Merge branch 'x86/core' into perfcounters/core

Conflicts:
	arch/x86/kernel/apic/apic.c
	arch/x86/kernel/irqinit_32.c

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

174 files changed, 9682 insertions, 660 deletions

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index a7799a99f2d9..8a851d0f4384 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -254,13 +254,6 @@ config ACPI_PCI_SLOT
           help you correlate PCI bus addresses with the physical geography
           of your slots. If you are unsure, say N.
 
-config ACPI_SYSTEM
-        bool
-        default y
-        help
-          This driver will enable your system to shut down using ACPI, and
-          dump your ACPI DSDT table using /proc/acpi/dsdt.
-
 config X86_PM_TIMER
         bool "Power Management Timer Support" if EMBEDDED
         depends on X86
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index 65d90c720b5a..b130ea0d0759 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -52,7 +52,7 @@ obj-$(CONFIG_ACPI_PROCESSOR)	+= processor.o
 obj-$(CONFIG_ACPI_CONTAINER)    += container.o
 obj-$(CONFIG_ACPI_THERMAL)      += thermal.o
 obj-y                           += power.o
-obj-$(CONFIG_ACPI_SYSTEM)       += system.o event.o
+obj-y                           += system.o event.o
 obj-$(CONFIG_ACPI_DEBUG)        += debug.o
 obj-$(CONFIG_ACPI_NUMA)         += numa.o
 obj-$(CONFIG_ACPI_HOTPLUG_MEMORY)       += acpi_memhotplug.o
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 65132f920459..69cbc57c2d1c 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -138,6 +138,29 @@ static int acpi_battery_technology(struct acpi_battery *battery)
 
 static int acpi_battery_get_state(struct acpi_battery *battery);
 
+static int acpi_battery_is_charged(struct acpi_battery *battery)
+{
+        /* either charging or discharging */
+        if (battery->state != 0)
+                return 0;
+
+        /* battery not reporting charge */
+        if (battery->capacity_now == ACPI_BATTERY_VALUE_UNKNOWN ||
+            battery->capacity_now == 0)
+                return 0;
+
+        /* good batteries update full_charge as the batteries degrade */
+        if (battery->full_charge_capacity == battery->capacity_now)
+                return 1;
+
+        /* fallback to using design values for broken batteries */
+        if (battery->design_capacity == battery->capacity_now)
+                return 1;
+
+        /* we don't do any sort of metric based on percentages */
+        return 0;
+}
+
 static int acpi_battery_get_property(struct power_supply *psy,
                                      enum power_supply_property psp,
                                      union power_supply_propval *val)
@@ -155,7 +178,7 @@ static int acpi_battery_get_property(struct power_supply *psy,
                         val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
                 else if (battery->state & 0x02)
                         val->intval = POWER_SUPPLY_STATUS_CHARGING;
-                else if (battery->state == 0)
+                else if (acpi_battery_is_charged(battery))
                         val->intval = POWER_SUPPLY_STATUS_FULL;
                 else
                         val->intval = POWER_SUPPLY_STATUS_UNKNOWN;
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 5c2f5d343be6..2fe15060dcdc 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -120,6 +120,8 @@ static struct acpi_ec {
         spinlock_t curr_lock;
 } *boot_ec, *first_ec;
 
+static int EC_FLAGS_MSI; /* Out-of-spec MSI controller */
+
 /* --------------------------------------------------------------------------
                              Transaction Management
    -------------------------------------------------------------------------- */
@@ -259,6 +261,8 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec,
                 clear_bit(EC_FLAGS_GPE_MODE, &ec->flags);
                 acpi_disable_gpe(NULL, ec->gpe);
         }
+        if (EC_FLAGS_MSI)
+                udelay(ACPI_EC_DELAY);
         /* start transaction */
         spin_lock_irqsave(&ec->curr_lock, tmp);
         /* following two actions should be kept atomic */
@@ -967,6 +971,11 @@ int __init acpi_ec_ecdt_probe(void)
         /*
          * Generate a boot ec context
          */
+        if (dmi_name_in_vendors("Micro-Star") ||
+            dmi_name_in_vendors("Notebook")) {
+                pr_info(PREFIX "Enabling special treatment for EC from MSI.\n");
+                EC_FLAGS_MSI = 1;
+        }
         status = acpi_get_table(ACPI_SIG_ECDT, 1,
                                 (struct acpi_table_header **)&ecdt_ptr);
         if (ACPI_SUCCESS(status)) {
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index d1dd5160daa9..2b6c59028254 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -272,7 +272,7 @@ acpi_os_map_memory(acpi_physical_address phys, acpi_size size)
 }
 EXPORT_SYMBOL_GPL(acpi_os_map_memory);
 
-void acpi_os_unmap_memory(void __iomem * virt, acpi_size size)
+void __ref acpi_os_unmap_memory(void __iomem *virt, acpi_size size)
 {
         if (acpi_gbl_permanent_mmap)
                 iounmap(virt);
@@ -281,7 +281,7 @@ void acpi_os_unmap_memory(void __iomem * virt, acpi_size size)
 }
 EXPORT_SYMBOL_GPL(acpi_os_unmap_memory);
 
-void early_acpi_os_unmap_memory(void __iomem * virt, acpi_size size)
+void __init early_acpi_os_unmap_memory(void __iomem *virt, acpi_size size)
 {
         if (!acpi_gbl_permanent_mmap)
                 __acpi_unmap_table(virt, size);
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 0b299b0f8172..714cb046b594 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -773,18 +773,32 @@ unsigned int ata_sff_data_xfer32(struct ata_device *dev, unsigned char *buf,
         else
                 iowrite32_rep(data_addr, buf, words);
 
+        /* Transfer trailing bytes, if any */
         if (unlikely(slop)) {
-                __le32 pad;
+                unsigned char pad[4];
+
+                /* Point buf to the tail of buffer */
+                buf += buflen - slop;
+
+                /*
+                 * Use io*_rep() accessors here as well to avoid pointlessly
+                 * swapping bytes to and fro on the big endian machines...
+                 */
                 if (rw == READ) {
-                        pad = cpu_to_le32(ioread32(ap->ioaddr.data_addr));
-                        memcpy(buf + buflen - slop, &pad, slop);
+                        if (slop < 3)
+                                ioread16_rep(data_addr, pad, 1);
+                        else
+                                ioread32_rep(data_addr, pad, 1);
+                        memcpy(buf, pad, slop);
                 } else {
-                        memcpy(&pad, buf + buflen - slop, slop);
-                        iowrite32(le32_to_cpu(pad), ap->ioaddr.data_addr);
+                        memcpy(pad, buf, slop);
+                        if (slop < 3)
+                                iowrite16_rep(data_addr, pad, 1);
+                        else
+                                iowrite32_rep(data_addr, pad, 1);
                 }
-                words++;
         }
-        return words << 2;
+        return (buflen + 1) & ~1;
 }
 EXPORT_SYMBOL_GPL(ata_sff_data_xfer32);
 
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index 79a6c9a0b721..ba556d3e6963 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -110,7 +110,8 @@ static const struct via_isa_bridge {
         { "vt8237s",    PCI_DEVICE_ID_VIA_8237S,    0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
         { "vt8251",     PCI_DEVICE_ID_VIA_8251,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
         { "cx700",      PCI_DEVICE_ID_VIA_CX700,    0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_SATA_PATA },
-        { "vt6410",     PCI_DEVICE_ID_VIA_6410,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES},
+        { "vt6410",     PCI_DEVICE_ID_VIA_6410,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES },
+        { "vt6415",     PCI_DEVICE_ID_VIA_6415,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES },
         { "vt8237a",    PCI_DEVICE_ID_VIA_8237A,    0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
         { "vt8237",     PCI_DEVICE_ID_VIA_8237,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
         { "vt8235",     PCI_DEVICE_ID_VIA_8235,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
@@ -593,6 +594,7 @@ static int via_reinit_one(struct pci_dev *pdev)
 #endif
 
 static const struct pci_device_id via[] = {
+        { PCI_VDEVICE(VIA, 0x0415), },
         { PCI_VDEVICE(VIA, 0x0571), },
         { PCI_VDEVICE(VIA, 0x0581), },
         { PCI_VDEVICE(VIA, 0x1571), },
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 444af0415ca1..55a8eed3f3a3 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -421,19 +421,21 @@ static struct ata_port_operations nv_generic_ops = {
         .hardreset              = ATA_OP_NULL,
 };
 
-/* OSDL bz3352 reports that nf2/3 controllers can't determine device
- * signature reliably.  Also, the following thread reports detection
- * failure on cold boot with the standard debouncing timing.
+/* nf2 is ripe with hardreset related problems.
+ *
+ * kernel bz#3352 reports nf2/3 controllers can't determine device
+ * signature reliably.  The following thread reports detection failure
+ * on cold boot with the standard debouncing timing.
  *
  * http://thread.gmane.org/gmane.linux.ide/34098
  *
- * Debounce with hotplug timing and request follow-up SRST.
+ * And bz#12176 reports that hardreset simply doesn't work on nf2.
+ * Give up on it and just don't do hardreset.
  */
 static struct ata_port_operations nv_nf2_ops = {
-        .inherits               = &nv_common_ops,
+        .inherits               = &nv_generic_ops,
         .freeze                 = nv_nf2_freeze,
         .thaw                   = nv_nf2_thaw,
-        .hardreset              = nv_noclassify_hardreset,
 };
 
 /* For initial probing after boot and hot plugging, hardreset mostly
diff --git a/drivers/atm/lanai.c b/drivers/atm/lanai.c
index 144a49f15220..8733a2ea04c2 100644
--- a/drivers/atm/lanai.c
+++ b/drivers/atm/lanai.c
@@ -901,7 +901,7 @@ static int __devinit eeprom_read(struct lanai_dev *lanai)
                 clock_l(); udelay(5);
                 for (i = 128; i != 0; i >>= 1) {   /* write command out */
                         tmp = (lanai->conf1 & ~CONFIG1_PROMDATA) |
-                            (data & i) ? CONFIG1_PROMDATA : 0;
+                            ((data & i) ? CONFIG1_PROMDATA : 0);
                         if (lanai->conf1 != tmp) {
                                 set_config1(tmp);
                                 udelay(5);      /* Let new data settle */
diff --git a/drivers/base/base.h b/drivers/base/base.h
index 0a5f055dffba..9f50f1b545dc 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -88,8 +88,6 @@ extern void driver_detach(struct device_driver *drv);
 extern int driver_probe_device(struct device_driver *drv, struct device *dev);
 
 extern void sysdev_shutdown(void);
-extern int sysdev_suspend(pm_message_t state);
-extern int sysdev_resume(void);
 
 extern char *make_class_name(const char *name, struct kobject *kobj);
 
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index 315bed8d5e7f..135231239103 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -18,9 +18,11 @@
  */
 
 #include <linux/device.h>
+#include <linux/delay.h>
 #include <linux/module.h>
 #include <linux/kthread.h>
 #include <linux/wait.h>
+#include <linux/async.h>
 
 #include "base.h"
 #include "power/power.h"
@@ -168,6 +170,21 @@ int driver_probe_done(void)
 }
 
 /**
+ * wait_for_device_probe
+ * Wait for device probing to be completed.
+ *
+ * Note: this function polls at 100 msec intervals.
+ */
+int wait_for_device_probe(void)
+{
+        /* wait for the known devices to complete their probing */
+        while (driver_probe_done() != 0)
+                msleep(100);
+        async_synchronize_full();
+        return 0;
+}
+
+/**
  * driver_probe_device - attempt to bind device & driver together
  * @drv: driver to bind a device to
  * @dev: device to try to bind to the driver
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index 670c9d6c1407..2d14f4ae6c01 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -333,7 +333,6 @@ static void dpm_power_up(pm_message_t state)
  */
 void device_power_up(pm_message_t state)
 {
-        sysdev_resume();
         dpm_power_up(state);
 }
 EXPORT_SYMBOL_GPL(device_power_up);
@@ -577,8 +576,6 @@ int device_power_down(pm_message_t state)
                 }
                 dev->power.status = DPM_OFF_IRQ;
         }
-        if (!error)
-                error = sysdev_suspend(state);
         if (error)
                 dpm_power_up(resume_event(state));
         return error;
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index c98c31ec2f75..b428c8c4bc64 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -303,7 +303,6 @@ void sysdev_unregister(struct sys_device * sysdev)
  *      is guaranteed by virtue of the fact that child devices are registered
  *      after their parents.
  */
-
 void sysdev_shutdown(void)
 {
         struct sysdev_class * cls;
@@ -363,7 +362,6 @@ static void __sysdev_resume(struct sys_device *dev)
  *      This is only called by the device PM core, so we let them handle
  *      all synchronization.
  */
-
 int sysdev_suspend(pm_message_t state)
 {
         struct sysdev_class * cls;
@@ -432,7 +430,7 @@ aux_driver:
         }
         return ret;
 }
-
+EXPORT_SYMBOL_GPL(sysdev_suspend);
 
 /**
  *      sysdev_resume - Bring system devices back to life.
@@ -442,7 +440,6 @@ aux_driver:
  *
  *      Note: Interrupts are disabled when called.
  */
-
 int sysdev_resume(void)
 {
         struct sysdev_class * cls;
@@ -463,7 +460,7 @@ int sysdev_resume(void)
         }
         return 0;
 }
-
+EXPORT_SYMBOL_GPL(sysdev_resume);
 
 int __init system_bus_init(void)
 {
diff --git a/drivers/block/aoe/aoe.h b/drivers/block/aoe/aoe.h
index c237527b1aa5..5e41e6dd657b 100644
--- a/drivers/block/aoe/aoe.h
+++ b/drivers/block/aoe/aoe.h
@@ -18,6 +18,7 @@
 enum {
         AOECMD_ATA,
         AOECMD_CFG,
+        AOECMD_VEND_MIN = 0xf0,
 
         AOEFL_RSP = (1<<3),
         AOEFL_ERR = (1<<2),
diff --git a/drivers/block/aoe/aoenet.c b/drivers/block/aoe/aoenet.c
index 30de5b1c647e..c6099ba9a4b8 100644
--- a/drivers/block/aoe/aoenet.c
+++ b/drivers/block/aoe/aoenet.c
@@ -142,6 +142,8 @@ aoenet_rcv(struct sk_buff *skb, struct net_device *ifp, struct packet_type *pt,
                 aoecmd_cfg_rsp(skb);
                 break;
         default:
+                if (h->cmd >= AOECMD_VEND_MIN)
+                        break;  /* don't complain about vendor commands */
                 printk(KERN_INFO "aoe: unknown cmd %d\n", h->cmd);
         }
 exit:
diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c
index 69e1df7dfa14..4234c11c1e4c 100644
--- a/drivers/block/ataflop.c
+++ b/drivers/block/ataflop.c
@@ -1730,7 +1730,7 @@ static int __init fd_test_drive_present( int drive )
 
         timeout = jiffies + 2*HZ+HZ/2;
         while (time_before(jiffies, timeout))
-                if (!(mfp.par_dt_reg & 0x20))
+                if (!(st_mfp.par_dt_reg & 0x20))
                         break;
 
         status = FDC_READ( FDCREG_STATUS );
@@ -1747,7 +1747,7 @@ static int __init fd_test_drive_present( int drive )
                 /* dummy seek command to make WP bit accessible */
                 FDC_WRITE( FDCREG_DATA, 0 );
                 FDC_WRITE( FDCREG_CMD, FDCCMD_SEEK );
-                while( mfp.par_dt_reg & 0x20 )
+                while( st_mfp.par_dt_reg & 0x20 )
                         ;
                 status = FDC_READ( FDCREG_STATUS );
         }
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 01e69383d9c0..d2cb67b61176 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -3390,6 +3390,203 @@ static void free_hba(int i)
         kfree(p);
 }
 
+/* Send a message CDB to the firmware. */
+static __devinit int cciss_message(struct pci_dev *pdev, unsigned char opcode, unsigned char type)
+{
+        typedef struct {
+                CommandListHeader_struct CommandHeader;
+                RequestBlock_struct Request;
+                ErrDescriptor_struct ErrorDescriptor;
+        } Command;
+        static const size_t cmd_sz = sizeof(Command) + sizeof(ErrorInfo_struct);
+        Command *cmd;
+        dma_addr_t paddr64;
+        uint32_t paddr32, tag;
+        void __iomem *vaddr;
+        int i, err;
+
+        vaddr = ioremap_nocache(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0));
+        if (vaddr == NULL)
+                return -ENOMEM;
+
+        /* The Inbound Post Queue only accepts 32-bit physical addresses for the
+           CCISS commands, so they must be allocated from the lower 4GiB of
+           memory. */
+        err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
+        if (err) {
+                iounmap(vaddr);
+                return -ENOMEM;
+        }
+
+        cmd = pci_alloc_consistent(pdev, cmd_sz, &paddr64);
+        if (cmd == NULL) {
+                iounmap(vaddr);
+                return -ENOMEM;
+        }
+
+        /* This must fit, because of the 32-bit consistent DMA mask.  Also,
+           although there's no guarantee, we assume that the address is at
+           least 4-byte aligned (most likely, it's page-aligned). */
+        paddr32 = paddr64;
+
+        cmd->CommandHeader.ReplyQueue = 0;
+        cmd->CommandHeader.SGList = 0;
+        cmd->CommandHeader.SGTotal = 0;
+        cmd->CommandHeader.Tag.lower = paddr32;
+        cmd->CommandHeader.Tag.upper = 0;
+        memset(&cmd->CommandHeader.LUN.LunAddrBytes, 0, 8);
+
+        cmd->Request.CDBLen = 16;
+        cmd->Request.Type.Type = TYPE_MSG;
+        cmd->Request.Type.Attribute = ATTR_HEADOFQUEUE;
+        cmd->Request.Type.Direction = XFER_NONE;
+        cmd->Request.Timeout = 0; /* Don't time out */
+        cmd->Request.CDB[0] = opcode;
+        cmd->Request.CDB[1] = type;
+        memset(&cmd->Request.CDB[2], 0, 14); /* the rest of the CDB is reserved */
+
+        cmd->ErrorDescriptor.Addr.lower = paddr32 + sizeof(Command);
+        cmd->ErrorDescriptor.Addr.upper = 0;
+        cmd->ErrorDescriptor.Len = sizeof(ErrorInfo_struct);
+
+        writel(paddr32, vaddr + SA5_REQUEST_PORT_OFFSET);
+
+        for (i = 0; i < 10; i++) {
+                tag = readl(vaddr + SA5_REPLY_PORT_OFFSET);
+                if ((tag & ~3) == paddr32)
+                        break;
+                schedule_timeout_uninterruptible(HZ);
+        }
+
+        iounmap(vaddr);
+
+        /* we leak the DMA buffer here ... no choice since the controller could
+           still complete the command. */
+        if (i == 10) {
+                printk(KERN_ERR "cciss: controller message %02x:%02x timed out\n",
+                        opcode, type);
+                return -ETIMEDOUT;
+        }
+
+        pci_free_consistent(pdev, cmd_sz, cmd, paddr64);
+
+        if (tag & 2) {
+                printk(KERN_ERR "cciss: controller message %02x:%02x failed\n",
+                        opcode, type);
+                return -EIO;
+        }
+
+        printk(KERN_INFO "cciss: controller message %02x:%02x succeeded\n",
+                opcode, type);
+        return 0;
+}
+
+#define cciss_soft_reset_controller(p) cciss_message(p, 1, 0)
+#define cciss_noop(p) cciss_message(p, 3, 0)
+
+static __devinit int cciss_reset_msi(struct pci_dev *pdev)
+{
+/* the #defines are stolen from drivers/pci/msi.h. */
+#define msi_control_reg(base)           (base + PCI_MSI_FLAGS)
+#define PCI_MSIX_FLAGS_ENABLE           (1 << 15)
+
+        int pos;
+        u16 control = 0;
+
+        pos = pci_find_capability(pdev, PCI_CAP_ID_MSI);
+        if (pos) {
+                pci_read_config_word(pdev, msi_control_reg(pos), &control);
+                if (control & PCI_MSI_FLAGS_ENABLE) {
+                        printk(KERN_INFO "cciss: resetting MSI\n");
+                        pci_write_config_word(pdev, msi_control_reg(pos), control & ~PCI_MSI_FLAGS_ENABLE);
+                }
+        }
+
+        pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX);
+        if (pos) {
+                pci_read_config_word(pdev, msi_control_reg(pos), &control);
+                if (control & PCI_MSIX_FLAGS_ENABLE) {
+                        printk(KERN_INFO "cciss: resetting MSI-X\n");
+                        pci_write_config_word(pdev, msi_control_reg(pos), control & ~PCI_MSIX_FLAGS_ENABLE);
+                }
+        }
+
+        return 0;
+}
+
+/* This does a hard reset of the controller using PCI power management
+ * states. */
+static __devinit int cciss_hard_reset_controller(struct pci_dev *pdev)
+{
+        u16 pmcsr, saved_config_space[32];
+        int i, pos;
+
+        printk(KERN_INFO "cciss: using PCI PM to reset controller\n");
+
+        /* This is very nearly the same thing as
+
+           pci_save_state(pci_dev);
+           pci_set_power_state(pci_dev, PCI_D3hot);
+           pci_set_power_state(pci_dev, PCI_D0);
+           pci_restore_state(pci_dev);
+
+           but we can't use these nice canned kernel routines on
+           kexec, because they also check the MSI/MSI-X state in PCI
+           configuration space and do the wrong thing when it is
+           set/cleared.  Also, the pci_save/restore_state functions
+           violate the ordering requirements for restoring the
+           configuration space from the CCISS document (see the
+           comment below).  So we roll our own .... */
+
+        for (i = 0; i < 32; i++)
+                pci_read_config_word(pdev, 2*i, &saved_config_space[i]);
+
+        pos = pci_find_capability(pdev, PCI_CAP_ID_PM);
+        if (pos == 0) {
+                printk(KERN_ERR "cciss_reset_controller: PCI PM not supported\n");
+                return -ENODEV;
+        }
+
+        /* Quoting from the Open CISS Specification: "The Power
+         * Management Control/Status Register (CSR) controls the power
+         * state of the device.  The normal operating state is D0,
+         * CSR=00h.  The software off state is D3, CSR=03h.  To reset
+         * the controller, place the interface device in D3 then to
+         * D0, this causes a secondary PCI reset which will reset the
+         * controller." */
+
+        /* enter the D3hot power management state */
+        pci_read_config_word(pdev, pos + PCI_PM_CTRL, &pmcsr);
+        pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
+        pmcsr |= PCI_D3hot;
+        pci_write_config_word(pdev, pos + PCI_PM_CTRL, pmcsr);
+
+        schedule_timeout_uninterruptible(HZ >> 1);
+
+        /* enter the D0 power management state */
+        pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
+        pmcsr |= PCI_D0;
+        pci_write_config_word(pdev, pos + PCI_PM_CTRL, pmcsr);
+
+        schedule_timeout_uninterruptible(HZ >> 1);
+
+        /* Restore the PCI configuration space.  The Open CISS
+         * Specification says, "Restore the PCI Configuration
+         * Registers, offsets 00h through 60h. It is important to
+         * restore the command register, 16-bits at offset 04h,
+         * last. Do not restore the configuration status register,
+         * 16-bits at offset 06h."  Note that the offset is 2*i. */
+        for (i = 0; i < 32; i++) {
+                if (i == 2 || i == 3)
+                        continue;
+                pci_write_config_word(pdev, 2*i, saved_config_space[i]);
+        }
+        wmb();
+        pci_write_config_word(pdev, 4, saved_config_space[2]);
+
+        return 0;
+}
+
 /*
  *  This is it.  Find all the controllers and register them.  I really hate
  *  stealing all these major device numbers.
@@ -3404,6 +3601,24 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
         int dac, return_code;
         InquiryData_struct *inq_buff = NULL;
 
+        if (reset_devices) {
+                /* Reset the controller with a PCI power-cycle */
+                if (cciss_hard_reset_controller(pdev) || cciss_reset_msi(pdev))
+                        return -ENODEV;
+
+                /* Some devices (notably the HP Smart Array 5i Controller)
+                   need a little pause here */
+                schedule_timeout_uninterruptible(30*HZ);
+
+                /* Now try to get the controller to respond to a no-op */
+                for (i=0; i<12; i++) {
+                        if (cciss_noop(pdev) == 0)
+                                break;
+                        else
+                                printk("cciss: no-op failed%s\n", (i < 11 ? "; re-trying" : ""));
+                }
+        }
+
         i = alloc_cciss_hba();
         if (i < 0)
                 return -1;
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index cf29cc4e6ab7..83d8ed39433d 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -558,6 +558,8 @@ static void process_fd_request(void);
 static void recalibrate_floppy(void);
 static void floppy_shutdown(unsigned long);
 
+static int floppy_request_regions(int);
+static void floppy_release_regions(int);
 static int floppy_grab_irq_and_dma(void);
 static void floppy_release_irq_and_dma(void);
 
@@ -4274,8 +4276,7 @@ static int __init floppy_init(void)
                 FDCS->rawcmd = 2;
                 if (user_reset_fdc(-1, FD_RESET_ALWAYS, 0)) {
                         /* free ioports reserved by floppy_grab_irq_and_dma() */
-                        release_region(FDCS->address + 2, 4);
-                        release_region(FDCS->address + 7, 1);
+                        floppy_release_regions(fdc);
                         FDCS->address = -1;
                         FDCS->version = FDC_NONE;
                         continue;
@@ -4284,8 +4285,7 @@ static int __init floppy_init(void)
                 FDCS->version = get_fdc_version();
                 if (FDCS->version == FDC_NONE) {
                         /* free ioports reserved by floppy_grab_irq_and_dma() */
-                        release_region(FDCS->address + 2, 4);
-                        release_region(FDCS->address + 7, 1);
+                        floppy_release_regions(fdc);
                         FDCS->address = -1;
                         continue;
                 }
@@ -4358,6 +4358,47 @@ out_put_disk:
 
 static DEFINE_SPINLOCK(floppy_usage_lock);
 
+static const struct io_region {
+        int offset;
+        int size;
+} io_regions[] = {
+        { 2, 1 },
+        /* address + 3 is sometimes reserved by pnp bios for motherboard */
+        { 4, 2 },
+        /* address + 6 is reserved, and may be taken by IDE.
+         * Unfortunately, Adaptec doesn't know this :-(, */
+        { 7, 1 },
+};
+
+static void floppy_release_allocated_regions(int fdc, const struct io_region *p)
+{
+        while (p != io_regions) {
+                p--;
+                release_region(FDCS->address + p->offset, p->size);
+        }
+}
+
+#define ARRAY_END(X) (&((X)[ARRAY_SIZE(X)]))
+
+static int floppy_request_regions(int fdc)
+{
+        const struct io_region *p;
+
+        for (p = io_regions; p < ARRAY_END(io_regions); p++) {
+                if (!request_region(FDCS->address + p->offset, p->size, "floppy")) {
+                        DPRINT("Floppy io-port 0x%04lx in use\n", FDCS->address + p->offset);
+                        floppy_release_allocated_regions(fdc, p);
+                        return -EBUSY;
+                }
+        }
+        return 0;
+}
+
+static void floppy_release_regions(int fdc)
+{
+        floppy_release_allocated_regions(fdc, ARRAY_END(io_regions));
+}
+
 static int floppy_grab_irq_and_dma(void)
 {
         unsigned long flags;
@@ -4399,18 +4440,8 @@ static int floppy_grab_irq_and_dma(void)
 
         for (fdc = 0; fdc < N_FDC; fdc++) {
                 if (FDCS->address != -1) {
-                        if (!request_region(FDCS->address + 2, 4, "floppy")) {
-                                DPRINT("Floppy io-port 0x%04lx in use\n",
-                                       FDCS->address + 2);
-                                goto cleanup1;
-                        }
-                        if (!request_region(FDCS->address + 7, 1, "floppy DIR")) {
-                                DPRINT("Floppy io-port 0x%04lx in use\n",
-                                       FDCS->address + 7);
-                                goto cleanup2;
-                        }
-                        /* address + 6 is reserved, and may be taken by IDE.
-                         * Unfortunately, Adaptec doesn't know this :-(, */
+                        if (floppy_request_regions(fdc))
+                                goto cleanup;
                 }
         }
         for (fdc = 0; fdc < N_FDC; fdc++) {
@@ -4432,15 +4463,11 @@ static int floppy_grab_irq_and_dma(void)
         fdc = 0;
         irqdma_allocated = 1;
         return 0;
-cleanup2:
-        release_region(FDCS->address + 2, 4);
-cleanup1:
+cleanup:
         fd_free_irq();
         fd_free_dma();
-        while (--fdc >= 0) {
-                release_region(FDCS->address + 2, 4);
-                release_region(FDCS->address + 7, 1);
-        }
+        while (--fdc >= 0)
+                floppy_release_regions(fdc);
         spin_lock_irqsave(&floppy_usage_lock, flags);
         usage_count--;
         spin_unlock_irqrestore(&floppy_usage_lock, flags);
@@ -4501,10 +4528,8 @@ static void floppy_release_irq_and_dma(void)
 #endif
         old_fdc = fdc;
         for (fdc = 0; fdc < N_FDC; fdc++)
-                if (FDCS->address != -1) {
-                        release_region(FDCS->address + 2, 4);
-                        release_region(FDCS->address + 7, 1);
-                }
+                if (FDCS->address != -1)
+                        floppy_release_regions(fdc);
         fdc = old_fdc;
 }
 
diff --git a/drivers/block/paride/pg.c b/drivers/block/paride/pg.c
index 9dfa27163001..c397b3ddba9b 100644
--- a/drivers/block/paride/pg.c
+++ b/drivers/block/paride/pg.c
@@ -422,7 +422,7 @@ static void xs(char *buf, char *targ, int len)
 
         for (k = 0; k < len; k++) {
                 char c = *buf++;
-                if (c != ' ' || c != l)
+                if (c != ' ' && c != l)
                         l = *targ++ = c;
         }
         if (l == ' ')
diff --git a/drivers/char/scc.h b/drivers/char/scc.h
index 93998f5baff5..341b1142bea8 100644
--- a/drivers/char/scc.h
+++ b/drivers/char/scc.h
@@ -387,7 +387,7 @@ struct scc_port {
 /* The SCC needs 3.5 PCLK cycles recovery time between to register
  * accesses. PCLK runs with 8 MHz on an Atari, so this delay is 3.5 *
  * 125 ns = 437.5 ns. This is too short for udelay().
- * 10/16/95: A tstb mfp.par_dt_reg takes 600ns (sure?) and thus should be
+ * 10/16/95: A tstb st_mfp.par_dt_reg takes 600ns (sure?) and thus should be
  * quite right
  */
 
diff --git a/drivers/char/sx.c b/drivers/char/sx.c
index f146e90404fa..518f2a25d91e 100644
--- a/drivers/char/sx.c
+++ b/drivers/char/sx.c
@@ -1746,9 +1746,10 @@ static long sx_fw_ioctl(struct file *filp, unsigned int cmd,
                 sx_dprintk(SX_DEBUG_FIRMWARE, "returning type= %ld\n", rc);
                 break;
         case SXIO_DO_RAMTEST:
-                if (sx_initialized)     /* Already initialized: better not ramtest the board.  */
+                if (sx_initialized) {   /* Already initialized: better not ramtest the board.  */
                         rc = -EPERM;
                         break;
+                }
                 if (IS_SX_BOARD(board)) {
                         rc = do_memtest(board, 0, 0x7000);
                         if (!rc)
@@ -1788,7 +1789,7 @@ static long sx_fw_ioctl(struct file *filp, unsigned int cmd,
                                                 nbytes - i : SX_CHUNK_SIZE)) {
                                         kfree(tmp);
                                         rc = -EFAULT;
-                                        break;
+                                        goto out;
                                 }
                                 memcpy_toio(board->base2 + offset + i, tmp,
                                                 (i + SX_CHUNK_SIZE > nbytes) ?
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index a58993011edb..280a9d263eb3 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -518,6 +518,7 @@ struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, v
                                        dma_chan_name(chan), err);
                         else
                                 break;
+                        chan->private = NULL;
                         chan = NULL;
                 }
         }
@@ -536,6 +537,7 @@ void dma_release_channel(struct dma_chan *chan)
         WARN_ONCE(chan->client_count != 1,
                   "chan reference count %d != 1\n", chan->client_count);
         dma_chan_put(chan);
+        chan->private = NULL;
         mutex_unlock(&dma_list_mutex);
 }
 EXPORT_SYMBOL_GPL(dma_release_channel);
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c
index 6b702cc46b3d..a97c07eef7ec 100644
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw_dmac.c
@@ -560,7 +560,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
                 unsigned long flags)
 {
         struct dw_dma_chan      *dwc = to_dw_dma_chan(chan);
-        struct dw_dma_slave     *dws = dwc->dws;
+        struct dw_dma_slave     *dws = chan->private;
         struct dw_desc          *prev;
         struct dw_desc          *first;
         u32                     ctllo;
@@ -790,7 +790,7 @@ static int dwc_alloc_chan_resources(struct dma_chan *chan)
         cfghi = DWC_CFGH_FIFO_MODE;
         cfglo = 0;
 
-        dws = dwc->dws;
+        dws = chan->private;
         if (dws) {
                 /*
                  * We need controller-specific data to set up slave
@@ -866,7 +866,6 @@ static void dwc_free_chan_resources(struct dma_chan *chan)
         spin_lock_bh(&dwc->lock);
         list_splice_init(&dwc->free_list, &list);
         dwc->descs_allocated = 0;
-        dwc->dws = NULL;
 
         /* Disable interrupts */
         channel_clear_bit(dw, MASK.XFER, dwc->mask);
diff --git a/drivers/dma/dw_dmac_regs.h b/drivers/dma/dw_dmac_regs.h
index 00fdd187bb0c..b252b202c5cf 100644
--- a/drivers/dma/dw_dmac_regs.h
+++ b/drivers/dma/dw_dmac_regs.h
@@ -139,8 +139,6 @@ struct dw_dma_chan {
         struct list_head        queue;
         struct list_head        free_list;
 
-        struct dw_dma_slave     *dws;
-
         unsigned int            descs_allocated;
 };
 
diff --git a/drivers/firmware/memmap.c b/drivers/firmware/memmap.c
index 261b9aa3f248..05aa2d406ac6 100644
--- a/drivers/firmware/memmap.c
+++ b/drivers/firmware/memmap.c
@@ -1,7 +1,7 @@
 /*
  * linux/drivers/firmware/memmap.c
  *  Copyright (C) 2008 SUSE LINUX Products GmbH
- *  by Bernhard Walle <bwalle@suse.de>
+ *  by Bernhard Walle <bernhard.walle@gmx.de>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License v2.0 as published by
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 4be3acbaaf9a..3a22eb9be378 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -80,18 +80,17 @@ config DRM_I915
           XFree86 4.4 and above. If unsure, build this and i830 as modules and
           the X server will load the correct one.
 
-endchoice
-
 config DRM_I915_KMS
         bool "Enable modesetting on intel by default"
         depends on DRM_I915
         help
-        Choose this option if you want kernel modesetting enabled by default,
-        and you have a new enough userspace to support this. Running old
-        userspaces with this enabled will cause pain.  Note that this causes
-        the driver to bind to PCI devices, which precludes loading things
-        like intelfb.
+          Choose this option if you want kernel modesetting enabled by default,
+          and you have a new enough userspace to support this. Running old
+          userspaces with this enabled will cause pain.  Note that this causes
+          the driver to bind to PCI devices, which precludes loading things
+          like intelfb.
 
+endchoice
 
 config DRM_MGA
         tristate "Matrox g200/g400"
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index bfce0992fefb..94a768871734 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1741,9 +1741,8 @@ out:
  * RETURNS:
  * Zero on success, errno on failure.
  */
-void drm_fb_release(struct file *filp)
+void drm_fb_release(struct drm_file *priv)
 {
-        struct drm_file *priv = filp->private_data;
         struct drm_device *dev = priv->minor->dev;
         struct drm_framebuffer *fb, *tfb;
 
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 964c5eb1fada..733028b4d45e 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -512,8 +512,8 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
         if (drm_mode_equal(&saved_mode, &crtc->mode)) {
                 if (saved_x != crtc->x || saved_y != crtc->y ||
                     depth_changed || bpp_changed) {
-                        crtc_funcs->mode_set_base(crtc, crtc->x, crtc->y,
-                                                  old_fb);
+                        ret = !crtc_funcs->mode_set_base(crtc, crtc->x, crtc->y,
+                                                         old_fb);
                         goto done;
                 }
         }
@@ -552,7 +552,9 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
         /* Set up the DPLL and any encoders state that needs to adjust or depend
          * on the DPLL.
          */
-        crtc_funcs->mode_set(crtc, mode, adjusted_mode, x, y, old_fb);
+        ret = !crtc_funcs->mode_set(crtc, mode, adjusted_mode, x, y, old_fb);
+        if (!ret)
+            goto done;
 
         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
 
@@ -752,6 +754,8 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                         if (!drm_crtc_helper_set_mode(set->crtc, set->mode,
                                                       set->x, set->y,
                                                       old_fb)) {
+                                DRM_ERROR("failed to set mode on crtc %p\n",
+                                          set->crtc);
                                 ret = -EINVAL;
                                 goto fail_set_mode;
                         }
@@ -765,7 +769,10 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                 old_fb = set->crtc->fb;
                 if (set->crtc->fb != set->fb)
                         set->crtc->fb = set->fb;
-                crtc_funcs->mode_set_base(set->crtc, set->x, set->y, old_fb);
+                ret = crtc_funcs->mode_set_base(set->crtc,
+                                                set->x, set->y, old_fb);
+                if (ret != 0)
+                    goto fail_set_mode;
         }
 
         kfree(save_encoders);
@@ -775,8 +782,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 fail_set_mode:
         set->crtc->enabled = save_enabled;
         count = 0;
-        list_for_each_entry(connector, &dev->mode_config.connector_list, head)
+        list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+                if (!connector->encoder)
+                        continue;
+
                 connector->encoder->crtc = save_crtcs[count++];
+        }
 fail_no_encoder:
         kfree(save_crtcs);
         count = 0;
diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c
index b06a53715853..6c020fe5431c 100644
--- a/drivers/gpu/drm/drm_fops.c
+++ b/drivers/gpu/drm/drm_fops.c
@@ -457,6 +457,9 @@ int drm_release(struct inode *inode, struct file *filp)
         if (dev->driver->driver_features & DRIVER_GEM)
                 drm_gem_release(dev, file_priv);
 
+        if (dev->driver->driver_features & DRIVER_MODESET)
+                drm_fb_release(file_priv);
+
         mutex_lock(&dev->ctxlist_mutex);
         if (!list_empty(&dev->ctxlist)) {
                 struct drm_ctx_list *pos, *n;
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 6915fb82d0b0..88d3368ffddd 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -104,8 +104,8 @@ drm_gem_init(struct drm_device *dev)
 
         if (drm_mm_init(&mm->offset_manager, DRM_FILE_PAGE_OFFSET_START,
                         DRM_FILE_PAGE_OFFSET_SIZE)) {
-                drm_free(mm, sizeof(struct drm_gem_mm), DRM_MEM_MM);
                 drm_ht_remove(&mm->offset_hash);
+                drm_free(mm, sizeof(struct drm_gem_mm), DRM_MEM_MM);
                 return -ENOMEM;
         }
 
@@ -295,35 +295,37 @@ drm_gem_flink_ioctl(struct drm_device *dev, void *data,
                 return -EBADF;
 
 again:
-        if (idr_pre_get(&dev->object_name_idr, GFP_KERNEL) == 0)
-                return -ENOMEM;
+        if (idr_pre_get(&dev->object_name_idr, GFP_KERNEL) == 0) {
+                ret = -ENOMEM;
+                goto err;
+        }
 
         spin_lock(&dev->object_name_lock);
-        if (obj->name) {
-                args->name = obj->name;
+        if (!obj->name) {
+                ret = idr_get_new_above(&dev->object_name_idr, obj, 1,
+                                        &obj->name);
+                args->name = (uint64_t) obj->name;
                 spin_unlock(&dev->object_name_lock);
-                return 0;
-        }
-        ret = idr_get_new_above(&dev->object_name_idr, obj, 1,
-                                 &obj->name);
-        spin_unlock(&dev->object_name_lock);
-        if (ret == -EAGAIN)
-                goto again;
 
-        if (ret != 0) {
-                mutex_lock(&dev->struct_mutex);
-                drm_gem_object_unreference(obj);
-                mutex_unlock(&dev->struct_mutex);
-                return ret;
-        }
+                if (ret == -EAGAIN)
+                        goto again;
 
-        /*
-         * Leave the reference from the lookup around as the
-         * name table now holds one
-         */
-        args->name = (uint64_t) obj->name;
+                if (ret != 0)
+                        goto err;
 
-        return 0;
+                /* Allocate a reference for the name table.  */
+                drm_gem_object_reference(obj);
+        } else {
+                args->name = (uint64_t) obj->name;
+                spin_unlock(&dev->object_name_lock);
+                ret = 0;
+        }
+
+err:
+        mutex_lock(&dev->struct_mutex);
+        drm_gem_object_unreference(obj);
+        mutex_unlock(&dev->struct_mutex);
+        return ret;
 }
 
 /**
@@ -448,6 +450,7 @@ drm_gem_object_handle_free(struct kref *kref)
         spin_lock(&dev->object_name_lock);
         if (obj->name) {
                 idr_remove(&dev->object_name_idr, obj->name);
+                obj->name = 0;
                 spin_unlock(&dev->object_name_lock);
                 /*
                  * The object name held a reference to this object, drop
@@ -460,6 +463,26 @@ drm_gem_object_handle_free(struct kref *kref)
 }
 EXPORT_SYMBOL(drm_gem_object_handle_free);
 
+void drm_gem_vm_open(struct vm_area_struct *vma)
+{
+        struct drm_gem_object *obj = vma->vm_private_data;
+
+        drm_gem_object_reference(obj);
+}
+EXPORT_SYMBOL(drm_gem_vm_open);
+
+void drm_gem_vm_close(struct vm_area_struct *vma)
+{
+        struct drm_gem_object *obj = vma->vm_private_data;
+        struct drm_device *dev = obj->dev;
+
+        mutex_lock(&dev->struct_mutex);
+        drm_gem_object_unreference(obj);
+        mutex_unlock(&dev->struct_mutex);
+}
+EXPORT_SYMBOL(drm_gem_vm_close);
+
+
 /**
  * drm_gem_mmap - memory map routine for GEM objects
  * @filp: DRM file pointer
@@ -521,6 +544,14 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
 #endif
         vma->vm_page_prot = __pgprot(prot);
 
+        /* Take a ref for this mapping of the object, so that the fault
+         * handler can dereference the mmap offset's pointer to the object.
+         * This reference is cleaned up by the corresponding vm_close
+         * (which should happen whether the vma was created by this call, or
+         * by a vm_open due to mremap or partial unmap or whatever).
+         */
+        drm_gem_object_reference(obj);
+
         vma->vm_file = filp;    /* Needed for drm_vm_open() */
         drm_vm_open_locked(vma);
 
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 81f1cff56fd5..6949c2d58f1d 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -202,7 +202,7 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init)
                 dev_priv->ring.map.flags = 0;
                 dev_priv->ring.map.mtrr = 0;
 
-                drm_core_ioremap(&dev_priv->ring.map, dev);
+                drm_core_ioremap_wc(&dev_priv->ring.map, dev);
 
                 if (dev_priv->ring.map.handle == NULL) {
                         i915_dma_cleanup(dev);
@@ -1090,6 +1090,11 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
         dev_priv->mm.gtt_mapping =
                 io_mapping_create_wc(dev->agp->base,
                                      dev->agp->agp_info.aper_size * 1024*1024);
+        if (dev_priv->mm.gtt_mapping == NULL) {
+                ret = -EIO;
+                goto out_rmmap;
+        }
+
         /* Set up a WC MTRR for non-PAT systems.  This is more common than
          * one would think, because the kernel disables PAT on first
          * generation Core chips because WC PAT gets overridden by a UC
@@ -1122,7 +1127,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
         if (!I915_NEED_GFX_HWS(dev)) {
                 ret = i915_init_phys_hws(dev);
                 if (ret != 0)
-                        goto out_rmmap;
+                        goto out_iomapfree;
         }
 
         /* On the 945G/GM, the chipset reports the MSI capability on the
@@ -1161,6 +1166,8 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 
         return 0;
 
+out_iomapfree:
+        io_mapping_free(dev_priv->mm.gtt_mapping);
 out_rmmap:
         iounmap(dev_priv->regs);
 free_priv:
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index aac12ee31a46..b293ef0bae71 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -27,6 +27,7 @@
  *
  */
 
+#include <linux/device.h>
 #include "drmP.h"
 #include "drm.h"
 #include "i915_drm.h"
@@ -66,6 +67,14 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
 
         i915_save_state(dev);
 
+        /* If KMS is active, we do the leavevt stuff here */
+        if (drm_core_check_feature(dev, DRIVER_MODESET)) {
+                if (i915_gem_idle(dev))
+                        dev_err(&dev->pdev->dev,
+                                "GEM idle failed, resume may fail\n");
+                drm_irq_uninstall(dev);
+        }
+
         intel_opregion_free(dev);
 
         if (state.event == PM_EVENT_SUSPEND) {
@@ -79,6 +88,9 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
 
 static int i915_resume(struct drm_device *dev)
 {
+        struct drm_i915_private *dev_priv = dev->dev_private;
+        int ret = 0;
+
         pci_set_power_state(dev->pdev, PCI_D0);
         pci_restore_state(dev->pdev);
         if (pci_enable_device(dev->pdev))
@@ -89,11 +101,26 @@ static int i915_resume(struct drm_device *dev)
 
         intel_opregion_init(dev);
 
-        return 0;
+        /* KMS EnterVT equivalent */
+        if (drm_core_check_feature(dev, DRIVER_MODESET)) {
+                mutex_lock(&dev->struct_mutex);
+                dev_priv->mm.suspended = 0;
+
+                ret = i915_gem_init_ringbuffer(dev);
+                if (ret != 0)
+                        ret = -1;
+                mutex_unlock(&dev->struct_mutex);
+
+                drm_irq_install(dev);
+        }
+
+        return ret;
 }
 
 static struct vm_operations_struct i915_gem_vm_ops = {
         .fault = i915_gem_fault,
+        .open = drm_gem_vm_open,
+        .close = drm_gem_vm_close,
 };
 
 static struct drm_driver driver = {
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 7325363164f8..17fa40858d26 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -184,6 +184,8 @@ typedef struct drm_i915_private {
         unsigned int lvds_dither:1;
         unsigned int lvds_vbt:1;
         unsigned int int_crt_support:1;
+        unsigned int lvds_use_ssc:1;
+        int lvds_ssc_freq;
 
         struct drm_i915_fence_reg fence_regs[16]; /* assume 965 */
         int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */
@@ -616,6 +618,7 @@ int i915_gem_init_ringbuffer(struct drm_device *dev);
 void i915_gem_cleanup_ringbuffer(struct drm_device *dev);
 int i915_gem_do_init(struct drm_device *dev, unsigned long start,
                      unsigned long end);
+int i915_gem_idle(struct drm_device *dev);
 int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
 int i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj,
                                       int write);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 818576654092..e9882d0c2473 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -34,10 +34,6 @@
 
 #define I915_GEM_GPU_DOMAINS    (~(I915_GEM_DOMAIN_CPU | I915_GEM_DOMAIN_GTT))
 
-static void
-i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj,
-                                  uint32_t read_domains,
-                                  uint32_t write_domain);
 static void i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj);
 static void i915_gem_object_flush_gtt_write_domain(struct drm_gem_object *obj);
 static void i915_gem_object_flush_cpu_write_domain(struct drm_gem_object *obj);
@@ -215,7 +211,7 @@ fast_user_write(struct io_mapping *mapping,
 
         vaddr_atomic = io_mapping_map_atomic_wc(mapping, page_base);
         unwritten = __copy_from_user_inatomic_nocache(vaddr_atomic + page_offset,
-                                                      user_data, length);
+                                                      user_data, length, length);
         io_mapping_unmap_atomic(vaddr_atomic);
         if (unwritten)
                 return -EFAULT;
@@ -607,8 +603,6 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
         case -EAGAIN:
                 return VM_FAULT_OOM;
         case -EFAULT:
-        case -EBUSY:
-                DRM_ERROR("can't insert pfn??  fault or busy...\n");
                 return VM_FAULT_SIGBUS;
         default:
                 return VM_FAULT_NOPAGE;
@@ -684,6 +678,30 @@ out_free_list:
         return ret;
 }
 
+static void
+i915_gem_free_mmap_offset(struct drm_gem_object *obj)
+{
+        struct drm_device *dev = obj->dev;
+        struct drm_i915_gem_object *obj_priv = obj->driver_private;
+        struct drm_gem_mm *mm = dev->mm_private;
+        struct drm_map_list *list;
+
+        list = &obj->map_list;
+        drm_ht_remove_item(&mm->offset_hash, &list->hash);
+
+        if (list->file_offset_node) {
+                drm_mm_put_block(list->file_offset_node);
+                list->file_offset_node = NULL;
+        }
+
+        if (list->map) {
+                drm_free(list->map, sizeof(struct drm_map), DRM_MEM_DRIVER);
+                list->map = NULL;
+        }
+
+        obj_priv->mmap_offset = 0;
+}
+
 /**
  * i915_gem_get_gtt_alignment - return required GTT alignment for an object
  * @obj: object to check
@@ -758,8 +776,11 @@ i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data,
 
         if (!obj_priv->mmap_offset) {
                 ret = i915_gem_create_mmap_offset(obj);
-                if (ret)
+                if (ret) {
+                        drm_gem_object_unreference(obj);
+                        mutex_unlock(&dev->struct_mutex);
                         return ret;
+                }
         }
 
         args->offset = obj_priv->mmap_offset;
@@ -1030,6 +1051,9 @@ i915_gem_retire_requests(struct drm_device *dev)
         drm_i915_private_t *dev_priv = dev->dev_private;
         uint32_t seqno;
 
+        if (!dev_priv->hw_status_page)
+                return;
+
         seqno = i915_get_gem_seqno(dev);
 
         while (!list_empty(&dev_priv->mm.request_list)) {
@@ -1996,30 +2020,28 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write)
  *              drm_agp_chipset_flush
  */
 static void
-i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj,
-                                  uint32_t read_domains,
-                                  uint32_t write_domain)
+i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj)
 {
         struct drm_device               *dev = obj->dev;
         struct drm_i915_gem_object      *obj_priv = obj->driver_private;
         uint32_t                        invalidate_domains = 0;
         uint32_t                        flush_domains = 0;
 
-        BUG_ON(read_domains & I915_GEM_DOMAIN_CPU);
-        BUG_ON(write_domain == I915_GEM_DOMAIN_CPU);
+        BUG_ON(obj->pending_read_domains & I915_GEM_DOMAIN_CPU);
+        BUG_ON(obj->pending_write_domain == I915_GEM_DOMAIN_CPU);
 
 #if WATCH_BUF
         DRM_INFO("%s: object %p read %08x -> %08x write %08x -> %08x\n",
                  __func__, obj,
-                 obj->read_domains, read_domains,
-                 obj->write_domain, write_domain);
+                 obj->read_domains, obj->pending_read_domains,
+                 obj->write_domain, obj->pending_write_domain);
 #endif
         /*
          * If the object isn't moving to a new write domain,
          * let the object stay in multiple read domains
          */
-        if (write_domain == 0)
-                read_domains |= obj->read_domains;
+        if (obj->pending_write_domain == 0)
+                obj->pending_read_domains |= obj->read_domains;
         else
                 obj_priv->dirty = 1;
 
@@ -2029,15 +2051,17 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj,
          * any read domains which differ from the old
          * write domain
          */
-        if (obj->write_domain && obj->write_domain != read_domains) {
+        if (obj->write_domain &&
+            obj->write_domain != obj->pending_read_domains) {
                 flush_domains |= obj->write_domain;
-                invalidate_domains |= read_domains & ~obj->write_domain;
+                invalidate_domains |=
+                        obj->pending_read_domains & ~obj->write_domain;
         }
         /*
          * Invalidate any read caches which may have
          * stale data. That is, any new read domains.
          */
-        invalidate_domains |= read_domains & ~obj->read_domains;
+        invalidate_domains |= obj->pending_read_domains & ~obj->read_domains;
         if ((flush_domains | invalidate_domains) & I915_GEM_DOMAIN_CPU) {
 #if WATCH_BUF
                 DRM_INFO("%s: CPU domain flush %08x invalidate %08x\n",
@@ -2046,9 +2070,15 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj,
                 i915_gem_clflush_object(obj);
         }
 
-        if ((write_domain | flush_domains) != 0)
-                obj->write_domain = write_domain;
-        obj->read_domains = read_domains;
+        /* The actual obj->write_domain will be updated with
+         * pending_write_domain after we emit the accumulated flush for all
+         * of our domain changes in execbuffers (which clears objects'
+         * write_domains).  So if we have a current write domain that we
+         * aren't changing, set pending_write_domain to that.
+         */
+        if (flush_domains == 0 && obj->pending_write_domain == 0)
+                obj->pending_write_domain = obj->write_domain;
+        obj->read_domains = obj->pending_read_domains;
 
         dev->invalidate_domains |= invalidate_domains;
         dev->flush_domains |= flush_domains;
@@ -2251,6 +2281,8 @@ 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;
                 }
 
@@ -2480,13 +2512,15 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
         if (dev_priv->mm.wedged) {
                 DRM_ERROR("Execbuf while wedged\n");
                 mutex_unlock(&dev->struct_mutex);
-                return -EIO;
+                ret = -EIO;
+                goto pre_mutex_err;
         }
 
         if (dev_priv->mm.suspended) {
                 DRM_ERROR("Execbuf while VT-switched.\n");
                 mutex_unlock(&dev->struct_mutex);
-                return -EBUSY;
+                ret = -EBUSY;
+                goto pre_mutex_err;
         }
 
         /* Look up object handles */
@@ -2554,9 +2588,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
                 struct drm_gem_object *obj = object_list[i];
 
                 /* Compute new gpu domains and update invalidate/flush */
-                i915_gem_object_set_to_gpu_domain(obj,
-                                                  obj->pending_read_domains,
-                                                  obj->pending_write_domain);
+                i915_gem_object_set_to_gpu_domain(obj);
         }
 
         i915_verify_inactive(dev, __FILE__, __LINE__);
@@ -2575,6 +2607,12 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
                         (void)i915_add_request(dev, dev->flush_domains);
         }
 
+        for (i = 0; i < args->buffer_count; i++) {
+                struct drm_gem_object *obj = object_list[i];
+
+                obj->write_domain = obj->pending_write_domain;
+        }
+
         i915_verify_inactive(dev, __FILE__, __LINE__);
 
 #if WATCH_COHERENCY
@@ -2632,15 +2670,6 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
 
         i915_verify_inactive(dev, __FILE__, __LINE__);
 
-        /* Copy the new buffer offsets back to the user's exec list. */
-        ret = copy_to_user((struct drm_i915_relocation_entry __user *)
-                           (uintptr_t) args->buffers_ptr,
-                           exec_list,
-                           sizeof(*exec_list) * args->buffer_count);
-        if (ret)
-                DRM_ERROR("failed to copy %d exec entries "
-                          "back to user (%d)\n",
-                           args->buffer_count, ret);
 err:
         for (i = 0; i < pinned; i++)
                 i915_gem_object_unpin(object_list[i]);
@@ -2650,6 +2679,18 @@ err:
 
         mutex_unlock(&dev->struct_mutex);
 
+        if (!ret) {
+                /* Copy the new buffer offsets back to the user's exec list. */
+                ret = copy_to_user((struct drm_i915_relocation_entry __user *)
+                                   (uintptr_t) args->buffers_ptr,
+                                   exec_list,
+                                   sizeof(*exec_list) * args->buffer_count);
+                if (ret)
+                        DRM_ERROR("failed to copy %d exec entries "
+                                  "back to user (%d)\n",
+                                  args->buffer_count, ret);
+        }
+
 pre_mutex_err:
         drm_free(object_list, sizeof(*object_list) * args->buffer_count,
                  DRM_MEM_DRIVER);
@@ -2753,6 +2794,7 @@ i915_gem_pin_ioctl(struct drm_device *dev, void *data,
         if (obj_priv->pin_filp != NULL && obj_priv->pin_filp != file_priv) {
                 DRM_ERROR("Already pinned in i915_gem_pin_ioctl(): %d\n",
                           args->handle);
+                drm_gem_object_unreference(obj);
                 mutex_unlock(&dev->struct_mutex);
                 return -EINVAL;
         }
@@ -2833,6 +2875,13 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data,
                 return -EBADF;
         }
 
+        /* Update the active list for the hardware's current position.
+         * Otherwise this only updates on a delayed timer or when irqs are
+         * actually unmasked, and our working set ends up being larger than
+         * required.
+         */
+        i915_gem_retire_requests(dev);
+
         obj_priv = obj->driver_private;
         /* Don't count being on the flushing list against the object being
          * done.  Otherwise, a buffer left on the flushing list but not getting
@@ -2885,9 +2934,6 @@ int i915_gem_init_object(struct drm_gem_object *obj)
 void i915_gem_free_object(struct drm_gem_object *obj)
 {
         struct drm_device *dev = obj->dev;
-        struct drm_gem_mm *mm = dev->mm_private;
-        struct drm_map_list *list;
-        struct drm_map *map;
         struct drm_i915_gem_object *obj_priv = obj->driver_private;
 
         while (obj_priv->pin_count > 0)
@@ -2898,19 +2944,7 @@ void i915_gem_free_object(struct drm_gem_object *obj)
 
         i915_gem_object_unbind(obj);
 
-        list = &obj->map_list;
-        drm_ht_remove_item(&mm->offset_hash, &list->hash);
-
-        if (list->file_offset_node) {
-                drm_mm_put_block(list->file_offset_node);
-                list->file_offset_node = NULL;
-        }
-
-        map = list->map;
-        if (map) {
-                drm_free(map, sizeof(*map), DRM_MEM_DRIVER);
-                list->map = NULL;
-        }
+        i915_gem_free_mmap_offset(obj);
 
         drm_free(obj_priv->page_cpu_valid, 1, DRM_MEM_DRIVER);
         drm_free(obj->driver_private, 1, DRM_MEM_DRIVER);
@@ -2949,7 +2983,7 @@ i915_gem_evict_from_list(struct drm_device *dev, struct list_head *head)
         return 0;
 }
 
-static int
+int
 i915_gem_idle(struct drm_device *dev)
 {
         drm_i915_private_t *dev_priv = dev->dev_private;
@@ -3095,6 +3129,7 @@ i915_gem_init_hws(struct drm_device *dev)
         if (dev_priv->hw_status_page == NULL) {
                 DRM_ERROR("Failed to map status page.\n");
                 memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));
+                i915_gem_object_unpin(obj);
                 drm_gem_object_unreference(obj);
                 return -EINVAL;
         }
@@ -3107,6 +3142,31 @@ i915_gem_init_hws(struct drm_device *dev)
         return 0;
 }
 
+static void
+i915_gem_cleanup_hws(struct drm_device *dev)
+{
+        drm_i915_private_t *dev_priv = dev->dev_private;
+        struct drm_gem_object *obj;
+        struct drm_i915_gem_object *obj_priv;
+
+        if (dev_priv->hws_obj == NULL)
+                return;
+
+        obj = dev_priv->hws_obj;
+        obj_priv = obj->driver_private;
+
+        kunmap(obj_priv->page_list[0]);
+        i915_gem_object_unpin(obj);
+        drm_gem_object_unreference(obj);
+        dev_priv->hws_obj = NULL;
+
+        memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));
+        dev_priv->hw_status_page = NULL;
+
+        /* Write high address into HWS_PGA when disabling. */
+        I915_WRITE(HWS_PGA, 0x1ffff000);
+}
+
 int
 i915_gem_init_ringbuffer(struct drm_device *dev)
 {
@@ -3124,6 +3184,7 @@ i915_gem_init_ringbuffer(struct drm_device *dev)
         obj = drm_gem_object_alloc(dev, 128 * 1024);
         if (obj == NULL) {
                 DRM_ERROR("Failed to allocate ringbuffer\n");
+                i915_gem_cleanup_hws(dev);
                 return -ENOMEM;
         }
         obj_priv = obj->driver_private;
@@ -3131,6 +3192,7 @@ i915_gem_init_ringbuffer(struct drm_device *dev)
         ret = i915_gem_object_pin(obj, 4096);
         if (ret != 0) {
                 drm_gem_object_unreference(obj);
+                i915_gem_cleanup_hws(dev);
                 return ret;
         }
 
@@ -3148,7 +3210,9 @@ i915_gem_init_ringbuffer(struct drm_device *dev)
         if (ring->map.handle == NULL) {
                 DRM_ERROR("Failed to map ringbuffer.\n");
                 memset(&dev_priv->ring, 0, sizeof(dev_priv->ring));
+                i915_gem_object_unpin(obj);
                 drm_gem_object_unreference(obj);
+                i915_gem_cleanup_hws(dev);
                 return -EINVAL;
         }
         ring->ring_obj = obj;
@@ -3228,20 +3292,7 @@ i915_gem_cleanup_ringbuffer(struct drm_device *dev)
         dev_priv->ring.ring_obj = NULL;
         memset(&dev_priv->ring, 0, sizeof(dev_priv->ring));
 
-        if (dev_priv->hws_obj != NULL) {
-                struct drm_gem_object *obj = dev_priv->hws_obj;
-                struct drm_i915_gem_object *obj_priv = obj->driver_private;
-
-                kunmap(obj_priv->page_list[0]);
-                i915_gem_object_unpin(obj);
-                drm_gem_object_unreference(obj);
-                dev_priv->hws_obj = NULL;
-                memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));
-                dev_priv->hw_status_page = NULL;
-
-                /* Write high address into HWS_PGA when disabling. */
-                I915_WRITE(HWS_PGA, 0x1ffff000);
-        }
+        i915_gem_cleanup_hws(dev);
 }
 
 int
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index fa1685cba840..7fb4191ef934 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -299,9 +299,8 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
         }
         obj_priv->stride = args->stride;
 
-        mutex_unlock(&dev->struct_mutex);
-
         drm_gem_object_unreference(obj);
+        mutex_unlock(&dev->struct_mutex);
 
         return 0;
 }
@@ -340,9 +339,8 @@ i915_gem_get_tiling(struct drm_device *dev, void *data,
                 DRM_ERROR("unknown tiling mode\n");
         }
 
-        mutex_unlock(&dev->struct_mutex);
-
         drm_gem_object_unreference(obj);
+        mutex_unlock(&dev->struct_mutex);
 
         return 0;
 }
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 4ca82a025525..65be30dccc77 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -135,6 +135,14 @@ parse_general_features(struct drm_i915_private *dev_priv,
         if (general) {
                 dev_priv->int_tv_support = general->int_tv_support;
                 dev_priv->int_crt_support = general->int_crt_support;
+                dev_priv->lvds_use_ssc = general->enable_ssc;
+
+                if (dev_priv->lvds_use_ssc) {
+                  if (IS_I855(dev_priv->dev))
+                    dev_priv->lvds_ssc_freq = general->ssc_freq ? 66 : 48;
+                  else
+                    dev_priv->lvds_ssc_freq = general->ssc_freq ? 100 : 96;
+                }
         }
 }
 
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index bbdd72909a11..65b635ce28c8 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -90,12 +90,12 @@ typedef struct {
 #define I9XX_DOT_MAX             400000
 #define I9XX_VCO_MIN            1400000
 #define I9XX_VCO_MAX            2800000
-#define I9XX_N_MIN                    3
-#define I9XX_N_MAX                    8
+#define I9XX_N_MIN                    1
+#define I9XX_N_MAX                    6
 #define I9XX_M_MIN                   70
 #define I9XX_M_MAX                  120
 #define I9XX_M1_MIN                  10
-#define I9XX_M1_MAX                  20
+#define I9XX_M1_MAX                  22
 #define I9XX_M2_MIN                   5
 #define I9XX_M2_MAX                   9
 #define I9XX_P_SDVO_DAC_MIN           5
@@ -189,9 +189,7 @@ static const intel_limit_t *intel_limit(struct drm_crtc *crtc)
         return limit;
 }
 
-/** Derive the pixel clock for the given refclk and divisors for 8xx chips. */
-
-static void i8xx_clock(int refclk, intel_clock_t *clock)
+static void intel_clock(int refclk, intel_clock_t *clock)
 {
         clock->m = 5 * (clock->m1 + 2) + (clock->m2 + 2);
         clock->p = clock->p1 * clock->p2;
@@ -199,25 +197,6 @@ static void i8xx_clock(int refclk, intel_clock_t *clock)
         clock->dot = clock->vco / clock->p;
 }
 
-/** Derive the pixel clock for the given refclk and divisors for 9xx chips. */
-
-static void i9xx_clock(int refclk, intel_clock_t *clock)
-{
-        clock->m = 5 * (clock->m1 + 2) + (clock->m2 + 2);
-        clock->p = clock->p1 * clock->p2;
-        clock->vco = refclk * clock->m / (clock->n + 2);
-        clock->dot = clock->vco / clock->p;
-}
-
-static void intel_clock(struct drm_device *dev, int refclk,
-                        intel_clock_t *clock)
-{
-        if (IS_I9XX(dev))
-                i9xx_clock (refclk, clock);
-        else
-                i8xx_clock (refclk, clock);
-}
-
 /**
  * Returns whether any output on the specified pipe is of the specified type
  */
@@ -238,7 +217,7 @@ bool intel_pipe_has_type (struct drm_crtc *crtc, int type)
     return false;
 }
 
-#define INTELPllInvalid(s)   { /* ErrorF (s) */; return false; }
+#define INTELPllInvalid(s)   do { DRM_DEBUG(s); return false; } while (0)
 /**
  * Returns whether the given set of divisors are valid for a given refclk with
  * the given connectors.
@@ -318,7 +297,7 @@ static bool intel_find_best_PLL(struct drm_crtc *crtc, int target,
                                      clock.p1 <= limit->p1.max; clock.p1++) {
                                         int this_err;
 
-                                        intel_clock(dev, refclk, &clock);
+                                        intel_clock(refclk, &clock);
 
                                         if (!intel_PLL_is_valid(crtc, &clock))
                                                 continue;
@@ -343,7 +322,7 @@ intel_wait_for_vblank(struct drm_device *dev)
         udelay(20000);
 }
 
-static void
+static int
 intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                     struct drm_framebuffer *old_fb)
 {
@@ -361,11 +340,21 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
         int dspstride = (pipe == 0) ? DSPASTRIDE : DSPBSTRIDE;
         int dspcntr_reg = (pipe == 0) ? DSPACNTR : DSPBCNTR;
         u32 dspcntr, alignment;
+        int ret;
 
         /* no fb bound */
         if (!crtc->fb) {
                 DRM_DEBUG("No FB bound\n");
-                return;
+                return 0;
+        }
+
+        switch (pipe) {
+        case 0:
+        case 1:
+                break;
+        default:
+                DRM_ERROR("Can't update pipe %d in SAREA\n", pipe);
+                return -EINVAL;
         }
 
         intel_fb = to_intel_framebuffer(crtc->fb);
@@ -377,28 +366,30 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                 alignment = 64 * 1024;
                 break;
         case I915_TILING_X:
-                if (IS_I9XX(dev))
-                        alignment = 1024 * 1024;
-                else
-                        alignment = 512 * 1024;
+                /* pin() will align the object as required by fence */
+                alignment = 0;
                 break;
         case I915_TILING_Y:
                 /* FIXME: Is this true? */
                 DRM_ERROR("Y tiled not allowed for scan out buffers\n");
-                return;
+                return -EINVAL;
         default:
                 BUG();
         }
 
-        if (i915_gem_object_pin(intel_fb->obj, alignment))
-                return;
-
-        i915_gem_object_set_to_gtt_domain(intel_fb->obj, 1);
-
-        Start = obj_priv->gtt_offset;
-        Offset = y * crtc->fb->pitch + x * (crtc->fb->bits_per_pixel / 8);
+        mutex_lock(&dev->struct_mutex);
+        ret = i915_gem_object_pin(intel_fb->obj, alignment);
+        if (ret != 0) {
+                mutex_unlock(&dev->struct_mutex);
+                return ret;
+        }
 
-        I915_WRITE(dspstride, crtc->fb->pitch);
+        ret = i915_gem_object_set_to_gtt_domain(intel_fb->obj, 1);
+        if (ret != 0) {
+                i915_gem_object_unpin(intel_fb->obj);
+                mutex_unlock(&dev->struct_mutex);
+                return ret;
+        }
 
         dspcntr = I915_READ(dspcntr_reg);
         /* Mask out pixel format bits in case we change it */
@@ -419,11 +410,17 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                 break;
         default:
                 DRM_ERROR("Unknown color depth\n");
-                return;
+                i915_gem_object_unpin(intel_fb->obj);
+                mutex_unlock(&dev->struct_mutex);
+                return -EINVAL;
         }
         I915_WRITE(dspcntr_reg, dspcntr);
 
+        Start = obj_priv->gtt_offset;
+        Offset = y * crtc->fb->pitch + x * (crtc->fb->bits_per_pixel / 8);
+
         DRM_DEBUG("Writing base %08lX %08lX %d %d\n", Start, Offset, x, y);
+        I915_WRITE(dspstride, crtc->fb->pitch);
         if (IS_I965G(dev)) {
                 I915_WRITE(dspbase, Offset);
                 I915_READ(dspbase);
@@ -440,27 +437,24 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                 intel_fb = to_intel_framebuffer(old_fb);
                 i915_gem_object_unpin(intel_fb->obj);
         }
+        mutex_unlock(&dev->struct_mutex);
 
         if (!dev->primary->master)
-                return;
+                return 0;
 
         master_priv = dev->primary->master->driver_priv;
         if (!master_priv->sarea_priv)
-                return;
+                return 0;
 
-        switch (pipe) {
-        case 0:
-                master_priv->sarea_priv->pipeA_x = x;
-                master_priv->sarea_priv->pipeA_y = y;
-                break;
-        case 1:
+        if (pipe) {
                 master_priv->sarea_priv->pipeB_x = x;
                 master_priv->sarea_priv->pipeB_y = y;
-                break;
-        default:
-                DRM_ERROR("Can't update pipe %d in SAREA\n", pipe);
-                break;
+        } else {
+                master_priv->sarea_priv->pipeA_x = x;
+                master_priv->sarea_priv->pipeA_y = y;
         }
+
+        return 0;
 }
 
 
@@ -708,11 +702,11 @@ static int intel_panel_fitter_pipe (struct drm_device *dev)
         return 1;
 }
 
-static void intel_crtc_mode_set(struct drm_crtc *crtc,
-                                struct drm_display_mode *mode,
-                                struct drm_display_mode *adjusted_mode,
-                                int x, int y,
-                                struct drm_framebuffer *old_fb)
+static int intel_crtc_mode_set(struct drm_crtc *crtc,
+                               struct drm_display_mode *mode,
+                               struct drm_display_mode *adjusted_mode,
+                               int x, int y,
+                               struct drm_framebuffer *old_fb)
 {
         struct drm_device *dev = crtc->dev;
         struct drm_i915_private *dev_priv = dev->dev_private;
@@ -732,13 +726,14 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
         int dspsize_reg = (pipe == 0) ? DSPASIZE : DSPBSIZE;
         int dsppos_reg = (pipe == 0) ? DSPAPOS : DSPBPOS;
         int pipesrc_reg = (pipe == 0) ? PIPEASRC : PIPEBSRC;
-        int refclk;
+        int refclk, num_outputs = 0;
         intel_clock_t clock;
         u32 dpll = 0, fp = 0, dspcntr, pipeconf;
         bool ok, is_sdvo = false, is_dvo = false;
         bool is_crt = false, is_lvds = false, is_tv = false;
         struct drm_mode_config *mode_config = &dev->mode_config;
         struct drm_connector *connector;
+        int ret;
 
         drm_vblank_pre_modeset(dev, pipe);
 
@@ -768,9 +763,14 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
                         is_crt = true;
                         break;
                 }
+
+                num_outputs++;
         }
 
-        if (IS_I9XX(dev)) {
+        if (is_lvds && dev_priv->lvds_use_ssc && num_outputs < 2) {
+                refclk = dev_priv->lvds_ssc_freq * 1000;
+                DRM_DEBUG("using SSC reference clock of %d MHz\n", refclk / 1000);
+        } else if (IS_I9XX(dev)) {
                 refclk = 96000;
         } else {
                 refclk = 48000;
@@ -779,7 +779,7 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
         ok = intel_find_best_PLL(crtc, adjusted_mode->clock, refclk, &clock);
         if (!ok) {
                 DRM_ERROR("Couldn't find PLL settings for mode!\n");
-                return;
+                return -EINVAL;
         }
 
         fp = clock.n << 16 | clock.m1 << 8 | clock.m2;
@@ -829,11 +829,14 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
                 }
         }
 
-        if (is_tv) {
+        if (is_sdvo && is_tv)
+                dpll |= PLL_REF_INPUT_TVCLKINBC;
+        else if (is_tv)
                 /* XXX: just matching BIOS for now */
-/*      dpll |= PLL_REF_INPUT_TVCLKINBC; */
+                /*      dpll |= PLL_REF_INPUT_TVCLKINBC; */
                 dpll |= 3;
-        }
+        else if (is_lvds && dev_priv->lvds_use_ssc && num_outputs < 2)
+                dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
         else
                 dpll |= PLL_REF_INPUT_DREFCLK;
 
@@ -950,9 +953,13 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
         I915_WRITE(dspcntr_reg, dspcntr);
 
         /* Flush the plane changes */
-        intel_pipe_set_base(crtc, x, y, old_fb);
+        ret = intel_pipe_set_base(crtc, x, y, old_fb);
+        if (ret != 0)
+            return ret;
 
         drm_vblank_post_modeset(dev, pipe);
+
+        return 0;
 }
 
 /** Loads the palette/gamma unit for the CRTC with the prepared values */
@@ -1001,6 +1008,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
                 temp = CURSOR_MODE_DISABLE;
                 addr = 0;
                 bo = NULL;
+                mutex_lock(&dev->struct_mutex);
                 goto finish;
         }
 
@@ -1023,18 +1031,19 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
         }
 
         /* we only need to pin inside GTT if cursor is non-phy */
+        mutex_lock(&dev->struct_mutex);
         if (!dev_priv->cursor_needs_physical) {
                 ret = i915_gem_object_pin(bo, PAGE_SIZE);
                 if (ret) {
                         DRM_ERROR("failed to pin cursor bo\n");
-                        goto fail;
+                        goto fail_locked;
                 }
                 addr = obj_priv->gtt_offset;
         } else {
                 ret = i915_gem_attach_phys_object(dev, bo, (pipe == 0) ? I915_GEM_PHYS_CURSOR_0 : I915_GEM_PHYS_CURSOR_1);
                 if (ret) {
                         DRM_ERROR("failed to attach phys object\n");
-                        goto fail;
+                        goto fail_locked;
                 }
                 addr = obj_priv->phys_obj->handle->busaddr;
         }
@@ -1054,10 +1063,9 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
                                 i915_gem_detach_phys_object(dev, intel_crtc->cursor_bo);
                 } else
                         i915_gem_object_unpin(intel_crtc->cursor_bo);
-                mutex_lock(&dev->struct_mutex);
                 drm_gem_object_unreference(intel_crtc->cursor_bo);
-                mutex_unlock(&dev->struct_mutex);
         }
+        mutex_unlock(&dev->struct_mutex);
 
         intel_crtc->cursor_addr = addr;
         intel_crtc->cursor_bo = bo;
@@ -1065,6 +1073,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
         return 0;
 fail:
         mutex_lock(&dev->struct_mutex);
+fail_locked:
         drm_gem_object_unreference(bo);
         mutex_unlock(&dev->struct_mutex);
         return ret;
@@ -1292,7 +1301,7 @@ static int intel_crtc_clock_get(struct drm_device *dev, struct drm_crtc *crtc)
                 }
 
                 /* XXX: Handle the 100Mhz refclk */
-                i9xx_clock(96000, &clock);
+                intel_clock(96000, &clock);
         } else {
                 bool is_lvds = (pipe == 1) && (I915_READ(LVDS) & LVDS_PORT_EN);
 
@@ -1304,9 +1313,9 @@ static int intel_crtc_clock_get(struct drm_device *dev, struct drm_crtc *crtc)
                         if ((dpll & PLL_REF_INPUT_MASK) ==
                             PLLB_REF_INPUT_SPREADSPECTRUMIN) {
                                 /* XXX: might not be 66MHz */
-                                i8xx_clock(66000, &clock);
+                                intel_clock(66000, &clock);
                         } else
-                                i8xx_clock(48000, &clock);
+                                intel_clock(48000, &clock);
                 } else {
                         if (dpll & PLL_P1_DIVIDE_BY_TWO)
                                 clock.p1 = 2;
@@ -1319,7 +1328,7 @@ static int intel_crtc_clock_get(struct drm_device *dev, struct drm_crtc *crtc)
                         else
                                 clock.p2 = 2;
 
-                        i8xx_clock(48000, &clock);
+                        intel_clock(48000, &clock);
                 }
         }
 
@@ -1598,7 +1607,9 @@ intel_user_framebuffer_create(struct drm_device *dev,
 
         ret = intel_framebuffer_create(dev, mode_cmd, &fb, obj);
         if (ret) {
+                mutex_lock(&dev->struct_mutex);
                 drm_gem_object_unreference(obj);
+                mutex_unlock(&dev->struct_mutex);
                 return NULL;
         }
 
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index afd1217b8a02..b7f0ebe9f810 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -473,7 +473,7 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
         ret = intel_framebuffer_create(dev, &mode_cmd, &fb, fbo);
         if (ret) {
                 DRM_ERROR("failed to allocate fb.\n");
-                goto out_unref;
+                goto out_unpin;
         }
 
         list_add(&fb->filp_head, &dev->mode_config.fb_kernel_list);
@@ -484,7 +484,7 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
         info = framebuffer_alloc(sizeof(struct intelfb_par), device);
         if (!info) {
                 ret = -ENOMEM;
-                goto out_unref;
+                goto out_unpin;
         }
 
         par = info->par;
@@ -513,7 +513,7 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
                                        size);
         if (!info->screen_base) {
                 ret = -ENOSPC;
-                goto out_unref;
+                goto out_unpin;
         }
         info->screen_size = size;
 
@@ -608,6 +608,8 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
         mutex_unlock(&dev->struct_mutex);
         return 0;
 
+out_unpin:
+        i915_gem_object_unpin(fbo);
 out_unref:
         drm_gem_object_unreference(fbo);
         mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 6d4f91265354..0d211af98854 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -481,8 +481,6 @@ void intel_lvds_init(struct drm_device *dev)
                 if (dev_priv->panel_fixed_mode) {
                         dev_priv->panel_fixed_mode->type |=
                                 DRM_MODE_TYPE_PREFERRED;
-                        drm_mode_probed_add(connector,
-                                            dev_priv->panel_fixed_mode);
                         goto out;
                 }
         }
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index a30508b639ba..fbe6f3931b1b 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -193,7 +193,7 @@ static bool intel_sdvo_write_byte(struct intel_output *intel_output, int addr,
 
 #define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
 /** Mapping of command numbers to names, for debug output */
-const static struct _sdvo_cmd_name {
+static const struct _sdvo_cmd_name {
         u8 cmd;
         char *name;
 } sdvo_cmd_names[] = {
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index fbb35dc56f5c..56485d67369b 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -411,7 +411,7 @@ struct tv_mode {
  * These values account for -1s required.
  */
 
-const static struct tv_mode tv_modes[] = {
+static const struct tv_mode tv_modes[] = {
         {
                 .name           = "NTSC-M",
                 .clock          = 107520,
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index df4cf97e5d97..92965dbb3c14 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -557,8 +557,10 @@ static int radeon_do_engine_reset(struct drm_device * dev)
 }
 
 static void radeon_cp_init_ring_buffer(struct drm_device * dev,
-                                       drm_radeon_private_t * dev_priv)
+                                       drm_radeon_private_t *dev_priv,
+                                       struct drm_file *file_priv)
 {
+        struct drm_radeon_master_private *master_priv;
         u32 ring_start, cur_read_ptr;
         u32 tmp;
 
@@ -677,6 +679,14 @@ static void radeon_cp_init_ring_buffer(struct drm_device * dev,
         dev_priv->scratch[2] = 0;
         RADEON_WRITE(RADEON_LAST_CLEAR_REG, 0);
 
+        /* reset sarea copies of these */
+        master_priv = file_priv->master->driver_priv;
+        if (master_priv->sarea_priv) {
+                master_priv->sarea_priv->last_frame = 0;
+                master_priv->sarea_priv->last_dispatch = 0;
+                master_priv->sarea_priv->last_clear = 0;
+        }
+
         radeon_do_wait_for_idle(dev_priv);
 
         /* Sync everything up */
@@ -1215,7 +1225,7 @@ static int radeon_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
         }
 
         radeon_cp_load_microcode(dev_priv);
-        radeon_cp_init_ring_buffer(dev, dev_priv);
+        radeon_cp_init_ring_buffer(dev, dev_priv, file_priv);
 
         dev_priv->last_buf = 0;
 
@@ -1281,7 +1291,7 @@ static int radeon_do_cleanup_cp(struct drm_device * dev)
  *
  * Charl P. Botha <http://cpbotha.net>
  */
-static int radeon_do_resume_cp(struct drm_device * dev)
+static int radeon_do_resume_cp(struct drm_device *dev, struct drm_file *file_priv)
 {
         drm_radeon_private_t *dev_priv = dev->dev_private;
 
@@ -1304,7 +1314,7 @@ static int radeon_do_resume_cp(struct drm_device * dev)
         }
 
         radeon_cp_load_microcode(dev_priv);
-        radeon_cp_init_ring_buffer(dev, dev_priv);
+        radeon_cp_init_ring_buffer(dev, dev_priv, file_priv);
 
         radeon_do_engine_reset(dev);
         radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1);
@@ -1479,8 +1489,7 @@ int radeon_cp_idle(struct drm_device *dev, void *data, struct drm_file *file_pri
  */
 int radeon_cp_resume(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
-
-        return radeon_do_resume_cp(dev);
+        return radeon_do_resume_cp(dev, file_priv);
 }
 
 int radeon_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_priv)
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 6cad69ed21c5..1cc967448f4d 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1300,7 +1300,13 @@ static const struct hid_device_id hid_blacklist[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
         { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
 
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, 0x030c) },
         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
@@ -1605,6 +1611,7 @@ static const struct hid_device_id hid_ignore_list[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
+        { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
         { HID_USB_DEVICE(USB_VENDOR_ID_SOUNDGRAPH, USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD) },
         { HID_USB_DEVICE(USB_VENDOR_ID_SOUNDGRAPH, USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD2) },
         { HID_USB_DEVICE(USB_VENDOR_ID_SOUNDGRAPH, USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD3) },
@@ -1612,10 +1619,6 @@ static const struct hid_device_id hid_ignore_list[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_SOUNDGRAPH, USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD5) },
         { HID_USB_DEVICE(USB_VENDOR_ID_TENX, USB_DEVICE_ID_TENX_IBUDDY1) },
         { HID_USB_DEVICE(USB_VENDOR_ID_TENX, USB_DEVICE_ID_TENX_IBUDDY2) },
-        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
-        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
-        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
-        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
@@ -1626,8 +1629,6 @@ static const struct hid_device_id hid_ignore_list[] = {
         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
         { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
-        { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
-        { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
         { }
 };
 
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index e899f510ebeb..88511970508d 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -348,6 +348,9 @@
 #define USB_VENDOR_ID_PLAYDOTCOM        0x0b43
 #define USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII      0x0003
 
+#define USB_VENDOR_ID_POWERCOM          0x0d9f
+#define USB_DEVICE_ID_POWERCOM_UPS      0x0002
+
 #define USB_VENDOR_ID_SAITEK            0x06a3
 #define USB_DEVICE_ID_SAITEK_RUMBLEPAD  0xff17
 
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 732449628971..02b19db5442e 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -267,8 +267,10 @@ static long hidraw_ioctl(struct file *file, unsigned int cmd,
                 default:
                         {
                                 struct hid_device *hid = dev->hid;
-                                if (_IOC_TYPE(cmd) != 'H' || _IOC_DIR(cmd) != _IOC_READ)
-                                        return -EINVAL;
+                                if (_IOC_TYPE(cmd) != 'H' || _IOC_DIR(cmd) != _IOC_READ) {
+                                        ret = -EINVAL;
+                                        break;
+                                }
 
                                 if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGRAWNAME(0))) {
                                         int len;
@@ -277,8 +279,9 @@ static long hidraw_ioctl(struct file *file, unsigned int cmd,
                                         len = strlen(hid->name) + 1;
                                         if (len > _IOC_SIZE(cmd))
                                                 len = _IOC_SIZE(cmd);
-                                        return copy_to_user(user_arg, hid->name, len) ?
+                                        ret = copy_to_user(user_arg, hid->name, len) ?
                                                 -EFAULT : len;
+                                        break;
                                 }
 
                                 if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGRAWPHYS(0))) {
@@ -288,12 +291,13 @@ static long hidraw_ioctl(struct file *file, unsigned int cmd,
                                         len = strlen(hid->phys) + 1;
                                         if (len > _IOC_SIZE(cmd))
                                                 len = _IOC_SIZE(cmd);
-                                        return copy_to_user(user_arg, hid->phys, len) ?
+                                        ret = copy_to_user(user_arg, hid->phys, len) ?
                                                 -EFAULT : len;
+                                        break;
                                 }
                 }
 
-                        ret = -ENOTTY;
+                ret = -ENOTTY;
         }
         unlock_kernel();
         return ret;
diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c
index 609cafff86bc..5f81ddf71508 100644
--- a/drivers/hwmon/f71882fg.c
+++ b/drivers/hwmon/f71882fg.c
@@ -1872,7 +1872,7 @@ static int __init f71882fg_find(int sioaddr, unsigned short *address,
 
         devid = superio_inw(sioaddr, SIO_REG_MANID);
         if (devid != SIO_FINTEK_ID) {
-                printk(KERN_INFO DRVNAME ": Not a Fintek device\n");
+                pr_debug(DRVNAME ": Not a Fintek device\n");
                 goto exit;
         }
 
@@ -1932,7 +1932,7 @@ static int __init f71882fg_device_add(unsigned short address,
         res.name = f71882fg_pdev->name;
         err = acpi_check_resource_conflict(&res);
         if (err)
-                return err;
+                goto exit_device_put;
 
         err = platform_device_add_resources(f71882fg_pdev, &res, 1);
         if (err) {
diff --git a/drivers/hwmon/hp_accel.c b/drivers/hwmon/hp_accel.c
index abf4dfc8ec22..29c83b5b9697 100644
--- a/drivers/hwmon/hp_accel.c
+++ b/drivers/hwmon/hp_accel.c
@@ -166,6 +166,18 @@ static struct axis_conversion lis3lv02d_axis_xy_swap_yz_inverted = {2, -1, -3};
         },                                              \
         .driver_data = &lis3lv02d_axis_##_axis          \
 }
+
+#define AXIS_DMI_MATCH2(_ident, _class1, _name1,        \
+                                _class2, _name2,        \
+                                _axis) {                \
+        .ident = _ident,                                \
+        .callback = lis3lv02d_dmi_matched,              \
+        .matches = {                                    \
+                DMI_MATCH(DMI_##_class1, _name1),       \
+                DMI_MATCH(DMI_##_class2, _name2),       \
+        },                                              \
+        .driver_data = &lis3lv02d_axis_##_axis          \
+}
 static struct dmi_system_id lis3lv02d_dmi_ids[] = {
         /* product names are truncated to match all kinds of a same model */
         AXIS_DMI_MATCH("NC64x0", "HP Compaq nc64", x_inverted),
@@ -179,6 +191,16 @@ static struct dmi_system_id lis3lv02d_dmi_ids[] = {
         AXIS_DMI_MATCH("NC673x", "HP Compaq 673", xy_rotated_left_usd),
         AXIS_DMI_MATCH("NC651xx", "HP Compaq 651", xy_rotated_right),
         AXIS_DMI_MATCH("NC671xx", "HP Compaq 671", xy_swap_yz_inverted),
+        /* Intel-based HP Pavilion dv5 */
+        AXIS_DMI_MATCH2("HPDV5_I",
+                        PRODUCT_NAME, "HP Pavilion dv5",
+                        BOARD_NAME, "3603",
+                        x_inverted),
+        /* AMD-based HP Pavilion dv5 */
+        AXIS_DMI_MATCH2("HPDV5_A",
+                        PRODUCT_NAME, "HP Pavilion dv5",
+                        BOARD_NAME, "3600",
+                        y_inverted),
         { NULL, }
 /* Laptop models without axis info (yet):
  * "NC6910" "HP Compaq 6910"
@@ -213,9 +235,49 @@ static struct delayed_led_classdev hpled_led = {
         .set_brightness = hpled_set,
 };
 
+static acpi_status
+lis3lv02d_get_resource(struct acpi_resource *resource, void *context)
+{
+        if (resource->type == ACPI_RESOURCE_TYPE_EXTENDED_IRQ) {
+                struct acpi_resource_extended_irq *irq;
+                u32 *device_irq = context;
+
+                irq = &resource->data.extended_irq;
+                *device_irq = irq->interrupts[0];
+        }
+
+        return AE_OK;
+}
+
+static void lis3lv02d_enum_resources(struct acpi_device *device)
+{
+        acpi_status status;
+
+        status = acpi_walk_resources(device->handle, METHOD_NAME__CRS,
+                                        lis3lv02d_get_resource, &adev.irq);
+        if (ACPI_FAILURE(status))
+                printk(KERN_DEBUG DRIVER_NAME ": Error getting resources\n");
+}
+
+static s16 lis3lv02d_read_16(acpi_handle handle, int reg)
+{
+        u8 lo, hi;
+
+        adev.read(handle, reg - 1, &lo);
+        adev.read(handle, reg, &hi);
+        /* In "12 bit right justified" mode, bit 6, bit 7, bit 8 = bit 5 */
+        return (s16)((hi << 8) | lo);
+}
+
+static s16 lis3lv02d_read_8(acpi_handle handle, int reg)
+{
+        s8 lo;
+        adev.read(handle, reg, &lo);
+        return lo;
+}
+
 static int lis3lv02d_add(struct acpi_device *device)
 {
-        u8 val;
         int ret;
 
         if (!device)
@@ -229,10 +291,22 @@ static int lis3lv02d_add(struct acpi_device *device)
         strcpy(acpi_device_class(device), ACPI_MDPS_CLASS);
         device->driver_data = &adev;
 
-        lis3lv02d_acpi_read(device->handle, WHO_AM_I, &val);
-        if ((val != LIS3LV02DL_ID) && (val != LIS302DL_ID)) {
+        lis3lv02d_acpi_read(device->handle, WHO_AM_I, &adev.whoami);
+        switch (adev.whoami) {
+        case LIS_DOUBLE_ID:
+                printk(KERN_INFO DRIVER_NAME ": 2-byte sensor found\n");
+                adev.read_data = lis3lv02d_read_16;
+                adev.mdps_max_val = 2048;
+                break;
+        case LIS_SINGLE_ID:
+                printk(KERN_INFO DRIVER_NAME ": 1-byte sensor found\n");
+                adev.read_data = lis3lv02d_read_8;
+                adev.mdps_max_val = 128;
+                break;
+        default:
                 printk(KERN_ERR DRIVER_NAME
-                                ": Accelerometer chip not LIS3LV02D{L,Q}\n");
+                        ": unknown sensor type 0x%X\n", adev.whoami);
+                return -EINVAL;
         }
 
         /* If possible use a "standard" axes order */
@@ -247,6 +321,9 @@ static int lis3lv02d_add(struct acpi_device *device)
         if (ret)
                 return ret;
 
+        /* obtain IRQ number of our device from ACPI */
+        lis3lv02d_enum_resources(adev.device);
+
         ret = lis3lv02d_init_device(&adev);
         if (ret) {
                 flush_work(&hpled_led.work);
diff --git a/drivers/hwmon/lis3lv02d.c b/drivers/hwmon/lis3lv02d.c
index 219d2d0d5a62..8bb2158f0453 100644
--- a/drivers/hwmon/lis3lv02d.c
+++ b/drivers/hwmon/lis3lv02d.c
@@ -3,7 +3,7 @@
  *
  *  Copyright (C) 2007-2008 Yan Burman
  *  Copyright (C) 2008 Eric Piel
- *  Copyright (C) 2008 Pavel Machek
+ *  Copyright (C) 2008-2009 Pavel Machek
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -35,6 +35,7 @@
 #include <linux/poll.h>
 #include <linux/freezer.h>
 #include <linux/uaccess.h>
+#include <linux/miscdevice.h>
 #include <acpi/acpi_drivers.h>
 #include <asm/atomic.h>
 #include "lis3lv02d.h"
@@ -52,24 +53,14 @@
  * joystick.
  */
 
-/* Maximum value our axis may get for the input device (signed 12 bits) */
-#define MDPS_MAX_VAL 2048
+struct acpi_lis3lv02d adev = {
+        .misc_wait   = __WAIT_QUEUE_HEAD_INITIALIZER(adev.misc_wait),
+};
 
-struct acpi_lis3lv02d adev;
 EXPORT_SYMBOL_GPL(adev);
 
 static int lis3lv02d_add_fs(struct acpi_device *device);
 
-static s16 lis3lv02d_read_16(acpi_handle handle, int reg)
-{
-        u8 lo, hi;
-
-        adev.read(handle, reg, &lo);
-        adev.read(handle, reg + 1, &hi);
-        /* In "12 bit right justified" mode, bit 6, bit 7, bit 8 = bit 5 */
-        return (s16)((hi << 8) | lo);
-}
-
 /**
  * lis3lv02d_get_axis - For the given axis, give the value converted
  * @axis:      1,2,3 - can also be negative
@@ -98,9 +89,9 @@ static void lis3lv02d_get_xyz(acpi_handle handle, int *x, int *y, int *z)
 {
         int position[3];
 
-        position[0] = lis3lv02d_read_16(handle, OUTX_L);
-        position[1] = lis3lv02d_read_16(handle, OUTY_L);
-        position[2] = lis3lv02d_read_16(handle, OUTZ_L);
+        position[0] = adev.read_data(handle, OUTX);
+        position[1] = adev.read_data(handle, OUTY);
+        position[2] = adev.read_data(handle, OUTZ);
 
         *x = lis3lv02d_get_axis(adev.ac.x, position);
         *y = lis3lv02d_get_axis(adev.ac.y, position);
@@ -110,26 +101,13 @@ static void lis3lv02d_get_xyz(acpi_handle handle, int *x, int *y, int *z)
 void lis3lv02d_poweroff(acpi_handle handle)
 {
         adev.is_on = 0;
-        /* disable X,Y,Z axis and power down */
-        adev.write(handle, CTRL_REG1, 0x00);
 }
 EXPORT_SYMBOL_GPL(lis3lv02d_poweroff);
 
 void lis3lv02d_poweron(acpi_handle handle)
 {
-        u8 val;
-
         adev.is_on = 1;
         adev.init(handle);
-        adev.write(handle, FF_WU_CFG, 0);
-        /*
-         * BDU: LSB and MSB values are not updated until both have been read.
-         *      So the value read will always be correct.
-         * IEN: Interrupt for free-fall and DD, not for data-ready.
-         */
-        adev.read(handle, CTRL_REG2, &val);
-        val |= CTRL2_BDU | CTRL2_IEN;
-        adev.write(handle, CTRL_REG2, val);
 }
 EXPORT_SYMBOL_GPL(lis3lv02d_poweron);
 
@@ -162,6 +140,140 @@ static void lis3lv02d_decrease_use(struct acpi_lis3lv02d *dev)
         mutex_unlock(&dev->lock);
 }
 
+static irqreturn_t lis302dl_interrupt(int irq, void *dummy)
+{
+        /*
+         * Be careful: on some HP laptops the bios force DD when on battery and
+         * the lid is closed. This leads to interrupts as soon as a little move
+         * is done.
+         */
+        atomic_inc(&adev.count);
+
+        wake_up_interruptible(&adev.misc_wait);
+        kill_fasync(&adev.async_queue, SIGIO, POLL_IN);
+        return IRQ_HANDLED;
+}
+
+static int lis3lv02d_misc_open(struct inode *inode, struct file *file)
+{
+        int ret;
+
+        if (test_and_set_bit(0, &adev.misc_opened))
+                return -EBUSY; /* already open */
+
+        atomic_set(&adev.count, 0);
+
+        /*
+         * The sensor can generate interrupts for free-fall and direction
+         * detection (distinguishable with FF_WU_SRC and DD_SRC) but to keep
+         * the things simple and _fast_ we activate it only for free-fall, so
+         * no need to read register (very slow with ACPI). For the same reason,
+         * we forbid shared interrupts.
+         *
+         * IRQF_TRIGGER_RISING seems pointless on HP laptops because the
+         * io-apic is not configurable (and generates a warning) but I keep it
+         * in case of support for other hardware.
+         */
+        ret = request_irq(adev.irq, lis302dl_interrupt, IRQF_TRIGGER_RISING,
+                          DRIVER_NAME, &adev);
+
+        if (ret) {
+                clear_bit(0, &adev.misc_opened);
+                printk(KERN_ERR DRIVER_NAME ": IRQ%d allocation failed\n", adev.irq);
+                return -EBUSY;
+        }
+        lis3lv02d_increase_use(&adev);
+        printk("lis3: registered interrupt %d\n", adev.irq);
+        return 0;
+}
+
+static int lis3lv02d_misc_release(struct inode *inode, struct file *file)
+{
+        fasync_helper(-1, file, 0, &adev.async_queue);
+        lis3lv02d_decrease_use(&adev);
+        free_irq(adev.irq, &adev);
+        clear_bit(0, &adev.misc_opened); /* release the device */
+        return 0;
+}
+
+static ssize_t lis3lv02d_misc_read(struct file *file, char __user *buf,
+                                size_t count, loff_t *pos)
+{
+        DECLARE_WAITQUEUE(wait, current);
+        u32 data;
+        unsigned char byte_data;
+        ssize_t retval = 1;
+
+        if (count < 1)
+                return -EINVAL;
+
+        add_wait_queue(&adev.misc_wait, &wait);
+        while (true) {
+                set_current_state(TASK_INTERRUPTIBLE);
+                data = atomic_xchg(&adev.count, 0);
+                if (data)
+                        break;
+
+                if (file->f_flags & O_NONBLOCK) {
+                        retval = -EAGAIN;
+                        goto out;
+                }
+
+                if (signal_pending(current)) {
+                        retval = -ERESTARTSYS;
+                        goto out;
+                }
+
+                schedule();
+        }
+
+        if (data < 255)
+                byte_data = data;
+        else
+                byte_data = 255;
+
+        /* make sure we are not going into copy_to_user() with
+         * TASK_INTERRUPTIBLE state */
+        set_current_state(TASK_RUNNING);
+        if (copy_to_user(buf, &byte_data, sizeof(byte_data)))
+                retval = -EFAULT;
+
+out:
+        __set_current_state(TASK_RUNNING);
+        remove_wait_queue(&adev.misc_wait, &wait);
+
+        return retval;
+}
+
+static unsigned int lis3lv02d_misc_poll(struct file *file, poll_table *wait)
+{
+        poll_wait(file, &adev.misc_wait, wait);
+        if (atomic_read(&adev.count))
+                return POLLIN | POLLRDNORM;
+        return 0;
+}
+
+static int lis3lv02d_misc_fasync(int fd, struct file *file, int on)
+{
+        return fasync_helper(fd, file, on, &adev.async_queue);
+}
+
+static const struct file_operations lis3lv02d_misc_fops = {
+        .owner   = THIS_MODULE,
+        .llseek  = no_llseek,
+        .read    = lis3lv02d_misc_read,
+        .open    = lis3lv02d_misc_open,
+        .release = lis3lv02d_misc_release,
+        .poll    = lis3lv02d_misc_poll,
+        .fasync  = lis3lv02d_misc_fasync,
+};
+
+static struct miscdevice lis3lv02d_misc_device = {
+        .minor   = MISC_DYNAMIC_MINOR,
+        .name    = "freefall",
+        .fops    = &lis3lv02d_misc_fops,
+};
+
 /**
  * lis3lv02d_joystick_kthread - Kthread polling function
  * @data: unused - here to conform to threadfn prototype
@@ -203,7 +315,6 @@ static void lis3lv02d_joystick_close(struct input_dev *input)
         lis3lv02d_decrease_use(&adev);
 }
 
-
 static inline void lis3lv02d_calibrate_joystick(void)
 {
         lis3lv02d_get_xyz(adev.device->handle, &adev.xcalib, &adev.ycalib, &adev.zcalib);
@@ -231,9 +342,9 @@ int lis3lv02d_joystick_enable(void)
         adev.idev->close      = lis3lv02d_joystick_close;
 
         set_bit(EV_ABS, adev.idev->evbit);
-        input_set_abs_params(adev.idev, ABS_X, -MDPS_MAX_VAL, MDPS_MAX_VAL, 3, 3);
-        input_set_abs_params(adev.idev, ABS_Y, -MDPS_MAX_VAL, MDPS_MAX_VAL, 3, 3);
-        input_set_abs_params(adev.idev, ABS_Z, -MDPS_MAX_VAL, MDPS_MAX_VAL, 3, 3);
+        input_set_abs_params(adev.idev, ABS_X, -adev.mdps_max_val, adev.mdps_max_val, 3, 3);
+        input_set_abs_params(adev.idev, ABS_Y, -adev.mdps_max_val, adev.mdps_max_val, 3, 3);
+        input_set_abs_params(adev.idev, ABS_Z, -adev.mdps_max_val, adev.mdps_max_val, 3, 3);
 
         err = input_register_device(adev.idev);
         if (err) {
@@ -250,6 +361,7 @@ void lis3lv02d_joystick_disable(void)
         if (!adev.idev)
                 return;
 
+        misc_deregister(&lis3lv02d_misc_device);
         input_unregister_device(adev.idev);
         adev.idev = NULL;
 }
@@ -268,6 +380,19 @@ int lis3lv02d_init_device(struct acpi_lis3lv02d *dev)
         if (lis3lv02d_joystick_enable())
                 printk(KERN_ERR DRIVER_NAME ": joystick initialization failed\n");
 
+        printk("lis3_init_device: irq %d\n", dev->irq);
+
+        /* if we did not get an IRQ from ACPI - we have nothing more to do */
+        if (!dev->irq) {
+                printk(KERN_ERR DRIVER_NAME
+                        ": No IRQ in ACPI. Disabling /dev/freefall\n");
+                goto out;
+        }
+
+        printk("lis3: registering device\n");
+        if (misc_register(&lis3lv02d_misc_device))
+                printk(KERN_ERR DRIVER_NAME ": misc_register failed\n");
+out:
         lis3lv02d_decrease_use(dev);
         return 0;
 }
@@ -351,6 +476,6 @@ int lis3lv02d_remove_fs(void)
 EXPORT_SYMBOL_GPL(lis3lv02d_remove_fs);
 
 MODULE_DESCRIPTION("ST LIS3LV02Dx three-axis digital accelerometer driver");
-MODULE_AUTHOR("Yan Burman and Eric Piel");
+MODULE_AUTHOR("Yan Burman, Eric Piel, Pavel Machek");
 MODULE_LICENSE("GPL");
 
diff --git a/drivers/hwmon/lis3lv02d.h b/drivers/hwmon/lis3lv02d.h
index 223f1c0763bb..75972bf372ff 100644
--- a/drivers/hwmon/lis3lv02d.h
+++ b/drivers/hwmon/lis3lv02d.h
@@ -22,12 +22,15 @@
 /*
  * The actual chip is STMicroelectronics LIS3LV02DL or LIS3LV02DQ that seems to
  * be connected via SPI. There exists also several similar chips (such as LIS302DL or
- * LIS3L02DQ) but not in the HP laptops and they have slightly different registers.
+ * LIS3L02DQ) and they have slightly different registers, but we can provide a
+ * common interface for all of them.
  * They can also be connected via I²C.
  */
 
-#define LIS3LV02DL_ID   0x3A /* Also the LIS3LV02DQ */
-#define LIS302DL_ID     0x3B /* Also the LIS202DL! */
+/* 2-byte registers */
+#define LIS_DOUBLE_ID   0x3A /* LIS3LV02D[LQ] */
+/* 1-byte registers */
+#define LIS_SINGLE_ID   0x3B /* LIS[32]02DL and others */
 
 enum lis3lv02d_reg {
         WHO_AM_I        = 0x0F,
@@ -44,10 +47,13 @@ enum lis3lv02d_reg {
         STATUS_REG      = 0x27,
         OUTX_L          = 0x28,
         OUTX_H          = 0x29,
+        OUTX            = 0x29,
         OUTY_L          = 0x2A,
         OUTY_H          = 0x2B,
+        OUTY            = 0x2B,
         OUTZ_L          = 0x2C,
         OUTZ_H          = 0x2D,
+        OUTZ            = 0x2D,
         FF_WU_CFG       = 0x30,
         FF_WU_SRC       = 0x31,
         FF_WU_ACK       = 0x32,
@@ -159,6 +165,10 @@ struct acpi_lis3lv02d {
         acpi_status (*write) (acpi_handle handle, int reg, u8 val);
         acpi_status (*read) (acpi_handle handle, int reg, u8 *ret);
 
+        u8                      whoami;    /* 3Ah: 2-byte registries, 3Bh: 1-byte registries */
+        s16 (*read_data) (acpi_handle handle, int reg);
+        int                     mdps_max_val;
+
         struct input_dev        *idev;     /* input device */
         struct task_struct      *kthread;  /* kthread for input */
         struct mutex            lock;
@@ -170,6 +180,11 @@ struct acpi_lis3lv02d {
         unsigned char           is_on;     /* whether the device is on or off */
         unsigned char           usage;     /* usage counter */
         struct axis_conversion  ac;        /* hw -> logical axis */
+
+        u32                     irq;       /* IRQ number */
+        struct fasync_struct    *async_queue; /* queue for the misc device */
+        wait_queue_head_t       misc_wait; /* Wait queue for the misc device */
+        unsigned long           misc_opened; /* bit0: whether the device is open */
 };
 
 int lis3lv02d_init_device(struct acpi_lis3lv02d *dev);
diff --git a/drivers/hwmon/vt1211.c b/drivers/hwmon/vt1211.c
index b0ce37852281..73f77a9b8b18 100644
--- a/drivers/hwmon/vt1211.c
+++ b/drivers/hwmon/vt1211.c
@@ -1262,7 +1262,7 @@ static int __init vt1211_device_add(unsigned short address)
         res.name = pdev->name;
         err = acpi_check_resource_conflict(&res);
         if (err)
-                goto EXIT;
+                goto EXIT_DEV_PUT;
 
         err = platform_device_add_resources(pdev, &res, 1);
         if (err) {
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c
index cb808d015361..feae743ba991 100644
--- a/drivers/hwmon/w83627ehf.c
+++ b/drivers/hwmon/w83627ehf.c
@@ -1548,7 +1548,7 @@ static int __init sensors_w83627ehf_init(void)
 
         err = acpi_check_resource_conflict(&res);
         if (err)
-                goto exit;
+                goto exit_device_put;
 
         err = platform_device_add_resources(pdev, &res, 1);
         if (err) {
diff --git a/drivers/i2c/busses/i2c-acorn.c b/drivers/i2c/busses/i2c-acorn.c
index 9fee3ca17344..9aefb5e5864d 100644
--- a/drivers/i2c/busses/i2c-acorn.c
+++ b/drivers/i2c/busses/i2c-acorn.c
@@ -79,10 +79,11 @@ static struct i2c_algo_bit_data ioc_data = {
         .getsda         = ioc_getsda,
         .getscl         = ioc_getscl,
         .udelay         = 80,
-        .timeout        = 100
+        .timeout        = HZ,
 };
 
 static struct i2c_adapter ioc_ops = {
+        .nr                     = 0,
         .algo_data              = &ioc_data,
 };
 
@@ -90,7 +91,7 @@ static int __init i2c_ioc_init(void)
 {
         force_ones = FORCE_ONES | SCL | SDA;
 
-        return i2c_bit_add_bus(&ioc_ops);
+        return i2c_bit_add_numbered_bus(&ioc_ops);
 }
 
 module_init(i2c_ioc_init);
diff --git a/drivers/i2c/busses/i2c-amd8111.c b/drivers/i2c/busses/i2c-amd8111.c
index edab51973bf5..a7c59908c457 100644
--- a/drivers/i2c/busses/i2c-amd8111.c
+++ b/drivers/i2c/busses/i2c-amd8111.c
@@ -72,7 +72,7 @@ static unsigned int amd_ec_wait_write(struct amd_smbus *smbus)
 {
         int timeout = 500;
 
-        while (timeout-- && (inb(smbus->base + AMD_EC_SC) & AMD_EC_SC_IBF))
+        while ((inb(smbus->base + AMD_EC_SC) & AMD_EC_SC_IBF) && --timeout)
                 udelay(1);
 
         if (!timeout) {
@@ -88,7 +88,7 @@ static unsigned int amd_ec_wait_read(struct amd_smbus *smbus)
 {
         int timeout = 500;
 
-        while (timeout-- && (~inb(smbus->base + AMD_EC_SC) & AMD_EC_SC_OBF))
+        while ((~inb(smbus->base + AMD_EC_SC) & AMD_EC_SC_OBF) && --timeout)
                 udelay(1);
 
         if (!timeout) {
diff --git a/drivers/i2c/busses/i2c-ixp2000.c b/drivers/i2c/busses/i2c-ixp2000.c
index 8e8467970481..c016f7a2c5fc 100644
--- a/drivers/i2c/busses/i2c-ixp2000.c
+++ b/drivers/i2c/busses/i2c-ixp2000.c
@@ -114,7 +114,7 @@ static int ixp2000_i2c_probe(struct platform_device *plat_dev)
         drv_data->algo_data.getsda = ixp2000_bit_getsda;
         drv_data->algo_data.getscl = ixp2000_bit_getscl;
         drv_data->algo_data.udelay = 6;
-        drv_data->algo_data.timeout = 100;
+        drv_data->algo_data.timeout = HZ;
 
         strlcpy(drv_data->adapter.name, plat_dev->dev.driver->name,
                 sizeof(drv_data->adapter.name));
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index 6af68146c342..bdb1f7510e91 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -644,7 +644,7 @@ static int i2c_pxa_do_pio_xfer(struct pxa_i2c *i2c,
 
         i2c_pxa_start_message(i2c);
 
-        while (timeout-- && i2c->msg_num > 0) {
+        while (i2c->msg_num > 0 && --timeout) {
                 i2c_pxa_handler(0, i2c);
                 udelay(10);
         }
diff --git a/drivers/i2c/busses/scx200_i2c.c b/drivers/i2c/busses/scx200_i2c.c
index 162b74a04886..42df0eca43d5 100644
--- a/drivers/i2c/busses/scx200_i2c.c
+++ b/drivers/i2c/busses/scx200_i2c.c
@@ -76,7 +76,7 @@ static struct i2c_algo_bit_data scx200_i2c_data = {
         .getsda         = scx200_i2c_getsda,
         .getscl         = scx200_i2c_getscl,
         .udelay         = 10,
-        .timeout        = 100,
+        .timeout        = HZ,
 };
 
 static struct i2c_adapter scx200_i2c_ops = {
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index b1c9abe24c7b..e7d984866de0 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -1831,7 +1831,8 @@ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter * adapter, u16 addr,
         case I2C_SMBUS_QUICK:
                 msg[0].len = 0;
                 /* Special case: The read/write field is used as data */
-                msg[0].flags = flags | (read_write==I2C_SMBUS_READ)?I2C_M_RD:0;
+                msg[0].flags = flags | (read_write == I2C_SMBUS_READ ?
+                                        I2C_M_RD : 0);
                 num = 1;
                 break;
         case I2C_SMBUS_BYTE:
diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c
index c171988a9f51..7e13d2df9af3 100644
--- a/drivers/i2c/i2c-dev.c
+++ b/drivers/i2c/i2c-dev.c
@@ -35,6 +35,7 @@
 #include <linux/i2c.h>
 #include <linux/i2c-dev.h>
 #include <linux/smp_lock.h>
+#include <linux/jiffies.h>
 #include <asm/uaccess.h>
 
 static struct i2c_driver i2cdev_driver;
@@ -422,7 +423,10 @@ static long i2cdev_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
                 client->adapter->retries = arg;
                 break;
         case I2C_TIMEOUT:
-                client->adapter->timeout = arg;
+                /* For historical reasons, user-space sets the timeout
+                 * value in units of 10 ms.
+                 */
+                client->adapter->timeout = msecs_to_jiffies(arg * 10);
                 break;
         default:
                 /* NOTE:  returning a fault code here could cause trouble
diff --git a/drivers/ieee1394/dma.h b/drivers/ieee1394/dma.h
index 2727bcd24194..467373cab8e5 100644
--- a/drivers/ieee1394/dma.h
+++ b/drivers/ieee1394/dma.h
@@ -12,6 +12,7 @@
 
 #include <asm/types.h>
 
+struct file;
 struct pci_dev;
 struct scatterlist;
 struct vm_area_struct;
diff --git a/drivers/ieee1394/ieee1394_core.c b/drivers/ieee1394/ieee1394_core.c
index 2beb8d94f7bd..1028e725a27e 100644
--- a/drivers/ieee1394/ieee1394_core.c
+++ b/drivers/ieee1394/ieee1394_core.c
@@ -1314,6 +1314,7 @@ EXPORT_SYMBOL(hpsb_make_lock64packet);
 EXPORT_SYMBOL(hpsb_make_phypacket);
 EXPORT_SYMBOL(hpsb_read);
 EXPORT_SYMBOL(hpsb_write);
+EXPORT_SYMBOL(hpsb_lock);
 EXPORT_SYMBOL(hpsb_packet_success);
 
 /** highlevel.c **/
diff --git a/drivers/ieee1394/ieee1394_transactions.c b/drivers/ieee1394/ieee1394_transactions.c
index 10c3d9f8c038..675b3135d5f1 100644
--- a/drivers/ieee1394/ieee1394_transactions.c
+++ b/drivers/ieee1394/ieee1394_transactions.c
@@ -501,8 +501,6 @@ int hpsb_read(struct hpsb_host *host, nodeid_t node, unsigned int generation,
         if (length == 0)
                 return -EINVAL;
 
-        BUG_ON(in_interrupt()); // We can't be called in an interrupt, yet
-
         packet = hpsb_make_readpacket(host, node, addr, length);
 
         if (!packet) {
@@ -550,8 +548,6 @@ int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
         if (length == 0)
                 return -EINVAL;
 
-        BUG_ON(in_interrupt()); // We can't be called in an interrupt, yet
-
         packet = hpsb_make_writepacket(host, node, addr, buffer, length);
 
         if (!packet)
@@ -570,3 +566,30 @@ int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
 
         return retval;
 }
+
+int hpsb_lock(struct hpsb_host *host, nodeid_t node, unsigned int generation,
+              u64 addr, int extcode, quadlet_t *data, quadlet_t arg)
+{
+        struct hpsb_packet *packet;
+        int retval = 0;
+
+        packet = hpsb_make_lockpacket(host, node, addr, extcode, data, arg);
+        if (!packet)
+                return -ENOMEM;
+
+        packet->generation = generation;
+        retval = hpsb_send_packet_and_wait(packet);
+        if (retval < 0)
+                goto hpsb_lock_fail;
+
+        retval = hpsb_packet_success(packet);
+
+        if (retval == 0)
+                *data = packet->data[0];
+
+hpsb_lock_fail:
+        hpsb_free_tlabel(packet);
+        hpsb_free_packet(packet);
+
+        return retval;
+}
diff --git a/drivers/ieee1394/ieee1394_transactions.h b/drivers/ieee1394/ieee1394_transactions.h
index d2d5bc3546d7..20b693be14b2 100644
--- a/drivers/ieee1394/ieee1394_transactions.h
+++ b/drivers/ieee1394/ieee1394_transactions.h
@@ -30,6 +30,8 @@ int hpsb_read(struct hpsb_host *host, nodeid_t node, unsigned int generation,
               u64 addr, quadlet_t *buffer, size_t length);
 int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
                u64 addr, quadlet_t *buffer, size_t length);
+int hpsb_lock(struct hpsb_host *host, nodeid_t node, unsigned int generation,
+              u64 addr, int extcode, quadlet_t *data, quadlet_t arg);
 
 #ifdef HPSB_DEBUG_TLABELS
 extern spinlock_t hpsb_tlabel_lock;
diff --git a/drivers/ieee1394/iso.h b/drivers/ieee1394/iso.h
index b5de5f21ef78..c2089c093aa7 100644
--- a/drivers/ieee1394/iso.h
+++ b/drivers/ieee1394/iso.h
@@ -13,6 +13,7 @@
 #define IEEE1394_ISO_H
 
 #include <linux/spinlock_types.h>
+#include <linux/wait.h>
 #include <asm/atomic.h>
 #include <asm/types.h>
 
diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c
index 906c5a98d814..53aada5bbe1e 100644
--- a/drivers/ieee1394/nodemgr.c
+++ b/drivers/ieee1394/nodemgr.c
@@ -971,6 +971,9 @@ static struct unit_directory *nodemgr_process_unit_directory
         ud->ud_kv = ud_kv;
         ud->id = (*id)++;
 
+        /* inherit vendor_id from root directory if none exists in unit dir */
+        ud->vendor_id = ne->vendor_id;
+
         csr1212_for_each_dir_entry(ne->csr, kv, ud_kv, dentry) {
                 switch (kv->key.id) {
                 case CSR1212_KV_ID_VENDOR:
@@ -1265,7 +1268,8 @@ static void nodemgr_update_node(struct node_entry *ne, struct csr1212_csr *csr,
                 csr1212_destroy_csr(csr);
         }
 
-        /* Mark the node current */
+        /* Finally, mark the node current */
+        smp_wmb();
         ne->generation = generation;
 
         if (ne->in_limbo) {
@@ -1798,7 +1802,7 @@ void hpsb_node_fill_packet(struct node_entry *ne, struct hpsb_packet *packet)
 {
         packet->host = ne->host;
         packet->generation = ne->generation;
-        barrier();
+        smp_rmb();
         packet->node_id = ne->nodeid;
 }
 
@@ -1807,7 +1811,7 @@ int hpsb_node_write(struct node_entry *ne, u64 addr,
 {
         unsigned int generation = ne->generation;
 
-        barrier();
+        smp_rmb();
         return hpsb_write(ne->host, ne->nodeid, generation,
                           addr, buffer, length);
 }
diff --git a/drivers/ieee1394/nodemgr.h b/drivers/ieee1394/nodemgr.h
index 15ea09733e84..ee5acdbd114a 100644
--- a/drivers/ieee1394/nodemgr.h
+++ b/drivers/ieee1394/nodemgr.h
@@ -21,9 +21,11 @@
 #define _IEEE1394_NODEMGR_H
 
 #include <linux/device.h>
+#include <asm/system.h>
 #include <asm/types.h>
 
 #include "ieee1394_core.h"
+#include "ieee1394_transactions.h"
 #include "ieee1394_types.h"
 
 struct csr1212_csr;
@@ -154,6 +156,22 @@ static inline int hpsb_node_entry_valid(struct node_entry *ne)
 void hpsb_node_fill_packet(struct node_entry *ne, struct hpsb_packet *packet);
 int hpsb_node_write(struct node_entry *ne, u64 addr,
                     quadlet_t *buffer, size_t length);
+static inline int hpsb_node_read(struct node_entry *ne, u64 addr,
+                                 quadlet_t *buffer, size_t length)
+{
+        unsigned int g = ne->generation;
+
+        smp_rmb();
+        return hpsb_read(ne->host, ne->nodeid, g, addr, buffer, length);
+}
+static inline int hpsb_node_lock(struct node_entry *ne, u64 addr, int extcode,
+                                 quadlet_t *buffer, quadlet_t arg)
+{
+        unsigned int g = ne->generation;
+
+        smp_rmb();
+        return hpsb_lock(ne->host, ne->nodeid, g, addr, extcode, buffer, arg);
+}
 int nodemgr_for_each_host(void *data, int (*cb)(struct hpsb_host *, void *));
 
 int init_ieee1394_nodemgr(void);
diff --git a/drivers/isdn/sc/shmem.c b/drivers/isdn/sc/shmem.c
index 712220cef139..7f16d75d2d89 100644
--- a/drivers/isdn/sc/shmem.c
+++ b/drivers/isdn/sc/shmem.c
@@ -54,7 +54,7 @@ void memcpy_toshmem(int card, void *dest, const void *src, size_t n)
         spin_unlock_irqrestore(&sc_adapter[card]->lock, flags);
         pr_debug("%s: set page to %#x\n",sc_adapter[card]->devicename,
                 ((sc_adapter[card]->shmem_magic + ch * SRAM_PAGESIZE)>>14)|0x80);
-        pr_debug("%s: copying %d bytes from %#lx to %#lx\n",
+        pr_debug("%s: copying %zu bytes from %#lx to %#lx\n",
                 sc_adapter[card]->devicename, n,
                 (unsigned long) src,
                 sc_adapter[card]->rambase + ((unsigned long) dest %0x4000));
diff --git a/drivers/lguest/Kconfig b/drivers/lguest/Kconfig
index 76f2b36881c3..a3d3cbab359a 100644
--- a/drivers/lguest/Kconfig
+++ b/drivers/lguest/Kconfig
@@ -1,6 +1,6 @@
 config LGUEST
         tristate "Linux hypervisor example code"
-        depends on X86_32 && EXPERIMENTAL && !X86_PAE && FUTEX && !X86_VOYAGER
+        depends on X86_32 && EXPERIMENTAL && !X86_PAE && FUTEX
         select HVC_DRIVER
         ---help---
           This is a very simple module which allows you to run
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index a34338567a2a..f14813be4eff 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -328,7 +328,7 @@ static void dispatch_io(int rw, unsigned int num_regions,
         struct dpages old_pages = *dp;
 
         if (sync)
-                rw |= (1 << BIO_RW_SYNC);
+                rw |= (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG);
 
         /*
          * For multiple regions we need to be careful to rewind
diff --git a/drivers/md/dm-kcopyd.c b/drivers/md/dm-kcopyd.c
index 3073618269ea..0a225da21272 100644
--- a/drivers/md/dm-kcopyd.c
+++ b/drivers/md/dm-kcopyd.c
@@ -344,7 +344,7 @@ static int run_io_job(struct kcopyd_job *job)
 {
         int r;
         struct dm_io_request io_req = {
-                .bi_rw = job->rw | (1 << BIO_RW_SYNC),
+                .bi_rw = job->rw | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG),
                 .mem.type = DM_IO_PAGE_LIST,
                 .mem.ptr.pl = job->pages,
                 .mem.offset = job->offset,
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 4495104f6c9f..03b4cd0a6344 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -474,7 +474,7 @@ void md_super_write(mddev_t *mddev, mdk_rdev_t *rdev,
          * causes ENOTSUPP, we allocate a spare bio...
          */
         struct bio *bio = bio_alloc(GFP_NOIO, 1);
-        int rw = (1<<BIO_RW) | (1<<BIO_RW_SYNC);
+        int rw = (1<<BIO_RW) | (1<<BIO_RW_SYNCIO) | (1<<BIO_RW_UNPLUG);
 
         bio->bi_bdev = rdev->bdev;
         bio->bi_sector = sector;
@@ -531,7 +531,7 @@ int sync_page_io(struct block_device *bdev, sector_t sector, int size,
         struct completion event;
         int ret;
 
-        rw |= (1 << BIO_RW_SYNC);
+        rw |= (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG);
 
         bio->bi_bdev = bdev;
         bio->bi_sector = sector;
diff --git a/drivers/media/common/tuners/tuner-simple.c b/drivers/media/common/tuners/tuner-simple.c
index de7adaf5fa5b..78412c9c424a 100644
--- a/drivers/media/common/tuners/tuner-simple.c
+++ b/drivers/media/common/tuners/tuner-simple.c
@@ -318,7 +318,6 @@ static int simple_std_setup(struct dvb_frontend *fe,
                             u8 *config, u8 *cb)
 {
         struct tuner_simple_priv *priv = fe->tuner_priv;
-        u8 tuneraddr;
         int rc;
 
         /* tv norm specific stuff for multi-norm tuners */
@@ -387,6 +386,7 @@ static int simple_std_setup(struct dvb_frontend *fe,
 
         case TUNER_PHILIPS_TUV1236D:
         {
+                struct tuner_i2c_props i2c = priv->i2c_props;
                 /* 0x40 -> ATSC antenna input 1 */
                 /* 0x48 -> ATSC antenna input 2 */
                 /* 0x00 -> NTSC antenna input 1 */
@@ -398,17 +398,15 @@ static int simple_std_setup(struct dvb_frontend *fe,
                         buffer[1] = 0x04;
                 }
                 /* set to the correct mode (analog or digital) */
-                tuneraddr = priv->i2c_props.addr;
-                priv->i2c_props.addr = 0x0a;
-                rc = tuner_i2c_xfer_send(&priv->i2c_props, &buffer[0], 2);
+                i2c.addr = 0x0a;
+                rc = tuner_i2c_xfer_send(&i2c, &buffer[0], 2);
                 if (2 != rc)
                         tuner_warn("i2c i/o error: rc == %d "
                                    "(should be 2)\n", rc);
-                rc = tuner_i2c_xfer_send(&priv->i2c_props, &buffer[2], 2);
+                rc = tuner_i2c_xfer_send(&i2c, &buffer[2], 2);
                 if (2 != rc)
                         tuner_warn("i2c i/o error: rc == %d "
                                    "(should be 2)\n", rc);
-                priv->i2c_props.addr = tuneraddr;
                 break;
         }
         }
diff --git a/drivers/media/dvb/Kconfig b/drivers/media/dvb/Kconfig
index 40ebde53b3ce..b0198691892a 100644
--- a/drivers/media/dvb/Kconfig
+++ b/drivers/media/dvb/Kconfig
@@ -51,6 +51,10 @@ comment "Supported SDMC DM1105 Adapters"
         depends on DVB_CORE && PCI && I2C
 source "drivers/media/dvb/dm1105/Kconfig"
 
+comment "Supported FireWire (IEEE 1394) Adapters"
+        depends on DVB_CORE && IEEE1394
+source "drivers/media/dvb/firewire/Kconfig"
+
 comment "Supported DVB Frontends"
         depends on DVB_CORE
 source "drivers/media/dvb/frontends/Kconfig"
diff --git a/drivers/media/dvb/Makefile b/drivers/media/dvb/Makefile
index f91e9eb15e52..6092a5bb5a7d 100644
--- a/drivers/media/dvb/Makefile
+++ b/drivers/media/dvb/Makefile
@@ -3,3 +3,5 @@
 #
 
 obj-y        := dvb-core/ frontends/ ttpci/ ttusb-dec/ ttusb-budget/ b2c2/ bt8xx/ dvb-usb/ pluto2/ siano/ dm1105/
+
+obj-$(CONFIG_DVB_FIREDTV)       += firewire/
diff --git a/drivers/media/dvb/dvb-core/dmxdev.c b/drivers/media/dvb/dvb-core/dmxdev.c
index 0c733c66a441..069d847ba887 100644
--- a/drivers/media/dvb/dvb-core/dmxdev.c
+++ b/drivers/media/dvb/dvb-core/dmxdev.c
@@ -364,16 +364,15 @@ static int dvb_dmxdev_section_callback(const u8 *buffer1, size_t buffer1_len,
                                        enum dmx_success success)
 {
         struct dmxdev_filter *dmxdevfilter = filter->priv;
-        unsigned long flags;
         int ret;
 
         if (dmxdevfilter->buffer.error) {
                 wake_up(&dmxdevfilter->buffer.queue);
                 return 0;
         }
-        spin_lock_irqsave(&dmxdevfilter->dev->lock, flags);
+        spin_lock(&dmxdevfilter->dev->lock);
         if (dmxdevfilter->state != DMXDEV_STATE_GO) {
-                spin_unlock_irqrestore(&dmxdevfilter->dev->lock, flags);
+                spin_unlock(&dmxdevfilter->dev->lock);
                 return 0;
         }
         del_timer(&dmxdevfilter->timer);
@@ -392,7 +391,7 @@ static int dvb_dmxdev_section_callback(const u8 *buffer1, size_t buffer1_len,
         }
         if (dmxdevfilter->params.sec.flags & DMX_ONESHOT)
                 dmxdevfilter->state = DMXDEV_STATE_DONE;
-        spin_unlock_irqrestore(&dmxdevfilter->dev->lock, flags);
+        spin_unlock(&dmxdevfilter->dev->lock);
         wake_up(&dmxdevfilter->buffer.queue);
         return 0;
 }
@@ -404,12 +403,11 @@ static int dvb_dmxdev_ts_callback(const u8 *buffer1, size_t buffer1_len,
 {
         struct dmxdev_filter *dmxdevfilter = feed->priv;
         struct dvb_ringbuffer *buffer;
-        unsigned long flags;
         int ret;
 
-        spin_lock_irqsave(&dmxdevfilter->dev->lock, flags);
+        spin_lock(&dmxdevfilter->dev->lock);
         if (dmxdevfilter->params.pes.output == DMX_OUT_DECODER) {
-                spin_unlock_irqrestore(&dmxdevfilter->dev->lock, flags);
+                spin_unlock(&dmxdevfilter->dev->lock);
                 return 0;
         }
 
@@ -419,7 +417,7 @@ static int dvb_dmxdev_ts_callback(const u8 *buffer1, size_t buffer1_len,
         else
                 buffer = &dmxdevfilter->dev->dvr_buffer;
         if (buffer->error) {
-                spin_unlock_irqrestore(&dmxdevfilter->dev->lock, flags);
+                spin_unlock(&dmxdevfilter->dev->lock);
                 wake_up(&buffer->queue);
                 return 0;
         }
@@ -430,7 +428,7 @@ static int dvb_dmxdev_ts_callback(const u8 *buffer1, size_t buffer1_len,
                 dvb_ringbuffer_flush(buffer);
                 buffer->error = ret;
         }
-        spin_unlock_irqrestore(&dmxdevfilter->dev->lock, flags);
+        spin_unlock(&dmxdevfilter->dev->lock);
         wake_up(&buffer->queue);
         return 0;
 }
diff --git a/drivers/media/dvb/dvb-core/dvb_demux.c b/drivers/media/dvb/dvb-core/dvb_demux.c
index a2c1fd5d2f67..e2eca0b1fe7c 100644
--- a/drivers/media/dvb/dvb-core/dvb_demux.c
+++ b/drivers/media/dvb/dvb-core/dvb_demux.c
@@ -399,9 +399,7 @@ static void dvb_dmx_swfilter_packet(struct dvb_demux *demux, const u8 *buf)
 void dvb_dmx_swfilter_packets(struct dvb_demux *demux, const u8 *buf,
                               size_t count)
 {
-        unsigned long flags;
-
-        spin_lock_irqsave(&demux->lock, flags);
+        spin_lock(&demux->lock);
 
         while (count--) {
                 if (buf[0] == 0x47)
@@ -409,17 +407,16 @@ void dvb_dmx_swfilter_packets(struct dvb_demux *demux, const u8 *buf,
                 buf += 188;
         }
 
-        spin_unlock_irqrestore(&demux->lock, flags);
+        spin_unlock(&demux->lock);
 }
 
 EXPORT_SYMBOL(dvb_dmx_swfilter_packets);
 
 void dvb_dmx_swfilter(struct dvb_demux *demux, const u8 *buf, size_t count)
 {
-        unsigned long flags;
         int p = 0, i, j;
 
-        spin_lock_irqsave(&demux->lock, flags);
+        spin_lock(&demux->lock);
 
         if (demux->tsbufp) {
                 i = demux->tsbufp;
@@ -452,18 +449,17 @@ void dvb_dmx_swfilter(struct dvb_demux *demux, const u8 *buf, size_t count)
         }
 
 bailout:
-        spin_unlock_irqrestore(&demux->lock, flags);
+        spin_unlock(&demux->lock);
 }
 
 EXPORT_SYMBOL(dvb_dmx_swfilter);
 
 void dvb_dmx_swfilter_204(struct dvb_demux *demux, const u8 *buf, size_t count)
 {
-        unsigned long flags;
         int p = 0, i, j;
         u8 tmppack[188];
 
-        spin_lock_irqsave(&demux->lock, flags);
+        spin_lock(&demux->lock);
 
         if (demux->tsbufp) {
                 i = demux->tsbufp;
@@ -504,7 +500,7 @@ void dvb_dmx_swfilter_204(struct dvb_demux *demux, const u8 *buf, size_t count)
         }
 
 bailout:
-        spin_unlock_irqrestore(&demux->lock, flags);
+        spin_unlock(&demux->lock);
 }
 
 EXPORT_SYMBOL(dvb_dmx_swfilter_204);
diff --git a/drivers/media/dvb/firewire/Kconfig b/drivers/media/dvb/firewire/Kconfig
new file mode 100644
index 000000000000..69028253e984
--- /dev/null
+++ b/drivers/media/dvb/firewire/Kconfig
@@ -0,0 +1,22 @@
+config DVB_FIREDTV
+        tristate "FireDTV and FloppyDTV"
+        depends on DVB_CORE && IEEE1394
+        help
+          Support for DVB receivers from Digital Everywhere
+          which are connected via IEEE 1394 (FireWire).
+
+          These devices don't have an MPEG decoder built in,
+          so you need an external software decoder to watch TV.
+
+          To compile this driver as a module, say M here:
+          the module will be called firedtv.
+
+if DVB_FIREDTV
+
+config DVB_FIREDTV_IEEE1394
+        def_bool IEEE1394
+
+config DVB_FIREDTV_INPUT
+        def_bool INPUT = y || (INPUT = m && DVB_FIREDTV = m)
+
+endif # DVB_FIREDTV
diff --git a/drivers/media/dvb/firewire/Makefile b/drivers/media/dvb/firewire/Makefile
new file mode 100644
index 000000000000..2034695ba194
--- /dev/null
+++ b/drivers/media/dvb/firewire/Makefile
@@ -0,0 +1,8 @@
+obj-$(CONFIG_DVB_FIREDTV) += firedtv.o
+
+firedtv-y := firedtv-avc.o firedtv-ci.o firedtv-dvb.o firedtv-fe.o
+firedtv-$(CONFIG_DVB_FIREDTV_IEEE1394) += firedtv-1394.o
+firedtv-$(CONFIG_DVB_FIREDTV_INPUT)    += firedtv-rc.o
+
+ccflags-y += -Idrivers/media/dvb/dvb-core
+ccflags-$(CONFIG_DVB_FIREDTV_IEEE1394) += -Idrivers/ieee1394
diff --git a/drivers/media/dvb/firewire/firedtv-1394.c b/drivers/media/dvb/firewire/firedtv-1394.c
new file mode 100644
index 000000000000..4e207658c5d9
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-1394.c
@@ -0,0 +1,285 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2007-2008 Ben Backx <ben@bbackx.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License as
+ *      published by the Free Software Foundation; either version 2 of
+ *      the License, or (at your option) any later version.
+ */
+
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/types.h>
+
+#include <dma.h>
+#include <csr1212.h>
+#include <highlevel.h>
+#include <hosts.h>
+#include <ieee1394.h>
+#include <iso.h>
+#include <nodemgr.h>
+
+#include "firedtv.h"
+
+static LIST_HEAD(node_list);
+static DEFINE_SPINLOCK(node_list_lock);
+
+#define FIREWIRE_HEADER_SIZE    4
+#define CIP_HEADER_SIZE         8
+
+static void rawiso_activity_cb(struct hpsb_iso *iso)
+{
+        struct firedtv *f, *fdtv = NULL;
+        unsigned int i, num, packet;
+        unsigned char *buf;
+        unsigned long flags;
+        int count;
+
+        spin_lock_irqsave(&node_list_lock, flags);
+        list_for_each_entry(f, &node_list, list)
+                if (f->backend_data == iso) {
+                        fdtv = f;
+                        break;
+                }
+        spin_unlock_irqrestore(&node_list_lock, flags);
+
+        packet = iso->first_packet;
+        num = hpsb_iso_n_ready(iso);
+
+        if (!fdtv) {
+                dev_err(fdtv->device, "received at unknown iso channel\n");
+                goto out;
+        }
+
+        for (i = 0; i < num; i++, packet = (packet + 1) % iso->buf_packets) {
+                buf = dma_region_i(&iso->data_buf, unsigned char,
+                        iso->infos[packet].offset + CIP_HEADER_SIZE);
+                count = (iso->infos[packet].len - CIP_HEADER_SIZE) /
+                        (188 + FIREWIRE_HEADER_SIZE);
+
+                /* ignore empty packet */
+                if (iso->infos[packet].len <= CIP_HEADER_SIZE)
+                        continue;
+
+                while (count--) {
+                        if (buf[FIREWIRE_HEADER_SIZE] == 0x47)
+                                dvb_dmx_swfilter_packets(&fdtv->demux,
+                                                &buf[FIREWIRE_HEADER_SIZE], 1);
+                        else
+                                dev_err(fdtv->device,
+                                        "skipping invalid packet\n");
+                        buf += 188 + FIREWIRE_HEADER_SIZE;
+                }
+        }
+out:
+        hpsb_iso_recv_release_packets(iso, num);
+}
+
+static inline struct node_entry *node_of(struct firedtv *fdtv)
+{
+        return container_of(fdtv->device, struct unit_directory, device)->ne;
+}
+
+static int node_lock(struct firedtv *fdtv, u64 addr, void *data, __be32 arg)
+{
+        return hpsb_node_lock(node_of(fdtv), addr, EXTCODE_COMPARE_SWAP, data,
+                              (__force quadlet_t)arg);
+}
+
+static int node_read(struct firedtv *fdtv, u64 addr, void *data, size_t len)
+{
+        return hpsb_node_read(node_of(fdtv), addr, data, len);
+}
+
+static int node_write(struct firedtv *fdtv, u64 addr, void *data, size_t len)
+{
+        return hpsb_node_write(node_of(fdtv), addr, data, len);
+}
+
+#define FDTV_ISO_BUFFER_PACKETS 256
+#define FDTV_ISO_BUFFER_SIZE (FDTV_ISO_BUFFER_PACKETS * 200)
+
+static int start_iso(struct firedtv *fdtv)
+{
+        struct hpsb_iso *iso_handle;
+        int ret;
+
+        iso_handle = hpsb_iso_recv_init(node_of(fdtv)->host,
+                                FDTV_ISO_BUFFER_SIZE, FDTV_ISO_BUFFER_PACKETS,
+                                fdtv->isochannel, HPSB_ISO_DMA_DEFAULT,
+                                -1, /* stat.config.irq_interval */
+                                rawiso_activity_cb);
+        if (iso_handle == NULL) {
+                dev_err(fdtv->device, "cannot initialize iso receive\n");
+                return -ENOMEM;
+        }
+        fdtv->backend_data = iso_handle;
+
+        ret = hpsb_iso_recv_start(iso_handle, -1, -1, 0);
+        if (ret != 0) {
+                dev_err(fdtv->device, "cannot start iso receive\n");
+                hpsb_iso_shutdown(iso_handle);
+                fdtv->backend_data = NULL;
+        }
+        return ret;
+}
+
+static void stop_iso(struct firedtv *fdtv)
+{
+        struct hpsb_iso *iso_handle = fdtv->backend_data;
+
+        if (iso_handle != NULL) {
+                hpsb_iso_stop(iso_handle);
+                hpsb_iso_shutdown(iso_handle);
+        }
+        fdtv->backend_data = NULL;
+}
+
+static const struct firedtv_backend fdtv_1394_backend = {
+        .lock           = node_lock,
+        .read           = node_read,
+        .write          = node_write,
+        .start_iso      = start_iso,
+        .stop_iso       = stop_iso,
+};
+
+static void fcp_request(struct hpsb_host *host, int nodeid, int direction,
+                        int cts, u8 *data, size_t length)
+{
+        struct firedtv *f, *fdtv = NULL;
+        unsigned long flags;
+        int su;
+
+        if (length == 0 || (data[0] & 0xf0) != 0)
+                return;
+
+        su = data[1] & 0x7;
+
+        spin_lock_irqsave(&node_list_lock, flags);
+        list_for_each_entry(f, &node_list, list)
+                if (node_of(f)->host == host &&
+                    node_of(f)->nodeid == nodeid &&
+                    (f->subunit == su || (f->subunit == 0 && su == 0x7))) {
+                        fdtv = f;
+                        break;
+                }
+        spin_unlock_irqrestore(&node_list_lock, flags);
+
+        if (fdtv)
+                avc_recv(fdtv, data, length);
+}
+
+static int node_probe(struct device *dev)
+{
+        struct unit_directory *ud =
+                        container_of(dev, struct unit_directory, device);
+        struct firedtv *fdtv;
+        int kv_len, err;
+        void *kv_str;
+
+        kv_len = (ud->model_name_kv->value.leaf.len - 2) * sizeof(quadlet_t);
+        kv_str = CSR1212_TEXTUAL_DESCRIPTOR_LEAF_DATA(ud->model_name_kv);
+
+        fdtv = fdtv_alloc(dev, &fdtv_1394_backend, kv_str, kv_len);
+        if (!fdtv)
+                return -ENOMEM;
+
+        /*
+         * Work around a bug in udev's path_id script:  Use the fw-host's dev
+         * instead of the unit directory's dev as parent of the input device.
+         */
+        err = fdtv_register_rc(fdtv, dev->parent->parent);
+        if (err)
+                goto fail_free;
+
+        spin_lock_irq(&node_list_lock);
+        list_add_tail(&fdtv->list, &node_list);
+        spin_unlock_irq(&node_list_lock);
+
+        err = avc_identify_subunit(fdtv);
+        if (err)
+                goto fail;
+
+        err = fdtv_dvb_register(fdtv);
+        if (err)
+                goto fail;
+
+        avc_register_remote_control(fdtv);
+        return 0;
+fail:
+        spin_lock_irq(&node_list_lock);
+        list_del(&fdtv->list);
+        spin_unlock_irq(&node_list_lock);
+        fdtv_unregister_rc(fdtv);
+fail_free:
+        kfree(fdtv);
+        return err;
+}
+
+static int node_remove(struct device *dev)
+{
+        struct firedtv *fdtv = dev->driver_data;
+
+        fdtv_dvb_unregister(fdtv);
+
+        spin_lock_irq(&node_list_lock);
+        list_del(&fdtv->list);
+        spin_unlock_irq(&node_list_lock);
+
+        cancel_work_sync(&fdtv->remote_ctrl_work);
+        fdtv_unregister_rc(fdtv);
+
+        kfree(fdtv);
+        return 0;
+}
+
+static int node_update(struct unit_directory *ud)
+{
+        struct firedtv *fdtv = ud->device.driver_data;
+
+        if (fdtv->isochannel >= 0)
+                cmp_establish_pp_connection(fdtv, fdtv->subunit,
+                                            fdtv->isochannel);
+        return 0;
+}
+
+static struct hpsb_protocol_driver fdtv_driver = {
+        .name           = "firedtv",
+        .update         = node_update,
+        .driver         = {
+                .probe  = node_probe,
+                .remove = node_remove,
+        },
+};
+
+static struct hpsb_highlevel fdtv_highlevel = {
+        .name           = "firedtv",
+        .fcp_request    = fcp_request,
+};
+
+int __init fdtv_1394_init(struct ieee1394_device_id id_table[])
+{
+        int ret;
+
+        hpsb_register_highlevel(&fdtv_highlevel);
+        fdtv_driver.id_table = id_table;
+        ret = hpsb_register_protocol(&fdtv_driver);
+        if (ret) {
+                printk(KERN_ERR "firedtv: failed to register protocol\n");
+                hpsb_unregister_highlevel(&fdtv_highlevel);
+        }
+        return ret;
+}
+
+void __exit fdtv_1394_exit(void)
+{
+        hpsb_unregister_protocol(&fdtv_driver);
+        hpsb_unregister_highlevel(&fdtv_highlevel);
+}
diff --git a/drivers/media/dvb/firewire/firedtv-avc.c b/drivers/media/dvb/firewire/firedtv-avc.c
new file mode 100644
index 000000000000..b55d9ccaf33e
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-avc.c
@@ -0,0 +1,1315 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Ben Backx <ben@bbackx.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License as
+ *      published by the Free Software Foundation; either version 2 of
+ *      the License, or (at your option) any later version.
+ */
+
+#include <linux/bug.h>
+#include <linux/crc32.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/jiffies.h>
+#include <linux/kernel.h>
+#include <linux/moduleparam.h>
+#include <linux/mutex.h>
+#include <linux/string.h>
+#include <linux/stringify.h>
+#include <linux/wait.h>
+#include <linux/workqueue.h>
+
+#include "firedtv.h"
+
+#define FCP_COMMAND_REGISTER            0xfffff0000b00ULL
+
+#define AVC_CTYPE_CONTROL               0x0
+#define AVC_CTYPE_STATUS                0x1
+#define AVC_CTYPE_NOTIFY                0x3
+
+#define AVC_RESPONSE_ACCEPTED           0x9
+#define AVC_RESPONSE_STABLE             0xc
+#define AVC_RESPONSE_CHANGED            0xd
+#define AVC_RESPONSE_INTERIM            0xf
+
+#define AVC_SUBUNIT_TYPE_TUNER          (0x05 << 3)
+#define AVC_SUBUNIT_TYPE_UNIT           (0x1f << 3)
+
+#define AVC_OPCODE_VENDOR               0x00
+#define AVC_OPCODE_READ_DESCRIPTOR      0x09
+#define AVC_OPCODE_DSIT                 0xc8
+#define AVC_OPCODE_DSD                  0xcb
+
+#define DESCRIPTOR_TUNER_STATUS         0x80
+#define DESCRIPTOR_SUBUNIT_IDENTIFIER   0x00
+
+#define SFE_VENDOR_DE_COMPANYID_0       0x00 /* OUI of Digital Everywhere */
+#define SFE_VENDOR_DE_COMPANYID_1       0x12
+#define SFE_VENDOR_DE_COMPANYID_2       0x87
+
+#define SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL 0x0a
+#define SFE_VENDOR_OPCODE_LNB_CONTROL           0x52
+#define SFE_VENDOR_OPCODE_TUNE_QPSK             0x58 /* for DVB-S */
+
+#define SFE_VENDOR_OPCODE_GET_FIRMWARE_VERSION  0x00
+#define SFE_VENDOR_OPCODE_HOST2CA               0x56
+#define SFE_VENDOR_OPCODE_CA2HOST               0x57
+#define SFE_VENDOR_OPCODE_CISTATUS              0x59
+#define SFE_VENDOR_OPCODE_TUNE_QPSK2            0x60 /* for DVB-S2 */
+
+#define SFE_VENDOR_TAG_CA_RESET                 0x00
+#define SFE_VENDOR_TAG_CA_APPLICATION_INFO      0x01
+#define SFE_VENDOR_TAG_CA_PMT                   0x02
+#define SFE_VENDOR_TAG_CA_DATE_TIME             0x04
+#define SFE_VENDOR_TAG_CA_MMI                   0x05
+#define SFE_VENDOR_TAG_CA_ENTER_MENU            0x07
+
+#define EN50221_LIST_MANAGEMENT_ONLY    0x03
+#define EN50221_TAG_APP_INFO            0x9f8021
+#define EN50221_TAG_CA_INFO             0x9f8031
+
+struct avc_command_frame {
+        int length;
+        u8 ctype;
+        u8 subunit;
+        u8 opcode;
+        u8 operand[509];
+};
+
+struct avc_response_frame {
+        int length;
+        u8 response;
+        u8 subunit;
+        u8 opcode;
+        u8 operand[509];
+};
+
+#define AVC_DEBUG_FCP_SUBACTIONS        1
+#define AVC_DEBUG_FCP_PAYLOADS          2
+
+static int avc_debug;
+module_param_named(debug, avc_debug, int, 0644);
+MODULE_PARM_DESC(debug, "Verbose logging (default = 0"
+        ", FCP subactions = "   __stringify(AVC_DEBUG_FCP_SUBACTIONS)
+        ", FCP payloads = "     __stringify(AVC_DEBUG_FCP_PAYLOADS)
+        ", or all = -1)");
+
+static const char *debug_fcp_ctype(unsigned int ctype)
+{
+        static const char *ctypes[] = {
+                [0x0] = "CONTROL",              [0x1] = "STATUS",
+                [0x2] = "SPECIFIC INQUIRY",     [0x3] = "NOTIFY",
+                [0x4] = "GENERAL INQUIRY",      [0x8] = "NOT IMPLEMENTED",
+                [0x9] = "ACCEPTED",             [0xa] = "REJECTED",
+                [0xb] = "IN TRANSITION",        [0xc] = "IMPLEMENTED/STABLE",
+                [0xd] = "CHANGED",              [0xf] = "INTERIM",
+        };
+        const char *ret = ctype < ARRAY_SIZE(ctypes) ? ctypes[ctype] : NULL;
+
+        return ret ? ret : "?";
+}
+
+static const char *debug_fcp_opcode(unsigned int opcode,
+                                    const u8 *data, size_t length)
+{
+        switch (opcode) {
+        case AVC_OPCODE_VENDOR:                 break;
+        case AVC_OPCODE_READ_DESCRIPTOR:        return "ReadDescriptor";
+        case AVC_OPCODE_DSIT:                   return "DirectSelectInfo.Type";
+        case AVC_OPCODE_DSD:                    return "DirectSelectData";
+        default:                                return "?";
+        }
+
+        if (length < 7 ||
+            data[3] != SFE_VENDOR_DE_COMPANYID_0 ||
+            data[4] != SFE_VENDOR_DE_COMPANYID_1 ||
+            data[5] != SFE_VENDOR_DE_COMPANYID_2)
+                return "Vendor";
+
+        switch (data[6]) {
+        case SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL: return "RegisterRC";
+        case SFE_VENDOR_OPCODE_LNB_CONTROL:             return "LNBControl";
+        case SFE_VENDOR_OPCODE_TUNE_QPSK:               return "TuneQPSK";
+        case SFE_VENDOR_OPCODE_HOST2CA:                 return "Host2CA";
+        case SFE_VENDOR_OPCODE_CA2HOST:                 return "CA2Host";
+        }
+        return "Vendor";
+}
+
+static void debug_fcp(const u8 *data, size_t length)
+{
+        unsigned int subunit_type, subunit_id, op;
+        const char *prefix = data[0] > 7 ? "FCP <- " : "FCP -> ";
+
+        if (avc_debug & AVC_DEBUG_FCP_SUBACTIONS) {
+                subunit_type = data[1] >> 3;
+                subunit_id = data[1] & 7;
+                op = subunit_type == 0x1e || subunit_id == 5 ? ~0 : data[2];
+                printk(KERN_INFO "%ssu=%x.%x l=%d: %-8s - %s\n",
+                       prefix, subunit_type, subunit_id, length,
+                       debug_fcp_ctype(data[0]),
+                       debug_fcp_opcode(op, data, length));
+        }
+
+        if (avc_debug & AVC_DEBUG_FCP_PAYLOADS)
+                print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_NONE, 16, 1,
+                               data, length, false);
+}
+
+static int __avc_write(struct firedtv *fdtv,
+                const struct avc_command_frame *c, struct avc_response_frame *r)
+{
+        int err, retry;
+
+        if (r)
+                fdtv->avc_reply_received = false;
+
+        for (retry = 0; retry < 6; retry++) {
+                if (unlikely(avc_debug))
+                        debug_fcp(&c->ctype, c->length);
+
+                err = fdtv->backend->write(fdtv, FCP_COMMAND_REGISTER,
+                                           (void *)&c->ctype, c->length);
+                if (err) {
+                        fdtv->avc_reply_received = true;
+                        dev_err(fdtv->device, "FCP command write failed\n");
+                        return err;
+                }
+
+                if (!r)
+                        return 0;
+
+                /*
+                 * AV/C specs say that answers should be sent within 150 ms.
+                 * Time out after 200 ms.
+                 */
+                if (wait_event_timeout(fdtv->avc_wait,
+                                       fdtv->avc_reply_received,
+                                       msecs_to_jiffies(200)) != 0) {
+                        r->length = fdtv->response_length;
+                        memcpy(&r->response, fdtv->response, r->length);
+
+                        return 0;
+                }
+        }
+        dev_err(fdtv->device, "FCP response timed out\n");
+        return -ETIMEDOUT;
+}
+
+static int avc_write(struct firedtv *fdtv,
+                const struct avc_command_frame *c, struct avc_response_frame *r)
+{
+        int ret;
+
+        if (mutex_lock_interruptible(&fdtv->avc_mutex))
+                return -EINTR;
+
+        ret = __avc_write(fdtv, c, r);
+
+        mutex_unlock(&fdtv->avc_mutex);
+        return ret;
+}
+
+int avc_recv(struct firedtv *fdtv, void *data, size_t length)
+{
+        struct avc_response_frame *r =
+                        data - offsetof(struct avc_response_frame, response);
+
+        if (unlikely(avc_debug))
+                debug_fcp(data, length);
+
+        if (length >= 8 &&
+            r->operand[0] == SFE_VENDOR_DE_COMPANYID_0 &&
+            r->operand[1] == SFE_VENDOR_DE_COMPANYID_1 &&
+            r->operand[2] == SFE_VENDOR_DE_COMPANYID_2 &&
+            r->operand[3] == SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL) {
+                if (r->response == AVC_RESPONSE_CHANGED) {
+                        fdtv_handle_rc(fdtv,
+                            r->operand[4] << 8 | r->operand[5]);
+                        schedule_work(&fdtv->remote_ctrl_work);
+                } else if (r->response != AVC_RESPONSE_INTERIM) {
+                        dev_info(fdtv->device,
+                                 "remote control result = %d\n", r->response);
+                }
+                return 0;
+        }
+
+        if (fdtv->avc_reply_received) {
+                dev_err(fdtv->device, "out-of-order AVC response, ignored\n");
+                return -EIO;
+        }
+
+        memcpy(fdtv->response, data, length);
+        fdtv->response_length = length;
+
+        fdtv->avc_reply_received = true;
+        wake_up(&fdtv->avc_wait);
+
+        return 0;
+}
+
+/*
+ * tuning command for setting the relative LNB frequency
+ * (not supported by the AVC standard)
+ */
+static void avc_tuner_tuneqpsk(struct firedtv *fdtv,
+                               struct dvb_frontend_parameters *params,
+                               struct avc_command_frame *c)
+{
+        c->opcode = AVC_OPCODE_VENDOR;
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_TUNE_QPSK;
+
+        c->operand[4] = (params->frequency >> 24) & 0xff;
+        c->operand[5] = (params->frequency >> 16) & 0xff;
+        c->operand[6] = (params->frequency >> 8) & 0xff;
+        c->operand[7] = params->frequency & 0xff;
+
+        c->operand[8] = ((params->u.qpsk.symbol_rate / 1000) >> 8) & 0xff;
+        c->operand[9] = (params->u.qpsk.symbol_rate / 1000) & 0xff;
+
+        switch (params->u.qpsk.fec_inner) {
+        case FEC_1_2:   c->operand[10] = 0x1; break;
+        case FEC_2_3:   c->operand[10] = 0x2; break;
+        case FEC_3_4:   c->operand[10] = 0x3; break;
+        case FEC_5_6:   c->operand[10] = 0x4; break;
+        case FEC_7_8:   c->operand[10] = 0x5; break;
+        case FEC_4_5:
+        case FEC_8_9:
+        case FEC_AUTO:
+        default:        c->operand[10] = 0x0;
+        }
+
+        if (fdtv->voltage == 0xff)
+                c->operand[11] = 0xff;
+        else if (fdtv->voltage == SEC_VOLTAGE_18) /* polarisation */
+                c->operand[11] = 0;
+        else
+                c->operand[11] = 1;
+
+        if (fdtv->tone == 0xff)
+                c->operand[12] = 0xff;
+        else if (fdtv->tone == SEC_TONE_ON) /* band */
+                c->operand[12] = 1;
+        else
+                c->operand[12] = 0;
+
+        if (fdtv->type == FIREDTV_DVB_S2) {
+                c->operand[13] = 0x1;
+                c->operand[14] = 0xff;
+                c->operand[15] = 0xff;
+                c->length = 20;
+        } else {
+                c->length = 16;
+        }
+}
+
+static void avc_tuner_dsd_dvb_c(struct dvb_frontend_parameters *params,
+                                struct avc_command_frame *c)
+{
+        c->opcode = AVC_OPCODE_DSD;
+
+        c->operand[0] = 0;    /* source plug */
+        c->operand[1] = 0xd2; /* subfunction replace */
+        c->operand[2] = 0x20; /* system id = DVB */
+        c->operand[3] = 0x00; /* antenna number */
+        c->operand[4] = 0x11; /* system_specific_multiplex selection_length */
+
+        /* multiplex_valid_flags, high byte */
+        c->operand[5] =   0 << 7 /* reserved */
+                        | 0 << 6 /* Polarisation */
+                        | 0 << 5 /* Orbital_Pos */
+                        | 1 << 4 /* Frequency */
+                        | 1 << 3 /* Symbol_Rate */
+                        | 0 << 2 /* FEC_outer */
+                        | (params->u.qam.fec_inner  != FEC_AUTO ? 1 << 1 : 0)
+                        | (params->u.qam.modulation != QAM_AUTO ? 1 << 0 : 0);
+
+        /* multiplex_valid_flags, low byte */
+        c->operand[6] =   0 << 7 /* NetworkID */
+                        | 0 << 0 /* reserved */ ;
+
+        c->operand[7]  = 0x00;
+        c->operand[8]  = 0x00;
+        c->operand[9]  = 0x00;
+        c->operand[10] = 0x00;
+
+        c->operand[11] = (((params->frequency / 4000) >> 16) & 0xff) | (2 << 6);
+        c->operand[12] = ((params->frequency / 4000) >> 8) & 0xff;
+        c->operand[13] = (params->frequency / 4000) & 0xff;
+        c->operand[14] = ((params->u.qpsk.symbol_rate / 1000) >> 12) & 0xff;
+        c->operand[15] = ((params->u.qpsk.symbol_rate / 1000) >> 4) & 0xff;
+        c->operand[16] = ((params->u.qpsk.symbol_rate / 1000) << 4) & 0xf0;
+        c->operand[17] = 0x00;
+
+        switch (params->u.qpsk.fec_inner) {
+        case FEC_1_2:   c->operand[18] = 0x1; break;
+        case FEC_2_3:   c->operand[18] = 0x2; break;
+        case FEC_3_4:   c->operand[18] = 0x3; break;
+        case FEC_5_6:   c->operand[18] = 0x4; break;
+        case FEC_7_8:   c->operand[18] = 0x5; break;
+        case FEC_8_9:   c->operand[18] = 0x6; break;
+        case FEC_4_5:   c->operand[18] = 0x8; break;
+        case FEC_AUTO:
+        default:        c->operand[18] = 0x0;
+        }
+
+        switch (params->u.qam.modulation) {
+        case QAM_16:    c->operand[19] = 0x08; break;
+        case QAM_32:    c->operand[19] = 0x10; break;
+        case QAM_64:    c->operand[19] = 0x18; break;
+        case QAM_128:   c->operand[19] = 0x20; break;
+        case QAM_256:   c->operand[19] = 0x28; break;
+        case QAM_AUTO:
+        default:        c->operand[19] = 0x00;
+        }
+
+        c->operand[20] = 0x00;
+        c->operand[21] = 0x00;
+        /* Nr_of_dsd_sel_specs = 0 -> no PIDs are transmitted */
+        c->operand[22] = 0x00;
+
+        c->length = 28;
+}
+
+static void avc_tuner_dsd_dvb_t(struct dvb_frontend_parameters *params,
+                                struct avc_command_frame *c)
+{
+        struct dvb_ofdm_parameters *ofdm = &params->u.ofdm;
+
+        c->opcode = AVC_OPCODE_DSD;
+
+        c->operand[0] = 0;    /* source plug */
+        c->operand[1] = 0xd2; /* subfunction replace */
+        c->operand[2] = 0x20; /* system id = DVB */
+        c->operand[3] = 0x00; /* antenna number */
+        c->operand[4] = 0x0c; /* system_specific_multiplex selection_length */
+
+        /* multiplex_valid_flags, high byte */
+        c->operand[5] =
+              0 << 7 /* reserved */
+            | 1 << 6 /* CenterFrequency */
+            | (ofdm->bandwidth      != BANDWIDTH_AUTO        ? 1 << 5 : 0)
+            | (ofdm->constellation  != QAM_AUTO              ? 1 << 4 : 0)
+            | (ofdm->hierarchy_information != HIERARCHY_AUTO ? 1 << 3 : 0)
+            | (ofdm->code_rate_HP   != FEC_AUTO              ? 1 << 2 : 0)
+            | (ofdm->code_rate_LP   != FEC_AUTO              ? 1 << 1 : 0)
+            | (ofdm->guard_interval != GUARD_INTERVAL_AUTO   ? 1 << 0 : 0);
+
+        /* multiplex_valid_flags, low byte */
+        c->operand[6] =
+              0 << 7 /* NetworkID */
+            | (ofdm->transmission_mode != TRANSMISSION_MODE_AUTO ? 1 << 6 : 0)
+            | 0 << 5 /* OtherFrequencyFlag */
+            | 0 << 0 /* reserved */ ;
+
+        c->operand[7]  = 0x0;
+        c->operand[8]  = (params->frequency / 10) >> 24;
+        c->operand[9]  = ((params->frequency / 10) >> 16) & 0xff;
+        c->operand[10] = ((params->frequency / 10) >>  8) & 0xff;
+        c->operand[11] = (params->frequency / 10) & 0xff;
+
+        switch (ofdm->bandwidth) {
+        case BANDWIDTH_7_MHZ:   c->operand[12] = 0x20; break;
+        case BANDWIDTH_8_MHZ:
+        case BANDWIDTH_6_MHZ:   /* not defined by AVC spec */
+        case BANDWIDTH_AUTO:
+        default:                c->operand[12] = 0x00;
+        }
+
+        switch (ofdm->constellation) {
+        case QAM_16:    c->operand[13] = 1 << 6; break;
+        case QAM_64:    c->operand[13] = 2 << 6; break;
+        case QPSK:
+        default:        c->operand[13] = 0x00;
+        }
+
+        switch (ofdm->hierarchy_information) {
+        case HIERARCHY_1:       c->operand[13] |= 1 << 3; break;
+        case HIERARCHY_2:       c->operand[13] |= 2 << 3; break;
+        case HIERARCHY_4:       c->operand[13] |= 3 << 3; break;
+        case HIERARCHY_AUTO:
+        case HIERARCHY_NONE:
+        default:                break;
+        }
+
+        switch (ofdm->code_rate_HP) {
+        case FEC_2_3:   c->operand[13] |= 1; break;
+        case FEC_3_4:   c->operand[13] |= 2; break;
+        case FEC_5_6:   c->operand[13] |= 3; break;
+        case FEC_7_8:   c->operand[13] |= 4; break;
+        case FEC_1_2:
+        default:        break;
+        }
+
+        switch (ofdm->code_rate_LP) {
+        case FEC_2_3:   c->operand[14] = 1 << 5; break;
+        case FEC_3_4:   c->operand[14] = 2 << 5; break;
+        case FEC_5_6:   c->operand[14] = 3 << 5; break;
+        case FEC_7_8:   c->operand[14] = 4 << 5; break;
+        case FEC_1_2:
+        default:        c->operand[14] = 0x00; break;
+        }
+
+        switch (ofdm->guard_interval) {
+        case GUARD_INTERVAL_1_16:       c->operand[14] |= 1 << 3; break;
+        case GUARD_INTERVAL_1_8:        c->operand[14] |= 2 << 3; break;
+        case GUARD_INTERVAL_1_4:        c->operand[14] |= 3 << 3; break;
+        case GUARD_INTERVAL_1_32:
+        case GUARD_INTERVAL_AUTO:
+        default:                        break;
+        }
+
+        switch (ofdm->transmission_mode) {
+        case TRANSMISSION_MODE_8K:      c->operand[14] |= 1 << 1; break;
+        case TRANSMISSION_MODE_2K:
+        case TRANSMISSION_MODE_AUTO:
+        default:                        break;
+        }
+
+        c->operand[15] = 0x00; /* network_ID[0] */
+        c->operand[16] = 0x00; /* network_ID[1] */
+        /* Nr_of_dsd_sel_specs = 0 -> no PIDs are transmitted */
+        c->operand[17] = 0x00;
+
+        c->length = 24;
+}
+
+int avc_tuner_dsd(struct firedtv *fdtv,
+                  struct dvb_frontend_parameters *params)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_CONTROL;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+
+        switch (fdtv->type) {
+        case FIREDTV_DVB_S:
+        case FIREDTV_DVB_S2: avc_tuner_tuneqpsk(fdtv, params, c); break;
+        case FIREDTV_DVB_C: avc_tuner_dsd_dvb_c(params, c); break;
+        case FIREDTV_DVB_T: avc_tuner_dsd_dvb_t(params, c); break;
+        default:
+                BUG();
+        }
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        msleep(500);
+#if 0
+        /* FIXME: */
+        /* u8 *status was an out-parameter of avc_tuner_dsd, unused by caller */
+        if (status)
+                *status = r->operand[2];
+#endif
+        return 0;
+}
+
+int avc_tuner_set_pids(struct firedtv *fdtv, unsigned char pidc, u16 pid[])
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+        int pos, k;
+
+        if (pidc > 16 && pidc != 0xff)
+                return -EINVAL;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_CONTROL;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_DSD;
+
+        c->operand[0] = 0;      /* source plug */
+        c->operand[1] = 0xd2;   /* subfunction replace */
+        c->operand[2] = 0x20;   /* system id = DVB */
+        c->operand[3] = 0x00;   /* antenna number */
+        c->operand[4] = 0x00;   /* system_specific_multiplex selection_length */
+        c->operand[5] = pidc;   /* Nr_of_dsd_sel_specs */
+
+        pos = 6;
+        if (pidc != 0xff)
+                for (k = 0; k < pidc; k++) {
+                        c->operand[pos++] = 0x13; /* flowfunction relay */
+                        c->operand[pos++] = 0x80; /* dsd_sel_spec_valid_flags -> PID */
+                        c->operand[pos++] = (pid[k] >> 8) & 0x1f;
+                        c->operand[pos++] = pid[k] & 0xff;
+                        c->operand[pos++] = 0x00; /* tableID */
+                        c->operand[pos++] = 0x00; /* filter_length */
+                }
+
+        c->length = ALIGN(3 + pos, 4);
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        msleep(50);
+        return 0;
+}
+
+int avc_tuner_get_ts(struct firedtv *fdtv)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+        int sl;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_CONTROL;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_DSIT;
+
+        sl = fdtv->type == FIREDTV_DVB_T ? 0x0c : 0x11;
+
+        c->operand[0] = 0;      /* source plug */
+        c->operand[1] = 0xd2;   /* subfunction replace */
+        c->operand[2] = 0xff;   /* status */
+        c->operand[3] = 0x20;   /* system id = DVB */
+        c->operand[4] = 0x00;   /* antenna number */
+        c->operand[5] = 0x0;    /* system_specific_search_flags */
+        c->operand[6] = sl;     /* system_specific_multiplex selection_length */
+        c->operand[7] = 0x00;   /* valid_flags [0] */
+        c->operand[8] = 0x00;   /* valid_flags [1] */
+        c->operand[7 + sl] = 0x00; /* nr_of_dsit_sel_specs (always 0) */
+
+        c->length = fdtv->type == FIREDTV_DVB_T ? 24 : 28;
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        msleep(250);
+        return 0;
+}
+
+int avc_identify_subunit(struct firedtv *fdtv)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_CONTROL;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_READ_DESCRIPTOR;
+
+        c->operand[0] = DESCRIPTOR_SUBUNIT_IDENTIFIER;
+        c->operand[1] = 0xff;
+        c->operand[2] = 0x00;
+        c->operand[3] = 0x00; /* length highbyte */
+        c->operand[4] = 0x08; /* length lowbyte  */
+        c->operand[5] = 0x00; /* offset highbyte */
+        c->operand[6] = 0x0d; /* offset lowbyte  */
+
+        c->length = 12;
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        if ((r->response != AVC_RESPONSE_STABLE &&
+             r->response != AVC_RESPONSE_ACCEPTED) ||
+            (r->operand[3] << 8) + r->operand[4] != 8) {
+                dev_err(fdtv->device, "cannot read subunit identifier\n");
+                return -EINVAL;
+        }
+        return 0;
+}
+
+#define SIZEOF_ANTENNA_INPUT_INFO 22
+
+int avc_tuner_status(struct firedtv *fdtv, struct firedtv_tuner_status *stat)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer;
+        int length;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_CONTROL;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_READ_DESCRIPTOR;
+
+        c->operand[0] = DESCRIPTOR_TUNER_STATUS;
+        c->operand[1] = 0xff;   /* read_result_status */
+        c->operand[2] = 0x00;   /* reserved */
+        c->operand[3] = 0;      /* SIZEOF_ANTENNA_INPUT_INFO >> 8; */
+        c->operand[4] = 0;      /* SIZEOF_ANTENNA_INPUT_INFO & 0xff; */
+        c->operand[5] = 0x00;
+        c->operand[6] = 0x00;
+
+        c->length = 12;
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        if (r->response != AVC_RESPONSE_STABLE &&
+            r->response != AVC_RESPONSE_ACCEPTED) {
+                dev_err(fdtv->device, "cannot read tuner status\n");
+                return -EINVAL;
+        }
+
+        length = r->operand[9];
+        if (r->operand[1] != 0x10 || length != SIZEOF_ANTENNA_INPUT_INFO) {
+                dev_err(fdtv->device, "got invalid tuner status\n");
+                return -EINVAL;
+        }
+
+        stat->active_system             = r->operand[10];
+        stat->searching                 = r->operand[11] >> 7 & 1;
+        stat->moving                    = r->operand[11] >> 6 & 1;
+        stat->no_rf                     = r->operand[11] >> 5 & 1;
+        stat->input                     = r->operand[12] >> 7 & 1;
+        stat->selected_antenna          = r->operand[12] & 0x7f;
+        stat->ber                       = r->operand[13] << 24 |
+                                          r->operand[14] << 16 |
+                                          r->operand[15] << 8 |
+                                          r->operand[16];
+        stat->signal_strength           = r->operand[17];
+        stat->raster_frequency          = r->operand[18] >> 6 & 2;
+        stat->rf_frequency              = (r->operand[18] & 0x3f) << 16 |
+                                          r->operand[19] << 8 |
+                                          r->operand[20];
+        stat->man_dep_info_length       = r->operand[21];
+        stat->front_end_error           = r->operand[22] >> 4 & 1;
+        stat->antenna_error             = r->operand[22] >> 3 & 1;
+        stat->front_end_power_status    = r->operand[22] >> 1 & 1;
+        stat->power_supply              = r->operand[22] & 1;
+        stat->carrier_noise_ratio       = r->operand[23] << 8 |
+                                          r->operand[24];
+        stat->power_supply_voltage      = r->operand[27];
+        stat->antenna_voltage           = r->operand[28];
+        stat->firewire_bus_voltage      = r->operand[29];
+        stat->ca_mmi                    = r->operand[30] & 1;
+        stat->ca_pmt_reply              = r->operand[31] >> 7 & 1;
+        stat->ca_date_time_request      = r->operand[31] >> 6 & 1;
+        stat->ca_application_info       = r->operand[31] >> 5 & 1;
+        stat->ca_module_present_status  = r->operand[31] >> 4 & 1;
+        stat->ca_dvb_flag               = r->operand[31] >> 3 & 1;
+        stat->ca_error_flag             = r->operand[31] >> 2 & 1;
+        stat->ca_initialization_status  = r->operand[31] >> 1 & 1;
+
+        return 0;
+}
+
+int avc_lnb_control(struct firedtv *fdtv, char voltage, char burst,
+                    char conttone, char nrdiseq,
+                    struct dvb_diseqc_master_cmd *diseqcmd)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer;
+        int i, j, k;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_CONTROL;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_VENDOR;
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_LNB_CONTROL;
+
+        c->operand[4] = voltage;
+        c->operand[5] = nrdiseq;
+
+        i = 6;
+
+        for (j = 0; j < nrdiseq; j++) {
+                c->operand[i++] = diseqcmd[j].msg_len;
+
+                for (k = 0; k < diseqcmd[j].msg_len; k++)
+                        c->operand[i++] = diseqcmd[j].msg[k];
+        }
+
+        c->operand[i++] = burst;
+        c->operand[i++] = conttone;
+
+        c->length = ALIGN(3 + i, 4);
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        if (r->response != AVC_RESPONSE_ACCEPTED) {
+                dev_err(fdtv->device, "LNB control failed\n");
+                return -EINVAL;
+        }
+
+        return 0;
+}
+
+int avc_register_remote_control(struct firedtv *fdtv)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_NOTIFY;
+        c->subunit = AVC_SUBUNIT_TYPE_UNIT | 7;
+        c->opcode  = AVC_OPCODE_VENDOR;
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL;
+
+        c->length = 8;
+
+        return avc_write(fdtv, c, NULL);
+}
+
+void avc_remote_ctrl_work(struct work_struct *work)
+{
+        struct firedtv *fdtv =
+                        container_of(work, struct firedtv, remote_ctrl_work);
+
+        /* Should it be rescheduled in failure cases? */
+        avc_register_remote_control(fdtv);
+}
+
+#if 0 /* FIXME: unused */
+int avc_tuner_host2ca(struct firedtv *fdtv)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_CONTROL;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_VENDOR;
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
+        c->operand[4] = 0; /* slot */
+        c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
+        c->operand[6] = 0; /* more/last */
+        c->operand[7] = 0; /* length */
+
+        c->length = 12;
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        return 0;
+}
+#endif
+
+static int get_ca_object_pos(struct avc_response_frame *r)
+{
+        int length = 1;
+
+        /* Check length of length field */
+        if (r->operand[7] & 0x80)
+                length = (r->operand[7] & 0x7f) + 1;
+        return length + 7;
+}
+
+static int get_ca_object_length(struct avc_response_frame *r)
+{
+#if 0 /* FIXME: unused */
+        int size = 0;
+        int i;
+
+        if (r->operand[7] & 0x80)
+                for (i = 0; i < (r->operand[7] & 0x7f); i++) {
+                        size <<= 8;
+                        size += r->operand[8 + i];
+                }
+#endif
+        return r->operand[7];
+}
+
+int avc_ca_app_info(struct firedtv *fdtv, char *app_info, unsigned int *len)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer;
+        int pos;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_STATUS;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_VENDOR;
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
+        c->operand[4] = 0; /* slot */
+        c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
+
+        c->length = 12;
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        /* FIXME: check response code and validate response data */
+
+        pos = get_ca_object_pos(r);
+        app_info[0] = (EN50221_TAG_APP_INFO >> 16) & 0xff;
+        app_info[1] = (EN50221_TAG_APP_INFO >>  8) & 0xff;
+        app_info[2] = (EN50221_TAG_APP_INFO >>  0) & 0xff;
+        app_info[3] = 6 + r->operand[pos + 4];
+        app_info[4] = 0x01;
+        memcpy(&app_info[5], &r->operand[pos], 5 + r->operand[pos + 4]);
+        *len = app_info[3] + 4;
+
+        return 0;
+}
+
+int avc_ca_info(struct firedtv *fdtv, char *app_info, unsigned int *len)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer;
+        int pos;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_STATUS;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_VENDOR;
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
+        c->operand[4] = 0; /* slot */
+        c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
+
+        c->length = 12;
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        pos = get_ca_object_pos(r);
+        app_info[0] = (EN50221_TAG_CA_INFO >> 16) & 0xff;
+        app_info[1] = (EN50221_TAG_CA_INFO >>  8) & 0xff;
+        app_info[2] = (EN50221_TAG_CA_INFO >>  0) & 0xff;
+        app_info[3] = 2;
+        app_info[4] = r->operand[pos + 0];
+        app_info[5] = r->operand[pos + 1];
+        *len = app_info[3] + 4;
+
+        return 0;
+}
+
+int avc_ca_reset(struct firedtv *fdtv)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_CONTROL;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_VENDOR;
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
+        c->operand[4] = 0; /* slot */
+        c->operand[5] = SFE_VENDOR_TAG_CA_RESET; /* ca tag */
+        c->operand[6] = 0; /* more/last */
+        c->operand[7] = 1; /* length */
+        c->operand[8] = 0; /* force hardware reset */
+
+        c->length = 12;
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        return 0;
+}
+
+int avc_ca_pmt(struct firedtv *fdtv, char *msg, int length)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer;
+        int list_management;
+        int program_info_length;
+        int pmt_cmd_id;
+        int read_pos;
+        int write_pos;
+        int es_info_length;
+        int crc32_csum;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_CONTROL;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_VENDOR;
+
+        if (msg[0] != EN50221_LIST_MANAGEMENT_ONLY) {
+                dev_info(fdtv->device, "forcing list_management to ONLY\n");
+                msg[0] = EN50221_LIST_MANAGEMENT_ONLY;
+        }
+        /* We take the cmd_id from the programme level only! */
+        list_management = msg[0];
+        program_info_length = ((msg[4] & 0x0f) << 8) + msg[5];
+        if (program_info_length > 0)
+                program_info_length--; /* Remove pmt_cmd_id */
+        pmt_cmd_id = msg[6];
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
+        c->operand[4] = 0; /* slot */
+        c->operand[5] = SFE_VENDOR_TAG_CA_PMT; /* ca tag */
+        c->operand[6] = 0; /* more/last */
+        /* c->operand[7] = XXXprogram_info_length + 17; */ /* length */
+        c->operand[8] = list_management;
+        c->operand[9] = 0x01; /* pmt_cmd=OK_descramble */
+
+        /* TS program map table */
+
+        c->operand[10] = 0x02; /* Table id=2 */
+        c->operand[11] = 0x80; /* Section syntax + length */
+        /* c->operand[12] = XXXprogram_info_length + 12; */
+        c->operand[13] = msg[1]; /* Program number */
+        c->operand[14] = msg[2];
+        c->operand[15] = 0x01; /* Version number=0 + current/next=1 */
+        c->operand[16] = 0x00; /* Section number=0 */
+        c->operand[17] = 0x00; /* Last section number=0 */
+        c->operand[18] = 0x1f; /* PCR_PID=1FFF */
+        c->operand[19] = 0xff;
+        c->operand[20] = (program_info_length >> 8); /* Program info length */
+        c->operand[21] = (program_info_length & 0xff);
+
+        /* CA descriptors at programme level */
+        read_pos = 6;
+        write_pos = 22;
+        if (program_info_length > 0) {
+                pmt_cmd_id = msg[read_pos++];
+                if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
+                        dev_err(fdtv->device,
+                                "invalid pmt_cmd_id %d\n", pmt_cmd_id);
+
+                memcpy(&c->operand[write_pos], &msg[read_pos],
+                       program_info_length);
+                read_pos += program_info_length;
+                write_pos += program_info_length;
+        }
+        while (read_pos < length) {
+                c->operand[write_pos++] = msg[read_pos++];
+                c->operand[write_pos++] = msg[read_pos++];
+                c->operand[write_pos++] = msg[read_pos++];
+                es_info_length =
+                        ((msg[read_pos] & 0x0f) << 8) + msg[read_pos + 1];
+                read_pos += 2;
+                if (es_info_length > 0)
+                        es_info_length--; /* Remove pmt_cmd_id */
+                c->operand[write_pos++] = es_info_length >> 8;
+                c->operand[write_pos++] = es_info_length & 0xff;
+                if (es_info_length > 0) {
+                        pmt_cmd_id = msg[read_pos++];
+                        if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
+                                dev_err(fdtv->device, "invalid pmt_cmd_id %d "
+                                        "at stream level\n", pmt_cmd_id);
+
+                        memcpy(&c->operand[write_pos], &msg[read_pos],
+                               es_info_length);
+                        read_pos += es_info_length;
+                        write_pos += es_info_length;
+                }
+        }
+
+        /* CRC */
+        c->operand[write_pos++] = 0x00;
+        c->operand[write_pos++] = 0x00;
+        c->operand[write_pos++] = 0x00;
+        c->operand[write_pos++] = 0x00;
+
+        c->operand[7] = write_pos - 8;
+        c->operand[12] = write_pos - 13;
+
+        crc32_csum = crc32_be(0, &c->operand[10], c->operand[12] - 1);
+        c->operand[write_pos - 4] = (crc32_csum >> 24) & 0xff;
+        c->operand[write_pos - 3] = (crc32_csum >> 16) & 0xff;
+        c->operand[write_pos - 2] = (crc32_csum >>  8) & 0xff;
+        c->operand[write_pos - 1] = (crc32_csum >>  0) & 0xff;
+
+        c->length = ALIGN(3 + write_pos, 4);
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        if (r->response != AVC_RESPONSE_ACCEPTED) {
+                dev_err(fdtv->device,
+                        "CA PMT failed with response 0x%x\n", r->response);
+                return -EFAULT;
+        }
+
+        return 0;
+}
+
+int avc_ca_get_time_date(struct firedtv *fdtv, int *interval)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_STATUS;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_VENDOR;
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
+        c->operand[4] = 0; /* slot */
+        c->operand[5] = SFE_VENDOR_TAG_CA_DATE_TIME; /* ca tag */
+        c->operand[6] = 0; /* more/last */
+        c->operand[7] = 0; /* length */
+
+        c->length = 12;
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        /* FIXME: check response code and validate response data */
+
+        *interval = r->operand[get_ca_object_pos(r)];
+
+        return 0;
+}
+
+int avc_ca_enter_menu(struct firedtv *fdtv)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_STATUS;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_VENDOR;
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
+        c->operand[4] = 0; /* slot */
+        c->operand[5] = SFE_VENDOR_TAG_CA_ENTER_MENU;
+        c->operand[6] = 0; /* more/last */
+        c->operand[7] = 0; /* length */
+
+        c->length = 12;
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        return 0;
+}
+
+int avc_ca_get_mmi(struct firedtv *fdtv, char *mmi_object, unsigned int *len)
+{
+        char buffer[sizeof(struct avc_command_frame)];
+        struct avc_command_frame *c = (void *)buffer;
+        struct avc_response_frame *r = (void *)buffer;
+
+        memset(c, 0, sizeof(*c));
+
+        c->ctype   = AVC_CTYPE_STATUS;
+        c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+        c->opcode  = AVC_OPCODE_VENDOR;
+
+        c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+        c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+        c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+        c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
+        c->operand[4] = 0; /* slot */
+        c->operand[5] = SFE_VENDOR_TAG_CA_MMI;
+        c->operand[6] = 0; /* more/last */
+        c->operand[7] = 0; /* length */
+
+        c->length = 12;
+
+        if (avc_write(fdtv, c, r) < 0)
+                return -EIO;
+
+        /* FIXME: check response code and validate response data */
+
+        *len = get_ca_object_length(r);
+        memcpy(mmi_object, &r->operand[get_ca_object_pos(r)], *len);
+
+        return 0;
+}
+
+#define CMP_OUTPUT_PLUG_CONTROL_REG_0   0xfffff0000904ULL
+
+static int cmp_read(struct firedtv *fdtv, void *buf, u64 addr, size_t len)
+{
+        int ret;
+
+        if (mutex_lock_interruptible(&fdtv->avc_mutex))
+                return -EINTR;
+
+        ret = fdtv->backend->read(fdtv, addr, buf, len);
+        if (ret < 0)
+                dev_err(fdtv->device, "CMP: read I/O error\n");
+
+        mutex_unlock(&fdtv->avc_mutex);
+        return ret;
+}
+
+static int cmp_lock(struct firedtv *fdtv, void *data, u64 addr, __be32 arg)
+{
+        int ret;
+
+        if (mutex_lock_interruptible(&fdtv->avc_mutex))
+                return -EINTR;
+
+        ret = fdtv->backend->lock(fdtv, addr, data, arg);
+        if (ret < 0)
+                dev_err(fdtv->device, "CMP: lock I/O error\n");
+
+        mutex_unlock(&fdtv->avc_mutex);
+        return ret;
+}
+
+static inline u32 get_opcr(__be32 opcr, u32 mask, u32 shift)
+{
+        return (be32_to_cpu(opcr) >> shift) & mask;
+}
+
+static inline void set_opcr(__be32 *opcr, u32 value, u32 mask, u32 shift)
+{
+        *opcr &= ~cpu_to_be32(mask << shift);
+        *opcr |= cpu_to_be32((value & mask) << shift);
+}
+
+#define get_opcr_online(v)              get_opcr((v), 0x1, 31)
+#define get_opcr_p2p_connections(v)     get_opcr((v), 0x3f, 24)
+#define get_opcr_channel(v)             get_opcr((v), 0x3f, 16)
+
+#define set_opcr_p2p_connections(p, v)  set_opcr((p), (v), 0x3f, 24)
+#define set_opcr_channel(p, v)          set_opcr((p), (v), 0x3f, 16)
+#define set_opcr_data_rate(p, v)        set_opcr((p), (v), 0x3, 14)
+#define set_opcr_overhead_id(p, v)      set_opcr((p), (v), 0xf, 10)
+
+int cmp_establish_pp_connection(struct firedtv *fdtv, int plug, int channel)
+{
+        __be32 old_opcr, opcr;
+        u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
+        int attempts = 0;
+        int ret;
+
+        ret = cmp_read(fdtv, &opcr, opcr_address, 4);
+        if (ret < 0)
+                return ret;
+
+repeat:
+        if (!get_opcr_online(opcr)) {
+                dev_err(fdtv->device, "CMP: output offline\n");
+                return -EBUSY;
+        }
+
+        old_opcr = opcr;
+
+        if (get_opcr_p2p_connections(opcr)) {
+                if (get_opcr_channel(opcr) != channel) {
+                        dev_err(fdtv->device, "CMP: cannot change channel\n");
+                        return -EBUSY;
+                }
+                dev_info(fdtv->device, "CMP: overlaying connection\n");
+
+                /* We don't allocate isochronous resources. */
+        } else {
+                set_opcr_channel(&opcr, channel);
+                set_opcr_data_rate(&opcr, 2); /* S400 */
+
+                /* FIXME: this is for the worst case - optimize */
+                set_opcr_overhead_id(&opcr, 0);
+
+                /*
+                 * FIXME: allocate isochronous channel and bandwidth at IRM
+                 * fdtv->backend->alloc_resources(fdtv, channels_mask, bw);
+                 */
+        }
+
+        set_opcr_p2p_connections(&opcr, get_opcr_p2p_connections(opcr) + 1);
+
+        ret = cmp_lock(fdtv, &opcr, opcr_address, old_opcr);
+        if (ret < 0)
+                return ret;
+
+        if (old_opcr != opcr) {
+                /*
+                 * FIXME: if old_opcr.P2P_Connections > 0,
+                 * deallocate isochronous channel and bandwidth at IRM
+                 * if (...)
+                 *      fdtv->backend->dealloc_resources(fdtv, channel, bw);
+                 */
+
+                if (++attempts < 6) /* arbitrary limit */
+                        goto repeat;
+                return -EBUSY;
+        }
+
+        return 0;
+}
+
+void cmp_break_pp_connection(struct firedtv *fdtv, int plug, int channel)
+{
+        __be32 old_opcr, opcr;
+        u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
+        int attempts = 0;
+
+        if (cmp_read(fdtv, &opcr, opcr_address, 4) < 0)
+                return;
+
+repeat:
+        if (!get_opcr_online(opcr) || !get_opcr_p2p_connections(opcr) ||
+            get_opcr_channel(opcr) != channel) {
+                dev_err(fdtv->device, "CMP: no connection to break\n");
+                return;
+        }
+
+        old_opcr = opcr;
+        set_opcr_p2p_connections(&opcr, get_opcr_p2p_connections(opcr) - 1);
+
+        if (cmp_lock(fdtv, &opcr, opcr_address, old_opcr) < 0)
+                return;
+
+        if (old_opcr != opcr) {
+                /*
+                 * FIXME: if old_opcr.P2P_Connections == 1, i.e. we were last
+                 * owner, deallocate isochronous channel and bandwidth at IRM
+                 * if (...)
+                 *      fdtv->backend->dealloc_resources(fdtv, channel, bw);
+                 */
+
+                if (++attempts < 6) /* arbitrary limit */
+                        goto repeat;
+        }
+}
diff --git a/drivers/media/dvb/firewire/firedtv-ci.c b/drivers/media/dvb/firewire/firedtv-ci.c
new file mode 100644
index 000000000000..eeb80d0ea3ff
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-ci.c
@@ -0,0 +1,260 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License as
+ *      published by the Free Software Foundation; either version 2 of
+ *      the License, or (at your option) any later version.
+ */
+
+#include <linux/device.h>
+#include <linux/dvb/ca.h>
+#include <linux/fs.h>
+#include <linux/module.h>
+
+#include <dvbdev.h>
+
+#include "firedtv.h"
+
+#define EN50221_TAG_APP_INFO_ENQUIRY    0x9f8020
+#define EN50221_TAG_CA_INFO_ENQUIRY     0x9f8030
+#define EN50221_TAG_CA_PMT              0x9f8032
+#define EN50221_TAG_ENTER_MENU          0x9f8022
+
+static int fdtv_ca_ready(struct firedtv_tuner_status *stat)
+{
+        return stat->ca_initialization_status   == 1 &&
+               stat->ca_error_flag              == 0 &&
+               stat->ca_dvb_flag                == 1 &&
+               stat->ca_module_present_status   == 1;
+}
+
+static int fdtv_get_ca_flags(struct firedtv_tuner_status *stat)
+{
+        int flags = 0;
+
+        if (stat->ca_module_present_status == 1)
+                flags |= CA_CI_MODULE_PRESENT;
+        if (stat->ca_initialization_status == 1 &&
+            stat->ca_error_flag            == 0 &&
+            stat->ca_dvb_flag              == 1)
+                flags |= CA_CI_MODULE_READY;
+        return flags;
+}
+
+static int fdtv_ca_reset(struct firedtv *fdtv)
+{
+        return avc_ca_reset(fdtv) ? -EFAULT : 0;
+}
+
+static int fdtv_ca_get_caps(void *arg)
+{
+        struct ca_caps *cap = arg;
+
+        cap->slot_num = 1;
+        cap->slot_type = CA_CI;
+        cap->descr_num = 1;
+        cap->descr_type = CA_ECD;
+        return 0;
+}
+
+static int fdtv_ca_get_slot_info(struct firedtv *fdtv, void *arg)
+{
+        struct firedtv_tuner_status stat;
+        struct ca_slot_info *slot = arg;
+
+        if (avc_tuner_status(fdtv, &stat))
+                return -EFAULT;
+
+        if (slot->num != 0)
+                return -EFAULT;
+
+        slot->type = CA_CI;
+        slot->flags = fdtv_get_ca_flags(&stat);
+        return 0;
+}
+
+static int fdtv_ca_app_info(struct firedtv *fdtv, void *arg)
+{
+        struct ca_msg *reply = arg;
+
+        return avc_ca_app_info(fdtv, reply->msg, &reply->length) ? -EFAULT : 0;
+}
+
+static int fdtv_ca_info(struct firedtv *fdtv, void *arg)
+{
+        struct ca_msg *reply = arg;
+
+        return avc_ca_info(fdtv, reply->msg, &reply->length) ? -EFAULT : 0;
+}
+
+static int fdtv_ca_get_mmi(struct firedtv *fdtv, void *arg)
+{
+        struct ca_msg *reply = arg;
+
+        return avc_ca_get_mmi(fdtv, reply->msg, &reply->length) ? -EFAULT : 0;
+}
+
+static int fdtv_ca_get_msg(struct firedtv *fdtv, void *arg)
+{
+        struct firedtv_tuner_status stat;
+        int err;
+
+        switch (fdtv->ca_last_command) {
+        case EN50221_TAG_APP_INFO_ENQUIRY:
+                err = fdtv_ca_app_info(fdtv, arg);
+                break;
+        case EN50221_TAG_CA_INFO_ENQUIRY:
+                err = fdtv_ca_info(fdtv, arg);
+                break;
+        default:
+                if (avc_tuner_status(fdtv, &stat))
+                        err = -EFAULT;
+                else if (stat.ca_mmi == 1)
+                        err = fdtv_ca_get_mmi(fdtv, arg);
+                else {
+                        dev_info(fdtv->device, "unhandled CA message 0x%08x\n",
+                                 fdtv->ca_last_command);
+                        err = -EFAULT;
+                }
+        }
+        fdtv->ca_last_command = 0;
+        return err;
+}
+
+static int fdtv_ca_pmt(struct firedtv *fdtv, void *arg)
+{
+        struct ca_msg *msg = arg;
+        int data_pos;
+        int data_length;
+        int i;
+
+        data_pos = 4;
+        if (msg->msg[3] & 0x80) {
+                data_length = 0;
+                for (i = 0; i < (msg->msg[3] & 0x7f); i++)
+                        data_length = (data_length << 8) + msg->msg[data_pos++];
+        } else {
+                data_length = msg->msg[3];
+        }
+
+        return avc_ca_pmt(fdtv, &msg->msg[data_pos], data_length) ? -EFAULT : 0;
+}
+
+static int fdtv_ca_send_msg(struct firedtv *fdtv, void *arg)
+{
+        struct ca_msg *msg = arg;
+        int err;
+
+        /* Do we need a semaphore for this? */
+        fdtv->ca_last_command =
+                (msg->msg[0] << 16) + (msg->msg[1] << 8) + msg->msg[2];
+        switch (fdtv->ca_last_command) {
+        case EN50221_TAG_CA_PMT:
+                err = fdtv_ca_pmt(fdtv, arg);
+                break;
+        case EN50221_TAG_APP_INFO_ENQUIRY:
+                /* handled in ca_get_msg */
+                err = 0;
+                break;
+        case EN50221_TAG_CA_INFO_ENQUIRY:
+                /* handled in ca_get_msg */
+                err = 0;
+                break;
+        case EN50221_TAG_ENTER_MENU:
+                err = avc_ca_enter_menu(fdtv);
+                break;
+        default:
+                dev_err(fdtv->device, "unhandled CA message 0x%08x\n",
+                        fdtv->ca_last_command);
+                err = -EFAULT;
+        }
+        return err;
+}
+
+static int fdtv_ca_ioctl(struct inode *inode, struct file *file,
+                            unsigned int cmd, void *arg)
+{
+        struct dvb_device *dvbdev = file->private_data;
+        struct firedtv *fdtv = dvbdev->priv;
+        struct firedtv_tuner_status stat;
+        int err;
+
+        switch (cmd) {
+        case CA_RESET:
+                err = fdtv_ca_reset(fdtv);
+                break;
+        case CA_GET_CAP:
+                err = fdtv_ca_get_caps(arg);
+                break;
+        case CA_GET_SLOT_INFO:
+                err = fdtv_ca_get_slot_info(fdtv, arg);
+                break;
+        case CA_GET_MSG:
+                err = fdtv_ca_get_msg(fdtv, arg);
+                break;
+        case CA_SEND_MSG:
+                err = fdtv_ca_send_msg(fdtv, arg);
+                break;
+        default:
+                dev_info(fdtv->device, "unhandled CA ioctl %u\n", cmd);
+                err = -EOPNOTSUPP;
+        }
+
+        /* FIXME Is this necessary? */
+        avc_tuner_status(fdtv, &stat);
+
+        return err;
+}
+
+static unsigned int fdtv_ca_io_poll(struct file *file, poll_table *wait)
+{
+        return POLLIN;
+}
+
+static struct file_operations fdtv_ca_fops = {
+        .owner          = THIS_MODULE,
+        .ioctl          = dvb_generic_ioctl,
+        .open           = dvb_generic_open,
+        .release        = dvb_generic_release,
+        .poll           = fdtv_ca_io_poll,
+};
+
+static struct dvb_device fdtv_ca = {
+        .users          = 1,
+        .readers        = 1,
+        .writers        = 1,
+        .fops           = &fdtv_ca_fops,
+        .kernel_ioctl   = fdtv_ca_ioctl,
+};
+
+int fdtv_ca_register(struct firedtv *fdtv)
+{
+        struct firedtv_tuner_status stat;
+        int err;
+
+        if (avc_tuner_status(fdtv, &stat))
+                return -EINVAL;
+
+        if (!fdtv_ca_ready(&stat))
+                return -EFAULT;
+
+        err = dvb_register_device(&fdtv->adapter, &fdtv->cadev,
+                                  &fdtv_ca, fdtv, DVB_DEVICE_CA);
+
+        if (stat.ca_application_info == 0)
+                dev_err(fdtv->device, "CaApplicationInfo is not set\n");
+        if (stat.ca_date_time_request == 1)
+                avc_ca_get_time_date(fdtv, &fdtv->ca_time_interval);
+
+        return err;
+}
+
+void fdtv_ca_release(struct firedtv *fdtv)
+{
+        if (fdtv->cadev)
+                dvb_unregister_device(fdtv->cadev);
+}
diff --git a/drivers/media/dvb/firewire/firedtv-dvb.c b/drivers/media/dvb/firewire/firedtv-dvb.c
new file mode 100644
index 000000000000..9d308dd32a5c
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-dvb.c
@@ -0,0 +1,364 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License as
+ *      published by the Free Software Foundation; either version 2 of
+ *      the License, or (at your option) any later version.
+ */
+
+#include <linux/bitops.h>
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <linux/types.h>
+#include <linux/wait.h>
+#include <linux/workqueue.h>
+
+#include <dmxdev.h>
+#include <dvb_demux.h>
+#include <dvbdev.h>
+#include <dvb_frontend.h>
+
+#include "firedtv.h"
+
+static int alloc_channel(struct firedtv *fdtv)
+{
+        int i;
+
+        for (i = 0; i < 16; i++)
+                if (!__test_and_set_bit(i, &fdtv->channel_active))
+                        break;
+        return i;
+}
+
+static void collect_channels(struct firedtv *fdtv, int *pidc, u16 pid[])
+{
+        int i, n;
+
+        for (i = 0, n = 0; i < 16; i++)
+                if (test_bit(i, &fdtv->channel_active))
+                        pid[n++] = fdtv->channel_pid[i];
+        *pidc = n;
+}
+
+static inline void dealloc_channel(struct firedtv *fdtv, int i)
+{
+        __clear_bit(i, &fdtv->channel_active);
+}
+
+int fdtv_start_feed(struct dvb_demux_feed *dvbdmxfeed)
+{
+        struct firedtv *fdtv = dvbdmxfeed->demux->priv;
+        int pidc, c, ret;
+        u16 pids[16];
+
+        switch (dvbdmxfeed->type) {
+        case DMX_TYPE_TS:
+        case DMX_TYPE_SEC:
+                break;
+        default:
+                dev_err(fdtv->device, "can't start dmx feed: invalid type %u\n",
+                        dvbdmxfeed->type);
+                return -EINVAL;
+        }
+
+        if (mutex_lock_interruptible(&fdtv->demux_mutex))
+                return -EINTR;
+
+        if (dvbdmxfeed->type == DMX_TYPE_TS) {
+                switch (dvbdmxfeed->pes_type) {
+                case DMX_TS_PES_VIDEO:
+                case DMX_TS_PES_AUDIO:
+                case DMX_TS_PES_TELETEXT:
+                case DMX_TS_PES_PCR:
+                case DMX_TS_PES_OTHER:
+                        c = alloc_channel(fdtv);
+                        break;
+                default:
+                        dev_err(fdtv->device,
+                                "can't start dmx feed: invalid pes type %u\n",
+                                dvbdmxfeed->pes_type);
+                        ret = -EINVAL;
+                        goto out;
+                }
+        } else {
+                c = alloc_channel(fdtv);
+        }
+
+        if (c > 15) {
+                dev_err(fdtv->device, "can't start dmx feed: busy\n");
+                ret = -EBUSY;
+                goto out;
+        }
+
+        dvbdmxfeed->priv = (typeof(dvbdmxfeed->priv))(unsigned long)c;
+        fdtv->channel_pid[c] = dvbdmxfeed->pid;
+        collect_channels(fdtv, &pidc, pids);
+
+        if (dvbdmxfeed->pid == 8192) {
+                ret = avc_tuner_get_ts(fdtv);
+                if (ret) {
+                        dealloc_channel(fdtv, c);
+                        dev_err(fdtv->device, "can't get TS\n");
+                        goto out;
+                }
+        } else {
+                ret = avc_tuner_set_pids(fdtv, pidc, pids);
+                if (ret) {
+                        dealloc_channel(fdtv, c);
+                        dev_err(fdtv->device, "can't set PIDs\n");
+                        goto out;
+                }
+        }
+out:
+        mutex_unlock(&fdtv->demux_mutex);
+
+        return ret;
+}
+
+int fdtv_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
+{
+        struct dvb_demux *demux = dvbdmxfeed->demux;
+        struct firedtv *fdtv = demux->priv;
+        int pidc, c, ret;
+        u16 pids[16];
+
+        if (dvbdmxfeed->type == DMX_TYPE_TS &&
+            !((dvbdmxfeed->ts_type & TS_PACKET) &&
+              (demux->dmx.frontend->source != DMX_MEMORY_FE))) {
+
+                if (dvbdmxfeed->ts_type & TS_DECODER) {
+                        if (dvbdmxfeed->pes_type >= DMX_TS_PES_OTHER ||
+                            !demux->pesfilter[dvbdmxfeed->pes_type])
+                                return -EINVAL;
+
+                        demux->pids[dvbdmxfeed->pes_type] |= 0x8000;
+                        demux->pesfilter[dvbdmxfeed->pes_type] = NULL;
+                }
+
+                if (!(dvbdmxfeed->ts_type & TS_DECODER &&
+                      dvbdmxfeed->pes_type < DMX_TS_PES_OTHER))
+                        return 0;
+        }
+
+        if (mutex_lock_interruptible(&fdtv->demux_mutex))
+                return -EINTR;
+
+        c = (unsigned long)dvbdmxfeed->priv;
+        dealloc_channel(fdtv, c);
+        collect_channels(fdtv, &pidc, pids);
+
+        ret = avc_tuner_set_pids(fdtv, pidc, pids);
+
+        mutex_unlock(&fdtv->demux_mutex);
+
+        return ret;
+}
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+int fdtv_dvb_register(struct firedtv *fdtv)
+{
+        int err;
+
+        err = dvb_register_adapter(&fdtv->adapter, fdtv_model_names[fdtv->type],
+                                   THIS_MODULE, fdtv->device, adapter_nr);
+        if (err < 0)
+                goto fail_log;
+
+        /*DMX_TS_FILTERING | DMX_SECTION_FILTERING*/
+        fdtv->demux.dmx.capabilities = 0;
+
+        fdtv->demux.priv        = fdtv;
+        fdtv->demux.filternum   = 16;
+        fdtv->demux.feednum     = 16;
+        fdtv->demux.start_feed  = fdtv_start_feed;
+        fdtv->demux.stop_feed   = fdtv_stop_feed;
+        fdtv->demux.write_to_decoder = NULL;
+
+        err = dvb_dmx_init(&fdtv->demux);
+        if (err)
+                goto fail_unreg_adapter;
+
+        fdtv->dmxdev.filternum    = 16;
+        fdtv->dmxdev.demux        = &fdtv->demux.dmx;
+        fdtv->dmxdev.capabilities = 0;
+
+        err = dvb_dmxdev_init(&fdtv->dmxdev, &fdtv->adapter);
+        if (err)
+                goto fail_dmx_release;
+
+        fdtv->frontend.source = DMX_FRONTEND_0;
+
+        err = fdtv->demux.dmx.add_frontend(&fdtv->demux.dmx, &fdtv->frontend);
+        if (err)
+                goto fail_dmxdev_release;
+
+        err = fdtv->demux.dmx.connect_frontend(&fdtv->demux.dmx,
+                                               &fdtv->frontend);
+        if (err)
+                goto fail_rem_frontend;
+
+        dvb_net_init(&fdtv->adapter, &fdtv->dvbnet, &fdtv->demux.dmx);
+
+        fdtv_frontend_init(fdtv);
+        err = dvb_register_frontend(&fdtv->adapter, &fdtv->fe);
+        if (err)
+                goto fail_net_release;
+
+        err = fdtv_ca_register(fdtv);
+        if (err)
+                dev_info(fdtv->device,
+                         "Conditional Access Module not enabled\n");
+        return 0;
+
+fail_net_release:
+        dvb_net_release(&fdtv->dvbnet);
+        fdtv->demux.dmx.close(&fdtv->demux.dmx);
+fail_rem_frontend:
+        fdtv->demux.dmx.remove_frontend(&fdtv->demux.dmx, &fdtv->frontend);
+fail_dmxdev_release:
+        dvb_dmxdev_release(&fdtv->dmxdev);
+fail_dmx_release:
+        dvb_dmx_release(&fdtv->demux);
+fail_unreg_adapter:
+        dvb_unregister_adapter(&fdtv->adapter);
+fail_log:
+        dev_err(fdtv->device, "DVB initialization failed\n");
+        return err;
+}
+
+void fdtv_dvb_unregister(struct firedtv *fdtv)
+{
+        fdtv_ca_release(fdtv);
+        dvb_unregister_frontend(&fdtv->fe);
+        dvb_net_release(&fdtv->dvbnet);
+        fdtv->demux.dmx.close(&fdtv->demux.dmx);
+        fdtv->demux.dmx.remove_frontend(&fdtv->demux.dmx, &fdtv->frontend);
+        dvb_dmxdev_release(&fdtv->dmxdev);
+        dvb_dmx_release(&fdtv->demux);
+        dvb_unregister_adapter(&fdtv->adapter);
+}
+
+const char *fdtv_model_names[] = {
+        [FIREDTV_UNKNOWN] = "unknown type",
+        [FIREDTV_DVB_S]   = "FireDTV S/CI",
+        [FIREDTV_DVB_C]   = "FireDTV C/CI",
+        [FIREDTV_DVB_T]   = "FireDTV T/CI",
+        [FIREDTV_DVB_S2]  = "FireDTV S2  ",
+};
+
+struct firedtv *fdtv_alloc(struct device *dev,
+                           const struct firedtv_backend *backend,
+                           const char *name, size_t name_len)
+{
+        struct firedtv *fdtv;
+        int i;
+
+        fdtv = kzalloc(sizeof(*fdtv), GFP_KERNEL);
+        if (!fdtv)
+                return NULL;
+
+        dev->driver_data        = fdtv;
+        fdtv->device            = dev;
+        fdtv->isochannel        = -1;
+        fdtv->voltage           = 0xff;
+        fdtv->tone              = 0xff;
+        fdtv->backend           = backend;
+
+        mutex_init(&fdtv->avc_mutex);
+        init_waitqueue_head(&fdtv->avc_wait);
+        fdtv->avc_reply_received = true;
+        mutex_init(&fdtv->demux_mutex);
+        INIT_WORK(&fdtv->remote_ctrl_work, avc_remote_ctrl_work);
+
+        for (i = ARRAY_SIZE(fdtv_model_names); --i; )
+                if (strlen(fdtv_model_names[i]) <= name_len &&
+                    strncmp(name, fdtv_model_names[i], name_len) == 0)
+                        break;
+        fdtv->type = i;
+
+        return fdtv;
+}
+
+#define MATCH_FLAGS (IEEE1394_MATCH_VENDOR_ID | IEEE1394_MATCH_MODEL_ID | \
+                     IEEE1394_MATCH_SPECIFIER_ID | IEEE1394_MATCH_VERSION)
+
+#define DIGITAL_EVERYWHERE_OUI  0x001287
+#define AVC_UNIT_SPEC_ID_ENTRY  0x00a02d
+#define AVC_SW_VERSION_ENTRY    0x010001
+
+static struct ieee1394_device_id fdtv_id_table[] = {
+        {
+                /* FloppyDTV S/CI and FloppyDTV S2 */
+                .match_flags    = MATCH_FLAGS,
+                .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+                .model_id       = 0x000024,
+                .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+                .version        = AVC_SW_VERSION_ENTRY,
+        }, {
+                /* FloppyDTV T/CI */
+                .match_flags    = MATCH_FLAGS,
+                .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+                .model_id       = 0x000025,
+                .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+                .version        = AVC_SW_VERSION_ENTRY,
+        }, {
+                /* FloppyDTV C/CI */
+                .match_flags    = MATCH_FLAGS,
+                .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+                .model_id       = 0x000026,
+                .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+                .version        = AVC_SW_VERSION_ENTRY,
+        }, {
+                /* FireDTV S/CI and FloppyDTV S2 */
+                .match_flags    = MATCH_FLAGS,
+                .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+                .model_id       = 0x000034,
+                .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+                .version        = AVC_SW_VERSION_ENTRY,
+        }, {
+                /* FireDTV T/CI */
+                .match_flags    = MATCH_FLAGS,
+                .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+                .model_id       = 0x000035,
+                .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+                .version        = AVC_SW_VERSION_ENTRY,
+        }, {
+                /* FireDTV C/CI */
+                .match_flags    = MATCH_FLAGS,
+                .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+                .model_id       = 0x000036,
+                .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+                .version        = AVC_SW_VERSION_ENTRY,
+        }, {}
+};
+MODULE_DEVICE_TABLE(ieee1394, fdtv_id_table);
+
+static int __init fdtv_init(void)
+{
+        return fdtv_1394_init(fdtv_id_table);
+}
+
+static void __exit fdtv_exit(void)
+{
+        fdtv_1394_exit();
+}
+
+module_init(fdtv_init);
+module_exit(fdtv_exit);
+
+MODULE_AUTHOR("Andreas Monitzer <andy@monitzer.com>");
+MODULE_AUTHOR("Ben Backx <ben@bbackx.com>");
+MODULE_DESCRIPTION("FireDTV DVB Driver");
+MODULE_LICENSE("GPL");
+MODULE_SUPPORTED_DEVICE("FireDTV DVB");
diff --git a/drivers/media/dvb/firewire/firedtv-fe.c b/drivers/media/dvb/firewire/firedtv-fe.c
new file mode 100644
index 000000000000..7ba43630a25d
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-fe.c
@@ -0,0 +1,247 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License as
+ *      published by the Free Software Foundation; either version 2 of
+ *      the License, or (at your option) any later version.
+ */
+
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/types.h>
+
+#include <dvb_frontend.h>
+
+#include "firedtv.h"
+
+static int fdtv_dvb_init(struct dvb_frontend *fe)
+{
+        struct firedtv *fdtv = fe->sec_priv;
+        int err;
+
+        /* FIXME - allocate free channel at IRM */
+        fdtv->isochannel = fdtv->adapter.num;
+
+        err = cmp_establish_pp_connection(fdtv, fdtv->subunit,
+                                          fdtv->isochannel);
+        if (err) {
+                dev_err(fdtv->device,
+                        "could not establish point to point connection\n");
+                return err;
+        }
+
+        return fdtv->backend->start_iso(fdtv);
+}
+
+static int fdtv_sleep(struct dvb_frontend *fe)
+{
+        struct firedtv *fdtv = fe->sec_priv;
+
+        fdtv->backend->stop_iso(fdtv);
+        cmp_break_pp_connection(fdtv, fdtv->subunit, fdtv->isochannel);
+        fdtv->isochannel = -1;
+        return 0;
+}
+
+#define LNBCONTROL_DONTCARE 0xff
+
+static int fdtv_diseqc_send_master_cmd(struct dvb_frontend *fe,
+                                       struct dvb_diseqc_master_cmd *cmd)
+{
+        struct firedtv *fdtv = fe->sec_priv;
+
+        return avc_lnb_control(fdtv, LNBCONTROL_DONTCARE, LNBCONTROL_DONTCARE,
+                               LNBCONTROL_DONTCARE, 1, cmd);
+}
+
+static int fdtv_diseqc_send_burst(struct dvb_frontend *fe,
+                                  fe_sec_mini_cmd_t minicmd)
+{
+        return 0;
+}
+
+static int fdtv_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
+{
+        struct firedtv *fdtv = fe->sec_priv;
+
+        fdtv->tone = tone;
+        return 0;
+}
+
+static int fdtv_set_voltage(struct dvb_frontend *fe,
+                            fe_sec_voltage_t voltage)
+{
+        struct firedtv *fdtv = fe->sec_priv;
+
+        fdtv->voltage = voltage;
+        return 0;
+}
+
+static int fdtv_read_status(struct dvb_frontend *fe, fe_status_t *status)
+{
+        struct firedtv *fdtv = fe->sec_priv;
+        struct firedtv_tuner_status stat;
+
+        if (avc_tuner_status(fdtv, &stat))
+                return -EINVAL;
+
+        if (stat.no_rf)
+                *status = 0;
+        else
+                *status = FE_HAS_SIGNAL | FE_HAS_VITERBI | FE_HAS_SYNC |
+                          FE_HAS_CARRIER | FE_HAS_LOCK;
+        return 0;
+}
+
+static int fdtv_read_ber(struct dvb_frontend *fe, u32 *ber)
+{
+        struct firedtv *fdtv = fe->sec_priv;
+        struct firedtv_tuner_status stat;
+
+        if (avc_tuner_status(fdtv, &stat))
+                return -EINVAL;
+
+        *ber = stat.ber;
+        return 0;
+}
+
+static int fdtv_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
+{
+        struct firedtv *fdtv = fe->sec_priv;
+        struct firedtv_tuner_status stat;
+
+        if (avc_tuner_status(fdtv, &stat))
+                return -EINVAL;
+
+        *strength = stat.signal_strength << 8;
+        return 0;
+}
+
+static int fdtv_read_snr(struct dvb_frontend *fe, u16 *snr)
+{
+        struct firedtv *fdtv = fe->sec_priv;
+        struct firedtv_tuner_status stat;
+
+        if (avc_tuner_status(fdtv, &stat))
+                return -EINVAL;
+
+        /* C/N[dB] = -10 * log10(snr / 65535) */
+        *snr = stat.carrier_noise_ratio * 257;
+        return 0;
+}
+
+static int fdtv_read_uncorrected_blocks(struct dvb_frontend *fe, u32 *ucblocks)
+{
+        return -EOPNOTSUPP;
+}
+
+#define ACCEPTED 0x9
+
+static int fdtv_set_frontend(struct dvb_frontend *fe,
+                             struct dvb_frontend_parameters *params)
+{
+        struct firedtv *fdtv = fe->sec_priv;
+
+        /* FIXME: avc_tuner_dsd never returns ACCEPTED. Check status? */
+        if (avc_tuner_dsd(fdtv, params) != ACCEPTED)
+                return -EINVAL;
+        else
+                return 0; /* not sure of this... */
+}
+
+static int fdtv_get_frontend(struct dvb_frontend *fe,
+                             struct dvb_frontend_parameters *params)
+{
+        return -EOPNOTSUPP;
+}
+
+void fdtv_frontend_init(struct firedtv *fdtv)
+{
+        struct dvb_frontend_ops *ops = &fdtv->fe.ops;
+        struct dvb_frontend_info *fi = &ops->info;
+
+        ops->init                       = fdtv_dvb_init;
+        ops->sleep                      = fdtv_sleep;
+
+        ops->set_frontend               = fdtv_set_frontend;
+        ops->get_frontend               = fdtv_get_frontend;
+
+        ops->read_status                = fdtv_read_status;
+        ops->read_ber                   = fdtv_read_ber;
+        ops->read_signal_strength       = fdtv_read_signal_strength;
+        ops->read_snr                   = fdtv_read_snr;
+        ops->read_ucblocks              = fdtv_read_uncorrected_blocks;
+
+        ops->diseqc_send_master_cmd     = fdtv_diseqc_send_master_cmd;
+        ops->diseqc_send_burst          = fdtv_diseqc_send_burst;
+        ops->set_tone                   = fdtv_set_tone;
+        ops->set_voltage                = fdtv_set_voltage;
+
+        switch (fdtv->type) {
+        case FIREDTV_DVB_S:
+        case FIREDTV_DVB_S2:
+                fi->type                = FE_QPSK;
+
+                fi->frequency_min       = 950000;
+                fi->frequency_max       = 2150000;
+                fi->frequency_stepsize  = 125;
+                fi->symbol_rate_min     = 1000000;
+                fi->symbol_rate_max     = 40000000;
+
+                fi->caps                = FE_CAN_INVERSION_AUTO |
+                                          FE_CAN_FEC_1_2        |
+                                          FE_CAN_FEC_2_3        |
+                                          FE_CAN_FEC_3_4        |
+                                          FE_CAN_FEC_5_6        |
+                                          FE_CAN_FEC_7_8        |
+                                          FE_CAN_FEC_AUTO       |
+                                          FE_CAN_QPSK;
+                break;
+
+        case FIREDTV_DVB_C:
+                fi->type                = FE_QAM;
+
+                fi->frequency_min       = 47000000;
+                fi->frequency_max       = 866000000;
+                fi->frequency_stepsize  = 62500;
+                fi->symbol_rate_min     = 870000;
+                fi->symbol_rate_max     = 6900000;
+
+                fi->caps                = FE_CAN_INVERSION_AUTO |
+                                          FE_CAN_QAM_16         |
+                                          FE_CAN_QAM_32         |
+                                          FE_CAN_QAM_64         |
+                                          FE_CAN_QAM_128        |
+                                          FE_CAN_QAM_256        |
+                                          FE_CAN_QAM_AUTO;
+                break;
+
+        case FIREDTV_DVB_T:
+                fi->type                = FE_OFDM;
+
+                fi->frequency_min       = 49000000;
+                fi->frequency_max       = 861000000;
+                fi->frequency_stepsize  = 62500;
+
+                fi->caps                = FE_CAN_INVERSION_AUTO         |
+                                          FE_CAN_FEC_2_3                |
+                                          FE_CAN_TRANSMISSION_MODE_AUTO |
+                                          FE_CAN_GUARD_INTERVAL_AUTO    |
+                                          FE_CAN_HIERARCHY_AUTO;
+                break;
+
+        default:
+                dev_err(fdtv->device, "no frontend for model type %d\n",
+                        fdtv->type);
+        }
+        strcpy(fi->name, fdtv_model_names[fdtv->type]);
+
+        fdtv->fe.dvb = &fdtv->adapter;
+        fdtv->fe.sec_priv = fdtv;
+}
diff --git a/drivers/media/dvb/firewire/firedtv-rc.c b/drivers/media/dvb/firewire/firedtv-rc.c
new file mode 100644
index 000000000000..46a6324d7b73
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-rc.c
@@ -0,0 +1,190 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License as
+ *      published by the Free Software Foundation; either version 2 of
+ *      the License, or (at your option) any later version.
+ */
+
+#include <linux/bitops.h>
+#include <linux/input.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/types.h>
+
+#include "firedtv.h"
+
+/* fixed table with older keycodes, geared towards MythTV */
+const static u16 oldtable[] = {
+
+        /* code from device: 0x4501...0x451f */
+
+        KEY_ESC,
+        KEY_F9,
+        KEY_1,
+        KEY_2,
+        KEY_3,
+        KEY_4,
+        KEY_5,
+        KEY_6,
+        KEY_7,
+        KEY_8,
+        KEY_9,
+        KEY_I,
+        KEY_0,
+        KEY_ENTER,
+        KEY_RED,
+        KEY_UP,
+        KEY_GREEN,
+        KEY_F10,
+        KEY_SPACE,
+        KEY_F11,
+        KEY_YELLOW,
+        KEY_DOWN,
+        KEY_BLUE,
+        KEY_Z,
+        KEY_P,
+        KEY_PAGEDOWN,
+        KEY_LEFT,
+        KEY_W,
+        KEY_RIGHT,
+        KEY_P,
+        KEY_M,
+
+        /* code from device: 0x4540...0x4542 */
+
+        KEY_R,
+        KEY_V,
+        KEY_C,
+};
+
+/* user-modifiable table for a remote as sold in 2008 */
+const static u16 keytable[] = {
+
+        /* code from device: 0x0300...0x031f */
+
+        [0x00] = KEY_POWER,
+        [0x01] = KEY_SLEEP,
+        [0x02] = KEY_STOP,
+        [0x03] = KEY_OK,
+        [0x04] = KEY_RIGHT,
+        [0x05] = KEY_1,
+        [0x06] = KEY_2,
+        [0x07] = KEY_3,
+        [0x08] = KEY_LEFT,
+        [0x09] = KEY_4,
+        [0x0a] = KEY_5,
+        [0x0b] = KEY_6,
+        [0x0c] = KEY_UP,
+        [0x0d] = KEY_7,
+        [0x0e] = KEY_8,
+        [0x0f] = KEY_9,
+        [0x10] = KEY_DOWN,
+        [0x11] = KEY_TITLE,     /* "OSD" - fixme */
+        [0x12] = KEY_0,
+        [0x13] = KEY_F20,       /* "16:9" - fixme */
+        [0x14] = KEY_SCREEN,    /* "FULL" - fixme */
+        [0x15] = KEY_MUTE,
+        [0x16] = KEY_SUBTITLE,
+        [0x17] = KEY_RECORD,
+        [0x18] = KEY_TEXT,
+        [0x19] = KEY_AUDIO,
+        [0x1a] = KEY_RED,
+        [0x1b] = KEY_PREVIOUS,
+        [0x1c] = KEY_REWIND,
+        [0x1d] = KEY_PLAYPAUSE,
+        [0x1e] = KEY_NEXT,
+        [0x1f] = KEY_VOLUMEUP,
+
+        /* code from device: 0x0340...0x0354 */
+
+        [0x20] = KEY_CHANNELUP,
+        [0x21] = KEY_F21,       /* "4:3" - fixme */
+        [0x22] = KEY_TV,
+        [0x23] = KEY_DVD,
+        [0x24] = KEY_VCR,
+        [0x25] = KEY_AUX,
+        [0x26] = KEY_GREEN,
+        [0x27] = KEY_YELLOW,
+        [0x28] = KEY_BLUE,
+        [0x29] = KEY_CHANNEL,   /* "CH.LIST" */
+        [0x2a] = KEY_VENDOR,    /* "CI" - fixme */
+        [0x2b] = KEY_VOLUMEDOWN,
+        [0x2c] = KEY_CHANNELDOWN,
+        [0x2d] = KEY_LAST,
+        [0x2e] = KEY_INFO,
+        [0x2f] = KEY_FORWARD,
+        [0x30] = KEY_LIST,
+        [0x31] = KEY_FAVORITES,
+        [0x32] = KEY_MENU,
+        [0x33] = KEY_EPG,
+        [0x34] = KEY_EXIT,
+};
+
+int fdtv_register_rc(struct firedtv *fdtv, struct device *dev)
+{
+        struct input_dev *idev;
+        int i, err;
+
+        idev = input_allocate_device();
+        if (!idev)
+                return -ENOMEM;
+
+        fdtv->remote_ctrl_dev = idev;
+        idev->name = "FireDTV remote control";
+        idev->dev.parent = dev;
+        idev->evbit[0] = BIT_MASK(EV_KEY);
+        idev->keycode = kmemdup(keytable, sizeof(keytable), GFP_KERNEL);
+        if (!idev->keycode) {
+                err = -ENOMEM;
+                goto fail;
+        }
+        idev->keycodesize = sizeof(keytable[0]);
+        idev->keycodemax = ARRAY_SIZE(keytable);
+
+        for (i = 0; i < ARRAY_SIZE(keytable); i++)
+                set_bit(keytable[i], idev->keybit);
+
+        err = input_register_device(idev);
+        if (err)
+                goto fail_free_keymap;
+
+        return 0;
+
+fail_free_keymap:
+        kfree(idev->keycode);
+fail:
+        input_free_device(idev);
+        return err;
+}
+
+void fdtv_unregister_rc(struct firedtv *fdtv)
+{
+        kfree(fdtv->remote_ctrl_dev->keycode);
+        input_unregister_device(fdtv->remote_ctrl_dev);
+}
+
+void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code)
+{
+        u16 *keycode = fdtv->remote_ctrl_dev->keycode;
+
+        if (code >= 0x0300 && code <= 0x031f)
+                code = keycode[code - 0x0300];
+        else if (code >= 0x0340 && code <= 0x0354)
+                code = keycode[code - 0x0320];
+        else if (code >= 0x4501 && code <= 0x451f)
+                code = oldtable[code - 0x4501];
+        else if (code >= 0x4540 && code <= 0x4542)
+                code = oldtable[code - 0x4521];
+        else {
+                printk(KERN_DEBUG "firedtv: invalid key code 0x%04x "
+                       "from remote control\n", code);
+                return;
+        }
+
+        input_report_key(fdtv->remote_ctrl_dev, code, 1);
+        input_report_key(fdtv->remote_ctrl_dev, code, 0);
+}
diff --git a/drivers/media/dvb/firewire/firedtv.h b/drivers/media/dvb/firewire/firedtv.h
new file mode 100644
index 000000000000..d48530b81e61
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv.h
@@ -0,0 +1,182 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License as
+ *      published by the Free Software Foundation; either version 2 of
+ *      the License, or (at your option) any later version.
+ */
+
+#ifndef _FIREDTV_H
+#define _FIREDTV_H
+
+#include <linux/dvb/dmx.h>
+#include <linux/dvb/frontend.h>
+#include <linux/list.h>
+#include <linux/mutex.h>
+#include <linux/spinlock_types.h>
+#include <linux/types.h>
+#include <linux/wait.h>
+#include <linux/workqueue.h>
+
+#include <demux.h>
+#include <dmxdev.h>
+#include <dvb_demux.h>
+#include <dvb_frontend.h>
+#include <dvb_net.h>
+#include <dvbdev.h>
+
+struct firedtv_tuner_status {
+        unsigned active_system:8;
+        unsigned searching:1;
+        unsigned moving:1;
+        unsigned no_rf:1;
+        unsigned input:1;
+        unsigned selected_antenna:7;
+        unsigned ber:32;
+        unsigned signal_strength:8;
+        unsigned raster_frequency:2;
+        unsigned rf_frequency:22;
+        unsigned man_dep_info_length:8;
+        unsigned front_end_error:1;
+        unsigned antenna_error:1;
+        unsigned front_end_power_status:1;
+        unsigned power_supply:1;
+        unsigned carrier_noise_ratio:16;
+        unsigned power_supply_voltage:8;
+        unsigned antenna_voltage:8;
+        unsigned firewire_bus_voltage:8;
+        unsigned ca_mmi:1;
+        unsigned ca_pmt_reply:1;
+        unsigned ca_date_time_request:1;
+        unsigned ca_application_info:1;
+        unsigned ca_module_present_status:1;
+        unsigned ca_dvb_flag:1;
+        unsigned ca_error_flag:1;
+        unsigned ca_initialization_status:1;
+};
+
+enum model_type {
+        FIREDTV_UNKNOWN = 0,
+        FIREDTV_DVB_S   = 1,
+        FIREDTV_DVB_C   = 2,
+        FIREDTV_DVB_T   = 3,
+        FIREDTV_DVB_S2  = 4,
+};
+
+struct device;
+struct input_dev;
+struct firedtv;
+
+struct firedtv_backend {
+        int (*lock)(struct firedtv *fdtv, u64 addr, void *data, __be32 arg);
+        int (*read)(struct firedtv *fdtv, u64 addr, void *data, size_t len);
+        int (*write)(struct firedtv *fdtv, u64 addr, void *data, size_t len);
+        int (*start_iso)(struct firedtv *fdtv);
+        void (*stop_iso)(struct firedtv *fdtv);
+};
+
+struct firedtv {
+        struct device *device;
+        struct list_head list;
+
+        struct dvb_adapter      adapter;
+        struct dmxdev           dmxdev;
+        struct dvb_demux        demux;
+        struct dmx_frontend     frontend;
+        struct dvb_net          dvbnet;
+        struct dvb_frontend     fe;
+
+        struct dvb_device       *cadev;
+        int                     ca_last_command;
+        int                     ca_time_interval;
+
+        struct mutex            avc_mutex;
+        wait_queue_head_t       avc_wait;
+        bool                    avc_reply_received;
+        struct work_struct      remote_ctrl_work;
+        struct input_dev        *remote_ctrl_dev;
+
+        enum model_type         type;
+        char                    subunit;
+        char                    isochannel;
+        fe_sec_voltage_t        voltage;
+        fe_sec_tone_mode_t      tone;
+
+        const struct firedtv_backend *backend;
+        void                    *backend_data;
+
+        struct mutex            demux_mutex;
+        unsigned long           channel_active;
+        u16                     channel_pid[16];
+
+        size_t                  response_length;
+        u8                      response[512];
+};
+
+/* firedtv-1394.c */
+#ifdef CONFIG_DVB_FIREDTV_IEEE1394
+int fdtv_1394_init(struct ieee1394_device_id id_table[]);
+void fdtv_1394_exit(void);
+#else
+static inline int fdtv_1394_init(struct ieee1394_device_id it[]) { return 0; }
+static inline void fdtv_1394_exit(void) {}
+#endif
+
+/* firedtv-avc.c */
+int avc_recv(struct firedtv *fdtv, void *data, size_t length);
+int avc_tuner_status(struct firedtv *fdtv, struct firedtv_tuner_status *stat);
+struct dvb_frontend_parameters;
+int avc_tuner_dsd(struct firedtv *fdtv, struct dvb_frontend_parameters *params);
+int avc_tuner_set_pids(struct firedtv *fdtv, unsigned char pidc, u16 pid[]);
+int avc_tuner_get_ts(struct firedtv *fdtv);
+int avc_identify_subunit(struct firedtv *fdtv);
+struct dvb_diseqc_master_cmd;
+int avc_lnb_control(struct firedtv *fdtv, char voltage, char burst,
+                    char conttone, char nrdiseq,
+                    struct dvb_diseqc_master_cmd *diseqcmd);
+void avc_remote_ctrl_work(struct work_struct *work);
+int avc_register_remote_control(struct firedtv *fdtv);
+int avc_ca_app_info(struct firedtv *fdtv, char *app_info, unsigned int *len);
+int avc_ca_info(struct firedtv *fdtv, char *app_info, unsigned int *len);
+int avc_ca_reset(struct firedtv *fdtv);
+int avc_ca_pmt(struct firedtv *fdtv, char *app_info, int length);
+int avc_ca_get_time_date(struct firedtv *fdtv, int *interval);
+int avc_ca_enter_menu(struct firedtv *fdtv);
+int avc_ca_get_mmi(struct firedtv *fdtv, char *mmi_object, unsigned int *len);
+int cmp_establish_pp_connection(struct firedtv *fdtv, int plug, int channel);
+void cmp_break_pp_connection(struct firedtv *fdtv, int plug, int channel);
+
+/* firedtv-ci.c */
+int fdtv_ca_register(struct firedtv *fdtv);
+void fdtv_ca_release(struct firedtv *fdtv);
+
+/* firedtv-dvb.c */
+int fdtv_start_feed(struct dvb_demux_feed *dvbdmxfeed);
+int fdtv_stop_feed(struct dvb_demux_feed *dvbdmxfeed);
+int fdtv_dvb_register(struct firedtv *fdtv);
+void fdtv_dvb_unregister(struct firedtv *fdtv);
+struct firedtv *fdtv_alloc(struct device *dev,
+                           const struct firedtv_backend *backend,
+                           const char *name, size_t name_len);
+extern const char *fdtv_model_names[];
+
+/* firedtv-fe.c */
+void fdtv_frontend_init(struct firedtv *fdtv);
+
+/* firedtv-rc.c */
+#ifdef CONFIG_DVB_FIREDTV_INPUT
+int fdtv_register_rc(struct firedtv *fdtv, struct device *dev);
+void fdtv_unregister_rc(struct firedtv *fdtv);
+void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code);
+#else
+static inline int fdtv_register_rc(struct firedtv *fdtv,
+                                   struct device *dev) { return 0; }
+static inline void fdtv_unregister_rc(struct firedtv *fdtv) {}
+static inline void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code) {}
+#endif
+
+#endif /* _FIREDTV_H */
diff --git a/drivers/media/radio/radio-si470x.c b/drivers/media/radio/radio-si470x.c
index 67cbce82cb91..4dfed6aa2dbc 100644
--- a/drivers/media/radio/radio-si470x.c
+++ b/drivers/media/radio/radio-si470x.c
@@ -98,11 +98,16 @@
  *              - blacklisted KWorld radio in hid-core.c and hid-ids.h
  * 2008-12-03   Mark Lord <mlord@pobox.com>
  *              - add support for DealExtreme USB Radio
+ * 2009-01-31   Bob Ross <pigiron@gmx.com>
+ *              - correction of stereo detection/setting
+ *              - correction of signal strength indicator scaling
+ * 2009-01-31   Rick Bronson <rick@efn.org>
+ *              Tobias Lorenz <tobias.lorenz@gmx.net>
+ *              - add LED status output
  *
  * ToDo:
  * - add firmware download/update support
  * - RDS support: interrupt mode, instead of polling
- * - add LED status output (check if that's not already done in firmware)
  */
 
 
@@ -882,6 +887,30 @@ static int si470x_rds_on(struct si470x_device *radio)
 
 
 /**************************************************************************
+ * General Driver Functions - LED_REPORT
+ **************************************************************************/
+
+/*
+ * si470x_set_led_state - sets the led state
+ */
+static int si470x_set_led_state(struct si470x_device *radio,
+                unsigned char led_state)
+{
+        unsigned char buf[LED_REPORT_SIZE];
+        int retval;
+
+        buf[0] = LED_REPORT;
+        buf[1] = LED_COMMAND;
+        buf[2] = led_state;
+
+        retval = si470x_set_report(radio, (void *) &buf, sizeof(buf));
+
+        return (retval < 0) ? -EINVAL : 0;
+}
+
+
+
+/**************************************************************************
  * RDS Driver Functions
  **************************************************************************/
 
@@ -1385,20 +1414,22 @@ static int si470x_vidioc_g_tuner(struct file *file, void *priv,
         };
 
         /* stereo indicator == stereo (instead of mono) */
-        if ((radio->registers[STATUSRSSI] & STATUSRSSI_ST) == 1)
-                tuner->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
-        else
+        if ((radio->registers[STATUSRSSI] & STATUSRSSI_ST) == 0)
                 tuner->rxsubchans = V4L2_TUNER_SUB_MONO;
+        else
+                tuner->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
 
         /* mono/stereo selector */
-        if ((radio->registers[POWERCFG] & POWERCFG_MONO) == 1)
-                tuner->audmode = V4L2_TUNER_MODE_MONO;
-        else
+        if ((radio->registers[POWERCFG] & POWERCFG_MONO) == 0)
                 tuner->audmode = V4L2_TUNER_MODE_STEREO;
+        else
+                tuner->audmode = V4L2_TUNER_MODE_MONO;
 
         /* min is worst, max is best; signal:0..0xffff; rssi: 0..0xff */
-        tuner->signal = (radio->registers[STATUSRSSI] & STATUSRSSI_RSSI)
-                                * 0x0101;
+        /* measured in units of dbµV in 1 db increments (max at ~75 dbµV) */
+        tuner->signal = (radio->registers[STATUSRSSI] & STATUSRSSI_RSSI);
+        /* the ideal factor is 0xffff/75 = 873,8 */
+        tuner->signal = (tuner->signal * 873) + (8 * tuner->signal / 10);
 
         /* automatic frequency control: -1: freq to low, 1 freq to high */
         /* AFCRL does only indicate that freq. differs, not if too low/high */
@@ -1632,6 +1663,9 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
         /* set initial frequency */
         si470x_set_freq(radio, 87.5 * FREQ_MUL); /* available in all regions */
 
+        /* set led to connect state */
+        si470x_set_led_state(radio, BLINK_GREEN_LED);
+
         /* rds buffer allocation */
         radio->buf_size = rds_buf * 3;
         radio->buffer = kmalloc(radio->buf_size, GFP_KERNEL);
@@ -1715,6 +1749,9 @@ static void si470x_usb_driver_disconnect(struct usb_interface *intf)
         cancel_delayed_work_sync(&radio->work);
         usb_set_intfdata(intf, NULL);
         if (radio->users == 0) {
+                /* set led to disconnect state */
+                si470x_set_led_state(radio, BLINK_ORANGE_LED);
+
                 video_unregister_device(radio->videodev);
                 kfree(radio->buffer);
                 kfree(radio);
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 2ed24527ecd6..65e4901f4db7 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -422,6 +422,7 @@ static void destroy_urbs(struct gspca_dev *gspca_dev)
                 if (urb == NULL)
                         break;
 
+                BUG_ON(!gspca_dev->dev);
                 gspca_dev->urb[i] = NULL;
                 if (!gspca_dev->present)
                         usb_kill_urb(urb);
@@ -1950,8 +1951,12 @@ void gspca_disconnect(struct usb_interface *intf)
 {
         struct gspca_dev *gspca_dev = usb_get_intfdata(intf);
 
+        mutex_lock(&gspca_dev->usb_lock);
         gspca_dev->present = 0;
+        mutex_unlock(&gspca_dev->usb_lock);
 
+        destroy_urbs(gspca_dev);
+        gspca_dev->dev = NULL;
         usb_set_intfdata(intf, NULL);
 
         /* release the device */
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c
index f6b3ef6e691b..c13bd2aa0bea 100644
--- a/drivers/media/video/ivtv/ivtv-ioctl.c
+++ b/drivers/media/video/ivtv/ivtv-ioctl.c
@@ -393,7 +393,7 @@ static int ivtv_g_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_fo
                 return 0;
         }
 
-        v4l2_subdev_call(itv->sd_video, video, s_fmt, fmt);
+        v4l2_subdev_call(itv->sd_video, video, g_fmt, fmt);
         vbifmt->service_set = ivtv_get_service_set(vbifmt);
         return 0;
 }
@@ -1748,6 +1748,18 @@ static long ivtv_default(struct file *file, void *fh, int cmd, void *arg)
                 break;
         }
 
+        case IVTV_IOC_DMA_FRAME:
+        case VIDEO_GET_PTS:
+        case VIDEO_GET_FRAME_COUNT:
+        case VIDEO_GET_EVENT:
+        case VIDEO_PLAY:
+        case VIDEO_STOP:
+        case VIDEO_FREEZE:
+        case VIDEO_CONTINUE:
+        case VIDEO_COMMAND:
+        case VIDEO_TRY_COMMAND:
+                return ivtv_decoder_ioctls(file, cmd, (void *)arg);
+
         default:
                 return -EINVAL;
         }
@@ -1790,18 +1802,6 @@ static long ivtv_serialized_ioctl(struct ivtv *itv, struct file *filp,
                 ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
                 return 0;
 
-        case IVTV_IOC_DMA_FRAME:
-        case VIDEO_GET_PTS:
-        case VIDEO_GET_FRAME_COUNT:
-        case VIDEO_GET_EVENT:
-        case VIDEO_PLAY:
-        case VIDEO_STOP:
-        case VIDEO_FREEZE:
-        case VIDEO_CONTINUE:
-        case VIDEO_COMMAND:
-        case VIDEO_TRY_COMMAND:
-                return ivtv_decoder_ioctls(filp, cmd, (void *)arg);
-
         default:
                 break;
         }
diff --git a/drivers/mfd/htc-egpio.c b/drivers/mfd/htc-egpio.c
index 1a4d04664d6d..aa266e1f69b2 100644
--- a/drivers/mfd/htc-egpio.c
+++ b/drivers/mfd/htc-egpio.c
@@ -286,7 +286,7 @@ static int __init egpio_probe(struct platform_device *pdev)
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         if (!res)
                 goto fail;
-        ei->base_addr = ioremap_nocache(res->start, res->end - res->start);
+        ei->base_addr = ioremap_nocache(res->start, resource_size(res));
         if (!ei->base_addr)
                 goto fail;
         pr_debug("EGPIO phys=%08x virt=%p\n", (u32)res->start, ei->base_addr);
@@ -307,7 +307,7 @@ static int __init egpio_probe(struct platform_device *pdev)
 
         ei->nchips = pdata->num_chips;
         ei->chip = kzalloc(sizeof(struct egpio_chip) * ei->nchips, GFP_KERNEL);
-        if (!ei) {
+        if (!ei->chip) {
                 ret = -ENOMEM;
                 goto fail;
         }
diff --git a/drivers/mfd/pcf50633-core.c b/drivers/mfd/pcf50633-core.c
index ea9488e7ad6d..2e36057659e1 100644
--- a/drivers/mfd/pcf50633-core.c
+++ b/drivers/mfd/pcf50633-core.c
@@ -678,6 +678,7 @@ static int __devexit pcf50633_remove(struct i2c_client *client)
 
 static struct i2c_device_id pcf50633_id_table[] = {
         {"pcf50633", 0x73},
+        {/* end of list */}
 };
 
 static struct i2c_driver pcf50633_driver = {
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index 0e5761f12634..4c7b7962f6b8 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -1050,7 +1050,7 @@ static int __devinit sm501_gpio_register_chip(struct sm501_devdata *sm,
         return gpiochip_add(gchip);
 }
 
-static int sm501_register_gpio(struct sm501_devdata *sm)
+static int __devinit sm501_register_gpio(struct sm501_devdata *sm)
 {
         struct sm501_gpio *gpio = &sm->gpio;
         resource_size_t iobase = sm->io_res->start + SM501_GPIO;
@@ -1321,7 +1321,7 @@ static unsigned int sm501_mem_local[] = {
  * Common init code for an SM501
 */
 
-static int sm501_init_dev(struct sm501_devdata *sm)
+static int __devinit sm501_init_dev(struct sm501_devdata *sm)
 {
         struct sm501_initdata *idata;
         struct sm501_platdata *pdata;
@@ -1397,7 +1397,7 @@ static int sm501_init_dev(struct sm501_devdata *sm)
         return 0;
 }
 
-static int sm501_plat_probe(struct platform_device *dev)
+static int __devinit sm501_plat_probe(struct platform_device *dev)
 {
         struct sm501_devdata *sm;
         int ret;
@@ -1586,8 +1586,8 @@ static struct sm501_platdata sm501_pci_platdata = {
         .gpio_base      = -1,
 };
 
-static int sm501_pci_probe(struct pci_dev *dev,
-                           const struct pci_device_id *id)
+static int __devinit sm501_pci_probe(struct pci_dev *dev,
+                                     const struct pci_device_id *id)
 {
         struct sm501_devdata *sm;
         int err;
@@ -1693,7 +1693,7 @@ static void sm501_dev_remove(struct sm501_devdata *sm)
         sm501_gpio_remove(sm);
 }
 
-static void sm501_pci_remove(struct pci_dev *dev)
+static void __devexit sm501_pci_remove(struct pci_dev *dev)
 {
         struct sm501_devdata *sm = pci_get_drvdata(dev);
 
@@ -1727,16 +1727,16 @@ static struct pci_device_id sm501_pci_tbl[] = {
 
 MODULE_DEVICE_TABLE(pci, sm501_pci_tbl);
 
-static struct pci_driver sm501_pci_drv = {
+static struct pci_driver sm501_pci_driver = {
         .name           = "sm501",
         .id_table       = sm501_pci_tbl,
         .probe          = sm501_pci_probe,
-        .remove         = sm501_pci_remove,
+        .remove         = __devexit_p(sm501_pci_remove),
 };
 
 MODULE_ALIAS("platform:sm501");
 
-static struct platform_driver sm501_plat_drv = {
+static struct platform_driver sm501_plat_driver = {
         .driver         = {
                 .name   = "sm501",
                 .owner  = THIS_MODULE,
@@ -1749,14 +1749,14 @@ static struct platform_driver sm501_plat_drv = {
 
 static int __init sm501_base_init(void)
 {
-        platform_driver_register(&sm501_plat_drv);
-        return pci_register_driver(&sm501_pci_drv);
+        platform_driver_register(&sm501_plat_driver);
+        return pci_register_driver(&sm501_pci_driver);
 }
 
 static void __exit sm501_base_exit(void)
 {
-        platform_driver_unregister(&sm501_plat_drv);
-        pci_unregister_driver(&sm501_pci_drv);
+        platform_driver_unregister(&sm501_plat_driver);
+        pci_unregister_driver(&sm501_pci_driver);
 }
 
 module_init(sm501_base_init);
diff --git a/drivers/mfd/twl4030-core.c b/drivers/mfd/twl4030-core.c
index e7ab0035d305..68826f1e36bc 100644
--- a/drivers/mfd/twl4030-core.c
+++ b/drivers/mfd/twl4030-core.c
@@ -38,7 +38,7 @@
 #include <linux/i2c.h>
 #include <linux/i2c/twl4030.h>
 
-#ifdef CONFIG_ARM
+#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
 #include <mach/cpu.h>
 #endif
 
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c
index f92595c8f165..84d5ea1ec171 100644
--- a/drivers/mfd/wm8350-core.c
+++ b/drivers/mfd/wm8350-core.c
@@ -1111,7 +1111,7 @@ int wm8350_read_auxadc(struct wm8350 *wm8350, int channel, int scale, int vref)
         do {
                 schedule_timeout_interruptible(1);
                 reg = wm8350_reg_read(wm8350, WM8350_DIGITISER_CONTROL_1);
-        } while (tries-- && (reg & WM8350_AUXADC_POLL));
+        } while (--tries && (reg & WM8350_AUXADC_POLL));
 
         if (!tries)
                 dev_err(wm8350->dev, "adc chn %d read timeout\n", channel);
@@ -1297,14 +1297,29 @@ static void wm8350_client_dev_register(struct wm8350 *wm8350,
 int wm8350_device_init(struct wm8350 *wm8350, int irq,
                        struct wm8350_platform_data *pdata)
 {
-        int ret = -EINVAL;
+        int ret;
         u16 id1, id2, mask_rev;
         u16 cust_id, mode, chip_rev;
 
         /* get WM8350 revision and config mode */
-        wm8350->read_dev(wm8350, WM8350_RESET_ID, sizeof(id1), &id1);
-        wm8350->read_dev(wm8350, WM8350_ID, sizeof(id2), &id2);
-        wm8350->read_dev(wm8350, WM8350_REVISION, sizeof(mask_rev), &mask_rev);
+        ret = wm8350->read_dev(wm8350, WM8350_RESET_ID, sizeof(id1), &id1);
+        if (ret != 0) {
+                dev_err(wm8350->dev, "Failed to read ID: %d\n", ret);
+                goto err;
+        }
+
+        ret = wm8350->read_dev(wm8350, WM8350_ID, sizeof(id2), &id2);
+        if (ret != 0) {
+                dev_err(wm8350->dev, "Failed to read ID: %d\n", ret);
+                goto err;
+        }
+
+        ret = wm8350->read_dev(wm8350, WM8350_REVISION, sizeof(mask_rev),
+                               &mask_rev);
+        if (ret != 0) {
+                dev_err(wm8350->dev, "Failed to read revision: %d\n", ret);
+                goto err;
+        }
 
         id1 = be16_to_cpu(id1);
         id2 = be16_to_cpu(id2);
@@ -1404,14 +1419,12 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq,
                 return ret;
         }
 
-        if (pdata && pdata->init) {
-                ret = pdata->init(wm8350);
-                if (ret != 0) {
-                        dev_err(wm8350->dev, "Platform init() failed: %d\n",
-                                ret);
-                        goto err;
-                }
-        }
+        wm8350_reg_write(wm8350, WM8350_SYSTEM_INTERRUPTS_MASK, 0xFFFF);
+        wm8350_reg_write(wm8350, WM8350_INT_STATUS_1_MASK, 0xFFFF);
+        wm8350_reg_write(wm8350, WM8350_INT_STATUS_2_MASK, 0xFFFF);
+        wm8350_reg_write(wm8350, WM8350_UNDER_VOLTAGE_INT_STATUS_MASK, 0xFFFF);
+        wm8350_reg_write(wm8350, WM8350_GPIO_INT_STATUS_MASK, 0xFFFF);
+        wm8350_reg_write(wm8350, WM8350_COMPARATOR_INT_STATUS_MASK, 0xFFFF);
 
         mutex_init(&wm8350->auxadc_mutex);
         mutex_init(&wm8350->irq_mutex);
@@ -1430,6 +1443,15 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq,
         }
         wm8350->chip_irq = irq;
 
+        if (pdata && pdata->init) {
+                ret = pdata->init(wm8350);
+                if (ret != 0) {
+                        dev_err(wm8350->dev, "Platform init() failed: %d\n",
+                                ret);
+                        goto err;
+                }
+        }
+
         wm8350_reg_write(wm8350, WM8350_SYSTEM_INTERRUPTS_MASK, 0x0);
 
         wm8350_client_dev_register(wm8350, "wm8350-codec",
diff --git a/drivers/mfd/wm8350-regmap.c b/drivers/mfd/wm8350-regmap.c
index 68887b817d17..9a4cc954cb7c 100644
--- a/drivers/mfd/wm8350-regmap.c
+++ b/drivers/mfd/wm8350-regmap.c
@@ -3188,7 +3188,7 @@ const struct wm8350_reg_access wm8350_reg_io_map[] = {
         { 0x7CFF, 0x0C00, 0x7FFF }, /* R1   - ID */
         { 0x0000, 0x0000, 0x0000 }, /* R2 */
         { 0xBE3B, 0xBE3B, 0x8000 }, /* R3   - System Control 1 */
-        { 0xFCF7, 0xFCF7, 0xF800 }, /* R4   - System Control 2 */
+        { 0xFEF7, 0xFEF7, 0xF800 }, /* R4   - System Control 2 */
         { 0x80FF, 0x80FF, 0x8000 }, /* R5   - System Hibernate */
         { 0xFB0E, 0xFB0E, 0x0000 }, /* R6   - Interface Control */
         { 0x0000, 0x0000, 0x0000 }, /* R7 */
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 45b1f430685f..513eb09a638f 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -584,7 +584,7 @@ static int mmc_blk_probe(struct mmc_card *card)
         if (err)
                 goto out;
 
-        string_get_size(get_capacity(md->disk) << 9, STRING_UNITS_2,
+        string_get_size((u64)get_capacity(md->disk) << 9, STRING_UNITS_2,
                         cap_str, sizeof(cap_str));
         printk(KERN_INFO "%s: %s %s %s %s\n",
                 md->disk->disk_name, mmc_card_id(card), mmc_card_name(card),
diff --git a/drivers/mmc/card/mmc_test.c b/drivers/mmc/card/mmc_test.c
index b92b172074ee..b9f1e84897cc 100644
--- a/drivers/mmc/card/mmc_test.c
+++ b/drivers/mmc/card/mmc_test.c
@@ -494,7 +494,7 @@ static int mmc_test_basic_read(struct mmc_test_card *test)
 
         sg_init_one(&sg, test->buffer, 512);
 
-        ret = mmc_test_simple_transfer(test, &sg, 1, 0, 1, 512, 1);
+        ret = mmc_test_simple_transfer(test, &sg, 1, 0, 1, 512, 0);
         if (ret)
                 return ret;
 
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index 76bfe16c09b1..2b1196e6142c 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -1548,9 +1548,10 @@ static bool filter(struct dma_chan *chan, void *slave)
 {
         struct dw_dma_slave *dws = slave;
 
-        if (dws->dma_dev == chan->device->dev)
+        if (dws->dma_dev == chan->device->dev) {
+                chan->private = dws;
                 return true;
-        else
+        } else
                 return false;
 }
 #endif
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index db37490f67ec..a631c81dce12 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -55,6 +55,7 @@
 #define VS30                    (1 << 25)
 #define SDVS18                  (0x5 << 9)
 #define SDVS30                  (0x6 << 9)
+#define SDVS33                  (0x7 << 9)
 #define SDVSCLR                 0xFFFFF1FF
 #define SDVSDET                 0x00000400
 #define AUTOIDLE                0x1
@@ -375,6 +376,32 @@ static void mmc_omap_report_irq(struct mmc_omap_host *host, u32 status)
 }
 #endif  /* CONFIG_MMC_DEBUG */
 
+/*
+ * MMC controller internal state machines reset
+ *
+ * Used to reset command or data internal state machines, using respectively
+ *  SRC or SRD bit of SYSCTL register
+ * Can be called from interrupt context
+ */
+static inline void mmc_omap_reset_controller_fsm(struct mmc_omap_host *host,
+                unsigned long bit)
+{
+        unsigned long i = 0;
+        unsigned long limit = (loops_per_jiffy *
+                                msecs_to_jiffies(MMC_TIMEOUT_MS));
+
+        OMAP_HSMMC_WRITE(host->base, SYSCTL,
+                         OMAP_HSMMC_READ(host->base, SYSCTL) | bit);
+
+        while ((OMAP_HSMMC_READ(host->base, SYSCTL) & bit) &&
+                (i++ < limit))
+                cpu_relax();
+
+        if (OMAP_HSMMC_READ(host->base, SYSCTL) & bit)
+                dev_err(mmc_dev(host->mmc),
+                        "Timeout waiting on controller reset in %s\n",
+                        __func__);
+}
 
 /*
  * MMC controller IRQ handler
@@ -403,21 +430,17 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
                         (status & CMD_CRC)) {
                         if (host->cmd) {
                                 if (status & CMD_TIMEOUT) {
-                                        OMAP_HSMMC_WRITE(host->base, SYSCTL,
-                                                OMAP_HSMMC_READ(host->base,
-                                                                SYSCTL) | SRC);
-                                        while (OMAP_HSMMC_READ(host->base,
-                                                        SYSCTL) & SRC)
-                                                ;
-
+                                        mmc_omap_reset_controller_fsm(host, SRC);
                                         host->cmd->error = -ETIMEDOUT;
                                 } else {
                                         host->cmd->error = -EILSEQ;
                                 }
                                 end_cmd = 1;
                         }
-                        if (host->data)
+                        if (host->data) {
                                 mmc_dma_cleanup(host);
+                                mmc_omap_reset_controller_fsm(host, SRD);
+                        }
                 }
                 if ((status & DATA_TIMEOUT) ||
                         (status & DATA_CRC)) {
@@ -426,12 +449,7 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
                                         mmc_dma_cleanup(host);
                                 else
                                         host->data->error = -EILSEQ;
-                                OMAP_HSMMC_WRITE(host->base, SYSCTL,
-                                        OMAP_HSMMC_READ(host->base,
-                                                        SYSCTL) | SRD);
-                                while (OMAP_HSMMC_READ(host->base,
-                                                SYSCTL) & SRD)
-                                        ;
+                                mmc_omap_reset_controller_fsm(host, SRD);
                                 end_trans = 1;
                         }
                 }
@@ -456,13 +474,20 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
 }
 
 /*
- * Switch MMC operating voltage
+ * Switch MMC interface voltage ... only relevant for MMC1.
+ *
+ * MMC2 and MMC3 use fixed 1.8V levels, and maybe a transceiver.
+ * The MMC2 transceiver controls are used instead of DAT4..DAT7.
+ * Some chips, like eMMC ones, use internal transceivers.
  */
 static int omap_mmc_switch_opcond(struct mmc_omap_host *host, int vdd)
 {
         u32 reg_val = 0;
         int ret;
 
+        if (host->id != OMAP_MMC1_DEVID)
+                return 0;
+
         /* Disable the clocks */
         clk_disable(host->fclk);
         clk_disable(host->iclk);
@@ -485,19 +510,26 @@ static int omap_mmc_switch_opcond(struct mmc_omap_host *host, int vdd)
         OMAP_HSMMC_WRITE(host->base, HCTL,
                 OMAP_HSMMC_READ(host->base, HCTL) & SDVSCLR);
         reg_val = OMAP_HSMMC_READ(host->base, HCTL);
+
         /*
          * If a MMC dual voltage card is detected, the set_ios fn calls
          * this fn with VDD bit set for 1.8V. Upon card removal from the
          * slot, omap_mmc_set_ios sets the VDD back to 3V on MMC_POWER_OFF.
          *
-         * Only MMC1 supports 3.0V.  MMC2 will not function if SDVS30 is
-         * set in HCTL.
+         * Cope with a bit of slop in the range ... per data sheets:
+         *  - "1.8V" for vdds_mmc1/vdds_mmc1a can be up to 2.45V max,
+         *    but recommended values are 1.71V to 1.89V
+         *  - "3.0V" for vdds_mmc1/vdds_mmc1a can be up to 3.5V max,
+         *    but recommended values are 2.7V to 3.3V
+         *
+         * Board setup code shouldn't permit anything very out-of-range.
+         * TWL4030-family VMMC1 and VSIM regulators are fine (avoiding the
+         * middle range) but VSIM can't power DAT4..DAT7 at more than 3V.
          */
-        if (host->id == OMAP_MMC1_DEVID && (((1 << vdd) == MMC_VDD_32_33) ||
-                                ((1 << vdd) == MMC_VDD_33_34)))
-                reg_val |= SDVS30;
-        if ((1 << vdd) == MMC_VDD_165_195)
+        if ((1 << vdd) <= MMC_VDD_23_24)
                 reg_val |= SDVS18;
+        else
+                reg_val |= SDVS30;
 
         OMAP_HSMMC_WRITE(host->base, HCTL, reg_val);
 
@@ -517,16 +549,15 @@ static void mmc_omap_detect(struct work_struct *work)
 {
         struct mmc_omap_host *host = container_of(work, struct mmc_omap_host,
                                                 mmc_carddetect_work);
+        struct omap_mmc_slot_data *slot = &mmc_slot(host);
+
+        host->carddetect = slot->card_detect(slot->card_detect_irq);
 
         sysfs_notify(&host->mmc->class_dev.kobj, NULL, "cover_switch");
         if (host->carddetect) {
                 mmc_detect_change(host->mmc, (HZ * 200) / 1000);
         } else {
-                OMAP_HSMMC_WRITE(host->base, SYSCTL,
-                        OMAP_HSMMC_READ(host->base, SYSCTL) | SRD);
-                while (OMAP_HSMMC_READ(host->base, SYSCTL) & SRD)
-                        ;
-
+                mmc_omap_reset_controller_fsm(host, SRD);
                 mmc_detect_change(host->mmc, (HZ * 50) / 1000);
         }
 }
@@ -538,7 +569,6 @@ static irqreturn_t omap_mmc_cd_handler(int irq, void *dev_id)
 {
         struct mmc_omap_host *host = (struct mmc_omap_host *)dev_id;
 
-        host->carddetect = mmc_slot(host).card_detect(irq);
         schedule_work(&host->mmc_carddetect_work);
 
         return IRQ_HANDLED;
@@ -757,10 +787,14 @@ static void omap_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
         case MMC_POWER_OFF:
                 mmc_slot(host).set_power(host->dev, host->slot_id, 0, 0);
                 /*
-                 * Reset bus voltage to 3V if it got set to 1.8V earlier.
+                 * Reset interface voltage to 3V if it's 1.8V now;
+                 * only relevant on MMC-1, the others always use 1.8V.
+                 *
                  * REVISIT: If we are able to detect cards after unplugging
                  * a 1.8V card, this code should not be needed.
                  */
+                if (host->id != OMAP_MMC1_DEVID)
+                        break;
                 if (!(OMAP_HSMMC_READ(host->base, HCTL) & SDVSDET)) {
                         int vdd = fls(host->mmc->ocr_avail) - 1;
                         if (omap_mmc_switch_opcond(host, vdd) != 0)
@@ -784,7 +818,9 @@ static void omap_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
         }
 
         if (host->id == OMAP_MMC1_DEVID) {
-                /* Only MMC1 can operate at 3V/1.8V */
+                /* Only MMC1 can interface at 3V without some flavor
+                 * of external transceiver; but they all handle 1.8V.
+                 */
                 if ((OMAP_HSMMC_READ(host->base, HCTL) & SDVSDET) &&
                         (ios->vdd == DUAL_VOLT_OCR_BIT)) {
                                 /*
@@ -1137,7 +1173,9 @@ static int omap_mmc_suspend(struct platform_device *pdev, pm_message_t state)
                                                 " level suspend\n");
                         }
 
-                        if (!(OMAP_HSMMC_READ(host->base, HCTL) & SDVSDET)) {
+                        if (host->id == OMAP_MMC1_DEVID
+                                        && !(OMAP_HSMMC_READ(host->base, HCTL)
+                                                        & SDVSDET)) {
                                 OMAP_HSMMC_WRITE(host->base, HCTL,
                                         OMAP_HSMMC_READ(host->base, HCTL)
                                         & SDVSCLR);
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index 35a98eec7414..f4a67c65d301 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -329,7 +329,7 @@ static void do_pio_write(struct s3cmci_host *host)
 
         to_ptr = host->base + host->sdidata;
 
-        while ((fifo = fifo_free(host))) {
+        while ((fifo = fifo_free(host)) > 3) {
                 if (!host->pio_bytes) {
                         res = get_data_buffer(host, &host->pio_bytes,
                                                         &host->pio_ptr);
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index f07255cb17ee..8cff5f5e7f86 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -144,8 +144,7 @@ static int jmicron_probe(struct sdhci_pci_chip *chip)
                           SDHCI_QUIRK_32BIT_DMA_SIZE |
                           SDHCI_QUIRK_32BIT_ADMA_SIZE |
                           SDHCI_QUIRK_RESET_AFTER_REQUEST |
-                          SDHCI_QUIRK_BROKEN_SMALL_PIO |
-                          SDHCI_QUIRK_FORCE_HIGHSPEED;
+                          SDHCI_QUIRK_BROKEN_SMALL_PIO;
         }
 
         /*
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 6b2d1f99af67..f52f3053ed92 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1636,8 +1636,7 @@ int sdhci_add_host(struct sdhci_host *host)
         mmc->f_max = host->max_clk;
         mmc->caps = MMC_CAP_4_BIT_DATA | MMC_CAP_SDIO_IRQ;
 
-        if ((caps & SDHCI_CAN_DO_HISPD) ||
-                (host->quirks & SDHCI_QUIRK_FORCE_HIGHSPEED))
+        if (caps & SDHCI_CAN_DO_HISPD)
                 mmc->caps |= MMC_CAP_SD_HIGHSPEED;
 
         mmc->ocr_avail = 0;
@@ -1723,7 +1722,9 @@ int sdhci_add_host(struct sdhci_host *host)
 #endif
 
 #ifdef SDHCI_USE_LEDS_CLASS
-        host->led.name = mmc_hostname(mmc);
+        snprintf(host->led_name, sizeof(host->led_name),
+                "%s::", mmc_hostname(mmc));
+        host->led.name = host->led_name;
         host->led.brightness = LED_OFF;
         host->led.default_trigger = mmc_hostname(mmc);
         host->led.brightness_set = sdhci_led_control;
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 3efba2363941..ebb83657e27a 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -208,8 +208,6 @@ struct sdhci_host {
 #define SDHCI_QUIRK_BROKEN_TIMEOUT_VAL                  (1<<12)
 /* Controller has an issue with buffer bits for small transfers */
 #define SDHCI_QUIRK_BROKEN_SMALL_PIO                    (1<<13)
-/* Controller supports high speed but doesn't have the caps bit set */
-#define SDHCI_QUIRK_FORCE_HIGHSPEED                     (1<<14)
 
         int                     irq;            /* Device IRQ */
         void __iomem *          ioaddr;         /* Mapped address */
@@ -222,6 +220,7 @@ struct sdhci_host {
 
 #if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
         struct led_classdev     led;            /* LED control */
+        char   led_name[32];
 #endif
 
         spinlock_t              lock;           /* Mutex */
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index c98c1570a40b..47a33cec3793 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -139,7 +139,8 @@ static int atmel_nand_device_ready(struct mtd_info *mtd)
         struct nand_chip *nand_chip = mtd->priv;
         struct atmel_nand_host *host = nand_chip->priv;
 
-        return gpio_get_value(host->board->rdy_pin);
+        return gpio_get_value(host->board->rdy_pin) ^
+                !!host->board->rdy_pin_active_low;
 }
 
 /*
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 6bdfd47d679d..a2f185fd7072 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -2342,6 +2342,17 @@ config ATL1E
           To compile this driver as a module, choose M here.  The module
           will be called atl1e.
 
+config ATL1C
+        tristate "Atheros L1C Gigabit Ethernet support (EXPERIMENTAL)"
+        depends on PCI && EXPERIMENTAL
+        select CRC32
+        select MII
+        help
+          This driver supports the Atheros L1C gigabit ethernet adapter.
+
+          To compile this driver as a module, choose M here.  The module
+          will be called atl1c.
+
 config JME
         tristate "JMicron(R) PCI-Express Gigabit Ethernet support"
         depends on PCI
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index a3c5c002f224..aca8492db654 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -17,6 +17,7 @@ obj-$(CONFIG_BONDING) += bonding/
 obj-$(CONFIG_ATL1) += atlx/
 obj-$(CONFIG_ATL2) += atlx/
 obj-$(CONFIG_ATL1E) += atl1e/
+obj-$(CONFIG_ATL1C) += atl1c/
 obj-$(CONFIG_GIANFAR) += gianfar_driver.o
 obj-$(CONFIG_TEHUTI) += tehuti.o
 obj-$(CONFIG_ENIC) += enic/
diff --git a/drivers/net/atl1c/Makefile b/drivers/net/atl1c/Makefile
new file mode 100644
index 000000000000..c37d966952ee
--- /dev/null
+++ b/drivers/net/atl1c/Makefile
@@ -0,0 +1,2 @@
+obj-$(CONFIG_ATL1C) += atl1c.o
+atl1c-objs := atl1c_main.o atl1c_hw.o atl1c_ethtool.o
diff --git a/drivers/net/atl1c/atl1c.h b/drivers/net/atl1c/atl1c.h
new file mode 100644
index 000000000000..ac11b84b8377
--- /dev/null
+++ b/drivers/net/atl1c/atl1c.h
@@ -0,0 +1,606 @@
+/*
+ * Copyright(c) 2008 - 2009 Atheros Corporation. All rights reserved.
+ *
+ * Derived from Intel e1000 driver
+ * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#ifndef _ATL1C_H_
+#define _ATL1C_H_
+
+#include <linux/version.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/skbuff.h>
+#include <linux/ioport.h>
+#include <linux/slab.h>
+#include <linux/list.h>
+#include <linux/delay.h>
+#include <linux/sched.h>
+#include <linux/in.h>
+#include <linux/ip.h>
+#include <linux/ipv6.h>
+#include <linux/udp.h>
+#include <linux/mii.h>
+#include <linux/io.h>
+#include <linux/vmalloc.h>
+#include <linux/pagemap.h>
+#include <linux/tcp.h>
+#include <linux/mii.h>
+#include <linux/ethtool.h>
+#include <linux/if_vlan.h>
+#include <linux/workqueue.h>
+#include <net/checksum.h>
+#include <net/ip6_checksum.h>
+
+#include "atl1c_hw.h"
+
+/* Wake Up Filter Control */
+#define AT_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
+#define AT_WUFC_MAG  0x00000002 /* Magic Packet Wakeup Enable */
+#define AT_WUFC_EX   0x00000004 /* Directed Exact Wakeup Enable */
+#define AT_WUFC_MC   0x00000008 /* Multicast Wakeup Enable */
+#define AT_WUFC_BC   0x00000010 /* Broadcast Wakeup Enable */
+
+#define AT_VLAN_TO_TAG(_vlan, _tag)        \
+        _tag =  ((((_vlan) >> 8) & 0xFF)  |\
+                 (((_vlan) & 0xFF) << 8))
+
+#define AT_TAG_TO_VLAN(_tag, _vlan)      \
+        _vlan = ((((_tag) >> 8) & 0xFF) |\
+                (((_tag) & 0xFF) << 8))
+
+#define SPEED_0            0xffff
+#define HALF_DUPLEX        1
+#define FULL_DUPLEX        2
+
+#define AT_RX_BUF_SIZE          (ETH_FRAME_LEN + VLAN_HLEN + ETH_FCS_LEN)
+#define MAX_JUMBO_FRAME_SIZE    (9*1024)
+#define MAX_TX_OFFLOAD_THRESH   (9*1024)
+
+#define AT_MAX_RECEIVE_QUEUE    4
+#define AT_DEF_RECEIVE_QUEUE    1
+#define AT_MAX_TRANSMIT_QUEUE   2
+
+#define AT_DMA_HI_ADDR_MASK     0xffffffff00000000ULL
+#define AT_DMA_LO_ADDR_MASK     0x00000000ffffffffULL
+
+#define AT_TX_WATCHDOG  (5 * HZ)
+#define AT_MAX_INT_WORK         5
+#define AT_TWSI_EEPROM_TIMEOUT  100
+#define AT_HW_MAX_IDLE_DELAY    10
+#define AT_SUSPEND_LINK_TIMEOUT 28
+
+#define AT_ASPM_L0S_TIMER       6
+#define AT_ASPM_L1_TIMER        12
+
+#define ATL1C_PCIE_L0S_L1_DISABLE       0x01
+#define ATL1C_PCIE_PHY_RESET            0x02
+
+#define ATL1C_ASPM_L0s_ENABLE           0x0001
+#define ATL1C_ASPM_L1_ENABLE            0x0002
+
+#define AT_REGS_LEN     (75 * sizeof(u32))
+#define AT_EEPROM_LEN   512
+
+#define ATL1C_GET_DESC(R, i, type)      (&(((type *)((R)->desc))[i]))
+#define ATL1C_RFD_DESC(R, i)    ATL1C_GET_DESC(R, i, struct atl1c_rx_free_desc)
+#define ATL1C_TPD_DESC(R, i)    ATL1C_GET_DESC(R, i, struct atl1c_tpd_desc)
+#define ATL1C_RRD_DESC(R, i)    ATL1C_GET_DESC(R, i, struct atl1c_recv_ret_status)
+
+/* tpd word 1 bit 0:7 General Checksum task offload */
+#define TPD_L4HDR_OFFSET_MASK   0x00FF
+#define TPD_L4HDR_OFFSET_SHIFT  0
+
+/* tpd word 1 bit 0:7 Large Send task offload (IPv4/IPV6) */
+#define TPD_TCPHDR_OFFSET_MASK  0x00FF
+#define TPD_TCPHDR_OFFSET_SHIFT 0
+
+/* tpd word 1 bit 0:7 Custom Checksum task offload */
+#define TPD_PLOADOFFSET_MASK    0x00FF
+#define TPD_PLOADOFFSET_SHIFT   0
+
+/* tpd word 1 bit 8:17 */
+#define TPD_CCSUM_EN_MASK       0x0001
+#define TPD_CCSUM_EN_SHIFT      8
+#define TPD_IP_CSUM_MASK        0x0001
+#define TPD_IP_CSUM_SHIFT       9
+#define TPD_TCP_CSUM_MASK       0x0001
+#define TPD_TCP_CSUM_SHIFT      10
+#define TPD_UDP_CSUM_MASK       0x0001
+#define TPD_UDP_CSUM_SHIFT      11
+#define TPD_LSO_EN_MASK         0x0001  /* TCP Large Send Offload */
+#define TPD_LSO_EN_SHIFT        12
+#define TPD_LSO_VER_MASK        0x0001
+#define TPD_LSO_VER_SHIFT       13      /* 0 : ipv4; 1 : ipv4/ipv6 */
+#define TPD_CON_VTAG_MASK       0x0001
+#define TPD_CON_VTAG_SHIFT      14
+#define TPD_INS_VTAG_MASK       0x0001
+#define TPD_INS_VTAG_SHIFT      15
+#define TPD_IPV4_PACKET_MASK    0x0001  /* valid when LSO VER  is 1 */
+#define TPD_IPV4_PACKET_SHIFT   16
+#define TPD_ETH_TYPE_MASK       0x0001
+#define TPD_ETH_TYPE_SHIFT      17      /* 0 : 802.3 frame; 1 : Ethernet */
+
+/* tpd word 18:25 Custom Checksum task offload */
+#define TPD_CCSUM_OFFSET_MASK   0x00FF
+#define TPD_CCSUM_OFFSET_SHIFT  18
+#define TPD_CCSUM_EPAD_MASK     0x0001
+#define TPD_CCSUM_EPAD_SHIFT    30
+
+/* tpd word 18:30 Large Send task offload (IPv4/IPV6) */
+#define TPD_MSS_MASK            0x1FFF
+#define TPD_MSS_SHIFT           18
+
+#define TPD_EOP_MASK            0x0001
+#define TPD_EOP_SHIFT           31
+
+struct atl1c_tpd_desc {
+        __le16  buffer_len; /* include 4-byte CRC */
+        __le16  vlan_tag;
+        __le32  word1;
+        __le64  buffer_addr;
+};
+
+struct atl1c_tpd_ext_desc {
+        u32 reservd_0;
+        __le32 word1;
+        __le32 pkt_len;
+        u32 reservd_1;
+};
+/* rrs word 0 bit 0:31 */
+#define RRS_RX_CSUM_MASK        0xFFFF
+#define RRS_RX_CSUM_SHIFT       0
+#define RRS_RX_RFD_CNT_MASK     0x000F
+#define RRS_RX_RFD_CNT_SHIFT    16
+#define RRS_RX_RFD_INDEX_MASK   0x0FFF
+#define RRS_RX_RFD_INDEX_SHIFT  20
+
+/* rrs flag bit 0:16 */
+#define RRS_HEAD_LEN_MASK       0x00FF
+#define RRS_HEAD_LEN_SHIFT      0
+#define RRS_HDS_TYPE_MASK       0x0003
+#define RRS_HDS_TYPE_SHIFT      8
+#define RRS_CPU_NUM_MASK        0x0003
+#define RRS_CPU_NUM_SHIFT       10
+#define RRS_HASH_FLG_MASK       0x000F
+#define RRS_HASH_FLG_SHIFT      12
+
+#define RRS_HDS_TYPE_HEAD       1
+#define RRS_HDS_TYPE_DATA       2
+
+#define RRS_IS_NO_HDS_TYPE(flag) \
+        (((flag) >> (RRS_HDS_TYPE_SHIFT)) & RRS_HDS_TYPE_MASK == 0)
+
+#define RRS_IS_HDS_HEAD(flag) \
+        (((flag) >> (RRS_HDS_TYPE_SHIFT)) & RRS_HDS_TYPE_MASK == \
+                        RRS_HDS_TYPE_HEAD)
+
+#define RRS_IS_HDS_DATA(flag) \
+        (((flag) >> (RRS_HDS_TYPE_SHIFT)) & RRS_HDS_TYPE_MASK == \
+                        RRS_HDS_TYPE_DATA)
+
+/* rrs word 3 bit 0:31 */
+#define RRS_PKT_SIZE_MASK       0x3FFF
+#define RRS_PKT_SIZE_SHIFT      0
+#define RRS_ERR_L4_CSUM_MASK    0x0001
+#define RRS_ERR_L4_CSUM_SHIFT   14
+#define RRS_ERR_IP_CSUM_MASK    0x0001
+#define RRS_ERR_IP_CSUM_SHIFT   15
+#define RRS_VLAN_INS_MASK       0x0001
+#define RRS_VLAN_INS_SHIFT      16
+#define RRS_PROT_ID_MASK        0x0007
+#define RRS_PROT_ID_SHIFT       17
+#define RRS_RX_ERR_SUM_MASK     0x0001
+#define RRS_RX_ERR_SUM_SHIFT    20
+#define RRS_RX_ERR_CRC_MASK     0x0001
+#define RRS_RX_ERR_CRC_SHIFT    21
+#define RRS_RX_ERR_FAE_MASK     0x0001
+#define RRS_RX_ERR_FAE_SHIFT    22
+#define RRS_RX_ERR_TRUNC_MASK   0x0001
+#define RRS_RX_ERR_TRUNC_SHIFT  23
+#define RRS_RX_ERR_RUNC_MASK    0x0001
+#define RRS_RX_ERR_RUNC_SHIFT   24
+#define RRS_RX_ERR_ICMP_MASK    0x0001
+#define RRS_RX_ERR_ICMP_SHIFT   25
+#define RRS_PACKET_BCAST_MASK   0x0001
+#define RRS_PACKET_BCAST_SHIFT  26
+#define RRS_PACKET_MCAST_MASK   0x0001
+#define RRS_PACKET_MCAST_SHIFT  27
+#define RRS_PACKET_TYPE_MASK    0x0001
+#define RRS_PACKET_TYPE_SHIFT   28
+#define RRS_FIFO_FULL_MASK      0x0001
+#define RRS_FIFO_FULL_SHIFT     29
+#define RRS_802_3_LEN_ERR_MASK  0x0001
+#define RRS_802_3_LEN_ERR_SHIFT 30
+#define RRS_RXD_UPDATED_MASK    0x0001
+#define RRS_RXD_UPDATED_SHIFT   31
+
+#define RRS_ERR_L4_CSUM         0x00004000
+#define RRS_ERR_IP_CSUM         0x00008000
+#define RRS_VLAN_INS            0x00010000
+#define RRS_RX_ERR_SUM          0x00100000
+#define RRS_RX_ERR_CRC          0x00200000
+#define RRS_802_3_LEN_ERR       0x40000000
+#define RRS_RXD_UPDATED         0x80000000
+
+#define RRS_PACKET_TYPE_802_3   1
+#define RRS_PACKET_TYPE_ETH     0
+#define RRS_PACKET_IS_ETH(word) \
+        (((word) >> RRS_PACKET_TYPE_SHIFT) & RRS_PACKET_TYPE_MASK == \
+                        RRS_PACKET_TYPE_ETH)
+#define RRS_RXD_IS_VALID(word) \
+        ((((word) >> RRS_RXD_UPDATED_SHIFT) & RRS_RXD_UPDATED_MASK) == 1)
+
+#define RRS_PACKET_PROT_IS_IPV4_ONLY(word) \
+        ((((word) >> RRS_PROT_ID_SHIFT) & RRS_PROT_ID_MASK) == 1)
+#define RRS_PACKET_PROT_IS_IPV6_ONLY(word) \
+        ((((word) >> RRS_PROT_ID_SHIFT) & RRS_PROT_ID_MASK) == 6)
+
+struct atl1c_recv_ret_status {
+        __le32  word0;
+        __le32  rss_hash;
+        __le16  vlan_tag;
+        __le16  flag;
+        __le32  word3;
+};
+
+/* RFD desciptor */
+struct atl1c_rx_free_desc {
+        __le64  buffer_addr;
+};
+
+/* DMA Order Settings */
+enum atl1c_dma_order {
+        atl1c_dma_ord_in = 1,
+        atl1c_dma_ord_enh = 2,
+        atl1c_dma_ord_out = 4
+};
+
+enum atl1c_dma_rcb {
+        atl1c_rcb_64 = 0,
+        atl1c_rcb_128 = 1
+};
+
+enum atl1c_mac_speed {
+        atl1c_mac_speed_0 = 0,
+        atl1c_mac_speed_10_100 = 1,
+        atl1c_mac_speed_1000 = 2
+};
+
+enum atl1c_dma_req_block {
+        atl1c_dma_req_128 = 0,
+        atl1c_dma_req_256 = 1,
+        atl1c_dma_req_512 = 2,
+        atl1c_dma_req_1024 = 3,
+        atl1c_dma_req_2048 = 4,
+        atl1c_dma_req_4096 = 5
+};
+
+enum atl1c_rss_mode {
+        atl1c_rss_mode_disable = 0,
+        atl1c_rss_sig_que = 1,
+        atl1c_rss_mul_que_sig_int = 2,
+        atl1c_rss_mul_que_mul_int = 4,
+};
+
+enum atl1c_rss_type {
+        atl1c_rss_disable = 0,
+        atl1c_rss_ipv4 = 1,
+        atl1c_rss_ipv4_tcp = 2,
+        atl1c_rss_ipv6 = 4,
+        atl1c_rss_ipv6_tcp = 8
+};
+
+enum atl1c_nic_type {
+        athr_l1c = 0,
+        athr_l2c = 1,
+};
+
+enum atl1c_trans_queue {
+        atl1c_trans_normal = 0,
+        atl1c_trans_high = 1
+};
+
+struct atl1c_hw_stats {
+        /* rx */
+        unsigned long rx_ok;            /* The number of good packet received. */
+        unsigned long rx_bcast;         /* The number of good broadcast packet received. */
+        unsigned long rx_mcast;         /* The number of good multicast packet received. */
+        unsigned long rx_pause;         /* The number of Pause packet received. */
+        unsigned long rx_ctrl;          /* The number of Control packet received other than Pause frame. */
+        unsigned long rx_fcs_err;       /* The number of packets with bad FCS. */
+        unsigned long rx_len_err;       /* The number of packets with mismatch of length field and actual size. */
+        unsigned long rx_byte_cnt;      /* The number of bytes of good packet received. FCS is NOT included. */
+        unsigned long rx_runt;          /* The number of packets received that are less than 64 byte long and with good FCS. */
+        unsigned long rx_frag;          /* The number of packets received that are less than 64 byte long and with bad FCS. */
+        unsigned long rx_sz_64;         /* The number of good and bad packets received that are 64 byte long. */
+        unsigned long rx_sz_65_127;     /* The number of good and bad packets received that are between 65 and 127-byte long. */
+        unsigned long rx_sz_128_255;    /* The number of good and bad packets received that are between 128 and 255-byte long. */
+        unsigned long rx_sz_256_511;    /* The number of good and bad packets received that are between 256 and 511-byte long. */
+        unsigned long rx_sz_512_1023;   /* The number of good and bad packets received that are between 512 and 1023-byte long. */
+        unsigned long rx_sz_1024_1518;  /* The number of good and bad packets received that are between 1024 and 1518-byte long. */
+        unsigned long rx_sz_1519_max;   /* The number of good and bad packets received that are between 1519-byte and MTU. */
+        unsigned long rx_sz_ov;         /* The number of good and bad packets received that are more than MTU size truncated by Selene. */
+        unsigned long rx_rxf_ov;        /* The number of frame dropped due to occurrence of RX FIFO overflow. */
+        unsigned long rx_rrd_ov;        /* The number of frame dropped due to occurrence of RRD overflow. */
+        unsigned long rx_align_err;     /* Alignment Error */
+        unsigned long rx_bcast_byte_cnt; /* The byte count of broadcast packet received, excluding FCS. */
+        unsigned long rx_mcast_byte_cnt; /* The byte count of multicast packet received, excluding FCS. */
+        unsigned long rx_err_addr;      /* The number of packets dropped due to address filtering. */
+
+        /* tx */
+        unsigned long tx_ok;            /* The number of good packet transmitted. */
+        unsigned long tx_bcast;         /* The number of good broadcast packet transmitted. */
+        unsigned long tx_mcast;         /* The number of good multicast packet transmitted. */
+        unsigned long tx_pause;         /* The number of Pause packet transmitted. */
+        unsigned long tx_exc_defer;     /* The number of packets transmitted with excessive deferral. */
+        unsigned long tx_ctrl;          /* The number of packets transmitted is a control frame, excluding Pause frame. */
+        unsigned long tx_defer;         /* The number of packets transmitted that is deferred. */
+        unsigned long tx_byte_cnt;      /* The number of bytes of data transmitted. FCS is NOT included. */
+        unsigned long tx_sz_64;         /* The number of good and bad packets transmitted that are 64 byte long. */
+        unsigned long tx_sz_65_127;     /* The number of good and bad packets transmitted that are between 65 and 127-byte long. */
+        unsigned long tx_sz_128_255;    /* The number of good and bad packets transmitted that are between 128 and 255-byte long. */
+        unsigned long tx_sz_256_511;    /* The number of good and bad packets transmitted that are between 256 and 511-byte long. */
+        unsigned long tx_sz_512_1023;   /* The number of good and bad packets transmitted that are between 512 and 1023-byte long. */
+        unsigned long tx_sz_1024_1518;  /* The number of good and bad packets transmitted that are between 1024 and 1518-byte long. */
+        unsigned long tx_sz_1519_max;   /* The number of good and bad packets transmitted that are between 1519-byte and MTU. */
+        unsigned long tx_1_col;         /* The number of packets subsequently transmitted successfully with a single prior collision. */
+        unsigned long tx_2_col;         /* The number of packets subsequently transmitted successfully with multiple prior collisions. */
+        unsigned long tx_late_col;      /* The number of packets transmitted with late collisions. */
+        unsigned long tx_abort_col;     /* The number of transmit packets aborted due to excessive collisions. */
+        unsigned long tx_underrun;      /* The number of transmit packets aborted due to transmit FIFO underrun, or TRD FIFO underrun */
+        unsigned long tx_rd_eop;        /* The number of times that read beyond the EOP into the next frame area when TRD was not written timely */
+        unsigned long tx_len_err;       /* The number of transmit packets with length field does NOT match the actual frame size. */
+        unsigned long tx_trunc;         /* The number of transmit packets truncated due to size exceeding MTU. */
+        unsigned long tx_bcast_byte;    /* The byte count of broadcast packet transmitted, excluding FCS. */
+        unsigned long tx_mcast_byte;    /* The byte count of multicast packet transmitted, excluding FCS. */
+};
+
+struct atl1c_hw {
+        u8 __iomem      *hw_addr;            /* inner register address */
+        struct atl1c_adapter *adapter;
+        enum atl1c_nic_type  nic_type;
+        enum atl1c_dma_order dma_order;
+        enum atl1c_dma_rcb   rcb_value;
+        enum atl1c_dma_req_block dmar_block;
+        enum atl1c_dma_req_block dmaw_block;
+
+        u16 device_id;
+        u16 vendor_id;
+        u16 subsystem_id;
+        u16 subsystem_vendor_id;
+        u8 revision_id;
+
+        u32 intr_mask;
+        u8 dmaw_dly_cnt;
+        u8 dmar_dly_cnt;
+
+        u8 preamble_len;
+        u16 max_frame_size;
+        u16 min_frame_size;
+
+        enum atl1c_mac_speed mac_speed;
+        bool mac_duplex;
+        bool hibernate;
+        u16 media_type;
+#define MEDIA_TYPE_AUTO_SENSOR  0
+#define MEDIA_TYPE_100M_FULL    1
+#define MEDIA_TYPE_100M_HALF    2
+#define MEDIA_TYPE_10M_FULL     3
+#define MEDIA_TYPE_10M_HALF     4
+
+        u16 autoneg_advertised;
+        u16 mii_autoneg_adv_reg;
+        u16 mii_1000t_ctrl_reg;
+
+        u16 tx_imt;     /* TX Interrupt Moderator timer ( 2us resolution) */
+        u16 rx_imt;     /* RX Interrupt Moderator timer ( 2us resolution) */
+        u16 ict;        /* Interrupt Clear timer (2us resolution) */
+        u16 ctrl_flags;
+#define ATL1C_INTR_CLEAR_ON_READ        0x0001
+#define ATL1C_INTR_MODRT_ENABLE         0x0002
+#define ATL1C_CMB_ENABLE                0x0004
+#define ATL1C_SMB_ENABLE                0x0010
+#define ATL1C_TXQ_MODE_ENHANCE          0x0020
+#define ATL1C_RX_IPV6_CHKSUM            0x0040
+#define ATL1C_ASPM_L0S_SUPPORT          0x0080
+#define ATL1C_ASPM_L1_SUPPORT           0x0100
+#define ATL1C_ASPM_CTRL_MON             0x0200
+#define ATL1C_HIB_DISABLE               0x0400
+#define ATL1C_LINK_CAP_1000M            0x0800
+#define ATL1C_FPGA_VERSION              0x8000
+        u16 cmb_tpd;
+        u16 cmb_rrd;
+        u16 cmb_rx_timer; /* 2us resolution */
+        u16 cmb_tx_timer;
+        u32 smb_timer;
+
+        u16 rrd_thresh; /* Threshold of number of RRD produced to trigger
+                          interrupt request */
+        u16 tpd_thresh;
+        u8 tpd_burst;   /* Number of TPD to prefetch in cache-aligned burst. */
+        u8 rfd_burst;
+        enum atl1c_rss_type rss_type;
+        enum atl1c_rss_mode rss_mode;
+        u8 rss_hash_bits;
+        u32 base_cpu;
+        u32 indirect_tab;
+        u8 mac_addr[ETH_ALEN];
+        u8 perm_mac_addr[ETH_ALEN];
+
+        bool phy_configured;
+        bool re_autoneg;
+        bool emi_ca;
+};
+
+/*
+ * atl1c_ring_header represents a single, contiguous block of DMA space
+ * mapped for the three descriptor rings (tpd, rfd, rrd) and the two
+ * message blocks (cmb, smb) described below
+ */
+struct atl1c_ring_header {
+        void *desc;             /* virtual address */
+        dma_addr_t dma;         /* physical address*/
+        unsigned int size;      /* length in bytes */
+};
+
+/*
+ * atl1c_buffer is wrapper around a pointer to a socket buffer
+ * so a DMA handle can be stored along with the skb
+ */
+struct atl1c_buffer {
+        struct sk_buff *skb;    /* socket buffer */
+        u16 length;             /* rx buffer length */
+        u16 state;              /* state of buffer */
+#define ATL1_BUFFER_FREE        0
+#define ATL1_BUFFER_BUSY        1
+        dma_addr_t dma;
+};
+
+/* transimit packet descriptor (tpd) ring */
+struct atl1c_tpd_ring {
+        void *desc;             /* descriptor ring virtual address */
+        dma_addr_t dma;         /* descriptor ring physical address */
+        u16 size;               /* descriptor ring length in bytes */
+        u16 count;              /* number of descriptors in the ring */
+        u16 next_to_use;        /* this is protectd by adapter->tx_lock */
+        atomic_t next_to_clean;
+        struct atl1c_buffer *buffer_info;
+};
+
+/* receive free descriptor (rfd) ring */
+struct atl1c_rfd_ring {
+        void *desc;             /* descriptor ring virtual address */
+        dma_addr_t dma;         /* descriptor ring physical address */
+        u16 size;               /* descriptor ring length in bytes */
+        u16 count;              /* number of descriptors in the ring */
+        u16 next_to_use;
+        u16 next_to_clean;
+        struct atl1c_buffer *buffer_info;
+};
+
+/* receive return desciptor (rrd) ring */
+struct atl1c_rrd_ring {
+        void *desc;             /* descriptor ring virtual address */
+        dma_addr_t dma;         /* descriptor ring physical address */
+        u16 size;               /* descriptor ring length in bytes */
+        u16 count;              /* number of descriptors in the ring */
+        u16 next_to_use;
+        u16 next_to_clean;
+};
+
+struct atl1c_cmb {
+        void *cmb;
+        dma_addr_t dma;
+};
+
+struct atl1c_smb {
+        void *smb;
+        dma_addr_t dma;
+};
+
+/* board specific private data structure */
+struct atl1c_adapter {
+        struct net_device   *netdev;
+        struct pci_dev      *pdev;
+        struct vlan_group   *vlgrp;
+        struct napi_struct  napi;
+        struct atl1c_hw        hw;
+        struct atl1c_hw_stats  hw_stats;
+        struct net_device_stats net_stats;
+        struct mii_if_info  mii;    /* MII interface info */
+        u16 rx_buffer_len;
+
+        unsigned long flags;
+#define __AT_TESTING        0x0001
+#define __AT_RESETTING      0x0002
+#define __AT_DOWN           0x0003
+        u32 msg_enable;
+
+        bool have_msi;
+        u32 wol;
+        u16 link_speed;
+        u16 link_duplex;
+
+        spinlock_t mdio_lock;
+        spinlock_t tx_lock;
+        atomic_t irq_sem;
+
+        struct work_struct reset_task;
+        struct work_struct link_chg_task;
+        struct timer_list watchdog_timer;
+        struct timer_list phy_config_timer;
+
+        /* All Descriptor memory */
+        struct atl1c_ring_header ring_header;
+        struct atl1c_tpd_ring tpd_ring[AT_MAX_TRANSMIT_QUEUE];
+        struct atl1c_rfd_ring rfd_ring[AT_MAX_RECEIVE_QUEUE];
+        struct atl1c_rrd_ring rrd_ring[AT_MAX_RECEIVE_QUEUE];
+        struct atl1c_cmb cmb;
+        struct atl1c_smb smb;
+        int num_rx_queues;
+        u32 bd_number;     /* board number;*/
+};
+
+#define AT_WRITE_REG(a, reg, value) ( \
+                writel((value), ((a)->hw_addr + reg)))
+
+#define AT_WRITE_FLUSH(a) (\
+                readl((a)->hw_addr))
+
+#define AT_READ_REG(a, reg, pdata) do {                                 \
+                if (unlikely((a)->hibernate)) {                         \
+                        readl((a)->hw_addr + reg);                      \
+                        *(u32 *)pdata = readl((a)->hw_addr + reg);      \
+                } else {                                                \
+                        *(u32 *)pdata = readl((a)->hw_addr + reg);      \
+                }                                                       \
+        } while (0)
+
+#define AT_WRITE_REGB(a, reg, value) (\
+                writeb((value), ((a)->hw_addr + reg)))
+
+#define AT_READ_REGB(a, reg) (\
+                readb((a)->hw_addr + reg))
+
+#define AT_WRITE_REGW(a, reg, value) (\
+                writew((value), ((a)->hw_addr + reg)))
+
+#define AT_READ_REGW(a, reg) (\
+                readw((a)->hw_addr + reg))
+
+#define AT_WRITE_REG_ARRAY(a, reg, offset, value) ( \
+                writel((value), (((a)->hw_addr + reg) + ((offset) << 2))))
+
+#define AT_READ_REG_ARRAY(a, reg, offset) ( \
+                readl(((a)->hw_addr + reg) + ((offset) << 2)))
+
+extern char atl1c_driver_name[];
+extern char atl1c_driver_version[];
+
+extern int atl1c_up(struct atl1c_adapter *adapter);
+extern void atl1c_down(struct atl1c_adapter *adapter);
+extern void atl1c_reinit_locked(struct atl1c_adapter *adapter);
+extern s32 atl1c_reset_hw(struct atl1c_hw *hw);
+extern void atl1c_set_ethtool_ops(struct net_device *netdev);
+#endif /* _ATL1C_H_ */
diff --git a/drivers/net/atl1c/atl1c_ethtool.c b/drivers/net/atl1c/atl1c_ethtool.c
new file mode 100644
index 000000000000..45c5b7332cd3
--- /dev/null
+++ b/drivers/net/atl1c/atl1c_ethtool.c
@@ -0,0 +1,317 @@
+/*
+ * Copyright(c) 2009 - 2009 Atheros Corporation. All rights reserved.
+ *
+ * Derived from Intel e1000 driver
+ * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ */
+
+#include <linux/netdevice.h>
+#include <linux/ethtool.h>
+
+#include "atl1c.h"
+
+static int atl1c_get_settings(struct net_device *netdev,
+                              struct ethtool_cmd *ecmd)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct atl1c_hw *hw = &adapter->hw;
+
+        ecmd->supported = (SUPPORTED_10baseT_Half  |
+                           SUPPORTED_10baseT_Full  |
+                           SUPPORTED_100baseT_Half |
+                           SUPPORTED_100baseT_Full |
+                           SUPPORTED_Autoneg       |
+                           SUPPORTED_TP);
+        if (hw->ctrl_flags & ATL1C_LINK_CAP_1000M)
+                ecmd->supported |= SUPPORTED_1000baseT_Full;
+
+        ecmd->advertising = ADVERTISED_TP;
+
+        ecmd->advertising |= hw->autoneg_advertised;
+
+        ecmd->port = PORT_TP;
+        ecmd->phy_address = 0;
+        ecmd->transceiver = XCVR_INTERNAL;
+
+        if (adapter->link_speed != SPEED_0) {
+                ecmd->speed = adapter->link_speed;
+                if (adapter->link_duplex == FULL_DUPLEX)
+                        ecmd->duplex = DUPLEX_FULL;
+                else
+                        ecmd->duplex = DUPLEX_HALF;
+        } else {
+                ecmd->speed = -1;
+                ecmd->duplex = -1;
+        }
+
+        ecmd->autoneg = AUTONEG_ENABLE;
+        return 0;
+}
+
+static int atl1c_set_settings(struct net_device *netdev,
+                              struct ethtool_cmd *ecmd)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct atl1c_hw *hw = &adapter->hw;
+        u16  autoneg_advertised;
+
+        while (test_and_set_bit(__AT_RESETTING, &adapter->flags))
+                msleep(1);
+
+        if (ecmd->autoneg == AUTONEG_ENABLE) {
+                autoneg_advertised = ADVERTISED_Autoneg;
+        } else {
+                if (ecmd->speed == SPEED_1000) {
+                        if (ecmd->duplex != DUPLEX_FULL) {
+                                if (netif_msg_link(adapter))
+                                        dev_warn(&adapter->pdev->dev,
+                                                "1000M half is invalid\n");
+                                clear_bit(__AT_RESETTING, &adapter->flags);
+                                return -EINVAL;
+                        }
+                        autoneg_advertised = ADVERTISED_1000baseT_Full;
+                } else if (ecmd->speed == SPEED_100) {
+                        if (ecmd->duplex == DUPLEX_FULL)
+                                autoneg_advertised = ADVERTISED_100baseT_Full;
+                        else
+                                autoneg_advertised = ADVERTISED_100baseT_Half;
+                } else {
+                        if (ecmd->duplex == DUPLEX_FULL)
+                                autoneg_advertised = ADVERTISED_10baseT_Full;
+                        else
+                                autoneg_advertised = ADVERTISED_10baseT_Half;
+                }
+        }
+
+        if (hw->autoneg_advertised != autoneg_advertised) {
+                hw->autoneg_advertised = autoneg_advertised;
+                if (atl1c_restart_autoneg(hw) != 0) {
+                        if (netif_msg_link(adapter))
+                                dev_warn(&adapter->pdev->dev,
+                                        "ethtool speed/duplex setting failed\n");
+                        clear_bit(__AT_RESETTING, &adapter->flags);
+                        return -EINVAL;
+                }
+        }
+        clear_bit(__AT_RESETTING, &adapter->flags);
+        return 0;
+}
+
+static u32 atl1c_get_tx_csum(struct net_device *netdev)
+{
+        return (netdev->features & NETIF_F_HW_CSUM) != 0;
+}
+
+static u32 atl1c_get_msglevel(struct net_device *netdev)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        return adapter->msg_enable;
+}
+
+static void atl1c_set_msglevel(struct net_device *netdev, u32 data)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        adapter->msg_enable = data;
+}
+
+static int atl1c_get_regs_len(struct net_device *netdev)
+{
+        return AT_REGS_LEN;
+}
+
+static void atl1c_get_regs(struct net_device *netdev,
+                           struct ethtool_regs *regs, void *p)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct atl1c_hw *hw = &adapter->hw;
+        u32 *regs_buff = p;
+        u16 phy_data;
+
+        memset(p, 0, AT_REGS_LEN);
+
+        regs->version = 0;
+        AT_READ_REG(hw, REG_VPD_CAP,              p++);
+        AT_READ_REG(hw, REG_PM_CTRL,              p++);
+        AT_READ_REG(hw, REG_MAC_HALF_DUPLX_CTRL,  p++);
+        AT_READ_REG(hw, REG_TWSI_CTRL,            p++);
+        AT_READ_REG(hw, REG_PCIE_DEV_MISC_CTRL,   p++);
+        AT_READ_REG(hw, REG_MASTER_CTRL,          p++);
+        AT_READ_REG(hw, REG_MANUAL_TIMER_INIT,    p++);
+        AT_READ_REG(hw, REG_IRQ_MODRT_TIMER_INIT, p++);
+        AT_READ_REG(hw, REG_GPHY_CTRL,            p++);
+        AT_READ_REG(hw, REG_LINK_CTRL,            p++);
+        AT_READ_REG(hw, REG_IDLE_STATUS,          p++);
+        AT_READ_REG(hw, REG_MDIO_CTRL,            p++);
+        AT_READ_REG(hw, REG_SERDES_LOCK,          p++);
+        AT_READ_REG(hw, REG_MAC_CTRL,             p++);
+        AT_READ_REG(hw, REG_MAC_IPG_IFG,          p++);
+        AT_READ_REG(hw, REG_MAC_STA_ADDR,         p++);
+        AT_READ_REG(hw, REG_MAC_STA_ADDR+4,       p++);
+        AT_READ_REG(hw, REG_RX_HASH_TABLE,        p++);
+        AT_READ_REG(hw, REG_RX_HASH_TABLE+4,      p++);
+        AT_READ_REG(hw, REG_RXQ_CTRL,             p++);
+        AT_READ_REG(hw, REG_TXQ_CTRL,             p++);
+        AT_READ_REG(hw, REG_MTU,                  p++);
+        AT_READ_REG(hw, REG_WOL_CTRL,             p++);
+
+        atl1c_read_phy_reg(hw, MII_BMCR, &phy_data);
+        regs_buff[73] = (u32) phy_data;
+        atl1c_read_phy_reg(hw, MII_BMSR, &phy_data);
+        regs_buff[74] = (u32) phy_data;
+}
+
+static int atl1c_get_eeprom_len(struct net_device *netdev)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        if (atl1c_check_eeprom_exist(&adapter->hw))
+                return AT_EEPROM_LEN;
+        else
+                return 0;
+}
+
+static int atl1c_get_eeprom(struct net_device *netdev,
+                struct ethtool_eeprom *eeprom, u8 *bytes)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct atl1c_hw *hw = &adapter->hw;
+        u32 *eeprom_buff;
+        int first_dword, last_dword;
+        int ret_val = 0;
+        int i;
+
+        if (eeprom->len == 0)
+                return -EINVAL;
+
+        if (!atl1c_check_eeprom_exist(hw)) /* not exist */
+                return -EINVAL;
+
+        eeprom->magic = adapter->pdev->vendor |
+                        (adapter->pdev->device << 16);
+
+        first_dword = eeprom->offset >> 2;
+        last_dword = (eeprom->offset + eeprom->len - 1) >> 2;
+
+        eeprom_buff = kmalloc(sizeof(u32) *
+                        (last_dword - first_dword + 1), GFP_KERNEL);
+        if (eeprom_buff == NULL)
+                return -ENOMEM;
+
+        for (i = first_dword; i < last_dword; i++) {
+                if (!atl1c_read_eeprom(hw, i * 4, &(eeprom_buff[i-first_dword]))) {
+                        kfree(eeprom_buff);
+                        return -EIO;
+                }
+        }
+
+        memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 3),
+                        eeprom->len);
+        kfree(eeprom_buff);
+
+        return ret_val;
+        return 0;
+}
+
+static void atl1c_get_drvinfo(struct net_device *netdev,
+                struct ethtool_drvinfo *drvinfo)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        strncpy(drvinfo->driver,  atl1c_driver_name, sizeof(drvinfo->driver));
+        strncpy(drvinfo->version, atl1c_driver_version,
+                sizeof(drvinfo->version));
+        strncpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
+        strncpy(drvinfo->bus_info, pci_name(adapter->pdev),
+                sizeof(drvinfo->bus_info));
+        drvinfo->n_stats = 0;
+        drvinfo->testinfo_len = 0;
+        drvinfo->regdump_len = atl1c_get_regs_len(netdev);
+        drvinfo->eedump_len = atl1c_get_eeprom_len(netdev);
+}
+
+static void atl1c_get_wol(struct net_device *netdev,
+                          struct ethtool_wolinfo *wol)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        wol->supported = WAKE_MAGIC | WAKE_PHY;
+        wol->wolopts = 0;
+
+        if (adapter->wol & AT_WUFC_EX)
+                wol->wolopts |= WAKE_UCAST;
+        if (adapter->wol & AT_WUFC_MC)
+                wol->wolopts |= WAKE_MCAST;
+        if (adapter->wol & AT_WUFC_BC)
+                wol->wolopts |= WAKE_BCAST;
+        if (adapter->wol & AT_WUFC_MAG)
+                wol->wolopts |= WAKE_MAGIC;
+        if (adapter->wol & AT_WUFC_LNKC)
+                wol->wolopts |= WAKE_PHY;
+
+        return;
+}
+
+static int atl1c_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE |
+                            WAKE_MCAST | WAKE_BCAST | WAKE_MCAST))
+                return -EOPNOTSUPP;
+        /* these settings will always override what we currently have */
+        adapter->wol = 0;
+
+        if (wol->wolopts & WAKE_MAGIC)
+                adapter->wol |= AT_WUFC_MAG;
+        if (wol->wolopts & WAKE_PHY)
+                adapter->wol |= AT_WUFC_LNKC;
+
+        return 0;
+}
+
+static int atl1c_nway_reset(struct net_device *netdev)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        if (netif_running(netdev))
+                atl1c_reinit_locked(adapter);
+        return 0;
+}
+
+static struct ethtool_ops atl1c_ethtool_ops = {
+        .get_settings           = atl1c_get_settings,
+        .set_settings           = atl1c_set_settings,
+        .get_drvinfo            = atl1c_get_drvinfo,
+        .get_regs_len           = atl1c_get_regs_len,
+        .get_regs               = atl1c_get_regs,
+        .get_wol                = atl1c_get_wol,
+        .set_wol                = atl1c_set_wol,
+        .get_msglevel           = atl1c_get_msglevel,
+        .set_msglevel           = atl1c_set_msglevel,
+        .nway_reset             = atl1c_nway_reset,
+        .get_link               = ethtool_op_get_link,
+        .get_eeprom_len         = atl1c_get_eeprom_len,
+        .get_eeprom             = atl1c_get_eeprom,
+        .get_tx_csum            = atl1c_get_tx_csum,
+        .get_sg                 = ethtool_op_get_sg,
+        .set_sg                 = ethtool_op_set_sg,
+};
+
+void atl1c_set_ethtool_ops(struct net_device *netdev)
+{
+        SET_ETHTOOL_OPS(netdev, &atl1c_ethtool_ops);
+}
diff --git a/drivers/net/atl1c/atl1c_hw.c b/drivers/net/atl1c/atl1c_hw.c
new file mode 100644
index 000000000000..3e69b940b8f7
--- /dev/null
+++ b/drivers/net/atl1c/atl1c_hw.c
@@ -0,0 +1,527 @@
+/*
+ * Copyright(c) 2007 Atheros Corporation. All rights reserved.
+ *
+ * Derived from Intel e1000 driver
+ * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <linux/mii.h>
+#include <linux/crc32.h>
+
+#include "atl1c.h"
+
+/*
+ * check_eeprom_exist
+ * return 1 if eeprom exist
+ */
+int atl1c_check_eeprom_exist(struct atl1c_hw *hw)
+{
+        u32 data;
+
+        AT_READ_REG(hw, REG_TWSI_DEBUG, &data);
+        if (data & TWSI_DEBUG_DEV_EXIST)
+                return 1;
+
+        return 0;
+}
+
+void atl1c_hw_set_mac_addr(struct atl1c_hw *hw)
+{
+        u32 value;
+        /*
+         * 00-0B-6A-F6-00-DC
+         * 0:  6AF600DC 1: 000B
+         * low dword
+         */
+        value = (((u32)hw->mac_addr[2]) << 24) |
+                (((u32)hw->mac_addr[3]) << 16) |
+                (((u32)hw->mac_addr[4]) << 8)  |
+                (((u32)hw->mac_addr[5])) ;
+        AT_WRITE_REG_ARRAY(hw, REG_MAC_STA_ADDR, 0, value);
+        /* hight dword */
+        value = (((u32)hw->mac_addr[0]) << 8) |
+                (((u32)hw->mac_addr[1])) ;
+        AT_WRITE_REG_ARRAY(hw, REG_MAC_STA_ADDR, 1, value);
+}
+
+/*
+ * atl1c_get_permanent_address
+ * return 0 if get valid mac address,
+ */
+static int atl1c_get_permanent_address(struct atl1c_hw *hw)
+{
+        u32 addr[2];
+        u32 i;
+        u32 otp_ctrl_data;
+        u32 twsi_ctrl_data;
+        u8  eth_addr[ETH_ALEN];
+
+        /* init */
+        addr[0] = addr[1] = 0;
+        AT_READ_REG(hw, REG_OTP_CTRL, &otp_ctrl_data);
+        if (atl1c_check_eeprom_exist(hw)) {
+                /* Enable OTP CLK */
+                if (!(otp_ctrl_data & OTP_CTRL_CLK_EN)) {
+                        otp_ctrl_data |= OTP_CTRL_CLK_EN;
+                        AT_WRITE_REG(hw, REG_OTP_CTRL, otp_ctrl_data);
+                        AT_WRITE_FLUSH(hw);
+                        msleep(1);
+                }
+
+                AT_READ_REG(hw, REG_TWSI_CTRL, &twsi_ctrl_data);
+                twsi_ctrl_data |= TWSI_CTRL_SW_LDSTART;
+                AT_WRITE_REG(hw, REG_TWSI_CTRL, twsi_ctrl_data);
+                for (i = 0; i < AT_TWSI_EEPROM_TIMEOUT; i++) {
+                        msleep(10);
+                        AT_READ_REG(hw, REG_TWSI_CTRL, &twsi_ctrl_data);
+                        if ((twsi_ctrl_data & TWSI_CTRL_SW_LDSTART) == 0)
+                                break;
+                }
+                if (i >= AT_TWSI_EEPROM_TIMEOUT)
+                        return -1;
+        }
+        /* Disable OTP_CLK */
+        if (otp_ctrl_data & OTP_CTRL_CLK_EN) {
+                otp_ctrl_data &= ~OTP_CTRL_CLK_EN;
+                AT_WRITE_REG(hw, REG_OTP_CTRL, otp_ctrl_data);
+                AT_WRITE_FLUSH(hw);
+                msleep(1);
+        }
+
+        /* maybe MAC-address is from BIOS */
+        AT_READ_REG(hw, REG_MAC_STA_ADDR, &addr[0]);
+        AT_READ_REG(hw, REG_MAC_STA_ADDR + 4, &addr[1]);
+        *(u32 *) &eth_addr[2] = swab32(addr[0]);
+        *(u16 *) &eth_addr[0] = swab16(*(u16 *)&addr[1]);
+
+        if (is_valid_ether_addr(eth_addr)) {
+                memcpy(hw->perm_mac_addr, eth_addr, ETH_ALEN);
+                return 0;
+        }
+
+        return -1;
+}
+
+bool atl1c_read_eeprom(struct atl1c_hw *hw, u32 offset, u32 *p_value)
+{
+        int i;
+        int ret = false;
+        u32 otp_ctrl_data;
+        u32 control;
+        u32 data;
+
+        if (offset & 3)
+                return ret; /* address do not align */
+
+        AT_READ_REG(hw, REG_OTP_CTRL, &otp_ctrl_data);
+        if (!(otp_ctrl_data & OTP_CTRL_CLK_EN))
+                AT_WRITE_REG(hw, REG_OTP_CTRL,
+                                (otp_ctrl_data | OTP_CTRL_CLK_EN));
+
+        AT_WRITE_REG(hw, REG_EEPROM_DATA_LO, 0);
+        control = (offset & EEPROM_CTRL_ADDR_MASK) << EEPROM_CTRL_ADDR_SHIFT;
+        AT_WRITE_REG(hw, REG_EEPROM_CTRL, control);
+
+        for (i = 0; i < 10; i++) {
+                udelay(100);
+                AT_READ_REG(hw, REG_EEPROM_CTRL, &control);
+                if (control & EEPROM_CTRL_RW)
+                        break;
+        }
+        if (control & EEPROM_CTRL_RW) {
+                AT_READ_REG(hw, REG_EEPROM_CTRL, &data);
+                AT_READ_REG(hw, REG_EEPROM_DATA_LO, p_value);
+                data = data & 0xFFFF;
+                *p_value = swab32((data << 16) | (*p_value >> 16));
+                ret = true;
+        }
+        if (!(otp_ctrl_data & OTP_CTRL_CLK_EN))
+                AT_WRITE_REG(hw, REG_OTP_CTRL, otp_ctrl_data);
+
+        return ret;
+}
+/*
+ * Reads the adapter's MAC address from the EEPROM
+ *
+ * hw - Struct containing variables accessed by shared code
+ */
+int atl1c_read_mac_addr(struct atl1c_hw *hw)
+{
+        int err = 0;
+
+        err = atl1c_get_permanent_address(hw);
+        if (err)
+                random_ether_addr(hw->perm_mac_addr);
+
+        memcpy(hw->mac_addr, hw->perm_mac_addr, sizeof(hw->perm_mac_addr));
+        return 0;
+}
+
+/*
+ * atl1c_hash_mc_addr
+ *  purpose
+ *      set hash value for a multicast address
+ *      hash calcu processing :
+ *          1. calcu 32bit CRC for multicast address
+ *          2. reverse crc with MSB to LSB
+ */
+u32 atl1c_hash_mc_addr(struct atl1c_hw *hw, u8 *mc_addr)
+{
+        u32 crc32;
+        u32 value = 0;
+        int i;
+
+        crc32 = ether_crc_le(6, mc_addr);
+        for (i = 0; i < 32; i++)
+                value |= (((crc32 >> i) & 1) << (31 - i));
+
+        return value;
+}
+
+/*
+ * Sets the bit in the multicast table corresponding to the hash value.
+ * hw - Struct containing variables accessed by shared code
+ * hash_value - Multicast address hash value
+ */
+void atl1c_hash_set(struct atl1c_hw *hw, u32 hash_value)
+{
+        u32 hash_bit, hash_reg;
+        u32 mta;
+
+        /*
+         * The HASH Table  is a register array of 2 32-bit registers.
+         * It is treated like an array of 64 bits.  We want to set
+         * bit BitArray[hash_value]. So we figure out what register
+         * the bit is in, read it, OR in the new bit, then write
+         * back the new value.  The register is determined by the
+         * upper bit of the hash value and the bit within that
+         * register are determined by the lower 5 bits of the value.
+         */
+        hash_reg = (hash_value >> 31) & 0x1;
+        hash_bit = (hash_value >> 26) & 0x1F;
+
+        mta = AT_READ_REG_ARRAY(hw, REG_RX_HASH_TABLE, hash_reg);
+
+        mta |= (1 << hash_bit);
+
+        AT_WRITE_REG_ARRAY(hw, REG_RX_HASH_TABLE, hash_reg, mta);
+}
+
+/*
+ * Reads the value from a PHY register
+ * hw - Struct containing variables accessed by shared code
+ * reg_addr - address of the PHY register to read
+ */
+int atl1c_read_phy_reg(struct atl1c_hw *hw, u16 reg_addr, u16 *phy_data)
+{
+        u32 val;
+        int i;
+
+        val = ((u32)(reg_addr & MDIO_REG_ADDR_MASK)) << MDIO_REG_ADDR_SHIFT |
+                MDIO_START | MDIO_SUP_PREAMBLE | MDIO_RW |
+                MDIO_CLK_25_4 << MDIO_CLK_SEL_SHIFT;
+
+        AT_WRITE_REG(hw, REG_MDIO_CTRL, val);
+
+        for (i = 0; i < MDIO_WAIT_TIMES; i++) {
+                udelay(2);
+                AT_READ_REG(hw, REG_MDIO_CTRL, &val);
+                if (!(val & (MDIO_START | MDIO_BUSY)))
+                        break;
+        }
+        if (!(val & (MDIO_START | MDIO_BUSY))) {
+                *phy_data = (u16)val;
+                return 0;
+        }
+
+        return -1;
+}
+
+/*
+ * Writes a value to a PHY register
+ * hw - Struct containing variables accessed by shared code
+ * reg_addr - address of the PHY register to write
+ * data - data to write to the PHY
+ */
+int atl1c_write_phy_reg(struct atl1c_hw *hw, u32 reg_addr, u16 phy_data)
+{
+        int i;
+        u32 val;
+
+        val = ((u32)(phy_data & MDIO_DATA_MASK)) << MDIO_DATA_SHIFT   |
+               (reg_addr & MDIO_REG_ADDR_MASK) << MDIO_REG_ADDR_SHIFT |
+               MDIO_SUP_PREAMBLE | MDIO_START |
+               MDIO_CLK_25_4 << MDIO_CLK_SEL_SHIFT;
+
+        AT_WRITE_REG(hw, REG_MDIO_CTRL, val);
+
+        for (i = 0; i < MDIO_WAIT_TIMES; i++) {
+                udelay(2);
+                AT_READ_REG(hw, REG_MDIO_CTRL, &val);
+                if (!(val & (MDIO_START | MDIO_BUSY)))
+                        break;
+        }
+
+        if (!(val & (MDIO_START | MDIO_BUSY)))
+                return 0;
+
+        return -1;
+}
+
+/*
+ * Configures PHY autoneg and flow control advertisement settings
+ *
+ * hw - Struct containing variables accessed by shared code
+ */
+static int atl1c_phy_setup_adv(struct atl1c_hw *hw)
+{
+        u16 mii_adv_data = ADVERTISE_DEFAULT_CAP & ~ADVERTISE_SPEED_MASK;
+        u16 mii_giga_ctrl_data = GIGA_CR_1000T_DEFAULT_CAP &
+                                ~GIGA_CR_1000T_SPEED_MASK;
+
+        if (hw->autoneg_advertised & ADVERTISED_10baseT_Half)
+                mii_adv_data |= ADVERTISE_10HALF;
+        if (hw->autoneg_advertised & ADVERTISED_10baseT_Full)
+                mii_adv_data |= ADVERTISE_10FULL;
+        if (hw->autoneg_advertised & ADVERTISED_100baseT_Half)
+                mii_adv_data |= ADVERTISE_100HALF;
+        if (hw->autoneg_advertised & ADVERTISED_100baseT_Full)
+                mii_adv_data |= ADVERTISE_100FULL;
+
+        if (hw->autoneg_advertised & ADVERTISED_Autoneg)
+                mii_adv_data |= ADVERTISE_10HALF  | ADVERTISE_10FULL |
+                                ADVERTISE_100HALF | ADVERTISE_100FULL;
+
+        if (hw->ctrl_flags & ATL1C_LINK_CAP_1000M) {
+                if (hw->autoneg_advertised & ADVERTISED_1000baseT_Half)
+                        mii_giga_ctrl_data |= ADVERTISE_1000HALF;
+                if (hw->autoneg_advertised & ADVERTISED_1000baseT_Full)
+                        mii_giga_ctrl_data |= ADVERTISE_1000FULL;
+                if (hw->autoneg_advertised & ADVERTISED_Autoneg)
+                        mii_giga_ctrl_data |= ADVERTISE_1000HALF |
+                                        ADVERTISE_1000FULL;
+        }
+
+        if (atl1c_write_phy_reg(hw, MII_ADVERTISE, mii_adv_data) != 0 ||
+            atl1c_write_phy_reg(hw, MII_GIGA_CR, mii_giga_ctrl_data) != 0)
+                return -1;
+        return 0;
+}
+
+void atl1c_phy_disable(struct atl1c_hw *hw)
+{
+        AT_WRITE_REGW(hw, REG_GPHY_CTRL,
+                        GPHY_CTRL_PW_WOL_DIS | GPHY_CTRL_EXT_RESET);
+}
+
+static void atl1c_phy_magic_data(struct atl1c_hw *hw)
+{
+        u16 data;
+
+        data = ANA_LOOP_SEL_10BT | ANA_EN_MASK_TB | ANA_EN_10BT_IDLE |
+                ((1 & ANA_INTERVAL_SEL_TIMER_MASK) <<
+                ANA_INTERVAL_SEL_TIMER_SHIFT);
+
+        atl1c_write_phy_reg(hw, MII_DBG_ADDR, MII_ANA_CTRL_18);
+        atl1c_write_phy_reg(hw, MII_DBG_DATA, data);
+
+        data = (2 & ANA_SERDES_CDR_BW_MASK) | ANA_MS_PAD_DBG |
+                ANA_SERDES_EN_DEEM | ANA_SERDES_SEL_HSP | ANA_SERDES_EN_PLL |
+                ANA_SERDES_EN_LCKDT;
+
+        atl1c_write_phy_reg(hw, MII_DBG_ADDR, MII_ANA_CTRL_5);
+        atl1c_write_phy_reg(hw, MII_DBG_DATA, data);
+
+        data = (44 & ANA_LONG_CABLE_TH_100_MASK) |
+                ((33 & ANA_SHORT_CABLE_TH_100_MASK) <<
+                ANA_SHORT_CABLE_TH_100_SHIFT) | ANA_BP_BAD_LINK_ACCUM |
+                ANA_BP_SMALL_BW;
+
+        atl1c_write_phy_reg(hw, MII_DBG_ADDR, MII_ANA_CTRL_54);
+        atl1c_write_phy_reg(hw, MII_DBG_DATA, data);
+
+        data = (11 & ANA_IECHO_ADJ_MASK) | ((11 & ANA_IECHO_ADJ_MASK) <<
+                ANA_IECHO_ADJ_2_SHIFT) | ((8 & ANA_IECHO_ADJ_MASK) <<
+                ANA_IECHO_ADJ_1_SHIFT) | ((8 & ANA_IECHO_ADJ_MASK) <<
+                ANA_IECHO_ADJ_0_SHIFT);
+
+        atl1c_write_phy_reg(hw, MII_DBG_ADDR, MII_ANA_CTRL_4);
+        atl1c_write_phy_reg(hw, MII_DBG_DATA, data);
+
+        data = ANA_RESTART_CAL | ((7 & ANA_MANUL_SWICH_ON_MASK) <<
+                ANA_MANUL_SWICH_ON_SHIFT) | ANA_MAN_ENABLE |
+                ANA_SEL_HSP | ANA_EN_HB | ANA_OEN_125M;
+
+        atl1c_write_phy_reg(hw, MII_DBG_ADDR, MII_ANA_CTRL_0);
+        atl1c_write_phy_reg(hw, MII_DBG_DATA, data);
+
+        if (hw->ctrl_flags & ATL1C_HIB_DISABLE) {
+                atl1c_write_phy_reg(hw, MII_DBG_ADDR, MII_ANA_CTRL_41);
+                if (atl1c_read_phy_reg(hw, MII_DBG_DATA, &data) != 0)
+                        return;
+                data &= ~ANA_TOP_PS_EN;
+                atl1c_write_phy_reg(hw, MII_DBG_DATA, data);
+
+                atl1c_write_phy_reg(hw, MII_DBG_ADDR, MII_ANA_CTRL_11);
+                if (atl1c_read_phy_reg(hw, MII_DBG_DATA, &data) != 0)
+                        return;
+                data &= ~ANA_PS_HIB_EN;
+                atl1c_write_phy_reg(hw, MII_DBG_DATA, data);
+        }
+}
+
+int atl1c_phy_reset(struct atl1c_hw *hw)
+{
+        struct atl1c_adapter *adapter = hw->adapter;
+        struct pci_dev *pdev = adapter->pdev;
+        u32 phy_ctrl_data = GPHY_CTRL_DEFAULT;
+        u32 mii_ier_data = IER_LINK_UP | IER_LINK_DOWN;
+        int err;
+
+        if (hw->ctrl_flags & ATL1C_HIB_DISABLE)
+                phy_ctrl_data &= ~GPHY_CTRL_HIB_EN;
+
+        AT_WRITE_REG(hw, REG_GPHY_CTRL, phy_ctrl_data);
+        AT_WRITE_FLUSH(hw);
+        msleep(40);
+        phy_ctrl_data |= GPHY_CTRL_EXT_RESET;
+        AT_WRITE_REG(hw, REG_GPHY_CTRL, phy_ctrl_data);
+        AT_WRITE_FLUSH(hw);
+        msleep(10);
+
+        /*Enable PHY LinkChange Interrupt */
+        err = atl1c_write_phy_reg(hw, MII_IER, mii_ier_data);
+        if (err) {
+                if (netif_msg_hw(adapter))
+                        dev_err(&pdev->dev,
+                                "Error enable PHY linkChange Interrupt\n");
+                return err;
+        }
+        if (!(hw->ctrl_flags & ATL1C_FPGA_VERSION))
+                atl1c_phy_magic_data(hw);
+        return 0;
+}
+
+int atl1c_phy_init(struct atl1c_hw *hw)
+{
+        struct atl1c_adapter *adapter = (struct atl1c_adapter *)hw->adapter;
+        struct pci_dev *pdev = adapter->pdev;
+        int ret_val;
+        u16 mii_bmcr_data = BMCR_RESET;
+        u16 phy_id1, phy_id2;
+
+        if ((atl1c_read_phy_reg(hw, MII_PHYSID1, &phy_id1) != 0) ||
+                (atl1c_read_phy_reg(hw, MII_PHYSID2, &phy_id2) != 0)) {
+                        if (netif_msg_link(adapter))
+                                dev_err(&pdev->dev, "Error get phy ID\n");
+                return -1;
+        }
+        switch (hw->media_type) {
+        case MEDIA_TYPE_AUTO_SENSOR:
+                ret_val = atl1c_phy_setup_adv(hw);
+                if (ret_val) {
+                        if (netif_msg_link(adapter))
+                                dev_err(&pdev->dev,
+                                        "Error Setting up Auto-Negotiation\n");
+                        return ret_val;
+                }
+                mii_bmcr_data |= BMCR_AUTO_NEG_EN | BMCR_RESTART_AUTO_NEG;
+                break;
+        case MEDIA_TYPE_100M_FULL:
+                mii_bmcr_data |= BMCR_SPEED_100 | BMCR_FULL_DUPLEX;
+                break;
+        case MEDIA_TYPE_100M_HALF:
+                mii_bmcr_data |= BMCR_SPEED_100;
+                break;
+        case MEDIA_TYPE_10M_FULL:
+                mii_bmcr_data |= BMCR_SPEED_10 | BMCR_FULL_DUPLEX;
+                break;
+        case MEDIA_TYPE_10M_HALF:
+                mii_bmcr_data |= BMCR_SPEED_10;
+                break;
+        default:
+                if (netif_msg_link(adapter))
+                        dev_err(&pdev->dev, "Wrong Media type %d\n",
+                                hw->media_type);
+                return -1;
+                break;
+        }
+
+        ret_val = atl1c_write_phy_reg(hw, MII_BMCR, mii_bmcr_data);
+        if (ret_val)
+                return ret_val;
+        hw->phy_configured = true;
+
+        return 0;
+}
+
+/*
+ * Detects the current speed and duplex settings of the hardware.
+ *
+ * hw - Struct containing variables accessed by shared code
+ * speed - Speed of the connection
+ * duplex - Duplex setting of the connection
+ */
+int atl1c_get_speed_and_duplex(struct atl1c_hw *hw, u16 *speed, u16 *duplex)
+{
+        int err;
+        u16 phy_data;
+
+        /* Read   PHY Specific Status Register (17) */
+        err = atl1c_read_phy_reg(hw, MII_GIGA_PSSR, &phy_data);
+        if (err)
+                return err;
+
+        if (!(phy_data & GIGA_PSSR_SPD_DPLX_RESOLVED))
+                return -1;
+
+        switch (phy_data & GIGA_PSSR_SPEED) {
+        case GIGA_PSSR_1000MBS:
+                *speed = SPEED_1000;
+                break;
+        case GIGA_PSSR_100MBS:
+                *speed = SPEED_100;
+                break;
+        case  GIGA_PSSR_10MBS:
+                *speed = SPEED_10;
+                break;
+        default:
+                return -1;
+                break;
+        }
+
+        if (phy_data & GIGA_PSSR_DPLX)
+                *duplex = FULL_DUPLEX;
+        else
+                *duplex = HALF_DUPLEX;
+
+        return 0;
+}
+
+int atl1c_restart_autoneg(struct atl1c_hw *hw)
+{
+        int err = 0;
+        u16 mii_bmcr_data = BMCR_RESET;
+
+        err = atl1c_phy_setup_adv(hw);
+        if (err)
+                return err;
+        mii_bmcr_data |= BMCR_AUTO_NEG_EN | BMCR_RESTART_AUTO_NEG;
+
+        return atl1c_write_phy_reg(hw, MII_BMCR, mii_bmcr_data);
+}
diff --git a/drivers/net/atl1c/atl1c_hw.h b/drivers/net/atl1c/atl1c_hw.h
new file mode 100644
index 000000000000..c2c738df5c63
--- /dev/null
+++ b/drivers/net/atl1c/atl1c_hw.h
@@ -0,0 +1,859 @@
+/*
+ * Copyright(c) 2008 - 2009 Atheros Corporation. All rights reserved.
+ *
+ * Derived from Intel e1000 driver
+ * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#ifndef _ATL1C_HW_H_
+#define _ATL1C_HW_H_
+
+#include <linux/types.h>
+#include <linux/mii.h>
+
+struct atl1c_adapter;
+struct atl1c_hw;
+
+/* function prototype */
+void atl1c_phy_disable(struct atl1c_hw *hw);
+void atl1c_hw_set_mac_addr(struct atl1c_hw *hw);
+int atl1c_phy_reset(struct atl1c_hw *hw);
+int atl1c_read_mac_addr(struct atl1c_hw *hw);
+int atl1c_get_speed_and_duplex(struct atl1c_hw *hw, u16 *speed, u16 *duplex);
+u32 atl1c_hash_mc_addr(struct atl1c_hw *hw, u8 *mc_addr);
+void atl1c_hash_set(struct atl1c_hw *hw, u32 hash_value);
+int atl1c_read_phy_reg(struct atl1c_hw *hw, u16 reg_addr, u16 *phy_data);
+int atl1c_write_phy_reg(struct atl1c_hw *hw, u32 reg_addr, u16 phy_data);
+bool atl1c_read_eeprom(struct atl1c_hw *hw, u32 offset, u32 *p_value);
+int atl1c_phy_init(struct atl1c_hw *hw);
+int atl1c_check_eeprom_exist(struct atl1c_hw *hw);
+int atl1c_restart_autoneg(struct atl1c_hw *hw);
+
+/* register definition */
+#define REG_DEVICE_CAP                  0x5C
+#define DEVICE_CAP_MAX_PAYLOAD_MASK     0x7
+#define DEVICE_CAP_MAX_PAYLOAD_SHIFT    0
+
+#define REG_DEVICE_CTRL                 0x60
+#define DEVICE_CTRL_MAX_PAYLOAD_MASK    0x7
+#define DEVICE_CTRL_MAX_PAYLOAD_SHIFT   5
+#define DEVICE_CTRL_MAX_RREQ_SZ_MASK    0x7
+#define DEVICE_CTRL_MAX_RREQ_SZ_SHIFT   12
+
+#define REG_LINK_CTRL                   0x68
+#define LINK_CTRL_L0S_EN                0x01
+#define LINK_CTRL_L1_EN                 0x02
+
+#define REG_VPD_CAP                     0x6C
+#define VPD_CAP_ID_MASK                 0xff
+#define VPD_CAP_ID_SHIFT                0
+#define VPD_CAP_NEXT_PTR_MASK           0xFF
+#define VPD_CAP_NEXT_PTR_SHIFT          8
+#define VPD_CAP_VPD_ADDR_MASK           0x7FFF
+#define VPD_CAP_VPD_ADDR_SHIFT          16
+#define VPD_CAP_VPD_FLAG                0x80000000
+
+#define REG_VPD_DATA                    0x70
+
+#define REG_PCIE_UC_SEVERITY            0x10C
+#define PCIE_UC_SERVRITY_TRN            0x00000001
+#define PCIE_UC_SERVRITY_DLP            0x00000010
+#define PCIE_UC_SERVRITY_PSN_TLP        0x00001000
+#define PCIE_UC_SERVRITY_FCP            0x00002000
+#define PCIE_UC_SERVRITY_CPL_TO         0x00004000
+#define PCIE_UC_SERVRITY_CA             0x00008000
+#define PCIE_UC_SERVRITY_UC             0x00010000
+#define PCIE_UC_SERVRITY_ROV            0x00020000
+#define PCIE_UC_SERVRITY_MLFP           0x00040000
+#define PCIE_UC_SERVRITY_ECRC           0x00080000
+#define PCIE_UC_SERVRITY_UR             0x00100000
+
+#define REG_DEV_SERIALNUM_CTRL          0x200
+#define REG_DEV_MAC_SEL_MASK            0x0 /* 0:EUI; 1:MAC */
+#define REG_DEV_MAC_SEL_SHIFT           0
+#define REG_DEV_SERIAL_NUM_EN_MASK      0x1
+#define REG_DEV_SERIAL_NUM_EN_SHIFT     1
+
+#define REG_TWSI_CTRL                   0x218
+#define TWSI_CTRL_LD_OFFSET_MASK        0xFF
+#define TWSI_CTRL_LD_OFFSET_SHIFT       0
+#define TWSI_CTRL_LD_SLV_ADDR_MASK      0x7
+#define TWSI_CTRL_LD_SLV_ADDR_SHIFT     8
+#define TWSI_CTRL_SW_LDSTART            0x800
+#define TWSI_CTRL_HW_LDSTART            0x1000
+#define TWSI_CTRL_SMB_SLV_ADDR_MASK     0x7F
+#define TWSI_CTRL_SMB_SLV_ADDR_SHIFT    15
+#define TWSI_CTRL_LD_EXIST              0x400000
+#define TWSI_CTRL_READ_FREQ_SEL_MASK    0x3
+#define TWSI_CTRL_READ_FREQ_SEL_SHIFT   23
+#define TWSI_CTRL_FREQ_SEL_100K         0
+#define TWSI_CTRL_FREQ_SEL_200K         1
+#define TWSI_CTRL_FREQ_SEL_300K         2
+#define TWSI_CTRL_FREQ_SEL_400K         3
+#define TWSI_CTRL_SMB_SLV_ADDR
+#define TWSI_CTRL_WRITE_FREQ_SEL_MASK   0x3
+#define TWSI_CTRL_WRITE_FREQ_SEL_SHIFT  24
+
+
+#define REG_PCIE_DEV_MISC_CTRL          0x21C
+#define PCIE_DEV_MISC_EXT_PIPE          0x2
+#define PCIE_DEV_MISC_RETRY_BUFDIS      0x1
+#define PCIE_DEV_MISC_SPIROM_EXIST      0x4
+#define PCIE_DEV_MISC_SERDES_ENDIAN     0x8
+#define PCIE_DEV_MISC_SERDES_SEL_DIN    0x10
+
+#define REG_PCIE_PHYMISC                0x1000
+#define PCIE_PHYMISC_FORCE_RCV_DET      0x4
+
+#define REG_TWSI_DEBUG                  0x1108
+#define TWSI_DEBUG_DEV_EXIST            0x20000000
+
+#define REG_EEPROM_CTRL                 0x12C0
+#define EEPROM_CTRL_DATA_HI_MASK        0xFFFF
+#define EEPROM_CTRL_DATA_HI_SHIFT       0
+#define EEPROM_CTRL_ADDR_MASK           0x3FF
+#define EEPROM_CTRL_ADDR_SHIFT          16
+#define EEPROM_CTRL_ACK                 0x40000000
+#define EEPROM_CTRL_RW                  0x80000000
+
+#define REG_EEPROM_DATA_LO              0x12C4
+
+#define REG_OTP_CTRL                    0x12F0
+#define OTP_CTRL_CLK_EN                 0x0002
+
+#define REG_PM_CTRL                     0x12F8
+#define PM_CTRL_SDES_EN                 0x00000001
+#define PM_CTRL_RBER_EN                 0x00000002
+#define PM_CTRL_CLK_REQ_EN              0x00000004
+#define PM_CTRL_ASPM_L1_EN              0x00000008
+#define PM_CTRL_SERDES_L1_EN            0x00000010
+#define PM_CTRL_SERDES_PLL_L1_EN        0x00000020
+#define PM_CTRL_SERDES_PD_EX_L1         0x00000040
+#define PM_CTRL_SERDES_BUDS_RX_L1_EN    0x00000080
+#define PM_CTRL_L0S_ENTRY_TIMER_MASK    0xF
+#define PM_CTRL_L0S_ENTRY_TIMER_SHIFT   8
+#define PM_CTRL_ASPM_L0S_EN             0x00001000
+#define PM_CTRL_CLK_SWH_L1              0x00002000
+#define PM_CTRL_CLK_PWM_VER1_1          0x00004000
+#define PM_CTRL_PCIE_RECV               0x00008000
+#define PM_CTRL_L1_ENTRY_TIMER_MASK     0xF
+#define PM_CTRL_L1_ENTRY_TIMER_SHIFT    16
+#define PM_CTRL_PM_REQ_TIMER_MASK       0xF
+#define PM_CTRL_PM_REQ_TIMER_SHIFT      20
+#define PM_CTRL_LCKDET_TIMER_MASK       0x3F
+#define PM_CTRL_LCKDET_TIMER_SHIFT      24
+#define PM_CTRL_MAC_ASPM_CHK            0x40000000
+#define PM_CTRL_HOTRST                  0x80000000
+
+/* Selene Master Control Register */
+#define REG_MASTER_CTRL                 0x1400
+#define MASTER_CTRL_SOFT_RST            0x1
+#define MASTER_CTRL_TEST_MODE_MASK      0x3
+#define MASTER_CTRL_TEST_MODE_SHIFT     2
+#define MASTER_CTRL_BERT_START          0x10
+#define MASTER_CTRL_MTIMER_EN           0x100
+#define MASTER_CTRL_MANUAL_INT          0x200
+#define MASTER_CTRL_TX_ITIMER_EN        0x400
+#define MASTER_CTRL_RX_ITIMER_EN        0x800
+#define MASTER_CTRL_CLK_SEL_DIS         0x1000
+#define MASTER_CTRL_CLK_SWH_MODE        0x2000
+#define MASTER_CTRL_INT_RDCLR           0x4000
+#define MASTER_CTRL_REV_NUM_SHIFT       16
+#define MASTER_CTRL_REV_NUM_MASK        0xff
+#define MASTER_CTRL_DEV_ID_SHIFT        24
+#define MASTER_CTRL_DEV_ID_MASK         0x7f
+#define MASTER_CTRL_OTP_SEL             0x80000000
+
+/* Timer Initial Value Register */
+#define REG_MANUAL_TIMER_INIT           0x1404
+
+/* IRQ ModeratorTimer Initial Value Register */
+#define REG_IRQ_MODRT_TIMER_INIT        0x1408
+#define IRQ_MODRT_TIMER_MASK            0xffff
+#define IRQ_MODRT_TX_TIMER_SHIFT        0
+#define IRQ_MODRT_RX_TIMER_SHIFT        16
+
+#define REG_GPHY_CTRL                   0x140C
+#define GPHY_CTRL_EXT_RESET             0x1
+#define GPHY_CTRL_RTL_MODE              0x2
+#define GPHY_CTRL_LED_MODE              0x4
+#define GPHY_CTRL_ANEG_NOW              0x8
+#define GPHY_CTRL_REV_ANEG              0x10
+#define GPHY_CTRL_GATE_25M_EN           0x20
+#define GPHY_CTRL_LPW_EXIT              0x40
+#define GPHY_CTRL_PHY_IDDQ              0x80
+#define GPHY_CTRL_PHY_IDDQ_DIS          0x100
+#define GPHY_CTRL_GIGA_DIS              0x200
+#define GPHY_CTRL_HIB_EN                0x400
+#define GPHY_CTRL_HIB_PULSE             0x800
+#define GPHY_CTRL_SEL_ANA_RST           0x1000
+#define GPHY_CTRL_PHY_PLL_ON            0x2000
+#define GPHY_CTRL_PWDOWN_HW             0x4000
+#define GPHY_CTRL_PHY_PLL_BYPASS        0x8000
+
+#define GPHY_CTRL_DEFAULT (              \
+                GPHY_CTRL_SEL_ANA_RST   |\
+                GPHY_CTRL_HIB_PULSE     |\
+                GPHY_CTRL_HIB_EN)
+
+#define GPHY_CTRL_PW_WOL_DIS (           \
+                GPHY_CTRL_SEL_ANA_RST   |\
+                GPHY_CTRL_HIB_PULSE     |\
+                GPHY_CTRL_HIB_EN        |\
+                GPHY_CTRL_PWDOWN_HW     |\
+                GPHY_CTRL_PHY_IDDQ)
+
+/* Block IDLE Status Register */
+#define REG_IDLE_STATUS                 0x1410
+#define IDLE_STATUS_MASK                0x00FF
+#define IDLE_STATUS_RXMAC_NO_IDLE       0x1
+#define IDLE_STATUS_TXMAC_NO_IDLE       0x2
+#define IDLE_STATUS_RXQ_NO_IDLE         0x4
+#define IDLE_STATUS_TXQ_NO_IDLE         0x8
+#define IDLE_STATUS_DMAR_NO_IDLE        0x10
+#define IDLE_STATUS_DMAW_NO_IDLE        0x20
+#define IDLE_STATUS_SMB_NO_IDLE         0x40
+#define IDLE_STATUS_CMB_NO_IDLE         0x80
+
+/* MDIO Control Register */
+#define REG_MDIO_CTRL                   0x1414
+#define MDIO_DATA_MASK                  0xffff  /* On MDIO write, the 16-bit
+                                                 * control data to write to PHY
+                                                 * MII management register */
+#define MDIO_DATA_SHIFT                 0       /* On MDIO read, the 16-bit
+                                                 * status data that was read
+                                                 * from the PHY MII management register */
+#define MDIO_REG_ADDR_MASK              0x1f    /* MDIO register address */
+#define MDIO_REG_ADDR_SHIFT             16
+#define MDIO_RW                         0x200000  /* 1: read, 0: write */
+#define MDIO_SUP_PREAMBLE               0x400000  /* Suppress preamble */
+#define MDIO_START                      0x800000  /* Write 1 to initiate the MDIO
+                                                   * master. And this bit is self
+                                                   * cleared after one cycle */
+#define MDIO_CLK_SEL_SHIFT              24
+#define MDIO_CLK_25_4                   0
+#define MDIO_CLK_25_6                   2
+#define MDIO_CLK_25_8                   3
+#define MDIO_CLK_25_10                  4
+#define MDIO_CLK_25_14                  5
+#define MDIO_CLK_25_20                  6
+#define MDIO_CLK_25_28                  7
+#define MDIO_BUSY                       0x8000000
+#define MDIO_AP_EN                      0x10000000
+#define MDIO_WAIT_TIMES                 10
+
+/* MII PHY Status Register */
+#define REG_PHY_STATUS                  0x1418
+#define PHY_GENERAL_STATUS_MASK         0xFFFF
+#define PHY_STATUS_RECV_ENABLE          0x0001
+#define PHY_OE_PWSP_STATUS_MASK         0x07FF
+#define PHY_OE_PWSP_STATUS_SHIFT        16
+#define PHY_STATUS_LPW_STATE            0x80000000
+/* BIST Control and Status Register0 (for the Packet Memory) */
+#define REG_BIST0_CTRL                  0x141c
+#define BIST0_NOW                       0x1
+#define BIST0_SRAM_FAIL                 0x2 /* 1: The SRAM failure is
+                                             * un-repairable  because
+                                             * it has address decoder
+                                             * failure or more than 1 cell
+                                             * stuck-to-x failure */
+#define BIST0_FUSE_FLAG                 0x4
+
+/* BIST Control and Status Register1(for the retry buffer of PCI Express) */
+#define REG_BIST1_CTRL                  0x1420
+#define BIST1_NOW                       0x1
+#define BIST1_SRAM_FAIL                 0x2
+#define BIST1_FUSE_FLAG                 0x4
+
+/* SerDes Lock Detect Control and Status Register */
+#define REG_SERDES_LOCK                 0x1424
+#define SERDES_LOCK_DETECT              0x1  /* SerDes lock detected. This signal
+                                              * comes from Analog SerDes */
+#define SERDES_LOCK_DETECT_EN           0x2  /* 1: Enable SerDes Lock detect function */
+
+/* MAC Control Register  */
+#define REG_MAC_CTRL                    0x1480
+#define MAC_CTRL_TX_EN                  0x1
+#define MAC_CTRL_RX_EN                  0x2
+#define MAC_CTRL_TX_FLOW                0x4
+#define MAC_CTRL_RX_FLOW                0x8
+#define MAC_CTRL_LOOPBACK               0x10
+#define MAC_CTRL_DUPLX                  0x20
+#define MAC_CTRL_ADD_CRC                0x40
+#define MAC_CTRL_PAD                    0x80
+#define MAC_CTRL_LENCHK                 0x100
+#define MAC_CTRL_HUGE_EN                0x200
+#define MAC_CTRL_PRMLEN_SHIFT           10
+#define MAC_CTRL_PRMLEN_MASK            0xf
+#define MAC_CTRL_RMV_VLAN               0x4000
+#define MAC_CTRL_PROMIS_EN              0x8000
+#define MAC_CTRL_TX_PAUSE               0x10000
+#define MAC_CTRL_SCNT                   0x20000
+#define MAC_CTRL_SRST_TX                0x40000
+#define MAC_CTRL_TX_SIMURST             0x80000
+#define MAC_CTRL_SPEED_SHIFT            20
+#define MAC_CTRL_SPEED_MASK             0x3
+#define MAC_CTRL_DBG_TX_BKPRESURE       0x400000
+#define MAC_CTRL_TX_HUGE                0x800000
+#define MAC_CTRL_RX_CHKSUM_EN           0x1000000
+#define MAC_CTRL_MC_ALL_EN              0x2000000
+#define MAC_CTRL_BC_EN                  0x4000000
+#define MAC_CTRL_DBG                    0x8000000
+#define MAC_CTRL_SINGLE_PAUSE_EN        0x10000000
+
+/* MAC IPG/IFG Control Register  */
+#define REG_MAC_IPG_IFG                 0x1484
+#define MAC_IPG_IFG_IPGT_SHIFT          0       /* Desired back to back
+                                                 * inter-packet gap. The
+                                                 * default is 96-bit time */
+#define MAC_IPG_IFG_IPGT_MASK           0x7f
+#define MAC_IPG_IFG_MIFG_SHIFT          8       /* Minimum number of IFG to
+                                                 * enforce in between RX frames */
+#define MAC_IPG_IFG_MIFG_MASK           0xff    /* Frame gap below such IFP is dropped */
+#define MAC_IPG_IFG_IPGR1_SHIFT         16      /* 64bit Carrier-Sense window */
+#define MAC_IPG_IFG_IPGR1_MASK          0x7f
+#define MAC_IPG_IFG_IPGR2_SHIFT         24      /* 96-bit IPG window */
+#define MAC_IPG_IFG_IPGR2_MASK          0x7f
+
+/* MAC STATION ADDRESS  */
+#define REG_MAC_STA_ADDR                0x1488
+
+/* Hash table for multicast address */
+#define REG_RX_HASH_TABLE               0x1490
+
+/* MAC Half-Duplex Control Register */
+#define REG_MAC_HALF_DUPLX_CTRL         0x1498
+#define MAC_HALF_DUPLX_CTRL_LCOL_SHIFT  0      /* Collision Window */
+#define MAC_HALF_DUPLX_CTRL_LCOL_MASK   0x3ff
+#define MAC_HALF_DUPLX_CTRL_RETRY_SHIFT 12
+#define MAC_HALF_DUPLX_CTRL_RETRY_MASK  0xf
+#define MAC_HALF_DUPLX_CTRL_EXC_DEF_EN  0x10000
+#define MAC_HALF_DUPLX_CTRL_NO_BACK_C   0x20000
+#define MAC_HALF_DUPLX_CTRL_NO_BACK_P   0x40000 /* No back-off on backpressure,
+                                                 * immediately start the
+                                                 * transmission after back pressure */
+#define MAC_HALF_DUPLX_CTRL_ABEBE        0x80000 /* 1: Alternative Binary Exponential Back-off Enabled */
+#define MAC_HALF_DUPLX_CTRL_ABEBT_SHIFT  20      /* Maximum binary exponential number */
+#define MAC_HALF_DUPLX_CTRL_ABEBT_MASK   0xf
+#define MAC_HALF_DUPLX_CTRL_JAMIPG_SHIFT 24      /* IPG to start JAM for collision based flow control in half-duplex */
+#define MAC_HALF_DUPLX_CTRL_JAMIPG_MASK  0xf     /* mode. In unit of 8-bit time */
+
+/* Maximum Frame Length Control Register   */
+#define REG_MTU                         0x149c
+
+/* Wake-On-Lan control register */
+#define REG_WOL_CTRL                    0x14a0
+#define WOL_PATTERN_EN                  0x00000001
+#define WOL_PATTERN_PME_EN              0x00000002
+#define WOL_MAGIC_EN                    0x00000004
+#define WOL_MAGIC_PME_EN                0x00000008
+#define WOL_LINK_CHG_EN                 0x00000010
+#define WOL_LINK_CHG_PME_EN             0x00000020
+#define WOL_PATTERN_ST                  0x00000100
+#define WOL_MAGIC_ST                    0x00000200
+#define WOL_LINKCHG_ST                  0x00000400
+#define WOL_CLK_SWITCH_EN               0x00008000
+#define WOL_PT0_EN                      0x00010000
+#define WOL_PT1_EN                      0x00020000
+#define WOL_PT2_EN                      0x00040000
+#define WOL_PT3_EN                      0x00080000
+#define WOL_PT4_EN                      0x00100000
+#define WOL_PT5_EN                      0x00200000
+#define WOL_PT6_EN                      0x00400000
+
+/* WOL Length ( 2 DWORD ) */
+#define REG_WOL_PATTERN_LEN             0x14a4
+#define WOL_PT_LEN_MASK                 0x7f
+#define WOL_PT0_LEN_SHIFT               0
+#define WOL_PT1_LEN_SHIFT               8
+#define WOL_PT2_LEN_SHIFT               16
+#define WOL_PT3_LEN_SHIFT               24
+#define WOL_PT4_LEN_SHIFT               0
+#define WOL_PT5_LEN_SHIFT               8
+#define WOL_PT6_LEN_SHIFT               16
+
+/* Internal SRAM Partition Register */
+#define RFDX_HEAD_ADDR_MASK             0x03FF
+#define RFDX_HARD_ADDR_SHIFT            0
+#define RFDX_TAIL_ADDR_MASK             0x03FF
+#define RFDX_TAIL_ADDR_SHIFT            16
+
+#define REG_SRAM_RFD0_INFO              0x1500
+#define REG_SRAM_RFD1_INFO              0x1504
+#define REG_SRAM_RFD2_INFO              0x1508
+#define REG_SRAM_RFD3_INFO              0x150C
+
+#define REG_RFD_NIC_LEN                 0x1510 /* In 8-bytes */
+#define RFD_NIC_LEN_MASK                0x03FF
+
+#define REG_SRAM_TRD_ADDR               0x1518
+#define TPD_HEAD_ADDR_MASK              0x03FF
+#define TPD_HEAD_ADDR_SHIFT             0
+#define TPD_TAIL_ADDR_MASK              0x03FF
+#define TPD_TAIL_ADDR_SHIFT             16
+
+#define REG_SRAM_TRD_LEN                0x151C /* In 8-bytes */
+#define TPD_NIC_LEN_MASK                0x03FF
+
+#define REG_SRAM_RXF_ADDR               0x1520
+#define REG_SRAM_RXF_LEN                0x1524
+#define REG_SRAM_TXF_ADDR               0x1528
+#define REG_SRAM_TXF_LEN                0x152C
+#define REG_SRAM_TCPH_ADDR              0x1530
+#define REG_SRAM_PKTH_ADDR              0x1532
+
+/*
+ * Load Ptr Register
+ * Software sets this bit after the initialization of the head and tail */
+#define REG_LOAD_PTR                    0x1534
+
+/*
+ * addresses of all descriptors, as well as the following descriptor
+ * control register, which triggers each function block to load the head
+ * pointer to prepare for the operation. This bit is then self-cleared
+ * after one cycle.
+ */
+#define REG_RX_BASE_ADDR_HI             0x1540
+#define REG_TX_BASE_ADDR_HI             0x1544
+#define REG_SMB_BASE_ADDR_HI            0x1548
+#define REG_SMB_BASE_ADDR_LO            0x154C
+#define REG_RFD0_HEAD_ADDR_LO           0x1550
+#define REG_RFD1_HEAD_ADDR_LO           0x1554
+#define REG_RFD2_HEAD_ADDR_LO           0x1558
+#define REG_RFD3_HEAD_ADDR_LO           0x155C
+#define REG_RFD_RING_SIZE               0x1560
+#define RFD_RING_SIZE_MASK              0x0FFF
+#define REG_RX_BUF_SIZE                 0x1564
+#define RX_BUF_SIZE_MASK                0xFFFF
+#define REG_RRD0_HEAD_ADDR_LO           0x1568
+#define REG_RRD1_HEAD_ADDR_LO           0x156C
+#define REG_RRD2_HEAD_ADDR_LO           0x1570
+#define REG_RRD3_HEAD_ADDR_LO           0x1574
+#define REG_RRD_RING_SIZE               0x1578
+#define RRD_RING_SIZE_MASK              0x0FFF
+#define REG_HTPD_HEAD_ADDR_LO           0x157C
+#define REG_NTPD_HEAD_ADDR_LO           0x1580
+#define REG_TPD_RING_SIZE               0x1584
+#define TPD_RING_SIZE_MASK              0xFFFF
+#define REG_CMB_BASE_ADDR_LO            0x1588
+
+/* RSS about */
+#define REG_RSS_KEY0                    0x14B0
+#define REG_RSS_KEY1                    0x14B4
+#define REG_RSS_KEY2                    0x14B8
+#define REG_RSS_KEY3                    0x14BC
+#define REG_RSS_KEY4                    0x14C0
+#define REG_RSS_KEY5                    0x14C4
+#define REG_RSS_KEY6                    0x14C8
+#define REG_RSS_KEY7                    0x14CC
+#define REG_RSS_KEY8                    0x14D0
+#define REG_RSS_KEY9                    0x14D4
+#define REG_IDT_TABLE0                  0x14E0
+#define REG_IDT_TABLE1                  0x14E4
+#define REG_IDT_TABLE2                  0x14E8
+#define REG_IDT_TABLE3                  0x14EC
+#define REG_IDT_TABLE4                  0x14F0
+#define REG_IDT_TABLE5                  0x14F4
+#define REG_IDT_TABLE6                  0x14F8
+#define REG_IDT_TABLE7                  0x14FC
+#define REG_IDT_TABLE                   REG_IDT_TABLE0
+#define REG_RSS_HASH_VALUE              0x15B0
+#define REG_RSS_HASH_FLAG               0x15B4
+#define REG_BASE_CPU_NUMBER             0x15B8
+
+/* TXQ Control Register */
+#define REG_TXQ_CTRL                    0x1590
+#define TXQ_NUM_TPD_BURST_MASK          0xF
+#define TXQ_NUM_TPD_BURST_SHIFT         0
+#define TXQ_CTRL_IP_OPTION_EN           0x10
+#define TXQ_CTRL_EN                     0x20
+#define TXQ_CTRL_ENH_MODE               0x40
+#define TXQ_CTRL_LS_8023_EN             0x80
+#define TXQ_TXF_BURST_NUM_SHIFT         16
+#define TXQ_TXF_BURST_NUM_MASK          0xFFFF
+
+/* Jumbo packet Threshold for task offload */
+#define REG_TX_TSO_OFFLOAD_THRESH       0x1594 /* In 8-bytes */
+#define TX_TSO_OFFLOAD_THRESH_MASK      0x07FF
+
+#define REG_TXF_WATER_MARK              0x1598 /* In 8-bytes */
+#define TXF_WATER_MARK_MASK             0x0FFF
+#define TXF_LOW_WATER_MARK_SHIFT        0
+#define TXF_HIGH_WATER_MARK_SHIFT       16
+#define TXQ_CTRL_BURST_MODE_EN          0x80000000
+
+#define REG_THRUPUT_MON_CTRL            0x159C
+#define THRUPUT_MON_RATE_MASK           0x3
+#define THRUPUT_MON_RATE_SHIFT          0
+#define THRUPUT_MON_EN                  0x80
+
+/* RXQ Control Register */
+#define REG_RXQ_CTRL                    0x15A0
+#define ASPM_THRUPUT_LIMIT_MASK         0x3
+#define ASPM_THRUPUT_LIMIT_SHIFT        0
+#define ASPM_THRUPUT_LIMIT_NO           0x00
+#define ASPM_THRUPUT_LIMIT_1M           0x01
+#define ASPM_THRUPUT_LIMIT_10M          0x02
+#define ASPM_THRUPUT_LIMIT_100M         0x04
+#define RXQ1_CTRL_EN                    0x10
+#define RXQ2_CTRL_EN                    0x20
+#define RXQ3_CTRL_EN                    0x40
+#define IPV6_CHKSUM_CTRL_EN             0x80
+#define RSS_HASH_BITS_MASK              0x00FF
+#define RSS_HASH_BITS_SHIFT             8
+#define RSS_HASH_IPV4                   0x10000
+#define RSS_HASH_IPV4_TCP               0x20000
+#define RSS_HASH_IPV6                   0x40000
+#define RSS_HASH_IPV6_TCP               0x80000
+#define RXQ_RFD_BURST_NUM_MASK          0x003F
+#define RXQ_RFD_BURST_NUM_SHIFT         20
+#define RSS_MODE_MASK                   0x0003
+#define RSS_MODE_SHIFT                  26
+#define RSS_NIP_QUEUE_SEL_MASK          0x1
+#define RSS_NIP_QUEUE_SEL_SHIFT         28
+#define RRS_HASH_CTRL_EN                0x20000000
+#define RX_CUT_THRU_EN                  0x40000000
+#define RXQ_CTRL_EN                     0x80000000
+
+#define REG_RFD_FREE_THRESH             0x15A4
+#define RFD_FREE_THRESH_MASK            0x003F
+#define RFD_FREE_HI_THRESH_SHIFT        0
+#define RFD_FREE_LO_THRESH_SHIFT        6
+
+/* RXF flow control register */
+#define REG_RXQ_RXF_PAUSE_THRESH        0x15A8
+#define RXQ_RXF_PAUSE_TH_HI_SHIFT       0
+#define RXQ_RXF_PAUSE_TH_HI_MASK        0x0FFF
+#define RXQ_RXF_PAUSE_TH_LO_SHIFT       16
+#define RXQ_RXF_PAUSE_TH_LO_MASK        0x0FFF
+
+#define REG_RXD_DMA_CTRL                0x15AC
+#define RXD_DMA_THRESH_MASK             0x0FFF  /* In 8-bytes */
+#define RXD_DMA_THRESH_SHIFT            0
+#define RXD_DMA_DOWN_TIMER_MASK         0xFFFF
+#define RXD_DMA_DOWN_TIMER_SHIFT        16
+
+/* DMA Engine Control Register */
+#define REG_DMA_CTRL                    0x15C0
+#define DMA_CTRL_DMAR_IN_ORDER          0x1
+#define DMA_CTRL_DMAR_ENH_ORDER         0x2
+#define DMA_CTRL_DMAR_OUT_ORDER         0x4
+#define DMA_CTRL_RCB_VALUE              0x8
+#define DMA_CTRL_DMAR_BURST_LEN_MASK    0x0007
+#define DMA_CTRL_DMAR_BURST_LEN_SHIFT   4
+#define DMA_CTRL_DMAW_BURST_LEN_MASK    0x0007
+#define DMA_CTRL_DMAW_BURST_LEN_SHIFT   7
+#define DMA_CTRL_DMAR_REQ_PRI           0x400
+#define DMA_CTRL_DMAR_DLY_CNT_MASK      0x001F
+#define DMA_CTRL_DMAR_DLY_CNT_SHIFT     11
+#define DMA_CTRL_DMAW_DLY_CNT_MASK      0x000F
+#define DMA_CTRL_DMAW_DLY_CNT_SHIFT     16
+#define DMA_CTRL_CMB_EN                 0x100000
+#define DMA_CTRL_SMB_EN                 0x200000
+#define DMA_CTRL_CMB_NOW                0x400000
+#define MAC_CTRL_SMB_DIS                0x1000000
+#define DMA_CTRL_SMB_NOW                0x80000000
+
+/* CMB/SMB Control Register */
+#define REG_SMB_STAT_TIMER              0x15C4  /* 2us resolution */
+#define SMB_STAT_TIMER_MASK             0xFFFFFF
+#define REG_CMB_TPD_THRESH              0x15C8
+#define CMB_TPD_THRESH_MASK             0xFFFF
+#define REG_CMB_TX_TIMER                0x15CC  /* 2us resolution */
+#define CMB_TX_TIMER_MASK               0xFFFF
+
+/* Mail box */
+#define MB_RFDX_PROD_IDX_MASK           0xFFFF
+#define REG_MB_RFD0_PROD_IDX            0x15E0
+#define REG_MB_RFD1_PROD_IDX            0x15E4
+#define REG_MB_RFD2_PROD_IDX            0x15E8
+#define REG_MB_RFD3_PROD_IDX            0x15EC
+
+#define MB_PRIO_PROD_IDX_MASK           0xFFFF
+#define REG_MB_PRIO_PROD_IDX            0x15F0
+#define MB_HTPD_PROD_IDX_SHIFT          0
+#define MB_NTPD_PROD_IDX_SHIFT          16
+
+#define MB_PRIO_CONS_IDX_MASK           0xFFFF
+#define REG_MB_PRIO_CONS_IDX            0x15F4
+#define MB_HTPD_CONS_IDX_SHIFT          0
+#define MB_NTPD_CONS_IDX_SHIFT          16
+
+#define REG_MB_RFD01_CONS_IDX           0x15F8
+#define MB_RFD0_CONS_IDX_MASK           0x0000FFFF
+#define MB_RFD1_CONS_IDX_MASK           0xFFFF0000
+#define REG_MB_RFD23_CONS_IDX           0x15FC
+#define MB_RFD2_CONS_IDX_MASK           0x0000FFFF
+#define MB_RFD3_CONS_IDX_MASK           0xFFFF0000
+
+/* Interrupt Status Register */
+#define REG_ISR                         0x1600
+#define ISR_SMB                         0x00000001
+#define ISR_TIMER                       0x00000002
+/*
+ * Software manual interrupt, for debug. Set when SW_MAN_INT_EN is set
+ * in Table 51 Selene Master Control Register (Offset 0x1400).
+ */
+#define ISR_MANUAL                      0x00000004
+#define ISR_HW_RXF_OV                   0x00000008 /* RXF overflow interrupt */
+#define ISR_RFD0_UR                     0x00000010 /* RFD0 under run */
+#define ISR_RFD1_UR                     0x00000020
+#define ISR_RFD2_UR                     0x00000040
+#define ISR_RFD3_UR                     0x00000080
+#define ISR_TXF_UR                      0x00000100
+#define ISR_DMAR_TO_RST                 0x00000200
+#define ISR_DMAW_TO_RST                 0x00000400
+#define ISR_TX_CREDIT                   0x00000800
+#define ISR_GPHY                        0x00001000
+/* GPHY low power state interrupt */
+#define ISR_GPHY_LPW                    0x00002000
+#define ISR_TXQ_TO_RST                  0x00004000
+#define ISR_TX_PKT                      0x00008000
+#define ISR_RX_PKT_0                    0x00010000
+#define ISR_RX_PKT_1                    0x00020000
+#define ISR_RX_PKT_2                    0x00040000
+#define ISR_RX_PKT_3                    0x00080000
+#define ISR_MAC_RX                      0x00100000
+#define ISR_MAC_TX                      0x00200000
+#define ISR_UR_DETECTED                 0x00400000
+#define ISR_FERR_DETECTED               0x00800000
+#define ISR_NFERR_DETECTED              0x01000000
+#define ISR_CERR_DETECTED               0x02000000
+#define ISR_PHY_LINKDOWN                0x04000000
+#define ISR_DIS_INT                     0x80000000
+
+/* Interrupt Mask Register */
+#define REG_IMR                         0x1604
+
+#define IMR_NORMAL_MASK         (\
+                ISR_MANUAL      |\
+                ISR_HW_RXF_OV   |\
+                ISR_RFD0_UR     |\
+                ISR_TXF_UR      |\
+                ISR_DMAR_TO_RST |\
+                ISR_TXQ_TO_RST  |\
+                ISR_DMAW_TO_RST |\
+                ISR_GPHY        |\
+                ISR_TX_PKT      |\
+                ISR_RX_PKT_0    |\
+                ISR_GPHY_LPW    |\
+                ISR_PHY_LINKDOWN)
+
+#define ISR_RX_PKT      (\
+        ISR_RX_PKT_0    |\
+        ISR_RX_PKT_1    |\
+        ISR_RX_PKT_2    |\
+        ISR_RX_PKT_3)
+
+#define ISR_OVER        (\
+        ISR_RFD0_UR     |\
+        ISR_RFD1_UR     |\
+        ISR_RFD2_UR     |\
+        ISR_RFD3_UR     |\
+        ISR_HW_RXF_OV   |\
+        ISR_TXF_UR)
+
+#define ISR_ERROR       (\
+        ISR_DMAR_TO_RST |\
+        ISR_TXQ_TO_RST  |\
+        ISR_DMAW_TO_RST |\
+        ISR_PHY_LINKDOWN)
+
+#define REG_INT_RETRIG_TIMER            0x1608
+#define INT_RETRIG_TIMER_MASK           0xFFFF
+
+#define REG_HDS_CTRL                    0x160C
+#define HDS_CTRL_EN                     0x0001
+#define HDS_CTRL_BACKFILLSIZE_SHIFT     8
+#define HDS_CTRL_BACKFILLSIZE_MASK      0x0FFF
+#define HDS_CTRL_MAX_HDRSIZE_SHIFT      20
+#define HDS_CTRL_MAC_HDRSIZE_MASK       0x0FFF
+
+#define REG_MAC_RX_STATUS_BIN           0x1700
+#define REG_MAC_RX_STATUS_END           0x175c
+#define REG_MAC_TX_STATUS_BIN           0x1760
+#define REG_MAC_TX_STATUS_END           0x17c0
+
+/* DEBUG ADDR */
+#define REG_DEBUG_DATA0                 0x1900
+#define REG_DEBUG_DATA1                 0x1904
+
+/* PHY Control Register */
+#define MII_BMCR                        0x00
+#define BMCR_SPEED_SELECT_MSB           0x0040  /* bits 6,13: 10=1000, 01=100, 00=10 */
+#define BMCR_COLL_TEST_ENABLE           0x0080  /* Collision test enable */
+#define BMCR_FULL_DUPLEX                0x0100  /* FDX =1, half duplex =0 */
+#define BMCR_RESTART_AUTO_NEG           0x0200  /* Restart auto negotiation */
+#define BMCR_ISOLATE                    0x0400  /* Isolate PHY from MII */
+#define BMCR_POWER_DOWN                 0x0800  /* Power down */
+#define BMCR_AUTO_NEG_EN                0x1000  /* Auto Neg Enable */
+#define BMCR_SPEED_SELECT_LSB           0x2000  /* bits 6,13: 10=1000, 01=100, 00=10 */
+#define BMCR_LOOPBACK                   0x4000  /* 0 = normal, 1 = loopback */
+#define BMCR_RESET                      0x8000  /* 0 = normal, 1 = PHY reset */
+#define BMCR_SPEED_MASK                 0x2040
+#define BMCR_SPEED_1000                 0x0040
+#define BMCR_SPEED_100                  0x2000
+#define BMCR_SPEED_10                   0x0000
+
+/* PHY Status Register */
+#define MII_BMSR                        0x01
+#define BMMSR_EXTENDED_CAPS             0x0001  /* Extended register capabilities */
+#define BMSR_JABBER_DETECT              0x0002  /* Jabber Detected */
+#define BMSR_LINK_STATUS                0x0004  /* Link Status 1 = link */
+#define BMSR_AUTONEG_CAPS               0x0008  /* Auto Neg Capable */
+#define BMSR_REMOTE_FAULT               0x0010  /* Remote Fault Detect */
+#define BMSR_AUTONEG_COMPLETE           0x0020  /* Auto Neg Complete */
+#define BMSR_PREAMBLE_SUPPRESS          0x0040  /* Preamble may be suppressed */
+#define BMSR_EXTENDED_STATUS            0x0100  /* Ext. status info in Reg 0x0F */
+#define BMSR_100T2_HD_CAPS              0x0200  /* 100T2 Half Duplex Capable */
+#define BMSR_100T2_FD_CAPS              0x0400  /* 100T2 Full Duplex Capable */
+#define BMSR_10T_HD_CAPS                0x0800  /* 10T   Half Duplex Capable */
+#define BMSR_10T_FD_CAPS                0x1000  /* 10T   Full Duplex Capable */
+#define BMSR_100X_HD_CAPS               0x2000  /* 100X  Half Duplex Capable */
+#define BMMII_SR_100X_FD_CAPS           0x4000  /* 100X  Full Duplex Capable */
+#define BMMII_SR_100T4_CAPS             0x8000  /* 100T4 Capable */
+
+#define MII_PHYSID1                     0x02
+#define MII_PHYSID2                     0x03
+
+/* Autoneg Advertisement Register */
+#define MII_ADVERTISE                   0x04
+#define ADVERTISE_SPEED_MASK            0x01E0
+#define ADVERTISE_DEFAULT_CAP           0x0DE0
+
+/* 1000BASE-T Control Register */
+#define MII_GIGA_CR                     0x09
+#define GIGA_CR_1000T_REPEATER_DTE      0x0400  /* 1=Repeater/switch device port 0=DTE device */
+
+#define GIGA_CR_1000T_MS_VALUE          0x0800  /* 1=Configure PHY as Master 0=Configure PHY as Slave */
+#define GIGA_CR_1000T_MS_ENABLE         0x1000  /* 1=Master/Slave manual config value 0=Automatic Master/Slave config */
+#define GIGA_CR_1000T_TEST_MODE_NORMAL  0x0000  /* Normal Operation */
+#define GIGA_CR_1000T_TEST_MODE_1       0x2000  /* Transmit Waveform test */
+#define GIGA_CR_1000T_TEST_MODE_2       0x4000  /* Master Transmit Jitter test */
+#define GIGA_CR_1000T_TEST_MODE_3       0x6000  /* Slave Transmit Jitter test */
+#define GIGA_CR_1000T_TEST_MODE_4       0x8000  /* Transmitter Distortion test */
+#define GIGA_CR_1000T_SPEED_MASK        0x0300
+#define GIGA_CR_1000T_DEFAULT_CAP       0x0300
+
+/* PHY Specific Status Register */
+#define MII_GIGA_PSSR                   0x11
+#define GIGA_PSSR_SPD_DPLX_RESOLVED     0x0800  /* 1=Speed & Duplex resolved */
+#define GIGA_PSSR_DPLX                  0x2000  /* 1=Duplex 0=Half Duplex */
+#define GIGA_PSSR_SPEED                 0xC000  /* Speed, bits 14:15 */
+#define GIGA_PSSR_10MBS                 0x0000  /* 00=10Mbs */
+#define GIGA_PSSR_100MBS                0x4000  /* 01=100Mbs */
+#define GIGA_PSSR_1000MBS               0x8000  /* 10=1000Mbs */
+
+/* PHY Interrupt Enable Register */
+#define MII_IER                         0x12
+#define IER_LINK_UP                     0x0400
+#define IER_LINK_DOWN                   0x0800
+
+/* PHY Interrupt Status Register */
+#define MII_ISR                         0x13
+#define ISR_LINK_UP                     0x0400
+#define ISR_LINK_DOWN                   0x0800
+
+/* Cable-Detect-Test Control Register */
+#define MII_CDTC                        0x16
+#define CDTC_EN_OFF                     0   /* sc */
+#define CDTC_EN_BITS                    1
+#define CDTC_PAIR_OFF                   8
+#define CDTC_PAIR_BIT                   2
+
+/* Cable-Detect-Test Status Register */
+#define MII_CDTS                        0x1C
+#define CDTS_STATUS_OFF                 8
+#define CDTS_STATUS_BITS                2
+#define CDTS_STATUS_NORMAL              0
+#define CDTS_STATUS_SHORT               1
+#define CDTS_STATUS_OPEN                2
+#define CDTS_STATUS_INVALID             3
+
+#define MII_DBG_ADDR                    0x1D
+#define MII_DBG_DATA                    0x1E
+
+#define MII_ANA_CTRL_0                  0x0
+#define ANA_RESTART_CAL                 0x0001
+#define ANA_MANUL_SWICH_ON_SHIFT        0x1
+#define ANA_MANUL_SWICH_ON_MASK         0xF
+#define ANA_MAN_ENABLE                  0x0020
+#define ANA_SEL_HSP                     0x0040
+#define ANA_EN_HB                       0x0080
+#define ANA_EN_HBIAS                    0x0100
+#define ANA_OEN_125M                    0x0200
+#define ANA_EN_LCKDT                    0x0400
+#define ANA_LCKDT_PHY                   0x0800
+#define ANA_AFE_MODE                    0x1000
+#define ANA_VCO_SLOW                    0x2000
+#define ANA_VCO_FAST                    0x4000
+#define ANA_SEL_CLK125M_DSP             0x8000
+
+#define MII_ANA_CTRL_4                  0x4
+#define ANA_IECHO_ADJ_MASK              0xF
+#define ANA_IECHO_ADJ_3_SHIFT           0
+#define ANA_IECHO_ADJ_2_SHIFT           4
+#define ANA_IECHO_ADJ_1_SHIFT           8
+#define ANA_IECHO_ADJ_0_SHIFT           12
+
+#define MII_ANA_CTRL_5                  0x5
+#define ANA_SERDES_CDR_BW_SHIFT         0
+#define ANA_SERDES_CDR_BW_MASK          0x3
+#define ANA_MS_PAD_DBG                  0x0004
+#define ANA_SPEEDUP_DBG                 0x0008
+#define ANA_SERDES_TH_LOS_SHIFT         4
+#define ANA_SERDES_TH_LOS_MASK          0x3
+#define ANA_SERDES_EN_DEEM              0x0040
+#define ANA_SERDES_TXELECIDLE           0x0080
+#define ANA_SERDES_BEACON               0x0100
+#define ANA_SERDES_HALFTXDR             0x0200
+#define ANA_SERDES_SEL_HSP              0x0400
+#define ANA_SERDES_EN_PLL               0x0800
+#define ANA_SERDES_EN                   0x1000
+#define ANA_SERDES_EN_LCKDT             0x2000
+
+#define MII_ANA_CTRL_11                 0xB
+#define ANA_PS_HIB_EN                   0x8000
+
+#define MII_ANA_CTRL_18                 0x12
+#define ANA_TEST_MODE_10BT_01SHIFT      0
+#define ANA_TEST_MODE_10BT_01MASK       0x3
+#define ANA_LOOP_SEL_10BT               0x0004
+#define ANA_RGMII_MODE_SW               0x0008
+#define ANA_EN_LONGECABLE               0x0010
+#define ANA_TEST_MODE_10BT_2            0x0020
+#define ANA_EN_10BT_IDLE                0x0400
+#define ANA_EN_MASK_TB                  0x0800
+#define ANA_TRIGGER_SEL_TIMER_SHIFT     12
+#define ANA_TRIGGER_SEL_TIMER_MASK      0x3
+#define ANA_INTERVAL_SEL_TIMER_SHIFT    14
+#define ANA_INTERVAL_SEL_TIMER_MASK     0x3
+
+#define MII_ANA_CTRL_41                 0x29
+#define ANA_TOP_PS_EN                   0x8000
+
+#define MII_ANA_CTRL_54                 0x36
+#define ANA_LONG_CABLE_TH_100_SHIFT     0
+#define ANA_LONG_CABLE_TH_100_MASK      0x3F
+#define ANA_DESERVED                    0x0040
+#define ANA_EN_LIT_CH                   0x0080
+#define ANA_SHORT_CABLE_TH_100_SHIFT    8
+#define ANA_SHORT_CABLE_TH_100_MASK     0x3F
+#define ANA_BP_BAD_LINK_ACCUM           0x4000
+#define ANA_BP_SMALL_BW                 0x8000
+
+#endif /*_ATL1C_HW_H_*/
diff --git a/drivers/net/atl1c/atl1c_main.c b/drivers/net/atl1c/atl1c_main.c
new file mode 100644
index 000000000000..deb7b53167ee
--- /dev/null
+++ b/drivers/net/atl1c/atl1c_main.c
@@ -0,0 +1,2797 @@
+/*
+ * Copyright(c) 2008 - 2009 Atheros Corporation. All rights reserved.
+ *
+ * Derived from Intel e1000 driver
+ * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#include "atl1c.h"
+
+#define ATL1C_DRV_VERSION "1.0.0.1-NAPI"
+char atl1c_driver_name[] = "atl1c";
+char atl1c_driver_version[] = ATL1C_DRV_VERSION;
+#define PCI_DEVICE_ID_ATTANSIC_L2C      0x1062
+#define PCI_DEVICE_ID_ATTANSIC_L1C      0x1063
+/*
+ * atl1c_pci_tbl - PCI Device ID Table
+ *
+ * Wildcard entries (PCI_ANY_ID) should come last
+ * Last entry must be all 0s
+ *
+ * { Vendor ID, Device ID, SubVendor ID, SubDevice ID,
+ *   Class, Class Mask, private data (not used) }
+ */
+static struct pci_device_id atl1c_pci_tbl[] = {
+        {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATTANSIC_L1C)},
+        {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATTANSIC_L2C)},
+        /* required last entry */
+        { 0 }
+};
+MODULE_DEVICE_TABLE(pci, atl1c_pci_tbl);
+
+MODULE_AUTHOR("Jie Yang <jie.yang@atheros.com>");
+MODULE_DESCRIPTION("Atheros 1000M Ethernet Network Driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(ATL1C_DRV_VERSION);
+
+static int atl1c_stop_mac(struct atl1c_hw *hw);
+static void atl1c_enable_rx_ctrl(struct atl1c_hw *hw);
+static void atl1c_enable_tx_ctrl(struct atl1c_hw *hw);
+static void atl1c_disable_l0s_l1(struct atl1c_hw *hw);
+static void atl1c_set_aspm(struct atl1c_hw *hw, bool linkup);
+static void atl1c_setup_mac_ctrl(struct atl1c_adapter *adapter);
+static void atl1c_clean_rx_irq(struct atl1c_adapter *adapter, u8 que,
+                   int *work_done, int work_to_do);
+
+static const u16 atl1c_pay_load_size[] = {
+        128, 256, 512, 1024, 2048, 4096,
+};
+
+static const u16 atl1c_rfd_prod_idx_regs[AT_MAX_RECEIVE_QUEUE] =
+{
+        REG_MB_RFD0_PROD_IDX,
+        REG_MB_RFD1_PROD_IDX,
+        REG_MB_RFD2_PROD_IDX,
+        REG_MB_RFD3_PROD_IDX
+};
+
+static const u16 atl1c_rfd_addr_lo_regs[AT_MAX_RECEIVE_QUEUE] =
+{
+        REG_RFD0_HEAD_ADDR_LO,
+        REG_RFD1_HEAD_ADDR_LO,
+        REG_RFD2_HEAD_ADDR_LO,
+        REG_RFD3_HEAD_ADDR_LO
+};
+
+static const u16 atl1c_rrd_addr_lo_regs[AT_MAX_RECEIVE_QUEUE] =
+{
+        REG_RRD0_HEAD_ADDR_LO,
+        REG_RRD1_HEAD_ADDR_LO,
+        REG_RRD2_HEAD_ADDR_LO,
+        REG_RRD3_HEAD_ADDR_LO
+};
+
+static const u32 atl1c_default_msg = NETIF_MSG_DRV | NETIF_MSG_PROBE |
+        NETIF_MSG_LINK | NETIF_MSG_TIMER | NETIF_MSG_IFDOWN | NETIF_MSG_IFUP;
+
+/*
+ * atl1c_init_pcie - init PCIE module
+ */
+static void atl1c_reset_pcie(struct atl1c_hw *hw, u32 flag)
+{
+        u32 data;
+        u32 pci_cmd;
+        struct pci_dev *pdev = hw->adapter->pdev;
+
+        AT_READ_REG(hw, PCI_COMMAND, &pci_cmd);
+        pci_cmd &= ~PCI_COMMAND_INTX_DISABLE;
+        pci_cmd |= (PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER |
+                PCI_COMMAND_IO);
+        AT_WRITE_REG(hw, PCI_COMMAND, pci_cmd);
+
+        /*
+         * Clear any PowerSaveing Settings
+         */
+        pci_enable_wake(pdev, PCI_D3hot, 0);
+        pci_enable_wake(pdev, PCI_D3cold, 0);
+
+        /*
+         * Mask some pcie error bits
+         */
+        AT_READ_REG(hw, REG_PCIE_UC_SEVERITY, &data);
+        data &= ~PCIE_UC_SERVRITY_DLP;
+        data &= ~PCIE_UC_SERVRITY_FCP;
+        AT_WRITE_REG(hw, REG_PCIE_UC_SEVERITY, data);
+
+        if (flag & ATL1C_PCIE_L0S_L1_DISABLE)
+                atl1c_disable_l0s_l1(hw);
+        if (flag & ATL1C_PCIE_PHY_RESET)
+                AT_WRITE_REG(hw, REG_GPHY_CTRL, GPHY_CTRL_DEFAULT);
+        else
+                AT_WRITE_REG(hw, REG_GPHY_CTRL,
+                        GPHY_CTRL_DEFAULT | GPHY_CTRL_EXT_RESET);
+
+        msleep(1);
+}
+
+/*
+ * atl1c_irq_enable - Enable default interrupt generation settings
+ * @adapter: board private structure
+ */
+static inline void atl1c_irq_enable(struct atl1c_adapter *adapter)
+{
+        if (likely(atomic_dec_and_test(&adapter->irq_sem))) {
+                AT_WRITE_REG(&adapter->hw, REG_ISR, 0x7FFFFFFF);
+                AT_WRITE_REG(&adapter->hw, REG_IMR, adapter->hw.intr_mask);
+                AT_WRITE_FLUSH(&adapter->hw);
+        }
+}
+
+/*
+ * atl1c_irq_disable - Mask off interrupt generation on the NIC
+ * @adapter: board private structure
+ */
+static inline void atl1c_irq_disable(struct atl1c_adapter *adapter)
+{
+        atomic_inc(&adapter->irq_sem);
+        AT_WRITE_REG(&adapter->hw, REG_IMR, 0);
+        AT_WRITE_FLUSH(&adapter->hw);
+        synchronize_irq(adapter->pdev->irq);
+}
+
+/*
+ * atl1c_irq_reset - reset interrupt confiure on the NIC
+ * @adapter: board private structure
+ */
+static inline void atl1c_irq_reset(struct atl1c_adapter *adapter)
+{
+        atomic_set(&adapter->irq_sem, 1);
+        atl1c_irq_enable(adapter);
+}
+
+/*
+ * atl1c_phy_config - Timer Call-back
+ * @data: pointer to netdev cast into an unsigned long
+ */
+static void atl1c_phy_config(unsigned long data)
+{
+        struct atl1c_adapter *adapter = (struct atl1c_adapter *) data;
+        struct atl1c_hw *hw = &adapter->hw;
+        unsigned long flags;
+
+        spin_lock_irqsave(&adapter->mdio_lock, flags);
+        atl1c_restart_autoneg(hw);
+        spin_unlock_irqrestore(&adapter->mdio_lock, flags);
+}
+
+void atl1c_reinit_locked(struct atl1c_adapter *adapter)
+{
+
+        WARN_ON(in_interrupt());
+        atl1c_down(adapter);
+        atl1c_up(adapter);
+        clear_bit(__AT_RESETTING, &adapter->flags);
+}
+
+static void atl1c_reset_task(struct work_struct *work)
+{
+        struct atl1c_adapter *adapter;
+        struct net_device *netdev;
+
+        adapter = container_of(work, struct atl1c_adapter, reset_task);
+        netdev = adapter->netdev;
+
+        netif_device_detach(netdev);
+        atl1c_down(adapter);
+        atl1c_up(adapter);
+        netif_device_attach(netdev);
+}
+
+static void atl1c_check_link_status(struct atl1c_adapter *adapter)
+{
+        struct atl1c_hw *hw = &adapter->hw;
+        struct net_device *netdev = adapter->netdev;
+        struct pci_dev    *pdev   = adapter->pdev;
+        int err;
+        unsigned long flags;
+        u16 speed, duplex, phy_data;
+
+        spin_lock_irqsave(&adapter->mdio_lock, flags);
+        /* MII_BMSR must read twise */
+        atl1c_read_phy_reg(hw, MII_BMSR, &phy_data);
+        atl1c_read_phy_reg(hw, MII_BMSR, &phy_data);
+        spin_unlock_irqrestore(&adapter->mdio_lock, flags);
+
+        if ((phy_data & BMSR_LSTATUS) == 0) {
+                /* link down */
+                if (netif_carrier_ok(netdev)) {
+                        hw->hibernate = true;
+                        atl1c_set_aspm(hw, false);
+                        if (atl1c_stop_mac(hw) != 0)
+                                if (netif_msg_hw(adapter))
+                                        dev_warn(&pdev->dev,
+                                                "stop mac failed\n");
+                }
+                netif_carrier_off(netdev);
+        } else {
+                /* Link Up */
+                hw->hibernate = false;
+                spin_lock_irqsave(&adapter->mdio_lock, flags);
+                err = atl1c_get_speed_and_duplex(hw, &speed, &duplex);
+                spin_unlock_irqrestore(&adapter->mdio_lock, flags);
+                if (unlikely(err))
+                        return;
+                /* link result is our setting */
+                if (adapter->link_speed != speed ||
+                    adapter->link_duplex != duplex) {
+                        adapter->link_speed  = speed;
+                        adapter->link_duplex = duplex;
+                        atl1c_enable_tx_ctrl(hw);
+                        atl1c_enable_rx_ctrl(hw);
+                        atl1c_setup_mac_ctrl(adapter);
+                        atl1c_set_aspm(hw, true);
+                        if (netif_msg_link(adapter))
+                                dev_info(&pdev->dev,
+                                        "%s: %s NIC Link is Up<%d Mbps %s>\n",
+                                        atl1c_driver_name, netdev->name,
+                                        adapter->link_speed,
+                                        adapter->link_duplex == FULL_DUPLEX ?
+                                        "Full Duplex" : "Half Duplex");
+                }
+                if (!netif_carrier_ok(netdev))
+                        netif_carrier_on(netdev);
+        }
+}
+
+/*
+ * atl1c_link_chg_task - deal with link change event Out of interrupt context
+ * @netdev: network interface device structure
+ */
+static void atl1c_link_chg_task(struct work_struct *work)
+{
+        struct atl1c_adapter *adapter;
+
+        adapter = container_of(work, struct atl1c_adapter, link_chg_task);
+        atl1c_check_link_status(adapter);
+}
+
+static void atl1c_link_chg_event(struct atl1c_adapter *adapter)
+{
+        struct net_device *netdev = adapter->netdev;
+        struct pci_dev    *pdev   = adapter->pdev;
+        u16 phy_data;
+        u16 link_up;
+
+        spin_lock(&adapter->mdio_lock);
+        atl1c_read_phy_reg(&adapter->hw, MII_BMSR, &phy_data);
+        atl1c_read_phy_reg(&adapter->hw, MII_BMSR, &phy_data);
+        spin_unlock(&adapter->mdio_lock);
+        link_up = phy_data & BMSR_LSTATUS;
+        /* notify upper layer link down ASAP */
+        if (!link_up) {
+                if (netif_carrier_ok(netdev)) {
+                        /* old link state: Up */
+                        netif_carrier_off(netdev);
+                        if (netif_msg_link(adapter))
+                                dev_info(&pdev->dev,
+                                        "%s: %s NIC Link is Down\n",
+                                        atl1c_driver_name, netdev->name);
+                        adapter->link_speed = SPEED_0;
+                }
+        }
+        schedule_work(&adapter->link_chg_task);
+}
+
+static void atl1c_del_timer(struct atl1c_adapter *adapter)
+{
+        del_timer_sync(&adapter->phy_config_timer);
+}
+
+static void atl1c_cancel_work(struct atl1c_adapter *adapter)
+{
+        cancel_work_sync(&adapter->reset_task);
+        cancel_work_sync(&adapter->link_chg_task);
+}
+
+/*
+ * atl1c_tx_timeout - Respond to a Tx Hang
+ * @netdev: network interface device structure
+ */
+static void atl1c_tx_timeout(struct net_device *netdev)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        /* Do the reset outside of interrupt context */
+        schedule_work(&adapter->reset_task);
+}
+
+/*
+ * atl1c_set_multi - Multicast and Promiscuous mode set
+ * @netdev: network interface device structure
+ *
+ * The set_multi entry point is called whenever the multicast address
+ * list or the network interface flags are updated.  This routine is
+ * responsible for configuring the hardware for proper multicast,
+ * promiscuous mode, and all-multi behavior.
+ */
+static void atl1c_set_multi(struct net_device *netdev)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct atl1c_hw *hw = &adapter->hw;
+        struct dev_mc_list *mc_ptr;
+        u32 mac_ctrl_data;
+        u32 hash_value;
+
+        /* Check for Promiscuous and All Multicast modes */
+        AT_READ_REG(hw, REG_MAC_CTRL, &mac_ctrl_data);
+
+        if (netdev->flags & IFF_PROMISC) {
+                mac_ctrl_data |= MAC_CTRL_PROMIS_EN;
+        } else if (netdev->flags & IFF_ALLMULTI) {
+                mac_ctrl_data |= MAC_CTRL_MC_ALL_EN;
+                mac_ctrl_data &= ~MAC_CTRL_PROMIS_EN;
+        } else {
+                mac_ctrl_data &= ~(MAC_CTRL_PROMIS_EN | MAC_CTRL_MC_ALL_EN);
+        }
+
+        AT_WRITE_REG(hw, REG_MAC_CTRL, mac_ctrl_data);
+
+        /* clear the old settings from the multicast hash table */
+        AT_WRITE_REG(hw, REG_RX_HASH_TABLE, 0);
+        AT_WRITE_REG_ARRAY(hw, REG_RX_HASH_TABLE, 1, 0);
+
+        /* comoute mc addresses' hash value ,and put it into hash table */
+        for (mc_ptr = netdev->mc_list; mc_ptr; mc_ptr = mc_ptr->next) {
+                hash_value = atl1c_hash_mc_addr(hw, mc_ptr->dmi_addr);
+                atl1c_hash_set(hw, hash_value);
+        }
+}
+
+static void atl1c_vlan_rx_register(struct net_device *netdev,
+                                   struct vlan_group *grp)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct pci_dev *pdev = adapter->pdev;
+        u32 mac_ctrl_data = 0;
+
+        if (netif_msg_pktdata(adapter))
+                dev_dbg(&pdev->dev, "atl1c_vlan_rx_register\n");
+
+        atl1c_irq_disable(adapter);
+
+        adapter->vlgrp = grp;
+        AT_READ_REG(&adapter->hw, REG_MAC_CTRL, &mac_ctrl_data);
+
+        if (grp) {
+                /* enable VLAN tag insert/strip */
+                mac_ctrl_data |= MAC_CTRL_RMV_VLAN;
+        } else {
+                /* disable VLAN tag insert/strip */
+                mac_ctrl_data &= ~MAC_CTRL_RMV_VLAN;
+        }
+
+        AT_WRITE_REG(&adapter->hw, REG_MAC_CTRL, mac_ctrl_data);
+        atl1c_irq_enable(adapter);
+}
+
+static void atl1c_restore_vlan(struct atl1c_adapter *adapter)
+{
+        struct pci_dev *pdev = adapter->pdev;
+
+        if (netif_msg_pktdata(adapter))
+                dev_dbg(&pdev->dev, "atl1c_restore_vlan !");
+        atl1c_vlan_rx_register(adapter->netdev, adapter->vlgrp);
+}
+/*
+ * atl1c_set_mac - Change the Ethernet Address of the NIC
+ * @netdev: network interface device structure
+ * @p: pointer to an address structure
+ *
+ * Returns 0 on success, negative on failure
+ */
+static int atl1c_set_mac_addr(struct net_device *netdev, void *p)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct sockaddr *addr = p;
+
+        if (!is_valid_ether_addr(addr->sa_data))
+                return -EADDRNOTAVAIL;
+
+        if (netif_running(netdev))
+                return -EBUSY;
+
+        memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
+        memcpy(adapter->hw.mac_addr, addr->sa_data, netdev->addr_len);
+
+        atl1c_hw_set_mac_addr(&adapter->hw);
+
+        return 0;
+}
+
+static void atl1c_set_rxbufsize(struct atl1c_adapter *adapter,
+                                struct net_device *dev)
+{
+        int mtu = dev->mtu;
+
+        adapter->rx_buffer_len = mtu > AT_RX_BUF_SIZE ?
+                roundup(mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN, 8) : AT_RX_BUF_SIZE;
+}
+/*
+ * atl1c_change_mtu - Change the Maximum Transfer Unit
+ * @netdev: network interface device structure
+ * @new_mtu: new value for maximum frame size
+ *
+ * Returns 0 on success, negative on failure
+ */
+static int atl1c_change_mtu(struct net_device *netdev, int new_mtu)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        int old_mtu   = netdev->mtu;
+        int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN;
+
+        if ((max_frame < ETH_ZLEN + ETH_FCS_LEN) ||
+                        (max_frame > MAX_JUMBO_FRAME_SIZE)) {
+                if (netif_msg_link(adapter))
+                        dev_warn(&adapter->pdev->dev, "invalid MTU setting\n");
+                return -EINVAL;
+        }
+        /* set MTU */
+        if (old_mtu != new_mtu && netif_running(netdev)) {
+                while (test_and_set_bit(__AT_RESETTING, &adapter->flags))
+                        msleep(1);
+                netdev->mtu = new_mtu;
+                adapter->hw.max_frame_size = new_mtu;
+                atl1c_set_rxbufsize(adapter, netdev);
+                atl1c_down(adapter);
+                atl1c_up(adapter);
+                clear_bit(__AT_RESETTING, &adapter->flags);
+                if (adapter->hw.ctrl_flags & ATL1C_FPGA_VERSION) {
+                        u32 phy_data;
+
+                        AT_READ_REG(&adapter->hw, 0x1414, &phy_data);
+                        phy_data |= 0x10000000;
+                        AT_WRITE_REG(&adapter->hw, 0x1414, phy_data);
+                }
+
+        }
+        return 0;
+}
+
+/*
+ *  caller should hold mdio_lock
+ */
+static int atl1c_mdio_read(struct net_device *netdev, int phy_id, int reg_num)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        u16 result;
+
+        atl1c_read_phy_reg(&adapter->hw, reg_num & MDIO_REG_ADDR_MASK, &result);
+        return result;
+}
+
+static void atl1c_mdio_write(struct net_device *netdev, int phy_id,
+                             int reg_num, int val)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        atl1c_write_phy_reg(&adapter->hw, reg_num & MDIO_REG_ADDR_MASK, val);
+}
+
+/*
+ * atl1c_mii_ioctl -
+ * @netdev:
+ * @ifreq:
+ * @cmd:
+ */
+static int atl1c_mii_ioctl(struct net_device *netdev,
+                           struct ifreq *ifr, int cmd)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct pci_dev *pdev = adapter->pdev;
+        struct mii_ioctl_data *data = if_mii(ifr);
+        unsigned long flags;
+        int retval = 0;
+
+        if (!netif_running(netdev))
+                return -EINVAL;
+
+        spin_lock_irqsave(&adapter->mdio_lock, flags);
+        switch (cmd) {
+        case SIOCGMIIPHY:
+                data->phy_id = 0;
+                break;
+
+        case SIOCGMIIREG:
+                if (!capable(CAP_NET_ADMIN)) {
+                        retval = -EPERM;
+                        goto out;
+                }
+                if (atl1c_read_phy_reg(&adapter->hw, data->reg_num & 0x1F,
+                                    &data->val_out)) {
+                        retval = -EIO;
+                        goto out;
+                }
+                break;
+
+        case SIOCSMIIREG:
+                if (!capable(CAP_NET_ADMIN)) {
+                        retval = -EPERM;
+                        goto out;
+                }
+                if (data->reg_num & ~(0x1F)) {
+                        retval = -EFAULT;
+                        goto out;
+                }
+
+                dev_dbg(&pdev->dev, "<atl1c_mii_ioctl> write %x %x",
+                                data->reg_num, data->val_in);
+                if (atl1c_write_phy_reg(&adapter->hw,
+                                     data->reg_num, data->val_in)) {
+                        retval = -EIO;
+                        goto out;
+                }
+                break;
+
+        default:
+                retval = -EOPNOTSUPP;
+                break;
+        }
+out:
+        spin_unlock_irqrestore(&adapter->mdio_lock, flags);
+        return retval;
+}
+
+/*
+ * atl1c_ioctl -
+ * @netdev:
+ * @ifreq:
+ * @cmd:
+ */
+static int atl1c_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
+{
+        switch (cmd) {
+        case SIOCGMIIPHY:
+        case SIOCGMIIREG:
+        case SIOCSMIIREG:
+                return atl1c_mii_ioctl(netdev, ifr, cmd);
+        default:
+                return -EOPNOTSUPP;
+        }
+}
+
+/*
+ * atl1c_alloc_queues - Allocate memory for all rings
+ * @adapter: board private structure to initialize
+ *
+ */
+static int __devinit atl1c_alloc_queues(struct atl1c_adapter *adapter)
+{
+        return 0;
+}
+
+static void atl1c_set_mac_type(struct atl1c_hw *hw)
+{
+        switch (hw->device_id) {
+        case PCI_DEVICE_ID_ATTANSIC_L2C:
+                hw->nic_type = athr_l2c;
+                break;
+
+        case PCI_DEVICE_ID_ATTANSIC_L1C:
+                hw->nic_type = athr_l1c;
+                break;
+
+        default:
+                break;
+        }
+}
+
+static int atl1c_setup_mac_funcs(struct atl1c_hw *hw)
+{
+        u32 phy_status_data;
+        u32 link_ctrl_data;
+
+        atl1c_set_mac_type(hw);
+        AT_READ_REG(hw, REG_PHY_STATUS, &phy_status_data);
+        AT_READ_REG(hw, REG_LINK_CTRL, &link_ctrl_data);
+
+        hw->ctrl_flags = ATL1C_INTR_CLEAR_ON_READ |
+                         ATL1C_INTR_MODRT_ENABLE  |
+                         ATL1C_RX_IPV6_CHKSUM     |
+                         ATL1C_TXQ_MODE_ENHANCE;
+        if (link_ctrl_data & LINK_CTRL_L0S_EN)
+                hw->ctrl_flags |= ATL1C_ASPM_L0S_SUPPORT;
+        if (link_ctrl_data & LINK_CTRL_L1_EN)
+                hw->ctrl_flags |= ATL1C_ASPM_L1_SUPPORT;
+
+        if (hw->nic_type == athr_l1c) {
+                hw->ctrl_flags |= ATL1C_ASPM_CTRL_MON;
+                hw->ctrl_flags |= ATL1C_LINK_CAP_1000M;
+        }
+        return 0;
+}
+/*
+ * atl1c_sw_init - Initialize general software structures (struct atl1c_adapter)
+ * @adapter: board private structure to initialize
+ *
+ * atl1c_sw_init initializes the Adapter private data structure.
+ * Fields are initialized based on PCI device information and
+ * OS network device settings (MTU size).
+ */
+static int __devinit atl1c_sw_init(struct atl1c_adapter *adapter)
+{
+        struct atl1c_hw *hw   = &adapter->hw;
+        struct pci_dev  *pdev = adapter->pdev;
+
+        adapter->wol = 0;
+        adapter->link_speed = SPEED_0;
+        adapter->link_duplex = FULL_DUPLEX;
+        adapter->num_rx_queues = AT_DEF_RECEIVE_QUEUE;
+        adapter->tpd_ring[0].count = 1024;
+        adapter->rfd_ring[0].count = 512;
+
+        hw->vendor_id = pdev->vendor;
+        hw->device_id = pdev->device;
+        hw->subsystem_vendor_id = pdev->subsystem_vendor;
+        hw->subsystem_id = pdev->subsystem_device;
+
+        /* before link up, we assume hibernate is true */
+        hw->hibernate = true;
+        hw->media_type = MEDIA_TYPE_AUTO_SENSOR;
+        if (atl1c_setup_mac_funcs(hw) != 0) {
+                dev_err(&pdev->dev, "set mac function pointers failed\n");
+                return -1;
+        }
+        hw->intr_mask = IMR_NORMAL_MASK;
+        hw->phy_configured = false;
+        hw->preamble_len = 7;
+        hw->max_frame_size = adapter->netdev->mtu;
+        if (adapter->num_rx_queues < 2) {
+                hw->rss_type = atl1c_rss_disable;
+                hw->rss_mode = atl1c_rss_mode_disable;
+        } else {
+                hw->rss_type = atl1c_rss_ipv4;
+                hw->rss_mode = atl1c_rss_mul_que_mul_int;
+                hw->rss_hash_bits = 16;
+        }
+        hw->autoneg_advertised = ADVERTISED_Autoneg;
+        hw->indirect_tab = 0xE4E4E4E4;
+        hw->base_cpu = 0;
+
+        hw->ict = 50000;                /* 100ms */
+        hw->smb_timer = 200000;         /* 400ms */
+        hw->cmb_tpd = 4;
+        hw->cmb_tx_timer = 1;           /* 2 us  */
+        hw->rx_imt = 200;
+        hw->tx_imt = 1000;
+
+        hw->tpd_burst = 5;
+        hw->rfd_burst = 8;
+        hw->dma_order = atl1c_dma_ord_out;
+        hw->dmar_block = atl1c_dma_req_1024;
+        hw->dmaw_block = atl1c_dma_req_1024;
+        hw->dmar_dly_cnt = 15;
+        hw->dmaw_dly_cnt = 4;
+
+        if (atl1c_alloc_queues(adapter)) {
+                dev_err(&pdev->dev, "Unable to allocate memory for queues\n");
+                return -ENOMEM;
+        }
+        /* TODO */
+        atl1c_set_rxbufsize(adapter, adapter->netdev);
+        atomic_set(&adapter->irq_sem, 1);
+        spin_lock_init(&adapter->mdio_lock);
+        spin_lock_init(&adapter->tx_lock);
+        set_bit(__AT_DOWN, &adapter->flags);
+
+        return 0;
+}
+
+/*
+ * atl1c_clean_tx_ring - Free Tx-skb
+ * @adapter: board private structure
+ */
+static void atl1c_clean_tx_ring(struct atl1c_adapter *adapter,
+                                enum atl1c_trans_queue type)
+{
+        struct atl1c_tpd_ring *tpd_ring = &adapter->tpd_ring[type];
+        struct atl1c_buffer *buffer_info;
+        struct pci_dev *pdev = adapter->pdev;
+        u16 index, ring_count;
+
+        ring_count = tpd_ring->count;
+        for (index = 0; index < ring_count; index++) {
+                buffer_info = &tpd_ring->buffer_info[index];
+                if (buffer_info->state == ATL1_BUFFER_FREE)
+                        continue;
+                if (buffer_info->dma)
+                        pci_unmap_single(pdev, buffer_info->dma,
+                                        buffer_info->length,
+                                        PCI_DMA_TODEVICE);
+                if (buffer_info->skb)
+                        dev_kfree_skb(buffer_info->skb);
+                buffer_info->dma = 0;
+                buffer_info->skb = NULL;
+                buffer_info->state = ATL1_BUFFER_FREE;
+        }
+
+        /* Zero out Tx-buffers */
+        memset(tpd_ring->desc, 0, sizeof(struct atl1c_tpd_desc) *
+                                ring_count);
+        atomic_set(&tpd_ring->next_to_clean, 0);
+        tpd_ring->next_to_use = 0;
+}
+
+/*
+ * atl1c_clean_rx_ring - Free rx-reservation skbs
+ * @adapter: board private structure
+ */
+static void atl1c_clean_rx_ring(struct atl1c_adapter *adapter)
+{
+        struct atl1c_rfd_ring *rfd_ring = adapter->rfd_ring;
+        struct atl1c_rrd_ring *rrd_ring = adapter->rrd_ring;
+        struct atl1c_buffer *buffer_info;
+        struct pci_dev *pdev = adapter->pdev;
+        int i, j;
+
+        for (i = 0; i < adapter->num_rx_queues; i++) {
+                for (j = 0; j < rfd_ring[i].count; j++) {
+                        buffer_info = &rfd_ring[i].buffer_info[j];
+                        if (buffer_info->state == ATL1_BUFFER_FREE)
+                                continue;
+                        if (buffer_info->dma)
+                                pci_unmap_single(pdev, buffer_info->dma,
+                                                buffer_info->length,
+                                                PCI_DMA_FROMDEVICE);
+                        if (buffer_info->skb)
+                                dev_kfree_skb(buffer_info->skb);
+                        buffer_info->state = ATL1_BUFFER_FREE;
+                        buffer_info->skb = NULL;
+                }
+                /* zero out the descriptor ring */
+                memset(rfd_ring[i].desc, 0, rfd_ring[i].size);
+                rfd_ring[i].next_to_clean = 0;
+                rfd_ring[i].next_to_use = 0;
+                rrd_ring[i].next_to_use = 0;
+                rrd_ring[i].next_to_clean = 0;
+        }
+}
+
+/*
+ * Read / Write Ptr Initialize:
+ */
+static void atl1c_init_ring_ptrs(struct atl1c_adapter *adapter)
+{
+        struct atl1c_tpd_ring *tpd_ring = adapter->tpd_ring;
+        struct atl1c_rfd_ring *rfd_ring = adapter->rfd_ring;
+        struct atl1c_rrd_ring *rrd_ring = adapter->rrd_ring;
+        struct atl1c_buffer *buffer_info;
+        int i, j;
+
+        for (i = 0; i < AT_MAX_TRANSMIT_QUEUE; i++) {
+                tpd_ring[i].next_to_use = 0;
+                atomic_set(&tpd_ring[i].next_to_clean, 0);
+                buffer_info = tpd_ring[i].buffer_info;
+                for (j = 0; j < tpd_ring->count; j++)
+                        buffer_info[i].state = ATL1_BUFFER_FREE;
+        }
+        for (i = 0; i < adapter->num_rx_queues; i++) {
+                rfd_ring[i].next_to_use = 0;
+                rfd_ring[i].next_to_clean = 0;
+                rrd_ring[i].next_to_use = 0;
+                rrd_ring[i].next_to_clean = 0;
+                for (j = 0; j < rfd_ring[i].count; j++) {
+                        buffer_info = &rfd_ring[i].buffer_info[j];
+                        buffer_info->state = ATL1_BUFFER_FREE;
+                }
+        }
+}
+
+/*
+ * atl1c_free_ring_resources - Free Tx / RX descriptor Resources
+ * @adapter: board private structure
+ *
+ * Free all transmit software resources
+ */
+static void atl1c_free_ring_resources(struct atl1c_adapter *adapter)
+{
+        struct pci_dev *pdev = adapter->pdev;
+
+        pci_free_consistent(pdev, adapter->ring_header.size,
+                                        adapter->ring_header.desc,
+                                        adapter->ring_header.dma);
+        adapter->ring_header.desc = NULL;
+
+        /* Note: just free tdp_ring.buffer_info,
+        *  it contain rfd_ring.buffer_info, do not double free */
+        if (adapter->tpd_ring[0].buffer_info) {
+                kfree(adapter->tpd_ring[0].buffer_info);
+                adapter->tpd_ring[0].buffer_info = NULL;
+        }
+}
+
+/*
+ * atl1c_setup_mem_resources - allocate Tx / RX descriptor resources
+ * @adapter: board private structure
+ *
+ * Return 0 on success, negative on failure
+ */
+static int atl1c_setup_ring_resources(struct atl1c_adapter *adapter)
+{
+        struct pci_dev *pdev = adapter->pdev;
+        struct atl1c_tpd_ring *tpd_ring = adapter->tpd_ring;
+        struct atl1c_rfd_ring *rfd_ring = adapter->rfd_ring;
+        struct atl1c_rrd_ring *rrd_ring = adapter->rrd_ring;
+        struct atl1c_ring_header *ring_header = &adapter->ring_header;
+        int num_rx_queues = adapter->num_rx_queues;
+        int size;
+        int i;
+        int count = 0;
+        int rx_desc_count = 0;
+        u32 offset = 0;
+
+        rrd_ring[0].count = rfd_ring[0].count;
+        for (i = 1; i < AT_MAX_TRANSMIT_QUEUE; i++)
+                tpd_ring[i].count = tpd_ring[0].count;
+
+        for (i = 1; i < adapter->num_rx_queues; i++)
+                rfd_ring[i].count = rrd_ring[i].count = rfd_ring[0].count;
+
+        /* 2 tpd queue, one high priority queue,
+         * another normal priority queue */
+        size = sizeof(struct atl1c_buffer) * (tpd_ring->count * 2 +
+                rfd_ring->count * num_rx_queues);
+        tpd_ring->buffer_info = kzalloc(size, GFP_KERNEL);
+        if (unlikely(!tpd_ring->buffer_info)) {
+                dev_err(&pdev->dev, "kzalloc failed, size = %d\n",
+                        size);
+                goto err_nomem;
+        }
+        for (i = 0; i < AT_MAX_TRANSMIT_QUEUE; i++) {
+                tpd_ring[i].buffer_info =
+                        (struct atl1c_buffer *) (tpd_ring->buffer_info + count);
+                count += tpd_ring[i].count;
+        }
+
+        for (i = 0; i < num_rx_queues; i++) {
+                rfd_ring[i].buffer_info =
+                        (struct atl1c_buffer *) (tpd_ring->buffer_info + count);
+                count += rfd_ring[i].count;
+                rx_desc_count += rfd_ring[i].count;
+        }
+        /*
+         * real ring DMA buffer
+         * each ring/block may need up to 8 bytes for alignment, hence the
+         * additional bytes tacked onto the end.
+         */
+        ring_header->size = size =
+                sizeof(struct atl1c_tpd_desc) * tpd_ring->count * 2 +
+                sizeof(struct atl1c_rx_free_desc) * rx_desc_count +
+                sizeof(struct atl1c_recv_ret_status) * rx_desc_count +
+                sizeof(struct atl1c_hw_stats) +
+                8 * 4 + 8 * 2 * num_rx_queues;
+
+        ring_header->desc = pci_alloc_consistent(pdev, ring_header->size,
+                                &ring_header->dma);
+        if (unlikely(!ring_header->desc)) {
+                dev_err(&pdev->dev, "pci_alloc_consistend failed\n");
+                goto err_nomem;
+        }
+        memset(ring_header->desc, 0, ring_header->size);
+        /* init TPD ring */
+
+        tpd_ring[0].dma = roundup(ring_header->dma, 8);
+        offset = tpd_ring[0].dma - ring_header->dma;
+        for (i = 0; i < AT_MAX_TRANSMIT_QUEUE; i++) {
+                tpd_ring[i].dma = ring_header->dma + offset;
+                tpd_ring[i].desc = (u8 *) ring_header->desc + offset;
+                tpd_ring[i].size =
+                        sizeof(struct atl1c_tpd_desc) * tpd_ring[i].count;
+                offset += roundup(tpd_ring[i].size, 8);
+        }
+        /* init RFD ring */
+        for (i = 0; i < num_rx_queues; i++) {
+                rfd_ring[i].dma = ring_header->dma + offset;
+                rfd_ring[i].desc = (u8 *) ring_header->desc + offset;
+                rfd_ring[i].size = sizeof(struct atl1c_rx_free_desc) *
+                                rfd_ring[i].count;
+                offset += roundup(rfd_ring[i].size, 8);
+        }
+
+        /* init RRD ring */
+        for (i = 0; i < num_rx_queues; i++) {
+                rrd_ring[i].dma = ring_header->dma + offset;
+                rrd_ring[i].desc = (u8 *) ring_header->desc + offset;
+                rrd_ring[i].size = sizeof(struct atl1c_recv_ret_status) *
+                                rrd_ring[i].count;
+                offset += roundup(rrd_ring[i].size, 8);
+        }
+
+        adapter->smb.dma = ring_header->dma + offset;
+        adapter->smb.smb = (u8 *)ring_header->desc + offset;
+        return 0;
+
+err_nomem:
+        kfree(tpd_ring->buffer_info);
+        return -ENOMEM;
+}
+
+static void atl1c_configure_des_ring(struct atl1c_adapter *adapter)
+{
+        struct atl1c_hw *hw = &adapter->hw;
+        struct atl1c_rfd_ring *rfd_ring = (struct atl1c_rfd_ring *)
+                                adapter->rfd_ring;
+        struct atl1c_rrd_ring *rrd_ring = (struct atl1c_rrd_ring *)
+                                adapter->rrd_ring;
+        struct atl1c_tpd_ring *tpd_ring = (struct atl1c_tpd_ring *)
+                                adapter->tpd_ring;
+        struct atl1c_cmb *cmb = (struct atl1c_cmb *) &adapter->cmb;
+        struct atl1c_smb *smb = (struct atl1c_smb *) &adapter->smb;
+        int i;
+
+        /* TPD */
+        AT_WRITE_REG(hw, REG_TX_BASE_ADDR_HI,
+                        (u32)((tpd_ring[atl1c_trans_normal].dma &
+                                AT_DMA_HI_ADDR_MASK) >> 32));
+        /* just enable normal priority TX queue */
+        AT_WRITE_REG(hw, REG_NTPD_HEAD_ADDR_LO,
+                        (u32)(tpd_ring[atl1c_trans_normal].dma &
+                                AT_DMA_LO_ADDR_MASK));
+        AT_WRITE_REG(hw, REG_HTPD_HEAD_ADDR_LO,
+                        (u32)(tpd_ring[atl1c_trans_high].dma &
+                                AT_DMA_LO_ADDR_MASK));
+        AT_WRITE_REG(hw, REG_TPD_RING_SIZE,
+                        (u32)(tpd_ring[0].count & TPD_RING_SIZE_MASK));
+
+
+        /* RFD */
+        AT_WRITE_REG(hw, REG_RX_BASE_ADDR_HI,
+                        (u32)((rfd_ring[0].dma & AT_DMA_HI_ADDR_MASK) >> 32));
+        for (i = 0; i < adapter->num_rx_queues; i++)
+                AT_WRITE_REG(hw, atl1c_rfd_addr_lo_regs[i],
+                        (u32)(rfd_ring[i].dma & AT_DMA_LO_ADDR_MASK));
+
+        AT_WRITE_REG(hw, REG_RFD_RING_SIZE,
+                        rfd_ring[0].count & RFD_RING_SIZE_MASK);
+        AT_WRITE_REG(hw, REG_RX_BUF_SIZE,
+                        adapter->rx_buffer_len & RX_BUF_SIZE_MASK);
+
+        /* RRD */
+        for (i = 0; i < adapter->num_rx_queues; i++)
+                AT_WRITE_REG(hw, atl1c_rrd_addr_lo_regs[i],
+                        (u32)(rrd_ring[i].dma & AT_DMA_LO_ADDR_MASK));
+        AT_WRITE_REG(hw, REG_RRD_RING_SIZE,
+                        (rrd_ring[0].count & RRD_RING_SIZE_MASK));
+
+        /* CMB */
+        AT_WRITE_REG(hw, REG_CMB_BASE_ADDR_LO, cmb->dma & AT_DMA_LO_ADDR_MASK);
+
+        /* SMB */
+        AT_WRITE_REG(hw, REG_SMB_BASE_ADDR_HI,
+                        (u32)((smb->dma & AT_DMA_HI_ADDR_MASK) >> 32));
+        AT_WRITE_REG(hw, REG_SMB_BASE_ADDR_LO,
+                        (u32)(smb->dma & AT_DMA_LO_ADDR_MASK));
+        /* Load all of base address above */
+        AT_WRITE_REG(hw, REG_LOAD_PTR, 1);
+}
+
+static void atl1c_configure_tx(struct atl1c_adapter *adapter)
+{
+        struct atl1c_hw *hw = &adapter->hw;
+        u32 dev_ctrl_data;
+        u32 max_pay_load;
+        u16 tx_offload_thresh;
+        u32 txq_ctrl_data;
+        u32 extra_size = 0;     /* Jumbo frame threshold in QWORD unit */
+
+        extra_size = ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN;
+        tx_offload_thresh = MAX_TX_OFFLOAD_THRESH;
+        AT_WRITE_REG(hw, REG_TX_TSO_OFFLOAD_THRESH,
+                (tx_offload_thresh >> 3) & TX_TSO_OFFLOAD_THRESH_MASK);
+        AT_READ_REG(hw, REG_DEVICE_CTRL, &dev_ctrl_data);
+        max_pay_load  = (dev_ctrl_data >> DEVICE_CTRL_MAX_PAYLOAD_SHIFT) &
+                        DEVICE_CTRL_MAX_PAYLOAD_MASK;
+        hw->dmaw_block = min(max_pay_load, hw->dmaw_block);
+        max_pay_load  = (dev_ctrl_data >> DEVICE_CTRL_MAX_RREQ_SZ_SHIFT) &
+                        DEVICE_CTRL_MAX_RREQ_SZ_MASK;
+        hw->dmar_block = min(max_pay_load, hw->dmar_block);
+
+        txq_ctrl_data = (hw->tpd_burst & TXQ_NUM_TPD_BURST_MASK) <<
+                        TXQ_NUM_TPD_BURST_SHIFT;
+        if (hw->ctrl_flags & ATL1C_TXQ_MODE_ENHANCE)
+                txq_ctrl_data |= TXQ_CTRL_ENH_MODE;
+        txq_ctrl_data |= (atl1c_pay_load_size[hw->dmar_block] &
+                        TXQ_TXF_BURST_NUM_MASK) << TXQ_TXF_BURST_NUM_SHIFT;
+
+        AT_WRITE_REG(hw, REG_TXQ_CTRL, txq_ctrl_data);
+}
+
+static void atl1c_configure_rx(struct atl1c_adapter *adapter)
+{
+        struct atl1c_hw *hw = &adapter->hw;
+        u32 rxq_ctrl_data;
+
+        rxq_ctrl_data = (hw->rfd_burst & RXQ_RFD_BURST_NUM_MASK) <<
+                        RXQ_RFD_BURST_NUM_SHIFT;
+
+        if (hw->ctrl_flags & ATL1C_RX_IPV6_CHKSUM)
+                rxq_ctrl_data |= IPV6_CHKSUM_CTRL_EN;
+        if (hw->rss_type == atl1c_rss_ipv4)
+                rxq_ctrl_data |= RSS_HASH_IPV4;
+        if (hw->rss_type == atl1c_rss_ipv4_tcp)
+                rxq_ctrl_data |= RSS_HASH_IPV4_TCP;
+        if (hw->rss_type == atl1c_rss_ipv6)
+                rxq_ctrl_data |= RSS_HASH_IPV6;
+        if (hw->rss_type == atl1c_rss_ipv6_tcp)
+                rxq_ctrl_data |= RSS_HASH_IPV6_TCP;
+        if (hw->rss_type != atl1c_rss_disable)
+                rxq_ctrl_data |= RRS_HASH_CTRL_EN;
+
+        rxq_ctrl_data |= (hw->rss_mode & RSS_MODE_MASK) <<
+                        RSS_MODE_SHIFT;
+        rxq_ctrl_data |= (hw->rss_hash_bits & RSS_HASH_BITS_MASK) <<
+                        RSS_HASH_BITS_SHIFT;
+        if (hw->ctrl_flags & ATL1C_ASPM_CTRL_MON)
+                rxq_ctrl_data |= (ASPM_THRUPUT_LIMIT_100M &
+                        ASPM_THRUPUT_LIMIT_MASK) << ASPM_THRUPUT_LIMIT_SHIFT;
+
+        AT_WRITE_REG(hw, REG_RXQ_CTRL, rxq_ctrl_data);
+}
+
+static void atl1c_configure_rss(struct atl1c_adapter *adapter)
+{
+        struct atl1c_hw *hw = &adapter->hw;
+
+        AT_WRITE_REG(hw, REG_IDT_TABLE, hw->indirect_tab);
+        AT_WRITE_REG(hw, REG_BASE_CPU_NUMBER, hw->base_cpu);
+}
+
+static void atl1c_configure_dma(struct atl1c_adapter *adapter)
+{
+        struct atl1c_hw *hw = &adapter->hw;
+        u32 dma_ctrl_data;
+
+        dma_ctrl_data = DMA_CTRL_DMAR_REQ_PRI;
+        if (hw->ctrl_flags & ATL1C_CMB_ENABLE)
+                dma_ctrl_data |= DMA_CTRL_CMB_EN;
+        if (hw->ctrl_flags & ATL1C_SMB_ENABLE)
+                dma_ctrl_data |= DMA_CTRL_SMB_EN;
+        else
+                dma_ctrl_data |= MAC_CTRL_SMB_DIS;
+
+        switch (hw->dma_order) {
+        case atl1c_dma_ord_in:
+                dma_ctrl_data |= DMA_CTRL_DMAR_IN_ORDER;
+                break;
+        case atl1c_dma_ord_enh:
+                dma_ctrl_data |= DMA_CTRL_DMAR_ENH_ORDER;
+                break;
+        case atl1c_dma_ord_out:
+                dma_ctrl_data |= DMA_CTRL_DMAR_OUT_ORDER;
+                break;
+        default:
+                break;
+        }
+
+        dma_ctrl_data |= (((u32)hw->dmar_block) & DMA_CTRL_DMAR_BURST_LEN_MASK)
+                << DMA_CTRL_DMAR_BURST_LEN_SHIFT;
+        dma_ctrl_data |= (((u32)hw->dmaw_block) & DMA_CTRL_DMAW_BURST_LEN_MASK)
+                << DMA_CTRL_DMAW_BURST_LEN_SHIFT;
+        dma_ctrl_data |= (((u32)hw->dmar_dly_cnt) & DMA_CTRL_DMAR_DLY_CNT_MASK)
+                << DMA_CTRL_DMAR_DLY_CNT_SHIFT;
+        dma_ctrl_data |= (((u32)hw->dmaw_dly_cnt) & DMA_CTRL_DMAW_DLY_CNT_MASK)
+                << DMA_CTRL_DMAW_DLY_CNT_SHIFT;
+
+        AT_WRITE_REG(hw, REG_DMA_CTRL, dma_ctrl_data);
+}
+
+/*
+ * Stop the mac, transmit and receive units
+ * hw - Struct containing variables accessed by shared code
+ * return : 0  or  idle status (if error)
+ */
+static int atl1c_stop_mac(struct atl1c_hw *hw)
+{
+        u32 data;
+        int timeout;
+
+        AT_READ_REG(hw, REG_RXQ_CTRL, &data);
+        data &= ~(RXQ1_CTRL_EN | RXQ2_CTRL_EN |
+                  RXQ3_CTRL_EN | RXQ_CTRL_EN);
+        AT_WRITE_REG(hw, REG_RXQ_CTRL, data);
+
+        AT_READ_REG(hw, REG_TXQ_CTRL, &data);
+        data &= ~TXQ_CTRL_EN;
+        AT_WRITE_REG(hw, REG_TWSI_CTRL, data);
+
+        for (timeout = 0; timeout < AT_HW_MAX_IDLE_DELAY; timeout++) {
+                AT_READ_REG(hw, REG_IDLE_STATUS, &data);
+                if ((data & (IDLE_STATUS_RXQ_NO_IDLE |
+                        IDLE_STATUS_TXQ_NO_IDLE)) == 0)
+                        break;
+                msleep(1);
+        }
+
+        AT_READ_REG(hw, REG_MAC_CTRL, &data);
+        data &= ~(MAC_CTRL_TX_EN | MAC_CTRL_RX_EN);
+        AT_WRITE_REG(hw, REG_MAC_CTRL, data);
+
+        for (timeout = 0; timeout < AT_HW_MAX_IDLE_DELAY; timeout++) {
+                AT_READ_REG(hw, REG_IDLE_STATUS, &data);
+                if ((data & IDLE_STATUS_MASK) == 0)
+                        return 0;
+                msleep(1);
+        }
+        return data;
+}
+
+static void atl1c_enable_rx_ctrl(struct atl1c_hw *hw)
+{
+        u32 data;
+
+        AT_READ_REG(hw, REG_RXQ_CTRL, &data);
+        switch (hw->adapter->num_rx_queues) {
+        case 4:
+                data |= (RXQ3_CTRL_EN | RXQ2_CTRL_EN | RXQ1_CTRL_EN);
+                break;
+        case 3:
+                data |= (RXQ2_CTRL_EN | RXQ1_CTRL_EN);
+                break;
+        case 2:
+                data |= RXQ1_CTRL_EN;
+                break;
+        default:
+                break;
+        }
+        data |= RXQ_CTRL_EN;
+        AT_WRITE_REG(hw, REG_RXQ_CTRL, data);
+}
+
+static void atl1c_enable_tx_ctrl(struct atl1c_hw *hw)
+{
+        u32 data;
+
+        AT_READ_REG(hw, REG_TXQ_CTRL, &data);
+        data |= TXQ_CTRL_EN;
+        AT_WRITE_REG(hw, REG_TXQ_CTRL, data);
+}
+
+/*
+ * Reset the transmit and receive units; mask and clear all interrupts.
+ * hw - Struct containing variables accessed by shared code
+ * return : 0  or  idle status (if error)
+ */
+static int atl1c_reset_mac(struct atl1c_hw *hw)
+{
+        struct atl1c_adapter *adapter = (struct atl1c_adapter *)hw->adapter;
+        struct pci_dev *pdev = adapter->pdev;
+        u32 idle_status_data = 0;
+        int timeout = 0;
+        int ret;
+
+        AT_WRITE_REG(hw, REG_IMR, 0);
+        AT_WRITE_REG(hw, REG_ISR, ISR_DIS_INT);
+
+        ret = atl1c_stop_mac(hw);
+        if (ret)
+                return ret;
+        /*
+         * Issue Soft Reset to the MAC.  This will reset the chip's
+         * transmit, receive, DMA.  It will not effect
+         * the current PCI configuration.  The global reset bit is self-
+         * clearing, and should clear within a microsecond.
+         */
+        AT_WRITE_REGW(hw, REG_MASTER_CTRL, MASTER_CTRL_SOFT_RST);
+        AT_WRITE_FLUSH(hw);
+        msleep(10);
+        /* Wait at least 10ms for All module to be Idle */
+        for (timeout = 0; timeout < AT_HW_MAX_IDLE_DELAY; timeout++) {
+                AT_READ_REG(hw, REG_IDLE_STATUS, &idle_status_data);
+                if ((idle_status_data & IDLE_STATUS_MASK) == 0)
+                        break;
+                msleep(1);
+        }
+        if (timeout >= AT_HW_MAX_IDLE_DELAY) {
+                dev_err(&pdev->dev,
+                        "MAC state machine cann't be idle since"
+                        " disabled for 10ms second\n");
+                return -1;
+        }
+        return 0;
+}
+
+static void atl1c_disable_l0s_l1(struct atl1c_hw *hw)
+{
+        u32 pm_ctrl_data;
+
+        AT_READ_REG(hw, REG_PM_CTRL, &pm_ctrl_data);
+        pm_ctrl_data &= ~(PM_CTRL_L1_ENTRY_TIMER_MASK <<
+                        PM_CTRL_L1_ENTRY_TIMER_SHIFT);
+        pm_ctrl_data &= ~PM_CTRL_CLK_SWH_L1;
+        pm_ctrl_data &= ~PM_CTRL_ASPM_L0S_EN;
+        pm_ctrl_data &= ~PM_CTRL_ASPM_L1_EN;
+        pm_ctrl_data &= ~PM_CTRL_MAC_ASPM_CHK;
+        pm_ctrl_data &= ~PM_CTRL_SERDES_PD_EX_L1;
+
+        pm_ctrl_data |= PM_CTRL_SERDES_BUDS_RX_L1_EN;
+        pm_ctrl_data |= PM_CTRL_SERDES_PLL_L1_EN;
+        pm_ctrl_data |= PM_CTRL_SERDES_L1_EN;
+        AT_WRITE_REG(hw, REG_PM_CTRL, pm_ctrl_data);
+}
+
+/*
+ * Set ASPM state.
+ * Enable/disable L0s/L1 depend on link state.
+ */
+static void atl1c_set_aspm(struct atl1c_hw *hw, bool linkup)
+{
+        u32 pm_ctrl_data;
+
+        AT_READ_REG(hw, REG_PM_CTRL, &pm_ctrl_data);
+
+        pm_ctrl_data &= PM_CTRL_SERDES_PD_EX_L1;
+        pm_ctrl_data |= ~PM_CTRL_SERDES_BUDS_RX_L1_EN;
+        pm_ctrl_data |= ~PM_CTRL_SERDES_L1_EN;
+        pm_ctrl_data &=  ~(PM_CTRL_L1_ENTRY_TIMER_MASK <<
+                        PM_CTRL_L1_ENTRY_TIMER_SHIFT);
+
+        pm_ctrl_data |= PM_CTRL_MAC_ASPM_CHK;
+
+        if (linkup) {
+                pm_ctrl_data |= PM_CTRL_SERDES_PLL_L1_EN;
+                pm_ctrl_data &= ~PM_CTRL_CLK_SWH_L1;
+
+                if (hw->ctrl_flags & ATL1C_ASPM_L1_SUPPORT) {
+                        pm_ctrl_data |= AT_ASPM_L1_TIMER <<
+                                PM_CTRL_L1_ENTRY_TIMER_SHIFT;
+                        pm_ctrl_data |= PM_CTRL_ASPM_L1_EN;
+                } else
+                        pm_ctrl_data &= ~PM_CTRL_ASPM_L1_EN;
+
+                if (hw->ctrl_flags & ATL1C_ASPM_L0S_SUPPORT)
+                        pm_ctrl_data |= PM_CTRL_ASPM_L0S_EN;
+                else
+                        pm_ctrl_data &= ~PM_CTRL_ASPM_L0S_EN;
+
+        } else {
+                pm_ctrl_data &= ~PM_CTRL_ASPM_L0S_EN;
+                pm_ctrl_data &= ~PM_CTRL_SERDES_PLL_L1_EN;
+
+                pm_ctrl_data |= PM_CTRL_CLK_SWH_L1;
+
+                if (hw->ctrl_flags & ATL1C_ASPM_L1_SUPPORT)
+                        pm_ctrl_data |= PM_CTRL_ASPM_L1_EN;
+                else
+                        pm_ctrl_data &= ~PM_CTRL_ASPM_L1_EN;
+        }
+
+        AT_WRITE_REG(hw, REG_PM_CTRL, pm_ctrl_data);
+}
+
+static void atl1c_setup_mac_ctrl(struct atl1c_adapter *adapter)
+{
+        struct atl1c_hw *hw = &adapter->hw;
+        struct net_device *netdev = adapter->netdev;
+        u32 mac_ctrl_data;
+
+        mac_ctrl_data = MAC_CTRL_TX_EN | MAC_CTRL_RX_EN;
+        mac_ctrl_data |= (MAC_CTRL_TX_FLOW | MAC_CTRL_RX_FLOW);
+
+        if (adapter->link_duplex == FULL_DUPLEX) {
+                hw->mac_duplex = true;
+                mac_ctrl_data |= MAC_CTRL_DUPLX;
+        }
+
+        if (adapter->link_speed == SPEED_1000)
+                hw->mac_speed = atl1c_mac_speed_1000;
+        else
+                hw->mac_speed = atl1c_mac_speed_10_100;
+
+        mac_ctrl_data |= (hw->mac_speed & MAC_CTRL_SPEED_MASK) <<
+                        MAC_CTRL_SPEED_SHIFT;
+
+        mac_ctrl_data |= (MAC_CTRL_ADD_CRC | MAC_CTRL_PAD);
+        mac_ctrl_data |= ((hw->preamble_len & MAC_CTRL_PRMLEN_MASK) <<
+                        MAC_CTRL_PRMLEN_SHIFT);
+
+        if (adapter->vlgrp)
+                mac_ctrl_data |= MAC_CTRL_RMV_VLAN;
+
+        mac_ctrl_data |= MAC_CTRL_BC_EN;
+        if (netdev->flags & IFF_PROMISC)
+                mac_ctrl_data |= MAC_CTRL_PROMIS_EN;
+        if (netdev->flags & IFF_ALLMULTI)
+                mac_ctrl_data |= MAC_CTRL_MC_ALL_EN;
+
+        mac_ctrl_data |= MAC_CTRL_SINGLE_PAUSE_EN;
+        AT_WRITE_REG(hw, REG_MAC_CTRL, mac_ctrl_data);
+}
+
+/*
+ * atl1c_configure - Configure Transmit&Receive Unit after Reset
+ * @adapter: board private structure
+ *
+ * Configure the Tx /Rx unit of the MAC after a reset.
+ */
+static int atl1c_configure(struct atl1c_adapter *adapter)
+{
+        struct atl1c_hw *hw = &adapter->hw;
+        u32 master_ctrl_data = 0;
+        u32 intr_modrt_data;
+
+        /* clear interrupt status */
+        AT_WRITE_REG(hw, REG_ISR, 0xFFFFFFFF);
+        /*  Clear any WOL status */
+        AT_WRITE_REG(hw, REG_WOL_CTRL, 0);
+        /* set Interrupt Clear Timer
+         * HW will enable self to assert interrupt event to system after
+         * waiting x-time for software to notify it accept interrupt.
+         */
+        AT_WRITE_REG(hw, REG_INT_RETRIG_TIMER,
+                hw->ict & INT_RETRIG_TIMER_MASK);
+
+        atl1c_configure_des_ring(adapter);
+
+        if (hw->ctrl_flags & ATL1C_INTR_MODRT_ENABLE) {
+                intr_modrt_data = (hw->tx_imt & IRQ_MODRT_TIMER_MASK) <<
+                                        IRQ_MODRT_TX_TIMER_SHIFT;
+                intr_modrt_data |= (hw->rx_imt & IRQ_MODRT_TIMER_MASK) <<
+                                        IRQ_MODRT_RX_TIMER_SHIFT;
+                AT_WRITE_REG(hw, REG_IRQ_MODRT_TIMER_INIT, intr_modrt_data);
+                master_ctrl_data |=
+                        MASTER_CTRL_TX_ITIMER_EN | MASTER_CTRL_RX_ITIMER_EN;
+        }
+
+        if (hw->ctrl_flags & ATL1C_INTR_CLEAR_ON_READ)
+                master_ctrl_data |= MASTER_CTRL_INT_RDCLR;
+
+        AT_WRITE_REG(hw, REG_MASTER_CTRL, master_ctrl_data);
+
+        if (hw->ctrl_flags & ATL1C_CMB_ENABLE) {
+                AT_WRITE_REG(hw, REG_CMB_TPD_THRESH,
+                        hw->cmb_tpd & CMB_TPD_THRESH_MASK);
+                AT_WRITE_REG(hw, REG_CMB_TX_TIMER,
+                        hw->cmb_tx_timer & CMB_TX_TIMER_MASK);
+        }
+
+        if (hw->ctrl_flags & ATL1C_SMB_ENABLE)
+                AT_WRITE_REG(hw, REG_SMB_STAT_TIMER,
+                        hw->smb_timer & SMB_STAT_TIMER_MASK);
+        /* set MTU */
+        AT_WRITE_REG(hw, REG_MTU, hw->max_frame_size + ETH_HLEN +
+                        VLAN_HLEN + ETH_FCS_LEN);
+        /* HDS, disable */
+        AT_WRITE_REG(hw, REG_HDS_CTRL, 0);
+
+        atl1c_configure_tx(adapter);
+        atl1c_configure_rx(adapter);
+        atl1c_configure_rss(adapter);
+        atl1c_configure_dma(adapter);
+
+        return 0;
+}
+
+static void atl1c_update_hw_stats(struct atl1c_adapter *adapter)
+{
+        u16 hw_reg_addr = 0;
+        unsigned long *stats_item = NULL;
+        u32 data;
+
+        /* update rx status */
+        hw_reg_addr = REG_MAC_RX_STATUS_BIN;
+        stats_item  = &adapter->hw_stats.rx_ok;
+        while (hw_reg_addr <= REG_MAC_RX_STATUS_END) {
+                AT_READ_REG(&adapter->hw, hw_reg_addr, &data);
+                *stats_item += data;
+                stats_item++;
+                hw_reg_addr += 4;
+        }
+/* update tx status */
+        hw_reg_addr = REG_MAC_TX_STATUS_BIN;
+        stats_item  = &adapter->hw_stats.tx_ok;
+        while (hw_reg_addr <= REG_MAC_TX_STATUS_END) {
+                AT_READ_REG(&adapter->hw, hw_reg_addr, &data);
+                *stats_item += data;
+                stats_item++;
+                hw_reg_addr += 4;
+        }
+}
+
+/*
+ * atl1c_get_stats - Get System Network Statistics
+ * @netdev: network interface device structure
+ *
+ * Returns the address of the device statistics structure.
+ * The statistics are actually updated from the timer callback.
+ */
+static struct net_device_stats *atl1c_get_stats(struct net_device *netdev)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct atl1c_hw_stats  *hw_stats = &adapter->hw_stats;
+        struct net_device_stats *net_stats = &adapter->net_stats;
+
+        atl1c_update_hw_stats(adapter);
+        net_stats->rx_packets = hw_stats->rx_ok;
+        net_stats->tx_packets = hw_stats->tx_ok;
+        net_stats->rx_bytes   = hw_stats->rx_byte_cnt;
+        net_stats->tx_bytes   = hw_stats->tx_byte_cnt;
+        net_stats->multicast  = hw_stats->rx_mcast;
+        net_stats->collisions = hw_stats->tx_1_col +
+                                hw_stats->tx_2_col * 2 +
+                                hw_stats->tx_late_col + hw_stats->tx_abort_col;
+        net_stats->rx_errors  = hw_stats->rx_frag + hw_stats->rx_fcs_err +
+                                hw_stats->rx_len_err + hw_stats->rx_sz_ov +
+                                hw_stats->rx_rrd_ov + hw_stats->rx_align_err;
+        net_stats->rx_fifo_errors   = hw_stats->rx_rxf_ov;
+        net_stats->rx_length_errors = hw_stats->rx_len_err;
+        net_stats->rx_crc_errors    = hw_stats->rx_fcs_err;
+        net_stats->rx_frame_errors  = hw_stats->rx_align_err;
+        net_stats->rx_over_errors   = hw_stats->rx_rrd_ov + hw_stats->rx_rxf_ov;
+
+        net_stats->rx_missed_errors = hw_stats->rx_rrd_ov + hw_stats->rx_rxf_ov;
+
+        net_stats->tx_errors = hw_stats->tx_late_col + hw_stats->tx_abort_col +
+                                hw_stats->tx_underrun + hw_stats->tx_trunc;
+        net_stats->tx_fifo_errors    = hw_stats->tx_underrun;
+        net_stats->tx_aborted_errors = hw_stats->tx_abort_col;
+        net_stats->tx_window_errors  = hw_stats->tx_late_col;
+
+        return &adapter->net_stats;
+}
+
+static inline void atl1c_clear_phy_int(struct atl1c_adapter *adapter)
+{
+        u16 phy_data;
+
+        spin_lock(&adapter->mdio_lock);
+        atl1c_read_phy_reg(&adapter->hw, MII_ISR, &phy_data);
+        spin_unlock(&adapter->mdio_lock);
+}
+
+static bool atl1c_clean_tx_irq(struct atl1c_adapter *adapter,
+                                enum atl1c_trans_queue type)
+{
+        struct atl1c_tpd_ring *tpd_ring = (struct atl1c_tpd_ring *)
+                                &adapter->tpd_ring[type];
+        struct atl1c_buffer *buffer_info;
+        u16 next_to_clean = atomic_read(&tpd_ring->next_to_clean);
+        u16 hw_next_to_clean;
+        u16 shift;
+        u32 data;
+
+        if (type == atl1c_trans_high)
+                shift = MB_HTPD_CONS_IDX_SHIFT;
+        else
+                shift = MB_NTPD_CONS_IDX_SHIFT;
+
+        AT_READ_REG(&adapter->hw, REG_MB_PRIO_CONS_IDX, &data);
+        hw_next_to_clean = (data >> shift) & MB_PRIO_PROD_IDX_MASK;
+
+        while (next_to_clean != hw_next_to_clean) {
+                buffer_info = &tpd_ring->buffer_info[next_to_clean];
+                if (buffer_info->state == ATL1_BUFFER_BUSY) {
+                        pci_unmap_page(adapter->pdev, buffer_info->dma,
+                                        buffer_info->length, PCI_DMA_TODEVICE);
+                        buffer_info->dma = 0;
+                        if (buffer_info->skb) {
+                                dev_kfree_skb_irq(buffer_info->skb);
+                                buffer_info->skb = NULL;
+                        }
+                        buffer_info->state = ATL1_BUFFER_FREE;
+                }
+                if (++next_to_clean == tpd_ring->count)
+                        next_to_clean = 0;
+                atomic_set(&tpd_ring->next_to_clean, next_to_clean);
+        }
+
+        if (netif_queue_stopped(adapter->netdev) &&
+                        netif_carrier_ok(adapter->netdev)) {
+                netif_wake_queue(adapter->netdev);
+        }
+
+        return true;
+}
+
+/*
+ * atl1c_intr - Interrupt Handler
+ * @irq: interrupt number
+ * @data: pointer to a network interface device structure
+ * @pt_regs: CPU registers structure
+ */
+static irqreturn_t atl1c_intr(int irq, void *data)
+{
+        struct net_device *netdev  = data;
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct pci_dev *pdev = adapter->pdev;
+        struct atl1c_hw *hw = &adapter->hw;
+        int max_ints = AT_MAX_INT_WORK;
+        int handled = IRQ_NONE;
+        u32 status;
+        u32 reg_data;
+
+        do {
+                AT_READ_REG(hw, REG_ISR, &reg_data);
+                status = reg_data & hw->intr_mask;
+
+                if (status == 0 || (status & ISR_DIS_INT) != 0) {
+                        if (max_ints != AT_MAX_INT_WORK)
+                                handled = IRQ_HANDLED;
+                        break;
+                }
+                /* link event */
+                if (status & ISR_GPHY)
+                        atl1c_clear_phy_int(adapter);
+                /* Ack ISR */
+                AT_WRITE_REG(hw, REG_ISR, status | ISR_DIS_INT);
+                if (status & ISR_RX_PKT) {
+                        if (likely(napi_schedule_prep(&adapter->napi))) {
+                                hw->intr_mask &= ~ISR_RX_PKT;
+                                AT_WRITE_REG(hw, REG_IMR, hw->intr_mask);
+                                __napi_schedule(&adapter->napi);
+                        }
+                }
+                if (status & ISR_TX_PKT)
+                        atl1c_clean_tx_irq(adapter, atl1c_trans_normal);
+
+                handled = IRQ_HANDLED;
+                /* check if PCIE PHY Link down */
+                if (status & ISR_ERROR) {
+                        if (netif_msg_hw(adapter))
+                                dev_err(&pdev->dev,
+                                        "atl1c hardware error (status = 0x%x)\n",
+                                        status & ISR_ERROR);
+                        /* reset MAC */
+                        hw->intr_mask &= ~ISR_ERROR;
+                        AT_WRITE_REG(hw, REG_IMR, hw->intr_mask);
+                        schedule_work(&adapter->reset_task);
+                        break;
+                }
+
+                if (status & ISR_OVER)
+                        if (netif_msg_intr(adapter))
+                                dev_warn(&pdev->dev,
+                                        "TX/RX over flow (status = 0x%x)\n",
+                                        status & ISR_OVER);
+
+                /* link event */
+                if (status & (ISR_GPHY | ISR_MANUAL)) {
+                        adapter->net_stats.tx_carrier_errors++;
+                        atl1c_link_chg_event(adapter);
+                        break;
+                }
+
+        } while (--max_ints > 0);
+        /* re-enable Interrupt*/
+        AT_WRITE_REG(&adapter->hw, REG_ISR, 0);
+        return handled;
+}
+
+static inline void atl1c_rx_checksum(struct atl1c_adapter *adapter,
+                  struct sk_buff *skb, struct atl1c_recv_ret_status *prrs)
+{
+        /*
+         * The pid field in RRS in not correct sometimes, so we
+         * cannot figure out if the packet is fragmented or not,
+         * so we tell the KERNEL CHECKSUM_NONE
+         */
+        skb->ip_summed = CHECKSUM_NONE;
+}
+
+static int atl1c_alloc_rx_buffer(struct atl1c_adapter *adapter, const int ringid)
+{
+        struct atl1c_rfd_ring *rfd_ring = &adapter->rfd_ring[ringid];
+        struct pci_dev *pdev = adapter->pdev;
+        struct atl1c_buffer *buffer_info, *next_info;
+        struct sk_buff *skb;
+        void *vir_addr = NULL;
+        u16 num_alloc = 0;
+        u16 rfd_next_to_use, next_next;
+        struct atl1c_rx_free_desc *rfd_desc;
+
+        next_next = rfd_next_to_use = rfd_ring->next_to_use;
+        if (++next_next == rfd_ring->count)
+                next_next = 0;
+        buffer_info = &rfd_ring->buffer_info[rfd_next_to_use];
+        next_info = &rfd_ring->buffer_info[next_next];
+
+        while (next_info->state == ATL1_BUFFER_FREE) {
+                rfd_desc = ATL1C_RFD_DESC(rfd_ring, rfd_next_to_use);
+
+                skb = dev_alloc_skb(adapter->rx_buffer_len);
+                if (unlikely(!skb)) {
+                        if (netif_msg_rx_err(adapter))
+                                dev_warn(&pdev->dev, "alloc rx buffer failed\n");
+                        break;
+                }
+
+                /*
+                 * Make buffer alignment 2 beyond a 16 byte boundary
+                 * this will result in a 16 byte aligned IP header after
+                 * the 14 byte MAC header is removed
+                 */
+                vir_addr = skb->data;
+                buffer_info->state = ATL1_BUFFER_BUSY;
+                buffer_info->skb = skb;
+                buffer_info->length = adapter->rx_buffer_len;
+                buffer_info->dma = pci_map_single(pdev, vir_addr,
+                                                buffer_info->length,
+                                                PCI_DMA_FROMDEVICE);
+                rfd_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
+                rfd_next_to_use = next_next;
+                if (++next_next == rfd_ring->count)
+                        next_next = 0;
+                buffer_info = &rfd_ring->buffer_info[rfd_next_to_use];
+                next_info = &rfd_ring->buffer_info[next_next];
+                num_alloc++;
+        }
+
+        if (num_alloc) {
+                /* TODO: update mailbox here */
+                wmb();
+                rfd_ring->next_to_use = rfd_next_to_use;
+                AT_WRITE_REG(&adapter->hw, atl1c_rfd_prod_idx_regs[ringid],
+                        rfd_ring->next_to_use & MB_RFDX_PROD_IDX_MASK);
+        }
+
+        return num_alloc;
+}
+
+static void atl1c_clean_rrd(struct atl1c_rrd_ring *rrd_ring,
+                        struct  atl1c_recv_ret_status *rrs, u16 num)
+{
+        u16 i;
+        /* the relationship between rrd and rfd is one map one */
+        for (i = 0; i < num; i++, rrs = ATL1C_RRD_DESC(rrd_ring,
+                                        rrd_ring->next_to_clean)) {
+                rrs->word3 &= ~RRS_RXD_UPDATED;
+                if (++rrd_ring->next_to_clean == rrd_ring->count)
+                        rrd_ring->next_to_clean = 0;
+        }
+}
+
+static void atl1c_clean_rfd(struct atl1c_rfd_ring *rfd_ring,
+        struct atl1c_recv_ret_status *rrs, u16 num)
+{
+        u16 i;
+        u16 rfd_index;
+        struct atl1c_buffer *buffer_info = rfd_ring->buffer_info;
+
+        rfd_index = (rrs->word0 >> RRS_RX_RFD_INDEX_SHIFT) &
+                        RRS_RX_RFD_INDEX_MASK;
+        for (i = 0; i < num; i++) {
+                buffer_info[rfd_index].skb = NULL;
+                buffer_info[rfd_index].state = ATL1_BUFFER_FREE;
+                if (++rfd_index == rfd_ring->count)
+                        rfd_index = 0;
+        }
+        rfd_ring->next_to_clean = rfd_index;
+}
+
+static void atl1c_clean_rx_irq(struct atl1c_adapter *adapter, u8 que,
+                   int *work_done, int work_to_do)
+{
+        u16 rfd_num, rfd_index;
+        u16 count = 0;
+        u16 length;
+        struct pci_dev *pdev = adapter->pdev;
+        struct net_device *netdev  = adapter->netdev;
+        struct atl1c_rfd_ring *rfd_ring = &adapter->rfd_ring[que];
+        struct atl1c_rrd_ring *rrd_ring = &adapter->rrd_ring[que];
+        struct sk_buff *skb;
+        struct atl1c_recv_ret_status *rrs;
+        struct atl1c_buffer *buffer_info;
+
+        while (1) {
+                if (*work_done >= work_to_do)
+                        break;
+                rrs = ATL1C_RRD_DESC(rrd_ring, rrd_ring->next_to_clean);
+                if (likely(RRS_RXD_IS_VALID(rrs->word3))) {
+                        rfd_num = (rrs->word0 >> RRS_RX_RFD_CNT_SHIFT) &
+                                RRS_RX_RFD_CNT_MASK;
+                        if (unlikely(rfd_num) != 1)
+                                /* TODO support mul rfd*/
+                                if (netif_msg_rx_err(adapter))
+                                        dev_warn(&pdev->dev,
+                                                "Multi rfd not support yet!\n");
+                        goto rrs_checked;
+                } else {
+                        break;
+                }
+rrs_checked:
+                atl1c_clean_rrd(rrd_ring, rrs, rfd_num);
+                if (rrs->word3 & (RRS_RX_ERR_SUM | RRS_802_3_LEN_ERR)) {
+                        atl1c_clean_rfd(rfd_ring, rrs, rfd_num);
+                                if (netif_msg_rx_err(adapter))
+                                        dev_warn(&pdev->dev,
+                                                "wrong packet! rrs word3 is %x\n",
+                                                rrs->word3);
+                        continue;
+                }
+
+                length = le16_to_cpu((rrs->word3 >> RRS_PKT_SIZE_SHIFT) &
+                                RRS_PKT_SIZE_MASK);
+                /* Good Receive */
+                if (likely(rfd_num == 1)) {
+                        rfd_index = (rrs->word0 >> RRS_RX_RFD_INDEX_SHIFT) &
+                                        RRS_RX_RFD_INDEX_MASK;
+                        buffer_info = &rfd_ring->buffer_info[rfd_index];
+                        pci_unmap_single(pdev, buffer_info->dma,
+                                buffer_info->length, PCI_DMA_FROMDEVICE);
+                        skb = buffer_info->skb;
+                } else {
+                        /* TODO */
+                        if (netif_msg_rx_err(adapter))
+                                dev_warn(&pdev->dev,
+                                        "Multi rfd not support yet!\n");
+                        break;
+                }
+                atl1c_clean_rfd(rfd_ring, rrs, rfd_num);
+                skb_put(skb, length - ETH_FCS_LEN);
+                skb->protocol = eth_type_trans(skb, netdev);
+                skb->dev = netdev;
+                atl1c_rx_checksum(adapter, skb, rrs);
+                if (unlikely(adapter->vlgrp) && rrs->word3 & RRS_VLAN_INS) {
+                        u16 vlan;
+
+                        AT_TAG_TO_VLAN(rrs->vlan_tag, vlan);
+                        vlan = le16_to_cpu(vlan);
+                        vlan_hwaccel_receive_skb(skb, adapter->vlgrp, vlan);
+                } else
+                        netif_receive_skb(skb);
+
+                netdev->last_rx = jiffies;
+                (*work_done)++;
+                count++;
+        }
+        if (count)
+                atl1c_alloc_rx_buffer(adapter, que);
+}
+
+/*
+ * atl1c_clean - NAPI Rx polling callback
+ * @adapter: board private structure
+ */
+static int atl1c_clean(struct napi_struct *napi, int budget)
+{
+        struct atl1c_adapter *adapter =
+                        container_of(napi, struct atl1c_adapter, napi);
+        int work_done = 0;
+
+        /* Keep link state information with original netdev */
+        if (!netif_carrier_ok(adapter->netdev))
+                goto quit_polling;
+        /* just enable one RXQ */
+        atl1c_clean_rx_irq(adapter, 0, &work_done, budget);
+
+        if (work_done < budget) {
+quit_polling:
+                napi_complete(napi);
+                adapter->hw.intr_mask |= ISR_RX_PKT;
+                AT_WRITE_REG(&adapter->hw, REG_IMR, adapter->hw.intr_mask);
+        }
+        return work_done;
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+
+/*
+ * Polling 'interrupt' - used by things like netconsole to send skbs
+ * without having to re-enable interrupts. It's not called while
+ * the interrupt routine is executing.
+ */
+static void atl1c_netpoll(struct net_device *netdev)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        disable_irq(adapter->pdev->irq);
+        atl1c_intr(adapter->pdev->irq, netdev);
+        enable_irq(adapter->pdev->irq);
+}
+#endif
+
+static inline u16 atl1c_tpd_avail(struct atl1c_adapter *adapter, enum atl1c_trans_queue type)
+{
+        struct atl1c_tpd_ring *tpd_ring = &adapter->tpd_ring[type];
+        u16 next_to_use = 0;
+        u16 next_to_clean = 0;
+
+        next_to_clean = atomic_read(&tpd_ring->next_to_clean);
+        next_to_use   = tpd_ring->next_to_use;
+
+        return (u16)(next_to_clean > next_to_use) ?
+                (next_to_clean - next_to_use - 1) :
+                (tpd_ring->count + next_to_clean - next_to_use - 1);
+}
+
+/*
+ * get next usable tpd
+ * Note: should call atl1c_tdp_avail to make sure
+ * there is enough tpd to use
+ */
+static struct atl1c_tpd_desc *atl1c_get_tpd(struct atl1c_adapter *adapter,
+        enum atl1c_trans_queue type)
+{
+        struct atl1c_tpd_ring *tpd_ring = &adapter->tpd_ring[type];
+        struct atl1c_tpd_desc *tpd_desc;
+        u16 next_to_use = 0;
+
+        next_to_use = tpd_ring->next_to_use;
+        if (++tpd_ring->next_to_use == tpd_ring->count)
+                tpd_ring->next_to_use = 0;
+        tpd_desc = ATL1C_TPD_DESC(tpd_ring, next_to_use);
+        memset(tpd_desc, 0, sizeof(struct atl1c_tpd_desc));
+        return  tpd_desc;
+}
+
+static struct atl1c_buffer *
+atl1c_get_tx_buffer(struct atl1c_adapter *adapter, struct atl1c_tpd_desc *tpd)
+{
+        struct atl1c_tpd_ring *tpd_ring = adapter->tpd_ring;
+
+        return &tpd_ring->buffer_info[tpd -
+                        (struct atl1c_tpd_desc *)tpd_ring->desc];
+}
+
+/* Calculate the transmit packet descript needed*/
+static u16 atl1c_cal_tpd_req(const struct sk_buff *skb)
+{
+        u16 tpd_req;
+        u16 proto_hdr_len = 0;
+
+        tpd_req = skb_shinfo(skb)->nr_frags + 1;
+
+        if (skb_is_gso(skb)) {
+                proto_hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
+                if (proto_hdr_len < skb_headlen(skb))
+                        tpd_req++;
+                if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6)
+                        tpd_req++;
+        }
+        return tpd_req;
+}
+
+static int atl1c_tso_csum(struct atl1c_adapter *adapter,
+                          struct sk_buff *skb,
+                          struct atl1c_tpd_desc **tpd,
+                          enum atl1c_trans_queue type)
+{
+        struct pci_dev *pdev = adapter->pdev;
+        u8 hdr_len;
+        u32 real_len;
+        unsigned short offload_type;
+        int err;
+
+        if (skb_is_gso(skb)) {
+                if (skb_header_cloned(skb)) {
+                        err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
+                        if (unlikely(err))
+                                return -1;
+                }
+                offload_type = skb_shinfo(skb)->gso_type;
+
+                if (offload_type & SKB_GSO_TCPV4) {
+                        real_len = (((unsigned char *)ip_hdr(skb) - skb->data)
+                                        + ntohs(ip_hdr(skb)->tot_len));
+
+                        if (real_len < skb->len)
+                                pskb_trim(skb, real_len);
+
+                        hdr_len = (skb_transport_offset(skb) + tcp_hdrlen(skb));
+                        if (unlikely(skb->len == hdr_len)) {
+                                /* only xsum need */
+                                if (netif_msg_tx_queued(adapter))
+                                        dev_warn(&pdev->dev,
+                                                "IPV4 tso with zero data??\n");
+                                goto check_sum;
+                        } else {
+                                ip_hdr(skb)->check = 0;
+                                tcp_hdr(skb)->check = ~csum_tcpudp_magic(
+                                                        ip_hdr(skb)->saddr,
+                                                        ip_hdr(skb)->daddr,
+                                                        0, IPPROTO_TCP, 0);
+                                (*tpd)->word1 |= 1 << TPD_IPV4_PACKET_SHIFT;
+                        }
+                }
+
+                if (offload_type & SKB_GSO_TCPV6) {
+                        struct atl1c_tpd_ext_desc *etpd =
+                                *(struct atl1c_tpd_ext_desc **)(tpd);
+
+                        memset(etpd, 0, sizeof(struct atl1c_tpd_ext_desc));
+                        *tpd = atl1c_get_tpd(adapter, type);
+                        ipv6_hdr(skb)->payload_len = 0;
+                        /* check payload == 0 byte ? */
+                        hdr_len = (skb_transport_offset(skb) + tcp_hdrlen(skb));
+                        if (unlikely(skb->len == hdr_len)) {
+                                /* only xsum need */
+                                if (netif_msg_tx_queued(adapter))
+                                        dev_warn(&pdev->dev,
+                                                "IPV6 tso with zero data??\n");
+                                goto check_sum;
+                        } else
+                                tcp_hdr(skb)->check = ~csum_ipv6_magic(
+                                                &ipv6_hdr(skb)->saddr,
+                                                &ipv6_hdr(skb)->daddr,
+                                                0, IPPROTO_TCP, 0);
+                        etpd->word1 |= 1 << TPD_LSO_EN_SHIFT;
+                        etpd->word1 |= 1 << TPD_LSO_VER_SHIFT;
+                        etpd->pkt_len = cpu_to_le32(skb->len);
+                        (*tpd)->word1 |= 1 << TPD_LSO_VER_SHIFT;
+                }
+
+                (*tpd)->word1 |= 1 << TPD_LSO_EN_SHIFT;
+                (*tpd)->word1 |= (skb_transport_offset(skb) & TPD_TCPHDR_OFFSET_MASK) <<
+                                TPD_TCPHDR_OFFSET_SHIFT;
+                (*tpd)->word1 |= (skb_shinfo(skb)->gso_size & TPD_MSS_MASK) <<
+                                TPD_MSS_SHIFT;
+                return 0;
+        }
+
+check_sum:
+        if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
+                u8 css, cso;
+                cso = skb_transport_offset(skb);
+
+                if (unlikely(cso & 0x1)) {
+                        if (netif_msg_tx_err(adapter))
+                                dev_err(&adapter->pdev->dev,
+                                        "payload offset should not an event number\n");
+                        return -1;
+                } else {
+                        css = cso + skb->csum_offset;
+
+                        (*tpd)->word1 |= ((cso >> 1) & TPD_PLOADOFFSET_MASK) <<
+                                        TPD_PLOADOFFSET_SHIFT;
+                        (*tpd)->word1 |= ((css >> 1) & TPD_CCSUM_OFFSET_MASK) <<
+                                        TPD_CCSUM_OFFSET_SHIFT;
+                        (*tpd)->word1 |= 1 << TPD_CCSUM_EN_SHIFT;
+                }
+        }
+        return 0;
+}
+
+static void atl1c_tx_map(struct atl1c_adapter *adapter,
+                      struct sk_buff *skb, struct atl1c_tpd_desc *tpd,
+                        enum atl1c_trans_queue type)
+{
+        struct atl1c_tpd_desc *use_tpd = NULL;
+        struct atl1c_buffer *buffer_info = NULL;
+        u16 buf_len = skb_headlen(skb);
+        u16 map_len = 0;
+        u16 mapped_len = 0;
+        u16 hdr_len = 0;
+        u16 nr_frags;
+        u16 f;
+        int tso;
+
+        nr_frags = skb_shinfo(skb)->nr_frags;
+        tso = (tpd->word1 >> TPD_LSO_EN_SHIFT) & TPD_LSO_EN_MASK;
+        if (tso) {
+                /* TSO */
+                map_len = hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
+                use_tpd = tpd;
+
+                buffer_info = atl1c_get_tx_buffer(adapter, use_tpd);
+                buffer_info->length = map_len;
+                buffer_info->dma = pci_map_single(adapter->pdev,
+                                        skb->data, hdr_len, PCI_DMA_TODEVICE);
+                buffer_info->state = ATL1_BUFFER_BUSY;
+                mapped_len += map_len;
+                use_tpd->buffer_addr = cpu_to_le64(buffer_info->dma);
+                use_tpd->buffer_len = cpu_to_le16(buffer_info->length);
+        }
+
+        if (mapped_len < buf_len) {
+                /* mapped_len == 0, means we should use the first tpd,
+                   which is given by caller  */
+                if (mapped_len == 0)
+                        use_tpd = tpd;
+                else {
+                        use_tpd = atl1c_get_tpd(adapter, type);
+                        memcpy(use_tpd, tpd, sizeof(struct atl1c_tpd_desc));
+                        use_tpd = atl1c_get_tpd(adapter, type);
+                        memcpy(use_tpd, tpd, sizeof(struct atl1c_tpd_desc));
+                }
+                buffer_info = atl1c_get_tx_buffer(adapter, use_tpd);
+                buffer_info->length = buf_len - mapped_len;
+                buffer_info->dma =
+                        pci_map_single(adapter->pdev, skb->data + mapped_len,
+                                        buffer_info->length, PCI_DMA_TODEVICE);
+                buffer_info->state = ATL1_BUFFER_BUSY;
+
+                use_tpd->buffer_addr = cpu_to_le64(buffer_info->dma);
+                use_tpd->buffer_len  = cpu_to_le16(buffer_info->length);
+        }
+
+        for (f = 0; f < nr_frags; f++) {
+                struct skb_frag_struct *frag;
+
+                frag = &skb_shinfo(skb)->frags[f];
+
+                use_tpd = atl1c_get_tpd(adapter, type);
+                memcpy(use_tpd, tpd, sizeof(struct atl1c_tpd_desc));
+
+                buffer_info = atl1c_get_tx_buffer(adapter, use_tpd);
+                buffer_info->length = frag->size;
+                buffer_info->dma =
+                        pci_map_page(adapter->pdev, frag->page,
+                                        frag->page_offset,
+                                        buffer_info->length,
+                                        PCI_DMA_TODEVICE);
+                buffer_info->state = ATL1_BUFFER_BUSY;
+
+                use_tpd->buffer_addr = cpu_to_le64(buffer_info->dma);
+                use_tpd->buffer_len  = cpu_to_le16(buffer_info->length);
+        }
+
+        /* The last tpd */
+        use_tpd->word1 |= 1 << TPD_EOP_SHIFT;
+        /* The last buffer info contain the skb address,
+           so it will be free after unmap */
+        buffer_info->skb = skb;
+}
+
+static void atl1c_tx_queue(struct atl1c_adapter *adapter, struct sk_buff *skb,
+                           struct atl1c_tpd_desc *tpd, enum atl1c_trans_queue type)
+{
+        struct atl1c_tpd_ring *tpd_ring = &adapter->tpd_ring[type];
+        u32 prod_data;
+
+        AT_READ_REG(&adapter->hw, REG_MB_PRIO_PROD_IDX, &prod_data);
+        switch (type) {
+        case atl1c_trans_high:
+                prod_data &= 0xFFFF0000;
+                prod_data |= tpd_ring->next_to_use & 0xFFFF;
+                break;
+        case atl1c_trans_normal:
+                prod_data &= 0x0000FFFF;
+                prod_data |= (tpd_ring->next_to_use & 0xFFFF) << 16;
+                break;
+        default:
+                break;
+        }
+        wmb();
+        AT_WRITE_REG(&adapter->hw, REG_MB_PRIO_PROD_IDX, prod_data);
+}
+
+static int atl1c_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        unsigned long flags;
+        u16 tpd_req = 1;
+        struct atl1c_tpd_desc *tpd;
+        enum atl1c_trans_queue type = atl1c_trans_normal;
+
+        if (test_bit(__AT_DOWN, &adapter->flags)) {
+                dev_kfree_skb_any(skb);
+                return NETDEV_TX_OK;
+        }
+
+        tpd_req = atl1c_cal_tpd_req(skb);
+        if (!spin_trylock_irqsave(&adapter->tx_lock, flags)) {
+                if (netif_msg_pktdata(adapter))
+                        dev_info(&adapter->pdev->dev, "tx locked\n");
+                return NETDEV_TX_LOCKED;
+        }
+        if (skb->mark == 0x01)
+                type = atl1c_trans_high;
+        else
+                type = atl1c_trans_normal;
+
+        if (atl1c_tpd_avail(adapter, type) < tpd_req) {
+                /* no enough descriptor, just stop queue */
+                netif_stop_queue(netdev);
+                spin_unlock_irqrestore(&adapter->tx_lock, flags);
+                return NETDEV_TX_BUSY;
+        }
+
+        tpd = atl1c_get_tpd(adapter, type);
+
+        /* do TSO and check sum */
+        if (atl1c_tso_csum(adapter, skb, &tpd, type) != 0) {
+                spin_unlock_irqrestore(&adapter->tx_lock, flags);
+                dev_kfree_skb_any(skb);
+                return NETDEV_TX_OK;
+        }
+
+        if (unlikely(adapter->vlgrp && vlan_tx_tag_present(skb))) {
+                u16 vlan = vlan_tx_tag_get(skb);
+                __le16 tag;
+
+                vlan = cpu_to_le16(vlan);
+                AT_VLAN_TO_TAG(vlan, tag);
+                tpd->word1 |= 1 << TPD_INS_VTAG_SHIFT;
+                tpd->vlan_tag = tag;
+        }
+
+        if (skb_network_offset(skb) != ETH_HLEN)
+                tpd->word1 |= 1 << TPD_ETH_TYPE_SHIFT; /* Ethernet frame */
+
+        atl1c_tx_map(adapter, skb, tpd, type);
+        atl1c_tx_queue(adapter, skb, tpd, type);
+
+        netdev->trans_start = jiffies;
+        spin_unlock_irqrestore(&adapter->tx_lock, flags);
+        return NETDEV_TX_OK;
+}
+
+static void atl1c_free_irq(struct atl1c_adapter *adapter)
+{
+        struct net_device *netdev = adapter->netdev;
+
+        free_irq(adapter->pdev->irq, netdev);
+
+        if (adapter->have_msi)
+                pci_disable_msi(adapter->pdev);
+}
+
+static int atl1c_request_irq(struct atl1c_adapter *adapter)
+{
+        struct pci_dev    *pdev   = adapter->pdev;
+        struct net_device *netdev = adapter->netdev;
+        int flags = 0;
+        int err = 0;
+
+        adapter->have_msi = true;
+        err = pci_enable_msi(adapter->pdev);
+        if (err) {
+                if (netif_msg_ifup(adapter))
+                        dev_err(&pdev->dev,
+                                "Unable to allocate MSI interrupt Error: %d\n",
+                                err);
+                adapter->have_msi = false;
+        } else
+                netdev->irq = pdev->irq;
+
+        if (!adapter->have_msi)
+                flags |= IRQF_SHARED;
+        err = request_irq(adapter->pdev->irq, &atl1c_intr, flags,
+                        netdev->name, netdev);
+        if (err) {
+                if (netif_msg_ifup(adapter))
+                        dev_err(&pdev->dev,
+                                "Unable to allocate interrupt Error: %d\n",
+                                err);
+                if (adapter->have_msi)
+                        pci_disable_msi(adapter->pdev);
+                return err;
+        }
+        if (netif_msg_ifup(adapter))
+                dev_dbg(&pdev->dev, "atl1c_request_irq OK\n");
+        return err;
+}
+
+int atl1c_up(struct atl1c_adapter *adapter)
+{
+        struct net_device *netdev = adapter->netdev;
+        int num;
+        int err;
+        int i;
+
+        netif_carrier_off(netdev);
+        atl1c_init_ring_ptrs(adapter);
+        atl1c_set_multi(netdev);
+        atl1c_restore_vlan(adapter);
+
+        for (i = 0; i < adapter->num_rx_queues; i++) {
+                num = atl1c_alloc_rx_buffer(adapter, i);
+                if (unlikely(num == 0)) {
+                        err = -ENOMEM;
+                        goto err_alloc_rx;
+                }
+        }
+
+        if (atl1c_configure(adapter)) {
+                err = -EIO;
+                goto err_up;
+        }
+
+        err = atl1c_request_irq(adapter);
+        if (unlikely(err))
+                goto err_up;
+
+        clear_bit(__AT_DOWN, &adapter->flags);
+        napi_enable(&adapter->napi);
+        atl1c_irq_enable(adapter);
+        atl1c_check_link_status(adapter);
+        netif_start_queue(netdev);
+        return err;
+
+err_up:
+err_alloc_rx:
+        atl1c_clean_rx_ring(adapter);
+        return err;
+}
+
+void atl1c_down(struct atl1c_adapter *adapter)
+{
+        struct net_device *netdev = adapter->netdev;
+
+        atl1c_del_timer(adapter);
+        atl1c_cancel_work(adapter);
+
+        /* signal that we're down so the interrupt handler does not
+         * reschedule our watchdog timer */
+        set_bit(__AT_DOWN, &adapter->flags);
+        netif_carrier_off(netdev);
+        napi_disable(&adapter->napi);
+        atl1c_irq_disable(adapter);
+        atl1c_free_irq(adapter);
+        AT_WRITE_REG(&adapter->hw, REG_ISR, ISR_DIS_INT);
+        /* reset MAC to disable all RX/TX */
+        atl1c_reset_mac(&adapter->hw);
+        msleep(1);
+
+        adapter->link_speed = SPEED_0;
+        adapter->link_duplex = -1;
+        atl1c_clean_tx_ring(adapter, atl1c_trans_normal);
+        atl1c_clean_tx_ring(adapter, atl1c_trans_high);
+        atl1c_clean_rx_ring(adapter);
+}
+
+/*
+ * atl1c_open - Called when a network interface is made active
+ * @netdev: network interface device structure
+ *
+ * Returns 0 on success, negative value on failure
+ *
+ * The open entry point is called when a network interface is made
+ * active by the system (IFF_UP).  At this point all resources needed
+ * for transmit and receive operations are allocated, the interrupt
+ * handler is registered with the OS, the watchdog timer is started,
+ * and the stack is notified that the interface is ready.
+ */
+static int atl1c_open(struct net_device *netdev)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        int err;
+
+        /* disallow open during test */
+        if (test_bit(__AT_TESTING, &adapter->flags))
+                return -EBUSY;
+
+        /* allocate rx/tx dma buffer & descriptors */
+        err = atl1c_setup_ring_resources(adapter);
+        if (unlikely(err))
+                return err;
+
+        err = atl1c_up(adapter);
+        if (unlikely(err))
+                goto err_up;
+
+        if (adapter->hw.ctrl_flags & ATL1C_FPGA_VERSION) {
+                u32 phy_data;
+
+                AT_READ_REG(&adapter->hw, REG_MDIO_CTRL, &phy_data);
+                phy_data |= MDIO_AP_EN;
+                AT_WRITE_REG(&adapter->hw, REG_MDIO_CTRL, phy_data);
+        }
+        return 0;
+
+err_up:
+        atl1c_free_irq(adapter);
+        atl1c_free_ring_resources(adapter);
+        atl1c_reset_mac(&adapter->hw);
+        return err;
+}
+
+/*
+ * atl1c_close - Disables a network interface
+ * @netdev: network interface device structure
+ *
+ * Returns 0, this is not allowed to fail
+ *
+ * The close entry point is called when an interface is de-activated
+ * by the OS.  The hardware is still under the drivers control, but
+ * needs to be disabled.  A global MAC reset is issued to stop the
+ * hardware, and all transmit and receive resources are freed.
+ */
+static int atl1c_close(struct net_device *netdev)
+{
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        WARN_ON(test_bit(__AT_RESETTING, &adapter->flags));
+        atl1c_down(adapter);
+        atl1c_free_ring_resources(adapter);
+        return 0;
+}
+
+static int atl1c_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+        struct net_device *netdev = pci_get_drvdata(pdev);
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+        struct atl1c_hw *hw = &adapter->hw;
+        u32 ctrl;
+        u32 mac_ctrl_data;
+        u32 master_ctrl_data;
+        u32 wol_ctrl_data;
+        u16 mii_bmsr_data;
+        u16 save_autoneg_advertised;
+        u16 mii_intr_status_data;
+        u32 wufc = adapter->wol;
+        u32 i;
+        int retval = 0;
+
+        if (netif_running(netdev)) {
+                WARN_ON(test_bit(__AT_RESETTING, &adapter->flags));
+                atl1c_down(adapter);
+        }
+        netif_device_detach(netdev);
+        atl1c_disable_l0s_l1(hw);
+        retval = pci_save_state(pdev);
+        if (retval)
+                return retval;
+        if (wufc) {
+                AT_READ_REG(hw, REG_MASTER_CTRL, &master_ctrl_data);
+                master_ctrl_data &= ~MASTER_CTRL_CLK_SEL_DIS;
+
+                /* get link status */
+                atl1c_read_phy_reg(hw, MII_BMSR, (u16 *)&mii_bmsr_data);
+                atl1c_read_phy_reg(hw, MII_BMSR, (u16 *)&mii_bmsr_data);
+                save_autoneg_advertised = hw->autoneg_advertised;
+                hw->autoneg_advertised = ADVERTISED_10baseT_Half;
+                if (atl1c_restart_autoneg(hw) != 0)
+                        if (netif_msg_link(adapter))
+                                dev_warn(&pdev->dev, "phy autoneg failed\n");
+                hw->phy_configured = false; /* re-init PHY when resume */
+                hw->autoneg_advertised = save_autoneg_advertised;
+                /* turn on magic packet wol */
+                if (wufc & AT_WUFC_MAG)
+                        wol_ctrl_data = WOL_MAGIC_EN | WOL_MAGIC_PME_EN;
+
+                if (wufc & AT_WUFC_LNKC) {
+                        for (i = 0; i < AT_SUSPEND_LINK_TIMEOUT; i++) {
+                                msleep(100);
+                                atl1c_read_phy_reg(hw, MII_BMSR,
+                                        (u16 *)&mii_bmsr_data);
+                                if (mii_bmsr_data & BMSR_LSTATUS)
+                                        break;
+                        }
+                        if ((mii_bmsr_data & BMSR_LSTATUS) == 0)
+                                if (netif_msg_link(adapter))
+                                        dev_warn(&pdev->dev,
+                                                "%s: Link may change"
+                                                "when suspend\n",
+                                                atl1c_driver_name);
+                        wol_ctrl_data |=  WOL_LINK_CHG_EN | WOL_LINK_CHG_PME_EN;
+                        /* only link up can wake up */
+                        if (atl1c_write_phy_reg(hw, MII_IER, IER_LINK_UP) != 0) {
+                                if (netif_msg_link(adapter))
+                                        dev_err(&pdev->dev,
+                                                "%s: read write phy "
+                                                "register failed.\n",
+                                                atl1c_driver_name);
+                                goto wol_dis;
+                        }
+                }
+                /* clear phy interrupt */
+                atl1c_read_phy_reg(hw, MII_ISR, &mii_intr_status_data);
+                /* Config MAC Ctrl register */
+                mac_ctrl_data = MAC_CTRL_RX_EN;
+                /* set to 10/100M halt duplex */
+                mac_ctrl_data |= atl1c_mac_speed_10_100 << MAC_CTRL_SPEED_SHIFT;
+                mac_ctrl_data |= (((u32)adapter->hw.preamble_len &
+                                 MAC_CTRL_PRMLEN_MASK) <<
+                                 MAC_CTRL_PRMLEN_SHIFT);
+
+                if (adapter->vlgrp)
+                        mac_ctrl_data |= MAC_CTRL_RMV_VLAN;
+
+                /* magic packet maybe Broadcast&multicast&Unicast frame */
+                if (wufc & AT_WUFC_MAG)
+                        mac_ctrl_data |= MAC_CTRL_BC_EN;
+
+                if (netif_msg_hw(adapter))
+                        dev_dbg(&pdev->dev,
+                                "%s: suspend MAC=0x%x\n",
+                                atl1c_driver_name, mac_ctrl_data);
+                AT_WRITE_REG(hw, REG_MASTER_CTRL, master_ctrl_data);
+                AT_WRITE_REG(hw, REG_WOL_CTRL, wol_ctrl_data);
+                AT_WRITE_REG(hw, REG_MAC_CTRL, mac_ctrl_data);
+
+                /* pcie patch */
+                AT_READ_REG(hw, REG_PCIE_PHYMISC, &ctrl);
+                ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
+                AT_WRITE_REG(hw, REG_PCIE_PHYMISC, ctrl);
+
+                pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
+                goto suspend_exit;
+        }
+wol_dis:
+
+        /* WOL disabled */
+        AT_WRITE_REG(hw, REG_WOL_CTRL, 0);
+
+        /* pcie patch */
+        AT_READ_REG(hw, REG_PCIE_PHYMISC, &ctrl);
+        ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
+        AT_WRITE_REG(hw, REG_PCIE_PHYMISC, ctrl);
+
+        atl1c_phy_disable(hw);
+        hw->phy_configured = false; /* re-init PHY when resume */
+
+        pci_enable_wake(pdev, pci_choose_state(pdev, state), 0);
+suspend_exit:
+
+        pci_disable_device(pdev);
+        pci_set_power_state(pdev, pci_choose_state(pdev, state));
+
+        return 0;
+}
+
+static int atl1c_resume(struct pci_dev *pdev)
+{
+        struct net_device *netdev = pci_get_drvdata(pdev);
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        pci_set_power_state(pdev, PCI_D0);
+        pci_restore_state(pdev);
+        pci_enable_wake(pdev, PCI_D3hot, 0);
+        pci_enable_wake(pdev, PCI_D3cold, 0);
+
+        AT_WRITE_REG(&adapter->hw, REG_WOL_CTRL, 0);
+
+        atl1c_phy_reset(&adapter->hw);
+        atl1c_reset_mac(&adapter->hw);
+        netif_device_attach(netdev);
+        if (netif_running(netdev))
+                atl1c_up(adapter);
+
+        return 0;
+}
+
+static void atl1c_shutdown(struct pci_dev *pdev)
+{
+        atl1c_suspend(pdev, PMSG_SUSPEND);
+}
+
+static const struct net_device_ops atl1c_netdev_ops = {
+        .ndo_open               = atl1c_open,
+        .ndo_stop               = atl1c_close,
+        .ndo_validate_addr      = eth_validate_addr,
+        .ndo_start_xmit         = atl1c_xmit_frame,
+        .ndo_set_mac_address    = atl1c_set_mac_addr,
+        .ndo_set_multicast_list = atl1c_set_multi,
+        .ndo_change_mtu         = atl1c_change_mtu,
+        .ndo_do_ioctl           = atl1c_ioctl,
+        .ndo_tx_timeout         = atl1c_tx_timeout,
+        .ndo_get_stats          = atl1c_get_stats,
+        .ndo_vlan_rx_register   = atl1c_vlan_rx_register,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+        .ndo_poll_controller    = atl1c_netpoll,
+#endif
+};
+
+static int atl1c_init_netdev(struct net_device *netdev, struct pci_dev *pdev)
+{
+        SET_NETDEV_DEV(netdev, &pdev->dev);
+        pci_set_drvdata(pdev, netdev);
+
+        netdev->irq  = pdev->irq;
+        netdev->netdev_ops = &atl1c_netdev_ops;
+        netdev->watchdog_timeo = AT_TX_WATCHDOG;
+        atl1c_set_ethtool_ops(netdev);
+
+        /* TODO: add when ready */
+        netdev->features =      NETIF_F_SG         |
+                                NETIF_F_HW_CSUM    |
+                                NETIF_F_HW_VLAN_TX |
+                                NETIF_F_HW_VLAN_RX |
+                                NETIF_F_TSO        |
+                                NETIF_F_TSO6;
+        return 0;
+}
+
+/*
+ * atl1c_probe - Device Initialization Routine
+ * @pdev: PCI device information struct
+ * @ent: entry in atl1c_pci_tbl
+ *
+ * Returns 0 on success, negative on failure
+ *
+ * atl1c_probe initializes an adapter identified by a pci_dev structure.
+ * The OS initialization, configuring of the adapter private structure,
+ * and a hardware reset occur.
+ */
+static int __devinit atl1c_probe(struct pci_dev *pdev,
+                                 const struct pci_device_id *ent)
+{
+        struct net_device *netdev;
+        struct atl1c_adapter *adapter;
+        static int cards_found;
+
+        int err = 0;
+
+        /* enable device (incl. PCI PM wakeup and hotplug setup) */
+        err = pci_enable_device_mem(pdev);
+        if (err) {
+                dev_err(&pdev->dev, "cannot enable PCI device\n");
+                return err;
+        }
+
+        /*
+         * The atl1c chip can DMA to 64-bit addresses, but it uses a single
+         * shared register for the high 32 bits, so only a single, aligned,
+         * 4 GB physical address range can be used at a time.
+         *
+         * Supporting 64-bit DMA on this hardware is more trouble than it's
+         * worth.  It is far easier to limit to 32-bit DMA than update
+         * various kernel subsystems to support the mechanics required by a
+         * fixed-high-32-bit system.
+         */
+        if ((pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) ||
+            (pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK) != 0)) {
+                dev_err(&pdev->dev, "No usable DMA configuration,aborting\n");
+                goto err_dma;
+        }
+
+        err = pci_request_regions(pdev, atl1c_driver_name);
+        if (err) {
+                dev_err(&pdev->dev, "cannot obtain PCI resources\n");
+                goto err_pci_reg;
+        }
+
+        pci_set_master(pdev);
+
+        netdev = alloc_etherdev(sizeof(struct atl1c_adapter));
+        if (netdev == NULL) {
+                err = -ENOMEM;
+                dev_err(&pdev->dev, "etherdev alloc failed\n");
+                goto err_alloc_etherdev;
+        }
+
+        err = atl1c_init_netdev(netdev, pdev);
+        if (err) {
+                dev_err(&pdev->dev, "init netdevice failed\n");
+                goto err_init_netdev;
+        }
+        adapter = netdev_priv(netdev);
+        adapter->bd_number = cards_found;
+        adapter->netdev = netdev;
+        adapter->pdev = pdev;
+        adapter->hw.adapter = adapter;
+        adapter->msg_enable = netif_msg_init(-1, atl1c_default_msg);
+        adapter->hw.hw_addr = ioremap(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0));
+        if (!adapter->hw.hw_addr) {
+                err = -EIO;
+                dev_err(&pdev->dev, "cannot map device registers\n");
+                goto err_ioremap;
+        }
+        netdev->base_addr = (unsigned long)adapter->hw.hw_addr;
+
+        /* init mii data */
+        adapter->mii.dev = netdev;
+        adapter->mii.mdio_read  = atl1c_mdio_read;
+        adapter->mii.mdio_write = atl1c_mdio_write;
+        adapter->mii.phy_id_mask = 0x1f;
+        adapter->mii.reg_num_mask = MDIO_REG_ADDR_MASK;
+        netif_napi_add(netdev, &adapter->napi, atl1c_clean, 64);
+        setup_timer(&adapter->phy_config_timer, atl1c_phy_config,
+                        (unsigned long)adapter);
+        /* setup the private structure */
+        err = atl1c_sw_init(adapter);
+        if (err) {
+                dev_err(&pdev->dev, "net device private data init failed\n");
+                goto err_sw_init;
+        }
+        atl1c_reset_pcie(&adapter->hw, ATL1C_PCIE_L0S_L1_DISABLE |
+                        ATL1C_PCIE_PHY_RESET);
+
+        /* Init GPHY as early as possible due to power saving issue  */
+        atl1c_phy_reset(&adapter->hw);
+
+        err = atl1c_reset_mac(&adapter->hw);
+        if (err) {
+                err = -EIO;
+                goto err_reset;
+        }
+
+        device_init_wakeup(&pdev->dev, 1);
+        /* reset the controller to
+         * put the device in a known good starting state */
+        err = atl1c_phy_init(&adapter->hw);
+        if (err) {
+                err = -EIO;
+                goto err_reset;
+        }
+        if (atl1c_read_mac_addr(&adapter->hw) != 0) {
+                err = -EIO;
+                dev_err(&pdev->dev, "get mac address failed\n");
+                goto err_eeprom;
+        }
+        memcpy(netdev->dev_addr, adapter->hw.mac_addr, netdev->addr_len);
+        memcpy(netdev->perm_addr, adapter->hw.mac_addr, netdev->addr_len);
+        if (netif_msg_probe(adapter))
+                dev_dbg(&pdev->dev,
+                        "mac address : %02x-%02x-%02x-%02x-%02x-%02x\n",
+                        adapter->hw.mac_addr[0], adapter->hw.mac_addr[1],
+                        adapter->hw.mac_addr[2], adapter->hw.mac_addr[3],
+                        adapter->hw.mac_addr[4], adapter->hw.mac_addr[5]);
+
+        atl1c_hw_set_mac_addr(&adapter->hw);
+        INIT_WORK(&adapter->reset_task, atl1c_reset_task);
+        INIT_WORK(&adapter->link_chg_task, atl1c_link_chg_task);
+        err = register_netdev(netdev);
+        if (err) {
+                dev_err(&pdev->dev, "register netdevice failed\n");
+                goto err_register;
+        }
+
+        if (netif_msg_probe(adapter))
+                dev_info(&pdev->dev, "version %s\n", ATL1C_DRV_VERSION);
+        cards_found++;
+        return 0;
+
+err_reset:
+err_register:
+err_sw_init:
+err_eeprom:
+        iounmap(adapter->hw.hw_addr);
+err_init_netdev:
+err_ioremap:
+        free_netdev(netdev);
+err_alloc_etherdev:
+        pci_release_regions(pdev);
+err_pci_reg:
+err_dma:
+        pci_disable_device(pdev);
+        return err;
+}
+
+/*
+ * atl1c_remove - Device Removal Routine
+ * @pdev: PCI device information struct
+ *
+ * atl1c_remove is called by the PCI subsystem to alert the driver
+ * that it should release a PCI device.  The could be caused by a
+ * Hot-Plug event, or because the driver is going to be removed from
+ * memory.
+ */
+static void __devexit atl1c_remove(struct pci_dev *pdev)
+{
+        struct net_device *netdev = pci_get_drvdata(pdev);
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        unregister_netdev(netdev);
+        atl1c_phy_disable(&adapter->hw);
+
+        iounmap(adapter->hw.hw_addr);
+
+        pci_release_regions(pdev);
+        pci_disable_device(pdev);
+        free_netdev(netdev);
+}
+
+/*
+ * atl1c_io_error_detected - called when PCI error is detected
+ * @pdev: Pointer to PCI device
+ * @state: The current pci connection state
+ *
+ * This function is called after a PCI bus error affecting
+ * this device has been detected.
+ */
+static pci_ers_result_t atl1c_io_error_detected(struct pci_dev *pdev,
+                                                pci_channel_state_t state)
+{
+        struct net_device *netdev = pci_get_drvdata(pdev);
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        netif_device_detach(netdev);
+
+        if (netif_running(netdev))
+                atl1c_down(adapter);
+
+        pci_disable_device(pdev);
+
+        /* Request a slot slot reset. */
+        return PCI_ERS_RESULT_NEED_RESET;
+}
+
+/*
+ * atl1c_io_slot_reset - called after the pci bus has been reset.
+ * @pdev: Pointer to PCI device
+ *
+ * Restart the card from scratch, as if from a cold-boot. Implementation
+ * resembles the first-half of the e1000_resume routine.
+ */
+static pci_ers_result_t atl1c_io_slot_reset(struct pci_dev *pdev)
+{
+        struct net_device *netdev = pci_get_drvdata(pdev);
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        if (pci_enable_device(pdev)) {
+                if (netif_msg_hw(adapter))
+                        dev_err(&pdev->dev,
+                                "Cannot re-enable PCI device after reset\n");
+                return PCI_ERS_RESULT_DISCONNECT;
+        }
+        pci_set_master(pdev);
+
+        pci_enable_wake(pdev, PCI_D3hot, 0);
+        pci_enable_wake(pdev, PCI_D3cold, 0);
+
+        atl1c_reset_mac(&adapter->hw);
+
+        return PCI_ERS_RESULT_RECOVERED;
+}
+
+/*
+ * atl1c_io_resume - called when traffic can start flowing again.
+ * @pdev: Pointer to PCI device
+ *
+ * This callback is called when the error recovery driver tells us that
+ * its OK to resume normal operation. Implementation resembles the
+ * second-half of the atl1c_resume routine.
+ */
+static void atl1c_io_resume(struct pci_dev *pdev)
+{
+        struct net_device *netdev = pci_get_drvdata(pdev);
+        struct atl1c_adapter *adapter = netdev_priv(netdev);
+
+        if (netif_running(netdev)) {
+                if (atl1c_up(adapter)) {
+                        if (netif_msg_hw(adapter))
+                                dev_err(&pdev->dev,
+                                        "Cannot bring device back up after reset\n");
+                        return;
+                }
+        }
+
+        netif_device_attach(netdev);
+}
+
+static struct pci_error_handlers atl1c_err_handler = {
+        .error_detected = atl1c_io_error_detected,
+        .slot_reset = atl1c_io_slot_reset,
+        .resume = atl1c_io_resume,
+};
+
+static struct pci_driver atl1c_driver = {
+        .name     = atl1c_driver_name,
+        .id_table = atl1c_pci_tbl,
+        .probe    = atl1c_probe,
+        .remove   = __devexit_p(atl1c_remove),
+        /* Power Managment Hooks */
+        .suspend  = atl1c_suspend,
+        .resume   = atl1c_resume,
+        .shutdown = atl1c_shutdown,
+        .err_handler = &atl1c_err_handler
+};
+
+/*
+ * atl1c_init_module - Driver Registration Routine
+ *
+ * atl1c_init_module is the first routine called when the driver is
+ * loaded. All it does is register with the PCI subsystem.
+ */
+static int __init atl1c_init_module(void)
+{
+        return pci_register_driver(&atl1c_driver);
+}
+
+/*
+ * atl1c_exit_module - Driver Exit Cleanup Routine
+ *
+ * atl1c_exit_module is called just before the driver is removed
+ * from memory.
+ */
+static void __exit atl1c_exit_module(void)
+{
+        pci_unregister_driver(&atl1c_driver);
+}
+
+module_init(atl1c_init_module);
+module_exit(atl1c_exit_module);
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 0089746b8d02..bab8a934c33d 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -90,6 +90,7 @@ static const struct pci_device_id cxgb3_pci_tbl[] = {
         CH_DEVICE(0x30, 2),     /* T3B10 */
         CH_DEVICE(0x31, 3),     /* T3B20 */
         CH_DEVICE(0x32, 1),     /* T3B02 */
+        CH_DEVICE(0x35, 6),     /* T3C20-derived T3C10 */
         {0,}
 };
 
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index 2d1433077a8e..ac2a974dfe37 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -512,6 +512,13 @@ static const struct adapter_info t3_adap_info[] = {
          F_GPIO5_OUT_VAL | F_GPIO6_OUT_VAL | F_GPIO10_OUT_VAL,
          { S_GPIO9, S_GPIO3 }, SUPPORTED_10000baseT_Full | SUPPORTED_AUI,
          &mi1_mdio_ext_ops, "Chelsio T320"},
+        {},
+        {},
+        {1, 0,
+         F_GPIO1_OEN | F_GPIO2_OEN | F_GPIO4_OEN | F_GPIO6_OEN | F_GPIO7_OEN |
+         F_GPIO10_OEN | F_GPIO1_OUT_VAL | F_GPIO6_OUT_VAL | F_GPIO10_OUT_VAL,
+         { S_GPIO9 }, SUPPORTED_10000baseT_Full | SUPPORTED_AUI,
+         &mi1_mdio_ext_ops, "Chelsio T310" },
 };
 
 /*
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index 5b910cf63740..b8251e827059 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -6011,9 +6011,20 @@ static void nv_shutdown(struct pci_dev *pdev)
         if (netif_running(dev))
                 nv_close(dev);
 
-        nv_restore_mac_addr(pdev);
+        /*
+         * Restore the MAC so a kernel started by kexec won't get confused.
+         * If we really go for poweroff, we must not restore the MAC,
+         * otherwise the MAC for WOL will be reversed at least on some boards.
+         */
+        if (system_state != SYSTEM_POWER_OFF) {
+                nv_restore_mac_addr(pdev);
+        }
 
         pci_disable_device(pdev);
+        /*
+         * Apparently it is not possible to reinitialise from D3 hot,
+         * only put the device into D3 if we really go for poweroff.
+         */
         if (system_state == SYSTEM_POWER_OFF) {
                 if (pci_enable_wake(pdev, PCI_D3cold, np->wolenabled))
                         pci_enable_wake(pdev, PCI_D3hot, np->wolenabled);
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index 5f31bbb614af..13f11f402a99 100644
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -1175,7 +1175,7 @@ static void mib_counters_update(struct mv643xx_eth_private *mp)
 {
         struct mib_counters *p = &mp->mib_counters;
 
-        spin_lock(&mp->mib_counters_lock);
+        spin_lock_bh(&mp->mib_counters_lock);
         p->good_octets_received += mib_read(mp, 0x00);
         p->good_octets_received += (u64)mib_read(mp, 0x04) << 32;
         p->bad_octets_received += mib_read(mp, 0x08);
@@ -1208,7 +1208,7 @@ static void mib_counters_update(struct mv643xx_eth_private *mp)
         p->bad_crc_event += mib_read(mp, 0x74);
         p->collision += mib_read(mp, 0x78);
         p->late_collision += mib_read(mp, 0x7c);
-        spin_unlock(&mp->mib_counters_lock);
+        spin_unlock_bh(&mp->mib_counters_lock);
 
         mod_timer(&mp->mib_counters_timer, jiffies + 30 * HZ);
 }
@@ -1575,7 +1575,7 @@ oom:
                 return;
         }
 
-        mc_spec = kmalloc(0x200, GFP_KERNEL);
+        mc_spec = kmalloc(0x200, GFP_ATOMIC);
         if (mc_spec == NULL)
                 goto oom;
         mc_other = mc_spec + (0x100 >> 2);
@@ -2216,8 +2216,6 @@ static int mv643xx_eth_stop(struct net_device *dev)
         wrlp(mp, INT_MASK, 0x00000000);
         rdlp(mp, INT_MASK);
 
-        del_timer_sync(&mp->mib_counters_timer);
-
         napi_disable(&mp->napi);
 
         del_timer_sync(&mp->rx_oom);
@@ -2229,6 +2227,7 @@ static int mv643xx_eth_stop(struct net_device *dev)
         port_reset(mp);
         mv643xx_eth_get_stats(dev);
         mib_counters_update(mp);
+        del_timer_sync(&mp->mib_counters_timer);
 
         skb_queue_purge(&mp->rx_recycle);
 
diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c
index 783c1a7b869e..9a78daec2fe9 100644
--- a/drivers/net/smsc911x.c
+++ b/drivers/net/smsc911x.c
@@ -1624,7 +1624,7 @@ static int smsc911x_eeprom_send_cmd(struct smsc911x_data *pdata, u32 op)
         do {
                 msleep(1);
                 e2cmd = smsc911x_reg_read(pdata, E2P_CMD);
-        } while ((e2cmd & E2P_CMD_EPC_BUSY_) && (timeout--));
+        } while ((e2cmd & E2P_CMD_EPC_BUSY_) && (--timeout));
 
         if (!timeout) {
                 SMSC_TRACE(DRV, "TIMED OUT");
diff --git a/drivers/net/smsc9420.c b/drivers/net/smsc9420.c
index a1e4b3895b33..4e15ae068b3f 100644
--- a/drivers/net/smsc9420.c
+++ b/drivers/net/smsc9420.c
@@ -341,7 +341,7 @@ static int smsc9420_eeprom_send_cmd(struct smsc9420_pdata *pd, u32 op)
         do {
                 msleep(1);
                 e2cmd = smsc9420_reg_read(pd, E2P_CMD);
-        } while ((e2cmd & E2P_CMD_EPC_BUSY_) && (timeout--));
+        } while ((e2cmd & E2P_CMD_EPC_BUSY_) && (--timeout));
 
         if (!timeout) {
                 smsc_info(HW, "TIMED OUT");
@@ -413,6 +413,7 @@ static int smsc9420_ethtool_get_eeprom(struct net_device *dev,
         }
 
         memcpy(data, &eeprom_data[eeprom->offset], len);
+        eeprom->magic = SMSC9420_EEPROM_MAGIC;
         eeprom->len = len;
         return 0;
 }
@@ -423,6 +424,9 @@ static int smsc9420_ethtool_set_eeprom(struct net_device *dev,
         struct smsc9420_pdata *pd = netdev_priv(dev);
         int ret;
 
+        if (eeprom->magic != SMSC9420_EEPROM_MAGIC)
+                return -EINVAL;
+
         smsc9420_eeprom_enable_access(pd);
         smsc9420_eeprom_send_cmd(pd, E2P_CMD_EPC_CMD_EWEN_);
         ret = smsc9420_eeprom_write_location(pd, eeprom->offset, *data);
diff --git a/drivers/net/smsc9420.h b/drivers/net/smsc9420.h
index 69c351f93f86..e441402f77a2 100644
--- a/drivers/net/smsc9420.h
+++ b/drivers/net/smsc9420.h
@@ -44,6 +44,7 @@
 #define LAN_REGISTER_EXTENT             (0x400)
 
 #define SMSC9420_EEPROM_SIZE            ((u32)11)
+#define SMSC9420_EEPROM_MAGIC           (0x9420)
 
 #define PKT_BUF_SZ                      (VLAN_ETH_FRAME_LEN + NET_IP_ALIGN + 4)
 
diff --git a/drivers/net/sundance.c b/drivers/net/sundance.c
index feaf0e0577d7..43695b76606f 100644
--- a/drivers/net/sundance.c
+++ b/drivers/net/sundance.c
@@ -909,7 +909,7 @@ static void check_duplex(struct net_device *dev)
                         printk(KERN_INFO "%s: Setting %s-duplex based on MII #%d "
                                    "negotiated capability %4.4x.\n", dev->name,
                                    duplex ? "full" : "half", np->phys[0], negotiated);
-                iowrite16(ioread16(ioaddr + MACCtrl0) | duplex ? 0x20 : 0, ioaddr + MACCtrl0);
+                iowrite16(ioread16(ioaddr + MACCtrl0) | (duplex ? 0x20 : 0), ioaddr + MACCtrl0);
         }
 }
 
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index 491876341068..8d64b1da0465 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -1157,7 +1157,7 @@ static void gem_pcs_reset(struct gem *gp)
                 if (limit-- <= 0)
                         break;
         }
-        if (limit <= 0)
+        if (limit < 0)
                 printk(KERN_WARNING "%s: PCS reset bit would not clear.\n",
                        gp->dev->name);
 }
diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c
index 281373281756..16c528db7251 100644
--- a/drivers/net/sunlance.c
+++ b/drivers/net/sunlance.c
@@ -343,7 +343,7 @@ static void lance_init_ring_dvma(struct net_device *dev)
         ib->phys_addr [5] = dev->dev_addr [4];
 
         /* Setup the Tx ring entries */
-        for (i = 0; i <= TX_RING_SIZE; i++) {
+        for (i = 0; i < TX_RING_SIZE; i++) {
                 leptr = LANCE_ADDR(aib + libbuff_offset(tx_buf, i));
                 ib->btx_ring [i].tmd0      = leptr;
                 ib->btx_ring [i].tmd1_hadr = leptr >> 16;
@@ -399,7 +399,7 @@ static void lance_init_ring_pio(struct net_device *dev)
         sbus_writeb(dev->dev_addr[4], &ib->phys_addr[5]);
 
         /* Setup the Tx ring entries */
-        for (i = 0; i <= TX_RING_SIZE; i++) {
+        for (i = 0; i < TX_RING_SIZE; i++) {
                 leptr = libbuff_offset(tx_buf, i);
                 sbus_writew(leptr,      &ib->btx_ring [i].tmd0);
                 sbus_writeb(leptr >> 16,&ib->btx_ring [i].tmd1_hadr);
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 4595962fb8e1..b080f9493d83 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -2237,8 +2237,8 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
                         phyid = phydev->drv->phy_id & phydev->drv->phy_id_mask;
                         if (phyid != TG3_PHY_ID_BCMAC131) {
                                 phyid &= TG3_PHY_OUI_MASK;
-                                if (phyid == TG3_PHY_OUI_1 &&
-                                    phyid == TG3_PHY_OUI_2 &&
+                                if (phyid == TG3_PHY_OUI_1 ||
+                                    phyid == TG3_PHY_OUI_2 ||
                                     phyid == TG3_PHY_OUI_3)
                                         do_low_power = true;
                         }
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 852d0e7c4e62..108bbbeacfb6 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -263,10 +263,11 @@ static void veth_dev_free(struct net_device *dev)
 }
 
 static const struct net_device_ops veth_netdev_ops = {
-        .ndo_init       = veth_dev_init,
-        .ndo_open       = veth_open,
-        .ndo_start_xmit = veth_xmit,
-        .ndo_get_stats  = veth_get_stats,
+        .ndo_init            = veth_dev_init,
+        .ndo_open            = veth_open,
+        .ndo_start_xmit      = veth_xmit,
+        .ndo_get_stats       = veth_get_stats,
+        .ndo_set_mac_address = eth_mac_addr,
 };
 
 static void veth_setup(struct net_device *dev)
diff --git a/drivers/net/wimax/i2400m/i2400m.h b/drivers/net/wimax/i2400m/i2400m.h
index 067c871cc226..3b9d27ea2950 100644
--- a/drivers/net/wimax/i2400m/i2400m.h
+++ b/drivers/net/wimax/i2400m/i2400m.h
@@ -157,7 +157,7 @@ enum {
 
 
 /* Firmware version we request when pulling the fw image file */
-#define I2400M_FW_VERSION "1.3"
+#define I2400M_FW_VERSION "1.4"
 
 
 /**
diff --git a/drivers/parport/parport_atari.c b/drivers/parport/parport_atari.c
index ad4cdd256137..0b28fccec03f 100644
--- a/drivers/parport/parport_atari.c
+++ b/drivers/parport/parport_atari.c
@@ -84,7 +84,7 @@ parport_atari_frob_control(struct parport *p, unsigned char mask,
 static unsigned char
 parport_atari_read_status(struct parport *p)
 {
-        return ((mfp.par_dt_reg & 1 ? 0 : PARPORT_STATUS_BUSY) |
+        return ((st_mfp.par_dt_reg & 1 ? 0 : PARPORT_STATUS_BUSY) |
                 PARPORT_STATUS_SELECT | PARPORT_STATUS_ERROR);
 }
 
@@ -193,9 +193,9 @@ static int __init parport_atari_init(void)
                 sound_ym.wd_data = sound_ym.rd_data_reg_sel | (1 << 5);
                 local_irq_restore(flags);
                 /* MFP port I0 as input. */
-                mfp.data_dir &= ~1;
+                st_mfp.data_dir &= ~1;
                 /* MFP port I0 interrupt on high->low edge. */
-                mfp.active_edge &= ~1;
+                st_mfp.active_edge &= ~1;
                 p = parport_register_port((unsigned long)&sound_ym.wd_data,
                                           IRQ_MFP_BUSY, PARPORT_DMA_NONE,
                                           &parport_atari_ops);
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index f4b7c79023ff..f3f686581a90 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -61,6 +61,8 @@
 /* global iommu list, set NULL for ignored DMAR units */
 static struct intel_iommu **g_iommus;
 
+static int rwbf_quirk;
+
 /*
  * 0: Present
  * 1-11: Reserved
@@ -785,7 +787,7 @@ static void iommu_flush_write_buffer(struct intel_iommu *iommu)
         u32 val;
         unsigned long flag;
 
-        if (!cap_rwbf(iommu->cap))
+        if (!rwbf_quirk && !cap_rwbf(iommu->cap))
                 return;
         val = iommu->gcmd | DMA_GCMD_WBF;
 
@@ -3137,3 +3139,15 @@ static struct iommu_ops intel_iommu_ops = {
         .unmap          = intel_iommu_unmap_range,
         .iova_to_phys   = intel_iommu_iova_to_phys,
 };
+
+static void __devinit quirk_iommu_rwbf(struct pci_dev *dev)
+{
+        /*
+         * Mobile 4 Series Chipset neglects to set RWBF capability,
+         * but needs it:
+         */
+        printk(KERN_INFO "DMAR: Forcing write-buffer flush capability\n");
+        rwbf_quirk = 1;
+}
+
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2a40, quirk_iommu_rwbf);
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 44f15ff70c1d..baba2eb5367d 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -103,14 +103,12 @@ static void msix_set_enable(struct pci_dev *dev, int enable)
         }
 }
 
-/*
- * Essentially, this is ((1 << (1 << x)) - 1), but without the
- * undefinedness of a << 32.
- */
 static inline __attribute_const__ u32 msi_mask(unsigned x)
 {
-        static const u32 mask[] = { 1, 2, 4, 0xf, 0xff, 0xffff, 0xffffffff };
-        return mask[x];
+        /* Don't shift by >= width of type */
+        if (x >= 5)
+                return 0xffffffff;
+        return (1 << (1 << x)) - 1;
 }
 
 static void msix_flush_writes(struct irq_desc *desc)
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index e3efe6b19ee7..6d6120007af4 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1540,16 +1540,21 @@ void pci_release_region(struct pci_dev *pdev, int bar)
 }
 
 /**
- *      pci_request_region - Reserved PCI I/O and memory resource
+ *      __pci_request_region - Reserved PCI I/O and memory resource
  *      @pdev: PCI device whose resources are to be reserved
  *      @bar: BAR to be reserved
  *      @res_name: Name to be associated with resource.
+ *      @exclusive: whether the region access is exclusive or not
  *
  *      Mark the PCI region associated with PCI device @pdev BR @bar as
  *      being reserved by owner @res_name.  Do not access any
  *      address inside the PCI regions unless this call returns
  *      successfully.
  *
+ *      If @exclusive is set, then the region is marked so that userspace
+ *      is explicitly not allowed to map the resource via /dev/mem or
+ *      sysfs MMIO access.
+ *
  *      Returns 0 on success, or %EBUSY on error.  A warning
  *      message is also printed on failure.
  */
@@ -1588,12 +1593,12 @@ err_out:
 }
 
 /**
- *      pci_request_region - Reserved PCI I/O and memory resource
+ *      pci_request_region - Reserve PCI I/O and memory resource
  *      @pdev: PCI device whose resources are to be reserved
  *      @bar: BAR to be reserved
- *      @res_name: Name to be associated with resource.
+ *      @res_name: Name to be associated with resource
  *
- *      Mark the PCI region associated with PCI device @pdev BR @bar as
+ *      Mark the PCI region associated with PCI device @pdev BAR @bar as
  *      being reserved by owner @res_name.  Do not access any
  *      address inside the PCI regions unless this call returns
  *      successfully.
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 26ddf78ac300..07c0aa5275e6 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -16,21 +16,21 @@ extern int pci_mmap_fits(struct pci_dev *pdev, int resno,
 #endif
 
 /**
- * Firmware PM callbacks
+ * struct pci_platform_pm_ops - Firmware PM callbacks
  *
- * @is_manageable - returns 'true' if given device is power manageable by the
- *                  platform firmware
+ * @is_manageable: returns 'true' if given device is power manageable by the
+ *                 platform firmware
  *
- * @set_state - invokes the platform firmware to set the device's power state
+ * @set_state: invokes the platform firmware to set the device's power state
  *
- * @choose_state - returns PCI power state of given device preferred by the
- *                 platform; to be used during system-wide transitions from a
- *                 sleeping state to the working state and vice versa
+ * @choose_state: returns PCI power state of given device preferred by the
+ *                platform; to be used during system-wide transitions from a
+ *                sleeping state to the working state and vice versa
  *
- * @can_wakeup - returns 'true' if given device is capable of waking up the
- *               system from a sleeping state
+ * @can_wakeup: returns 'true' if given device is capable of waking up the
+ *              system from a sleeping state
  *
- * @sleep_wake - enables/disables the system wake up capability of given device
+ * @sleep_wake: enables/disables the system wake up capability of given device
  *
  * If given platform is generally capable of power managing PCI devices, all of
  * these callbacks are mandatory.
diff --git a/drivers/pci/rom.c b/drivers/pci/rom.c
index 29cbe47f219f..36864a935d68 100644
--- a/drivers/pci/rom.c
+++ b/drivers/pci/rom.c
@@ -55,6 +55,7 @@ void pci_disable_rom(struct pci_dev *pdev)
 
 /**
  * pci_get_rom_size - obtain the actual size of the ROM image
+ * @pdev: target PCI device
  * @rom: kernel virtual pointer to image of ROM
  * @size: size of PCI window
  *  return: size of actual ROM image
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index 94363115a42a..b3866ad50227 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -62,6 +62,7 @@ config DELL_LAPTOP
         depends on EXPERIMENTAL
         depends on BACKLIGHT_CLASS_DEVICE
         depends on RFKILL
+        depends on POWER_SUPPLY
         default n
         ---help---
         This driver adds support for rfkill and backlight control to Dell
@@ -301,6 +302,7 @@ config INTEL_MENLOW
 config EEEPC_LAPTOP
         tristate "Eee PC Hotkey Driver (EXPERIMENTAL)"
         depends on ACPI
+        depends on INPUT
         depends on EXPERIMENTAL
         select BACKLIGHT_CLASS_DEVICE
         select HWMON
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index 65dc41540c62..45940f31fe9e 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -166,6 +166,7 @@ struct fujitsu_hotkey_t {
         struct platform_device *pf_device;
         struct kfifo *fifo;
         spinlock_t fifo_lock;
+        int rfkill_supported;
         int rfkill_state;
         int logolamp_registered;
         int kblamps_registered;
@@ -526,7 +527,7 @@ static ssize_t
 show_lid_state(struct device *dev,
                         struct device_attribute *attr, char *buf)
 {
-        if (fujitsu_hotkey->rfkill_state == UNSUPPORTED_CMD)
+        if (!(fujitsu_hotkey->rfkill_supported & 0x100))
                 return sprintf(buf, "unknown\n");
         if (fujitsu_hotkey->rfkill_state & 0x100)
                 return sprintf(buf, "open\n");
@@ -538,7 +539,7 @@ static ssize_t
 show_dock_state(struct device *dev,
                         struct device_attribute *attr, char *buf)
 {
-        if (fujitsu_hotkey->rfkill_state == UNSUPPORTED_CMD)
+        if (!(fujitsu_hotkey->rfkill_supported & 0x200))
                 return sprintf(buf, "unknown\n");
         if (fujitsu_hotkey->rfkill_state & 0x200)
                 return sprintf(buf, "docked\n");
@@ -550,7 +551,7 @@ static ssize_t
 show_radios_state(struct device *dev,
                         struct device_attribute *attr, char *buf)
 {
-        if (fujitsu_hotkey->rfkill_state == UNSUPPORTED_CMD)
+        if (!(fujitsu_hotkey->rfkill_supported & 0x20))
                 return sprintf(buf, "unknown\n");
         if (fujitsu_hotkey->rfkill_state & 0x20)
                 return sprintf(buf, "on\n");
@@ -928,8 +929,17 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
                 ; /* No action, result is discarded */
         vdbg_printk(FUJLAPTOP_DBG_INFO, "Discarded %i ringbuffer entries\n", i);
 
-        fujitsu_hotkey->rfkill_state =
-                call_fext_func(FUNC_RFKILL, 0x4, 0x0, 0x0);
+        fujitsu_hotkey->rfkill_supported =
+                call_fext_func(FUNC_RFKILL, 0x0, 0x0, 0x0);
+
+        /* Make sure our bitmask of supported functions is cleared if the
+           RFKILL function block is not implemented, like on the S7020. */
+        if (fujitsu_hotkey->rfkill_supported == UNSUPPORTED_CMD)
+                fujitsu_hotkey->rfkill_supported = 0;
+
+        if (fujitsu_hotkey->rfkill_supported)
+                fujitsu_hotkey->rfkill_state =
+                        call_fext_func(FUNC_RFKILL, 0x4, 0x0, 0x0);
 
         /* Suspect this is a keymap of the application panel, print it */
         printk(KERN_INFO "fujitsu-laptop: BTNI: [0x%x]\n",
@@ -1005,8 +1015,9 @@ static void acpi_fujitsu_hotkey_notify(acpi_handle handle, u32 event,
 
         input = fujitsu_hotkey->input;
 
-        fujitsu_hotkey->rfkill_state =
-                call_fext_func(FUNC_RFKILL, 0x4, 0x0, 0x0);
+        if (fujitsu_hotkey->rfkill_supported)
+                fujitsu_hotkey->rfkill_state =
+                        call_fext_func(FUNC_RFKILL, 0x4, 0x0, 0x0);
 
         switch (event) {
         case ACPI_FUJITSU_NOTIFY_CODE1:
diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
index 1fd8f2193ed8..4377e93a43d7 100644
--- a/drivers/s390/char/sclp.c
+++ b/drivers/s390/char/sclp.c
@@ -280,8 +280,11 @@ sclp_dispatch_evbufs(struct sccb_header *sccb)
         rc = 0;
         for (offset = sizeof(struct sccb_header); offset < sccb->length;
              offset += evbuf->length) {
-                /* Search for event handler */
                 evbuf = (struct evbuf_header *) ((addr_t) sccb + offset);
+                /* Check for malformed hardware response */
+                if (evbuf->length == 0)
+                        break;
+                /* Search for event handler */
                 reg = NULL;
                 list_for_each(l, &sclp_reg_list) {
                         reg = list_entry(l, struct sclp_register, list);
diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c
index 506390496416..77ab6e34a100 100644
--- a/drivers/s390/char/sclp_cmd.c
+++ b/drivers/s390/char/sclp_cmd.c
@@ -19,6 +19,7 @@
 #include <linux/memory.h>
 #include <asm/chpid.h>
 #include <asm/sclp.h>
+#include <asm/setup.h>
 
 #include "sclp.h"
 
@@ -474,6 +475,10 @@ static void __init add_memory_merged(u16 rn)
                 goto skip_add;
         if (start + size > VMEM_MAX_PHYS)
                 size = VMEM_MAX_PHYS - start;
+        if (memory_end_set && (start >= memory_end))
+                goto skip_add;
+        if (memory_end_set && (start + size > memory_end))
+                size = memory_end - start;
         add_memory(0, start, size);
 skip_add:
         first_rn = rn;
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index a1a511bdec8c..ed1e728763a2 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -1573,9 +1573,6 @@ static int ibmvfc_queuecommand(struct scsi_cmnd *cmnd,
         vfc_cmd->resp_len = sizeof(vfc_cmd->rsp);
         vfc_cmd->cancel_key = (unsigned long)cmnd->device->hostdata;
         vfc_cmd->tgt_scsi_id = rport->port_id;
-        if ((rport->supported_classes & FC_COS_CLASS3) &&
-            (fc_host_supported_classes(vhost->host) & FC_COS_CLASS3))
-                vfc_cmd->flags = IBMVFC_CLASS_3_ERR;
         vfc_cmd->iu.xfer_len = scsi_bufflen(cmnd);
         int_to_scsilun(cmnd->device->lun, &vfc_cmd->iu.lun);
         memcpy(vfc_cmd->iu.cdb, cmnd->cmnd, cmnd->cmd_len);
@@ -3266,6 +3263,7 @@ static int ibmvfc_alloc_target(struct ibmvfc_host *vhost, u64 scsi_id)
                 return -ENOMEM;
         }
 
+        memset(tgt, 0, sizeof(*tgt));
         tgt->scsi_id = scsi_id;
         tgt->new_scsi_id = scsi_id;
         tgt->vhost = vhost;
@@ -3576,9 +3574,18 @@ static void ibmvfc_log_ae(struct ibmvfc_host *vhost, int events)
 static void ibmvfc_tgt_add_rport(struct ibmvfc_target *tgt)
 {
         struct ibmvfc_host *vhost = tgt->vhost;
-        struct fc_rport *rport;
+        struct fc_rport *rport = tgt->rport;
         unsigned long flags;
 
+        if (rport) {
+                tgt_dbg(tgt, "Setting rport roles\n");
+                fc_remote_port_rolechg(rport, tgt->ids.roles);
+                spin_lock_irqsave(vhost->host->host_lock, flags);
+                ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_NONE);
+                spin_unlock_irqrestore(vhost->host->host_lock, flags);
+                return;
+        }
+
         tgt_dbg(tgt, "Adding rport\n");
         rport = fc_remote_port_add(vhost->host, 0, &tgt->ids);
         spin_lock_irqsave(vhost->host->host_lock, flags);
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h
index 87dafd0f8d44..b21e071b9862 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.h
+++ b/drivers/scsi/ibmvscsi/ibmvfc.h
@@ -32,7 +32,7 @@
 #define IBMVFC_DRIVER_VERSION           "1.0.4"
 #define IBMVFC_DRIVER_DATE              "(November 14, 2008)"
 
-#define IBMVFC_DEFAULT_TIMEOUT  15
+#define IBMVFC_DEFAULT_TIMEOUT  60
 #define IBMVFC_INIT_TIMEOUT             120
 #define IBMVFC_MAX_REQUESTS_DEFAULT     100
 
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index 74d07d137dae..c9aa7611e408 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -432,6 +432,7 @@ static int map_sg_data(struct scsi_cmnd *cmd,
                                 sdev_printk(KERN_ERR, cmd->device,
                                             "Can't allocate memory "
                                             "for indirect table\n");
+                        scsi_dma_unmap(cmd);
                         return 0;
                 }
         }
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 257c24115de9..809d32d95c76 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -1998,6 +1998,8 @@ int iscsi_host_add(struct Scsi_Host *shost, struct device *pdev)
         if (!shost->can_queue)
                 shost->can_queue = ISCSI_DEF_XMIT_CMDS_MAX;
 
+        if (!shost->transportt->eh_timed_out)
+                shost->transportt->eh_timed_out = iscsi_eh_cmd_timed_out;
         return scsi_add_host(shost, pdev);
 }
 EXPORT_SYMBOL_GPL(iscsi_host_add);
@@ -2020,7 +2022,6 @@ struct Scsi_Host *iscsi_host_alloc(struct scsi_host_template *sht,
         shost = scsi_host_alloc(sht, sizeof(struct iscsi_host) + dd_data_size);
         if (!shost)
                 return NULL;
-        shost->transportt->eh_timed_out = iscsi_eh_cmd_timed_out;
 
         if (qdepth > ISCSI_MAX_CMD_PER_LUN || qdepth < 1) {
                 if (qdepth != 0)
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index a8f30bdaff69..a7302480bc4a 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -5258,6 +5258,7 @@ lpfc_send_els_event(struct lpfc_vport *vport,
                         sizeof(struct lpfc_name));
                 break;
         default:
+                kfree(els_data);
                 return;
         }
         memcpy(els_data->wwpn, &ndlp->nlp_portname, sizeof(struct lpfc_name));
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 33a3c13fd893..f4c57227ec18 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1265,13 +1265,6 @@ qla24xx_vport_delete(struct fc_vport *fc_vport)
             test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
                 msleep(1000);
 
-        if (ha->mqenable) {
-                if (qla25xx_delete_queues(vha, 0) != QLA_SUCCESS)
-                        qla_printk(KERN_WARNING, ha,
-                                "Queue delete failed.\n");
-                vha->req_ques[0] = ha->req_q_map[0]->id;
-        }
-
         qla24xx_disable_vp(vha);
 
         fc_remove_host(vha->host);
@@ -1293,6 +1286,12 @@ qla24xx_vport_delete(struct fc_vport *fc_vport)
                     vha->host_no, vha->vp_idx, vha));
         }
 
+        if (ha->mqenable) {
+                if (qla25xx_delete_queues(vha, 0) != QLA_SUCCESS)
+                        qla_printk(KERN_WARNING, ha,
+                                "Queue delete failed.\n");
+        }
+
         scsi_host_put(vha->host);
         qla_printk(KERN_INFO, ha, "vport %d deleted\n", id);
         return 0;
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 023ee77fb027..e0c5bb54b258 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2135,6 +2135,7 @@ struct qla_msix_entry {
 /* Work events.  */
 enum qla_work_type {
         QLA_EVT_AEN,
+        QLA_EVT_IDC_ACK,
 };
 
 
@@ -2149,6 +2150,10 @@ struct qla_work_evt {
                         enum fc_host_event_code code;
                         u32 data;
                 } aen;
+                struct {
+#define QLA_IDC_ACK_REGS        7
+                        uint16_t mb[QLA_IDC_ACK_REGS];
+                } idc_ack;
         } u;
 };
 
diff --git a/drivers/scsi/qla2xxx/qla_devtbl.h b/drivers/scsi/qla2xxx/qla_devtbl.h
index d78d35e681ab..d6ea69df7c5c 100644
--- a/drivers/scsi/qla2xxx/qla_devtbl.h
+++ b/drivers/scsi/qla2xxx/qla_devtbl.h
@@ -72,7 +72,7 @@ static char *qla2x00_model_name[QLA_MODEL_NAMES*2] = {
         "QLA2462",      "Sun PCI-X 2.0 to 4Gb FC, Dual Channel",        /* 0x141 */
         "QLE2460",      "Sun PCI-Express to 2Gb FC, Single Channel",    /* 0x142 */
         "QLE2462",      "Sun PCI-Express to 4Gb FC, Single Channel",    /* 0x143 */
-        "QEM2462"       "Server I/O Module 4Gb FC, Dual Channel",       /* 0x144 */
+        "QEM2462",      "Server I/O Module 4Gb FC, Dual Channel",       /* 0x144 */
         "QLE2440",      "PCI-Express to 4Gb FC, Single Channel",        /* 0x145 */
         "QLE2464",      "PCI-Express to 4Gb FC, Quad Channel",          /* 0x146 */
         "QLA2440",      "PCI-X 2.0 to 4Gb FC, Single Channel",          /* 0x147 */
diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h
index 7abb045a0410..ffff42554087 100644
--- a/drivers/scsi/qla2xxx/qla_fw.h
+++ b/drivers/scsi/qla2xxx/qla_fw.h
@@ -1402,6 +1402,8 @@ struct access_chip_rsp_84xx {
 #define MBA_IDC_NOTIFY          0x8101
 #define MBA_IDC_TIME_EXT        0x8102
 
+#define MBC_IDC_ACK             0x101
+
 struct nvram_81xx {
         /* NVRAM header. */
         uint8_t id[4];
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index a336b4bc81a7..6de283f8f111 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -72,6 +72,7 @@ extern int qla2x00_loop_reset(scsi_qla_host_t *);
 extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);
 extern int qla2x00_post_aen_work(struct scsi_qla_host *, enum
     fc_host_event_code, u32);
+extern int qla2x00_post_idc_ack_work(struct scsi_qla_host *, uint16_t *);
 
 extern void qla2x00_abort_fcport_cmds(fc_port_t *);
 extern struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *,
@@ -266,6 +267,8 @@ qla2x00_set_idma_speed(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t *);
 
 extern int qla84xx_verify_chip(struct scsi_qla_host *, uint16_t *);
 
+extern int qla81xx_idc_ack(scsi_qla_host_t *, uint16_t *);
+
 /*
  * Global Function Prototypes in qla_isr.c source file.
  */
@@ -376,10 +379,8 @@ extern int qla2x00_dfs_remove(scsi_qla_host_t *);
 
 /* Globa function prototypes for multi-q */
 extern int qla25xx_request_irq(struct rsp_que *);
-extern int qla25xx_init_req_que(struct scsi_qla_host *, struct req_que *,
-        uint8_t);
-extern int qla25xx_init_rsp_que(struct scsi_qla_host *, struct rsp_que *,
-        uint8_t);
+extern int qla25xx_init_req_que(struct scsi_qla_host *, struct req_que *);
+extern int qla25xx_init_rsp_que(struct scsi_qla_host *, struct rsp_que *);
 extern int qla25xx_create_req_que(struct qla_hw_data *, uint16_t, uint8_t,
         uint16_t, uint8_t, uint8_t);
 extern int qla25xx_create_rsp_que(struct qla_hw_data *, uint16_t, uint8_t,
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index f6368a1d3021..986501759ad4 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -1226,9 +1226,8 @@ qla24xx_config_rings(struct scsi_qla_host *vha)
                         icb->firmware_options_2 |=
                                 __constant_cpu_to_le32(BIT_18);
 
-                icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_22);
+                icb->firmware_options_2 &= __constant_cpu_to_le32(~BIT_22);
                 icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23);
-                ha->rsp_q_map[0]->options = icb->firmware_options_2;
 
                 WRT_REG_DWORD(&reg->isp25mq.req_q_in, 0);
                 WRT_REG_DWORD(&reg->isp25mq.req_q_out, 0);
@@ -3493,7 +3492,7 @@ qla25xx_init_queues(struct qla_hw_data *ha)
                 rsp = ha->rsp_q_map[i];
                 if (rsp) {
                         rsp->options &= ~BIT_0;
-                        ret = qla25xx_init_rsp_que(base_vha, rsp, rsp->options);
+                        ret = qla25xx_init_rsp_que(base_vha, rsp);
                         if (ret != QLA_SUCCESS)
                                 DEBUG2_17(printk(KERN_WARNING
                                         "%s Rsp que:%d init failed\n", __func__,
@@ -3507,7 +3506,7 @@ qla25xx_init_queues(struct qla_hw_data *ha)
                 if (req) {
                 /* Clear outstanding commands array. */
                         req->options &= ~BIT_0;
-                        ret = qla25xx_init_req_que(base_vha, req, req->options);
+                        ret = qla25xx_init_req_que(base_vha, req);
                         if (ret != QLA_SUCCESS)
                                 DEBUG2_17(printk(KERN_WARNING
                                         "%s Req que:%d init failed\n", __func__,
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index e28ad81baf1e..f250e5b7897c 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -266,6 +266,40 @@ qla2x00_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0)
         }
 }
 
+static void
+qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr)
+{
+        static char *event[] =
+                { "Complete", "Request Notification", "Time Extension" };
+        int rval;
+        struct device_reg_24xx __iomem *reg24 = &vha->hw->iobase->isp24;
+        uint16_t __iomem *wptr;
+        uint16_t cnt, timeout, mb[QLA_IDC_ACK_REGS];
+
+        /* Seed data -- mailbox1 -> mailbox7. */
+        wptr = (uint16_t __iomem *)&reg24->mailbox1;
+        for (cnt = 0; cnt < QLA_IDC_ACK_REGS; cnt++, wptr++)
+                mb[cnt] = RD_REG_WORD(wptr);
+
+        DEBUG2(printk("scsi(%ld): Inter-Driver Commucation %s -- "
+            "%04x %04x %04x %04x %04x %04x %04x.\n", vha->host_no,
+            event[aen & 0xff],
+            mb[0], mb[1], mb[2], mb[3], mb[4], mb[5], mb[6]));
+
+        /* Acknowledgement needed? [Notify && non-zero timeout]. */
+        timeout = (descr >> 8) & 0xf;
+        if (aen != MBA_IDC_NOTIFY || !timeout)
+                return;
+
+        DEBUG2(printk("scsi(%ld): Inter-Driver Commucation %s -- "
+            "ACK timeout=%d.\n", vha->host_no, event[aen & 0xff], timeout));
+
+        rval = qla2x00_post_idc_ack_work(vha, mb);
+        if (rval != QLA_SUCCESS)
+                qla_printk(KERN_WARNING, vha->hw,
+                    "IDC failed to post ACK.\n");
+}
+
 /**
  * qla2x00_async_event() - Process aynchronous events.
  * @ha: SCSI driver HA context
@@ -714,21 +748,9 @@ skip_rio:
                     "%04x %04x %04x\n", vha->host_no, mb[1], mb[2], mb[3]));
                 break;
         case MBA_IDC_COMPLETE:
-                DEBUG2(printk("scsi(%ld): Inter-Driver Commucation "
-                    "Complete -- %04x %04x %04x\n", vha->host_no, mb[1], mb[2],
-                    mb[3]));
-                break;
         case MBA_IDC_NOTIFY:
-                DEBUG2(printk("scsi(%ld): Inter-Driver Commucation "
-                    "Request Notification -- %04x %04x %04x\n", vha->host_no,
-                    mb[1], mb[2], mb[3]));
-                /**** Mailbox registers 4 - 7 valid!!! */
-                break;
         case MBA_IDC_TIME_EXT:
-                DEBUG2(printk("scsi(%ld): Inter-Driver Commucation "
-                    "Time Extension -- %04x %04x %04x\n", vha->host_no, mb[1],
-                    mb[2], mb[3]));
-                /**** Mailbox registers 4 - 7 valid!!! */
+                qla81xx_idc_event(vha, mb[0], mb[1]);
                 break;
         }
 
@@ -1707,7 +1729,6 @@ qla25xx_msix_rsp_q(int irq, void *dev_id)
         struct qla_hw_data *ha;
         struct rsp_que *rsp;
         struct device_reg_24xx __iomem *reg;
-        uint16_t msix_disabled_hccr = 0;
 
         rsp = (struct rsp_que *) dev_id;
         if (!rsp) {
@@ -1720,17 +1741,8 @@ qla25xx_msix_rsp_q(int irq, void *dev_id)
 
         spin_lock_irq(&ha->hardware_lock);
 
-        msix_disabled_hccr = rsp->options;
-        if (!rsp->id)
-                msix_disabled_hccr &= __constant_cpu_to_le32(BIT_22);
-        else
-                msix_disabled_hccr &= __constant_cpu_to_le32(BIT_6);
-
         qla24xx_process_response_queue(rsp);
 
-        if (!msix_disabled_hccr)
-                WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
-
         spin_unlock_irq(&ha->hardware_lock);
 
         return IRQ_HANDLED;
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index f94ffbb98e95..4c7504cb3990 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -3090,8 +3090,7 @@ verify_done:
 }
 
 int
-qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req,
-        uint8_t options)
+qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req)
 {
         int rval;
         unsigned long flags;
@@ -3101,7 +3100,7 @@ qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req,
         struct qla_hw_data *ha = vha->hw;
 
         mcp->mb[0] = MBC_INITIALIZE_MULTIQ;
-        mcp->mb[1] = options;
+        mcp->mb[1] = req->options;
         mcp->mb[2] = MSW(LSD(req->dma));
         mcp->mb[3] = LSW(LSD(req->dma));
         mcp->mb[6] = MSW(MSD(req->dma));
@@ -3128,7 +3127,7 @@ qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req,
         mcp->tov = 60;
 
         spin_lock_irqsave(&ha->hardware_lock, flags);
-        if (!(options & BIT_0)) {
+        if (!(req->options & BIT_0)) {
                 WRT_REG_DWORD(&reg->req_q_in, 0);
                 WRT_REG_DWORD(&reg->req_q_out, 0);
         }
@@ -3142,8 +3141,7 @@ qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req,
 }
 
 int
-qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp,
-        uint8_t options)
+qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp)
 {
         int rval;
         unsigned long flags;
@@ -3153,7 +3151,7 @@ qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp,
         struct qla_hw_data *ha = vha->hw;
 
         mcp->mb[0] = MBC_INITIALIZE_MULTIQ;
-        mcp->mb[1] = options;
+        mcp->mb[1] = rsp->options;
         mcp->mb[2] = MSW(LSD(rsp->dma));
         mcp->mb[3] = LSW(LSD(rsp->dma));
         mcp->mb[6] = MSW(MSD(rsp->dma));
@@ -3178,7 +3176,7 @@ qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp,
         mcp->tov = 60;
 
         spin_lock_irqsave(&ha->hardware_lock, flags);
-        if (!(options & BIT_0)) {
+        if (!(rsp->options & BIT_0)) {
                 WRT_REG_DWORD(&reg->rsp_q_out, 0);
                 WRT_REG_DWORD(&reg->rsp_q_in, 0);
         }
@@ -3193,3 +3191,29 @@ qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp,
         return rval;
 }
 
+int
+qla81xx_idc_ack(scsi_qla_host_t *vha, uint16_t *mb)
+{
+        int rval;
+        mbx_cmd_t mc;
+        mbx_cmd_t *mcp = &mc;
+
+        DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
+
+        mcp->mb[0] = MBC_IDC_ACK;
+        memcpy(&mcp->mb[1], mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
+        mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
+        mcp->in_mb = MBX_0;
+        mcp->tov = MBX_TOV_SECONDS;
+        mcp->flags = 0;
+        rval = qla2x00_mailbox_command(vha, mcp);
+
+        if (rval != QLA_SUCCESS) {
+                DEBUG2_3_11(printk("%s(%ld): failed=%x (%x).\n", __func__,
+                    vha->host_no, rval, mcp->mb[0]));
+        } else {
+                DEBUG11(printk("%s(%ld): done.\n", __func__, vha->host_no));
+        }
+
+        return rval;
+}
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index f53179c46423..3f23932210c4 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -396,7 +396,7 @@ qla24xx_create_vhost(struct fc_vport *fc_vport)
 
         qla2x00_start_timer(vha, qla2x00_timer, WATCH_INTERVAL);
 
-        memset(vha->req_ques, 0, sizeof(vha->req_ques) * QLA_MAX_HOST_QUES);
+        memset(vha->req_ques, 0, sizeof(vha->req_ques));
         vha->req_ques[0] = ha->req_q_map[0]->id;
         host->can_queue = ha->req_q_map[0]->length + 128;
         host->this_id = 255;
@@ -471,7 +471,7 @@ qla25xx_delete_req_que(struct scsi_qla_host *vha, struct req_que *req)
 
         if (req) {
                 req->options |= BIT_0;
-                ret = qla25xx_init_req_que(vha, req, req->options);
+                ret = qla25xx_init_req_que(vha, req);
         }
         if (ret == QLA_SUCCESS)
                 qla25xx_free_req_que(vha, req);
@@ -486,7 +486,7 @@ qla25xx_delete_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp)
 
         if (rsp) {
                 rsp->options |= BIT_0;
-                ret = qla25xx_init_rsp_que(vha, rsp, rsp->options);
+                ret = qla25xx_init_rsp_que(vha, rsp);
         }
         if (ret == QLA_SUCCESS)
                 qla25xx_free_rsp_que(vha, rsp);
@@ -502,7 +502,7 @@ int qla25xx_update_req_que(struct scsi_qla_host *vha, uint8_t que, uint8_t qos)
 
         req->options |= BIT_3;
         req->qos = qos;
-        ret = qla25xx_init_req_que(vha, req, req->options);
+        ret = qla25xx_init_req_que(vha, req);
         if (ret != QLA_SUCCESS)
                 DEBUG2_17(printk(KERN_WARNING "%s failed\n", __func__));
         /* restore options bit */
@@ -632,7 +632,7 @@ qla25xx_create_req_que(struct qla_hw_data *ha, uint16_t options,
         req->max_q_depth = ha->req_q_map[0]->max_q_depth;
         mutex_unlock(&ha->vport_lock);
 
-        ret = qla25xx_init_req_que(base_vha, req, options);
+        ret = qla25xx_init_req_que(base_vha, req);
         if (ret != QLA_SUCCESS) {
                 qla_printk(KERN_WARNING, ha, "%s failed\n", __func__);
                 mutex_lock(&ha->vport_lock);
@@ -710,7 +710,7 @@ qla25xx_create_rsp_que(struct qla_hw_data *ha, uint16_t options,
         if (ret)
                 goto que_failed;
 
-        ret = qla25xx_init_rsp_que(base_vha, rsp, options);
+        ret = qla25xx_init_rsp_que(base_vha, rsp);
         if (ret != QLA_SUCCESS) {
                 qla_printk(KERN_WARNING, ha, "%s failed\n", __func__);
                 mutex_lock(&ha->vport_lock);
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index c11f872d3e10..2f5f72531e23 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -2522,6 +2522,19 @@ qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
         return qla2x00_post_work(vha, e, 1);
 }
 
+int
+qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb)
+{
+        struct qla_work_evt *e;
+
+        e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK, 1);
+        if (!e)
+                return QLA_FUNCTION_FAILED;
+
+        memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
+        return qla2x00_post_work(vha, e, 1);
+}
+
 static void
 qla2x00_do_work(struct scsi_qla_host *vha)
 {
@@ -2539,6 +2552,9 @@ qla2x00_do_work(struct scsi_qla_host *vha)
                         fc_host_post_event(vha->host, fc_get_event_number(),
                             e->u.aen.code, e->u.aen.data);
                         break;
+                case QLA_EVT_IDC_ACK:
+                        qla81xx_idc_ack(vha, e->u.idc_ack.mb);
+                        break;
                 }
                 if (e->flags & QLA_EVT_FLAG_FREE)
                         kfree(e);
diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c
index 9c3b694c049d..284827926eff 100644
--- a/drivers/scsi/qla2xxx/qla_sup.c
+++ b/drivers/scsi/qla2xxx/qla_sup.c
@@ -684,7 +684,7 @@ qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr)
                     "end=0x%x size=0x%x.\n", le32_to_cpu(region->code), start,
                     le32_to_cpu(region->end) >> 2, le32_to_cpu(region->size)));
 
-                switch (le32_to_cpu(region->code)) {
+                switch (le32_to_cpu(region->code) & 0xff) {
                 case FLT_REG_FW:
                         ha->flt_region_fw = start;
                         break;
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index cfa4c11a4797..79f7053da99b 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
 /*
  * Driver version
  */
-#define QLA2XXX_VERSION      "8.03.00-k2"
+#define QLA2XXX_VERSION      "8.03.00-k3"
 
 #define QLA_DRIVER_MAJOR_VER    8
 #define QLA_DRIVER_MINOR_VER    3
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 66505bb79410..8f4de20c9deb 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -317,6 +317,7 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget,
         return sdev;
 
 out_device_destroy:
+        scsi_device_set_state(sdev, SDEV_DEL);
         transport_destroy_device(&sdev->sdev_gendev);
         put_device(&sdev->sdev_gendev);
 out:
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 8f0bd3f7a59f..516925d8b570 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1078,7 +1078,7 @@ sg_ioctl(struct inode *inode, struct file *filp,
         case BLKTRACESETUP:
                 return blk_trace_setup(sdp->device->request_queue,
                                        sdp->disk->disk_name,
-                                       sdp->device->sdev_gendev.devt,
+                                       MKDEV(SCSI_GENERIC_MAJOR, sdp->index),
                                        (char *)arg);
         case BLKTRACESTART:
                 return blk_trace_startstop(sdp->device->request_queue, 1);
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 0d934bfbdd9b..b4b39811b445 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -2083,6 +2083,20 @@ static int serial8250_startup(struct uart_port *port)
 
         serial8250_set_mctrl(&up->port, up->port.mctrl);
 
+        /* Serial over Lan (SoL) hack:
+           Intel 8257x Gigabit ethernet chips have a
+           16550 emulation, to be used for Serial Over Lan.
+           Those chips take a longer time than a normal
+           serial device to signalize that a transmission
+           data was queued. Due to that, the above test generally
+           fails. One solution would be to delay the reading of
+           iir. However, this is not reliable, since the timeout
+           is variable. So, let's just don't test if we receive
+           TX irq. This way, we'll never enable UART_BUG_TXEN.
+         */
+        if (up->port.flags & UPF_NO_TXEN_TEST)
+                goto dont_test_tx_en;
+
         /*
          * Do a quick test to see if we receive an
          * interrupt when we enable the TX irq.
@@ -2102,6 +2116,7 @@ static int serial8250_startup(struct uart_port *port)
                 up->bugs &= ~UART_BUG_TXEN;
         }
 
+dont_test_tx_en:
         spin_unlock_irqrestore(&up->port.lock, flags);
 
         /*
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index 536d8e510f66..533f82025adf 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -798,6 +798,21 @@ pci_default_setup(struct serial_private *priv,
         return setup_port(priv, port, bar, offset, board->reg_shift);
 }
 
+static int skip_tx_en_setup(struct serial_private *priv,
+                        const struct pciserial_board *board,
+                        struct uart_port *port, int idx)
+{
+        port->flags |= UPF_NO_TXEN_TEST;
+        printk(KERN_DEBUG "serial8250: skipping TxEn test for device "
+                          "[%04x:%04x] subsystem [%04x:%04x]\n",
+                          priv->dev->vendor,
+                          priv->dev->device,
+                          priv->dev->subsystem_vendor,
+                          priv->dev->subsystem_device);
+
+        return pci_default_setup(priv, board, port, idx);
+}
+
 /* This should be in linux/pci_ids.h */
 #define PCI_VENDOR_ID_SBSMODULARIO      0x124B
 #define PCI_SUBVENDOR_ID_SBSMODULARIO   0x124B
@@ -864,6 +879,27 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
                 .init           = pci_inteli960ni_init,
                 .setup          = pci_default_setup,
         },
+        {
+                .vendor         = PCI_VENDOR_ID_INTEL,
+                .device         = PCI_DEVICE_ID_INTEL_8257X_SOL,
+                .subvendor      = PCI_ANY_ID,
+                .subdevice      = PCI_ANY_ID,
+                .setup          = skip_tx_en_setup,
+        },
+        {
+                .vendor         = PCI_VENDOR_ID_INTEL,
+                .device         = PCI_DEVICE_ID_INTEL_82573L_SOL,
+                .subvendor      = PCI_ANY_ID,
+                .subdevice      = PCI_ANY_ID,
+                .setup          = skip_tx_en_setup,
+        },
+        {
+                .vendor         = PCI_VENDOR_ID_INTEL,
+                .device         = PCI_DEVICE_ID_INTEL_82573E_SOL,
+                .subvendor      = PCI_ANY_ID,
+                .subdevice      = PCI_ANY_ID,
+                .setup          = skip_tx_en_setup,
+        },
         /*
          * ITE
          */
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 89362d733d62..8f58f7ff0dd7 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -877,6 +877,10 @@ static int atmel_startup(struct uart_port *port)
                 }
         }
 
+        /* Save current CSR for comparison in atmel_tasklet_func() */
+        atmel_port->irq_status_prev = UART_GET_CSR(port);
+        atmel_port->irq_status = atmel_port->irq_status_prev;
+
         /*
          * Finally, enable the serial port
          */
diff --git a/drivers/serial/jsm/jsm_driver.c b/drivers/serial/jsm/jsm_driver.c
index 92187e28608a..ac79cbe4c2cf 100644
--- a/drivers/serial/jsm/jsm_driver.c
+++ b/drivers/serial/jsm/jsm_driver.c
@@ -84,6 +84,8 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)
         brd->pci_dev = pdev;
         if (pdev->device == PCIE_DEVICE_ID_NEO_4_IBM)
                 brd->maxports = 4;
+        else if (pdev->device == PCI_DEVICE_ID_DIGI_NEO_8)
+                brd->maxports = 8;
         else
                 brd->maxports = 2;
 
@@ -212,6 +214,7 @@ static struct pci_device_id jsm_pci_tbl[] = {
         { PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_NEO_2RJ45), 0, 0, 2 },
         { PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_NEO_2RJ45PRI), 0, 0, 3 },
         { PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCIE_DEVICE_ID_NEO_4_IBM), 0, 0, 4 },
+        { PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_DIGI_NEO_8), 0, 0, 5 },
         { 0, }
 };
 MODULE_DEVICE_TABLE(pci, jsm_pci_tbl);
diff --git a/drivers/spi/spi_gpio.c b/drivers/spi/spi_gpio.c
index 49698cabc30d..f5ed9721aabb 100644
--- a/drivers/spi/spi_gpio.c
+++ b/drivers/spi/spi_gpio.c
@@ -114,7 +114,7 @@ static inline void setmosi(const struct spi_device *spi, int is_on)
 
 static inline int getmiso(const struct spi_device *spi)
 {
-        return gpio_get_value(SPI_MISO_GPIO);
+        return !!gpio_get_value(SPI_MISO_GPIO);
 }
 
 #undef pdata
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index c54fc40458b1..a4301dc02d27 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -298,19 +298,6 @@ int usb_hcd_pci_suspend(struct pci_dev *dev, pm_message_t message)
 EXPORT_SYMBOL_GPL(usb_hcd_pci_suspend);
 
 /**
- * usb_hcd_pci_resume_early - resume a PCI-based HCD before IRQs are enabled
- * @dev: USB Host Controller being resumed
- *
- * Store this function in the HCD's struct pci_driver as .resume_early.
- */
-int usb_hcd_pci_resume_early(struct pci_dev *dev)
-{
-        pci_restore_state(dev);
-        return 0;
-}
-EXPORT_SYMBOL_GPL(usb_hcd_pci_resume_early);
-
-/**
  * usb_hcd_pci_resume - power management resume of a PCI-based HCD
  * @dev: USB Host Controller being resumed
  *
@@ -333,6 +320,8 @@ int usb_hcd_pci_resume(struct pci_dev *dev)
         }
 #endif
 
+        pci_restore_state(dev);
+
         hcd = pci_get_drvdata(dev);
         if (hcd->state != HC_STATE_SUSPENDED) {
                 dev_dbg(hcd->self.controller,
diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h
index 5b94a56bec23..f750eb1ab595 100644
--- a/drivers/usb/core/hcd.h
+++ b/drivers/usb/core/hcd.h
@@ -257,7 +257,6 @@ extern void usb_hcd_pci_remove(struct pci_dev *dev);
 
 #ifdef CONFIG_PM
 extern int usb_hcd_pci_suspend(struct pci_dev *dev, pm_message_t msg);
-extern int usb_hcd_pci_resume_early(struct pci_dev *dev);
 extern int usb_hcd_pci_resume(struct pci_dev *dev);
 #endif /* CONFIG_PM */
 
diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index 9b36205c5759..0ce4e2819847 100644
--- a/drivers/usb/gadget/pxa25x_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -904,8 +904,8 @@ static void pxa25x_ep_fifo_flush(struct usb_ep *_ep)
 
         /* most IN status is the same, but ISO can't stall */
         *ep->reg_udccs = UDCCS_BI_TPC|UDCCS_BI_FTF|UDCCS_BI_TUR
-                | (ep->bmAttributes == USB_ENDPOINT_XFER_ISOC)
-                        ? 0 : UDCCS_BI_SST;
+                | (ep->bmAttributes == USB_ENDPOINT_XFER_ISOC
+                        ? 0 : UDCCS_BI_SST);
 }
 
 
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index bb21fb0a4969..abb9a7706ec7 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -432,7 +432,6 @@ static struct pci_driver ehci_pci_driver = {
 
 #ifdef  CONFIG_PM
         .suspend =      usb_hcd_pci_suspend,
-        .resume_early = usb_hcd_pci_resume_early,
         .resume =       usb_hcd_pci_resume,
 #endif
         .shutdown =     usb_hcd_pci_shutdown,
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 5d625c3fd423..f9961b4c0da3 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -487,7 +487,6 @@ static struct pci_driver ohci_pci_driver = {
 
 #ifdef  CONFIG_PM
         .suspend =      usb_hcd_pci_suspend,
-        .resume_early = usb_hcd_pci_resume_early,
         .resume =       usb_hcd_pci_resume,
 #endif
 
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index 944f7e0ca4df..cf5e4cf7ea42 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -942,7 +942,6 @@ static struct pci_driver uhci_pci_driver = {
 
 #ifdef  CONFIG_PM
         .suspend =      usb_hcd_pci_suspend,
-        .resume_early = usb_hcd_pci_resume_early,
         .resume =       usb_hcd_pci_resume,
 #endif  /* PM */
 };
diff --git a/drivers/usb/host/whci/asl.c b/drivers/usb/host/whci/asl.c
index 2291c5f5af51..958751ccea43 100644
--- a/drivers/usb/host/whci/asl.c
+++ b/drivers/usb/host/whci/asl.c
@@ -227,13 +227,13 @@ void scan_async_work(struct work_struct *work)
          * Now that the ASL is updated, complete the removal of any
          * removed qsets.
          */
-        spin_lock(&whc->lock);
+        spin_lock_irq(&whc->lock);
 
         list_for_each_entry_safe(qset, t, &whc->async_removed_list, list_node) {
                 qset_remove_complete(whc, qset);
         }
 
-        spin_unlock(&whc->lock);
+        spin_unlock_irq(&whc->lock);
 }
 
 /**
diff --git a/drivers/usb/host/whci/pzl.c b/drivers/usb/host/whci/pzl.c
index 7dc85a0bee7c..df8b85f07092 100644
--- a/drivers/usb/host/whci/pzl.c
+++ b/drivers/usb/host/whci/pzl.c
@@ -255,13 +255,13 @@ void scan_periodic_work(struct work_struct *work)
          * Now that the PZL is updated, complete the removal of any
          * removed qsets.
          */
-        spin_lock(&whc->lock);
+        spin_lock_irq(&whc->lock);
 
         list_for_each_entry_safe(qset, t, &whc->periodic_removed_list, list_node) {
                 qset_remove_complete(whc, qset);
         }
 
-        spin_unlock(&whc->lock);
+        spin_unlock_irq(&whc->lock);
 }
 
 /**
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index bf0af660df8a..fb19803060cf 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -1054,10 +1054,7 @@ config FB_RIVA_BACKLIGHT
 
 config FB_I810
         tristate "Intel 810/815 support (EXPERIMENTAL)"
-        depends on EXPERIMENTAL && PCI && X86_32
-        select AGP
-        select AGP_INTEL
-        select FB
+        depends on EXPERIMENTAL && FB && PCI && X86_32 && AGP_INTEL
         select FB_MODE_HELPERS
         select FB_CFB_FILLRECT
         select FB_CFB_COPYAREA
@@ -1120,10 +1117,7 @@ config FB_CARILLO_RANCH
 
 config FB_INTEL
         tristate "Intel 830M/845G/852GM/855GM/865G/915G/945G/945GM/965G/965GM support (EXPERIMENTAL)"
-        depends on EXPERIMENTAL && PCI && X86
-        select FB
-        select AGP
-        select AGP_INTEL
+        depends on EXPERIMENTAL && FB && PCI && X86 && AGP_INTEL
         select FB_MODE_HELPERS
         select FB_CFB_FILLRECT
         select FB_CFB_COPYAREA
diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c
index 8058572a7428..018850c116c6 100644
--- a/drivers/video/atafb.c
+++ b/drivers/video/atafb.c
@@ -841,7 +841,7 @@ static int tt_detect(void)
                 tt_dmasnd.ctrl = DMASND_CTRL_OFF;
                 udelay(20);             /* wait a while for things to settle down */
         }
-        mono_moni = (mfp.par_dt_reg & 0x80) == 0;
+        mono_moni = (st_mfp.par_dt_reg & 0x80) == 0;
 
         tt_get_par(&par);
         tt_encode_var(&atafb_predefined[0], &par);
@@ -2035,7 +2035,7 @@ static int stste_detect(void)
                 tt_dmasnd.ctrl = DMASND_CTRL_OFF;
                 udelay(20);             /* wait a while for things to settle down */
         }
-        mono_moni = (mfp.par_dt_reg & 0x80) == 0;
+        mono_moni = (st_mfp.par_dt_reg & 0x80) == 0;
 
         stste_get_par(&par);
         stste_encode_var(&atafb_predefined[0], &par);
@@ -2086,20 +2086,20 @@ static void st_ovsc_switch(void)
                 return;
         local_irq_save(flags);
 
-        mfp.tim_ct_b = 0x10;
-        mfp.active_edge |= 8;
-        mfp.tim_ct_b = 0;
-        mfp.tim_dt_b = 0xf0;
-        mfp.tim_ct_b = 8;
-        while (mfp.tim_dt_b > 1)        /* TOS does it this way, don't ask why */
+        st_mfp.tim_ct_b = 0x10;
+        st_mfp.active_edge |= 8;
+        st_mfp.tim_ct_b = 0;
+        st_mfp.tim_dt_b = 0xf0;
+        st_mfp.tim_ct_b = 8;
+        while (st_mfp.tim_dt_b > 1)     /* TOS does it this way, don't ask why */
                 ;
-        new = mfp.tim_dt_b;
+        new = st_mfp.tim_dt_b;
         do {
                 udelay(LINE_DELAY);
                 old = new;
-                new = mfp.tim_dt_b;
+                new = st_mfp.tim_dt_b;
         } while (old != new);
-        mfp.tim_ct_b = 0x10;
+        st_mfp.tim_ct_b = 0x10;
         udelay(SYNC_DELAY);
 
         if (atari_switches & ATARI_SWITCH_OVSC_IKBD)
diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c
index e6e299feb51b..2181ce4d7ebd 100644
--- a/drivers/video/aty/aty128fb.c
+++ b/drivers/video/aty/aty128fb.c
@@ -2365,7 +2365,6 @@ static void fbcon_aty128_bmove(struct display *p, int sy, int sx, int dy, int dx
 static void aty128_set_suspend(struct aty128fb_par *par, int suspend)
 {
         u32     pmgt;
-        u16     pwr_command;
         struct pci_dev *pdev = par->pdev;
 
         if (!par->pm_reg)
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 09a3d5522b43..325c10ff6a2c 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -406,7 +406,7 @@ config ITCO_WDT
         ---help---
           Hardware driver for the intel TCO timer based watchdog devices.
           These drivers are included in the Intel 82801 I/O Controller
-          Hub family (from ICH0 up to ICH8) and in the Intel 6300ESB
+          Hub family (from ICH0 up to ICH10) and in the Intel 63xxESB
           controller hub.
 
           The TCO (Total Cost of Ownership) timer is a watchdog timer
diff --git a/drivers/watchdog/at91rm9200_wdt.c b/drivers/watchdog/at91rm9200_wdt.c
index 5531691f46ea..e35d54589232 100644
--- a/drivers/watchdog/at91rm9200_wdt.c
+++ b/drivers/watchdog/at91rm9200_wdt.c
@@ -107,10 +107,10 @@ static int at91_wdt_close(struct inode *inode, struct file *file)
 static int at91_wdt_settimeout(int new_time)
 {
         /*
-         * All counting occurs at SLOW_CLOCK / 128 = 0.256 Hz
+         * All counting occurs at SLOW_CLOCK / 128 = 256 Hz
          *
          * Since WDV is a 16-bit counter, the maximum period is
-         * 65536 / 0.256 = 256 seconds.
+         * 65536 / 256 = 256 seconds.
          */
         if ((new_time <= 0) || (new_time > WDT_MAX_TIME))
                 return -EINVAL;
diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c
index b1da287f90ec..a56ac84381b1 100644
--- a/drivers/watchdog/at91sam9_wdt.c
+++ b/drivers/watchdog/at91sam9_wdt.c
@@ -18,6 +18,7 @@
 #include <linux/errno.h>
 #include <linux/fs.h>
 #include <linux/init.h>
+#include <linux/io.h>
 #include <linux/kernel.h>
 #include <linux/miscdevice.h>
 #include <linux/module.h>
diff --git a/drivers/watchdog/iTCO_vendor_support.c b/drivers/watchdog/iTCO_vendor_support.c
index 2474ebca88f6..d8264ad0be41 100644
--- a/drivers/watchdog/iTCO_vendor_support.c
+++ b/drivers/watchdog/iTCO_vendor_support.c
@@ -1,7 +1,7 @@
 /*
  *      intel TCO vendor specific watchdog driver support
  *
- *      (c) Copyright 2006-2008 Wim Van Sebroeck <wim@iguana.be>.
+ *      (c) Copyright 2006-2009 Wim Van Sebroeck <wim@iguana.be>.
  *
  *      This program is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU General Public License
@@ -19,7 +19,7 @@
 
 /* Module and version information */
 #define DRV_NAME        "iTCO_vendor_support"
-#define DRV_VERSION     "1.02"
+#define DRV_VERSION     "1.03"
 #define PFX             DRV_NAME ": "
 
 /* Includes */
@@ -77,6 +77,26 @@ MODULE_PARM_DESC(vendorsupport, "iTCO vendor specific support mode, default=0 (n
  *          20.6 seconds.
  */
 
+static void supermicro_old_pre_start(unsigned long acpibase)
+{
+        unsigned long val32;
+
+        /* Bit 13: TCO_EN -> 0 = Disables TCO logic generating an SMI# */
+        val32 = inl(SMI_EN);
+        val32 &= 0xffffdfff;    /* Turn off SMI clearing watchdog */
+        outl(val32, SMI_EN);    /* Needed to activate watchdog */
+}
+
+static void supermicro_old_pre_stop(unsigned long acpibase)
+{
+        unsigned long val32;
+
+        /* Bit 13: TCO_EN -> 1 = Enables the TCO logic to generate SMI# */
+        val32 = inl(SMI_EN);
+        val32 |= 0x00002000;    /* Turn on SMI clearing watchdog */
+        outl(val32, SMI_EN);    /* Needed to deactivate watchdog */
+}
+
 static void supermicro_old_pre_keepalive(unsigned long acpibase)
 {
         /* Reload TCO Timer (done in iTCO_wdt_keepalive) + */
@@ -228,14 +248,18 @@ static void supermicro_new_pre_set_heartbeat(unsigned int heartbeat)
 void iTCO_vendor_pre_start(unsigned long acpibase,
                            unsigned int heartbeat)
 {
-        if (vendorsupport == SUPERMICRO_NEW_BOARD)
+        if (vendorsupport == SUPERMICRO_OLD_BOARD)
+                supermicro_old_pre_start(acpibase);
+        else if (vendorsupport == SUPERMICRO_NEW_BOARD)
                 supermicro_new_pre_start(heartbeat);
 }
 EXPORT_SYMBOL(iTCO_vendor_pre_start);
 
 void iTCO_vendor_pre_stop(unsigned long acpibase)
 {
-        if (vendorsupport == SUPERMICRO_NEW_BOARD)
+        if (vendorsupport == SUPERMICRO_OLD_BOARD)
+                supermicro_old_pre_stop(acpibase);
+        else if (vendorsupport == SUPERMICRO_NEW_BOARD)
                 supermicro_new_pre_stop();
 }
 EXPORT_SYMBOL(iTCO_vendor_pre_stop);
diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c
index 5b395a4ddfdf..352334947ea3 100644
--- a/drivers/watchdog/iTCO_wdt.c
+++ b/drivers/watchdog/iTCO_wdt.c
@@ -1,7 +1,7 @@
 /*
- *      intel TCO Watchdog Driver (Used in i82801 and i6300ESB chipsets)
+ *      intel TCO Watchdog Driver (Used in i82801 and i63xxESB chipsets)
  *
- *      (c) Copyright 2006-2008 Wim Van Sebroeck <wim@iguana.be>.
+ *      (c) Copyright 2006-2009 Wim Van Sebroeck <wim@iguana.be>.
  *
  *      This program is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU General Public License
@@ -63,7 +63,7 @@
 
 /* Module and version information */
 #define DRV_NAME        "iTCO_wdt"
-#define DRV_VERSION     "1.04"
+#define DRV_VERSION     "1.05"
 #define PFX             DRV_NAME ": "
 
 /* Includes */
@@ -236,16 +236,16 @@ MODULE_DEVICE_TABLE(pci, iTCO_wdt_pci_tbl);
 
 /* Address definitions for the TCO */
 /* TCO base address */
-#define TCOBASE         iTCO_wdt_private.ACPIBASE + 0x60
+#define TCOBASE         iTCO_wdt_private.ACPIBASE + 0x60
 /* SMI Control and Enable Register */
-#define SMI_EN          iTCO_wdt_private.ACPIBASE + 0x30
+#define SMI_EN          iTCO_wdt_private.ACPIBASE + 0x30
 
 #define TCO_RLD         TCOBASE + 0x00  /* TCO Timer Reload and Curr. Value */
 #define TCOv1_TMR       TCOBASE + 0x01  /* TCOv1 Timer Initial Value    */
-#define TCO_DAT_IN      TCOBASE + 0x02  /* TCO Data In Register         */
-#define TCO_DAT_OUT     TCOBASE + 0x03  /* TCO Data Out Register        */
-#define TCO1_STS        TCOBASE + 0x04  /* TCO1 Status Register         */
-#define TCO2_STS        TCOBASE + 0x06  /* TCO2 Status Register         */
+#define TCO_DAT_IN      TCOBASE + 0x02  /* TCO Data In Register         */
+#define TCO_DAT_OUT     TCOBASE + 0x03  /* TCO Data Out Register        */
+#define TCO1_STS        TCOBASE + 0x04  /* TCO1 Status Register         */
+#define TCO2_STS        TCOBASE + 0x06  /* TCO2 Status Register         */
 #define TCO1_CNT        TCOBASE + 0x08  /* TCO1 Control Register        */
 #define TCO2_CNT        TCOBASE + 0x0a  /* TCO2 Control Register        */
 #define TCOv2_TMR       TCOBASE + 0x12  /* TCOv2 Timer Initial Value    */
@@ -338,7 +338,6 @@ static int iTCO_wdt_unset_NO_REBOOT_bit(void)
 static int iTCO_wdt_start(void)
 {
         unsigned int val;
-        unsigned long val32;
 
         spin_lock(&iTCO_wdt_private.io_lock);
 
@@ -351,11 +350,6 @@ static int iTCO_wdt_start(void)
                 return -EIO;
         }
 
-        /* Bit 13: TCO_EN -> 0 = Disables TCO logic generating an SMI# */
-        val32 = inl(SMI_EN);
-        val32 &= 0xffffdfff;    /* Turn off SMI clearing watchdog */
-        outl(val32, SMI_EN);
-
         /* Force the timer to its reload value by writing to the TCO_RLD
            register */
         if (iTCO_wdt_private.iTCO_version == 2)
@@ -378,7 +372,6 @@ static int iTCO_wdt_start(void)
 static int iTCO_wdt_stop(void)
 {
         unsigned int val;
-        unsigned long val32;
 
         spin_lock(&iTCO_wdt_private.io_lock);
 
@@ -390,11 +383,6 @@ static int iTCO_wdt_stop(void)
         outw(val, TCO1_CNT);
         val = inw(TCO1_CNT);
 
-        /* Bit 13: TCO_EN -> 1 = Enables the TCO logic to generate SMI# */
-        val32 = inl(SMI_EN);
-        val32 |= 0x00002000;
-        outl(val32, SMI_EN);
-
         /* Set the NO_REBOOT bit to prevent later reboots, just for sure */
         iTCO_wdt_set_NO_REBOOT_bit();
 
@@ -649,6 +637,7 @@ static int __devinit iTCO_wdt_init(struct pci_dev *pdev,
         int ret;
         u32 base_address;
         unsigned long RCBA;
+        unsigned long val32;
 
         /*
          *      Find the ACPI/PM base I/O address which is the base
@@ -695,6 +684,10 @@ static int __devinit iTCO_wdt_init(struct pci_dev *pdev,
                 ret = -EIO;
                 goto out;
         }
+        /* Bit 13: TCO_EN -> 0 = Disables TCO logic generating an SMI# */
+        val32 = inl(SMI_EN);
+        val32 &= 0xffffdfff;    /* Turn off SMI clearing watchdog */
+        outl(val32, SMI_EN);
 
         /* The TCO I/O registers reside in a 32-byte range pointed to
            by the TCOBASE value */
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index e7e83b65c18f..3ccd348d112d 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -45,6 +45,13 @@ static int xen_suspend(void *data)
                        err);
                 return err;
         }
+        err = sysdev_suspend(PMSG_SUSPEND);
+        if (err) {
+                printk(KERN_ERR "xen_suspend: sysdev_suspend failed: %d\n",
+                        err);
+                device_power_up(PMSG_RESUME);
+                return err;
+        }
 
         xen_mm_pin_all();
         gnttab_suspend();
@@ -61,6 +68,7 @@ static int xen_suspend(void *data)
         gnttab_resume();
         xen_mm_unpin_all();
 
+        sysdev_resume();
         device_power_up(PMSG_RESUME);
 
         if (!*cancelled) {