
+        if (!list_empty(&sh_chan->ld_queue))
+                sh_dmae_chan_ld_cleanup(sh_chan, true);
+
         spin_lock_bh(&sh_chan->desc_lock);
 
         list_splice_init(&sh_chan->ld_free, &list);
@@ -292,6 +308,8 @@ static struct dma_async_tx_descriptor *sh_dmae_prep_memcpy(
         struct sh_dmae_chan *sh_chan;
         struct sh_desc *first = NULL, *prev = NULL, *new;
         size_t copy_size;
+        LIST_HEAD(tx_list);
+        int chunks = (len + SH_DMA_TCR_MAX) / (SH_DMA_TCR_MAX + 1);
 
         if (!chan)
                 return NULL;
@@ -301,108 +319,189 @@ static struct dma_async_tx_descriptor *sh_dmae_prep_memcpy(
 
         sh_chan = to_sh_chan(chan);
 
+        /* Have to lock the whole loop to protect against concurrent release */
+        spin_lock_bh(&sh_chan->desc_lock);
+
+        /*
+         * Chaining:
+         * first descriptor is what user is dealing with in all API calls, its
+         *      cookie is at first set to -EBUSY, at tx-submit to a positive
+         *      number
+         * if more than one chunk is needed further chunks have cookie = -EINVAL
+         * the last chunk, if not equal to the first, has cookie = -ENOSPC
+         * all chunks are linked onto the tx_list head with their .node heads
+         *      only during this function, then they are immediately spliced
+         *      back onto the free list in form of a chain
+         */
         do {
-                /* Allocate the link descriptor from DMA pool */
+                /* Allocate the link descriptor from the free list */
                 new = sh_dmae_get_desc(sh_chan);
                 if (!new) {
                         dev_err(sh_chan->dev,
                                 "No free memory for link descriptor\n");
-                        goto err_get_desc;
+                        list_for_each_entry(new, &tx_list, node)
+                                new->mark = DESC_IDLE;
+                        list_splice(&tx_list, &sh_chan->ld_free);
+                        spin_unlock_bh(&sh_chan->desc_lock);
+                        return NULL;
                 }
 
-                copy_size = min(len, (size_t)SH_DMA_TCR_MAX);
+                copy_size = min(len, (size_t)SH_DMA_TCR_MAX + 1);
 
                 new->hw.sar = dma_src;
                 new->hw.dar = dma_dest;
                 new->hw.tcr = copy_size;
-                if (!first)
+                if (!first) {
+                        /* First desc */
+                        new->async_tx.cookie = -EBUSY;
                         first = new;
+                } else {
+                        /* Other desc - invisible to the user */
+                        new->async_tx.cookie = -EINVAL;
+                }
 
-                new->mark = DESC_NCOMP;
-                async_tx_ack(&new->async_tx);
+                dev_dbg(sh_chan->dev,
+                        "chaining %u of %u with %p, dst %x, cookie %d\n",
+                        copy_size, len, &new->async_tx, dma_dest,
+                        new->async_tx.cookie);
+
+                new->mark = DESC_PREPARED;
+                new->async_tx.flags = flags;
+                new->chunks = chunks--;
 
                 prev = new;
                 len -= copy_size;
                 dma_src += copy_size;
                 dma_dest += copy_size;
                 /* Insert the link descriptor to the LD ring */
-                list_add_tail(&new->node, &first->tx_list);
+                list_add_tail(&new->node, &tx_list);
         } while (len);
 
-        new->async_tx.flags = flags; /* client is in control of this ack */
-        new->async_tx.cookie = -EBUSY; /* Last desc */
+        if (new != first)
+                new->async_tx.cookie = -ENOSPC;
 
-        return &first->async_tx;
+        /* Put them back on the free list, so, they don't get lost */
+        list_splice_tail(&tx_list, &sh_chan->ld_free);
 
-err_get_desc:
-        sh_dmae_put_desc(sh_chan, first);
-        return NULL;
+        spin_unlock_bh(&sh_chan->desc_lock);
 
+        return &first->async_tx;
 }
 
-/*
- * sh_chan_ld_cleanup - Clean up link descriptors
- *
- * This function clean up the ld_queue of DMA channel.
- */
-static void sh_dmae_chan_ld_cleanup(struct sh_dmae_chan *sh_chan)
+static dma_async_tx_callback __ld_cleanup(struct sh_dmae_chan *sh_chan, bool all)
 {
         struct sh_desc *desc, *_desc;
+        /* Is the "exposed" head of a chain acked? */
+        bool head_acked = false;
+        dma_cookie_t cookie = 0;
+        dma_async_tx_callback callback = NULL;
+        void *param = NULL;
 
         spin_lock_bh(&sh_chan->desc_lock);
         list_for_each_entry_safe(desc, _desc, &sh_chan->ld_queue, node) {
-                dma_async_tx_callback callback;
-                void *callback_param;
-
-                /* non send data */
-                if (desc->mark == DESC_NCOMP)
+                struct dma_async_tx_descriptor *tx = &desc->async_tx;
+
+                BUG_ON(tx->cookie > 0 && tx->cookie != desc->cookie);
+                BUG_ON(desc->mark != DESC_SUBMITTED &&
+                       desc->mark != DESC_COMPLETED &&
+                       desc->mark != DESC_WAITING);
+
+                /*
+                 * queue is ordered, and we use this loop to (1) clean up all
+                 * completed descriptors, and to (2) update descriptor flags of
+                 * any chunks in a (partially) completed chain
+                 */
+                if (!all && desc->mark == DESC_SUBMITTED &&
+                    desc->cookie != cookie)
                         break;
 
-                /* send data sesc */
-                callback = desc->async_tx.callback;
-                callback_param = desc->async_tx.callback_param;
+                if (tx->cookie > 0)
+                        cookie = tx->cookie;
 
-                /* Remove from ld_queue list */
-                list_splice_init(&desc->tx_list, &sh_chan->ld_free);
+                if (desc->mark == DESC_COMPLETED && desc->chunks == 1) {
+                        BUG_ON(sh_chan->completed_cookie != desc->cookie - 1);
+                        sh_chan->completed_cookie = desc->cookie;
+                }
 
-                dev_dbg(sh_chan->dev, "link descriptor %p will be recycle.\n",
-                                desc);
+                /* Call callback on the last chunk */
+                if (desc->mark == DESC_COMPLETED && tx->callback) {
+                        desc->mark = DESC_WAITING;
+                        callback = tx->callback;
+                        param = tx->callback_param;
+                        dev_dbg(sh_chan->dev, "descriptor #%d@%p on %d callback\n",
+                                tx->cookie, tx, sh_chan->id);
+                        BUG_ON(desc->chunks != 1);
+                        break;
+                }
 
-                list_move(&desc->node, &sh_chan->ld_free);
-                /* Run the link descriptor callback function */
-                if (callback) {
-                        spin_unlock_bh(&sh_chan->desc_lock);
-                        dev_dbg(sh_chan->dev, "link descriptor %p callback\n",
-                                        desc);
-                        callback(callback_param);
-                        spin_lock_bh(&sh_chan->desc_lock);
+                if (tx->cookie > 0 || tx->cookie == -EBUSY) {
+                        if (desc->mark == DESC_COMPLETED) {
+                                BUG_ON(tx->cookie < 0);
+                                desc->mark = DESC_WAITING;
+                        }
+                        head_acked = async_tx_test_ack(tx);
+                } else {
+                        switch (desc->mark) {
+                        case DESC_COMPLETED:
+                                desc->mark = DESC_WAITING;
+                                /* Fall through */
+                        case DESC_WAITING:
+                                if (head_acked)
+                                        async_tx_ack(&desc->async_tx);
+                        }
+                }
+
+                dev_dbg(sh_chan->dev, "descriptor %p #%d completed.\n",
+                        tx, tx->cookie);
+
+                if (((desc->mark == DESC_COMPLETED ||
+                      desc->mark == DESC_WAITING) &&
+                     async_tx_test_ack(&desc->async_tx)) || all) {
+                        /* Remove from ld_queue list */
+                        desc->mark = DESC_IDLE;
+                        list_move(&desc->node, &sh_chan->ld_free);
                 }
         }
         spin_unlock_bh(&sh_chan->desc_lock);
+
+        if (callback)
+                callback(param);
+
+        return callback;
+}
+
+/*
+ * sh_chan_ld_cleanup - Clean up link descriptors
+ *
+ * This function cleans up the ld_queue of DMA channel.
+ */
+static void sh_dmae_chan_ld_cleanup(struct sh_dmae_chan *sh_chan, bool all)
+{
+        while (__ld_cleanup(sh_chan, all))
+                ;
 }
 
 static void sh_chan_xfer_ld_queue(struct sh_dmae_chan *sh_chan)
 {
-        struct list_head *ld_node;
-        struct sh_dmae_regs hw;
+        struct sh_desc *sd;
 
+        spin_lock_bh(&sh_chan->desc_lock);
         /* DMA work check */
-        if (dmae_is_busy(sh_chan))
+        if (dmae_is_busy(sh_chan)) {
+                spin_unlock_bh(&sh_chan->desc_lock);
                 return;
+        }
 
         /* Find the first un-transfer desciptor */
-        for (ld_node = sh_chan->ld_queue.next;
-                (ld_node != &sh_chan->ld_queue)
-                        && (to_sh_desc(ld_node)->mark == DESC_COMP);
-                ld_node = ld_node->next)
-                cpu_relax();
-
-        if (ld_node != &sh_chan->ld_queue) {
-                /* Get the ld start address from ld_queue */
-                hw = to_sh_desc(ld_node)->hw;
-                dmae_set_reg(sh_chan, hw);
-                dmae_start(sh_chan);
-        }
+        list_for_each_entry(sd, &sh_chan->ld_queue, node)
+                if (sd->mark == DESC_SUBMITTED) {
+                        /* Get the ld start address from ld_queue */
+                        dmae_set_reg(sh_chan, &sd->hw);
+                        dmae_start(sh_chan);
+                        break;
+                }
+
+        spin_unlock_bh(&sh_chan->desc_lock);
 }
 
 static void sh_dmae_memcpy_issue_pending(struct dma_chan *chan)
@@ -420,12 +519,11 @@ static enum dma_status sh_dmae_is_complete(struct dma_chan *chan,
         dma_cookie_t last_used;
         dma_cookie_t last_complete;
 
-        sh_dmae_chan_ld_cleanup(sh_chan);
+        sh_dmae_chan_ld_cleanup(sh_chan, false);
 
         last_used = chan->cookie;
         last_complete = sh_chan->completed_cookie;
-        if (last_complete == -EBUSY)
-                last_complete = last_used;
+        BUG_ON(last_complete < 0);
 
         if (done)
                 *done = last_complete;
@@ -480,11 +578,13 @@ static irqreturn_t sh_dmae_err(int irq, void *data)
                 err = sh_dmae_rst(0);
                 if (err)
                         return err;
+#ifdef SH_DMAC_BASE1
                 if (shdev->pdata.mode & SHDMA_DMAOR1) {
                         err = sh_dmae_rst(1);
                         if (err)
                                 return err;
                 }
+#endif
                 disable_irq(irq);
                 return IRQ_HANDLED;
         }
@@ -494,35 +594,25 @@ static irqreturn_t sh_dmae_err(int irq, void *data)
 static void dmae_do_tasklet(unsigned long data)
 {
         struct sh_dmae_chan *sh_chan = (struct sh_dmae_chan *)data;
-        struct sh_desc *desc, *_desc, *cur_desc = NULL;
+        struct sh_desc *desc;
         u32 sar_buf = sh_dmae_readl(sh_chan, SAR);
 
-        list_for_each_entry_safe(desc, _desc,
-                                 &sh_chan->ld_queue, node) {
-                if ((desc->hw.sar + desc->hw.tcr) == sar_buf) {
-                        cur_desc = desc;
+        spin_lock(&sh_chan->desc_lock);
+        list_for_each_entry(desc, &sh_chan->ld_queue, node) {
+                if ((desc->hw.sar + desc->hw.tcr) == sar_buf &&
+                    desc->mark == DESC_SUBMITTED) {
+                        dev_dbg(sh_chan->dev, "done #%d@%p dst %u\n",
+                                desc->async_tx.cookie, &desc->async_tx,
+                                desc->hw.dar);
+                        desc->mark = DESC_COMPLETED;
                         break;
                 }
         }
+        spin_unlock(&sh_chan->desc_lock);
 
-        if (cur_desc) {
-                switch (cur_desc->async_tx.cookie) {
-                case 0: /* other desc data */
-                        break;
-                case -EBUSY: /* last desc */
-                sh_chan->completed_cookie =
-                                cur_desc->async_tx.cookie;
-                        break;
-                default: /* first desc ( 0 < )*/
-                        sh_chan->completed_cookie =
-                                cur_desc->async_tx.cookie - 1;
-                        break;
-                }
-                cur_desc->mark = DESC_COMP;
-        }
         /* Next desc */
         sh_chan_xfer_ld_queue(sh_chan);
-        sh_dmae_chan_ld_cleanup(sh_chan);
+        sh_dmae_chan_ld_cleanup(sh_chan, false);
 }
 
 static unsigned int get_dmae_irq(unsigned int id)
diff --git a/drivers/dma/shdma.h b/drivers/dma/shdma.h
index 60b81e529b42..108f1cffb6f5 100644
--- a/drivers/dma/shdma.h
+++ b/drivers/dma/shdma.h
@@ -13,9 +13,9 @@
 #ifndef __DMA_SHDMA_H
 #define __DMA_SHDMA_H
 
-#include <linux/device.h>
-#include <linux/dmapool.h>
 #include <linux/dmaengine.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
 
 #define SH_DMA_TCR_MAX 0x00FFFFFF       /* 16MB */
 
@@ -26,13 +26,16 @@ struct sh_dmae_regs {
 };
 
 struct sh_desc {
-        struct list_head tx_list;
         struct sh_dmae_regs hw;
         struct list_head node;
         struct dma_async_tx_descriptor async_tx;
+        dma_cookie_t cookie;
+        int chunks;
         int mark;
 };
 
+struct device;
+
 struct sh_dmae_chan {
         dma_cookie_t completed_cookie;  /* The maximum cookie completed */
         spinlock_t desc_lock;           /* Descriptor operation lock */
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index df5b68433f34..000dc67b85b7 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -197,7 +197,7 @@ static int amd64_get_scrub_rate(struct mem_ctl_info *mci, u32 *bw)
         edac_printk(KERN_DEBUG, EDAC_MC,
                     "pci-read, sdram scrub control value: %d \n", scrubval);
 
-        for (i = 0; ARRAY_SIZE(scrubrates); i++) {
+        for (i = 0; i < ARRAY_SIZE(scrubrates); i++) {
                 if (scrubrates[i].scrubval == scrubval) {
                         *bw = scrubrates[i].bandwidth;
                         status = 0;
@@ -1700,11 +1700,14 @@ static void f10_map_sysaddr_to_csrow(struct mem_ctl_info *mci,
  */
 static void amd64_debug_display_dimm_sizes(int ctrl, struct amd64_pvt *pvt)
 {
-        int dimm, size0, size1;
+        int dimm, size0, size1, factor = 0;
         u32 dbam;
         u32 *dcsb;
 
         if (boot_cpu_data.x86 == 0xf) {
+                if (pvt->dclr0 & F10_WIDTH_128)
+                        factor = 1;
+
                 /* K8 families < revF not supported yet */
                if (pvt->ext_model < K8_REV_F)
                         return;
@@ -1732,7 +1735,8 @@ static void amd64_debug_display_dimm_sizes(int ctrl, struct amd64_pvt *pvt)
                         size1 = pvt->ops->dbam_to_cs(pvt, DBAM_DIMM(dimm, dbam));
 
                 edac_printk(KERN_DEBUG, EDAC_MC, " %d: %5dMB %d: %5dMB\n",
-                            dimm * 2, size0, dimm * 2 + 1, size1);
+                            dimm * 2,     size0 << factor,
+                            dimm * 2 + 1, size1 << factor);
         }
 }
 
@@ -2345,7 +2349,7 @@ static void amd64_read_mc_registers(struct amd64_pvt *pvt)
         amd64_read_pci_cfg(pvt->dram_f2_ctl, F10_DCLR_0, &pvt->dclr0);
         amd64_read_pci_cfg(pvt->dram_f2_ctl, F10_DCHR_0, &pvt->dchr0);
 
-        if (!dct_ganging_enabled(pvt)) {
+        if (!dct_ganging_enabled(pvt) && boot_cpu_data.x86 >= 0x10) {
                 amd64_read_pci_cfg(pvt->dram_f2_ctl, F10_DCLR_1, &pvt->dclr1);
                 amd64_read_pci_cfg(pvt->dram_f2_ctl, F10_DCHR_1, &pvt->dchr1);
         }
@@ -2686,9 +2690,8 @@ static int amd64_check_ecc_enabled(struct amd64_pvt *pvt)
                         amd64_printk(KERN_WARNING, "%s", ecc_warning);
                         return -ENODEV;
                 }
-        } else
-                /* CLEAR the override, since BIOS controlled it */
                 ecc_enable_override = 0;
+        }
 
         return 0;
 }
@@ -2925,16 +2928,15 @@ static void __devexit amd64_remove_one_instance(struct pci_dev *pdev)
 
         amd64_free_mc_sibling_devices(pvt);
 
-        kfree(pvt);
-        mci->pvt_info = NULL;
-
-        mci_lookup[pvt->mc_node_id] = NULL;
-
         /* unregister from EDAC MCE */
         amd_report_gart_errors(false);
         amd_unregister_ecc_decoder(amd64_decode_bus_error);
 
         /* Free the EDAC CORE resources */
+        mci->pvt_info = NULL;
+        mci_lookup[pvt->mc_node_id] = NULL;
+
+        kfree(pvt);
         edac_mc_free(mci);
 }
 
@@ -3011,25 +3013,29 @@ static void amd64_setup_pci_device(void)
 static int __init amd64_edac_init(void)
 {
         int nb, err = -ENODEV;
+        bool load_ok = false;
 
         edac_printk(KERN_INFO, EDAC_MOD_STR, EDAC_AMD64_VERSION "\n");
 
         opstate_init();
 
         if (cache_k8_northbridges() < 0)
-                return err;
+                goto err_ret;
 
         msrs = msrs_alloc();
+        if (!msrs)
+                goto err_ret;
 
         err = pci_register_driver(&amd64_pci_driver);
         if (err)
-                return err;
+                goto err_pci;
 
         /*
          * At this point, the array 'pvt_lookup[]' contains pointers to alloc'd
          * amd64_pvt structs. These will be used in the 2nd stage init function
          * to finish initialization of the MC instances.
          */
+        err = -ENODEV;
         for (nb = 0; nb < num_k8_northbridges; nb++) {
                 if (!pvt_lookup[nb])
                         continue;
@@ -3037,16 +3043,21 @@ static int __init amd64_edac_init(void)
                 err = amd64_init_2nd_stage(pvt_lookup[nb]);
                 if (err)
                         goto err_2nd_stage;
-        }
 
-        amd64_setup_pci_device();
+                load_ok = true;
+        }
 
-        return 0;
+        if (load_ok) {
+                amd64_setup_pci_device();
+                return 0;
+        }
 
 err_2nd_stage:
-        debugf0("2nd stage failed\n");
         pci_unregister_driver(&amd64_pci_driver);
-
+err_pci:
+        msrs_free(msrs);
+        msrs = NULL;
+err_ret:
         return err;
 }
 
diff --git a/drivers/edac/edac_pci_sysfs.c b/drivers/edac/edac_pci_sysfs.c
index 422728cfe994..fb60a877d768 100644
--- a/drivers/edac/edac_pci_sysfs.c
+++ b/drivers/edac/edac_pci_sysfs.c
@@ -534,8 +534,6 @@ static void edac_pci_dev_parity_clear(struct pci_dev *dev)
 {
         u8 header_type;
 
-        debugf0("%s()\n", __func__);
-
         get_pci_parity_status(dev, 0);
 
         /* read the device TYPE, looking for bridges */
diff --git a/drivers/edac/i5000_edac.c b/drivers/edac/i5000_edac.c
index 77a9579d7167..adc10a2ac5f6 100644
--- a/drivers/edac/i5000_edac.c
+++ b/drivers/edac/i5000_edac.c
@@ -577,7 +577,13 @@ static void i5000_process_nonfatal_error_info(struct mem_ctl_info *mci,
                 debugf0("\tUncorrected bits= 0x%x\n", ue_errors);
 
                 branch = EXTRACT_FBDCHAN_INDX(info->ferr_nf_fbd);
-                channel = branch;
+
+                /*
+                 * According with i5000 datasheet, bit 28 has no significance
+                 * for errors M4Err-M12Err and M17Err-M21Err, on FERR_NF_FBD
+                 */
+                channel = branch & 2;
+
                 bank = NREC_BANK(info->nrecmema);
                 rank = NREC_RANK(info->nrecmema);
                 rdwr = NREC_RDWR(info->nrecmema);
diff --git a/drivers/firewire/Kconfig b/drivers/firewire/Kconfig
index 13efcd362072..a9371b36a9b9 100644
--- a/drivers/firewire/Kconfig
+++ b/drivers/firewire/Kconfig
@@ -1,5 +1,10 @@
+menu "IEEE 1394 (FireWire) support"
+        depends on PCI || BROKEN
+        # firewire-core does not depend on PCI but is
+        # not useful without PCI controller driver
+
 comment "You can enable one or both FireWire driver stacks."
-comment "See the help texts for more information."
+comment "The newer stack is recommended."
 
 config FIREWIRE
         tristate "FireWire driver stack"
@@ -15,16 +20,6 @@ config FIREWIRE
           To compile this driver as a module, say M here: the module will be
           called firewire-core.
 
-          This module functionally replaces ieee1394, raw1394, and video1394.
-          To access it from application programs, you generally need at least
-          libraw1394 v2.  IIDC/DCAM applications need libdc1394 v2.
-          No libraries are required to access storage devices through the
-          firewire-sbp2 driver.
-
-          NOTE:
-          FireWire audio devices currently require the old drivers (ieee1394,
-          ohci1394, raw1394).
-
 config FIREWIRE_OHCI
         tristate "OHCI-1394 controllers"
         depends on PCI && FIREWIRE
@@ -34,22 +29,7 @@ config FIREWIRE_OHCI
           is the only chipset in use, so say Y here.
 
           To compile this driver as a module, say M here:  The module will be
-          called firewire-ohci.  It replaces ohci1394 of the classic IEEE 1394
-          stack.
-
-          NOTE:
-          If you want to install firewire-ohci and ohci1394 together, you
-          should configure them only as modules and blacklist the driver(s)
-          which you don't want to have auto-loaded.  Add either
-
-              blacklist firewire-ohci
-          or
-              blacklist ohci1394
-              blacklist video1394
-              blacklist dv1394
-
-          to /etc/modprobe.conf or /etc/modprobe.d/* and update modprobe.conf
-          depending on your distribution.
+          called firewire-ohci.
 
 config FIREWIRE_OHCI_DEBUG
         bool
@@ -66,8 +46,7 @@ config FIREWIRE_SBP2
           like scanners.
 
           To compile this driver as a module, say M here:  The module will be
-          called firewire-sbp2.  It replaces sbp2 of the classic IEEE 1394
-          stack.
+          called firewire-sbp2.
 
           You should also enable support for disks, CD-ROMs, etc. in the SCSI
           configuration section.
@@ -83,5 +62,8 @@ config FIREWIRE_NET
           NOTE, this driver is not stable yet!
 
           To compile this driver as a module, say M here:  The module will be
-          called firewire-net.  It replaces eth1394 of the classic IEEE 1394
-          stack.
+          called firewire-net.
+
+source "drivers/ieee1394/Kconfig"
+
+endmenu
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index 231e6ee5ba43..e6d63849e78e 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -601,8 +601,9 @@ static void release_request(struct client *client,
         struct inbound_transaction_resource *r = container_of(resource,
                         struct inbound_transaction_resource, resource);
 
-        fw_send_response(client->device->card, r->request,
-                         RCODE_CONFLICT_ERROR);
+        if (r->request)
+                fw_send_response(client->device->card, r->request,
+                                 RCODE_CONFLICT_ERROR);
         kfree(r);
 }
 
@@ -645,7 +646,8 @@ static void handle_request(struct fw_card *card, struct fw_request *request,
  failed:
         kfree(r);
         kfree(e);
-        fw_send_response(card, request, RCODE_CONFLICT_ERROR);
+        if (request)
+                fw_send_response(card, request, RCODE_CONFLICT_ERROR);
 }
 
 static void release_address_handler(struct client *client,
@@ -715,15 +717,18 @@ static int ioctl_send_response(struct client *client, void *buffer)
 
         r = container_of(resource, struct inbound_transaction_resource,
                          resource);
-        if (request->length < r->length)
-                r->length = request->length;
-
-        if (copy_from_user(r->data, u64_to_uptr(request->data), r->length)) {
-                ret = -EFAULT;
-                goto out;
+        if (r->request) {
+                if (request->length < r->length)
+                        r->length = request->length;
+                if (copy_from_user(r->data, u64_to_uptr(request->data),
+                                   r->length)) {
+                        ret = -EFAULT;
+                        kfree(r->request);
+                        goto out;
+                }
+                fw_send_response(client->device->card, r->request,
+                                 request->rcode);
         }
-
-        fw_send_response(client->device->card, r->request, request->rcode);
  out:
         kfree(r);
 
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c
index 842739df23e2..495849eb13cc 100644
--- a/drivers/firewire/core-transaction.c
+++ b/drivers/firewire/core-transaction.c
@@ -432,14 +432,20 @@ static struct fw_address_handler *lookup_overlapping_address_handler(
         return NULL;
 }
 
+static bool is_enclosing_handler(struct fw_address_handler *handler,
+                                 unsigned long long offset, size_t length)
+{
+        return handler->offset <= offset &&
+                offset + length <= handler->offset + handler->length;
+}
+
 static struct fw_address_handler *lookup_enclosing_address_handler(
         struct list_head *list, unsigned long long offset, size_t length)
 {
         struct fw_address_handler *handler;
 
         list_for_each_entry(handler, list, link) {
-                if (handler->offset <= offset &&
-                    offset + length <= handler->offset + handler->length)
+                if (is_enclosing_handler(handler, offset, length))
                         return handler;
         }
 
@@ -465,6 +471,12 @@ const struct fw_address_region fw_unit_space_region =
         { .start = 0xfffff0000900ULL, .end = 0x1000000000000ULL, };
 #endif  /*  0  */
 
+static bool is_in_fcp_region(u64 offset, size_t length)
+{
+        return offset >= (CSR_REGISTER_BASE | CSR_FCP_COMMAND) &&
+                offset + length <= (CSR_REGISTER_BASE | CSR_FCP_END);
+}
+
 /**
  * fw_core_add_address_handler - register for incoming requests
  * @handler: callback
@@ -477,8 +489,11 @@ const struct fw_address_region fw_unit_space_region =
  * give the details of the particular request.
  *
  * Return value:  0 on success, non-zero otherwise.
+ *
  * The start offset of the handler's address region is determined by
  * fw_core_add_address_handler() and is returned in handler->offset.
+ *
+ * Address allocations are exclusive, except for the FCP registers.
  */
 int fw_core_add_address_handler(struct fw_address_handler *handler,
                                 const struct fw_address_region *region)
@@ -498,10 +513,12 @@ int fw_core_add_address_handler(struct fw_address_handler *handler,
 
         handler->offset = region->start;
         while (handler->offset + handler->length <= region->end) {
-                other =
-                    lookup_overlapping_address_handler(&address_handler_list,
-                                                       handler->offset,
-                                                       handler->length);
+                if (is_in_fcp_region(handler->offset, handler->length))
+                        other = NULL;
+                else
+                        other = lookup_overlapping_address_handler
+                                        (&address_handler_list,
+                                         handler->offset, handler->length);
                 if (other != NULL) {
                         handler->offset += other->length;
                 } else {
@@ -668,6 +685,9 @@ static struct fw_request *allocate_request(struct fw_packet *p)
 void fw_send_response(struct fw_card *card,
                       struct fw_request *request, int rcode)
 {
+        if (WARN_ONCE(!request, "invalid for FCP address handlers"))
+                return;
+
         /* unified transaction or broadcast transaction: don't respond */
         if (request->ack != ACK_PENDING ||
             HEADER_DESTINATION_IS_BROADCAST(request->request_header[0])) {
@@ -686,26 +706,15 @@ void fw_send_response(struct fw_card *card,
 }
 EXPORT_SYMBOL(fw_send_response);
 
-void fw_core_handle_request(struct fw_card *card, struct fw_packet *p)
+static void handle_exclusive_region_request(struct fw_card *card,
+                                            struct fw_packet *p,
+                                            struct fw_request *request,
+                                            unsigned long long offset)
 {
         struct fw_address_handler *handler;
-        struct fw_request *request;
-        unsigned long long offset;
         unsigned long flags;
         int tcode, destination, source;
 
-        if (p->ack != ACK_PENDING && p->ack != ACK_COMPLETE)
-                return;
-
-        request = allocate_request(p);
-        if (request == NULL) {
-                /* FIXME: send statically allocated busy packet. */
-                return;
-        }
-
-        offset      =
-                ((unsigned long long)
-                 HEADER_GET_OFFSET_HIGH(p->header[1]) << 32) | p->header[2];
         tcode       = HEADER_GET_TCODE(p->header[0]);
         destination = HEADER_GET_DESTINATION(p->header[0]);
         source      = HEADER_GET_SOURCE(p->header[1]);
@@ -732,6 +741,73 @@ void fw_core_handle_request(struct fw_card *card, struct fw_packet *p)
                                           request->data, request->length,
                                           handler->callback_data);
 }
+
+static void handle_fcp_region_request(struct fw_card *card,
+                                      struct fw_packet *p,
+                                      struct fw_request *request,
+                                      unsigned long long offset)
+{
+        struct fw_address_handler *handler;
+        unsigned long flags;
+        int tcode, destination, source;
+
+        if ((offset != (CSR_REGISTER_BASE | CSR_FCP_COMMAND) &&
+             offset != (CSR_REGISTER_BASE | CSR_FCP_RESPONSE)) ||
+            request->length > 0x200) {
+                fw_send_response(card, request, RCODE_ADDRESS_ERROR);
+
+                return;
+        }
+
+        tcode       = HEADER_GET_TCODE(p->header[0]);
+        destination = HEADER_GET_DESTINATION(p->header[0]);
+        source      = HEADER_GET_SOURCE(p->header[1]);
+
+        if (tcode != TCODE_WRITE_QUADLET_REQUEST &&
+            tcode != TCODE_WRITE_BLOCK_REQUEST) {
+                fw_send_response(card, request, RCODE_TYPE_ERROR);
+
+                return;
+        }
+
+        spin_lock_irqsave(&address_handler_lock, flags);
+        list_for_each_entry(handler, &address_handler_list, link) {
+                if (is_enclosing_handler(handler, offset, request->length))
+                        handler->address_callback(card, NULL, tcode,
+                                                  destination, source,
+                                                  p->generation, p->speed,
+                                                  offset, request->data,
+                                                  request->length,
+                                                  handler->callback_data);
+        }
+        spin_unlock_irqrestore(&address_handler_lock, flags);
+
+        fw_send_response(card, request, RCODE_COMPLETE);
+}
+
+void fw_core_handle_request(struct fw_card *card, struct fw_packet *p)
+{
+        struct fw_request *request;
+        unsigned long long offset;
+
+        if (p->ack != ACK_PENDING && p->ack != ACK_COMPLETE)
+                return;
+
+        request = allocate_request(p);
+        if (request == NULL) {
+                /* FIXME: send statically allocated busy packet. */
+                return;
+        }
+
+        offset = ((u64)HEADER_GET_OFFSET_HIGH(p->header[1]) << 32) |
+                p->header[2];
+
+        if (!is_in_fcp_region(offset, request->length))
+                handle_exclusive_region_request(card, p, request, offset);
+        else
+                handle_fcp_region_request(card, p, request, offset);
+
+}
 EXPORT_SYMBOL(fw_core_handle_request);
 
 void fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 96768e160866..a61571c63c59 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -2226,7 +2226,6 @@ static int ohci_queue_iso_receive_dualbuffer(struct fw_iso_context *base,
         if (rest == 0)
                 return -EINVAL;
 
-        /* FIXME: make packet-per-buffer/dual-buffer a context option */
         while (rest > 0) {
                 d = context_get_descriptors(&ctx->context,
                                             z + header_z, &d_bus);
@@ -2470,7 +2469,10 @@ static int __devinit pci_probe(struct pci_dev *dev,
         }
 
         version = reg_read(ohci, OHCI1394_Version) & 0x00ff00ff;
+#if 0
+        /* FIXME: make it a context option or remove dual-buffer mode */
         ohci->use_dualbuffer = version >= OHCI_VERSION_1_1;
+#endif
 
         /* dual-buffer mode is broken if more than one IR context is active */
         if (dev->vendor == PCI_VENDOR_ID_AGERE &&
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index a019b49ecc9b..1f1d88ae68d6 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -172,6 +172,15 @@ config GPIO_ADP5520
           To compile this driver as a module, choose M here: the module will
           be called adp5520-gpio.
 
+config GPIO_ADP5588
+        tristate "ADP5588 I2C GPIO expander"
+        depends on I2C
+        help
+          This option enables support for 18 GPIOs found
+          on Analog Devices ADP5588 GPIO Expanders.
+          To compile this driver as a module, choose M here: the module will be
+          called adp5588-gpio.
+
 comment "PCI GPIO expanders:"
 
 config GPIO_CS5535
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index 52fe4cf734c7..48687238edb1 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -5,6 +5,7 @@ ccflags-$(CONFIG_DEBUG_GPIO)	+= -DDEBUG
 obj-$(CONFIG_GPIOLIB)           += gpiolib.o
 
 obj-$(CONFIG_GPIO_ADP5520)      += adp5520-gpio.o
+obj-$(CONFIG_GPIO_ADP5588)      += adp5588-gpio.o
 obj-$(CONFIG_GPIO_LANGWELL)     += langwell_gpio.o
 obj-$(CONFIG_GPIO_MAX7301)      += max7301.o
 obj-$(CONFIG_GPIO_MAX732X)      += max732x.o
diff --git a/drivers/gpio/adp5588-gpio.c b/drivers/gpio/adp5588-gpio.c
new file mode 100644
index 000000000000..afc097a16b33
--- /dev/null
+++ b/drivers/gpio/adp5588-gpio.c
@@ -0,0 +1,266 @@
+/*
+ * GPIO Chip driver for Analog Devices
+ * ADP5588 I/O Expander and QWERTY Keypad Controller
+ *
+ * Copyright 2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/i2c.h>
+#include <linux/gpio.h>
+
+#include <linux/i2c/adp5588.h>
+
+#define DRV_NAME                "adp5588-gpio"
+#define MAXGPIO                 18
+#define ADP_BANK(offs)          ((offs) >> 3)
+#define ADP_BIT(offs)           (1u << ((offs) & 0x7))
+
+struct adp5588_gpio {
+        struct i2c_client *client;
+        struct gpio_chip gpio_chip;
+        struct mutex lock;      /* protect cached dir, dat_out */
+        unsigned gpio_start;
+        uint8_t dat_out[3];
+        uint8_t dir[3];
+};
+
+static int adp5588_gpio_read(struct i2c_client *client, u8 reg)
+{
+        int ret = i2c_smbus_read_byte_data(client, reg);
+
+        if (ret < 0)
+                dev_err(&client->dev, "Read Error\n");
+
+        return ret;
+}
+
+static int adp5588_gpio_write(struct i2c_client *client, u8 reg, u8 val)
+{
+        int ret = i2c_smbus_write_byte_data(client, reg, val);
+
+        if (ret < 0)
+                dev_err(&client->dev, "Write Error\n");
+
+        return ret;
+}
+
+static int adp5588_gpio_get_value(struct gpio_chip *chip, unsigned off)
+{
+        struct adp5588_gpio *dev =
+            container_of(chip, struct adp5588_gpio, gpio_chip);
+
+        return !!(adp5588_gpio_read(dev->client, GPIO_DAT_STAT1 + ADP_BANK(off))
+                  & ADP_BIT(off));
+}
+
+static void adp5588_gpio_set_value(struct gpio_chip *chip,
+                                   unsigned off, int val)
+{
+        unsigned bank, bit;
+        struct adp5588_gpio *dev =
+            container_of(chip, struct adp5588_gpio, gpio_chip);
+
+        bank = ADP_BANK(off);
+        bit = ADP_BIT(off);
+
+        mutex_lock(&dev->lock);
+        if (val)
+                dev->dat_out[bank] |= bit;
+        else
+                dev->dat_out[bank] &= ~bit;
+
+        adp5588_gpio_write(dev->client, GPIO_DAT_OUT1 + bank,
+                           dev->dat_out[bank]);
+        mutex_unlock(&dev->lock);
+}
+
+static int adp5588_gpio_direction_input(struct gpio_chip *chip, unsigned off)
+{
+        int ret;
+        unsigned bank;
+        struct adp5588_gpio *dev =
+            container_of(chip, struct adp5588_gpio, gpio_chip);
+
+        bank = ADP_BANK(off);
+
+        mutex_lock(&dev->lock);
+        dev->dir[bank] &= ~ADP_BIT(off);
+        ret = adp5588_gpio_write(dev->client, GPIO_DIR1 + bank, dev->dir[bank]);
+        mutex_unlock(&dev->lock);
+
+        return ret;
+}
+
+static int adp5588_gpio_direction_output(struct gpio_chip *chip,
+                                         unsigned off, int val)
+{
+        int ret;
+        unsigned bank, bit;
+        struct adp5588_gpio *dev =
+            container_of(chip, struct adp5588_gpio, gpio_chip);
+
+        bank = ADP_BANK(off);
+        bit = ADP_BIT(off);
+
+        mutex_lock(&dev->lock);
+        dev->dir[bank] |= bit;
+
+        if (val)
+                dev->dat_out[bank] |= bit;
+        else
+                dev->dat_out[bank] &= ~bit;
+
+        ret = adp5588_gpio_write(dev->client, GPIO_DAT_OUT1 + bank,
+                                 dev->dat_out[bank]);
+        ret |= adp5588_gpio_write(dev->client, GPIO_DIR1 + bank,
+                                 dev->dir[bank]);
+        mutex_unlock(&dev->lock);
+
+        return ret;
+}
+
+static int __devinit adp5588_gpio_probe(struct i2c_client *client,
+                                        const struct i2c_device_id *id)
+{
+        struct adp5588_gpio_platform_data *pdata = client->dev.platform_data;
+        struct adp5588_gpio *dev;
+        struct gpio_chip *gc;
+        int ret, i, revid;
+
+        if (pdata == NULL) {
+                dev_err(&client->dev, "missing platform data\n");
+                return -ENODEV;
+        }
+
+        if (!i2c_check_functionality(client->adapter,
+                                        I2C_FUNC_SMBUS_BYTE_DATA)) {
+                dev_err(&client->dev, "SMBUS Byte Data not Supported\n");
+                return -EIO;
+        }
+
+        dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+        if (dev == NULL) {
+                dev_err(&client->dev, "failed to alloc memory\n");
+                return -ENOMEM;
+        }
+
+        dev->client = client;
+
+        gc = &dev->gpio_chip;
+        gc->direction_input = adp5588_gpio_direction_input;
+        gc->direction_output = adp5588_gpio_direction_output;
+        gc->get = adp5588_gpio_get_value;
+        gc->set = adp5588_gpio_set_value;
+        gc->can_sleep = 1;
+
+        gc->base = pdata->gpio_start;
+        gc->ngpio = MAXGPIO;
+        gc->label = client->name;
+        gc->owner = THIS_MODULE;
+
+        mutex_init(&dev->lock);
+
+
+        ret = adp5588_gpio_read(dev->client, DEV_ID);
+        if (ret < 0)
+                goto err;
+
+        revid = ret & ADP5588_DEVICE_ID_MASK;
+
+        for (i = 0, ret = 0; i <= ADP_BANK(MAXGPIO); i++) {
+                dev->dat_out[i] = adp5588_gpio_read(client, GPIO_DAT_OUT1 + i);
+                dev->dir[i] = adp5588_gpio_read(client, GPIO_DIR1 + i);
+                ret |= adp5588_gpio_write(client, KP_GPIO1 + i, 0);
+                ret |= adp5588_gpio_write(client, GPIO_PULL1 + i,
+                                (pdata->pullup_dis_mask >> (8 * i)) & 0xFF);
+
+                if (ret)
+                        goto err;
+        }
+
+        ret = gpiochip_add(&dev->gpio_chip);
+        if (ret)
+                goto err;
+
+        dev_info(&client->dev, "gpios %d..%d on a %s Rev. %d\n",
+                        gc->base, gc->base + gc->ngpio - 1,
+                        client->name, revid);
+
+        if (pdata->setup) {
+                ret = pdata->setup(client, gc->base, gc->ngpio, pdata->context);
+                if (ret < 0)
+                        dev_warn(&client->dev, "setup failed, %d\n", ret);
+        }
+
+        i2c_set_clientdata(client, dev);
+        return 0;
+
+err:
+        kfree(dev);
+        return ret;
+}
+
+static int __devexit adp5588_gpio_remove(struct i2c_client *client)
+{
+        struct adp5588_gpio_platform_data *pdata = client->dev.platform_data;
+        struct adp5588_gpio *dev = i2c_get_clientdata(client);
+        int ret;
+
+        if (pdata->teardown) {
+                ret = pdata->teardown(client,
+                                      dev->gpio_chip.base, dev->gpio_chip.ngpio,
+                                      pdata->context);
+                if (ret < 0) {
+                        dev_err(&client->dev, "teardown failed %d\n", ret);
+                        return ret;
+                }
+        }
+
+        ret = gpiochip_remove(&dev->gpio_chip);
+        if (ret) {
+                dev_err(&client->dev, "gpiochip_remove failed %d\n", ret);
+                return ret;
+        }
+
+        kfree(dev);
+        return 0;
+}
+
+static const struct i2c_device_id adp5588_gpio_id[] = {
+        {DRV_NAME, 0},
+        {}
+};
+
+MODULE_DEVICE_TABLE(i2c, adp5588_gpio_id);
+
+static struct i2c_driver adp5588_gpio_driver = {
+        .driver = {
+                   .name = DRV_NAME,
+                   },
+        .probe = adp5588_gpio_probe,
+        .remove = __devexit_p(adp5588_gpio_remove),
+        .id_table = adp5588_gpio_id,
+};
+
+static int __init adp5588_gpio_init(void)
+{
+        return i2c_add_driver(&adp5588_gpio_driver);
+}
+
+module_init(adp5588_gpio_init);
+
+static void __exit adp5588_gpio_exit(void)
+{
+        i2c_del_driver(&adp5588_gpio_driver);
+}
+
+module_exit(adp5588_gpio_exit);
+
+MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
+MODULE_DESCRIPTION("GPIO ADP5588 Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index a25ad284a272..350842ad3632 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -858,8 +858,6 @@ int gpio_sysfs_set_active_low(unsigned gpio, int value)
         desc = &gpio_desc[gpio];
 
         if (test_bit(FLAG_EXPORT, &desc->flags)) {
-                struct device *dev;
-
                 dev = class_find_device(&gpio_class, NULL, desc, match_export);
                 if (dev == NULL) {
                         status = -ENODEV;
diff --git a/drivers/gpu/drm/ati_pcigart.c b/drivers/gpu/drm/ati_pcigart.c
index 628eae3e9b83..a1fce68e3bbe 100644
--- a/drivers/gpu/drm/ati_pcigart.c
+++ b/drivers/gpu/drm/ati_pcigart.c
@@ -39,8 +39,7 @@ static int drm_ati_alloc_pcigart_table(struct drm_device *dev,
                                        struct drm_ati_pcigart_info *gart_info)
 {
         gart_info->table_handle = drm_pci_alloc(dev, gart_info->table_size,
-                                                PAGE_SIZE,
-                                                gart_info->table_mask);
+                                                PAGE_SIZE);
         if (gart_info->table_handle == NULL)
                 return -ENOMEM;
 
@@ -112,6 +111,13 @@ int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *ga
         if (gart_info->gart_table_location == DRM_ATI_GART_MAIN) {
                 DRM_DEBUG("PCI: no table in VRAM: using normal RAM\n");
 
+                if (pci_set_dma_mask(dev->pdev, gart_info->table_mask)) {
+                        DRM_ERROR("fail to set dma mask to 0x%Lx\n",
+                                  gart_info->table_mask);
+                        ret = 1;
+                        goto done;
+                }
+
                 ret = drm_ati_alloc_pcigart_table(dev, gart_info);
                 if (ret) {
                         DRM_ERROR("cannot allocate PCI GART page!\n");
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index 3d09e304f6f4..8417cc4c43f1 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -326,7 +326,7 @@ static int drm_addmap_core(struct drm_device * dev, resource_size_t offset,
                  * As we're limiting the address to 2^32-1 (or less),
                  * casting it down to 32 bits is no problem, but we
                  * need to point to a 64bit variable first. */
-                dmah = drm_pci_alloc(dev, map->size, map->size, 0xffffffffUL);
+                dmah = drm_pci_alloc(dev, map->size, map->size);
                 if (!dmah) {
                         kfree(map);
                         return -ENOMEM;
@@ -885,7 +885,7 @@ int drm_addbufs_pci(struct drm_device * dev, struct drm_buf_desc * request)
 
         while (entry->buf_count < count) {
 
-                dmah = drm_pci_alloc(dev, PAGE_SIZE << page_order, 0x1000, 0xfffffffful);
+                dmah = drm_pci_alloc(dev, PAGE_SIZE << page_order, 0x1000);
 
                 if (!dmah) {
                         /* Set count correctly so we free the proper amount. */
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 5124401f266a..d91fb8c0b7b3 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -158,6 +158,7 @@ static struct drm_conn_prop_enum_list drm_connector_enum_list[] =
         { DRM_MODE_CONNECTOR_HDMIA, "HDMI Type A", 0 },
         { DRM_MODE_CONNECTOR_HDMIB, "HDMI Type B", 0 },
         { DRM_MODE_CONNECTOR_TV, "TV", 0 },
+        { DRM_MODE_CONNECTOR_eDP, "Embedded DisplayPort", 0 },
 };
 
 static struct drm_prop_enum_list drm_encoder_enum_list[] =
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 4231d6db72ec..7d0f00a935fa 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -216,7 +216,7 @@ bool drm_helper_crtc_in_use(struct drm_crtc *crtc)
 EXPORT_SYMBOL(drm_helper_crtc_in_use);
 
 /**
- * drm_disable_unused_functions - disable unused objects
+ * drm_helper_disable_unused_functions - disable unused objects
  * @dev: DRM device
  *
  * LOCKING:
@@ -702,7 +702,7 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
                 if (encoder->crtc != crtc)
                         continue;
 
-                DRM_INFO("%s: set mode %s %x\n", drm_get_encoder_name(encoder),
+                DRM_DEBUG("%s: set mode %s %x\n", drm_get_encoder_name(encoder),
                          mode->name, mode->base.id);
                 encoder_funcs = encoder->helper_private;
                 encoder_funcs->mode_set(encoder, mode, adjusted_mode);
@@ -1032,7 +1032,8 @@ bool drm_helper_initial_config(struct drm_device *dev)
         /*
          * we shouldn't end up with no modes here.
          */
-        WARN(!count, "No connectors reported connected with modes\n");
+        if (count == 0)
+                printk(KERN_INFO "No connectors reported connected with modes\n");
 
         drm_setup_crtcs(dev);
 
@@ -1162,6 +1163,9 @@ EXPORT_SYMBOL(drm_helper_mode_fill_fb_struct);
 int drm_helper_resume_force_mode(struct drm_device *dev)
 {
         struct drm_crtc *crtc;
+        struct drm_encoder *encoder;
+        struct drm_encoder_helper_funcs *encoder_funcs;
+        struct drm_crtc_helper_funcs *crtc_funcs;
         int ret;
 
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
@@ -1174,6 +1178,25 @@ int drm_helper_resume_force_mode(struct drm_device *dev)
 
                 if (ret == false)
                         DRM_ERROR("failed to set mode on crtc %p\n", crtc);
+
+                /* Turn off outputs that were already powered off */
+                if (drm_helper_choose_crtc_dpms(crtc)) {
+                        list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+
+                                if(encoder->crtc != crtc)
+                                        continue;
+
+                                encoder_funcs = encoder->helper_private;
+                                if (encoder_funcs->dpms)
+                                        (*encoder_funcs->dpms) (encoder,
+                                                                drm_helper_choose_encoder_dpms(encoder));
+
+                                crtc_funcs = crtc->helper_private;
+                                if (crtc_funcs->dpms)
+                                        (*crtc_funcs->dpms) (crtc,
+                                                             drm_helper_choose_crtc_dpms(crtc));
+                        }
+                }
         }
         /* disable the unused connectors while restoring the modesetting */
         drm_helper_disable_unused_functions(dev);
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 5c9f79877cbf..defcaf108460 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -911,23 +911,27 @@ static int drm_cvt_modes(struct drm_connector *connector,
         struct drm_device *dev = connector->dev;
         struct cvt_timing *cvt;
         const int rates[] = { 60, 85, 75, 60, 50 };
+        const u8 empty[3] = { 0, 0, 0 };
 
         for (i = 0; i < 4; i++) {
                 int uninitialized_var(width), height;
                 cvt = &(timing->data.other_data.data.cvt[i]);
 
-                height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 8) + 1) * 2;
-                switch (cvt->code[1] & 0xc0) {
+                if (!memcmp(cvt->code, empty, 3))
+                        continue;
+
+                height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2;
+                switch (cvt->code[1] & 0x0c) {
                 case 0x00:
                         width = height * 4 / 3;
                         break;
-                case 0x40:
+                case 0x04:
                         width = height * 16 / 9;
                         break;
-                case 0x80:
+                case 0x08:
                         width = height * 16 / 10;
                         break;
-                case 0xc0:
+                case 0x0c:
                         width = height * 15 / 9;
                         break;
                 }
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 1b49fa055f4f..1c2b7d44ec05 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -156,7 +156,7 @@ static bool drm_fb_helper_connector_parse_command_line(struct drm_connector *con
                         force = DRM_FORCE_ON;
                         break;
                 case 'D':
-                        if ((connector->connector_type != DRM_MODE_CONNECTOR_DVII) ||
+                        if ((connector->connector_type != DRM_MODE_CONNECTOR_DVII) &&
                             (connector->connector_type != DRM_MODE_CONNECTOR_HDMIB))
                                 force = DRM_FORCE_ON;
                         else
@@ -606,11 +606,10 @@ int drm_fb_helper_check_var(struct fb_var_screeninfo *var,
                 return -EINVAL;
 
         /* Need to resize the fb object !!! */
-        if (var->xres > fb->width || var->yres > fb->height) {
-                DRM_ERROR("Requested width/height is greater than current fb "
-                           "object %dx%d > %dx%d\n", var->xres, var->yres,
-                           fb->width, fb->height);
-                DRM_ERROR("Need resizing code.\n");
+        if (var->bits_per_pixel > fb->bits_per_pixel || var->xres > fb->width || var->yres > fb->height) {
+                DRM_DEBUG("fb userspace requested width/height/bpp is greater than current fb "
+                          "object %dx%d-%d > %dx%d-%d\n", var->xres, var->yres, var->bits_per_pixel,
+                          fb->width, fb->height, fb->bits_per_pixel);
                 return -EINVAL;
         }
 
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 7998ee66b317..b98384dbd9a7 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -115,6 +115,7 @@ void drm_vblank_cleanup(struct drm_device *dev)
 
         dev->num_crtcs = 0;
 }
+EXPORT_SYMBOL(drm_vblank_cleanup);
 
 int drm_vblank_init(struct drm_device *dev, int num_crtcs)
 {
@@ -163,7 +164,6 @@ int drm_vblank_init(struct drm_device *dev, int num_crtcs)
         }
 
         dev->vblank_disable_allowed = 0;
-
         return 0;
 
 err:
@@ -493,6 +493,9 @@ EXPORT_SYMBOL(drm_vblank_off);
  */
 void drm_vblank_pre_modeset(struct drm_device *dev, int crtc)
 {
+        /* vblank is not initialized (IRQ not installed ?) */
+        if (!dev->num_crtcs)
+                return;
         /*
          * To avoid all the problems that might happen if interrupts
          * were enabled/disabled around or between these calls, we just
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index 6d81a02463a3..76d63394c776 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -1,9 +1,4 @@
 /*
- * The list_sort function is (presumably) licensed under the GPL (see the
- * top level "COPYING" file for details).
- *
- * The remainder of this file is:
- *
  * Copyright © 1997-2003 by The XFree86 Project, Inc.
  * Copyright © 2007 Dave Airlie
  * Copyright © 2007-2008 Intel Corporation
@@ -36,6 +31,7 @@
  */
 
 #include <linux/list.h>
+#include <linux/list_sort.h>
 #include "drmP.h"
 #include "drm.h"
 #include "drm_crtc.h"
@@ -855,6 +851,7 @@ EXPORT_SYMBOL(drm_mode_prune_invalid);
 
 /**
  * drm_mode_compare - compare modes for favorability
+ * @priv: unused
  * @lh_a: list_head for first mode
  * @lh_b: list_head for second mode
  *
@@ -868,7 +865,7 @@ EXPORT_SYMBOL(drm_mode_prune_invalid);
  * Negative if @lh_a is better than @lh_b, zero if they're equivalent, or
  * positive if @lh_b is better than @lh_a.
  */
-static int drm_mode_compare(struct list_head *lh_a, struct list_head *lh_b)
+static int drm_mode_compare(void *priv, struct list_head *lh_a, struct list_head *lh_b)
 {
         struct drm_display_mode *a = list_entry(lh_a, struct drm_display_mode, head);
         struct drm_display_mode *b = list_entry(lh_b, struct drm_display_mode, head);
@@ -885,85 +882,6 @@ static int drm_mode_compare(struct list_head *lh_a, struct list_head *lh_b)
         return diff;
 }
 
-/* FIXME: what we don't have a list sort function? */
-/* list sort from Mark J Roberts (mjr@znex.org) */
-void list_sort(struct list_head *head,
-               int (*cmp)(struct list_head *a, struct list_head *b))
-{
-        struct list_head *p, *q, *e, *list, *tail, *oldhead;
-        int insize, nmerges, psize, qsize, i;
-
-        list = head->next;
-        list_del(head);
-        insize = 1;
-        for (;;) {
-                p = oldhead = list;
-                list = tail = NULL;
-                nmerges = 0;
-
-                while (p) {
-                        nmerges++;
-                        q = p;
-                        psize = 0;
-                        for (i = 0; i < insize; i++) {
-                                psize++;
-                                q = q->next == oldhead ? NULL : q->next;
-                                if (!q)
-                                        break;
-                        }
-
-                        qsize = insize;
-                        while (psize > 0 || (qsize > 0 && q)) {
-                                if (!psize) {
-                                        e = q;
-                                        q = q->next;
-                                        qsize--;
-                                        if (q == oldhead)
-                                                q = NULL;
-                                } else if (!qsize || !q) {
-                                        e = p;
-                                        p = p->next;
-                                        psize--;
-                                        if (p == oldhead)
-                                                p = NULL;
-                                } else if (cmp(p, q) <= 0) {
-                                        e = p;
-                                        p = p->next;
-                                        psize--;
-                                        if (p == oldhead)
-                                                p = NULL;
-                                } else {
-                                        e = q;
-                                        q = q->next;
-                                        qsize--;
-                                        if (q == oldhead)
-                                                q = NULL;
-                                }
-                                if (tail)
-                                        tail->next = e;
-                                else
-                                        list = e;
-                                e->prev = tail;
-                                tail = e;
-                        }
-                        p = q;
-                }
-
-                tail->next = list;
-                list->prev = tail;
-
-                if (nmerges <= 1)
-                        break;
-
-                insize *= 2;
-        }
-
-        head->next = list;
-        head->prev = list->prev;
-        list->prev->next = head;
-        list->prev = head;
-}
-
 /**
  * drm_mode_sort - sort mode list
  * @mode_list: list to sort
@@ -975,7 +893,7 @@ void list_sort(struct list_head *head,
  */
 void drm_mode_sort(struct list_head *mode_list)
 {
-        list_sort(mode_list, drm_mode_compare);
+        list_sort(NULL, mode_list, drm_mode_compare);
 }
 EXPORT_SYMBOL(drm_mode_sort);
 
diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
index 577094fb1995..e68ebf92fa2a 100644
--- a/drivers/gpu/drm/drm_pci.c
+++ b/drivers/gpu/drm/drm_pci.c
@@ -47,8 +47,7 @@
 /**
  * \brief Allocate a PCI consistent memory block, for DMA.
  */
-drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t align,
-                                dma_addr_t maxaddr)
+drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t align)
 {
         drm_dma_handle_t *dmah;
 #if 1
@@ -63,11 +62,6 @@ drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t ali
         if (align > size)
                 return NULL;
 
-        if (pci_set_dma_mask(dev->pdev, maxaddr) != 0) {
-                DRM_ERROR("Setting pci dma mask failed\n");
-                return NULL;
-        }
-
         dmah = kmalloc(sizeof(drm_dma_handle_t), GFP_KERNEL);
         if (!dmah)
                 return NULL;
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 18476bf0b580..9c9998c4dceb 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -272,7 +272,7 @@ static void i915_dump_pages(struct seq_file *m, struct page **pages, int page_co
                 mem = kmap_atomic(pages[page], KM_USER0);
                 for (i = 0; i < PAGE_SIZE; i += 4)
                         seq_printf(m, "%08x :  %08x\n", i, mem[i / 4]);
-                kunmap_atomic(pages[page], KM_USER0);
+                kunmap_atomic(mem, KM_USER0);
         }
 }
 
@@ -386,34 +386,6 @@ out:
         return 0;
 }
 
-static int i915_registers_info(struct seq_file *m, void *data) {
-        struct drm_info_node *node = (struct drm_info_node *) m->private;
-        struct drm_device *dev = node->minor->dev;
-        drm_i915_private_t *dev_priv = dev->dev_private;
-        uint32_t reg;
-
-#define DUMP_RANGE(start, end) \
-        for (reg=start; reg < end; reg += 4) \
-        seq_printf(m, "%08x\t%08x\n", reg, I915_READ(reg));
-
-        DUMP_RANGE(0x00000, 0x00fff);   /* VGA registers */
-        DUMP_RANGE(0x02000, 0x02fff);   /* instruction, memory, interrupt control registers */
-        DUMP_RANGE(0x03000, 0x031ff);   /* FENCE and PPGTT control registers */
-        DUMP_RANGE(0x03200, 0x03fff);   /* frame buffer compression registers */
-        DUMP_RANGE(0x05000, 0x05fff);   /* I/O control registers */
-        DUMP_RANGE(0x06000, 0x06fff);   /* clock control registers */
-        DUMP_RANGE(0x07000, 0x07fff);   /* 3D internal debug registers */
-        DUMP_RANGE(0x07400, 0x088ff);   /* GPE debug registers */
-        DUMP_RANGE(0x0a000, 0x0afff);   /* display palette registers */
-        DUMP_RANGE(0x10000, 0x13fff);   /* MMIO MCHBAR */
-        DUMP_RANGE(0x30000, 0x3ffff);   /* overlay registers */
-        DUMP_RANGE(0x60000, 0x6ffff);   /* display engine pipeline registers */
-        DUMP_RANGE(0x70000, 0x72fff);   /* display and cursor registers */
-        DUMP_RANGE(0x73000, 0x73fff);   /* performance counters */
-
-        return 0;
-}
-
 static int
 i915_wedged_open(struct inode *inode,
                  struct file *filp)
@@ -519,7 +491,6 @@ static int i915_wedged_create(struct dentry *root, struct drm_minor *minor)
 }
 
 static struct drm_info_list i915_debugfs_list[] = {
-        {"i915_regs", i915_registers_info, 0},
         {"i915_gem_active", i915_gem_object_list_info, 0, (void *) ACTIVE_LIST},
         {"i915_gem_flushing", i915_gem_object_list_info, 0, (void *) FLUSHING_LIST},
         {"i915_gem_inactive", i915_gem_object_list_info, 0, (void *) INACTIVE_LIST},
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 701bfeac7f57..e660ac07f3b2 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -123,7 +123,7 @@ static int i915_init_phys_hws(struct drm_device *dev)
         drm_i915_private_t *dev_priv = dev->dev_private;
         /* Program Hardware Status Page */
         dev_priv->status_page_dmah =
-                drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE, 0xffffffff);
+                drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE);
 
         if (!dev_priv->status_page_dmah) {
                 DRM_ERROR("Can not allocate hardware status page\n");
@@ -134,6 +134,10 @@ static int i915_init_phys_hws(struct drm_device *dev)
 
         memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
 
+        if (IS_I965G(dev))
+                dev_priv->dma_status_page |= (dev_priv->dma_status_page >> 28) &
+                                             0xf0;
+
         I915_WRITE(HWS_PGA, dev_priv->dma_status_page);
         DRM_DEBUG_DRIVER("Enabled hardware status page\n");
         return 0;
@@ -813,9 +817,13 @@ static int i915_getparam(struct drm_device *dev, void *data,
         case I915_PARAM_HAS_PAGEFLIPPING:
                 value = 1;
                 break;
+        case I915_PARAM_HAS_EXECBUF2:
+                /* depends on GEM */
+                value = dev_priv->has_gem;
+                break;
         default:
                 DRM_DEBUG_DRIVER("Unknown parameter %d\n",
-                                        param->param);
+                                 param->param);
                 return -EINVAL;
         }
 
@@ -1117,7 +1125,8 @@ static void i915_setup_compression(struct drm_device *dev, int size)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
         struct drm_mm_node *compressed_fb, *compressed_llb;
-        unsigned long cfb_base, ll_base;
+        unsigned long cfb_base;
+        unsigned long ll_base = 0;
 
         /* Leave 1M for line length buffer & misc. */
         compressed_fb = drm_mm_search_free(&dev_priv->vram, size, 4096, 0);
@@ -1200,14 +1209,6 @@ static int i915_load_modeset_init(struct drm_device *dev,
         dev->mode_config.fb_base = drm_get_resource_start(dev, fb_bar) &
                 0xff000000;
 
-        if (IS_MOBILE(dev) || IS_I9XX(dev))
-                dev_priv->cursor_needs_physical = true;
-        else
-                dev_priv->cursor_needs_physical = false;
-
-        if (IS_I965G(dev) || IS_G33(dev))
-                dev_priv->cursor_needs_physical = false;
-
         /* Basic memrange allocator for stolen space (aka vram) */
         drm_mm_init(&dev_priv->vram, 0, prealloc_size);
         DRM_INFO("set up %ldM of stolen space\n", prealloc_size / (1024*1024));
@@ -1257,6 +1258,8 @@ static int i915_load_modeset_init(struct drm_device *dev,
         if (ret)
                 goto destroy_ringbuffer;
 
+        intel_modeset_init(dev);
+
         ret = drm_irq_install(dev);
         if (ret)
                 goto destroy_ringbuffer;
@@ -1271,8 +1274,6 @@ static int i915_load_modeset_init(struct drm_device *dev,
 
         I915_WRITE(INSTPM, (1 << 5) | (1 << 21));
 
-        intel_modeset_init(dev);
-
         drm_helper_initial_config(dev);
 
         return 0;
@@ -1360,7 +1361,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
         resource_size_t base, size;
-        int ret = 0, mmio_bar = IS_I9XX(dev) ? 0 : 1;
+        int ret = 0, mmio_bar;
         uint32_t agp_size, prealloc_size, prealloc_start;
 
         /* i915 has 4 more counters */
@@ -1376,8 +1377,10 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 
         dev->dev_private = (void *)dev_priv;
         dev_priv->dev = dev;
+        dev_priv->info = (struct intel_device_info *) flags;
 
         /* Add register map (needed for suspend/resume) */
+        mmio_bar = IS_I9XX(dev) ? 0 : 1;
         base = drm_get_resource_start(dev, mmio_bar);
         size = drm_get_resource_len(dev, mmio_bar);
 
@@ -1652,6 +1655,7 @@ struct drm_ioctl_desc i915_ioctls[] = {
         DRM_IOCTL_DEF(DRM_I915_HWS_ADDR, i915_set_status_page, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
         DRM_IOCTL_DEF(DRM_I915_GEM_INIT, i915_gem_init_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
         DRM_IOCTL_DEF(DRM_I915_GEM_EXECBUFFER, i915_gem_execbuffer, DRM_AUTH),
+        DRM_IOCTL_DEF(DRM_I915_GEM_EXECBUFFER2, i915_gem_execbuffer2, DRM_AUTH),
         DRM_IOCTL_DEF(DRM_I915_GEM_PIN, i915_gem_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY),
         DRM_IOCTL_DEF(DRM_I915_GEM_UNPIN, i915_gem_unpin_ioctl, DRM_AUTH|DRM_ROOT_ONLY),
         DRM_IOCTL_DEF(DRM_I915_GEM_BUSY, i915_gem_busy_ioctl, DRM_AUTH),
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 24286ca168fc..46d88965852a 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -33,7 +33,6 @@
 #include "i915_drm.h"
 #include "i915_drv.h"
 
-#include "drm_pciids.h"
 #include <linux/console.h>
 #include "drm_crtc_helper.h"
 
@@ -46,10 +45,129 @@ module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400);
 unsigned int i915_powersave = 1;
 module_param_named(powersave, i915_powersave, int, 0400);
 
+unsigned int i915_lvds_downclock = 0;
+module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400);
+
 static struct drm_driver driver;
 
-static struct pci_device_id pciidlist[] = {
-        i915_PCI_IDS
+#define INTEL_VGA_DEVICE(id, info) {            \
+        .class = PCI_CLASS_DISPLAY_VGA << 8,    \
+        .class_mask = 0xffff00,                 \
+        .vendor = 0x8086,                       \
+        .device = id,                           \
+        .subvendor = PCI_ANY_ID,                \
+        .subdevice = PCI_ANY_ID,                \
+        .driver_data = (unsigned long) info }
+
+const static struct intel_device_info intel_i830_info = {
+        .is_i8xx = 1, .is_mobile = 1, .cursor_needs_physical = 1,
+};
+
+const static struct intel_device_info intel_845g_info = {
+        .is_i8xx = 1,
+};
+
+const static struct intel_device_info intel_i85x_info = {
+        .is_i8xx = 1, .is_mobile = 1, .cursor_needs_physical = 1,
+};
+
+const static struct intel_device_info intel_i865g_info = {
+        .is_i8xx = 1,
+};
+
+const static struct intel_device_info intel_i915g_info = {
+        .is_i915g = 1, .is_i9xx = 1, .cursor_needs_physical = 1,
+};
+const static struct intel_device_info intel_i915gm_info = {
+        .is_i9xx = 1,  .is_mobile = 1, .has_fbc = 1,
+        .cursor_needs_physical = 1,
+};
+const static struct intel_device_info intel_i945g_info = {
+        .is_i9xx = 1, .has_hotplug = 1, .cursor_needs_physical = 1,
+};
+const static struct intel_device_info intel_i945gm_info = {
+        .is_i945gm = 1, .is_i9xx = 1, .is_mobile = 1, .has_fbc = 1,
+        .has_hotplug = 1, .cursor_needs_physical = 1,
+};
+
+const static struct intel_device_info intel_i965g_info = {
+        .is_i965g = 1, .is_i9xx = 1, .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_i965gm_info = {
+        .is_i965g = 1, .is_mobile = 1, .is_i965gm = 1, .is_i9xx = 1,
+        .is_mobile = 1, .has_fbc = 1, .has_rc6 = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_g33_info = {
+        .is_g33 = 1, .is_i9xx = 1, .need_gfx_hws = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_g45_info = {
+        .is_i965g = 1, .is_g4x = 1, .is_i9xx = 1, .need_gfx_hws = 1,
+        .has_pipe_cxsr = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_gm45_info = {
+        .is_i965g = 1, .is_mobile = 1, .is_g4x = 1, .is_i9xx = 1,
+        .is_mobile = 1, .need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1,
+        .has_pipe_cxsr = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_pineview_info = {
+        .is_g33 = 1, .is_pineview = 1, .is_mobile = 1, .is_i9xx = 1,
+        .has_pipe_cxsr = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_ironlake_d_info = {
+        .is_ironlake = 1, .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1,
+        .has_pipe_cxsr = 1,
+        .has_hotplug = 1,
+};
+
+const static struct intel_device_info intel_ironlake_m_info = {
+        .is_ironlake = 1, .is_mobile = 1, .is_i965g = 1, .is_i9xx = 1,
+        .need_gfx_hws = 1, .has_rc6 = 1,
+        .has_hotplug = 1,
+};
+
+const static struct pci_device_id pciidlist[] = {
+        INTEL_VGA_DEVICE(0x3577, &intel_i830_info),
+        INTEL_VGA_DEVICE(0x2562, &intel_845g_info),
+        INTEL_VGA_DEVICE(0x3582, &intel_i85x_info),
+        INTEL_VGA_DEVICE(0x35e8, &intel_i85x_info),
+        INTEL_VGA_DEVICE(0x2572, &intel_i865g_info),
+        INTEL_VGA_DEVICE(0x2582, &intel_i915g_info),
+        INTEL_VGA_DEVICE(0x258a, &intel_i915g_info),
+        INTEL_VGA_DEVICE(0x2592, &intel_i915gm_info),
+        INTEL_VGA_DEVICE(0x2772, &intel_i945g_info),
+        INTEL_VGA_DEVICE(0x27a2, &intel_i945gm_info),
+        INTEL_VGA_DEVICE(0x27ae, &intel_i945gm_info),
+        INTEL_VGA_DEVICE(0x2972, &intel_i965g_info),
+        INTEL_VGA_DEVICE(0x2982, &intel_i965g_info),
+        INTEL_VGA_DEVICE(0x2992, &intel_i965g_info),
+        INTEL_VGA_DEVICE(0x29a2, &intel_i965g_info),
+        INTEL_VGA_DEVICE(0x29b2, &intel_g33_info),
+        INTEL_VGA_DEVICE(0x29c2, &intel_g33_info),
+        INTEL_VGA_DEVICE(0x29d2, &intel_g33_info),
+        INTEL_VGA_DEVICE(0x2a02, &intel_i965gm_info),
+        INTEL_VGA_DEVICE(0x2a12, &intel_i965gm_info),
+        INTEL_VGA_DEVICE(0x2a42, &intel_gm45_info),
+        INTEL_VGA_DEVICE(0x2e02, &intel_g45_info),
+        INTEL_VGA_DEVICE(0x2e12, &intel_g45_info),
+        INTEL_VGA_DEVICE(0x2e22, &intel_g45_info),
+        INTEL_VGA_DEVICE(0x2e32, &intel_g45_info),
+        INTEL_VGA_DEVICE(0x2e42, &intel_g45_info),
+        INTEL_VGA_DEVICE(0xa001, &intel_pineview_info),
+        INTEL_VGA_DEVICE(0xa011, &intel_pineview_info),
+        INTEL_VGA_DEVICE(0x0042, &intel_ironlake_d_info),
+        INTEL_VGA_DEVICE(0x0046, &intel_ironlake_m_info),
+        {0, 0, 0}
 };
 
 #if defined(CONFIG_DRM_I915_KMS)
@@ -284,6 +402,52 @@ i915_pci_resume(struct pci_dev *pdev)
         return i915_resume(dev);
 }
 
+static int
+i915_pm_suspend(struct device *dev)
+{
+        return i915_pci_suspend(to_pci_dev(dev), PMSG_SUSPEND);
+}
+
+static int
+i915_pm_resume(struct device *dev)
+{
+        return i915_pci_resume(to_pci_dev(dev));
+}
+
+static int
+i915_pm_freeze(struct device *dev)
+{
+        return i915_pci_suspend(to_pci_dev(dev), PMSG_FREEZE);
+}
+
+static int
+i915_pm_thaw(struct device *dev)
+{
+        /* thaw during hibernate, do nothing! */
+        return 0;
+}
+
+static int
+i915_pm_poweroff(struct device *dev)
+{
+        return i915_pci_suspend(to_pci_dev(dev), PMSG_HIBERNATE);
+}
+
+static int
+i915_pm_restore(struct device *dev)
+{
+        return i915_pci_resume(to_pci_dev(dev));
+}
+
+const struct dev_pm_ops i915_pm_ops = {
+     .suspend = i915_pm_suspend,
+     .resume = i915_pm_resume,
+     .freeze = i915_pm_freeze,
+     .thaw = i915_pm_thaw,
+     .poweroff = i915_pm_poweroff,
+     .restore = i915_pm_restore,
+};
+
 static struct vm_operations_struct i915_gem_vm_ops = {
         .fault = i915_gem_fault,
         .open = drm_gem_vm_open,
@@ -303,8 +467,11 @@ static struct drm_driver driver = {
         .lastclose = i915_driver_lastclose,
         .preclose = i915_driver_preclose,
         .postclose = i915_driver_postclose,
+
+        /* Used in place of i915_pm_ops for non-DRIVER_MODESET */
         .suspend = i915_suspend,
         .resume = i915_resume,
+
         .device_is_agp = i915_driver_device_is_agp,
         .enable_vblank = i915_enable_vblank,
         .disable_vblank = i915_disable_vblank,
@@ -344,10 +511,7 @@ static struct drm_driver driver = {
                  .id_table = pciidlist,
                  .probe = i915_pci_probe,
                  .remove = i915_pci_remove,
-#ifdef CONFIG_PM
-                 .resume = i915_pci_resume,
-                 .suspend = i915_pci_suspend,
-#endif
+                 .driver.pm = &i915_pm_ops,
         },
 
         .name = DRIVER_NAME,
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index fbecac72f5bb..2c1669488b5a 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -172,9 +172,31 @@ struct drm_i915_display_funcs {
 
 struct intel_overlay;
 
+struct intel_device_info {
+        u8 is_mobile : 1;
+        u8 is_i8xx : 1;
+        u8 is_i915g : 1;
+        u8 is_i9xx : 1;
+        u8 is_i945gm : 1;
+        u8 is_i965g : 1;
+        u8 is_i965gm : 1;
+        u8 is_g33 : 1;
+        u8 need_gfx_hws : 1;
+        u8 is_g4x : 1;
+        u8 is_pineview : 1;
+        u8 is_ironlake : 1;
+        u8 has_fbc : 1;
+        u8 has_rc6 : 1;
+        u8 has_pipe_cxsr : 1;
+        u8 has_hotplug : 1;
+        u8 cursor_needs_physical : 1;
+};
+
 typedef struct drm_i915_private {
         struct drm_device *dev;
 
+        const struct intel_device_info *info;
+
         int has_gem;
 
         void __iomem *regs;
@@ -232,8 +254,6 @@ typedef struct drm_i915_private {
         int hangcheck_count;
         uint32_t last_acthd;
 
-        bool cursor_needs_physical;
-
         struct drm_mm vram;
 
         unsigned long cfb_size;
@@ -263,6 +283,7 @@ typedef struct drm_i915_private {
         unsigned int lvds_use_ssc:1;
         unsigned int edp_support:1;
         int lvds_ssc_freq;
+        int edp_bpp;
 
         struct notifier_block lid_notifier;
 
@@ -287,8 +308,6 @@ typedef struct drm_i915_private {
         u32 saveDSPACNTR;
         u32 saveDSPBCNTR;
         u32 saveDSPARB;
-        u32 saveRENDERSTANDBY;
-        u32 savePWRCTXA;
         u32 saveHWS;
         u32 savePIPEACONF;
         u32 savePIPEBCONF;
@@ -561,6 +580,7 @@ typedef struct drm_i915_private {
         u16 orig_clock;
         int child_dev_num;
         struct child_device_config *child_dev;
+        struct drm_connector *int_lvds_connector;
 } drm_i915_private_t;
 
 /** driver private structure attached to each drm_gem_object */
@@ -703,6 +723,7 @@ extern struct drm_ioctl_desc i915_ioctls[];
 extern int i915_max_ioctl;
 extern unsigned int i915_fbpercrtc;
 extern unsigned int i915_powersave;
+extern unsigned int i915_lvds_downclock;
 
 extern void i915_save_display(struct drm_device *dev);
 extern void i915_restore_display(struct drm_device *dev);
@@ -794,6 +815,8 @@ int i915_gem_sw_finish_ioctl(struct drm_device *dev, void *data,
                              struct drm_file *file_priv);
 int i915_gem_execbuffer(struct drm_device *dev, void *data,
                         struct drm_file *file_priv);
+int i915_gem_execbuffer2(struct drm_device *dev, void *data,
+                         struct drm_file *file_priv);
 int i915_gem_pin_ioctl(struct drm_device *dev, void *data,
                        struct drm_file *file_priv);
 int i915_gem_unpin_ioctl(struct drm_device *dev, void *data,
@@ -843,6 +866,7 @@ int i915_do_wait_request(struct drm_device *dev, uint32_t seqno, int interruptib
 int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
 int i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj,
                                       int write);
+int i915_gem_object_set_to_display_plane(struct drm_gem_object *obj);
 int i915_gem_attach_phys_object(struct drm_device *dev,
                                 struct drm_gem_object *obj, int id);
 void i915_gem_detach_phys_object(struct drm_device *dev,
@@ -860,6 +884,9 @@ void i915_gem_shrinker_exit(void);
 void i915_gem_detect_bit_6_swizzle(struct drm_device *dev);
 void i915_gem_object_do_bit_17_swizzle(struct drm_gem_object *obj);
 void i915_gem_object_save_bit_17_swizzle(struct drm_gem_object *obj);
+bool i915_tiling_ok(struct drm_device *dev, int stride, int size,
+                    int tiling_mode);
+bool i915_obj_fenceable(struct drm_device *dev, struct drm_gem_object *obj);
 
 /* i915_gem_debug.c */
 void i915_gem_dump_object(struct drm_gem_object *obj, int len,
@@ -982,67 +1009,33 @@ extern void g4x_disable_fbc(struct drm_device *dev);
 extern int i915_wrap_ring(struct drm_device * dev);
 extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 
-#define IS_I830(dev) ((dev)->pci_device == 0x3577)
-#define IS_845G(dev) ((dev)->pci_device == 0x2562)
-#define IS_I85X(dev) ((dev)->pci_device == 0x3582)
-#define IS_I865G(dev) ((dev)->pci_device == 0x2572)
-#define IS_I8XX(dev) (IS_I830(dev) || IS_845G(dev) || IS_I85X(dev) || IS_I865G(dev))
-
-#define IS_I915G(dev) ((dev)->pci_device == 0x2582 || (dev)->pci_device == 0x258a)
-#define IS_I915GM(dev) ((dev)->pci_device == 0x2592)
-#define IS_I945G(dev) ((dev)->pci_device == 0x2772)
-#define IS_I945GM(dev) ((dev)->pci_device == 0x27A2 ||\
-                        (dev)->pci_device == 0x27AE)
-#define IS_I965G(dev) ((dev)->pci_device == 0x2972 || \
-                       (dev)->pci_device == 0x2982 || \
-                       (dev)->pci_device == 0x2992 || \
-                       (dev)->pci_device == 0x29A2 || \
-                       (dev)->pci_device == 0x2A02 || \
-                       (dev)->pci_device == 0x2A12 || \
-                       (dev)->pci_device == 0x2A42 || \
-                       (dev)->pci_device == 0x2E02 || \
-                       (dev)->pci_device == 0x2E12 || \
-                       (dev)->pci_device == 0x2E22 || \
-                       (dev)->pci_device == 0x2E32 || \
-                       (dev)->pci_device == 0x2E42 || \
-                       (dev)->pci_device == 0x0042 || \
-                       (dev)->pci_device == 0x0046)
-
-#define IS_I965GM(dev) ((dev)->pci_device == 0x2A02 || \
-                        (dev)->pci_device == 0x2A12)
-
-#define IS_GM45(dev) ((dev)->pci_device == 0x2A42)
-
-#define IS_G4X(dev) ((dev)->pci_device == 0x2E02 || \
-                     (dev)->pci_device == 0x2E12 || \
-                     (dev)->pci_device == 0x2E22 || \
-                     (dev)->pci_device == 0x2E32 || \
-                     (dev)->pci_device == 0x2E42 || \
-                     IS_GM45(dev))
-
-#define IS_PINEVIEW_G(dev) ((dev)->pci_device == 0xa001)
-#define IS_PINEVIEW_M(dev) ((dev)->pci_device == 0xa011)
-#define IS_PINEVIEW(dev) (IS_PINEVIEW_G(dev) || IS_PINEVIEW_M(dev))
-
-#define IS_G33(dev)    ((dev)->pci_device == 0x29C2 ||  \
-                        (dev)->pci_device == 0x29B2 ||  \
-                        (dev)->pci_device == 0x29D2 ||  \
-                        (IS_PINEVIEW(dev)))
-
+#define INTEL_INFO(dev) (((struct drm_i915_private *) (dev)->dev_private)->info)
+
+#define IS_I830(dev)            ((dev)->pci_device == 0x3577)
+#define IS_845G(dev)            ((dev)->pci_device == 0x2562)
+#define IS_I85X(dev)            ((dev)->pci_device == 0x3582)
+#define IS_I865G(dev)           ((dev)->pci_device == 0x2572)
+#define IS_I8XX(dev)            (INTEL_INFO(dev)->is_i8xx)
+#define IS_I915G(dev)           (INTEL_INFO(dev)->is_i915g)
+#define IS_I915GM(dev)          ((dev)->pci_device == 0x2592)
+#define IS_I945G(dev)           ((dev)->pci_device == 0x2772)
+#define IS_I945GM(dev)          (INTEL_INFO(dev)->is_i945gm)
+#define IS_I965G(dev)           (INTEL_INFO(dev)->is_i965g)
+#define IS_I965GM(dev)          (INTEL_INFO(dev)->is_i965gm)
+#define IS_GM45(dev)            ((dev)->pci_device == 0x2A42)
+#define IS_G4X(dev)             (INTEL_INFO(dev)->is_g4x)
+#define IS_PINEVIEW_G(dev)      ((dev)->pci_device == 0xa001)
+#define IS_PINEVIEW_M(dev)      ((dev)->pci_device == 0xa011)
+#define IS_PINEVIEW(dev)        (INTEL_INFO(dev)->is_pineview)
+#define IS_G33(dev)             (INTEL_INFO(dev)->is_g33)
 #define IS_IRONLAKE_D(dev)      ((dev)->pci_device == 0x0042)
 #define IS_IRONLAKE_M(dev)      ((dev)->pci_device == 0x0046)
-#define IS_IRONLAKE(dev)        (IS_IRONLAKE_D(dev) || IS_IRONLAKE_M(dev))
-
-#define IS_I9XX(dev) (IS_I915G(dev) || IS_I915GM(dev) || IS_I945G(dev) || \
-                      IS_I945GM(dev) || IS_I965G(dev) || IS_G33(dev) || \
-                      IS_IRONLAKE(dev))
+#define IS_IRONLAKE(dev)        (INTEL_INFO(dev)->is_ironlake)
+#define IS_I9XX(dev)            (INTEL_INFO(dev)->is_i9xx)
+#define IS_MOBILE(dev)          (INTEL_INFO(dev)->is_mobile)
 
-#define IS_MOBILE(dev) (IS_I830(dev) || IS_I85X(dev) || IS_I915GM(dev) || \
-                        IS_I945GM(dev) || IS_I965GM(dev) || IS_GM45(dev) || \
-                        IS_PINEVIEW(dev) || IS_IRONLAKE_M(dev))
+#define I915_NEED_GFX_HWS(dev)  (INTEL_INFO(dev)->need_gfx_hws)
 
-#define I915_NEED_GFX_HWS(dev) (IS_G33(dev) || IS_GM45(dev) || IS_G4X(dev) || \
-                                IS_IRONLAKE(dev))
 /* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte
  * rows, which changed the alignment requirements and fence programming.
  */
@@ -1054,17 +1047,14 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 #define SUPPORTS_EDP(dev)               (IS_IRONLAKE_M(dev))
 #define SUPPORTS_TV(dev)                (IS_I9XX(dev) && IS_MOBILE(dev) && \
                                         !IS_IRONLAKE(dev) && !IS_PINEVIEW(dev))
-#define I915_HAS_HOTPLUG(dev) (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev) || IS_I965G(dev))
+#define I915_HAS_HOTPLUG(dev)            (INTEL_INFO(dev)->has_hotplug)
 /* dsparb controlled by hw only */
 #define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IRONLAKE(dev))
 
 #define HAS_FW_BLC(dev) (IS_I9XX(dev) || IS_G4X(dev) || IS_IRONLAKE(dev))
-#define HAS_PIPE_CXSR(dev) (IS_G4X(dev) || IS_IRONLAKE(dev))
-#define I915_HAS_FBC(dev) (IS_MOBILE(dev) && \
-                           (IS_I9XX(dev) || IS_GM45(dev)) && \
-                           !IS_PINEVIEW(dev) && \
-                           !IS_IRONLAKE(dev))
-#define I915_HAS_RC6(dev) (IS_I965GM(dev) || IS_GM45(dev) || IS_IRONLAKE_M(dev))
+#define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr)
+#define I915_HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc)
+#define I915_HAS_RC6(dev) (INTEL_INFO(dev)->has_rc6)
 
 #define PRIMARY_RINGBUFFER_SIZE         (128*1024)
 
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 8c463cf2050a..0c67924ca80c 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2021,9 +2021,6 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
         /* blow away mappings if mapped through GTT */
         i915_gem_release_mmap(obj);
 
-        if (obj_priv->fence_reg != I915_FENCE_REG_NONE)
-                i915_gem_clear_fence_reg(obj);
-
         /* Move the object to the CPU domain to ensure that
          * any possible CPU writes while it's not in the GTT
          * are flushed when we go to remap it. This will
@@ -2039,6 +2036,10 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
 
         BUG_ON(obj_priv->active);
 
+        /* release the fence reg _after_ flushing */
+        if (obj_priv->fence_reg != I915_FENCE_REG_NONE)
+                i915_gem_clear_fence_reg(obj);
+
         if (obj_priv->agp_mem != NULL) {
                 drm_unbind_agp(obj_priv->agp_mem);
                 drm_free_agp(obj_priv->agp_mem, obj->size / PAGE_SIZE);
@@ -2581,9 +2582,6 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
         bool retry_alloc = false;
         int ret;
 
-        if (dev_priv->mm.suspended)
-                return -EBUSY;
-
         if (obj_priv->madv != I915_MADV_WILLNEED) {
                 DRM_ERROR("Attempting to bind a purgeable object\n");
                 return -EINVAL;
@@ -2839,6 +2837,57 @@ i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write)
         return 0;
 }
 
+/*
+ * Prepare buffer for display plane. Use uninterruptible for possible flush
+ * wait, as in modesetting process we're not supposed to be interrupted.
+ */
+int
+i915_gem_object_set_to_display_plane(struct drm_gem_object *obj)
+{
+        struct drm_device *dev = obj->dev;
+        struct drm_i915_gem_object *obj_priv = obj->driver_private;
+        uint32_t old_write_domain, old_read_domains;
+        int ret;
+
+        /* Not valid to be called on unbound objects. */
+        if (obj_priv->gtt_space == NULL)
+                return -EINVAL;
+
+        i915_gem_object_flush_gpu_write_domain(obj);
+
+        /* Wait on any GPU rendering and flushing to occur. */
+        if (obj_priv->active) {
+#if WATCH_BUF
+                DRM_INFO("%s: object %p wait for seqno %08x\n",
+                          __func__, obj, obj_priv->last_rendering_seqno);
+#endif
+                ret = i915_do_wait_request(dev, obj_priv->last_rendering_seqno, 0);
+                if (ret != 0)
+                        return ret;
+        }
+
+        old_write_domain = obj->write_domain;
+        old_read_domains = obj->read_domains;
+
+        obj->read_domains &= I915_GEM_DOMAIN_GTT;
+
+        i915_gem_object_flush_cpu_write_domain(obj);
+
+        /* It should now be out of any other write domains, and we can update
+         * the domain values for our changes.
+         */
+        BUG_ON((obj->write_domain & ~I915_GEM_DOMAIN_GTT) != 0);
+        obj->read_domains |= I915_GEM_DOMAIN_GTT;
+        obj->write_domain = I915_GEM_DOMAIN_GTT;
+        obj_priv->dirty = 1;
+
+        trace_i915_gem_object_change_domain(obj,
+                                            old_read_domains,
+                                            old_write_domain);
+
+        return 0;
+}
+
 /**
  * Moves a single object to the CPU read, and possibly write domain.
  *
@@ -3198,7 +3247,7 @@ i915_gem_object_set_cpu_read_domain_range(struct drm_gem_object *obj,
 static int
 i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
                                  struct drm_file *file_priv,
-                                 struct drm_i915_gem_exec_object *entry,
+                                 struct drm_i915_gem_exec_object2 *entry,
                                  struct drm_i915_gem_relocation_entry *relocs)
 {
         struct drm_device *dev = obj->dev;
@@ -3206,12 +3255,35 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
         struct drm_i915_gem_object *obj_priv = obj->driver_private;
         int i, ret;
         void __iomem *reloc_page;
+        bool need_fence;
+
+        need_fence = entry->flags & EXEC_OBJECT_NEEDS_FENCE &&
+                     obj_priv->tiling_mode != I915_TILING_NONE;
+
+        /* Check fence reg constraints and rebind if necessary */
+        if (need_fence && !i915_obj_fenceable(dev, obj))
+                i915_gem_object_unbind(obj);
 
         /* Choose the GTT offset for our buffer and put it there. */
         ret = i915_gem_object_pin(obj, (uint32_t) entry->alignment);
         if (ret)
                 return ret;
 
+        /*
+         * Pre-965 chips need a fence register set up in order to
+         * properly handle blits to/from tiled surfaces.
+         */
+        if (need_fence) {
+                ret = i915_gem_object_get_fence_reg(obj);
+                if (ret != 0) {
+                        if (ret != -EBUSY && ret != -ERESTARTSYS)
+                                DRM_ERROR("Failure to install fence: %d\n",
+                                          ret);
+                        i915_gem_object_unpin(obj);
+                        return ret;
+                }
+        }
+
         entry->offset = obj_priv->gtt_offset;
 
         /* Apply the relocations, using the GTT aperture to avoid cache
@@ -3373,7 +3445,7 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
  */
 static int
 i915_dispatch_gem_execbuffer(struct drm_device *dev,
-                              struct drm_i915_gem_execbuffer *exec,
+                              struct drm_i915_gem_execbuffer2 *exec,
                               struct drm_clip_rect *cliprects,
                               uint64_t exec_offset)
 {
@@ -3463,7 +3535,7 @@ i915_gem_ring_throttle(struct drm_device *dev, struct drm_file *file_priv)
 }
 
 static int
-i915_gem_get_relocs_from_user(struct drm_i915_gem_exec_object *exec_list,
+i915_gem_get_relocs_from_user(struct drm_i915_gem_exec_object2 *exec_list,
                               uint32_t buffer_count,
                               struct drm_i915_gem_relocation_entry **relocs)
 {
@@ -3478,8 +3550,10 @@ i915_gem_get_relocs_from_user(struct drm_i915_gem_exec_object *exec_list,
         }
 
         *relocs = drm_calloc_large(reloc_count, sizeof(**relocs));
-        if (*relocs == NULL)
+        if (*relocs == NULL) {
+                DRM_ERROR("failed to alloc relocs, count %d\n", reloc_count);
                 return -ENOMEM;
+        }
 
         for (i = 0; i < buffer_count; i++) {
                 struct drm_i915_gem_relocation_entry __user *user_relocs;
@@ -3503,7 +3577,7 @@ i915_gem_get_relocs_from_user(struct drm_i915_gem_exec_object *exec_list,
 }
 
 static int
-i915_gem_put_relocs_to_user(struct drm_i915_gem_exec_object *exec_list,
+i915_gem_put_relocs_to_user(struct drm_i915_gem_exec_object2 *exec_list,
                             uint32_t buffer_count,
                             struct drm_i915_gem_relocation_entry *relocs)
 {
@@ -3536,7 +3610,7 @@ err:
 }
 
 static int
-i915_gem_check_execbuffer (struct drm_i915_gem_execbuffer *exec,
+i915_gem_check_execbuffer (struct drm_i915_gem_execbuffer2 *exec,
                            uint64_t exec_offset)
 {
         uint32_t exec_start, exec_len;
@@ -3589,18 +3663,18 @@ i915_gem_wait_for_pending_flip(struct drm_device *dev,
 }
 
 int
-i915_gem_execbuffer(struct drm_device *dev, void *data,
-                    struct drm_file *file_priv)
+i915_gem_do_execbuffer(struct drm_device *dev, void *data,
+                       struct drm_file *file_priv,
+                       struct drm_i915_gem_execbuffer2 *args,
+                       struct drm_i915_gem_exec_object2 *exec_list)
 {
         drm_i915_private_t *dev_priv = dev->dev_private;
-        struct drm_i915_gem_execbuffer *args = data;
-        struct drm_i915_gem_exec_object *exec_list = NULL;
         struct drm_gem_object **object_list = NULL;
         struct drm_gem_object *batch_obj;
         struct drm_i915_gem_object *obj_priv;
         struct drm_clip_rect *cliprects = NULL;
         struct drm_i915_gem_relocation_entry *relocs;
-        int ret, ret2, i, pinned = 0;
+        int ret = 0, ret2, i, pinned = 0;
         uint64_t exec_offset;
         uint32_t seqno, flush_domains, reloc_index;
         int pin_tries, flips;
@@ -3614,25 +3688,13 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
                 DRM_ERROR("execbuf with %d buffers\n", args->buffer_count);
                 return -EINVAL;
         }
-        /* Copy in the exec list from userland */
-        exec_list = drm_malloc_ab(sizeof(*exec_list), args->buffer_count);
         object_list = drm_malloc_ab(sizeof(*object_list), args->buffer_count);
-        if (exec_list == NULL || object_list == NULL) {
-                DRM_ERROR("Failed to allocate exec or object list "
-                          "for %d buffers\n",
+        if (object_list == NULL) {
+                DRM_ERROR("Failed to allocate object list for %d buffers\n",
                           args->buffer_count);
                 ret = -ENOMEM;
                 goto pre_mutex_err;
         }
-        ret = copy_from_user(exec_list,
-                             (struct drm_i915_relocation_entry __user *)
-                             (uintptr_t) args->buffers_ptr,
-                             sizeof(*exec_list) * args->buffer_count);
-        if (ret != 0) {
-                DRM_ERROR("copy %d exec entries failed %d\n",
-                          args->buffer_count, ret);
-                goto pre_mutex_err;
-        }
 
         if (args->num_cliprects != 0) {
                 cliprects = kcalloc(args->num_cliprects, sizeof(*cliprects),
@@ -3884,20 +3946,6 @@ err:
 
         mutex_unlock(&dev->struct_mutex);
 
-        if (!ret) {
-                /* Copy the new buffer offsets back to the user's exec list. */
-                ret = copy_to_user((struct drm_i915_relocation_entry __user *)
-                                   (uintptr_t) args->buffers_ptr,
-                                   exec_list,
-                                   sizeof(*exec_list) * args->buffer_count);
-                if (ret) {
-                        ret = -EFAULT;
-                        DRM_ERROR("failed to copy %d exec entries "
-                                  "back to user (%d)\n",
-                                  args->buffer_count, ret);
-                }
-        }
-
         /* Copy the updated relocations out regardless of current error
          * state.  Failure to update the relocs would mean that the next
          * time userland calls execbuf, it would do so with presumed offset
@@ -3914,12 +3962,156 @@ err:
 
 pre_mutex_err:
         drm_free_large(object_list);
-        drm_free_large(exec_list);
         kfree(cliprects);
 
         return ret;
 }
 
+/*
+ * Legacy execbuffer just creates an exec2 list from the original exec object
+ * list array and passes it to the real function.
+ */
+int
+i915_gem_execbuffer(struct drm_device *dev, void *data,
+                    struct drm_file *file_priv)
+{
+        struct drm_i915_gem_execbuffer *args = data;
+        struct drm_i915_gem_execbuffer2 exec2;
+        struct drm_i915_gem_exec_object *exec_list = NULL;
+        struct drm_i915_gem_exec_object2 *exec2_list = NULL;
+        int ret, i;
+
+#if WATCH_EXEC
+        DRM_INFO("buffers_ptr %d buffer_count %d len %08x\n",
+                  (int) args->buffers_ptr, args->buffer_count, args->batch_len);
+#endif
+
+        if (args->buffer_count < 1) {
+                DRM_ERROR("execbuf with %d buffers\n", args->buffer_count);
+                return -EINVAL;
+        }
+
+        /* Copy in the exec list from userland */
+        exec_list = drm_malloc_ab(sizeof(*exec_list), args->buffer_count);
+        exec2_list = drm_malloc_ab(sizeof(*exec2_list), args->buffer_count);
+        if (exec_list == NULL || exec2_list == NULL) {
+                DRM_ERROR("Failed to allocate exec list for %d buffers\n",
+                          args->buffer_count);
+                drm_free_large(exec_list);
+                drm_free_large(exec2_list);
+                return -ENOMEM;
+        }
+        ret = copy_from_user(exec_list,
+                             (struct drm_i915_relocation_entry __user *)
+                             (uintptr_t) args->buffers_ptr,
+                             sizeof(*exec_list) * args->buffer_count);
+        if (ret != 0) {
+                DRM_ERROR("copy %d exec entries failed %d\n",
+                          args->buffer_count, ret);
+                drm_free_large(exec_list);
+                drm_free_large(exec2_list);
+                return -EFAULT;
+        }
+
+        for (i = 0; i < args->buffer_count; i++) {
+                exec2_list[i].handle = exec_list[i].handle;
+                exec2_list[i].relocation_count = exec_list[i].relocation_count;
+                exec2_list[i].relocs_ptr = exec_list[i].relocs_ptr;
+                exec2_list[i].alignment = exec_list[i].alignment;
+                exec2_list[i].offset = exec_list[i].offset;
+                if (!IS_I965G(dev))
+                        exec2_list[i].flags = EXEC_OBJECT_NEEDS_FENCE;
+                else
+                        exec2_list[i].flags = 0;
+        }
+
+        exec2.buffers_ptr = args->buffers_ptr;
+        exec2.buffer_count = args->buffer_count;
+        exec2.batch_start_offset = args->batch_start_offset;
+        exec2.batch_len = args->batch_len;
+        exec2.DR1 = args->DR1;
+        exec2.DR4 = args->DR4;
+        exec2.num_cliprects = args->num_cliprects;
+        exec2.cliprects_ptr = args->cliprects_ptr;
+        exec2.flags = 0;
+
+        ret = i915_gem_do_execbuffer(dev, data, file_priv, &exec2, exec2_list);
+        if (!ret) {
+                /* Copy the new buffer offsets back to the user's exec list. */
+                for (i = 0; i < args->buffer_count; i++)
+                        exec_list[i].offset = exec2_list[i].offset;
+                /* ... and back out to userspace */
+                ret = copy_to_user((struct drm_i915_relocation_entry __user *)
+                                   (uintptr_t) args->buffers_ptr,
+                                   exec_list,
+                                   sizeof(*exec_list) * args->buffer_count);
+                if (ret) {
+                        ret = -EFAULT;
+                        DRM_ERROR("failed to copy %d exec entries "
+                                  "back to user (%d)\n",
+                                  args->buffer_count, ret);
+                }
+        }
+
+        drm_free_large(exec_list);
+        drm_free_large(exec2_list);
+        return ret;
+}
+
+int
+i915_gem_execbuffer2(struct drm_device *dev, void *data,
+                     struct drm_file *file_priv)
+{
+        struct drm_i915_gem_execbuffer2 *args = data;
+        struct drm_i915_gem_exec_object2 *exec2_list = NULL;
+        int ret;
+
+#if WATCH_EXEC
+        DRM_INFO("buffers_ptr %d buffer_count %d len %08x\n",
+                  (int) args->buffers_ptr, args->buffer_count, args->batch_len);
+#endif
+
+        if (args->buffer_count < 1) {
+                DRM_ERROR("execbuf2 with %d buffers\n", args->buffer_count);
+                return -EINVAL;
+        }
+
+        exec2_list = drm_malloc_ab(sizeof(*exec2_list), args->buffer_count);
+        if (exec2_list == NULL) {
+                DRM_ERROR("Failed to allocate exec list for %d buffers\n",
+                          args->buffer_count);
+                return -ENOMEM;
+        }
+        ret = copy_from_user(exec2_list,
+                             (struct drm_i915_relocation_entry __user *)
+                             (uintptr_t) args->buffers_ptr,
+                             sizeof(*exec2_list) * args->buffer_count);
+        if (ret != 0) {
+                DRM_ERROR("copy %d exec entries failed %d\n",
+                          args->buffer_count, ret);
+                drm_free_large(exec2_list);
+                return -EFAULT;
+        }
+
+        ret = i915_gem_do_execbuffer(dev, data, file_priv, args, exec2_list);
+        if (!ret) {
+                /* Copy the new buffer offsets back to the user's exec list. */
+                ret = copy_to_user((struct drm_i915_relocation_entry __user *)
+                                   (uintptr_t) args->buffers_ptr,
+                                   exec2_list,
+                                   sizeof(*exec2_list) * args->buffer_count);
+                if (ret) {
+                        ret = -EFAULT;
+                        DRM_ERROR("failed to copy %d exec entries "
+                                  "back to user (%d)\n",
+                                  args->buffer_count, ret);
+                }
+        }
+
+        drm_free_large(exec2_list);
+        return ret;
+}
+
 int
 i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
 {
@@ -3933,19 +4125,7 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
                 if (ret)
                         return ret;
         }
-        /*
-         * Pre-965 chips need a fence register set up in order to
-         * properly handle tiled surfaces.
-         */
-        if (!IS_I965G(dev) && obj_priv->tiling_mode != I915_TILING_NONE) {
-                ret = i915_gem_object_get_fence_reg(obj);
-                if (ret != 0) {
-                        if (ret != -EBUSY && ret != -ERESTARTSYS)
-                                DRM_ERROR("Failure to install fence: %d\n",
-                                          ret);
-                        return ret;
-                }
-        }
+
         obj_priv->pin_count++;
 
         /* If the object is not active and not pending a flush,
@@ -4708,7 +4888,7 @@ int i915_gem_init_phys_object(struct drm_device *dev,
 
         phys_obj->id = id;
 
-        phys_obj->handle = drm_pci_alloc(dev, size, 0, 0xffffffff);
+        phys_obj->handle = drm_pci_alloc(dev, size, 0);
         if (!phys_obj->handle) {
                 ret = -ENOMEM;
                 goto kfree_obj;
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index 30d6af6c09bb..df278b2685bf 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -304,35 +304,39 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
 
 
 /**
- * Returns the size of the fence for a tiled object of the given size.
+ * Returns whether an object is currently fenceable.  If not, it may need
+ * to be unbound and have its pitch adjusted.
  */
-static int
-i915_get_fence_size(struct drm_device *dev, int size)
+bool
+i915_obj_fenceable(struct drm_device *dev, struct drm_gem_object *obj)
 {
-        int i;
-        int start;
+        struct drm_i915_gem_object *obj_priv = obj->driver_private;
 
         if (IS_I965G(dev)) {
                 /* The 965 can have fences at any page boundary. */
-                return ALIGN(size, 4096);
+                if (obj->size & 4095)
+                        return false;
+                return true;
+        } else if (IS_I9XX(dev)) {
+                if (obj_priv->gtt_offset & ~I915_FENCE_START_MASK)
+                        return false;
         } else {
-                /* Align the size to a power of two greater than the smallest
-                 * fence size.
-                 */
-                if (IS_I9XX(dev))
-                        start = 1024 * 1024;
-                else
-                        start = 512 * 1024;
+                if (obj_priv->gtt_offset & ~I830_FENCE_START_MASK)
+                        return false;
+        }
 
-                for (i = start; i < size; i <<= 1)
-                        ;
+        /* Power of two sized... */
+        if (obj->size & (obj->size - 1))
+                return false;
 
-                return i;
-        }
+        /* Objects must be size aligned as well */
+        if (obj_priv->gtt_offset & (obj->size - 1))
+                return false;
+        return true;
 }
 
 /* Check pitch constriants for all chips & tiling formats */
-static bool
+bool
 i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
 {
         int tile_width;
@@ -384,12 +388,6 @@ i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
         if (stride & (stride - 1))
                 return false;
 
-        /* We don't 0handle the aperture area covered by the fence being bigger
-         * than the object size.
-         */
-        if (i915_get_fence_size(dev, size) != size)
-                return false;
-
         return true;
 }
 
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 85f4c5de97e2..89a071a3e6fb 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -274,7 +274,6 @@ irqreturn_t ironlake_irq_handler(struct drm_device *dev)
         drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
         int ret = IRQ_NONE;
         u32 de_iir, gt_iir, de_ier, pch_iir;
-        u32 new_de_iir, new_gt_iir, new_pch_iir;
         struct drm_i915_master_private *master_priv;
 
         /* disable master interrupt before clearing iir  */
@@ -286,49 +285,42 @@ irqreturn_t ironlake_irq_handler(struct drm_device *dev)
         gt_iir = I915_READ(GTIIR);
         pch_iir = I915_READ(SDEIIR);
 
-        for (;;) {
-                if (de_iir == 0 && gt_iir == 0 && pch_iir == 0)
-                        break;
-
-                ret = IRQ_HANDLED;
+        if (de_iir == 0 && gt_iir == 0 && pch_iir == 0)
+                goto done;
 
-                /* should clear PCH hotplug event before clear CPU irq */
-                I915_WRITE(SDEIIR, pch_iir);
-                new_pch_iir = I915_READ(SDEIIR);
-
-                I915_WRITE(DEIIR, de_iir);
-                new_de_iir = I915_READ(DEIIR);
-                I915_WRITE(GTIIR, gt_iir);
-                new_gt_iir = I915_READ(GTIIR);
-
-                if (dev->primary->master) {
-                        master_priv = dev->primary->master->driver_priv;
-                        if (master_priv->sarea_priv)
-                                master_priv->sarea_priv->last_dispatch =
-                                        READ_BREADCRUMB(dev_priv);
-                }
+        ret = IRQ_HANDLED;
 
-                if (gt_iir & GT_USER_INTERRUPT) {
-                        u32 seqno = i915_get_gem_seqno(dev);
-                        dev_priv->mm.irq_gem_seqno = seqno;
-                        trace_i915_gem_request_complete(dev, seqno);
-                        DRM_WAKEUP(&dev_priv->irq_queue);
-                }
+        if (dev->primary->master) {
+                master_priv = dev->primary->master->driver_priv;
+                if (master_priv->sarea_priv)
+                        master_priv->sarea_priv->last_dispatch =
+                                READ_BREADCRUMB(dev_priv);
+        }
 
-                if (de_iir & DE_GSE)
-                        ironlake_opregion_gse_intr(dev);
+        if (gt_iir & GT_USER_INTERRUPT) {
+                u32 seqno = i915_get_gem_seqno(dev);
+                dev_priv->mm.irq_gem_seqno = seqno;
+                trace_i915_gem_request_complete(dev, seqno);
+                DRM_WAKEUP(&dev_priv->irq_queue);
+                dev_priv->hangcheck_count = 0;
+                mod_timer(&dev_priv->hangcheck_timer, jiffies + DRM_I915_HANGCHECK_PERIOD);
+        }
 
-                /* check event from PCH */
-                if ((de_iir & DE_PCH_EVENT) &&
-                        (pch_iir & SDE_HOTPLUG_MASK)) {
-                        queue_work(dev_priv->wq, &dev_priv->hotplug_work);
-                }
+        if (de_iir & DE_GSE)
+                ironlake_opregion_gse_intr(dev);
 
-                de_iir = new_de_iir;
-                gt_iir = new_gt_iir;
-                pch_iir = new_pch_iir;
+        /* check event from PCH */
+        if ((de_iir & DE_PCH_EVENT) &&
+            (pch_iir & SDE_HOTPLUG_MASK)) {
+                queue_work(dev_priv->wq, &dev_priv->hotplug_work);
         }
 
+        /* should clear PCH hotplug event before clear CPU irq */
+        I915_WRITE(SDEIIR, pch_iir);
+        I915_WRITE(GTIIR, gt_iir);
+        I915_WRITE(DEIIR, de_iir);
+
+done:
         I915_WRITE(DEIER, de_ier);
         (void)I915_READ(DEIER);
 
@@ -1084,6 +1076,10 @@ void i915_driver_irq_preinstall(struct drm_device * dev)
         (void) I915_READ(IER);
 }
 
+/*
+ * Must be called after intel_modeset_init or hotplug interrupts won't be
+ * enabled correctly.
+ */
 int i915_driver_irq_postinstall(struct drm_device *dev)
 {
         drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
@@ -1106,19 +1102,23 @@ int i915_driver_irq_postinstall(struct drm_device *dev)
         if (I915_HAS_HOTPLUG(dev)) {
                 u32 hotplug_en = I915_READ(PORT_HOTPLUG_EN);
 
-                /* Leave other bits alone */
-                hotplug_en |= HOTPLUG_EN_MASK;
+                /* Note HDMI and DP share bits */
+                if (dev_priv->hotplug_supported_mask & HDMIB_HOTPLUG_INT_STATUS)
+                        hotplug_en |= HDMIB_HOTPLUG_INT_EN;
+                if (dev_priv->hotplug_supported_mask & HDMIC_HOTPLUG_INT_STATUS)
+                        hotplug_en |= HDMIC_HOTPLUG_INT_EN;
+                if (dev_priv->hotplug_supported_mask & HDMID_HOTPLUG_INT_STATUS)
+                        hotplug_en |= HDMID_HOTPLUG_INT_EN;
+                if (dev_priv->hotplug_supported_mask & SDVOC_HOTPLUG_INT_STATUS)
+                        hotplug_en |= SDVOC_HOTPLUG_INT_EN;
+                if (dev_priv->hotplug_supported_mask & SDVOB_HOTPLUG_INT_STATUS)
+                        hotplug_en |= SDVOB_HOTPLUG_INT_EN;
+                if (dev_priv->hotplug_supported_mask & CRT_HOTPLUG_INT_STATUS)
+                        hotplug_en |= CRT_HOTPLUG_INT_EN;
+                /* Ignore TV since it's buggy */
+
                 I915_WRITE(PORT_HOTPLUG_EN, hotplug_en);
 
-                dev_priv->hotplug_supported_mask = CRT_HOTPLUG_INT_STATUS |
-                        TV_HOTPLUG_INT_STATUS | SDVOC_HOTPLUG_INT_STATUS |
-                        SDVOB_HOTPLUG_INT_STATUS;
-                if (IS_G4X(dev)) {
-                        dev_priv->hotplug_supported_mask |=
-                                HDMIB_HOTPLUG_INT_STATUS |
-                                HDMIC_HOTPLUG_INT_STATUS |
-                                HDMID_HOTPLUG_INT_STATUS;
-                }
                 /* Enable in IER... */
                 enable_mask |= I915_DISPLAY_PORT_INTERRUPT;
                 /* and unmask in IMR */
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 974b3cf70618..847006c5218e 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -879,13 +879,6 @@
 #define CRT_HOTPLUG_DETECT_VOLTAGE_475MV        (1 << 2)
 #define CRT_HOTPLUG_MASK                        (0x3fc) /* Bits 9-2 */
 #define CRT_FORCE_HOTPLUG_MASK                  0xfffffe1f
-#define HOTPLUG_EN_MASK (HDMIB_HOTPLUG_INT_EN | \
-                         HDMIC_HOTPLUG_INT_EN |   \
-                         HDMID_HOTPLUG_INT_EN |   \
-                         SDVOB_HOTPLUG_INT_EN |   \
-                         SDVOC_HOTPLUG_INT_EN |   \
-                         CRT_HOTPLUG_INT_EN)
-
 
 #define PORT_HOTPLUG_STAT       0x61114
 #define   HDMIB_HOTPLUG_INT_STATUS              (1 << 29)
@@ -982,6 +975,8 @@
 #define   LVDS_PORT_EN                  (1 << 31)
 /* Selects pipe B for LVDS data.  Must be set on pre-965. */
 #define   LVDS_PIPEB_SELECT             (1 << 30)
+/* LVDS dithering flag on 965/g4x platform */
+#define   LVDS_ENABLE_DITHER            (1 << 25)
 /* Enable border for unscaled (or aspect-scaled) display */
 #define   LVDS_BORDER_ENABLE            (1 << 15)
 /*
@@ -1751,6 +1746,8 @@
 
 /* Display & cursor control */
 
+/* dithering flag on Ironlake */
+#define PIPE_ENABLE_DITHER      (1 << 4)
 /* Pipe A */
 #define PIPEADSL                0x70000
 #define PIPEACONF               0x70008
@@ -1818,7 +1815,7 @@
 #define   DSPFW_PLANEB_SHIFT    8
 #define DSPFW2                  0x70038
 #define   DSPFW_CURSORA_MASK    0x00003f00
-#define   DSPFW_CURSORA_SHIFT   16
+#define   DSPFW_CURSORA_SHIFT   8
 #define DSPFW3                  0x7003c
 #define   DSPFW_HPLL_SR_EN      (1<<31)
 #define   DSPFW_CURSOR_SR_SHIFT 24
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index d5ebb00a9d49..a3b90c9561dc 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -732,12 +732,6 @@ int i915_save_state(struct drm_device *dev)
 
         pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);
 
-        /* Render Standby */
-        if (I915_HAS_RC6(dev)) {
-                dev_priv->saveRENDERSTANDBY = I915_READ(MCHBAR_RENDER_STANDBY);
-                dev_priv->savePWRCTXA = I915_READ(PWRCTXA);
-        }
-
         /* Hardware status page */
         dev_priv->saveHWS = I915_READ(HWS_PGA);
 
@@ -793,12 +787,6 @@ int i915_restore_state(struct drm_device *dev)
 
         pci_write_config_byte(dev->pdev, LBB, dev_priv->saveLBB);
 
-        /* Render Standby */
-        if (I915_HAS_RC6(dev)) {
-                I915_WRITE(MCHBAR_RENDER_STANDBY, dev_priv->saveRENDERSTANDBY);
-                I915_WRITE(PWRCTXA, dev_priv->savePWRCTXA);
-        }
-
         /* Hardware status page */
         I915_WRITE(HWS_PGA, dev_priv->saveHWS);
 
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index f27567747580..15fbc1b5a83e 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -33,6 +33,8 @@
 #define SLAVE_ADDR1     0x70
 #define SLAVE_ADDR2     0x72
 
+static int panel_type;
+
 static void *
 find_section(struct bdb_header *bdb, int section_id)
 {
@@ -128,6 +130,7 @@ parse_lfp_panel_data(struct drm_i915_private *dev_priv,
         dev_priv->lvds_dither = lvds_options->pixel_dither;
         if (lvds_options->panel_type == 0xff)
                 return;
+        panel_type = lvds_options->panel_type;
 
         lvds_lfp_data = find_section(bdb, BDB_LVDS_LFP_DATA);
         if (!lvds_lfp_data)
@@ -197,7 +200,8 @@ parse_lfp_panel_data(struct drm_i915_private *dev_priv,
                 memset(temp_mode, 0, sizeof(*temp_mode));
         }
         kfree(temp_mode);
-        if (temp_downclock < panel_fixed_mode->clock) {
+        if (temp_downclock < panel_fixed_mode->clock &&
+            i915_lvds_downclock) {
                 dev_priv->lvds_downclock_avail = 1;
                 dev_priv->lvds_downclock = temp_downclock;
                 DRM_DEBUG_KMS("LVDS downclock is found in VBT. ",
@@ -405,6 +409,34 @@ parse_driver_features(struct drm_i915_private *dev_priv,
 }
 
 static void
+parse_edp(struct drm_i915_private *dev_priv, struct bdb_header *bdb)
+{
+        struct bdb_edp *edp;
+
+        edp = find_section(bdb, BDB_EDP);
+        if (!edp) {
+                if (SUPPORTS_EDP(dev_priv->dev) && dev_priv->edp_support) {
+                        DRM_DEBUG_KMS("No eDP BDB found but eDP panel supported,\
+                                       assume 18bpp panel color depth.\n");
+                        dev_priv->edp_bpp = 18;
+                }
+                return;
+        }
+
+        switch ((edp->color_depth >> (panel_type * 2)) & 3) {
+        case EDP_18BPP:
+                dev_priv->edp_bpp = 18;
+                break;
+        case EDP_24BPP:
+                dev_priv->edp_bpp = 24;
+                break;
+        case EDP_30BPP:
+                dev_priv->edp_bpp = 30;
+                break;
+        }
+}
+
+static void
 parse_device_mapping(struct drm_i915_private *dev_priv,
                        struct bdb_header *bdb)
 {
@@ -521,6 +553,7 @@ intel_init_bios(struct drm_device *dev)
         parse_sdvo_device_mapping(dev_priv, bdb);
         parse_device_mapping(dev_priv, bdb);
         parse_driver_features(dev_priv, bdb);
+        parse_edp(dev_priv, bdb);
 
         pci_unmap_rom(pdev, bios);
 
diff --git a/drivers/gpu/drm/i915/intel_bios.h b/drivers/gpu/drm/i915/intel_bios.h
index 425ac9d7f724..4c18514f6f80 100644
--- a/drivers/gpu/drm/i915/intel_bios.h
+++ b/drivers/gpu/drm/i915/intel_bios.h
@@ -98,6 +98,7 @@ struct vbios_data {
 #define BDB_SDVO_LVDS_PNP_IDS    24
 #define BDB_SDVO_LVDS_POWER_SEQ  25
 #define BDB_TV_OPTIONS           26
+#define BDB_EDP                  27
 #define BDB_LVDS_OPTIONS         40
 #define BDB_LVDS_LFP_DATA_PTRS   41
 #define BDB_LVDS_LFP_DATA        42
@@ -426,6 +427,45 @@ struct bdb_driver_features {
         u8 custom_vbt_version;
 } __attribute__((packed));
 
+#define EDP_18BPP       0
+#define EDP_24BPP       1
+#define EDP_30BPP       2
+#define EDP_RATE_1_62   0
+#define EDP_RATE_2_7    1
+#define EDP_LANE_1      0
+#define EDP_LANE_2      1
+#define EDP_LANE_4      3
+#define EDP_PREEMPHASIS_NONE    0
+#define EDP_PREEMPHASIS_3_5dB   1
+#define EDP_PREEMPHASIS_6dB     2
+#define EDP_PREEMPHASIS_9_5dB   3
+#define EDP_VSWING_0_4V         0
+#define EDP_VSWING_0_6V         1
+#define EDP_VSWING_0_8V         2
+#define EDP_VSWING_1_2V         3
+
+struct edp_power_seq {
+        u16 t3;
+        u16 t7;
+        u16 t9;
+        u16 t10;
+        u16 t12;
+} __attribute__ ((packed));
+
+struct edp_link_params {
+        u8 rate:4;
+        u8 lanes:4;
+        u8 preemphasis:4;
+        u8 vswing:4;
+} __attribute__ ((packed));
+
+struct bdb_edp {
+        struct edp_power_seq power_seqs[16];
+        u32 color_depth;
+        u32 sdrrs_msa_timing_delay;
+        struct edp_link_params link_params[16];
+} __attribute__ ((packed));
+
 bool intel_init_bios(struct drm_device *dev);
 
 /*
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 9f3d3e563414..ddefc871edfe 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -548,4 +548,6 @@ void intel_crt_init(struct drm_device *dev)
         drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs);
 
         drm_sysfs_connector_add(connector);
+
+        dev_priv->hotplug_supported_mask |= CRT_HOTPLUG_INT_STATUS;
 }
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 52cd9b006da2..45da78ef4a92 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -70,8 +70,6 @@ struct intel_limit {
     intel_p2_t      p2;
     bool (* find_pll)(const intel_limit_t *, struct drm_crtc *,
                       int, int, intel_clock_t *);
-    bool (* find_reduced_pll)(const intel_limit_t *, struct drm_crtc *,
-                              int, int, intel_clock_t *);
 };
 
 #define I8XX_DOT_MIN              25000
@@ -243,11 +241,11 @@ struct intel_limit {
 #define IRONLAKE_VCO_MIN         1760000
 #define IRONLAKE_VCO_MAX         3510000
 #define IRONLAKE_N_MIN           1
-#define IRONLAKE_N_MAX           5
+#define IRONLAKE_N_MAX           6
 #define IRONLAKE_M_MIN           79
-#define IRONLAKE_M_MAX           118
+#define IRONLAKE_M_MAX           127
 #define IRONLAKE_M1_MIN          12
-#define IRONLAKE_M1_MAX          23
+#define IRONLAKE_M1_MAX          22
 #define IRONLAKE_M2_MIN          5
 #define IRONLAKE_M2_MAX          9
 #define IRONLAKE_P_SDVO_DAC_MIN  5
@@ -262,18 +260,20 @@ struct intel_limit {
 #define IRONLAKE_P2_LVDS_FAST    7  /* double channel */
 #define IRONLAKE_P2_DOT_LIMIT    225000 /* 225Mhz */
 
+#define IRONLAKE_P_DISPLAY_PORT_MIN     10
+#define IRONLAKE_P_DISPLAY_PORT_MAX     20
+#define IRONLAKE_P2_DISPLAY_PORT_FAST   10
+#define IRONLAKE_P2_DISPLAY_PORT_SLOW   10
+#define IRONLAKE_P2_DISPLAY_PORT_LIMIT  0
+#define IRONLAKE_P1_DISPLAY_PORT_MIN    1
+#define IRONLAKE_P1_DISPLAY_PORT_MAX    2
+
 static bool
 intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
                     int target, int refclk, intel_clock_t *best_clock);
 static bool
-intel_find_best_reduced_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
-                            int target, int refclk, intel_clock_t *best_clock);
-static bool
 intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
                         int target, int refclk, intel_clock_t *best_clock);
-static bool
-intel_ironlake_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
-                             int target, int refclk, intel_clock_t *best_clock);
 
 static bool
 intel_find_pll_g4x_dp(const intel_limit_t *, struct drm_crtc *crtc,
@@ -294,7 +294,6 @@ static const intel_limit_t intel_limits_i8xx_dvo = {
         .p2  = { .dot_limit = I8XX_P2_SLOW_LIMIT,
                  .p2_slow = I8XX_P2_SLOW,       .p2_fast = I8XX_P2_FAST },
         .find_pll = intel_find_best_PLL,
-        .find_reduced_pll = intel_find_best_reduced_PLL,
 };
 
 static const intel_limit_t intel_limits_i8xx_lvds = {
@@ -309,7 +308,6 @@ static const intel_limit_t intel_limits_i8xx_lvds = {
         .p2  = { .dot_limit = I8XX_P2_SLOW_LIMIT,
                  .p2_slow = I8XX_P2_LVDS_SLOW,  .p2_fast = I8XX_P2_LVDS_FAST },
         .find_pll = intel_find_best_PLL,
-        .find_reduced_pll = intel_find_best_reduced_PLL,
 };
         
 static const intel_limit_t intel_limits_i9xx_sdvo = {
@@ -324,7 +322,6 @@ static const intel_limit_t intel_limits_i9xx_sdvo = {
         .p2  = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT,
                  .p2_slow = I9XX_P2_SDVO_DAC_SLOW,      .p2_fast = I9XX_P2_SDVO_DAC_FAST },
         .find_pll = intel_find_best_PLL,
-        .find_reduced_pll = intel_find_best_reduced_PLL,
 };
 
 static const intel_limit_t intel_limits_i9xx_lvds = {
@@ -342,7 +339,6 @@ static const intel_limit_t intel_limits_i9xx_lvds = {
         .p2  = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT,
                  .p2_slow = I9XX_P2_LVDS_SLOW,  .p2_fast = I9XX_P2_LVDS_FAST },
         .find_pll = intel_find_best_PLL,
-        .find_reduced_pll = intel_find_best_reduced_PLL,
 };
 
     /* below parameter and function is for G4X Chipset Family*/
@@ -360,7 +356,6 @@ static const intel_limit_t intel_limits_g4x_sdvo = {
                  .p2_fast = G4X_P2_SDVO_FAST
         },
         .find_pll = intel_g4x_find_best_PLL,
-        .find_reduced_pll = intel_g4x_find_best_PLL,
 };
 
 static const intel_limit_t intel_limits_g4x_hdmi = {
@@ -377,7 +372,6 @@ static const intel_limit_t intel_limits_g4x_hdmi = {
                  .p2_fast = G4X_P2_HDMI_DAC_FAST
         },
         .find_pll = intel_g4x_find_best_PLL,
-        .find_reduced_pll = intel_g4x_find_best_PLL,
 };
 
 static const intel_limit_t intel_limits_g4x_single_channel_lvds = {
@@ -402,7 +396,6 @@ static const intel_limit_t intel_limits_g4x_single_channel_lvds = {
                  .p2_fast = G4X_P2_SINGLE_CHANNEL_LVDS_FAST
         },
         .find_pll = intel_g4x_find_best_PLL,
-        .find_reduced_pll = intel_g4x_find_best_PLL,
 };
 
 static const intel_limit_t intel_limits_g4x_dual_channel_lvds = {
@@ -427,7 +420,6 @@ static const intel_limit_t intel_limits_g4x_dual_channel_lvds = {
                  .p2_fast = G4X_P2_DUAL_CHANNEL_LVDS_FAST
         },
         .find_pll = intel_g4x_find_best_PLL,
-        .find_reduced_pll = intel_g4x_find_best_PLL,
 };
 
 static const intel_limit_t intel_limits_g4x_display_port = {
@@ -465,7 +457,6 @@ static const intel_limit_t intel_limits_pineview_sdvo = {
         .p2  = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT,
                  .p2_slow = I9XX_P2_SDVO_DAC_SLOW,      .p2_fast = I9XX_P2_SDVO_DAC_FAST },
         .find_pll = intel_find_best_PLL,
-        .find_reduced_pll = intel_find_best_reduced_PLL,
 };
 
 static const intel_limit_t intel_limits_pineview_lvds = {
@@ -481,7 +472,6 @@ static const intel_limit_t intel_limits_pineview_lvds = {
         .p2  = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT,
                  .p2_slow = I9XX_P2_LVDS_SLOW,  .p2_fast = I9XX_P2_LVDS_SLOW },
         .find_pll = intel_find_best_PLL,
-        .find_reduced_pll = intel_find_best_reduced_PLL,
 };
 
 static const intel_limit_t intel_limits_ironlake_sdvo = {
@@ -496,7 +486,7 @@ static const intel_limit_t intel_limits_ironlake_sdvo = {
         .p2  = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
                  .p2_slow = IRONLAKE_P2_SDVO_DAC_SLOW,
                  .p2_fast = IRONLAKE_P2_SDVO_DAC_FAST },
-        .find_pll = intel_ironlake_find_best_PLL,
+        .find_pll = intel_g4x_find_best_PLL,
 };
 
 static const intel_limit_t intel_limits_ironlake_lvds = {
@@ -511,7 +501,30 @@ static const intel_limit_t intel_limits_ironlake_lvds = {
         .p2  = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
                  .p2_slow = IRONLAKE_P2_LVDS_SLOW,
                  .p2_fast = IRONLAKE_P2_LVDS_FAST },
-        .find_pll = intel_ironlake_find_best_PLL,
+        .find_pll = intel_g4x_find_best_PLL,
+};
+
+static const intel_limit_t intel_limits_ironlake_display_port = {
+        .dot = { .min = IRONLAKE_DOT_MIN,
+                 .max = IRONLAKE_DOT_MAX },
+        .vco = { .min = IRONLAKE_VCO_MIN,
+                 .max = IRONLAKE_VCO_MAX},
+        .n   = { .min = IRONLAKE_N_MIN,
+                 .max = IRONLAKE_N_MAX },
+        .m   = { .min = IRONLAKE_M_MIN,
+                 .max = IRONLAKE_M_MAX },
+        .m1  = { .min = IRONLAKE_M1_MIN,
+                 .max = IRONLAKE_M1_MAX },
+        .m2  = { .min = IRONLAKE_M2_MIN,
+                 .max = IRONLAKE_M2_MAX },
+        .p   = { .min = IRONLAKE_P_DISPLAY_PORT_MIN,
+                 .max = IRONLAKE_P_DISPLAY_PORT_MAX },
+        .p1  = { .min = IRONLAKE_P1_DISPLAY_PORT_MIN,
+                 .max = IRONLAKE_P1_DISPLAY_PORT_MAX},
+        .p2  = { .dot_limit = IRONLAKE_P2_DISPLAY_PORT_LIMIT,
+                 .p2_slow = IRONLAKE_P2_DISPLAY_PORT_SLOW,
+                 .p2_fast = IRONLAKE_P2_DISPLAY_PORT_FAST },
+        .find_pll = intel_find_pll_ironlake_dp,
 };
 
 static const intel_limit_t *intel_ironlake_limit(struct drm_crtc *crtc)
@@ -519,6 +532,9 @@ static const intel_limit_t *intel_ironlake_limit(struct drm_crtc *crtc)
         const intel_limit_t *limit;
         if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
                 limit = &intel_limits_ironlake_lvds;
+        else if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT) ||
+                        HAS_eDP)
+                limit = &intel_limits_ironlake_display_port;
         else
                 limit = &intel_limits_ironlake_sdvo;
 
@@ -737,46 +753,6 @@ intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
         return (err != target);
 }
 
-
-static bool
-intel_find_best_reduced_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
-                            int target, int refclk, intel_clock_t *best_clock)
-
-{
-        struct drm_device *dev = crtc->dev;
-        intel_clock_t clock;
-        int err = target;
-        bool found = false;
-
-        memcpy(&clock, best_clock, sizeof(intel_clock_t));
-
-        for (clock.m1 = limit->m1.min; clock.m1 <= limit->m1.max; clock.m1++) {
-                for (clock.m2 = limit->m2.min; clock.m2 <= limit->m2.max; clock.m2++) {
-                        /* m1 is always 0 in Pineview */
-                        if (clock.m2 >= clock.m1 && !IS_PINEVIEW(dev))
-                                break;
-                        for (clock.n = limit->n.min; clock.n <= limit->n.max;
-                             clock.n++) {
-                                int this_err;
-
-                                intel_clock(dev, refclk, &clock);
-
-                                if (!intel_PLL_is_valid(crtc, &clock))
-                                        continue;
-
-                                this_err = abs(clock.dot - target);
-                                if (this_err < err) {
-                                        *best_clock = clock;
-                                        err = this_err;
-                                        found = true;
-                                }
-                        }
-                }
-        }
-
-        return found;
-}
-
 static bool
 intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
                         int target, int refclk, intel_clock_t *best_clock)
@@ -791,7 +767,13 @@ intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
         found = false;
 
         if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
-                if ((I915_READ(LVDS) & LVDS_CLKB_POWER_MASK) ==
+                int lvds_reg;
+
+                if (IS_IRONLAKE(dev))
+                        lvds_reg = PCH_LVDS;
+                else
+                        lvds_reg = LVDS;
+                if ((I915_READ(lvds_reg) & LVDS_CLKB_POWER_MASK) ==
                     LVDS_CLKB_POWER_UP)
                         clock.p2 = limit->p2.p2_fast;
                 else
@@ -839,6 +821,11 @@ intel_find_pll_ironlake_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
 {
         struct drm_device *dev = crtc->dev;
         intel_clock_t clock;
+
+        /* return directly when it is eDP */
+        if (HAS_eDP)
+                return true;
+
         if (target < 200000) {
                 clock.n = 1;
                 clock.p1 = 2;
@@ -857,68 +844,6 @@ intel_find_pll_ironlake_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
         return true;
 }
 
-static bool
-intel_ironlake_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
-                             int target, int refclk, intel_clock_t *best_clock)
-{
-        struct drm_device *dev = crtc->dev;
-        struct drm_i915_private *dev_priv = dev->dev_private;
-        intel_clock_t clock;
-        int err_most = 47;
-        int err_min = 10000;
-
-        /* eDP has only 2 clock choice, no n/m/p setting */
-        if (HAS_eDP)
-                return true;
-
-        if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT))
-                return intel_find_pll_ironlake_dp(limit, crtc, target,
-                                               refclk, best_clock);
-
-        if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
-                if ((I915_READ(PCH_LVDS) & LVDS_CLKB_POWER_MASK) ==
-                    LVDS_CLKB_POWER_UP)
-                        clock.p2 = limit->p2.p2_fast;
-                else
-                        clock.p2 = limit->p2.p2_slow;
-        } else {
-                if (target < limit->p2.dot_limit)
-                        clock.p2 = limit->p2.p2_slow;
-                else
-                        clock.p2 = limit->p2.p2_fast;
-        }
-
-        memset(best_clock, 0, sizeof(*best_clock));
-        for (clock.p1 = limit->p1.max; clock.p1 >= limit->p1.min; clock.p1--) {
-                /* based on hardware requriment prefer smaller n to precision */
-                for (clock.n = limit->n.min; clock.n <= limit->n.max; clock.n++) {
-                        /* based on hardware requirment prefere larger m1,m2 */
-                        for (clock.m1 = limit->m1.max;
-                             clock.m1 >= limit->m1.min; clock.m1--) {
-                                for (clock.m2 = limit->m2.max;
-                                     clock.m2 >= limit->m2.min; clock.m2--) {
-                                        int this_err;
-
-                                        intel_clock(dev, refclk, &clock);
-                                        if (!intel_PLL_is_valid(crtc, &clock))
-                                                continue;
-                                        this_err = abs((10000 - (target*10000/clock.dot)));
-                                        if (this_err < err_most) {
-                                                *best_clock = clock;
-                                                /* found on first matching */
-                                                goto out;
-                                        } else if (this_err < err_min) {
-                                                *best_clock = clock;
-                                                err_min = this_err;
-                                        }
-                                }
-                        }
-                }
-        }
-out:
-        return true;
-}
-
 /* DisplayPort has only two frequencies, 162MHz and 270MHz */
 static bool
 intel_find_pll_g4x_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
@@ -1282,7 +1207,7 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                 return ret;
         }
 
-        ret = i915_gem_object_set_to_gtt_domain(obj, 1);
+        ret = i915_gem_object_set_to_display_plane(obj);
         if (ret != 0) {
                 i915_gem_object_unpin(obj);
                 mutex_unlock(&dev->struct_mutex);
@@ -1493,6 +1418,10 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
         int trans_vsync_reg = (pipe == 0) ? TRANS_VSYNC_A : TRANS_VSYNC_B;
         u32 temp;
         int tries = 5, j, n;
+        u32 pipe_bpc;
+
+        temp = I915_READ(pipeconf_reg);
+        pipe_bpc = temp & PIPE_BPC_MASK;
 
         /* XXX: When our outputs are all unaware of DPMS modes other than off
          * and on, we should map those modes to DRM_MODE_DPMS_OFF in the CRTC.
@@ -1524,6 +1453,12 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
 
                         /* enable PCH FDI RX PLL, wait warmup plus DMI latency */
                         temp = I915_READ(fdi_rx_reg);
+                        /*
+                         * make the BPC in FDI Rx be consistent with that in
+                         * pipeconf reg.
+                         */
+                        temp &= ~(0x7 << 16);
+                        temp |= (pipe_bpc << 11);
                         I915_WRITE(fdi_rx_reg, temp | FDI_RX_PLL_ENABLE |
                                         FDI_SEL_PCDCLK |
                                         FDI_DP_PORT_WIDTH_X4); /* default 4 lanes */
@@ -1666,6 +1601,12 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
 
                         /* enable PCH transcoder */
                         temp = I915_READ(transconf_reg);
+                        /*
+                         * make the BPC in transcoder be consistent with
+                         * that in pipeconf reg.
+                         */
+                        temp &= ~PIPE_BPC_MASK;
+                        temp |= pipe_bpc;
                         I915_WRITE(transconf_reg, temp | TRANS_ENABLE);
                         I915_READ(transconf_reg);
 
@@ -1745,6 +1686,9 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
                 I915_READ(fdi_tx_reg);
 
                 temp = I915_READ(fdi_rx_reg);
+                /* BPC in FDI rx is consistent with that in pipeconf */
+                temp &= ~(0x07 << 16);
+                temp |= (pipe_bpc << 11);
                 I915_WRITE(fdi_rx_reg, temp & ~FDI_RX_ENABLE);
                 I915_READ(fdi_rx_reg);
 
@@ -1789,7 +1733,12 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
                                 }
                         }
                 }
-
+                temp = I915_READ(transconf_reg);
+                /* BPC in transcoder is consistent with that in pipeconf */
+                temp &= ~PIPE_BPC_MASK;
+                temp |= pipe_bpc;
+                I915_WRITE(transconf_reg, temp);
+                I915_READ(transconf_reg);
                 udelay(100);
 
                 /* disable PCH DPLL */
@@ -2448,7 +2397,7 @@ static void pineview_enable_cxsr(struct drm_device *dev, unsigned long clock,
  * A value of 5us seems to be a good balance; safe for very low end
  * platforms but not overly aggressive on lower latency configs.
  */
-const static int latency_ns = 5000;
+static const int latency_ns = 5000;
 
 static int i9xx_get_fifo_size(struct drm_device *dev, int plane)
 {
@@ -2559,7 +2508,7 @@ static void g4x_update_wm(struct drm_device *dev,  int planea_clock,
         /* Calc sr entries for one plane configs */
         if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
                 /* self-refresh has much higher latency */
-                const static int sr_latency_ns = 12000;
+                static const int sr_latency_ns = 12000;
 
                 sr_clock = planea_clock ? planea_clock : planeb_clock;
                 line_time_us = ((sr_hdisplay * 1000) / sr_clock);
@@ -2598,7 +2547,7 @@ static void i965_update_wm(struct drm_device *dev, int planea_clock,
         /* Calc sr entries for one plane configs */
         if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
                 /* self-refresh has much higher latency */
-                const static int sr_latency_ns = 12000;
+                static const int sr_latency_ns = 12000;
 
                 sr_clock = planea_clock ? planea_clock : planeb_clock;
                 line_time_us = ((sr_hdisplay * 1000) / sr_clock);
@@ -2667,7 +2616,7 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
         if (HAS_FW_BLC(dev) && sr_hdisplay &&
             (!planea_clock || !planeb_clock)) {
                 /* self-refresh has much higher latency */
-                const static int sr_latency_ns = 6000;
+                static const int sr_latency_ns = 6000;
 
                 sr_clock = planea_clock ? planea_clock : planeb_clock;
                 line_time_us = ((sr_hdisplay * 1000) / sr_clock);
@@ -2906,10 +2855,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                 return -EINVAL;
         }
 
-        if (is_lvds && limit->find_reduced_pll &&
-                        dev_priv->lvds_downclock_avail) {
-                memcpy(&reduced_clock, &clock, sizeof(intel_clock_t));
-                has_reduced_clock = limit->find_reduced_pll(limit, crtc,
+        if (is_lvds && dev_priv->lvds_downclock_avail) {
+                has_reduced_clock = limit->find_pll(limit, crtc,
                                                             dev_priv->lvds_downclock,
                                                             refclk,
                                                             &reduced_clock);
@@ -2969,6 +2916,33 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 
                 /* determine panel color depth */
                 temp = I915_READ(pipeconf_reg);
+                temp &= ~PIPE_BPC_MASK;
+                if (is_lvds) {
+                        int lvds_reg = I915_READ(PCH_LVDS);
+                        /* the BPC will be 6 if it is 18-bit LVDS panel */
+                        if ((lvds_reg & LVDS_A3_POWER_MASK) == LVDS_A3_POWER_UP)
+                                temp |= PIPE_8BPC;
+                        else
+                                temp |= PIPE_6BPC;
+                } else if (is_edp) {
+                        switch (dev_priv->edp_bpp/3) {
+                        case 8:
+                                temp |= PIPE_8BPC;
+                                break;
+                        case 10:
+                                temp |= PIPE_10BPC;
+                                break;
+                        case 6:
+                                temp |= PIPE_6BPC;
+                                break;
+                        case 12:
+                                temp |= PIPE_12BPC;
+                                break;
+                        }
+                } else
+                        temp |= PIPE_8BPC;
+                I915_WRITE(pipeconf_reg, temp);
+                I915_READ(pipeconf_reg);
 
                 switch (temp & PIPE_BPC_MASK) {
                 case PIPE_8BPC:
@@ -3195,7 +3169,20 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                  * appropriately here, but we need to look more thoroughly into how
                  * panels behave in the two modes.
                  */
-
+                /* set the dithering flag */
+                if (IS_I965G(dev)) {
+                        if (dev_priv->lvds_dither) {
+                                if (IS_IRONLAKE(dev))
+                                        pipeconf |= PIPE_ENABLE_DITHER;
+                                else
+                                        lvds |= LVDS_ENABLE_DITHER;
+                        } else {
+                                if (IS_IRONLAKE(dev))
+                                        pipeconf &= ~PIPE_ENABLE_DITHER;
+                                else
+                                        lvds &= ~LVDS_ENABLE_DITHER;
+                        }
+                }
                 I915_WRITE(lvds_reg, lvds);
                 I915_READ(lvds_reg);
         }
@@ -3385,7 +3372,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
 
         /* we only need to pin inside GTT if cursor is non-phy */
         mutex_lock(&dev->struct_mutex);
-        if (!dev_priv->cursor_needs_physical) {
+        if (!dev_priv->info->cursor_needs_physical) {
                 ret = i915_gem_object_pin(bo, PAGE_SIZE);
                 if (ret) {
                         DRM_ERROR("failed to pin cursor bo\n");
@@ -3420,7 +3407,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
         I915_WRITE(base, addr);
 
         if (intel_crtc->cursor_bo) {
-                if (dev_priv->cursor_needs_physical) {
+                if (dev_priv->info->cursor_needs_physical) {
                         if (intel_crtc->cursor_bo != bo)
                                 i915_gem_detach_phys_object(dev, intel_crtc->cursor_bo);
                 } else
@@ -3779,125 +3766,6 @@ static void intel_gpu_idle_timer(unsigned long arg)
         queue_work(dev_priv->wq, &dev_priv->idle_work);
 }
 
-void intel_increase_renderclock(struct drm_device *dev, bool schedule)
-{
-        drm_i915_private_t *dev_priv = dev->dev_private;
-
-        if (IS_IRONLAKE(dev))
-                return;
-
-        if (!dev_priv->render_reclock_avail) {
-                DRM_DEBUG_DRIVER("not reclocking render clock\n");
-                return;
-        }
-
-        /* Restore render clock frequency to original value */
-        if (IS_G4X(dev) || IS_I9XX(dev))
-                pci_write_config_word(dev->pdev, GCFGC, dev_priv->orig_clock);
-        else if (IS_I85X(dev))
-                pci_write_config_word(dev->pdev, HPLLCC, dev_priv->orig_clock);
-        DRM_DEBUG_DRIVER("increasing render clock frequency\n");
-
-        /* Schedule downclock */
-        if (schedule)
-                mod_timer(&dev_priv->idle_timer, jiffies +
-                          msecs_to_jiffies(GPU_IDLE_TIMEOUT));
-}
-
-void intel_decrease_renderclock(struct drm_device *dev)
-{
-        drm_i915_private_t *dev_priv = dev->dev_private;
-
-        if (IS_IRONLAKE(dev))
-                return;
-
-        if (!dev_priv->render_reclock_avail) {
-                DRM_DEBUG_DRIVER("not reclocking render clock\n");
-                return;
-        }
-
-        if (IS_G4X(dev)) {
-                u16 gcfgc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
-                /* Down to minimum... */
-                gcfgc &= ~GM45_GC_RENDER_CLOCK_MASK;
-                gcfgc |= GM45_GC_RENDER_CLOCK_266_MHZ;
-
-                pci_write_config_word(dev->pdev, GCFGC, gcfgc);
-        } else if (IS_I965G(dev)) {
-                u16 gcfgc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
-                /* Down to minimum... */
-                gcfgc &= ~I965_GC_RENDER_CLOCK_MASK;
-                gcfgc |= I965_GC_RENDER_CLOCK_267_MHZ;
-
-                pci_write_config_word(dev->pdev, GCFGC, gcfgc);
-        } else if (IS_I945G(dev) || IS_I945GM(dev)) {
-                u16 gcfgc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
-                /* Down to minimum... */
-                gcfgc &= ~I945_GC_RENDER_CLOCK_MASK;
-                gcfgc |= I945_GC_RENDER_CLOCK_166_MHZ;
-
-                pci_write_config_word(dev->pdev, GCFGC, gcfgc);
-        } else if (IS_I915G(dev)) {
-                u16 gcfgc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
-                /* Down to minimum... */
-                gcfgc &= ~I915_GC_RENDER_CLOCK_MASK;
-                gcfgc |= I915_GC_RENDER_CLOCK_166_MHZ;
-
-                pci_write_config_word(dev->pdev, GCFGC, gcfgc);
-        } else if (IS_I85X(dev)) {
-                u16 hpllcc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, HPLLCC, &hpllcc);
-
-                /* Up to maximum... */
-                hpllcc &= ~GC_CLOCK_CONTROL_MASK;
-                hpllcc |= GC_CLOCK_133_200;
-
-                pci_write_config_word(dev->pdev, HPLLCC, hpllcc);
-        }
-        DRM_DEBUG_DRIVER("decreasing render clock frequency\n");
-}
-
-/* Note that no increase function is needed for this - increase_renderclock()
- *  will also rewrite these bits
- */
-void intel_decrease_displayclock(struct drm_device *dev)
-{
-        if (IS_IRONLAKE(dev))
-                return;
-
-        if (IS_I945G(dev) || IS_I945GM(dev) || IS_I915G(dev) ||
-            IS_I915GM(dev)) {
-                u16 gcfgc;
-
-                /* Adjust render clock... */
-                pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
-                /* Down to minimum... */
-                gcfgc &= ~0xf0;
-                gcfgc |= 0x80;
-
-                pci_write_config_word(dev->pdev, GCFGC, gcfgc);
-        }
-}
-
 #define CRTC_IDLE_TIMEOUT 1000 /* ms */
 
 static void intel_crtc_idle_timer(unsigned long arg)
@@ -4011,12 +3879,6 @@ static void intel_idle_update(struct work_struct *work)
 
         mutex_lock(&dev->struct_mutex);
 
-        /* GPU isn't processing, downclock it. */
-        if (!dev_priv->busy) {
-                intel_decrease_renderclock(dev);
-                intel_decrease_displayclock(dev);
-        }
-
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                 /* Skip inactive CRTCs */
                 if (!crtc->fb)
@@ -4050,13 +3912,11 @@ void intel_mark_busy(struct drm_device *dev, struct drm_gem_object *obj)
         if (!drm_core_check_feature(dev, DRIVER_MODESET))
                 return;
 
-        if (!dev_priv->busy) {
+        if (!dev_priv->busy)
                 dev_priv->busy = true;
-                intel_increase_renderclock(dev, true);
-        } else {
+        else
                 mod_timer(&dev_priv->idle_timer, jiffies +
                           msecs_to_jiffies(GPU_IDLE_TIMEOUT));
-        }
 
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                 if (!crtc->fb)
@@ -4400,29 +4260,43 @@ static void intel_setup_outputs(struct drm_device *dev)
                 bool found = false;
 
                 if (I915_READ(SDVOB) & SDVO_DETECTED) {
+                        DRM_DEBUG_KMS("probing SDVOB\n");
                         found = intel_sdvo_init(dev, SDVOB);
-                        if (!found && SUPPORTS_INTEGRATED_HDMI(dev))
+                        if (!found && SUPPORTS_INTEGRATED_HDMI(dev)) {
+                                DRM_DEBUG_KMS("probing HDMI on SDVOB\n");
                                 intel_hdmi_init(dev, SDVOB);
+                        }
 
-                        if (!found && SUPPORTS_INTEGRATED_DP(dev))
+                        if (!found && SUPPORTS_INTEGRATED_DP(dev)) {
+                                DRM_DEBUG_KMS("probing DP_B\n");
                                 intel_dp_init(dev, DP_B);
+                        }
                 }
 
                 /* Before G4X SDVOC doesn't have its own detect register */
 
-                if (I915_READ(SDVOB) & SDVO_DETECTED)
+                if (I915_READ(SDVOB) & SDVO_DETECTED) {
+                        DRM_DEBUG_KMS("probing SDVOC\n");
                         found = intel_sdvo_init(dev, SDVOC);
+                }
 
                 if (!found && (I915_READ(SDVOC) & SDVO_DETECTED)) {
 
-                        if (SUPPORTS_INTEGRATED_HDMI(dev))
+                        if (SUPPORTS_INTEGRATED_HDMI(dev)) {
+                                DRM_DEBUG_KMS("probing HDMI on SDVOC\n");
                                 intel_hdmi_init(dev, SDVOC);
-                        if (SUPPORTS_INTEGRATED_DP(dev))
+                        }
+                        if (SUPPORTS_INTEGRATED_DP(dev)) {
+                                DRM_DEBUG_KMS("probing DP_C\n");
                                 intel_dp_init(dev, DP_C);
+                        }
                 }
 
-                if (SUPPORTS_INTEGRATED_DP(dev) && (I915_READ(DP_D) & DP_DETECTED))
+                if (SUPPORTS_INTEGRATED_DP(dev) &&
+                    (I915_READ(DP_D) & DP_DETECTED)) {
+                        DRM_DEBUG_KMS("probing DP_D\n");
                         intel_dp_init(dev, DP_D);
+                }
         } else if (IS_I8XX(dev))
                 intel_dvo_init(dev);
 
@@ -4527,6 +4401,42 @@ static const struct drm_mode_config_funcs intel_mode_funcs = {
         .fb_changed = intelfb_probe,
 };
 
+static struct drm_gem_object *
+intel_alloc_power_context(struct drm_device *dev)
+{
+        struct drm_gem_object *pwrctx;
+        int ret;
+
+        pwrctx = drm_gem_object_alloc(dev, 4096);
+        if (!pwrctx) {
+                DRM_DEBUG("failed to alloc power context, RC6 disabled\n");
+                return NULL;
+        }
+
+        mutex_lock(&dev->struct_mutex);
+        ret = i915_gem_object_pin(pwrctx, 4096);
+        if (ret) {
+                DRM_ERROR("failed to pin power context: %d\n", ret);
+                goto err_unref;
+        }
+
+        ret = i915_gem_object_set_to_gtt_domain(pwrctx, 1);
+        if (ret) {
+                DRM_ERROR("failed to set-domain on power context: %d\n", ret);
+                goto err_unpin;
+        }
+        mutex_unlock(&dev->struct_mutex);
+
+        return pwrctx;
+
+err_unpin:
+        i915_gem_object_unpin(pwrctx);
+err_unref:
+        drm_gem_object_unreference(pwrctx);
+        mutex_unlock(&dev->struct_mutex);
+        return NULL;
+}
+
 void intel_init_clock_gating(struct drm_device *dev)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
@@ -4579,42 +4489,27 @@ void intel_init_clock_gating(struct drm_device *dev)
          * GPU can automatically power down the render unit if given a page
          * to save state.
          */
-        if (I915_HAS_RC6(dev)) {
-                struct drm_gem_object *pwrctx;
-                struct drm_i915_gem_object *obj_priv;
-                int ret;
+        if (I915_HAS_RC6(dev) && drm_core_check_feature(dev, DRIVER_MODESET)) {
+                struct drm_i915_gem_object *obj_priv = NULL;
 
                 if (dev_priv->pwrctx) {
                         obj_priv = dev_priv->pwrctx->driver_private;
                 } else {
-                        pwrctx = drm_gem_object_alloc(dev, 4096);
-                        if (!pwrctx) {
-                                DRM_DEBUG("failed to alloc power context, "
-                                          "RC6 disabled\n");
-                                goto out;
-                        }
+                        struct drm_gem_object *pwrctx;
 
-                        ret = i915_gem_object_pin(pwrctx, 4096);
-                        if (ret) {
-                                DRM_ERROR("failed to pin power context: %d\n",
-                                          ret);
-                                drm_gem_object_unreference(pwrctx);
-                                goto out;
+                        pwrctx = intel_alloc_power_context(dev);
+                        if (pwrctx) {
+                                dev_priv->pwrctx = pwrctx;
+                                obj_priv = pwrctx->driver_private;
                         }
-
-                        i915_gem_object_set_to_gtt_domain(pwrctx, 1);
-
-                        dev_priv->pwrctx = pwrctx;
-                        obj_priv = pwrctx->driver_private;
                 }
 
-                I915_WRITE(PWRCTXA, obj_priv->gtt_offset | PWRCTX_EN);
-                I915_WRITE(MCHBAR_RENDER_STANDBY,
-                           I915_READ(MCHBAR_RENDER_STANDBY) & ~RCX_SW_EXIT);
+                if (obj_priv) {
+                        I915_WRITE(PWRCTXA, obj_priv->gtt_offset | PWRCTX_EN);
+                        I915_WRITE(MCHBAR_RENDER_STANDBY,
+                                   I915_READ(MCHBAR_RENDER_STANDBY) & ~RCX_SW_EXIT);
+                }
         }
-
-out:
-        return;
 }
 
 /* Set up chip specific display functions */
@@ -4770,7 +4665,6 @@ void intel_modeset_cleanup(struct drm_device *dev)
                 del_timer_sync(&intel_crtc->idle_timer);
         }
 
-        intel_increase_renderclock(dev, false);
         del_timer_sync(&dev_priv->idle_timer);
 
         if (dev_priv->display.disable_fbc)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 4e7aa8b7b938..439506cefc14 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -125,9 +125,15 @@ intel_dp_link_clock(uint8_t link_bw)
 
 /* I think this is a fiction */
 static int
-intel_dp_link_required(int pixel_clock)
+intel_dp_link_required(struct drm_device *dev,
+                       struct intel_output *intel_output, int pixel_clock)
 {
-        return pixel_clock * 3;
+        struct drm_i915_private *dev_priv = dev->dev_private;
+
+        if (IS_eDP(intel_output))
+                return (pixel_clock * dev_priv->edp_bpp) / 8;
+        else
+                return pixel_clock * 3;
 }
 
 static int
@@ -138,7 +144,8 @@ intel_dp_mode_valid(struct drm_connector *connector,
         int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_output));
         int max_lanes = intel_dp_max_lane_count(intel_output);
 
-        if (intel_dp_link_required(mode->clock) > max_link_clock * max_lanes)
+        if (intel_dp_link_required(connector->dev, intel_output, mode->clock)
+                        > max_link_clock * max_lanes)
                 return MODE_CLOCK_HIGH;
 
         if (mode->clock < 10000)
@@ -492,7 +499,8 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
                 for (clock = 0; clock <= max_clock; clock++) {
                         int link_avail = intel_dp_link_clock(bws[clock]) * lane_count;
 
-                        if (intel_dp_link_required(mode->clock) <= link_avail) {
+                        if (intel_dp_link_required(encoder->dev, intel_output, mode->clock)
+                                        <= link_avail) {
                                 dp_priv->link_bw = bws[clock];
                                 dp_priv->lane_count = lane_count;
                                 adjusted_mode->clock = intel_dp_link_clock(dp_priv->link_bw);
@@ -1289,53 +1297,7 @@ intel_dp_hot_plug(struct intel_output *intel_output)
         if (dp_priv->dpms_mode == DRM_MODE_DPMS_ON)
                 intel_dp_check_link_status(intel_output);
 }
-/*
- * Enumerate the child dev array parsed from VBT to check whether
- * the given DP is present.
- * If it is present, return 1.
- * If it is not present, return false.
- * If no child dev is parsed from VBT, it is assumed that the given
- * DP is present.
- */
-static int dp_is_present_in_vbt(struct drm_device *dev, int dp_reg)
-{
-        struct drm_i915_private *dev_priv = dev->dev_private;
-        struct child_device_config *p_child;
-        int i, dp_port, ret;
-
-        if (!dev_priv->child_dev_num)
-                return 1;
-
-        dp_port = 0;
-        if (dp_reg == DP_B || dp_reg == PCH_DP_B)
-                dp_port = PORT_IDPB;
-        else if (dp_reg == DP_C || dp_reg == PCH_DP_C)
-                dp_port = PORT_IDPC;
-        else if (dp_reg == DP_D || dp_reg == PCH_DP_D)
-                dp_port = PORT_IDPD;
-
-        ret = 0;
-        for (i = 0; i < dev_priv->child_dev_num; i++) {
-                p_child = dev_priv->child_dev + i;
-                /*
-                 * If the device type is not DP, continue.
-                 */
-                if (p_child->device_type != DEVICE_TYPE_DP &&
-                        p_child->device_type != DEVICE_TYPE_eDP)
-                        continue;
-                /* Find the eDP port */
-                if (dp_reg == DP_A && p_child->device_type == DEVICE_TYPE_eDP) {
-                        ret = 1;
-                        break;
-                }
-                /* Find the DP port */
-                if (p_child->dvo_port == dp_port) {
-                        ret = 1;
-                        break;
-                }
-        }
-        return ret;
-}
+
 void
 intel_dp_init(struct drm_device *dev, int output_reg)
 {
@@ -1345,10 +1307,6 @@ intel_dp_init(struct drm_device *dev, int output_reg)
         struct intel_dp_priv *dp_priv;
         const char *name = NULL;
 
-        if (!dp_is_present_in_vbt(dev, output_reg)) {
-                DRM_DEBUG_KMS("DP is not present. Ignore it\n");
-                return;
-        }
         intel_output = kcalloc(sizeof(struct intel_output) + 
                                sizeof(struct intel_dp_priv), 1, GFP_KERNEL);
         if (!intel_output)
@@ -1373,11 +1331,10 @@ intel_dp_init(struct drm_device *dev, int output_reg)
         else if (output_reg == DP_D || output_reg == PCH_DP_D)
                 intel_output->clone_mask = (1 << INTEL_DP_D_CLONE_BIT);
 
-        if (IS_eDP(intel_output)) {
-                intel_output->crtc_mask = (1 << 1);
+        if (IS_eDP(intel_output))
                 intel_output->clone_mask = (1 << INTEL_EDP_CLONE_BIT);
-        } else
-                intel_output->crtc_mask = (1 << 0) | (1 << 1);
+
+        intel_output->crtc_mask = (1 << 0) | (1 << 1);
         connector->interlace_allowed = true;
         connector->doublescan_allowed = 0;
 
@@ -1402,14 +1359,20 @@ intel_dp_init(struct drm_device *dev, int output_reg)
                         break;
                 case DP_B:
                 case PCH_DP_B:
+                        dev_priv->hotplug_supported_mask |=
+                                HDMIB_HOTPLUG_INT_STATUS;
                         name = "DPDDC-B";
                         break;
                 case DP_C:
                 case PCH_DP_C:
+                        dev_priv->hotplug_supported_mask |=
+                                HDMIC_HOTPLUG_INT_STATUS;
                         name = "DPDDC-C";
                         break;
                 case DP_D:
                 case PCH_DP_D:
+                        dev_priv->hotplug_supported_mask |=
+                                HDMID_HOTPLUG_INT_STATUS;
                         name = "DPDDC-D";
                         break;
         }
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index f04dbbe7d400..0e268deed761 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -225,52 +225,6 @@ static const struct drm_encoder_funcs intel_hdmi_enc_funcs = {
         .destroy = intel_hdmi_enc_destroy,
 };
 
-/*
- * Enumerate the child dev array parsed from VBT to check whether
- * the given HDMI is present.
- * If it is present, return 1.
- * If it is not present, return false.
- * If no child dev is parsed from VBT, it assumes that the given
- * HDMI is present.
- */
-static int hdmi_is_present_in_vbt(struct drm_device *dev, int hdmi_reg)
-{
-        struct drm_i915_private *dev_priv = dev->dev_private;
-        struct child_device_config *p_child;
-        int i, hdmi_port, ret;
-
-        if (!dev_priv->child_dev_num)
-                return 1;
-
-        if (hdmi_reg == SDVOB)
-                hdmi_port = DVO_B;
-        else if (hdmi_reg == SDVOC)
-                hdmi_port = DVO_C;
-        else if (hdmi_reg == HDMIB)
-                hdmi_port = DVO_B;
-        else if (hdmi_reg == HDMIC)
-                hdmi_port = DVO_C;
-        else if (hdmi_reg == HDMID)
-                hdmi_port = DVO_D;
-        else
-                return 0;
-
-        ret = 0;
-        for (i = 0; i < dev_priv->child_dev_num; i++) {
-                p_child = dev_priv->child_dev + i;
-                /*
-                 * If the device type is not HDMI, continue.
-                 */
-                if (p_child->device_type != DEVICE_TYPE_HDMI)
-                        continue;
-                /* Find the HDMI port */
-                if (p_child->dvo_port == hdmi_port) {
-                        ret = 1;
-                        break;
-                }
-        }
-        return ret;
-}
 void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
@@ -278,10 +232,6 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
         struct intel_output *intel_output;
         struct intel_hdmi_priv *hdmi_priv;
 
-        if (!hdmi_is_present_in_vbt(dev, sdvox_reg)) {
-                DRM_DEBUG_KMS("HDMI is not present. Ignored it \n");
-                return;
-        }
         intel_output = kcalloc(sizeof(struct intel_output) +
                                sizeof(struct intel_hdmi_priv), 1, GFP_KERNEL);
         if (!intel_output)
@@ -303,21 +253,26 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
         if (sdvox_reg == SDVOB) {
                 intel_output->clone_mask = (1 << INTEL_HDMIB_CLONE_BIT);
                 intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "HDMIB");
+                dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
         } else if (sdvox_reg == SDVOC) {
                 intel_output->clone_mask = (1 << INTEL_HDMIC_CLONE_BIT);
                 intel_output->ddc_bus = intel_i2c_create(dev, GPIOD, "HDMIC");
+                dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
         } else if (sdvox_reg == HDMIB) {
                 intel_output->clone_mask = (1 << INTEL_HDMID_CLONE_BIT);
                 intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOE,
                                                                 "HDMIB");
+                dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
         } else if (sdvox_reg == HDMIC) {
                 intel_output->clone_mask = (1 << INTEL_HDMIE_CLONE_BIT);
                 intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOD,
                                                                 "HDMIC");
+                dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
         } else if (sdvox_reg == HDMID) {
                 intel_output->clone_mask = (1 << INTEL_HDMIF_CLONE_BIT);
                 intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOF,
                                                                 "HDMID");
+                dev_priv->hotplug_supported_mask |= HDMID_HOTPLUG_INT_STATUS;
         }
         if (!intel_output->ddc_bus)
                 goto err_connector;
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 3118ce274e67..aa74e59bec61 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -602,12 +602,33 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder,
 /* Some lid devices report incorrect lid status, assume they're connected */
 static const struct dmi_system_id bad_lid_status[] = {
         {
+                .ident = "Compaq nx9020",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                        DMI_MATCH(DMI_BOARD_NAME, "3084"),
+                },
+        },
+        {
+                .ident = "Samsung SX20S",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Phoenix Technologies LTD"),
+                        DMI_MATCH(DMI_BOARD_NAME, "SX20S"),
+                },
+        },
+        {
                 .ident = "Aspire One",
                 .matches = {
                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire one"),
                 },
         },
+        {
+                .ident = "PC-81005",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "MALATA"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "PC-81005"),
+                },
+        },
         { }
 };
 
@@ -679,7 +700,14 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
         struct drm_i915_private *dev_priv =
                 container_of(nb, struct drm_i915_private, lid_notifier);
         struct drm_device *dev = dev_priv->dev;
+        struct drm_connector *connector = dev_priv->int_lvds_connector;
 
+        /*
+         * check and update the status of LVDS connector after receiving
+         * the LID nofication event.
+         */
+        if (connector)
+                connector->status = connector->funcs->detect(connector);
         if (!acpi_lid_open()) {
                 dev_priv->modeset_on_lid = 1;
                 return NOTIFY_OK;
@@ -854,65 +882,6 @@ static const struct dmi_system_id intel_no_lvds[] = {
         { }     /* terminating entry */
 };
 
-#ifdef CONFIG_ACPI
-/*
- * check_lid_device -- check whether @handle is an ACPI LID device.
- * @handle: ACPI device handle
- * @level : depth in the ACPI namespace tree
- * @context: the number of LID device when we find the device
- * @rv: a return value to fill if desired (Not use)
- */
-static acpi_status
-check_lid_device(acpi_handle handle, u32 level, void *context,
-                        void **return_value)
-{
-        struct acpi_device *acpi_dev;
-        int *lid_present = context;
-
-        acpi_dev = NULL;
-        /* Get the acpi device for device handle */
-        if (acpi_bus_get_device(handle, &acpi_dev) || !acpi_dev) {
-                /* If there is no ACPI device for handle, return */
-                return AE_OK;
-        }
-
-        if (!strncmp(acpi_device_hid(acpi_dev), "PNP0C0D", 7))
-                *lid_present = 1;
-
-        return AE_OK;
-}
-
-/**
- * check whether there exists the ACPI LID device by enumerating the ACPI
- * device tree.
- */
-static int intel_lid_present(void)
-{
-        int lid_present = 0;
-
-        if (acpi_disabled) {
-                /* If ACPI is disabled, there is no ACPI device tree to
-                 * check, so assume the LID device would have been present.
-                 */
-                return 1;
-        }
-
-        acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
-                                ACPI_UINT32_MAX,
-                                check_lid_device, NULL, &lid_present, NULL);
-
-        return lid_present;
-}
-#else
-static int intel_lid_present(void)
-{
-        /* In the absence of ACPI built in, assume that the LID device would
-         * have been present.
-         */
-        return 1;
-}
-#endif
-
 /**
  * intel_find_lvds_downclock - find the reduced downclock for LVDS in EDID
  * @dev: drm device
@@ -957,7 +926,8 @@ static void intel_find_lvds_downclock(struct drm_device *dev,
                 }
         }
         mutex_unlock(&dev->mode_config.mutex);
-        if (temp_downclock < panel_fixed_mode->clock) {
+        if (temp_downclock < panel_fixed_mode->clock &&
+            i915_lvds_downclock) {
                 /* We found the downclock for LVDS. */
                 dev_priv->lvds_downclock_avail = 1;
                 dev_priv->lvds_downclock = temp_downclock;
@@ -1031,12 +1001,8 @@ void intel_lvds_init(struct drm_device *dev)
         if (dmi_check_system(intel_no_lvds))
                 return;
 
-        /*
-         * Assume LVDS is present if there's an ACPI lid device or if the
-         * device is present in the VBT.
-         */
-        if (!lvds_is_present_in_vbt(dev) && !intel_lid_present()) {
-                DRM_DEBUG_KMS("LVDS is not present in VBT and no lid detected\n");
+        if (!lvds_is_present_in_vbt(dev)) {
+                DRM_DEBUG_KMS("LVDS is not present in VBT\n");
                 return;
         }
 
@@ -1180,6 +1146,8 @@ out:
                 DRM_DEBUG_KMS("lid notifier registration failed\n");
                 dev_priv->lid_notifier.notifier_call = NULL;
         }
+        /* keep the LVDS connector */
+        dev_priv->int_lvds_connector = connector;
         drm_sysfs_connector_add(connector);
         return;
 
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 24a3dc99716c..eaacfd0920df 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -462,14 +462,63 @@ static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode)
 }
 
 /**
- * Don't check status code from this as it switches the bus back to the
- * SDVO chips which defeats the purpose of doing a bus switch in the first
- * place.
+ * Try to read the response after issuie the DDC switch command. But it
+ * is noted that we must do the action of reading response and issuing DDC
+ * switch command in one I2C transaction. Otherwise when we try to start
+ * another I2C transaction after issuing the DDC bus switch, it will be
+ * switched to the internal SDVO register.
  */
 static void intel_sdvo_set_control_bus_switch(struct intel_output *intel_output,
                                               u8 target)
 {
-        intel_sdvo_write_cmd(intel_output, SDVO_CMD_SET_CONTROL_BUS_SWITCH, &target, 1);
+        struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+        u8 out_buf[2], cmd_buf[2], ret_value[2], ret;
+        struct i2c_msg msgs[] = {
+                {
+                        .addr = sdvo_priv->slave_addr >> 1,
+                        .flags = 0,
+                        .len = 2,
+                        .buf = out_buf,
+                },
+                /* the following two are to read the response */
+                {
+                        .addr = sdvo_priv->slave_addr >> 1,
+                        .flags = 0,
+                        .len = 1,
+                        .buf = cmd_buf,
+                },
+                {
+                        .addr = sdvo_priv->slave_addr >> 1,
+                        .flags = I2C_M_RD,
+                        .len = 1,
+                        .buf = ret_value,
+                },
+        };
+
+        intel_sdvo_debug_write(intel_output, SDVO_CMD_SET_CONTROL_BUS_SWITCH,
+                                        &target, 1);
+        /* write the DDC switch command argument */
+        intel_sdvo_write_byte(intel_output, SDVO_I2C_ARG_0, target);
+
+        out_buf[0] = SDVO_I2C_OPCODE;
+        out_buf[1] = SDVO_CMD_SET_CONTROL_BUS_SWITCH;
+        cmd_buf[0] = SDVO_I2C_CMD_STATUS;
+        cmd_buf[1] = 0;
+        ret_value[0] = 0;
+        ret_value[1] = 0;
+
+        ret = i2c_transfer(intel_output->i2c_bus, msgs, 3);
+        if (ret != 3) {
+                /* failure in I2C transfer */
+                DRM_DEBUG_KMS("I2c transfer returned %d\n", ret);
+                return;
+        }
+        if (ret_value[0] != SDVO_CMD_STATUS_SUCCESS) {
+                DRM_DEBUG_KMS("DDC switch command returns response %d\n",
+                                        ret_value[0]);
+                return;
+        }
+        return;
 }
 
 static bool intel_sdvo_set_target_input(struct intel_output *intel_output, bool target_0, bool target_1)
@@ -1579,6 +1628,32 @@ intel_sdvo_hdmi_sink_detect(struct drm_connector *connector, u16 response)
         edid = drm_get_edid(&intel_output->base,
                             intel_output->ddc_bus);
 
+        /* This is only applied to SDVO cards with multiple outputs */
+        if (edid == NULL && intel_sdvo_multifunc_encoder(intel_output)) {
+                uint8_t saved_ddc, temp_ddc;
+                saved_ddc = sdvo_priv->ddc_bus;
+                temp_ddc = sdvo_priv->ddc_bus >> 1;
+                /*
+                 * Don't use the 1 as the argument of DDC bus switch to get
+                 * the EDID. It is used for SDVO SPD ROM.
+                 */
+                while(temp_ddc > 1) {
+                        sdvo_priv->ddc_bus = temp_ddc;
+                        edid = drm_get_edid(&intel_output->base,
+                                intel_output->ddc_bus);
+                        if (edid) {
+                                /*
+                                 * When we can get the EDID, maybe it is the
+                                 * correct DDC bus. Update it.
+                                 */
+                                sdvo_priv->ddc_bus = temp_ddc;
+                                break;
+                        }
+                        temp_ddc >>= 1;
+                }
+                if (edid == NULL)
+                        sdvo_priv->ddc_bus = saved_ddc;
+        }
         /* when there is no edid and no monitor is connected with VGA
          * port, try to use the CRT ddc to read the EDID for DVI-connector
          */
@@ -2662,6 +2737,7 @@ static void intel_sdvo_create_enhance_property(struct drm_connector *connector)
 
 bool intel_sdvo_init(struct drm_device *dev, int output_device)
 {
+        struct drm_i915_private *dev_priv = dev->dev_private;
         struct drm_connector *connector;
         struct intel_output *intel_output;
         struct intel_sdvo_priv *sdvo_priv;
@@ -2708,10 +2784,12 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
                 intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "SDVOB DDC BUS");
                 sdvo_priv->analog_ddc_bus = intel_i2c_create(dev, GPIOA,
                                                 "SDVOB/VGA DDC BUS");
+                dev_priv->hotplug_supported_mask |= SDVOB_HOTPLUG_INT_STATUS;
         } else {
                 intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "SDVOC DDC BUS");
                 sdvo_priv->analog_ddc_bus = intel_i2c_create(dev, GPIOA,
                                                 "SDVOC/VGA DDC BUS");
+                dev_priv->hotplug_supported_mask |= SDVOC_HOTPLUG_INT_STATUS;
         }
 
         if (intel_output->ddc_bus == NULL)
diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig
index b1bc1ea182b8..1175429da102 100644
--- a/drivers/gpu/drm/nouveau/Kconfig
+++ b/drivers/gpu/drm/nouveau/Kconfig
@@ -30,12 +30,11 @@ config DRM_NOUVEAU_DEBUG
           via debugfs.
 
 menu "I2C encoder or helper chips"
-     depends on DRM && I2C
+     depends on DRM && DRM_KMS_HELPER && I2C
 
 config DRM_I2C_CH7006
         tristate "Chrontel ch7006 TV encoder"
-        depends on DRM_NOUVEAU
-        default m
+        default m if DRM_NOUVEAU
         help
           Support for Chrontel ch7006 and similar TV encoders, found
           on some nVidia video cards.
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 0cad6d834eb2..e342a418d434 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -33,10 +33,13 @@
 #include "nouveau_drv.h"
 #include "nouveau_dma.h"
 
+#include <linux/log2.h>
+
 static void
 nouveau_bo_del_ttm(struct ttm_buffer_object *bo)
 {
         struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev);
+        struct drm_device *dev = dev_priv->dev;
         struct nouveau_bo *nvbo = nouveau_bo(bo);
 
         ttm_bo_kunmap(&nvbo->kmap);
@@ -44,12 +47,87 @@ nouveau_bo_del_ttm(struct ttm_buffer_object *bo)
         if (unlikely(nvbo->gem))
                 DRM_ERROR("bo %p still attached to GEM object\n", bo);
 
+        if (nvbo->tile)
+                nv10_mem_expire_tiling(dev, nvbo->tile, NULL);
+
         spin_lock(&dev_priv->ttm.bo_list_lock);
         list_del(&nvbo->head);
         spin_unlock(&dev_priv->ttm.bo_list_lock);
         kfree(nvbo);
 }
 
+static void
+nouveau_bo_fixup_align(struct drm_device *dev,
+                       uint32_t tile_mode, uint32_t tile_flags,
+                       int *align, int *size)
+{
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+        /*
+         * Some of the tile_flags have a periodic structure of N*4096 bytes,
+         * align to to that as well as the page size. Overallocate memory to
+         * avoid corruption of other buffer objects.
+         */
+        if (dev_priv->card_type == NV_50) {
+                uint32_t block_size = nouveau_mem_fb_amount(dev) >> 15;
+                int i;
+
+                switch (tile_flags) {
+                case 0x1800:
+                case 0x2800:
+                case 0x4800:
+                case 0x7a00:
+                        *size = roundup(*size, block_size);
+                        if (is_power_of_2(block_size)) {
+                                *size += 3 * block_size;
+                                for (i = 1; i < 10; i++) {
+                                        *align = 12 * i * block_size;
+                                        if (!(*align % 65536))
+                                                break;
+                                }
+                        } else {
+                                *size += 6 * block_size;
+                                for (i = 1; i < 10; i++) {
+                                        *align = 8 * i * block_size;
+                                        if (!(*align % 65536))
+                                                break;
+                                }
+                        }
+                        break;
+                default:
+                        break;
+                }
+
+        } else {
+                if (tile_mode) {
+                        if (dev_priv->chipset >= 0x40) {
+                                *align = 65536;
+                                *size = roundup(*size, 64 * tile_mode);
+
+                        } else if (dev_priv->chipset >= 0x30) {
+                                *align = 32768;
+                                *size = roundup(*size, 64 * tile_mode);
+
+                        } else if (dev_priv->chipset >= 0x20) {
+                                *align = 16384;
+                                *size = roundup(*size, 64 * tile_mode);
+
+                        } else if (dev_priv->chipset >= 0x10) {
+                                *align = 16384;
+                                *size = roundup(*size, 32 * tile_mode);
+                        }
+                }
+        }
+
+        /* ALIGN works only on powers of two. */
+        *size = roundup(*size, PAGE_SIZE);
+
+        if (dev_priv->card_type == NV_50) {
+                *size = roundup(*size, 65536);
+                *align = max(65536, *align);
+        }
+}
+
 int
 nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan,
                int size, int align, uint32_t flags, uint32_t tile_mode,
@@ -58,7 +136,7 @@ nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan,
 {
         struct drm_nouveau_private *dev_priv = dev->dev_private;
         struct nouveau_bo *nvbo;
-        int ret, n = 0;
+        int ret = 0;
 
         nvbo = kzalloc(sizeof(struct nouveau_bo), GFP_KERNEL);
         if (!nvbo)
@@ -70,59 +148,14 @@ nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan,
         nvbo->tile_mode = tile_mode;
         nvbo->tile_flags = tile_flags;
 
-        /*
-         * Some of the tile_flags have a periodic structure of N*4096 bytes,
-         * align to to that as well as the page size. Overallocate memory to
-         * avoid corruption of other buffer objects.
-         */
-        switch (tile_flags) {
-        case 0x1800:
-        case 0x2800:
-        case 0x4800:
-        case 0x7a00:
-                if (dev_priv->chipset >= 0xA0) {
-                        /* This is based on high end cards with 448 bits
-                         * memory bus, could be different elsewhere.*/
-                        size += 6 * 28672;
-                        /* 8 * 28672 is the actual alignment requirement,
-                         * but we must also align to page size. */
-                        align = 2 * 8 * 28672;
-                } else if (dev_priv->chipset >= 0x90) {
-                        size += 3 * 16384;
-                        align = 12 * 16834;
-                } else {
-                        size += 3 * 8192;
-                        /* 12 * 8192 is the actual alignment requirement,
-                         * but we must also align to page size. */
-                        align = 2 * 12 * 8192;
-                }
-                break;
-        default:
-                break;
-        }
-
+        nouveau_bo_fixup_align(dev, tile_mode, tile_flags, &align, &size);
         align >>= PAGE_SHIFT;
 
-        size = (size + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
-        if (dev_priv->card_type == NV_50) {
-                size = (size + 65535) & ~65535;
-                if (align < (65536 / PAGE_SIZE))
-                        align = (65536 / PAGE_SIZE);
-        }
-
-        if (flags & TTM_PL_FLAG_VRAM)
-                nvbo->placements[n++] = TTM_PL_FLAG_VRAM | TTM_PL_MASK_CACHING;
-        if (flags & TTM_PL_FLAG_TT)
-                nvbo->placements[n++] = TTM_PL_FLAG_TT | TTM_PL_MASK_CACHING;
         nvbo->placement.fpfn = 0;
         nvbo->placement.lpfn = mappable ? dev_priv->fb_mappable_pages : 0;
-        nvbo->placement.placement = nvbo->placements;
-        nvbo->placement.busy_placement = nvbo->placements;
-        nvbo->placement.num_placement = n;
-        nvbo->placement.num_busy_placement = n;
+        nouveau_bo_placement_set(nvbo, flags);
 
         nvbo->channel = chan;
-        nouveau_bo_placement_set(nvbo, flags);
         ret = ttm_bo_init(&dev_priv->ttm.bdev, &nvbo->bo, size,
                           ttm_bo_type_device, &nvbo->placement, align, 0,
                           false, NULL, size, nouveau_bo_del_ttm);
@@ -421,6 +454,7 @@ nouveau_bo_evict_flags(struct ttm_buffer_object *bo, struct ttm_placement *pl)
 /* GPU-assisted copy using NV_MEMORY_TO_MEMORY_FORMAT, can access
  * TTM_PL_{VRAM,TT} directly.
  */
+
 static int
 nouveau_bo_move_accel_cleanup(struct nouveau_channel *chan,
                               struct nouveau_bo *nvbo, bool evict, bool no_wait,
@@ -455,11 +489,12 @@ nouveau_bo_mem_ctxdma(struct nouveau_bo *nvbo, struct nouveau_channel *chan,
 }
 
 static int
-nouveau_bo_move_m2mf(struct ttm_buffer_object *bo, int evict, int no_wait,
-                     struct ttm_mem_reg *old_mem, struct ttm_mem_reg *new_mem)
+nouveau_bo_move_m2mf(struct ttm_buffer_object *bo, int evict, bool intr,
+                     int no_wait, struct ttm_mem_reg *new_mem)
 {
         struct nouveau_bo *nvbo = nouveau_bo(bo);
         struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev);
+        struct ttm_mem_reg *old_mem = &bo->mem;
         struct nouveau_channel *chan;
         uint64_t src_offset, dst_offset;
         uint32_t page_count;
@@ -547,7 +582,7 @@ nouveau_bo_move_flipd(struct ttm_buffer_object *bo, bool evict, bool intr,
 
         placement.fpfn = placement.lpfn = 0;
         placement.num_placement = placement.num_busy_placement = 1;
-        placement.placement = &placement_memtype;
+        placement.placement = placement.busy_placement = &placement_memtype;
 
         tmp_mem = *new_mem;
         tmp_mem.mm_node = NULL;
@@ -559,7 +594,7 @@ nouveau_bo_move_flipd(struct ttm_buffer_object *bo, bool evict, bool intr,
         if (ret)
                 goto out;
 
-        ret = nouveau_bo_move_m2mf(bo, true, no_wait, &bo->mem, &tmp_mem);
+        ret = nouveau_bo_move_m2mf(bo, true, intr, no_wait, &tmp_mem);
         if (ret)
                 goto out;
 
@@ -585,7 +620,7 @@ nouveau_bo_move_flips(struct ttm_buffer_object *bo, bool evict, bool intr,
 
         placement.fpfn = placement.lpfn = 0;
         placement.num_placement = placement.num_busy_placement = 1;
-        placement.placement = &placement_memtype;
+        placement.placement = placement.busy_placement = &placement_memtype;
 
         tmp_mem = *new_mem;
         tmp_mem.mm_node = NULL;
@@ -597,7 +632,7 @@ nouveau_bo_move_flips(struct ttm_buffer_object *bo, bool evict, bool intr,
         if (ret)
                 goto out;
 
-        ret = nouveau_bo_move_m2mf(bo, true, no_wait, &bo->mem, new_mem);
+        ret = nouveau_bo_move_m2mf(bo, evict, intr, no_wait, new_mem);
         if (ret)
                 goto out;
 
@@ -612,52 +647,106 @@ out:
 }
 
 static int
-nouveau_bo_move(struct ttm_buffer_object *bo, bool evict, bool intr,
-                bool no_wait, struct ttm_mem_reg *new_mem)
+nouveau_bo_vm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem,
+                   struct nouveau_tile_reg **new_tile)
 {
         struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev);
-        struct nouveau_bo *nvbo = nouveau_bo(bo);
         struct drm_device *dev = dev_priv->dev;
-        struct ttm_mem_reg *old_mem = &bo->mem;
+        struct nouveau_bo *nvbo = nouveau_bo(bo);
+        uint64_t offset;
         int ret;
 
-        if (dev_priv->card_type == NV_50 && new_mem->mem_type == TTM_PL_VRAM &&
-            !nvbo->no_vm) {
-                uint64_t offset = new_mem->mm_node->start << PAGE_SHIFT;
+        if (nvbo->no_vm || new_mem->mem_type != TTM_PL_VRAM) {
+                /* Nothing to do. */
+                *new_tile = NULL;
+                return 0;
+        }
+
+        offset = new_mem->mm_node->start << PAGE_SHIFT;
 
+        if (dev_priv->card_type == NV_50) {
                 ret = nv50_mem_vm_bind_linear(dev,
                                               offset + dev_priv->vm_vram_base,
                                               new_mem->size, nvbo->tile_flags,
                                               offset);
                 if (ret)
                         return ret;
+
+        } else if (dev_priv->card_type >= NV_10) {
+                *new_tile = nv10_mem_set_tiling(dev, offset, new_mem->size,
+                                                nvbo->tile_mode);
         }
 
+        return 0;
+}
+
+static void
+nouveau_bo_vm_cleanup(struct ttm_buffer_object *bo,
+                      struct nouveau_tile_reg *new_tile,
+                      struct nouveau_tile_reg **old_tile)
+{
+        struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev);
+        struct drm_device *dev = dev_priv->dev;
+
+        if (dev_priv->card_type >= NV_10 &&
+            dev_priv->card_type < NV_50) {
+                if (*old_tile)
+                        nv10_mem_expire_tiling(dev, *old_tile, bo->sync_obj);
+
+                *old_tile = new_tile;
+        }
+}
+
+static int
+nouveau_bo_move(struct ttm_buffer_object *bo, bool evict, bool intr,
+                bool no_wait, struct ttm_mem_reg *new_mem)
+{
+        struct drm_nouveau_private *dev_priv = nouveau_bdev(bo->bdev);
+        struct nouveau_bo *nvbo = nouveau_bo(bo);
+        struct ttm_mem_reg *old_mem = &bo->mem;
+        struct nouveau_tile_reg *new_tile = NULL;
+        int ret = 0;
+
+        ret = nouveau_bo_vm_bind(bo, new_mem, &new_tile);
+        if (ret)
+                return ret;
+
+        /* Software copy if the card isn't up and running yet. */
         if (dev_priv->init_state != NOUVEAU_CARD_INIT_DONE ||
-            !dev_priv->channel)
-                return ttm_bo_move_memcpy(bo, evict, no_wait, new_mem);
+            !dev_priv->channel) {
+                ret = ttm_bo_move_memcpy(bo, evict, no_wait, new_mem);
+                goto out;
+        }
 
+        /* Fake bo copy. */
         if (old_mem->mem_type == TTM_PL_SYSTEM && !bo->ttm) {
                 BUG_ON(bo->mem.mm_node != NULL);
                 bo->mem = *new_mem;
                 new_mem->mm_node = NULL;
-                return 0;
+                goto out;
         }
 
-        if (new_mem->mem_type == TTM_PL_SYSTEM) {
-                if (old_mem->mem_type == TTM_PL_SYSTEM)
-                        return ttm_bo_move_memcpy(bo, evict, no_wait, new_mem);
-                if (nouveau_bo_move_flipd(bo, evict, intr, no_wait, new_mem))
-                        return ttm_bo_move_memcpy(bo, evict, no_wait, new_mem);
-        } else if (old_mem->mem_type == TTM_PL_SYSTEM) {
-                if (nouveau_bo_move_flips(bo, evict, intr, no_wait, new_mem))
-                        return ttm_bo_move_memcpy(bo, evict, no_wait, new_mem);
-        } else {
-                if (nouveau_bo_move_m2mf(bo, evict, no_wait, old_mem, new_mem))
-                        return ttm_bo_move_memcpy(bo, evict, no_wait, new_mem);
-        }
+        /* Hardware assisted copy. */
+        if (new_mem->mem_type == TTM_PL_SYSTEM)
+                ret = nouveau_bo_move_flipd(bo, evict, intr, no_wait, new_mem);
+        else if (old_mem->mem_type == TTM_PL_SYSTEM)
+                ret = nouveau_bo_move_flips(bo, evict, intr, no_wait, new_mem);
+        else
+                ret = nouveau_bo_move_m2mf(bo, evict, intr, no_wait, new_mem);
 
-        return 0;
+        if (!ret)
+                goto out;
+
+        /* Fallback to software copy. */
+        ret = ttm_bo_move_memcpy(bo, evict, no_wait, new_mem);
+
+out:
+        if (ret)
+                nouveau_bo_vm_cleanup(bo, NULL, &new_tile);
+        else
+                nouveau_bo_vm_cleanup(bo, new_tile, &nvbo->tile);
+
+        return ret;
 }
 
 static int
diff --git a/drivers/gpu/drm/nouveau/nouveau_channel.c b/drivers/gpu/drm/nouveau/nouveau_channel.c
index 9aaa972f8822..343d718a9667 100644
--- a/drivers/gpu/drm/nouveau/nouveau_channel.c
+++ b/drivers/gpu/drm/nouveau/nouveau_channel.c
@@ -158,6 +158,8 @@ nouveau_channel_alloc(struct drm_device *dev, struct nouveau_channel **chan_ret,
                 return ret;
         }
 
+        nouveau_dma_pre_init(chan);
+
         /* Locate channel's user control regs */
         if (dev_priv->card_type < NV_40)
                 user = NV03_USER(channel);
@@ -235,47 +237,6 @@ nouveau_channel_alloc(struct drm_device *dev, struct nouveau_channel **chan_ret,
         return 0;
 }
 
-int
-nouveau_channel_idle(struct nouveau_channel *chan)
-{
-        struct drm_device *dev = chan->dev;
-        struct drm_nouveau_private *dev_priv = dev->dev_private;
-        struct nouveau_engine *engine = &dev_priv->engine;
-        uint32_t caches;
-        int idle;
-
-        if (!chan) {
-                NV_ERROR(dev, "no channel...\n");
-                return 1;
-        }
-
-        caches = nv_rd32(dev, NV03_PFIFO_CACHES);
-        nv_wr32(dev, NV03_PFIFO_CACHES, caches & ~1);
-
-        if (engine->fifo.channel_id(dev) != chan->id) {
-                struct nouveau_gpuobj *ramfc =
-                        chan->ramfc ? chan->ramfc->gpuobj : NULL;
-
-                if (!ramfc) {
-                        NV_ERROR(dev, "No RAMFC for channel %d\n", chan->id);
-                        return 1;
-                }
-
-                engine->instmem.prepare_access(dev, false);
-                if (nv_ro32(dev, ramfc, 0) != nv_ro32(dev, ramfc, 1))
-                        idle = 0;
-                else
-                        idle = 1;
-                engine->instmem.finish_access(dev);
-        } else {
-                idle = (nv_rd32(dev, NV04_PFIFO_CACHE1_DMA_GET) ==
-                        nv_rd32(dev, NV04_PFIFO_CACHE1_DMA_PUT));
-        }
-
-        nv_wr32(dev, NV03_PFIFO_CACHES, caches);
-        return idle;
-}
-
 /* stops a fifo */
 void
 nouveau_channel_free(struct nouveau_channel *chan)
@@ -414,7 +375,9 @@ nouveau_ioctl_fifo_alloc(struct drm_device *dev, void *data,
                 init->subchan[0].grclass = 0x0039;
         else
                 init->subchan[0].grclass = 0x5039;
-        init->nr_subchan = 1;
+        init->subchan[1].handle = NvSw;
+        init->subchan[1].grclass = NV_SW;
+        init->nr_subchan = 2;
 
         /* Named memory object area */
         ret = drm_gem_handle_create(file_priv, chan->notifier_bo->gem,
diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.c b/drivers/gpu/drm/nouveau/nouveau_dma.c
index 703553687b20..7afbe8b40d51 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dma.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dma.c
@@ -29,12 +29,22 @@
 #include "nouveau_drv.h"
 #include "nouveau_dma.h"
 
+void
+nouveau_dma_pre_init(struct nouveau_channel *chan)
+{
+        chan->dma.max  = (chan->pushbuf_bo->bo.mem.size >> 2) - 2;
+        chan->dma.put  = 0;
+        chan->dma.cur  = chan->dma.put;
+        chan->dma.free = chan->dma.max - chan->dma.cur;
+}
+
 int
 nouveau_dma_init(struct nouveau_channel *chan)
 {
         struct drm_device *dev = chan->dev;
         struct drm_nouveau_private *dev_priv = dev->dev_private;
         struct nouveau_gpuobj *m2mf = NULL;
+        struct nouveau_gpuobj *nvsw = NULL;
         int ret, i;
 
         /* Create NV_MEMORY_TO_MEMORY_FORMAT for buffer moves */
@@ -47,6 +57,15 @@ nouveau_dma_init(struct nouveau_channel *chan)
         if (ret)
                 return ret;
 
+        /* Create an NV_SW object for various sync purposes */
+        ret = nouveau_gpuobj_sw_new(chan, NV_SW, &nvsw);
+        if (ret)
+                return ret;
+
+        ret = nouveau_gpuobj_ref_add(dev, chan, NvSw, nvsw, NULL);
+        if (ret)
+                return ret;
+
         /* NV_MEMORY_TO_MEMORY_FORMAT requires a notifier object */
         ret = nouveau_notifier_alloc(chan, NvNotify0, 32, &chan->m2mf_ntfy);
         if (ret)
@@ -64,12 +83,6 @@ nouveau_dma_init(struct nouveau_channel *chan)
                         return ret;
         }
 
-        /* Initialise DMA vars */
-        chan->dma.max  = (chan->pushbuf_bo->bo.mem.size >> 2) - 2;
-        chan->dma.put  = 0;
-        chan->dma.cur  = chan->dma.put;
-        chan->dma.free = chan->dma.max - chan->dma.cur;
-
         /* Insert NOPS for NOUVEAU_DMA_SKIPS */
         ret = RING_SPACE(chan, NOUVEAU_DMA_SKIPS);
         if (ret)
@@ -87,6 +100,13 @@ nouveau_dma_init(struct nouveau_channel *chan)
         BEGIN_RING(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_DMA_NOTIFY, 1);
         OUT_RING(chan, NvNotify0);
 
+        /* Initialise NV_SW */
+        ret = RING_SPACE(chan, 2);
+        if (ret)
+                return ret;
+        BEGIN_RING(chan, NvSubSw, 0, 1);
+        OUT_RING(chan, NvSw);
+
         /* Sit back and pray the channel works.. */
         FIRE_RING(chan);
 
@@ -113,7 +133,7 @@ READ_GET(struct nouveau_channel *chan, uint32_t *get)
 
         val = nvchan_rd32(chan, chan->user_get);
         if (val < chan->pushbuf_base ||
-            val >= chan->pushbuf_base + chan->pushbuf_bo->bo.mem.size) {
+            val > chan->pushbuf_base + (chan->dma.max << 2)) {
                 /* meaningless to dma_wait() except to know whether the
                  * GPU has stalled or not
                  */
diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.h b/drivers/gpu/drm/nouveau/nouveau_dma.h
index 04e85d8f757e..dabfd655f93e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dma.h
+++ b/drivers/gpu/drm/nouveau/nouveau_dma.h
@@ -46,10 +46,11 @@
 /* Hardcoded object assignments to subchannels (subchannel id). */
 enum {
         NvSubM2MF       = 0,
-        NvSub2D         = 1,
-        NvSubCtxSurf2D  = 1,
-        NvSubGdiRect    = 2,
-        NvSubImageBlit  = 3
+        NvSubSw         = 1,
+        NvSub2D         = 2,
+        NvSubCtxSurf2D  = 2,
+        NvSubGdiRect    = 3,
+        NvSubImageBlit  = 4
 };
 
 /* Object handles. */
@@ -67,6 +68,7 @@ enum {
         NvClipRect      = 0x8000000b,
         NvGdiRect       = 0x8000000c,
         NvImageBlit     = 0x8000000d,
+        NvSw            = 0x8000000e,
 
         /* G80+ display objects */
         NvEvoVRAM       = 0x01000000,
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index 5f8cbb79c499..026419fe8791 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -59,11 +59,19 @@ struct nouveau_grctx;
 #define MAX_NUM_DCB_ENTRIES 16
 
 #define NOUVEAU_MAX_CHANNEL_NR 128
+#define NOUVEAU_MAX_TILE_NR 15
 
 #define NV50_VM_MAX_VRAM (2*1024*1024*1024ULL)
 #define NV50_VM_BLOCK    (512*1024*1024ULL)
 #define NV50_VM_VRAM_NR  (NV50_VM_MAX_VRAM / NV50_VM_BLOCK)
 
+struct nouveau_tile_reg {
+        struct nouveau_fence *fence;
+        uint32_t addr;
+        uint32_t size;
+        bool used;
+};
+
 struct nouveau_bo {
         struct ttm_buffer_object bo;
         struct ttm_placement placement;
@@ -83,6 +91,7 @@ struct nouveau_bo {
 
         uint32_t tile_mode;
         uint32_t tile_flags;
+        struct nouveau_tile_reg *tile;
 
         struct drm_gem_object *gem;
         struct drm_file *cpu_filp;
@@ -277,8 +286,13 @@ struct nouveau_timer_engine {
 };
 
 struct nouveau_fb_engine {
+        int num_tiles;
+
         int  (*init)(struct drm_device *dev);
         void (*takedown)(struct drm_device *dev);
+
+        void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
+                                 uint32_t size, uint32_t pitch);
 };
 
 struct nouveau_fifo_engine {
@@ -292,6 +306,8 @@ struct nouveau_fifo_engine {
         void (*disable)(struct drm_device *);
         void (*enable)(struct drm_device *);
         bool (*reassign)(struct drm_device *, bool enable);
+        bool (*cache_flush)(struct drm_device *dev);
+        bool (*cache_pull)(struct drm_device *dev, bool enable);
 
         int  (*channel_id)(struct drm_device *);
 
@@ -330,6 +346,9 @@ struct nouveau_pgraph_engine {
         void (*destroy_context)(struct nouveau_channel *);
         int  (*load_context)(struct nouveau_channel *);
         int  (*unload_context)(struct drm_device *);
+
+        void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr,
+                                  uint32_t size, uint32_t pitch);
 };
 
 struct nouveau_engine {
@@ -548,6 +567,12 @@ struct drm_nouveau_private {
                 unsigned long sg_handle;
         } gart_info;
 
+        /* nv10-nv40 tiling regions */
+        struct {
+                struct nouveau_tile_reg reg[NOUVEAU_MAX_TILE_NR];
+                spinlock_t lock;
+        } tile;
+
         /* G8x/G9x virtual address space */
         uint64_t vm_gart_base;
         uint64_t vm_gart_size;
@@ -685,6 +710,13 @@ extern void nouveau_mem_release(struct drm_file *, struct mem_block *heap);
 extern int  nouveau_mem_init(struct drm_device *);
 extern int  nouveau_mem_init_agp(struct drm_device *);
 extern void nouveau_mem_close(struct drm_device *);
+extern struct nouveau_tile_reg *nv10_mem_set_tiling(struct drm_device *dev,
+                                                    uint32_t addr,
+                                                    uint32_t size,
+                                                    uint32_t pitch);
+extern void nv10_mem_expire_tiling(struct drm_device *dev,
+                                   struct nouveau_tile_reg *tile,
+                                   struct nouveau_fence *fence);
 extern int  nv50_mem_vm_bind_linear(struct drm_device *, uint64_t virt,
                                     uint32_t size, uint32_t flags,
                                     uint64_t phys);
@@ -713,7 +745,6 @@ extern int  nouveau_channel_alloc(struct drm_device *dev,
                                   struct drm_file *file_priv,
                                   uint32_t fb_ctxdma, uint32_t tt_ctxdma);
 extern void nouveau_channel_free(struct nouveau_channel *);
-extern int  nouveau_channel_idle(struct nouveau_channel *chan);
 
 /* nouveau_object.c */
 extern int  nouveau_gpuobj_early_init(struct drm_device *);
@@ -756,6 +787,8 @@ extern int nouveau_gpuobj_gart_dma_new(struct nouveau_channel *,
                                        uint32_t *o_ret);
 extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, int class,
                                  struct nouveau_gpuobj **);
+extern int nouveau_gpuobj_sw_new(struct nouveau_channel *, int class,
+                                 struct nouveau_gpuobj **);
 extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data,
                                      struct drm_file *);
 extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data,
@@ -804,6 +837,7 @@ nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
 #endif
 
 /* nouveau_dma.c */
+extern void nouveau_dma_pre_init(struct nouveau_channel *);
 extern int  nouveau_dma_init(struct nouveau_channel *);
 extern int  nouveau_dma_wait(struct nouveau_channel *, int size);
 
@@ -879,16 +913,22 @@ extern void nv04_fb_takedown(struct drm_device *);
 /* nv10_fb.c */
 extern int  nv10_fb_init(struct drm_device *);
 extern void nv10_fb_takedown(struct drm_device *);
+extern void nv10_fb_set_region_tiling(struct drm_device *, int, uint32_t,
+                                      uint32_t, uint32_t);
 
 /* nv40_fb.c */
 extern int  nv40_fb_init(struct drm_device *);
 extern void nv40_fb_takedown(struct drm_device *);
+extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
+                                      uint32_t, uint32_t);
 
 /* nv04_fifo.c */
 extern int  nv04_fifo_init(struct drm_device *);
 extern void nv04_fifo_disable(struct drm_device *);
 extern void nv04_fifo_enable(struct drm_device *);
 extern bool nv04_fifo_reassign(struct drm_device *, bool);
+extern bool nv04_fifo_cache_flush(struct drm_device *);
+extern bool nv04_fifo_cache_pull(struct drm_device *, bool);
 extern int  nv04_fifo_channel_id(struct drm_device *);
 extern int  nv04_fifo_create_context(struct nouveau_channel *);
 extern void nv04_fifo_destroy_context(struct nouveau_channel *);
@@ -941,6 +981,8 @@ extern void nv10_graph_destroy_context(struct nouveau_channel *);
 extern int  nv10_graph_load_context(struct nouveau_channel *);
 extern int  nv10_graph_unload_context(struct drm_device *);
 extern void nv10_graph_context_switch(struct drm_device *);
+extern void nv10_graph_set_region_tiling(struct drm_device *, int, uint32_t,
+                                         uint32_t, uint32_t);
 
 /* nv20_graph.c */
 extern struct nouveau_pgraph_object_class nv20_graph_grclass[];
@@ -952,6 +994,8 @@ extern int  nv20_graph_unload_context(struct drm_device *);
 extern int  nv20_graph_init(struct drm_device *);
 extern void nv20_graph_takedown(struct drm_device *);
 extern int  nv30_graph_init(struct drm_device *);
+extern void nv20_graph_set_region_tiling(struct drm_device *, int, uint32_t,
+                                         uint32_t, uint32_t);
 
 /* nv40_graph.c */
 extern struct nouveau_pgraph_object_class nv40_graph_grclass[];
@@ -963,6 +1007,8 @@ extern void nv40_graph_destroy_context(struct nouveau_channel *);
 extern int  nv40_graph_load_context(struct nouveau_channel *);
 extern int  nv40_graph_unload_context(struct drm_device *);
 extern void nv40_grctx_init(struct nouveau_grctx *);
+extern void nv40_graph_set_region_tiling(struct drm_device *, int, uint32_t,
+                                         uint32_t, uint32_t);
 
 /* nv50_graph.c */
 extern struct nouveau_pgraph_object_class nv50_graph_grclass[];
@@ -1030,8 +1076,7 @@ extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd,
 
 /* nv04_dac.c */
 extern int nv04_dac_create(struct drm_device *dev, struct dcb_entry *entry);
-extern enum drm_connector_status nv17_dac_detect(struct drm_encoder *encoder,
-                                                 struct drm_connector *connector);
+extern uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
 extern int nv04_dac_output_offset(struct drm_encoder *encoder);
 extern void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
 
@@ -1049,9 +1094,6 @@ extern int nv04_tv_create(struct drm_device *dev, struct dcb_entry *entry);
 
 /* nv17_tv.c */
 extern int nv17_tv_create(struct drm_device *dev, struct dcb_entry *entry);
-extern enum drm_connector_status nv17_tv_detect(struct drm_encoder *encoder,
-                                                struct drm_connector *connector,
-                                                uint32_t pin_mask);
 
 /* nv04_display.c */
 extern int nv04_display_create(struct drm_device *);
@@ -1290,14 +1332,14 @@ nv_two_reg_pll(struct drm_device *dev)
         return false;
 }
 
-#define NV50_NVSW                                                    0x0000506e
-#define NV50_NVSW_DMA_SEMAPHORE                                      0x00000060
-#define NV50_NVSW_SEMAPHORE_OFFSET                                   0x00000064
-#define NV50_NVSW_SEMAPHORE_ACQUIRE                                  0x00000068
-#define NV50_NVSW_SEMAPHORE_RELEASE                                  0x0000006c
-#define NV50_NVSW_DMA_VBLSEM                                         0x0000018c
-#define NV50_NVSW_VBLSEM_OFFSET                                      0x00000400
-#define NV50_NVSW_VBLSEM_RELEASE_VALUE                               0x00000404
-#define NV50_NVSW_VBLSEM_RELEASE                                     0x00000408
+#define NV_SW                                                        0x0000506e
+#define NV_SW_DMA_SEMAPHORE                                          0x00000060
+#define NV_SW_SEMAPHORE_OFFSET                                       0x00000064
+#define NV_SW_SEMAPHORE_ACQUIRE                                      0x00000068
+#define NV_SW_SEMAPHORE_RELEASE                                      0x0000006c
+#define NV_SW_DMA_VBLSEM                                             0x0000018c
+#define NV_SW_VBLSEM_OFFSET                                          0x00000400
+#define NV_SW_VBLSEM_RELEASE_VALUE                                   0x00000404
+#define NV_SW_VBLSEM_RELEASE                                         0x00000408
 
 #endif /* __NOUVEAU_DRV_H__ */
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 84af25c238b6..0b05c869e0e7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -64,8 +64,7 @@ nouveau_fbcon_sync(struct fb_info *info)
                 return 0;
 
         if (RING_SPACE(chan, 4)) {
-                NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
-                info->flags |= FBINFO_HWACCEL_DISABLED;
+                nouveau_fbcon_gpu_lockup(info);
                 return 0;
         }
 
@@ -86,8 +85,7 @@ nouveau_fbcon_sync(struct fb_info *info)
         }
 
         if (ret) {
-                NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
-                info->flags |= FBINFO_HWACCEL_DISABLED;
+                nouveau_fbcon_gpu_lockup(info);
                 return 0;
         }
 
@@ -212,11 +210,11 @@ nouveau_fbcon_create(struct drm_device *dev, uint32_t fb_width,
 
         mode_cmd.bpp = surface_bpp;
         mode_cmd.pitch = mode_cmd.width * (mode_cmd.bpp >> 3);
-        mode_cmd.pitch = ALIGN(mode_cmd.pitch, 256);
+        mode_cmd.pitch = roundup(mode_cmd.pitch, 256);
         mode_cmd.depth = surface_depth;
 
         size = mode_cmd.pitch * mode_cmd.height;
-        size = ALIGN(size, PAGE_SIZE);
+        size = roundup(size, PAGE_SIZE);
 
         ret = nouveau_gem_new(dev, dev_priv->channel, size, 0, TTM_PL_FLAG_VRAM,
                               0, 0x0000, false, true, &nvbo);
@@ -380,3 +378,12 @@ nouveau_fbcon_remove(struct drm_device *dev, struct drm_framebuffer *fb)
 
         return 0;
 }
+
+void nouveau_fbcon_gpu_lockup(struct fb_info *info)
+{
+        struct nouveau_fbcon_par *par = info->par;
+        struct drm_device *dev = par->dev;
+
+        NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
+        info->flags |= FBINFO_HWACCEL_DISABLED;
+}
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.h b/drivers/gpu/drm/nouveau/nouveau_fbcon.h
index 8531140fedbc..462e0b87b4bd 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.h
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.h
@@ -43,5 +43,6 @@ void nouveau_fbcon_zfill(struct drm_device *dev);
 int nv04_fbcon_accel_init(struct fb_info *info);
 int nv50_fbcon_accel_init(struct fb_info *info);
 
+void nouveau_fbcon_gpu_lockup(struct fb_info *info);
 #endif /* __NV50_FBCON_H__ */
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c
index dacac9a0842a..faddf53ff9ed 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fence.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fence.c
@@ -142,7 +142,7 @@ nouveau_fence_emit(struct nouveau_fence *fence)
         list_add_tail(&fence->entry, &chan->fence.pending);
         spin_unlock_irqrestore(&chan->fence.lock, flags);
 
-        BEGIN_RING(chan, NvSubM2MF, USE_REFCNT ? 0x0050 : 0x0150, 1);
+        BEGIN_RING(chan, NvSubSw, USE_REFCNT ? 0x0050 : 0x0150, 1);
         OUT_RING(chan, fence->sequence);
         FIRE_RING(chan);
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 18fd8ac9fca7..2009db2426c3 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -220,7 +220,6 @@ nouveau_gem_set_domain(struct drm_gem_object *gem, uint32_t read_domains,
 }
 
 struct validate_op {
-        struct nouveau_fence *fence;
         struct list_head vram_list;
         struct list_head gart_list;
         struct list_head both_list;
@@ -252,17 +251,11 @@ validate_fini_list(struct list_head *list, struct nouveau_fence *fence)
 }
 
 static void
-validate_fini(struct validate_op *op, bool success)
+validate_fini(struct validate_op *op, struct nouveau_fence* fence)
 {
-        struct nouveau_fence *fence = op->fence;
-
-        if (unlikely(!success))
-                op->fence = NULL;
-
-        validate_fini_list(&op->vram_list, op->fence);
-        validate_fini_list(&op->gart_list, op->fence);
-        validate_fini_list(&op->both_list, op->fence);
-        nouveau_fence_unref((void *)&fence);
+        validate_fini_list(&op->vram_list, fence);
+        validate_fini_list(&op->gart_list, fence);
+        validate_fini_list(&op->both_list, fence);
 }
 
 static int
@@ -420,10 +413,6 @@ nouveau_gem_pushbuf_validate(struct nouveau_channel *chan,
         INIT_LIST_HEAD(&op->gart_list);
         INIT_LIST_HEAD(&op->both_list);
 
-        ret = nouveau_fence_new(chan, &op->fence, false);
-        if (ret)
-                return ret;
-
         if (nr_buffers == 0)
                 return 0;
 
@@ -541,6 +530,7 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data,
         struct drm_nouveau_gem_pushbuf_bo *bo = NULL;
         struct nouveau_channel *chan;
         struct validate_op op;
+        struct nouveau_fence* fence = 0;
         uint32_t *pushbuf = NULL;
         int ret = 0, do_reloc = 0, i;
 
@@ -597,7 +587,7 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data,
 
         OUT_RINGp(chan, pushbuf, req->nr_dwords);
 
-        ret = nouveau_fence_emit(op.fence);
+        ret = nouveau_fence_new(chan, &fence, true);
         if (ret) {
                 NV_ERROR(dev, "error fencing pushbuf: %d\n", ret);
                 WIND_RING(chan);
@@ -605,7 +595,7 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data,
         }
 
         if (nouveau_gem_pushbuf_sync(chan)) {
-                ret = nouveau_fence_wait(op.fence, NULL, false, false);
+                ret = nouveau_fence_wait(fence, NULL, false, false);
                 if (ret) {
                         for (i = 0; i < req->nr_dwords; i++)
                                 NV_ERROR(dev, "0x%08x\n", pushbuf[i]);
@@ -614,7 +604,8 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data,
         }
 
 out:
-        validate_fini(&op, ret == 0);
+        validate_fini(&op, fence);
+        nouveau_fence_unref((void**)&fence);
         mutex_unlock(&dev->struct_mutex);
         kfree(pushbuf);
         kfree(bo);
@@ -634,6 +625,7 @@ nouveau_gem_ioctl_pushbuf_call(struct drm_device *dev, void *data,
         struct drm_gem_object *gem;
         struct nouveau_bo *pbbo;
         struct validate_op op;
+        struct nouveau_fence* fence = 0;
         int i, ret = 0, do_reloc = 0;
 
         NOUVEAU_CHECK_INITIALISED_WITH_RETURN;
@@ -772,7 +764,7 @@ nouveau_gem_ioctl_pushbuf_call(struct drm_device *dev, void *data,
                         OUT_RING(chan, 0);
         }
 
-        ret = nouveau_fence_emit(op.fence);
+        ret = nouveau_fence_new(chan, &fence, true);
         if (ret) {
                 NV_ERROR(dev, "error fencing pushbuf: %d\n", ret);
                 WIND_RING(chan);
@@ -780,7 +772,8 @@ nouveau_gem_ioctl_pushbuf_call(struct drm_device *dev, void *data,
         }
 
 out:
-        validate_fini(&op, ret == 0);
+        validate_fini(&op, fence);
+        nouveau_fence_unref((void**)&fence);
         mutex_unlock(&dev->struct_mutex);
         kfree(bo);
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c
index 370c72c968d1..919a619ca7fa 100644
--- a/drivers/gpu/drm/nouveau/nouveau_irq.c
+++ b/drivers/gpu/drm/nouveau/nouveau_irq.c
@@ -635,6 +635,7 @@ nv50_pgraph_irq_handler(struct drm_device *dev)
 
                 if ((nv_rd32(dev, 0x400500) & isb) != isb)
                         nv_wr32(dev, 0x400500, nv_rd32(dev, 0x400500) | isb);
+                nv_wr32(dev, 0x400824, nv_rd32(dev, 0x400824) & ~(1 << 31));
         }
 
         nv_wr32(dev, NV03_PMC_INTR_0, NV_PMC_INTR_0_PGRAPH_PENDING);
diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c
index 5158a12f7844..fb9bdd6edf1f 100644
--- a/drivers/gpu/drm/nouveau/nouveau_mem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_mem.c
@@ -192,6 +192,92 @@ void nouveau_mem_release(struct drm_file *file_priv, struct mem_block *heap)
 }
 
 /*
+ * NV10-NV40 tiling helpers
+ */
+
+static void
+nv10_mem_set_region_tiling(struct drm_device *dev, int i, uint32_t addr,
+                           uint32_t size, uint32_t pitch)
+{
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        struct nouveau_fifo_engine *pfifo = &dev_priv->engine.fifo;
+        struct nouveau_fb_engine *pfb = &dev_priv->engine.fb;
+        struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
+        struct nouveau_tile_reg *tile = &dev_priv->tile.reg[i];
+
+        tile->addr = addr;
+        tile->size = size;
+        tile->used = !!pitch;
+        nouveau_fence_unref((void **)&tile->fence);
+
+        if (!pfifo->cache_flush(dev))
+                return;
+
+        pfifo->reassign(dev, false);
+        pfifo->cache_flush(dev);
+        pfifo->cache_pull(dev, false);
+
+        nouveau_wait_for_idle(dev);
+
+        pgraph->set_region_tiling(dev, i, addr, size, pitch);
+        pfb->set_region_tiling(dev, i, addr, size, pitch);
+
+        pfifo->cache_pull(dev, true);
+        pfifo->reassign(dev, true);
+}
+
+struct nouveau_tile_reg *
+nv10_mem_set_tiling(struct drm_device *dev, uint32_t addr, uint32_t size,
+                    uint32_t pitch)
+{
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        struct nouveau_fb_engine *pfb = &dev_priv->engine.fb;
+        struct nouveau_tile_reg *tile = dev_priv->tile.reg, *found = NULL;
+        int i;
+
+        spin_lock(&dev_priv->tile.lock);
+
+        for (i = 0; i < pfb->num_tiles; i++) {
+                if (tile[i].used)
+                        /* Tile region in use. */
+                        continue;
+
+                if (tile[i].fence &&
+                    !nouveau_fence_signalled(tile[i].fence, NULL))
+                        /* Pending tile region. */
+                        continue;
+
+                if (max(tile[i].addr, addr) <
+                    min(tile[i].addr + tile[i].size, addr + size))
+                        /* Kill an intersecting tile region. */
+                        nv10_mem_set_region_tiling(dev, i, 0, 0, 0);
+
+                if (pitch && !found) {
+                        /* Free tile region. */
+                        nv10_mem_set_region_tiling(dev, i, addr, size, pitch);
+                        found = &tile[i];
+                }
+        }
+
+        spin_unlock(&dev_priv->tile.lock);
+
+        return found;
+}
+
+void
+nv10_mem_expire_tiling(struct drm_device *dev, struct nouveau_tile_reg *tile,
+                       struct nouveau_fence *fence)
+{
+        if (fence) {
+                /* Mark it as pending. */
+                tile->fence = fence;
+                nouveau_fence_ref(fence);
+        }
+
+        tile->used = false;
+}
+
+/*
  * NV50 VM helpers
  */
 int
@@ -513,6 +599,7 @@ nouveau_mem_init(struct drm_device *dev)
 
         INIT_LIST_HEAD(&dev_priv->ttm.bo_list);
         spin_lock_init(&dev_priv->ttm.bo_list_lock);
+        spin_lock_init(&dev_priv->tile.lock);
 
         dev_priv->fb_available_size = nouveau_mem_fb_amount(dev);
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_object.c b/drivers/gpu/drm/nouveau/nouveau_object.c
index 93379bb81bea..6c2cf81716df 100644
--- a/drivers/gpu/drm/nouveau/nouveau_object.c
+++ b/drivers/gpu/drm/nouveau/nouveau_object.c
@@ -881,7 +881,7 @@ nouveau_gpuobj_gr_new(struct nouveau_channel *chan, int class,
         return 0;
 }
 
-static int
+int
 nouveau_gpuobj_sw_new(struct nouveau_channel *chan, int class,
                       struct nouveau_gpuobj **gpuobj_ret)
 {
diff --git a/drivers/gpu/drm/nouveau/nouveau_reg.h b/drivers/gpu/drm/nouveau/nouveau_reg.h
index fa1b0e7165b9..251f1b3b38b9 100644
--- a/drivers/gpu/drm/nouveau/nouveau_reg.h
+++ b/drivers/gpu/drm/nouveau/nouveau_reg.h
@@ -349,19 +349,19 @@
 #define NV04_PGRAPH_BLEND                                  0x00400824
 #define NV04_PGRAPH_STORED_FMT                             0x00400830
 #define NV04_PGRAPH_PATT_COLORRAM                          0x00400900
-#define NV40_PGRAPH_TILE0(i)                               (0x00400900 + (i*16))
-#define NV40_PGRAPH_TLIMIT0(i)                             (0x00400904 + (i*16))
-#define NV40_PGRAPH_TSIZE0(i)                              (0x00400908 + (i*16))
-#define NV40_PGRAPH_TSTATUS0(i)                            (0x0040090C + (i*16))
+#define NV20_PGRAPH_TILE(i)                                (0x00400900 + (i*16))
+#define NV20_PGRAPH_TLIMIT(i)                              (0x00400904 + (i*16))
+#define NV20_PGRAPH_TSIZE(i)                               (0x00400908 + (i*16))
+#define NV20_PGRAPH_TSTATUS(i)                             (0x0040090C + (i*16))
 #define NV10_PGRAPH_TILE(i)                                (0x00400B00 + (i*16))
 #define NV10_PGRAPH_TLIMIT(i)                              (0x00400B04 + (i*16))
 #define NV10_PGRAPH_TSIZE(i)                               (0x00400B08 + (i*16))
 #define NV10_PGRAPH_TSTATUS(i)                             (0x00400B0C + (i*16))
 #define NV04_PGRAPH_U_RAM                                  0x00400D00
-#define NV47_PGRAPH_TILE0(i)                               (0x00400D00 + (i*16))
-#define NV47_PGRAPH_TLIMIT0(i)                             (0x00400D04 + (i*16))
-#define NV47_PGRAPH_TSIZE0(i)                              (0x00400D08 + (i*16))
-#define NV47_PGRAPH_TSTATUS0(i)                            (0x00400D0C + (i*16))
+#define NV47_PGRAPH_TILE(i)                                (0x00400D00 + (i*16))
+#define NV47_PGRAPH_TLIMIT(i)                              (0x00400D04 + (i*16))
+#define NV47_PGRAPH_TSIZE(i)                               (0x00400D08 + (i*16))
+#define NV47_PGRAPH_TSTATUS(i)                             (0x00400D0C + (i*16))
 #define NV04_PGRAPH_V_RAM                                  0x00400D40
 #define NV04_PGRAPH_W_RAM                                  0x00400D80
 #define NV10_PGRAPH_COMBINER0_IN_ALPHA                     0x00400E40
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index e76ec2d207a9..09b9a46dfc0e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -76,6 +76,8 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
                 engine->fifo.disable            = nv04_fifo_disable;
                 engine->fifo.enable             = nv04_fifo_enable;
                 engine->fifo.reassign           = nv04_fifo_reassign;
+                engine->fifo.cache_flush        = nv04_fifo_cache_flush;
+                engine->fifo.cache_pull         = nv04_fifo_cache_pull;
                 engine->fifo.channel_id         = nv04_fifo_channel_id;
                 engine->fifo.create_context     = nv04_fifo_create_context;
                 engine->fifo.destroy_context    = nv04_fifo_destroy_context;
@@ -100,6 +102,7 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
                 engine->timer.takedown          = nv04_timer_takedown;
                 engine->fb.init                 = nv10_fb_init;
                 engine->fb.takedown             = nv10_fb_takedown;
+                engine->fb.set_region_tiling    = nv10_fb_set_region_tiling;
                 engine->graph.grclass           = nv10_graph_grclass;
                 engine->graph.init              = nv10_graph_init;
                 engine->graph.takedown          = nv10_graph_takedown;
@@ -109,12 +112,15 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
                 engine->graph.fifo_access       = nv04_graph_fifo_access;
                 engine->graph.load_context      = nv10_graph_load_context;
                 engine->graph.unload_context    = nv10_graph_unload_context;
+                engine->graph.set_region_tiling = nv10_graph_set_region_tiling;
                 engine->fifo.channels           = 32;
                 engine->fifo.init               = nv10_fifo_init;
                 engine->fifo.takedown           = nouveau_stub_takedown;
                 engine->fifo.disable            = nv04_fifo_disable;
                 engine->fifo.enable             = nv04_fifo_enable;
                 engine->fifo.reassign           = nv04_fifo_reassign;
+                engine->fifo.cache_flush        = nv04_fifo_cache_flush;
+                engine->fifo.cache_pull         = nv04_fifo_cache_pull;
                 engine->fifo.channel_id         = nv10_fifo_channel_id;
                 engine->fifo.create_context     = nv10_fifo_create_context;
                 engine->fifo.destroy_context    = nv10_fifo_destroy_context;
@@ -139,6 +145,7 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
                 engine->timer.takedown          = nv04_timer_takedown;
                 engine->fb.init                 = nv10_fb_init;
                 engine->fb.takedown             = nv10_fb_takedown;
+                engine->fb.set_region_tiling    = nv10_fb_set_region_tiling;
                 engine->graph.grclass           = nv20_graph_grclass;
                 engine->graph.init              = nv20_graph_init;
                 engine->graph.takedown          = nv20_graph_takedown;
@@ -148,12 +155,15 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
                 engine->graph.fifo_access       = nv04_graph_fifo_access;
                 engine->graph.load_context      = nv20_graph_load_context;
                 engine->graph.unload_context    = nv20_graph_unload_context;
+                engine->graph.set_region_tiling = nv20_graph_set_region_tiling;
                 engine->fifo.channels           = 32;
                 engine->fifo.init               = nv10_fifo_init;
                 engine->fifo.takedown           = nouveau_stub_takedown;
                 engine->fifo.disable            = nv04_fifo_disable;
                 engine->fifo.enable             = nv04_fifo_enable;
                 engine->fifo.reassign           = nv04_fifo_reassign;
+                engine->fifo.cache_flush        = nv04_fifo_cache_flush;
+                engine->fifo.cache_pull         = nv04_fifo_cache_pull;
                 engine->fifo.channel_id         = nv10_fifo_channel_id;
                 engine->fifo.create_context     = nv10_fifo_create_context;
                 engine->fifo.destroy_context    = nv10_fifo_destroy_context;
@@ -178,6 +188,7 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
                 engine->timer.takedown          = nv04_timer_takedown;
                 engine->fb.init                 = nv10_fb_init;
                 engine->fb.takedown             = nv10_fb_takedown;
+                engine->fb.set_region_tiling    = nv10_fb_set_region_tiling;
                 engine->graph.grclass           = nv30_graph_grclass;
                 engine->graph.init              = nv30_graph_init;
                 engine->graph.takedown          = nv20_graph_takedown;
@@ -187,12 +198,15 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
                 engine->graph.destroy_context   = nv20_graph_destroy_context;
                 engine->graph.load_context      = nv20_graph_load_context;
                 engine->graph.unload_context    = nv20_graph_unload_context;
+                engine->graph.set_region_tiling = nv20_graph_set_region_tiling;
                 engine->fifo.channels           = 32;
                 engine->fifo.init               = nv10_fifo_init;
                 engine->fifo.takedown           = nouveau_stub_takedown;
                 engine->fifo.disable            = nv04_fifo_disable;
                 engine->fifo.enable             = nv04_fifo_enable;
                 engine->fifo.reassign           = nv04_fifo_reassign;
+                engine->fifo.cache_flush        = nv04_fifo_cache_flush;
+                engine->fifo.cache_pull         = nv04_fifo_cache_pull;
                 engine->fifo.channel_id         = nv10_fifo_channel_id;
                 engine->fifo.create_context     = nv10_fifo_create_context;
                 engine->fifo.destroy_context    = nv10_fifo_destroy_context;
@@ -218,6 +232,7 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
                 engine->timer.takedown          = nv04_timer_takedown;
                 engine->fb.init                 = nv40_fb_init;
                 engine->fb.takedown             = nv40_fb_takedown;
+                engine->fb.set_region_tiling    = nv40_fb_set_region_tiling;
                 engine->graph.grclass           = nv40_graph_grclass;
                 engine->graph.init              = nv40_graph_init;
                 engine->graph.takedown          = nv40_graph_takedown;
@@ -227,12 +242,15 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
                 engine->graph.destroy_context   = nv40_graph_destroy_context;
                 engine->graph.load_context      = nv40_graph_load_context;
                 engine->graph.unload_context    = nv40_graph_unload_context;
+                engine->graph.set_region_tiling = nv40_graph_set_region_tiling;
                 engine->fifo.channels           = 32;
                 engine->fifo.init               = nv40_fifo_init;
                 engine->fifo.takedown           = nouveau_stub_takedown;
                 engine->fifo.disable            = nv04_fifo_disable;
                 engine->fifo.enable             = nv04_fifo_enable;
                 engine->fifo.reassign           = nv04_fifo_reassign;
+                engine->fifo.cache_flush        = nv04_fifo_cache_flush;
+                engine->fifo.cache_pull         = nv04_fifo_cache_pull;
                 engine->fifo.channel_id         = nv10_fifo_channel_id;
                 engine->fifo.create_context     = nv40_fifo_create_context;
                 engine->fifo.destroy_context    = nv40_fifo_destroy_context;
@@ -624,7 +642,10 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
                 dev_priv->chipset = (reg0 & 0xff00000) >> 20;
         /* NV04 or NV05 */
         } else if ((reg0 & 0xff00fff0) == 0x20004000) {
-                dev_priv->chipset = 0x04;
+                if (reg0 & 0x00f00000)
+                        dev_priv->chipset = 0x05;
+                else
+                        dev_priv->chipset = 0x04;
         } else
                 dev_priv->chipset = 0xff;
 
@@ -704,8 +725,8 @@ static void nouveau_close(struct drm_device *dev)
 {
         struct drm_nouveau_private *dev_priv = dev->dev_private;
 
-        /* In the case of an error dev_priv may not be be allocated yet */
-        if (dev_priv && dev_priv->card_type)
+        /* In the case of an error dev_priv may not be allocated yet */
+        if (dev_priv)
                 nouveau_card_takedown(dev);
 }
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c
index 187eb84e4da5..c385d50f041b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_ttm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c
@@ -28,45 +28,17 @@
 
 #include "nouveau_drv.h"
 
-static struct vm_operations_struct nouveau_ttm_vm_ops;
-static const struct vm_operations_struct *ttm_vm_ops;
-
-static int
-nouveau_ttm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
-{
-        struct ttm_buffer_object *bo = vma->vm_private_data;
-        int ret;
-
-        if (unlikely(bo == NULL))
-                return VM_FAULT_NOPAGE;
-
-        ret = ttm_vm_ops->fault(vma, vmf);
-        return ret;
-}
-
 int
 nouveau_ttm_mmap(struct file *filp, struct vm_area_struct *vma)
 {
         struct drm_file *file_priv = filp->private_data;
         struct drm_nouveau_private *dev_priv =
                 file_priv->minor->dev->dev_private;
-        int ret;
 
         if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET))
                 return drm_mmap(filp, vma);
 
-        ret = ttm_bo_mmap(filp, vma, &dev_priv->ttm.bdev);
-        if (unlikely(ret != 0))
-                return ret;
-
-        if (unlikely(ttm_vm_ops == NULL)) {
-                ttm_vm_ops = vma->vm_ops;
-                nouveau_ttm_vm_ops = *ttm_vm_ops;
-                nouveau_ttm_vm_ops.fault = &nouveau_ttm_fault;
-        }
-
-        vma->vm_ops = &nouveau_ttm_vm_ops;
-        return 0;
+        return ttm_bo_mmap(filp, vma, &dev_priv->ttm.bdev);
 }
 
 static int
diff --git a/drivers/gpu/drm/nouveau/nv04_dac.c b/drivers/gpu/drm/nouveau/nv04_dac.c
index d9f32879ba38..d0e038d28948 100644
--- a/drivers/gpu/drm/nouveau/nv04_dac.c
+++ b/drivers/gpu/drm/nouveau/nv04_dac.c
@@ -212,16 +212,15 @@ out:
         return connector_status_disconnected;
 }
 
-enum drm_connector_status nv17_dac_detect(struct drm_encoder *encoder,
-                                          struct drm_connector *connector)
+uint32_t nv17_dac_sample_load(struct drm_encoder *encoder)
 {
         struct drm_device *dev = encoder->dev;
         struct drm_nouveau_private *dev_priv = dev->dev_private;
         struct dcb_entry *dcb = nouveau_encoder(encoder)->dcb;
-        uint32_t testval, regoffset = nv04_dac_output_offset(encoder);
+        uint32_t sample, testval, regoffset = nv04_dac_output_offset(encoder);
         uint32_t saved_powerctrl_2 = 0, saved_powerctrl_4 = 0, saved_routput,
                 saved_rtest_ctrl, saved_gpio0, saved_gpio1, temp, routput;
-        int head, present = 0;
+        int head;
 
 #define RGB_TEST_DATA(r, g, b) (r << 0 | g << 10 | b << 20)
         if (dcb->type == OUTPUT_TV) {
@@ -287,13 +286,7 @@ enum drm_connector_status nv17_dac_detect(struct drm_encoder *encoder,
                       temp | NV_PRAMDAC_TEST_CONTROL_TP_INS_EN_ASSERTED);
         msleep(5);
 
-        temp = NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset);
-
-        if (dcb->type == OUTPUT_TV)
-                present = (nv17_tv_detect(encoder, connector, temp)
-                           == connector_status_connected);
-        else
-                present = temp & NV_PRAMDAC_TEST_CONTROL_SENSEB_ALLHI;
+        sample = NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset);
 
         temp = NVReadRAMDAC(dev, head, NV_PRAMDAC_TEST_CONTROL);
         NVWriteRAMDAC(dev, head, NV_PRAMDAC_TEST_CONTROL,
@@ -310,15 +303,25 @@ enum drm_connector_status nv17_dac_detect(struct drm_encoder *encoder,
         nv17_gpio_set(dev, DCB_GPIO_TVDAC1, saved_gpio1);
         nv17_gpio_set(dev, DCB_GPIO_TVDAC0, saved_gpio0);
 
-        if (present) {
-                NV_INFO(dev, "Load detected on output %c\n", '@' + ffs(dcb->or));
+        return sample;
+}
+
+static enum drm_connector_status
+nv17_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector)
+{
+        struct drm_device *dev = encoder->dev;
+        struct dcb_entry *dcb = nouveau_encoder(encoder)->dcb;
+        uint32_t sample = nv17_dac_sample_load(encoder);
+
+        if (sample & NV_PRAMDAC_TEST_CONTROL_SENSEB_ALLHI) {
+                NV_INFO(dev, "Load detected on output %c\n",
+                        '@' + ffs(dcb->or));
                 return connector_status_connected;
+        } else {
+                return connector_status_disconnected;
         }
-
-        return connector_status_disconnected;
 }
 
-
 static bool nv04_dac_mode_fixup(struct drm_encoder *encoder,
                                 struct drm_display_mode *mode,
                                 struct drm_display_mode *adjusted_mode)
diff --git a/drivers/gpu/drm/nouveau/nv04_fbcon.c b/drivers/gpu/drm/nouveau/nv04_fbcon.c
index 09a31071ee58..d910873c1368 100644
--- a/drivers/gpu/drm/nouveau/nv04_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nv04_fbcon.c
@@ -39,8 +39,7 @@ nv04_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
                 return;
 
         if (!(info->flags & FBINFO_HWACCEL_DISABLED) && RING_SPACE(chan, 4)) {
-                NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
-                info->flags |= FBINFO_HWACCEL_DISABLED;
+                nouveau_fbcon_gpu_lockup(info);
         }
 
         if (info->flags & FBINFO_HWACCEL_DISABLED) {
@@ -62,14 +61,12 @@ nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
         struct drm_device *dev = par->dev;
         struct drm_nouveau_private *dev_priv = dev->dev_private;
         struct nouveau_channel *chan = dev_priv->channel;
-        uint32_t color = ((uint32_t *) info->pseudo_palette)[rect->color];
 
         if (info->state != FBINFO_STATE_RUNNING)
                 return;
 
         if (!(info->flags & FBINFO_HWACCEL_DISABLED) && RING_SPACE(chan, 7)) {
-                NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
-                info->flags |= FBINFO_HWACCEL_DISABLED;
+                nouveau_fbcon_gpu_lockup(info);
         }
 
         if (info->flags & FBINFO_HWACCEL_DISABLED) {
@@ -80,7 +77,11 @@ nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
         BEGIN_RING(chan, NvSubGdiRect, 0x02fc, 1);
         OUT_RING(chan, (rect->rop != ROP_COPY) ? 1 : 3);
         BEGIN_RING(chan, NvSubGdiRect, 0x03fc, 1);
-        OUT_RING(chan, color);
+        if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
+            info->fix.visual == FB_VISUAL_DIRECTCOLOR)
+                OUT_RING(chan, ((uint32_t *)info->pseudo_palette)[rect->color]);
+        else
+                OUT_RING(chan, rect->color);
         BEGIN_RING(chan, NvSubGdiRect, 0x0400, 2);
         OUT_RING(chan, (rect->dx << 16) | rect->dy);
         OUT_RING(chan, (rect->width << 16) | rect->height);
@@ -109,8 +110,7 @@ nv04_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
         }
 
         if (!(info->flags & FBINFO_HWACCEL_DISABLED) && RING_SPACE(chan, 8)) {
-                NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
-                info->flags |= FBINFO_HWACCEL_DISABLED;
+                nouveau_fbcon_gpu_lockup(info);
         }
 
         if (info->flags & FBINFO_HWACCEL_DISABLED) {
@@ -144,8 +144,7 @@ nv04_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
                 int iter_len = dsize > 128 ? 128 : dsize;
 
                 if (RING_SPACE(chan, iter_len + 1)) {
-                        NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
-                        info->flags |= FBINFO_HWACCEL_DISABLED;
+                        nouveau_fbcon_gpu_lockup(info);
                         cfb_imageblit(info, image);
                         return;
                 }
@@ -184,6 +183,7 @@ nv04_fbcon_accel_init(struct fb_info *info)
         struct drm_device *dev = par->dev;
         struct drm_nouveau_private *dev_priv = dev->dev_private;
         struct nouveau_channel *chan = dev_priv->channel;
+        const int sub = NvSubCtxSurf2D;
         int surface_fmt, pattern_fmt, rect_fmt;
         int ret;
 
@@ -242,30 +242,29 @@ nv04_fbcon_accel_init(struct fb_info *info)
                 return ret;
 
         if (RING_SPACE(chan, 49)) {
-                NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
-                info->flags |= FBINFO_HWACCEL_DISABLED;
+                nouveau_fbcon_gpu_lockup(info);
                 return 0;
         }
 
-        BEGIN_RING(chan, 1, 0x0000, 1);
+        BEGIN_RING(chan, sub, 0x0000, 1);
         OUT_RING(chan, NvCtxSurf2D);
-        BEGIN_RING(chan, 1, 0x0184, 2);
+        BEGIN_RING(chan, sub, 0x0184, 2);
         OUT_RING(chan, NvDmaFB);
         OUT_RING(chan, NvDmaFB);
-        BEGIN_RING(chan, 1, 0x0300, 4);
+        BEGIN_RING(chan, sub, 0x0300, 4);
         OUT_RING(chan, surface_fmt);
         OUT_RING(chan, info->fix.line_length | (info->fix.line_length << 16));
         OUT_RING(chan, info->fix.smem_start - dev->mode_config.fb_base);
         OUT_RING(chan, info->fix.smem_start - dev->mode_config.fb_base);
 
-        BEGIN_RING(chan, 1, 0x0000, 1);
+        BEGIN_RING(chan, sub, 0x0000, 1);
         OUT_RING(chan, NvRop);
-        BEGIN_RING(chan, 1, 0x0300, 1);
+        BEGIN_RING(chan, sub, 0x0300, 1);
         OUT_RING(chan, 0x55);
 
-        BEGIN_RING(chan, 1, 0x0000, 1);
+        BEGIN_RING(chan, sub, 0x0000, 1);
         OUT_RING(chan, NvImagePatt);
-        BEGIN_RING(chan, 1, 0x0300, 8);
+        BEGIN_RING(chan, sub, 0x0300, 8);
         OUT_RING(chan, pattern_fmt);
 #ifdef __BIG_ENDIAN
         OUT_RING(chan, 2);
@@ -279,9 +278,9 @@ nv04_fbcon_accel_init(struct fb_info *info)
         OUT_RING(chan, ~0);
         OUT_RING(chan, ~0);
 
-        BEGIN_RING(chan, 1, 0x0000, 1);
+        BEGIN_RING(chan, sub, 0x0000, 1);
         OUT_RING(chan, NvClipRect);
-        BEGIN_RING(chan, 1, 0x0300, 2);
+        BEGIN_RING(chan, sub, 0x0300, 2);
         OUT_RING(chan, 0);
         OUT_RING(chan, (info->var.yres_virtual << 16) | info->var.xres_virtual);
 
diff --git a/drivers/gpu/drm/nouveau/nv04_fifo.c b/drivers/gpu/drm/nouveau/nv04_fifo.c
index 0c3cd53c7313..f31347b8c9b0 100644
--- a/drivers/gpu/drm/nouveau/nv04_fifo.c
+++ b/drivers/gpu/drm/nouveau/nv04_fifo.c
@@ -71,6 +71,40 @@ nv04_fifo_reassign(struct drm_device *dev, bool enable)
         return (reassign == 1);
 }
 
+bool
+nv04_fifo_cache_flush(struct drm_device *dev)
+{
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
+        uint64_t start = ptimer->read(dev);
+
+        do {
+                if (nv_rd32(dev, NV03_PFIFO_CACHE1_GET) ==
+                    nv_rd32(dev, NV03_PFIFO_CACHE1_PUT))
+                        return true;
+
+        } while (ptimer->read(dev) - start < 100000000);
+
+        NV_ERROR(dev, "Timeout flushing the PFIFO cache.\n");
+
+        return false;
+}
+
+bool
+nv04_fifo_cache_pull(struct drm_device *dev, bool enable)
+{
+        uint32_t pull = nv_rd32(dev, NV04_PFIFO_CACHE1_PULL0);
+
+        if (enable) {
+                nv_wr32(dev, NV04_PFIFO_CACHE1_PULL0, pull | 1);
+        } else {
+                nv_wr32(dev, NV04_PFIFO_CACHE1_PULL0, pull & ~1);
+                nv_wr32(dev, NV04_PFIFO_CACHE1_HASH, 0);
+        }
+
+        return !!(pull & 1);
+}
+
 int
 nv04_fifo_channel_id(struct drm_device *dev)
 {
diff --git a/drivers/gpu/drm/nouveau/nv04_graph.c b/drivers/gpu/drm/nouveau/nv04_graph.c
index d561d773c0f4..e260986ea65a 100644
--- a/drivers/gpu/drm/nouveau/nv04_graph.c
+++ b/drivers/gpu/drm/nouveau/nv04_graph.c
@@ -28,6 +28,10 @@
 #include "nouveau_drv.h"
 
 static uint32_t nv04_graph_ctx_regs[] = {
+        0x0040053c,
+        0x00400544,
+        0x00400540,
+        0x00400548,
         NV04_PGRAPH_CTX_SWITCH1,
         NV04_PGRAPH_CTX_SWITCH2,
         NV04_PGRAPH_CTX_SWITCH3,
@@ -102,69 +106,69 @@ static uint32_t nv04_graph_ctx_regs[] = {
         NV04_PGRAPH_PATT_COLOR0,
         NV04_PGRAPH_PATT_COLOR1,
         NV04_PGRAPH_PATT_COLORRAM+0x00,
-        NV04_PGRAPH_PATT_COLORRAM+0x01,
-        NV04_PGRAPH_PATT_COLORRAM+0x02,
-        NV04_PGRAPH_PATT_COLORRAM+0x03,
         NV04_PGRAPH_PATT_COLORRAM+0x04,
-        NV04_PGRAPH_PATT_COLORRAM+0x05,
-        NV04_PGRAPH_PATT_COLORRAM+0x06,
-        NV04_PGRAPH_PATT_COLORRAM+0x07,
         NV04_PGRAPH_PATT_COLORRAM+0x08,
-        NV04_PGRAPH_PATT_COLORRAM+0x09,
-        NV04_PGRAPH_PATT_COLORRAM+0x0A,
-        NV04_PGRAPH_PATT_COLORRAM+0x0B,
-        NV04_PGRAPH_PATT_COLORRAM+0x0C,
-        NV04_PGRAPH_PATT_COLORRAM+0x0D,
-        NV04_PGRAPH_PATT_COLORRAM+0x0E,
-        NV04_PGRAPH_PATT_COLORRAM+0x0F,
+        NV04_PGRAPH_PATT_COLORRAM+0x0c,
         NV04_PGRAPH_PATT_COLORRAM+0x10,
-        NV04_PGRAPH_PATT_COLORRAM+0x11,
-        NV04_PGRAPH_PATT_COLORRAM+0x12,
-        NV04_PGRAPH_PATT_COLORRAM+0x13,
         NV04_PGRAPH_PATT_COLORRAM+0x14,
-        NV04_PGRAPH_PATT_COLORRAM+0x15,
-        NV04_PGRAPH_PATT_COLORRAM+0x16,
-        NV04_PGRAPH_PATT_COLORRAM+0x17,
         NV04_PGRAPH_PATT_COLORRAM+0x18,
-        NV04_PGRAPH_PATT_COLORRAM+0x19,
-        NV04_PGRAPH_PATT_COLORRAM+0x1A,
-        NV04_PGRAPH_PATT_COLORRAM+0x1B,
-        NV04_PGRAPH_PATT_COLORRAM+0x1C,
-        NV04_PGRAPH_PATT_COLORRAM+0x1D,
-        NV04_PGRAPH_PATT_COLORRAM+0x1E,
-        NV04_PGRAPH_PATT_COLORRAM+0x1F,
+        NV04_PGRAPH_PATT_COLORRAM+0x1c,
         NV04_PGRAPH_PATT_COLORRAM+0x20,
-        NV04_PGRAPH_PATT_COLORRAM+0x21,
-        NV04_PGRAPH_PATT_COLORRAM+0x22,
-        NV04_PGRAPH_PATT_COLORRAM+0x23,
         NV04_PGRAPH_PATT_COLORRAM+0x24,
-        NV04_PGRAPH_PATT_COLORRAM+0x25,
-        NV04_PGRAPH_PATT_COLORRAM+0x26,
-        NV04_PGRAPH_PATT_COLORRAM+0x27,
         NV04_PGRAPH_PATT_COLORRAM+0x28,
-        NV04_PGRAPH_PATT_COLORRAM+0x29,
-        NV04_PGRAPH_PATT_COLORRAM+0x2A,
-        NV04_PGRAPH_PATT_COLORRAM+0x2B,
-        NV04_PGRAPH_PATT_COLORRAM+0x2C,
-        NV04_PGRAPH_PATT_COLORRAM+0x2D,
-        NV04_PGRAPH_PATT_COLORRAM+0x2E,
-        NV04_PGRAPH_PATT_COLORRAM+0x2F,
+        NV04_PGRAPH_PATT_COLORRAM+0x2c,
         NV04_PGRAPH_PATT_COLORRAM+0x30,
-        NV04_PGRAPH_PATT_COLORRAM+0x31,
-        NV04_PGRAPH_PATT_COLORRAM+0x32,
-        NV04_PGRAPH_PATT_COLORRAM+0x33,
         NV04_PGRAPH_PATT_COLORRAM+0x34,
-        NV04_PGRAPH_PATT_COLORRAM+0x35,
-        NV04_PGRAPH_PATT_COLORRAM+0x36,
-        NV04_PGRAPH_PATT_COLORRAM+0x37,
         NV04_PGRAPH_PATT_COLORRAM+0x38,
-        NV04_PGRAPH_PATT_COLORRAM+0x39,
-        NV04_PGRAPH_PATT_COLORRAM+0x3A,
-        NV04_PGRAPH_PATT_COLORRAM+0x3B,
-        NV04_PGRAPH_PATT_COLORRAM+0x3C,
-        NV04_PGRAPH_PATT_COLORRAM+0x3D,
-        NV04_PGRAPH_PATT_COLORRAM+0x3E,
-        NV04_PGRAPH_PATT_COLORRAM+0x3F,
+        NV04_PGRAPH_PATT_COLORRAM+0x3c,
+        NV04_PGRAPH_PATT_COLORRAM+0x40,
+        NV04_PGRAPH_PATT_COLORRAM+0x44,
+        NV04_PGRAPH_PATT_COLORRAM+0x48,
+        NV04_PGRAPH_PATT_COLORRAM+0x4c,
+        NV04_PGRAPH_PATT_COLORRAM+0x50,
+        NV04_PGRAPH_PATT_COLORRAM+0x54,
+        NV04_PGRAPH_PATT_COLORRAM+0x58,
+        NV04_PGRAPH_PATT_COLORRAM+0x5c,
+        NV04_PGRAPH_PATT_COLORRAM+0x60,
+        NV04_PGRAPH_PATT_COLORRAM+0x64,
+        NV04_PGRAPH_PATT_COLORRAM+0x68,
+        NV04_PGRAPH_PATT_COLORRAM+0x6c,
+        NV04_PGRAPH_PATT_COLORRAM+0x70,
+        NV04_PGRAPH_PATT_COLORRAM+0x74,
+        NV04_PGRAPH_PATT_COLORRAM+0x78,
+        NV04_PGRAPH_PATT_COLORRAM+0x7c,
+        NV04_PGRAPH_PATT_COLORRAM+0x80,
+        NV04_PGRAPH_PATT_COLORRAM+0x84,
+        NV04_PGRAPH_PATT_COLORRAM+0x88,
+        NV04_PGRAPH_PATT_COLORRAM+0x8c,
+        NV04_PGRAPH_PATT_COLORRAM+0x90,
+        NV04_PGRAPH_PATT_COLORRAM+0x94,
+        NV04_PGRAPH_PATT_COLORRAM+0x98,
+        NV04_PGRAPH_PATT_COLORRAM+0x9c,
+        NV04_PGRAPH_PATT_COLORRAM+0xa0,
+        NV04_PGRAPH_PATT_COLORRAM+0xa4,
+        NV04_PGRAPH_PATT_COLORRAM+0xa8,
+        NV04_PGRAPH_PATT_COLORRAM+0xac,
+        NV04_PGRAPH_PATT_COLORRAM+0xb0,
+        NV04_PGRAPH_PATT_COLORRAM+0xb4,
+        NV04_PGRAPH_PATT_COLORRAM+0xb8,
+        NV04_PGRAPH_PATT_COLORRAM+0xbc,
+        NV04_PGRAPH_PATT_COLORRAM+0xc0,
+        NV04_PGRAPH_PATT_COLORRAM+0xc4,
+        NV04_PGRAPH_PATT_COLORRAM+0xc8,
+        NV04_PGRAPH_PATT_COLORRAM+0xcc,
+        NV04_PGRAPH_PATT_COLORRAM+0xd0,
+        NV04_PGRAPH_PATT_COLORRAM+0xd4,
+        NV04_PGRAPH_PATT_COLORRAM+0xd8,
+        NV04_PGRAPH_PATT_COLORRAM+0xdc,
+        NV04_PGRAPH_PATT_COLORRAM+0xe0,
+        NV04_PGRAPH_PATT_COLORRAM+0xe4,
+        NV04_PGRAPH_PATT_COLORRAM+0xe8,
+        NV04_PGRAPH_PATT_COLORRAM+0xec,
+        NV04_PGRAPH_PATT_COLORRAM+0xf0,
+        NV04_PGRAPH_PATT_COLORRAM+0xf4,
+        NV04_PGRAPH_PATT_COLORRAM+0xf8,
+        NV04_PGRAPH_PATT_COLORRAM+0xfc,
         NV04_PGRAPH_PATTERN,
         0x0040080c,
         NV04_PGRAPH_PATTERN_SHAPE,
@@ -247,14 +251,6 @@ static uint32_t nv04_graph_ctx_regs[] = {
         0x004004f8,
         0x0040047c,
         0x004004fc,
-        0x0040053c,
-        0x00400544,
-        0x00400540,
-        0x00400548,
-        0x00400560,
-        0x00400568,
-        0x00400564,
-        0x0040056c,
         0x00400534,
         0x00400538,
         0x00400514,
@@ -341,9 +337,8 @@ static uint32_t nv04_graph_ctx_regs[] = {
         0x00400500,
         0x00400504,
         NV04_PGRAPH_VALID1,
-        NV04_PGRAPH_VALID2
-
-
+        NV04_PGRAPH_VALID2,
+        NV04_PGRAPH_DEBUG_3
 };
 
 struct graph_state {
@@ -388,6 +383,18 @@ nv04_graph_context_switch(struct drm_device *dev)
         pgraph->fifo_access(dev, true);
 }
 
+static uint32_t *ctx_reg(struct graph_state *ctx, uint32_t reg)
+{
+        int i;
+
+        for (i = 0; i < ARRAY_SIZE(nv04_graph_ctx_regs); i++) {
+                if (nv04_graph_ctx_regs[i] == reg)
+                        return &ctx->nv04[i];
+        }
+
+        return NULL;
+}
+
 int nv04_graph_create_context(struct nouveau_channel *chan)
 {
         struct graph_state *pgraph_ctx;
@@ -398,15 +405,8 @@ int nv04_graph_create_context(struct nouveau_channel *chan)
         if (pgraph_ctx == NULL)
                 return -ENOMEM;
 
-        /* dev_priv->fifos[channel].pgraph_ctx_user = channel << 24; */
-        pgraph_ctx->nv04[0] = 0x0001ffff;
-        /* is it really needed ??? */
-#if 0
-        dev_priv->fifos[channel].pgraph_ctx[1] =
-                                        nv_rd32(dev, NV_PGRAPH_DEBUG_4);
-        dev_priv->fifos[channel].pgraph_ctx[2] =
-                                        nv_rd32(dev, 0x004006b0);
-#endif
+        *ctx_reg(pgraph_ctx, NV04_PGRAPH_DEBUG_3) = 0xfad4ff31;
+
         return 0;
 }
 
@@ -429,9 +429,13 @@ int nv04_graph_load_context(struct nouveau_channel *chan)
                 nv_wr32(dev, nv04_graph_ctx_regs[i], pgraph_ctx->nv04[i]);
 
         nv_wr32(dev, NV04_PGRAPH_CTX_CONTROL, 0x10010100);
-        nv_wr32(dev, NV04_PGRAPH_CTX_USER, chan->id << 24);
+
+        tmp  = nv_rd32(dev, NV04_PGRAPH_CTX_USER) & 0x00ffffff;
+        nv_wr32(dev, NV04_PGRAPH_CTX_USER, tmp | chan->id << 24);
+
         tmp = nv_rd32(dev, NV04_PGRAPH_FFINTFC_ST2);
         nv_wr32(dev, NV04_PGRAPH_FFINTFC_ST2, tmp & 0x000fffff);
+
         return 0;
 }
 
@@ -494,7 +498,7 @@ int nv04_graph_init(struct drm_device *dev)
         nv_wr32(dev, NV04_PGRAPH_STATE        , 0xFFFFFFFF);
         nv_wr32(dev, NV04_PGRAPH_CTX_CONTROL  , 0x10000100);
         tmp  = nv_rd32(dev, NV04_PGRAPH_CTX_USER) & 0x00ffffff;
-        tmp |= dev_priv->engine.fifo.channels << 24;
+        tmp |= (dev_priv->engine.fifo.channels - 1) << 24;
         nv_wr32(dev, NV04_PGRAPH_CTX_USER, tmp);
 
         /* These don't belong here, they're part of a per-channel context */
@@ -533,7 +537,7 @@ nv04_graph_mthd_set_operation(struct nouveau_channel *chan, int grclass,
                               int mthd, uint32_t data)
 {
         struct drm_device *dev = chan->dev;
-        uint32_t instance = nv_rd32(dev, NV04_PGRAPH_CTX_SWITCH4) & 0xffff;
+        uint32_t instance = (nv_rd32(dev, NV04_PGRAPH_CTX_SWITCH4) & 0xffff) << 4;
         int subc = (nv_rd32(dev, NV04_PGRAPH_TRAPPED_ADDR) >> 13) & 0x7;
         uint32_t tmp;
 
@@ -547,7 +551,7 @@ nv04_graph_mthd_set_operation(struct nouveau_channel *chan, int grclass,
         return 0;
 }
 
-static struct nouveau_pgraph_object_method nv04_graph_mthds_m2mf[] = {
+static struct nouveau_pgraph_object_method nv04_graph_mthds_sw[] = {
         { 0x0150, nv04_graph_mthd_set_ref },
         {}
 };
@@ -558,7 +562,7 @@ static struct nouveau_pgraph_object_method nv04_graph_mthds_set_operation[] = {
 };
 
 struct nouveau_pgraph_object_class nv04_graph_grclass[] = {
-        { 0x0039, false, nv04_graph_mthds_m2mf },
+        { 0x0039, false, NULL },
         { 0x004a, false, nv04_graph_mthds_set_operation }, /* gdirect */
         { 0x005f, false, nv04_graph_mthds_set_operation }, /* imageblit */
         { 0x0061, false, nv04_graph_mthds_set_operation }, /* ifc */
@@ -574,6 +578,7 @@ struct nouveau_pgraph_object_class nv04_graph_grclass[] = {
         { 0x0053, false, NULL }, /* surf3d */
         { 0x0054, false, NULL }, /* tex_tri */
         { 0x0055, false, NULL }, /* multitex_tri */
+        { 0x506e, true, nv04_graph_mthds_sw },
         {}
 };
 
diff --git a/drivers/gpu/drm/nouveau/nv10_fb.c b/drivers/gpu/drm/nouveau/nv10_fb.c
index 79e2d104d70a..cc5cda44e501 100644
--- a/drivers/gpu/drm/nouveau/nv10_fb.c
+++ b/drivers/gpu/drm/nouveau/nv10_fb.c
@@ -3,17 +3,37 @@
 #include "nouveau_drv.h"
 #include "nouveau_drm.h"
 
+void
+nv10_fb_set_region_tiling(struct drm_device *dev, int i, uint32_t addr,
+                          uint32_t size, uint32_t pitch)
+{
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        uint32_t limit = max(1u, addr + size) - 1;
+
+        if (pitch) {
+                if (dev_priv->card_type >= NV_20)
+                        addr |= 1;
+                else
+                        addr |= 1 << 31;
+        }
+
+        nv_wr32(dev, NV10_PFB_TLIMIT(i), limit);
+        nv_wr32(dev, NV10_PFB_TSIZE(i), pitch);
+        nv_wr32(dev, NV10_PFB_TILE(i), addr);
+}
+
 int
 nv10_fb_init(struct drm_device *dev)
 {
-        uint32_t fb_bar_size;
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        struct nouveau_fb_engine *pfb = &dev_priv->engine.fb;
         int i;
 
-        fb_bar_size = drm_get_resource_len(dev, 0) - 1;
-        for (i = 0; i < NV10_PFB_TILE__SIZE; i++) {
-                nv_wr32(dev, NV10_PFB_TILE(i), 0);
-                nv_wr32(dev, NV10_PFB_TLIMIT(i), fb_bar_size);
-        }
+        pfb->num_tiles = NV10_PFB_TILE__SIZE;
+
+        /* Turn all the tiling regions off. */
+        for (i = 0; i < pfb->num_tiles; i++)
+                pfb->set_region_tiling(dev, i, 0, 0, 0);
 
         return 0;
 }
diff --git a/drivers/gpu/drm/nouveau/nv10_graph.c b/drivers/gpu/drm/nouveau/nv10_graph.c
index 6870e0ee2e7e..fcf2cdd19493 100644
--- a/drivers/gpu/drm/nouveau/nv10_graph.c
+++ b/drivers/gpu/drm/nouveau/nv10_graph.c
@@ -807,6 +807,20 @@ void nv10_graph_destroy_context(struct nouveau_channel *chan)
         chan->pgraph_ctx = NULL;
 }
 
+void
+nv10_graph_set_region_tiling(struct drm_device *dev, int i, uint32_t addr,
+                             uint32_t size, uint32_t pitch)
+{
+        uint32_t limit = max(1u, addr + size) - 1;
+
+        if (pitch)
+                addr |= 1 << 31;
+
+        nv_wr32(dev, NV10_PGRAPH_TLIMIT(i), limit);
+        nv_wr32(dev, NV10_PGRAPH_TSIZE(i), pitch);
+        nv_wr32(dev, NV10_PGRAPH_TILE(i), addr);
+}
+
 int nv10_graph_init(struct drm_device *dev)
 {
         struct drm_nouveau_private *dev_priv = dev->dev_private;
@@ -838,17 +852,9 @@ int nv10_graph_init(struct drm_device *dev)
         } else
                 nv_wr32(dev, NV10_PGRAPH_DEBUG_4, 0x00000000);
 
-        /* copy tile info from PFB */
-        for (i = 0; i < NV10_PFB_TILE__SIZE; i++) {
-                nv_wr32(dev, NV10_PGRAPH_TILE(i),
-                                        nv_rd32(dev, NV10_PFB_TILE(i)));
-                nv_wr32(dev, NV10_PGRAPH_TLIMIT(i),
-                                        nv_rd32(dev, NV10_PFB_TLIMIT(i)));
-                nv_wr32(dev, NV10_PGRAPH_TSIZE(i),
-                                        nv_rd32(dev, NV10_PFB_TSIZE(i)));
-                nv_wr32(dev, NV10_PGRAPH_TSTATUS(i),
-                                        nv_rd32(dev, NV10_PFB_TSTATUS(i)));
-        }
+        /* Turn all the tiling regions off. */
+        for (i = 0; i < NV10_PFB_TILE__SIZE; i++)
+                nv10_graph_set_region_tiling(dev, i, 0, 0, 0);
 
         nv_wr32(dev, NV10_PGRAPH_CTX_SWITCH1, 0x00000000);
         nv_wr32(dev, NV10_PGRAPH_CTX_SWITCH2, 0x00000000);
diff --git a/drivers/gpu/drm/nouveau/nv17_tv.c b/drivers/gpu/drm/nouveau/nv17_tv.c
index 81c01353a9f9..58b917c3341b 100644
--- a/drivers/gpu/drm/nouveau/nv17_tv.c
+++ b/drivers/gpu/drm/nouveau/nv17_tv.c
@@ -33,13 +33,103 @@
 #include "nouveau_hw.h"
 #include "nv17_tv.h"
 
-enum drm_connector_status nv17_tv_detect(struct drm_encoder *encoder,
-                                         struct drm_connector *connector,
-                                         uint32_t pin_mask)
+static uint32_t nv42_tv_sample_load(struct drm_encoder *encoder)
 {
+        struct drm_device *dev = encoder->dev;
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        uint32_t testval, regoffset = nv04_dac_output_offset(encoder);
+        uint32_t gpio0, gpio1, fp_htotal, fp_hsync_start, fp_hsync_end,
+                fp_control, test_ctrl, dacclk, ctv_14, ctv_1c, ctv_6c;
+        uint32_t sample = 0;
+        int head;
+
+#define RGB_TEST_DATA(r, g, b) (r << 0 | g << 10 | b << 20)
+        testval = RGB_TEST_DATA(0x82, 0xeb, 0x82);
+        if (dev_priv->vbios->tvdactestval)
+                testval = dev_priv->vbios->tvdactestval;
+
+        dacclk = NVReadRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset);
+        head = (dacclk & 0x100) >> 8;
+
+        /* Save the previous state. */
+        gpio1 = nv17_gpio_get(dev, DCB_GPIO_TVDAC1);
+        gpio0 = nv17_gpio_get(dev, DCB_GPIO_TVDAC0);
+        fp_htotal = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL);
+        fp_hsync_start = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START);
+        fp_hsync_end = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END);
+        fp_control = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL);
+        test_ctrl = NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset);
+        ctv_1c = NVReadRAMDAC(dev, head, 0x680c1c);
+        ctv_14 = NVReadRAMDAC(dev, head, 0x680c14);
+        ctv_6c = NVReadRAMDAC(dev, head, 0x680c6c);
+
+        /* Prepare the DAC for load detection.  */
+        nv17_gpio_set(dev, DCB_GPIO_TVDAC1, true);
+        nv17_gpio_set(dev, DCB_GPIO_TVDAC0, true);
+
+        NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL, 1343);
+        NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START, 1047);
+        NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END, 1183);
+        NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL,
+                      NV_PRAMDAC_FP_TG_CONTROL_DISPEN_POS |
+                      NV_PRAMDAC_FP_TG_CONTROL_WIDTH_12 |
+                      NV_PRAMDAC_FP_TG_CONTROL_READ_PROG |
+                      NV_PRAMDAC_FP_TG_CONTROL_HSYNC_POS |
+                      NV_PRAMDAC_FP_TG_CONTROL_VSYNC_POS);
+
+        NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset, 0);
+
+        NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset,
+                      (dacclk & ~0xff) | 0x22);
+        msleep(1);
+        NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset,
+                      (dacclk & ~0xff) | 0x21);
+
+        NVWriteRAMDAC(dev, head, 0x680c1c, 1 << 20);
+        NVWriteRAMDAC(dev, head, 0x680c14, 4 << 16);
+
+        /* Sample pin 0x4 (usually S-video luma). */
+        NVWriteRAMDAC(dev, head, 0x680c6c, testval >> 10 & 0x3ff);
+        msleep(20);
+        sample |= NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset)
+                & 0x4 << 28;
+
+        /* Sample the remaining pins. */
+        NVWriteRAMDAC(dev, head, 0x680c6c, testval & 0x3ff);
+        msleep(20);
+        sample |= NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset)
+                & 0xa << 28;
+
+        /* Restore the previous state. */
+        NVWriteRAMDAC(dev, head, 0x680c1c, ctv_1c);
+        NVWriteRAMDAC(dev, head, 0x680c14, ctv_14);
+        NVWriteRAMDAC(dev, head, 0x680c6c, ctv_6c);
+        NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset, dacclk);
+        NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset, test_ctrl);
+        NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL, fp_control);
+        NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END, fp_hsync_end);
+        NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START, fp_hsync_start);
+        NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL, fp_htotal);
+        nv17_gpio_set(dev, DCB_GPIO_TVDAC1, gpio1);
+        nv17_gpio_set(dev, DCB_GPIO_TVDAC0, gpio0);
+
+        return sample;
+}
+
+static enum drm_connector_status
+nv17_tv_detect(struct drm_encoder *encoder, struct drm_connector *connector)
+{
+        struct drm_device *dev = encoder->dev;
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        struct drm_mode_config *conf = &dev->mode_config;
         struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
+        struct dcb_entry *dcb = tv_enc->base.dcb;
 
-        tv_enc->pin_mask = pin_mask >> 28 & 0xe;
+        if (dev_priv->chipset == 0x42 ||
+            dev_priv->chipset == 0x43)
+                tv_enc->pin_mask = nv42_tv_sample_load(encoder) >> 28 & 0xe;
+        else
+                tv_enc->pin_mask = nv17_dac_sample_load(encoder) >> 28 & 0xe;
 
         switch (tv_enc->pin_mask) {
         case 0x2:
@@ -50,7 +140,7 @@ enum drm_connector_status nv17_tv_detect(struct drm_encoder *encoder,
                 tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_SVIDEO;
                 break;
         case 0xe:
-                if (nouveau_encoder(encoder)->dcb->tvconf.has_component_output)
+                if (dcb->tvconf.has_component_output)
                         tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Component;
                 else
                         tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_SCART;
@@ -61,11 +151,16 @@ enum drm_connector_status nv17_tv_detect(struct drm_encoder *encoder,
         }
 
         drm_connector_property_set_value(connector,
-                        encoder->dev->mode_config.tv_subconnector_property,
-                                                        tv_enc->subconnector);
+                                         conf->tv_subconnector_property,
+                                         tv_enc->subconnector);
 
-        return tv_enc->subconnector ? connector_status_connected :
-                                        connector_status_disconnected;
+        if (tv_enc->subconnector) {
+                NV_INFO(dev, "Load detected on output %c\n",
+                        '@' + ffs(dcb->or));
+                return connector_status_connected;
+        } else {
+                return connector_status_disconnected;
+        }
 }
 
 static const struct {
@@ -633,7 +728,7 @@ static struct drm_encoder_helper_funcs nv17_tv_helper_funcs = {
         .prepare = nv17_tv_prepare,
         .commit = nv17_tv_commit,
         .mode_set = nv17_tv_mode_set,
-        .detect = nv17_dac_detect,
+        .detect = nv17_tv_detect,
 };
 
 static struct drm_encoder_slave_funcs nv17_tv_slave_funcs = {
diff --git a/drivers/gpu/drm/nouveau/nv20_graph.c b/drivers/gpu/drm/nouveau/nv20_graph.c
index 18ba74f19703..d6fc0a82f03d 100644
--- a/drivers/gpu/drm/nouveau/nv20_graph.c
+++ b/drivers/gpu/drm/nouveau/nv20_graph.c
@@ -514,6 +514,27 @@ nv20_graph_rdi(struct drm_device *dev)
         nouveau_wait_for_idle(dev);
 }
 
+void
+nv20_graph_set_region_tiling(struct drm_device *dev, int i, uint32_t addr,
+                             uint32_t size, uint32_t pitch)
+{
+        uint32_t limit = max(1u, addr + size) - 1;
+
+        if (pitch)
+                addr |= 1;
+
+        nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), limit);
+        nv_wr32(dev, NV20_PGRAPH_TSIZE(i), pitch);
+        nv_wr32(dev, NV20_PGRAPH_TILE(i), addr);
+
+        nv_wr32(dev, NV10_PGRAPH_RDI_INDEX, 0x00EA0030 + 4 * i);
+        nv_wr32(dev, NV10_PGRAPH_RDI_DATA, limit);
+        nv_wr32(dev, NV10_PGRAPH_RDI_INDEX, 0x00EA0050 + 4 * i);
+        nv_wr32(dev, NV10_PGRAPH_RDI_DATA, pitch);
+        nv_wr32(dev, NV10_PGRAPH_RDI_INDEX, 0x00EA0010 + 4 * i);
+        nv_wr32(dev, NV10_PGRAPH_RDI_DATA, addr);
+}
+
 int
 nv20_graph_init(struct drm_device *dev)
 {
@@ -572,27 +593,10 @@ nv20_graph_init(struct drm_device *dev)
                 nv_wr32(dev, NV10_PGRAPH_RDI_DATA , 0x00000030);
         }
 
-        /* copy tile info from PFB */
-        for (i = 0; i < NV10_PFB_TILE__SIZE; i++) {
-                nv_wr32(dev, 0x00400904 + i * 0x10,
-                                        nv_rd32(dev, NV10_PFB_TLIMIT(i)));
-                        /* which is NV40_PGRAPH_TLIMIT0(i) ?? */
-                nv_wr32(dev, NV10_PGRAPH_RDI_INDEX, 0x00EA0030 + i * 4);
-                nv_wr32(dev, NV10_PGRAPH_RDI_DATA,
-                                        nv_rd32(dev, NV10_PFB_TLIMIT(i)));
-                nv_wr32(dev, 0x00400908 + i * 0x10,
-                                        nv_rd32(dev, NV10_PFB_TSIZE(i)));
-                        /* which is NV40_PGRAPH_TSIZE0(i) ?? */
-                nv_wr32(dev, NV10_PGRAPH_RDI_INDEX, 0x00EA0050 + i * 4);
-                nv_wr32(dev, NV10_PGRAPH_RDI_DATA,
-                                        nv_rd32(dev, NV10_PFB_TSIZE(i)));
-                nv_wr32(dev, 0x00400900 + i * 0x10,
-                                        nv_rd32(dev, NV10_PFB_TILE(i)));
-                        /* which is NV40_PGRAPH_TILE0(i) ?? */
-                nv_wr32(dev, NV10_PGRAPH_RDI_INDEX, 0x00EA0010 + i * 4);
-                nv_wr32(dev, NV10_PGRAPH_RDI_DATA,
-                                        nv_rd32(dev, NV10_PFB_TILE(i)));
-        }
+        /* Turn all the tiling regions off. */
+        for (i = 0; i < NV10_PFB_TILE__SIZE; i++)
+                nv20_graph_set_region_tiling(dev, i, 0, 0, 0);
+
         for (i = 0; i < 8; i++) {
                 nv_wr32(dev, 0x400980 + i * 4, nv_rd32(dev, 0x100300 + i * 4));
                 nv_wr32(dev, NV10_PGRAPH_RDI_INDEX, 0x00EA0090 + i * 4);
@@ -704,18 +708,9 @@ nv30_graph_init(struct drm_device *dev)
 
         nv_wr32(dev, 0x4000c0, 0x00000016);
 
-        /* copy tile info from PFB */
-        for (i = 0; i < NV10_PFB_TILE__SIZE; i++) {
-                nv_wr32(dev, 0x00400904 + i * 0x10,
-                                        nv_rd32(dev, NV10_PFB_TLIMIT(i)));
-                        /* which is NV40_PGRAPH_TLIMIT0(i) ?? */
-                nv_wr32(dev, 0x00400908 + i * 0x10,
-                                        nv_rd32(dev, NV10_PFB_TSIZE(i)));
-                        /* which is NV40_PGRAPH_TSIZE0(i) ?? */
-                nv_wr32(dev, 0x00400900 + i * 0x10,
-                                        nv_rd32(dev, NV10_PFB_TILE(i)));
-                        /* which is NV40_PGRAPH_TILE0(i) ?? */
-        }
+        /* Turn all the tiling regions off. */
+        for (i = 0; i < NV10_PFB_TILE__SIZE; i++)
+                nv20_graph_set_region_tiling(dev, i, 0, 0, 0);
 
         nv_wr32(dev, NV10_PGRAPH_CTX_CONTROL, 0x10000100);
         nv_wr32(dev, NV10_PGRAPH_STATE      , 0xFFFFFFFF);
diff --git a/drivers/gpu/drm/nouveau/nv40_fb.c b/drivers/gpu/drm/nouveau/nv40_fb.c
index ca1d27107a8e..3cd07d8d5bd7 100644
--- a/drivers/gpu/drm/nouveau/nv40_fb.c
+++ b/drivers/gpu/drm/nouveau/nv40_fb.c
@@ -3,12 +3,37 @@
 #include "nouveau_drv.h"
 #include "nouveau_drm.h"
 
+void
+nv40_fb_set_region_tiling(struct drm_device *dev, int i, uint32_t addr,
+                          uint32_t size, uint32_t pitch)
+{
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        uint32_t limit = max(1u, addr + size) - 1;
+
+        if (pitch)
+                addr |= 1;
+
+        switch (dev_priv->chipset) {
+        case 0x40:
+                nv_wr32(dev, NV10_PFB_TLIMIT(i), limit);
+                nv_wr32(dev, NV10_PFB_TSIZE(i), pitch);
+                nv_wr32(dev, NV10_PFB_TILE(i), addr);
+                break;
+
+        default:
+                nv_wr32(dev, NV40_PFB_TLIMIT(i), limit);
+                nv_wr32(dev, NV40_PFB_TSIZE(i), pitch);
+                nv_wr32(dev, NV40_PFB_TILE(i), addr);
+                break;
+        }
+}
+
 int
 nv40_fb_init(struct drm_device *dev)
 {
         struct drm_nouveau_private *dev_priv = dev->dev_private;
-        uint32_t fb_bar_size, tmp;
-        int num_tiles;
+        struct nouveau_fb_engine *pfb = &dev_priv->engine.fb;
+        uint32_t tmp;
         int i;
 
         /* This is strictly a NV4x register (don't know about NV5x). */
@@ -23,35 +48,23 @@ nv40_fb_init(struct drm_device *dev)
         case 0x45:
                 tmp = nv_rd32(dev, NV10_PFB_CLOSE_PAGE2);
                 nv_wr32(dev, NV10_PFB_CLOSE_PAGE2, tmp & ~(1 << 15));
-                num_tiles = NV10_PFB_TILE__SIZE;
+                pfb->num_tiles = NV10_PFB_TILE__SIZE;
                 break;
         case 0x46: /* G72 */
         case 0x47: /* G70 */
         case 0x49: /* G71 */
         case 0x4b: /* G73 */
         case 0x4c: /* C51 (G7X version) */
-                num_tiles = NV40_PFB_TILE__SIZE_1;
+                pfb->num_tiles = NV40_PFB_TILE__SIZE_1;
                 break;
         default:
-                num_tiles = NV40_PFB_TILE__SIZE_0;
+                pfb->num_tiles = NV40_PFB_TILE__SIZE_0;
                 break;
         }
 
-        fb_bar_size = drm_get_resource_len(dev, 0) - 1;
-        switch (dev_priv->chipset) {
-        case 0x40:
-                for (i = 0; i < num_tiles; i++) {
-                        nv_wr32(dev, NV10_PFB_TILE(i), 0);
-                        nv_wr32(dev, NV10_PFB_TLIMIT(i), fb_bar_size);
-                }
-                break;
-        default:
-                for (i = 0; i < num_tiles; i++) {
-                        nv_wr32(dev, NV40_PFB_TILE(i), 0);
-                        nv_wr32(dev, NV40_PFB_TLIMIT(i), fb_bar_size);
-                }
-                break;
-        }
+        /* Turn all the tiling regions off. */
+        for (i = 0; i < pfb->num_tiles; i++)
+                pfb->set_region_tiling(dev, i, 0, 0, 0);
 
         return 0;
 }
diff --git a/drivers/gpu/drm/nouveau/nv40_graph.c b/drivers/gpu/drm/nouveau/nv40_graph.c
index 2b332bb55acf..53e8afe1dcd1 100644
--- a/drivers/gpu/drm/nouveau/nv40_graph.c
+++ b/drivers/gpu/drm/nouveau/nv40_graph.c
@@ -181,6 +181,48 @@ nv40_graph_unload_context(struct drm_device *dev)
         return ret;
 }
 
+void
+nv40_graph_set_region_tiling(struct drm_device *dev, int i, uint32_t addr,
+                             uint32_t size, uint32_t pitch)
+{
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        uint32_t limit = max(1u, addr + size) - 1;
+
+        if (pitch)
+                addr |= 1;
+
+        switch (dev_priv->chipset) {
+        case 0x44:
+        case 0x4a:
+        case 0x4e:
+                nv_wr32(dev, NV20_PGRAPH_TSIZE(i), pitch);
+                nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), limit);
+                nv_wr32(dev, NV20_PGRAPH_TILE(i), addr);
+                break;
+
+        case 0x46:
+        case 0x47:
+        case 0x49:
+        case 0x4b:
+                nv_wr32(dev, NV47_PGRAPH_TSIZE(i), pitch);
+                nv_wr32(dev, NV47_PGRAPH_TLIMIT(i), limit);
+                nv_wr32(dev, NV47_PGRAPH_TILE(i), addr);
+                nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), pitch);
+                nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), limit);
+                nv_wr32(dev, NV40_PGRAPH_TILE1(i), addr);
+                break;
+
+        default:
+                nv_wr32(dev, NV20_PGRAPH_TSIZE(i), pitch);
+                nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), limit);
+                nv_wr32(dev, NV20_PGRAPH_TILE(i), addr);
+                nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), pitch);
+                nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), limit);
+                nv_wr32(dev, NV40_PGRAPH_TILE1(i), addr);
+                break;
+        }
+}
+
 /*
  * G70          0x47
  * G71          0x49
@@ -195,7 +237,8 @@ nv40_graph_init(struct drm_device *dev)
 {
         struct drm_nouveau_private *dev_priv =
                 (struct drm_nouveau_private *)dev->dev_private;
-        uint32_t vramsz, tmp;
+        struct nouveau_fb_engine *pfb = &dev_priv->engine.fb;
+        uint32_t vramsz;
         int i, j;
 
         nv_wr32(dev, NV03_PMC_ENABLE, nv_rd32(dev, NV03_PMC_ENABLE) &
@@ -292,74 +335,9 @@ nv40_graph_init(struct drm_device *dev)
         nv_wr32(dev, 0x400b38, 0x2ffff800);
         nv_wr32(dev, 0x400b3c, 0x00006000);
 
-        /* copy tile info from PFB */
-        switch (dev_priv->chipset) {
-        case 0x40: /* vanilla NV40 */
-                for (i = 0; i < NV10_PFB_TILE__SIZE; i++) {
-                        tmp = nv_rd32(dev, NV10_PFB_TILE(i));
-                        nv_wr32(dev, NV40_PGRAPH_TILE0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TILE1(i), tmp);
-                        tmp = nv_rd32(dev, NV10_PFB_TLIMIT(i));
-                        nv_wr32(dev, NV40_PGRAPH_TLIMIT0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tmp);
-                        tmp = nv_rd32(dev, NV10_PFB_TSIZE(i));
-                        nv_wr32(dev, NV40_PGRAPH_TSIZE0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tmp);
-                        tmp = nv_rd32(dev, NV10_PFB_TSTATUS(i));
-                        nv_wr32(dev, NV40_PGRAPH_TSTATUS0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TSTATUS1(i), tmp);
-                }
-                break;
-        case 0x44:
-        case 0x4a:
-        case 0x4e: /* NV44-based cores don't have 0x406900? */
-                for (i = 0; i < NV40_PFB_TILE__SIZE_0; i++) {
-                        tmp = nv_rd32(dev, NV40_PFB_TILE(i));
-                        nv_wr32(dev, NV40_PGRAPH_TILE0(i), tmp);
-                        tmp = nv_rd32(dev, NV40_PFB_TLIMIT(i));
-                        nv_wr32(dev, NV40_PGRAPH_TLIMIT0(i), tmp);
-                        tmp = nv_rd32(dev, NV40_PFB_TSIZE(i));
-                        nv_wr32(dev, NV40_PGRAPH_TSIZE0(i), tmp);
-                        tmp = nv_rd32(dev, NV40_PFB_TSTATUS(i));
-                        nv_wr32(dev, NV40_PGRAPH_TSTATUS0(i), tmp);
-                }
-                break;
-        case 0x46:
-        case 0x47:
-        case 0x49:
-        case 0x4b: /* G7X-based cores */
-                for (i = 0; i < NV40_PFB_TILE__SIZE_1; i++) {
-                        tmp = nv_rd32(dev, NV40_PFB_TILE(i));
-                        nv_wr32(dev, NV47_PGRAPH_TILE0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TILE1(i), tmp);
-                        tmp = nv_rd32(dev, NV40_PFB_TLIMIT(i));
-                        nv_wr32(dev, NV47_PGRAPH_TLIMIT0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tmp);
-                        tmp = nv_rd32(dev, NV40_PFB_TSIZE(i));
-                        nv_wr32(dev, NV47_PGRAPH_TSIZE0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tmp);
-                        tmp = nv_rd32(dev, NV40_PFB_TSTATUS(i));
-                        nv_wr32(dev, NV47_PGRAPH_TSTATUS0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TSTATUS1(i), tmp);
-                }
-                break;
-        default: /* everything else */
-                for (i = 0; i < NV40_PFB_TILE__SIZE_0; i++) {
-                        tmp = nv_rd32(dev, NV40_PFB_TILE(i));
-                        nv_wr32(dev, NV40_PGRAPH_TILE0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TILE1(i), tmp);
-                        tmp = nv_rd32(dev, NV40_PFB_TLIMIT(i));
-                        nv_wr32(dev, NV40_PGRAPH_TLIMIT0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tmp);
-                        tmp = nv_rd32(dev, NV40_PFB_TSIZE(i));
-                        nv_wr32(dev, NV40_PGRAPH_TSIZE0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tmp);
-                        tmp = nv_rd32(dev, NV40_PFB_TSTATUS(i));
-                        nv_wr32(dev, NV40_PGRAPH_TSTATUS0(i), tmp);
-                        nv_wr32(dev, NV40_PGRAPH_TSTATUS1(i), tmp);
-                }
-                break;
-        }
+        /* Turn all the tiling regions off. */
+        for (i = 0; i < pfb->num_tiles; i++)
+                nv40_graph_set_region_tiling(dev, i, 0, 0, 0);
 
         /* begin RAM config */
         vramsz = drm_get_resource_len(dev, 0) - 1;
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index a9263d92a231..90f0bf59fbcd 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -690,9 +690,21 @@ nv50_display_script_select(struct drm_device *dev, struct dcb_entry *dcbent,
                            int pxclk)
 {
         struct drm_nouveau_private *dev_priv = dev->dev_private;
+        struct nouveau_connector *nv_connector = NULL;
+        struct drm_encoder *encoder;
         struct nvbios *bios = &dev_priv->VBIOS;
         uint32_t mc, script = 0, or;
 
+        list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+                struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
+
+                if (nv_encoder->dcb != dcbent)
+                        continue;
+
+                nv_connector = nouveau_encoder_connector_get(nv_encoder);
+                break;
+        }
+
         or = ffs(dcbent->or) - 1;
         mc = nv50_display_mode_ctrl(dev, dcbent->type != OUTPUT_ANALOG, or);
         switch (dcbent->type) {
@@ -711,6 +723,11 @@ nv50_display_script_select(struct drm_device *dev, struct dcb_entry *dcbent,
                         } else
                         if (bios->fp.strapless_is_24bit & 1)
                                 script |= 0x0200;
+
+                        if (nv_connector && nv_connector->edid &&
+                            (nv_connector->edid->revision >= 4) &&
+                            (nv_connector->edid->input & 0x70) >= 0x20)
+                                script |= 0x0200;
                 }
 
                 if (nouveau_uscript_lvds >= 0) {
diff --git a/drivers/gpu/drm/nouveau/nv50_fbcon.c b/drivers/gpu/drm/nouveau/nv50_fbcon.c
index 6bcc6d39e9b0..e4f279ee61cf 100644
--- a/drivers/gpu/drm/nouveau/nv50_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nv50_fbcon.c
@@ -16,9 +16,7 @@ nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
 
         if (!(info->flags & FBINFO_HWACCEL_DISABLED) &&
              RING_SPACE(chan, rect->rop == ROP_COPY ? 7 : 11)) {
-                NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
-
-                info->flags |= FBINFO_HWACCEL_DISABLED;
+                nouveau_fbcon_gpu_lockup(info);
         }
 
         if (info->flags & FBINFO_HWACCEL_DISABLED) {
@@ -31,7 +29,11 @@ nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
                 OUT_RING(chan, 1);
         }
         BEGIN_RING(chan, NvSub2D, 0x0588, 1);
-        OUT_RING(chan, rect->color);
+        if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
+            info->fix.visual == FB_VISUAL_DIRECTCOLOR)
+                OUT_RING(chan, ((uint32_t *)info->pseudo_palette)[rect->color]);
+        else
+                OUT_RING(chan, rect->color);
         BEGIN_RING(chan, NvSub2D, 0x0600, 4);
         OUT_RING(chan, rect->dx);
         OUT_RING(chan, rect->dy);
@@ -56,9 +58,7 @@ nv50_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
                 return;
 
         if (!(info->flags & FBINFO_HWACCEL_DISABLED) && RING_SPACE(chan, 12)) {
-                NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
-
-                info->flags |= FBINFO_HWACCEL_DISABLED;
+                nouveau_fbcon_gpu_lockup(info);
         }
 
         if (info->flags & FBINFO_HWACCEL_DISABLED) {
@@ -101,8 +101,7 @@ nv50_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
         }
 
         if (!(info->flags & FBINFO_HWACCEL_DISABLED) && RING_SPACE(chan, 11)) {
-                NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
-                info->flags |= FBINFO_HWACCEL_DISABLED;
+                nouveau_fbcon_gpu_lockup(info);
         }
 
         if (info->flags & FBINFO_HWACCEL_DISABLED) {
@@ -135,9 +134,7 @@ nv50_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
                 int push = dwords > 2047 ? 2047 : dwords;
 
                 if (RING_SPACE(chan, push + 1)) {
-                        NV_ERROR(dev,
-                                 "GPU lockup - switching to software fbcon\n");
-                        info->flags |= FBINFO_HWACCEL_DISABLED;
+                        nouveau_fbcon_gpu_lockup(info);
                         cfb_imageblit(info, image);
                         return;
                 }
@@ -199,7 +196,7 @@ nv50_fbcon_accel_init(struct fb_info *info)
 
         ret = RING_SPACE(chan, 59);
         if (ret) {
-                NV_ERROR(dev, "GPU lockup - switching to software fbcon\n");
+                nouveau_fbcon_gpu_lockup(info);
                 return ret;
         }
 
diff --git a/drivers/gpu/drm/nouveau/nv50_fifo.c b/drivers/gpu/drm/nouveau/nv50_fifo.c
index b7282284f080..39caf167587d 100644
--- a/drivers/gpu/drm/nouveau/nv50_fifo.c
+++ b/drivers/gpu/drm/nouveau/nv50_fifo.c
@@ -384,8 +384,8 @@ nv50_fifo_load_context(struct nouveau_channel *chan)
                 nv_wr32(dev, NV40_PFIFO_CACHE1_DATA(ptr),
                         nv_ro32(dev, cache, (ptr * 2) + 1));
         }
-        nv_wr32(dev, 0x3210, cnt << 2);
-        nv_wr32(dev, 0x3270, 0);
+        nv_wr32(dev, NV03_PFIFO_CACHE1_PUT, cnt << 2);
+        nv_wr32(dev, NV03_PFIFO_CACHE1_GET, 0);
 
         /* guessing that all the 0x34xx regs aren't on NV50 */
         if (!IS_G80) {
@@ -398,8 +398,6 @@ nv50_fifo_load_context(struct nouveau_channel *chan)
 
         dev_priv->engine.instmem.finish_access(dev);
 
-        nv_wr32(dev, NV03_PFIFO_CACHE1_GET, 0);
-        nv_wr32(dev, NV03_PFIFO_CACHE1_PUT, 0);
         nv_wr32(dev, NV03_PFIFO_CACHE1_PUSH1, chan->id | (1<<16));
         return 0;
 }
diff --git a/drivers/gpu/drm/radeon/Makefile b/drivers/gpu/drm/radeon/Makefile
index b5f5fe75e6af..1cc7b937b1ea 100644
--- a/drivers/gpu/drm/radeon/Makefile
+++ b/drivers/gpu/drm/radeon/Makefile
@@ -24,6 +24,9 @@ $(obj)/rv515_reg_safe.h: $(src)/reg_srcs/rv515 $(obj)/mkregtable
 $(obj)/r300_reg_safe.h: $(src)/reg_srcs/r300 $(obj)/mkregtable
         $(call if_changed,mkregtable)
 
+$(obj)/r420_reg_safe.h: $(src)/reg_srcs/r420 $(obj)/mkregtable
+        $(call if_changed,mkregtable)
+
 $(obj)/rs600_reg_safe.h: $(src)/reg_srcs/rs600 $(obj)/mkregtable
         $(call if_changed,mkregtable)
 
@@ -35,6 +38,8 @@ $(obj)/rv515.o: $(obj)/rv515_reg_safe.h
 
 $(obj)/r300.o: $(obj)/r300_reg_safe.h
 
+$(obj)/r420.o: $(obj)/r420_reg_safe.h
+
 $(obj)/rs600.o: $(obj)/rs600_reg_safe.h
 
 radeon-y := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o \
diff --git a/drivers/gpu/drm/radeon/ObjectID.h b/drivers/gpu/drm/radeon/ObjectID.h
index 6d0183c61d3b..c714179d1bfa 100644
--- a/drivers/gpu/drm/radeon/ObjectID.h
+++ b/drivers/gpu/drm/radeon/ObjectID.h
@@ -1,5 +1,5 @@
 /*
-* Copyright 2006-2007 Advanced Micro Devices, Inc.
+* Copyright 2006-2007 Advanced Micro Devices, Inc.  
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
@@ -41,14 +41,14 @@
 /****************************************************/
 /* Encoder Object ID Definition                     */
 /****************************************************/
-#define ENCODER_OBJECT_ID_NONE                    0x00
+#define ENCODER_OBJECT_ID_NONE                    0x00 
 
 /* Radeon Class Display Hardware */
 #define ENCODER_OBJECT_ID_INTERNAL_LVDS           0x01
 #define ENCODER_OBJECT_ID_INTERNAL_TMDS1          0x02
 #define ENCODER_OBJECT_ID_INTERNAL_TMDS2          0x03
 #define ENCODER_OBJECT_ID_INTERNAL_DAC1           0x04
-#define ENCODER_OBJECT_ID_INTERNAL_DAC2           0x05  /* TV/CV DAC */
+#define ENCODER_OBJECT_ID_INTERNAL_DAC2           0x05     /* TV/CV DAC */
 #define ENCODER_OBJECT_ID_INTERNAL_SDVOA          0x06
 #define ENCODER_OBJECT_ID_INTERNAL_SDVOB          0x07
 
@@ -56,11 +56,11 @@
 #define ENCODER_OBJECT_ID_SI170B                  0x08
 #define ENCODER_OBJECT_ID_CH7303                  0x09
 #define ENCODER_OBJECT_ID_CH7301                  0x0A
-#define ENCODER_OBJECT_ID_INTERNAL_DVO1           0x0B  /* This belongs to Radeon Class Display Hardware */
+#define ENCODER_OBJECT_ID_INTERNAL_DVO1           0x0B    /* This belongs to Radeon Class Display Hardware */
 #define ENCODER_OBJECT_ID_EXTERNAL_SDVOA          0x0C
 #define ENCODER_OBJECT_ID_EXTERNAL_SDVOB          0x0D
 #define ENCODER_OBJECT_ID_TITFP513                0x0E
-#define ENCODER_OBJECT_ID_INTERNAL_LVTM1          0x0F  /* not used for Radeon */
+#define ENCODER_OBJECT_ID_INTERNAL_LVTM1          0x0F    /* not used for Radeon */
 #define ENCODER_OBJECT_ID_VT1623                  0x10
 #define ENCODER_OBJECT_ID_HDMI_SI1930             0x11
 #define ENCODER_OBJECT_ID_HDMI_INTERNAL           0x12
@@ -68,9 +68,9 @@
 #define ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1   0x13
 #define ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1    0x14
 #define ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1    0x15
-#define ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2    0x16  /* Shared with CV/TV and CRT */
-#define ENCODER_OBJECT_ID_SI178                   0X17  /* External TMDS (dual link, no HDCP.) */
-#define ENCODER_OBJECT_ID_MVPU_FPGA               0x18  /* MVPU FPGA chip */
+#define ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2    0x16  /* Shared with CV/TV and CRT */
+#define ENCODER_OBJECT_ID_SI178                   0X17  /* External TMDS (dual link, no HDCP.) */
+#define ENCODER_OBJECT_ID_MVPU_FPGA               0x18  /* MVPU FPGA chip */
 #define ENCODER_OBJECT_ID_INTERNAL_DDI            0x19
 #define ENCODER_OBJECT_ID_VT1625                  0x1A
 #define ENCODER_OBJECT_ID_HDMI_SI1932             0x1B
@@ -86,7 +86,7 @@
 /****************************************************/
 /* Connector Object ID Definition                   */
 /****************************************************/
-#define CONNECTOR_OBJECT_ID_NONE                  0x00
+#define CONNECTOR_OBJECT_ID_NONE                  0x00 
 #define CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I     0x01
 #define CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I       0x02
 #define CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D     0x03
@@ -96,7 +96,7 @@
 #define CONNECTOR_OBJECT_ID_SVIDEO                0x07
 #define CONNECTOR_OBJECT_ID_YPbPr                 0x08
 #define CONNECTOR_OBJECT_ID_D_CONNECTOR           0x09
-#define CONNECTOR_OBJECT_ID_9PIN_DIN              0x0A  /* Supports both CV & TV */
+#define CONNECTOR_OBJECT_ID_9PIN_DIN              0x0A  /* Supports both CV & TV */
 #define CONNECTOR_OBJECT_ID_SCART                 0x0B
 #define CONNECTOR_OBJECT_ID_HDMI_TYPE_A           0x0C
 #define CONNECTOR_OBJECT_ID_HDMI_TYPE_B           0x0D
@@ -106,6 +106,8 @@
 #define CONNECTOR_OBJECT_ID_CROSSFIRE             0x11
 #define CONNECTOR_OBJECT_ID_HARDCODE_DVI          0x12
 #define CONNECTOR_OBJECT_ID_DISPLAYPORT           0x13
+#define CONNECTOR_OBJECT_ID_eDP                   0x14
+#define CONNECTOR_OBJECT_ID_MXM                   0x15
 
 /* deleted */
 
@@ -116,6 +118,14 @@
 #define ROUTER_OBJECT_ID_I2C_EXTENDER_CNTL                              0x01
 
 /****************************************************/
+/* Generic Object ID Definition                     */
+/****************************************************/
+#define GENERIC_OBJECT_ID_NONE                    0x00
+#define GENERIC_OBJECT_ID_GLSYNC                  0x01
+#define GENERIC_OBJECT_ID_PX2_NON_DRIVABLE        0x02
+#define GENERIC_OBJECT_ID_MXM_OPM                 0x03
+
+/****************************************************/
 /* Graphics Object ENUM ID Definition               */
 /****************************************************/
 #define GRAPH_OBJECT_ENUM_ID1                     0x01
@@ -124,6 +134,7 @@
 #define GRAPH_OBJECT_ENUM_ID4                     0x04
 #define GRAPH_OBJECT_ENUM_ID5                     0x05
 #define GRAPH_OBJECT_ENUM_ID6                     0x06
+#define GRAPH_OBJECT_ENUM_ID7                     0x07
 
 /****************************************************/
 /* Graphics Object ID Bit definition                */
@@ -133,35 +144,35 @@
 #define RESERVED1_ID_MASK                         0x0800
 #define OBJECT_TYPE_MASK                          0x7000
 #define RESERVED2_ID_MASK                         0x8000
-
+                                                  
 #define OBJECT_ID_SHIFT                           0x00
 #define ENUM_ID_SHIFT                             0x08
 #define OBJECT_TYPE_SHIFT                         0x0C
 
+
 /****************************************************/
 /* Graphics Object family definition                */
 /****************************************************/
-#define CONSTRUCTOBJECTFAMILYID(GRAPHICS_OBJECT_TYPE, GRAPHICS_OBJECT_ID) \
-        (GRAPHICS_OBJECT_TYPE << OBJECT_TYPE_SHIFT | \
-         GRAPHICS_OBJECT_ID   << OBJECT_ID_SHIFT)
+#define CONSTRUCTOBJECTFAMILYID(GRAPHICS_OBJECT_TYPE, GRAPHICS_OBJECT_ID) (GRAPHICS_OBJECT_TYPE << OBJECT_TYPE_SHIFT | \
+                                                                           GRAPHICS_OBJECT_ID   << OBJECT_ID_SHIFT)
 /****************************************************/
 /* GPU Object ID definition - Shared with BIOS      */
 /****************************************************/
-#define GPU_ENUM_ID1    (GRAPH_OBJECT_TYPE_GPU << OBJECT_TYPE_SHIFT |\
-                         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT)
+#define GPU_ENUM_ID1                            ( GRAPH_OBJECT_TYPE_GPU << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT)
 
 /****************************************************/
 /* Encoder Object ID definition - Shared with BIOS  */
 /****************************************************/
 /*
-#define ENCODER_INTERNAL_LVDS_ENUM_ID1        0x2101
+#define ENCODER_INTERNAL_LVDS_ENUM_ID1        0x2101      
 #define ENCODER_INTERNAL_TMDS1_ENUM_ID1       0x2102
 #define ENCODER_INTERNAL_TMDS2_ENUM_ID1       0x2103
 #define ENCODER_INTERNAL_DAC1_ENUM_ID1        0x2104
 #define ENCODER_INTERNAL_DAC2_ENUM_ID1        0x2105
 #define ENCODER_INTERNAL_SDVOA_ENUM_ID1       0x2106
 #define ENCODER_INTERNAL_SDVOB_ENUM_ID1       0x2107
-#define ENCODER_SIL170B_ENUM_ID1              0x2108
+#define ENCODER_SIL170B_ENUM_ID1              0x2108  
 #define ENCODER_CH7303_ENUM_ID1               0x2109
 #define ENCODER_CH7301_ENUM_ID1               0x210A
 #define ENCODER_INTERNAL_DVO1_ENUM_ID1        0x210B
@@ -175,8 +186,8 @@
 #define ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID1   0x2113
 #define ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1    0x2114
 #define ENCODER_INTERNAL_KLDSCP_DAC1_ENUM_ID1    0x2115
-#define ENCODER_INTERNAL_KLDSCP_DAC2_ENUM_ID1    0x2116
-#define ENCODER_SI178_ENUM_ID1                   0x2117
+#define ENCODER_INTERNAL_KLDSCP_DAC2_ENUM_ID1    0x2116  
+#define ENCODER_SI178_ENUM_ID1                   0x2117 
 #define ENCODER_MVPU_FPGA_ENUM_ID1               0x2118
 #define ENCODER_INTERNAL_DDI_ENUM_ID1            0x2119
 #define ENCODER_VT1625_ENUM_ID1                  0x211A
@@ -185,205 +196,169 @@
 #define ENCODER_DP_DP501_ENUM_ID1                0x211D
 #define ENCODER_INTERNAL_UNIPHY_ENUM_ID1         0x211E
 */
-#define ENCODER_INTERNAL_LVDS_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_LVDS << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_TMDS1_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_TMDS1 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_TMDS2_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_TMDS2 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_DAC1_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_DAC1 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_DAC2_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_DAC2 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_SDVOA_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_SDVOA << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_SDVOA_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_SDVOA << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_SDVOB_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_SDVOB << OBJECT_ID_SHIFT)
-
-#define ENCODER_SIL170B_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_SI170B << OBJECT_ID_SHIFT)
-
-#define ENCODER_CH7303_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_CH7303 << OBJECT_ID_SHIFT)
-
-#define ENCODER_CH7301_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_CH7301 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_DVO1_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_DVO1 << OBJECT_ID_SHIFT)
-
-#define ENCODER_EXTERNAL_SDVOA_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_EXTERNAL_SDVOA << OBJECT_ID_SHIFT)
-
-#define ENCODER_EXTERNAL_SDVOA_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_EXTERNAL_SDVOA << OBJECT_ID_SHIFT)
-
-#define ENCODER_EXTERNAL_SDVOB_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_EXTERNAL_SDVOB << OBJECT_ID_SHIFT)
-
-#define ENCODER_TITFP513_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_TITFP513 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_LVTM1_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_LVTM1 << OBJECT_ID_SHIFT)
-
-#define ENCODER_VT1623_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_VT1623 << OBJECT_ID_SHIFT)
-
-#define ENCODER_HDMI_SI1930_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_HDMI_SI1930 << OBJECT_ID_SHIFT)
-
-#define ENCODER_HDMI_INTERNAL_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_HDMI_INTERNAL << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_KLDSCP_DAC1_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_KLDSCP_DAC2_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2 << OBJECT_ID_SHIFT) /* Shared with CV/TV and CRT */
-
-#define ENCODER_SI178_ENUM_ID1  \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_SI178 << OBJECT_ID_SHIFT)
-
-#define ENCODER_MVPU_FPGA_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_MVPU_FPGA << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_DDI_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_DDI << OBJECT_ID_SHIFT)
-
-#define ENCODER_VT1625_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_VT1625 << OBJECT_ID_SHIFT)
-
-#define ENCODER_HDMI_SI1932_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_HDMI_SI1932 << OBJECT_ID_SHIFT)
-
-#define ENCODER_DP_DP501_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_DP_DP501 << OBJECT_ID_SHIFT)
-
-#define ENCODER_DP_AN9801_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_DP_AN9801 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_UNIPHY_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_UNIPHY << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_UNIPHY_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_UNIPHY << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_KLDSCP_LVTMA_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_UNIPHY1_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_UNIPHY1 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_UNIPHY1_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_UNIPHY1 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_UNIPHY2_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_UNIPHY2 << OBJECT_ID_SHIFT)
-
-#define ENCODER_INTERNAL_UNIPHY2_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_INTERNAL_UNIPHY2 << OBJECT_ID_SHIFT)
-
-#define ENCODER_GENERAL_EXTERNAL_DVO_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ENCODER_OBJECT_ID_GENERAL_EXTERNAL_DVO << OBJECT_ID_SHIFT)
+#define ENCODER_INTERNAL_LVDS_ENUM_ID1     ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_LVDS << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_TMDS1_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_TMDS1 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_TMDS2_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_TMDS2 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_DAC1_ENUM_ID1     ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_DAC1 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_DAC2_ENUM_ID1     ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_DAC2 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_SDVOA_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_SDVOA << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_SDVOA_ENUM_ID2    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_SDVOA << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_SDVOB_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_SDVOB << OBJECT_ID_SHIFT)
+
+#define ENCODER_SIL170B_ENUM_ID1           ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_SI170B << OBJECT_ID_SHIFT)
+
+#define ENCODER_CH7303_ENUM_ID1            ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_CH7303 << OBJECT_ID_SHIFT)
+
+#define ENCODER_CH7301_ENUM_ID1            ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_CH7301 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_DVO1_ENUM_ID1     ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_DVO1 << OBJECT_ID_SHIFT)
+
+#define ENCODER_EXTERNAL_SDVOA_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_EXTERNAL_SDVOA << OBJECT_ID_SHIFT)
+
+#define ENCODER_EXTERNAL_SDVOA_ENUM_ID2    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_EXTERNAL_SDVOA << OBJECT_ID_SHIFT)
+
+
+#define ENCODER_EXTERNAL_SDVOB_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_EXTERNAL_SDVOB << OBJECT_ID_SHIFT)
+
+
+#define ENCODER_TITFP513_ENUM_ID1          ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_TITFP513 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_LVTM1_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_LVTM1 << OBJECT_ID_SHIFT)
+
+#define ENCODER_VT1623_ENUM_ID1            ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_VT1623 << OBJECT_ID_SHIFT)
+
+#define ENCODER_HDMI_SI1930_ENUM_ID1       ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_HDMI_SI1930 << OBJECT_ID_SHIFT)
+
+#define ENCODER_HDMI_INTERNAL_ENUM_ID1     ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_HDMI_INTERNAL << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID1   ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                   GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                   ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1 << OBJECT_ID_SHIFT)
+
+
+#define ENCODER_INTERNAL_KLDSCP_TMDS1_ENUM_ID2   ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                   GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                   ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1 << OBJECT_ID_SHIFT)
+
+
+#define ENCODER_INTERNAL_KLDSCP_DVO1_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                   GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                   ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_KLDSCP_DAC1_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                   GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                   ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_KLDSCP_DAC2_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                   GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                   ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2 << OBJECT_ID_SHIFT)  // Shared with CV/TV and CRT
+
+#define ENCODER_SI178_ENUM_ID1                    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                   GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                   ENCODER_OBJECT_ID_SI178 << OBJECT_ID_SHIFT)  
+
+#define ENCODER_MVPU_FPGA_ENUM_ID1                ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                   GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                   ENCODER_OBJECT_ID_MVPU_FPGA << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_DDI_ENUM_ID1     (  GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_INTERNAL_DDI << OBJECT_ID_SHIFT) 
+
+#define ENCODER_VT1625_ENUM_ID1            ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_VT1625 << OBJECT_ID_SHIFT)
+
+#define ENCODER_HDMI_SI1932_ENUM_ID1       ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_HDMI_SI1932 << OBJECT_ID_SHIFT)
+
+#define ENCODER_DP_DP501_ENUM_ID1            ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_DP_DP501 << OBJECT_ID_SHIFT)
+
+#define ENCODER_DP_AN9801_ENUM_ID1            ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                             GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                             ENCODER_OBJECT_ID_DP_AN9801 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_UNIPHY_ENUM_ID1         ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 ENCODER_OBJECT_ID_INTERNAL_UNIPHY << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_UNIPHY_ENUM_ID2         ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 ENCODER_OBJECT_ID_INTERNAL_UNIPHY << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_KLDSCP_LVTMA_ENUM_ID1   ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA << OBJECT_ID_SHIFT)  
+
+#define ENCODER_INTERNAL_UNIPHY1_ENUM_ID1         ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 ENCODER_OBJECT_ID_INTERNAL_UNIPHY1 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_UNIPHY1_ENUM_ID2         ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 ENCODER_OBJECT_ID_INTERNAL_UNIPHY1 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_UNIPHY2_ENUM_ID1         ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 ENCODER_OBJECT_ID_INTERNAL_UNIPHY2 << OBJECT_ID_SHIFT)
+
+#define ENCODER_INTERNAL_UNIPHY2_ENUM_ID2         ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 ENCODER_OBJECT_ID_INTERNAL_UNIPHY2 << OBJECT_ID_SHIFT)
+
+#define ENCODER_GENERAL_EXTERNAL_DVO_ENUM_ID1    ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\
+                                                  GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                  ENCODER_OBJECT_ID_GENERAL_EXTERNAL_DVO << OBJECT_ID_SHIFT)
 
 /****************************************************/
 /* Connector Object ID definition - Shared with BIOS */
@@ -406,167 +381,253 @@
 #define CONNECTOR_7PIN_DIN_ENUM_ID1                 0x310F
 #define CONNECTOR_PCIE_CONNECTOR_ENUM_ID1           0x3110
 */
-#define CONNECTOR_LVDS_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_LVDS << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_SINGLE_LINK_DVI_I_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_SINGLE_LINK_DVI_I_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_DUAL_LINK_DVI_I_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_DUAL_LINK_DVI_I_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_SINGLE_LINK_DVI_D_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_SINGLE_LINK_DVI_D_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_DUAL_LINK_DVI_D_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_VGA_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_VGA << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_VGA_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_VGA << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_COMPOSITE_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_COMPOSITE << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_SVIDEO_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_SVIDEO << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_YPbPr_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_YPbPr << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_D_CONNECTOR_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_D_CONNECTOR << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_9PIN_DIN_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_9PIN_DIN << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_SCART_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_SCART << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_HDMI_TYPE_A_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_HDMI_TYPE_A << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_HDMI_TYPE_B_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_HDMI_TYPE_B << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_7PIN_DIN_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_7PIN_DIN << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_PCIE_CONNECTOR_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_PCIE_CONNECTOR << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_PCIE_CONNECTOR_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_PCIE_CONNECTOR << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_CROSSFIRE_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_CROSSFIRE << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_CROSSFIRE_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_CROSSFIRE << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_HARDCODE_DVI_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_HARDCODE_DVI << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_HARDCODE_DVI_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_HARDCODE_DVI << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_DISPLAYPORT_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_DISPLAYPORT << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_DISPLAYPORT_ENUM_ID2 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_DISPLAYPORT << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_DISPLAYPORT_ENUM_ID3 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID3 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_DISPLAYPORT << OBJECT_ID_SHIFT)
-
-#define CONNECTOR_DISPLAYPORT_ENUM_ID4 \
-        (GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID4 << ENUM_ID_SHIFT |\
-         CONNECTOR_OBJECT_ID_DISPLAYPORT << OBJECT_ID_SHIFT)
+#define CONNECTOR_LVDS_ENUM_ID1                ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_LVDS << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_LVDS_ENUM_ID2                ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_LVDS << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_eDP_ENUM_ID1                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_eDP << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_eDP_ENUM_ID2                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_eDP << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_SINGLE_LINK_DVI_I_ENUM_ID1   ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_SINGLE_LINK_DVI_I_ENUM_ID2   ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DUAL_LINK_DVI_I_ENUM_ID1     ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DUAL_LINK_DVI_I_ENUM_ID2     ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_SINGLE_LINK_DVI_D_ENUM_ID1   ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_SINGLE_LINK_DVI_D_ENUM_ID2   ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DUAL_LINK_DVI_D_ENUM_ID1     ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DUAL_LINK_DVI_D_ENUM_ID2     ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DUAL_LINK_DVI_D_ENUM_ID3     ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID3 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_VGA_ENUM_ID1                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_VGA << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_VGA_ENUM_ID2                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_VGA << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_COMPOSITE_ENUM_ID1           ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_COMPOSITE << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_COMPOSITE_ENUM_ID2           ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_COMPOSITE << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_SVIDEO_ENUM_ID1              ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_SVIDEO << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_SVIDEO_ENUM_ID2              ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_SVIDEO << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_YPbPr_ENUM_ID1               ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_YPbPr << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_YPbPr_ENUM_ID2               ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_YPbPr << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_D_CONNECTOR_ENUM_ID1         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_D_CONNECTOR << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_D_CONNECTOR_ENUM_ID2         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_D_CONNECTOR << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_9PIN_DIN_ENUM_ID1            ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_9PIN_DIN << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_9PIN_DIN_ENUM_ID2            ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_9PIN_DIN << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_SCART_ENUM_ID1               ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_SCART << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_SCART_ENUM_ID2               ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_SCART << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_HDMI_TYPE_A_ENUM_ID1         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_HDMI_TYPE_A << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_HDMI_TYPE_A_ENUM_ID2         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_HDMI_TYPE_A << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_HDMI_TYPE_A_ENUM_ID3         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID3 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_HDMI_TYPE_A << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_HDMI_TYPE_B_ENUM_ID1         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_HDMI_TYPE_B << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_HDMI_TYPE_B_ENUM_ID2         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_HDMI_TYPE_B << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_7PIN_DIN_ENUM_ID1            ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_7PIN_DIN << OBJECT_ID_SHIFT)
+#define CONNECTOR_7PIN_DIN_ENUM_ID2            ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_7PIN_DIN << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_PCIE_CONNECTOR_ENUM_ID1      ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_PCIE_CONNECTOR << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_PCIE_CONNECTOR_ENUM_ID2      ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_PCIE_CONNECTOR << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_CROSSFIRE_ENUM_ID1           ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_CROSSFIRE << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_CROSSFIRE_ENUM_ID2           ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_CROSSFIRE << OBJECT_ID_SHIFT)
+
+
+#define CONNECTOR_HARDCODE_DVI_ENUM_ID1        ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_HARDCODE_DVI << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_HARDCODE_DVI_ENUM_ID2        ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_HARDCODE_DVI << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DISPLAYPORT_ENUM_ID1         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DISPLAYPORT << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DISPLAYPORT_ENUM_ID2         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DISPLAYPORT << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DISPLAYPORT_ENUM_ID3         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID3 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DISPLAYPORT << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DISPLAYPORT_ENUM_ID4         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID4 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DISPLAYPORT << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DISPLAYPORT_ENUM_ID5         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID5 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DISPLAYPORT << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_DISPLAYPORT_ENUM_ID6         ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID6 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_DISPLAYPORT << OBJECT_ID_SHIFT)
+
+#define CONNECTOR_MXM_ENUM_ID1                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_MXM << OBJECT_ID_SHIFT)          //Mapping to MXM_DP_A
+
+#define CONNECTOR_MXM_ENUM_ID2                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_MXM << OBJECT_ID_SHIFT)          //Mapping to MXM_DP_B
+
+#define CONNECTOR_MXM_ENUM_ID3                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID3 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_MXM << OBJECT_ID_SHIFT)          //Mapping to MXM_DP_C
+
+#define CONNECTOR_MXM_ENUM_ID4                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID4 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_MXM << OBJECT_ID_SHIFT)          //Mapping to MXM_DP_D
+
+#define CONNECTOR_MXM_ENUM_ID5                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID5 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_MXM << OBJECT_ID_SHIFT)          //Mapping to MXM_LVDS_TXxx
+
+#define CONNECTOR_MXM_ENUM_ID6                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID6 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_MXM << OBJECT_ID_SHIFT)          //Mapping to MXM_LVDS_UXxx
+
+#define CONNECTOR_MXM_ENUM_ID7                 ( GRAPH_OBJECT_TYPE_CONNECTOR << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID7 << ENUM_ID_SHIFT |\
+                                                 CONNECTOR_OBJECT_ID_MXM << OBJECT_ID_SHIFT)          //Mapping to MXM_DAC
 
 /****************************************************/
 /* Router Object ID definition - Shared with BIOS   */
 /****************************************************/
-#define ROUTER_I2C_EXTENDER_CNTL_ENUM_ID1 \
-        (GRAPH_OBJECT_TYPE_ROUTER << OBJECT_TYPE_SHIFT |\
-         GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
-         ROUTER_OBJECT_ID_I2C_EXTENDER_CNTL << OBJECT_ID_SHIFT)
+#define ROUTER_I2C_EXTENDER_CNTL_ENUM_ID1      ( GRAPH_OBJECT_TYPE_ROUTER << OBJECT_TYPE_SHIFT |\
+                                                GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                ROUTER_OBJECT_ID_I2C_EXTENDER_CNTL << OBJECT_ID_SHIFT)
 
 /* deleted */
 
 /****************************************************/
+/* Generic Object ID definition - Shared with BIOS  */
+/****************************************************/
+#define GENERICOBJECT_GLSYNC_ENUM_ID1           (GRAPH_OBJECT_TYPE_GENERIC << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 GENERIC_OBJECT_ID_GLSYNC << OBJECT_ID_SHIFT)
+
+#define GENERICOBJECT_PX2_NON_DRIVABLE_ID1       (GRAPH_OBJECT_TYPE_GENERIC << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 GENERIC_OBJECT_ID_PX2_NON_DRIVABLE<< OBJECT_ID_SHIFT)
+
+#define GENERICOBJECT_PX2_NON_DRIVABLE_ID2       (GRAPH_OBJECT_TYPE_GENERIC << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID2 << ENUM_ID_SHIFT |\
+                                                 GENERIC_OBJECT_ID_PX2_NON_DRIVABLE<< OBJECT_ID_SHIFT)
+
+#define GENERICOBJECT_MXM_OPM_ENUM_ID1           (GRAPH_OBJECT_TYPE_GENERIC << OBJECT_TYPE_SHIFT |\
+                                                 GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\
+                                                 GENERIC_OBJECT_ID_MXM_OPM << OBJECT_ID_SHIFT)
+
+/****************************************************/
 /* Object Cap definition - Shared with BIOS         */
 /****************************************************/
 #define GRAPHICS_OBJECT_CAP_I2C                 0x00000001L
 #define GRAPHICS_OBJECT_CAP_TABLE_ID            0x00000002L
 
+
 #define GRAPHICS_OBJECT_I2CCOMMAND_TABLE_ID                   0x01
 #define GRAPHICS_OBJECT_HOTPLUGDETECTIONINTERUPT_TABLE_ID     0x02
 #define GRAPHICS_OBJECT_ENCODER_OUTPUT_PROTECTION_TABLE_ID    0x03
@@ -575,4 +636,8 @@
 #pragma pack()
 #endif
 
-#endif /*GRAPHICTYPE */
+#endif  /*GRAPHICTYPE */
+
+
+
+
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 0d63c4436e7c..3eb0ca5b3d73 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -468,7 +468,8 @@ void radeon_dp_set_link_config(struct drm_connector *connector,
         struct radeon_connector *radeon_connector;
         struct radeon_connector_atom_dig *dig_connector;
 
-        if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
+        if ((connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) ||
+            (connector->connector_type != DRM_MODE_CONNECTOR_eDP))
                 return;
 
         radeon_connector = to_radeon_connector(connector);
@@ -582,7 +583,8 @@ void dp_link_train(struct drm_encoder *encoder,
         u8 train_set[4];
         int i;
 
-        if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
+        if ((connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) ||
+            (connector->connector_type != DRM_MODE_CONNECTOR_eDP))
                 return;
 
         if (!radeon_encoder->enc_priv)
diff --git a/drivers/gpu/drm/radeon/mkregtable.c b/drivers/gpu/drm/radeon/mkregtable.c
index 0d79577c1576..607241c6a8a9 100644
--- a/drivers/gpu/drm/radeon/mkregtable.c
+++ b/drivers/gpu/drm/radeon/mkregtable.c
@@ -661,8 +661,10 @@ static int parser_auth(struct table *t, const char *filename)
         fseek(file, 0, SEEK_SET);
 
         /* get header */
-        if (fgets(buf, 1024, file) == NULL)
+        if (fgets(buf, 1024, file) == NULL) {
+                fclose(file);
                 return -1;
+        }
 
         /* first line will contain the last register
          * and gpu name */
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 71727460968f..8760d66e058a 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -131,7 +131,8 @@ void r100_hpd_init(struct radeon_device *rdev)
                         break;
                 }
         }
-        r100_irq_set(rdev);
+        if (rdev->irq.installed)
+                r100_irq_set(rdev);
 }
 
 void r100_hpd_fini(struct radeon_device *rdev)
@@ -243,6 +244,11 @@ int r100_irq_set(struct radeon_device *rdev)
 {
         uint32_t tmp = 0;
 
+        if (!rdev->irq.installed) {
+                WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n");
+                WREG32(R_000040_GEN_INT_CNTL, 0);
+                return -EINVAL;
+        }
         if (rdev->irq.sw_int) {
                 tmp |= RADEON_SW_INT_ENABLE;
         }
@@ -356,6 +362,11 @@ void r100_fence_ring_emit(struct radeon_device *rdev,
         /* Wait until IDLE & CLEAN */
         radeon_ring_write(rdev, PACKET0(0x1720, 0));
         radeon_ring_write(rdev, (1 << 16) | (1 << 17));
+        radeon_ring_write(rdev, PACKET0(RADEON_HOST_PATH_CNTL, 0));
+        radeon_ring_write(rdev, rdev->config.r100.hdp_cntl |
+                                RADEON_HDP_READ_BUFFER_INVALIDATE);
+        radeon_ring_write(rdev, PACKET0(RADEON_HOST_PATH_CNTL, 0));
+        radeon_ring_write(rdev, rdev->config.r100.hdp_cntl);
         /* Emit fence sequence & fire IRQ */
         radeon_ring_write(rdev, PACKET0(rdev->fence_drv.scratch_reg, 0));
         radeon_ring_write(rdev, fence->seq);
@@ -1713,14 +1724,6 @@ void r100_gpu_init(struct radeon_device *rdev)
         r100_hdp_reset(rdev);
 }
 
-void r100_hdp_flush(struct radeon_device *rdev)
-{
-        u32 tmp;
-        tmp = RREG32(RADEON_HOST_PATH_CNTL);
-        tmp |= RADEON_HDP_READ_BUFFER_INVALIDATE;
-        WREG32(RADEON_HOST_PATH_CNTL, tmp);
-}
-
 void r100_hdp_reset(struct radeon_device *rdev)
 {
         uint32_t tmp;
@@ -3313,6 +3316,7 @@ static int r100_startup(struct radeon_device *rdev)
         }
         /* Enable IRQ */
         r100_irq_set(rdev);
+        rdev->config.r100.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
         /* 1M ring buffer */
         r = r100_cp_init(rdev, 1024 * 1024);
         if (r) {
@@ -3371,6 +3375,7 @@ void r100_fini(struct radeon_device *rdev)
         radeon_gem_fini(rdev);
         if (rdev->flags & RADEON_IS_PCI)
                 r100_pci_gart_fini(rdev);
+        radeon_agp_fini(rdev);
         radeon_irq_kms_fini(rdev);
         radeon_fence_driver_fini(rdev);
         radeon_bo_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 3f2cc9e2e8d9..0051d11b907c 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -36,7 +36,15 @@
 #include "rv350d.h"
 #include "r300_reg_safe.h"
 
-/* This files gather functions specifics to: r300,r350,rv350,rv370,rv380 */
+/* This files gather functions specifics to: r300,r350,rv350,rv370,rv380
+ *
+ * GPU Errata:
+ * - HOST_PATH_CNTL: r300 family seems to dislike write to HOST_PATH_CNTL
+ *   using MMIO to flush host path read cache, this lead to HARDLOCKUP.
+ *   However, scheduling such write to the ring seems harmless, i suspect
+ *   the CP read collide with the flush somehow, or maybe the MC, hard to
+ *   tell. (Jerome Glisse)
+ */
 
 /*
  * rv370,rv380 PCIE GART
@@ -178,6 +186,11 @@ void r300_fence_ring_emit(struct radeon_device *rdev,
         /* Wait until IDLE & CLEAN */
         radeon_ring_write(rdev, PACKET0(0x1720, 0));
         radeon_ring_write(rdev, (1 << 17) | (1 << 16)  | (1 << 9));
+        radeon_ring_write(rdev, PACKET0(RADEON_HOST_PATH_CNTL, 0));
+        radeon_ring_write(rdev, rdev->config.r300.hdp_cntl |
+                                RADEON_HDP_READ_BUFFER_INVALIDATE);
+        radeon_ring_write(rdev, PACKET0(RADEON_HOST_PATH_CNTL, 0));
+        radeon_ring_write(rdev, rdev->config.r300.hdp_cntl);
         /* Emit fence sequence & fire IRQ */
         radeon_ring_write(rdev, PACKET0(rdev->fence_drv.scratch_reg, 0));
         radeon_ring_write(rdev, fence->seq);
@@ -1258,6 +1271,7 @@ static int r300_startup(struct radeon_device *rdev)
         }
         /* Enable IRQ */
         r100_irq_set(rdev);
+        rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
         /* 1M ring buffer */
         r = r100_cp_init(rdev, 1024 * 1024);
         if (r) {
@@ -1322,6 +1336,7 @@ void r300_fini(struct radeon_device *rdev)
                 rv370_pcie_gart_fini(rdev);
         if (rdev->flags & RADEON_IS_PCI)
                 r100_pci_gart_fini(rdev);
+        radeon_agp_fini(rdev);
         radeon_irq_kms_fini(rdev);
         radeon_fence_driver_fini(rdev);
         radeon_bo_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index c05a7270cf0c..053404e71a9d 100644
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -30,7 +30,15 @@
 #include "radeon_reg.h"
 #include "radeon.h"
 #include "atom.h"
+#include "r100d.h"
 #include "r420d.h"
+#include "r420_reg_safe.h"
+
+static void r420_set_reg_safe(struct radeon_device *rdev)
+{
+        rdev->config.r300.reg_safe_bm = r420_reg_safe_bm;
+        rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r420_reg_safe_bm);
+}
 
 int r420_mc_init(struct radeon_device *rdev)
 {
@@ -165,6 +173,34 @@ static void r420_clock_resume(struct radeon_device *rdev)
         WREG32_PLL(R_00000D_SCLK_CNTL, sclk_cntl);
 }
 
+static void r420_cp_errata_init(struct radeon_device *rdev)
+{
+        /* RV410 and R420 can lock up if CP DMA to host memory happens
+         * while the 2D engine is busy.
+         *
+         * The proper workaround is to queue a RESYNC at the beginning
+         * of the CP init, apparently.
+         */
+        radeon_scratch_get(rdev, &rdev->config.r300.resync_scratch);
+        radeon_ring_lock(rdev, 8);
+        radeon_ring_write(rdev, PACKET0(R300_CP_RESYNC_ADDR, 1));
+        radeon_ring_write(rdev, rdev->config.r300.resync_scratch);
+        radeon_ring_write(rdev, 0xDEADBEEF);
+        radeon_ring_unlock_commit(rdev);
+}
+
+static void r420_cp_errata_fini(struct radeon_device *rdev)
+{
+        /* Catch the RESYNC we dispatched all the way back,
+         * at the very beginning of the CP init.
+         */
+        radeon_ring_lock(rdev, 8);
+        radeon_ring_write(rdev, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+        radeon_ring_write(rdev, R300_RB3D_DC_FINISH);
+        radeon_ring_unlock_commit(rdev);
+        radeon_scratch_free(rdev, rdev->config.r300.resync_scratch);
+}
+
 static int r420_startup(struct radeon_device *rdev)
 {
         int r;
@@ -190,12 +226,14 @@ static int r420_startup(struct radeon_device *rdev)
         r420_pipes_init(rdev);
         /* Enable IRQ */
         r100_irq_set(rdev);
+        rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
         /* 1M ring buffer */
         r = r100_cp_init(rdev, 1024 * 1024);
         if (r) {
                 dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
                 return r;
         }
+        r420_cp_errata_init(rdev);
         r = r100_wb_init(rdev);
         if (r) {
                 dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
@@ -238,6 +276,7 @@ int r420_resume(struct radeon_device *rdev)
 
 int r420_suspend(struct radeon_device *rdev)
 {
+        r420_cp_errata_fini(rdev);
         r100_cp_disable(rdev);
         r100_wb_disable(rdev);
         r100_irq_disable(rdev);
@@ -346,7 +385,7 @@ int r420_init(struct radeon_device *rdev)
                 if (r)
                         return r;
         }
-        r300_set_reg_safe(rdev);
+        r420_set_reg_safe(rdev);
         rdev->accel_working = true;
         r = r420_startup(rdev);
         if (r) {
diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c
index 0f3843b6dac7..9a189072f2b9 100644
--- a/drivers/gpu/drm/radeon/r520.c
+++ b/drivers/gpu/drm/radeon/r520.c
@@ -186,6 +186,7 @@ static int r520_startup(struct radeon_device *rdev)
         }
         /* Enable IRQ */
         rs600_irq_set(rdev);
+        rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
         /* 1M ring buffer */
         r = r100_cp_init(rdev, 1024 * 1024);
         if (r) {
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index a0ac3c134b1b..f5ff3490929f 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -285,7 +285,8 @@ void r600_hpd_init(struct radeon_device *rdev)
                         }
                 }
         }
-        r600_irq_set(rdev);
+        if (rdev->irq.installed)
+                r600_irq_set(rdev);
 }
 
 void r600_hpd_fini(struct radeon_device *rdev)
@@ -726,6 +727,10 @@ int r600_mc_init(struct radeon_device *rdev)
         a.full = rfixed_const(100);
         rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk);
         rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
+
+        if (rdev->flags & RADEON_IS_IGP)
+                rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
+
         return 0;
 }
 
@@ -1384,11 +1389,6 @@ void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
         (void)RREG32(PCIE_PORT_DATA);
 }
 
-void r600_hdp_flush(struct radeon_device *rdev)
-{
-        WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
-}
-
 /*
  * CP & Ring
  */
@@ -1785,6 +1785,8 @@ void r600_fence_ring_emit(struct radeon_device *rdev,
         radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
         radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
         radeon_ring_write(rdev, fence->seq);
+        radeon_ring_write(rdev, PACKET0(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0));
+        radeon_ring_write(rdev, 1);
         /* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
         radeon_ring_write(rdev, PACKET0(CP_INT_STATUS, 0));
         radeon_ring_write(rdev, RB_INT_STAT);
@@ -2089,8 +2091,7 @@ void r600_fini(struct radeon_device *rdev)
         radeon_gem_fini(rdev);
         radeon_fence_driver_fini(rdev);
         radeon_clocks_fini(rdev);
-        if (rdev->flags & RADEON_IS_AGP)
-                radeon_agp_fini(rdev);
+        radeon_agp_fini(rdev);
         radeon_bo_fini(rdev);
         radeon_atombios_fini(rdev);
         kfree(rdev->bios);
@@ -2461,6 +2462,10 @@ int r600_irq_set(struct radeon_device *rdev)
         u32 mode_int = 0;
         u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
 
+        if (!rdev->irq.installed) {
+                WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n");
+                return -EINVAL;
+        }
         /* don't enable anything if the ih is disabled */
         if (!rdev->ih.enabled)
                 return 0;
@@ -2724,7 +2729,7 @@ restart_ih:
                                 }
                                 break;
                         default:
-                                DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
+                                DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
                                 break;
                         }
                         break;
@@ -2744,7 +2749,7 @@ restart_ih:
                                 }
                                 break;
                         default:
-                                DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
+                                DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
                                 break;
                         }
                         break;
@@ -2793,7 +2798,7 @@ restart_ih:
                                 }
                                 break;
                         default:
-                                DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
+                                DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
                                 break;
                         }
                         break;
@@ -2807,7 +2812,7 @@ restart_ih:
                         DRM_DEBUG("IH: CP EOP\n");
                         break;
                 default:
-                        DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
+                        DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
                         break;
                 }
 
diff --git a/drivers/gpu/drm/radeon/r600_blit_kms.c b/drivers/gpu/drm/radeon/r600_blit_kms.c
index 9aecafb51b66..8787ea89dc6e 100644
--- a/drivers/gpu/drm/radeon/r600_blit_kms.c
+++ b/drivers/gpu/drm/radeon/r600_blit_kms.c
@@ -577,9 +577,9 @@ int r600_blit_prepare_copy(struct radeon_device *rdev, int size_bytes)
         ring_size = num_loops * dwords_per_loop;
         /* set default  + shaders */
         ring_size += 40; /* shaders + def state */
-        ring_size += 5; /* fence emit for VB IB */
+        ring_size += 7; /* fence emit for VB IB */
         ring_size += 5; /* done copy */
-        ring_size += 5; /* fence emit for done copy */
+        ring_size += 7; /* fence emit for done copy */
         r = radeon_ring_lock(rdev, ring_size);
         WARN_ON(r);
 
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 53b55608102b..eb5f99b9469d 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -319,10 +319,12 @@ struct radeon_mc {
         u64                     real_vram_size;
         int                     vram_mtrr;
         bool                    vram_is_ddr;
+        bool                    igp_sideport_enabled;
 };
 
 int radeon_mc_setup(struct radeon_device *rdev);
-
+bool radeon_combios_sideport_present(struct radeon_device *rdev);
+bool radeon_atombios_sideport_present(struct radeon_device *rdev);
 
 /*
  * GPU scratch registers structures, functions & helpers
@@ -654,7 +656,6 @@ struct radeon_asic {
                                uint32_t offset, uint32_t obj_size);
         int (*clear_surface_reg)(struct radeon_device *rdev, int reg);
         void (*bandwidth_update)(struct radeon_device *rdev);
-        void (*hdp_flush)(struct radeon_device *rdev);
         void (*hpd_init)(struct radeon_device *rdev);
         void (*hpd_fini)(struct radeon_device *rdev);
         bool (*hpd_sense)(struct radeon_device *rdev, enum radeon_hpd_id hpd);
@@ -667,11 +668,14 @@ struct radeon_asic {
 struct r100_asic {
         const unsigned  *reg_safe_bm;
         unsigned        reg_safe_bm_size;
+        u32             hdp_cntl;
 };
 
 struct r300_asic {
         const unsigned  *reg_safe_bm;
         unsigned        reg_safe_bm_size;
+        u32             resync_scratch;
+        u32             hdp_cntl;
 };
 
 struct r600_asic {
@@ -1007,7 +1011,6 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
 #define radeon_set_surface_reg(rdev, r, f, p, o, s) ((rdev)->asic->set_surface_reg((rdev), (r), (f), (p), (o), (s)))
 #define radeon_clear_surface_reg(rdev, r) ((rdev)->asic->clear_surface_reg((rdev), (r)))
 #define radeon_bandwidth_update(rdev) (rdev)->asic->bandwidth_update((rdev))
-#define radeon_hdp_flush(rdev) (rdev)->asic->hdp_flush((rdev))
 #define radeon_hpd_init(rdev) (rdev)->asic->hpd_init((rdev))
 #define radeon_hpd_fini(rdev) (rdev)->asic->hpd_fini((rdev))
 #define radeon_hpd_sense(rdev, hpd) (rdev)->asic->hpd_sense((rdev), (hpd))
diff --git a/drivers/gpu/drm/radeon/radeon_agp.c b/drivers/gpu/drm/radeon/radeon_agp.c
index 54bf49a6d676..220f454ea9fa 100644
--- a/drivers/gpu/drm/radeon/radeon_agp.c
+++ b/drivers/gpu/drm/radeon/radeon_agp.c
@@ -252,10 +252,8 @@ void radeon_agp_resume(struct radeon_device *rdev)
 void radeon_agp_fini(struct radeon_device *rdev)
 {
 #if __OS_HAS_AGP
-        if (rdev->flags & RADEON_IS_AGP) {
-                if (rdev->ddev->agp && rdev->ddev->agp->acquired) {
-                        drm_agp_release(rdev->ddev);
-                }
+        if (rdev->ddev->agp && rdev->ddev->agp->acquired) {
+                drm_agp_release(rdev->ddev);
         }
 #endif
 }
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index eb29217bbf1d..f2fbd2e4e9df 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -77,7 +77,6 @@ int r100_clear_surface_reg(struct radeon_device *rdev, int reg);
 void r100_bandwidth_update(struct radeon_device *rdev);
 void r100_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib);
 int r100_ring_test(struct radeon_device *rdev);
-void r100_hdp_flush(struct radeon_device *rdev);
 void r100_hpd_init(struct radeon_device *rdev);
 void r100_hpd_fini(struct radeon_device *rdev);
 bool r100_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd);
@@ -114,7 +113,6 @@ static struct radeon_asic r100_asic = {
         .set_surface_reg = r100_set_surface_reg,
         .clear_surface_reg = r100_clear_surface_reg,
         .bandwidth_update = &r100_bandwidth_update,
-        .hdp_flush = &r100_hdp_flush,
         .hpd_init = &r100_hpd_init,
         .hpd_fini = &r100_hpd_fini,
         .hpd_sense = &r100_hpd_sense,
@@ -174,7 +172,6 @@ static struct radeon_asic r300_asic = {
         .set_surface_reg = r100_set_surface_reg,
         .clear_surface_reg = r100_clear_surface_reg,
         .bandwidth_update = &r100_bandwidth_update,
-        .hdp_flush = &r100_hdp_flush,
         .hpd_init = &r100_hpd_init,
         .hpd_fini = &r100_hpd_fini,
         .hpd_sense = &r100_hpd_sense,
@@ -218,7 +215,6 @@ static struct radeon_asic r420_asic = {
         .set_surface_reg = r100_set_surface_reg,
         .clear_surface_reg = r100_clear_surface_reg,
         .bandwidth_update = &r100_bandwidth_update,
-        .hdp_flush = &r100_hdp_flush,
         .hpd_init = &r100_hpd_init,
         .hpd_fini = &r100_hpd_fini,
         .hpd_sense = &r100_hpd_sense,
@@ -267,7 +263,6 @@ static struct radeon_asic rs400_asic = {
         .set_surface_reg = r100_set_surface_reg,
         .clear_surface_reg = r100_clear_surface_reg,
         .bandwidth_update = &r100_bandwidth_update,
-        .hdp_flush = &r100_hdp_flush,
         .hpd_init = &r100_hpd_init,
         .hpd_fini = &r100_hpd_fini,
         .hpd_sense = &r100_hpd_sense,
@@ -324,7 +319,6 @@ static struct radeon_asic rs600_asic = {
         .set_pcie_lanes = NULL,
         .set_clock_gating = &radeon_atom_set_clock_gating,
         .bandwidth_update = &rs600_bandwidth_update,
-        .hdp_flush = &r100_hdp_flush,
         .hpd_init = &rs600_hpd_init,
         .hpd_fini = &rs600_hpd_fini,
         .hpd_sense = &rs600_hpd_sense,
@@ -372,7 +366,6 @@ static struct radeon_asic rs690_asic = {
         .set_surface_reg = r100_set_surface_reg,
         .clear_surface_reg = r100_clear_surface_reg,
         .bandwidth_update = &rs690_bandwidth_update,
-        .hdp_flush = &r100_hdp_flush,
         .hpd_init = &rs600_hpd_init,
         .hpd_fini = &rs600_hpd_fini,
         .hpd_sense = &rs600_hpd_sense,
@@ -424,7 +417,6 @@ static struct radeon_asic rv515_asic = {
         .set_surface_reg = r100_set_surface_reg,
         .clear_surface_reg = r100_clear_surface_reg,
         .bandwidth_update = &rv515_bandwidth_update,
-        .hdp_flush = &r100_hdp_flush,
         .hpd_init = &rs600_hpd_init,
         .hpd_fini = &rs600_hpd_fini,
         .hpd_sense = &rs600_hpd_sense,
@@ -467,7 +459,6 @@ static struct radeon_asic r520_asic = {
         .set_surface_reg = r100_set_surface_reg,
         .clear_surface_reg = r100_clear_surface_reg,
         .bandwidth_update = &rv515_bandwidth_update,
-        .hdp_flush = &r100_hdp_flush,
         .hpd_init = &rs600_hpd_init,
         .hpd_fini = &rs600_hpd_fini,
         .hpd_sense = &rs600_hpd_sense,
@@ -508,7 +499,6 @@ int r600_ring_test(struct radeon_device *rdev);
 int r600_copy_blit(struct radeon_device *rdev,
                    uint64_t src_offset, uint64_t dst_offset,
                    unsigned num_pages, struct radeon_fence *fence);
-void r600_hdp_flush(struct radeon_device *rdev);
 void r600_hpd_init(struct radeon_device *rdev);
 void r600_hpd_fini(struct radeon_device *rdev);
 bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd);
@@ -544,7 +534,6 @@ static struct radeon_asic r600_asic = {
         .set_surface_reg = r600_set_surface_reg,
         .clear_surface_reg = r600_clear_surface_reg,
         .bandwidth_update = &rv515_bandwidth_update,
-        .hdp_flush = &r600_hdp_flush,
         .hpd_init = &r600_hpd_init,
         .hpd_fini = &r600_hpd_fini,
         .hpd_sense = &r600_hpd_sense,
@@ -589,7 +578,6 @@ static struct radeon_asic rv770_asic = {
         .set_surface_reg = r600_set_surface_reg,
         .clear_surface_reg = r600_clear_surface_reg,
         .bandwidth_update = &rv515_bandwidth_update,
-        .hdp_flush = &r600_hdp_flush,
         .hpd_init = &r600_hpd_init,
         .hpd_fini = &r600_hpd_fini,
         .hpd_sense = &r600_hpd_sense,
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 321044bef71c..fa82ca74324e 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -114,6 +114,7 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev
                         i2c.i2c_id = gpio->sucI2cId.ucAccess;
 
                         i2c.valid = true;
+                        break;
                 }
         }
 
@@ -345,7 +346,9 @@ const int object_connector_convert[] = {
         DRM_MODE_CONNECTOR_Unknown,
         DRM_MODE_CONNECTOR_Unknown,
         DRM_MODE_CONNECTOR_Unknown,
-        DRM_MODE_CONNECTOR_DisplayPort
+        DRM_MODE_CONNECTOR_DisplayPort,
+        DRM_MODE_CONNECTOR_eDP,
+        DRM_MODE_CONNECTOR_Unknown
 };
 
 bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
@@ -935,6 +938,43 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
         return false;
 }
 
+union igp_info {
+        struct _ATOM_INTEGRATED_SYSTEM_INFO info;
+        struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2;
+};
+
+bool radeon_atombios_sideport_present(struct radeon_device *rdev)
+{
+        struct radeon_mode_info *mode_info = &rdev->mode_info;
+        int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
+        union igp_info *igp_info;
+        u8 frev, crev;
+        u16 data_offset;
+
+        atom_parse_data_header(mode_info->atom_context, index, NULL, &frev,
+                               &crev, &data_offset);
+
+        igp_info = (union igp_info *)(mode_info->atom_context->bios +
+                                      data_offset);
+
+        if (igp_info) {
+                switch (crev) {
+                case 1:
+                        if (igp_info->info.ucMemoryType & 0xf0)
+                                return true;
+                        break;
+                case 2:
+                        if (igp_info->info_2.ucMemoryType & 0x0f)
+                                return true;
+                        break;
+                default:
+                        DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev);
+                        break;
+                }
+        }
+        return false;
+}
+
 bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
                                    struct radeon_encoder_int_tmds *tmds)
 {
@@ -1026,6 +1066,7 @@ static struct radeon_atom_ss *radeon_atombios_get_ss_info(struct
                                 ss->delay = ss_info->asSS_Info[i].ucSS_Delay;
                                 ss->range = ss_info->asSS_Info[i].ucSS_Range;
                                 ss->refdiv = ss_info->asSS_Info[i].ucRecommendedRef_Div;
+                                break;
                         }
                 }
         }
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index fd94dbca33ac..579c8920e081 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -595,6 +595,48 @@ bool radeon_combios_get_clock_info(struct drm_device *dev)
         return false;
 }
 
+bool radeon_combios_sideport_present(struct radeon_device *rdev)
+{
+        struct drm_device *dev = rdev->ddev;
+        u16 igp_info;
+
+        igp_info = combios_get_table_offset(dev, COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE);
+
+        if (igp_info) {
+                if (RBIOS16(igp_info + 0x4))
+                        return true;
+        }
+        return false;
+}
+
+static const uint32_t default_primarydac_adj[CHIP_LAST] = {
+        0x00000808,             /* r100  */
+        0x00000808,             /* rv100 */
+        0x00000808,             /* rs100 */
+        0x00000808,             /* rv200 */
+        0x00000808,             /* rs200 */
+        0x00000808,             /* r200  */
+        0x00000808,             /* rv250 */
+        0x00000000,             /* rs300 */
+        0x00000808,             /* rv280 */
+        0x00000808,             /* r300  */
+        0x00000808,             /* r350  */
+        0x00000808,             /* rv350 */
+        0x00000808,             /* rv380 */
+        0x00000808,             /* r420  */
+        0x00000808,             /* r423  */
+        0x00000808,             /* rv410 */
+        0x00000000,             /* rs400 */
+        0x00000000,             /* rs480 */
+};
+
+static void radeon_legacy_get_primary_dac_info_from_table(struct radeon_device *rdev,
+                                                          struct radeon_encoder_primary_dac *p_dac)
+{
+        p_dac->ps2_pdac_adj = default_primarydac_adj[rdev->family];
+        return;
+}
+
 struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
                                                                        radeon_encoder
                                                                        *encoder)
@@ -604,20 +646,20 @@ struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
         uint16_t dac_info;
         uint8_t rev, bg, dac;
         struct radeon_encoder_primary_dac *p_dac = NULL;
+        int found = 0;
 
-        if (rdev->bios == NULL)
+        p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac),
+                        GFP_KERNEL);
+
+        if (!p_dac)
                 return NULL;
 
+        if (rdev->bios == NULL)
+                goto out;
+
         /* check CRT table */
         dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
         if (dac_info) {
-                p_dac =
-                    kzalloc(sizeof(struct radeon_encoder_primary_dac),
-                            GFP_KERNEL);
-
-                if (!p_dac)
-                        return NULL;
-
                 rev = RBIOS8(dac_info) & 0x3;
                 if (rev < 2) {
                         bg = RBIOS8(dac_info + 0x2) & 0xf;
@@ -628,9 +670,13 @@ struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
                         dac = RBIOS8(dac_info + 0x3) & 0xf;
                         p_dac->ps2_pdac_adj = (bg << 8) | (dac);
                 }
-
+                found = 1;
         }
 
+out:
+        if (!found) /* fallback to defaults */
+                radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac);
+
         return p_dac;
 }
 
@@ -641,6 +687,9 @@ radeon_combios_get_tv_info(struct radeon_device *rdev)
         uint16_t tv_info;
         enum radeon_tv_std tv_std = TV_STD_NTSC;
 
+        if (rdev->bios == NULL)
+                return tv_std;
+
         tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
         if (tv_info) {
                 if (RBIOS8(tv_info + 6) == 'T') {
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 20161567dbff..55266416fa47 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -49,8 +49,10 @@ void radeon_connector_hotplug(struct drm_connector *connector)
         if (radeon_connector->hpd.hpd != RADEON_HPD_NONE)
                 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
 
-        if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
-                if (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
+        if ((connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
+            (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) {
+                if ((radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
+                    (radeon_dp_getsinktype(radeon_connector) == CONNECTOR_OBJECT_ID_eDP)) {
                         if (radeon_dp_needs_link_train(radeon_connector)) {
                                 if (connector->encoder)
                                         dp_link_train(connector->encoder, connector);
@@ -615,7 +617,7 @@ static enum drm_connector_status radeon_vga_detect(struct drm_connector *connect
                                 ret = connector_status_connected;
                 }
         } else {
-                if (radeon_connector->dac_load_detect) {
+                if (radeon_connector->dac_load_detect && encoder) {
                         encoder_funcs = encoder->helper_private;
                         ret = encoder_funcs->detect(encoder, connector);
                 }
@@ -898,10 +900,18 @@ static void radeon_dvi_force(struct drm_connector *connector)
 static int radeon_dvi_mode_valid(struct drm_connector *connector,
                                   struct drm_display_mode *mode)
 {
+        struct drm_device *dev = connector->dev;
+        struct radeon_device *rdev = dev->dev_private;
         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 
         /* XXX check mode bandwidth */
 
+        /* clocks over 135 MHz have heat issues with DVI on RV100 */
+        if (radeon_connector->use_digital &&
+            (rdev->family == CHIP_RV100) &&
+            (mode->clock > 135000))
+                return MODE_CLOCK_HIGH;
+
         if (radeon_connector->use_digital && (mode->clock > 165000)) {
                 if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
                     (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
@@ -967,7 +977,8 @@ static enum drm_connector_status radeon_dp_detect(struct drm_connector *connecto
         }
 
         sink_type = radeon_dp_getsinktype(radeon_connector);
-        if (sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) {
+        if ((sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
+            (sink_type == CONNECTOR_OBJECT_ID_eDP)) {
                 if (radeon_dp_getdpcd(radeon_connector)) {
                         radeon_dig_connector->dp_sink_type = sink_type;
                         ret = connector_status_connected;
@@ -992,7 +1003,8 @@ static int radeon_dp_mode_valid(struct drm_connector *connector,
 
         /* XXX check mode bandwidth */
 
-        if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
+        if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
+            (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
                 return radeon_dp_mode_valid_helper(radeon_connector, mode);
         else
                 return MODE_OK;
@@ -1145,6 +1157,7 @@ radeon_add_atom_connector(struct drm_device *dev,
                 subpixel_order = SubPixelHorizontalRGB;
                 break;
         case DRM_MODE_CONNECTOR_DisplayPort:
+        case DRM_MODE_CONNECTOR_eDP:
                 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
                 if (!radeon_dig_connector)
                         goto failed;
@@ -1157,10 +1170,16 @@ radeon_add_atom_connector(struct drm_device *dev,
                         goto failed;
                 if (i2c_bus->valid) {
                         /* add DP i2c bus */
-                        radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
+                        if (connector_type == DRM_MODE_CONNECTOR_eDP)
+                                radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "eDP-auxch");
+                        else
+                                radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch");
                         if (!radeon_dig_connector->dp_i2c_bus)
                                 goto failed;
-                        radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP");
+                        if (connector_type == DRM_MODE_CONNECTOR_eDP)
+                                radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "eDP");
+                        else
+                                radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP");
                         if (!radeon_connector->ddc_bus)
                                 goto failed;
                 }
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index 0b2f9c2ad2c1..06123ba31d31 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -2145,6 +2145,7 @@ int radeon_master_create(struct drm_device *dev, struct drm_master *master)
                          &master_priv->sarea);
         if (ret) {
                 DRM_ERROR("SAREA setup failed\n");
+                kfree(master_priv);
                 return ret;
         }
         master_priv->sarea_priv = master_priv->sarea->handle + sizeof(struct drm_sarea);
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 7c6848096bcd..0c51f8e46613 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -733,16 +733,18 @@ void radeon_device_fini(struct radeon_device *rdev)
  */
 int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
 {
-        struct radeon_device *rdev = dev->dev_private;
+        struct radeon_device *rdev;
         struct drm_crtc *crtc;
         int r;
 
-        if (dev == NULL || rdev == NULL) {
+        if (dev == NULL || dev->dev_private == NULL) {
                 return -ENODEV;
         }
         if (state.event == PM_EVENT_PRETHAW) {
                 return 0;
         }
+        rdev = dev->dev_private;
+
         /* unpin the front buffers */
         list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
                 struct radeon_framebuffer *rfb = to_radeon_framebuffer(crtc->fb);
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 91d72b70abc9..0ec491ead2ff 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -234,7 +234,7 @@ static const char *encoder_names[34] = {
         "INTERNAL_UNIPHY2",
 };
 
-static const char *connector_names[13] = {
+static const char *connector_names[15] = {
         "Unknown",
         "VGA",
         "DVI-I",
@@ -248,6 +248,8 @@ static const char *connector_names[13] = {
         "DisplayPort",
         "HDMI-A",
         "HDMI-B",
+        "TV",
+        "eDP",
 };
 
 static const char *hpd_names[7] = {
@@ -329,8 +331,11 @@ static bool radeon_setup_enc_conn(struct drm_device *dev)
                                 ret = radeon_get_atom_connector_info_from_object_table(dev);
                         else
                                 ret = radeon_get_atom_connector_info_from_supported_devices_table(dev);
-                } else
+                } else {
                         ret = radeon_get_legacy_connector_info_from_bios(dev);
+                        if (ret == false)
+                                ret = radeon_get_legacy_connector_info_from_table(dev);
+                }
         } else {
                 if (!ASIC_IS_AVIVO(rdev))
                         ret = radeon_get_legacy_connector_info_from_table(dev);
@@ -349,7 +354,8 @@ int radeon_ddc_get_modes(struct radeon_connector *radeon_connector)
 {
         int ret = 0;
 
-        if (radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_DisplayPort) {
+        if ((radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_DisplayPort) ||
+            (radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_eDP)) {
                 struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;
                 if (dig->dp_i2c_bus)
                         radeon_connector->edid = drm_get_edid(&radeon_connector->base, &dig->dp_i2c_bus->adapter);
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index ccba95f83d11..82eb551970b9 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -596,21 +596,23 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
                 return ATOM_ENCODER_MODE_LVDS;
                 break;
         case DRM_MODE_CONNECTOR_DisplayPort:
+        case DRM_MODE_CONNECTOR_eDP:
                 radeon_dig_connector = radeon_connector->con_priv;
-                if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT)
+                if ((radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
+                    (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
                         return ATOM_ENCODER_MODE_DP;
                 else if (drm_detect_hdmi_monitor(radeon_connector->edid))
                         return ATOM_ENCODER_MODE_HDMI;
                 else
                         return ATOM_ENCODER_MODE_DVI;
                 break;
-        case CONNECTOR_DVI_A:
-        case CONNECTOR_VGA:
+        case DRM_MODE_CONNECTOR_DVIA:
+        case DRM_MODE_CONNECTOR_VGA:
                 return ATOM_ENCODER_MODE_CRT;
                 break;
-        case CONNECTOR_STV:
-        case CONNECTOR_CTV:
-        case CONNECTOR_DIN:
+        case DRM_MODE_CONNECTOR_Composite:
+        case DRM_MODE_CONNECTOR_SVIDEO:
+        case DRM_MODE_CONNECTOR_9PinDIN:
                 /* fix me */
                 return ATOM_ENCODER_MODE_TV;
                 /*return ATOM_ENCODER_MODE_CV;*/
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 4cdd8b4f7549..8495d4e32e18 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -140,16 +140,15 @@ int radeon_fence_create(struct radeon_device *rdev, struct radeon_fence **fence)
 
 bool radeon_fence_signaled(struct radeon_fence *fence)
 {
-        struct radeon_device *rdev = fence->rdev;
         unsigned long irq_flags;
         bool signaled = false;
 
-        if (rdev->gpu_lockup) {
+        if (!fence)
                 return true;
-        }
-        if (fence == NULL) {
+
+        if (fence->rdev->gpu_lockup)
                 return true;
-        }
+
         write_lock_irqsave(&fence->rdev->fence_drv.lock, irq_flags);
         signaled = fence->signaled;
         /* if we are shuting down report all fence as signaled */
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index 60df2d7e7e4c..0e1325e18534 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -131,7 +131,6 @@ int radeon_gem_set_domain(struct drm_gem_object *gobj,
                         printk(KERN_ERR "Failed to wait for object !\n");
                         return r;
                 }
-                radeon_hdp_flush(robj->rdev);
         }
         return 0;
 }
@@ -312,7 +311,6 @@ int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data,
         mutex_lock(&dev->struct_mutex);
         drm_gem_object_unreference(gobj);
         mutex_unlock(&dev->struct_mutex);
-        radeon_hdp_flush(robj->rdev);
         return r;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_irq.c b/drivers/gpu/drm/radeon/radeon_irq.c
index b79ecc4a7cc4..2f349a300195 100644
--- a/drivers/gpu/drm/radeon/radeon_irq.c
+++ b/drivers/gpu/drm/radeon/radeon_irq.c
@@ -289,16 +289,16 @@ int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_pr
         drm_radeon_irq_emit_t *emit = data;
         int result;
 
-        if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
-                return -EINVAL;
-
-        LOCK_TEST_WITH_RETURN(dev, file_priv);
-
         if (!dev_priv) {
                 DRM_ERROR("called with no initialization\n");
                 return -EINVAL;
         }
 
+        if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+                return -EINVAL;
+
+        LOCK_TEST_WITH_RETURN(dev, file_priv);
+
         result = radeon_emit_irq(dev);
 
         if (DRM_COPY_TO_USER(emit->irq_seq, &result, sizeof(int))) {
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 9223296fe37b..3cfd60fd0083 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -97,6 +97,7 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev)
         rdev->irq.sw_int = false;
         for (i = 0; i < 2; i++) {
                 rdev->irq.crtc_vblank_int[i] = false;
+                rdev->irq.hpd[i] = false;
         }
         radeon_irq_set(rdev);
 }
@@ -128,17 +129,22 @@ int radeon_irq_kms_init(struct radeon_device *rdev)
                         DRM_INFO("radeon: using MSI.\n");
                 }
         }
-        drm_irq_install(rdev->ddev);
         rdev->irq.installed = true;
+        r = drm_irq_install(rdev->ddev);
+        if (r) {
+                rdev->irq.installed = false;
+                return r;
+        }
         DRM_INFO("radeon: irq initialized.\n");
         return 0;
 }
 
 void radeon_irq_kms_fini(struct radeon_device *rdev)
 {
+        drm_vblank_cleanup(rdev->ddev);
         if (rdev->irq.installed) {
-                rdev->irq.installed = false;
                 drm_irq_uninstall(rdev->ddev);
+                rdev->irq.installed = false;
                 if (rdev->msi_enabled)
                         pci_disable_msi(rdev->pdev);
         }
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index 981508ff7037..38e45e231ef5 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -46,6 +46,7 @@ static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode)
         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
         uint32_t lvds_gen_cntl, lvds_pll_cntl, pixclks_cntl, disp_pwr_man;
         int panel_pwr_delay = 2000;
+        bool is_mac = false;
         DRM_DEBUG("\n");
 
         if (radeon_encoder->enc_priv) {
@@ -58,6 +59,15 @@ static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode)
                 }
         }
 
+        /* macs (and possibly some x86 oem systems?) wire up LVDS strangely
+         * Taken from radeonfb.
+         */
+        if ((rdev->mode_info.connector_table == CT_IBOOK) ||
+            (rdev->mode_info.connector_table == CT_POWERBOOK_EXTERNAL) ||
+            (rdev->mode_info.connector_table == CT_POWERBOOK_INTERNAL) ||
+            (rdev->mode_info.connector_table == CT_POWERBOOK_VGA))
+                is_mac = true;
+
         switch (mode) {
         case DRM_MODE_DPMS_ON:
                 disp_pwr_man = RREG32(RADEON_DISP_PWR_MAN);
@@ -74,6 +84,8 @@ static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode)
 
                 lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
                 lvds_gen_cntl |= (RADEON_LVDS_ON | RADEON_LVDS_EN | RADEON_LVDS_DIGON | RADEON_LVDS_BLON);
+                if (is_mac)
+                        lvds_gen_cntl |= RADEON_LVDS_BL_MOD_EN;
                 lvds_gen_cntl &= ~(RADEON_LVDS_DISPLAY_DIS);
                 udelay(panel_pwr_delay * 1000);
                 WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
@@ -85,7 +97,14 @@ static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode)
                 WREG32_PLL_P(RADEON_PIXCLKS_CNTL, 0, ~RADEON_PIXCLK_LVDS_ALWAYS_ONb);
                 lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
                 lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS;
-                lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN | RADEON_LVDS_DIGON);
+                if (is_mac) {
+                        lvds_gen_cntl &= ~RADEON_LVDS_BL_MOD_EN;
+                        WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
+                        lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_EN);
+                } else {
+                        WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
+                        lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN | RADEON_LVDS_DIGON);
+                }
                 udelay(panel_pwr_delay * 1000);
                 WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
                 WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl);
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_tv.c b/drivers/gpu/drm/radeon/radeon_legacy_tv.c
index 3a12bb0c0563..417684daef4c 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_tv.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_tv.c
@@ -77,7 +77,7 @@ struct radeon_tv_mode_constants {
         unsigned pix_to_tv;
 };
 
-static const uint16_t hor_timing_NTSC[] = {
+static const uint16_t hor_timing_NTSC[MAX_H_CODE_TIMING_LEN] = {
         0x0007,
         0x003f,
         0x0263,
@@ -98,7 +98,7 @@ static const uint16_t hor_timing_NTSC[] = {
         0
 };
 
-static const uint16_t vert_timing_NTSC[] = {
+static const uint16_t vert_timing_NTSC[MAX_V_CODE_TIMING_LEN] = {
         0x2001,
         0x200d,
         0x1006,
@@ -115,7 +115,7 @@ static const uint16_t vert_timing_NTSC[] = {
         0
 };
 
-static const uint16_t hor_timing_PAL[] = {
+static const uint16_t hor_timing_PAL[MAX_H_CODE_TIMING_LEN] = {
         0x0007,
         0x0058,
         0x027c,
@@ -136,7 +136,7 @@ static const uint16_t hor_timing_PAL[] = {
         0
 };
 
-static const uint16_t vert_timing_PAL[] =       {
+static const uint16_t vert_timing_PAL[MAX_V_CODE_TIMING_LEN] = {
         0x2001,
         0x200c,
         0x1005,
@@ -623,9 +623,9 @@ void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
         }
         flicker_removal = (tmp + 500) / 1000;
 
-        if (flicker_removal < 3)
-                flicker_removal = 3;
-        for (i = 0; i < 6; ++i) {
+        if (flicker_removal < 2)
+                flicker_removal = 2;
+        for (i = 0; i < ARRAY_SIZE(SLOPE_limit); ++i) {
                 if (flicker_removal == SLOPE_limit[i])
                         break;
         }
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 402369db5ba0..91cb041cb40d 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -46,32 +46,6 @@ struct radeon_device;
 #define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
 #define to_radeon_framebuffer(x) container_of(x, struct radeon_framebuffer, base)
 
-enum radeon_connector_type {
-        CONNECTOR_NONE,
-        CONNECTOR_VGA,
-        CONNECTOR_DVI_I,
-        CONNECTOR_DVI_D,
-        CONNECTOR_DVI_A,
-        CONNECTOR_STV,
-        CONNECTOR_CTV,
-        CONNECTOR_LVDS,
-        CONNECTOR_DIGITAL,
-        CONNECTOR_SCART,
-        CONNECTOR_HDMI_TYPE_A,
-        CONNECTOR_HDMI_TYPE_B,
-        CONNECTOR_0XC,
-        CONNECTOR_0XD,
-        CONNECTOR_DIN,
-        CONNECTOR_DISPLAY_PORT,
-        CONNECTOR_UNSUPPORTED
-};
-
-enum radeon_dvi_type {
-        DVI_AUTO,
-        DVI_DIGITAL,
-        DVI_ANALOG
-};
-
 enum radeon_rmx_type {
         RMX_OFF,
         RMX_FULL,
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index d9ffe1f56e8f..4e636de877b2 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -221,8 +221,9 @@ int radeon_bo_unpin(struct radeon_bo *bo)
 int radeon_bo_evict_vram(struct radeon_device *rdev)
 {
         if (rdev->flags & RADEON_IS_IGP) {
-                /* Useless to evict on IGP chips */
-                return 0;
+                if (rdev->mc.igp_sideport_enabled == false)
+                        /* Useless to evict on IGP chips */
+                        return 0;
         }
         return ttm_bo_evict_mm(&rdev->mman.bdev, TTM_PL_VRAM);
 }
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 3b0c07b444a2..58b5adf974ca 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -215,7 +215,10 @@ static void radeon_evict_flags(struct ttm_buffer_object *bo,
         rbo = container_of(bo, struct radeon_bo, tbo);
         switch (bo->mem.mem_type) {
         case TTM_PL_VRAM:
-                radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_GTT);
+                if (rbo->rdev->cp.ready == false)
+                        radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_CPU);
+                else
+                        radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_GTT);
                 break;
         case TTM_PL_TT:
         default:
diff --git a/drivers/gpu/drm/radeon/reg_srcs/r420 b/drivers/gpu/drm/radeon/reg_srcs/r420
new file mode 100644
index 000000000000..989f7a020832
--- /dev/null
+++ b/drivers/gpu/drm/radeon/reg_srcs/r420
@@ -0,0 +1,795 @@
+r420 0x4f60
+0x1434 SRC_Y_X
+0x1438 DST_Y_X
+0x143C DST_HEIGHT_WIDTH
+0x146C DP_GUI_MASTER_CNTL
+0x1474 BRUSH_Y_X
+0x1478 DP_BRUSH_BKGD_CLR
+0x147C DP_BRUSH_FRGD_CLR
+0x1480 BRUSH_DATA0
+0x1484 BRUSH_DATA1
+0x1598 DST_WIDTH_HEIGHT
+0x15C0 CLR_CMP_CNTL
+0x15C4 CLR_CMP_CLR_SRC
+0x15C8 CLR_CMP_CLR_DST
+0x15CC CLR_CMP_MSK
+0x15D8 DP_SRC_FRGD_CLR
+0x15DC DP_SRC_BKGD_CLR
+0x1600 DST_LINE_START
+0x1604 DST_LINE_END
+0x1608 DST_LINE_PATCOUNT
+0x16C0 DP_CNTL
+0x16CC DP_WRITE_MSK
+0x16D0 DP_CNTL_XDIR_YDIR_YMAJOR
+0x16E8 DEFAULT_SC_BOTTOM_RIGHT
+0x16EC SC_TOP_LEFT
+0x16F0 SC_BOTTOM_RIGHT
+0x16F4 SRC_SC_BOTTOM_RIGHT
+0x1714 DSTCACHE_CTLSTAT
+0x1720 WAIT_UNTIL
+0x172C RBBM_GUICNTL
+0x1D98 VAP_VPORT_XSCALE
+0x1D9C VAP_VPORT_XOFFSET
+0x1DA0 VAP_VPORT_YSCALE
+0x1DA4 VAP_VPORT_YOFFSET
+0x1DA8 VAP_VPORT_ZSCALE
+0x1DAC VAP_VPORT_ZOFFSET
+0x2080 VAP_CNTL
+0x2090 VAP_OUT_VTX_FMT_0
+0x2094 VAP_OUT_VTX_FMT_1
+0x20B0 VAP_VTE_CNTL
+0x2138 VAP_VF_MIN_VTX_INDX
+0x2140 VAP_CNTL_STATUS
+0x2150 VAP_PROG_STREAM_CNTL_0
+0x2154 VAP_PROG_STREAM_CNTL_1
+0x2158 VAP_PROG_STREAM_CNTL_2
+0x215C VAP_PROG_STREAM_CNTL_3
+0x2160 VAP_PROG_STREAM_CNTL_4
+0x2164 VAP_PROG_STREAM_CNTL_5
+0x2168 VAP_PROG_STREAM_CNTL_6
+0x216C VAP_PROG_STREAM_CNTL_7
+0x2180 VAP_VTX_STATE_CNTL
+0x2184 VAP_VSM_VTX_ASSM
+0x2188 VAP_VTX_STATE_IND_REG_0
+0x218C VAP_VTX_STATE_IND_REG_1
+0x2190 VAP_VTX_STATE_IND_REG_2
+0x2194 VAP_VTX_STATE_IND_REG_3
+0x2198 VAP_VTX_STATE_IND_REG_4
+0x219C VAP_VTX_STATE_IND_REG_5
+0x21A0 VAP_VTX_STATE_IND_REG_6
+0x21A4 VAP_VTX_STATE_IND_REG_7
+0x21A8 VAP_VTX_STATE_IND_REG_8
+0x21AC VAP_VTX_STATE_IND_REG_9
+0x21B0 VAP_VTX_STATE_IND_REG_10
+0x21B4 VAP_VTX_STATE_IND_REG_11
+0x21B8 VAP_VTX_STATE_IND_REG_12
+0x21BC VAP_VTX_STATE_IND_REG_13
+0x21C0 VAP_VTX_STATE_IND_REG_14
+0x21C4 VAP_VTX_STATE_IND_REG_15
+0x21DC VAP_PSC_SGN_NORM_CNTL
+0x21E0 VAP_PROG_STREAM_CNTL_EXT_0
+0x21E4 VAP_PROG_STREAM_CNTL_EXT_1
+0x21E8 VAP_PROG_STREAM_CNTL_EXT_2
+0x21EC VAP_PROG_STREAM_CNTL_EXT_3
+0x21F0 VAP_PROG_STREAM_CNTL_EXT_4
+0x21F4 VAP_PROG_STREAM_CNTL_EXT_5
+0x21F8 VAP_PROG_STREAM_CNTL_EXT_6
+0x21FC VAP_PROG_STREAM_CNTL_EXT_7
+0x2200 VAP_PVS_VECTOR_INDX_REG
+0x2204 VAP_PVS_VECTOR_DATA_REG
+0x2208 VAP_PVS_VECTOR_DATA_REG_128
+0x221C VAP_CLIP_CNTL
+0x2220 VAP_GB_VERT_CLIP_ADJ
+0x2224 VAP_GB_VERT_DISC_ADJ
+0x2228 VAP_GB_HORZ_CLIP_ADJ
+0x222C VAP_GB_HORZ_DISC_ADJ
+0x2230 VAP_PVS_FLOW_CNTL_ADDRS_0
+0x2234 VAP_PVS_FLOW_CNTL_ADDRS_1
+0x2238 VAP_PVS_FLOW_CNTL_ADDRS_2
+0x223C VAP_PVS_FLOW_CNTL_ADDRS_3
+0x2240 VAP_PVS_FLOW_CNTL_ADDRS_4
+0x2244 VAP_PVS_FLOW_CNTL_ADDRS_5
+0x2248 VAP_PVS_FLOW_CNTL_ADDRS_6
+0x224C VAP_PVS_FLOW_CNTL_ADDRS_7
+0x2250 VAP_PVS_FLOW_CNTL_ADDRS_8
+0x2254 VAP_PVS_FLOW_CNTL_ADDRS_9
+0x2258 VAP_PVS_FLOW_CNTL_ADDRS_10
+0x225C VAP_PVS_FLOW_CNTL_ADDRS_11
+0x2260 VAP_PVS_FLOW_CNTL_ADDRS_12
+0x2264 VAP_PVS_FLOW_CNTL_ADDRS_13
+0x2268 VAP_PVS_FLOW_CNTL_ADDRS_14
+0x226C VAP_PVS_FLOW_CNTL_ADDRS_15
+0x2284 VAP_PVS_STATE_FLUSH_REG
+0x2288 VAP_PVS_VTX_TIMEOUT_REG
+0x2290 VAP_PVS_FLOW_CNTL_LOOP_INDEX_0
+0x2294 VAP_PVS_FLOW_CNTL_LOOP_INDEX_1
+0x2298 VAP_PVS_FLOW_CNTL_LOOP_INDEX_2
+0x229C VAP_PVS_FLOW_CNTL_LOOP_INDEX_3
+0x22A0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_4
+0x22A4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_5
+0x22A8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_6
+0x22AC VAP_PVS_FLOW_CNTL_LOOP_INDEX_7
+0x22B0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_8
+0x22B4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_9
+0x22B8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_10
+0x22BC VAP_PVS_FLOW_CNTL_LOOP_INDEX_11
+0x22C0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_12
+0x22C4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_13
+0x22C8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_14
+0x22CC VAP_PVS_FLOW_CNTL_LOOP_INDEX_15
+0x22D0 VAP_PVS_CODE_CNTL_0
+0x22D4 VAP_PVS_CONST_CNTL
+0x22D8 VAP_PVS_CODE_CNTL_1
+0x22DC VAP_PVS_FLOW_CNTL_OPC
+0x342C RB2D_DSTCACHE_CTLSTAT
+0x4000 GB_VAP_RASTER_VTX_FMT_0
+0x4004 GB_VAP_RASTER_VTX_FMT_1
+0x4008 GB_ENABLE
+0x401C GB_SELECT
+0x4020 GB_AA_CONFIG
+0x4024 GB_FIFO_SIZE
+0x4100 TX_INVALTAGS
+0x4200 GA_POINT_S0
+0x4204 GA_POINT_T0
+0x4208 GA_POINT_S1
+0x420C GA_POINT_T1
+0x4214 GA_TRIANGLE_STIPPLE
+0x421C GA_POINT_SIZE
+0x4230 GA_POINT_MINMAX
+0x4234 GA_LINE_CNTL
+0x4238 GA_LINE_STIPPLE_CONFIG
+0x4260 GA_LINE_STIPPLE_VALUE
+0x4264 GA_LINE_S0
+0x4268 GA_LINE_S1
+0x4278 GA_COLOR_CONTROL
+0x427C GA_SOLID_RG
+0x4280 GA_SOLID_BA
+0x4288 GA_POLY_MODE
+0x428C GA_ROUND_MODE
+0x4290 GA_OFFSET
+0x4294 GA_FOG_SCALE
+0x4298 GA_FOG_OFFSET
+0x42A0 SU_TEX_WRAP
+0x42A4 SU_POLY_OFFSET_FRONT_SCALE
+0x42A8 SU_POLY_OFFSET_FRONT_OFFSET
+0x42AC SU_POLY_OFFSET_BACK_SCALE
+0x42B0 SU_POLY_OFFSET_BACK_OFFSET
+0x42B4 SU_POLY_OFFSET_ENABLE
+0x42B8 SU_CULL_MODE
+0x42C0 SU_DEPTH_SCALE
+0x42C4 SU_DEPTH_OFFSET
+0x42C8 SU_REG_DEST
+0x4300 RS_COUNT
+0x4304 RS_INST_COUNT
+0x4310 RS_IP_0
+0x4314 RS_IP_1
+0x4318 RS_IP_2
+0x431C RS_IP_3
+0x4320 RS_IP_4
+0x4324 RS_IP_5
+0x4328 RS_IP_6
+0x432C RS_IP_7
+0x4330 RS_INST_0
+0x4334 RS_INST_1
+0x4338 RS_INST_2
+0x433C RS_INST_3
+0x4340 RS_INST_4
+0x4344 RS_INST_5
+0x4348 RS_INST_6
+0x434C RS_INST_7
+0x4350 RS_INST_8
+0x4354 RS_INST_9
+0x4358 RS_INST_10
+0x435C RS_INST_11
+0x4360 RS_INST_12
+0x4364 RS_INST_13
+0x4368 RS_INST_14
+0x436C RS_INST_15
+0x43A4 SC_HYPERZ_EN
+0x43A8 SC_EDGERULE
+0x43B0 SC_CLIP_0_A
+0x43B4 SC_CLIP_0_B
+0x43B8 SC_CLIP_1_A
+0x43BC SC_CLIP_1_B
+0x43C0 SC_CLIP_2_A
+0x43C4 SC_CLIP_2_B
+0x43C8 SC_CLIP_3_A
+0x43CC SC_CLIP_3_B
+0x43D0 SC_CLIP_RULE
+0x43E0 SC_SCISSOR0
+0x43E8 SC_SCREENDOOR
+0x4440 TX_FILTER1_0
+0x4444 TX_FILTER1_1
+0x4448 TX_FILTER1_2
+0x444C TX_FILTER1_3
+0x4450 TX_FILTER1_4
+0x4454 TX_FILTER1_5
+0x4458 TX_FILTER1_6
+0x445C TX_FILTER1_7
+0x4460 TX_FILTER1_8
+0x4464 TX_FILTER1_9
+0x4468 TX_FILTER1_10
+0x446C TX_FILTER1_11
+0x4470 TX_FILTER1_12
+0x4474 TX_FILTER1_13
+0x4478 TX_FILTER1_14
+0x447C TX_FILTER1_15
+0x4580 TX_CHROMA_KEY_0
+0x4584 TX_CHROMA_KEY_1
+0x4588 TX_CHROMA_KEY_2
+0x458C TX_CHROMA_KEY_3
+0x4590 TX_CHROMA_KEY_4
+0x4594 TX_CHROMA_KEY_5
+0x4598 TX_CHROMA_KEY_6
+0x459C TX_CHROMA_KEY_7
+0x45A0 TX_CHROMA_KEY_8
+0x45A4 TX_CHROMA_KEY_9
+0x45A8 TX_CHROMA_KEY_10
+0x45AC TX_CHROMA_KEY_11
+0x45B0 TX_CHROMA_KEY_12
+0x45B4 TX_CHROMA_KEY_13
+0x45B8 TX_CHROMA_KEY_14
+0x45BC TX_CHROMA_KEY_15
+0x45C0 TX_BORDER_COLOR_0
+0x45C4 TX_BORDER_COLOR_1
+0x45C8 TX_BORDER_COLOR_2
+0x45CC TX_BORDER_COLOR_3
+0x45D0 TX_BORDER_COLOR_4
+0x45D4 TX_BORDER_COLOR_5
+0x45D8 TX_BORDER_COLOR_6
+0x45DC TX_BORDER_COLOR_7
+0x45E0 TX_BORDER_COLOR_8
+0x45E4 TX_BORDER_COLOR_9
+0x45E8 TX_BORDER_COLOR_10
+0x45EC TX_BORDER_COLOR_11
+0x45F0 TX_BORDER_COLOR_12
+0x45F4 TX_BORDER_COLOR_13
+0x45F8 TX_BORDER_COLOR_14
+0x45FC TX_BORDER_COLOR_15
+0x4600 US_CONFIG
+0x4604 US_PIXSIZE
+0x4608 US_CODE_OFFSET
+0x460C US_RESET
+0x4610 US_CODE_ADDR_0
+0x4614 US_CODE_ADDR_1
+0x4618 US_CODE_ADDR_2
+0x461C US_CODE_ADDR_3
+0x4620 US_TEX_INST_0
+0x4624 US_TEX_INST_1
+0x4628 US_TEX_INST_2
+0x462C US_TEX_INST_3
+0x4630 US_TEX_INST_4
+0x4634 US_TEX_INST_5
+0x4638 US_TEX_INST_6
+0x463C US_TEX_INST_7
+0x4640 US_TEX_INST_8
+0x4644 US_TEX_INST_9
+0x4648 US_TEX_INST_10
+0x464C US_TEX_INST_11
+0x4650 US_TEX_INST_12
+0x4654 US_TEX_INST_13
+0x4658 US_TEX_INST_14
+0x465C US_TEX_INST_15
+0x4660 US_TEX_INST_16
+0x4664 US_TEX_INST_17
+0x4668 US_TEX_INST_18
+0x466C US_TEX_INST_19
+0x4670 US_TEX_INST_20
+0x4674 US_TEX_INST_21
+0x4678 US_TEX_INST_22
+0x467C US_TEX_INST_23
+0x4680 US_TEX_INST_24
+0x4684 US_TEX_INST_25
+0x4688 US_TEX_INST_26
+0x468C US_TEX_INST_27
+0x4690 US_TEX_INST_28
+0x4694 US_TEX_INST_29
+0x4698 US_TEX_INST_30
+0x469C US_TEX_INST_31
+0x46A4 US_OUT_FMT_0
+0x46A8 US_OUT_FMT_1
+0x46AC US_OUT_FMT_2
+0x46B0 US_OUT_FMT_3
+0x46B4 US_W_FMT
+0x46B8 US_CODE_BANK
+0x46BC US_CODE_EXT
+0x46C0 US_ALU_RGB_ADDR_0
+0x46C4 US_ALU_RGB_ADDR_1
+0x46C8 US_ALU_RGB_ADDR_2
+0x46CC US_ALU_RGB_ADDR_3
+0x46D0 US_ALU_RGB_ADDR_4
+0x46D4 US_ALU_RGB_ADDR_5
+0x46D8 US_ALU_RGB_ADDR_6
+0x46DC US_ALU_RGB_ADDR_7
+0x46E0 US_ALU_RGB_ADDR_8
+0x46E4 US_ALU_RGB_ADDR_9
+0x46E8 US_ALU_RGB_ADDR_10
+0x46EC US_ALU_RGB_ADDR_11
+0x46F0 US_ALU_RGB_ADDR_12
+0x46F4 US_ALU_RGB_ADDR_13
+0x46F8 US_ALU_RGB_ADDR_14
+0x46FC US_ALU_RGB_ADDR_15
+0x4700 US_ALU_RGB_ADDR_16
+0x4704 US_ALU_RGB_ADDR_17
+0x4708 US_ALU_RGB_ADDR_18
+0x470C US_ALU_RGB_ADDR_19
+0x4710 US_ALU_RGB_ADDR_20
+0x4714 US_ALU_RGB_ADDR_21
+0x4718 US_ALU_RGB_ADDR_22
+0x471C US_ALU_RGB_ADDR_23
+0x4720 US_ALU_RGB_ADDR_24
+0x4724 US_ALU_RGB_ADDR_25
+0x4728 US_ALU_RGB_ADDR_26
+0x472C US_ALU_RGB_ADDR_27
+0x4730 US_ALU_RGB_ADDR_28
+0x4734 US_ALU_RGB_ADDR_29
+0x4738 US_ALU_RGB_ADDR_30
+0x473C US_ALU_RGB_ADDR_31
+0x4740 US_ALU_RGB_ADDR_32
+0x4744 US_ALU_RGB_ADDR_33
+0x4748 US_ALU_RGB_ADDR_34
+0x474C US_ALU_RGB_ADDR_35
+0x4750 US_ALU_RGB_ADDR_36
+0x4754 US_ALU_RGB_ADDR_37
+0x4758 US_ALU_RGB_ADDR_38
+0x475C US_ALU_RGB_ADDR_39
+0x4760 US_ALU_RGB_ADDR_40
+0x4764 US_ALU_RGB_ADDR_41
+0x4768 US_ALU_RGB_ADDR_42
+0x476C US_ALU_RGB_ADDR_43
+0x4770 US_ALU_RGB_ADDR_44
+0x4774 US_ALU_RGB_ADDR_45
+0x4778 US_ALU_RGB_ADDR_46
+0x477C US_ALU_RGB_ADDR_47
+0x4780 US_ALU_RGB_ADDR_48
+0x4784 US_ALU_RGB_ADDR_49
+0x4788 US_ALU_RGB_ADDR_50
+0x478C US_ALU_RGB_ADDR_51
+0x4790 US_ALU_RGB_ADDR_52
+0x4794 US_ALU_RGB_ADDR_53
+0x4798 US_ALU_RGB_ADDR_54
+0x479C US_ALU_RGB_ADDR_55
+0x47A0 US_ALU_RGB_ADDR_56
+0x47A4 US_ALU_RGB_ADDR_57
+0x47A8 US_ALU_RGB_ADDR_58
+0x47AC US_ALU_RGB_ADDR_59
+0x47B0 US_ALU_RGB_ADDR_60
+0x47B4 US_ALU_RGB_ADDR_61
+0x47B8 US_ALU_RGB_ADDR_62
+0x47BC US_ALU_RGB_ADDR_63
+0x47C0 US_ALU_ALPHA_ADDR_0
+0x47C4 US_ALU_ALPHA_ADDR_1
+0x47C8 US_ALU_ALPHA_ADDR_2
+0x47CC US_ALU_ALPHA_ADDR_3
+0x47D0 US_ALU_ALPHA_ADDR_4
+0x47D4 US_ALU_ALPHA_ADDR_5
+0x47D8 US_ALU_ALPHA_ADDR_6
+0x47DC US_ALU_ALPHA_ADDR_7
+0x47E0 US_ALU_ALPHA_ADDR_8
+0x47E4 US_ALU_ALPHA_ADDR_9
+0x47E8 US_ALU_ALPHA_ADDR_10
+0x47EC US_ALU_ALPHA_ADDR_11
+0x47F0 US_ALU_ALPHA_ADDR_12
+0x47F4 US_ALU_ALPHA_ADDR_13
+0x47F8 US_ALU_ALPHA_ADDR_14
+0x47FC US_ALU_ALPHA_ADDR_15
+0x4800 US_ALU_ALPHA_ADDR_16
+0x4804 US_ALU_ALPHA_ADDR_17
+0x4808 US_ALU_ALPHA_ADDR_18
+0x480C US_ALU_ALPHA_ADDR_19
+0x4810 US_ALU_ALPHA_ADDR_20
+0x4814 US_ALU_ALPHA_ADDR_21
+0x4818 US_ALU_ALPHA_ADDR_22
+0x481C US_ALU_ALPHA_ADDR_23
+0x4820 US_ALU_ALPHA_ADDR_24
+0x4824 US_ALU_ALPHA_ADDR_25
+0x4828 US_ALU_ALPHA_ADDR_26
+0x482C US_ALU_ALPHA_ADDR_27
+0x4830 US_ALU_ALPHA_ADDR_28
+0x4834 US_ALU_ALPHA_ADDR_29
+0x4838 US_ALU_ALPHA_ADDR_30
+0x483C US_ALU_ALPHA_ADDR_31
+0x4840 US_ALU_ALPHA_ADDR_32
+0x4844 US_ALU_ALPHA_ADDR_33
+0x4848 US_ALU_ALPHA_ADDR_34
+0x484C US_ALU_ALPHA_ADDR_35
+0x4850 US_ALU_ALPHA_ADDR_36
+0x4854 US_ALU_ALPHA_ADDR_37
+0x4858 US_ALU_ALPHA_ADDR_38
+0x485C US_ALU_ALPHA_ADDR_39
+0x4860 US_ALU_ALPHA_ADDR_40
+0x4864 US_ALU_ALPHA_ADDR_41
+0x4868 US_ALU_ALPHA_ADDR_42
+0x486C US_ALU_ALPHA_ADDR_43
+0x4870 US_ALU_ALPHA_ADDR_44
+0x4874 US_ALU_ALPHA_ADDR_45
+0x4878 US_ALU_ALPHA_ADDR_46
+0x487C US_ALU_ALPHA_ADDR_47
+0x4880 US_ALU_ALPHA_ADDR_48
+0x4884 US_ALU_ALPHA_ADDR_49
+0x4888 US_ALU_ALPHA_ADDR_50
+0x488C US_ALU_ALPHA_ADDR_51
+0x4890 US_ALU_ALPHA_ADDR_52
+0x4894 US_ALU_ALPHA_ADDR_53
+0x4898 US_ALU_ALPHA_ADDR_54
+0x489C US_ALU_ALPHA_ADDR_55
+0x48A0 US_ALU_ALPHA_ADDR_56
+0x48A4 US_ALU_ALPHA_ADDR_57
+0x48A8 US_ALU_ALPHA_ADDR_58
+0x48AC US_ALU_ALPHA_ADDR_59
+0x48B0 US_ALU_ALPHA_ADDR_60
+0x48B4 US_ALU_ALPHA_ADDR_61
+0x48B8 US_ALU_ALPHA_ADDR_62
+0x48BC US_ALU_ALPHA_ADDR_63
+0x48C0 US_ALU_RGB_INST_0
+0x48C4 US_ALU_RGB_INST_1
+0x48C8 US_ALU_RGB_INST_2
+0x48CC US_ALU_RGB_INST_3
+0x48D0 US_ALU_RGB_INST_4
+0x48D4 US_ALU_RGB_INST_5
+0x48D8 US_ALU_RGB_INST_6
+0x48DC US_ALU_RGB_INST_7
+0x48E0 US_ALU_RGB_INST_8
+0x48E4 US_ALU_RGB_INST_9
+0x48E8 US_ALU_RGB_INST_10
+0x48EC US_ALU_RGB_INST_11
+0x48F0 US_ALU_RGB_INST_12
+0x48F4 US_ALU_RGB_INST_13
+0x48F8 US_ALU_RGB_INST_14
+0x48FC US_ALU_RGB_INST_15
+0x4900 US_ALU_RGB_INST_16
+0x4904 US_ALU_RGB_INST_17
+0x4908 US_ALU_RGB_INST_18
+0x490C US_ALU_RGB_INST_19
+0x4910 US_ALU_RGB_INST_20
+0x4914 US_ALU_RGB_INST_21
+0x4918 US_ALU_RGB_INST_22
+0x491C US_ALU_RGB_INST_23
+0x4920 US_ALU_RGB_INST_24
+0x4924 US_ALU_RGB_INST_25
+0x4928 US_ALU_RGB_INST_26
+0x492C US_ALU_RGB_INST_27
+0x4930 US_ALU_RGB_INST_28
+0x4934 US_ALU_RGB_INST_29
+0x4938 US_ALU_RGB_INST_30
+0x493C US_ALU_RGB_INST_31
+0x4940 US_ALU_RGB_INST_32
+0x4944 US_ALU_RGB_INST_33
+0x4948 US_ALU_RGB_INST_34
+0x494C US_ALU_RGB_INST_35
+0x4950 US_ALU_RGB_INST_36
+0x4954 US_ALU_RGB_INST_37
+0x4958 US_ALU_RGB_INST_38
+0x495C US_ALU_RGB_INST_39
+0x4960 US_ALU_RGB_INST_40
+0x4964 US_ALU_RGB_INST_41
+0x4968 US_ALU_RGB_INST_42
+0x496C US_ALU_RGB_INST_43
+0x4970 US_ALU_RGB_INST_44
+0x4974 US_ALU_RGB_INST_45
+0x4978 US_ALU_RGB_INST_46
+0x497C US_ALU_RGB_INST_47
+0x4980 US_ALU_RGB_INST_48
+0x4984 US_ALU_RGB_INST_49
+0x4988 US_ALU_RGB_INST_50
+0x498C US_ALU_RGB_INST_51
+0x4990 US_ALU_RGB_INST_52
+0x4994 US_ALU_RGB_INST_53
+0x4998 US_ALU_RGB_INST_54
+0x499C US_ALU_RGB_INST_55
+0x49A0 US_ALU_RGB_INST_56
+0x49A4 US_ALU_RGB_INST_57
+0x49A8 US_ALU_RGB_INST_58
+0x49AC US_ALU_RGB_INST_59
+0x49B0 US_ALU_RGB_INST_60
+0x49B4 US_ALU_RGB_INST_61
+0x49B8 US_ALU_RGB_INST_62
+0x49BC US_ALU_RGB_INST_63
+0x49C0 US_ALU_ALPHA_INST_0
+0x49C4 US_ALU_ALPHA_INST_1
+0x49C8 US_ALU_ALPHA_INST_2
+0x49CC US_ALU_ALPHA_INST_3
+0x49D0 US_ALU_ALPHA_INST_4
+0x49D4 US_ALU_ALPHA_INST_5
+0x49D8 US_ALU_ALPHA_INST_6
+0x49DC US_ALU_ALPHA_INST_7
+0x49E0 US_ALU_ALPHA_INST_8
+0x49E4 US_ALU_ALPHA_INST_9
+0x49E8 US_ALU_ALPHA_INST_10
+0x49EC US_ALU_ALPHA_INST_11
+0x49F0 US_ALU_ALPHA_INST_12
+0x49F4 US_ALU_ALPHA_INST_13
+0x49F8 US_ALU_ALPHA_INST_14
+0x49FC US_ALU_ALPHA_INST_15
+0x4A00 US_ALU_ALPHA_INST_16
+0x4A04 US_ALU_ALPHA_INST_17
+0x4A08 US_ALU_ALPHA_INST_18
+0x4A0C US_ALU_ALPHA_INST_19
+0x4A10 US_ALU_ALPHA_INST_20
+0x4A14 US_ALU_ALPHA_INST_21
+0x4A18 US_ALU_ALPHA_INST_22
+0x4A1C US_ALU_ALPHA_INST_23
+0x4A20 US_ALU_ALPHA_INST_24
+0x4A24 US_ALU_ALPHA_INST_25
+0x4A28 US_ALU_ALPHA_INST_26
+0x4A2C US_ALU_ALPHA_INST_27
+0x4A30 US_ALU_ALPHA_INST_28
+0x4A34 US_ALU_ALPHA_INST_29
+0x4A38 US_ALU_ALPHA_INST_30
+0x4A3C US_ALU_ALPHA_INST_31
+0x4A40 US_ALU_ALPHA_INST_32
+0x4A44 US_ALU_ALPHA_INST_33
+0x4A48 US_ALU_ALPHA_INST_34
+0x4A4C US_ALU_ALPHA_INST_35
+0x4A50 US_ALU_ALPHA_INST_36
+0x4A54 US_ALU_ALPHA_INST_37
+0x4A58 US_ALU_ALPHA_INST_38
+0x4A5C US_ALU_ALPHA_INST_39
+0x4A60 US_ALU_ALPHA_INST_40
+0x4A64 US_ALU_ALPHA_INST_41
+0x4A68 US_ALU_ALPHA_INST_42
+0x4A6C US_ALU_ALPHA_INST_43
+0x4A70 US_ALU_ALPHA_INST_44
+0x4A74 US_ALU_ALPHA_INST_45
+0x4A78 US_ALU_ALPHA_INST_46
+0x4A7C US_ALU_ALPHA_INST_47
+0x4A80 US_ALU_ALPHA_INST_48
+0x4A84 US_ALU_ALPHA_INST_49
+0x4A88 US_ALU_ALPHA_INST_50
+0x4A8C US_ALU_ALPHA_INST_51
+0x4A90 US_ALU_ALPHA_INST_52
+0x4A94 US_ALU_ALPHA_INST_53
+0x4A98 US_ALU_ALPHA_INST_54
+0x4A9C US_ALU_ALPHA_INST_55
+0x4AA0 US_ALU_ALPHA_INST_56
+0x4AA4 US_ALU_ALPHA_INST_57
+0x4AA8 US_ALU_ALPHA_INST_58
+0x4AAC US_ALU_ALPHA_INST_59
+0x4AB0 US_ALU_ALPHA_INST_60
+0x4AB4 US_ALU_ALPHA_INST_61
+0x4AB8 US_ALU_ALPHA_INST_62
+0x4ABC US_ALU_ALPHA_INST_63
+0x4AC0 US_ALU_EXT_ADDR_0
+0x4AC4 US_ALU_EXT_ADDR_1
+0x4AC8 US_ALU_EXT_ADDR_2
+0x4ACC US_ALU_EXT_ADDR_3
+0x4AD0 US_ALU_EXT_ADDR_4
+0x4AD4 US_ALU_EXT_ADDR_5
+0x4AD8 US_ALU_EXT_ADDR_6
+0x4ADC US_ALU_EXT_ADDR_7
+0x4AE0 US_ALU_EXT_ADDR_8
+0x4AE4 US_ALU_EXT_ADDR_9
+0x4AE8 US_ALU_EXT_ADDR_10
+0x4AEC US_ALU_EXT_ADDR_11
+0x4AF0 US_ALU_EXT_ADDR_12
+0x4AF4 US_ALU_EXT_ADDR_13
+0x4AF8 US_ALU_EXT_ADDR_14
+0x4AFC US_ALU_EXT_ADDR_15
+0x4B00 US_ALU_EXT_ADDR_16
+0x4B04 US_ALU_EXT_ADDR_17
+0x4B08 US_ALU_EXT_ADDR_18
+0x4B0C US_ALU_EXT_ADDR_19
+0x4B10 US_ALU_EXT_ADDR_20
+0x4B14 US_ALU_EXT_ADDR_21
+0x4B18 US_ALU_EXT_ADDR_22
+0x4B1C US_ALU_EXT_ADDR_23
+0x4B20 US_ALU_EXT_ADDR_24
+0x4B24 US_ALU_EXT_ADDR_25
+0x4B28 US_ALU_EXT_ADDR_26
+0x4B2C US_ALU_EXT_ADDR_27
+0x4B30 US_ALU_EXT_ADDR_28
+0x4B34 US_ALU_EXT_ADDR_29
+0x4B38 US_ALU_EXT_ADDR_30
+0x4B3C US_ALU_EXT_ADDR_31
+0x4B40 US_ALU_EXT_ADDR_32
+0x4B44 US_ALU_EXT_ADDR_33
+0x4B48 US_ALU_EXT_ADDR_34
+0x4B4C US_ALU_EXT_ADDR_35
+0x4B50 US_ALU_EXT_ADDR_36
+0x4B54 US_ALU_EXT_ADDR_37
+0x4B58 US_ALU_EXT_ADDR_38
+0x4B5C US_ALU_EXT_ADDR_39
+0x4B60 US_ALU_EXT_ADDR_40
+0x4B64 US_ALU_EXT_ADDR_41
+0x4B68 US_ALU_EXT_ADDR_42
+0x4B6C US_ALU_EXT_ADDR_43
+0x4B70 US_ALU_EXT_ADDR_44
+0x4B74 US_ALU_EXT_ADDR_45
+0x4B78 US_ALU_EXT_ADDR_46
+0x4B7C US_ALU_EXT_ADDR_47
+0x4B80 US_ALU_EXT_ADDR_48
+0x4B84 US_ALU_EXT_ADDR_49
+0x4B88 US_ALU_EXT_ADDR_50
+0x4B8C US_ALU_EXT_ADDR_51
+0x4B90 US_ALU_EXT_ADDR_52
+0x4B94 US_ALU_EXT_ADDR_53
+0x4B98 US_ALU_EXT_ADDR_54
+0x4B9C US_ALU_EXT_ADDR_55
+0x4BA0 US_ALU_EXT_ADDR_56
+0x4BA4 US_ALU_EXT_ADDR_57
+0x4BA8 US_ALU_EXT_ADDR_58
+0x4BAC US_ALU_EXT_ADDR_59
+0x4BB0 US_ALU_EXT_ADDR_60
+0x4BB4 US_ALU_EXT_ADDR_61
+0x4BB8 US_ALU_EXT_ADDR_62
+0x4BBC US_ALU_EXT_ADDR_63
+0x4BC0 FG_FOG_BLEND
+0x4BC4 FG_FOG_FACTOR
+0x4BC8 FG_FOG_COLOR_R
+0x4BCC FG_FOG_COLOR_G
+0x4BD0 FG_FOG_COLOR_B
+0x4BD4 FG_ALPHA_FUNC
+0x4BD8 FG_DEPTH_SRC
+0x4C00 US_ALU_CONST_R_0
+0x4C04 US_ALU_CONST_G_0
+0x4C08 US_ALU_CONST_B_0
+0x4C0C US_ALU_CONST_A_0
+0x4C10 US_ALU_CONST_R_1
+0x4C14 US_ALU_CONST_G_1
+0x4C18 US_ALU_CONST_B_1
+0x4C1C US_ALU_CONST_A_1
+0x4C20 US_ALU_CONST_R_2
+0x4C24 US_ALU_CONST_G_2
+0x4C28 US_ALU_CONST_B_2
+0x4C2C US_ALU_CONST_A_2
+0x4C30 US_ALU_CONST_R_3
+0x4C34 US_ALU_CONST_G_3
+0x4C38 US_ALU_CONST_B_3
+0x4C3C US_ALU_CONST_A_3
+0x4C40 US_ALU_CONST_R_4
+0x4C44 US_ALU_CONST_G_4
+0x4C48 US_ALU_CONST_B_4
+0x4C4C US_ALU_CONST_A_4
+0x4C50 US_ALU_CONST_R_5
+0x4C54 US_ALU_CONST_G_5
+0x4C58 US_ALU_CONST_B_5
+0x4C5C US_ALU_CONST_A_5
+0x4C60 US_ALU_CONST_R_6
+0x4C64 US_ALU_CONST_G_6
+0x4C68 US_ALU_CONST_B_6
+0x4C6C US_ALU_CONST_A_6
+0x4C70 US_ALU_CONST_R_7
+0x4C74 US_ALU_CONST_G_7
+0x4C78 US_ALU_CONST_B_7
+0x4C7C US_ALU_CONST_A_7
+0x4C80 US_ALU_CONST_R_8
+0x4C84 US_ALU_CONST_G_8
+0x4C88 US_ALU_CONST_B_8
+0x4C8C US_ALU_CONST_A_8
+0x4C90 US_ALU_CONST_R_9
+0x4C94 US_ALU_CONST_G_9
+0x4C98 US_ALU_CONST_B_9
+0x4C9C US_ALU_CONST_A_9
+0x4CA0 US_ALU_CONST_R_10
+0x4CA4 US_ALU_CONST_G_10
+0x4CA8 US_ALU_CONST_B_10
+0x4CAC US_ALU_CONST_A_10
+0x4CB0 US_ALU_CONST_R_11
+0x4CB4 US_ALU_CONST_G_11
+0x4CB8 US_ALU_CONST_B_11
+0x4CBC US_ALU_CONST_A_11
+0x4CC0 US_ALU_CONST_R_12
+0x4CC4 US_ALU_CONST_G_12
+0x4CC8 US_ALU_CONST_B_12
+0x4CCC US_ALU_CONST_A_12
+0x4CD0 US_ALU_CONST_R_13
+0x4CD4 US_ALU_CONST_G_13
+0x4CD8 US_ALU_CONST_B_13
+0x4CDC US_ALU_CONST_A_13
+0x4CE0 US_ALU_CONST_R_14
+0x4CE4 US_ALU_CONST_G_14
+0x4CE8 US_ALU_CONST_B_14
+0x4CEC US_ALU_CONST_A_14
+0x4CF0 US_ALU_CONST_R_15
+0x4CF4 US_ALU_CONST_G_15
+0x4CF8 US_ALU_CONST_B_15
+0x4CFC US_ALU_CONST_A_15
+0x4D00 US_ALU_CONST_R_16
+0x4D04 US_ALU_CONST_G_16
+0x4D08 US_ALU_CONST_B_16
+0x4D0C US_ALU_CONST_A_16
+0x4D10 US_ALU_CONST_R_17
+0x4D14 US_ALU_CONST_G_17
+0x4D18 US_ALU_CONST_B_17
+0x4D1C US_ALU_CONST_A_17
+0x4D20 US_ALU_CONST_R_18
+0x4D24 US_ALU_CONST_G_18
+0x4D28 US_ALU_CONST_B_18
+0x4D2C US_ALU_CONST_A_18
+0x4D30 US_ALU_CONST_R_19
+0x4D34 US_ALU_CONST_G_19
+0x4D38 US_ALU_CONST_B_19
+0x4D3C US_ALU_CONST_A_19
+0x4D40 US_ALU_CONST_R_20
+0x4D44 US_ALU_CONST_G_20
+0x4D48 US_ALU_CONST_B_20
+0x4D4C US_ALU_CONST_A_20
+0x4D50 US_ALU_CONST_R_21
+0x4D54 US_ALU_CONST_G_21
+0x4D58 US_ALU_CONST_B_21
+0x4D5C US_ALU_CONST_A_21
+0x4D60 US_ALU_CONST_R_22
+0x4D64 US_ALU_CONST_G_22
+0x4D68 US_ALU_CONST_B_22
+0x4D6C US_ALU_CONST_A_22
+0x4D70 US_ALU_CONST_R_23
+0x4D74 US_ALU_CONST_G_23
+0x4D78 US_ALU_CONST_B_23
+0x4D7C US_ALU_CONST_A_23
+0x4D80 US_ALU_CONST_R_24
+0x4D84 US_ALU_CONST_G_24
+0x4D88 US_ALU_CONST_B_24
+0x4D8C US_ALU_CONST_A_24
+0x4D90 US_ALU_CONST_R_25
+0x4D94 US_ALU_CONST_G_25
+0x4D98 US_ALU_CONST_B_25
+0x4D9C US_ALU_CONST_A_25
+0x4DA0 US_ALU_CONST_R_26
+0x4DA4 US_ALU_CONST_G_26
+0x4DA8 US_ALU_CONST_B_26
+0x4DAC US_ALU_CONST_A_26
+0x4DB0 US_ALU_CONST_R_27
+0x4DB4 US_ALU_CONST_G_27
+0x4DB8 US_ALU_CONST_B_27
+0x4DBC US_ALU_CONST_A_27
+0x4DC0 US_ALU_CONST_R_28
+0x4DC4 US_ALU_CONST_G_28
+0x4DC8 US_ALU_CONST_B_28
+0x4DCC US_ALU_CONST_A_28
+0x4DD0 US_ALU_CONST_R_29
+0x4DD4 US_ALU_CONST_G_29
+0x4DD8 US_ALU_CONST_B_29
+0x4DDC US_ALU_CONST_A_29
+0x4DE0 US_ALU_CONST_R_30
+0x4DE4 US_ALU_CONST_G_30
+0x4DE8 US_ALU_CONST_B_30
+0x4DEC US_ALU_CONST_A_30
+0x4DF0 US_ALU_CONST_R_31
+0x4DF4 US_ALU_CONST_G_31
+0x4DF8 US_ALU_CONST_B_31
+0x4DFC US_ALU_CONST_A_31
+0x4E04 RB3D_BLENDCNTL_R3
+0x4E08 RB3D_ABLENDCNTL_R3
+0x4E0C RB3D_COLOR_CHANNEL_MASK
+0x4E10 RB3D_CONSTANT_COLOR
+0x4E14 RB3D_COLOR_CLEAR_VALUE
+0x4E18 RB3D_ROPCNTL_R3
+0x4E1C RB3D_CLRCMP_FLIPE_R3
+0x4E20 RB3D_CLRCMP_CLR_R3
+0x4E24 RB3D_CLRCMP_MSK_R3
+0x4E48 RB3D_DEBUG_CTL
+0x4E4C RB3D_DSTCACHE_CTLSTAT_R3
+0x4E50 RB3D_DITHER_CTL
+0x4E54 RB3D_CMASK_OFFSET0
+0x4E58 RB3D_CMASK_OFFSET1
+0x4E5C RB3D_CMASK_OFFSET2
+0x4E60 RB3D_CMASK_OFFSET3
+0x4E64 RB3D_CMASK_PITCH0
+0x4E68 RB3D_CMASK_PITCH1
+0x4E6C RB3D_CMASK_PITCH2
+0x4E70 RB3D_CMASK_PITCH3
+0x4E74 RB3D_CMASK_WRINDEX
+0x4E78 RB3D_CMASK_DWORD
+0x4E7C RB3D_CMASK_RDINDEX
+0x4E80 RB3D_AARESOLVE_OFFSET
+0x4E84 RB3D_AARESOLVE_PITCH
+0x4E88 RB3D_AARESOLVE_CTL
+0x4EA0 RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD
+0x4EA4 RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD
+0x4F04 ZB_ZSTENCILCNTL
+0x4F08 ZB_STENCILREFMASK
+0x4F14 ZB_ZTOP
+0x4F18 ZB_ZCACHE_CTLSTAT
+0x4F1C ZB_BW_CNTL
+0x4F28 ZB_DEPTHCLEARVALUE
+0x4F30 ZB_ZMASK_OFFSET
+0x4F34 ZB_ZMASK_PITCH
+0x4F38 ZB_ZMASK_WRINDEX
+0x4F3C ZB_ZMASK_DWORD
+0x4F40 ZB_ZMASK_RDINDEX
+0x4F44 ZB_HIZ_OFFSET
+0x4F48 ZB_HIZ_WRINDEX
+0x4F4C ZB_HIZ_DWORD
+0x4F50 ZB_HIZ_RDINDEX
+0x4F54 ZB_HIZ_PITCH
+0x4F58 ZB_ZPASS_DATA
diff --git a/drivers/gpu/drm/radeon/reg_srcs/rs600 b/drivers/gpu/drm/radeon/reg_srcs/rs600
index 8e3c0b807add..6801b865d1c4 100644
--- a/drivers/gpu/drm/radeon/reg_srcs/rs600
+++ b/drivers/gpu/drm/radeon/reg_srcs/rs600
@@ -153,7 +153,7 @@ rs600 0x6d40
 0x42A4 SU_POLY_OFFSET_FRONT_SCALE
 0x42A8 SU_POLY_OFFSET_FRONT_OFFSET
 0x42AC SU_POLY_OFFSET_BACK_SCALE
-0x42B0 SU_POLY_OFFSET_BACK_OFFSET 
+0x42B0 SU_POLY_OFFSET_BACK_OFFSET
 0x42B4 SU_POLY_OFFSET_ENABLE
 0x42B8 SU_CULL_MODE
 0x42C0 SU_DEPTH_SCALE
@@ -291,6 +291,8 @@ rs600 0x6d40
 0x46AC US_OUT_FMT_2
 0x46B0 US_OUT_FMT_3
 0x46B4 US_W_FMT
+0x46B8 US_CODE_BANK
+0x46BC US_CODE_EXT
 0x46C0 US_ALU_RGB_ADDR_0
 0x46C4 US_ALU_RGB_ADDR_1
 0x46C8 US_ALU_RGB_ADDR_2
@@ -547,6 +549,70 @@ rs600 0x6d40
 0x4AB4 US_ALU_ALPHA_INST_61
 0x4AB8 US_ALU_ALPHA_INST_62
 0x4ABC US_ALU_ALPHA_INST_63
+0x4AC0 US_ALU_EXT_ADDR_0
+0x4AC4 US_ALU_EXT_ADDR_1
+0x4AC8 US_ALU_EXT_ADDR_2
+0x4ACC US_ALU_EXT_ADDR_3
+0x4AD0 US_ALU_EXT_ADDR_4
+0x4AD4 US_ALU_EXT_ADDR_5
+0x4AD8 US_ALU_EXT_ADDR_6
+0x4ADC US_ALU_EXT_ADDR_7
+0x4AE0 US_ALU_EXT_ADDR_8
+0x4AE4 US_ALU_EXT_ADDR_9
+0x4AE8 US_ALU_EXT_ADDR_10
+0x4AEC US_ALU_EXT_ADDR_11
+0x4AF0 US_ALU_EXT_ADDR_12
+0x4AF4 US_ALU_EXT_ADDR_13
+0x4AF8 US_ALU_EXT_ADDR_14
+0x4AFC US_ALU_EXT_ADDR_15
+0x4B00 US_ALU_EXT_ADDR_16
+0x4B04 US_ALU_EXT_ADDR_17
+0x4B08 US_ALU_EXT_ADDR_18
+0x4B0C US_ALU_EXT_ADDR_19
+0x4B10 US_ALU_EXT_ADDR_20
+0x4B14 US_ALU_EXT_ADDR_21
+0x4B18 US_ALU_EXT_ADDR_22
+0x4B1C US_ALU_EXT_ADDR_23
+0x4B20 US_ALU_EXT_ADDR_24
+0x4B24 US_ALU_EXT_ADDR_25
+0x4B28 US_ALU_EXT_ADDR_26
+0x4B2C US_ALU_EXT_ADDR_27
+0x4B30 US_ALU_EXT_ADDR_28
+0x4B34 US_ALU_EXT_ADDR_29
+0x4B38 US_ALU_EXT_ADDR_30
+0x4B3C US_ALU_EXT_ADDR_31
+0x4B40 US_ALU_EXT_ADDR_32
+0x4B44 US_ALU_EXT_ADDR_33
+0x4B48 US_ALU_EXT_ADDR_34
+0x4B4C US_ALU_EXT_ADDR_35
+0x4B50 US_ALU_EXT_ADDR_36
+0x4B54 US_ALU_EXT_ADDR_37
+0x4B58 US_ALU_EXT_ADDR_38
+0x4B5C US_ALU_EXT_ADDR_39
+0x4B60 US_ALU_EXT_ADDR_40
+0x4B64 US_ALU_EXT_ADDR_41
+0x4B68 US_ALU_EXT_ADDR_42
+0x4B6C US_ALU_EXT_ADDR_43
+0x4B70 US_ALU_EXT_ADDR_44
+0x4B74 US_ALU_EXT_ADDR_45
+0x4B78 US_ALU_EXT_ADDR_46
+0x4B7C US_ALU_EXT_ADDR_47
+0x4B80 US_ALU_EXT_ADDR_48
+0x4B84 US_ALU_EXT_ADDR_49
+0x4B88 US_ALU_EXT_ADDR_50
+0x4B8C US_ALU_EXT_ADDR_51
+0x4B90 US_ALU_EXT_ADDR_52
+0x4B94 US_ALU_EXT_ADDR_53
+0x4B98 US_ALU_EXT_ADDR_54
+0x4B9C US_ALU_EXT_ADDR_55
+0x4BA0 US_ALU_EXT_ADDR_56
+0x4BA4 US_ALU_EXT_ADDR_57
+0x4BA8 US_ALU_EXT_ADDR_58
+0x4BAC US_ALU_EXT_ADDR_59
+0x4BB0 US_ALU_EXT_ADDR_60
+0x4BB4 US_ALU_EXT_ADDR_61
+0x4BB8 US_ALU_EXT_ADDR_62
+0x4BBC US_ALU_EXT_ADDR_63
 0x4BC0 FG_FOG_BLEND
 0x4BC4 FG_FOG_FACTOR
 0x4BC8 FG_FOG_COLOR_R
diff --git a/drivers/gpu/drm/radeon/reg_srcs/rv515 b/drivers/gpu/drm/radeon/reg_srcs/rv515
index 0102a0d5735c..38abf63bf2cd 100644
--- a/drivers/gpu/drm/radeon/reg_srcs/rv515
+++ b/drivers/gpu/drm/radeon/reg_srcs/rv515
@@ -161,7 +161,12 @@ rv515 0x6d40
 0x401C GB_SELECT
 0x4020 GB_AA_CONFIG
 0x4024 GB_FIFO_SIZE
+0x4028 GB_Z_PEQ_CONFIG
 0x4100 TX_INVALTAGS
+0x4114 SU_TEX_WRAP_PS3
+0x4118 PS3_ENABLE
+0x411c PS3_VTX_FMT
+0x4120 PS3_TEX_SOURCE
 0x4200 GA_POINT_S0
 0x4204 GA_POINT_T0
 0x4208 GA_POINT_S1
@@ -171,6 +176,7 @@ rv515 0x6d40
 0x4230 GA_POINT_MINMAX
 0x4234 GA_LINE_CNTL
 0x4238 GA_LINE_STIPPLE_CONFIG
+0x4258 GA_COLOR_CONTROL_PS3
 0x4260 GA_LINE_STIPPLE_VALUE
 0x4264 GA_LINE_S0
 0x4268 GA_LINE_S1
diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c
index 368415df5f3a..9f5418983e2a 100644
--- a/drivers/gpu/drm/radeon/rs400.c
+++ b/drivers/gpu/drm/radeon/rs400.c
@@ -356,6 +356,7 @@ static int rs400_mc_init(struct radeon_device *rdev)
         rdev->mc.vram_location = G_00015C_MC_FB_START(tmp) << 16;
         rdev->mc.gtt_location = 0xFFFFFFFFUL;
         r = radeon_mc_setup(rdev);
+        rdev->mc.igp_sideport_enabled = radeon_combios_sideport_present(rdev);
         if (r)
                 return r;
         return 0;
@@ -395,6 +396,7 @@ static int rs400_startup(struct radeon_device *rdev)
                 return r;
         /* Enable IRQ */
         r100_irq_set(rdev);
+        rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
         /* 1M ring buffer */
         r = r100_cp_init(rdev, 1024 * 1024);
         if (r) {
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index 4f8ea4260572..d5255751e7b3 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -56,6 +56,7 @@ int rs600_mc_init(struct radeon_device *rdev)
         rdev->mc.vram_location = G_000004_MC_FB_START(tmp) << 16;
         rdev->mc.gtt_location = 0xffffffffUL;
         r = radeon_mc_setup(rdev);
+        rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
         if (r)
                 return r;
         return 0;
@@ -134,7 +135,8 @@ void rs600_hpd_init(struct radeon_device *rdev)
                         break;
                 }
         }
-        rs600_irq_set(rdev);
+        if (rdev->irq.installed)
+                rs600_irq_set(rdev);
 }
 
 void rs600_hpd_fini(struct radeon_device *rdev)
@@ -315,6 +317,11 @@ int rs600_irq_set(struct radeon_device *rdev)
         u32 hpd2 = RREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL) &
                 ~S_007D18_DC_HOT_PLUG_DETECT2_INT_EN(1);
 
+        if (!rdev->irq.installed) {
+                WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n");
+                WREG32(R_000040_GEN_INT_CNTL, 0);
+                return -EINVAL;
+        }
         if (rdev->irq.sw_int) {
                 tmp |= S_000040_SW_INT_EN(1);
         }
@@ -396,7 +403,7 @@ int rs600_irq_process(struct radeon_device *rdev)
         }
         while (status || r500_disp_int) {
                 /* SW interrupt */
-                if (G_000040_SW_INT_EN(status))
+                if (G_000044_SW_INT(status))
                         radeon_fence_process(rdev);
                 /* Vertical blank interrupts */
                 if (G_007EDC_LB_D1_VBLANK_INTERRUPT(r500_disp_int))
@@ -553,6 +560,7 @@ static int rs600_startup(struct radeon_device *rdev)
                 return r;
         /* Enable IRQ */
         rs600_irq_set(rdev);
+        rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
         /* 1M ring buffer */
         r = r100_cp_init(rdev, 1024 * 1024);
         if (r) {
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index 1e22f52d6039..cd31da913771 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -172,6 +172,7 @@ static int rs690_mc_init(struct radeon_device *rdev)
         rdev->mc.vram_location = G_000100_MC_FB_START(tmp) << 16;
         rdev->mc.gtt_location = 0xFFFFFFFFUL;
         r = radeon_mc_setup(rdev);
+        rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
         if (r)
                 return r;
         return 0;
@@ -625,6 +626,7 @@ static int rs690_startup(struct radeon_device *rdev)
                 return r;
         /* Enable IRQ */
         rs600_irq_set(rdev);
+        rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
         /* 1M ring buffer */
         r = r100_cp_init(rdev, 1024 * 1024);
         if (r) {
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index 59632a506b46..62756717b044 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -479,6 +479,7 @@ static int rv515_startup(struct radeon_device *rdev)
         }
         /* Enable IRQ */
         rs600_irq_set(rdev);
+        rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
         /* 1M ring buffer */
         r = r100_cp_init(rdev, 1024 * 1024);
         if (r) {
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 3bcb66e52786..59c71245fb91 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -1096,8 +1096,7 @@ void rv770_fini(struct radeon_device *rdev)
         radeon_gem_fini(rdev);
         radeon_fence_driver_fini(rdev);
         radeon_clocks_fini(rdev);
-        if (rdev->flags & RADEON_IS_AGP)
-                radeon_agp_fini(rdev);
+        radeon_agp_fini(rdev);
         radeon_bo_fini(rdev);
         radeon_atombios_fini(rdev);
         kfree(rdev->bios);
diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c
index 4b96e7a898cf..5b4d66dc1a05 100644
--- a/drivers/hid/hid-apple.c
+++ b/drivers/hid/hid-apple.c
@@ -431,6 +431,13 @@ static const struct hid_device_id apple_devices[] = {
                 .driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS),
                 .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
+        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI),
+                .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
+        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
+                .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
+                        APPLE_ISO_KEYBOARD },
+        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS),
+                .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY),
                 .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY),
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 80792d38d25c..eabe5f87c6c1 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1285,6 +1285,9 @@ static const struct hid_device_id hid_blacklist[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
+        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
+        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
+        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
         { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
@@ -1553,6 +1556,7 @@ static const struct hid_device_id hid_ignore_list[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
         { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
         { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0003) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 3839340e293a..010368e649ed 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -88,6 +88,9 @@
 #define USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI    0x0236
 #define USB_DEVICE_ID_APPLE_WELLSPRING3_ISO     0x0237
 #define USB_DEVICE_ID_APPLE_WELLSPRING3_JIS     0x0238
+#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI  0x0239
+#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO   0x023a
+#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS   0x023b
 #define USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY    0x030a
 #define USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY     0x030b
 #define USB_DEVICE_ID_APPLE_ATV_IRCONTROL       0x8241
@@ -166,6 +169,9 @@
 #define USB_VENDOR_ID_ESSENTIAL_REALITY 0x0d7f
 #define USB_DEVICE_ID_ESSENTIAL_REALITY_P5 0x0100
 
+#define USB_VENDOR_ID_ETT               0x0664
+#define USB_DEVICE_ID_TC5UH             0x0309
+
 #define USB_VENDOR_ID_EZKEY             0x0518
 #define USB_DEVICE_ID_BTC_8193          0x0002
 
diff --git a/drivers/hid/hid-samsung.c b/drivers/hid/hid-samsung.c
index 5b222eed0692..510dd1340597 100644
--- a/drivers/hid/hid-samsung.c
+++ b/drivers/hid/hid-samsung.c
@@ -39,7 +39,17 @@
  *
  * 3. 135 byte report descriptor
  * Report #4 has an array field with logical range 0..17 instead of 1..14.
+ *
+ * 4. 171 byte report descriptor
+ * Report #3 has an array field with logical range 0..1 instead of 1..3.
  */
+static inline void samsung_dev_trace(struct hid_device *hdev,
+                unsigned int rsize)
+{
+        dev_info(&hdev->dev, "fixing up Samsung IrDA %d byte report "
+                        "descriptor\n", rsize);
+}
+
 static void samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc,
                 unsigned int rsize)
 {
@@ -47,8 +57,7 @@ static void samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc,
                         rdesc[177] == 0x75 && rdesc[178] == 0x30 &&
                         rdesc[179] == 0x95 && rdesc[180] == 0x01 &&
                         rdesc[182] == 0x40) {
-                dev_info(&hdev->dev, "fixing up Samsung IrDA %d byte report "
-                                "descriptor\n", 184);
+                samsung_dev_trace(hdev, 184);
                 rdesc[176] = 0xff;
                 rdesc[178] = 0x08;
                 rdesc[180] = 0x06;
@@ -56,17 +65,21 @@ static void samsung_report_fixup(struct hid_device *hdev, __u8 *rdesc,
         } else
         if (rsize == 203 && rdesc[192] == 0x15 && rdesc[193] == 0x0 &&
                         rdesc[194] == 0x25 && rdesc[195] == 0x12) {
-                dev_info(&hdev->dev, "fixing up Samsung IrDA %d byte report "
-                                "descriptor\n", 203);
+                samsung_dev_trace(hdev, 203);
                 rdesc[193] = 0x1;
                 rdesc[195] = 0xf;
         } else
         if (rsize == 135 && rdesc[124] == 0x15 && rdesc[125] == 0x0 &&
                         rdesc[126] == 0x25 && rdesc[127] == 0x11) {
-                dev_info(&hdev->dev, "fixing up Samsung IrDA %d byte report "
-                                "descriptor\n", 135);
+                samsung_dev_trace(hdev, 135);
                 rdesc[125] = 0x1;
                 rdesc[127] = 0xe;
+        } else
+        if (rsize == 171 && rdesc[160] == 0x15 && rdesc[161] == 0x0 &&
+                        rdesc[162] == 0x25 && rdesc[163] == 0x01) {
+                samsung_dev_trace(hdev, 171);
+                rdesc[161] = 0x1;
+                rdesc[163] = 0x3;
         }
 }
 
diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
index 747542172242..12dcda529201 100644
--- a/drivers/hid/hid-wacom.c
+++ b/drivers/hid/hid-wacom.c
@@ -142,6 +142,7 @@ static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
                 wdata->butstate = rw;
                 input_report_key(input, BTN_0, rw & 0x02);
                 input_report_key(input, BTN_1, rw & 0x01);
+                input_report_key(input, BTN_TOOL_FINGER, 0xf0);
                 input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
                 input_sync(input);
         }
@@ -196,6 +197,9 @@ static int wacom_probe(struct hid_device *hdev,
         /* Pad */
         input->evbit[0] |= BIT(EV_MSC);
         input->mscbit[0] |= BIT(MSC_SERIAL);
+        set_bit(BTN_0, input->keybit);
+        set_bit(BTN_1, input->keybit);
+        set_bit(BTN_TOOL_FINGER, input->keybit);
 
         /* Distance, rubber and mouse */
         input->absbit[0] |= BIT(ABS_DISTANCE);
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 46c3c566307e..68cf87749a42 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -392,7 +392,7 @@ config SENSORS_GL520SM
 
 config SENSORS_CORETEMP
         tristate "Intel Core/Core2/Atom temperature sensor"
-        depends on X86 && EXPERIMENTAL
+        depends on X86 && PCI && EXPERIMENTAL
         help
           If you say yes here you get support for the temperature
           sensor inside your CPU. Most of the family 6 CPUs
@@ -792,6 +792,16 @@ config SENSORS_ADS7828
           This driver can also be built as a module.  If so, the module
           will be called ads7828.
 
+config SENSORS_AMC6821
+        tristate "Texas Instruments AMC6821"
+        depends on I2C  && EXPERIMENTAL
+        help
+          If you say yes here you get support for the Texas Instruments
+          AMC6821 hardware monitoring chips.
+
+          This driver can also be build as a module.  If so, the module
+          will be called amc6821.
+
 config SENSORS_THMC50
         tristate "Texas Instruments THMC50 / Analog Devices ADM1022"
         depends on I2C && EXPERIMENTAL
diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile
index 450c8e894277..4bc215c0953f 100644
--- a/drivers/hwmon/Makefile
+++ b/drivers/hwmon/Makefile
@@ -86,6 +86,7 @@ obj-$(CONFIG_SENSORS_SIS5595)	+= sis5595.o
 obj-$(CONFIG_SENSORS_SMSC47B397)+= smsc47b397.o
 obj-$(CONFIG_SENSORS_SMSC47M1)  += smsc47m1.o
 obj-$(CONFIG_SENSORS_SMSC47M192)+= smsc47m192.o
+obj-$(CONFIG_SENSORS_AMC6821)   += amc6821.o
 obj-$(CONFIG_SENSORS_THMC50)    += thmc50.o
 obj-$(CONFIG_SENSORS_TMP401)    += tmp401.o
 obj-$(CONFIG_SENSORS_TMP421)    += tmp421.o
diff --git a/drivers/hwmon/adt7462.c b/drivers/hwmon/adt7462.c
index a1a7ef14b519..a31e77c776ae 100644
--- a/drivers/hwmon/adt7462.c
+++ b/drivers/hwmon/adt7462.c
@@ -94,7 +94,7 @@ static const unsigned short normal_i2c[] = { 0x58, 0x5C, I2C_CLIENT_END };
 #define         ADT7462_PIN24_SHIFT             6
 #define         ADT7462_PIN26_VOLT_INPUT        0x08
 #define         ADT7462_PIN25_VOLT_INPUT        0x20
-#define         ADT7462_PIN28_SHIFT             6       /* cfg3 */
+#define         ADT7462_PIN28_SHIFT             4       /* cfg3 */
 #define         ADT7462_PIN28_VOLT              0x5
 
 #define ADT7462_REG_ALARM1                      0xB8
diff --git a/drivers/hwmon/amc6821.c b/drivers/hwmon/amc6821.c
new file mode 100644
index 000000000000..1c89d922d619
--- /dev/null
+++ b/drivers/hwmon/amc6821.c
@@ -0,0 +1,1116 @@
+/*
+        amc6821.c - Part of lm_sensors, Linux kernel modules for hardware
+        monitoring
+        Copyright (C) 2009 T. Mertelj <tomaz.mertelj@guest.arnes.si>
+
+        Based on max6650.c:
+        Copyright (C) 2007 Hans J. Koch <hjk@linutronix.de>
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+
+#include <linux/kernel.h>       /* Needed for KERN_INFO */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/jiffies.h>
+#include <linux/i2c.h>
+#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
+#include <linux/err.h>
+#include <linux/mutex.h>
+
+
+/*
+ * Addresses to scan.
+ */
+
+static const unsigned short normal_i2c[] = {0x18, 0x19, 0x1a, 0x2c, 0x2d, 0x2e,
+        0x4c, 0x4d, 0x4e, I2C_CLIENT_END};
+
+
+
+/*
+ * Insmod parameters
+ */
+
+static int pwminv = 0;  /*Inverted PWM output. */
+module_param(pwminv, int, S_IRUGO);
+
+static int init = 1; /*Power-on initialization.*/
+module_param(init, int, S_IRUGO);
+
+
+enum chips { amc6821 };
+
+#define AMC6821_REG_DEV_ID 0x3D
+#define AMC6821_REG_COMP_ID 0x3E
+#define AMC6821_REG_CONF1 0x00
+#define AMC6821_REG_CONF2 0x01
+#define AMC6821_REG_CONF3 0x3F
+#define AMC6821_REG_CONF4 0x04
+#define AMC6821_REG_STAT1 0x02
+#define AMC6821_REG_STAT2 0x03
+#define AMC6821_REG_TDATA_LOW 0x08
+#define AMC6821_REG_TDATA_HI 0x09
+#define AMC6821_REG_LTEMP_HI 0x0A
+#define AMC6821_REG_RTEMP_HI 0x0B
+#define AMC6821_REG_LTEMP_LIMIT_MIN 0x15
+#define AMC6821_REG_LTEMP_LIMIT_MAX 0x14
+#define AMC6821_REG_RTEMP_LIMIT_MIN 0x19
+#define AMC6821_REG_RTEMP_LIMIT_MAX 0x18
+#define AMC6821_REG_LTEMP_CRIT 0x1B
+#define AMC6821_REG_RTEMP_CRIT 0x1D
+#define AMC6821_REG_PSV_TEMP 0x1C
+#define AMC6821_REG_DCY 0x22
+#define AMC6821_REG_LTEMP_FAN_CTRL 0x24
+#define AMC6821_REG_RTEMP_FAN_CTRL 0x25
+#define AMC6821_REG_DCY_LOW_TEMP 0x21
+
+#define AMC6821_REG_TACH_LLIMITL 0x10
+#define AMC6821_REG_TACH_LLIMITH 0x11
+#define AMC6821_REG_TACH_HLIMITL 0x12
+#define AMC6821_REG_TACH_HLIMITH 0x13
+
+#define AMC6821_CONF1_START 0x01
+#define AMC6821_CONF1_FAN_INT_EN 0x02
+#define AMC6821_CONF1_FANIE 0x04
+#define AMC6821_CONF1_PWMINV 0x08
+#define AMC6821_CONF1_FAN_FAULT_EN 0x10
+#define AMC6821_CONF1_FDRC0 0x20
+#define AMC6821_CONF1_FDRC1 0x40
+#define AMC6821_CONF1_THERMOVIE 0x80
+
+#define AMC6821_CONF2_PWM_EN 0x01
+#define AMC6821_CONF2_TACH_MODE 0x02
+#define AMC6821_CONF2_TACH_EN 0x04
+#define AMC6821_CONF2_RTFIE 0x08
+#define AMC6821_CONF2_LTOIE 0x10
+#define AMC6821_CONF2_RTOIE 0x20
+#define AMC6821_CONF2_PSVIE 0x40
+#define AMC6821_CONF2_RST 0x80
+
+#define AMC6821_CONF3_THERM_FAN_EN 0x80
+#define AMC6821_CONF3_REV_MASK 0x0F
+
+#define AMC6821_CONF4_OVREN 0x10
+#define AMC6821_CONF4_TACH_FAST 0x20
+#define AMC6821_CONF4_PSPR 0x40
+#define AMC6821_CONF4_MODE 0x80
+
+#define AMC6821_STAT1_RPM_ALARM 0x01
+#define AMC6821_STAT1_FANS 0x02
+#define AMC6821_STAT1_RTH 0x04
+#define AMC6821_STAT1_RTL 0x08
+#define AMC6821_STAT1_R_THERM 0x10
+#define AMC6821_STAT1_RTF 0x20
+#define AMC6821_STAT1_LTH 0x40
+#define AMC6821_STAT1_LTL 0x80
+
+#define AMC6821_STAT2_RTC 0x08
+#define AMC6821_STAT2_LTC 0x10
+#define AMC6821_STAT2_LPSV 0x20
+#define AMC6821_STAT2_L_THERM 0x40
+#define AMC6821_STAT2_THERM_IN 0x80
+
+enum {IDX_TEMP1_INPUT = 0, IDX_TEMP1_MIN, IDX_TEMP1_MAX,
+        IDX_TEMP1_CRIT, IDX_TEMP2_INPUT, IDX_TEMP2_MIN,
+        IDX_TEMP2_MAX, IDX_TEMP2_CRIT,
+        TEMP_IDX_LEN, };
+
+static const u8 temp_reg[] = {AMC6821_REG_LTEMP_HI,
+                        AMC6821_REG_LTEMP_LIMIT_MIN,
+                        AMC6821_REG_LTEMP_LIMIT_MAX,
+                        AMC6821_REG_LTEMP_CRIT,
+                        AMC6821_REG_RTEMP_HI,
+                        AMC6821_REG_RTEMP_LIMIT_MIN,
+                        AMC6821_REG_RTEMP_LIMIT_MAX,
+                        AMC6821_REG_RTEMP_CRIT, };
+
+enum {IDX_FAN1_INPUT = 0, IDX_FAN1_MIN, IDX_FAN1_MAX,
+        FAN1_IDX_LEN, };
+
+static const u8 fan_reg_low[] = {AMC6821_REG_TDATA_LOW,
+                        AMC6821_REG_TACH_LLIMITL,
+                        AMC6821_REG_TACH_HLIMITL, };
+
+
+static const u8 fan_reg_hi[] = {AMC6821_REG_TDATA_HI,
+                        AMC6821_REG_TACH_LLIMITH,
+                        AMC6821_REG_TACH_HLIMITH, };
+
+static int amc6821_probe(
+                struct i2c_client *client,
+                const struct i2c_device_id *id);
+static int amc6821_detect(
+                struct i2c_client *client,
+                struct i2c_board_info *info);
+static int amc6821_init_client(struct i2c_client *client);
+static int amc6821_remove(struct i2c_client *client);
+static struct amc6821_data *amc6821_update_device(struct device *dev);
+
+/*
+ * Driver data (common to all clients)
+ */
+
+static const struct i2c_device_id amc6821_id[] = {
+        { "amc6821", amc6821 },
+        { }
+};
+
+MODULE_DEVICE_TABLE(i2c, amc6821_id);
+
+static struct i2c_driver amc6821_driver = {
+        .class = I2C_CLASS_HWMON,
+        .driver = {
+                .name   = "amc6821",
+        },
+        .probe = amc6821_probe,
+        .remove = amc6821_remove,
+        .id_table = amc6821_id,
+        .detect = amc6821_detect,
+        .address_list = normal_i2c,
+};
+
+
+/*
+ * Client data (each client gets its own)
+  */
+
+struct amc6821_data {
+        struct device *hwmon_dev;
+        struct mutex update_lock;
+        char valid; /* zero until following fields are valid */
+        unsigned long last_updated; /* in jiffies */
+
+        /* register values */
+        int temp[TEMP_IDX_LEN];
+
+        u16 fan[FAN1_IDX_LEN];
+        u8 fan1_div;
+
+        u8 pwm1;
+        u8 temp1_auto_point_temp[3];
+        u8 temp2_auto_point_temp[3];
+        u8 pwm1_auto_point_pwm[3];
+        u8 pwm1_enable;
+        u8 pwm1_auto_channels_temp;
+
+        u8 stat1;
+        u8 stat2;
+};
+
+
+static ssize_t get_temp(
+                struct device *dev,
+                struct device_attribute *devattr,
+                char *buf)
+{
+        struct amc6821_data *data = amc6821_update_device(dev);
+        int ix = to_sensor_dev_attr(devattr)->index;
+
+        return sprintf(buf, "%d\n", data->temp[ix] * 1000);
+}
+
+
+
+static ssize_t set_temp(
+                struct device *dev,
+                struct device_attribute *attr,
+                const char *buf,
+                size_t count)
+{
+        struct i2c_client *client = to_i2c_client(dev);
+        struct amc6821_data *data = i2c_get_clientdata(client);
+        int ix = to_sensor_dev_attr(attr)->index;
+        long val;
+
+        int ret = strict_strtol(buf, 10, &val);
+        if (ret)
+                return ret;
+        val = SENSORS_LIMIT(val / 1000, -128, 127);
+
+        mutex_lock(&data->update_lock);
+        data->temp[ix] = val;
+        if (i2c_smbus_write_byte_data(client, temp_reg[ix], data->temp[ix])) {
+                dev_err(&client->dev, "Register write error, aborting.\n");
+                count = -EIO;
+        }
+        mutex_unlock(&data->update_lock);
+        return count;
+}
+
+
+
+
+static ssize_t get_temp_alarm(
+        struct device *dev,
+        struct device_attribute *devattr,
+        char *buf)
+{
+        struct amc6821_data *data = amc6821_update_device(dev);
+        int ix = to_sensor_dev_attr(devattr)->index;
+        u8 flag;
+
+        switch (ix) {
+        case IDX_TEMP1_MIN:
+                flag = data->stat1 & AMC6821_STAT1_LTL;
+                break;
+        case IDX_TEMP1_MAX:
+                flag = data->stat1 & AMC6821_STAT1_LTH;
+                break;
+        case IDX_TEMP1_CRIT:
+                flag = data->stat2 & AMC6821_STAT2_LTC;
+                break;
+        case IDX_TEMP2_MIN:
+                flag = data->stat1 & AMC6821_STAT1_RTL;
+                break;
+        case IDX_TEMP2_MAX:
+                flag = data->stat1 & AMC6821_STAT1_RTH;
+                break;
+        case IDX_TEMP2_CRIT:
+                flag = data->stat2 & AMC6821_STAT2_RTC;
+                break;
+        default:
+                dev_dbg(dev, "Unknown attr->index (%d).\n", ix);
+                return -EINVAL;
+        }
+        if (flag)
+                return sprintf(buf, "1");
+        else
+                return sprintf(buf, "0");
+}
+
+
+
+
+static ssize_t get_temp2_fault(
+                struct device *dev,
+                struct device_attribute *devattr,
+                char *buf)
+{
+        struct amc6821_data *data = amc6821_update_device(dev);
+        if (data->stat1 & AMC6821_STAT1_RTF)
+                return sprintf(buf, "1");
+        else
+                return sprintf(buf, "0");
+}
+
+static ssize_t get_pwm1(
+                struct device *dev,
+                struct device_attribute *devattr,
+                char *buf)
+{
+        struct amc6821_data *data = amc6821_update_device(dev);
+        return sprintf(buf, "%d\n", data->pwm1);
+}
+
+static ssize_t set_pwm1(
+                struct device *dev,
+                struct device_attribute *devattr,
+                const char *buf,
+                size_t count)
+{
+        struct i2c_client *client = to_i2c_client(dev);
+        struct amc6821_data *data = i2c_get_clientdata(client);
+        long val;
+        int ret = strict_strtol(buf, 10, &val);
+        if (ret)
+                return ret;
+
+        mutex_lock(&data->update_lock);
+        data->pwm1 = SENSORS_LIMIT(val , 0, 255);
+        i2c_smbus_write_byte_data(client, AMC6821_REG_DCY, data->pwm1);
+        mutex_unlock(&data->update_lock);
+        return count;
+}
+
+static ssize_t get_pwm1_enable(
+                struct device *dev,
+                struct device_attribute *devattr,
+                char *buf)
+{
+        struct amc6821_data *data = amc6821_update_device(dev);
+        return sprintf(buf, "%d\n", data->pwm1_enable);
+}
+
+static ssize_t set_pwm1_enable(
+                struct device *dev,
+                struct device_attribute *attr,
+                const char *buf,
+                size_t count)
+{
+        struct i2c_client *client = to_i2c_client(dev);
+        struct amc6821_data *data = i2c_get_clientdata(client);
+        long val;
+        int config = strict_strtol(buf, 10, &val);
+        if (config)
+                return config;
+
+        config = i2c_smbus_read_byte_data(client, AMC6821_REG_CONF1);
+        if (config < 0) {
+                        dev_err(&client->dev,
+                        "Error reading configuration register, aborting.\n");
+                        return -EIO;
+        }
+
+        switch (val) {
+        case 1:
+                config &= ~AMC6821_CONF1_FDRC0;
+                config &= ~AMC6821_CONF1_FDRC1;
+                break;
+        case 2:
+                config &= ~AMC6821_CONF1_FDRC0;
+                config |= AMC6821_CONF1_FDRC1;
+                break;
+        case 3:
+                config |= AMC6821_CONF1_FDRC0;
+                config |= AMC6821_CONF1_FDRC1;
+                break;
+        default:
+                return -EINVAL;
+        }
+        mutex_lock(&data->update_lock);
+        if (i2c_smbus_write_byte_data(client, AMC6821_REG_CONF1, config)) {
+                        dev_err(&client->dev,
+                        "Configuration register write error, aborting.\n");
+                        count = -EIO;
+        }
+        mutex_unlock(&data->update_lock);
+        return count;
+}
+
+
+static ssize_t get_pwm1_auto_channels_temp(
+                struct device *dev,
+                struct device_attribute *devattr,
+                char *buf)
+{
+        struct amc6821_data *data = amc6821_update_device(dev);
+        return sprintf(buf, "%d\n", data->pwm1_auto_channels_temp);
+}
+
+
+static ssize_t get_temp_auto_point_temp(
+                struct device *dev,
+                struct device_attribute *devattr,
+                char *buf)
+{
+        int ix = to_sensor_dev_attr_2(devattr)->index;
+        int nr = to_sensor_dev_attr_2(devattr)->nr;
+        struct amc6821_data *data = amc6821_update_device(dev);
+        switch (nr) {
+        case 1:
+                return sprintf(buf, "%d\n",
+                        data->temp1_auto_point_temp[ix] * 1000);
+                break;
+        case 2:
+                return sprintf(buf, "%d\n",
+                        data->temp2_auto_point_temp[ix] * 1000);
+                break;
+        default:
+                dev_dbg(dev, "Unknown attr->nr (%d).\n", nr);
+                return -EINVAL;
+        }
+}
+
+
+static ssize_t get_pwm1_auto_point_pwm(
+                struct device *dev,
+                struct device_attribute *devattr,
+                char *buf)
+{
+        int ix = to_sensor_dev_attr(devattr)->index;
+        struct amc6821_data *data = amc6821_update_device(dev);
+        return sprintf(buf, "%d\n", data->pwm1_auto_point_pwm[ix]);
+}
+
+
+static inline ssize_t set_slope_register(struct i2c_client *client,
+                u8 reg,
+                u8 dpwm,
+                u8 *ptemp)
+{
+        int dt;
+        u8 tmp;
+
+        dt = ptemp[2]-ptemp[1];
+        for (tmp = 4; tmp > 0; tmp--) {
+                if (dt * (0x20 >> tmp) >= dpwm)
+                        break;
+        }
+        tmp |= (ptemp[1] & 0x7C) << 1;
+        if (i2c_smbus_write_byte_data(client,
+                        reg, tmp)) {
+                dev_err(&client->dev, "Register write error, aborting.\n");
+                return -EIO;
+        }
+        return 0;
+}
+
+
+
+static ssize_t set_temp_auto_point_temp(
+                struct device *dev,
+                struct device_attribute *attr,
+                const char *buf,
+                size_t count)
+{
+        struct i2c_client *client = to_i2c_client(dev);
+        struct amc6821_data *data = amc6821_update_device(dev);
+        int ix = to_sensor_dev_attr_2(attr)->index;
+        int nr = to_sensor_dev_attr_2(attr)->nr;
+        u8 *ptemp;
+        u8 reg;
+        int dpwm;
+        long val;
+        int ret = strict_strtol(buf, 10, &val);
+        if (ret)
+                return ret;
+
+        switch (nr) {
+        case 1:
+                ptemp = data->temp1_auto_point_temp;
+                reg = AMC6821_REG_LTEMP_FAN_CTRL;
+                break;
+        case 2:
+                ptemp = data->temp2_auto_point_temp;
+                reg = AMC6821_REG_RTEMP_FAN_CTRL;
+                break;
+        default:
+                dev_dbg(dev, "Unknown attr->nr (%d).\n", nr);
+                return -EINVAL;
+        }
+
+        data->valid = 0;
+        mutex_lock(&data->update_lock);
+        switch (ix) {
+        case 0:
+                ptemp[0] = SENSORS_LIMIT(val / 1000, 0,
+                                data->temp1_auto_point_temp[1]);
+                ptemp[0] = SENSORS_LIMIT(ptemp[0], 0,
+                                data->temp2_auto_point_temp[1]);
+                ptemp[0] = SENSORS_LIMIT(ptemp[0], 0, 63);
+                if (i2c_smbus_write_byte_data(
+                                        client,
+                                        AMC6821_REG_PSV_TEMP,
+                                        ptemp[0])) {
+                                dev_err(&client->dev,
+                                        "Register write error, aborting.\n");
+                                count = -EIO;
+                }
+                goto EXIT;
+                break;
+        case 1:
+                ptemp[1] = SENSORS_LIMIT(
+                                        val / 1000,
+                                        (ptemp[0] & 0x7C) + 4,
+                                        124);
+                ptemp[1] &= 0x7C;
+                ptemp[2] = SENSORS_LIMIT(
+                                        ptemp[2], ptemp[1] + 1,
+                                        255);
+                break;
+        case 2:
+                ptemp[2] = SENSORS_LIMIT(
+                                        val / 1000,
+                                        ptemp[1]+1,
+                                        255);
+                break;
+        default:
+                dev_dbg(dev, "Unknown attr->index (%d).\n", ix);
+                count = -EINVAL;
+                goto EXIT;
+        }
+        dpwm = data->pwm1_auto_point_pwm[2] - data->pwm1_auto_point_pwm[1];
+        if (set_slope_register(client, reg, dpwm, ptemp))
+                count = -EIO;
+
+EXIT:
+        mutex_unlock(&data->update_lock);
+        return count;
+}
+
+
+
+static ssize_t set_pwm1_auto_point_pwm(
+                struct device *dev,
+                struct device_attribute *attr,
+                const char *buf,
+                size_t count)
+{
+        struct i2c_client *client = to_i2c_client(dev);
+        struct amc6821_data *data = i2c_get_clientdata(client);
+        int dpwm;
+        long val;
+        int ret = strict_strtol(buf, 10, &val);
+        if (ret)
+                return ret;
+
+        mutex_lock(&data->update_lock);
+        data->pwm1_auto_point_pwm[1] = SENSORS_LIMIT(val, 0, 254);
+        if (i2c_smbus_write_byte_data(client, AMC6821_REG_DCY_LOW_TEMP,
+                        data->pwm1_auto_point_pwm[1])) {
+                dev_err(&client->dev, "Register write error, aborting.\n");
+                count = -EIO;
+                goto EXIT;
+        }
+        dpwm = data->pwm1_auto_point_pwm[2] - data->pwm1_auto_point_pwm[1];
+        if (set_slope_register(client, AMC6821_REG_LTEMP_FAN_CTRL, dpwm,
+                        data->temp1_auto_point_temp)) {
+                count = -EIO;
+                goto EXIT;
+        }
+        if (set_slope_register(client, AMC6821_REG_RTEMP_FAN_CTRL, dpwm,
+                        data->temp2_auto_point_temp)) {
+                count = -EIO;
+                goto EXIT;
+        }
+
+EXIT:
+        data->valid = 0;
+        mutex_unlock(&data->update_lock);
+        return count;
+}
+
+static ssize_t get_fan(
+                struct device *dev,
+                struct device_attribute *devattr,
+                char *buf)
+{
+        struct amc6821_data *data = amc6821_update_device(dev);
+        int ix = to_sensor_dev_attr(devattr)->index;
+        if (0 == data->fan[ix])
+                return sprintf(buf, "0");
+        return sprintf(buf, "%d\n", (int)(6000000 / data->fan[ix]));
+}
+
+
+
+static ssize_t get_fan1_fault(
+                struct device *dev,
+                struct device_attribute *devattr,
+                char *buf)
+{
+        struct amc6821_data *data = amc6821_update_device(dev);
+        if (data->stat1 & AMC6821_STAT1_FANS)
+                return sprintf(buf, "1");
+        else
+                return sprintf(buf, "0");
+}
+
+
+
+static ssize_t set_fan(
+                struct device *dev,
+                struct device_attribute *attr,
+                const char *buf, size_t count)
+{
+        struct i2c_client *client = to_i2c_client(dev);
+        struct amc6821_data *data = i2c_get_clientdata(client);
+        long val;
+        int ix = to_sensor_dev_attr(attr)->index;
+        int ret = strict_strtol(buf, 10, &val);
+        if (ret)
+                return ret;
+        val = 1 > val ? 0xFFFF : 6000000/val;
+
+        mutex_lock(&data->update_lock);
+        data->fan[ix] = (u16) SENSORS_LIMIT(val, 1, 0xFFFF);
+        if (i2c_smbus_write_byte_data(client, fan_reg_low[ix],
+                        data->fan[ix] & 0xFF)) {
+                dev_err(&client->dev, "Register write error, aborting.\n");
+                count = -EIO;
+                goto EXIT;
+        }
+        if (i2c_smbus_write_byte_data(client,
+                        fan_reg_hi[ix], data->fan[ix] >> 8)) {
+                dev_err(&client->dev, "Register write error, aborting.\n");
+                count = -EIO;
+        }
+EXIT:
+        mutex_unlock(&data->update_lock);
+        return count;
+}
+
+
+
+static ssize_t get_fan1_div(
+                struct device *dev,
+                struct device_attribute *devattr,
+                char *buf)
+{
+        struct amc6821_data *data = amc6821_update_device(dev);
+        return sprintf(buf, "%d\n", data->fan1_div);
+}
+
+static ssize_t set_fan1_div(
+                struct device *dev,
+                struct device_attribute *attr,
+                const char *buf, size_t count)
+{
+        struct i2c_client *client = to_i2c_client(dev);
+        struct amc6821_data *data = i2c_get_clientdata(client);
+        long val;
+        int config = strict_strtol(buf, 10, &val);
+        if (config)
+                return config;
+
+        config = i2c_smbus_read_byte_data(client, AMC6821_REG_CONF4);
+        if (config < 0) {
+                dev_err(&client->dev,
+                        "Error reading configuration register, aborting.\n");
+                return -EIO;
+        }
+        mutex_lock(&data->update_lock);
+        switch (val) {
+        case 2:
+                config &= ~AMC6821_CONF4_PSPR;
+                data->fan1_div = 2;
+                break;
+        case 4:
+                config |= AMC6821_CONF4_PSPR;
+                data->fan1_div = 4;
+                break;
+        default:
+                mutex_unlock(&data->update_lock);
+                count = -EINVAL;
+                goto EXIT;
+        }
+        if (i2c_smbus_write_byte_data(client, AMC6821_REG_CONF4, config)) {
+                dev_err(&client->dev,
+                        "Configuration register write error, aborting.\n");
+                count = -EIO;
+        }
+EXIT:
+        mutex_unlock(&data->update_lock);
+        return count;
+}
+
+
+
+static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO,
+        get_temp, NULL, IDX_TEMP1_INPUT);
+static SENSOR_DEVICE_ATTR(temp1_min, S_IRUGO | S_IWUSR, get_temp,
+        set_temp, IDX_TEMP1_MIN);
+static SENSOR_DEVICE_ATTR(temp1_max, S_IRUGO | S_IWUSR, get_temp,
+        set_temp, IDX_TEMP1_MAX);
+static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO | S_IWUSR, get_temp,
+        set_temp, IDX_TEMP1_CRIT);
+static SENSOR_DEVICE_ATTR(temp1_min_alarm, S_IRUGO,
+        get_temp_alarm, NULL, IDX_TEMP1_MIN);
+static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO,
+        get_temp_alarm, NULL, IDX_TEMP1_MAX);
+static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO,
+        get_temp_alarm, NULL, IDX_TEMP1_CRIT);
+static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO | S_IWUSR,
+        get_temp, NULL, IDX_TEMP2_INPUT);
+static SENSOR_DEVICE_ATTR(temp2_min, S_IRUGO | S_IWUSR, get_temp,
+        set_temp, IDX_TEMP2_MIN);
+static SENSOR_DEVICE_ATTR(temp2_max, S_IRUGO | S_IWUSR, get_temp,
+        set_temp, IDX_TEMP2_MAX);
+static SENSOR_DEVICE_ATTR(temp2_crit, S_IRUGO | S_IWUSR, get_temp,
+        set_temp, IDX_TEMP2_CRIT);
+static SENSOR_DEVICE_ATTR(temp2_fault, S_IRUGO,
+        get_temp2_fault, NULL, 0);
+static SENSOR_DEVICE_ATTR(temp2_min_alarm, S_IRUGO,
+        get_temp_alarm, NULL, IDX_TEMP2_MIN);
+static SENSOR_DEVICE_ATTR(temp2_max_alarm, S_IRUGO,
+        get_temp_alarm, NULL, IDX_TEMP2_MAX);
+static SENSOR_DEVICE_ATTR(temp2_crit_alarm, S_IRUGO,
+        get_temp_alarm, NULL, IDX_TEMP2_CRIT);
+static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, get_fan, NULL, IDX_FAN1_INPUT);
+static SENSOR_DEVICE_ATTR(fan1_min, S_IRUGO | S_IWUSR,
+        get_fan, set_fan, IDX_FAN1_MIN);
+static SENSOR_DEVICE_ATTR(fan1_max, S_IRUGO | S_IWUSR,
+        get_fan, set_fan, IDX_FAN1_MAX);
+static SENSOR_DEVICE_ATTR(fan1_fault, S_IRUGO, get_fan1_fault, NULL, 0);
+static SENSOR_DEVICE_ATTR(fan1_div, S_IRUGO | S_IWUSR,
+        get_fan1_div, set_fan1_div, 0);
+
+static SENSOR_DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, get_pwm1, set_pwm1, 0);
+static SENSOR_DEVICE_ATTR(pwm1_enable, S_IWUSR | S_IRUGO,
+        get_pwm1_enable, set_pwm1_enable, 0);
+static SENSOR_DEVICE_ATTR(pwm1_auto_point1_pwm, S_IRUGO,
+        get_pwm1_auto_point_pwm, NULL, 0);
+static SENSOR_DEVICE_ATTR(pwm1_auto_point2_pwm, S_IWUSR | S_IRUGO,
+        get_pwm1_auto_point_pwm, set_pwm1_auto_point_pwm, 1);
+static SENSOR_DEVICE_ATTR(pwm1_auto_point3_pwm, S_IRUGO,
+        get_pwm1_auto_point_pwm, NULL, 2);
+static SENSOR_DEVICE_ATTR(pwm1_auto_channels_temp, S_IRUGO,
+        get_pwm1_auto_channels_temp, NULL, 0);
+static SENSOR_DEVICE_ATTR_2(temp1_auto_point1_temp, S_IRUGO,
+        get_temp_auto_point_temp, NULL, 1, 0);
+static SENSOR_DEVICE_ATTR_2(temp1_auto_point2_temp, S_IWUSR | S_IRUGO,
+        get_temp_auto_point_temp, set_temp_auto_point_temp, 1, 1);
+static SENSOR_DEVICE_ATTR_2(temp1_auto_point3_temp, S_IWUSR | S_IRUGO,
+        get_temp_auto_point_temp, set_temp_auto_point_temp, 1, 2);
+
+static SENSOR_DEVICE_ATTR_2(temp2_auto_point1_temp, S_IWUSR | S_IRUGO,
+        get_temp_auto_point_temp, set_temp_auto_point_temp, 2, 0);
+static SENSOR_DEVICE_ATTR_2(temp2_auto_point2_temp, S_IWUSR | S_IRUGO,
+        get_temp_auto_point_temp, set_temp_auto_point_temp, 2, 1);
+static SENSOR_DEVICE_ATTR_2(temp2_auto_point3_temp, S_IWUSR | S_IRUGO,
+        get_temp_auto_point_temp, set_temp_auto_point_temp, 2, 2);
+
+
+
+static struct attribute *amc6821_attrs[] = {
+        &sensor_dev_attr_temp1_input.dev_attr.attr,
+        &sensor_dev_attr_temp1_min.dev_attr.attr,
+        &sensor_dev_attr_temp1_max.dev_attr.attr,
+        &sensor_dev_attr_temp1_crit.dev_attr.attr,
+        &sensor_dev_attr_temp1_min_alarm.dev_attr.attr,
+        &sensor_dev_attr_temp1_max_alarm.dev_attr.attr,
+        &sensor_dev_attr_temp1_crit_alarm.dev_attr.attr,
+        &sensor_dev_attr_temp2_input.dev_attr.attr,
+        &sensor_dev_attr_temp2_min.dev_attr.attr,
+        &sensor_dev_attr_temp2_max.dev_attr.attr,
+        &sensor_dev_attr_temp2_crit.dev_attr.attr,
+        &sensor_dev_attr_temp2_min_alarm.dev_attr.attr,
+        &sensor_dev_attr_temp2_max_alarm.dev_attr.attr,
+        &sensor_dev_attr_temp2_crit_alarm.dev_attr.attr,
+        &sensor_dev_attr_temp2_fault.dev_attr.attr,
+        &sensor_dev_attr_fan1_input.dev_attr.attr,
+        &sensor_dev_attr_fan1_min.dev_attr.attr,
+        &sensor_dev_attr_fan1_max.dev_attr.attr,
+        &sensor_dev_attr_fan1_fault.dev_attr.attr,
+        &sensor_dev_attr_fan1_div.dev_attr.attr,
+        &sensor_dev_attr_pwm1.dev_attr.attr,
+        &sensor_dev_attr_pwm1_enable.dev_attr.attr,
+        &sensor_dev_attr_pwm1_auto_channels_temp.dev_attr.attr,
+        &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr,
+        &sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr,
+        &sensor_dev_attr_pwm1_auto_point3_pwm.dev_attr.attr,
+        &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr,
+        &sensor_dev_attr_temp1_auto_point2_temp.dev_attr.attr,
+        &sensor_dev_attr_temp1_auto_point3_temp.dev_attr.attr,
+        &sensor_dev_attr_temp2_auto_point1_temp.dev_attr.attr,
+        &sensor_dev_attr_temp2_auto_point2_temp.dev_attr.attr,
+        &sensor_dev_attr_temp2_auto_point3_temp.dev_attr.attr,
+        NULL
+};
+
+static struct attribute_group amc6821_attr_grp = {
+        .attrs = amc6821_attrs,
+};
+
+
+
+/* Return 0 if detection is successful, -ENODEV otherwise */
+static int amc6821_detect(
+                struct i2c_client *client,
+                struct i2c_board_info *info)
+{
+        struct i2c_adapter *adapter = client->adapter;
+        int address = client->addr;
+        int dev_id, comp_id;
+
+        dev_dbg(&adapter->dev, "amc6821_detect called.\n");
+
+        if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
+                dev_dbg(&adapter->dev,
+                        "amc6821: I2C bus doesn't support byte mode, "
+                        "skipping.\n");
+                return -ENODEV;
+        }
+
+        dev_id = i2c_smbus_read_byte_data(client, AMC6821_REG_DEV_ID);
+        comp_id = i2c_smbus_read_byte_data(client, AMC6821_REG_COMP_ID);
+        if (dev_id != 0x21 || comp_id != 0x49) {
+                dev_dbg(&adapter->dev,
+                        "amc6821: detection failed at 0x%02x.\n",
+                        address);
+                return -ENODEV;
+        }
+
+        /* Bit 7 of the address register is ignored, so we can check the
+           ID registers again */
+        dev_id = i2c_smbus_read_byte_data(client, 0x80 | AMC6821_REG_DEV_ID);
+        comp_id = i2c_smbus_read_byte_data(client, 0x80 | AMC6821_REG_COMP_ID);
+        if (dev_id != 0x21 || comp_id != 0x49) {
+                dev_dbg(&adapter->dev,
+                        "amc6821: detection failed at 0x%02x.\n",
+                        address);
+                return -ENODEV;
+        }
+
+        dev_info(&adapter->dev, "amc6821: chip found at 0x%02x.\n", address);
+        strlcpy(info->type, "amc6821", I2C_NAME_SIZE);
+
+        return 0;
+}
+
+static int amc6821_probe(
+        struct i2c_client *client,
+        const struct i2c_device_id *id)
+{
+        struct amc6821_data *data;
+        int err;
+
+        data = kzalloc(sizeof(struct amc6821_data), GFP_KERNEL);
+        if (!data) {
+                dev_err(&client->dev, "out of memory.\n");
+                return -ENOMEM;
+        }
+
+
+        i2c_set_clientdata(client, data);
+        mutex_init(&data->update_lock);
+
+        /*
+         * Initialize the amc6821 chip
+         */
+        err = amc6821_init_client(client);
+        if (err)
+                goto err_free;
+
+        err = sysfs_create_group(&client->dev.kobj, &amc6821_attr_grp);
+        if (err)
+                goto err_free;
+
+        data->hwmon_dev = hwmon_device_register(&client->dev);
+        if (!IS_ERR(data->hwmon_dev))
+                return 0;
+
+        err = PTR_ERR(data->hwmon_dev);
+        dev_err(&client->dev, "error registering hwmon device.\n");
+        sysfs_remove_group(&client->dev.kobj, &amc6821_attr_grp);
+err_free:
+        kfree(data);
+        return err;
+}
+
+static int amc6821_remove(struct i2c_client *client)
+{
+        struct amc6821_data *data = i2c_get_clientdata(client);
+
+        hwmon_device_unregister(data->hwmon_dev);
+        sysfs_remove_group(&client->dev.kobj, &amc6821_attr_grp);
+
+        kfree(data);
+
+        return 0;
+}
+
+
+static int amc6821_init_client(struct i2c_client *client)
+{
+        int config;
+        int err = -EIO;
+
+        if (init) {
+                config = i2c_smbus_read_byte_data(client, AMC6821_REG_CONF4);
+
+                if (config < 0) {
+                                dev_err(&client->dev,
+                        "Error reading configuration register, aborting.\n");
+                                return err;
+                }
+
+                config |= AMC6821_CONF4_MODE;
+
+                if (i2c_smbus_write_byte_data(client, AMC6821_REG_CONF4,
+                                config)) {
+                        dev_err(&client->dev,
+                        "Configuration register write error, aborting.\n");
+                        return err;
+                }
+
+                config = i2c_smbus_read_byte_data(client, AMC6821_REG_CONF3);
+
+                if (config < 0) {
+                        dev_err(&client->dev,
+                        "Error reading configuration register, aborting.\n");
+                        return err;
+                }
+
+                dev_info(&client->dev, "Revision %d\n", config & 0x0f);
+
+                config &= ~AMC6821_CONF3_THERM_FAN_EN;
+
+                if (i2c_smbus_write_byte_data(client, AMC6821_REG_CONF3,
+                                config)) {
+                        dev_err(&client->dev,
+                        "Configuration register write error, aborting.\n");
+                        return err;
+                }
+
+                config = i2c_smbus_read_byte_data(client, AMC6821_REG_CONF2);
+
+                if (config < 0) {
+                        dev_err(&client->dev,
+                        "Error reading configuration register, aborting.\n");
+                        return err;
+                }
+
+                config &= ~AMC6821_CONF2_RTFIE;
+                config &= ~AMC6821_CONF2_LTOIE;
+                config &= ~AMC6821_CONF2_RTOIE;
+                if (i2c_smbus_write_byte_data(client,
+                                AMC6821_REG_CONF2, config)) {
+                        dev_err(&client->dev,
+                        "Configuration register write error, aborting.\n");
+                        return err;
+                }
+
+                config = i2c_smbus_read_byte_data(client, AMC6821_REG_CONF1);
+
+                if (config < 0) {
+                        dev_err(&client->dev,
+                        "Error reading configuration register, aborting.\n");
+                        return err;
+                }
+
+                config &= ~AMC6821_CONF1_THERMOVIE;
+                config &= ~AMC6821_CONF1_FANIE;
+                config |= AMC6821_CONF1_START;
+                if (pwminv)
+                        config |= AMC6821_CONF1_PWMINV;
+                else
+                        config &= ~AMC6821_CONF1_PWMINV;
+
+                if (i2c_smbus_write_byte_data(
+                                client, AMC6821_REG_CONF1, config)) {
+                        dev_err(&client->dev,
+                        "Configuration register write error, aborting.\n");
+                        return err;
+                }
+        }
+        return 0;
+}
+
+
+static struct amc6821_data *amc6821_update_device(struct device *dev)
+{
+        struct i2c_client *client = to_i2c_client(dev);
+        struct amc6821_data *data = i2c_get_clientdata(client);
+        int timeout = HZ;
+        u8 reg;
+        int i;
+
+        mutex_lock(&data->update_lock);
+
+        if (time_after(jiffies, data->last_updated + timeout) ||
+                        !data->valid) {
+
+                for (i = 0; i < TEMP_IDX_LEN; i++)
+                        data->temp[i] = i2c_smbus_read_byte_data(client,
+                                temp_reg[i]);
+
+                data->stat1 = i2c_smbus_read_byte_data(client,
+                        AMC6821_REG_STAT1);
+                data->stat2 = i2c_smbus_read_byte_data(client,
+                        AMC6821_REG_STAT2);
+
+                data->pwm1 = i2c_smbus_read_byte_data(client,
+                        AMC6821_REG_DCY);
+                for (i = 0; i < FAN1_IDX_LEN; i++) {
+                        data->fan[i] = i2c_smbus_read_byte_data(
+                                        client,
+                                        fan_reg_low[i]);
+                        data->fan[i] += i2c_smbus_read_byte_data(
+                                        client,
+                                        fan_reg_hi[i]) << 8;
+                }
+                data->fan1_div = i2c_smbus_read_byte_data(client,
+                        AMC6821_REG_CONF4);
+                data->fan1_div = data->fan1_div & AMC6821_CONF4_PSPR ? 4 : 2;
+
+                data->pwm1_auto_point_pwm[0] = 0;
+                data->pwm1_auto_point_pwm[2] = 255;
+                data->pwm1_auto_point_pwm[1] = i2c_smbus_read_byte_data(client,
+                        AMC6821_REG_DCY_LOW_TEMP);
+
+                data->temp1_auto_point_temp[0] =
+                        i2c_smbus_read_byte_data(client,
+                                        AMC6821_REG_PSV_TEMP);
+                data->temp2_auto_point_temp[0] =
+                                data->temp1_auto_point_temp[0];
+                reg = i2c_smbus_read_byte_data(client,
+                        AMC6821_REG_LTEMP_FAN_CTRL);
+                data->temp1_auto_point_temp[1] = (reg & 0xF8) >> 1;
+                reg &= 0x07;
+                reg = 0x20 >> reg;
+                if (reg > 0)
+                        data->temp1_auto_point_temp[2] =
+                                data->temp1_auto_point_temp[1] +
+                                (data->pwm1_auto_point_pwm[2] -
+                                data->pwm1_auto_point_pwm[1]) / reg;
+                else
+                        data->temp1_auto_point_temp[2] = 255;
+
+                reg = i2c_smbus_read_byte_data(client,
+                        AMC6821_REG_RTEMP_FAN_CTRL);
+                data->temp2_auto_point_temp[1] = (reg & 0xF8) >> 1;
+                reg &= 0x07;
+                reg = 0x20 >> reg;
+                if (reg > 0)
+                        data->temp2_auto_point_temp[2] =
+                                data->temp2_auto_point_temp[1] +
+                                (data->pwm1_auto_point_pwm[2] -
+                                data->pwm1_auto_point_pwm[1]) / reg;
+                else
+                        data->temp2_auto_point_temp[2] = 255;
+
+                reg = i2c_smbus_read_byte_data(client, AMC6821_REG_CONF1);
+                reg = (reg >> 5) & 0x3;
+                switch (reg) {
+                case 0: /*open loop: software sets pwm1*/
+                        data->pwm1_auto_channels_temp = 0;
+                        data->pwm1_enable = 1;
+                        break;
+                case 2: /*closed loop: remote T (temp2)*/
+                        data->pwm1_auto_channels_temp = 2;
+                        data->pwm1_enable = 2;
+                        break;
+                case 3: /*closed loop: local and remote T (temp2)*/
+                        data->pwm1_auto_channels_temp = 3;
+                        data->pwm1_enable = 3;
+                        break;
+                case 1: /*semi-open loop: software sets rpm, chip controls pwm1,
+                          *currently not implemented
+                          */
+                        data->pwm1_auto_channels_temp = 0;
+                        data->pwm1_enable = 0;
+                        break;
+                }
+
+                data->last_updated = jiffies;
+                data->valid = 1;
+        }
+        mutex_unlock(&data->update_lock);
+        return data;
+}
+
+
+static int __init amc6821_init(void)
+{
+        return i2c_add_driver(&amc6821_driver);
+}
+
+static void __exit amc6821_exit(void)
+{
+        i2c_del_driver(&amc6821_driver);
+}
+
+module_init(amc6821_init);
+module_exit(amc6821_exit);
+
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("T. Mertelj <tomaz.mertelj@guest.arnes.si>");
+MODULE_DESCRIPTION("Texas Instruments amc6821 hwmon driver");
diff --git a/drivers/hwmon/asus_atk0110.c b/drivers/hwmon/asus_atk0110.c
index 5a3ee00c0e7d..6811346c1c62 100644
--- a/drivers/hwmon/asus_atk0110.c
+++ b/drivers/hwmon/asus_atk0110.c
@@ -5,6 +5,7 @@
  * See COPYING in the top level directory of the kernel tree.
  */
 
+#include <linux/debugfs.h>
 #include <linux/kernel.h>
 #include <linux/hwmon.h>
 #include <linux/list.h>
@@ -101,6 +102,11 @@ struct atk_data {
         int temperature_count;
         int fan_count;
         struct list_head sensor_list;
+
+        struct {
+                struct dentry *root;
+                u32 id;
+        } debugfs;
 };
 
 
@@ -624,6 +630,187 @@ static int atk_read_value(struct atk_sensor_data *sensor, u64 *value)
         return err;
 }
 
+#ifdef CONFIG_DEBUG_FS
+static int atk_debugfs_gitm_get(void *p, u64 *val)
+{
+        struct atk_data *data = p;
+        union acpi_object *ret;
+        struct atk_acpi_ret_buffer *buf;
+        int err = 0;
+
+        if (!data->read_handle)
+                return -ENODEV;
+
+        if (!data->debugfs.id)
+                return -EINVAL;
+
+        ret = atk_gitm(data, data->debugfs.id);
+        if (IS_ERR(ret))
+                return PTR_ERR(ret);
+
+        buf = (struct atk_acpi_ret_buffer *)ret->buffer.pointer;
+        if (buf->flags)
+                *val = buf->value;
+        else
+                err = -EIO;
+
+        return err;
+}
+
+DEFINE_SIMPLE_ATTRIBUTE(atk_debugfs_gitm,
+                        atk_debugfs_gitm_get,
+                        NULL,
+                        "0x%08llx\n")
+
+static int atk_acpi_print(char *buf, size_t sz, union acpi_object *obj)
+{
+        int ret = 0;
+
+        switch (obj->type) {
+        case ACPI_TYPE_INTEGER:
+                ret = snprintf(buf, sz, "0x%08llx\n", obj->integer.value);
+                break;
+        case ACPI_TYPE_STRING:
+                ret = snprintf(buf, sz, "%s\n", obj->string.pointer);
+                break;
+        }
+
+        return ret;
+}
+
+static void atk_pack_print(char *buf, size_t sz, union acpi_object *pack)
+{
+        int ret;
+        int i;
+
+        for (i = 0; i < pack->package.count; i++) {
+                union acpi_object *obj = &pack->package.elements[i];
+
+                ret = atk_acpi_print(buf, sz, obj);
+                if (ret >= sz)
+                        break;
+                buf += ret;
+                sz -= ret;
+        }
+}
+
+static int atk_debugfs_ggrp_open(struct inode *inode, struct file *file)
+{
+        struct atk_data *data = inode->i_private;
+        char *buf = NULL;
+        union acpi_object *ret;
+        u8 cls;
+        int i;
+
+        if (!data->enumerate_handle)
+                return -ENODEV;
+        if (!data->debugfs.id)
+                return -EINVAL;
+
+        cls = (data->debugfs.id & 0xff000000) >> 24;
+        ret = atk_ggrp(data, cls);
+        if (IS_ERR(ret))
+                return PTR_ERR(ret);
+
+        for (i = 0; i < ret->package.count; i++) {
+                union acpi_object *pack = &ret->package.elements[i];
+                union acpi_object *id;
+
+                if (pack->type != ACPI_TYPE_PACKAGE)
+                        continue;
+                if (!pack->package.count)
+                        continue;
+                id = &pack->package.elements[0];
+                if (id->integer.value == data->debugfs.id) {
+                        /* Print the package */
+                        buf = kzalloc(512, GFP_KERNEL);
+                        if (!buf) {
+                                ACPI_FREE(ret);
+                                return -ENOMEM;
+                        }
+                        atk_pack_print(buf, 512, pack);
+                        break;
+                }
+        }
+        ACPI_FREE(ret);
+
+        if (!buf)
+                return -EINVAL;
+
+        file->private_data = buf;
+
+        return nonseekable_open(inode, file);
+}
+
+static ssize_t atk_debugfs_ggrp_read(struct file *file, char __user *buf,
+                size_t count, loff_t *pos)
+{
+        char *str = file->private_data;
+        size_t len = strlen(str);
+
+        return simple_read_from_buffer(buf, count, pos, str, len);
+}
+
+static int atk_debugfs_ggrp_release(struct inode *inode, struct file *file)
+{
+        kfree(file->private_data);
+        return 0;
+}
+
+static const struct file_operations atk_debugfs_ggrp_fops = {
+        .read           = atk_debugfs_ggrp_read,
+        .open           = atk_debugfs_ggrp_open,
+        .release        = atk_debugfs_ggrp_release,
+};
+
+static void atk_debugfs_init(struct atk_data *data)
+{
+        struct dentry *d;
+        struct dentry *f;
+
+        data->debugfs.id = 0;
+
+        d = debugfs_create_dir("asus_atk0110", NULL);
+        if (!d || IS_ERR(d))
+                return;
+
+        f = debugfs_create_x32("id", S_IRUSR | S_IWUSR, d, &data->debugfs.id);
+        if (!f || IS_ERR(f))
+                goto cleanup;
+
+        f = debugfs_create_file("gitm", S_IRUSR, d, data,
+                        &atk_debugfs_gitm);
+        if (!f || IS_ERR(f))
+                goto cleanup;
+
+        f = debugfs_create_file("ggrp", S_IRUSR, d, data,
+                        &atk_debugfs_ggrp_fops);
+        if (!f || IS_ERR(f))
+                goto cleanup;
+
+        data->debugfs.root = d;
+
+        return;
+cleanup:
+        debugfs_remove_recursive(d);
+}
+
+static void atk_debugfs_cleanup(struct atk_data *data)
+{
+        debugfs_remove_recursive(data->debugfs.root);
+}
+
+#else /* CONFIG_DEBUG_FS */
+
+static void atk_debugfs_init(struct atk_data *data)
+{
+}
+
+static void atk_debugfs_cleanup(struct atk_data *data)
+{
+}
+#endif
+
 static int atk_add_sensor(struct atk_data *data, union acpi_object *obj)
 {
         struct device *dev = &data->acpi_dev->dev;
@@ -1047,76 +1234,75 @@ remove:
         return err;
 }
 
-static int atk_check_old_if(struct atk_data *data)
+static int atk_probe_if(struct atk_data *data)
 {
         struct device *dev = &data->acpi_dev->dev;
         acpi_handle ret;
         acpi_status status;
+        int err = 0;
 
         /* RTMP: read temperature */
         status = acpi_get_handle(data->atk_handle, METHOD_OLD_READ_TMP, &ret);
-        if (status != AE_OK) {
+        if (ACPI_SUCCESS(status))
+                data->rtmp_handle = ret;
+        else
                 dev_dbg(dev, "method " METHOD_OLD_READ_TMP " not found: %s\n",
                                 acpi_format_exception(status));
-                return -ENODEV;
-        }
-        data->rtmp_handle = ret;
 
         /* RVLT: read voltage */
         status = acpi_get_handle(data->atk_handle, METHOD_OLD_READ_VLT, &ret);
-        if (status != AE_OK) {
+        if (ACPI_SUCCESS(status))
+                data->rvlt_handle = ret;
+        else
                 dev_dbg(dev, "method " METHOD_OLD_READ_VLT " not found: %s\n",
                                 acpi_format_exception(status));
-                return -ENODEV;
-        }
-        data->rvlt_handle = ret;
 
         /* RFAN: read fan status */
         status = acpi_get_handle(data->atk_handle, METHOD_OLD_READ_FAN, &ret);
-        if (status != AE_OK) {
+        if (ACPI_SUCCESS(status))
+                data->rfan_handle = ret;
+        else
                 dev_dbg(dev, "method " METHOD_OLD_READ_FAN " not found: %s\n",
                                 acpi_format_exception(status));
-                return -ENODEV;
-        }
-        data->rfan_handle = ret;
-
-        return 0;
-}
-
-static int atk_check_new_if(struct atk_data *data)
-{
-        struct device *dev = &data->acpi_dev->dev;
-        acpi_handle ret;
-        acpi_status status;
 
         /* Enumeration */
         status = acpi_get_handle(data->atk_handle, METHOD_ENUMERATE, &ret);
-        if (status != AE_OK) {
+        if (ACPI_SUCCESS(status))
+                data->enumerate_handle = ret;
+        else
                 dev_dbg(dev, "method " METHOD_ENUMERATE " not found: %s\n",
                                 acpi_format_exception(status));
-                return -ENODEV;
-        }
-        data->enumerate_handle = ret;
 
         /* De-multiplexer (read) */
         status = acpi_get_handle(data->atk_handle, METHOD_READ, &ret);
-        if (status != AE_OK) {
+        if (ACPI_SUCCESS(status))
+                data->read_handle = ret;
+        else
                 dev_dbg(dev, "method " METHOD_READ " not found: %s\n",
                                 acpi_format_exception(status));
-                return -ENODEV;
-        }
-        data->read_handle = ret;
 
         /* De-multiplexer (write) */
         status = acpi_get_handle(data->atk_handle, METHOD_WRITE, &ret);
-        if (status != AE_OK) {
-                dev_dbg(dev, "method " METHOD_READ " not found: %s\n",
+        if (ACPI_SUCCESS(status))
+                data->write_handle = ret;
+        else
+                dev_dbg(dev, "method " METHOD_WRITE " not found: %s\n",
                                  acpi_format_exception(status));
-                return -ENODEV;
-        }
-        data->write_handle = ret;
 
-        return 0;
+        /* Check for hwmon methods: first check "old" style methods; note that
+         * both may be present: in this case we stick to the old interface;
+         * analysis of multiple DSDTs indicates that when both interfaces
+         * are present the new one (GGRP/GITM) is not functional.
+         */
+        if (data->rtmp_handle && data->rvlt_handle && data->rfan_handle)
+                data->old_interface = true;
+        else if (data->enumerate_handle && data->read_handle &&
+                        data->write_handle)
+                data->old_interface = false;
+        else
+                err = -ENODEV;
+
+        return err;
 }
 
 static int atk_add(struct acpi_device *device)
@@ -1155,28 +1341,19 @@ static int atk_add(struct acpi_device *device)
         }
         ACPI_FREE(buf.pointer);
 
-        /* Check for hwmon methods: first check "old" style methods; note that
-         * both may be present: in this case we stick to the old interface;
-         * analysis of multiple DSDTs indicates that when both interfaces
-         * are present the new one (GGRP/GITM) is not functional.
-         */
-        err = atk_check_old_if(data);
-        if (!err) {
-                dev_dbg(&device->dev, "Using old hwmon interface\n");
-                data->old_interface = true;
-        } else {
-                err = atk_check_new_if(data);
-                if (err)
-                        goto out;
-
-                dev_dbg(&device->dev, "Using new hwmon interface\n");
-                data->old_interface = false;
+        err = atk_probe_if(data);
+        if (err) {
+                dev_err(&device->dev, "No usable hwmon interface detected\n");
+                goto out;
         }
 
-        if (data->old_interface)
+        if (data->old_interface) {
+                dev_dbg(&device->dev, "Using old hwmon interface\n");
                 err = atk_enumerate_old_hwmon(data);
-        else
+        } else {
+                dev_dbg(&device->dev, "Using new hwmon interface\n");
                 err = atk_enumerate_new_hwmon(data);
+        }
         if (err < 0)
                 goto out;
         if (err == 0) {
@@ -1190,6 +1367,8 @@ static int atk_add(struct acpi_device *device)
         if (err)
                 goto cleanup;
 
+        atk_debugfs_init(data);
+
         device->driver_data = data;
         return 0;
 cleanup:
@@ -1208,6 +1387,8 @@ static int atk_remove(struct acpi_device *device, int type)
 
         device->driver_data = NULL;
 
+        atk_debugfs_cleanup(data);
+
         atk_remove_files(data);
         atk_free_sensors(data);
         hwmon_device_unregister(data->hwmon_dev);
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index caef39cda8c8..2d7bceeed0bc 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -33,6 +33,7 @@
 #include <linux/list.h>
 #include <linux/platform_device.h>
 #include <linux/cpu.h>
+#include <linux/pci.h>
 #include <asm/msr.h>
 #include <asm/processor.h>
 
@@ -161,6 +162,7 @@ static int __devinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *
         int usemsr_ee = 1;
         int err;
         u32 eax, edx;
+        struct pci_dev *host_bridge;
 
         /* Early chips have no MSR for TjMax */
 
@@ -168,11 +170,21 @@ static int __devinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *
                 usemsr_ee = 0;
         }
 
-        /* Atoms seems to have TjMax at 90C */
+        /* Atom CPUs */
 
         if (c->x86_model == 0x1c) {
                 usemsr_ee = 0;
-                tjmax = 90000;
+
+                host_bridge = pci_get_bus_and_slot(0, PCI_DEVFN(0, 0));
+
+                if (host_bridge && host_bridge->vendor == PCI_VENDOR_ID_INTEL
+                    && (host_bridge->device == 0xa000   /* NM10 based nettop */
+                    || host_bridge->device == 0xa010))  /* NM10 based netbook */
+                        tjmax = 100000;
+                else
+                        tjmax = 90000;
+
+                pci_dev_put(host_bridge);
         }
 
         if ((c->x86_model > 0xe) && (usemsr_ee)) {
diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
index d8a26d16d948..099a2138cdf6 100644
--- a/drivers/hwmon/k10temp.c
+++ b/drivers/hwmon/k10temp.c
@@ -33,6 +33,16 @@ static bool force;
 module_param(force, bool, 0444);
 MODULE_PARM_DESC(force, "force loading on processors with erratum 319");
 
+/* CPUID function 0x80000001, ebx */
+#define CPUID_PKGTYPE_MASK      0xf0000000
+#define CPUID_PKGTYPE_F         0x00000000
+#define CPUID_PKGTYPE_AM2R2_AM3 0x10000000
+
+/* DRAM controller (PCI function 2) */
+#define REG_DCT0_CONFIG_HIGH            0x094
+#define  DDR3_MODE                      0x00000100
+
+/* miscellaneous (PCI function 3) */
 #define REG_HARDWARE_THERMAL_CONTROL    0x64
 #define  HTC_ENABLE                     0x00000001
 
@@ -85,13 +95,28 @@ static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO, show_temp_crit, NULL, 0);
 static SENSOR_DEVICE_ATTR(temp1_crit_hyst, S_IRUGO, show_temp_crit, NULL, 1);
 static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
 
-static bool __devinit has_erratum_319(void)
+static bool __devinit has_erratum_319(struct pci_dev *pdev)
 {
+        u32 pkg_type, reg_dram_cfg;
+
+        if (boot_cpu_data.x86 != 0x10)
+                return false;
+
         /*
-         * Erratum 319: The thermal sensor of older Family 10h processors
-         *              (B steppings) may be unreliable.
+         * Erratum 319: The thermal sensor of Socket F/AM2+ processors
+         *              may be unreliable.
          */
-        return boot_cpu_data.x86 == 0x10 && boot_cpu_data.x86_model <= 2;
+        pkg_type = cpuid_ebx(0x80000001) & CPUID_PKGTYPE_MASK;
+        if (pkg_type == CPUID_PKGTYPE_F)
+                return true;
+        if (pkg_type != CPUID_PKGTYPE_AM2R2_AM3)
+                return false;
+
+        /* Differentiate between AM2+ (bad) and AM3 (good) */
+        pci_bus_read_config_dword(pdev->bus,
+                                  PCI_DEVFN(PCI_SLOT(pdev->devfn), 2),
+                                  REG_DCT0_CONFIG_HIGH, &reg_dram_cfg);
+        return !(reg_dram_cfg & DDR3_MODE);
 }
 
 static int __devinit k10temp_probe(struct pci_dev *pdev,
@@ -99,9 +124,10 @@ static int __devinit k10temp_probe(struct pci_dev *pdev,
 {
         struct device *hwmon_dev;
         u32 reg_caps, reg_htc;
+        int unreliable = has_erratum_319(pdev);
         int err;
 
-        if (has_erratum_319() && !force) {
+        if (unreliable && !force) {
                 dev_err(&pdev->dev,
                         "unreliable CPU thermal sensor; monitoring disabled\n");
                 err = -ENODEV;
@@ -139,7 +165,7 @@ static int __devinit k10temp_probe(struct pci_dev *pdev,
         }
         dev_set_drvdata(&pdev->dev, hwmon_dev);
 
-        if (has_erratum_319() && force)
+        if (unreliable && force)
                 dev_warn(&pdev->dev,
                          "unreliable CPU thermal sensor; check erratum 319\n");
         return 0;
@@ -169,7 +195,7 @@ static void __devexit k10temp_remove(struct pci_dev *pdev)
         dev_set_drvdata(&pdev->dev, NULL);
 }
 
-static struct pci_device_id k10temp_id_table[] = {
+static const struct pci_device_id k10temp_id_table[] = {
         { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_10H_NB_MISC) },
         { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_11H_NB_MISC) },
         {}
diff --git a/drivers/hwmon/k8temp.c b/drivers/hwmon/k8temp.c
index 1fe995111841..0ceb6d6200a3 100644
--- a/drivers/hwmon/k8temp.c
+++ b/drivers/hwmon/k8temp.c
@@ -136,7 +136,7 @@ static SENSOR_DEVICE_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 1, 0);
 static SENSOR_DEVICE_ATTR_2(temp4_input, S_IRUGO, show_temp, NULL, 1, 1);
 static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
 
-static struct pci_device_id k8temp_ids[] = {
+static const struct pci_device_id k8temp_ids[] = {
         { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_K8_NB_MISC) },
         { 0 },
 };
diff --git a/drivers/hwmon/sis5595.c b/drivers/hwmon/sis5595.c
index 12f2e7086560..79c2931e3008 100644
--- a/drivers/hwmon/sis5595.c
+++ b/drivers/hwmon/sis5595.c
@@ -697,7 +697,7 @@ static struct sis5595_data *sis5595_update_device(struct device *dev)
         return data;
 }
 
-static struct pci_device_id sis5595_pci_ids[] = {
+static const struct pci_device_id sis5595_pci_ids[] = {
         { PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_503) },
         { 0, }
 };
diff --git a/drivers/hwmon/via686a.c b/drivers/hwmon/via686a.c
index 39e82a492f26..f397ce7ad598 100644
--- a/drivers/hwmon/via686a.c
+++ b/drivers/hwmon/via686a.c
@@ -767,7 +767,7 @@ static struct via686a_data *via686a_update_device(struct device *dev)
         return data;
 }
 
-static struct pci_device_id via686a_pci_ids[] = {
+static const struct pci_device_id via686a_pci_ids[] = {
         { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4) },
         { 0, }
 };
diff --git a/drivers/hwmon/vt8231.c b/drivers/hwmon/vt8231.c
index 470a1226ba2b..d47b4c9949c2 100644
--- a/drivers/hwmon/vt8231.c
+++ b/drivers/hwmon/vt8231.c
@@ -697,7 +697,7 @@ static struct platform_driver vt8231_driver = {
         .remove = __devexit_p(vt8231_remove),
 };
 
-static struct pci_device_id vt8231_pci_ids[] = {
+static const struct pci_device_id vt8231_pci_ids[] = {
         { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8231_4) },
         { 0, }
 };
diff --git a/drivers/i2c/busses/i2c-ali1563.c b/drivers/i2c/busses/i2c-ali1563.c
index f70f46582c6c..4687af40dd50 100644
--- a/drivers/i2c/busses/i2c-ali1563.c
+++ b/drivers/i2c/busses/i2c-ali1563.c
@@ -87,9 +87,9 @@ static int ali1563_transaction(struct i2c_adapter * a, int size)
         outb_p(inb_p(SMB_HST_CNTL2) | HST_CNTL2_START, SMB_HST_CNTL2);
 
         timeout = ALI1563_MAX_TIMEOUT;
-        do
+        do {
                 msleep(1);
-        while (((data = inb_p(SMB_HST_STS)) & HST_STS_BUSY) && --timeout);
+        } while (((data = inb_p(SMB_HST_STS)) & HST_STS_BUSY) && --timeout);
 
         dev_dbg(&a->dev, "Transaction (post): STS=%02x, CNTL1=%02x, "
                 "CNTL2=%02x, CMD=%02x, ADD=%02x, DAT0=%02x, DAT1=%02x\n",
@@ -157,9 +157,9 @@ static int ali1563_block_start(struct i2c_adapter * a)
         outb_p(inb_p(SMB_HST_CNTL2) | HST_CNTL2_START, SMB_HST_CNTL2);
 
         timeout = ALI1563_MAX_TIMEOUT;
-        do
+        do {
                 msleep(1);
-        while (!((data = inb_p(SMB_HST_STS)) & HST_STS_DONE) && --timeout);
+        } while (!((data = inb_p(SMB_HST_STS)) & HST_STS_DONE) && --timeout);
 
         dev_dbg(&a->dev, "Block (post): STS=%02x, CNTL1=%02x, "
                 "CNTL2=%02x, CMD=%02x, ADD=%02x, DAT0=%02x, DAT1=%02x\n",
diff --git a/drivers/i2c/busses/i2c-bfin-twi.c b/drivers/i2c/busses/i2c-bfin-twi.c
index b309ac2c3d5c..fe3fb567317d 100644
--- a/drivers/i2c/busses/i2c-bfin-twi.c
+++ b/drivers/i2c/busses/i2c-bfin-twi.c
@@ -693,13 +693,13 @@ static int i2c_bfin_twi_probe(struct platform_device *pdev)
         }
 
         /* Set TWI internal clock as 10MHz */
-        write_CONTROL(iface, ((get_sclk() / 1024 / 1024 + 5) / 10) & 0x7F);
+        write_CONTROL(iface, ((get_sclk() / 1000 / 1000 + 5) / 10) & 0x7F);
 
         /*
          * We will not end up with a CLKDIV=0 because no one will specify
-         * 20kHz SCL or less in Kconfig now. (5 * 1024 / 20 = 0x100)
+         * 20kHz SCL or less in Kconfig now. (5 * 1000 / 20 = 250)
          */
-        clkhilow = 5 * 1024 / CONFIG_I2C_BLACKFIN_TWI_CLK_KHZ;
+        clkhilow = ((10 * 1000 / CONFIG_I2C_BLACKFIN_TWI_CLK_KHZ) + 1) / 2;
 
         /* Set Twi interface clock as specified */
         write_CLKDIV(iface, (clkhilow << 8) | clkhilow);
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 75bf3ad18099..0037e31076ba 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -247,7 +247,13 @@ static void omap_i2c_unidle(struct omap_i2c_dev *dev)
                 omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, OMAP_I2C_CON_EN);
         }
         dev->idle = 0;
-        omap_i2c_write_reg(dev, OMAP_I2C_IE_REG, dev->iestate);
+
+        /*
+         * Don't write to this register if the IE state is 0 as it can
+         * cause deadlock.
+         */
+        if (dev->iestate)
+                omap_i2c_write_reg(dev, OMAP_I2C_IE_REG, dev->iestate);
 }
 
 static void omap_i2c_idle(struct omap_i2c_dev *dev)
@@ -280,6 +286,11 @@ static int omap_i2c_init(struct omap_i2c_dev *dev)
         unsigned long internal_clk = 0;
 
         if (dev->rev >= OMAP_I2C_REV_2) {
+                /* Disable I2C controller before soft reset */
+                omap_i2c_write_reg(dev, OMAP_I2C_CON_REG,
+                        omap_i2c_read_reg(dev, OMAP_I2C_CON_REG) &
+                                ~(OMAP_I2C_CON_EN));
+
                 omap_i2c_write_reg(dev, OMAP_I2C_SYSC_REG, SYSC_SOFTRESET_MASK);
                 /* For some reason we need to set the EN bit before the
                  * reset done bit gets set. */
diff --git a/drivers/i2c/busses/i2c-pca-isa.c b/drivers/i2c/busses/i2c-pca-isa.c
index 0ed68e2ccd22..f7346a9bd95f 100644
--- a/drivers/i2c/busses/i2c-pca-isa.c
+++ b/drivers/i2c/busses/i2c-pca-isa.c
@@ -75,7 +75,7 @@ static int pca_isa_waitforcompletion(void *pd)
         unsigned long timeout;
 
         if (irq > -1) {
-                ret = wait_event_interruptible_timeout(pca_wait,
+                ret = wait_event_timeout(pca_wait,
                                 pca_isa_readbyte(pd, I2C_PCA_CON)
                                 & I2C_PCA_CON_SI, pca_isa_ops.timeout);
         } else {
@@ -96,7 +96,7 @@ static void pca_isa_resetchip(void *pd)
 }
 
 static irqreturn_t pca_handler(int this_irq, void *dev_id) {
-        wake_up_interruptible(&pca_wait);
+        wake_up(&pca_wait);
         return IRQ_HANDLED;
 }
 
diff --git a/drivers/i2c/busses/i2c-pca-platform.c b/drivers/i2c/busses/i2c-pca-platform.c
index c4df9d411cd5..5b2213df5ed0 100644
--- a/drivers/i2c/busses/i2c-pca-platform.c
+++ b/drivers/i2c/busses/i2c-pca-platform.c
@@ -84,7 +84,7 @@ static int i2c_pca_pf_waitforcompletion(void *pd)
         unsigned long timeout;
 
         if (i2c->irq) {
-                ret = wait_event_interruptible_timeout(i2c->wait,
+                ret = wait_event_timeout(i2c->wait,
                         i2c->algo_data.read_byte(i2c, I2C_PCA_CON)
                         & I2C_PCA_CON_SI, i2c->adap.timeout);
         } else {
@@ -122,7 +122,7 @@ static irqreturn_t i2c_pca_pf_handler(int this_irq, void *dev_id)
         if ((i2c->algo_data.read_byte(i2c, I2C_PCA_CON) & I2C_PCA_CON_SI) == 0)
                 return IRQ_NONE;
 
-        wake_up_interruptible(&i2c->wait);
+        wake_up(&i2c->wait);
 
         return IRQ_HANDLED;
 }
diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c
index 1e245e9cad31..e56e4b6823ca 100644
--- a/drivers/i2c/busses/i2c-piix4.c
+++ b/drivers/i2c/busses/i2c-piix4.c
@@ -324,12 +324,12 @@ static int piix4_transaction(void)
         else
                 msleep(1);
 
-        while ((timeout++ < MAX_TIMEOUT) &&
+        while ((++timeout < MAX_TIMEOUT) &&
                ((temp = inb_p(SMBHSTSTS)) & 0x01))
                 msleep(1);
 
         /* If the SMBus is still busy, we give up */
-        if (timeout >= MAX_TIMEOUT) {
+        if (timeout == MAX_TIMEOUT) {
                 dev_err(&piix4_adapter.dev, "SMBus Timeout!\n");
                 result = -ETIMEDOUT;
         }
diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c
index e4b1543015af..a84a909e1234 100644
--- a/drivers/i2c/busses/i2c-viapro.c
+++ b/drivers/i2c/busses/i2c-viapro.c
@@ -165,10 +165,10 @@ static int vt596_transaction(u8 size)
         do {
                 msleep(1);
                 temp = inb_p(SMBHSTSTS);
-        } while ((temp & 0x01) && (timeout++ < MAX_TIMEOUT));
+        } while ((temp & 0x01) && (++timeout < MAX_TIMEOUT));
 
         /* If the SMBus is still busy, we give up */
-        if (timeout >= MAX_TIMEOUT) {
+        if (timeout == MAX_TIMEOUT) {
                 result = -ETIMEDOUT;
                 dev_err(&vt596_adapter.dev, "SMBus timeout!\n");
         }
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 0ac2f90ab840..10be7b5fbe97 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -248,7 +248,7 @@ static const struct attribute_group *i2c_dev_attr_groups[] = {
         NULL
 };
 
-const static struct dev_pm_ops i2c_device_pm_ops = {
+static const struct dev_pm_ops i2c_device_pm_ops = {
         .suspend = i2c_device_pm_suspend,
         .resume = i2c_device_pm_resume,
 };
@@ -843,6 +843,9 @@ int i2c_del_adapter(struct i2c_adapter *adap)
                                  adap->dev.parent);
 #endif
 
+        /* device name is gone after device_unregister */
+        dev_dbg(&adap->dev, "adapter [%s] unregistered\n", adap->name);
+
         /* clean up the sysfs representation */
         init_completion(&adap->dev_released);
         device_unregister(&adap->dev);
@@ -855,8 +858,6 @@ int i2c_del_adapter(struct i2c_adapter *adap)
         idr_remove(&i2c_adapter_idr, adap->nr);
         mutex_unlock(&core_lock);
 
-        dev_dbg(&adap->dev, "adapter [%s] unregistered\n", adap->name);
-
         /* Clear the device structure in case this adapter is ever going to be
            added again */
         memset(&adap->dev, 0, sizeof(adap->dev));
diff --git a/drivers/ieee1394/Kconfig b/drivers/ieee1394/Kconfig
index f102fcc7e52a..e02096cf7d95 100644
--- a/drivers/ieee1394/Kconfig
+++ b/drivers/ieee1394/Kconfig
@@ -1,8 +1,3 @@
-menu "IEEE 1394 (FireWire) support"
-        depends on PCI || BROKEN
-
-source "drivers/firewire/Kconfig"
-
 config IEEE1394
         tristate "Legacy alternative FireWire driver stack"
         depends on PCI || BROKEN
@@ -16,8 +11,13 @@ config IEEE1394
           is the core support only, you will also need to select a driver for
           your IEEE 1394 adapter.
 
-          To compile this driver as a module, say M here: the
-          module will be called ieee1394.
+          To compile this driver as a module, say M here: the module will be
+          called ieee1394.
+
+          NOTE:
+          ieee1394 is superseded by the newer firewire-core driver.  See
+          http://ieee1394.wiki.kernel.org/index.php/Juju_Migration for
+          further information on how to switch to the new FireWire drivers.
 
 config IEEE1394_OHCI1394
         tristate "OHCI-1394 controllers"
@@ -29,19 +29,23 @@ config IEEE1394_OHCI1394
           use one of these chipsets.  It should work with any OHCI-1394
           compliant card, however.
 
-          To compile this driver as a module, say M here: the
-          module will be called ohci1394.
+          To compile this driver as a module, say M here: the module will be
+          called ohci1394.
 
           NOTE:
+          ohci1394 is superseded by the newer firewire-ohci driver.  See
+          http://ieee1394.wiki.kernel.org/index.php/Juju_Migration for
+          further information on how to switch to the new FireWire drivers.
+
           If you want to install firewire-ohci and ohci1394 together, you
           should configure them only as modules and blacklist the driver(s)
           which you don't want to have auto-loaded.  Add either
 
-              blacklist firewire-ohci
-          or
               blacklist ohci1394
               blacklist video1394
               blacklist dv1394
+          or
+              blacklist firewire-ohci
 
           to /etc/modprobe.conf or /etc/modprobe.d/* and update modprobe.conf
           depending on your distribution.
@@ -58,8 +62,8 @@ config IEEE1394_PCILYNX
           Instruments PCILynx chip.  Note: this driver is written for revision
           2 of this chip and may not work with revision 0.
 
-          To compile this driver as a module, say M here: the
-          module will be called pcilynx.
+          To compile this driver as a module, say M here: the module will be
+          called pcilynx.
 
           Only some old and now very rare PCI and CardBus cards and
           PowerMacs G3 B&W contain the PCILynx controller.  Therefore
@@ -79,6 +83,14 @@ config IEEE1394_SBP2
           You should also enable support for disks, CD-ROMs, etc. in the SCSI
           configuration section.
 
+          To compile this driver as a module, say M here: the module will be
+          called sbp2.
+
+          NOTE:
+          sbp2 is superseded by the newer firewire-sbp2 driver. See
+          http://ieee1394.wiki.kernel.org/index.php/Juju_Migration for
+          further information on how to switch to the new FireWire drivers.
+
 config IEEE1394_SBP2_PHYS_DMA
         bool "Enable replacement for physical DMA in SBP2"
         depends on IEEE1394_SBP2 && VIRT_TO_BUS && EXPERIMENTAL
@@ -111,6 +123,11 @@ config IEEE1394_ETH1394
 
           The module is called eth1394 although it does not emulate Ethernet.
 
+          NOTE:
+          eth1394 is superseded by the newer firewire-net driver. See
+          http://ieee1394.wiki.kernel.org/index.php/Juju_Migration for
+          further information on how to switch to the new FireWire drivers.
+
 config IEEE1394_RAWIO
         tristate "raw1394 userspace interface"
         depends on IEEE1394
@@ -123,6 +140,11 @@ config IEEE1394_RAWIO
           To compile this driver as a module, say M here: the module will be
           called raw1394.
 
+          NOTE:
+          raw1394 is superseded by the newer firewire-core driver. See
+          http://ieee1394.wiki.kernel.org/index.php/Juju_Migration for
+          further information on how to switch to the new FireWire drivers.
+
 config IEEE1394_VIDEO1394
         tristate "video1394 userspace interface"
         depends on IEEE1394 && IEEE1394_OHCI1394
@@ -136,13 +158,18 @@ config IEEE1394_VIDEO1394
           To compile this driver as a module, say M here: the module will be
           called video1394.
 
+          NOTE:
+          video1394 is superseded by the newer firewire-core driver. See
+          http://ieee1394.wiki.kernel.org/index.php/Juju_Migration for
+          further information on how to switch to the new FireWire drivers.
+
 config IEEE1394_DV1394
         tristate "dv1394 userspace interface (deprecated)"
         depends on IEEE1394 && IEEE1394_OHCI1394
         help
           The dv1394 driver is unsupported and may be removed from Linux in a
-          future release.  Its functionality is now provided by raw1394 together
-          with libraries such as libiec61883.
+          future release.  Its functionality is now provided by either
+          raw1394 or firewire-core together with libraries such as libiec61883.
 
 config IEEE1394_VERBOSEDEBUG
         bool "Excessive debugging output"
@@ -153,5 +180,3 @@ config IEEE1394_VERBOSEDEBUG
           will quickly result in large amounts of data sent to the system log.
 
           Say Y if you really need the debugging output.  Everyone else says N.
-
-endmenu
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index fbdd73106000..cc9b5940fa97 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -2083,7 +2083,7 @@ static int cma_get_port(struct rdma_id_private *id_priv)
 static int cma_check_linklocal(struct rdma_dev_addr *dev_addr,
                                struct sockaddr *addr)
 {
-#if defined(CONFIG_IPv6) || defined(CONFIG_IPV6_MODULE)
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
         struct sockaddr_in6 *sin6;
 
         if (addr->sa_family != AF_INET6)
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 989555cee883..2a97c964b9ef 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1752,7 +1752,7 @@ int mlx4_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr,
         ind = qp->rq.head & (qp->rq.wqe_cnt - 1);
 
         for (nreq = 0; wr; ++nreq, wr = wr->next) {
-                if (mlx4_wq_overflow(&qp->rq, nreq, qp->ibqp.send_cq)) {
+                if (mlx4_wq_overflow(&qp->rq, nreq, qp->ibqp.recv_cq)) {
                         err = -ENOMEM;
                         *bad_wr = wr;
                         goto out;
diff --git a/drivers/infiniband/hw/mlx4/srq.c b/drivers/infiniband/hw/mlx4/srq.c
index d42565258fb7..cf8085bcbd6d 100644
--- a/drivers/infiniband/hw/mlx4/srq.c
+++ b/drivers/infiniband/hw/mlx4/srq.c
@@ -74,6 +74,7 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
         struct mlx4_ib_dev *dev = to_mdev(pd->device);
         struct mlx4_ib_srq *srq;
         struct mlx4_wqe_srq_next_seg *next;
+        struct mlx4_wqe_data_seg *scatter;
         int desc_size;
         int buf_size;
         int err;
@@ -149,6 +150,11 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
                         next = get_wqe(srq, i);
                         next->next_wqe_index =
                                 cpu_to_be16((i + 1) & (srq->msrq.max - 1));
+
+                        for (scatter = (void *) (next + 1);
+                             (void *) scatter < (void *) next + desc_size;
+                             ++scatter)
+                                scatter->lkey = cpu_to_be32(MLX4_INVALID_LKEY);
                 }
 
                 err = mlx4_mtt_init(dev->dev, srq->buf.npages, srq->buf.page_shift,
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index dee6706038aa..258c639571b5 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -59,7 +59,8 @@ static void evdev_pass_event(struct evdev_client *client,
         client->head &= EVDEV_BUFFER_SIZE - 1;
         spin_unlock(&client->buffer_lock);
 
-        kill_fasync(&client->fasync, SIGIO, POLL_IN);
+        if (event->type == EV_SYN)
+                kill_fasync(&client->fasync, SIGIO, POLL_IN);
 }
 
 /*
diff --git a/drivers/input/ff-memless.c b/drivers/input/ff-memless.c
index b483b2995fa9..f967008f332e 100644
--- a/drivers/input/ff-memless.c
+++ b/drivers/input/ff-memless.c
@@ -221,11 +221,27 @@ static int get_compatible_type(struct ff_device *ff, int effect_type)
 }
 
 /*
+ * Only left/right direction should be used (under/over 0x8000) for
+ * forward/reverse motor direction (to keep calculation fast & simple).
+ */
+static u16 ml_calculate_direction(u16 direction, u16 force,
+                                  u16 new_direction, u16 new_force)
+{
+        if (!force)
+                return new_direction;
+        if (!new_force)
+                return direction;
+        return (((u32)(direction >> 1) * force +
+                 (new_direction >> 1) * new_force) /
+                (force + new_force)) << 1;
+}
+
+/*
  * Combine two effects and apply gain.
  */
 static void ml_combine_effects(struct ff_effect *effect,
                                struct ml_effect_state *state,
-                               unsigned int gain)
+                               int gain)
 {
         struct ff_effect *new = state->effect;
         unsigned int strong, weak, i;
@@ -252,8 +268,21 @@ static void ml_combine_effects(struct ff_effect *effect,
                 break;
 
         case FF_RUMBLE:
-                strong = new->u.rumble.strong_magnitude * gain / 0xffff;
-                weak = new->u.rumble.weak_magnitude * gain / 0xffff;
+                strong = (u32)new->u.rumble.strong_magnitude * gain / 0xffff;
+                weak = (u32)new->u.rumble.weak_magnitude * gain / 0xffff;
+
+                if (effect->u.rumble.strong_magnitude + strong)
+                        effect->direction = ml_calculate_direction(
+                                effect->direction,
+                                effect->u.rumble.strong_magnitude,
+                                new->direction, strong);
+                else if (effect->u.rumble.weak_magnitude + weak)
+                        effect->direction = ml_calculate_direction(
+                                effect->direction,
+                                effect->u.rumble.weak_magnitude,
+                                new->direction, weak);
+                else
+                        effect->direction = 0;
                 effect->u.rumble.strong_magnitude =
                         min(strong + effect->u.rumble.strong_magnitude,
                             0xffffU);
@@ -268,6 +297,13 @@ static void ml_combine_effects(struct ff_effect *effect,
                 /* here we also scale it 0x7fff => 0xffff */
                 i = i * gain / 0x7fff;
 
+                if (effect->u.rumble.strong_magnitude + i)
+                        effect->direction = ml_calculate_direction(
+                                effect->direction,
+                                effect->u.rumble.strong_magnitude,
+                                new->direction, i);
+                else
+                        effect->direction = 0;
                 effect->u.rumble.strong_magnitude =
                         min(i + effect->u.rumble.strong_magnitude, 0xffffU);
                 effect->u.rumble.weak_magnitude =
@@ -411,8 +447,6 @@ static int ml_ff_playback(struct input_dev *dev, int effect_id, int value)
                                  msecs_to_jiffies(state->effect->replay.length);
                 state->adj_at = state->play_at;
 
-                ml_schedule_timer(ml);
-
         } else {
                 debug("initiated stop");
 
@@ -420,10 +454,10 @@ static int ml_ff_playback(struct input_dev *dev, int effect_id, int value)
                         __set_bit(FF_EFFECT_ABORTING, &state->flags);
                 else
                         __clear_bit(FF_EFFECT_STARTED, &state->flags);
-
-                ml_play_effects(ml);
         }
 
+        ml_play_effects(ml);
+
         return 0;
 }
 
diff --git a/drivers/input/input.c b/drivers/input/input.c
index ab060710688f..30b503b8d67b 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -24,6 +24,7 @@
 #include <linux/mutex.h>
 #include <linux/rcupdate.h>
 #include <linux/smp_lock.h>
+#include "input-compat.h"
 
 MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>");
 MODULE_DESCRIPTION("Input core");
@@ -764,6 +765,40 @@ static int input_attach_handler(struct input_dev *dev, struct input_handler *han
         return error;
 }
 
+#ifdef CONFIG_COMPAT
+
+static int input_bits_to_string(char *buf, int buf_size,
+                                unsigned long bits, bool skip_empty)
+{
+        int len = 0;
+
+        if (INPUT_COMPAT_TEST) {
+                u32 dword = bits >> 32;
+                if (dword || !skip_empty)
+                        len += snprintf(buf, buf_size, "%x ", dword);
+
+                dword = bits & 0xffffffffUL;
+                if (dword || !skip_empty || len)
+                        len += snprintf(buf + len, max(buf_size - len, 0),
+                                        "%x", dword);
+        } else {
+                if (bits || !skip_empty)
+                        len += snprintf(buf, buf_size, "%lx", bits);
+        }
+
+        return len;
+}
+
+#else /* !CONFIG_COMPAT */
+
+static int input_bits_to_string(char *buf, int buf_size,
+                                unsigned long bits, bool skip_empty)
+{
+        return bits || !skip_empty ?
+                snprintf(buf, buf_size, "%lx", bits) : 0;
+}
+
+#endif
 
 #ifdef CONFIG_PROC_FS
 
@@ -832,14 +867,25 @@ static void input_seq_print_bitmap(struct seq_file *seq, const char *name,
                                    unsigned long *bitmap, int max)
 {
         int i;
-
-        for (i = BITS_TO_LONGS(max) - 1; i > 0; i--)
-                if (bitmap[i])
-                        break;
+        bool skip_empty = true;
+        char buf[18];
 
         seq_printf(seq, "B: %s=", name);
-        for (; i >= 0; i--)
-                seq_printf(seq, "%lx%s", bitmap[i], i > 0 ? " " : "");
+
+        for (i = BITS_TO_LONGS(max) - 1; i >= 0; i--) {
+                if (input_bits_to_string(buf, sizeof(buf),
+                                         bitmap[i], skip_empty)) {
+                        skip_empty = false;
+                        seq_printf(seq, "%s%s", buf, i > 0 ? " " : "");
+                }
+        }
+
+        /*
+         * If no output was produced print a single 0.
+         */
+        if (skip_empty)
+                seq_puts(seq, "0");
+
         seq_putc(seq, '\n');
 }
 
@@ -1128,14 +1174,23 @@ static int input_print_bitmap(char *buf, int buf_size, unsigned long *bitmap,
 {
         int i;
         int len = 0;
+        bool skip_empty = true;
+
+        for (i = BITS_TO_LONGS(max) - 1; i >= 0; i--) {
+                len += input_bits_to_string(buf + len, max(buf_size - len, 0),
+                                            bitmap[i], skip_empty);
+                if (len) {
+                        skip_empty = false;
+                        if (i > 0)
+                                len += snprintf(buf + len, max(buf_size - len, 0), " ");
+                }
+        }
 
-        for (i = BITS_TO_LONGS(max) - 1; i > 0; i--)
-                if (bitmap[i])
-                        break;
-
-        for (; i >= 0; i--)
-                len += snprintf(buf + len, max(buf_size - len, 0),
-                                "%lx%s", bitmap[i], i > 0 ? " " : "");
+        /*
+         * If no output was produced print a single 0.
+         */
+        if (len == 0)
+                len = snprintf(buf, buf_size, "%d", 0);
 
         if (add_cr)
                 len += snprintf(buf + len, max(buf_size - len, 0), "\n");
@@ -1150,7 +1205,8 @@ static ssize_t input_dev_show_cap_##bm(struct device *dev,		\
 {                                                                       \
         struct input_dev *input_dev = to_input_dev(dev);                \
         int len = input_print_bitmap(buf, PAGE_SIZE,                    \
-                                     input_dev->bm##bit, ev##_MAX, 1);  \
+                                     input_dev->bm##bit, ev##_MAX,      \
+                                     true);                             \
         return min_t(int, len, PAGE_SIZE);                              \
 }                                                                       \
 static DEVICE_ATTR(bm, S_IRUGO, input_dev_show_cap_##bm, NULL)
@@ -1214,7 +1270,7 @@ static int input_add_uevent_bm_var(struct kobj_uevent_env *env,
 
         len = input_print_bitmap(&env->buf[env->buflen - 1],
                                  sizeof(env->buf) - env->buflen,
-                                 bitmap, max, 0);
+                                 bitmap, max, false);
         if (len >= (sizeof(env->buf) - env->buflen))
                 return -ENOMEM;
 
diff --git a/drivers/input/joystick/gf2k.c b/drivers/input/joystick/gf2k.c
index 67c207f5b1a1..45ac70eae0aa 100644
--- a/drivers/input/joystick/gf2k.c
+++ b/drivers/input/joystick/gf2k.c
@@ -277,7 +277,7 @@ static int gf2k_connect(struct gameport *gameport, struct gameport_driver *drv)
         }
 
 #ifdef RESET_WORKS
-        if ((gf2k->id != (GB(19,2,0) | GB(15,3,2) | GB(12,3,5))) ||
+        if ((gf2k->id != (GB(19,2,0) | GB(15,3,2) | GB(12,3,5))) &&
             (gf2k->id != (GB(31,2,0) | GB(27,3,2) | GB(24,3,5)))) {
                 err = -ENODEV;
                 goto fail2;
diff --git a/drivers/input/joystick/iforce/iforce-main.c b/drivers/input/joystick/iforce/iforce-main.c
index f6c688cae334..b1edd778639c 100644
--- a/drivers/input/joystick/iforce/iforce-main.c
+++ b/drivers/input/joystick/iforce/iforce-main.c
@@ -210,7 +210,7 @@ static int iforce_open(struct input_dev *dev)
         return 0;
 }
 
-static void iforce_release(struct input_dev *dev)
+static void iforce_close(struct input_dev *dev)
 {
         struct iforce *iforce = input_get_drvdata(dev);
         int i;
@@ -228,30 +228,17 @@ static void iforce_release(struct input_dev *dev)
 
                 /* Disable force feedback playback */
                 iforce_send_packet(iforce, FF_CMD_ENABLE, "\001");
+                /* Wait for the command to complete */
+                wait_event_interruptible(iforce->wait,
+                        !test_bit(IFORCE_XMIT_RUNNING, iforce->xmit_flags));
         }
 
         switch (iforce->bus) {
 #ifdef CONFIG_JOYSTICK_IFORCE_USB
-                case IFORCE_USB:
-                        usb_kill_urb(iforce->irq);
-
-                        /* The device was unplugged before the file
-                         * was released */
-                        if (iforce->usbdev == NULL) {
-                                iforce_delete_device(iforce);
-                                kfree(iforce);
-                        }
-                break;
-#endif
-        }
-}
-
-void iforce_delete_device(struct iforce *iforce)
-{
-        switch (iforce->bus) {
-#ifdef CONFIG_JOYSTICK_IFORCE_USB
         case IFORCE_USB:
-                iforce_usb_delete(iforce);
+                usb_kill_urb(iforce->irq);
+                usb_kill_urb(iforce->out);
+                usb_kill_urb(iforce->ctrl);
                 break;
 #endif
 #ifdef CONFIG_JOYSTICK_IFORCE_232
@@ -303,7 +290,7 @@ int iforce_init_device(struct iforce *iforce)
 
         input_dev->name = "Unknown I-Force device";
         input_dev->open = iforce_open;
-        input_dev->close = iforce_release;
+        input_dev->close = iforce_close;
 
 /*
  * On-device memory allocation.
diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c
index 9f289d8f52c6..b41303d3ec54 100644
--- a/drivers/input/joystick/iforce/iforce-usb.c
+++ b/drivers/input/joystick/iforce/iforce-usb.c
@@ -109,6 +109,7 @@ static void iforce_usb_out(struct urb *urb)
         struct iforce *iforce = urb->context;
 
         if (urb->status) {
+                clear_bit(IFORCE_XMIT_RUNNING, iforce->xmit_flags);
                 dbg("urb->status %d, exiting", urb->status);
                 return;
         }
@@ -186,33 +187,19 @@ fail:
         return err;
 }
 
-/* Called by iforce_delete() */
-void iforce_usb_delete(struct iforce* iforce)
-{
-        usb_kill_urb(iforce->irq);
-        usb_kill_urb(iforce->out);
-        usb_kill_urb(iforce->ctrl);
-
-        usb_free_urb(iforce->irq);
-        usb_free_urb(iforce->out);
-        usb_free_urb(iforce->ctrl);
-}
-
 static void iforce_usb_disconnect(struct usb_interface *intf)
 {
         struct iforce *iforce = usb_get_intfdata(intf);
-        int open = 0; /* FIXME! iforce->dev.handle->open; */
 
         usb_set_intfdata(intf, NULL);
-        if (iforce) {
-                iforce->usbdev = NULL;
-                input_unregister_device(iforce->dev);
 
-                if (!open) {
-                        iforce_delete_device(iforce);
-                        kfree(iforce);
-                }
-        }
+        input_unregister_device(iforce->dev);
+
+        usb_free_urb(iforce->irq);
+        usb_free_urb(iforce->out);
+        usb_free_urb(iforce->ctrl);
+
+        kfree(iforce);
 }
 
 static struct usb_device_id iforce_usb_ids [] = {
diff --git a/drivers/input/joystick/iforce/iforce.h b/drivers/input/joystick/iforce/iforce.h
index f2d91f4028ca..9f494b75848a 100644
--- a/drivers/input/joystick/iforce/iforce.h
+++ b/drivers/input/joystick/iforce/iforce.h
@@ -150,11 +150,9 @@ void iforce_serial_xmit(struct iforce *iforce);
 
 /* iforce-usb.c */
 void iforce_usb_xmit(struct iforce *iforce);
-void iforce_usb_delete(struct iforce *iforce);
 
 /* iforce-main.c */
 int iforce_init_device(struct iforce *iforce);
-void iforce_delete_device(struct iforce *iforce);
 
 /* iforce-packets.c */
 int iforce_control_playback(struct iforce*, u16 id, unsigned int);
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index 482cb1204e43..8a28fb7846dc 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -446,7 +446,7 @@ static void xpad_irq_in(struct urb *urb)
         }
 
 exit:
-        retval = usb_submit_urb (urb, GFP_ATOMIC);
+        retval = usb_submit_urb(urb, GFP_ATOMIC);
         if (retval)
                 err ("%s - usb_submit_urb failed with result %d",
                      __func__, retval);
@@ -571,7 +571,7 @@ static int xpad_play_effect(struct input_dev *dev, void *data,
                 xpad->odata[6] = 0x00;
                 xpad->odata[7] = 0x00;
                 xpad->irq_out->transfer_buffer_length = 8;
-                usb_submit_urb(xpad->irq_out, GFP_KERNEL);
+                usb_submit_urb(xpad->irq_out, GFP_ATOMIC);
         }
 
         return 0;
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index a3573570c52f..7b4056292eaf 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -134,7 +134,8 @@ static const unsigned short atkbd_unxlate_table[128] = {
 #define ATKBD_CMD_GETID         0x02f2
 #define ATKBD_CMD_SETREP        0x10f3
 #define ATKBD_CMD_ENABLE        0x00f4
-#define ATKBD_CMD_RESET_DIS     0x00f5
+#define ATKBD_CMD_RESET_DIS     0x00f5  /* Reset to defaults and disable */
+#define ATKBD_CMD_RESET_DEF     0x00f6  /* Reset to defaults */
 #define ATKBD_CMD_SETALL_MBR    0x00fa
 #define ATKBD_CMD_RESET_BAT     0x02ff
 #define ATKBD_CMD_RESEND        0x00fe
@@ -224,8 +225,10 @@ struct atkbd {
 
         struct delayed_work event_work;
         unsigned long event_jiffies;
-        struct mutex event_mutex;
         unsigned long event_mask;
+
+        /* Serializes reconnect(), attr->set() and event work */
+        struct mutex mutex;
 };
 
 /*
@@ -576,7 +579,7 @@ static void atkbd_event_work(struct work_struct *work)
 {
         struct atkbd *atkbd = container_of(work, struct atkbd, event_work.work);
 
-        mutex_lock(&atkbd->event_mutex);
+        mutex_lock(&atkbd->mutex);
 
         if (!atkbd->enabled) {
                 /*
@@ -595,7 +598,7 @@ static void atkbd_event_work(struct work_struct *work)
                         atkbd_set_repeat_rate(atkbd);
         }
 
-        mutex_unlock(&atkbd->event_mutex);
+        mutex_unlock(&atkbd->mutex);
 }
 
 /*
@@ -611,7 +614,7 @@ static void atkbd_schedule_event_work(struct atkbd *atkbd, int event_bit)
 
         atkbd->event_jiffies = jiffies;
         set_bit(event_bit, &atkbd->event_mask);
-        wmb();
+        mb();
         schedule_delayed_work(&atkbd->event_work, delay);
 }
 
@@ -836,7 +839,7 @@ static void atkbd_cleanup(struct serio *serio)
         struct atkbd *atkbd = serio_get_drvdata(serio);
 
         atkbd_disable(atkbd);
-        ps2_command(&atkbd->ps2dev, NULL, ATKBD_CMD_RESET_BAT);
+        ps2_command(&atkbd->ps2dev, NULL, ATKBD_CMD_RESET_DEF);
 }
 
 
@@ -848,13 +851,20 @@ static void atkbd_disconnect(struct serio *serio)
 {
         struct atkbd *atkbd = serio_get_drvdata(serio);
 
+        sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group);
+
         atkbd_disable(atkbd);
 
-        /* make sure we don't have a command in flight */
+        input_unregister_device(atkbd->dev);
+
+        /*
+         * Make sure we don't have a command in flight.
+         * Note that since atkbd->enabled is false event work will keep
+         * rescheduling itself until it gets canceled and will not try
+         * accessing freed input device or serio port.
+         */
         cancel_delayed_work_sync(&atkbd->event_work);
 
-        sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group);
-        input_unregister_device(atkbd->dev);
         serio_close(serio);
         serio_set_drvdata(serio, NULL);
         kfree(atkbd);
@@ -1086,7 +1096,7 @@ static int atkbd_connect(struct serio *serio, struct serio_driver *drv)
         atkbd->dev = dev;
         ps2_init(&atkbd->ps2dev, serio);
         INIT_DELAYED_WORK(&atkbd->event_work, atkbd_event_work);
-        mutex_init(&atkbd->event_mutex);
+        mutex_init(&atkbd->mutex);
 
         switch (serio->id.type) {
 
@@ -1159,19 +1169,23 @@ static int atkbd_reconnect(struct serio *serio)
 {
         struct atkbd *atkbd = serio_get_drvdata(serio);
         struct serio_driver *drv = serio->drv;
+        int retval = -1;
 
         if (!atkbd || !drv) {
                 printk(KERN_DEBUG "atkbd: reconnect request, but serio is disconnected, ignoring...\n");
                 return -1;
         }
 
+        mutex_lock(&atkbd->mutex);
+
         atkbd_disable(atkbd);
 
         if (atkbd->write) {
                 if (atkbd_probe(atkbd))
-                        return -1;
+                        goto out;
+
                 if (atkbd->set != atkbd_select_set(atkbd, atkbd->set, atkbd->extra))
-                        return -1;
+                        goto out;
 
                 atkbd_activate(atkbd);
 
@@ -1189,8 +1203,11 @@ static int atkbd_reconnect(struct serio *serio)
         }
 
         atkbd_enable(atkbd);
+        retval = 0;
 
-        return 0;
+ out:
+        mutex_unlock(&atkbd->mutex);
+        return retval;
 }
 
 static struct serio_device_id atkbd_serio_ids[] = {
@@ -1234,47 +1251,28 @@ static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
                                 ssize_t (*handler)(struct atkbd *, char *))
 {
         struct serio *serio = to_serio_port(dev);
-        int retval;
-
-        retval = serio_pin_driver(serio);
-        if (retval)
-                return retval;
-
-        if (serio->drv != &atkbd_drv) {
-                retval = -ENODEV;
-                goto out;
-        }
-
-        retval = handler((struct atkbd *)serio_get_drvdata(serio), buf);
+        struct atkbd *atkbd = serio_get_drvdata(serio);
 
-out:
-        serio_unpin_driver(serio);
-        return retval;
+        return handler(atkbd, buf);
 }
 
 static ssize_t atkbd_attr_set_helper(struct device *dev, const char *buf, size_t count,
                                 ssize_t (*handler)(struct atkbd *, const char *, size_t))
 {
         struct serio *serio = to_serio_port(dev);
-        struct atkbd *atkbd;
+        struct atkbd *atkbd = serio_get_drvdata(serio);
         int retval;
 
-        retval = serio_pin_driver(serio);
+        retval = mutex_lock_interruptible(&atkbd->mutex);
         if (retval)
                 return retval;
 
-        if (serio->drv != &atkbd_drv) {
-                retval = -ENODEV;
-                goto out;
-        }
-
-        atkbd = serio_get_drvdata(serio);
         atkbd_disable(atkbd);
         retval = handler(atkbd, buf, count);
         atkbd_enable(atkbd);
 
-out:
-        serio_unpin_driver(serio);
+        mutex_unlock(&atkbd->mutex);
+
         return retval;
 }
 
diff --git a/drivers/input/keyboard/davinci_keyscan.c b/drivers/input/keyboard/davinci_keyscan.c
index 6e52d855f637..d410d7a52f1d 100644
--- a/drivers/input/keyboard/davinci_keyscan.c
+++ b/drivers/input/keyboard/davinci_keyscan.c
@@ -174,6 +174,14 @@ static int __init davinci_ks_probe(struct platform_device *pdev)
         struct davinci_ks_platform_data *pdata = pdev->dev.platform_data;
         int error, i;
 
+        if (pdata->device_enable) {
+                error = pdata->device_enable(dev);
+                if (error < 0) {
+                        dev_dbg(dev, "device enable function failed\n");
+                        return error;
+                }
+        }
+
         if (!pdata->keymap) {
                 dev_dbg(dev, "no keymap from pdata\n");
                 return -EINVAL;
diff --git a/drivers/input/keyboard/matrix_keypad.c b/drivers/input/keyboard/matrix_keypad.c
index 34f4a29d4973..d3c8b61a941d 100644
--- a/drivers/input/keyboard/matrix_keypad.c
+++ b/drivers/input/keyboard/matrix_keypad.c
@@ -29,11 +29,13 @@ struct matrix_keypad {
         unsigned short *keycodes;
         unsigned int row_shift;
 
+        DECLARE_BITMAP(disabled_gpios, MATRIX_MAX_ROWS);
+
         uint32_t last_key_state[MATRIX_MAX_COLS];
         struct delayed_work work;
+        spinlock_t lock;
         bool scan_pending;
         bool stopped;
-        spinlock_t lock;
 };
 
 /*
@@ -222,9 +224,16 @@ static int matrix_keypad_suspend(struct device *dev)
 
         matrix_keypad_stop(keypad->input_dev);
 
-        if (device_may_wakeup(&pdev->dev))
-                for (i = 0; i < pdata->num_row_gpios; i++)
-                        enable_irq_wake(gpio_to_irq(pdata->row_gpios[i]));
+        if (device_may_wakeup(&pdev->dev)) {
+                for (i = 0; i < pdata->num_row_gpios; i++) {
+                        if (!test_bit(i, keypad->disabled_gpios)) {
+                                unsigned int gpio = pdata->row_gpios[i];
+
+                                if (enable_irq_wake(gpio_to_irq(gpio)) == 0)
+                                        __set_bit(i, keypad->disabled_gpios);
+                        }
+                }
+        }
 
         return 0;
 }
@@ -236,9 +245,15 @@ static int matrix_keypad_resume(struct device *dev)
         const struct matrix_keypad_platform_data *pdata = keypad->pdata;
         int i;
 
-        if (device_may_wakeup(&pdev->dev))
-                for (i = 0; i < pdata->num_row_gpios; i++)
-                        disable_irq_wake(gpio_to_irq(pdata->row_gpios[i]));
+        if (device_may_wakeup(&pdev->dev)) {
+                for (i = 0; i < pdata->num_row_gpios; i++) {
+                        if (test_and_clear_bit(i, keypad->disabled_gpios)) {
+                                unsigned int gpio = pdata->row_gpios[i];
+
+                                disable_irq_wake(gpio_to_irq(gpio));
+                        }
+                }
+        }
 
         matrix_keypad_start(keypad->input_dev);
 
diff --git a/drivers/input/keyboard/twl4030_keypad.c b/drivers/input/keyboard/twl4030_keypad.c
index eeaa7acb9cfc..21d6184efa96 100644
--- a/drivers/input/keyboard/twl4030_keypad.c
+++ b/drivers/input/keyboard/twl4030_keypad.c
@@ -253,14 +253,6 @@ static irqreturn_t do_kp_irq(int irq, void *_kp)
         u8 reg;
         int ret;
 
-#ifdef CONFIG_LOCKDEP
-        /* WORKAROUND for lockdep forcing IRQF_DISABLED on us, which
-         * we don't want and can't tolerate.  Although it might be
-         * friendlier not to borrow this thread context...
-         */
-        local_irq_enable();
-#endif
-
         /* Read & Clear TWL4030 pending interrupt */
         ret = twl4030_kpread(kp, &reg, KEYP_ISR1, 1);
 
@@ -403,7 +395,8 @@ static int __devinit twl4030_kp_probe(struct platform_device *pdev)
          *
          * NOTE:  we assume this host is wired to TWL4040 INT1, not INT2 ...
          */
-        error = request_irq(kp->irq, do_kp_irq, 0, pdev->name, kp);
+        error = request_threaded_irq(kp->irq, NULL, do_kp_irq,
+                        0, pdev->name, kp);
         if (error) {
                 dev_info(kp->dbg_dev, "request_irq failed for irq no=%d\n",
                         kp->irq);
diff --git a/drivers/input/misc/twl4030-pwrbutton.c b/drivers/input/misc/twl4030-pwrbutton.c
index bdde5c889035..e9069b87fde2 100644
--- a/drivers/input/misc/twl4030-pwrbutton.c
+++ b/drivers/input/misc/twl4030-pwrbutton.c
@@ -39,18 +39,8 @@ static irqreturn_t powerbutton_irq(int irq, void *_pwr)
         int err;
         u8 value;
 
-#ifdef CONFIG_LOCKDEP
-        /* WORKAROUND for lockdep forcing IRQF_DISABLED on us, which
-         * we don't want and can't tolerate since this is a threaded
-         * IRQ and can sleep due to the i2c reads it has to issue.
-         * Although it might be friendlier not to borrow this thread
-         * context...
-         */
-        local_irq_enable();
-#endif
-
         err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &value,
-                                  STS_HW_CONDITIONS);
+                                STS_HW_CONDITIONS);
         if (!err)  {
                 input_report_key(pwr, KEY_POWER, value & PWR_PWRON_IRQ);
                 input_sync(pwr);
@@ -80,7 +70,7 @@ static int __devinit twl4030_pwrbutton_probe(struct platform_device *pdev)
         pwr->phys = "twl4030_pwrbutton/input0";
         pwr->dev.parent = &pdev->dev;
 
-        err = request_irq(irq, powerbutton_irq,
+        err = request_threaded_irq(irq, NULL, powerbutton_irq,
                         IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
                         "twl4030_pwrbutton", pwr);
         if (err < 0) {
diff --git a/drivers/input/misc/wistron_btns.c b/drivers/input/misc/wistron_btns.c
index 38da6ab04384..c0afb71a3a6d 100644
--- a/drivers/input/misc/wistron_btns.c
+++ b/drivers/input/misc/wistron_btns.c
@@ -1328,7 +1328,7 @@ static struct platform_driver wistron_driver = {
         .driver         = {
                 .name   = "wistron-bios",
                 .owner  = THIS_MODULE,
-#if CONFIG_PM
+#ifdef CONFIG_PM
                 .pm     = &wistron_pm_ops,
 #endif
         },
diff --git a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig
index 3feeb3af8abd..c714ca2407f8 100644
--- a/drivers/input/mouse/Kconfig
+++ b/drivers/input/mouse/Kconfig
@@ -70,7 +70,7 @@ config MOUSE_PS2_SYNAPTICS
 config MOUSE_PS2_LIFEBOOK
         bool "Fujitsu Lifebook PS/2 mouse protocol extension" if EMBEDDED
         default y
-        depends on MOUSE_PS2 && X86
+        depends on MOUSE_PS2 && X86 && DMI
         help
           Say Y here if you have a Fujitsu B-series Lifebook PS/2
           TouchScreen connected to your system.
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index 0d1d33468b43..4f8fe0886b2a 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -139,6 +139,7 @@ struct tp_finger {
 /* trackpad finger data size, empirically at least ten fingers */
 #define SIZEOF_FINGER           sizeof(struct tp_finger)
 #define SIZEOF_ALL_FINGERS      (16 * SIZEOF_FINGER)
+#define MAX_FINGER_ORIENTATION  16384
 
 /* device-specific parameters */
 struct bcm5974_param {
@@ -284,6 +285,26 @@ static void setup_events_to_report(struct input_dev *input_dev,
         input_set_abs_params(input_dev, ABS_Y,
                                 0, cfg->y.dim, cfg->y.fuzz, 0);
 
+        /* finger touch area */
+        input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
+                             cfg->w.devmin, cfg->w.devmax, 0, 0);
+        input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR,
+                             cfg->w.devmin, cfg->w.devmax, 0, 0);
+        /* finger approach area */
+        input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR,
+                             cfg->w.devmin, cfg->w.devmax, 0, 0);
+        input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR,
+                             cfg->w.devmin, cfg->w.devmax, 0, 0);
+        /* finger orientation */
+        input_set_abs_params(input_dev, ABS_MT_ORIENTATION,
+                             -MAX_FINGER_ORIENTATION,
+                             MAX_FINGER_ORIENTATION, 0, 0);
+        /* finger position */
+        input_set_abs_params(input_dev, ABS_MT_POSITION_X,
+                             cfg->x.devmin, cfg->x.devmax, 0, 0);
+        input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
+                             cfg->y.devmin, cfg->y.devmax, 0, 0);
+
         __set_bit(EV_KEY, input_dev->evbit);
         __set_bit(BTN_TOUCH, input_dev->keybit);
         __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
@@ -310,13 +331,29 @@ static int report_bt_state(struct bcm5974 *dev, int size)
         return 0;
 }
 
+static void report_finger_data(struct input_dev *input,
+                               const struct bcm5974_config *cfg,
+                               const struct tp_finger *f)
+{
+        input_report_abs(input, ABS_MT_TOUCH_MAJOR, raw2int(f->force_major));
+        input_report_abs(input, ABS_MT_TOUCH_MINOR, raw2int(f->force_minor));
+        input_report_abs(input, ABS_MT_WIDTH_MAJOR, raw2int(f->size_major));
+        input_report_abs(input, ABS_MT_WIDTH_MINOR, raw2int(f->size_minor));
+        input_report_abs(input, ABS_MT_ORIENTATION,
+                         MAX_FINGER_ORIENTATION - raw2int(f->orientation));
+        input_report_abs(input, ABS_MT_POSITION_X, raw2int(f->abs_x));
+        input_report_abs(input, ABS_MT_POSITION_Y,
+                         cfg->y.devmin + cfg->y.devmax - raw2int(f->abs_y));
+        input_mt_sync(input);
+}
+
 /* report trackpad data as logical trackpad state */
 static int report_tp_state(struct bcm5974 *dev, int size)
 {
         const struct bcm5974_config *c = &dev->cfg;
         const struct tp_finger *f;
         struct input_dev *input = dev->input;
-        int raw_p, raw_w, raw_x, raw_y, raw_n;
+        int raw_p, raw_w, raw_x, raw_y, raw_n, i;
         int ptest, origin, ibt = 0, nmin = 0, nmax = 0;
         int abs_p = 0, abs_w = 0, abs_x = 0, abs_y = 0;
 
@@ -329,6 +366,11 @@ static int report_tp_state(struct bcm5974 *dev, int size)
 
         /* always track the first finger; when detached, start over */
         if (raw_n) {
+
+                /* report raw trackpad data */
+                for (i = 0; i < raw_n; i++)
+                        report_finger_data(input, c, &f[i]);
+
                 raw_p = raw2int(f->force_major);
                 raw_w = raw2int(f->size_major);
                 raw_x = raw2int(f->abs_x);
diff --git a/drivers/input/mouse/hgpk.c b/drivers/input/mouse/hgpk.c
index b146237266d8..90be30e93556 100644
--- a/drivers/input/mouse/hgpk.c
+++ b/drivers/input/mouse/hgpk.c
@@ -427,7 +427,6 @@ static void hgpk_recalib_work(struct work_struct *work)
 
 static int hgpk_register(struct psmouse *psmouse)
 {
-        struct input_dev *dev = psmouse->dev;
         int err;
 
         /* register handlers */
diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c
index 2e6bdfea0165..6d7aa10d10f0 100644
--- a/drivers/input/mouse/lifebook.c
+++ b/drivers/input/mouse/lifebook.c
@@ -44,7 +44,6 @@ static int lifebook_set_6byte_proto(const struct dmi_system_id *d)
 }
 
 static const struct dmi_system_id __initconst lifebook_dmi_table[] = {
-#if defined(CONFIG_DMI) && defined(CONFIG_X86)
         {
                 /* FLORA-ie 55mi */
                 .matches = {
@@ -118,7 +117,6 @@ static const struct dmi_system_id __initconst lifebook_dmi_table[] = {
                 },
         },
         { }
-#endif
 };
 
 void __init lifebook_module_init(void)
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index fd0bc094616a..9774bdfaa482 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -627,8 +627,15 @@ static int psmouse_extensions(struct psmouse *psmouse,
                 synaptics_hardware = true;
 
                 if (max_proto > PSMOUSE_IMEX) {
-                        if (!set_properties || synaptics_init(psmouse) == 0)
+/*
+ * Try activating protocol, but check if support is enabled first, since
+ * we try detecting Synaptics even when protocol is disabled.
+ */
+                        if (synaptics_supported() &&
+                            (!set_properties || synaptics_init(psmouse) == 0)) {
                                 return PSMOUSE_SYNAPTICS;
+                        }
+
 /*
  * Some Synaptics touchpads can emulate extended protocols (like IMPS/2).
  * Unfortunately Logitech/Genius probes confuse some firmware versions so
@@ -683,19 +690,6 @@ static int psmouse_extensions(struct psmouse *psmouse,
                 max_proto = PSMOUSE_IMEX;
         }
 
-/*
- * Try Finger Sensing Pad
- */
-        if (max_proto > PSMOUSE_IMEX) {
-                if (fsp_detect(psmouse, set_properties) == 0) {
-                        if (!set_properties || fsp_init(psmouse) == 0)
-                                return PSMOUSE_FSP;
-/*
- * Init failed, try basic relative protocols
- */
-                        max_proto = PSMOUSE_IMEX;
-                }
-        }
 
         if (max_proto > PSMOUSE_IMEX) {
                 if (genius_detect(psmouse, set_properties) == 0)
@@ -712,6 +706,21 @@ static int psmouse_extensions(struct psmouse *psmouse,
         }
 
 /*
+ * Try Finger Sensing Pad. We do it here because its probe upsets
+ * Trackpoint devices (causing TP_READ_ID command to time out).
+ */
+        if (max_proto > PSMOUSE_IMEX) {
+                if (fsp_detect(psmouse, set_properties) == 0) {
+                        if (!set_properties || fsp_init(psmouse) == 0)
+                                return PSMOUSE_FSP;
+/*
+ * Init failed, try basic relative protocols
+ */
+                        max_proto = PSMOUSE_IMEX;
+                }
+        }
+
+/*
  * Reset to defaults in case the device got confused by extended
  * protocol probes. Note that we follow up with full reset because
  * some mice put themselves to sleep when they see PSMOUSE_RESET_DIS.
@@ -1137,7 +1146,10 @@ static void psmouse_cleanup(struct serio *serio)
         if (psmouse->cleanup)
                 psmouse->cleanup(psmouse);
 
-        psmouse_reset(psmouse);
+/*
+ * Reset the mouse to defaults (bare PS/2 protocol).
+ */
+        ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_RESET_DIS);
 
 /*
  * Some boxes, such as HP nx7400, get terribly confused if mouse
@@ -1447,24 +1459,10 @@ ssize_t psmouse_attr_show_helper(struct device *dev, struct device_attribute *de
         struct serio *serio = to_serio_port(dev);
         struct psmouse_attribute *attr = to_psmouse_attr(devattr);
         struct psmouse *psmouse;
-        int retval;
-
-        retval = serio_pin_driver(serio);
-        if (retval)
-                return retval;
-
-        if (serio->drv != &psmouse_drv) {
-                retval = -ENODEV;
-                goto out;
-        }
 
         psmouse = serio_get_drvdata(serio);
 
-        retval = attr->show(psmouse, attr->data, buf);
-
-out:
-        serio_unpin_driver(serio);
-        return retval;
+        return attr->show(psmouse, attr->data, buf);
 }
 
 ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *devattr,
@@ -1475,18 +1473,9 @@ ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *dev
         struct psmouse *psmouse, *parent = NULL;
         int retval;
 
-        retval = serio_pin_driver(serio);
-        if (retval)
-                return retval;
-
-        if (serio->drv != &psmouse_drv) {
-                retval = -ENODEV;
-                goto out_unpin;
-        }
-
         retval = mutex_lock_interruptible(&psmouse_mutex);
         if (retval)
-                goto out_unpin;
+                goto out;
 
         psmouse = serio_get_drvdata(serio);
 
@@ -1516,8 +1505,7 @@ ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *dev
 
  out_unlock:
         mutex_unlock(&psmouse_mutex);
- out_unpin:
-        serio_unpin_driver(serio);
+ out:
         return retval;
 }
 
@@ -1579,9 +1567,7 @@ static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, void *data, co
                 }
 
                 mutex_unlock(&psmouse_mutex);
-                serio_unpin_driver(serio);
                 serio_unregister_child_port(serio);
-                serio_pin_driver_uninterruptible(serio);
                 mutex_lock(&psmouse_mutex);
 
                 if (serio->drv != &psmouse_drv) {
diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c
index 77b9fd0b3fbf..81a6b81cb2fe 100644
--- a/drivers/input/mouse/sentelic.c
+++ b/drivers/input/mouse/sentelic.c
@@ -2,7 +2,7 @@
  * Finger Sensing Pad PS/2 mouse driver.
  *
  * Copyright (C) 2005-2007 Asia Vital Components Co., Ltd.
- * Copyright (C) 2005-2009 Tai-hwa Liang, Sentelic Corporation.
+ * Copyright (C) 2005-2010 Tai-hwa Liang, Sentelic Corporation.
  *
  *   This program is free software; you can redistribute it and/or
  *   modify it under the terms of the GNU General Public License
@@ -658,9 +658,9 @@ static psmouse_ret_t fsp_process_byte(struct psmouse *psmouse)
                         if (packet[3] & BIT(1))
                                 button_status |= 0x0f;  /* wheel up */
                         if (packet[3] & BIT(2))
-                                button_status |= BIT(5);/* horizontal left */
+                                button_status |= BIT(4);/* horizontal left */
                         if (packet[3] & BIT(3))
-                                button_status |= BIT(4);/* horizontal right */
+                                button_status |= BIT(5);/* horizontal right */
                         /* push back to packet queue */
                         if (button_status != 0)
                                 packet[3] = button_status;
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 05689e732191..d3f5243fa093 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -743,6 +743,11 @@ int synaptics_init(struct psmouse *psmouse)
         return -1;
 }
 
+bool synaptics_supported(void)
+{
+        return true;
+}
+
 #else /* CONFIG_MOUSE_PS2_SYNAPTICS */
 
 void __init synaptics_module_init(void)
@@ -754,5 +759,10 @@ int synaptics_init(struct psmouse *psmouse)
         return -ENOSYS;
 }
 
+bool synaptics_supported(void)
+{
+        return false;
+}
+
 #endif /* CONFIG_MOUSE_PS2_SYNAPTICS */
 
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index 838e7f2c9b30..f0f40a331dc8 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -109,5 +109,6 @@ void synaptics_module_init(void);
 int synaptics_detect(struct psmouse *psmouse, bool set_properties);
 int synaptics_init(struct psmouse *psmouse);
 void synaptics_reset(struct psmouse *psmouse);
+bool synaptics_supported(void);
 
 #endif /* _SYNAPTICS_H */
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 64b688daf48a..2a5982e532f8 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -524,6 +524,13 @@ static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
  */
 static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
         {
+                /* Acer Aspire 5610 */
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
+                },
+        },
+        {
                 /* Acer Aspire 5630 */
                 .matches = {
                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index 0236f0d5fd91..e0f30186d513 100644
--- a/drivers/input/serio/serio.c
+++ b/drivers/input/serio/serio.c
@@ -284,13 +284,7 @@ static void serio_handle_event(void)
 
         mutex_lock(&serio_mutex);
 
-        /*
-         * Note that we handle only one event here to give swsusp
-         * a chance to freeze kseriod thread. Serio events should
-         * be pretty rare so we are not concerned about taking
-         * performance hit.
-         */
-        if ((event = serio_get_event())) {
+        while ((event = serio_get_event())) {
 
                 switch (event->type) {
                         case SERIO_REGISTER_PORT:
@@ -380,10 +374,9 @@ static struct serio *serio_get_pending_child(struct serio *parent)
 
 static int serio_thread(void *nothing)
 {
-        set_freezable();
         do {
                 serio_handle_event();
-                wait_event_freezable(serio_wait,
+                wait_event_interruptible(serio_wait,
                         kthread_should_stop() || !list_empty(&serio_event_list));
         } while (!kthread_should_stop());
 
diff --git a/drivers/lguest/segments.c b/drivers/lguest/segments.c
index 951c57b0a7e0..ede46581351a 100644
--- a/drivers/lguest/segments.c
+++ b/drivers/lguest/segments.c
@@ -179,8 +179,10 @@ void load_guest_gdt_entry(struct lg_cpu *cpu, u32 num, u32 lo, u32 hi)
          * We assume the Guest has the same number of GDT entries as the
          * Host, otherwise we'd have to dynamically allocate the Guest GDT.
          */
-        if (num >= ARRAY_SIZE(cpu->arch.gdt))
+        if (num >= ARRAY_SIZE(cpu->arch.gdt)) {
                 kill_guest(cpu, "too many gdt entries %i", num);
+                return;
+        }
 
         /* Set it up, then fix it. */
         cpu->arch.gdt[num].a = lo;
diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c
index 96faa799b82a..f96feeb6b9ce 100644
--- a/drivers/macintosh/smu.c
+++ b/drivers/macintosh/smu.c
@@ -660,7 +660,7 @@ static int smu_platform_probe(struct of_device* dev,
         return 0;
 }
 
-static struct of_device_id smu_platform_match[] =
+static const struct of_device_id smu_platform_match[] =
 {
         {
                 .type           = "smu",
diff --git a/drivers/macintosh/therm_pm72.c b/drivers/macintosh/therm_pm72.c
index ea32c7e5a9af..454bc501df3c 100644
--- a/drivers/macintosh/therm_pm72.c
+++ b/drivers/macintosh/therm_pm72.c
@@ -2211,7 +2211,7 @@ static int fcu_of_remove(struct of_device* dev)
         return 0;
 }
 
-static struct of_device_id fcu_match[] = 
+static const struct of_device_id fcu_match[] = 
 {
         {
         .type           = "fcu",
diff --git a/drivers/macintosh/therm_windtunnel.c b/drivers/macintosh/therm_windtunnel.c
index 3fbe41b0ac07..ba48fd76396e 100644
--- a/drivers/macintosh/therm_windtunnel.c
+++ b/drivers/macintosh/therm_windtunnel.c
@@ -457,7 +457,7 @@ therm_of_remove( struct of_device *dev )
         return 0;
 }
 
-static struct of_device_id therm_of_match[] = {{
+static const struct of_device_id therm_of_match[] = {{
         .name           = "fan",
         .compatible     = "adm1030"
     }, {}
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index be625475cf6d..4b22feb01a0c 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -503,16 +503,15 @@ int dm_set_device_limits(struct dm_target *ti, struct dm_dev *dev,
                 return 0;
         }
 
-        if (blk_stack_limits(limits, &q->limits, start << 9) < 0)
-                DMWARN("%s: target device %s is misaligned: "
+        if (bdev_stack_limits(limits, bdev, start) < 0)
+                DMWARN("%s: adding target device %s caused an alignment inconsistency: "
                        "physical_block_size=%u, logical_block_size=%u, "
                        "alignment_offset=%u, start=%llu",
                        dm_device_name(ti->table->md), bdevname(bdev, b),
                        q->limits.physical_block_size,
                        q->limits.logical_block_size,
                        q->limits.alignment_offset,
-                       (unsigned long long) start << 9);
-
+                       (unsigned long long) start << SECTOR_SHIFT);
 
         /*
          * Check if merge fn is supported.
@@ -1026,9 +1025,9 @@ combine_limits:
                  * for the table.
                  */
                 if (blk_stack_limits(limits, &ti_limits, 0) < 0)
-                        DMWARN("%s: target device "
+                        DMWARN("%s: adding target device "
                                "(start sect %llu len %llu) "
-                               "is misaligned",
+                               "caused an alignment inconsistency",
                                dm_device_name(table->md),
                                (unsigned long long) ti->begin,
                                (unsigned long long) ti->len);
@@ -1080,15 +1079,6 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q,
                                struct queue_limits *limits)
 {
         /*
-         * Each target device in the table has a data area that should normally
-         * be aligned such that the DM device's alignment_offset is 0.
-         * FIXME: Propagate alignment_offsets up the stack and warn of
-         *        sub-optimal or inconsistent settings.
-         */
-        limits->alignment_offset = 0;
-        limits->misaligned = 0;
-
-        /*
          * Copy table's limits to the DM device's request_queue
          */
         q->limits = *limits;
diff --git a/drivers/md/md.c b/drivers/md/md.c
index f4f5f82f9f53..dd3dfe42d5a9 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -386,7 +386,9 @@ static void mddev_put(mddev_t *mddev)
         if (!atomic_dec_and_lock(&mddev->active, &all_mddevs_lock))
                 return;
         if (!mddev->raid_disks && list_empty(&mddev->disks) &&
-            !mddev->hold_active) {
+            mddev->ctime == 0 && !mddev->hold_active) {
+                /* Array is not configured at all, and not held active,
+                 * so destroy it */
                 list_del(&mddev->all_mddevs);
                 if (mddev->gendisk) {
                         /* we did a probe so need to clean up.
@@ -4355,7 +4357,7 @@ static int do_md_run(mddev_t * mddev)
         mddev->barriers_work = 1;
         mddev->ok_start_degraded = start_dirty_degraded;
 
-        if (start_readonly)
+        if (start_readonly && mddev->ro == 0)
                 mddev->ro = 2; /* read-only, but switch on first write */
 
         err = mddev->pers->run(mddev);
@@ -4419,33 +4421,6 @@ static int do_md_run(mddev_t * mddev)
 
         set_capacity(disk, mddev->array_sectors);
 
-        /* If there is a partially-recovered drive we need to
-         * start recovery here.  If we leave it to md_check_recovery,
-         * it will remove the drives and not do the right thing
-         */
-        if (mddev->degraded && !mddev->sync_thread) {
-                int spares = 0;
-                list_for_each_entry(rdev, &mddev->disks, same_set)
-                        if (rdev->raid_disk >= 0 &&
-                            !test_bit(In_sync, &rdev->flags) &&
-                            !test_bit(Faulty, &rdev->flags))
-                                /* complete an interrupted recovery */
-                                spares++;
-                if (spares && mddev->pers->sync_request) {
-                        mddev->recovery = 0;
-                        set_bit(MD_RECOVERY_RUNNING, &mddev->recovery);
-                        mddev->sync_thread = md_register_thread(md_do_sync,
-                                                                mddev,
-                                                                "resync");
-                        if (!mddev->sync_thread) {
-                                printk(KERN_ERR "%s: could not start resync"
-                                       " thread...\n",
-                                       mdname(mddev));
-                                /* leave the spares where they are, it shouldn't hurt */
-                                mddev->recovery = 0;
-                        }
-                }
-        }
         md_wakeup_thread(mddev->thread);
         md_wakeup_thread(mddev->sync_thread); /* possibly kick off a reshape */
 
@@ -5262,6 +5237,10 @@ static int set_array_info(mddev_t * mddev, mdu_array_info_t *info)
                 mddev->minor_version = info->minor_version;
                 mddev->patch_version = info->patch_version;
                 mddev->persistent = !info->not_persistent;
+                /* ensure mddev_put doesn't delete this now that there
+                 * is some minimal configuration.
+                 */
+                mddev->ctime         = get_seconds();
                 return 0;
         }
         mddev->major_version = MD_MAJOR_VERSION;
@@ -6494,10 +6473,11 @@ void md_do_sync(mddev_t *mddev)
                 mddev->curr_resync = 2;
 
         try_again:
-                if (kthread_should_stop()) {
+                if (kthread_should_stop())
                         set_bit(MD_RECOVERY_INTR, &mddev->recovery);
+
+                if (test_bit(MD_RECOVERY_INTR, &mddev->recovery))
                         goto skip;
-                }
                 for_each_mddev(mddev2, tmp) {
                         if (mddev2 == mddev)
                                 continue;
diff --git a/drivers/media/IR/ir-keytable.c b/drivers/media/IR/ir-keytable.c
index bff7a5356037..b521ed9d6e2e 100644
--- a/drivers/media/IR/ir-keytable.c
+++ b/drivers/media/IR/ir-keytable.c
@@ -13,7 +13,7 @@
  */
 
 
-#include <linux/usb/input.h>
+#include <linux/input.h>
 #include <media/ir-common.h>
 
 #define IR_TAB_MIN_SIZE 32
diff --git a/drivers/media/common/tuners/tda8290.c b/drivers/media/common/tuners/tda8290.c
index c190b0dedee4..2833137fa819 100644
--- a/drivers/media/common/tuners/tda8290.c
+++ b/drivers/media/common/tuners/tda8290.c
@@ -144,7 +144,8 @@ static void set_audio(struct dvb_frontend *fe,
         }
 
         if (params->mode == V4L2_TUNER_RADIO) {
-                priv->tda8290_easy_mode = 0x01;         /* Start with MN values */
+                /* Set TDA8295 to FM radio; Start TDA8290 with MN values */
+                priv->tda8290_easy_mode = (priv->ver & TDA8295) ? 0x80 : 0x01;
                 tuner_dbg("setting to radio FM\n");
         } else {
                 tuner_dbg("setting tda829x to system %s\n", mode);
@@ -672,16 +673,19 @@ static int tda8290_probe(struct tuner_i2c_props *i2c_props)
 static int tda8295_probe(struct tuner_i2c_props *i2c_props)
 {
 #define TDA8295_ID 0x8a
+#define TDA8295C2_ID 0x8b
         unsigned char tda8295_id[] = { 0x2f, 0x00 };
 
         /* detect tda8295 */
         tuner_i2c_xfer_send(i2c_props, &tda8295_id[0], 1);
         tuner_i2c_xfer_recv(i2c_props, &tda8295_id[1], 1);
 
-        if (tda8295_id[1] == TDA8295_ID) {
+        if ((tda8295_id[1] & 0xfe) == TDA8295_ID) {
                 if (debug)
-                        printk(KERN_DEBUG "%s: tda8295 detected @ %d-%04x\n",
-                               __func__, i2c_adapter_id(i2c_props->adap),
+                        printk(KERN_DEBUG "%s: %s detected @ %d-%04x\n",
+                               __func__, (tda8295_id[1] == TDA8295_ID) ?
+                               "tda8295c1" : "tda8295c2",
+                               i2c_adapter_id(i2c_props->adap),
                                i2c_props->addr);
                 return 0;
         }
diff --git a/drivers/media/dvb/Kconfig b/drivers/media/dvb/Kconfig
index 35d0817126e9..cf8f65f309da 100644
--- a/drivers/media/dvb/Kconfig
+++ b/drivers/media/dvb/Kconfig
@@ -72,6 +72,10 @@ comment "Supported Earthsoft PT1 Adapters"
         depends on DVB_CORE && PCI && I2C
 source "drivers/media/dvb/pt1/Kconfig"
 
+comment "Supported Mantis Adapters"
+        depends on DVB_CORE && PCI && I2C
+        source "drivers/media/dvb/mantis/Kconfig"
+
 comment "Supported DVB Frontends"
         depends on DVB_CORE
 source "drivers/media/dvb/frontends/Kconfig"
diff --git a/drivers/media/dvb/Makefile b/drivers/media/dvb/Makefile
index 16d262ddb45d..c12922c3659b 100644
--- a/drivers/media/dvb/Makefile
+++ b/drivers/media/dvb/Makefile
@@ -2,6 +2,18 @@
 # Makefile for the kernel multimedia device drivers.
 #
 
-obj-y        := dvb-core/ frontends/ ttpci/ ttusb-dec/ ttusb-budget/ b2c2/ bt8xx/ dvb-usb/ pluto2/ siano/ dm1105/ pt1/
+obj-y        := dvb-core/       \
+                frontends/      \
+                ttpci/          \
+                ttusb-dec/      \
+                ttusb-budget/   \
+                b2c2/           \
+                bt8xx/          \
+                dvb-usb/        \
+                pluto2/         \
+                siano/          \
+                dm1105/         \
+                pt1/            \
+                mantis/
 
 obj-$(CONFIG_DVB_FIREDTV)       += firewire/
diff --git a/drivers/media/dvb/firewire/firedtv-fw.c b/drivers/media/dvb/firewire/firedtv-fw.c
index fe44789ab037..6223bf01efe9 100644
--- a/drivers/media/dvb/firewire/firedtv-fw.c
+++ b/drivers/media/dvb/firewire/firedtv-fw.c
@@ -202,14 +202,8 @@ static void handle_fcp(struct fw_card *card, struct fw_request *request,
         unsigned long flags;
         int su;
 
-        if ((tcode != TCODE_WRITE_QUADLET_REQUEST &&
-             tcode != TCODE_WRITE_BLOCK_REQUEST) ||
-            offset != CSR_REGISTER_BASE + CSR_FCP_RESPONSE ||
-            length == 0 ||
-            (((u8 *)payload)[0] & 0xf0) != 0) {
-                fw_send_response(card, request, RCODE_TYPE_ERROR);
+        if (length < 2 || (((u8 *)payload)[0] & 0xf0) != 0)
                 return;
-        }
 
         su = ((u8 *)payload)[1] & 0x7;
 
@@ -230,10 +224,8 @@ static void handle_fcp(struct fw_card *card, struct fw_request *request,
         }
         spin_unlock_irqrestore(&node_list_lock, flags);
 
-        if (fdtv) {
+        if (fdtv)
                 avc_recv(fdtv, payload, length);
-                fw_send_response(card, request, RCODE_COMPLETE);
-        }
 }
 
 static struct fw_address_handler fcp_handler = {
diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig
index a3b8b697349b..cd7f9b7cbffa 100644
--- a/drivers/media/dvb/frontends/Kconfig
+++ b/drivers/media/dvb/frontends/Kconfig
@@ -208,6 +208,14 @@ config DVB_DS3000
         help
           A DVB-S/S2 tuner module. Say Y when you want to support this frontend.
 
+config DVB_MB86A16
+        tristate "Fujitsu MB86A16 based"
+        depends on DVB_CORE && I2C
+        default m if DVB_FE_CUSTOMISE
+        help
+          A DVB-S/DSS Direct Conversion reveiver.
+          Say Y when you want to support this frontend.
+
 comment "DVB-T (terrestrial) frontends"
         depends on DVB_CORE
 
@@ -587,6 +595,17 @@ config DVB_ATBM8830
         help
           A DMB-TH tuner module. Say Y when you want to support this frontend.
 
+config DVB_TDA665x
+        tristate "TDA665x tuner"
+        depends on DVB_CORE && I2C
+        default m if DVB_FE_CUSTOMISE
+        help
+          Support for tuner modules based on Philips TDA6650/TDA6651 chips.
+          Say Y when you want to support this chip.
+
+          Currently supported tuners:
+          * Panasonic ENV57H12D5 (ET-50DT)
+
 comment "Tools to develop new frontends"
 
 config DVB_DUMMY_FE
diff --git a/drivers/media/dvb/frontends/Makefile b/drivers/media/dvb/frontends/Makefile
index 47575cc7b699..874e8ada4d1d 100644
--- a/drivers/media/dvb/frontends/Makefile
+++ b/drivers/media/dvb/frontends/Makefile
@@ -64,6 +64,7 @@ obj-$(CONFIG_DVB_TDA10048) += tda10048.o
 obj-$(CONFIG_DVB_TUNER_CX24113) += cx24113.o
 obj-$(CONFIG_DVB_S5H1411) += s5h1411.o
 obj-$(CONFIG_DVB_LGS8GL5) += lgs8gl5.o
+obj-$(CONFIG_DVB_TDA665x) += tda665x.o
 obj-$(CONFIG_DVB_LGS8GXX) += lgs8gxx.o
 obj-$(CONFIG_DVB_ATBM8830) += atbm8830.o
 obj-$(CONFIG_DVB_DUMMY_FE) += dvb_dummy_fe.o
@@ -80,3 +81,4 @@ obj-$(CONFIG_DVB_STV6110x) += stv6110x.o
 obj-$(CONFIG_DVB_ISL6423) += isl6423.o
 obj-$(CONFIG_DVB_EC100) += ec100.o
 obj-$(CONFIG_DVB_DS3000) += ds3000.o
+obj-$(CONFIG_DVB_MB86A16) += mb86a16.o
diff --git a/drivers/media/dvb/frontends/dib8000.h b/drivers/media/dvb/frontends/dib8000.h
index d99619ae983c..b1ee20799639 100644
--- a/drivers/media/dvb/frontends/dib8000.h
+++ b/drivers/media/dvb/frontends/dib8000.h
@@ -100,7 +100,7 @@ static inline int dib8000_set_tune_state(struct dvb_frontend *fe, enum frontend_
 static inline enum frontend_tune_state dib8000_get_tune_state(struct dvb_frontend *fe)
 {
         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
-    return CT_SHUTDOWN,
+        return CT_SHUTDOWN;
 }
 static inline void dib8000_pwm_agc_reset(struct dvb_frontend *fe)
 {
diff --git a/drivers/media/dvb/frontends/lgdt3305.h b/drivers/media/dvb/frontends/lgdt3305.h
index 4fa6e52d1fe8..9cb11c9cae53 100644
--- a/drivers/media/dvb/frontends/lgdt3305.h
+++ b/drivers/media/dvb/frontends/lgdt3305.h
@@ -54,13 +54,13 @@ struct lgdt3305_config {
         u16 usref_qam256; /* default: 0x2a80 */
 
         /* disable i2c repeater - 0:repeater enabled 1:repeater disabled */
-        int deny_i2c_rptr:1;
+        unsigned int deny_i2c_rptr:1;
 
         /* spectral inversion - 0:disabled 1:enabled */
-        int spectral_inversion:1;
+        unsigned int spectral_inversion:1;
 
         /* use RF AGC loop - 0:disabled 1:enabled */
-        int rf_agc_loop:1;
+        unsigned int rf_agc_loop:1;
 
         enum lgdt3305_mpeg_mode mpeg_mode;
         enum lgdt3305_tp_clock_edge tpclk_edge;
diff --git a/drivers/media/dvb/frontends/mb86a16.c b/drivers/media/dvb/frontends/mb86a16.c
new file mode 100644
index 000000000000..d05f7500e0c5
--- /dev/null
+++ b/drivers/media/dvb/frontends/mb86a16.c
@@ -0,0 +1,1878 @@
+/*
+        Fujitsu MB86A16 DVB-S/DSS DC Receiver driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+
+#include "dvb_frontend.h"
+#include "mb86a16.h"
+#include "mb86a16_priv.h"
+
+unsigned int verbose = 5;
+module_param(verbose, int, 0644);
+
+#define ABS(x)          ((x) < 0 ? (-x) : (x))
+
+struct mb86a16_state {
+        struct i2c_adapter              *i2c_adap;
+        const struct mb86a16_config     *config;
+        struct dvb_frontend             frontend;
+
+        /* tuning parameters */
+        int                             frequency;
+        int                             srate;
+
+        /* Internal stuff */
+        int                             master_clk;
+        int                             deci;
+        int                             csel;
+        int                             rsel;
+};
+
+#define MB86A16_ERROR           0
+#define MB86A16_NOTICE          1
+#define MB86A16_INFO            2
+#define MB86A16_DEBUG           3
+
+#define dprintk(x, y, z, format, arg...) do {                                           \
+        if (z) {                                                                        \
+                if      ((x > MB86A16_ERROR) && (x > y))                                \
+                        printk(KERN_ERR "%s: " format "\n", __func__, ##arg);           \
+                else if ((x > MB86A16_NOTICE) && (x > y))                               \
+                        printk(KERN_NOTICE "%s: " format "\n", __func__, ##arg);        \
+                else if ((x > MB86A16_INFO) && (x > y))                                 \
+                        printk(KERN_INFO "%s: " format "\n", __func__, ##arg);          \
+                else if ((x > MB86A16_DEBUG) && (x > y))                                \
+                        printk(KERN_DEBUG "%s: " format "\n", __func__, ##arg);         \
+        } else {                                                                        \
+                if (x > y)                                                              \
+                        printk(format, ##arg);                                          \
+        }                                                                               \
+} while (0)
+
+#define TRACE_IN        dprintk(verbose, MB86A16_DEBUG, 1, "-->()")
+#define TRACE_OUT       dprintk(verbose, MB86A16_DEBUG, 1, "()-->")
+
+static int mb86a16_write(struct mb86a16_state *state, u8 reg, u8 val)
+{
+        int ret;
+        u8 buf[] = { reg, val };
+
+        struct i2c_msg msg = {
+                .addr = state->config->demod_address,
+                .flags = 0,
+                .buf = buf,
+                .len = 2
+        };
+
+        dprintk(verbose, MB86A16_DEBUG, 1,
+                "writing to [0x%02x],Reg[0x%02x],Data[0x%02x]",
+                state->config->demod_address, buf[0], buf[1]);
+
+        ret = i2c_transfer(state->i2c_adap, &msg, 1);
+
+        return (ret != 1) ? -EREMOTEIO : 0;
+}
+
+static int mb86a16_read(struct mb86a16_state *state, u8 reg, u8 *val)
+{
+        int ret;
+        u8 b0[] = { reg };
+        u8 b1[] = { 0 };
+
+        struct i2c_msg msg[] = {
+                {
+                        .addr = state->config->demod_address,
+                        .flags = 0,
+                        .buf = b0,
+                        .len = 1
+                }, {
+                        .addr = state->config->demod_address,
+                        .flags = I2C_M_RD,
+                        .buf = b1,
+                        .len = 1
+                }
+        };
+        ret = i2c_transfer(state->i2c_adap, msg, 2);
+        if (ret != 2) {
+                dprintk(verbose, MB86A16_ERROR, 1, "read error(reg=0x%02x, ret=0x%i)",
+                        reg, ret);
+
+                return -EREMOTEIO;
+        }
+        *val = b1[0];
+
+        return ret;
+}
+
+static int CNTM_set(struct mb86a16_state *state,
+                    unsigned char timint1,
+                    unsigned char timint2,
+                    unsigned char cnext)
+{
+        unsigned char val;
+
+        val = (timint1 << 4) | (timint2 << 2) | cnext;
+        if (mb86a16_write(state, MB86A16_CNTMR, val) < 0)
+                goto err;
+
+        return 0;
+
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int smrt_set(struct mb86a16_state *state, int rate)
+{
+        int tmp ;
+        int m ;
+        unsigned char STOFS0, STOFS1;
+
+        m = 1 << state->deci;
+        tmp = (8192 * state->master_clk - 2 * m * rate * 8192 + state->master_clk / 2) / state->master_clk;
+
+        STOFS0 = tmp & 0x0ff;
+        STOFS1 = (tmp & 0xf00) >> 8;
+
+        if (mb86a16_write(state, MB86A16_SRATE1, (state->deci << 2) |
+                                       (state->csel << 1) |
+                                        state->rsel) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_SRATE2, STOFS0) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_SRATE3, STOFS1) < 0)
+                goto err;
+
+        return 0;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -1;
+}
+
+static int srst(struct mb86a16_state *state)
+{
+        if (mb86a16_write(state, MB86A16_RESET, 0x04) < 0)
+                goto err;
+
+        return 0;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+
+}
+
+static int afcex_data_set(struct mb86a16_state *state,
+                          unsigned char AFCEX_L,
+                          unsigned char AFCEX_H)
+{
+        if (mb86a16_write(state, MB86A16_AFCEXL, AFCEX_L) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_AFCEXH, AFCEX_H) < 0)
+                goto err;
+
+        return 0;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+
+        return -1;
+}
+
+static int afcofs_data_set(struct mb86a16_state *state,
+                           unsigned char AFCEX_L,
+                           unsigned char AFCEX_H)
+{
+        if (mb86a16_write(state, 0x58, AFCEX_L) < 0)
+                goto err;
+        if (mb86a16_write(state, 0x59, AFCEX_H) < 0)
+                goto err;
+
+        return 0;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int stlp_set(struct mb86a16_state *state,
+                    unsigned char STRAS,
+                    unsigned char STRBS)
+{
+        if (mb86a16_write(state, MB86A16_STRFILTCOEF1, (STRBS << 3) | (STRAS)) < 0)
+                goto err;
+
+        return 0;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int Vi_set(struct mb86a16_state *state, unsigned char ETH, unsigned char VIA)
+{
+        if (mb86a16_write(state, MB86A16_VISET2, 0x04) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_VISET3, 0xf5) < 0)
+                goto err;
+
+        return 0;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int initial_set(struct mb86a16_state *state)
+{
+        if (stlp_set(state, 5, 7))
+                goto err;
+
+        udelay(100);
+        if (afcex_data_set(state, 0, 0))
+                goto err;
+
+        udelay(100);
+        if (afcofs_data_set(state, 0, 0))
+                goto err;
+
+        udelay(100);
+        if (mb86a16_write(state, MB86A16_CRLFILTCOEF1, 0x16) < 0)
+                goto err;
+        if (mb86a16_write(state, 0x2f, 0x21) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_VIMAG, 0x38) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_FAGCS1, 0x00) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_FAGCS2, 0x1c) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_FAGCS3, 0x20) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_FAGCS4, 0x1e) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_FAGCS5, 0x23) < 0)
+                goto err;
+        if (mb86a16_write(state, 0x54, 0xff) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_TSOUT, 0x00) < 0)
+                goto err;
+
+        return 0;
+
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int S01T_set(struct mb86a16_state *state,
+                    unsigned char s1t,
+                    unsigned s0t)
+{
+        if (mb86a16_write(state, 0x33, (s1t << 3) | s0t) < 0)
+                goto err;
+
+        return 0;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+
+static int EN_set(struct mb86a16_state *state,
+                  int cren,
+                  int afcen)
+{
+        unsigned char val;
+
+        val = 0x7a | (cren << 7) | (afcen << 2);
+        if (mb86a16_write(state, 0x49, val) < 0)
+                goto err;
+
+        return 0;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int AFCEXEN_set(struct mb86a16_state *state,
+                       int afcexen,
+                       int smrt)
+{
+        unsigned char AFCA ;
+
+        if (smrt > 18875)
+                AFCA = 4;
+        else if (smrt > 9375)
+                AFCA = 3;
+        else if (smrt > 2250)
+                AFCA = 2;
+        else
+                AFCA = 1;
+
+        if (mb86a16_write(state, 0x2a, 0x02 | (afcexen << 5) | (AFCA << 2)) < 0)
+                goto err;
+
+        return 0;
+
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int DAGC_data_set(struct mb86a16_state *state,
+                         unsigned char DAGCA,
+                         unsigned char DAGCW)
+{
+        if (mb86a16_write(state, 0x2d, (DAGCA << 3) | DAGCW) < 0)
+                goto err;
+
+        return 0;
+
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static void smrt_info_get(struct mb86a16_state *state, int rate)
+{
+        if (rate >= 37501) {
+                state->deci = 0; state->csel = 0; state->rsel = 0;
+        } else if (rate >= 30001) {
+                state->deci = 0; state->csel = 0; state->rsel = 1;
+        } else if (rate >= 26251) {
+                state->deci = 0; state->csel = 1; state->rsel = 0;
+        } else if (rate >= 22501) {
+                state->deci = 0; state->csel = 1; state->rsel = 1;
+        } else if (rate >= 18751) {
+                state->deci = 1; state->csel = 0; state->rsel = 0;
+        } else if (rate >= 15001) {
+                state->deci = 1; state->csel = 0; state->rsel = 1;
+        } else if (rate >= 13126) {
+                state->deci = 1; state->csel = 1; state->rsel = 0;
+        } else if (rate >= 11251) {
+                state->deci = 1; state->csel = 1; state->rsel = 1;
+        } else if (rate >= 9376) {
+                state->deci = 2; state->csel = 0; state->rsel = 0;
+        } else if (rate >= 7501) {
+                state->deci = 2; state->csel = 0; state->rsel = 1;
+        } else if (rate >= 6563) {
+                state->deci = 2; state->csel = 1; state->rsel = 0;
+        } else if (rate >= 5626) {
+                state->deci = 2; state->csel = 1; state->rsel = 1;
+        } else if (rate >= 4688) {
+                state->deci = 3; state->csel = 0; state->rsel = 0;
+        } else if (rate >= 3751) {
+                state->deci = 3; state->csel = 0; state->rsel = 1;
+        } else if (rate >= 3282) {
+                state->deci = 3; state->csel = 1; state->rsel = 0;
+        } else if (rate >= 2814) {
+                state->deci = 3; state->csel = 1; state->rsel = 1;
+        } else if (rate >= 2344) {
+                state->deci = 4; state->csel = 0; state->rsel = 0;
+        } else if (rate >= 1876) {
+                state->deci = 4; state->csel = 0; state->rsel = 1;
+        } else if (rate >= 1641) {
+                state->deci = 4; state->csel = 1; state->rsel = 0;
+        } else if (rate >= 1407) {
+                state->deci = 4; state->csel = 1; state->rsel = 1;
+        } else if (rate >= 1172) {
+                state->deci = 5; state->csel = 0; state->rsel = 0;
+        } else if (rate >=  939) {
+                state->deci = 5; state->csel = 0; state->rsel = 1;
+        } else if (rate >=  821) {
+                state->deci = 5; state->csel = 1; state->rsel = 0;
+        } else {
+                state->deci = 5; state->csel = 1; state->rsel = 1;
+        }
+
+        if (state->csel == 0)
+                state->master_clk = 92000;
+        else
+                state->master_clk = 61333;
+
+}
+
+static int signal_det(struct mb86a16_state *state,
+                      int smrt,
+                      unsigned char *SIG)
+{
+
+        int ret ;
+        int smrtd ;
+        int wait_sym ;
+
+        u32 wait_t;
+        unsigned char S[3] ;
+        int i ;
+
+        if (*SIG > 45) {
+                if (CNTM_set(state, 2, 1, 2) < 0) {
+                        dprintk(verbose, MB86A16_ERROR, 1, "CNTM set Error");
+                        return -1;
+                }
+                wait_sym = 40000;
+        } else {
+                if (CNTM_set(state, 3, 1, 2) < 0) {
+                        dprintk(verbose, MB86A16_ERROR, 1, "CNTM set Error");
+                        return -1;
+                }
+                wait_sym = 80000;
+        }
+        for (i = 0; i < 3; i++) {
+                if (i == 0)
+                        smrtd = smrt * 98 / 100;
+                else if (i == 1)
+                        smrtd = smrt;
+                else
+                        smrtd = smrt * 102 / 100;
+                smrt_info_get(state, smrtd);
+                smrt_set(state, smrtd);
+                srst(state);
+                wait_t = (wait_sym + 99 * smrtd / 100) / smrtd;
+                if (wait_t == 0)
+                        wait_t = 1;
+                msleep_interruptible(10);
+                if (mb86a16_read(state, 0x37, &(S[i])) != 2) {
+                        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                        return -EREMOTEIO;
+                }
+        }
+        if ((S[1] > S[0] * 112 / 100) &&
+            (S[1] > S[2] * 112 / 100)) {
+
+                ret = 1;
+        } else {
+                ret = 0;
+        }
+        *SIG = S[1];
+
+        if (CNTM_set(state, 0, 1, 2) < 0) {
+                dprintk(verbose, MB86A16_ERROR, 1, "CNTM set Error");
+                return -1;
+        }
+
+        return ret;
+}
+
+static int rf_val_set(struct mb86a16_state *state,
+                      int f,
+                      int smrt,
+                      unsigned char R)
+{
+        unsigned char C, F, B;
+        int M;
+        unsigned char rf_val[5];
+        int ack = -1;
+
+        if (smrt > 37750)
+                C = 1;
+        else if (smrt > 18875)
+                C = 2;
+        else if (smrt > 5500)
+                C = 3;
+        else
+                C = 4;
+
+        if (smrt > 30500)
+                F = 3;
+        else if (smrt > 9375)
+                F = 1;
+        else if (smrt > 4625)
+                F = 0;
+        else
+                F = 2;
+
+        if (f < 1060)
+                B = 0;
+        else if (f < 1175)
+                B = 1;
+        else if (f < 1305)
+                B = 2;
+        else if (f < 1435)
+                B = 3;
+        else if (f < 1570)
+                B = 4;
+        else if (f < 1715)
+                B = 5;
+        else if (f < 1845)
+                B = 6;
+        else if (f < 1980)
+                B = 7;
+        else if (f < 2080)
+                B = 8;
+        else
+                B = 9;
+
+        M = f * (1 << R) / 2;
+
+        rf_val[0] = 0x01 | (C << 3) | (F << 1);
+        rf_val[1] = (R << 5) | ((M & 0x1f000) >> 12);
+        rf_val[2] = (M & 0x00ff0) >> 4;
+        rf_val[3] = ((M & 0x0000f) << 4) | B;
+
+        /* Frequency Set */
+        if (mb86a16_write(state, 0x21, rf_val[0]) < 0)
+                ack = 0;
+        if (mb86a16_write(state, 0x22, rf_val[1]) < 0)
+                ack = 0;
+        if (mb86a16_write(state, 0x23, rf_val[2]) < 0)
+                ack = 0;
+        if (mb86a16_write(state, 0x24, rf_val[3]) < 0)
+                ack = 0;
+        if (mb86a16_write(state, 0x25, 0x01) < 0)
+                ack = 0;
+        if (ack == 0) {
+                dprintk(verbose, MB86A16_ERROR, 1, "RF Setup - I2C transfer error");
+                return -EREMOTEIO;
+        }
+
+        return 0;
+}
+
+static int afcerr_chk(struct mb86a16_state *state)
+{
+        unsigned char AFCM_L, AFCM_H ;
+        int AFCM ;
+        int afcm, afcerr ;
+
+        if (mb86a16_read(state, 0x0e, &AFCM_L) != 2)
+                goto err;
+        if (mb86a16_read(state, 0x0f, &AFCM_H) != 2)
+                goto err;
+
+        AFCM = (AFCM_H << 8) + AFCM_L;
+
+        if (AFCM > 2048)
+                afcm = AFCM - 4096;
+        else
+                afcm = AFCM;
+        afcerr = afcm * state->master_clk / 8192;
+
+        return afcerr;
+
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int dagcm_val_get(struct mb86a16_state *state)
+{
+        int DAGCM;
+        unsigned char DAGCM_H, DAGCM_L;
+
+        if (mb86a16_read(state, 0x45, &DAGCM_L) != 2)
+                goto err;
+        if (mb86a16_read(state, 0x46, &DAGCM_H) != 2)
+                goto err;
+
+        DAGCM = (DAGCM_H << 8) + DAGCM_L;
+
+        return DAGCM;
+
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int mb86a16_read_status(struct dvb_frontend *fe, fe_status_t *status)
+{
+        u8 stat, stat2;
+        struct mb86a16_state *state = fe->demodulator_priv;
+
+        *status = 0;
+
+        if (mb86a16_read(state, MB86A16_SIG1, &stat) != 2)
+                goto err;
+        if (mb86a16_read(state, MB86A16_SIG2, &stat2) != 2)
+                goto err;
+        if ((stat > 25) && (stat2 > 25))
+                *status |= FE_HAS_SIGNAL;
+        if ((stat > 45) && (stat2 > 45))
+                *status |= FE_HAS_CARRIER;
+
+        if (mb86a16_read(state, MB86A16_STATUS, &stat) != 2)
+                goto err;
+
+        if (stat & 0x01)
+                *status |= FE_HAS_SYNC;
+        if (stat & 0x01)
+                *status |= FE_HAS_VITERBI;
+
+        if (mb86a16_read(state, MB86A16_FRAMESYNC, &stat) != 2)
+                goto err;
+
+        if ((stat & 0x0f) && (*status & FE_HAS_VITERBI))
+                *status |= FE_HAS_LOCK;
+
+        return 0;
+
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int sync_chk(struct mb86a16_state *state,
+                    unsigned char *VIRM)
+{
+        unsigned char val;
+        int sync;
+
+        if (mb86a16_read(state, 0x0d, &val) != 2)
+                goto err;
+
+        dprintk(verbose, MB86A16_INFO, 1, "Status = %02x,", val);
+        sync = val & 0x01;
+        *VIRM = (val & 0x1c) >> 2;
+
+        return sync;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+
+}
+
+static int freqerr_chk(struct mb86a16_state *state,
+                       int fTP,
+                       int smrt,
+                       int unit)
+{
+        unsigned char CRM, AFCML, AFCMH;
+        unsigned char temp1, temp2, temp3;
+        int crm, afcm, AFCM;
+        int crrerr, afcerr;             /* kHz */
+        int frqerr;                     /* MHz */
+        int afcen, afcexen = 0;
+        int R, M, fOSC, fOSC_OFS;
+
+        if (mb86a16_read(state, 0x43, &CRM) != 2)
+                goto err;
+
+        if (CRM > 127)
+                crm = CRM - 256;
+        else
+                crm = CRM;
+
+        crrerr = smrt * crm / 256;
+        if (mb86a16_read(state, 0x49, &temp1) != 2)
+                goto err;
+
+        afcen = (temp1 & 0x04) >> 2;
+        if (afcen == 0) {
+                if (mb86a16_read(state, 0x2a, &temp1) != 2)
+                        goto err;
+                afcexen = (temp1 & 0x20) >> 5;
+        }
+
+        if (afcen == 1) {
+                if (mb86a16_read(state, 0x0e, &AFCML) != 2)
+                        goto err;
+                if (mb86a16_read(state, 0x0f, &AFCMH) != 2)
+                        goto err;
+        } else if (afcexen == 1) {
+                if (mb86a16_read(state, 0x2b, &AFCML) != 2)
+                        goto err;
+                if (mb86a16_read(state, 0x2c, &AFCMH) != 2)
+                        goto err;
+        }
+        if ((afcen == 1) || (afcexen == 1)) {
+                smrt_info_get(state, smrt);
+                AFCM = ((AFCMH & 0x01) << 8) + AFCML;
+                if (AFCM > 255)
+                        afcm = AFCM - 512;
+                else
+                        afcm = AFCM;
+
+                afcerr = afcm * state->master_clk / 8192;
+        } else
+                afcerr = 0;
+
+        if (mb86a16_read(state, 0x22, &temp1) != 2)
+                goto err;
+        if (mb86a16_read(state, 0x23, &temp2) != 2)
+                goto err;
+        if (mb86a16_read(state, 0x24, &temp3) != 2)
+                goto err;
+
+        R = (temp1 & 0xe0) >> 5;
+        M = ((temp1 & 0x1f) << 12) + (temp2 << 4) + (temp3 >> 4);
+        if (R == 0)
+                fOSC = 2 * M;
+        else
+                fOSC = M;
+
+        fOSC_OFS = fOSC - fTP;
+
+        if (unit == 0) {        /* MHz */
+                if (crrerr + afcerr + fOSC_OFS * 1000 >= 0)
+                        frqerr = (crrerr + afcerr + fOSC_OFS * 1000 + 500) / 1000;
+                else
+                        frqerr = (crrerr + afcerr + fOSC_OFS * 1000 - 500) / 1000;
+        } else {        /* kHz */
+                frqerr = crrerr + afcerr + fOSC_OFS * 1000;
+        }
+
+        return frqerr;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static unsigned char vco_dev_get(struct mb86a16_state *state, int smrt)
+{
+        unsigned char R;
+
+        if (smrt > 9375)
+                R = 0;
+        else
+                R = 1;
+
+        return R;
+}
+
+static void swp_info_get(struct mb86a16_state *state,
+                         int fOSC_start,
+                         int smrt,
+                         int v, int R,
+                         int swp_ofs,
+                         int *fOSC,
+                         int *afcex_freq,
+                         unsigned char *AFCEX_L,
+                         unsigned char *AFCEX_H)
+{
+        int AFCEX ;
+        int crnt_swp_freq ;
+
+        crnt_swp_freq = fOSC_start * 1000 + v * swp_ofs;
+
+        if (R == 0)
+                *fOSC = (crnt_swp_freq + 1000) / 2000 * 2;
+        else
+                *fOSC = (crnt_swp_freq + 500) / 1000;
+
+        if (*fOSC >= crnt_swp_freq)
+                *afcex_freq = *fOSC * 1000 - crnt_swp_freq;
+        else
+                *afcex_freq = crnt_swp_freq - *fOSC * 1000;
+
+        AFCEX = *afcex_freq * 8192 / state->master_clk;
+        *AFCEX_L =  AFCEX & 0x00ff;
+        *AFCEX_H = (AFCEX & 0x0f00) >> 8;
+}
+
+
+static int swp_freq_calcuation(struct mb86a16_state *state, int i, int v, int *V,  int vmax, int vmin,
+                               int SIGMIN, int fOSC, int afcex_freq, int swp_ofs, unsigned char *SIG1)
+{
+        int swp_freq ;
+
+        if ((i % 2 == 1) && (v <= vmax)) {
+                /* positive v (case 1) */
+                if ((v - 1 == vmin)                             &&
+                    (*(V + 30 + v) >= 0)                        &&
+                    (*(V + 30 + v - 1) >= 0)                    &&
+                    (*(V + 30 + v - 1) > *(V + 30 + v))         &&
+                    (*(V + 30 + v - 1) > SIGMIN)) {
+
+                        swp_freq = fOSC * 1000 + afcex_freq - swp_ofs;
+                        *SIG1 = *(V + 30 + v - 1);
+                } else if ((v == vmax)                          &&
+                           (*(V + 30 + v) >= 0)                 &&
+                           (*(V + 30 + v - 1) >= 0)             &&
+                           (*(V + 30 + v) > *(V + 30 + v - 1))  &&
+                           (*(V + 30 + v) > SIGMIN)) {
+                        /* (case 2) */
+                        swp_freq = fOSC * 1000 + afcex_freq;
+                        *SIG1 = *(V + 30 + v);
+                } else if ((*(V + 30 + v) > 0)                  &&
+                           (*(V + 30 + v - 1) > 0)              &&
+                           (*(V + 30 + v - 2) > 0)              &&
+                           (*(V + 30 + v - 3) > 0)              &&
+                           (*(V + 30 + v - 1) > *(V + 30 + v))  &&
+                           (*(V + 30 + v - 2) > *(V + 30 + v - 3)) &&
+                           ((*(V + 30 + v - 1) > SIGMIN)        ||
+                           (*(V + 30 + v - 2) > SIGMIN))) {
+                        /* (case 3) */
+                        if (*(V + 30 + v - 1) >= *(V + 30 + v - 2)) {
+                                swp_freq = fOSC * 1000 + afcex_freq - swp_ofs;
+                                *SIG1 = *(V + 30 + v - 1);
+                        } else {
+                                swp_freq = fOSC * 1000 + afcex_freq - swp_ofs * 2;
+                                *SIG1 = *(V + 30 + v - 2);
+                        }
+                } else if ((v == vmax)                          &&
+                           (*(V + 30 + v) >= 0)                 &&
+                           (*(V + 30 + v - 1) >= 0)             &&
+                           (*(V + 30 + v - 2) >= 0)             &&
+                           (*(V + 30 + v) > *(V + 30 + v - 2))  &&
+                           (*(V + 30 + v - 1) > *(V + 30 + v - 2)) &&
+                           ((*(V + 30 + v) > SIGMIN)            ||
+                           (*(V + 30 + v - 1) > SIGMIN))) {
+                        /* (case 4) */
+                        if (*(V + 30 + v) >= *(V + 30 + v - 1)) {
+                                swp_freq = fOSC * 1000 + afcex_freq;
+                                *SIG1 = *(V + 30 + v);
+                        } else {
+                                swp_freq = fOSC * 1000 + afcex_freq - swp_ofs;
+                                *SIG1 = *(V + 30 + v - 1);
+                        }
+                } else  {
+                        swp_freq = -1 ;
+                }
+        } else if ((i % 2 == 0) && (v >= vmin)) {
+                /* Negative v (case 1) */
+                if ((*(V + 30 + v) > 0)                         &&
+                    (*(V + 30 + v + 1) > 0)                     &&
+                    (*(V + 30 + v + 2) > 0)                     &&
+                    (*(V + 30 + v + 1) > *(V + 30 + v))         &&
+                    (*(V + 30 + v + 1) > *(V + 30 + v + 2))     &&
+                    (*(V + 30 + v + 1) > SIGMIN)) {
+
+                        swp_freq = fOSC * 1000 + afcex_freq + swp_ofs;
+                        *SIG1 = *(V + 30 + v + 1);
+                } else if ((v + 1 == vmax)                      &&
+                           (*(V + 30 + v) >= 0)                 &&
+                           (*(V + 30 + v + 1) >= 0)             &&
+                           (*(V + 30 + v + 1) > *(V + 30 + v))  &&
+                           (*(V + 30 + v + 1) > SIGMIN)) {
+                        /* (case 2) */
+                        swp_freq = fOSC * 1000 + afcex_freq + swp_ofs;
+                        *SIG1 = *(V + 30 + v);
+                } else if ((v == vmin)                          &&
+                           (*(V + 30 + v) > 0)                  &&
+                           (*(V + 30 + v + 1) > 0)              &&
+                           (*(V + 30 + v + 2) > 0)              &&
+                           (*(V + 30 + v) > *(V + 30 + v + 1))  &&
+                           (*(V + 30 + v) > *(V + 30 + v + 2))  &&
+                           (*(V + 30 + v) > SIGMIN)) {
+                        /* (case 3) */
+                        swp_freq = fOSC * 1000 + afcex_freq;
+                        *SIG1 = *(V + 30 + v);
+                } else if ((*(V + 30 + v) >= 0)                 &&
+                           (*(V + 30 + v + 1) >= 0)             &&
+                           (*(V + 30 + v + 2) >= 0)             &&
+                           (*(V + 30 + v + 3) >= 0)             &&
+                           (*(V + 30 + v + 1) > *(V + 30 + v))  &&
+                           (*(V + 30 + v + 2) > *(V + 30 + v + 3)) &&
+                           ((*(V + 30 + v + 1) > SIGMIN)        ||
+                            (*(V + 30 + v + 2) > SIGMIN))) {
+                        /* (case 4) */
+                        if (*(V + 30 + v + 1) >= *(V + 30 + v + 2)) {
+                                swp_freq = fOSC * 1000 + afcex_freq + swp_ofs;
+                                *SIG1 = *(V + 30 + v + 1);
+                        } else {
+                                swp_freq = fOSC * 1000 + afcex_freq + swp_ofs * 2;
+                                *SIG1 = *(V + 30 + v + 2);
+                        }
+                } else if ((*(V + 30 + v) >= 0)                 &&
+                           (*(V + 30 + v + 1) >= 0)             &&
+                           (*(V + 30 + v + 2) >= 0)             &&
+                           (*(V + 30 + v + 3) >= 0)             &&
+                           (*(V + 30 + v) > *(V + 30 + v + 2))  &&
+                           (*(V + 30 + v + 1) > *(V + 30 + v + 2)) &&
+                           (*(V + 30 + v) > *(V + 30 + v + 3))  &&
+                           (*(V + 30 + v + 1) > *(V + 30 + v + 3)) &&
+                           ((*(V + 30 + v) > SIGMIN)            ||
+                            (*(V + 30 + v + 1) > SIGMIN))) {
+                        /* (case 5) */
+                        if (*(V + 30 + v) >= *(V + 30 + v + 1)) {
+                                swp_freq = fOSC * 1000 + afcex_freq;
+                                *SIG1 = *(V + 30 + v);
+                        } else {
+                                swp_freq = fOSC * 1000 + afcex_freq + swp_ofs;
+                                *SIG1 = *(V + 30 + v + 1);
+                        }
+                } else if ((v + 2 == vmin)                      &&
+                           (*(V + 30 + v) >= 0)                 &&
+                           (*(V + 30 + v + 1) >= 0)             &&
+                           (*(V + 30 + v + 2) >= 0)             &&
+                           (*(V + 30 + v + 1) > *(V + 30 + v))  &&
+                           (*(V + 30 + v + 2) > *(V + 30 + v))  &&
+                           ((*(V + 30 + v + 1) > SIGMIN)        ||
+                            (*(V + 30 + v + 2) > SIGMIN))) {
+                        /* (case 6) */
+                        if (*(V + 30 + v + 1) >= *(V + 30 + v + 2)) {
+                                swp_freq = fOSC * 1000 + afcex_freq + swp_ofs;
+                                *SIG1 = *(V + 30 + v + 1);
+                        } else {
+                                swp_freq = fOSC * 1000 + afcex_freq + swp_ofs * 2;
+                                *SIG1 = *(V + 30 + v + 2);
+                        }
+                } else if ((vmax == 0) && (vmin == 0) && (*(V + 30 + v) > SIGMIN)) {
+                        swp_freq = fOSC * 1000;
+                        *SIG1 = *(V + 30 + v);
+                } else
+                        swp_freq = -1;
+        } else
+                swp_freq = -1;
+
+        return swp_freq;
+}
+
+static void swp_info_get2(struct mb86a16_state *state,
+                          int smrt,
+                          int R,
+                          int swp_freq,
+                          int *afcex_freq,
+                          int *fOSC,
+                          unsigned char *AFCEX_L,
+                          unsigned char *AFCEX_H)
+{
+        int AFCEX ;
+
+        if (R == 0)
+                *fOSC = (swp_freq + 1000) / 2000 * 2;
+        else
+                *fOSC = (swp_freq + 500) / 1000;
+
+        if (*fOSC >= swp_freq)
+                *afcex_freq = *fOSC * 1000 - swp_freq;
+        else
+                *afcex_freq = swp_freq - *fOSC * 1000;
+
+        AFCEX = *afcex_freq * 8192 / state->master_clk;
+        *AFCEX_L =  AFCEX & 0x00ff;
+        *AFCEX_H = (AFCEX & 0x0f00) >> 8;
+}
+
+static void afcex_info_get(struct mb86a16_state *state,
+                           int afcex_freq,
+                           unsigned char *AFCEX_L,
+                           unsigned char *AFCEX_H)
+{
+        int AFCEX ;
+
+        AFCEX = afcex_freq * 8192 / state->master_clk;
+        *AFCEX_L =  AFCEX & 0x00ff;
+        *AFCEX_H = (AFCEX & 0x0f00) >> 8;
+}
+
+static int SEQ_set(struct mb86a16_state *state, unsigned char loop)
+{
+        /* SLOCK0 = 0 */
+        if (mb86a16_write(state, 0x32, 0x02 | (loop << 2)) < 0) {
+                dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                return -EREMOTEIO;
+        }
+
+        return 0;
+}
+
+static int iq_vt_set(struct mb86a16_state *state, unsigned char IQINV)
+{
+        /* Viterbi Rate, IQ Settings */
+        if (mb86a16_write(state, 0x06, 0xdf | (IQINV << 5)) < 0) {
+                dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                return -EREMOTEIO;
+        }
+
+        return 0;
+}
+
+static int FEC_srst(struct mb86a16_state *state)
+{
+        if (mb86a16_write(state, MB86A16_RESET, 0x02) < 0) {
+                dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                return -EREMOTEIO;
+        }
+
+        return 0;
+}
+
+static int S2T_set(struct mb86a16_state *state, unsigned char S2T)
+{
+        if (mb86a16_write(state, 0x34, 0x70 | S2T) < 0) {
+                dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                return -EREMOTEIO;
+        }
+
+        return 0;
+}
+
+static int S45T_set(struct mb86a16_state *state, unsigned char S4T, unsigned char S5T)
+{
+        if (mb86a16_write(state, 0x35, 0x00 | (S5T << 4) | S4T) < 0) {
+                dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                return -EREMOTEIO;
+        }
+
+        return 0;
+}
+
+
+static int mb86a16_set_fe(struct mb86a16_state *state)
+{
+        u8 agcval, cnmval;
+
+        int i, j;
+        int fOSC = 0;
+        int fOSC_start = 0;
+        int wait_t;
+        int fcp;
+        int swp_ofs;
+        int V[60];
+        u8 SIG1MIN;
+
+        unsigned char CREN, AFCEN, AFCEXEN;
+        unsigned char SIG1;
+        unsigned char TIMINT1, TIMINT2, TIMEXT;
+        unsigned char S0T, S1T;
+        unsigned char S2T;
+/*      unsigned char S2T, S3T; */
+        unsigned char S4T, S5T;
+        unsigned char AFCEX_L, AFCEX_H;
+        unsigned char R;
+        unsigned char VIRM;
+        unsigned char ETH, VIA;
+        unsigned char junk;
+
+        int loop;
+        int ftemp;
+        int v, vmax, vmin;
+        int vmax_his, vmin_his;
+        int swp_freq, prev_swp_freq[20];
+        int prev_freq_num;
+        int signal_dupl;
+        int afcex_freq;
+        int signal;
+        int afcerr;
+        int temp_freq, delta_freq;
+        int dagcm[4];
+        int smrt_d;
+/*      int freq_err; */
+        int n;
+        int ret = -1;
+        int sync;
+
+        dprintk(verbose, MB86A16_INFO, 1, "freq=%d Mhz, symbrt=%d Ksps", state->frequency, state->srate);
+
+        fcp = 3000;
+        swp_ofs = state->srate / 4;
+
+        for (i = 0; i < 60; i++)
+                V[i] = -1;
+
+        for (i = 0; i < 20; i++)
+                prev_swp_freq[i] = 0;
+
+        SIG1MIN = 25;
+
+        for (n = 0; ((n < 3) && (ret == -1)); n++) {
+                SEQ_set(state, 0);
+                iq_vt_set(state, 0);
+
+                CREN = 0;
+                AFCEN = 0;
+                AFCEXEN = 1;
+                TIMINT1 = 0;
+                TIMINT2 = 1;
+                TIMEXT = 2;
+                S1T = 0;
+                S0T = 0;
+
+                if (initial_set(state) < 0) {
+                        dprintk(verbose, MB86A16_ERROR, 1, "initial set failed");
+                        return -1;
+                }
+                if (DAGC_data_set(state, 3, 2) < 0) {
+                        dprintk(verbose, MB86A16_ERROR, 1, "DAGC data set error");
+                        return -1;
+                }
+                if (EN_set(state, CREN, AFCEN) < 0) {
+                        dprintk(verbose, MB86A16_ERROR, 1, "EN set error");
+                        return -1; /* (0, 0) */
+                }
+                if (AFCEXEN_set(state, AFCEXEN, state->srate) < 0) {
+                        dprintk(verbose, MB86A16_ERROR, 1, "AFCEXEN set error");
+                        return -1; /* (1, smrt) = (1, symbolrate) */
+                }
+                if (CNTM_set(state, TIMINT1, TIMINT2, TIMEXT) < 0) {
+                        dprintk(verbose, MB86A16_ERROR, 1, "CNTM set error");
+                        return -1; /* (0, 1, 2) */
+                }
+                if (S01T_set(state, S1T, S0T) < 0) {
+                        dprintk(verbose, MB86A16_ERROR, 1, "S01T set error");
+                        return -1; /* (0, 0) */
+                }
+                smrt_info_get(state, state->srate);
+                if (smrt_set(state, state->srate) < 0) {
+                        dprintk(verbose, MB86A16_ERROR, 1, "smrt info get error");
+                        return -1;
+                }
+
+                R = vco_dev_get(state, state->srate);
+                if (R == 1)
+                        fOSC_start = state->frequency;
+
+                else if (R == 0) {
+                        if (state->frequency % 2 == 0) {
+                                fOSC_start = state->frequency;
+                        } else {
+                                fOSC_start = state->frequency + 1;
+                                if (fOSC_start > 2150)
+                                        fOSC_start = state->frequency - 1;
+                        }
+                }
+                loop = 1;
+                ftemp = fOSC_start * 1000;
+                vmax = 0 ;
+                while (loop == 1) {
+                        ftemp = ftemp + swp_ofs;
+                        vmax++;
+
+                        /* Upper bound */
+                        if (ftemp > 2150000) {
+                                loop = 0;
+                                vmax--;
+                        } else {
+                                if ((ftemp == 2150000) ||
+                                    (ftemp - state->frequency * 1000 >= fcp + state->srate / 4))
+                                        loop = 0;
+                        }
+                }
+
+                loop = 1;
+                ftemp = fOSC_start * 1000;
+                vmin = 0 ;
+                while (loop == 1) {
+                        ftemp = ftemp - swp_ofs;
+                        vmin--;
+
+                        /* Lower bound */
+                        if (ftemp < 950000) {
+                                loop = 0;
+                                vmin++;
+                        } else {
+                                if ((ftemp == 950000) ||
+                                    (state->frequency * 1000 - ftemp >= fcp + state->srate / 4))
+                                        loop = 0;
+                        }
+                }
+
+                wait_t = (8000 + state->srate / 2) / state->srate;
+                if (wait_t == 0)
+                        wait_t = 1;
+
+                i = 0;
+                j = 0;
+                prev_freq_num = 0;
+                loop = 1;
+                signal = 0;
+                vmax_his = 0;
+                vmin_his = 0;
+                v = 0;
+
+                while (loop == 1) {
+                        swp_info_get(state, fOSC_start, state->srate,
+                                     v, R, swp_ofs, &fOSC,
+                                     &afcex_freq, &AFCEX_L, &AFCEX_H);
+
+                        udelay(100);
+                        if (rf_val_set(state, fOSC, state->srate, R) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "rf val set error");
+                                return -1;
+                        }
+                        udelay(100);
+                        if (afcex_data_set(state, AFCEX_L, AFCEX_H) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "afcex data set error");
+                                return -1;
+                        }
+                        if (srst(state) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "srst error");
+                                return -1;
+                        }
+                        msleep_interruptible(wait_t);
+
+                        if (mb86a16_read(state, 0x37, &SIG1) != 2) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                                return -1;
+                        }
+                        V[30 + v] = SIG1 ;
+                        swp_freq = swp_freq_calcuation(state, i, v, V, vmax, vmin,
+                                                      SIG1MIN, fOSC, afcex_freq,
+                                                      swp_ofs, &SIG1);  /* changed */
+
+                        signal_dupl = 0;
+                        for (j = 0; j < prev_freq_num; j++) {
+                                if ((ABS(prev_swp_freq[j] - swp_freq)) < (swp_ofs * 3 / 2)) {
+                                        signal_dupl = 1;
+                                        dprintk(verbose, MB86A16_INFO, 1, "Probably Duplicate Signal, j = %d", j);
+                                }
+                        }
+                        if ((signal_dupl == 0) && (swp_freq > 0) && (ABS(swp_freq - state->frequency * 1000) < fcp + state->srate / 6)) {
+                                dprintk(verbose, MB86A16_DEBUG, 1, "------ Signal detect ------ [swp_freq=[%07d, srate=%05d]]", swp_freq, state->srate);
+                                prev_swp_freq[prev_freq_num] = swp_freq;
+                                prev_freq_num++;
+                                swp_info_get2(state, state->srate, R, swp_freq,
+                                              &afcex_freq, &fOSC,
+                                              &AFCEX_L, &AFCEX_H);
+
+                                if (rf_val_set(state, fOSC, state->srate, R) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "rf val set error");
+                                        return -1;
+                                }
+                                if (afcex_data_set(state, AFCEX_L, AFCEX_H) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "afcex data set error");
+                                        return -1;
+                                }
+                                signal = signal_det(state, state->srate, &SIG1);
+                                if (signal == 1) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "***** Signal Found *****");
+                                        loop = 0;
+                                } else {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "!!!!! No signal !!!!!, try again...");
+                                        smrt_info_get(state, state->srate);
+                                        if (smrt_set(state, state->srate) < 0) {
+                                                dprintk(verbose, MB86A16_ERROR, 1, "smrt set error");
+                                                return -1;
+                                        }
+                                }
+                        }
+                        if (v > vmax)
+                                vmax_his = 1 ;
+                        if (v < vmin)
+                                vmin_his = 1 ;
+                        i++;
+
+                        if ((i % 2 == 1) && (vmax_his == 1))
+                                i++;
+                        if ((i % 2 == 0) && (vmin_his == 1))
+                                i++;
+
+                        if (i % 2 == 1)
+                                v = (i + 1) / 2;
+                        else
+                                v = -i / 2;
+
+                        if ((vmax_his == 1) && (vmin_his == 1))
+                                loop = 0 ;
+                }
+
+                if (signal == 1) {
+                        dprintk(verbose, MB86A16_INFO, 1, " Start Freq Error Check");
+                        S1T = 7 ;
+                        S0T = 1 ;
+                        CREN = 0 ;
+                        AFCEN = 1 ;
+                        AFCEXEN = 0 ;
+
+                        if (S01T_set(state, S1T, S0T) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "S01T set error");
+                                return -1;
+                        }
+                        smrt_info_get(state, state->srate);
+                        if (smrt_set(state, state->srate) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "smrt set error");
+                                return -1;
+                        }
+                        if (EN_set(state, CREN, AFCEN) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "EN set error");
+                                return -1;
+                        }
+                        if (AFCEXEN_set(state, AFCEXEN, state->srate) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "AFCEXEN set error");
+                                return -1;
+                        }
+                        afcex_info_get(state, afcex_freq, &AFCEX_L, &AFCEX_H);
+                        if (afcofs_data_set(state, AFCEX_L, AFCEX_H) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "AFCOFS data set error");
+                                return -1;
+                        }
+                        if (srst(state) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "srst error");
+                                return -1;
+                        }
+                        /* delay 4~200 */
+                        wait_t = 200000 / state->master_clk + 200000 / state->srate;
+                        msleep(wait_t);
+                        afcerr = afcerr_chk(state);
+                        if (afcerr == -1)
+                                return -1;
+
+                        swp_freq = fOSC * 1000 + afcerr ;
+                        AFCEXEN = 1 ;
+                        if (state->srate >= 1500)
+                                smrt_d = state->srate / 3;
+                        else
+                                smrt_d = state->srate / 2;
+                        smrt_info_get(state, smrt_d);
+                        if (smrt_set(state, smrt_d) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "smrt set error");
+                                return -1;
+                        }
+                        if (AFCEXEN_set(state, AFCEXEN, smrt_d) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "AFCEXEN set error");
+                                return -1;
+                        }
+                        R = vco_dev_get(state, smrt_d);
+                        if (DAGC_data_set(state, 2, 0) < 0) {
+                                dprintk(verbose, MB86A16_ERROR, 1, "DAGC data set error");
+                                return -1;
+                        }
+                        for (i = 0; i < 3; i++) {
+                                temp_freq = swp_freq + (i - 1) * state->srate / 8;
+                                swp_info_get2(state, smrt_d, R, temp_freq, &afcex_freq, &fOSC, &AFCEX_L, &AFCEX_H);
+                                if (rf_val_set(state, fOSC, smrt_d, R) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "rf val set error");
+                                        return -1;
+                                }
+                                if (afcex_data_set(state, AFCEX_L, AFCEX_H) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "afcex data set error");
+                                        return -1;
+                                }
+                                wait_t = 200000 / state->master_clk + 40000 / smrt_d;
+                                msleep(wait_t);
+                                dagcm[i] = dagcm_val_get(state);
+                        }
+                        if ((dagcm[0] > dagcm[1]) &&
+                            (dagcm[0] > dagcm[2]) &&
+                            (dagcm[0] - dagcm[1] > 2 * (dagcm[2] - dagcm[1]))) {
+
+                                temp_freq = swp_freq - 2 * state->srate / 8;
+                                swp_info_get2(state, smrt_d, R, temp_freq, &afcex_freq, &fOSC, &AFCEX_L, &AFCEX_H);
+                                if (rf_val_set(state, fOSC, smrt_d, R) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "rf val set error");
+                                        return -1;
+                                }
+                                if (afcex_data_set(state, AFCEX_L, AFCEX_H) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "afcex data set");
+                                        return -1;
+                                }
+                                wait_t = 200000 / state->master_clk + 40000 / smrt_d;
+                                msleep(wait_t);
+                                dagcm[3] = dagcm_val_get(state);
+                                if (dagcm[3] > dagcm[1])
+                                        delta_freq = (dagcm[2] - dagcm[0] + dagcm[1] - dagcm[3]) * state->srate / 300;
+                                else
+                                        delta_freq = 0;
+                        } else if ((dagcm[2] > dagcm[1]) &&
+                                   (dagcm[2] > dagcm[0]) &&
+                                   (dagcm[2] - dagcm[1] > 2 * (dagcm[0] - dagcm[1]))) {
+
+                                temp_freq = swp_freq + 2 * state->srate / 8;
+                                swp_info_get2(state, smrt_d, R, temp_freq, &afcex_freq, &fOSC, &AFCEX_L, &AFCEX_H);
+                                if (rf_val_set(state, fOSC, smrt_d, R) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "rf val set");
+                                        return -1;
+                                }
+                                if (afcex_data_set(state, AFCEX_L, AFCEX_H) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "afcex data set");
+                                        return -1;
+                                }
+                                wait_t = 200000 / state->master_clk + 40000 / smrt_d;
+                                msleep(wait_t);
+                                dagcm[3] = dagcm_val_get(state);
+                                if (dagcm[3] > dagcm[1])
+                                        delta_freq = (dagcm[2] - dagcm[0] + dagcm[3] - dagcm[1]) * state->srate / 300;
+                                else
+                                        delta_freq = 0 ;
+
+                        } else {
+                                delta_freq = 0 ;
+                        }
+                        dprintk(verbose, MB86A16_INFO, 1, "SWEEP Frequency = %d", swp_freq);
+                        swp_freq += delta_freq;
+                        dprintk(verbose, MB86A16_INFO, 1, "Adjusting .., DELTA Freq = %d, SWEEP Freq=%d", delta_freq, swp_freq);
+                        if (ABS(state->frequency * 1000 - swp_freq) > 3800) {
+                                dprintk(verbose, MB86A16_INFO, 1, "NO  --  SIGNAL !");
+                        } else {
+
+                                S1T = 0;
+                                S0T = 3;
+                                CREN = 1;
+                                AFCEN = 0;
+                                AFCEXEN = 1;
+
+                                if (S01T_set(state, S1T, S0T) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "S01T set error");
+                                        return -1;
+                                }
+                                if (DAGC_data_set(state, 0, 0) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "DAGC data set error");
+                                        return -1;
+                                }
+                                R = vco_dev_get(state, state->srate);
+                                smrt_info_get(state, state->srate);
+                                if (smrt_set(state, state->srate) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "smrt set error");
+                                        return -1;
+                                }
+                                if (EN_set(state, CREN, AFCEN) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "EN set error");
+                                        return -1;
+                                }
+                                if (AFCEXEN_set(state, AFCEXEN, state->srate) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "AFCEXEN set error");
+                                        return -1;
+                                }
+                                swp_info_get2(state, state->srate, R, swp_freq, &afcex_freq, &fOSC, &AFCEX_L, &AFCEX_H);
+                                if (rf_val_set(state, fOSC, state->srate, R) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "rf val set error");
+                                        return -1;
+                                }
+                                if (afcex_data_set(state, AFCEX_L, AFCEX_H) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "afcex data set error");
+                                        return -1;
+                                }
+                                if (srst(state) < 0) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "srst error");
+                                        return -1;
+                                }
+                                wait_t = 7 + (10000 + state->srate / 2) / state->srate;
+                                if (wait_t == 0)
+                                        wait_t = 1;
+                                msleep_interruptible(wait_t);
+                                if (mb86a16_read(state, 0x37, &SIG1) != 2) {
+                                        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                                        return -EREMOTEIO;
+                                }
+
+                                if (SIG1 > 110) {
+                                        S2T = 4; S4T = 1; S5T = 6; ETH = 4; VIA = 6;
+                                        wait_t = 7 + (917504 + state->srate / 2) / state->srate;
+                                } else if (SIG1 > 105) {
+                                        S2T = 4; S4T = 2; S5T = 8; ETH = 7; VIA = 2;
+                                        wait_t = 7 + (1048576 + state->srate / 2) / state->srate;
+                                } else if (SIG1 > 85) {
+                                        S2T = 5; S4T = 2; S5T = 8; ETH = 7; VIA = 2;
+                                        wait_t = 7 + (1310720 + state->srate / 2) / state->srate;
+                                } else if (SIG1 > 65) {
+                                        S2T = 6; S4T = 2; S5T = 8; ETH = 7; VIA = 2;
+                                        wait_t = 7 + (1572864 + state->srate / 2) / state->srate;
+                                } else {
+                                        S2T = 7; S4T = 2; S5T = 8; ETH = 7; VIA = 2;
+                                        wait_t = 7 + (2097152 + state->srate / 2) / state->srate;
+                                }
+                                wait_t *= 2; /* FOS */
+                                S2T_set(state, S2T);
+                                S45T_set(state, S4T, S5T);
+                                Vi_set(state, ETH, VIA);
+                                srst(state);
+                                msleep_interruptible(wait_t);
+                                sync = sync_chk(state, &VIRM);
+                                dprintk(verbose, MB86A16_INFO, 1, "-------- Viterbi=[%d] SYNC=[%d] ---------", VIRM, sync);
+                                if (VIRM) {
+                                        if (VIRM == 4) {
+                                                /* 5/6 */
+                                                if (SIG1 > 110)
+                                                        wait_t = (786432 + state->srate / 2) / state->srate;
+                                                else
+                                                        wait_t = (1572864 + state->srate / 2) / state->srate;
+                                                if (state->srate < 5000)
+                                                        /* FIXME ! , should be a long wait ! */
+                                                        msleep_interruptible(wait_t);
+                                                else
+                                                        msleep_interruptible(wait_t);
+
+                                                if (sync_chk(state, &junk) == 0) {
+                                                        iq_vt_set(state, 1);
+                                                        FEC_srst(state);
+                                                }
+                                        }
+                                        /* 1/2, 2/3, 3/4, 7/8 */
+                                        if (SIG1 > 110)
+                                                wait_t = (786432 + state->srate / 2) / state->srate;
+                                        else
+                                                wait_t = (1572864 + state->srate / 2) / state->srate;
+                                        msleep_interruptible(wait_t);
+                                        SEQ_set(state, 1);
+                                } else {
+                                        dprintk(verbose, MB86A16_INFO, 1, "NO  -- SYNC");
+                                        SEQ_set(state, 1);
+                                        ret = -1;
+                                }
+                        }
+                } else {
+                        dprintk(verbose, MB86A16_INFO, 1, "NO  -- SIGNAL");
+                        ret = -1;
+                }
+
+                sync = sync_chk(state, &junk);
+                if (sync) {
+                        dprintk(verbose, MB86A16_INFO, 1, "******* SYNC *******");
+                        freqerr_chk(state, state->frequency, state->srate, 1);
+                        ret = 0;
+                        break;
+                }
+        }
+
+        mb86a16_read(state, 0x15, &agcval);
+        mb86a16_read(state, 0x26, &cnmval);
+        dprintk(verbose, MB86A16_INFO, 1, "AGC = %02x CNM = %02x", agcval, cnmval);
+
+        return ret;
+}
+
+static int mb86a16_send_diseqc_msg(struct dvb_frontend *fe,
+                                   struct dvb_diseqc_master_cmd *cmd)
+{
+        struct mb86a16_state *state = fe->demodulator_priv;
+        int i;
+        u8 regs;
+
+        if (mb86a16_write(state, MB86A16_DCC1, MB86A16_DCC1_DISTA) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_DCCOUT, 0x00) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_TONEOUT2, 0x04) < 0)
+                goto err;
+
+        regs = 0x18;
+
+        if (cmd->msg_len > 5 || cmd->msg_len < 4)
+                return -EINVAL;
+
+        for (i = 0; i < cmd->msg_len; i++) {
+                if (mb86a16_write(state, regs, cmd->msg[i]) < 0)
+                        goto err;
+
+                regs++;
+        }
+        i += 0x90;
+
+        msleep_interruptible(10);
+
+        if (mb86a16_write(state, MB86A16_DCC1, i) < 0)
+                goto err;
+        if (mb86a16_write(state, MB86A16_DCCOUT, MB86A16_DCCOUT_DISEN) < 0)
+                goto err;
+
+        return 0;
+
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int mb86a16_send_diseqc_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t burst)
+{
+        struct mb86a16_state *state = fe->demodulator_priv;
+
+        switch (burst) {
+        case SEC_MINI_A:
+                if (mb86a16_write(state, MB86A16_DCC1, MB86A16_DCC1_DISTA |
+                                                       MB86A16_DCC1_TBEN  |
+                                                       MB86A16_DCC1_TBO) < 0)
+                        goto err;
+                if (mb86a16_write(state, MB86A16_DCCOUT, MB86A16_DCCOUT_DISEN) < 0)
+                        goto err;
+                break;
+        case SEC_MINI_B:
+                if (mb86a16_write(state, MB86A16_DCC1, MB86A16_DCC1_DISTA |
+                                                       MB86A16_DCC1_TBEN) < 0)
+                        goto err;
+                if (mb86a16_write(state, MB86A16_DCCOUT, MB86A16_DCCOUT_DISEN) < 0)
+                        goto err;
+                break;
+        }
+
+        return 0;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int mb86a16_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
+{
+        struct mb86a16_state *state = fe->demodulator_priv;
+
+        switch (tone) {
+        case SEC_TONE_ON:
+                if (mb86a16_write(state, MB86A16_TONEOUT2, 0x00) < 0)
+                        goto err;
+                if (mb86a16_write(state, MB86A16_DCC1, MB86A16_DCC1_DISTA |
+                                                       MB86A16_DCC1_CTOE) < 0)
+
+                        goto err;
+                if (mb86a16_write(state, MB86A16_DCCOUT, MB86A16_DCCOUT_DISEN) < 0)
+                        goto err;
+                break;
+        case SEC_TONE_OFF:
+                if (mb86a16_write(state, MB86A16_TONEOUT2, 0x04) < 0)
+                        goto err;
+                if (mb86a16_write(state, MB86A16_DCC1, MB86A16_DCC1_DISTA) < 0)
+                        goto err;
+                if (mb86a16_write(state, MB86A16_DCCOUT, 0x00) < 0)
+                        goto err;
+                break;
+        default:
+                return -EINVAL;
+        }
+        return 0;
+
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static enum dvbfe_search mb86a16_search(struct dvb_frontend *fe,
+                                        struct dvb_frontend_parameters *p)
+{
+        struct mb86a16_state *state = fe->demodulator_priv;
+
+        state->frequency = p->frequency / 1000;
+        state->srate = p->u.qpsk.symbol_rate / 1000;
+
+        if (!mb86a16_set_fe(state)) {
+                dprintk(verbose, MB86A16_ERROR, 1, "Succesfully acquired LOCK");
+                return DVBFE_ALGO_SEARCH_SUCCESS;
+        }
+
+        dprintk(verbose, MB86A16_ERROR, 1, "Lock acquisition failed!");
+        return DVBFE_ALGO_SEARCH_FAILED;
+}
+
+static void mb86a16_release(struct dvb_frontend *fe)
+{
+        struct mb86a16_state *state = fe->demodulator_priv;
+        kfree(state);
+}
+
+static int mb86a16_init(struct dvb_frontend *fe)
+{
+        return 0;
+}
+
+static int mb86a16_sleep(struct dvb_frontend *fe)
+{
+        return 0;
+}
+
+static int mb86a16_read_ber(struct dvb_frontend *fe, u32 *ber)
+{
+        u8 ber_mon, ber_tab, ber_lsb, ber_mid, ber_msb, ber_tim, ber_rst;
+        u32 timer;
+
+        struct mb86a16_state *state = fe->demodulator_priv;
+
+        *ber = 0;
+        if (mb86a16_read(state, MB86A16_BERMON, &ber_mon) != 2)
+                goto err;
+        if (mb86a16_read(state, MB86A16_BERTAB, &ber_tab) != 2)
+                goto err;
+        if (mb86a16_read(state, MB86A16_BERLSB, &ber_lsb) != 2)
+                goto err;
+        if (mb86a16_read(state, MB86A16_BERMID, &ber_mid) != 2)
+                goto err;
+        if (mb86a16_read(state, MB86A16_BERMSB, &ber_msb) != 2)
+                goto err;
+        /* BER monitor invalid when BER_EN = 0  */
+        if (ber_mon & 0x04) {
+                /* coarse, fast calculation     */
+                *ber = ber_tab & 0x1f;
+                dprintk(verbose, MB86A16_DEBUG, 1, "BER coarse=[0x%02x]", *ber);
+                if (ber_mon & 0x01) {
+                        /*
+                         * BER_SEL = 1, The monitored BER is the estimated
+                         * value with a Reed-Solomon decoder error amount at
+                         * the deinterleaver output.
+                         * monitored BER is expressed as a 20 bit output in total
+                         */
+                        ber_rst = ber_mon >> 3;
+                        *ber = (((ber_msb << 8) | ber_mid) << 8) | ber_lsb;
+                        if (ber_rst == 0)
+                                timer =  12500000;
+                        if (ber_rst == 1)
+                                timer =  25000000;
+                        if (ber_rst == 2)
+                                timer =  50000000;
+                        if (ber_rst == 3)
+                                timer = 100000000;
+
+                        *ber /= timer;
+                        dprintk(verbose, MB86A16_DEBUG, 1, "BER fine=[0x%02x]", *ber);
+                } else {
+                        /*
+                         * BER_SEL = 0, The monitored BER is the estimated
+                         * value with a Viterbi decoder error amount at the
+                         * QPSK demodulator output.
+                         * monitored BER is expressed as a 24 bit output in total
+                         */
+                        ber_tim = ber_mon >> 1;
+                        *ber = (((ber_msb << 8) | ber_mid) << 8) | ber_lsb;
+                        if (ber_tim == 0)
+                                timer = 16;
+                        if (ber_tim == 1)
+                                timer = 24;
+
+                        *ber /= 2 ^ timer;
+                        dprintk(verbose, MB86A16_DEBUG, 1, "BER fine=[0x%02x]", *ber);
+                }
+        }
+        return 0;
+err:
+        dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+        return -EREMOTEIO;
+}
+
+static int mb86a16_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
+{
+        u8 agcm = 0;
+        struct mb86a16_state *state = fe->demodulator_priv;
+
+        *strength = 0;
+        if (mb86a16_read(state, MB86A16_AGCM, &agcm) != 2) {
+                dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                return -EREMOTEIO;
+        }
+
+        *strength = ((0xff - agcm) * 100) / 256;
+        dprintk(verbose, MB86A16_DEBUG, 1, "Signal strength=[%d %%]", (u8) *strength);
+        *strength = (0xffff - 0xff) + agcm;
+
+        return 0;
+}
+
+struct cnr {
+        u8 cn_reg;
+        u8 cn_val;
+};
+
+static const struct cnr cnr_tab[] = {
+        {  35,  2 },
+        {  40,  3 },
+        {  50,  4 },
+        {  60,  5 },
+        {  70,  6 },
+        {  80,  7 },
+        {  92,  8 },
+        { 103,  9 },
+        { 115, 10 },
+        { 138, 12 },
+        { 162, 15 },
+        { 180, 18 },
+        { 185, 19 },
+        { 189, 20 },
+        { 195, 22 },
+        { 199, 24 },
+        { 201, 25 },
+        { 202, 26 },
+        { 203, 27 },
+        { 205, 28 },
+        { 208, 30 }
+};
+
+static int mb86a16_read_snr(struct dvb_frontend *fe, u16 *snr)
+{
+        struct mb86a16_state *state = fe->demodulator_priv;
+        int i = 0;
+        int low_tide = 2, high_tide = 30, q_level;
+        u8  cn;
+
+        *snr = 0;
+        if (mb86a16_read(state, 0x26, &cn) != 2) {
+                dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                return -EREMOTEIO;
+        }
+
+        for (i = 0; i < ARRAY_SIZE(cnr_tab); i++) {
+                if (cn < cnr_tab[i].cn_reg) {
+                        *snr = cnr_tab[i].cn_val;
+                        break;
+                }
+        }
+        q_level = (*snr * 100) / (high_tide - low_tide);
+        dprintk(verbose, MB86A16_ERROR, 1, "SNR (Quality) = [%d dB], Level=%d %%", *snr, q_level);
+        *snr = (0xffff - 0xff) + *snr;
+
+        return 0;
+}
+
+static int mb86a16_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
+{
+        u8 dist;
+        struct mb86a16_state *state = fe->demodulator_priv;
+
+        if (mb86a16_read(state, MB86A16_DISTMON, &dist) != 2) {
+                dprintk(verbose, MB86A16_ERROR, 1, "I2C transfer error");
+                return -EREMOTEIO;
+        }
+        *ucblocks = dist;
+
+        return 0;
+}
+
+static enum dvbfe_algo mb86a16_frontend_algo(struct dvb_frontend *fe)
+{
+        return DVBFE_ALGO_CUSTOM;
+}
+
+static struct dvb_frontend_ops mb86a16_ops = {
+        .info = {
+                .name                   = "Fujitsu MB86A16 DVB-S",
+                .type                   = FE_QPSK,
+                .frequency_min          = 950000,
+                .frequency_max          = 2150000,
+                .frequency_stepsize     = 3000,
+                .frequency_tolerance    = 0,
+                .symbol_rate_min        = 1000000,
+                .symbol_rate_max        = 45000000,
+                .symbol_rate_tolerance  = 500,
+                .caps                   = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 |
+                                          FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 |
+                                          FE_CAN_FEC_7_8 | FE_CAN_QPSK    |
+                                          FE_CAN_FEC_AUTO
+        },
+        .release                        = mb86a16_release,
+
+        .get_frontend_algo              = mb86a16_frontend_algo,
+        .search                         = mb86a16_search,
+        .read_status                    = mb86a16_read_status,
+        .init                           = mb86a16_init,
+        .sleep                          = mb86a16_sleep,
+        .read_status                    = mb86a16_read_status,
+
+        .read_ber                       = mb86a16_read_ber,
+        .read_signal_strength           = mb86a16_read_signal_strength,
+        .read_snr                       = mb86a16_read_snr,
+        .read_ucblocks                  = mb86a16_read_ucblocks,
+
+        .diseqc_send_master_cmd         = mb86a16_send_diseqc_msg,
+        .diseqc_send_burst              = mb86a16_send_diseqc_burst,
+        .set_tone                       = mb86a16_set_tone,
+};
+
+struct dvb_frontend *mb86a16_attach(const struct mb86a16_config *config,
+                                    struct i2c_adapter *i2c_adap)
+{
+        u8 dev_id = 0;
+        struct mb86a16_state *state = NULL;
+
+        state = kmalloc(sizeof(struct mb86a16_state), GFP_KERNEL);
+        if (state == NULL)
+                goto error;
+
+        state->config = config;
+        state->i2c_adap = i2c_adap;
+
+        mb86a16_read(state, 0x7f, &dev_id);
+        if (dev_id != 0xfe)
+                goto error;
+
+        memcpy(&state->frontend.ops, &mb86a16_ops, sizeof(struct dvb_frontend_ops));
+        state->frontend.demodulator_priv = state;
+        state->frontend.ops.set_voltage = state->config->set_voltage;
+
+        return &state->frontend;
+error:
+        kfree(state);
+        return NULL;
+}
+EXPORT_SYMBOL(mb86a16_attach);
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Manu Abraham");
diff --git a/drivers/media/dvb/frontends/mb86a16.h b/drivers/media/dvb/frontends/mb86a16.h
new file mode 100644
index 000000000000..6ea8c376394f
--- /dev/null
+++ b/drivers/media/dvb/frontends/mb86a16.h
@@ -0,0 +1,52 @@
+/*
+        Fujitsu MB86A16 DVB-S/DSS DC Receiver driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MB86A16_H
+#define __MB86A16_H
+
+#include <linux/dvb/frontend.h>
+#include "dvb_frontend.h"
+
+
+struct mb86a16_config {
+        u8 demod_address;
+
+        int (*set_voltage)(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
+};
+
+
+
+#if defined(CONFIG_DVB_MB86A16) || (defined(CONFIG_DVB_MB86A16_MODULE) && defined(MODULE))
+
+extern struct dvb_frontend *mb86a16_attach(const struct mb86a16_config *config,
+                                           struct i2c_adapter *i2c_adap);
+
+#else
+
+static inline struct dvb_frontend *mb86a16_attach(const struct mb86a16_config *config,
+                                           struct i2c_adapter *i2c_adap)
+{
+        printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
+        return NULL;
+}
+
+#endif /* CONFIG_DVB_MB86A16 */
+
+#endif /* __MB86A16_H */
diff --git a/drivers/media/dvb/frontends/mb86a16_priv.h b/drivers/media/dvb/frontends/mb86a16_priv.h
new file mode 100644
index 000000000000..360a35acfe84
--- /dev/null
+++ b/drivers/media/dvb/frontends/mb86a16_priv.h
@@ -0,0 +1,151 @@
+/*
+        Fujitsu MB86A16 DVB-S/DSS DC Receiver driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MB86A16_PRIV_H
+#define __MB86A16_PRIV_H
+
+#define MB86A16_TSOUT           0x00
+#define MB86A16_TSOUT_HIZSEL    (0x01 << 5)
+#define MB86A16_TSOUT_HIZCNTI   (0x01 << 4)
+#define MB86A16_TSOUT_MODE      (0x01 << 3)
+#define MB86A16_TSOUT_ORDER     (0x01 << 2)
+#define MB86A16_TSOUT_ERROR     (0x01 << 1)
+#define Mb86A16_TSOUT_EDGE      (0x01 << 0)
+
+#define MB86A16_FEC             0x01
+#define MB86A16_FEC_FSYNC       (0x01 << 5)
+#define MB86A16_FEC_PCKB8       (0x01 << 4)
+#define MB86A16_FEC_DVDS        (0x01 << 3)
+#define MB86A16_FEC_EREN        (0x01 << 2)
+#define Mb86A16_FEC_RSEN        (0x01 << 1)
+#define MB86A16_FEC_DIEN        (0x01 << 0)
+
+#define MB86A16_AGC             0x02
+#define MB86A16_AGC_AGMD        (0x01 << 6)
+#define MB86A16_AGC_AGCW        (0x0f << 2)
+#define MB86A16_AGC_AGCP        (0x01 << 1)
+#define MB86A16_AGC_AGCR        (0x01 << 0)
+
+#define MB86A16_SRATE1          0x03
+#define MB86A16_SRATE1_DECI     (0x07 << 2)
+#define MB86A16_SRATE1_CSEL     (0x01 << 1)
+#define MB86A16_SRATE1_RSEL     (0x01 << 0)
+
+#define MB86A16_SRATE2          0x04
+#define MB86A16_SRATE2_STOFSL   (0xff << 0)
+
+#define MB86A16_SRATE3          0x05
+#define MB86A16_SRATE2_STOFSH   (0xff << 0)
+
+#define MB86A16_VITERBI         0x06
+#define MB86A16_FRAMESYNC       0x07
+#define MB86A16_CRLFILTCOEF1    0x08
+#define MB86A16_CRLFILTCOEF2    0x09
+#define MB86A16_STRFILTCOEF1    0x0a
+#define MB86A16_STRFILTCOEF2    0x0b
+#define MB86A16_RESET           0x0c
+#define MB86A16_STATUS          0x0d
+#define MB86A16_AFCML           0x0e
+#define MB86A16_AFCMH           0x0f
+#define MB86A16_BERMON          0x10
+#define MB86A16_BERTAB          0x11
+#define MB86A16_BERLSB          0x12
+#define MB86A16_BERMID          0x13
+#define MB86A16_BERMSB          0x14
+#define MB86A16_AGCM            0x15
+
+#define MB86A16_DCC1            0x16
+#define MB86A16_DCC1_DISTA      (0x01 << 7)
+#define MB86A16_DCC1_PRTY       (0x01 << 6)
+#define MB86A16_DCC1_CTOE       (0x01 << 5)
+#define MB86A16_DCC1_TBEN       (0x01 << 4)
+#define MB86A16_DCC1_TBO        (0x01 << 3)
+#define MB86A16_DCC1_NUM        (0x07 << 0)
+
+#define MB86A16_DCC2            0x17
+#define MB86A16_DCC2_DCBST      (0x01 << 0)
+
+#define MB86A16_DCC3            0x18
+#define MB86A16_DCC3_CODE0      (0xff << 0)
+
+#define MB86A16_DCC4            0x19
+#define MB86A16_DCC4_CODE1      (0xff << 0)
+
+#define MB86A16_DCC5            0x1a
+#define MB86A16_DCC5_CODE2      (0xff << 0)
+
+#define MB86A16_DCC6            0x1b
+#define MB86A16_DCC6_CODE3      (0xff << 0)
+
+#define MB86A16_DCC7            0x1c
+#define MB86A16_DCC7_CODE4      (0xff << 0)
+
+#define MB86A16_DCC8            0x1d
+#define MB86A16_DCC8_CODE5      (0xff << 0)
+
+#define MB86A16_DCCOUT          0x1e
+#define MB86A16_DCCOUT_DISEN    (0x01 << 0)
+
+#define MB86A16_TONEOUT1        0x1f
+#define MB86A16_TONE_TDIVL      (0xff << 0)
+
+#define MB86A16_TONEOUT2        0x20
+#define MB86A16_TONE_TMD        (0x03 << 2)
+#define MB86A16_TONE_TDIVH      (0x03 << 0)
+
+#define MB86A16_FREQ1           0x21
+#define MB86A16_FREQ2           0x22
+#define MB86A16_FREQ3           0x23
+#define MB86A16_FREQ4           0x24
+#define MB86A16_FREQSET         0x25
+#define MB86A16_CNM             0x26
+#define MB86A16_PORT0           0x27
+#define MB86A16_PORT1           0x28
+#define MB86A16_DRCFILT         0x29
+#define MB86A16_AFC             0x2a
+#define MB86A16_AFCEXL          0x2b
+#define MB86A16_AFCEXH          0x2c
+#define MB86A16_DAGC            0x2d
+#define MB86A16_SEQMODE         0x32
+#define MB86A16_S0S1T           0x33
+#define MB86A16_S2S3T           0x34
+#define MB86A16_S4S5T           0x35
+#define MB86A16_CNTMR           0x36
+#define MB86A16_SIG1            0x37
+#define MB86A16_SIG2            0x38
+#define MB86A16_VIMAG           0x39
+#define MB86A16_VISET1          0x3a
+#define MB86A16_VISET2          0x3b
+#define MB86A16_VISET3          0x3c
+#define MB86A16_FAGCS1          0x3d
+#define MB86A16_FAGCS2          0x3e
+#define MB86A16_FAGCS3          0x3f
+#define MB86A16_FAGCS4          0x40
+#define MB86A16_FAGCS5          0x41
+#define MB86A16_FAGCS6          0x42
+#define MB86A16_CRM             0x43
+#define MB86A16_STRM            0x44
+#define MB86A16_DAGCML          0x45
+#define MB86A16_DAGCMH          0x46
+#define MB86A16_QPSKTST         0x49
+#define MB86A16_DISTMON         0x52
+#define MB86A16_VERSION         0x7f
+
+#endif /* __MB86A16_PRIV_H */
diff --git a/drivers/media/dvb/frontends/tda10021.c b/drivers/media/dvb/frontends/tda10021.c
index 6c1dbf9288d8..6ca533ea0f0e 100644
--- a/drivers/media/dvb/frontends/tda10021.c
+++ b/drivers/media/dvb/frontends/tda10021.c
@@ -426,6 +426,10 @@ struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
         id = tda10021_readreg(state, 0x1a);
         if ((id & 0xf0) != 0x70) goto error;
 
+        /* Don't claim TDA10023 */
+        if (id == 0x7d)
+                goto error;
+
         printk("TDA10021: i2c-addr = 0x%02x, id = 0x%02x\n",
                state->config->demod_address, id);
 
diff --git a/drivers/media/dvb/frontends/tda665x.c b/drivers/media/dvb/frontends/tda665x.c
new file mode 100644
index 000000000000..87d52739c828
--- /dev/null
+++ b/drivers/media/dvb/frontends/tda665x.c
@@ -0,0 +1,257 @@
+/*
+        TDA665x tuner driver
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+#include "dvb_frontend.h"
+#include "tda665x.h"
+
+struct tda665x_state {
+        struct dvb_frontend             *fe;
+        struct i2c_adapter              *i2c;
+        const struct tda665x_config     *config;
+
+        u32 frequency;
+        u32 bandwidth;
+};
+
+static int tda665x_read(struct tda665x_state *state, u8 *buf)
+{
+        const struct tda665x_config *config = state->config;
+        int err = 0;
+        struct i2c_msg msg = { .addr = config->addr, .flags = I2C_M_RD, .buf = buf, .len = 2 };
+
+        err = i2c_transfer(state->i2c, &msg, 1);
+        if (err != 1)
+                goto exit;
+
+        return err;
+exit:
+        printk(KERN_ERR "%s: I/O Error err=<%d>\n", __func__, err);
+        return err;
+}
+
+static int tda665x_write(struct tda665x_state *state, u8 *buf, u8 length)
+{
+        const struct tda665x_config *config = state->config;
+        int err = 0;
+        struct i2c_msg msg = { .addr = config->addr, .flags = 0, .buf = buf, .len = length };
+
+        err = i2c_transfer(state->i2c, &msg, 1);
+        if (err != 1)
+                goto exit;
+
+        return err;
+exit:
+        printk(KERN_ERR "%s: I/O Error err=<%d>\n", __func__, err);
+        return err;
+}
+
+static int tda665x_get_state(struct dvb_frontend *fe,
+                             enum tuner_param param,
+                             struct tuner_state *tstate)
+{
+        struct tda665x_state *state = fe->tuner_priv;
+        int err = 0;
+
+        switch (param) {
+        case DVBFE_TUNER_FREQUENCY:
+                tstate->frequency = state->frequency;
+                break;
+        case DVBFE_TUNER_BANDWIDTH:
+                break;
+        default:
+                printk(KERN_ERR "%s: Unknown parameter (param=%d)\n", __func__, param);
+                err = -EINVAL;
+                break;
+        }
+
+        return err;
+}
+
+static int tda665x_get_status(struct dvb_frontend *fe, u32 *status)
+{
+        struct tda665x_state *state = fe->tuner_priv;
+        u8 result = 0;
+        int err = 0;
+
+        *status = 0;
+
+        err = tda665x_read(state, &result);
+        if (err < 0)
+                goto exit;
+
+        if ((result >> 6) & 0x01) {
+                printk(KERN_DEBUG "%s: Tuner Phase Locked\n", __func__);
+                *status = 1;
+        }
+
+        return err;
+exit:
+        printk(KERN_ERR "%s: I/O Error\n", __func__);
+        return err;
+}
+
+static int tda665x_set_state(struct dvb_frontend *fe,
+                             enum tuner_param param,
+                             struct tuner_state *tstate)
+{
+        struct tda665x_state *state = fe->tuner_priv;
+        const struct tda665x_config *config = state->config;
+        u32 frequency, status = 0;
+        u8 buf[4];
+        int err = 0;
+
+        if (param & DVBFE_TUNER_FREQUENCY) {
+
+                frequency = tstate->frequency;
+                if ((frequency < config->frequency_max) || (frequency > config->frequency_min)) {
+                        printk(KERN_ERR "%s: Frequency beyond limits, frequency=%d\n", __func__, frequency);
+                        return -EINVAL;
+                }
+
+                frequency += config->frequency_offst;
+                frequency *= config->ref_multiplier;
+                frequency += config->ref_divider >> 1;
+                frequency /= config->ref_divider;
+
+                buf[0] = (u8) (frequency & 0x7f00) >> 8;
+                buf[1] = (u8) (frequency & 0x00ff) >> 0;
+                buf[2] = 0x80 | 0x40 | 0x02;
+                buf[3] = 0x00;
+
+                /* restore frequency */
+                frequency = tstate->frequency;
+
+                if (frequency < 153000000) {
+                        /* VHF-L */
+                        buf[3] |= 0x01; /* fc, Low Band, 47 - 153 MHz */
+                        if (frequency < 68000000)
+                                buf[3] |= 0x40; /* 83uA */
+                        if (frequency < 1040000000)
+                                buf[3] |= 0x60; /* 122uA */
+                        if (frequency < 1250000000)
+                                buf[3] |= 0x80; /* 163uA */
+                        else
+                                buf[3] |= 0xa0; /* 254uA */
+                } else if (frequency < 438000000) {
+                        /* VHF-H */
+                        buf[3] |= 0x02; /* fc, Mid Band, 153 - 438 MHz */
+                        if (frequency < 230000000)
+                                buf[3] |= 0x40;
+                        if (frequency < 300000000)
+                                buf[3] |= 0x60;
+                        else
+                                buf[3] |= 0x80;
+                } else {
+                        /* UHF */
+                        buf[3] |= 0x04; /* fc, High Band, 438 - 862 MHz */
+                        if (frequency < 470000000)
+                                buf[3] |= 0x60;
+                        if (frequency < 526000000)
+                                buf[3] |= 0x80;
+                        else
+                                buf[3] |= 0xa0;
+                }
+
+                /* Set params */
+                err = tda665x_write(state, buf, 5);
+                if (err < 0)
+                        goto exit;
+
+                /* sleep for some time */
+                printk(KERN_DEBUG "%s: Waiting to Phase LOCK\n", __func__);
+                msleep(20);
+                /* check status */
+                err = tda665x_get_status(fe, &status);
+                if (err < 0)
+                        goto exit;
+
+                if (status == 1) {
+                        printk(KERN_DEBUG "%s: Tuner Phase locked: status=%d\n", __func__, status);
+                        state->frequency = frequency; /* cache successful state */
+                } else {
+                        printk(KERN_ERR "%s: No Phase lock: status=%d\n", __func__, status);
+                }
+        } else {
+                printk(KERN_ERR "%s: Unknown parameter (param=%d)\n", __func__, param);
+                return -EINVAL;
+        }
+
+        return 0;
+exit:
+        printk(KERN_ERR "%s: I/O Error\n", __func__);
+        return err;
+}
+
+static int tda665x_release(struct dvb_frontend *fe)
+{
+        struct tda665x_state *state = fe->tuner_priv;
+
+        fe->tuner_priv = NULL;
+        kfree(state);
+        return 0;
+}
+
+static struct dvb_tuner_ops tda665x_ops = {
+
+        .set_state      = tda665x_set_state,
+        .get_state      = tda665x_get_state,
+        .get_status     = tda665x_get_status,
+        .release        = tda665x_release
+};
+
+struct dvb_frontend *tda665x_attach(struct dvb_frontend *fe,
+                                    const struct tda665x_config *config,
+                                    struct i2c_adapter *i2c)
+{
+        struct tda665x_state *state = NULL;
+        struct dvb_tuner_info *info;
+
+        state = kzalloc(sizeof(struct tda665x_state), GFP_KERNEL);
+        if (state == NULL)
+                goto exit;
+
+        state->config           = config;
+        state->i2c              = i2c;
+        state->fe               = fe;
+        fe->tuner_priv          = state;
+        fe->ops.tuner_ops       = tda665x_ops;
+        info                     = &fe->ops.tuner_ops.info;
+
+        memcpy(info->name, config->name, sizeof(config->name));
+        info->frequency_min     = config->frequency_min;
+        info->frequency_max     = config->frequency_max;
+        info->frequency_step    = config->frequency_offst;
+
+        printk(KERN_DEBUG "%s: Attaching TDA665x (%s) tuner\n", __func__, info->name);
+
+        return fe;
+
+exit:
+        kfree(state);
+        return NULL;
+}
+EXPORT_SYMBOL(tda665x_attach);
+
+MODULE_DESCRIPTION("TDA665x driver");
+MODULE_AUTHOR("Manu Abraham");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/frontends/tda665x.h b/drivers/media/dvb/frontends/tda665x.h
new file mode 100644
index 000000000000..ec7927aa75ae
--- /dev/null
+++ b/drivers/media/dvb/frontends/tda665x.h
@@ -0,0 +1,52 @@
+/*
+        TDA665x tuner driver
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __TDA665x_H
+#define __TDA665x_H
+
+struct tda665x_config {
+        char name[128];
+
+        u8      addr;
+        u32     frequency_min;
+        u32     frequency_max;
+        u32     frequency_offst;
+        u32     ref_multiplier;
+        u32     ref_divider;
+};
+
+#if defined(CONFIG_DVB_TDA665x) || (defined(CONFIG_DVB_TDA665x_MODULE) && defined(MODULE))
+
+extern struct dvb_frontend *tda665x_attach(struct dvb_frontend *fe,
+                                           const struct tda665x_config *config,
+                                           struct i2c_adapter *i2c);
+
+#else
+
+static inline struct dvb_frontend *tda665x_attach(struct dvb_frontend *fe,
+                                                  const struct tda665x_config *config,
+                                                  struct i2c_adapter *i2c)
+{
+        printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
+        return NULL;
+}
+
+#endif /* CONFIG_DVB_TDA665x */
+
+#endif /* __TDA665x_H */
diff --git a/drivers/media/dvb/mantis/Kconfig b/drivers/media/dvb/mantis/Kconfig
new file mode 100644
index 000000000000..f7b72a32adf3
--- /dev/null
+++ b/drivers/media/dvb/mantis/Kconfig
@@ -0,0 +1,32 @@
+config MANTIS_CORE
+        tristate "Mantis/Hopper PCI bridge based devices"
+        depends on PCI && I2C && INPUT
+
+        help
+          Support for PCI cards based on the Mantis and Hopper PCi bridge.
+
+          Say Y if you own such a device and want to use it.
+
+config DVB_MANTIS
+        tristate "MANTIS based cards"
+        depends on MANTIS_CORE && DVB_CORE && PCI && I2C
+        select DVB_MB86A16
+        select DVB_ZL10353
+        select DVB_STV0299
+        select DVB_PLL
+        help
+          Support for PCI cards based on the Mantis PCI bridge.
+          Say Y when you have a Mantis based DVB card and want to use it.
+
+          If unsure say N.
+
+config DVB_HOPPER
+        tristate "HOPPER based cards"
+        depends on MANTIS_CORE && DVB_CORE && PCI && I2C
+        select DVB_ZL10353
+        select DVB_PLL
+        help
+          Support for PCI cards based on the Hopper  PCI bridge.
+          Say Y when you have a Hopper based DVB card and want to use it.
+
+          If unsure say N
diff --git a/drivers/media/dvb/mantis/Makefile b/drivers/media/dvb/mantis/Makefile
new file mode 100644
index 000000000000..98dc5cd258ac
--- /dev/null
+++ b/drivers/media/dvb/mantis/Makefile
@@ -0,0 +1,28 @@
+mantis_core-objs :=     mantis_ioc.o    \
+                        mantis_uart.o   \
+                        mantis_dma.o    \
+                        mantis_pci.o    \
+                        mantis_i2c.o    \
+                        mantis_dvb.o    \
+                        mantis_evm.o    \
+                        mantis_hif.o    \
+                        mantis_ca.o     \
+                        mantis_pcmcia.o \
+                        mantis_input.o
+
+mantis-objs     :=      mantis_cards.o  \
+                        mantis_vp1033.o \
+                        mantis_vp1034.o \
+                        mantis_vp1041.o \
+                        mantis_vp2033.o \
+                        mantis_vp2040.o \
+                        mantis_vp3030.o
+
+hopper-objs     :=      hopper_cards.o  \
+                        hopper_vp3028.o
+
+obj-$(CONFIG_MANTIS_CORE)       += mantis_core.o
+obj-$(CONFIG_DVB_MANTIS)        += mantis.o
+obj-$(CONFIG_DVB_HOPPER)        += hopper.o
+
+EXTRA_CFLAGS = -Idrivers/media/dvb/dvb-core/ -Idrivers/media/dvb/frontends/
diff --git a/drivers/media/dvb/mantis/hopper_cards.c b/drivers/media/dvb/mantis/hopper_cards.c
new file mode 100644
index 000000000000..d073c61e3c0d
--- /dev/null
+++ b/drivers/media/dvb/mantis/hopper_cards.c
@@ -0,0 +1,275 @@
+/*
+        Hopper PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <asm/irq.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "hopper_vp3028.h"
+#include "mantis_dma.h"
+#include "mantis_dvb.h"
+#include "mantis_uart.h"
+#include "mantis_ioc.h"
+#include "mantis_pci.h"
+#include "mantis_i2c.h"
+#include "mantis_reg.h"
+
+static unsigned int verbose;
+module_param(verbose, int, 0644);
+MODULE_PARM_DESC(verbose, "verbose startup messages, default is 1 (yes)");
+
+#define DRIVER_NAME     "Hopper"
+
+static char *label[10] = {
+        "DMA",
+        "IRQ-0",
+        "IRQ-1",
+        "OCERR",
+        "PABRT",
+        "RIPRR",
+        "PPERR",
+        "FTRGT",
+        "RISCI",
+        "RACK"
+};
+
+static int devs;
+
+static irqreturn_t hopper_irq_handler(int irq, void *dev_id)
+{
+        u32 stat = 0, mask = 0, lstat = 0, mstat = 0;
+        u32 rst_stat = 0, rst_mask = 0;
+
+        struct mantis_pci *mantis;
+        struct mantis_ca *ca;
+
+        mantis = (struct mantis_pci *) dev_id;
+        if (unlikely(mantis == NULL)) {
+                dprintk(MANTIS_ERROR, 1, "Mantis == NULL");
+                return IRQ_NONE;
+        }
+        ca = mantis->mantis_ca;
+
+        stat = mmread(MANTIS_INT_STAT);
+        mask = mmread(MANTIS_INT_MASK);
+        mstat = lstat = stat & ~MANTIS_INT_RISCSTAT;
+        if (!(stat & mask))
+                return IRQ_NONE;
+
+        rst_mask  = MANTIS_GPIF_WRACK  |
+                    MANTIS_GPIF_OTHERR |
+                    MANTIS_SBUF_WSTO   |
+                    MANTIS_GPIF_EXTIRQ;
+
+        rst_stat  = mmread(MANTIS_GPIF_STATUS);
+        rst_stat &= rst_mask;
+        mmwrite(rst_stat, MANTIS_GPIF_STATUS);
+
+        mantis->mantis_int_stat = stat;
+        mantis->mantis_int_mask = mask;
+        dprintk(MANTIS_DEBUG, 0, "\n-- Stat=<%02x> Mask=<%02x> --", stat, mask);
+        if (stat & MANTIS_INT_RISCEN) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[0]);
+        }
+        if (stat & MANTIS_INT_IRQ0) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[1]);
+                mantis->gpif_status = rst_stat;
+                wake_up(&ca->hif_write_wq);
+                schedule_work(&ca->hif_evm_work);
+        }
+        if (stat & MANTIS_INT_IRQ1) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[2]);
+                schedule_work(&mantis->uart_work);
+        }
+        if (stat & MANTIS_INT_OCERR) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[3]);
+        }
+        if (stat & MANTIS_INT_PABORT) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[4]);
+        }
+        if (stat & MANTIS_INT_RIPERR) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[5]);
+        }
+        if (stat & MANTIS_INT_PPERR) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[6]);
+        }
+        if (stat & MANTIS_INT_FTRGT) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[7]);
+        }
+        if (stat & MANTIS_INT_RISCI) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[8]);
+                mantis->finished_block = (stat & MANTIS_INT_RISCSTAT) >> 28;
+                tasklet_schedule(&mantis->tasklet);
+        }
+        if (stat & MANTIS_INT_I2CDONE) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[9]);
+                wake_up(&mantis->i2c_wq);
+        }
+        mmwrite(stat, MANTIS_INT_STAT);
+        stat &= ~(MANTIS_INT_RISCEN   | MANTIS_INT_I2CDONE |
+                  MANTIS_INT_I2CRACK  | MANTIS_INT_PCMCIA7 |
+                  MANTIS_INT_PCMCIA6  | MANTIS_INT_PCMCIA5 |
+                  MANTIS_INT_PCMCIA4  | MANTIS_INT_PCMCIA3 |
+                  MANTIS_INT_PCMCIA2  | MANTIS_INT_PCMCIA1 |
+                  MANTIS_INT_PCMCIA0  | MANTIS_INT_IRQ1    |
+                  MANTIS_INT_IRQ0     | MANTIS_INT_OCERR   |
+                  MANTIS_INT_PABORT   | MANTIS_INT_RIPERR  |
+                  MANTIS_INT_PPERR    | MANTIS_INT_FTRGT   |
+                  MANTIS_INT_RISCI);
+
+        if (stat)
+                dprintk(MANTIS_DEBUG, 0, "<Unknown> Stat=<%02x> Mask=<%02x>", stat, mask);
+
+        dprintk(MANTIS_DEBUG, 0, "\n");
+        return IRQ_HANDLED;
+}
+
+static int __devinit hopper_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id)
+{
+        struct mantis_pci *mantis;
+        struct mantis_hwconfig *config;
+        int err = 0;
+
+        mantis = kzalloc(sizeof(struct mantis_pci), GFP_KERNEL);
+        if (mantis == NULL) {
+                printk(KERN_ERR "%s ERROR: Out of memory\n", __func__);
+                err = -ENOMEM;
+                goto fail0;
+        }
+
+        mantis->num             = devs;
+        mantis->verbose         = verbose;
+        mantis->pdev            = pdev;
+        config                  = (struct mantis_hwconfig *) pci_id->driver_data;
+        config->irq_handler     = &hopper_irq_handler;
+        mantis->hwconfig        = config;
+
+        err = mantis_pci_init(mantis);
+        if (err) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis PCI initialization failed <%d>", err);
+                goto fail1;
+        }
+
+        err = mantis_stream_control(mantis, STREAM_TO_HIF);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis stream control failed <%d>", err);
+                goto fail1;
+        }
+
+        err = mantis_i2c_init(mantis);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis I2C initialization failed <%d>", err);
+                goto fail2;
+        }
+
+        err = mantis_get_mac(mantis);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis MAC address read failed <%d>", err);
+                goto fail2;
+        }
+
+        err = mantis_dma_init(mantis);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis DMA initialization failed <%d>", err);
+                goto fail3;
+        }
+
+        err = mantis_dvb_init(mantis);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis DVB initialization failed <%d>", err);
+                goto fail4;
+        }
+        devs++;
+
+        return err;
+
+fail4:
+        dprintk(MANTIS_ERROR, 1, "ERROR: Mantis DMA exit! <%d>", err);
+        mantis_dma_exit(mantis);
+
+fail3:
+        dprintk(MANTIS_ERROR, 1, "ERROR: Mantis I2C exit! <%d>", err);
+        mantis_i2c_exit(mantis);
+
+fail2:
+        dprintk(MANTIS_ERROR, 1, "ERROR: Mantis PCI exit! <%d>", err);
+        mantis_pci_exit(mantis);
+
+fail1:
+        dprintk(MANTIS_ERROR, 1, "ERROR: Mantis free! <%d>", err);
+        kfree(mantis);
+
+fail0:
+        return err;
+}
+
+static void __devexit hopper_pci_remove(struct pci_dev *pdev)
+{
+        struct mantis_pci *mantis = pci_get_drvdata(pdev);
+
+        if (mantis) {
+                mantis_dvb_exit(mantis);
+                mantis_dma_exit(mantis);
+                mantis_i2c_exit(mantis);
+                mantis_pci_exit(mantis);
+                kfree(mantis);
+        }
+        return;
+
+}
+
+static struct pci_device_id hopper_pci_table[] = {
+        MAKE_ENTRY(TWINHAN_TECHNOLOGIES, MANTIS_VP_3028_DVB_T, &vp3028_config),
+        { }
+};
+
+static struct pci_driver hopper_pci_driver = {
+        .name           = DRIVER_NAME,
+        .id_table       = hopper_pci_table,
+        .probe          = hopper_pci_probe,
+        .remove         = hopper_pci_remove,
+};
+
+static int __devinit hopper_init(void)
+{
+        return pci_register_driver(&hopper_pci_driver);
+}
+
+static void __devexit hopper_exit(void)
+{
+        return pci_unregister_driver(&hopper_pci_driver);
+}
+
+module_init(hopper_init);
+module_exit(hopper_exit);
+
+MODULE_DESCRIPTION("HOPPER driver");
+MODULE_AUTHOR("Manu Abraham");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/mantis/hopper_vp3028.c b/drivers/media/dvb/mantis/hopper_vp3028.c
new file mode 100644
index 000000000000..96674c78e86b
--- /dev/null
+++ b/drivers/media/dvb/mantis/hopper_vp3028.c
@@ -0,0 +1,88 @@
+/*
+        Hopper VP-3028 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "zl10353.h"
+#include "mantis_common.h"
+#include "mantis_ioc.h"
+#include "mantis_dvb.h"
+#include "hopper_vp3028.h"
+
+struct zl10353_config hopper_vp3028_config = {
+        .demod_address  = 0x0f,
+};
+
+#define MANTIS_MODEL_NAME       "VP-3028"
+#define MANTIS_DEV_TYPE         "DVB-T"
+
+static int vp3028_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
+{
+        struct i2c_adapter *adapter     = &mantis->adapter;
+        struct mantis_hwconfig *config  = mantis->hwconfig;
+        int err = 0;
+
+        gpio_set_bits(mantis, config->reset, 0);
+        msleep(100);
+        err = mantis_frontend_power(mantis, POWER_ON);
+        msleep(100);
+        gpio_set_bits(mantis, config->reset, 1);
+
+        err = mantis_frontend_power(mantis, POWER_ON);
+        if (err == 0) {
+                msleep(250);
+                dprintk(MANTIS_ERROR, 1, "Probing for 10353 (DVB-T)");
+                fe = zl10353_attach(&hopper_vp3028_config, adapter);
+
+                if (!fe)
+                        return -1;
+        } else {
+                dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
+                        adapter->name,
+                        err);
+
+                return -EIO;
+        }
+        dprintk(MANTIS_ERROR, 1, "Done!");
+
+        return 0;
+}
+
+struct mantis_hwconfig vp3028_config = {
+        .model_name     = MANTIS_MODEL_NAME,
+        .dev_type       = MANTIS_DEV_TYPE,
+        .ts_size        = MANTIS_TS_188,
+
+        .baud_rate      = MANTIS_BAUD_9600,
+        .parity         = MANTIS_PARITY_NONE,
+        .bytes          = 0,
+
+        .frontend_init  = vp3028_frontend_init,
+        .power          = GPIF_A00,
+        .reset          = GPIF_A03,
+};
diff --git a/drivers/media/dvb/mantis/hopper_vp3028.h b/drivers/media/dvb/mantis/hopper_vp3028.h
new file mode 100644
index 000000000000..57239498bc87
--- /dev/null
+++ b/drivers/media/dvb/mantis/hopper_vp3028.h
@@ -0,0 +1,30 @@
+/*
+        Hopper VP-3028 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_VP3028_H
+#define __MANTIS_VP3028_H
+
+#include "mantis_common.h"
+
+#define MANTIS_VP_3028_DVB_T    0x0028
+
+extern struct mantis_hwconfig vp3028_config;
+
+#endif /* __MANTIS_VP3028_H */
diff --git a/drivers/media/dvb/mantis/mantis_ca.c b/drivers/media/dvb/mantis/mantis_ca.c
new file mode 100644
index 000000000000..403ce043d00e
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_ca.c
@@ -0,0 +1,207 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "mantis_link.h"
+#include "mantis_hif.h"
+#include "mantis_reg.h"
+
+#include "mantis_ca.h"
+
+static int mantis_ca_read_attr_mem(struct dvb_ca_en50221 *en50221, int slot, int addr)
+{
+        struct mantis_ca *ca = en50221->data;
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Slot(%d): Request Attribute Mem Read", slot);
+
+        if (slot != 0)
+                return -EINVAL;
+
+        return mantis_hif_read_mem(ca, addr);
+}
+
+static int mantis_ca_write_attr_mem(struct dvb_ca_en50221 *en50221, int slot, int addr, u8 data)
+{
+        struct mantis_ca *ca = en50221->data;
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Slot(%d): Request Attribute Mem Write", slot);
+
+        if (slot != 0)
+                return -EINVAL;
+
+        return mantis_hif_write_mem(ca, addr, data);
+}
+
+static int mantis_ca_read_cam_ctl(struct dvb_ca_en50221 *en50221, int slot, u8 addr)
+{
+        struct mantis_ca *ca = en50221->data;
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Slot(%d): Request CAM control Read", slot);
+
+        if (slot != 0)
+                return -EINVAL;
+
+        return mantis_hif_read_iom(ca, addr);
+}
+
+static int mantis_ca_write_cam_ctl(struct dvb_ca_en50221 *en50221, int slot, u8 addr, u8 data)
+{
+        struct mantis_ca *ca = en50221->data;
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Slot(%d): Request CAM control Write", slot);
+
+        if (slot != 0)
+                return -EINVAL;
+
+        return mantis_hif_write_iom(ca, addr, data);
+}
+
+static int mantis_ca_slot_reset(struct dvb_ca_en50221 *en50221, int slot)
+{
+        struct mantis_ca *ca = en50221->data;
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Slot(%d): Slot RESET", slot);
+        udelay(500); /* Wait.. */
+        mmwrite(0xda, MANTIS_PCMCIA_RESET); /* Leading edge assert */
+        udelay(500);
+        mmwrite(0x00, MANTIS_PCMCIA_RESET); /* Trailing edge deassert */
+        msleep(1000);
+        dvb_ca_en50221_camready_irq(&ca->en50221, 0);
+
+        return 0;
+}
+
+static int mantis_ca_slot_shutdown(struct dvb_ca_en50221 *en50221, int slot)
+{
+        struct mantis_ca *ca = en50221->data;
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Slot(%d): Slot shutdown", slot);
+
+        return 0;
+}
+
+static int mantis_ts_control(struct dvb_ca_en50221 *en50221, int slot)
+{
+        struct mantis_ca *ca = en50221->data;
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Slot(%d): TS control", slot);
+/*      mantis_set_direction(mantis, 1); */ /* Enable TS through CAM */
+
+        return 0;
+}
+
+static int mantis_slot_status(struct dvb_ca_en50221 *en50221, int slot, int open)
+{
+        struct mantis_ca *ca = en50221->data;
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Slot(%d): Poll Slot status", slot);
+
+        if (ca->slot_state == MODULE_INSERTED) {
+                dprintk(MANTIS_DEBUG, 1, "CA Module present and ready");
+                return DVB_CA_EN50221_POLL_CAM_PRESENT | DVB_CA_EN50221_POLL_CAM_READY;
+        } else {
+                dprintk(MANTIS_DEBUG, 1, "CA Module not present or not ready");
+        }
+
+        return 0;
+}
+
+int mantis_ca_init(struct mantis_pci *mantis)
+{
+        struct dvb_adapter *dvb_adapter = &mantis->dvb_adapter;
+        struct mantis_ca *ca;
+        int ca_flags = 0, result;
+
+        dprintk(MANTIS_DEBUG, 1, "Initializing Mantis CA");
+        ca = kzalloc(sizeof(struct mantis_ca), GFP_KERNEL);
+        if (!ca) {
+                dprintk(MANTIS_ERROR, 1, "Out of memory!, exiting ..");
+                result = -ENOMEM;
+                goto err;
+        }
+
+        ca->ca_priv             = mantis;
+        mantis->mantis_ca       = ca;
+        ca_flags                = DVB_CA_EN50221_FLAG_IRQ_CAMCHANGE;
+        /* register CA interface */
+        ca->en50221.owner               = THIS_MODULE;
+        ca->en50221.read_attribute_mem  = mantis_ca_read_attr_mem;
+        ca->en50221.write_attribute_mem = mantis_ca_write_attr_mem;
+        ca->en50221.read_cam_control    = mantis_ca_read_cam_ctl;
+        ca->en50221.write_cam_control   = mantis_ca_write_cam_ctl;
+        ca->en50221.slot_reset          = mantis_ca_slot_reset;
+        ca->en50221.slot_shutdown       = mantis_ca_slot_shutdown;
+        ca->en50221.slot_ts_enable      = mantis_ts_control;
+        ca->en50221.poll_slot_status    = mantis_slot_status;
+        ca->en50221.data                = ca;
+
+        mutex_init(&ca->ca_lock);
+
+        init_waitqueue_head(&ca->hif_data_wq);
+        init_waitqueue_head(&ca->hif_opdone_wq);
+        init_waitqueue_head(&ca->hif_write_wq);
+
+        dprintk(MANTIS_ERROR, 1, "Registering EN50221 device");
+        result = dvb_ca_en50221_init(dvb_adapter, &ca->en50221, ca_flags, 1);
+        if (result != 0) {
+                dprintk(MANTIS_ERROR, 1, "EN50221: Initialization failed <%d>", result);
+                goto err;
+        }
+        dprintk(MANTIS_ERROR, 1, "Registered EN50221 device");
+        mantis_evmgr_init(ca);
+        return 0;
+err:
+        kfree(ca);
+        return result;
+}
+EXPORT_SYMBOL_GPL(mantis_ca_init);
+
+void mantis_ca_exit(struct mantis_pci *mantis)
+{
+        struct mantis_ca *ca = mantis->mantis_ca;
+
+        dprintk(MANTIS_DEBUG, 1, "Mantis CA exit");
+
+        mantis_evmgr_exit(ca);
+        dprintk(MANTIS_ERROR, 1, "Unregistering EN50221 device");
+        if (ca)
+                dvb_ca_en50221_release(&ca->en50221);
+
+        kfree(ca);
+}
+EXPORT_SYMBOL_GPL(mantis_ca_exit);
diff --git a/drivers/media/dvb/mantis/mantis_ca.h b/drivers/media/dvb/mantis/mantis_ca.h
new file mode 100644
index 000000000000..dc63e55f7eca
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_ca.h
@@ -0,0 +1,27 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_CA_H
+#define __MANTIS_CA_H
+
+extern int mantis_ca_init(struct mantis_pci *mantis);
+extern void mantis_ca_exit(struct mantis_pci *mantis);
+
+#endif /* __MANTIS_CA_H */
diff --git a/drivers/media/dvb/mantis/mantis_cards.c b/drivers/media/dvb/mantis/mantis_cards.c
new file mode 100644
index 000000000000..16f1708fd3bc
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_cards.c
@@ -0,0 +1,305 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <asm/irq.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+
+#include "mantis_vp1033.h"
+#include "mantis_vp1034.h"
+#include "mantis_vp1041.h"
+#include "mantis_vp2033.h"
+#include "mantis_vp2040.h"
+#include "mantis_vp3030.h"
+
+#include "mantis_dma.h"
+#include "mantis_ca.h"
+#include "mantis_dvb.h"
+#include "mantis_uart.h"
+#include "mantis_ioc.h"
+#include "mantis_pci.h"
+#include "mantis_i2c.h"
+#include "mantis_reg.h"
+
+static unsigned int verbose;
+module_param(verbose, int, 0644);
+MODULE_PARM_DESC(verbose, "verbose startup messages, default is 1 (yes)");
+
+static int devs;
+
+#define DRIVER_NAME     "Mantis"
+
+static char *label[10] = {
+        "DMA",
+        "IRQ-0",
+        "IRQ-1",
+        "OCERR",
+        "PABRT",
+        "RIPRR",
+        "PPERR",
+        "FTRGT",
+        "RISCI",
+        "RACK"
+};
+
+static irqreturn_t mantis_irq_handler(int irq, void *dev_id)
+{
+        u32 stat = 0, mask = 0, lstat = 0, mstat = 0;
+        u32 rst_stat = 0, rst_mask = 0;
+
+        struct mantis_pci *mantis;
+        struct mantis_ca *ca;
+
+        mantis = (struct mantis_pci *) dev_id;
+        if (unlikely(mantis == NULL)) {
+                dprintk(MANTIS_ERROR, 1, "Mantis == NULL");
+                return IRQ_NONE;
+        }
+        ca = mantis->mantis_ca;
+
+        stat = mmread(MANTIS_INT_STAT);
+        mask = mmread(MANTIS_INT_MASK);
+        mstat = lstat = stat & ~MANTIS_INT_RISCSTAT;
+        if (!(stat & mask))
+                return IRQ_NONE;
+
+        rst_mask  = MANTIS_GPIF_WRACK  |
+                    MANTIS_GPIF_OTHERR |
+                    MANTIS_SBUF_WSTO   |
+                    MANTIS_GPIF_EXTIRQ;
+
+        rst_stat  = mmread(MANTIS_GPIF_STATUS);
+        rst_stat &= rst_mask;
+        mmwrite(rst_stat, MANTIS_GPIF_STATUS);
+
+        mantis->mantis_int_stat = stat;
+        mantis->mantis_int_mask = mask;
+        dprintk(MANTIS_DEBUG, 0, "\n-- Stat=<%02x> Mask=<%02x> --", stat, mask);
+        if (stat & MANTIS_INT_RISCEN) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[0]);
+        }
+        if (stat & MANTIS_INT_IRQ0) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[1]);
+                mantis->gpif_status = rst_stat;
+                wake_up(&ca->hif_write_wq);
+                schedule_work(&ca->hif_evm_work);
+        }
+        if (stat & MANTIS_INT_IRQ1) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[2]);
+                schedule_work(&mantis->uart_work);
+        }
+        if (stat & MANTIS_INT_OCERR) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[3]);
+        }
+        if (stat & MANTIS_INT_PABORT) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[4]);
+        }
+        if (stat & MANTIS_INT_RIPERR) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[5]);
+        }
+        if (stat & MANTIS_INT_PPERR) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[6]);
+        }
+        if (stat & MANTIS_INT_FTRGT) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[7]);
+        }
+        if (stat & MANTIS_INT_RISCI) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[8]);
+                mantis->finished_block = (stat & MANTIS_INT_RISCSTAT) >> 28;
+                tasklet_schedule(&mantis->tasklet);
+        }
+        if (stat & MANTIS_INT_I2CDONE) {
+                dprintk(MANTIS_DEBUG, 0, "<%s>", label[9]);
+                wake_up(&mantis->i2c_wq);
+        }
+        mmwrite(stat, MANTIS_INT_STAT);
+        stat &= ~(MANTIS_INT_RISCEN   | MANTIS_INT_I2CDONE |
+                  MANTIS_INT_I2CRACK  | MANTIS_INT_PCMCIA7 |
+                  MANTIS_INT_PCMCIA6  | MANTIS_INT_PCMCIA5 |
+                  MANTIS_INT_PCMCIA4  | MANTIS_INT_PCMCIA3 |
+                  MANTIS_INT_PCMCIA2  | MANTIS_INT_PCMCIA1 |
+                  MANTIS_INT_PCMCIA0  | MANTIS_INT_IRQ1    |
+                  MANTIS_INT_IRQ0     | MANTIS_INT_OCERR   |
+                  MANTIS_INT_PABORT   | MANTIS_INT_RIPERR  |
+                  MANTIS_INT_PPERR    | MANTIS_INT_FTRGT   |
+                  MANTIS_INT_RISCI);
+
+        if (stat)
+                dprintk(MANTIS_DEBUG, 0, "<Unknown> Stat=<%02x> Mask=<%02x>", stat, mask);
+
+        dprintk(MANTIS_DEBUG, 0, "\n");
+        return IRQ_HANDLED;
+}
+
+static int __devinit mantis_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id)
+{
+        struct mantis_pci *mantis;
+        struct mantis_hwconfig *config;
+        int err = 0;
+
+        mantis = kzalloc(sizeof(struct mantis_pci), GFP_KERNEL);
+        if (mantis == NULL) {
+                printk(KERN_ERR "%s ERROR: Out of memory\n", __func__);
+                err = -ENOMEM;
+                goto fail0;
+        }
+
+        mantis->num             = devs;
+        mantis->verbose         = verbose;
+        mantis->pdev            = pdev;
+        config                  = (struct mantis_hwconfig *) pci_id->driver_data;
+        config->irq_handler     = &mantis_irq_handler;
+        mantis->hwconfig        = config;
+
+        err = mantis_pci_init(mantis);
+        if (err) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis PCI initialization failed <%d>", err);
+                goto fail1;
+        }
+
+        err = mantis_stream_control(mantis, STREAM_TO_HIF);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis stream control failed <%d>", err);
+                goto fail1;
+        }
+
+        err = mantis_i2c_init(mantis);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis I2C initialization failed <%d>", err);
+                goto fail2;
+        }
+
+        err = mantis_get_mac(mantis);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis MAC address read failed <%d>", err);
+                goto fail2;
+        }
+
+        err = mantis_dma_init(mantis);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis DMA initialization failed <%d>", err);
+                goto fail3;
+        }
+
+        err = mantis_dvb_init(mantis);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis DVB initialization failed <%d>", err);
+                goto fail4;
+        }
+        err = mantis_uart_init(mantis);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis UART initialization failed <%d>", err);
+                goto fail6;
+        }
+
+        devs++;
+
+        return err;
+
+
+        dprintk(MANTIS_ERROR, 1, "ERROR: Mantis UART exit! <%d>", err);
+        mantis_uart_exit(mantis);
+
+fail6:
+fail4:
+        dprintk(MANTIS_ERROR, 1, "ERROR: Mantis DMA exit! <%d>", err);
+        mantis_dma_exit(mantis);
+
+fail3:
+        dprintk(MANTIS_ERROR, 1, "ERROR: Mantis I2C exit! <%d>", err);
+        mantis_i2c_exit(mantis);
+
+fail2:
+        dprintk(MANTIS_ERROR, 1, "ERROR: Mantis PCI exit! <%d>", err);
+        mantis_pci_exit(mantis);
+
+fail1:
+        dprintk(MANTIS_ERROR, 1, "ERROR: Mantis free! <%d>", err);
+        kfree(mantis);
+
+fail0:
+        return err;
+}
+
+static void __devexit mantis_pci_remove(struct pci_dev *pdev)
+{
+        struct mantis_pci *mantis = pci_get_drvdata(pdev);
+
+        if (mantis) {
+
+                mantis_uart_exit(mantis);
+                mantis_dvb_exit(mantis);
+                mantis_dma_exit(mantis);
+                mantis_i2c_exit(mantis);
+                mantis_pci_exit(mantis);
+                kfree(mantis);
+        }
+        return;
+}
+
+static struct pci_device_id mantis_pci_table[] = {
+        MAKE_ENTRY(TWINHAN_TECHNOLOGIES, MANTIS_VP_1033_DVB_S, &vp1033_config),
+        MAKE_ENTRY(TWINHAN_TECHNOLOGIES, MANTIS_VP_1034_DVB_S, &vp1034_config),
+        MAKE_ENTRY(TWINHAN_TECHNOLOGIES, MANTIS_VP_1041_DVB_S2, &vp1041_config),
+        MAKE_ENTRY(TECHNISAT, SKYSTAR_HD2_10, &vp1041_config),
+        MAKE_ENTRY(TECHNISAT, SKYSTAR_HD2_20, &vp1041_config),
+        MAKE_ENTRY(TERRATEC, CINERGY_S2_PCI_HD, &vp1041_config),
+        MAKE_ENTRY(TWINHAN_TECHNOLOGIES, MANTIS_VP_2033_DVB_C, &vp2033_config),
+        MAKE_ENTRY(TWINHAN_TECHNOLOGIES, MANTIS_VP_2040_DVB_C, &vp2040_config),
+        MAKE_ENTRY(TECHNISAT, CABLESTAR_HD2, &vp2040_config),
+        MAKE_ENTRY(TERRATEC, CINERGY_C, &vp2033_config),
+        MAKE_ENTRY(TWINHAN_TECHNOLOGIES, MANTIS_VP_3030_DVB_T, &vp3030_config),
+        { }
+};
+
+static struct pci_driver mantis_pci_driver = {
+        .name           = DRIVER_NAME,
+        .id_table       = mantis_pci_table,
+        .probe          = mantis_pci_probe,
+        .remove         = mantis_pci_remove,
+};
+
+static int __devinit mantis_init(void)
+{
+        return pci_register_driver(&mantis_pci_driver);
+}
+
+static void __devexit mantis_exit(void)
+{
+        return pci_unregister_driver(&mantis_pci_driver);
+}
+
+module_init(mantis_init);
+module_exit(mantis_exit);
+
+MODULE_DESCRIPTION("MANTIS driver");
+MODULE_AUTHOR("Manu Abraham");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/mantis/mantis_common.h b/drivers/media/dvb/mantis/mantis_common.h
new file mode 100644
index 000000000000..d0b645a483c9
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_common.h
@@ -0,0 +1,179 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_COMMON_H
+#define __MANTIS_COMMON_H
+
+#include <linux/mutex.h>
+#include <linux/workqueue.h>
+
+#include "mantis_uart.h"
+
+#include "mantis_link.h"
+
+#define MANTIS_ERROR            0
+#define MANTIS_NOTICE           1
+#define MANTIS_INFO             2
+#define MANTIS_DEBUG            3
+#define MANTIS_TMG              9
+
+#define dprintk(y, z, format, arg...) do {                                                              \
+        if (z) {                                                                                        \
+                if      ((mantis->verbose > MANTIS_ERROR) && (mantis->verbose > y))                     \
+                        printk(KERN_ERR "%s (%d): " format "\n" , __func__ , mantis->num , ##arg);      \
+                else if ((mantis->verbose > MANTIS_NOTICE) && (mantis->verbose > y))                    \
+                        printk(KERN_NOTICE "%s (%d): " format "\n" , __func__ , mantis->num , ##arg);   \
+                else if ((mantis->verbose > MANTIS_INFO) && (mantis->verbose > y))                      \
+                        printk(KERN_INFO "%s (%d): " format "\n" , __func__ , mantis->num , ##arg);     \
+                else if ((mantis->verbose > MANTIS_DEBUG) && (mantis->verbose > y))                     \
+                        printk(KERN_DEBUG "%s (%d): " format "\n" , __func__ , mantis->num , ##arg);    \
+                else if ((mantis->verbose > MANTIS_TMG) && (mantis->verbose > y))                       \
+                        printk(KERN_DEBUG "%s (%d): " format "\n" , __func__ , mantis->num , ##arg);    \
+        } else {                                                                                        \
+                if (mantis->verbose > y)                                                                \
+                        printk(format , ##arg);                                                         \
+        }                                                                                               \
+} while(0)
+
+#define mwrite(dat, addr)       writel((dat), addr)
+#define mread(addr)             readl(addr)
+
+#define mmwrite(dat, addr)      mwrite((dat), (mantis->mmio + (addr)))
+#define mmread(addr)            mread(mantis->mmio + (addr))
+
+#define MANTIS_TS_188           0
+#define MANTIS_TS_204           1
+
+#define TWINHAN_TECHNOLOGIES    0x1822
+#define MANTIS                  0x4e35
+
+#define TECHNISAT               0x1ae4
+#define TERRATEC                0x153b
+
+#define MAKE_ENTRY(__subven, __subdev, __configptr) {                   \
+                .vendor         = TWINHAN_TECHNOLOGIES,                 \
+                .device         = MANTIS,                               \
+                .subvendor      = (__subven),                           \
+                .subdevice      = (__subdev),                           \
+                .driver_data    = (unsigned long) (__configptr)         \
+}
+
+enum mantis_i2c_mode {
+        MANTIS_PAGE_MODE = 0,
+        MANTIS_BYTE_MODE,
+};
+
+struct mantis_pci;
+
+struct mantis_hwconfig {
+        char                    *model_name;
+        char                    *dev_type;
+        u32                     ts_size;
+
+        enum mantis_baud        baud_rate;
+        enum mantis_parity      parity;
+        u32                     bytes;
+
+        irqreturn_t (*irq_handler)(int irq, void *dev_id);
+        int (*frontend_init)(struct mantis_pci *mantis, struct dvb_frontend *fe);
+
+        u8                      power;
+        u8                      reset;
+
+        enum mantis_i2c_mode    i2c_mode;
+};
+
+struct mantis_pci {
+        unsigned int            verbose;
+
+        /*      PCI stuff               */
+        u16                     vendor_id;
+        u16                     device_id;
+        u16                     subsystem_vendor;
+        u16                     subsystem_device;
+
+        u8                      latency;
+
+        struct pci_dev          *pdev;
+
+        unsigned long           mantis_addr;
+        void __iomem            *mmio;
+
+        u8                      irq;
+        u8                      revision;
+
+        unsigned int            num;
+
+        /*      RISC Core               */
+        u32                     finished_block;
+        u32                     last_block;
+        u32                     line_bytes;
+        u32                     line_count;
+        u32                     risc_pos;
+        u8                      *buf_cpu;
+        dma_addr_t              buf_dma;
+        u32                     *risc_cpu;
+        dma_addr_t              risc_dma;
+
+        struct tasklet_struct   tasklet;
+
+        struct i2c_adapter      adapter;
+        int                     i2c_rc;
+        wait_queue_head_t       i2c_wq;
+        struct mutex            i2c_lock;
+
+        /*      DVB stuff               */
+        struct dvb_adapter      dvb_adapter;
+        struct dvb_frontend     *fe;
+        struct dvb_demux        demux;
+        struct dmxdev           dmxdev;
+        struct dmx_frontend     fe_hw;
+        struct dmx_frontend     fe_mem;
+        struct dvb_net          dvbnet;
+
+        u8                      feeds;
+
+        struct mantis_hwconfig  *hwconfig;
+
+        u32                     mantis_int_stat;
+        u32                     mantis_int_mask;
+
+        /*      board specific          */
+        u8                      mac_address[8];
+        u32                     sub_vendor_id;
+        u32                     sub_device_id;
+
+         /*     A12 A13 A14             */
+        u32                     gpio_status;
+
+        u32                     gpif_status;
+
+        struct mantis_ca        *mantis_ca;
+
+        wait_queue_head_t       uart_wq;
+        struct work_struct      uart_work;
+        spinlock_t              uart_lock;
+
+        struct input_dev        *rc;
+};
+
+#define MANTIS_HIF_STATUS       (mantis->gpio_status)
+
+#endif /* __MANTIS_COMMON_H */
diff --git a/drivers/media/dvb/mantis/mantis_core.c b/drivers/media/dvb/mantis/mantis_core.c
new file mode 100644
index 000000000000..8113b23ce448
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_core.c
@@ -0,0 +1,238 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "mantis_common.h"
+#include "mantis_core.h"
+#include "mantis_vp1033.h"
+#include "mantis_vp1034.h"
+#include "mantis_vp1041.h"
+#include "mantis_vp2033.h"
+#include "mantis_vp2040.h"
+#include "mantis_vp3030.h"
+
+static int read_eeprom_byte(struct mantis_pci *mantis, u8 *data, u8 length)
+{
+        int err;
+        struct i2c_msg msg[] = {
+                {
+                        .addr = 0x50,
+                        .flags = 0,
+                        .buf = data,
+                        .len = 1
+                }, {
+                        .addr = 0x50,
+                        .flags = I2C_M_RD,
+                        .buf = data,
+                        .len = length
+                },
+        };
+
+        err = i2c_transfer(&mantis->adapter, msg, 2);
+        if (err < 0) {
+                dprintk(verbose, MANTIS_ERROR, 1,
+                        "ERROR: i2c read: < err=%i d0=0x%02x d1=0x%02x >",
+                        err, data[0], data[1]);
+
+                return err;
+        }
+
+        return 0;
+}
+
+static int write_eeprom_byte(struct mantis_pci *mantis, u8 *data, u8 length)
+{
+        int err;
+
+        struct i2c_msg msg = {
+                .addr = 0x50,
+                .flags = 0,
+                .buf = data,
+                .len = length
+        };
+
+        err = i2c_transfer(&mantis->adapter, &msg, 1);
+        if (err < 0) {
+                dprintk(verbose, MANTIS_ERROR, 1,
+                        "ERROR: i2c write: < err=%i length=0x%02x d0=0x%02x, d1=0x%02x >",
+                        err, length, data[0], data[1]);
+
+                return err;
+        }
+
+        return 0;
+}
+
+static int get_mac_address(struct mantis_pci *mantis)
+{
+        int err;
+
+        mantis->mac_address[0] = 0x08;
+        err = read_eeprom_byte(mantis, &mantis->mac_address[0], 6);
+        if (err < 0) {
+                dprintk(verbose, MANTIS_ERROR, 1, "Mantis EEPROM read error");
+
+                return err;
+        }
+        dprintk(verbose, MANTIS_ERROR, 0,
+                "    MAC Address=[%02x:%02x:%02x:%02x:%02x:%02x]\n",
+                mantis->mac_address[0], mantis->mac_address[1],
+                mantis->mac_address[2], mantis->mac_address[3],
+                mantis->mac_address[4], mantis->mac_address[5]);
+
+        return 0;
+}
+
+#define MANTIS_MODEL_UNKNOWN    "UNKNOWN"
+#define MANTIS_DEV_UNKNOWN      "UNKNOWN"
+
+struct mantis_hwconfig unknown_device = {
+        .model_name     = MANTIS_MODEL_UNKNOWN,
+        .dev_type       = MANTIS_DEV_UNKNOWN,
+};
+
+static void mantis_load_config(struct mantis_pci *mantis)
+{
+        switch (mantis->subsystem_device) {
+        case MANTIS_VP_1033_DVB_S:      /* VP-1033 */
+                mantis->hwconfig = &vp1033_mantis_config;
+                break;
+        case MANTIS_VP_1034_DVB_S:      /* VP-1034 */
+                mantis->hwconfig = &vp1034_mantis_config;
+                break;
+        case MANTIS_VP_1041_DVB_S2:     /* VP-1041 */
+        case TECHNISAT_SKYSTAR_HD2:
+                mantis->hwconfig = &vp1041_mantis_config;
+                break;
+        case MANTIS_VP_2033_DVB_C:      /* VP-2033 */
+                mantis->hwconfig = &vp2033_mantis_config;
+                break;
+        case MANTIS_VP_2040_DVB_C:      /* VP-2040 */
+        case TERRATEC_CINERGY_C_PCI:    /* VP-2040 clone */
+        case TECHNISAT_CABLESTAR_HD2:
+                mantis->hwconfig = &vp2040_mantis_config;
+                break;
+        case MANTIS_VP_3030_DVB_T:      /* VP-3030 */
+                mantis->hwconfig = &vp3030_mantis_config;
+                break;
+        default:
+                mantis->hwconfig = &unknown_device;
+                break;
+        }
+}
+
+int mantis_core_init(struct mantis_pci *mantis)
+{
+        int err = 0;
+
+        mantis_load_config(mantis);
+        dprintk(verbose, MANTIS_ERROR, 0, "found a %s PCI %s device on (%02x:%02x.%x),\n",
+                mantis->hwconfig->model_name, mantis->hwconfig->dev_type,
+                mantis->pdev->bus->number, PCI_SLOT(mantis->pdev->devfn), PCI_FUNC(mantis->pdev->devfn));
+        dprintk(verbose, MANTIS_ERROR, 0, "    Mantis Rev %d [%04x:%04x], ",
+                mantis->revision,
+                mantis->subsystem_vendor, mantis->subsystem_device);
+        dprintk(verbose, MANTIS_ERROR, 0,
+                "irq: %d, latency: %d\n    memory: 0x%lx, mmio: 0x%p\n",
+                mantis->pdev->irq, mantis->latency,
+                mantis->mantis_addr, mantis->mantis_mmio);
+
+        err = mantis_i2c_init(mantis);
+        if (err < 0) {
+                dprintk(verbose, MANTIS_ERROR, 1, "Mantis I2C init failed");
+                return err;
+        }
+        err = get_mac_address(mantis);
+        if (err < 0) {
+                dprintk(verbose, MANTIS_ERROR, 1, "get MAC address failed");
+                return err;
+        }
+        err = mantis_dma_init(mantis);
+        if (err < 0) {
+                dprintk(verbose, MANTIS_ERROR, 1, "Mantis DMA init failed");
+                return err;
+        }
+        err = mantis_dvb_init(mantis);
+        if (err < 0) {
+                dprintk(verbose, MANTIS_DEBUG, 1, "Mantis DVB init failed");
+                return err;
+        }
+        err = mantis_uart_init(mantis);
+        if (err < 0) {
+                dprintk(verbose, MANTIS_DEBUG, 1, "Mantis UART init failed");
+                return err;
+        }
+
+        return 0;
+}
+
+int mantis_core_exit(struct mantis_pci *mantis)
+{
+        mantis_dma_stop(mantis);
+        dprintk(verbose, MANTIS_ERROR, 1, "DMA engine stopping");
+
+        mantis_uart_exit(mantis);
+        dprintk(verbose, MANTIS_ERROR, 1, "UART exit failed");
+
+        if (mantis_dma_exit(mantis) < 0)
+                dprintk(verbose, MANTIS_ERROR, 1, "DMA exit failed");
+        if (mantis_dvb_exit(mantis) < 0)
+                dprintk(verbose, MANTIS_ERROR, 1, "DVB exit failed");
+        if (mantis_i2c_exit(mantis) < 0)
+                dprintk(verbose, MANTIS_ERROR, 1, "I2C adapter delete.. failed");
+
+        return 0;
+}
+
+/* Turn the given bit on or off. */
+void gpio_set_bits(struct mantis_pci *mantis, u32 bitpos, u8 value)
+{
+        u32 cur;
+
+        cur = mmread(MANTIS_GPIF_ADDR);
+        if (value)
+                mantis->gpio_status = cur | (1 << bitpos);
+        else
+                mantis->gpio_status = cur & (~(1 << bitpos));
+
+        mmwrite(mantis->gpio_status, MANTIS_GPIF_ADDR);
+        mmwrite(0x00, MANTIS_GPIF_DOUT);
+        udelay(100);
+}
+
+/* direction = 0 , no CI passthrough ; 1 , CI passthrough */
+void mantis_set_direction(struct mantis_pci *mantis, int direction)
+{
+        u32 reg;
+
+        reg = mmread(0x28);
+        dprintk(verbose, MANTIS_DEBUG, 1, "TS direction setup");
+        if (direction == 0x01) {
+                /* to CI */
+                reg |= 0x04;
+                mmwrite(reg, 0x28);
+                reg &= 0xff - 0x04;
+                mmwrite(reg, 0x28);
+        } else {
+                reg &= 0xff - 0x04;
+                mmwrite(reg, 0x28);
+                reg |= 0x04;
+                mmwrite(reg, 0x28);
+        }
+}
diff --git a/drivers/media/dvb/mantis/mantis_core.h b/drivers/media/dvb/mantis/mantis_core.h
new file mode 100644
index 000000000000..833ee42e694e
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_core.h
@@ -0,0 +1,57 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_CORE_H
+#define __MANTIS_CORE_H
+
+#include "mantis_common.h"
+
+
+#define FE_TYPE_SAT     0
+#define FE_TYPE_CAB     1
+#define FE_TYPE_TER     2
+
+#define FE_TYPE_TS204   0
+#define FE_TYPE_TS188   1
+
+
+struct vendorname {
+        u8  *sub_vendor_name;
+        u32 sub_vendor_id;
+};
+
+struct devicetype {
+        u8  *sub_device_name;
+        u32 sub_device_id;
+        u8  device_type;
+        u32 type_flags;
+};
+
+
+extern int mantis_dma_init(struct mantis_pci *mantis);
+extern int mantis_dma_exit(struct mantis_pci *mantis);
+extern void mantis_dma_start(struct mantis_pci *mantis);
+extern void mantis_dma_stop(struct mantis_pci *mantis);
+extern int mantis_i2c_init(struct mantis_pci *mantis);
+extern int mantis_i2c_exit(struct mantis_pci *mantis);
+extern int mantis_core_init(struct mantis_pci *mantis);
+extern int mantis_core_exit(struct mantis_pci *mantis);
+
+#endif /* __MANTIS_CORE_H */
diff --git a/drivers/media/dvb/mantis/mantis_dma.c b/drivers/media/dvb/mantis/mantis_dma.c
new file mode 100644
index 000000000000..46202a4012aa
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_dma.c
@@ -0,0 +1,256 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/kernel.h>
+#include <asm/page.h>
+#include <linux/vmalloc.h>
+#include <linux/pci.h>
+
+#include <asm/irq.h>
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "mantis_reg.h"
+#include "mantis_dma.h"
+
+#define RISC_WRITE              (0x01 << 28)
+#define RISC_JUMP               (0x07 << 28)
+#define RISC_IRQ                (0x01 << 24)
+
+#define RISC_STATUS(status)     ((((~status) & 0x0f) << 20) | ((status & 0x0f) << 16))
+#define RISC_FLUSH()            (mantis->risc_pos = 0)
+#define RISC_INSTR(opcode)      (mantis->risc_cpu[mantis->risc_pos++] = cpu_to_le32(opcode))
+
+#define MANTIS_BUF_SIZE         (64 * 1024)
+#define MANTIS_BLOCK_BYTES      (MANTIS_BUF_SIZE >> 4)
+#define MANTIS_BLOCK_COUNT      (1 << 4)
+#define MANTIS_RISC_SIZE        PAGE_SIZE
+
+int mantis_dma_exit(struct mantis_pci *mantis)
+{
+        if (mantis->buf_cpu) {
+                dprintk(MANTIS_ERROR, 1,
+                        "DMA=0x%lx cpu=0x%p size=%d",
+                        (unsigned long) mantis->buf_dma,
+                         mantis->buf_cpu,
+                         MANTIS_BUF_SIZE);
+
+                pci_free_consistent(mantis->pdev, MANTIS_BUF_SIZE,
+                                    mantis->buf_cpu, mantis->buf_dma);
+
+                mantis->buf_cpu = NULL;
+        }
+        if (mantis->risc_cpu) {
+                dprintk(MANTIS_ERROR, 1,
+                        "RISC=0x%lx cpu=0x%p size=%lx",
+                        (unsigned long) mantis->risc_dma,
+                        mantis->risc_cpu,
+                        MANTIS_RISC_SIZE);
+
+                pci_free_consistent(mantis->pdev, MANTIS_RISC_SIZE,
+                                    mantis->risc_cpu, mantis->risc_dma);
+
+                mantis->risc_cpu = NULL;
+        }
+
+        return 0;
+}
+EXPORT_SYMBOL_GPL(mantis_dma_exit);
+
+static inline int mantis_alloc_buffers(struct mantis_pci *mantis)
+{
+        if (!mantis->buf_cpu) {
+                mantis->buf_cpu = pci_alloc_consistent(mantis->pdev,
+                                                       MANTIS_BUF_SIZE,
+                                                       &mantis->buf_dma);
+                if (!mantis->buf_cpu) {
+                        dprintk(MANTIS_ERROR, 1,
+                                "DMA buffer allocation failed");
+
+                        goto err;
+                }
+                dprintk(MANTIS_ERROR, 1,
+                        "DMA=0x%lx cpu=0x%p size=%d",
+                        (unsigned long) mantis->buf_dma,
+                        mantis->buf_cpu, MANTIS_BUF_SIZE);
+        }
+        if (!mantis->risc_cpu) {
+                mantis->risc_cpu = pci_alloc_consistent(mantis->pdev,
+                                                        MANTIS_RISC_SIZE,
+                                                        &mantis->risc_dma);
+
+                if (!mantis->risc_cpu) {
+                        dprintk(MANTIS_ERROR, 1,
+                                "RISC program allocation failed");
+
+                        mantis_dma_exit(mantis);
+
+                        goto err;
+                }
+                dprintk(MANTIS_ERROR, 1,
+                        "RISC=0x%lx cpu=0x%p size=%lx",
+                        (unsigned long) mantis->risc_dma,
+                        mantis->risc_cpu, MANTIS_RISC_SIZE);
+        }
+
+        return 0;
+err:
+        dprintk(MANTIS_ERROR, 1, "Out of memory (?) .....");
+        return -ENOMEM;
+}
+
+static inline int mantis_calc_lines(struct mantis_pci *mantis)
+{
+        mantis->line_bytes = MANTIS_BLOCK_BYTES;
+        mantis->line_count = MANTIS_BLOCK_COUNT;
+
+        while (mantis->line_bytes > 4095) {
+                mantis->line_bytes >>= 1;
+                mantis->line_count <<= 1;
+        }
+
+        dprintk(MANTIS_DEBUG, 1, "Mantis RISC block bytes=[%d], line bytes=[%d], line count=[%d]",
+                MANTIS_BLOCK_BYTES, mantis->line_bytes, mantis->line_count);
+
+        if (mantis->line_count > 255) {
+                dprintk(MANTIS_ERROR, 1, "Buffer size error");
+                return -EINVAL;
+        }
+
+        return 0;
+}
+
+int mantis_dma_init(struct mantis_pci *mantis)
+{
+        int err = 0;
+
+        dprintk(MANTIS_DEBUG, 1, "Mantis DMA init");
+        if (mantis_alloc_buffers(mantis) < 0) {
+                dprintk(MANTIS_ERROR, 1, "Error allocating DMA buffer");
+
+                /* Stop RISC Engine */
+                mmwrite(0, MANTIS_DMA_CTL);
+
+                goto err;
+        }
+        err = mantis_calc_lines(mantis);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "Mantis calc lines failed");
+
+                goto err;
+        }
+
+        return 0;
+err:
+        return err;
+}
+EXPORT_SYMBOL_GPL(mantis_dma_init);
+
+static inline void mantis_risc_program(struct mantis_pci *mantis)
+{
+        u32 buf_pos = 0;
+        u32 line;
+
+        dprintk(MANTIS_DEBUG, 1, "Mantis create RISC program");
+        RISC_FLUSH();
+
+        dprintk(MANTIS_DEBUG, 1, "risc len lines %u, bytes per line %u",
+                mantis->line_count, mantis->line_bytes);
+
+        for (line = 0; line < mantis->line_count; line++) {
+                dprintk(MANTIS_DEBUG, 1, "RISC PROG line=[%d]", line);
+                if (!(buf_pos % MANTIS_BLOCK_BYTES)) {
+                        RISC_INSTR(RISC_WRITE   |
+                                   RISC_IRQ     |
+                                   RISC_STATUS(((buf_pos / MANTIS_BLOCK_BYTES) +
+                                   (MANTIS_BLOCK_COUNT - 1)) %
+                                    MANTIS_BLOCK_COUNT) |
+                                    mantis->line_bytes);
+                } else {
+                        RISC_INSTR(RISC_WRITE   | mantis->line_bytes);
+                }
+                RISC_INSTR(mantis->buf_dma + buf_pos);
+                buf_pos += mantis->line_bytes;
+        }
+        RISC_INSTR(RISC_JUMP);
+        RISC_INSTR(mantis->risc_dma);
+}
+
+void mantis_dma_start(struct mantis_pci *mantis)
+{
+        dprintk(MANTIS_DEBUG, 1, "Mantis Start DMA engine");
+
+        mantis_risc_program(mantis);
+        mmwrite(mantis->risc_dma, MANTIS_RISC_START);
+        mmwrite(mmread(MANTIS_GPIF_ADDR) | MANTIS_GPIF_HIFRDWRN, MANTIS_GPIF_ADDR);
+
+        mmwrite(0, MANTIS_DMA_CTL);
+        mantis->last_block = mantis->finished_block = 0;
+
+        mmwrite(mmread(MANTIS_INT_MASK) | MANTIS_INT_RISCI, MANTIS_INT_MASK);
+
+        mmwrite(MANTIS_FIFO_EN | MANTIS_DCAP_EN
+                               | MANTIS_RISC_EN, MANTIS_DMA_CTL);
+
+}
+
+void mantis_dma_stop(struct mantis_pci *mantis)
+{
+        u32 stat = 0, mask = 0;
+
+        stat = mmread(MANTIS_INT_STAT);
+        mask = mmread(MANTIS_INT_MASK);
+        dprintk(MANTIS_DEBUG, 1, "Mantis Stop DMA engine");
+
+        mmwrite((mmread(MANTIS_GPIF_ADDR) & (~(MANTIS_GPIF_HIFRDWRN))), MANTIS_GPIF_ADDR);
+
+        mmwrite((mmread(MANTIS_DMA_CTL) & ~(MANTIS_FIFO_EN |
+                                            MANTIS_DCAP_EN |
+                                            MANTIS_RISC_EN)), MANTIS_DMA_CTL);
+
+        mmwrite(mmread(MANTIS_INT_STAT), MANTIS_INT_STAT);
+
+        mmwrite(mmread(MANTIS_INT_MASK) & ~(MANTIS_INT_RISCI |
+                                            MANTIS_INT_RISCEN), MANTIS_INT_MASK);
+}
+
+
+void mantis_dma_xfer(unsigned long data)
+{
+        struct mantis_pci *mantis = (struct mantis_pci *) data;
+        struct mantis_hwconfig *config = mantis->hwconfig;
+
+        while (mantis->last_block != mantis->finished_block) {
+                dprintk(MANTIS_DEBUG, 1, "last block=[%d] finished block=[%d]",
+                        mantis->last_block, mantis->finished_block);
+
+                (config->ts_size ? dvb_dmx_swfilter_204 : dvb_dmx_swfilter)
+                (&mantis->demux, &mantis->buf_cpu[mantis->last_block * MANTIS_BLOCK_BYTES], MANTIS_BLOCK_BYTES);
+                mantis->last_block = (mantis->last_block + 1) % MANTIS_BLOCK_COUNT;
+        }
+}
diff --git a/drivers/media/dvb/mantis/mantis_dma.h b/drivers/media/dvb/mantis/mantis_dma.h
new file mode 100644
index 000000000000..6be00fa82094
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_dma.h
@@ -0,0 +1,30 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_DMA_H
+#define __MANTIS_DMA_H
+
+extern int mantis_dma_init(struct mantis_pci *mantis);
+extern int mantis_dma_exit(struct mantis_pci *mantis);
+extern void mantis_dma_start(struct mantis_pci *mantis);
+extern void mantis_dma_stop(struct mantis_pci *mantis);
+extern void mantis_dma_xfer(unsigned long data);
+
+#endif /* __MANTIS_DMA_H */
diff --git a/drivers/media/dvb/mantis/mantis_dvb.c b/drivers/media/dvb/mantis/mantis_dvb.c
new file mode 100644
index 000000000000..99d82eec3b03
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_dvb.c
@@ -0,0 +1,296 @@
+/*
+        Mantis PCI bridge driver
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/kernel.h>
+#include <linux/bitops.h>
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/pci.h>
+#include <linux/i2c.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "mantis_dma.h"
+#include "mantis_ca.h"
+#include "mantis_ioc.h"
+#include "mantis_dvb.h"
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+int mantis_frontend_power(struct mantis_pci *mantis, enum mantis_power power)
+{
+        struct mantis_hwconfig *config = mantis->hwconfig;
+
+        switch (power) {
+        case POWER_ON:
+                dprintk(MANTIS_DEBUG, 1, "Power ON");
+                gpio_set_bits(mantis, config->power, POWER_ON);
+                msleep(100);
+                gpio_set_bits(mantis, config->power, POWER_ON);
+                msleep(100);
+                break;
+
+        case POWER_OFF:
+                dprintk(MANTIS_DEBUG, 1, "Power OFF");
+                gpio_set_bits(mantis, config->power, POWER_OFF);
+                msleep(100);
+                break;
+
+        default:
+                dprintk(MANTIS_DEBUG, 1, "Unknown state <%02x>", power);
+                return -1;
+        }
+
+        return 0;
+}
+EXPORT_SYMBOL_GPL(mantis_frontend_power);
+
+void mantis_frontend_soft_reset(struct mantis_pci *mantis)
+{
+        struct mantis_hwconfig *config = mantis->hwconfig;
+
+        dprintk(MANTIS_DEBUG, 1, "Frontend RESET");
+        gpio_set_bits(mantis, config->reset, 0);
+        msleep(100);
+        gpio_set_bits(mantis, config->reset, 0);
+        msleep(100);
+        gpio_set_bits(mantis, config->reset, 1);
+        msleep(100);
+        gpio_set_bits(mantis, config->reset, 1);
+        msleep(100);
+
+        return;
+}
+EXPORT_SYMBOL_GPL(mantis_frontend_soft_reset);
+
+static int mantis_frontend_shutdown(struct mantis_pci *mantis)
+{
+        int err;
+
+        mantis_frontend_soft_reset(mantis);
+        err = mantis_frontend_power(mantis, POWER_OFF);
+        if (err != 0) {
+                dprintk(MANTIS_ERROR, 1, "Frontend POWER OFF failed! <%d>", err);
+                return 1;
+        }
+
+        return 0;
+}
+
+static int mantis_dvb_start_feed(struct dvb_demux_feed *dvbdmxfeed)
+{
+        struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
+        struct mantis_pci *mantis = dvbdmx->priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Mantis DVB Start feed");
+        if (!dvbdmx->dmx.frontend) {
+                dprintk(MANTIS_DEBUG, 1, "no frontend ?");
+                return -EINVAL;
+        }
+
+        mantis->feeds++;
+        dprintk(MANTIS_DEBUG, 1, "mantis start feed, feeds=%d", mantis->feeds);
+
+        if (mantis->feeds == 1)  {
+                dprintk(MANTIS_DEBUG, 1, "mantis start feed & dma");
+                mantis_dma_start(mantis);
+        }
+
+        return mantis->feeds;
+}
+
+static int mantis_dvb_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
+{
+        struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
+        struct mantis_pci *mantis = dvbdmx->priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Mantis DVB Stop feed");
+        if (!dvbdmx->dmx.frontend) {
+                dprintk(MANTIS_DEBUG, 1, "no frontend ?");
+                return -EINVAL;
+        }
+
+        mantis->feeds--;
+        if (mantis->feeds == 0) {
+                dprintk(MANTIS_DEBUG, 1, "mantis stop feed and dma");
+                mantis_dma_stop(mantis);
+        }
+
+        return 0;
+}
+
+int __devinit mantis_dvb_init(struct mantis_pci *mantis)
+{
+        struct mantis_hwconfig *config = mantis->hwconfig;
+        int result = -1;
+
+        dprintk(MANTIS_DEBUG, 1, "dvb_register_adapter");
+
+        result = dvb_register_adapter(&mantis->dvb_adapter,
+                                      "Mantis DVB adapter",
+                                      THIS_MODULE,
+                                      &mantis->pdev->dev,
+                                      adapter_nr);
+
+        if (result < 0) {
+
+                dprintk(MANTIS_ERROR, 1, "Error registering adapter");
+                return -ENODEV;
+        }
+
+        mantis->dvb_adapter.priv        = mantis;
+        mantis->demux.dmx.capabilities  = DMX_TS_FILTERING      |
+                                         DMX_SECTION_FILTERING  |
+                                         DMX_MEMORY_BASED_FILTERING;
+
+        mantis->demux.priv              = mantis;
+        mantis->demux.filternum         = 256;
+        mantis->demux.feednum           = 256;
+        mantis->demux.start_feed        = mantis_dvb_start_feed;
+        mantis->demux.stop_feed         = mantis_dvb_stop_feed;
+        mantis->demux.write_to_decoder  = NULL;
+
+        dprintk(MANTIS_DEBUG, 1, "dvb_dmx_init");
+        result = dvb_dmx_init(&mantis->demux);
+        if (result < 0) {
+                dprintk(MANTIS_ERROR, 1, "dvb_dmx_init failed, ERROR=%d", result);
+
+                goto err0;
+        }
+
+        mantis->dmxdev.filternum        = 256;
+        mantis->dmxdev.demux            = &mantis->demux.dmx;
+        mantis->dmxdev.capabilities     = 0;
+        dprintk(MANTIS_DEBUG, 1, "dvb_dmxdev_init");
+
+        result = dvb_dmxdev_init(&mantis->dmxdev, &mantis->dvb_adapter);
+        if (result < 0) {
+
+                dprintk(MANTIS_ERROR, 1, "dvb_dmxdev_init failed, ERROR=%d", result);
+                goto err1;
+        }
+
+        mantis->fe_hw.source            = DMX_FRONTEND_0;
+        result = mantis->demux.dmx.add_frontend(&mantis->demux.dmx, &mantis->fe_hw);
+        if (result < 0) {
+
+                dprintk(MANTIS_ERROR, 1, "dvb_dmx_init failed, ERROR=%d", result);
+                goto err2;
+        }
+
+        mantis->fe_mem.source           = DMX_MEMORY_FE;
+        result = mantis->demux.dmx.add_frontend(&mantis->demux.dmx, &mantis->fe_mem);
+        if (result < 0) {
+                dprintk(MANTIS_ERROR, 1, "dvb_dmx_init failed, ERROR=%d", result);
+                goto err3;
+        }
+
+        result = mantis->demux.dmx.connect_frontend(&mantis->demux.dmx, &mantis->fe_hw);
+        if (result < 0) {
+                dprintk(MANTIS_ERROR, 1, "dvb_dmx_init failed, ERROR=%d", result);
+                goto err4;
+        }
+
+        dvb_net_init(&mantis->dvb_adapter, &mantis->dvbnet, &mantis->demux.dmx);
+        tasklet_init(&mantis->tasklet, mantis_dma_xfer, (unsigned long) mantis);
+        if (mantis->hwconfig) {
+                result = config->frontend_init(mantis, mantis->fe);
+                if (result < 0) {
+                        dprintk(MANTIS_ERROR, 1, "!!! NO Frontends found !!!");
+                        goto err5;
+                } else {
+                        if (mantis->fe == NULL) {
+                                dprintk(MANTIS_ERROR, 1, "FE <NULL>");
+                                goto err5;
+                        }
+
+                        if (dvb_register_frontend(&mantis->dvb_adapter, mantis->fe)) {
+                                dprintk(MANTIS_ERROR, 1, "ERROR: Frontend registration failed");
+
+                                if (mantis->fe->ops.release)
+                                        mantis->fe->ops.release(mantis->fe);
+
+                                mantis->fe = NULL;
+                                goto err5;
+                        }
+                }
+        }
+
+        return 0;
+
+        /* Error conditions ..  */
+err5:
+        tasklet_kill(&mantis->tasklet);
+        dvb_net_release(&mantis->dvbnet);
+        dvb_unregister_frontend(mantis->fe);
+        dvb_frontend_detach(mantis->fe);
+err4:
+        mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem);
+
+err3:
+        mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_hw);
+
+err2:
+        dvb_dmxdev_release(&mantis->dmxdev);
+
+err1:
+        dvb_dmx_release(&mantis->demux);
+
+err0:
+        dvb_unregister_adapter(&mantis->dvb_adapter);
+
+        return result;
+}
+EXPORT_SYMBOL_GPL(mantis_dvb_init);
+
+int __devexit mantis_dvb_exit(struct mantis_pci *mantis)
+{
+        int err;
+
+        if (mantis->fe) {
+                /* mantis_ca_exit(mantis); */
+                err = mantis_frontend_shutdown(mantis);
+                if (err != 0)
+                        dprintk(MANTIS_ERROR, 1, "Frontend exit while POWER ON! <%d>", err);
+                dvb_unregister_frontend(mantis->fe);
+                dvb_frontend_detach(mantis->fe);
+        }
+
+        tasklet_kill(&mantis->tasklet);
+        dvb_net_release(&mantis->dvbnet);
+
+        mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem);
+        mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_hw);
+
+        dvb_dmxdev_release(&mantis->dmxdev);
+        dvb_dmx_release(&mantis->demux);
+
+        dprintk(MANTIS_DEBUG, 1, "dvb_unregister_adapter");
+        dvb_unregister_adapter(&mantis->dvb_adapter);
+
+        return 0;
+}
+EXPORT_SYMBOL_GPL(mantis_dvb_exit);
diff --git a/drivers/media/dvb/mantis/mantis_dvb.h b/drivers/media/dvb/mantis/mantis_dvb.h
new file mode 100644
index 000000000000..464199db304e
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_dvb.h
@@ -0,0 +1,35 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_DVB_H
+#define __MANTIS_DVB_H
+
+enum mantis_power {
+        POWER_OFF       = 0,
+        POWER_ON        = 1
+};
+
+extern int mantis_frontend_power(struct mantis_pci *mantis, enum mantis_power power);
+extern void mantis_frontend_soft_reset(struct mantis_pci *mantis);
+
+extern int mantis_dvb_init(struct mantis_pci *mantis);
+extern int mantis_dvb_exit(struct mantis_pci *mantis);
+
+#endif /* __MANTIS_DVB_H */
diff --git a/drivers/media/dvb/mantis/mantis_evm.c b/drivers/media/dvb/mantis/mantis_evm.c
new file mode 100644
index 000000000000..a7b369a439d6
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_evm.c
@@ -0,0 +1,117 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/kernel.h>
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "mantis_link.h"
+#include "mantis_hif.h"
+#include "mantis_reg.h"
+
+static void mantis_hifevm_work(struct work_struct *work)
+{
+        struct mantis_ca *ca = container_of(work, struct mantis_ca, hif_evm_work);
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        u32 gpif_stat, gpif_mask;
+
+        gpif_stat = mmread(MANTIS_GPIF_STATUS);
+        gpif_mask = mmread(MANTIS_GPIF_IRQCFG);
+
+        if (gpif_stat & MANTIS_GPIF_DETSTAT) {
+                if (gpif_stat & MANTIS_CARD_PLUGIN) {
+                        dprintk(MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Plugin", mantis->num);
+                        mmwrite(0xdada0000, MANTIS_CARD_RESET);
+                        mantis_event_cam_plugin(ca);
+                        dvb_ca_en50221_camchange_irq(&ca->en50221,
+                                                     0,
+                                                     DVB_CA_EN50221_CAMCHANGE_INSERTED);
+                }
+        } else {
+                if (gpif_stat & MANTIS_CARD_PLUGOUT) {
+                        dprintk(MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Unplug", mantis->num);
+                        mmwrite(0xdada0000, MANTIS_CARD_RESET);
+                        mantis_event_cam_unplug(ca);
+                        dvb_ca_en50221_camchange_irq(&ca->en50221,
+                                                     0,
+                                                     DVB_CA_EN50221_CAMCHANGE_REMOVED);
+                }
+        }
+
+        if (mantis->gpif_status & MANTIS_GPIF_EXTIRQ)
+                dprintk(MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Ext IRQ", mantis->num);
+
+        if (mantis->gpif_status & MANTIS_SBUF_WSTO)
+                dprintk(MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Timeout", mantis->num);
+
+        if (mantis->gpif_status & MANTIS_GPIF_OTHERR)
+                dprintk(MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Alignment Error", mantis->num);
+
+        if (gpif_stat & MANTIS_SBUF_OVFLW)
+                dprintk(MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Overflow", mantis->num);
+
+        if (gpif_stat & MANTIS_GPIF_BRRDY)
+                dprintk(MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Read Ready", mantis->num);
+
+        if (gpif_stat & MANTIS_GPIF_INTSTAT)
+                dprintk(MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): GPIF IRQ", mantis->num);
+
+        if (gpif_stat & MANTIS_SBUF_EMPTY)
+                dprintk(MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Empty", mantis->num);
+
+        if (gpif_stat & MANTIS_SBUF_OPDONE) {
+                dprintk(MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer operation complete", mantis->num);
+                ca->sbuf_status = MANTIS_SBUF_DATA_AVAIL;
+                ca->hif_event = MANTIS_SBUF_OPDONE;
+                wake_up(&ca->hif_opdone_wq);
+        }
+}
+
+int mantis_evmgr_init(struct mantis_ca *ca)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Initializing Mantis Host I/F Event manager");
+        INIT_WORK(&ca->hif_evm_work, mantis_hifevm_work);
+        mantis_pcmcia_init(ca);
+        schedule_work(&ca->hif_evm_work);
+        mantis_hif_init(ca);
+        return 0;
+}
+
+void mantis_evmgr_exit(struct mantis_ca *ca)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        dprintk(MANTIS_DEBUG, 1, "Mantis Host I/F Event manager exiting");
+        flush_scheduled_work();
+        mantis_hif_exit(ca);
+        mantis_pcmcia_exit(ca);
+}
diff --git a/drivers/media/dvb/mantis/mantis_hif.c b/drivers/media/dvb/mantis/mantis_hif.c
new file mode 100644
index 000000000000..7477dac628b4
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_hif.c
@@ -0,0 +1,240 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/kernel.h>
+#include <linux/signal.h>
+#include <linux/sched.h>
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+
+#include "mantis_hif.h"
+#include "mantis_link.h" /* temporary due to physical layer stuff */
+
+#include "mantis_reg.h"
+
+
+static int mantis_hif_sbuf_opdone_wait(struct mantis_ca *ca)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+        int rc = 0;
+
+        if (wait_event_timeout(ca->hif_opdone_wq,
+                               ca->hif_event & MANTIS_SBUF_OPDONE,
+                               msecs_to_jiffies(500)) == -ERESTARTSYS) {
+
+                dprintk(MANTIS_ERROR, 1, "Adapter(%d) Slot(0): Smart buffer operation timeout !", mantis->num);
+                rc = -EREMOTEIO;
+        }
+        dprintk(MANTIS_DEBUG, 1, "Smart Buffer Operation complete");
+        ca->hif_event &= ~MANTIS_SBUF_OPDONE;
+        return rc;
+}
+
+static int mantis_hif_write_wait(struct mantis_ca *ca)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+        u32 opdone = 0, timeout = 0;
+        int rc = 0;
+
+        if (wait_event_timeout(ca->hif_write_wq,
+                               mantis->gpif_status & MANTIS_GPIF_WRACK,
+                               msecs_to_jiffies(500)) == -ERESTARTSYS) {
+
+                dprintk(MANTIS_ERROR, 1, "Adapter(%d) Slot(0): Write ACK timed out !", mantis->num);
+                rc = -EREMOTEIO;
+        }
+        dprintk(MANTIS_DEBUG, 1, "Write Acknowledged");
+        mantis->gpif_status &= ~MANTIS_GPIF_WRACK;
+        while (!opdone) {
+                opdone = (mmread(MANTIS_GPIF_STATUS) & MANTIS_SBUF_OPDONE);
+                udelay(500);
+                timeout++;
+                if (timeout > 100) {
+                        dprintk(MANTIS_ERROR, 1, "Adater(%d) Slot(0): Write operation timed out!", mantis->num);
+                        rc = -ETIMEDOUT;
+                        break;
+                }
+        }
+        dprintk(MANTIS_DEBUG, 1, "HIF Write success");
+        return rc;
+}
+
+
+int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+        u32 hif_addr = 0, data, count = 4;
+
+        dprintk(MANTIS_DEBUG, 1, "Adapter(%d) Slot(0): Request HIF Mem Read", mantis->num);
+        mutex_lock(&ca->ca_lock);
+        hif_addr &= ~MANTIS_GPIF_PCMCIAREG;
+        hif_addr &= ~MANTIS_GPIF_PCMCIAIOM;
+        hif_addr |=  MANTIS_HIF_STATUS;
+        hif_addr |=  addr;
+
+        mmwrite(hif_addr, MANTIS_GPIF_BRADDR);
+        mmwrite(count, MANTIS_GPIF_BRBYTES);
+        udelay(20);
+        mmwrite(hif_addr | MANTIS_GPIF_HIFRDWRN, MANTIS_GPIF_ADDR);
+
+        if (mantis_hif_sbuf_opdone_wait(ca) != 0) {
+                dprintk(MANTIS_ERROR, 1, "Adapter(%d) Slot(0): GPIF Smart Buffer operation failed", mantis->num);
+                mutex_unlock(&ca->ca_lock);
+                return -EREMOTEIO;
+        }
+        data = mmread(MANTIS_GPIF_DIN);
+        mutex_unlock(&ca->ca_lock);
+        dprintk(MANTIS_DEBUG, 1, "Mem Read: 0x%02x", data);
+        return (data >> 24) & 0xff;
+}
+
+int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data)
+{
+        struct mantis_slot *slot = ca->slot;
+        struct mantis_pci *mantis = ca->ca_priv;
+        u32 hif_addr = 0;
+
+        dprintk(MANTIS_DEBUG, 1, "Adapter(%d) Slot(0): Request HIF Mem Write", mantis->num);
+        mutex_lock(&ca->ca_lock);
+        hif_addr &= ~MANTIS_GPIF_HIFRDWRN;
+        hif_addr &= ~MANTIS_GPIF_PCMCIAREG;
+        hif_addr &= ~MANTIS_GPIF_PCMCIAIOM;
+        hif_addr |=  MANTIS_HIF_STATUS;
+        hif_addr |=  addr;
+
+        mmwrite(slot->slave_cfg, MANTIS_GPIF_CFGSLA); /* Slot0 alone for now */
+        mmwrite(hif_addr, MANTIS_GPIF_ADDR);
+        mmwrite(data, MANTIS_GPIF_DOUT);
+
+        if (mantis_hif_write_wait(ca) != 0) {
+                dprintk(MANTIS_ERROR, 1, "Adapter(%d) Slot(0): HIF Smart Buffer operation failed", mantis->num);
+                mutex_unlock(&ca->ca_lock);
+                return -EREMOTEIO;
+        }
+        dprintk(MANTIS_DEBUG, 1, "Mem Write: (0x%02x to 0x%02x)", data, addr);
+        mutex_unlock(&ca->ca_lock);
+
+        return 0;
+}
+
+int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+        u32 data, hif_addr = 0;
+
+        dprintk(MANTIS_DEBUG, 1, "Adapter(%d) Slot(0): Request HIF I/O Read", mantis->num);
+        mutex_lock(&ca->ca_lock);
+        hif_addr &= ~MANTIS_GPIF_PCMCIAREG;
+        hif_addr |=  MANTIS_GPIF_PCMCIAIOM;
+        hif_addr |=  MANTIS_HIF_STATUS;
+        hif_addr |=  addr;
+
+        mmwrite(hif_addr, MANTIS_GPIF_BRADDR);
+        mmwrite(1, MANTIS_GPIF_BRBYTES);
+        udelay(20);
+        mmwrite(hif_addr | MANTIS_GPIF_HIFRDWRN, MANTIS_GPIF_ADDR);
+
+        if (mantis_hif_sbuf_opdone_wait(ca) != 0) {
+                dprintk(MANTIS_ERROR, 1, "Adapter(%d) Slot(0): HIF Smart Buffer operation failed", mantis->num);
+                mutex_unlock(&ca->ca_lock);
+                return -EREMOTEIO;
+        }
+        data = mmread(MANTIS_GPIF_DIN);
+        dprintk(MANTIS_DEBUG, 1, "I/O Read: 0x%02x", data);
+        udelay(50);
+        mutex_unlock(&ca->ca_lock);
+
+        return (u8) data;
+}
+
+int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u8 data)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+        u32 hif_addr = 0;
+
+        dprintk(MANTIS_DEBUG, 1, "Adapter(%d) Slot(0): Request HIF I/O Write", mantis->num);
+        mutex_lock(&ca->ca_lock);
+        hif_addr &= ~MANTIS_GPIF_PCMCIAREG;
+        hif_addr &= ~MANTIS_GPIF_HIFRDWRN;
+        hif_addr |=  MANTIS_GPIF_PCMCIAIOM;
+        hif_addr |=  MANTIS_HIF_STATUS;
+        hif_addr |=  addr;
+
+        mmwrite(hif_addr, MANTIS_GPIF_ADDR);
+        mmwrite(data, MANTIS_GPIF_DOUT);
+
+        if (mantis_hif_write_wait(ca) != 0) {
+                dprintk(MANTIS_ERROR, 1, "Adapter(%d) Slot(0): HIF Smart Buffer operation failed", mantis->num);
+                mutex_unlock(&ca->ca_lock);
+                return -EREMOTEIO;
+        }
+        dprintk(MANTIS_DEBUG, 1, "I/O Write: (0x%02x to 0x%02x)", data, addr);
+        mutex_unlock(&ca->ca_lock);
+        udelay(50);
+
+        return 0;
+}
+
+int mantis_hif_init(struct mantis_ca *ca)
+{
+        struct mantis_slot *slot = ca->slot;
+        struct mantis_pci *mantis = ca->ca_priv;
+        u32 irqcfg;
+
+        slot[0].slave_cfg = 0x70773028;
+        dprintk(MANTIS_ERROR, 1, "Adapter(%d) Initializing Mantis Host Interface", mantis->num);
+
+        mutex_lock(&ca->ca_lock);
+        irqcfg = mmread(MANTIS_GPIF_IRQCFG);
+        irqcfg = MANTIS_MASK_BRRDY      |
+                 MANTIS_MASK_WRACK      |
+                 MANTIS_MASK_EXTIRQ     |
+                 MANTIS_MASK_WSTO       |
+                 MANTIS_MASK_OTHERR     |
+                 MANTIS_MASK_OVFLW;
+
+        mmwrite(irqcfg, MANTIS_GPIF_IRQCFG);
+        mutex_unlock(&ca->ca_lock);
+
+        return 0;
+}
+
+void mantis_hif_exit(struct mantis_ca *ca)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+        u32 irqcfg;
+
+        dprintk(MANTIS_ERROR, 1, "Adapter(%d) Exiting Mantis Host Interface", mantis->num);
+        mutex_lock(&ca->ca_lock);
+        irqcfg = mmread(MANTIS_GPIF_IRQCFG);
+        irqcfg &= ~MANTIS_MASK_BRRDY;
+        mmwrite(irqcfg, MANTIS_GPIF_IRQCFG);
+        mutex_unlock(&ca->ca_lock);
+}
diff --git a/drivers/media/dvb/mantis/mantis_hif.h b/drivers/media/dvb/mantis/mantis_hif.h
new file mode 100644
index 000000000000..9094f9ed2362
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_hif.h
@@ -0,0 +1,29 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_HIF_H
+#define __MANTIS_HIF_H
+
+#define MANTIS_HIF_MEMRD                1
+#define MANTIS_HIF_MEMWR                2
+#define MANTIS_HIF_IOMRD                3
+#define MANTIS_HIF_IOMWR                4
+
+#endif /* __MANTIS_HIF_H */
diff --git a/drivers/media/dvb/mantis/mantis_i2c.c b/drivers/media/dvb/mantis/mantis_i2c.c
new file mode 100644
index 000000000000..7870bcf9689a
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_i2c.c
@@ -0,0 +1,267 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <asm/io.h>
+#include <linux/ioport.h>
+#include <linux/pci.h>
+#include <linux/i2c.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "mantis_reg.h"
+#include "mantis_i2c.h"
+
+#define TRIALS                  10000
+
+static int mantis_i2c_read(struct mantis_pci *mantis, const struct i2c_msg *msg)
+{
+        u32 rxd, i, stat, trials;
+
+        dprintk(MANTIS_INFO, 0, "        %s:  Address=[0x%02x] <R>[ ",
+                __func__, msg->addr);
+
+        for (i = 0; i < msg->len; i++) {
+                rxd = (msg->addr << 25) | (1 << 24)
+                                        | MANTIS_I2C_RATE_3
+                                        | MANTIS_I2C_STOP
+                                        | MANTIS_I2C_PGMODE;
+
+                if (i == (msg->len - 1))
+                        rxd &= ~MANTIS_I2C_STOP;
+
+                mmwrite(MANTIS_INT_I2CDONE, MANTIS_INT_STAT);
+                mmwrite(rxd, MANTIS_I2CDATA_CTL);
+
+                /* wait for xfer completion */
+                for (trials = 0; trials < TRIALS; trials++) {
+                        stat = mmread(MANTIS_INT_STAT);
+                        if (stat & MANTIS_INT_I2CDONE)
+                                break;
+                }
+
+                dprintk(MANTIS_TMG, 0, "I2CDONE: trials=%d\n", trials);
+
+                /* wait for xfer completion */
+                for (trials = 0; trials < TRIALS; trials++) {
+                        stat = mmread(MANTIS_INT_STAT);
+                        if (stat & MANTIS_INT_I2CRACK)
+                                break;
+                }
+
+                dprintk(MANTIS_TMG, 0, "I2CRACK: trials=%d\n", trials);
+
+                rxd = mmread(MANTIS_I2CDATA_CTL);
+                msg->buf[i] = (u8)((rxd >> 8) & 0xFF);
+                dprintk(MANTIS_INFO, 0, "%02x ", msg->buf[i]);
+        }
+        dprintk(MANTIS_INFO, 0, "]\n");
+
+        return 0;
+}
+
+static int mantis_i2c_write(struct mantis_pci *mantis, const struct i2c_msg *msg)
+{
+        int i;
+        u32 txd = 0, stat, trials;
+
+        dprintk(MANTIS_INFO, 0, "        %s: Address=[0x%02x] <W>[ ",
+                __func__, msg->addr);
+
+        for (i = 0; i < msg->len; i++) {
+                dprintk(MANTIS_INFO, 0, "%02x ", msg->buf[i]);
+                txd = (msg->addr << 25) | (msg->buf[i] << 8)
+                                        | MANTIS_I2C_RATE_3
+                                        | MANTIS_I2C_STOP
+                                        | MANTIS_I2C_PGMODE;
+
+                if (i == (msg->len - 1))
+                        txd &= ~MANTIS_I2C_STOP;
+
+                mmwrite(MANTIS_INT_I2CDONE, MANTIS_INT_STAT);
+                mmwrite(txd, MANTIS_I2CDATA_CTL);
+
+                /* wait for xfer completion */
+                for (trials = 0; trials < TRIALS; trials++) {
+                        stat = mmread(MANTIS_INT_STAT);
+                        if (stat & MANTIS_INT_I2CDONE)
+                                break;
+                }
+
+                dprintk(MANTIS_TMG, 0, "I2CDONE: trials=%d\n", trials);
+
+                /* wait for xfer completion */
+                for (trials = 0; trials < TRIALS; trials++) {
+                        stat = mmread(MANTIS_INT_STAT);
+                        if (stat & MANTIS_INT_I2CRACK)
+                                break;
+                }
+
+                dprintk(MANTIS_TMG, 0, "I2CRACK: trials=%d\n", trials);
+        }
+        dprintk(MANTIS_INFO, 0, "]\n");
+
+        return 0;
+}
+
+static int mantis_i2c_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, int num)
+{
+        int ret = 0, i = 0, trials;
+        u32 stat, data, txd;
+        struct mantis_pci *mantis;
+        struct mantis_hwconfig *config;
+
+        mantis = i2c_get_adapdata(adapter);
+        BUG_ON(!mantis);
+        config = mantis->hwconfig;
+        BUG_ON(!config);
+
+        dprintk(MANTIS_DEBUG, 1, "Messages:%d", num);
+        mutex_lock(&mantis->i2c_lock);
+
+        while (i < num) {
+                /* Byte MODE */
+                if ((config->i2c_mode & MANTIS_BYTE_MODE) &&
+                    ((i + 1) < num)                     &&
+                    (msgs[i].len < 2)                   &&
+                    (msgs[i + 1].len < 2)               &&
+                    (msgs[i + 1].flags & I2C_M_RD)) {
+
+                        dprintk(MANTIS_DEBUG, 0, "        Byte MODE:\n");
+
+                        /* Read operation */
+                        txd = msgs[i].addr << 25 | (0x1 << 24)
+                                                 | (msgs[i].buf[0] << 16)
+                                                 | MANTIS_I2C_RATE_3;
+
+                        mmwrite(txd, MANTIS_I2CDATA_CTL);
+                        /* wait for xfer completion */
+                        for (trials = 0; trials < TRIALS; trials++) {
+                                stat = mmread(MANTIS_INT_STAT);
+                                if (stat & MANTIS_INT_I2CDONE)
+                                        break;
+                        }
+
+                        /* check for xfer completion */
+                        if (stat & MANTIS_INT_I2CDONE) {
+                                /* check xfer was acknowledged */
+                                if (stat & MANTIS_INT_I2CRACK) {
+                                        data = mmread(MANTIS_I2CDATA_CTL);
+                                        msgs[i + 1].buf[0] = (data >> 8) & 0xff;
+                                        dprintk(MANTIS_DEBUG, 0, "        Byte <%d> RXD=0x%02x  [%02x]\n", 0x0, data, msgs[i + 1].buf[0]);
+                                } else {
+                                        /* I/O error */
+                                        dprintk(MANTIS_ERROR, 1, "        I/O error, LINE:%d", __LINE__);
+                                        ret = -EIO;
+                                        break;
+                                }
+                        } else {
+                                /* I/O error */
+                                dprintk(MANTIS_ERROR, 1, "        I/O error, LINE:%d", __LINE__);
+                                ret = -EIO;
+                                break;
+                        }
+                        i += 2; /* Write/Read operation in one go */
+                }
+
+                if (i < num) {
+                        if (msgs[i].flags & I2C_M_RD)
+                                ret = mantis_i2c_read(mantis, &msgs[i]);
+                        else
+                                ret = mantis_i2c_write(mantis, &msgs[i]);
+
+                        i++;
+                        if (ret < 0)
+                                goto bail_out;
+                }
+
+        }
+
+        mutex_unlock(&mantis->i2c_lock);
+
+        return num;
+
+bail_out:
+        mutex_unlock(&mantis->i2c_lock);
+        return ret;
+}
+
+static u32 mantis_i2c_func(struct i2c_adapter *adapter)
+{
+        return I2C_FUNC_SMBUS_EMUL;
+}
+
+static struct i2c_algorithm mantis_algo = {
+        .master_xfer            = mantis_i2c_xfer,
+        .functionality          = mantis_i2c_func,
+};
+
+int __devinit mantis_i2c_init(struct mantis_pci *mantis)
+{
+        u32 intstat, intmask;
+        struct i2c_adapter *i2c_adapter = &mantis->adapter;
+        struct pci_dev *pdev            = mantis->pdev;
+
+        init_waitqueue_head(&mantis->i2c_wq);
+        mutex_init(&mantis->i2c_lock);
+        strncpy(i2c_adapter->name, "Mantis I2C", sizeof(i2c_adapter->name));
+        i2c_set_adapdata(i2c_adapter, mantis);
+
+        i2c_adapter->owner      = THIS_MODULE;
+        i2c_adapter->class      = I2C_CLASS_TV_DIGITAL;
+        i2c_adapter->algo       = &mantis_algo;
+        i2c_adapter->algo_data  = NULL;
+        i2c_adapter->timeout    = 500;
+        i2c_adapter->retries    = 3;
+        i2c_adapter->dev.parent = &pdev->dev;
+
+        mantis->i2c_rc          = i2c_add_adapter(i2c_adapter);
+        if (mantis->i2c_rc < 0)
+                return mantis->i2c_rc;
+
+        dprintk(MANTIS_DEBUG, 1, "Initializing I2C ..");
+
+        intstat = mmread(MANTIS_INT_STAT);
+        intmask = mmread(MANTIS_INT_MASK);
+        mmwrite(intstat, MANTIS_INT_STAT);
+        dprintk(MANTIS_DEBUG, 1, "Disabling I2C interrupt");
+        intmask = mmread(MANTIS_INT_MASK);
+        mmwrite((intmask & ~MANTIS_INT_I2CDONE), MANTIS_INT_MASK);
+
+        return 0;
+}
+EXPORT_SYMBOL_GPL(mantis_i2c_init);
+
+int mantis_i2c_exit(struct mantis_pci *mantis)
+{
+        u32 intmask;
+
+        dprintk(MANTIS_DEBUG, 1, "Disabling I2C interrupt");
+        intmask = mmread(MANTIS_INT_MASK);
+        mmwrite((intmask & ~MANTIS_INT_I2CDONE), MANTIS_INT_MASK);
+
+        dprintk(MANTIS_DEBUG, 1, "Removing I2C adapter");
+        return i2c_del_adapter(&mantis->adapter);
+}
+EXPORT_SYMBOL_GPL(mantis_i2c_exit);
diff --git a/drivers/media/dvb/mantis/mantis_i2c.h b/drivers/media/dvb/mantis/mantis_i2c.h
new file mode 100644
index 000000000000..1342df2faed8
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_i2c.h
@@ -0,0 +1,30 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_I2C_H
+#define __MANTIS_I2C_H
+
+#define I2C_STOP                (1 <<  0)
+#define I2C_READ                (1 <<  1)
+
+extern int mantis_i2c_init(struct mantis_pci *mantis);
+extern int mantis_i2c_exit(struct mantis_pci *mantis);
+
+#endif /* __MANTIS_I2C_H */
diff --git a/drivers/media/dvb/mantis/mantis_input.c b/drivers/media/dvb/mantis/mantis_input.c
new file mode 100644
index 000000000000..6a9df779441f
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_input.c
@@ -0,0 +1,148 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/input.h>
+#include <media/ir-common.h>
+#include <linux/pci.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "mantis_reg.h"
+#include "mantis_uart.h"
+
+static struct ir_scancode mantis_ir_table[] = {
+        { 0x29, KEY_POWER       },
+        { 0x28, KEY_FAVORITES   },
+        { 0x30, KEY_TEXT        },
+        { 0x17, KEY_INFO        }, /* Preview */
+        { 0x23, KEY_EPG         },
+        { 0x3b, KEY_F22         }, /* Record List */
+        { 0x3c, KEY_1           },
+        { 0x3e, KEY_2           },
+        { 0x39, KEY_3           },
+        { 0x36, KEY_4           },
+        { 0x22, KEY_5           },
+        { 0x20, KEY_6           },
+        { 0x32, KEY_7           },
+        { 0x26, KEY_8           },
+        { 0x24, KEY_9           },
+        { 0x2a, KEY_0           },
+
+        { 0x33, KEY_CANCEL      },
+        { 0x2c, KEY_BACK        },
+        { 0x15, KEY_CLEAR       },
+        { 0x3f, KEY_TAB         },
+        { 0x10, KEY_ENTER       },
+        { 0x14, KEY_UP          },
+        { 0x0d, KEY_RIGHT       },
+        { 0x0e, KEY_DOWN        },
+        { 0x11, KEY_LEFT        },
+
+        { 0x21, KEY_VOLUMEUP    },
+        { 0x35, KEY_VOLUMEDOWN  },
+        { 0x3d, KEY_CHANNELDOWN },
+        { 0x3a, KEY_CHANNELUP   },
+        { 0x2e, KEY_RECORD      },
+        { 0x2b, KEY_PLAY        },
+        { 0x13, KEY_PAUSE       },
+        { 0x25, KEY_STOP        },
+
+        { 0x1f, KEY_REWIND      },
+        { 0x2d, KEY_FASTFORWARD },
+        { 0x1e, KEY_PREVIOUS    }, /* Replay |< */
+        { 0x1d, KEY_NEXT        }, /* Skip   >| */
+
+        { 0x0b, KEY_CAMERA      }, /* Capture */
+        { 0x0f, KEY_LANGUAGE    }, /* SAP */
+        { 0x18, KEY_MODE        }, /* PIP */
+        { 0x12, KEY_ZOOM        }, /* Full screen */
+        { 0x1c, KEY_SUBTITLE    },
+        { 0x2f, KEY_MUTE        },
+        { 0x16, KEY_F20         }, /* L/R */
+        { 0x38, KEY_F21         }, /* Hibernate */
+
+        { 0x37, KEY_SWITCHVIDEOMODE }, /* A/V */
+        { 0x31, KEY_AGAIN       }, /* Recall */
+        { 0x1a, KEY_KPPLUS      }, /* Zoom+ */
+        { 0x19, KEY_KPMINUS     }, /* Zoom- */
+        { 0x27, KEY_RED         },
+        { 0x0C, KEY_GREEN       },
+        { 0x01, KEY_YELLOW      },
+        { 0x00, KEY_BLUE        },
+};
+
+struct ir_scancode_table ir_mantis = {
+        .scan = mantis_ir_table,
+        .size = ARRAY_SIZE(mantis_ir_table),
+};
+EXPORT_SYMBOL_GPL(ir_mantis);
+
+int mantis_input_init(struct mantis_pci *mantis)
+{
+        struct input_dev *rc;
+        struct ir_input_state rc_state;
+        char name[80], dev[80];
+        int err;
+
+        rc = input_allocate_device();
+        if (!rc) {
+                dprintk(MANTIS_ERROR, 1, "Input device allocate failed");
+                return -ENOMEM;
+        }
+
+        sprintf(name, "Mantis %s IR receiver", mantis->hwconfig->model_name);
+        sprintf(dev, "pci-%s/ir0", pci_name(mantis->pdev));
+
+        rc->name = name;
+        rc->phys = dev;
+
+        ir_input_init(rc, &rc_state, IR_TYPE_OTHER);
+
+        rc->id.bustype  = BUS_PCI;
+        rc->id.vendor   = mantis->vendor_id;
+        rc->id.product  = mantis->device_id;
+        rc->id.version  = 1;
+        rc->dev         = mantis->pdev->dev;
+
+        err = ir_input_register(rc, &ir_mantis);
+        if (err) {
+                dprintk(MANTIS_ERROR, 1, "IR device registration failed, ret = %d", err);
+                input_free_device(rc);
+                return -ENODEV;
+        }
+
+        mantis->rc = rc;
+
+        return 0;
+}
+
+int mantis_exit(struct mantis_pci *mantis)
+{
+        struct input_dev *rc = mantis->rc;
+
+        ir_input_unregister(rc);
+
+        return 0;
+}
diff --git a/drivers/media/dvb/mantis/mantis_ioc.c b/drivers/media/dvb/mantis/mantis_ioc.c
new file mode 100644
index 000000000000..de148ded52d8
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_ioc.c
@@ -0,0 +1,130 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/kernel.h>
+#include <linux/i2c.h>
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "mantis_reg.h"
+#include "mantis_ioc.h"
+
+static int read_eeprom_bytes(struct mantis_pci *mantis, u8 reg, u8 *data, u8 length)
+{
+        struct i2c_adapter *adapter = &mantis->adapter;
+        int err;
+        u8 buf = reg;
+
+        struct i2c_msg msg[] = {
+                { .addr = 0x50, .flags = 0, .buf = &buf, .len = 1 },
+                { .addr = 0x50, .flags = I2C_M_RD, .buf = data, .len = length },
+        };
+
+        err = i2c_transfer(adapter, msg, 2);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: i2c read: < err=%i d0=0x%02x d1=0x%02x >",
+                        err, data[0], data[1]);
+
+                return err;
+        }
+
+        return 0;
+}
+int mantis_get_mac(struct mantis_pci *mantis)
+{
+        int err;
+        u8 mac_addr[6] = {0};
+
+        err = read_eeprom_bytes(mantis, 0x08, mac_addr, 6);
+        if (err < 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Mantis EEPROM read error <%d>", err);
+
+                return err;
+        }
+
+        dprintk(MANTIS_ERROR, 0,
+                "    MAC Address=[%02x:%02x:%02x:%02x:%02x:%02x]\n",
+                mac_addr[0],
+                mac_addr[1],
+                mac_addr[2],
+                mac_addr[3],
+                mac_addr[4],
+                mac_addr[5]);
+
+        return 0;
+}
+EXPORT_SYMBOL_GPL(mantis_get_mac);
+
+/* Turn the given bit on or off. */
+void gpio_set_bits(struct mantis_pci *mantis, u32 bitpos, u8 value)
+{
+        u32 cur;
+
+        dprintk(MANTIS_DEBUG, 1, "Set Bit <%d> to <%d>", bitpos, value);
+        cur = mmread(MANTIS_GPIF_ADDR);
+        if (value)
+                mantis->gpio_status = cur | (1 << bitpos);
+        else
+                mantis->gpio_status = cur & (~(1 << bitpos));
+
+        dprintk(MANTIS_DEBUG, 1, "GPIO Value <%02x>", mantis->gpio_status);
+        mmwrite(mantis->gpio_status, MANTIS_GPIF_ADDR);
+        mmwrite(0x00, MANTIS_GPIF_DOUT);
+}
+EXPORT_SYMBOL_GPL(gpio_set_bits);
+
+int mantis_stream_control(struct mantis_pci *mantis, enum mantis_stream_control stream_ctl)
+{
+        u32 reg;
+
+        reg = mmread(MANTIS_CONTROL);
+        switch (stream_ctl) {
+        case STREAM_TO_HIF:
+                dprintk(MANTIS_DEBUG, 1, "Set stream to HIF");
+                reg &= 0xff - MANTIS_BYPASS;
+                mmwrite(reg, MANTIS_CONTROL);
+                reg |= MANTIS_BYPASS;
+                mmwrite(reg, MANTIS_CONTROL);
+                break;
+
+        case STREAM_TO_CAM:
+                dprintk(MANTIS_DEBUG, 1, "Set stream to CAM");
+                reg |= MANTIS_BYPASS;
+                mmwrite(reg, MANTIS_CONTROL);
+                reg &= 0xff - MANTIS_BYPASS;
+                mmwrite(reg, MANTIS_CONTROL);
+                break;
+        default:
+                dprintk(MANTIS_ERROR, 1, "Unknown MODE <%02x>", stream_ctl);
+                return -1;
+        }
+
+        return 0;
+}
+EXPORT_SYMBOL_GPL(mantis_stream_control);
diff --git a/drivers/media/dvb/mantis/mantis_ioc.h b/drivers/media/dvb/mantis/mantis_ioc.h
new file mode 100644
index 000000000000..188fe5a81614
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_ioc.h
@@ -0,0 +1,51 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_IOC_H
+#define __MANTIS_IOC_H
+
+#define GPIF_A00                0x00
+#define GPIF_A01                0x01
+#define GPIF_A02                0x02
+#define GPIF_A03                0x03
+#define GPIF_A04                0x04
+#define GPIF_A05                0x05
+#define GPIF_A06                0x06
+#define GPIF_A07                0x07
+#define GPIF_A08                0x08
+#define GPIF_A09                0x09
+#define GPIF_A10                0x0a
+#define GPIF_A11                0x0b
+
+#define GPIF_A12                0x0c
+#define GPIF_A13                0x0d
+#define GPIF_A14                0x0e
+
+enum mantis_stream_control {
+        STREAM_TO_HIF = 0,
+        STREAM_TO_CAM
+};
+
+extern int mantis_get_mac(struct mantis_pci *mantis);
+extern void gpio_set_bits(struct mantis_pci *mantis, u32 bitpos, u8 value);
+
+extern int mantis_stream_control(struct mantis_pci *mantis, enum mantis_stream_control stream_ctl);
+
+#endif /* __MANTIS_IOC_H */
diff --git a/drivers/media/dvb/mantis/mantis_link.h b/drivers/media/dvb/mantis/mantis_link.h
new file mode 100644
index 000000000000..2a814774a001
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_link.h
@@ -0,0 +1,83 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_LINK_H
+#define __MANTIS_LINK_H
+
+#include <linux/mutex.h>
+#include <linux/workqueue.h>
+#include "dvb_ca_en50221.h"
+
+enum mantis_sbuf_status {
+        MANTIS_SBUF_DATA_AVAIL          = 1,
+        MANTIS_SBUF_DATA_EMPTY          = 2,
+        MANTIS_SBUF_DATA_OVFLW          = 3
+};
+
+struct mantis_slot {
+        u32                             timeout;
+        u32                             slave_cfg;
+        u32                             bar;
+};
+
+/* Physical layer */
+enum mantis_slot_state {
+        MODULE_INSERTED                 = 3,
+        MODULE_XTRACTED                 = 4
+};
+
+struct mantis_ca {
+        struct mantis_slot              slot[4];
+
+        struct work_struct              hif_evm_work;
+
+        u32                             hif_event;
+        wait_queue_head_t               hif_opdone_wq;
+        wait_queue_head_t               hif_brrdyw_wq;
+        wait_queue_head_t               hif_data_wq;
+        wait_queue_head_t               hif_write_wq; /* HIF Write op */
+
+        enum mantis_sbuf_status         sbuf_status;
+
+        enum mantis_slot_state          slot_state;
+
+        void                            *ca_priv;
+
+        struct dvb_ca_en50221           en50221;
+        struct mutex                    ca_lock;
+};
+
+/* CA */
+extern void mantis_event_cam_plugin(struct mantis_ca *ca);
+extern void mantis_event_cam_unplug(struct mantis_ca *ca);
+extern int mantis_pcmcia_init(struct mantis_ca *ca);
+extern void mantis_pcmcia_exit(struct mantis_ca *ca);
+extern int mantis_evmgr_init(struct mantis_ca *ca);
+extern void mantis_evmgr_exit(struct mantis_ca *ca);
+
+/* HIF */
+extern int mantis_hif_init(struct mantis_ca *ca);
+extern void mantis_hif_exit(struct mantis_ca *ca);
+extern int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr);
+extern int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data);
+extern int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr);
+extern int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u8 data);
+
+#endif /* __MANTIS_LINK_H */
diff --git a/drivers/media/dvb/mantis/mantis_pci.c b/drivers/media/dvb/mantis/mantis_pci.c
new file mode 100644
index 000000000000..6c7534af6b44
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_pci.c
@@ -0,0 +1,177 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <asm/io.h>
+#include <asm/pgtable.h>
+#include <asm/page.h>
+#include <linux/kmod.h>
+#include <linux/vmalloc.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/pci.h>
+
+#include <asm/irq.h>
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include <asm/irq.h>
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "mantis_common.h"
+#include "mantis_reg.h"
+#include "mantis_pci.h"
+
+#define DRIVER_NAME             "Mantis Core"
+
+int __devinit mantis_pci_init(struct mantis_pci *mantis)
+{
+        u8 revision, latency;
+        struct mantis_hwconfig *config  = mantis->hwconfig;
+        struct pci_dev *pdev            = mantis->pdev;
+        int err, ret = 0;
+
+        dprintk(MANTIS_ERROR, 0, "found a %s PCI %s device on (%02x:%02x.%x),\n",
+                config->model_name,
+                config->dev_type,
+                mantis->pdev->bus->number,
+                PCI_SLOT(mantis->pdev->devfn),
+                PCI_FUNC(mantis->pdev->devfn));
+
+        err = pci_enable_device(pdev);
+        if (err != 0) {
+                ret = -ENODEV;
+                dprintk(MANTIS_ERROR, 1, "ERROR: PCI enable failed <%i>", err);
+                goto fail0;
+        }
+
+        err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
+        if (err != 0) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: Unable to obtain 32 bit DMA <%i>", err);
+                ret = -ENOMEM;
+                goto fail1;
+        }
+
+        pci_set_master(pdev);
+
+        if (!request_mem_region(pci_resource_start(pdev, 0),
+                                pci_resource_len(pdev, 0),
+                                DRIVER_NAME)) {
+
+                dprintk(MANTIS_ERROR, 1, "ERROR: BAR0 Request failed !");
+                ret = -ENODEV;
+                goto fail1;
+        }
+
+        mantis->mmio = ioremap(pci_resource_start(pdev, 0),
+                               pci_resource_len(pdev, 0));
+
+        if (!mantis->mmio) {
+                dprintk(MANTIS_ERROR, 1, "ERROR: BAR0 remap failed !");
+                ret = -ENODEV;
+                goto fail2;
+        }
+
+        pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &latency);
+        pci_read_config_byte(pdev, PCI_CLASS_REVISION, &revision);
+        mantis->latency = latency;
+        mantis->revision = revision;
+
+        dprintk(MANTIS_ERROR, 0, "    Mantis Rev %d [%04x:%04x], ",
+                mantis->revision,
+                mantis->pdev->subsystem_vendor,
+                mantis->pdev->subsystem_device);
+
+        dprintk(MANTIS_ERROR, 0,
+                "irq: %d, latency: %d\n    memory: 0x%lx, mmio: 0x%p\n",
+                mantis->pdev->irq,
+                mantis->latency,
+                mantis->mantis_addr,
+                mantis->mmio);
+
+        err = request_irq(pdev->irq,
+                          config->irq_handler,
+                          IRQF_SHARED,
+                          DRIVER_NAME,
+                          mantis);
+
+        if (err != 0) {
+
+                dprintk(MANTIS_ERROR, 1, "ERROR: IRQ registration failed ! <%d>", err);
+                ret = -ENODEV;
+                goto fail3;
+        }
+
+        pci_set_drvdata(pdev, mantis);
+        return ret;
+
+        /* Error conditions */
+fail3:
+        dprintk(MANTIS_ERROR, 1, "ERROR: <%d> I/O unmap", ret);
+        if (mantis->mmio)
+                iounmap(mantis->mmio);
+
+fail2:
+        dprintk(MANTIS_ERROR, 1, "ERROR: <%d> releasing regions", ret);
+        release_mem_region(pci_resource_start(pdev, 0),
+                           pci_resource_len(pdev, 0));
+
+fail1:
+        dprintk(MANTIS_ERROR, 1, "ERROR: <%d> disabling device", ret);
+        pci_disable_device(pdev);
+
+fail0:
+        dprintk(MANTIS_ERROR, 1, "ERROR: <%d> exiting", ret);
+        pci_set_drvdata(pdev, NULL);
+        return ret;
+}
+EXPORT_SYMBOL_GPL(mantis_pci_init);
+
+void mantis_pci_exit(struct mantis_pci *mantis)
+{
+        struct pci_dev *pdev = mantis->pdev;
+
+        dprintk(MANTIS_NOTICE, 1, " mem: 0x%p", mantis->mmio);
+        free_irq(pdev->irq, mantis);
+        if (mantis->mmio) {
+                iounmap(mantis->mmio);
+                release_mem_region(pci_resource_start(pdev, 0),
+                                   pci_resource_len(pdev, 0));
+        }
+
+        pci_disable_device(pdev);
+        pci_set_drvdata(pdev, NULL);
+}
+EXPORT_SYMBOL_GPL(mantis_pci_exit);
+
+MODULE_DESCRIPTION("Mantis PCI DTV bridge driver");
+MODULE_AUTHOR("Manu Abraham");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/mantis/mantis_pci.h b/drivers/media/dvb/mantis/mantis_pci.h
new file mode 100644
index 000000000000..65f004519086
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_pci.h
@@ -0,0 +1,27 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_PCI_H
+#define __MANTIS_PCI_H
+
+extern int mantis_pci_init(struct mantis_pci *mantis);
+extern void mantis_pci_exit(struct mantis_pci *mantis);
+
+#endif /* __MANTIS_PCI_H */
diff --git a/drivers/media/dvb/mantis/mantis_pcmcia.c b/drivers/media/dvb/mantis/mantis_pcmcia.c
new file mode 100644
index 000000000000..5cb545b913f6
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_pcmcia.c
@@ -0,0 +1,120 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/kernel.h>
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "mantis_link.h" /* temporary due to physical layer stuff */
+#include "mantis_reg.h"
+
+/*
+ * If Slot state is already PLUG_IN event and we are called
+ * again, definitely it is jitter alone
+ */
+void mantis_event_cam_plugin(struct mantis_ca *ca)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        u32 gpif_irqcfg;
+
+        if (ca->slot_state == MODULE_XTRACTED) {
+                dprintk(MANTIS_DEBUG, 1, "Event: CAM Plugged IN: Adapter(%d) Slot(0)", mantis->num);
+                udelay(50);
+                mmwrite(0xda000000, MANTIS_CARD_RESET);
+                gpif_irqcfg  = mmread(MANTIS_GPIF_IRQCFG);
+                gpif_irqcfg |= MANTIS_MASK_PLUGOUT;
+                gpif_irqcfg &= ~MANTIS_MASK_PLUGIN;
+                mmwrite(gpif_irqcfg, MANTIS_GPIF_IRQCFG);
+                udelay(500);
+                ca->slot_state = MODULE_INSERTED;
+        }
+        udelay(100);
+}
+
+/*
+ * If Slot state is already UN_PLUG event and we are called
+ * again, definitely it is jitter alone
+ */
+void mantis_event_cam_unplug(struct mantis_ca *ca)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        u32 gpif_irqcfg;
+
+        if (ca->slot_state == MODULE_INSERTED) {
+                dprintk(MANTIS_DEBUG, 1, "Event: CAM Unplugged: Adapter(%d) Slot(0)", mantis->num);
+                udelay(50);
+                mmwrite(0x00da0000, MANTIS_CARD_RESET);
+                gpif_irqcfg  = mmread(MANTIS_GPIF_IRQCFG);
+                gpif_irqcfg |= MANTIS_MASK_PLUGIN;
+                gpif_irqcfg &= ~MANTIS_MASK_PLUGOUT;
+                mmwrite(gpif_irqcfg, MANTIS_GPIF_IRQCFG);
+                udelay(500);
+                ca->slot_state = MODULE_XTRACTED;
+        }
+        udelay(100);
+}
+
+int mantis_pcmcia_init(struct mantis_ca *ca)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        u32 gpif_stat, card_stat;
+
+        mmwrite(mmread(MANTIS_INT_MASK) | MANTIS_INT_IRQ0, MANTIS_INT_MASK);
+        gpif_stat = mmread(MANTIS_GPIF_STATUS);
+        card_stat = mmread(MANTIS_GPIF_IRQCFG);
+
+        if (gpif_stat & MANTIS_GPIF_DETSTAT) {
+                dprintk(MANTIS_DEBUG, 1, "CAM found on Adapter(%d) Slot(0)", mantis->num);
+                mmwrite(card_stat | MANTIS_MASK_PLUGOUT, MANTIS_GPIF_IRQCFG);
+                ca->slot_state = MODULE_INSERTED;
+                dvb_ca_en50221_camchange_irq(&ca->en50221,
+                                             0,
+                                             DVB_CA_EN50221_CAMCHANGE_INSERTED);
+        } else {
+                dprintk(MANTIS_DEBUG, 1, "Empty Slot on Adapter(%d) Slot(0)", mantis->num);
+                mmwrite(card_stat | MANTIS_MASK_PLUGIN, MANTIS_GPIF_IRQCFG);
+                ca->slot_state = MODULE_XTRACTED;
+                dvb_ca_en50221_camchange_irq(&ca->en50221,
+                                             0,
+                                             DVB_CA_EN50221_CAMCHANGE_REMOVED);
+        }
+
+        return 0;
+}
+
+void mantis_pcmcia_exit(struct mantis_ca *ca)
+{
+        struct mantis_pci *mantis = ca->ca_priv;
+
+        mmwrite(mmread(MANTIS_GPIF_STATUS) & (~MANTIS_CARD_PLUGOUT | ~MANTIS_CARD_PLUGIN), MANTIS_GPIF_STATUS);
+        mmwrite(mmread(MANTIS_INT_MASK) & ~MANTIS_INT_IRQ0, MANTIS_INT_MASK);
+}
diff --git a/drivers/media/dvb/mantis/mantis_reg.h b/drivers/media/dvb/mantis/mantis_reg.h
new file mode 100644
index 000000000000..7761f9dc7fe0
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_reg.h
@@ -0,0 +1,197 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_REG_H
+#define __MANTIS_REG_H
+
+/* Interrupts */
+#define MANTIS_INT_STAT                 0x00
+#define MANTIS_INT_MASK                 0x04
+
+#define MANTIS_INT_RISCSTAT             (0x0f << 28)
+#define MANTIS_INT_RISCEN               (0x01 << 27)
+#define MANTIS_INT_I2CRACK              (0x01 << 26)
+
+/* #define MANTIS_INT_GPIF                      (0xff << 12) */
+
+#define MANTIS_INT_PCMCIA7              (0x01 << 19)
+#define MANTIS_INT_PCMCIA6              (0x01 << 18)
+#define MANTIS_INT_PCMCIA5              (0x01 << 17)
+#define MANTIS_INT_PCMCIA4              (0x01 << 16)
+#define MANTIS_INT_PCMCIA3              (0x01 << 15)
+#define MANTIS_INT_PCMCIA2              (0x01 << 14)
+#define MANTIS_INT_PCMCIA1              (0x01 << 13)
+#define MANTIS_INT_PCMCIA0              (0x01 << 12)
+#define MANTIS_INT_IRQ1                 (0x01 << 11)
+#define MANTIS_INT_IRQ0                 (0x01 << 10)
+#define MANTIS_INT_OCERR                (0x01 <<  8)
+#define MANTIS_INT_PABORT               (0x01 <<  7)
+#define MANTIS_INT_RIPERR               (0x01 <<  6)
+#define MANTIS_INT_PPERR                (0x01 <<  5)
+#define MANTIS_INT_FTRGT                (0x01 <<  3)
+#define MANTIS_INT_RISCI                (0x01 <<  1)
+#define MANTIS_INT_I2CDONE              (0x01 <<  0)
+
+/* DMA */
+#define MANTIS_DMA_CTL                  0x08
+#define MANTIS_GPIF_RD                  (0xff << 24)
+#define MANTIS_GPIF_WR                  (0xff << 16)
+#define MANTIS_CPU_DO                   (0x01 << 10)
+#define MANTIS_DRV_DO                   (0x01 <<  9)
+#define MANTIS_I2C_RD                   (0x01 <<  7)
+#define MANTIS_I2C_WR                   (0x01 <<  6)
+#define MANTIS_DCAP_MODE                (0x01 <<  5)
+#define MANTIS_FIFO_TP_4                (0x00 <<  3)
+#define MANTIS_FIFO_TP_8                (0x01 <<  3)
+#define MANTIS_FIFO_TP_16               (0x02 <<  3)
+#define MANTIS_FIFO_EN                  (0x01 <<  2)
+#define MANTIS_DCAP_EN                  (0x01 <<  1)
+#define MANTIS_RISC_EN                  (0x01 <<  0)
+
+/* DEBUG */
+#define MANTIS_DEBUGREG                 0x0c
+#define MANTIS_DATINV                   (0x0e <<  7)
+#define MANTIS_TOP_DEBUGSEL             (0x07 <<  4)
+#define MANTIS_PCMCIA_DEBUGSEL          (0x0f <<  0)
+
+#define MANTIS_RISC_START               0x10
+#define MANTIS_RISC_PC                  0x14
+
+/* I2C */
+#define MANTIS_I2CDATA_CTL              0x18
+#define MANTIS_I2C_RATE_1               (0x00 <<  6)
+#define MANTIS_I2C_RATE_2               (0x01 <<  6)
+#define MANTIS_I2C_RATE_3               (0x02 <<  6)
+#define MANTIS_I2C_RATE_4               (0x03 <<  6)
+#define MANTIS_I2C_STOP                 (0x01 <<  5)
+#define MANTIS_I2C_PGMODE               (0x01 <<  3)
+
+/* DATA */
+#define MANTIS_CMD_DATA_R1              0x20
+#define MANTIS_CMD_DATA_3               (0xff << 24)
+#define MANTIS_CMD_DATA_2               (0xff << 16)
+#define MANTIS_CMD_DATA_1               (0xff <<  8)
+#define MANTIS_CMD_DATA_0               (0xff <<  0)
+
+#define MANTIS_CMD_DATA_R2              0x24
+#define MANTIS_CMD_DATA_7               (0xff << 24)
+#define MANTIS_CMD_DATA_6               (0xff << 16)
+#define MANTIS_CMD_DATA_5               (0xff <<  8)
+#define MANTIS_CMD_DATA_4               (0xff <<  0)
+
+#define MANTIS_CONTROL                  0x28
+#define MANTIS_DET                      (0x01 <<  7)
+#define MANTIS_DAT_CF_EN                (0x01 <<  6)
+#define MANTIS_ACS                      (0x03 <<  4)
+#define MANTIS_VCCEN                    (0x01 <<  3)
+#define MANTIS_BYPASS                   (0x01 <<  2)
+#define MANTIS_MRST                     (0x01 <<  1)
+#define MANTIS_CRST_INT                 (0x01 <<  0)
+
+#define MANTIS_GPIF_CFGSLA              0x84
+#define MANTIS_GPIF_WAITSMPL            (0x07 << 28)
+#define MANTIS_GPIF_BYTEADDRSUB         (0x01 << 25)
+#define MANTIS_GPIF_WAITPOL             (0x01 << 24)
+#define MANTIS_GPIF_NCDELAY             (0x07 << 20)
+#define MANTIS_GPIF_RW2CSDELAY          (0x07 << 16)
+#define MANTIS_GPIF_SLFTIMEDMODE        (0x01 << 15)
+#define MANTIS_GPIF_SLFTIMEDDELY        (0x7f <<  8)
+#define MANTIS_GPIF_DEVTYPE             (0x07 <<  4)
+#define MANTIS_GPIF_BIGENDIAN           (0x01 <<  3)
+#define MANTIS_GPIF_FETCHCMD            (0x03 <<  1)
+#define MANTIS_GPIF_HWORDDEV            (0x01 <<  0)
+
+#define MANTIS_GPIF_WSTOPER             0x90
+#define MANTIS_GPIF_WSTOPERWREN3        (0x01 << 31)
+#define MANTIS_GPIF_PARBOOTN            (0x01 << 29)
+#define MANTIS_GPIF_WSTOPERSLID3        (0x1f << 24)
+#define MANTIS_GPIF_WSTOPERWREN2        (0x01 << 23)
+#define MANTIS_GPIF_WSTOPERSLID2        (0x1f << 16)
+#define MANTIS_GPIF_WSTOPERWREN1        (0x01 << 15)
+#define MANTIS_GPIF_WSTOPERSLID1        (0x1f <<  8)
+#define MANTIS_GPIF_WSTOPERWREN0        (0x01 <<  7)
+#define MANTIS_GPIF_WSTOPERSLID0        (0x1f <<  0)
+
+#define MANTIS_GPIF_CS2RW               0x94
+#define MANTIS_GPIF_CS2RWWREN3          (0x01 << 31)
+#define MANTIS_GPIF_CS2RWDELY3          (0x3f << 24)
+#define MANTIS_GPIF_CS2RWWREN2          (0x01 << 23)
+#define MANTIS_GPIF_CS2RWDELY2          (0x3f << 16)
+#define MANTIS_GPIF_CS2RWWREN1          (0x01 << 15)
+#define MANTIS_GPIF_CS2RWDELY1          (0x3f <<  8)
+#define MANTIS_GPIF_CS2RWWREN0          (0x01 <<  7)
+#define MANTIS_GPIF_CS2RWDELY0          (0x3f <<  0)
+
+#define MANTIS_GPIF_IRQCFG              0x98
+#define MANTIS_GPIF_IRQPOL              (0x01 <<  8)
+#define MANTIS_MASK_WRACK               (0x01 <<  7)
+#define MANTIS_MASK_BRRDY               (0x01 <<  6)
+#define MANTIS_MASK_OVFLW               (0x01 <<  5)
+#define MANTIS_MASK_OTHERR              (0x01 <<  4)
+#define MANTIS_MASK_WSTO                (0x01 <<  3)
+#define MANTIS_MASK_EXTIRQ              (0x01 <<  2)
+#define MANTIS_MASK_PLUGIN              (0x01 <<  1)
+#define MANTIS_MASK_PLUGOUT             (0x01 <<  0)
+
+#define MANTIS_GPIF_STATUS              0x9c
+#define MANTIS_SBUF_KILLOP              (0x01 << 15)
+#define MANTIS_SBUF_OPDONE              (0x01 << 14)
+#define MANTIS_SBUF_EMPTY               (0x01 << 13)
+#define MANTIS_GPIF_DETSTAT             (0x01 <<  9)
+#define MANTIS_GPIF_INTSTAT             (0x01 <<  8)
+#define MANTIS_GPIF_WRACK               (0x01 <<  7)
+#define MANTIS_GPIF_BRRDY               (0x01 <<  6)
+#define MANTIS_SBUF_OVFLW               (0x01 <<  5)
+#define MANTIS_GPIF_OTHERR              (0x01 <<  4)
+#define MANTIS_SBUF_WSTO                (0x01 <<  3)
+#define MANTIS_GPIF_EXTIRQ              (0x01 <<  2)
+#define MANTIS_CARD_PLUGIN              (0x01 <<  1)
+#define MANTIS_CARD_PLUGOUT             (0x01 <<  0)
+
+#define MANTIS_GPIF_BRADDR              0xa0
+#define MANTIS_GPIF_PCMCIAREG           (0x01           << 27)
+#define MANTIS_GPIF_PCMCIAIOM           (0x01           << 26)
+#define MANTIS_GPIF_BR_ADDR             (0xfffffff      <<  0)
+
+#define MANTIS_GPIF_BRBYTES             0xa4
+#define MANTIS_GPIF_BRCNT               (0xfff          <<  0)
+
+#define MANTIS_PCMCIA_RESET             0xa8
+#define MANTIS_PCMCIA_RSTVAL            (0xff << 0)
+
+#define MANTIS_CARD_RESET               0xac
+
+#define MANTIS_GPIF_ADDR                0xb0
+#define MANTIS_GPIF_HIFRDWRN            (0x01           << 31)
+#define MANTIS_GPIF_PCMCIAREG           (0x01           << 27)
+#define MANTIS_GPIF_PCMCIAIOM           (0x01           << 26)
+#define MANTIS_GPIF_HIFADDR             (0xfffffff      <<  0)
+
+#define MANTIS_GPIF_DOUT                0xb4
+#define MANTIS_GPIF_HIFDOUT             (0xfffffff      <<  0)
+
+#define MANTIS_GPIF_DIN                 0xb8
+#define MANTIS_GPIF_HIFDIN              (0xfffffff      <<  0)
+
+#define MANTIS_GPIF_SPARE               0xbc
+#define MANTIS_GPIF_LOGICRD             (0xffff         << 16)
+#define MANTIS_GPIF_LOGICRW             (0xffff         <<  0)
+
+#endif /* __MANTIS_REG_H */
diff --git a/drivers/media/dvb/mantis/mantis_uart.c b/drivers/media/dvb/mantis/mantis_uart.c
new file mode 100644
index 000000000000..7d2f2398fa8b
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_uart.c
@@ -0,0 +1,186 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/kernel.h>
+#include <linux/spinlock.h>
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "mantis_reg.h"
+#include "mantis_uart.h"
+
+struct mantis_uart_params {
+        enum mantis_baud        baud_rate;
+        enum mantis_parity      parity;
+};
+
+static struct {
+        char string[7];
+} rates[5] = {
+        { "9600" },
+        { "19200" },
+        { "38400" },
+        { "57600" },
+        { "115200" }
+};
+
+static struct {
+        char string[5];
+} parity[3] = {
+        { "NONE" },
+        { "ODD" },
+        { "EVEN" }
+};
+
+#define UART_MAX_BUF                    16
+
+int mantis_uart_read(struct mantis_pci *mantis, u8 *data)
+{
+        struct mantis_hwconfig *config = mantis->hwconfig;
+        u32 stat = 0, i;
+
+        /* get data */
+        for (i = 0; i < (config->bytes + 1); i++) {
+
+                stat = mmread(MANTIS_UART_STAT);
+
+                if (stat & MANTIS_UART_RXFIFO_FULL) {
+                        dprintk(MANTIS_ERROR, 1, "RX Fifo FULL");
+                }
+                data[i] = mmread(MANTIS_UART_RXD) & 0x3f;
+
+                dprintk(MANTIS_DEBUG, 1, "Reading ... <%02x>", data[i] & 0x3f);
+
+                if (data[i] & (1 << 7)) {
+                        dprintk(MANTIS_ERROR, 1, "UART framing error");
+                        return -EINVAL;
+                }
+                if (data[i] & (1 << 6)) {
+                        dprintk(MANTIS_ERROR, 1, "UART parity error");
+                        return -EINVAL;
+                }
+        }
+
+        return 0;
+}
+
+static void mantis_uart_work(struct work_struct *work)
+{
+        struct mantis_pci *mantis = container_of(work, struct mantis_pci, uart_work);
+        struct mantis_hwconfig *config = mantis->hwconfig;
+        u8 buf[16];
+        int i;
+
+        mantis_uart_read(mantis, buf);
+
+        for (i = 0; i < (config->bytes + 1); i++)
+                dprintk(MANTIS_INFO, 1, "UART BUF:%d <%02x> ", i, buf[i]);
+
+        dprintk(MANTIS_DEBUG, 0, "\n");
+}
+
+static int mantis_uart_setup(struct mantis_pci *mantis,
+                             struct mantis_uart_params *params)
+{
+        u32 reg;
+
+        mmwrite((mmread(MANTIS_UART_CTL) | (params->parity & 0x3)), MANTIS_UART_CTL);
+
+        reg = mmread(MANTIS_UART_BAUD);
+
+        switch (params->baud_rate) {
+        case MANTIS_BAUD_9600:
+                reg |= 0xd8;
+                break;
+        case MANTIS_BAUD_19200:
+                reg |= 0x6c;
+                break;
+        case MANTIS_BAUD_38400:
+                reg |= 0x36;
+                break;
+        case MANTIS_BAUD_57600:
+                reg |= 0x23;
+                break;
+        case MANTIS_BAUD_115200:
+                reg |= 0x11;
+                break;
+        default:
+                return -EINVAL;
+        }
+
+        mmwrite(reg, MANTIS_UART_BAUD);
+
+        return 0;
+}
+
+int mantis_uart_init(struct mantis_pci *mantis)
+{
+        struct mantis_hwconfig *config = mantis->hwconfig;
+        struct mantis_uart_params params;
+
+        /* default parity: */
+        params.baud_rate = config->baud_rate;
+        params.parity = config->parity;
+        dprintk(MANTIS_INFO, 1, "Initializing UART @ %sbps parity:%s",
+                rates[params.baud_rate].string,
+                parity[params.parity].string);
+
+        init_waitqueue_head(&mantis->uart_wq);
+        spin_lock_init(&mantis->uart_lock);
+
+        INIT_WORK(&mantis->uart_work, mantis_uart_work);
+
+        /* disable interrupt */
+        mmwrite(mmread(MANTIS_UART_CTL) & 0xffef, MANTIS_UART_CTL);
+
+        mantis_uart_setup(mantis, &params);
+
+        /* default 1 byte */
+        mmwrite((mmread(MANTIS_UART_BAUD) | (config->bytes << 8)), MANTIS_UART_BAUD);
+
+        /* flush buffer */
+        mmwrite((mmread(MANTIS_UART_CTL) | MANTIS_UART_RXFLUSH), MANTIS_UART_CTL);
+
+        /* enable interrupt */
+        mmwrite(mmread(MANTIS_INT_MASK) | 0x800, MANTIS_INT_MASK);
+        mmwrite(mmread(MANTIS_UART_CTL) | MANTIS_UART_RXINT, MANTIS_UART_CTL);
+
+        schedule_work(&mantis->uart_work);
+        dprintk(MANTIS_DEBUG, 1, "UART succesfully initialized");
+
+        return 0;
+}
+EXPORT_SYMBOL_GPL(mantis_uart_init);
+
+void mantis_uart_exit(struct mantis_pci *mantis)
+{
+        /* disable interrupt */
+        mmwrite(mmread(MANTIS_UART_CTL) & 0xffef, MANTIS_UART_CTL);
+}
+EXPORT_SYMBOL_GPL(mantis_uart_exit);
diff --git a/drivers/media/dvb/mantis/mantis_uart.h b/drivers/media/dvb/mantis/mantis_uart.h
new file mode 100644
index 000000000000..ffb62a0a5a13
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_uart.h
@@ -0,0 +1,58 @@
+/*
+        Mantis PCI bridge driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_UART_H
+#define __MANTIS_UART_H
+
+#define MANTIS_UART_CTL                 0xe0
+#define MANTIS_UART_RXINT               (1 << 4)
+#define MANTIS_UART_RXFLUSH             (1 << 2)
+
+#define MANTIS_UART_RXD                 0xe8
+#define MANTIS_UART_BAUD                0xec
+
+#define MANTIS_UART_STAT                0xf0
+#define MANTIS_UART_RXFIFO_DATA         (1 << 7)
+#define MANTIS_UART_RXFIFO_EMPTY        (1 << 6)
+#define MANTIS_UART_RXFIFO_FULL         (1 << 3)
+#define MANTIS_UART_FRAME_ERR           (1 << 2)
+#define MANTIS_UART_PARITY_ERR          (1 << 1)
+#define MANTIS_UART_RXTHRESH_INT        (1 << 0)
+
+enum mantis_baud {
+        MANTIS_BAUD_9600        = 0,
+        MANTIS_BAUD_19200,
+        MANTIS_BAUD_38400,
+        MANTIS_BAUD_57600,
+        MANTIS_BAUD_115200
+};
+
+enum mantis_parity {
+        MANTIS_PARITY_NONE      = 0,
+        MANTIS_PARITY_EVEN,
+        MANTIS_PARITY_ODD,
+};
+
+struct mantis_pci;
+
+extern int mantis_uart_init(struct mantis_pci *mantis);
+extern void mantis_uart_exit(struct mantis_pci *mantis);
+
+#endif /* __MANTIS_UART_H */
diff --git a/drivers/media/dvb/mantis/mantis_vp1033.c b/drivers/media/dvb/mantis/mantis_vp1033.c
new file mode 100644
index 000000000000..4a723bda0031
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp1033.c
@@ -0,0 +1,212 @@
+/*
+        Mantis VP-1033 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "stv0299.h"
+#include "mantis_common.h"
+#include "mantis_ioc.h"
+#include "mantis_dvb.h"
+#include "mantis_vp1033.h"
+#include "mantis_reg.h"
+
+u8 lgtdqcs001f_inittab[] = {
+        0x01, 0x15,
+        0x02, 0x00,
+        0x03, 0x00,
+        0x04, 0x2a,
+        0x05, 0x85,
+        0x06, 0x02,
+        0x07, 0x00,
+        0x08, 0x00,
+        0x0c, 0x01,
+        0x0d, 0x81,
+        0x0e, 0x44,
+        0x0f, 0x94,
+        0x10, 0x3c,
+        0x11, 0x84,
+        0x12, 0xb9,
+        0x13, 0xb5,
+        0x14, 0x4f,
+        0x15, 0xc9,
+        0x16, 0x80,
+        0x17, 0x36,
+        0x18, 0xfb,
+        0x19, 0xcf,
+        0x1a, 0xbc,
+        0x1c, 0x2b,
+        0x1d, 0x27,
+        0x1e, 0x00,
+        0x1f, 0x0b,
+        0x20, 0xa1,
+        0x21, 0x60,
+        0x22, 0x00,
+        0x23, 0x00,
+        0x28, 0x00,
+        0x29, 0x28,
+        0x2a, 0x14,
+        0x2b, 0x0f,
+        0x2c, 0x09,
+        0x2d, 0x05,
+        0x31, 0x1f,
+        0x32, 0x19,
+        0x33, 0xfc,
+        0x34, 0x13,
+        0xff, 0xff,
+};
+
+#define MANTIS_MODEL_NAME       "VP-1033"
+#define MANTIS_DEV_TYPE         "DVB-S/DSS"
+
+int lgtdqcs001f_tuner_set(struct dvb_frontend *fe,
+                          struct dvb_frontend_parameters *params)
+{
+        struct mantis_pci *mantis       = fe->dvb->priv;
+        struct i2c_adapter *adapter     = &mantis->adapter;
+
+        u8 buf[4];
+        u32 div;
+
+
+        struct i2c_msg msg = {.addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf)};
+
+        div = params->frequency / 250;
+
+        buf[0] = (div >> 8) & 0x7f;
+        buf[1] =  div & 0xff;
+        buf[2] =  0x83;
+        buf[3] =  0xc0;
+
+        if (params->frequency < 1531000)
+                buf[3] |= 0x04;
+        else
+                buf[3] &= ~0x04;
+        if (i2c_transfer(adapter, &msg, 1) < 0) {
+                dprintk(MANTIS_ERROR, 1, "Write: I2C Transfer failed");
+                return -EIO;
+        }
+        msleep_interruptible(100);
+
+        return 0;
+}
+
+int lgtdqcs001f_set_symbol_rate(struct dvb_frontend *fe,
+                                u32 srate, u32 ratio)
+{
+        u8 aclk = 0;
+        u8 bclk = 0;
+
+        if (srate < 1500000) {
+                aclk = 0xb7;
+                bclk = 0x47;
+        } else if (srate < 3000000) {
+                aclk = 0xb7;
+                bclk = 0x4b;
+        } else if (srate < 7000000) {
+                aclk = 0xb7;
+                bclk = 0x4f;
+        } else if (srate < 14000000) {
+                aclk = 0xb7;
+                bclk = 0x53;
+        } else if (srate < 30000000) {
+                aclk = 0xb6;
+                bclk = 0x53;
+        } else if (srate < 45000000) {
+                aclk = 0xb4;
+                bclk = 0x51;
+        }
+        stv0299_writereg(fe, 0x13, aclk);
+        stv0299_writereg(fe, 0x14, bclk);
+
+        stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
+        stv0299_writereg(fe, 0x20, (ratio >>  8) & 0xff);
+        stv0299_writereg(fe, 0x21,  ratio & 0xf0);
+
+        return 0;
+}
+
+struct stv0299_config lgtdqcs001f_config = {
+        .demod_address          = 0x68,
+        .inittab                = lgtdqcs001f_inittab,
+        .mclk                   = 88000000UL,
+        .invert                 = 0,
+        .skip_reinit            = 0,
+        .volt13_op0_op1         = STV0299_VOLT13_OP0,
+        .min_delay_ms           = 100,
+        .set_symbol_rate        = lgtdqcs001f_set_symbol_rate,
+};
+
+static int vp1033_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
+{
+        struct i2c_adapter *adapter     = &mantis->adapter;
+
+        int err = 0;
+
+        err = mantis_frontend_power(mantis, POWER_ON);
+        if (err == 0) {
+                mantis_frontend_soft_reset(mantis);
+                msleep(250);
+
+                dprintk(MANTIS_ERROR, 1, "Probing for STV0299 (DVB-S)");
+                fe = stv0299_attach(&lgtdqcs001f_config, adapter);
+
+                if (fe) {
+                        fe->ops.tuner_ops.set_params = lgtdqcs001f_tuner_set;
+                        dprintk(MANTIS_ERROR, 1, "found STV0299 DVB-S frontend @ 0x%02x",
+                                lgtdqcs001f_config.demod_address);
+
+                        dprintk(MANTIS_ERROR, 1, "Mantis DVB-S STV0299 frontend attach success");
+                } else {
+                        return -1;
+                }
+        } else {
+                dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
+                        adapter->name,
+                        err);
+
+                return -EIO;
+        }
+        mantis->fe = fe;
+        dprintk(MANTIS_ERROR, 1, "Done!");
+
+        return 0;
+}
+
+struct mantis_hwconfig vp1033_config = {
+        .model_name             = MANTIS_MODEL_NAME,
+        .dev_type               = MANTIS_DEV_TYPE,
+        .ts_size                = MANTIS_TS_204,
+
+        .baud_rate              = MANTIS_BAUD_9600,
+        .parity                 = MANTIS_PARITY_NONE,
+        .bytes                  = 0,
+
+        .frontend_init          = vp1033_frontend_init,
+        .power                  = GPIF_A12,
+        .reset                  = GPIF_A13,
+};
diff --git a/drivers/media/dvb/mantis/mantis_vp1033.h b/drivers/media/dvb/mantis/mantis_vp1033.h
new file mode 100644
index 000000000000..7daaa1bf127d
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp1033.h
@@ -0,0 +1,30 @@
+/*
+        Mantis VP-1033 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_VP1033_H
+#define __MANTIS_VP1033_H
+
+#include "mantis_common.h"
+
+#define MANTIS_VP_1033_DVB_S    0x0016
+
+extern struct mantis_hwconfig vp1033_config;
+
+#endif /* __MANTIS_VP1033_H */
diff --git a/drivers/media/dvb/mantis/mantis_vp1034.c b/drivers/media/dvb/mantis/mantis_vp1034.c
new file mode 100644
index 000000000000..8e6ae558ee57
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp1034.c
@@ -0,0 +1,119 @@
+/*
+        Mantis VP-1034 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mb86a16.h"
+#include "mantis_common.h"
+#include "mantis_ioc.h"
+#include "mantis_dvb.h"
+#include "mantis_vp1034.h"
+#include "mantis_reg.h"
+
+struct mb86a16_config vp1034_mb86a16_config = {
+        .demod_address  = 0x08,
+        .set_voltage    = vp1034_set_voltage,
+};
+
+#define MANTIS_MODEL_NAME       "VP-1034"
+#define MANTIS_DEV_TYPE         "DVB-S/DSS"
+
+int vp1034_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
+{
+        struct mantis_pci *mantis = fe->dvb->priv;
+
+        switch (voltage) {
+        case SEC_VOLTAGE_13:
+                dprintk(MANTIS_ERROR, 1, "Polarization=[13V]");
+                gpio_set_bits(mantis, 13, 1);
+                gpio_set_bits(mantis, 14, 0);
+                break;
+        case SEC_VOLTAGE_18:
+                dprintk(MANTIS_ERROR, 1, "Polarization=[18V]");
+                gpio_set_bits(mantis, 13, 1);
+                gpio_set_bits(mantis, 14, 1);
+                break;
+        case SEC_VOLTAGE_OFF:
+                dprintk(MANTIS_ERROR, 1, "Frontend (dummy) POWERDOWN");
+                break;
+        default:
+                dprintk(MANTIS_ERROR, 1, "Invalid = (%d)", (u32) voltage);
+                return -EINVAL;
+        }
+        mmwrite(0x00, MANTIS_GPIF_DOUT);
+
+        return 0;
+}
+
+static int vp1034_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
+{
+        struct i2c_adapter *adapter     = &mantis->adapter;
+
+        int err = 0;
+
+        err = mantis_frontend_power(mantis, POWER_ON);
+        if (err == 0) {
+                mantis_frontend_soft_reset(mantis);
+                msleep(250);
+
+                dprintk(MANTIS_ERROR, 1, "Probing for MB86A16 (DVB-S/DSS)");
+                fe = mb86a16_attach(&vp1034_mb86a16_config, adapter);
+                if (fe) {
+                        dprintk(MANTIS_ERROR, 1,
+                        "found MB86A16 DVB-S/DSS frontend @0x%02x",
+                        vp1034_mb86a16_config.demod_address);
+
+                } else {
+                        return -1;
+                }
+        } else {
+                dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
+                        adapter->name,
+                        err);
+
+                return -EIO;
+        }
+        mantis->fe = fe;
+        dprintk(MANTIS_ERROR, 1, "Done!");
+
+        return 0;
+}
+
+struct mantis_hwconfig vp1034_config = {
+        .model_name     = MANTIS_MODEL_NAME,
+        .dev_type       = MANTIS_DEV_TYPE,
+        .ts_size        = MANTIS_TS_204,
+
+        .baud_rate      = MANTIS_BAUD_9600,
+        .parity         = MANTIS_PARITY_NONE,
+        .bytes          = 0,
+
+        .frontend_init  = vp1034_frontend_init,
+        .power          = GPIF_A12,
+        .reset          = GPIF_A13,
+};
diff --git a/drivers/media/dvb/mantis/mantis_vp1034.h b/drivers/media/dvb/mantis/mantis_vp1034.h
new file mode 100644
index 000000000000..323f38ef8e3d
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp1034.h
@@ -0,0 +1,33 @@
+/*
+        Mantis VP-1034 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_VP1034_H
+#define __MANTIS_VP1034_H
+
+#include "dvb_frontend.h"
+#include "mantis_common.h"
+
+
+#define MANTIS_VP_1034_DVB_S    0x0014
+
+extern struct mantis_hwconfig vp1034_config;
+extern int vp1034_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
+
+#endif /* __MANTIS_VP1034_H */
diff --git a/drivers/media/dvb/mantis/mantis_vp1041.c b/drivers/media/dvb/mantis/mantis_vp1041.c
new file mode 100644
index 000000000000..515346dd31d0
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp1041.c
@@ -0,0 +1,358 @@
+/*
+        Mantis VP-1041 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "mantis_common.h"
+#include "mantis_ioc.h"
+#include "mantis_dvb.h"
+#include "mantis_vp1041.h"
+#include "stb0899_reg.h"
+#include "stb0899_drv.h"
+#include "stb0899_cfg.h"
+#include "stb6100_cfg.h"
+#include "stb6100.h"
+#include "lnbp21.h"
+
+#define MANTIS_MODEL_NAME       "VP-1041"
+#define MANTIS_DEV_TYPE         "DSS/DVB-S/DVB-S2"
+
+static const struct stb0899_s1_reg vp1041_stb0899_s1_init_1[] = {
+
+        /* 0x0000000b, *//* SYSREG */
+        { STB0899_DEV_ID                , 0x30 },
+        { STB0899_DISCNTRL1             , 0x32 },
+        { STB0899_DISCNTRL2             , 0x80 },
+        { STB0899_DISRX_ST0             , 0x04 },
+        { STB0899_DISRX_ST1             , 0x00 },
+        { STB0899_DISPARITY             , 0x00 },
+        { STB0899_DISFIFO               , 0x00 },
+        { STB0899_DISSTATUS             , 0x20 },
+        { STB0899_DISF22                , 0x99 },
+        { STB0899_DISF22RX              , 0xa8 },
+        /* SYSREG ? */
+        { STB0899_ACRPRESC              , 0x11 },
+        { STB0899_ACRDIV1               , 0x0a },
+        { STB0899_ACRDIV2               , 0x05 },
+        { STB0899_DACR1                 , 0x00 },
+        { STB0899_DACR2                 , 0x00 },
+        { STB0899_OUTCFG                , 0x00 },
+        { STB0899_MODECFG               , 0x00 },
+        { STB0899_IRQSTATUS_3           , 0xfe },
+        { STB0899_IRQSTATUS_2           , 0x03 },
+        { STB0899_IRQSTATUS_1           , 0x7c },
+        { STB0899_IRQSTATUS_0           , 0xf4 },
+        { STB0899_IRQMSK_3              , 0xf3 },
+        { STB0899_IRQMSK_2              , 0xfc },
+        { STB0899_IRQMSK_1              , 0xff },
+        { STB0899_IRQMSK_0              , 0xff },
+        { STB0899_IRQCFG                , 0x00 },
+        { STB0899_I2CCFG                , 0x88 },
+        { STB0899_I2CRPT                , 0x58 },
+        { STB0899_IOPVALUE5             , 0x00 },
+        { STB0899_IOPVALUE4             , 0x33 },
+        { STB0899_IOPVALUE3             , 0x6d },
+        { STB0899_IOPVALUE2             , 0x90 },
+        { STB0899_IOPVALUE1             , 0x60 },
+        { STB0899_IOPVALUE0             , 0x00 },
+        { STB0899_GPIO00CFG             , 0x82 },
+        { STB0899_GPIO01CFG             , 0x82 },
+        { STB0899_GPIO02CFG             , 0x82 },
+        { STB0899_GPIO03CFG             , 0x82 },
+        { STB0899_GPIO04CFG             , 0x82 },
+        { STB0899_GPIO05CFG             , 0x82 },
+        { STB0899_GPIO06CFG             , 0x82 },
+        { STB0899_GPIO07CFG             , 0x82 },
+        { STB0899_GPIO08CFG             , 0x82 },
+        { STB0899_GPIO09CFG             , 0x82 },
+        { STB0899_GPIO10CFG             , 0x82 },
+        { STB0899_GPIO11CFG             , 0x82 },
+        { STB0899_GPIO12CFG             , 0x82 },
+        { STB0899_GPIO13CFG             , 0x82 },
+        { STB0899_GPIO14CFG             , 0x82 },
+        { STB0899_GPIO15CFG             , 0x82 },
+        { STB0899_GPIO16CFG             , 0x82 },
+        { STB0899_GPIO17CFG             , 0x82 },
+        { STB0899_GPIO18CFG             , 0x82 },
+        { STB0899_GPIO19CFG             , 0x82 },
+        { STB0899_GPIO20CFG             , 0x82 },
+        { STB0899_SDATCFG               , 0xb8 },
+        { STB0899_SCLTCFG               , 0xba },
+        { STB0899_AGCRFCFG              , 0x1c }, /* 0x11 */
+        { STB0899_GPIO22                , 0x82 }, /* AGCBB2CFG */
+        { STB0899_GPIO21                , 0x91 }, /* AGCBB1CFG */
+        { STB0899_DIRCLKCFG             , 0x82 },
+        { STB0899_CLKOUT27CFG           , 0x7e },
+        { STB0899_STDBYCFG              , 0x82 },
+        { STB0899_CS0CFG                , 0x82 },
+        { STB0899_CS1CFG                , 0x82 },
+        { STB0899_DISEQCOCFG            , 0x20 },
+        { STB0899_GPIO32CFG             , 0x82 },
+        { STB0899_GPIO33CFG             , 0x82 },
+        { STB0899_GPIO34CFG             , 0x82 },
+        { STB0899_GPIO35CFG             , 0x82 },
+        { STB0899_GPIO36CFG             , 0x82 },
+        { STB0899_GPIO37CFG             , 0x82 },
+        { STB0899_GPIO38CFG             , 0x82 },
+        { STB0899_GPIO39CFG             , 0x82 },
+        { STB0899_NCOARSE               , 0x17 }, /* 0x15 = 27 Mhz Clock, F/3 = 198MHz, F/6 = 99MHz */
+        { STB0899_SYNTCTRL              , 0x02 }, /* 0x00 = CLK from CLKI, 0x02 = CLK from XTALI */
+        { STB0899_FILTCTRL              , 0x00 },
+        { STB0899_SYSCTRL               , 0x01 },
+        { STB0899_STOPCLK1              , 0x20 },
+        { STB0899_STOPCLK2              , 0x00 },
+        { STB0899_INTBUFSTATUS          , 0x00 },
+        { STB0899_INTBUFCTRL            , 0x0a },
+        { 0xffff                        , 0xff },
+};
+
+static const struct stb0899_s1_reg vp1041_stb0899_s1_init_3[] = {
+        { STB0899_DEMOD                 , 0x00 },
+        { STB0899_RCOMPC                , 0xc9 },
+        { STB0899_AGC1CN                , 0x01 },
+        { STB0899_AGC1REF               , 0x10 },
+        { STB0899_RTC                   , 0x23 },
+        { STB0899_TMGCFG                , 0x4e },
+        { STB0899_AGC2REF               , 0x34 },
+        { STB0899_TLSR                  , 0x84 },
+        { STB0899_CFD                   , 0xf7 },
+        { STB0899_ACLC                  , 0x87 },
+        { STB0899_BCLC                  , 0x94 },
+        { STB0899_EQON                  , 0x41 },
+        { STB0899_LDT                   , 0xf1 },
+        { STB0899_LDT2                  , 0xe3 },
+        { STB0899_EQUALREF              , 0xb4 },
+        { STB0899_TMGRAMP               , 0x10 },
+        { STB0899_TMGTHD                , 0x30 },
+        { STB0899_IDCCOMP               , 0xfd },
+        { STB0899_QDCCOMP               , 0xff },
+        { STB0899_POWERI                , 0x0c },
+        { STB0899_POWERQ                , 0x0f },
+        { STB0899_RCOMP                 , 0x6c },
+        { STB0899_AGCIQIN               , 0x80 },
+        { STB0899_AGC2I1                , 0x06 },
+        { STB0899_AGC2I2                , 0x00 },
+        { STB0899_TLIR                  , 0x30 },
+        { STB0899_RTF                   , 0x7f },
+        { STB0899_DSTATUS               , 0x00 },
+        { STB0899_LDI                   , 0xbc },
+        { STB0899_CFRM                  , 0xea },
+        { STB0899_CFRL                  , 0x31 },
+        { STB0899_NIRM                  , 0x2b },
+        { STB0899_NIRL                  , 0x80 },
+        { STB0899_ISYMB                 , 0x1d },
+        { STB0899_QSYMB                 , 0xa6 },
+        { STB0899_SFRH                  , 0x2f },
+        { STB0899_SFRM                  , 0x68 },
+        { STB0899_SFRL                  , 0x40 },
+        { STB0899_SFRUPH                , 0x2f },
+        { STB0899_SFRUPM                , 0x68 },
+        { STB0899_SFRUPL                , 0x40 },
+        { STB0899_EQUAI1                , 0x02 },
+        { STB0899_EQUAQ1                , 0xff },
+        { STB0899_EQUAI2                , 0x04 },
+        { STB0899_EQUAQ2                , 0x05 },
+        { STB0899_EQUAI3                , 0x02 },
+        { STB0899_EQUAQ3                , 0xfd },
+        { STB0899_EQUAI4                , 0x03 },
+        { STB0899_EQUAQ4                , 0x07 },
+        { STB0899_EQUAI5                , 0x08 },
+        { STB0899_EQUAQ5                , 0xf5 },
+        { STB0899_DSTATUS2              , 0x00 },
+        { STB0899_VSTATUS               , 0x00 },
+        { STB0899_VERROR                , 0x86 },
+        { STB0899_IQSWAP                , 0x2a },
+        { STB0899_ECNT1M                , 0x00 },
+        { STB0899_ECNT1L                , 0x00 },
+        { STB0899_ECNT2M                , 0x00 },
+        { STB0899_ECNT2L                , 0x00 },
+        { STB0899_ECNT3M                , 0x0a },
+        { STB0899_ECNT3L                , 0xad },
+        { STB0899_FECAUTO1              , 0x06 },
+        { STB0899_FECM                  , 0x01 },
+        { STB0899_VTH12                 , 0xb0 },
+        { STB0899_VTH23                 , 0x7a },
+        { STB0899_VTH34                 , 0x58 },
+        { STB0899_VTH56                 , 0x38 },
+        { STB0899_VTH67                 , 0x34 },
+        { STB0899_VTH78                 , 0x24 },
+        { STB0899_PRVIT                 , 0xff },
+        { STB0899_VITSYNC               , 0x19 },
+        { STB0899_RSULC                 , 0xb1 }, /* DVB = 0xb1, DSS = 0xa1 */
+        { STB0899_TSULC                 , 0x42 },
+        { STB0899_RSLLC                 , 0x41 },
+        { STB0899_TSLPL                 , 0x12 },
+        { STB0899_TSCFGH                , 0x0c },
+        { STB0899_TSCFGM                , 0x00 },
+        { STB0899_TSCFGL                , 0x00 },
+        { STB0899_TSOUT                 , 0x69 }, /* 0x0d for CAM */
+        { STB0899_RSSYNCDEL             , 0x00 },
+        { STB0899_TSINHDELH             , 0x02 },
+        { STB0899_TSINHDELM             , 0x00 },
+        { STB0899_TSINHDELL             , 0x00 },
+        { STB0899_TSLLSTKM              , 0x1b },
+        { STB0899_TSLLSTKL              , 0xb3 },
+        { STB0899_TSULSTKM              , 0x00 },
+        { STB0899_TSULSTKL              , 0x00 },
+        { STB0899_PCKLENUL              , 0xbc },
+        { STB0899_PCKLENLL              , 0xcc },
+        { STB0899_RSPCKLEN              , 0xbd },
+        { STB0899_TSSTATUS              , 0x90 },
+        { STB0899_ERRCTRL1              , 0xb6 },
+        { STB0899_ERRCTRL2              , 0x95 },
+        { STB0899_ERRCTRL3              , 0x8d },
+        { STB0899_DMONMSK1              , 0x27 },
+        { STB0899_DMONMSK0              , 0x03 },
+        { STB0899_DEMAPVIT              , 0x5c },
+        { STB0899_PLPARM                , 0x19 },
+        { STB0899_PDELCTRL              , 0x48 },
+        { STB0899_PDELCTRL2             , 0x00 },
+        { STB0899_BBHCTRL1              , 0x00 },
+        { STB0899_BBHCTRL2              , 0x00 },
+        { STB0899_HYSTTHRESH            , 0x77 },
+        { STB0899_MATCSTM               , 0x00 },
+        { STB0899_MATCSTL               , 0x00 },
+        { STB0899_UPLCSTM               , 0x00 },
+        { STB0899_UPLCSTL               , 0x00 },
+        { STB0899_DFLCSTM               , 0x00 },
+        { STB0899_DFLCSTL               , 0x00 },
+        { STB0899_SYNCCST               , 0x00 },
+        { STB0899_SYNCDCSTM             , 0x00 },
+        { STB0899_SYNCDCSTL             , 0x00 },
+        { STB0899_ISI_ENTRY             , 0x00 },
+        { STB0899_ISI_BIT_EN            , 0x00 },
+        { STB0899_MATSTRM               , 0xf0 },
+        { STB0899_MATSTRL               , 0x02 },
+        { STB0899_UPLSTRM               , 0x45 },
+        { STB0899_UPLSTRL               , 0x60 },
+        { STB0899_DFLSTRM               , 0xe3 },
+        { STB0899_DFLSTRL               , 0x00 },
+        { STB0899_SYNCSTR               , 0x47 },
+        { STB0899_SYNCDSTRM             , 0x05 },
+        { STB0899_SYNCDSTRL             , 0x18 },
+        { STB0899_CFGPDELSTATUS1        , 0x19 },
+        { STB0899_CFGPDELSTATUS2        , 0x2b },
+        { STB0899_BBFERRORM             , 0x00 },
+        { STB0899_BBFERRORL             , 0x01 },
+        { STB0899_UPKTERRORM            , 0x00 },
+        { STB0899_UPKTERRORL            , 0x00 },
+        { 0xffff                        , 0xff },
+};
+
+struct stb0899_config vp1041_stb0899_config = {
+        .init_dev               = vp1041_stb0899_s1_init_1,
+        .init_s2_demod          = stb0899_s2_init_2,
+        .init_s1_demod          = vp1041_stb0899_s1_init_3,
+        .init_s2_fec            = stb0899_s2_init_4,
+        .init_tst               = stb0899_s1_init_5,
+
+        .demod_address          = 0x68, /*  0xd0 >> 1 */
+
+        .xtal_freq              = 27000000,
+        .inversion              = IQ_SWAP_ON, /* 1 */
+
+        .lo_clk                 = 76500000,
+        .hi_clk                 = 99000000,
+
+        .esno_ave               = STB0899_DVBS2_ESNO_AVE,
+        .esno_quant             = STB0899_DVBS2_ESNO_QUANT,
+        .avframes_coarse        = STB0899_DVBS2_AVFRAMES_COARSE,
+        .avframes_fine          = STB0899_DVBS2_AVFRAMES_FINE,
+        .miss_threshold         = STB0899_DVBS2_MISS_THRESHOLD,
+        .uwp_threshold_acq      = STB0899_DVBS2_UWP_THRESHOLD_ACQ,
+        .uwp_threshold_track    = STB0899_DVBS2_UWP_THRESHOLD_TRACK,
+        .uwp_threshold_sof      = STB0899_DVBS2_UWP_THRESHOLD_SOF,
+        .sof_search_timeout     = STB0899_DVBS2_SOF_SEARCH_TIMEOUT,
+
+        .btr_nco_bits           = STB0899_DVBS2_BTR_NCO_BITS,
+        .btr_gain_shift_offset  = STB0899_DVBS2_BTR_GAIN_SHIFT_OFFSET,
+        .crl_nco_bits           = STB0899_DVBS2_CRL_NCO_BITS,
+        .ldpc_max_iter          = STB0899_DVBS2_LDPC_MAX_ITER,
+
+        .tuner_get_frequency    = stb6100_get_frequency,
+        .tuner_set_frequency    = stb6100_set_frequency,
+        .tuner_set_bandwidth    = stb6100_set_bandwidth,
+        .tuner_get_bandwidth    = stb6100_get_bandwidth,
+        .tuner_set_rfsiggain    = NULL,
+};
+
+struct stb6100_config vp1041_stb6100_config = {
+        .tuner_address  = 0x60,
+        .refclock       = 27000000,
+};
+
+static int vp1041_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
+{
+        struct i2c_adapter *adapter     = &mantis->adapter;
+
+        int err = 0;
+
+        err = mantis_frontend_power(mantis, POWER_ON);
+        if (err == 0) {
+                mantis_frontend_soft_reset(mantis);
+                msleep(250);
+                mantis->fe = stb0899_attach(&vp1041_stb0899_config, adapter);
+                if (mantis->fe) {
+                        dprintk(MANTIS_ERROR, 1,
+                                "found STB0899 DVB-S/DVB-S2 frontend @0x%02x",
+                                vp1041_stb0899_config.demod_address);
+
+                        if (stb6100_attach(mantis->fe, &vp1041_stb6100_config, adapter)) {
+                                if (!lnbp21_attach(mantis->fe, adapter, 0, 0))
+                                        dprintk(MANTIS_ERROR, 1, "No LNBP21 found!");
+                        }
+                } else {
+                        return -EREMOTEIO;
+                }
+        } else {
+                dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
+                        adapter->name,
+                        err);
+
+                return -EIO;
+        }
+
+
+        dprintk(MANTIS_ERROR, 1, "Done!");
+
+        return 0;
+}
+
+struct mantis_hwconfig vp1041_config = {
+        .model_name     = MANTIS_MODEL_NAME,
+        .dev_type       = MANTIS_DEV_TYPE,
+        .ts_size        = MANTIS_TS_188,
+
+        .baud_rate      = MANTIS_BAUD_9600,
+        .parity         = MANTIS_PARITY_NONE,
+        .bytes          = 0,
+
+        .frontend_init  = vp1041_frontend_init,
+        .power          = GPIF_A12,
+        .reset          = GPIF_A13,
+};
diff --git a/drivers/media/dvb/mantis/mantis_vp1041.h b/drivers/media/dvb/mantis/mantis_vp1041.h
new file mode 100644
index 000000000000..1ae5b3de8081
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp1041.h
@@ -0,0 +1,33 @@
+/*
+        Mantis VP-1041 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_VP1041_H
+#define __MANTIS_VP1041_H
+
+#include "mantis_common.h"
+
+#define MANTIS_VP_1041_DVB_S2   0x0031
+#define SKYSTAR_HD2_10          0x0001
+#define SKYSTAR_HD2_20          0x0003
+#define CINERGY_S2_PCI_HD       0x1179
+
+extern struct mantis_hwconfig vp1041_config;
+
+#endif /* __MANTIS_VP1041_H */
diff --git a/drivers/media/dvb/mantis/mantis_vp2033.c b/drivers/media/dvb/mantis/mantis_vp2033.c
new file mode 100644
index 000000000000..10ce81790a8c
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp2033.c
@@ -0,0 +1,187 @@
+/*
+        Mantis VP-2033 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "tda1002x.h"
+#include "mantis_common.h"
+#include "mantis_ioc.h"
+#include "mantis_dvb.h"
+#include "mantis_vp2033.h"
+
+#define MANTIS_MODEL_NAME       "VP-2033"
+#define MANTIS_DEV_TYPE         "DVB-C"
+
+struct tda1002x_config vp2033_tda1002x_cu1216_config = {
+        .demod_address = 0x18 >> 1,
+        .invert = 1,
+};
+
+struct tda10023_config vp2033_tda10023_cu1216_config = {
+        .demod_address = 0x18 >> 1,
+        .invert = 1,
+};
+
+static u8 read_pwm(struct mantis_pci *mantis)
+{
+        struct i2c_adapter *adapter = &mantis->adapter;
+
+        u8 b = 0xff;
+        u8 pwm;
+        struct i2c_msg msg[] = {
+                {.addr = 0x50, .flags = 0, .buf = &b, .len = 1},
+                {.addr = 0x50, .flags = I2C_M_RD, .buf = &pwm, .len = 1}
+        };
+
+        if ((i2c_transfer(adapter, msg, 2) != 2)
+            || (pwm == 0xff))
+                pwm = 0x48;
+
+        return pwm;
+}
+
+static int tda1002x_cu1216_tuner_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
+{
+        struct mantis_pci *mantis = fe->dvb->priv;
+        struct i2c_adapter *adapter = &mantis->adapter;
+
+        u8 buf[6];
+        struct i2c_msg msg = {.addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf)};
+        int i;
+
+#define CU1216_IF 36125000
+#define TUNER_MUL 62500
+
+        u32 div = (params->frequency + CU1216_IF + TUNER_MUL / 2) / TUNER_MUL;
+
+        buf[0] = (div >> 8) & 0x7f;
+        buf[1] = div & 0xff;
+        buf[2] = 0xce;
+        buf[3] = (params->frequency < 150000000 ? 0x01 :
+                  params->frequency < 445000000 ? 0x02 : 0x04);
+        buf[4] = 0xde;
+        buf[5] = 0x20;
+
+        if (fe->ops.i2c_gate_ctrl)
+                fe->ops.i2c_gate_ctrl(fe, 1);
+
+        if (i2c_transfer(adapter, &msg, 1) != 1)
+                return -EIO;
+
+        /* wait for the pll lock */
+        msg.flags = I2C_M_RD;
+        msg.len = 1;
+        for (i = 0; i < 20; i++) {
+                if (fe->ops.i2c_gate_ctrl)
+                        fe->ops.i2c_gate_ctrl(fe, 1);
+
+                if (i2c_transfer(adapter, &msg, 1) == 1 && (buf[0] & 0x40))
+                        break;
+
+                msleep(10);
+        }
+
+        /* switch the charge pump to the lower current */
+        msg.flags = 0;
+        msg.len = 2;
+        msg.buf = &buf[2];
+        buf[2] &= ~0x40;
+        if (fe->ops.i2c_gate_ctrl)
+                fe->ops.i2c_gate_ctrl(fe, 1);
+
+        if (i2c_transfer(adapter, &msg, 1) != 1)
+                return -EIO;
+
+        return 0;
+}
+
+static int vp2033_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
+{
+        struct i2c_adapter *adapter = &mantis->adapter;
+
+        int err = 0;
+
+        err = mantis_frontend_power(mantis, POWER_ON);
+        if (err == 0) {
+                mantis_frontend_soft_reset(mantis);
+                msleep(250);
+
+                dprintk(MANTIS_ERROR, 1, "Probing for CU1216 (DVB-C)");
+                fe = tda10021_attach(&vp2033_tda1002x_cu1216_config,
+                                     adapter,
+                                     read_pwm(mantis));
+
+                if (fe) {
+                        dprintk(MANTIS_ERROR, 1,
+                                "found Philips CU1216 DVB-C frontend (TDA10021) @ 0x%02x",
+                                vp2033_tda1002x_cu1216_config.demod_address);
+                } else {
+                        fe = tda10023_attach(&vp2033_tda10023_cu1216_config,
+                                             adapter,
+                                             read_pwm(mantis));
+
+                        if (fe) {
+                                dprintk(MANTIS_ERROR, 1,
+                                        "found Philips CU1216 DVB-C frontend (TDA10023) @ 0x%02x",
+                                        vp2033_tda1002x_cu1216_config.demod_address);
+                        }
+                }
+
+                if (fe) {
+                        fe->ops.tuner_ops.set_params = tda1002x_cu1216_tuner_set;
+                        dprintk(MANTIS_ERROR, 1, "Mantis DVB-C Philips CU1216 frontend attach success");
+                } else {
+                        return -1;
+                }
+        } else {
+                dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
+                        adapter->name,
+                        err);
+
+                return -EIO;
+        }
+
+        mantis->fe = fe;
+        dprintk(MANTIS_DEBUG, 1, "Done!");
+
+        return 0;
+}
+
+struct mantis_hwconfig vp2033_config = {
+        .model_name     = MANTIS_MODEL_NAME,
+        .dev_type       = MANTIS_DEV_TYPE,
+        .ts_size        = MANTIS_TS_204,
+
+        .baud_rate      = MANTIS_BAUD_9600,
+        .parity         = MANTIS_PARITY_NONE,
+        .bytes          = 0,
+
+        .frontend_init  = vp2033_frontend_init,
+        .power          = GPIF_A12,
+        .reset          = GPIF_A13,
+};
diff --git a/drivers/media/dvb/mantis/mantis_vp2033.h b/drivers/media/dvb/mantis/mantis_vp2033.h
new file mode 100644
index 000000000000..c55242b79d54
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp2033.h
@@ -0,0 +1,30 @@
+/*
+        Mantis VP-2033 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_VP2033_H
+#define __MANTIS_VP2033_H
+
+#include "mantis_common.h"
+
+#define MANTIS_VP_2033_DVB_C    0x0008
+
+extern struct mantis_hwconfig vp2033_config;
+
+#endif /* __MANTIS_VP2033_H */
diff --git a/drivers/media/dvb/mantis/mantis_vp2040.c b/drivers/media/dvb/mantis/mantis_vp2040.c
new file mode 100644
index 000000000000..a7ca233e800b
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp2040.c
@@ -0,0 +1,186 @@
+/*
+        Mantis VP-2040 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "tda1002x.h"
+#include "mantis_common.h"
+#include "mantis_ioc.h"
+#include "mantis_dvb.h"
+#include "mantis_vp2040.h"
+
+#define MANTIS_MODEL_NAME       "VP-2040"
+#define MANTIS_DEV_TYPE         "DVB-C"
+
+struct tda1002x_config vp2040_tda1002x_cu1216_config = {
+        .demod_address  = 0x18 >> 1,
+        .invert         = 1,
+};
+
+struct tda10023_config vp2040_tda10023_cu1216_config = {
+        .demod_address  = 0x18 >> 1,
+        .invert         = 1,
+};
+
+static int tda1002x_cu1216_tuner_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
+{
+        struct mantis_pci *mantis       = fe->dvb->priv;
+        struct i2c_adapter *adapter     = &mantis->adapter;
+
+        u8 buf[6];
+        struct i2c_msg msg = {.addr = 0x60, .flags = 0, .buf = buf, .len = sizeof(buf)};
+        int i;
+
+#define CU1216_IF 36125000
+#define TUNER_MUL 62500
+
+        u32 div = (params->frequency + CU1216_IF + TUNER_MUL / 2) / TUNER_MUL;
+
+        buf[0] = (div >> 8) & 0x7f;
+        buf[1] = div & 0xff;
+        buf[2] = 0xce;
+        buf[3] = (params->frequency < 150000000 ? 0x01 :
+                  params->frequency < 445000000 ? 0x02 : 0x04);
+        buf[4] = 0xde;
+        buf[5] = 0x20;
+
+        if (fe->ops.i2c_gate_ctrl)
+                fe->ops.i2c_gate_ctrl(fe, 1);
+
+        if (i2c_transfer(adapter, &msg, 1) != 1)
+                return -EIO;
+
+        /* wait for the pll lock */
+        msg.flags = I2C_M_RD;
+        msg.len = 1;
+        for (i = 0; i < 20; i++) {
+                if (fe->ops.i2c_gate_ctrl)
+                        fe->ops.i2c_gate_ctrl(fe, 1);
+
+                if (i2c_transfer(adapter, &msg, 1) == 1 && (buf[0] & 0x40))
+                        break;
+
+                msleep(10);
+        }
+
+        /* switch the charge pump to the lower current */
+        msg.flags = 0;
+        msg.len = 2;
+        msg.buf = &buf[2];
+        buf[2] &= ~0x40;
+        if (fe->ops.i2c_gate_ctrl)
+                fe->ops.i2c_gate_ctrl(fe, 1);
+
+        if (i2c_transfer(adapter, &msg, 1) != 1)
+                return -EIO;
+
+        return 0;
+}
+
+static u8 read_pwm(struct mantis_pci *mantis)
+{
+        struct i2c_adapter *adapter = &mantis->adapter;
+
+        u8 b = 0xff;
+        u8 pwm;
+        struct i2c_msg msg[] = {
+                {.addr = 0x50, .flags = 0, .buf = &b, .len = 1},
+                {.addr = 0x50, .flags = I2C_M_RD, .buf = &pwm, .len = 1}
+        };
+
+        if ((i2c_transfer(adapter, msg, 2) != 2)
+            || (pwm == 0xff))
+                pwm = 0x48;
+
+        return pwm;
+}
+
+static int vp2040_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
+{
+        struct i2c_adapter *adapter = &mantis->adapter;
+
+        int err = 0;
+
+        err = mantis_frontend_power(mantis, POWER_ON);
+        if (err == 0) {
+                mantis_frontend_soft_reset(mantis);
+                msleep(250);
+
+                dprintk(MANTIS_ERROR, 1, "Probing for CU1216 (DVB-C)");
+                fe = tda10021_attach(&vp2040_tda1002x_cu1216_config,
+                                     adapter,
+                                     read_pwm(mantis));
+
+                if (fe) {
+                        dprintk(MANTIS_ERROR, 1,
+                                "found Philips CU1216 DVB-C frontend (TDA10021) @ 0x%02x",
+                                vp2040_tda1002x_cu1216_config.demod_address);
+                } else {
+                        fe = tda10023_attach(&vp2040_tda10023_cu1216_config,
+                                             adapter,
+                                             read_pwm(mantis));
+
+                        if (fe) {
+                                dprintk(MANTIS_ERROR, 1,
+                                        "found Philips CU1216 DVB-C frontend (TDA10023) @ 0x%02x",
+                                        vp2040_tda1002x_cu1216_config.demod_address);
+                        }
+                }
+
+                if (fe) {
+                        fe->ops.tuner_ops.set_params = tda1002x_cu1216_tuner_set;
+                        dprintk(MANTIS_ERROR, 1, "Mantis DVB-C Philips CU1216 frontend attach success");
+                } else {
+                        return -1;
+                }
+        } else {
+                dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
+                        adapter->name,
+                        err);
+
+                return -EIO;
+        }
+        mantis->fe = fe;
+        dprintk(MANTIS_DEBUG, 1, "Done!");
+
+        return 0;
+}
+
+struct mantis_hwconfig vp2040_config = {
+        .model_name     = MANTIS_MODEL_NAME,
+        .dev_type       = MANTIS_DEV_TYPE,
+        .ts_size        = MANTIS_TS_204,
+
+        .baud_rate      = MANTIS_BAUD_9600,
+        .parity         = MANTIS_PARITY_NONE,
+        .bytes          = 0,
+
+        .frontend_init  = vp2040_frontend_init,
+        .power          = GPIF_A12,
+        .reset          = GPIF_A13,
+};
diff --git a/drivers/media/dvb/mantis/mantis_vp2040.h b/drivers/media/dvb/mantis/mantis_vp2040.h
new file mode 100644
index 000000000000..d125e219b685
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp2040.h
@@ -0,0 +1,32 @@
+/*
+        Mantis VP-2040 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_VP2040_H
+#define __MANTIS_VP2040_H
+
+#include "mantis_common.h"
+
+#define MANTIS_VP_2040_DVB_C    0x0043
+#define CINERGY_C               0x1178
+#define CABLESTAR_HD2           0x0002
+
+extern struct mantis_hwconfig vp2040_config;
+
+#endif /* __MANTIS_VP2040_H */
diff --git a/drivers/media/dvb/mantis/mantis_vp3028.c b/drivers/media/dvb/mantis/mantis_vp3028.c
new file mode 100644
index 000000000000..4155c838a18a
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp3028.c
@@ -0,0 +1,38 @@
+/*
+        Mantis VP-3028 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "mantis_common.h"
+#include "mantis_vp3028.h"
+
+struct zl10353_config mantis_vp3028_config = {
+        .demod_address  = 0x0f,
+};
+
+#define MANTIS_MODEL_NAME       "VP-3028"
+#define MANTIS_DEV_TYPE         "DVB-T"
+
+struct mantis_hwconfig vp3028_mantis_config = {
+        .model_name     = MANTIS_MODEL_NAME,
+        .dev_type       = MANTIS_DEV_TYPE,
+        .ts_size        = MANTIS_TS_188,
+        .baud_rate      = MANTIS_BAUD_9600,
+        .parity         = MANTIS_PARITY_NONE,
+        .bytes          = 0,
+};
diff --git a/drivers/media/dvb/mantis/mantis_vp3028.h b/drivers/media/dvb/mantis/mantis_vp3028.h
new file mode 100644
index 000000000000..b07be6adc522
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp3028.h
@@ -0,0 +1,33 @@
+/*
+        Mantis VP-3028 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_VP3028_H
+#define __MANTIS_VP3028_H
+
+#include "dvb_frontend.h"
+#include "mantis_common.h"
+#include "zl10353.h"
+
+#define MANTIS_VP_3028_DVB_T    0x0028
+
+extern struct zl10353_config mantis_vp3028_config;
+extern struct mantis_hwconfig vp3028_mantis_config;
+
+#endif /* __MANTIS_VP3028_H */
diff --git a/drivers/media/dvb/mantis/mantis_vp3030.c b/drivers/media/dvb/mantis/mantis_vp3030.c
new file mode 100644
index 000000000000..1f4334214953
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp3030.c
@@ -0,0 +1,105 @@
+/*
+        Mantis VP-3030 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "zl10353.h"
+#include "tda665x.h"
+#include "mantis_common.h"
+#include "mantis_ioc.h"
+#include "mantis_dvb.h"
+#include "mantis_vp3030.h"
+
+struct zl10353_config mantis_vp3030_config = {
+        .demod_address          = 0x0f,
+};
+
+struct tda665x_config env57h12d5_config = {
+        .name                   = "ENV57H12D5 (ET-50DT)",
+        .addr                   = 0x60,
+        .frequency_min          =  47000000,
+        .frequency_max          = 862000000,
+        .frequency_offst        =   3616667,
+        .ref_multiplier         = 6, /* 1/6 MHz */
+        .ref_divider            = 100000, /* 1/6 MHz */
+};
+
+#define MANTIS_MODEL_NAME       "VP-3030"
+#define MANTIS_DEV_TYPE         "DVB-T"
+
+
+static int vp3030_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
+{
+        struct i2c_adapter *adapter     = &mantis->adapter;
+        struct mantis_hwconfig *config  = mantis->hwconfig;
+        int err = 0;
+
+        gpio_set_bits(mantis, config->reset, 0);
+        msleep(100);
+        err = mantis_frontend_power(mantis, POWER_ON);
+        msleep(100);
+        gpio_set_bits(mantis, config->reset, 1);
+
+        if (err == 0) {
+                msleep(250);
+                dprintk(MANTIS_ERROR, 1, "Probing for 10353 (DVB-T)");
+                fe = zl10353_attach(&mantis_vp3030_config, adapter);
+
+                if (!fe)
+                        return -1;
+
+                tda665x_attach(fe, &env57h12d5_config, adapter);
+        } else {
+                dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
+                        adapter->name,
+                        err);
+
+                return -EIO;
+
+        }
+        mantis->fe = fe;
+        dprintk(MANTIS_ERROR, 1, "Done!");
+
+        return 0;
+}
+
+struct mantis_hwconfig vp3030_config = {
+        .model_name     = MANTIS_MODEL_NAME,
+        .dev_type       = MANTIS_DEV_TYPE,
+        .ts_size        = MANTIS_TS_188,
+
+        .baud_rate      = MANTIS_BAUD_9600,
+        .parity         = MANTIS_PARITY_NONE,
+        .bytes          = 0,
+
+        .frontend_init  = vp3030_frontend_init,
+        .power          = GPIF_A12,
+        .reset          = GPIF_A13,
+
+        .i2c_mode       = MANTIS_BYTE_MODE
+};
diff --git a/drivers/media/dvb/mantis/mantis_vp3030.h b/drivers/media/dvb/mantis/mantis_vp3030.h
new file mode 100644
index 000000000000..5f12c4266277
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp3030.h
@@ -0,0 +1,30 @@
+/*
+        Mantis VP-3030 driver
+
+        Copyright (C) Manu Abraham (abraham.manu@gmail.com)
+
+        This program is free software; you can redistribute it and/or modify
+        it under the terms of the GNU General Public License as published by
+        the Free Software Foundation; either version 2 of the License, or
+        (at your option) any later version.
+
+        This program is distributed in the hope that it will be useful,
+        but WITHOUT ANY WARRANTY; without even the implied warranty of
+        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+        GNU General Public License for more details.
+
+        You should have received a copy of the GNU General Public License
+        along with this program; if not, write to the Free Software
+        Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __MANTIS_VP3030_H
+#define __MANTIS_VP3030_H
+
+#include "mantis_common.h"
+
+#define MANTIS_VP_3030_DVB_T    0x0024
+
+extern struct mantis_hwconfig vp3030_config;
+
+#endif /* __MANTIS_VP3030_H */
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index e930a67d526b..bd6214d4ab3b 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -1815,6 +1815,8 @@ static int vidioc_qbuf(struct file *file, void *priv,
         /* put the buffer in the 'queued' queue */
         i = gspca_dev->fr_q;
         gspca_dev->fr_queue[i] = index;
+        if (gspca_dev->fr_i == i)
+                gspca_dev->cur_frame = frame;
         gspca_dev->fr_q = (i + 1) % gspca_dev->nframes;
         PDEBUG(D_FRAM, "qbuf q:%d i:%d o:%d",
                 gspca_dev->fr_q,
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
index aa2f3c7e2cb5..1b536f7d30cf 100644
--- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
+++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
@@ -48,6 +48,12 @@ static
                         DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xa 2528")
                 }
         }, {
+                .ident = "Fujitsu-Siemens Amilo Xi 2428",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 2428")
+                }
+        }, {
                 .ident = "Fujitsu-Siemens Amilo Xi 2528",
                 .matches = {
                         DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
diff --git a/drivers/media/video/gspca/ov534.c b/drivers/media/video/gspca/ov534.c
index 4dbb882c83dc..0a6b8f07a69d 100644
--- a/drivers/media/video/gspca/ov534.c
+++ b/drivers/media/video/gspca/ov534.c
@@ -1533,7 +1533,7 @@ static void setexposure_96(struct gspca_dev *gspca_dev)
 static void setsharpness_96(struct gspca_dev *gspca_dev)
 {
         struct sd *sd = (struct sd *) gspca_dev;
-        u8 val;
+        s8 val;
 
         val = sd->sharpness;
         if (val < 0) {                          /* auto */
diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c
index 4cff8035614f..0ca1c06652b1 100644
--- a/drivers/media/video/gspca/sn9c20x.c
+++ b/drivers/media/video/gspca/sn9c20x.c
@@ -2319,7 +2319,7 @@ static void do_autogain(struct gspca_dev *gspca_dev, u16 avg_lum)
                 }
         }
         if (avg_lum > MAX_AVG_LUM) {
-                if (sd->gain - 1 >= 0) {
+                if (sd->gain >= 1) {
                         sd->gain--;
                         set_gain(gspca_dev);
                 }
diff --git a/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h b/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h
index 487d40555343..96c61926d372 100644
--- a/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h
+++ b/drivers/media/video/gspca/stv06xx/stv06xx_vv6410.h
@@ -228,6 +228,7 @@ static const struct stv_init stv_bridge_init[] = {
         /* This reg is written twice. Some kind of reset? */
         {NULL,  0x1620, 0x80},
         {NULL,  0x1620, 0x00},
+        {NULL,  0x1443, 0x00},
         {NULL,  0x1423, 0x04},
         {x1500, 0x1500, ARRAY_SIZE(x1500)},
         {x1536, 0x1536, ARRAY_SIZE(x1536)},
diff --git a/drivers/media/video/gspca/sunplus.c b/drivers/media/video/gspca/sunplus.c
index 716df6b15fc5..306b7d75b4aa 100644
--- a/drivers/media/video/gspca/sunplus.c
+++ b/drivers/media/video/gspca/sunplus.c
@@ -709,7 +709,7 @@ static void spca504B_SetSizeType(struct gspca_dev *gspca_dev)
                 spca504B_PollingDataReady(gspca_dev);
 
                 /* Init the cam width height with some values get on init ? */
-                reg_w_riv(gspca_dev, 0x31, 0, 0x04);
+                reg_w_riv(gspca_dev, 0x31, 0x0004, 0x00);
                 spca504B_WaitCmdStatus(gspca_dev);
                 spca504B_PollingDataReady(gspca_dev);
                 break;
@@ -807,14 +807,14 @@ static void init_ctl_reg(struct gspca_dev *gspca_dev)
         default:
 /*      case BRIDGE_SPCA533: */
 /*      case BRIDGE_SPCA504B: */
-                reg_w_riv(gspca_dev, 0, 0x00, 0x21ad);  /* hue */
-                reg_w_riv(gspca_dev, 0, 0x01, 0x21ac);  /* sat/hue */
-                reg_w_riv(gspca_dev, 0, 0x00, 0x21a3);  /* gamma */
+                reg_w_riv(gspca_dev, 0, 0x21ad, 0x00);  /* hue */
+                reg_w_riv(gspca_dev, 0, 0x21ac, 0x01);  /* sat/hue */
+                reg_w_riv(gspca_dev, 0, 0x21a3, 0x00);  /* gamma */
                 break;
         case BRIDGE_SPCA536:
-                reg_w_riv(gspca_dev, 0, 0x40, 0x20f5);
-                reg_w_riv(gspca_dev, 0, 0x01, 0x20f4);
-                reg_w_riv(gspca_dev, 0, 0x00, 0x2089);
+                reg_w_riv(gspca_dev, 0, 0x20f5, 0x40);
+                reg_w_riv(gspca_dev, 0, 0x20f4, 0x01);
+                reg_w_riv(gspca_dev, 0, 0x2089, 0x00);
                 break;
         }
         if (pollreg)
@@ -887,11 +887,11 @@ static int sd_init(struct gspca_dev *gspca_dev)
         switch (sd->bridge) {
         case BRIDGE_SPCA504B:
                 reg_w_riv(gspca_dev, 0x1d, 0x00, 0);
-                reg_w_riv(gspca_dev, 0, 0x01, 0x2306);
-                reg_w_riv(gspca_dev, 0, 0x00, 0x0d04);
-                reg_w_riv(gspca_dev, 0, 0x00, 0x2000);
-                reg_w_riv(gspca_dev, 0, 0x13, 0x2301);
-                reg_w_riv(gspca_dev, 0, 0x00, 0x2306);
+                reg_w_riv(gspca_dev, 0x00, 0x2306, 0x01);
+                reg_w_riv(gspca_dev, 0x00, 0x0d04, 0x00);
+                reg_w_riv(gspca_dev, 0x00, 0x2000, 0x00);
+                reg_w_riv(gspca_dev, 0x00, 0x2301, 0x13);
+                reg_w_riv(gspca_dev, 0x00, 0x2306, 0x00);
                 /* fall thru */
         case BRIDGE_SPCA533:
                 spca504B_PollingDataReady(gspca_dev);
@@ -1000,7 +1000,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
                         spca504B_WaitCmdStatus(gspca_dev);
                         break;
                 default:
-                        reg_w_riv(gspca_dev, 0x31, 0, 0x04);
+                        reg_w_riv(gspca_dev, 0x31, 0x0004, 0x00);
                         spca504B_WaitCmdStatus(gspca_dev);
                         spca504B_PollingDataReady(gspca_dev);
                         break;
diff --git a/drivers/media/video/gspca/vc032x.c b/drivers/media/video/gspca/vc032x.c
index c090efcd8045..71921c878424 100644
--- a/drivers/media/video/gspca/vc032x.c
+++ b/drivers/media/video/gspca/vc032x.c
@@ -3009,6 +3009,10 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
                 int l;
 
                 frame = gspca_get_i_frame(gspca_dev);
+                if (frame == NULL) {
+                        gspca_dev->last_packet_type = DISCARD_PACKET;
+                        return;
+                }
                 l = frame->data_end - frame->data;
                 if (len > frame->v4l2_buf.length - l)
                         len = frame->v4l2_buf.length - l;
diff --git a/drivers/media/video/mx1_camera.c b/drivers/media/video/mx1_camera.c
index 2ba14fb5b031..c167cc3de492 100644
--- a/drivers/media/video/mx1_camera.c
+++ b/drivers/media/video/mx1_camera.c
@@ -718,7 +718,7 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
 
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         irq = platform_get_irq(pdev, 0);
-        if (!res || !irq) {
+        if (!res || (int)irq <= 0) {
                 err = -ENODEV;
                 goto exit;
         }
diff --git a/drivers/media/video/rj54n1cb0c.c b/drivers/media/video/rj54n1cb0c.c
index 7e42989ce0e4..805226e0d9c1 100644
--- a/drivers/media/video/rj54n1cb0c.c
+++ b/drivers/media/video/rj54n1cb0c.c
@@ -563,7 +563,7 @@ static int rj54n1_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
         struct i2c_client *client = sd->priv;
         struct rj54n1 *rj54n1 = to_rj54n1(client);
         struct v4l2_rect *rect = &a->c;
-        unsigned int dummy, output_w, output_h,
+        unsigned int dummy = 0, output_w, output_h,
                 input_w = rect->width, input_h = rect->height;
         int ret;
 
diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c
index 9f85e917f9f3..a7ad7810fddc 100644
--- a/drivers/media/video/saa7134/saa7134-core.c
+++ b/drivers/media/video/saa7134/saa7134-core.c
@@ -420,19 +420,6 @@ int saa7134_set_dmabits(struct saa7134_dev *dev)
                 ctrl |= SAA7134_MAIN_CTRL_TE5;
                 irq  |= SAA7134_IRQ1_INTE_RA2_1 |
                         SAA7134_IRQ1_INTE_RA2_0;
-
-                /* dma: setup channel 5 (= TS) */
-
-                saa_writeb(SAA7134_TS_DMA0, (dev->ts.nr_packets - 1) & 0xff);
-                saa_writeb(SAA7134_TS_DMA1,
-                        ((dev->ts.nr_packets - 1) >> 8) & 0xff);
-                /* TSNOPIT=0, TSCOLAP=0 */
-                saa_writeb(SAA7134_TS_DMA2,
-                        (((dev->ts.nr_packets - 1) >> 16) & 0x3f) | 0x00);
-                saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE);
-                saa_writel(SAA7134_RS_CONTROL(5), SAA7134_RS_CONTROL_BURST_16 |
-                                                  SAA7134_RS_CONTROL_ME |
-                                                  (dev->ts.pt_ts.dma >> 12));
         }
 
         /* set task conditions + field handling */
diff --git a/drivers/media/video/saa7134/saa7134-ts.c b/drivers/media/video/saa7134/saa7134-ts.c
index 03488ba4c99c..b9817d74943f 100644
--- a/drivers/media/video/saa7134/saa7134-ts.c
+++ b/drivers/media/video/saa7134/saa7134-ts.c
@@ -250,6 +250,19 @@ int saa7134_ts_start(struct saa7134_dev *dev)
 
         BUG_ON(dev->ts_started);
 
+        /* dma: setup channel 5 (= TS) */
+        saa_writeb(SAA7134_TS_DMA0, (dev->ts.nr_packets - 1) & 0xff);
+        saa_writeb(SAA7134_TS_DMA1,
+                ((dev->ts.nr_packets - 1) >> 8) & 0xff);
+        /* TSNOPIT=0, TSCOLAP=0 */
+        saa_writeb(SAA7134_TS_DMA2,
+                (((dev->ts.nr_packets - 1) >> 16) & 0x3f) | 0x00);
+        saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE);
+        saa_writel(SAA7134_RS_CONTROL(5), SAA7134_RS_CONTROL_BURST_16 |
+                                          SAA7134_RS_CONTROL_ME |
+                                          (dev->ts.pt_ts.dma >> 12));
+
+        /* reset hardware TS buffers */
         saa_writeb(SAA7134_TS_SERIAL1, 0x00);
         saa_writeb(SAA7134_TS_SERIAL1, 0x03);
         saa_writeb(SAA7134_TS_SERIAL1, 0x00);
diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c
index d69363f0d8c9..f09c7140d6b2 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -1827,7 +1827,7 @@ static int __devinit sh_mobile_ceu_probe(struct platform_device *pdev)
 
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         irq = platform_get_irq(pdev, 0);
-        if (!res || !irq) {
+        if (!res || (int)irq <= 0) {
                 dev_err(&pdev->dev, "Not enough CEU platform resources.\n");
                 err = -ENODEV;
                 goto exit;
diff --git a/drivers/media/video/uvc/uvc_ctrl.c b/drivers/media/video/uvc/uvc_ctrl.c
index 0469d7a876a8..ec8ef8c5560a 100644
--- a/drivers/media/video/uvc/uvc_ctrl.c
+++ b/drivers/media/video/uvc/uvc_ctrl.c
@@ -1393,7 +1393,7 @@ uvc_ctrl_prune_entity(struct uvc_device *dev, struct uvc_entity *entity)
         size = entity->processing.bControlSize;
 
         for (i = 0; i < ARRAY_SIZE(blacklist); ++i) {
-                if (!usb_match_id(dev->intf, &blacklist[i].id))
+                if (!usb_match_one_id(dev->intf, &blacklist[i].id))
                         continue;
 
                 if (blacklist[i].index >= 8 * size ||
diff --git a/drivers/media/video/uvc/uvc_queue.c b/drivers/media/video/uvc/uvc_queue.c
index f854698c4061..ea11839cba4a 100644
--- a/drivers/media/video/uvc/uvc_queue.c
+++ b/drivers/media/video/uvc/uvc_queue.c
@@ -59,9 +59,9 @@
  *    returns immediately.
  *
  *    When the buffer is full, the completion handler removes it from the irq
- *    queue, marks it as ready (UVC_BUF_STATE_DONE) and wakes its wait queue.
+ *    queue, marks it as done (UVC_BUF_STATE_DONE) and wakes its wait queue.
  *    At that point, any process waiting on the buffer will be woken up. If a
- *    process tries to dequeue a buffer after it has been marked ready, the
+ *    process tries to dequeue a buffer after it has been marked done, the
  *    dequeing will succeed immediately.
  *
  * 2. Buffers are queued, user is waiting on a buffer and the device gets
@@ -201,6 +201,7 @@ static void __uvc_query_buffer(struct uvc_buffer *buf,
                 break;
         case UVC_BUF_STATE_QUEUED:
         case UVC_BUF_STATE_ACTIVE:
+        case UVC_BUF_STATE_READY:
                 v4l2_buf->flags |= V4L2_BUF_FLAG_QUEUED;
                 break;
         case UVC_BUF_STATE_IDLE:
@@ -295,13 +296,15 @@ static int uvc_queue_waiton(struct uvc_buffer *buf, int nonblocking)
 {
         if (nonblocking) {
                 return (buf->state != UVC_BUF_STATE_QUEUED &&
-                        buf->state != UVC_BUF_STATE_ACTIVE)
+                        buf->state != UVC_BUF_STATE_ACTIVE &&
+                        buf->state != UVC_BUF_STATE_READY)
                         ? 0 : -EAGAIN;
         }
 
         return wait_event_interruptible(buf->wait,
                 buf->state != UVC_BUF_STATE_QUEUED &&
-                buf->state != UVC_BUF_STATE_ACTIVE);
+                buf->state != UVC_BUF_STATE_ACTIVE &&
+                buf->state != UVC_BUF_STATE_READY);
 }
 
 /*
@@ -348,6 +351,7 @@ int uvc_dequeue_buffer(struct uvc_video_queue *queue,
         case UVC_BUF_STATE_IDLE:
         case UVC_BUF_STATE_QUEUED:
         case UVC_BUF_STATE_ACTIVE:
+        case UVC_BUF_STATE_READY:
         default:
                 uvc_trace(UVC_TRACE_CAPTURE, "[E] Invalid buffer state %u "
                         "(driver bug?).\n", buf->state);
@@ -489,6 +493,7 @@ struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue,
 
         spin_lock_irqsave(&queue->irqlock, flags);
         list_del(&buf->queue);
+        buf->state = UVC_BUF_STATE_DONE;
         if (!list_empty(&queue->irqqueue))
                 nextbuf = list_first_entry(&queue->irqqueue, struct uvc_buffer,
                                            queue);
diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c
index 9a9802830d41..7dcf534a0cf3 100644
--- a/drivers/media/video/uvc/uvc_video.c
+++ b/drivers/media/video/uvc/uvc_video.c
@@ -441,7 +441,7 @@ static int uvc_video_decode_start(struct uvc_streaming *stream,
         if (fid != stream->last_fid && buf->buf.bytesused != 0) {
                 uvc_trace(UVC_TRACE_FRAME, "Frame complete (FID bit "
                                 "toggled).\n");
-                buf->state = UVC_BUF_STATE_DONE;
+                buf->state = UVC_BUF_STATE_READY;
                 return -EAGAIN;
         }
 
@@ -470,7 +470,7 @@ static void uvc_video_decode_data(struct uvc_streaming *stream,
         /* Complete the current frame if the buffer size was exceeded. */
         if (len > maxlen) {
                 uvc_trace(UVC_TRACE_FRAME, "Frame complete (overflow).\n");
-                buf->state = UVC_BUF_STATE_DONE;
+                buf->state = UVC_BUF_STATE_READY;
         }
 }
 
@@ -482,7 +482,7 @@ static void uvc_video_decode_end(struct uvc_streaming *stream,
                 uvc_trace(UVC_TRACE_FRAME, "Frame complete (EOF found).\n");
                 if (data[0] == len)
                         uvc_trace(UVC_TRACE_FRAME, "EOF in empty payload.\n");
-                buf->state = UVC_BUF_STATE_DONE;
+                buf->state = UVC_BUF_STATE_READY;
                 if (stream->dev->quirks & UVC_QUIRK_STREAM_NO_FID)
                         stream->last_fid ^= UVC_STREAM_FID;
         }
@@ -568,8 +568,7 @@ static void uvc_video_decode_isoc(struct urb *urb, struct uvc_streaming *stream,
                 uvc_video_decode_end(stream, buf, mem,
                         urb->iso_frame_desc[i].actual_length);
 
-                if (buf->state == UVC_BUF_STATE_DONE ||
-                    buf->state == UVC_BUF_STATE_ERROR)
+                if (buf->state == UVC_BUF_STATE_READY)
                         buf = uvc_queue_next_buffer(&stream->queue, buf);
         }
 }
@@ -627,8 +626,7 @@ static void uvc_video_decode_bulk(struct urb *urb, struct uvc_streaming *stream,
                 if (!stream->bulk.skip_payload && buf != NULL) {
                         uvc_video_decode_end(stream, buf, stream->bulk.header,
                                 stream->bulk.payload_size);
-                        if (buf->state == UVC_BUF_STATE_DONE ||
-                            buf->state == UVC_BUF_STATE_ERROR)
+                        if (buf->state == UVC_BUF_STATE_READY)
                                 buf = uvc_queue_next_buffer(&stream->queue,
                                                             buf);
                 }
@@ -669,7 +667,7 @@ static void uvc_video_encode_bulk(struct urb *urb, struct uvc_streaming *stream,
             stream->bulk.payload_size == stream->bulk.max_payload_size) {
                 if (buf->buf.bytesused == stream->queue.buf_used) {
                         stream->queue.buf_used = 0;
-                        buf->state = UVC_BUF_STATE_DONE;
+                        buf->state = UVC_BUF_STATE_READY;
                         uvc_queue_next_buffer(&stream->queue, buf);
                         stream->last_fid ^= UVC_STREAM_FID;
                 }
@@ -924,10 +922,8 @@ static int uvc_init_video_bulk(struct uvc_streaming *stream,
 static int uvc_init_video(struct uvc_streaming *stream, gfp_t gfp_flags)
 {
         struct usb_interface *intf = stream->intf;
-        struct usb_host_interface *alts;
-        struct usb_host_endpoint *ep = NULL;
-        int intfnum = stream->intfnum;
-        unsigned int bandwidth, psize, i;
+        struct usb_host_endpoint *ep;
+        unsigned int i;
         int ret;
 
         stream->last_fid = -1;
@@ -936,6 +932,12 @@ static int uvc_init_video(struct uvc_streaming *stream, gfp_t gfp_flags)
         stream->bulk.payload_size = 0;
 
         if (intf->num_altsetting > 1) {
+                struct usb_host_endpoint *best_ep = NULL;
+                unsigned int best_psize = 3 * 1024;
+                unsigned int bandwidth;
+                unsigned int uninitialized_var(altsetting);
+                int intfnum = stream->intfnum;
+
                 /* Isochronous endpoint, select the alternate setting. */
                 bandwidth = stream->ctrl.dwMaxPayloadTransferSize;
 
@@ -949,6 +951,9 @@ static int uvc_init_video(struct uvc_streaming *stream, gfp_t gfp_flags)
                 }
 
                 for (i = 0; i < intf->num_altsetting; ++i) {
+                        struct usb_host_interface *alts;
+                        unsigned int psize;
+
                         alts = &intf->altsetting[i];
                         ep = uvc_find_endpoint(alts,
                                 stream->header.bEndpointAddress);
@@ -958,21 +963,27 @@ static int uvc_init_video(struct uvc_streaming *stream, gfp_t gfp_flags)
                         /* Check if the bandwidth is high enough. */
                         psize = le16_to_cpu(ep->desc.wMaxPacketSize);
                         psize = (psize & 0x07ff) * (1 + ((psize >> 11) & 3));
-                        if (psize >= bandwidth)
-                                break;
+                        if (psize >= bandwidth && psize <= best_psize) {
+                                altsetting = i;
+                                best_psize = psize;
+                                best_ep = ep;
+                        }
                 }
 
-                if (i >= intf->num_altsetting) {
+                if (best_ep == NULL) {
                         uvc_trace(UVC_TRACE_VIDEO, "No fast enough alt setting "
                                 "for requested bandwidth.\n");
                         return -EIO;
                 }
 
-                ret = usb_set_interface(stream->dev->udev, intfnum, i);
+                uvc_trace(UVC_TRACE_VIDEO, "Selecting alternate setting %u "
+                        "(%u B/frame bandwidth).\n", altsetting, best_psize);
+
+                ret = usb_set_interface(stream->dev->udev, intfnum, altsetting);
                 if (ret < 0)
                         return ret;
 
-                ret = uvc_init_video_isoc(stream, ep, gfp_flags);
+                ret = uvc_init_video_isoc(stream, best_ep, gfp_flags);
         } else {
                 /* Bulk endpoint, proceed to URB initialization. */
                 ep = uvc_find_endpoint(&intf->altsetting[0],
diff --git a/drivers/media/video/uvc/uvcvideo.h b/drivers/media/video/uvc/uvcvideo.h
index 7ec9a04ced50..2337585001ea 100644
--- a/drivers/media/video/uvc/uvcvideo.h
+++ b/drivers/media/video/uvc/uvcvideo.h
@@ -365,8 +365,9 @@ enum uvc_buffer_state {
         UVC_BUF_STATE_IDLE      = 0,
         UVC_BUF_STATE_QUEUED    = 1,
         UVC_BUF_STATE_ACTIVE    = 2,
-        UVC_BUF_STATE_DONE      = 3,
-        UVC_BUF_STATE_ERROR     = 4,
+        UVC_BUF_STATE_READY     = 3,
+        UVC_BUF_STATE_DONE      = 4,
+        UVC_BUF_STATE_ERROR     = 5,
 };
 
 struct uvc_buffer {
diff --git a/drivers/message/i2o/i2o_config.c b/drivers/message/i2o/i2o_config.c
index efba7021948a..3d5f40cd69df 100644
--- a/drivers/message/i2o/i2o_config.c
+++ b/drivers/message/i2o/i2o_config.c
@@ -40,8 +40,7 @@
 
 #define SG_TABLESIZE            30
 
-static int i2o_cfg_ioctl(struct inode *, struct file *, unsigned int,
-                         unsigned long);
+static long i2o_cfg_ioctl(struct file *, unsigned int, unsigned long);
 
 static spinlock_t i2o_config_lock;
 
@@ -751,7 +750,7 @@ static long i2o_cfg_compat_ioctl(struct file *file, unsigned cmd,
         lock_kernel();
         switch (cmd) {
         case I2OGETIOPS:
-                ret = i2o_cfg_ioctl(NULL, file, cmd, arg);
+                ret = i2o_cfg_ioctl(file, cmd, arg);
                 break;
         case I2OPASSTHRU32:
                 ret = i2o_cfg_passthru32(file, cmd, arg);
@@ -984,11 +983,11 @@ out:
 /*
  * IOCTL Handler
  */
-static int i2o_cfg_ioctl(struct inode *inode, struct file *fp, unsigned int cmd,
-                         unsigned long arg)
+static long i2o_cfg_ioctl(struct file *fp, unsigned int cmd, unsigned long arg)
 {
         int ret;
 
+        lock_kernel();
         switch (cmd) {
         case I2OGETIOPS:
                 ret = i2o_cfg_getiops(arg);
@@ -1044,7 +1043,7 @@ static int i2o_cfg_ioctl(struct inode *inode, struct file *fp, unsigned int cmd,
                 osm_debug("unknown ioctl called!\n");
                 ret = -EINVAL;
         }
-
+        unlock_kernel();
         return ret;
 }
 
@@ -1118,7 +1117,7 @@ static int cfg_release(struct inode *inode, struct file *file)
 static const struct file_operations config_fops = {
         .owner = THIS_MODULE,
         .llseek = no_llseek,
-        .ioctl = i2o_cfg_ioctl,
+        .unlocked_ioctl = i2o_cfg_ioctl,
 #ifdef CONFIG_COMPAT
         .compat_ioctl = i2o_cfg_compat_ioctl,
 #endif
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index ca2f2c4ff05e..8f0d18409ede 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -11,9 +11,9 @@ obj-$(CONFIG_HTC_PASIC3)	+= htc-pasic3.o
 
 obj-$(CONFIG_MFD_DM355EVM_MSP)  += dm355evm_msp.o
 
-obj-$(CONFIG_MFD_T7L66XB)       += t7l66xb.o
-obj-$(CONFIG_MFD_TC6387XB)      += tc6387xb.o
-obj-$(CONFIG_MFD_TC6393XB)      += tc6393xb.o
+obj-$(CONFIG_MFD_T7L66XB)       += t7l66xb.o tmio_core.o
+obj-$(CONFIG_MFD_TC6387XB)      += tc6387xb.o tmio_core.o
+obj-$(CONFIG_MFD_TC6393XB)      += tc6393xb.o tmio_core.o
 
 obj-$(CONFIG_MFD_WM8400)        += wm8400-core.o
 wm831x-objs                     := wm831x-core.o wm831x-irq.o wm831x-otp.o
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index e22128c3e9a8..95c1e6bd1729 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -80,6 +80,7 @@ struct asic3 {
         u16 irq_bothedge[4];
         struct gpio_chip gpio;
         struct device *dev;
+        void __iomem *tmio_cnf;
 
         struct asic3_clk clocks[ARRAY_SIZE(asic3_clk_init)];
 };
@@ -685,8 +686,24 @@ static struct mfd_cell asic3_cell_ds1wm = {
         .resources     = ds1wm_resources,
 };
 
+static void asic3_mmc_pwr(struct platform_device *pdev, int state)
+{
+        struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
+
+        tmio_core_mmc_pwr(asic->tmio_cnf, 1 - asic->bus_shift, state);
+}
+
+static void asic3_mmc_clk_div(struct platform_device *pdev, int state)
+{
+        struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
+
+        tmio_core_mmc_clk_div(asic->tmio_cnf, 1 - asic->bus_shift, state);
+}
+
 static struct tmio_mmc_data asic3_mmc_data = {
-        .hclk = 24576000,
+        .hclk           = 24576000,
+        .set_pwr        = asic3_mmc_pwr,
+        .set_clk_div    = asic3_mmc_clk_div,
 };
 
 static struct resource asic3_mmc_resources[] = {
@@ -696,11 +713,6 @@ static struct resource asic3_mmc_resources[] = {
                 .flags = IORESOURCE_MEM,
         },
         {
-                .start = ASIC3_SD_CONFIG_BASE,
-                .end   = ASIC3_SD_CONFIG_BASE + 0x1ff,
-                .flags = IORESOURCE_MEM,
-        },
-        {
                 .start = 0,
                 .end   = 0,
                 .flags = IORESOURCE_IRQ,
@@ -743,6 +755,10 @@ static int asic3_mmc_enable(struct platform_device *pdev)
         asic3_set_register(asic, ASIC3_OFFSET(SDHWCTRL, SDCONF),
                            ASIC3_SDHWCTRL_SDPWR, 1);
 
+        /* ASIC3_SD_CTRL_BASE assumes 32-bit addressing, TMIO is 16-bit */
+        tmio_core_mmc_enable(asic->tmio_cnf, 1 - asic->bus_shift,
+                             ASIC3_SD_CTRL_BASE >> 1);
+
         return 0;
 }
 
@@ -797,10 +813,15 @@ static int __init asic3_mfd_probe(struct platform_device *pdev,
         asic3_cell_ds1wm.data_size = sizeof(asic3_cell_ds1wm);
 
         /* MMC */
+        asic->tmio_cnf = ioremap((ASIC3_SD_CONFIG_BASE >> asic->bus_shift) +
+                                 mem_sdio->start, 0x400 >> asic->bus_shift);
+        if (!asic->tmio_cnf) {
+                ret = -ENOMEM;
+                dev_dbg(asic->dev, "Couldn't ioremap SD_CONFIG\n");
+                goto out;
+        }
         asic3_mmc_resources[0].start >>= asic->bus_shift;
         asic3_mmc_resources[0].end   >>= asic->bus_shift;
-        asic3_mmc_resources[1].start >>= asic->bus_shift;
-        asic3_mmc_resources[1].end   >>= asic->bus_shift;
 
         asic3_cell_mmc.platform_data = &asic3_cell_mmc;
         asic3_cell_mmc.data_size = sizeof(asic3_cell_mmc);
@@ -820,7 +841,10 @@ static int __init asic3_mfd_probe(struct platform_device *pdev,
 
 static void asic3_mfd_remove(struct platform_device *pdev)
 {
+        struct asic3 *asic = platform_get_drvdata(pdev);
+
         mfd_remove_devices(&pdev->dev);
+        iounmap(asic->tmio_cnf);
 }
 
 /* Core */
diff --git a/drivers/mfd/mc13783-core.c b/drivers/mfd/mc13783-core.c
index a1ade2324ea9..735c8a4d164f 100644
--- a/drivers/mfd/mc13783-core.c
+++ b/drivers/mfd/mc13783-core.c
@@ -619,6 +619,8 @@ err_revision:
         }
         /* This should go away (END) */
 
+        mc13783_unlock(mc13783);
+
         if (pdata->flags & MC13783_USE_ADC)
                 mc13783_add_subdevice(mc13783, "mc13783-adc");
 
@@ -641,8 +643,6 @@ err_revision:
         if (pdata->flags & MC13783_USE_TOUCHSCREEN)
                 mc13783_add_subdevice(mc13783, "mc13783-ts");
 
-        mc13783_unlock(mc13783);
-
         return 0;
 }
 
diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c
index 0a255c1f1ce7..bcf4687d4af5 100644
--- a/drivers/mfd/t7l66xb.c
+++ b/drivers/mfd/t7l66xb.c
@@ -38,6 +38,19 @@ enum {
         T7L66XB_CELL_MMC,
 };
 
+static const struct resource t7l66xb_mmc_resources[] = {
+        {
+                .start = 0x800,
+                .end    = 0x9ff,
+                .flags = IORESOURCE_MEM,
+        },
+        {
+                .start = IRQ_T7L66XB_MMC,
+                .end    = IRQ_T7L66XB_MMC,
+                .flags = IORESOURCE_IRQ,
+        },
+};
+
 #define SCR_REVID       0x08            /* b Revision ID        */
 #define SCR_IMR         0x42            /* b Interrupt Mask     */
 #define SCR_DEV_CTL     0xe0            /* b Device control     */
@@ -83,6 +96,9 @@ static int t7l66xb_mmc_enable(struct platform_device *mmc)
 
         spin_unlock_irqrestore(&t7l66xb->lock, flags);
 
+        tmio_core_mmc_enable(t7l66xb->scr + 0x200, 0,
+                t7l66xb_mmc_resources[0].start & 0xfffe);
+
         return 0;
 }
 
@@ -106,28 +122,28 @@ static int t7l66xb_mmc_disable(struct platform_device *mmc)
         return 0;
 }
 
+static void t7l66xb_mmc_pwr(struct platform_device *mmc, int state)
+{
+        struct platform_device *dev = to_platform_device(mmc->dev.parent);
+        struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
+
+        tmio_core_mmc_pwr(t7l66xb->scr + 0x200, 0, state);
+}
+
+static void t7l66xb_mmc_clk_div(struct platform_device *mmc, int state)
+{
+        struct platform_device *dev = to_platform_device(mmc->dev.parent);
+        struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
+
+        tmio_core_mmc_clk_div(t7l66xb->scr + 0x200, 0, state);
+}
+
 /*--------------------------------------------------------------------------*/
 
 static struct tmio_mmc_data t7166xb_mmc_data = {
         .hclk = 24000000,
-};
-
-static const struct resource t7l66xb_mmc_resources[] = {
-        {
-                .start = 0x800,
-                .end    = 0x9ff,
-                .flags = IORESOURCE_MEM,
-        },
-        {
-                .start = 0x200,
-                .end    = 0x2ff,
-                .flags = IORESOURCE_MEM,
-        },
-        {
-                .start = IRQ_T7L66XB_MMC,
-                .end    = IRQ_T7L66XB_MMC,
-                .flags = IORESOURCE_IRQ,
-        },
+        .set_pwr = t7l66xb_mmc_pwr,
+        .set_clk_div = t7l66xb_mmc_clk_div,
 };
 
 static const struct resource t7l66xb_nand_resources[] = {
@@ -282,6 +298,9 @@ static int t7l66xb_resume(struct platform_device *dev)
         if (pdata && pdata->resume)
                 pdata->resume(dev);
 
+        tmio_core_mmc_enable(t7l66xb->scr + 0x200, 0,
+                t7l66xb_mmc_resources[0].start & 0xfffe);
+
         return 0;
 }
 #else
diff --git a/drivers/mfd/tc6387xb.c b/drivers/mfd/tc6387xb.c
index 3280ab33f88a..5c7f04343d5c 100644
--- a/drivers/mfd/tc6387xb.c
+++ b/drivers/mfd/tc6387xb.c
@@ -22,28 +22,52 @@ enum {
         TC6387XB_CELL_MMC,
 };
 
+struct tc6387xb {
+        void __iomem *scr;
+        struct clk *clk32k;
+        struct resource rscr;
+};
+
+static struct resource tc6387xb_mmc_resources[] = {
+        {
+                .start = 0x800,
+                .end   = 0x9ff,
+                .flags = IORESOURCE_MEM,
+        },
+        {
+                .start = 0,
+                .end   = 0,
+                .flags = IORESOURCE_IRQ,
+        },
+};
+
+/*--------------------------------------------------------------------------*/
+
 #ifdef CONFIG_PM
 static int tc6387xb_suspend(struct platform_device *dev, pm_message_t state)
 {
-        struct clk *clk32k = platform_get_drvdata(dev);
+        struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
         struct tc6387xb_platform_data *pdata = dev->dev.platform_data;
 
         if (pdata && pdata->suspend)
                 pdata->suspend(dev);
-        clk_disable(clk32k);
+        clk_disable(tc6387xb->clk32k);
 
         return 0;
 }
 
 static int tc6387xb_resume(struct platform_device *dev)
 {
-        struct clk *clk32k = platform_get_drvdata(dev);
+        struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
         struct tc6387xb_platform_data *pdata = dev->dev.platform_data;
 
-        clk_enable(clk32k);
+        clk_enable(tc6387xb->clk32k);
         if (pdata && pdata->resume)
                 pdata->resume(dev);
 
+        tmio_core_mmc_resume(tc6387xb->scr + 0x200, 0,
+                tc6387xb_mmc_resources[0].start & 0xfffe);
+
         return 0;
 }
 #else
@@ -53,12 +77,32 @@ static int tc6387xb_resume(struct platform_device *dev)
 
 /*--------------------------------------------------------------------------*/
 
+static void tc6387xb_mmc_pwr(struct platform_device *mmc, int state)
+{
+        struct platform_device *dev = to_platform_device(mmc->dev.parent);
+        struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
+
+        tmio_core_mmc_pwr(tc6387xb->scr + 0x200, 0, state);
+}
+
+static void tc6387xb_mmc_clk_div(struct platform_device *mmc, int state)
+{
+        struct platform_device *dev = to_platform_device(mmc->dev.parent);
+        struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
+
+        tmio_core_mmc_clk_div(tc6387xb->scr + 0x200, 0, state);
+}
+
+
 static int tc6387xb_mmc_enable(struct platform_device *mmc)
 {
         struct platform_device *dev      = to_platform_device(mmc->dev.parent);
-        struct clk *clk32k = platform_get_drvdata(dev);
+        struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
 
-        clk_enable(clk32k);
+        clk_enable(tc6387xb->clk32k);
+
+        tmio_core_mmc_enable(tc6387xb->scr + 0x200, 0,
+                tc6387xb_mmc_resources[0].start & 0xfffe);
 
         return 0;
 }
@@ -66,36 +110,20 @@ static int tc6387xb_mmc_enable(struct platform_device *mmc)
 static int tc6387xb_mmc_disable(struct platform_device *mmc)
 {
         struct platform_device *dev      = to_platform_device(mmc->dev.parent);
-        struct clk *clk32k = platform_get_drvdata(dev);
+        struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
 
-        clk_disable(clk32k);
+        clk_disable(tc6387xb->clk32k);
 
         return 0;
 }
 
-/*--------------------------------------------------------------------------*/
-
 static struct tmio_mmc_data tc6387xb_mmc_data = {
         .hclk = 24000000,
+        .set_pwr = tc6387xb_mmc_pwr,
+        .set_clk_div = tc6387xb_mmc_clk_div,
 };
 
-static struct resource tc6387xb_mmc_resources[] = {
-        {
-                .start = 0x800,
-                .end   = 0x9ff,
-                .flags = IORESOURCE_MEM,
-        },
-        {
-                .start = 0x200,
-                .end   = 0x2ff,
-                .flags = IORESOURCE_MEM,
-        },
-        {
-                .start = 0,
-                .end   = 0,
-                .flags = IORESOURCE_IRQ,
-        },
-};
+/*--------------------------------------------------------------------------*/
 
 static struct mfd_cell tc6387xb_cells[] = {
         [TC6387XB_CELL_MMC] = {
@@ -111,8 +139,9 @@ static struct mfd_cell tc6387xb_cells[] = {
 static int tc6387xb_probe(struct platform_device *dev)
 {
         struct tc6387xb_platform_data *pdata = dev->dev.platform_data;
-        struct resource *iomem;
+        struct resource *iomem, *rscr;
         struct clk *clk32k;
+        struct tc6387xb *tc6387xb;
         int irq, ret;
 
         iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
@@ -120,18 +149,40 @@ static int tc6387xb_probe(struct platform_device *dev)
                 return -EINVAL;
         }
 
+        tc6387xb = kzalloc(sizeof *tc6387xb, GFP_KERNEL);
+        if (!tc6387xb)
+                return -ENOMEM;
+
         ret  = platform_get_irq(dev, 0);
         if (ret >= 0)
                 irq = ret;
         else
-                goto err_resource;
+                goto err_no_irq;
 
         clk32k = clk_get(&dev->dev, "CLK_CK32K");
         if (IS_ERR(clk32k)) {
                 ret = PTR_ERR(clk32k);
+                goto err_no_clk;
+        }
+
+        rscr = &tc6387xb->rscr;
+        rscr->name = "tc6387xb-core";
+        rscr->start = iomem->start;
+        rscr->end = iomem->start + 0xff;
+        rscr->flags = IORESOURCE_MEM;
+
+        ret = request_resource(iomem, rscr);
+        if (ret)
                 goto err_resource;
+
+        tc6387xb->scr = ioremap(rscr->start, rscr->end - rscr->start + 1);
+        if (!tc6387xb->scr) {
+                ret = -ENOMEM;
+                goto err_ioremap;
         }
-        platform_set_drvdata(dev, clk32k);
+
+        tc6387xb->clk32k = clk32k;
+        platform_set_drvdata(dev, tc6387xb);
 
         if (pdata && pdata->enable)
                 pdata->enable(dev);
@@ -149,8 +200,13 @@ static int tc6387xb_probe(struct platform_device *dev)
         if (!ret)
                 return 0;
 
-        clk_put(clk32k);
+err_ioremap:
+        release_resource(&tc6387xb->rscr);
 err_resource:
+        clk_put(clk32k);
+err_no_clk:
+err_no_irq:
+        kfree(tc6387xb);
         return ret;
 }
 
@@ -195,3 +251,4 @@ MODULE_DESCRIPTION("Toshiba TC6387XB core driver");
 MODULE_LICENSE("GPL v2");
 MODULE_AUTHOR("Ian Molton");
 MODULE_ALIAS("platform:tc6387xb");
+
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
index 1429a7341a9a..4bc5a08a2b09 100644
--- a/drivers/mfd/tc6393xb.c
+++ b/drivers/mfd/tc6393xb.c
@@ -136,10 +136,6 @@ static int tc6393xb_nand_enable(struct platform_device *nand)
         return 0;
 }
 
-static struct tmio_mmc_data tc6393xb_mmc_data = {
-        .hclk = 24000000,
-};
-
 static struct resource __devinitdata tc6393xb_nand_resources[] = {
         {
                 .start  = 0x1000,
@@ -165,11 +161,6 @@ static struct resource __devinitdata tc6393xb_mmc_resources[] = {
                 .flags  = IORESOURCE_MEM,
         },
         {
-                .start  = 0x200,
-                .end    = 0x2ff,
-                .flags  = IORESOURCE_MEM,
-        },
-        {
                 .start  = IRQ_TC6393_MMC,
                 .end    = IRQ_TC6393_MMC,
                 .flags  = IORESOURCE_IRQ,
@@ -346,6 +337,50 @@ int tc6393xb_lcd_mode(struct platform_device *fb,
 }
 EXPORT_SYMBOL(tc6393xb_lcd_mode);
 
+static int tc6393xb_mmc_enable(struct platform_device *mmc)
+{
+        struct platform_device *dev = to_platform_device(mmc->dev.parent);
+        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+
+        tmio_core_mmc_enable(tc6393xb->scr + 0x200, 0,
+                tc6393xb_mmc_resources[0].start & 0xfffe);
+
+        return 0;
+}
+
+static int tc6393xb_mmc_resume(struct platform_device *mmc)
+{
+        struct platform_device *dev = to_platform_device(mmc->dev.parent);
+        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+
+        tmio_core_mmc_resume(tc6393xb->scr + 0x200, 0,
+                tc6393xb_mmc_resources[0].start & 0xfffe);
+
+        return 0;
+}
+
+static void tc6393xb_mmc_pwr(struct platform_device *mmc, int state)
+{
+        struct platform_device *dev = to_platform_device(mmc->dev.parent);
+        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+
+        tmio_core_mmc_pwr(tc6393xb->scr + 0x200, 0, state);
+}
+
+static void tc6393xb_mmc_clk_div(struct platform_device *mmc, int state)
+{
+        struct platform_device *dev = to_platform_device(mmc->dev.parent);
+        struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
+
+        tmio_core_mmc_clk_div(tc6393xb->scr + 0x200, 0, state);
+}
+
+static struct tmio_mmc_data tc6393xb_mmc_data = {
+        .hclk = 24000000,
+        .set_pwr = tc6393xb_mmc_pwr,
+        .set_clk_div = tc6393xb_mmc_clk_div,
+};
+
 static struct mfd_cell __devinitdata tc6393xb_cells[] = {
         [TC6393XB_CELL_NAND] = {
                 .name = "tmio-nand",
@@ -355,6 +390,8 @@ static struct mfd_cell __devinitdata tc6393xb_cells[] = {
         },
         [TC6393XB_CELL_MMC] = {
                 .name = "tmio-mmc",
+                .enable = tc6393xb_mmc_enable,
+                .resume = tc6393xb_mmc_resume,
                 .driver_data = &tc6393xb_mmc_data,
                 .num_resources = ARRAY_SIZE(tc6393xb_mmc_resources),
                 .resources = tc6393xb_mmc_resources,
@@ -836,3 +873,4 @@ MODULE_LICENSE("GPL v2");
 MODULE_AUTHOR("Ian Molton, Dmitry Baryshkov and Dirk Opfer");
 MODULE_DESCRIPTION("tc6393xb Toshiba Mobile IO Controller");
 MODULE_ALIAS("platform:tc6393xb");
+
diff --git a/drivers/mfd/tmio_core.c b/drivers/mfd/tmio_core.c
new file mode 100644
index 000000000000..eddc19ae464b
--- /dev/null
+++ b/drivers/mfd/tmio_core.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright(c) 2009 Ian Molton <spyro@f2s.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/mfd/tmio.h>
+
+int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base)
+{
+        /* Enable the MMC/SD Control registers */
+        sd_config_write16(cnf, shift, CNF_CMD, SDCREN);
+        sd_config_write32(cnf, shift, CNF_CTL_BASE, base & 0xfffe);
+
+        /* Disable SD power during suspend */
+        sd_config_write8(cnf, shift, CNF_PWR_CTL_3, 0x01);
+
+        /* The below is required but why? FIXME */
+        sd_config_write8(cnf, shift, CNF_STOP_CLK_CTL, 0x1f);
+
+        /* Power down SD bus */
+        sd_config_write8(cnf, shift, CNF_PWR_CTL_2, 0x00);
+
+        return 0;
+}
+EXPORT_SYMBOL(tmio_core_mmc_enable);
+
+int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base)
+{
+
+        /* Enable the MMC/SD Control registers */
+        sd_config_write16(cnf, shift, CNF_CMD, SDCREN);
+        sd_config_write32(cnf, shift, CNF_CTL_BASE, base & 0xfffe);
+
+        return 0;
+}
+EXPORT_SYMBOL(tmio_core_mmc_resume);
+
+void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state)
+{
+        sd_config_write8(cnf, shift, CNF_PWR_CTL_2, state ? 0x02 : 0x00);
+}
+EXPORT_SYMBOL(tmio_core_mmc_pwr);
+
+void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state)
+{
+        sd_config_write8(cnf, shift, CNF_SD_CLK_MODE, state ? 1 : 0);
+}
+EXPORT_SYMBOL(tmio_core_mmc_clk_div);
+
diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c
index 20d29bafc9f5..9df9a5ad38f9 100644
--- a/drivers/mfd/twl4030-irq.c
+++ b/drivers/mfd/twl4030-irq.c
@@ -568,12 +568,12 @@ static void twl4030_sih_do_edge(struct work_struct *work)
 
                 bytes[byte] &= ~(0x03 << off);
 
-                spin_lock_irq(&d->lock);
+                raw_spin_lock_irq(&d->lock);
                 if (d->status & IRQ_TYPE_EDGE_RISING)
                         bytes[byte] |= BIT(off + 1);
                 if (d->status & IRQ_TYPE_EDGE_FALLING)
                         bytes[byte] |= BIT(off + 0);
-                spin_unlock_irq(&d->lock);
+                raw_spin_unlock_irq(&d->lock);
 
                 edge_change &= ~BIT(i);
         }
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c
index 8485a7018060..9a970bd68775 100644
--- a/drivers/mfd/wm8350-core.c
+++ b/drivers/mfd/wm8350-core.c
@@ -134,8 +134,7 @@ static inline int is_reg_locked(struct wm8350 *wm8350, u8 reg)
             wm8350->reg_cache[WM8350_SECURITY] == WM8350_UNLOCK_KEY)
                 return 0;
 
-        if ((reg == WM8350_GPIO_CONFIGURATION_I_O) ||
-            (reg >= WM8350_GPIO_FUNCTION_SELECT_1 &&
+        if ((reg >= WM8350_GPIO_FUNCTION_SELECT_1 &&
              reg <= WM8350_GPIO_FUNCTION_SELECT_4) ||
             (reg >= WM8350_BATTERY_CHARGER_CONTROL_1 &&
              reg <= WM8350_BATTERY_CHARGER_CONTROL_3))
diff --git a/drivers/mfd/wm8350-irq.c b/drivers/mfd/wm8350-irq.c
index c8df547c4747..9025f29e2707 100644
--- a/drivers/mfd/wm8350-irq.c
+++ b/drivers/mfd/wm8350-irq.c
@@ -434,7 +434,7 @@ int wm8350_register_irq(struct wm8350 *wm8350, int irq,
                         irq_handler_t handler, unsigned long flags,
                         const char *name, void *data)
 {
-        if (irq < 0 || irq > WM8350_NUM_IRQ || !handler)
+        if (irq < 0 || irq >= WM8350_NUM_IRQ || !handler)
                 return -EINVAL;
 
         if (wm8350->irq[irq].handler)
@@ -453,7 +453,7 @@ EXPORT_SYMBOL_GPL(wm8350_register_irq);
 
 int wm8350_free_irq(struct wm8350 *wm8350, int irq)
 {
-        if (irq < 0 || irq > WM8350_NUM_IRQ)
+        if (irq < 0 || irq >= WM8350_NUM_IRQ)
                 return -EINVAL;
 
         wm8350_mask_irq(wm8350, irq);
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 85f0e8cd875b..1f552c6e7579 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -85,7 +85,14 @@ static void mmc_blk_put(struct mmc_blk_data *md)
         mutex_lock(&open_lock);
         md->usage--;
         if (md->usage == 0) {
+                int devmaj = MAJOR(disk_devt(md->disk));
                 int devidx = MINOR(disk_devt(md->disk)) >> MMC_SHIFT;
+
+                if (!devmaj)
+                        devidx = md->disk->first_minor >> MMC_SHIFT;
+
+                blk_cleanup_queue(md->queue.queue);
+
                 __clear_bit(devidx, dev_use);
 
                 put_disk(md->disk);
@@ -613,6 +620,7 @@ static int mmc_blk_probe(struct mmc_card *card)
         return 0;
 
  out:
+        mmc_cleanup_queue(&md->queue);
         mmc_blk_put(md);
 
         return err;
diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c
index 49e582356c65..c5a7a855f4b1 100644
--- a/drivers/mmc/card/queue.c
+++ b/drivers/mmc/card/queue.c
@@ -90,9 +90,10 @@ static void mmc_request(struct request_queue *q)
         struct request *req;
 
         if (!mq) {
-                printk(KERN_ERR "MMC: killing requests for dead queue\n");
-                while ((req = blk_fetch_request(q)) != NULL)
+                while ((req = blk_fetch_request(q)) != NULL) {
+                        req->cmd_flags |= REQ_QUIET;
                         __blk_end_request_all(req, -EIO);
+                }
                 return;
         }
 
@@ -223,17 +224,18 @@ void mmc_cleanup_queue(struct mmc_queue *mq)
         struct request_queue *q = mq->queue;
         unsigned long flags;
 
-        /* Mark that we should start throwing out stragglers */
-        spin_lock_irqsave(q->queue_lock, flags);
-        q->queuedata = NULL;
-        spin_unlock_irqrestore(q->queue_lock, flags);
-
         /* Make sure the queue isn't suspended, as that will deadlock */
         mmc_queue_resume(mq);
 
         /* Then terminate our worker thread */
         kthread_stop(mq->thread);
 
+        /* Empty the queue */
+        spin_lock_irqsave(q->queue_lock, flags);
+        q->queuedata = NULL;
+        blk_start_queue(q);
+        spin_unlock_irqrestore(q->queue_lock, flags);
+
         if (mq->bounce_sg)
                 kfree(mq->bounce_sg);
         mq->bounce_sg = NULL;
@@ -245,8 +247,6 @@ void mmc_cleanup_queue(struct mmc_queue *mq)
                 kfree(mq->bounce_buf);
         mq->bounce_buf = NULL;
 
-        blk_cleanup_queue(mq->queue);
-
         mq->card = NULL;
 }
 EXPORT_SYMBOL(mmc_cleanup_queue);
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index c11189446a1f..0eac6c814904 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -207,7 +207,7 @@ static int mmc_read_ext_csd(struct mmc_card *card)
         }
 
         card->ext_csd.rev = ext_csd[EXT_CSD_REV];
-        if (card->ext_csd.rev > 3) {
+        if (card->ext_csd.rev > 5) {
                 printk(KERN_ERR "%s: unrecognised EXT_CSD structure "
                         "version %d\n", mmc_hostname(card->host),
                         card->ext_csd.rev);
diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c
index 7cccc8523747..e22c3fa3516a 100644
--- a/drivers/mmc/host/tmio_mmc.c
+++ b/drivers/mmc/host/tmio_mmc.c
@@ -46,7 +46,9 @@ static void tmio_mmc_set_clock(struct tmio_mmc_host *host, int new_clock)
                 clk |= 0x100;
         }
 
-        sd_config_write8(host, CNF_SD_CLK_MODE, clk >> 22);
+        if (host->set_clk_div)
+                host->set_clk_div(host->pdev, (clk>>22) & 1);
+
         sd_ctrl_write16(host, CTL_SD_CARD_CLK_CTL, clk & 0x1ff);
 }
 
@@ -427,12 +429,13 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
         /* Power sequence - OFF -> ON -> UP */
         switch (ios->power_mode) {
         case MMC_POWER_OFF: /* power down SD bus */
-                sd_config_write8(host, CNF_PWR_CTL_2, 0x00);
+                if (host->set_pwr)
+                        host->set_pwr(host->pdev, 0);
                 tmio_mmc_clk_stop(host);
                 break;
         case MMC_POWER_ON: /* power up SD bus */
-
-                sd_config_write8(host, CNF_PWR_CTL_2, 0x02);
+                if (host->set_pwr)
+                        host->set_pwr(host->pdev, 1);
                 break;
         case MMC_POWER_UP: /* start bus clock */
                 tmio_mmc_clk_start(host);
@@ -485,21 +488,15 @@ static int tmio_mmc_resume(struct platform_device *dev)
 {
         struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
         struct mmc_host *mmc = platform_get_drvdata(dev);
-        struct tmio_mmc_host *host = mmc_priv(mmc);
         int ret = 0;
 
         /* Tell the MFD core we are ready to be enabled */
-        if (cell->enable) {
-                ret = cell->enable(dev);
+        if (cell->resume) {
+                ret = cell->resume(dev);
                 if (ret)
                         goto out;
         }
 
-        /* Enable the MMC/SD Control registers */
-        sd_config_write16(host, CNF_CMD, SDCREN);
-        sd_config_write32(host, CNF_CTL_BASE,
-                (dev->resource[0].start >> host->bus_shift) & 0xfffe);
-
         mmc_resume_host(mmc);
 
 out:
@@ -514,17 +511,16 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
 {
         struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
         struct tmio_mmc_data *pdata;
-        struct resource *res_ctl, *res_cnf;
+        struct resource *res_ctl;
         struct tmio_mmc_host *host;
         struct mmc_host *mmc;
         int ret = -EINVAL;
 
-        if (dev->num_resources != 3)
+        if (dev->num_resources != 2)
                 goto out;
 
         res_ctl = platform_get_resource(dev, IORESOURCE_MEM, 0);
-        res_cnf = platform_get_resource(dev, IORESOURCE_MEM, 1);
-        if (!res_ctl || !res_cnf)
+        if (!res_ctl)
                 goto out;
 
         pdata = cell->driver_data;
@@ -539,8 +535,12 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
 
         host = mmc_priv(mmc);
         host->mmc = mmc;
+        host->pdev = dev;
         platform_set_drvdata(dev, mmc);
 
+        host->set_pwr = pdata->set_pwr;
+        host->set_clk_div = pdata->set_clk_div;
+
         /* SD control register space size is 0x200, 0x400 for bus_shift=1 */
         host->bus_shift = resource_size(res_ctl) >> 10;
 
@@ -548,10 +548,6 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
         if (!host->ctl)
                 goto host_free;
 
-        host->cnf = ioremap(res_cnf->start, resource_size(res_cnf));
-        if (!host->cnf)
-                goto unmap_ctl;
-
         mmc->ops = &tmio_mmc_ops;
         mmc->caps = MMC_CAP_4_BIT_DATA;
         mmc->f_max = pdata->hclk;
@@ -562,23 +558,9 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
         if (cell->enable) {
                 ret = cell->enable(dev);
                 if (ret)
-                        goto unmap_cnf;
+                        goto unmap_ctl;
         }
 
-        /* Enable the MMC/SD Control registers */
-        sd_config_write16(host, CNF_CMD, SDCREN);
-        sd_config_write32(host, CNF_CTL_BASE,
-                (dev->resource[0].start >> host->bus_shift) & 0xfffe);
-
-        /* Disable SD power during suspend */
-        sd_config_write8(host, CNF_PWR_CTL_3, 0x01);
-
-        /* The below is required but why? FIXME */
-        sd_config_write8(host, CNF_STOP_CLK_CTL, 0x1f);
-
-        /* Power down SD bus*/
-        sd_config_write8(host, CNF_PWR_CTL_2, 0x00);
-
         tmio_mmc_clk_stop(host);
         reset(host);
 
@@ -586,14 +568,14 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
         if (ret >= 0)
                 host->irq = ret;
         else
-                goto unmap_cnf;
+                goto unmap_ctl;
 
         disable_mmc_irqs(host, TMIO_MASK_ALL);
 
         ret = request_irq(host->irq, tmio_mmc_irq, IRQF_DISABLED |
                 IRQF_TRIGGER_FALLING, dev_name(&dev->dev), host);
         if (ret)
-                goto unmap_cnf;
+                goto unmap_ctl;
 
         mmc_add_host(mmc);
 
@@ -605,8 +587,6 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
 
         return 0;
 
-unmap_cnf:
-        iounmap(host->cnf);
 unmap_ctl:
         iounmap(host->ctl);
 host_free:
@@ -626,7 +606,6 @@ static int __devexit tmio_mmc_remove(struct platform_device *dev)
                 mmc_remove_host(mmc);
                 free_irq(host->irq, host);
                 iounmap(host->ctl);
-                iounmap(host->cnf);
                 mmc_free_host(mmc);
         }
 
diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index 9fa998594974..692dc23363b9 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -11,26 +11,6 @@
 
 #include <linux/highmem.h>
 
-#define CNF_CMD     0x04
-#define CNF_CTL_BASE   0x10
-#define CNF_INT_PIN  0x3d
-#define CNF_STOP_CLK_CTL 0x40
-#define CNF_GCLK_CTL 0x41
-#define CNF_SD_CLK_MODE 0x42
-#define CNF_PIN_STATUS 0x44
-#define CNF_PWR_CTL_1 0x48
-#define CNF_PWR_CTL_2 0x49
-#define CNF_PWR_CTL_3 0x4a
-#define CNF_CARD_DETECT_MODE 0x4c
-#define CNF_SD_SLOT 0x50
-#define CNF_EXT_GCLK_CTL_1 0xf0
-#define CNF_EXT_GCLK_CTL_2 0xf1
-#define CNF_EXT_GCLK_CTL_3 0xf9
-#define CNF_SD_LED_EN_1 0xfa
-#define CNF_SD_LED_EN_2 0xfe
-
-#define   SDCREN 0x2   /* Enable access to MMC CTL regs. (flag in COMMAND_REG)*/
-
 #define CTL_SD_CMD 0x00
 #define CTL_ARG_REG 0x04
 #define CTL_STOP_INTERNAL_ACTION 0x08
@@ -110,7 +90,6 @@
 
 
 struct tmio_mmc_host {
-        void __iomem *cnf;
         void __iomem *ctl;
         unsigned long bus_shift;
         struct mmc_command      *cmd;
@@ -119,10 +98,16 @@ struct tmio_mmc_host {
         struct mmc_host         *mmc;
         int                     irq;
 
+        /* Callbacks for clock / power control */
+        void (*set_pwr)(struct platform_device *host, int state);
+        void (*set_clk_div)(struct platform_device *host, int state);
+
         /* pio related stuff */
         struct scatterlist      *sg_ptr;
         unsigned int            sg_len;
         unsigned int            sg_off;
+
+        struct platform_device *pdev;
 };
 
 #include <linux/io.h>
@@ -163,25 +148,6 @@ static inline void sd_ctrl_write32(struct tmio_mmc_host *host, int addr,
         writew(val >> 16, host->ctl + ((addr + 2) << host->bus_shift));
 }
 
-static inline void sd_config_write8(struct tmio_mmc_host *host, int addr,
-                u8 val)
-{
-        writeb(val, host->cnf + (addr << host->bus_shift));
-}
-
-static inline void sd_config_write16(struct tmio_mmc_host *host, int addr,
-                u16 val)
-{
-        writew(val, host->cnf + (addr << host->bus_shift));
-}
-
-static inline void sd_config_write32(struct tmio_mmc_host *host, int addr,
-                u32 val)
-{
-        writew(val, host->cnf + (addr << host->bus_shift));
-        writew(val >> 16, host->cnf + ((addr + 2) << host->bus_shift));
-}
-
 #include <linux/scatterlist.h>
 #include <linux/blkdev.h>
 
diff --git a/drivers/net/arm/Kconfig b/drivers/net/arm/Kconfig
index c37ee9e6b67b..39e1c0d39476 100644
--- a/drivers/net/arm/Kconfig
+++ b/drivers/net/arm/Kconfig
@@ -68,6 +68,7 @@ config W90P910_ETH
         tristate "Nuvoton w90p910 Ethernet support"
         depends on ARM && ARCH_W90X900
         select PHYLIB
+        select MII
         help
           Say Y here if you want to use built-in Ethernet ports
           on w90p910 processor.
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 3a1f7902c16d..33ab8c7f14fe 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -910,7 +910,7 @@ static inline struct page *be_alloc_pages(u32 size)
 static void be_post_rx_frags(struct be_adapter *adapter)
 {
         struct be_rx_page_info *page_info_tbl = adapter->rx_obj.page_info_tbl;
-        struct be_rx_page_info *page_info = NULL;
+        struct be_rx_page_info *page_info = NULL, *prev_page_info = NULL;
         struct be_queue_info *rxq = &adapter->rx_obj.q;
         struct page *pagep = NULL;
         struct be_eth_rx_d *rxd;
@@ -941,7 +941,6 @@ static void be_post_rx_frags(struct be_adapter *adapter)
                 rxd = queue_head_node(rxq);
                 rxd->fragpa_lo = cpu_to_le32(frag_dmaaddr & 0xFFFFFFFF);
                 rxd->fragpa_hi = cpu_to_le32(upper_32_bits(frag_dmaaddr));
-                queue_head_inc(rxq);
 
                 /* Any space left in the current big page for another frag? */
                 if ((page_offset + rx_frag_size + rx_frag_size) >
@@ -949,10 +948,13 @@ static void be_post_rx_frags(struct be_adapter *adapter)
                         pagep = NULL;
                         page_info->last_page_user = true;
                 }
+
+                prev_page_info = page_info;
+                queue_head_inc(rxq);
                 page_info = &page_info_tbl[rxq->head];
         }
         if (pagep)
-                page_info->last_page_user = true;
+                prev_page_info->last_page_user = true;
 
         if (posted) {
                 atomic_add(posted, &rxq->used);
diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c
index 8ffea3990d07..0b23bc4f56c6 100644
--- a/drivers/net/bfin_mac.c
+++ b/drivers/net/bfin_mac.c
@@ -33,6 +33,7 @@
 #include <asm/dma.h>
 #include <linux/dma-mapping.h>
 
+#include <asm/dpmc.h>
 #include <asm/blackfin.h>
 #include <asm/cacheflush.h>
 #include <asm/portmux.h>
@@ -386,8 +387,8 @@ static int mii_probe(struct net_device *dev)
         u32 sclk, mdc_div;
 
         /* Enable PHY output early */
-        if (!(bfin_read_VR_CTL() & PHYCLKOE))
-                bfin_write_VR_CTL(bfin_read_VR_CTL() | PHYCLKOE);
+        if (!(bfin_read_VR_CTL() & CLKBUFOE))
+                bfin_write_VR_CTL(bfin_read_VR_CTL() | CLKBUFOE);
 
         sclk = get_sclk();
         mdc_div = ((sclk / MDC_CLK) / 2) - 1;
diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h
index 2a567df3ea71..e8932db7ee77 100644
--- a/drivers/net/e1000/e1000.h
+++ b/drivers/net/e1000/e1000.h
@@ -326,6 +326,8 @@ struct e1000_adapter {
         /* for ioport free */
         int bars;
         int need_ioport;
+
+        bool discarding;
 };
 
 enum e1000_state_t {
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 9ec7480be1d8..87f575ca427d 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -2802,13 +2802,13 @@ static int e1000_tx_map(struct e1000_adapter *adapter,
 dma_error:
         dev_err(&pdev->dev, "TX DMA map failed\n");
         buffer_info->dma = 0;
-        count--;
-
-        while (count >= 0) {
+        if (count)
                 count--;
-                i--;
-                if (i < 0)
+
+        while (count--) {
+                if (i==0)
                         i += tx_ring->count;
+                i--;
                 buffer_info = &tx_ring->buffer_info[i];
                 e1000_unmap_and_free_tx_resource(adapter, buffer_info);
         }
@@ -3850,13 +3850,22 @@ static bool e1000_clean_rx_irq(struct e1000_adapter *adapter,
 
                 length = le16_to_cpu(rx_desc->length);
                 /* !EOP means multiple descriptors were used to store a single
-                 * packet, also make sure the frame isn't just CRC only */
-                if (unlikely(!(status & E1000_RXD_STAT_EOP) || (length <= 4))) {
+                 * packet, if thats the case we need to toss it.  In fact, we
+                 * to toss every packet with the EOP bit clear and the next
+                 * frame that _does_ have the EOP bit set, as it is by
+                 * definition only a frame fragment
+                 */
+                if (unlikely(!(status & E1000_RXD_STAT_EOP)))
+                        adapter->discarding = true;
+
+                if (adapter->discarding) {
                         /* All receives must fit into a single buffer */
                         E1000_DBG("%s: Receive packet consumed multiple"
                                   " buffers\n", netdev->name);
                         /* recycle */
                         buffer_info->skb = skb;
+                        if (status & E1000_RXD_STAT_EOP)
+                                adapter->discarding = false;
                         goto next_desc;
                 }
 
diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index aec378e7441d..318bdb28a7cd 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -421,6 +421,7 @@ struct e1000_info {
 /* CRC Stripping defines */
 #define FLAG2_CRC_STRIPPING               (1 << 0)
 #define FLAG2_HAS_PHY_WAKEUP              (1 << 1)
+#define FLAG2_IS_DISCARDING               (1 << 2)
 
 #define E1000_RX_DESC_PS(R, i)      \
         (&(((union e1000_rx_desc_packet_split *)((R).desc))[i]))
@@ -583,7 +584,6 @@ extern s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset,
 extern s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data);
 extern s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset,
                                          u16 data);
-extern s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw, bool slow);
 extern s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw);
 extern s32 e1000_copper_link_setup_82577(struct e1000_hw *hw);
 extern s32 e1000_check_polarity_82577(struct e1000_hw *hw);
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c
index 061cd100aac2..54d03a0ce3ce 100644
--- a/drivers/net/e1000e/ich8lan.c
+++ b/drivers/net/e1000e/ich8lan.c
@@ -138,6 +138,10 @@
 #define E1000_NVM_K1_CONFIG 0x1B /* NVM K1 Config Word */
 #define E1000_NVM_K1_ENABLE 0x1  /* NVM Enable K1 bit */
 
+/* KMRN Mode Control */
+#define HV_KMRN_MODE_CTRL      PHY_REG(769, 16)
+#define HV_KMRN_MDIO_SLOW      0x0400
+
 /* ICH GbE Flash Hardware Sequencing Flash Status Register bit breakdown */
 /* Offset 04h HSFSTS */
 union ich8_hws_flash_status {
@@ -219,6 +223,7 @@ static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active);
 static void e1000_power_down_phy_copper_ich8lan(struct e1000_hw *hw);
 static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw);
 static s32  e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link);
+static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw);
 
 static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg)
 {
@@ -270,7 +275,21 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
         phy->autoneg_mask             = AUTONEG_ADVERTISE_SPEED_DEFAULT;
 
         phy->id = e1000_phy_unknown;
-        e1000e_get_phy_id(hw);
+        ret_val = e1000e_get_phy_id(hw);
+        if (ret_val)
+                goto out;
+        if ((phy->id == 0) || (phy->id == PHY_REVISION_MASK)) {
+                /*
+                 * In case the PHY needs to be in mdio slow mode (eg. 82577),
+                 * set slow mode and try to get the PHY id again.
+                 */
+                ret_val = e1000_set_mdio_slow_mode_hv(hw);
+                if (ret_val)
+                        goto out;
+                ret_val = e1000e_get_phy_id(hw);
+                if (ret_val)
+                        goto out;
+        }
         phy->type = e1000e_get_phy_type_from_id(phy->id);
 
         switch (phy->type) {
@@ -292,6 +311,7 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
                 break;
         }
 
+out:
         return ret_val;
 }
 
@@ -1076,16 +1096,44 @@ out:
 
 
 /**
+ *  e1000_set_mdio_slow_mode_hv - Set slow MDIO access mode
+ *  @hw:   pointer to the HW structure
+ **/
+static s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw)
+{
+        s32 ret_val;
+        u16 data;
+
+        ret_val = e1e_rphy(hw, HV_KMRN_MODE_CTRL, &data);
+        if (ret_val)
+                return ret_val;
+
+        data |= HV_KMRN_MDIO_SLOW;
+
+        ret_val = e1e_wphy(hw, HV_KMRN_MODE_CTRL, data);
+
+        return ret_val;
+}
+
+/**
  *  e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be
  *  done after every PHY reset.
  **/
 static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
 {
         s32 ret_val = 0;
+        u16 phy_data;
 
         if (hw->mac.type != e1000_pchlan)
                 return ret_val;
 
+        /* Set MDIO slow mode before any other MDIO access */
+        if (hw->phy.type == e1000_phy_82577) {
+                ret_val = e1000_set_mdio_slow_mode_hv(hw);
+                if (ret_val)
+                        goto out;
+        }
+
         if (((hw->phy.type == e1000_phy_82577) &&
              ((hw->phy.revision == 1) || (hw->phy.revision == 2))) ||
             ((hw->phy.type == e1000_phy_82578) && (hw->phy.revision == 1))) {
@@ -1118,16 +1166,32 @@ static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
 
         hw->phy.addr = 1;
         ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
+        hw->phy.ops.release(hw);
         if (ret_val)
                 goto out;
-        hw->phy.ops.release(hw);
 
         /*
          * Configure the K1 Si workaround during phy reset assuming there is
          * link so that it disables K1 if link is in 1Gbps.
          */
         ret_val = e1000_k1_gig_workaround_hv(hw, true);
+        if (ret_val)
+                goto out;
 
+        /* Workaround for link disconnects on a busy hub in half duplex */
+        ret_val = hw->phy.ops.acquire(hw);
+        if (ret_val)
+                goto out;
+        ret_val = hw->phy.ops.read_reg_locked(hw,
+                                              PHY_REG(BM_PORT_CTRL_PAGE, 17),
+                                              &phy_data);
+        if (ret_val)
+                goto release;
+        ret_val = hw->phy.ops.write_reg_locked(hw,
+                                               PHY_REG(BM_PORT_CTRL_PAGE, 17),
+                                               phy_data & 0x00FF);
+release:
+        hw->phy.ops.release(hw);
 out:
         return ret_val;
 }
@@ -1184,6 +1248,7 @@ static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
         /* Allow time for h/w to get to a quiescent state after reset */
         mdelay(10);
 
+        /* Perform any necessary post-reset workarounds */
         if (hw->mac.type == e1000_pchlan) {
                 ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
                 if (ret_val)
@@ -2484,6 +2549,10 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
         if (!ret_val)
                 e1000_release_swflag_ich8lan(hw);
 
+        /* Perform any necessary post-reset workarounds */
+        if (hw->mac.type == e1000_pchlan)
+                ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
+
         if (ctrl & E1000_CTRL_PHY_RST)
                 ret_val = hw->phy.ops.get_cfg_done(hw);
 
@@ -2528,9 +2597,6 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
         kab |= E1000_KABGTXD_BGSQLBIAS;
         ew32(KABGTXD, kab);
 
-        if (hw->mac.type == e1000_pchlan)
-                ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
-
 out:
         return ret_val;
 }
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 3d57ca5482f4..5d7a760194d4 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -450,13 +450,23 @@ static bool e1000_clean_rx_irq(struct e1000_adapter *adapter,
 
                 length = le16_to_cpu(rx_desc->length);
 
-                /* !EOP means multiple descriptors were used to store a single
-                 * packet, also make sure the frame isn't just CRC only */
-                if (!(status & E1000_RXD_STAT_EOP) || (length <= 4)) {
+                /*
+                 * !EOP means multiple descriptors were used to store a single
+                 * packet, if that's the case we need to toss it.  In fact, we
+                 * need to toss every packet with the EOP bit clear and the
+                 * next frame that _does_ have the EOP bit set, as it is by
+                 * definition only a frame fragment
+                 */
+                if (unlikely(!(status & E1000_RXD_STAT_EOP)))
+                        adapter->flags2 |= FLAG2_IS_DISCARDING;
+
+                if (adapter->flags2 & FLAG2_IS_DISCARDING) {
                         /* All receives must fit into a single buffer */
                         e_dbg("Receive packet consumed multiple buffers\n");
                         /* recycle */
                         buffer_info->skb = skb;
+                        if (status & E1000_RXD_STAT_EOP)
+                                adapter->flags2 &= ~FLAG2_IS_DISCARDING;
                         goto next_desc;
                 }
 
@@ -745,10 +755,16 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
                                  PCI_DMA_FROMDEVICE);
                 buffer_info->dma = 0;
 
-                if (!(staterr & E1000_RXD_STAT_EOP)) {
+                /* see !EOP comment in other rx routine */
+                if (!(staterr & E1000_RXD_STAT_EOP))
+                        adapter->flags2 |= FLAG2_IS_DISCARDING;
+
+                if (adapter->flags2 & FLAG2_IS_DISCARDING) {
                         e_dbg("Packet Split buffers didn't pick up the full "
                               "packet\n");
                         dev_kfree_skb_irq(skb);
+                        if (staterr & E1000_RXD_STAT_EOP)
+                                adapter->flags2 &= ~FLAG2_IS_DISCARDING;
                         goto next_desc;
                 }
 
@@ -1118,6 +1134,7 @@ static void e1000_clean_rx_ring(struct e1000_adapter *adapter)
 
         rx_ring->next_to_clean = 0;
         rx_ring->next_to_use = 0;
+        adapter->flags2 &= ~FLAG2_IS_DISCARDING;
 
         writel(0, adapter->hw.hw_addr + rx_ring->head);
         writel(0, adapter->hw.hw_addr + rx_ring->tail);
@@ -3952,13 +3969,13 @@ static int e1000_tx_map(struct e1000_adapter *adapter,
 dma_error:
         dev_err(&pdev->dev, "TX DMA map failed\n");
         buffer_info->dma = 0;
-        count--;
-
-        while (count >= 0) {
+        if (count)
                 count--;
-                i--;
-                if (i < 0)
+
+        while (count--) {
+                if (i==0)
                         i += tx_ring->count;
+                i--;
                 buffer_info = &tx_ring->buffer_info[i];
                 e1000_put_txbuf(adapter, buffer_info);;
         }
diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c
index 55a2c0acfee7..7f3ceb9dad6a 100644
--- a/drivers/net/e1000e/phy.c
+++ b/drivers/net/e1000e/phy.c
@@ -152,32 +152,9 @@ s32 e1000e_get_phy_id(struct e1000_hw *hw)
                 if (phy->id != 0 && phy->id != PHY_REVISION_MASK)
                         goto out;
 
-                /*
-                 * If the PHY ID is still unknown, we may have an 82577
-                 * without link.  We will try again after setting Slow MDIC
-                 * mode. No harm in trying again in this case since the PHY
-                 * ID is unknown at this point anyway.
-                 */
-                ret_val = phy->ops.acquire(hw);
-                if (ret_val)
-                        goto out;
-                ret_val = e1000_set_mdio_slow_mode_hv(hw, true);
-                if (ret_val)
-                        goto out;
-                phy->ops.release(hw);
-
                 retry_count++;
         }
 out:
-        /* Revert to MDIO fast mode, if applicable */
-        if (retry_count) {
-                ret_val = phy->ops.acquire(hw);
-                if (ret_val)
-                        return ret_val;
-                ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
-                phy->ops.release(hw);
-        }
-
         return ret_val;
 }
 
@@ -2791,38 +2768,6 @@ static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active)
 }
 
 /**
- *  e1000_set_mdio_slow_mode_hv - Set slow MDIO access mode
- *  @hw:   pointer to the HW structure
- *  @slow: true for slow mode, false for normal mode
- *
- *  Assumes semaphore already acquired.
- **/
-s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw, bool slow)
-{
-        s32 ret_val = 0;
-        u16 data = 0;
-
-        /* Set MDIO mode - page 769, register 16: 0x2580==slow, 0x2180==fast */
-        hw->phy.addr = 1;
-        ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
-                                         (BM_PORT_CTRL_PAGE << IGP_PAGE_SHIFT));
-        if (ret_val)
-                goto out;
-
-        ret_val = e1000e_write_phy_reg_mdic(hw, BM_CS_CTRL1,
-                                           (0x2180 | (slow << 10)));
-        if (ret_val)
-                goto out;
-
-        /* dummy read when reverting to fast mode - throw away result */
-        if (!slow)
-                ret_val = e1000e_read_phy_reg_mdic(hw, BM_CS_CTRL1, &data);
-
-out:
-        return ret_val;
-}
-
-/**
  *  __e1000_read_phy_reg_hv -  Read HV PHY register
  *  @hw: pointer to the HW structure
  *  @offset: register offset to be read
@@ -2839,7 +2784,6 @@ static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
         s32 ret_val;
         u16 page = BM_PHY_REG_PAGE(offset);
         u16 reg = BM_PHY_REG_NUM(offset);
-        bool in_slow_mode = false;
 
         if (!locked) {
                 ret_val = hw->phy.ops.acquire(hw);
@@ -2847,16 +2791,6 @@ static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
                         return ret_val;
         }
 
-        /* Workaround failure in MDIO access while cable is disconnected */
-        if ((hw->phy.type == e1000_phy_82577) &&
-            !(er32(STATUS) & E1000_STATUS_LU)) {
-                ret_val = e1000_set_mdio_slow_mode_hv(hw, true);
-                if (ret_val)
-                        goto out;
-
-                in_slow_mode = true;
-        }
-
         /* Page 800 works differently than the rest so it has its own func */
         if (page == BM_WUC_PAGE) {
                 ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset,
@@ -2893,10 +2827,6 @@ static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
         ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
                                           data);
 out:
-        /* Revert to MDIO fast mode, if applicable */
-        if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
-                ret_val |= e1000_set_mdio_slow_mode_hv(hw, false);
-
         if (!locked)
                 hw->phy.ops.release(hw);
 
@@ -2948,7 +2878,6 @@ static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
         s32 ret_val;
         u16 page = BM_PHY_REG_PAGE(offset);
         u16 reg = BM_PHY_REG_NUM(offset);
-        bool in_slow_mode = false;
 
         if (!locked) {
                 ret_val = hw->phy.ops.acquire(hw);
@@ -2956,16 +2885,6 @@ static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
                         return ret_val;
         }
 
-        /* Workaround failure in MDIO access while cable is disconnected */
-        if ((hw->phy.type == e1000_phy_82577) &&
-            !(er32(STATUS) & E1000_STATUS_LU)) {
-                ret_val = e1000_set_mdio_slow_mode_hv(hw, true);
-                if (ret_val)
-                        goto out;
-
-                in_slow_mode = true;
-        }
-
         /* Page 800 works differently than the rest so it has its own func */
         if (page == BM_WUC_PAGE) {
                 ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset,
@@ -3019,10 +2938,6 @@ static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
                                           data);
 
 out:
-        /* Revert to MDIO fast mode, if applicable */
-        if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
-                ret_val |= e1000_set_mdio_slow_mode_hv(hw, false);
-
         if (!locked)
                 hw->phy.ops.release(hw);
 
diff --git a/drivers/net/igbvf/netdev.c b/drivers/net/igbvf/netdev.c
index a6c39209f66f..375194f4b97e 100644
--- a/drivers/net/igbvf/netdev.c
+++ b/drivers/net/igbvf/netdev.c
@@ -2163,14 +2163,14 @@ dma_error:
         buffer_info->length = 0;
         buffer_info->next_to_watch = 0;
         buffer_info->mapped_as_page = false;
-        count--;
+        if (count)
+                count--;
 
         /* clear timestamp and dma mappings for remaining portion of packet */
-        while (count >= 0) {
-                count--;
-                i--;
-                if (i < 0)
+        while (count--) {
+                if (i==0)
                         i += tx_ring->count;
+                i--;
                 buffer_info = &tx_ring->buffer_info[i];
                 igbvf_put_txbuf(adapter, buffer_info);
         }
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index 6c2d9366fe5e..c56ea69762cd 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -1363,13 +1363,13 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb,
 dma_error:
         dev_err(&pdev->dev, "TX DMA map failed\n");
         buffer_info->dma = 0;
-        count--;
-
-        while (count >= 0) {
+        if (count)
                 count--;
-                i--;
-                if (i < 0)
+
+        while (count--) {
+                if (i==0)
                         i += tx_ring->count;
+                i--;
                 buffer_info = &tx_ring->buffer_info[i];
                 ixgb_unmap_and_free_tx_resource(adapter, buffer_info);
         }
diff --git a/drivers/net/ixgbe/Makefile b/drivers/net/ixgbe/Makefile
index 1dd867df2967..8f81efb49169 100644
--- a/drivers/net/ixgbe/Makefile
+++ b/drivers/net/ixgbe/Makefile
@@ -1,7 +1,7 @@
 ################################################################################
 #
 # Intel 10 Gigabit PCI Express Linux driver
-# Copyright(c) 1999 - 2009 Intel Corporation.
+# Copyright(c) 1999 - 2010 Intel Corporation.
 #
 # This program is free software; you can redistribute it and/or modify it
 # under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h
index ed735857695c..db64f139f173 100644
--- a/drivers/net/ixgbe/ixgbe.h
+++ b/drivers/net/ixgbe/ixgbe.h
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c
index 204177d78cec..3103f4165311 100644
--- a/drivers/net/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ixgbe/ixgbe_82598.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c
index 9ec296cf4c40..c92b5b8b3181 100644
--- a/drivers/net/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ixgbe/ixgbe_82599.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c
index 1cedb9af63dc..276c2aaa800b 100644
--- a/drivers/net/ixgbe/ixgbe_common.c
+++ b/drivers/net/ixgbe/ixgbe_common.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_common.h b/drivers/net/ixgbe/ixgbe_common.h
index 27f3214bed2e..dfff0ffaa502 100644
--- a/drivers/net/ixgbe/ixgbe_common.h
+++ b/drivers/net/ixgbe/ixgbe_common.h
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_dcb.c b/drivers/net/ixgbe/ixgbe_dcb.c
index a1562287342f..9aea4f04bbd2 100644
--- a/drivers/net/ixgbe/ixgbe_dcb.c
+++ b/drivers/net/ixgbe/ixgbe_dcb.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_dcb.h b/drivers/net/ixgbe/ixgbe_dcb.h
index 64a9fa15c059..5caafd4afbc3 100644
--- a/drivers/net/ixgbe/ixgbe_dcb.h
+++ b/drivers/net/ixgbe/ixgbe_dcb.h
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82598.c b/drivers/net/ixgbe/ixgbe_dcb_82598.c
index f30263898ebc..f0e9279d4669 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_82598.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_82598.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82598.h b/drivers/net/ixgbe/ixgbe_dcb_82598.h
index ebbe53c352a7..cc728fa092e2 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_82598.h
+++ b/drivers/net/ixgbe/ixgbe_dcb_82598.h
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82599.c b/drivers/net/ixgbe/ixgbe_dcb_82599.c
index ec8a252636d3..4f7a26ab411e 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_82599.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_82599.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82599.h b/drivers/net/ixgbe/ixgbe_dcb_82599.h
index 9e5e2827e4af..0f3f791e1e1d 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_82599.h
+++ b/drivers/net/ixgbe/ixgbe_dcb_82599.h
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c
index 3c7a79a7d7c6..56f37f66b696 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_nl.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index a0107b5a28e7..1525c86cbccf 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c
index da32a108a7b4..e9a20c88c155 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ixgbe/ixgbe_fcoe.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.h b/drivers/net/ixgbe/ixgbe_fcoe.h
index de8ff53187da..abf4b2b3f252 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.h
+++ b/drivers/net/ixgbe/ixgbe_fcoe.h
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 81971ed607eb..c46252520d7a 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
@@ -53,7 +53,7 @@ static const char ixgbe_driver_string[] =
 
 #define DRV_VERSION "2.0.44-k2"
 const char ixgbe_driver_version[] = DRV_VERSION;
-static char ixgbe_copyright[] = "Copyright (c) 1999-2009 Intel Corporation.";
+static char ixgbe_copyright[] = "Copyright (c) 1999-2010 Intel Corporation.";
 
 static const struct ixgbe_info *ixgbe_info_tbl[] = {
         [board_82598] = &ixgbe_82598_info,
@@ -5352,14 +5352,14 @@ dma_error:
         tx_buffer_info->dma = 0;
         tx_buffer_info->time_stamp = 0;
         tx_buffer_info->next_to_watch = 0;
-        count--;
+        if (count)
+                count--;
 
         /* clear timestamp and dma mappings for remaining portion of packet */
-        while (count >= 0) {
-                count--;
-                i--;
-                if (i < 0)
+        while (count--) {
+                if (i==0)
                         i += tx_ring->count;
+                i--;
                 tx_buffer_info = &tx_ring->tx_buffer_info[i];
                 ixgbe_unmap_and_free_tx_resource(adapter, tx_buffer_info);
         }
@@ -5762,6 +5762,10 @@ static void ixgbe_netpoll(struct net_device *netdev)
         struct ixgbe_adapter *adapter = netdev_priv(netdev);
         int i;
 
+        /* if interface is down do nothing */
+        if (test_bit(__IXGBE_DOWN, &adapter->state))
+                return;
+
         adapter->flags |= IXGBE_FLAG_IN_NETPOLL;
         if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) {
                 int num_q_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
diff --git a/drivers/net/ixgbe/ixgbe_phy.c b/drivers/net/ixgbe/ixgbe_phy.c
index 9ecad17522c3..1c1efd386956 100644
--- a/drivers/net/ixgbe/ixgbe_phy.c
+++ b/drivers/net/ixgbe/ixgbe_phy.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_phy.h b/drivers/net/ixgbe/ixgbe_phy.h
index 9b700f5bf1ed..9cf5f3b4cc5d 100644
--- a/drivers/net/ixgbe/ixgbe_phy.h
+++ b/drivers/net/ixgbe/ixgbe_phy.h
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h
index ec8ad182e2f5..b4caa7011a2b 100644
--- a/drivers/net/ixgbe/ixgbe_type.h
+++ b/drivers/net/ixgbe/ixgbe_type.h
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2009 Intel Corporation.
+  Copyright(c) 1999 - 2010 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 58f7f979cd2b..8f6e816a7395 100644
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -1174,7 +1174,7 @@ static int __mlx4_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
         return 0;
 
 err_port:
-        for (port = 1; port <= dev->caps.num_ports; port++)
+        for (--port; port >= 1; --port)
                 mlx4_cleanup_port_info(&priv->port[port]);
 
         mlx4_cleanup_mcg_table(dev);
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index b0e9f9c51721..0295097d6c44 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -410,7 +410,6 @@ EXPORT_SYMBOL(phy_start_aneg);
 
 
 static void phy_change(struct work_struct *work);
-static void phy_state_machine(struct work_struct *work);
 
 /**
  * phy_start_machine - start PHY state machine tracking
@@ -430,7 +429,6 @@ void phy_start_machine(struct phy_device *phydev,
 {
         phydev->adjust_state = handler;
 
-        INIT_DELAYED_WORK(&phydev->state_queue, phy_state_machine);
         schedule_delayed_work(&phydev->state_queue, HZ);
 }
 
@@ -761,7 +759,7 @@ EXPORT_SYMBOL(phy_start);
  * phy_state_machine - Handle the state machine
  * @work: work_struct that describes the work to be done
  */
-static void phy_state_machine(struct work_struct *work)
+void phy_state_machine(struct work_struct *work)
 {
         struct delayed_work *dwork = to_delayed_work(work);
         struct phy_device *phydev =
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 8212b2b93422..adbc0fded130 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -177,6 +177,7 @@ struct phy_device* phy_device_create(struct mii_bus *bus, int addr, int phy_id)
         dev->state = PHY_DOWN;
 
         mutex_init(&dev->lock);
+        INIT_DELAYED_WORK(&dev->state_queue, phy_state_machine);
 
         return dev;
 }
diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c
index ac6189005c79..d1664586e8ff 100644
--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -3421,7 +3421,7 @@ static int wait_for_cmd_complete(void __iomem *addr, u64 busy_bit,
                                 break;
                         }
                 } else {
-                        if (!(val64 & busy_bit)) {
+                        if (val64 & busy_bit) {
                                 ret = SUCCESS;
                                 break;
                         }
diff --git a/drivers/net/sfc/mcdi.c b/drivers/net/sfc/mcdi.c
index 683353b904c7..0d4eba7266ec 100644
--- a/drivers/net/sfc/mcdi.c
+++ b/drivers/net/sfc/mcdi.c
@@ -142,8 +142,9 @@ static int efx_mcdi_poll(struct efx_nic *efx)
                 if (spins != 0) {
                         --spins;
                         udelay(1);
-                } else
-                        schedule();
+                } else {
+                        schedule_timeout_uninterruptible(1);
+                }
 
                 time = get_seconds();
 
diff --git a/drivers/net/sfc/qt202x_phy.c b/drivers/net/sfc/qt202x_phy.c
index ff8f0a417fa3..e0d13a451019 100644
--- a/drivers/net/sfc/qt202x_phy.c
+++ b/drivers/net/sfc/qt202x_phy.c
@@ -318,12 +318,6 @@ static int qt202x_reset_phy(struct efx_nic *efx)
         /* Wait 250ms for the PHY to complete bootup */
         msleep(250);
 
-        /* Check that all the MMDs we expect are present and responding. We
-         * expect faults on some if the link is down, but not on the PHY XS */
-        rc = efx_mdio_check_mmds(efx, QT202X_REQUIRED_DEVS, MDIO_DEVS_PHYXS);
-        if (rc < 0)
-                goto fail;
-
         falcon_board(efx)->type->init_phy(efx);
 
         return rc;
diff --git a/drivers/net/sfc/selftest.c b/drivers/net/sfc/selftest.c
index af3933579790..250c8827b842 100644
--- a/drivers/net/sfc/selftest.c
+++ b/drivers/net/sfc/selftest.c
@@ -79,10 +79,14 @@ struct efx_loopback_state {
 static int efx_test_mdio(struct efx_nic *efx, struct efx_self_tests *tests)
 {
         int rc = 0;
-        int devad = __ffs(efx->mdio.mmds);
+        int devad;
         u16 physid1, physid2;
 
-        if (efx->phy_type == PHY_TYPE_NONE)
+        if (efx->mdio.mode_support & MDIO_SUPPORTS_C45)
+                devad = __ffs(efx->mdio.mmds);
+        else if (efx->mdio.mode_support & MDIO_SUPPORTS_C22)
+                devad = MDIO_DEVAD_NONE;
+        else
                 return 0;
 
         mutex_lock(&efx->mac_lock);
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 8ae8520baaf3..f8f50f70bcd2 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1844,7 +1844,8 @@ static void sky2_tx_complete(struct sky2_port *sky2, u16 done)
         sky2->tx_cons = idx;
         smp_mb();
 
-        if (tx_avail(sky2) > MAX_SKB_TX_LE + 4)
+        /* Wake unless it's detached, and called e.g. from sky2_down() */
+        if (tx_avail(sky2) > MAX_SKB_TX_LE + 4 && netif_device_present(dev))
                 netif_wake_queue(dev);
 }
 
@@ -4688,6 +4689,7 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
         INIT_WORK(&hw->restart_work, sky2_restart);
 
         pci_set_drvdata(pdev, hw);
+        pdev->d3_delay = 150;
 
         return 0;
 
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index eaed2aa09e1f..7195bdec17f3 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -4,7 +4,7 @@
  * Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com)
  * Copyright (C) 2001, 2002, 2003 Jeff Garzik (jgarzik@pobox.com)
  * Copyright (C) 2004 Sun Microsystems Inc.
- * Copyright (C) 2005-2009 Broadcom Corporation.
+ * Copyright (C) 2005-2010 Broadcom Corporation.
  *
  * Firmware is:
  *      Derived from proprietary unpublished source code,
@@ -68,8 +68,8 @@
 
 #define DRV_MODULE_NAME         "tg3"
 #define PFX DRV_MODULE_NAME     ": "
-#define DRV_MODULE_VERSION      "3.105"
-#define DRV_MODULE_RELDATE      "December 2, 2009"
+#define DRV_MODULE_VERSION      "3.106"
+#define DRV_MODULE_RELDATE      "January 12, 2010"
 
 #define TG3_DEF_MAC_MODE        0
 #define TG3_DEF_RX_MODE         0
@@ -1043,7 +1043,11 @@ static void tg3_mdio_start(struct tg3 *tp)
                 else
                         tp->phy_addr = 1;
 
-                is_serdes = tr32(SG_DIG_STATUS) & SG_DIG_IS_SERDES;
+                if (tp->pci_chip_rev_id != CHIPREV_ID_5717_A0)
+                        is_serdes = tr32(SG_DIG_STATUS) & SG_DIG_IS_SERDES;
+                else
+                        is_serdes = tr32(TG3_CPMU_PHY_STRAP) &
+                                    TG3_CPMU_PHY_STRAP_IS_SERDES;
                 if (is_serdes)
                         tp->phy_addr += 7;
         } else
@@ -4707,8 +4711,9 @@ next_pkt:
                 (*post_ptr)++;
 
                 if (unlikely(rx_std_posted >= tp->rx_std_max_post)) {
-                        u32 idx = *post_ptr % TG3_RX_RING_SIZE;
-                        tw32_rx_mbox(TG3_RX_STD_PROD_IDX_REG, idx);
+                        tpr->rx_std_prod_idx = std_prod_idx % TG3_RX_RING_SIZE;
+                        tw32_rx_mbox(TG3_RX_STD_PROD_IDX_REG,
+                                     tpr->rx_std_prod_idx);
                         work_mask &= ~RXD_OPAQUE_RING_STD;
                         rx_std_posted = 0;
                 }
@@ -7773,7 +7778,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
              ((u64) tpr->rx_std_mapping >> 32));
         tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
              ((u64) tpr->rx_std_mapping & 0xffffffff));
-        if (!(tp->tg3_flags3 & TG3_FLG3_5755_PLUS))
+        if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5717)
                 tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
                      NIC_SRAM_RX_BUFFER_DESC);
 
@@ -12172,7 +12177,8 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
 
                 tp->phy_id = eeprom_phy_id;
                 if (eeprom_phy_serdes) {
-                        if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
+                        if ((tp->tg3_flags2 & TG3_FLG2_5780_CLASS) ||
+                            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
                                 tp->tg3_flags2 |= TG3_FLG2_MII_SERDES;
                         else
                                 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
@@ -13437,6 +13443,11 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
         if (err)
                 return err;
 
+        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 &&
+            (tp->pci_chip_rev_id != CHIPREV_ID_5717_A0 ||
+                 (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)))
+                return -ENOTSUPP;
+
         /* Initialize data/descriptor byte/word swapping. */
         val = tr32(GRC_MODE);
         val &= GRC_MODE_HOST_STACKUP;
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 34c9ef4b74a3..e7f6214a1680 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -4,6 +4,7 @@
  * Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com)
  * Copyright (C) 2001 Jeff Garzik (jgarzik@pobox.com)
  * Copyright (C) 2004 Sun Microsystems Inc.
+ * Copyright (C) 2007-2010 Broadcom Corporation.
  */
 
 #ifndef _T3_H
@@ -1054,6 +1055,8 @@
 #define  CPMU_MUTEX_REQ_DRIVER           0x00001000
 #define TG3_CPMU_MUTEX_GNT              0x00003660
 #define  CPMU_MUTEX_GNT_DRIVER           0x00001000
+#define TG3_CPMU_PHY_STRAP              0x00003664
+#define TG3_CPMU_PHY_STRAP_IS_SERDES     0x00000020
 /* 0x3664 --> 0x3800 unused */
 
 /* Mbuf cluster free registers */
diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index 6750de10a087..225f65812f2e 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -3286,13 +3286,12 @@ static int ucc_geth_tx(struct net_device *dev, u8 txQ)
                 /* Handle the transmitted buffer and release */
                 /* the BD to be used with the current frame  */
 
-                if (bd == ugeth->txBd[txQ]) /* queue empty? */
+                skb = ugeth->tx_skbuff[txQ][ugeth->skb_dirtytx[txQ]];
+                if (!skb)
                         break;
 
                 dev->stats.tx_packets++;
 
-                skb = ugeth->tx_skbuff[txQ][ugeth->skb_dirtytx[txQ]];
-
                 if (skb_queue_len(&ugeth->rx_recycle) < RX_BD_RING_LEN &&
                              skb_recycle_check(skb,
                                     ugeth->ug_info->uf_info.max_rx_buf_length +
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index cee368d4859f..6a004abb5973 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -1961,7 +1961,7 @@ static void iwl4965_rx_reply_tx(struct iwl_priv *priv,
         struct ieee80211_tx_info *info;
         struct iwl4965_tx_resp *tx_resp = (void *)&pkt->u.raw[0];
         u32  status = le32_to_cpu(tx_resp->u.status);
-        int tid = MAX_TID_COUNT - 1;
+        int uninitialized_var(tid);
         int sta_id;
         int freed;
         u8 *qc = NULL;
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index c3f8ec0a38b1..c6120f0b8f98 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -1600,6 +1600,7 @@ struct iwl_cfg iwl5300_agn_cfg = {
         .use_bsm = false,
         .ht_greenfield_support = true,
         .led_compensation = 51,
+        .use_rts_for_ht = true, /* use rts/cts protection */
         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
 };
 
@@ -1623,6 +1624,7 @@ struct iwl_cfg iwl5100_bgn_cfg = {
         .use_bsm = false,
         .ht_greenfield_support = true,
         .led_compensation = 51,
+        .use_rts_for_ht = true, /* use rts/cts protection */
         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
 };
 
@@ -1668,6 +1670,7 @@ struct iwl_cfg iwl5100_agn_cfg = {
         .use_bsm = false,
         .ht_greenfield_support = true,
         .led_compensation = 51,
+        .use_rts_for_ht = true, /* use rts/cts protection */
         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
 };
 
@@ -1691,6 +1694,7 @@ struct iwl_cfg iwl5350_agn_cfg = {
         .use_bsm = false,
         .ht_greenfield_support = true,
         .led_compensation = 51,
+        .use_rts_for_ht = true, /* use rts/cts protection */
         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
 };
 
@@ -1714,6 +1718,7 @@ struct iwl_cfg iwl5150_agn_cfg = {
         .use_bsm = false,
         .ht_greenfield_support = true,
         .led_compensation = 51,
+        .use_rts_for_ht = true, /* use rts/cts protection */
         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
 };
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 14f482960d7f..5b56307a3812 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -2334,6 +2334,21 @@ static void iwl_ht_conf(struct iwl_priv *priv,
         IWL_DEBUG_MAC80211(priv, "leave\n");
 }
 
+static inline void iwl_set_no_assoc(struct iwl_priv *priv)
+{
+        priv->assoc_id = 0;
+        iwl_led_disassociate(priv);
+        /*
+         * inform the ucode that there is no longer an
+         * association and that no more packets should be
+         * sent
+         */
+        priv->staging_rxon.filter_flags &=
+                ~RXON_FILTER_ASSOC_MSK;
+        priv->staging_rxon.assoc_id = 0;
+        iwlcore_commit_rxon(priv);
+}
+
 #define IWL_DELAY_NEXT_SCAN_AFTER_ASSOC (HZ*6)
 void iwl_bss_info_changed(struct ieee80211_hw *hw,
                           struct ieee80211_vif *vif,
@@ -2465,20 +2480,8 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
                                         IWL_DELAY_NEXT_SCAN_AFTER_ASSOC;
                         if (!iwl_is_rfkill(priv))
                                 priv->cfg->ops->lib->post_associate(priv);
-                } else {
-                        priv->assoc_id = 0;
-                        iwl_led_disassociate(priv);
-
-                        /*
-                         * inform the ucode that there is no longer an
-                         * association and that no more packets should be
-                         * send
-                         */
-                        priv->staging_rxon.filter_flags &=
-                                ~RXON_FILTER_ASSOC_MSK;
-                        priv->staging_rxon.assoc_id = 0;
-                        iwlcore_commit_rxon(priv);
-                }
+                } else
+                        iwl_set_no_assoc(priv);
         }
 
         if (changes && iwl_is_associated(priv) && priv->assoc_id) {
@@ -2493,12 +2496,14 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
                 }
         }
 
-        if ((changes & BSS_CHANGED_BEACON_ENABLED) &&
-            vif->bss_conf.enable_beacon) {
-                memcpy(priv->staging_rxon.bssid_addr,
-                       bss_conf->bssid, ETH_ALEN);
-                memcpy(priv->bssid, bss_conf->bssid, ETH_ALEN);
-                iwlcore_config_ap(priv);
+        if (changes & BSS_CHANGED_BEACON_ENABLED) {
+                if (vif->bss_conf.enable_beacon) {
+                        memcpy(priv->staging_rxon.bssid_addr,
+                               bss_conf->bssid, ETH_ALEN);
+                        memcpy(priv->bssid, bss_conf->bssid, ETH_ALEN);
+                        iwlcore_config_ap(priv);
+                } else
+                        iwl_set_no_assoc(priv);
         }
 
         mutex_unlock(&priv->mutex);
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 42f9b17327c3..70f0e79c8e4a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -712,7 +712,7 @@ extern void iwl_txq_ctx_stop(struct iwl_priv *priv);
 extern int iwl_queue_space(const struct iwl_queue *q);
 static inline int iwl_queue_used(const struct iwl_queue *q, int i)
 {
-        return q->write_ptr > q->read_ptr ?
+        return q->write_ptr >= q->read_ptr ?
                 (i >= q->read_ptr && i < q->write_ptr) :
                 !(i < q->read_ptr && i >= q->write_ptr);
 }
diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.c b/drivers/net/wireless/iwlwifi/iwl-devtrace.c
index bf46308b17fa..36580d8d8b8d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-devtrace.c
+++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.c
@@ -1,3 +1,29 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009 - 2010 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called LICENSE.
+ *
+ * Contact Information:
+ *  Intel Linux Wireless <ilw@linux.intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ *****************************************************************************/
+
 #include <linux/module.h>
 
 /* sparse doesn't like tracepoint macros */
diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.h b/drivers/net/wireless/iwlwifi/iwl-devtrace.h
index 0819f990be6c..ff4d012ce260 100644
--- a/drivers/net/wireless/iwlwifi/iwl-devtrace.h
+++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.h
@@ -1,3 +1,29 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2009 - 2010 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called LICENSE.
+ *
+ * Contact Information:
+ *  Intel Linux Wireless <ilw@linux.intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ *****************************************************************************/
+
 #if !defined(__IWLWIFI_DEVICE_TRACE) || defined(TRACE_HEADER_MULTI_READ)
 #define __IWLWIFI_DEVICE_TRACE
 
diff --git a/drivers/net/wireless/iwmc3200wifi/commands.c b/drivers/net/wireless/iwmc3200wifi/commands.c
index 777584d76a88..1e41ad0fcad5 100644
--- a/drivers/net/wireless/iwmc3200wifi/commands.c
+++ b/drivers/net/wireless/iwmc3200wifi/commands.c
@@ -973,6 +973,10 @@ int iwm_send_pmkid_update(struct iwm_priv *iwm,
 
         memset(&update, 0, sizeof(struct iwm_umac_pmkid_update));
 
+        update.hdr.oid = UMAC_WIFI_IF_CMD_PMKID_UPDATE;
+        update.hdr.buf_size = cpu_to_le16(sizeof(struct iwm_umac_pmkid_update) -
+                                          sizeof(struct iwm_umac_wifi_if));
+
         update.command = cpu_to_le32(command);
         if (pmksa->bssid)
                 memcpy(&update.bssid, pmksa->bssid, ETH_ALEN);
diff --git a/drivers/net/wireless/iwmc3200wifi/commands.h b/drivers/net/wireless/iwmc3200wifi/commands.h
index 06af0552cd75..3dfd9f0e9003 100644
--- a/drivers/net/wireless/iwmc3200wifi/commands.h
+++ b/drivers/net/wireless/iwmc3200wifi/commands.h
@@ -463,6 +463,7 @@ struct iwm_umac_cmd_stop_resume_tx {
 #define IWM_CMD_PMKID_FLUSH 3
 
 struct iwm_umac_pmkid_update {
+        struct iwm_umac_wifi_if hdr;
         __le32 command;
         u8 bssid[ETH_ALEN];
         __le16 reserved;
diff --git a/drivers/net/wireless/p54/p54pci.c b/drivers/net/wireless/p54/p54pci.c
index fab41f507bd3..57c646598062 100644
--- a/drivers/net/wireless/p54/p54pci.c
+++ b/drivers/net/wireless/p54/p54pci.c
@@ -197,6 +197,14 @@ static void p54p_check_rx_ring(struct ieee80211_hw *dev, u32 *index,
                         i %= ring_limit;
                         continue;
                 }
+
+                if (unlikely(len > priv->common.rx_mtu)) {
+                        if (net_ratelimit())
+                                dev_err(&priv->pdev->dev, "rx'd frame size "
+                                        "exceeds length threshold.\n");
+
+                        len = priv->common.rx_mtu;
+                }
                 skb_put(skb, len);
 
                 if (p54_rx(dev, skb)) {
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c
index 4daf1c94ec04..442fc1117326 100644
--- a/drivers/net/wireless/zd1211rw/zd_usb.c
+++ b/drivers/net/wireless/zd1211rw/zd_usb.c
@@ -62,6 +62,7 @@ static struct usb_device_id usb_ids[] = {
         { USB_DEVICE(0x6891, 0xa727), .driver_info = DEVICE_ZD1211 },
         /* ZD1211B */
         { USB_DEVICE(0x0053, 0x5301), .driver_info = DEVICE_ZD1211B },
+        { USB_DEVICE(0x0409, 0x0248), .driver_info = DEVICE_ZD1211B },
         { USB_DEVICE(0x0411, 0x00da), .driver_info = DEVICE_ZD1211B },
         { USB_DEVICE(0x0471, 0x1236), .driver_info = DEVICE_ZD1211B },
         { USB_DEVICE(0x0471, 0x1237), .driver_info = DEVICE_ZD1211B },
diff --git a/drivers/pci/hotplug/shpchp.h b/drivers/pci/hotplug/shpchp.h
index bd588eb8e922..8e210cd76e55 100644
--- a/drivers/pci/hotplug/shpchp.h
+++ b/drivers/pci/hotplug/shpchp.h
@@ -121,7 +121,7 @@ struct controller {
 #define PCI_DEVICE_ID_AMD_GOLAM_7450    0x7450
 #define PCI_DEVICE_ID_AMD_POGO_7458     0x7458
 
-/* AMD PCIX bridge registers */
+/* AMD PCI-X bridge registers */
 #define PCIX_MEM_BASE_LIMIT_OFFSET      0x1C
 #define PCIX_MISCII_OFFSET              0x48
 #define PCIX_MISC_BRIDGE_ERRORS_OFFSET  0x80
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index e56f9bed6f2b..417312528ddf 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -305,7 +305,7 @@ struct device_domain_info {
         int segment;            /* PCI domain */
         u8 bus;                 /* PCI bus number */
         u8 devfn;               /* PCI devfn number */
-        struct pci_dev *dev; /* it's NULL for PCIE-to-PCI bridge */
+        struct pci_dev *dev; /* it's NULL for PCIe-to-PCI bridge */
         struct intel_iommu *iommu; /* IOMMU used by this device */
         struct dmar_domain *domain; /* pointer to domain */
 };
@@ -1604,7 +1604,7 @@ domain_context_mapping(struct dmar_domain *domain, struct pci_dev *pdev,
                         return ret;
                 parent = parent->bus->self;
         }
-        if (pci_is_pcie(tmp)) /* this is a PCIE-to-PCI bridge */
+        if (pci_is_pcie(tmp)) /* this is a PCIe-to-PCI bridge */
                 return domain_context_mapping_one(domain,
                                         pci_domain_nr(tmp->subordinate),
                                         tmp->subordinate->number, 0,
@@ -3325,7 +3325,7 @@ static void iommu_detach_dependent_devices(struct intel_iommu *iommu,
                                          parent->devfn);
                         parent = parent->bus->self;
                 }
-                if (pci_is_pcie(tmp)) /* this is a PCIE-to-PCI bridge */
+                if (pci_is_pcie(tmp)) /* this is a PCIe-to-PCI bridge */
                         iommu_detach_dev(iommu,
                                 tmp->subordinate->number, 0);
                 else /* this is a legacy PCI bridge */
diff --git a/drivers/pci/intr_remapping.c b/drivers/pci/intr_remapping.c
index 8b65a489581b..95b849130ad4 100644
--- a/drivers/pci/intr_remapping.c
+++ b/drivers/pci/intr_remapping.c
@@ -528,7 +528,7 @@ int set_msi_sid(struct irte *irte, struct pci_dev *dev)
 
         bridge = pci_find_upstream_pcie_bridge(dev);
         if (bridge) {
-                if (pci_is_pcie(bridge))/* this is a PCIE-to-PCI/PCIX bridge */
+                if (pci_is_pcie(bridge))/* this is a PCIe-to-PCI/PCIX bridge */
                         set_irte_sid(irte, SVT_VERIFY_BUS, SQ_ALL_16,
                                 (bridge->bus->number << 8) | dev->bus->number);
                 else /* this is a legacy PCI bridge */
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index cc617ddd33d0..7e2829538a4c 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -112,11 +112,7 @@ static bool acpi_pci_can_wakeup(struct pci_dev *dev)
 static void acpi_pci_propagate_wakeup_enable(struct pci_bus *bus, bool enable)
 {
         while (bus->parent) {
-                struct pci_dev *bridge = bus->self;
-                int ret;
-
-                ret = acpi_pm_device_sleep_wake(&bridge->dev, enable);
-                if (!ret || pci_is_pcie(bridge))
+                if (!acpi_pm_device_sleep_wake(&bus->self->dev, enable))
                         return;
                 bus = bus->parent;
         }
@@ -131,9 +127,7 @@ static int acpi_pci_sleep_wake(struct pci_dev *dev, bool enable)
         if (acpi_pci_can_wakeup(dev))
                 return acpi_pm_device_sleep_wake(&dev->dev, enable);
 
-        if (!pci_is_pcie(dev))
-                acpi_pci_propagate_wakeup_enable(dev->bus, enable);
-
+        acpi_pci_propagate_wakeup_enable(dev->bus, enable);
         return 0;
 }
 
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index c5df94e86678..807224ec8351 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -75,7 +75,8 @@ static ssize_t local_cpus_show(struct device *dev,
         int len;
 
 #ifdef CONFIG_NUMA
-        mask = cpumask_of_node(dev_to_node(dev));
+        mask = (dev_to_node(dev) == -1) ? cpu_online_mask :
+                                          cpumask_of_node(dev_to_node(dev));
 #else
         mask = cpumask_of_pcibus(to_pci_dev(dev)->bus);
 #endif
@@ -93,7 +94,8 @@ static ssize_t local_cpulist_show(struct device *dev,
         int len;
 
 #ifdef CONFIG_NUMA
-        mask = cpumask_of_node(dev_to_node(dev));
+        mask = (dev_to_node(dev) == -1) ? cpu_online_mask :
+                                          cpumask_of_node(dev_to_node(dev));
 #else
         mask = cpumask_of_pcibus(to_pci_dev(dev)->bus);
 #endif
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 0bc27e059019..315fea47e784 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -29,7 +29,17 @@ const char *pci_power_names[] = {
 };
 EXPORT_SYMBOL_GPL(pci_power_names);
 
-unsigned int pci_pm_d3_delay = PCI_PM_D3_WAIT;
+unsigned int pci_pm_d3_delay;
+
+static void pci_dev_d3_sleep(struct pci_dev *dev)
+{
+        unsigned int delay = dev->d3_delay;
+
+        if (delay < pci_pm_d3_delay)
+                delay = pci_pm_d3_delay;
+
+        msleep(delay);
+}
 
 #ifdef CONFIG_PCI_DOMAINS
 int pci_domains_supported = 1;
@@ -522,7 +532,7 @@ static int pci_raw_set_power_state(struct pci_dev *dev, pci_power_t state)
         /* Mandatory power management transition delays */
         /* see PCI PM 1.1 5.6.1 table 18 */
         if (state == PCI_D3hot || dev->current_state == PCI_D3hot)
-                msleep(pci_pm_d3_delay);
+                pci_dev_d3_sleep(dev);
         else if (state == PCI_D2 || dev->current_state == PCI_D2)
                 udelay(PCI_PM_D2_DELAY);
 
@@ -1153,11 +1163,11 @@ pci_disable_device(struct pci_dev *dev)
 
 /**
  * pcibios_set_pcie_reset_state - set reset state for device dev
- * @dev: the PCI-E device reset
+ * @dev: the PCIe device reset
  * @state: Reset state to enter into
  *
  *
- * Sets the PCI-E reset state for the device. This is the default
+ * Sets the PCIe reset state for the device. This is the default
  * implementation. Architecture implementations can override this.
  */
 int __attribute__ ((weak)) pcibios_set_pcie_reset_state(struct pci_dev *dev,
@@ -1168,7 +1178,7 @@ int __attribute__ ((weak)) pcibios_set_pcie_reset_state(struct pci_dev *dev,
 
 /**
  * pci_set_pcie_reset_state - set reset state for device dev
- * @dev: the PCI-E device reset
+ * @dev: the PCIe device reset
  * @state: Reset state to enter into
  *
  *
@@ -1409,6 +1419,7 @@ void pci_pm_init(struct pci_dev *dev)
         }
 
         dev->pm_cap = pm;
+        dev->d3_delay = PCI_PM_D3_WAIT;
 
         dev->d1_support = false;
         dev->d2_support = false;
@@ -2247,12 +2258,12 @@ static int pci_pm_reset(struct pci_dev *dev, int probe)
         csr &= ~PCI_PM_CTRL_STATE_MASK;
         csr |= PCI_D3hot;
         pci_write_config_word(dev, dev->pm_cap + PCI_PM_CTRL, csr);
-        msleep(pci_pm_d3_delay);
+        pci_dev_d3_sleep(dev);
 
         csr &= ~PCI_PM_CTRL_STATE_MASK;
         csr |= PCI_D0;
         pci_write_config_word(dev, dev->pm_cap + PCI_PM_CTRL, csr);
-        msleep(pci_pm_d3_delay);
+        pci_dev_d3_sleep(dev);
 
         return 0;
 }
@@ -2296,6 +2307,10 @@ static int pci_dev_reset(struct pci_dev *dev, int probe)
                 down(&dev->dev.sem);
         }
 
+        rc = pci_dev_specific_reset(dev, probe);
+        if (rc != -ENOTTY)
+                goto done;
+
         rc = pcie_flr(dev, probe);
         if (rc != -ENOTTY)
                 goto done;
@@ -2779,6 +2794,11 @@ int __attribute__ ((weak)) pci_ext_cfg_avail(struct pci_dev *dev)
         return 1;
 }
 
+void __weak pci_fixup_cardbus(struct pci_bus *bus)
+{
+}
+EXPORT_SYMBOL(pci_fixup_cardbus);
+
 static int __init pci_setup(char *str)
 {
         while (str) {
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 33ed8e0aba1e..fbd0e3adbca3 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -313,4 +313,12 @@ static inline int pci_resource_alignment(struct pci_dev *dev,
 
 extern void pci_enable_acs(struct pci_dev *dev);
 
+struct pci_dev_reset_methods {
+        u16 vendor;
+        u16 device;
+        int (*reset)(struct pci_dev *dev, int probe);
+};
+
+extern int pci_dev_specific_reset(struct pci_dev *dev, int probe);
+
 #endif /* DRIVERS_PCI_H */
diff --git a/drivers/pci/pcie/aer/Kconfig.debug b/drivers/pci/pcie/aer/Kconfig.debug
index b8c925c1f6aa..9142949734f5 100644
--- a/drivers/pci/pcie/aer/Kconfig.debug
+++ b/drivers/pci/pcie/aer/Kconfig.debug
@@ -3,14 +3,14 @@
 #
 
 config PCIEAER_INJECT
-        tristate "PCIE AER error injector support"
+        tristate "PCIe AER error injector support"
         depends on PCIEAER
         default n
         help
           This enables PCI Express Root Port Advanced Error Reporting
           (AER) software error injector.
 
-          Debuging PCIE AER code is quite difficult because it is hard
+          Debugging PCIe AER code is quite difficult because it is hard
           to trigger various real hardware errors. Software based
           error injection can fake almost all kinds of errors with the
           help of a user space helper tool aer-inject, which can be
diff --git a/drivers/pci/pcie/aer/aer_inject.c b/drivers/pci/pcie/aer/aer_inject.c
index 7fcd5331b14c..8c30a9544d61 100644
--- a/drivers/pci/pcie/aer/aer_inject.c
+++ b/drivers/pci/pcie/aer/aer_inject.c
@@ -1,7 +1,7 @@
 /*
- * PCIE AER software error injection support.
+ * PCIe AER software error injection support.
  *
- * Debuging PCIE AER code is quite difficult because it is hard to
+ * Debuging PCIe AER code is quite difficult because it is hard to
  * trigger various real hardware errors. Software based error
  * injection can fake almost all kinds of errors with the help of a
  * user space helper tool aer-inject, which can be gotten from:
@@ -321,7 +321,7 @@ static int aer_inject(struct aer_error_inj *einj)
         unsigned long flags;
         unsigned int devfn = PCI_DEVFN(einj->dev, einj->fn);
         int pos_cap_err, rp_pos_cap_err;
-        u32 sever;
+        u32 sever, mask;
         int ret = 0;
 
         dev = pci_get_domain_bus_and_slot((int)einj->domain, einj->bus, devfn);
@@ -374,6 +374,24 @@ static int aer_inject(struct aer_error_inj *einj)
         err->header_log2 = einj->header_log2;
         err->header_log3 = einj->header_log3;
 
+        pci_read_config_dword(dev, pos_cap_err + PCI_ERR_COR_MASK, &mask);
+        if (einj->cor_status && !(einj->cor_status & ~mask)) {
+                ret = -EINVAL;
+                printk(KERN_WARNING "The correctable error(s) is masked "
+                                "by device\n");
+                spin_unlock_irqrestore(&inject_lock, flags);
+                goto out_put;
+        }
+
+        pci_read_config_dword(dev, pos_cap_err + PCI_ERR_UNCOR_MASK, &mask);
+        if (einj->uncor_status && !(einj->uncor_status & ~mask)) {
+                ret = -EINVAL;
+                printk(KERN_WARNING "The uncorrectable error(s) is masked "
+                                "by device\n");
+                spin_unlock_irqrestore(&inject_lock, flags);
+                goto out_put;
+        }
+
         rperr = __find_aer_error_by_dev(rpdev);
         if (!rperr) {
                 rperr = rperr_alloc;
@@ -413,8 +431,14 @@ static int aer_inject(struct aer_error_inj *einj)
         if (ret)
                 goto out_put;
 
-        if (find_aer_device(rpdev, &edev))
+        if (find_aer_device(rpdev, &edev)) {
+                if (!get_service_data(edev)) {
+                        printk(KERN_WARNING "AER service is not initialized\n");
+                        ret = -EINVAL;
+                        goto out_put;
+                }
                 aer_irq(-1, edev);
+        }
         else
                 ret = -EINVAL;
 out_put:
@@ -484,5 +508,5 @@ static void __exit aer_inject_exit(void)
 module_init(aer_inject_init);
 module_exit(aer_inject_exit);
 
-MODULE_DESCRIPTION("PCIE AER software error injector");
+MODULE_DESCRIPTION("PCIe AER software error injector");
 MODULE_LICENSE("GPL");
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index 97a345927b55..21f215f4daa3 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -155,7 +155,7 @@ static struct aer_rpc *aer_alloc_rpc(struct pcie_device *dev)
         mutex_init(&rpc->rpc_mutex);
         init_waitqueue_head(&rpc->wait_release);
 
-        /* Use PCIE bus function to store rpc into PCIE device */
+        /* Use PCIe bus function to store rpc into PCIe device */
         set_service_data(dev, rpc);
 
         return rpc;
diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c b/drivers/pci/pcie/aer/aerdrv_acpi.c
index 8edb2f300e8f..04814087658d 100644
--- a/drivers/pci/pcie/aer/aerdrv_acpi.c
+++ b/drivers/pci/pcie/aer/aerdrv_acpi.c
@@ -24,7 +24,7 @@
  *
  * @return: Zero on success. Nonzero otherwise.
  *
- * Invoked when PCIE bus loads AER service driver. To avoid conflict with
+ * Invoked when PCIe bus loads AER service driver. To avoid conflict with
  * BIOS AER support requires BIOS to yield AER control to OS native driver.
  **/
 int aer_osc_setup(struct pcie_device *pciedev)
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index ae672ca80333..c843a799814d 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -587,7 +587,7 @@ static void handle_error_source(struct pcie_device *aerdev,
  * aer_enable_rootport - enable Root Port's interrupts when receiving messages
  * @rpc: pointer to a Root Port data structure
  *
- * Invoked when PCIE bus loads AER service driver.
+ * Invoked when PCIe bus loads AER service driver.
  */
 void aer_enable_rootport(struct aer_rpc *rpc)
 {
@@ -597,7 +597,7 @@ void aer_enable_rootport(struct aer_rpc *rpc)
         u32 reg32;
 
         pos = pci_pcie_cap(pdev);
-        /* Clear PCIE Capability's Device Status */
+        /* Clear PCIe Capability's Device Status */
         pci_read_config_word(pdev, pos+PCI_EXP_DEVSTA, &reg16);
         pci_write_config_word(pdev, pos+PCI_EXP_DEVSTA, reg16);
 
@@ -631,7 +631,7 @@ void aer_enable_rootport(struct aer_rpc *rpc)
  * disable_root_aer - disable Root Port's interrupts when receiving messages
  * @rpc: pointer to a Root Port data structure
  *
- * Invoked when PCIE bus unloads AER service driver.
+ * Invoked when PCIe bus unloads AER service driver.
  */
 static void disable_root_aer(struct aer_rpc *rpc)
 {
diff --git a/drivers/pci/pcie/aer/aerdrv_errprint.c b/drivers/pci/pcie/aer/aerdrv_errprint.c
index 44acde72294f..9d3e4c8d0184 100644
--- a/drivers/pci/pcie/aer/aerdrv_errprint.c
+++ b/drivers/pci/pcie/aer/aerdrv_errprint.c
@@ -184,7 +184,7 @@ void aer_print_error(struct pci_dev *dev, struct aer_err_info *info)
 
         if (info->status == 0) {
                 AER_PR(info, dev,
-                        "PCIE Bus Error: severity=%s, type=Unaccessible, "
+                        "PCIe Bus Error: severity=%s, type=Unaccessible, "
                         "id=%04x(Unregistered Agent ID)\n",
                         aer_error_severity_string[info->severity], id);
         } else {
@@ -194,7 +194,7 @@ void aer_print_error(struct pci_dev *dev, struct aer_err_info *info)
                 agent = AER_GET_AGENT(info->severity, info->status);
 
                 AER_PR(info, dev,
-                        "PCIE Bus Error: severity=%s, type=%s, id=%04x(%s)\n",
+                        "PCIe Bus Error: severity=%s, type=%s, id=%04x(%s)\n",
                         aer_error_severity_string[info->severity],
                         aer_error_layer[layer], id, aer_agent_string[agent]);
 
diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index 5a01fc7fbf05..be53d98fa384 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -1,6 +1,6 @@
 /*
  * File:        drivers/pci/pcie/aspm.c
- * Enabling PCIE link L0s/L1 state and Clock Power Management
+ * Enabling PCIe link L0s/L1 state and Clock Power Management
  *
  * Copyright (C) 2007 Intel
  * Copyright (C) Zhang Yanmin (yanmin.zhang@intel.com)
@@ -499,7 +499,7 @@ static int pcie_aspm_sanity_check(struct pci_dev *pdev)
         int pos;
         u32 reg32;
         /*
-         * Some functions in a slot might not all be PCIE functions,
+         * Some functions in a slot might not all be PCIe functions,
          * very strange. Disable ASPM for the whole slot
          */
         list_for_each_entry(child, &pdev->subordinate->devices, bus_list) {
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index 413262eb95b7..b174188ac121 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -27,7 +27,7 @@
  */
 static void release_pcie_device(struct device *dev)
 {
-        kfree(to_pcie_device(dev));                     
+        kfree(to_pcie_device(dev));
 }
 
 /**
@@ -346,12 +346,11 @@ static int suspend_iter(struct device *dev, void *data)
 {
         struct pcie_port_service_driver *service_driver;
 
-        if ((dev->bus == &pcie_port_bus_type) &&
-            (dev->driver)) {
-                service_driver = to_service_driver(dev->driver);
-                if (service_driver->suspend)
-                        service_driver->suspend(to_pcie_device(dev));
-        }
+        if ((dev->bus == &pcie_port_bus_type) && dev->driver) {
+                service_driver = to_service_driver(dev->driver);
+                if (service_driver->suspend)
+                        service_driver->suspend(to_pcie_device(dev));
+        }
         return 0;
 }
 
@@ -494,6 +493,7 @@ int pcie_port_service_register(struct pcie_port_service_driver *new)
 
         return driver_register(&new->driver);
 }
+EXPORT_SYMBOL(pcie_port_service_register);
 
 /**
  * pcie_port_service_unregister - unregister PCI Express port service driver
@@ -503,6 +503,4 @@ void pcie_port_service_unregister(struct pcie_port_service_driver *drv)
 {
         driver_unregister(&drv->driver);
 }
-
-EXPORT_SYMBOL(pcie_port_service_register);
 EXPORT_SYMBOL(pcie_port_service_unregister);
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index a49452e2aed9..13c8972886e6 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -24,7 +24,7 @@
  */
 #define DRIVER_VERSION "v1.0"
 #define DRIVER_AUTHOR "tom.l.nguyen@intel.com"
-#define DRIVER_DESC "PCIE Port Bus Driver"
+#define DRIVER_DESC "PCIe Port Bus Driver"
 MODULE_AUTHOR(DRIVER_AUTHOR);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
@@ -63,7 +63,7 @@ static const struct dev_pm_ops pcie_portdrv_pm_ops = {
  * pcie_portdrv_probe - Probe PCI-Express port devices
  * @dev: PCI-Express port device being probed
  *
- * If detected invokes the pcie_port_device_register() method for 
+ * If detected invokes the pcie_port_device_register() method for
  * this port device.
  *
  */
@@ -78,7 +78,7 @@ static int __devinit pcie_portdrv_probe(struct pci_dev *dev,
              (dev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM)))
                 return -ENODEV;
 
-        if (!dev->irq && dev->pin) {
+        if (!dev->irq && dev->pin) {
                 dev_warn(&dev->dev, "device [%04x:%04x] has invalid IRQ; "
                          "check vendor BIOS\n", dev->vendor, dev->device);
         }
@@ -91,7 +91,7 @@ static int __devinit pcie_portdrv_probe(struct pci_dev *dev,
         return 0;
 }
 
-static void pcie_portdrv_remove (struct pci_dev *dev)
+static void pcie_portdrv_remove(struct pci_dev *dev)
 {
         pcie_port_device_remove(dev);
         pci_disable_device(dev);
@@ -129,14 +129,13 @@ static int error_detected_iter(struct device *device, void *data)
 static pci_ers_result_t pcie_portdrv_error_detected(struct pci_dev *dev,
                                         enum pci_channel_state error)
 {
-        struct aer_broadcast_data result_data =
-                        {error, PCI_ERS_RESULT_CAN_RECOVER};
-        int retval;
+        struct aer_broadcast_data data = {error, PCI_ERS_RESULT_CAN_RECOVER};
+        int ret;
 
         /* can not fail */
-        retval = device_for_each_child(&dev->dev, &result_data, error_detected_iter);
+        ret = device_for_each_child(&dev->dev, &data, error_detected_iter);
 
-        return result_data.result;
+        return data.result;
 }
 
 static int mmio_enabled_iter(struct device *device, void *data)
@@ -290,7 +289,7 @@ static int __init pcie_portdrv_init(void)
         return retval;
 }
 
-static void __exit pcie_portdrv_exit(void) 
+static void __exit pcie_portdrv_exit(void)
 {
         pci_unregister_driver(&pcie_portdriver);
         pcie_port_bus_unregister();
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 7cfa7c38d318..c74694345b6e 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -2629,14 +2629,86 @@ static int __init pci_apply_final_quirks(void)
         if (!pci_cache_line_size) {
                 printk(KERN_DEBUG "PCI: CLS %u bytes, default %u\n",
                        cls << 2, pci_dfl_cache_line_size << 2);
-                pci_cache_line_size = cls;
+                pci_cache_line_size = cls ? cls : pci_dfl_cache_line_size;
         }
 
         return 0;
 }
 
 fs_initcall_sync(pci_apply_final_quirks);
+
+/*
+ * Followings are device-specific reset methods which can be used to
+ * reset a single function if other methods (e.g. FLR, PM D0->D3) are
+ * not available.
+ */
+static int reset_intel_generic_dev(struct pci_dev *dev, int probe)
+{
+        int pos;
+
+        /* only implement PCI_CLASS_SERIAL_USB at present */
+        if (dev->class == PCI_CLASS_SERIAL_USB) {
+                pos = pci_find_capability(dev, PCI_CAP_ID_VNDR);
+                if (!pos)
+                        return -ENOTTY;
+
+                if (probe)
+                        return 0;
+
+                pci_write_config_byte(dev, pos + 0x4, 1);
+                msleep(100);
+
+                return 0;
+        } else {
+                return -ENOTTY;
+        }
+}
+
+static int reset_intel_82599_sfp_virtfn(struct pci_dev *dev, int probe)
+{
+        int pos;
+
+        pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
+        if (!pos)
+                return -ENOTTY;
+
+        if (probe)
+                return 0;
+
+        pci_write_config_word(dev, pos + PCI_EXP_DEVCTL,
+                                PCI_EXP_DEVCTL_BCR_FLR);
+        msleep(100);
+
+        return 0;
+}
+
+#define PCI_DEVICE_ID_INTEL_82599_SFP_VF   0x10ed
+
+static const struct pci_dev_reset_methods pci_dev_reset_methods[] = {
+        { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82599_SFP_VF,
+                 reset_intel_82599_sfp_virtfn },
+        { PCI_VENDOR_ID_INTEL, PCI_ANY_ID,
+                reset_intel_generic_dev },
+        { 0 }
+};
+
+int pci_dev_specific_reset(struct pci_dev *dev, int probe)
+{
+        const struct pci_dev_reset_methods *i;
+
+        for (i = pci_dev_reset_methods; i->reset; i++) {
+                if ((i->vendor == dev->vendor ||
+                     i->vendor == (u16)PCI_ANY_ID) &&
+                    (i->device == dev->device ||
+                     i->device == (u16)PCI_ANY_ID))
+                        return i->reset(dev, probe);
+        }
+
+        return -ENOTTY;
+}
+
 #else
 void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev) {}
+int pci_dev_specific_reset(struct pci_dev *dev, int probe) { return -ENOTTY; }
 #endif
 EXPORT_SYMBOL(pci_fixup_device);
diff --git a/drivers/pci/search.c b/drivers/pci/search.c
index 6dae87143258..4a471dc4f4b9 100644
--- a/drivers/pci/search.c
+++ b/drivers/pci/search.c
@@ -15,9 +15,9 @@
 
 DECLARE_RWSEM(pci_bus_sem);
 /*
- * find the upstream PCIE-to-PCI bridge of a PCI device
+ * find the upstream PCIe-to-PCI bridge of a PCI device
  * if the device is PCIE, return NULL
- * if the device isn't connected to a PCIE bridge (that is its parent is a
+ * if the device isn't connected to a PCIe bridge (that is its parent is a
  * legacy PCI bridge and the bridge is directly connected to bus 0), return its
  * parent
  */
@@ -37,7 +37,7 @@ pci_find_upstream_pcie_bridge(struct pci_dev *pdev)
                         tmp = pdev;
                         continue;
                 }
-                /* PCI device should connect to a PCIE bridge */
+                /* PCI device should connect to a PCIe bridge */
                 if (pdev->pcie_type != PCI_EXP_TYPE_PCI_BRIDGE) {
                         /* Busted hardware? */
                         WARN_ON_ONCE(1);
diff --git a/drivers/pcmcia/cardbus.c b/drivers/pcmcia/cardbus.c
index cdf50f3bc2df..d99f846451a3 100644
--- a/drivers/pcmcia/cardbus.c
+++ b/drivers/pcmcia/cardbus.c
@@ -222,7 +222,7 @@ int __ref cb_alloc(struct pcmcia_socket *s)
         unsigned int max, pass;
 
         s->functions = pci_scan_slot(bus, PCI_DEVFN(0, 0));
-/*      pcibios_fixup_bus(bus); */
+        pci_fixup_cardbus(bus); 
 
         max = bus->secondary;
         for (pass = 0; pass < 2; pass++)
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index fc5bf9d2a3f3..f526e735c5ab 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -231,8 +231,36 @@ config THINKPAD_ACPI
 
           This driver was formerly known as ibm-acpi.
 
+          Extra functionality will be available if the rfkill (CONFIG_RFKILL)
+          and/or ALSA (CONFIG_SND) subsystems are available in the kernel.
+          Note that if you want ThinkPad-ACPI to be built-in instead of
+          modular, ALSA and rfkill will also have to be built-in.
+
           If you have an IBM or Lenovo ThinkPad laptop, say Y or M here.
 
+config THINKPAD_ACPI_ALSA_SUPPORT
+        bool "Console audio control ALSA interface"
+        depends on THINKPAD_ACPI
+        depends on SND
+        depends on SND = y || THINKPAD_ACPI = SND
+        default y
+        ---help---
+          Enables monitoring of the built-in console audio output control
+          (headphone and speakers), which is operated by the mute and (in
+          some ThinkPad models) volume hotkeys.
+
+          If this option is enabled, ThinkPad-ACPI will export an ALSA card
+          with a single read-only mixer control, which should be used for
+          on-screen-display feedback purposes by the Desktop Environment.
+
+          Optionally, the driver will also allow software control (the
+          ALSA mixer will be made read-write).  Please refer to the driver
+          documentation for details.
+
+          All IBM models have both volume and mute control.  Newer Lenovo
+          models only have mute control (the volume hotkeys are just normal
+          keys and volume control is done through the main HDA mixer).
+
 config THINKPAD_ACPI_DEBUGFACILITIES
         bool "Maintainer debug facilities"
         depends on THINKPAD_ACPI
@@ -336,6 +364,7 @@ config EEEPC_LAPTOP
         select HWMON
         select LEDS_CLASS
         select NEW_LEDS
+        select INPUT_SPARSEKMAP
         ---help---
           This driver supports the Fn-Fx keys on Eee PC laptops.
 
@@ -464,4 +493,16 @@ config TOSHIBA_BT_RFKILL
 
           If you have a modern Toshiba laptop with a Bluetooth and an
           RFKill switch (such as the Portege R500), say Y.
+
+config ACPI_CMPC
+        tristate "CMPC Laptop Extras"
+        depends on X86 && ACPI
+        select INPUT
+        select BACKLIGHT_CLASS_DEVICE
+        default n
+        help
+          Support for Intel Classmate PC ACPI devices, including some
+          keys as input device, backlight device, tablet and accelerometer
+          devices.
+
 endif # X86_PLATFORM_DEVICES
diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile
index b7474b6a8bf1..9cd9fa0a27e6 100644
--- a/drivers/platform/x86/Makefile
+++ b/drivers/platform/x86/Makefile
@@ -5,6 +5,7 @@
 obj-$(CONFIG_ASUS_LAPTOP)       += asus-laptop.o
 obj-$(CONFIG_EEEPC_LAPTOP)      += eeepc-laptop.o
 obj-$(CONFIG_MSI_LAPTOP)        += msi-laptop.o
+obj-$(CONFIG_ACPI_CMPC)         += classmate-laptop.o
 obj-$(CONFIG_COMPAL_LAPTOP)     += compal-laptop.o
 obj-$(CONFIG_DELL_LAPTOP)       += dell-laptop.o
 obj-$(CONFIG_DELL_WMI)          += dell-wmi.o
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 454970d2d701..07d14dfdf0b4 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -96,9 +96,6 @@ struct acer_quirks {
 MODULE_ALIAS("wmi:67C3371D-95A3-4C37-BB61-DD47B491DAAB");
 MODULE_ALIAS("wmi:6AF4F258-B401-42fd-BE91-3D4AC2D7C0D3");
 
-/* Temporary workaround until the WMI sysfs interface goes in */
-MODULE_ALIAS("dmi:*:*Acer*:*:");
-
 /*
  * Interface capability flags
  */
diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index 79b15b9d9cf0..7b2384d674d0 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -52,7 +52,7 @@
  */
 #undef START_IN_KERNEL_MODE
 
-#define DRV_VER "0.5.20"
+#define DRV_VER "0.5.22"
 
 /*
  * According to the Atom N270 datasheet,
@@ -156,19 +156,25 @@ static const struct bios_settings_t bios_tbl[] = {
         {"Acer", "AOA150", "v0.3310", 0x55, 0x58, {0x20, 0x20, 0x00} },
         /* Acer 1410 */
         {"Acer", "Aspire 1410", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
-        /* special BIOS / other */
+        {"Acer", "Aspire 1410", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+        /* Acer 1810xx */
+        {"Acer", "Aspire 1810TZ", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+        {"Acer", "Aspire 1810T", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+        {"Acer", "Aspire 1810T", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+        {"Acer", "Aspire 1810TZ", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+        /* Gateway */
         {"Gateway", "AOA110", "v0.3103", 0x55, 0x58, {0x21, 0x21, 0x00} },
         {"Gateway", "AOA150", "v0.3103", 0x55, 0x58, {0x20, 0x20, 0x00} },
-        {"Gateway         ", "LT31            ", "v1.3103 ", 0x55, 0x58,
-                {0x10, 0x0f, 0x00} },
-        {"Gateway         ", "LT31            ", "v1.3201 ", 0x55, 0x58,
-                {0x10, 0x0f, 0x00} },
-        {"Gateway         ", "LT31            ", "v1.3302 ", 0x55, 0x58,
-                {0x10, 0x0f, 0x00} },
+        {"Gateway", "LT31", "v1.3103", 0x55, 0x58, {0x10, 0x0f, 0x00} },
+        {"Gateway", "LT31", "v1.3201", 0x55, 0x58, {0x10, 0x0f, 0x00} },
+        {"Gateway", "LT31", "v1.3302", 0x55, 0x58, {0x10, 0x0f, 0x00} },
+        /* Packard Bell */
         {"Packard Bell", "DOA150", "v0.3104", 0x55, 0x58, {0x21, 0x21, 0x00} },
         {"Packard Bell", "DOA150", "v0.3105", 0x55, 0x58, {0x20, 0x20, 0x00} },
         {"Packard Bell", "AOA110", "v0.3105", 0x55, 0x58, {0x21, 0x21, 0x00} },
         {"Packard Bell", "AOA150", "v0.3105", 0x55, 0x58, {0x20, 0x20, 0x00} },
+        {"Packard Bell", "DOTMU", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+        {"Packard Bell", "DOTMU", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
         /* pewpew-terminator */
         {"", "", "", 0, 0, {0, 0, 0} }
 };
@@ -486,13 +492,26 @@ static struct platform_driver acerhdf_driver = {
         .remove = acerhdf_remove,
 };
 
+/* checks if str begins with start */
+static int str_starts_with(const char *str, const char *start)
+{
+        unsigned long str_len = 0, start_len = 0;
+
+        str_len = strlen(str);
+        start_len = strlen(start);
+
+        if (str_len >= start_len &&
+                        !strncmp(str, start, start_len))
+                return 1;
+
+        return 0;
+}
 
 /* check hardware */
 static int acerhdf_check_hardware(void)
 {
         char const *vendor, *version, *product;
-        int i;
-        unsigned long prod_len = 0;
+        const struct bios_settings_t *bt = NULL;
 
         /* get BIOS data */
         vendor  = dmi_get_system_info(DMI_SYS_VENDOR);
@@ -514,20 +533,20 @@ static int acerhdf_check_hardware(void)
                 kernelmode = 0;
         }
 
-        prod_len = strlen(product);
-
         if (verbose)
                 pr_info("BIOS info: %s %s, product: %s\n",
                         vendor, version, product);
 
         /* search BIOS version and vendor in BIOS settings table */
-        for (i = 0; bios_tbl[i].version[0]; i++) {
-                if (strlen(bios_tbl[i].product) >= prod_len &&
-                    !strncmp(bios_tbl[i].product, product,
-                           strlen(bios_tbl[i].product)) &&
-                    !strcmp(bios_tbl[i].vendor, vendor) &&
-                    !strcmp(bios_tbl[i].version, version)) {
-                        bios_cfg = &bios_tbl[i];
+        for (bt = bios_tbl; bt->vendor[0]; bt++) {
+                /*
+                 * check if actual hardware BIOS vendor, product and version
+                 * IDs start with the strings of BIOS table entry
+                 */
+                if (str_starts_with(vendor, bt->vendor) &&
+                                str_starts_with(product, bt->product) &&
+                                str_starts_with(version, bt->version)) {
+                        bios_cfg = bt;
                         break;
                 }
         }
@@ -640,9 +659,14 @@ static void __exit acerhdf_exit(void)
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Peter Feuerer");
 MODULE_DESCRIPTION("Aspire One temperature and fan driver");
-MODULE_ALIAS("dmi:*:*Acer*:*:");
-MODULE_ALIAS("dmi:*:*Gateway*:*:");
-MODULE_ALIAS("dmi:*:*Packard Bell*:*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAOA*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAspire 1410*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAspire 1810*:");
+MODULE_ALIAS("dmi:*:*Gateway*:pnAOA*:");
+MODULE_ALIAS("dmi:*:*Gateway*:pnLT31*:");
+MODULE_ALIAS("dmi:*:*Packard Bell*:pnAOA*:");
+MODULE_ALIAS("dmi:*:*Packard Bell*:pnDOA*:");
+MODULE_ALIAS("dmi:*:*Packard Bell*:pnDOTMU*:");
 
 module_init(acerhdf_init);
 module_exit(acerhdf_exit);
diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c
index 0c9c53111a22..c1d2aeeea948 100644
--- a/drivers/platform/x86/asus_acpi.c
+++ b/drivers/platform/x86/asus_acpi.c
@@ -35,6 +35,7 @@
 #include <linux/init.h>
 #include <linux/types.h>
 #include <linux/proc_fs.h>
+#include <linux/seq_file.h>
 #include <linux/backlight.h>
 #include <acpi/acpi_drivers.h>
 #include <acpi/acpi_bus.h>
@@ -513,26 +514,12 @@ static int read_acpi_int(acpi_handle handle, const char *method, int *val)
         return (status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER);
 }
 
-/*
- * We write our info in page, we begin at offset off and cannot write more
- * than count bytes. We set eof to 1 if we handle those 2 values. We return the
- * number of bytes written in page
- */
-static int
-proc_read_info(char *page, char **start, off_t off, int count, int *eof,
-               void *data)
+static int asus_info_proc_show(struct seq_file *m, void *v)
 {
-        int len = 0;
         int temp;
-        char buf[16];           /* enough for all info */
-        /*
-         * We use the easy way, we don't care of off and count,
-         * so we don't set eof to 1
-         */
 
-        len += sprintf(page, ACPI_HOTK_NAME " " ASUS_ACPI_VERSION "\n");
-        len += sprintf(page + len, "Model reference    : %s\n",
-                       hotk->methods->name);
+        seq_printf(m, ACPI_HOTK_NAME " " ASUS_ACPI_VERSION "\n");
+        seq_printf(m, "Model reference    : %s\n", hotk->methods->name);
         /*
          * The SFUN method probably allows the original driver to get the list
          * of features supported by a given model. For now, 0x0100 or 0x0800
@@ -540,8 +527,7 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof,
          * The significance of others is yet to be found.
          */
         if (read_acpi_int(hotk->handle, "SFUN", &temp))
-                len +=
-                    sprintf(page + len, "SFUN value         : 0x%04x\n", temp);
+                seq_printf(m, "SFUN value         : 0x%04x\n", temp);
         /*
          * Another value for userspace: the ASYM method returns 0x02 for
          * battery low and 0x04 for battery critical, its readings tend to be
@@ -550,30 +536,34 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof,
          * silently ignored.
          */
         if (read_acpi_int(hotk->handle, "ASYM", &temp))
-                len +=
-                    sprintf(page + len, "ASYM value         : 0x%04x\n", temp);
+                seq_printf(m, "ASYM value         : 0x%04x\n", temp);
         if (asus_info) {
-                snprintf(buf, 16, "%d", asus_info->length);
-                len += sprintf(page + len, "DSDT length        : %s\n", buf);
-                snprintf(buf, 16, "%d", asus_info->checksum);
-                len += sprintf(page + len, "DSDT checksum      : %s\n", buf);
-                snprintf(buf, 16, "%d", asus_info->revision);
-                len += sprintf(page + len, "DSDT revision      : %s\n", buf);
-                snprintf(buf, 7, "%s", asus_info->oem_id);
-                len += sprintf(page + len, "OEM id             : %s\n", buf);
-                snprintf(buf, 9, "%s", asus_info->oem_table_id);
-                len += sprintf(page + len, "OEM table id       : %s\n", buf);
-                snprintf(buf, 16, "%x", asus_info->oem_revision);
-                len += sprintf(page + len, "OEM revision       : 0x%s\n", buf);
-                snprintf(buf, 5, "%s", asus_info->asl_compiler_id);
-                len += sprintf(page + len, "ASL comp vendor id : %s\n", buf);
-                snprintf(buf, 16, "%x", asus_info->asl_compiler_revision);
-                len += sprintf(page + len, "ASL comp revision  : 0x%s\n", buf);
+                seq_printf(m, "DSDT length        : %d\n", asus_info->length);
+                seq_printf(m, "DSDT checksum      : %d\n", asus_info->checksum);
+                seq_printf(m, "DSDT revision      : %d\n", asus_info->revision);
+                seq_printf(m, "OEM id             : %.*s\n", ACPI_OEM_ID_SIZE, asus_info->oem_id);
+                seq_printf(m, "OEM table id       : %.*s\n", ACPI_OEM_TABLE_ID_SIZE, asus_info->oem_table_id);
+                seq_printf(m, "OEM revision       : 0x%x\n", asus_info->oem_revision);
+                seq_printf(m, "ASL comp vendor id : %.*s\n", ACPI_NAME_SIZE, asus_info->asl_compiler_id);
+                seq_printf(m, "ASL comp revision  : 0x%x\n", asus_info->asl_compiler_revision);
         }
 
-        return len;
+        return 0;
+}
+
+static int asus_info_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, asus_info_proc_show, NULL);
 }
 
+static const struct file_operations asus_info_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = asus_info_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+};
+
 /*
  * /proc handlers
  * We write our info in page, we begin at offset off and cannot write more
@@ -639,34 +629,48 @@ write_led(const char __user *buffer, unsigned long count,
 /*
  * Proc handlers for MLED
  */
-static int
-proc_read_mled(char *page, char **start, off_t off, int count, int *eof,
-               void *data)
+static int mled_proc_show(struct seq_file *m, void *v)
 {
-        return sprintf(page, "%d\n",
-                       read_led(hotk->methods->mled_status, MLED_ON));
+        seq_printf(m, "%d\n", read_led(hotk->methods->mled_status, MLED_ON));
+        return 0;
 }
 
-static int
-proc_write_mled(struct file *file, const char __user *buffer,
-                unsigned long count, void *data)
+static int mled_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, mled_proc_show, NULL);
+}
+
+static ssize_t mled_proc_write(struct file *file, const char __user *buffer,
+                size_t count, loff_t *pos)
 {
         return write_led(buffer, count, hotk->methods->mt_mled, MLED_ON, 1);
 }
 
+static const struct file_operations mled_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = mled_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = mled_proc_write,
+};
+
 /*
  * Proc handlers for LED display
  */
-static int
-proc_read_ledd(char *page, char **start, off_t off, int count, int *eof,
-               void *data)
+static int ledd_proc_show(struct seq_file *m, void *v)
 {
-        return sprintf(page, "0x%08x\n", hotk->ledd_status);
+        seq_printf(m, "0x%08x\n", hotk->ledd_status);
+        return 0;
 }
 
-static int
-proc_write_ledd(struct file *file, const char __user *buffer,
-                unsigned long count, void *data)
+static int ledd_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, ledd_proc_show, NULL);
+}
+
+static ssize_t ledd_proc_write(struct file *file, const char __user *buffer,
+                size_t count, loff_t *pos)
 {
         int rv, value;
 
@@ -682,61 +686,104 @@ proc_write_ledd(struct file *file, const char __user *buffer,
         return rv;
 }
 
+static const struct file_operations ledd_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = ledd_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = ledd_proc_write,
+};
+
 /*
  * Proc handlers for WLED
  */
-static int
-proc_read_wled(char *page, char **start, off_t off, int count, int *eof,
-               void *data)
+static int wled_proc_show(struct seq_file *m, void *v)
 {
-        return sprintf(page, "%d\n",
-                       read_led(hotk->methods->wled_status, WLED_ON));
+        seq_printf(m, "%d\n", read_led(hotk->methods->wled_status, WLED_ON));
+        return 0;
 }
 
-static int
-proc_write_wled(struct file *file, const char __user *buffer,
-                unsigned long count, void *data)
+static int wled_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, wled_proc_show, NULL);
+}
+
+static ssize_t wled_proc_write(struct file *file, const char __user *buffer,
+                size_t count, loff_t *pos)
 {
         return write_led(buffer, count, hotk->methods->mt_wled, WLED_ON, 0);
 }
 
+static const struct file_operations wled_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = wled_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = wled_proc_write,
+};
+
 /*
  * Proc handlers for Bluetooth
  */
-static int
-proc_read_bluetooth(char *page, char **start, off_t off, int count, int *eof,
-                    void *data)
+static int bluetooth_proc_show(struct seq_file *m, void *v)
 {
-        return sprintf(page, "%d\n", read_led(hotk->methods->bt_status, BT_ON));
+        seq_printf(m, "%d\n", read_led(hotk->methods->bt_status, BT_ON));
+        return 0;
 }
 
-static int
-proc_write_bluetooth(struct file *file, const char __user *buffer,
-                     unsigned long count, void *data)
+static int bluetooth_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, bluetooth_proc_show, NULL);
+}
+
+static ssize_t bluetooth_proc_write(struct file *file,
+                const char __user *buffer, size_t count, loff_t *pos)
 {
         /* Note: mt_bt_switch controls both internal Bluetooth adapter's
            presence and its LED */
         return write_led(buffer, count, hotk->methods->mt_bt_switch, BT_ON, 0);
 }
 
+static const struct file_operations bluetooth_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = bluetooth_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = bluetooth_proc_write,
+};
+
 /*
  * Proc handlers for TLED
  */
-static int
-proc_read_tled(char *page, char **start, off_t off, int count, int *eof,
-               void *data)
+static int tled_proc_show(struct seq_file *m, void *v)
 {
-        return sprintf(page, "%d\n",
-                       read_led(hotk->methods->tled_status, TLED_ON));
+        seq_printf(m, "%d\n", read_led(hotk->methods->tled_status, TLED_ON));
+        return 0;
 }
 
-static int
-proc_write_tled(struct file *file, const char __user *buffer,
-                unsigned long count, void *data)
+static int tled_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, tled_proc_show, NULL);
+}
+
+static ssize_t tled_proc_write(struct file *file, const char __user *buffer,
+                size_t count, loff_t *pos)
 {
         return write_led(buffer, count, hotk->methods->mt_tled, TLED_ON, 0);
 }
 
+static const struct file_operations tled_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = tled_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = tled_proc_write,
+};
+
 static int get_lcd_state(void)
 {
         int lcd = 0;
@@ -829,16 +876,19 @@ static int set_lcd_state(int value)
 
 }
 
-static int
-proc_read_lcd(char *page, char **start, off_t off, int count, int *eof,
-              void *data)
+static int lcd_proc_show(struct seq_file *m, void *v)
 {
-        return sprintf(page, "%d\n", get_lcd_state());
+        seq_printf(m, "%d\n", get_lcd_state());
+        return 0;
 }
 
-static int
-proc_write_lcd(struct file *file, const char __user *buffer,
-               unsigned long count, void *data)
+static int lcd_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, lcd_proc_show, NULL);
+}
+
+static ssize_t lcd_proc_write(struct file *file, const char __user *buffer,
+               size_t count, loff_t *pos)
 {
         int rv, value;
 
@@ -848,6 +898,15 @@ proc_write_lcd(struct file *file, const char __user *buffer,
         return rv;
 }
 
+static const struct file_operations lcd_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = lcd_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = lcd_proc_write,
+};
+
 static int read_brightness(struct backlight_device *bd)
 {
         int value;
@@ -907,16 +966,19 @@ static int set_brightness_status(struct backlight_device *bd)
         return set_brightness(bd->props.brightness);
 }
 
-static int
-proc_read_brn(char *page, char **start, off_t off, int count, int *eof,
-              void *data)
+static int brn_proc_show(struct seq_file *m, void *v)
 {
-        return sprintf(page, "%d\n", read_brightness(NULL));
+        seq_printf(m, "%d\n", read_brightness(NULL));
+        return 0;
 }
 
-static int
-proc_write_brn(struct file *file, const char __user *buffer,
-               unsigned long count, void *data)
+static int brn_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, brn_proc_show, NULL);
+}
+
+static ssize_t brn_proc_write(struct file *file, const char __user *buffer,
+               size_t count, loff_t *pos)
 {
         int rv, value;
 
@@ -929,6 +991,15 @@ proc_write_brn(struct file *file, const char __user *buffer,
         return rv;
 }
 
+static const struct file_operations brn_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = brn_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = brn_proc_write,
+};
+
 static void set_display(int value)
 {
         /* no sanity check needed for now */
@@ -942,9 +1013,7 @@ static void set_display(int value)
  * Now, *this* one could be more user-friendly, but so far, no-one has
  * complained. The significance of bits is the same as in proc_write_disp()
  */
-static int
-proc_read_disp(char *page, char **start, off_t off, int count, int *eof,
-               void *data)
+static int disp_proc_show(struct seq_file *m, void *v)
 {
         int value = 0;
 
@@ -952,7 +1021,13 @@ proc_read_disp(char *page, char **start, off_t off, int count, int *eof,
                 printk(KERN_WARNING
                        "Asus ACPI: Error reading display status\n");
         value &= 0x07;  /* needed for some models, shouldn't hurt others */
-        return sprintf(page, "%d\n", value);
+        seq_printf(m, "%d\n", value);
+        return 0;
+}
+
+static int disp_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, disp_proc_show, NULL);
 }
 
 /*
@@ -961,9 +1036,8 @@ proc_read_disp(char *page, char **start, off_t off, int count, int *eof,
  * (bitwise) of these will suffice. I never actually tested 3 displays hooked
  * up simultaneously, so be warned. See the acpi4asus README for more info.
  */
-static int
-proc_write_disp(struct file *file, const char __user *buffer,
-                unsigned long count, void *data)
+static ssize_t disp_proc_write(struct file *file, const char __user *buffer,
+                size_t count, loff_t *pos)
 {
         int rv, value;
 
@@ -973,25 +1047,27 @@ proc_write_disp(struct file *file, const char __user *buffer,
         return rv;
 }
 
-typedef int (proc_readfunc) (char *page, char **start, off_t off, int count,
-                             int *eof, void *data);
-typedef int (proc_writefunc) (struct file *file, const char __user *buffer,
-                              unsigned long count, void *data);
+static const struct file_operations disp_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = disp_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = disp_proc_write,
+};
 
 static int
-asus_proc_add(char *name, proc_writefunc *writefunc,
-                     proc_readfunc *readfunc, mode_t mode,
+asus_proc_add(char *name, const struct file_operations *proc_fops, mode_t mode,
                      struct acpi_device *device)
 {
-        struct proc_dir_entry *proc =
-            create_proc_entry(name, mode, acpi_device_dir(device));
+        struct proc_dir_entry *proc;
+
+        proc = proc_create_data(name, mode, acpi_device_dir(device),
+                                proc_fops, acpi_driver_data(device));
         if (!proc) {
                 printk(KERN_WARNING "  Unable to create %s fs entry\n", name);
                 return -1;
         }
-        proc->write_proc = writefunc;
-        proc->read_proc = readfunc;
-        proc->data = acpi_driver_data(device);
         proc->uid = asus_uid;
         proc->gid = asus_gid;
         return 0;
@@ -1020,10 +1096,9 @@ static int asus_hotk_add_fs(struct acpi_device *device)
         if (!acpi_device_dir(device))
                 return -ENODEV;
 
-        proc = create_proc_entry(PROC_INFO, mode, acpi_device_dir(device));
+        proc = proc_create(PROC_INFO, mode, acpi_device_dir(device),
+                           &asus_info_proc_fops);
         if (proc) {
-                proc->read_proc = proc_read_info;
-                proc->data = acpi_driver_data(device);
                 proc->uid = asus_uid;
                 proc->gid = asus_gid;
         } else {
@@ -1032,28 +1107,23 @@ static int asus_hotk_add_fs(struct acpi_device *device)
         }
 
         if (hotk->methods->mt_wled) {
-                asus_proc_add(PROC_WLED, &proc_write_wled, &proc_read_wled,
-                              mode, device);
+                asus_proc_add(PROC_WLED, &wled_proc_fops, mode, device);
         }
 
         if (hotk->methods->mt_ledd) {
-                asus_proc_add(PROC_LEDD, &proc_write_ledd, &proc_read_ledd,
-                              mode, device);
+                asus_proc_add(PROC_LEDD, &ledd_proc_fops, mode, device);
         }
 
         if (hotk->methods->mt_mled) {
-                asus_proc_add(PROC_MLED, &proc_write_mled, &proc_read_mled,
-                              mode, device);
+                asus_proc_add(PROC_MLED, &mled_proc_fops, mode, device);
         }
 
         if (hotk->methods->mt_tled) {
-                asus_proc_add(PROC_TLED, &proc_write_tled, &proc_read_tled,
-                              mode, device);
+                asus_proc_add(PROC_TLED, &tled_proc_fops, mode, device);
         }
 
         if (hotk->methods->mt_bt_switch) {
-                asus_proc_add(PROC_BT, &proc_write_bluetooth,
-                              &proc_read_bluetooth, mode, device);
+                asus_proc_add(PROC_BT, &bluetooth_proc_fops, mode, device);
         }
 
         /*
@@ -1061,19 +1131,16 @@ static int asus_hotk_add_fs(struct acpi_device *device)
          * accessible from the keyboard
          */
         if (hotk->methods->mt_lcd_switch && hotk->methods->lcd_status) {
-                asus_proc_add(PROC_LCD, &proc_write_lcd, &proc_read_lcd, mode,
-                              device);
+                asus_proc_add(PROC_LCD, &lcd_proc_fops, mode, device);
         }
 
         if ((hotk->methods->brightness_up && hotk->methods->brightness_down) ||
             (hotk->methods->brightness_get && hotk->methods->brightness_set)) {
-                asus_proc_add(PROC_BRN, &proc_write_brn, &proc_read_brn, mode,
-                              device);
+                asus_proc_add(PROC_BRN, &brn_proc_fops, mode, device);
         }
 
         if (hotk->methods->display_set) {
-                asus_proc_add(PROC_DISP, &proc_write_disp, &proc_read_disp,
-                              mode, device);
+                asus_proc_add(PROC_DISP, &disp_proc_fops, mode, device);
         }
 
         return 0;
diff --git a/drivers/platform/x86/classmate-laptop.c b/drivers/platform/x86/classmate-laptop.c
new file mode 100644
index 000000000000..ed90082cdf1d
--- /dev/null
+++ b/drivers/platform/x86/classmate-laptop.c
@@ -0,0 +1,609 @@
+/*
+ *  Copyright (C) 2009  Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/workqueue.h>
+#include <acpi/acpi_drivers.h>
+#include <linux/backlight.h>
+#include <linux/input.h>
+
+MODULE_LICENSE("GPL");
+
+
+struct cmpc_accel {
+        int sensitivity;
+};
+
+#define CMPC_ACCEL_SENSITIVITY_DEFAULT          5
+
+
+/*
+ * Generic input device code.
+ */
+
+typedef void (*input_device_init)(struct input_dev *dev);
+
+static int cmpc_add_acpi_notify_device(struct acpi_device *acpi, char *name,
+                                       input_device_init idev_init)
+{
+        struct input_dev *inputdev;
+        int error;
+
+        inputdev = input_allocate_device();
+        if (!inputdev)
+                return -ENOMEM;
+        inputdev->name = name;
+        inputdev->dev.parent = &acpi->dev;
+        idev_init(inputdev);
+        error = input_register_device(inputdev);
+        if (error) {
+                input_free_device(inputdev);
+                return error;
+        }
+        dev_set_drvdata(&acpi->dev, inputdev);
+        return 0;
+}
+
+static int cmpc_remove_acpi_notify_device(struct acpi_device *acpi)
+{
+        struct input_dev *inputdev = dev_get_drvdata(&acpi->dev);
+        input_unregister_device(inputdev);
+        return 0;
+}
+
+/*
+ * Accelerometer code.
+ */
+static acpi_status cmpc_start_accel(acpi_handle handle)
+{
+        union acpi_object param[2];
+        struct acpi_object_list input;
+        acpi_status status;
+
+        param[0].type = ACPI_TYPE_INTEGER;
+        param[0].integer.value = 0x3;
+        param[1].type = ACPI_TYPE_INTEGER;
+        input.count = 2;
+        input.pointer = param;
+        status = acpi_evaluate_object(handle, "ACMD", &input, NULL);
+        return status;
+}
+
+static acpi_status cmpc_stop_accel(acpi_handle handle)
+{
+        union acpi_object param[2];
+        struct acpi_object_list input;
+        acpi_status status;
+
+        param[0].type = ACPI_TYPE_INTEGER;
+        param[0].integer.value = 0x4;
+        param[1].type = ACPI_TYPE_INTEGER;
+        input.count = 2;
+        input.pointer = param;
+        status = acpi_evaluate_object(handle, "ACMD", &input, NULL);
+        return status;
+}
+
+static acpi_status cmpc_accel_set_sensitivity(acpi_handle handle, int val)
+{
+        union acpi_object param[2];
+        struct acpi_object_list input;
+
+        param[0].type = ACPI_TYPE_INTEGER;
+        param[0].integer.value = 0x02;
+        param[1].type = ACPI_TYPE_INTEGER;
+        param[1].integer.value = val;
+        input.count = 2;
+        input.pointer = param;
+        return acpi_evaluate_object(handle, "ACMD", &input, NULL);
+}
+
+static acpi_status cmpc_get_accel(acpi_handle handle,
+                                  unsigned char *x,
+                                  unsigned char *y,
+                                  unsigned char *z)
+{
+        union acpi_object param[2];
+        struct acpi_object_list input;
+        struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, 0 };
+        unsigned char *locs;
+        acpi_status status;
+
+        param[0].type = ACPI_TYPE_INTEGER;
+        param[0].integer.value = 0x01;
+        param[1].type = ACPI_TYPE_INTEGER;
+        input.count = 2;
+        input.pointer = param;
+        status = acpi_evaluate_object(handle, "ACMD", &input, &output);
+        if (ACPI_SUCCESS(status)) {
+                union acpi_object *obj;
+                obj = output.pointer;
+                locs = obj->buffer.pointer;
+                *x = locs[0];
+                *y = locs[1];
+                *z = locs[2];
+                kfree(output.pointer);
+        }
+        return status;
+}
+
+static void cmpc_accel_handler(struct acpi_device *dev, u32 event)
+{
+        if (event == 0x81) {
+                unsigned char x, y, z;
+                acpi_status status;
+
+                status = cmpc_get_accel(dev->handle, &x, &y, &z);
+                if (ACPI_SUCCESS(status)) {
+                        struct input_dev *inputdev = dev_get_drvdata(&dev->dev);
+
+                        input_report_abs(inputdev, ABS_X, x);
+                        input_report_abs(inputdev, ABS_Y, y);
+                        input_report_abs(inputdev, ABS_Z, z);
+                        input_sync(inputdev);
+                }
+        }
+}
+
+static ssize_t cmpc_accel_sensitivity_show(struct device *dev,
+                                           struct device_attribute *attr,
+                                           char *buf)
+{
+        struct acpi_device *acpi;
+        struct input_dev *inputdev;
+        struct cmpc_accel *accel;
+
+        acpi = to_acpi_device(dev);
+        inputdev = dev_get_drvdata(&acpi->dev);
+        accel = dev_get_drvdata(&inputdev->dev);
+
+        return sprintf(buf, "%d\n", accel->sensitivity);
+}
+
+static ssize_t cmpc_accel_sensitivity_store(struct device *dev,
+                                            struct device_attribute *attr,
+                                            const char *buf, size_t count)
+{
+        struct acpi_device *acpi;
+        struct input_dev *inputdev;
+        struct cmpc_accel *accel;
+        unsigned long sensitivity;
+        int r;
+
+        acpi = to_acpi_device(dev);
+        inputdev = dev_get_drvdata(&acpi->dev);
+        accel = dev_get_drvdata(&inputdev->dev);
+
+        r = strict_strtoul(buf, 0, &sensitivity);
+        if (r)
+                return r;
+
+        accel->sensitivity = sensitivity;
+        cmpc_accel_set_sensitivity(acpi->handle, sensitivity);
+
+        return strnlen(buf, count);
+}
+
+struct device_attribute cmpc_accel_sensitivity_attr = {
+        .attr = { .name = "sensitivity", .mode = 0660 },
+        .show = cmpc_accel_sensitivity_show,
+        .store = cmpc_accel_sensitivity_store
+};
+
+static int cmpc_accel_open(struct input_dev *input)
+{
+        struct acpi_device *acpi;
+
+        acpi = to_acpi_device(input->dev.parent);
+        if (ACPI_SUCCESS(cmpc_start_accel(acpi->handle)))
+                return 0;
+        return -EIO;
+}
+
+static void cmpc_accel_close(struct input_dev *input)
+{
+        struct acpi_device *acpi;
+
+        acpi = to_acpi_device(input->dev.parent);
+        cmpc_stop_accel(acpi->handle);
+}
+
+static void cmpc_accel_idev_init(struct input_dev *inputdev)
+{
+        set_bit(EV_ABS, inputdev->evbit);
+        input_set_abs_params(inputdev, ABS_X, 0, 255, 8, 0);
+        input_set_abs_params(inputdev, ABS_Y, 0, 255, 8, 0);
+        input_set_abs_params(inputdev, ABS_Z, 0, 255, 8, 0);
+        inputdev->open = cmpc_accel_open;
+        inputdev->close = cmpc_accel_close;
+}
+
+static int cmpc_accel_add(struct acpi_device *acpi)
+{
+        int error;
+        struct input_dev *inputdev;
+        struct cmpc_accel *accel;
+
+        accel = kmalloc(sizeof(*accel), GFP_KERNEL);
+        if (!accel)
+                return -ENOMEM;
+
+        accel->sensitivity = CMPC_ACCEL_SENSITIVITY_DEFAULT;
+        cmpc_accel_set_sensitivity(acpi->handle, accel->sensitivity);
+
+        error = device_create_file(&acpi->dev, &cmpc_accel_sensitivity_attr);
+        if (error)
+                goto failed_file;
+
+        error = cmpc_add_acpi_notify_device(acpi, "cmpc_accel",
+                                            cmpc_accel_idev_init);
+        if (error)
+                goto failed_input;
+
+        inputdev = dev_get_drvdata(&acpi->dev);
+        dev_set_drvdata(&inputdev->dev, accel);
+
+        return 0;
+
+failed_input:
+        device_remove_file(&acpi->dev, &cmpc_accel_sensitivity_attr);
+failed_file:
+        kfree(accel);
+        return error;
+}
+
+static int cmpc_accel_remove(struct acpi_device *acpi, int type)
+{
+        struct input_dev *inputdev;
+        struct cmpc_accel *accel;
+
+        inputdev = dev_get_drvdata(&acpi->dev);
+        accel = dev_get_drvdata(&inputdev->dev);
+
+        device_remove_file(&acpi->dev, &cmpc_accel_sensitivity_attr);
+        return cmpc_remove_acpi_notify_device(acpi);
+}
+
+static const struct acpi_device_id cmpc_accel_device_ids[] = {
+        {"ACCE0000", 0},
+        {"", 0}
+};
+MODULE_DEVICE_TABLE(acpi, cmpc_accel_device_ids);
+
+static struct acpi_driver cmpc_accel_acpi_driver = {
+        .owner = THIS_MODULE,
+        .name = "cmpc_accel",
+        .class = "cmpc_accel",
+        .ids = cmpc_accel_device_ids,
+        .ops = {
+                .add = cmpc_accel_add,
+                .remove = cmpc_accel_remove,
+                .notify = cmpc_accel_handler,
+        }
+};
+
+
+/*
+ * Tablet mode code.
+ */
+static acpi_status cmpc_get_tablet(acpi_handle handle,
+                                   unsigned long long *value)
+{
+        union acpi_object param;
+        struct acpi_object_list input;
+        unsigned long long output;
+        acpi_status status;
+
+        param.type = ACPI_TYPE_INTEGER;
+        param.integer.value = 0x01;
+        input.count = 1;
+        input.pointer = &param;
+        status = acpi_evaluate_integer(handle, "TCMD", &input, &output);
+        if (ACPI_SUCCESS(status))
+                *value = output;
+        return status;
+}
+
+static void cmpc_tablet_handler(struct acpi_device *dev, u32 event)
+{
+        unsigned long long val = 0;
+        struct input_dev *inputdev = dev_get_drvdata(&dev->dev);
+
+        if (event == 0x81) {
+                if (ACPI_SUCCESS(cmpc_get_tablet(dev->handle, &val)))
+                        input_report_switch(inputdev, SW_TABLET_MODE, !val);
+        }
+}
+
+static void cmpc_tablet_idev_init(struct input_dev *inputdev)
+{
+        unsigned long long val = 0;
+        struct acpi_device *acpi;
+
+        set_bit(EV_SW, inputdev->evbit);
+        set_bit(SW_TABLET_MODE, inputdev->swbit);
+
+        acpi = to_acpi_device(inputdev->dev.parent);
+        if (ACPI_SUCCESS(cmpc_get_tablet(acpi->handle, &val)))
+                input_report_switch(inputdev, SW_TABLET_MODE, !val);
+}
+
+static int cmpc_tablet_add(struct acpi_device *acpi)
+{
+        return cmpc_add_acpi_notify_device(acpi, "cmpc_tablet",
+                                           cmpc_tablet_idev_init);
+}
+
+static int cmpc_tablet_remove(struct acpi_device *acpi, int type)
+{
+        return cmpc_remove_acpi_notify_device(acpi);
+}
+
+static int cmpc_tablet_resume(struct acpi_device *acpi)
+{
+        struct input_dev *inputdev = dev_get_drvdata(&acpi->dev);
+        unsigned long long val = 0;
+        if (ACPI_SUCCESS(cmpc_get_tablet(acpi->handle, &val)))
+                input_report_switch(inputdev, SW_TABLET_MODE, !val);
+        return 0;
+}
+
+static const struct acpi_device_id cmpc_tablet_device_ids[] = {
+        {"TBLT0000", 0},
+        {"", 0}
+};
+MODULE_DEVICE_TABLE(acpi, cmpc_tablet_device_ids);
+
+static struct acpi_driver cmpc_tablet_acpi_driver = {
+        .owner = THIS_MODULE,
+        .name = "cmpc_tablet",
+        .class = "cmpc_tablet",
+        .ids = cmpc_tablet_device_ids,
+        .ops = {
+                .add = cmpc_tablet_add,
+                .remove = cmpc_tablet_remove,
+                .resume = cmpc_tablet_resume,
+                .notify = cmpc_tablet_handler,
+        }
+};
+
+
+/*
+ * Backlight code.
+ */
+
+static acpi_status cmpc_get_brightness(acpi_handle handle,
+                                       unsigned long long *value)
+{
+        union acpi_object param;
+        struct acpi_object_list input;
+        unsigned long long output;
+        acpi_status status;
+
+        param.type = ACPI_TYPE_INTEGER;
+        param.integer.value = 0xC0;
+        input.count = 1;
+        input.pointer = &param;
+        status = acpi_evaluate_integer(handle, "GRDI", &input, &output);
+        if (ACPI_SUCCESS(status))
+                *value = output;
+        return status;
+}
+
+static acpi_status cmpc_set_brightness(acpi_handle handle,
+                                       unsigned long long value)
+{
+        union acpi_object param[2];
+        struct acpi_object_list input;
+        acpi_status status;
+        unsigned long long output;
+
+        param[0].type = ACPI_TYPE_INTEGER;
+        param[0].integer.value = 0xC0;
+        param[1].type = ACPI_TYPE_INTEGER;
+        param[1].integer.value = value;
+        input.count = 2;
+        input.pointer = param;
+        status = acpi_evaluate_integer(handle, "GWRI", &input, &output);
+        return status;
+}
+
+static int cmpc_bl_get_brightness(struct backlight_device *bd)
+{
+        acpi_status status;
+        acpi_handle handle;
+        unsigned long long brightness;
+
+        handle = bl_get_data(bd);
+        status = cmpc_get_brightness(handle, &brightness);
+        if (ACPI_SUCCESS(status))
+                return brightness;
+        else
+                return -1;
+}
+
+static int cmpc_bl_update_status(struct backlight_device *bd)
+{
+        acpi_status status;
+        acpi_handle handle;
+
+        handle = bl_get_data(bd);
+        status = cmpc_set_brightness(handle, bd->props.brightness);
+        if (ACPI_SUCCESS(status))
+                return 0;
+        else
+                return -1;
+}
+
+static struct backlight_ops cmpc_bl_ops = {
+        .get_brightness = cmpc_bl_get_brightness,
+        .update_status = cmpc_bl_update_status
+};
+
+static int cmpc_bl_add(struct acpi_device *acpi)
+{
+        struct backlight_device *bd;
+
+        bd = backlight_device_register("cmpc_bl", &acpi->dev,
+                                       acpi->handle, &cmpc_bl_ops);
+        bd->props.max_brightness = 7;
+        dev_set_drvdata(&acpi->dev, bd);
+        return 0;
+}
+
+static int cmpc_bl_remove(struct acpi_device *acpi, int type)
+{
+        struct backlight_device *bd;
+
+        bd = dev_get_drvdata(&acpi->dev);
+        backlight_device_unregister(bd);
+        return 0;
+}
+
+static const struct acpi_device_id cmpc_device_ids[] = {
+        {"IPML200", 0},
+        {"", 0}
+};
+MODULE_DEVICE_TABLE(acpi, cmpc_device_ids);
+
+static struct acpi_driver cmpc_bl_acpi_driver = {
+        .owner = THIS_MODULE,
+        .name = "cmpc",
+        .class = "cmpc",
+        .ids = cmpc_device_ids,
+        .ops = {
+                .add = cmpc_bl_add,
+                .remove = cmpc_bl_remove
+        }
+};
+
+
+/*
+ * Extra keys code.
+ */
+static int cmpc_keys_codes[] = {
+        KEY_UNKNOWN,
+        KEY_WLAN,
+        KEY_SWITCHVIDEOMODE,
+        KEY_BRIGHTNESSDOWN,
+        KEY_BRIGHTNESSUP,
+        KEY_VENDOR,
+        KEY_MAX
+};
+
+static void cmpc_keys_handler(struct acpi_device *dev, u32 event)
+{
+        struct input_dev *inputdev;
+        int code = KEY_MAX;
+
+        if ((event & 0x0F) < ARRAY_SIZE(cmpc_keys_codes))
+                code = cmpc_keys_codes[event & 0x0F];
+        inputdev = dev_get_drvdata(&dev->dev);;
+        input_report_key(inputdev, code, !(event & 0x10));
+}
+
+static void cmpc_keys_idev_init(struct input_dev *inputdev)
+{
+        int i;
+
+        set_bit(EV_KEY, inputdev->evbit);
+        for (i = 0; cmpc_keys_codes[i] != KEY_MAX; i++)
+                set_bit(cmpc_keys_codes[i], inputdev->keybit);
+}
+
+static int cmpc_keys_add(struct acpi_device *acpi)
+{
+        return cmpc_add_acpi_notify_device(acpi, "cmpc_keys",
+                                           cmpc_keys_idev_init);
+}
+
+static int cmpc_keys_remove(struct acpi_device *acpi, int type)
+{
+        return cmpc_remove_acpi_notify_device(acpi);
+}
+
+static const struct acpi_device_id cmpc_keys_device_ids[] = {
+        {"FnBT0000", 0},
+        {"", 0}
+};
+MODULE_DEVICE_TABLE(acpi, cmpc_keys_device_ids);
+
+static struct acpi_driver cmpc_keys_acpi_driver = {
+        .owner = THIS_MODULE,
+        .name = "cmpc_keys",
+        .class = "cmpc_keys",
+        .ids = cmpc_keys_device_ids,
+        .ops = {
+                .add = cmpc_keys_add,
+                .remove = cmpc_keys_remove,
+                .notify = cmpc_keys_handler,
+        }
+};
+
+
+/*
+ * General init/exit code.
+ */
+
+static int cmpc_init(void)
+{
+        int r;
+
+        r = acpi_bus_register_driver(&cmpc_keys_acpi_driver);
+        if (r)
+                goto failed_keys;
+
+        r = acpi_bus_register_driver(&cmpc_bl_acpi_driver);
+        if (r)
+                goto failed_bl;
+
+        r = acpi_bus_register_driver(&cmpc_tablet_acpi_driver);
+        if (r)
+                goto failed_tablet;
+
+        r = acpi_bus_register_driver(&cmpc_accel_acpi_driver);
+        if (r)
+                goto failed_accel;
+
+        return r;
+
+failed_accel:
+        acpi_bus_unregister_driver(&cmpc_tablet_acpi_driver);
+
+failed_tablet:
+        acpi_bus_unregister_driver(&cmpc_bl_acpi_driver);
+
+failed_bl:
+        acpi_bus_unregister_driver(&cmpc_keys_acpi_driver);
+
+failed_keys:
+        return r;
+}
+
+static void cmpc_exit(void)
+{
+        acpi_bus_unregister_driver(&cmpc_accel_acpi_driver);
+        acpi_bus_unregister_driver(&cmpc_tablet_acpi_driver);
+        acpi_bus_unregister_driver(&cmpc_bl_acpi_driver);
+        acpi_bus_unregister_driver(&cmpc_keys_acpi_driver);
+}
+
+module_init(cmpc_init);
+module_exit(cmpc_exit);
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 67f3fe71c509..1b1dddbd5744 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -202,8 +202,13 @@ static void dell_wmi_notify(u32 value, void *context)
         struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL };
         static struct key_entry *key;
         union acpi_object *obj;
+        acpi_status status;
 
-        wmi_get_event_data(value, &response);
+        status = wmi_get_event_data(value, &response);
+        if (status != AE_OK) {
+                printk(KERN_INFO "dell-wmi: bad event status 0x%x\n", status);
+                return;
+        }
 
         obj = (union acpi_object *)response.pointer;
 
@@ -238,6 +243,7 @@ static void dell_wmi_notify(u32 value, void *context)
                         input_sync(dell_wmi_input_dev);
                 }
         }
+        kfree(obj);
 }
 
 
@@ -322,39 +328,37 @@ static int __init dell_wmi_input_setup(void)
 static int __init dell_wmi_init(void)
 {
         int err;
+        acpi_status status;
 
-        if (wmi_has_guid(DELL_EVENT_GUID)) {
-
-                dmi_walk(find_hk_type, NULL);
-
-                err = dell_wmi_input_setup();
-
-                if (err)
-                        return err;
+        if (!wmi_has_guid(DELL_EVENT_GUID)) {
+                printk(KERN_WARNING "dell-wmi: No known WMI GUID found\n");
+                return -ENODEV;
+        }
 
-                err = wmi_install_notify_handler(DELL_EVENT_GUID,
-                                                 dell_wmi_notify, NULL);
-                if (err) {
-                        input_unregister_device(dell_wmi_input_dev);
-                        printk(KERN_ERR "dell-wmi: Unable to register"
-                               " notify handler - %d\n", err);
-                        return err;
-                }
+        dmi_walk(find_hk_type, NULL);
+        acpi_video = acpi_video_backlight_support();
 
-                acpi_video = acpi_video_backlight_support();
+        err = dell_wmi_input_setup();
+        if (err)
+                return err;
 
-        } else
-                printk(KERN_WARNING "dell-wmi: No known WMI GUID found\n");
+        status = wmi_install_notify_handler(DELL_EVENT_GUID,
+                                         dell_wmi_notify, NULL);
+        if (ACPI_FAILURE(status)) {
+                input_unregister_device(dell_wmi_input_dev);
+                printk(KERN_ERR
+                        "dell-wmi: Unable to register notify handler - %d\n",
+                        status);
+                return -ENODEV;
+        }
 
         return 0;
 }
 
 static void __exit dell_wmi_exit(void)
 {
-        if (wmi_has_guid(DELL_EVENT_GUID)) {
-                wmi_remove_notify_handler(DELL_EVENT_GUID);
-                input_unregister_device(dell_wmi_input_dev);
-        }
+        wmi_remove_notify_handler(DELL_EVENT_GUID);
+        input_unregister_device(dell_wmi_input_dev);
 }
 
 module_init(dell_wmi_init);
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 5838c69b2fb3..e2be6bb33d92 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -31,10 +31,12 @@
 #include <acpi/acpi_bus.h>
 #include <linux/uaccess.h>
 #include <linux/input.h>
+#include <linux/input/sparse-keymap.h>
 #include <linux/rfkill.h>
 #include <linux/pci.h>
 #include <linux/pci_hotplug.h>
 #include <linux/leds.h>
+#include <linux/dmi.h>
 
 #define EEEPC_LAPTOP_VERSION    "0.1"
 #define EEEPC_LAPTOP_NAME       "Eee PC Hotkey Driver"
@@ -48,6 +50,14 @@ MODULE_AUTHOR("Corentin Chary, Eric Cooper");
 MODULE_DESCRIPTION(EEEPC_LAPTOP_NAME);
 MODULE_LICENSE("GPL");
 
+static bool hotplug_disabled;
+
+module_param(hotplug_disabled, bool, 0644);
+MODULE_PARM_DESC(hotplug_disabled,
+                 "Disable hotplug for wireless device. "
+                 "If your laptop need that, please report to "
+                 "acpi4asus-user@lists.sourceforge.net.");
+
 /*
  * Definitions for Asus EeePC
  */
@@ -120,38 +130,28 @@ static const char *cm_setv[] = {
         NULL, NULL, "PBPS", "TPDS"
 };
 
-struct key_entry {
-        char type;
-        u8 code;
-        u16 keycode;
-};
-
-enum { KE_KEY, KE_END };
-
 static const struct key_entry eeepc_keymap[] = {
-        /* Sleep already handled via generic ACPI code */
-        {KE_KEY, 0x10, KEY_WLAN },
-        {KE_KEY, 0x11, KEY_WLAN },
-        {KE_KEY, 0x12, KEY_PROG1 },
-        {KE_KEY, 0x13, KEY_MUTE },
-        {KE_KEY, 0x14, KEY_VOLUMEDOWN },
-        {KE_KEY, 0x15, KEY_VOLUMEUP },
-        {KE_KEY, 0x16, KEY_DISPLAY_OFF },
-        {KE_KEY, 0x1a, KEY_COFFEE },
-        {KE_KEY, 0x1b, KEY_ZOOM },
-        {KE_KEY, 0x1c, KEY_PROG2 },
-        {KE_KEY, 0x1d, KEY_PROG3 },
-        {KE_KEY, NOTIFY_BRN_MIN, KEY_BRIGHTNESSDOWN },
-        {KE_KEY, NOTIFY_BRN_MAX, KEY_BRIGHTNESSUP },
-        {KE_KEY, 0x30, KEY_SWITCHVIDEOMODE },
-        {KE_KEY, 0x31, KEY_SWITCHVIDEOMODE },
-        {KE_KEY, 0x32, KEY_SWITCHVIDEOMODE },
-        {KE_KEY, 0x37, KEY_F13 }, /* Disable Touchpad */
-        {KE_KEY, 0x38, KEY_F14 },
-        {KE_END, 0},
+        { KE_KEY, 0x10, { KEY_WLAN } },
+        { KE_KEY, 0x11, { KEY_WLAN } },
+        { KE_KEY, 0x12, { KEY_PROG1 } },
+        { KE_KEY, 0x13, { KEY_MUTE } },
+        { KE_KEY, 0x14, { KEY_VOLUMEDOWN } },
+        { KE_KEY, 0x15, { KEY_VOLUMEUP } },
+        { KE_KEY, 0x16, { KEY_DISPLAY_OFF } },
+        { KE_KEY, 0x1a, { KEY_COFFEE } },
+        { KE_KEY, 0x1b, { KEY_ZOOM } },
+        { KE_KEY, 0x1c, { KEY_PROG2 } },
+        { KE_KEY, 0x1d, { KEY_PROG3 } },
+        { KE_KEY, NOTIFY_BRN_MIN, { KEY_BRIGHTNESSDOWN } },
+        { KE_KEY, NOTIFY_BRN_MAX, { KEY_BRIGHTNESSUP } },
+        { KE_KEY, 0x30, { KEY_SWITCHVIDEOMODE } },
+        { KE_KEY, 0x31, { KEY_SWITCHVIDEOMODE } },
+        { KE_KEY, 0x32, { KEY_SWITCHVIDEOMODE } },
+        { KE_KEY, 0x37, { KEY_F13 } }, /* Disable Touchpad */
+        { KE_KEY, 0x38, { KEY_F14 } },
+        { KE_END, 0 },
 };
 
-
 /*
  * This is the main structure, we can use it to store useful information
  */
@@ -159,6 +159,8 @@ struct eeepc_laptop {
         acpi_handle handle;             /* the handle of the acpi device */
         u32 cm_supported;               /* the control methods supported
                                            by this BIOS */
+        bool cpufv_disabled;
+        bool hotplug_disabled;
         u16 event_count[128];           /* count for each event */
 
         struct platform_device *platform_device;
@@ -378,6 +380,8 @@ static ssize_t store_cpufv(struct device *dev,
         struct eeepc_cpufv c;
         int rv, value;
 
+        if (eeepc->cpufv_disabled)
+                return -EPERM;
         if (get_cpufv(eeepc, &c))
                 return -ENODEV;
         rv = parse_arg(buf, count, &value);
@@ -389,6 +393,41 @@ static ssize_t store_cpufv(struct device *dev,
         return rv;
 }
 
+static ssize_t show_cpufv_disabled(struct device *dev,
+                          struct device_attribute *attr,
+                          char *buf)
+{
+        struct eeepc_laptop *eeepc = dev_get_drvdata(dev);
+
+        return sprintf(buf, "%d\n", eeepc->cpufv_disabled);
+}
+
+static ssize_t store_cpufv_disabled(struct device *dev,
+                           struct device_attribute *attr,
+                           const char *buf, size_t count)
+{
+        struct eeepc_laptop *eeepc = dev_get_drvdata(dev);
+        int rv, value;
+
+        rv = parse_arg(buf, count, &value);
+        if (rv < 0)
+                return rv;
+
+        switch (value) {
+        case 0:
+                if (eeepc->cpufv_disabled)
+                        pr_warning("cpufv enabled (not officially supported "
+                                "on this model)\n");
+                eeepc->cpufv_disabled = false;
+                return rv;
+        case 1:
+                return -EPERM;
+        default:
+                return -EINVAL;
+        }
+}
+
+
 static struct device_attribute dev_attr_cpufv = {
         .attr = {
                 .name = "cpufv",
@@ -404,12 +443,22 @@ static struct device_attribute dev_attr_available_cpufv = {
         .show   = show_available_cpufv
 };
 
+static struct device_attribute dev_attr_cpufv_disabled = {
+        .attr = {
+                .name = "cpufv_disabled",
+                .mode = 0644 },
+        .show   = show_cpufv_disabled,
+        .store  = store_cpufv_disabled
+};
+
+
 static struct attribute *platform_attributes[] = {
         &dev_attr_camera.attr,
         &dev_attr_cardr.attr,
         &dev_attr_disp.attr,
         &dev_attr_cpufv.attr,
         &dev_attr_available_cpufv.attr,
+        &dev_attr_cpufv_disabled.attr,
         NULL
 };
 
@@ -796,6 +845,9 @@ static int eeepc_rfkill_init(struct eeepc_laptop *eeepc)
         if (result && result != -ENODEV)
                 goto exit;
 
+        if (eeepc->hotplug_disabled)
+                return 0;
+
         result = eeepc_setup_pci_hotplug(eeepc);
         /*
          * If we get -EBUSY then something else is handling the PCI hotplug -
@@ -1090,120 +1142,42 @@ static void eeepc_backlight_exit(struct eeepc_laptop *eeepc)
 /*
  * Input device (i.e. hotkeys)
  */
-static struct key_entry *eeepc_get_entry_by_scancode(
-        struct eeepc_laptop *eeepc,
-        int code)
+static int eeepc_input_init(struct eeepc_laptop *eeepc)
 {
-        struct key_entry *key;
+        struct input_dev *input;
+        int error;
 
-        for (key = eeepc->keymap; key->type != KE_END; key++)
-                if (code == key->code)
-                        return key;
-
-        return NULL;
-}
-
-static void eeepc_input_notify(struct eeepc_laptop *eeepc, int event)
-{
-        static struct key_entry *key;
-
-        key = eeepc_get_entry_by_scancode(eeepc, event);
-        if (key) {
-                switch (key->type) {
-                case KE_KEY:
-                        input_report_key(eeepc->inputdev, key->keycode,
-                                                1);
-                        input_sync(eeepc->inputdev);
-                        input_report_key(eeepc->inputdev, key->keycode,
-                                                0);
-                        input_sync(eeepc->inputdev);
-                        break;
-                }
+        input = input_allocate_device();
+        if (!input) {
+                pr_info("Unable to allocate input device\n");
+                return -ENOMEM;
         }
-}
-
-static struct key_entry *eeepc_get_entry_by_keycode(
-        struct eeepc_laptop *eeepc, int code)
-{
-        struct key_entry *key;
-
-        for (key = eeepc->keymap; key->type != KE_END; key++)
-                if (code == key->keycode && key->type == KE_KEY)
-                        return key;
 
-        return NULL;
-}
+        input->name = "Asus EeePC extra buttons";
+        input->phys = EEEPC_LAPTOP_FILE "/input0";
+        input->id.bustype = BUS_HOST;
+        input->dev.parent = &eeepc->platform_device->dev;
 
-static int eeepc_getkeycode(struct input_dev *dev, int scancode, int *keycode)
-{
-        struct eeepc_laptop *eeepc = input_get_drvdata(dev);
-        struct key_entry *key = eeepc_get_entry_by_scancode(eeepc, scancode);
-
-        if (key && key->type == KE_KEY) {
-                *keycode = key->keycode;
-                return 0;
+        error = sparse_keymap_setup(input, eeepc_keymap, NULL);
+        if (error) {
+                pr_err("Unable to setup input device keymap\n");
+                goto err_free_dev;
         }
 
-        return -EINVAL;
-}
-
-static int eeepc_setkeycode(struct input_dev *dev, int scancode, int keycode)
-{
-        struct eeepc_laptop *eeepc = input_get_drvdata(dev);
-        struct key_entry *key;
-        int old_keycode;
-
-        if (keycode < 0 || keycode > KEY_MAX)
-                return -EINVAL;
-
-        key = eeepc_get_entry_by_scancode(eeepc, scancode);
-        if (key && key->type == KE_KEY) {
-                old_keycode = key->keycode;
-                key->keycode = keycode;
-                set_bit(keycode, dev->keybit);
-                if (!eeepc_get_entry_by_keycode(eeepc, old_keycode))
-                        clear_bit(old_keycode, dev->keybit);
-                return 0;
+        error = input_register_device(input);
+        if (error) {
+                pr_err("Unable to register input device\n");
+                goto err_free_keymap;
         }
 
-        return -EINVAL;
-}
-
-static int eeepc_input_init(struct eeepc_laptop *eeepc)
-{
-        const struct key_entry *key;
-        int result;
-
-        eeepc->inputdev = input_allocate_device();
-        if (!eeepc->inputdev) {
-                pr_info("Unable to allocate input device\n");
-                return -ENOMEM;
-        }
-        eeepc->inputdev->name = "Asus EeePC extra buttons";
-        eeepc->inputdev->dev.parent = &eeepc->platform_device->dev;
-        eeepc->inputdev->phys = EEEPC_LAPTOP_FILE "/input0";
-        eeepc->inputdev->id.bustype = BUS_HOST;
-        eeepc->inputdev->getkeycode = eeepc_getkeycode;
-        eeepc->inputdev->setkeycode = eeepc_setkeycode;
-        input_set_drvdata(eeepc->inputdev, eeepc);
-
-        eeepc->keymap = kmemdup(eeepc_keymap, sizeof(eeepc_keymap),
-                                GFP_KERNEL);
-        for (key = eeepc_keymap; key->type != KE_END; key++) {
-                switch (key->type) {
-                case KE_KEY:
-                        set_bit(EV_KEY, eeepc->inputdev->evbit);
-                        set_bit(key->keycode, eeepc->inputdev->keybit);
-                        break;
-                }
-        }
-        result = input_register_device(eeepc->inputdev);
-        if (result) {
-                pr_info("Unable to register input device\n");
-                input_free_device(eeepc->inputdev);
-                return result;
-        }
+        eeepc->inputdev = input;
         return 0;
+
+ err_free_keymap:
+        sparse_keymap_free(input);
+ err_free_dev:
+        input_free_device(input);
+        return error;
 }
 
 static void eeepc_input_exit(struct eeepc_laptop *eeepc)
@@ -1253,11 +1227,59 @@ static void eeepc_acpi_notify(struct acpi_device *device, u32 event)
                                 * event will be desired value (or else ignored)
                                 */
                         }
-                        eeepc_input_notify(eeepc, event);
+                        sparse_keymap_report_event(eeepc->inputdev, event,
+                                                   1, true);
                 }
         } else {
                 /* Everything else is a bona-fide keypress event */
-                eeepc_input_notify(eeepc, event);
+                sparse_keymap_report_event(eeepc->inputdev, event, 1, true);
+        }
+}
+
+static void eeepc_dmi_check(struct eeepc_laptop *eeepc)
+{
+        const char *model;
+
+        model = dmi_get_system_info(DMI_PRODUCT_NAME);
+        if (!model)
+                return;
+
+        /*
+         * Blacklist for setting cpufv (cpu speed).
+         *
+         * EeePC 4G ("701") implements CFVS, but it is not supported
+         * by the pre-installed OS, and the original option to change it
+         * in the BIOS setup screen was removed in later versions.
+         *
+         * Judging by the lack of "Super Hybrid Engine" on Asus product pages,
+         * this applies to all "701" models (4G/4G Surf/2G Surf).
+         *
+         * So Asus made a deliberate decision not to support it on this model.
+         * We have several reports that using it can cause the system to hang
+         *
+         * The hang has also been reported on a "702" (Model name "8G"?).
+         *
+         * We avoid dmi_check_system() / dmi_match(), because they use
+         * substring matching.  We don't want to affect the "701SD"
+         * and "701SDX" models, because they do support S.H.E.
+         */
+        if (strcmp(model, "701") == 0 || strcmp(model, "702") == 0) {
+                eeepc->cpufv_disabled = true;
+                pr_info("model %s does not officially support setting cpu "
+                        "speed\n", model);
+                pr_info("cpufv disabled to avoid instability\n");
+        }
+
+        /*
+         * Blacklist for wlan hotplug
+         *
+         * Eeepc 1005HA doesn't work like others models and don't need the
+         * hotplug code. In fact, current hotplug code seems to unplug another
+         * device...
+         */
+        if (strcmp(model, "1005HA") == 0 || strcmp(model, "1201N") == 0) {
+                eeepc->hotplug_disabled = true;
+                pr_info("wlan hotplug disabled\n");
         }
 }
 
@@ -1342,6 +1364,10 @@ static int __devinit eeepc_acpi_add(struct acpi_device *device)
         strcpy(acpi_device_class(device), EEEPC_ACPI_CLASS);
         device->driver_data = eeepc;
 
+        eeepc->hotplug_disabled = hotplug_disabled;
+
+        eeepc_dmi_check(eeepc);
+
         result = eeepc_acpi_init(eeepc, device);
         if (result)
                 goto fail_platform;
@@ -1452,10 +1478,12 @@ static int __init eeepc_laptop_init(void)
         result = acpi_bus_register_driver(&eeepc_acpi_driver);
         if (result < 0)
                 goto fail_acpi_driver;
+
         if (!eeepc_device_present) {
                 result = -ENODEV;
                 goto fail_no_device;
         }
+
         return 0;
 
 fail_no_device:
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index b66029bd75d0..5f3320d468f6 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -376,8 +376,8 @@ static int get_lcd_level(void)
 
         status =
             acpi_evaluate_integer(fujitsu->acpi_handle, "GBLL", NULL, &state);
-        if (status < 0)
-                return status;
+        if (ACPI_FAILURE(status))
+                return 0;
 
         fujitsu->brightness_level = state & 0x0fffffff;
 
@@ -398,8 +398,8 @@ static int get_max_brightness(void)
 
         status =
             acpi_evaluate_integer(fujitsu->acpi_handle, "RBLL", NULL, &state);
-        if (status < 0)
-                return status;
+        if (ACPI_FAILURE(status))
+                return -1;
 
         fujitsu->max_brightness = state;
 
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 63c3e658a884..ad4c414dbfbc 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -134,10 +134,15 @@ static int hp_wmi_perform_query(int query, int write, int value)
 
         obj = output.pointer;
 
-        if (!obj || obj->type != ACPI_TYPE_BUFFER)
+        if (!obj)
                 return -EINVAL;
+        else if (obj->type != ACPI_TYPE_BUFFER) {
+                kfree(obj);
+                return -EINVAL;
+        }
 
         bios_return = *((struct bios_return *)obj->buffer.pointer);
+        kfree(obj);
         if (bios_return.return_code > 0)
                 return bios_return.return_code * -1;
         else
@@ -333,17 +338,24 @@ static void hp_wmi_notify(u32 value, void *context)
         static struct key_entry *key;
         union acpi_object *obj;
         int eventcode;
+        acpi_status status;
 
-        wmi_get_event_data(value, &response);
+        status = wmi_get_event_data(value, &response);
+        if (status != AE_OK) {
+                printk(KERN_INFO "hp-wmi: bad event status 0x%x\n", status);
+                return;
+        }
 
         obj = (union acpi_object *)response.pointer;
 
         if (!obj || obj->type != ACPI_TYPE_BUFFER || obj->buffer.length != 8) {
                 printk(KERN_INFO "HP WMI: Unknown response received\n");
+                kfree(obj);
                 return;
         }
 
         eventcode = *((u8 *) obj->buffer.pointer);
+        kfree(obj);
         if (eventcode == 0x4)
                 eventcode = hp_wmi_perform_query(HPWMI_HOTKEY_QUERY, 0,
                                                 0);
@@ -572,7 +584,7 @@ static int __init hp_wmi_init(void)
         if (wmi_has_guid(HPWMI_EVENT_GUID)) {
                 err = wmi_install_notify_handler(HPWMI_EVENT_GUID,
                                                  hp_wmi_notify, NULL);
-                if (!err)
+                if (ACPI_SUCCESS(err))
                         hp_wmi_input_setup();
         }
 
diff --git a/drivers/platform/x86/msi-wmi.c b/drivers/platform/x86/msi-wmi.c
index 0c8fe145c4af..f5f70d4c6913 100644
--- a/drivers/platform/x86/msi-wmi.c
+++ b/drivers/platform/x86/msi-wmi.c
@@ -34,16 +34,6 @@ MODULE_LICENSE("GPL");
 MODULE_ALIAS("wmi:551A1F84-FBDD-4125-91DB-3EA8F44F1D45");
 MODULE_ALIAS("wmi:B6F3EEF2-3D2F-49DC-9DE3-85BCE18C62F2");
 
-/* Temporary workaround until the WMI sysfs interface goes in
-                { "svn", DMI_SYS_VENDOR },
-                { "pn",  DMI_PRODUCT_NAME },
-                { "pvr", DMI_PRODUCT_VERSION },
-                { "rvn", DMI_BOARD_VENDOR },
-                { "rn",  DMI_BOARD_NAME },
-*/
-
-MODULE_ALIAS("dmi:*:svnMICRO-STARINTERNATIONAL*:pnMS-6638:*");
-
 #define DRV_NAME "msi-wmi"
 #define DRV_PFX DRV_NAME ": "
 
@@ -159,8 +149,13 @@ static void msi_wmi_notify(u32 value, void *context)
         static struct key_entry *key;
         union acpi_object *obj;
         ktime_t cur;
+        acpi_status status;
 
-        wmi_get_event_data(value, &response);
+        status = wmi_get_event_data(value, &response);
+        if (status != AE_OK) {
+                printk(KERN_INFO DRV_PFX "bad event status 0x%x\n", status);
+                return;
+        }
 
         obj = (union acpi_object *)response.pointer;
 
@@ -246,7 +241,7 @@ static int __init msi_wmi_init(void)
         }
         err = wmi_install_notify_handler(MSIWMI_EVENT_GUID,
                         msi_wmi_notify, NULL);
-        if (err)
+        if (ACPI_FAILURE(err))
                 return -EINVAL;
 
         err = msi_wmi_input_setup();
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index 2896ca4cd9ab..3f71a605a492 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -131,6 +131,7 @@ enum sony_nc_rfkill {
         N_SONY_RFKILL,
 };
 
+static int sony_rfkill_handle;
 static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
 static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
 static void sony_nc_rfkill_update(void);
@@ -232,6 +233,7 @@ static int sony_laptop_input_index[] = {
         56,     /* 69 SONYPI_EVENT_VOLUME_INC_PRESSED */
         57,     /* 70 SONYPI_EVENT_VOLUME_DEC_PRESSED */
         -1,     /* 71 SONYPI_EVENT_BRIGHTNESS_PRESSED */
+        58,     /* 72 SONYPI_EVENT_MEDIA_PRESSED */
 };
 
 static int sony_laptop_input_keycode_map[] = {
@@ -293,6 +295,7 @@ static int sony_laptop_input_keycode_map[] = {
         KEY_F15,        /* 55 SONYPI_EVENT_SETTINGKEY_PRESSED */
         KEY_VOLUMEUP,   /* 56 SONYPI_EVENT_VOLUME_INC_PRESSED */
         KEY_VOLUMEDOWN, /* 57 SONYPI_EVENT_VOLUME_DEC_PRESSED */
+        KEY_MEDIA,      /* 58 SONYPI_EVENT_MEDIA_PRESSED */
 };
 
 /* release buttons after a short delay if pressed */
@@ -890,6 +893,8 @@ static struct sony_nc_event sony_100_events[] = {
         { 0x0C, SONYPI_EVENT_FNKEY_RELEASED },
         { 0x9f, SONYPI_EVENT_CD_EJECT_PRESSED },
         { 0x1f, SONYPI_EVENT_ANYBUTTON_RELEASED },
+        { 0xa1, SONYPI_EVENT_MEDIA_PRESSED },
+        { 0x21, SONYPI_EVENT_ANYBUTTON_RELEASED },
         { 0, 0 },
 };
 
@@ -961,7 +966,7 @@ static void sony_nc_notify(struct acpi_device *device, u32 event)
                                 else
                                         sony_laptop_report_input_event(ev);
                         }
-                } else if (sony_find_snc_handle(0x124) == ev) {
+                } else if (sony_find_snc_handle(sony_rfkill_handle) == ev) {
                         sony_nc_rfkill_update();
                         return;
                 }
@@ -1067,7 +1072,7 @@ static int sony_nc_rfkill_set(void *data, bool blocked)
         if (!blocked)
                 argument |= 0xff0000;
 
-        return sony_call_snc_handle(0x124, argument, &result);
+        return sony_call_snc_handle(sony_rfkill_handle, argument, &result);
 }
 
 static const struct rfkill_ops sony_rfkill_ops = {
@@ -1110,7 +1115,7 @@ static int sony_nc_setup_rfkill(struct acpi_device *device,
         if (!rfk)
                 return -ENOMEM;
 
-        sony_call_snc_handle(0x124, 0x200, &result);
+        sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
         hwblock = !(result & 0x1);
         rfkill_set_hw_state(rfk, hwblock);
 
@@ -1129,7 +1134,7 @@ static void sony_nc_rfkill_update()
         int result;
         bool hwblock;
 
-        sony_call_snc_handle(0x124, 0x200, &result);
+        sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
         hwblock = !(result & 0x1);
 
         for (i = 0; i < N_SONY_RFKILL; i++) {
@@ -1145,36 +1150,82 @@ static void sony_nc_rfkill_update()
                         continue;
                 }
 
-                sony_call_snc_handle(0x124, argument, &result);
+                sony_call_snc_handle(sony_rfkill_handle, argument, &result);
                 rfkill_set_states(sony_rfkill_devices[i],
                                   !(result & 0xf), false);
         }
 }
 
-static int sony_nc_rfkill_setup(struct acpi_device *device)
+static void sony_nc_rfkill_setup(struct acpi_device *device)
 {
-        int result, ret;
+        int offset;
+        u8 dev_code, i;
+        acpi_status status;
+        struct acpi_object_list params;
+        union acpi_object in_obj;
+        union acpi_object *device_enum;
+        struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 
-        if (sony_find_snc_handle(0x124) == -1)
-                return -1;
+        offset = sony_find_snc_handle(0x124);
+        if (offset == -1) {
+                offset = sony_find_snc_handle(0x135);
+                if (offset == -1)
+                        return;
+                else
+                        sony_rfkill_handle = 0x135;
+        } else
+                sony_rfkill_handle = 0x124;
+        dprintk("Found rkfill handle: 0x%.4x\n", sony_rfkill_handle);
 
-        ret = sony_call_snc_handle(0x124, 0xb00, &result);
-        if (ret) {
-                printk(KERN_INFO DRV_PFX
-                       "Unable to enumerate rfkill devices: %x\n", ret);
-                return ret;
+        /* need to read the whole buffer returned by the acpi call to SN06
+         * here otherwise we may miss some features
+         */
+        params.count = 1;
+        params.pointer = &in_obj;
+        in_obj.type = ACPI_TYPE_INTEGER;
+        in_obj.integer.value = offset;
+        status = acpi_evaluate_object(sony_nc_acpi_handle, "SN06", &params,
+                        &buffer);
+        if (ACPI_FAILURE(status)) {
+                dprintk("Radio device enumeration failed\n");
+                return;
         }
 
-        if (result & 0x1)
-                sony_nc_setup_rfkill(device, SONY_WIFI);
-        if (result & 0x2)
-                sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
-        if (result & 0x1c)
-                sony_nc_setup_rfkill(device, SONY_WWAN);
-        if (result & 0x20)
-                sony_nc_setup_rfkill(device, SONY_WIMAX);
+        device_enum = (union acpi_object *) buffer.pointer;
+        if (!device_enum || device_enum->type != ACPI_TYPE_BUFFER) {
+                printk(KERN_ERR "Invalid SN06 return object 0x%.2x\n",
+                                device_enum->type);
+                goto out_no_enum;
+        }
 
-        return 0;
+        /* the buffer is filled with magic numbers describing the devices
+         * available, 0xff terminates the enumeration
+         */
+        for (i = 0; i < device_enum->buffer.length; i++) {
+
+                dev_code = *(device_enum->buffer.pointer + i);
+                if (dev_code == 0xff)
+                        break;
+
+                dprintk("Radio devices, looking at 0x%.2x\n", dev_code);
+
+                if (dev_code == 0 && !sony_rfkill_devices[SONY_WIFI])
+                        sony_nc_setup_rfkill(device, SONY_WIFI);
+
+                if (dev_code == 0x10 && !sony_rfkill_devices[SONY_BLUETOOTH])
+                        sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
+
+                if ((0xf0 & dev_code) == 0x20 &&
+                                !sony_rfkill_devices[SONY_WWAN])
+                        sony_nc_setup_rfkill(device, SONY_WWAN);
+
+                if (dev_code == 0x30 && !sony_rfkill_devices[SONY_WIMAX])
+                        sony_nc_setup_rfkill(device, SONY_WIMAX);
+        }
+
+out_no_enum:
+        kfree(buffer.pointer);
+        return;
 }
 
 static int sony_nc_add(struct acpi_device *device)
diff --git a/drivers/platform/x86/tc1100-wmi.c b/drivers/platform/x86/tc1100-wmi.c
index 44166003d4ef..dd33b51c3486 100644
--- a/drivers/platform/x86/tc1100-wmi.c
+++ b/drivers/platform/x86/tc1100-wmi.c
@@ -47,22 +47,6 @@ MODULE_DESCRIPTION("HP Compaq TC1100 Tablet WMI Extras");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS("wmi:C364AC71-36DB-495A-8494-B439D472A505");
 
-static int tc1100_probe(struct platform_device *device);
-static int tc1100_remove(struct platform_device *device);
-static int tc1100_suspend(struct platform_device *device, pm_message_t state);
-static int tc1100_resume(struct platform_device *device);
-
-static struct platform_driver tc1100_driver = {
-        .driver = {
-                .name = "tc1100-wmi",
-                .owner = THIS_MODULE,
-        },
-        .probe = tc1100_probe,
-        .remove = tc1100_remove,
-        .suspend = tc1100_suspend,
-        .resume = tc1100_resume,
-};
-
 static struct platform_device *tc1100_device;
 
 struct tc1100_data {
@@ -183,51 +167,35 @@ static DEVICE_ATTR(value, S_IWUGO | S_IRUGO | S_IWUSR, \
 show_set_bool(wireless, TC1100_INSTANCE_WIRELESS);
 show_set_bool(jogdial, TC1100_INSTANCE_JOGDIAL);
 
-static void remove_fs(void)
-{
-        device_remove_file(&tc1100_device->dev, &dev_attr_wireless);
-        device_remove_file(&tc1100_device->dev, &dev_attr_jogdial);
-}
-
-static int add_fs(void)
-{
-        int ret;
-
-        ret = device_create_file(&tc1100_device->dev, &dev_attr_wireless);
-        if (ret)
-                goto add_sysfs_error;
-
-        ret = device_create_file(&tc1100_device->dev, &dev_attr_jogdial);
-        if (ret)
-                goto add_sysfs_error;
-
-        return ret;
+static struct attribute *tc1100_attributes[] = {
+        &dev_attr_wireless.attr,
+        &dev_attr_jogdial.attr,
+        NULL
+};
 
-add_sysfs_error:
-        remove_fs();
-        return ret;
-}
+static struct attribute_group tc1100_attribute_group = {
+        .attrs  = tc1100_attributes,
+};
 
 /* --------------------------------------------------------------------------
                                 Driver Model
    -------------------------------------------------------------------------- */
 
-static int tc1100_probe(struct platform_device *device)
+static int __init tc1100_probe(struct platform_device *device)
 {
-        int result = 0;
-
-        result = add_fs();
-        return result;
+        return sysfs_create_group(&device->dev.kobj, &tc1100_attribute_group);
 }
 
 
-static int tc1100_remove(struct platform_device *device)
+static int __devexit tc1100_remove(struct platform_device *device)
 {
-        remove_fs();
+        sysfs_remove_group(&device->dev.kobj, &tc1100_attribute_group);
+
         return 0;
 }
 
-static int tc1100_suspend(struct platform_device *dev, pm_message_t state)
+#ifdef CONFIG_PM
+static int tc1100_suspend(struct device *dev)
 {
         int ret;
 
@@ -239,10 +207,10 @@ static int tc1100_suspend(struct platform_device *dev, pm_message_t state)
         if (ret)
                 return ret;
 
-        return ret;
+        return 0;
 }
 
-static int tc1100_resume(struct platform_device *dev)
+static int tc1100_resume(struct device *dev)
 {
         int ret;
 
@@ -254,34 +222,61 @@ static int tc1100_resume(struct platform_device *dev)
         if (ret)
                 return ret;
 
-        return ret;
+        return 0;
 }
 
+static const struct dev_pm_ops tc1100_pm_ops = {
+        .suspend        = tc1100_suspend,
+        .resume         = tc1100_resume,
+        .freeze         = tc1100_suspend,
+        .restore        = tc1100_resume,
+};
+#endif
+
+static struct platform_driver tc1100_driver = {
+        .driver = {
+                .name = "tc1100-wmi",
+                .owner = THIS_MODULE,
+#ifdef CONFIG_PM
+                .pm = &tc1100_pm_ops,
+#endif
+        },
+        .remove = __devexit_p(tc1100_remove),
+};
+
 static int __init tc1100_init(void)
 {
-        int result = 0;
+        int error;
 
         if (!wmi_has_guid(GUID))
                 return -ENODEV;
 
-        result = platform_driver_register(&tc1100_driver);
-        if (result)
-                return result;
-
         tc1100_device = platform_device_alloc("tc1100-wmi", -1);
-        platform_device_add(tc1100_device);
+        if (!tc1100_device)
+                return -ENOMEM;
+
+        error = platform_device_add(tc1100_device);
+        if (error)
+                goto err_device_put;
+
+        error = platform_driver_probe(&tc1100_driver, tc1100_probe);
+        if (error)
+                goto err_device_del;
 
         printk(TC1100_INFO "HP Compaq TC1100 Tablet WMI Extras loaded\n");
+        return 0;
 
-        return result;
+ err_device_del:
+        platform_device_del(tc1100_device);
+ err_device_put:
+        platform_device_put(tc1100_device);
+        return error;
 }
 
 static void __exit tc1100_exit(void)
 {
-        platform_device_del(tc1100_device);
+        platform_device_unregister(tc1100_device);
         platform_driver_unregister(&tc1100_driver);
-
-        printk(TC1100_INFO "HP Compaq TC1100 Tablet WMI Extras unloaded\n");
 }
 
 module_init(tc1100_init);
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 448c8aeb166b..e67e4feb35cb 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -6384,11 +6384,13 @@ static struct ibm_struct brightness_driver_data = {
  * and we leave them unchanged.
  */
 
+#ifdef CONFIG_THINKPAD_ACPI_ALSA_SUPPORT
+
 #define TPACPI_ALSA_DRVNAME  "ThinkPad EC"
 #define TPACPI_ALSA_SHRTNAME "ThinkPad Console Audio Control"
 #define TPACPI_ALSA_MIXERNAME TPACPI_ALSA_SHRTNAME
 
-static int alsa_index = SNDRV_DEFAULT_IDX1;
+static int alsa_index = ~((1 << (SNDRV_CARDS - 3)) - 1); /* last three slots */
 static char *alsa_id = "ThinkPadEC";
 static int alsa_enable = SNDRV_DEFAULT_ENABLE1;
 
@@ -6705,10 +6707,11 @@ static int __init volume_create_alsa_mixer(void)
 
         rc = snd_card_create(alsa_index, alsa_id, THIS_MODULE,
                             sizeof(struct tpacpi_alsa_data), &card);
-        if (rc < 0)
-                return rc;
-        if (!card)
-                return -ENOMEM;
+        if (rc < 0 || !card) {
+                printk(TPACPI_ERR
+                        "Failed to create ALSA card structures: %d\n", rc);
+                return 1;
+        }
 
         BUG_ON(!card->private_data);
         data = card->private_data;
@@ -6741,8 +6744,9 @@ static int __init volume_create_alsa_mixer(void)
                 rc = snd_ctl_add(card, ctl_vol);
                 if (rc < 0) {
                         printk(TPACPI_ERR
-                                "Failed to create ALSA volume control\n");
-                        goto err_out;
+                                "Failed to create ALSA volume control: %d\n",
+                                rc);
+                        goto err_exit;
                 }
                 data->ctl_vol_id = &ctl_vol->id;
         }
@@ -6750,22 +6754,25 @@ static int __init volume_create_alsa_mixer(void)
         ctl_mute = snd_ctl_new1(&volume_alsa_control_mute, NULL);
         rc = snd_ctl_add(card, ctl_mute);
         if (rc < 0) {
-                printk(TPACPI_ERR "Failed to create ALSA mute control\n");
-                goto err_out;
+                printk(TPACPI_ERR "Failed to create ALSA mute control: %d\n",
+                        rc);
+                goto err_exit;
         }
         data->ctl_mute_id = &ctl_mute->id;
 
         snd_card_set_dev(card, &tpacpi_pdev->dev);
         rc = snd_card_register(card);
-
-err_out:
         if (rc < 0) {
-                snd_card_free(card);
-                card = NULL;
+                printk(TPACPI_ERR "Failed to register ALSA card: %d\n", rc);
+                goto err_exit;
         }
 
         alsa_card = card;
-        return rc;
+        return 0;
+
+err_exit:
+        snd_card_free(card);
+        return 1;
 }
 
 #define TPACPI_VOL_Q_MUTEONLY   0x0001  /* Mute-only control available */
@@ -7016,6 +7023,28 @@ static struct ibm_struct volume_driver_data = {
         .shutdown = volume_shutdown,
 };
 
+#else /* !CONFIG_THINKPAD_ACPI_ALSA_SUPPORT */
+
+#define alsa_card NULL
+
+static void inline volume_alsa_notify_change(void)
+{
+}
+
+static int __init volume_init(struct ibm_init_struct *iibm)
+{
+        printk(TPACPI_INFO
+                "volume: disabled as there is no ALSA support in this kernel\n");
+
+        return 1;
+}
+
+static struct ibm_struct volume_driver_data = {
+        .name = "volume",
+};
+
+#endif /* CONFIG_THINKPAD_ACPI_ALSA_SUPPORT */
+
 /*************************************************************************
  * Fan subdriver
  */
@@ -8738,6 +8767,7 @@ MODULE_PARM_DESC(hotkey_report_mode,
                  "used for backwards compatibility with userspace, "
                  "see documentation");
 
+#ifdef CONFIG_THINKPAD_ACPI_ALSA_SUPPORT
 module_param_named(volume_mode, volume_mode, uint, 0444);
 MODULE_PARM_DESC(volume_mode,
                  "Selects volume control strategy: "
@@ -8760,6 +8790,7 @@ module_param_named(id, alsa_id, charp, 0444);
 MODULE_PARM_DESC(id, "ALSA id for the ACPI EC Mixer");
 module_param_named(enable, alsa_enable, bool, 0444);
 MODULE_PARM_DESC(enable, "Enable the ALSA interface for the ACPI EC Mixer");
+#endif /* CONFIG_THINKPAD_ACPI_ALSA_SUPPORT */
 
 #define TPACPI_PARAM(feature) \
         module_param_call(feature, set_ibm_param, NULL, NULL, 0); \
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 51c0a8bee414..77bf5d8f893a 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -42,6 +42,7 @@
 #include <linux/init.h>
 #include <linux/types.h>
 #include <linux/proc_fs.h>
+#include <linux/seq_file.h>
 #include <linux/backlight.h>
 #include <linux/platform_device.h>
 #include <linux/rfkill.h>
@@ -357,63 +358,6 @@ static int force_fan;
 static int last_key_event;
 static int key_event_valid;
 
-typedef struct _ProcItem {
-        const char *name;
-        char *(*read_func) (char *);
-        unsigned long (*write_func) (const char *, unsigned long);
-} ProcItem;
-
-/* proc file handlers
- */
-
-static int
-dispatch_read(char *page, char **start, off_t off, int count, int *eof,
-              ProcItem * item)
-{
-        char *p = page;
-        int len;
-
-        if (off == 0)
-                p = item->read_func(p);
-
-        /* ISSUE: I don't understand this code */
-        len = (p - page);
-        if (len <= off + count)
-                *eof = 1;
-        *start = page + off;
-        len -= off;
-        if (len > count)
-                len = count;
-        if (len < 0)
-                len = 0;
-        return len;
-}
-
-static int
-dispatch_write(struct file *file, const char __user * buffer,
-               unsigned long count, ProcItem * item)
-{
-        int result;
-        char *tmp_buffer;
-
-        /* Arg buffer points to userspace memory, which can't be accessed
-         * directly.  Since we're making a copy, zero-terminate the
-         * destination so that sscanf can be used on it safely.
-         */
-        tmp_buffer = kmalloc(count + 1, GFP_KERNEL);
-        if (!tmp_buffer)
-                return -ENOMEM;
-
-        if (copy_from_user(tmp_buffer, buffer, count)) {
-                result = -EFAULT;
-        } else {
-                tmp_buffer[count] = 0;
-                result = item->write_func(tmp_buffer, count);
-        }
-        kfree(tmp_buffer);
-        return result;
-}
-
 static int get_lcd(struct backlight_device *bd)
 {
         u32 hci_result;
@@ -426,19 +370,24 @@ static int get_lcd(struct backlight_device *bd)
                 return -EFAULT;
 }
 
-static char *read_lcd(char *p)
+static int lcd_proc_show(struct seq_file *m, void *v)
 {
         int value = get_lcd(NULL);
 
         if (value >= 0) {
-                p += sprintf(p, "brightness:              %d\n", value);
-                p += sprintf(p, "brightness_levels:       %d\n",
+                seq_printf(m, "brightness:              %d\n", value);
+                seq_printf(m, "brightness_levels:       %d\n",
                              HCI_LCD_BRIGHTNESS_LEVELS);
         } else {
                 printk(MY_ERR "Error reading LCD brightness\n");
         }
 
-        return p;
+        return 0;
+}
+
+static int lcd_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, lcd_proc_show, NULL);
 }
 
 static int set_lcd(int value)
@@ -458,12 +407,20 @@ static int set_lcd_status(struct backlight_device *bd)
         return set_lcd(bd->props.brightness);
 }
 
-static unsigned long write_lcd(const char *buffer, unsigned long count)
+static ssize_t lcd_proc_write(struct file *file, const char __user *buf,
+                              size_t count, loff_t *pos)
 {
+        char cmd[42];
+        size_t len;
         int value;
         int ret;
 
-        if (sscanf(buffer, " brightness : %i", &value) == 1 &&
+        len = min(count, sizeof(cmd) - 1);
+        if (copy_from_user(cmd, buf, len))
+                return -EFAULT;
+        cmd[len] = '\0';
+
+        if (sscanf(cmd, " brightness : %i", &value) == 1 &&
             value >= 0 && value < HCI_LCD_BRIGHTNESS_LEVELS) {
                 ret = set_lcd(value);
                 if (ret == 0)
@@ -474,7 +431,16 @@ static unsigned long write_lcd(const char *buffer, unsigned long count)
         return ret;
 }
 
-static char *read_video(char *p)
+static const struct file_operations lcd_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = lcd_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = lcd_proc_write,
+};
+
+static int video_proc_show(struct seq_file *m, void *v)
 {
         u32 hci_result;
         u32 value;
@@ -484,18 +450,25 @@ static char *read_video(char *p)
                 int is_lcd = (value & HCI_VIDEO_OUT_LCD) ? 1 : 0;
                 int is_crt = (value & HCI_VIDEO_OUT_CRT) ? 1 : 0;
                 int is_tv = (value & HCI_VIDEO_OUT_TV) ? 1 : 0;
-                p += sprintf(p, "lcd_out:                 %d\n", is_lcd);
-                p += sprintf(p, "crt_out:                 %d\n", is_crt);
-                p += sprintf(p, "tv_out:                  %d\n", is_tv);
+                seq_printf(m, "lcd_out:                 %d\n", is_lcd);
+                seq_printf(m, "crt_out:                 %d\n", is_crt);
+                seq_printf(m, "tv_out:                  %d\n", is_tv);
         } else {
                 printk(MY_ERR "Error reading video out status\n");
         }
 
-        return p;
+        return 0;
 }
 
-static unsigned long write_video(const char *buffer, unsigned long count)
+static int video_proc_open(struct inode *inode, struct file *file)
 {
+        return single_open(file, video_proc_show, NULL);
+}
+
+static ssize_t video_proc_write(struct file *file, const char __user *buf,
+                                size_t count, loff_t *pos)
+{
+        char *cmd, *buffer;
         int value;
         int remain = count;
         int lcd_out = -1;
@@ -504,6 +477,17 @@ static unsigned long write_video(const char *buffer, unsigned long count)
         u32 hci_result;
         u32 video_out;
 
+        cmd = kmalloc(count + 1, GFP_KERNEL);
+        if (!cmd)
+                return -ENOMEM;
+        if (copy_from_user(cmd, buf, count)) {
+                kfree(cmd);
+                return -EFAULT;
+        }
+        cmd[count] = '\0';
+
+        buffer = cmd;
+
         /* scan expression.  Multiple expressions may be delimited with ;
          *
          *  NOTE: to keep scanning simple, invalid fields are ignored
@@ -523,6 +507,8 @@ static unsigned long write_video(const char *buffer, unsigned long count)
                 while (remain && *(buffer - 1) != ';');
         }
 
+        kfree(cmd);
+
         hci_read1(HCI_VIDEO_OUT, &video_out, &hci_result);
         if (hci_result == HCI_SUCCESS) {
                 unsigned int new_video_out = video_out;
@@ -543,28 +529,50 @@ static unsigned long write_video(const char *buffer, unsigned long count)
         return count;
 }
 
-static char *read_fan(char *p)
+static const struct file_operations video_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = video_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = video_proc_write,
+};
+
+static int fan_proc_show(struct seq_file *m, void *v)
 {
         u32 hci_result;
         u32 value;
 
         hci_read1(HCI_FAN, &value, &hci_result);
         if (hci_result == HCI_SUCCESS) {
-                p += sprintf(p, "running:                 %d\n", (value > 0));
-                p += sprintf(p, "force_on:                %d\n", force_fan);
+                seq_printf(m, "running:                 %d\n", (value > 0));
+                seq_printf(m, "force_on:                %d\n", force_fan);
         } else {
                 printk(MY_ERR "Error reading fan status\n");
         }
 
-        return p;
+        return 0;
+}
+
+static int fan_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, fan_proc_show, NULL);
 }
 
-static unsigned long write_fan(const char *buffer, unsigned long count)
+static ssize_t fan_proc_write(struct file *file, const char __user *buf,
+                              size_t count, loff_t *pos)
 {
+        char cmd[42];
+        size_t len;
         int value;
         u32 hci_result;
 
-        if (sscanf(buffer, " force_on : %i", &value) == 1 &&
+        len = min(count, sizeof(cmd) - 1);
+        if (copy_from_user(cmd, buf, len))
+                return -EFAULT;
+        cmd[len] = '\0';
+
+        if (sscanf(cmd, " force_on : %i", &value) == 1 &&
             value >= 0 && value <= 1) {
                 hci_write1(HCI_FAN, value, &hci_result);
                 if (hci_result != HCI_SUCCESS)
@@ -578,7 +586,16 @@ static unsigned long write_fan(const char *buffer, unsigned long count)
         return count;
 }
 
-static char *read_keys(char *p)
+static const struct file_operations fan_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = fan_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = fan_proc_write,
+};
+
+static int keys_proc_show(struct seq_file *m, void *v)
 {
         u32 hci_result;
         u32 value;
@@ -602,18 +619,30 @@ static char *read_keys(char *p)
                 }
         }
 
-        p += sprintf(p, "hotkey_ready:            %d\n", key_event_valid);
-        p += sprintf(p, "hotkey:                  0x%04x\n", last_key_event);
+        seq_printf(m, "hotkey_ready:            %d\n", key_event_valid);
+        seq_printf(m, "hotkey:                  0x%04x\n", last_key_event);
+end:
+        return 0;
+}
 
-      end:
-        return p;
+static int keys_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, keys_proc_show, NULL);
 }
 
-static unsigned long write_keys(const char *buffer, unsigned long count)
+static ssize_t keys_proc_write(struct file *file, const char __user *buf,
+                               size_t count, loff_t *pos)
 {
+        char cmd[42];
+        size_t len;
         int value;
 
-        if (sscanf(buffer, " hotkey_ready : %i", &value) == 1 && value == 0) {
+        len = min(count, sizeof(cmd) - 1);
+        if (copy_from_user(cmd, buf, len))
+                return -EFAULT;
+        cmd[len] = '\0';
+
+        if (sscanf(cmd, " hotkey_ready : %i", &value) == 1 && value == 0) {
                 key_event_valid = 0;
         } else {
                 return -EINVAL;
@@ -622,52 +651,58 @@ static unsigned long write_keys(const char *buffer, unsigned long count)
         return count;
 }
 
-static char *read_version(char *p)
+static const struct file_operations keys_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = keys_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+        .write          = keys_proc_write,
+};
+
+static int version_proc_show(struct seq_file *m, void *v)
 {
-        p += sprintf(p, "driver:                  %s\n", TOSHIBA_ACPI_VERSION);
-        p += sprintf(p, "proc_interface:          %d\n",
-                     PROC_INTERFACE_VERSION);
-        return p;
+        seq_printf(m, "driver:                  %s\n", TOSHIBA_ACPI_VERSION);
+        seq_printf(m, "proc_interface:          %d\n", PROC_INTERFACE_VERSION);
+        return 0;
 }
 
+static int version_proc_open(struct inode *inode, struct file *file)
+{
+        return single_open(file, version_proc_show, PDE(inode)->data);
+}
+
+static const struct file_operations version_proc_fops = {
+        .owner          = THIS_MODULE,
+        .open           = version_proc_open,
+        .read           = seq_read,
+        .llseek         = seq_lseek,
+        .release        = single_release,
+};
+
 /* proc and module init
  */
 
 #define PROC_TOSHIBA            "toshiba"
 
-static ProcItem proc_items[] = {
-        {"lcd", read_lcd, write_lcd},
-        {"video", read_video, write_video},
-        {"fan", read_fan, write_fan},
-        {"keys", read_keys, write_keys},
-        {"version", read_version, NULL},
-        {NULL}
-};
-
 static acpi_status __init add_device(void)
 {
-        struct proc_dir_entry *proc;
-        ProcItem *item;
-
-        for (item = proc_items; item->name; ++item) {
-                proc = create_proc_read_entry(item->name,
-                                              S_IFREG | S_IRUGO | S_IWUSR,
-                                              toshiba_proc_dir,
-                                              (read_proc_t *) dispatch_read,
-                                              item);
-                if (proc && item->write_func)
-                        proc->write_proc = (write_proc_t *) dispatch_write;
-        }
+        proc_create("lcd", S_IRUGO | S_IWUSR, toshiba_proc_dir, &lcd_proc_fops);
+        proc_create("video", S_IRUGO | S_IWUSR, toshiba_proc_dir, &video_proc_fops);
+        proc_create("fan", S_IRUGO | S_IWUSR, toshiba_proc_dir, &fan_proc_fops);
+        proc_create("keys", S_IRUGO | S_IWUSR, toshiba_proc_dir, &keys_proc_fops);
+        proc_create("version", S_IRUGO, toshiba_proc_dir, &version_proc_fops);
 
         return AE_OK;
 }
 
 static acpi_status remove_device(void)
 {
-        ProcItem *item;
-
-        for (item = proc_items; item->name; ++item)
-                remove_proc_entry(item->name, toshiba_proc_dir);
+        remove_proc_entry("lcd", toshiba_proc_dir);
+        remove_proc_entry("video", toshiba_proc_dir);
+        remove_proc_entry("fan", toshiba_proc_dir);
+        remove_proc_entry("keys", toshiba_proc_dir);
+        remove_proc_entry("version", toshiba_proc_dir);
         return AE_OK;
 }
 
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index e425a868cd3a..b104302fea0a 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -492,8 +492,7 @@ wmi_notify_handler handler, void *data)
         if (!guid || !handler)
                 return AE_BAD_PARAMETER;
 
-        find_guid(guid, &block);
-        if (!block)
+        if (!find_guid(guid, &block))
                 return AE_NOT_EXIST;
 
         if (block->handler)
@@ -521,8 +520,7 @@ acpi_status wmi_remove_notify_handler(const char *guid)
         if (!guid)
                 return AE_BAD_PARAMETER;
 
-        find_guid(guid, &block);
-        if (!block)
+        if (!find_guid(guid, &block))
                 return AE_NOT_EXIST;
 
         if (!block->handler)
@@ -540,8 +538,8 @@ EXPORT_SYMBOL_GPL(wmi_remove_notify_handler);
 /**
  * wmi_get_event_data - Get WMI data associated with an event
  *
- * @event - Event to find
- * &out - Buffer to hold event data
+ * @event: Event to find
+ * @out: Buffer to hold event data. out->pointer should be freed with kfree()
  *
  * Returns extra data associated with an event in WMI.
  */
@@ -716,6 +714,22 @@ static int wmi_class_init(void)
         return ret;
 }
 
+static bool guid_already_parsed(const char *guid_string)
+{
+        struct guid_block *gblock;
+        struct wmi_block *wblock;
+        struct list_head *p;
+
+        list_for_each(p, &wmi_blocks.list) {
+                wblock = list_entry(p, struct wmi_block, list);
+                gblock = &wblock->gblock;
+
+                if (strncmp(gblock->guid, guid_string, 16) == 0)
+                        return true;
+        }
+        return false;
+}
+
 /*
  * Parse the _WDG method for the GUID data blocks
  */
@@ -725,6 +739,7 @@ static __init acpi_status parse_wdg(acpi_handle handle)
         union acpi_object *obj;
         struct guid_block *gblock;
         struct wmi_block *wblock;
+        char guid_string[37];
         acpi_status status;
         u32 i, total;
 
@@ -747,6 +762,19 @@ static __init acpi_status parse_wdg(acpi_handle handle)
         memcpy(gblock, obj->buffer.pointer, obj->buffer.length);
 
         for (i = 0; i < total; i++) {
+                /*
+                  Some WMI devices, like those for nVidia hooks, have a
+                  duplicate GUID. It's not clear what we should do in this
+                  case yet, so for now, we'll just ignore the duplicate.
+                  Anyone who wants to add support for that device can come
+                  up with a better workaround for the mess then.
+                */
+                if (guid_already_parsed(gblock[i].guid) == true) {
+                        wmi_gtoa(gblock[i].guid, guid_string);
+                        printk(KERN_INFO PREFIX "Skipping duplicate GUID %s\n",
+                                guid_string);
+                        continue;
+                }
                 wblock = kzalloc(sizeof(struct wmi_block), GFP_KERNEL);
                 if (!wblock)
                         return AE_NO_MEMORY;
diff --git a/drivers/power/pmu_battery.c b/drivers/power/pmu_battery.c
index 9346a862f1f2..9c87ad564803 100644
--- a/drivers/power/pmu_battery.c
+++ b/drivers/power/pmu_battery.c
@@ -89,6 +89,8 @@ static int pmu_bat_get_property(struct power_supply *psy,
         case POWER_SUPPLY_PROP_STATUS:
                 if (pbi->flags & PMU_BATT_CHARGING)
                         val->intval = POWER_SUPPLY_STATUS_CHARGING;
+                else if (pmu_power_flags & PMU_PWR_AC_PRESENT)
+                        val->intval = POWER_SUPPLY_STATUS_FULL;
                 else
                         val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
                 break;
diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
index c8c12325e69b..e9aa814ddd23 100644
--- a/drivers/rtc/rtc-cmos.c
+++ b/drivers/rtc/rtc-cmos.c
@@ -1096,9 +1096,9 @@ static int cmos_pnp_resume(struct pnp_dev *pnp)
 #define cmos_pnp_resume         NULL
 #endif
 
-static void cmos_pnp_shutdown(struct device *pdev)
+static void cmos_pnp_shutdown(struct pnp_dev *pnp)
 {
-        if (system_state == SYSTEM_POWER_OFF && !cmos_poweroff(pdev))
+        if (system_state == SYSTEM_POWER_OFF && !cmos_poweroff(&pnp->dev))
                 return;
 
         cmos_do_shutdown();
@@ -1117,15 +1117,12 @@ static struct pnp_driver cmos_pnp_driver = {
         .id_table       = rtc_ids,
         .probe          = cmos_pnp_probe,
         .remove         = __exit_p(cmos_pnp_remove),
+        .shutdown       = cmos_pnp_shutdown,
 
         /* flag ensures resume() gets called, and stops syslog spam */
         .flags          = PNP_DRIVER_RES_DO_NOT_CHANGE,
         .suspend        = cmos_pnp_suspend,
         .resume         = cmos_pnp_resume,
-        .driver         = {
-                .name     = (char *)driver_name,
-                .shutdown = cmos_pnp_shutdown,
-        }
 };
 
 #endif  /* CONFIG_PNP */
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 5819dc02a143..1c500c462225 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -23,6 +23,7 @@
 #include <asm/debug.h>
 #include <asm/idals.h>
 #include <asm/ebcdic.h>
+#include <asm/compat.h>
 #include <asm/io.h>
 #include <asm/uaccess.h>
 #include <asm/cio.h>
@@ -2844,13 +2845,16 @@ static int dasd_symm_io(struct dasd_device *device, void __user *argp)
         rc = -EFAULT;
         if (copy_from_user(&usrparm, argp, sizeof(usrparm)))
                 goto out;
-#ifndef CONFIG_64BIT
-        /* Make sure pointers are sane even on 31 bit. */
-        if ((usrparm.psf_data >> 32) != 0 || (usrparm.rssd_result >> 32) != 0) {
+        if (is_compat_task() || sizeof(long) == 4) {
+                /* Make sure pointers are sane even on 31 bit. */
                 rc = -EINVAL;
-                goto out;
+                if ((usrparm.psf_data >> 32) != 0)
+                        goto out;
+                if ((usrparm.rssd_result >> 32) != 0)
+                        goto out;
+                usrparm.psf_data &= 0x7fffffffULL;
+                usrparm.rssd_result &= 0x7fffffffULL;
         }
-#endif
         /* alloc I/O data area */
         psf_data = kzalloc(usrparm.psf_data_len, GFP_KERNEL | GFP_DMA);
         rssd_result = kzalloc(usrparm.rssd_result_len, GFP_KERNEL | GFP_DMA);
diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c
index 478bcdb90b6f..fc7b30b4a255 100644
--- a/drivers/s390/block/dasd_ioctl.c
+++ b/drivers/s390/block/dasd_ioctl.c
@@ -17,7 +17,7 @@
 #include <linux/fs.h>
 #include <linux/blkpg.h>
 #include <linux/smp_lock.h>
-
+#include <asm/compat.h>
 #include <asm/ccwdev.h>
 #include <asm/cmb.h>
 #include <asm/uaccess.h>
@@ -358,9 +358,8 @@ dasd_ioctl_set_ro(struct block_device *bdev, void __user *argp)
 }
 
 static int dasd_ioctl_readall_cmb(struct dasd_block *block, unsigned int cmd,
-                unsigned long arg)
+                                  struct cmbdata __user *argp)
 {
-        struct cmbdata __user *argp = (void __user *) arg;
         size_t size = _IOC_SIZE(cmd);
         struct cmbdata data;
         int ret;
@@ -376,7 +375,12 @@ dasd_do_ioctl(struct block_device *bdev, fmode_t mode,
               unsigned int cmd, unsigned long arg)
 {
         struct dasd_block *block = bdev->bd_disk->private_data;
-        void __user *argp = (void __user *)arg;
+        void __user *argp;
+
+        if (is_compat_task())
+                argp = compat_ptr(arg);
+        else
+                argp = (void __user *)arg;
 
         if (!block)
                 return -ENODEV;
@@ -414,7 +418,7 @@ dasd_do_ioctl(struct block_device *bdev, fmode_t mode,
         case BIODASDCMFDISABLE:
                 return disable_cmf(block->base->cdev);
         case BIODASDREADALLCMB:
-                return dasd_ioctl_readall_cmb(block, cmd, arg);
+                return dasd_ioctl_readall_cmb(block, cmd, argp);
         default:
                 /* if the discipline has an ioctl method try it. */
                 if (block->base->discipline->ioctl) {
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index 9d61683b5633..59ec073724bf 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -1037,22 +1037,6 @@ static void tty3215_flush_buffer(struct tty_struct *tty)
 }
 
 /*
- * Currently we don't have any io controls for 3215 ttys
- */
-static int tty3215_ioctl(struct tty_struct *tty, struct file * file,
-                         unsigned int cmd, unsigned long arg)
-{
-        if (tty->flags & (1 << TTY_IO_ERROR))
-                return -EIO;
-
-        switch (cmd) {
-        default:
-                return -ENOIOCTLCMD;
-        }
-        return 0;
-}
-
-/*
  * Disable reading from a 3215 tty
  */
 static void tty3215_throttle(struct tty_struct * tty)
@@ -1117,7 +1101,6 @@ static const struct tty_operations tty3215_ops = {
         .write_room = tty3215_write_room,
         .chars_in_buffer = tty3215_chars_in_buffer,
         .flush_buffer = tty3215_flush_buffer,
-        .ioctl = tty3215_ioctl,
         .throttle = tty3215_throttle,
         .unthrottle = tty3215_unthrottle,
         .stop = tty3215_stop,
diff --git a/drivers/s390/char/fs3270.c b/drivers/s390/char/fs3270.c
index 247b2b934728..31c59b0d6df0 100644
--- a/drivers/s390/char/fs3270.c
+++ b/drivers/s390/char/fs3270.c
@@ -15,6 +15,7 @@
 #include <linux/types.h>
 #include <linux/smp_lock.h>
 
+#include <asm/compat.h>
 #include <asm/ccwdev.h>
 #include <asm/cio.h>
 #include <asm/ebcdic.h>
@@ -322,6 +323,7 @@ fs3270_write(struct file *filp, const char __user *data, size_t count, loff_t *o
 static long
 fs3270_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 {
+        char __user *argp;
         struct fs3270 *fp;
         struct raw3270_iocb iocb;
         int rc;
@@ -329,6 +331,10 @@ fs3270_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
         fp = filp->private_data;
         if (!fp)
                 return -ENODEV;
+        if (is_compat_task())
+                argp = compat_ptr(arg);
+        else
+                argp = (char __user *)arg;
         rc = 0;
         mutex_lock(&fs3270_mutex);
         switch (cmd) {
@@ -339,10 +345,10 @@ fs3270_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
                 fp->write_command = arg;
                 break;
         case TUBGETI:
-                rc = put_user(fp->read_command, (char __user *) arg);
+                rc = put_user(fp->read_command, argp);
                 break;
         case TUBGETO:
-                rc = put_user(fp->write_command,(char __user *) arg);
+                rc = put_user(fp->write_command, argp);
                 break;
         case TUBGETMOD:
                 iocb.model = fp->view.model;
@@ -351,8 +357,7 @@ fs3270_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
                 iocb.pf_cnt = 24;
                 iocb.re_cnt = 20;
                 iocb.map = 0;
-                if (copy_to_user((char __user *) arg, &iocb,
-                                 sizeof(struct raw3270_iocb)))
+                if (copy_to_user(argp, &iocb, sizeof(struct raw3270_iocb)))
                         rc = -EFAULT;
                 break;
         }
@@ -511,8 +516,8 @@ static const struct file_operations fs3270_fops = {
         .write           = fs3270_write,        /* write */
         .unlocked_ioctl  = fs3270_ioctl,        /* ioctl */
         .compat_ioctl    = fs3270_ioctl,        /* ioctl */
-        .open           = fs3270_open,          /* open */
-        .release        = fs3270_close,         /* release */
+        .open            = fs3270_open,         /* open */
+        .release         = fs3270_close,        /* release */
 };
 
 /*
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 96816149368a..8d3d720737da 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -46,8 +46,6 @@
  */
 static int tapeblock_open(struct block_device *, fmode_t);
 static int tapeblock_release(struct gendisk *, fmode_t);
-static int tapeblock_ioctl(struct block_device *, fmode_t, unsigned int,
-                                unsigned long);
 static int tapeblock_medium_changed(struct gendisk *);
 static int tapeblock_revalidate_disk(struct gendisk *);
 
@@ -55,7 +53,6 @@ static const struct block_device_operations tapeblock_fops = {
         .owner           = THIS_MODULE,
         .open            = tapeblock_open,
         .release         = tapeblock_release,
-        .ioctl           = tapeblock_ioctl,
         .media_changed   = tapeblock_medium_changed,
         .revalidate_disk = tapeblock_revalidate_disk,
 };
@@ -416,42 +413,6 @@ tapeblock_release(struct gendisk *disk, fmode_t mode)
 }
 
 /*
- * Support of some generic block device IOCTLs.
- */
-static int
-tapeblock_ioctl(
-        struct block_device *   bdev,
-        fmode_t                 mode,
-        unsigned int            command,
-        unsigned long           arg
-) {
-        int rc;
-        int minor;
-        struct gendisk *disk = bdev->bd_disk;
-        struct tape_device *device;
-
-        rc     = 0;
-        BUG_ON(!disk);
-        device = disk->private_data;
-        BUG_ON(!device);
-        minor  = MINOR(bdev->bd_dev);
-
-        DBF_LH(6, "tapeblock_ioctl(0x%0x)\n", command);
-        DBF_LH(6, "device = %d:%d\n", tapeblock_major, minor);
-
-        switch (command) {
-                /* Refuse some IOCTL calls without complaining (mount). */
-                case 0x5310:            /* CDROMMULTISESSION */
-                        rc = -EINVAL;
-                        break;
-                default:
-                        rc = -EINVAL;
-        }
-
-        return rc;
-}
-
-/*
  * Initialize block device frontend.
  */
 int
diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c
index 2125ec7d95f0..539045acaad4 100644
--- a/drivers/s390/char/tape_char.c
+++ b/drivers/s390/char/tape_char.c
@@ -18,6 +18,7 @@
 #include <linux/proc_fs.h>
 #include <linux/mtio.h>
 #include <linux/smp_lock.h>
+#include <linux/compat.h>
 
 #include <asm/uaccess.h>
 
@@ -37,8 +38,9 @@ static ssize_t tapechar_write(struct file *, const char __user *, size_t, loff_t
 static int tapechar_open(struct inode *,struct file *);
 static int tapechar_release(struct inode *,struct file *);
 static long tapechar_ioctl(struct file *, unsigned int, unsigned long);
-static long tapechar_compat_ioctl(struct file *, unsigned int,
-                          unsigned long);
+#ifdef CONFIG_COMPAT
+static long tapechar_compat_ioctl(struct file *, unsigned int, unsigned long);
+#endif
 
 static const struct file_operations tape_fops =
 {
@@ -46,7 +48,9 @@ static const struct file_operations tape_fops =
         .read = tapechar_read,
         .write = tapechar_write,
         .unlocked_ioctl = tapechar_ioctl,
+#ifdef CONFIG_COMPAT
         .compat_ioctl = tapechar_compat_ioctl,
+#endif
         .open = tapechar_open,
         .release = tapechar_release,
 };
@@ -457,15 +461,22 @@ tapechar_ioctl(struct file *filp, unsigned int no, unsigned long data)
         return rc;
 }
 
+#ifdef CONFIG_COMPAT
 static long
 tapechar_compat_ioctl(struct file *filp, unsigned int no, unsigned long data)
 {
         struct tape_device *device = filp->private_data;
         int rval = -ENOIOCTLCMD;
+        unsigned long argp;
 
+        /* The 'arg' argument of any ioctl function may only be used for
+         * pointers because of the compat pointer conversion.
+         * Consider this when adding new ioctls.
+         */
+        argp = (unsigned long) compat_ptr(data);
         if (device->discipline->ioctl_fn) {
                 mutex_lock(&device->mutex);
-                rval = device->discipline->ioctl_fn(device, no, data);
+                rval = device->discipline->ioctl_fn(device, no, argp);
                 mutex_unlock(&device->mutex);
                 if (rval == -EINVAL)
                         rval = -ENOIOCTLCMD;
@@ -473,6 +484,7 @@ tapechar_compat_ioctl(struct file *filp, unsigned int no, unsigned long data)
 
         return rval;
 }
+#endif /* CONFIG_COMPAT */
 
 /*
  * Initialize character device frontend.
diff --git a/drivers/s390/char/vmcp.c b/drivers/s390/char/vmcp.c
index a6087cec55b4..921dcda77676 100644
--- a/drivers/s390/char/vmcp.c
+++ b/drivers/s390/char/vmcp.c
@@ -19,6 +19,7 @@
 #include <linux/kernel.h>
 #include <linux/miscdevice.h>
 #include <linux/module.h>
+#include <asm/compat.h>
 #include <asm/cpcmd.h>
 #include <asm/debug.h>
 #include <asm/uaccess.h>
@@ -139,21 +140,26 @@ vmcp_write(struct file *file, const char __user *buff, size_t count,
 static long vmcp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
         struct vmcp_session *session;
+        int __user *argp;
         int temp;
 
         session = (struct vmcp_session *)file->private_data;
+        if (is_compat_task())
+                argp = compat_ptr(arg);
+        else
+                argp = (int __user *)arg;
         if (mutex_lock_interruptible(&session->mutex))
                 return -ERESTARTSYS;
         switch (cmd) {
         case VMCP_GETCODE:
                 temp = session->resp_code;
                 mutex_unlock(&session->mutex);
-                return put_user(temp, (int __user *)arg);
+                return put_user(temp, argp);
         case VMCP_SETBUF:
                 free_pages((unsigned long)session->response,
                                 get_order(session->bufsize));
                 session->response=NULL;
-                temp = get_user(session->bufsize, (int __user *)arg);
+                temp = get_user(session->bufsize, argp);
                 if (get_order(session->bufsize) > 8) {
                         session->bufsize = PAGE_SIZE;
                         temp = -EINVAL;
@@ -163,7 +169,7 @@ static long vmcp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
         case VMCP_GETSIZE:
                 temp = session->resp_size;
                 mutex_unlock(&session->mutex);
-                return put_user(temp, (int __user *)arg);
+                return put_user(temp, argp);
         default:
                 mutex_unlock(&session->mutex);
                 return -ENOIOCTLCMD;
diff --git a/drivers/s390/cio/Makefile b/drivers/s390/cio/Makefile
index d033414f7599..e1b700a19648 100644
--- a/drivers/s390/cio/Makefile
+++ b/drivers/s390/cio/Makefile
@@ -10,5 +10,5 @@ obj-y += ccw_device.o cmf.o
 obj-$(CONFIG_CHSC_SCH) += chsc_sch.o
 obj-$(CONFIG_CCWGROUP) += ccwgroup.o
 
-qdio-objs := qdio_main.o qdio_thinint.o qdio_debug.o qdio_perf.o qdio_setup.o
+qdio-objs := qdio_main.o qdio_thinint.o qdio_debug.o qdio_setup.o
 obj-$(CONFIG_QDIO) += qdio.o
diff --git a/drivers/s390/cio/chsc_sch.c b/drivers/s390/cio/chsc_sch.c
index cc5144b6f9d9..c84ac9443079 100644
--- a/drivers/s390/cio/chsc_sch.c
+++ b/drivers/s390/cio/chsc_sch.c
@@ -12,6 +12,7 @@
 #include <linux/uaccess.h>
 #include <linux/miscdevice.h>
 
+#include <asm/compat.h>
 #include <asm/cio.h>
 #include <asm/chsc.h>
 #include <asm/isc.h>
@@ -770,24 +771,30 @@ out_free:
 static long chsc_ioctl(struct file *filp, unsigned int cmd,
                        unsigned long arg)
 {
+        void __user *argp;
+
         CHSC_MSG(2, "chsc_ioctl called, cmd=%x\n", cmd);
+        if (is_compat_task())
+                argp = compat_ptr(arg);
+        else
+                argp = (void __user *)arg;
         switch (cmd) {
         case CHSC_START:
-                return chsc_ioctl_start((void __user *)arg);
+                return chsc_ioctl_start(argp);
         case CHSC_INFO_CHANNEL_PATH:
-                return chsc_ioctl_info_channel_path((void __user *)arg);
+                return chsc_ioctl_info_channel_path(argp);
         case CHSC_INFO_CU:
-                return chsc_ioctl_info_cu((void __user *)arg);
+                return chsc_ioctl_info_cu(argp);
         case CHSC_INFO_SCH_CU:
-                return chsc_ioctl_info_sch_cu((void __user *)arg);
+                return chsc_ioctl_info_sch_cu(argp);
         case CHSC_INFO_CI:
-                return chsc_ioctl_conf_info((void __user *)arg);
+                return chsc_ioctl_conf_info(argp);
         case CHSC_INFO_CCL:
-                return chsc_ioctl_conf_comp_list((void __user *)arg);
+                return chsc_ioctl_conf_comp_list(argp);
         case CHSC_INFO_CPD:
-                return chsc_ioctl_chpd((void __user *)arg);
+                return chsc_ioctl_chpd(argp);
         case CHSC_INFO_DCAL:
-                return chsc_ioctl_dcal((void __user *)arg);
+                return chsc_ioctl_dcal(argp);
         default: /* unknown ioctl number */
                 return -ENOIOCTLCMD;
         }
diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h
index ff7748a9199d..44f2f6a97f33 100644
--- a/drivers/s390/cio/qdio.h
+++ b/drivers/s390/cio/qdio.h
@@ -182,6 +182,34 @@ struct scssc_area {
         u32:32;
 } __attribute__ ((packed));
 
+struct qdio_dev_perf_stat {
+        unsigned int adapter_int;
+        unsigned int qdio_int;
+        unsigned int pci_request_int;
+
+        unsigned int tasklet_inbound;
+        unsigned int tasklet_inbound_resched;
+        unsigned int tasklet_inbound_resched2;
+        unsigned int tasklet_outbound;
+
+        unsigned int siga_read;
+        unsigned int siga_write;
+        unsigned int siga_sync;
+
+        unsigned int inbound_call;
+        unsigned int inbound_handler;
+        unsigned int stop_polling;
+        unsigned int inbound_queue_full;
+        unsigned int outbound_call;
+        unsigned int outbound_handler;
+        unsigned int fast_requeue;
+        unsigned int target_full;
+        unsigned int eqbs;
+        unsigned int eqbs_partial;
+        unsigned int sqbs;
+        unsigned int sqbs_partial;
+};
+
 struct qdio_input_q {
         /* input buffer acknowledgement flag */
         int polling;
@@ -269,6 +297,7 @@ struct qdio_irq {
         u32 *dsci;              /* address of device state change indicator */
         struct ccw_device *cdev;
         struct dentry *debugfs_dev;
+        struct dentry *debugfs_perf;
 
         unsigned long int_parm;
         struct subchannel_id schid;
@@ -286,9 +315,10 @@ struct qdio_irq {
         struct ciw aqueue;
 
         struct qdio_ssqd_desc ssqd_desc;
-
         void (*orig_handler) (struct ccw_device *, unsigned long, struct irb *);
 
+        struct qdio_dev_perf_stat perf_stat;
+        int perf_stat_enabled;
         /*
          * Warning: Leave these members together at the end so they won't be
          * cleared in qdio_setup_irq.
@@ -311,6 +341,10 @@ struct qdio_irq {
         (irq->qib.qfmt == QDIO_IQDIO_QFMT || \
          css_general_characteristics.aif_osa)
 
+#define qperf(qdev,attr)        qdev->perf_stat.attr
+#define qperf_inc(q,attr)       if (q->irq_ptr->perf_stat_enabled) \
+                                        q->irq_ptr->perf_stat.attr++
+
 /* the highest iqdio queue is used for multicast */
 static inline int multicast_outbound(struct qdio_q *q)
 {
diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c
index 76769978285f..f49761ff9a00 100644
--- a/drivers/s390/cio/qdio_debug.c
+++ b/drivers/s390/cio/qdio_debug.c
@@ -55,13 +55,11 @@ static int qstat_show(struct seq_file *m, void *v)
         if (!q)
                 return 0;
 
-        seq_printf(m, "device state indicator: %d\n", *(u32 *)q->irq_ptr->dsci);
-        seq_printf(m, "nr_used: %d\n", atomic_read(&q->nr_buf_used));
-        seq_printf(m, "ftc: %d\n", q->first_to_check);
-        seq_printf(m, "last_move: %d\n", q->last_move);
-        seq_printf(m, "polling: %d\n", q->u.in.polling);
-        seq_printf(m, "ack start: %d\n", q->u.in.ack_start);
-        seq_printf(m, "ack count: %d\n", q->u.in.ack_count);
+        seq_printf(m, "DSCI: %d   nr_used: %d\n",
+                   *(u32 *)q->irq_ptr->dsci, atomic_read(&q->nr_buf_used));
+        seq_printf(m, "ftc: %d  last_move: %d\n", q->first_to_check, q->last_move);
+        seq_printf(m, "polling: %d  ack start: %d  ack count: %d\n",
+                   q->u.in.polling, q->u.in.ack_start, q->u.in.ack_count);
         seq_printf(m, "slsb buffer states:\n");
         seq_printf(m, "|0      |8      |16     |24     |32     |40     |48     |56  63|\n");
 
@@ -110,7 +108,6 @@ static ssize_t qstat_seq_write(struct file *file, const char __user *buf,
 
         if (!q)
                 return 0;
-
         if (q->is_input_q)
                 xchg(q->irq_ptr->dsci, 1);
         local_bh_disable();
@@ -134,6 +131,98 @@ static const struct file_operations debugfs_fops = {
         .release = single_release,
 };
 
+static char *qperf_names[] = {
+        "Assumed adapter interrupts",
+        "QDIO interrupts",
+        "Requested PCIs",
+        "Inbound tasklet runs",
+        "Inbound tasklet resched",
+        "Inbound tasklet resched2",
+        "Outbound tasklet runs",
+        "SIGA read",
+        "SIGA write",
+        "SIGA sync",
+        "Inbound calls",
+        "Inbound handler",
+        "Inbound stop_polling",
+        "Inbound queue full",
+        "Outbound calls",
+        "Outbound handler",
+        "Outbound fast_requeue",
+        "Outbound target_full",
+        "QEBSM eqbs",
+        "QEBSM eqbs partial",
+        "QEBSM sqbs",
+        "QEBSM sqbs partial"
+};
+
+static int qperf_show(struct seq_file *m, void *v)
+{
+        struct qdio_irq *irq_ptr = m->private;
+        unsigned int *stat;
+        int i;
+
+        if (!irq_ptr)
+                return 0;
+        if (!irq_ptr->perf_stat_enabled) {
+                seq_printf(m, "disabled\n");
+                return 0;
+        }
+        stat = (unsigned int *)&irq_ptr->perf_stat;
+
+        for (i = 0; i < ARRAY_SIZE(qperf_names); i++)
+                seq_printf(m, "%26s:\t%u\n",
+                           qperf_names[i], *(stat + i));
+        return 0;
+}
+
+static ssize_t qperf_seq_write(struct file *file, const char __user *ubuf,
+                               size_t count, loff_t *off)
+{
+        struct seq_file *seq = file->private_data;
+        struct qdio_irq *irq_ptr = seq->private;
+        unsigned long val;
+        char buf[8];
+        int ret;
+
+        if (!irq_ptr)
+                return 0;
+        if (count >= sizeof(buf))
+                return -EINVAL;
+        if (copy_from_user(&buf, ubuf, count))
+                return -EFAULT;
+        buf[count] = 0;
+
+        ret = strict_strtoul(buf, 10, &val);
+        if (ret < 0)
+                return ret;
+
+        switch (val) {
+        case 0:
+                irq_ptr->perf_stat_enabled = 0;
+                memset(&irq_ptr->perf_stat, 0, sizeof(irq_ptr->perf_stat));
+                break;
+        case 1:
+                irq_ptr->perf_stat_enabled = 1;
+                break;
+        }
+        return count;
+}
+
+static int qperf_seq_open(struct inode *inode, struct file *filp)
+{
+        return single_open(filp, qperf_show,
+                           filp->f_path.dentry->d_inode->i_private);
+}
+
+static struct file_operations debugfs_perf_fops = {
+        .owner   = THIS_MODULE,
+        .open    = qperf_seq_open,
+        .read    = seq_read,
+        .write   = qperf_seq_write,
+        .llseek  = seq_lseek,
+        .release = single_release,
+};
 static void setup_debugfs_entry(struct qdio_q *q, struct ccw_device *cdev)
 {
         char name[QDIO_DEBUGFS_NAME_LEN];
@@ -156,6 +245,14 @@ void qdio_setup_debug_entries(struct qdio_irq *irq_ptr, struct ccw_device *cdev)
                                                   debugfs_root);
         if (IS_ERR(irq_ptr->debugfs_dev))
                 irq_ptr->debugfs_dev = NULL;
+
+        irq_ptr->debugfs_perf = debugfs_create_file("statistics",
+                                S_IFREG | S_IRUGO | S_IWUSR,
+                                irq_ptr->debugfs_dev, irq_ptr,
+                                &debugfs_perf_fops);
+        if (IS_ERR(irq_ptr->debugfs_perf))
+                irq_ptr->debugfs_perf = NULL;
+
         for_each_input_queue(irq_ptr, q, i)
                 setup_debugfs_entry(q, cdev);
         for_each_output_queue(irq_ptr, q, i)
@@ -171,6 +268,7 @@ void qdio_shutdown_debug_entries(struct qdio_irq *irq_ptr, struct ccw_device *cd
                 debugfs_remove(q->debugfs_q);
         for_each_output_queue(irq_ptr, q, i)
                 debugfs_remove(q->debugfs_q);
+        debugfs_remove(irq_ptr->debugfs_perf);
         debugfs_remove(irq_ptr->debugfs_dev);
 }
 
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index b2275c5000e7..999fe80c4051 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -22,7 +22,6 @@
 #include "device.h"
 #include "qdio.h"
 #include "qdio_debug.h"
-#include "qdio_perf.h"
 
 MODULE_AUTHOR("Utz Bacher <utz.bacher@de.ibm.com>,"\
         "Jan Glauber <jang@linux.vnet.ibm.com>");
@@ -126,7 +125,7 @@ static int qdio_do_eqbs(struct qdio_q *q, unsigned char *state,
         int rc;
 
         BUG_ON(!q->irq_ptr->sch_token);
-        qdio_perf_stat_inc(&perf_stats.debug_eqbs_all);
+        qperf_inc(q, eqbs);
 
         if (!q->is_input_q)
                 nr += q->irq_ptr->nr_input_qs;
@@ -139,7 +138,7 @@ again:
          * buffers later.
          */
         if ((ccq == 96) && (count != tmp_count)) {
-                qdio_perf_stat_inc(&perf_stats.debug_eqbs_incomplete);
+                qperf_inc(q, eqbs_partial);
                 return (count - tmp_count);
         }
 
@@ -182,7 +181,7 @@ static int qdio_do_sqbs(struct qdio_q *q, unsigned char state, int start,
                 return 0;
 
         BUG_ON(!q->irq_ptr->sch_token);
-        qdio_perf_stat_inc(&perf_stats.debug_sqbs_all);
+        qperf_inc(q, sqbs);
 
         if (!q->is_input_q)
                 nr += q->irq_ptr->nr_input_qs;
@@ -191,7 +190,7 @@ again:
         rc = qdio_check_ccq(q, ccq);
         if (rc == 1) {
                 DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "SQBS again:%2d", ccq);
-                qdio_perf_stat_inc(&perf_stats.debug_sqbs_incomplete);
+                qperf_inc(q, sqbs_partial);
                 goto again;
         }
         if (rc < 0) {
@@ -285,7 +284,7 @@ static inline int qdio_siga_sync(struct qdio_q *q, unsigned int output,
                 return 0;
 
         DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "siga-s:%1d", q->nr);
-        qdio_perf_stat_inc(&perf_stats.siga_sync);
+        qperf_inc(q, siga_sync);
 
         cc = do_siga_sync(q->irq_ptr->schid, output, input);
         if (cc)
@@ -350,7 +349,7 @@ static inline int qdio_siga_input(struct qdio_q *q)
         int cc;
 
         DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "siga-r:%1d", q->nr);
-        qdio_perf_stat_inc(&perf_stats.siga_in);
+        qperf_inc(q, siga_read);
 
         cc = do_siga_input(q->irq_ptr->schid, q->mask);
         if (cc)
@@ -382,7 +381,7 @@ static inline void qdio_stop_polling(struct qdio_q *q)
                 return;
 
         q->u.in.polling = 0;
-        qdio_perf_stat_inc(&perf_stats.debug_stop_polling);
+        qperf_inc(q, stop_polling);
 
         /* show the card that we are not polling anymore */
         if (is_qebsm(q)) {
@@ -400,7 +399,7 @@ static void announce_buffer_error(struct qdio_q *q, int count)
         /* special handling for no target buffer empty */
         if ((!q->is_input_q &&
             (q->sbal[q->first_to_check]->element[15].flags & 0xff) == 0x10)) {
-                qdio_perf_stat_inc(&perf_stats.outbound_target_full);
+                qperf_inc(q, target_full);
                 DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "OUTFULL FTC:%02x",
                               q->first_to_check);
                 return;
@@ -487,7 +486,7 @@ static int get_inbound_buffer_frontier(struct qdio_q *q)
                 inbound_primed(q, count);
                 q->first_to_check = add_buf(q->first_to_check, count);
                 if (atomic_sub(count, &q->nr_buf_used) == 0)
-                        qdio_perf_stat_inc(&perf_stats.inbound_queue_full);
+                        qperf_inc(q, inbound_queue_full);
                 break;
         case SLSB_P_INPUT_ERROR:
                 announce_buffer_error(q, count);
@@ -567,9 +566,10 @@ static void qdio_kick_handler(struct qdio_q *q)
         count = sub_buf(end, start);
 
         if (q->is_input_q) {
-                qdio_perf_stat_inc(&perf_stats.inbound_handler);
+                qperf_inc(q, inbound_handler);
                 DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "kih s:%02x c:%02x", start, count);
         } else
+                qperf_inc(q, outbound_handler);
                 DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "koh: s:%02x c:%02x",
                               start, count);
 
@@ -583,24 +583,28 @@ static void qdio_kick_handler(struct qdio_q *q)
 
 static void __qdio_inbound_processing(struct qdio_q *q)
 {
-        qdio_perf_stat_inc(&perf_stats.tasklet_inbound);
+        qperf_inc(q, tasklet_inbound);
 again:
         if (!qdio_inbound_q_moved(q))
                 return;
 
         qdio_kick_handler(q);
 
-        if (!qdio_inbound_q_done(q))
+        if (!qdio_inbound_q_done(q)) {
                 /* means poll time is not yet over */
+                qperf_inc(q, tasklet_inbound_resched);
                 goto again;
+        }
 
         qdio_stop_polling(q);
         /*
          * We need to check again to not lose initiative after
          * resetting the ACK state.
          */
-        if (!qdio_inbound_q_done(q))
+        if (!qdio_inbound_q_done(q)) {
+                qperf_inc(q, tasklet_inbound_resched2);
                 goto again;
+        }
 }
 
 void qdio_inbound_processing(unsigned long data)
@@ -688,7 +692,7 @@ static int qdio_kick_outbound_q(struct qdio_q *q)
                 return 0;
 
         DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "siga-w:%1d", q->nr);
-        qdio_perf_stat_inc(&perf_stats.siga_out);
+        qperf_inc(q, siga_write);
 
         cc = qdio_siga_output(q, &busy_bit);
         switch (cc) {
@@ -711,7 +715,7 @@ static int qdio_kick_outbound_q(struct qdio_q *q)
 
 static void __qdio_outbound_processing(struct qdio_q *q)
 {
-        qdio_perf_stat_inc(&perf_stats.tasklet_outbound);
+        qperf_inc(q, tasklet_outbound);
         BUG_ON(atomic_read(&q->nr_buf_used) < 0);
 
         if (qdio_outbound_q_moved(q))
@@ -739,12 +743,9 @@ static void __qdio_outbound_processing(struct qdio_q *q)
          */
         if (qdio_outbound_q_done(q))
                 del_timer(&q->u.out.timer);
-        else {
-                if (!timer_pending(&q->u.out.timer)) {
+        else
+                if (!timer_pending(&q->u.out.timer))
                         mod_timer(&q->u.out.timer, jiffies + 10 * HZ);
-                        qdio_perf_stat_inc(&perf_stats.debug_tl_out_timer);
-                }
-        }
         return;
 
 sched:
@@ -784,7 +785,7 @@ static inline void qdio_check_outbound_after_thinint(struct qdio_q *q)
 
 static void __tiqdio_inbound_processing(struct qdio_q *q)
 {
-        qdio_perf_stat_inc(&perf_stats.thinint_inbound);
+        qperf_inc(q, tasklet_inbound);
         qdio_sync_after_thinint(q);
 
         /*
@@ -799,7 +800,7 @@ static void __tiqdio_inbound_processing(struct qdio_q *q)
         qdio_kick_handler(q);
 
         if (!qdio_inbound_q_done(q)) {
-                qdio_perf_stat_inc(&perf_stats.thinint_inbound_loop);
+                qperf_inc(q, tasklet_inbound_resched);
                 if (likely(q->irq_ptr->state != QDIO_IRQ_STATE_STOPPED)) {
                         tasklet_schedule(&q->tasklet);
                         return;
@@ -812,7 +813,7 @@ static void __tiqdio_inbound_processing(struct qdio_q *q)
          * resetting the ACK state.
          */
         if (!qdio_inbound_q_done(q)) {
-                qdio_perf_stat_inc(&perf_stats.thinint_inbound_loop2);
+                qperf_inc(q, tasklet_inbound_resched2);
                 if (likely(q->irq_ptr->state != QDIO_IRQ_STATE_STOPPED))
                         tasklet_schedule(&q->tasklet);
         }
@@ -851,8 +852,6 @@ static void qdio_int_handler_pci(struct qdio_irq *irq_ptr)
         if (unlikely(irq_ptr->state == QDIO_IRQ_STATE_STOPPED))
                 return;
 
-        qdio_perf_stat_inc(&perf_stats.pci_int);
-
         for_each_input_queue(irq_ptr, q, i)
                 tasklet_schedule(&q->tasklet);
 
@@ -923,8 +922,6 @@ void qdio_int_handler(struct ccw_device *cdev, unsigned long intparm,
         struct qdio_irq *irq_ptr = cdev->private->qdio_data;
         int cstat, dstat;
 
-        qdio_perf_stat_inc(&perf_stats.qdio_int);
-
         if (!intparm || !irq_ptr) {
                 DBF_ERROR("qint:%4x", cdev->private->schid.sch_no);
                 return;
@@ -1383,6 +1380,8 @@ static int handle_inbound(struct qdio_q *q, unsigned int callflags,
 {
         int used, diff;
 
+        qperf_inc(q, inbound_call);
+
         if (!q->u.in.polling)
                 goto set;
 
@@ -1438,14 +1437,16 @@ static int handle_outbound(struct qdio_q *q, unsigned int callflags,
         unsigned char state;
         int used, rc = 0;
 
-        qdio_perf_stat_inc(&perf_stats.outbound_handler);
+        qperf_inc(q, outbound_call);
 
         count = set_buf_states(q, bufnr, SLSB_CU_OUTPUT_PRIMED, count);
         used = atomic_add_return(count, &q->nr_buf_used);
         BUG_ON(used > QDIO_MAX_BUFFERS_PER_Q);
 
-        if (callflags & QDIO_FLAG_PCI_OUT)
+        if (callflags & QDIO_FLAG_PCI_OUT) {
                 q->u.out.pci_out_enabled = 1;
+                qperf_inc(q, pci_request_int);
+        }
         else
                 q->u.out.pci_out_enabled = 0;
 
@@ -1484,7 +1485,7 @@ static int handle_outbound(struct qdio_q *q, unsigned int callflags,
         if (state != SLSB_CU_OUTPUT_PRIMED)
                 rc = qdio_kick_outbound_q(q);
         else
-                qdio_perf_stat_inc(&perf_stats.fast_requeue);
+                qperf_inc(q, fast_requeue);
 
 out:
         tasklet_schedule(&q->tasklet);
@@ -1540,16 +1541,11 @@ static int __init init_QDIO(void)
         rc = qdio_debug_init();
         if (rc)
                 goto out_ti;
-        rc = qdio_setup_perf_stats();
-        if (rc)
-                goto out_debug;
         rc = tiqdio_register_thinints();
         if (rc)
-                goto out_perf;
+                goto out_debug;
         return 0;
 
-out_perf:
-        qdio_remove_perf_stats();
 out_debug:
         qdio_debug_exit();
 out_ti:
@@ -1563,7 +1559,6 @@ static void __exit exit_QDIO(void)
 {
         tiqdio_unregister_thinints();
         tiqdio_free_memory();
-        qdio_remove_perf_stats();
         qdio_debug_exit();
         qdio_setup_exit();
 }
diff --git a/drivers/s390/cio/qdio_perf.c b/drivers/s390/cio/qdio_perf.c
deleted file mode 100644
index 54f7c325a3e6..000000000000
--- a/drivers/s390/cio/qdio_perf.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- *  drivers/s390/cio/qdio_perf.c
- *
- *  Copyright IBM Corp. 2008
- *
- *  Author: Jan Glauber (jang@linux.vnet.ibm.com)
- */
-#include <linux/kernel.h>
-#include <linux/proc_fs.h>
-#include <linux/seq_file.h>
-#include <asm/ccwdev.h>
-
-#include "cio.h"
-#include "css.h"
-#include "device.h"
-#include "ioasm.h"
-#include "chsc.h"
-#include "qdio_debug.h"
-#include "qdio_perf.h"
-
-int qdio_performance_stats;
-struct qdio_perf_stats perf_stats;
-
-#ifdef CONFIG_PROC_FS
-static struct proc_dir_entry *qdio_perf_pde;
-#endif
-
-/*
- * procfs functions
- */
-static int qdio_perf_proc_show(struct seq_file *m, void *v)
-{
-        seq_printf(m, "Number of qdio interrupts\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.qdio_int));
-        seq_printf(m, "Number of PCI interrupts\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.pci_int));
-        seq_printf(m, "Number of adapter interrupts\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.thin_int));
-        seq_printf(m, "\n");
-        seq_printf(m, "Inbound tasklet runs\t\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.tasklet_inbound));
-        seq_printf(m, "Outbound tasklet runs\t\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.tasklet_outbound));
-        seq_printf(m, "Adapter interrupt tasklet runs/loops\t\t: %li/%li\n",
-                   (long)atomic_long_read(&perf_stats.tasklet_thinint),
-                   (long)atomic_long_read(&perf_stats.tasklet_thinint_loop));
-        seq_printf(m, "Adapter interrupt inbound tasklet runs/loops\t: %li/%li\n",
-                   (long)atomic_long_read(&perf_stats.thinint_inbound),
-                   (long)atomic_long_read(&perf_stats.thinint_inbound_loop));
-        seq_printf(m, "\n");
-        seq_printf(m, "Number of SIGA In issued\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.siga_in));
-        seq_printf(m, "Number of SIGA Out issued\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.siga_out));
-        seq_printf(m, "Number of SIGA Sync issued\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.siga_sync));
-        seq_printf(m, "\n");
-        seq_printf(m, "Number of inbound transfers\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.inbound_handler));
-        seq_printf(m, "Number of outbound transfers\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.outbound_handler));
-        seq_printf(m, "\n");
-        seq_printf(m, "Number of fast requeues (outg. SBAL w/o SIGA)\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.fast_requeue));
-        seq_printf(m, "Number of outbound target full condition\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.outbound_target_full));
-        seq_printf(m, "Number of inbound queue full condition\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.inbound_queue_full));
-        seq_printf(m, "Number of outbound tasklet mod_timer calls\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.debug_tl_out_timer));
-        seq_printf(m, "Number of stop polling calls\t\t\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.debug_stop_polling));
-        seq_printf(m, "AI inbound tasklet loops after stop polling\t: %li\n",
-                   (long)atomic_long_read(&perf_stats.thinint_inbound_loop2));
-        seq_printf(m, "QEBSM EQBS total/incomplete\t\t\t: %li/%li\n",
-                   (long)atomic_long_read(&perf_stats.debug_eqbs_all),
-                   (long)atomic_long_read(&perf_stats.debug_eqbs_incomplete));
-        seq_printf(m, "QEBSM SQBS total/incomplete\t\t\t: %li/%li\n",
-                   (long)atomic_long_read(&perf_stats.debug_sqbs_all),
-                   (long)atomic_long_read(&perf_stats.debug_sqbs_incomplete));
-        seq_printf(m, "\n");
-        return 0;
-}
-static int qdio_perf_seq_open(struct inode *inode, struct file *filp)
-{
-        return single_open(filp, qdio_perf_proc_show, NULL);
-}
-
-static const struct file_operations qdio_perf_proc_fops = {
-        .owner   = THIS_MODULE,
-        .open    = qdio_perf_seq_open,
-        .read    = seq_read,
-        .llseek  = seq_lseek,
-        .release = single_release,
-};
-
-/*
- * sysfs functions
- */
-static ssize_t qdio_perf_stats_show(struct bus_type *bus, char *buf)
-{
-        return sprintf(buf, "%i\n", qdio_performance_stats ? 1 : 0);
-}
-
-static ssize_t qdio_perf_stats_store(struct bus_type *bus,
-                              const char *buf, size_t count)
-{
-        unsigned long i;
-
-        if (strict_strtoul(buf, 16, &i) != 0)
-                return -EINVAL;
-        if ((i != 0) && (i != 1))
-                return -EINVAL;
-        if (i == qdio_performance_stats)
-                return count;
-
-        qdio_performance_stats = i;
-        /* reset performance statistics */
-        if (i == 0)
-                memset(&perf_stats, 0, sizeof(struct qdio_perf_stats));
-        return count;
-}
-
-static BUS_ATTR(qdio_performance_stats, 0644, qdio_perf_stats_show,
-                qdio_perf_stats_store);
-
-int __init qdio_setup_perf_stats(void)
-{
-        int rc;
-
-        rc = bus_create_file(&ccw_bus_type, &bus_attr_qdio_performance_stats);
-        if (rc)
-                return rc;
-
-#ifdef CONFIG_PROC_FS
-        memset(&perf_stats, 0, sizeof(struct qdio_perf_stats));
-        qdio_perf_pde = proc_create("qdio_perf", S_IFREG | S_IRUGO,
-                                    NULL, &qdio_perf_proc_fops);
-#endif
-        return 0;
-}
-
-void qdio_remove_perf_stats(void)
-{
-#ifdef CONFIG_PROC_FS
-        remove_proc_entry("qdio_perf", NULL);
-#endif
-        bus_remove_file(&ccw_bus_type, &bus_attr_qdio_performance_stats);
-}
diff --git a/drivers/s390/cio/qdio_perf.h b/drivers/s390/cio/qdio_perf.h
deleted file mode 100644
index 12454231dc8b..000000000000
--- a/drivers/s390/cio/qdio_perf.h
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- *  drivers/s390/cio/qdio_perf.h
- *
- *  Copyright IBM Corp. 2008
- *
- *  Author: Jan Glauber (jang@linux.vnet.ibm.com)
- */
-#ifndef QDIO_PERF_H
-#define QDIO_PERF_H
-
-#include <linux/types.h>
-#include <asm/atomic.h>
-
-struct qdio_perf_stats {
-        /* interrupt handler calls */
-        atomic_long_t qdio_int;
-        atomic_long_t pci_int;
-        atomic_long_t thin_int;
-
-        /* tasklet runs */
-        atomic_long_t tasklet_inbound;
-        atomic_long_t tasklet_outbound;
-        atomic_long_t tasklet_thinint;
-        atomic_long_t tasklet_thinint_loop;
-        atomic_long_t thinint_inbound;
-        atomic_long_t thinint_inbound_loop;
-        atomic_long_t thinint_inbound_loop2;
-
-        /* signal adapter calls */
-        atomic_long_t siga_out;
-        atomic_long_t siga_in;
-        atomic_long_t siga_sync;
-
-        /* misc */
-        atomic_long_t inbound_handler;
-        atomic_long_t outbound_handler;
-        atomic_long_t fast_requeue;
-        atomic_long_t outbound_target_full;
-        atomic_long_t inbound_queue_full;
-
-        /* for debugging */
-        atomic_long_t debug_tl_out_timer;
-        atomic_long_t debug_stop_polling;
-        atomic_long_t debug_eqbs_all;
-        atomic_long_t debug_eqbs_incomplete;
-        atomic_long_t debug_sqbs_all;
-        atomic_long_t debug_sqbs_incomplete;
-};
-
-extern struct qdio_perf_stats perf_stats;
-extern int qdio_performance_stats;
-
-static inline void qdio_perf_stat_inc(atomic_long_t *count)
-{
-        if (qdio_performance_stats)
-                atomic_long_inc(count);
-}
-
-int qdio_setup_perf_stats(void);
-void qdio_remove_perf_stats(void);
-
-#endif
diff --git a/drivers/s390/cio/qdio_thinint.c b/drivers/s390/cio/qdio_thinint.c
index 981a77ea7ee2..091d904d3182 100644
--- a/drivers/s390/cio/qdio_thinint.c
+++ b/drivers/s390/cio/qdio_thinint.c
@@ -1,9 +1,7 @@
 /*
  * linux/drivers/s390/cio/thinint_qdio.c
  *
- * thin interrupt support for qdio
- *
- * Copyright 2000-2008 IBM Corp.
+ * Copyright 2000,2009 IBM Corp.
  * Author(s): Utz Bacher <utz.bacher@de.ibm.com>
  *            Cornelia Huck <cornelia.huck@de.ibm.com>
  *            Jan Glauber <jang@linux.vnet.ibm.com>
@@ -19,7 +17,6 @@
 #include "ioasm.h"
 #include "qdio.h"
 #include "qdio_debug.h"
-#include "qdio_perf.h"
 
 /*
  * Restriction: only 63 iqdio subchannels would have its own indicator,
@@ -132,8 +129,6 @@ static void tiqdio_thinint_handler(void *ind, void *drv_data)
 {
         struct qdio_q *q;
 
-        qdio_perf_stat_inc(&perf_stats.thin_int);
-
         /*
          * SVS only when needed: issue SVS to benefit from iqdio interrupt
          * avoidance (SVS clears adapter interrupt suppression overwrite)
@@ -154,6 +149,7 @@ static void tiqdio_thinint_handler(void *ind, void *drv_data)
         list_for_each_entry_rcu(q, &tiq_list, entry)
                 /* only process queues from changed sets */
                 if (*q->irq_ptr->dsci) {
+                        qperf_inc(q, adapter_int);
 
                         /* only clear it if the indicator is non-shared */
                         if (!shared_ind(q->irq_ptr))
diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c
index 0d4d18bdd45c..c68be24e27d9 100644
--- a/drivers/s390/crypto/zcrypt_api.c
+++ b/drivers/s390/crypto/zcrypt_api.c
@@ -393,10 +393,12 @@ static long zcrypt_rsa_crt(struct ica_rsa_modexpo_crt *crt)
                          * u_mult_inv > 128 bytes.
                          */
                         if (copied == 0) {
-                                int len;
+                                unsigned int len;
                                 spin_unlock_bh(&zcrypt_device_lock);
                                 /* len is max 256 / 2 - 120 = 8 */
                                 len = crt->inputdatalength / 2 - 120;
+                                if (len > sizeof(z1))
+                                        return -EFAULT;
                                 z1 = z2 = z3 = 0;
                                 if (copy_from_user(&z1, crt->np_prime, len) ||
                                     copy_from_user(&z2, crt->bp_key, len) ||
diff --git a/drivers/sbus/char/bbc_envctrl.c b/drivers/sbus/char/bbc_envctrl.c
index 7c815d3327f7..28d86f9df83c 100644
--- a/drivers/sbus/char/bbc_envctrl.c
+++ b/drivers/sbus/char/bbc_envctrl.c
@@ -522,6 +522,40 @@ static void attach_one_fan(struct bbc_i2c_bus *bp, struct of_device *op,
         set_fan_speeds(fp);
 }
 
+static void destroy_one_temp(struct bbc_cpu_temperature *tp)
+{
+        bbc_i2c_detach(tp->client);
+        kfree(tp);
+}
+
+static void destroy_all_temps(struct bbc_i2c_bus *bp)
+{
+        struct bbc_cpu_temperature *tp, *tpos;
+
+        list_for_each_entry_safe(tp, tpos, &bp->temps, bp_list) {
+                list_del(&tp->bp_list);
+                list_del(&tp->glob_list);
+                destroy_one_temp(tp);
+        }
+}
+
+static void destroy_one_fan(struct bbc_fan_control *fp)
+{
+        bbc_i2c_detach(fp->client);
+        kfree(fp);
+}
+
+static void destroy_all_fans(struct bbc_i2c_bus *bp)
+{
+        struct bbc_fan_control *fp, *fpos;
+
+        list_for_each_entry_safe(fp, fpos, &bp->fans, bp_list) {
+                list_del(&fp->bp_list);
+                list_del(&fp->glob_list);
+                destroy_one_fan(fp);
+        }
+}
+
 int bbc_envctrl_init(struct bbc_i2c_bus *bp)
 {
         struct of_device *op;
@@ -541,6 +575,8 @@ int bbc_envctrl_init(struct bbc_i2c_bus *bp)
                         int err = PTR_ERR(kenvctrld_task);
 
                         kenvctrld_task = NULL;
+                        destroy_all_temps(bp);
+                        destroy_all_fans(bp);
                         return err;
                 }
         }
@@ -548,35 +584,11 @@ int bbc_envctrl_init(struct bbc_i2c_bus *bp)
         return 0;
 }
 
-static void destroy_one_temp(struct bbc_cpu_temperature *tp)
-{
-        bbc_i2c_detach(tp->client);
-        kfree(tp);
-}
-
-static void destroy_one_fan(struct bbc_fan_control *fp)
-{
-        bbc_i2c_detach(fp->client);
-        kfree(fp);
-}
-
 void bbc_envctrl_cleanup(struct bbc_i2c_bus *bp)
 {
-        struct bbc_cpu_temperature *tp, *tpos;
-        struct bbc_fan_control *fp, *fpos;
-
         if (kenvctrld_task)
                 kthread_stop(kenvctrld_task);
 
-        list_for_each_entry_safe(tp, tpos, &bp->temps, bp_list) {
-                list_del(&tp->bp_list);
-                list_del(&tp->glob_list);
-                destroy_one_temp(tp);
-        }
-
-        list_for_each_entry_safe(fp, fpos, &bp->fans, bp_list) {
-                list_del(&fp->bp_list);
-                list_del(&fp->glob_list);
-                destroy_one_fan(fp);
-        }
+        destroy_all_temps(bp);
+        destroy_all_fans(bp);
 }
diff --git a/drivers/scsi/cxgb3i/cxgb3i_offload.c b/drivers/scsi/cxgb3i/cxgb3i_offload.c
index 2a3cf823d68d..15a00e8b7122 100644
--- a/drivers/scsi/cxgb3i/cxgb3i_offload.c
+++ b/drivers/scsi/cxgb3i/cxgb3i_offload.c
@@ -1570,7 +1570,7 @@ out_err:
         return -EINVAL;
 }
 
-/* *
+/**
  * cxgb3i_find_dev - find the interface associated with the given address
  * @ipaddr: ip address
  */
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index ce522702a6c1..2cc39684ce97 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -4142,8 +4142,8 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
         spin_lock_irq(shost->host_lock);
         if (vport->fc_rscn_flush) {
                 /* Another thread is walking fc_rscn_id_list on this vport */
-                spin_unlock_irq(shost->host_lock);
                 vport->fc_flag |= FC_RSCN_DISCOVERY;
+                spin_unlock_irq(shost->host_lock);
                 /* Send back ACC */
                 lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL);
                 return 0;
@@ -5948,8 +5948,8 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
                                 lpfc_initial_fdisc(vport);
                         break;
                 }
-
         } else {
+                vport->vpi_state |= LPFC_VPI_REGISTERED;
                 if (vport == phba->pport)
                         if (phba->sli_rev < LPFC_SLI_REV4)
                                 lpfc_issue_fabric_reglogin(vport);
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 3b9424427652..2445e399fd60 100755
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -747,6 +747,10 @@ lpfc_linkdown(struct lpfc_hba *phba)
 
         if (phba->link_state == LPFC_LINK_DOWN)
                 return 0;
+
+        /* Block all SCSI stack I/Os */
+        lpfc_scsi_dev_block(phba);
+
         spin_lock_irq(&phba->hbalock);
         phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_DISCOVERED);
         if (phba->link_state > LPFC_LINK_DOWN) {
@@ -1555,10 +1559,16 @@ lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
          * to book keeping the FCFIs can be used.
          */
         if (shdr_status || shdr_add_status) {
-                lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
-                                "2521 READ_FCF_RECORD mailbox failed "
-                                "with status x%x add_status x%x, mbx\n",
-                                shdr_status, shdr_add_status);
+                if (shdr_status == STATUS_FCF_TABLE_EMPTY) {
+                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+                                        "2726 READ_FCF_RECORD Indicates empty "
+                                        "FCF table.\n");
+                } else {
+                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+                                        "2521 READ_FCF_RECORD mailbox failed "
+                                        "with status x%x add_status x%x, mbx\n",
+                                        shdr_status, shdr_add_status);
+                }
                 goto out;
         }
         /* Interpreting the returned information of FCF records */
@@ -1698,7 +1708,9 @@ lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
                 return;
         }
+        spin_lock_irq(&phba->hbalock);
         vport->fc_flag &= ~FC_VPORT_NEEDS_INIT_VPI;
+        spin_unlock_irq(&phba->hbalock);
 
         if (phba->link_flag & LS_NPIV_FAB_SUPPORTED)
                 lpfc_initial_fdisc(vport);
@@ -2259,7 +2271,10 @@ lpfc_mbx_cmpl_unreg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
                                  mb->mbxStatus);
                 break;
         }
+        spin_lock_irq(&phba->hbalock);
         vport->vpi_state &= ~LPFC_VPI_REGISTERED;
+        vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+        spin_unlock_irq(&phba->hbalock);
         vport->unreg_vpi_cmpl = VPORT_OK;
         mempool_free(pmb, phba->mbox_mem_pool);
         /*
@@ -4475,8 +4490,10 @@ lpfc_unregister_unused_fcf(struct lpfc_hba *phba)
                 (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED))
                 for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
                         lpfc_mbx_unreg_vpi(vports[i]);
+                        spin_lock_irq(&phba->hbalock);
                         vports[i]->fc_flag |= FC_VPORT_NEEDS_INIT_VPI;
                         vports[i]->vpi_state &= ~LPFC_VPI_REGISTERED;
+                        spin_unlock_irq(&phba->hbalock);
                 }
         lpfc_destroy_vport_work_array(phba, vports);
 
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 1585148a17e5..8a2a1c5935c6 100644..100755
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -1013,7 +1013,7 @@ struct lpfc_mbx_wq_destroy {
 };
 
 #define LPFC_HDR_BUF_SIZE 128
-#define LPFC_DATA_BUF_SIZE 4096
+#define LPFC_DATA_BUF_SIZE 2048
 struct rq_context {
         uint32_t word0;
 #define lpfc_rq_context_rq_size_SHIFT   16
@@ -1371,6 +1371,7 @@ struct lpfc_mbx_query_fw_cfg {
 #define STATUS_ERROR_ACITMAIN                           0x2a
 #define STATUS_REBOOT_REQUIRED                          0x2c
 #define STATUS_FCF_IN_USE                               0x3a
+#define STATUS_FCF_TABLE_EMPTY                          0x43
 
 struct lpfc_mbx_sli4_config {
         struct mbox_header header;
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index d4da6bdd0e73..b8eb1b6e5e77 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -3006,6 +3006,7 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba,
         struct lpfc_vport *vport;
         struct lpfc_nodelist *ndlp;
         struct Scsi_Host  *shost;
+        uint32_t link_state;
 
         phba->fc_eventTag = acqe_fcoe->event_tag;
         phba->fcoe_eventtag = acqe_fcoe->event_tag;
@@ -3052,9 +3053,12 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba,
                         break;
                 /*
                  * Currently, driver support only one FCF - so treat this as
-                 * a link down.
+                 * a link down, but save the link state because we don't want
+                 * it to be changed to Link Down unless it is already down.
                  */
+                link_state = phba->link_state;
                 lpfc_linkdown(phba);
+                phba->link_state = link_state;
                 /* Unregister FCF if no devices connected to it */
                 lpfc_unregister_unused_fcf(phba);
                 break;
@@ -7226,8 +7230,6 @@ lpfc_prep_dev_for_perm_failure(struct lpfc_hba *phba)
 {
         lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
                         "2711 PCI channel permanent disable for failure\n");
-        /* Block all SCSI devices' I/Os on the host */
-        lpfc_scsi_dev_block(phba);
         /* Clean up all driver's outstanding SCSI I/Os */
         lpfc_sli_flush_fcp_rings(phba);
 }
@@ -7256,6 +7258,9 @@ lpfc_io_error_detected_s3(struct pci_dev *pdev, pci_channel_state_t state)
         struct Scsi_Host *shost = pci_get_drvdata(pdev);
         struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
 
+        /* Block all SCSI devices' I/Os on the host */
+        lpfc_scsi_dev_block(phba);
+
         switch (state) {
         case pci_channel_io_normal:
                 /* Non-fatal error, prepare for recovery */
@@ -7507,6 +7512,9 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid)
                         error = -ENODEV;
                         goto out_free_sysfs_attr;
                 }
+                /* Default to single FCP EQ for non-MSI-X */
+                if (phba->intr_type != MSIX)
+                        phba->cfg_fcp_eq_count = 1;
                 /* Set up SLI-4 HBA */
                 if (lpfc_sli4_hba_setup(phba)) {
                         lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 7935667b81a5..589549b2bf0e 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -1383,7 +1383,7 @@ lpfc_sli_hbq_to_firmware_s4(struct lpfc_hba *phba, uint32_t hbqno,
 /* HBQ for ELS and CT traffic. */
 static struct lpfc_hbq_init lpfc_els_hbq = {
         .rn = 1,
-        .entry_count = 200,
+        .entry_count = 256,
         .mask_count = 0,
         .profile = 0,
         .ring_mask = (1 << LPFC_ELS_RING),
@@ -1482,8 +1482,11 @@ err:
 int
 lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *phba, uint32_t qno)
 {
-        return(lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
-                                         lpfc_hbq_defs[qno]->add_count));
+        if (phba->sli_rev == LPFC_SLI_REV4)
+                return 0;
+        else
+                return lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+                                         lpfc_hbq_defs[qno]->add_count);
 }
 
 /**
@@ -1498,8 +1501,12 @@ lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *phba, uint32_t qno)
 static int
 lpfc_sli_hbqbuf_init_hbqs(struct lpfc_hba *phba, uint32_t qno)
 {
-        return(lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
-                                         lpfc_hbq_defs[qno]->init_count));
+        if (phba->sli_rev == LPFC_SLI_REV4)
+                return lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+                                         lpfc_hbq_defs[qno]->entry_count);
+        else
+                return lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+                                         lpfc_hbq_defs[qno]->init_count);
 }
 
 /**
@@ -4110,6 +4117,7 @@ lpfc_sli4_read_rev(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq,
         if (rc) {
                 dma_free_coherent(&phba->pcidev->dev, dma_size,
                                   dmabuf->virt, dmabuf->phys);
+                kfree(dmabuf);
                 return -EIO;
         }
 
@@ -5848,7 +5856,6 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
                                         iocbq->iocb.un.ulpWord[3]);
                 wqe->generic.word3 = 0;
                 bf_set(wqe_rcvoxid, &wqe->generic, iocbq->iocb.ulpContext);
-                bf_set(wqe_xc, &wqe->generic, 1);
                 /* The entire sequence is transmitted for this IOCB */
                 xmit_len = total_len;
                 cmnd = CMD_XMIT_SEQUENCE64_CR;
@@ -10944,7 +10951,8 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf)
                 return dmabuf;
         }
         temp_hdr = seq_dmabuf->hbuf.virt;
-        if (new_hdr->fh_seq_cnt < temp_hdr->fh_seq_cnt) {
+        if (be16_to_cpu(new_hdr->fh_seq_cnt) <
+                be16_to_cpu(temp_hdr->fh_seq_cnt)) {
                 list_del_init(&seq_dmabuf->hbuf.list);
                 list_add_tail(&dmabuf->hbuf.list, &vport->rcv_buffer_list);
                 list_add_tail(&dmabuf->dbuf.list, &seq_dmabuf->dbuf.list);
@@ -10955,6 +10963,11 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf)
         list_move_tail(&seq_dmabuf->hbuf.list, &vport->rcv_buffer_list);
         seq_dmabuf->time_stamp = jiffies;
         lpfc_update_rcv_time_stamp(vport);
+        if (list_empty(&seq_dmabuf->dbuf.list)) {
+                temp_hdr = dmabuf->hbuf.virt;
+                list_add_tail(&dmabuf->dbuf.list, &seq_dmabuf->dbuf.list);
+                return seq_dmabuf;
+        }
         /* find the correct place in the sequence to insert this frame */
         list_for_each_entry_reverse(d_buf, &seq_dmabuf->dbuf.list, list) {
                 temp_dmabuf = container_of(d_buf, struct hbq_dmabuf, dbuf);
@@ -10963,7 +10976,8 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf)
                  * If the frame's sequence count is greater than the frame on
                  * the list then insert the frame right after this frame
                  */
-                if (new_hdr->fh_seq_cnt > temp_hdr->fh_seq_cnt) {
+                if (be16_to_cpu(new_hdr->fh_seq_cnt) >
+                        be16_to_cpu(temp_hdr->fh_seq_cnt)) {
                         list_add(&dmabuf->dbuf.list, &temp_dmabuf->dbuf.list);
                         return seq_dmabuf;
                 }
@@ -11210,7 +11224,7 @@ lpfc_seq_complete(struct hbq_dmabuf *dmabuf)
                 seq_dmabuf = container_of(d_buf, struct hbq_dmabuf, dbuf);
                 hdr = (struct fc_frame_header *)seq_dmabuf->hbuf.virt;
                 /* If there is a hole in the sequence count then fail. */
-                if (++seq_count != hdr->fh_seq_cnt)
+                if (++seq_count != be16_to_cpu(hdr->fh_seq_cnt))
                         return 0;
                 fctl = (hdr->fh_f_ctl[0] << 16 |
                         hdr->fh_f_ctl[1] << 8 |
@@ -11242,6 +11256,7 @@ lpfc_prep_seq(struct lpfc_vport *vport, struct hbq_dmabuf *seq_dmabuf)
         struct lpfc_iocbq *first_iocbq, *iocbq;
         struct fc_frame_header *fc_hdr;
         uint32_t sid;
+        struct ulp_bde64 *pbde;
 
         fc_hdr = (struct fc_frame_header *)seq_dmabuf->hbuf.virt;
         /* remove from receive buffer list */
@@ -11283,8 +11298,9 @@ lpfc_prep_seq(struct lpfc_vport *vport, struct hbq_dmabuf *seq_dmabuf)
                 if (!iocbq->context3) {
                         iocbq->context3 = d_buf;
                         iocbq->iocb.ulpBdeCount++;
-                        iocbq->iocb.unsli3.rcvsli3.bde2.tus.f.bdeSize =
-                                                        LPFC_DATA_BUF_SIZE;
+                        pbde = (struct ulp_bde64 *)
+                                        &iocbq->iocb.unsli3.sli3Words[4];
+                        pbde->tus.f.bdeSize = LPFC_DATA_BUF_SIZE;
                         first_iocbq->iocb.unsli3.rcvsli3.acc_len +=
                                 bf_get(lpfc_rcqe_length,
                                        &seq_dmabuf->cq_event.cqe.rcqe_cmpl);
@@ -11401,15 +11417,9 @@ lpfc_sli4_handle_received_buffer(struct lpfc_hba *phba,
                 return;
         }
         /* If not last frame in sequence continue processing frames. */
-        if (!lpfc_seq_complete(seq_dmabuf)) {
-                /*
-                 * When saving off frames post a new one and mark this
-                 * frame to be freed when it is finished.
-                 **/
-                lpfc_sli_hbqbuf_fill_hbqs(phba, LPFC_ELS_HBQ, 1);
-                dmabuf->tag = -1;
+        if (!lpfc_seq_complete(seq_dmabuf))
                 return;
-        }
+
         /* Send the complete sequence to the upper layer protocol */
         lpfc_sli4_send_seq_to_ulp(vport, seq_dmabuf);
 }
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
index 25d66d070cf8..44e5f574236b 100644
--- a/drivers/scsi/lpfc/lpfc_sli4.h
+++ b/drivers/scsi/lpfc/lpfc_sli4.h
@@ -28,7 +28,7 @@
 /* Multi-queue arrangement for fast-path FCP work queues */
 #define LPFC_FN_EQN_MAX       8
 #define LPFC_SP_EQN_DEF       1
-#define LPFC_FP_EQN_DEF       1
+#define LPFC_FP_EQN_DEF       4
 #define LPFC_FP_EQN_MIN       1
 #define LPFC_FP_EQN_MAX       (LPFC_FN_EQN_MAX - LPFC_SP_EQN_DEF)
 
diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h
index c7f3aed2aab8..792f72263f1a 100644
--- a/drivers/scsi/lpfc/lpfc_version.h
+++ b/drivers/scsi/lpfc/lpfc_version.h
@@ -18,7 +18,7 @@
  * included with this package.                                     *
  *******************************************************************/
 
-#define LPFC_DRIVER_VERSION "8.3.6"
+#define LPFC_DRIVER_VERSION "8.3.7"
 #define LPFC_DRIVER_NAME                "lpfc"
 #define LPFC_SP_DRIVER_HANDLER_NAME     "lpfc:sp"
 #define LPFC_FP_DRIVER_HANDLER_NAME     "lpfc:fp"
diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c
index 7d6dd83d3592..e3c7fa642306 100644
--- a/drivers/scsi/lpfc/lpfc_vport.c
+++ b/drivers/scsi/lpfc/lpfc_vport.c
@@ -512,8 +512,10 @@ enable_vport(struct fc_vport *fc_vport)
                 return VPORT_OK;
         }
 
+        spin_lock_irq(&phba->hbalock);
         vport->load_flag |= FC_LOADING;
         vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+        spin_unlock_irq(&phba->hbalock);
 
         /* Use the Physical nodes Fabric NDLP to determine if the link is
          * up and ready to FDISC.
@@ -700,7 +702,7 @@ lpfc_vport_delete(struct fc_vport *fc_vport)
                         }
                         spin_unlock_irq(&phba->ndlp_lock);
                 }
-                if (vport->vpi_state != LPFC_VPI_REGISTERED)
+                if (!(vport->vpi_state & LPFC_VPI_REGISTERED))
                         goto skip_logo;
                 vport->unreg_vpi_cmpl = VPORT_INVAL;
                 timeout = msecs_to_jiffies(phba->fc_ratov * 2000);
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 99ff99e45bee..708ea3157b60 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -4046,7 +4046,7 @@ megasas_aen_polling(struct work_struct *work)
 }
 
 
-static DRIVER_ATTR(poll_mode_io, S_IRUGO|S_IWUGO,
+static DRIVER_ATTR(poll_mode_io, S_IRUGO|S_IWUSR,
                 megasas_sysfs_show_poll_mode_io,
                 megasas_sysfs_set_poll_mode_io);
 
diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index e7d2688fbeba..b6f1ef954af1 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -2483,14 +2483,12 @@ static int pmcraid_error_handler(struct pmcraid_cmd *cmd)
                         sense_copied = 1;
                 }
 
-                if (RES_IS_GSCSI(res->cfg_entry)) {
+                if (RES_IS_GSCSI(res->cfg_entry))
                         pmcraid_cancel_all(cmd, sense_copied);
-                } else if (sense_copied) {
+                else if (sense_copied)
                         pmcraid_erp_done(cmd);
-                        return 0;
-                } else  {
+                else
                         pmcraid_request_sense(cmd);
-                }
 
                 return 1;
 
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 21e2bc4d7401..3a9f5b288aee 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -232,6 +232,9 @@ qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj,
         if (off)
                 return 0;
 
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return 0;
+
         if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
                 return -EINVAL;
         if (start > ha->optrom_size)
@@ -379,6 +382,9 @@ qla2x00_sysfs_read_vpd(struct kobject *kobj,
             struct device, kobj)));
         struct qla_hw_data *ha = vha->hw;
 
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return 0;
+
         if (!capable(CAP_SYS_ADMIN))
                 return 0;
 
@@ -398,6 +404,9 @@ qla2x00_sysfs_write_vpd(struct kobject *kobj,
         struct qla_hw_data *ha = vha->hw;
         uint8_t *tmp_data;
 
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return 0;
+
         if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
             !ha->isp_ops->write_nvram)
                 return 0;
@@ -1238,10 +1247,11 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
     char *buf)
 {
         scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
-        int rval;
+        int rval = QLA_FUNCTION_FAILED;
         uint16_t state[5];
 
-        rval = qla2x00_get_firmware_state(vha, state);
+        if (!vha->hw->flags.eeh_busy)
+                rval = qla2x00_get_firmware_state(vha, state);
         if (rval != QLA_SUCCESS)
                 memset(state, -1, sizeof(state));
 
@@ -1452,10 +1462,13 @@ qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
         if (!fcport)
                 return;
 
-        if (unlikely(pci_channel_offline(fcport->vha->hw->pdev)))
+        if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
+                return;
+
+        if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
                 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
-        else
-                qla2x00_abort_fcport_cmds(fcport);
+                return;
+        }
 
         /*
          * Transport has effectively 'deleted' the rport, clear
@@ -1475,6 +1488,9 @@ qla2x00_terminate_rport_io(struct fc_rport *rport)
         if (!fcport)
                 return;
 
+        if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
+                return;
+
         if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
                 qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
                 return;
@@ -1515,6 +1531,12 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
         pfc_host_stat = &ha->fc_host_stat;
         memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
 
+        if (test_bit(UNLOADING, &vha->dpc_flags))
+                goto done;
+
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                goto done;
+
         stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
         if (stats == NULL) {
                 DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
diff --git a/drivers/scsi/qla2xxx/qla_dbg.h b/drivers/scsi/qla2xxx/qla_dbg.h
index f660dd70b72e..d6d9c86cb058 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.h
+++ b/drivers/scsi/qla2xxx/qla_dbg.h
@@ -26,7 +26,7 @@
 /* #define QL_DEBUG_LEVEL_14 */ /* Output RSCN trace msgs */
 /* #define QL_DEBUG_LEVEL_15 */ /* Output NPIV trace msgs */
 /* #define QL_DEBUG_LEVEL_16 */ /* Output ISP84XX trace msgs */
-/* #define QL_DEBUG_LEVEL_17 */ /* Output MULTI-Q trace messages */
+/* #define QL_DEBUG_LEVEL_17 */ /* Output EEH trace messages */
 
 /*
 * Macros use for debugging the driver.
@@ -132,6 +132,13 @@
 #else
 #define DEBUG16(x)      do {} while (0)
 #endif
+
+#if defined(QL_DEBUG_LEVEL_17)
+#define DEBUG17(x)      do {x;} while (0)
+#else
+#define DEBUG17(x)      do {} while (0)
+#endif
+
 /*
  * Firmware Dump structure definition
  */
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 384afda7dbe9..608e675f68c8 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2256,11 +2256,13 @@ struct qla_hw_data {
                 uint32_t        disable_serdes          :1;
                 uint32_t        gpsc_supported          :1;
                 uint32_t        npiv_supported          :1;
+                uint32_t        pci_channel_io_perm_failure     :1;
                 uint32_t        fce_enabled             :1;
                 uint32_t        fac_supported           :1;
                 uint32_t        chip_reset_done         :1;
                 uint32_t        port0                   :1;
                 uint32_t        running_gold_fw         :1;
+                uint32_t        eeh_busy                :1;
                 uint32_t        cpu_affinity_enabled    :1;
                 uint32_t        disable_msix_handshake  :1;
         } flags;
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 0b6801fc6389..f61fb8d01330 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -324,6 +324,7 @@ qla2x00_read_ram_word(scsi_qla_host_t *, uint32_t, uint32_t *);
 extern int
 qla2x00_write_ram_word(scsi_qla_host_t *, uint32_t, uint32_t);
 
+extern int qla2x00_get_data_rate(scsi_qla_host_t *);
 /*
  * Global Function Prototypes in qla_isr.c source file.
  */
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 73a793539d45..b4a0eac8f96d 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -269,6 +269,8 @@ qla2x00_initialize_adapter(scsi_qla_host_t *vha)
         vha->flags.online = 0;
         ha->flags.chip_reset_done = 0;
         vha->flags.reset_active = 0;
+        ha->flags.pci_channel_io_perm_failure = 0;
+        ha->flags.eeh_busy = 0;
         atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
         atomic_set(&vha->loop_state, LOOP_DOWN);
         vha->device_flags = DFLG_NO_CABLE;
@@ -581,6 +583,9 @@ qla2x00_reset_chip(scsi_qla_host_t *vha)
         uint32_t        cnt;
         uint16_t        cmd;
 
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return;
+
         ha->isp_ops->disable_intrs(ha);
 
         spin_lock_irqsave(&ha->hardware_lock, flags);
@@ -786,6 +791,12 @@ void
 qla24xx_reset_chip(scsi_qla_host_t *vha)
 {
         struct qla_hw_data *ha = vha->hw;
+
+        if (pci_channel_offline(ha->pdev) &&
+            ha->flags.pci_channel_io_perm_failure) {
+                return;
+        }
+
         ha->isp_ops->disable_intrs(ha);
 
         /* Perform RISC reset. */
@@ -2266,6 +2277,8 @@ qla2x00_configure_loop(scsi_qla_host_t *vha)
         clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
         clear_bit(RSCN_UPDATE, &vha->dpc_flags);
 
+        qla2x00_get_data_rate(vha);
+
         /* Determine what we need to do */
         if (ha->current_topology == ISP_CFG_FL &&
             (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
@@ -3560,6 +3573,13 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
                 /* Requeue all commands in outstanding command list. */
                 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
 
+                if (unlikely(pci_channel_offline(ha->pdev) &&
+                    ha->flags.pci_channel_io_perm_failure)) {
+                        clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
+                        status = 0;
+                        return status;
+                }
+
                 ha->isp_ops->get_flash_version(vha, req->ring);
 
                 ha->isp_ops->nvram_config(vha);
@@ -4458,6 +4478,8 @@ qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
         int ret, retries;
         struct qla_hw_data *ha = vha->hw;
 
+        if (ha->flags.pci_channel_io_perm_failure)
+                return;
         if (!IS_FWI2_CAPABLE(ha))
                 return;
         if (!ha->fw_major_version)
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 1692a883f4de..ffd0efdff40e 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -152,7 +152,7 @@ qla2300_intr_handler(int irq, void *dev_id)
         for (iter = 50; iter--; ) {
                 stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
                 if (stat & HSR_RISC_PAUSED) {
-                        if (pci_channel_offline(ha->pdev))
+                        if (unlikely(pci_channel_offline(ha->pdev)))
                                 break;
 
                         hccr = RD_REG_WORD(&reg->hccr);
@@ -1846,12 +1846,15 @@ qla24xx_intr_handler(int irq, void *dev_id)
         reg = &ha->iobase->isp24;
         status = 0;
 
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return IRQ_HANDLED;
+
         spin_lock_irqsave(&ha->hardware_lock, flags);
         vha = pci_get_drvdata(ha->pdev);
         for (iter = 50; iter--; ) {
                 stat = RD_REG_DWORD(&reg->host_status);
                 if (stat & HSRX_RISC_PAUSED) {
-                        if (pci_channel_offline(ha->pdev))
+                        if (unlikely(pci_channel_offline(ha->pdev)))
                                 break;
 
                         hccr = RD_REG_DWORD(&reg->hccr);
@@ -1992,7 +1995,7 @@ qla24xx_msix_default(int irq, void *dev_id)
         do {
                 stat = RD_REG_DWORD(&reg->host_status);
                 if (stat & HSRX_RISC_PAUSED) {
-                        if (pci_channel_offline(ha->pdev))
+                        if (unlikely(pci_channel_offline(ha->pdev)))
                                 break;
 
                         hccr = RD_REG_DWORD(&reg->hccr);
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 05d595d9a7ef..056e4d4505f3 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -56,6 +56,12 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
 
         DEBUG11(printk("%s(%ld): entered.\n", __func__, base_vha->host_no));
 
+        if (ha->flags.pci_channel_io_perm_failure) {
+                DEBUG(printk("%s(%ld): Perm failure on EEH, timeout MBX "
+                             "Exiting.\n", __func__, vha->host_no));
+                return QLA_FUNCTION_TIMEOUT;
+        }
+
         /*
          * Wait for active mailbox commands to finish by waiting at most tov
          * seconds. This is to serialize actual issuing of mailbox cmds during
@@ -154,10 +160,14 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
                         /* Check for pending interrupts. */
                         qla2x00_poll(ha->rsp_q_map[0]);
 
-                        if (command != MBC_LOAD_RISC_RAM_EXTENDED &&
-                            !ha->flags.mbox_int)
+                        if (!ha->flags.mbox_int &&
+                            !(IS_QLA2200(ha) &&
+                            command == MBC_LOAD_RISC_RAM_EXTENDED))
                                 msleep(10);
                 } /* while */
+                DEBUG17(qla_printk(KERN_WARNING, ha,
+                        "Waited %d sec\n",
+                        (uint)((jiffies - (wait_time - (mcp->tov * HZ)))/HZ)));
         }
 
         /* Check whether we timed out */
@@ -227,7 +237,8 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
 
         if (rval == QLA_FUNCTION_TIMEOUT &&
             mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) {
-                if (!io_lock_on || (mcp->flags & IOCTL_CMD)) {
+                if (!io_lock_on || (mcp->flags & IOCTL_CMD) ||
+                    ha->flags.eeh_busy) {
                         /* not in dpc. schedule it for dpc to take over. */
                         DEBUG(printk("%s(%ld): timeout schedule "
                         "isp_abort_needed.\n", __func__,
@@ -237,7 +248,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
                         base_vha->host_no));
                         qla_printk(KERN_WARNING, ha,
                             "Mailbox command timeout occurred. Scheduling ISP "
-                            "abort.\n");
+                            "abort. eeh_busy: 0x%x\n", ha->flags.eeh_busy);
                         set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
                         qla2xxx_wake_dpc(vha);
                 } else if (!abort_active) {
@@ -2530,6 +2541,9 @@ qla2x00_enable_eft_trace(scsi_qla_host_t *vha, dma_addr_t eft_dma,
         if (!IS_FWI2_CAPABLE(vha->hw))
                 return QLA_FUNCTION_FAILED;
 
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
+
         DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
 
         mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2565,6 +2579,9 @@ qla2x00_disable_eft_trace(scsi_qla_host_t *vha)
         if (!IS_FWI2_CAPABLE(vha->hw))
                 return QLA_FUNCTION_FAILED;
 
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
+
         DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
 
         mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2595,6 +2612,9 @@ qla2x00_enable_fce_trace(scsi_qla_host_t *vha, dma_addr_t fce_dma,
         if (!IS_QLA25XX(vha->hw) && !IS_QLA81XX(vha->hw))
                 return QLA_FUNCTION_FAILED;
 
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
+
         DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
 
         mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2639,6 +2659,9 @@ qla2x00_disable_fce_trace(scsi_qla_host_t *vha, uint64_t *wr, uint64_t *rd)
         if (!IS_FWI2_CAPABLE(vha->hw))
                 return QLA_FUNCTION_FAILED;
 
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
+
         DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
 
         mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -3643,3 +3666,36 @@ qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data)
 
         return rval;
 }
+
+int
+qla2x00_get_data_rate(scsi_qla_host_t *vha)
+{
+        int rval;
+        mbx_cmd_t mc;
+        mbx_cmd_t *mcp = &mc;
+        struct qla_hw_data *ha = vha->hw;
+
+        if (!IS_FWI2_CAPABLE(ha))
+                return QLA_FUNCTION_FAILED;
+
+        DEBUG11(printk(KERN_INFO "%s(%ld): entered.\n", __func__, vha->host_no));
+
+        mcp->mb[0] = MBC_DATA_RATE;
+        mcp->mb[1] = 0;
+        mcp->out_mb = MBX_1|MBX_0;
+        mcp->in_mb = MBX_2|MBX_1|MBX_0;
+        mcp->tov = MBX_TOV_SECONDS;
+        mcp->flags = 0;
+        rval = qla2x00_mailbox_command(vha, mcp);
+        if (rval != QLA_SUCCESS) {
+                DEBUG2_3_11(printk(KERN_INFO "%s(%ld): failed=%x mb[0]=%x.\n",
+                    __func__, vha->host_no, rval, mcp->mb[0]));
+        } else {
+                DEBUG11(printk(KERN_INFO
+                    "%s(%ld): done.\n", __func__, vha->host_no));
+                if (mcp->mb[1] != 0x7)
+                        ha->link_data_rate = mcp->mb[1];
+        }
+
+        return rval;
+}
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 2a4c7f4e7b69..b901aa267e7d 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -639,8 +639,10 @@ static void qla_do_work(struct work_struct *work)
         struct rsp_que *rsp = container_of(work, struct rsp_que, q_work);
         struct scsi_qla_host *vha;
 
+        spin_lock_irq(&rsp->hw->hardware_lock);
         vha = qla25xx_get_host(rsp);
         qla24xx_process_response_queue(vha, rsp);
+        spin_unlock_irq(&rsp->hw->hardware_lock);
 }
 
 /* create response queue */
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 2f873d237325..209f50e788a1 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -475,11 +475,11 @@ qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
         srb_t *sp;
         int rval;
 
-        if (unlikely(pci_channel_offline(ha->pdev))) {
-                if (ha->pdev->error_state == pci_channel_io_frozen)
-                        cmd->result = DID_REQUEUE << 16;
-                else
+        if (ha->flags.eeh_busy) {
+                if (ha->flags.pci_channel_io_perm_failure)
                         cmd->result = DID_NO_CONNECT << 16;
+                else
+                        cmd->result = DID_REQUEUE << 16;
                 goto qc24_fail_command;
         }
 
@@ -552,8 +552,15 @@ qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
 #define ABORT_POLLING_PERIOD    1000
 #define ABORT_WAIT_ITER         ((10 * 1000) / (ABORT_POLLING_PERIOD))
         unsigned long wait_iter = ABORT_WAIT_ITER;
+        scsi_qla_host_t *vha = shost_priv(cmd->device->host);
+        struct qla_hw_data *ha = vha->hw;
         int ret = QLA_SUCCESS;
 
+        if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) {
+                DEBUG17(qla_printk(KERN_WARNING, ha, "return:eh_wait\n"));
+                return ret;
+        }
+
         while (CMD_SP(cmd) && wait_iter--) {
                 msleep(ABORT_POLLING_PERIOD);
         }
@@ -1810,6 +1817,13 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
         /* Set ISP-type information. */
         qla2x00_set_isp_flags(ha);
+
+        /* Set EEH reset type to fundamental if required by hba */
+        if ( IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha)) {
+                pdev->needs_freset = 1;
+                pci_save_state(pdev);
+        }
+
         /* Configure PCI I/O space */
         ret = qla2x00_iospace_config(ha);
         if (ret)
@@ -2174,6 +2188,24 @@ qla2x00_free_device(scsi_qla_host_t *vha)
 {
         struct qla_hw_data *ha = vha->hw;
 
+        qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
+
+        /* Disable timer */
+        if (vha->timer_active)
+                qla2x00_stop_timer(vha);
+
+        /* Kill the kernel thread for this host */
+        if (ha->dpc_thread) {
+                struct task_struct *t = ha->dpc_thread;
+
+                /*
+                 * qla2xxx_wake_dpc checks for ->dpc_thread
+                 * so we need to zero it out.
+                 */
+                ha->dpc_thread = NULL;
+                kthread_stop(t);
+        }
+
         qla25xx_delete_queues(vha);
 
         if (ha->flags.fce_enabled)
@@ -2185,6 +2217,8 @@ qla2x00_free_device(scsi_qla_host_t *vha)
         /* Stop currently executing firmware. */
         qla2x00_try_to_stop_firmware(vha);
 
+        vha->flags.online = 0;
+
         /* turn-off interrupts on the card */
         if (ha->interrupts_on)
                 ha->isp_ops->disable_intrs(ha);
@@ -2859,6 +2893,13 @@ qla2x00_do_dpc(void *data)
                 if (!base_vha->flags.init_done)
                         continue;
 
+                if (ha->flags.eeh_busy) {
+                        DEBUG17(qla_printk(KERN_WARNING, ha,
+                            "qla2x00_do_dpc: dpc_flags: %lx\n",
+                            base_vha->dpc_flags));
+                        continue;
+                }
+
                 DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no));
 
                 ha->dpc_active = 1;
@@ -3049,8 +3090,13 @@ qla2x00_timer(scsi_qla_host_t *vha)
         int             index;
         srb_t           *sp;
         int             t;
+        uint16_t        w;
         struct qla_hw_data *ha = vha->hw;
         struct req_que *req;
+
+        /* Hardware read to raise pending EEH errors during mailbox waits. */
+        if (!pci_channel_offline(ha->pdev))
+                pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
         /*
          * Ports - Port down timer.
          *
@@ -3252,16 +3298,23 @@ qla2x00_release_firmware(void)
 static pci_ers_result_t
 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
 {
-        scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
+        scsi_qla_host_t *vha = pci_get_drvdata(pdev);
+        struct qla_hw_data *ha = vha->hw;
+
+        DEBUG2(qla_printk(KERN_WARNING, ha, "error_detected:state %x\n",
+            state));
 
         switch (state) {
         case pci_channel_io_normal:
+                ha->flags.eeh_busy = 0;
                 return PCI_ERS_RESULT_CAN_RECOVER;
         case pci_channel_io_frozen:
+                ha->flags.eeh_busy = 1;
                 pci_disable_device(pdev);
                 return PCI_ERS_RESULT_NEED_RESET;
         case pci_channel_io_perm_failure:
-                qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
+                ha->flags.pci_channel_io_perm_failure = 1;
+                qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
                 return PCI_ERS_RESULT_DISCONNECT;
         }
         return PCI_ERS_RESULT_NEED_RESET;
@@ -3312,6 +3365,8 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev)
         struct qla_hw_data *ha = base_vha->hw;
         int rc;
 
+        DEBUG17(qla_printk(KERN_WARNING, ha, "slot_reset\n"));
+
         if (ha->mem_only)
                 rc = pci_enable_device_mem(pdev);
         else
@@ -3320,19 +3375,33 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev)
         if (rc) {
                 qla_printk(KERN_WARNING, ha,
                     "Can't re-enable PCI device after reset.\n");
-
                 return ret;
         }
-        pci_set_master(pdev);
 
         if (ha->isp_ops->pci_config(base_vha))
                 return ret;
 
+#ifdef QL_DEBUG_LEVEL_17
+        {
+                uint8_t b;
+                uint32_t i;
+
+                printk("slot_reset_1: ");
+                for (i = 0; i < 256; i++) {
+                        pci_read_config_byte(ha->pdev, i, &b);
+                        printk("%s%02x", (i%16) ? " " : "\n", b);
+                }
+                printk("\n");
+        }
+#endif
         set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
         if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS)
                 ret =  PCI_ERS_RESULT_RECOVERED;
         clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
 
+        DEBUG17(qla_printk(KERN_WARNING, ha,
+            "slot_reset-return:ret=%x\n", ret));
+
         return ret;
 }
 
@@ -3343,12 +3412,17 @@ qla2xxx_pci_resume(struct pci_dev *pdev)
         struct qla_hw_data *ha = base_vha->hw;
         int ret;
 
+        DEBUG17(qla_printk(KERN_WARNING, ha, "pci_resume\n"));
+
         ret = qla2x00_wait_for_hba_online(base_vha);
         if (ret != QLA_SUCCESS) {
                 qla_printk(KERN_ERR, ha,
                     "the device failed to resume I/O "
                     "from slot/link_reset");
         }
+
+        ha->flags.eeh_busy = 0;
+
         pci_cleanup_aer_uncorrect_error_status(pdev);
 }
 
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index c482220f7eed..a65dd95507c6 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
 /*
  * Driver version
  */
-#define QLA2XXX_VERSION      "8.03.01-k8"
+#define QLA2XXX_VERSION      "8.03.01-k9"
 
 #define QLA_DRIVER_MAJOR_VER    8
 #define QLA_DRIVER_MINOR_VER    3
diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index 3058bb1aff95..fd7b15be7640 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -623,6 +623,11 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *))
                 }
                 break;
         case INQUIRY:
+                if (lun >= host->max_lun) {
+                        cmd->result = DID_NO_CONNECT << 16;
+                        done(cmd);
+                        return 0;
+                }
                 if (id != host->max_id - 1)
                         break;
                 if (!lun && !cmd->device->channel &&
diff --git a/drivers/serial/21285.c b/drivers/serial/21285.c
index 1e3d19397a59..8681f1345056 100644
--- a/drivers/serial/21285.c
+++ b/drivers/serial/21285.c
@@ -58,7 +58,7 @@ static const char serial21285_name[] = "Footbridge UART";
 static void serial21285_stop_tx(struct uart_port *port)
 {
         if (tx_enabled(port)) {
-                disable_irq(IRQ_CONTX);
+                disable_irq_nosync(IRQ_CONTX);
                 tx_enabled(port) = 0;
         }
 }
@@ -74,7 +74,7 @@ static void serial21285_start_tx(struct uart_port *port)
 static void serial21285_stop_rx(struct uart_port *port)
 {
         if (rx_enabled(port)) {
-                disable_irq(IRQ_CONRX);
+                disable_irq_nosync(IRQ_CONRX);
                 rx_enabled(port) = 0;
         }
 }
diff --git a/drivers/serial/8250_pnp.c b/drivers/serial/8250_pnp.c
index 36ede02ceacf..24485cc62ff8 100644
--- a/drivers/serial/8250_pnp.c
+++ b/drivers/serial/8250_pnp.c
@@ -328,15 +328,7 @@ static const struct pnp_device_id pnp_dev_table[] = {
         /* U.S. Robotics 56K Voice INT PnP*/
         {       "USR9190",              0       },
         /* Wacom tablets */
-        {       "WACF004",              0       },
-        {       "WACF005",              0       },
-        {       "WACF006",              0       },
-        {       "WACF007",              0       },
-        {       "WACF008",              0       },
-        {       "WACF009",              0       },
-        {       "WACF00A",              0       },
-        {       "WACF00B",              0       },
-        {       "WACF00C",              0       },
+        {       "WACFXXX",              0       },
         /* Compaq touchscreen */
         {       "FPI2002",              0 },
         /* Fujitsu Stylistic touchscreens */
@@ -354,6 +346,8 @@ static const struct pnp_device_id pnp_dev_table[] = {
         {       "FUJ02E5",              0       },
         /* Fujitsu P-series tablet PC device */
         {       "FUJ02E6",              0       },
+        /* Fujitsu Wacom 2FGT Tablet PC device */
+        {       "FUJ02E7",              0       },
         /*
          * LG C1 EXPRESS DUAL (C1-PB11A3) touch screen (actually a FUJ02E6 in
          * disguise)
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index 18130f11238e..60d665a17a88 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -1088,7 +1088,7 @@ imx_console_get_options(struct imx_port *sport, int *baud,
                            int *parity, int *bits)
 {
 
-        if ( readl(sport->port.membase + UCR1) | UCR1_UARTEN ) {
+        if (readl(sport->port.membase + UCR1) & UCR1_UARTEN) {
                 /* ok, the port was enabled */
                 unsigned int ucr2, ubir,ubmr, uartclk;
                 unsigned int baud_raw;
diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c
index 0700cd10b97c..683e66f18e8c 100644
--- a/drivers/serial/pmac_zilog.c
+++ b/drivers/serial/pmac_zilog.c
@@ -411,6 +411,17 @@ static void pmz_transmit_chars(struct uart_pmac_port *uap)
                 goto ack_tx_int;
         }
 
+        /* Under some circumstances, we see interrupts reported for
+         * a closed channel. The interrupt mask in R1 is clear, but
+         * R3 still signals the interrupts and we see them when taking
+         * an interrupt for the other channel (this could be a qemu
+         * bug but since the ESCC doc doesn't specify precsiely whether
+         * R3 interrup status bits are masked by R1 interrupt enable
+         * bits, better safe than sorry). --BenH.
+         */
+        if (!ZS_IS_OPEN(uap))
+                goto ack_tx_int;
+
         if (uap->port.x_char) {
                 uap->flags |= PMACZILOG_FLAG_TX_ACTIVE;
                 write_zsdata(uap, uap->port.x_char);
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index 047530b285bb..7f2830709512 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -385,13 +385,20 @@ uart_get_baud_rate(struct uart_port *port, struct ktermios *termios,
                 }
 
                 /*
-                 * As a last resort, if the quotient is zero,
-                 * default to 9600 bps
+                 * As a last resort, if the range cannot be met then clip to
+                 * the nearest chip supported rate.
                  */
-                if (!hung_up)
-                        tty_termios_encode_baud_rate(termios, 9600, 9600);
+                if (!hung_up) {
+                        if (baud <= min)
+                                tty_termios_encode_baud_rate(termios,
+                                                        min + 1, min + 1);
+                        else
+                                tty_termios_encode_baud_rate(termios,
+                                                        max - 1, max - 1);
+                }
         }
-
+        /* Should never happen */
+        WARN_ON(1);
         return 0;
 }
 
@@ -2006,12 +2013,6 @@ int uart_suspend_port(struct uart_driver *drv, struct uart_port *uport)
 
         mutex_lock(&port->mutex);
 
-        if (!console_suspend_enabled && uart_console(uport)) {
-                /* we're going to avoid suspending serial console */
-                mutex_unlock(&port->mutex);
-                return 0;
-        }
-
         tty_dev = device_find_child(uport->dev, &match, serial_match_port);
         if (device_may_wakeup(tty_dev)) {
                 enable_irq_wake(uport->irq);
@@ -2019,20 +2020,23 @@ int uart_suspend_port(struct uart_driver *drv, struct uart_port *uport)
                 mutex_unlock(&port->mutex);
                 return 0;
         }
-        uport->suspended = 1;
+        if (console_suspend_enabled || !uart_console(uport))
+                uport->suspended = 1;
 
         if (port->flags & ASYNC_INITIALIZED) {
                 const struct uart_ops *ops = uport->ops;
                 int tries;
 
-                set_bit(ASYNCB_SUSPENDED, &port->flags);
-                clear_bit(ASYNCB_INITIALIZED, &port->flags);
+                if (console_suspend_enabled || !uart_console(uport)) {
+                        set_bit(ASYNCB_SUSPENDED, &port->flags);
+                        clear_bit(ASYNCB_INITIALIZED, &port->flags);
 
-                spin_lock_irq(&uport->lock);
-                ops->stop_tx(uport);
-                ops->set_mctrl(uport, 0);
-                ops->stop_rx(uport);
-                spin_unlock_irq(&uport->lock);
+                        spin_lock_irq(&uport->lock);
+                        ops->stop_tx(uport);
+                        ops->set_mctrl(uport, 0);
+                        ops->stop_rx(uport);
+                        spin_unlock_irq(&uport->lock);
+                }
 
                 /*
                  * Wait for the transmitter to empty.
@@ -2047,16 +2051,18 @@ int uart_suspend_port(struct uart_driver *drv, struct uart_port *uport)
                                drv->dev_name,
                                drv->tty_driver->name_base + uport->line);
 
-                ops->shutdown(uport);
+                if (console_suspend_enabled || !uart_console(uport))
+                        ops->shutdown(uport);
         }
 
         /*
          * Disable the console device before suspending.
          */
-        if (uart_console(uport))
+        if (console_suspend_enabled && uart_console(uport))
                 console_stop(uport->cons);
 
-        uart_change_pm(state, 3);
+        if (console_suspend_enabled || !uart_console(uport))
+                uart_change_pm(state, 3);
 
         mutex_unlock(&port->mutex);
 
@@ -2073,29 +2079,6 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *uport)
 
         mutex_lock(&port->mutex);
 
-        if (!console_suspend_enabled && uart_console(uport)) {
-                /* no need to resume serial console, it wasn't suspended */
-                /*
-                 * First try to use the console cflag setting.
-                 */
-                memset(&termios, 0, sizeof(struct ktermios));
-                termios.c_cflag = uport->cons->cflag;
-                /*
-                 * If that's unset, use the tty termios setting.
-                 */
-                if (termios.c_cflag == 0)
-                        termios = *state->port.tty->termios;
-                else {
-                        termios.c_ispeed = termios.c_ospeed =
-                                tty_termios_input_baud_rate(&termios);
-                        termios.c_ispeed = termios.c_ospeed =
-                                tty_termios_baud_rate(&termios);
-                }
-                uport->ops->set_termios(uport, &termios, NULL);
-                mutex_unlock(&port->mutex);
-                return 0;
-        }
-
         tty_dev = device_find_child(uport->dev, &match, serial_match_port);
         if (!uport->suspended && device_may_wakeup(tty_dev)) {
                 disable_irq_wake(uport->irq);
@@ -2121,21 +2104,23 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *uport)
                 spin_lock_irq(&uport->lock);
                 ops->set_mctrl(uport, 0);
                 spin_unlock_irq(&uport->lock);
-                ret = ops->startup(uport);
-                if (ret == 0) {
-                        uart_change_speed(state, NULL);
-                        spin_lock_irq(&uport->lock);
-                        ops->set_mctrl(uport, uport->mctrl);
-                        ops->start_tx(uport);
-                        spin_unlock_irq(&uport->lock);
-                        set_bit(ASYNCB_INITIALIZED, &port->flags);
-                } else {
-                        /*
-                         * Failed to resume - maybe hardware went away?
-                         * Clear the "initialized" flag so we won't try
-                         * to call the low level drivers shutdown method.
-                         */
-                        uart_shutdown(state);
+                if (console_suspend_enabled || !uart_console(uport)) {
+                        ret = ops->startup(uport);
+                        if (ret == 0) {
+                                uart_change_speed(state, NULL);
+                                spin_lock_irq(&uport->lock);
+                                ops->set_mctrl(uport, uport->mctrl);
+                                ops->start_tx(uport);
+                                spin_unlock_irq(&uport->lock);
+                                set_bit(ASYNCB_INITIALIZED, &port->flags);
+                        } else {
+                                /*
+                                 * Failed to resume - maybe hardware went away?
+                                 * Clear the "initialized" flag so we won't try
+                                 * to call the low level drivers shutdown method.
+                                 */
+                                uart_shutdown(state);
+                        }
                 }
 
                 clear_bit(ASYNCB_SUSPENDED, &port->flags);
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c
index 0ee7239c5d69..df854401af2d 100644
--- a/drivers/serial/serial_cs.c
+++ b/drivers/serial/serial_cs.c
@@ -146,7 +146,8 @@ static void quirk_wakeup_oxsemi(struct pcmcia_device *link)
 {
         struct serial_info *info = link->priv;
 
-        outb(12, info->c950ctrl + 1);
+        if (info->c950ctrl)
+                outb(12, info->c950ctrl + 1);
 }
 
 /* request_region? oxsemi branch does no request_region too... */
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 68c7f6cfd728..42f3333c4ad0 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -222,9 +222,9 @@ static inline void sci_init_pins(struct uart_port *port, unsigned int cflag)
                    Set SCP6MD1,0 = {01} (output)  */
                 __raw_writew((data & 0x0fcf) | 0x1000, SCPCR);
 
-                data = ctrl_inb(SCPDR);
+                data = __raw_readb(SCPDR);
                 /* Set /RTS2 (bit6) = 0 */
-                ctrl_outb(data & 0xbf, SCPDR);
+                __raw_writeb(data & 0xbf, SCPDR);
         }
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7722)
@@ -897,11 +897,21 @@ static void sci_shutdown(struct uart_port *port)
 static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
                             struct ktermios *old)
 {
-        unsigned int status, baud, smr_val;
+        unsigned int status, baud, smr_val, max_baud;
         int t = -1;
 
-        baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16);
-        if (likely(baud))
+        /*
+         * earlyprintk comes here early on with port->uartclk set to zero.
+         * the clock framework is not up and running at this point so here
+         * we assume that 115200 is the maximum baud rate. please note that
+         * the baud rate is not programmed during earlyprintk - it is assumed
+         * that the previous boot loader has enabled required clocks and
+         * setup the baud rate generator hardware for us already.
+         */
+        max_baud = port->uartclk ? port->uartclk / 16 : 115200;
+
+        baud = uart_get_baud_rate(port, termios, old, 0, max_baud);
+        if (likely(baud && port->uartclk))
                 t = SCBRR_VALUE(baud, port->uartclk);
 
         do {
@@ -1042,7 +1052,18 @@ static void __devinit sci_init_single(struct platform_device *dev,
         sci_port->port.ops      = &sci_uart_ops;
         sci_port->port.iotype   = UPIO_MEM;
         sci_port->port.line     = index;
-        sci_port->port.fifosize = 1;
+
+        switch (p->type) {
+        case PORT_SCIFA:
+                sci_port->port.fifosize = 64;
+                break;
+        case PORT_SCIF:
+                sci_port->port.fifosize = 16;
+                break;
+        default:
+                sci_port->port.fifosize = 1;
+                break;
+        }
 
         if (dev) {
                 sci_port->iclk = p->clk ? clk_get(&dev->dev, p->clk) : NULL;
diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h
index a32094eeb42b..0efcded59ae6 100644
--- a/drivers/serial/sh-sci.h
+++ b/drivers/serial/sh-sci.h
@@ -517,20 +517,20 @@ static const struct __attribute__((packed)) {
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xfffffe80)
-                return ctrl_inb(SCPDR)&0x01 ? 1 : 0; /* SCI */
+                return __raw_readb(SCPDR)&0x01 ? 1 : 0; /* SCI */
         if (port->mapbase == 0xa4000150)
-                return ctrl_inb(SCPDR)&0x10 ? 1 : 0; /* SCIF */
+                return __raw_readb(SCPDR)&0x10 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xa4000140)
-                return ctrl_inb(SCPDR)&0x04 ? 1 : 0; /* IRDA */
+                return __raw_readb(SCPDR)&0x04 ? 1 : 0; /* IRDA */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7705)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == SCIF0)
-                return ctrl_inb(SCPDR)&0x04 ? 1 : 0; /* IRDA */
+                return __raw_readb(SCPDR)&0x04 ? 1 : 0; /* IRDA */
         if (port->mapbase == SCIF2)
-                return ctrl_inb(SCPDR)&0x10 ? 1 : 0; /* SCIF */
+                return __raw_readb(SCPDR)&0x10 ? 1 : 0; /* SCIF */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7710) || defined(CONFIG_CPU_SUBTYPE_SH7712)
@@ -557,68 +557,68 @@ static inline int sci_rxd_in(struct uart_port *port)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffe00000)
-                return ctrl_inb(SCSPTR1)&0x01 ? 1 : 0; /* SCI */
+                return __raw_readb(SCSPTR1)&0x01 ? 1 : 0; /* SCI */
         if (port->mapbase == 0xffe80000)
-                return ctrl_inw(SCSPTR2)&0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR2)&0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH4_202)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffe80000)
-                return ctrl_inw(SCSPTR2)&0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR2)&0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7757)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xfe4b0000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0;
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0;
         if (port->mapbase == 0xfe4c0000)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0;
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0;
         if (port->mapbase == 0xfe4d0000)
-                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0;
+                return __raw_readw(SCSPTR2) & 0x0001 ? 1 : 0;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7760)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xfe600000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xfe610000)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xfe620000)
-                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7343)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffe00000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffe10000)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffe20000)
-                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffe30000)
-                return ctrl_inw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7366)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffe00000)
-                return ctrl_inb(SCPDR0) & 0x0001 ? 1 : 0; /* SCIF0 */
+                return __raw_readb(SCPDR0) & 0x0001 ? 1 : 0; /* SCIF0 */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7722)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffe00000)
-                return ctrl_inb(PSDR) & 0x02 ? 1 : 0; /* SCIF0 */
+                return __raw_readb(PSDR) & 0x02 ? 1 : 0; /* SCIF0 */
         if (port->mapbase == 0xffe10000)
-                return ctrl_inb(PADR) & 0x40 ? 1 : 0; /* SCIF1 */
+                return __raw_readb(PADR) & 0x40 ? 1 : 0; /* SCIF1 */
         if (port->mapbase == 0xffe20000)
-                return ctrl_inb(PWDR) & 0x04 ? 1 : 0; /* SCIF2 */
+                return __raw_readb(PWDR) & 0x04 ? 1 : 0; /* SCIF2 */
 
         return 1;
 }
@@ -626,17 +626,17 @@ static inline int sci_rxd_in(struct uart_port *port)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffe00000)
-                return ctrl_inb(SCSPTR0) & 0x0008 ? 1 : 0; /* SCIF0 */
+                return __raw_readb(SCSPTR0) & 0x0008 ? 1 : 0; /* SCIF0 */
         if (port->mapbase == 0xffe10000)
-                return ctrl_inb(SCSPTR1) & 0x0020 ? 1 : 0; /* SCIF1 */
+                return __raw_readb(SCSPTR1) & 0x0020 ? 1 : 0; /* SCIF1 */
         if (port->mapbase == 0xffe20000)
-                return ctrl_inb(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF2 */
+                return __raw_readb(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF2 */
         if (port->mapbase == 0xa4e30000)
-                return ctrl_inb(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF3 */
+                return __raw_readb(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF3 */
         if (port->mapbase == 0xa4e40000)
-                return ctrl_inb(SCSPTR4) & 0x0001 ? 1 : 0; /* SCIF4 */
+                return __raw_readb(SCSPTR4) & 0x0001 ? 1 : 0; /* SCIF4 */
         if (port->mapbase == 0xa4e50000)
-                return ctrl_inb(SCSPTR5) & 0x0008 ? 1 : 0; /* SCIF5 */
+                return __raw_readb(SCSPTR5) & 0x0008 ? 1 : 0; /* SCIF5 */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7724)
@@ -645,9 +645,9 @@ static inline int sci_rxd_in(struct uart_port *port)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->type == PORT_SCIF)
-                return ctrl_inw((port->mapbase + SCFSR))  & SCIF_BRK ? 1 : 0;
+                return __raw_readw((port->mapbase + SCFSR))  & SCIF_BRK ? 1 : 0;
         if (port->type == PORT_SCIFA)
-                return ctrl_inw((port->mapbase + SCASSR)) & SCIF_BRK ? 1 : 0;
+                return __raw_readw((port->mapbase + SCASSR)) & SCIF_BRK ? 1 : 0;
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH5_101) || defined(CONFIG_CPU_SUBTYPE_SH5_103)
@@ -665,11 +665,11 @@ static inline int sci_rxd_in(struct uart_port *port)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffe00000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffe08000)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffe10000)
-                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF/IRDA */
+                return __raw_readw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF/IRDA */
 
         return 1;
 }
@@ -677,20 +677,20 @@ static inline int sci_rxd_in(struct uart_port *port)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xff923000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xff924000)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xff925000)
-                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7780)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffe00000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffe10000)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7785) || \
@@ -698,17 +698,17 @@ static inline int sci_rxd_in(struct uart_port *port)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffea0000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffeb0000)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffec0000)
-                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffed0000)
-                return ctrl_inw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffee0000)
-                return ctrl_inw(SCSPTR4) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR4) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffef0000)
-                return ctrl_inw(SCSPTR5) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR5) & 0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SH7201) || \
@@ -718,22 +718,22 @@ static inline int sci_rxd_in(struct uart_port *port)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xfffe8000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xfffe8800)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xfffe9000)
-                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xfffe9800)
-                return ctrl_inw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
 #if defined(CONFIG_CPU_SUBTYPE_SH7201)
         if (port->mapbase == 0xfffeA000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xfffeA800)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xfffeB000)
-                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xfffeB800)
-                return ctrl_inw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
 #endif
         return 1;
 }
@@ -741,24 +741,24 @@ static inline int sci_rxd_in(struct uart_port *port)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xf8400000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xf8410000)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xf8420000)
-                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
 #elif defined(CONFIG_CPU_SUBTYPE_SHX3)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffc30000)
-                return ctrl_inw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR0) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffc40000)
-                return ctrl_inw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR1) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffc50000)
-                return ctrl_inw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR2) & 0x0001 ? 1 : 0; /* SCIF */
         if (port->mapbase == 0xffc60000)
-                return ctrl_inw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
+                return __raw_readw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
 #endif
diff --git a/drivers/staging/asus_oled/asus_oled.c b/drivers/staging/asus_oled/asus_oled.c
index f4c26572c7df..43c57b7688ab 100644
--- a/drivers/staging/asus_oled/asus_oled.c
+++ b/drivers/staging/asus_oled/asus_oled.c
@@ -194,9 +194,11 @@ static ssize_t set_enabled(struct device *dev, struct device_attribute *attr,
 {
         struct usb_interface *intf = to_usb_interface(dev);
         struct asus_oled_dev *odev = usb_get_intfdata(intf);
-        int temp = strict_strtoul(buf, 10, NULL);
+        unsigned long value;
+        if (strict_strtoul(buf, 10, &value))
+                return -EINVAL;
 
-        enable_oled(odev, temp);
+        enable_oled(odev, value);
 
         return count;
 }
@@ -207,10 +209,12 @@ static ssize_t class_set_enabled(struct device *device,
 {
         struct asus_oled_dev *odev =
                 (struct asus_oled_dev *) dev_get_drvdata(device);
+        unsigned long value;
 
-        int temp = strict_strtoul(buf, 10, NULL);
+        if (strict_strtoul(buf, 10, &value))
+                return -EINVAL;
 
-        enable_oled(odev, temp);
+        enable_oled(odev, value);
 
         return count;
 }
diff --git a/drivers/staging/cx25821/cx25821-medusa-video.c b/drivers/staging/cx25821/cx25821-medusa-video.c
index e4df8134f059..1eb079b3d429 100644
--- a/drivers/staging/cx25821/cx25821-medusa-video.c
+++ b/drivers/staging/cx25821/cx25821-medusa-video.c
@@ -860,10 +860,8 @@ int medusa_video_init(struct cx25821_dev *dev)
 
         ret_val = medusa_set_videostandard(dev);
 
-        if (ret_val < 0) {
-                mutex_unlock(&dev->lock);
+        if (ret_val < 0)
                 return -EINVAL;
-        }
 
         return 1;
 }
diff --git a/drivers/staging/et131x/et1310_address_map.h b/drivers/staging/et131x/et1310_address_map.h
index 6da843cc343c..e715e4dcb523 100644
--- a/drivers/staging/et131x/et1310_address_map.h
+++ b/drivers/staging/et131x/et1310_address_map.h
@@ -203,11 +203,14 @@ typedef struct _GLOBAL_t {			/* Location: */
  * 9-0: pr ndes
  */
 
-#define ET_DMA10_MASK           0x3FF   /* 10 bit mask for DMA10W types */
-#define ET_DMA10_WRAP           0x400
-#define ET_DMA4_MASK            0x00F   /* 4 bit mask for DMA4W types */
-#define ET_DMA4_WRAP            0x010
-
+#define ET_DMA12_MASK           0x0FFF  /* 12 bit mask for DMA12W types */
+#define ET_DMA12_WRAP           0x1000
+#define ET_DMA10_MASK           0x03FF  /* 10 bit mask for DMA10W types */
+#define ET_DMA10_WRAP           0x0400
+#define ET_DMA4_MASK            0x000F  /* 4 bit mask for DMA4W types */
+#define ET_DMA4_WRAP            0x0010
+
+#define INDEX12(x)      ((x) & ET_DMA12_MASK)
 #define INDEX10(x)      ((x) & ET_DMA10_MASK)
 #define INDEX4(x)       ((x) & ET_DMA4_MASK)
 
@@ -216,6 +219,11 @@ extern inline void add_10bit(u32 *v, int n)
         *v = INDEX10(*v + n) | (*v & ET_DMA10_WRAP);
 }
 
+extern inline void add_12bit(u32 *v, int n)
+{
+        *v = INDEX12(*v + n) | (*v & ET_DMA12_WRAP);
+}
+
 /*
  * 10bit DMA with wrap
  * txdma tx queue write address reg in txdma address map at 0x1010
diff --git a/drivers/staging/et131x/et1310_rx.c b/drivers/staging/et131x/et1310_rx.c
index 3ddc9b12b8db..81c1a7478ad6 100644
--- a/drivers/staging/et131x/et1310_rx.c
+++ b/drivers/staging/et131x/et1310_rx.c
@@ -831,10 +831,10 @@ PMP_RFD nic_rx_pkts(struct et131x_adapter *etdev)
 
         /* Indicate that we have used this PSR entry. */
         /* FIXME wrap 12 */
-        rx_local->local_psr_full = (rx_local->local_psr_full + 1) & 0xFFF;
-        if (rx_local->local_psr_full  > rx_local->PsrNumEntries - 1) {
+        add_12bit(&rx_local->local_psr_full, 1);
+        if ((rx_local->local_psr_full & 0xFFF)  > rx_local->PsrNumEntries - 1) {
                 /* Clear psr full and toggle the wrap bit */
-                rx_local->local_psr_full &=  0xFFF;
+                rx_local->local_psr_full &=  ~0xFFF;
                 rx_local->local_psr_full ^= 0x1000;
         }
 
diff --git a/drivers/staging/hv/Hv.c b/drivers/staging/hv/Hv.c
index c5b6613f2f2f..c2809f2a2ce0 100644
--- a/drivers/staging/hv/Hv.c
+++ b/drivers/staging/hv/Hv.c
@@ -386,7 +386,7 @@ u16 HvSignalEvent(void)
  * retrieve the initialized message and event pages.  Otherwise, we create and
  * initialize the message and event pages.
  */
-int HvSynicInit(u32 irqVector)
+void HvSynicInit(void *irqarg)
 {
         u64 version;
         union hv_synic_simp simp;
@@ -394,13 +394,14 @@ int HvSynicInit(u32 irqVector)
         union hv_synic_sint sharedSint;
         union hv_synic_scontrol sctrl;
         u64 guestID;
-        int ret = 0;
+        u32 irqVector = *((u32 *)(irqarg));
+        int cpu = smp_processor_id();
 
         DPRINT_ENTER(VMBUS);
 
         if (!gHvContext.HypercallPage) {
                 DPRINT_EXIT(VMBUS);
-                return ret;
+                return;
         }
 
         /* Check the version */
@@ -425,27 +426,27 @@ int HvSynicInit(u32 irqVector)
                  */
                 rdmsrl(HV_X64_MSR_GUEST_OS_ID, guestID);
                 if (guestID == HV_LINUX_GUEST_ID) {
-                        gHvContext.synICMessagePage[0] =
+                        gHvContext.synICMessagePage[cpu] =
                                 phys_to_virt(simp.BaseSimpGpa << PAGE_SHIFT);
-                        gHvContext.synICEventPage[0] =
+                        gHvContext.synICEventPage[cpu] =
                                 phys_to_virt(siefp.BaseSiefpGpa << PAGE_SHIFT);
                 } else {
                         DPRINT_ERR(VMBUS, "unknown guest id!!");
                         goto Cleanup;
                 }
                 DPRINT_DBG(VMBUS, "MAPPED: Simp: %p, Sifep: %p",
-                           gHvContext.synICMessagePage[0],
-                           gHvContext.synICEventPage[0]);
+                           gHvContext.synICMessagePage[cpu],
+                           gHvContext.synICEventPage[cpu]);
         } else {
-                gHvContext.synICMessagePage[0] = osd_PageAlloc(1);
-                if (gHvContext.synICMessagePage[0] == NULL) {
+                gHvContext.synICMessagePage[cpu] = (void *)get_zeroed_page(GFP_ATOMIC);
+                if (gHvContext.synICMessagePage[cpu] == NULL) {
                         DPRINT_ERR(VMBUS,
                                    "unable to allocate SYNIC message page!!");
                         goto Cleanup;
                 }
 
-                gHvContext.synICEventPage[0] = osd_PageAlloc(1);
-                if (gHvContext.synICEventPage[0] == NULL) {
+                gHvContext.synICEventPage[cpu] = (void *)get_zeroed_page(GFP_ATOMIC);
+                if (gHvContext.synICEventPage[cpu] == NULL) {
                         DPRINT_ERR(VMBUS,
                                    "unable to allocate SYNIC event page!!");
                         goto Cleanup;
@@ -454,7 +455,7 @@ int HvSynicInit(u32 irqVector)
                 /* Setup the Synic's message page */
                 rdmsrl(HV_X64_MSR_SIMP, simp.AsUINT64);
                 simp.SimpEnabled = 1;
-                simp.BaseSimpGpa = virt_to_phys(gHvContext.synICMessagePage[0])
+                simp.BaseSimpGpa = virt_to_phys(gHvContext.synICMessagePage[cpu])
                                         >> PAGE_SHIFT;
 
                 DPRINT_DBG(VMBUS, "HV_X64_MSR_SIMP msr set to: %llx",
@@ -465,7 +466,7 @@ int HvSynicInit(u32 irqVector)
                 /* Setup the Synic's event page */
                 rdmsrl(HV_X64_MSR_SIEFP, siefp.AsUINT64);
                 siefp.SiefpEnabled = 1;
-                siefp.BaseSiefpGpa = virt_to_phys(gHvContext.synICEventPage[0])
+                siefp.BaseSiefpGpa = virt_to_phys(gHvContext.synICEventPage[cpu])
                                         >> PAGE_SHIFT;
 
                 DPRINT_DBG(VMBUS, "HV_X64_MSR_SIEFP msr set to: %llx",
@@ -501,32 +502,30 @@ int HvSynicInit(u32 irqVector)
 
         DPRINT_EXIT(VMBUS);
 
-        return ret;
+        return;
 
 Cleanup:
-        ret = -1;
-
         if (gHvContext.GuestId == HV_LINUX_GUEST_ID) {
-                if (gHvContext.synICEventPage[0])
-                        osd_PageFree(gHvContext.synICEventPage[0], 1);
+                if (gHvContext.synICEventPage[cpu])
+                        osd_PageFree(gHvContext.synICEventPage[cpu], 1);
 
-                if (gHvContext.synICMessagePage[0])
-                        osd_PageFree(gHvContext.synICMessagePage[0], 1);
+                if (gHvContext.synICMessagePage[cpu])
+                        osd_PageFree(gHvContext.synICMessagePage[cpu], 1);
         }
 
         DPRINT_EXIT(VMBUS);
-
-        return ret;
+        return;
 }
 
 /**
  * HvSynicCleanup - Cleanup routine for HvSynicInit().
  */
-void HvSynicCleanup(void)
+void HvSynicCleanup(void *arg)
 {
         union hv_synic_sint sharedSint;
         union hv_synic_simp simp;
         union hv_synic_siefp siefp;
+        int cpu = smp_processor_id();
 
         DPRINT_ENTER(VMBUS);
 
@@ -539,6 +538,7 @@ void HvSynicCleanup(void)
 
         sharedSint.Masked = 1;
 
+        /* Need to correctly cleanup in the case of SMP!!! */
         /* Disable the interrupt */
         wrmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, sharedSint.AsUINT64);
 
@@ -560,8 +560,8 @@ void HvSynicCleanup(void)
 
                 wrmsrl(HV_X64_MSR_SIEFP, siefp.AsUINT64);
 
-                osd_PageFree(gHvContext.synICMessagePage[0], 1);
-                osd_PageFree(gHvContext.synICEventPage[0], 1);
+                osd_PageFree(gHvContext.synICMessagePage[cpu], 1);
+                osd_PageFree(gHvContext.synICEventPage[cpu], 1);
         }
 
         DPRINT_EXIT(VMBUS);
diff --git a/drivers/staging/hv/Hv.h b/drivers/staging/hv/Hv.h
index 5379e4bfc56e..fce4b5cdac30 100644
--- a/drivers/staging/hv/Hv.h
+++ b/drivers/staging/hv/Hv.h
@@ -93,7 +93,7 @@ static const struct hv_guid VMBUS_SERVICE_ID = {
         },
 };
 
-#define MAX_NUM_CPUS    1
+#define MAX_NUM_CPUS    32
 
 
 struct hv_input_signal_event_buffer {
@@ -137,8 +137,8 @@ extern u16 HvPostMessage(union hv_connection_id connectionId,
 
 extern u16 HvSignalEvent(void);
 
-extern int HvSynicInit(u32 irqVector);
+extern void HvSynicInit(void *irqarg);
 
-extern void HvSynicCleanup(void);
+extern void HvSynicCleanup(void *arg);
 
 #endif /* __HV_H__ */
diff --git a/drivers/staging/hv/Vmbus.c b/drivers/staging/hv/Vmbus.c
index a4dd06f6d459..35a023e9f9d1 100644
--- a/drivers/staging/hv/Vmbus.c
+++ b/drivers/staging/hv/Vmbus.c
@@ -129,7 +129,7 @@ static int VmbusOnDeviceAdd(struct hv_device *dev, void *AdditionalInfo)
 
         /* strcpy(dev->name, "vmbus"); */
         /* SynIC setup... */
-        ret = HvSynicInit(*irqvector);
+        on_each_cpu(HvSynicInit, (void *)irqvector, 1);
 
         /* Connect to VMBus in the root partition */
         ret = VmbusConnect();
@@ -150,7 +150,7 @@ static int VmbusOnDeviceRemove(struct hv_device *dev)
         DPRINT_ENTER(VMBUS);
         VmbusChannelReleaseUnattachedChannels();
         VmbusDisconnect();
-        HvSynicCleanup();
+        on_each_cpu(HvSynicCleanup, NULL, 1);
         DPRINT_EXIT(VMBUS);
 
         return ret;
@@ -173,7 +173,8 @@ static void VmbusOnCleanup(struct hv_driver *drv)
  */
 static void VmbusOnMsgDPC(struct hv_driver *drv)
 {
-        void *page_addr = gHvContext.synICMessagePage[0];
+        int cpu = smp_processor_id();
+        void *page_addr = gHvContext.synICMessagePage[cpu];
         struct hv_message *msg = (struct hv_message *)page_addr +
                                   VMBUS_MESSAGE_SINT;
         struct hv_message *copied;
@@ -230,11 +231,12 @@ static void VmbusOnEventDPC(struct hv_driver *drv)
 static int VmbusOnISR(struct hv_driver *drv)
 {
         int ret = 0;
+        int cpu = smp_processor_id();
         void *page_addr;
         struct hv_message *msg;
         union hv_synic_event_flags *event;
 
-        page_addr = gHvContext.synICMessagePage[0];
+        page_addr = gHvContext.synICMessagePage[cpu];
         msg = (struct hv_message *)page_addr + VMBUS_MESSAGE_SINT;
 
         DPRINT_ENTER(VMBUS);
@@ -248,7 +250,7 @@ static int VmbusOnISR(struct hv_driver *drv)
         }
 
         /* TODO: Check if there are events to be process */
-        page_addr = gHvContext.synICEventPage[0];
+        page_addr = gHvContext.synICEventPage[cpu];
         event = (union hv_synic_event_flags *)page_addr + VMBUS_MESSAGE_SINT;
 
         /* Since we are a child, we only need to check bit 0 */
diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c
index 96f11715cd26..355dffcc23b0 100644
--- a/drivers/usb/core/devices.c
+++ b/drivers/usb/core/devices.c
@@ -494,7 +494,7 @@ static ssize_t usb_device_dump(char __user **buffer, size_t *nbytes,
                 return 0;
         /* allocate 2^1 pages = 8K (on i386);
          * should be more than enough for one device */
-        pages_start = (char *)__get_free_pages(GFP_KERNEL, 1);
+        pages_start = (char *)__get_free_pages(GFP_NOIO, 1);
         if (!pages_start)
                 return -ENOMEM;
 
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 0495fa651225..80995ef0868c 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1684,6 +1684,24 @@ int usb_hcd_alloc_bandwidth(struct usb_device *udev,
                 }
         }
         if (cur_alt && new_alt) {
+                struct usb_interface *iface = usb_ifnum_to_if(udev,
+                                cur_alt->desc.bInterfaceNumber);
+
+                if (iface->resetting_device) {
+                        /*
+                         * The USB core just reset the device, so the xHCI host
+                         * and the device will think alt setting 0 is installed.
+                         * However, the USB core will pass in the alternate
+                         * setting installed before the reset as cur_alt.  Dig
+                         * out the alternate setting 0 structure, or the first
+                         * alternate setting if a broken device doesn't have alt
+                         * setting 0.
+                         */
+                        cur_alt = usb_altnum_to_altsetting(iface, 0);
+                        if (!cur_alt)
+                                cur_alt = &iface->altsetting[0];
+                }
+
                 /* Drop all the endpoints in the current alt setting */
                 for (i = 0; i < cur_alt->desc.bNumEndpoints; i++) {
                         ret = hcd->driver->drop_endpoint(hcd, udev,
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 0cec6caf6e9b..35cc8b9ba1f5 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -3347,6 +3347,9 @@ static void hub_events(void)
                                         USB_PORT_FEAT_C_SUSPEND);
                                 udev = hdev->children[i-1];
                                 if (udev) {
+                                        /* TRSMRCY = 10 msec */
+                                        msleep(10);
+
                                         usb_lock_device(udev);
                                         ret = remote_wakeup(hdev->
                                                         children[i-1]);
@@ -3692,19 +3695,14 @@ static int usb_reset_and_verify_device(struct usb_device *udev)
                         usb_enable_interface(udev, intf, true);
                         ret = 0;
                 } else {
-                        /* We've just reset the device, so it will think alt
-                         * setting 0 is installed.  For usb_set_interface() to
-                         * work properly, we need to set the current alternate
-                         * interface setting to 0 (or the first alt setting, if
-                         * the device doesn't have alt setting 0).
+                        /* Let the bandwidth allocation function know that this
+                         * device has been reset, and it will have to use
+                         * alternate setting 0 as the current alternate setting.
                          */
-                        intf->cur_altsetting =
-                                usb_find_alt_setting(config, i, 0);
-                        if (!intf->cur_altsetting)
-                                intf->cur_altsetting =
-                                        &config->intf_cache[i]->altsetting[0];
+                        intf->resetting_device = 1;
                         ret = usb_set_interface(udev, desc->bInterfaceNumber,
                                         desc->bAlternateSetting);
+                        intf->resetting_device = 0;
                 }
                 if (ret < 0) {
                         dev_err(&udev->dev, "failed to restore interface %d "
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 1b994846e8e0..9bc95fec793f 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -906,11 +906,11 @@ char *usb_cache_string(struct usb_device *udev, int index)
         if (index <= 0)
                 return NULL;
 
-        buf = kmalloc(MAX_USB_STRING_SIZE, GFP_KERNEL);
+        buf = kmalloc(MAX_USB_STRING_SIZE, GFP_NOIO);
         if (buf) {
                 len = usb_string(udev, index, buf, MAX_USB_STRING_SIZE);
                 if (len > 0) {
-                        smallbuf = kmalloc(++len, GFP_KERNEL);
+                        smallbuf = kmalloc(++len, GFP_NOIO);
                         if (!smallbuf)
                                 return buf;
                         memcpy(smallbuf, buf, len);
@@ -1731,7 +1731,7 @@ int usb_set_configuration(struct usb_device *dev, int configuration)
         if (cp) {
                 nintf = cp->desc.bNumInterfaces;
                 new_interfaces = kmalloc(nintf * sizeof(*new_interfaces),
-                                GFP_KERNEL);
+                                GFP_NOIO);
                 if (!new_interfaces) {
                         dev_err(&dev->dev, "Out of memory\n");
                         return -ENOMEM;
@@ -1740,7 +1740,7 @@ int usb_set_configuration(struct usb_device *dev, int configuration)
                 for (; n < nintf; ++n) {
                         new_interfaces[n] = kzalloc(
                                         sizeof(struct usb_interface),
-                                        GFP_KERNEL);
+                                        GFP_NOIO);
                         if (!new_interfaces[n]) {
                                 dev_err(&dev->dev, "Out of memory\n");
                                 ret = -ENOMEM;
diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c
index 485edf937f25..5f3908f6e2dc 100644
--- a/drivers/usb/core/sysfs.c
+++ b/drivers/usb/core/sysfs.c
@@ -115,6 +115,12 @@ show_speed(struct device *dev, struct device_attribute *attr, char *buf)
         case USB_SPEED_HIGH:
                 speed = "480";
                 break;
+        case USB_SPEED_VARIABLE:
+                speed = "480";
+                break;
+        case USB_SPEED_SUPER:
+                speed = "5000";
+                break;
         default:
                 speed = "unknown";
         }
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 5859522d6edd..1ec3857f22e6 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -787,9 +787,10 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
 
                         /* start 20 msec resume signaling from this port,
                          * and make khubd collect PORT_STAT_C_SUSPEND to
-                         * stop that signaling.
+                         * stop that signaling.  Use 5 ms extra for safety,
+                         * like usb_port_resume() does.
                          */
-                        ehci->reset_done [i] = jiffies + msecs_to_jiffies (20);
+                        ehci->reset_done[i] = jiffies + msecs_to_jiffies(25);
                         ehci_dbg (ehci, "port %d remote wakeup\n", i + 1);
                         mod_timer(&hcd->rh_timer, ehci->reset_done[i]);
                 }
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 2c6571c05f35..c75d9270c752 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -120,9 +120,26 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
         del_timer_sync(&ehci->watchdog);
         del_timer_sync(&ehci->iaa_watchdog);
 
-        port = HCS_N_PORTS (ehci->hcs_params);
         spin_lock_irq (&ehci->lock);
 
+        /* Once the controller is stopped, port resumes that are already
+         * in progress won't complete.  Hence if remote wakeup is enabled
+         * for the root hub and any ports are in the middle of a resume or
+         * remote wakeup, we must fail the suspend.
+         */
+        if (hcd->self.root_hub->do_remote_wakeup) {
+                port = HCS_N_PORTS(ehci->hcs_params);
+                while (port--) {
+                        if (ehci->reset_done[port] != 0) {
+                                spin_unlock_irq(&ehci->lock);
+                                ehci_dbg(ehci, "suspend failed because "
+                                                "port %d is resuming\n",
+                                                port + 1);
+                                return -EBUSY;
+                        }
+                }
+        }
+
         /* stop schedules, clean any completed work */
         if (HC_IS_RUNNING(hcd->state)) {
                 ehci_quiesce (ehci);
@@ -138,6 +155,7 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
          */
         ehci->bus_suspended = 0;
         ehci->owned_ports = 0;
+        port = HCS_N_PORTS(ehci->hcs_params);
         while (port--) {
                 u32 __iomem     *reg = &ehci->regs->port_status [port];
                 u32             t1 = ehci_readl(ehci, reg) & ~PORT_RWC_BITS;
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index a427d3b00634..89521775c567 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -849,9 +849,10 @@ qh_make (
                                  * But interval 1 scheduling is simpler, and
                                  * includes high bandwidth.
                                  */
-                                dbg ("intr period %d uframes, NYET!",
-                                                urb->interval);
-                                goto done;
+                                urb->interval = 1;
+                        } else if (qh->period > ehci->periodic_size) {
+                                qh->period = ehci->periodic_size;
+                                urb->interval = qh->period << 3;
                         }
                 } else {
                         int             think_time;
@@ -874,6 +875,10 @@ qh_make (
                                         usb_calc_bus_time (urb->dev->speed,
                                         is_input, 0, max_packet (maxp)));
                         qh->period = urb->interval;
+                        if (qh->period > ehci->periodic_size) {
+                                qh->period = ehci->periodic_size;
+                                urb->interval = qh->period;
+                        }
                 }
         }
 
diff --git a/drivers/usb/host/fhci-hcd.c b/drivers/usb/host/fhci-hcd.c
index 0951818ef93b..78e7c3cfcb72 100644
--- a/drivers/usb/host/fhci-hcd.c
+++ b/drivers/usb/host/fhci-hcd.c
@@ -242,9 +242,10 @@ err:
 static void fhci_usb_free(void *lld)
 {
         struct fhci_usb *usb = lld;
-        struct fhci_hcd *fhci = usb->fhci;
+        struct fhci_hcd *fhci;
 
         if (usb) {
+                fhci = usb->fhci;
                 fhci_config_transceiver(fhci, FHCI_PORT_POWER_OFF);
                 fhci_ep0_free(usb);
                 kfree(usb->actual_frame);
diff --git a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c
index 73352f3739b5..42971657fde2 100644
--- a/drivers/usb/host/isp1362-hcd.c
+++ b/drivers/usb/host/isp1362-hcd.c
@@ -2270,10 +2270,10 @@ static int isp1362_mem_config(struct usb_hcd *hcd)
         dev_info(hcd->self.controller, "ISP1362 Memory usage:\n");
         dev_info(hcd->self.controller, "  ISTL:    2 * %4d:     %4d @ $%04x:$%04x\n",
                  istl_size / 2, istl_size, 0, istl_size / 2);
-        dev_info(hcd->self.controller, "  INTL: %4d * (%3lu+8):  %4d @ $%04x\n",
+        dev_info(hcd->self.controller, "  INTL: %4d * (%3zu+8):  %4d @ $%04x\n",
                  ISP1362_INTL_BUFFERS, intl_blksize - PTD_HEADER_SIZE,
                  intl_size, istl_size);
-        dev_info(hcd->self.controller, "  ATL : %4d * (%3lu+8):  %4d @ $%04x\n",
+        dev_info(hcd->self.controller, "  ATL : %4d * (%3zu+8):  %4d @ $%04x\n",
                  atl_buffers, atl_blksize - PTD_HEADER_SIZE,
                  atl_size, istl_size + intl_size);
         dev_info(hcd->self.controller, "  USED/FREE:   %4d      %4d\n", total,
@@ -2697,6 +2697,8 @@ static int __init isp1362_probe(struct platform_device *pdev)
         void __iomem *data_reg;
         int irq;
         int retval = 0;
+        struct resource *irq_res;
+        unsigned int irq_flags = 0;
 
         /* basic sanity checks first.  board-specific init logic should
          * have initialized this the three resources and probably board
@@ -2710,11 +2712,12 @@ static int __init isp1362_probe(struct platform_device *pdev)
 
         data = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         addr = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-        irq = platform_get_irq(pdev, 0);
-        if (!addr || !data || irq < 0) {
+        irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+        if (!addr || !data || !irq_res) {
                 retval = -ENODEV;
                 goto err1;
         }
+        irq = irq_res->start;
 
 #ifdef CONFIG_USB_HCD_DMA
         if (pdev->dev.dma_mask) {
@@ -2781,12 +2784,16 @@ static int __init isp1362_probe(struct platform_device *pdev)
         }
 #endif
 
-#ifdef CONFIG_ARM
-        if (isp1362_hcd->board)
-                set_irq_type(irq, isp1362_hcd->board->int_act_high ? IRQT_RISING : IRQT_FALLING);
-#endif
+        if (irq_res->flags & IORESOURCE_IRQ_HIGHEDGE)
+                irq_flags |= IRQF_TRIGGER_RISING;
+        if (irq_res->flags & IORESOURCE_IRQ_LOWEDGE)
+                irq_flags |= IRQF_TRIGGER_FALLING;
+        if (irq_res->flags & IORESOURCE_IRQ_HIGHLEVEL)
+                irq_flags |= IRQF_TRIGGER_HIGH;
+        if (irq_res->flags & IORESOURCE_IRQ_LOWLEVEL)
+                irq_flags |= IRQF_TRIGGER_LOW;
 
-        retval = usb_add_hcd(hcd, irq, IRQF_TRIGGER_LOW | IRQF_DISABLED | IRQF_SHARED);
+        retval = usb_add_hcd(hcd, irq, irq_flags | IRQF_DISABLED | IRQF_SHARED);
         if (retval != 0)
                 goto err6;
         pr_info("%s, irq %d\n", hcd->product_desc, irq);
diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c
index 9600a58299db..27b8f7cb4471 100644
--- a/drivers/usb/host/isp1760-hcd.c
+++ b/drivers/usb/host/isp1760-hcd.c
@@ -1039,12 +1039,12 @@ static void do_atl_int(struct usb_hcd *usb_hcd)
                 if (!nakcount && (dw3 & DW3_QTD_ACTIVE)) {
                         u32 buffstatus;
 
-                        /* XXX
+                        /*
                          * NAKs are handled in HW by the chip. Usually if the
                          * device is not able to send data fast enough.
-                         * This did not trigger for a long time now.
+                         * This happens mostly on slower hardware.
                          */
-                        printk(KERN_ERR "Reloading ptd %p/%p... qh %p readed: "
+                        printk(KERN_NOTICE "Reloading ptd %p/%p... qh %p read: "
                                         "%d of %zu done: %08x cur: %08x\n", qtd,
                                         urb, qh, PTD_XFERRED_LENGTH(dw3),
                                         qtd->length, done_map,
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index 5cd0e48f67fb..99cd00fd3514 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -749,7 +749,20 @@ static int uhci_rh_suspend(struct usb_hcd *hcd)
         spin_lock_irq(&uhci->lock);
         if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags))
                 rc = -ESHUTDOWN;
-        else if (!uhci->dead)
+        else if (uhci->dead)
+                ;               /* Dead controllers tell no tales */
+
+        /* Once the controller is stopped, port resumes that are already
+         * in progress won't complete.  Hence if remote wakeup is enabled
+         * for the root hub and any ports are in the middle of a resume or
+         * remote wakeup, we must fail the suspend.
+         */
+        else if (hcd->self.root_hub->do_remote_wakeup &&
+                        uhci->resuming_ports) {
+                dev_dbg(uhci_dev(uhci), "suspend failed because a port "
+                                "is resuming\n");
+                rc = -EBUSY;
+        } else
                 suspend_rh(uhci, UHCI_RH_SUSPENDED);
         spin_unlock_irq(&uhci->lock);
         return rc;
diff --git a/drivers/usb/host/uhci-hub.c b/drivers/usb/host/uhci-hub.c
index 885b585360b9..8270055848ca 100644
--- a/drivers/usb/host/uhci-hub.c
+++ b/drivers/usb/host/uhci-hub.c
@@ -167,7 +167,7 @@ static void uhci_check_ports(struct uhci_hcd *uhci)
                                 /* Port received a wakeup request */
                                 set_bit(port, &uhci->resuming_ports);
                                 uhci->ports_timeout = jiffies +
-                                                msecs_to_jiffies(20);
+                                                msecs_to_jiffies(25);
 
                                 /* Make sure we see the port again
                                  * after the resuming period is over. */
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index f1ea3a33b6e6..83443d6306d6 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -386,12 +386,12 @@ int usb_serial_generic_chars_in_buffer(struct tty_struct *tty)
 
         dbg("%s - port %d", __func__, port->number);
 
-        if (serial->type->max_in_flight_urbs) {
-                spin_lock_irqsave(&port->lock, flags);
+        spin_lock_irqsave(&port->lock, flags);
+        if (serial->type->max_in_flight_urbs)
                 chars = port->tx_bytes_flight;
-                spin_unlock_irqrestore(&port->lock, flags);
-        } else if (serial->num_bulk_out)
+        else if (serial->num_bulk_out)
                 chars = kfifo_len(&port->write_fifo);
+        spin_unlock_irqrestore(&port->lock, flags);
 
         dbg("%s - returns %d", __func__, chars);
         return chars;
@@ -489,6 +489,8 @@ void usb_serial_generic_write_bulk_callback(struct urb *urb)
         dbg("%s - port %d", __func__, port->number);
 
         if (port->serial->type->max_in_flight_urbs) {
+                kfree(urb->transfer_buffer);
+
                 spin_lock_irqsave(&port->lock, flags);
                 --port->urbs_in_flight;
                 port->tx_bytes_flight -= urb->transfer_buffer_length;
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 64a0a2c27e12..c932f9053188 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1807,13 +1807,6 @@ UNUSUAL_DEV(  0x2735, 0x100b, 0x0000, 0x9999,
                 US_SC_DEVICE, US_PR_DEVICE, NULL,
                 US_FL_GO_SLOW ),
 
-/* Reported by Rohan Hart <rohan.hart17@gmail.com> */
-UNUSUAL_DEV(  0x2770, 0x915d, 0x0010, 0x0010,
-                "INTOVA",
-                "Pixtreme",
-                US_SC_DEVICE, US_PR_DEVICE, NULL,
-                US_FL_FIX_CAPACITY ),
-
 /* Reported by Frederic Marchal <frederic.marchal@wowcompany.com>
  * Mio Moov 330
  */
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index 5a53d4f0dd11..e9f995486ec1 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -434,7 +434,8 @@ static void adjust_quirks(struct us_data *us)
         u16 vid = le16_to_cpu(us->pusb_dev->descriptor.idVendor);
         u16 pid = le16_to_cpu(us->pusb_dev->descriptor.idProduct);
         unsigned f = 0;
-        unsigned int mask = (US_FL_SANE_SENSE | US_FL_FIX_CAPACITY |
+        unsigned int mask = (US_FL_SANE_SENSE | US_FL_BAD_SENSE |
+                        US_FL_FIX_CAPACITY |
                         US_FL_CAPACITY_HEURISTICS | US_FL_IGNORE_DEVICE |
                         US_FL_NOT_LOCKABLE | US_FL_MAX_SECTORS_64 |
                         US_FL_CAPACITY_OK | US_FL_IGNORE_RESIDUE |
diff --git a/drivers/video/backlight/omap1_bl.c b/drivers/video/backlight/omap1_bl.c
index 409ca9643528..a3a7f8938175 100644
--- a/drivers/video/backlight/omap1_bl.c
+++ b/drivers/video/backlight/omap1_bl.c
@@ -139,8 +139,6 @@ static int omapbl_probe(struct platform_device *pdev)
         if (!pdata)
                 return -ENXIO;
 
-        omapbl_ops.check_fb = pdata->check_fb;
-
         bl = kzalloc(sizeof(struct omap_backlight), GFP_KERNEL);
         if (unlikely(!bl))
                 return -ENOMEM;
diff --git a/drivers/video/cyber2000fb.c b/drivers/video/cyber2000fb.c
index da7c01b39be2..3a561df2e8a2 100644
--- a/drivers/video/cyber2000fb.c
+++ b/drivers/video/cyber2000fb.c
@@ -1573,15 +1573,15 @@ cyberpro_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
         if (err)
                 return err;
 
-        err = pci_request_regions(dev, name);
-        if (err)
-                return err;
-
         err = -ENOMEM;
         cfb = cyberpro_alloc_fb_info(id->driver_data, name);
         if (!cfb)
                 goto failed_release;
 
+        err = pci_request_regions(dev, cfb->fb.fix.id);
+        if (err)
+                goto failed_regions;
+
         cfb->dev = dev;
         cfb->region = pci_ioremap_bar(dev, 0);
         if (!cfb->region)
@@ -1633,10 +1633,10 @@ cyberpro_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
 failed:
         iounmap(cfb->region);
 failed_ioremap:
+        pci_release_regions(dev);
+failed_regions:
         cyberpro_free_fb_info(cfb);
 failed_release:
-        pci_release_regions(dev);
-
         return err;
 }
 
diff --git a/drivers/video/omap/dispc.c b/drivers/video/omap/dispc.c
index c7c6455f1fa8..e192b058a688 100644
--- a/drivers/video/omap/dispc.c
+++ b/drivers/video/omap/dispc.c
@@ -189,11 +189,6 @@ static struct {
         struct omapfb_color_key color_key;
 } dispc;
 
-static struct platform_device omapdss_device = {
-        .name           = "omapdss",
-        .id             = -1,
-};
-
 static void enable_lcd_clocks(int enable);
 
 static void inline dispc_write_reg(int idx, u32 val)
@@ -920,20 +915,20 @@ static irqreturn_t omap_dispc_irq_handler(int irq, void *dev)
 
 static int get_dss_clocks(void)
 {
-        dispc.dss_ick = clk_get(&omapdss_device.dev, "ick");
+        dispc.dss_ick = clk_get(&dispc.fbdev->dssdev->dev, "ick");
         if (IS_ERR(dispc.dss_ick)) {
                 dev_err(dispc.fbdev->dev, "can't get ick\n");
                 return PTR_ERR(dispc.dss_ick);
         }
 
-        dispc.dss1_fck = clk_get(&omapdss_device.dev, "dss1_fck");
+        dispc.dss1_fck = clk_get(&dispc.fbdev->dssdev->dev, "dss1_fck");
         if (IS_ERR(dispc.dss1_fck)) {
                 dev_err(dispc.fbdev->dev, "can't get dss1_fck\n");
                 clk_put(dispc.dss_ick);
                 return PTR_ERR(dispc.dss1_fck);
         }
 
-        dispc.dss_54m_fck = clk_get(&omapdss_device.dev, "tv_fck");
+        dispc.dss_54m_fck = clk_get(&dispc.fbdev->dssdev->dev, "tv_fck");
         if (IS_ERR(dispc.dss_54m_fck)) {
                 dev_err(dispc.fbdev->dev, "can't get tv_fck\n");
                 clk_put(dispc.dss_ick);
@@ -1385,12 +1380,6 @@ static int omap_dispc_init(struct omapfb_device *fbdev, int ext_mode,
         int skip_init = 0;
         int i;
 
-        r = platform_device_register(&omapdss_device);
-        if (r) {
-                dev_err(fbdev->dev, "can't register omapdss device\n");
-                return r;
-        }
-
         memset(&dispc, 0, sizeof(dispc));
 
         dispc.base = ioremap(DISPC_BASE, SZ_1K);
@@ -1534,7 +1523,6 @@ static void omap_dispc_cleanup(void)
         free_irq(INT_24XX_DSS_IRQ, dispc.fbdev);
         put_dss_clocks();
         iounmap(dispc.base);
-        platform_device_unregister(&omapdss_device);
 }
 
 const struct lcd_ctrl omap2_int_ctrl = {
diff --git a/drivers/video/omap/lcd_htcherald.c b/drivers/video/omap/lcd_htcherald.c
index a9007c5d1fad..4802419da83b 100644
--- a/drivers/video/omap/lcd_htcherald.c
+++ b/drivers/video/omap/lcd_htcherald.c
@@ -115,12 +115,12 @@ struct platform_driver htcherald_panel_driver = {
         },
 };
 
-static int htcherald_panel_drv_init(void)
+static int __init htcherald_panel_drv_init(void)
 {
         return platform_driver_register(&htcherald_panel_driver);
 }
 
-static void htcherald_panel_drv_cleanup(void)
+static void __exit htcherald_panel_drv_cleanup(void)
 {
         platform_driver_unregister(&htcherald_panel_driver);
 }
diff --git a/drivers/video/omap/omapfb.h b/drivers/video/omap/omapfb.h
index 46e4714014e8..af3c9e571ec3 100644
--- a/drivers/video/omap/omapfb.h
+++ b/drivers/video/omap/omapfb.h
@@ -203,6 +203,8 @@ struct omapfb_device {
 
         struct omapfb_mem_desc          mem_desc;
         struct fb_info                  *fb_info[OMAPFB_PLANE_NUM];
+
+        struct platform_device  *dssdev;        /* dummy dev for clocks */
 };
 
 #ifdef CONFIG_ARCH_OMAP1
diff --git a/drivers/video/omap/omapfb_main.c b/drivers/video/omap/omapfb_main.c
index c7f59a5ccdbc..2c4f470fa086 100644
--- a/drivers/video/omap/omapfb_main.c
+++ b/drivers/video/omap/omapfb_main.c
@@ -83,6 +83,19 @@ static struct caps_table_struct color_caps[] = {
         { 1 << OMAPFB_COLOR_YUY422,     "YUY422", },
 };
 
+static void omapdss_release(struct device *dev)
+{
+}
+
+/* dummy device for clocks */
+static struct platform_device omapdss_device = {
+        .name           = "omapdss",
+        .id             = -1,
+        .dev            = {
+                .release = omapdss_release,
+        },
+};
+
 /*
  * ---------------------------------------------------------------------------
  * LCD panel
@@ -1700,6 +1713,7 @@ static int omapfb_do_probe(struct platform_device *pdev,
 
         fbdev->dev = &pdev->dev;
         fbdev->panel = panel;
+        fbdev->dssdev = &omapdss_device;
         platform_set_drvdata(pdev, fbdev);
 
         mutex_init(&fbdev->rqueue_mutex);
@@ -1814,8 +1828,16 @@ cleanup:
 
 static int omapfb_probe(struct platform_device *pdev)
 {
+        int r;
+
         BUG_ON(fbdev_pdev != NULL);
 
+        r = platform_device_register(&omapdss_device);
+        if (r) {
+                dev_err(&pdev->dev, "can't register omapdss device\n");
+                return r;
+        }
+
         /* Delay actual initialization until the LCD is registered */
         fbdev_pdev = pdev;
         if (fbdev_panel != NULL)
@@ -1843,6 +1865,9 @@ static int omapfb_remove(struct platform_device *pdev)
         fbdev->state = OMAPFB_DISABLED;
         omapfb_free_resources(fbdev, saved_state);
 
+        platform_device_unregister(&omapdss_device);
+        fbdev->dssdev = NULL;
+
         return 0;
 }
 
diff --git a/drivers/video/omap/rfbi.c b/drivers/video/omap/rfbi.c
index fed7b1bda19c..1162603c72e5 100644
--- a/drivers/video/omap/rfbi.c
+++ b/drivers/video/omap/rfbi.c
@@ -83,13 +83,13 @@ static inline u32 rfbi_read_reg(int idx)
 
 static int rfbi_get_clocks(void)
 {
-        rfbi.dss_ick = clk_get(rfbi.fbdev->dev, "ick");
+        rfbi.dss_ick = clk_get(&dispc.fbdev->dssdev->dev, "ick");
         if (IS_ERR(rfbi.dss_ick)) {
                 dev_err(rfbi.fbdev->dev, "can't get ick\n");
                 return PTR_ERR(rfbi.dss_ick);
         }
 
-        rfbi.dss1_fck = clk_get(rfbi.fbdev->dev, "dss1_fck");
+        rfbi.dss1_fck = clk_get(&dispc.fbdev->dssdev->dev, "dss1_fck");
         if (IS_ERR(rfbi.dss1_fck)) {
                 dev_err(rfbi.fbdev->dev, "can't get dss1_fck\n");
                 clk_put(rfbi.dss_ick);
diff --git a/drivers/video/omap2/dss/Kconfig b/drivers/video/omap2/dss/Kconfig
index 71d8dec30635..c63ce767b277 100644
--- a/drivers/video/omap2/dss/Kconfig
+++ b/drivers/video/omap2/dss/Kconfig
@@ -25,6 +25,13 @@ config OMAP2_DSS_DEBUG_SUPPORT
           This enables debug messages. You need to enable printing
           with 'debug' module parameter.
 
+config OMAP2_DSS_COLLECT_IRQ_STATS
+        bool "Collect DSS IRQ statistics"
+        depends on OMAP2_DSS_DEBUG_SUPPORT
+        default n
+        help
+          Collect DSS IRQ statistics, printable via debugfs
+
 config OMAP2_DSS_RFBI
         bool "RFBI support"
         default n
diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c
index 29497a0c9a91..82918eec6d2e 100644
--- a/drivers/video/omap2/dss/core.c
+++ b/drivers/video/omap2/dss/core.c
@@ -124,6 +124,7 @@ static void restore_all_ctx(void)
         dss_clk_disable_all_no_ctx();
 }
 
+#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_OMAP2_DSS_DEBUG_SUPPORT)
 /* CLOCKS */
 static void core_dump_clocks(struct seq_file *s)
 {
@@ -149,6 +150,7 @@ static void core_dump_clocks(struct seq_file *s)
                                 clocks[i]->usecount);
         }
 }
+#endif /* defined(CONFIG_DEBUG_FS) && defined(CONFIG_OMAP2_DSS_DEBUG_SUPPORT) */
 
 static int dss_get_clock(struct clk **clock, const char *clk_name)
 {
@@ -395,6 +397,14 @@ static int dss_initialize_debugfs(void)
         debugfs_create_file("clk", S_IRUGO, dss_debugfs_dir,
                         &dss_debug_dump_clocks, &dss_debug_fops);
 
+        debugfs_create_file("dispc_irq", S_IRUGO, dss_debugfs_dir,
+                        &dispc_dump_irqs, &dss_debug_fops);
+
+#ifdef CONFIG_OMAP2_DSS_DSI
+        debugfs_create_file("dsi_irq", S_IRUGO, dss_debugfs_dir,
+                        &dsi_dump_irqs, &dss_debug_fops);
+#endif
+
         debugfs_create_file("dss", S_IRUGO, dss_debugfs_dir,
                         &dss_dump_regs, &dss_debug_fops);
         debugfs_create_file("dispc", S_IRUGO, dss_debugfs_dir,
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index 6dabf4b2f005..de8bfbac9e26 100644
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -148,6 +148,12 @@ static const struct dispc_reg dispc_reg_att[] = { DISPC_GFX_ATTRIBUTES,
         DISPC_VID_ATTRIBUTES(0),
         DISPC_VID_ATTRIBUTES(1) };
 
+struct dispc_irq_stats {
+        unsigned long last_reset;
+        unsigned irq_count;
+        unsigned irqs[32];
+};
+
 static struct {
         void __iomem    *base;
 
@@ -160,6 +166,11 @@ static struct {
         struct work_struct error_work;
 
         u32             ctx[DISPC_SZ_REGS / sizeof(u32)];
+
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+        spinlock_t irq_stats_lock;
+        struct dispc_irq_stats irq_stats;
+#endif
 } dispc;
 
 static void _omap_dispc_set_irqs(void);
@@ -1443,7 +1454,10 @@ static unsigned long calc_fclk_five_taps(u16 width, u16 height,
                 do_div(tmp, 2 * out_height * ppl);
                 fclk = tmp;
 
-                if (height > 2 * out_height && ppl != out_width) {
+                if (height > 2 * out_height) {
+                        if (ppl == out_width)
+                                return 0;
+
                         tmp = pclk * (height - 2 * out_height) * out_width;
                         do_div(tmp, 2 * out_height * (ppl - out_width));
                         fclk = max(fclk, (u32) tmp);
@@ -1623,7 +1637,7 @@ static int _dispc_setup_plane(enum omap_plane plane,
                 DSSDBG("required fclk rate = %lu Hz\n", fclk);
                 DSSDBG("current fclk rate = %lu Hz\n", dispc_fclk_rate());
 
-                if (fclk > dispc_fclk_rate()) {
+                if (!fclk || fclk > dispc_fclk_rate()) {
                         DSSERR("failed to set up scaling, "
                                         "required fclk rate = %lu Hz, "
                                         "current fclk rate = %lu Hz\n",
@@ -2247,6 +2261,50 @@ void dispc_dump_clocks(struct seq_file *s)
         enable_clocks(0);
 }
 
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+void dispc_dump_irqs(struct seq_file *s)
+{
+        unsigned long flags;
+        struct dispc_irq_stats stats;
+
+        spin_lock_irqsave(&dispc.irq_stats_lock, flags);
+
+        stats = dispc.irq_stats;
+        memset(&dispc.irq_stats, 0, sizeof(dispc.irq_stats));
+        dispc.irq_stats.last_reset = jiffies;
+
+        spin_unlock_irqrestore(&dispc.irq_stats_lock, flags);
+
+        seq_printf(s, "period %u ms\n",
+                        jiffies_to_msecs(jiffies - stats.last_reset));
+
+        seq_printf(s, "irqs %d\n", stats.irq_count);
+#define PIS(x) \
+        seq_printf(s, "%-20s %10d\n", #x, stats.irqs[ffs(DISPC_IRQ_##x)-1]);
+
+        PIS(FRAMEDONE);
+        PIS(VSYNC);
+        PIS(EVSYNC_EVEN);
+        PIS(EVSYNC_ODD);
+        PIS(ACBIAS_COUNT_STAT);
+        PIS(PROG_LINE_NUM);
+        PIS(GFX_FIFO_UNDERFLOW);
+        PIS(GFX_END_WIN);
+        PIS(PAL_GAMMA_MASK);
+        PIS(OCP_ERR);
+        PIS(VID1_FIFO_UNDERFLOW);
+        PIS(VID1_END_WIN);
+        PIS(VID2_FIFO_UNDERFLOW);
+        PIS(VID2_END_WIN);
+        PIS(SYNC_LOST);
+        PIS(SYNC_LOST_DIGIT);
+        PIS(WAKEUP);
+#undef PIS
+}
+#else
+void dispc_dump_irqs(struct seq_file *s) { }
+#endif
+
 void dispc_dump_regs(struct seq_file *s)
 {
 #define DUMPREG(r) seq_printf(s, "%-35s %08x\n", #r, dispc_read_reg(r))
@@ -2665,6 +2723,13 @@ void dispc_irq_handler(void)
 
         irqstatus = dispc_read_reg(DISPC_IRQSTATUS);
 
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+        spin_lock(&dispc.irq_stats_lock);
+        dispc.irq_stats.irq_count++;
+        dss_collect_irq_stats(irqstatus, dispc.irq_stats.irqs);
+        spin_unlock(&dispc.irq_stats_lock);
+#endif
+
 #ifdef DEBUG
         if (dss_debug)
                 print_irq_status(irqstatus);
@@ -3012,6 +3077,11 @@ int dispc_init(void)
 
         spin_lock_init(&dispc.irq_lock);
 
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+        spin_lock_init(&dispc.irq_stats_lock);
+        dispc.irq_stats.last_reset = jiffies;
+#endif
+
         INIT_WORK(&dispc.error_work, dispc_error_worker);
 
         dispc.base = ioremap(DISPC_BASE, DISPC_SZ_REGS);
diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index 5936487b5def..6122178f5f85 100644
--- a/drivers/video/omap2/dss/dsi.c
+++ b/drivers/video/omap2/dss/dsi.c
@@ -204,6 +204,14 @@ struct dsi_update_region {
         struct omap_dss_device *device;
 };
 
+struct dsi_irq_stats {
+        unsigned long last_reset;
+        unsigned irq_count;
+        unsigned dsi_irqs[32];
+        unsigned vc_irqs[4][32];
+        unsigned cio_irqs[32];
+};
+
 static struct
 {
         void __iomem    *base;
@@ -258,6 +266,11 @@ static struct
 #endif
         int debug_read;
         int debug_write;
+
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+        spinlock_t irq_stats_lock;
+        struct dsi_irq_stats irq_stats;
+#endif
 } dsi;
 
 #ifdef DEBUG
@@ -528,6 +541,12 @@ void dsi_irq_handler(void)
 
         irqstatus = dsi_read_reg(DSI_IRQSTATUS);
 
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+        spin_lock(&dsi.irq_stats_lock);
+        dsi.irq_stats.irq_count++;
+        dss_collect_irq_stats(irqstatus, dsi.irq_stats.dsi_irqs);
+#endif
+
         if (irqstatus & DSI_IRQ_ERROR_MASK) {
                 DSSERR("DSI error, irqstatus %x\n", irqstatus);
                 print_irq_status(irqstatus);
@@ -549,6 +568,10 @@ void dsi_irq_handler(void)
 
                 vcstatus = dsi_read_reg(DSI_VC_IRQSTATUS(i));
 
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+                dss_collect_irq_stats(vcstatus, dsi.irq_stats.vc_irqs[i]);
+#endif
+
                 if (vcstatus & DSI_VC_IRQ_BTA)
                         complete(&dsi.bta_completion);
 
@@ -568,6 +591,10 @@ void dsi_irq_handler(void)
         if (irqstatus & DSI_IRQ_COMPLEXIO_ERR) {
                 ciostatus = dsi_read_reg(DSI_COMPLEXIO_IRQ_STATUS);
 
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+                dss_collect_irq_stats(ciostatus, dsi.irq_stats.cio_irqs);
+#endif
+
                 dsi_write_reg(DSI_COMPLEXIO_IRQ_STATUS, ciostatus);
                 /* flush posted write */
                 dsi_read_reg(DSI_COMPLEXIO_IRQ_STATUS);
@@ -579,6 +606,10 @@ void dsi_irq_handler(void)
         dsi_write_reg(DSI_IRQSTATUS, irqstatus & ~DSI_IRQ_CHANNEL_MASK);
         /* flush posted write */
         dsi_read_reg(DSI_IRQSTATUS);
+
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+        spin_unlock(&dsi.irq_stats_lock);
+#endif
 }
 
 
@@ -797,12 +828,12 @@ static int dsi_pll_power(enum dsi_pll_power_state state)
 
         /* PLL_PWR_STATUS */
         while (FLD_GET(dsi_read_reg(DSI_CLK_CTRL), 29, 28) != state) {
-                udelay(1);
-                if (t++ > 1000) {
+                if (++t > 1000) {
                         DSSERR("Failed to set DSI PLL power mode to %d\n",
                                         state);
                         return -ENODEV;
                 }
+                udelay(1);
         }
 
         return 0;
@@ -1226,6 +1257,95 @@ void dsi_dump_clocks(struct seq_file *s)
         enable_clocks(0);
 }
 
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+void dsi_dump_irqs(struct seq_file *s)
+{
+        unsigned long flags;
+        struct dsi_irq_stats stats;
+
+        spin_lock_irqsave(&dsi.irq_stats_lock, flags);
+
+        stats = dsi.irq_stats;
+        memset(&dsi.irq_stats, 0, sizeof(dsi.irq_stats));
+        dsi.irq_stats.last_reset = jiffies;
+
+        spin_unlock_irqrestore(&dsi.irq_stats_lock, flags);
+
+        seq_printf(s, "period %u ms\n",
+                        jiffies_to_msecs(jiffies - stats.last_reset));
+
+        seq_printf(s, "irqs %d\n", stats.irq_count);
+#define PIS(x) \
+        seq_printf(s, "%-20s %10d\n", #x, stats.dsi_irqs[ffs(DSI_IRQ_##x)-1]);
+
+        seq_printf(s, "-- DSI interrupts --\n");
+        PIS(VC0);
+        PIS(VC1);
+        PIS(VC2);
+        PIS(VC3);
+        PIS(WAKEUP);
+        PIS(RESYNC);
+        PIS(PLL_LOCK);
+        PIS(PLL_UNLOCK);
+        PIS(PLL_RECALL);
+        PIS(COMPLEXIO_ERR);
+        PIS(HS_TX_TIMEOUT);
+        PIS(LP_RX_TIMEOUT);
+        PIS(TE_TRIGGER);
+        PIS(ACK_TRIGGER);
+        PIS(SYNC_LOST);
+        PIS(LDO_POWER_GOOD);
+        PIS(TA_TIMEOUT);
+#undef PIS
+
+#define PIS(x) \
+        seq_printf(s, "%-20s %10d %10d %10d %10d\n", #x, \
+                        stats.vc_irqs[0][ffs(DSI_VC_IRQ_##x)-1], \
+                        stats.vc_irqs[1][ffs(DSI_VC_IRQ_##x)-1], \
+                        stats.vc_irqs[2][ffs(DSI_VC_IRQ_##x)-1], \
+                        stats.vc_irqs[3][ffs(DSI_VC_IRQ_##x)-1]);
+
+        seq_printf(s, "-- VC interrupts --\n");
+        PIS(CS);
+        PIS(ECC_CORR);
+        PIS(PACKET_SENT);
+        PIS(FIFO_TX_OVF);
+        PIS(FIFO_RX_OVF);
+        PIS(BTA);
+        PIS(ECC_NO_CORR);
+        PIS(FIFO_TX_UDF);
+        PIS(PP_BUSY_CHANGE);
+#undef PIS
+
+#define PIS(x) \
+        seq_printf(s, "%-20s %10d\n", #x, \
+                        stats.cio_irqs[ffs(DSI_CIO_IRQ_##x)-1]);
+
+        seq_printf(s, "-- CIO interrupts --\n");
+        PIS(ERRSYNCESC1);
+        PIS(ERRSYNCESC2);
+        PIS(ERRSYNCESC3);
+        PIS(ERRESC1);
+        PIS(ERRESC2);
+        PIS(ERRESC3);
+        PIS(ERRCONTROL1);
+        PIS(ERRCONTROL2);
+        PIS(ERRCONTROL3);
+        PIS(STATEULPS1);
+        PIS(STATEULPS2);
+        PIS(STATEULPS3);
+        PIS(ERRCONTENTIONLP0_1);
+        PIS(ERRCONTENTIONLP1_1);
+        PIS(ERRCONTENTIONLP0_2);
+        PIS(ERRCONTENTIONLP1_2);
+        PIS(ERRCONTENTIONLP0_3);
+        PIS(ERRCONTENTIONLP1_3);
+        PIS(ULPSACTIVENOT_ALL0);
+        PIS(ULPSACTIVENOT_ALL1);
+#undef PIS
+}
+#endif
+
 void dsi_dump_regs(struct seq_file *s)
 {
 #define DUMPREG(r) seq_printf(s, "%-35s %08x\n", #r, dsi_read_reg(r))
@@ -1321,12 +1441,12 @@ static int dsi_complexio_power(enum dsi_complexio_power_state state)
 
         /* PWR_STATUS */
         while (FLD_GET(dsi_read_reg(DSI_COMPLEXIO_CFG1), 26, 25) != state) {
-                udelay(1);
-                if (t++ > 1000) {
+                if (++t > 1000) {
                         DSSERR("failed to set complexio power state to "
                                         "%d\n", state);
                         return -ENODEV;
                 }
+                udelay(1);
         }
 
         return 0;
@@ -1526,10 +1646,10 @@ static void dsi_complexio_uninit(void)
 
 static int _dsi_wait_reset(void)
 {
-        int i = 0;
+        int t = 0;
 
         while (REG_GET(DSI_SYSSTATUS, 0, 0) == 0) {
-                if (i++ > 5) {
+                if (++t > 5) {
                         DSSERR("soft reset failed\n");
                         return -ENODEV;
                 }
@@ -1999,7 +2119,7 @@ static int dsi_vc_send_short(int channel, u8 data_type, u16 data, u8 ecc)
                 return -EINVAL;
         }
 
-        data_id = data_type | channel << 6;
+        data_id = data_type | dsi.vc[channel].dest_per << 6;
 
         r = (data_id << 0) | (data << 8) | (ecc << 24);
 
@@ -2011,7 +2131,7 @@ static int dsi_vc_send_short(int channel, u8 data_type, u16 data, u8 ecc)
 int dsi_vc_send_null(int channel)
 {
         u8 nullpkg[] = {0, 0, 0, 0};
-        return dsi_vc_send_long(0, DSI_DT_NULL_PACKET, nullpkg, 4, 0);
+        return dsi_vc_send_long(channel, DSI_DT_NULL_PACKET, nullpkg, 4, 0);
 }
 EXPORT_SYMBOL(dsi_vc_send_null);
 
@@ -2058,7 +2178,7 @@ int dsi_vc_dcs_read(int channel, u8 dcs_cmd, u8 *buf, int buflen)
         int r;
 
         if (dsi.debug_read)
-                DSSDBG("dsi_vc_dcs_read(ch%d, dcs_cmd %u)\n", channel, dcs_cmd);
+                DSSDBG("dsi_vc_dcs_read(ch%d, dcs_cmd %x)\n", channel, dcs_cmd);
 
         r = dsi_vc_send_short(channel, DSI_DT_DCS_READ, dcs_cmd, 0);
         if (r)
@@ -2586,7 +2706,6 @@ static int dsi_update_screen_l4(struct omap_dss_device *dssdev,
                 /* using fifo not empty */
                 /* TX_FIFO_NOT_EMPTY */
                 while (FLD_GET(dsi_read_reg(DSI_VC_CTRL(0)), 5, 5)) {
-                        udelay(1);
                         fifo_stalls++;
                         if (fifo_stalls > 0xfffff) {
                                 DSSERR("fifo stalls overflow, pixels left %d\n",
@@ -2594,6 +2713,7 @@ static int dsi_update_screen_l4(struct omap_dss_device *dssdev,
                                 dsi_if_enable(0);
                                 return -EIO;
                         }
+                        udelay(1);
                 }
 #elif 1
                 /* using fifo emptiness */
@@ -2812,11 +2932,15 @@ static int dsi_set_update_mode(struct omap_dss_device *dssdev,
 
 static int dsi_set_te(struct omap_dss_device *dssdev, bool enable)
 {
-        int r;
-        r = dssdev->driver->enable_te(dssdev, enable);
-        /* XXX for some reason, DSI TE breaks if we don't wait here.
-         * Panel bug? Needs more studying */
-        msleep(100);
+        int r = 0;
+
+        if (dssdev->driver->enable_te) {
+                r = dssdev->driver->enable_te(dssdev, enable);
+                /* XXX for some reason, DSI TE breaks if we don't wait here.
+                 * Panel bug? Needs more studying */
+                msleep(100);
+        }
+
         return r;
 }
 
@@ -3637,6 +3761,11 @@ int dsi_init(struct platform_device *pdev)
         spin_lock_init(&dsi.errors_lock);
         dsi.errors = 0;
 
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+        spin_lock_init(&dsi.irq_stats_lock);
+        dsi.irq_stats.last_reset = jiffies;
+#endif
+
         init_completion(&dsi.bta_completion);
         init_completion(&dsi.update_completion);
 
diff --git a/drivers/video/omap2/dss/dss.c b/drivers/video/omap2/dss/dss.c
index 9b05ee65a15d..0a26b7d84d41 100644
--- a/drivers/video/omap2/dss/dss.c
+++ b/drivers/video/omap2/dss/dss.c
@@ -467,14 +467,14 @@ static irqreturn_t dss_irq_handler_omap3(int irq, void *arg)
 
 static int _omap_dss_wait_reset(void)
 {
-        unsigned timeout = 1000;
+        int t = 0;
 
         while (REG_GET(DSS_SYSSTATUS, 0, 0) == 0) {
-                udelay(1);
-                if (!--timeout) {
+                if (++t > 1000) {
                         DSSERR("soft reset failed\n");
                         return -ENODEV;
                 }
+                udelay(1);
         }
 
         return 0;
diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index 8da5ac42151b..2bcb1245d6c2 100644
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -240,6 +240,7 @@ int dsi_init(struct platform_device *pdev);
 void dsi_exit(void);
 
 void dsi_dump_clocks(struct seq_file *s);
+void dsi_dump_irqs(struct seq_file *s);
 void dsi_dump_regs(struct seq_file *s);
 
 void dsi_save_context(void);
@@ -268,6 +269,7 @@ int dpi_init_display(struct omap_dss_device *dssdev);
 int dispc_init(void);
 void dispc_exit(void);
 void dispc_dump_clocks(struct seq_file *s);
+void dispc_dump_irqs(struct seq_file *s);
 void dispc_dump_regs(struct seq_file *s);
 void dispc_irq_handler(void);
 void dispc_fake_vsync_irq(void);
@@ -367,4 +369,16 @@ void rfbi_set_timings(int rfbi_module, struct rfbi_timings *t);
 unsigned long rfbi_get_max_tx_rate(void);
 int rfbi_init_display(struct omap_dss_device *display);
 
+
+#ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
+static inline void dss_collect_irq_stats(u32 irqstatus, unsigned *irq_arr)
+{
+        int b;
+        for (b = 0; b < 32; ++b) {
+                if (irqstatus & (1 << b))
+                        irq_arr[b]++;
+        }
+}
+#endif
+
 #endif
diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c
index d0b3006ad8a5..b936495c065d 100644
--- a/drivers/video/omap2/dss/rfbi.c
+++ b/drivers/video/omap2/dss/rfbi.c
@@ -120,7 +120,7 @@ static struct {
 
         struct omap_dss_device *dssdev[2];
 
-        struct kfifo      *cmd_fifo;
+        struct kfifo      cmd_fifo;
         spinlock_t        cmd_lock;
         struct completion cmd_done;
         atomic_t          cmd_fifo_full;
@@ -1011,20 +1011,20 @@ static void process_cmd_fifo(void)
                 return;
 
         while (true) {
-                spin_lock_irqsave(rfbi.cmd_fifo->lock, flags);
+                spin_lock_irqsave(&rfbi.cmd_lock, flags);
 
-                len = __kfifo_get(rfbi.cmd_fifo, (unsigned char *)&p,
+                len = kfifo_out(&rfbi.cmd_fifo, (unsigned char *)&p,
                                   sizeof(struct update_param));
                 if (len == 0) {
                         DSSDBG("nothing more in fifo\n");
                         atomic_set(&rfbi.cmd_pending, 0);
-                        spin_unlock_irqrestore(rfbi.cmd_fifo->lock, flags);
+                        spin_unlock_irqrestore(&rfbi.cmd_lock, flags);
                         break;
                 }
 
                 /* DSSDBG("fifo full %d\n", rfbi.cmd_fifo_full.counter);*/
 
-                spin_unlock_irqrestore(rfbi.cmd_fifo->lock, flags);
+                spin_unlock_irqrestore(&rfbi.cmd_lock, flags);
 
                 BUG_ON(len != sizeof(struct update_param));
                 BUG_ON(p.rfbi_module > 1);
@@ -1052,25 +1052,25 @@ static void rfbi_push_cmd(struct update_param *p)
                 unsigned long flags;
                 int available;
 
-                spin_lock_irqsave(rfbi.cmd_fifo->lock, flags);
+                spin_lock_irqsave(&rfbi.cmd_lock, flags);
                 available = RFBI_CMD_FIFO_LEN_BYTES -
-                        __kfifo_len(rfbi.cmd_fifo);
+                        kfifo_len(&rfbi.cmd_fifo);
 
 /*              DSSDBG("%d bytes left in fifo\n", available); */
                 if (available < sizeof(struct update_param)) {
                         DSSDBG("Going to wait because FIFO FULL..\n");
-                        spin_unlock_irqrestore(rfbi.cmd_fifo->lock, flags);
+                        spin_unlock_irqrestore(&rfbi.cmd_lock, flags);
                         atomic_inc(&rfbi.cmd_fifo_full);
                         wait_for_completion(&rfbi.cmd_done);
                         /*DSSDBG("Woke up because fifo not full anymore\n");*/
                         continue;
                 }
 
-                ret = __kfifo_put(rfbi.cmd_fifo, (unsigned char *)p,
+                ret = kfifo_in(&rfbi.cmd_fifo, (unsigned char *)p,
                                   sizeof(struct update_param));
 /*              DSSDBG("pushed %d bytes\n", ret);*/
 
-                spin_unlock_irqrestore(rfbi.cmd_fifo->lock, flags);
+                spin_unlock_irqrestore(&rfbi.cmd_lock, flags);
 
                 BUG_ON(ret != sizeof(struct update_param));
 
@@ -1155,12 +1155,12 @@ int rfbi_init(void)
 {
         u32 rev;
         u32 l;
+        int r;
 
         spin_lock_init(&rfbi.cmd_lock);
-        rfbi.cmd_fifo = kfifo_alloc(RFBI_CMD_FIFO_LEN_BYTES, GFP_KERNEL,
-                                    &rfbi.cmd_lock);
-        if (IS_ERR(rfbi.cmd_fifo))
-                return -ENOMEM;
+        r = kfifo_alloc(&rfbi.cmd_fifo, RFBI_CMD_FIFO_LEN_BYTES, GFP_KERNEL);
+        if (r)
+                return r;
 
         init_completion(&rfbi.cmd_done);
         atomic_set(&rfbi.cmd_fifo_full, 0);
@@ -1196,7 +1196,7 @@ void rfbi_exit(void)
 {
         DSSDBG("rfbi_exit\n");
 
-        kfifo_free(rfbi.cmd_fifo);
+        kfifo_free(&rfbi.cmd_fifo);
 
         iounmap(rfbi.base);
 }
diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index ef299839858a..d17caef6915a 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -1311,6 +1311,7 @@ static void omapfb_free_fbmem(struct fb_info *fbi)
                 if (rg->vrfb.vaddr[0]) {
                         iounmap(rg->vrfb.vaddr[0]);
                         omap_vrfb_release_ctx(&rg->vrfb);
+                        rg->vrfb.vaddr[0] = NULL;
                 }
         }
 
@@ -2114,6 +2115,11 @@ static int omapfb_probe(struct platform_device *pdev)
         dssdev = NULL;
         for_each_dss_dev(dssdev) {
                 omap_dss_get_device(dssdev);
+                if (!dssdev->driver) {
+                        dev_err(&pdev->dev, "no driver for display\n");
+                        r = -EINVAL;
+                        goto cleanup;
+                }
                 fbdev->displays[fbdev->num_displays++] = dssdev;
         }
 
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index 415858b421b3..825b665245bb 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -1221,9 +1221,9 @@ static void setup_smart_timing(struct pxafb_info *fbi,
 static int pxafb_smart_thread(void *arg)
 {
         struct pxafb_info *fbi = arg;
-        struct pxafb_mach_info *inf;
+        struct pxafb_mach_info *inf = fbi->dev->platform_data;
 
-        if (!fbi || !fbi->dev->platform_data->smart_update) {
+        if (!inf->smart_update) {
                 pr_err("%s: not properly initialized, thread terminated\n",
                                 __func__);
                 return -EINVAL;
diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c
index adf9632c6b1f..53cb722c45a0 100644
--- a/drivers/video/s3c-fb.c
+++ b/drivers/video/s3c-fb.c
@@ -211,21 +211,23 @@ static int s3c_fb_check_var(struct fb_var_screeninfo *var,
 
 /**
  * s3c_fb_calc_pixclk() - calculate the divider to create the pixel clock.
- * @id: window id.
  * @sfb: The hardware state.
  * @pixclock: The pixel clock wanted, in picoseconds.
  *
  * Given the specified pixel clock, work out the necessary divider to get
  * close to the output frequency.
  */
-static int s3c_fb_calc_pixclk(unsigned char id, struct s3c_fb *sfb, unsigned int pixclk)
+static int s3c_fb_calc_pixclk(struct s3c_fb *sfb, unsigned int pixclk)
 {
-        struct s3c_fb_pd_win *win = sfb->pdata->win[id];
         unsigned long clk = clk_get_rate(sfb->bus_clk);
+        unsigned long long tmp;
         unsigned int result;
 
-        pixclk *= win->win_mode.refresh;
-        result = clk / pixclk;
+        tmp = (unsigned long long)clk;
+        tmp *= pixclk;
+
+        do_div(tmp, 1000000000UL);
+        result = (unsigned int)tmp / 1000;
 
         dev_dbg(sfb->dev, "pixclk=%u, clk=%lu, div=%d (%lu)\n",
                 pixclk, clk, result, clk / result);
@@ -301,7 +303,7 @@ static int s3c_fb_set_par(struct fb_info *info)
         /* use window 0 as the basis for the lcd output timings */
 
         if (win_no == 0) {
-                clkdiv = s3c_fb_calc_pixclk(win_no, sfb, var->pixclock);
+                clkdiv = s3c_fb_calc_pixclk(sfb, var->pixclock);
 
                 data = sfb->pdata->vidcon0;
                 data &= ~(VIDCON0_CLKVAL_F_MASK | VIDCON0_CLKDIR);
diff --git a/drivers/video/via/accel.c b/drivers/video/via/accel.c
index 9d4f3a49ba4a..d5077dfa9e00 100644
--- a/drivers/video/via/accel.c
+++ b/drivers/video/via/accel.c
@@ -137,7 +137,7 @@ static int hw_bitblt_1(void __iomem *engine, u8 op, u32 width, u32 height,
                         tmp, dst_pitch);
                 return -EINVAL;
         }
-        tmp = (tmp >> 3) | (dst_pitch << (16 - 3));
+        tmp = VIA_PITCH_ENABLE | (tmp >> 3) | (dst_pitch << (16 - 3));
         writel(tmp, engine + 0x38);
 
         if (op == VIA_BITBLT_FILL)
@@ -352,6 +352,9 @@ int viafb_init_engine(struct fb_info *info)
         viapar->shared->vq_vram_addr = viapar->fbmem_free;
         viapar->fbmem_used += VQ_SIZE;
 
+        /* Init 2D engine reg to reset 2D engine */
+        writel(0x0, engine + VIA_REG_KEYCONTROL);
+
         /* Init AGP and VQ regs */
         switch (chip_name) {
         case UNICHROME_K8M890:
diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c
index d8df17a7d5fc..3028e7ddc3b5 100644
--- a/drivers/video/via/viafbdev.c
+++ b/drivers/video/via/viafbdev.c
@@ -177,16 +177,15 @@ static int viafb_set_par(struct fb_info *info)
         }
 
         if (vmode_index != VIA_RES_INVALID) {
-                viafb_setmode(vmode_index, info->var.xres, info->var.yres,
-                        info->var.bits_per_pixel, vmode_index1,
-                        viafb_second_xres, viafb_second_yres, viafb_bpp1);
-
                 viafb_update_fix(info);
                 viafb_bpp = info->var.bits_per_pixel;
                 if (info->var.accel_flags & FB_ACCELF_TEXT)
                         info->flags &= ~FBINFO_HWACCEL_DISABLED;
                 else
                         info->flags |= FBINFO_HWACCEL_DISABLED;
+                viafb_setmode(vmode_index, info->var.xres, info->var.yres,
+                        info->var.bits_per_pixel, vmode_index1,
+                        viafb_second_xres, viafb_second_yres, viafb_bpp1);
         }
 
         return 0;
@@ -872,7 +871,9 @@ static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
         if (info->flags & FBINFO_HWACCEL_DISABLED || info != viafbinfo)
                 return -ENODEV;
 
-        if (chip_name == UNICHROME_CLE266 && viapar->iga_path == IGA2)
+        /* LCD ouput does not support hw cursors (at least on VN896) */
+        if ((chip_name == UNICHROME_CLE266 && viapar->iga_path == IGA2) ||
+                viafb_LCD_ON)
                 return -ENODEV;
 
         viafb_show_hw_cursor(info, HW_Cursor_OFF);
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 9dd588042880..505be88c82ae 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -266,7 +266,7 @@ static void __devexit virtballoon_remove(struct virtio_device *vdev)
 
 static unsigned int features[] = { VIRTIO_BALLOON_F_MUST_TELL_HOST };
 
-static struct virtio_driver virtio_balloon = {
+static struct virtio_driver virtio_balloon_driver = {
         .feature_table = features,
         .feature_table_size = ARRAY_SIZE(features),
         .driver.name =  KBUILD_MODNAME,
@@ -279,12 +279,12 @@ static struct virtio_driver virtio_balloon = {
 
 static int __init init(void)
 {
-        return register_virtio_driver(&virtio_balloon);
+        return register_virtio_driver(&virtio_balloon_driver);
 }
 
 static void __exit fini(void)
 {
-        unregister_virtio_driver(&virtio_balloon);
+        unregister_virtio_driver(&virtio_balloon_driver);
 }
 module_init(init);
 module_exit(fini);
diff --git a/drivers/watchdog/adx_wdt.c b/drivers/watchdog/adx_wdt.c
index 9c6594473d3b..9d7d155364f8 100644
--- a/drivers/watchdog/adx_wdt.c
+++ b/drivers/watchdog/adx_wdt.c
@@ -242,14 +242,14 @@ static int __devinit adx_wdt_probe(struct platform_device *pdev)
         }
 
         res = devm_request_mem_region(&pdev->dev, res->start,
-                        res->end - res->start + 1, res->name);
+                        resource_size(res), res->name);
         if (!res) {
                 dev_err(&pdev->dev, "cannot request I/O memory region\n");
                 return -ENXIO;
         }
 
         wdt->base = devm_ioremap_nocache(&pdev->dev, res->start,
-                        res->end - res->start + 1);
+                        resource_size(res));
         if (!wdt->base) {
                 dev_err(&pdev->dev, "cannot remap I/O memory region\n");
                 return -ENXIO;
diff --git a/drivers/watchdog/at32ap700x_wdt.c b/drivers/watchdog/at32ap700x_wdt.c
index e8ae638e5804..037847923dcb 100644
--- a/drivers/watchdog/at32ap700x_wdt.c
+++ b/drivers/watchdog/at32ap700x_wdt.c
@@ -326,7 +326,7 @@ static int __init at32_wdt_probe(struct platform_device *pdev)
                 return -ENOMEM;
         }
 
-        wdt->regs = ioremap(regs->start, regs->end - regs->start + 1);
+        wdt->regs = ioremap(regs->start, resource_size(regs));
         if (!wdt->regs) {
                 ret = -ENOMEM;
                 dev_dbg(&pdev->dev, "could not map I/O memory\n");
diff --git a/drivers/watchdog/davinci_wdt.c b/drivers/watchdog/davinci_wdt.c
index 9d7520fa9e9c..887136de1857 100644
--- a/drivers/watchdog/davinci_wdt.c
+++ b/drivers/watchdog/davinci_wdt.c
@@ -221,7 +221,7 @@ static int __devinit davinci_wdt_probe(struct platform_device *pdev)
                 return -ENOENT;
         }
 
-        size = res->end - res->start + 1;
+        size = resource_size(res);
         wdt_mem = request_mem_region(res->start, size, pdev->name);
 
         if (wdt_mem == NULL) {
diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c
index e44fbb31bc6f..4bdb7f1a9077 100644
--- a/drivers/watchdog/iTCO_wdt.c
+++ b/drivers/watchdog/iTCO_wdt.c
@@ -29,7 +29,9 @@
  *      document number 313056-003, 313057-017: 82801H (ICH8)
  *      document number 316972-004, 316973-012: 82801I (ICH9)
  *      document number 319973-002, 319974-002: 82801J (ICH10)
- *      document number 322169-001, 322170-001: 5 Series, 3400 Series (PCH)
+ *      document number 322169-001, 322170-003: 5 Series, 3400 Series (PCH)
+ *      document number 320066-003, 320257-008: EP80597 (IICH)
+ *      document number TBD                   : Cougar Point (CPT)
  */
 
 /*
@@ -99,7 +101,22 @@ enum iTCO_chipsets {
         TCO_ICH10DO,    /* ICH10DO */
         TCO_PCH,        /* PCH Desktop Full Featured */
         TCO_PCHM,       /* PCH Mobile Full Featured */
+        TCO_P55,        /* P55 */
+        TCO_PM55,       /* PM55 */
+        TCO_H55,        /* H55 */
+        TCO_QM57,       /* QM57 */
+        TCO_H57,        /* H57 */
+        TCO_HM55,       /* HM55 */
+        TCO_Q57,        /* Q57 */
+        TCO_HM57,       /* HM57 */
         TCO_PCHMSFF,    /* PCH Mobile SFF Full Featured */
+        TCO_QS57,       /* QS57 */
+        TCO_3400,       /* 3400 */
+        TCO_3420,       /* 3420 */
+        TCO_3450,       /* 3450 */
+        TCO_EP80579,    /* EP80579 */
+        TCO_CPTD,       /* CPT Desktop */
+        TCO_CPTM,       /* CPT Mobile */
 };
 
 static struct {
@@ -142,7 +159,22 @@ static struct {
         {"ICH10DO", 2},
         {"PCH Desktop Full Featured", 2},
         {"PCH Mobile Full Featured", 2},
+        {"P55", 2},
+        {"PM55", 2},
+        {"H55", 2},
+        {"QM57", 2},
+        {"H57", 2},
+        {"HM55", 2},
+        {"Q57", 2},
+        {"HM57", 2},
         {"PCH Mobile SFF Full Featured", 2},
+        {"QS57", 2},
+        {"3400", 2},
+        {"3420", 2},
+        {"3450", 2},
+        {"EP80579", 2},
+        {"CPT Desktop", 2},
+        {"CPT Mobile", 2},
         {NULL, 0}
 };
 
@@ -213,7 +245,22 @@ static struct pci_device_id iTCO_wdt_pci_tbl[] = {
         { ITCO_PCI_DEVICE(0x3a14,                               TCO_ICH10DO)},
         { ITCO_PCI_DEVICE(0x3b00,                               TCO_PCH)},
         { ITCO_PCI_DEVICE(0x3b01,                               TCO_PCHM)},
+        { ITCO_PCI_DEVICE(0x3b02,                               TCO_P55)},
+        { ITCO_PCI_DEVICE(0x3b03,                               TCO_PM55)},
+        { ITCO_PCI_DEVICE(0x3b06,                               TCO_H55)},
+        { ITCO_PCI_DEVICE(0x3b07,                               TCO_QM57)},
+        { ITCO_PCI_DEVICE(0x3b08,                               TCO_H57)},
+        { ITCO_PCI_DEVICE(0x3b09,                               TCO_HM55)},
+        { ITCO_PCI_DEVICE(0x3b0a,                               TCO_Q57)},
+        { ITCO_PCI_DEVICE(0x3b0b,                               TCO_HM57)},
         { ITCO_PCI_DEVICE(0x3b0d,                               TCO_PCHMSFF)},
+        { ITCO_PCI_DEVICE(0x3b0f,                               TCO_QS57)},
+        { ITCO_PCI_DEVICE(0x3b12,                               TCO_3400)},
+        { ITCO_PCI_DEVICE(0x3b14,                               TCO_3420)},
+        { ITCO_PCI_DEVICE(0x3b16,                               TCO_3450)},
+        { ITCO_PCI_DEVICE(0x5031,                               TCO_EP80579)},
+        { ITCO_PCI_DEVICE(0x1c42,                               TCO_CPTD)},
+        { ITCO_PCI_DEVICE(0x1c43,                               TCO_CPTM)},
         { 0, },                 /* End of list */
 };
 MODULE_DEVICE_TABLE(pci, iTCO_wdt_pci_tbl);
diff --git a/drivers/watchdog/mpcore_wdt.c b/drivers/watchdog/mpcore_wdt.c
index 83fa34b214b4..a2dc07c2ed49 100644
--- a/drivers/watchdog/mpcore_wdt.c
+++ b/drivers/watchdog/mpcore_wdt.c
@@ -350,7 +350,7 @@ static int __devinit mpcore_wdt_probe(struct platform_device *dev)
                 ret = -ENXIO;
                 goto err_free;
         }
-        wdt->base = ioremap(res->start, res->end - res->start + 1);
+        wdt->base = ioremap(res->start, resource_size(res));
         if (!wdt->base) {
                 ret = -ENOMEM;
                 goto err_free;
diff --git a/drivers/watchdog/mv64x60_wdt.c b/drivers/watchdog/mv64x60_wdt.c
index acf589dc057c..a51dbe4c43da 100644
--- a/drivers/watchdog/mv64x60_wdt.c
+++ b/drivers/watchdog/mv64x60_wdt.c
@@ -275,7 +275,7 @@ static int __devinit mv64x60_wdt_probe(struct platform_device *dev)
         if (!r)
                 return -ENODEV;
 
-        mv64x60_wdt_regs = ioremap(r->start, r->end - r->start + 1);
+        mv64x60_wdt_regs = ioremap(r->start, resource_size(r));
         if (mv64x60_wdt_regs == NULL)
                 return -ENOMEM;
 
diff --git a/drivers/watchdog/omap_wdt.c b/drivers/watchdog/omap_wdt.c
index 429ea99eaee5..c6aaf2845741 100644
--- a/drivers/watchdog/omap_wdt.c
+++ b/drivers/watchdog/omap_wdt.c
@@ -277,8 +277,7 @@ static int __devinit omap_wdt_probe(struct platform_device *pdev)
                 goto err_busy;
         }
 
-        mem = request_mem_region(res->start, res->end - res->start + 1,
-                                 pdev->name);
+        mem = request_mem_region(res->start, resource_size(res), pdev->name);
         if (!mem) {
                 ret = -EBUSY;
                 goto err_busy;
@@ -306,7 +305,7 @@ static int __devinit omap_wdt_probe(struct platform_device *pdev)
                 goto err_clk;
         }
 
-        wdev->base = ioremap(res->start, res->end - res->start + 1);
+        wdev->base = ioremap(res->start, resource_size(res));
         if (!wdev->base) {
                 ret = -ENOMEM;
                 goto err_ioremap;
@@ -358,7 +357,7 @@ err_clk:
         kfree(wdev);
 
 err_kzalloc:
-        release_mem_region(res->start, res->end - res->start + 1);
+        release_mem_region(res->start, resource_size(res));
 
 err_busy:
 err_get_resource:
@@ -383,7 +382,7 @@ static int __devexit omap_wdt_remove(struct platform_device *pdev)
                 return -ENOENT;
 
         misc_deregister(&(wdev->omap_wdt_miscdev));
-        release_mem_region(res->start, res->end - res->start + 1);
+        release_mem_region(res->start, resource_size(res));
         platform_set_drvdata(pdev, NULL);
 
         clk_put(wdev->ick);
diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c
index 4d227b152001..430a5848a9a5 100644
--- a/drivers/watchdog/pnx4008_wdt.c
+++ b/drivers/watchdog/pnx4008_wdt.c
@@ -264,7 +264,7 @@ static int __devinit pnx4008_wdt_probe(struct platform_device *pdev)
                 return -ENOENT;
         }
 
-        size = res->end - res->start + 1;
+        size = resource_size(res);
         wdt_mem = request_mem_region(res->start, size, pdev->name);
 
         if (wdt_mem == NULL) {
diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 85b93e15d011..8760a26ab2a3 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -421,7 +421,7 @@ static int __devinit s3c2410wdt_probe(struct platform_device *pdev)
                 return -ENOENT;
         }
 
-        size = (res->end - res->start) + 1;
+        size = resource_size(res);
         wdt_mem = request_mem_region(res->start, size, pdev->name);
         if (wdt_mem == NULL) {
                 dev_err(dev, "failed to get memory region\n");
diff --git a/drivers/watchdog/txx9wdt.c b/drivers/watchdog/txx9wdt.c
index 6adab77fbbb0..d635566e9307 100644
--- a/drivers/watchdog/txx9wdt.c
+++ b/drivers/watchdog/txx9wdt.c
@@ -214,12 +214,10 @@ static int __init txx9wdt_probe(struct platform_device *dev)
         res = platform_get_resource(dev, IORESOURCE_MEM, 0);
         if (!res)
                 goto exit_busy;
-        if (!devm_request_mem_region(&dev->dev,
-                                     res->start, res->end - res->start + 1,
+        if (!devm_request_mem_region(&dev->dev, res->start, resource_size(res),
                                      "txx9wdt"))
                 goto exit_busy;
-        txx9wdt_reg = devm_ioremap(&dev->dev,
-                                   res->start, res->end - res->start + 1);
+        txx9wdt_reg = devm_ioremap(&dev->dev, res->start, resource_size(res));
         if (!txx9wdt_reg)
                 goto exit_busy;
 
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index c4997930afc7..5d42d55e299b 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -102,15 +102,15 @@ static void do_suspend(void)
                 goto out_thaw;
         }
 
+        printk(KERN_DEBUG "suspending xenstore...\n");
+        xs_suspend();
+
         err = dpm_suspend_noirq(PMSG_SUSPEND);
         if (err) {
                 printk(KERN_ERR "dpm_suspend_noirq failed: %d\n", err);
                 goto out_resume;
         }
 
-        printk(KERN_DEBUG "suspending xenstore...\n");
-        xs_suspend();
-
         err = stop_machine(xen_suspend, &cancelled, cpumask_of(0));
 
         dpm_resume_noirq(PMSG_RESUME);
@@ -120,13 +120,13 @@ static void do_suspend(void)
                 cancelled = 1;
         }
 
+out_resume:
         if (!cancelled) {
                 xen_arch_resume();
                 xs_resume();
         } else
                 xs_suspend_cancel();
 
-out_resume:
         dpm_resume_end(PMSG_RESUME);
 
         /* Make sure timer events get retriggered on all CPUs */