Merge commit 'v2.6.36-rc7' into core/memblock

Merge reason: Update from -rc3 to -rc7.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

369 files changed, 4021 insertions, 2267 deletions

diff --git a/drivers/Makefile b/drivers/Makefile
index ae473445ad6d..a2aea53a75ed 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -50,7 +50,7 @@ obj-$(CONFIG_SPI)		+= spi/
 obj-y                           += net/
 obj-$(CONFIG_ATM)               += atm/
 obj-$(CONFIG_FUSION)            += message/
-obj-$(CONFIG_FIREWIRE)          += firewire/
+obj-y                           += firewire/
 obj-y                           += ieee1394/
 obj-$(CONFIG_UIO)               += uio/
 obj-y                           += cdrom/
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index b811f2173f6f..88681aca88c5 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -105,7 +105,7 @@ config ACPI_EC_DEBUGFS
 
           Be aware that using this interface can confuse your Embedded
           Controller in a way that a normal reboot is not enough. You then
-          have to power of your system, and remove the laptop battery for
+          have to power off your system, and remove the laptop battery for
           some seconds.
           An Embedded Controller typically is available on laptops and reads
           sensor values like battery state and temperature.
diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c
index b76848c80be3..6b115f6c4313 100644
--- a/drivers/acpi/acpi_pad.c
+++ b/drivers/acpi/acpi_pad.c
@@ -382,31 +382,32 @@ static void acpi_pad_remove_sysfs(struct acpi_device *device)
         device_remove_file(&device->dev, &dev_attr_rrtime);
 }
 
-/* Query firmware how many CPUs should be idle */
-static int acpi_pad_pur(acpi_handle handle, int *num_cpus)
+/*
+ * Query firmware how many CPUs should be idle
+ * return -1 on failure
+ */
+static int acpi_pad_pur(acpi_handle handle)
 {
         struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
         union acpi_object *package;
-        int rev, num, ret = -EINVAL;
+        int num = -1;
 
         if (ACPI_FAILURE(acpi_evaluate_object(handle, "_PUR", NULL, &buffer)))
-                return -EINVAL;
+                return num;
 
         if (!buffer.length || !buffer.pointer)
-                return -EINVAL;
+                return num;
 
         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 || num < 0)
-                goto out;
-        *num_cpus = num;
-        ret = 0;
-out:
+
+        if (package->type == ACPI_TYPE_PACKAGE &&
+                package->package.count == 2 &&
+                package->package.elements[0].integer.value == 1) /* rev 1 */
+
+                num = package->package.elements[1].integer.value;
+
         kfree(buffer.pointer);
-        return ret;
+        return num;
 }
 
 /* Notify firmware how many CPUs are idle */
@@ -433,7 +434,8 @@ static void acpi_pad_handle_notify(acpi_handle handle)
         uint32_t idle_cpus;
 
         mutex_lock(&isolated_cpus_lock);
-        if (acpi_pad_pur(handle, &num_cpus)) {
+        num_cpus = acpi_pad_pur(handle);
+        if (num_cpus < 0) {
                 mutex_unlock(&isolated_cpus_lock);
                 return;
         }
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index df85b53a674f..7dad9160f209 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -854,6 +854,7 @@ struct acpi_bit_register_info {
         ACPI_BITMASK_POWER_BUTTON_STATUS   | \
         ACPI_BITMASK_SLEEP_BUTTON_STATUS   | \
         ACPI_BITMASK_RT_CLOCK_STATUS       | \
+        ACPI_BITMASK_PCIEXP_WAKE_DISABLE   | \
         ACPI_BITMASK_WAKE_STATUS)
 
 #define ACPI_BITMASK_TIMER_ENABLE               0x0001
diff --git a/drivers/acpi/acpica/exutils.c b/drivers/acpi/acpica/exutils.c
index 74c24d517f81..4093522eed45 100644
--- a/drivers/acpi/acpica/exutils.c
+++ b/drivers/acpi/acpica/exutils.c
@@ -109,7 +109,7 @@ void acpi_ex_enter_interpreter(void)
  *
  * DESCRIPTION: Reacquire the interpreter execution region from within the
  *              interpreter code. Failure to enter the interpreter region is a
- *              fatal system error. Used in  conjuction with
+ *              fatal system error. Used in  conjunction with
  *              relinquish_interpreter
  *
  ******************************************************************************/
diff --git a/drivers/acpi/acpica/rsutils.c b/drivers/acpi/acpica/rsutils.c
index 22cfcfbd9fff..491191e6cf69 100644
--- a/drivers/acpi/acpica/rsutils.c
+++ b/drivers/acpi/acpica/rsutils.c
@@ -149,7 +149,7 @@ acpi_rs_move_data(void *destination, void *source, u16 item_count, u8 move_type)
 
                         /*
                          * 16-, 32-, and 64-bit cases must use the move macros that perform
-                         * endian conversion and/or accomodate hardware that cannot perform
+                         * endian conversion and/or accommodate hardware that cannot perform
                          * misaligned memory transfers
                          */
                 case ACPI_RSC_MOVE16:
diff --git a/drivers/acpi/apei/Kconfig b/drivers/acpi/apei/Kconfig
index 907e350f1c7d..fca34ccfd294 100644
--- a/drivers/acpi/apei/Kconfig
+++ b/drivers/acpi/apei/Kconfig
@@ -34,6 +34,6 @@ config ACPI_APEI_ERST_DEBUG
         depends on ACPI_APEI
         help
           ERST is a way provided by APEI to save and retrieve hardware
-          error infomation to and from a persistent store. Enable this
+          error information to and from a persistent store. Enable this
           if you want to debugging and testing the ERST kernel support
           and firmware implementation.
diff --git a/drivers/acpi/apei/apei-base.c b/drivers/acpi/apei/apei-base.c
index 73fd0c7487c1..4a904a4bf05f 100644
--- a/drivers/acpi/apei/apei-base.c
+++ b/drivers/acpi/apei/apei-base.c
@@ -445,11 +445,15 @@ EXPORT_SYMBOL_GPL(apei_resources_sub);
 int apei_resources_request(struct apei_resources *resources,
                            const char *desc)
 {
-        struct apei_res *res, *res_bak;
+        struct apei_res *res, *res_bak = NULL;
         struct resource *r;
+        int rc;
 
-        apei_resources_sub(resources, &apei_resources_all);
+        rc = apei_resources_sub(resources, &apei_resources_all);
+        if (rc)
+                return rc;
 
+        rc = -EINVAL;
         list_for_each_entry(res, &resources->iomem, list) {
                 r = request_mem_region(res->start, res->end - res->start,
                                        desc);
@@ -475,7 +479,11 @@ int apei_resources_request(struct apei_resources *resources,
                 }
         }
 
-        apei_resources_merge(&apei_resources_all, resources);
+        rc = apei_resources_merge(&apei_resources_all, resources);
+        if (rc) {
+                pr_err(APEI_PFX "Fail to merge resources!\n");
+                goto err_unmap_ioport;
+        }
 
         return 0;
 err_unmap_ioport:
@@ -491,12 +499,13 @@ err_unmap_iomem:
                         break;
                 release_mem_region(res->start, res->end - res->start);
         }
-        return -EINVAL;
+        return rc;
 }
 EXPORT_SYMBOL_GPL(apei_resources_request);
 
 void apei_resources_release(struct apei_resources *resources)
 {
+        int rc;
         struct apei_res *res;
 
         list_for_each_entry(res, &resources->iomem, list)
@@ -504,7 +513,9 @@ void apei_resources_release(struct apei_resources *resources)
         list_for_each_entry(res, &resources->ioport, list)
                 release_region(res->start, res->end - res->start);
 
-        apei_resources_sub(&apei_resources_all, resources);
+        rc = apei_resources_sub(&apei_resources_all, resources);
+        if (rc)
+                pr_err(APEI_PFX "Fail to sub resources!\n");
 }
 EXPORT_SYMBOL_GPL(apei_resources_release);
 
diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c
index 465c885938ee..cf29df69380b 100644
--- a/drivers/acpi/apei/einj.c
+++ b/drivers/acpi/apei/einj.c
@@ -426,7 +426,9 @@ DEFINE_SIMPLE_ATTRIBUTE(error_inject_fops, NULL,
 
 static int einj_check_table(struct acpi_table_einj *einj_tab)
 {
-        if (einj_tab->header_length != sizeof(struct acpi_table_einj))
+        if ((einj_tab->header_length !=
+             (sizeof(struct acpi_table_einj) - sizeof(einj_tab->header)))
+            && (einj_tab->header_length != sizeof(struct acpi_table_einj)))
                 return -EINVAL;
         if (einj_tab->header.length < sizeof(struct acpi_table_einj))
                 return -EINVAL;
diff --git a/drivers/acpi/apei/erst-dbg.c b/drivers/acpi/apei/erst-dbg.c
index 5281ddda2777..da1228a9a544 100644
--- a/drivers/acpi/apei/erst-dbg.c
+++ b/drivers/acpi/apei/erst-dbg.c
@@ -2,7 +2,7 @@
  * APEI Error Record Serialization Table debug support
  *
  * ERST is a way provided by APEI to save and retrieve hardware error
- * infomation to and from a persistent store. This file provide the
+ * information to and from a persistent store. This file provide the
  * debugging/testing support for ERST kernel support and firmware
  * implementation.
  *
@@ -111,11 +111,13 @@ retry:
                 goto out;
         }
         if (len > erst_dbg_buf_len) {
-                kfree(erst_dbg_buf);
+                void *p;
                 rc = -ENOMEM;
-                erst_dbg_buf = kmalloc(len, GFP_KERNEL);
-                if (!erst_dbg_buf)
+                p = kmalloc(len, GFP_KERNEL);
+                if (!p)
                         goto out;
+                kfree(erst_dbg_buf);
+                erst_dbg_buf = p;
                 erst_dbg_buf_len = len;
                 goto retry;
         }
@@ -150,11 +152,13 @@ static ssize_t erst_dbg_write(struct file *filp, const char __user *ubuf,
         if (mutex_lock_interruptible(&erst_dbg_mutex))
                 return -EINTR;
         if (usize > erst_dbg_buf_len) {
-                kfree(erst_dbg_buf);
+                void *p;
                 rc = -ENOMEM;
-                erst_dbg_buf = kmalloc(usize, GFP_KERNEL);
-                if (!erst_dbg_buf)
+                p = kmalloc(usize, GFP_KERNEL);
+                if (!p)
                         goto out;
+                kfree(erst_dbg_buf);
+                erst_dbg_buf = p;
                 erst_dbg_buf_len = usize;
         }
         rc = copy_from_user(erst_dbg_buf, ubuf, usize);
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
index 18645f4e83cd..1211c03149e8 100644
--- a/drivers/acpi/apei/erst.c
+++ b/drivers/acpi/apei/erst.c
@@ -2,7 +2,7 @@
  * APEI Error Record Serialization Table support
  *
  * ERST is a way provided by APEI to save and retrieve hardware error
- * infomation to and from a persistent store.
+ * information to and from a persistent store.
  *
  * For more information about ERST, please refer to ACPI Specification
  * version 4.0, section 17.4.
@@ -266,13 +266,30 @@ static int erst_exec_move_data(struct apei_exec_context *ctx,
 {
         int rc;
         u64 offset;
+        void *src, *dst;
+
+        /* ioremap does not work in interrupt context */
+        if (in_interrupt()) {
+                pr_warning(ERST_PFX
+                           "MOVE_DATA can not be used in interrupt context");
+                return -EBUSY;
+        }
 
         rc = __apei_exec_read_register(entry, &offset);
         if (rc)
                 return rc;
-        memmove((void *)ctx->dst_base + offset,
-                (void *)ctx->src_base + offset,
-                ctx->var2);
+
+        src = ioremap(ctx->src_base + offset, ctx->var2);
+        if (!src)
+                return -ENOMEM;
+        dst = ioremap(ctx->dst_base + offset, ctx->var2);
+        if (!dst)
+                return -ENOMEM;
+
+        memmove(dst, src, ctx->var2);
+
+        iounmap(src);
+        iounmap(dst);
 
         return 0;
 }
@@ -750,7 +767,9 @@ __setup("erst_disable", setup_erst_disable);
 
 static int erst_check_table(struct acpi_table_erst *erst_tab)
 {
-        if (erst_tab->header_length != sizeof(struct acpi_table_erst))
+        if ((erst_tab->header_length !=
+             (sizeof(struct acpi_table_erst) - sizeof(erst_tab->header)))
+            && (erst_tab->header_length != sizeof(struct acpi_table_einj)))
                 return -EINVAL;
         if (erst_tab->header.length < sizeof(struct acpi_table_erst))
                 return -EINVAL;
diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index 385a6059714a..0d505e59214d 100644
--- a/drivers/acpi/apei/ghes.c
+++ b/drivers/acpi/apei/ghes.c
@@ -302,7 +302,7 @@ static int __devinit ghes_probe(struct platform_device *ghes_dev)
         struct ghes *ghes = NULL;
         int rc = -EINVAL;
 
-        generic = ghes_dev->dev.platform_data;
+        generic = *(struct acpi_hest_generic **)ghes_dev->dev.platform_data;
         if (!generic->enabled)
                 return -ENODEV;
 
diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c
index 343168d18266..1a3508a7fe03 100644
--- a/drivers/acpi/apei/hest.c
+++ b/drivers/acpi/apei/hest.c
@@ -137,20 +137,23 @@ static int hest_parse_ghes_count(struct acpi_hest_header *hest_hdr, void *data)
 
 static int hest_parse_ghes(struct acpi_hest_header *hest_hdr, void *data)
 {
-        struct acpi_hest_generic *generic;
         struct platform_device *ghes_dev;
         struct ghes_arr *ghes_arr = data;
         int rc;
 
         if (hest_hdr->type != ACPI_HEST_TYPE_GENERIC_ERROR)
                 return 0;
-        generic = (struct acpi_hest_generic *)hest_hdr;
-        if (!generic->enabled)
+
+        if (!((struct acpi_hest_generic *)hest_hdr)->enabled)
                 return 0;
         ghes_dev = platform_device_alloc("GHES", hest_hdr->source_id);
         if (!ghes_dev)
                 return -ENOMEM;
-        ghes_dev->dev.platform_data = generic;
+
+        rc = platform_device_add_data(ghes_dev, &hest_hdr, sizeof(void *));
+        if (rc)
+                goto err;
+
         rc = platform_device_add(ghes_dev);
         if (rc)
                 goto err;
diff --git a/drivers/acpi/atomicio.c b/drivers/acpi/atomicio.c
index 8f8bd736d4ff..542e53903891 100644
--- a/drivers/acpi/atomicio.c
+++ b/drivers/acpi/atomicio.c
@@ -142,7 +142,7 @@ static void __iomem *acpi_pre_map(phys_addr_t paddr,
         list_add_tail_rcu(&map->list, &acpi_iomaps);
         spin_unlock_irqrestore(&acpi_iomaps_lock, flags);
 
-        return vaddr + (paddr - pg_off);
+        return map->vaddr + (paddr - map->paddr);
 err_unmap:
         iounmap(vaddr);
         return NULL;
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index dc58402b0a17..98417201e9ce 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -273,7 +273,6 @@ static enum power_supply_property energy_battery_props[] = {
         POWER_SUPPLY_PROP_CYCLE_COUNT,
         POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
         POWER_SUPPLY_PROP_VOLTAGE_NOW,
-        POWER_SUPPLY_PROP_CURRENT_NOW,
         POWER_SUPPLY_PROP_POWER_NOW,
         POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
         POWER_SUPPLY_PROP_ENERGY_FULL,
diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index 2bb28b9d91c4..f7619600270a 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -183,6 +183,8 @@ static int __init dmi_disable_osi_vista(const struct dmi_system_id *d)
 {
         printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
         acpi_osi_setup("!Windows 2006");
+        acpi_osi_setup("!Windows 2006 SP1");
+        acpi_osi_setup("!Windows 2006 SP2");
         return 0;
 }
 static int __init dmi_disable_osi_win7(const struct dmi_system_id *d)
@@ -226,6 +228,14 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                 },
         },
         {
+        .callback = dmi_disable_osi_vista,
+        .ident = "Toshiba Satellite L355",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+                     DMI_MATCH(DMI_PRODUCT_VERSION, "Satellite L355"),
+                },
+        },
+        {
         .callback = dmi_disable_osi_win7,
         .ident = "ASUS K50IJ",
         .matches = {
@@ -233,6 +243,14 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                      DMI_MATCH(DMI_PRODUCT_NAME, "K50IJ"),
                 },
         },
+        {
+        .callback = dmi_disable_osi_vista,
+        .ident = "Toshiba P305D",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+                     DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P305D"),
+                },
+        },
 
         /*
          * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 5c221ab535d5..310e3b9749cb 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -55,7 +55,7 @@ EXPORT_SYMBOL(acpi_root_dir);
 static int set_power_nocheck(const struct dmi_system_id *id)
 {
         printk(KERN_NOTICE PREFIX "%s detected - "
-                "disable power check in power transistion\n", id->ident);
+                "disable power check in power transition\n", id->ident);
         acpi_power_nocheck = 1;
         return 0;
 }
@@ -80,23 +80,15 @@ static int set_copy_dsdt(const struct dmi_system_id *id)
 
 static struct dmi_system_id dsdt_dmi_table[] __initdata = {
         /*
-         * Insyde BIOS on some TOSHIBA machines corrupt the DSDT.
+         * Invoke DSDT corruption work-around on all Toshiba Satellite.
          * https://bugzilla.kernel.org/show_bug.cgi?id=14679
          */
         {
          .callback = set_copy_dsdt,
-         .ident = "TOSHIBA Satellite A505",
+         .ident = "TOSHIBA Satellite",
          .matches = {
                 DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
-                DMI_MATCH(DMI_PRODUCT_NAME, "Satellite A505"),
-                },
-        },
-        {
-         .callback = set_copy_dsdt,
-         .ident = "TOSHIBA Satellite L505D",
-         .matches = {
-                DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
-                DMI_MATCH(DMI_PRODUCT_NAME, "Satellite L505D"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "Satellite"),
                 },
         },
         {}
@@ -1027,7 +1019,7 @@ static int __init acpi_init(void)
 
         /*
          * If the laptop falls into the DMI check table, the power state check
-         * will be disabled in the course of device power transistion.
+         * will be disabled in the course of device power transition.
          */
         dmi_check_system(power_nocheck_dmi_table);
 
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c
index 8a3b840c0bb2..d94d2953c974 100644
--- a/drivers/acpi/fan.c
+++ b/drivers/acpi/fan.c
@@ -369,7 +369,9 @@ static void __exit acpi_fan_exit(void)
 
         acpi_bus_unregister_driver(&acpi_fan_driver);
 
+#ifdef CONFIG_ACPI_PROCFS
         remove_proc_entry(ACPI_FAN_CLASS, acpi_root_dir);
+#endif
 
         return;
 }
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 1f67057af2a5..3ba8d1f44a73 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -33,7 +33,6 @@
 #include <linux/pm_runtime.h>
 #include <linux/pci.h>
 #include <linux/pci-acpi.h>
-#include <linux/pci-aspm.h>
 #include <linux/acpi.h>
 #include <linux/slab.h>
 #include <acpi/acpi_bus.h>
@@ -226,22 +225,31 @@ static acpi_status acpi_pci_run_osc(acpi_handle handle,
         return status;
 }
 
-static acpi_status acpi_pci_query_osc(struct acpi_pci_root *root, u32 flags)
+static acpi_status acpi_pci_query_osc(struct acpi_pci_root *root,
+                                        u32 support,
+                                        u32 *control)
 {
         acpi_status status;
-        u32 support_set, result, capbuf[3];
+        u32 result, capbuf[3];
+
+        support &= OSC_PCI_SUPPORT_MASKS;
+        support |= root->osc_support_set;
 
-        /* do _OSC query for all possible controls */
-        support_set = root->osc_support_set | (flags & OSC_PCI_SUPPORT_MASKS);
         capbuf[OSC_QUERY_TYPE] = OSC_QUERY_ENABLE;
-        capbuf[OSC_SUPPORT_TYPE] = support_set;
-        capbuf[OSC_CONTROL_TYPE] = OSC_PCI_CONTROL_MASKS;
+        capbuf[OSC_SUPPORT_TYPE] = support;
+        if (control) {
+                *control &= OSC_PCI_CONTROL_MASKS;
+                capbuf[OSC_CONTROL_TYPE] = *control | root->osc_control_set;
+        } else {
+                /* Run _OSC query for all possible controls. */
+                capbuf[OSC_CONTROL_TYPE] = OSC_PCI_CONTROL_MASKS;
+        }
 
         status = acpi_pci_run_osc(root->device->handle, capbuf, &result);
         if (ACPI_SUCCESS(status)) {
-                root->osc_support_set = support_set;
-                root->osc_control_qry = result;
-                root->osc_queried = 1;
+                root->osc_support_set = support;
+                if (control)
+                        *control = result;
         }
         return status;
 }
@@ -255,7 +263,7 @@ static acpi_status acpi_pci_osc_support(struct acpi_pci_root *root, u32 flags)
         if (ACPI_FAILURE(status))
                 return status;
         mutex_lock(&osc_lock);
-        status = acpi_pci_query_osc(root, flags);
+        status = acpi_pci_query_osc(root, flags, NULL);
         mutex_unlock(&osc_lock);
         return status;
 }
@@ -365,55 +373,70 @@ out:
 EXPORT_SYMBOL_GPL(acpi_get_pci_dev);
 
 /**
- * acpi_pci_osc_control_set - commit requested control to Firmware
- * @handle: acpi_handle for the target ACPI object
- * @flags: driver's requested control bits
+ * acpi_pci_osc_control_set - Request control of PCI root _OSC features.
+ * @handle: ACPI handle of a PCI root bridge (or PCIe Root Complex).
+ * @mask: Mask of _OSC bits to request control of, place to store control mask.
+ * @req: Mask of _OSC bits the control of is essential to the caller.
+ *
+ * Run _OSC query for @mask and if that is successful, compare the returned
+ * mask of control bits with @req.  If all of the @req bits are set in the
+ * returned mask, run _OSC request for it.
  *
- * Attempt to take control from Firmware on requested control bits.
+ * The variable at the @mask address may be modified regardless of whether or
+ * not the function returns success.  On success it will contain the mask of
+ * _OSC bits the BIOS has granted control of, but its contents are meaningless
+ * on failure.
  **/
-acpi_status acpi_pci_osc_control_set(acpi_handle handle, u32 flags)
+acpi_status acpi_pci_osc_control_set(acpi_handle handle, u32 *mask, u32 req)
 {
+        struct acpi_pci_root *root;
         acpi_status status;
-        u32 control_req, result, capbuf[3];
+        u32 ctrl, capbuf[3];
         acpi_handle tmp;
-        struct acpi_pci_root *root;
 
-        status = acpi_get_handle(handle, "_OSC", &tmp);
-        if (ACPI_FAILURE(status))
-                return status;
+        if (!mask)
+                return AE_BAD_PARAMETER;
 
-        control_req = (flags & OSC_PCI_CONTROL_MASKS);
-        if (!control_req)
+        ctrl = *mask & OSC_PCI_CONTROL_MASKS;
+        if ((ctrl & req) != req)
                 return AE_TYPE;
 
         root = acpi_pci_find_root(handle);
         if (!root)
                 return AE_NOT_EXIST;
 
+        status = acpi_get_handle(handle, "_OSC", &tmp);
+        if (ACPI_FAILURE(status))
+                return status;
+
         mutex_lock(&osc_lock);
+
+        *mask = ctrl | root->osc_control_set;
         /* No need to evaluate _OSC if the control was already granted. */
-        if ((root->osc_control_set & control_req) == control_req)
+        if ((root->osc_control_set & ctrl) == ctrl)
                 goto out;
 
-        /* Need to query controls first before requesting them */
-        if (!root->osc_queried) {
-                status = acpi_pci_query_osc(root, root->osc_support_set);
+        /* Need to check the available controls bits before requesting them. */
+        while (*mask) {
+                status = acpi_pci_query_osc(root, root->osc_support_set, mask);
                 if (ACPI_FAILURE(status))
                         goto out;
+                if (ctrl == *mask)
+                        break;
+                ctrl = *mask;
         }
-        if ((root->osc_control_qry & control_req) != control_req) {
-                printk(KERN_DEBUG
-                       "Firmware did not grant requested _OSC control\n");
+
+        if ((ctrl & req) != req) {
                 status = AE_SUPPORT;
                 goto out;
         }
 
         capbuf[OSC_QUERY_TYPE] = 0;
         capbuf[OSC_SUPPORT_TYPE] = root->osc_support_set;
-        capbuf[OSC_CONTROL_TYPE] = root->osc_control_set | control_req;
-        status = acpi_pci_run_osc(handle, capbuf, &result);
+        capbuf[OSC_CONTROL_TYPE] = ctrl;
+        status = acpi_pci_run_osc(handle, capbuf, mask);
         if (ACPI_SUCCESS(status))
-                root->osc_control_set = result;
+                root->osc_control_set = *mask;
 out:
         mutex_unlock(&osc_lock);
         return status;
@@ -544,14 +567,6 @@ static int __devinit acpi_pci_root_add(struct acpi_device *device)
         if (flags != base_flags)
                 acpi_pci_osc_support(root, flags);
 
-        status = acpi_pci_osc_control_set(root->device->handle,
-                                          OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
-
-        if (ACPI_FAILURE(status)) {
-                printk(KERN_INFO "Unable to assume PCIe control: Disabling ASPM\n");
-                pcie_no_aspm();
-        }
-
         pci_acpi_add_bus_pm_notifier(device, root->bus);
         if (device->wakeup.flags.run_wake)
                 device_set_run_wake(root->bus->bridge, true);
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index e9699aaed109..b618f888d66b 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -29,12 +29,6 @@ static int set_no_mwait(const struct dmi_system_id *id)
 
 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"),
diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index 156021892389..347eb21b2353 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -850,7 +850,7 @@ static int __init acpi_processor_init(void)
                 printk(KERN_DEBUG "ACPI: %s registered with cpuidle\n",
                         acpi_idle_driver.name);
         } else {
-                printk(KERN_DEBUG "ACPI: acpi_idle yielding to %s",
+                printk(KERN_DEBUG "ACPI: acpi_idle yielding to %s\n",
                         cpuidle_get_driver()->name);
         }
 
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index ba1bd263d903..3a73a93596e8 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -447,8 +447,8 @@ int acpi_processor_notify_smm(struct module *calling_module)
         if (!try_module_get(calling_module))
                 return -EINVAL;
 
-        /* is_done is set to negative if an error occured,
-         * and to postitive if _no_ error occured, but SMM
+        /* is_done is set to negative if an error occurred,
+         * and to postitive if _no_ error occurred, but SMM
          * was already notified. This avoids double notification
          * which might lead to unexpected results...
          */
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index cf82989ae756..4754ff6e70e6 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -363,6 +363,12 @@ static int __init init_old_suspend_ordering(const struct dmi_system_id *d)
         return 0;
 }
 
+static int __init init_nvs_nosave(const struct dmi_system_id *d)
+{
+        acpi_nvs_nosave();
+        return 0;
+}
+
 static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
         {
         .callback = init_old_suspend_ordering,
@@ -397,6 +403,22 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
                 DMI_MATCH(DMI_BOARD_NAME, "CF51-2L"),
                 },
         },
+        {
+        .callback = init_nvs_nosave,
+        .ident = "Sony Vaio VGN-SR11M",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SR11M"),
+                },
+        },
+        {
+        .callback = init_nvs_nosave,
+        .ident = "Everex StepNote Series",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Everex Systems, Inc."),
+                DMI_MATCH(DMI_PRODUCT_NAME, "Everex StepNote Series"),
+                },
+        },
         {},
 };
 #endif /* CONFIG_SUSPEND */
diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c
index 68e2e4582fa2..f8588f81048a 100644
--- a/drivers/acpi/sysfs.c
+++ b/drivers/acpi/sysfs.c
@@ -100,7 +100,7 @@ static const struct acpi_dlevel acpi_debug_levels[] = {
         ACPI_DEBUG_INIT(ACPI_LV_EVENTS),
 };
 
-static int param_get_debug_layer(char *buffer, struct kernel_param *kp)
+static int param_get_debug_layer(char *buffer, const struct kernel_param *kp)
 {
         int result = 0;
         int i;
@@ -128,7 +128,7 @@ static int param_get_debug_layer(char *buffer, struct kernel_param *kp)
         return result;
 }
 
-static int param_get_debug_level(char *buffer, struct kernel_param *kp)
+static int param_get_debug_level(char *buffer, const struct kernel_param *kp)
 {
         int result = 0;
         int i;
@@ -149,10 +149,18 @@ static int param_get_debug_level(char *buffer, struct kernel_param *kp)
         return result;
 }
 
-module_param_call(debug_layer, param_set_uint, param_get_debug_layer,
-                  &acpi_dbg_layer, 0644);
-module_param_call(debug_level, param_set_uint, param_get_debug_level,
-                  &acpi_dbg_level, 0644);
+static struct kernel_param_ops param_ops_debug_layer = {
+        .set = param_set_uint,
+        .get = param_get_debug_layer,
+};
+
+static struct kernel_param_ops param_ops_debug_level = {
+        .set = param_set_uint,
+        .get = param_get_debug_level,
+};
+
+module_param_cb(debug_layer, &param_ops_debug_layer, &acpi_dbg_layer, 0644);
+module_param_cb(debug_level, &param_ops_debug_level, &acpi_dbg_level, 0644);
 
 static char trace_method_name[6];
 module_param_string(trace_method_name, trace_method_name, 6, 0644);
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index c5fef01b3c95..b83676126598 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -59,8 +59,8 @@ acpi_backlight_cap_match(acpi_handle handle, u32 level, void *context,
                                   "support\n"));
                 *cap |= ACPI_VIDEO_BACKLIGHT;
                 if (ACPI_FAILURE(acpi_get_handle(handle, "_BQC", &h_dummy)))
-                        printk(KERN_WARNING FW_BUG PREFIX "ACPI brightness "
-                                        "control misses _BQC function\n");
+                        printk(KERN_WARNING FW_BUG PREFIX "No _BQC method, "
+                                "cannot determine initial brightness\n");
                 /* We have backlight support, no need to scan further */
                 return AE_CTRL_TERMINATE;
         }
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 013727b20417..99d0e5a51148 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -90,6 +90,10 @@ static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
 static int ahci_pci_device_resume(struct pci_dev *pdev);
 #endif
 
+static struct scsi_host_template ahci_sht = {
+        AHCI_SHT("ahci"),
+};
+
 static struct ata_port_operations ahci_vt8251_ops = {
         .inherits               = &ahci_ops,
         .hardreset              = ahci_vt8251_hardreset,
@@ -253,6 +257,9 @@ static const struct pci_device_id ahci_pci_tbl[] = {
         { PCI_VDEVICE(INTEL, 0x1c05), board_ahci }, /* CPT RAID */
         { PCI_VDEVICE(INTEL, 0x1c06), board_ahci }, /* CPT RAID */
         { PCI_VDEVICE(INTEL, 0x1c07), board_ahci }, /* CPT RAID */
+        { PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */
+        { PCI_VDEVICE(INTEL, 0x1d04), board_ahci }, /* PBG RAID */
+        { PCI_VDEVICE(INTEL, 0x1d06), board_ahci }, /* PBG RAID */
 
         /* JMicron 360/1/3/5/6, match class to avoid IDE function */
         { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index 474427b6f99f..e5fdeebf9ef0 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h
@@ -298,7 +298,17 @@ struct ahci_host_priv {
 
 extern int ahci_ignore_sss;
 
-extern struct scsi_host_template ahci_sht;
+extern struct device_attribute *ahci_shost_attrs[];
+extern struct device_attribute *ahci_sdev_attrs[];
+
+#define AHCI_SHT(drv_name)                                              \
+        ATA_NCQ_SHT(drv_name),                                          \
+        .can_queue              = AHCI_MAX_CMDS - 1,                    \
+        .sg_tablesize           = AHCI_MAX_SG,                          \
+        .dma_boundary           = AHCI_DMA_BOUNDARY,                    \
+        .shost_attrs            = ahci_shost_attrs,                     \
+        .sdev_attrs             = ahci_sdev_attrs
+
 extern struct ata_port_operations ahci_ops;
 
 void ahci_save_initial_config(struct device *dev,
diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c
index 4e97f33cca44..84b643270e7a 100644
--- a/drivers/ata/ahci_platform.c
+++ b/drivers/ata/ahci_platform.c
@@ -23,6 +23,10 @@
 #include <linux/ahci_platform.h>
 #include "ahci.h"
 
+static struct scsi_host_template ahci_platform_sht = {
+        AHCI_SHT("ahci_platform"),
+};
+
 static int __init ahci_probe(struct platform_device *pdev)
 {
         struct device *dev = &pdev->dev;
@@ -145,7 +149,7 @@ static int __init ahci_probe(struct platform_device *pdev)
         ahci_print_info(host, "platform");
 
         rc = ata_host_activate(host, irq, ahci_interrupt, IRQF_SHARED,
-                               &ahci_sht);
+                               &ahci_platform_sht);
         if (rc)
                 goto err0;
 
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 3971bc0a4838..d712675d0a96 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -302,6 +302,10 @@ static const struct pci_device_id piix_pci_tbl[] = {
         { 0x8086, 0x1c08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
         /* SATA Controller IDE (CPT) */
         { 0x8086, 0x1c09, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
+        /* SATA Controller IDE (PBG) */
+        { 0x8086, 0x1d00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata },
+        /* SATA Controller IDE (PBG) */
+        { 0x8086, 0x1d08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
         { }     /* terminate list */
 };
 
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index 666850d31df2..8eea309ea212 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -121,7 +121,7 @@ static DEVICE_ATTR(ahci_port_cmd, S_IRUGO, ahci_show_port_cmd, NULL);
 static DEVICE_ATTR(em_buffer, S_IWUSR | S_IRUGO,
                    ahci_read_em_buffer, ahci_store_em_buffer);
 
-static struct device_attribute *ahci_shost_attrs[] = {
+struct device_attribute *ahci_shost_attrs[] = {
         &dev_attr_link_power_management_policy,
         &dev_attr_em_message_type,
         &dev_attr_em_message,
@@ -132,22 +132,14 @@ static struct device_attribute *ahci_shost_attrs[] = {
         &dev_attr_em_buffer,
         NULL
 };
+EXPORT_SYMBOL_GPL(ahci_shost_attrs);
 
-static struct device_attribute *ahci_sdev_attrs[] = {
+struct device_attribute *ahci_sdev_attrs[] = {
         &dev_attr_sw_activity,
         &dev_attr_unload_heads,
         NULL
 };
-
-struct scsi_host_template ahci_sht = {
-        ATA_NCQ_SHT("ahci"),
-        .can_queue              = AHCI_MAX_CMDS - 1,
-        .sg_tablesize           = AHCI_MAX_SG,
-        .dma_boundary           = AHCI_DMA_BOUNDARY,
-        .shost_attrs            = ahci_shost_attrs,
-        .sdev_attrs             = ahci_sdev_attrs,
-};
-EXPORT_SYMBOL_GPL(ahci_sht);
+EXPORT_SYMBOL_GPL(ahci_sdev_attrs);
 
 struct ata_port_operations ahci_ops = {
         .inherits               = &sata_pmp_port_ops,
@@ -1326,7 +1318,7 @@ int ahci_do_softreset(struct ata_link *link, unsigned int *class,
         /* issue the first D2H Register FIS */
         msecs = 0;
         now = jiffies;
-        if (time_after(now, deadline))
+        if (time_after(deadline, now))
                 msecs = jiffies_to_msecs(deadline - now);
 
         tf.ctl |= ATA_SRST;
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index c035b3d041ee..932eaee50245 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5418,6 +5418,7 @@ static int ata_host_request_pm(struct ata_host *host, pm_message_t mesg,
  */
 int ata_host_suspend(struct ata_host *host, pm_message_t mesg)
 {
+        unsigned int ehi_flags = ATA_EHI_QUIET;
         int rc;
 
         /*
@@ -5426,7 +5427,18 @@ int ata_host_suspend(struct ata_host *host, pm_message_t mesg)
          */
         ata_lpm_enable(host);
 
-        rc = ata_host_request_pm(host, mesg, 0, ATA_EHI_QUIET, 1);
+        /*
+         * On some hardware, device fails to respond after spun down
+         * for suspend.  As the device won't be used before being
+         * resumed, we don't need to touch the device.  Ask EH to skip
+         * the usual stuff and proceed directly to suspend.
+         *
+         * http://thread.gmane.org/gmane.linux.ide/46764
+         */
+        if (mesg.event == PM_EVENT_SUSPEND)
+                ehi_flags |= ATA_EHI_NO_AUTOPSY | ATA_EHI_NO_RECOVERY;
+
+        rc = ata_host_request_pm(host, mesg, 0, ehi_flags, 1);
         if (rc == 0)
                 host->dev->power.power_state = mesg;
         return rc;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index c9ae299b8342..e48302eae55f 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -3235,6 +3235,10 @@ static int ata_eh_skip_recovery(struct ata_link *link)
         if (link->flags & ATA_LFLAG_DISABLED)
                 return 1;
 
+        /* skip if explicitly requested */
+        if (ehc->i.flags & ATA_EHI_NO_RECOVERY)
+                return 1;
+
         /* thaw frozen port and recover failed devices */
         if ((ap->pflags & ATA_PFLAG_FROZEN) || ata_link_nr_enabled(link))
                 return 0;
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 3b82d8ef76f0..e30c537cce32 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -418,6 +418,7 @@ void ata_sff_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
                 if (ioaddr->ctl_addr)
                         iowrite8(tf->ctl, ioaddr->ctl_addr);
                 ap->last_ctl = tf->ctl;
+                ata_wait_idle(ap);
         }
 
         if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) {
@@ -453,6 +454,8 @@ void ata_sff_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
                 iowrite8(tf->device, ioaddr->device_addr);
                 VPRINTK("device 0x%X\n", tf->device);
         }
+
+        ata_wait_idle(ap);
 }
 EXPORT_SYMBOL_GPL(ata_sff_tf_load);
 
@@ -1042,7 +1045,8 @@ static void ata_hsm_qc_complete(struct ata_queued_cmd *qc, int in_wq)
 int ata_sff_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc,
                      u8 status, int in_wq)
 {
-        struct ata_eh_info *ehi = &ap->link.eh_info;
+        struct ata_link *link = qc->dev->link;
+        struct ata_eh_info *ehi = &link->eh_info;
         unsigned long flags = 0;
         int poll_next;
 
@@ -1298,8 +1302,14 @@ fsm_start:
 }
 EXPORT_SYMBOL_GPL(ata_sff_hsm_move);
 
-void ata_sff_queue_pio_task(struct ata_port *ap, unsigned long delay)
+void ata_sff_queue_pio_task(struct ata_link *link, unsigned long delay)
 {
+        struct ata_port *ap = link->ap;
+
+        WARN_ON((ap->sff_pio_task_link != NULL) &&
+                (ap->sff_pio_task_link != link));
+        ap->sff_pio_task_link = link;
+
         /* may fail if ata_sff_flush_pio_task() in progress */
         queue_delayed_work(ata_sff_wq, &ap->sff_pio_task,
                            msecs_to_jiffies(delay));
@@ -1321,14 +1331,18 @@ static void ata_sff_pio_task(struct work_struct *work)
 {
         struct ata_port *ap =
                 container_of(work, struct ata_port, sff_pio_task.work);
+        struct ata_link *link = ap->sff_pio_task_link;
         struct ata_queued_cmd *qc;
         u8 status;
         int poll_next;
 
+        BUG_ON(ap->sff_pio_task_link == NULL); 
         /* qc can be NULL if timeout occurred */
-        qc = ata_qc_from_tag(ap, ap->link.active_tag);
-        if (!qc)
+        qc = ata_qc_from_tag(ap, link->active_tag);
+        if (!qc) {
+                ap->sff_pio_task_link = NULL;
                 return;
+        }
 
 fsm_start:
         WARN_ON_ONCE(ap->hsm_task_state == HSM_ST_IDLE);
@@ -1345,11 +1359,16 @@ fsm_start:
                 msleep(2);
                 status = ata_sff_busy_wait(ap, ATA_BUSY, 10);
                 if (status & ATA_BUSY) {
-                        ata_sff_queue_pio_task(ap, ATA_SHORT_PAUSE);
+                        ata_sff_queue_pio_task(link, ATA_SHORT_PAUSE);
                         return;
                 }
         }
 
+        /*
+         * hsm_move() may trigger another command to be processed.
+         * clean the link beforehand.
+         */
+        ap->sff_pio_task_link = NULL;
         /* move the HSM */
         poll_next = ata_sff_hsm_move(ap, qc, status, 1);
 
@@ -1376,6 +1395,7 @@ fsm_start:
 unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc)
 {
         struct ata_port *ap = qc->ap;
+        struct ata_link *link = qc->dev->link;
 
         /* Use polling pio if the LLD doesn't handle
          * interrupt driven pio and atapi CDB interrupt.
@@ -1396,7 +1416,7 @@ unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc)
                 ap->hsm_task_state = HSM_ST_LAST;
 
                 if (qc->tf.flags & ATA_TFLAG_POLLING)
-                        ata_sff_queue_pio_task(ap, 0);
+                        ata_sff_queue_pio_task(link, 0);
 
                 break;
 
@@ -1409,7 +1429,7 @@ unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc)
                 if (qc->tf.flags & ATA_TFLAG_WRITE) {
                         /* PIO data out protocol */
                         ap->hsm_task_state = HSM_ST_FIRST;
-                        ata_sff_queue_pio_task(ap, 0);
+                        ata_sff_queue_pio_task(link, 0);
 
                         /* always send first data block using the
                          * ata_sff_pio_task() codepath.
@@ -1419,7 +1439,7 @@ unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc)
                         ap->hsm_task_state = HSM_ST;
 
                         if (qc->tf.flags & ATA_TFLAG_POLLING)
-                                ata_sff_queue_pio_task(ap, 0);
+                                ata_sff_queue_pio_task(link, 0);
 
                         /* if polling, ata_sff_pio_task() handles the
                          * rest.  otherwise, interrupt handler takes
@@ -1441,7 +1461,7 @@ unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc)
                 /* send cdb by polling if no cdb interrupt */
                 if ((!(qc->dev->flags & ATA_DFLAG_CDB_INTR)) ||
                     (qc->tf.flags & ATA_TFLAG_POLLING))
-                        ata_sff_queue_pio_task(ap, 0);
+                        ata_sff_queue_pio_task(link, 0);
                 break;
 
         default:
@@ -2734,6 +2754,7 @@ EXPORT_SYMBOL_GPL(ata_bmdma_dumb_qc_prep);
 unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc)
 {
         struct ata_port *ap = qc->ap;
+        struct ata_link *link = qc->dev->link;
 
         /* defer PIO handling to sff_qc_issue */
         if (!ata_is_dma(qc->tf.protocol))
@@ -2762,7 +2783,7 @@ unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc)
 
                 /* send cdb by polling if no cdb interrupt */
                 if (!(qc->dev->flags & ATA_DFLAG_CDB_INTR))
-                        ata_sff_queue_pio_task(ap, 0);
+                        ata_sff_queue_pio_task(link, 0);
                 break;
 
         default:
diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c
index ba43f0f8c880..2215632e4b31 100644
--- a/drivers/ata/pata_artop.c
+++ b/drivers/ata/pata_artop.c
@@ -74,7 +74,8 @@ static int artop6260_pre_reset(struct ata_link *link, unsigned long deadline)
         struct pci_dev *pdev = to_pci_dev(ap->host->dev);
 
         /* Odd numbered device ids are the units with enable bits (the -R cards) */
-        if (pdev->device % 1 && !pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no]))
+        if ((pdev->device & 1) &&
+            !pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no]))
                 return -ENOENT;
 
         return ata_sff_prereset(link, deadline);
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index 5e659885de16..ac8d7d97e408 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -417,6 +417,8 @@ static void via_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
                         tf->lbam,
                         tf->lbah);
         }
+
+        ata_wait_idle(ap);
 }
 
 static int via_port_start(struct ata_port *ap)
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 81982594a014..a9fd9709c262 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -2284,7 +2284,7 @@ static unsigned int mv_qc_issue_fis(struct ata_queued_cmd *qc)
         }
 
         if (qc->tf.flags & ATA_TFLAG_POLLING)
-                ata_sff_queue_pio_task(ap, 0);
+                ata_sff_queue_pio_task(link, 0);
         return 0;
 }
 
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index 5419a49ff135..276d5a701dc3 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -59,6 +59,7 @@ void device_pm_init(struct device *dev)
 {
         dev->power.status = DPM_ON;
         init_completion(&dev->power.completion);
+        complete_all(&dev->power.completion);
         dev->power.wakeup_count = 0;
         pm_runtime_init(dev);
 }
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 31064df1370a..5e4fadcdece9 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -297,6 +297,8 @@ static void enqueue_cmd_and_start_io(ctlr_info_t *h,
         spin_lock_irqsave(&h->lock, flags);
         addQ(&h->reqQ, c);
         h->Qdepth++;
+        if (h->Qdepth > h->maxQsinceinit)
+                h->maxQsinceinit = h->Qdepth;
         start_io(h);
         spin_unlock_irqrestore(&h->lock, flags);
 }
@@ -4519,6 +4521,12 @@ static __devinit int cciss_kdump_hard_reset_controller(struct pci_dev *pdev)
         misc_fw_support = readl(&cfgtable->misc_fw_support);
         use_doorbell = misc_fw_support & MISC_FW_DOORBELL_RESET;
 
+        /* The doorbell reset seems to cause lockups on some Smart
+         * Arrays (e.g. P410, P410i, maybe others).  Until this is
+         * fixed or at least isolated, avoid the doorbell reset.
+         */
+        use_doorbell = 0;
+
         rc = cciss_controller_hard_reset(pdev, vaddr, use_doorbell);
         if (rc)
                 goto unmap_cfgtable;
@@ -4712,6 +4720,9 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
         h->scatter_list = kmalloc(h->max_commands *
                                                 sizeof(struct scatterlist *),
                                                 GFP_KERNEL);
+        if (!h->scatter_list)
+                goto clean4;
+
         for (k = 0; k < h->nr_cmds; k++) {
                 h->scatter_list[k] = kmalloc(sizeof(struct scatterlist) *
                                                         h->maxsgentries,
@@ -4781,7 +4792,7 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
 clean4:
         kfree(h->cmd_pool_bits);
         /* Free up sg elements */
-        for (k = 0; k < h->nr_cmds; k++)
+        for (k-- ; k >= 0; k--)
                 kfree(h->scatter_list[k]);
         kfree(h->scatter_list);
         cciss_free_sg_chain_blocks(h->cmd_sg_list, h->nr_cmds);
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index f3c636d23718..91797bbbe702 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -477,7 +477,7 @@ static int do_bio_filebacked(struct loop_device *lo, struct bio *bio)
         pos = ((loff_t) bio->bi_sector << 9) + lo->lo_offset;
 
         if (bio_rw(bio) == WRITE) {
-                bool barrier = (bio->bi_rw & REQ_HARDBARRIER);
+                bool barrier = !!(bio->bi_rw & REQ_HARDBARRIER);
                 struct file *file = lo->lo_backing_file;
 
                 if (barrier) {
diff --git a/drivers/block/mg_disk.c b/drivers/block/mg_disk.c
index b82c5ce5e9df..76fa3deaee84 100644
--- a/drivers/block/mg_disk.c
+++ b/drivers/block/mg_disk.c
@@ -974,8 +974,7 @@ static int mg_probe(struct platform_device *plat_dev)
         host->breq->queuedata = host;
 
         /* mflash is random device, thanx for the noop */
-        elevator_exit(host->breq->elevator);
-        err = elevator_init(host->breq, "noop");
+        err = elevator_change(host->breq, "noop");
         if (err) {
                 printk(KERN_ERR "%s:%d (elevator_init) fail\n",
                                 __func__, __LINE__);
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index b1cbeb59bb76..37a2bb595076 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -2369,7 +2369,7 @@ static void pkt_release_dev(struct pktcdvd_device *pd, int flush)
         pkt_shrink_pktlist(pd);
 }
 
-static struct pktcdvd_device *pkt_find_dev_from_minor(int dev_minor)
+static struct pktcdvd_device *pkt_find_dev_from_minor(unsigned int dev_minor)
 {
         if (dev_minor >= MAX_WRITERS)
                 return NULL;
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 710af89b176d..cd18493c9527 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -12,6 +12,7 @@
 #include <asm/smp.h>
 #include "agp.h"
 #include "intel-agp.h"
+#include <linux/intel-gtt.h>
 
 #include "intel-gtt.c"
 
@@ -805,6 +806,8 @@ static const struct intel_driver_description {
             "G45/G43", NULL, &intel_i965_driver },
         { PCI_DEVICE_ID_INTEL_B43_HB, PCI_DEVICE_ID_INTEL_B43_IG,
             "B43", NULL, &intel_i965_driver },
+        { PCI_DEVICE_ID_INTEL_B43_1_HB, PCI_DEVICE_ID_INTEL_B43_1_IG,
+            "B43", NULL, &intel_i965_driver },
         { PCI_DEVICE_ID_INTEL_G41_HB, PCI_DEVICE_ID_INTEL_G41_IG,
             "G41", NULL, &intel_i965_driver },
         { PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB, PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG,
@@ -815,11 +818,19 @@ static const struct intel_driver_description {
             "HD Graphics", NULL, &intel_i965_driver },
         { PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB, PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG,
             "HD Graphics", NULL, &intel_i965_driver },
-        { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_IG,
+        { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT1_IG,
+            "Sandybridge", NULL, &intel_gen6_driver },
+        { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_IG,
+            "Sandybridge", NULL, &intel_gen6_driver },
+        { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_PLUS_IG,
+            "Sandybridge", NULL, &intel_gen6_driver },
+        { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT1_IG,
+            "Sandybridge", NULL, &intel_gen6_driver },
+        { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_IG,
             "Sandybridge", NULL, &intel_gen6_driver },
-        { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_IG,
+        { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_PLUS_IG,
             "Sandybridge", NULL, &intel_gen6_driver },
-        { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_D0_IG,
+        { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG,
             "Sandybridge", NULL, &intel_gen6_driver },
         { 0, 0, NULL, NULL, NULL }
 };
@@ -1044,6 +1055,7 @@ static struct pci_device_id agp_intel_pci_table[] = {
         ID(PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB),
         ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB),
         ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB),
+        ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_HB),
         { }
 };
 
diff --git a/drivers/char/agp/intel-agp.h b/drivers/char/agp/intel-agp.h
index 08d47532e605..d09b1ab7e8ab 100644
--- a/drivers/char/agp/intel-agp.h
+++ b/drivers/char/agp/intel-agp.h
@@ -1,6 +1,8 @@
 /*
  * Common Intel AGPGART and GTT definitions.
  */
+#ifndef _INTEL_AGP_H
+#define _INTEL_AGP_H
 
 /* Intel registers */
 #define INTEL_APSIZE    0xb4
@@ -184,6 +186,8 @@
 #define PCI_DEVICE_ID_INTEL_Q33_IG          0x29D2
 #define PCI_DEVICE_ID_INTEL_B43_HB          0x2E40
 #define PCI_DEVICE_ID_INTEL_B43_IG          0x2E42
+#define PCI_DEVICE_ID_INTEL_B43_1_HB        0x2E90
+#define PCI_DEVICE_ID_INTEL_B43_1_IG        0x2E92
 #define PCI_DEVICE_ID_INTEL_GM45_HB         0x2A40
 #define PCI_DEVICE_ID_INTEL_GM45_IG         0x2A42
 #define PCI_DEVICE_ID_INTEL_EAGLELAKE_HB        0x2E00
@@ -200,11 +204,16 @@
 #define PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB          0x0062
 #define PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB    0x006a
 #define PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG           0x0046
-#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB  0x0100
-#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_IG  0x0102
-#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB  0x0104
-#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_IG  0x0106
-#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_D0_IG  0x0126
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB              0x0100  /* Desktop */
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT1_IG          0x0102
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_IG          0x0112
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_PLUS_IG     0x0122
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB            0x0104  /* Mobile */
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT1_IG        0x0106
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_IG        0x0116
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_PLUS_IG   0x0126
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_HB            0x0108  /* Server */
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG            0x010A
 
 /* cover 915 and 945 variants */
 #define IS_I915 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_E7221_HB || \
@@ -231,7 +240,8 @@
                 agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_PINEVIEW_HB)
 
 #define IS_SNB (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB || \
-                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB)
+                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB || \
+                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_HB)
 
 #define IS_G4X (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_EAGLELAKE_HB || \
                 agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q45_HB || \
@@ -244,3 +254,5 @@
                 agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB || \
                 agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB || \
                 IS_SNB)
+
+#endif
diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c
index d22ffb811bf2..75e0a3497888 100644
--- a/drivers/char/agp/intel-gtt.c
+++ b/drivers/char/agp/intel-gtt.c
@@ -49,6 +49,26 @@ static struct gatt_mask intel_i810_masks[] =
          .type = INTEL_AGP_CACHED_MEMORY}
 };
 
+#define INTEL_AGP_UNCACHED_MEMORY              0
+#define INTEL_AGP_CACHED_MEMORY_LLC            1
+#define INTEL_AGP_CACHED_MEMORY_LLC_GFDT       2
+#define INTEL_AGP_CACHED_MEMORY_LLC_MLC        3
+#define INTEL_AGP_CACHED_MEMORY_LLC_MLC_GFDT   4
+
+static struct gatt_mask intel_gen6_masks[] =
+{
+        {.mask = I810_PTE_VALID | GEN6_PTE_UNCACHED,
+         .type = INTEL_AGP_UNCACHED_MEMORY },
+        {.mask = I810_PTE_VALID | GEN6_PTE_LLC,
+         .type = INTEL_AGP_CACHED_MEMORY_LLC },
+        {.mask = I810_PTE_VALID | GEN6_PTE_LLC | GEN6_PTE_GFDT,
+         .type = INTEL_AGP_CACHED_MEMORY_LLC_GFDT },
+        {.mask = I810_PTE_VALID | GEN6_PTE_LLC_MLC,
+         .type = INTEL_AGP_CACHED_MEMORY_LLC_MLC },
+        {.mask = I810_PTE_VALID | GEN6_PTE_LLC_MLC | GEN6_PTE_GFDT,
+         .type = INTEL_AGP_CACHED_MEMORY_LLC_MLC_GFDT },
+};
+
 static struct _intel_private {
         struct pci_dev *pcidev; /* device one */
         u8 __iomem *registers;
@@ -178,13 +198,6 @@ static void intel_agp_insert_sg_entries(struct agp_memory *mem,
                                         off_t pg_start, int mask_type)
 {
         int i, j;
-        u32 cache_bits = 0;
-
-        if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB ||
-            agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB)
-        {
-                cache_bits = GEN6_PTE_LLC_MLC;
-        }
 
         for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
                 writel(agp_bridge->driver->mask_memory(agp_bridge,
@@ -317,6 +330,23 @@ static int intel_i830_type_to_mask_type(struct agp_bridge_data *bridge,
                 return 0;
 }
 
+static int intel_gen6_type_to_mask_type(struct agp_bridge_data *bridge,
+                                        int type)
+{
+        unsigned int type_mask = type & ~AGP_USER_CACHED_MEMORY_GFDT;
+        unsigned int gfdt = type & AGP_USER_CACHED_MEMORY_GFDT;
+
+        if (type_mask == AGP_USER_UNCACHED_MEMORY)
+                return INTEL_AGP_UNCACHED_MEMORY;
+        else if (type_mask == AGP_USER_CACHED_MEMORY_LLC_MLC)
+                return gfdt ? INTEL_AGP_CACHED_MEMORY_LLC_MLC_GFDT :
+                              INTEL_AGP_CACHED_MEMORY_LLC_MLC;
+        else /* set 'normal'/'cached' to LLC by default */
+                return gfdt ? INTEL_AGP_CACHED_MEMORY_LLC_GFDT :
+                              INTEL_AGP_CACHED_MEMORY_LLC;
+}
+
+
 static int intel_i810_insert_entries(struct agp_memory *mem, off_t pg_start,
                                 int type)
 {
@@ -588,8 +618,7 @@ static void intel_i830_init_gtt_entries(void)
                         gtt_entries = 0;
                         break;
                 }
-        } else if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB ||
-                   agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB) {
+        } else if (IS_SNB) {
                 /*
                  * SandyBridge has new memory control reg at 0x50.w
                  */
@@ -1068,11 +1097,11 @@ static void intel_i9xx_setup_flush(void)
                 intel_i915_setup_chipset_flush();
         }
 
-        if (intel_private.ifp_resource.start) {
+        if (intel_private.ifp_resource.start)
                 intel_private.i9xx_flush_page = ioremap_nocache(intel_private.ifp_resource.start, PAGE_SIZE);
-                if (!intel_private.i9xx_flush_page)
-                        dev_info(&intel_private.pcidev->dev, "can't ioremap flush page - no chipset flushing");
-        }
+        if (!intel_private.i9xx_flush_page)
+                dev_err(&intel_private.pcidev->dev,
+                        "can't ioremap flush page - no chipset flushing\n");
 }
 
 static int intel_i9xx_configure(void)
@@ -1163,7 +1192,7 @@ static int intel_i915_insert_entries(struct agp_memory *mem, off_t pg_start,
 
         mask_type = agp_bridge->driver->agp_type_to_mask_type(agp_bridge, type);
 
-        if (mask_type != 0 && mask_type != AGP_PHYS_MEMORY &&
+        if (!IS_SNB && mask_type != 0 && mask_type != AGP_PHYS_MEMORY &&
             mask_type != INTEL_AGP_CACHED_MEMORY)
                 goto out_err;
 
@@ -1333,8 +1362,8 @@ static unsigned long intel_i965_mask_memory(struct agp_bridge_data *bridge,
 static unsigned long intel_gen6_mask_memory(struct agp_bridge_data *bridge,
                                             dma_addr_t addr, int type)
 {
-        /* Shift high bits down */
-        addr |= (addr >> 28) & 0xff;
+        /* gen6 has bit11-4 for physical addr bit39-32 */
+        addr |= (addr >> 28) & 0xff0;
 
         /* Type checking must be done elsewhere */
         return addr | bridge->driver->masks[type].mask;
@@ -1359,6 +1388,7 @@ static void intel_i965_get_gtt_range(int *gtt_offset, int *gtt_size)
                 break;
         case PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB:
         case PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB:
+        case PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_HB:
                 *gtt_offset = MB(2);
 
                 pci_read_config_word(intel_private.pcidev, SNB_GMCH_CTRL, &snb_gmch_ctl);
@@ -1563,7 +1593,7 @@ static const struct agp_bridge_driver intel_gen6_driver = {
         .fetch_size             = intel_i9xx_fetch_size,
         .cleanup                = intel_i915_cleanup,
         .mask_memory            = intel_gen6_mask_memory,
-        .masks                  = intel_i810_masks,
+        .masks                  = intel_gen6_masks,
         .agp_enable             = intel_i810_agp_enable,
         .cache_flush            = global_cache_flush,
         .create_gatt_table      = intel_i965_create_gatt_table,
@@ -1576,7 +1606,7 @@ static const struct agp_bridge_driver intel_gen6_driver = {
         .agp_alloc_pages        = agp_generic_alloc_pages,
         .agp_destroy_page       = agp_generic_destroy_page,
         .agp_destroy_pages      = agp_generic_destroy_pages,
-        .agp_type_to_mask_type  = intel_i830_type_to_mask_type,
+        .agp_type_to_mask_type  = intel_gen6_type_to_mask_type,
         .chipset_flush          = intel_i915_chipset_flush,
 #ifdef USE_PCI_DMA_API
         .agp_map_page           = intel_agp_map_page,
diff --git a/drivers/char/hw_random/n2-drv.c b/drivers/char/hw_random/n2-drv.c
index 1acdb2509511..a3f5e381e746 100644
--- a/drivers/char/hw_random/n2-drv.c
+++ b/drivers/char/hw_random/n2-drv.c
@@ -387,7 +387,7 @@ static int n2rng_init_control(struct n2rng *np)
 
 static int n2rng_data_read(struct hwrng *rng, u32 *data)
 {
-        struct n2rng *np = rng->priv;
+        struct n2rng *np = (struct n2rng *) rng->priv;
         unsigned long ra = __pa(&np->test_data);
         int len;
 
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 3822b4f49c84..7bd7c45b53ef 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -305,6 +305,9 @@ static int num_force_kipmid;
 #ifdef CONFIG_PCI
 static int pci_registered;
 #endif
+#ifdef CONFIG_ACPI
+static int pnp_registered;
+#endif
 #ifdef CONFIG_PPC_OF
 static int of_registered;
 #endif
@@ -2126,7 +2129,7 @@ static int __devinit ipmi_pnp_probe(struct pnp_dev *dev,
 {
         struct acpi_device *acpi_dev;
         struct smi_info *info;
-        struct resource *res;
+        struct resource *res, *res_second;
         acpi_handle handle;
         acpi_status status;
         unsigned long long tmp;
@@ -2182,13 +2185,13 @@ static int __devinit ipmi_pnp_probe(struct pnp_dev *dev,
         info->io.addr_data = res->start;
 
         info->io.regspacing = DEFAULT_REGSPACING;
-        res = pnp_get_resource(dev,
+        res_second = pnp_get_resource(dev,
                                (info->io.addr_type == IPMI_IO_ADDR_SPACE) ?
                                         IORESOURCE_IO : IORESOURCE_MEM,
                                1);
-        if (res) {
-                if (res->start > info->io.addr_data)
-                        info->io.regspacing = res->start - info->io.addr_data;
+        if (res_second) {
+                if (res_second->start > info->io.addr_data)
+                        info->io.regspacing = res_second->start - info->io.addr_data;
         }
         info->io.regsize = DEFAULT_REGSPACING;
         info->io.regshift = 0;
@@ -3359,6 +3362,7 @@ static __devinit int init_ipmi_si(void)
 
 #ifdef CONFIG_ACPI
         pnp_register_driver(&ipmi_pnp_driver);
+        pnp_registered = 1;
 #endif
 
 #ifdef CONFIG_DMI
@@ -3526,7 +3530,8 @@ static __exit void cleanup_ipmi_si(void)
                 pci_unregister_driver(&ipmi_pci_driver);
 #endif
 #ifdef CONFIG_ACPI
-        pnp_unregister_driver(&ipmi_pnp_driver);
+        if (pnp_registered)
+                pnp_unregister_driver(&ipmi_pnp_driver);
 #endif
 
 #ifdef CONFIG_PPC_OF
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index a398ecdbd758..1f528fad3516 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -788,10 +788,11 @@ static const struct file_operations zero_fops = {
 /*
  * capabilities for /dev/zero
  * - permits private mappings, "copies" are taken of the source of zeros
+ * - no writeback happens
  */
 static struct backing_dev_info zero_bdi = {
         .name           = "char/mem",
-        .capabilities   = BDI_CAP_MAP_COPY,
+        .capabilities   = BDI_CAP_MAP_COPY | BDI_CAP_NO_ACCT_AND_WRITEBACK,
 };
 
 static const struct file_operations full_fops = {
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 949067a0bd47..613c852ee0fe 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -355,7 +355,7 @@ struct tty_driver *tty_find_polling_driver(char *name, int *line)
                 if (*stp == '\0')
                         stp = NULL;
 
-                if (tty_line >= 0 && tty_line <= p->num && p->ops &&
+                if (tty_line >= 0 && tty_line < p->num && p->ops &&
                     p->ops->poll_init && !p->ops->poll_init(p, tty_line, stp)) {
                         res = tty_driver_kref_get(p);
                         *line = tty_line;
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 942a9826bd23..c810481a5bc2 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -596,6 +596,10 @@ static ssize_t port_fops_write(struct file *filp, const char __user *ubuf,
         ssize_t ret;
         bool nonblock;
 
+        /* Userspace could be out to fool us */
+        if (!count)
+                return 0;
+
         port = filp->private_data;
 
         nonblock = filp->f_flags & O_NONBLOCK;
@@ -642,7 +646,7 @@ static unsigned int port_fops_poll(struct file *filp, poll_table *wait)
         poll_wait(filp, &port->waitqueue, wait);
 
         ret = 0;
-        if (port->inbuf)
+        if (!will_read_block(port))
                 ret |= POLLIN | POLLRDNORM;
         if (!will_write_block(port))
                 ret |= POLLOUT;
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 50590c7f2c01..281aada7b4a1 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -906,22 +906,16 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc,
                          * bottom of buffer
                          */
                         old_origin += (old_rows - new_rows) * old_row_size;
-                        end = vc->vc_scr_end;
                 } else {
                         /*
                          * Cursor is in no man's land, copy 1/2 screenful
                          * from the top and bottom of cursor position
                          */
                         old_origin += (vc->vc_y - new_rows/2) * old_row_size;
-                        end = old_origin + (old_row_size * new_rows);
                 }
-        } else
-                /*
-                 * Cursor near the top, copy contents from the top of buffer
-                 */
-                end = (old_rows > new_rows) ? old_origin +
-                        (old_row_size * new_rows) :
-                        vc->vc_scr_end;
+        }
+
+        end = old_origin + old_row_size * min(old_rows, new_rows);
 
         update_attr(vc);
 
@@ -3075,8 +3069,7 @@ static int bind_con_driver(const struct consw *csw, int first, int last,
 
                 old_was_color = vc->vc_can_do_color;
                 vc->vc_sw->con_deinit(vc);
-                if (!vc->vc_origin)
-                        vc->vc_origin = (unsigned long)vc->vc_screenbuf;
+                vc->vc_origin = (unsigned long)vc->vc_screenbuf;
                 visual_init(vc, i, 0);
                 set_origin(vc);
                 update_attr(vc);
diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c
index 2bbeaaea46e9..38df8c19e74c 100644
--- a/drivers/char/vt_ioctl.c
+++ b/drivers/char/vt_ioctl.c
@@ -533,11 +533,14 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
         case KIOCSOUND:
                 if (!perm)
                         goto eperm;
-                /* FIXME: This is an old broken API but we need to keep it
-                   supported and somehow separate the historic advertised
-                   tick rate from any real one */
+                /*
+                 * The use of PIT_TICK_RATE is historic, it used to be
+                 * the platform-dependent CLOCK_TICK_RATE between 2.6.12
+                 * and 2.6.36, which was a minor but unfortunate ABI
+                 * change.
+                 */
                 if (arg)
-                        arg = CLOCK_TICK_RATE / arg;
+                        arg = PIT_TICK_RATE / arg;
                 kd_mksound(arg, 0);
                 break;
 
@@ -553,11 +556,8 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
                  */
                 ticks = HZ * ((arg >> 16) & 0xffff) / 1000;
                 count = ticks ? (arg & 0xffff) : 0;
-                /* FIXME: This is an old broken API but we need to keep it
-                   supported and somehow separate the historic advertised
-                   tick rate from any real one */
                 if (count)
-                        count = CLOCK_TICK_RATE / count;
+                        count = PIT_TICK_RATE / count;
                 kd_mksound(count, ticks);
                 break;
         }
diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c
index c2408bbe9c2e..f508690eb958 100644
--- a/drivers/cpuidle/governors/menu.c
+++ b/drivers/cpuidle/governors/menu.c
@@ -80,7 +80,7 @@
  * Limiting Performance Impact
  * ---------------------------
  * C states, especially those with large exit latencies, can have a real
- * noticable impact on workloads, which is not acceptable for most sysadmins,
+ * noticeable impact on workloads, which is not acceptable for most sysadmins,
  * and in addition, less performance has a power price of its own.
  *
  * As a general rule of thumb, menu assumes that the following heuristic
diff --git a/drivers/dca/dca-core.c b/drivers/dca/dca-core.c
index 8661c84a105d..b98c67664ae7 100644
--- a/drivers/dca/dca-core.c
+++ b/drivers/dca/dca-core.c
@@ -39,6 +39,10 @@ static DEFINE_SPINLOCK(dca_lock);
 
 static LIST_HEAD(dca_domains);
 
+static BLOCKING_NOTIFIER_HEAD(dca_provider_chain);
+
+static int dca_providers_blocked;
+
 static struct pci_bus *dca_pci_rc_from_dev(struct device *dev)
 {
         struct pci_dev *pdev = to_pci_dev(dev);
@@ -70,6 +74,60 @@ static void dca_free_domain(struct dca_domain *domain)
         kfree(domain);
 }
 
+static int dca_provider_ioat_ver_3_0(struct device *dev)
+{
+        struct pci_dev *pdev = to_pci_dev(dev);
+
+        return ((pdev->vendor == PCI_VENDOR_ID_INTEL) &&
+                ((pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG0) ||
+                (pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG1) ||
+                (pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG2) ||
+                (pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG3) ||
+                (pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG4) ||
+                (pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG5) ||
+                (pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG6) ||
+                (pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG7)));
+}
+
+static void unregister_dca_providers(void)
+{
+        struct dca_provider *dca, *_dca;
+        struct list_head unregistered_providers;
+        struct dca_domain *domain;
+        unsigned long flags;
+
+        blocking_notifier_call_chain(&dca_provider_chain,
+                                     DCA_PROVIDER_REMOVE, NULL);
+
+        INIT_LIST_HEAD(&unregistered_providers);
+
+        spin_lock_irqsave(&dca_lock, flags);
+
+        if (list_empty(&dca_domains)) {
+                spin_unlock_irqrestore(&dca_lock, flags);
+                return;
+        }
+
+        /* at this point only one domain in the list is expected */
+        domain = list_first_entry(&dca_domains, struct dca_domain, node);
+        if (!domain)
+                return;
+
+        list_for_each_entry_safe(dca, _dca, &domain->dca_providers, node) {
+                list_del(&dca->node);
+                list_add(&dca->node, &unregistered_providers);
+        }
+
+        dca_free_domain(domain);
+
+        spin_unlock_irqrestore(&dca_lock, flags);
+
+        list_for_each_entry_safe(dca, _dca, &unregistered_providers, node) {
+                dca_sysfs_remove_provider(dca);
+                list_del(&dca->node);
+        }
+}
+
 static struct dca_domain *dca_find_domain(struct pci_bus *rc)
 {
         struct dca_domain *domain;
@@ -90,9 +148,13 @@ static struct dca_domain *dca_get_domain(struct device *dev)
         domain = dca_find_domain(rc);
 
         if (!domain) {
-                domain = dca_allocate_domain(rc);
-                if (domain)
-                        list_add(&domain->node, &dca_domains);
+                if (dca_provider_ioat_ver_3_0(dev) && !list_empty(&dca_domains)) {
+                        dca_providers_blocked = 1;
+                } else {
+                        domain = dca_allocate_domain(rc);
+                        if (domain)
+                                list_add(&domain->node, &dca_domains);
+                }
         }
 
         return domain;
@@ -293,8 +355,6 @@ void free_dca_provider(struct dca_provider *dca)
 }
 EXPORT_SYMBOL_GPL(free_dca_provider);
 
-static BLOCKING_NOTIFIER_HEAD(dca_provider_chain);
-
 /**
  * register_dca_provider - register a dca provider
  * @dca - struct created by alloc_dca_provider()
@@ -306,6 +366,13 @@ int register_dca_provider(struct dca_provider *dca, struct device *dev)
         unsigned long flags;
         struct dca_domain *domain;
 
+        spin_lock_irqsave(&dca_lock, flags);
+        if (dca_providers_blocked) {
+                spin_unlock_irqrestore(&dca_lock, flags);
+                return -ENODEV;
+        }
+        spin_unlock_irqrestore(&dca_lock, flags);
+
         err = dca_sysfs_add_provider(dca, dev);
         if (err)
                 return err;
@@ -313,7 +380,13 @@ int register_dca_provider(struct dca_provider *dca, struct device *dev)
         spin_lock_irqsave(&dca_lock, flags);
         domain = dca_get_domain(dev);
         if (!domain) {
-                spin_unlock_irqrestore(&dca_lock, flags);
+                if (dca_providers_blocked) {
+                        spin_unlock_irqrestore(&dca_lock, flags);
+                        dca_sysfs_remove_provider(dca);
+                        unregister_dca_providers();
+                } else {
+                        spin_unlock_irqrestore(&dca_lock, flags);
+                }
                 return -ENODEV;
         }
         list_add(&dca->node, &domain->dca_providers);
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 86c5ae9fde34..411d5bf50fc4 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -162,7 +162,7 @@ static int mv_is_err_intr(u32 intr_cause)
 
 static void mv_xor_device_clear_eoc_cause(struct mv_xor_chan *chan)
 {
-        u32 val = (1 << (1 + (chan->idx * 16)));
+        u32 val = ~(1 << (chan->idx * 16));
         dev_dbg(chan->device->common.dev, "%s, val 0x%08x\n", __func__, val);
         __raw_writel(val, XOR_INTR_CAUSE(chan));
 }
diff --git a/drivers/dma/shdma.c b/drivers/dma/shdma.c
index fb64cf36ba61..eb6b54dbb806 100644
--- a/drivers/dma/shdma.c
+++ b/drivers/dma/shdma.c
@@ -580,7 +580,6 @@ static struct dma_async_tx_descriptor *sh_dmae_prep_slave_sg(
 
         sh_chan = to_sh_chan(chan);
         param = chan->private;
-        slave_addr = param->config->addr;
 
         /* Someone calling slave DMA on a public channel? */
         if (!param || !sg_len) {
@@ -589,6 +588,8 @@ static struct dma_async_tx_descriptor *sh_dmae_prep_slave_sg(
                 return NULL;
         }
 
+        slave_addr = param->config->addr;
+
         /*
          * if (param != NULL), this is a successfully requested slave channel,
          * therefore param->config != NULL too.
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 3630308e7b81..6b21e25f7a84 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -339,6 +339,9 @@ static void edac_mc_workq_teardown(struct mem_ctl_info *mci)
 {
         int status;
 
+        if (mci->op_state != OP_RUNNING_POLL)
+                return;
+
         status = cancel_delayed_work(&mci->work);
         if (status == 0) {
                 debugf0("%s() not canceled, flush the queue\n",
diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c
index e0187d16dd7c..0fd5b85a0f75 100644
--- a/drivers/edac/i7core_edac.c
+++ b/drivers/edac/i7core_edac.c
@@ -1140,6 +1140,7 @@ static struct mcidev_sysfs_attribute i7core_udimm_counters_attrs[] = {
         ATTR_COUNTER(0),
         ATTR_COUNTER(1),
         ATTR_COUNTER(2),
+        { .attr = { .name = NULL } }
 };
 
 static struct mcidev_sysfs_group i7core_udimm_counters = {
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index be29b0bb2471..1b05896648bc 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -263,6 +263,7 @@ static const struct {
         {PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB38X_FW, QUIRK_NO_MSI},
         {PCI_VENDOR_ID_NEC,     PCI_ANY_ID,     QUIRK_CYCLE_TIMER},
         {PCI_VENDOR_ID_VIA,     PCI_ANY_ID,     QUIRK_CYCLE_TIMER},
+        {PCI_VENDOR_ID_RICOH,   PCI_ANY_ID,     QUIRK_CYCLE_TIMER},
         {PCI_VENDOR_ID_APPLE,   PCI_DEVICE_ID_APPLE_UNI_N_FW, QUIRK_BE_HEADERS},
 };
 
diff --git a/drivers/gpio/sx150x.c b/drivers/gpio/sx150x.c
index b42f42ca70c3..823559ab0e24 100644
--- a/drivers/gpio/sx150x.c
+++ b/drivers/gpio/sx150x.c
@@ -459,17 +459,33 @@ static int sx150x_init_io(struct sx150x_chip *chip, u8 base, u16 cfg)
         return err;
 }
 
-static int sx150x_init_hw(struct sx150x_chip *chip,
-                        struct sx150x_platform_data *pdata)
+static int sx150x_reset(struct sx150x_chip *chip)
 {
-        int err = 0;
+        int err;
 
-        err = i2c_smbus_write_word_data(chip->client,
+        err = i2c_smbus_write_byte_data(chip->client,
                                         chip->dev_cfg->reg_reset,
-                                        0x3412);
+                                        0x12);
         if (err < 0)
                 return err;
 
+        err = i2c_smbus_write_byte_data(chip->client,
+                                        chip->dev_cfg->reg_reset,
+                                        0x34);
+        return err;
+}
+
+static int sx150x_init_hw(struct sx150x_chip *chip,
+                        struct sx150x_platform_data *pdata)
+{
+        int err = 0;
+
+        if (pdata->reset_during_probe) {
+                err = sx150x_reset(chip);
+                if (err < 0)
+                        return err;
+        }
+
         err = sx150x_i2c_write(chip->client,
                         chip->dev_cfg->reg_misc,
                         0x01);
diff --git a/drivers/gpu/drm/drm_buffer.c b/drivers/gpu/drm/drm_buffer.c
index 55d03ed05000..529a0dbe9fc6 100644
--- a/drivers/gpu/drm/drm_buffer.c
+++ b/drivers/gpu/drm/drm_buffer.c
@@ -98,8 +98,8 @@ EXPORT_SYMBOL(drm_buffer_alloc);
  *   user_data: A pointer the data that is copied to the buffer.
  *   size: The Number of bytes to copy.
  */
-extern int drm_buffer_copy_from_user(struct drm_buffer *buf,
-                void __user *user_data, int size)
+int drm_buffer_copy_from_user(struct drm_buffer *buf,
+                              void __user *user_data, int size)
 {
         int nr_pages = size / PAGE_SIZE + 1;
         int idx;
@@ -163,7 +163,7 @@ void *drm_buffer_read_object(struct drm_buffer *buf,
 {
         int idx = drm_buffer_index(buf);
         int page = drm_buffer_page(buf);
-        void *obj = 0;
+        void *obj = NULL;
 
         if (idx + objsize <= PAGE_SIZE) {
                 obj = &buf->data[page][idx];
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 7e31d4348340..dcbeb98f195a 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -34,6 +34,9 @@
 #include "drm_crtc_helper.h"
 #include "drm_fb_helper.h"
 
+static bool drm_kms_helper_poll = true;
+module_param_named(poll, drm_kms_helper_poll, bool, 0600);
+
 static void drm_mode_validate_flag(struct drm_connector *connector,
                                    int flags)
 {
@@ -99,8 +102,10 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
                         connector->status = connector_status_disconnected;
                 if (connector->funcs->force)
                         connector->funcs->force(connector);
-        } else
-                connector->status = connector->funcs->detect(connector);
+        } else {
+                connector->status = connector->funcs->detect(connector, true);
+                drm_kms_helper_poll_enable(dev);
+        }
 
         if (connector->status == connector_status_disconnected) {
                 DRM_DEBUG_KMS("[CONNECTOR:%d:%s] disconnected\n",
@@ -110,11 +115,10 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
         }
 
         count = (*connector_funcs->get_modes)(connector);
-        if (!count) {
+        if (count == 0 && connector->status == connector_status_connected)
                 count = drm_add_modes_noedid(connector, 1024, 768);
-                if (!count)
-                        return 0;
-        }
+        if (count == 0)
+                goto prune;
 
         drm_mode_connector_list_update(connector);
 
@@ -633,13 +637,13 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                 mode_changed = true;
 
         if (mode_changed) {
-                old_fb = set->crtc->fb;
-                set->crtc->fb = set->fb;
                 set->crtc->enabled = (set->mode != NULL);
                 if (set->mode != NULL) {
                         DRM_DEBUG_KMS("attempting to set mode from"
                                         " userspace\n");
                         drm_mode_debug_printmodeline(set->mode);
+                        old_fb = set->crtc->fb;
+                        set->crtc->fb = set->fb;
                         if (!drm_crtc_helper_set_mode(set->crtc, set->mode,
                                                       set->x, set->y,
                                                       old_fb)) {
@@ -840,6 +844,9 @@ static void output_poll_execute(struct work_struct *work)
         enum drm_connector_status old_status, status;
         bool repoll = false, changed = false;
 
+        if (!drm_kms_helper_poll)
+                return;
+
         mutex_lock(&dev->mode_config.mutex);
         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
 
@@ -859,7 +866,7 @@ static void output_poll_execute(struct work_struct *work)
                     !(connector->polled & DRM_CONNECTOR_POLL_HPD))
                         continue;
 
-                status = connector->funcs->detect(connector);
+                status = connector->funcs->detect(connector, false);
                 if (old_status != status)
                         changed = true;
         }
@@ -890,6 +897,9 @@ void drm_kms_helper_poll_enable(struct drm_device *dev)
         bool poll = false;
         struct drm_connector *connector;
 
+        if (!dev->mode_config.poll_enabled || !drm_kms_helper_poll)
+                return;
+
         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
                 if (connector->polled)
                         poll = true;
@@ -919,8 +929,10 @@ void drm_helper_hpd_irq_event(struct drm_device *dev)
 {
         if (!dev->mode_config.poll_enabled)
                 return;
+
         /* kill timer and schedule immediate execution, this doesn't block */
         cancel_delayed_work(&dev->mode_config.output_poll_work);
-        queue_delayed_work(system_nrt_wq, &dev->mode_config.output_poll_work, 0);
+        if (drm_kms_helper_poll)
+                queue_delayed_work(system_nrt_wq, &dev->mode_config.output_poll_work, 0);
 }
 EXPORT_SYMBOL(drm_helper_hpd_irq_event);
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index bf92d07510df..5663d2719063 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -148,7 +148,7 @@ int drm_gem_object_init(struct drm_device *dev,
                 return -ENOMEM;
 
         kref_init(&obj->refcount);
-        kref_init(&obj->handlecount);
+        atomic_set(&obj->handle_count, 0);
         obj->size = size;
 
         atomic_inc(&dev->object_count);
@@ -462,28 +462,6 @@ drm_gem_object_free(struct kref *kref)
 }
 EXPORT_SYMBOL(drm_gem_object_free);
 
-/**
- * Called after the last reference to the object has been lost.
- * Must be called without holding struct_mutex
- *
- * Frees the object
- */
-void
-drm_gem_object_free_unlocked(struct kref *kref)
-{
-        struct drm_gem_object *obj = (struct drm_gem_object *) kref;
-        struct drm_device *dev = obj->dev;
-
-        if (dev->driver->gem_free_object_unlocked != NULL)
-                dev->driver->gem_free_object_unlocked(obj);
-        else if (dev->driver->gem_free_object != NULL) {
-                mutex_lock(&dev->struct_mutex);
-                dev->driver->gem_free_object(obj);
-                mutex_unlock(&dev->struct_mutex);
-        }
-}
-EXPORT_SYMBOL(drm_gem_object_free_unlocked);
-
 static void drm_gem_object_ref_bug(struct kref *list_kref)
 {
         BUG();
@@ -496,12 +474,8 @@ static void drm_gem_object_ref_bug(struct kref *list_kref)
  * called before drm_gem_object_free or we'll be touching
  * freed memory
  */
-void
-drm_gem_object_handle_free(struct kref *kref)
+void drm_gem_object_handle_free(struct drm_gem_object *obj)
 {
-        struct drm_gem_object *obj = container_of(kref,
-                                                  struct drm_gem_object,
-                                                  handlecount);
         struct drm_device *dev = obj->dev;
 
         /* Remove any name for this object */
@@ -528,6 +502,10 @@ void drm_gem_vm_open(struct vm_area_struct *vma)
         struct drm_gem_object *obj = vma->vm_private_data;
 
         drm_gem_object_reference(obj);
+
+        mutex_lock(&obj->dev->struct_mutex);
+        drm_vm_open_locked(vma);
+        mutex_unlock(&obj->dev->struct_mutex);
 }
 EXPORT_SYMBOL(drm_gem_vm_open);
 
@@ -535,7 +513,10 @@ void drm_gem_vm_close(struct vm_area_struct *vma)
 {
         struct drm_gem_object *obj = vma->vm_private_data;
 
-        drm_gem_object_unreference_unlocked(obj);
+        mutex_lock(&obj->dev->struct_mutex);
+        drm_vm_close_locked(vma);
+        drm_gem_object_unreference(obj);
+        mutex_unlock(&obj->dev->struct_mutex);
 }
 EXPORT_SYMBOL(drm_gem_vm_close);
 
diff --git a/drivers/gpu/drm/drm_info.c b/drivers/gpu/drm/drm_info.c
index 2ef2c7827243..974e970ce3f8 100644
--- a/drivers/gpu/drm/drm_info.c
+++ b/drivers/gpu/drm/drm_info.c
@@ -255,7 +255,7 @@ int drm_gem_one_name_info(int id, void *ptr, void *data)
 
         seq_printf(m, "%6d %8zd %7d %8d\n",
                    obj->name, obj->size,
-                   atomic_read(&obj->handlecount.refcount),
+                   atomic_read(&obj->handle_count),
                    atomic_read(&obj->refcount.refcount));
         return 0;
 }
diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
index e20f78b542a7..f5bd9e590c80 100644
--- a/drivers/gpu/drm/drm_pci.c
+++ b/drivers/gpu/drm/drm_pci.c
@@ -164,6 +164,8 @@ int drm_get_pci_dev(struct pci_dev *pdev, const struct pci_device_id *ent,
         dev->hose = pdev->sysdata;
 #endif
 
+        mutex_lock(&drm_global_mutex);
+
         if ((ret = drm_fill_in_dev(dev, ent, driver))) {
                 printk(KERN_ERR "DRM: Fill_in_dev failed.\n");
                 goto err_g2;
@@ -199,6 +201,7 @@ int drm_get_pci_dev(struct pci_dev *pdev, const struct pci_device_id *ent,
                  driver->name, driver->major, driver->minor, driver->patchlevel,
                  driver->date, pci_name(pdev), dev->primary->index);
 
+        mutex_unlock(&drm_global_mutex);
         return 0;
 
 err_g4:
@@ -210,6 +213,7 @@ err_g2:
         pci_disable_device(pdev);
 err_g1:
         kfree(dev);
+        mutex_unlock(&drm_global_mutex);
         return ret;
 }
 EXPORT_SYMBOL(drm_get_pci_dev);
diff --git a/drivers/gpu/drm/drm_platform.c b/drivers/gpu/drm/drm_platform.c
index 460e9a3afa8d..92d1d0fb7b75 100644
--- a/drivers/gpu/drm/drm_platform.c
+++ b/drivers/gpu/drm/drm_platform.c
@@ -53,6 +53,8 @@ int drm_get_platform_dev(struct platform_device *platdev,
         dev->platformdev = platdev;
         dev->dev = &platdev->dev;
 
+        mutex_lock(&drm_global_mutex);
+
         ret = drm_fill_in_dev(dev, NULL, driver);
 
         if (ret) {
@@ -87,6 +89,8 @@ int drm_get_platform_dev(struct platform_device *platdev,
 
         list_add_tail(&dev->driver_item, &driver->device_list);
 
+        mutex_unlock(&drm_global_mutex);
+
         DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n",
                  driver->name, driver->major, driver->minor, driver->patchlevel,
                  driver->date, dev->primary->index);
@@ -100,6 +104,7 @@ err_g2:
                 drm_put_minor(&dev->control);
 err_g1:
         kfree(dev);
+        mutex_unlock(&drm_global_mutex);
         return ret;
 }
 EXPORT_SYMBOL(drm_get_platform_dev);
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c
index 86118a742231..85da4c40694c 100644
--- a/drivers/gpu/drm/drm_sysfs.c
+++ b/drivers/gpu/drm/drm_sysfs.c
@@ -159,7 +159,7 @@ static ssize_t status_show(struct device *device,
         struct drm_connector *connector = to_drm_connector(device);
         enum drm_connector_status status;
 
-        status = connector->funcs->detect(connector);
+        status = connector->funcs->detect(connector, true);
         return snprintf(buf, PAGE_SIZE, "%s\n",
                         drm_get_connector_status_name(status));
 }
diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c
index fda67468e603..5df450683aab 100644
--- a/drivers/gpu/drm/drm_vm.c
+++ b/drivers/gpu/drm/drm_vm.c
@@ -433,15 +433,7 @@ static void drm_vm_open(struct vm_area_struct *vma)
         mutex_unlock(&dev->struct_mutex);
 }
 
-/**
- * \c close method for all virtual memory types.
- *
- * \param vma virtual memory area.
- *
- * Search the \p vma private data entry in drm_device::vmalist, unlink it, and
- * free it.
- */
-static void drm_vm_close(struct vm_area_struct *vma)
+void drm_vm_close_locked(struct vm_area_struct *vma)
 {
         struct drm_file *priv = vma->vm_file->private_data;
         struct drm_device *dev = priv->minor->dev;
@@ -451,7 +443,6 @@ static void drm_vm_close(struct vm_area_struct *vma)
                   vma->vm_start, vma->vm_end - vma->vm_start);
         atomic_dec(&dev->vma_count);
 
-        mutex_lock(&dev->struct_mutex);
         list_for_each_entry_safe(pt, temp, &dev->vmalist, head) {
                 if (pt->vma == vma) {
                         list_del(&pt->head);
@@ -459,6 +450,23 @@ static void drm_vm_close(struct vm_area_struct *vma)
                         break;
                 }
         }
+}
+
+/**
+ * \c close method for all virtual memory types.
+ *
+ * \param vma virtual memory area.
+ *
+ * Search the \p vma private data entry in drm_device::vmalist, unlink it, and
+ * free it.
+ */
+static void drm_vm_close(struct vm_area_struct *vma)
+{
+        struct drm_file *priv = vma->vm_file->private_data;
+        struct drm_device *dev = priv->minor->dev;
+
+        mutex_lock(&dev->struct_mutex);
+        drm_vm_close_locked(vma);
         mutex_unlock(&dev->struct_mutex);
 }
 
diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c
index 61b4caf220fa..fb07e73581e8 100644
--- a/drivers/gpu/drm/i810/i810_dma.c
+++ b/drivers/gpu/drm/i810/i810_dma.c
@@ -116,7 +116,7 @@ static int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
 static const struct file_operations i810_buffer_fops = {
         .open = drm_open,
         .release = drm_release,
-        .unlocked_ioctl = drm_ioctl,
+        .unlocked_ioctl = i810_ioctl,
         .mmap = i810_mmap_buffers,
         .fasync = drm_fasync,
 };
diff --git a/drivers/gpu/drm/i830/i830_dma.c b/drivers/gpu/drm/i830/i830_dma.c
index 671aa18415ac..cc92c7e6236f 100644
--- a/drivers/gpu/drm/i830/i830_dma.c
+++ b/drivers/gpu/drm/i830/i830_dma.c
@@ -118,7 +118,7 @@ static int i830_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
 static const struct file_operations i830_buffer_fops = {
         .open = drm_open,
         .release = drm_release,
-        .unlocked_ioctl = drm_ioctl,
+        .unlocked_ioctl = i830_ioctl,
         .mmap = i830_mmap_buffers,
         .fasync = drm_fasync,
 };
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 92d5605a34d1..5e43d7076789 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -31,6 +31,7 @@
 #include <linux/slab.h>
 #include "drmP.h"
 #include "drm.h"
+#include "intel_drv.h"
 #include "i915_drm.h"
 #include "i915_drv.h"
 
@@ -121,6 +122,54 @@ static int i915_gem_object_list_info(struct seq_file *m, void *data)
         return 0;
 }
 
+static int i915_gem_pageflip_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;
+        unsigned long flags;
+        struct intel_crtc *crtc;
+
+        list_for_each_entry(crtc, &dev->mode_config.crtc_list, base.head) {
+                const char *pipe = crtc->pipe ? "B" : "A";
+                const char *plane = crtc->plane ? "B" : "A";
+                struct intel_unpin_work *work;
+
+                spin_lock_irqsave(&dev->event_lock, flags);
+                work = crtc->unpin_work;
+                if (work == NULL) {
+                        seq_printf(m, "No flip due on pipe %s (plane %s)\n",
+                                   pipe, plane);
+                } else {
+                        if (!work->pending) {
+                                seq_printf(m, "Flip queued on pipe %s (plane %s)\n",
+                                           pipe, plane);
+                        } else {
+                                seq_printf(m, "Flip pending (waiting for vsync) on pipe %s (plane %s)\n",
+                                           pipe, plane);
+                        }
+                        if (work->enable_stall_check)
+                                seq_printf(m, "Stall check enabled, ");
+                        else
+                                seq_printf(m, "Stall check waiting for page flip ioctl, ");
+                        seq_printf(m, "%d prepares\n", work->pending);
+
+                        if (work->old_fb_obj) {
+                                struct drm_i915_gem_object *obj_priv = to_intel_bo(work->old_fb_obj);
+                                if(obj_priv)
+                                        seq_printf(m, "Old framebuffer gtt_offset 0x%08x\n", obj_priv->gtt_offset );
+                        }
+                        if (work->pending_flip_obj) {
+                                struct drm_i915_gem_object *obj_priv = to_intel_bo(work->pending_flip_obj);
+                                if(obj_priv)
+                                        seq_printf(m, "New framebuffer gtt_offset 0x%08x\n", obj_priv->gtt_offset );
+                        }
+                }
+                spin_unlock_irqrestore(&dev->event_lock, flags);
+        }
+
+        return 0;
+}
+
 static int i915_gem_request_info(struct seq_file *m, void *data)
 {
         struct drm_info_node *node = (struct drm_info_node *) m->private;
@@ -777,6 +826,7 @@ static struct drm_info_list i915_debugfs_list[] = {
         {"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},
+        {"i915_gem_pageflip", i915_gem_pageflip_info, 0},
         {"i915_gem_request", i915_gem_request_info, 0},
         {"i915_gem_seqno", i915_gem_seqno_info, 0},
         {"i915_gem_fence_regs", i915_gem_fence_regs_info, 0},
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index a7ec93e62f81..c74e4e8006d4 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -620,8 +620,10 @@ static int i915_batchbuffer(struct drm_device *dev, void *data,
                 ret = copy_from_user(cliprects, batch->cliprects,
                                      batch->num_cliprects *
                                      sizeof(struct drm_clip_rect));
-                if (ret != 0)
+                if (ret != 0) {
+                        ret = -EFAULT;
                         goto fail_free;
+                }
         }
 
         mutex_lock(&dev->struct_mutex);
@@ -662,8 +664,10 @@ static int i915_cmdbuffer(struct drm_device *dev, void *data,
                 return -ENOMEM;
 
         ret = copy_from_user(batch_data, cmdbuf->buf, cmdbuf->sz);
-        if (ret != 0)
+        if (ret != 0) {
+                ret = -EFAULT;
                 goto fail_batch_free;
+        }
 
         if (cmdbuf->num_cliprects) {
                 cliprects = kcalloc(cmdbuf->num_cliprects,
@@ -676,8 +680,10 @@ static int i915_cmdbuffer(struct drm_device *dev, void *data,
                 ret = copy_from_user(cliprects, cmdbuf->cliprects,
                                      cmdbuf->num_cliprects *
                                      sizeof(struct drm_clip_rect));
-                if (ret != 0)
+                if (ret != 0) {
+                        ret = -EFAULT;
                         goto fail_clip_free;
+                }
         }
 
         mutex_lock(&dev->struct_mutex);
@@ -885,7 +891,7 @@ intel_alloc_mchbar_resource(struct drm_device *dev)
         int reg = IS_I965G(dev) ? MCHBAR_I965 : MCHBAR_I915;
         u32 temp_lo, temp_hi = 0;
         u64 mchbar_addr;
-        int ret = 0;
+        int ret;
 
         if (IS_I965G(dev))
                 pci_read_config_dword(dev_priv->bridge_dev, reg + 4, &temp_hi);
@@ -895,22 +901,23 @@ intel_alloc_mchbar_resource(struct drm_device *dev)
         /* If ACPI doesn't have it, assume we need to allocate it ourselves */
 #ifdef CONFIG_PNP
         if (mchbar_addr &&
-            pnp_range_reserved(mchbar_addr, mchbar_addr + MCHBAR_SIZE)) {
-                ret = 0;
-                goto out;
-        }
+            pnp_range_reserved(mchbar_addr, mchbar_addr + MCHBAR_SIZE))
+                return 0;
 #endif
 
         /* Get some space for it */
-        ret = pci_bus_alloc_resource(dev_priv->bridge_dev->bus, &dev_priv->mch_res,
+        dev_priv->mch_res.name = "i915 MCHBAR";
+        dev_priv->mch_res.flags = IORESOURCE_MEM;
+        ret = pci_bus_alloc_resource(dev_priv->bridge_dev->bus,
+                                     &dev_priv->mch_res,
                                      MCHBAR_SIZE, MCHBAR_SIZE,
                                      PCIBIOS_MIN_MEM,
-                                     0,   pcibios_align_resource,
+                                     0, pcibios_align_resource,
                                      dev_priv->bridge_dev);
         if (ret) {
                 DRM_DEBUG_DRIVER("failed bus alloc: %d\n", ret);
                 dev_priv->mch_res.start = 0;
-                goto out;
+                return ret;
         }
 
         if (IS_I965G(dev))
@@ -919,8 +926,7 @@ intel_alloc_mchbar_resource(struct drm_device *dev)
 
         pci_write_config_dword(dev_priv->bridge_dev, reg,
                                lower_32_bits(dev_priv->mch_res.start));
-out:
-        return ret;
+        return 0;
 }
 
 /* Setup MCHBAR if possible, return true if we should disable it again */
@@ -1781,9 +1787,9 @@ unsigned long i915_chipset_val(struct drm_i915_private *dev_priv)
                 }
         }
 
-        div_u64(diff, diff1);
+        diff = div_u64(diff, diff1);
         ret = ((m * diff) + c);
-        div_u64(ret, 10);
+        ret = div_u64(ret, 10);
 
         dev_priv->last_count1 = total_count;
         dev_priv->last_time1 = now;
@@ -1852,7 +1858,7 @@ void i915_update_gfx_val(struct drm_i915_private *dev_priv)
 
         /* More magic constants... */
         diff = diff * 1181;
-        div_u64(diff, diffms * 10);
+        diff = div_u64(diff, diffms * 10);
         dev_priv->gfx_power = diff;
 }
 
@@ -2082,6 +2088,10 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
                 goto free_priv;
         }
 
+        /* overlay on gen2 is broken and can't address above 1G */
+        if (IS_GEN2(dev))
+                dma_set_coherent_mask(&dev->pdev->dev, DMA_BIT_MASK(30));
+
         dev_priv->regs = ioremap(base, size);
         if (!dev_priv->regs) {
                 DRM_ERROR("failed to map registers\n");
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 00befce8fbb7..6dbe14cc4f74 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -61,91 +61,86 @@ extern int intel_agp_enabled;
         .driver_data = (unsigned long) info }
 
 static const struct intel_device_info intel_i830_info = {
-        .is_i8xx = 1, .is_mobile = 1, .cursor_needs_physical = 1,
+        .gen = 2, .is_i8xx = 1, .is_mobile = 1, .cursor_needs_physical = 1,
 };
 
 static const struct intel_device_info intel_845g_info = {
-        .is_i8xx = 1,
+        .gen = 2, .is_i8xx = 1,
 };
 
 static const struct intel_device_info intel_i85x_info = {
-        .is_i8xx = 1, .is_i85x = 1, .is_mobile = 1,
+        .gen = 2, .is_i8xx = 1, .is_i85x = 1, .is_mobile = 1,
         .cursor_needs_physical = 1,
 };
 
 static const struct intel_device_info intel_i865g_info = {
-        .is_i8xx = 1,
+        .gen = 2, .is_i8xx = 1,
 };
 
 static const struct intel_device_info intel_i915g_info = {
-        .is_i915g = 1, .is_i9xx = 1, .cursor_needs_physical = 1,
+        .gen = 3, .is_i915g = 1, .is_i9xx = 1, .cursor_needs_physical = 1,
 };
 static const struct intel_device_info intel_i915gm_info = {
-        .is_i9xx = 1,  .is_mobile = 1,
+        .gen = 3, .is_i9xx = 1,  .is_mobile = 1,
         .cursor_needs_physical = 1,
 };
 static const struct intel_device_info intel_i945g_info = {
-        .is_i9xx = 1, .has_hotplug = 1, .cursor_needs_physical = 1,
+        .gen = 3, .is_i9xx = 1, .has_hotplug = 1, .cursor_needs_physical = 1,
 };
 static const struct intel_device_info intel_i945gm_info = {
-        .is_i945gm = 1, .is_i9xx = 1, .is_mobile = 1,
+        .gen = 3, .is_i945gm = 1, .is_i9xx = 1, .is_mobile = 1,
         .has_hotplug = 1, .cursor_needs_physical = 1,
 };
 
 static const struct intel_device_info intel_i965g_info = {
-        .is_broadwater = 1, .is_i965g = 1, .is_i9xx = 1, .has_hotplug = 1,
+        .gen = 4, .is_broadwater = 1, .is_i965g = 1, .is_i9xx = 1,
+        .has_hotplug = 1,
 };
 
 static const struct intel_device_info intel_i965gm_info = {
-        .is_crestline = 1, .is_i965g = 1, .is_i965gm = 1, .is_i9xx = 1,
-        .is_mobile = 1, .has_fbc = 1, .has_rc6 = 1,
-        .has_hotplug = 1,
+        .gen = 4, .is_crestline = 1, .is_i965g = 1, .is_i965gm = 1, .is_i9xx = 1,
+        .is_mobile = 1, .has_fbc = 1, .has_rc6 = 1, .has_hotplug = 1,
 };
 
 static const struct intel_device_info intel_g33_info = {
-        .is_g33 = 1, .is_i9xx = 1, .need_gfx_hws = 1,
-        .has_hotplug = 1,
+        .gen = 3, .is_g33 = 1, .is_i9xx = 1,
+        .need_gfx_hws = 1, .has_hotplug = 1,
 };
 
 static const 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,
+        .gen = 4, .is_i965g = 1, .is_g4x = 1, .is_i9xx = 1, .need_gfx_hws = 1,
+        .has_pipe_cxsr = 1, .has_hotplug = 1,
 };
 
 static const struct intel_device_info intel_gm45_info = {
-        .is_i965g = 1, .is_g4x = 1, .is_i9xx = 1,
+        .gen = 4, .is_i965g = 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,
+        .has_pipe_cxsr = 1, .has_hotplug = 1,
 };
 
 static const struct intel_device_info intel_pineview_info = {
-        .is_g33 = 1, .is_pineview = 1, .is_mobile = 1, .is_i9xx = 1,
-        .need_gfx_hws = 1,
-        .has_hotplug = 1,
+        .gen = 3, .is_g33 = 1, .is_pineview = 1, .is_mobile = 1, .is_i9xx = 1,
+        .need_gfx_hws = 1, .has_hotplug = 1,
 };
 
 static const 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,
+        .gen = 5, .is_ironlake = 1, .is_i965g = 1, .is_i9xx = 1,
+        .need_gfx_hws = 1, .has_pipe_cxsr = 1, .has_hotplug = 1,
 };
 
 static const 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_fbc = 1, .has_rc6 = 1,
-        .has_hotplug = 1,
+        .gen = 5, .is_ironlake = 1, .is_mobile = 1, .is_i965g = 1, .is_i9xx = 1,
+        .need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1, .has_hotplug = 1,
 };
 
 static const struct intel_device_info intel_sandybridge_d_info = {
-        .is_i965g = 1, .is_i9xx = 1, .need_gfx_hws = 1,
-        .has_hotplug = 1, .is_gen6 = 1,
+        .gen = 6, .is_i965g = 1, .is_i9xx = 1,
+        .need_gfx_hws = 1, .has_hotplug = 1,
 };
 
 static const struct intel_device_info intel_sandybridge_m_info = {
-        .is_i965g = 1, .is_mobile = 1, .is_i9xx = 1, .need_gfx_hws = 1,
-        .has_hotplug = 1, .is_gen6 = 1,
+        .gen = 6, .is_i965g = 1, .is_mobile = 1, .is_i9xx = 1,
+        .need_gfx_hws = 1, .has_hotplug = 1,
 };
 
 static const struct pci_device_id pciidlist[] = {               /* aka */
@@ -175,13 +170,18 @@ static const struct pci_device_id pciidlist[] = {		/* aka */
         INTEL_VGA_DEVICE(0x2e22, &intel_g45_info),              /* G45_G */
         INTEL_VGA_DEVICE(0x2e32, &intel_g45_info),              /* G41_G */
         INTEL_VGA_DEVICE(0x2e42, &intel_g45_info),              /* B43_G */
+        INTEL_VGA_DEVICE(0x2e92, &intel_g45_info),              /* B43_G.1 */
         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),
         INTEL_VGA_DEVICE(0x0102, &intel_sandybridge_d_info),
+        INTEL_VGA_DEVICE(0x0112, &intel_sandybridge_d_info),
+        INTEL_VGA_DEVICE(0x0122, &intel_sandybridge_d_info),
         INTEL_VGA_DEVICE(0x0106, &intel_sandybridge_m_info),
+        INTEL_VGA_DEVICE(0x0116, &intel_sandybridge_m_info),
         INTEL_VGA_DEVICE(0x0126, &intel_sandybridge_m_info),
+        INTEL_VGA_DEVICE(0x010A, &intel_sandybridge_d_info),
         {0, 0, 0}
 };
 
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 047cd7ce7e1b..af4a263cf257 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -191,6 +191,7 @@ struct drm_i915_display_funcs {
 };
 
 struct intel_device_info {
+        u8 gen;
         u8 is_mobile : 1;
         u8 is_i8xx : 1;
         u8 is_i85x : 1;
@@ -206,7 +207,6 @@ struct intel_device_info {
         u8 is_broadwater : 1;
         u8 is_crestline : 1;
         u8 is_ironlake : 1;
-        u8 is_gen6 : 1;
         u8 has_fbc : 1;
         u8 has_rc6 : 1;
         u8 has_pipe_cxsr : 1;
@@ -1162,7 +1162,6 @@ extern void intel_overlay_print_error_state(struct seq_file *m, struct intel_ove
 #define IS_845G(dev)            ((dev)->pci_device == 0x2562)
 #define IS_I85X(dev)            (INTEL_INFO(dev)->is_i85x)
 #define IS_I865G(dev)           ((dev)->pci_device == 0x2572)
-#define IS_GEN2(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)
@@ -1181,27 +1180,13 @@ extern void intel_overlay_print_error_state(struct seq_file *m, struct intel_ove
 #define IS_IRONLAKE_M(dev)      ((dev)->pci_device == 0x0046)
 #define IS_IRONLAKE(dev)        (INTEL_INFO(dev)->is_ironlake)
 #define IS_I9XX(dev)            (INTEL_INFO(dev)->is_i9xx)
-#define IS_GEN6(dev)            (INTEL_INFO(dev)->is_gen6)
 #define IS_MOBILE(dev)          (INTEL_INFO(dev)->is_mobile)
 
-#define IS_GEN3(dev)    (IS_I915G(dev) ||                       \
-                         IS_I915GM(dev) ||                      \
-                         IS_I945G(dev) ||                       \
-                         IS_I945GM(dev) ||                      \
-                         IS_G33(dev) || \
-                         IS_PINEVIEW(dev))
-#define IS_GEN4(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 == 0x2E02 ||         \
-                         (dev)->pci_device == 0x2E12 ||         \
-                         (dev)->pci_device == 0x2E22 ||         \
-                         (dev)->pci_device == 0x2E32 ||         \
-                         (dev)->pci_device == 0x2A42 ||         \
-                         (dev)->pci_device == 0x2E42)
+#define IS_GEN2(dev)    (INTEL_INFO(dev)->gen == 2)
+#define IS_GEN3(dev)    (INTEL_INFO(dev)->gen == 3)
+#define IS_GEN4(dev)    (INTEL_INFO(dev)->gen == 4)
+#define IS_GEN5(dev)    (INTEL_INFO(dev)->gen == 5)
+#define IS_GEN6(dev)    (INTEL_INFO(dev)->gen == 6)
 
 #define HAS_BSD(dev)            (IS_IRONLAKE(dev) || IS_G4X(dev))
 #define I915_NEED_GFX_HWS(dev)  (INTEL_INFO(dev)->need_gfx_hws)
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index df5a7135c261..90b1d6753b9d 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -34,6 +34,7 @@
 #include <linux/slab.h>
 #include <linux/swap.h>
 #include <linux/pci.h>
+#include <linux/intel-gtt.h>
 
 static uint32_t i915_gem_get_gtt_alignment(struct drm_gem_object *obj);
 static int i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj);
@@ -135,12 +136,13 @@ i915_gem_create_ioctl(struct drm_device *dev, void *data,
                 return -ENOMEM;
 
         ret = drm_gem_handle_create(file_priv, obj, &handle);
+        /* drop reference from allocate - handle holds it now */
         drm_gem_object_unreference_unlocked(obj);
-        if (ret)
+        if (ret) {
                 return ret;
+        }
 
         args->handle = handle;
-
         return 0;
 }
 
@@ -467,14 +469,17 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data,
                 return -ENOENT;
         obj_priv = to_intel_bo(obj);
 
-        /* Bounds check source.
-         *
-         * XXX: This could use review for overflow issues...
-         */
-        if (args->offset > obj->size || args->size > obj->size ||
-            args->offset + args->size > obj->size) {
-                drm_gem_object_unreference_unlocked(obj);
-                return -EINVAL;
+        /* Bounds check source.  */
+        if (args->offset > obj->size || args->size > obj->size - args->offset) {
+                ret = -EINVAL;
+                goto err;
+        }
+
+        if (!access_ok(VERIFY_WRITE,
+                       (char __user *)(uintptr_t)args->data_ptr,
+                       args->size)) {
+                ret = -EFAULT;
+                goto err;
         }
 
         if (i915_gem_object_needs_bit17_swizzle(obj)) {
@@ -486,8 +491,8 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data,
                                                         file_priv);
         }
 
+err:
         drm_gem_object_unreference_unlocked(obj);
-
         return ret;
 }
 
@@ -576,8 +581,6 @@ i915_gem_gtt_pwrite_fast(struct drm_device *dev, struct drm_gem_object *obj,
 
         user_data = (char __user *) (uintptr_t) args->data_ptr;
         remain = args->size;
-        if (!access_ok(VERIFY_READ, user_data, remain))
-                return -EFAULT;
 
 
         mutex_lock(&dev->struct_mutex);
@@ -930,14 +933,17 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
                 return -ENOENT;
         obj_priv = to_intel_bo(obj);
 
-        /* Bounds check destination.
-         *
-         * XXX: This could use review for overflow issues...
-         */
-        if (args->offset > obj->size || args->size > obj->size ||
-            args->offset + args->size > obj->size) {
-                drm_gem_object_unreference_unlocked(obj);
-                return -EINVAL;
+        /* Bounds check destination. */
+        if (args->offset > obj->size || args->size > obj->size - args->offset) {
+                ret = -EINVAL;
+                goto err;
+        }
+
+        if (!access_ok(VERIFY_READ,
+                       (char __user *)(uintptr_t)args->data_ptr,
+                       args->size)) {
+                ret = -EFAULT;
+                goto err;
         }
 
         /* We can only do the GTT pwrite on untiled buffers, as otherwise
@@ -971,8 +977,8 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
                 DRM_INFO("pwrite failed %d\n", ret);
 #endif
 
+err:
         drm_gem_object_unreference_unlocked(obj);
-
         return ret;
 }
 
@@ -2347,14 +2353,21 @@ i915_gem_object_get_fence_reg(struct drm_gem_object *obj)
 
         reg->obj = obj;
 
-        if (IS_GEN6(dev))
+        switch (INTEL_INFO(dev)->gen) {
+        case 6:
                 sandybridge_write_fence_reg(reg);
-        else if (IS_I965G(dev))
+                break;
+        case 5:
+        case 4:
                 i965_write_fence_reg(reg);
-        else if (IS_I9XX(dev))
+                break;
+        case 3:
                 i915_write_fence_reg(reg);
-        else
+                break;
+        case 2:
                 i830_write_fence_reg(reg);
+                break;
+        }
 
         trace_i915_gem_object_get_fence(obj, obj_priv->fence_reg,
                         obj_priv->tiling_mode);
@@ -2377,22 +2390,26 @@ i915_gem_clear_fence_reg(struct drm_gem_object *obj)
         struct drm_i915_gem_object *obj_priv = to_intel_bo(obj);
         struct drm_i915_fence_reg *reg =
                 &dev_priv->fence_regs[obj_priv->fence_reg];
+        uint32_t fence_reg;
 
-        if (IS_GEN6(dev)) {
+        switch (INTEL_INFO(dev)->gen) {
+        case 6:
                 I915_WRITE64(FENCE_REG_SANDYBRIDGE_0 +
                              (obj_priv->fence_reg * 8), 0);
-        } else if (IS_I965G(dev)) {
+                break;
+        case 5:
+        case 4:
                 I915_WRITE64(FENCE_REG_965_0 + (obj_priv->fence_reg * 8), 0);
-        } else {
-                uint32_t fence_reg;
-
-                if (obj_priv->fence_reg < 8)
-                        fence_reg = FENCE_REG_830_0 + obj_priv->fence_reg * 4;
+                break;
+        case 3:
+                if (obj_priv->fence_reg >= 8)
+                        fence_reg = FENCE_REG_945_8 + (obj_priv->fence_reg - 8) * 4;
                 else
-                        fence_reg = FENCE_REG_945_8 + (obj_priv->fence_reg -
-                                                       8) * 4;
+        case 2:
+                        fence_reg = FENCE_REG_830_0 + obj_priv->fence_reg * 4;
 
                 I915_WRITE(fence_reg, 0);
+                break;
         }
 
         reg->obj = NULL;
@@ -3243,6 +3260,8 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
                                   (int) reloc->offset,
                                   reloc->read_domains,
                                   reloc->write_domain);
+                        drm_gem_object_unreference(target_obj);
+                        i915_gem_object_unpin(obj);
                         return -EINVAL;
                 }
                 if (reloc->write_domain & I915_GEM_DOMAIN_CPU ||
@@ -3585,6 +3604,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
                 if (ret != 0) {
                         DRM_ERROR("copy %d cliprects failed: %d\n",
                                   args->num_cliprects, ret);
+                        ret = -EFAULT;
                         goto pre_mutex_err;
                 }
         }
diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c
index 72cae3cccad8..5c428fa3e0b3 100644
--- a/drivers/gpu/drm/i915/i915_gem_evict.c
+++ b/drivers/gpu/drm/i915/i915_gem_evict.c
@@ -79,6 +79,7 @@ mark_free(struct drm_i915_gem_object *obj_priv,
            struct list_head *unwind)
 {
         list_add(&obj_priv->evict_list, unwind);
+        drm_gem_object_reference(&obj_priv->base);
         return drm_mm_scan_add_block(obj_priv->gtt_space);
 }
 
@@ -92,7 +93,7 @@ i915_gem_evict_something(struct drm_device *dev, int min_size, unsigned alignmen
 {
         drm_i915_private_t *dev_priv = dev->dev_private;
         struct list_head eviction_list, unwind_list;
-        struct drm_i915_gem_object *obj_priv, *tmp_obj_priv;
+        struct drm_i915_gem_object *obj_priv;
         struct list_head *render_iter, *bsd_iter;
         int ret = 0;
 
@@ -165,6 +166,7 @@ i915_gem_evict_something(struct drm_device *dev, int min_size, unsigned alignmen
         list_for_each_entry(obj_priv, &unwind_list, evict_list) {
                 ret = drm_mm_scan_remove_block(obj_priv->gtt_space);
                 BUG_ON(ret);
+                drm_gem_object_unreference(&obj_priv->base);
         }
 
         /* We expect the caller to unpin, evict all and try again, or give up.
@@ -173,36 +175,34 @@ i915_gem_evict_something(struct drm_device *dev, int min_size, unsigned alignmen
         return -ENOSPC;
 
 found:
+        /* drm_mm doesn't allow any other other operations while
+         * scanning, therefore store to be evicted objects on a
+         * temporary list. */
         INIT_LIST_HEAD(&eviction_list);
-        list_for_each_entry_safe(obj_priv, tmp_obj_priv,
-                                 &unwind_list, evict_list) {
+        while (!list_empty(&unwind_list)) {
+                obj_priv = list_first_entry(&unwind_list,
+                                            struct drm_i915_gem_object,
+                                            evict_list);
                 if (drm_mm_scan_remove_block(obj_priv->gtt_space)) {
-                        /* drm_mm doesn't allow any other other operations while
-                         * scanning, therefore store to be evicted objects on a
-                         * temporary list. */
                         list_move(&obj_priv->evict_list, &eviction_list);
+                        continue;
                 }
+                list_del(&obj_priv->evict_list);
+                drm_gem_object_unreference(&obj_priv->base);
         }
 
         /* Unbinding will emit any required flushes */
-        list_for_each_entry_safe(obj_priv, tmp_obj_priv,
-                                 &eviction_list, evict_list) {
-#if WATCH_LRU
-                DRM_INFO("%s: evicting %p\n", __func__, obj);
-#endif
-                ret = i915_gem_object_unbind(&obj_priv->base);
-                if (ret)
-                        return ret;
+        while (!list_empty(&eviction_list)) {
+                obj_priv = list_first_entry(&eviction_list,
+                                            struct drm_i915_gem_object,
+                                            evict_list);
+                if (ret == 0)
+                        ret = i915_gem_object_unbind(&obj_priv->base);
+                list_del(&obj_priv->evict_list);
+                drm_gem_object_unreference(&obj_priv->base);
         }
 
-        /* The just created free hole should be on the top of the free stack
-         * maintained by drm_mm, so this BUG_ON actually executes in O(1).
-         * Furthermore all accessed data has just recently been used, so it
-         * should be really fast, too. */
-        BUG_ON(!drm_mm_search_free(&dev_priv->mm.gtt_space, min_size,
-                                   alignment, 0));
-
-        return 0;
+        return ret;
 }
 
 int
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 16861b800fee..744225ebb4b2 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -887,6 +887,49 @@ static void i915_handle_error(struct drm_device *dev, bool wedged)
         queue_work(dev_priv->wq, &dev_priv->error_work);
 }
 
+static void i915_pageflip_stall_check(struct drm_device *dev, int pipe)
+{
+        drm_i915_private_t *dev_priv = dev->dev_private;
+        struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
+        struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+        struct drm_i915_gem_object *obj_priv;
+        struct intel_unpin_work *work;
+        unsigned long flags;
+        bool stall_detected;
+
+        /* Ignore early vblank irqs */
+        if (intel_crtc == NULL)
+                return;
+
+        spin_lock_irqsave(&dev->event_lock, flags);
+        work = intel_crtc->unpin_work;
+
+        if (work == NULL || work->pending || !work->enable_stall_check) {
+                /* Either the pending flip IRQ arrived, or we're too early. Don't check */
+                spin_unlock_irqrestore(&dev->event_lock, flags);
+                return;
+        }
+
+        /* Potential stall - if we see that the flip has happened, assume a missed interrupt */
+        obj_priv = to_intel_bo(work->pending_flip_obj);
+        if(IS_I965G(dev)) {
+                int dspsurf = intel_crtc->plane == 0 ? DSPASURF : DSPBSURF;
+                stall_detected = I915_READ(dspsurf) == obj_priv->gtt_offset;
+        } else {
+                int dspaddr = intel_crtc->plane == 0 ? DSPAADDR : DSPBADDR;
+                stall_detected = I915_READ(dspaddr) == (obj_priv->gtt_offset +
+                                                        crtc->y * crtc->fb->pitch +
+                                                        crtc->x * crtc->fb->bits_per_pixel/8);
+        }
+
+        spin_unlock_irqrestore(&dev->event_lock, flags);
+
+        if (stall_detected) {
+                DRM_DEBUG_DRIVER("Pageflip stall detected\n");
+                intel_prepare_page_flip(dev, intel_crtc->plane);
+        }
+}
+
 irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
 {
         struct drm_device *dev = (struct drm_device *) arg;
@@ -1004,15 +1047,19 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
                 if (pipea_stats & vblank_status) {
                         vblank++;
                         drm_handle_vblank(dev, 0);
-                        if (!dev_priv->flip_pending_is_done)
+                        if (!dev_priv->flip_pending_is_done) {
+                                i915_pageflip_stall_check(dev, 0);
                                 intel_finish_page_flip(dev, 0);
+                        }
                 }
 
                 if (pipeb_stats & vblank_status) {
                         vblank++;
                         drm_handle_vblank(dev, 1);
-                        if (!dev_priv->flip_pending_is_done)
+                        if (!dev_priv->flip_pending_is_done) {
+                                i915_pageflip_stall_check(dev, 1);
                                 intel_finish_page_flip(dev, 1);
+                        }
                 }
 
                 if ((pipea_stats & PIPE_LEGACY_BLC_EVENT_STATUS) ||
@@ -1303,17 +1350,25 @@ void i915_hangcheck_elapsed(unsigned long data)
                 i915_seqno_passed(i915_get_gem_seqno(dev,
                                 &dev_priv->render_ring),
                         i915_get_tail_request(dev)->seqno)) {
+                bool missed_wakeup = false;
+
                 dev_priv->hangcheck_count = 0;
 
                 /* Issue a wake-up to catch stuck h/w. */
-                if (dev_priv->render_ring.waiting_gem_seqno |
-                    dev_priv->bsd_ring.waiting_gem_seqno) {
-                        DRM_ERROR("Hangcheck timer elapsed... GPU idle, missed IRQ.\n");
-                        if (dev_priv->render_ring.waiting_gem_seqno)
-                                DRM_WAKEUP(&dev_priv->render_ring.irq_queue);
-                        if (dev_priv->bsd_ring.waiting_gem_seqno)
-                                DRM_WAKEUP(&dev_priv->bsd_ring.irq_queue);
+                if (dev_priv->render_ring.waiting_gem_seqno &&
+                    waitqueue_active(&dev_priv->render_ring.irq_queue)) {
+                        DRM_WAKEUP(&dev_priv->render_ring.irq_queue);
+                        missed_wakeup = true;
                 }
+
+                if (dev_priv->bsd_ring.waiting_gem_seqno &&
+                    waitqueue_active(&dev_priv->bsd_ring.irq_queue)) {
+                        DRM_WAKEUP(&dev_priv->bsd_ring.irq_queue);
+                        missed_wakeup = true;
+                }
+
+                if (missed_wakeup)
+                        DRM_ERROR("Hangcheck timer elapsed... GPU idle, missed IRQ.\n");
                 return;
         }
 
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 67e3ec1a6af9..4f5e15577e89 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -319,6 +319,7 @@
 
 #define MI_MODE         0x0209c
 # define VS_TIMER_DISPATCH                              (1 << 6)
+# define MI_FLUSH_ENABLE                                (1 << 11)
 
 #define SCPD0           0x0209c /* 915+ only */
 #define IER             0x020a0
@@ -2205,9 +2206,17 @@
 #define  WM1_LP_SR_EN           (1<<31)
 #define  WM1_LP_LATENCY_SHIFT   24
 #define  WM1_LP_LATENCY_MASK    (0x7f<<24)
+#define  WM1_LP_FBC_LP1_MASK    (0xf<<20)
+#define  WM1_LP_FBC_LP1_SHIFT   20
 #define  WM1_LP_SR_MASK         (0x1ff<<8)
 #define  WM1_LP_SR_SHIFT        8
 #define  WM1_LP_CURSOR_MASK     (0x3f)
+#define WM2_LP_ILK              0x4510c
+#define  WM2_LP_EN              (1<<31)
+#define WM3_LP_ILK              0x45110
+#define  WM3_LP_EN              (1<<31)
+#define WM1S_LP_ILK             0x45120
+#define  WM1S_LP_EN             (1<<31)
 
 /* Memory latency timer register */
 #define MLTR_ILK                0x11222
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 2c6b98f2440e..31f08581e93a 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -789,16 +789,25 @@ int i915_save_state(struct drm_device *dev)
                 dev_priv->saveSWF2[i] = I915_READ(SWF30 + (i << 2));
 
         /* Fences */
-        if (IS_I965G(dev)) {
+        switch (INTEL_INFO(dev)->gen) {
+        case 6:
+                for (i = 0; i < 16; i++)
+                        dev_priv->saveFENCE[i] = I915_READ64(FENCE_REG_SANDYBRIDGE_0 + (i * 8));
+                break;
+        case 5:
+        case 4:
                 for (i = 0; i < 16; i++)
                         dev_priv->saveFENCE[i] = I915_READ64(FENCE_REG_965_0 + (i * 8));
-        } else {
-                for (i = 0; i < 8; i++)
-                        dev_priv->saveFENCE[i] = I915_READ(FENCE_REG_830_0 + (i * 4));
-
+                break;
+        case 3:
                 if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
                         for (i = 0; i < 8; i++)
                                 dev_priv->saveFENCE[i+8] = I915_READ(FENCE_REG_945_8 + (i * 4));
+        case 2:
+                for (i = 0; i < 8; i++)
+                        dev_priv->saveFENCE[i] = I915_READ(FENCE_REG_830_0 + (i * 4));
+                break;
+
         }
 
         return 0;
@@ -815,15 +824,24 @@ int i915_restore_state(struct drm_device *dev)
         I915_WRITE(HWS_PGA, dev_priv->saveHWS);
 
         /* Fences */
-        if (IS_I965G(dev)) {
+        switch (INTEL_INFO(dev)->gen) {
+        case 6:
+                for (i = 0; i < 16; i++)
+                        I915_WRITE64(FENCE_REG_SANDYBRIDGE_0 + (i * 8), dev_priv->saveFENCE[i]);
+                break;
+        case 5:
+        case 4:
                 for (i = 0; i < 16; i++)
                         I915_WRITE64(FENCE_REG_965_0 + (i * 8), dev_priv->saveFENCE[i]);
-        } else {
-                for (i = 0; i < 8; i++)
-                        I915_WRITE(FENCE_REG_830_0 + (i * 4), dev_priv->saveFENCE[i]);
+                break;
+        case 3:
+        case 2:
                 if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
                         for (i = 0; i < 8; i++)
                                 I915_WRITE(FENCE_REG_945_8 + (i * 4), dev_priv->saveFENCE[i+8]);
+                for (i = 0; i < 8; i++)
+                        I915_WRITE(FENCE_REG_830_0 + (i * 4), dev_priv->saveFENCE[i]);
+                break;
         }
 
         i915_restore_display(dev);
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 4b7735196cd5..197d4f32585a 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -188,7 +188,7 @@ static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector)
 
         if (wait_for((I915_READ(PCH_ADPA) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) == 0,
                      1000, 1))
-                DRM_ERROR("timed out waiting for FORCE_TRIGGER");
+                DRM_DEBUG_KMS("timed out waiting for FORCE_TRIGGER");
 
         if (turn_off_dac) {
                 I915_WRITE(PCH_ADPA, temp);
@@ -245,7 +245,7 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector)
                 if (wait_for((I915_READ(PORT_HOTPLUG_EN) &
                               CRT_HOTPLUG_FORCE_DETECT) == 0,
                              1000, 1))
-                        DRM_ERROR("timed out waiting for FORCE_DETECT to go off");
+                        DRM_DEBUG_KMS("timed out waiting for FORCE_DETECT to go off");
         }
 
         stat = I915_READ(PORT_HOTPLUG_STAT);
@@ -400,7 +400,8 @@ intel_crt_load_detect(struct drm_crtc *crtc, struct intel_encoder *intel_encoder
         return status;
 }
 
-static enum drm_connector_status intel_crt_detect(struct drm_connector *connector)
+static enum drm_connector_status
+intel_crt_detect(struct drm_connector *connector, bool force)
 {
         struct drm_device *dev = connector->dev;
         struct drm_encoder *encoder = intel_attached_encoder(connector);
@@ -419,6 +420,9 @@ static enum drm_connector_status intel_crt_detect(struct drm_connector *connecto
         if (intel_crt_detect_ddc(encoder))
                 return connector_status_connected;
 
+        if (!force)
+                return connector->status;
+
         /* for pre-945g platforms use load detect */
         if (encoder->crtc && encoder->crtc->enabled) {
                 status = intel_crt_load_detect(encoder->crtc, intel_encoder);
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 11a3394f5fe1..979228594599 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -990,6 +990,22 @@ void intel_wait_for_vblank(struct drm_device *dev, int pipe)
         struct drm_i915_private *dev_priv = dev->dev_private;
         int pipestat_reg = (pipe == 0 ? PIPEASTAT : PIPEBSTAT);
 
+        /* Clear existing vblank status. Note this will clear any other
+         * sticky status fields as well.
+         *
+         * This races with i915_driver_irq_handler() with the result
+         * that either function could miss a vblank event.  Here it is not
+         * fatal, as we will either wait upon the next vblank interrupt or
+         * timeout.  Generally speaking intel_wait_for_vblank() is only
+         * called during modeset at which time the GPU should be idle and
+         * should *not* be performing page flips and thus not waiting on
+         * vblanks...
+         * Currently, the result of us stealing a vblank from the irq
+         * handler is that a single frame will be skipped during swapbuffers.
+         */
+        I915_WRITE(pipestat_reg,
+                   I915_READ(pipestat_reg) | PIPE_VBLANK_INTERRUPT_STATUS);
+
         /* Wait for vblank interrupt bit to set */
         if (wait_for((I915_READ(pipestat_reg) &
                       PIPE_VBLANK_INTERRUPT_STATUS),
@@ -997,8 +1013,8 @@ void intel_wait_for_vblank(struct drm_device *dev, int pipe)
                 DRM_DEBUG_KMS("vblank wait timed out\n");
 }
 
-/**
- * intel_wait_for_vblank_off - wait for vblank after disabling a pipe
+/*
+ * intel_wait_for_pipe_off - wait for pipe to turn off
  * @dev: drm device
  * @pipe: pipe to wait for
  *
@@ -1006,25 +1022,39 @@ void intel_wait_for_vblank(struct drm_device *dev, int pipe)
  * spinning on the vblank interrupt status bit, since we won't actually
  * see an interrupt when the pipe is disabled.
  *
- * So this function waits for the display line value to settle (it
- * usually ends up stopping at the start of the next frame).
+ * On Gen4 and above:
+ *   wait for the pipe register state bit to turn off
+ *
+ * Otherwise:
+ *   wait for the display line value to settle (it usually
+ *   ends up stopping at the start of the next frame).
+ *  
  */
-void intel_wait_for_vblank_off(struct drm_device *dev, int pipe)
+static void intel_wait_for_pipe_off(struct drm_device *dev, int pipe)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
-        int pipedsl_reg = (pipe == 0 ? PIPEADSL : PIPEBDSL);
-        unsigned long timeout = jiffies + msecs_to_jiffies(100);
-        u32 last_line;
-
-        /* Wait for the display line to settle */
-        do {
-                last_line = I915_READ(pipedsl_reg) & DSL_LINEMASK;
-                mdelay(5);
-        } while (((I915_READ(pipedsl_reg) & DSL_LINEMASK) != last_line) &&
-                 time_after(timeout, jiffies));
-
-        if (time_after(jiffies, timeout))
-                DRM_DEBUG_KMS("vblank wait timed out\n");
+
+        if (INTEL_INFO(dev)->gen >= 4) {
+                int pipeconf_reg = (pipe == 0 ? PIPEACONF : PIPEBCONF);
+
+                /* Wait for the Pipe State to go off */
+                if (wait_for((I915_READ(pipeconf_reg) & I965_PIPECONF_ACTIVE) == 0,
+                             100, 0))
+                        DRM_DEBUG_KMS("pipe_off wait timed out\n");
+        } else {
+                u32 last_line;
+                int pipedsl_reg = (pipe == 0 ? PIPEADSL : PIPEBDSL);
+                unsigned long timeout = jiffies + msecs_to_jiffies(100);
+
+                /* Wait for the display line to settle */
+                do {
+                        last_line = I915_READ(pipedsl_reg) & DSL_LINEMASK;
+                        mdelay(5);
+                } while (((I915_READ(pipedsl_reg) & DSL_LINEMASK) != last_line) &&
+                         time_after(timeout, jiffies));
+                if (time_after(jiffies, timeout))
+                        DRM_DEBUG_KMS("pipe_off wait timed out\n");
+        }
 }
 
 /* Parameters have changed, update FBC info */
@@ -1486,7 +1516,7 @@ intel_pipe_set_base_atomic(struct drm_crtc *crtc, struct drm_framebuffer *fb,
                         dspcntr &= ~DISPPLANE_TILED;
         }
 
-        if (IS_IRONLAKE(dev))
+        if (HAS_PCH_SPLIT(dev))
                 /* must disable */
                 dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
 
@@ -1495,20 +1525,19 @@ intel_pipe_set_base_atomic(struct drm_crtc *crtc, struct drm_framebuffer *fb,
         Start = obj_priv->gtt_offset;
         Offset = y * fb->pitch + x * (fb->bits_per_pixel / 8);
 
-        DRM_DEBUG("Writing base %08lX %08lX %d %d\n", Start, Offset, x, y);
+        DRM_DEBUG_KMS("Writing base %08lX %08lX %d %d %d\n",
+                      Start, Offset, x, y, fb->pitch);
         I915_WRITE(dspstride, fb->pitch);
         if (IS_I965G(dev)) {
-                I915_WRITE(dspbase, Offset);
-                I915_READ(dspbase);
                 I915_WRITE(dspsurf, Start);
-                I915_READ(dspsurf);
                 I915_WRITE(dsptileoff, (y << 16) | x);
+                I915_WRITE(dspbase, Offset);
         } else {
                 I915_WRITE(dspbase, Start + Offset);
-                I915_READ(dspbase);
         }
+        POSTING_READ(dspbase);
 
-        if ((IS_I965G(dev) || plane == 0))
+        if (IS_I965G(dev) || plane == 0)
                 intel_update_fbc(crtc, &crtc->mode);
 
         intel_wait_for_vblank(dev, intel_crtc->pipe);
@@ -1522,7 +1551,6 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                     struct drm_framebuffer *old_fb)
 {
         struct drm_device *dev = crtc->dev;
-        struct drm_i915_private *dev_priv = dev->dev_private;
         struct drm_i915_master_private *master_priv;
         struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
         struct intel_framebuffer *intel_fb;
@@ -1530,13 +1558,6 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
         struct drm_gem_object *obj;
         int pipe = intel_crtc->pipe;
         int plane = intel_crtc->plane;
-        unsigned long Start, Offset;
-        int dspbase = (plane == 0 ? DSPAADDR : DSPBADDR);
-        int dspsurf = (plane == 0 ? DSPASURF : DSPBSURF);
-        int dspstride = (plane == 0) ? DSPASTRIDE : DSPBSTRIDE;
-        int dsptileoff = (plane == 0 ? DSPATILEOFF : DSPBTILEOFF);
-        int dspcntr_reg = (plane == 0) ? DSPACNTR : DSPBCNTR;
-        u32 dspcntr;
         int ret;
 
         /* no fb bound */
@@ -1572,71 +1593,18 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                 return ret;
         }
 
-        dspcntr = I915_READ(dspcntr_reg);
-        /* Mask out pixel format bits in case we change it */
-        dspcntr &= ~DISPPLANE_PIXFORMAT_MASK;
-        switch (crtc->fb->bits_per_pixel) {
-        case 8:
-                dspcntr |= DISPPLANE_8BPP;
-                break;
-        case 16:
-                if (crtc->fb->depth == 15)
-                        dspcntr |= DISPPLANE_15_16BPP;
-                else
-                        dspcntr |= DISPPLANE_16BPP;
-                break;
-        case 24:
-        case 32:
-                if (crtc->fb->depth == 30)
-                        dspcntr |= DISPPLANE_32BPP_30BIT_NO_ALPHA;
-                else
-                        dspcntr |= DISPPLANE_32BPP_NO_ALPHA;
-                break;
-        default:
-                DRM_ERROR("Unknown color depth\n");
+        ret = intel_pipe_set_base_atomic(crtc, crtc->fb, x, y);
+        if (ret) {
                 i915_gem_object_unpin(obj);
                 mutex_unlock(&dev->struct_mutex);
-                return -EINVAL;
-        }
-        if (IS_I965G(dev)) {
-                if (obj_priv->tiling_mode != I915_TILING_NONE)
-                        dspcntr |= DISPPLANE_TILED;
-                else
-                        dspcntr &= ~DISPPLANE_TILED;
-        }
-
-        if (HAS_PCH_SPLIT(dev))
-                /* must disable */
-                dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
-
-        I915_WRITE(dspcntr_reg, dspcntr);
-
-        Start = obj_priv->gtt_offset;
-        Offset = y * crtc->fb->pitch + x * (crtc->fb->bits_per_pixel / 8);
-
-        DRM_DEBUG_KMS("Writing base %08lX %08lX %d %d %d\n",
-                      Start, Offset, x, y, crtc->fb->pitch);
-        I915_WRITE(dspstride, crtc->fb->pitch);
-        if (IS_I965G(dev)) {
-                I915_WRITE(dspsurf, Start);
-                I915_WRITE(dsptileoff, (y << 16) | x);
-                I915_WRITE(dspbase, Offset);
-        } else {
-                I915_WRITE(dspbase, Start + Offset);
+                return ret;
         }
-        POSTING_READ(dspbase);
-
-        if ((IS_I965G(dev) || plane == 0))
-                intel_update_fbc(crtc, &crtc->mode);
-
-        intel_wait_for_vblank(dev, pipe);
 
         if (old_fb) {
                 intel_fb = to_intel_framebuffer(old_fb);
                 obj_priv = to_intel_bo(intel_fb->obj);
                 i915_gem_object_unpin(intel_fb->obj);
         }
-        intel_increase_pllclock(crtc, true);
 
         mutex_unlock(&dev->struct_mutex);
 
@@ -1911,9 +1879,6 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
         int fdi_tx_reg = (pipe == 0) ? FDI_TXA_CTL : FDI_TXB_CTL;
         int fdi_rx_reg = (pipe == 0) ? FDI_RXA_CTL : FDI_RXB_CTL;
         int transconf_reg = (pipe == 0) ? TRANSACONF : TRANSBCONF;
-        int pf_ctl_reg = (pipe == 0) ? PFA_CTL_1 : PFB_CTL_1;
-        int pf_win_size = (pipe == 0) ? PFA_WIN_SZ : PFB_WIN_SZ;
-        int pf_win_pos = (pipe == 0) ? PFA_WIN_POS : PFB_WIN_POS;
         int cpu_htot_reg = (pipe == 0) ? HTOTAL_A : HTOTAL_B;
         int cpu_hblank_reg = (pipe == 0) ? HBLANK_A : HBLANK_B;
         int cpu_hsync_reg = (pipe == 0) ? HSYNC_A : HSYNC_B;
@@ -1982,15 +1947,19 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
                 }
 
                 /* Enable panel fitting for LVDS */
-                if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)
-                    || HAS_eDP || intel_pch_has_edp(crtc)) {
-                        if (dev_priv->pch_pf_size) {
-                                temp = I915_READ(pf_ctl_reg);
-                                I915_WRITE(pf_ctl_reg, temp | PF_ENABLE | PF_FILTER_MED_3x3);
-                                I915_WRITE(pf_win_pos, dev_priv->pch_pf_pos);
-                                I915_WRITE(pf_win_size, dev_priv->pch_pf_size);
-                        } else
-                                I915_WRITE(pf_ctl_reg, temp & ~PF_ENABLE);
+                if (dev_priv->pch_pf_size &&
+                    (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)
+                    || HAS_eDP || intel_pch_has_edp(crtc))) {
+                        /* Force use of hard-coded filter coefficients
+                         * as some pre-programmed values are broken,
+                         * e.g. x201.
+                         */
+                        I915_WRITE(pipe ? PFB_CTL_1 : PFA_CTL_1,
+                                   PF_ENABLE | PF_FILTER_MED_3x3);
+                        I915_WRITE(pipe ? PFB_WIN_POS : PFA_WIN_POS,
+                                   dev_priv->pch_pf_pos);
+                        I915_WRITE(pipe ? PFB_WIN_SZ : PFA_WIN_SZ,
+                                   dev_priv->pch_pf_size);
                 }
 
                 /* Enable CPU pipe */
@@ -2115,7 +2084,7 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
                         I915_WRITE(transconf_reg, temp | TRANS_ENABLE);
                         I915_READ(transconf_reg);
 
-                        if (wait_for(I915_READ(transconf_reg) & TRANS_STATE_ENABLE, 10, 0))
+                        if (wait_for(I915_READ(transconf_reg) & TRANS_STATE_ENABLE, 100, 1))
                                 DRM_ERROR("failed to enable transcoder\n");
                 }
 
@@ -2155,14 +2124,8 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
                 udelay(100);
 
                 /* Disable PF */
-                temp = I915_READ(pf_ctl_reg);
-                if ((temp & PF_ENABLE) != 0) {
-                        I915_WRITE(pf_ctl_reg, temp & ~PF_ENABLE);
-                        I915_READ(pf_ctl_reg);
-                }
-                I915_WRITE(pf_win_size, 0);
-                POSTING_READ(pf_win_size);
-
+                I915_WRITE(pipe ? PFB_CTL_1 : PFA_CTL_1, 0);
+                I915_WRITE(pipe ? PFB_WIN_SZ : PFA_WIN_SZ, 0);
 
                 /* disable CPU FDI tx and PCH FDI rx */
                 temp = I915_READ(fdi_tx_reg);
@@ -2379,13 +2342,13 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
                         I915_READ(dspbase_reg);
                 }
 
-                /* Wait for vblank for the disable to take effect */
-                intel_wait_for_vblank_off(dev, pipe);
-
                 /* Don't disable pipe A or pipe A PLLs if needed */
                 if (pipeconf_reg == PIPEACONF &&
-                    (dev_priv->quirks & QUIRK_PIPEA_FORCE))
+                    (dev_priv->quirks & QUIRK_PIPEA_FORCE)) {
+                        /* Wait for vblank for the disable to take effect */
+                        intel_wait_for_vblank(dev, pipe);
                         goto skip_pipe_off;
+                }
 
                 /* Next, disable display pipes */
                 temp = I915_READ(pipeconf_reg);
@@ -2394,8 +2357,8 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
                         I915_READ(pipeconf_reg);
                 }
 
-                /* Wait for vblank for the disable to take effect. */
-                intel_wait_for_vblank_off(dev, pipe);
+                /* Wait for the pipe to turn off */
+                intel_wait_for_pipe_off(dev, pipe);
 
                 temp = I915_READ(dpll_reg);
                 if ((temp & DPLL_VCO_ENABLE) != 0) {
@@ -2421,6 +2384,9 @@ static void intel_crtc_dpms(struct drm_crtc *crtc, int mode)
         int pipe = intel_crtc->pipe;
         bool enabled;
 
+        if (intel_crtc->dpms_mode == mode)
+                return;
+
         intel_crtc->dpms_mode = mode;
         intel_crtc->cursor_on = mode == DRM_MODE_DPMS_ON;
 
@@ -2511,11 +2477,19 @@ static bool intel_crtc_mode_fixup(struct drm_crtc *crtc,
                                   struct drm_display_mode *adjusted_mode)
 {
         struct drm_device *dev = crtc->dev;
+
         if (HAS_PCH_SPLIT(dev)) {
                 /* FDI link clock is fixed at 2.7G */
                 if (mode->clock * 3 > IRONLAKE_FDI_FREQ * 4)
                         return false;
         }
+
+        /* XXX some encoders set the crtcinfo, others don't.
+         * Obviously we need some form of conflict resolution here...
+         */
+        if (adjusted_mode->crtc_htotal == 0)
+                drm_mode_set_crtcinfo(adjusted_mode, 0);
+
         return true;
 }
 
@@ -2815,14 +2789,8 @@ static unsigned long intel_calculate_wm(unsigned long clock_in_khz,
         /* Don't promote wm_size to unsigned... */
         if (wm_size > (long)wm->max_wm)
                 wm_size = wm->max_wm;
-        if (wm_size <= 0) {
+        if (wm_size <= 0)
                 wm_size = wm->default_wm;
-                DRM_ERROR("Insufficient FIFO for plane, expect flickering:"
-                          " entries required = %ld, available = %lu.\n",
-                          entries_required + wm->guard_size,
-                          wm->fifo_size);
-        }
-
         return wm_size;
 }
 
@@ -3436,8 +3404,7 @@ static void ironlake_update_wm(struct drm_device *dev,  int planea_clock,
                 reg_value = I915_READ(WM1_LP_ILK);
                 reg_value &= ~(WM1_LP_LATENCY_MASK | WM1_LP_SR_MASK |
                                WM1_LP_CURSOR_MASK);
-                reg_value |= WM1_LP_SR_EN |
-                             (ilk_sr_latency << WM1_LP_LATENCY_SHIFT) |
+                reg_value |= (ilk_sr_latency << WM1_LP_LATENCY_SHIFT) |
                              (sr_wm << WM1_LP_SR_SHIFT) | cursor_wm;
 
                 I915_WRITE(WM1_LP_ILK, reg_value);
@@ -3554,10 +3521,9 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
         u32 dpll = 0, fp = 0, fp2 = 0, dspcntr, pipeconf;
         bool ok, has_reduced_clock = false, is_sdvo = false, is_dvo = false;
         bool is_crt = false, is_lvds = false, is_tv = false, is_dp = false;
-        bool is_edp = false;
+        struct intel_encoder *has_edp_encoder = NULL;
         struct drm_mode_config *mode_config = &dev->mode_config;
         struct drm_encoder *encoder;
-        struct intel_encoder *intel_encoder = NULL;
         const intel_limit_t *limit;
         int ret;
         struct fdi_m_n m_n = {0};
@@ -3578,12 +3544,12 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
         drm_vblank_pre_modeset(dev, pipe);
 
         list_for_each_entry(encoder, &mode_config->encoder_list, head) {
+                struct intel_encoder *intel_encoder;
 
-                if (!encoder || encoder->crtc != crtc)
+                if (encoder->crtc != crtc)
                         continue;
 
                 intel_encoder = enc_to_intel_encoder(encoder);
-
                 switch (intel_encoder->type) {
                 case INTEL_OUTPUT_LVDS:
                         is_lvds = true;
@@ -3607,7 +3573,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                         is_dp = true;
                         break;
                 case INTEL_OUTPUT_EDP:
-                        is_edp = true;
+                        has_edp_encoder = intel_encoder;
                         break;
                 }
 
@@ -3685,10 +3651,10 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                 int lane = 0, link_bw, bpp;
                 /* eDP doesn't require FDI link, so just set DP M/N
                    according to current link config */
-                if (is_edp) {
+                if (has_edp_encoder) {
                         target_clock = mode->clock;
-                        intel_edp_link_config(intel_encoder,
-                                        &lane, &link_bw);
+                        intel_edp_link_config(has_edp_encoder,
+                                              &lane, &link_bw);
                 } else {
                         /* DP over FDI requires target mode clock
                            instead of link clock */
@@ -3709,7 +3675,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                                 temp |= PIPE_8BPC;
                         else
                                 temp |= PIPE_6BPC;
-                } else if (is_edp || (is_dp && intel_pch_has_edp(crtc))) {
+                } else if (has_edp_encoder || (is_dp && intel_pch_has_edp(crtc))) {
                         switch (dev_priv->edp_bpp/3) {
                         case 8:
                                 temp |= PIPE_8BPC;
@@ -3782,7 +3748,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 
                 udelay(200);
 
-                if (is_edp) {
+                if (has_edp_encoder) {
                         if (dev_priv->lvds_use_ssc) {
                                 temp |= DREF_SSC1_ENABLE;
                                 I915_WRITE(PCH_DREF_CONTROL, temp);
@@ -3931,7 +3897,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                 dpll_reg = pch_dpll_reg;
         }
 
-        if (!is_edp) {
+        if (!has_edp_encoder) {
                 I915_WRITE(fp_reg, fp);
                 I915_WRITE(dpll_reg, dpll & ~DPLL_VCO_ENABLE);
                 I915_READ(dpll_reg);
@@ -4026,7 +3992,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                 }
         }
 
-        if (!is_edp) {
+        if (!has_edp_encoder) {
                 I915_WRITE(fp_reg, fp);
                 I915_WRITE(dpll_reg, dpll);
                 I915_READ(dpll_reg);
@@ -4105,7 +4071,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                 I915_WRITE(link_m1_reg, m_n.link_m);
                 I915_WRITE(link_n1_reg, m_n.link_n);
 
-                if (is_edp) {
+                if (has_edp_encoder) {
                         ironlake_set_pll_edp(crtc, adjusted_mode->clock);
                 } else {
                         /* enable FDI RX PLL too */
@@ -4911,15 +4877,6 @@ static void intel_crtc_destroy(struct drm_crtc *crtc)
         kfree(intel_crtc);
 }
 
-struct intel_unpin_work {
-        struct work_struct work;
-        struct drm_device *dev;
-        struct drm_gem_object *old_fb_obj;
-        struct drm_gem_object *pending_flip_obj;
-        struct drm_pending_vblank_event *event;
-        int pending;
-};
-
 static void intel_unpin_work_fn(struct work_struct *__work)
 {
         struct intel_unpin_work *work =
@@ -5007,7 +4964,8 @@ void intel_prepare_page_flip(struct drm_device *dev, int plane)
 
         spin_lock_irqsave(&dev->event_lock, flags);
         if (intel_crtc->unpin_work) {
-                intel_crtc->unpin_work->pending = 1;
+                if ((++intel_crtc->unpin_work->pending) > 1)
+                        DRM_ERROR("Prepared flip multiple times\n");
         } else {
                 DRM_DEBUG_DRIVER("preparing flip with no unpin work?\n");
         }
@@ -5026,9 +4984,9 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
         struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
         struct intel_unpin_work *work;
         unsigned long flags, offset;
-        int pipesrc_reg = (intel_crtc->pipe == 0) ? PIPEASRC : PIPEBSRC;
-        int ret, pipesrc;
-        u32 flip_mask;
+        int pipe = intel_crtc->pipe;
+        u32 pf, pipesrc;
+        int ret;
 
         work = kzalloc(sizeof *work, GFP_KERNEL);
         if (work == NULL)
@@ -5077,42 +5035,73 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
         atomic_inc(&obj_priv->pending_flip);
         work->pending_flip_obj = obj;
 
-        if (intel_crtc->plane)
-                flip_mask = MI_WAIT_FOR_PLANE_B_FLIP;
-        else
-                flip_mask = MI_WAIT_FOR_PLANE_A_FLIP;
-
         if (IS_GEN3(dev) || IS_GEN2(dev)) {
+                u32 flip_mask;
+
+                if (intel_crtc->plane)
+                        flip_mask = MI_WAIT_FOR_PLANE_B_FLIP;
+                else
+                        flip_mask = MI_WAIT_FOR_PLANE_A_FLIP;
+
                 BEGIN_LP_RING(2);
                 OUT_RING(MI_WAIT_FOR_EVENT | flip_mask);
                 OUT_RING(0);
                 ADVANCE_LP_RING();
         }
 
+        work->enable_stall_check = true;
+
         /* Offset into the new buffer for cases of shared fbs between CRTCs */
-        offset = obj_priv->gtt_offset;
-        offset += (crtc->y * fb->pitch) + (crtc->x * (fb->bits_per_pixel) / 8);
+        offset = crtc->y * fb->pitch + crtc->x * fb->bits_per_pixel/8;
 
         BEGIN_LP_RING(4);
-        if (IS_I965G(dev)) {
+        switch(INTEL_INFO(dev)->gen) {
+        case 2:
                 OUT_RING(MI_DISPLAY_FLIP |
                          MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
                 OUT_RING(fb->pitch);
-                OUT_RING(offset | obj_priv->tiling_mode);
-                pipesrc = I915_READ(pipesrc_reg); 
-                OUT_RING(pipesrc & 0x0fff0fff);
-        } else if (IS_GEN3(dev)) {
+                OUT_RING(obj_priv->gtt_offset + offset);
+                OUT_RING(MI_NOOP);
+                break;
+
+        case 3:
                 OUT_RING(MI_DISPLAY_FLIP_I915 |
                          MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
                 OUT_RING(fb->pitch);
-                OUT_RING(offset);
+                OUT_RING(obj_priv->gtt_offset + offset);
                 OUT_RING(MI_NOOP);
-        } else {
+                break;
+
+        case 4:
+        case 5:
+                /* i965+ uses the linear or tiled offsets from the
+                 * Display Registers (which do not change across a page-flip)
+                 * so we need only reprogram the base address.
+                 */
                 OUT_RING(MI_DISPLAY_FLIP |
                          MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
                 OUT_RING(fb->pitch);
-                OUT_RING(offset);
-                OUT_RING(MI_NOOP);
+                OUT_RING(obj_priv->gtt_offset | obj_priv->tiling_mode);
+
+                /* XXX Enabling the panel-fitter across page-flip is so far
+                 * untested on non-native modes, so ignore it for now.
+                 * pf = I915_READ(pipe == 0 ? PFA_CTL_1 : PFB_CTL_1) & PF_ENABLE;
+                 */
+                pf = 0;
+                pipesrc = I915_READ(pipe == 0 ? PIPEASRC : PIPEBSRC) & 0x0fff0fff;
+                OUT_RING(pf | pipesrc);
+                break;
+
+        case 6:
+                OUT_RING(MI_DISPLAY_FLIP |
+                         MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
+                OUT_RING(fb->pitch | obj_priv->tiling_mode);
+                OUT_RING(obj_priv->gtt_offset);
+
+                pf = I915_READ(pipe == 0 ? PFA_CTL_1 : PFB_CTL_1) & PF_ENABLE;
+                pipesrc = I915_READ(pipe == 0 ? PIPEASRC : PIPEBSRC) & 0x0fff0fff;
+                OUT_RING(pf | pipesrc);
+                break;
         }
         ADVANCE_LP_RING();
 
@@ -5193,7 +5182,7 @@ static void intel_crtc_init(struct drm_device *dev, int pipe)
         dev_priv->pipe_to_crtc_mapping[intel_crtc->pipe] = &intel_crtc->base;
 
         intel_crtc->cursor_addr = 0;
-        intel_crtc->dpms_mode = DRM_MODE_DPMS_OFF;
+        intel_crtc->dpms_mode = -1;
         drm_crtc_helper_add(&intel_crtc->base, &intel_helper_funcs);
 
         intel_crtc->busy = false;
@@ -5701,6 +5690,9 @@ void intel_init_clock_gating(struct drm_device *dev)
                         I915_WRITE(DISP_ARB_CTL,
                                         (I915_READ(DISP_ARB_CTL) |
                                                 DISP_FBC_WM_DIS));
+                I915_WRITE(WM3_LP_ILK, 0);
+                I915_WRITE(WM2_LP_ILK, 0);
+                I915_WRITE(WM1_LP_ILK, 0);
                 }
                 /*
                  * Based on the document from hardware guys the following bits
@@ -5722,8 +5714,7 @@ void intel_init_clock_gating(struct drm_device *dev)
                                    ILK_DPFC_DIS2 |
                                    ILK_CLK_FBC);
                 }
-                if (IS_GEN6(dev))
-                        return;
+                return;
         } else if (IS_G4X(dev)) {
                 uint32_t dspclk_gate;
                 I915_WRITE(RENCLK_GATE_D1, 0);
@@ -5784,11 +5775,9 @@ void intel_init_clock_gating(struct drm_device *dev)
                                 OUT_RING(MI_FLUSH);
                                 ADVANCE_LP_RING();
                         }
-                } else {
+                } else
                         DRM_DEBUG_KMS("Failed to allocate render context."
-                                      "Disable RC6\n");
-                        return;
-                }
+                                       "Disable RC6\n");
         }
 
         if (I915_HAS_RC6(dev) && drm_core_check_feature(dev, DRIVER_MODESET)) {
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 9caccd03dccb..9ab8708ac6ba 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -239,7 +239,6 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
         uint32_t ch_data = ch_ctl + 4;
         int i;
         int recv_bytes;
-        uint32_t ctl;
         uint32_t status;
         uint32_t aux_clock_divider;
         int try, precharge;
@@ -263,41 +262,43 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
         else
                 precharge = 5;
 
+        if (I915_READ(ch_ctl) & DP_AUX_CH_CTL_SEND_BUSY) {
+                DRM_ERROR("dp_aux_ch not started status 0x%08x\n",
+                          I915_READ(ch_ctl));
+                return -EBUSY;
+        }
+
         /* Must try at least 3 times according to DP spec */
         for (try = 0; try < 5; try++) {
                 /* Load the send data into the aux channel data registers */
-                for (i = 0; i < send_bytes; i += 4) {
-                        uint32_t    d = pack_aux(send + i, send_bytes - i);
-        
-                        I915_WRITE(ch_data + i, d);
-                }
-        
-                ctl = (DP_AUX_CH_CTL_SEND_BUSY |
-                       DP_AUX_CH_CTL_TIME_OUT_400us |
-                       (send_bytes << DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT) |
-                       (precharge << DP_AUX_CH_CTL_PRECHARGE_2US_SHIFT) |
-                       (aux_clock_divider << DP_AUX_CH_CTL_BIT_CLOCK_2X_SHIFT) |
-                       DP_AUX_CH_CTL_DONE |
-                       DP_AUX_CH_CTL_TIME_OUT_ERROR |
-                       DP_AUX_CH_CTL_RECEIVE_ERROR);
+                for (i = 0; i < send_bytes; i += 4)
+                        I915_WRITE(ch_data + i,
+                                   pack_aux(send + i, send_bytes - i));
         
                 /* Send the command and wait for it to complete */
-                I915_WRITE(ch_ctl, ctl);
-                (void) I915_READ(ch_ctl);
+                I915_WRITE(ch_ctl,
+                           DP_AUX_CH_CTL_SEND_BUSY |
+                           DP_AUX_CH_CTL_TIME_OUT_400us |
+                           (send_bytes << DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT) |
+                           (precharge << DP_AUX_CH_CTL_PRECHARGE_2US_SHIFT) |
+                           (aux_clock_divider << DP_AUX_CH_CTL_BIT_CLOCK_2X_SHIFT) |
+                           DP_AUX_CH_CTL_DONE |
+                           DP_AUX_CH_CTL_TIME_OUT_ERROR |
+                           DP_AUX_CH_CTL_RECEIVE_ERROR);
                 for (;;) {
-                        udelay(100);
                         status = I915_READ(ch_ctl);
                         if ((status & DP_AUX_CH_CTL_SEND_BUSY) == 0)
                                 break;
+                        udelay(100);
                 }
         
                 /* Clear done status and any errors */
-                I915_WRITE(ch_ctl, (status |
-                                DP_AUX_CH_CTL_DONE |
-                                DP_AUX_CH_CTL_TIME_OUT_ERROR |
-                                DP_AUX_CH_CTL_RECEIVE_ERROR));
-                (void) I915_READ(ch_ctl);
-                if ((status & DP_AUX_CH_CTL_TIME_OUT_ERROR) == 0)
+                I915_WRITE(ch_ctl,
+                           status |
+                           DP_AUX_CH_CTL_DONE |
+                           DP_AUX_CH_CTL_TIME_OUT_ERROR |
+                           DP_AUX_CH_CTL_RECEIVE_ERROR);
+                if (status & DP_AUX_CH_CTL_DONE)
                         break;
         }
 
@@ -324,15 +325,12 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
         /* Unload any bytes sent back from the other side */
         recv_bytes = ((status & DP_AUX_CH_CTL_MESSAGE_SIZE_MASK) >>
                       DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT);
-
         if (recv_bytes > recv_size)
                 recv_bytes = recv_size;
         
-        for (i = 0; i < recv_bytes; i += 4) {
-                uint32_t    d = I915_READ(ch_data + i);
-
-                unpack_aux(d, recv + i, recv_bytes - i);
-        }
+        for (i = 0; i < recv_bytes; i += 4)
+                unpack_aux(I915_READ(ch_data + i),
+                           recv + i, recv_bytes - i);
 
         return recv_bytes;
 }
@@ -1140,18 +1138,14 @@ static bool
 intel_dp_set_link_train(struct intel_dp *intel_dp,
                         uint32_t dp_reg_value,
                         uint8_t dp_train_pat,
-                        uint8_t train_set[4],
-                        bool first)
+                        uint8_t train_set[4])
 {
         struct drm_device *dev = intel_dp->base.enc.dev;
         struct drm_i915_private *dev_priv = dev->dev_private;
-        struct intel_crtc *intel_crtc = to_intel_crtc(intel_dp->base.enc.crtc);
         int ret;
 
         I915_WRITE(intel_dp->output_reg, dp_reg_value);
         POSTING_READ(intel_dp->output_reg);
-        if (first)
-                intel_wait_for_vblank(dev, intel_crtc->pipe);
 
         intel_dp_aux_native_write_1(intel_dp,
                                     DP_TRAINING_PATTERN_SET,
@@ -1176,10 +1170,15 @@ intel_dp_link_train(struct intel_dp *intel_dp)
         uint8_t voltage;
         bool clock_recovery = false;
         bool channel_eq = false;
-        bool first = true;
         int tries;
         u32 reg;
         uint32_t DP = intel_dp->DP;
+        struct intel_crtc *intel_crtc = to_intel_crtc(intel_dp->base.enc.crtc);
+
+        /* Enable output, wait for it to become active */
+        I915_WRITE(intel_dp->output_reg, intel_dp->DP);
+        POSTING_READ(intel_dp->output_reg);
+        intel_wait_for_vblank(dev, intel_crtc->pipe);
 
         /* Write the link configuration data */
         intel_dp_aux_native_write(intel_dp, DP_LINK_BW_SET,
@@ -1212,9 +1211,8 @@ intel_dp_link_train(struct intel_dp *intel_dp)
                         reg = DP | DP_LINK_TRAIN_PAT_1;
 
                 if (!intel_dp_set_link_train(intel_dp, reg,
-                                             DP_TRAINING_PATTERN_1, train_set, first))
+                                             DP_TRAINING_PATTERN_1, train_set))
                         break;
-                first = false;
                 /* Set training pattern 1 */
 
                 udelay(100);
@@ -1268,8 +1266,7 @@ intel_dp_link_train(struct intel_dp *intel_dp)
 
                 /* channel eq pattern */
                 if (!intel_dp_set_link_train(intel_dp, reg,
-                                             DP_TRAINING_PATTERN_2, train_set,
-                                             false))
+                                             DP_TRAINING_PATTERN_2, train_set))
                         break;
 
                 udelay(400);
@@ -1388,7 +1385,7 @@ ironlake_dp_detect(struct drm_connector *connector)
  * \return false if DP port is disconnected.
  */
 static enum drm_connector_status
-intel_dp_detect(struct drm_connector *connector)
+intel_dp_detect(struct drm_connector *connector, bool force)
 {
         struct drm_encoder *encoder = intel_attached_encoder(connector);
         struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 0e92aa07b382..8828b3ac6414 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -176,6 +176,16 @@ struct intel_crtc {
 #define enc_to_intel_encoder(x) container_of(x, struct intel_encoder, enc)
 #define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
 
+struct intel_unpin_work {
+        struct work_struct work;
+        struct drm_device *dev;
+        struct drm_gem_object *old_fb_obj;
+        struct drm_gem_object *pending_flip_obj;
+        struct drm_pending_vblank_event *event;
+        int pending;
+        bool enable_stall_check;
+};
+
 struct i2c_adapter *intel_i2c_create(struct drm_device *dev, const u32 reg,
                                      const char *name);
 void intel_i2c_destroy(struct i2c_adapter *adapter);
@@ -219,7 +229,6 @@ extern struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
                                                     struct drm_crtc *crtc);
 int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
                                 struct drm_file *file_priv);
-extern void intel_wait_for_vblank_off(struct drm_device *dev, int pipe);
 extern void intel_wait_for_vblank(struct drm_device *dev, int pipe);
 extern struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe);
 extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c
index a399f4b2c1c5..7c9ec1472d46 100644
--- a/drivers/gpu/drm/i915/intel_dvo.c
+++ b/drivers/gpu/drm/i915/intel_dvo.c
@@ -221,7 +221,8 @@ static void intel_dvo_mode_set(struct drm_encoder *encoder,
  *
  * Unimplemented.
  */
-static enum drm_connector_status intel_dvo_detect(struct drm_connector *connector)
+static enum drm_connector_status
+intel_dvo_detect(struct drm_connector *connector, bool force)
 {
         struct drm_encoder *encoder = intel_attached_encoder(connector);
         struct intel_dvo *intel_dvo = enc_to_intel_dvo(encoder);
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index 7bdc96256bf5..56ad9df2ccb5 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -237,8 +237,10 @@ int intel_fbdev_destroy(struct drm_device *dev,
         drm_fb_helper_fini(&ifbdev->helper);
 
         drm_framebuffer_cleanup(&ifb->base);
-        if (ifb->obj)
+        if (ifb->obj) {
+                drm_gem_object_handle_unreference(ifb->obj);
                 drm_gem_object_unreference(ifb->obj);
+        }
 
         return 0;
 }
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index ccd4c97e6524..926934a482ec 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -139,7 +139,7 @@ static bool intel_hdmi_mode_fixup(struct drm_encoder *encoder,
 }
 
 static enum drm_connector_status
-intel_hdmi_detect(struct drm_connector *connector)
+intel_hdmi_detect(struct drm_connector *connector, bool force)
 {
         struct drm_encoder *encoder = intel_attached_encoder(connector);
         struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index b819c1081147..6ec39a86ed06 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -445,7 +445,8 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder,
  * connected and closed means disconnected.  We also send hotplug events as
  * needed, using lid status notification from the input layer.
  */
-static enum drm_connector_status intel_lvds_detect(struct drm_connector *connector)
+static enum drm_connector_status
+intel_lvds_detect(struct drm_connector *connector, bool force)
 {
         struct drm_device *dev = connector->dev;
         enum drm_connector_status status = connector_status_connected;
@@ -540,7 +541,9 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
          * the LID nofication event.
          */
         if (connector)
-                connector->status = connector->funcs->detect(connector);
+                connector->status = connector->funcs->detect(connector,
+                                                             false);
+
         /* Don't force modeset on machines where it causes a GPU lockup */
         if (dmi_check_system(intel_no_modeset_on_lid))
                 return NOTIFY_OK;
@@ -875,8 +878,6 @@ void intel_lvds_init(struct drm_device *dev)
 
         intel_encoder->clone_mask = (1 << INTEL_LVDS_CLONE_BIT);
         intel_encoder->crtc_mask = (1 << 1);
-        if (IS_I965G(dev))
-                intel_encoder->crtc_mask |= (1 << 0);
         drm_encoder_helper_add(encoder, &intel_lvds_helper_funcs);
         drm_connector_helper_add(connector, &intel_lvds_connector_helper_funcs);
         connector->display_info.subpixel_order = SubPixelHorizontalRGB;
diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index 4f00390d7c61..1d306a458be6 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -25,6 +25,8 @@
  *
  * Derived from Xorg ddx, xf86-video-intel, src/i830_video.c
  */
+
+#include <linux/seq_file.h>
 #include "drmP.h"
 #include "drm.h"
 #include "i915_drm.h"
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 51e9c9e718c4..cb3508f78bc3 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -220,9 +220,13 @@ static int init_render_ring(struct drm_device *dev,
 {
         drm_i915_private_t *dev_priv = dev->dev_private;
         int ret = init_ring_common(dev, ring);
+        int mode;
+
         if (IS_I9XX(dev) && !IS_GEN3(dev)) {
-                I915_WRITE(MI_MODE,
-                                (VS_TIMER_DISPATCH) << 16 | VS_TIMER_DISPATCH);
+                mode = VS_TIMER_DISPATCH << 16 | VS_TIMER_DISPATCH;
+                if (IS_GEN6(dev))
+                        mode |= MI_FLUSH_ENABLE << 16 | MI_FLUSH_ENABLE;
+                I915_WRITE(MI_MODE, mode);
         }
         return ret;
 }
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 093e914e8a41..ee73e428a84a 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -1061,8 +1061,9 @@ static bool intel_sdvo_mode_fixup(struct drm_encoder *encoder,
                 if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo, mode))
                         return false;
 
-                if (!intel_sdvo_set_input_timings_for_mode(intel_sdvo, mode, adjusted_mode))
-                        return false;
+                (void) intel_sdvo_set_input_timings_for_mode(intel_sdvo,
+                                                             mode,
+                                                             adjusted_mode);
         } else if (intel_sdvo->is_lvds) {
                 drm_mode_set_crtcinfo(intel_sdvo->sdvo_lvds_fixed_mode, 0);
 
@@ -1070,8 +1071,9 @@ static bool intel_sdvo_mode_fixup(struct drm_encoder *encoder,
                                                             intel_sdvo->sdvo_lvds_fixed_mode))
                         return false;
 
-                if (!intel_sdvo_set_input_timings_for_mode(intel_sdvo, mode, adjusted_mode))
-                        return false;
+                (void) intel_sdvo_set_input_timings_for_mode(intel_sdvo,
+                                                             mode,
+                                                             adjusted_mode);
         }
 
         /* Make the CRTC code factor in the SDVO pixel multiplier.  The
@@ -1108,10 +1110,9 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
         in_out.in0 = intel_sdvo->attached_output;
         in_out.in1 = 0;
 
-        if (!intel_sdvo_set_value(intel_sdvo,
-                                  SDVO_CMD_SET_IN_OUT_MAP,
-                                  &in_out, sizeof(in_out)))
-                return;
+        intel_sdvo_set_value(intel_sdvo,
+                             SDVO_CMD_SET_IN_OUT_MAP,
+                             &in_out, sizeof(in_out));
 
         if (intel_sdvo->is_hdmi) {
                 if (!intel_sdvo_set_avi_infoframe(intel_sdvo, mode))
@@ -1122,11 +1123,9 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
 
         /* We have tried to get input timing in mode_fixup, and filled into
            adjusted_mode */
-        if (intel_sdvo->is_tv || intel_sdvo->is_lvds) {
-                intel_sdvo_get_dtd_from_mode(&input_dtd, adjusted_mode);
+        intel_sdvo_get_dtd_from_mode(&input_dtd, adjusted_mode);
+        if (intel_sdvo->is_tv || intel_sdvo->is_lvds)
                 input_dtd.part2.sdvo_flags = intel_sdvo->sdvo_flags;
-        } else
-                intel_sdvo_get_dtd_from_mode(&input_dtd, mode);
 
         /* If it's a TV, we already set the output timing in mode_fixup.
          * Otherwise, the output timing is equal to the input timing.
@@ -1137,8 +1136,7 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
                                                   intel_sdvo->attached_output))
                         return;
 
-                if (!intel_sdvo_set_output_timing(intel_sdvo, &input_dtd))
-                        return;
+                (void) intel_sdvo_set_output_timing(intel_sdvo, &input_dtd);
         }
 
         /* Set the input timing to the screen. Assume always input 0. */
@@ -1165,8 +1163,7 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
                 intel_sdvo_set_input_timing(encoder, &input_dtd);
         }
 #else
-        if (!intel_sdvo_set_input_timing(intel_sdvo, &input_dtd))
-                return;
+        (void) intel_sdvo_set_input_timing(intel_sdvo, &input_dtd);
 #endif
 
         sdvo_pixel_multiply = intel_sdvo_get_pixel_multiplier(mode);
@@ -1420,7 +1417,7 @@ intel_analog_is_connected(struct drm_device *dev)
         if (!analog_connector)
                 return false;
 
-        if (analog_connector->funcs->detect(analog_connector) ==
+        if (analog_connector->funcs->detect(analog_connector, false) ==
                         connector_status_disconnected)
                 return false;
 
@@ -1489,7 +1486,8 @@ intel_sdvo_hdmi_sink_detect(struct drm_connector *connector)
         return status;
 }
 
-static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connector)
+static enum drm_connector_status
+intel_sdvo_detect(struct drm_connector *connector, bool force)
 {
         uint16_t response;
         struct drm_encoder *encoder = intel_attached_encoder(connector);
@@ -1932,6 +1930,41 @@ static const struct drm_encoder_funcs intel_sdvo_enc_funcs = {
         .destroy = intel_sdvo_enc_destroy,
 };
 
+static void
+intel_sdvo_guess_ddc_bus(struct intel_sdvo *sdvo)
+{
+        uint16_t mask = 0;
+        unsigned int num_bits;
+
+        /* Make a mask of outputs less than or equal to our own priority in the
+         * list.
+         */
+        switch (sdvo->controlled_output) {
+        case SDVO_OUTPUT_LVDS1:
+                mask |= SDVO_OUTPUT_LVDS1;
+        case SDVO_OUTPUT_LVDS0:
+                mask |= SDVO_OUTPUT_LVDS0;
+        case SDVO_OUTPUT_TMDS1:
+                mask |= SDVO_OUTPUT_TMDS1;
+        case SDVO_OUTPUT_TMDS0:
+                mask |= SDVO_OUTPUT_TMDS0;
+        case SDVO_OUTPUT_RGB1:
+                mask |= SDVO_OUTPUT_RGB1;
+        case SDVO_OUTPUT_RGB0:
+                mask |= SDVO_OUTPUT_RGB0;
+                break;
+        }
+
+        /* Count bits to find what number we are in the priority list. */
+        mask &= sdvo->caps.output_flags;
+        num_bits = hweight16(mask);
+        /* If more than 3 outputs, default to DDC bus 3 for now. */
+        if (num_bits > 3)
+                num_bits = 3;
+
+        /* Corresponds to SDVO_CONTROL_BUS_DDCx */
+        sdvo->ddc_bus = 1 << num_bits;
+}
 
 /**
  * Choose the appropriate DDC bus for control bus switch command for this
@@ -1951,7 +1984,10 @@ intel_sdvo_select_ddc_bus(struct drm_i915_private *dev_priv,
         else
                 mapping = &(dev_priv->sdvo_mappings[1]);
 
-        sdvo->ddc_bus = 1 << ((mapping->ddc_pin & 0xf0) >> 4);
+        if (mapping->initialized)
+                sdvo->ddc_bus = 1 << ((mapping->ddc_pin & 0xf0) >> 4);
+        else
+                intel_sdvo_guess_ddc_bus(sdvo);
 }
 
 static bool
@@ -2134,8 +2170,7 @@ intel_sdvo_tv_init(struct intel_sdvo *intel_sdvo, int type)
         return true;
 
 err:
-        intel_sdvo_destroy_enhance_property(connector);
-        kfree(intel_sdvo_connector);
+        intel_sdvo_destroy(connector);
         return false;
 }
 
@@ -2207,8 +2242,7 @@ intel_sdvo_lvds_init(struct intel_sdvo *intel_sdvo, int device)
         return true;
 
 err:
-        intel_sdvo_destroy_enhance_property(connector);
-        kfree(intel_sdvo_connector);
+        intel_sdvo_destroy(connector);
         return false;
 }
 
@@ -2486,11 +2520,10 @@ static bool intel_sdvo_create_enhance_property(struct intel_sdvo *intel_sdvo,
                 uint16_t response;
         } enhancements;
 
-        if (!intel_sdvo_get_value(intel_sdvo,
-                                  SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS,
-                                  &enhancements, sizeof(enhancements)))
-                return false;
-
+        enhancements.response = 0;
+        intel_sdvo_get_value(intel_sdvo,
+                             SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS,
+                             &enhancements, sizeof(enhancements));
         if (enhancements.response == 0) {
                 DRM_DEBUG_KMS("No enhancement is supported\n");
                 return true;
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index d2029efee982..4a117e318a73 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1231,7 +1231,6 @@ intel_tv_detect_type (struct intel_tv *intel_tv)
         struct drm_encoder *encoder = &intel_tv->base.enc;
         struct drm_device *dev = encoder->dev;
         struct drm_i915_private *dev_priv = dev->dev_private;
-        struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
         unsigned long irqflags;
         u32 tv_ctl, save_tv_ctl;
         u32 tv_dac, save_tv_dac;
@@ -1268,11 +1267,15 @@ intel_tv_detect_type (struct intel_tv *intel_tv)
                    DAC_C_0_7_V);
         I915_WRITE(TV_CTL, tv_ctl);
         I915_WRITE(TV_DAC, tv_dac);
-        intel_wait_for_vblank(dev, intel_crtc->pipe);
+        POSTING_READ(TV_DAC);
+        msleep(20);
+
         tv_dac = I915_READ(TV_DAC);
         I915_WRITE(TV_DAC, save_tv_dac);
         I915_WRITE(TV_CTL, save_tv_ctl);
-        intel_wait_for_vblank(dev, intel_crtc->pipe);
+        POSTING_READ(TV_CTL);
+        msleep(20);
+
         /*
          *  A B C
          *  0 1 1 Composite
@@ -1338,7 +1341,7 @@ static void intel_tv_find_better_format(struct drm_connector *connector)
  * we have a pipe programmed in order to probe the TV.
  */
 static enum drm_connector_status
-intel_tv_detect(struct drm_connector *connector)
+intel_tv_detect(struct drm_connector *connector, bool force)
 {
         struct drm_display_mode mode;
         struct drm_encoder *encoder = intel_attached_encoder(connector);
@@ -1350,7 +1353,7 @@ intel_tv_detect(struct drm_connector *connector)
 
         if (encoder->crtc && encoder->crtc->enabled) {
                 type = intel_tv_detect_type(intel_tv);
-        } else {
+        } else if (force) {
                 struct drm_crtc *crtc;
                 int dpms_mode;
 
@@ -1361,10 +1364,9 @@ intel_tv_detect(struct drm_connector *connector)
                         intel_release_load_detect_pipe(&intel_tv->base, connector,
                                                        dpms_mode);
                 } else
-                        type = -1;
-        }
-
-        intel_tv->type = type;
+                        return connector_status_unknown;
+        } else
+                return connector->status;
 
         if (type < 0)
                 return connector_status_disconnected;
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index a1473fff06ac..fc737037f751 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -168,7 +168,7 @@ nouveau_connector_set_encoder(struct drm_connector *connector,
 }
 
 static enum drm_connector_status
-nouveau_connector_detect(struct drm_connector *connector)
+nouveau_connector_detect(struct drm_connector *connector, bool force)
 {
         struct drm_device *dev = connector->dev;
         struct nouveau_connector *nv_connector = nouveau_connector(connector);
@@ -246,7 +246,7 @@ detect_analog:
 }
 
 static enum drm_connector_status
-nouveau_connector_detect_lvds(struct drm_connector *connector)
+nouveau_connector_detect_lvds(struct drm_connector *connector, bool force)
 {
         struct drm_device *dev = connector->dev;
         struct drm_nouveau_private *dev_priv = dev->dev_private;
@@ -267,7 +267,7 @@ nouveau_connector_detect_lvds(struct drm_connector *connector)
 
         /* Try retrieving EDID via DDC */
         if (!dev_priv->vbios.fp_no_ddc) {
-                status = nouveau_connector_detect(connector);
+                status = nouveau_connector_detect(connector, force);
                 if (status == connector_status_connected)
                         goto out;
         }
@@ -558,8 +558,10 @@ nouveau_connector_get_modes(struct drm_connector *connector)
         if (nv_encoder->dcb->type == OUTPUT_LVDS &&
             (nv_encoder->dcb->lvdsconf.use_straps_for_mode ||
              dev_priv->vbios.fp_no_ddc) && nouveau_bios_fp_mode(dev, NULL)) {
-                nv_connector->native_mode = drm_mode_create(dev);
-                nouveau_bios_fp_mode(dev, nv_connector->native_mode);
+                struct drm_display_mode mode;
+
+                nouveau_bios_fp_mode(dev, &mode);
+                nv_connector->native_mode = drm_mode_duplicate(dev, &mode);
         }
 
         /* Find the native mode if this is a digital panel, if we didn't
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index dbd30b2e43fd..d2047713dc59 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -352,6 +352,7 @@ nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev)
 
         if (nouveau_fb->nvbo) {
                 nouveau_bo_unmap(nouveau_fb->nvbo);
+                drm_gem_object_handle_unreference_unlocked(nouveau_fb->nvbo->gem);
                 drm_gem_object_unreference_unlocked(nouveau_fb->nvbo->gem);
                 nouveau_fb->nvbo = NULL;
         }
diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c
index 6b208ffafa8d..87ac21ec23d2 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fence.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fence.c
@@ -64,16 +64,17 @@ nouveau_fence_update(struct nouveau_channel *chan)
         struct nouveau_fence *fence;
         uint32_t sequence;
 
+        spin_lock(&chan->fence.lock);
+
         if (USE_REFCNT)
                 sequence = nvchan_rd32(chan, 0x48);
         else
                 sequence = atomic_read(&chan->fence.last_sequence_irq);
 
         if (chan->fence.sequence_ack == sequence)
-                return;
+                goto out;
         chan->fence.sequence_ack = sequence;
 
-        spin_lock(&chan->fence.lock);
         list_for_each_safe(entry, tmp, &chan->fence.pending) {
                 fence = list_entry(entry, struct nouveau_fence, entry);
 
@@ -85,6 +86,7 @@ nouveau_fence_update(struct nouveau_channel *chan)
                 if (sequence == chan->fence.sequence_ack)
                         break;
         }
+out:
         spin_unlock(&chan->fence.lock);
 }
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 581c67cd7b24..19620a6709f5 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -167,11 +167,9 @@ nouveau_gem_ioctl_new(struct drm_device *dev, void *data,
                 goto out;
 
         ret = drm_gem_handle_create(file_priv, nvbo->gem, &req->info.handle);
+        /* drop reference from allocate - handle holds it now */
+        drm_gem_object_unreference_unlocked(nvbo->gem);
 out:
-        drm_gem_object_handle_unreference_unlocked(nvbo->gem);
-
-        if (ret)
-                drm_gem_object_unreference_unlocked(nvbo->gem);
         return ret;
 }
 
@@ -245,7 +243,7 @@ validate_fini_list(struct list_head *list, struct nouveau_fence *fence)
                 list_del(&nvbo->entry);
                 nvbo->reserved_by = NULL;
                 ttm_bo_unreserve(&nvbo->bo);
-                drm_gem_object_unreference(nvbo->gem);
+                drm_gem_object_unreference_unlocked(nvbo->gem);
         }
 }
 
@@ -300,7 +298,7 @@ retry:
                         validate_fini(op, NULL);
                         if (ret == -EAGAIN)
                                 ret = ttm_bo_wait_unreserved(&nvbo->bo, false);
-                        drm_gem_object_unreference(gem);
+                        drm_gem_object_unreference_unlocked(gem);
                         if (ret) {
                                 NV_ERROR(dev, "fail reserve\n");
                                 return ret;
@@ -616,8 +614,6 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data,
                 return PTR_ERR(bo);
         }
 
-        mutex_lock(&dev->struct_mutex);
-
         /* Mark push buffers as being used on PFIFO, the validation code
          * will then make sure that if the pushbuf bo moves, that they
          * happen on the kernel channel, which will in turn cause a sync
@@ -731,7 +727,6 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data,
 out:
         validate_fini(&op, fence);
         nouveau_fence_unref((void**)&fence);
-        mutex_unlock(&dev->struct_mutex);
         kfree(bo);
         kfree(push);
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_notifier.c b/drivers/gpu/drm/nouveau/nouveau_notifier.c
index 3ec181ff50ce..3c9964a8fbad 100644
--- a/drivers/gpu/drm/nouveau/nouveau_notifier.c
+++ b/drivers/gpu/drm/nouveau/nouveau_notifier.c
@@ -79,6 +79,7 @@ nouveau_notifier_takedown_channel(struct nouveau_channel *chan)
         mutex_lock(&dev->struct_mutex);
         nouveau_bo_unpin(chan->notifier_bo);
         mutex_unlock(&dev->struct_mutex);
+        drm_gem_object_handle_unreference_unlocked(chan->notifier_bo->gem);
         drm_gem_object_unreference_unlocked(chan->notifier_bo->gem);
         drm_mm_takedown(&chan->notifier_heap);
 }
diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c
index c95bf9b681dd..91ef93cf1f35 100644
--- a/drivers/gpu/drm/nouveau/nv50_instmem.c
+++ b/drivers/gpu/drm/nouveau/nv50_instmem.c
@@ -139,6 +139,8 @@ nv50_instmem_init(struct drm_device *dev)
         chan->file_priv = (struct drm_file *)-2;
         dev_priv->fifos[0] = dev_priv->fifos[127] = chan;
 
+        INIT_LIST_HEAD(&chan->ramht_refs);
+
         /* Channel's PRAMIN object + heap */
         ret = nouveau_gpuobj_new_fake(dev, 0, c_offset, c_size, 0,
                                                         NULL, &chan->ramin);
diff --git a/drivers/gpu/drm/radeon/atombios.h b/drivers/gpu/drm/radeon/atombios.h
index 1bc72c3190a9..fe359a239df3 100644
--- a/drivers/gpu/drm/radeon/atombios.h
+++ b/drivers/gpu/drm/radeon/atombios.h
@@ -4999,7 +4999,7 @@ typedef struct _SW_I2C_IO_DATA_PARAMETERS
 #define SW_I2C_CNTL_WRITE1BIT 6
 
 //==============================VESA definition Portion===============================
-#define VESA_OEM_PRODUCT_REV                                '01.00'
+#define VESA_OEM_PRODUCT_REV                                "01.00"
 #define VESA_MODE_ATTRIBUTE_MODE_SUPPORT             0xBB       //refer to VBE spec p.32, no TTY support
 #define VESA_MODE_WIN_ATTRIBUTE                                              7
 #define VESA_WIN_SIZE                                                                                        64
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 577239a24fd5..cd0290f946cf 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -332,6 +332,11 @@ static void atombios_crtc_set_timing(struct drm_crtc *crtc,
         args.usV_SyncWidth =
                 cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
 
+        args.ucOverscanRight = radeon_crtc->h_border;
+        args.ucOverscanLeft = radeon_crtc->h_border;
+        args.ucOverscanBottom = radeon_crtc->v_border;
+        args.ucOverscanTop = radeon_crtc->v_border;
+
         if (mode->flags & DRM_MODE_FLAG_NVSYNC)
                 misc |= ATOM_VSYNC_POLARITY;
         if (mode->flags & DRM_MODE_FLAG_NHSYNC)
@@ -534,6 +539,21 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                                         pll->algo = PLL_ALGO_LEGACY;
                                         pll->flags |= RADEON_PLL_PREFER_CLOSEST_LOWER;
                                 }
+                                /* There is some evidence (often anecdotal) that RV515/RV620 LVDS
+                                 * (on some boards at least) prefers the legacy algo.  I'm not
+                                 * sure whether this should handled generically or on a
+                                 * case-by-case quirk basis.  Both algos should work fine in the
+                                 * majority of cases.
+                                 */
+                                if ((radeon_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT)) &&
+                                    ((rdev->family == CHIP_RV515) ||
+                                     (rdev->family == CHIP_RV620))) {
+                                        /* allow the user to overrride just in case */
+                                        if (radeon_new_pll == 1)
+                                                pll->algo = PLL_ALGO_NEW;
+                                        else
+                                                pll->algo = PLL_ALGO_LEGACY;
+                                }
                         } else {
                                 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC)
                                         pll->flags |= RADEON_PLL_NO_ODD_POST_DIV;
@@ -1056,11 +1076,11 @@ static int avivo_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 
         if (rdev->family >= CHIP_RV770) {
                 if (radeon_crtc->crtc_id) {
-                        WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
-                        WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
+                        WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
+                        WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
                 } else {
-                        WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
-                        WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
+                        WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
+                        WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
                 }
         }
         WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
@@ -1197,8 +1217,18 @@ int atombios_crtc_mode_set(struct drm_crtc *crtc,
         struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
         struct drm_device *dev = crtc->dev;
         struct radeon_device *rdev = dev->dev_private;
+        struct drm_encoder *encoder;
+        bool is_tvcv = false;
 
-        /* TODO color tiling */
+        list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+                /* find tv std */
+                if (encoder->crtc == crtc) {
+                        struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+                        if (radeon_encoder->active_device &
+                            (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
+                                is_tvcv = true;
+                }
+        }
 
         atombios_disable_ss(crtc);
         /* always set DCPLL */
@@ -1207,9 +1237,14 @@ int atombios_crtc_mode_set(struct drm_crtc *crtc,
         atombios_crtc_set_pll(crtc, adjusted_mode);
         atombios_enable_ss(crtc);
 
-        if (ASIC_IS_AVIVO(rdev))
+        if (ASIC_IS_DCE4(rdev))
                 atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
-        else {
+        else if (ASIC_IS_AVIVO(rdev)) {
+                if (is_tvcv)
+                        atombios_crtc_set_timing(crtc, adjusted_mode);
+                else
+                        atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
+        } else {
                 atombios_crtc_set_timing(crtc, adjusted_mode);
                 if (radeon_crtc->crtc_id == 0)
                         atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 957d5067ad9c..79082d4398ae 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -675,6 +675,43 @@ static int evergreen_cp_load_microcode(struct radeon_device *rdev)
         return 0;
 }
 
+static int evergreen_cp_start(struct radeon_device *rdev)
+{
+        int r;
+        uint32_t cp_me;
+
+        r = radeon_ring_lock(rdev, 7);
+        if (r) {
+                DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
+                return r;
+        }
+        radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
+        radeon_ring_write(rdev, 0x1);
+        radeon_ring_write(rdev, 0x0);
+        radeon_ring_write(rdev, rdev->config.evergreen.max_hw_contexts - 1);
+        radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
+        radeon_ring_write(rdev, 0);
+        radeon_ring_write(rdev, 0);
+        radeon_ring_unlock_commit(rdev);
+
+        cp_me = 0xff;
+        WREG32(CP_ME_CNTL, cp_me);
+
+        r = radeon_ring_lock(rdev, 4);
+        if (r) {
+                DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
+                return r;
+        }
+        /* init some VGT regs */
+        radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
+        radeon_ring_write(rdev, (VGT_VERTEX_REUSE_BLOCK_CNTL - PACKET3_SET_CONTEXT_REG_START) >> 2);
+        radeon_ring_write(rdev, 0xe);
+        radeon_ring_write(rdev, 0x10);
+        radeon_ring_unlock_commit(rdev);
+
+        return 0;
+}
+
 int evergreen_cp_resume(struct radeon_device *rdev)
 {
         u32 tmp;
@@ -719,7 +756,7 @@ int evergreen_cp_resume(struct radeon_device *rdev)
         rdev->cp.rptr = RREG32(CP_RB_RPTR);
         rdev->cp.wptr = RREG32(CP_RB_WPTR);
 
-        r600_cp_start(rdev);
+        evergreen_cp_start(rdev);
         rdev->cp.ready = true;
         r = radeon_ring_test(rdev);
         if (r) {
@@ -1123,14 +1160,25 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
                                                                         EVERGREEN_MAX_BACKENDS_MASK));
                         break;
                 }
-        } else
-                gb_backend_map =
-                        evergreen_get_tile_pipe_to_backend_map(rdev,
-                                                               rdev->config.evergreen.max_tile_pipes,
-                                                               rdev->config.evergreen.max_backends,
-                                                               ((EVERGREEN_MAX_BACKENDS_MASK <<
-                                                                 rdev->config.evergreen.max_backends) &
-                                                                EVERGREEN_MAX_BACKENDS_MASK));
+        } else {
+                switch (rdev->family) {
+                case CHIP_CYPRESS:
+                case CHIP_HEMLOCK:
+                        gb_backend_map = 0x66442200;
+                        break;
+                case CHIP_JUNIPER:
+                        gb_backend_map = 0x00006420;
+                        break;
+                default:
+                        gb_backend_map =
+                                evergreen_get_tile_pipe_to_backend_map(rdev,
+                                                                       rdev->config.evergreen.max_tile_pipes,
+                                                                       rdev->config.evergreen.max_backends,
+                                                                       ((EVERGREEN_MAX_BACKENDS_MASK <<
+                                                                         rdev->config.evergreen.max_backends) &
+                                                                        EVERGREEN_MAX_BACKENDS_MASK));
+                }
+        }
 
         rdev->config.evergreen.tile_config = gb_addr_config;
         WREG32(GB_BACKEND_MAP, gb_backend_map);
@@ -2054,11 +2102,6 @@ int evergreen_resume(struct radeon_device *rdev)
          */
         /* post card */
         atom_asic_init(rdev->mode_info.atom_context);
-        /* Initialize clocks */
-        r = radeon_clocks_init(rdev);
-        if (r) {
-                return r;
-        }
 
         r = evergreen_startup(rdev);
         if (r) {
@@ -2164,9 +2207,6 @@ int evergreen_init(struct radeon_device *rdev)
         radeon_surface_init(rdev);
         /* Initialize clocks */
         radeon_get_clock_info(rdev->ddev);
-        r = radeon_clocks_init(rdev);
-        if (r)
-                return r;
         /* Fence driver */
         r = radeon_fence_driver_init(rdev);
         if (r)
@@ -2236,7 +2276,6 @@ void evergreen_fini(struct radeon_device *rdev)
         evergreen_pcie_gart_fini(rdev);
         radeon_gem_fini(rdev);
         radeon_fence_driver_fini(rdev);
-        radeon_clocks_fini(rdev);
         radeon_agp_fini(rdev);
         radeon_bo_fini(rdev);
         radeon_atombios_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index e817a0bb5eb4..e151f16a8f86 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -2020,18 +2020,7 @@ bool r100_gpu_cp_is_lockup(struct radeon_device *rdev, struct r100_gpu_lockup *l
                 return false;
         }
         elapsed = jiffies_to_msecs(cjiffies - lockup->last_jiffies);
-        if (elapsed >= 3000) {
-                /* very likely the improbable case where current
-                 * rptr is equal to last recorded, a while ago, rptr
-                 * this is more likely a false positive update tracking
-                 * information which should force us to be recall at
-                 * latter point
-                 */
-                lockup->last_cp_rptr = cp->rptr;
-                lockup->last_jiffies = jiffies;
-                return false;
-        }
-        if (elapsed >= 1000) {
+        if (elapsed >= 10000) {
                 dev_err(rdev->dev, "GPU lockup CP stall for more than %lumsec\n", elapsed);
                 return true;
         }
@@ -3308,13 +3297,14 @@ int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track)
         unsigned long size;
         unsigned prim_walk;
         unsigned nverts;
+        unsigned num_cb = track->num_cb;
 
-        for (i = 0; i < track->num_cb; i++) {
+        if (!track->zb_cb_clear && !track->color_channel_mask &&
+            !track->blend_read_enable)
+                num_cb = 0;
+
+        for (i = 0; i < num_cb; i++) {
                 if (track->cb[i].robj == NULL) {
-                        if (!(track->zb_cb_clear || track->color_channel_mask ||
-                              track->blend_read_enable)) {
-                                continue;
-                        }
                         DRM_ERROR("[drm] No buffer for color buffer %d !\n", i);
                         return -EINVAL;
                 }
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index d0ebae9dde25..7a04959ba0ee 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2119,10 +2119,7 @@ int r600_cp_start(struct radeon_device *rdev)
         }
         radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
         radeon_ring_write(rdev, 0x1);
-        if (rdev->family >= CHIP_CEDAR) {
-                radeon_ring_write(rdev, 0x0);
-                radeon_ring_write(rdev, rdev->config.evergreen.max_hw_contexts - 1);
-        } else if (rdev->family >= CHIP_RV770) {
+        if (rdev->family >= CHIP_RV770) {
                 radeon_ring_write(rdev, 0x0);
                 radeon_ring_write(rdev, rdev->config.rv770.max_hw_contexts - 1);
         } else {
@@ -2489,11 +2486,6 @@ int r600_resume(struct radeon_device *rdev)
          */
         /* post card */
         atom_asic_init(rdev->mode_info.atom_context);
-        /* Initialize clocks */
-        r = radeon_clocks_init(rdev);
-        if (r) {
-                return r;
-        }
 
         r = r600_startup(rdev);
         if (r) {
@@ -2586,9 +2578,6 @@ int r600_init(struct radeon_device *rdev)
         radeon_surface_init(rdev);
         /* Initialize clocks */
         radeon_get_clock_info(rdev->ddev);
-        r = radeon_clocks_init(rdev);
-        if (r)
-                return r;
         /* Fence driver */
         r = radeon_fence_driver_init(rdev);
         if (r)
@@ -2663,7 +2652,6 @@ void r600_fini(struct radeon_device *rdev)
         radeon_agp_fini(rdev);
         radeon_gem_fini(rdev);
         radeon_fence_driver_fini(rdev);
-        radeon_clocks_fini(rdev);
         radeon_bo_fini(rdev);
         radeon_atombios_fini(rdev);
         kfree(rdev->bios);
@@ -2741,7 +2729,7 @@ int r600_ib_test(struct radeon_device *rdev)
         if (i < rdev->usec_timeout) {
                 DRM_INFO("ib test succeeded in %u usecs\n", i);
         } else {
-                DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n",
+                DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n",
                           scratch, tmp);
                 r = -EINVAL;
         }
@@ -3540,8 +3528,9 @@ void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
         /* r7xx hw bug.  write to HDP_DEBUG1 followed by fb read
          * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
          */
-        if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740)) {
-                void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
+        if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
+            rdev->vram_scratch.ptr) {
+                void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
                 u32 tmp;
 
                 WREG32(HDP_DEBUG1, 0);
diff --git a/drivers/gpu/drm/radeon/r600_blit_kms.c b/drivers/gpu/drm/radeon/r600_blit_kms.c
index d13622ae74e9..9ceb2a1ce799 100644
--- a/drivers/gpu/drm/radeon/r600_blit_kms.c
+++ b/drivers/gpu/drm/radeon/r600_blit_kms.c
@@ -1,3 +1,28 @@
+/*
+ * Copyright 2009 Advanced Micro Devices, Inc.
+ * Copyright 2009 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ */
+
 #include "drmP.h"
 #include "drm.h"
 #include "radeon_drm.h"
diff --git a/drivers/gpu/drm/radeon/r600_blit_shaders.h b/drivers/gpu/drm/radeon/r600_blit_shaders.h
index fdc3b378cbb0..f437d36dd98c 100644
--- a/drivers/gpu/drm/radeon/r600_blit_shaders.h
+++ b/drivers/gpu/drm/radeon/r600_blit_shaders.h
@@ -1,3 +1,27 @@
+/*
+ * Copyright 2009 Advanced Micro Devices, Inc.
+ * Copyright 2009 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ */
 
 #ifndef R600_BLIT_SHADERS_H
 #define R600_BLIT_SHADERS_H
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index d8864949e387..250a3a918193 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -1170,9 +1170,8 @@ static inline int r600_check_texture_resource(struct radeon_cs_parser *p,  u32 i
         /* using get ib will give us the offset into the mipmap bo */
         word0 = radeon_get_ib_value(p, idx + 3) << 8;
         if ((mipmap_size + word0) > radeon_bo_size(mipmap)) {
-                dev_warn(p->dev, "mipmap bo too small (%d %d %d %d %d %d -> %d have %ld)\n",
-                        w0, h0, bpe, blevel, nlevels, word0, mipmap_size, radeon_bo_size(texture));
-                return -EINVAL;
+                /*dev_warn(p->dev, "mipmap bo too small (%d %d %d %d %d %d -> %d have %ld)\n",
+                  w0, h0, bpe, blevel, nlevels, word0, mipmap_size, radeon_bo_size(texture));*/
         }
         return 0;
 }
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 3dfcfa3ca425..a168d644bf9e 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1013,6 +1013,11 @@ int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data,
 int radeon_gem_get_tiling_ioctl(struct drm_device *dev, void *data,
                                 struct drm_file *filp);
 
+/* VRAM scratch page for HDP bug */
+struct r700_vram_scratch {
+        struct radeon_bo                *robj;
+        volatile uint32_t               *ptr;
+};
 
 /*
  * Core structure, functions and helpers.
@@ -1079,6 +1084,7 @@ struct radeon_device {
         const struct firmware *pfp_fw;  /* r6/700 PFP firmware */
         const struct firmware *rlc_fw;  /* r6/700 RLC firmware */
         struct r600_blit r600_blit;
+        struct r700_vram_scratch vram_scratch;
         int msi_enabled; /* msi enabled */
         struct r600_ih ih; /* r6/700 interrupt ring */
         struct workqueue_struct *wq;
@@ -1333,8 +1339,6 @@ extern bool radeon_card_posted(struct radeon_device *rdev);
 extern void radeon_update_bandwidth_info(struct radeon_device *rdev);
 extern void radeon_update_display_priority(struct radeon_device *rdev);
 extern bool radeon_boot_test_post_card(struct radeon_device *rdev);
-extern int radeon_clocks_init(struct radeon_device *rdev);
-extern void radeon_clocks_fini(struct radeon_device *rdev);
 extern void radeon_scratch_init(struct radeon_device *rdev);
 extern void radeon_surface_init(struct radeon_device *rdev);
 extern int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data);
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index a21bf88e8c2d..25e1dd197791 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -858,21 +858,3 @@ int radeon_asic_init(struct radeon_device *rdev)
         return 0;
 }
 
-/*
- * Wrapper around modesetting bits. Move to radeon_clocks.c?
- */
-int radeon_clocks_init(struct radeon_device *rdev)
-{
-        int r;
-
-        r = radeon_static_clocks_init(rdev->ddev);
-        if (r) {
-                return r;
-        }
-        DRM_INFO("Clocks initialized !\n");
-        return 0;
-}
-
-void radeon_clocks_fini(struct radeon_device *rdev)
-{
-}
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 61141981880d..68932ba7b8a4 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -85,6 +85,19 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev
                 for (i = 0; i < num_indices; i++) {
                         gpio = &i2c_info->asGPIO_Info[i];
 
+                        /* some evergreen boards have bad data for this entry */
+                        if (ASIC_IS_DCE4(rdev)) {
+                                if ((i == 7) &&
+                                    (gpio->usClkMaskRegisterIndex == 0x1936) &&
+                                    (gpio->sucI2cId.ucAccess == 0)) {
+                                        gpio->sucI2cId.ucAccess = 0x97;
+                                        gpio->ucDataMaskShift = 8;
+                                        gpio->ucDataEnShift = 8;
+                                        gpio->ucDataY_Shift = 8;
+                                        gpio->ucDataA_Shift = 8;
+                                }
+                        }
+
                         if (gpio->sucI2cId.ucAccess == id) {
                                 i2c.mask_clk_reg = le16_to_cpu(gpio->usClkMaskRegisterIndex) * 4;
                                 i2c.mask_data_reg = le16_to_cpu(gpio->usDataMaskRegisterIndex) * 4;
@@ -147,6 +160,20 @@ void radeon_atombios_i2c_init(struct radeon_device *rdev)
                 for (i = 0; i < num_indices; i++) {
                         gpio = &i2c_info->asGPIO_Info[i];
                         i2c.valid = false;
+
+                        /* some evergreen boards have bad data for this entry */
+                        if (ASIC_IS_DCE4(rdev)) {
+                                if ((i == 7) &&
+                                    (gpio->usClkMaskRegisterIndex == 0x1936) &&
+                                    (gpio->sucI2cId.ucAccess == 0)) {
+                                        gpio->sucI2cId.ucAccess = 0x97;
+                                        gpio->ucDataMaskShift = 8;
+                                        gpio->ucDataEnShift = 8;
+                                        gpio->ucDataY_Shift = 8;
+                                        gpio->ucDataA_Shift = 8;
+                                }
+                        }
+
                         i2c.mask_clk_reg = le16_to_cpu(gpio->usClkMaskRegisterIndex) * 4;
                         i2c.mask_data_reg = le16_to_cpu(gpio->usDataMaskRegisterIndex) * 4;
                         i2c.en_clk_reg = le16_to_cpu(gpio->usClkEnRegisterIndex) * 4;
@@ -290,6 +317,15 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
                         *connector_type = DRM_MODE_CONNECTOR_DVID;
         }
 
+        /* MSI K9A2GM V2/V3 board has no HDMI or DVI */
+        if ((dev->pdev->device == 0x796e) &&
+            (dev->pdev->subsystem_vendor == 0x1462) &&
+            (dev->pdev->subsystem_device == 0x7302)) {
+                if ((supported_device == ATOM_DEVICE_DFP2_SUPPORT) ||
+                    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
+                        return false;
+        }
+
         /* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */
         if ((dev->pdev->device == 0x7941) &&
             (dev->pdev->subsystem_vendor == 0x147b) &&
diff --git a/drivers/gpu/drm/radeon/radeon_clocks.c b/drivers/gpu/drm/radeon/radeon_clocks.c
index 14448a740ba6..5249af8931e6 100644
--- a/drivers/gpu/drm/radeon/radeon_clocks.c
+++ b/drivers/gpu/drm/radeon/radeon_clocks.c
@@ -327,6 +327,14 @@ void radeon_get_clock_info(struct drm_device *dev)
         mpll->max_feedback_div = 0xff;
         mpll->best_vco = 0;
 
+        if (!rdev->clock.default_sclk)
+                rdev->clock.default_sclk = radeon_get_engine_clock(rdev);
+        if ((!rdev->clock.default_mclk) && rdev->asic->get_memory_clock)
+                rdev->clock.default_mclk = radeon_get_memory_clock(rdev);
+
+        rdev->pm.current_sclk = rdev->clock.default_sclk;
+        rdev->pm.current_mclk = rdev->clock.default_mclk;
+
 }
 
 /* 10 khz */
@@ -897,53 +905,3 @@ void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable)
         }
 }
 
-static void radeon_apply_clock_quirks(struct radeon_device *rdev)
-{
-        uint32_t tmp;
-
-        /* XXX make sure engine is idle */
-
-        if (rdev->family < CHIP_RS600) {
-                tmp = RREG32_PLL(RADEON_SCLK_CNTL);
-                if (ASIC_IS_R300(rdev) || ASIC_IS_RV100(rdev))
-                        tmp |= RADEON_SCLK_FORCE_CP | RADEON_SCLK_FORCE_VIP;
-                if ((rdev->family == CHIP_RV250)
-                    || (rdev->family == CHIP_RV280))
-                        tmp |=
-                            RADEON_SCLK_FORCE_DISP1 | RADEON_SCLK_FORCE_DISP2;
-                if ((rdev->family == CHIP_RV350)
-                    || (rdev->family == CHIP_RV380))
-                        tmp |= R300_SCLK_FORCE_VAP;
-                if (rdev->family == CHIP_R420)
-                        tmp |= R300_SCLK_FORCE_PX | R300_SCLK_FORCE_TX;
-                WREG32_PLL(RADEON_SCLK_CNTL, tmp);
-        } else if (rdev->family < CHIP_R600) {
-                tmp = RREG32_PLL(AVIVO_CP_DYN_CNTL);
-                tmp |= AVIVO_CP_FORCEON;
-                WREG32_PLL(AVIVO_CP_DYN_CNTL, tmp);
-
-                tmp = RREG32_PLL(AVIVO_E2_DYN_CNTL);
-                tmp |= AVIVO_E2_FORCEON;
-                WREG32_PLL(AVIVO_E2_DYN_CNTL, tmp);
-
-                tmp = RREG32_PLL(AVIVO_IDCT_DYN_CNTL);
-                tmp |= AVIVO_IDCT_FORCEON;
-                WREG32_PLL(AVIVO_IDCT_DYN_CNTL, tmp);
-        }
-}
-
-int radeon_static_clocks_init(struct drm_device *dev)
-{
-        struct radeon_device *rdev = dev->dev_private;
-
-        /* XXX make sure engine is idle */
-
-        if (radeon_dynclks != -1) {
-                if (radeon_dynclks) {
-                        if (rdev->asic->set_clock_gating)
-                                radeon_set_clock_gating(rdev, 1);
-                }
-        }
-        radeon_apply_clock_quirks(rdev);
-        return 0;
-}
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index bd74e428bd14..a04b7a6ad95f 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -1485,6 +1485,11 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
                         /* PowerMac8,1 ? */
                         /* imac g5 isight */
                         rdev->mode_info.connector_table = CT_IMAC_G5_ISIGHT;
+                } else if ((rdev->pdev->device == 0x4a48) &&
+                           (rdev->pdev->subsystem_vendor == 0x1002) &&
+                           (rdev->pdev->subsystem_device == 0x4a48)) {
+                        /* Mac X800 */
+                        rdev->mode_info.connector_table = CT_MAC_X800;
                 } else
 #endif /* CONFIG_PPC_PMAC */
 #ifdef CONFIG_PPC64
@@ -1961,6 +1966,48 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
                                             CONNECTOR_OBJECT_ID_VGA,
                                             &hpd);
                 break;
+        case CT_MAC_X800:
+                DRM_INFO("Connector Table: %d (mac x800)\n",
+                         rdev->mode_info.connector_table);
+                /* DVI - primary dac, internal tmds */
+                ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
+                hpd.hpd = RADEON_HPD_1; /* ??? */
+                radeon_add_legacy_encoder(dev,
+                                          radeon_get_encoder_enum(dev,
+                                                                  ATOM_DEVICE_DFP1_SUPPORT,
+                                                                  0),
+                                          ATOM_DEVICE_DFP1_SUPPORT);
+                radeon_add_legacy_encoder(dev,
+                                          radeon_get_encoder_enum(dev,
+                                                                  ATOM_DEVICE_CRT1_SUPPORT,
+                                                                  1),
+                                          ATOM_DEVICE_CRT1_SUPPORT);
+                radeon_add_legacy_connector(dev, 0,
+                                            ATOM_DEVICE_DFP1_SUPPORT |
+                                            ATOM_DEVICE_CRT1_SUPPORT,
+                                            DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
+                                            CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
+                                            &hpd);
+                /* DVI - tv dac, dvo */
+                ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
+                hpd.hpd = RADEON_HPD_2; /* ??? */
+                radeon_add_legacy_encoder(dev,
+                                          radeon_get_encoder_enum(dev,
+                                                                  ATOM_DEVICE_DFP2_SUPPORT,
+                                                                  0),
+                                          ATOM_DEVICE_DFP2_SUPPORT);
+                radeon_add_legacy_encoder(dev,
+                                          radeon_get_encoder_enum(dev,
+                                                                  ATOM_DEVICE_CRT2_SUPPORT,
+                                                                  2),
+                                          ATOM_DEVICE_CRT2_SUPPORT);
+                radeon_add_legacy_connector(dev, 1,
+                                            ATOM_DEVICE_DFP2_SUPPORT |
+                                            ATOM_DEVICE_CRT2_SUPPORT,
+                                            DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
+                                            CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
+                                            &hpd);
+                break;
         default:
                 DRM_INFO("Connector table: %d (invalid)\n",
                          rdev->mode_info.connector_table);
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 1a5ee392e9c7..ecc1a8fafbfd 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -481,7 +481,8 @@ static int radeon_lvds_mode_valid(struct drm_connector *connector,
         return MODE_OK;
 }
 
-static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector)
+static enum drm_connector_status
+radeon_lvds_detect(struct drm_connector *connector, bool force)
 {
         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
         struct drm_encoder *encoder = radeon_best_single_encoder(connector);
@@ -594,7 +595,8 @@ static int radeon_vga_mode_valid(struct drm_connector *connector,
         return MODE_OK;
 }
 
-static enum drm_connector_status radeon_vga_detect(struct drm_connector *connector)
+static enum drm_connector_status
+radeon_vga_detect(struct drm_connector *connector, bool force)
 {
         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
         struct drm_encoder *encoder;
@@ -691,7 +693,8 @@ static int radeon_tv_mode_valid(struct drm_connector *connector,
         return MODE_OK;
 }
 
-static enum drm_connector_status radeon_tv_detect(struct drm_connector *connector)
+static enum drm_connector_status
+radeon_tv_detect(struct drm_connector *connector, bool force)
 {
         struct drm_encoder *encoder;
         struct drm_encoder_helper_funcs *encoder_funcs;
@@ -748,7 +751,8 @@ static int radeon_dvi_get_modes(struct drm_connector *connector)
  * we have to check if this analog encoder is shared with anyone else (TV)
  * if its shared we have to set the other connector to disconnected.
  */
-static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connector)
+static enum drm_connector_status
+radeon_dvi_detect(struct drm_connector *connector, bool force)
 {
         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
         struct drm_encoder *encoder = NULL;
@@ -972,7 +976,8 @@ static int radeon_dp_get_modes(struct drm_connector *connector)
         return ret;
 }
 
-static enum drm_connector_status radeon_dp_detect(struct drm_connector *connector)
+static enum drm_connector_status
+radeon_dp_detect(struct drm_connector *connector, bool force)
 {
         struct radeon_connector *radeon_connector = to_radeon_connector(connector);
         enum drm_connector_status ret = connector_status_disconnected;
@@ -1051,10 +1056,16 @@ radeon_add_atom_connector(struct drm_device *dev,
         uint32_t subpixel_order = SubPixelNone;
         bool shared_ddc = false;
 
-        /* fixme - tv/cv/din */
         if (connector_type == DRM_MODE_CONNECTOR_Unknown)
                 return;
 
+        /* if the user selected tv=0 don't try and add the connector */
+        if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
+             (connector_type == DRM_MODE_CONNECTOR_Composite) ||
+             (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
+            (radeon_tv == 0))
+                return;
+
         /* see if we already added it */
         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
                 radeon_connector = to_radeon_connector(connector);
@@ -1209,19 +1220,17 @@ radeon_add_atom_connector(struct drm_device *dev,
         case DRM_MODE_CONNECTOR_SVIDEO:
         case DRM_MODE_CONNECTOR_Composite:
         case DRM_MODE_CONNECTOR_9PinDIN:
-                if (radeon_tv == 1) {
-                        drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
-                        drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
-                        radeon_connector->dac_load_detect = true;
-                        drm_connector_attach_property(&radeon_connector->base,
-                                                      rdev->mode_info.load_detect_property,
-                                                      1);
-                        drm_connector_attach_property(&radeon_connector->base,
-                                                      rdev->mode_info.tv_std_property,
-                                                      radeon_atombios_get_tv_info(rdev));
-                        /* no HPD on analog connectors */
-                        radeon_connector->hpd.hpd = RADEON_HPD_NONE;
-                }
+                drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
+                drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
+                radeon_connector->dac_load_detect = true;
+                drm_connector_attach_property(&radeon_connector->base,
+                                              rdev->mode_info.load_detect_property,
+                                              1);
+                drm_connector_attach_property(&radeon_connector->base,
+                                              rdev->mode_info.tv_std_property,
+                                              radeon_atombios_get_tv_info(rdev));
+                /* no HPD on analog connectors */
+                radeon_connector->hpd.hpd = RADEON_HPD_NONE;
                 break;
         case DRM_MODE_CONNECTOR_LVDS:
                 radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
@@ -1272,10 +1281,16 @@ radeon_add_legacy_connector(struct drm_device *dev,
         struct radeon_connector *radeon_connector;
         uint32_t subpixel_order = SubPixelNone;
 
-        /* fixme - tv/cv/din */
         if (connector_type == DRM_MODE_CONNECTOR_Unknown)
                 return;
 
+        /* if the user selected tv=0 don't try and add the connector */
+        if (((connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
+             (connector_type == DRM_MODE_CONNECTOR_Composite) ||
+             (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) &&
+            (radeon_tv == 0))
+                return;
+
         /* see if we already added it */
         list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
                 radeon_connector = to_radeon_connector(connector);
@@ -1347,26 +1362,24 @@ radeon_add_legacy_connector(struct drm_device *dev,
         case DRM_MODE_CONNECTOR_SVIDEO:
         case DRM_MODE_CONNECTOR_Composite:
         case DRM_MODE_CONNECTOR_9PinDIN:
-                if (radeon_tv == 1) {
-                        drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
-                        drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
-                        radeon_connector->dac_load_detect = true;
-                        /* RS400,RC410,RS480 chipset seems to report a lot
-                         * of false positive on load detect, we haven't yet
-                         * found a way to make load detect reliable on those
-                         * chipset, thus just disable it for TV.
-                         */
-                        if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
-                                radeon_connector->dac_load_detect = false;
-                        drm_connector_attach_property(&radeon_connector->base,
-                                                      rdev->mode_info.load_detect_property,
-                                                      radeon_connector->dac_load_detect);
-                        drm_connector_attach_property(&radeon_connector->base,
-                                                      rdev->mode_info.tv_std_property,
-                                                      radeon_combios_get_tv_info(rdev));
-                        /* no HPD on analog connectors */
-                        radeon_connector->hpd.hpd = RADEON_HPD_NONE;
-                }
+                drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
+                drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
+                radeon_connector->dac_load_detect = true;
+                /* RS400,RC410,RS480 chipset seems to report a lot
+                 * of false positive on load detect, we haven't yet
+                 * found a way to make load detect reliable on those
+                 * chipset, thus just disable it for TV.
+                 */
+                if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
+                        radeon_connector->dac_load_detect = false;
+                drm_connector_attach_property(&radeon_connector->base,
+                                              rdev->mode_info.load_detect_property,
+                                              radeon_connector->dac_load_detect);
+                drm_connector_attach_property(&radeon_connector->base,
+                                              rdev->mode_info.tv_std_property,
+                                              radeon_combios_get_tv_info(rdev));
+                /* no HPD on analog connectors */
+                radeon_connector->hpd.hpd = RADEON_HPD_NONE;
                 break;
         case DRM_MODE_CONNECTOR_LVDS:
                 drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 69b3c2291e92..256d204a6d24 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -293,30 +293,20 @@ bool radeon_card_posted(struct radeon_device *rdev)
 void radeon_update_bandwidth_info(struct radeon_device *rdev)
 {
         fixed20_12 a;
-        u32 sclk, mclk;
+        u32 sclk = rdev->pm.current_sclk;
+        u32 mclk = rdev->pm.current_mclk;
 
-        if (rdev->flags & RADEON_IS_IGP) {
-                sclk = radeon_get_engine_clock(rdev);
-                mclk = rdev->clock.default_mclk;
-
-                a.full = dfixed_const(100);
-                rdev->pm.sclk.full = dfixed_const(sclk);
-                rdev->pm.sclk.full = dfixed_div(rdev->pm.sclk, a);
-                rdev->pm.mclk.full = dfixed_const(mclk);
-                rdev->pm.mclk.full = dfixed_div(rdev->pm.mclk, a);
+        /* sclk/mclk in Mhz */
+        a.full = dfixed_const(100);
+        rdev->pm.sclk.full = dfixed_const(sclk);
+        rdev->pm.sclk.full = dfixed_div(rdev->pm.sclk, a);
+        rdev->pm.mclk.full = dfixed_const(mclk);
+        rdev->pm.mclk.full = dfixed_div(rdev->pm.mclk, a);
 
+        if (rdev->flags & RADEON_IS_IGP) {
                 a.full = dfixed_const(16);
                 /* core_bandwidth = sclk(Mhz) * 16 */
                 rdev->pm.core_bandwidth.full = dfixed_div(rdev->pm.sclk, a);
-        } else {
-                sclk = radeon_get_engine_clock(rdev);
-                mclk = radeon_get_memory_clock(rdev);
-
-                a.full = dfixed_const(100);
-                rdev->pm.sclk.full = dfixed_const(sclk);
-                rdev->pm.sclk.full = dfixed_div(rdev->pm.sclk, a);
-                rdev->pm.mclk.full = dfixed_const(mclk);
-                rdev->pm.mclk.full = dfixed_div(rdev->pm.mclk, a);
         }
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 6dd434ad2429..b92d2f2fcbed 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -349,6 +349,8 @@ static void radeon_print_display_setup(struct drm_device *dev)
                                         DRM_INFO("    DFP4: %s\n", encoder_names[radeon_encoder->encoder_id]);
                                 if (devices & ATOM_DEVICE_DFP5_SUPPORT)
                                         DRM_INFO("    DFP5: %s\n", encoder_names[radeon_encoder->encoder_id]);
+                                if (devices & ATOM_DEVICE_DFP6_SUPPORT)
+                                        DRM_INFO("    DFP6: %s\n", encoder_names[radeon_encoder->encoder_id]);
                                 if (devices & ATOM_DEVICE_TV1_SUPPORT)
                                         DRM_INFO("    TV1: %s\n", encoder_names[radeon_encoder->encoder_id]);
                                 if (devices & ATOM_DEVICE_CV_SUPPORT)
@@ -841,8 +843,9 @@ static void radeon_user_framebuffer_destroy(struct drm_framebuffer *fb)
 {
         struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb);
 
-        if (radeon_fb->obj)
+        if (radeon_fb->obj) {
                 drm_gem_object_unreference_unlocked(radeon_fb->obj);
+        }
         drm_framebuffer_cleanup(fb);
         kfree(radeon_fb);
 }
@@ -1140,17 +1143,18 @@ bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
                                 radeon_crtc->rmx_type = radeon_encoder->rmx_type;
                         else
                                 radeon_crtc->rmx_type = RMX_OFF;
-                        src_v = crtc->mode.vdisplay;
-                        dst_v = radeon_crtc->native_mode.vdisplay;
-                        src_h = crtc->mode.hdisplay;
-                        dst_h = radeon_crtc->native_mode.vdisplay;
                         /* copy native mode */
                         memcpy(&radeon_crtc->native_mode,
                                &radeon_encoder->native_mode,
                                 sizeof(struct drm_display_mode));
+                        src_v = crtc->mode.vdisplay;
+                        dst_v = radeon_crtc->native_mode.vdisplay;
+                        src_h = crtc->mode.hdisplay;
+                        dst_h = radeon_crtc->native_mode.hdisplay;
 
                         /* fix up for overscan on hdmi */
                         if (ASIC_IS_AVIVO(rdev) &&
+                            (!(mode->flags & DRM_MODE_FLAG_INTERLACE)) &&
                             ((radeon_encoder->underscan_type == UNDERSCAN_ON) ||
                              ((radeon_encoder->underscan_type == UNDERSCAN_AUTO) &&
                               drm_detect_hdmi_monitor(radeon_connector->edid) &&
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index c74a8b20d941..9cdf6a35bc2c 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -94,8 +94,10 @@ static void radeonfb_destroy_pinned_object(struct drm_gem_object *gobj)
         ret = radeon_bo_reserve(rbo, false);
         if (likely(ret == 0)) {
                 radeon_bo_kunmap(rbo);
+                radeon_bo_unpin(rbo);
                 radeon_bo_unreserve(rbo);
         }
+        drm_gem_object_handle_unreference(gobj);
         drm_gem_object_unreference_unlocked(gobj);
 }
 
@@ -325,8 +327,6 @@ static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfb
 {
         struct fb_info *info;
         struct radeon_framebuffer *rfb = &rfbdev->rfb;
-        struct radeon_bo *rbo;
-        int r;
 
         if (rfbdev->helper.fbdev) {
                 info = rfbdev->helper.fbdev;
@@ -338,14 +338,8 @@ static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfb
         }
 
         if (rfb->obj) {
-                rbo = rfb->obj->driver_private;
-                r = radeon_bo_reserve(rbo, false);
-                if (likely(r == 0)) {
-                        radeon_bo_kunmap(rbo);
-                        radeon_bo_unpin(rbo);
-                        radeon_bo_unreserve(rbo);
-                }
-                drm_gem_object_unreference_unlocked(rfb->obj);
+                radeonfb_destroy_pinned_object(rfb->obj);
+                rfb->obj = NULL;
         }
         drm_fb_helper_fini(&rfbdev->helper);
         drm_framebuffer_cleanup(&rfb->base);
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index c578f265b24c..d1e595d91723 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -201,11 +201,11 @@ int radeon_gem_create_ioctl(struct drm_device *dev, void *data,
                 return r;
         }
         r = drm_gem_handle_create(filp, gobj, &handle);
+        /* drop reference from allocate - handle holds it now */
+        drm_gem_object_unreference_unlocked(gobj);
         if (r) {
-                drm_gem_object_unreference_unlocked(gobj);
                 return r;
         }
-        drm_gem_object_handle_unreference_unlocked(gobj);
         args->handle = handle;
         return 0;
 }
diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c
index 0416804d8f30..6a13ee38a5b9 100644
--- a/drivers/gpu/drm/radeon/radeon_i2c.c
+++ b/drivers/gpu/drm/radeon/radeon_i2c.c
@@ -213,7 +213,7 @@ static void post_xfer(struct i2c_adapter *i2c_adap)
 
 static u32 radeon_get_i2c_prescale(struct radeon_device *rdev)
 {
-        u32 sclk = radeon_get_engine_clock(rdev);
+        u32 sclk = rdev->pm.current_sclk;
         u32 prescale = 0;
         u32 nm;
         u8 n, m, loop;
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 5eee3c41d124..8fbbe1c6ebbd 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -203,6 +203,10 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
  */
 int radeon_driver_firstopen_kms(struct drm_device *dev)
 {
+        struct radeon_device *rdev = dev->dev_private;
+
+        if (rdev->powered_down)
+                return -EINVAL;
         return 0;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 8f93e2b4b0c8..17a6602b5885 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -204,7 +204,7 @@ struct radeon_i2c_chan {
 
 /* mostly for macs, but really any system without connector tables */
 enum radeon_connector_table {
-        CT_NONE,
+        CT_NONE = 0,
         CT_GENERIC,
         CT_IBOOK,
         CT_POWERBOOK_EXTERNAL,
@@ -215,6 +215,7 @@ enum radeon_connector_table {
         CT_IMAC_G5_ISIGHT,
         CT_EMAC,
         CT_RN50_POWER,
+        CT_MAC_X800,
 };
 
 enum radeon_dvo_chip {
@@ -600,7 +601,6 @@ extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct d
 void radeon_enc_destroy(struct drm_encoder *encoder);
 void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
 void radeon_combios_asic_init(struct drm_device *dev);
-extern int radeon_static_clocks_init(struct drm_device *dev);
 bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
                                         struct drm_display_mode *mode,
                                         struct drm_display_mode *adjusted_mode);
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index f1c796810117..bfa59db374d2 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -905,6 +905,54 @@ static void rv770_gpu_init(struct radeon_device *rdev)
 
 }
 
+static int rv770_vram_scratch_init(struct radeon_device *rdev)
+{
+        int r;
+        u64 gpu_addr;
+
+        if (rdev->vram_scratch.robj == NULL) {
+                r = radeon_bo_create(rdev, NULL, RADEON_GPU_PAGE_SIZE,
+                                        true, RADEON_GEM_DOMAIN_VRAM,
+                                        &rdev->vram_scratch.robj);
+                if (r) {
+                        return r;
+                }
+        }
+
+        r = radeon_bo_reserve(rdev->vram_scratch.robj, false);
+        if (unlikely(r != 0))
+                return r;
+        r = radeon_bo_pin(rdev->vram_scratch.robj,
+                          RADEON_GEM_DOMAIN_VRAM, &gpu_addr);
+        if (r) {
+                radeon_bo_unreserve(rdev->vram_scratch.robj);
+                return r;
+        }
+        r = radeon_bo_kmap(rdev->vram_scratch.robj,
+                                (void **)&rdev->vram_scratch.ptr);
+        if (r)
+                radeon_bo_unpin(rdev->vram_scratch.robj);
+        radeon_bo_unreserve(rdev->vram_scratch.robj);
+
+        return r;
+}
+
+static void rv770_vram_scratch_fini(struct radeon_device *rdev)
+{
+        int r;
+
+        if (rdev->vram_scratch.robj == NULL) {
+                return;
+        }
+        r = radeon_bo_reserve(rdev->vram_scratch.robj, false);
+        if (likely(r == 0)) {
+                radeon_bo_kunmap(rdev->vram_scratch.robj);
+                radeon_bo_unpin(rdev->vram_scratch.robj);
+                radeon_bo_unreserve(rdev->vram_scratch.robj);
+        }
+        radeon_bo_unref(&rdev->vram_scratch.robj);
+}
+
 int rv770_mc_init(struct radeon_device *rdev)
 {
         u32 tmp;
@@ -970,6 +1018,9 @@ static int rv770_startup(struct radeon_device *rdev)
                 if (r)
                         return r;
         }
+        r = rv770_vram_scratch_init(rdev);
+        if (r)
+                return r;
         rv770_gpu_init(rdev);
         r = r600_blit_init(rdev);
         if (r) {
@@ -1023,11 +1074,6 @@ int rv770_resume(struct radeon_device *rdev)
          */
         /* post card */
         atom_asic_init(rdev->mode_info.atom_context);
-        /* Initialize clocks */
-        r = radeon_clocks_init(rdev);
-        if (r) {
-                return r;
-        }
 
         r = rv770_startup(rdev);
         if (r) {
@@ -1118,9 +1164,6 @@ int rv770_init(struct radeon_device *rdev)
         radeon_surface_init(rdev);
         /* Initialize clocks */
         radeon_get_clock_info(rdev->ddev);
-        r = radeon_clocks_init(rdev);
-        if (r)
-                return r;
         /* Fence driver */
         r = radeon_fence_driver_init(rdev);
         if (r)
@@ -1195,9 +1238,9 @@ void rv770_fini(struct radeon_device *rdev)
         r600_irq_fini(rdev);
         radeon_irq_kms_fini(rdev);
         rv770_pcie_gart_fini(rdev);
+        rv770_vram_scratch_fini(rdev);
         radeon_gem_fini(rdev);
         radeon_fence_driver_fini(rdev);
-        radeon_clocks_fini(rdev);
         radeon_agp_fini(rdev);
         radeon_bo_fini(rdev);
         radeon_atombios_fini(rdev);
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index 7cffb3e04232..3451a82adba7 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -351,6 +351,7 @@ static int ttm_buffer_object_transfer(struct ttm_buffer_object *bo,
         INIT_LIST_HEAD(&fbo->lru);
         INIT_LIST_HEAD(&fbo->swap);
         fbo->vm_node = NULL;
+        atomic_set(&fbo->cpu_writers, 0);
 
         fbo->sync_obj = driver->sync_obj_ref(bo->sync_obj);
         kref_init(&fbo->list_kref);
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c
index ca904799f018..b1e02fffd3cc 100644
--- a/drivers/gpu/drm/ttm/ttm_page_alloc.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c
@@ -69,7 +69,7 @@ struct ttm_page_pool {
         spinlock_t              lock;
         bool                    fill_lock;
         struct list_head        list;
-        int                     gfp_flags;
+        gfp_t                   gfp_flags;
         unsigned                npages;
         char                    *name;
         unsigned long           nfrees;
@@ -475,7 +475,7 @@ static void ttm_handle_caching_state_failure(struct list_head *pages,
  * This function is reentrant if caller updates count depending on number of
  * pages returned in pages array.
  */
-static int ttm_alloc_new_pages(struct list_head *pages, int gfp_flags,
+static int ttm_alloc_new_pages(struct list_head *pages, gfp_t gfp_flags,
                 int ttm_flags, enum ttm_caching_state cstate, unsigned count)
 {
         struct page **caching_array;
@@ -666,7 +666,7 @@ int ttm_get_pages(struct list_head *pages, int flags,
 {
         struct ttm_page_pool *pool = ttm_get_pool(flags, cstate);
         struct page *p = NULL;
-        int gfp_flags = GFP_USER;
+        gfp_t gfp_flags = GFP_USER;
         int r;
 
         /* set zero flag for page allocation if required */
@@ -818,7 +818,7 @@ int ttm_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages)
         return 0;
 }
 
-void ttm_page_alloc_fini()
+void ttm_page_alloc_fini(void)
 {
         int i;
 
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 72ec2e2b6e97..a96ed6d9d010 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -148,13 +148,16 @@ static struct pci_device_id vmw_pci_id_list[] = {
         {0, 0, 0}
 };
 
-static char *vmw_devname = "vmwgfx";
+static int enable_fbdev;
 
 static int vmw_probe(struct pci_dev *, const struct pci_device_id *);
 static void vmw_master_init(struct vmw_master *);
 static int vmwgfx_pm_notifier(struct notifier_block *nb, unsigned long val,
                               void *ptr);
 
+MODULE_PARM_DESC(enable_fbdev, "Enable vmwgfx fbdev");
+module_param_named(enable_fbdev, enable_fbdev, int, 0600);
+
 static void vmw_print_capabilities(uint32_t capabilities)
 {
         DRM_INFO("Capabilities:\n");
@@ -192,8 +195,6 @@ static int vmw_request_device(struct vmw_private *dev_priv)
 {
         int ret;
 
-        vmw_kms_save_vga(dev_priv);
-
         ret = vmw_fifo_init(dev_priv, &dev_priv->fifo);
         if (unlikely(ret != 0)) {
                 DRM_ERROR("Unable to initialize FIFO.\n");
@@ -206,9 +207,35 @@ static int vmw_request_device(struct vmw_private *dev_priv)
 static void vmw_release_device(struct vmw_private *dev_priv)
 {
         vmw_fifo_release(dev_priv, &dev_priv->fifo);
-        vmw_kms_restore_vga(dev_priv);
 }
 
+int vmw_3d_resource_inc(struct vmw_private *dev_priv)
+{
+        int ret = 0;
+
+        mutex_lock(&dev_priv->release_mutex);
+        if (unlikely(dev_priv->num_3d_resources++ == 0)) {
+                ret = vmw_request_device(dev_priv);
+                if (unlikely(ret != 0))
+                        --dev_priv->num_3d_resources;
+        }
+        mutex_unlock(&dev_priv->release_mutex);
+        return ret;
+}
+
+
+void vmw_3d_resource_dec(struct vmw_private *dev_priv)
+{
+        int32_t n3d;
+
+        mutex_lock(&dev_priv->release_mutex);
+        if (unlikely(--dev_priv->num_3d_resources == 0))
+                vmw_release_device(dev_priv);
+        n3d = (int32_t) dev_priv->num_3d_resources;
+        mutex_unlock(&dev_priv->release_mutex);
+
+        BUG_ON(n3d < 0);
+}
 
 static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
 {
@@ -228,6 +255,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
         dev_priv->last_read_sequence = (uint32_t) -100;
         mutex_init(&dev_priv->hw_mutex);
         mutex_init(&dev_priv->cmdbuf_mutex);
+        mutex_init(&dev_priv->release_mutex);
         rwlock_init(&dev_priv->resource_lock);
         idr_init(&dev_priv->context_idr);
         idr_init(&dev_priv->surface_idr);
@@ -244,6 +272,8 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
         dev_priv->vram_start = pci_resource_start(dev->pdev, 1);
         dev_priv->mmio_start = pci_resource_start(dev->pdev, 2);
 
+        dev_priv->enable_fb = enable_fbdev;
+
         mutex_lock(&dev_priv->hw_mutex);
 
         vmw_write(dev_priv, SVGA_REG_ID, SVGA_ID_2);
@@ -343,17 +373,6 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
 
         dev->dev_private = dev_priv;
 
-        if (!dev->devname)
-                dev->devname = vmw_devname;
-
-        if (dev_priv->capabilities & SVGA_CAP_IRQMASK) {
-                ret = drm_irq_install(dev);
-                if (unlikely(ret != 0)) {
-                        DRM_ERROR("Failed installing irq: %d\n", ret);
-                        goto out_no_irq;
-                }
-        }
-
         ret = pci_request_regions(dev->pdev, "vmwgfx probe");
         dev_priv->stealth = (ret != 0);
         if (dev_priv->stealth) {
@@ -369,26 +388,52 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
                         goto out_no_device;
                 }
         }
-        ret = vmw_request_device(dev_priv);
+        ret = vmw_kms_init(dev_priv);
         if (unlikely(ret != 0))
-                goto out_no_device;
-        vmw_kms_init(dev_priv);
+                goto out_no_kms;
         vmw_overlay_init(dev_priv);
-        vmw_fb_init(dev_priv);
+        if (dev_priv->enable_fb) {
+                ret = vmw_3d_resource_inc(dev_priv);
+                if (unlikely(ret != 0))
+                        goto out_no_fifo;
+                vmw_kms_save_vga(dev_priv);
+                vmw_fb_init(dev_priv);
+                DRM_INFO("%s", vmw_fifo_have_3d(dev_priv) ?
+                         "Detected device 3D availability.\n" :
+                         "Detected no device 3D availability.\n");
+        } else {
+                DRM_INFO("Delayed 3D detection since we're not "
+                         "running the device in SVGA mode yet.\n");
+        }
+
+        if (dev_priv->capabilities & SVGA_CAP_IRQMASK) {
+                ret = drm_irq_install(dev);
+                if (unlikely(ret != 0)) {
+                        DRM_ERROR("Failed installing irq: %d\n", ret);
+                        goto out_no_irq;
+                }
+        }
 
         dev_priv->pm_nb.notifier_call = vmwgfx_pm_notifier;
         register_pm_notifier(&dev_priv->pm_nb);
 
-        DRM_INFO("%s", vmw_fifo_have_3d(dev_priv) ? "Have 3D\n" : "No 3D\n");
-
         return 0;
 
-out_no_device:
-        if (dev_priv->capabilities & SVGA_CAP_IRQMASK)
-                drm_irq_uninstall(dev_priv->dev);
-        if (dev->devname == vmw_devname)
-                dev->devname = NULL;
 out_no_irq:
+        if (dev_priv->enable_fb) {
+                vmw_fb_close(dev_priv);
+                vmw_kms_restore_vga(dev_priv);
+                vmw_3d_resource_dec(dev_priv);
+        }
+out_no_fifo:
+        vmw_overlay_close(dev_priv);
+        vmw_kms_close(dev_priv);
+out_no_kms:
+        if (dev_priv->stealth)
+                pci_release_region(dev->pdev, 2);
+        else
+                pci_release_regions(dev->pdev);
+out_no_device:
         ttm_object_device_release(&dev_priv->tdev);
 out_err4:
         iounmap(dev_priv->mmio_virt);
@@ -415,19 +460,20 @@ static int vmw_driver_unload(struct drm_device *dev)
 
         unregister_pm_notifier(&dev_priv->pm_nb);
 
-        vmw_fb_close(dev_priv);
+        if (dev_priv->capabilities & SVGA_CAP_IRQMASK)
+                drm_irq_uninstall(dev_priv->dev);
+        if (dev_priv->enable_fb) {
+                vmw_fb_close(dev_priv);
+                vmw_kms_restore_vga(dev_priv);
+                vmw_3d_resource_dec(dev_priv);
+        }
         vmw_kms_close(dev_priv);
         vmw_overlay_close(dev_priv);
-        vmw_release_device(dev_priv);
         if (dev_priv->stealth)
                 pci_release_region(dev->pdev, 2);
         else
                 pci_release_regions(dev->pdev);
 
-        if (dev_priv->capabilities & SVGA_CAP_IRQMASK)
-                drm_irq_uninstall(dev_priv->dev);
-        if (dev->devname == vmw_devname)
-                dev->devname = NULL;
         ttm_object_device_release(&dev_priv->tdev);
         iounmap(dev_priv->mmio_virt);
         drm_mtrr_del(dev_priv->mmio_mtrr, dev_priv->mmio_start,
@@ -500,7 +546,7 @@ static long vmw_unlocked_ioctl(struct file *filp, unsigned int cmd,
                 struct drm_ioctl_desc *ioctl =
                     &vmw_ioctls[nr - DRM_COMMAND_BASE];
 
-                if (unlikely(ioctl->cmd != cmd)) {
+                if (unlikely(ioctl->cmd_drv != cmd)) {
                         DRM_ERROR("Invalid command format, ioctl %d\n",
                                   nr - DRM_COMMAND_BASE);
                         return -EINVAL;
@@ -589,6 +635,16 @@ static int vmw_master_set(struct drm_device *dev,
         struct vmw_master *vmaster = vmw_master(file_priv->master);
         int ret = 0;
 
+        if (!dev_priv->enable_fb) {
+                ret = vmw_3d_resource_inc(dev_priv);
+                if (unlikely(ret != 0))
+                        return ret;
+                vmw_kms_save_vga(dev_priv);
+                mutex_lock(&dev_priv->hw_mutex);
+                vmw_write(dev_priv, SVGA_REG_TRACES, 0);
+                mutex_unlock(&dev_priv->hw_mutex);
+        }
+
         if (active) {
                 BUG_ON(active != &dev_priv->fbdev_master);
                 ret = ttm_vt_lock(&active->lock, false, vmw_fp->tfile);
@@ -617,7 +673,13 @@ static int vmw_master_set(struct drm_device *dev,
         return 0;
 
 out_no_active_lock:
-        vmw_release_device(dev_priv);
+        if (!dev_priv->enable_fb) {
+                mutex_lock(&dev_priv->hw_mutex);
+                vmw_write(dev_priv, SVGA_REG_TRACES, 1);
+                mutex_unlock(&dev_priv->hw_mutex);
+                vmw_kms_restore_vga(dev_priv);
+                vmw_3d_resource_dec(dev_priv);
+        }
         return ret;
 }
 
@@ -645,11 +707,23 @@ static void vmw_master_drop(struct drm_device *dev,
 
         ttm_lock_set_kill(&vmaster->lock, true, SIGTERM);
 
+        if (!dev_priv->enable_fb) {
+                ret = ttm_bo_evict_mm(&dev_priv->bdev, TTM_PL_VRAM);
+                if (unlikely(ret != 0))
+                        DRM_ERROR("Unable to clean VRAM on master drop.\n");
+                mutex_lock(&dev_priv->hw_mutex);
+                vmw_write(dev_priv, SVGA_REG_TRACES, 1);
+                mutex_unlock(&dev_priv->hw_mutex);
+                vmw_kms_restore_vga(dev_priv);
+                vmw_3d_resource_dec(dev_priv);
+        }
+
         dev_priv->active_master = &dev_priv->fbdev_master;
         ttm_lock_set_kill(&dev_priv->fbdev_master.lock, false, SIGTERM);
         ttm_vt_unlock(&dev_priv->fbdev_master.lock);
 
-        vmw_fb_on(dev_priv);
+        if (dev_priv->enable_fb)
+                vmw_fb_on(dev_priv);
 }
 
 
@@ -722,6 +796,7 @@ static struct drm_driver driver = {
         .irq_postinstall = vmw_irq_postinstall,
         .irq_uninstall = vmw_irq_uninstall,
         .irq_handler = vmw_irq_handler,
+        .get_vblank_counter = vmw_get_vblank_counter,
         .reclaim_buffers_locked = NULL,
         .get_map_ofs = drm_core_get_map_ofs,
         .get_reg_ofs = drm_core_get_reg_ofs,
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 429f917b60bf..58de6393f611 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -277,6 +277,7 @@ struct vmw_private {
 
         bool stealth;
         bool is_opened;
+        bool enable_fb;
 
         /**
          * Master management.
@@ -285,6 +286,9 @@ struct vmw_private {
         struct vmw_master *active_master;
         struct vmw_master fbdev_master;
         struct notifier_block pm_nb;
+
+        struct mutex release_mutex;
+        uint32_t num_3d_resources;
 };
 
 static inline struct vmw_private *vmw_priv(struct drm_device *dev)
@@ -319,6 +323,9 @@ static inline uint32_t vmw_read(struct vmw_private *dev_priv,
         return val;
 }
 
+int vmw_3d_resource_inc(struct vmw_private *dev_priv);
+void vmw_3d_resource_dec(struct vmw_private *dev_priv);
+
 /**
  * GMR utilities - vmwgfx_gmr.c
  */
@@ -511,6 +518,7 @@ void vmw_kms_write_svga(struct vmw_private *vmw_priv,
                         unsigned bbp, unsigned depth);
 int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
                                 struct drm_file *file_priv);
+u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);
 
 /**
  * Overlay control - vmwgfx_overlay.c
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index 870967a97c15..409e172f4abf 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -615,6 +615,11 @@ int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
         if (unlikely(ret != 0))
                 goto err_unlock;
 
+        if (bo->mem.mem_type == TTM_PL_VRAM &&
+            bo->mem.mm_node->start < bo->num_pages)
+                (void) ttm_bo_validate(bo, &vmw_sys_placement, false,
+                                       false, false);
+
         ret = ttm_bo_validate(bo, &ne_placement, false, false, false);
 
         /* Could probably bug on */
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
index e6a1eb7ea954..0fe31766e4cf 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
@@ -106,6 +106,7 @@ int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
         mutex_lock(&dev_priv->hw_mutex);
         dev_priv->enable_state = vmw_read(dev_priv, SVGA_REG_ENABLE);
         dev_priv->config_done_state = vmw_read(dev_priv, SVGA_REG_CONFIG_DONE);
+        dev_priv->traces_state = vmw_read(dev_priv, SVGA_REG_TRACES);
         vmw_write(dev_priv, SVGA_REG_ENABLE, 1);
 
         min = 4;
@@ -175,6 +176,8 @@ void vmw_fifo_release(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
                   dev_priv->config_done_state);
         vmw_write(dev_priv, SVGA_REG_ENABLE,
                   dev_priv->enable_state);
+        vmw_write(dev_priv, SVGA_REG_TRACES,
+                  dev_priv->traces_state);
 
         mutex_unlock(&dev_priv->hw_mutex);
         vmw_fence_queue_takedown(&fifo->fence_queue);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 64d7f47df868..e882ba099f0c 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -898,7 +898,19 @@ int vmw_kms_save_vga(struct vmw_private *vmw_priv)
                 save->width = vmw_read(vmw_priv, SVGA_REG_DISPLAY_WIDTH);
                 save->height = vmw_read(vmw_priv, SVGA_REG_DISPLAY_HEIGHT);
                 vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
+                if (i == 0 && vmw_priv->num_displays == 1 &&
+                    save->width == 0 && save->height == 0) {
+
+                        /*
+                         * It should be fairly safe to assume that these
+                         * values are uninitialized.
+                         */
+
+                        save->width = vmw_priv->vga_width - save->pos_x;
+                        save->height = vmw_priv->vga_height - save->pos_y;
+                }
         }
+
         return 0;
 }
 
@@ -984,3 +996,8 @@ out_unlock:
         ttm_read_unlock(&vmaster->lock);
         return ret;
 }
+
+u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc)
+{
+        return 0;
+}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
index 2ff5cf78235f..11cb39e3accb 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
@@ -27,6 +27,8 @@
 
 #include "vmwgfx_kms.h"
 
+#define VMWGFX_LDU_NUM_DU 8
+
 #define vmw_crtc_to_ldu(x) \
         container_of(x, struct vmw_legacy_display_unit, base.crtc)
 #define vmw_encoder_to_ldu(x) \
@@ -335,7 +337,8 @@ static void vmw_ldu_connector_restore(struct drm_connector *connector)
 }
 
 static enum drm_connector_status
-        vmw_ldu_connector_detect(struct drm_connector *connector)
+        vmw_ldu_connector_detect(struct drm_connector *connector,
+                                 bool force)
 {
         if (vmw_connector_to_ldu(connector)->pref_active)
                 return connector_status_connected;
@@ -516,7 +519,7 @@ static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit)
 
         drm_connector_init(dev, connector, &vmw_legacy_connector_funcs,
                            DRM_MODE_CONNECTOR_LVDS);
-        connector->status = vmw_ldu_connector_detect(connector);
+        connector->status = vmw_ldu_connector_detect(connector, true);
 
         drm_encoder_init(dev, encoder, &vmw_legacy_encoder_funcs,
                          DRM_MODE_ENCODER_LVDS);
@@ -535,6 +538,10 @@ static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit)
 
 int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv)
 {
+        struct drm_device *dev = dev_priv->dev;
+        int i;
+        int ret;
+
         if (dev_priv->ldu_priv) {
                 DRM_INFO("ldu system already on\n");
                 return -EINVAL;
@@ -552,23 +559,24 @@ int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv)
 
         drm_mode_create_dirty_info_property(dev_priv->dev);
 
-        vmw_ldu_init(dev_priv, 0);
-        /* for old hardware without multimon only enable one display */
         if (dev_priv->capabilities & SVGA_CAP_MULTIMON) {
-                vmw_ldu_init(dev_priv, 1);
-                vmw_ldu_init(dev_priv, 2);
-                vmw_ldu_init(dev_priv, 3);
-                vmw_ldu_init(dev_priv, 4);
-                vmw_ldu_init(dev_priv, 5);
-                vmw_ldu_init(dev_priv, 6);
-                vmw_ldu_init(dev_priv, 7);
+                for (i = 0; i < VMWGFX_LDU_NUM_DU; ++i)
+                        vmw_ldu_init(dev_priv, i);
+                ret = drm_vblank_init(dev, VMWGFX_LDU_NUM_DU);
+        } else {
+                /* for old hardware without multimon only enable one display */
+                vmw_ldu_init(dev_priv, 0);
+                ret = drm_vblank_init(dev, 1);
         }
 
-        return 0;
+        return ret;
 }
 
 int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv)
 {
+        struct drm_device *dev = dev_priv->dev;
+
+        drm_vblank_cleanup(dev);
         if (!dev_priv->ldu_priv)
                 return -ENOSYS;
 
@@ -610,7 +618,7 @@ int vmw_kms_ldu_update_layout(struct vmw_private *dev_priv, unsigned num,
                         ldu->pref_height = 600;
                         ldu->pref_active = false;
                 }
-                con->status = vmw_ldu_connector_detect(con);
+                con->status = vmw_ldu_connector_detect(con, true);
         }
 
         mutex_unlock(&dev->mode_config.mutex);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index 5f2d5df01e5c..c8c40e9979db 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -211,6 +211,7 @@ static void vmw_hw_context_destroy(struct vmw_resource *res)
         cmd->body.cid = cpu_to_le32(res->id);
 
         vmw_fifo_commit(dev_priv, sizeof(*cmd));
+        vmw_3d_resource_dec(dev_priv);
 }
 
 static int vmw_context_init(struct vmw_private *dev_priv,
@@ -247,6 +248,7 @@ static int vmw_context_init(struct vmw_private *dev_priv,
         cmd->body.cid = cpu_to_le32(res->id);
 
         vmw_fifo_commit(dev_priv, sizeof(*cmd));
+        (void) vmw_3d_resource_inc(dev_priv);
         vmw_resource_activate(res, vmw_hw_context_destroy);
         return 0;
 }
@@ -406,6 +408,7 @@ static void vmw_hw_surface_destroy(struct vmw_resource *res)
         cmd->body.sid = cpu_to_le32(res->id);
 
         vmw_fifo_commit(dev_priv, sizeof(*cmd));
+        vmw_3d_resource_dec(dev_priv);
 }
 
 void vmw_surface_res_free(struct vmw_resource *res)
@@ -473,6 +476,7 @@ int vmw_surface_init(struct vmw_private *dev_priv,
         }
 
         vmw_fifo_commit(dev_priv, submit_size);
+        (void) vmw_3d_resource_inc(dev_priv);
         vmw_resource_activate(res, vmw_hw_surface_destroy);
         return 0;
 }
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index b87569e96b16..f366f968155a 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -598,7 +598,7 @@ static inline void vga_update_device_decodes(struct vga_device *vgadev,
         pr_debug("vgaarb: decoding count now is: %d\n", vga_decode_count);
 }
 
-void __vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes, bool userspace)
+static void __vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes, bool userspace)
 {
         struct vga_device *vgadev;
         unsigned long flags;
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 0c52899be964..3f7292486024 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1285,8 +1285,11 @@ static const struct hid_device_id hid_blacklist[] = {
         { 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_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
         { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
         { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
         { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
@@ -1578,7 +1581,6 @@ static const struct hid_device_id hid_ignore_list[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
         { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
         { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
-        { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT)},
         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
         { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 85c6d13c9ffa..765a4f53eb5c 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -105,6 +105,7 @@
 
 #define USB_VENDOR_ID_ASUS              0x0486
 #define USB_DEVICE_ID_ASUS_T91MT        0x0185
+#define USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO    0x0186
 
 #define USB_VENDOR_ID_ASUSTEK           0x0b05
 #define USB_DEVICE_ID_ASUSTEK_LCM       0x1726
@@ -128,6 +129,7 @@
 
 #define USB_VENDOR_ID_BTC               0x046e
 #define USB_DEVICE_ID_BTC_EMPREX_REMOTE 0x5578
+#define USB_DEVICE_ID_BTC_EMPREX_REMOTE_2       0x5577
 
 #define USB_VENDOR_ID_CANDO             0x2087
 #define USB_DEVICE_ID_CANDO_MULTI_TOUCH 0x0a01
@@ -149,6 +151,7 @@
 
 #define USB_VENDOR_ID_CHICONY           0x04f2
 #define USB_DEVICE_ID_CHICONY_TACTICAL_PAD      0x0418
+#define USB_DEVICE_ID_CHICONY_MULTI_TOUCH       0xb19d
 
 #define USB_VENDOR_ID_CIDC              0x1677
 
@@ -507,6 +510,7 @@
 #define USB_VENDOR_ID_UCLOGIC           0x5543
 #define USB_DEVICE_ID_UCLOGIC_TABLET_PF1209     0x0042
 #define USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U    0x0003
+#define USB_DEVICE_ID_UCLOGIC_TABLET_KNA5       0x6001
 
 #define USB_VENDOR_ID_VERNIER           0x08f7
 #define USB_DEVICE_ID_VERNIER_LABPRO    0x0001
diff --git a/drivers/hid/hid-mosart.c b/drivers/hid/hid-mosart.c
index e91437c18906..ac5421d568f1 100644
--- a/drivers/hid/hid-mosart.c
+++ b/drivers/hid/hid-mosart.c
@@ -239,6 +239,7 @@ static void mosart_remove(struct hid_device *hdev)
 
 static const struct hid_device_id mosart_devices[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
         { }
 };
 MODULE_DEVICE_TABLE(hid, mosart_devices);
diff --git a/drivers/hid/hid-topseed.c b/drivers/hid/hid-topseed.c
index 5771f851f856..956ed9ac19d4 100644
--- a/drivers/hid/hid-topseed.c
+++ b/drivers/hid/hid-topseed.c
@@ -64,6 +64,7 @@ static int ts_input_mapping(struct hid_device *hdev, struct hid_input *hi,
 static const struct hid_device_id ts_devices[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
         { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
         { }
 };
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index b729c0286679..599041a7f670 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -828,6 +828,7 @@ static int usbhid_output_raw_report(struct hid_device *hid, __u8 *buf, size_t co
                 }
         } else {
                 int skipped_report_id = 0;
+                int report_id = buf[0];
                 if (buf[0] == 0x0) {
                         /* Don't send the Report ID */
                         buf++;
@@ -837,7 +838,7 @@ static int usbhid_output_raw_report(struct hid_device *hid, __u8 *buf, size_t co
                 ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
                         HID_REQ_SET_REPORT,
                         USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
-                        ((report_type + 1) << 8) | *buf,
+                        ((report_type + 1) << 8) | report_id,
                         interface->desc.bInterfaceNumber, buf, count,
                         USB_CTRL_SET_TIMEOUT);
                 /* count also the report id, if this was a numbered report. */
@@ -1445,6 +1446,11 @@ static const struct hid_device_id hid_usb_table[] = {
         { }
 };
 
+struct usb_interface *usbhid_find_interface(int minor)
+{
+        return usb_find_interface(&hid_driver, minor);
+}
+
 static struct hid_driver hid_usb_driver = {
         .name = "generic-usb",
         .id_table = hid_usb_table,
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index 2643d3147621..70da3181c8a0 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -33,6 +33,7 @@ static const struct hid_blacklist {
         { USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_PREDATOR, HID_QUIRK_BADPAD },
         { USB_VENDOR_ID_ALPS, USB_DEVICE_ID_IBM_GAMEPAD, HID_QUIRK_BADPAD },
         { USB_VENDOR_ID_CHIC, USB_DEVICE_ID_CHIC_GAMEPAD, HID_QUIRK_BADPAD },
+        { USB_VENDOR_ID_DWAV, USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER, HID_QUIRK_MULTI_INPUT | HID_QUIRK_NOGET },
         { USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH, HID_QUIRK_MULTI_INPUT },
         { USB_VENDOR_ID_MOJO, USB_DEVICE_ID_RETRO_ADAPTER, HID_QUIRK_MULTI_INPUT },
         { USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_DRIVING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
@@ -69,6 +70,7 @@ static const struct hid_blacklist {
         { USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET },
         { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209, HID_QUIRK_MULTI_INPUT },
         { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U, HID_QUIRK_MULTI_INPUT },
+        { USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_KNA5, HID_QUIRK_MULTI_INPUT },
         { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT | HID_QUIRK_SKIP_OUTPUT_REPORTS },
         { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_QUAD_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
 
@@ -77,6 +79,8 @@ static const struct hid_blacklist {
 
         { USB_VENDOR_ID_PI_ENGINEERING, USB_DEVICE_ID_PI_ENGINEERING_VEC_USB_FOOTPEDAL, HID_QUIRK_HIDINPUT_FORCE },
 
+        { USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_MULTI_TOUCH, HID_QUIRK_MULTI_INPUT },
+
         { 0, 0 }
 };
 
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c
index 0a29c51114aa..681e620eb95b 100644
--- a/drivers/hid/usbhid/hiddev.c
+++ b/drivers/hid/usbhid/hiddev.c
@@ -270,7 +270,7 @@ static int hiddev_open(struct inode *inode, struct file *file)
         struct hiddev *hiddev;
         int res;
 
-        intf = usb_find_interface(&hiddev_driver, iminor(inode));
+        intf = usbhid_find_interface(iminor(inode));
         if (!intf)
                 return -ENODEV;
         hid = usb_get_intfdata(intf);
diff --git a/drivers/hid/usbhid/usbhid.h b/drivers/hid/usbhid/usbhid.h
index 693fd3e720df..89d2e847dcc6 100644
--- a/drivers/hid/usbhid/usbhid.h
+++ b/drivers/hid/usbhid/usbhid.h
@@ -42,6 +42,7 @@ void usbhid_submit_report
 (struct hid_device *hid, struct hid_report *report, unsigned char dir);
 int usbhid_get_power(struct hid_device *hid);
 void usbhid_put_power(struct hid_device *hid);
+struct usb_interface *usbhid_find_interface(int minor);
 
 /* iofl flags */
 #define HID_CTRL_RUNNING        1
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 4d4d09bdec0a..97499d00615a 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -409,7 +409,7 @@ config SENSORS_CORETEMP
 
 config SENSORS_PKGTEMP
         tristate "Intel processor package temperature sensor"
-        depends on X86 && PCI && EXPERIMENTAL
+        depends on X86 && EXPERIMENTAL
         help
           If you say yes here you get support for the package level temperature
           sensor inside your CPU. Check documentation/driver for details.
diff --git a/drivers/hwmon/adm1031.c b/drivers/hwmon/adm1031.c
index 15c1a9616af3..0683e6be662c 100644
--- a/drivers/hwmon/adm1031.c
+++ b/drivers/hwmon/adm1031.c
@@ -79,7 +79,7 @@ struct adm1031_data {
         int chip_type;
         char valid;             /* !=0 if following fields are valid */
         unsigned long last_updated;     /* In jiffies */
-        unsigned int update_rate;       /* In milliseconds */
+        unsigned int update_interval;   /* In milliseconds */
         /* The chan_select_table contains the possible configurations for
          * auto fan control.
          */
@@ -743,23 +743,23 @@ static SENSOR_DEVICE_ATTR(temp3_crit_alarm, S_IRUGO, show_alarm, NULL, 12);
 static SENSOR_DEVICE_ATTR(temp3_fault, S_IRUGO, show_alarm, NULL, 13);
 static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO, show_alarm, NULL, 14);
 
-/* Update Rate */
-static const unsigned int update_rates[] = {
+/* Update Interval */
+static const unsigned int update_intervals[] = {
         16000, 8000, 4000, 2000, 1000, 500, 250, 125,
 };
 
-static ssize_t show_update_rate(struct device *dev,
-                                struct device_attribute *attr, char *buf)
+static ssize_t show_update_interval(struct device *dev,
+                                    struct device_attribute *attr, char *buf)
 {
         struct i2c_client *client = to_i2c_client(dev);
         struct adm1031_data *data = i2c_get_clientdata(client);
 
-        return sprintf(buf, "%u\n", data->update_rate);
+        return sprintf(buf, "%u\n", data->update_interval);
 }
 
-static ssize_t set_update_rate(struct device *dev,
-                               struct device_attribute *attr,
-                               const char *buf, size_t count)
+static ssize_t set_update_interval(struct device *dev,
+                                   struct device_attribute *attr,
+                                   const char *buf, size_t count)
 {
         struct i2c_client *client = to_i2c_client(dev);
         struct adm1031_data *data = i2c_get_clientdata(client);
@@ -771,12 +771,15 @@ static ssize_t set_update_rate(struct device *dev,
         if (err)
                 return err;
 
-        /* find the nearest update rate from the table */
-        for (i = 0; i < ARRAY_SIZE(update_rates) - 1; i++) {
-                if (val >= update_rates[i])
+        /*
+         * Find the nearest update interval from the table.
+         * Use it to determine the matching update rate.
+         */
+        for (i = 0; i < ARRAY_SIZE(update_intervals) - 1; i++) {
+                if (val >= update_intervals[i])
                         break;
         }
-        /* if not found, we point to the last entry (lowest update rate) */
+        /* if not found, we point to the last entry (lowest update interval) */
 
         /* set the new update rate while preserving other settings */
         reg = adm1031_read_value(client, ADM1031_REG_FAN_FILTER);
@@ -785,14 +788,14 @@ static ssize_t set_update_rate(struct device *dev,
         adm1031_write_value(client, ADM1031_REG_FAN_FILTER, reg);
 
         mutex_lock(&data->update_lock);
-        data->update_rate = update_rates[i];
+        data->update_interval = update_intervals[i];
         mutex_unlock(&data->update_lock);
 
         return count;
 }
 
-static DEVICE_ATTR(update_rate, S_IRUGO | S_IWUSR, show_update_rate,
-                   set_update_rate);
+static DEVICE_ATTR(update_interval, S_IRUGO | S_IWUSR, show_update_interval,
+                   set_update_interval);
 
 static struct attribute *adm1031_attributes[] = {
         &sensor_dev_attr_fan1_input.dev_attr.attr,
@@ -830,7 +833,7 @@ static struct attribute *adm1031_attributes[] = {
 
         &sensor_dev_attr_auto_fan1_min_pwm.dev_attr.attr,
 
-        &dev_attr_update_rate.attr,
+        &dev_attr_update_interval.attr,
         &dev_attr_alarms.attr,
 
         NULL
@@ -981,7 +984,8 @@ static void adm1031_init_client(struct i2c_client *client)
         mask = ADM1031_UPDATE_RATE_MASK;
         read_val = adm1031_read_value(client, ADM1031_REG_FAN_FILTER);
         i = (read_val & mask) >> ADM1031_UPDATE_RATE_SHIFT;
-        data->update_rate = update_rates[i];
+        /* Save it as update interval */
+        data->update_interval = update_intervals[i];
 }
 
 static struct adm1031_data *adm1031_update_device(struct device *dev)
@@ -993,7 +997,8 @@ static struct adm1031_data *adm1031_update_device(struct device *dev)
 
         mutex_lock(&data->update_lock);
 
-        next_update = data->last_updated + msecs_to_jiffies(data->update_rate);
+        next_update = data->last_updated
+          + msecs_to_jiffies(data->update_interval);
         if (time_after(jiffies, next_update) || !data->valid) {
 
                 dev_dbg(&client->dev, "Starting adm1031 update\n");
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index de8111114f46..a23b17a78ace 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -36,6 +36,7 @@
 #include <linux/pci.h>
 #include <asm/msr.h>
 #include <asm/processor.h>
+#include <asm/smp.h>
 
 #define DRVNAME "coretemp"
 
@@ -423,9 +424,18 @@ static int __cpuinit coretemp_device_add(unsigned int cpu)
         int err;
         struct platform_device *pdev;
         struct pdev_entry *pdev_entry;
-#ifdef CONFIG_SMP
         struct cpuinfo_x86 *c = &cpu_data(cpu);
-#endif
+
+        /*
+         * CPUID.06H.EAX[0] indicates whether the CPU has thermal
+         * sensors. We check this bit only, all the early CPUs
+         * without thermal sensors will be filtered out.
+         */
+        if (!cpu_has(c, X86_FEATURE_DTS)) {
+                printk(KERN_INFO DRVNAME ": CPU (model=0x%x)"
+                       " has no thermal sensor.\n", c->x86_model);
+                return 0;
+        }
 
         mutex_lock(&pdev_list_mutex);
 
@@ -482,14 +492,22 @@ exit:
 
 static void coretemp_device_remove(unsigned int cpu)
 {
-        struct pdev_entry *p, *n;
+        struct pdev_entry *p;
+        unsigned int i;
+
         mutex_lock(&pdev_list_mutex);
-        list_for_each_entry_safe(p, n, &pdev_list, list) {
-                if (p->cpu == cpu) {
-                        platform_device_unregister(p->pdev);
-                        list_del(&p->list);
-                        kfree(p);
-                }
+        list_for_each_entry(p, &pdev_list, list) {
+                if (p->cpu != cpu)
+                        continue;
+
+                platform_device_unregister(p->pdev);
+                list_del(&p->list);
+                mutex_unlock(&pdev_list_mutex);
+                kfree(p);
+                for_each_cpu(i, cpu_sibling_mask(cpu))
+                        if (i != cpu && !coretemp_device_add(i))
+                                break;
+                return;
         }
         mutex_unlock(&pdev_list_mutex);
 }
@@ -527,30 +545,21 @@ static int __init coretemp_init(void)
         if (err)
                 goto exit;
 
-        for_each_online_cpu(i) {
-                struct cpuinfo_x86 *c = &cpu_data(i);
-                /*
-                 * CPUID.06H.EAX[0] indicates whether the CPU has thermal
-                 * sensors. We check this bit only, all the early CPUs
-                 * without thermal sensors will be filtered out.
-                 */
-                if (c->cpuid_level >= 6 && (cpuid_eax(0x06) & 0x01))
-                        coretemp_device_add(i);
-                else {
-                        printk(KERN_INFO DRVNAME ": CPU (model=0x%x)"
-                                " has no thermal sensor.\n", c->x86_model);
-                }
-        }
+        for_each_online_cpu(i)
+                coretemp_device_add(i);
+
+#ifndef CONFIG_HOTPLUG_CPU
         if (list_empty(&pdev_list)) {
                 err = -ENODEV;
                 goto exit_driver_unreg;
         }
+#endif
 
         register_hotcpu_notifier(&coretemp_cpu_notifier);
         return 0;
 
-exit_driver_unreg:
 #ifndef CONFIG_HOTPLUG_CPU
+exit_driver_unreg:
         platform_driver_unregister(&coretemp_driver);
 #endif
 exit:
diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index 5b58b20dead1..8dee3f38fdfb 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -308,7 +308,6 @@ static int emc1403_probe(struct i2c_client *client,
         res = sysfs_create_group(&client->dev.kobj, &m_thermal_gr);
         if (res) {
                 dev_warn(&client->dev, "create group failed\n");
-                hwmon_device_unregister(data->hwmon_dev);
                 goto thermal_error1;
         }
         data->hwmon_dev = hwmon_device_register(&client->dev);
diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c
index 537841ef44b9..75afb3b0e076 100644
--- a/drivers/hwmon/f71882fg.c
+++ b/drivers/hwmon/f71882fg.c
@@ -111,7 +111,7 @@ static struct platform_device *f71882fg_pdev;
 /* Super-I/O Function prototypes */
 static inline int superio_inb(int base, int reg);
 static inline int superio_inw(int base, int reg);
-static inline void superio_enter(int base);
+static inline int superio_enter(int base);
 static inline void superio_select(int base, int ld);
 static inline void superio_exit(int base);
 
@@ -861,11 +861,20 @@ static int superio_inw(int base, int reg)
         return val;
 }
 
-static inline void superio_enter(int base)
+static inline int superio_enter(int base)
 {
+        /* Don't step on other drivers' I/O space by accident */
+        if (!request_muxed_region(base, 2, DRVNAME)) {
+                printk(KERN_ERR DRVNAME ": I/O address 0x%04x already in use\n",
+                                base);
+                return -EBUSY;
+        }
+
         /* according to the datasheet the key must be send twice! */
         outb(SIO_UNLOCK_KEY, base);
         outb(SIO_UNLOCK_KEY, base);
+
+        return 0;
 }
 
 static inline void superio_select(int base, int ld)
@@ -877,6 +886,7 @@ static inline void superio_select(int base, int ld)
 static inline void superio_exit(int base)
 {
         outb(SIO_LOCK_KEY, base);
+        release_region(base, 2);
 }
 
 static inline int fan_from_reg(u16 reg)
@@ -2175,21 +2185,15 @@ static int f71882fg_remove(struct platform_device *pdev)
 static int __init f71882fg_find(int sioaddr, unsigned short *address,
         struct f71882fg_sio_data *sio_data)
 {
-        int err = -ENODEV;
         u16 devid;
-
-        /* Don't step on other drivers' I/O space by accident */
-        if (!request_region(sioaddr, 2, DRVNAME)) {
-                printk(KERN_ERR DRVNAME ": I/O address 0x%04x already in use\n",
-                                (int)sioaddr);
-                return -EBUSY;
-        }
-
-        superio_enter(sioaddr);
+        int err = superio_enter(sioaddr);
+        if (err)
+                return err;
 
         devid = superio_inw(sioaddr, SIO_REG_MANID);
         if (devid != SIO_FINTEK_ID) {
                 pr_debug(DRVNAME ": Not a Fintek device\n");
+                err = -ENODEV;
                 goto exit;
         }
 
@@ -2213,6 +2217,7 @@ static int __init f71882fg_find(int sioaddr, unsigned short *address,
         default:
                 printk(KERN_INFO DRVNAME ": Unsupported Fintek device: %04x\n",
                        (unsigned int)devid);
+                err = -ENODEV;
                 goto exit;
         }
 
@@ -2223,12 +2228,14 @@ static int __init f71882fg_find(int sioaddr, unsigned short *address,
 
         if (!(superio_inb(sioaddr, SIO_REG_ENABLE) & 0x01)) {
                 printk(KERN_WARNING DRVNAME ": Device not activated\n");
+                err = -ENODEV;
                 goto exit;
         }
 
         *address = superio_inw(sioaddr, SIO_REG_ADDR);
         if (*address == 0) {
                 printk(KERN_WARNING DRVNAME ": Base address not set\n");
+                err = -ENODEV;
                 goto exit;
         }
         *address &= ~(REGION_LENGTH - 1);       /* Ignore 3 LSB */
@@ -2239,7 +2246,6 @@ static int __init f71882fg_find(int sioaddr, unsigned short *address,
                 (int)superio_inb(sioaddr, SIO_REG_DEVREV));
 exit:
         superio_exit(sioaddr);
-        release_region(sioaddr, 2);
         return err;
 }
 
diff --git a/drivers/hwmon/f75375s.c b/drivers/hwmon/f75375s.c
index 0f58ecc5334d..9638d58f99fd 100644
--- a/drivers/hwmon/f75375s.c
+++ b/drivers/hwmon/f75375s.c
@@ -79,7 +79,7 @@ enum chips { f75373, f75375 };
 #define F75375_REG_PWM2_DROP_DUTY       0x6C
 
 #define FAN_CTRL_LINEAR(nr)             (4 + nr)
-#define FAN_CTRL_MODE(nr)               (5 + ((nr) * 2))
+#define FAN_CTRL_MODE(nr)               (4 + ((nr) * 2))
 
 /*
  * Data structures and manipulation thereof
@@ -298,7 +298,7 @@ static int set_pwm_enable_direct(struct i2c_client *client, int nr, int val)
                 return -EINVAL;
 
         fanmode = f75375_read8(client, F75375_REG_FAN_TIMER);
-        fanmode = ~(3 << FAN_CTRL_MODE(nr));
+        fanmode &= ~(3 << FAN_CTRL_MODE(nr));
 
         switch (val) {
         case 0: /* Full speed */
@@ -350,7 +350,7 @@ static ssize_t set_pwm_mode(struct device *dev, struct device_attribute *attr,
 
         mutex_lock(&data->update_lock);
         conf = f75375_read8(client, F75375_REG_CONFIG1);
-        conf = ~(1 << FAN_CTRL_LINEAR(nr));
+        conf &= ~(1 << FAN_CTRL_LINEAR(nr));
 
         if (val == 0)
                 conf |= (1 << FAN_CTRL_LINEAR(nr)) ;
diff --git a/drivers/hwmon/hp_accel.c b/drivers/hwmon/hp_accel.c
index 7580f55e67e3..36e957532230 100644
--- a/drivers/hwmon/hp_accel.c
+++ b/drivers/hwmon/hp_accel.c
@@ -221,6 +221,8 @@ static struct dmi_system_id lis3lv02d_dmi_ids[] = {
         AXIS_DMI_MATCH("HPB442x", "HP ProBook 442", xy_rotated_left),
         AXIS_DMI_MATCH("HPB452x", "HP ProBook 452", y_inverted),
         AXIS_DMI_MATCH("HPB522x", "HP ProBook 522", xy_swap),
+        AXIS_DMI_MATCH("HPB532x", "HP ProBook 532", y_inverted),
+        AXIS_DMI_MATCH("Mini5102", "HP Mini 5102", xy_rotated_left_usd),
         { NULL, }
 /* Laptop models without axis info (yet):
  * "NC6910" "HP Compaq 6910"
diff --git a/drivers/hwmon/lis3lv02d.c b/drivers/hwmon/lis3lv02d.c
index 6138f036b159..fc591ae53107 100644
--- a/drivers/hwmon/lis3lv02d.c
+++ b/drivers/hwmon/lis3lv02d.c
@@ -277,7 +277,7 @@ static irqreturn_t lis302dl_interrupt(int irq, void *dummy)
         wake_up_interruptible(&lis3_dev.misc_wait);
         kill_fasync(&lis3_dev.async_queue, SIGIO, POLL_IN);
 out:
-        if (lis3_dev.whoami == WAI_8B && lis3_dev.idev &&
+        if (lis3_dev.pdata && lis3_dev.whoami == WAI_8B && lis3_dev.idev &&
             lis3_dev.idev->input->users)
                 return IRQ_WAKE_THREAD;
         return IRQ_HANDLED;
@@ -718,7 +718,7 @@ int lis3lv02d_init_device(struct lis3lv02d *dev)
          * io-apic is not configurable (and generates a warning) but I keep it
          * in case of support for other hardware.
          */
-        if (dev->whoami == WAI_8B)
+        if (dev->pdata && dev->whoami == WAI_8B)
                 thread_fn = lis302dl_interrupt_thread1_8b;
         else
                 thread_fn = NULL;
diff --git a/drivers/hwmon/lis3lv02d_i2c.c b/drivers/hwmon/lis3lv02d_i2c.c
index dc1f5402c1d7..8e5933b72d19 100644
--- a/drivers/hwmon/lis3lv02d_i2c.c
+++ b/drivers/hwmon/lis3lv02d_i2c.c
@@ -121,7 +121,7 @@ static int lis3lv02d_i2c_suspend(struct i2c_client *client, pm_message_t mesg)
 {
         struct lis3lv02d *lis3 = i2c_get_clientdata(client);
 
-        if (!lis3->pdata->wakeup_flags)
+        if (!lis3->pdata || !lis3->pdata->wakeup_flags)
                 lis3lv02d_poweroff(lis3);
         return 0;
 }
@@ -130,7 +130,7 @@ static int lis3lv02d_i2c_resume(struct i2c_client *client)
 {
         struct lis3lv02d *lis3 = i2c_get_clientdata(client);
 
-        if (!lis3->pdata->wakeup_flags)
+        if (!lis3->pdata || !lis3->pdata->wakeup_flags)
                 lis3lv02d_poweron(lis3);
         return 0;
 }
diff --git a/drivers/hwmon/lis3lv02d_spi.c b/drivers/hwmon/lis3lv02d_spi.c
index 82b16808a274..b9be5e3a22b3 100644
--- a/drivers/hwmon/lis3lv02d_spi.c
+++ b/drivers/hwmon/lis3lv02d_spi.c
@@ -92,7 +92,7 @@ static int lis3lv02d_spi_suspend(struct spi_device *spi, pm_message_t mesg)
 {
         struct lis3lv02d *lis3 = spi_get_drvdata(spi);
 
-        if (!lis3->pdata->wakeup_flags)
+        if (!lis3->pdata || !lis3->pdata->wakeup_flags)
                 lis3lv02d_poweroff(&lis3_dev);
 
         return 0;
@@ -102,7 +102,7 @@ static int lis3lv02d_spi_resume(struct spi_device *spi)
 {
         struct lis3lv02d *lis3 = spi_get_drvdata(spi);
 
-        if (!lis3->pdata->wakeup_flags)
+        if (!lis3->pdata || !lis3->pdata->wakeup_flags)
                 lis3lv02d_poweron(lis3);
 
         return 0;
diff --git a/drivers/hwmon/lm95241.c b/drivers/hwmon/lm95241.c
index 94741d42112d..464340f25496 100644
--- a/drivers/hwmon/lm95241.c
+++ b/drivers/hwmon/lm95241.c
@@ -91,7 +91,7 @@ static struct lm95241_data *lm95241_update_device(struct device *dev);
 struct lm95241_data {
         struct device *hwmon_dev;
         struct mutex update_lock;
-        unsigned long last_updated, rate; /* in jiffies */
+        unsigned long last_updated, interval; /* in jiffies */
         char valid; /* zero until following fields are valid */
         /* registers values */
         u8 local_h, local_l; /* local */
@@ -114,23 +114,23 @@ show_temp(local);
 show_temp(remote1);
 show_temp(remote2);
 
-static ssize_t show_rate(struct device *dev, struct device_attribute *attr,
+static ssize_t show_interval(struct device *dev, struct device_attribute *attr,
                          char *buf)
 {
         struct lm95241_data *data = lm95241_update_device(dev);
 
-        snprintf(buf, PAGE_SIZE - 1, "%lu\n", 1000 * data->rate / HZ);
+        snprintf(buf, PAGE_SIZE - 1, "%lu\n", 1000 * data->interval / HZ);
         return strlen(buf);
 }
 
-static ssize_t set_rate(struct device *dev, struct device_attribute *attr,
+static ssize_t set_interval(struct device *dev, struct device_attribute *attr,
                         const char *buf, size_t count)
 {
         struct i2c_client *client = to_i2c_client(dev);
         struct lm95241_data *data = i2c_get_clientdata(client);
 
-        strict_strtol(buf, 10, &data->rate);
-        data->rate = data->rate * HZ / 1000;
+        strict_strtol(buf, 10, &data->interval);
+        data->interval = data->interval * HZ / 1000;
 
         return count;
 }
@@ -286,7 +286,8 @@ static DEVICE_ATTR(temp2_min, S_IWUSR | S_IRUGO, show_min1, set_min1);
 static DEVICE_ATTR(temp3_min, S_IWUSR | S_IRUGO, show_min2, set_min2);
 static DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_max1, set_max1);
 static DEVICE_ATTR(temp3_max, S_IWUSR | S_IRUGO, show_max2, set_max2);
-static DEVICE_ATTR(rate, S_IWUSR | S_IRUGO, show_rate, set_rate);
+static DEVICE_ATTR(update_interval, S_IWUSR | S_IRUGO, show_interval,
+                   set_interval);
 
 static struct attribute *lm95241_attributes[] = {
         &dev_attr_temp1_input.attr,
@@ -298,7 +299,7 @@ static struct attribute *lm95241_attributes[] = {
         &dev_attr_temp3_min.attr,
         &dev_attr_temp2_max.attr,
         &dev_attr_temp3_max.attr,
-        &dev_attr_rate.attr,
+        &dev_attr_update_interval.attr,
         NULL
 };
 
@@ -376,7 +377,7 @@ static void lm95241_init_client(struct i2c_client *client)
 {
         struct lm95241_data *data = i2c_get_clientdata(client);
 
-        data->rate = HZ;    /* 1 sec default */
+        data->interval = HZ;    /* 1 sec default */
         data->valid = 0;
         data->config = CFG_CR0076;
         data->model = 0;
@@ -410,7 +411,7 @@ static struct lm95241_data *lm95241_update_device(struct device *dev)
 
         mutex_lock(&data->update_lock);
 
-        if (time_after(jiffies, data->last_updated + data->rate) ||
+        if (time_after(jiffies, data->last_updated + data->interval) ||
             !data->valid) {
                 dev_dbg(&client->dev, "Updating lm95241 data.\n");
                 data->local_h =
diff --git a/drivers/hwmon/pkgtemp.c b/drivers/hwmon/pkgtemp.c
index 74157fcda6ed..f11903936c8b 100644
--- a/drivers/hwmon/pkgtemp.c
+++ b/drivers/hwmon/pkgtemp.c
@@ -33,7 +33,6 @@
 #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>
 
@@ -224,7 +223,7 @@ static int __devinit pkgtemp_probe(struct platform_device *pdev)
 
         err = sysfs_create_group(&pdev->dev.kobj, &pkgtemp_group);
         if (err)
-                goto exit_free;
+                goto exit_dev;
 
         data->hwmon_dev = hwmon_device_register(&pdev->dev);
         if (IS_ERR(data->hwmon_dev)) {
@@ -238,6 +237,8 @@ static int __devinit pkgtemp_probe(struct platform_device *pdev)
 
 exit_class:
         sysfs_remove_group(&pdev->dev.kobj, &pkgtemp_group);
+exit_dev:
+        device_remove_file(&pdev->dev, &sensor_dev_attr_temp1_max.dev_attr);
 exit_free:
         kfree(data);
 exit:
@@ -250,6 +251,7 @@ static int __devexit pkgtemp_remove(struct platform_device *pdev)
 
         hwmon_device_unregister(data->hwmon_dev);
         sysfs_remove_group(&pdev->dev.kobj, &pkgtemp_group);
+        device_remove_file(&pdev->dev, &sensor_dev_attr_temp1_max.dev_attr);
         platform_set_drvdata(pdev, NULL);
         kfree(data);
         return 0;
@@ -281,9 +283,10 @@ static int __cpuinit pkgtemp_device_add(unsigned int cpu)
         int err;
         struct platform_device *pdev;
         struct pdev_entry *pdev_entry;
-#ifdef CONFIG_SMP
         struct cpuinfo_x86 *c = &cpu_data(cpu);
-#endif
+
+        if (!cpu_has(c, X86_FEATURE_PTS))
+                return 0;
 
         mutex_lock(&pdev_list_mutex);
 
@@ -339,17 +342,18 @@ exit:
 #ifdef CONFIG_HOTPLUG_CPU
 static void pkgtemp_device_remove(unsigned int cpu)
 {
-        struct pdev_entry *p, *n;
+        struct pdev_entry *p;
         unsigned int i;
         int err;
 
         mutex_lock(&pdev_list_mutex);
-        list_for_each_entry_safe(p, n, &pdev_list, list) {
+        list_for_each_entry(p, &pdev_list, list) {
                 if (p->cpu != cpu)
                         continue;
 
                 platform_device_unregister(p->pdev);
                 list_del(&p->list);
+                mutex_unlock(&pdev_list_mutex);
                 kfree(p);
                 for_each_cpu(i, cpu_core_mask(cpu)) {
                         if (i != cpu) {
@@ -358,7 +362,7 @@ static void pkgtemp_device_remove(unsigned int cpu)
                                         break;
                         }
                 }
-                break;
+                return;
         }
         mutex_unlock(&pdev_list_mutex);
 }
@@ -399,11 +403,6 @@ static int __init pkgtemp_init(void)
                 goto exit;
 
         for_each_online_cpu(i) {
-                struct cpuinfo_x86 *c = &cpu_data(i);
-
-                if (!cpu_has(c, X86_FEATURE_PTS))
-                        continue;
-
                 err = pkgtemp_device_add(i);
                 if (err)
                         goto exit_devices_unreg;
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c
index e96e69dd36fb..072c58008a63 100644
--- a/drivers/hwmon/w83627ehf.c
+++ b/drivers/hwmon/w83627ehf.c
@@ -127,6 +127,7 @@ superio_enter(int ioreg)
 static inline void
 superio_exit(int ioreg)
 {
+        outb(0xaa, ioreg);
         outb(0x02, ioreg);
         outb(0x02, ioreg + 1);
 }
diff --git a/drivers/i2c/busses/i2c-davinci.c b/drivers/i2c/busses/i2c-davinci.c
index 2222c87876b9..b8feac5f2ef4 100644
--- a/drivers/i2c/busses/i2c-davinci.c
+++ b/drivers/i2c/busses/i2c-davinci.c
@@ -357,9 +357,6 @@ i2c_davinci_xfer_msg(struct i2c_adapter *adap, struct i2c_msg *msg, int stop)
 
         dev->terminate = 0;
 
-        /* write the data into mode register */
-        davinci_i2c_write_reg(dev, DAVINCI_I2C_MDR_REG, flag);
-
         /*
          * First byte should be set here, not after interrupt,
          * because transmit-data-ready interrupt can come before
@@ -371,6 +368,9 @@ i2c_davinci_xfer_msg(struct i2c_adapter *adap, struct i2c_msg *msg, int stop)
                 dev->buf_len--;
         }
 
+        /* write the data into mode register; start transmitting */
+        davinci_i2c_write_reg(dev, DAVINCI_I2C_MDR_REG, flag);
+
         r = wait_for_completion_interruptible_timeout(&dev->cmd_complete,
                                                       dev->adapter.timeout);
         if (r == 0) {
diff --git a/drivers/i2c/busses/i2c-octeon.c b/drivers/i2c/busses/i2c-octeon.c
index 0e9f85d0a835..56dbe54e8811 100644
--- a/drivers/i2c/busses/i2c-octeon.c
+++ b/drivers/i2c/busses/i2c-octeon.c
@@ -218,7 +218,7 @@ static int octeon_i2c_wait(struct octeon_i2c *i2c)
                 return result;
         } else if (result == 0) {
                 dev_dbg(i2c->dev, "%s: timeout\n", __func__);
-                result = -ETIMEDOUT;
+                return -ETIMEDOUT;
         }
 
         return 0;
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 7674efb55378..b33c78586bfc 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -680,6 +680,8 @@ omap_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
 
         if (r == 0)
                 r = num;
+
+        omap_i2c_wait_for_bb(dev);
 out:
         omap_i2c_idle(dev);
         return r;
diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index 72902e0bbfa7..bf831bf81587 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -662,8 +662,8 @@ static int s3c24xx_i2c_clockrate(struct s3c24xx_i2c *i2c, unsigned int *got)
                 unsigned long sda_delay;
 
                 if (pdata->sda_delay) {
-                        sda_delay = (freq / 1000) * pdata->sda_delay;
-                        sda_delay /= 1000000;
+                        sda_delay = clkin * pdata->sda_delay;
+                        sda_delay = DIV_ROUND_UP(sda_delay, 1000000);
                         sda_delay = DIV_ROUND_UP(sda_delay, 5);
                         if (sda_delay > 3)
                                 sda_delay = 3;
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 4c3d1bfec0c5..068cef0a987a 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -1448,19 +1448,13 @@ int ide_host_register(struct ide_host *host, const struct ide_port_info *d,
                 if (hwif == NULL)
                         continue;
 
-                if (hwif->present)
-                        hwif_register_devices(hwif);
-        }
-
-        ide_host_for_each_port(i, hwif, host) {
-                if (hwif == NULL)
-                        continue;
-
                 ide_sysfs_register_port(hwif);
                 ide_proc_register_port(hwif);
 
-                if (hwif->present)
+                if (hwif->present) {
                         ide_proc_port_register_devices(hwif);
+                        hwif_register_devices(hwif);
+                }
         }
 
         return j ? 0 : -1;
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index a10152bb1427..0906fc5b69b9 100755..100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -83,7 +83,7 @@ static unsigned int mwait_substates;
 /* Reliable LAPIC Timer States, bit 1 for C1 etc.  */
 static unsigned int lapic_timer_reliable_states;
 
-static struct cpuidle_device *intel_idle_cpuidle_devices;
+static struct cpuidle_device __percpu *intel_idle_cpuidle_devices;
 static int intel_idle(struct cpuidle_device *dev, struct cpuidle_state *state);
 
 static struct cpuidle_state *cpuidle_state_table;
@@ -108,7 +108,7 @@ static struct cpuidle_state nehalem_cstates[MWAIT_MAX_NUM_CSTATES] = {
                 .name = "NHM-C3",
                 .desc = "MWAIT 0x10",
                 .driver_data = (void *) 0x10,
-                .flags = CPUIDLE_FLAG_TIME_VALID,
+                .flags = CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,
                 .exit_latency = 20,
                 .power_usage = 500,
                 .target_residency = 80,
@@ -117,7 +117,7 @@ static struct cpuidle_state nehalem_cstates[MWAIT_MAX_NUM_CSTATES] = {
                 .name = "NHM-C6",
                 .desc = "MWAIT 0x20",
                 .driver_data = (void *) 0x20,
-                .flags = CPUIDLE_FLAG_TIME_VALID,
+                .flags = CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,
                 .exit_latency = 200,
                 .power_usage = 350,
                 .target_residency = 800,
@@ -149,7 +149,7 @@ static struct cpuidle_state atom_cstates[MWAIT_MAX_NUM_CSTATES] = {
                 .name = "ATM-C4",
                 .desc = "MWAIT 0x30",
                 .driver_data = (void *) 0x30,
-                .flags = CPUIDLE_FLAG_TIME_VALID,
+                .flags = CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,
                 .exit_latency = 100,
                 .power_usage = 250,
                 .target_residency = 400,
@@ -159,7 +159,7 @@ static struct cpuidle_state atom_cstates[MWAIT_MAX_NUM_CSTATES] = {
                 .name = "ATM-C6",
                 .desc = "MWAIT 0x40",
                 .driver_data = (void *) 0x40,
-                .flags = CPUIDLE_FLAG_TIME_VALID,
+                .flags = CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_TLB_FLUSHED,
                 .exit_latency = 200,
                 .power_usage = 150,
                 .target_residency = 800,
@@ -185,6 +185,16 @@ static int intel_idle(struct cpuidle_device *dev, struct cpuidle_state *state)
 
         local_irq_disable();
 
+        /*
+         * If the state flag indicates that the TLB will be flushed or if this
+         * is the deepest c-state supported, do a voluntary leave mm to avoid
+         * costly and mostly unnecessary wakeups for flushing the user TLB's
+         * associated with the active mm.
+         */
+        if (state->flags & CPUIDLE_FLAG_TLB_FLUSHED ||
+            (&dev->states[dev->state_count - 1] == state))
+                leave_mm(cpu);
+
         if (!(lapic_timer_reliable_states & (1 << (cstate))))
                 clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &cpu);
 
diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.h b/drivers/infiniband/hw/cxgb3/cxio_hal.h
index 8f0caf7d4482..78fbe9ffe7f0 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_hal.h
+++ b/drivers/infiniband/hw/cxgb3/cxio_hal.h
@@ -53,7 +53,7 @@
 #define T3_MAX_PBL_SIZE 256
 #define T3_MAX_RQ_SIZE 1024
 #define T3_MAX_QP_DEPTH (T3_MAX_RQ_SIZE-1)
-#define T3_MAX_CQ_DEPTH 262144
+#define T3_MAX_CQ_DEPTH 65536
 #define T3_MAX_NUM_STAG (1<<15)
 #define T3_MAX_MR_SIZE 0x100000000ULL
 #define T3_PAGESIZE_MASK 0xffff000  /* 4KB-128MB */
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index d88077a21994..13c88871dc3b 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -463,7 +463,8 @@ static int send_connect(struct iwch_ep *ep)
             V_MSS_IDX(mtu_idx) |
             V_L2T_IDX(ep->l2t->idx) | V_TX_CHANNEL(ep->l2t->smt_idx);
         opt0l = V_TOS((ep->tos >> 2) & M_TOS) | V_RCV_BUFSIZ(rcv_win>>10);
-        opt2 = V_FLAVORS_VALID(1) | V_CONG_CONTROL_FLAVOR(cong_flavor);
+        opt2 = F_RX_COALESCE_VALID | V_RX_COALESCE(0) | V_FLAVORS_VALID(1) |
+               V_CONG_CONTROL_FLAVOR(cong_flavor);
         skb->priority = CPL_PRIORITY_SETUP;
         set_arp_failure_handler(skb, act_open_req_arp_failure);
 
@@ -1280,7 +1281,8 @@ static void accept_cr(struct iwch_ep *ep, __be32 peer_ip, struct sk_buff *skb)
             V_MSS_IDX(mtu_idx) |
             V_L2T_IDX(ep->l2t->idx) | V_TX_CHANNEL(ep->l2t->smt_idx);
         opt0l = V_TOS((ep->tos >> 2) & M_TOS) | V_RCV_BUFSIZ(rcv_win>>10);
-        opt2 = V_FLAVORS_VALID(1) | V_CONG_CONTROL_FLAVOR(cong_flavor);
+        opt2 = F_RX_COALESCE_VALID | V_RX_COALESCE(0) | V_FLAVORS_VALID(1) |
+               V_CONG_CONTROL_FLAVOR(cong_flavor);
 
         rpl = cplhdr(skb);
         rpl->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index 443cea55daac..61e0efd4ccfb 100644
--- a/drivers/infiniband/hw/nes/nes_cm.c
+++ b/drivers/infiniband/hw/nes/nes_cm.c
@@ -502,7 +502,9 @@ int schedule_nes_timer(struct nes_cm_node *cm_node, struct sk_buff *skb,
 static void nes_retrans_expired(struct nes_cm_node *cm_node)
 {
         struct iw_cm_id *cm_id = cm_node->cm_id;
-        switch (cm_node->state) {
+        enum nes_cm_node_state state = cm_node->state;
+        cm_node->state = NES_CM_STATE_CLOSED;
+        switch (state) {
         case NES_CM_STATE_SYN_RCVD:
         case NES_CM_STATE_CLOSING:
                 rem_ref_cm_node(cm_node->cm_core, cm_node);
@@ -511,7 +513,6 @@ static void nes_retrans_expired(struct nes_cm_node *cm_node)
         case NES_CM_STATE_FIN_WAIT1:
                 if (cm_node->cm_id)
                         cm_id->rem_ref(cm_id);
-                cm_node->state = NES_CM_STATE_CLOSED;
                 send_reset(cm_node, NULL);
                 break;
         default:
@@ -1439,9 +1440,6 @@ static void handle_rst_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
                 break;
         case NES_CM_STATE_MPAREQ_RCVD:
                 passive_state = atomic_add_return(1, &cm_node->passive_state);
-                if (passive_state ==  NES_SEND_RESET_EVENT)
-                        create_event(cm_node, NES_CM_EVENT_RESET);
-                cm_node->state = NES_CM_STATE_CLOSED;
                 dev_kfree_skb_any(skb);
                 break;
         case NES_CM_STATE_ESTABLISHED:
@@ -1456,6 +1454,7 @@ static void handle_rst_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
         case NES_CM_STATE_CLOSED:
                 drop_packet(skb);
                 break;
+        case NES_CM_STATE_FIN_WAIT2:
         case NES_CM_STATE_FIN_WAIT1:
         case NES_CM_STATE_LAST_ACK:
                 cm_node->cm_id->rem_ref(cm_node->cm_id);
@@ -2777,6 +2776,12 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
                 return -EINVAL;
         }
 
+        passive_state = atomic_add_return(1, &cm_node->passive_state);
+        if (passive_state == NES_SEND_RESET_EVENT) {
+                rem_ref_cm_node(cm_node->cm_core, cm_node);
+                return -ECONNRESET;
+        }
+
         /* associate the node with the QP */
         nesqp->cm_node = (void *)cm_node;
         cm_node->nesqp = nesqp;
@@ -2979,9 +2984,6 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
                 printk(KERN_ERR "%s[%u] OFA CM event_handler returned, "
                         "ret=%d\n", __func__, __LINE__, ret);
 
-        passive_state = atomic_add_return(1, &cm_node->passive_state);
-        if (passive_state == NES_SEND_RESET_EVENT)
-                create_event(cm_node, NES_CM_EVENT_RESET);
         return 0;
 }
 
diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c
index f8233c851c69..1980a461c499 100644
--- a/drivers/infiniband/hw/nes/nes_hw.c
+++ b/drivers/infiniband/hw/nes/nes_hw.c
@@ -3468,6 +3468,19 @@ static void nes_process_iwarp_aeqe(struct nes_device *nesdev,
                                 return; /* Ignore it, wait for close complete */
 
                         if (atomic_inc_return(&nesqp->close_timer_started) == 1) {
+                                if ((tcp_state == NES_AEQE_TCP_STATE_CLOSE_WAIT) &&
+                                        (nesqp->ibqp_state == IB_QPS_RTS) &&
+                                        ((nesadapter->eeprom_version >> 16) != NES_A0)) {
+                                        spin_lock_irqsave(&nesqp->lock, flags);
+                                        nesqp->hw_iwarp_state = iwarp_state;
+                                        nesqp->hw_tcp_state = tcp_state;
+                                        nesqp->last_aeq = async_event_id;
+                                        next_iwarp_state = NES_CQP_QP_IWARP_STATE_CLOSING;
+                                        nesqp->hw_iwarp_state = NES_AEQE_IWARP_STATE_CLOSING;
+                                        spin_unlock_irqrestore(&nesqp->lock, flags);
+                                        nes_hw_modify_qp(nesdev, nesqp, next_iwarp_state, 0, 0);
+                                        nes_cm_disconn(nesqp);
+                                }
                                 nesqp->cm_id->add_ref(nesqp->cm_id);
                                 schedule_nes_timer(nesqp->cm_node, (struct sk_buff *)nesqp,
                                                 NES_TIMER_TYPE_CLOSE, 1, 0);
@@ -3477,7 +3490,6 @@ static void nes_process_iwarp_aeqe(struct nes_device *nesdev,
                                                 nesqp->hwqp.qp_id, atomic_read(&nesqp->refcount),
                                                 async_event_id, nesqp->last_aeq, tcp_state);
                         }
-
                         break;
                 case NES_AEQE_AEID_LLP_CLOSE_COMPLETE:
                         if (nesqp->term_flags) {
diff --git a/drivers/infiniband/hw/nes/nes_hw.h b/drivers/infiniband/hw/nes/nes_hw.h
index aa9183db32b1..1204c3432b63 100644
--- a/drivers/infiniband/hw/nes/nes_hw.h
+++ b/drivers/infiniband/hw/nes/nes_hw.h
@@ -45,6 +45,7 @@
 #define NES_PHY_TYPE_KR        9
 
 #define NES_MULTICAST_PF_MAX 8
+#define NES_A0 3
 
 enum pci_regs {
         NES_INT_STAT = 0x0000,
diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c
index 6dfdd49cdbcf..10560c796fd6 100644
--- a/drivers/infiniband/hw/nes/nes_nic.c
+++ b/drivers/infiniband/hw/nes/nes_nic.c
@@ -1446,14 +1446,14 @@ static int nes_netdev_set_pauseparam(struct net_device *netdev,
                                 NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200));
                 u32temp |= NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE;
                 nes_write_indexed(nesdev,
-                                NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE + (nesdev->mac_index*0x200), u32temp);
+                                NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200), u32temp);
                 nesdev->disable_tx_flow_control = 0;
         } else if ((et_pauseparam->tx_pause == 0) && (nesdev->disable_tx_flow_control == 0)) {
                 u32temp = nes_read_indexed(nesdev,
                                 NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200));
                 u32temp &= ~NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE;
                 nes_write_indexed(nesdev,
-                                NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE + (nesdev->mac_index*0x200), u32temp);
+                                NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200), u32temp);
                 nesdev->disable_tx_flow_control = 1;
         }
         if ((et_pauseparam->rx_pause == 1) && (nesdev->disable_rx_flow_control == 1)) {
diff --git a/drivers/input/input.c b/drivers/input/input.c
index a9b025f4147a..ab6982056518 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -1599,11 +1599,14 @@ EXPORT_SYMBOL(input_free_device);
  * @dev: input device supporting MT events and finger tracking
  * @num_slots: number of slots used by the device
  *
- * This function allocates all necessary memory for MT slot handling
- * in the input device, and adds ABS_MT_SLOT to the device capabilities.
+ * This function allocates all necessary memory for MT slot handling in the
+ * input device, and adds ABS_MT_SLOT to the device capabilities. All slots
+ * are initially marked as unused iby setting ABS_MT_TRACKING_ID to -1.
  */
 int input_mt_create_slots(struct input_dev *dev, unsigned int num_slots)
 {
+        int i;
+
         if (!num_slots)
                 return 0;
 
@@ -1614,6 +1617,10 @@ int input_mt_create_slots(struct input_dev *dev, unsigned int num_slots)
         dev->mtsize = num_slots;
         input_set_abs_params(dev, ABS_MT_SLOT, 0, num_slots - 1, 0, 0);
 
+        /* Mark slots as 'unused' */
+        for (i = 0; i < num_slots; i++)
+                dev->mt[i].abs[ABS_MT_TRACKING_ID - ABS_MT_FIRST] = -1;
+
         return 0;
 }
 EXPORT_SYMBOL(input_mt_create_slots);
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index ea67c49146a3..b95231763911 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -337,10 +337,14 @@ 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_TOUCH_MAJOR,
+                         raw2int(f->force_major) << 1);
+        input_report_abs(input, ABS_MT_TOUCH_MINOR,
+                         raw2int(f->force_minor) << 1);
+        input_report_abs(input, ABS_MT_WIDTH_MAJOR,
+                         raw2int(f->size_major) << 1);
+        input_report_abs(input, ABS_MT_WIDTH_MINOR,
+                         raw2int(f->size_minor) << 1);
         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));
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index 46e4ba0b9246..f58513160480 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -1485,8 +1485,8 @@ static int __init i8042_init(void)
 
 static void __exit i8042_exit(void)
 {
-        platform_driver_unregister(&i8042_driver);
         platform_device_unregister(i8042_platform_device);
+        platform_driver_unregister(&i8042_driver);
         i8042_platform_exit();
 
         panic_blink = NULL;
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 40d77ba8fdc1..6e29badb969e 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -243,10 +243,10 @@ static int wacom_graphire_irq(struct wacom_wac *wacom)
                         if (features->type == WACOM_G4 ||
                                         features->type == WACOM_MO) {
                                 input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
-                                rw = (signed)(data[7] & 0x04) - (data[7] & 0x03);
+                                rw = (data[7] & 0x04) - (data[7] & 0x03);
                         } else {
                                 input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
-                                rw = -(signed)data[6];
+                                rw = -(signed char)data[6];
                         }
                         input_report_rel(input, REL_WHEEL, rw);
                 }
diff --git a/drivers/leds/leds-ns2.c b/drivers/leds/leds-ns2.c
index 74dce4ba0262..350eb34f049c 100644
--- a/drivers/leds/leds-ns2.c
+++ b/drivers/leds/leds-ns2.c
@@ -81,7 +81,7 @@ static int ns2_led_get_mode(struct ns2_led_data *led_dat,
         int cmd_level;
         int slow_level;
 
-        read_lock(&led_dat->rw_lock);
+        read_lock_irq(&led_dat->rw_lock);
 
         cmd_level = gpio_get_value(led_dat->cmd);
         slow_level = gpio_get_value(led_dat->slow);
@@ -95,7 +95,7 @@ static int ns2_led_get_mode(struct ns2_led_data *led_dat,
                 }
         }
 
-        read_unlock(&led_dat->rw_lock);
+        read_unlock_irq(&led_dat->rw_lock);
 
         return ret;
 }
@@ -104,8 +104,9 @@ static void ns2_led_set_mode(struct ns2_led_data *led_dat,
                              enum ns2_led_modes mode)
 {
         int i;
+        unsigned long flags;
 
-        write_lock(&led_dat->rw_lock);
+        write_lock_irqsave(&led_dat->rw_lock, flags);
 
         for (i = 0; i < ARRAY_SIZE(ns2_led_modval); i++) {
                 if (mode == ns2_led_modval[i].mode) {
@@ -116,7 +117,7 @@ static void ns2_led_set_mode(struct ns2_led_data *led_dat,
                 }
         }
 
-        write_unlock(&led_dat->rw_lock);
+        write_unlock_irqrestore(&led_dat->rw_lock, flags);
 }
 
 static void ns2_led_set(struct led_classdev *led_cdev,
diff --git a/drivers/md/.gitignore b/drivers/md/.gitignore
deleted file mode 100644
index a7afec6b19c6..000000000000
--- a/drivers/md/.gitignore
+++ /dev/null
@@ -1,4 +0,0 @@
-mktables
-raid6altivec*.c
-raid6int*.c
-raid6tables.c
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 1ba1e122e948..ed4900ade93a 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -1542,8 +1542,7 @@ void bitmap_cond_end_sync(struct bitmap *bitmap, sector_t sector)
                    atomic_read(&bitmap->mddev->recovery_active) == 0);
 
         bitmap->mddev->curr_resync_completed = bitmap->mddev->curr_resync;
-        if (bitmap->mddev->persistent)
-                set_bit(MD_CHANGE_CLEAN, &bitmap->mddev->flags);
+        set_bit(MD_CHANGE_CLEAN, &bitmap->mddev->flags);
         sector &= ~((1ULL << CHUNK_BLOCK_SHIFT(bitmap)) - 1);
         s = 0;
         while (s < sector && s < bitmap->mddev->resync_max_sectors) {
diff --git a/drivers/md/md.c b/drivers/md/md.c
index c148b6302154..f20d13e717d5 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -1643,7 +1643,9 @@ static void super_1_sync(mddev_t *mddev, mdk_rdev_t *rdev)
                 bmask = queue_logical_block_size(rdev->bdev->bd_disk->queue)-1;
                 if (rdev->sb_size & bmask)
                         rdev->sb_size = (rdev->sb_size | bmask) + 1;
-        }
+        } else
+                max_dev = le32_to_cpu(sb->max_dev);
+
         for (i=0; i<max_dev;i++)
                 sb->dev_roles[i] = cpu_to_le16(0xfffe);
         
@@ -2167,9 +2169,9 @@ repeat:
                                 rdev->recovery_offset = mddev->curr_resync_completed;
 
         }       
-        if (mddev->external || !mddev->persistent) {
-                clear_bit(MD_CHANGE_DEVS, &mddev->flags);
+        if (!mddev->persistent) {
                 clear_bit(MD_CHANGE_CLEAN, &mddev->flags);
+                clear_bit(MD_CHANGE_DEVS, &mddev->flags);
                 wake_up(&mddev->sb_wait);
                 return;
         }
@@ -2178,7 +2180,6 @@ repeat:
 
         mddev->utime = get_seconds();
 
-        set_bit(MD_CHANGE_PENDING, &mddev->flags);
         if (test_and_clear_bit(MD_CHANGE_DEVS, &mddev->flags))
                 force_change = 1;
         if (test_and_clear_bit(MD_CHANGE_CLEAN, &mddev->flags))
@@ -3371,7 +3372,7 @@ array_state_show(mddev_t *mddev, char *page)
                 case 0:
                         if (mddev->in_sync)
                                 st = clean;
-                        else if (test_bit(MD_CHANGE_CLEAN, &mddev->flags))
+                        else if (test_bit(MD_CHANGE_PENDING, &mddev->flags))
                                 st = write_pending;
                         else if (mddev->safemode)
                                 st = active_idle;
@@ -3452,9 +3453,7 @@ array_state_store(mddev_t *mddev, const char *buf, size_t len)
                                         mddev->in_sync = 1;
                                         if (mddev->safemode == 1)
                                                 mddev->safemode = 0;
-                                        if (mddev->persistent)
-                                                set_bit(MD_CHANGE_CLEAN,
-                                                        &mddev->flags);
+                                        set_bit(MD_CHANGE_CLEAN, &mddev->flags);
                                 }
                                 err = 0;
                         } else
@@ -3466,8 +3465,7 @@ array_state_store(mddev_t *mddev, const char *buf, size_t len)
         case active:
                 if (mddev->pers) {
                         restart_array(mddev);
-                        if (mddev->external)
-                                clear_bit(MD_CHANGE_CLEAN, &mddev->flags);
+                        clear_bit(MD_CHANGE_PENDING, &mddev->flags);
                         wake_up(&mddev->sb_wait);
                         err = 0;
                 } else {
@@ -6572,6 +6570,7 @@ void md_write_start(mddev_t *mddev, struct bio *bi)
                 if (mddev->in_sync) {
                         mddev->in_sync = 0;
                         set_bit(MD_CHANGE_CLEAN, &mddev->flags);
+                        set_bit(MD_CHANGE_PENDING, &mddev->flags);
                         md_wakeup_thread(mddev->thread);
                         did_change = 1;
                 }
@@ -6580,7 +6579,6 @@ void md_write_start(mddev_t *mddev, struct bio *bi)
         if (did_change)
                 sysfs_notify_dirent_safe(mddev->sysfs_state);
         wait_event(mddev->sb_wait,
-                   !test_bit(MD_CHANGE_CLEAN, &mddev->flags) &&
                    !test_bit(MD_CHANGE_PENDING, &mddev->flags));
 }
 
@@ -6616,6 +6614,7 @@ int md_allow_write(mddev_t *mddev)
         if (mddev->in_sync) {
                 mddev->in_sync = 0;
                 set_bit(MD_CHANGE_CLEAN, &mddev->flags);
+                set_bit(MD_CHANGE_PENDING, &mddev->flags);
                 if (mddev->safemode_delay &&
                     mddev->safemode == 0)
                         mddev->safemode = 1;
@@ -6625,7 +6624,7 @@ int md_allow_write(mddev_t *mddev)
         } else
                 spin_unlock_irq(&mddev->write_lock);
 
-        if (test_bit(MD_CHANGE_CLEAN, &mddev->flags))
+        if (test_bit(MD_CHANGE_PENDING, &mddev->flags))
                 return -EAGAIN;
         else
                 return 0;
@@ -6823,8 +6822,7 @@ void md_do_sync(mddev_t *mddev)
                                    atomic_read(&mddev->recovery_active) == 0);
                         mddev->curr_resync_completed =
                                 mddev->curr_resync;
-                        if (mddev->persistent)
-                                set_bit(MD_CHANGE_CLEAN, &mddev->flags);
+                        set_bit(MD_CHANGE_CLEAN, &mddev->flags);
                         sysfs_notify(&mddev->kobj, NULL, "sync_completed");
                 }
 
@@ -7073,7 +7071,7 @@ void md_check_recovery(mddev_t *mddev)
         if (mddev->ro && !test_bit(MD_RECOVERY_NEEDED, &mddev->recovery))
                 return;
         if ( ! (
-                (mddev->flags && !mddev->external) ||
+                (mddev->flags & ~ (1<<MD_CHANGE_PENDING)) ||
                 test_bit(MD_RECOVERY_NEEDED, &mddev->recovery) ||
                 test_bit(MD_RECOVERY_DONE, &mddev->recovery) ||
                 (mddev->external == 0 && mddev->safemode == 1) ||
@@ -7103,8 +7101,7 @@ void md_check_recovery(mddev_t *mddev)
                             mddev->recovery_cp == MaxSector) {
                                 mddev->in_sync = 1;
                                 did_change = 1;
-                                if (mddev->persistent)
-                                        set_bit(MD_CHANGE_CLEAN, &mddev->flags);
+                                set_bit(MD_CHANGE_CLEAN, &mddev->flags);
                         }
                         if (mddev->safemode == 1)
                                 mddev->safemode = 0;
diff --git a/drivers/md/md.h b/drivers/md/md.h
index a953fe2808ae..3931299788dc 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -140,7 +140,7 @@ struct mddev_s
         unsigned long                   flags;
 #define MD_CHANGE_DEVS  0       /* Some device status has changed */
 #define MD_CHANGE_CLEAN 1       /* transition to or from 'clean' */
-#define MD_CHANGE_PENDING 2     /* superblock update in progress */
+#define MD_CHANGE_PENDING 2     /* switch from 'clean' to 'active' in progress */
 
         int                             suspended;
         atomic_t                        active_io;
diff --git a/drivers/mfd/max8925-core.c b/drivers/mfd/max8925-core.c
index 04028a9ee082..428377a5a6f5 100644
--- a/drivers/mfd/max8925-core.c
+++ b/drivers/mfd/max8925-core.c
@@ -429,24 +429,25 @@ static void max8925_irq_sync_unlock(unsigned int irq)
         irq_tsc = cache_tsc;
         for (i = 0; i < ARRAY_SIZE(max8925_irqs); i++) {
                 irq_data = &max8925_irqs[i];
+                /* 1 -- disable, 0 -- enable */
                 switch (irq_data->mask_reg) {
                 case MAX8925_CHG_IRQ1_MASK:
-                        irq_chg[0] &= irq_data->enable;
+                        irq_chg[0] &= ~irq_data->enable;
                         break;
                 case MAX8925_CHG_IRQ2_MASK:
-                        irq_chg[1] &= irq_data->enable;
+                        irq_chg[1] &= ~irq_data->enable;
                         break;
                 case MAX8925_ON_OFF_IRQ1_MASK:
-                        irq_on[0] &= irq_data->enable;
+                        irq_on[0] &= ~irq_data->enable;
                         break;
                 case MAX8925_ON_OFF_IRQ2_MASK:
-                        irq_on[1] &= irq_data->enable;
+                        irq_on[1] &= ~irq_data->enable;
                         break;
                 case MAX8925_RTC_IRQ_MASK:
-                        irq_rtc &= irq_data->enable;
+                        irq_rtc &= ~irq_data->enable;
                         break;
                 case MAX8925_TSC_IRQ_MASK:
-                        irq_tsc &= irq_data->enable;
+                        irq_tsc &= ~irq_data->enable;
                         break;
                 default:
                         dev_err(chip->dev, "wrong IRQ\n");
diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c
index 7dabe4dbd373..294183b6260b 100644
--- a/drivers/mfd/wm831x-irq.c
+++ b/drivers/mfd/wm831x-irq.c
@@ -394,8 +394,13 @@ static int wm831x_irq_set_type(unsigned int irq, unsigned int type)
 
         irq = irq - wm831x->irq_base;
 
-        if (irq < WM831X_IRQ_GPIO_1 || irq > WM831X_IRQ_GPIO_11)
-                return -EINVAL;
+        if (irq < WM831X_IRQ_GPIO_1 || irq > WM831X_IRQ_GPIO_11) {
+                /* Ignore internal-only IRQs */
+                if (irq >= 0 && irq < WM831X_NUM_IRQS)
+                        return 0;
+                else
+                        return -EINVAL;
+        }
 
         switch (type) {
         case IRQ_TYPE_EDGE_BOTH:
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 0b591b658243..b74331260744 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -368,7 +368,7 @@ config VMWARE_BALLOON
           If unsure, say N.
 
           To compile this driver as a module, choose M here: the
-          module will be called vmware_balloon.
+          module will be called vmw_balloon.
 
 config ARM_CHARLCD
         bool "ARM Ltd. Character LCD Driver"
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index 255a80dc9d73..42eab95cde2a 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -33,5 +33,5 @@ obj-$(CONFIG_IWMC3200TOP)      += iwmc3200top/
 obj-$(CONFIG_HMC6352)           += hmc6352.o
 obj-y                           += eeprom/
 obj-y                           += cb710/
-obj-$(CONFIG_VMWARE_BALLOON)    += vmware_balloon.o
+obj-$(CONFIG_VMWARE_BALLOON)    += vmw_balloon.o
 obj-$(CONFIG_ARM_CHARLCD)       += arm-charlcd.o
diff --git a/drivers/misc/vmware_balloon.c b/drivers/misc/vmw_balloon.c
index 2a1e804a71aa..2a1e804a71aa 100644
--- a/drivers/misc/vmware_balloon.c
+++ b/drivers/misc/vmw_balloon.c
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index bd2755e8d9a3..f332c52968b7 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -362,9 +362,8 @@ static int mmc_sdio_init_card(struct mmc_host *host, u32 ocr,
                 goto err;
         }
 
-        err = mmc_sd_get_cid(host, host->ocr & ocr, card->raw_cid);
-
-        if (!err) {
+        if (ocr & R4_MEMORY_PRESENT
+            && mmc_sd_get_cid(host, host->ocr & ocr, card->raw_cid) == 0) {
                 card->type = MMC_TYPE_SD_COMBO;
 
                 if (oldcard && (oldcard->type != MMC_TYPE_SD_COMBO ||
diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
index 5f3a599ead07..87226cd202a5 100644
--- a/drivers/mmc/host/at91_mci.c
+++ b/drivers/mmc/host/at91_mci.c
@@ -66,6 +66,7 @@
 #include <linux/clk.h>
 #include <linux/atmel_pdc.h>
 #include <linux/gfp.h>
+#include <linux/highmem.h>
 
 #include <linux/mmc/host.h>
 
diff --git a/drivers/mmc/host/imxmmc.c b/drivers/mmc/host/imxmmc.c
index 9a68ff4353a2..5a950b16d9e6 100644
--- a/drivers/mmc/host/imxmmc.c
+++ b/drivers/mmc/host/imxmmc.c
@@ -148,11 +148,12 @@ static int imxmci_start_clock(struct imxmci_host *host)
 
                 while (delay--) {
                         reg = readw(host->base + MMC_REG_STATUS);
-                        if (reg & STATUS_CARD_BUS_CLK_RUN)
+                        if (reg & STATUS_CARD_BUS_CLK_RUN) {
                                 /* Check twice before cut */
                                 reg = readw(host->base + MMC_REG_STATUS);
                                 if (reg & STATUS_CARD_BUS_CLK_RUN)
                                         return 0;
+                        }
 
                         if (test_bit(IMXMCI_PEND_STARTED_b, &host->pending_events))
                                 return 0;
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 4a8776f8afdd..4526d2791f29 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -2305,7 +2305,6 @@ static int omap_hsmmc_suspend(struct device *dev)
         int ret = 0;
         struct platform_device *pdev = to_platform_device(dev);
         struct omap_hsmmc_host *host = platform_get_drvdata(pdev);
-        pm_message_t state = PMSG_SUSPEND; /* unused by MMC core */
 
         if (host && host->suspended)
                 return 0;
@@ -2324,8 +2323,8 @@ static int omap_hsmmc_suspend(struct device *dev)
                         }
                 }
                 cancel_work_sync(&host->mmc_carddetect_work);
-                mmc_host_enable(host->mmc);
                 ret = mmc_suspend_host(host->mmc);
+                mmc_host_enable(host->mmc);
                 if (ret == 0) {
                         omap_hsmmc_disable_irq(host);
                         OMAP_HSMMC_WRITE(host->base, HCTL,
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index 2e16e0a90a5e..976330de379e 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -1600,7 +1600,7 @@ static int __devinit s3cmci_probe(struct platform_device *pdev)
         host->pio_active        = XFER_NONE;
 
 #ifdef CONFIG_MMC_S3C_PIODMA
-        host->dodma             = host->pdata->dma;
+        host->dodma             = host->pdata->use_dma;
 #endif
 
         host->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index 71ad4163b95e..aacb862ecc8a 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -241,8 +241,10 @@ static struct sdhci_ops sdhci_s3c_ops = {
 static void sdhci_s3c_notify_change(struct platform_device *dev, int state)
 {
         struct sdhci_host *host = platform_get_drvdata(dev);
+        unsigned long flags;
+
         if (host) {
-                spin_lock(&host->lock);
+                spin_lock_irqsave(&host->lock, flags);
                 if (state) {
                         dev_dbg(&dev->dev, "card inserted.\n");
                         host->flags &= ~SDHCI_DEVICE_DEAD;
@@ -253,7 +255,7 @@ static void sdhci_s3c_notify_change(struct platform_device *dev, int state)
                         host->quirks &= ~SDHCI_QUIRK_BROKEN_CARD_DETECTION;
                 }
                 tasklet_schedule(&host->card_tasklet);
-                spin_unlock(&host->lock);
+                spin_unlock_irqrestore(&host->lock, flags);
         }
 }
 
@@ -481,8 +483,10 @@ static int __devexit sdhci_s3c_remove(struct platform_device *pdev)
         sdhci_remove_host(host, 1);
 
         for (ptr = 0; ptr < 3; ptr++) {
-                clk_disable(sc->clk_bus[ptr]);
-                clk_put(sc->clk_bus[ptr]);
+                if (sc->clk_bus[ptr]) {
+                        clk_disable(sc->clk_bus[ptr]);
+                        clk_put(sc->clk_bus[ptr]);
+                }
         }
         clk_disable(sc->clk_io);
         clk_put(sc->clk_io);
diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c
index ee7d0a5a51c4..69d98e3bf6ab 100644
--- a/drivers/mmc/host/tmio_mmc.c
+++ b/drivers/mmc/host/tmio_mmc.c
@@ -164,6 +164,7 @@ tmio_mmc_start_command(struct tmio_mmc_host *host, struct mmc_command *cmd)
 static void tmio_mmc_pio_irq(struct tmio_mmc_host *host)
 {
         struct mmc_data *data = host->data;
+        void *sg_virt;
         unsigned short *buf;
         unsigned int count;
         unsigned long flags;
@@ -173,8 +174,8 @@ static void tmio_mmc_pio_irq(struct tmio_mmc_host *host)
                 return;
         }
 
-        buf = (unsigned short *)(tmio_mmc_kmap_atomic(host, &flags) +
-              host->sg_off);
+        sg_virt = tmio_mmc_kmap_atomic(host->sg_ptr, &flags);
+        buf = (unsigned short *)(sg_virt + host->sg_off);
 
         count = host->sg_ptr->length - host->sg_off;
         if (count > data->blksz)
@@ -191,7 +192,7 @@ static void tmio_mmc_pio_irq(struct tmio_mmc_host *host)
 
         host->sg_off += count;
 
-        tmio_mmc_kunmap_atomic(host, &flags);
+        tmio_mmc_kunmap_atomic(sg_virt, &flags);
 
         if (host->sg_off == host->sg_ptr->length)
                 tmio_mmc_next_sg(host);
diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index 64f7d5dfc106..0fedc78e3ea5 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -82,10 +82,7 @@
 
 #define ack_mmc_irqs(host, i) \
         do { \
-                u32 mask;\
-                mask  = sd_ctrl_read32((host), CTL_STATUS); \
-                mask &= ~((i) & TMIO_MASK_IRQ); \
-                sd_ctrl_write32((host), CTL_STATUS, mask); \
+                sd_ctrl_write32((host), CTL_STATUS, ~(i)); \
         } while (0)
 
 
@@ -177,19 +174,17 @@ static inline int tmio_mmc_next_sg(struct tmio_mmc_host *host)
         return --host->sg_len;
 }
 
-static inline char *tmio_mmc_kmap_atomic(struct tmio_mmc_host *host,
+static inline char *tmio_mmc_kmap_atomic(struct scatterlist *sg,
         unsigned long *flags)
 {
-        struct scatterlist *sg = host->sg_ptr;
-
         local_irq_save(*flags);
         return kmap_atomic(sg_page(sg), KM_BIO_SRC_IRQ) + sg->offset;
 }
 
-static inline void tmio_mmc_kunmap_atomic(struct tmio_mmc_host *host,
+static inline void tmio_mmc_kunmap_atomic(void *virt,
         unsigned long *flags)
 {
-        kunmap_atomic(sg_page(host->sg_ptr), KM_BIO_SRC_IRQ);
+        kunmap_atomic(virt, KM_BIO_SRC_IRQ);
         local_irq_restore(*flags);
 }
 
diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c
index a382e3dd0a5d..6fbeefa3a766 100644
--- a/drivers/mtd/nand/bf5xx_nand.c
+++ b/drivers/mtd/nand/bf5xx_nand.c
@@ -682,7 +682,6 @@ static int __devinit bf5xx_nand_add_partition(struct bf5xx_nand_info *info)
 static int __devexit bf5xx_nand_remove(struct platform_device *pdev)
 {
         struct bf5xx_nand_info *info = to_nand_info(pdev);
-        struct mtd_info *mtd = NULL;
 
         platform_set_drvdata(pdev, NULL);
 
@@ -690,11 +689,7 @@ static int __devexit bf5xx_nand_remove(struct platform_device *pdev)
          * and their partitions, then go through freeing the
          * resources used
          */
-        mtd = &info->mtd;
-        if (mtd) {
-                nand_release(mtd);
-                kfree(mtd);
-        }
+        nand_release(&info->mtd);
 
         peripheral_free_list(bfin_nfc_pin_req);
         bf5xx_nand_dma_remove(info);
@@ -710,7 +705,7 @@ static int bf5xx_nand_scan(struct mtd_info *mtd)
         struct nand_chip *chip = mtd->priv;
         int ret;
 
-        ret = nand_scan_ident(mtd, 1);
+        ret = nand_scan_ident(mtd, 1, NULL);
         if (ret)
                 return ret;
 
diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index fcf8ceb277d4..b2828e84d243 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -67,7 +67,9 @@
 #define NFC_V1_V2_CONFIG1_BIG           (1 << 5)
 #define NFC_V1_V2_CONFIG1_RST           (1 << 6)
 #define NFC_V1_V2_CONFIG1_CE            (1 << 7)
-#define NFC_V1_V2_CONFIG1_ONE_CYCLE     (1 << 8)
+#define NFC_V2_CONFIG1_ONE_CYCLE        (1 << 8)
+#define NFC_V2_CONFIG1_PPB(x)           (((x) & 0x3) << 9)
+#define NFC_V2_CONFIG1_FP_INT           (1 << 11)
 
 #define NFC_V1_V2_CONFIG2_INT           (1 << 15)
 
@@ -402,16 +404,16 @@ static void send_read_id_v1_v2(struct mxc_nand_host *host)
         /* Wait for operation to complete */
         wait_op_done(host, true);
 
+        memcpy(host->data_buf, host->main_area0, 16);
+
         if (this->options & NAND_BUSWIDTH_16) {
-                void __iomem *main_buf = host->main_area0;
                 /* compress the ID info */
-                writeb(readb(main_buf + 2), main_buf + 1);
-                writeb(readb(main_buf + 4), main_buf + 2);
-                writeb(readb(main_buf + 6), main_buf + 3);
-                writeb(readb(main_buf + 8), main_buf + 4);
-                writeb(readb(main_buf + 10), main_buf + 5);
+                host->data_buf[1] = host->data_buf[2];
+                host->data_buf[2] = host->data_buf[4];
+                host->data_buf[3] = host->data_buf[6];
+                host->data_buf[4] = host->data_buf[8];
+                host->data_buf[5] = host->data_buf[10];
         }
-        memcpy(host->data_buf, host->main_area0, 16);
 }
 
 static uint16_t get_dev_status_v3(struct mxc_nand_host *host)
@@ -729,27 +731,30 @@ static void preset_v1_v2(struct mtd_info *mtd)
 {
         struct nand_chip *nand_chip = mtd->priv;
         struct mxc_nand_host *host = nand_chip->priv;
-        uint16_t tmp;
-
-        /* enable interrupt, disable spare enable */
-        tmp = readw(NFC_V1_V2_CONFIG1);
-        tmp &= ~NFC_V1_V2_CONFIG1_INT_MSK;
-        tmp &= ~NFC_V1_V2_CONFIG1_SP_EN;
-        if (nand_chip->ecc.mode == NAND_ECC_HW) {
-                tmp |= NFC_V1_V2_CONFIG1_ECC_EN;
-        } else {
-                tmp &= ~NFC_V1_V2_CONFIG1_ECC_EN;
-        }
+        uint16_t config1 = 0;
+
+        if (nand_chip->ecc.mode == NAND_ECC_HW)
+                config1 |= NFC_V1_V2_CONFIG1_ECC_EN;
+
+        if (nfc_is_v21())
+                config1 |= NFC_V2_CONFIG1_FP_INT;
+
+        if (!cpu_is_mx21())
+                config1 |= NFC_V1_V2_CONFIG1_INT_MSK;
 
         if (nfc_is_v21() && mtd->writesize) {
+                uint16_t pages_per_block = mtd->erasesize / mtd->writesize;
+
                 host->eccsize = get_eccsize(mtd);
                 if (host->eccsize == 4)
-                        tmp |= NFC_V2_CONFIG1_ECC_MODE_4;
+                        config1 |= NFC_V2_CONFIG1_ECC_MODE_4;
+
+                config1 |= NFC_V2_CONFIG1_PPB(ffs(pages_per_block) - 6);
         } else {
                 host->eccsize = 1;
         }
 
-        writew(tmp, NFC_V1_V2_CONFIG1);
+        writew(config1, NFC_V1_V2_CONFIG1);
         /* preset operation */
 
         /* Unlock the internal RAM Buffer */
diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index 133d51528f8d..513e0a76a4a7 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -413,7 +413,7 @@ static inline int omap_nand_dma_transfer(struct mtd_info *mtd, void *addr,
                 prefetch_status = gpmc_read_status(GPMC_PREFETCH_COUNT);
         } while (prefetch_status);
         /* disable and stop the PFPW engine */
-        gpmc_prefetch_reset();
+        gpmc_prefetch_reset(info->gpmc_cs);
 
         dma_unmap_single(&info->pdev->dev, dma_addr, len, dir);
         return 0;
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index 4d89f3780207..4d01cda68844 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -1320,6 +1320,7 @@ static int pxa3xx_nand_probe(struct platform_device *pdev)
                 goto fail_free_irq;
         }
 
+#ifdef CONFIG_MTD_PARTITIONS
         if (mtd_has_cmdlinepart()) {
                 static const char *probes[] = { "cmdlinepart", NULL };
                 struct mtd_partition *parts;
@@ -1332,6 +1333,9 @@ static int pxa3xx_nand_probe(struct platform_device *pdev)
         }
 
         return add_mtd_partitions(mtd, pdata->parts, pdata->nr_parts);
+#else
+        return 0;
+#endif
 
 fail_free_irq:
         free_irq(irq, info);
@@ -1364,7 +1368,9 @@ static int pxa3xx_nand_remove(struct platform_device *pdev)
         platform_set_drvdata(pdev, NULL);
 
         del_mtd_device(mtd);
+#ifdef CONFIG_MTD_PARTITIONS
         del_mtd_partitions(mtd);
+#endif
         irq = platform_get_irq(pdev, 0);
         if (irq >= 0)
                 free_irq(irq, info);
diff --git a/drivers/mtd/onenand/samsung.c b/drivers/mtd/onenand/samsung.c
index cb443af3d45f..a460f1b748c2 100644
--- a/drivers/mtd/onenand/samsung.c
+++ b/drivers/mtd/onenand/samsung.c
@@ -554,14 +554,13 @@ static int s5pc110_dma_ops(void *dst, void *src, size_t count, int direction)
 
         do {
                 status = readl(base + S5PC110_DMA_TRANS_STATUS);
+                if (status & S5PC110_DMA_TRANS_STATUS_TE) {
+                        writel(S5PC110_DMA_TRANS_CMD_TEC,
+                                        base + S5PC110_DMA_TRANS_CMD);
+                        return -EIO;
+                }
         } while (!(status & S5PC110_DMA_TRANS_STATUS_TD));
 
-        if (status & S5PC110_DMA_TRANS_STATUS_TE) {
-                writel(S5PC110_DMA_TRANS_CMD_TEC, base + S5PC110_DMA_TRANS_CMD);
-                writel(S5PC110_DMA_TRANS_CMD_TDC, base + S5PC110_DMA_TRANS_CMD);
-                return -EIO;
-        }
-
         writel(S5PC110_DMA_TRANS_CMD_TDC, base + S5PC110_DMA_TRANS_CMD);
 
         return 0;
@@ -571,13 +570,12 @@ static int s5pc110_read_bufferram(struct mtd_info *mtd, int area,
                 unsigned char *buffer, int offset, size_t count)
 {
         struct onenand_chip *this = mtd->priv;
-        void __iomem *bufferram;
         void __iomem *p;
         void *buf = (void *) buffer;
         dma_addr_t dma_src, dma_dst;
         int err;
 
-        p = bufferram = this->base + area;
+        p = this->base + area;
         if (ONENAND_CURRENT_BUFFERRAM(this)) {
                 if (area == ONENAND_DATARAM)
                         p += this->writesize;
@@ -621,7 +619,7 @@ static int s5pc110_read_bufferram(struct mtd_info *mtd, int area,
 normal:
         if (count != mtd->writesize) {
                 /* Copy the bufferram to memory to prevent unaligned access */
-                memcpy(this->page_buf, bufferram, mtd->writesize);
+                memcpy(this->page_buf, p, mtd->writesize);
                 p = this->page_buf + offset;
         }
 
diff --git a/drivers/mtd/ubi/Kconfig.debug b/drivers/mtd/ubi/Kconfig.debug
index 2246f154e2f7..61f6e5e40458 100644
--- a/drivers/mtd/ubi/Kconfig.debug
+++ b/drivers/mtd/ubi/Kconfig.debug
@@ -6,7 +6,7 @@ config MTD_UBI_DEBUG
         depends on SYSFS
         depends on MTD_UBI
         select DEBUG_FS
-        select KALLSYMS_ALL
+        select KALLSYMS_ALL if KALLSYMS && DEBUG_KERNEL
         help
           This option enables UBI debugging.
 
diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c
index 4dfa6b90c21c..3d2d1a69e9a0 100644
--- a/drivers/mtd/ubi/cdev.c
+++ b/drivers/mtd/ubi/cdev.c
@@ -798,18 +798,18 @@ static int rename_volumes(struct ubi_device *ubi,
                         goto out_free;
                 }
 
-                re = kzalloc(sizeof(struct ubi_rename_entry), GFP_KERNEL);
-                if (!re) {
+                re1 = kzalloc(sizeof(struct ubi_rename_entry), GFP_KERNEL);
+                if (!re1) {
                         err = -ENOMEM;
                         ubi_close_volume(desc);
                         goto out_free;
                 }
 
-                re->remove = 1;
-                re->desc = desc;
-                list_add(&re->list, &rename_list);
+                re1->remove = 1;
+                re1->desc = desc;
+                list_add(&re1->list, &rename_list);
                 dbg_msg("will remove volume %d, name \"%s\"",
-                        re->desc->vol->vol_id, re->desc->vol->name);
+                        re1->desc->vol->vol_id, re1->desc->vol->name);
         }
 
         mutex_lock(&ubi->device_mutex);
diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c
index 372a15ac9995..69b52e9c9489 100644
--- a/drivers/mtd/ubi/scan.c
+++ b/drivers/mtd/ubi/scan.c
@@ -843,7 +843,7 @@ static int process_eb(struct ubi_device *ubi, struct ubi_scan_info *si,
                 case UBI_COMPAT_DELETE:
                         ubi_msg("\"delete\" compatible internal volume %d:%d"
                                 " found, will remove it", vol_id, lnum);
-                        err = add_to_list(si, pnum, ec, &si->corr);
+                        err = add_to_list(si, pnum, ec, &si->erase);
                         if (err)
                                 return err;
                         return 0;
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index ee7b1d8fbb92..97a435672eaf 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -1212,7 +1212,8 @@ int ubi_wl_scrub_peb(struct ubi_device *ubi, int pnum)
 retry:
         spin_lock(&ubi->wl_lock);
         e = ubi->lookuptbl[pnum];
-        if (e == ubi->move_from || in_wl_tree(e, &ubi->scrub)) {
+        if (e == ubi->move_from || in_wl_tree(e, &ubi->scrub) ||
+                                   in_wl_tree(e, &ubi->erroneous)) {
                 spin_unlock(&ubi->wl_lock);
                 return 0;
         }
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index c685a55fc2f4..179871d9e71f 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -635,6 +635,9 @@ struct vortex_private {
                 must_free_region:1,                             /* Flag: if zero, Cardbus owns the I/O region */
                 large_frames:1,                 /* accept large frames */
                 handling_irq:1;                 /* private in_irq indicator */
+        /* {get|set}_wol operations are already serialized by rtnl.
+         * no additional locking is required for the enable_wol and acpi_set_WOL()
+         */
         int drv_flags;
         u16 status_enable;
         u16 intr_enable;
@@ -647,7 +650,7 @@ struct vortex_private {
         u16 io_size;                                            /* Size of PCI region (for release_region) */
 
         /* Serialises access to hardware other than MII and variables below.
-         * The lock hierarchy is rtnl_lock > lock > mii_lock > window_lock. */
+         * The lock hierarchy is rtnl_lock > {lock, mii_lock} > window_lock. */
         spinlock_t lock;
 
         spinlock_t mii_lock;            /* Serialises access to MII */
@@ -1994,10 +1997,9 @@ vortex_error(struct net_device *dev, int status)
                 }
         }
 
-        if (status & RxEarly) {                         /* Rx early is unused. */
-                vortex_rx(dev);
+        if (status & RxEarly)                           /* Rx early is unused. */
                 iowrite16(AckIntr | RxEarly, ioaddr + EL3_CMD);
-        }
+
         if (status & StatsFull) {                       /* Empty statistics. */
                 static int DoneDidThat;
                 if (vortex_debug > 4)
@@ -2298,7 +2300,12 @@ vortex_interrupt(int irq, void *dev_id)
                 if (status & (HostError | RxEarly | StatsFull | TxComplete | IntReq)) {
                         if (status == 0xffff)
                                 break;
+                        if (status & RxEarly)
+                                vortex_rx(dev);
+                        spin_unlock(&vp->window_lock);
                         vortex_error(dev, status);
+                        spin_lock(&vp->window_lock);
+                        window_set(vp, 7);
                 }
 
                 if (--work_done < 0) {
@@ -2935,28 +2942,31 @@ static void vortex_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 {
         struct vortex_private *vp = netdev_priv(dev);
 
-        spin_lock_irq(&vp->lock);
+        if (!VORTEX_PCI(vp))
+                return;
+
         wol->supported = WAKE_MAGIC;
 
         wol->wolopts = 0;
         if (vp->enable_wol)
                 wol->wolopts |= WAKE_MAGIC;
-        spin_unlock_irq(&vp->lock);
 }
 
 static int vortex_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 {
         struct vortex_private *vp = netdev_priv(dev);
+
+        if (!VORTEX_PCI(vp))
+                return -EOPNOTSUPP;
+
         if (wol->wolopts & ~WAKE_MAGIC)
                 return -EINVAL;
 
-        spin_lock_irq(&vp->lock);
         if (wol->wolopts & WAKE_MAGIC)
                 vp->enable_wol = 1;
         else
                 vp->enable_wol = 0;
         acpi_set_WOL(dev);
-        spin_unlock_irq(&vp->lock);
 
         return 0;
 }
@@ -2984,7 +2994,6 @@ static int vortex_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 {
         int err;
         struct vortex_private *vp = netdev_priv(dev);
-        unsigned long flags;
         pci_power_t state = 0;
 
         if(VORTEX_PCI(vp))
@@ -2994,9 +3003,7 @@ static int vortex_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 
         if(state != 0)
                 pci_set_power_state(VORTEX_PCI(vp), PCI_D0);
-        spin_lock_irqsave(&vp->lock, flags);
         err = generic_mii_ioctl(&vp->mii, if_mii(rq), cmd, NULL);
-        spin_unlock_irqrestore(&vp->lock, flags);
         if(state != 0)
                 pci_set_power_state(VORTEX_PCI(vp), state);
 
@@ -3201,6 +3208,9 @@ static void acpi_set_WOL(struct net_device *dev)
                         return;
                 }
 
+                if (VORTEX_PCI(vp)->current_state < PCI_D3hot)
+                        return;
+
                 /* Change the power state to D3; RxEnable doesn't take effect. */
                 pci_set_power_state(VORTEX_PCI(vp), PCI_D3hot);
         }
diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 63b9ba0cc67e..c73be2848319 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -1251,6 +1251,12 @@ static void atl1_free_ring_resources(struct atl1_adapter *adapter)
 
         rrd_ring->desc = NULL;
         rrd_ring->dma = 0;
+
+        adapter->cmb.dma = 0;
+        adapter->cmb.cmb = NULL;
+
+        adapter->smb.dma = 0;
+        adapter->smb.smb = NULL;
 }
 
 static void atl1_setup_mac_ctrl(struct atl1_adapter *adapter)
@@ -2847,10 +2853,11 @@ static int atl1_resume(struct pci_dev *pdev)
         pci_enable_wake(pdev, PCI_D3cold, 0);
 
         atl1_reset_hw(&adapter->hw);
-        adapter->cmb.cmb->int_stats = 0;
 
-        if (netif_running(netdev))
+        if (netif_running(netdev)) {
+                adapter->cmb.cmb->int_stats = 0;
                 atl1_up(adapter);
+        }
         netif_device_attach(netdev);
 
         return 0;
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index 37617abc1647..1e620e287ae0 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -848,6 +848,15 @@ static int b44_poll(struct napi_struct *napi, int budget)
                 b44_tx(bp);
                 /* spin_unlock(&bp->tx_lock); */
         }
+        if (bp->istat & ISTAT_RFO) {    /* fast recovery, in ~20msec */
+                bp->istat &= ~ISTAT_RFO;
+                b44_disable_ints(bp);
+                ssb_device_enable(bp->sdev, 0); /* resets ISTAT_RFO */
+                b44_init_rings(bp);
+                b44_init_hw(bp, B44_FULL_RESET_SKIP_PHY);
+                netif_wake_queue(bp->dev);
+        }
+
         spin_unlock_irqrestore(&bp->lock, flags);
 
         work_done = 0;
diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h
index 99197bd54da5..53306bf3f401 100644
--- a/drivers/net/benet/be.h
+++ b/drivers/net/benet/be.h
@@ -181,6 +181,7 @@ struct be_drvr_stats {
         u64 be_rx_bytes_prev;
         u64 be_rx_pkts;
         u32 be_rx_rate;
+        u32 be_rx_mcast_pkt;
         /* number of non ether type II frames dropped where
          * frame len > length field of Mac Hdr */
         u32 be_802_3_dropped_frames;
diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index 3d305494a606..34abcc9403d6 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -140,10 +140,8 @@ int be_process_mcc(struct be_adapter *adapter, int *status)
         while ((compl = be_mcc_compl_get(adapter))) {
                 if (compl->flags & CQE_FLAGS_ASYNC_MASK) {
                         /* Interpret flags as an async trailer */
-                        BUG_ON(!is_link_state_evt(compl->flags));
-
-                        /* Interpret compl as a async link evt */
-                        be_async_link_state_process(adapter,
+                        if (is_link_state_evt(compl->flags))
+                                be_async_link_state_process(adapter,
                                 (struct be_async_event_link_state *) compl);
                 } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) {
                                 *status = be_mcc_compl_process(adapter, compl);
@@ -207,7 +205,7 @@ static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
 
                 if (msecs > 4000) {
                         dev_err(&adapter->pdev->dev, "mbox poll timed out\n");
-                        be_dump_ue(adapter);
+                        be_detect_dump_ue(adapter);
                         return -1;
                 }
 
diff --git a/drivers/net/benet/be_cmds.h b/drivers/net/benet/be_cmds.h
index bdc10a28cfda..ad1e6fac60c5 100644
--- a/drivers/net/benet/be_cmds.h
+++ b/drivers/net/benet/be_cmds.h
@@ -992,5 +992,5 @@ extern int be_cmd_set_loopback(struct be_adapter *adapter, u8 port_num,
 extern int be_cmd_get_phy_info(struct be_adapter *adapter,
                 struct be_dma_mem *cmd);
 extern int be_cmd_set_qos(struct be_adapter *adapter, u32 bps, u32 domain);
-extern void be_dump_ue(struct be_adapter *adapter);
+extern void be_detect_dump_ue(struct be_adapter *adapter);
 
diff --git a/drivers/net/benet/be_ethtool.c b/drivers/net/benet/be_ethtool.c
index cd16243c7c36..13f0abbc5205 100644
--- a/drivers/net/benet/be_ethtool.c
+++ b/drivers/net/benet/be_ethtool.c
@@ -60,6 +60,7 @@ static const struct be_ethtool_stat et_stats[] = {
         {DRVSTAT_INFO(be_rx_events)},
         {DRVSTAT_INFO(be_tx_compl)},
         {DRVSTAT_INFO(be_rx_compl)},
+        {DRVSTAT_INFO(be_rx_mcast_pkt)},
         {DRVSTAT_INFO(be_ethrx_post_fail)},
         {DRVSTAT_INFO(be_802_3_dropped_frames)},
         {DRVSTAT_INFO(be_802_3_malformed_frames)},
diff --git a/drivers/net/benet/be_hw.h b/drivers/net/benet/be_hw.h
index 5d38046402b2..a2ec5df0d733 100644
--- a/drivers/net/benet/be_hw.h
+++ b/drivers/net/benet/be_hw.h
@@ -167,8 +167,11 @@
 #define FLASH_FCoE_BIOS_START_g3           (13631488)
 #define FLASH_REDBOOT_START_g3             (262144)
 
-
-
+/************* Rx Packet Type Encoding **************/
+#define BE_UNICAST_PACKET               0
+#define BE_MULTICAST_PACKET             1
+#define BE_BROADCAST_PACKET             2
+#define BE_RSVD_PACKET                  3
 
 /*
  * BE descriptors: host memory data structures whose formats
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 74e146f470c6..6eda7a022256 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -247,6 +247,7 @@ void netdev_stats_update(struct be_adapter *adapter)
         dev_stats->tx_packets = drvr_stats(adapter)->be_tx_pkts;
         dev_stats->rx_bytes = drvr_stats(adapter)->be_rx_bytes;
         dev_stats->tx_bytes = drvr_stats(adapter)->be_tx_bytes;
+        dev_stats->multicast = drvr_stats(adapter)->be_rx_mcast_pkt;
 
         /* bad pkts received */
         dev_stats->rx_errors = port_stats->rx_crc_errors +
@@ -294,7 +295,6 @@ void netdev_stats_update(struct be_adapter *adapter)
         /* no space available in linux */
         dev_stats->tx_dropped = 0;
 
-        dev_stats->multicast = port_stats->rx_multicast_frames;
         dev_stats->collisions = 0;
 
         /* detailed tx_errors */
@@ -848,7 +848,7 @@ static void be_rx_rate_update(struct be_adapter *adapter)
 }
 
 static void be_rx_stats_update(struct be_adapter *adapter,
-                u32 pktsize, u16 numfrags)
+                u32 pktsize, u16 numfrags, u8 pkt_type)
 {
         struct be_drvr_stats *stats = drvr_stats(adapter);
 
@@ -856,6 +856,9 @@ static void be_rx_stats_update(struct be_adapter *adapter,
         stats->be_rx_frags += numfrags;
         stats->be_rx_bytes += pktsize;
         stats->be_rx_pkts++;
+
+        if (pkt_type == BE_MULTICAST_PACKET)
+                stats->be_rx_mcast_pkt++;
 }
 
 static inline bool do_pkt_csum(struct be_eth_rx_compl *rxcp, bool cso)
@@ -925,9 +928,11 @@ static void skb_fill_rx_data(struct be_adapter *adapter,
         u16 rxq_idx, i, j;
         u32 pktsize, hdr_len, curr_frag_len, size;
         u8 *start;
+        u8 pkt_type;
 
         rxq_idx = AMAP_GET_BITS(struct amap_eth_rx_compl, fragndx, rxcp);
         pktsize = AMAP_GET_BITS(struct amap_eth_rx_compl, pktsize, rxcp);
+        pkt_type = AMAP_GET_BITS(struct amap_eth_rx_compl, cast_enc, rxcp);
 
         page_info = get_rx_page_info(adapter, rxq_idx);
 
@@ -993,7 +998,7 @@ static void skb_fill_rx_data(struct be_adapter *adapter,
         BUG_ON(j > MAX_SKB_FRAGS);
 
 done:
-        be_rx_stats_update(adapter, pktsize, num_rcvd);
+        be_rx_stats_update(adapter, pktsize, num_rcvd, pkt_type);
 }
 
 /* Process the RX completion indicated by rxcp when GRO is disabled */
@@ -1060,6 +1065,7 @@ static void be_rx_compl_process_gro(struct be_adapter *adapter,
         u32 num_rcvd, pkt_size, remaining, vlanf, curr_frag_len;
         u16 i, rxq_idx = 0, vid, j;
         u8 vtm;
+        u8 pkt_type;
 
         num_rcvd = AMAP_GET_BITS(struct amap_eth_rx_compl, numfrags, rxcp);
         /* Is it a flush compl that has no data */
@@ -1070,6 +1076,7 @@ static void be_rx_compl_process_gro(struct be_adapter *adapter,
         vlanf = AMAP_GET_BITS(struct amap_eth_rx_compl, vtp, rxcp);
         rxq_idx = AMAP_GET_BITS(struct amap_eth_rx_compl, fragndx, rxcp);
         vtm = AMAP_GET_BITS(struct amap_eth_rx_compl, vtm, rxcp);
+        pkt_type = AMAP_GET_BITS(struct amap_eth_rx_compl, cast_enc, rxcp);
 
         /* vlanf could be wrongly set in some cards.
          * ignore if vtm is not set */
@@ -1125,7 +1132,7 @@ static void be_rx_compl_process_gro(struct be_adapter *adapter,
                 vlan_gro_frags(&eq_obj->napi, adapter->vlan_grp, vid);
         }
 
-        be_rx_stats_update(adapter, pkt_size, num_rcvd);
+        be_rx_stats_update(adapter, pkt_size, num_rcvd, pkt_type);
 }
 
 static struct be_eth_rx_compl *be_rx_compl_get(struct be_adapter *adapter)
@@ -1743,26 +1750,7 @@ static int be_poll_tx_mcc(struct napi_struct *napi, int budget)
         return 1;
 }
 
-static inline bool be_detect_ue(struct be_adapter *adapter)
-{
-        u32 online0 = 0, online1 = 0;
-
-        pci_read_config_dword(adapter->pdev, PCICFG_ONLINE0, &online0);
-
-        pci_read_config_dword(adapter->pdev, PCICFG_ONLINE1, &online1);
-
-        if (!online0 || !online1) {
-                adapter->ue_detected = true;
-                dev_err(&adapter->pdev->dev,
-                        "UE Detected!! online0=%d online1=%d\n",
-                        online0, online1);
-                return true;
-        }
-
-        return false;
-}
-
-void be_dump_ue(struct be_adapter *adapter)
+void be_detect_dump_ue(struct be_adapter *adapter)
 {
         u32 ue_status_lo, ue_status_hi, ue_status_lo_mask, ue_status_hi_mask;
         u32 i;
@@ -1779,6 +1767,11 @@ void be_dump_ue(struct be_adapter *adapter)
         ue_status_lo = (ue_status_lo & (~ue_status_lo_mask));
         ue_status_hi = (ue_status_hi & (~ue_status_hi_mask));
 
+        if (ue_status_lo || ue_status_hi) {
+                adapter->ue_detected = true;
+                dev_err(&adapter->pdev->dev, "UE Detected!!\n");
+        }
+
         if (ue_status_lo) {
                 for (i = 0; ue_status_lo; ue_status_lo >>= 1, i++) {
                         if (ue_status_lo & 1)
@@ -1814,10 +1807,8 @@ static void be_worker(struct work_struct *work)
                 adapter->rx_post_starved = false;
                 be_post_rx_frags(adapter);
         }
-        if (!adapter->ue_detected) {
-                if (be_detect_ue(adapter))
-                        be_dump_ue(adapter);
-        }
+        if (!adapter->ue_detected)
+                be_detect_dump_ue(adapter);
 
         schedule_delayed_work(&adapter->work, msecs_to_jiffies(1000));
 }
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 822f586d72af..0ddf4c66afe2 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -2466,6 +2466,9 @@ int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct pac
         if (!(dev->flags & IFF_MASTER))
                 goto out;
 
+        if (!pskb_may_pull(skb, sizeof(struct lacpdu)))
+                goto out;
+
         read_lock(&bond->lock);
         slave = bond_get_slave_by_dev((struct bonding *)netdev_priv(dev),
                                         orig_dev);
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index c746b331771d..26bb118c4533 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -362,6 +362,9 @@ static int rlb_arp_recv(struct sk_buff *skb, struct net_device *bond_dev, struct
                 goto out;
         }
 
+        if (!pskb_may_pull(skb, arp_hdr_len(bond_dev)))
+                goto out;
+
         if (skb->len < sizeof(struct arp_pkt)) {
                 pr_debug("Packet is too small to be an ARP\n");
                 goto out;
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 2cc4cfc31892..3b16f62d5606 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2797,9 +2797,15 @@ void bond_loadbalance_arp_mon(struct work_struct *work)
          *       so it can wait
          */
         bond_for_each_slave(bond, slave, i) {
+                unsigned long trans_start = dev_trans_start(slave->dev);
+
                 if (slave->link != BOND_LINK_UP) {
-                        if (time_before_eq(jiffies, dev_trans_start(slave->dev) + delta_in_ticks) &&
-                            time_before_eq(jiffies, slave->dev->last_rx + delta_in_ticks)) {
+                        if (time_in_range(jiffies,
+                                trans_start - delta_in_ticks,
+                                trans_start + delta_in_ticks) &&
+                            time_in_range(jiffies,
+                                slave->dev->last_rx - delta_in_ticks,
+                                slave->dev->last_rx + delta_in_ticks)) {
 
                                 slave->link  = BOND_LINK_UP;
                                 slave->state = BOND_STATE_ACTIVE;
@@ -2827,8 +2833,12 @@ void bond_loadbalance_arp_mon(struct work_struct *work)
                          * when the source ip is 0, so don't take the link down
                          * if we don't know our ip yet
                          */
-                        if (time_after_eq(jiffies, dev_trans_start(slave->dev) + 2*delta_in_ticks) ||
-                            (time_after_eq(jiffies, slave->dev->last_rx + 2*delta_in_ticks))) {
+                        if (!time_in_range(jiffies,
+                                trans_start - delta_in_ticks,
+                                trans_start + 2 * delta_in_ticks) ||
+                            !time_in_range(jiffies,
+                                slave->dev->last_rx - delta_in_ticks,
+                                slave->dev->last_rx + 2 * delta_in_ticks)) {
 
                                 slave->link  = BOND_LINK_DOWN;
                                 slave->state = BOND_STATE_BACKUP;
@@ -2883,13 +2893,16 @@ static int bond_ab_arp_inspect(struct bonding *bond, int delta_in_ticks)
 {
         struct slave *slave;
         int i, commit = 0;
+        unsigned long trans_start;
 
         bond_for_each_slave(bond, slave, i) {
                 slave->new_link = BOND_LINK_NOCHANGE;
 
                 if (slave->link != BOND_LINK_UP) {
-                        if (time_before_eq(jiffies, slave_last_rx(bond, slave) +
-                                           delta_in_ticks)) {
+                        if (time_in_range(jiffies,
+                                slave_last_rx(bond, slave) - delta_in_ticks,
+                                slave_last_rx(bond, slave) + delta_in_ticks)) {
+
                                 slave->new_link = BOND_LINK_UP;
                                 commit++;
                         }
@@ -2902,8 +2915,9 @@ static int bond_ab_arp_inspect(struct bonding *bond, int delta_in_ticks)
                  * active.  This avoids bouncing, as the last receive
                  * times need a full ARP monitor cycle to be updated.
                  */
-                if (!time_after_eq(jiffies, slave->jiffies +
-                                   2 * delta_in_ticks))
+                if (time_in_range(jiffies,
+                                  slave->jiffies - delta_in_ticks,
+                                  slave->jiffies + 2 * delta_in_ticks))
                         continue;
 
                 /*
@@ -2921,8 +2935,10 @@ static int bond_ab_arp_inspect(struct bonding *bond, int delta_in_ticks)
                  */
                 if (slave->state == BOND_STATE_BACKUP &&
                     !bond->current_arp_slave &&
-                    time_after(jiffies, slave_last_rx(bond, slave) +
-                               3 * delta_in_ticks)) {
+                    !time_in_range(jiffies,
+                        slave_last_rx(bond, slave) - delta_in_ticks,
+                        slave_last_rx(bond, slave) + 3 * delta_in_ticks)) {
+
                         slave->new_link = BOND_LINK_DOWN;
                         commit++;
                 }
@@ -2933,11 +2949,15 @@ static int bond_ab_arp_inspect(struct bonding *bond, int delta_in_ticks)
                  * - (more than 2*delta since receive AND
                  *    the bond has an IP address)
                  */
+                trans_start = dev_trans_start(slave->dev);
                 if ((slave->state == BOND_STATE_ACTIVE) &&
-                    (time_after_eq(jiffies, dev_trans_start(slave->dev) +
-                                    2 * delta_in_ticks) ||
-                      (time_after_eq(jiffies, slave_last_rx(bond, slave)
-                                     + 2 * delta_in_ticks)))) {
+                    (!time_in_range(jiffies,
+                        trans_start - delta_in_ticks,
+                        trans_start + 2 * delta_in_ticks) ||
+                     !time_in_range(jiffies,
+                        slave_last_rx(bond, slave) - delta_in_ticks,
+                        slave_last_rx(bond, slave) + 2 * delta_in_ticks))) {
+
                         slave->new_link = BOND_LINK_DOWN;
                         commit++;
                 }
@@ -2956,6 +2976,7 @@ static void bond_ab_arp_commit(struct bonding *bond, int delta_in_ticks)
 {
         struct slave *slave;
         int i;
+        unsigned long trans_start;
 
         bond_for_each_slave(bond, slave, i) {
                 switch (slave->new_link) {
@@ -2963,10 +2984,11 @@ static void bond_ab_arp_commit(struct bonding *bond, int delta_in_ticks)
                         continue;
 
                 case BOND_LINK_UP:
+                        trans_start = dev_trans_start(slave->dev);
                         if ((!bond->curr_active_slave &&
-                             time_before_eq(jiffies,
-                                            dev_trans_start(slave->dev) +
-                                            delta_in_ticks)) ||
+                             time_in_range(jiffies,
+                                           trans_start - delta_in_ticks,
+                                           trans_start + delta_in_ticks)) ||
                             bond->curr_active_slave != slave) {
                                 slave->link = BOND_LINK_UP;
                                 bond->current_arp_slave = NULL;
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index ad19585d960b..f208712c0b90 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -2296,6 +2296,8 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr)
         case CHELSIO_GET_QSET_NUM:{
                 struct ch_reg edata;
 
+                memset(&edata, 0, sizeof(struct ch_reg));
+
                 edata.cmd = CHELSIO_GET_QSET_NUM;
                 edata.val = pi->nqsets;
                 if (copy_to_user(useraddr, &edata, sizeof(edata)))
diff --git a/drivers/net/e1000e/hw.h b/drivers/net/e1000e/hw.h
index 66ed08f726fb..ba302a5c2c30 100644
--- a/drivers/net/e1000e/hw.h
+++ b/drivers/net/e1000e/hw.h
@@ -57,6 +57,7 @@ enum e1e_registers {
         E1000_SCTL     = 0x00024, /* SerDes Control - RW */
         E1000_FCAL     = 0x00028, /* Flow Control Address Low - RW */
         E1000_FCAH     = 0x0002C, /* Flow Control Address High -RW */
+        E1000_FEXTNVM4 = 0x00024, /* Future Extended NVM 4 - RW */
         E1000_FEXTNVM  = 0x00028, /* Future Extended NVM - RW */
         E1000_FCT      = 0x00030, /* Flow Control Type - RW */
         E1000_VET      = 0x00038, /* VLAN Ether Type - RW */
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c
index 63930d12711c..57b5435599ab 100644
--- a/drivers/net/e1000e/ich8lan.c
+++ b/drivers/net/e1000e/ich8lan.c
@@ -105,6 +105,10 @@
 #define E1000_FEXTNVM_SW_CONFIG         1
 #define E1000_FEXTNVM_SW_CONFIG_ICH8M (1 << 27) /* Bit redefined for ICH8M :/ */
 
+#define E1000_FEXTNVM4_BEACON_DURATION_MASK    0x7
+#define E1000_FEXTNVM4_BEACON_DURATION_8USEC   0x7
+#define E1000_FEXTNVM4_BEACON_DURATION_16USEC  0x3
+
 #define PCIE_ICH8_SNOOP_ALL             PCIE_NO_SNOOP_ALL
 
 #define E1000_ICH_RAR_ENTRIES           7
@@ -125,6 +129,7 @@
 
 /* SMBus Address Phy Register */
 #define HV_SMB_ADDR            PHY_REG(768, 26)
+#define HV_SMB_ADDR_MASK       0x007F
 #define HV_SMB_ADDR_PEC_EN     0x0200
 #define HV_SMB_ADDR_VALID      0x0080
 
@@ -237,6 +242,8 @@ 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 bool e1000_check_mng_mode_ich8lan(struct e1000_hw *hw);
 static bool e1000_check_mng_mode_pchlan(struct e1000_hw *hw);
+static s32 e1000_k1_workaround_lv(struct e1000_hw *hw);
+static void e1000_gate_hw_phy_config_ich8lan(struct e1000_hw *hw, bool gate);
 
 static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg)
 {
@@ -272,7 +279,7 @@ static inline void __ew32flash(struct e1000_hw *hw, unsigned long reg, u32 val)
 static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
 {
         struct e1000_phy_info *phy = &hw->phy;
-        u32 ctrl;
+        u32 ctrl, fwsm;
         s32 ret_val = 0;
 
         phy->addr                     = 1;
@@ -294,7 +301,8 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
          * disabled, then toggle the LANPHYPC Value bit to force
          * the interconnect to PCIe mode.
          */
-        if (!(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) {
+        fwsm = er32(FWSM);
+        if (!(fwsm & E1000_ICH_FWSM_FW_VALID)) {
                 ctrl = er32(CTRL);
                 ctrl |=  E1000_CTRL_LANPHYPC_OVERRIDE;
                 ctrl &= ~E1000_CTRL_LANPHYPC_VALUE;
@@ -303,6 +311,13 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
                 ctrl &= ~E1000_CTRL_LANPHYPC_OVERRIDE;
                 ew32(CTRL, ctrl);
                 msleep(50);
+
+                /*
+                 * Gate automatic PHY configuration by hardware on
+                 * non-managed 82579
+                 */
+                if (hw->mac.type == e1000_pch2lan)
+                        e1000_gate_hw_phy_config_ich8lan(hw, true);
         }
 
         /*
@@ -315,6 +330,13 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
         if (ret_val)
                 goto out;
 
+        /* Ungate automatic PHY configuration on non-managed 82579 */
+        if ((hw->mac.type == e1000_pch2lan)  &&
+            !(fwsm & E1000_ICH_FWSM_FW_VALID)) {
+                msleep(10);
+                e1000_gate_hw_phy_config_ich8lan(hw, false);
+        }
+
         phy->id = e1000_phy_unknown;
         ret_val = e1000e_get_phy_id(hw);
         if (ret_val)
@@ -561,13 +583,10 @@ static s32 e1000_init_mac_params_ich8lan(struct e1000_adapter *adapter)
         if (mac->type == e1000_ich8lan)
                 e1000e_set_kmrn_lock_loss_workaround_ich8lan(hw, true);
 
-        /* Disable PHY configuration by hardware, config by software */
-        if (mac->type == e1000_pch2lan) {
-                u32 extcnf_ctrl = er32(EXTCNF_CTRL);
-
-                extcnf_ctrl |= E1000_EXTCNF_CTRL_GATE_PHY_CFG;
-                ew32(EXTCNF_CTRL, extcnf_ctrl);
-        }
+        /* Gate automatic PHY configuration by hardware on managed 82579 */
+        if ((mac->type == e1000_pch2lan) &&
+            (er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
+                e1000_gate_hw_phy_config_ich8lan(hw, true);
 
         return 0;
 }
@@ -652,6 +671,12 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
                         goto out;
         }
 
+        if (hw->mac.type == e1000_pch2lan) {
+                ret_val = e1000_k1_workaround_lv(hw);
+                if (ret_val)
+                        goto out;
+        }
+
         /*
          * Check if there was DownShift, must be checked
          * immediately after link-up
@@ -895,6 +920,34 @@ static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw)
 }
 
 /**
+ *  e1000_write_smbus_addr - Write SMBus address to PHY needed during Sx states
+ *  @hw: pointer to the HW structure
+ *
+ *  Assumes semaphore already acquired.
+ *
+ **/
+static s32 e1000_write_smbus_addr(struct e1000_hw *hw)
+{
+        u16 phy_data;
+        u32 strap = er32(STRAP);
+        s32 ret_val = 0;
+
+        strap &= E1000_STRAP_SMBUS_ADDRESS_MASK;
+
+        ret_val = e1000_read_phy_reg_hv_locked(hw, HV_SMB_ADDR, &phy_data);
+        if (ret_val)
+                goto out;
+
+        phy_data &= ~HV_SMB_ADDR_MASK;
+        phy_data |= (strap >> E1000_STRAP_SMBUS_ADDRESS_SHIFT);
+        phy_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID;
+        ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR, phy_data);
+
+out:
+        return ret_val;
+}
+
+/**
  *  e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration
  *  @hw:   pointer to the HW structure
  *
@@ -903,7 +956,6 @@ static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw)
  **/
 static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
 {
-        struct e1000_adapter *adapter = hw->adapter;
         struct e1000_phy_info *phy = &hw->phy;
         u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask;
         s32 ret_val = 0;
@@ -921,7 +973,8 @@ static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
                 if (phy->type != e1000_phy_igp_3)
                         return ret_val;
 
-                if (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_AMT) {
+                if ((hw->adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_AMT) ||
+                    (hw->adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_C)) {
                         sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
                         break;
                 }
@@ -961,21 +1014,16 @@ static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
         cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
         cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
 
-        if (!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) &&
-            ((hw->mac.type == e1000_pchlan) ||
-             (hw->mac.type == e1000_pch2lan))) {
+        if ((!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) &&
+            (hw->mac.type == e1000_pchlan)) ||
+             (hw->mac.type == e1000_pch2lan)) {
                 /*
                  * HW configures the SMBus address and LEDs when the
                  * OEM and LCD Write Enable bits are set in the NVM.
                  * When both NVM bits are cleared, SW will configure
                  * them instead.
                  */
-                data = er32(STRAP);
-                data &= E1000_STRAP_SMBUS_ADDRESS_MASK;
-                reg_data = data >> E1000_STRAP_SMBUS_ADDRESS_SHIFT;
-                reg_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID;
-                ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR,
-                                                        reg_data);
+                ret_val = e1000_write_smbus_addr(hw);
                 if (ret_val)
                         goto out;
 
@@ -1440,10 +1488,6 @@ s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable)
                         goto out;
 
                 /* Enable jumbo frame workaround in the PHY */
-                e1e_rphy(hw, PHY_REG(769, 20), &data);
-                ret_val = e1e_wphy(hw, PHY_REG(769, 20), data & ~(1 << 14));
-                if (ret_val)
-                        goto out;
                 e1e_rphy(hw, PHY_REG(769, 23), &data);
                 data &= ~(0x7F << 5);
                 data |= (0x37 << 5);
@@ -1452,7 +1496,6 @@ s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable)
                         goto out;
                 e1e_rphy(hw, PHY_REG(769, 16), &data);
                 data &= ~(1 << 13);
-                data |= (1 << 12);
                 ret_val = e1e_wphy(hw, PHY_REG(769, 16), data);
                 if (ret_val)
                         goto out;
@@ -1477,7 +1520,7 @@ s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable)
 
                 mac_reg = er32(RCTL);
                 mac_reg &= ~E1000_RCTL_SECRC;
-                ew32(FFLT_DBG, mac_reg);
+                ew32(RCTL, mac_reg);
 
                 ret_val = e1000e_read_kmrn_reg(hw,
                                                 E1000_KMRNCTRLSTA_CTRL_OFFSET,
@@ -1503,17 +1546,12 @@ s32 e1000_lv_jumbo_workaround_ich8lan(struct e1000_hw *hw, bool enable)
                         goto out;
 
                 /* Write PHY register values back to h/w defaults */
-                e1e_rphy(hw, PHY_REG(769, 20), &data);
-                ret_val = e1e_wphy(hw, PHY_REG(769, 20), data & ~(1 << 14));
-                if (ret_val)
-                        goto out;
                 e1e_rphy(hw, PHY_REG(769, 23), &data);
                 data &= ~(0x7F << 5);
                 ret_val = e1e_wphy(hw, PHY_REG(769, 23), data);
                 if (ret_val)
                         goto out;
                 e1e_rphy(hw, PHY_REG(769, 16), &data);
-                data &= ~(1 << 12);
                 data |= (1 << 13);
                 ret_val = e1e_wphy(hw, PHY_REG(769, 16), data);
                 if (ret_val)
@@ -1559,6 +1597,69 @@ out:
 }
 
 /**
+ *  e1000_k1_gig_workaround_lv - K1 Si workaround
+ *  @hw:   pointer to the HW structure
+ *
+ *  Workaround to set the K1 beacon duration for 82579 parts
+ **/
+static s32 e1000_k1_workaround_lv(struct e1000_hw *hw)
+{
+        s32 ret_val = 0;
+        u16 status_reg = 0;
+        u32 mac_reg;
+
+        if (hw->mac.type != e1000_pch2lan)
+                goto out;
+
+        /* Set K1 beacon duration based on 1Gbps speed or otherwise */
+        ret_val = e1e_rphy(hw, HV_M_STATUS, &status_reg);
+        if (ret_val)
+                goto out;
+
+        if ((status_reg & (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE))
+            == (HV_M_STATUS_LINK_UP | HV_M_STATUS_AUTONEG_COMPLETE)) {
+                mac_reg = er32(FEXTNVM4);
+                mac_reg &= ~E1000_FEXTNVM4_BEACON_DURATION_MASK;
+
+                if (status_reg & HV_M_STATUS_SPEED_1000)
+                        mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_8USEC;
+                else
+                        mac_reg |= E1000_FEXTNVM4_BEACON_DURATION_16USEC;
+
+                ew32(FEXTNVM4, mac_reg);
+        }
+
+out:
+        return ret_val;
+}
+
+/**
+ *  e1000_gate_hw_phy_config_ich8lan - disable PHY config via hardware
+ *  @hw:   pointer to the HW structure
+ *  @gate: boolean set to true to gate, false to ungate
+ *
+ *  Gate/ungate the automatic PHY configuration via hardware; perform
+ *  the configuration via software instead.
+ **/
+static void e1000_gate_hw_phy_config_ich8lan(struct e1000_hw *hw, bool gate)
+{
+        u32 extcnf_ctrl;
+
+        if (hw->mac.type != e1000_pch2lan)
+                return;
+
+        extcnf_ctrl = er32(EXTCNF_CTRL);
+
+        if (gate)
+                extcnf_ctrl |= E1000_EXTCNF_CTRL_GATE_PHY_CFG;
+        else
+                extcnf_ctrl &= ~E1000_EXTCNF_CTRL_GATE_PHY_CFG;
+
+        ew32(EXTCNF_CTRL, extcnf_ctrl);
+        return;
+}
+
+/**
  *  e1000_lan_init_done_ich8lan - Check for PHY config completion
  *  @hw: pointer to the HW structure
  *
@@ -1602,6 +1703,9 @@ static s32 e1000_post_phy_reset_ich8lan(struct e1000_hw *hw)
         if (e1000_check_reset_block(hw))
                 goto out;
 
+        /* Allow time for h/w to get to quiescent state after reset */
+        msleep(10);
+
         /* Perform any necessary post-reset workarounds */
         switch (hw->mac.type) {
         case e1000_pchlan:
@@ -1630,6 +1734,13 @@ static s32 e1000_post_phy_reset_ich8lan(struct e1000_hw *hw)
         /* Configure the LCD with the OEM bits in NVM */
         ret_val = e1000_oem_bits_config_ich8lan(hw, true);
 
+        /* Ungate automatic PHY configuration on non-managed 82579 */
+        if ((hw->mac.type == e1000_pch2lan) &&
+            !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID)) {
+                msleep(10);
+                e1000_gate_hw_phy_config_ich8lan(hw, false);
+        }
+
 out:
         return ret_val;
 }
@@ -1646,6 +1757,11 @@ static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
 {
         s32 ret_val = 0;
 
+        /* Gate automatic PHY configuration by hardware on non-managed 82579 */
+        if ((hw->mac.type == e1000_pch2lan) &&
+            !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
+                e1000_gate_hw_phy_config_ich8lan(hw, true);
+
         ret_val = e1000e_phy_hw_reset_generic(hw);
         if (ret_val)
                 goto out;
@@ -2910,6 +3026,14 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
                  * external PHY is reset.
                  */
                 ctrl |= E1000_CTRL_PHY_RST;
+
+                /*
+                 * Gate automatic PHY configuration by hardware on
+                 * non-managed 82579
+                 */
+                if ((hw->mac.type == e1000_pch2lan) &&
+                    !(er32(FWSM) & E1000_ICH_FWSM_FW_VALID))
+                        e1000_gate_hw_phy_config_ich8lan(hw, true);
         }
         ret_val = e1000_acquire_swflag_ich8lan(hw);
         e_dbg("Issuing a global reset to ich8lan\n");
@@ -3460,13 +3584,20 @@ void e1000e_gig_downshift_workaround_ich8lan(struct e1000_hw *hw)
 void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw)
 {
         u32 phy_ctrl;
+        s32 ret_val;
 
         phy_ctrl = er32(PHY_CTRL);
         phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU | E1000_PHY_CTRL_GBE_DISABLE;
         ew32(PHY_CTRL, phy_ctrl);
 
-        if (hw->mac.type >= e1000_pchlan)
-                e1000_phy_hw_reset_ich8lan(hw);
+        if (hw->mac.type >= e1000_pchlan) {
+                e1000_oem_bits_config_ich8lan(hw, true);
+                ret_val = hw->phy.ops.acquire(hw);
+                if (ret_val)
+                        return;
+                e1000_write_smbus_addr(hw);
+                hw->phy.ops.release(hw);
+        }
 }
 
 /**
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 2b8ef44bd2b1..e561d15c3eb1 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -2704,6 +2704,16 @@ static void e1000_setup_rctl(struct e1000_adapter *adapter)
         u32 psrctl = 0;
         u32 pages = 0;
 
+        /* Workaround Si errata on 82579 - configure jumbo frame flow */
+        if (hw->mac.type == e1000_pch2lan) {
+                s32 ret_val;
+
+                if (adapter->netdev->mtu > ETH_DATA_LEN)
+                        ret_val = e1000_lv_jumbo_workaround_ich8lan(hw, true);
+                else
+                        ret_val = e1000_lv_jumbo_workaround_ich8lan(hw, false);
+        }
+
         /* Program MC offset vector base */
         rctl = er32(RCTL);
         rctl &= ~(3 << E1000_RCTL_MO_SHIFT);
@@ -2744,16 +2754,6 @@ static void e1000_setup_rctl(struct e1000_adapter *adapter)
                 e1e_wphy(hw, 22, phy_data);
         }
 
-        /* Workaround Si errata on 82579 - configure jumbo frame flow */
-        if (hw->mac.type == e1000_pch2lan) {
-                s32 ret_val;
-
-                if (rctl & E1000_RCTL_LPE)
-                        ret_val = e1000_lv_jumbo_workaround_ich8lan(hw, true);
-                else
-                        ret_val = e1000_lv_jumbo_workaround_ich8lan(hw, false);
-        }
-
         /* Setup buffer sizes */
         rctl &= ~E1000_RCTL_SZ_4096;
         rctl |= E1000_RCTL_BSEX;
@@ -4833,6 +4833,15 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
                 return -EINVAL;
         }
 
+        /* Jumbo frame workaround on 82579 requires CRC be stripped */
+        if ((adapter->hw.mac.type == e1000_pch2lan) &&
+            !(adapter->flags2 & FLAG2_CRC_STRIPPING) &&
+            (new_mtu > ETH_DATA_LEN)) {
+                e_err("Jumbo Frames not supported on 82579 when CRC "
+                      "stripping is disabled.\n");
+                return -EINVAL;
+        }
+
         /* 82573 Errata 17 */
         if (((adapter->hw.mac.type == e1000_82573) ||
              (adapter->hw.mac.type == e1000_82574)) &&
diff --git a/drivers/net/eql.c b/drivers/net/eql.c
index dda2c7944da9..0cb1cf9cf4b0 100644
--- a/drivers/net/eql.c
+++ b/drivers/net/eql.c
@@ -555,6 +555,8 @@ static int eql_g_master_cfg(struct net_device *dev, master_config_t __user *mcp)
         equalizer_t *eql;
         master_config_t mc;
 
+        memset(&mc, 0, sizeof(master_config_t));
+
         if (eql_is_master(dev)) {
                 eql = netdev_priv(dev);
                 mc.max_slaves = eql->max_slaves;
diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c
index 3506fd6ad726..519e19e23955 100644
--- a/drivers/net/ibm_newemac/core.c
+++ b/drivers/net/ibm_newemac/core.c
@@ -2928,7 +2928,7 @@ static int __devinit emac_probe(struct platform_device *ofdev,
         if (dev->emac_irq != NO_IRQ)
                 irq_dispose_mapping(dev->emac_irq);
  err_free:
-        kfree(ndev);
+        free_netdev(ndev);
  err_gone:
         /* if we were on the bootlist, remove us as we won't show up and
          * wake up all waiters to notify them in case they were waiting
@@ -2971,7 +2971,7 @@ static int __devexit emac_remove(struct platform_device *ofdev)
         if (dev->emac_irq != NO_IRQ)
                 irq_dispose_mapping(dev->emac_irq);
 
-        kfree(dev->ndev);
+        free_netdev(dev->ndev);
 
         return 0;
 }
diff --git a/drivers/net/ks8851.c b/drivers/net/ks8851.c
index b4fb07a6f13f..51919fcd50c2 100644
--- a/drivers/net/ks8851.c
+++ b/drivers/net/ks8851.c
@@ -503,30 +503,33 @@ static void ks8851_rx_pkts(struct ks8851_net *ks)
                 ks8851_wrreg16(ks, KS_RXQCR,
                                ks->rc_rxqcr | RXQCR_SDA | RXQCR_ADRFE);
 
-                if (rxlen > 0) {
-                        skb = netdev_alloc_skb(ks->netdev, rxlen + 2 + 8);
-                        if (!skb) {
-                                /* todo - dump frame and move on */
-                        }
+                if (rxlen > 4) {
+                        unsigned int rxalign;
+
+                        rxlen -= 4;
+                        rxalign = ALIGN(rxlen, 4);
+                        skb = netdev_alloc_skb_ip_align(ks->netdev, rxalign);
+                        if (skb) {
 
-                        /* two bytes to ensure ip is aligned, and four bytes
-                         * for the status header and 4 bytes of garbage */
-                        skb_reserve(skb, 2 + 4 + 4);
+                                /* 4 bytes of status header + 4 bytes of
+                                 * garbage: we put them before ethernet
+                                 * header, so that they are copied,
+                                 * but ignored.
+                                 */
 
-                        rxpkt = skb_put(skb, rxlen - 4) - 8;
+                                rxpkt = skb_put(skb, rxlen) - 8;
 
-                        /* align the packet length to 4 bytes, and add 4 bytes
-                         * as we're getting the rx status header as well */
-                        ks8851_rdfifo(ks, rxpkt, ALIGN(rxlen, 4) + 8);
+                                ks8851_rdfifo(ks, rxpkt, rxalign + 8);
 
-                        if (netif_msg_pktdata(ks))
-                                ks8851_dbg_dumpkkt(ks, rxpkt);
+                                if (netif_msg_pktdata(ks))
+                                        ks8851_dbg_dumpkkt(ks, rxpkt);
 
-                        skb->protocol = eth_type_trans(skb, ks->netdev);
-                        netif_rx(skb);
+                                skb->protocol = eth_type_trans(skb, ks->netdev);
+                                netif_rx(skb);
 
-                        ks->netdev->stats.rx_packets++;
-                        ks->netdev->stats.rx_bytes += rxlen - 4;
+                                ks->netdev->stats.rx_packets++;
+                                ks->netdev->stats.rx_bytes += rxlen;
+                        }
                 }
 
                 ks8851_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr);
diff --git a/drivers/net/ll_temac_main.c b/drivers/net/ll_temac_main.c
index bdf2149e5296..87f0a93b165c 100644
--- a/drivers/net/ll_temac_main.c
+++ b/drivers/net/ll_temac_main.c
@@ -38,6 +38,7 @@
 #include <linux/of_device.h>
 #include <linux/of_mdio.h>
 #include <linux/of_platform.h>
+#include <linux/of_address.h>
 #include <linux/skbuff.h>
 #include <linux/spinlock.h>
 #include <linux/tcp.h>      /* needed for sizeof(tcphdr) */
diff --git a/drivers/net/ll_temac_mdio.c b/drivers/net/ll_temac_mdio.c
index 5ae28c975b38..8cf9d4f56bb2 100644
--- a/drivers/net/ll_temac_mdio.c
+++ b/drivers/net/ll_temac_mdio.c
@@ -10,6 +10,7 @@
 #include <linux/phy.h>
 #include <linux/of.h>
 #include <linux/of_device.h>
+#include <linux/of_address.h>
 #include <linux/slab.h>
 #include <linux/of_mdio.h>
 
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index cabae7bb1fc6..b075a35b85d4 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -1540,7 +1540,6 @@ netxen_process_rcv(struct netxen_adapter *adapter,
         if (pkt_offset)
                 skb_pull(skb, pkt_offset);
 
-        skb->truesize = skb->len + sizeof(struct sk_buff);
         skb->protocol = eth_type_trans(skb, netdev);
 
         napi_gro_receive(&sds_ring->napi, skb);
@@ -1602,8 +1601,6 @@ netxen_process_lro(struct netxen_adapter *adapter,
 
         skb_put(skb, lro_length + data_offset);
 
-        skb->truesize = skb->len + sizeof(struct sk_buff) + skb_headroom(skb);
-
         skb_pull(skb, l2_hdr_offset);
         skb->protocol = eth_type_trans(skb, netdev);
 
diff --git a/drivers/net/niu.c b/drivers/net/niu.c
index bc695d53cdcc..fe6983af6918 100644
--- a/drivers/net/niu.c
+++ b/drivers/net/niu.c
@@ -7269,32 +7269,28 @@ static int niu_get_ethtool_tcam_all(struct niu *np,
         struct niu_parent *parent = np->parent;
         struct niu_tcam_entry *tp;
         int i, idx, cnt;
-        u16 n_entries;
         unsigned long flags;
-
+        int ret = 0;
 
         /* put the tcam size here */
         nfc->data = tcam_get_size(np);
 
         niu_lock_parent(np, flags);
-        n_entries = nfc->rule_cnt;
         for (cnt = 0, i = 0; i < nfc->data; i++) {
                 idx = tcam_get_index(np, i);
                 tp = &parent->tcam[idx];
                 if (!tp->valid)
                         continue;
+                if (cnt == nfc->rule_cnt) {
+                        ret = -EMSGSIZE;
+                        break;
+                }
                 rule_locs[cnt] = i;
                 cnt++;
         }
         niu_unlock_parent(np, flags);
 
-        if (n_entries != cnt) {
-                /* print warning, this should not happen */
-                netdev_info(np->dev, "niu%d: In %s(): n_entries[%d] != cnt[%d]!!!\n",
-                            np->parent->index, __func__, n_entries, cnt);
-        }
-
-        return 0;
+        return ret;
 }
 
 static int niu_get_nfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index c3edfe4c2651..f9b509a6b09a 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -508,7 +508,8 @@ static int pcnet_confcheck(struct pcmcia_device *p_dev,
                            unsigned int vcc,
                            void *priv_data)
 {
-        int *has_shmem = priv_data;
+        int *priv = priv_data;
+        int try = (*priv & 0x1);
         int i;
         cistpl_io_t *io = &cfg->io;
 
@@ -525,77 +526,103 @@ static int pcnet_confcheck(struct pcmcia_device *p_dev,
                 i = p_dev->resource[1]->end = 0;
         }
 
-        *has_shmem = ((cfg->mem.nwin == 1) &&
-                      (cfg->mem.win[0].len >= 0x4000));
+        *priv &= ((cfg->mem.nwin == 1) &&
+                  (cfg->mem.win[0].len >= 0x4000)) ? 0x10 : ~0x10;
+
         p_dev->resource[0]->start = io->win[i].base;
         p_dev->resource[0]->end = io->win[i].len;
-        p_dev->io_lines = io->flags & CISTPL_IO_LINES_MASK;
+        if (!try)
+                p_dev->io_lines = io->flags & CISTPL_IO_LINES_MASK;
+        else
+                p_dev->io_lines = 16;
         if (p_dev->resource[0]->end + p_dev->resource[1]->end >= 32)
                 return try_io_port(p_dev);
 
-        return 0;
+        return -EINVAL;
+}
+
+static hw_info_t *pcnet_try_config(struct pcmcia_device *link,
+                                   int *has_shmem, int try)
+{
+        struct net_device *dev = link->priv;
+        hw_info_t *local_hw_info;
+        pcnet_dev_t *info = PRIV(dev);
+        int priv = try;
+        int ret;
+
+        ret = pcmcia_loop_config(link, pcnet_confcheck, &priv);
+        if (ret) {
+                dev_warn(&link->dev, "no useable port range found\n");
+                return NULL;
+        }
+        *has_shmem = (priv & 0x10);
+
+        if (!link->irq)
+                return NULL;
+
+        if (resource_size(link->resource[1]) == 8) {
+                link->conf.Attributes |= CONF_ENABLE_SPKR;
+                link->conf.Status = CCSR_AUDIO_ENA;
+        }
+        if ((link->manf_id == MANFID_IBM) &&
+            (link->card_id == PRODID_IBM_HOME_AND_AWAY))
+                link->conf.ConfigIndex |= 0x10;
+
+        ret = pcmcia_request_configuration(link, &link->conf);
+        if (ret)
+                return NULL;
+
+        dev->irq = link->irq;
+        dev->base_addr = link->resource[0]->start;
+
+        if (info->flags & HAS_MISC_REG) {
+                if ((if_port == 1) || (if_port == 2))
+                        dev->if_port = if_port;
+                else
+                        dev_notice(&link->dev, "invalid if_port requested\n");
+        } else
+                dev->if_port = 0;
+
+        if ((link->conf.ConfigBase == 0x03c0) &&
+            (link->manf_id == 0x149) && (link->card_id == 0xc1ab)) {
+                dev_info(&link->dev,
+                        "this is an AX88190 card - use axnet_cs instead.\n");
+                return NULL;
+        }
+
+        local_hw_info = get_hwinfo(link);
+        if (!local_hw_info)
+                local_hw_info = get_prom(link);
+        if (!local_hw_info)
+                local_hw_info = get_dl10019(link);
+        if (!local_hw_info)
+                local_hw_info = get_ax88190(link);
+        if (!local_hw_info)
+                local_hw_info = get_hwired(link);
+
+        return local_hw_info;
 }
 
 static int pcnet_config(struct pcmcia_device *link)
 {
     struct net_device *dev = link->priv;
     pcnet_dev_t *info = PRIV(dev);
-    int ret, start_pg, stop_pg, cm_offset;
+    int start_pg, stop_pg, cm_offset;
     int has_shmem = 0;
     hw_info_t *local_hw_info;
 
     dev_dbg(&link->dev, "pcnet_config\n");
 
-    ret = pcmcia_loop_config(link, pcnet_confcheck, &has_shmem);
-    if (ret)
-        goto failed;
-
-    if (!link->irq)
-            goto failed;
-
-    if (resource_size(link->resource[1]) == 8) {
-        link->conf.Attributes |= CONF_ENABLE_SPKR;
-        link->conf.Status = CCSR_AUDIO_ENA;
-    }
-    if ((link->manf_id == MANFID_IBM) &&
-        (link->card_id == PRODID_IBM_HOME_AND_AWAY))
-        link->conf.ConfigIndex |= 0x10;
-
-    ret = pcmcia_request_configuration(link, &link->conf);
-    if (ret)
-            goto failed;
-    dev->irq = link->irq;
-    dev->base_addr = link->resource[0]->start;
-    if (info->flags & HAS_MISC_REG) {
-        if ((if_port == 1) || (if_port == 2))
-            dev->if_port = if_port;
-        else
-            printk(KERN_NOTICE "pcnet_cs: invalid if_port requested\n");
-    } else {
-        dev->if_port = 0;
-    }
-
-    if ((link->conf.ConfigBase == 0x03c0) &&
-        (link->manf_id == 0x149) && (link->card_id == 0xc1ab)) {
-        printk(KERN_INFO "pcnet_cs: this is an AX88190 card!\n");
-        printk(KERN_INFO "pcnet_cs: use axnet_cs instead.\n");
-        goto failed;
-    }
-
-    local_hw_info = get_hwinfo(link);
-    if (local_hw_info == NULL)
-        local_hw_info = get_prom(link);
-    if (local_hw_info == NULL)
-        local_hw_info = get_dl10019(link);
-    if (local_hw_info == NULL)
-        local_hw_info = get_ax88190(link);
-    if (local_hw_info == NULL)
-        local_hw_info = get_hwired(link);
-
-    if (local_hw_info == NULL) {
-        printk(KERN_NOTICE "pcnet_cs: unable to read hardware net"
-               " address for io base %#3lx\n", dev->base_addr);
-        goto failed;
+    local_hw_info = pcnet_try_config(link, &has_shmem, 0);
+    if (!local_hw_info) {
+            /* check whether forcing io_lines to 16 helps... */
+            pcmcia_disable_device(link);
+            local_hw_info = pcnet_try_config(link, &has_shmem, 1);
+            if (local_hw_info == NULL) {
+                    dev_notice(&link->dev, "unable to read hardware net"
+                            " address for io base %#3lx\n", dev->base_addr);
+                    goto failed;
+            }
     }
 
     info->flags = local_hw_info->flags;
@@ -1637,6 +1664,7 @@ static struct pcmcia_device_id pcnet_ids[] = {
         PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCETTX", 0x547e66dc, 0x6fc5459b),
         PCMCIA_DEVICE_PROD_ID12("iPort", "10/100 Ethernet Card", 0x56c538d2, 0x11b0ffc0),
         PCMCIA_DEVICE_PROD_ID12("KANSAI ELECTRIC CO.,LTD", "KLA-PCM/T", 0xb18dc3b4, 0xcc51a956),
+        PCMCIA_DEVICE_PROD_ID12("KENTRONICS", "KEP-230", 0xaf8144c9, 0x868f6616),
         PCMCIA_DEVICE_PROD_ID12("KCI", "PE520 PCMCIA Ethernet Adapter", 0xa89b87d3, 0x1eb88e64),
         PCMCIA_DEVICE_PROD_ID12("KINGMAX", "EN10T2T", 0x7bcb459a, 0xa5c81fa5),
         PCMCIA_DEVICE_PROD_ID12("Kingston", "KNE-PC2", 0x1128e633, 0xce2a89b3),
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 6a6b8199a0d6..6c58da2b882c 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -308,7 +308,7 @@ static int mdio_bus_suspend(struct device *dev)
          * may call phy routines that try to grab the same lock, and that may
          * lead to a deadlock.
          */
-        if (phydev->attached_dev)
+        if (phydev->attached_dev && phydev->adjust_link)
                 phy_stop_machine(phydev);
 
         if (!mdio_bus_phy_may_suspend(phydev))
@@ -331,7 +331,7 @@ static int mdio_bus_resume(struct device *dev)
                 return ret;
 
 no_resume:
-        if (phydev->attached_dev)
+        if (phydev->attached_dev && phydev->adjust_link)
                 phy_start_machine(phydev, NULL);
 
         return 0;
diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c
index 6695a51e09e9..736b91703b3e 100644
--- a/drivers/net/ppp_generic.c
+++ b/drivers/net/ppp_generic.c
@@ -1314,8 +1314,13 @@ static int ppp_mp_explode(struct ppp *ppp, struct sk_buff *skb)
         hdrlen = (ppp->flags & SC_MP_XSHORTSEQ)? MPHDRLEN_SSN: MPHDRLEN;
         i = 0;
         list_for_each_entry(pch, &ppp->channels, clist) {
-                navail += pch->avail = (pch->chan != NULL);
-                pch->speed = pch->chan->speed;
+                if (pch->chan) {
+                        pch->avail = 1;
+                        navail++;
+                        pch->speed = pch->chan->speed;
+                } else {
+                        pch->avail = 0;
+                }
                 if (pch->avail) {
                         if (skb_queue_empty(&pch->file.xq) ||
                                 !pch->had_frag) {
diff --git a/drivers/net/pxa168_eth.c b/drivers/net/pxa168_eth.c
index 410ea0a61371..85eddda276bd 100644
--- a/drivers/net/pxa168_eth.c
+++ b/drivers/net/pxa168_eth.c
@@ -1606,6 +1606,8 @@ static int pxa168_eth_remove(struct platform_device *pdev)
 
         iounmap(pep->base);
         pep->base = NULL;
+        mdiobus_unregister(pep->smi_bus);
+        mdiobus_free(pep->smi_bus);
         unregister_netdev(dev);
         flush_scheduled_work();
         free_netdev(dev);
diff --git a/drivers/net/qlcnic/qlcnic_init.c b/drivers/net/qlcnic/qlcnic_init.c
index 75ba744b173c..2c7cf0b64811 100644
--- a/drivers/net/qlcnic/qlcnic_init.c
+++ b/drivers/net/qlcnic/qlcnic_init.c
@@ -1316,7 +1316,7 @@ qlcnic_alloc_rx_skb(struct qlcnic_adapter *adapter,
                 return -ENOMEM;
         }
 
-        skb_reserve(skb, 2);
+        skb_reserve(skb, NET_IP_ALIGN);
 
         dma = pci_map_single(pdev, skb->data,
                         rds_ring->dma_size, PCI_DMA_FROMDEVICE);
@@ -1404,7 +1404,6 @@ qlcnic_process_rcv(struct qlcnic_adapter *adapter,
         if (pkt_offset)
                 skb_pull(skb, pkt_offset);
 
-        skb->truesize = skb->len + sizeof(struct sk_buff);
         skb->protocol = eth_type_trans(skb, netdev);
 
         napi_gro_receive(&sds_ring->napi, skb);
@@ -1466,8 +1465,6 @@ qlcnic_process_lro(struct qlcnic_adapter *adapter,
 
         skb_put(skb, lro_length + data_offset);
 
-        skb->truesize = skb->len + sizeof(struct sk_buff) + skb_headroom(skb);
-
         skb_pull(skb, l2_hdr_offset);
         skb->protocol = eth_type_trans(skb, netdev);
 
@@ -1700,8 +1697,6 @@ qlcnic_process_rcv_diag(struct qlcnic_adapter *adapter,
         if (pkt_offset)
                 skb_pull(skb, pkt_offset);
 
-        skb->truesize = skb->len + sizeof(struct sk_buff);
-
         if (!qlcnic_check_loopback_buff(skb->data))
                 adapter->diag_cnt++;
 
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 078bbf4e6f19..a0da4a17b025 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -2934,7 +2934,7 @@ static const struct rtl_cfg_info {
                 .hw_start       = rtl_hw_start_8168,
                 .region         = 2,
                 .align          = 8,
-                .intr_event     = SYSErr | LinkChg | RxOverflow |
+                .intr_event     = SYSErr | RxFIFOOver | LinkChg | RxOverflow |
                                   TxErr | TxOK | RxOK | RxErr,
                 .napi_event     = TxErr | TxOK | RxOK | RxOverflow,
                 .features       = RTL_FEATURE_GMII | RTL_FEATURE_MSI,
@@ -4625,8 +4625,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
                 }
 
                 /* Work around for rx fifo overflow */
-                if (unlikely(status & RxFIFOOver) &&
-                (tp->mac_version == RTL_GIGA_MAC_VER_11)) {
+                if (unlikely(status & RxFIFOOver)) {
                         netif_stop_queue(dev);
                         rtl8169_tx_timeout(dev);
                         break;
diff --git a/drivers/net/rionet.c b/drivers/net/rionet.c
index 07eb884ff982..44150f2f7bfd 100644
--- a/drivers/net/rionet.c
+++ b/drivers/net/rionet.c
@@ -384,7 +384,7 @@ static void rionet_remove(struct rio_dev *rdev)
         free_pages((unsigned long)rionet_active, rdev->net->hport->sys_size ?
                                         __ilog2(sizeof(void *)) + 4 : 0);
         unregister_netdev(ndev);
-        kfree(ndev);
+        free_netdev(ndev);
 
         list_for_each_entry_safe(peer, tmp, &rionet_peers, node) {
                 list_del(&peer->node);
diff --git a/drivers/net/sgiseeq.c b/drivers/net/sgiseeq.c
index cc4bd8c65f8b..9265315baa0b 100644
--- a/drivers/net/sgiseeq.c
+++ b/drivers/net/sgiseeq.c
@@ -804,7 +804,7 @@ static int __devinit sgiseeq_probe(struct platform_device *pdev)
 err_out_free_page:
         free_page((unsigned long) sp->srings);
 err_out_free_dev:
-        kfree(dev);
+        free_netdev(dev);
 
 err_out:
         return err;
diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c
index 0909ae934ad0..8150ba154116 100644
--- a/drivers/net/smsc911x.c
+++ b/drivers/net/smsc911x.c
@@ -58,6 +58,7 @@
 
 MODULE_LICENSE("GPL");
 MODULE_VERSION(SMSC_DRV_VERSION);
+MODULE_ALIAS("platform:smsc911x");
 
 #if USE_DEBUG > 0
 static int debug = 16;
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
index bbb7951b9c4c..ea0461eb2dbe 100644
--- a/drivers/net/stmmac/stmmac_main.c
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -1865,15 +1865,15 @@ static int stmmac_resume(struct platform_device *pdev)
         if (!netif_running(dev))
                 return 0;
 
-        spin_lock(&priv->lock);
-
         if (priv->shutdown) {
                 /* Re-open the interface and re-init the MAC/DMA
-                   and the rings. */
+                   and the rings (i.e. on hibernation stage) */
                 stmmac_open(dev);
-                goto out_resume;
+                return 0;
         }
 
+        spin_lock(&priv->lock);
+
         /* Power Down bit, into the PM register, is cleared
          * automatically as soon as a magic packet or a Wake-up frame
          * is received. Anyway, it's better to manually clear
@@ -1901,7 +1901,6 @@ static int stmmac_resume(struct platform_device *pdev)
 
         netif_start_queue(dev);
 
-out_resume:
         spin_unlock(&priv->lock);
         return 0;
 }
diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c
index 5efa57757a2c..6888e3d41462 100644
--- a/drivers/net/tulip/de2104x.c
+++ b/drivers/net/tulip/de2104x.c
@@ -243,6 +243,7 @@ enum {
         NWayState               = (1 << 14) | (1 << 13) | (1 << 12),
         NWayRestart             = (1 << 12),
         NonselPortActive        = (1 << 9),
+        SelPortActive           = (1 << 8),
         LinkFailStatus          = (1 << 2),
         NetCxnErr               = (1 << 1),
 };
@@ -363,7 +364,9 @@ static u16 t21040_csr15[] = { 0, 0, 0x0006, 0x0000, 0x0000, };
 
 /* 21041 transceiver register settings: TP AUTO, BNC, AUI, TP, TP FD*/
 static u16 t21041_csr13[] = { 0xEF01, 0xEF09, 0xEF09, 0xEF01, 0xEF09, };
-static u16 t21041_csr14[] = { 0xFFFF, 0xF7FD, 0xF7FD, 0x6F3F, 0x6F3D, };
+static u16 t21041_csr14[] = { 0xFFFF, 0xF7FD, 0xF7FD, 0x7F3F, 0x7F3D, };
+/* If on-chip autonegotiation is broken, use half-duplex (FF3F) instead */
+static u16 t21041_csr14_brk[] = { 0xFF3F, 0xF7FD, 0xF7FD, 0x7F3F, 0x7F3D, };
 static u16 t21041_csr15[] = { 0x0008, 0x0006, 0x000E, 0x0008, 0x0008, };
 
 
@@ -1064,6 +1067,9 @@ static void de21041_media_timer (unsigned long data)
         unsigned int carrier;
         unsigned long flags;
 
+        /* clear port active bits */
+        dw32(SIAStatus, NonselPortActive | SelPortActive);
+
         carrier = (status & NetCxnErr) ? 0 : 1;
 
         if (carrier) {
@@ -1158,14 +1164,29 @@ no_link_yet:
 static void de_media_interrupt (struct de_private *de, u32 status)
 {
         if (status & LinkPass) {
+                /* Ignore if current media is AUI or BNC and we can't use TP */
+                if ((de->media_type == DE_MEDIA_AUI ||
+                     de->media_type == DE_MEDIA_BNC) &&
+                    (de->media_lock ||
+                     !de_ok_to_advertise(de, DE_MEDIA_TP_AUTO)))
+                        return;
+                /* If current media is not TP, change it to TP */
+                if ((de->media_type == DE_MEDIA_AUI ||
+                     de->media_type == DE_MEDIA_BNC)) {
+                        de->media_type = DE_MEDIA_TP_AUTO;
+                        de_stop_rxtx(de);
+                        de_set_media(de);
+                        de_start_rxtx(de);
+                }
                 de_link_up(de);
                 mod_timer(&de->media_timer, jiffies + DE_TIMER_LINK);
                 return;
         }
 
         BUG_ON(!(status & LinkFail));
-
-        if (netif_carrier_ok(de->dev)) {
+        /* Mark the link as down only if current media is TP */
+        if (netif_carrier_ok(de->dev) && de->media_type != DE_MEDIA_AUI &&
+            de->media_type != DE_MEDIA_BNC) {
                 de_link_down(de);
                 mod_timer(&de->media_timer, jiffies + DE_TIMER_NO_LINK);
         }
@@ -1229,6 +1250,7 @@ static void de_adapter_sleep (struct de_private *de)
         if (de->de21040)
                 return;
 
+        dw32(CSR13, 0); /* Reset phy */
         pci_read_config_dword(de->pdev, PCIPM, &pmctl);
         pmctl |= PM_Sleep;
         pci_write_config_dword(de->pdev, PCIPM, pmctl);
@@ -1574,12 +1596,15 @@ static int __de_set_settings(struct de_private *de, struct ethtool_cmd *ecmd)
                 return 0; /* nothing to change */
 
         de_link_down(de);
+        mod_timer(&de->media_timer, jiffies + DE_TIMER_NO_LINK);
         de_stop_rxtx(de);
 
         de->media_type = new_media;
         de->media_lock = media_lock;
         de->media_advertise = ecmd->advertising;
         de_set_media(de);
+        if (netif_running(de->dev))
+                de_start_rxtx(de);
 
         return 0;
 }
@@ -1911,8 +1936,14 @@ fill_defaults:
         for (i = 0; i < DE_MAX_MEDIA; i++) {
                 if (de->media[i].csr13 == 0xffff)
                         de->media[i].csr13 = t21041_csr13[i];
-                if (de->media[i].csr14 == 0xffff)
-                        de->media[i].csr14 = t21041_csr14[i];
+                if (de->media[i].csr14 == 0xffff) {
+                        /* autonegotiation is broken at least on some chip
+                           revisions - rev. 0x21 works, 0x11 does not */
+                        if (de->pdev->revision < 0x20)
+                                de->media[i].csr14 = t21041_csr14_brk[i];
+                        else
+                                de->media[i].csr14 = t21041_csr14[i];
+                }
                 if (de->media[i].csr15 == 0xffff)
                         de->media[i].csr15 = t21041_csr15[i];
         }
@@ -2158,6 +2189,8 @@ static int de_resume (struct pci_dev *pdev)
                 dev_err(&dev->dev, "pci_enable_device failed in resume\n");
                 goto out;
         }
+        pci_set_master(pdev);
+        de_init_rings(de);
         de_init_hw(de);
 out_attach:
         netif_device_attach(dev);
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 6efca66b8766..1cd752f9a6e1 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -1652,6 +1652,8 @@ static int hso_get_count(struct hso_serial *serial,
         struct uart_icount cnow;
         struct hso_tiocmget  *tiocmget = serial->tiocmget;
 
+        memset(&icount, 0, sizeof(struct serial_icounter_struct));
+
         if (!tiocmget)
                  return -ENOENT;
         spin_lock_irq(&serial->serial_lock);
diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c
index 8ed30fa35d0a..b2bcf99e6f08 100644
--- a/drivers/net/usb/ipheth.c
+++ b/drivers/net/usb/ipheth.c
@@ -429,10 +429,6 @@ static const struct net_device_ops ipheth_netdev_ops = {
         .ndo_get_stats = &ipheth_stats,
 };
 
-static struct device_type ipheth_type = {
-        .name   = "wwan",
-};
-
 static int ipheth_probe(struct usb_interface *intf,
                         const struct usb_device_id *id)
 {
@@ -450,7 +446,7 @@ static int ipheth_probe(struct usb_interface *intf,
 
         netdev->netdev_ops = &ipheth_netdev_ops;
         netdev->watchdog_timeo = IPHETH_TX_TIMEOUT;
-        strcpy(netdev->name, "wwan%d");
+        strcpy(netdev->name, "eth%d");
 
         dev = netdev_priv(netdev);
         dev->udev = udev;
@@ -500,7 +496,6 @@ static int ipheth_probe(struct usb_interface *intf,
 
         SET_NETDEV_DEV(netdev, &intf->dev);
         SET_ETHTOOL_OPS(netdev, &ops);
-        SET_NETDEV_DEVTYPE(netdev, &ipheth_type);
 
         retval = register_netdev(netdev);
         if (retval) {
diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c
index fd69095ef6e3..f53412368ce1 100644
--- a/drivers/net/via-velocity.c
+++ b/drivers/net/via-velocity.c
@@ -2824,7 +2824,7 @@ static int __devinit velocity_found1(struct pci_dev *pdev, const struct pci_devi
         netif_napi_add(dev, &vptr->napi, velocity_poll, VELOCITY_NAPI_WEIGHT);
 
         dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_FILTER |
-                NETIF_F_HW_VLAN_RX | NETIF_F_IP_CSUM | NETIF_F_SG;
+                NETIF_F_HW_VLAN_RX | NETIF_F_IP_CSUM;
 
         ret = register_netdev(dev);
         if (ret < 0)
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 373dcfec689c..d77ce9906b6c 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -1327,6 +1327,10 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf,
                         PCI_DMA_TODEVICE);
 
         rate = ieee80211_get_tx_rate(sc->hw, info);
+        if (!rate) {
+                ret = -EINVAL;
+                goto err_unmap;
+        }
 
         if (info->flags & IEEE80211_TX_CTL_NO_ACK)
                 flags |= AR5K_TXDESC_NOACK;
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
index b883b174385b..057fb69ddf7f 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
@@ -797,7 +797,7 @@ static bool ar9300_uncompress_block(struct ath_hw *ah,
                 length = block[it+1];
                 length &= 0xff;
 
-                if (length > 0 && spot >= 0 && spot+length < mdataSize) {
+                if (length > 0 && spot >= 0 && spot+length <= mdataSize) {
                         ath_print(common, ATH_DBG_EEPROM,
                                   "Restore at %d: spot=%d "
                                   "offset=%d length=%d\n",
diff --git a/drivers/net/wireless/ath/ath9k/eeprom.h b/drivers/net/wireless/ath/ath9k/eeprom.h
index 7f48df1e2903..0b09db0f8e7d 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom.h
+++ b/drivers/net/wireless/ath/ath9k/eeprom.h
@@ -62,7 +62,7 @@
 
 #define SD_NO_CTL               0xE0
 #define NO_CTL                  0xff
-#define CTL_MODE_M              7
+#define CTL_MODE_M              0xf
 #define CTL_11A                 0
 #define CTL_11B                 1
 #define CTL_11G                 2
diff --git a/drivers/net/wireless/ath/regd.h b/drivers/net/wireless/ath/regd.h
index a1c39526161a..345dd9721b41 100644
--- a/drivers/net/wireless/ath/regd.h
+++ b/drivers/net/wireless/ath/regd.h
@@ -31,7 +31,6 @@ enum ctl_group {
 #define NO_CTL 0xff
 #define SD_NO_CTL               0xE0
 #define NO_CTL                  0xff
-#define CTL_MODE_M              7
 #define CTL_11A                 0
 #define CTL_11B                 1
 #define CTL_11G                 2
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index 9dd9e64c2b0b..8fd00a6e5120 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -1411,7 +1411,7 @@ void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
         clear_bit(STATUS_SCAN_HW, &priv->status);
         clear_bit(STATUS_SCANNING, &priv->status);
         /* inform mac80211 scan aborted */
-        queue_work(priv->workqueue, &priv->scan_completed);
+        queue_work(priv->workqueue, &priv->abort_scan);
 }
 
 int iwlagn_manage_ibss_station(struct iwl_priv *priv,
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 07dbc2796448..e23c4060a0f0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -2613,6 +2613,11 @@ int iwl_force_reset(struct iwl_priv *priv, int mode, bool external)
         if (test_bit(STATUS_EXIT_PENDING, &priv->status))
                 return -EINVAL;
 
+        if (test_bit(STATUS_SCANNING, &priv->status)) {
+                IWL_DEBUG_INFO(priv, "scan in progress.\n");
+                return -EINVAL;
+        }
+
         if (mode >= IWL_MAX_FORCE_RESET) {
                 IWL_DEBUG_INFO(priv, "invalid reset request.\n");
                 return -EINVAL;
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 59a308b02f95..d31661c1ce77 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -3018,7 +3018,7 @@ void iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
         clear_bit(STATUS_SCANNING, &priv->status);
 
         /* inform mac80211 scan aborted */
-        queue_work(priv->workqueue, &priv->scan_completed);
+        queue_work(priv->workqueue, &priv->abort_scan);
 }
 
 static void iwl3945_bg_restart(struct work_struct *data)
diff --git a/drivers/net/wireless/libertas/if_sdio.c b/drivers/net/wireless/libertas/if_sdio.c
index ba854c70ab94..87b634978b35 100644
--- a/drivers/net/wireless/libertas/if_sdio.c
+++ b/drivers/net/wireless/libertas/if_sdio.c
@@ -128,7 +128,7 @@ struct if_sdio_card {
         bool                    helper_allocated;
         bool                    firmware_allocated;
 
-        u8                      buffer[65536];
+        u8                      buffer[65536] __attribute__((aligned(4)));
 
         spinlock_t              lock;
         struct if_sdio_packet   *packets;
diff --git a/drivers/net/wireless/p54/txrx.c b/drivers/net/wireless/p54/txrx.c
index 173aec3d6e7e..0e937dc0c9c4 100644
--- a/drivers/net/wireless/p54/txrx.c
+++ b/drivers/net/wireless/p54/txrx.c
@@ -446,7 +446,7 @@ static void p54_rx_frame_sent(struct p54_common *priv, struct sk_buff *skb)
         }
 
         if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) &&
-             (!payload->status))
+             !(payload->status & P54_TX_FAILED))
                 info->flags |= IEEE80211_TX_STAT_ACK;
         if (payload->status & P54_TX_PSM_CANCELLED)
                 info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c
index a9352b2c7ac4..b7e755f4178a 100644
--- a/drivers/oprofile/buffer_sync.c
+++ b/drivers/oprofile/buffer_sync.c
@@ -141,16 +141,6 @@ static struct notifier_block module_load_nb = {
         .notifier_call = module_load_notify,
 };
 
-
-static void end_sync(void)
-{
-        end_cpu_work();
-        /* make sure we don't leak task structs */
-        process_task_mortuary();
-        process_task_mortuary();
-}
-
-
 int sync_start(void)
 {
         int err;
@@ -158,7 +148,7 @@ int sync_start(void)
         if (!zalloc_cpumask_var(&marked_cpus, GFP_KERNEL))
                 return -ENOMEM;
 
-        start_cpu_work();
+        mutex_lock(&buffer_mutex);
 
         err = task_handoff_register(&task_free_nb);
         if (err)
@@ -173,7 +163,10 @@ int sync_start(void)
         if (err)
                 goto out4;
 
+        start_cpu_work();
+
 out:
+        mutex_unlock(&buffer_mutex);
         return err;
 out4:
         profile_event_unregister(PROFILE_MUNMAP, &munmap_nb);
@@ -182,7 +175,6 @@ out3:
 out2:
         task_handoff_unregister(&task_free_nb);
 out1:
-        end_sync();
         free_cpumask_var(marked_cpus);
         goto out;
 }
@@ -190,11 +182,20 @@ out1:
 
 void sync_stop(void)
 {
+        /* flush buffers */
+        mutex_lock(&buffer_mutex);
+        end_cpu_work();
         unregister_module_notifier(&module_load_nb);
         profile_event_unregister(PROFILE_MUNMAP, &munmap_nb);
         profile_event_unregister(PROFILE_TASK_EXIT, &task_exit_nb);
         task_handoff_unregister(&task_free_nb);
-        end_sync();
+        mutex_unlock(&buffer_mutex);
+        flush_scheduled_work();
+
+        /* make sure we don't leak task structs */
+        process_task_mortuary();
+        process_task_mortuary();
+
         free_cpumask_var(marked_cpus);
 }
 
diff --git a/drivers/oprofile/cpu_buffer.c b/drivers/oprofile/cpu_buffer.c
index 219f79e2210a..f179ac2ea801 100644
--- a/drivers/oprofile/cpu_buffer.c
+++ b/drivers/oprofile/cpu_buffer.c
@@ -120,8 +120,6 @@ void end_cpu_work(void)
 
                 cancel_delayed_work(&b->work);
         }
-
-        flush_scheduled_work();
 }
 
 /*
diff --git a/drivers/pci/hotplug/acpi_pcihp.c b/drivers/pci/hotplug/acpi_pcihp.c
index 45fcc1e96df9..3bc72d18b121 100644
--- a/drivers/pci/hotplug/acpi_pcihp.c
+++ b/drivers/pci/hotplug/acpi_pcihp.c
@@ -338,9 +338,7 @@ int acpi_get_hp_hw_control_from_firmware(struct pci_dev *pdev, u32 flags)
         acpi_handle chandle, handle;
         struct acpi_buffer string = { ACPI_ALLOCATE_BUFFER, NULL };
 
-        flags &= (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL |
-                  OSC_SHPC_NATIVE_HP_CONTROL |
-                  OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
+        flags &= OSC_SHPC_NATIVE_HP_CONTROL;
         if (!flags) {
                 err("Invalid flags %u specified!\n", flags);
                 return -EINVAL;
@@ -360,7 +358,7 @@ int acpi_get_hp_hw_control_from_firmware(struct pci_dev *pdev, u32 flags)
                 acpi_get_name(handle, ACPI_FULL_PATHNAME, &string);
                 dbg("Trying to get hotplug control for %s\n",
                                 (char *)string.pointer);
-                status = acpi_pci_osc_control_set(handle, flags);
+                status = acpi_pci_osc_control_set(handle, &flags, flags);
                 if (ACPI_SUCCESS(status))
                         goto got_one;
                 if (status == AE_SUPPORT)
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index 4ed76b47b6dc..73d513989263 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -176,19 +176,11 @@ static inline void pciehp_firmware_init(void)
 {
         pciehp_acpi_slot_detection_init();
 }
-
-static inline int pciehp_get_hp_hw_control_from_firmware(struct pci_dev *dev)
-{
-        int retval;
-        u32 flags = (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL |
-                     OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
-        retval = acpi_get_hp_hw_control_from_firmware(dev, flags);
-        if (retval)
-                return retval;
-        return pciehp_acpi_slot_detection_check(dev);
-}
 #else
 #define pciehp_firmware_init()                          do {} while (0)
-#define pciehp_get_hp_hw_control_from_firmware(dev)     0
+static inline int pciehp_acpi_slot_detection_check(struct pci_dev *dev)
+{
+        return 0;
+}
 #endif                          /* CONFIG_ACPI */
 #endif                          /* _PCIEHP_H */
diff --git a/drivers/pci/hotplug/pciehp_acpi.c b/drivers/pci/hotplug/pciehp_acpi.c
index 1f4000a5a108..2574700db461 100644
--- a/drivers/pci/hotplug/pciehp_acpi.c
+++ b/drivers/pci/hotplug/pciehp_acpi.c
@@ -85,9 +85,7 @@ static int __init dummy_probe(struct pcie_device *dev)
         acpi_handle handle;
         struct dummy_slot *slot, *tmp;
         struct pci_dev *pdev = dev->port;
-        /* Note: pciehp_detect_mode != PCIEHP_DETECT_ACPI here */
-        if (pciehp_get_hp_hw_control_from_firmware(pdev))
-                return -ENODEV;
+
         pos = pci_pcie_cap(pdev);
         if (!pos)
                 return -ENODEV;
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 3588ea61b0dd..aa5f3ff629ff 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -59,7 +59,7 @@ module_param(pciehp_force, bool, 0644);
 MODULE_PARM_DESC(pciehp_debug, "Debugging mode enabled or not");
 MODULE_PARM_DESC(pciehp_poll_mode, "Using polling mechanism for hot-plug events or not");
 MODULE_PARM_DESC(pciehp_poll_time, "Polling mechanism frequency, in seconds");
-MODULE_PARM_DESC(pciehp_force, "Force pciehp, even if _OSC and OSHP are missing");
+MODULE_PARM_DESC(pciehp_force, "Force pciehp, even if OSHP is missing");
 
 #define PCIE_MODULE_NAME "pciehp"
 
@@ -235,7 +235,7 @@ static int pciehp_probe(struct pcie_device *dev)
                 dev_info(&dev->device,
                          "Bypassing BIOS check for pciehp use on %s\n",
                          pci_name(dev->port));
-        else if (pciehp_get_hp_hw_control_from_firmware(dev->port))
+        else if (pciehp_acpi_slot_detection_check(dev->port))
                 goto err_out_none;
 
         ctrl = pcie_init(dev);
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index c3ceebb5be84..4789f8e8bf7a 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -71,6 +71,49 @@
 #define DMA_32BIT_PFN           IOVA_PFN(DMA_BIT_MASK(32))
 #define DMA_64BIT_PFN           IOVA_PFN(DMA_BIT_MASK(64))
 
+/* page table handling */
+#define LEVEL_STRIDE            (9)
+#define LEVEL_MASK              (((u64)1 << LEVEL_STRIDE) - 1)
+
+static inline int agaw_to_level(int agaw)
+{
+        return agaw + 2;
+}
+
+static inline int agaw_to_width(int agaw)
+{
+        return 30 + agaw * LEVEL_STRIDE;
+}
+
+static inline int width_to_agaw(int width)
+{
+        return (width - 30) / LEVEL_STRIDE;
+}
+
+static inline unsigned int level_to_offset_bits(int level)
+{
+        return (level - 1) * LEVEL_STRIDE;
+}
+
+static inline int pfn_level_offset(unsigned long pfn, int level)
+{
+        return (pfn >> level_to_offset_bits(level)) & LEVEL_MASK;
+}
+
+static inline unsigned long level_mask(int level)
+{
+        return -1UL << level_to_offset_bits(level);
+}
+
+static inline unsigned long level_size(int level)
+{
+        return 1UL << level_to_offset_bits(level);
+}
+
+static inline unsigned long align_to_level(unsigned long pfn, int level)
+{
+        return (pfn + level_size(level) - 1) & level_mask(level);
+}
 
 /* VT-d pages must always be _smaller_ than MM pages. Otherwise things
    are never going to work. */
@@ -434,8 +477,6 @@ void free_iova_mem(struct iova *iova)
 }
 
 
-static inline int width_to_agaw(int width);
-
 static int __iommu_calculate_agaw(struct intel_iommu *iommu, int max_gaw)
 {
         unsigned long sagaw;
@@ -646,51 +687,6 @@ out:
         spin_unlock_irqrestore(&iommu->lock, flags);
 }
 
-/* page table handling */
-#define LEVEL_STRIDE            (9)
-#define LEVEL_MASK              (((u64)1 << LEVEL_STRIDE) - 1)
-
-static inline int agaw_to_level(int agaw)
-{
-        return agaw + 2;
-}
-
-static inline int agaw_to_width(int agaw)
-{
-        return 30 + agaw * LEVEL_STRIDE;
-
-}
-
-static inline int width_to_agaw(int width)
-{
-        return (width - 30) / LEVEL_STRIDE;
-}
-
-static inline unsigned int level_to_offset_bits(int level)
-{
-        return (level - 1) * LEVEL_STRIDE;
-}
-
-static inline int pfn_level_offset(unsigned long pfn, int level)
-{
-        return (pfn >> level_to_offset_bits(level)) & LEVEL_MASK;
-}
-
-static inline unsigned long level_mask(int level)
-{
-        return -1UL << level_to_offset_bits(level);
-}
-
-static inline unsigned long level_size(int level)
-{
-        return 1UL << level_to_offset_bits(level);
-}
-
-static inline unsigned long align_to_level(unsigned long pfn, int level)
-{
-        return (pfn + level_size(level) - 1) & level_mask(level);
-}
-
 static struct dma_pte *pfn_to_dma_pte(struct dmar_domain *domain,
                                       unsigned long pfn)
 {
@@ -3761,6 +3757,33 @@ static void __devinit quirk_iommu_rwbf(struct pci_dev *dev)
 
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2a40, quirk_iommu_rwbf);
 
+#define GGC 0x52
+#define GGC_MEMORY_SIZE_MASK    (0xf << 8)
+#define GGC_MEMORY_SIZE_NONE    (0x0 << 8)
+#define GGC_MEMORY_SIZE_1M      (0x1 << 8)
+#define GGC_MEMORY_SIZE_2M      (0x3 << 8)
+#define GGC_MEMORY_VT_ENABLED   (0x8 << 8)
+#define GGC_MEMORY_SIZE_2M_VT   (0x9 << 8)
+#define GGC_MEMORY_SIZE_3M_VT   (0xa << 8)
+#define GGC_MEMORY_SIZE_4M_VT   (0xb << 8)
+
+static void __devinit quirk_calpella_no_shadow_gtt(struct pci_dev *dev)
+{
+        unsigned short ggc;
+
+        if (pci_read_config_word(dev, GGC, &ggc))
+                return;
+
+        if (!(ggc & GGC_MEMORY_VT_ENABLED)) {
+                printk(KERN_INFO "DMAR: BIOS has allocated no shadow GTT; disabling IOMMU for graphics\n");
+                dmar_map_gfx = 0;
+        }
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0040, quirk_calpella_no_shadow_gtt);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0044, quirk_calpella_no_shadow_gtt);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0062, quirk_calpella_no_shadow_gtt);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x006a, quirk_calpella_no_shadow_gtt);
+
 /* On Tylersburg chipsets, some BIOSes have been known to enable the
    ISOCH DMAR unit for the Azalia sound device, but not give it any
    TLB entries, which causes it to deadlock. Check for that.  We do
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index ce6a3666b3d9..553d8ee55c1c 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -608,7 +608,7 @@ int pci_iov_resource_bar(struct pci_dev *dev, int resno,
  * the VF BAR size multiplied by the number of VFs.  The alignment
  * is just the VF BAR size.
  */
-int pci_sriov_resource_alignment(struct pci_dev *dev, int resno)
+resource_size_t pci_sriov_resource_alignment(struct pci_dev *dev, int resno)
 {
         struct resource tmp;
         enum pci_bar_type type;
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 679c39de6a89..6beb11b617a9 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -140,8 +140,10 @@ static inline void pci_msi_init_pci_dev(struct pci_dev *dev) { }
 
 #ifdef CONFIG_PCIEAER
 void pci_no_aer(void);
+bool pci_aer_available(void);
 #else
 static inline void pci_no_aer(void) { }
+static inline bool pci_aer_available(void) { return false; }
 #endif
 
 static inline int pci_no_d1d2(struct pci_dev *dev)
@@ -262,7 +264,8 @@ extern int pci_iov_init(struct pci_dev *dev);
 extern void pci_iov_release(struct pci_dev *dev);
 extern int pci_iov_resource_bar(struct pci_dev *dev, int resno,
                                 enum pci_bar_type *type);
-extern int pci_sriov_resource_alignment(struct pci_dev *dev, int resno);
+extern resource_size_t pci_sriov_resource_alignment(struct pci_dev *dev,
+                                                    int resno);
 extern void pci_restore_iov_state(struct pci_dev *dev);
 extern int pci_iov_bus_range(struct pci_bus *bus);
 
@@ -318,7 +321,7 @@ static inline int pci_ats_enabled(struct pci_dev *dev)
 }
 #endif /* CONFIG_PCI_IOV */
 
-static inline int pci_resource_alignment(struct pci_dev *dev,
+static inline resource_size_t pci_resource_alignment(struct pci_dev *dev,
                                          struct resource *res)
 {
 #ifdef CONFIG_PCI_IOV
diff --git a/drivers/pci/pcie/Makefile b/drivers/pci/pcie/Makefile
index ea654545e7c4..00c62df5a9fc 100644
--- a/drivers/pci/pcie/Makefile
+++ b/drivers/pci/pcie/Makefile
@@ -6,10 +6,11 @@
 obj-$(CONFIG_PCIEASPM)          += aspm.o
 
 pcieportdrv-y                   := portdrv_core.o portdrv_pci.o portdrv_bus.o
+pcieportdrv-$(CONFIG_ACPI)      += portdrv_acpi.o
 
 obj-$(CONFIG_PCIEPORTBUS)       += pcieportdrv.o
 
 # Build PCI Express AER if needed
 obj-$(CONFIG_PCIEAER)           += aer/
 
-obj-$(CONFIG_PCIE_PME) += pme/
+obj-$(CONFIG_PCIE_PME) += pme.o
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index 484cc55194b8..f409948e1a9b 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -72,6 +72,11 @@ void pci_no_aer(void)
         pcie_aer_disable = 1;   /* has priority over 'forceload' */
 }
 
+bool pci_aer_available(void)
+{
+        return !pcie_aer_disable && pci_msi_enabled();
+}
+
 static int set_device_error_reporting(struct pci_dev *dev, void *data)
 {
         bool enable = *((bool *)data);
@@ -411,9 +416,7 @@ static void aer_error_resume(struct pci_dev *dev)
  */
 static int __init aer_service_init(void)
 {
-        if (pcie_aer_disable)
-                return -ENXIO;
-        if (!pci_msi_enabled())
+        if (!pci_aer_available())
                 return -ENXIO;
         return pcie_port_service_register(&aerdriver);
 }
diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c b/drivers/pci/pcie/aer/aerdrv_acpi.c
index f278d7b0d95d..2bb9b8972211 100644
--- a/drivers/pci/pcie/aer/aerdrv_acpi.c
+++ b/drivers/pci/pcie/aer/aerdrv_acpi.c
@@ -19,42 +19,6 @@
 #include <acpi/apei.h>
 #include "aerdrv.h"
 
-/**
- * aer_osc_setup - run ACPI _OSC method
- * @pciedev: pcie_device which AER is being enabled on
- *
- * @return: Zero on success. Nonzero otherwise.
- *
- * 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)
-{
-        acpi_status status = AE_NOT_FOUND;
-        struct pci_dev *pdev = pciedev->port;
-        acpi_handle handle = NULL;
-
-        if (acpi_pci_disabled)
-                return -1;
-
-        handle = acpi_find_root_bridge_handle(pdev);
-        if (handle) {
-                status = acpi_pci_osc_control_set(handle,
-                                        OSC_PCI_EXPRESS_AER_CONTROL |
-                                        OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
-        }
-
-        if (ACPI_FAILURE(status)) {
-                dev_printk(KERN_DEBUG, &pciedev->device, "AER service couldn't "
-                           "init device: %s\n",
-                           (status == AE_SUPPORT || status == AE_NOT_FOUND) ?
-                           "no _OSC support" : "_OSC failed");
-                return -1;
-        }
-
-        return 0;
-}
-
 #ifdef CONFIG_ACPI_APEI
 static inline int hest_match_pci(struct acpi_hest_aer_common *p,
                                  struct pci_dev *pci)
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index fc0b5a93e1de..29e268fadf14 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -772,22 +772,10 @@ void aer_isr(struct work_struct *work)
  */
 int aer_init(struct pcie_device *dev)
 {
-        if (pcie_aer_get_firmware_first(dev->port)) {
-                dev_printk(KERN_DEBUG, &dev->device,
-                           "PCIe errors handled by platform firmware.\n");
-                goto out;
-        }
-
-        if (aer_osc_setup(dev))
-                goto out;
-
-        return 0;
-out:
         if (forceload) {
                 dev_printk(KERN_DEBUG, &dev->device,
                            "aerdrv forceload requested.\n");
                 pcie_aer_force_firmware_first(dev->port, 0);
-                return 0;
         }
-        return -ENXIO;
+        return 0;
 }
diff --git a/drivers/pci/pcie/pme/pcie_pme.c b/drivers/pci/pcie/pme.c
index bbdea18693d9..2f3c90407227 100644
--- a/drivers/pci/pcie/pme/pcie_pme.c
+++ b/drivers/pci/pcie/pme.c
@@ -23,38 +23,13 @@
 #include <linux/pci-acpi.h>
 #include <linux/pm_runtime.h>
 
-#include "../../pci.h"
-#include "pcie_pme.h"
+#include "../pci.h"
+#include "portdrv.h"
 
 #define PCI_EXP_RTSTA_PME       0x10000 /* PME status */
 #define PCI_EXP_RTSTA_PENDING   0x20000 /* PME pending */
 
 /*
- * If set, this switch will prevent the PCIe root port PME service driver from
- * being registered.  Consequently, the interrupt-based PCIe PME signaling will
- * not be used by any PCIe root ports in that case.
- */
-static bool pcie_pme_disabled = true;
-
-/*
- * The PCI Express Base Specification 2.0, Section 6.1.8, states the following:
- * "In order to maintain compatibility with non-PCI Express-aware system
- * software, system power management logic must be configured by firmware to use
- * the legacy mechanism of signaling PME by default.  PCI Express-aware system
- * software must notify the firmware prior to enabling native, interrupt-based
- * PME signaling."  However, if the platform doesn't provide us with a suitable
- * notification mechanism or the notification fails, it is not clear whether or
- * not we are supposed to use the interrupt-based PCIe PME signaling.  The
- * switch below can be used to indicate the desired behaviour.  When set, it
- * will make the kernel use the interrupt-based PCIe PME signaling regardless of
- * the platform notification status, although the kernel will attempt to notify
- * the platform anyway.  When unset, it will prevent the kernel from using the
- * the interrupt-based PCIe PME signaling if the platform notification fails,
- * which is the default.
- */
-static bool pcie_pme_force_enable;
-
-/*
  * If this switch is set, MSI will not be used for PCIe PME signaling.  This
  * causes the PCIe port driver to use INTx interrupts only, but it turns out
  * that using MSI for PCIe PME signaling doesn't play well with PCIe PME-based
@@ -64,38 +39,13 @@ bool pcie_pme_msi_disabled;
 
 static int __init pcie_pme_setup(char *str)
 {
-        if (!strncmp(str, "auto", 4))
-                pcie_pme_disabled = false;
-        else if (!strncmp(str, "force", 5))
-                pcie_pme_force_enable = true;
-
-        str = strchr(str, ',');
-        if (str) {
-                str++;
-                str += strspn(str, " \t");
-                if (*str && !strcmp(str, "nomsi"))
-                        pcie_pme_msi_disabled = true;
-        }
+        if (!strncmp(str, "nomsi", 5))
+                pcie_pme_msi_disabled = true;
 
         return 1;
 }
 __setup("pcie_pme=", pcie_pme_setup);
 
-/**
- * pcie_pme_platform_setup - Ensure that the kernel controls the PCIe PME.
- * @srv: PCIe PME root port service to use for carrying out the check.
- *
- * Notify the platform that the native PCIe PME is going to be used and return
- * 'true' if the control of the PCIe PME registers has been acquired from the
- * platform.
- */
-static bool pcie_pme_platform_setup(struct pcie_device *srv)
-{
-        if (!pcie_pme_platform_notify(srv))
-                return true;
-        return pcie_pme_force_enable;
-}
-
 struct pcie_pme_service_data {
         spinlock_t lock;
         struct pcie_device *srv;
@@ -108,7 +58,7 @@ struct pcie_pme_service_data {
  * @dev: PCIe root port or event collector.
  * @enable: Enable or disable the interrupt.
  */
-static void pcie_pme_interrupt_enable(struct pci_dev *dev, bool enable)
+void pcie_pme_interrupt_enable(struct pci_dev *dev, bool enable)
 {
         int rtctl_pos;
         u16 rtctl;
@@ -417,9 +367,6 @@ static int pcie_pme_probe(struct pcie_device *srv)
         struct pcie_pme_service_data *data;
         int ret;
 
-        if (!pcie_pme_platform_setup(srv))
-                return -EACCES;
-
         data = kzalloc(sizeof(*data), GFP_KERNEL);
         if (!data)
                 return -ENOMEM;
@@ -509,8 +456,7 @@ static struct pcie_port_service_driver pcie_pme_driver = {
  */
 static int __init pcie_pme_service_init(void)
 {
-        return pcie_pme_disabled ?
-                -ENODEV : pcie_port_service_register(&pcie_pme_driver);
+        return pcie_port_service_register(&pcie_pme_driver);
 }
 
 module_init(pcie_pme_service_init);
diff --git a/drivers/pci/pcie/pme/Makefile b/drivers/pci/pcie/pme/Makefile
deleted file mode 100644
index 8b9238053080..000000000000
--- a/drivers/pci/pcie/pme/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-#
-# Makefile for PCI-Express Root Port PME signaling driver
-#
-
-obj-$(CONFIG_PCIE_PME) += pmedriver.o
-
-pmedriver-objs := pcie_pme.o
-pmedriver-$(CONFIG_ACPI) += pcie_pme_acpi.o
diff --git a/drivers/pci/pcie/pme/pcie_pme.h b/drivers/pci/pcie/pme/pcie_pme.h
deleted file mode 100644
index b30d2b7c9775..000000000000
--- a/drivers/pci/pcie/pme/pcie_pme.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * drivers/pci/pcie/pme/pcie_pme.h
- *
- * PCI Express Root Port PME signaling support
- *
- * Copyright (C) 2009 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc.
- */
-
-#ifndef _PCIE_PME_H_
-#define _PCIE_PME_H_
-
-struct pcie_device;
-
-#ifdef CONFIG_ACPI
-extern int pcie_pme_acpi_setup(struct pcie_device *srv);
-
-static inline int pcie_pme_platform_notify(struct pcie_device *srv)
-{
-        return pcie_pme_acpi_setup(srv);
-}
-#else /* !CONFIG_ACPI */
-static inline int pcie_pme_platform_notify(struct pcie_device *srv)
-{
-        return 0;
-}
-#endif /* !CONFIG_ACPI */
-
-#endif
diff --git a/drivers/pci/pcie/pme/pcie_pme_acpi.c b/drivers/pci/pcie/pme/pcie_pme_acpi.c
deleted file mode 100644
index 83ab2287ae3f..000000000000
--- a/drivers/pci/pcie/pme/pcie_pme_acpi.c
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * PCIe Native PME support, ACPI-related part
- *
- * Copyright (C) 2009 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License V2.  See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-
-#include <linux/pci.h>
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/acpi.h>
-#include <linux/pci-acpi.h>
-#include <linux/pcieport_if.h>
-
-/**
- * pcie_pme_acpi_setup - Request the ACPI BIOS to release control over PCIe PME.
- * @srv - PCIe PME service for a root port or event collector.
- *
- * Invoked when the PCIe bus type loads PCIe PME service driver.  To avoid
- * conflict with the BIOS PCIe support requires the BIOS to yield PCIe PME
- * control to the kernel.
- */
-int pcie_pme_acpi_setup(struct pcie_device *srv)
-{
-        acpi_status status = AE_NOT_FOUND;
-        struct pci_dev *port = srv->port;
-        acpi_handle handle;
-        int error = 0;
-
-        if (acpi_pci_disabled)
-                return -ENOSYS;
-
-        dev_info(&port->dev, "Requesting control of PCIe PME from ACPI BIOS\n");
-
-        handle = acpi_find_root_bridge_handle(port);
-        if (!handle)
-                return -EINVAL;
-
-        status = acpi_pci_osc_control_set(handle,
-                        OSC_PCI_EXPRESS_PME_CONTROL |
-                        OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
-        if (ACPI_FAILURE(status)) {
-                dev_info(&port->dev,
-                        "Failed to receive control of PCIe PME service: %s\n",
-                        (status == AE_SUPPORT || status == AE_NOT_FOUND) ?
-                        "no _OSC support" : "ACPI _OSC failed");
-                error = -ENODEV;
-        }
-
-        return error;
-}
diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h
index 813a5c3427b6..7b5aba0a3291 100644
--- a/drivers/pci/pcie/portdrv.h
+++ b/drivers/pci/pcie/portdrv.h
@@ -20,6 +20,9 @@
 
 #define get_descriptor_id(type, service) (((type - 4) << 4) | service)
 
+extern bool pcie_ports_disabled;
+extern bool pcie_ports_auto;
+
 extern struct bus_type pcie_port_bus_type;
 extern int pcie_port_device_register(struct pci_dev *dev);
 #ifdef CONFIG_PM
@@ -30,6 +33,8 @@ extern void pcie_port_device_remove(struct pci_dev *dev);
 extern int __must_check pcie_port_bus_register(void);
 extern void pcie_port_bus_unregister(void);
 
+struct pci_dev;
+
 #ifdef CONFIG_PCIE_PME
 extern bool pcie_pme_msi_disabled;
 
@@ -42,9 +47,26 @@ static inline bool pcie_pme_no_msi(void)
 {
         return pcie_pme_msi_disabled;
 }
+
+extern void pcie_pme_interrupt_enable(struct pci_dev *dev, bool enable);
 #else /* !CONFIG_PCIE_PME */
 static inline void pcie_pme_disable_msi(void) {}
 static inline bool pcie_pme_no_msi(void) { return false; }
+static inline void pcie_pme_interrupt_enable(struct pci_dev *dev, bool en) {}
 #endif /* !CONFIG_PCIE_PME */
 
+#ifdef CONFIG_ACPI
+extern int pcie_port_acpi_setup(struct pci_dev *port, int *mask);
+
+static inline int pcie_port_platform_notify(struct pci_dev *port, int *mask)
+{
+        return pcie_port_acpi_setup(port, mask);
+}
+#else /* !CONFIG_ACPI */
+static inline int pcie_port_platform_notify(struct pci_dev *port, int *mask)
+{
+        return 0;
+}
+#endif /* !CONFIG_ACPI */
+
 #endif /* _PORTDRV_H_ */
diff --git a/drivers/pci/pcie/portdrv_acpi.c b/drivers/pci/pcie/portdrv_acpi.c
new file mode 100644
index 000000000000..b7c4cb1ccb23
--- /dev/null
+++ b/drivers/pci/pcie/portdrv_acpi.c
@@ -0,0 +1,77 @@
+/*
+ * PCIe Port Native Services Support, ACPI-Related Part
+ *
+ * Copyright (C) 2010 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License V2.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/acpi.h>
+#include <linux/pci-acpi.h>
+#include <linux/pcieport_if.h>
+
+#include "aer/aerdrv.h"
+#include "../pci.h"
+
+/**
+ * pcie_port_acpi_setup - Request the BIOS to release control of PCIe services.
+ * @port: PCIe Port service for a root port or event collector.
+ * @srv_mask: Bit mask of services that can be enabled for @port.
+ *
+ * Invoked when @port is identified as a PCIe port device.  To avoid conflicts
+ * with the BIOS PCIe port native services support requires the BIOS to yield
+ * control of these services to the kernel.  The mask of services that the BIOS
+ * allows to be enabled for @port is written to @srv_mask.
+ *
+ * NOTE: It turns out that we cannot do that for individual port services
+ * separately, because that would make some systems work incorrectly.
+ */
+int pcie_port_acpi_setup(struct pci_dev *port, int *srv_mask)
+{
+        acpi_status status;
+        acpi_handle handle;
+        u32 flags;
+
+        if (acpi_pci_disabled)
+                return 0;
+
+        handle = acpi_find_root_bridge_handle(port);
+        if (!handle)
+                return -EINVAL;
+
+        flags = OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL
+                | OSC_PCI_EXPRESS_NATIVE_HP_CONTROL
+                | OSC_PCI_EXPRESS_PME_CONTROL;
+
+        if (pci_aer_available()) {
+                if (pcie_aer_get_firmware_first(port))
+                        dev_dbg(&port->dev, "PCIe errors handled by BIOS.\n");
+                else
+                        flags |= OSC_PCI_EXPRESS_AER_CONTROL;
+        }
+
+        status = acpi_pci_osc_control_set(handle, &flags,
+                                        OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
+        if (ACPI_FAILURE(status)) {
+                dev_dbg(&port->dev, "ACPI _OSC request failed (code %d)\n",
+                        status);
+                return -ENODEV;
+        }
+
+        dev_info(&port->dev, "ACPI _OSC control granted for 0x%02x\n", flags);
+
+        *srv_mask = PCIE_PORT_SERVICE_VC;
+        if (flags & OSC_PCI_EXPRESS_NATIVE_HP_CONTROL)
+                *srv_mask |= PCIE_PORT_SERVICE_HP;
+        if (flags & OSC_PCI_EXPRESS_PME_CONTROL)
+                *srv_mask |= PCIE_PORT_SERVICE_PME;
+        if (flags & OSC_PCI_EXPRESS_AER_CONTROL)
+                *srv_mask |= PCIE_PORT_SERVICE_AER;
+
+        return 0;
+}
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index e73effbe402c..a9c222d79ebc 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -14,6 +14,8 @@
 #include <linux/string.h>
 #include <linux/slab.h>
 #include <linux/pcieport_if.h>
+#include <linux/aer.h>
+#include <linux/pci-aspm.h>
 
 #include "../pci.h"
 #include "portdrv.h"
@@ -236,24 +238,64 @@ static int get_port_device_capability(struct pci_dev *dev)
         int services = 0, pos;
         u16 reg16;
         u32 reg32;
+        int cap_mask;
+        int err;
+
+        err = pcie_port_platform_notify(dev, &cap_mask);
+        if (pcie_ports_auto) {
+                if (err) {
+                        pcie_no_aspm();
+                        return 0;
+                }
+        } else {
+                cap_mask = PCIE_PORT_SERVICE_PME | PCIE_PORT_SERVICE_HP
+                                | PCIE_PORT_SERVICE_VC;
+                if (pci_aer_available())
+                        cap_mask |= PCIE_PORT_SERVICE_AER;
+        }
 
         pos = pci_pcie_cap(dev);
         pci_read_config_word(dev, pos + PCI_EXP_FLAGS, &reg16);
         /* Hot-Plug Capable */
-        if (reg16 & PCI_EXP_FLAGS_SLOT) {
+        if ((cap_mask & PCIE_PORT_SERVICE_HP) && (reg16 & PCI_EXP_FLAGS_SLOT)) {
                 pci_read_config_dword(dev, pos + PCI_EXP_SLTCAP, &reg32);
-                if (reg32 & PCI_EXP_SLTCAP_HPC)
+                if (reg32 & PCI_EXP_SLTCAP_HPC) {
                         services |= PCIE_PORT_SERVICE_HP;
+                        /*
+                         * Disable hot-plug interrupts in case they have been
+                         * enabled by the BIOS and the hot-plug service driver
+                         * is not loaded.
+                         */
+                        pos += PCI_EXP_SLTCTL;
+                        pci_read_config_word(dev, pos, &reg16);
+                        reg16 &= ~(PCI_EXP_SLTCTL_CCIE | PCI_EXP_SLTCTL_HPIE);
+                        pci_write_config_word(dev, pos, reg16);
+                }
         }
         /* AER capable */
-        if (pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR))
+        if ((cap_mask & PCIE_PORT_SERVICE_AER)
+            && pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR)) {
                 services |= PCIE_PORT_SERVICE_AER;
+                /*
+                 * Disable AER on this port in case it's been enabled by the
+                 * BIOS (the AER service driver will enable it when necessary).
+                 */
+                pci_disable_pcie_error_reporting(dev);
+        }
         /* VC support */
         if (pci_find_ext_capability(dev, PCI_EXT_CAP_ID_VC))
                 services |= PCIE_PORT_SERVICE_VC;
         /* Root ports are capable of generating PME too */
-        if (dev->pcie_type == PCI_EXP_TYPE_ROOT_PORT)
+        if ((cap_mask & PCIE_PORT_SERVICE_PME)
+            && dev->pcie_type == PCI_EXP_TYPE_ROOT_PORT) {
                 services |= PCIE_PORT_SERVICE_PME;
+                /*
+                 * Disable PME interrupt on this port in case it's been enabled
+                 * by the BIOS (the PME service driver will enable it when
+                 * necessary).
+                 */
+                pcie_pme_interrupt_enable(dev, false);
+        }
 
         return services;
 }
@@ -494,6 +536,9 @@ static void pcie_port_shutdown_service(struct device *dev) {}
  */
 int pcie_port_service_register(struct pcie_port_service_driver *new)
 {
+        if (pcie_ports_disabled)
+                return -ENODEV;
+
         new->driver.name = (char *)new->name;
         new->driver.bus = &pcie_port_bus_type;
         new->driver.probe = pcie_port_probe_service;
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 3debed25e46b..f9033e190fb6 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -15,6 +15,7 @@
 #include <linux/pcieport_if.h>
 #include <linux/aer.h>
 #include <linux/dmi.h>
+#include <linux/pci-aspm.h>
 
 #include "portdrv.h"
 #include "aer/aerdrv.h"
@@ -29,6 +30,31 @@ MODULE_AUTHOR(DRIVER_AUTHOR);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
 
+/* If this switch is set, PCIe port native services should not be enabled. */
+bool pcie_ports_disabled;
+
+/*
+ * If this switch is set, ACPI _OSC will be used to determine whether or not to
+ * enable PCIe port native services.
+ */
+bool pcie_ports_auto = true;
+
+static int __init pcie_port_setup(char *str)
+{
+        if (!strncmp(str, "compat", 6)) {
+                pcie_ports_disabled = true;
+        } else if (!strncmp(str, "native", 6)) {
+                pcie_ports_disabled = false;
+                pcie_ports_auto = false;
+        } else if (!strncmp(str, "auto", 4)) {
+                pcie_ports_disabled = false;
+                pcie_ports_auto = true;
+        }
+
+        return 1;
+}
+__setup("pcie_ports=", pcie_port_setup);
+
 /* global data */
 
 static int pcie_portdrv_restore_config(struct pci_dev *dev)
@@ -301,6 +327,11 @@ static int __init pcie_portdrv_init(void)
 {
         int retval;
 
+        if (pcie_ports_disabled) {
+                pcie_no_aspm();
+                return -EACCES;
+        }
+
         dmi_check_system(pcie_portdrv_dmi_table);
 
         retval = pcie_port_bus_register();
@@ -315,11 +346,4 @@ static int __init pcie_portdrv_init(void)
         return retval;
 }
 
-static void __exit pcie_portdrv_exit(void)
-{
-        pci_unregister_driver(&pcie_portdriver);
-        pcie_port_bus_unregister();
-}
-
 module_init(pcie_portdrv_init);
-module_exit(pcie_portdrv_exit);
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 89ed181cd90c..857ae01734a6 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -163,6 +163,26 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC,	PCI_DEVICE_ID_NEC_CBUS_2,	quirk_isa_d
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC,      PCI_DEVICE_ID_NEC_CBUS_3,       quirk_isa_dma_hangs);
 
 /*
+ * Intel NM10 "TigerPoint" LPC PM1a_STS.BM_STS must be clear
+ * for some HT machines to use C4 w/o hanging.
+ */
+static void __devinit quirk_tigerpoint_bm_sts(struct pci_dev *dev)
+{
+        u32 pmbase;
+        u16 pm1a;
+
+        pci_read_config_dword(dev, 0x40, &pmbase);
+        pmbase = pmbase & 0xff80;
+        pm1a = inw(pmbase);
+
+        if (pm1a & 0x10) {
+                dev_info(&dev->dev, FW_BUG "TigerPoint LPC.BM_STS cleared\n");
+                outw(0x10, pmbase);
+        }
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TGP_LPC, quirk_tigerpoint_bm_sts);
+
+/*
  *      Chipsets where PCI->PCI transfers vanish or hang
  */
 static void __devinit quirk_nopcipci(struct pci_dev *dev)
diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c
index 659eaa0fc48f..968cfea04f74 100644
--- a/drivers/pci/slot.c
+++ b/drivers/pci/slot.c
@@ -49,7 +49,7 @@ static ssize_t address_read_file(struct pci_slot *slot, char *buf)
 }
 
 /* these strings match up with the values in pci_bus_speed */
-static char *pci_bus_speed_strings[] = {
+static const char *pci_bus_speed_strings[] = {
         "33 MHz PCI",           /* 0x00 */
         "66 MHz PCI",           /* 0x01 */
         "66 MHz PCI-X",         /* 0x02 */
diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c
index 54aa1c238cb3..9ba4dade69a4 100644
--- a/drivers/pcmcia/pcmcia_resource.c
+++ b/drivers/pcmcia/pcmcia_resource.c
@@ -163,7 +163,7 @@ static int pcmcia_access_config(struct pcmcia_device *p_dev,
         c = p_dev->function_config;
 
         if (!(c->state & CONFIG_LOCKED)) {
-                dev_dbg(&s->dev, "Configuration isnt't locked\n");
+                dev_dbg(&p_dev->dev, "Configuration isnt't locked\n");
                 mutex_unlock(&s->ops_mutex);
                 return -EACCES;
         }
@@ -220,7 +220,7 @@ int pcmcia_map_mem_page(struct pcmcia_device *p_dev, window_handle_t wh,
         s->win[w].card_start = offset;
         ret = s->ops->set_mem_map(s, &s->win[w]);
         if (ret)
-                dev_warn(&s->dev, "failed to set_mem_map\n");
+                dev_warn(&p_dev->dev, "failed to set_mem_map\n");
         mutex_unlock(&s->ops_mutex);
         return ret;
 } /* pcmcia_map_mem_page */
@@ -244,18 +244,18 @@ int pcmcia_modify_configuration(struct pcmcia_device *p_dev,
         c = p_dev->function_config;
 
         if (!(s->state & SOCKET_PRESENT)) {
-                dev_dbg(&s->dev, "No card present\n");
+                dev_dbg(&p_dev->dev, "No card present\n");
                 ret = -ENODEV;
                 goto unlock;
         }
         if (!(c->state & CONFIG_LOCKED)) {
-                dev_dbg(&s->dev, "Configuration isnt't locked\n");
+                dev_dbg(&p_dev->dev, "Configuration isnt't locked\n");
                 ret = -EACCES;
                 goto unlock;
         }
 
         if (mod->Attributes & (CONF_IRQ_CHANGE_VALID | CONF_VCC_CHANGE_VALID)) {
-                dev_dbg(&s->dev,
+                dev_dbg(&p_dev->dev,
                         "changing Vcc or IRQ is not allowed at this time\n");
                 ret = -EINVAL;
                 goto unlock;
@@ -265,20 +265,22 @@ int pcmcia_modify_configuration(struct pcmcia_device *p_dev,
         if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) &&
             (mod->Attributes & CONF_VPP2_CHANGE_VALID)) {
                 if (mod->Vpp1 != mod->Vpp2) {
-                        dev_dbg(&s->dev, "Vpp1 and Vpp2 must be the same\n");
+                        dev_dbg(&p_dev->dev,
+                                "Vpp1 and Vpp2 must be the same\n");
                         ret = -EINVAL;
                         goto unlock;
                 }
                 s->socket.Vpp = mod->Vpp1;
                 if (s->ops->set_socket(s, &s->socket)) {
-                        dev_printk(KERN_WARNING, &s->dev,
+                        dev_printk(KERN_WARNING, &p_dev->dev,
                                    "Unable to set VPP\n");
                         ret = -EIO;
                         goto unlock;
                 }
         } else if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) ||
                    (mod->Attributes & CONF_VPP2_CHANGE_VALID)) {
-                dev_dbg(&s->dev, "changing Vcc is not allowed at this time\n");
+                dev_dbg(&p_dev->dev,
+                        "changing Vcc is not allowed at this time\n");
                 ret = -EINVAL;
                 goto unlock;
         }
@@ -401,7 +403,7 @@ int pcmcia_release_window(struct pcmcia_device *p_dev, struct resource *res)
         win = &s->win[w];
 
         if (!(p_dev->_win & CLIENT_WIN_REQ(w))) {
-                dev_dbg(&s->dev, "not releasing unknown window\n");
+                dev_dbg(&p_dev->dev, "not releasing unknown window\n");
                 mutex_unlock(&s->ops_mutex);
                 return -EINVAL;
         }
@@ -439,7 +441,7 @@ int pcmcia_request_configuration(struct pcmcia_device *p_dev,
                 return -ENODEV;
 
         if (req->IntType & INT_CARDBUS) {
-                dev_dbg(&s->dev, "IntType may not be INT_CARDBUS\n");
+                dev_dbg(&p_dev->dev, "IntType may not be INT_CARDBUS\n");
                 return -EINVAL;
         }
 
@@ -447,7 +449,7 @@ int pcmcia_request_configuration(struct pcmcia_device *p_dev,
         c = p_dev->function_config;
         if (c->state & CONFIG_LOCKED) {
                 mutex_unlock(&s->ops_mutex);
-                dev_dbg(&s->dev, "Configuration is locked\n");
+                dev_dbg(&p_dev->dev, "Configuration is locked\n");
                 return -EACCES;
         }
 
@@ -455,7 +457,7 @@ int pcmcia_request_configuration(struct pcmcia_device *p_dev,
         s->socket.Vpp = req->Vpp;
         if (s->ops->set_socket(s, &s->socket)) {
                 mutex_unlock(&s->ops_mutex);
-                dev_printk(KERN_WARNING, &s->dev,
+                dev_printk(KERN_WARNING, &p_dev->dev,
                            "Unable to set socket state\n");
                 return -EINVAL;
         }
@@ -569,19 +571,20 @@ int pcmcia_request_io(struct pcmcia_device *p_dev)
         int ret = -EINVAL;
 
         mutex_lock(&s->ops_mutex);
-        dev_dbg(&s->dev, "pcmcia_request_io: %pR , %pR", &c->io[0], &c->io[1]);
+        dev_dbg(&p_dev->dev, "pcmcia_request_io: %pR , %pR",
+                &c->io[0], &c->io[1]);
 
         if (!(s->state & SOCKET_PRESENT)) {
-                dev_dbg(&s->dev, "pcmcia_request_io: No card present\n");
+                dev_dbg(&p_dev->dev, "pcmcia_request_io: No card present\n");
                 goto out;
         }
 
         if (c->state & CONFIG_LOCKED) {
-                dev_dbg(&s->dev, "Configuration is locked\n");
+                dev_dbg(&p_dev->dev, "Configuration is locked\n");
                 goto out;
         }
         if (c->state & CONFIG_IO_REQ) {
-                dev_dbg(&s->dev, "IO already configured\n");
+                dev_dbg(&p_dev->dev, "IO already configured\n");
                 goto out;
         }
 
@@ -592,7 +595,13 @@ int pcmcia_request_io(struct pcmcia_device *p_dev)
         if (c->io[1].end) {
                 ret = alloc_io_space(s, &c->io[1], p_dev->io_lines);
                 if (ret) {
+                        struct resource tmp = c->io[0];
+                        /* release the previously allocated resource */
                         release_io_space(s, &c->io[0]);
+                        /* but preserve the settings, for they worked... */
+                        c->io[0].end = resource_size(&tmp);
+                        c->io[0].start = tmp.start;
+                        c->io[0].flags = tmp.flags;
                         goto out;
                 }
         } else
@@ -601,7 +610,7 @@ int pcmcia_request_io(struct pcmcia_device *p_dev)
         c->state |= CONFIG_IO_REQ;
         p_dev->_io = 1;
 
-        dev_dbg(&s->dev, "pcmcia_request_io succeeded: %pR , %pR",
+        dev_dbg(&p_dev->dev, "pcmcia_request_io succeeded: %pR , %pR",
                 &c->io[0], &c->io[1]);
 out:
         mutex_unlock(&s->ops_mutex);
@@ -800,7 +809,7 @@ int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req, window_ha
         int w;
 
         if (!(s->state & SOCKET_PRESENT)) {
-                dev_dbg(&s->dev, "No card present\n");
+                dev_dbg(&p_dev->dev, "No card present\n");
                 return -ENODEV;
         }
 
@@ -809,12 +818,12 @@ int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req, window_ha
                 req->Size = s->map_size;
         align = (s->features & SS_CAP_MEM_ALIGN) ? req->Size : s->map_size;
         if (req->Size & (s->map_size-1)) {
-                dev_dbg(&s->dev, "invalid map size\n");
+                dev_dbg(&p_dev->dev, "invalid map size\n");
                 return -EINVAL;
         }
         if ((req->Base && (s->features & SS_CAP_STATIC_MAP)) ||
             (req->Base & (align-1))) {
-                dev_dbg(&s->dev, "invalid base address\n");
+                dev_dbg(&p_dev->dev, "invalid base address\n");
                 return -EINVAL;
         }
         if (req->Base)
@@ -826,7 +835,7 @@ int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req, window_ha
                 if (!(s->state & SOCKET_WIN_REQ(w)))
                         break;
         if (w == MAX_WIN) {
-                dev_dbg(&s->dev, "all windows are used already\n");
+                dev_dbg(&p_dev->dev, "all windows are used already\n");
                 mutex_unlock(&s->ops_mutex);
                 return -EINVAL;
         }
@@ -837,7 +846,7 @@ int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req, window_ha
                 win->res = pcmcia_find_mem_region(req->Base, req->Size, align,
                                                 0, s);
                 if (!win->res) {
-                        dev_dbg(&s->dev, "allocating mem region failed\n");
+                        dev_dbg(&p_dev->dev, "allocating mem region failed\n");
                         mutex_unlock(&s->ops_mutex);
                         return -EINVAL;
                 }
@@ -851,7 +860,7 @@ int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req, window_ha
         win->card_start = 0;
 
         if (s->ops->set_mem_map(s, win) != 0) {
-                dev_dbg(&s->dev, "failed to set memory mapping\n");
+                dev_dbg(&p_dev->dev, "failed to set memory mapping\n");
                 mutex_unlock(&s->ops_mutex);
                 return -EIO;
         }
@@ -874,7 +883,7 @@ int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req, window_ha
         if (win->res)
                 request_resource(&iomem_resource, res);
 
-        dev_dbg(&s->dev, "request_window results in %pR\n", res);
+        dev_dbg(&p_dev->dev, "request_window results in %pR\n", res);
 
         mutex_unlock(&s->ops_mutex);
         *wh = res;
diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c
index b8a869af0f44..deef6656ab7b 100644
--- a/drivers/pcmcia/pd6729.c
+++ b/drivers/pcmcia/pd6729.c
@@ -646,7 +646,7 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev,
         if (!pci_resource_start(dev, 0)) {
                 dev_warn(&dev->dev, "refusing to load the driver as the "
                         "io_base is NULL.\n");
-                goto err_out_free_mem;
+                goto err_out_disable;
         }
 
         dev_info(&dev->dev, "Cirrus PD6729 PCI to PCMCIA Bridge at 0x%llx "
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index e35ed128bdef..2d61186ad5a2 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -3093,7 +3093,8 @@ static const struct tpacpi_quirk tpacpi_hotkey_qtable[] __initconst = {
         TPACPI_Q_IBM('1', 'D', TPACPI_HK_Q_INIMASK), /* X22, X23, X24 */
 };
 
-typedef u16 tpacpi_keymap_t[TPACPI_HOTKEY_MAP_LEN];
+typedef u16 tpacpi_keymap_entry_t;
+typedef tpacpi_keymap_entry_t tpacpi_keymap_t[TPACPI_HOTKEY_MAP_LEN];
 
 static int __init hotkey_init(struct ibm_init_struct *iibm)
 {
@@ -3230,7 +3231,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
         };
 
 #define TPACPI_HOTKEY_MAP_SIZE          sizeof(tpacpi_keymap_t)
-#define TPACPI_HOTKEY_MAP_TYPESIZE      sizeof(tpacpi_keymap_t[0])
+#define TPACPI_HOTKEY_MAP_TYPESIZE      sizeof(tpacpi_keymap_entry_t)
 
         int res, i;
         int status;
diff --git a/drivers/power/apm_power.c b/drivers/power/apm_power.c
index 936bae560fa1..dc628cb2e762 100644
--- a/drivers/power/apm_power.c
+++ b/drivers/power/apm_power.c
@@ -233,6 +233,7 @@ static int calculate_capacity(enum apm_source source)
                 empty_design_prop = POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN;
                 now_prop = POWER_SUPPLY_PROP_ENERGY_NOW;
                 avg_prop = POWER_SUPPLY_PROP_ENERGY_AVG;
+                break;
         case SOURCE_VOLTAGE:
                 full_prop = POWER_SUPPLY_PROP_VOLTAGE_MAX;
                 empty_prop = POWER_SUPPLY_PROP_VOLTAGE_MIN;
diff --git a/drivers/power/intel_mid_battery.c b/drivers/power/intel_mid_battery.c
index c61ffec2ff10..2a10cd361181 100644
--- a/drivers/power/intel_mid_battery.c
+++ b/drivers/power/intel_mid_battery.c
@@ -185,8 +185,8 @@ static int pmic_scu_ipc_battery_property_get(struct battery_property *prop)
 {
         u32 data[3];
         u8 *p = (u8 *)&data[1];
-        int err = intel_scu_ipc_command(IPC_CMD_BATTERY_PROPERTY,
-                                IPCMSG_BATTERY, NULL, 0, data, 3);
+        int err = intel_scu_ipc_command(IPCMSG_BATTERY,
+                                IPC_CMD_BATTERY_PROPERTY, NULL, 0, data, 3);
 
         prop->capacity = data[0];
         prop->crnt = *p++;
@@ -207,7 +207,7 @@ static int pmic_scu_ipc_battery_property_get(struct battery_property *prop)
 
 static int pmic_scu_ipc_set_charger(int charger)
 {
-        return intel_scu_ipc_simple_command(charger, IPCMSG_BATTERY);
+        return intel_scu_ipc_simple_command(IPCMSG_BATTERY, charger);
 }
 
 /**
diff --git a/drivers/regulator/88pm8607.c b/drivers/regulator/88pm8607.c
index 7d149a8d8d9b..2ce2eb71d0f5 100644
--- a/drivers/regulator/88pm8607.c
+++ b/drivers/regulator/88pm8607.c
@@ -215,7 +215,7 @@ static int pm8607_list_voltage(struct regulator_dev *rdev, unsigned index)
         struct pm8607_regulator_info *info = rdev_get_drvdata(rdev);
         int ret = -EINVAL;
 
-        if (info->vol_table && (index < (2 << info->vol_nbits))) {
+        if (info->vol_table && (index < (1 << info->vol_nbits))) {
                 ret = info->vol_table[index];
                 if (info->slope_double)
                         ret <<= 1;
@@ -233,7 +233,7 @@ static int choose_voltage(struct regulator_dev *rdev, int min_uV, int max_uV)
                 max_uV = max_uV >> 1;
         }
         if (info->vol_table) {
-                for (i = 0; i < (2 << info->vol_nbits); i++) {
+                for (i = 0; i < (1 << info->vol_nbits); i++) {
                         if (!info->vol_table[i])
                                 break;
                         if ((min_uV <= info->vol_table[i])
diff --git a/drivers/regulator/ab3100.c b/drivers/regulator/ab3100.c
index 11790990277a..b349266a43de 100644
--- a/drivers/regulator/ab3100.c
+++ b/drivers/regulator/ab3100.c
@@ -634,12 +634,9 @@ static int __devinit ab3100_regulators_probe(struct platform_device *pdev)
                                 "%s: failed to register regulator %s err %d\n",
                                 __func__, ab3100_regulator_desc[i].name,
                                 err);
-                        i--;
                         /* remove the already registered regulators */
-                        while (i > 0) {
+                        while (--i >= 0)
                                 regulator_unregister(ab3100_regulators[i].rdev);
-                                i--;
-                        }
                         return err;
                 }
 
diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c
index dc3f1a491675..28c7ae67cec9 100644
--- a/drivers/regulator/ab8500.c
+++ b/drivers/regulator/ab8500.c
@@ -157,7 +157,7 @@ static int ab8500_list_voltage(struct regulator_dev *rdev, unsigned selector)
         if (info->fixed_uV)
                 return info->fixed_uV;
 
-        if (selector > info->voltages_len)
+        if (selector >= info->voltages_len)
                 return -EINVAL;
 
         return info->supported_voltages[selector];
@@ -344,13 +344,14 @@ static inline struct ab8500_regulator_info *find_regulator_info(int id)
 static __devinit int ab8500_regulator_probe(struct platform_device *pdev)
 {
         struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent);
-        struct ab8500_platform_data *pdata = dev_get_platdata(ab8500->dev);
+        struct ab8500_platform_data *pdata;
         int i, err;
 
         if (!ab8500) {
                 dev_err(&pdev->dev, "null mfd parent\n");
                 return -EINVAL;
         }
+        pdata = dev_get_platdata(ab8500->dev);
 
         /* register all regulators */
         for (i = 0; i < ARRAY_SIZE(ab8500_regulator_info); i++) {
@@ -368,11 +369,9 @@ static __devinit int ab8500_regulator_probe(struct platform_device *pdev)
                         dev_err(&pdev->dev, "failed to register regulator %s\n",
                                         info->desc.name);
                         /* when we fail, un-register all earlier regulators */
-                        i--;
-                        while (i > 0) {
+                        while (--i >= 0) {
                                 info = &ab8500_regulator_info[i];
                                 regulator_unregister(info->regulator);
-                                i--;
                         }
                         return err;
                 }
diff --git a/drivers/regulator/ad5398.c b/drivers/regulator/ad5398.c
index d59d2f2314af..df1fb53c09d2 100644
--- a/drivers/regulator/ad5398.c
+++ b/drivers/regulator/ad5398.c
@@ -25,7 +25,7 @@ struct ad5398_chip_info {
         unsigned int current_level;
         unsigned int current_mask;
         unsigned int current_offset;
-        struct regulator_dev rdev;
+        struct regulator_dev *rdev;
 };
 
 static int ad5398_calc_current(struct ad5398_chip_info *chip,
@@ -211,7 +211,6 @@ MODULE_DEVICE_TABLE(i2c, ad5398_id);
 static int __devinit ad5398_probe(struct i2c_client *client,
                                 const struct i2c_device_id *id)
 {
-        struct regulator_dev *rdev;
         struct regulator_init_data *init_data = client->dev.platform_data;
         struct ad5398_chip_info *chip;
         const struct ad5398_current_data_format *df =
@@ -233,9 +232,10 @@ static int __devinit ad5398_probe(struct i2c_client *client,
         chip->current_offset = df->current_offset;
         chip->current_mask = (chip->current_level - 1) << chip->current_offset;
 
-        rdev = regulator_register(&ad5398_reg, &client->dev, init_data, chip);
-        if (IS_ERR(rdev)) {
-                ret = PTR_ERR(rdev);
+        chip->rdev = regulator_register(&ad5398_reg, &client->dev,
+                                        init_data, chip);
+        if (IS_ERR(chip->rdev)) {
+                ret = PTR_ERR(chip->rdev);
                 dev_err(&client->dev, "failed to register %s %s\n",
                         id->name, ad5398_reg.name);
                 goto err;
@@ -254,7 +254,7 @@ static int __devexit ad5398_remove(struct i2c_client *client)
 {
         struct ad5398_chip_info *chip = i2c_get_clientdata(client);
 
-        regulator_unregister(&chip->rdev);
+        regulator_unregister(chip->rdev);
         kfree(chip);
         i2c_set_clientdata(client, NULL);
 
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 422a709d271d..cc8b337b9119 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -700,7 +700,7 @@ static void print_constraints(struct regulator_dev *rdev)
             constraints->min_uA != constraints->max_uA) {
                 ret = _regulator_get_current_limit(rdev);
                 if (ret > 0)
-                        count += sprintf(buf + count, "at %d uA ", ret / 1000);
+                        count += sprintf(buf + count, "at %d mA ", ret / 1000);
         }
 
         if (constraints->valid_modes_mask & REGULATOR_MODE_FAST)
@@ -2302,8 +2302,10 @@ struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc,
         dev_set_name(&rdev->dev, "regulator.%d",
                      atomic_inc_return(&regulator_no) - 1);
         ret = device_register(&rdev->dev);
-        if (ret != 0)
+        if (ret != 0) {
+                put_device(&rdev->dev);
                 goto clean;
+        }
 
         dev_set_drvdata(&rdev->dev, rdev);
 
diff --git a/drivers/regulator/isl6271a-regulator.c b/drivers/regulator/isl6271a-regulator.c
index e49d2bd393f2..d61ecb885a8c 100644
--- a/drivers/regulator/isl6271a-regulator.c
+++ b/drivers/regulator/isl6271a-regulator.c
@@ -165,7 +165,7 @@ static int __devinit isl6271a_probe(struct i2c_client *i2c,
         mutex_init(&pmic->mtx);
 
         for (i = 0; i < 3; i++) {
-                pmic->rdev[i] = regulator_register(&isl_rd[0], &i2c->dev,
+                pmic->rdev[i] = regulator_register(&isl_rd[i], &i2c->dev,
                                                 init_data, pmic);
                 if (IS_ERR(pmic->rdev[i])) {
                         dev_err(&i2c->dev, "failed to register %s\n", id->name);
diff --git a/drivers/regulator/max1586.c b/drivers/regulator/max1586.c
index 8867c2710a6d..559cfa271a44 100644
--- a/drivers/regulator/max1586.c
+++ b/drivers/regulator/max1586.c
@@ -121,14 +121,14 @@ static int max1586_v6_set(struct regulator_dev *rdev, int min_uV, int max_uV)
         if (max_uV < MAX1586_V6_MIN_UV || max_uV > MAX1586_V6_MAX_UV)
                 return -EINVAL;
 
-        if (min_uV >= 3000000)
-                selector = 3;
-        if (min_uV < 3000000)
-                selector = 2;
-        if (min_uV < 2500000)
-                selector = 1;
         if (min_uV < 1800000)
                 selector = 0;
+        else if (min_uV < 2500000)
+                selector = 1;
+        else if (min_uV < 3000000)
+                selector = 2;
+        else if (min_uV >= 3000000)
+                selector = 3;
 
         if (max1586_v6_calc_voltage(selector) > max_uV)
                 return -EINVAL;
diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c
index 4520ace3f7e7..6b60a9c0366b 100644
--- a/drivers/regulator/max8649.c
+++ b/drivers/regulator/max8649.c
@@ -330,7 +330,7 @@ static int __devinit max8649_regulator_probe(struct i2c_client *client,
                 /* set external clock frequency */
                 info->extclk_freq = pdata->extclk_freq;
                 max8649_set_bits(info->i2c, MAX8649_SYNC, MAX8649_EXT_MASK,
-                                 info->extclk_freq);
+                                 info->extclk_freq << 6);
         }
 
         if (pdata->ramp_timing) {
diff --git a/drivers/regulator/max8998.c b/drivers/regulator/max8998.c
index ab67298799f9..a1baf1fbe004 100644
--- a/drivers/regulator/max8998.c
+++ b/drivers/regulator/max8998.c
@@ -549,7 +549,7 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev)
         if (!max8998)
                 return -ENOMEM;
 
-        size = sizeof(struct regulator_dev *) * (pdata->num_regulators + 1);
+        size = sizeof(struct regulator_dev *) * pdata->num_regulators;
         max8998->rdev = kzalloc(size, GFP_KERNEL);
         if (!max8998->rdev) {
                 kfree(max8998);
@@ -557,7 +557,9 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev)
         }
 
         rdev = max8998->rdev;
+        max8998->dev = &pdev->dev;
         max8998->iodev = iodev;
+        max8998->num_regulators = pdata->num_regulators;
         platform_set_drvdata(pdev, max8998);
 
         for (i = 0; i < pdata->num_regulators; i++) {
@@ -583,7 +585,7 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev)
 
         return 0;
 err:
-        for (i = 0; i <= max8998->num_regulators; i++)
+        for (i = 0; i < max8998->num_regulators; i++)
                 if (rdev[i])
                         regulator_unregister(rdev[i]);
 
@@ -599,7 +601,7 @@ static int __devexit max8998_pmic_remove(struct platform_device *pdev)
         struct regulator_dev **rdev = max8998->rdev;
         int i;
 
-        for (i = 0; i <= max8998->num_regulators; i++)
+        for (i = 0; i < max8998->num_regulators; i++)
                 if (rdev[i])
                         regulator_unregister(rdev[i]);
 
diff --git a/drivers/regulator/tps6507x-regulator.c b/drivers/regulator/tps6507x-regulator.c
index c239f42aa4a3..020f5878d7ff 100644
--- a/drivers/regulator/tps6507x-regulator.c
+++ b/drivers/regulator/tps6507x-regulator.c
@@ -626,12 +626,6 @@ fail:
         return error;
 }
 
-/**
- * tps6507x_remove - TPS6507x driver i2c remove handler
- * @client: i2c driver client device structure
- *
- * Unregister TPS driver as an i2c client device driver
- */
 static int __devexit tps6507x_pmic_remove(struct platform_device *pdev)
 {
         struct tps6507x_dev *tps6507x_dev = platform_get_drvdata(pdev);
diff --git a/drivers/regulator/tps6586x-regulator.c b/drivers/regulator/tps6586x-regulator.c
index 8cff1413a147..51237fbb1bbb 100644
--- a/drivers/regulator/tps6586x-regulator.c
+++ b/drivers/regulator/tps6586x-regulator.c
@@ -133,7 +133,7 @@ static int tps6586x_ldo_get_voltage(struct regulator_dev *rdev)
         mask = ((1 << ri->volt_nbits) - 1) << ri->volt_shift;
         val = (val & mask) >> ri->volt_shift;
 
-        if (val > ri->desc.n_voltages)
+        if (val >= ri->desc.n_voltages)
                 BUG();
 
         return ri->voltages[val] * 1000;
@@ -150,7 +150,7 @@ static int tps6586x_dvm_set_voltage(struct regulator_dev *rdev,
         if (ret)
                 return ret;
 
-        return tps6586x_set_bits(parent, ri->go_reg, ri->go_bit);
+        return tps6586x_set_bits(parent, ri->go_reg, 1 << ri->go_bit);
 }
 
 static int tps6586x_regulator_enable(struct regulator_dev *rdev)
diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c
index e686cdb61b97..9edf8f692341 100644
--- a/drivers/regulator/wm831x-ldo.c
+++ b/drivers/regulator/wm831x-ldo.c
@@ -215,8 +215,7 @@ static int wm831x_gp_ldo_set_mode(struct regulator_dev *rdev,
 
         case REGULATOR_MODE_IDLE:
                 ret = wm831x_set_bits(wm831x, ctrl_reg,
-                                      WM831X_LDO1_LP_MODE,
-                                      WM831X_LDO1_LP_MODE);
+                                      WM831X_LDO1_LP_MODE, 0);
                 if (ret < 0)
                         return ret;
 
@@ -225,10 +224,12 @@ static int wm831x_gp_ldo_set_mode(struct regulator_dev *rdev,
                                       WM831X_LDO1_ON_MODE);
                 if (ret < 0)
                         return ret;
+                break;
 
         case REGULATOR_MODE_STANDBY:
                 ret = wm831x_set_bits(wm831x, ctrl_reg,
-                                      WM831X_LDO1_LP_MODE, 0);
+                                      WM831X_LDO1_LP_MODE,
+                                      WM831X_LDO1_LP_MODE);
                 if (ret < 0)
                         return ret;
 
diff --git a/drivers/regulator/wm8350-regulator.c b/drivers/regulator/wm8350-regulator.c
index 0e6ed7db9364..fe4b8a8a9dfd 100644
--- a/drivers/regulator/wm8350-regulator.c
+++ b/drivers/regulator/wm8350-regulator.c
@@ -1129,7 +1129,7 @@ static unsigned int wm8350_dcdc_get_mode(struct regulator_dev *rdev)
                         mode = REGULATOR_MODE_NORMAL;
         } else if (!active && !sleep)
                 mode = REGULATOR_MODE_IDLE;
-        else if (!sleep)
+        else if (sleep)
                 mode = REGULATOR_MODE_STANDBY;
 
         return mode;
diff --git a/drivers/rtc/rtc-ab3100.c b/drivers/rtc/rtc-ab3100.c
index d26780ea254b..261a07e0fb24 100644
--- a/drivers/rtc/rtc-ab3100.c
+++ b/drivers/rtc/rtc-ab3100.c
@@ -235,6 +235,7 @@ static int __init ab3100_rtc_probe(struct platform_device *pdev)
                 err = PTR_ERR(rtc);
                 return err;
         }
+        platform_set_drvdata(pdev, rtc);
 
         return 0;
 }
@@ -244,6 +245,7 @@ static int __exit ab3100_rtc_remove(struct platform_device *pdev)
         struct rtc_device *rtc = platform_get_drvdata(pdev);
 
         rtc_device_unregister(rtc);
+        platform_set_drvdata(pdev, NULL);
         return 0;
 }
 
diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c
index 72b2bcc2c224..d4fb82d85e9b 100644
--- a/drivers/rtc/rtc-bfin.c
+++ b/drivers/rtc/rtc-bfin.c
@@ -426,7 +426,7 @@ static int bfin_rtc_suspend(struct platform_device *pdev, pm_message_t state)
                 enable_irq_wake(IRQ_RTC);
                 bfin_rtc_sync_pending(&pdev->dev);
         } else
-                bfin_rtc_int_clear(-1);
+                bfin_rtc_int_clear(0);
 
         return 0;
 }
@@ -435,8 +435,17 @@ static int bfin_rtc_resume(struct platform_device *pdev)
 {
         if (device_may_wakeup(&pdev->dev))
                 disable_irq_wake(IRQ_RTC);
-        else
-                bfin_write_RTC_ISTAT(-1);
+
+        /*
+         * Since only some of the RTC bits are maintained externally in the
+         * Vbat domain, we need to wait for the RTC MMRs to be synced into
+         * the core after waking up.  This happens every RTC 1HZ.  Once that
+         * has happened, we can go ahead and re-enable the important write
+         * complete interrupt event.
+         */
+        while (!(bfin_read_RTC_ISTAT() & RTC_ISTAT_SEC))
+                continue;
+        bfin_rtc_int_set(RTC_ISTAT_WRITE_COMPLETE);
 
         return 0;
 }
diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c
index 66377f3e28b8..d60557cae8ef 100644
--- a/drivers/rtc/rtc-m41t80.c
+++ b/drivers/rtc/rtc-m41t80.c
@@ -364,7 +364,7 @@ static int m41t80_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *t)
         t->time.tm_isdst = -1;
         t->enabled = !!(reg[M41T80_REG_ALARM_MON] & M41T80_ALMON_AFE);
         t->pending = !!(reg[M41T80_REG_FLAGS] & M41T80_FLAGS_AF);
-        return rtc_valid_tm(t);
+        return 0;
 }
 
 static struct rtc_class_ops m41t80_rtc_ops = {
diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c
index 6c418fe7f288..b7a6690e5b35 100644
--- a/drivers/rtc/rtc-pl031.c
+++ b/drivers/rtc/rtc-pl031.c
@@ -403,7 +403,7 @@ static int pl031_probe(struct amba_device *adev, struct amba_id *id)
         }
 
         if (request_irq(adev->irq[0], pl031_interrupt,
-                        IRQF_DISABLED | IRQF_SHARED, "rtc-pl031", ldata)) {
+                        IRQF_DISABLED, "rtc-pl031", ldata)) {
                 ret = -EIO;
                 goto out_no_irq;
         }
diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c
index a0d3ec89d412..f57a87f4ae96 100644
--- a/drivers/rtc/rtc-s3c.c
+++ b/drivers/rtc/rtc-s3c.c
@@ -310,11 +310,6 @@ static int s3c_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
 
         s3c_rtc_setaie(alrm->enabled);
 
-        if (alrm->enabled)
-                enable_irq_wake(s3c_rtc_alarmno);
-        else
-                disable_irq_wake(s3c_rtc_alarmno);
-
         return 0;
 }
 
@@ -587,6 +582,10 @@ static int s3c_rtc_suspend(struct platform_device *pdev, pm_message_t state)
                 ticnt_en_save &= S3C64XX_RTCCON_TICEN;
         }
         s3c_rtc_enable(pdev, 0);
+
+        if (device_may_wakeup(&pdev->dev))
+                enable_irq_wake(s3c_rtc_alarmno);
+
         return 0;
 }
 
@@ -600,6 +599,10 @@ static int s3c_rtc_resume(struct platform_device *pdev)
                 tmp = readb(s3c_rtc_base + S3C2410_RTCCON);
                 writeb(tmp | ticnt_en_save, s3c_rtc_base + S3C2410_RTCCON);
         }
+
+        if (device_may_wakeup(&pdev->dev))
+                disable_irq_wake(s3c_rtc_alarmno);
+
         return 0;
 }
 #else
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index b7de02525ec9..85cf607fc78f 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -217,8 +217,7 @@ tapeblock_setup_device(struct tape_device * device)
         if (!blkdat->request_queue)
                 return -ENOMEM;
 
-        elevator_exit(blkdat->request_queue->elevator);
-        rc = elevator_init(blkdat->request_queue, "noop");
+        rc = elevator_change(blkdat->request_queue, "noop");
         if (rc)
                 goto cleanup_queue;
 
diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c
index 6edf20b62de5..2c7d2d9be4d0 100644
--- a/drivers/s390/net/ctcm_main.c
+++ b/drivers/s390/net/ctcm_main.c
@@ -1154,7 +1154,7 @@ static struct net_device *ctcm_init_netdevice(struct ctcm_priv *priv)
                                 dev_fsm, dev_fsm_len, GFP_KERNEL);
         if (priv->fsm == NULL) {
                 CTCMY_DBF_DEV(SETUP, dev, "init_fsm error");
-                kfree(dev);
+                free_netdev(dev);
                 return NULL;
         }
         fsm_newstate(priv->fsm, DEV_STATE_STOPPED);
@@ -1165,7 +1165,7 @@ static struct net_device *ctcm_init_netdevice(struct ctcm_priv *priv)
                 grp = ctcmpc_init_mpc_group(priv);
                 if (grp == NULL) {
                         MPC_DBF_DEV(SETUP, dev, "init_mpc_group error");
-                        kfree(dev);
+                        free_netdev(dev);
                         return NULL;
                 }
                 tasklet_init(&grp->mpc_tasklet2,
diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c
index 7d4d2275573c..7f11f3e48e12 100644
--- a/drivers/scsi/be2iscsi/be_iscsi.c
+++ b/drivers/scsi/be2iscsi/be_iscsi.c
@@ -300,8 +300,7 @@ int beiscsi_get_host_param(struct Scsi_Host *shost,
                            enum iscsi_host_param param, char *buf)
 {
         struct beiscsi_hba *phba = (struct beiscsi_hba *)iscsi_host_priv(shost);
-        int len = 0;
-        int status;
+        int status = 0;
 
         SE_DEBUG(DBG_LVL_8, "In beiscsi_get_host_param, param= %d\n", param);
         switch (param) {
@@ -315,7 +314,7 @@ int beiscsi_get_host_param(struct Scsi_Host *shost,
         default:
                 return iscsi_host_get_param(shost, param, buf);
         }
-        return len;
+        return status;
 }
 
 int beiscsi_get_macaddr(char *buf, struct beiscsi_hba *phba)
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
index 26350e470bcc..877324fc594c 100644
--- a/drivers/scsi/be2iscsi/be_mgmt.c
+++ b/drivers/scsi/be2iscsi/be_mgmt.c
@@ -368,7 +368,7 @@ int mgmt_open_connection(struct beiscsi_hba *phba,
         memset(req, 0, sizeof(*req));
         wrb->tag0 |= tag;
 
-        be_wrb_hdr_prepare(wrb, sizeof(*req), true, 1);
+        be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
         be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
                            OPCODE_COMMON_ISCSI_TCP_CONNECT_AND_OFFLOAD,
                            sizeof(*req));
diff --git a/drivers/scsi/constants.c b/drivers/scsi/constants.c
index cd05e049d5f6..d0c82340f0e2 100644
--- a/drivers/scsi/constants.c
+++ b/drivers/scsi/constants.c
@@ -1404,13 +1404,13 @@ void scsi_print_sense(char *name, struct scsi_cmnd *cmd)
 {
         struct scsi_sense_hdr sshdr;
 
-        scmd_printk(KERN_INFO, cmd, "");
+        scmd_printk(KERN_INFO, cmd, " ");
         scsi_decode_sense_buffer(cmd->sense_buffer, SCSI_SENSE_BUFFERSIZE,
                                  &sshdr);
         scsi_show_sense_hdr(&sshdr);
         scsi_decode_sense_extras(cmd->sense_buffer, SCSI_SENSE_BUFFERSIZE,
                                  &sshdr);
-        scmd_printk(KERN_INFO, cmd, "");
+        scmd_printk(KERN_INFO, cmd, " ");
         scsi_show_extd_sense(sshdr.asc, sshdr.ascq);
 }
 EXPORT_SYMBOL(scsi_print_sense);
@@ -1453,7 +1453,7 @@ EXPORT_SYMBOL(scsi_show_result);
 
 void scsi_print_result(struct scsi_cmnd *cmd)
 {
-        scmd_printk(KERN_INFO, cmd, "");
+        scmd_printk(KERN_INFO, cmd, " ");
         scsi_show_result(cmd->result);
 }
 EXPORT_SYMBOL(scsi_print_result);
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 4f5551b5fe53..c5d0606ad097 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -3231,6 +3231,12 @@ static __devinit int hpsa_kdump_hard_reset_controller(struct pci_dev *pdev)
         misc_fw_support = readl(&cfgtable->misc_fw_support);
         use_doorbell = misc_fw_support & MISC_FW_DOORBELL_RESET;
 
+        /* The doorbell reset seems to cause lockups on some Smart
+         * Arrays (e.g. P410, P410i, maybe others).  Until this is
+         * fixed or at least isolated, avoid the doorbell reset.
+         */
+        use_doorbell = 0;
+
         rc = hpsa_controller_hard_reset(pdev, vaddr, use_doorbell);
         if (rc)
                 goto unmap_cfgtable;
diff --git a/drivers/scsi/osd/osd_initiator.c b/drivers/scsi/osd/osd_initiator.c
index fda4de3440c4..e88bbdde49c5 100644
--- a/drivers/scsi/osd/osd_initiator.c
+++ b/drivers/scsi/osd/osd_initiator.c
@@ -865,7 +865,7 @@ void osd_req_read(struct osd_request *or,
 {
         _osd_req_encode_common(or, OSD_ACT_READ, obj, offset, len);
         WARN_ON(or->in.bio || or->in.total_bytes);
-        WARN_ON(1 == (bio->bi_rw & REQ_WRITE));
+        WARN_ON(bio->bi_rw & REQ_WRITE);
         or->in.bio = bio;
         or->in.total_bytes = len;
 }
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 420238cc794e..114bc5a81171 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1838,26 +1838,33 @@ qla24xx_vport_delete(struct fc_vport *fc_vport)
 
         qla24xx_disable_vp(vha);
 
+        vha->flags.delete_progress = 1;
+
         fc_remove_host(vha->host);
 
         scsi_remove_host(vha->host);
 
-        qla2x00_free_fcports(vha);
+        if (vha->timer_active) {
+                qla2x00_vp_stop_timer(vha);
+                DEBUG15(printk(KERN_INFO "scsi(%ld): timer for the vport[%d]"
+                " = %p has stopped\n", vha->host_no, vha->vp_idx, vha));
+        }
 
         qla24xx_deallocate_vp_id(vha);
 
+        /* No pending activities shall be there on the vha now */
+        DEBUG(msleep(random32()%10));  /* Just to see if something falls on
+                                        * the net we have placed below */
+
+        BUG_ON(atomic_read(&vha->vref_count));
+
+        qla2x00_free_fcports(vha);
+
         mutex_lock(&ha->vport_lock);
         ha->cur_vport_count--;
         clear_bit(vha->vp_idx, ha->vp_idx_map);
         mutex_unlock(&ha->vport_lock);
 
-        if (vha->timer_active) {
-                qla2x00_vp_stop_timer(vha);
-                DEBUG15(printk ("scsi(%ld): timer for the vport[%d] = %p "
-                    "has stopped\n",
-                    vha->host_no, vha->vp_idx, vha));
-        }
-
         if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
                 if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
                         qla_printk(KERN_WARNING, ha,
diff --git a/drivers/scsi/qla2xxx/qla_dbg.h b/drivers/scsi/qla2xxx/qla_dbg.h
index 6cfc28a25eb3..b74e6b5743dc 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.h
+++ b/drivers/scsi/qla2xxx/qla_dbg.h
@@ -29,8 +29,6 @@
 /* #define QL_DEBUG_LEVEL_17 */ /* Output EEH trace messages */
 /* #define QL_DEBUG_LEVEL_18 */ /* Output T10 CRC trace messages */
 
-/* #define QL_PRINTK_BUF */ /* Captures printk to buffer */
-
 /*
 * Macros use for debugging the driver.
 */
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 3a432ea0c7a3..d2a4e1530708 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2641,6 +2641,7 @@ struct qla_hw_data {
 #define MBX_UPDATE_FLASH_ACTIVE 3
 
         struct mutex vport_lock;        /* Virtual port synchronization */
+        spinlock_t vport_slock; /* order is hardware_lock, then vport_slock */
         struct completion mbx_cmd_comp; /* Serialize mbx access */
         struct completion mbx_intr_comp;  /* Used for completion notification */
         struct completion dcbx_comp;    /* For set port config notification */
@@ -2828,6 +2829,7 @@ typedef struct scsi_qla_host {
                 uint32_t        management_server_logged_in :1;
                 uint32_t        process_response_queue  :1;
                 uint32_t        difdix_supported:1;
+                uint32_t        delete_progress:1;
         } flags;
 
         atomic_t        loop_state;
@@ -2922,6 +2924,8 @@ typedef struct scsi_qla_host {
         struct req_que *req;
         int             fw_heartbeat_counter;
         int             seconds_since_last_heartbeat;
+
+        atomic_t        vref_count;
 } scsi_qla_host_t;
 
 /*
@@ -2932,6 +2936,22 @@ typedef struct scsi_qla_host {
          test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || \
          atomic_read(&ha->loop_state) == LOOP_DOWN)
 
+#define QLA_VHA_MARK_BUSY(__vha, __bail) do {                \
+        atomic_inc(&__vha->vref_count);                      \
+        mb();                                                \
+        if (__vha->flags.delete_progress) {                  \
+                atomic_dec(&__vha->vref_count);              \
+                __bail = 1;                                  \
+        } else {                                             \
+                __bail = 0;                                  \
+        }                                                    \
+} while (0)
+
+#define QLA_VHA_MARK_NOT_BUSY(__vha) do {                    \
+        atomic_dec(&__vha->vref_count);                      \
+} while (0)
+
+
 #define qla_printk(level, ha, format, arg...) \
         dev_printk(level , &((ha)->pdev->dev) , format , ## arg)
 
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index d863ed2619b5..9c383baebe27 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -69,21 +69,29 @@ qla2x00_ctx_sp_free(srb_t *sp)
 {
         struct srb_ctx *ctx = sp->ctx;
         struct srb_iocb *iocb = ctx->u.iocb_cmd;
+        struct scsi_qla_host *vha = sp->fcport->vha;
 
         del_timer_sync(&iocb->timer);
         kfree(iocb);
         kfree(ctx);
         mempool_free(sp, sp->fcport->vha->hw->srb_mempool);
+
+        QLA_VHA_MARK_NOT_BUSY(vha);
 }
 
 inline srb_t *
 qla2x00_get_ctx_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size,
     unsigned long tmo)
 {
-        srb_t *sp;
+        srb_t *sp = NULL;
         struct qla_hw_data *ha = vha->hw;
         struct srb_ctx *ctx;
         struct srb_iocb *iocb;
+        uint8_t bail;
+
+        QLA_VHA_MARK_BUSY(vha, bail);
+        if (bail)
+                return NULL;
 
         sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
         if (!sp)
@@ -116,6 +124,8 @@ qla2x00_get_ctx_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size,
         iocb->timer.function = qla2x00_ctx_sp_timeout;
         add_timer(&iocb->timer);
 done:
+        if (!sp)
+                QLA_VHA_MARK_NOT_BUSY(vha);
         return sp;
 }
 
@@ -1777,11 +1787,15 @@ qla2x00_init_rings(scsi_qla_host_t *vha)
                 qla2x00_init_response_q_entries(rsp);
         }
 
+        spin_lock_irqsave(&ha->vport_slock, flags);
         /* Clear RSCN queue. */
         list_for_each_entry(vp, &ha->vp_list, list) {
                 vp->rscn_in_ptr = 0;
                 vp->rscn_out_ptr = 0;
         }
+
+        spin_unlock_irqrestore(&ha->vport_slock, flags);
+
         ha->isp_ops->config_rings(vha);
 
         spin_unlock_irqrestore(&ha->hardware_lock, flags);
@@ -3218,12 +3232,17 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
                 /* Bypass virtual ports of the same host. */
                 found = 0;
                 if (ha->num_vhosts) {
+                        unsigned long flags;
+
+                        spin_lock_irqsave(&ha->vport_slock, flags);
                         list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
                                 if (new_fcport->d_id.b24 == vp->d_id.b24) {
                                         found = 1;
                                         break;
                                 }
                         }
+                        spin_unlock_irqrestore(&ha->vport_slock, flags);
+
                         if (found)
                                 continue;
                 }
@@ -3343,6 +3362,7 @@ qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
         struct qla_hw_data *ha = vha->hw;
         struct scsi_qla_host *vp;
         struct scsi_qla_host *tvp;
+        unsigned long flags = 0;
 
         rval = QLA_SUCCESS;
 
@@ -3367,6 +3387,8 @@ qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
                 /* Check for loop ID being already in use. */
                 found = 0;
                 fcport = NULL;
+
+                spin_lock_irqsave(&ha->vport_slock, flags);
                 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
                         list_for_each_entry(fcport, &vp->vp_fcports, list) {
                                 if (fcport->loop_id == dev->loop_id &&
@@ -3379,6 +3401,7 @@ qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
                         if (found)
                                 break;
                 }
+                spin_unlock_irqrestore(&ha->vport_slock, flags);
 
                 /* If not in use then it is free to use. */
                 if (!found) {
@@ -3791,14 +3814,27 @@ void
 qla2x00_update_fcports(scsi_qla_host_t *base_vha)
 {
         fc_port_t *fcport;
-        struct scsi_qla_host *tvp, *vha;
+        struct scsi_qla_host *vha;
+        struct qla_hw_data *ha = base_vha->hw;
+        unsigned long flags;
 
+        spin_lock_irqsave(&ha->vport_slock, flags);
         /* Go with deferred removal of rport references. */
-        list_for_each_entry_safe(vha, tvp, &base_vha->hw->vp_list, list)
-                list_for_each_entry(fcport, &vha->vp_fcports, list)
+        list_for_each_entry(vha, &base_vha->hw->vp_list, list) {
+                atomic_inc(&vha->vref_count);
+                list_for_each_entry(fcport, &vha->vp_fcports, list) {
                         if (fcport && fcport->drport &&
-                            atomic_read(&fcport->state) != FCS_UNCONFIGURED)
+                            atomic_read(&fcport->state) != FCS_UNCONFIGURED) {
+                                spin_unlock_irqrestore(&ha->vport_slock, flags);
+
                                 qla2x00_rport_del(fcport);
+
+                                spin_lock_irqsave(&ha->vport_slock, flags);
+                        }
+                }
+                atomic_dec(&vha->vref_count);
+        }
+        spin_unlock_irqrestore(&ha->vport_slock, flags);
 }
 
 void
@@ -3806,7 +3842,7 @@ qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
 {
         struct qla_hw_data *ha = vha->hw;
         struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
-        struct scsi_qla_host *tvp;
+        unsigned long flags;
 
         vha->flags.online = 0;
         ha->flags.chip_reset_done = 0;
@@ -3824,8 +3860,18 @@ qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
         if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
                 atomic_set(&vha->loop_state, LOOP_DOWN);
                 qla2x00_mark_all_devices_lost(vha, 0);
-                list_for_each_entry_safe(vp, tvp, &base_vha->hw->vp_list, list)
+
+                spin_lock_irqsave(&ha->vport_slock, flags);
+                list_for_each_entry(vp, &base_vha->hw->vp_list, list) {
+                        atomic_inc(&vp->vref_count);
+                        spin_unlock_irqrestore(&ha->vport_slock, flags);
+
                         qla2x00_mark_all_devices_lost(vp, 0);
+
+                        spin_lock_irqsave(&ha->vport_slock, flags);
+                        atomic_dec(&vp->vref_count);
+                }
+                spin_unlock_irqrestore(&ha->vport_slock, flags);
         } else {
                 if (!atomic_read(&vha->loop_down_timer))
                         atomic_set(&vha->loop_down_timer,
@@ -3862,8 +3908,8 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
         uint8_t        status = 0;
         struct qla_hw_data *ha = vha->hw;
         struct scsi_qla_host *vp;
-        struct scsi_qla_host *tvp;
         struct req_que *req = ha->req_q_map[0];
+        unsigned long flags;
 
         if (vha->flags.online) {
                 qla2x00_abort_isp_cleanup(vha);
@@ -3970,10 +4016,21 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
                 DEBUG(printk(KERN_INFO
                                 "qla2x00_abort_isp(%ld): succeeded.\n",
                                 vha->host_no));
-                list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
-                        if (vp->vp_idx)
+
+                spin_lock_irqsave(&ha->vport_slock, flags);
+                list_for_each_entry(vp, &ha->vp_list, list) {
+                        if (vp->vp_idx) {
+                                atomic_inc(&vp->vref_count);
+                                spin_unlock_irqrestore(&ha->vport_slock, flags);
+
                                 qla2x00_vp_abort_isp(vp);
+
+                                spin_lock_irqsave(&ha->vport_slock, flags);
+                                atomic_dec(&vp->vref_count);
+                        }
                 }
+                spin_unlock_irqrestore(&ha->vport_slock, flags);
+
         } else {
                 qla_printk(KERN_INFO, ha,
                         "qla2x00_abort_isp: **** FAILED ****\n");
@@ -5185,7 +5242,7 @@ qla82xx_restart_isp(scsi_qla_host_t *vha)
         struct req_que *req = ha->req_q_map[0];
         struct rsp_que *rsp = ha->rsp_q_map[0];
         struct scsi_qla_host *vp;
-        struct scsi_qla_host *tvp;
+        unsigned long flags;
 
         status = qla2x00_init_rings(vha);
         if (!status) {
@@ -5272,10 +5329,21 @@ qla82xx_restart_isp(scsi_qla_host_t *vha)
                 DEBUG(printk(KERN_INFO
                         "qla82xx_restart_isp(%ld): succeeded.\n",
                         vha->host_no));
-                list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
-                        if (vp->vp_idx)
+
+                spin_lock_irqsave(&ha->vport_slock, flags);
+                list_for_each_entry(vp, &ha->vp_list, list) {
+                        if (vp->vp_idx) {
+                                atomic_inc(&vp->vref_count);
+                                spin_unlock_irqrestore(&ha->vport_slock, flags);
+
                                 qla2x00_vp_abort_isp(vp);
+
+                                spin_lock_irqsave(&ha->vport_slock, flags);
+                                atomic_dec(&vp->vref_count);
+                        }
                 }
+                spin_unlock_irqrestore(&ha->vport_slock, flags);
+
         } else {
                 qla_printk(KERN_INFO, ha,
                         "qla82xx_restart_isp: **** FAILED ****\n");
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 6982ba70e12a..28f65be19dad 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -1706,19 +1706,20 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
                                 cp->result = DID_ERROR << 16;
                                 break;
                         }
-                } else if (!lscsi_status) {
+                } else {
                         DEBUG2(qla_printk(KERN_INFO, ha,
                             "scsi(%ld:%d:%d) Dropped frame(s) detected (0x%x "
                             "of 0x%x bytes).\n", vha->host_no, cp->device->id,
                             cp->device->lun, resid, scsi_bufflen(cp)));
 
-                        cp->result = DID_ERROR << 16;
-                        break;
+                        cp->result = DID_ERROR << 16 | lscsi_status;
+                        goto check_scsi_status;
                 }
 
                 cp->result = DID_OK << 16 | lscsi_status;
                 logit = 0;
 
+check_scsi_status:
                 /*
                  * Check to see if SCSI Status is non zero. If so report SCSI
                  * Status.
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 6009b0c69488..a595ec8264f8 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -2913,7 +2913,7 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
         uint16_t stat = le16_to_cpu(rptid_entry->vp_idx);
         struct qla_hw_data *ha = vha->hw;
         scsi_qla_host_t *vp;
-        scsi_qla_host_t *tvp;
+        unsigned long   flags;
 
         if (rptid_entry->entry_status != 0)
                 return;
@@ -2945,9 +2945,12 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
                         return;
                 }
 
-                list_for_each_entry_safe(vp, tvp, &ha->vp_list, list)
+                spin_lock_irqsave(&ha->vport_slock, flags);
+                list_for_each_entry(vp, &ha->vp_list, list)
                         if (vp_idx == vp->vp_idx)
                                 break;
+                spin_unlock_irqrestore(&ha->vport_slock, flags);
+
                 if (!vp)
                         return;
 
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 987c5b0ca78e..2b69392a71a1 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -30,6 +30,7 @@ qla24xx_allocate_vp_id(scsi_qla_host_t *vha)
 {
         uint32_t vp_id;
         struct qla_hw_data *ha = vha->hw;
+        unsigned long flags;
 
         /* Find an empty slot and assign an vp_id */
         mutex_lock(&ha->vport_lock);
@@ -44,7 +45,11 @@ qla24xx_allocate_vp_id(scsi_qla_host_t *vha)
         set_bit(vp_id, ha->vp_idx_map);
         ha->num_vhosts++;
         vha->vp_idx = vp_id;
+
+        spin_lock_irqsave(&ha->vport_slock, flags);
         list_add_tail(&vha->list, &ha->vp_list);
+        spin_unlock_irqrestore(&ha->vport_slock, flags);
+
         mutex_unlock(&ha->vport_lock);
         return vp_id;
 }
@@ -54,12 +59,31 @@ qla24xx_deallocate_vp_id(scsi_qla_host_t *vha)
 {
         uint16_t vp_id;
         struct qla_hw_data *ha = vha->hw;
+        unsigned long flags = 0;
 
         mutex_lock(&ha->vport_lock);
+        /*
+         * Wait for all pending activities to finish before removing vport from
+         * the list.
+         * Lock needs to be held for safe removal from the list (it
+         * ensures no active vp_list traversal while the vport is removed
+         * from the queue)
+         */
+        spin_lock_irqsave(&ha->vport_slock, flags);
+        while (atomic_read(&vha->vref_count)) {
+                spin_unlock_irqrestore(&ha->vport_slock, flags);
+
+                msleep(500);
+
+                spin_lock_irqsave(&ha->vport_slock, flags);
+        }
+        list_del(&vha->list);
+        spin_unlock_irqrestore(&ha->vport_slock, flags);
+
         vp_id = vha->vp_idx;
         ha->num_vhosts--;
         clear_bit(vp_id, ha->vp_idx_map);
-        list_del(&vha->list);
+
         mutex_unlock(&ha->vport_lock);
 }
 
@@ -68,12 +92,17 @@ qla24xx_find_vhost_by_name(struct qla_hw_data *ha, uint8_t *port_name)
 {
         scsi_qla_host_t *vha;
         struct scsi_qla_host *tvha;
+        unsigned long flags;
 
+        spin_lock_irqsave(&ha->vport_slock, flags);
         /* Locate matching device in database. */
         list_for_each_entry_safe(vha, tvha, &ha->vp_list, list) {
-                if (!memcmp(port_name, vha->port_name, WWN_SIZE))
+                if (!memcmp(port_name, vha->port_name, WWN_SIZE)) {
+                        spin_unlock_irqrestore(&ha->vport_slock, flags);
                         return vha;
+                }
         }
+        spin_unlock_irqrestore(&ha->vport_slock, flags);
         return NULL;
 }
 
@@ -93,6 +122,12 @@ qla24xx_find_vhost_by_name(struct qla_hw_data *ha, uint8_t *port_name)
 static void
 qla2x00_mark_vp_devices_dead(scsi_qla_host_t *vha)
 {
+        /*
+         * !!! NOTE !!!
+         * This function, if called in contexts other than vp create, disable
+         * or delete, please make sure this is synchronized with the
+         * delete thread.
+         */
         fc_port_t *fcport;
 
         list_for_each_entry(fcport, &vha->vp_fcports, list) {
@@ -100,7 +135,6 @@ qla2x00_mark_vp_devices_dead(scsi_qla_host_t *vha)
                     "loop_id=0x%04x :%x\n",
                     vha->host_no, fcport->loop_id, fcport->vp_idx));
 
-                atomic_set(&fcport->state, FCS_DEVICE_DEAD);
                 qla2x00_mark_device_lost(vha, fcport, 0, 0);
                 atomic_set(&fcport->state, FCS_UNCONFIGURED);
         }
@@ -194,12 +228,17 @@ qla24xx_configure_vp(scsi_qla_host_t *vha)
 void
 qla2x00_alert_all_vps(struct rsp_que *rsp, uint16_t *mb)
 {
-        scsi_qla_host_t *vha, *tvha;
+        scsi_qla_host_t *vha;
         struct qla_hw_data *ha = rsp->hw;
         int i = 0;
+        unsigned long flags;
 
-        list_for_each_entry_safe(vha, tvha, &ha->vp_list, list) {
+        spin_lock_irqsave(&ha->vport_slock, flags);
+        list_for_each_entry(vha, &ha->vp_list, list) {
                 if (vha->vp_idx) {
+                        atomic_inc(&vha->vref_count);
+                        spin_unlock_irqrestore(&ha->vport_slock, flags);
+
                         switch (mb[0]) {
                         case MBA_LIP_OCCURRED:
                         case MBA_LOOP_UP:
@@ -215,9 +254,13 @@ qla2x00_alert_all_vps(struct rsp_que *rsp, uint16_t *mb)
                                 qla2x00_async_event(vha, rsp, mb);
                                 break;
                         }
+
+                        spin_lock_irqsave(&ha->vport_slock, flags);
+                        atomic_dec(&vha->vref_count);
                 }
                 i++;
         }
+        spin_unlock_irqrestore(&ha->vport_slock, flags);
 }
 
 int
@@ -297,7 +340,7 @@ qla2x00_do_dpc_all_vps(scsi_qla_host_t *vha)
         int ret;
         struct qla_hw_data *ha = vha->hw;
         scsi_qla_host_t *vp;
-        struct scsi_qla_host *tvp;
+        unsigned long flags = 0;
 
         if (vha->vp_idx)
                 return;
@@ -309,10 +352,19 @@ qla2x00_do_dpc_all_vps(scsi_qla_host_t *vha)
         if (!(ha->current_topology & ISP_CFG_F))
                 return;
 
-        list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
-                if (vp->vp_idx)
+        spin_lock_irqsave(&ha->vport_slock, flags);
+        list_for_each_entry(vp, &ha->vp_list, list) {
+                if (vp->vp_idx) {
+                        atomic_inc(&vp->vref_count);
+                        spin_unlock_irqrestore(&ha->vport_slock, flags);
+
                         ret = qla2x00_do_dpc_vp(vp);
+
+                        spin_lock_irqsave(&ha->vport_slock, flags);
+                        atomic_dec(&vp->vref_count);
+                }
         }
+        spin_unlock_irqrestore(&ha->vport_slock, flags);
 }
 
 int
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c
index 915b77a6e193..0a71cc71eab2 100644
--- a/drivers/scsi/qla2xxx/qla_nx.c
+++ b/drivers/scsi/qla2xxx/qla_nx.c
@@ -2672,6 +2672,19 @@ qla82xx_start_scsi(srb_t *sp)
 sufficient_dsds:
                 req_cnt = 1;
 
+                if (req->cnt < (req_cnt + 2)) {
+                        cnt = (uint16_t)RD_REG_DWORD_RELAXED(
+                                &reg->req_q_out[0]);
+                        if (req->ring_index < cnt)
+                                req->cnt = cnt - req->ring_index;
+                        else
+                                req->cnt = req->length -
+                                        (req->ring_index - cnt);
+                }
+
+                if (req->cnt < (req_cnt + 2))
+                        goto queuing_error;
+
                 ctx = sp->ctx = mempool_alloc(ha->ctx_mempool, GFP_ATOMIC);
                 if (!sp->ctx) {
                         DEBUG(printk(KERN_INFO
@@ -3307,16 +3320,19 @@ qla82xx_check_fw_alive(scsi_qla_host_t *vha)
                                 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
                         }
                         qla2xxx_wake_dpc(vha);
+                        ha->flags.fw_hung = 1;
                         if (ha->flags.mbox_busy) {
-                                ha->flags.fw_hung = 1;
                                 ha->flags.mbox_int = 1;
                                 DEBUG2(qla_printk(KERN_ERR, ha,
-                                    "Due to fw hung, doing premature "
-                                    "completion of mbx command\n"));
-                                complete(&ha->mbx_intr_comp);
+                                        "Due to fw hung, doing premature "
+                                        "completion of mbx command\n"));
+                                if (test_bit(MBX_INTR_WAIT,
+                                        &ha->mbx_cmd_flags))
+                                        complete(&ha->mbx_intr_comp);
                         }
                 }
-        }
+        } else
+                vha->seconds_since_last_heartbeat = 0;
         vha->fw_heartbeat_counter = fw_heartbeat_counter;
 }
 
@@ -3418,13 +3434,15 @@ void qla82xx_watchdog(scsi_qla_host_t *vha)
                                 "%s(): Adapter reset needed!\n", __func__);
                         set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
                         qla2xxx_wake_dpc(vha);
+                        ha->flags.fw_hung = 1;
                         if (ha->flags.mbox_busy) {
-                                ha->flags.fw_hung = 1;
                                 ha->flags.mbox_int = 1;
                                 DEBUG2(qla_printk(KERN_ERR, ha,
-                                    "Need reset, doing premature "
-                                    "completion of mbx command\n"));
-                                complete(&ha->mbx_intr_comp);
+                                        "Need reset, doing premature "
+                                        "completion of mbx command\n"));
+                                if (test_bit(MBX_INTR_WAIT,
+                                        &ha->mbx_cmd_flags))
+                                        complete(&ha->mbx_intr_comp);
                         }
                 } else {
                         qla82xx_check_fw_alive(vha);
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 8c80b49ac1c4..1e4bff695254 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -2341,16 +2341,28 @@ probe_out:
 static void
 qla2x00_remove_one(struct pci_dev *pdev)
 {
-        scsi_qla_host_t *base_vha, *vha, *temp;
+        scsi_qla_host_t *base_vha, *vha;
         struct qla_hw_data  *ha;
+        unsigned long flags;
 
         base_vha = pci_get_drvdata(pdev);
         ha = base_vha->hw;
 
-        list_for_each_entry_safe(vha, temp, &ha->vp_list, list) {
-                if (vha && vha->fc_vport)
+        spin_lock_irqsave(&ha->vport_slock, flags);
+        list_for_each_entry(vha, &ha->vp_list, list) {
+                atomic_inc(&vha->vref_count);
+
+                if (vha && vha->fc_vport) {
+                        spin_unlock_irqrestore(&ha->vport_slock, flags);
+
                         fc_vport_terminate(vha->fc_vport);
+
+                        spin_lock_irqsave(&ha->vport_slock, flags);
+                }
+
+                atomic_dec(&vha->vref_count);
         }
+        spin_unlock_irqrestore(&ha->vport_slock, flags);
 
         set_bit(UNLOADING, &base_vha->dpc_flags);
 
@@ -2975,10 +2987,17 @@ static struct qla_work_evt *
 qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type)
 {
         struct qla_work_evt *e;
+        uint8_t bail;
+
+        QLA_VHA_MARK_BUSY(vha, bail);
+        if (bail)
+                return NULL;
 
         e = kzalloc(sizeof(struct qla_work_evt), GFP_ATOMIC);
-        if (!e)
+        if (!e) {
+                QLA_VHA_MARK_NOT_BUSY(vha);
                 return NULL;
+        }
 
         INIT_LIST_HEAD(&e->list);
         e->type = type;
@@ -3135,6 +3154,9 @@ qla2x00_do_work(struct scsi_qla_host *vha)
                 }
                 if (e->flags & QLA_EVT_FLAG_FREE)
                         kfree(e);
+
+                /* For each work completed decrement vha ref count */
+                QLA_VHA_MARK_NOT_BUSY(vha);
         }
 }
 
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index e75ccb91317d..8edbccb3232d 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,9 +7,9 @@
 /*
  * Driver version
  */
-#define QLA2XXX_VERSION      "8.03.03-k0"
+#define QLA2XXX_VERSION      "8.03.04-k0"
 
 #define QLA_DRIVER_MAJOR_VER    8
 #define QLA_DRIVER_MINOR_VER    3
-#define QLA_DRIVER_PATCH_VER    3
+#define QLA_DRIVER_PATCH_VER    4
 #define QLA_DRIVER_BETA_VER     0
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 9ade720422c6..ee02d3838a0a 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1011,8 +1011,8 @@ int scsi_init_io(struct scsi_cmnd *cmd, gfp_t gfp_mask)
 
 err_exit:
         scsi_release_buffers(cmd);
-        scsi_put_command(cmd);
         cmd->request->special = NULL;
+        scsi_put_command(cmd);
         return error;
 }
 EXPORT_SYMBOL(scsi_init_io);
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 2714becc2eaf..ffa0689ee840 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -870,7 +870,7 @@ static int sd_release(struct gendisk *disk, fmode_t mode)
 
         SCSI_LOG_HLQUEUE(3, sd_printk(KERN_INFO, sdkp, "sd_release\n"));
 
-        if (atomic_dec_return(&sdkp->openers) && sdev->removable) {
+        if (atomic_dec_return(&sdkp->openers) == 0 && sdev->removable) {
                 if (scsi_block_when_processing_errors(sdev))
                         scsi_set_medium_removal(sdev, SCSI_REMOVAL_ALLOW);
         }
@@ -2625,15 +2625,15 @@ module_exit(exit_sd);
 static void sd_print_sense_hdr(struct scsi_disk *sdkp,
                                struct scsi_sense_hdr *sshdr)
 {
-        sd_printk(KERN_INFO, sdkp, "");
+        sd_printk(KERN_INFO, sdkp, " ");
         scsi_show_sense_hdr(sshdr);
-        sd_printk(KERN_INFO, sdkp, "");
+        sd_printk(KERN_INFO, sdkp, " ");
         scsi_show_extd_sense(sshdr->asc, sshdr->ascq);
 }
 
 static void sd_print_result(struct scsi_disk *sdkp, int result)
 {
-        sd_printk(KERN_INFO, sdkp, "");
+        sd_printk(KERN_INFO, sdkp, " ");
         scsi_show_result(result);
 }
 
diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.c b/drivers/scsi/sym53c8xx_2/sym_hipd.c
index a7bc8b7b09ac..2c3e89ddf069 100644
--- a/drivers/scsi/sym53c8xx_2/sym_hipd.c
+++ b/drivers/scsi/sym53c8xx_2/sym_hipd.c
@@ -72,10 +72,7 @@ static void sym_printl_hex(u_char *p, int n)
 
 static void sym_print_msg(struct sym_ccb *cp, char *label, u_char *msg)
 {
-        if (label)
-                sym_print_addr(cp->cmd, "%s: ", label);
-        else
-                sym_print_addr(cp->cmd, "");
+        sym_print_addr(cp->cmd, "%s: ", label);
 
         spi_print_msg(msg);
         printf("\n");
@@ -4558,7 +4555,8 @@ static void sym_int_sir(struct sym_hcb *np)
                         switch (np->msgin [2]) {
                         case M_X_MODIFY_DP:
                                 if (DEBUG_FLAGS & DEBUG_POINTER)
-                                        sym_print_msg(cp, NULL, np->msgin);
+                                        sym_print_msg(cp, "extended msg ",
+                                                      np->msgin);
                                 tmp = (np->msgin[3]<<24) + (np->msgin[4]<<16) + 
                                       (np->msgin[5]<<8)  + (np->msgin[6]);
                                 sym_modify_dp(np, tp, cp, tmp);
@@ -4585,7 +4583,7 @@ static void sym_int_sir(struct sym_hcb *np)
                  */
                 case M_IGN_RESIDUE:
                         if (DEBUG_FLAGS & DEBUG_POINTER)
-                                sym_print_msg(cp, NULL, np->msgin);
+                                sym_print_msg(cp, "1 or 2 byte ", np->msgin);
                         if (cp->host_flags & HF_SENSE)
                                 OUTL_DSP(np, SCRIPTA_BA(np, clrack));
                         else
diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c
index 50441ffe8e38..2904aa044126 100644
--- a/drivers/serial/amba-pl010.c
+++ b/drivers/serial/amba-pl010.c
@@ -472,14 +472,9 @@ pl010_set_termios(struct uart_port *port, struct ktermios *termios,
         spin_unlock_irqrestore(&uap->port.lock, flags);
 }
 
-static void pl010_set_ldisc(struct uart_port *port)
+static void pl010_set_ldisc(struct uart_port *port, int new)
 {
-        int line = port->line;
-
-        if (line >= port->state->port.tty->driver->num)
-                return;
-
-        if (port->state->port.tty->ldisc->ops->num == N_PPS) {
+        if (new == N_PPS) {
                 port->flags |= UPF_HARDPPS_CD;
                 pl010_enable_ms(port);
         } else
diff --git a/drivers/serial/bfin_sport_uart.c b/drivers/serial/bfin_sport_uart.c
index e57fb3d228e2..5318dd3774ae 100644
--- a/drivers/serial/bfin_sport_uart.c
+++ b/drivers/serial/bfin_sport_uart.c
@@ -121,7 +121,7 @@ static int sport_uart_setup(struct sport_uart_port *up, int size, int baud_rate)
         unsigned int sclk = get_sclk();
 
         /* Set TCR1 and TCR2, TFSR is not enabled for uart */
-        SPORT_PUT_TCR1(up, (ITFS | TLSBIT | ITCLK));
+        SPORT_PUT_TCR1(up, (LATFS | ITFS | TFSR | TLSBIT | ITCLK));
         SPORT_PUT_TCR2(up, size + 1);
         pr_debug("%s TCR1:%x, TCR2:%x\n", __func__, SPORT_GET_TCR1(up), SPORT_GET_TCR2(up));
 
diff --git a/drivers/serial/mfd.c b/drivers/serial/mfd.c
index bc9af503907f..5dff45c76d32 100644
--- a/drivers/serial/mfd.c
+++ b/drivers/serial/mfd.c
@@ -27,6 +27,7 @@
 #include <linux/init.h>
 #include <linux/console.h>
 #include <linux/sysrq.h>
+#include <linux/slab.h>
 #include <linux/serial_reg.h>
 #include <linux/circ_buf.h>
 #include <linux/delay.h>
@@ -1423,7 +1424,6 @@ static void hsu_global_init(void)
         }
 
         phsu = hsu;
-
         hsu_debugfs_init(hsu);
         return;
 
@@ -1435,18 +1435,20 @@ err_free_region:
 
 static void serial_hsu_remove(struct pci_dev *pdev)
 {
-        struct hsu_port *hsu;
-        int i;
+        void *priv = pci_get_drvdata(pdev);
+        struct uart_hsu_port *up;
 
-        hsu = pci_get_drvdata(pdev);
-        if (!hsu)
+        if (!priv)
                 return;
 
-        for (i = 0; i < 3; i++)
-                uart_remove_one_port(&serial_hsu_reg, &hsu->port[i].port);
+        /* For port 0/1/2, priv is the address of uart_hsu_port */
+        if (pdev->device != 0x081E) {
+                up = priv;
+                uart_remove_one_port(&serial_hsu_reg, &up->port);
+        }
 
         pci_set_drvdata(pdev, NULL);
-        free_irq(hsu->irq, hsu);
+        free_irq(pdev->irq, priv);
         pci_disable_device(pdev);
 }
 
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index 8dedb266f143..c4399e23565a 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -500,6 +500,7 @@ static int __init mpc512x_psc_fifoc_init(void)
         psc_fifoc = of_iomap(np, 0);
         if (!psc_fifoc) {
                 pr_err("%s: Can't map FIFOC\n", __func__);
+                of_node_put(np);
                 return -ENODEV;
         }
 
diff --git a/drivers/serial/mrst_max3110.c b/drivers/serial/mrst_max3110.c
index f6ad1ecbff79..51c15f58e01e 100644
--- a/drivers/serial/mrst_max3110.c
+++ b/drivers/serial/mrst_max3110.c
@@ -29,6 +29,7 @@
 
 #include <linux/module.h>
 #include <linux/ioport.h>
+#include <linux/irq.h>
 #include <linux/init.h>
 #include <linux/console.h>
 #include <linux/sysrq.h>
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c
index 141c69554bd4..7d475b2a79e8 100644
--- a/drivers/serial/serial_cs.c
+++ b/drivers/serial/serial_cs.c
@@ -335,8 +335,6 @@ static int serial_probe(struct pcmcia_device *link)
         info->p_dev = link;
         link->priv = info;
 
-        link->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
-        link->resource[0]->end = 8;
         link->conf.Attributes = CONF_ENABLE_IRQ;
         if (do_sound) {
                 link->conf.Attributes |= CONF_ENABLE_SPKR;
@@ -411,6 +409,27 @@ static int setup_serial(struct pcmcia_device *handle, struct serial_info * info,
 
 /*====================================================================*/
 
+static int pfc_config(struct pcmcia_device *p_dev)
+{
+        unsigned int port = 0;
+        struct serial_info *info = p_dev->priv;
+
+        if ((p_dev->resource[1]->end != 0) &&
+                (resource_size(p_dev->resource[1]) == 8)) {
+                port = p_dev->resource[1]->start;
+                info->slave = 1;
+        } else if ((info->manfid == MANFID_OSITECH) &&
+                (resource_size(p_dev->resource[0]) == 0x40)) {
+                port = p_dev->resource[0]->start + 0x28;
+                info->slave = 1;
+        }
+        if (info->slave)
+                return setup_serial(p_dev, info, port, p_dev->irq);
+
+        dev_warn(&p_dev->dev, "no usable port range found, giving up\n");
+        return -ENODEV;
+}
+
 static int simple_config_check(struct pcmcia_device *p_dev,
                                cistpl_cftable_entry_t *cf,
                                cistpl_cftable_entry_t *dflt,
@@ -461,23 +480,8 @@ static int simple_config(struct pcmcia_device *link)
         struct serial_info *info = link->priv;
         int i = -ENODEV, try;
 
-        /* If the card is already configured, look up the port and irq */
-        if (link->function_config) {
-                unsigned int port = 0;
-                if ((link->resource[1]->end != 0) &&
-                        (resource_size(link->resource[1]) == 8)) {
-                        port = link->resource[1]->end;
-                        info->slave = 1;
-                } else if ((info->manfid == MANFID_OSITECH) &&
-                        (resource_size(link->resource[0]) == 0x40)) {
-                        port = link->resource[0]->start + 0x28;
-                        info->slave = 1;
-                }
-                if (info->slave) {
-                        return setup_serial(link, info, port,
-                                            link->irq);
-                }
-        }
+        link->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
+        link->resource[0]->end = 8;
 
         /* First pass: look for a config entry that looks normal.
          * Two tries: without IO aliases, then with aliases */
@@ -491,8 +495,7 @@ static int simple_config(struct pcmcia_device *link)
         if (!pcmcia_loop_config(link, simple_config_check_notpicky, NULL))
                 goto found_port;
 
-        printk(KERN_NOTICE
-               "serial_cs: no usable port range found, giving up\n");
+        dev_warn(&link->dev, "no usable port range found, giving up\n");
         return -1;
 
 found_port:
@@ -558,6 +561,7 @@ static int multi_config(struct pcmcia_device *link)
         int i, base2 = 0;
 
         /* First, look for a generic full-sized window */
+        link->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
         link->resource[0]->end = info->multi * 8;
         if (pcmcia_loop_config(link, multi_config_check, &base2)) {
                 /* If that didn't work, look for two windows */
@@ -565,15 +569,14 @@ static int multi_config(struct pcmcia_device *link)
                 info->multi = 2;
                 if (pcmcia_loop_config(link, multi_config_check_notpicky,
                                        &base2)) {
-                        printk(KERN_NOTICE "serial_cs: no usable port range"
+                        dev_warn(&link->dev, "no usable port range "
                                "found, giving up\n");
                         return -ENODEV;
                 }
         }
 
         if (!link->irq)
-                dev_warn(&link->dev,
-                        "serial_cs: no usable IRQ found, continuing...\n");
+                dev_warn(&link->dev, "no usable IRQ found, continuing...\n");
 
         /*
          * Apply any configuration quirks.
@@ -675,6 +678,7 @@ static int serial_config(struct pcmcia_device * link)
            multifunction cards that ask for appropriate IO port ranges */
         if ((info->multi == 0) &&
             (link->has_func_id) &&
+            (link->socket->pcmcia_pfc == 0) &&
             ((link->func_id == CISTPL_FUNCID_MULTI) ||
              (link->func_id == CISTPL_FUNCID_SERIAL)))
                 pcmcia_loop_config(link, serial_check_for_multi, info);
@@ -685,7 +689,13 @@ static int serial_config(struct pcmcia_device * link)
         if (info->quirk && info->quirk->multi != -1)
                 info->multi = info->quirk->multi;
 
-        if (info->multi > 1)
+        dev_info(&link->dev,
+                "trying to set up [0x%04x:0x%04x] (pfc: %d, multi: %d, quirk: %p)\n",
+                link->manf_id, link->card_id,
+                link->socket->pcmcia_pfc, info->multi, info->quirk);
+        if (link->socket->pcmcia_pfc)
+                i = pfc_config(link);
+        else if (info->multi > 1)
                 i = multi_config(link);
         else
                 i = simple_config(link);
@@ -704,7 +714,7 @@ static int serial_config(struct pcmcia_device * link)
         return 0;
 
 failed:
-        dev_warn(&link->dev, "serial_cs: failed to initialize\n");
+        dev_warn(&link->dev, "failed to initialize\n");
         serial_remove(link);
         return -ENODEV;
 }
diff --git a/drivers/spi/amba-pl022.c b/drivers/spi/amba-pl022.c
index acd35d1ebd12..4c37c4e28647 100644
--- a/drivers/spi/amba-pl022.c
+++ b/drivers/spi/amba-pl022.c
@@ -503,8 +503,9 @@ static void giveback(struct pl022 *pl022)
         msg->state = NULL;
         if (msg->complete)
                 msg->complete(msg->context);
-        /* This message is completed, so let's turn off the clock! */
+        /* This message is completed, so let's turn off the clocks! */
         clk_disable(pl022->clk);
+        amba_pclk_disable(pl022->adev);
 }
 
 /**
@@ -1139,9 +1140,10 @@ static void pump_messages(struct work_struct *work)
         /* Setup the SPI using the per chip configuration */
         pl022->cur_chip = spi_get_ctldata(pl022->cur_msg->spi);
         /*
-         * We enable the clock here, then the clock will be disabled when
+         * We enable the clocks here, then the clocks will be disabled when
          * giveback() is called in each method (poll/interrupt/DMA)
          */
+        amba_pclk_enable(pl022->adev);
         clk_enable(pl022->clk);
         restore_state(pl022);
         flush(pl022);
@@ -1786,11 +1788,9 @@ pl022_probe(struct amba_device *adev, struct amba_id *id)
         }
 
         /* Disable SSP */
-        clk_enable(pl022->clk);
         writew((readw(SSP_CR1(pl022->virtbase)) & (~SSP_CR1_MASK_SSE)),
                SSP_CR1(pl022->virtbase));
         load_ssp_default_config(pl022);
-        clk_disable(pl022->clk);
 
         status = request_irq(adev->irq[0], pl022_interrupt_handler, 0, "pl022",
                              pl022);
@@ -1818,6 +1818,8 @@ pl022_probe(struct amba_device *adev, struct amba_id *id)
                 goto err_spi_register;
         }
         dev_dbg(dev, "probe succeded\n");
+        /* Disable the silicon block pclk and clock it when needed */
+        amba_pclk_disable(adev);
         return 0;
 
  err_spi_register:
@@ -1879,9 +1881,9 @@ static int pl022_suspend(struct amba_device *adev, pm_message_t state)
                 return status;
         }
 
-        clk_enable(pl022->clk);
+        amba_pclk_enable(adev);
         load_ssp_default_config(pl022);
-        clk_disable(pl022->clk);
+        amba_pclk_disable(adev);
         dev_dbg(&adev->dev, "suspended\n");
         return 0;
 }
@@ -1981,7 +1983,7 @@ static int __init pl022_init(void)
         return amba_driver_register(&pl022_driver);
 }
 
-module_init(pl022_init);
+subsys_initcall(pl022_init);
 
 static void __exit pl022_exit(void)
 {
diff --git a/drivers/spi/dw_spi.c b/drivers/spi/dw_spi.c
index d256cb00604c..56247853c298 100644
--- a/drivers/spi/dw_spi.c
+++ b/drivers/spi/dw_spi.c
@@ -181,10 +181,6 @@ static void flush(struct dw_spi *dws)
         wait_till_not_busy(dws);
 }
 
-static void null_cs_control(u32 command)
-{
-}
-
 static int null_writer(struct dw_spi *dws)
 {
         u8 n_bytes = dws->n_bytes;
@@ -322,7 +318,7 @@ static void giveback(struct dw_spi *dws)
                                         struct spi_transfer,
                                         transfer_list);
 
-        if (!last_transfer->cs_change)
+        if (!last_transfer->cs_change && dws->cs_control)
                 dws->cs_control(MRST_SPI_DEASSERT);
 
         msg->state = NULL;
@@ -396,6 +392,11 @@ static irqreturn_t interrupt_transfer(struct dw_spi *dws)
 static irqreturn_t dw_spi_irq(int irq, void *dev_id)
 {
         struct dw_spi *dws = dev_id;
+        u16 irq_status, irq_mask = 0x3f;
+
+        irq_status = dw_readw(dws, isr) & irq_mask;
+        if (!irq_status)
+                return IRQ_NONE;
 
         if (!dws->cur_msg) {
                 spi_mask_intr(dws, SPI_INT_TXEI);
@@ -544,13 +545,13 @@ static void pump_transfers(unsigned long data)
          */
         if (dws->cs_control) {
                 if (dws->rx && dws->tx)
-                        chip->tmode = 0x00;
+                        chip->tmode = SPI_TMOD_TR;
                 else if (dws->rx)
-                        chip->tmode = 0x02;
+                        chip->tmode = SPI_TMOD_RO;
                 else
-                        chip->tmode = 0x01;
+                        chip->tmode = SPI_TMOD_TO;
 
-                cr0 &= ~(0x3 << SPI_MODE_OFFSET);
+                cr0 &= ~SPI_TMOD_MASK;
                 cr0 |= (chip->tmode << SPI_TMOD_OFFSET);
         }
 
@@ -699,9 +700,6 @@ static int dw_spi_setup(struct spi_device *spi)
                 chip = kzalloc(sizeof(struct chip_data), GFP_KERNEL);
                 if (!chip)
                         return -ENOMEM;
-
-                chip->cs_control = null_cs_control;
-                chip->enable_dma = 0;
         }
 
         /*
@@ -883,7 +881,7 @@ int __devinit dw_spi_add_host(struct dw_spi *dws)
         dws->dma_inited = 0;
         dws->dma_addr = (dma_addr_t)(dws->paddr + 0x60);
 
-        ret = request_irq(dws->irq, dw_spi_irq, 0,
+        ret = request_irq(dws->irq, dw_spi_irq, IRQF_SHARED,
                         "dw_spi", dws);
         if (ret < 0) {
                 dev_err(&master->dev, "can not get IRQ\n");
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index a9e5c79ae52a..b5a78a1f4421 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -23,6 +23,7 @@
 #include <linux/init.h>
 #include <linux/cache.h>
 #include <linux/mutex.h>
+#include <linux/of_device.h>
 #include <linux/slab.h>
 #include <linux/mod_devicetable.h>
 #include <linux/spi/spi.h>
@@ -86,6 +87,10 @@ static int spi_match_device(struct device *dev, struct device_driver *drv)
         const struct spi_device *spi = to_spi_device(dev);
         const struct spi_driver *sdrv = to_spi_driver(drv);
 
+        /* Attempt an OF style match */
+        if (of_driver_match_device(dev, drv))
+                return 1;
+
         if (sdrv->id_table)
                 return !!spi_match_id(sdrv->id_table, spi);
 
@@ -554,11 +559,9 @@ done:
 EXPORT_SYMBOL_GPL(spi_register_master);
 
 
-static int __unregister(struct device *dev, void *master_dev)
+static int __unregister(struct device *dev, void *null)
 {
-        /* note: before about 2.6.14-rc1 this would corrupt memory: */
-        if (dev != master_dev)
-                spi_unregister_device(to_spi_device(dev));
+        spi_unregister_device(to_spi_device(dev));
         return 0;
 }
 
@@ -576,8 +579,7 @@ void spi_unregister_master(struct spi_master *master)
 {
         int dummy;
 
-        dummy = device_for_each_child(master->dev.parent, &master->dev,
-                                        __unregister);
+        dummy = device_for_each_child(&master->dev, NULL, __unregister);
         device_unregister(&master->dev);
 }
 EXPORT_SYMBOL_GPL(spi_unregister_master);
diff --git a/drivers/spi/spi_gpio.c b/drivers/spi/spi_gpio.c
index e24a63498acb..63e51b011d50 100644
--- a/drivers/spi/spi_gpio.c
+++ b/drivers/spi/spi_gpio.c
@@ -350,7 +350,7 @@ static int __init spi_gpio_probe(struct platform_device *pdev)
         spi_gpio->bitbang.master = spi_master_get(master);
         spi_gpio->bitbang.chipselect = spi_gpio_chipselect;
 
-        if ((master_flags & (SPI_MASTER_NO_RX | SPI_MASTER_NO_RX)) == 0) {
+        if ((master_flags & (SPI_MASTER_NO_TX | SPI_MASTER_NO_RX)) == 0) {
                 spi_gpio->bitbang.txrx_word[SPI_MODE_0] = spi_gpio_txrx_word_mode0;
                 spi_gpio->bitbang.txrx_word[SPI_MODE_1] = spi_gpio_txrx_word_mode1;
                 spi_gpio->bitbang.txrx_word[SPI_MODE_2] = spi_gpio_txrx_word_mode2;
diff --git a/drivers/spi/spi_mpc8xxx.c b/drivers/spi/spi_mpc8xxx.c
index d31b57f7baaf..1dd86b835cd8 100644
--- a/drivers/spi/spi_mpc8xxx.c
+++ b/drivers/spi/spi_mpc8xxx.c
@@ -408,11 +408,17 @@ static void mpc8xxx_spi_cpm_bufs_start(struct mpc8xxx_spi *mspi)
 
         xfer_ofs = mspi->xfer_in_progress->len - mspi->count;
 
-        out_be32(&rx_bd->cbd_bufaddr, mspi->rx_dma + xfer_ofs);
+        if (mspi->rx_dma == mspi->dma_dummy_rx)
+                out_be32(&rx_bd->cbd_bufaddr, mspi->rx_dma);
+        else
+                out_be32(&rx_bd->cbd_bufaddr, mspi->rx_dma + xfer_ofs);
         out_be16(&rx_bd->cbd_datlen, 0);
         out_be16(&rx_bd->cbd_sc, BD_SC_EMPTY | BD_SC_INTRPT | BD_SC_WRAP);
 
-        out_be32(&tx_bd->cbd_bufaddr, mspi->tx_dma + xfer_ofs);
+        if (mspi->tx_dma == mspi->dma_dummy_tx)
+                out_be32(&tx_bd->cbd_bufaddr, mspi->tx_dma);
+        else
+                out_be32(&tx_bd->cbd_bufaddr, mspi->tx_dma + xfer_ofs);
         out_be16(&tx_bd->cbd_datlen, xfer_len);
         out_be16(&tx_bd->cbd_sc, BD_SC_READY | BD_SC_INTRPT | BD_SC_WRAP |
                                  BD_SC_LAST);
diff --git a/drivers/spi/spi_s3c64xx.c b/drivers/spi/spi_s3c64xx.c
index 97365815a729..c3038da2648a 100644
--- a/drivers/spi/spi_s3c64xx.c
+++ b/drivers/spi/spi_s3c64xx.c
@@ -200,6 +200,9 @@ static void flush_fifo(struct s3c64xx_spi_driver_data *sdd)
                 val = readl(regs + S3C64XX_SPI_STATUS);
         } while (TX_FIFO_LVL(val, sci) && loops--);
 
+        if (loops == 0)
+                dev_warn(&sdd->pdev->dev, "Timed out flushing TX FIFO\n");
+
         /* Flush RxFIFO*/
         loops = msecs_to_loops(1);
         do {
@@ -210,6 +213,9 @@ static void flush_fifo(struct s3c64xx_spi_driver_data *sdd)
                         break;
         } while (loops--);
 
+        if (loops == 0)
+                dev_warn(&sdd->pdev->dev, "Timed out flushing RX FIFO\n");
+
         val = readl(regs + S3C64XX_SPI_CH_CFG);
         val &= ~S3C64XX_SPI_CH_SW_RST;
         writel(val, regs + S3C64XX_SPI_CH_CFG);
@@ -320,16 +326,17 @@ static int wait_for_xfer(struct s3c64xx_spi_driver_data *sdd,
 
         /* millisecs to xfer 'len' bytes @ 'cur_speed' */
         ms = xfer->len * 8 * 1000 / sdd->cur_speed;
-        ms += 5; /* some tolerance */
+        ms += 10; /* some tolerance */
 
         if (dma_mode) {
                 val = msecs_to_jiffies(ms) + 10;
                 val = wait_for_completion_timeout(&sdd->xfer_completion, val);
         } else {
+                u32 status;
                 val = msecs_to_loops(ms);
                 do {
-                        val = readl(regs + S3C64XX_SPI_STATUS);
-                } while (RX_FIFO_LVL(val, sci) < xfer->len && --val);
+                        status = readl(regs + S3C64XX_SPI_STATUS);
+                } while (RX_FIFO_LVL(status, sci) < xfer->len && --val);
         }
 
         if (!val)
@@ -447,8 +454,8 @@ static void s3c64xx_spi_config(struct s3c64xx_spi_driver_data *sdd)
         writel(val, regs + S3C64XX_SPI_CLK_CFG);
 }
 
-void s3c64xx_spi_dma_rxcb(struct s3c2410_dma_chan *chan, void *buf_id,
-                                int size, enum s3c2410_dma_buffresult res)
+static void s3c64xx_spi_dma_rxcb(struct s3c2410_dma_chan *chan, void *buf_id,
+                                 int size, enum s3c2410_dma_buffresult res)
 {
         struct s3c64xx_spi_driver_data *sdd = buf_id;
         unsigned long flags;
@@ -467,8 +474,8 @@ void s3c64xx_spi_dma_rxcb(struct s3c2410_dma_chan *chan, void *buf_id,
         spin_unlock_irqrestore(&sdd->lock, flags);
 }
 
-void s3c64xx_spi_dma_txcb(struct s3c2410_dma_chan *chan, void *buf_id,
-                                int size, enum s3c2410_dma_buffresult res)
+static void s3c64xx_spi_dma_txcb(struct s3c2410_dma_chan *chan, void *buf_id,
+                                 int size, enum s3c2410_dma_buffresult res)
 {
         struct s3c64xx_spi_driver_data *sdd = buf_id;
         unsigned long flags;
@@ -508,8 +515,9 @@ static int s3c64xx_spi_map_mssg(struct s3c64xx_spi_driver_data *sdd,
         list_for_each_entry(xfer, &msg->transfers, transfer_list) {
 
                 if (xfer->tx_buf != NULL) {
-                        xfer->tx_dma = dma_map_single(dev, xfer->tx_buf,
-                                                xfer->len, DMA_TO_DEVICE);
+                        xfer->tx_dma = dma_map_single(dev,
+                                        (void *)xfer->tx_buf, xfer->len,
+                                        DMA_TO_DEVICE);
                         if (dma_mapping_error(dev, xfer->tx_dma)) {
                                 dev_err(dev, "dma_map_single Tx failed\n");
                                 xfer->tx_dma = XFER_DMAADDR_INVALID;
@@ -919,6 +927,13 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
                 return -ENODEV;
         }
 
+        sci = pdev->dev.platform_data;
+        if (!sci->src_clk_name) {
+                dev_err(&pdev->dev,
+                        "Board init must call s3c64xx_spi_set_info()\n");
+                return -EINVAL;
+        }
+
         /* Check for availability of necessary resource */
 
         dmatx_res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
@@ -946,8 +961,6 @@ static int __init s3c64xx_spi_probe(struct platform_device *pdev)
                 return -ENOMEM;
         }
 
-        sci = pdev->dev.platform_data;
-
         platform_set_drvdata(pdev, master);
 
         sdd = spi_master_get_devdata(master);
@@ -1170,7 +1183,7 @@ static int __init s3c64xx_spi_init(void)
 {
         return platform_driver_probe(&s3c64xx_spi_driver, s3c64xx_spi_probe);
 }
-module_init(s3c64xx_spi_init);
+subsys_initcall(s3c64xx_spi_init);
 
 static void __exit s3c64xx_spi_exit(void)
 {
diff --git a/drivers/staging/batman-adv/hard-interface.c b/drivers/staging/batman-adv/hard-interface.c
index baa8b05b9e8d..6e973a79aa25 100644
--- a/drivers/staging/batman-adv/hard-interface.c
+++ b/drivers/staging/batman-adv/hard-interface.c
@@ -30,7 +30,6 @@
 #include "hash.h"
 
 #include <linux/if_arp.h>
-#include <linux/netfilter_bridge.h>
 
 #define MIN(x, y) ((x) < (y) ? (x) : (y))
 
@@ -431,11 +430,6 @@ out:
         return NOTIFY_DONE;
 }
 
-static int batman_skb_recv_finish(struct sk_buff *skb)
-{
-        return NF_ACCEPT;
-}
-
 /* receive a packet with the batman ethertype coming on a hard
  * interface */
 int batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
@@ -456,13 +450,6 @@ int batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
         if (atomic_read(&module_state) != MODULE_ACTIVE)
                 goto err_free;
 
-        /* if netfilter/ebtables wants to block incoming batman
-         * packets then give them a chance to do so here */
-        ret = NF_HOOK(PF_BRIDGE, NF_BR_LOCAL_IN, skb, dev, NULL,
-                      batman_skb_recv_finish);
-        if (ret != 1)
-                goto err_out;
-
         /* packet should hold at least type and version */
         if (unlikely(skb_headlen(skb) < 2))
                 goto err_free;
diff --git a/drivers/staging/batman-adv/send.c b/drivers/staging/batman-adv/send.c
index 055edee7b4e4..da3c82e47bbd 100644
--- a/drivers/staging/batman-adv/send.c
+++ b/drivers/staging/batman-adv/send.c
@@ -29,7 +29,6 @@
 #include "vis.h"
 #include "aggregation.h"
 
-#include <linux/netfilter_bridge.h>
 
 static void send_outstanding_bcast_packet(struct work_struct *work);
 
@@ -92,12 +91,9 @@ int send_skb_packet(struct sk_buff *skb,
 
         /* dev_queue_xmit() returns a negative result on error.  However on
          * congestion and traffic shaping, it drops and returns NET_XMIT_DROP
-         * (which is > 0). This will not be treated as an error.
-         * Also, if netfilter/ebtables wants to block outgoing batman
-         * packets then giving them a chance to do so here */
+         * (which is > 0). This will not be treated as an error. */
 
-        return NF_HOOK(PF_BRIDGE, NF_BR_LOCAL_OUT, skb, NULL, skb->dev,
-                       dev_queue_xmit);
+        return dev_queue_xmit(skb);
 send_skb_err:
         kfree_skb(skb);
         return NET_XMIT_DROP;
diff --git a/drivers/staging/comedi/drivers/das08_cs.c b/drivers/staging/comedi/drivers/das08_cs.c
index c6aa52f8dcee..48d9fb1227df 100644
--- a/drivers/staging/comedi/drivers/das08_cs.c
+++ b/drivers/staging/comedi/drivers/das08_cs.c
@@ -222,7 +222,6 @@ static int das08_pcmcia_config_loop(struct pcmcia_device *p_dev,
                 p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
                 p_dev->resource[0]->flags |=
                         pcmcia_io_cfg_data_width(io->flags);
-                p_dev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
                 p_dev->resource[0]->start = io->win[0].base;
                 p_dev->resource[0]->end = io->win[0].len;
                 if (io->nwin > 1) {
diff --git a/drivers/staging/hv/netvsc_drv.c b/drivers/staging/hv/netvsc_drv.c
index 56e11575c977..64a01147ecae 100644
--- a/drivers/staging/hv/netvsc_drv.c
+++ b/drivers/staging/hv/netvsc_drv.c
@@ -327,6 +327,9 @@ static const struct net_device_ops device_ops = {
         .ndo_stop =                     netvsc_close,
         .ndo_start_xmit =               netvsc_start_xmit,
         .ndo_set_multicast_list =       netvsc_set_multicast_list,
+        .ndo_change_mtu =               eth_change_mtu,
+        .ndo_validate_addr =            eth_validate_addr,
+        .ndo_set_mac_address =          eth_mac_addr,
 };
 
 static int netvsc_probe(struct device *device)
diff --git a/drivers/staging/hv/ring_buffer.c b/drivers/staging/hv/ring_buffer.c
index 17bc7626f70a..d78c569ac94a 100644
--- a/drivers/staging/hv/ring_buffer.c
+++ b/drivers/staging/hv/ring_buffer.c
@@ -193,8 +193,7 @@ Description:
 static inline u64
 GetRingBufferIndices(struct hv_ring_buffer_info *RingInfo)
 {
-        return ((u64)RingInfo->RingBuffer->WriteIndex << 32)
-        || RingInfo->RingBuffer->ReadIndex;
+        return (u64)RingInfo->RingBuffer->WriteIndex << 32;
 }
 
 
diff --git a/drivers/staging/hv/storvsc_api.h b/drivers/staging/hv/storvsc_api.h
index 0063bde9a4b2..8505a1c5f9ee 100644
--- a/drivers/staging/hv/storvsc_api.h
+++ b/drivers/staging/hv/storvsc_api.h
@@ -28,10 +28,10 @@
 #include "vmbus_api.h"
 
 /* Defines */
-#define STORVSC_RING_BUFFER_SIZE                        (10*PAGE_SIZE)
+#define STORVSC_RING_BUFFER_SIZE                        (20*PAGE_SIZE)
 #define BLKVSC_RING_BUFFER_SIZE                         (20*PAGE_SIZE)
 
-#define STORVSC_MAX_IO_REQUESTS                         64
+#define STORVSC_MAX_IO_REQUESTS                         128
 
 /*
  * In Hyper-V, each port/path/target maps to 1 scsi host adapter.  In
diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index 075b61bd492f..62882a437aa4 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -495,7 +495,7 @@ static unsigned int copy_to_bounce_buffer(struct scatterlist *orig_sgl,
 
                 /* ASSERT(orig_sgl[i].offset + orig_sgl[i].length <= PAGE_SIZE); */
 
-                if (j == 0)
+                if (bounce_addr == 0)
                         bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j])), KM_IRQ0);
 
                 while (srclen) {
@@ -556,7 +556,7 @@ static unsigned int copy_from_bounce_buffer(struct scatterlist *orig_sgl,
                 destlen = orig_sgl[i].length;
                 /* ASSERT(orig_sgl[i].offset + orig_sgl[i].length <= PAGE_SIZE); */
 
-                if (j == 0)
+                if (bounce_addr == 0)
                         bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j])), KM_IRQ0);
 
                 while (destlen) {
@@ -615,6 +615,7 @@ static int storvsc_queuecommand(struct scsi_cmnd *scmnd,
         unsigned int request_size = 0;
         int i;
         struct scatterlist *sgl;
+        unsigned int sg_count = 0;
 
         DPRINT_DBG(STORVSC_DRV, "scmnd %p dir %d, use_sg %d buf %p len %d "
                    "queue depth %d tagged %d", scmnd, scmnd->sc_data_direction,
@@ -697,6 +698,7 @@ static int storvsc_queuecommand(struct scsi_cmnd *scmnd,
         request->DataBuffer.Length = scsi_bufflen(scmnd);
         if (scsi_sg_count(scmnd)) {
                 sgl = (struct scatterlist *)scsi_sglist(scmnd);
+                sg_count = scsi_sg_count(scmnd);
 
                 /* check if we need to bounce the sgl */
                 if (do_bounce_buffer(sgl, scsi_sg_count(scmnd)) != -1) {
@@ -731,15 +733,16 @@ static int storvsc_queuecommand(struct scsi_cmnd *scmnd,
                                               scsi_sg_count(scmnd));
 
                         sgl = cmd_request->bounce_sgl;
+                        sg_count = cmd_request->bounce_sgl_count;
                 }
 
                 request->DataBuffer.Offset = sgl[0].offset;
 
-                for (i = 0; i < scsi_sg_count(scmnd); i++) {
+                for (i = 0; i < sg_count; i++) {
                         DPRINT_DBG(STORVSC_DRV, "sgl[%d] len %d offset %d\n",
                                    i, sgl[i].length, sgl[i].offset);
                         request->DataBuffer.PfnArray[i] =
-                                        page_to_pfn(sg_page((&sgl[i])));
+                                page_to_pfn(sg_page((&sgl[i])));
                 }
         } else if (scsi_sglist(scmnd)) {
                 /* ASSERT(scsi_bufflen(scmnd) <= PAGE_SIZE); */
diff --git a/drivers/staging/octeon/Kconfig b/drivers/staging/octeon/Kconfig
index 638ad6b35891..9493128e5fd2 100644
--- a/drivers/staging/octeon/Kconfig
+++ b/drivers/staging/octeon/Kconfig
@@ -1,6 +1,6 @@
 config OCTEON_ETHERNET
         tristate "Cavium Networks Octeon Ethernet support"
-        depends on CPU_CAVIUM_OCTEON
+        depends on CPU_CAVIUM_OCTEON && NETDEVICES
         select PHYLIB
         select MDIO_OCTEON
         help
diff --git a/drivers/staging/rt2860/usb_main_dev.c b/drivers/staging/rt2860/usb_main_dev.c
index a0fe31de0a6d..ebf9074a9083 100644
--- a/drivers/staging/rt2860/usb_main_dev.c
+++ b/drivers/staging/rt2860/usb_main_dev.c
@@ -44,6 +44,7 @@ struct usb_device_id rtusb_usb_id[] = {
         {USB_DEVICE(0x07B8, 0x2870)},   /* AboCom */
         {USB_DEVICE(0x07B8, 0x2770)},   /* AboCom */
         {USB_DEVICE(0x0DF6, 0x0039)},   /* Sitecom 2770 */
+        {USB_DEVICE(0x0DF6, 0x003F)},   /* Sitecom 2770 */
         {USB_DEVICE(0x083A, 0x7512)},   /* Arcadyan 2770 */
         {USB_DEVICE(0x0789, 0x0162)},   /* Logitec 2870 */
         {USB_DEVICE(0x0789, 0x0163)},   /* Logitec 2870 */
@@ -95,7 +96,8 @@ struct usb_device_id rtusb_usb_id[] = {
         {USB_DEVICE(0x050d, 0x815c)},
         {USB_DEVICE(0x1482, 0x3C09)},   /* Abocom */
         {USB_DEVICE(0x14B2, 0x3C09)},   /* Alpha */
-        {USB_DEVICE(0x04E8, 0x2018)},   /* samsung */
+        {USB_DEVICE(0x04E8, 0x2018)},   /* samsung linkstick2 */
+        {USB_DEVICE(0x1690, 0x0740)},   /* Askey */
         {USB_DEVICE(0x5A57, 0x0280)},   /* Zinwell */
         {USB_DEVICE(0x5A57, 0x0282)},   /* Zinwell */
         {USB_DEVICE(0x7392, 0x7718)},
@@ -105,21 +107,34 @@ struct usb_device_id rtusb_usb_id[] = {
         {USB_DEVICE(0x1737, 0x0071)},   /* Linksys WUSB600N */
         {USB_DEVICE(0x0411, 0x00e8)},   /* Buffalo WLI-UC-G300N */
         {USB_DEVICE(0x050d, 0x815c)},   /* Belkin F5D8053 */
+        {USB_DEVICE(0x100D, 0x9031)},   /* Motorola 2770 */
 #endif /* RT2870 // */
 #ifdef RT3070
         {USB_DEVICE(0x148F, 0x3070)},   /* Ralink 3070 */
         {USB_DEVICE(0x148F, 0x3071)},   /* Ralink 3071 */
         {USB_DEVICE(0x148F, 0x3072)},   /* Ralink 3072 */
         {USB_DEVICE(0x0DB0, 0x3820)},   /* Ralink 3070 */
+        {USB_DEVICE(0x0DB0, 0x871C)},   /* Ralink 3070 */
+        {USB_DEVICE(0x0DB0, 0x822C)},   /* Ralink 3070 */
+        {USB_DEVICE(0x0DB0, 0x871B)},   /* Ralink 3070 */
+        {USB_DEVICE(0x0DB0, 0x822B)},   /* Ralink 3070 */
         {USB_DEVICE(0x0DF6, 0x003E)},   /* Sitecom 3070 */
         {USB_DEVICE(0x0DF6, 0x0042)},   /* Sitecom 3072 */
+        {USB_DEVICE(0x0DF6, 0x0048)},   /* Sitecom 3070 */
+        {USB_DEVICE(0x0DF6, 0x0047)},   /* Sitecom 3071 */
         {USB_DEVICE(0x14B2, 0x3C12)},   /* AL 3070 */
         {USB_DEVICE(0x18C5, 0x0012)},   /* Corega 3070 */
         {USB_DEVICE(0x083A, 0x7511)},   /* Arcadyan 3070 */
+        {USB_DEVICE(0x083A, 0xA701)},   /* SMC 3070 */
+        {USB_DEVICE(0x083A, 0xA702)},   /* SMC 3072 */
         {USB_DEVICE(0x1740, 0x9703)},   /* EnGenius 3070 */
         {USB_DEVICE(0x1740, 0x9705)},   /* EnGenius 3071 */
         {USB_DEVICE(0x1740, 0x9706)},   /* EnGenius 3072 */
+        {USB_DEVICE(0x1740, 0x9707)},   /* EnGenius 3070 */
+        {USB_DEVICE(0x1740, 0x9708)},   /* EnGenius 3071 */
+        {USB_DEVICE(0x1740, 0x9709)},   /* EnGenius 3072 */
         {USB_DEVICE(0x13D3, 0x3273)},   /* AzureWave 3070 */
+        {USB_DEVICE(0x13D3, 0x3305)},   /* AzureWave 3070*/
         {USB_DEVICE(0x1044, 0x800D)},   /* Gigabyte GN-WB32L 3070 */
         {USB_DEVICE(0x2019, 0xAB25)},   /* Planex Communications, Inc. RT3070 */
         {USB_DEVICE(0x07B8, 0x3070)},   /* AboCom 3070 */
@@ -132,14 +147,36 @@ struct usb_device_id rtusb_usb_id[] = {
         {USB_DEVICE(0x07D1, 0x3C0D)},   /* D-Link 3070 */
         {USB_DEVICE(0x07D1, 0x3C0E)},   /* D-Link 3070 */
         {USB_DEVICE(0x07D1, 0x3C0F)},   /* D-Link 3070 */
+        {USB_DEVICE(0x07D1, 0x3C16)},   /* D-Link 3070 */
+        {USB_DEVICE(0x07D1, 0x3C17)},   /* D-Link 8070 */
         {USB_DEVICE(0x1D4D, 0x000C)},   /* Pegatron Corporation 3070 */
         {USB_DEVICE(0x1D4D, 0x000E)},   /* Pegatron Corporation 3070 */
         {USB_DEVICE(0x5A57, 0x5257)},   /* Zinwell 3070 */
         {USB_DEVICE(0x5A57, 0x0283)},   /* Zinwell 3072 */
         {USB_DEVICE(0x04BB, 0x0945)},   /* I-O DATA 3072 */
+        {USB_DEVICE(0x04BB, 0x0947)},   /* I-O DATA 3070 */
+        {USB_DEVICE(0x04BB, 0x0948)},   /* I-O DATA 3072 */
         {USB_DEVICE(0x203D, 0x1480)},   /* Encore 3070 */
+        {USB_DEVICE(0x20B8, 0x8888)},   /* PARA INDUSTRIAL 3070 */
+        {USB_DEVICE(0x0B05, 0x1784)},   /* Asus 3072 */
+        {USB_DEVICE(0x203D, 0x14A9)},   /* Encore 3070*/
+        {USB_DEVICE(0x0DB0, 0x899A)},   /* MSI 3070*/
+        {USB_DEVICE(0x0DB0, 0x3870)},   /* MSI 3070*/
+        {USB_DEVICE(0x0DB0, 0x870A)},   /* MSI 3070*/
+        {USB_DEVICE(0x0DB0, 0x6899)},   /* MSI 3070 */
+        {USB_DEVICE(0x0DB0, 0x3822)},   /* MSI 3070 */
+        {USB_DEVICE(0x0DB0, 0x3871)},   /* MSI 3070 */
+        {USB_DEVICE(0x0DB0, 0x871A)},   /* MSI 3070 */
+        {USB_DEVICE(0x0DB0, 0x822A)},   /* MSI 3070 */
+        {USB_DEVICE(0x0DB0, 0x3821)},   /* Ralink 3070 */
+        {USB_DEVICE(0x0DB0, 0x821A)},   /* Ralink 3070 */
+        {USB_DEVICE(0x083A, 0xA703)},   /* IO-MAGIC */
+        {USB_DEVICE(0x13D3, 0x3307)},   /* Azurewave */
+        {USB_DEVICE(0x13D3, 0x3321)},   /* Azurewave */
+        {USB_DEVICE(0x07FA, 0x7712)},   /* Edimax */
+        {USB_DEVICE(0x0789, 0x0166)},   /* Edimax */
+        {USB_DEVICE(0x148F, 0x2070)},   /* Edimax */
 #endif /* RT3070 // */
-        {USB_DEVICE(0x0DF6, 0x003F)},   /* Sitecom WL-608 */
         {USB_DEVICE(0x1737, 0x0077)},   /* Linksys WUSB54GC-EU v3 */
         {USB_DEVICE(0x2001, 0x3C09)},   /* D-Link */
         {USB_DEVICE(0x2001, 0x3C0A)},   /* D-Link 3072 */
diff --git a/drivers/staging/spectra/Kconfig b/drivers/staging/spectra/Kconfig
index 5e2ffefb60af..d231ae27299d 100644
--- a/drivers/staging/spectra/Kconfig
+++ b/drivers/staging/spectra/Kconfig
@@ -2,6 +2,7 @@
 menuconfig SPECTRA
         tristate "Denali Spectra Flash Translation Layer"
         depends on BLOCK
+        depends on X86_MRST
         default n
         ---help---
           Enable the FTL pseudo-filesystem used with the NAND Flash
diff --git a/drivers/staging/spectra/ffsport.c b/drivers/staging/spectra/ffsport.c
index 44a7fbe7eccd..fa21a0fd8e84 100644
--- a/drivers/staging/spectra/ffsport.c
+++ b/drivers/staging/spectra/ffsport.c
@@ -28,6 +28,7 @@
 #include <linux/log2.h>
 #include <linux/init.h>
 #include <linux/smp_lock.h>
+#include <linux/slab.h>
 
 /**** Helper functions used for Div, Remainder operation on u64 ****/
 
diff --git a/drivers/staging/ti-st/st.h b/drivers/staging/ti-st/st.h
index 9952579425b9..1b3060eb2921 100644
--- a/drivers/staging/ti-st/st.h
+++ b/drivers/staging/ti-st/st.h
@@ -80,5 +80,4 @@ struct st_proto_s {
 extern long st_register(struct st_proto_s *);
 extern long st_unregister(enum proto_type);
 
-extern struct platform_device *st_get_plat_device(void);
 #endif /* ST_H */
diff --git a/drivers/staging/ti-st/st_core.c b/drivers/staging/ti-st/st_core.c
index 063c9b1db1ab..b85d8bfdf600 100644
--- a/drivers/staging/ti-st/st_core.c
+++ b/drivers/staging/ti-st/st_core.c
@@ -38,7 +38,6 @@
 #include "st_ll.h"
 #include "st.h"
 
-#define VERBOSE
 /* strings to be used for rfkill entries and by
  * ST Core to be used for sysfs debug entry
  */
@@ -581,7 +580,7 @@ long st_register(struct st_proto_s *new_proto)
         long err = 0;
         unsigned long flags = 0;
 
-        st_kim_ref(&st_gdata);
+        st_kim_ref(&st_gdata, 0);
         pr_info("%s(%d) ", __func__, new_proto->type);
         if (st_gdata == NULL || new_proto == NULL || new_proto->recv == NULL
             || new_proto->reg_complete_cb == NULL) {
@@ -713,7 +712,7 @@ long st_unregister(enum proto_type type)
 
         pr_debug("%s: %d ", __func__, type);
 
-        st_kim_ref(&st_gdata);
+        st_kim_ref(&st_gdata, 0);
         if (type < ST_BT || type >= ST_MAX) {
                 pr_err(" protocol %d not supported", type);
                 return -EPROTONOSUPPORT;
@@ -767,7 +766,7 @@ long st_write(struct sk_buff *skb)
 #endif
         long len;
 
-        st_kim_ref(&st_gdata);
+        st_kim_ref(&st_gdata, 0);
         if (unlikely(skb == NULL || st_gdata == NULL
                 || st_gdata->tty == NULL)) {
                 pr_err("data/tty unavailable to perform write");
@@ -818,7 +817,7 @@ static int st_tty_open(struct tty_struct *tty)
         struct st_data_s *st_gdata;
         pr_info("%s ", __func__);
 
-        st_kim_ref(&st_gdata);
+        st_kim_ref(&st_gdata, 0);
         st_gdata->tty = tty;
         tty->disc_data = st_gdata;
 
diff --git a/drivers/staging/ti-st/st_core.h b/drivers/staging/ti-st/st_core.h
index e0c32d149f5f..8601320a679e 100644
--- a/drivers/staging/ti-st/st_core.h
+++ b/drivers/staging/ti-st/st_core.h
@@ -117,7 +117,7 @@ int st_core_init(struct st_data_s **);
 void st_core_exit(struct st_data_s *);
 
 /* ask for reference from KIM */
-void st_kim_ref(struct st_data_s **);
+void st_kim_ref(struct st_data_s **, int);
 
 #define GPS_STUB_TEST
 #ifdef GPS_STUB_TEST
diff --git a/drivers/staging/ti-st/st_kim.c b/drivers/staging/ti-st/st_kim.c
index b4a6c7fdc4e6..9e99463f76e8 100644
--- a/drivers/staging/ti-st/st_kim.c
+++ b/drivers/staging/ti-st/st_kim.c
@@ -72,11 +72,26 @@ const unsigned char *protocol_names[] = {
         PROTO_ENTRY(ST_GPS, "GPS"),
 };
 
+#define MAX_ST_DEVICES  3       /* Imagine 1 on each UART for now */
+struct platform_device *st_kim_devices[MAX_ST_DEVICES];
 
 /**********************************************************************/
 /* internal functions */
 
 /**
+ * st_get_plat_device -
+ *      function which returns the reference to the platform device
+ *      requested by id. As of now only 1 such device exists (id=0)
+ *      the context requesting for reference can get the id to be
+ *      requested by a. The protocol driver which is registering or
+ *      b. the tty device which is opened.
+ */
+static struct platform_device *st_get_plat_device(int id)
+{
+        return st_kim_devices[id];
+}
+
+/**
  * validate_firmware_response -
  *      function to return whether the firmware response was proper
  *      in case of error don't complete so that waiting for proper
@@ -353,7 +368,7 @@ void st_kim_chip_toggle(enum proto_type type, enum kim_gpio_state state)
         struct kim_data_s       *kim_gdata;
         pr_info(" %s ", __func__);
 
-        kim_pdev = st_get_plat_device();
+        kim_pdev = st_get_plat_device(0);
         kim_gdata = dev_get_drvdata(&kim_pdev->dev);
 
         if (kim_gdata->gpios[type] == -1) {
@@ -574,12 +589,12 @@ static int kim_toggle_radio(void *data, bool blocked)
  *      This would enable multiple such platform devices to exist
  *      on a given platform
  */
-void st_kim_ref(struct st_data_s **core_data)
+void st_kim_ref(struct st_data_s **core_data, int id)
 {
         struct platform_device  *pdev;
         struct kim_data_s       *kim_gdata;
         /* get kim_gdata reference from platform device */
-        pdev = st_get_plat_device();
+        pdev = st_get_plat_device(id);
         kim_gdata = dev_get_drvdata(&pdev->dev);
         *core_data = kim_gdata->core_data;
 }
@@ -623,6 +638,7 @@ static int kim_probe(struct platform_device *pdev)
         long *gpios = pdev->dev.platform_data;
         struct kim_data_s       *kim_gdata;
 
+        st_kim_devices[pdev->id] = pdev;
         kim_gdata = kzalloc(sizeof(struct kim_data_s), GFP_ATOMIC);
         if (!kim_gdata) {
                 pr_err("no mem to allocate");
diff --git a/drivers/staging/vt6655/wpactl.c b/drivers/staging/vt6655/wpactl.c
index 0142338bcafe..4bdb8362de82 100644
--- a/drivers/staging/vt6655/wpactl.c
+++ b/drivers/staging/vt6655/wpactl.c
@@ -766,9 +766,14 @@ static int wpa_set_associate(PSDevice pDevice,
     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wpa_ie_len = %d\n", param->u.wpa_associate.wpa_ie_len);
 
 
-        if (param->u.wpa_associate.wpa_ie &&
-            copy_from_user(&abyWPAIE[0], param->u.wpa_associate.wpa_ie, param->u.wpa_associate.wpa_ie_len))
-            return -EINVAL;
+        if (param->u.wpa_associate.wpa_ie_len) {
+                if (!param->u.wpa_associate.wpa_ie)
+                        return -EINVAL;
+                if (param->u.wpa_associate.wpa_ie_len > sizeof(abyWPAIE))
+                        return -EINVAL;
+                if (copy_from_user(&abyWPAIE[0], param->u.wpa_associate.wpa_ie, param->u.wpa_associate.wpa_ie_len))
+                        return -EFAULT;
+        }
 
         if (param->u.wpa_associate.mode == 1)
             pMgmt->eConfigMode = WMAC_CONFIG_IBSS_STA;
diff --git a/drivers/staging/wlan-ng/cfg80211.c b/drivers/staging/wlan-ng/cfg80211.c
index 368c30a9d5ff..4af83d5318f2 100644
--- a/drivers/staging/wlan-ng/cfg80211.c
+++ b/drivers/staging/wlan-ng/cfg80211.c
@@ -219,6 +219,7 @@ int prism2_get_key(struct wiphy *wiphy, struct net_device *dev,
                 return -ENOENT;
         params.key_len = len;
         params.key = wlandev->wep_keys[key_index];
+        params.seq_len = 0;
 
         callback(cookie, &params);
 
@@ -735,6 +736,8 @@ struct wiphy *wlan_create_wiphy(struct device *dev, wlandevice_t *wlandev)
         priv->band.n_channels = ARRAY_SIZE(prism2_channels);
         priv->band.bitrates = priv->rates;
         priv->band.n_bitrates = ARRAY_SIZE(prism2_rates);
+        priv->band.band = IEEE80211_BAND_2GHZ;
+        priv->band.ht_cap.ht_supported = false;
         wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band;
 
         set_wiphy_dev(wiphy, dev);
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index 77d4d715a789..722c840ac638 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -769,6 +769,7 @@ static int __init zram_init(void)
 free_devices:
         while (dev_id)
                 destroy_device(&devices[--dev_id]);
+        kfree(devices);
 unregister:
         unregister_blkdev(zram_major, "zram");
 out:
diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c
index 593fc5e2d2e6..5af23cc5ea9f 100644
--- a/drivers/usb/atm/cxacru.c
+++ b/drivers/usb/atm/cxacru.c
@@ -1127,6 +1127,7 @@ static int cxacru_bind(struct usbatm_data *usbatm_instance,
 {
         struct cxacru_data *instance;
         struct usb_device *usb_dev = interface_to_usbdev(intf);
+        struct usb_host_endpoint *cmd_ep = usb_dev->ep_in[CXACRU_EP_CMD];
         int ret;
 
         /* instance init */
@@ -1171,15 +1172,34 @@ static int cxacru_bind(struct usbatm_data *usbatm_instance,
                 goto fail;
         }
 
-        usb_fill_int_urb(instance->rcv_urb,
+        if (!cmd_ep) {
+                dbg("cxacru_bind: no command endpoint");
+                ret = -ENODEV;
+                goto fail;
+        }
+
+        if ((cmd_ep->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
+                        == USB_ENDPOINT_XFER_INT) {
+                usb_fill_int_urb(instance->rcv_urb,
                         usb_dev, usb_rcvintpipe(usb_dev, CXACRU_EP_CMD),
                         instance->rcv_buf, PAGE_SIZE,
                         cxacru_blocking_completion, &instance->rcv_done, 1);
 
-        usb_fill_int_urb(instance->snd_urb,
+                usb_fill_int_urb(instance->snd_urb,
                         usb_dev, usb_sndintpipe(usb_dev, CXACRU_EP_CMD),
                         instance->snd_buf, PAGE_SIZE,
                         cxacru_blocking_completion, &instance->snd_done, 4);
+        } else {
+                usb_fill_bulk_urb(instance->rcv_urb,
+                        usb_dev, usb_rcvbulkpipe(usb_dev, CXACRU_EP_CMD),
+                        instance->rcv_buf, PAGE_SIZE,
+                        cxacru_blocking_completion, &instance->rcv_done);
+
+                usb_fill_bulk_urb(instance->snd_urb,
+                        usb_dev, usb_sndbulkpipe(usb_dev, CXACRU_EP_CMD),
+                        instance->snd_buf, PAGE_SIZE,
+                        cxacru_blocking_completion, &instance->snd_done);
+        }
 
         mutex_init(&instance->cm_serialize);
 
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 1833b3a71515..bc62fae0680f 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -965,7 +965,8 @@ static int acm_probe(struct usb_interface *intf,
         }
 
         if (!buflen) {
-                if (intf->cur_altsetting->endpoint->extralen &&
+                if (intf->cur_altsetting->endpoint &&
+                                intf->cur_altsetting->endpoint->extralen &&
                                 intf->cur_altsetting->endpoint->extra) {
                         dev_dbg(&intf->dev,
                                 "Seeking extra descriptors on endpoint\n");
@@ -1481,6 +1482,11 @@ static int acm_reset_resume(struct usb_interface *intf)
                 USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, \
                 USB_CDC_ACM_PROTO_VENDOR)
 
+#define SAMSUNG_PCSUITE_ACM_INFO(x) \
+                USB_DEVICE_AND_INTERFACE_INFO(0x04e7, x, \
+                USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, \
+                USB_CDC_ACM_PROTO_VENDOR)
+
 /*
  * USB driver structure.
  */
@@ -1591,6 +1597,17 @@ static const struct usb_device_id acm_ids[] = {
         { NOKIA_PCSUITE_ACM_INFO(0x0108), }, /* Nokia 5320 XpressMusic 2G */
         { NOKIA_PCSUITE_ACM_INFO(0x01f5), }, /* Nokia N97, RM-505 */
         { NOKIA_PCSUITE_ACM_INFO(0x02e3), }, /* Nokia 5230, RM-588 */
+        { NOKIA_PCSUITE_ACM_INFO(0x0178), }, /* Nokia E63 */
+        { NOKIA_PCSUITE_ACM_INFO(0x010e), }, /* Nokia E75 */
+        { NOKIA_PCSUITE_ACM_INFO(0x02d9), }, /* Nokia 6760 Slide */
+        { NOKIA_PCSUITE_ACM_INFO(0x01d0), }, /* Nokia E52 */
+        { NOKIA_PCSUITE_ACM_INFO(0x0223), }, /* Nokia E72 */
+        { NOKIA_PCSUITE_ACM_INFO(0x0275), }, /* Nokia X6 */
+        { NOKIA_PCSUITE_ACM_INFO(0x026c), }, /* Nokia N97 Mini */
+        { NOKIA_PCSUITE_ACM_INFO(0x0154), }, /* Nokia 5800 XpressMusic */
+        { NOKIA_PCSUITE_ACM_INFO(0x04ce), }, /* Nokia E90 */
+        { NOKIA_PCSUITE_ACM_INFO(0x01d4), }, /* Nokia E55 */
+        { SAMSUNG_PCSUITE_ACM_INFO(0x6651), }, /* Samsung GTi8510 (INNOV8) */
 
         /* NOTE: non-Nokia COMM/ACM/0xff is likely MSFT RNDIS... NOT a modem! */
 
@@ -1599,6 +1616,10 @@ static const struct usb_device_id acm_ids[] = {
         .driver_info = NOT_A_MODEM,
         },
 
+        /* control interfaces without any protocol set */
+        { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM,
+                USB_CDC_PROTO_NONE) },
+
         /* control interfaces with various AT-command sets */
         { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM,
                 USB_CDC_ACM_PROTO_AT_V25TER) },
diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig
index 7e594449600e..9eed5b52d9de 100644
--- a/drivers/usb/core/Kconfig
+++ b/drivers/usb/core/Kconfig
@@ -91,12 +91,12 @@ config USB_DYNAMIC_MINORS
           If you are unsure about this, say N here.
 
 config USB_SUSPEND
-        bool "USB runtime power management (suspend/resume and wakeup)"
+        bool "USB runtime power management (autosuspend) and wakeup"
         depends on USB && PM_RUNTIME
         help
           If you say Y here, you can use driver calls or the sysfs
-          "power/level" file to suspend or resume individual USB
-          peripherals and to enable or disable autosuspend (see
+          "power/control" file to enable or disable autosuspend for
+          individual USB peripherals (see
           Documentation/usb/power-management.txt for more details).
 
           Also, USB "remote wakeup" signaling is supported, whereby some
diff --git a/drivers/usb/core/file.c b/drivers/usb/core/file.c
index f06f5dbc8cdc..1e6ccef2cf0c 100644
--- a/drivers/usb/core/file.c
+++ b/drivers/usb/core/file.c
@@ -159,9 +159,9 @@ void usb_major_cleanup(void)
 int usb_register_dev(struct usb_interface *intf,
                      struct usb_class_driver *class_driver)
 {
-        int retval = -EINVAL;
+        int retval;
         int minor_base = class_driver->minor_base;
-        int minor = 0;
+        int minor;
         char name[20];
         char *temp;
 
@@ -173,12 +173,17 @@ int usb_register_dev(struct usb_interface *intf,
          */
         minor_base = 0;
 #endif
-        intf->minor = -1;
-
-        dbg ("looking for a minor, starting at %d", minor_base);
 
         if (class_driver->fops == NULL)
-                goto exit;
+                return -EINVAL;
+        if (intf->minor >= 0)
+                return -EADDRINUSE;
+
+        retval = init_usb_class();
+        if (retval)
+                return retval;
+
+        dev_dbg(&intf->dev, "looking for a minor, starting at %d", minor_base);
 
         down_write(&minor_rwsem);
         for (minor = minor_base; minor < MAX_USB_MINORS; ++minor) {
@@ -186,20 +191,12 @@ int usb_register_dev(struct usb_interface *intf,
                         continue;
 
                 usb_minors[minor] = class_driver->fops;
-
-                retval = 0;
+                intf->minor = minor;
                 break;
         }
         up_write(&minor_rwsem);
-
-        if (retval)
-                goto exit;
-
-        retval = init_usb_class();
-        if (retval)
-                goto exit;
-
-        intf->minor = minor;
+        if (intf->minor < 0)
+                return -EXFULL;
 
         /* create a usb class device for this usb interface */
         snprintf(name, sizeof(name), class_driver->name, minor - minor_base);
@@ -213,11 +210,11 @@ int usb_register_dev(struct usb_interface *intf,
                                       "%s", temp);
         if (IS_ERR(intf->usb_dev)) {
                 down_write(&minor_rwsem);
-                usb_minors[intf->minor] = NULL;
+                usb_minors[minor] = NULL;
+                intf->minor = -1;
                 up_write(&minor_rwsem);
                 retval = PTR_ERR(intf->usb_dev);
         }
-exit:
         return retval;
 }
 EXPORT_SYMBOL_GPL(usb_register_dev);
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index fd4c36ea5e46..9f0ce7de0e36 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -1724,6 +1724,15 @@ free_interfaces:
         if (ret)
                 goto free_interfaces;
 
+        /* if it's already configured, clear out old state first.
+         * getting rid of old interfaces means unbinding their drivers.
+         */
+        if (dev->state != USB_STATE_ADDRESS)
+                usb_disable_device(dev, 1);     /* Skip ep0 */
+
+        /* Get rid of pending async Set-Config requests for this device */
+        cancel_async_set_config(dev);
+
         /* Make sure we have bandwidth (and available HCD resources) for this
          * configuration.  Remove endpoints from the schedule if we're dropping
          * this configuration to set configuration 0.  After this point, the
@@ -1733,20 +1742,11 @@ free_interfaces:
         mutex_lock(&hcd->bandwidth_mutex);
         ret = usb_hcd_alloc_bandwidth(dev, cp, NULL, NULL);
         if (ret < 0) {
-                usb_autosuspend_device(dev);
                 mutex_unlock(&hcd->bandwidth_mutex);
+                usb_autosuspend_device(dev);
                 goto free_interfaces;
         }
 
-        /* if it's already configured, clear out old state first.
-         * getting rid of old interfaces means unbinding their drivers.
-         */
-        if (dev->state != USB_STATE_ADDRESS)
-                usb_disable_device(dev, 1);     /* Skip ep0 */
-
-        /* Get rid of pending async Set-Config requests for this device */
-        cancel_async_set_config(dev);
-
         ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
                               USB_REQ_SET_CONFIGURATION, 0, configuration, 0,
                               NULL, 0, USB_CTRL_SET_TIMEOUT);
@@ -1761,8 +1761,8 @@ free_interfaces:
         if (!cp) {
                 usb_set_device_state(dev, USB_STATE_ADDRESS);
                 usb_hcd_alloc_bandwidth(dev, NULL, NULL, NULL);
-                usb_autosuspend_device(dev);
                 mutex_unlock(&hcd->bandwidth_mutex);
+                usb_autosuspend_device(dev);
                 goto free_interfaces;
         }
         mutex_unlock(&hcd->bandwidth_mutex);
@@ -1802,6 +1802,7 @@ free_interfaces:
                 intf->dev.groups = usb_interface_groups;
                 intf->dev.dma_mask = dev->dev.dma_mask;
                 INIT_WORK(&intf->reset_ws, __usb_queue_reset_device);
+                intf->minor = -1;
                 device_initialize(&intf->dev);
                 dev_set_name(&intf->dev, "%d-%s:%d.%d",
                         dev->bus->busnum, dev->devpath,
diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c
index 020fa5a25fda..972d5ddd1e18 100644
--- a/drivers/usb/gadget/rndis.c
+++ b/drivers/usb/gadget/rndis.c
@@ -293,9 +293,13 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
         /* mandatory */
         case OID_GEN_VENDOR_DESCRIPTION:
                 pr_debug("%s: OID_GEN_VENDOR_DESCRIPTION\n", __func__);
-                length = strlen (rndis_per_dev_params [configNr].vendorDescr);
-                memcpy (outbuf,
-                        rndis_per_dev_params [configNr].vendorDescr, length);
+                if ( rndis_per_dev_params [configNr].vendorDescr ) {
+                        length = strlen (rndis_per_dev_params [configNr].vendorDescr);
+                        memcpy (outbuf,
+                                rndis_per_dev_params [configNr].vendorDescr, length);
+                } else {
+                        outbuf[0] = 0;
+                }
                 retval = 0;
                 break;
 
@@ -1148,7 +1152,7 @@ static struct proc_dir_entry *rndis_connect_state [RNDIS_MAX_CONFIGS];
 #endif  /* CONFIG_USB_GADGET_DEBUG_FILES */
 
 
-int __init rndis_init (void)
+int rndis_init(void)
 {
         u8 i;
 
diff --git a/drivers/usb/gadget/rndis.h b/drivers/usb/gadget/rndis.h
index c236aaa9dcd1..907c33008118 100644
--- a/drivers/usb/gadget/rndis.h
+++ b/drivers/usb/gadget/rndis.h
@@ -262,7 +262,7 @@ int  rndis_signal_disconnect (int configNr);
 int  rndis_state (int configNr);
 extern void rndis_set_host_mac (int configNr, const u8 *addr);
 
-int __devinit rndis_init (void);
+int rndis_init(void);
 void rndis_exit (void);
 
 #endif  /* _LINUX_RNDIS_H */
diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index 521ebed0118d..a229744a8c7d 100644
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -12,8 +12,6 @@
  * published by the Free Software Foundation.
 */
 
-#define DEBUG
-
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/spinlock.h>
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 58b72d741d93..a1e8d273103f 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -119,6 +119,11 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
                         ehci->broken_periodic = 1;
                         ehci_info(ehci, "using broken periodic workaround\n");
                 }
+                if (pdev->device == 0x0806 || pdev->device == 0x0811
+                                || pdev->device == 0x0829) {
+                        ehci_info(ehci, "disable lpm for langwell/penwell\n");
+                        ehci->has_lpm = 0;
+                }
                 break;
         case PCI_VENDOR_ID_TDI:
                 if (pdev->device == PCI_DEVICE_ID_TDI_EHCI) {
diff --git a/drivers/usb/host/ehci-ppc-of.c b/drivers/usb/host/ehci-ppc-of.c
index 335ee699fd85..ba52be473027 100644
--- a/drivers/usb/host/ehci-ppc-of.c
+++ b/drivers/usb/host/ehci-ppc-of.c
@@ -192,17 +192,19 @@ ehci_hcd_ppc_of_probe(struct platform_device *op, const struct of_device_id *mat
         }
 
         rv = usb_add_hcd(hcd, irq, 0);
-        if (rv == 0)
-                return 0;
+        if (rv)
+                goto err_ehci;
+
+        return 0;
 
+err_ehci:
+        if (ehci->has_amcc_usb23)
+                iounmap(ehci->ohci_hcctrl_reg);
         iounmap(hcd->regs);
 err_ioremap:
         irq_dispose_mapping(irq);
 err_irq:
         release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
-
-        if (ehci->has_amcc_usb23)
-                iounmap(ehci->ohci_hcctrl_reg);
 err_rmr:
         usb_put_hcd(hcd);
 
diff --git a/drivers/usb/musb/cppi_dma.c b/drivers/usb/musb/cppi_dma.c
index 59dc3d351b60..5ab5bb89bae3 100644
--- a/drivers/usb/musb/cppi_dma.c
+++ b/drivers/usb/musb/cppi_dma.c
@@ -322,6 +322,7 @@ cppi_channel_allocate(struct dma_controller *c,
                                 index, transmit ? 'T' : 'R', cppi_ch);
         cppi_ch->hw_ep = ep;
         cppi_ch->channel.status = MUSB_DMA_STATUS_FREE;
+        cppi_ch->channel.max_len = 0x7fffffff;
 
         DBG(4, "Allocate CPPI%d %cX\n", index, transmit ? 'T' : 'R');
         return &cppi_ch->channel;
diff --git a/drivers/usb/musb/musb_debugfs.c b/drivers/usb/musb/musb_debugfs.c
index c79a5e30d437..9e8639d4e862 100644
--- a/drivers/usb/musb/musb_debugfs.c
+++ b/drivers/usb/musb/musb_debugfs.c
@@ -195,15 +195,14 @@ static const struct file_operations musb_regdump_fops = {
 
 static int musb_test_mode_open(struct inode *inode, struct file *file)
 {
-        file->private_data = inode->i_private;
-
         return single_open(file, musb_test_mode_show, inode->i_private);
 }
 
 static ssize_t musb_test_mode_write(struct file *file,
                 const char __user *ubuf, size_t count, loff_t *ppos)
 {
-        struct musb             *musb = file->private_data;
+        struct seq_file         *s = file->private_data;
+        struct musb             *musb = s->private;
         u8                      test = 0;
         char                    buf[18];
 
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 6fca870e957e..d065e23f123e 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -300,6 +300,11 @@ static void txstate(struct musb *musb, struct musb_request *req)
 #ifndef CONFIG_MUSB_PIO_ONLY
         if (is_dma_capable() && musb_ep->dma) {
                 struct dma_controller   *c = musb->dma_controller;
+                size_t request_size;
+
+                /* setup DMA, then program endpoint CSR */
+                request_size = min_t(size_t, request->length - request->actual,
+                                        musb_ep->dma->max_len);
 
                 use_dma = (request->dma != DMA_ADDR_INVALID);
 
@@ -307,11 +312,6 @@ static void txstate(struct musb *musb, struct musb_request *req)
 
 #ifdef CONFIG_USB_INVENTRA_DMA
                 {
-                        size_t request_size;
-
-                        /* setup DMA, then program endpoint CSR */
-                        request_size = min_t(size_t, request->length,
-                                                musb_ep->dma->max_len);
                         if (request_size < musb_ep->packet_sz)
                                 musb_ep->dma->desired_mode = 0;
                         else
@@ -373,8 +373,8 @@ static void txstate(struct musb *musb, struct musb_request *req)
                 use_dma = use_dma && c->channel_program(
                                 musb_ep->dma, musb_ep->packet_sz,
                                 0,
-                                request->dma,
-                                request->length);
+                                request->dma + request->actual,
+                                request_size);
                 if (!use_dma) {
                         c->channel_release(musb_ep->dma);
                         musb_ep->dma = NULL;
@@ -386,8 +386,8 @@ static void txstate(struct musb *musb, struct musb_request *req)
                 use_dma = use_dma && c->channel_program(
                                 musb_ep->dma, musb_ep->packet_sz,
                                 request->zero,
-                                request->dma,
-                                request->length);
+                                request->dma + request->actual,
+                                request_size);
 #endif
         }
 #endif
@@ -501,26 +501,14 @@ void musb_g_tx(struct musb *musb, u8 epnum)
                                 request->zero = 0;
                         }
 
-                        /* ... or if not, then complete it. */
-                        musb_g_giveback(musb_ep, request, 0);
-
-                        /*
-                         * Kickstart next transfer if appropriate;
-                         * the packet that just completed might not
-                         * be transmitted for hours or days.
-                         * REVISIT for double buffering...
-                         * FIXME revisit for stalls too...
-                         */
-                        musb_ep_select(mbase, epnum);
-                        csr = musb_readw(epio, MUSB_TXCSR);
-                        if (csr & MUSB_TXCSR_FIFONOTEMPTY)
-                                return;
-
-                        request = musb_ep->desc ? next_request(musb_ep) : NULL;
-                        if (!request) {
-                                DBG(4, "%s idle now\n",
-                                        musb_ep->end_point.name);
-                                return;
+                        if (request->actual == request->length) {
+                                musb_g_giveback(musb_ep, request, 0);
+                                request = musb_ep->desc ? next_request(musb_ep) : NULL;
+                                if (!request) {
+                                        DBG(4, "%s idle now\n",
+                                                musb_ep->end_point.name);
+                                        return;
+                                }
                         }
                 }
 
@@ -568,11 +556,19 @@ static void rxstate(struct musb *musb, struct musb_request *req)
 {
         const u8                epnum = req->epnum;
         struct usb_request      *request = &req->request;
-        struct musb_ep          *musb_ep = &musb->endpoints[epnum].ep_out;
+        struct musb_ep          *musb_ep;
         void __iomem            *epio = musb->endpoints[epnum].regs;
         unsigned                fifo_count = 0;
-        u16                     len = musb_ep->packet_sz;
+        u16                     len;
         u16                     csr = musb_readw(epio, MUSB_RXCSR);
+        struct musb_hw_ep       *hw_ep = &musb->endpoints[epnum];
+
+        if (hw_ep->is_shared_fifo)
+                musb_ep = &hw_ep->ep_in;
+        else
+                musb_ep = &hw_ep->ep_out;
+
+        len = musb_ep->packet_sz;
 
         /* We shouldn't get here while DMA is active, but we do... */
         if (dma_channel_status(musb_ep->dma) == MUSB_DMA_STATUS_BUSY) {
@@ -647,8 +643,8 @@ static void rxstate(struct musb *musb, struct musb_request *req)
          */
 
                                 csr |= MUSB_RXCSR_DMAENAB;
-#ifdef USE_MODE1
                                 csr |= MUSB_RXCSR_AUTOCLEAR;
+#ifdef USE_MODE1
                                 /* csr |= MUSB_RXCSR_DMAMODE; */
 
                                 /* this special sequence (enabling and then
@@ -663,10 +659,11 @@ static void rxstate(struct musb *musb, struct musb_request *req)
                                 if (request->actual < request->length) {
                                         int transfer_size = 0;
 #ifdef USE_MODE1
-                                        transfer_size = min(request->length,
+                                        transfer_size = min(request->length - request->actual,
                                                         channel->max_len);
 #else
-                                        transfer_size = len;
+                                        transfer_size = min(request->length - request->actual,
+                                                        (unsigned)len);
 #endif
                                         if (transfer_size <= musb_ep->packet_sz)
                                                 musb_ep->dma->desired_mode = 0;
@@ -740,9 +737,15 @@ void musb_g_rx(struct musb *musb, u8 epnum)
         u16                     csr;
         struct usb_request      *request;
         void __iomem            *mbase = musb->mregs;
-        struct musb_ep          *musb_ep = &musb->endpoints[epnum].ep_out;
+        struct musb_ep          *musb_ep;
         void __iomem            *epio = musb->endpoints[epnum].regs;
         struct dma_channel      *dma;
+        struct musb_hw_ep       *hw_ep = &musb->endpoints[epnum];
+
+        if (hw_ep->is_shared_fifo)
+                musb_ep = &hw_ep->ep_in;
+        else
+                musb_ep = &hw_ep->ep_out;
 
         musb_ep_select(mbase, epnum);
 
@@ -1081,7 +1084,7 @@ struct free_record {
 /*
  * Context: controller locked, IRQs blocked.
  */
-static void musb_ep_restart(struct musb *musb, struct musb_request *req)
+void musb_ep_restart(struct musb *musb, struct musb_request *req)
 {
         DBG(3, "<== %s request %p len %u on hw_ep%d\n",
                 req->tx ? "TX/IN" : "RX/OUT",
diff --git a/drivers/usb/musb/musb_gadget.h b/drivers/usb/musb/musb_gadget.h
index c8b140325d82..572b1da7f2dc 100644
--- a/drivers/usb/musb/musb_gadget.h
+++ b/drivers/usb/musb/musb_gadget.h
@@ -105,4 +105,6 @@ extern void musb_gadget_cleanup(struct musb *);
 
 extern void musb_g_giveback(struct musb_ep *, struct usb_request *, int);
 
+extern void musb_ep_restart(struct musb *, struct musb_request *);
+
 #endif          /* __MUSB_GADGET_H */
diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c
index 59bef8f3a358..6dd03f4c5f49 100644
--- a/drivers/usb/musb/musb_gadget_ep0.c
+++ b/drivers/usb/musb/musb_gadget_ep0.c
@@ -261,6 +261,7 @@ __acquires(musb->lock)
                                         ctrlrequest->wIndex & 0x0f;
                                 struct musb_ep          *musb_ep;
                                 struct musb_hw_ep       *ep;
+                                struct musb_request     *request;
                                 void __iomem            *regs;
                                 int                     is_in;
                                 u16                     csr;
@@ -302,6 +303,14 @@ __acquires(musb->lock)
                                         musb_writew(regs, MUSB_RXCSR, csr);
                                 }
 
+                                /* Maybe start the first request in the queue */
+                                request = to_musb_request(
+                                                next_request(musb_ep));
+                                if (!musb_ep->busy && request) {
+                                        DBG(3, "restarting the request\n");
+                                        musb_ep_restart(musb, request);
+                                }
+
                                 /* select ep0 again */
                                 musb_ep_select(mbase, 0);
                                 } break;
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 877d20b1dff9..9e65c47cc98b 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -660,6 +660,12 @@ static bool musb_tx_dma_program(struct dma_controller *dma,
 
         qh->segsize = length;
 
+        /*
+         * Ensure the data reaches to main memory before starting
+         * DMA transfer
+         */
+        wmb();
+
         if (!dma->channel_program(channel, pkt_size, mode,
                         urb->transfer_dma + offset, length)) {
                 dma->channel_release(channel);
diff --git a/drivers/usb/otg/twl4030-usb.c b/drivers/usb/otg/twl4030-usb.c
index 05aaac1c3861..0bc97698af15 100644
--- a/drivers/usb/otg/twl4030-usb.c
+++ b/drivers/usb/otg/twl4030-usb.c
@@ -347,11 +347,20 @@ static void twl4030_i2c_access(struct twl4030_usb *twl, int on)
         }
 }
 
-static void twl4030_phy_power(struct twl4030_usb *twl, int on)
+static void __twl4030_phy_power(struct twl4030_usb *twl, int on)
 {
-        u8 pwr;
+        u8 pwr = twl4030_usb_read(twl, PHY_PWR_CTRL);
+
+        if (on)
+                pwr &= ~PHY_PWR_PHYPWD;
+        else
+                pwr |= PHY_PWR_PHYPWD;
 
-        pwr = twl4030_usb_read(twl, PHY_PWR_CTRL);
+        WARN_ON(twl4030_usb_write_verify(twl, PHY_PWR_CTRL, pwr) < 0);
+}
+
+static void twl4030_phy_power(struct twl4030_usb *twl, int on)
+{
         if (on) {
                 regulator_enable(twl->usb3v1);
                 regulator_enable(twl->usb1v8);
@@ -365,15 +374,13 @@ static void twl4030_phy_power(struct twl4030_usb *twl, int on)
                 twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0,
                                                         VUSB_DEDICATED2);
                 regulator_enable(twl->usb1v5);
-                pwr &= ~PHY_PWR_PHYPWD;
-                WARN_ON(twl4030_usb_write_verify(twl, PHY_PWR_CTRL, pwr) < 0);
+                __twl4030_phy_power(twl, 1);
                 twl4030_usb_write(twl, PHY_CLK_CTRL,
                                   twl4030_usb_read(twl, PHY_CLK_CTRL) |
                                         (PHY_CLK_CTRL_CLOCKGATING_EN |
                                                 PHY_CLK_CTRL_CLK32K_EN));
-        } else  {
-                pwr |= PHY_PWR_PHYPWD;
-                WARN_ON(twl4030_usb_write_verify(twl, PHY_PWR_CTRL, pwr) < 0);
+        } else {
+                __twl4030_phy_power(twl, 0);
                 regulator_disable(twl->usb1v5);
                 regulator_disable(twl->usb1v8);
                 regulator_disable(twl->usb3v1);
@@ -387,19 +394,25 @@ static void twl4030_phy_suspend(struct twl4030_usb *twl, int controller_off)
 
         twl4030_phy_power(twl, 0);
         twl->asleep = 1;
+        dev_dbg(twl->dev, "%s\n", __func__);
 }
 
-static void twl4030_phy_resume(struct twl4030_usb *twl)
+static void __twl4030_phy_resume(struct twl4030_usb *twl)
 {
-        if (!twl->asleep)
-                return;
-
         twl4030_phy_power(twl, 1);
         twl4030_i2c_access(twl, 1);
         twl4030_usb_set_mode(twl, twl->usb_mode);
         if (twl->usb_mode == T2_USB_MODE_ULPI)
                 twl4030_i2c_access(twl, 0);
+}
+
+static void twl4030_phy_resume(struct twl4030_usb *twl)
+{
+        if (!twl->asleep)
+                return;
+        __twl4030_phy_resume(twl);
         twl->asleep = 0;
+        dev_dbg(twl->dev, "%s\n", __func__);
 }
 
 static int twl4030_usb_ldo_init(struct twl4030_usb *twl)
@@ -408,8 +421,8 @@ static int twl4030_usb_ldo_init(struct twl4030_usb *twl)
         twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0xC0, PROTECT_KEY);
         twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0x0C, PROTECT_KEY);
 
-        /* put VUSB3V1 LDO in active state */
-        twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB_DEDICATED2);
+        /* Keep VUSB3V1 LDO in sleep state until VBUS/ID change detected*/
+        /*twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB_DEDICATED2);*/
 
         /* input to VUSB3V1 LDO is from VBAT, not VBUS */
         twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0x14, VUSB_DEDICATED1);
@@ -502,6 +515,26 @@ static irqreturn_t twl4030_usb_irq(int irq, void *_twl)
         return IRQ_HANDLED;
 }
 
+static void twl4030_usb_phy_init(struct twl4030_usb *twl)
+{
+        int status;
+
+        status = twl4030_usb_linkstat(twl);
+        if (status >= 0) {
+                if (status == USB_EVENT_NONE) {
+                        __twl4030_phy_power(twl, 0);
+                        twl->asleep = 1;
+                } else {
+                        __twl4030_phy_resume(twl);
+                        twl->asleep = 0;
+                }
+
+                blocking_notifier_call_chain(&twl->otg.notifier, status,
+                                twl->otg.gadget);
+        }
+        sysfs_notify(&twl->dev->kobj, NULL, "vbus");
+}
+
 static int twl4030_set_suspend(struct otg_transceiver *x, int suspend)
 {
         struct twl4030_usb *twl = xceiv_to_twl(x);
@@ -550,7 +583,6 @@ static int __devinit twl4030_usb_probe(struct platform_device *pdev)
         struct twl4030_usb_data *pdata = pdev->dev.platform_data;
         struct twl4030_usb      *twl;
         int                     status, err;
-        u8                      pwr;
 
         if (!pdata) {
                 dev_dbg(&pdev->dev, "platform_data not available\n");
@@ -569,10 +601,7 @@ static int __devinit twl4030_usb_probe(struct platform_device *pdev)
         twl->otg.set_peripheral = twl4030_set_peripheral;
         twl->otg.set_suspend    = twl4030_set_suspend;
         twl->usb_mode           = pdata->usb_mode;
-
-        pwr = twl4030_usb_read(twl, PHY_PWR_CTRL);
-
-        twl->asleep             = (pwr & PHY_PWR_PHYPWD);
+        twl->asleep = 1;
 
         /* init spinlock for workqueue */
         spin_lock_init(&twl->lock);
@@ -610,15 +639,10 @@ static int __devinit twl4030_usb_probe(struct platform_device *pdev)
                 return status;
         }
 
-        /* The IRQ handler just handles changes from the previous states
-         * of the ID and VBUS pins ... in probe() we must initialize that
-         * previous state.  The easy way:  fake an IRQ.
-         *
-         * REVISIT:  a real IRQ might have happened already, if PREEMPT is
-         * enabled.  Else the IRQ may not yet be configured or enabled,
-         * because of scheduling delays.
+        /* Power down phy or make it work according to
+         * current link state.
          */
-        twl4030_usb_irq(twl->irq, twl);
+        twl4030_usb_phy_init(twl);
 
         dev_info(&pdev->dev, "Initialized TWL4030 USB module\n");
         return 0;
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 80bf8333bb03..4f1744c5871f 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -56,6 +56,7 @@ static int debug;
 static const struct usb_device_id id_table[] = {
         { USB_DEVICE(0x0471, 0x066A) }, /* AKTAKOM ACE-1001 cable */
         { USB_DEVICE(0x0489, 0xE000) }, /* Pirelli Broadband S.p.A, DP-L10 SIP/GSM Mobile */
+        { USB_DEVICE(0x0489, 0xE003) }, /* Pirelli Broadband S.p.A, DP-L10 SIP/GSM Mobile */
         { USB_DEVICE(0x0745, 0x1000) }, /* CipherLab USB CCD Barcode Scanner 1000 */
         { USB_DEVICE(0x08e6, 0x5501) }, /* Gemalto Prox-PU/CU contactless smartcard reader */
         { USB_DEVICE(0x08FD, 0x000A) }, /* Digianswer A/S , ZigBee/802.15.4 MAC Device */
@@ -88,6 +89,7 @@ static const struct usb_device_id id_table[] = {
         { USB_DEVICE(0x10C4, 0x8149) }, /* West Mountain Radio Computerized Battery Analyzer */
         { USB_DEVICE(0x10C4, 0x814A) }, /* West Mountain Radio RIGblaster P&P */
         { USB_DEVICE(0x10C4, 0x814B) }, /* West Mountain Radio RIGtalk */
+        { USB_DEVICE(0x10C4, 0x8156) }, /* B&G H3000 link cable */
         { USB_DEVICE(0x10C4, 0x815E) }, /* Helicomm IP-Link 1220-DVM */
         { USB_DEVICE(0x10C4, 0x818B) }, /* AVIT Research USB to TTL */
         { USB_DEVICE(0x10C4, 0x819F) }, /* MJS USB Toslink Switcher */
@@ -109,6 +111,7 @@ static const struct usb_device_id id_table[] = {
         { USB_DEVICE(0x10C4, 0x83A8) }, /* Amber Wireless AMB2560 */
         { USB_DEVICE(0x10C4, 0x8411) }, /* Kyocera GPS Module */
         { USB_DEVICE(0x10C4, 0x846E) }, /* BEI USB Sensor Interface (VCP) */
+        { USB_DEVICE(0x10C4, 0x8477) }, /* Balluff RFID */
         { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
         { USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
         { USB_DEVICE(0x10C4, 0xEA71) }, /* Infinity GPS-MIC-1 Radio Monophone */
@@ -122,14 +125,14 @@ static const struct usb_device_id id_table[] = {
         { USB_DEVICE(0x1555, 0x0004) }, /* Owen AC4 USB-RS485 Converter */
         { USB_DEVICE(0x166A, 0x0303) }, /* Clipsal 5500PCU C-Bus USB interface */
         { USB_DEVICE(0x16D6, 0x0001) }, /* Jablotron serial interface */
-        { USB_DEVICE(0x17F4, 0xAAAA) }, /* Wavesense Jazz blood glucose meter */
-        { USB_DEVICE(0x1843, 0x0200) }, /* Vaisala USB Instrument Cable */
-        { USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */
-        { USB_DEVICE(0x413C, 0x9500) }, /* DW700 GPS USB interface */
         { USB_DEVICE(0x16DC, 0x0010) }, /* W-IE-NE-R Plein & Baus GmbH PL512 Power Supply */
         { USB_DEVICE(0x16DC, 0x0011) }, /* W-IE-NE-R Plein & Baus GmbH RCM Remote Control for MARATON Power Supply */
         { USB_DEVICE(0x16DC, 0x0012) }, /* W-IE-NE-R Plein & Baus GmbH MPOD Multi Channel Power Supply */
         { USB_DEVICE(0x16DC, 0x0015) }, /* W-IE-NE-R Plein & Baus GmbH CML Control, Monitoring and Data Logger */
+        { USB_DEVICE(0x17F4, 0xAAAA) }, /* Wavesense Jazz blood glucose meter */
+        { USB_DEVICE(0x1843, 0x0200) }, /* Vaisala USB Instrument Cable */
+        { USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */
+        { USB_DEVICE(0x413C, 0x9500) }, /* DW700 GPS USB interface */
         { } /* Terminating Entry */
 };
 
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index c792c96f590e..97cc87d654ce 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -753,6 +753,14 @@ static struct usb_device_id id_table_combined [] = {
         { USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
         { USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+        { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MIDI_TIMECODE_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MINI_WING_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MAXI_WING_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_MEDIA_WING_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_WING_PID) },
         { },                                    /* Optional parameter entry */
         { }                                     /* Terminating entry */
 };
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 2e95857c9633..15a4583775ad 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -135,6 +135,18 @@
 #define FTDI_NDI_AURORA_SCU_PID         0xDA74  /* NDI Aurora SCU */
 
 /*
+ * ChamSys Limited (www.chamsys.co.uk) USB wing/interface product IDs
+ */
+#define FTDI_CHAMSYS_24_MASTER_WING_PID        0xDAF8
+#define FTDI_CHAMSYS_PC_WING_PID       0xDAF9
+#define FTDI_CHAMSYS_USB_DMX_PID       0xDAFA
+#define FTDI_CHAMSYS_MIDI_TIMECODE_PID 0xDAFB
+#define FTDI_CHAMSYS_MINI_WING_PID     0xDAFC
+#define FTDI_CHAMSYS_MAXI_WING_PID     0xDAFD
+#define FTDI_CHAMSYS_MEDIA_WING_PID    0xDAFE
+#define FTDI_CHAMSYS_WING_PID  0xDAFF
+
+/*
  * Westrex International devices submitted by Cory Lee
  */
 #define FTDI_WESTREX_MODEL_777_PID      0xDC00  /* Model 777 */
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index 30922a7e3347..aa665817a272 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -2024,6 +2024,9 @@ static int mos7720_ioctl(struct tty_struct *tty, struct file *file,
 
         case TIOCGICOUNT:
                 cnow = mos7720_port->icount;
+
+                memset(&icount, 0, sizeof(struct serial_icounter_struct));
+
                 icount.cts = cnow.cts;
                 icount.dsr = cnow.dsr;
                 icount.rng = cnow.rng;
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 585b7e663740..1a42bc213799 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -119,16 +119,20 @@
  * by making a change here, in moschip_port_id_table, and in
  * moschip_id_table_combined
  */
-#define USB_VENDOR_ID_BANDB             0x0856
-#define BANDB_DEVICE_ID_USO9ML2_2       0xAC22
-#define BANDB_DEVICE_ID_USO9ML2_4       0xAC24
-#define BANDB_DEVICE_ID_US9ML2_2        0xAC29
-#define BANDB_DEVICE_ID_US9ML2_4        0xAC30
-#define BANDB_DEVICE_ID_USPTL4_2        0xAC31
-#define BANDB_DEVICE_ID_USPTL4_4        0xAC32
-#define BANDB_DEVICE_ID_USOPTL4_2       0xAC42
-#define BANDB_DEVICE_ID_USOPTL4_4       0xAC44
-#define BANDB_DEVICE_ID_USOPTL2_4       0xAC24
+#define USB_VENDOR_ID_BANDB              0x0856
+#define BANDB_DEVICE_ID_USO9ML2_2        0xAC22
+#define BANDB_DEVICE_ID_USO9ML2_2P       0xBC00
+#define BANDB_DEVICE_ID_USO9ML2_4        0xAC24
+#define BANDB_DEVICE_ID_USO9ML2_4P       0xBC01
+#define BANDB_DEVICE_ID_US9ML2_2         0xAC29
+#define BANDB_DEVICE_ID_US9ML2_4         0xAC30
+#define BANDB_DEVICE_ID_USPTL4_2         0xAC31
+#define BANDB_DEVICE_ID_USPTL4_4         0xAC32
+#define BANDB_DEVICE_ID_USOPTL4_2        0xAC42
+#define BANDB_DEVICE_ID_USOPTL4_2P       0xBC02
+#define BANDB_DEVICE_ID_USOPTL4_4        0xAC44
+#define BANDB_DEVICE_ID_USOPTL4_4P       0xBC03
+#define BANDB_DEVICE_ID_USOPTL2_4        0xAC24
 
 /* This driver also supports
  * ATEN UC2324 device using Moschip MCS7840
@@ -184,13 +188,17 @@ static const struct usb_device_id moschip_port_id_table[] = {
         {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7840)},
         {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7820)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_2)},
+        {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_2P)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_4)},
+        {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_4P)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_US9ML2_2)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_US9ML2_4)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USPTL4_2)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USPTL4_4)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_2)},
+        {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_2P)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_4)},
+        {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_4P)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL2_4)},
         {USB_DEVICE(USB_VENDOR_ID_ATENINTL, ATENINTL_DEVICE_ID_UC2324)},
         {USB_DEVICE(USB_VENDOR_ID_ATENINTL, ATENINTL_DEVICE_ID_UC2322)},
@@ -201,13 +209,17 @@ static const struct usb_device_id moschip_id_table_combined[] __devinitconst = {
         {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7840)},
         {USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7820)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_2)},
+        {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_2P)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_4)},
+        {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USO9ML2_4P)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_US9ML2_2)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_US9ML2_4)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USPTL4_2)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USPTL4_4)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_2)},
+        {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_2P)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_4)},
+        {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_4P)},
         {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL2_4)},
         {USB_DEVICE(USB_VENDOR_ID_ATENINTL, ATENINTL_DEVICE_ID_UC2324)},
         {USB_DEVICE(USB_VENDOR_ID_ATENINTL, ATENINTL_DEVICE_ID_UC2322)},
@@ -2273,6 +2285,9 @@ static int mos7840_ioctl(struct tty_struct *tty, struct file *file,
         case TIOCGICOUNT:
                 cnow = mos7840_port->icount;
                 smp_rmb();
+
+                memset(&icount, 0, sizeof(struct serial_icounter_struct));
+
                 icount.cts = cnow.cts;
                 icount.dsr = cnow.dsr;
                 icount.rng = cnow.rng;
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index adcbdb994de3..c46911af282f 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -164,6 +164,14 @@ static void option_instat_callback(struct urb *urb);
 #define YISO_VENDOR_ID                          0x0EAB
 #define YISO_PRODUCT_U893                       0xC893
 
+/*
+ * NOVATEL WIRELESS PRODUCTS
+ *
+ * Note from Novatel Wireless:
+ * If your Novatel modem does not work on linux, don't
+ * change the option module, but check our website. If
+ * that does not help, contact ddeschepper@nvtl.com
+*/
 /* MERLIN EVDO PRODUCTS */
 #define NOVATELWIRELESS_PRODUCT_V640            0x1100
 #define NOVATELWIRELESS_PRODUCT_V620            0x1110
@@ -185,24 +193,39 @@ static void option_instat_callback(struct urb *urb);
 #define NOVATELWIRELESS_PRODUCT_EU730           0x2400
 #define NOVATELWIRELESS_PRODUCT_EU740           0x2410
 #define NOVATELWIRELESS_PRODUCT_EU870D          0x2420
-
 /* OVATION PRODUCTS */
 #define NOVATELWIRELESS_PRODUCT_MC727           0x4100
 #define NOVATELWIRELESS_PRODUCT_MC950D          0x4400
-#define NOVATELWIRELESS_PRODUCT_U727            0x5010
-#define NOVATELWIRELESS_PRODUCT_MC727_NEW       0x5100
-#define NOVATELWIRELESS_PRODUCT_MC760           0x6000
+/*
+ * Note from Novatel Wireless:
+ * All PID in the 5xxx range are currently reserved for
+ * auto-install CDROMs, and should not be added to this
+ * module.
+ *
+ * #define NOVATELWIRELESS_PRODUCT_U727         0x5010
+ * #define NOVATELWIRELESS_PRODUCT_MC727_NEW    0x5100
+*/
 #define NOVATELWIRELESS_PRODUCT_OVMC760         0x6002
-
-/* FUTURE NOVATEL PRODUCTS */
-#define NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED  0X6001
-#define NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED  0X7000
-#define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED  0X7001
-#define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED 0X8000
-#define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED 0X8001
-#define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED 0X9000
-#define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED 0X9001
-#define NOVATELWIRELESS_PRODUCT_GLOBAL          0XA001
+#define NOVATELWIRELESS_PRODUCT_MC780           0x6010
+#define NOVATELWIRELESS_PRODUCT_EVDO_FULLSPEED  0x6000
+#define NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED  0x6001
+#define NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED  0x7000
+#define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED  0x7001
+#define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED3 0x7003
+#define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED4 0x7004
+#define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED5 0x7005
+#define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED6 0x7006
+#define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED7 0x7007
+#define NOVATELWIRELESS_PRODUCT_MC996D          0x7030
+#define NOVATELWIRELESS_PRODUCT_MF3470          0x7041
+#define NOVATELWIRELESS_PRODUCT_MC547           0x7042
+#define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED 0x8000
+#define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED 0x8001
+#define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED 0x9000
+#define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED 0x9001
+#define NOVATELWIRELESS_PRODUCT_G1              0xA001
+#define NOVATELWIRELESS_PRODUCT_G1_M            0xA002
+#define NOVATELWIRELESS_PRODUCT_G2              0xA010
 
 /* AMOI PRODUCTS */
 #define AMOI_VENDOR_ID                          0x1614
@@ -490,36 +513,44 @@ static const struct usb_device_id option_ids[] = {
         { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3765, 0xff, 0xff, 0xff) },
         { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_ETS1220, 0xff, 0xff, 0xff) },
         { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E14AC) },
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) }, /* Novatel Merlin V640/XV620 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) }, /* Novatel Merlin V620/S620 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) }, /* Novatel Merlin EX720/V740/X720 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V720) }, /* Novatel Merlin V720/S720/PC720 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U730) }, /* Novatel U730/U740 (VF version) */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U740) }, /* Novatel U740 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U870) }, /* Novatel U870 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_XU870) }, /* Novatel Merlin XU870 HSDPA/3G */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_X950D) }, /* Novatel X950D */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EV620) }, /* Novatel EV620/ES620 CDMA/EV-DO */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES720) }, /* Novatel ES620/ES720/U720/USB720 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_E725) }, /* Novatel E725/E726 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES620) }, /* Novatel Merlin ES620 SM Bus */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU730) }, /* Novatel EU730 and Vodafone EU740 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU740) }, /* Novatel non-Vodafone EU740 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU870D) }, /* Novatel EU850D/EU860D/EU870D */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC950D) }, /* Novatel MC930D/MC950D */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727) }, /* Novatel MC727/U727/USB727 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727_NEW) }, /* Novatel MC727/U727/USB727 refresh */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U727) }, /* Novatel MC727/U727/USB727 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC760) }, /* Novatel MC760/U760/USB760 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_OVMC760) }, /* Novatel Ovation MC760 */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED) }, /* Novatel HSPA product */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED) }, /* Novatel EVDO Embedded product */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED) }, /* Novatel HSPA Embedded product */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED) }, /* Novatel EVDO product */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED) }, /* Novatel HSPA product */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED) }, /* Novatel EVDO Embedded product */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED) }, /* Novatel HSPA Embedded product */
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL) }, /* Novatel Global product */
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V720) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U730) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U740) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U870) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_XU870) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_X950D) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EV620) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES720) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_E725) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES620) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU730) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU740) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU870D) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC950D) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_OVMC760) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC780) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_FULLSPEED) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED3) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED4) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED5) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED6) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED7) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC996D) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MF3470) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC547) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_G1) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_G1_M) },
+        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_G2) },
 
         { USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01) },
         { USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01A) },
diff --git a/drivers/usb/serial/ssu100.c b/drivers/usb/serial/ssu100.c
index 68c18fdfc6da..e986002b3844 100644
--- a/drivers/usb/serial/ssu100.c
+++ b/drivers/usb/serial/ssu100.c
@@ -46,7 +46,7 @@
 #define FULLPWRBIT          0x00000080
 #define NEXT_BOARD_POWER_BIT        0x00000004
 
-static int debug = 1;
+static int debug;
 
 /* Version Information */
 #define DRIVER_VERSION "v0.1"
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 29e850a7a2f9..7c8008225ee3 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -243,7 +243,7 @@ static int get_rx_bufs(struct vhost_virtqueue *vq,
         int r, nlogs = 0;
 
         while (datalen > 0) {
-                if (unlikely(headcount >= VHOST_NET_MAX_SG)) {
+                if (unlikely(seg >= VHOST_NET_MAX_SG)) {
                         r = -ENOBUFS;
                         goto err;
                 }
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index e05557d52999..dd3d6f7406f8 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -60,22 +60,25 @@ static int vhost_poll_wakeup(wait_queue_t *wait, unsigned mode, int sync,
         return 0;
 }
 
+static void vhost_work_init(struct vhost_work *work, vhost_work_fn_t fn)
+{
+        INIT_LIST_HEAD(&work->node);
+        work->fn = fn;
+        init_waitqueue_head(&work->done);
+        work->flushing = 0;
+        work->queue_seq = work->done_seq = 0;
+}
+
 /* Init poll structure */
 void vhost_poll_init(struct vhost_poll *poll, vhost_work_fn_t fn,
                      unsigned long mask, struct vhost_dev *dev)
 {
-        struct vhost_work *work = &poll->work;
-
         init_waitqueue_func_entry(&poll->wait, vhost_poll_wakeup);
         init_poll_funcptr(&poll->table, vhost_poll_func);
         poll->mask = mask;
         poll->dev = dev;
 
-        INIT_LIST_HEAD(&work->node);
-        work->fn = fn;
-        init_waitqueue_head(&work->done);
-        work->flushing = 0;
-        work->queue_seq = work->done_seq = 0;
+        vhost_work_init(&poll->work, fn);
 }
 
 /* Start polling a file. We add ourselves to file's wait queue. The caller must
@@ -95,35 +98,38 @@ void vhost_poll_stop(struct vhost_poll *poll)
         remove_wait_queue(poll->wqh, &poll->wait);
 }
 
-/* Flush any work that has been scheduled. When calling this, don't hold any
- * locks that are also used by the callback. */
-void vhost_poll_flush(struct vhost_poll *poll)
+static void vhost_work_flush(struct vhost_dev *dev, struct vhost_work *work)
 {
-        struct vhost_work *work = &poll->work;
         unsigned seq;
         int left;
         int flushing;
 
-        spin_lock_irq(&poll->dev->work_lock);
+        spin_lock_irq(&dev->work_lock);
         seq = work->queue_seq;
         work->flushing++;
-        spin_unlock_irq(&poll->dev->work_lock);
+        spin_unlock_irq(&dev->work_lock);
         wait_event(work->done, ({
-                   spin_lock_irq(&poll->dev->work_lock);
+                   spin_lock_irq(&dev->work_lock);
                    left = seq - work->done_seq <= 0;
-                   spin_unlock_irq(&poll->dev->work_lock);
+                   spin_unlock_irq(&dev->work_lock);
                    left;
         }));
-        spin_lock_irq(&poll->dev->work_lock);
+        spin_lock_irq(&dev->work_lock);
         flushing = --work->flushing;
-        spin_unlock_irq(&poll->dev->work_lock);
+        spin_unlock_irq(&dev->work_lock);
         BUG_ON(flushing < 0);
 }
 
-void vhost_poll_queue(struct vhost_poll *poll)
+/* Flush any work that has been scheduled. When calling this, don't hold any
+ * locks that are also used by the callback. */
+void vhost_poll_flush(struct vhost_poll *poll)
+{
+        vhost_work_flush(poll->dev, &poll->work);
+}
+
+static inline void vhost_work_queue(struct vhost_dev *dev,
+                                    struct vhost_work *work)
 {
-        struct vhost_dev *dev = poll->dev;
-        struct vhost_work *work = &poll->work;
         unsigned long flags;
 
         spin_lock_irqsave(&dev->work_lock, flags);
@@ -135,6 +141,11 @@ void vhost_poll_queue(struct vhost_poll *poll)
         spin_unlock_irqrestore(&dev->work_lock, flags);
 }
 
+void vhost_poll_queue(struct vhost_poll *poll)
+{
+        vhost_work_queue(poll->dev, &poll->work);
+}
+
 static void vhost_vq_reset(struct vhost_dev *dev,
                            struct vhost_virtqueue *vq)
 {
@@ -236,6 +247,29 @@ long vhost_dev_check_owner(struct vhost_dev *dev)
         return dev->mm == current->mm ? 0 : -EPERM;
 }
 
+struct vhost_attach_cgroups_struct {
+        struct vhost_work work;
+        struct task_struct *owner;
+        int ret;
+};
+
+static void vhost_attach_cgroups_work(struct vhost_work *work)
+{
+        struct vhost_attach_cgroups_struct *s;
+        s = container_of(work, struct vhost_attach_cgroups_struct, work);
+        s->ret = cgroup_attach_task_all(s->owner, current);
+}
+
+static int vhost_attach_cgroups(struct vhost_dev *dev)
+{
+        struct vhost_attach_cgroups_struct attach;
+        attach.owner = current;
+        vhost_work_init(&attach.work, vhost_attach_cgroups_work);
+        vhost_work_queue(dev, &attach.work);
+        vhost_work_flush(dev, &attach.work);
+        return attach.ret;
+}
+
 /* Caller should have device mutex */
 static long vhost_dev_set_owner(struct vhost_dev *dev)
 {
@@ -255,14 +289,16 @@ static long vhost_dev_set_owner(struct vhost_dev *dev)
         }
 
         dev->worker = worker;
-        err = cgroup_attach_task_current_cg(worker);
+        wake_up_process(worker);        /* avoid contributing to loadavg */
+
+        err = vhost_attach_cgroups(dev);
         if (err)
                 goto err_cgroup;
-        wake_up_process(worker);        /* avoid contributing to loadavg */
 
         return 0;
 err_cgroup:
         kthread_stop(worker);
+        dev->worker = NULL;
 err_worker:
         if (dev->mm)
                 mmput(dev->mm);
@@ -323,7 +359,10 @@ void vhost_dev_cleanup(struct vhost_dev *dev)
         dev->mm = NULL;
 
         WARN_ON(!list_empty(&dev->work_list));
-        kthread_stop(dev->worker);
+        if (dev->worker) {
+                kthread_stop(dev->worker);
+                dev->worker = NULL;
+        }
 }
 
 static int log_access_ok(void __user *log_base, u64 addr, unsigned long sz)
@@ -819,11 +858,12 @@ int vhost_log_write(struct vhost_virtqueue *vq, struct vhost_log *log,
                 if (r < 0)
                         return r;
                 len -= l;
-                if (!len)
+                if (!len) {
+                        if (vq->log_ctx)
+                                eventfd_signal(vq->log_ctx, 1);
                         return 0;
+                }
         }
-        if (vq->log_ctx)
-                eventfd_signal(vq->log_ctx, 1);
         /* Length written exceeds what we have stored. This is a bug. */
         BUG();
         return 0;
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index 84f842331dfa..7ccc967831f0 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -3508,7 +3508,7 @@ static void fbcon_exit(void)
         softback_buf = 0UL;
 
         for (i = 0; i < FB_MAX; i++) {
-                int pending;
+                int pending = 0;
 
                 mapped = 0;
                 info = registered_fb[i];
@@ -3516,7 +3516,8 @@ static void fbcon_exit(void)
                 if (info == NULL)
                         continue;
 
-                pending = cancel_work_sync(&info->queue);
+                if (info->queue.func)
+                        pending = cancel_work_sync(&info->queue);
                 DPRINTK("fbcon: %s pending work\n", (pending ? "canceled" :
                         "no"));
 
diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c
index 815f84b07933..70477c2e4b61 100644
--- a/drivers/video/efifb.c
+++ b/drivers/video/efifb.c
@@ -13,7 +13,7 @@
 #include <linux/platform_device.h>
 #include <linux/screen_info.h>
 #include <linux/dmi.h>
-
+#include <linux/pci.h>
 #include <video/vga.h>
 
 static struct fb_var_screeninfo efifb_defined __devinitdata = {
@@ -39,17 +39,31 @@ enum {
         M_I20,          /* 20-Inch iMac */
         M_I20_SR,       /* 20-Inch iMac (Santa Rosa) */
         M_I24,          /* 24-Inch iMac */
+        M_I24_8_1,      /* 24-Inch iMac, 8,1th gen */
+        M_I24_10_1,     /* 24-Inch iMac, 10,1th gen */
+        M_I27_11_1,     /* 27-Inch iMac, 11,1th gen */
         M_MINI,         /* Mac Mini */
+        M_MINI_3_1,     /* Mac Mini, 3,1th gen */
+        M_MINI_4_1,     /* Mac Mini, 4,1th gen */
         M_MB,           /* MacBook */
         M_MB_2,         /* MacBook, 2nd rev. */
         M_MB_3,         /* MacBook, 3rd rev. */
+        M_MB_5_1,       /* MacBook, 5th rev. */
+        M_MB_6_1,       /* MacBook, 6th rev. */
+        M_MB_7_1,       /* MacBook, 7th rev. */
         M_MB_SR,        /* MacBook, 2nd gen, (Santa Rosa) */
         M_MBA,          /* MacBook Air */
         M_MBP,          /* MacBook Pro */
         M_MBP_2,        /* MacBook Pro 2nd gen */
+        M_MBP_2_2,      /* MacBook Pro 2,2nd gen */
         M_MBP_SR,       /* MacBook Pro (Santa Rosa) */
         M_MBP_4,        /* MacBook Pro, 4th gen */
         M_MBP_5_1,    /* MacBook Pro, 5,1th gen */
+        M_MBP_5_2,      /* MacBook Pro, 5,2th gen */
+        M_MBP_5_3,      /* MacBook Pro, 5,3rd gen */
+        M_MBP_6_1,      /* MacBook Pro, 6,1th gen */
+        M_MBP_6_2,      /* MacBook Pro, 6,2th gen */
+        M_MBP_7_1,      /* MacBook Pro, 7,1th gen */
         M_UNKNOWN       /* placeholder */
 };
 
@@ -64,14 +78,28 @@ static struct efifb_dmi_info {
         [M_I20] = { "i20", 0x80010000, 1728 * 4, 1680, 1050 }, /* guess */
         [M_I20_SR] = { "imac7", 0x40010000, 1728 * 4, 1680, 1050 },
         [M_I24] = { "i24", 0x80010000, 2048 * 4, 1920, 1200 }, /* guess */
+        [M_I24_8_1] = { "imac8", 0xc0060000, 2048 * 4, 1920, 1200 },
+        [M_I24_10_1] = { "imac10", 0xc0010000, 2048 * 4, 1920, 1080 },
+        [M_I27_11_1] = { "imac11", 0xc0010000, 2560 * 4, 2560, 1440 },
         [M_MINI]= { "mini", 0x80000000, 2048 * 4, 1024, 768 },
+        [M_MINI_3_1] = { "mini31", 0x40010000, 1024 * 4, 1024, 768 },
+        [M_MINI_4_1] = { "mini41", 0xc0010000, 2048 * 4, 1920, 1200 },
         [M_MB] = { "macbook", 0x80000000, 2048 * 4, 1280, 800 },
+        [M_MB_5_1] = { "macbook51", 0x80010000, 2048 * 4, 1280, 800 },
+        [M_MB_6_1] = { "macbook61", 0x80010000, 2048 * 4, 1280, 800 },
+        [M_MB_7_1] = { "macbook71", 0x80010000, 2048 * 4, 1280, 800 },
         [M_MBA] = { "mba", 0x80000000, 2048 * 4, 1280, 800 },
         [M_MBP] = { "mbp", 0x80010000, 1472 * 4, 1440, 900 },
         [M_MBP_2] = { "mbp2", 0, 0, 0, 0 }, /* placeholder */
+        [M_MBP_2_2] = { "mbp22", 0x80010000, 1472 * 4, 1440, 900 },
         [M_MBP_SR] = { "mbp3", 0x80030000, 2048 * 4, 1440, 900 },
         [M_MBP_4] = { "mbp4", 0xc0060000, 2048 * 4, 1920, 1200 },
         [M_MBP_5_1] = { "mbp51", 0xc0010000, 2048 * 4, 1440, 900 },
+        [M_MBP_5_2] = { "mbp52", 0xc0010000, 2048 * 4, 1920, 1200 },
+        [M_MBP_5_3] = { "mbp53", 0xd0010000, 2048 * 4, 1440, 900 },
+        [M_MBP_6_1] = { "mbp61", 0x90030000, 2048 * 4, 1920, 1200 },
+        [M_MBP_6_2] = { "mbp62", 0x90030000, 2048 * 4, 1680, 1050 },
+        [M_MBP_7_1] = { "mbp71", 0xc0010000, 2048 * 4, 1280, 800 },
         [M_UNKNOWN] = { NULL, 0, 0, 0, 0 }
 };
 
@@ -92,7 +120,12 @@ static const struct dmi_system_id dmi_system_table[] __initconst = {
         EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "iMac6,1", M_I24),
         EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac6,1", M_I24),
         EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac7,1", M_I20_SR),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac8,1", M_I24_8_1),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac10,1", M_I24_10_1),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac11,1", M_I27_11_1),
         EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "Macmini1,1", M_MINI),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "Macmini3,1", M_MINI_3_1),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "Macmini4,1", M_MINI_4_1),
         EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBook1,1", M_MB),
         /* At least one of these two will be right; maybe both? */
         EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBook2,1", M_MB),
@@ -101,14 +134,23 @@ static const struct dmi_system_id dmi_system_table[] __initconst = {
         EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBook3,1", M_MB),
         EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook3,1", M_MB),
         EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook4,1", M_MB),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook5,1", M_MB_5_1),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook6,1", M_MB_6_1),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook7,1", M_MB_7_1),
         EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookAir1,1", M_MBA),
         EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro1,1", M_MBP),
         EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro2,1", M_MBP_2),
+        EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro2,2", M_MBP_2_2),
         EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro2,1", M_MBP_2),
         EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro3,1", M_MBP_SR),
         EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro3,1", M_MBP_SR),
         EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro4,1", M_MBP_4),
         EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro5,1", M_MBP_5_1),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro5,2", M_MBP_5_2),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro5,3", M_MBP_5_3),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro6,1", M_MBP_6_1),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro6,2", M_MBP_6_2),
+        EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro7,1", M_MBP_7_1),
         {},
 };
 
@@ -116,7 +158,7 @@ static int set_system(const struct dmi_system_id *id)
 {
         struct efifb_dmi_info *info = id->driver_data;
         if (info->base == 0)
-                return -ENODEV;
+                return 0;
 
         printk(KERN_INFO "efifb: dmi detected %s - framebuffer at %p "
                          "(%dx%d, stride %d)\n", id->ident,
@@ -124,18 +166,55 @@ static int set_system(const struct dmi_system_id *id)
                          info->stride);
 
         /* Trust the bootloader over the DMI tables */
-        if (screen_info.lfb_base == 0)
+        if (screen_info.lfb_base == 0) {
+#if defined(CONFIG_PCI)
+                struct pci_dev *dev = NULL;
+                int found_bar = 0;
+#endif
                 screen_info.lfb_base = info->base;
-        if (screen_info.lfb_linelength == 0)
-                screen_info.lfb_linelength = info->stride;
-        if (screen_info.lfb_width == 0)
-                screen_info.lfb_width = info->width;
-        if (screen_info.lfb_height == 0)
-                screen_info.lfb_height = info->height;
-        if (screen_info.orig_video_isVGA == 0)
-                screen_info.orig_video_isVGA = VIDEO_TYPE_EFI;
 
-        return 0;
+#if defined(CONFIG_PCI)
+                /* make sure that the address in the table is actually on a
+                 * VGA device's PCI BAR */
+
+                for_each_pci_dev(dev) {
+                        int i;
+                        if ((dev->class >> 8) != PCI_CLASS_DISPLAY_VGA)
+                                continue;
+                        for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
+                                resource_size_t start, end;
+
+                                start = pci_resource_start(dev, i);
+                                if (start == 0)
+                                        break;
+                                end = pci_resource_end(dev, i);
+                                if (screen_info.lfb_base >= start &&
+                                                screen_info.lfb_base < end) {
+                                        found_bar = 1;
+                                }
+                        }
+                }
+                if (!found_bar)
+                        screen_info.lfb_base = 0;
+#endif
+        }
+        if (screen_info.lfb_base) {
+                if (screen_info.lfb_linelength == 0)
+                        screen_info.lfb_linelength = info->stride;
+                if (screen_info.lfb_width == 0)
+                        screen_info.lfb_width = info->width;
+                if (screen_info.lfb_height == 0)
+                        screen_info.lfb_height = info->height;
+                if (screen_info.orig_video_isVGA == 0)
+                        screen_info.orig_video_isVGA = VIDEO_TYPE_EFI;
+        } else {
+                screen_info.lfb_linelength = 0;
+                screen_info.lfb_width = 0;
+                screen_info.lfb_height = 0;
+                screen_info.orig_video_isVGA = 0;
+                return 0;
+        }
+        return 1;
 }
 
 static int efifb_setcolreg(unsigned regno, unsigned red, unsigned green,
diff --git a/drivers/video/pxa168fb.c b/drivers/video/pxa168fb.c
index c91a7f70f7b0..a31a77ff6f3d 100644
--- a/drivers/video/pxa168fb.c
+++ b/drivers/video/pxa168fb.c
@@ -298,8 +298,8 @@ static void set_dma_control0(struct pxa168fb_info *fbi)
          * Set bit to enable graphics DMA.
          */
         x = readl(fbi->reg_base + LCD_SPU_DMA_CTRL0);
-        x |= fbi->active ? 0x00000100 : 0;
-        fbi->active = 0;
+        x &= ~CFG_GRA_ENA_MASK;
+        x |= fbi->active ? CFG_GRA_ENA(1) : CFG_GRA_ENA(0);
 
         /*
          * If we are in a pseudo-color mode, we need to enable
@@ -559,7 +559,7 @@ static struct fb_ops pxa168fb_ops = {
         .fb_imageblit   = cfb_imageblit,
 };
 
-static int __init pxa168fb_init_mode(struct fb_info *info,
+static int __devinit pxa168fb_init_mode(struct fb_info *info,
                               struct pxa168fb_mach_info *mi)
 {
         struct pxa168fb_info *fbi = info->par;
@@ -599,7 +599,7 @@ static int __init pxa168fb_init_mode(struct fb_info *info,
         return ret;
 }
 
-static int __init pxa168fb_probe(struct platform_device *pdev)
+static int __devinit pxa168fb_probe(struct platform_device *pdev)
 {
         struct pxa168fb_mach_info *mi;
         struct fb_info *info = 0;
@@ -792,7 +792,7 @@ static struct platform_driver pxa168fb_driver = {
         .probe          = pxa168fb_probe,
 };
 
-static int __devinit pxa168fb_init(void)
+static int __init pxa168fb_init(void)
 {
         return platform_driver_register(&pxa168fb_driver);
 }
diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c
index 559bf1727a2b..b52f8e4ef1fd 100644
--- a/drivers/video/sis/sis_main.c
+++ b/drivers/video/sis/sis_main.c
@@ -1701,6 +1701,9 @@ static int	sisfb_ioctl(struct fb_info *info, unsigned int cmd,
                 break;
 
            case FBIOGET_VBLANK:
+
+                memset(&sisvbblank, 0, sizeof(struct fb_vblank));
+
                 sisvbblank.count = 0;
                 sisvbblank.flags = sisfb_setupvbblankflags(ivideo, &sisvbblank.vcount, &sisvbblank.hcount);
 
diff --git a/drivers/video/via/ioctl.c b/drivers/video/via/ioctl.c
index da03c074e32a..4d553d0b8d7a 100644
--- a/drivers/video/via/ioctl.c
+++ b/drivers/video/via/ioctl.c
@@ -25,6 +25,8 @@ int viafb_ioctl_get_viafb_info(u_long arg)
 {
         struct viafb_ioctl_info viainfo;
 
+        memset(&viainfo, 0, sizeof(struct viafb_ioctl_info));
+
         viainfo.viafb_id = VIAID;
         viainfo.vendor_id = PCI_VIA_VENDOR_ID;
 
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index b036677df8c4..24efd8ea41bb 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -213,11 +213,11 @@ config OMAP_WATCHDOG
           here to enable the OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog timer.
 
 config PNX4008_WATCHDOG
-        tristate "PNX4008 Watchdog"
-        depends on ARCH_PNX4008
+        tristate "PNX4008 and LPC32XX Watchdog"
+        depends on ARCH_PNX4008 || ARCH_LPC32XX
         help
           Say Y here if to include support for the watchdog timer
-          in the PNX4008 processor.
+          in the PNX4008 or LPC32XX processor.
           This driver can be built as a module by choosing M. The module
           will be called pnx4008_wdt.
 
diff --git a/drivers/watchdog/sb_wdog.c b/drivers/watchdog/sb_wdog.c
index 88c83aa57303..f31493e65b38 100644
--- a/drivers/watchdog/sb_wdog.c
+++ b/drivers/watchdog/sb_wdog.c
@@ -305,7 +305,7 @@ static int __init sbwdog_init(void)
         if (ret) {
                 printk(KERN_ERR "%s: failed to request irq 1 - %d\n",
                                                 ident.identity, ret);
-                return ret;
+                goto out;
         }
 
         ret = misc_register(&sbwdog_miscdev);
@@ -313,14 +313,20 @@ static int __init sbwdog_init(void)
                 printk(KERN_INFO "%s: timeout is %ld.%ld secs\n",
                                 ident.identity,
                                 timeout / 1000000, (timeout / 100000) % 10);
-        } else
-                free_irq(1, (void *)user_dog);
+                return 0;
+        }
+        free_irq(1, (void *)user_dog);
+out:
+        unregister_reboot_notifier(&sbwdog_notifier);
+
         return ret;
 }
 
 static void __exit sbwdog_exit(void)
 {
         misc_deregister(&sbwdog_miscdev);
+        free_irq(1, (void *)user_dog);
+        unregister_reboot_notifier(&sbwdog_notifier);
 }
 
 module_init(sbwdog_init);
diff --git a/drivers/watchdog/ts72xx_wdt.c b/drivers/watchdog/ts72xx_wdt.c
index 458c499c1223..18cdeb4c4258 100644
--- a/drivers/watchdog/ts72xx_wdt.c
+++ b/drivers/watchdog/ts72xx_wdt.c
@@ -449,6 +449,9 @@ static __devinit int ts72xx_wdt_probe(struct platform_device *pdev)
         wdt->pdev = pdev;
         mutex_init(&wdt->lock);
 
+        /* make sure that the watchdog is disabled */
+        ts72xx_wdt_stop(wdt);
+
         error = misc_register(&ts72xx_wdt_miscdev);
         if (error) {
                 dev_err(&pdev->dev, "failed to register miscdev\n");
diff --git a/drivers/xen/xenbus/xenbus_probe.c b/drivers/xen/xenbus/xenbus_probe.c
index 29bac5118877..d409495876f1 100644
--- a/drivers/xen/xenbus/xenbus_probe.c
+++ b/drivers/xen/xenbus/xenbus_probe.c
@@ -755,7 +755,10 @@ int register_xenstore_notifier(struct notifier_block *nb)
 {
         int ret = 0;
 
-        blocking_notifier_chain_register(&xenstore_chain, nb);
+        if (xenstored_ready > 0)
+                ret = nb->notifier_call(nb, 0, NULL);
+        else
+                blocking_notifier_chain_register(&xenstore_chain, nb);
 
         return ret;
 }
@@ -769,7 +772,7 @@ EXPORT_SYMBOL_GPL(unregister_xenstore_notifier);
 
 void xenbus_probe(struct work_struct *unused)
 {
-        BUG_ON((xenstored_ready <= 0));
+        xenstored_ready = 1;
 
         /* Enumerate devices in xenstore and watch for changes. */
         xenbus_probe_devices(&xenbus_frontend);
@@ -835,8 +838,8 @@ static int __init xenbus_init(void)
                         xen_store_evtchn = xen_start_info->store_evtchn;
                         xen_store_mfn = xen_start_info->store_mfn;
                         xen_store_interface = mfn_to_virt(xen_store_mfn);
+                        xenstored_ready = 1;
                 }
-                xenstored_ready = 1;
         }
 
         /* Initialize the interface to xenstore. */