521 files changed, 6281 insertions, 4790 deletions

diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index 54784bb42cec..edc25867ad9d 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -416,10 +416,15 @@ struct acpi_gpe_handler_info {
         u8 originally_enabled;  /* True if GPE was originally enabled */
 };
 
+struct acpi_gpe_notify_object {
+        struct acpi_namespace_node *node;
+        struct acpi_gpe_notify_object *next;
+};
+
 union acpi_gpe_dispatch_info {
         struct acpi_namespace_node *method_node;        /* Method node for this GPE level */
         struct acpi_gpe_handler_info *handler;  /* Installed GPE handler */
-        struct acpi_namespace_node *device_node;        /* Parent _PRW device for implicit notify */
+        struct acpi_gpe_notify_object device;   /* List of _PRW devices for implicit notify */
 };
 
 /*
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c
index 14988a86066f..f4725212eb48 100644
--- a/drivers/acpi/acpica/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -457,6 +457,7 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
         acpi_status status;
         struct acpi_gpe_event_info *local_gpe_event_info;
         struct acpi_evaluate_info *info;
+        struct acpi_gpe_notify_object *notify_object;
 
         ACPI_FUNCTION_TRACE(ev_asynch_execute_gpe_method);
 
@@ -508,10 +509,18 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
                  * from this thread -- because handlers may in turn run other
                  * control methods.
                  */
-                status =
-                    acpi_ev_queue_notify_request(local_gpe_event_info->dispatch.
-                                                 device_node,
-                                                 ACPI_NOTIFY_DEVICE_WAKE);
+                status = acpi_ev_queue_notify_request(
+                                local_gpe_event_info->dispatch.device.node,
+                                ACPI_NOTIFY_DEVICE_WAKE);
+
+                notify_object = local_gpe_event_info->dispatch.device.next;
+                while (ACPI_SUCCESS(status) && notify_object) {
+                        status = acpi_ev_queue_notify_request(
+                                        notify_object->node,
+                                        ACPI_NOTIFY_DEVICE_WAKE);
+                        notify_object = notify_object->next;
+                }
+
                 break;
 
         case ACPI_GPE_DISPATCH_METHOD:
diff --git a/drivers/acpi/acpica/evxfgpe.c b/drivers/acpi/acpica/evxfgpe.c
index e9562a7cb2f9..52aaff3df562 100644
--- a/drivers/acpi/acpica/evxfgpe.c
+++ b/drivers/acpi/acpica/evxfgpe.c
@@ -198,7 +198,9 @@ acpi_setup_gpe_for_wake(acpi_handle wake_device,
         acpi_status status = AE_BAD_PARAMETER;
         struct acpi_gpe_event_info *gpe_event_info;
         struct acpi_namespace_node *device_node;
+        struct acpi_gpe_notify_object *notify_object;
         acpi_cpu_flags flags;
+        u8 gpe_dispatch_mask;
 
         ACPI_FUNCTION_TRACE(acpi_setup_gpe_for_wake);
 
@@ -212,37 +214,62 @@ acpi_setup_gpe_for_wake(acpi_handle wake_device,
                 return_ACPI_STATUS(AE_BAD_PARAMETER);
         }
 
+        flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
+
+        /* Ensure that we have a valid GPE number */
+
+        gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
+        if (!gpe_event_info) {
+                goto unlock_and_exit;
+        }
+
+        if (wake_device == ACPI_ROOT_OBJECT) {
+                goto out;
+        }
+
+        /*
+         * If there is no method or handler for this GPE, then the
+         * wake_device will be notified whenever this GPE fires (aka
+         * "implicit notify") Note: The GPE is assumed to be
+         * level-triggered (for windows compatibility).
+         */
+        gpe_dispatch_mask = gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK;
+        if (gpe_dispatch_mask != ACPI_GPE_DISPATCH_NONE
+            && gpe_dispatch_mask != ACPI_GPE_DISPATCH_NOTIFY) {
+                goto out;
+        }
+
         /* Validate wake_device is of type Device */
 
         device_node = ACPI_CAST_PTR(struct acpi_namespace_node, wake_device);
         if (device_node->type != ACPI_TYPE_DEVICE) {
-                return_ACPI_STATUS(AE_BAD_PARAMETER);
+                goto unlock_and_exit;
         }
 
-        flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
+        if (gpe_dispatch_mask == ACPI_GPE_DISPATCH_NONE) {
+                gpe_event_info->flags = (ACPI_GPE_DISPATCH_NOTIFY |
+                                         ACPI_GPE_LEVEL_TRIGGERED);
+                gpe_event_info->dispatch.device.node = device_node;
+                gpe_event_info->dispatch.device.next = NULL;
+        } else {
+                /* There are multiple devices to notify implicitly. */
 
-        /* Ensure that we have a valid GPE number */
-
-        gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
-        if (gpe_event_info) {
-                /*
-                 * If there is no method or handler for this GPE, then the
-                 * wake_device will be notified whenever this GPE fires (aka
-                 * "implicit notify") Note: The GPE is assumed to be
-                 * level-triggered (for windows compatibility).
-                 */
-                if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) ==
-                    ACPI_GPE_DISPATCH_NONE) {
-                        gpe_event_info->flags =
-                            (ACPI_GPE_DISPATCH_NOTIFY |
-                             ACPI_GPE_LEVEL_TRIGGERED);
-                        gpe_event_info->dispatch.device_node = device_node;
+                notify_object = ACPI_ALLOCATE_ZEROED(sizeof(*notify_object));
+                if (!notify_object) {
+                        status = AE_NO_MEMORY;
+                        goto unlock_and_exit;
                 }
 
-                gpe_event_info->flags |= ACPI_GPE_CAN_WAKE;
-                status = AE_OK;
+                notify_object->node = device_node;
+                notify_object->next = gpe_event_info->dispatch.device.next;
+                gpe_event_info->dispatch.device.next = notify_object;
         }
 
+ out:
+        gpe_event_info->flags |= ACPI_GPE_CAN_WAKE;
+        status = AE_OK;
+
+ unlock_and_exit:
         acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
         return_ACPI_STATUS(status);
 }
diff --git a/drivers/acpi/debugfs.c b/drivers/acpi/debugfs.c
index 5df67f1d6c61..384f7abcff77 100644
--- a/drivers/acpi/debugfs.c
+++ b/drivers/acpi/debugfs.c
@@ -26,7 +26,9 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
                         size_t count, loff_t *ppos)
 {
         static char *buf;
-        static int uncopied_bytes;
+        static u32 max_size;
+        static u32 uncopied_bytes;
+
         struct acpi_table_header table;
         acpi_status status;
 
@@ -37,19 +39,24 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
                 if (copy_from_user(&table, user_buf,
                                    sizeof(struct acpi_table_header)))
                         return -EFAULT;
-                uncopied_bytes = table.length;
-                buf = kzalloc(uncopied_bytes, GFP_KERNEL);
+                uncopied_bytes = max_size = table.length;
+                buf = kzalloc(max_size, GFP_KERNEL);
                 if (!buf)
                         return -ENOMEM;
         }
 
-        if (uncopied_bytes < count) {
-                kfree(buf);
+        if (buf == NULL)
+                return -EINVAL;
+
+        if ((*ppos > max_size) ||
+            (*ppos + count > max_size) ||
+            (*ppos + count < count) ||
+            (count > uncopied_bytes))
                 return -EINVAL;
-        }
 
         if (copy_from_user(buf + (*ppos), user_buf, count)) {
                 kfree(buf);
+                buf = NULL;
                 return -EFAULT;
         }
 
@@ -59,6 +66,7 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
         if (!uncopied_bytes) {
                 status = acpi_install_method(buf);
                 kfree(buf);
+                buf = NULL;
                 if (ACPI_FAILURE(status))
                         return -EINVAL;
                 add_taint(TAINT_OVERRIDDEN_ACPI_TABLE);
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index b0931818cf98..c90c76aa7f8b 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -636,17 +636,21 @@ EXPORT_SYMBOL(acpi_os_write_port);
 acpi_status
 acpi_os_read_memory(acpi_physical_address phys_addr, u32 * value, u32 width)
 {
-        u32 dummy;
         void __iomem *virt_addr;
-        int size = width / 8, unmap = 0;
+        unsigned int size = width / 8;
+        bool unmap = false;
+        u32 dummy;
 
         rcu_read_lock();
         virt_addr = acpi_map_vaddr_lookup(phys_addr, size);
-        rcu_read_unlock();
         if (!virt_addr) {
+                rcu_read_unlock();
                 virt_addr = acpi_os_ioremap(phys_addr, size);
-                unmap = 1;
+                if (!virt_addr)
+                        return AE_BAD_ADDRESS;
+                unmap = true;
         }
+
         if (!value)
                 value = &dummy;
 
@@ -666,6 +670,8 @@ acpi_os_read_memory(acpi_physical_address phys_addr, u32 * value, u32 width)
 
         if (unmap)
                 iounmap(virt_addr);
+        else
+                rcu_read_unlock();
 
         return AE_OK;
 }
@@ -674,14 +680,17 @@ acpi_status
 acpi_os_write_memory(acpi_physical_address phys_addr, u32 value, u32 width)
 {
         void __iomem *virt_addr;
-        int size = width / 8, unmap = 0;
+        unsigned int size = width / 8;
+        bool unmap = false;
 
         rcu_read_lock();
         virt_addr = acpi_map_vaddr_lookup(phys_addr, size);
-        rcu_read_unlock();
         if (!virt_addr) {
+                rcu_read_unlock();
                 virt_addr = acpi_os_ioremap(phys_addr, size);
-                unmap = 1;
+                if (!virt_addr)
+                        return AE_BAD_ADDRESS;
+                unmap = true;
         }
 
         switch (width) {
@@ -700,6 +709,8 @@ acpi_os_write_memory(acpi_physical_address phys_addr, u32 value, u32 width)
 
         if (unmap)
                 iounmap(virt_addr);
+        else
+                rcu_read_unlock();
 
         return AE_OK;
 }
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 42d3d72dae85..5af3479714f6 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -82,6 +82,11 @@ long acpi_is_video_device(struct acpi_device *device)
         if (!device)
                 return 0;
 
+        /* Is this device able to support video switching ? */
+        if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy)) ||
+            ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOS", &h_dummy)))
+                video_caps |= ACPI_VIDEO_OUTPUT_SWITCHING;
+
         /* Is this device able to retrieve a video ROM ? */
         if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_ROM", &h_dummy)))
                 video_caps |= ACPI_VIDEO_ROM_AVAILABLE;
diff --git a/drivers/acpi/wakeup.c b/drivers/acpi/wakeup.c
index ed6501452507..7bfbe40bc43b 100644
--- a/drivers/acpi/wakeup.c
+++ b/drivers/acpi/wakeup.c
@@ -86,8 +86,12 @@ int __init acpi_wakeup_device_init(void)
                 struct acpi_device *dev = container_of(node,
                                                        struct acpi_device,
                                                        wakeup_list);
-                if (device_can_wakeup(&dev->dev))
+                if (device_can_wakeup(&dev->dev)) {
+                        /* Button GPEs are supposed to be always enabled. */
+                        acpi_enable_gpe(dev->wakeup.gpe_device,
+                                        dev->wakeup.gpe_number);
                         device_set_wakeup_enable(&dev->dev, true);
+                }
         }
         mutex_unlock(&acpi_device_lock);
         return 0;
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 328826381a2d..b8d96ce37fc9 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -260,6 +260,7 @@ static const struct pci_device_id ahci_pci_tbl[] = {
         { PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */
         { PCI_VDEVICE(INTEL, 0x1d04), board_ahci }, /* PBG RAID */
         { PCI_VDEVICE(INTEL, 0x1d06), board_ahci }, /* PBG RAID */
+        { PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */
 
         /* JMicron 360/1/3/5/6, match class to avoid IDE function */
         { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
@@ -379,6 +380,8 @@ static const struct pci_device_id ahci_pci_tbl[] = {
         { PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv },        /* 6145 */
         { PCI_VDEVICE(MARVELL, 0x6121), board_ahci_mv },        /* 6121 */
         { PCI_DEVICE(0x1b4b, 0x9123),
+          .class = PCI_CLASS_STORAGE_SATA_AHCI,
+          .class_mask = 0xffffff,
           .driver_data = board_ahci_yes_fbs },                  /* 88se9128 */
 
         /* Promise */
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index a31fe96f7de6..d4e52e214859 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4138,6 +4138,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
          * device and controller are SATA.
          */
         { "PIONEER DVD-RW  DVRTD08",    "1.00", ATA_HORKAGE_NOSETXFER },
+        { "PIONEER DVD-RW  DVR-212D",   "1.28", ATA_HORKAGE_NOSETXFER },
 
         /* End Marker */
         { }
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 5defc74973d7..600f6353ecf8 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -1099,9 +1099,9 @@ static int ata_scsi_dev_config(struct scsi_device *sdev,
                 struct request_queue *q = sdev->request_queue;
                 void *buf;
 
-                /* set the min alignment and padding */
-                blk_queue_update_dma_alignment(sdev->request_queue,
-                                               ATA_DMA_PAD_SZ - 1);
+                sdev->sector_size = ATA_SECT_SIZE;
+
+                /* set DMA padding */
                 blk_queue_update_dma_pad(sdev->request_queue,
                                          ATA_DMA_PAD_SZ - 1);
 
@@ -1115,13 +1115,25 @@ static int ata_scsi_dev_config(struct scsi_device *sdev,
 
                 blk_queue_dma_drain(q, atapi_drain_needed, buf, ATAPI_MAX_DRAIN);
         } else {
-                /* ATA devices must be sector aligned */
                 sdev->sector_size = ata_id_logical_sector_size(dev->id);
-                blk_queue_update_dma_alignment(sdev->request_queue,
-                                               sdev->sector_size - 1);
                 sdev->manage_start_stop = 1;
         }
 
+        /*
+         * ata_pio_sectors() expects buffer for each sector to not cross
+         * page boundary.  Enforce it by requiring buffers to be sector
+         * aligned, which works iff sector_size is not larger than
+         * PAGE_SIZE.  ATAPI devices also need the alignment as
+         * IDENTIFY_PACKET is executed as ATA_PROT_PIO.
+         */
+        if (sdev->sector_size > PAGE_SIZE)
+                ata_dev_printk(dev, KERN_WARNING,
+                        "sector_size=%u > PAGE_SIZE, PIO may malfunction\n",
+                        sdev->sector_size);
+
+        blk_queue_update_dma_alignment(sdev->request_queue,
+                                       sdev->sector_size - 1);
+
         if (dev->flags & ATA_DFLAG_AN)
                 set_bit(SDEV_EVT_MEDIA_CHANGE, sdev->supported_events);
 
diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c
index d7e57db36bc8..538ec38ba995 100644
--- a/drivers/ata/pata_hpt366.c
+++ b/drivers/ata/pata_hpt366.c
@@ -25,7 +25,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME        "pata_hpt366"
-#define DRV_VERSION     "0.6.9"
+#define DRV_VERSION     "0.6.10"
 
 struct hpt_clock {
         u8      xfer_mode;
@@ -160,8 +160,8 @@ static int hpt_dma_blacklisted(const struct ata_device *dev, char *modestr,
 
         while (list[i] != NULL) {
                 if (!strcmp(list[i], model_num)) {
-                        printk(KERN_WARNING DRV_NAME ": %s is not supported for %s.\n",
-                                modestr, list[i]);
+                        pr_warning(DRV_NAME ": %s is not supported for %s.\n",
+                                   modestr, list[i]);
                         return 1;
                 }
                 i++;
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index efdd18bc8663..4c5b5183225e 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -24,7 +24,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME        "pata_hpt37x"
-#define DRV_VERSION     "0.6.18"
+#define DRV_VERSION     "0.6.22"
 
 struct hpt_clock {
         u8      xfer_speed;
@@ -229,8 +229,8 @@ static int hpt_dma_blacklisted(const struct ata_device *dev, char *modestr,
 
         while (list[i] != NULL) {
                 if (!strcmp(list[i], model_num)) {
-                        printk(KERN_WARNING DRV_NAME ": %s is not supported for %s.\n",
-                                modestr, list[i]);
+                        pr_warning(DRV_NAME ": %s is not supported for %s.\n",
+                                   modestr, list[i]);
                         return 1;
                 }
                 i++;
@@ -642,7 +642,6 @@ static struct ata_port_operations hpt372_port_ops = {
 static struct ata_port_operations hpt374_fn1_port_ops = {
         .inherits       = &hpt372_port_ops,
         .cable_detect   = hpt374_fn1_cable_detect,
-        .prereset       = hpt37x_pre_reset,
 };
 
 /**
@@ -803,7 +802,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
                 .udma_mask = ATA_UDMA6,
                 .port_ops = &hpt302_port_ops
         };
-        /* HPT374 - UDMA100, function 1 uses different prereset method */
+        /* HPT374 - UDMA100, function 1 uses different cable_detect method */
         static const struct ata_port_info info_hpt374_fn0 = {
                 .flags = ATA_FLAG_SLAVE_POSS,
                 .pio_mask = ATA_PIO4,
@@ -838,7 +837,8 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
         if (rc)
                 return rc;
 
-        if (dev->device == PCI_DEVICE_ID_TTI_HPT366) {
+        switch (dev->device) {
+        case PCI_DEVICE_ID_TTI_HPT366:
                 /* May be a later chip in disguise. Check */
                 /* Older chips are in the HPT366 driver. Ignore them */
                 if (rev < 3)
@@ -863,54 +863,50 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
                         chip_table = &hpt372;
                         break;
                 default:
-                        printk(KERN_ERR "pata_hpt37x: Unknown HPT366 subtype, "
+                        pr_err(DRV_NAME ": Unknown HPT366 subtype, "
                                "please report (%d).\n", rev);
                         return -ENODEV;
                 }
-        } else {
-                switch (dev->device) {
-                case PCI_DEVICE_ID_TTI_HPT372:
-                        /* 372N if rev >= 2 */
-                        if (rev >= 2)
-                                return -ENODEV;
-                        ppi[0] = &info_hpt372;
-                        chip_table = &hpt372a;
-                        break;
-                case PCI_DEVICE_ID_TTI_HPT302:
-                        /* 302N if rev > 1 */
-                        if (rev > 1)
-                                return -ENODEV;
-                        ppi[0] = &info_hpt302;
-                        /* Check this */
-                        chip_table = &hpt302;
-                        break;
-                case PCI_DEVICE_ID_TTI_HPT371:
-                        if (rev > 1)
-                                return -ENODEV;
-                        ppi[0] = &info_hpt302;
-                        chip_table = &hpt371;
-                        /*
-                         * Single channel device, master is not present
-                         * but the BIOS (or us for non x86) must mark it
-                         * absent
-                         */
-                        pci_read_config_byte(dev, 0x50, &mcr1);
-                        mcr1 &= ~0x04;
-                        pci_write_config_byte(dev, 0x50, mcr1);
-                        break;
-                case PCI_DEVICE_ID_TTI_HPT374:
-                        chip_table = &hpt374;
-                        if (!(PCI_FUNC(dev->devfn) & 1))
-                                *ppi = &info_hpt374_fn0;
-                        else
-                                *ppi = &info_hpt374_fn1;
-                        break;
-                default:
-                        printk(KERN_ERR
-                               "pata_hpt37x: PCI table is bogus, please report (%d).\n",
-                               dev->device);
-                                return -ENODEV;
-                }
+                break;
+        case PCI_DEVICE_ID_TTI_HPT372:
+                /* 372N if rev >= 2 */
+                if (rev >= 2)
+                        return -ENODEV;
+                ppi[0] = &info_hpt372;
+                chip_table = &hpt372a;
+                break;
+        case PCI_DEVICE_ID_TTI_HPT302:
+                /* 302N if rev > 1 */
+                if (rev > 1)
+                        return -ENODEV;
+                ppi[0] = &info_hpt302;
+                /* Check this */
+                chip_table = &hpt302;
+                break;
+        case PCI_DEVICE_ID_TTI_HPT371:
+                if (rev > 1)
+                        return -ENODEV;
+                ppi[0] = &info_hpt302;
+                chip_table = &hpt371;
+                /*
+                 * Single channel device, master is not present but the BIOS
+                 * (or us for non x86) must mark it absent
+                 */
+                pci_read_config_byte(dev, 0x50, &mcr1);
+                mcr1 &= ~0x04;
+                pci_write_config_byte(dev, 0x50, mcr1);
+                break;
+        case PCI_DEVICE_ID_TTI_HPT374:
+                chip_table = &hpt374;
+                if (!(PCI_FUNC(dev->devfn) & 1))
+                        *ppi = &info_hpt374_fn0;
+                else
+                        *ppi = &info_hpt374_fn1;
+                break;
+        default:
+                pr_err(DRV_NAME ": PCI table is bogus, please report (%d).\n",
+                       dev->device);
+                return -ENODEV;
         }
         /* Ok so this is a chip we support */
 
@@ -957,8 +953,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
                 u8 sr;
                 u32 total = 0;
 
-                printk(KERN_WARNING
-                       "pata_hpt37x: BIOS has not set timing clocks.\n");
+                pr_warning(DRV_NAME ": BIOS has not set timing clocks.\n");
 
                 /* This is the process the HPT371 BIOS is reported to use */
                 for (i = 0; i < 128; i++) {
@@ -1014,7 +1009,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
                                                (f_high << 16) | f_low | 0x100);
                 }
                 if (adjust == 8) {
-                        printk(KERN_ERR "pata_hpt37x: DPLL did not stabilize!\n");
+                        pr_err(DRV_NAME ": DPLL did not stabilize!\n");
                         return -ENODEV;
                 }
                 if (dpll == 3)
@@ -1022,8 +1017,8 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
                 else
                         private_data = (void *)hpt37x_timings_50;
 
-                printk(KERN_INFO "pata_hpt37x: bus clock %dMHz, using %dMHz DPLL.\n",
-                       MHz[clock_slot], MHz[dpll]);
+                pr_info(DRV_NAME ": bus clock %dMHz, using %dMHz DPLL.\n",
+                        MHz[clock_slot], MHz[dpll]);
         } else {
                 private_data = (void *)chip_table->clocks[clock_slot];
                 /*
@@ -1036,8 +1031,9 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
                         ppi[0] = &info_hpt370_33;
                 if (clock_slot < 2 && ppi[0] == &info_hpt370a)
                         ppi[0] = &info_hpt370a_33;
-                printk(KERN_INFO "pata_hpt37x: %s using %dMHz bus clock.\n",
-                       chip_table->name, MHz[clock_slot]);
+
+                pr_info(DRV_NAME ": %s using %dMHz bus clock.\n",
+                        chip_table->name, MHz[clock_slot]);
         }
 
         /* Now kick off ATA set up */
diff --git a/drivers/ata/pata_hpt3x2n.c b/drivers/ata/pata_hpt3x2n.c
index d2239bbdb798..eca68caf5f46 100644
--- a/drivers/ata/pata_hpt3x2n.c
+++ b/drivers/ata/pata_hpt3x2n.c
@@ -25,7 +25,7 @@
 #include <linux/libata.h>
 
 #define DRV_NAME        "pata_hpt3x2n"
-#define DRV_VERSION     "0.3.13"
+#define DRV_VERSION     "0.3.14"
 
 enum {
         HPT_PCI_FAST    =       (1 << 31),
@@ -418,7 +418,7 @@ static int hpt3x2n_pci_clock(struct pci_dev *pdev)
                 u16 sr;
                 u32 total = 0;
 
-                printk(KERN_WARNING "pata_hpt3x2n: BIOS clock data not set.\n");
+                pr_warning(DRV_NAME ": BIOS clock data not set.\n");
 
                 /* This is the process the HPT371 BIOS is reported to use */
                 for (i = 0; i < 128; i++) {
@@ -528,8 +528,7 @@ hpt372n:
                 ppi[0] = &info_hpt372n;
                 break;
         default:
-                printk(KERN_ERR
-                       "pata_hpt3x2n: PCI table is bogus please report (%d).\n",
+                pr_err(DRV_NAME ": PCI table is bogus, please report (%d).\n",
                        dev->device);
                 return -ENODEV;
         }
@@ -579,12 +578,11 @@ hpt372n:
                 pci_write_config_dword(dev, 0x5C, (f_high << 16) | f_low);
         }
         if (adjust == 8) {
-                printk(KERN_ERR "pata_hpt3x2n: DPLL did not stabilize!\n");
+                pr_err(DRV_NAME ": DPLL did not stabilize!\n");
                 return -ENODEV;
         }
 
-        printk(KERN_INFO "pata_hpt37x: bus clock %dMHz, using 66MHz DPLL.\n",
-               pci_mhz);
+        pr_info(DRV_NAME ": bus clock %dMHz, using 66MHz DPLL.\n", pci_mhz);
 
         /*
          * Set our private data up. We only need a few flags
diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index 8cc536e49a0a..d7d8026cde99 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -610,7 +610,7 @@ static struct scsi_host_template mpc52xx_ata_sht = {
 };
 
 static struct ata_port_operations mpc52xx_ata_port_ops = {
-        .inherits               = &ata_sff_port_ops,
+        .inherits               = &ata_bmdma_port_ops,
         .sff_dev_select         = mpc52xx_ata_dev_select,
         .set_piomode            = mpc52xx_ata_set_piomode,
         .set_dmamode            = mpc52xx_ata_set_dmamode,
diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
index 73fb1c4f4cd4..25ef1a4556e6 100644
--- a/drivers/atm/solos-pci.c
+++ b/drivers/atm/solos-pci.c
@@ -866,8 +866,9 @@ static int popen(struct atm_vcc *vcc)
         }
 
         skb = alloc_skb(sizeof(*header), GFP_ATOMIC);
-        if (!skb && net_ratelimit()) {
-                dev_warn(&card->dev->dev, "Failed to allocate sk_buff in popen()\n");
+        if (!skb) {
+                if (net_ratelimit())
+                        dev_warn(&card->dev->dev, "Failed to allocate sk_buff in popen()\n");
                 return -ENOMEM;
         }
         header = (void *)skb_put(skb, sizeof(*header));
diff --git a/drivers/block/Makefile b/drivers/block/Makefile
index d7f463d6312d..40528ba56d1b 100644
--- a/drivers/block/Makefile
+++ b/drivers/block/Makefile
@@ -39,4 +39,4 @@ obj-$(CONFIG_XEN_BLKDEV_FRONTEND)	+= xen-blkfront.o
 obj-$(CONFIG_BLK_DEV_DRBD)     += drbd/
 obj-$(CONFIG_BLK_DEV_RBD)     += rbd.o
 
-swim_mod-objs   := swim.o swim_asm.o
+swim_mod-y      := swim.o swim_asm.o
diff --git a/drivers/block/aoe/Makefile b/drivers/block/aoe/Makefile
index e76d997183c6..06ea82cdf27d 100644
--- a/drivers/block/aoe/Makefile
+++ b/drivers/block/aoe/Makefile
@@ -3,4 +3,4 @@
 #
 
 obj-$(CONFIG_ATA_OVER_ETH)      += aoe.o
-aoe-objs := aoeblk.o aoechr.o aoecmd.o aoedev.o aoemain.o aoenet.o
+aoe-y := aoeblk.o aoechr.o aoecmd.o aoedev.o aoemain.o aoenet.o
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 516d5bbec2b6..9279272b3732 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -2833,7 +2833,7 @@ static int cciss_revalidate(struct gendisk *disk)
         sector_t total_size;
         InquiryData_struct *inq_buff = NULL;
 
-        for (logvol = 0; logvol < CISS_MAX_LUN; logvol++) {
+        for (logvol = 0; logvol <= h->highest_lun; logvol++) {
                 if (!h->drv[logvol])
                         continue;
                 if (memcmp(h->drv[logvol]->LunID, drv->LunID,
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index b9ba04fc2b34..77fc76f8aea9 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -3281,7 +3281,7 @@ static int set_geometry(unsigned int cmd, struct floppy_struct *g,
                         struct block_device *bdev = opened_bdev[cnt];
                         if (!bdev || ITYPE(drive_state[cnt].fd_device) != type)
                                 continue;
-                        __invalidate_device(bdev);
+                        __invalidate_device(bdev, true);
                 }
                 mutex_unlock(&open_lock);
         } else {
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 44e18c073c44..dbf31ec9114d 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -78,7 +78,6 @@
 
 #include <asm/uaccess.h>
 
-static DEFINE_MUTEX(loop_mutex);
 static LIST_HEAD(loop_devices);
 static DEFINE_MUTEX(loop_devices_mutex);
 
@@ -1501,11 +1500,9 @@ static int lo_open(struct block_device *bdev, fmode_t mode)
 {
         struct loop_device *lo = bdev->bd_disk->private_data;
 
-        mutex_lock(&loop_mutex);
         mutex_lock(&lo->lo_ctl_mutex);
         lo->lo_refcnt++;
         mutex_unlock(&lo->lo_ctl_mutex);
-        mutex_unlock(&loop_mutex);
 
         return 0;
 }
@@ -1515,7 +1512,6 @@ static int lo_release(struct gendisk *disk, fmode_t mode)
         struct loop_device *lo = disk->private_data;
         int err;
 
-        mutex_lock(&loop_mutex);
         mutex_lock(&lo->lo_ctl_mutex);
 
         if (--lo->lo_refcnt)
@@ -1540,7 +1536,6 @@ static int lo_release(struct gendisk *disk, fmode_t mode)
 out:
         mutex_unlock(&lo->lo_ctl_mutex);
 out_unlocked:
-        mutex_unlock(&loop_mutex);
         return 0;
 }
 
@@ -1641,6 +1636,9 @@ out:
 
 static void loop_free(struct loop_device *lo)
 {
+        if (!lo->lo_queue->queue_lock)
+                lo->lo_queue->queue_lock = &lo->lo_queue->__queue_lock;
+
         blk_cleanup_queue(lo->lo_queue);
         put_disk(lo->lo_disk);
         list_del(&lo->lo_list);
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index a32fb41246f8..e6fc716aca45 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -53,7 +53,6 @@
 #define DBG_BLKDEV      0x0100
 #define DBG_RX          0x0200
 #define DBG_TX          0x0400
-static DEFINE_MUTEX(nbd_mutex);
 static unsigned int debugflags;
 #endif /* NDEBUG */
 
@@ -718,11 +717,9 @@ static int nbd_ioctl(struct block_device *bdev, fmode_t mode,
         dprintk(DBG_IOCTL, "%s: nbd_ioctl cmd=%s(0x%x) arg=%lu\n",
                         lo->disk->disk_name, ioctl_cmd_to_ascii(cmd), cmd, arg);
 
-        mutex_lock(&nbd_mutex);
         mutex_lock(&lo->tx_lock);
         error = __nbd_ioctl(bdev, lo, cmd, arg);
         mutex_unlock(&lo->tx_lock);
-        mutex_unlock(&nbd_mutex);
 
         return error;
 }
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index a126e614601f..6dcd55a74c0a 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -39,6 +39,11 @@ static struct usb_device_id ath3k_table[] = {
         /* Atheros AR3011 with sflash firmware*/
         { USB_DEVICE(0x0CF3, 0x3002) },
 
+        /* Atheros AR9285 Malbec with sflash firmware */
+        { USB_DEVICE(0x03F0, 0x311D) },
+
+        /* Atheros AR5BBU12 with sflash firmware */
+        { USB_DEVICE(0x0489, 0xE02C) },
         { }     /* Terminating entry */
 };
 
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 1da773f899a2..700a3840fddc 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -102,6 +102,12 @@ static struct usb_device_id blacklist_table[] = {
         /* Atheros 3011 with sflash firmware */
         { USB_DEVICE(0x0cf3, 0x3002), .driver_info = BTUSB_IGNORE },
 
+        /* Atheros AR9285 Malbec with sflash firmware */
+        { USB_DEVICE(0x03f0, 0x311d), .driver_info = BTUSB_IGNORE },
+
+        /* Atheros AR5BBU12 with sflash firmware */
+        { USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE },
+
         /* Broadcom BCM2035 */
         { USB_DEVICE(0x0a5c, 0x2035), .driver_info = BTUSB_WRONG_SCO_MTU },
         { USB_DEVICE(0x0a5c, 0x200a), .driver_info = BTUSB_WRONG_SCO_MTU },
@@ -826,7 +832,7 @@ static void btusb_work(struct work_struct *work)
 
         if (hdev->conn_hash.sco_num > 0) {
                 if (!test_bit(BTUSB_DID_ISO_RESUME, &data->flags)) {
-                        err = usb_autopm_get_interface(data->isoc);
+                        err = usb_autopm_get_interface(data->isoc ? data->isoc : data->intf);
                         if (err < 0) {
                                 clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
                                 usb_kill_anchored_urbs(&data->isoc_anchor);
@@ -855,7 +861,7 @@ static void btusb_work(struct work_struct *work)
 
                 __set_isoc_interface(hdev, 0);
                 if (test_and_clear_bit(BTUSB_DID_ISO_RESUME, &data->flags))
-                        usb_autopm_put_interface(data->isoc);
+                        usb_autopm_put_interface(data->isoc ? data->isoc : data->intf);
         }
 }
 
@@ -1038,8 +1044,6 @@ static int btusb_probe(struct usb_interface *intf,
 
         usb_set_intfdata(intf, data);
 
-        usb_enable_autosuspend(interface_to_usbdev(intf));
-
         return 0;
 }
 
diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index 14033a36bcd0..e2c48a7eccff 100644
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -409,7 +409,8 @@ int register_cdrom(struct cdrom_device_info *cdi)
         }
 
         ENSURE(drive_status, CDC_DRIVE_STATUS );
-        ENSURE(media_changed, CDC_MEDIA_CHANGED);
+        if (cdo->check_events == NULL && cdo->media_changed == NULL)
+                *change_capability = ~(CDC_MEDIA_CHANGED | CDC_SELECT_DISC);
         ENSURE(tray_move, CDC_CLOSE_TRAY | CDC_OPEN_TRAY);
         ENSURE(lock_door, CDC_LOCK);
         ENSURE(select_speed, CDC_SELECT_SPEED);
diff --git a/drivers/char/Makefile b/drivers/char/Makefile
index 5bc765d4c3ca..8238f89f73c9 100644
--- a/drivers/char/Makefile
+++ b/drivers/char/Makefile
@@ -30,6 +30,7 @@ obj-$(CONFIG_SYNCLINK_GT)	+= synclink_gt.o
 obj-$(CONFIG_AMIGA_BUILTIN_SERIAL) += amiserial.o
 obj-$(CONFIG_SX)                += sx.o generic_serial.o
 obj-$(CONFIG_RIO)               += rio/ generic_serial.o
+obj-$(CONFIG_VIRTIO_CONSOLE)    += virtio_console.o
 obj-$(CONFIG_RAW_DRIVER)        += raw.o
 obj-$(CONFIG_SGI_SNSC)          += snsc.o snsc_event.o
 obj-$(CONFIG_MSPEC)             += mspec.o
diff --git a/drivers/char/agp/Kconfig b/drivers/char/agp/Kconfig
index fcd867d923ba..d8b1b576556c 100644
--- a/drivers/char/agp/Kconfig
+++ b/drivers/char/agp/Kconfig
@@ -50,7 +50,7 @@ config AGP_ATI
 
 config AGP_AMD
         tristate "AMD Irongate, 761, and 762 chipset support"
-        depends on AGP && (X86_32 || ALPHA)
+        depends on AGP && X86_32
         help
           This option gives you AGP support for the GLX component of
           X on AMD Irongate, 761, and 762 chipsets.
diff --git a/drivers/char/agp/amd-k7-agp.c b/drivers/char/agp/amd-k7-agp.c
index b1b4362bc648..45681c0ff3b6 100644
--- a/drivers/char/agp/amd-k7-agp.c
+++ b/drivers/char/agp/amd-k7-agp.c
@@ -41,22 +41,8 @@ static int amd_create_page_map(struct amd_page_map *page_map)
         if (page_map->real == NULL)
                 return -ENOMEM;
 
-#ifndef CONFIG_X86
-        SetPageReserved(virt_to_page(page_map->real));
-        global_cache_flush();
-        page_map->remapped = ioremap_nocache(virt_to_phys(page_map->real),
-                                            PAGE_SIZE);
-        if (page_map->remapped == NULL) {
-                ClearPageReserved(virt_to_page(page_map->real));
-                free_page((unsigned long) page_map->real);
-                page_map->real = NULL;
-                return -ENOMEM;
-        }
-        global_cache_flush();
-#else
         set_memory_uc((unsigned long)page_map->real, 1);
         page_map->remapped = page_map->real;
-#endif
 
         for (i = 0; i < PAGE_SIZE / sizeof(unsigned long); i++) {
                 writel(agp_bridge->scratch_page, page_map->remapped+i);
@@ -68,12 +54,7 @@ static int amd_create_page_map(struct amd_page_map *page_map)
 
 static void amd_free_page_map(struct amd_page_map *page_map)
 {
-#ifndef CONFIG_X86
-        iounmap(page_map->remapped);
-        ClearPageReserved(virt_to_page(page_map->real));
-#else
         set_memory_wb((unsigned long)page_map->real, 1);
-#endif
         free_page((unsigned long) page_map->real);
 }
 
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 9252e85706ef..780498d76581 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -773,18 +773,23 @@ int __init agp_amd64_init(void)
 #else
                         printk(KERN_INFO PFX "You can boot with agp=try_unsupported\n");
 #endif
+                        pci_unregister_driver(&agp_amd64_pci_driver);
                         return -ENODEV;
                 }
 
                 /* First check that we have at least one AMD64 NB */
-                if (!pci_dev_present(amd_nb_misc_ids))
+                if (!pci_dev_present(amd_nb_misc_ids)) {
+                        pci_unregister_driver(&agp_amd64_pci_driver);
                         return -ENODEV;
+                }
 
                 /* Look for any AGP bridge */
                 agp_amd64_pci_driver.id_table = agp_amd64_pci_promisc_table;
                 err = driver_attach(&agp_amd64_pci_driver.driver);
-                if (err == 0 && agp_bridges_found == 0)
+                if (err == 0 && agp_bridges_found == 0) {
+                        pci_unregister_driver(&agp_amd64_pci_driver);
                         err = -ENODEV;
+                }
         }
         return err;
 }
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 857df10c0428..b0a0dccc98c1 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -774,20 +774,14 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
         dev_info(&pdev->dev, "Intel %s Chipset\n", intel_agp_chipsets[i].name);
 
         /*
-        * If the device has not been properly setup, the following will catch
-        * the problem and should stop the system from crashing.
-        * 20030610 - hamish@zot.org
-        */
-        if (pci_enable_device(pdev)) {
-                dev_err(&pdev->dev, "can't enable PCI device\n");
-                agp_put_bridge(bridge);
-                return -ENODEV;
-        }
-
-        /*
         * The following fixes the case where the BIOS has "forgotten" to
         * provide an address range for the GART.
         * 20030610 - hamish@zot.org
+        * This happens before pci_enable_device() intentionally;
+        * calling pci_enable_device() before assigning the resource
+        * will result in the GART being disabled on machines with such
+        * BIOSs (the GART ends up with a BAR starting at 0, which
+        * conflicts a lot of other devices).
         */
         r = &pdev->resource[0];
         if (!r->start && r->end) {
@@ -798,6 +792,17 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
                 }
         }
 
+        /*
+        * If the device has not been properly setup, the following will catch
+        * the problem and should stop the system from crashing.
+        * 20030610 - hamish@zot.org
+        */
+        if (pci_enable_device(pdev)) {
+                dev_err(&pdev->dev, "can't enable PCI device\n");
+                agp_put_bridge(bridge);
+                return -ENODEV;
+        }
+
         /* Fill in the mode register */
         if (cap_ptr) {
                 pci_read_config_dword(pdev,
diff --git a/drivers/char/agp/intel-agp.h b/drivers/char/agp/intel-agp.h
index c195bfeade11..5feebe2800e9 100644
--- a/drivers/char/agp/intel-agp.h
+++ b/drivers/char/agp/intel-agp.h
@@ -130,6 +130,7 @@
 #define INTEL_GMCH_GMS_STOLEN_352M      (0xd << 4)
 
 #define I915_IFPADDR    0x60
+#define I830_HIC        0x70
 
 /* Intel 965G registers */
 #define I965_MSAC 0x62
diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c
index fab3d3265adb..0d09b537bb9a 100644
--- a/drivers/char/agp/intel-gtt.c
+++ b/drivers/char/agp/intel-gtt.c
@@ -21,6 +21,7 @@
 #include <linux/kernel.h>
 #include <linux/pagemap.h>
 #include <linux/agp_backend.h>
+#include <linux/delay.h>
 #include <asm/smp.h>
 #include "agp.h"
 #include "intel-agp.h"
@@ -70,12 +71,8 @@ static struct _intel_private {
         u32 __iomem *gtt;               /* I915G */
         bool clear_fake_agp; /* on first access via agp, fill with scratch */
         int num_dcache_entries;
-        union {
-                void __iomem *i9xx_flush_page;
-                void *i8xx_flush_page;
-        };
+        void __iomem *i9xx_flush_page;
         char *i81x_gtt_table;
-        struct page *i8xx_page;
         struct resource ifp_resource;
         int resource_valid;
         struct page *scratch_page;
@@ -722,28 +719,6 @@ static int intel_fake_agp_fetch_size(void)
 
 static void i830_cleanup(void)
 {
-        if (intel_private.i8xx_flush_page) {
-                kunmap(intel_private.i8xx_flush_page);
-                intel_private.i8xx_flush_page = NULL;
-        }
-
-        __free_page(intel_private.i8xx_page);
-        intel_private.i8xx_page = NULL;
-}
-
-static void intel_i830_setup_flush(void)
-{
-        /* return if we've already set the flush mechanism up */
-        if (intel_private.i8xx_page)
-                return;
-
-        intel_private.i8xx_page = alloc_page(GFP_KERNEL);
-        if (!intel_private.i8xx_page)
-                return;
-
-        intel_private.i8xx_flush_page = kmap(intel_private.i8xx_page);
-        if (!intel_private.i8xx_flush_page)
-                i830_cleanup();
 }
 
 /* The chipset_flush interface needs to get data that has already been
@@ -758,14 +733,27 @@ static void intel_i830_setup_flush(void)
  */
 static void i830_chipset_flush(void)
 {
-        unsigned int *pg = intel_private.i8xx_flush_page;
+        unsigned long timeout = jiffies + msecs_to_jiffies(1000);
+
+        /* Forcibly evict everything from the CPU write buffers.
+         * clflush appears to be insufficient.
+         */
+        wbinvd_on_all_cpus();
+
+        /* Now we've only seen documents for this magic bit on 855GM,
+         * we hope it exists for the other gen2 chipsets...
+         *
+         * Also works as advertised on my 845G.
+         */
+        writel(readl(intel_private.registers+I830_HIC) | (1<<31),
+               intel_private.registers+I830_HIC);
 
-        memset(pg, 0, 1024);
+        while (readl(intel_private.registers+I830_HIC) & (1<<31)) {
+                if (time_after(jiffies, timeout))
+                        break;
 
-        if (cpu_has_clflush)
-                clflush_cache_range(pg, 1024);
-        else if (wbinvd_on_all_cpus() != 0)
-                printk(KERN_ERR "Timed out waiting for cache flush.\n");
+                udelay(50);
+        }
 }
 
 static void i830_write_entry(dma_addr_t addr, unsigned int entry,
@@ -849,8 +837,6 @@ static int i830_setup(void)
 
         intel_private.gtt_bus_addr = reg_addr + I810_PTE_BASE;
 
-        intel_i830_setup_flush();
-
         return 0;
 }
 
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index b6ae6e9a9c5f..7855f9f45b8e 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -320,6 +320,7 @@ static int unload_when_empty = 1;
 static int add_smi(struct smi_info *smi);
 static int try_smi_init(struct smi_info *smi);
 static void cleanup_one_si(struct smi_info *to_clean);
+static void cleanup_ipmi_si(void);
 
 static ATOMIC_NOTIFIER_HEAD(xaction_notifier_list);
 static int register_xaction_notifier(struct notifier_block *nb)
@@ -3450,16 +3451,7 @@ static int __devinit init_ipmi_si(void)
         mutex_lock(&smi_infos_lock);
         if (unload_when_empty && list_empty(&smi_infos)) {
                 mutex_unlock(&smi_infos_lock);
-#ifdef CONFIG_PCI
-                if (pci_registered)
-                        pci_unregister_driver(&ipmi_pci_driver);
-#endif
-
-#ifdef CONFIG_PPC_OF
-                if (of_registered)
-                        of_unregister_platform_driver(&ipmi_of_platform_driver);
-#endif
-                driver_unregister(&ipmi_driver.driver);
+                cleanup_ipmi_si();
                 printk(KERN_WARNING PFX
                        "Unable to find any System Interface(s)\n");
                 return -ENODEV;
diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c
index 777181a2e603..bcbbc71febb7 100644
--- a/drivers/char/pcmcia/cm4000_cs.c
+++ b/drivers/char/pcmcia/cm4000_cs.c
@@ -830,8 +830,7 @@ static void monitor_card(unsigned long p)
                             test_bit(IS_ANY_T1, &dev->flags))) {
                                 DEBUGP(4, dev, "Perform AUTOPPS\n");
                                 set_bit(IS_AUTOPPS_ACT, &dev->flags);
-                                ptsreq.protocol = ptsreq.protocol =
-                                    (0x01 << dev->proto);
+                                ptsreq.protocol = (0x01 << dev->proto);
                                 ptsreq.flags = 0x01;
                                 ptsreq.pts1 = 0x00;
                                 ptsreq.pts2 = 0x00;
diff --git a/drivers/char/pcmcia/ipwireless/main.c b/drivers/char/pcmcia/ipwireless/main.c
index 94b8eb4d691d..444155a305ae 100644
--- a/drivers/char/pcmcia/ipwireless/main.c
+++ b/drivers/char/pcmcia/ipwireless/main.c
@@ -78,7 +78,6 @@ static void signalled_reboot_callback(void *callback_data)
 static int ipwireless_probe(struct pcmcia_device *p_dev, void *priv_data)
 {
         struct ipw_dev *ipw = priv_data;
-        struct resource *io_resource;
         int ret;
 
         p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
@@ -92,9 +91,12 @@ static int ipwireless_probe(struct pcmcia_device *p_dev, void *priv_data)
         if (ret)
                 return ret;
 
-        io_resource = request_region(p_dev->resource[0]->start,
-                                resource_size(p_dev->resource[0]),
-                                IPWIRELESS_PCCARD_NAME);
+        if (!request_region(p_dev->resource[0]->start,
+                            resource_size(p_dev->resource[0]),
+                            IPWIRELESS_PCCARD_NAME)) {
+                ret = -EBUSY;
+                goto exit;
+        }
 
         p_dev->resource[2]->flags |=
                 WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_CM | WIN_ENABLE;
@@ -105,22 +107,25 @@ static int ipwireless_probe(struct pcmcia_device *p_dev, void *priv_data)
 
         ret = pcmcia_map_mem_page(p_dev, p_dev->resource[2], p_dev->card_addr);
         if (ret != 0)
-                goto exit2;
+                goto exit1;
 
         ipw->is_v2_card = resource_size(p_dev->resource[2]) == 0x100;
 
-        ipw->attr_memory = ioremap(p_dev->resource[2]->start,
+        ipw->common_memory = ioremap(p_dev->resource[2]->start,
                                 resource_size(p_dev->resource[2]));
-        request_mem_region(p_dev->resource[2]->start,
-                        resource_size(p_dev->resource[2]),
-                        IPWIRELESS_PCCARD_NAME);
+        if (!request_mem_region(p_dev->resource[2]->start,
+                                resource_size(p_dev->resource[2]),
+                                IPWIRELESS_PCCARD_NAME)) {
+                ret = -EBUSY;
+                goto exit2;
+        }
 
         p_dev->resource[3]->flags |= WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_AM |
                                         WIN_ENABLE;
         p_dev->resource[3]->end = 0; /* this used to be 0x1000 */
         ret = pcmcia_request_window(p_dev, p_dev->resource[3], 0);
         if (ret != 0)
-                goto exit2;
+                goto exit3;
 
         ret = pcmcia_map_mem_page(p_dev, p_dev->resource[3], 0);
         if (ret != 0)
@@ -128,23 +133,28 @@ static int ipwireless_probe(struct pcmcia_device *p_dev, void *priv_data)
 
         ipw->attr_memory = ioremap(p_dev->resource[3]->start,
                                 resource_size(p_dev->resource[3]));
-        request_mem_region(p_dev->resource[3]->start,
-                        resource_size(p_dev->resource[3]),
-                        IPWIRELESS_PCCARD_NAME);
+        if (!request_mem_region(p_dev->resource[3]->start,
+                                resource_size(p_dev->resource[3]),
+                                IPWIRELESS_PCCARD_NAME)) {
+                ret = -EBUSY;
+                goto exit4;
+        }
 
         return 0;
 
+exit4:
+        iounmap(ipw->attr_memory);
 exit3:
+        release_mem_region(p_dev->resource[2]->start,
+                        resource_size(p_dev->resource[2]));
 exit2:
-        if (ipw->common_memory) {
-                release_mem_region(p_dev->resource[2]->start,
-                                resource_size(p_dev->resource[2]));
-                iounmap(ipw->common_memory);
-        }
+        iounmap(ipw->common_memory);
 exit1:
-        release_resource(io_resource);
+        release_region(p_dev->resource[0]->start,
+                       resource_size(p_dev->resource[0]));
+exit:
         pcmcia_disable_device(p_dev);
-        return -1;
+        return ret;
 }
 
 static int config_ipwireless(struct ipw_dev *ipw)
@@ -219,6 +229,8 @@ exit:
 
 static void release_ipwireless(struct ipw_dev *ipw)
 {
+        release_region(ipw->link->resource[0]->start,
+                       resource_size(ipw->link->resource[0]));
         if (ipw->common_memory) {
                 release_mem_region(ipw->link->resource[2]->start,
                                 resource_size(ipw->link->resource[2]));
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 36e0fa161c2b..1f46f1cd9225 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -364,14 +364,12 @@ unsigned long tpm_calc_ordinal_duration(struct tpm_chip *chip,
                     tpm_protected_ordinal_duration[ordinal &
                                                    TPM_PROTECTED_ORDINAL_MASK];
 
-        if (duration_idx != TPM_UNDEFINED) {
+        if (duration_idx != TPM_UNDEFINED)
                 duration = chip->vendor.duration[duration_idx];
-                /* if duration is 0, it's because chip->vendor.duration wasn't */
-                /* filled yet, so we set the lowest timeout just to give enough */
-                /* time for tpm_get_timeouts() to succeed */
-                return (duration <= 0 ? HZ : duration);
-        } else
+        if (duration <= 0)
                 return 2 * 60 * HZ;
+        else
+                return duration;
 }
 EXPORT_SYMBOL_GPL(tpm_calc_ordinal_duration);
 
diff --git a/drivers/tty/hvc/virtio_console.c b/drivers/char/virtio_console.c
index 896a2ced1d27..84b164d1eb2b 100644
--- a/drivers/tty/hvc/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -1,6 +1,7 @@
 /*
  * Copyright (C) 2006, 2007, 2009 Rusty Russell, IBM Corporation
- * Copyright (C) 2009, 2010 Red Hat, Inc.
+ * Copyright (C) 2009, 2010, 2011 Red Hat, Inc.
+ * Copyright (C) 2009, 2010, 2011 Amit Shah <amit.shah@redhat.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
@@ -31,7 +32,7 @@
 #include <linux/virtio_console.h>
 #include <linux/wait.h>
 #include <linux/workqueue.h>
-#include "hvc_console.h"
+#include "../tty/hvc/hvc_console.h"
 
 /*
  * This is a global struct for storing common data for all the devices
@@ -387,6 +388,10 @@ static void discard_port_data(struct port *port)
         unsigned int len;
         int ret;
 
+        if (!port->portdev) {
+                /* Device has been unplugged.  vqs are already gone. */
+                return;
+        }
         vq = port->in_vq;
         if (port->inbuf)
                 buf = port->inbuf;
@@ -469,6 +474,10 @@ static void reclaim_consumed_buffers(struct port *port)
         void *buf;
         unsigned int len;
 
+        if (!port->portdev) {
+                /* Device has been unplugged.  vqs are already gone. */
+                return;
+        }
         while ((buf = virtqueue_get_buf(port->out_vq, &len))) {
                 kfree(buf);
                 port->outvq_full = false;
@@ -1462,6 +1471,17 @@ static void control_work_handler(struct work_struct *work)
         spin_unlock(&portdev->cvq_lock);
 }
 
+static void out_intr(struct virtqueue *vq)
+{
+        struct port *port;
+
+        port = find_port_by_vq(vq->vdev->priv, vq);
+        if (!port)
+                return;
+
+        wake_up_interruptible(&port->waitqueue);
+}
+
 static void in_intr(struct virtqueue *vq)
 {
         struct port *port;
@@ -1566,7 +1586,7 @@ static int init_vqs(struct ports_device *portdev)
          */
         j = 0;
         io_callbacks[j] = in_intr;
-        io_callbacks[j + 1] = NULL;
+        io_callbacks[j + 1] = out_intr;
         io_names[j] = "input";
         io_names[j + 1] = "output";
         j += 2;
@@ -1580,7 +1600,7 @@ static int init_vqs(struct ports_device *portdev)
                 for (i = 1; i < nr_ports; i++) {
                         j += 2;
                         io_callbacks[j] = in_intr;
-                        io_callbacks[j + 1] = NULL;
+                        io_callbacks[j + 1] = out_intr;
                         io_names[j] = "input";
                         io_names[j + 1] = "output";
                 }
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 1109f6848a43..5cb4d09919d6 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1919,8 +1919,10 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
 
         ret = sysdev_driver_register(&cpu_sysdev_class,
                                         &cpufreq_sysdev_driver);
+        if (ret)
+                goto err_null_driver;
 
-        if ((!ret) && !(cpufreq_driver->flags & CPUFREQ_STICKY)) {
+        if (!(cpufreq_driver->flags & CPUFREQ_STICKY)) {
                 int i;
                 ret = -ENODEV;
 
@@ -1935,21 +1937,22 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
                 if (ret) {
                         dprintk("no CPU initialized for driver %s\n",
                                                         driver_data->name);
-                        sysdev_driver_unregister(&cpu_sysdev_class,
-                                                &cpufreq_sysdev_driver);
-
-                        spin_lock_irqsave(&cpufreq_driver_lock, flags);
-                        cpufreq_driver = NULL;
-                        spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
+                        goto err_sysdev_unreg;
                 }
         }
 
-        if (!ret) {
-                register_hotcpu_notifier(&cpufreq_cpu_notifier);
-                dprintk("driver %s up and running\n", driver_data->name);
-                cpufreq_debug_enable_ratelimit();
-        }
+        register_hotcpu_notifier(&cpufreq_cpu_notifier);
+        dprintk("driver %s up and running\n", driver_data->name);
+        cpufreq_debug_enable_ratelimit();
 
+        return 0;
+err_sysdev_unreg:
+        sysdev_driver_unregister(&cpu_sysdev_class,
+                        &cpufreq_sysdev_driver);
+err_null_driver:
+        spin_lock_irqsave(&cpufreq_driver_lock, flags);
+        cpufreq_driver = NULL;
+        spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
         return ret;
 }
 EXPORT_SYMBOL_GPL(cpufreq_register_driver);
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index 297f48b0cba9..07bca4970e50 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -79,6 +79,7 @@
 #include <linux/module.h>
 #include <linux/interrupt.h>
 #include <linux/slab.h>
+#include <linux/delay.h>
 #include <linux/dmapool.h>
 #include <linux/dmaengine.h>
 #include <linux/amba/bus.h>
@@ -235,16 +236,19 @@ static void pl08x_start_txd(struct pl08x_dma_chan *plchan,
 }
 
 /*
- * Overall DMAC remains enabled always.
+ * Pause the channel by setting the HALT bit.
  *
- * Disabling individual channels could lose data.
+ * For M->P transfers, pause the DMAC first and then stop the peripheral -
+ * the FIFO can only drain if the peripheral is still requesting data.
+ * (note: this can still timeout if the DMAC FIFO never drains of data.)
  *
- * Disable the peripheral DMA after disabling the DMAC in order to allow
- * the DMAC FIFO to drain, and hence allow the channel to show inactive
+ * For P->M transfers, disable the peripheral first to stop it filling
+ * the DMAC FIFO, and then pause the DMAC.
  */
 static void pl08x_pause_phy_chan(struct pl08x_phy_chan *ch)
 {
         u32 val;
+        int timeout;
 
         /* Set the HALT bit and wait for the FIFO to drain */
         val = readl(ch->base + PL080_CH_CONFIG);
@@ -252,8 +256,13 @@ static void pl08x_pause_phy_chan(struct pl08x_phy_chan *ch)
         writel(val, ch->base + PL080_CH_CONFIG);
 
         /* Wait for channel inactive */
-        while (pl08x_phy_channel_busy(ch))
-                cpu_relax();
+        for (timeout = 1000; timeout; timeout--) {
+                if (!pl08x_phy_channel_busy(ch))
+                        break;
+                udelay(1);
+        }
+        if (pl08x_phy_channel_busy(ch))
+                pr_err("pl08x: channel%u timeout waiting for pause\n", ch->id);
 }
 
 static void pl08x_resume_phy_chan(struct pl08x_phy_chan *ch)
@@ -267,19 +276,24 @@ static void pl08x_resume_phy_chan(struct pl08x_phy_chan *ch)
 }
 
 
-/* Stops the channel */
-static void pl08x_stop_phy_chan(struct pl08x_phy_chan *ch)
+/*
+ * pl08x_terminate_phy_chan() stops the channel, clears the FIFO and
+ * clears any pending interrupt status.  This should not be used for
+ * an on-going transfer, but as a method of shutting down a channel
+ * (eg, when it's no longer used) or terminating a transfer.
+ */
+static void pl08x_terminate_phy_chan(struct pl08x_driver_data *pl08x,
+        struct pl08x_phy_chan *ch)
 {
-        u32 val;
+        u32 val = readl(ch->base + PL080_CH_CONFIG);
 
-        pl08x_pause_phy_chan(ch);
+        val &= ~(PL080_CONFIG_ENABLE | PL080_CONFIG_ERR_IRQ_MASK |
+                 PL080_CONFIG_TC_IRQ_MASK);
 
-        /* Disable channel */
-        val = readl(ch->base + PL080_CH_CONFIG);
-        val &= ~PL080_CONFIG_ENABLE;
-        val &= ~PL080_CONFIG_ERR_IRQ_MASK;
-        val &= ~PL080_CONFIG_TC_IRQ_MASK;
         writel(val, ch->base + PL080_CH_CONFIG);
+
+        writel(1 << ch->id, pl08x->base + PL080_ERR_CLEAR);
+        writel(1 << ch->id, pl08x->base + PL080_TC_CLEAR);
 }
 
 static inline u32 get_bytes_in_cctl(u32 cctl)
@@ -404,13 +418,12 @@ static inline void pl08x_put_phy_channel(struct pl08x_driver_data *pl08x,
 {
         unsigned long flags;
 
+        spin_lock_irqsave(&ch->lock, flags);
+
         /* Stop the channel and clear its interrupts */
-        pl08x_stop_phy_chan(ch);
-        writel((1 << ch->id), pl08x->base + PL080_ERR_CLEAR);
-        writel((1 << ch->id), pl08x->base + PL080_TC_CLEAR);
+        pl08x_terminate_phy_chan(pl08x, ch);
 
         /* Mark it as free */
-        spin_lock_irqsave(&ch->lock, flags);
         ch->serving = NULL;
         spin_unlock_irqrestore(&ch->lock, flags);
 }
@@ -1449,7 +1462,7 @@ static int pl08x_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd,
                 plchan->state = PL08X_CHAN_IDLE;
 
                 if (plchan->phychan) {
-                        pl08x_stop_phy_chan(plchan->phychan);
+                        pl08x_terminate_phy_chan(pl08x, plchan->phychan);
 
                         /*
                          * Mark physical channel as free and free any slave
diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c
index e53d438142bb..e18eaabe92b9 100644
--- a/drivers/dma/imx-dma.c
+++ b/drivers/dma/imx-dma.c
@@ -49,6 +49,7 @@ struct imxdma_channel {
 
 struct imxdma_engine {
         struct device                   *dev;
+        struct device_dma_parameters    dma_parms;
         struct dma_device               dma_device;
         struct imxdma_channel           channel[MAX_DMA_CHANNELS];
 };
@@ -242,6 +243,21 @@ static struct dma_async_tx_descriptor *imxdma_prep_slave_sg(
         else
                 dmamode = DMA_MODE_WRITE;
 
+        switch (imxdmac->word_size) {
+        case DMA_SLAVE_BUSWIDTH_4_BYTES:
+                if (sgl->length & 3 || sgl->dma_address & 3)
+                        return NULL;
+                break;
+        case DMA_SLAVE_BUSWIDTH_2_BYTES:
+                if (sgl->length & 1 || sgl->dma_address & 1)
+                        return NULL;
+                break;
+        case DMA_SLAVE_BUSWIDTH_1_BYTE:
+                break;
+        default:
+                return NULL;
+        }
+
         ret = imx_dma_setup_sg(imxdmac->imxdma_channel, sgl, sg_len,
                  dma_length, imxdmac->per_address, dmamode);
         if (ret)
@@ -329,6 +345,9 @@ static int __init imxdma_probe(struct platform_device *pdev)
 
         INIT_LIST_HEAD(&imxdma->dma_device.channels);
 
+        dma_cap_set(DMA_SLAVE, imxdma->dma_device.cap_mask);
+        dma_cap_set(DMA_CYCLIC, imxdma->dma_device.cap_mask);
+
         /* Initialize channel parameters */
         for (i = 0; i < MAX_DMA_CHANNELS; i++) {
                 struct imxdma_channel *imxdmac = &imxdma->channel[i];
@@ -346,11 +365,7 @@ static int __init imxdma_probe(struct platform_device *pdev)
                 imxdmac->imxdma = imxdma;
                 spin_lock_init(&imxdmac->lock);
 
-                dma_cap_set(DMA_SLAVE, imxdma->dma_device.cap_mask);
-                dma_cap_set(DMA_CYCLIC, imxdma->dma_device.cap_mask);
-
                 imxdmac->chan.device = &imxdma->dma_device;
-                imxdmac->chan.chan_id = i;
                 imxdmac->channel = i;
 
                 /* Add the channel to the DMAC list */
@@ -370,6 +385,9 @@ static int __init imxdma_probe(struct platform_device *pdev)
 
         platform_set_drvdata(pdev, imxdma);
 
+        imxdma->dma_device.dev->dma_parms = &imxdma->dma_parms;
+        dma_set_max_seg_size(imxdma->dma_device.dev, 0xffffff);
+
         ret = dma_async_device_register(&imxdma->dma_device);
         if (ret) {
                 dev_err(&pdev->dev, "unable to register\n");
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index d5a5d4d9c19b..b6d1455fa936 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -230,7 +230,7 @@ struct sdma_engine;
  * struct sdma_channel - housekeeping for a SDMA channel
  *
  * @sdma                pointer to the SDMA engine for this channel
- * @channel             the channel number, matches dmaengine chan_id
+ * @channel             the channel number, matches dmaengine chan_id + 1
  * @direction           transfer type. Needed for setting SDMA script
  * @peripheral_type     Peripheral type. Needed for setting SDMA script
  * @event_id0           aka dma request line
@@ -301,6 +301,7 @@ struct sdma_firmware_header {
 
 struct sdma_engine {
         struct device                   *dev;
+        struct device_dma_parameters    dma_parms;
         struct sdma_channel             channel[MAX_DMA_CHANNELS];
         struct sdma_channel_control     *channel_control;
         void __iomem                    *regs;
@@ -449,7 +450,7 @@ static void sdma_handle_channel_loop(struct sdma_channel *sdmac)
                 if (bd->mode.status & BD_RROR)
                         sdmac->status = DMA_ERROR;
                 else
-                        sdmac->status = DMA_SUCCESS;
+                        sdmac->status = DMA_IN_PROGRESS;
 
                 bd->mode.status |= BD_DONE;
                 sdmac->buf_tail++;
@@ -770,15 +771,15 @@ static void sdma_enable_channel(struct sdma_engine *sdma, int channel)
         __raw_writel(1 << channel, sdma->regs + SDMA_H_START);
 }
 
-static dma_cookie_t sdma_assign_cookie(struct sdma_channel *sdma)
+static dma_cookie_t sdma_assign_cookie(struct sdma_channel *sdmac)
 {
-        dma_cookie_t cookie = sdma->chan.cookie;
+        dma_cookie_t cookie = sdmac->chan.cookie;
 
         if (++cookie < 0)
                 cookie = 1;
 
-        sdma->chan.cookie = cookie;
-        sdma->desc.cookie = cookie;
+        sdmac->chan.cookie = cookie;
+        sdmac->desc.cookie = cookie;
 
         return cookie;
 }
@@ -798,7 +799,7 @@ static dma_cookie_t sdma_tx_submit(struct dma_async_tx_descriptor *tx)
 
         cookie = sdma_assign_cookie(sdmac);
 
-        sdma_enable_channel(sdma, tx->chan->chan_id);
+        sdma_enable_channel(sdma, sdmac->channel);
 
         spin_unlock_irq(&sdmac->lock);
 
@@ -811,10 +812,6 @@ static int sdma_alloc_chan_resources(struct dma_chan *chan)
         struct imx_dma_data *data = chan->private;
         int prio, ret;
 
-        /* No need to execute this for internal channel 0 */
-        if (chan->chan_id == 0)
-                return 0;
-
         if (!data)
                 return -EINVAL;
 
@@ -879,7 +876,7 @@ static struct dma_async_tx_descriptor *sdma_prep_slave_sg(
         struct sdma_channel *sdmac = to_sdma_chan(chan);
         struct sdma_engine *sdma = sdmac->sdma;
         int ret, i, count;
-        int channel = chan->chan_id;
+        int channel = sdmac->channel;
         struct scatterlist *sg;
 
         if (sdmac->status == DMA_IN_PROGRESS)
@@ -924,22 +921,33 @@ static struct dma_async_tx_descriptor *sdma_prep_slave_sg(
                         ret =  -EINVAL;
                         goto err_out;
                 }
-                if (sdmac->word_size == DMA_SLAVE_BUSWIDTH_4_BYTES)
+
+                switch (sdmac->word_size) {
+                case DMA_SLAVE_BUSWIDTH_4_BYTES:
                         bd->mode.command = 0;
-                else
-                        bd->mode.command = sdmac->word_size;
+                        if (count & 3 || sg->dma_address & 3)
+                                return NULL;
+                        break;
+                case DMA_SLAVE_BUSWIDTH_2_BYTES:
+                        bd->mode.command = 2;
+                        if (count & 1 || sg->dma_address & 1)
+                                return NULL;
+                        break;
+                case DMA_SLAVE_BUSWIDTH_1_BYTE:
+                        bd->mode.command = 1;
+                        break;
+                default:
+                        return NULL;
+                }
 
                 param = BD_DONE | BD_EXTD | BD_CONT;
 
-                if (sdmac->flags & IMX_DMA_SG_LOOP) {
+                if (i + 1 == sg_len) {
                         param |= BD_INTR;
-                        if (i + 1 == sg_len)
-                                param |= BD_WRAP;
+                        param |= BD_LAST;
+                        param &= ~BD_CONT;
                 }
 
-                if (i + 1 == sg_len)
-                        param |= BD_INTR;
-
                 dev_dbg(sdma->dev, "entry %d: count: %d dma: 0x%08x %s%s\n",
                                 i, count, sg->dma_address,
                                 param & BD_WRAP ? "wrap" : "",
@@ -953,6 +961,7 @@ static struct dma_async_tx_descriptor *sdma_prep_slave_sg(
 
         return &sdmac->desc;
 err_out:
+        sdmac->status = DMA_ERROR;
         return NULL;
 }
 
@@ -963,7 +972,7 @@ static struct dma_async_tx_descriptor *sdma_prep_dma_cyclic(
         struct sdma_channel *sdmac = to_sdma_chan(chan);
         struct sdma_engine *sdma = sdmac->sdma;
         int num_periods = buf_len / period_len;
-        int channel = chan->chan_id;
+        int channel = sdmac->channel;
         int ret, i = 0, buf = 0;
 
         dev_dbg(sdma->dev, "%s channel: %d\n", __func__, channel);
@@ -1066,14 +1075,12 @@ static enum dma_status sdma_tx_status(struct dma_chan *chan,
 {
         struct sdma_channel *sdmac = to_sdma_chan(chan);
         dma_cookie_t last_used;
-        enum dma_status ret;
 
         last_used = chan->cookie;
 
-        ret = dma_async_is_complete(cookie, sdmac->last_completed, last_used);
         dma_set_tx_state(txstate, sdmac->last_completed, last_used, 0);
 
-        return ret;
+        return sdmac->status;
 }
 
 static void sdma_issue_pending(struct dma_chan *chan)
@@ -1135,7 +1142,7 @@ static int __init sdma_get_firmware(struct sdma_engine *sdma,
         /* download the RAM image for SDMA */
         sdma_load_script(sdma, ram_code,
                         header->ram_code_size,
-                        sdma->script_addrs->ram_code_start_addr);
+                        addr->ram_code_start_addr);
         clk_disable(sdma->clk);
 
         sdma_add_scripts(sdma, addr);
@@ -1237,7 +1244,6 @@ static int __init sdma_probe(struct platform_device *pdev)
         struct resource *iores;
         struct sdma_platform_data *pdata = pdev->dev.platform_data;
         int i;
-        dma_cap_mask_t mask;
         struct sdma_engine *sdma;
 
         sdma = kzalloc(sizeof(*sdma), GFP_KERNEL);
@@ -1280,6 +1286,9 @@ static int __init sdma_probe(struct platform_device *pdev)
 
         sdma->version = pdata->sdma_version;
 
+        dma_cap_set(DMA_SLAVE, sdma->dma_device.cap_mask);
+        dma_cap_set(DMA_CYCLIC, sdma->dma_device.cap_mask);
+
         INIT_LIST_HEAD(&sdma->dma_device.channels);
         /* Initialize channel parameters */
         for (i = 0; i < MAX_DMA_CHANNELS; i++) {
@@ -1288,15 +1297,17 @@ static int __init sdma_probe(struct platform_device *pdev)
                 sdmac->sdma = sdma;
                 spin_lock_init(&sdmac->lock);
 
-                dma_cap_set(DMA_SLAVE, sdma->dma_device.cap_mask);
-                dma_cap_set(DMA_CYCLIC, sdma->dma_device.cap_mask);
-
                 sdmac->chan.device = &sdma->dma_device;
-                sdmac->chan.chan_id = i;
                 sdmac->channel = i;
 
-                /* Add the channel to the DMAC list */
-                list_add_tail(&sdmac->chan.device_node, &sdma->dma_device.channels);
+                /*
+                 * Add the channel to the DMAC list. Do not add channel 0 though
+                 * because we need it internally in the SDMA driver. This also means
+                 * that channel 0 in dmaengine counting matches sdma channel 1.
+                 */
+                if (i)
+                        list_add_tail(&sdmac->chan.device_node,
+                                        &sdma->dma_device.channels);
         }
 
         ret = sdma_init(sdma);
@@ -1317,6 +1328,8 @@ static int __init sdma_probe(struct platform_device *pdev)
         sdma->dma_device.device_prep_dma_cyclic = sdma_prep_dma_cyclic;
         sdma->dma_device.device_control = sdma_control;
         sdma->dma_device.device_issue_pending = sdma_issue_pending;
+        sdma->dma_device.dev->dma_parms = &sdma->dma_parms;
+        dma_set_max_seg_size(sdma->dma_device.dev, 65535);
 
         ret = dma_async_device_register(&sdma->dma_device);
         if (ret) {
@@ -1324,13 +1337,6 @@ static int __init sdma_probe(struct platform_device *pdev)
                 goto err_init;
         }
 
-        /* request channel 0. This is an internal control channel
-         * to the SDMA engine and not available to clients.
-         */
-        dma_cap_zero(mask);
-        dma_cap_set(DMA_SLAVE, mask);
-        dma_request_channel(mask, NULL, NULL);
-
         dev_info(sdma->dev, "initialized\n");
 
         return 0;
@@ -1348,7 +1354,7 @@ err_clk:
 err_request_region:
 err_irq:
         kfree(sdma);
-        return 0;
+        return ret;
 }
 
 static int __exit sdma_remove(struct platform_device *pdev)
diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c
index cb26ee9773d6..c1a125e7d1df 100644
--- a/drivers/dma/ipu/ipu_idmac.c
+++ b/drivers/dma/ipu/ipu_idmac.c
@@ -1145,29 +1145,6 @@ static int ipu_disable_channel(struct idmac *idmac, struct idmac_channel *ichan,
         reg = idmac_read_icreg(ipu, IDMAC_CHA_EN);
         idmac_write_icreg(ipu, reg & ~chan_mask, IDMAC_CHA_EN);
 
-        /*
-         * Problem (observed with channel DMAIC_7): after enabling the channel
-         * and initialising buffers, there comes an interrupt with current still
-         * pointing at buffer 0, whereas it should use buffer 0 first and only
-         * generate an interrupt when it is done, then current should already
-         * point to buffer 1. This spurious interrupt also comes on channel
-         * DMASDC_0. With DMAIC_7 normally, is we just leave the ISR after the
-         * first interrupt, there comes the second with current correctly
-         * pointing to buffer 1 this time. But sometimes this second interrupt
-         * doesn't come and the channel hangs. Clearing BUFx_RDY when disabling
-         * the channel seems to prevent the channel from hanging, but it doesn't
-         * prevent the spurious interrupt. This might also be unsafe. Think
-         * about the IDMAC controller trying to switch to a buffer, when we
-         * clear the ready bit, and re-enable it a moment later.
-         */
-        reg = idmac_read_ipureg(ipu, IPU_CHA_BUF0_RDY);
-        idmac_write_ipureg(ipu, 0, IPU_CHA_BUF0_RDY);
-        idmac_write_ipureg(ipu, reg & ~(1UL << channel), IPU_CHA_BUF0_RDY);
-
-        reg = idmac_read_ipureg(ipu, IPU_CHA_BUF1_RDY);
-        idmac_write_ipureg(ipu, 0, IPU_CHA_BUF1_RDY);
-        idmac_write_ipureg(ipu, reg & ~(1UL << channel), IPU_CHA_BUF1_RDY);
-
         spin_unlock_irqrestore(&ipu->lock, flags);
 
         return 0;
@@ -1246,33 +1223,6 @@ static irqreturn_t idmac_interrupt(int irq, void *dev_id)
 
         /* Other interrupts do not interfere with this channel */
         spin_lock(&ichan->lock);
-        if (unlikely(chan_id != IDMAC_SDC_0 && chan_id != IDMAC_SDC_1 &&
-                     ((curbuf >> chan_id) & 1) == ichan->active_buffer &&
-                     !list_is_last(ichan->queue.next, &ichan->queue))) {
-                int i = 100;
-
-                /* This doesn't help. See comment in ipu_disable_channel() */
-                while (--i) {
-                        curbuf = idmac_read_ipureg(&ipu_data, IPU_CHA_CUR_BUF);
-                        if (((curbuf >> chan_id) & 1) != ichan->active_buffer)
-                                break;
-                        cpu_relax();
-                }
-
-                if (!i) {
-                        spin_unlock(&ichan->lock);
-                        dev_dbg(dev,
-                                "IRQ on active buffer on channel %x, active "
-                                "%d, ready %x, %x, current %x!\n", chan_id,
-                                ichan->active_buffer, ready0, ready1, curbuf);
-                        return IRQ_NONE;
-                } else
-                        dev_dbg(dev,
-                                "Buffer deactivated on channel %x, active "
-                                "%d, ready %x, %x, current %x, rest %d!\n", chan_id,
-                                ichan->active_buffer, ready0, ready1, curbuf, i);
-        }
-
         if (unlikely((ichan->active_buffer && (ready1 >> chan_id) & 1) ||
                      (!ichan->active_buffer && (ready0 >> chan_id) & 1)
                      )) {
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 4a5ecc58025d..23e03554f0d3 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -826,8 +826,6 @@ static void amd64_dump_dramcfg_low(u32 dclr, int chan)
 /* Display and decode various NB registers for debug purposes. */
 static void amd64_dump_misc_regs(struct amd64_pvt *pvt)
 {
-        int ganged;
-
         debugf1("F3xE8 (NB Cap): 0x%08x\n", pvt->nbcap);
 
         debugf1("  NB two channel DRAM capable: %s\n",
@@ -851,28 +849,19 @@ static void amd64_dump_misc_regs(struct amd64_pvt *pvt)
         debugf1("  DramHoleValid: %s\n",
                 (pvt->dhar & DHAR_VALID) ? "yes" : "no");
 
+        amd64_debug_display_dimm_sizes(0, pvt);
+
         /* everything below this point is Fam10h and above */
-        if (boot_cpu_data.x86 == 0xf) {
-                amd64_debug_display_dimm_sizes(0, pvt);
+        if (boot_cpu_data.x86 == 0xf)
                 return;
-        }
+
+        amd64_debug_display_dimm_sizes(1, pvt);
 
         amd64_info("using %s syndromes.\n", ((pvt->syn_type == 8) ? "x8" : "x4"));
 
         /* Only if NOT ganged does dclr1 have valid info */
         if (!dct_ganging_enabled(pvt))
                 amd64_dump_dramcfg_low(pvt->dclr1, 1);
-
-        /*
-         * Determine if ganged and then dump memory sizes for first controller,
-         * and if NOT ganged dump info for 2nd controller.
-         */
-        ganged = dct_ganging_enabled(pvt);
-
-        amd64_debug_display_dimm_sizes(0, pvt);
-
-        if (!ganged)
-                amd64_debug_display_dimm_sizes(1, pvt);
 }
 
 /* Read in both of DBAM registers */
@@ -1644,11 +1633,10 @@ static void amd64_debug_display_dimm_sizes(int ctrl, struct amd64_pvt *pvt)
                        WARN_ON(ctrl != 0);
         }
 
-        debugf1("F2x%d80 (DRAM Bank Address Mapping): 0x%08x\n",
-                ctrl, ctrl ? pvt->dbam1 : pvt->dbam0);
+        dbam = (ctrl && !dct_ganging_enabled(pvt)) ? pvt->dbam1 : pvt->dbam0;
+        dcsb = (ctrl && !dct_ganging_enabled(pvt)) ? pvt->dcsb1 : pvt->dcsb0;
 
-        dbam = ctrl ? pvt->dbam1 : pvt->dbam0;
-        dcsb = ctrl ? pvt->dcsb1 : pvt->dcsb0;
+        debugf1("F2x%d80 (DRAM Bank Address Mapping): 0x%08x\n", ctrl, dbam);
 
         edac_printk(KERN_DEBUG, EDAC_MC, "DCT%d chip selects:\n", ctrl);
 
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
index e28e41668177..bcb1126e3d00 100644
--- a/drivers/firmware/dmi_scan.c
+++ b/drivers/firmware/dmi_scan.c
@@ -378,10 +378,17 @@ static void __init print_filtered(const char *info)
 
 static void __init dmi_dump_ids(void)
 {
+        const char *board;      /* Board Name is optional */
+
         printk(KERN_DEBUG "DMI: ");
-        print_filtered(dmi_get_system_info(DMI_BOARD_NAME));
-        printk(KERN_CONT "/");
+        print_filtered(dmi_get_system_info(DMI_SYS_VENDOR));
+        printk(KERN_CONT " ");
         print_filtered(dmi_get_system_info(DMI_PRODUCT_NAME));
+        board = dmi_get_system_info(DMI_BOARD_NAME);
+        if (board) {
+                printk(KERN_CONT "/");
+                print_filtered(board);
+        }
         printk(KERN_CONT ", BIOS ");
         print_filtered(dmi_get_system_info(DMI_BIOS_VERSION));
         printk(KERN_CONT " ");
diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c
index a261972f603d..b473429eee75 100644
--- a/drivers/gpio/pca953x.c
+++ b/drivers/gpio/pca953x.c
@@ -60,6 +60,7 @@ struct pca953x_chip {
         unsigned gpio_start;
         uint16_t reg_output;
         uint16_t reg_direction;
+        struct mutex i2c_lock;
 
 #ifdef CONFIG_GPIO_PCA953X_IRQ
         struct mutex irq_lock;
@@ -119,13 +120,17 @@ static int pca953x_gpio_direction_input(struct gpio_chip *gc, unsigned off)
 
         chip = container_of(gc, struct pca953x_chip, gpio_chip);
 
+        mutex_lock(&chip->i2c_lock);
         reg_val = chip->reg_direction | (1u << off);
         ret = pca953x_write_reg(chip, PCA953X_DIRECTION, reg_val);
         if (ret)
-                return ret;
+                goto exit;
 
         chip->reg_direction = reg_val;
-        return 0;
+        ret = 0;
+exit:
+        mutex_unlock(&chip->i2c_lock);
+        return ret;
 }
 
 static int pca953x_gpio_direction_output(struct gpio_chip *gc,
@@ -137,6 +142,7 @@ static int pca953x_gpio_direction_output(struct gpio_chip *gc,
 
         chip = container_of(gc, struct pca953x_chip, gpio_chip);
 
+        mutex_lock(&chip->i2c_lock);
         /* set output level */
         if (val)
                 reg_val = chip->reg_output | (1u << off);
@@ -145,7 +151,7 @@ static int pca953x_gpio_direction_output(struct gpio_chip *gc,
 
         ret = pca953x_write_reg(chip, PCA953X_OUTPUT, reg_val);
         if (ret)
-                return ret;
+                goto exit;
 
         chip->reg_output = reg_val;
 
@@ -153,10 +159,13 @@ static int pca953x_gpio_direction_output(struct gpio_chip *gc,
         reg_val = chip->reg_direction & ~(1u << off);
         ret = pca953x_write_reg(chip, PCA953X_DIRECTION, reg_val);
         if (ret)
-                return ret;
+                goto exit;
 
         chip->reg_direction = reg_val;
-        return 0;
+        ret = 0;
+exit:
+        mutex_unlock(&chip->i2c_lock);
+        return ret;
 }
 
 static int pca953x_gpio_get_value(struct gpio_chip *gc, unsigned off)
@@ -167,7 +176,9 @@ static int pca953x_gpio_get_value(struct gpio_chip *gc, unsigned off)
 
         chip = container_of(gc, struct pca953x_chip, gpio_chip);
 
+        mutex_lock(&chip->i2c_lock);
         ret = pca953x_read_reg(chip, PCA953X_INPUT, &reg_val);
+        mutex_unlock(&chip->i2c_lock);
         if (ret < 0) {
                 /* NOTE:  diagnostic already emitted; that's all we should
                  * do unless gpio_*_value_cansleep() calls become different
@@ -187,6 +198,7 @@ static void pca953x_gpio_set_value(struct gpio_chip *gc, unsigned off, int val)
 
         chip = container_of(gc, struct pca953x_chip, gpio_chip);
 
+        mutex_lock(&chip->i2c_lock);
         if (val)
                 reg_val = chip->reg_output | (1u << off);
         else
@@ -194,9 +206,11 @@ static void pca953x_gpio_set_value(struct gpio_chip *gc, unsigned off, int val)
 
         ret = pca953x_write_reg(chip, PCA953X_OUTPUT, reg_val);
         if (ret)
-                return;
+                goto exit;
 
         chip->reg_output = reg_val;
+exit:
+        mutex_unlock(&chip->i2c_lock);
 }
 
 static void pca953x_setup_gpio(struct pca953x_chip *chip, int gpios)
@@ -517,6 +531,8 @@ static int __devinit pca953x_probe(struct i2c_client *client,
 
         chip->names = pdata->names;
 
+        mutex_init(&chip->i2c_lock);
+
         /* initialize cached registers from their original values.
          * we can't share this chip with another i2c master.
          */
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 2baa6708e44c..654faa803dcb 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -2674,3 +2674,23 @@ out:
         mutex_unlock(&dev->mode_config.mutex);
         return ret;
 }
+
+void drm_mode_config_reset(struct drm_device *dev)
+{
+        struct drm_crtc *crtc;
+        struct drm_encoder *encoder;
+        struct drm_connector *connector;
+
+        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
+                if (crtc->funcs->reset)
+                        crtc->funcs->reset(crtc);
+
+        list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
+                if (encoder->funcs->reset)
+                        encoder->funcs->reset(encoder);
+
+        list_for_each_entry(connector, &dev->mode_config.connector_list, head)
+                if (connector->funcs->reset)
+                        connector->funcs->reset(connector);
+}
+EXPORT_SYMBOL(drm_mode_config_reset);
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 952b3d4fb2a6..92369655dca3 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -343,13 +343,12 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
         struct drm_encoder *encoder;
         bool ret = true;
 
-        adjusted_mode = drm_mode_duplicate(dev, mode);
-
         crtc->enabled = drm_helper_crtc_in_use(crtc);
-
         if (!crtc->enabled)
                 return true;
 
+        adjusted_mode = drm_mode_duplicate(dev, mode);
+
         saved_hwmode = crtc->hwmode;
         saved_mode = crtc->mode;
         saved_x = crtc->x;
@@ -437,10 +436,9 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
          */
         drm_calc_timestamping_constants(crtc);
 
-        /* XXX free adjustedmode */
-        drm_mode_destroy(dev, adjusted_mode);
         /* FIXME: add subpixel order */
 done:
+        drm_mode_destroy(dev, adjusted_mode);
         if (!ret) {
                 crtc->hwmode = saved_hwmode;
                 crtc->mode = saved_mode;
@@ -497,14 +495,17 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 
         crtc_funcs = set->crtc->helper_private;
 
+        if (!set->mode)
+                set->fb = NULL;
+
         if (set->fb) {
                 DRM_DEBUG_KMS("[CRTC:%d] [FB:%d] #connectors=%d (x y) (%i %i)\n",
                                 set->crtc->base.id, set->fb->base.id,
                                 (int)set->num_connectors, set->x, set->y);
         } else {
-                DRM_DEBUG_KMS("[CRTC:%d] [NOFB] #connectors=%d (x y) (%i %i)\n",
-                                set->crtc->base.id, (int)set->num_connectors,
-                                set->x, set->y);
+                DRM_DEBUG_KMS("[CRTC:%d] [NOFB]\n", set->crtc->base.id);
+                set->mode = NULL;
+                set->num_connectors = 0;
         }
 
         dev = set->crtc->dev;
@@ -649,8 +650,8 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                 mode_changed = true;
 
         if (mode_changed) {
-                set->crtc->enabled = (set->mode != NULL);
-                if (set->mode != NULL) {
+                set->crtc->enabled = drm_helper_crtc_in_use(set->crtc);
+                if (set->crtc->enabled) {
                         DRM_DEBUG_KMS("attempting to set mode from"
                                         " userspace\n");
                         drm_mode_debug_printmodeline(set->mode);
@@ -665,6 +666,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                                 ret = -EINVAL;
                                 goto fail;
                         }
+                        DRM_DEBUG_KMS("Setting connector DPMS state to on\n");
+                        for (i = 0; i < set->num_connectors; i++) {
+                                DRM_DEBUG_KMS("\t[CONNECTOR:%d:%s] set DPMS on\n", set->connectors[i]->base.id,
+                                              drm_get_connector_name(set->connectors[i]));
+                                set->connectors[i]->dpms = DRM_MODE_DPMS_ON;
+                        }
                 }
                 drm_helper_disable_unused_functions(dev);
         } else if (fb_changed) {
@@ -681,12 +688,6 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                         goto fail;
                 }
         }
-        DRM_DEBUG_KMS("Setting connector DPMS state to on\n");
-        for (i = 0; i < set->num_connectors; i++) {
-                DRM_DEBUG_KMS("\t[CONNECTOR:%d:%s] set DPMS on\n", set->connectors[i]->base.id,
-                              drm_get_connector_name(set->connectors[i]));
-                set->connectors[i]->dpms = DRM_MODE_DPMS_ON;
-        }
 
         kfree(save_connectors);
         kfree(save_encoders);
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 6977a1ce9d98..f73ef4390db6 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -672,7 +672,7 @@ int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)
         struct drm_crtc_helper_funcs *crtc_funcs;
         u16 *red, *green, *blue, *transp;
         struct drm_crtc *crtc;
-        int i, rc = 0;
+        int i, j, rc = 0;
         int start;
 
         for (i = 0; i < fb_helper->crtc_count; i++) {
@@ -685,7 +685,7 @@ int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)
                 transp = cmap->transp;
                 start = cmap->start;
 
-                for (i = 0; i < cmap->len; i++) {
+                for (j = 0; j < cmap->len; j++) {
                         u16 hred, hgreen, hblue, htransp = 0xffff;
 
                         hred = *red++;
diff --git a/drivers/gpu/drm/drm_info.c b/drivers/gpu/drm/drm_info.c
index 3cdbaf379bb5..be9a9c07d152 100644
--- a/drivers/gpu/drm/drm_info.c
+++ b/drivers/gpu/drm/drm_info.c
@@ -283,17 +283,18 @@ int drm_vma_info(struct seq_file *m, void *data)
 #endif
 
         mutex_lock(&dev->struct_mutex);
-        seq_printf(m, "vma use count: %d, high_memory = %p, 0x%08llx\n",
+        seq_printf(m, "vma use count: %d, high_memory = %pK, 0x%pK\n",
                    atomic_read(&dev->vma_count),
-                   high_memory, (u64)virt_to_phys(high_memory));
+                   high_memory, (void *)virt_to_phys(high_memory));
 
         list_for_each_entry(pt, &dev->vmalist, head) {
                 vma = pt->vma;
                 if (!vma)
                         continue;
                 seq_printf(m,
-                           "\n%5d 0x%08lx-0x%08lx %c%c%c%c%c%c 0x%08lx000",
-                           pt->pid, vma->vm_start, vma->vm_end,
+                           "\n%5d 0x%pK-0x%pK %c%c%c%c%c%c 0x%08lx000",
+                           pt->pid,
+                           (void *)vma->vm_start, (void *)vma->vm_end,
                            vma->vm_flags & VM_READ ? 'r' : '-',
                            vma->vm_flags & VM_WRITE ? 'w' : '-',
                            vma->vm_flags & VM_EXEC ? 'x' : '-',
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 0054e957203f..28d1d3c24d65 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -164,8 +164,10 @@ static void vblank_disable_and_save(struct drm_device *dev, int crtc)
          * available. In that case we can't account for this and just
          * hope for the best.
          */
-        if ((vblrc > 0) && (abs(diff_ns) > 1000000))
+        if ((vblrc > 0) && (abs64(diff_ns) > 1000000)) {
                 atomic_inc(&dev->_vblank_count[crtc]);
+                smp_mb__after_atomic_inc();
+        }
 
         /* Invalidate all timestamps while vblank irq's are off. */
         clear_vblank_timestamps(dev, crtc);
@@ -491,6 +493,12 @@ void drm_calc_timestamping_constants(struct drm_crtc *crtc)
         /* Dot clock in Hz: */
         dotclock = (u64) crtc->hwmode.clock * 1000;
 
+        /* Fields of interlaced scanout modes are only halve a frame duration.
+         * Double the dotclock to get halve the frame-/line-/pixelduration.
+         */
+        if (crtc->hwmode.flags & DRM_MODE_FLAG_INTERLACE)
+                dotclock *= 2;
+
         /* Valid dotclock? */
         if (dotclock > 0) {
                 /* Convert scanline length in pixels and video dot clock to
@@ -603,14 +611,6 @@ int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, int crtc,
                 return -EAGAIN;
         }
 
-        /* Don't know yet how to handle interlaced or
-         * double scan modes. Just no-op for now.
-         */
-        if (mode->flags & (DRM_MODE_FLAG_INTERLACE | DRM_MODE_FLAG_DBLSCAN)) {
-                DRM_DEBUG("crtc %d: Noop due to unsupported mode.\n", crtc);
-                return -ENOTSUPP;
-        }
-
         /* Get current scanout position with system timestamp.
          * Repeat query up to DRM_TIMESTAMP_MAXRETRIES times
          * if single query takes longer than max_error nanoseconds.
@@ -858,10 +858,11 @@ static void drm_update_vblank_count(struct drm_device *dev, int crtc)
         if (rc) {
                 tslot = atomic_read(&dev->_vblank_count[crtc]) + diff;
                 vblanktimestamp(dev, crtc, tslot) = t_vblank;
-                smp_wmb();
         }
 
+        smp_mb__before_atomic_inc();
         atomic_add(diff, &dev->_vblank_count[crtc]);
+        smp_mb__after_atomic_inc();
 }
 
 /**
@@ -1011,7 +1012,8 @@ int drm_modeset_ctl(struct drm_device *dev, void *data,
                     struct drm_file *file_priv)
 {
         struct drm_modeset_ctl *modeset = data;
-        int crtc, ret = 0;
+        int ret = 0;
+        unsigned int crtc;
 
         /* If drm_vblank_init() hasn't been called yet, just no-op */
         if (!dev->num_crtcs)
@@ -1250,7 +1252,7 @@ void drm_handle_vblank_events(struct drm_device *dev, int crtc)
  * Drivers should call this routine in their vblank interrupt handlers to
  * update the vblank counter and send any signals that may be pending.
  */
-void drm_handle_vblank(struct drm_device *dev, int crtc)
+bool drm_handle_vblank(struct drm_device *dev, int crtc)
 {
         u32 vblcount;
         s64 diff_ns;
@@ -1258,7 +1260,7 @@ void drm_handle_vblank(struct drm_device *dev, int crtc)
         unsigned long irqflags;
 
         if (!dev->num_crtcs)
-                return;
+                return false;
 
         /* Need timestamp lock to prevent concurrent execution with
          * vblank enable/disable, as this would cause inconsistent
@@ -1269,7 +1271,7 @@ void drm_handle_vblank(struct drm_device *dev, int crtc)
         /* Vblank irq handling disabled. Nothing to do. */
         if (!dev->vblank_enabled[crtc]) {
                 spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags);
-                return;
+                return false;
         }
 
         /* Fetch corresponding timestamp for this vblank interval from
@@ -1293,15 +1295,16 @@ void drm_handle_vblank(struct drm_device *dev, int crtc)
          * e.g., due to spurious vblank interrupts. We need to
          * ignore those for accounting.
          */
-        if (abs(diff_ns) > DRM_REDUNDANT_VBLIRQ_THRESH_NS) {
+        if (abs64(diff_ns) > DRM_REDUNDANT_VBLIRQ_THRESH_NS) {
                 /* Store new timestamp in ringbuffer. */
                 vblanktimestamp(dev, crtc, vblcount + 1) = tvblank;
-                smp_wmb();
 
                 /* Increment cooked vblank count. This also atomically commits
                  * the timestamp computed above.
                  */
+                smp_mb__before_atomic_inc();
                 atomic_inc(&dev->_vblank_count[crtc]);
+                smp_mb__after_atomic_inc();
         } else {
                 DRM_DEBUG("crtc %d: Redundant vblirq ignored. diff_ns = %d\n",
                           crtc, (int) diff_ns);
@@ -1311,5 +1314,6 @@ void drm_handle_vblank(struct drm_device *dev, int crtc)
         drm_handle_vblank_events(dev, crtc);
 
         spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags);
+        return true;
 }
 EXPORT_SYMBOL(drm_handle_vblank);
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 3601466c5502..4ff9b6cc973f 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -865,7 +865,7 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
                 int max_freq;
 
                 /* RPSTAT1 is in the GT power well */
-                __gen6_force_wake_get(dev_priv);
+                __gen6_gt_force_wake_get(dev_priv);
 
                 seq_printf(m, "GT_PERF_STATUS: 0x%08x\n", gt_perf_status);
                 seq_printf(m, "RPSTAT1: 0x%08x\n", I915_READ(GEN6_RPSTAT1));
@@ -888,7 +888,7 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
                 seq_printf(m, "Max non-overclocked (RP0) frequency: %dMHz\n",
                            max_freq * 100);
 
-                __gen6_force_wake_put(dev_priv);
+                __gen6_gt_force_wake_put(dev_priv);
         } else {
                 seq_printf(m, "no P-state info available\n");
         }
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 17bd766f2081..e33d9be7df3b 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1895,6 +1895,17 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
         if (IS_GEN2(dev))
                 dma_set_coherent_mask(&dev->pdev->dev, DMA_BIT_MASK(30));
 
+        /* 965GM sometimes incorrectly writes to hardware status page (HWS)
+         * using 32bit addressing, overwriting memory if HWS is located
+         * above 4GB.
+         *
+         * The documentation also mentions an issue with undefined
+         * behaviour if any general state is accessed within a page above 4GB,
+         * which also needs to be handled carefully.
+         */
+        if (IS_BROADWATER(dev) || IS_CRESTLINE(dev))
+                dma_set_coherent_mask(&dev->pdev->dev, DMA_BIT_MASK(32));
+
         mmio_bar = IS_GEN2(dev) ? 1 : 0;
         dev_priv->regs = pci_iomap(dev->pdev, mmio_bar, 0);
         if (!dev_priv->regs) {
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 66796bb82d3e..22ec066adae6 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -46,6 +46,12 @@ module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400);
 unsigned int i915_powersave = 1;
 module_param_named(powersave, i915_powersave, int, 0600);
 
+unsigned int i915_semaphores = 0;
+module_param_named(semaphores, i915_semaphores, int, 0600);
+
+unsigned int i915_enable_rc6 = 0;
+module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600);
+
 unsigned int i915_lvds_downclock = 0;
 module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400);
 
@@ -251,7 +257,7 @@ void intel_detect_pch (struct drm_device *dev)
         }
 }
 
-void __gen6_force_wake_get(struct drm_i915_private *dev_priv)
+void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
 {
         int count;
 
@@ -267,12 +273,22 @@ void __gen6_force_wake_get(struct drm_i915_private *dev_priv)
                 udelay(10);
 }
 
-void __gen6_force_wake_put(struct drm_i915_private *dev_priv)
+void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv)
 {
         I915_WRITE_NOTRACE(FORCEWAKE, 0);
         POSTING_READ(FORCEWAKE);
 }
 
+void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv)
+{
+        int loop = 500;
+        u32 fifo = I915_READ_NOTRACE(GT_FIFO_FREE_ENTRIES);
+        while (fifo < 20 && loop--) {
+                udelay(10);
+                fifo = I915_READ_NOTRACE(GT_FIFO_FREE_ENTRIES);
+        }
+}
+
 static int i915_drm_freeze(struct drm_device *dev)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
@@ -354,12 +370,13 @@ static int i915_drm_thaw(struct drm_device *dev)
                 error = i915_gem_init_ringbuffer(dev);
                 mutex_unlock(&dev->struct_mutex);
 
+                drm_mode_config_reset(dev);
                 drm_irq_install(dev);
 
                 /* Resume the modeset for every activated CRTC */
                 drm_helper_resume_force_mode(dev);
 
-                if (dev_priv->renderctx && dev_priv->pwrctx)
+                if (IS_IRONLAKE_M(dev))
                         ironlake_enable_rc6(dev);
         }
 
@@ -542,6 +559,7 @@ int i915_reset(struct drm_device *dev, u8 flags)
 
                 mutex_unlock(&dev->struct_mutex);
                 drm_irq_uninstall(dev);
+                drm_mode_config_reset(dev);
                 drm_irq_install(dev);
                 mutex_lock(&dev->struct_mutex);
         }
@@ -566,6 +584,14 @@ int i915_reset(struct drm_device *dev, u8 flags)
 static int __devinit
 i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
+        /* Only bind to function 0 of the device. Early generations
+         * used function 1 as a placeholder for multi-head. This causes
+         * us confusion instead, especially on the systems where both
+         * functions have the same PCI-ID!
+         */
+        if (PCI_FUNC(pdev->devfn))
+                return -ENODEV;
+
         return drm_get_pci_dev(pdev, ent, &driver);
 }
 
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index a0149c619cdd..456f40484838 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -956,8 +956,10 @@ extern struct drm_ioctl_desc i915_ioctls[];
 extern int i915_max_ioctl;
 extern unsigned int i915_fbpercrtc;
 extern unsigned int i915_powersave;
+extern unsigned int i915_semaphores;
 extern unsigned int i915_lvds_downclock;
 extern unsigned int i915_panel_use_ssc;
+extern unsigned int i915_enable_rc6;
 
 extern int i915_suspend(struct drm_device *dev, pm_message_t state);
 extern int i915_resume(struct drm_device *dev);
@@ -1176,6 +1178,9 @@ void i915_gem_detach_phys_object(struct drm_device *dev,
 void i915_gem_free_all_phys_object(struct drm_device *dev);
 void i915_gem_release(struct drm_device *dev, struct drm_file *file);
 
+uint32_t
+i915_gem_get_unfenced_gtt_alignment(struct drm_i915_gem_object *obj);
+
 /* i915_gem_gtt.c */
 void i915_gem_restore_gtt_mappings(struct drm_device *dev);
 int __must_check i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj);
@@ -1352,22 +1357,32 @@ __i915_write(64, q)
  * must be set to prevent GT core from power down and stale values being
  * returned.
  */
-void __gen6_force_wake_get(struct drm_i915_private *dev_priv);
-void __gen6_force_wake_put (struct drm_i915_private *dev_priv);
-static inline u32 i915_safe_read(struct drm_i915_private *dev_priv, u32 reg)
+void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv);
+void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv);
+void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv);
+
+static inline u32 i915_gt_read(struct drm_i915_private *dev_priv, u32 reg)
 {
         u32 val;
 
         if (dev_priv->info->gen >= 6) {
-                __gen6_force_wake_get(dev_priv);
+                __gen6_gt_force_wake_get(dev_priv);
                 val = I915_READ(reg);
-                __gen6_force_wake_put(dev_priv);
+                __gen6_gt_force_wake_put(dev_priv);
         } else
                 val = I915_READ(reg);
 
         return val;
 }
 
+static inline void i915_gt_write(struct drm_i915_private *dev_priv,
+                                u32 reg, u32 val)
+{
+        if (dev_priv->info->gen >= 6)
+                __gen6_gt_wait_for_fifo(dev_priv);
+        I915_WRITE(reg, val);
+}
+
 static inline void
 i915_write(struct drm_i915_private *dev_priv, u32 reg, u64 val, int len)
 {
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index cf4f74c7c6fb..36e66cc5225e 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1398,7 +1398,7 @@ i915_gem_get_gtt_alignment(struct drm_i915_gem_object *obj)
  * Return the required GTT alignment for an object, only taking into account
  * unfenced tiled surface requirements.
  */
-static uint32_t
+uint32_t
 i915_gem_get_unfenced_gtt_alignment(struct drm_i915_gem_object *obj)
 {
         struct drm_device *dev = obj->base.dev;
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index d2f445e825f2..50ab1614571c 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -772,8 +772,8 @@ i915_gem_execbuffer_sync_rings(struct drm_i915_gem_object *obj,
         if (from == NULL || to == from)
                 return 0;
 
-        /* XXX gpu semaphores are currently causing hard hangs on SNB mobile */
-        if (INTEL_INFO(obj->base.dev)->gen < 6 || IS_MOBILE(obj->base.dev))
+        /* XXX gpu semaphores are implicated in various hard hangs on SNB */
+        if (INTEL_INFO(obj->base.dev)->gen < 6 || !i915_semaphores)
                 return i915_gem_object_wait_rendering(obj, true);
 
         idx = intel_ring_sync_index(from, to);
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index 22a32b9932c5..d64843e18df2 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -349,14 +349,27 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
                         (obj->gtt_offset + obj->base.size <= dev_priv->mm.gtt_mappable_end &&
                          i915_gem_object_fence_ok(obj, args->tiling_mode));
 
-                obj->tiling_changed = true;
-                obj->tiling_mode = args->tiling_mode;
-                obj->stride = args->stride;
+                /* Rebind if we need a change of alignment */
+                if (!obj->map_and_fenceable) {
+                        u32 unfenced_alignment =
+                                i915_gem_get_unfenced_gtt_alignment(obj);
+                        if (obj->gtt_offset & (unfenced_alignment - 1))
+                                ret = i915_gem_object_unbind(obj);
+                }
+
+                if (ret == 0) {
+                        obj->tiling_changed = true;
+                        obj->tiling_mode = args->tiling_mode;
+                        obj->stride = args->stride;
+                }
         }
+        /* we have to maintain this existing ABI... */
+        args->stride = obj->stride;
+        args->tiling_mode = obj->tiling_mode;
         drm_gem_object_unreference(&obj->base);
         mutex_unlock(&dev->struct_mutex);
 
-        return 0;
+        return ret;
 }
 
 /**
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 062f353497e6..8a9e08bf1cf7 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -316,6 +316,8 @@ static void i915_hotplug_work_func(struct work_struct *work)
         struct drm_mode_config *mode_config = &dev->mode_config;
         struct intel_encoder *encoder;
 
+        DRM_DEBUG_KMS("running encoder hotplug functions\n");
+
         list_for_each_entry(encoder, &mode_config->encoder_list, base.head)
                 if (encoder->hot_plug)
                         encoder->hot_plug(encoder);
@@ -1196,18 +1198,18 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
                                 intel_finish_page_flip_plane(dev, 1);
                 }
 
-                if (pipea_stats & vblank_status) {
+                if (pipea_stats & vblank_status &&
+                    drm_handle_vblank(dev, 0)) {
                         vblank++;
-                        drm_handle_vblank(dev, 0);
                         if (!dev_priv->flip_pending_is_done) {
                                 i915_pageflip_stall_check(dev, 0);
                                 intel_finish_page_flip(dev, 0);
                         }
                 }
 
-                if (pipeb_stats & vblank_status) {
+                if (pipeb_stats & vblank_status &&
+                    drm_handle_vblank(dev, 1)) {
                         vblank++;
-                        drm_handle_vblank(dev, 1);
                         if (!dev_priv->flip_pending_is_done) {
                                 i915_pageflip_stall_check(dev, 1);
                                 intel_finish_page_flip(dev, 1);
@@ -1649,9 +1651,7 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
         } else {
                 hotplug_mask = SDE_CRT_HOTPLUG | SDE_PORTB_HOTPLUG |
                                SDE_PORTC_HOTPLUG | SDE_PORTD_HOTPLUG;
-                hotplug_mask |= SDE_AUX_MASK | SDE_FDI_MASK | SDE_TRANS_MASK;
-                I915_WRITE(FDI_RXA_IMR, 0);
-                I915_WRITE(FDI_RXB_IMR, 0);
+                hotplug_mask |= SDE_AUX_MASK;
         }
 
         dev_priv->pch_irq_mask = ~hotplug_mask;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 5cfc68940f17..3e6f486f4605 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -174,7 +174,9 @@
  *   address/value pairs. Don't overdue it, though, x <= 2^4 must hold!
  */
 #define MI_LOAD_REGISTER_IMM(x) MI_INSTR(0x22, 2*x-1)
-#define MI_FLUSH_DW             MI_INSTR(0x26, 2) /* for GEN6 */
+#define MI_FLUSH_DW             MI_INSTR(0x26, 1) /* for GEN6 */
+#define   MI_INVALIDATE_TLB     (1<<18)
+#define   MI_INVALIDATE_BSD     (1<<7)
 #define MI_BATCH_BUFFER         MI_INSTR(0x30, 1)
 #define   MI_BATCH_NON_SECURE   (1)
 #define   MI_BATCH_NON_SECURE_I965 (1<<8)
@@ -1551,17 +1553,7 @@
 
 /* Backlight control */
 #define BLC_PWM_CTL             0x61254
-#define   BACKLIGHT_MODULATION_FREQ_SHIFT               (17)
 #define BLC_PWM_CTL2            0x61250 /* 965+ only */
-#define   BLM_COMBINATION_MODE (1 << 30)
-/*
- * This is the most significant 15 bits of the number of backlight cycles in a
- * complete cycle of the modulated backlight control.
- *
- * The actual value is this field multiplied by two.
- */
-#define   BACKLIGHT_MODULATION_FREQ_MASK                (0x7fff << 17)
-#define   BLM_LEGACY_MODE                               (1 << 16)
 /*
  * This is the number of cycles out of the backlight modulation cycle for which
  * the backlight is on.
@@ -3269,6 +3261,8 @@
 #define  FORCEWAKE                              0xA18C
 #define  FORCEWAKE_ACK                          0x130090
 
+#define  GT_FIFO_FREE_ENTRIES                   0x120008
+
 #define GEN6_RPNSWREQ                           0xA008
 #define   GEN6_TURBO_DISABLE                    (1<<31)
 #define   GEN6_FREQUENCY(x)                     ((x)<<25)
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 17035b87ee46..8a77ff4a7237 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -535,6 +535,15 @@ static int intel_crt_set_property(struct drm_connector *connector,
         return 0;
 }
 
+static void intel_crt_reset(struct drm_connector *connector)
+{
+        struct drm_device *dev = connector->dev;
+        struct intel_crt *crt = intel_attached_crt(connector);
+
+        if (HAS_PCH_SPLIT(dev))
+                crt->force_hotplug_required = 1;
+}
+
 /*
  * Routines for controlling stuff on the analog port
  */
@@ -548,6 +557,7 @@ static const struct drm_encoder_helper_funcs intel_crt_helper_funcs = {
 };
 
 static const struct drm_connector_funcs intel_crt_connector_funcs = {
+        .reset = intel_crt_reset,
         .dpms = drm_helper_connector_dpms,
         .detect = intel_crt_detect,
         .fill_modes = drm_helper_probe_single_connector_modes,
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index d7f237deaaf0..49fb54fd9a18 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1219,7 +1219,7 @@ static void sandybridge_blit_fbc_update(struct drm_device *dev)
         u32 blt_ecoskpd;
 
         /* Make sure blitter notifies FBC of writes */
-        __gen6_force_wake_get(dev_priv);
+        __gen6_gt_force_wake_get(dev_priv);
         blt_ecoskpd = I915_READ(GEN6_BLITTER_ECOSKPD);
         blt_ecoskpd |= GEN6_BLITTER_FBC_NOTIFY <<
                 GEN6_BLITTER_LOCK_SHIFT;
@@ -1230,7 +1230,7 @@ static void sandybridge_blit_fbc_update(struct drm_device *dev)
                          GEN6_BLITTER_LOCK_SHIFT);
         I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd);
         POSTING_READ(GEN6_BLITTER_ECOSKPD);
-        __gen6_force_wake_put(dev_priv);
+        __gen6_gt_force_wake_put(dev_priv);
 }
 
 static void ironlake_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
@@ -1630,19 +1630,19 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                 struct drm_i915_gem_object *obj = to_intel_framebuffer(old_fb)->obj;
 
                 wait_event(dev_priv->pending_flip_queue,
+                           atomic_read(&dev_priv->mm.wedged) ||
                            atomic_read(&obj->pending_flip) == 0);
 
                 /* Big Hammer, we also need to ensure that any pending
                  * MI_WAIT_FOR_EVENT inside a user batch buffer on the
                  * current scanout is retired before unpinning the old
                  * framebuffer.
+                 *
+                 * This should only fail upon a hung GPU, in which case we
+                 * can safely continue.
                  */
                 ret = i915_gem_object_flush_gpu(obj, false);
-                if (ret) {
-                        i915_gem_object_unpin(to_intel_framebuffer(crtc->fb)->obj);
-                        mutex_unlock(&dev->struct_mutex);
-                        return ret;
-                }
+                (void) ret;
         }
 
         ret = intel_pipe_set_base_atomic(crtc, crtc->fb, x, y,
@@ -2045,6 +2045,31 @@ static void intel_crtc_wait_for_pending_flips(struct drm_crtc *crtc)
                    atomic_read(&obj->pending_flip) == 0);
 }
 
+static bool intel_crtc_driving_pch(struct drm_crtc *crtc)
+{
+        struct drm_device *dev = crtc->dev;
+        struct drm_mode_config *mode_config = &dev->mode_config;
+        struct intel_encoder *encoder;
+
+        /*
+         * If there's a non-PCH eDP on this crtc, it must be DP_A, and that
+         * must be driven by its own crtc; no sharing is possible.
+         */
+        list_for_each_entry(encoder, &mode_config->encoder_list, base.head) {
+                if (encoder->base.crtc != crtc)
+                        continue;
+
+                switch (encoder->type) {
+                case INTEL_OUTPUT_EDP:
+                        if (!intel_encoder_is_pch_edp(&encoder->base))
+                                return false;
+                        continue;
+                }
+        }
+
+        return true;
+}
+
 static void ironlake_crtc_enable(struct drm_crtc *crtc)
 {
         struct drm_device *dev = crtc->dev;
@@ -2053,6 +2078,7 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
         int pipe = intel_crtc->pipe;
         int plane = intel_crtc->plane;
         u32 reg, temp;
+        bool is_pch_port = false;
 
         if (intel_crtc->active)
                 return;
@@ -2066,7 +2092,56 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
                         I915_WRITE(PCH_LVDS, temp | LVDS_PORT_EN);
         }
 
-        ironlake_fdi_enable(crtc);
+        is_pch_port = intel_crtc_driving_pch(crtc);
+
+        if (is_pch_port)
+                ironlake_fdi_enable(crtc);
+        else {
+                /* disable CPU FDI tx and PCH FDI rx */
+                reg = FDI_TX_CTL(pipe);
+                temp = I915_READ(reg);
+                I915_WRITE(reg, temp & ~FDI_TX_ENABLE);
+                POSTING_READ(reg);
+
+                reg = FDI_RX_CTL(pipe);
+                temp = I915_READ(reg);
+                temp &= ~(0x7 << 16);
+                temp |= (I915_READ(PIPECONF(pipe)) & PIPE_BPC_MASK) << 11;
+                I915_WRITE(reg, temp & ~FDI_RX_ENABLE);
+
+                POSTING_READ(reg);
+                udelay(100);
+
+                /* Ironlake workaround, disable clock pointer after downing FDI */
+                if (HAS_PCH_IBX(dev))
+                        I915_WRITE(FDI_RX_CHICKEN(pipe),
+                                   I915_READ(FDI_RX_CHICKEN(pipe) &
+                                             ~FDI_RX_PHASE_SYNC_POINTER_ENABLE));
+
+                /* still set train pattern 1 */
+                reg = FDI_TX_CTL(pipe);
+                temp = I915_READ(reg);
+                temp &= ~FDI_LINK_TRAIN_NONE;
+                temp |= FDI_LINK_TRAIN_PATTERN_1;
+                I915_WRITE(reg, temp);
+
+                reg = FDI_RX_CTL(pipe);
+                temp = I915_READ(reg);
+                if (HAS_PCH_CPT(dev)) {
+                        temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
+                        temp |= FDI_LINK_TRAIN_PATTERN_1_CPT;
+                } else {
+                        temp &= ~FDI_LINK_TRAIN_NONE;
+                        temp |= FDI_LINK_TRAIN_PATTERN_1;
+                }
+                /* BPC in FDI rx is consistent with that in PIPECONF */
+                temp &= ~(0x07 << 16);
+                temp |= (I915_READ(PIPECONF(pipe)) & PIPE_BPC_MASK) << 11;
+                I915_WRITE(reg, temp);
+
+                POSTING_READ(reg);
+                udelay(100);
+        }
 
         /* Enable panel fitting for LVDS */
         if (dev_priv->pch_pf_size &&
@@ -2100,6 +2175,10 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
                 intel_flush_display_plane(dev, plane);
         }
 
+        /* Skip the PCH stuff if possible */
+        if (!is_pch_port)
+                goto done;
+
         /* For PCH output, training FDI link */
         if (IS_GEN6(dev))
                 gen6_fdi_link_train(crtc);
@@ -2184,7 +2263,7 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
         I915_WRITE(reg, temp | TRANS_ENABLE);
         if (wait_for(I915_READ(reg) & TRANS_STATE_ENABLE, 100))
                 DRM_ERROR("failed to enable transcoder %d\n", pipe);
-
+done:
         intel_crtc_load_lut(crtc);
         intel_update_fbc(dev);
         intel_crtc_update_cursor(crtc, true);
@@ -5551,6 +5630,16 @@ cleanup_work:
         return ret;
 }
 
+static void intel_crtc_reset(struct drm_crtc *crtc)
+{
+        struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+
+        /* Reset flags back to the 'unknown' status so that they
+         * will be correctly set on the initial modeset.
+         */
+        intel_crtc->dpms_mode = -1;
+}
+
 static struct drm_crtc_helper_funcs intel_helper_funcs = {
         .dpms = intel_crtc_dpms,
         .mode_fixup = intel_crtc_mode_fixup,
@@ -5562,6 +5651,7 @@ static struct drm_crtc_helper_funcs intel_helper_funcs = {
 };
 
 static const struct drm_crtc_funcs intel_crtc_funcs = {
+        .reset = intel_crtc_reset,
         .cursor_set = intel_crtc_cursor_set,
         .cursor_move = intel_crtc_cursor_move,
         .gamma_set = intel_crtc_gamma_set,
@@ -5652,8 +5742,7 @@ static void intel_crtc_init(struct drm_device *dev, int pipe)
         dev_priv->plane_to_crtc_mapping[intel_crtc->plane] = &intel_crtc->base;
         dev_priv->pipe_to_crtc_mapping[intel_crtc->pipe] = &intel_crtc->base;
 
-        intel_crtc->cursor_addr = 0;
-        intel_crtc->dpms_mode = -1;
+        intel_crtc_reset(&intel_crtc->base);
         intel_crtc->active = true; /* force the pipe off on setup_init_config */
 
         if (HAS_PCH_SPLIT(dev)) {
@@ -6193,7 +6282,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
          * userspace...
          */
         I915_WRITE(GEN6_RC_STATE, 0);
-        __gen6_force_wake_get(dev_priv);
+        __gen6_gt_force_wake_get(dev_priv);
 
         /* disable the counters and set deterministic thresholds */
         I915_WRITE(GEN6_RC_CONTROL, 0);
@@ -6291,7 +6380,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
         /* enable all PM interrupts */
         I915_WRITE(GEN6_PMINTRMSK, 0);
 
-        __gen6_force_wake_put(dev_priv);
+        __gen6_gt_force_wake_put(dev_priv);
 }
 
 void intel_enable_clock_gating(struct drm_device *dev)
@@ -6452,52 +6541,60 @@ void intel_enable_clock_gating(struct drm_device *dev)
         }
 }
 
-void intel_disable_clock_gating(struct drm_device *dev)
+static void ironlake_teardown_rc6(struct drm_device *dev)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
 
         if (dev_priv->renderctx) {
-                struct drm_i915_gem_object *obj = dev_priv->renderctx;
-
-                I915_WRITE(CCID, 0);
-                POSTING_READ(CCID);
-
-                i915_gem_object_unpin(obj);
-                drm_gem_object_unreference(&obj->base);
+                i915_gem_object_unpin(dev_priv->renderctx);
+                drm_gem_object_unreference(&dev_priv->renderctx->base);
                 dev_priv->renderctx = NULL;
         }
 
         if (dev_priv->pwrctx) {
-                struct drm_i915_gem_object *obj = dev_priv->pwrctx;
+                i915_gem_object_unpin(dev_priv->pwrctx);
+                drm_gem_object_unreference(&dev_priv->pwrctx->base);
+                dev_priv->pwrctx = NULL;
+        }
+}
+
+static void ironlake_disable_rc6(struct drm_device *dev)
+{
+        struct drm_i915_private *dev_priv = dev->dev_private;
+
+        if (I915_READ(PWRCTXA)) {
+                /* Wake the GPU, prevent RC6, then restore RSTDBYCTL */
+                I915_WRITE(RSTDBYCTL, I915_READ(RSTDBYCTL) | RCX_SW_EXIT);
+                wait_for(((I915_READ(RSTDBYCTL) & RSX_STATUS_MASK) == RSX_STATUS_ON),
+                         50);
 
                 I915_WRITE(PWRCTXA, 0);
                 POSTING_READ(PWRCTXA);
 
-                i915_gem_object_unpin(obj);
-                drm_gem_object_unreference(&obj->base);
-                dev_priv->pwrctx = NULL;
+                I915_WRITE(RSTDBYCTL, I915_READ(RSTDBYCTL) & ~RCX_SW_EXIT);
+                POSTING_READ(RSTDBYCTL);
         }
+
+        ironlake_teardown_rc6(dev);
 }
 
-static void ironlake_disable_rc6(struct drm_device *dev)
+static int ironlake_setup_rc6(struct drm_device *dev)
 {
         struct drm_i915_private *dev_priv = dev->dev_private;
 
-        /* Wake the GPU, prevent RC6, then restore RSTDBYCTL */
-        I915_WRITE(RSTDBYCTL, I915_READ(RSTDBYCTL) | RCX_SW_EXIT);
-        wait_for(((I915_READ(RSTDBYCTL) & RSX_STATUS_MASK) == RSX_STATUS_ON),
-                 10);
-        POSTING_READ(CCID);
-        I915_WRITE(PWRCTXA, 0);
-        POSTING_READ(PWRCTXA);
-        I915_WRITE(RSTDBYCTL, I915_READ(RSTDBYCTL) & ~RCX_SW_EXIT);
-        POSTING_READ(RSTDBYCTL);
-        i915_gem_object_unpin(dev_priv->renderctx);
-        drm_gem_object_unreference(&dev_priv->renderctx->base);
-        dev_priv->renderctx = NULL;
-        i915_gem_object_unpin(dev_priv->pwrctx);
-        drm_gem_object_unreference(&dev_priv->pwrctx->base);
-        dev_priv->pwrctx = NULL;
+        if (dev_priv->renderctx == NULL)
+                dev_priv->renderctx = intel_alloc_context_page(dev);
+        if (!dev_priv->renderctx)
+                return -ENOMEM;
+
+        if (dev_priv->pwrctx == NULL)
+                dev_priv->pwrctx = intel_alloc_context_page(dev);
+        if (!dev_priv->pwrctx) {
+                ironlake_teardown_rc6(dev);
+                return -ENOMEM;
+        }
+
+        return 0;
 }
 
 void ironlake_enable_rc6(struct drm_device *dev)
@@ -6505,15 +6602,26 @@ void ironlake_enable_rc6(struct drm_device *dev)
         struct drm_i915_private *dev_priv = dev->dev_private;
         int ret;
 
+        /* rc6 disabled by default due to repeated reports of hanging during
+         * boot and resume.
+         */
+        if (!i915_enable_rc6)
+                return;
+
+        ret = ironlake_setup_rc6(dev);
+        if (ret)
+                return;
+
         /*
          * GPU can automatically power down the render unit if given a page
          * to save state.
          */
         ret = BEGIN_LP_RING(6);
         if (ret) {
-                ironlake_disable_rc6(dev);
+                ironlake_teardown_rc6(dev);
                 return;
         }
+
         OUT_RING(MI_SUSPEND_FLUSH | MI_SUSPEND_FLUSH_EN);
         OUT_RING(MI_SET_CONTEXT);
         OUT_RING(dev_priv->renderctx->gtt_offset |
@@ -6530,6 +6638,7 @@ void ironlake_enable_rc6(struct drm_device *dev)
         I915_WRITE(RSTDBYCTL, I915_READ(RSTDBYCTL) & ~RCX_SW_EXIT);
 }
 
+
 /* Set up chip specific display functions */
 static void intel_init_display(struct drm_device *dev)
 {
@@ -6772,21 +6881,9 @@ void intel_modeset_init(struct drm_device *dev)
         if (IS_GEN6(dev))
                 gen6_enable_rps(dev_priv);
 
-        if (IS_IRONLAKE_M(dev)) {
-                dev_priv->renderctx = intel_alloc_context_page(dev);
-                if (!dev_priv->renderctx)
-                        goto skip_rc6;
-                dev_priv->pwrctx = intel_alloc_context_page(dev);
-                if (!dev_priv->pwrctx) {
-                        i915_gem_object_unpin(dev_priv->renderctx);
-                        drm_gem_object_unreference(&dev_priv->renderctx->base);
-                        dev_priv->renderctx = NULL;
-                        goto skip_rc6;
-                }
+        if (IS_IRONLAKE_M(dev))
                 ironlake_enable_rc6(dev);
-        }
 
-skip_rc6:
         INIT_WORK(&dev_priv->idle_work, intel_idle_update);
         setup_timer(&dev_priv->idle_timer, intel_gpu_idle_timer,
                     (unsigned long)dev);
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 1f4242b682c8..51cb4e36997f 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1639,6 +1639,24 @@ static int intel_dp_get_modes(struct drm_connector *connector)
         return 0;
 }
 
+static bool
+intel_dp_detect_audio(struct drm_connector *connector)
+{
+        struct intel_dp *intel_dp = intel_attached_dp(connector);
+        struct edid *edid;
+        bool has_audio = false;
+
+        edid = drm_get_edid(connector, &intel_dp->adapter);
+        if (edid) {
+                has_audio = drm_detect_monitor_audio(edid);
+
+                connector->display_info.raw_edid = NULL;
+                kfree(edid);
+        }
+
+        return has_audio;
+}
+
 static int
 intel_dp_set_property(struct drm_connector *connector,
                       struct drm_property *property,
@@ -1652,17 +1670,23 @@ intel_dp_set_property(struct drm_connector *connector,
                 return ret;
 
         if (property == intel_dp->force_audio_property) {
-                if (val == intel_dp->force_audio)
+                int i = val;
+                bool has_audio;
+
+                if (i == intel_dp->force_audio)
                         return 0;
 
-                intel_dp->force_audio = val;
+                intel_dp->force_audio = i;
 
-                if (val > 0 && intel_dp->has_audio)
-                        return 0;
-                if (val < 0 && !intel_dp->has_audio)
+                if (i == 0)
+                        has_audio = intel_dp_detect_audio(connector);
+                else
+                        has_audio = i > 0;
+
+                if (has_audio == intel_dp->has_audio)
                         return 0;
 
-                intel_dp->has_audio = val > 0;
+                intel_dp->has_audio = has_audio;
                 goto done;
         }
 
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 74db2557d644..2c431049963c 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -298,7 +298,6 @@ extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
 extern void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
                                     u16 *blue, int regno);
 extern void intel_enable_clock_gating(struct drm_device *dev);
-extern void intel_disable_clock_gating(struct drm_device *dev);
 extern void ironlake_enable_drps(struct drm_device *dev);
 extern void ironlake_disable_drps(struct drm_device *dev);
 extern void gen6_enable_rps(struct drm_i915_private *dev_priv);
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 0d0273e7b029..c635c9e357b9 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -251,6 +251,27 @@ static int intel_hdmi_get_modes(struct drm_connector *connector)
                                    &dev_priv->gmbus[intel_hdmi->ddc_bus].adapter);
 }
 
+static bool
+intel_hdmi_detect_audio(struct drm_connector *connector)
+{
+        struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector);
+        struct drm_i915_private *dev_priv = connector->dev->dev_private;
+        struct edid *edid;
+        bool has_audio = false;
+
+        edid = drm_get_edid(connector,
+                            &dev_priv->gmbus[intel_hdmi->ddc_bus].adapter);
+        if (edid) {
+                if (edid->input & DRM_EDID_INPUT_DIGITAL)
+                        has_audio = drm_detect_monitor_audio(edid);
+
+                connector->display_info.raw_edid = NULL;
+                kfree(edid);
+        }
+
+        return has_audio;
+}
+
 static int
 intel_hdmi_set_property(struct drm_connector *connector,
                       struct drm_property *property,
@@ -264,17 +285,23 @@ intel_hdmi_set_property(struct drm_connector *connector,
                 return ret;
 
         if (property == intel_hdmi->force_audio_property) {
-                if (val == intel_hdmi->force_audio)
+                int i = val;
+                bool has_audio;
+
+                if (i == intel_hdmi->force_audio)
                         return 0;
 
-                intel_hdmi->force_audio = val;
+                intel_hdmi->force_audio = i;
 
-                if (val > 0 && intel_hdmi->has_audio)
-                        return 0;
-                if (val < 0 && !intel_hdmi->has_audio)
+                if (i == 0)
+                        has_audio = intel_hdmi_detect_audio(connector);
+                else
+                        has_audio = i > 0;
+
+                if (has_audio == intel_hdmi->has_audio)
                         return 0;
 
-                intel_hdmi->has_audio = val > 0;
+                intel_hdmi->has_audio = has_audio;
                 goto done;
         }
 
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index ace8d5d30dd2..bcdba7bd5cfa 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -261,12 +261,6 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
                 return true;
         }
 
-        /* Make sure pre-965s set dither correctly */
-        if (INTEL_INFO(dev)->gen < 4) {
-                if (dev_priv->lvds_dither)
-                        pfit_control |= PANEL_8TO6_DITHER_ENABLE;
-        }
-
         /* Native modes don't need fitting */
         if (adjusted_mode->hdisplay == mode->hdisplay &&
             adjusted_mode->vdisplay == mode->vdisplay)
@@ -374,10 +368,16 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
         }
 
 out:
+        /* If not enabling scaling, be consistent and always use 0. */
         if ((pfit_control & PFIT_ENABLE) == 0) {
                 pfit_control = 0;
                 pfit_pgm_ratios = 0;
         }
+
+        /* Make sure pre-965 set dither correctly */
+        if (INTEL_INFO(dev)->gen < 4 && dev_priv->lvds_dither)
+                pfit_control |= PANEL_8TO6_DITHER_ENABLE;
+
         if (pfit_control != intel_lvds->pfit_control ||
             pfit_pgm_ratios != intel_lvds->pfit_pgm_ratios) {
                 intel_lvds->pfit_control = pfit_control;
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index c65992df458d..d860abeda70f 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -30,8 +30,6 @@
 
 #include "intel_drv.h"
 
-#define PCI_LBPC 0xf4 /* legacy/combination backlight modes */
-
 void
 intel_fixed_panel_mode(struct drm_display_mode *fixed_mode,
                        struct drm_display_mode *adjusted_mode)
@@ -112,19 +110,6 @@ done:
         dev_priv->pch_pf_size = (width << 16) | height;
 }
 
-static int is_backlight_combination_mode(struct drm_device *dev)
-{
-        struct drm_i915_private *dev_priv = dev->dev_private;
-
-        if (INTEL_INFO(dev)->gen >= 4)
-                return I915_READ(BLC_PWM_CTL2) & BLM_COMBINATION_MODE;
-
-        if (IS_GEN2(dev))
-                return I915_READ(BLC_PWM_CTL) & BLM_LEGACY_MODE;
-
-        return 0;
-}
-
 static u32 i915_read_blc_pwm_ctl(struct drm_i915_private *dev_priv)
 {
         u32 val;
@@ -181,9 +166,6 @@ u32 intel_panel_get_max_backlight(struct drm_device *dev)
                         if (INTEL_INFO(dev)->gen < 4)
                                 max &= ~1;
                 }
-
-                if (is_backlight_combination_mode(dev))
-                        max *= 0xff;
         }
 
         DRM_DEBUG_DRIVER("max backlight PWM = %d\n", max);
@@ -201,15 +183,6 @@ u32 intel_panel_get_backlight(struct drm_device *dev)
                 val = I915_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
                 if (IS_PINEVIEW(dev))
                         val >>= 1;
-
-                if (is_backlight_combination_mode(dev)){
-                        u8 lbpc;
-
-                        val &= ~1;
-                        pci_read_config_byte(dev->pdev, PCI_LBPC, &lbpc);
-                        val *= lbpc;
-                        val >>= 1;
-                }
         }
 
         DRM_DEBUG_DRIVER("get backlight PWM = %d\n", val);
@@ -232,16 +205,6 @@ void intel_panel_set_backlight(struct drm_device *dev, u32 level)
 
         if (HAS_PCH_SPLIT(dev))
                 return intel_pch_panel_set_backlight(dev, level);
-
-        if (is_backlight_combination_mode(dev)){
-                u32 max = intel_panel_get_max_backlight(dev);
-                u8 lpbc;
-
-                lpbc = level * 0xfe / max + 1;
-                level /= lpbc;
-                pci_write_config_byte(dev->pdev, PCI_LBPC, lpbc);
-        }
-
         tmp = I915_READ(BLC_PWM_CTL);
         if (IS_PINEVIEW(dev)) {
                 tmp &= ~(BACKLIGHT_DUTY_CYCLE_MASK - 1);
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 6218fa97aa1e..445f27efe677 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1059,22 +1059,25 @@ static void gen6_bsd_ring_write_tail(struct intel_ring_buffer *ring,
 }
 
 static int gen6_ring_flush(struct intel_ring_buffer *ring,
-                           u32 invalidate_domains,
-                           u32 flush_domains)
+                           u32 invalidate, u32 flush)
 {
+        uint32_t cmd;
         int ret;
 
-        if ((flush_domains & I915_GEM_DOMAIN_RENDER) == 0)
+        if (((invalidate | flush) & I915_GEM_GPU_DOMAINS) == 0)
                 return 0;
 
         ret = intel_ring_begin(ring, 4);
         if (ret)
                 return ret;
 
-        intel_ring_emit(ring, MI_FLUSH_DW);
-        intel_ring_emit(ring, 0);
+        cmd = MI_FLUSH_DW;
+        if (invalidate & I915_GEM_GPU_DOMAINS)
+                cmd |= MI_INVALIDATE_TLB | MI_INVALIDATE_BSD;
+        intel_ring_emit(ring, cmd);
         intel_ring_emit(ring, 0);
         intel_ring_emit(ring, 0);
+        intel_ring_emit(ring, MI_NOOP);
         intel_ring_advance(ring);
         return 0;
 }
@@ -1230,22 +1233,25 @@ static int blt_ring_begin(struct intel_ring_buffer *ring,
 }
 
 static int blt_ring_flush(struct intel_ring_buffer *ring,
-                           u32 invalidate_domains,
-                           u32 flush_domains)
+                          u32 invalidate, u32 flush)
 {
+        uint32_t cmd;
         int ret;
 
-        if ((flush_domains & I915_GEM_DOMAIN_RENDER) == 0)
+        if (((invalidate | flush) & I915_GEM_DOMAIN_RENDER) == 0)
                 return 0;
 
         ret = blt_ring_begin(ring, 4);
         if (ret)
                 return ret;
 
-        intel_ring_emit(ring, MI_FLUSH_DW);
-        intel_ring_emit(ring, 0);
+        cmd = MI_FLUSH_DW;
+        if (invalidate & I915_GEM_DOMAIN_RENDER)
+                cmd |= MI_INVALIDATE_TLB;
+        intel_ring_emit(ring, cmd);
         intel_ring_emit(ring, 0);
         intel_ring_emit(ring, 0);
+        intel_ring_emit(ring, MI_NOOP);
         intel_ring_advance(ring);
         return 0;
 }
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index 6d6fde85a636..34306865a5df 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -14,22 +14,23 @@ struct  intel_hw_status_page {
         struct          drm_i915_gem_object *obj;
 };
 
-#define I915_RING_READ(reg) i915_safe_read(dev_priv, reg)
+#define I915_RING_READ(reg) i915_gt_read(dev_priv, reg)
+#define I915_RING_WRITE(reg, val) i915_gt_write(dev_priv, reg, val)
 
 #define I915_READ_TAIL(ring) I915_RING_READ(RING_TAIL((ring)->mmio_base))
-#define I915_WRITE_TAIL(ring, val) I915_WRITE(RING_TAIL((ring)->mmio_base), val)
+#define I915_WRITE_TAIL(ring, val) I915_RING_WRITE(RING_TAIL((ring)->mmio_base), val)
 
 #define I915_READ_START(ring) I915_RING_READ(RING_START((ring)->mmio_base))
-#define I915_WRITE_START(ring, val) I915_WRITE(RING_START((ring)->mmio_base), val)
+#define I915_WRITE_START(ring, val) I915_RING_WRITE(RING_START((ring)->mmio_base), val)
 
 #define I915_READ_HEAD(ring)  I915_RING_READ(RING_HEAD((ring)->mmio_base))
-#define I915_WRITE_HEAD(ring, val) I915_WRITE(RING_HEAD((ring)->mmio_base), val)
+#define I915_WRITE_HEAD(ring, val) I915_RING_WRITE(RING_HEAD((ring)->mmio_base), val)
 
 #define I915_READ_CTL(ring) I915_RING_READ(RING_CTL((ring)->mmio_base))
-#define I915_WRITE_CTL(ring, val) I915_WRITE(RING_CTL((ring)->mmio_base), val)
+#define I915_WRITE_CTL(ring, val) I915_RING_WRITE(RING_CTL((ring)->mmio_base), val)
 
-#define I915_WRITE_IMR(ring, val) I915_WRITE(RING_IMR((ring)->mmio_base), val)
 #define I915_READ_IMR(ring) I915_RING_READ(RING_IMR((ring)->mmio_base))
+#define I915_WRITE_IMR(ring, val) I915_RING_WRITE(RING_IMR((ring)->mmio_base), val)
 
 #define I915_READ_NOPID(ring) I915_RING_READ(RING_NOPID((ring)->mmio_base))
 #define I915_READ_SYNC_0(ring) I915_RING_READ(RING_SYNC_0((ring)->mmio_base))
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 45cd37652a37..7c50cdce84f0 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -46,6 +46,7 @@
                          SDVO_TV_MASK)
 
 #define IS_TV(c)        (c->output_flag & SDVO_TV_MASK)
+#define IS_TMDS(c)      (c->output_flag & SDVO_TMDS_MASK)
 #define IS_LVDS(c)      (c->output_flag & SDVO_LVDS_MASK)
 #define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK))
 
@@ -473,20 +474,6 @@ static bool intel_sdvo_write_cmd(struct intel_sdvo *intel_sdvo, u8 cmd,
                 return false;
         }
 
-        i = 3;
-        while (status == SDVO_CMD_STATUS_PENDING && i--) {
-                if (!intel_sdvo_read_byte(intel_sdvo,
-                                          SDVO_I2C_CMD_STATUS,
-                                          &status))
-                        return false;
-        }
-        if (status != SDVO_CMD_STATUS_SUCCESS) {
-                DRM_DEBUG_KMS("command returns response %s [%d]\n",
-                              status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP ? cmd_status_names[status] : "???",
-                              status);
-                return false;
-        }
-
         return true;
 }
 
@@ -497,6 +484,8 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
         u8 status;
         int i;
 
+        DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(intel_sdvo));
+
         /*
          * The documentation states that all commands will be
          * processed within 15µs, and that we need only poll
@@ -505,14 +494,19 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
          *
          * Check 5 times in case the hardware failed to read the docs.
          */
-        do {
+        if (!intel_sdvo_read_byte(intel_sdvo,
+                                  SDVO_I2C_CMD_STATUS,
+                                  &status))
+                goto log_fail;
+
+        while (status == SDVO_CMD_STATUS_PENDING && retry--) {
+                udelay(15);
                 if (!intel_sdvo_read_byte(intel_sdvo,
                                           SDVO_I2C_CMD_STATUS,
                                           &status))
-                        return false;
-        } while (status == SDVO_CMD_STATUS_PENDING && --retry);
+                        goto log_fail;
+        }
 
-        DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(intel_sdvo));
         if (status <= SDVO_CMD_STATUS_SCALING_NOT_SUPP)
                 DRM_LOG_KMS("(%s)", cmd_status_names[status]);
         else
@@ -533,7 +527,7 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
         return true;
 
 log_fail:
-        DRM_LOG_KMS("\n");
+        DRM_LOG_KMS("... failed\n");
         return false;
 }
 
@@ -550,6 +544,7 @@ static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode)
 static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo *intel_sdvo,
                                               u8 ddc_bus)
 {
+        /* This must be the immediately preceding write before the i2c xfer */
         return intel_sdvo_write_cmd(intel_sdvo,
                                     SDVO_CMD_SET_CONTROL_BUS_SWITCH,
                                     &ddc_bus, 1);
@@ -557,7 +552,10 @@ static bool intel_sdvo_set_control_bus_switch(struct intel_sdvo *intel_sdvo,
 
 static bool intel_sdvo_set_value(struct intel_sdvo *intel_sdvo, u8 cmd, const void *data, int len)
 {
-        return intel_sdvo_write_cmd(intel_sdvo, cmd, data, len);
+        if (!intel_sdvo_write_cmd(intel_sdvo, cmd, data, len))
+                return false;
+
+        return intel_sdvo_read_response(intel_sdvo, NULL, 0);
 }
 
 static bool
@@ -859,18 +857,21 @@ static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo)
 
         intel_dip_infoframe_csum(&avi_if);
 
-        if (!intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_INDEX,
+        if (!intel_sdvo_set_value(intel_sdvo,
+                                  SDVO_CMD_SET_HBUF_INDEX,
                                   set_buf_index, 2))
                 return false;
 
         for (i = 0; i < sizeof(avi_if); i += 8) {
-                if (!intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_DATA,
+                if (!intel_sdvo_set_value(intel_sdvo,
+                                          SDVO_CMD_SET_HBUF_DATA,
                                           data, 8))
                         return false;
                 data++;
         }
 
-        return intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_TXRATE,
+        return intel_sdvo_set_value(intel_sdvo,
+                                    SDVO_CMD_SET_HBUF_TXRATE,
                                     &tx_rate, 1);
 }
 
@@ -1359,7 +1360,8 @@ intel_sdvo_hdmi_sink_detect(struct drm_connector *connector)
                                 intel_sdvo->has_hdmi_monitor = drm_detect_hdmi_monitor(edid);
                                 intel_sdvo->has_hdmi_audio = drm_detect_monitor_audio(edid);
                         }
-                }
+                } else
+                        status = connector_status_disconnected;
                 connector->display_info.raw_edid = NULL;
                 kfree(edid);
         }
@@ -1407,10 +1409,25 @@ intel_sdvo_detect(struct drm_connector *connector, bool force)
 
         if ((intel_sdvo_connector->output_flag & response) == 0)
                 ret = connector_status_disconnected;
-        else if (response & SDVO_TMDS_MASK)
+        else if (IS_TMDS(intel_sdvo_connector))
                 ret = intel_sdvo_hdmi_sink_detect(connector);
-        else
-                ret = connector_status_connected;
+        else {
+                struct edid *edid;
+
+                /* if we have an edid check it matches the connection */
+                edid = intel_sdvo_get_edid(connector);
+                if (edid == NULL)
+                        edid = intel_sdvo_get_analog_edid(connector);
+                if (edid != NULL) {
+                        if (edid->input & DRM_EDID_INPUT_DIGITAL)
+                                ret = connector_status_disconnected;
+                        else
+                                ret = connector_status_connected;
+                        connector->display_info.raw_edid = NULL;
+                        kfree(edid);
+                } else
+                        ret = connector_status_connected;
+        }
 
         /* May update encoder flag for like clock for SDVO TV, etc.*/
         if (ret == connector_status_connected) {
@@ -1446,10 +1463,15 @@ static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
                 edid = intel_sdvo_get_analog_edid(connector);
 
         if (edid != NULL) {
-                if (edid->input & DRM_EDID_INPUT_DIGITAL) {
+                struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
+                bool monitor_is_digital = !!(edid->input & DRM_EDID_INPUT_DIGITAL);
+                bool connector_is_digital = !!IS_TMDS(intel_sdvo_connector);
+
+                if (connector_is_digital == monitor_is_digital) {
                         drm_mode_connector_update_edid_property(connector, edid);
                         drm_add_edid_modes(connector, edid);
                 }
+
                 connector->display_info.raw_edid = NULL;
                 kfree(edid);
         }
@@ -1668,6 +1690,22 @@ static void intel_sdvo_destroy(struct drm_connector *connector)
         kfree(connector);
 }
 
+static bool intel_sdvo_detect_hdmi_audio(struct drm_connector *connector)
+{
+        struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
+        struct edid *edid;
+        bool has_audio = false;
+
+        if (!intel_sdvo->is_hdmi)
+                return false;
+
+        edid = intel_sdvo_get_edid(connector);
+        if (edid != NULL && edid->input & DRM_EDID_INPUT_DIGITAL)
+                has_audio = drm_detect_monitor_audio(edid);
+
+        return has_audio;
+}
+
 static int
 intel_sdvo_set_property(struct drm_connector *connector,
                         struct drm_property *property,
@@ -1684,17 +1722,23 @@ intel_sdvo_set_property(struct drm_connector *connector,
                 return ret;
 
         if (property == intel_sdvo_connector->force_audio_property) {
-                if (val == intel_sdvo_connector->force_audio)
+                int i = val;
+                bool has_audio;
+
+                if (i == intel_sdvo_connector->force_audio)
                         return 0;
 
-                intel_sdvo_connector->force_audio = val;
+                intel_sdvo_connector->force_audio = i;
 
-                if (val > 0 && intel_sdvo->has_hdmi_audio)
-                        return 0;
-                if (val < 0 && !intel_sdvo->has_hdmi_audio)
+                if (i == 0)
+                        has_audio = intel_sdvo_detect_hdmi_audio(connector);
+                else
+                        has_audio = i > 0;
+
+                if (has_audio == intel_sdvo->has_hdmi_audio)
                         return 0;
 
-                intel_sdvo->has_hdmi_audio = val > 0;
+                intel_sdvo->has_hdmi_audio = has_audio;
                 goto done;
         }
 
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 93206e4eaa6f..fe4a53a50b83 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1234,7 +1234,8 @@ static const struct drm_display_mode reported_modes[] = {
  * \return false if TV is disconnected.
  */
 static int
-intel_tv_detect_type (struct intel_tv *intel_tv)
+intel_tv_detect_type (struct intel_tv *intel_tv,
+                      struct drm_connector *connector)
 {
         struct drm_encoder *encoder = &intel_tv->base.base;
         struct drm_device *dev = encoder->dev;
@@ -1245,11 +1246,13 @@ intel_tv_detect_type (struct intel_tv *intel_tv)
         int type;
 
         /* Disable TV interrupts around load detect or we'll recurse */
-        spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
-        i915_disable_pipestat(dev_priv, 0,
-                              PIPE_HOTPLUG_INTERRUPT_ENABLE |
-                              PIPE_HOTPLUG_TV_INTERRUPT_ENABLE);
-        spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
+        if (connector->polled & DRM_CONNECTOR_POLL_HPD) {
+                spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
+                i915_disable_pipestat(dev_priv, 0,
+                                      PIPE_HOTPLUG_INTERRUPT_ENABLE |
+                                      PIPE_HOTPLUG_TV_INTERRUPT_ENABLE);
+                spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
+        }
 
         save_tv_dac = tv_dac = I915_READ(TV_DAC);
         save_tv_ctl = tv_ctl = I915_READ(TV_CTL);
@@ -1302,11 +1305,13 @@ intel_tv_detect_type (struct intel_tv *intel_tv)
         I915_WRITE(TV_CTL, save_tv_ctl);
 
         /* Restore interrupt config */
-        spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
-        i915_enable_pipestat(dev_priv, 0,
-                             PIPE_HOTPLUG_INTERRUPT_ENABLE |
-                             PIPE_HOTPLUG_TV_INTERRUPT_ENABLE);
-        spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
+        if (connector->polled & DRM_CONNECTOR_POLL_HPD) {
+                spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
+                i915_enable_pipestat(dev_priv, 0,
+                                     PIPE_HOTPLUG_INTERRUPT_ENABLE |
+                                     PIPE_HOTPLUG_TV_INTERRUPT_ENABLE);
+                spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
+        }
 
         return type;
 }
@@ -1356,7 +1361,7 @@ intel_tv_detect(struct drm_connector *connector, bool force)
         drm_mode_set_crtcinfo(&mode, CRTC_INTERLACE_HALVE_V);
 
         if (intel_tv->base.base.crtc && intel_tv->base.base.crtc->enabled) {
-                type = intel_tv_detect_type(intel_tv);
+                type = intel_tv_detect_type(intel_tv, connector);
         } else if (force) {
                 struct drm_crtc *crtc;
                 int dpms_mode;
@@ -1364,7 +1369,7 @@ intel_tv_detect(struct drm_connector *connector, bool force)
                 crtc = intel_get_load_detect_pipe(&intel_tv->base, connector,
                                                   &mode, &dpms_mode);
                 if (crtc) {
-                        type = intel_tv_detect_type(intel_tv);
+                        type = intel_tv_detect_type(intel_tv, connector);
                         intel_release_load_detect_pipe(&intel_tv->base, connector,
                                                        dpms_mode);
                 } else
@@ -1658,6 +1663,18 @@ intel_tv_init(struct drm_device *dev)
         intel_encoder = &intel_tv->base;
         connector = &intel_connector->base;
 
+        /* The documentation, for the older chipsets at least, recommend
+         * using a polling method rather than hotplug detection for TVs.
+         * This is because in order to perform the hotplug detection, the PLLs
+         * for the TV must be kept alive increasing power drain and starving
+         * bandwidth from other encoders. Notably for instance, it causes
+         * pipe underruns on Crestline when this encoder is supposedly idle.
+         *
+         * More recent chipsets favour HDMI rather than integrated S-Video.
+         */
+        connector->polled =
+                DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT;
+
         drm_connector_init(dev, connector, &intel_tv_connector_funcs,
                            DRM_MODE_CONNECTOR_SVIDEO);
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index 2aef5cd3acf5..6bdab891c64e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -6228,7 +6228,7 @@ parse_dcb15_entry(struct drm_device *dev, struct dcb_table *dcb,
                 entry->tvconf.has_component_output = false;
                 break;
         case OUTPUT_LVDS:
-                if ((conn & 0x00003f00) != 0x10)
+                if ((conn & 0x00003f00) >> 8 != 0x10)
                         entry->lvdsconf.use_straps_for_mode = true;
                 entry->lvdsconf.use_power_scripts = true;
                 break;
@@ -6310,6 +6310,9 @@ void merge_like_dcb_entries(struct drm_device *dev, struct dcb_table *dcb)
 static bool
 apply_dcb_encoder_quirks(struct drm_device *dev, int idx, u32 *conn, u32 *conf)
 {
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+        struct dcb_table *dcb = &dev_priv->vbios.dcb;
+
         /* Dell Precision M6300
          *   DCB entry 2: 02025312 00000010
          *   DCB entry 3: 02026312 00000020
@@ -6327,6 +6330,18 @@ apply_dcb_encoder_quirks(struct drm_device *dev, int idx, u32 *conn, u32 *conf)
                         return false;
         }
 
+        /* GeForce3 Ti 200
+         *
+         * DCB reports an LVDS output that should be TMDS:
+         *   DCB entry 1: f2005014 ffffffff
+         */
+        if (nv_match_device(dev, 0x0201, 0x1462, 0x8851)) {
+                if (*conn == 0xf2005014 && *conf == 0xffffffff) {
+                        fabricate_dcb_output(dcb, OUTPUT_TMDS, 1, 1, 1);
+                        return false;
+                }
+        }
+
         return true;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index a7fae26f4654..a52184007f5f 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -49,7 +49,10 @@ nouveau_bo_del_ttm(struct ttm_buffer_object *bo)
                 DRM_ERROR("bo %p still attached to GEM object\n", bo);
 
         nv10_mem_put_tile_region(dev, nvbo->tile, NULL);
-        nouveau_vm_put(&nvbo->vma);
+        if (nvbo->vma.node) {
+                nouveau_vm_unmap(&nvbo->vma);
+                nouveau_vm_put(&nvbo->vma);
+        }
         kfree(nvbo);
 }
 
@@ -128,6 +131,7 @@ nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan,
                 }
         }
 
+        nvbo->bo.mem.num_pages = size >> PAGE_SHIFT;
         nouveau_bo_placement_set(nvbo, flags, 0);
 
         nvbo->channel = chan;
@@ -166,17 +170,17 @@ static void
 set_placement_range(struct nouveau_bo *nvbo, uint32_t type)
 {
         struct drm_nouveau_private *dev_priv = nouveau_bdev(nvbo->bo.bdev);
+        int vram_pages = dev_priv->vram_size >> PAGE_SHIFT;
 
         if (dev_priv->card_type == NV_10 &&
-            nvbo->tile_mode && (type & TTM_PL_FLAG_VRAM)) {
+            nvbo->tile_mode && (type & TTM_PL_FLAG_VRAM) &&
+            nvbo->bo.mem.num_pages < vram_pages / 2) {
                 /*
                  * Make sure that the color and depth buffers are handled
                  * by independent memory controller units. Up to a 9x
                  * speed up when alpha-blending and depth-test are enabled
                  * at the same time.
                  */
-                int vram_pages = dev_priv->vram_size >> PAGE_SHIFT;
-
                 if (nvbo->tile_flags & NOUVEAU_GEM_TILE_ZETA) {
                         nvbo->placement.fpfn = vram_pages / 2;
                         nvbo->placement.lpfn = ~0;
@@ -785,7 +789,7 @@ nouveau_bo_move_flipd(struct ttm_buffer_object *bo, bool evict, bool intr,
         if (ret)
                 goto out;
 
-        ret = ttm_bo_move_ttm(bo, evict, no_wait_reserve, no_wait_gpu, new_mem);
+        ret = ttm_bo_move_ttm(bo, true, no_wait_reserve, no_wait_gpu, new_mem);
 out:
         ttm_bo_mem_put(bo, &tmp_mem);
         return ret;
@@ -811,11 +815,11 @@ nouveau_bo_move_flips(struct ttm_buffer_object *bo, bool evict, bool intr,
         if (ret)
                 return ret;
 
-        ret = ttm_bo_move_ttm(bo, evict, no_wait_reserve, no_wait_gpu, &tmp_mem);
+        ret = ttm_bo_move_ttm(bo, true, no_wait_reserve, no_wait_gpu, &tmp_mem);
         if (ret)
                 goto out;
 
-        ret = nouveau_bo_move_m2mf(bo, evict, intr, no_wait_reserve, no_wait_gpu, new_mem);
+        ret = nouveau_bo_move_m2mf(bo, true, intr, no_wait_reserve, no_wait_gpu, new_mem);
         if (ret)
                 goto out;
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index a21e00076839..390d82c3c4b0 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -507,6 +507,7 @@ nouveau_connector_native_mode(struct drm_connector *connector)
         int high_w = 0, high_h = 0, high_v = 0;
 
         list_for_each_entry(mode, &nv_connector->base.probed_modes, head) {
+                mode->vrefresh = drm_mode_vrefresh(mode);
                 if (helper->mode_valid(connector, mode) != MODE_OK ||
                     (mode->flags & DRM_MODE_FLAG_INTERLACE))
                         continue;
diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.c b/drivers/gpu/drm/nouveau/nouveau_dma.c
index 65699bfaaaea..b368ed74aad7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dma.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dma.c
@@ -83,7 +83,8 @@ nouveau_dma_init(struct nouveau_channel *chan)
                 return ret;
 
         /* NV_MEMORY_TO_MEMORY_FORMAT requires a notifier object */
-        ret = nouveau_notifier_alloc(chan, NvNotify0, 32, &chan->m2mf_ntfy);
+        ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfd0, 0x1000,
+                                     &chan->m2mf_ntfy);
         if (ret)
                 return ret;
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index 01bffc4412d2..982d70b12722 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -848,14 +848,12 @@ extern void nv10_mem_put_tile_region(struct drm_device *dev,
                                      struct nouveau_fence *fence);
 extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
 
-/* nvc0_vram.c */
-extern const struct ttm_mem_type_manager_func nvc0_vram_manager;
-
 /* nouveau_notifier.c */
 extern int  nouveau_notifier_init_channel(struct nouveau_channel *);
 extern void nouveau_notifier_takedown_channel(struct nouveau_channel *);
 extern int  nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle,
-                                   int cout, uint32_t *offset);
+                                   int cout, uint32_t start, uint32_t end,
+                                   uint32_t *offset);
 extern int  nouveau_notifier_offset(struct nouveau_gpuobj *, uint32_t *);
 extern int  nouveau_ioctl_notifier_alloc(struct drm_device *, void *data,
                                          struct drm_file *);
diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c
index 26347b7cd872..b0fb9bdcddb7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_mem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_mem.c
@@ -725,8 +725,10 @@ nouveau_vram_manager_new(struct ttm_mem_type_manager *man,
         ret = vram->get(dev, mem->num_pages << PAGE_SHIFT,
                         mem->page_alignment << PAGE_SHIFT, size_nc,
                         (nvbo->tile_flags >> 8) & 0xff, &node);
-        if (ret)
-                return ret;
+        if (ret) {
+                mem->mm_node = NULL;
+                return (ret == -ENOSPC) ? 0 : ret;
+        }
 
         node->page_shift = 12;
         if (nvbo->vma.node)
diff --git a/drivers/gpu/drm/nouveau/nouveau_mm.c b/drivers/gpu/drm/nouveau/nouveau_mm.c
index 8844b50c3e54..7609756b6faf 100644
--- a/drivers/gpu/drm/nouveau/nouveau_mm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_mm.c
@@ -123,7 +123,7 @@ nouveau_mm_get(struct nouveau_mm *rmm, int type, u32 size, u32 size_nc,
                 return 0;
         }
 
-        return -ENOMEM;
+        return -ENOSPC;
 }
 
 int
diff --git a/drivers/gpu/drm/nouveau/nouveau_notifier.c b/drivers/gpu/drm/nouveau/nouveau_notifier.c
index fe29d604b820..5ea167623a82 100644
--- a/drivers/gpu/drm/nouveau/nouveau_notifier.c
+++ b/drivers/gpu/drm/nouveau/nouveau_notifier.c
@@ -96,7 +96,8 @@ nouveau_notifier_gpuobj_dtor(struct drm_device *dev,
 
 int
 nouveau_notifier_alloc(struct nouveau_channel *chan, uint32_t handle,
-                       int size, uint32_t *b_offset)
+                       int size, uint32_t start, uint32_t end,
+                       uint32_t *b_offset)
 {
         struct drm_device *dev = chan->dev;
         struct nouveau_gpuobj *nobj = NULL;
@@ -104,9 +105,10 @@ nouveau_notifier_alloc(struct nouveau_channel *chan, uint32_t handle,
         uint32_t offset;
         int target, ret;
 
-        mem = drm_mm_search_free(&chan->notifier_heap, size, 0, 0);
+        mem = drm_mm_search_free_in_range(&chan->notifier_heap, size, 0,
+                                          start, end, 0);
         if (mem)
-                mem = drm_mm_get_block(mem, size, 0);
+                mem = drm_mm_get_block_range(mem, size, 0, start, end);
         if (!mem) {
                 NV_ERROR(dev, "Channel %d notifier block full\n", chan->id);
                 return -ENOMEM;
@@ -177,7 +179,8 @@ nouveau_ioctl_notifier_alloc(struct drm_device *dev, void *data,
         if (IS_ERR(chan))
                 return PTR_ERR(chan);
 
-        ret = nouveau_notifier_alloc(chan, na->handle, na->size, &na->offset);
+        ret = nouveau_notifier_alloc(chan, na->handle, na->size, 0, 0x1000,
+                                     &na->offset);
         nouveau_channel_put(&chan);
         return ret;
 }
diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.c b/drivers/gpu/drm/nouveau/nouveau_pm.c
index fb846a3fef15..4399e2f34db4 100644
--- a/drivers/gpu/drm/nouveau/nouveau_pm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_pm.c
@@ -443,7 +443,7 @@ nouveau_hwmon_fini(struct drm_device *dev)
         struct nouveau_pm_engine *pm = &dev_priv->engine.pm;
 
         if (pm->hwmon) {
-                sysfs_remove_group(&pm->hwmon->kobj, &hwmon_attrgroup);
+                sysfs_remove_group(&dev->pdev->dev.kobj, &hwmon_attrgroup);
                 hwmon_device_unregister(pm->hwmon);
         }
 #endif
@@ -543,7 +543,7 @@ nouveau_pm_resume(struct drm_device *dev)
         struct nouveau_pm_engine *pm = &dev_priv->engine.pm;
         struct nouveau_pm_level *perflvl;
 
-        if (pm->cur == &pm->boot)
+        if (!pm->cur || pm->cur == &pm->boot)
                 return;
 
         perflvl = pm->cur;
diff --git a/drivers/gpu/drm/nouveau/nouveau_temp.c b/drivers/gpu/drm/nouveau/nouveau_temp.c
index 7ecc4adc1e45..8d9968e1cba8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_temp.c
+++ b/drivers/gpu/drm/nouveau/nouveau_temp.c
@@ -265,8 +265,8 @@ nouveau_temp_probe_i2c(struct drm_device *dev)
         struct i2c_board_info info[] = {
                 { I2C_BOARD_INFO("w83l785ts", 0x2d) },
                 { I2C_BOARD_INFO("w83781d", 0x2d) },
-                { I2C_BOARD_INFO("f75375", 0x2e) },
                 { I2C_BOARD_INFO("adt7473", 0x2e) },
+                { I2C_BOARD_INFO("f75375", 0x2e) },
                 { I2C_BOARD_INFO("lm99", 0x4c) },
                 { }
         };
diff --git a/drivers/gpu/drm/nouveau/nv04_dfp.c b/drivers/gpu/drm/nouveau/nv04_dfp.c
index ef23550407b5..c82db37d9f41 100644
--- a/drivers/gpu/drm/nouveau/nv04_dfp.c
+++ b/drivers/gpu/drm/nouveau/nv04_dfp.c
@@ -342,8 +342,8 @@ static void nv04_dfp_mode_set(struct drm_encoder *encoder,
         if (nv_encoder->dcb->type == OUTPUT_LVDS) {
                 bool duallink, dummy;
 
-                nouveau_bios_parse_lvds_table(dev, nv_connector->native_mode->
-                                              clock, &duallink, &dummy);
+                nouveau_bios_parse_lvds_table(dev, output_mode->clock,
+                                              &duallink, &dummy);
                 if (duallink)
                         regp->fp_control |= (8 << 28);
         } else
@@ -518,8 +518,6 @@ static void nv04_lvds_dpms(struct drm_encoder *encoder, int mode)
                 return;
 
         if (nv_encoder->dcb->lvdsconf.use_power_scripts) {
-                struct nouveau_connector *nv_connector = nouveau_encoder_connector_get(nv_encoder);
-
                 /* when removing an output, crtc may not be set, but PANEL_OFF
                  * must still be run
                  */
@@ -527,12 +525,8 @@ static void nv04_lvds_dpms(struct drm_encoder *encoder, int mode)
                            nv04_dfp_get_bound_head(dev, nv_encoder->dcb);
 
                 if (mode == DRM_MODE_DPMS_ON) {
-                        if (!nv_connector->native_mode) {
-                                NV_ERROR(dev, "Not turning on LVDS without native mode\n");
-                                return;
-                        }
                         call_lvds_script(dev, nv_encoder->dcb, head,
-                                         LVDS_PANEL_ON, nv_connector->native_mode->clock);
+                                         LVDS_PANEL_ON, nv_encoder->mode.clock);
                 } else
                         /* pxclk of 0 is fine for PANEL_OFF, and for a
                          * disconnected LVDS encoder there is no native_mode
diff --git a/drivers/gpu/drm/nouveau/nv40_graph.c b/drivers/gpu/drm/nouveau/nv40_graph.c
index 8870d72388c8..18d30c2c1aa6 100644
--- a/drivers/gpu/drm/nouveau/nv40_graph.c
+++ b/drivers/gpu/drm/nouveau/nv40_graph.c
@@ -211,18 +211,32 @@ nv40_graph_set_tile_region(struct drm_device *dev, int i)
         struct nouveau_tile_reg *tile = &dev_priv->tile.reg[i];
 
         switch (dev_priv->chipset) {
+        case 0x40:
+        case 0x41: /* guess */
+        case 0x42:
+        case 0x43:
+        case 0x45: /* guess */
+        case 0x4e:
+                nv_wr32(dev, NV20_PGRAPH_TSIZE(i), tile->pitch);
+                nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), tile->limit);
+                nv_wr32(dev, NV20_PGRAPH_TILE(i), tile->addr);
+                nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tile->pitch);
+                nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tile->limit);
+                nv_wr32(dev, NV40_PGRAPH_TILE1(i), tile->addr);
+                break;
         case 0x44:
         case 0x4a:
-        case 0x4e:
                 nv_wr32(dev, NV20_PGRAPH_TSIZE(i), tile->pitch);
                 nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), tile->limit);
                 nv_wr32(dev, NV20_PGRAPH_TILE(i), tile->addr);
                 break;
-
         case 0x46:
         case 0x47:
         case 0x49:
         case 0x4b:
+        case 0x4c:
+        case 0x67:
+        default:
                 nv_wr32(dev, NV47_PGRAPH_TSIZE(i), tile->pitch);
                 nv_wr32(dev, NV47_PGRAPH_TLIMIT(i), tile->limit);
                 nv_wr32(dev, NV47_PGRAPH_TILE(i), tile->addr);
@@ -230,15 +244,6 @@ nv40_graph_set_tile_region(struct drm_device *dev, int i)
                 nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tile->limit);
                 nv_wr32(dev, NV40_PGRAPH_TILE1(i), tile->addr);
                 break;
-
-        default:
-                nv_wr32(dev, NV20_PGRAPH_TSIZE(i), tile->pitch);
-                nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), tile->limit);
-                nv_wr32(dev, NV20_PGRAPH_TILE(i), tile->addr);
-                nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tile->pitch);
-                nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tile->limit);
-                nv_wr32(dev, NV40_PGRAPH_TILE1(i), tile->addr);
-                break;
         }
 }
 
@@ -396,17 +401,20 @@ nv40_graph_init(struct drm_device *dev)
                 break;
         default:
                 switch (dev_priv->chipset) {
-                case 0x46:
-                case 0x47:
-                case 0x49:
-                case 0x4b:
-                        nv_wr32(dev, 0x400DF0, nv_rd32(dev, NV04_PFB_CFG0));
-                        nv_wr32(dev, 0x400DF4, nv_rd32(dev, NV04_PFB_CFG1));
-                        break;
-                default:
+                case 0x41:
+                case 0x42:
+                case 0x43:
+                case 0x45:
+                case 0x4e:
+                case 0x44:
+                case 0x4a:
                         nv_wr32(dev, 0x4009F0, nv_rd32(dev, NV04_PFB_CFG0));
                         nv_wr32(dev, 0x4009F4, nv_rd32(dev, NV04_PFB_CFG1));
                         break;
+                default:
+                        nv_wr32(dev, 0x400DF0, nv_rd32(dev, NV04_PFB_CFG0));
+                        nv_wr32(dev, 0x400DF4, nv_rd32(dev, NV04_PFB_CFG1));
+                        break;
                 }
                 nv_wr32(dev, 0x4069F0, nv_rd32(dev, NV04_PFB_CFG0));
                 nv_wr32(dev, 0x4069F4, nv_rd32(dev, NV04_PFB_CFG1));
diff --git a/drivers/gpu/drm/nouveau/nv50_evo.c b/drivers/gpu/drm/nouveau/nv50_evo.c
index 14e24e906ee8..0ea090f4244a 100644
--- a/drivers/gpu/drm/nouveau/nv50_evo.c
+++ b/drivers/gpu/drm/nouveau/nv50_evo.c
@@ -283,8 +283,7 @@ nv50_evo_create(struct drm_device *dev)
                         nv50_evo_channel_del(&dev_priv->evo);
                         return ret;
                 }
-        } else
-        if (dev_priv->chipset != 0x50) {
+        } else {
                 ret = nv50_evo_dmaobj_new(evo, 0x3d, NvEvoFB16, 0x70, 0x19,
                                           0, 0xffffffff, 0x00010000);
                 if (ret) {
diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c
index 2d7ea75a09d4..37e21d2be95b 100644
--- a/drivers/gpu/drm/nouveau/nv50_graph.c
+++ b/drivers/gpu/drm/nouveau/nv50_graph.c
@@ -256,6 +256,7 @@ nv50_graph_destroy_context(struct nouveau_channel *chan)
         struct drm_device *dev = chan->dev;
         struct drm_nouveau_private *dev_priv = dev->dev_private;
         struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
+        struct nouveau_fifo_engine *pfifo = &dev_priv->engine.fifo;
         int i, hdr = (dev_priv->chipset == 0x50) ? 0x200 : 0x20;
         unsigned long flags;
 
@@ -265,6 +266,7 @@ nv50_graph_destroy_context(struct nouveau_channel *chan)
                 return;
 
         spin_lock_irqsave(&dev_priv->context_switch_lock, flags);
+        pfifo->reassign(dev, false);
         pgraph->fifo_access(dev, false);
 
         if (pgraph->channel(dev) == chan)
@@ -275,6 +277,7 @@ nv50_graph_destroy_context(struct nouveau_channel *chan)
         dev_priv->engine.instmem.flush(dev);
 
         pgraph->fifo_access(dev, true);
+        pfifo->reassign(dev, true);
         spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
 
         nouveau_gpuobj_ref(NULL, &chan->ramin_grctx);
diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c
index ea0041810ae3..e57caa2a00e3 100644
--- a/drivers/gpu/drm/nouveau/nv50_instmem.c
+++ b/drivers/gpu/drm/nouveau/nv50_instmem.c
@@ -403,16 +403,24 @@ nv50_instmem_unmap(struct nouveau_gpuobj *gpuobj)
 void
 nv50_instmem_flush(struct drm_device *dev)
 {
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+        spin_lock(&dev_priv->ramin_lock);
         nv_wr32(dev, 0x00330c, 0x00000001);
         if (!nv_wait(dev, 0x00330c, 0x00000002, 0x00000000))
                 NV_ERROR(dev, "PRAMIN flush timeout\n");
+        spin_unlock(&dev_priv->ramin_lock);
 }
 
 void
 nv84_instmem_flush(struct drm_device *dev)
 {
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+        spin_lock(&dev_priv->ramin_lock);
         nv_wr32(dev, 0x070000, 0x00000001);
         if (!nv_wait(dev, 0x070000, 0x00000002, 0x00000000))
                 NV_ERROR(dev, "PRAMIN flush timeout\n");
+        spin_unlock(&dev_priv->ramin_lock);
 }
 
diff --git a/drivers/gpu/drm/nouveau/nv50_vm.c b/drivers/gpu/drm/nouveau/nv50_vm.c
index 38e523e10995..6144156f255a 100644
--- a/drivers/gpu/drm/nouveau/nv50_vm.c
+++ b/drivers/gpu/drm/nouveau/nv50_vm.c
@@ -45,11 +45,6 @@ nv50_vm_map_pgt(struct nouveau_gpuobj *pgd, u32 pde,
         }
 
         if (phys & 1) {
-                if (dev_priv->vram_sys_base) {
-                        phys += dev_priv->vram_sys_base;
-                        phys |= 0x30;
-                }
-
                 if (coverage <= 32 * 1024 * 1024)
                         phys |= 0x60;
                 else if (coverage <= 64 * 1024 * 1024)
@@ -174,7 +169,11 @@ nv50_vm_flush(struct nouveau_vm *vm)
 void
 nv50_vm_flush_engine(struct drm_device *dev, int engine)
 {
+        struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+        spin_lock(&dev_priv->ramin_lock);
         nv_wr32(dev, 0x100c80, (engine << 16) | 1);
         if (!nv_wait(dev, 0x100c80, 0x00000001, 0x00000000))
                 NV_ERROR(dev, "vm flush timeout: engine %d\n", engine);
+        spin_unlock(&dev_priv->ramin_lock);
 }
diff --git a/drivers/gpu/drm/nouveau/nvc0_graph.c b/drivers/gpu/drm/nouveau/nvc0_graph.c
index e6ea7d83187f..eb18a7e89f5b 100644
--- a/drivers/gpu/drm/nouveau/nvc0_graph.c
+++ b/drivers/gpu/drm/nouveau/nvc0_graph.c
@@ -31,6 +31,7 @@
 #include "nvc0_graph.h"
 
 static void nvc0_graph_isr(struct drm_device *);
+static void nvc0_runk140_isr(struct drm_device *);
 static int  nvc0_graph_unload_context_to(struct drm_device *dev, u64 chan);
 
 void
@@ -281,6 +282,7 @@ nvc0_graph_destroy(struct drm_device *dev)
                 return;
 
         nouveau_irq_unregister(dev, 12);
+        nouveau_irq_unregister(dev, 25);
 
         nouveau_gpuobj_ref(NULL, &priv->unk4188b8);
         nouveau_gpuobj_ref(NULL, &priv->unk4188b4);
@@ -390,6 +392,7 @@ nvc0_graph_create(struct drm_device *dev)
         }
 
         nouveau_irq_register(dev, 12, nvc0_graph_isr);
+        nouveau_irq_register(dev, 25, nvc0_runk140_isr);
         NVOBJ_CLASS(dev, 0x902d, GR); /* 2D */
         NVOBJ_CLASS(dev, 0x9039, GR); /* M2MF */
         NVOBJ_CLASS(dev, 0x9097, GR); /* 3D */
@@ -512,8 +515,8 @@ nvc0_graph_init_gpc_1(struct drm_device *dev)
                         nv_wr32(dev, TP_UNIT(gpc, tp, 0x224), 0xc0000000);
                         nv_wr32(dev, TP_UNIT(gpc, tp, 0x48c), 0xc0000000);
                         nv_wr32(dev, TP_UNIT(gpc, tp, 0x084), 0xc0000000);
-                        nv_wr32(dev, TP_UNIT(gpc, tp, 0xe44), 0x001ffffe);
-                        nv_wr32(dev, TP_UNIT(gpc, tp, 0xe4c), 0x0000000f);
+                        nv_wr32(dev, TP_UNIT(gpc, tp, 0x644), 0x001ffffe);
+                        nv_wr32(dev, TP_UNIT(gpc, tp, 0x64c), 0x0000000f);
                 }
                 nv_wr32(dev, GPC_UNIT(gpc, 0x2c90), 0xffffffff);
                 nv_wr32(dev, GPC_UNIT(gpc, 0x2c94), 0xffffffff);
@@ -777,3 +780,19 @@ nvc0_graph_isr(struct drm_device *dev)
 
         nv_wr32(dev, 0x400500, 0x00010001);
 }
+
+static void
+nvc0_runk140_isr(struct drm_device *dev)
+{
+        u32 units = nv_rd32(dev, 0x00017c) & 0x1f;
+
+        while (units) {
+                u32 unit = ffs(units) - 1;
+                u32 reg = 0x140000 + unit * 0x2000;
+                u32 st0 = nv_mask(dev, reg + 0x1020, 0, 0);
+                u32 st1 = nv_mask(dev, reg + 0x1420, 0, 0);
+
+                NV_INFO(dev, "PRUNK140: %d 0x%08x 0x%08x\n", unit, st0, st1);
+                units &= ~(1 << unit);
+        }
+}
diff --git a/drivers/gpu/drm/nouveau/nvc0_grctx.c b/drivers/gpu/drm/nouveau/nvc0_grctx.c
index b9e68b2d30aa..f880ff776db8 100644
--- a/drivers/gpu/drm/nouveau/nvc0_grctx.c
+++ b/drivers/gpu/drm/nouveau/nvc0_grctx.c
@@ -1830,7 +1830,7 @@ nvc0_grctx_generate(struct nouveau_channel *chan)
 
         for (tp = 0, id = 0; tp < 4; tp++) {
                 for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
-                        if (tp <= priv->tp_nr[gpc]) {
+                        if (tp < priv->tp_nr[gpc]) {
                                 nv_wr32(dev, TP_UNIT(gpc, tp, 0x698), id);
                                 nv_wr32(dev, TP_UNIT(gpc, tp, 0x4e8), id);
                                 nv_wr32(dev, GPC_UNIT(gpc, 0x0c10 + tp * 4), id);
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index d3ca17080df7..a4e5e53e0a62 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -48,29 +48,29 @@ static void atombios_overscan_setup(struct drm_crtc *crtc,
 
         switch (radeon_crtc->rmx_type) {
         case RMX_CENTER:
-                args.usOverscanTop = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2;
-                args.usOverscanBottom = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2;
-                args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2;
-                args.usOverscanRight = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2;
+                args.usOverscanTop = cpu_to_le16((adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2);
+                args.usOverscanBottom = cpu_to_le16((adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2);
+                args.usOverscanLeft = cpu_to_le16((adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2);
+                args.usOverscanRight = cpu_to_le16((adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2);
                 break;
         case RMX_ASPECT:
                 a1 = mode->crtc_vdisplay * adjusted_mode->crtc_hdisplay;
                 a2 = adjusted_mode->crtc_vdisplay * mode->crtc_hdisplay;
 
                 if (a1 > a2) {
-                        args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2;
-                        args.usOverscanRight = (adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2;
+                        args.usOverscanLeft = cpu_to_le16((adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2);
+                        args.usOverscanRight = cpu_to_le16((adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2);
                 } else if (a2 > a1) {
-                        args.usOverscanLeft = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2;
-                        args.usOverscanRight = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2;
+                        args.usOverscanLeft = cpu_to_le16((adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2);
+                        args.usOverscanRight = cpu_to_le16((adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2);
                 }
                 break;
         case RMX_FULL:
         default:
-                args.usOverscanRight = radeon_crtc->h_border;
-                args.usOverscanLeft = radeon_crtc->h_border;
-                args.usOverscanBottom = radeon_crtc->v_border;
-                args.usOverscanTop = radeon_crtc->v_border;
+                args.usOverscanRight = cpu_to_le16(radeon_crtc->h_border);
+                args.usOverscanLeft = cpu_to_le16(radeon_crtc->h_border);
+                args.usOverscanBottom = cpu_to_le16(radeon_crtc->v_border);
+                args.usOverscanTop = cpu_to_le16(radeon_crtc->v_border);
                 break;
         }
         atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
@@ -419,23 +419,23 @@ static void atombios_crtc_program_ss(struct drm_crtc *crtc,
         memset(&args, 0, sizeof(args));
 
         if (ASIC_IS_DCE5(rdev)) {
-                args.v3.usSpreadSpectrumAmountFrac = 0;
+                args.v3.usSpreadSpectrumAmountFrac = cpu_to_le16(0);
                 args.v3.ucSpreadSpectrumType = ss->type;
                 switch (pll_id) {
                 case ATOM_PPLL1:
                         args.v3.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V3_P1PLL;
-                        args.v3.usSpreadSpectrumAmount = ss->amount;
-                        args.v3.usSpreadSpectrumStep = ss->step;
+                        args.v3.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
+                        args.v3.usSpreadSpectrumStep = cpu_to_le16(ss->step);
                         break;
                 case ATOM_PPLL2:
                         args.v3.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V3_P2PLL;
-                        args.v3.usSpreadSpectrumAmount = ss->amount;
-                        args.v3.usSpreadSpectrumStep = ss->step;
+                        args.v3.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
+                        args.v3.usSpreadSpectrumStep = cpu_to_le16(ss->step);
                         break;
                 case ATOM_DCPLL:
                         args.v3.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V3_DCPLL;
-                        args.v3.usSpreadSpectrumAmount = 0;
-                        args.v3.usSpreadSpectrumStep = 0;
+                        args.v3.usSpreadSpectrumAmount = cpu_to_le16(0);
+                        args.v3.usSpreadSpectrumStep = cpu_to_le16(0);
                         break;
                 case ATOM_PPLL_INVALID:
                         return;
@@ -447,18 +447,18 @@ static void atombios_crtc_program_ss(struct drm_crtc *crtc,
                 switch (pll_id) {
                 case ATOM_PPLL1:
                         args.v2.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V2_P1PLL;
-                        args.v2.usSpreadSpectrumAmount = ss->amount;
-                        args.v2.usSpreadSpectrumStep = ss->step;
+                        args.v2.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
+                        args.v2.usSpreadSpectrumStep = cpu_to_le16(ss->step);
                         break;
                 case ATOM_PPLL2:
                         args.v2.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V2_P2PLL;
-                        args.v2.usSpreadSpectrumAmount = ss->amount;
-                        args.v2.usSpreadSpectrumStep = ss->step;
+                        args.v2.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
+                        args.v2.usSpreadSpectrumStep = cpu_to_le16(ss->step);
                         break;
                 case ATOM_DCPLL:
                         args.v2.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V2_DCPLL;
-                        args.v2.usSpreadSpectrumAmount = 0;
-                        args.v2.usSpreadSpectrumStep = 0;
+                        args.v2.usSpreadSpectrumAmount = cpu_to_le16(0);
+                        args.v2.usSpreadSpectrumStep = cpu_to_le16(0);
                         break;
                 case ATOM_PPLL_INVALID:
                         return;
@@ -538,7 +538,6 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                         pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
                 else
                         pll->flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
-
         }
 
         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
@@ -555,23 +554,28 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                                         dp_clock = dig_connector->dp_clock;
                                 }
                         }
-#if 0 /* doesn't work properly on some laptops */
+
                         /* use recommended ref_div for ss */
                         if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
                                 if (ss_enabled) {
                                         if (ss->refdiv) {
+                                                pll->flags |= RADEON_PLL_PREFER_MINM_OVER_MAXP;
                                                 pll->flags |= RADEON_PLL_USE_REF_DIV;
                                                 pll->reference_div = ss->refdiv;
+                                                if (ASIC_IS_AVIVO(rdev))
+                                                        pll->flags |= RADEON_PLL_USE_FRAC_FB_DIV;
                                         }
                                 }
                         }
-#endif
+
                         if (ASIC_IS_AVIVO(rdev)) {
                                 /* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
                                 if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1)
                                         adjusted_clock = mode->clock * 2;
                                 if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
                                         pll->flags |= RADEON_PLL_PREFER_CLOSEST_LOWER;
+                                if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
+                                        pll->flags |= RADEON_PLL_IS_LCD;
                         } else {
                                 if (encoder->encoder_type != DRM_MODE_ENCODER_DAC)
                                         pll->flags |= RADEON_PLL_NO_ODD_POST_DIV;
@@ -658,10 +662,12 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
                                                    index, (uint32_t *)&args);
                                 adjusted_clock = le32_to_cpu(args.v3.sOutput.ulDispPllFreq) * 10;
                                 if (args.v3.sOutput.ucRefDiv) {
+                                        pll->flags |= RADEON_PLL_USE_FRAC_FB_DIV;
                                         pll->flags |= RADEON_PLL_USE_REF_DIV;
                                         pll->reference_div = args.v3.sOutput.ucRefDiv;
                                 }
                                 if (args.v3.sOutput.ucPostDiv) {
+                                        pll->flags |= RADEON_PLL_USE_FRAC_FB_DIV;
                                         pll->flags |= RADEON_PLL_USE_POST_DIV;
                                         pll->post_div = args.v3.sOutput.ucPostDiv;
                                 }
@@ -715,14 +721,14 @@ static void atombios_crtc_set_dcpll(struct drm_crtc *crtc,
                          * SetPixelClock provides the dividers
                          */
                         args.v5.ucCRTC = ATOM_CRTC_INVALID;
-                        args.v5.usPixelClock = dispclk;
+                        args.v5.usPixelClock = cpu_to_le16(dispclk);
                         args.v5.ucPpll = ATOM_DCPLL;
                         break;
                 case 6:
                         /* if the default dcpll clock is specified,
                          * SetPixelClock provides the dividers
                          */
-                        args.v6.ulDispEngClkFreq = dispclk;
+                        args.v6.ulDispEngClkFreq = cpu_to_le32(dispclk);
                         args.v6.ucPpll = ATOM_DCPLL;
                         break;
                 default:
@@ -951,8 +957,12 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode
         /* adjust pixel clock as needed */
         adjusted_clock = atombios_adjust_pll(crtc, mode, pll, ss_enabled, &ss);
 
-        radeon_compute_pll(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
-                           &ref_div, &post_div);
+        if (ASIC_IS_AVIVO(rdev))
+                radeon_compute_pll_avivo(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
+                                         &ref_div, &post_div);
+        else
+                radeon_compute_pll_legacy(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
+                                          &ref_div, &post_div);
 
         atombios_crtc_program_ss(crtc, ATOM_DISABLE, radeon_crtc->pll_id, &ss);
 
@@ -981,9 +991,9 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode
         }
 }
 
-static int evergreen_crtc_do_set_base(struct drm_crtc *crtc,
-                                      struct drm_framebuffer *fb,
-                                      int x, int y, int atomic)
+static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
+                                 struct drm_framebuffer *fb,
+                                 int x, int y, int atomic)
 {
         struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
         struct drm_device *dev = crtc->dev;
@@ -994,6 +1004,7 @@ static int evergreen_crtc_do_set_base(struct drm_crtc *crtc,
         struct radeon_bo *rbo;
         uint64_t fb_location;
         uint32_t fb_format, fb_pitch_pixels, tiling_flags;
+        u32 fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_NONE);
         int r;
 
         /* no fb bound */
@@ -1045,11 +1056,17 @@ static int evergreen_crtc_do_set_base(struct drm_crtc *crtc,
         case 16:
                 fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) |
                              EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB565));
+#ifdef __BIG_ENDIAN
+                fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16);
+#endif
                 break;
         case 24:
         case 32:
                 fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) |
                              EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB8888));
+#ifdef __BIG_ENDIAN
+                fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32);
+#endif
                 break;
         default:
                 DRM_ERROR("Unsupported screen depth %d\n",
@@ -1094,6 +1111,7 @@ static int evergreen_crtc_do_set_base(struct drm_crtc *crtc,
         WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
                (u32) fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK);
         WREG32(EVERGREEN_GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
+        WREG32(EVERGREEN_GRPH_SWAP_CONTROL + radeon_crtc->crtc_offset, fb_swap);
 
         WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
         WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
@@ -1115,12 +1133,6 @@ static int evergreen_crtc_do_set_base(struct drm_crtc *crtc,
         WREG32(EVERGREEN_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
                (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
 
-        if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
-                WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset,
-                       EVERGREEN_INTERLEAVE_EN);
-        else
-                WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
-
         if (!atomic && fb && fb != crtc->fb) {
                 radeon_fb = to_radeon_framebuffer(fb);
                 rbo = radeon_fb->obj->driver_private;
@@ -1150,6 +1162,7 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
         struct drm_framebuffer *target_fb;
         uint64_t fb_location;
         uint32_t fb_format, fb_pitch_pixels, tiling_flags;
+        u32 fb_swap = R600_D1GRPH_SWAP_ENDIAN_NONE;
         int r;
 
         /* no fb bound */
@@ -1203,12 +1216,18 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
                 fb_format =
                     AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
                     AVIVO_D1GRPH_CONTROL_16BPP_RGB565;
+#ifdef __BIG_ENDIAN
+                fb_swap = R600_D1GRPH_SWAP_ENDIAN_16BIT;
+#endif
                 break;
         case 24:
         case 32:
                 fb_format =
                     AVIVO_D1GRPH_CONTROL_DEPTH_32BPP |
                     AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888;
+#ifdef __BIG_ENDIAN
+                fb_swap = R600_D1GRPH_SWAP_ENDIAN_32BIT;
+#endif
                 break;
         default:
                 DRM_ERROR("Unsupported screen depth %d\n",
@@ -1248,6 +1267,8 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
         WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS +
                radeon_crtc->crtc_offset, (u32) fb_location);
         WREG32(AVIVO_D1GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
+        if (rdev->family >= CHIP_R600)
+                WREG32(R600_D1GRPH_SWAP_CONTROL + radeon_crtc->crtc_offset, fb_swap);
 
         WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
         WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
@@ -1269,12 +1290,6 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
         WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
                (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
 
-        if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE)
-                WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
-                       AVIVO_D1MODE_INTERLEAVE_EN);
-        else
-                WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
-
         if (!atomic && fb && fb != crtc->fb) {
                 radeon_fb = to_radeon_framebuffer(fb);
                 rbo = radeon_fb->obj->driver_private;
@@ -1298,7 +1313,7 @@ int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
         struct radeon_device *rdev = dev->dev_private;
 
         if (ASIC_IS_DCE4(rdev))
-                return evergreen_crtc_do_set_base(crtc, old_fb, x, y, 0);
+                return dce4_crtc_do_set_base(crtc, old_fb, x, y, 0);
         else if (ASIC_IS_AVIVO(rdev))
                 return avivo_crtc_do_set_base(crtc, old_fb, x, y, 0);
         else
@@ -1313,7 +1328,7 @@ int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
        struct radeon_device *rdev = dev->dev_private;
 
         if (ASIC_IS_DCE4(rdev))
-                return evergreen_crtc_do_set_base(crtc, fb, x, y, 1);
+                return dce4_crtc_do_set_base(crtc, fb, x, y, 1);
         else if (ASIC_IS_AVIVO(rdev))
                 return avivo_crtc_do_set_base(crtc, fb, x, y, 1);
         else
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 4e7778d44b8d..695de9a38506 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -187,9 +187,9 @@ static int dp_link_clock_for_mode_clock(u8 dpcd[DP_DPCD_SIZE], int mode_clock)
 int dp_mode_valid(u8 dpcd[DP_DPCD_SIZE], int mode_clock)
 {
         int lanes = dp_lanes_for_mode_clock(dpcd, mode_clock);
-        int bw = dp_lanes_for_mode_clock(dpcd, mode_clock);
+        int dp_clock = dp_link_clock_for_mode_clock(dpcd, mode_clock);
 
-        if ((lanes == 0) || (bw == 0))
+        if ((lanes == 0) || (dp_clock == 0))
                 return MODE_CLOCK_HIGH;
 
         return MODE_OK;
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 677af91b555c..d270b3ff896b 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -97,26 +97,29 @@ u32 evergreen_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
 }
 
 /* get temperature in millidegrees */
-u32 evergreen_get_temp(struct radeon_device *rdev)
+int evergreen_get_temp(struct radeon_device *rdev)
 {
         u32 temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_T_MASK) >>
                 ASIC_T_SHIFT;
         u32 actual_temp = 0;
 
-        if ((temp >> 10) & 1)
-                actual_temp = 0;
-        else if ((temp >> 9) & 1)
+        if (temp & 0x400)
+                actual_temp = -256;
+        else if (temp & 0x200)
                 actual_temp = 255;
-        else
-                actual_temp = (temp >> 1) & 0xff;
+        else if (temp & 0x100) {
+                actual_temp = temp & 0x1ff;
+                actual_temp |= ~0x1ff;
+        } else
+                actual_temp = temp & 0xff;
 
-        return actual_temp * 1000;
+        return (actual_temp * 1000) / 2;
 }
 
-u32 sumo_get_temp(struct radeon_device *rdev)
+int sumo_get_temp(struct radeon_device *rdev)
 {
         u32 temp = RREG32(CG_THERMAL_STATUS) & 0xff;
-        u32 actual_temp = (temp >> 1) & 0xff;
+        int actual_temp = temp - 49;
 
         return actual_temp * 1000;
 }
@@ -1182,6 +1185,22 @@ static void evergreen_mc_program(struct radeon_device *rdev)
 /*
  * CP.
  */
+void evergreen_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
+{
+        /* set to DX10/11 mode */
+        radeon_ring_write(rdev, PACKET3(PACKET3_MODE_CONTROL, 0));
+        radeon_ring_write(rdev, 1);
+        /* FIXME: implement */
+        radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
+        radeon_ring_write(rdev,
+#ifdef __BIG_ENDIAN
+                          (2 << 0) |
+#endif
+                          (ib->gpu_addr & 0xFFFFFFFC));
+        radeon_ring_write(rdev, upper_32_bits(ib->gpu_addr) & 0xFF);
+        radeon_ring_write(rdev, ib->length_dw);
+}
+
 
 static int evergreen_cp_load_microcode(struct radeon_device *rdev)
 {
@@ -1192,7 +1211,11 @@ static int evergreen_cp_load_microcode(struct radeon_device *rdev)
                 return -EINVAL;
 
         r700_cp_stop(rdev);
-        WREG32(CP_RB_CNTL, RB_NO_UPDATE | (15 << 8) | (3 << 0));
+        WREG32(CP_RB_CNTL,
+#ifdef __BIG_ENDIAN
+               BUF_SWAP_32BIT |
+#endif
+               RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
 
         fw_data = (const __be32 *)rdev->pfp_fw->data;
         WREG32(CP_PFP_UCODE_ADDR, 0);
@@ -1233,7 +1256,7 @@ static int evergreen_cp_start(struct radeon_device *rdev)
         cp_me = 0xff;
         WREG32(CP_ME_CNTL, cp_me);
 
-        r = radeon_ring_lock(rdev, evergreen_default_size + 15);
+        r = radeon_ring_lock(rdev, evergreen_default_size + 19);
         if (r) {
                 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
                 return r;
@@ -1266,6 +1289,11 @@ static int evergreen_cp_start(struct radeon_device *rdev)
         radeon_ring_write(rdev, 0xffffffff);
         radeon_ring_write(rdev, 0xffffffff);
 
+        radeon_ring_write(rdev, 0xc0026900);
+        radeon_ring_write(rdev, 0x00000316);
+        radeon_ring_write(rdev, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
+        radeon_ring_write(rdev, 0x00000010); /*  */
+
         radeon_ring_unlock_commit(rdev);
 
         return 0;
@@ -1306,7 +1334,11 @@ int evergreen_cp_resume(struct radeon_device *rdev)
         WREG32(CP_RB_WPTR, 0);
 
         /* set the wb address wether it's enabled or not */
-        WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
+        WREG32(CP_RB_RPTR_ADDR,
+#ifdef __BIG_ENDIAN
+               RB_RPTR_SWAP(2) |
+#endif
+               ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
         WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
         WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
 
@@ -2072,6 +2104,7 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
         WREG32(VGT_CACHE_INVALIDATION, vgt_cache_invalidation);
 
         WREG32(VGT_GS_VERTEX_REUSE, 16);
+        WREG32(PA_SU_LINE_STIPPLE_VALUE, 0);
         WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
 
         WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, 14);
@@ -2606,8 +2639,8 @@ restart_ih:
         while (rptr != wptr) {
                 /* wptr/rptr are in bytes! */
                 ring_index = rptr / 4;
-                src_id =  rdev->ih.ring[ring_index] & 0xff;
-                src_data = rdev->ih.ring[ring_index + 1] & 0xfffffff;
+                src_id =  le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
+                src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
 
                 switch (src_id) {
                 case 1: /* D1 vblank/vline */
diff --git a/drivers/gpu/drm/radeon/evergreen_blit_kms.c b/drivers/gpu/drm/radeon/evergreen_blit_kms.c
index b758dc7f2f2c..2adfb03f479b 100644
--- a/drivers/gpu/drm/radeon/evergreen_blit_kms.c
+++ b/drivers/gpu/drm/radeon/evergreen_blit_kms.c
@@ -55,7 +55,7 @@ set_render_target(struct radeon_device *rdev, int format,
         if (h < 8)
                 h = 8;
 
-        cb_color_info = ((format << 2) | (1 << 24));
+        cb_color_info = ((format << 2) | (1 << 24) | (1 << 8));
         pitch = (w / 8) - 1;
         slice = ((w * h) / 64) - 1;
 
@@ -133,6 +133,9 @@ set_vtx_resource(struct radeon_device *rdev, u64 gpu_addr)
 
         /* high addr, stride */
         sq_vtx_constant_word2 = ((upper_32_bits(gpu_addr) & 0xff) | (16 << 8));
+#ifdef __BIG_ENDIAN
+        sq_vtx_constant_word2 |= (2 << 30);
+#endif
         /* xyzw swizzles */
         sq_vtx_constant_word3 = (0 << 3) | (1 << 6) | (2 << 9) | (3 << 12);
 
@@ -173,7 +176,7 @@ set_tex_resource(struct radeon_device *rdev,
         sq_tex_resource_word0 = (1 << 0); /* 2D */
         sq_tex_resource_word0 |= ((((pitch >> 3) - 1) << 6) |
                                   ((w - 1) << 18));
-        sq_tex_resource_word1 = ((h - 1) << 0);
+        sq_tex_resource_word1 = ((h - 1) << 0) | (1 << 28);
         /* xyzw swizzles */
         sq_tex_resource_word4 = (0 << 16) | (1 << 19) | (2 << 22) | (3 << 25);
 
@@ -221,7 +224,11 @@ draw_auto(struct radeon_device *rdev)
         radeon_ring_write(rdev, DI_PT_RECTLIST);
 
         radeon_ring_write(rdev, PACKET3(PACKET3_INDEX_TYPE, 0));
-        radeon_ring_write(rdev, DI_INDEX_SIZE_16_BIT);
+        radeon_ring_write(rdev,
+#ifdef __BIG_ENDIAN
+                          (2 << 2) |
+#endif
+                          DI_INDEX_SIZE_16_BIT);
 
         radeon_ring_write(rdev, PACKET3(PACKET3_NUM_INSTANCES, 0));
         radeon_ring_write(rdev, 1);
@@ -232,7 +239,7 @@ draw_auto(struct radeon_device *rdev)
 
 }
 
-/* emits 30 */
+/* emits 36 */
 static void
 set_default_state(struct radeon_device *rdev)
 {
@@ -245,6 +252,8 @@ set_default_state(struct radeon_device *rdev)
         int num_hs_threads, num_ls_threads;
         int num_ps_stack_entries, num_vs_stack_entries, num_gs_stack_entries, num_es_stack_entries;
         int num_hs_stack_entries, num_ls_stack_entries;
+        u64 gpu_addr;
+        int dwords;
 
         switch (rdev->family) {
         case CHIP_CEDAR:
@@ -497,6 +506,18 @@ set_default_state(struct radeon_device *rdev)
         radeon_ring_write(rdev, 0x00000000);
         radeon_ring_write(rdev, 0x00000000);
 
+        /* set to DX10/11 mode */
+        radeon_ring_write(rdev, PACKET3(PACKET3_MODE_CONTROL, 0));
+        radeon_ring_write(rdev, 1);
+
+        /* emit an IB pointing at default state */
+        dwords = ALIGN(rdev->r600_blit.state_len, 0x10);
+        gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.state_offset;
+        radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
+        radeon_ring_write(rdev, gpu_addr & 0xFFFFFFFC);
+        radeon_ring_write(rdev, upper_32_bits(gpu_addr) & 0xFF);
+        radeon_ring_write(rdev, dwords);
+
 }
 
 static inline uint32_t i2f(uint32_t input)
@@ -527,8 +548,10 @@ static inline uint32_t i2f(uint32_t input)
 int evergreen_blit_init(struct radeon_device *rdev)
 {
         u32 obj_size;
-        int r;
+        int i, r, dwords;
         void *ptr;
+        u32 packet2s[16];
+        int num_packet2s = 0;
 
         /* pin copy shader into vram if already initialized */
         if (rdev->r600_blit.shader_obj)
@@ -536,8 +559,17 @@ int evergreen_blit_init(struct radeon_device *rdev)
 
         mutex_init(&rdev->r600_blit.mutex);
         rdev->r600_blit.state_offset = 0;
-        rdev->r600_blit.state_len = 0;
-        obj_size = 0;
+
+        rdev->r600_blit.state_len = evergreen_default_size;
+
+        dwords = rdev->r600_blit.state_len;
+        while (dwords & 0xf) {
+                packet2s[num_packet2s++] = cpu_to_le32(PACKET2(0));
+                dwords++;
+        }
+
+        obj_size = dwords * 4;
+        obj_size = ALIGN(obj_size, 256);
 
         rdev->r600_blit.vs_offset = obj_size;
         obj_size += evergreen_vs_size * 4;
@@ -567,8 +599,16 @@ int evergreen_blit_init(struct radeon_device *rdev)
                 return r;
         }
 
-        memcpy(ptr + rdev->r600_blit.vs_offset, evergreen_vs, evergreen_vs_size * 4);
-        memcpy(ptr + rdev->r600_blit.ps_offset, evergreen_ps, evergreen_ps_size * 4);
+        memcpy_toio(ptr + rdev->r600_blit.state_offset,
+                    evergreen_default_state, rdev->r600_blit.state_len * 4);
+
+        if (num_packet2s)
+                memcpy_toio(ptr + rdev->r600_blit.state_offset + (rdev->r600_blit.state_len * 4),
+                            packet2s, num_packet2s * 4);
+        for (i = 0; i < evergreen_vs_size; i++)
+                *(u32 *)((unsigned long)ptr + rdev->r600_blit.vs_offset + i * 4) = cpu_to_le32(evergreen_vs[i]);
+        for (i = 0; i < evergreen_ps_size; i++)
+                *(u32 *)((unsigned long)ptr + rdev->r600_blit.ps_offset + i * 4) = cpu_to_le32(evergreen_ps[i]);
         radeon_bo_kunmap(rdev->r600_blit.shader_obj);
         radeon_bo_unreserve(rdev->r600_blit.shader_obj);
 
@@ -652,7 +692,7 @@ int evergreen_blit_prepare_copy(struct radeon_device *rdev, int size_bytes)
         /* calculate number of loops correctly */
         ring_size = num_loops * dwords_per_loop;
         /* set default  + shaders */
-        ring_size += 46; /* shaders + def state */
+        ring_size += 52; /* shaders + def state */
         ring_size += 10; /* fence emit for VB IB */
         ring_size += 5; /* done copy */
         ring_size += 10; /* fence emit for done copy */
@@ -660,7 +700,7 @@ int evergreen_blit_prepare_copy(struct radeon_device *rdev, int size_bytes)
         if (r)
                 return r;
 
-        set_default_state(rdev); /* 30 */
+        set_default_state(rdev); /* 36 */
         set_shaders(rdev); /* 16 */
         return 0;
 }
diff --git a/drivers/gpu/drm/radeon/evergreen_blit_shaders.c b/drivers/gpu/drm/radeon/evergreen_blit_shaders.c
index ef1d28c07fbf..3a10399e0066 100644
--- a/drivers/gpu/drm/radeon/evergreen_blit_shaders.c
+++ b/drivers/gpu/drm/radeon/evergreen_blit_shaders.c
@@ -311,11 +311,19 @@ const u32 evergreen_vs[] =
         0x00000000,
         0x3c000000,
         0x67961001,
+#ifdef __BIG_ENDIAN
+        0x000a0000,
+#else
         0x00080000,
+#endif
         0x00000000,
         0x1c000000,
         0x67961000,
+#ifdef __BIG_ENDIAN
+        0x00020008,
+#else
         0x00000008,
+#endif
         0x00000000,
 };
 
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index 36d32d83d866..eb4acf4528ff 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -98,6 +98,7 @@
 #define         BUF_SWAP_32BIT                                  (2 << 16)
 #define CP_RB_RPTR                                      0x8700
 #define CP_RB_RPTR_ADDR                                 0xC10C
+#define         RB_RPTR_SWAP(x)                                 ((x) << 0)
 #define CP_RB_RPTR_ADDR_HI                              0xC110
 #define CP_RB_RPTR_WR                                   0xC108
 #define CP_RB_WPTR                                      0xC114
@@ -240,6 +241,7 @@
 #define         FORCE_EOV_MAX_CLK_CNT(x)                        ((x) << 0)
 #define         FORCE_EOV_MAX_REZ_CNT(x)                        ((x) << 16)
 #define PA_SC_LINE_STIPPLE                              0x28A0C
+#define PA_SU_LINE_STIPPLE_VALUE                        0x8A60
 #define PA_SC_LINE_STIPPLE_STATE                        0x8B10
 
 #define SCRATCH_REG0                                    0x8500
@@ -652,6 +654,7 @@
 #define PACKET3_DISPATCH_DIRECT                         0x15
 #define PACKET3_DISPATCH_INDIRECT                       0x16
 #define PACKET3_INDIRECT_BUFFER_END                     0x17
+#define PACKET3_MODE_CONTROL                            0x18
 #define PACKET3_SET_PREDICATION                         0x20
 #define PACKET3_REG_RMW                                 0x21
 #define PACKET3_COND_EXEC                               0x22
diff --git a/drivers/gpu/drm/radeon/mkregtable.c b/drivers/gpu/drm/radeon/mkregtable.c
index 607241c6a8a9..5a82b6b75849 100644
--- a/drivers/gpu/drm/radeon/mkregtable.c
+++ b/drivers/gpu/drm/radeon/mkregtable.c
@@ -673,8 +673,10 @@ static int parser_auth(struct table *t, const char *filename)
         last_reg = strtol(last_reg_s, NULL, 16);
 
         do {
-                if (fgets(buf, 1024, file) == NULL)
+                if (fgets(buf, 1024, file) == NULL) {
+                        fclose(file);
                         return -1;
+                }
                 len = strlen(buf);
                 if (ftell(file) == end)
                         done = 1;
@@ -685,6 +687,7 @@ static int parser_auth(struct table *t, const char *filename)
                                 fprintf(stderr,
                                         "Error matching regular expression %d in %s\n",
                                         r, filename);
+                                fclose(file);
                                 return -1;
                         } else {
                                 buf[match[0].rm_eo] = 0;
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 5968dde243e9..93fa735c8c1a 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -1031,8 +1031,8 @@ int r100_cp_init(struct radeon_device *rdev, unsigned ring_size)
         WREG32(RADEON_CP_CSQ_MODE,
                REG_SET(RADEON_INDIRECT2_START, indirect2_start) |
                REG_SET(RADEON_INDIRECT1_START, indirect1_start));
-        WREG32(0x718, 0);
-        WREG32(0x744, 0x00004D4D);
+        WREG32(RADEON_CP_RB_WPTR_DELAY, 0);
+        WREG32(RADEON_CP_CSQ_MODE, 0x00004D4D);
         WREG32(RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIBM_INDBM);
         radeon_ring_start(rdev);
         r = radeon_ring_test(rdev);
@@ -1427,6 +1427,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 }
                 track->zb.robj = reloc->robj;
                 track->zb.offset = idx_value;
+                track->zb_dirty = true;
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 break;
         case RADEON_RB3D_COLOROFFSET:
@@ -1439,6 +1440,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 }
                 track->cb[0].robj = reloc->robj;
                 track->cb[0].offset = idx_value;
+                track->cb_dirty = true;
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 break;
         case RADEON_PP_TXOFFSET_0:
@@ -1454,6 +1456,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 }
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 track->textures[i].robj = reloc->robj;
+                track->tex_dirty = true;
                 break;
         case RADEON_PP_CUBIC_OFFSET_T0_0:
         case RADEON_PP_CUBIC_OFFSET_T0_1:
@@ -1471,6 +1474,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 track->textures[0].cube_info[i].offset = idx_value;
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 track->textures[0].cube_info[i].robj = reloc->robj;
+                track->tex_dirty = true;
                 break;
         case RADEON_PP_CUBIC_OFFSET_T1_0:
         case RADEON_PP_CUBIC_OFFSET_T1_1:
@@ -1488,6 +1492,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 track->textures[1].cube_info[i].offset = idx_value;
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 track->textures[1].cube_info[i].robj = reloc->robj;
+                track->tex_dirty = true;
                 break;
         case RADEON_PP_CUBIC_OFFSET_T2_0:
         case RADEON_PP_CUBIC_OFFSET_T2_1:
@@ -1505,9 +1510,12 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 track->textures[2].cube_info[i].offset = idx_value;
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 track->textures[2].cube_info[i].robj = reloc->robj;
+                track->tex_dirty = true;
                 break;
         case RADEON_RE_WIDTH_HEIGHT:
                 track->maxy = ((idx_value >> 16) & 0x7FF);
+                track->cb_dirty = true;
+                track->zb_dirty = true;
                 break;
         case RADEON_RB3D_COLORPITCH:
                 r = r100_cs_packet_next_reloc(p, &reloc);
@@ -1528,9 +1536,11 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 ib[idx] = tmp;
 
                 track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK;
+                track->cb_dirty = true;
                 break;
         case RADEON_RB3D_DEPTHPITCH:
                 track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK;
+                track->zb_dirty = true;
                 break;
         case RADEON_RB3D_CNTL:
                 switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) {
@@ -1555,6 +1565,8 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                         return -EINVAL;
                 }
                 track->z_enabled = !!(idx_value & RADEON_Z_ENABLE);
+                track->cb_dirty = true;
+                track->zb_dirty = true;
                 break;
         case RADEON_RB3D_ZSTENCILCNTL:
                 switch (idx_value & 0xf) {
@@ -1572,6 +1584,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 default:
                         break;
                 }
+                track->zb_dirty = true;
                 break;
         case RADEON_RB3D_ZPASS_ADDR:
                 r = r100_cs_packet_next_reloc(p, &reloc);
@@ -1588,6 +1601,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                         uint32_t temp = idx_value >> 4;
                         for (i = 0; i < track->num_texture; i++)
                                 track->textures[i].enabled = !!(temp & (1 << i));
+                        track->tex_dirty = true;
                 }
                 break;
         case RADEON_SE_VF_CNTL:
@@ -1602,12 +1616,14 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 i = (reg - RADEON_PP_TEX_SIZE_0) / 8;
                 track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1;
                 track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1;
+                track->tex_dirty = true;
                 break;
         case RADEON_PP_TEX_PITCH_0:
         case RADEON_PP_TEX_PITCH_1:
         case RADEON_PP_TEX_PITCH_2:
                 i = (reg - RADEON_PP_TEX_PITCH_0) / 8;
                 track->textures[i].pitch = idx_value + 32;
+                track->tex_dirty = true;
                 break;
         case RADEON_PP_TXFILTER_0:
         case RADEON_PP_TXFILTER_1:
@@ -1621,6 +1637,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 tmp = (idx_value >> 27) & 0x7;
                 if (tmp == 2 || tmp == 6)
                         track->textures[i].roundup_h = false;
+                track->tex_dirty = true;
                 break;
         case RADEON_PP_TXFORMAT_0:
         case RADEON_PP_TXFORMAT_1:
@@ -1673,6 +1690,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                 }
                 track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf);
                 track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf);
+                track->tex_dirty = true;
                 break;
         case RADEON_PP_CUBIC_FACES_0:
         case RADEON_PP_CUBIC_FACES_1:
@@ -1683,6 +1701,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
                         track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf);
                         track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf);
                 }
+                track->tex_dirty = true;
                 break;
         default:
                 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
@@ -2347,10 +2366,10 @@ void r100_vga_set_state(struct radeon_device *rdev, bool state)
 
         temp = RREG32(RADEON_CONFIG_CNTL);
         if (state == false) {
-                temp &= ~(1<<8);
-                temp |= (1<<9);
+                temp &= ~RADEON_CFG_VGA_RAM_EN;
+                temp |= RADEON_CFG_VGA_IO_DIS;
         } else {
-                temp &= ~(1<<9);
+                temp &= ~RADEON_CFG_VGA_IO_DIS;
         }
         WREG32(RADEON_CONFIG_CNTL, temp);
 }
@@ -3318,9 +3337,9 @@ int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track)
         unsigned long size;
         unsigned prim_walk;
         unsigned nverts;
-        unsigned num_cb = track->num_cb;
+        unsigned num_cb = track->cb_dirty ? track->num_cb : 0;
 
-        if (!track->zb_cb_clear && !track->color_channel_mask &&
+        if (num_cb && !track->zb_cb_clear && !track->color_channel_mask &&
             !track->blend_read_enable)
                 num_cb = 0;
 
@@ -3341,7 +3360,9 @@ int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track)
                         return -EINVAL;
                 }
         }
-        if (track->z_enabled) {
+        track->cb_dirty = false;
+
+        if (track->zb_dirty && track->z_enabled) {
                 if (track->zb.robj == NULL) {
                         DRM_ERROR("[drm] No buffer for z buffer !\n");
                         return -EINVAL;
@@ -3358,6 +3379,28 @@ int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track)
                         return -EINVAL;
                 }
         }
+        track->zb_dirty = false;
+
+        if (track->aa_dirty && track->aaresolve) {
+                if (track->aa.robj == NULL) {
+                        DRM_ERROR("[drm] No buffer for AA resolve buffer %d !\n", i);
+                        return -EINVAL;
+                }
+                /* I believe the format comes from colorbuffer0. */
+                size = track->aa.pitch * track->cb[0].cpp * track->maxy;
+                size += track->aa.offset;
+                if (size > radeon_bo_size(track->aa.robj)) {
+                        DRM_ERROR("[drm] Buffer too small for AA resolve buffer %d "
+                                  "(need %lu have %lu) !\n", i, size,
+                                  radeon_bo_size(track->aa.robj));
+                        DRM_ERROR("[drm] AA resolve buffer %d (%u %u %u %u)\n",
+                                  i, track->aa.pitch, track->cb[0].cpp,
+                                  track->aa.offset, track->maxy);
+                        return -EINVAL;
+                }
+        }
+        track->aa_dirty = false;
+
         prim_walk = (track->vap_vf_cntl >> 4) & 0x3;
         if (track->vap_vf_cntl & (1 << 14)) {
                 nverts = track->vap_alt_nverts;
@@ -3417,13 +3460,23 @@ int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track)
                           prim_walk);
                 return -EINVAL;
         }
-        return r100_cs_track_texture_check(rdev, track);
+
+        if (track->tex_dirty) {
+                track->tex_dirty = false;
+                return r100_cs_track_texture_check(rdev, track);
+        }
+        return 0;
 }
 
 void r100_cs_track_clear(struct radeon_device *rdev, struct r100_cs_track *track)
 {
         unsigned i, face;
 
+        track->cb_dirty = true;
+        track->zb_dirty = true;
+        track->tex_dirty = true;
+        track->aa_dirty = true;
+
         if (rdev->family < CHIP_R300) {
                 track->num_cb = 1;
                 if (rdev->family <= CHIP_RS200)
@@ -3437,6 +3490,8 @@ void r100_cs_track_clear(struct radeon_device *rdev, struct r100_cs_track *track
                 track->num_texture = 16;
                 track->maxy = 4096;
                 track->separate_cube = 0;
+                track->aaresolve = false;
+                track->aa.robj = NULL;
         }
 
         for (i = 0; i < track->num_cb; i++) {
@@ -3746,8 +3801,6 @@ static int r100_startup(struct radeon_device *rdev)
         r100_mc_program(rdev);
         /* Resume clock */
         r100_clock_startup(rdev);
-        /* Initialize GPU configuration (# pipes, ...) */
-//      r100_gpu_init(rdev);
         /* Initialize GART (initialize after TTM so we can allocate
          * memory through TTM but finalize after TTM) */
         r100_enable_bm(rdev);
diff --git a/drivers/gpu/drm/radeon/r100_track.h b/drivers/gpu/drm/radeon/r100_track.h
index af65600e6564..2fef9de7f363 100644
--- a/drivers/gpu/drm/radeon/r100_track.h
+++ b/drivers/gpu/drm/radeon/r100_track.h
@@ -52,14 +52,7 @@ struct r100_cs_track_texture {
         unsigned                compress_format;
 };
 
-struct r100_cs_track_limits {
-        unsigned num_cb;
-        unsigned num_texture;
-        unsigned max_levels;
-};
-
 struct r100_cs_track {
-        struct radeon_device *rdev;
         unsigned                        num_cb;
         unsigned                        num_texture;
         unsigned                        maxy;
@@ -73,11 +66,17 @@ struct r100_cs_track {
         struct r100_cs_track_array      arrays[11];
         struct r100_cs_track_cb         cb[R300_MAX_CB];
         struct r100_cs_track_cb         zb;
+        struct r100_cs_track_cb         aa;
         struct r100_cs_track_texture    textures[R300_TRACK_MAX_TEXTURE];
         bool                            z_enabled;
         bool                            separate_cube;
         bool                            zb_cb_clear;
         bool                            blend_read_enable;
+        bool                            cb_dirty;
+        bool                            zb_dirty;
+        bool                            tex_dirty;
+        bool                            aa_dirty;
+        bool                            aaresolve;
 };
 
 int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track);
diff --git a/drivers/gpu/drm/radeon/r200.c b/drivers/gpu/drm/radeon/r200.c
index d2408c395619..f24058300413 100644
--- a/drivers/gpu/drm/radeon/r200.c
+++ b/drivers/gpu/drm/radeon/r200.c
@@ -184,6 +184,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                 }
                 track->zb.robj = reloc->robj;
                 track->zb.offset = idx_value;
+                track->zb_dirty = true;
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 break;
         case RADEON_RB3D_COLOROFFSET:
@@ -196,6 +197,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                 }
                 track->cb[0].robj = reloc->robj;
                 track->cb[0].offset = idx_value;
+                track->cb_dirty = true;
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 break;
         case R200_PP_TXOFFSET_0:
@@ -214,6 +216,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                 }
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 track->textures[i].robj = reloc->robj;
+                track->tex_dirty = true;
                 break;
         case R200_PP_CUBIC_OFFSET_F1_0:
         case R200_PP_CUBIC_OFFSET_F2_0:
@@ -257,9 +260,12 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                 track->textures[i].cube_info[face - 1].offset = idx_value;
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 track->textures[i].cube_info[face - 1].robj = reloc->robj;
+                track->tex_dirty = true;
                 break;
         case RADEON_RE_WIDTH_HEIGHT:
                 track->maxy = ((idx_value >> 16) & 0x7FF);
+                track->cb_dirty = true;
+                track->zb_dirty = true;
                 break;
         case RADEON_RB3D_COLORPITCH:
                 r = r100_cs_packet_next_reloc(p, &reloc);
@@ -280,9 +286,11 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                 ib[idx] = tmp;
 
                 track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK;
+                track->cb_dirty = true;
                 break;
         case RADEON_RB3D_DEPTHPITCH:
                 track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK;
+                track->zb_dirty = true;
                 break;
         case RADEON_RB3D_CNTL:
                 switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) {
@@ -312,6 +320,8 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                 }
 
                 track->z_enabled = !!(idx_value & RADEON_Z_ENABLE);
+                track->cb_dirty = true;
+                track->zb_dirty = true;
                 break;
         case RADEON_RB3D_ZSTENCILCNTL:
                 switch (idx_value & 0xf) {
@@ -329,6 +339,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                 default:
                         break;
                 }
+                track->zb_dirty = true;
                 break;
         case RADEON_RB3D_ZPASS_ADDR:
                 r = r100_cs_packet_next_reloc(p, &reloc);
@@ -345,6 +356,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                         uint32_t temp = idx_value >> 4;
                         for (i = 0; i < track->num_texture; i++)
                                 track->textures[i].enabled = !!(temp & (1 << i));
+                        track->tex_dirty = true;
                 }
                 break;
         case RADEON_SE_VF_CNTL:
@@ -369,6 +381,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                 i = (reg - R200_PP_TXSIZE_0) / 32;
                 track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1;
                 track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1;
+                track->tex_dirty = true;
                 break;
         case R200_PP_TXPITCH_0:
         case R200_PP_TXPITCH_1:
@@ -378,6 +391,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
         case R200_PP_TXPITCH_5:
                 i = (reg - R200_PP_TXPITCH_0) / 32;
                 track->textures[i].pitch = idx_value + 32;
+                track->tex_dirty = true;
                 break;
         case R200_PP_TXFILTER_0:
         case R200_PP_TXFILTER_1:
@@ -394,6 +408,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                 tmp = (idx_value >> 27) & 0x7;
                 if (tmp == 2 || tmp == 6)
                         track->textures[i].roundup_h = false;
+                track->tex_dirty = true;
                 break;
         case R200_PP_TXMULTI_CTL_0:
         case R200_PP_TXMULTI_CTL_1:
@@ -432,6 +447,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                         track->textures[i].tex_coord_type = 1;
                         break;
                 }
+                track->tex_dirty = true;
                 break;
         case R200_PP_TXFORMAT_0:
         case R200_PP_TXFORMAT_1:
@@ -488,6 +504,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                 }
                 track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf);
                 track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf);
+                track->tex_dirty = true;
                 break;
         case R200_PP_CUBIC_FACES_0:
         case R200_PP_CUBIC_FACES_1:
@@ -501,6 +518,7 @@ int r200_packet0_check(struct radeon_cs_parser *p,
                         track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf);
                         track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf);
                 }
+                track->tex_dirty = true;
                 break;
         default:
                 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index cf862ca580bf..069efa8c8ecf 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -69,6 +69,9 @@ void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev)
         mb();
 }
 
+#define R300_PTE_WRITEABLE (1 << 2)
+#define R300_PTE_READABLE  (1 << 3)
+
 int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
 {
         void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
@@ -78,7 +81,7 @@ int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
         }
         addr = (lower_32_bits(addr) >> 8) |
                ((upper_32_bits(addr) & 0xff) << 24) |
-               0xc;
+               R300_PTE_WRITEABLE | R300_PTE_READABLE;
         /* on x86 we want this to be CPU endian, on powerpc
          * on powerpc without HW swappers, it'll get swapped on way
          * into VRAM - so no need for cpu_to_le32 on VRAM tables */
@@ -135,7 +138,7 @@ int rv370_pcie_gart_enable(struct radeon_device *rdev)
         WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO, rdev->mc.vram_start);
         WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_HI, 0);
         /* Clear error */
-        WREG32_PCIE(0x18, 0);
+        WREG32_PCIE(RADEON_PCIE_TX_GART_ERROR, 0);
         tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
         tmp |= RADEON_PCIE_TX_GART_EN;
         tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
@@ -664,6 +667,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                 }
                 track->cb[i].robj = reloc->robj;
                 track->cb[i].offset = idx_value;
+                track->cb_dirty = true;
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 break;
         case R300_ZB_DEPTHOFFSET:
@@ -676,6 +680,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                 }
                 track->zb.robj = reloc->robj;
                 track->zb.offset = idx_value;
+                track->zb_dirty = true;
                 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
                 break;
         case R300_TX_OFFSET_0:
@@ -714,6 +719,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                 tmp |= tile_flags;
                 ib[idx] = tmp;
                 track->textures[i].robj = reloc->robj;
+                track->tex_dirty = true;
                 break;
         /* Tracked registers */
         case 0x2084:
@@ -740,6 +746,8 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                 if (p->rdev->family < CHIP_RV515) {
                         track->maxy -= 1440;
                 }
+                track->cb_dirty = true;
+                track->zb_dirty = true;
                 break;
         case 0x4E00:
                 /* RB3D_CCTL */
@@ -749,6 +757,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                         return -EINVAL;
                 }
                 track->num_cb = ((idx_value >> 5) & 0x3) + 1;
+                track->cb_dirty = true;
                 break;
         case 0x4E38:
         case 0x4E3C:
@@ -811,6 +820,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                                   ((idx_value >> 21) & 0xF));
                         return -EINVAL;
                 }
+                track->cb_dirty = true;
                 break;
         case 0x4F00:
                 /* ZB_CNTL */
@@ -819,6 +829,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                 } else {
                         track->z_enabled = false;
                 }
+                track->zb_dirty = true;
                 break;
         case 0x4F10:
                 /* ZB_FORMAT */
@@ -835,6 +846,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                                   (idx_value & 0xF));
                         return -EINVAL;
                 }
+                track->zb_dirty = true;
                 break;
         case 0x4F24:
                 /* ZB_DEPTHPITCH */
@@ -858,14 +870,17 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                 ib[idx] = tmp;
 
                 track->zb.pitch = idx_value & 0x3FFC;
+                track->zb_dirty = true;
                 break;
         case 0x4104:
+                /* TX_ENABLE */
                 for (i = 0; i < 16; i++) {
                         bool enabled;
 
                         enabled = !!(idx_value & (1 << i));
                         track->textures[i].enabled = enabled;
                 }
+                track->tex_dirty = true;
                 break;
         case 0x44C0:
         case 0x44C4:
@@ -895,6 +910,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                         track->textures[i].compress_format = R100_TRACK_COMP_NONE;
                         break;
                 case R300_TX_FORMAT_X16:
+                case R300_TX_FORMAT_FL_I16:
                 case R300_TX_FORMAT_Y8X8:
                 case R300_TX_FORMAT_Z5Y6X5:
                 case R300_TX_FORMAT_Z6Y5X5:
@@ -907,6 +923,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                         track->textures[i].compress_format = R100_TRACK_COMP_NONE;
                         break;
                 case R300_TX_FORMAT_Y16X16:
+                case R300_TX_FORMAT_FL_I16A16:
                 case R300_TX_FORMAT_Z11Y11X10:
                 case R300_TX_FORMAT_Z10Y11X11:
                 case R300_TX_FORMAT_W8Z8Y8X8:
@@ -948,8 +965,8 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                         DRM_ERROR("Invalid texture format %u\n",
                                   (idx_value & 0x1F));
                         return -EINVAL;
-                        break;
                 }
+                track->tex_dirty = true;
                 break;
         case 0x4400:
         case 0x4404:
@@ -977,6 +994,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                 if (tmp == 2 || tmp == 4 || tmp == 6) {
                         track->textures[i].roundup_h = false;
                 }
+                track->tex_dirty = true;
                 break;
         case 0x4500:
         case 0x4504:
@@ -1014,6 +1032,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                         DRM_ERROR("Forbidden bit TXFORMAT_MSB\n");
                         return -EINVAL;
                 }
+                track->tex_dirty = true;
                 break;
         case 0x4480:
         case 0x4484:
@@ -1043,6 +1062,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                 track->textures[i].use_pitch = !!tmp;
                 tmp = (idx_value >> 22) & 0xF;
                 track->textures[i].txdepth = tmp;
+                track->tex_dirty = true;
                 break;
         case R300_ZB_ZPASS_ADDR:
                 r = r100_cs_packet_next_reloc(p, &reloc);
@@ -1057,6 +1077,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
         case 0x4e0c:
                 /* RB3D_COLOR_CHANNEL_MASK */
                 track->color_channel_mask = idx_value;
+                track->cb_dirty = true;
                 break;
         case 0x43a4:
                 /* SC_HYPERZ_EN */
@@ -1070,6 +1091,8 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
         case 0x4f1c:
                 /* ZB_BW_CNTL */
                 track->zb_cb_clear = !!(idx_value & (1 << 5));
+                track->cb_dirty = true;
+                track->zb_dirty = true;
                 if (p->rdev->hyperz_filp != p->filp) {
                         if (idx_value & (R300_HIZ_ENABLE |
                                          R300_RD_COMP_ENABLE |
@@ -1081,8 +1104,28 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
         case 0x4e04:
                 /* RB3D_BLENDCNTL */
                 track->blend_read_enable = !!(idx_value & (1 << 2));
+                track->cb_dirty = true;
+                break;
+        case R300_RB3D_AARESOLVE_OFFSET:
+                r = r100_cs_packet_next_reloc(p, &reloc);
+                if (r) {
+                        DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+                                  idx, reg);
+                        r100_cs_dump_packet(p, pkt);
+                        return r;
+                }
+                track->aa.robj = reloc->robj;
+                track->aa.offset = idx_value;
+                track->aa_dirty = true;
+                ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+                break;
+        case R300_RB3D_AARESOLVE_PITCH:
+                track->aa.pitch = idx_value & 0x3FFE;
+                track->aa_dirty = true;
                 break;
-        case 0x4f28: /* ZB_DEPTHCLEARVALUE */
+        case R300_RB3D_AARESOLVE_CTL:
+                track->aaresolve = idx_value & 0x1;
+                track->aa_dirty = true;
                 break;
         case 0x4f30: /* ZB_MASK_OFFSET */
         case 0x4f34: /* ZB_ZMASK_PITCH */
diff --git a/drivers/gpu/drm/radeon/r300_reg.h b/drivers/gpu/drm/radeon/r300_reg.h
index 1a0d5362cd79..f0bce399c9f3 100644
--- a/drivers/gpu/drm/radeon/r300_reg.h
+++ b/drivers/gpu/drm/radeon/r300_reg.h
@@ -1371,6 +1371,8 @@
 #define R300_RB3D_COLORPITCH2               0x4E40 /* GUESS */
 #define R300_RB3D_COLORPITCH3               0x4E44 /* GUESS */
 
+#define R300_RB3D_AARESOLVE_OFFSET          0x4E80
+#define R300_RB3D_AARESOLVE_PITCH           0x4E84
 #define R300_RB3D_AARESOLVE_CTL             0x4E88
 /* gap */
 
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index c387346f93a9..0b59ed7c7d2c 100644
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -96,7 +96,7 @@ void r420_pipes_init(struct radeon_device *rdev)
                        "programming pipes. Bad things might happen.\n");
         }
         /* get max number of pipes */
-        gb_pipe_select = RREG32(0x402C);
+        gb_pipe_select = RREG32(R400_GB_PIPE_SELECT);
         num_pipes = ((gb_pipe_select >> 12) & 3) + 1;
 
         /* SE chips have 1 pipe */
diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c
index 3c8677f9e385..2ce80d976568 100644
--- a/drivers/gpu/drm/radeon/r520.c
+++ b/drivers/gpu/drm/radeon/r520.c
@@ -79,8 +79,8 @@ static void r520_gpu_init(struct radeon_device *rdev)
                 WREG32(0x4128, 0xFF);
         }
         r420_pipes_init(rdev);
-        gb_pipe_select = RREG32(0x402C);
-        tmp = RREG32(0x170C);
+        gb_pipe_select = RREG32(R400_GB_PIPE_SELECT);
+        tmp = RREG32(R300_DST_PIPE_CONFIG);
         pipe_select_current = (tmp >> 2) & 3;
         tmp = (1 << pipe_select_current) |
               (((gb_pipe_select >> 8) & 0xF) << 4);
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 1e10e3e2ba2a..de88624d5f87 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -97,12 +97,16 @@ void r600_irq_disable(struct radeon_device *rdev);
 static void r600_pcie_gen2_enable(struct radeon_device *rdev);
 
 /* get temperature in millidegrees */
-u32 rv6xx_get_temp(struct radeon_device *rdev)
+int rv6xx_get_temp(struct radeon_device *rdev)
 {
         u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >>
                 ASIC_T_SHIFT;
+        int actual_temp = temp & 0xff;
 
-        return temp * 1000;
+        if (temp & 0x100)
+                actual_temp -= 256;
+
+        return actual_temp * 1000;
 }
 
 void r600_pm_get_dynpm_state(struct radeon_device *rdev)
@@ -2101,7 +2105,11 @@ static int r600_cp_load_microcode(struct radeon_device *rdev)
 
         r600_cp_stop(rdev);
 
-        WREG32(CP_RB_CNTL, RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
+        WREG32(CP_RB_CNTL,
+#ifdef __BIG_ENDIAN
+               BUF_SWAP_32BIT |
+#endif
+               RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
 
         /* Reset cp */
         WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
@@ -2188,7 +2196,11 @@ int r600_cp_resume(struct radeon_device *rdev)
         WREG32(CP_RB_WPTR, 0);
 
         /* set the wb address whether it's enabled or not */
-        WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
+        WREG32(CP_RB_RPTR_ADDR,
+#ifdef __BIG_ENDIAN
+               RB_RPTR_SWAP(2) |
+#endif
+               ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
         WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
         WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
 
@@ -2624,7 +2636,11 @@ void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
 {
         /* FIXME: implement */
         radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
-        radeon_ring_write(rdev, ib->gpu_addr & 0xFFFFFFFC);
+        radeon_ring_write(rdev,
+#ifdef __BIG_ENDIAN
+                          (2 << 0) |
+#endif
+                          (ib->gpu_addr & 0xFFFFFFFC));
         radeon_ring_write(rdev, upper_32_bits(ib->gpu_addr) & 0xFF);
         radeon_ring_write(rdev, ib->length_dw);
 }
@@ -3293,8 +3309,8 @@ restart_ih:
         while (rptr != wptr) {
                 /* wptr/rptr are in bytes! */
                 ring_index = rptr / 4;
-                src_id =  rdev->ih.ring[ring_index] & 0xff;
-                src_data = rdev->ih.ring[ring_index + 1] & 0xfffffff;
+                src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
+                src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
 
                 switch (src_id) {
                 case 1: /* D1 vblank/vline */
diff --git a/drivers/gpu/drm/radeon/r600_blit.c b/drivers/gpu/drm/radeon/r600_blit.c
index ca5c29f70779..7f1043448d25 100644
--- a/drivers/gpu/drm/radeon/r600_blit.c
+++ b/drivers/gpu/drm/radeon/r600_blit.c
@@ -137,9 +137,9 @@ set_shaders(struct drm_device *dev)
         ps = (u32 *) ((char *)dev->agp_buffer_map->handle + dev_priv->blit_vb->offset + 256);
 
         for (i = 0; i < r6xx_vs_size; i++)
-                vs[i] = r6xx_vs[i];
+                vs[i] = cpu_to_le32(r6xx_vs[i]);
         for (i = 0; i < r6xx_ps_size; i++)
-                ps[i] = r6xx_ps[i];
+                ps[i] = cpu_to_le32(r6xx_ps[i]);
 
         dev_priv->blit_vb->used = 512;
 
@@ -192,6 +192,9 @@ set_vtx_resource(drm_radeon_private_t *dev_priv, u64 gpu_addr)
         DRM_DEBUG("\n");
 
         sq_vtx_constant_word2 = (((gpu_addr >> 32) & 0xff) | (16 << 8));
+#ifdef __BIG_ENDIAN
+        sq_vtx_constant_word2 |= (2 << 30);
+#endif
 
         BEGIN_RING(9);
         OUT_RING(CP_PACKET3(R600_IT_SET_RESOURCE, 7));
@@ -291,7 +294,11 @@ draw_auto(drm_radeon_private_t *dev_priv)
         OUT_RING(DI_PT_RECTLIST);
 
         OUT_RING(CP_PACKET3(R600_IT_INDEX_TYPE, 0));
+#ifdef __BIG_ENDIAN
+        OUT_RING((2 << 2) | DI_INDEX_SIZE_16_BIT);
+#else
         OUT_RING(DI_INDEX_SIZE_16_BIT);
+#endif
 
         OUT_RING(CP_PACKET3(R600_IT_NUM_INSTANCES, 0));
         OUT_RING(1);
diff --git a/drivers/gpu/drm/radeon/r600_blit_kms.c b/drivers/gpu/drm/radeon/r600_blit_kms.c
index 86e5aa07f0db..41f7aafc97c4 100644
--- a/drivers/gpu/drm/radeon/r600_blit_kms.c
+++ b/drivers/gpu/drm/radeon/r600_blit_kms.c
@@ -54,7 +54,7 @@ set_render_target(struct radeon_device *rdev, int format,
         if (h < 8)
                 h = 8;
 
-        cb_color_info = ((format << 2) | (1 << 27));
+        cb_color_info = ((format << 2) | (1 << 27) | (1 << 8));
         pitch = (w / 8) - 1;
         slice = ((w * h) / 64) - 1;
 
@@ -165,6 +165,9 @@ set_vtx_resource(struct radeon_device *rdev, u64 gpu_addr)
         u32 sq_vtx_constant_word2;
 
         sq_vtx_constant_word2 = ((upper_32_bits(gpu_addr) & 0xff) | (16 << 8));
+#ifdef __BIG_ENDIAN
+        sq_vtx_constant_word2 |= (2 << 30);
+#endif
 
         radeon_ring_write(rdev, PACKET3(PACKET3_SET_RESOURCE, 7));
         radeon_ring_write(rdev, 0x460);
@@ -199,7 +202,7 @@ set_tex_resource(struct radeon_device *rdev,
         if (h < 1)
                 h = 1;
 
-        sq_tex_resource_word0 = (1 << 0);
+        sq_tex_resource_word0 = (1 << 0) | (1 << 3);
         sq_tex_resource_word0 |= ((((pitch >> 3) - 1) << 8) |
                                   ((w - 1) << 19));
 
@@ -253,7 +256,11 @@ draw_auto(struct radeon_device *rdev)
         radeon_ring_write(rdev, DI_PT_RECTLIST);
 
         radeon_ring_write(rdev, PACKET3(PACKET3_INDEX_TYPE, 0));
-        radeon_ring_write(rdev, DI_INDEX_SIZE_16_BIT);
+        radeon_ring_write(rdev,
+#ifdef __BIG_ENDIAN
+                          (2 << 2) |
+#endif
+                          DI_INDEX_SIZE_16_BIT);
 
         radeon_ring_write(rdev, PACKET3(PACKET3_NUM_INSTANCES, 0));
         radeon_ring_write(rdev, 1);
@@ -424,7 +431,11 @@ set_default_state(struct radeon_device *rdev)
         dwords = ALIGN(rdev->r600_blit.state_len, 0x10);
         gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.state_offset;
         radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
-        radeon_ring_write(rdev, gpu_addr & 0xFFFFFFFC);
+        radeon_ring_write(rdev,
+#ifdef __BIG_ENDIAN
+                          (2 << 0) |
+#endif
+                          (gpu_addr & 0xFFFFFFFC));
         radeon_ring_write(rdev, upper_32_bits(gpu_addr) & 0xFF);
         radeon_ring_write(rdev, dwords);
 
@@ -467,7 +478,7 @@ static inline uint32_t i2f(uint32_t input)
 int r600_blit_init(struct radeon_device *rdev)
 {
         u32 obj_size;
-        int r, dwords;
+        int i, r, dwords;
         void *ptr;
         u32 packet2s[16];
         int num_packet2s = 0;
@@ -486,7 +497,7 @@ int r600_blit_init(struct radeon_device *rdev)
 
         dwords = rdev->r600_blit.state_len;
         while (dwords & 0xf) {
-                packet2s[num_packet2s++] = PACKET2(0);
+                packet2s[num_packet2s++] = cpu_to_le32(PACKET2(0));
                 dwords++;
         }
 
@@ -529,8 +540,10 @@ int r600_blit_init(struct radeon_device *rdev)
         if (num_packet2s)
                 memcpy_toio(ptr + rdev->r600_blit.state_offset + (rdev->r600_blit.state_len * 4),
                             packet2s, num_packet2s * 4);
-        memcpy(ptr + rdev->r600_blit.vs_offset, r6xx_vs, r6xx_vs_size * 4);
-        memcpy(ptr + rdev->r600_blit.ps_offset, r6xx_ps, r6xx_ps_size * 4);
+        for (i = 0; i < r6xx_vs_size; i++)
+                *(u32 *)((unsigned long)ptr + rdev->r600_blit.vs_offset + i * 4) = cpu_to_le32(r6xx_vs[i]);
+        for (i = 0; i < r6xx_ps_size; i++)
+                *(u32 *)((unsigned long)ptr + rdev->r600_blit.ps_offset + i * 4) = cpu_to_le32(r6xx_ps[i]);
         radeon_bo_kunmap(rdev->r600_blit.shader_obj);
         radeon_bo_unreserve(rdev->r600_blit.shader_obj);
 
diff --git a/drivers/gpu/drm/radeon/r600_blit_shaders.c b/drivers/gpu/drm/radeon/r600_blit_shaders.c
index e8151c1d55b2..2d1f6c5ee2a7 100644
--- a/drivers/gpu/drm/radeon/r600_blit_shaders.c
+++ b/drivers/gpu/drm/radeon/r600_blit_shaders.c
@@ -684,7 +684,11 @@ const u32 r6xx_vs[] =
         0x00000000,
         0x3c000000,
         0x68cd1000,
+#ifdef __BIG_ENDIAN
+        0x000a0000,
+#else
         0x00080000,
+#endif
         0x00000000,
 };
 
diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index 4f4cd8b286d5..c3ab959bdc7c 100644
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -396,6 +396,9 @@ static void r600_cp_load_microcode(drm_radeon_private_t *dev_priv)
         r600_do_cp_stop(dev_priv);
 
         RADEON_WRITE(R600_CP_RB_CNTL,
+#ifdef __BIG_ENDIAN
+                     R600_BUF_SWAP_32BIT |
+#endif
                      R600_RB_NO_UPDATE |
                      R600_RB_BLKSZ(15) |
                      R600_RB_BUFSZ(3));
@@ -486,9 +489,12 @@ static void r700_cp_load_microcode(drm_radeon_private_t *dev_priv)
         r600_do_cp_stop(dev_priv);
 
         RADEON_WRITE(R600_CP_RB_CNTL,
+#ifdef __BIG_ENDIAN
+                     R600_BUF_SWAP_32BIT |
+#endif
                      R600_RB_NO_UPDATE |
-                     (15 << 8) |
-                     (3 << 0));
+                     R600_RB_BLKSZ(15) |
+                     R600_RB_BUFSZ(3));
 
         RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
         RADEON_READ(R600_GRBM_SOFT_RESET);
@@ -550,8 +556,12 @@ static void r600_test_writeback(drm_radeon_private_t *dev_priv)
 
         if (!dev_priv->writeback_works) {
                 /* Disable writeback to avoid unnecessary bus master transfer */
-                RADEON_WRITE(R600_CP_RB_CNTL, RADEON_READ(R600_CP_RB_CNTL) |
-                             RADEON_RB_NO_UPDATE);
+                RADEON_WRITE(R600_CP_RB_CNTL,
+#ifdef __BIG_ENDIAN
+                             R600_BUF_SWAP_32BIT |
+#endif
+                             RADEON_READ(R600_CP_RB_CNTL) |
+                             R600_RB_NO_UPDATE);
                 RADEON_WRITE(R600_SCRATCH_UMSK, 0);
         }
 }
@@ -575,7 +585,11 @@ int r600_do_engine_reset(struct drm_device *dev)
 
         RADEON_WRITE(R600_CP_RB_WPTR_DELAY, 0);
         cp_rb_cntl = RADEON_READ(R600_CP_RB_CNTL);
-        RADEON_WRITE(R600_CP_RB_CNTL, R600_RB_RPTR_WR_ENA);
+        RADEON_WRITE(R600_CP_RB_CNTL,
+#ifdef __BIG_ENDIAN
+                     R600_BUF_SWAP_32BIT |
+#endif
+                     R600_RB_RPTR_WR_ENA);
 
         RADEON_WRITE(R600_CP_RB_RPTR_WR, cp_ptr);
         RADEON_WRITE(R600_CP_RB_WPTR, cp_ptr);
@@ -1838,7 +1852,10 @@ static void r600_cp_init_ring_buffer(struct drm_device *dev,
                         + dev_priv->gart_vm_start;
         }
         RADEON_WRITE(R600_CP_RB_RPTR_ADDR,
-                     rptr_addr & 0xffffffff);
+#ifdef __BIG_ENDIAN
+                     (2 << 0) |
+#endif
+                     (rptr_addr & 0xfffffffc));
         RADEON_WRITE(R600_CP_RB_RPTR_ADDR_HI,
                      upper_32_bits(rptr_addr));
 
@@ -1889,7 +1906,7 @@ static void r600_cp_init_ring_buffer(struct drm_device *dev,
         {
                 u64 scratch_addr;
 
-                scratch_addr = RADEON_READ(R600_CP_RB_RPTR_ADDR);
+                scratch_addr = RADEON_READ(R600_CP_RB_RPTR_ADDR) & 0xFFFFFFFC;
                 scratch_addr |= ((u64)RADEON_READ(R600_CP_RB_RPTR_ADDR_HI)) << 32;
                 scratch_addr += R600_SCRATCH_REG_OFFSET;
                 scratch_addr >>= 8;
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index 7831e0890210..153095fba62f 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -295,17 +295,18 @@ static inline int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i)
         }
 
         if (!IS_ALIGNED(pitch, pitch_align)) {
-                dev_warn(p->dev, "%s:%d cb pitch (%d) invalid\n",
-                         __func__, __LINE__, pitch);
+                dev_warn(p->dev, "%s:%d cb pitch (%d, 0x%x, %d) invalid\n",
+                         __func__, __LINE__, pitch, pitch_align, array_mode);
                 return -EINVAL;
         }
         if (!IS_ALIGNED(height, height_align)) {
-                dev_warn(p->dev, "%s:%d cb height (%d) invalid\n",
-                         __func__, __LINE__, height);
+                dev_warn(p->dev, "%s:%d cb height (%d, 0x%x, %d) invalid\n",
+                         __func__, __LINE__, height, height_align, array_mode);
                 return -EINVAL;
         }
         if (!IS_ALIGNED(base_offset, base_align)) {
-                dev_warn(p->dev, "%s offset[%d] 0x%llx not aligned\n", __func__, i, base_offset);
+                dev_warn(p->dev, "%s offset[%d] 0x%llx 0x%llx, %d not aligned\n", __func__, i,
+                         base_offset, base_align, array_mode);
                 return -EINVAL;
         }
 
@@ -320,7 +321,10 @@ static inline int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i)
                          * broken userspace.
                          */
                 } else {
-                        dev_warn(p->dev, "%s offset[%d] %d %d %lu too big\n", __func__, i, track->cb_color_bo_offset[i], tmp, radeon_bo_size(track->cb_color_bo[i]));
+                        dev_warn(p->dev, "%s offset[%d] %d %d %d %lu too big\n", __func__, i,
+                                 array_mode,
+                                 track->cb_color_bo_offset[i], tmp,
+                                 radeon_bo_size(track->cb_color_bo[i]));
                         return -EINVAL;
                 }
         }
@@ -455,17 +459,18 @@ static int r600_cs_track_check(struct radeon_cs_parser *p)
                         }
 
                         if (!IS_ALIGNED(pitch, pitch_align)) {
-                                dev_warn(p->dev, "%s:%d db pitch (%d) invalid\n",
-                                         __func__, __LINE__, pitch);
+                                dev_warn(p->dev, "%s:%d db pitch (%d, 0x%x, %d) invalid\n",
+                                         __func__, __LINE__, pitch, pitch_align, array_mode);
                                 return -EINVAL;
                         }
                         if (!IS_ALIGNED(height, height_align)) {
-                                dev_warn(p->dev, "%s:%d db height (%d) invalid\n",
-                                         __func__, __LINE__, height);
+                                dev_warn(p->dev, "%s:%d db height (%d, 0x%x, %d) invalid\n",
+                                         __func__, __LINE__, height, height_align, array_mode);
                                 return -EINVAL;
                         }
                         if (!IS_ALIGNED(base_offset, base_align)) {
-                                dev_warn(p->dev, "%s offset[%d] 0x%llx not aligned\n", __func__, i, base_offset);
+                                dev_warn(p->dev, "%s offset[%d] 0x%llx, 0x%llx, %d not aligned\n", __func__, i,
+                                         base_offset, base_align, array_mode);
                                 return -EINVAL;
                         }
 
@@ -473,9 +478,10 @@ static int r600_cs_track_check(struct radeon_cs_parser *p)
                         nviews = G_028004_SLICE_MAX(track->db_depth_view) + 1;
                         tmp = ntiles * bpe * 64 * nviews;
                         if ((tmp + track->db_offset) > radeon_bo_size(track->db_bo)) {
-                                dev_warn(p->dev, "z/stencil buffer too small (0x%08X %d %d %d -> %u have %lu)\n",
-                                                track->db_depth_size, ntiles, nviews, bpe, tmp + track->db_offset,
-                                                radeon_bo_size(track->db_bo));
+                                dev_warn(p->dev, "z/stencil buffer (%d) too small (0x%08X %d %d %d -> %u have %lu)\n",
+                                         array_mode,
+                                         track->db_depth_size, ntiles, nviews, bpe, tmp + track->db_offset,
+                                         radeon_bo_size(track->db_bo));
                                 return -EINVAL;
                         }
                 }
@@ -1227,18 +1233,18 @@ static inline int r600_check_texture_resource(struct radeon_cs_parser *p,  u32 i
         /* XXX check height as well... */
 
         if (!IS_ALIGNED(pitch, pitch_align)) {
-                dev_warn(p->dev, "%s:%d tex pitch (%d) invalid\n",
-                         __func__, __LINE__, pitch);
+                dev_warn(p->dev, "%s:%d tex pitch (%d, 0x%x, %d) invalid\n",
+                         __func__, __LINE__, pitch, pitch_align, G_038000_TILE_MODE(word0));
                 return -EINVAL;
         }
         if (!IS_ALIGNED(base_offset, base_align)) {
-                dev_warn(p->dev, "%s:%d tex base offset (0x%llx) invalid\n",
-                         __func__, __LINE__, base_offset);
+                dev_warn(p->dev, "%s:%d tex base offset (0x%llx, 0x%llx, %d) invalid\n",
+                         __func__, __LINE__, base_offset, base_align, G_038000_TILE_MODE(word0));
                 return -EINVAL;
         }
         if (!IS_ALIGNED(mip_offset, base_align)) {
-                dev_warn(p->dev, "%s:%d tex mip offset (0x%llx) invalid\n",
-                         __func__, __LINE__, mip_offset);
+                dev_warn(p->dev, "%s:%d tex mip offset (0x%llx, 0x%llx, %d) invalid\n",
+                         __func__, __LINE__, mip_offset, base_align, G_038000_TILE_MODE(word0));
                 return -EINVAL;
         }
 
diff --git a/drivers/gpu/drm/radeon/r600_reg.h b/drivers/gpu/drm/radeon/r600_reg.h
index 33cda016b083..f869897c7456 100644
--- a/drivers/gpu/drm/radeon/r600_reg.h
+++ b/drivers/gpu/drm/radeon/r600_reg.h
@@ -81,7 +81,11 @@
 #define R600_MEDIUM_VID_LOWER_GPIO_CNTL                            0x720
 #define R600_LOW_VID_LOWER_GPIO_CNTL                               0x724
 
-
+#define R600_D1GRPH_SWAP_CONTROL                               0x610C
+#       define R600_D1GRPH_SWAP_ENDIAN_NONE                    (0 << 0)
+#       define R600_D1GRPH_SWAP_ENDIAN_16BIT                   (1 << 0)
+#       define R600_D1GRPH_SWAP_ENDIAN_32BIT                   (2 << 0)
+#       define R600_D1GRPH_SWAP_ENDIAN_64BIT                   (3 << 0)
 
 #define R600_HDP_NONSURFACE_BASE                                0x2c04
 
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index a5d898b4bad2..04bac0bbd3ec 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -154,13 +154,14 @@
 #define         ROQ_IB2_START(x)                                ((x) << 8)
 #define CP_RB_BASE                                      0xC100
 #define CP_RB_CNTL                                      0xC104
-#define         RB_BUFSZ(x)                                     ((x)<<0)
-#define         RB_BLKSZ(x)                                     ((x)<<8)
-#define         RB_NO_UPDATE                                    (1<<27)
-#define         RB_RPTR_WR_ENA                                  (1<<31)
+#define         RB_BUFSZ(x)                                     ((x) << 0)
+#define         RB_BLKSZ(x)                                     ((x) << 8)
+#define         RB_NO_UPDATE                                    (1 << 27)
+#define         RB_RPTR_WR_ENA                                  (1 << 31)
 #define         BUF_SWAP_32BIT                                  (2 << 16)
 #define CP_RB_RPTR                                      0x8700
 #define CP_RB_RPTR_ADDR                                 0xC10C
+#define         RB_RPTR_SWAP(x)                                 ((x) << 0)
 #define CP_RB_RPTR_ADDR_HI                              0xC110
 #define CP_RB_RPTR_WR                                   0xC108
 #define CP_RB_WPTR                                      0xC114
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 71d2a554bbe6..56c48b67ef3d 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -179,10 +179,10 @@ void radeon_combios_get_power_modes(struct radeon_device *rdev);
 void radeon_atombios_get_power_modes(struct radeon_device *rdev);
 void radeon_atom_set_voltage(struct radeon_device *rdev, u16 level);
 void rs690_pm_info(struct radeon_device *rdev);
-extern u32 rv6xx_get_temp(struct radeon_device *rdev);
-extern u32 rv770_get_temp(struct radeon_device *rdev);
-extern u32 evergreen_get_temp(struct radeon_device *rdev);
-extern u32 sumo_get_temp(struct radeon_device *rdev);
+extern int rv6xx_get_temp(struct radeon_device *rdev);
+extern int rv770_get_temp(struct radeon_device *rdev);
+extern int evergreen_get_temp(struct radeon_device *rdev);
+extern int sumo_get_temp(struct radeon_device *rdev);
 
 /*
  * Fences.
@@ -812,8 +812,7 @@ struct radeon_pm {
         fixed20_12              sclk;
         fixed20_12              mclk;
         fixed20_12              needed_bandwidth;
-        /* XXX: use a define for num power modes */
-        struct radeon_power_state power_state[8];
+        struct radeon_power_state *power_state;
         /* number of valid power states */
         int                     num_power_states;
         int                     current_power_state_index;
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index 3a1b16186224..e75d63b8e21d 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -759,7 +759,7 @@ static struct radeon_asic evergreen_asic = {
         .gart_tlb_flush = &evergreen_pcie_gart_tlb_flush,
         .gart_set_page = &rs600_gart_set_page,
         .ring_test = &r600_ring_test,
-        .ring_ib_execute = &r600_ring_ib_execute,
+        .ring_ib_execute = &evergreen_ring_ib_execute,
         .irq_set = &evergreen_irq_set,
         .irq_process = &evergreen_irq_process,
         .get_vblank_counter = &evergreen_get_vblank_counter,
@@ -805,7 +805,7 @@ static struct radeon_asic sumo_asic = {
         .gart_tlb_flush = &evergreen_pcie_gart_tlb_flush,
         .gart_set_page = &rs600_gart_set_page,
         .ring_test = &r600_ring_test,
-        .ring_ib_execute = &r600_ring_ib_execute,
+        .ring_ib_execute = &evergreen_ring_ib_execute,
         .irq_set = &evergreen_irq_set,
         .irq_process = &evergreen_irq_process,
         .get_vblank_counter = &evergreen_get_vblank_counter,
@@ -848,7 +848,7 @@ static struct radeon_asic btc_asic = {
         .gart_tlb_flush = &evergreen_pcie_gart_tlb_flush,
         .gart_set_page = &rs600_gart_set_page,
         .ring_test = &r600_ring_test,
-        .ring_ib_execute = &r600_ring_ib_execute,
+        .ring_ib_execute = &evergreen_ring_ib_execute,
         .irq_set = &evergreen_irq_set,
         .irq_process = &evergreen_irq_process,
         .get_vblank_counter = &evergreen_get_vblank_counter,
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index e01f07718539..c59bd98a2029 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -355,6 +355,7 @@ int evergreen_resume(struct radeon_device *rdev);
 bool evergreen_gpu_is_lockup(struct radeon_device *rdev);
 int evergreen_asic_reset(struct radeon_device *rdev);
 void evergreen_bandwidth_update(struct radeon_device *rdev);
+void evergreen_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib);
 int evergreen_copy_blit(struct radeon_device *rdev,
                         uint64_t src_offset, uint64_t dst_offset,
                         unsigned num_pages, struct radeon_fence *fence);
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 52777902bbcc..02d5c415f499 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -88,7 +88,7 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev
                         /* some evergreen boards have bad data for this entry */
                         if (ASIC_IS_DCE4(rdev)) {
                                 if ((i == 7) &&
-                                    (gpio->usClkMaskRegisterIndex == 0x1936) &&
+                                    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1936) &&
                                     (gpio->sucI2cId.ucAccess == 0)) {
                                         gpio->sucI2cId.ucAccess = 0x97;
                                         gpio->ucDataMaskShift = 8;
@@ -101,7 +101,7 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev
                         /* some DCE3 boards have bad data for this entry */
                         if (ASIC_IS_DCE3(rdev)) {
                                 if ((i == 4) &&
-                                    (gpio->usClkMaskRegisterIndex == 0x1fda) &&
+                                    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1fda) &&
                                     (gpio->sucI2cId.ucAccess == 0x94))
                                         gpio->sucI2cId.ucAccess = 0x14;
                         }
@@ -172,7 +172,7 @@ void radeon_atombios_i2c_init(struct radeon_device *rdev)
                         /* some evergreen boards have bad data for this entry */
                         if (ASIC_IS_DCE4(rdev)) {
                                 if ((i == 7) &&
-                                    (gpio->usClkMaskRegisterIndex == 0x1936) &&
+                                    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1936) &&
                                     (gpio->sucI2cId.ucAccess == 0)) {
                                         gpio->sucI2cId.ucAccess = 0x97;
                                         gpio->ucDataMaskShift = 8;
@@ -185,7 +185,7 @@ void radeon_atombios_i2c_init(struct radeon_device *rdev)
                         /* some DCE3 boards have bad data for this entry */
                         if (ASIC_IS_DCE3(rdev)) {
                                 if ((i == 4) &&
-                                    (gpio->usClkMaskRegisterIndex == 0x1fda) &&
+                                    (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1fda) &&
                                     (gpio->sucI2cId.ucAccess == 0x94))
                                         gpio->sucI2cId.ucAccess = 0x14;
                         }
@@ -252,7 +252,7 @@ static inline struct radeon_gpio_rec radeon_lookup_gpio(struct radeon_device *rd
                         pin = &gpio_info->asGPIO_Pin[i];
                         if (id == pin->ucGPIO_ID) {
                                 gpio.id = pin->ucGPIO_ID;
-                                gpio.reg = pin->usGpioPin_AIndex * 4;
+                                gpio.reg = le16_to_cpu(pin->usGpioPin_AIndex) * 4;
                                 gpio.mask = (1 << pin->ucGpioPinBitShift);
                                 gpio.valid = true;
                                 break;
@@ -1163,16 +1163,6 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
                                 p1pll->pll_out_min = 64800;
                         else
                                 p1pll->pll_out_min = 20000;
-                } else if (p1pll->pll_out_min > 64800) {
-                        /* Limiting the pll output range is a good thing generally as
-                         * it limits the number of possible pll combinations for a given
-                         * frequency presumably to the ones that work best on each card.
-                         * However, certain duallink DVI monitors seem to like
-                         * pll combinations that would be limited by this at least on
-                         * pre-DCE 3.0 r6xx hardware.  This might need to be adjusted per
-                         * family.
-                         */
-                        p1pll->pll_out_min = 64800;
                 }
 
                 p1pll->pll_in_min =
@@ -1284,11 +1274,11 @@ bool radeon_atombios_sideport_present(struct radeon_device *rdev)
                                       data_offset);
                 switch (crev) {
                 case 1:
-                        if (igp_info->info.ulBootUpMemoryClock)
+                        if (le32_to_cpu(igp_info->info.ulBootUpMemoryClock))
                                 return true;
                         break;
                 case 2:
-                        if (igp_info->info_2.ulBootUpSidePortClock)
+                        if (le32_to_cpu(igp_info->info_2.ulBootUpSidePortClock))
                                 return true;
                         break;
                 default:
@@ -1452,7 +1442,7 @@ bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
 
                         for (i = 0; i < num_indices; i++) {
                                 if ((ss_info->info.asSpreadSpectrum[i].ucClockIndication == id) &&
-                                    (clock <= ss_info->info.asSpreadSpectrum[i].ulTargetClockRange)) {
+                                    (clock <= le32_to_cpu(ss_info->info.asSpreadSpectrum[i].ulTargetClockRange))) {
                                         ss->percentage =
                                                 le16_to_cpu(ss_info->info.asSpreadSpectrum[i].usSpreadSpectrumPercentage);
                                         ss->type = ss_info->info.asSpreadSpectrum[i].ucSpreadSpectrumMode;
@@ -1466,7 +1456,7 @@ bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
                                 sizeof(ATOM_ASIC_SS_ASSIGNMENT_V2);
                         for (i = 0; i < num_indices; i++) {
                                 if ((ss_info->info_2.asSpreadSpectrum[i].ucClockIndication == id) &&
-                                    (clock <= ss_info->info_2.asSpreadSpectrum[i].ulTargetClockRange)) {
+                                    (clock <= le32_to_cpu(ss_info->info_2.asSpreadSpectrum[i].ulTargetClockRange))) {
                                         ss->percentage =
                                                 le16_to_cpu(ss_info->info_2.asSpreadSpectrum[i].usSpreadSpectrumPercentage);
                                         ss->type = ss_info->info_2.asSpreadSpectrum[i].ucSpreadSpectrumMode;
@@ -1480,7 +1470,7 @@ bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
                                 sizeof(ATOM_ASIC_SS_ASSIGNMENT_V3);
                         for (i = 0; i < num_indices; i++) {
                                 if ((ss_info->info_3.asSpreadSpectrum[i].ucClockIndication == id) &&
-                                    (clock <= ss_info->info_3.asSpreadSpectrum[i].ulTargetClockRange)) {
+                                    (clock <= le32_to_cpu(ss_info->info_3.asSpreadSpectrum[i].ulTargetClockRange))) {
                                         ss->percentage =
                                                 le16_to_cpu(ss_info->info_3.asSpreadSpectrum[i].usSpreadSpectrumPercentage);
                                         ss->type = ss_info->info_3.asSpreadSpectrum[i].ucSpreadSpectrumMode;
@@ -1563,8 +1553,8 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct
                 if (misc & ATOM_DOUBLE_CLOCK_MODE)
                         lvds->native_mode.flags |= DRM_MODE_FLAG_DBLSCAN;
 
-                lvds->native_mode.width_mm = lvds_info->info.sLCDTiming.usImageHSize;
-                lvds->native_mode.height_mm = lvds_info->info.sLCDTiming.usImageVSize;
+                lvds->native_mode.width_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageHSize);
+                lvds->native_mode.height_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageVSize);
 
                 /* set crtc values */
                 drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
@@ -1579,13 +1569,13 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct
                         lvds->linkb = false;
 
                 /* parse the lcd record table */
-                if (lvds_info->info.usModePatchTableOffset) {
+                if (le16_to_cpu(lvds_info->info.usModePatchTableOffset)) {
                         ATOM_FAKE_EDID_PATCH_RECORD *fake_edid_record;
                         ATOM_PANEL_RESOLUTION_PATCH_RECORD *panel_res_record;
                         bool bad_record = false;
                         u8 *record = (u8 *)(mode_info->atom_context->bios +
                                             data_offset +
-                                            lvds_info->info.usModePatchTableOffset);
+                                            le16_to_cpu(lvds_info->info.usModePatchTableOffset));
                         while (*record != ATOM_RECORD_END_TYPE) {
                                 switch (*record) {
                                 case LCD_MODE_PATCH_RECORD_MODE_TYPE:
@@ -1987,6 +1977,9 @@ static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev)
         num_modes = power_info->info.ucNumOfPowerModeEntries;
         if (num_modes > ATOM_MAX_NUMBEROF_POWER_BLOCK)
                 num_modes = ATOM_MAX_NUMBEROF_POWER_BLOCK;
+        rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) * num_modes, GFP_KERNEL);
+        if (!rdev->pm.power_state)
+                return state_index;
         /* last mode is usually default, array is low to high */
         for (i = 0; i < num_modes; i++) {
                 rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
@@ -2196,7 +2189,7 @@ static u16 radeon_atombios_get_default_vddc(struct radeon_device *rdev)
                 firmware_info =
                         (union firmware_info *)(mode_info->atom_context->bios +
                                                 data_offset);
-                vddc = firmware_info->info_14.usBootUpVDDCVoltage;
+                vddc = le16_to_cpu(firmware_info->info_14.usBootUpVDDCVoltage);
         }
 
         return vddc;
@@ -2291,7 +2284,7 @@ static bool radeon_atombios_parse_pplib_clock_info(struct radeon_device *rdev,
                 rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
                         VOLTAGE_SW;
                 rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
-                        clock_info->evergreen.usVDDC;
+                        le16_to_cpu(clock_info->evergreen.usVDDC);
         } else {
                 sclk = le16_to_cpu(clock_info->r600.usEngineClockLow);
                 sclk |= clock_info->r600.ucEngineClockHigh << 16;
@@ -2302,7 +2295,7 @@ static bool radeon_atombios_parse_pplib_clock_info(struct radeon_device *rdev,
                 rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
                         VOLTAGE_SW;
                 rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
-                        clock_info->r600.usVDDC;
+                        le16_to_cpu(clock_info->r600.usVDDC);
         }
 
         if (rdev->flags & RADEON_IS_IGP) {
@@ -2338,6 +2331,10 @@ static int radeon_atombios_parse_power_table_4_5(struct radeon_device *rdev)
         power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
 
         radeon_atombios_add_pplib_thermal_controller(rdev, &power_info->pplib.sThermalController);
+        rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) *
+                                       power_info->pplib.ucNumStates, GFP_KERNEL);
+        if (!rdev->pm.power_state)
+                return state_index;
         /* first mode is usually default, followed by low to high */
         for (i = 0; i < power_info->pplib.ucNumStates; i++) {
                 mode_index = 0;
@@ -2411,13 +2408,17 @@ static int radeon_atombios_parse_power_table_6(struct radeon_device *rdev)
         radeon_atombios_add_pplib_thermal_controller(rdev, &power_info->pplib.sThermalController);
         state_array = (struct StateArray *)
                 (mode_info->atom_context->bios + data_offset +
-                 power_info->pplib.usStateArrayOffset);
+                 le16_to_cpu(power_info->pplib.usStateArrayOffset));
         clock_info_array = (struct ClockInfoArray *)
                 (mode_info->atom_context->bios + data_offset +
-                 power_info->pplib.usClockInfoArrayOffset);
+                 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
         non_clock_info_array = (struct NonClockInfoArray *)
                 (mode_info->atom_context->bios + data_offset +
-                 power_info->pplib.usNonClockInfoArrayOffset);
+                 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
+        rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) *
+                                       state_array->ucNumEntries, GFP_KERNEL);
+        if (!rdev->pm.power_state)
+                return state_index;
         for (i = 0; i < state_array->ucNumEntries; i++) {
                 mode_index = 0;
                 power_state = (union pplib_power_state *)&state_array->states[i];
@@ -2491,19 +2492,22 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev)
                         break;
                 }
         } else {
-                /* add the default mode */
-                rdev->pm.power_state[state_index].type =
-                        POWER_STATE_TYPE_DEFAULT;
-                rdev->pm.power_state[state_index].num_clock_modes = 1;
-                rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
-                rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
-                rdev->pm.power_state[state_index].default_clock_mode =
-                        &rdev->pm.power_state[state_index].clock_info[0];
-                rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
-                rdev->pm.power_state[state_index].pcie_lanes = 16;
-                rdev->pm.default_power_state_index = state_index;
-                rdev->pm.power_state[state_index].flags = 0;
-                state_index++;
+                rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state), GFP_KERNEL);
+                if (rdev->pm.power_state) {
+                        /* add the default mode */
+                        rdev->pm.power_state[state_index].type =
+                                POWER_STATE_TYPE_DEFAULT;
+                        rdev->pm.power_state[state_index].num_clock_modes = 1;
+                        rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
+                        rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
+                        rdev->pm.power_state[state_index].default_clock_mode =
+                                &rdev->pm.power_state[state_index].clock_info[0];
+                        rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
+                        rdev->pm.power_state[state_index].pcie_lanes = 16;
+                        rdev->pm.default_power_state_index = state_index;
+                        rdev->pm.power_state[state_index].flags = 0;
+                        state_index++;
+                }
         }
 
         rdev->pm.num_power_states = state_index;
@@ -2529,7 +2533,7 @@ uint32_t radeon_atom_get_engine_clock(struct radeon_device *rdev)
         int index = GetIndexIntoMasterTable(COMMAND, GetEngineClock);
 
         atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
-        return args.ulReturnEngineClock;
+        return le32_to_cpu(args.ulReturnEngineClock);
 }
 
 uint32_t radeon_atom_get_memory_clock(struct radeon_device *rdev)
@@ -2538,7 +2542,7 @@ uint32_t radeon_atom_get_memory_clock(struct radeon_device *rdev)
         int index = GetIndexIntoMasterTable(COMMAND, GetMemoryClock);
 
         atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
-        return args.ulReturnMemoryClock;
+        return le32_to_cpu(args.ulReturnMemoryClock);
 }
 
 void radeon_atom_set_engine_clock(struct radeon_device *rdev,
@@ -2547,7 +2551,7 @@ void radeon_atom_set_engine_clock(struct radeon_device *rdev,
         SET_ENGINE_CLOCK_PS_ALLOCATION args;
         int index = GetIndexIntoMasterTable(COMMAND, SetEngineClock);
 
-        args.ulTargetEngineClock = eng_clock;   /* 10 khz */
+        args.ulTargetEngineClock = cpu_to_le32(eng_clock);      /* 10 khz */
 
         atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
 }
@@ -2561,7 +2565,7 @@ void radeon_atom_set_memory_clock(struct radeon_device *rdev,
         if (rdev->flags & RADEON_IS_IGP)
                 return;
 
-        args.ulTargetMemoryClock = mem_clock;   /* 10 khz */
+        args.ulTargetMemoryClock = cpu_to_le32(mem_clock);      /* 10 khz */
 
         atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
 }
@@ -2619,7 +2623,7 @@ void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
         bios_2_scratch &= ~ATOM_S2_VRI_BRIGHT_ENABLE;
 
         /* tell the bios not to handle mode switching */
-        bios_6_scratch |= (ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH | ATOM_S6_ACC_MODE);
+        bios_6_scratch |= ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH;
 
         if (rdev->family >= CHIP_R600) {
                 WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch);
@@ -2670,10 +2674,13 @@ void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock)
         else
                 bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
 
-        if (lock)
+        if (lock) {
                 bios_6_scratch |= ATOM_S6_CRITICAL_STATE;
-        else
+                bios_6_scratch &= ~ATOM_S6_ACC_MODE;
+        } else {
                 bios_6_scratch &= ~ATOM_S6_CRITICAL_STATE;
+                bios_6_scratch |= ATOM_S6_ACC_MODE;
+        }
 
         if (rdev->family >= CHIP_R600)
                 WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 591fcae8f224..cf7c8d5b4ec2 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -1504,6 +1504,11 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
                            (rdev->pdev->subsystem_device == 0x4a48)) {
                         /* Mac X800 */
                         rdev->mode_info.connector_table = CT_MAC_X800;
+                } else if ((rdev->pdev->device == 0x4150) &&
+                           (rdev->pdev->subsystem_vendor == 0x1002) &&
+                           (rdev->pdev->subsystem_device == 0x4150)) {
+                        /* Mac G5 9600 */
+                        rdev->mode_info.connector_table = CT_MAC_G5_9600;
                 } else
 #endif /* CONFIG_PPC_PMAC */
 #ifdef CONFIG_PPC64
@@ -2022,6 +2027,48 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
                                             CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I,
                                             &hpd);
                 break;
+        case CT_MAC_G5_9600:
+                DRM_INFO("Connector Table: %d (mac g5 9600)\n",
+                         rdev->mode_info.connector_table);
+                /* DVI - tv dac, dvo */
+                ddc_i2c = combios_setup_i2c_bus(rdev, DDC_DVI, 0, 0);
+                hpd.hpd = RADEON_HPD_1; /* ??? */
+                radeon_add_legacy_encoder(dev,
+                                          radeon_get_encoder_enum(dev,
+                                                                  ATOM_DEVICE_DFP2_SUPPORT,
+                                                                  0),
+                                          ATOM_DEVICE_DFP2_SUPPORT);
+                radeon_add_legacy_encoder(dev,
+                                          radeon_get_encoder_enum(dev,
+                                                                  ATOM_DEVICE_CRT2_SUPPORT,
+                                                                  2),
+                                          ATOM_DEVICE_CRT2_SUPPORT);
+                radeon_add_legacy_connector(dev, 0,
+                                            ATOM_DEVICE_DFP2_SUPPORT |
+                                            ATOM_DEVICE_CRT2_SUPPORT,
+                                            DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
+                                            CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
+                                            &hpd);
+                /* ADC - primary dac, internal tmds */
+                ddc_i2c = combios_setup_i2c_bus(rdev, DDC_VGA, 0, 0);
+                hpd.hpd = RADEON_HPD_2; /* ??? */
+                radeon_add_legacy_encoder(dev,
+                                          radeon_get_encoder_enum(dev,
+                                                                  ATOM_DEVICE_DFP1_SUPPORT,
+                                                                  0),
+                                          ATOM_DEVICE_DFP1_SUPPORT);
+                radeon_add_legacy_encoder(dev,
+                                          radeon_get_encoder_enum(dev,
+                                                                  ATOM_DEVICE_CRT1_SUPPORT,
+                                                                  1),
+                                          ATOM_DEVICE_CRT1_SUPPORT);
+                radeon_add_legacy_connector(dev, 1,
+                                            ATOM_DEVICE_DFP1_SUPPORT |
+                                            ATOM_DEVICE_CRT1_SUPPORT,
+                                            DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
+                                            CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
+                                            &hpd);
+                break;
         default:
                 DRM_INFO("Connector table: %d (invalid)\n",
                          rdev->mode_info.connector_table);
@@ -2442,6 +2489,17 @@ void radeon_combios_get_power_modes(struct radeon_device *rdev)
 
         rdev->pm.default_power_state_index = -1;
 
+        /* allocate 2 power states */
+        rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) * 2, GFP_KERNEL);
+        if (!rdev->pm.power_state) {
+                rdev->pm.default_power_state_index = state_index;
+                rdev->pm.num_power_states = 0;
+
+                rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
+                rdev->pm.current_clock_mode_index = 0;
+                return;
+        }
+
         if (rdev->flags & RADEON_IS_MOBILITY) {
                 offset = combios_get_table_offset(dev, COMBIOS_POWERPLAY_INFO_TABLE);
                 if (offset) {
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 0d478932b1a9..4954e2d6ffa2 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -936,8 +936,11 @@ int radeon_resume_kms(struct drm_device *dev)
 int radeon_gpu_reset(struct radeon_device *rdev)
 {
         int r;
+        int resched;
 
         radeon_save_bios_scratch_regs(rdev);
+        /* block TTM */
+        resched = ttm_bo_lock_delayed_workqueue(&rdev->mman.bdev);
         radeon_suspend(rdev);
 
         r = radeon_asic_reset(rdev);
@@ -946,6 +949,7 @@ int radeon_gpu_reset(struct radeon_device *rdev)
                 radeon_resume(rdev);
                 radeon_restore_bios_scratch_regs(rdev);
                 drm_helper_resume_force_mode(rdev->ddev);
+                ttm_bo_unlock_delayed_workqueue(&rdev->mman.bdev, resched);
                 return 0;
         }
         /* bad news, how to tell it to userspace ? */
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index d26dabf878d9..3e7e7f9eb781 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -780,6 +780,125 @@ static int radeon_ddc_dump(struct drm_connector *connector)
         return ret;
 }
 
+/* avivo */
+static void avivo_get_fb_div(struct radeon_pll *pll,
+                             u32 target_clock,
+                             u32 post_div,
+                             u32 ref_div,
+                             u32 *fb_div,
+                             u32 *frac_fb_div)
+{
+        u32 tmp = post_div * ref_div;
+
+        tmp *= target_clock;
+        *fb_div = tmp / pll->reference_freq;
+        *frac_fb_div = tmp % pll->reference_freq;
+
+        if (*fb_div > pll->max_feedback_div)
+                *fb_div = pll->max_feedback_div;
+        else if (*fb_div < pll->min_feedback_div)
+                *fb_div = pll->min_feedback_div;
+}
+
+static u32 avivo_get_post_div(struct radeon_pll *pll,
+                              u32 target_clock)
+{
+        u32 vco, post_div, tmp;
+
+        if (pll->flags & RADEON_PLL_USE_POST_DIV)
+                return pll->post_div;
+
+        if (pll->flags & RADEON_PLL_PREFER_MINM_OVER_MAXP) {
+                if (pll->flags & RADEON_PLL_IS_LCD)
+                        vco = pll->lcd_pll_out_min;
+                else
+                        vco = pll->pll_out_min;
+        } else {
+                if (pll->flags & RADEON_PLL_IS_LCD)
+                        vco = pll->lcd_pll_out_max;
+                else
+                        vco = pll->pll_out_max;
+        }
+
+        post_div = vco / target_clock;
+        tmp = vco % target_clock;
+
+        if (pll->flags & RADEON_PLL_PREFER_MINM_OVER_MAXP) {
+                if (tmp)
+                        post_div++;
+        } else {
+                if (!tmp)
+                        post_div--;
+        }
+
+        if (post_div > pll->max_post_div)
+                post_div = pll->max_post_div;
+        else if (post_div < pll->min_post_div)
+                post_div = pll->min_post_div;
+
+        return post_div;
+}
+
+#define MAX_TOLERANCE 10
+
+void radeon_compute_pll_avivo(struct radeon_pll *pll,
+                              u32 freq,
+                              u32 *dot_clock_p,
+                              u32 *fb_div_p,
+                              u32 *frac_fb_div_p,
+                              u32 *ref_div_p,
+                              u32 *post_div_p)
+{
+        u32 target_clock = freq / 10;
+        u32 post_div = avivo_get_post_div(pll, target_clock);
+        u32 ref_div = pll->min_ref_div;
+        u32 fb_div = 0, frac_fb_div = 0, tmp;
+
+        if (pll->flags & RADEON_PLL_USE_REF_DIV)
+                ref_div = pll->reference_div;
+
+        if (pll->flags & RADEON_PLL_USE_FRAC_FB_DIV) {
+                avivo_get_fb_div(pll, target_clock, post_div, ref_div, &fb_div, &frac_fb_div);
+                frac_fb_div = (100 * frac_fb_div) / pll->reference_freq;
+                if (frac_fb_div >= 5) {
+                        frac_fb_div -= 5;
+                        frac_fb_div = frac_fb_div / 10;
+                        frac_fb_div++;
+                }
+                if (frac_fb_div >= 10) {
+                        fb_div++;
+                        frac_fb_div = 0;
+                }
+        } else {
+                while (ref_div <= pll->max_ref_div) {
+                        avivo_get_fb_div(pll, target_clock, post_div, ref_div,
+                                         &fb_div, &frac_fb_div);
+                        if (frac_fb_div >= (pll->reference_freq / 2))
+                                fb_div++;
+                        frac_fb_div = 0;
+                        tmp = (pll->reference_freq * fb_div) / (post_div * ref_div);
+                        tmp = (tmp * 10000) / target_clock;
+
+                        if (tmp > (10000 + MAX_TOLERANCE))
+                                ref_div++;
+                        else if (tmp >= (10000 - MAX_TOLERANCE))
+                                break;
+                        else
+                                ref_div++;
+                }
+        }
+
+        *dot_clock_p = ((pll->reference_freq * fb_div * 10) + (pll->reference_freq * frac_fb_div)) /
+                (ref_div * post_div * 10);
+        *fb_div_p = fb_div;
+        *frac_fb_div_p = frac_fb_div;
+        *ref_div_p = ref_div;
+        *post_div_p = post_div;
+        DRM_DEBUG_KMS("%d, pll dividers - fb: %d.%d ref: %d, post %d\n",
+                      *dot_clock_p, fb_div, frac_fb_div, ref_div, post_div);
+}
+
+/* pre-avivo */
 static inline uint32_t radeon_div(uint64_t n, uint32_t d)
 {
         uint64_t mod;
@@ -790,13 +909,13 @@ static inline uint32_t radeon_div(uint64_t n, uint32_t d)
         return n;
 }
 
-void radeon_compute_pll(struct radeon_pll *pll,
-                        uint64_t freq,
-                        uint32_t *dot_clock_p,
-                        uint32_t *fb_div_p,
-                        uint32_t *frac_fb_div_p,
-                        uint32_t *ref_div_p,
-                        uint32_t *post_div_p)
+void radeon_compute_pll_legacy(struct radeon_pll *pll,
+                               uint64_t freq,
+                               uint32_t *dot_clock_p,
+                               uint32_t *fb_div_p,
+                               uint32_t *frac_fb_div_p,
+                               uint32_t *ref_div_p,
+                               uint32_t *post_div_p)
 {
         uint32_t min_ref_div = pll->min_ref_div;
         uint32_t max_ref_div = pll->max_ref_div;
@@ -826,6 +945,9 @@ void radeon_compute_pll(struct radeon_pll *pll,
                 pll_out_max = pll->pll_out_max;
         }
 
+        if (pll_out_min > 64800)
+                pll_out_min = 64800;
+
         if (pll->flags & RADEON_PLL_USE_REF_DIV)
                 min_ref_div = max_ref_div = pll->reference_div;
         else {
@@ -965,6 +1087,10 @@ void radeon_compute_pll(struct radeon_pll *pll,
         *frac_fb_div_p = best_frac_feedback_div;
         *ref_div_p = best_ref_div;
         *post_div_p = best_post_div;
+        DRM_DEBUG_KMS("%d %d, pll dividers - fb: %d.%d ref: %d, post %d\n",
+                      freq, best_freq / 1000, best_feedback_div, best_frac_feedback_div,
+                      best_ref_div, best_post_div);
+
 }
 
 static void radeon_user_framebuffer_destroy(struct drm_framebuffer *fb)
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index 448eba89d1e6..5cba46b9779a 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -1524,6 +1524,7 @@ extern u32 radeon_get_scratch(drm_radeon_private_t *dev_priv, int index);
 #define R600_CP_RB_CNTL                                        0xc104
 #       define R600_RB_BUFSZ(x)                                ((x) << 0)
 #       define R600_RB_BLKSZ(x)                                ((x) << 8)
+#       define R600_BUF_SWAP_32BIT                             (2 << 16)
 #       define R600_RB_NO_UPDATE                               (1 << 27)
 #       define R600_RB_RPTR_WR_ENA                             (1 << 31)
 #define R600_CP_RB_RPTR_WR                                     0xc108
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 8fd184286c0b..b4274883227f 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -641,7 +641,7 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
         switch (connector->connector_type) {
         case DRM_MODE_CONNECTOR_DVII:
         case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */
-                if (drm_detect_monitor_audio(radeon_connector->edid)) {
+                if (drm_detect_monitor_audio(radeon_connector->edid) && radeon_audio) {
                         /* fix me */
                         if (ASIC_IS_DCE4(rdev))
                                 return ATOM_ENCODER_MODE_DVI;
@@ -655,7 +655,7 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
         case DRM_MODE_CONNECTOR_DVID:
         case DRM_MODE_CONNECTOR_HDMIA:
         default:
-                if (drm_detect_monitor_audio(radeon_connector->edid)) {
+                if (drm_detect_monitor_audio(radeon_connector->edid) && radeon_audio) {
                         /* fix me */
                         if (ASIC_IS_DCE4(rdev))
                                 return ATOM_ENCODER_MODE_DVI;
@@ -673,7 +673,7 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
                 if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) ||
                     (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP))
                         return ATOM_ENCODER_MODE_DP;
-                else if (drm_detect_monitor_audio(radeon_connector->edid)) {
+                else if (drm_detect_monitor_audio(radeon_connector->edid) && radeon_audio) {
                         /* fix me */
                         if (ASIC_IS_DCE4(rdev))
                                 return ATOM_ENCODER_MODE_DVI;
@@ -910,7 +910,7 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
 
         args.v1.ucAction = action;
         if (action == ATOM_TRANSMITTER_ACTION_INIT) {
-                args.v1.usInitInfo = connector_object_id;
+                args.v1.usInitInfo = cpu_to_le16(connector_object_id);
         } else if (action == ATOM_TRANSMITTER_ACTION_SETUP_VSEMPH) {
                 args.v1.asMode.ucLaneSel = lane_num;
                 args.v1.asMode.ucLaneSet = lane_set;
@@ -1063,7 +1063,7 @@ atombios_set_edp_panel_power(struct drm_connector *connector, int action)
         if (!ASIC_IS_DCE4(rdev))
                 return;
 
-        if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) ||
+        if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) &&
             (action != ATOM_TRANSMITTER_ACTION_POWER_OFF))
                 return;
 
@@ -1140,7 +1140,7 @@ atombios_external_encoder_setup(struct drm_encoder *encoder,
                 case 3:
                         args.v3.sExtEncoder.ucAction = action;
                         if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT)
-                                args.v3.sExtEncoder.usConnectorId = connector_object_id;
+                                args.v3.sExtEncoder.usConnectorId = cpu_to_le16(connector_object_id);
                         else
                                 args.v3.sExtEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
                         args.v3.sExtEncoder.ucEncoderMode = atombios_get_encoder_mode(encoder);
@@ -1570,11 +1570,21 @@ atombios_apply_encoder_quirks(struct drm_encoder *encoder,
         }
 
         /* set scaler clears this on some chips */
-        /* XXX check DCE4 */
-        if (!(radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))) {
-                if (ASIC_IS_AVIVO(rdev) && (mode->flags & DRM_MODE_FLAG_INTERLACE))
-                        WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
-                               AVIVO_D1MODE_INTERLEAVE_EN);
+        if (ASIC_IS_AVIVO(rdev) &&
+            (!(radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT)))) {
+                if (ASIC_IS_DCE4(rdev)) {
+                        if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+                                WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset,
+                                       EVERGREEN_INTERLEAVE_EN);
+                        else
+                                WREG32(EVERGREEN_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
+                } else {
+                        if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+                                WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
+                                       AVIVO_D1MODE_INTERLEAVE_EN);
+                        else
+                                WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, 0);
+                }
         }
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index 66324b5bb5ba..cc44bdfec80f 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -113,11 +113,14 @@ static int radeonfb_create_pinned_object(struct radeon_fbdev *rfbdev,
         u32 tiling_flags = 0;
         int ret;
         int aligned_size, size;
+        int height = mode_cmd->height;
 
         /* need to align pitch with crtc limits */
         mode_cmd->pitch = radeon_align_pitch(rdev, mode_cmd->width, mode_cmd->bpp, fb_tiled) * ((mode_cmd->bpp + 1) / 8);
 
-        size = mode_cmd->pitch * mode_cmd->height;
+        if (rdev->family >= CHIP_R600)
+                height = ALIGN(mode_cmd->height, 8);
+        size = mode_cmd->pitch * height;
         aligned_size = ALIGN(size, PAGE_SIZE);
         ret = radeon_gem_object_create(rdev, aligned_size, 0,
                                        RADEON_GEM_DOMAIN_VRAM,
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 98321298cffd..8387d32caaa7 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -247,6 +247,8 @@ void radeon_driver_preclose_kms(struct drm_device *dev,
         struct radeon_device *rdev = dev->dev_private;
         if (rdev->hyperz_filp == file_priv)
                 rdev->hyperz_filp = NULL;
+        if (rdev->cmask_filp == file_priv)
+                rdev->cmask_filp = NULL;
 }
 
 /*
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index ace2e6384d40..cf0638c3b7c7 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -778,9 +778,9 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
         DRM_DEBUG_KMS("\n");
 
         if (!use_bios_divs) {
-                radeon_compute_pll(pll, mode->clock,
-                                   &freq, &feedback_div, &frac_fb_div,
-                                   &reference_div, &post_divider);
+                radeon_compute_pll_legacy(pll, mode->clock,
+                                          &freq, &feedback_div, &frac_fb_div,
+                                          &reference_div, &post_divider);
 
                 for (post_div = &post_divs[0]; post_div->divider; ++post_div) {
                         if (post_div->divider == post_divider)
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 12bdeab91c86..a670caaee29e 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -149,6 +149,7 @@ struct radeon_tmds_pll {
 #define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11)
 #define RADEON_PLL_USE_POST_DIV         (1 << 12)
 #define RADEON_PLL_IS_LCD               (1 << 13)
+#define RADEON_PLL_PREFER_MINM_OVER_MAXP (1 << 14)
 
 struct radeon_pll {
         /* reference frequency */
@@ -208,6 +209,7 @@ enum radeon_connector_table {
         CT_EMAC,
         CT_RN50_POWER,
         CT_MAC_X800,
+        CT_MAC_G5_9600,
 };
 
 enum radeon_dvo_chip {
@@ -510,13 +512,21 @@ extern bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
                                              struct radeon_atom_ss *ss,
                                              int id, u32 clock);
 
-extern void radeon_compute_pll(struct radeon_pll *pll,
-                               uint64_t freq,
-                               uint32_t *dot_clock_p,
-                               uint32_t *fb_div_p,
-                               uint32_t *frac_fb_div_p,
-                               uint32_t *ref_div_p,
-                               uint32_t *post_div_p);
+extern void radeon_compute_pll_legacy(struct radeon_pll *pll,
+                                      uint64_t freq,
+                                      uint32_t *dot_clock_p,
+                                      uint32_t *fb_div_p,
+                                      uint32_t *frac_fb_div_p,
+                                      uint32_t *ref_div_p,
+                                      uint32_t *post_div_p);
+
+extern void radeon_compute_pll_avivo(struct radeon_pll *pll,
+                                     u32 freq,
+                                     u32 *dot_clock_p,
+                                     u32 *fb_div_p,
+                                     u32 *frac_fb_div_p,
+                                     u32 *ref_div_p,
+                                     u32 *post_div_p);
 
 extern void radeon_setup_encoder_clones(struct drm_device *dev);
 
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 3b1b2bf9cdd5..2aed03bde4b2 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -430,7 +430,7 @@ static ssize_t radeon_hwmon_show_temp(struct device *dev,
 {
         struct drm_device *ddev = pci_get_drvdata(to_pci_dev(dev));
         struct radeon_device *rdev = ddev->dev_private;
-        u32 temp;
+        int temp;
 
         switch (rdev->pm.int_thermal_type) {
         case THERMAL_TYPE_RV6XX:
@@ -646,6 +646,9 @@ void radeon_pm_fini(struct radeon_device *rdev)
 #endif
         }
 
+        if (rdev->pm.power_state)
+                kfree(rdev->pm.power_state);
+
         radeon_hwmon_fini(rdev);
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_reg.h b/drivers/gpu/drm/radeon/radeon_reg.h
index 3cd4dace57c7..ec93a75369e6 100644
--- a/drivers/gpu/drm/radeon/radeon_reg.h
+++ b/drivers/gpu/drm/radeon/radeon_reg.h
@@ -375,6 +375,8 @@
 #define RADEON_CONFIG_APER_SIZE             0x0108
 #define RADEON_CONFIG_BONDS                 0x00e8
 #define RADEON_CONFIG_CNTL                  0x00e0
+#       define RADEON_CFG_VGA_RAM_EN        (1 << 8)
+#       define RADEON_CFG_VGA_IO_DIS        (1 << 9)
 #       define RADEON_CFG_ATI_REV_A11       (0   << 16)
 #       define RADEON_CFG_ATI_REV_A12       (1   << 16)
 #       define RADEON_CFG_ATI_REV_A13       (2   << 16)
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 1272e4b6a1d4..e5b2cf10cbf4 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -787,9 +787,9 @@ static int radeon_ttm_debugfs_init(struct radeon_device *rdev)
                 radeon_mem_types_list[i].show = &radeon_mm_dump_table;
                 radeon_mem_types_list[i].driver_features = 0;
                 if (i == 0)
-                        radeon_mem_types_list[i].data = &rdev->mman.bdev.man[TTM_PL_VRAM].priv;
+                        radeon_mem_types_list[i].data = rdev->mman.bdev.man[TTM_PL_VRAM].priv;
                 else
-                        radeon_mem_types_list[i].data = &rdev->mman.bdev.man[TTM_PL_TT].priv;
+                        radeon_mem_types_list[i].data = rdev->mman.bdev.man[TTM_PL_TT].priv;
 
         }
         /* Add ttm page pool to debugfs */
diff --git a/drivers/gpu/drm/radeon/reg_srcs/r300 b/drivers/gpu/drm/radeon/reg_srcs/r300
index b506ec1cab4b..e8a1786b6426 100644
--- a/drivers/gpu/drm/radeon/reg_srcs/r300
+++ b/drivers/gpu/drm/radeon/reg_srcs/r300
@@ -683,9 +683,7 @@ r300 0x4f60
 0x4DF4 US_ALU_CONST_G_31
 0x4DF8 US_ALU_CONST_B_31
 0x4DFC US_ALU_CONST_A_31
-0x4E04 RB3D_BLENDCNTL_R3
 0x4E08 RB3D_ABLENDCNTL_R3
-0x4E0C RB3D_COLOR_CHANNEL_MASK
 0x4E10 RB3D_CONSTANT_COLOR
 0x4E14 RB3D_COLOR_CLEAR_VALUE
 0x4E18 RB3D_ROPCNTL_R3
@@ -706,13 +704,11 @@ r300 0x4f60
 0x4E74 RB3D_CMASK_WRINDEX
 0x4E78 RB3D_CMASK_DWORD
 0x4E7C RB3D_CMASK_RDINDEX
-0x4E80 RB3D_AARESOLVE_OFFSET
-0x4E84 RB3D_AARESOLVE_PITCH
-0x4E88 RB3D_AARESOLVE_CTL
 0x4EA0 RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD
 0x4EA4 RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD
 0x4F04 ZB_ZSTENCILCNTL
 0x4F08 ZB_STENCILREFMASK
 0x4F14 ZB_ZTOP
 0x4F18 ZB_ZCACHE_CTLSTAT
+0x4F28 ZB_DEPTHCLEARVALUE
 0x4F58 ZB_ZPASS_DATA
diff --git a/drivers/gpu/drm/radeon/reg_srcs/r420 b/drivers/gpu/drm/radeon/reg_srcs/r420
index 8c1214c2390f..722074e21e2f 100644
--- a/drivers/gpu/drm/radeon/reg_srcs/r420
+++ b/drivers/gpu/drm/radeon/reg_srcs/r420
@@ -130,7 +130,6 @@ r420 0x4f60
 0x401C GB_SELECT
 0x4020 GB_AA_CONFIG
 0x4024 GB_FIFO_SIZE
-0x4028 GB_Z_PEQ_CONFIG
 0x4100 TX_INVALTAGS
 0x4200 GA_POINT_S0
 0x4204 GA_POINT_T0
@@ -750,9 +749,7 @@ r420 0x4f60
 0x4DF4 US_ALU_CONST_G_31
 0x4DF8 US_ALU_CONST_B_31
 0x4DFC US_ALU_CONST_A_31
-0x4E04 RB3D_BLENDCNTL_R3
 0x4E08 RB3D_ABLENDCNTL_R3
-0x4E0C RB3D_COLOR_CHANNEL_MASK
 0x4E10 RB3D_CONSTANT_COLOR
 0x4E14 RB3D_COLOR_CLEAR_VALUE
 0x4E18 RB3D_ROPCNTL_R3
@@ -773,13 +770,11 @@ r420 0x4f60
 0x4E74 RB3D_CMASK_WRINDEX
 0x4E78 RB3D_CMASK_DWORD
 0x4E7C RB3D_CMASK_RDINDEX
-0x4E80 RB3D_AARESOLVE_OFFSET
-0x4E84 RB3D_AARESOLVE_PITCH
-0x4E88 RB3D_AARESOLVE_CTL
 0x4EA0 RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD
 0x4EA4 RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD
 0x4F04 ZB_ZSTENCILCNTL
 0x4F08 ZB_STENCILREFMASK
 0x4F14 ZB_ZTOP
 0x4F18 ZB_ZCACHE_CTLSTAT
+0x4F28 ZB_DEPTHCLEARVALUE
 0x4F58 ZB_ZPASS_DATA
diff --git a/drivers/gpu/drm/radeon/reg_srcs/rs600 b/drivers/gpu/drm/radeon/reg_srcs/rs600
index 0828d80396f2..d9f62866bbc1 100644
--- a/drivers/gpu/drm/radeon/reg_srcs/rs600
+++ b/drivers/gpu/drm/radeon/reg_srcs/rs600
@@ -749,9 +749,7 @@ rs600 0x6d40
 0x4DF4 US_ALU_CONST_G_31
 0x4DF8 US_ALU_CONST_B_31
 0x4DFC US_ALU_CONST_A_31
-0x4E04 RB3D_BLENDCNTL_R3
 0x4E08 RB3D_ABLENDCNTL_R3
-0x4E0C RB3D_COLOR_CHANNEL_MASK
 0x4E10 RB3D_CONSTANT_COLOR
 0x4E14 RB3D_COLOR_CLEAR_VALUE
 0x4E18 RB3D_ROPCNTL_R3
@@ -772,13 +770,11 @@ rs600 0x6d40
 0x4E74 RB3D_CMASK_WRINDEX
 0x4E78 RB3D_CMASK_DWORD
 0x4E7C RB3D_CMASK_RDINDEX
-0x4E80 RB3D_AARESOLVE_OFFSET
-0x4E84 RB3D_AARESOLVE_PITCH
-0x4E88 RB3D_AARESOLVE_CTL
 0x4EA0 RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD
 0x4EA4 RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD
 0x4F04 ZB_ZSTENCILCNTL
 0x4F08 ZB_STENCILREFMASK
 0x4F14 ZB_ZTOP
 0x4F18 ZB_ZCACHE_CTLSTAT
+0x4F28 ZB_DEPTHCLEARVALUE
 0x4F58 ZB_ZPASS_DATA
diff --git a/drivers/gpu/drm/radeon/reg_srcs/rv515 b/drivers/gpu/drm/radeon/reg_srcs/rv515
index ef422bbacfc1..911a8fbd32bb 100644
--- a/drivers/gpu/drm/radeon/reg_srcs/rv515
+++ b/drivers/gpu/drm/radeon/reg_srcs/rv515
@@ -164,7 +164,6 @@ rv515 0x6d40
 0x401C GB_SELECT
 0x4020 GB_AA_CONFIG
 0x4024 GB_FIFO_SIZE
-0x4028 GB_Z_PEQ_CONFIG
 0x4100 TX_INVALTAGS
 0x4114 SU_TEX_WRAP_PS3
 0x4118 PS3_ENABLE
@@ -461,9 +460,7 @@ rv515 0x6d40
 0x4DF4 US_ALU_CONST_G_31
 0x4DF8 US_ALU_CONST_B_31
 0x4DFC US_ALU_CONST_A_31
-0x4E04 RB3D_BLENDCNTL_R3
 0x4E08 RB3D_ABLENDCNTL_R3
-0x4E0C RB3D_COLOR_CHANNEL_MASK
 0x4E10 RB3D_CONSTANT_COLOR
 0x4E14 RB3D_COLOR_CLEAR_VALUE
 0x4E18 RB3D_ROPCNTL_R3
@@ -484,9 +481,6 @@ rv515 0x6d40
 0x4E74 RB3D_CMASK_WRINDEX
 0x4E78 RB3D_CMASK_DWORD
 0x4E7C RB3D_CMASK_RDINDEX
-0x4E80 RB3D_AARESOLVE_OFFSET
-0x4E84 RB3D_AARESOLVE_PITCH
-0x4E88 RB3D_AARESOLVE_CTL
 0x4EA0 RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD
 0x4EA4 RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD
 0x4EF8 RB3D_CONSTANT_COLOR_AR
@@ -496,4 +490,5 @@ rv515 0x6d40
 0x4F14 ZB_ZTOP
 0x4F18 ZB_ZCACHE_CTLSTAT
 0x4F58 ZB_ZPASS_DATA
+0x4F28 ZB_DEPTHCLEARVALUE
 0x4FD4 ZB_STENCILREFMASK_BF
diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c
index 5512e4e5e636..c76283d9eb3d 100644
--- a/drivers/gpu/drm/radeon/rs400.c
+++ b/drivers/gpu/drm/radeon/rs400.c
@@ -203,6 +203,9 @@ void rs400_gart_fini(struct radeon_device *rdev)
         radeon_gart_table_ram_free(rdev);
 }
 
+#define RS400_PTE_WRITEABLE (1 << 2)
+#define RS400_PTE_READABLE  (1 << 3)
+
 int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
 {
         uint32_t entry;
@@ -213,7 +216,7 @@ int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
 
         entry = (lower_32_bits(addr) & PAGE_MASK) |
                 ((upper_32_bits(addr) & 0xff) << 4) |
-                0xc;
+                RS400_PTE_WRITEABLE | RS400_PTE_READABLE;
         entry = cpu_to_le32(entry);
         rdev->gart.table.ram.ptr[i] = entry;
         return 0;
@@ -226,8 +229,8 @@ int rs400_mc_wait_for_idle(struct radeon_device *rdev)
 
         for (i = 0; i < rdev->usec_timeout; i++) {
                 /* read MC_STATUS */
-                tmp = RREG32(0x0150);
-                if (tmp & (1 << 2)) {
+                tmp = RREG32(RADEON_MC_STATUS);
+                if (tmp & RADEON_MC_IDLE) {
                         return 0;
                 }
                 DRM_UDELAY(1);
@@ -241,7 +244,7 @@ void rs400_gpu_init(struct radeon_device *rdev)
         r420_pipes_init(rdev);
         if (rs400_mc_wait_for_idle(rdev)) {
                 printk(KERN_WARNING "rs400: Failed to wait MC idle while "
-                       "programming pipes. Bad things might happen. %08x\n", RREG32(0x150));
+                       "programming pipes. Bad things might happen. %08x\n", RREG32(RADEON_MC_STATUS));
         }
 }
 
@@ -300,9 +303,9 @@ static int rs400_debugfs_gart_info(struct seq_file *m, void *data)
                 seq_printf(m, "MCCFG_AGP_BASE_2 0x%08x\n", tmp);
                 tmp = RREG32_MC(RS690_MCCFG_AGP_LOCATION);
                 seq_printf(m, "MCCFG_AGP_LOCATION 0x%08x\n", tmp);
-                tmp = RREG32_MC(0x100);
+                tmp = RREG32_MC(RS690_MCCFG_FB_LOCATION);
                 seq_printf(m, "MCCFG_FB_LOCATION 0x%08x\n", tmp);
-                tmp = RREG32(0x134);
+                tmp = RREG32(RS690_HDP_FB_LOCATION);
                 seq_printf(m, "HDP_FB_LOCATION 0x%08x\n", tmp);
         } else {
                 tmp = RREG32(RADEON_AGP_BASE);
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index 0137d3e3728d..6638c8e4c81b 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -77,9 +77,9 @@ void rs690_pm_info(struct radeon_device *rdev)
                 switch (crev) {
                 case 1:
                         tmp.full = dfixed_const(100);
-                        rdev->pm.igp_sideport_mclk.full = dfixed_const(info->info.ulBootUpMemoryClock);
+                        rdev->pm.igp_sideport_mclk.full = dfixed_const(le32_to_cpu(info->info.ulBootUpMemoryClock));
                         rdev->pm.igp_sideport_mclk.full = dfixed_div(rdev->pm.igp_sideport_mclk, tmp);
-                        if (info->info.usK8MemoryClock)
+                        if (le16_to_cpu(info->info.usK8MemoryClock))
                                 rdev->pm.igp_system_mclk.full = dfixed_const(le16_to_cpu(info->info.usK8MemoryClock));
                         else if (rdev->clock.default_mclk) {
                                 rdev->pm.igp_system_mclk.full = dfixed_const(rdev->clock.default_mclk);
@@ -91,16 +91,16 @@ void rs690_pm_info(struct radeon_device *rdev)
                         break;
                 case 2:
                         tmp.full = dfixed_const(100);
-                        rdev->pm.igp_sideport_mclk.full = dfixed_const(info->info_v2.ulBootUpSidePortClock);
+                        rdev->pm.igp_sideport_mclk.full = dfixed_const(le32_to_cpu(info->info_v2.ulBootUpSidePortClock));
                         rdev->pm.igp_sideport_mclk.full = dfixed_div(rdev->pm.igp_sideport_mclk, tmp);
-                        if (info->info_v2.ulBootUpUMAClock)
-                                rdev->pm.igp_system_mclk.full = dfixed_const(info->info_v2.ulBootUpUMAClock);
+                        if (le32_to_cpu(info->info_v2.ulBootUpUMAClock))
+                                rdev->pm.igp_system_mclk.full = dfixed_const(le32_to_cpu(info->info_v2.ulBootUpUMAClock));
                         else if (rdev->clock.default_mclk)
                                 rdev->pm.igp_system_mclk.full = dfixed_const(rdev->clock.default_mclk);
                         else
                                 rdev->pm.igp_system_mclk.full = dfixed_const(66700);
                         rdev->pm.igp_system_mclk.full = dfixed_div(rdev->pm.igp_system_mclk, tmp);
-                        rdev->pm.igp_ht_link_clk.full = dfixed_const(info->info_v2.ulHTLinkFreq);
+                        rdev->pm.igp_ht_link_clk.full = dfixed_const(le32_to_cpu(info->info_v2.ulHTLinkFreq));
                         rdev->pm.igp_ht_link_clk.full = dfixed_div(rdev->pm.igp_ht_link_clk, tmp);
                         rdev->pm.igp_ht_link_width.full = dfixed_const(le16_to_cpu(info->info_v2.usMinHTLinkWidth));
                         break;
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index 5d569f41f4ae..64b57af93714 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -69,13 +69,13 @@ void rv515_ring_start(struct radeon_device *rdev)
                           ISYNC_CPSCRATCH_IDLEGUI);
         radeon_ring_write(rdev, PACKET0(WAIT_UNTIL, 0));
         radeon_ring_write(rdev, WAIT_2D_IDLECLEAN | WAIT_3D_IDLECLEAN);
-        radeon_ring_write(rdev, PACKET0(0x170C, 0));
-        radeon_ring_write(rdev, 1 << 31);
+        radeon_ring_write(rdev, PACKET0(R300_DST_PIPE_CONFIG, 0));
+        radeon_ring_write(rdev, R300_PIPE_AUTO_CONFIG);
         radeon_ring_write(rdev, PACKET0(GB_SELECT, 0));
         radeon_ring_write(rdev, 0);
         radeon_ring_write(rdev, PACKET0(GB_ENABLE, 0));
         radeon_ring_write(rdev, 0);
-        radeon_ring_write(rdev, PACKET0(0x42C8, 0));
+        radeon_ring_write(rdev, PACKET0(R500_SU_REG_DEST, 0));
         radeon_ring_write(rdev, (1 << rdev->num_gb_pipes) - 1);
         radeon_ring_write(rdev, PACKET0(VAP_INDEX_OFFSET, 0));
         radeon_ring_write(rdev, 0);
@@ -153,8 +153,8 @@ void rv515_gpu_init(struct radeon_device *rdev)
         }
         rv515_vga_render_disable(rdev);
         r420_pipes_init(rdev);
-        gb_pipe_select = RREG32(0x402C);
-        tmp = RREG32(0x170C);
+        gb_pipe_select = RREG32(R400_GB_PIPE_SELECT);
+        tmp = RREG32(R300_DST_PIPE_CONFIG);
         pipe_select_current = (tmp >> 2) & 3;
         tmp = (1 << pipe_select_current) |
               (((gb_pipe_select >> 8) & 0xF) << 4);
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 491dc9000655..d8ba67690656 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -78,18 +78,23 @@ u32 rv770_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
 }
 
 /* get temperature in millidegrees */
-u32 rv770_get_temp(struct radeon_device *rdev)
+int rv770_get_temp(struct radeon_device *rdev)
 {
         u32 temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_T_MASK) >>
                 ASIC_T_SHIFT;
-        u32 actual_temp = 0;
-
-        if ((temp >> 9) & 1)
-                actual_temp = 0;
-        else
-                actual_temp = (temp >> 1) & 0xff;
-
-        return actual_temp * 1000;
+        int actual_temp;
+
+        if (temp & 0x400)
+                actual_temp = -256;
+        else if (temp & 0x200)
+                actual_temp = 255;
+        else if (temp & 0x100) {
+                actual_temp = temp & 0x1ff;
+                actual_temp |= ~0x1ff;
+        } else
+                actual_temp = temp & 0xff;
+
+        return (actual_temp * 1000) / 2;
 }
 
 void rv770_pm_misc(struct radeon_device *rdev)
@@ -316,7 +321,11 @@ static int rv770_cp_load_microcode(struct radeon_device *rdev)
                 return -EINVAL;
 
         r700_cp_stop(rdev);
-        WREG32(CP_RB_CNTL, RB_NO_UPDATE | (15 << 8) | (3 << 0));
+        WREG32(CP_RB_CNTL,
+#ifdef __BIG_ENDIAN
+               BUF_SWAP_32BIT |
+#endif
+               RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
 
         /* Reset cp */
         WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
diff --git a/drivers/gpu/drm/radeon/rv770d.h b/drivers/gpu/drm/radeon/rv770d.h
index abc8cf5a3672..79fa588e9ed5 100644
--- a/drivers/gpu/drm/radeon/rv770d.h
+++ b/drivers/gpu/drm/radeon/rv770d.h
@@ -76,10 +76,10 @@
 #define         ROQ_IB1_START(x)                                ((x) << 0)
 #define         ROQ_IB2_START(x)                                ((x) << 8)
 #define CP_RB_CNTL                                      0xC104
-#define         RB_BUFSZ(x)                                     ((x)<<0)
-#define         RB_BLKSZ(x)                                     ((x)<<8)
-#define         RB_NO_UPDATE                                    (1<<27)
-#define         RB_RPTR_WR_ENA                                  (1<<31)
+#define         RB_BUFSZ(x)                                     ((x) << 0)
+#define         RB_BLKSZ(x)                                     ((x) << 8)
+#define         RB_NO_UPDATE                                    (1 << 27)
+#define         RB_RPTR_WR_ENA                                  (1 << 31)
 #define         BUF_SWAP_32BIT                                  (2 << 16)
 #define CP_RB_RPTR                                      0x8700
 #define CP_RB_RPTR_ADDR                                 0xC10C
diff --git a/drivers/gpu/stub/Kconfig b/drivers/gpu/stub/Kconfig
index 09aea5f1556d..70e60a4bb678 100644
--- a/drivers/gpu/stub/Kconfig
+++ b/drivers/gpu/stub/Kconfig
@@ -1,11 +1,13 @@
 config STUB_POULSBO
         tristate "Intel GMA500 Stub Driver"
         depends on PCI
+        depends on NET # for THERMAL
         # Poulsbo stub depends on ACPI_VIDEO when ACPI is enabled
         # but for select to work, need to select ACPI_VIDEO's dependencies, ick
         select BACKLIGHT_CLASS_DEVICE if ACPI
         select INPUT if ACPI
         select ACPI_VIDEO if ACPI
+        select THERMAL if ACPI
         help
           Choose this option if you have a system that has Intel GMA500
           (Poulsbo) integrated graphics. If M is selected, the module will
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 773e484f1646..297bc9a7d6e6 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -238,13 +238,13 @@ config SENSORS_K8TEMP
           will be called k8temp.
 
 config SENSORS_K10TEMP
-        tristate "AMD Phenom/Sempron/Turion/Opteron temperature sensor"
+        tristate "AMD Family 10h/11h/12h/14h temperature sensor"
         depends on X86 && PCI
         help
           If you say yes here you get support for the temperature
           sensor(s) inside your CPU. Supported are later revisions of
-          the AMD Family 10h and all revisions of the AMD Family 11h
-          microarchitectures.
+          the AMD Family 10h and all revisions of the AMD Family 11h,
+          12h (Llano), and 14h (Brazos) microarchitectures.
 
           This driver can also be built as a module.  If so, the module
           will be called k10temp.
@@ -455,13 +455,14 @@ config SENSORS_JZ4740
           called jz4740-hwmon.
 
 config SENSORS_JC42
-        tristate "JEDEC JC42.4 compliant temperature sensors"
+        tristate "JEDEC JC42.4 compliant memory module temperature sensors"
         depends on I2C
         help
-          If you say yes here you get support for Jedec JC42.4 compliant
-          temperature sensors. Support will include, but not be limited to,
-          ADT7408, CAT34TS02,, CAT6095, MAX6604, MCP9805, MCP98242, MCP98243,
-          MCP9843, SE97, SE98, STTS424, TSE2002B3, and TS3000B3.
+          If you say yes here, you get support for JEDEC JC42.4 compliant
+          temperature sensors, which are used on many DDR3 memory modules for
+          mobile devices and servers.  Support will include, but not be limited
+          to, ADT7408, CAT34TS02, CAT6095, MAX6604, MCP9805, MCP98242, MCP98243,
+          MCP9843, SE97, SE98, STTS424(E), TSE2002B3, and TS3000B3.
 
           This driver can also be built as a module.  If so, the module
           will be called jc42.
@@ -574,7 +575,7 @@ config SENSORS_LM85
         help
           If you say yes here you get support for National Semiconductor LM85
           sensor chips and clones: ADM1027, ADT7463, ADT7468, EMC6D100,
-          EMC6D101 and EMC6D102.
+          EMC6D101, EMC6D102, and EMC6D103.
 
           This driver can also be built as a module.  If so, the module
           will be called lm85.
diff --git a/drivers/hwmon/ad7414.c b/drivers/hwmon/ad7414.c
index 86d822aa9bbf..d46c0c758ddf 100644
--- a/drivers/hwmon/ad7414.c
+++ b/drivers/hwmon/ad7414.c
@@ -242,6 +242,7 @@ static const struct i2c_device_id ad7414_id[] = {
         { "ad7414", 0 },
         {}
 };
+MODULE_DEVICE_TABLE(i2c, ad7414_id);
 
 static struct i2c_driver ad7414_driver = {
         .driver = {
diff --git a/drivers/hwmon/adt7411.c b/drivers/hwmon/adt7411.c
index f13c843a2964..5cc3e3784b42 100644
--- a/drivers/hwmon/adt7411.c
+++ b/drivers/hwmon/adt7411.c
@@ -334,6 +334,7 @@ static const struct i2c_device_id adt7411_id[] = {
         { "adt7411", 0 },
         { }
 };
+MODULE_DEVICE_TABLE(i2c, adt7411_id);
 
 static struct i2c_driver adt7411_driver = {
         .driver         = {
diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index 5dea9faa1656..cd2a6e437aec 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -344,7 +344,7 @@ static int emc1403_remove(struct i2c_client *client)
 }
 
 static const unsigned short emc1403_address_list[] = {
-        0x18, 0x2a, 0x4c, 0x4d, I2C_CLIENT_END
+        0x18, 0x29, 0x4c, 0x4d, I2C_CLIENT_END
 };
 
 static const struct i2c_device_id emc1403_idtable[] = {
diff --git a/drivers/hwmon/jc42.c b/drivers/hwmon/jc42.c
index 340fc78c8dde..934991237061 100644
--- a/drivers/hwmon/jc42.c
+++ b/drivers/hwmon/jc42.c
@@ -53,6 +53,8 @@ static const unsigned short normal_i2c[] = {
 
 /* Configuration register defines */
 #define JC42_CFG_CRIT_ONLY      (1 << 2)
+#define JC42_CFG_TCRIT_LOCK     (1 << 6)
+#define JC42_CFG_EVENT_LOCK     (1 << 7)
 #define JC42_CFG_SHUTDOWN       (1 << 8)
 #define JC42_CFG_HYST_SHIFT     9
 #define JC42_CFG_HYST_MASK      0x03
@@ -332,7 +334,7 @@ static ssize_t set_temp_crit_hyst(struct device *dev,
 {
         struct i2c_client *client = to_i2c_client(dev);
         struct jc42_data *data = i2c_get_clientdata(client);
-        long val;
+        unsigned long val;
         int diff, hyst;
         int err;
         int ret = count;
@@ -380,14 +382,14 @@ static ssize_t show_alarm(struct device *dev,
 
 static DEVICE_ATTR(temp1_input, S_IRUGO,
                    show_temp_input, NULL);
-static DEVICE_ATTR(temp1_crit, S_IWUSR | S_IRUGO,
+static DEVICE_ATTR(temp1_crit, S_IRUGO,
                    show_temp_crit, set_temp_crit);
-static DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO,
+static DEVICE_ATTR(temp1_min, S_IRUGO,
                    show_temp_min, set_temp_min);
-static DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO,
+static DEVICE_ATTR(temp1_max, S_IRUGO,
                    show_temp_max, set_temp_max);
 
-static DEVICE_ATTR(temp1_crit_hyst, S_IWUSR | S_IRUGO,
+static DEVICE_ATTR(temp1_crit_hyst, S_IRUGO,
                    show_temp_crit_hyst, set_temp_crit_hyst);
 static DEVICE_ATTR(temp1_max_hyst, S_IRUGO,
                    show_temp_max_hyst, NULL);
@@ -412,8 +414,31 @@ static struct attribute *jc42_attributes[] = {
         NULL
 };
 
+static mode_t jc42_attribute_mode(struct kobject *kobj,
+                                  struct attribute *attr, int index)
+{
+        struct device *dev = container_of(kobj, struct device, kobj);
+        struct i2c_client *client = to_i2c_client(dev);
+        struct jc42_data *data = i2c_get_clientdata(client);
+        unsigned int config = data->config;
+        bool readonly;
+
+        if (attr == &dev_attr_temp1_crit.attr)
+                readonly = config & JC42_CFG_TCRIT_LOCK;
+        else if (attr == &dev_attr_temp1_min.attr ||
+                 attr == &dev_attr_temp1_max.attr)
+                readonly = config & JC42_CFG_EVENT_LOCK;
+        else if (attr == &dev_attr_temp1_crit_hyst.attr)
+                readonly = config & (JC42_CFG_EVENT_LOCK | JC42_CFG_TCRIT_LOCK);
+        else
+                readonly = true;
+
+        return S_IRUGO | (readonly ? 0 : S_IWUSR);
+}
+
 static const struct attribute_group jc42_group = {
         .attrs = jc42_attributes,
+        .is_visible = jc42_attribute_mode,
 };
 
 /* Return 0 if detection is successful, -ENODEV otherwise */
diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
index da5a2404cd3e..82bf65aa2968 100644
--- a/drivers/hwmon/k10temp.c
+++ b/drivers/hwmon/k10temp.c
@@ -1,5 +1,5 @@
 /*
- * k10temp.c - AMD Family 10h/11h processor hardware monitoring
+ * k10temp.c - AMD Family 10h/11h/12h/14h processor hardware monitoring
  *
  * Copyright (c) 2009 Clemens Ladisch <clemens@ladisch.de>
  *
@@ -25,7 +25,7 @@
 #include <linux/pci.h>
 #include <asm/processor.h>
 
-MODULE_DESCRIPTION("AMD Family 10h/11h CPU core temperature monitor");
+MODULE_DESCRIPTION("AMD Family 10h/11h/12h/14h CPU core temperature monitor");
 MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
 MODULE_LICENSE("GPL");
 
@@ -208,6 +208,7 @@ static void __devexit k10temp_remove(struct pci_dev *pdev)
 static const struct pci_device_id k10temp_id_table[] = {
         { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_10H_NB_MISC) },
         { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_11H_NB_MISC) },
+        { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_CNB17H_F3) },
         {}
 };
 MODULE_DEVICE_TABLE(pci, k10temp_id_table);
diff --git a/drivers/hwmon/lm63.c b/drivers/hwmon/lm63.c
index 776aeb3019d2..508cb291f71b 100644
--- a/drivers/hwmon/lm63.c
+++ b/drivers/hwmon/lm63.c
@@ -98,6 +98,9 @@ static const unsigned short normal_i2c[] = { 0x18, 0x4c, 0x4e, I2C_CLIENT_END };
  * value, it uses signed 8-bit values with LSB = 1 degree Celsius.
  * For remote temperature, low and high limits, it uses signed 11-bit values
  * with LSB = 0.125 degree Celsius, left-justified in 16-bit registers.
+ * For LM64 the actual remote diode temperature is 16 degree Celsius higher
+ * than the register reading. Remote temperature setpoints have to be
+ * adapted accordingly.
  */
 
 #define FAN_FROM_REG(reg)       ((reg) == 0xFFFC || (reg) == 0 ? 0 : \
@@ -165,6 +168,8 @@ struct lm63_data {
         struct mutex update_lock;
         char valid; /* zero until following fields are valid */
         unsigned long last_updated; /* in jiffies */
+        int kind;
+        int temp2_offset;
 
         /* registers values */
         u8 config, config_fan;
@@ -247,16 +252,34 @@ static ssize_t show_pwm1_enable(struct device *dev, struct device_attribute *dum
         return sprintf(buf, "%d\n", data->config_fan & 0x20 ? 1 : 2);
 }
 
-static ssize_t show_temp8(struct device *dev, struct device_attribute *devattr,
-                          char *buf)
+/*
+ * There are 8bit registers for both local(temp1) and remote(temp2) sensor.
+ * For remote sensor registers temp2_offset has to be considered,
+ * for local sensor it must not.
+ * So we need separate 8bit accessors for local and remote sensor.
+ */
+static ssize_t show_local_temp8(struct device *dev,
+                                struct device_attribute *devattr,
+                                char *buf)
 {
         struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
         struct lm63_data *data = lm63_update_device(dev);
         return sprintf(buf, "%d\n", TEMP8_FROM_REG(data->temp8[attr->index]));
 }
 
-static ssize_t set_temp8(struct device *dev, struct device_attribute *dummy,
-                         const char *buf, size_t count)
+static ssize_t show_remote_temp8(struct device *dev,
+                                 struct device_attribute *devattr,
+                                 char *buf)
+{
+        struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+        struct lm63_data *data = lm63_update_device(dev);
+        return sprintf(buf, "%d\n", TEMP8_FROM_REG(data->temp8[attr->index])
+                       + data->temp2_offset);
+}
+
+static ssize_t set_local_temp8(struct device *dev,
+                               struct device_attribute *dummy,
+                               const char *buf, size_t count)
 {
         struct i2c_client *client = to_i2c_client(dev);
         struct lm63_data *data = i2c_get_clientdata(client);
@@ -274,7 +297,8 @@ static ssize_t show_temp11(struct device *dev, struct device_attribute *devattr,
 {
         struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
         struct lm63_data *data = lm63_update_device(dev);
-        return sprintf(buf, "%d\n", TEMP11_FROM_REG(data->temp11[attr->index]));
+        return sprintf(buf, "%d\n", TEMP11_FROM_REG(data->temp11[attr->index])
+                       + data->temp2_offset);
 }
 
 static ssize_t set_temp11(struct device *dev, struct device_attribute *devattr,
@@ -294,7 +318,7 @@ static ssize_t set_temp11(struct device *dev, struct device_attribute *devattr,
         int nr = attr->index;
 
         mutex_lock(&data->update_lock);
-        data->temp11[nr] = TEMP11_TO_REG(val);
+        data->temp11[nr] = TEMP11_TO_REG(val - data->temp2_offset);
         i2c_smbus_write_byte_data(client, reg[(nr - 1) * 2],
                                   data->temp11[nr] >> 8);
         i2c_smbus_write_byte_data(client, reg[(nr - 1) * 2 + 1],
@@ -310,6 +334,7 @@ static ssize_t show_temp2_crit_hyst(struct device *dev, struct device_attribute
 {
         struct lm63_data *data = lm63_update_device(dev);
         return sprintf(buf, "%d\n", TEMP8_FROM_REG(data->temp8[2])
+                       + data->temp2_offset
                        - TEMP8_FROM_REG(data->temp2_crit_hyst));
 }
 
@@ -324,7 +349,7 @@ static ssize_t set_temp2_crit_hyst(struct device *dev, struct device_attribute *
         long hyst;
 
         mutex_lock(&data->update_lock);
-        hyst = TEMP8_FROM_REG(data->temp8[2]) - val;
+        hyst = TEMP8_FROM_REG(data->temp8[2]) + data->temp2_offset - val;
         i2c_smbus_write_byte_data(client, LM63_REG_REMOTE_TCRIT_HYST,
                                   HYST_TO_REG(hyst));
         mutex_unlock(&data->update_lock);
@@ -355,16 +380,21 @@ static SENSOR_DEVICE_ATTR(fan1_min, S_IWUSR | S_IRUGO, show_fan,
 static DEVICE_ATTR(pwm1, S_IWUSR | S_IRUGO, show_pwm1, set_pwm1);
 static DEVICE_ATTR(pwm1_enable, S_IRUGO, show_pwm1_enable, NULL);
 
-static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp8, NULL, 0);
-static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp8,
-        set_temp8, 1);
+static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_local_temp8, NULL, 0);
+static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_local_temp8,
+        set_local_temp8, 1);
 
 static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp11, NULL, 0);
 static SENSOR_DEVICE_ATTR(temp2_min, S_IWUSR | S_IRUGO, show_temp11,
         set_temp11, 1);
 static SENSOR_DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_temp11,
         set_temp11, 2);
-static SENSOR_DEVICE_ATTR(temp2_crit, S_IRUGO, show_temp8, NULL, 2);
+/*
+ * On LM63, temp2_crit can be set only once, which should be job
+ * of the bootloader.
+ */
+static SENSOR_DEVICE_ATTR(temp2_crit, S_IRUGO, show_remote_temp8,
+        NULL, 2);
 static DEVICE_ATTR(temp2_crit_hyst, S_IWUSR | S_IRUGO, show_temp2_crit_hyst,
         set_temp2_crit_hyst);
 
@@ -479,7 +509,12 @@ static int lm63_probe(struct i2c_client *new_client,
         data->valid = 0;
         mutex_init(&data->update_lock);
 
-        /* Initialize the LM63 chip */
+        /* Set the device type */
+        data->kind = id->driver_data;
+        if (data->kind == lm64)
+                data->temp2_offset = 16000;
+
+        /* Initialize chip */
         lm63_init_client(new_client);
 
         /* Register sysfs hooks */
diff --git a/drivers/hwmon/lm85.c b/drivers/hwmon/lm85.c
index 1e229847f37a..d2cc28660816 100644
--- a/drivers/hwmon/lm85.c
+++ b/drivers/hwmon/lm85.c
@@ -41,7 +41,7 @@ static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
 enum chips {
         any_chip, lm85b, lm85c,
         adm1027, adt7463, adt7468,
-        emc6d100, emc6d102
+        emc6d100, emc6d102, emc6d103
 };
 
 /* The LM85 registers */
@@ -90,6 +90,9 @@ enum chips {
 #define LM85_VERSTEP_EMC6D100_A0        0x60
 #define LM85_VERSTEP_EMC6D100_A1        0x61
 #define LM85_VERSTEP_EMC6D102           0x65
+#define LM85_VERSTEP_EMC6D103_A0        0x68
+#define LM85_VERSTEP_EMC6D103_A1        0x69
+#define LM85_VERSTEP_EMC6D103S          0x6A    /* Also known as EMC6D103:A2 */
 
 #define LM85_REG_CONFIG                 0x40
 
@@ -348,6 +351,7 @@ static const struct i2c_device_id lm85_id[] = {
         { "emc6d100", emc6d100 },
         { "emc6d101", emc6d100 },
         { "emc6d102", emc6d102 },
+        { "emc6d103", emc6d103 },
         { }
 };
 MODULE_DEVICE_TABLE(i2c, lm85_id);
@@ -1250,6 +1254,20 @@ static int lm85_detect(struct i2c_client *client, struct i2c_board_info *info)
                 case LM85_VERSTEP_EMC6D102:
                         type_name = "emc6d102";
                         break;
+                case LM85_VERSTEP_EMC6D103_A0:
+                case LM85_VERSTEP_EMC6D103_A1:
+                        type_name = "emc6d103";
+                        break;
+                /*
+                 * Registers apparently missing in EMC6D103S/EMC6D103:A2
+                 * compared to EMC6D103:A0, EMC6D103:A1, and EMC6D102
+                 * (according to the data sheets), but used unconditionally
+                 * in the driver: 62[5:7], 6D[0:7], and 6E[0:7].
+                 * So skip EMC6D103S for now.
+                case LM85_VERSTEP_EMC6D103S:
+                        type_name = "emc6d103s";
+                        break;
+                 */
                 }
         } else {
                 dev_dbg(&adapter->dev,
@@ -1283,6 +1301,7 @@ static int lm85_probe(struct i2c_client *client,
         case adt7468:
         case emc6d100:
         case emc6d102:
+        case emc6d103:
                 data->freq_map = adm1027_freq_map;
                 break;
         default:
@@ -1468,7 +1487,7 @@ static struct lm85_data *lm85_update_device(struct device *dev)
                         /* More alarm bits */
                         data->alarms |= lm85_read_value(client,
                                                 EMC6D100_REG_ALARM3) << 16;
-                } else if (data->type == emc6d102) {
+                } else if (data->type == emc6d102 || data->type == emc6d103) {
                         /* Have to read LSB bits after the MSB ones because
                            the reading of the MSB bits has frozen the
                            LSBs (backward from the ADM1027).
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index b605ff3a1fa0..829a2a1029f7 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -847,11 +847,15 @@ complete:
                         dev_err(dev->dev, "Arbitration lost\n");
                         err |= OMAP_I2C_STAT_AL;
                 }
+                /*
+                 * ProDB0017052: Clear ARDY bit twice
+                 */
                 if (stat & (OMAP_I2C_STAT_ARDY | OMAP_I2C_STAT_NACK |
                                         OMAP_I2C_STAT_AL)) {
                         omap_i2c_ack_stat(dev, stat &
                                 (OMAP_I2C_STAT_RRDY | OMAP_I2C_STAT_RDR |
-                                OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR));
+                                OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR |
+                                OMAP_I2C_STAT_ARDY));
                         omap_i2c_complete_cmd(dev, err);
                         return IRQ_HANDLED;
                 }
@@ -1137,12 +1141,41 @@ omap_i2c_remove(struct platform_device *pdev)
         return 0;
 }
 
+#ifdef CONFIG_SUSPEND
+static int omap_i2c_suspend(struct device *dev)
+{
+        if (!pm_runtime_suspended(dev))
+                if (dev->bus && dev->bus->pm && dev->bus->pm->runtime_suspend)
+                        dev->bus->pm->runtime_suspend(dev);
+
+        return 0;
+}
+
+static int omap_i2c_resume(struct device *dev)
+{
+        if (!pm_runtime_suspended(dev))
+                if (dev->bus && dev->bus->pm && dev->bus->pm->runtime_resume)
+                        dev->bus->pm->runtime_resume(dev);
+
+        return 0;
+}
+
+static struct dev_pm_ops omap_i2c_pm_ops = {
+        .suspend = omap_i2c_suspend,
+        .resume = omap_i2c_resume,
+};
+#define OMAP_I2C_PM_OPS (&omap_i2c_pm_ops)
+#else
+#define OMAP_I2C_PM_OPS NULL
+#endif
+
 static struct platform_driver omap_i2c_driver = {
         .probe          = omap_i2c_probe,
         .remove         = omap_i2c_remove,
         .driver         = {
                 .name   = "omap_i2c",
                 .owner  = THIS_MODULE,
+                .pm     = OMAP_I2C_PM_OPS,
         },
 };
 
diff --git a/drivers/i2c/busses/i2c-stu300.c b/drivers/i2c/busses/i2c-stu300.c
index 495be451d326..266135ddf7fa 100644
--- a/drivers/i2c/busses/i2c-stu300.c
+++ b/drivers/i2c/busses/i2c-stu300.c
@@ -942,7 +942,7 @@ stu300_probe(struct platform_device *pdev)
         adap->owner = THIS_MODULE;
         /* DDC class but actually often used for more generic I2C */
         adap->class = I2C_CLASS_DDC;
-        strncpy(adap->name, "ST Microelectronics DDC I2C adapter",
+        strlcpy(adap->name, "ST Microelectronics DDC I2C adapter",
                 sizeof(adap->name));
         adap->nr = bus_nr;
         adap->algo = &stu300_algo;
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
index 1fa091e05690..4a5c4a44ffb1 100644
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -62,6 +62,7 @@
 #include <linux/notifier.h>
 #include <linux/cpu.h>
 #include <asm/mwait.h>
+#include <asm/msr.h>
 
 #define INTEL_IDLE_VERSION "0.4"
 #define PREFIX "intel_idle: "
@@ -85,6 +86,12 @@ static int intel_idle(struct cpuidle_device *dev, struct cpuidle_state *state);
 static struct cpuidle_state *cpuidle_state_table;
 
 /*
+ * Hardware C-state auto-demotion may not always be optimal.
+ * Indicate which enable bits to clear here.
+ */
+static unsigned long long auto_demotion_disable_flags;
+
+/*
  * Set this flag for states where the HW flushes the TLB for us
  * and so we don't need cross-calls to keep it consistent.
  * If this flag is set, SW flushes the TLB, so even if the
@@ -281,6 +288,15 @@ static struct notifier_block setup_broadcast_notifier = {
         .notifier_call = setup_broadcast_cpuhp_notify,
 };
 
+static void auto_demotion_disable(void *dummy)
+{
+        unsigned long long msr_bits;
+
+        rdmsrl(MSR_NHM_SNB_PKG_CST_CFG_CTL, msr_bits);
+        msr_bits &= ~auto_demotion_disable_flags;
+        wrmsrl(MSR_NHM_SNB_PKG_CST_CFG_CTL, msr_bits);
+}
+
 /*
  * intel_idle_probe()
  */
@@ -324,11 +340,17 @@ static int intel_idle_probe(void)
         case 0x25:      /* Westmere */
         case 0x2C:      /* Westmere */
                 cpuidle_state_table = nehalem_cstates;
+                auto_demotion_disable_flags =
+                        (NHM_C1_AUTO_DEMOTE | NHM_C3_AUTO_DEMOTE);
                 break;
 
         case 0x1C:      /* 28 - Atom Processor */
+                cpuidle_state_table = atom_cstates;
+                break;
+
         case 0x26:      /* 38 - Lincroft Atom Processor */
                 cpuidle_state_table = atom_cstates;
+                auto_demotion_disable_flags = ATM_LNC_C6_AUTO_DEMOTE;
                 break;
 
         case 0x2A:      /* SNB */
@@ -436,6 +458,8 @@ static int intel_idle_cpuidle_devices_init(void)
                         return -EIO;
                 }
         }
+        if (auto_demotion_disable_flags)
+                smp_call_function(auto_demotion_disable, NULL, 1);
 
         return 0;
 }
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c
index e38be1bcc01c..fbbfa24cf572 100644
--- a/drivers/infiniband/core/sa_query.c
+++ b/drivers/infiniband/core/sa_query.c
@@ -1079,7 +1079,7 @@ static void ib_sa_remove_one(struct ib_device *device)
 
         ib_unregister_event_handler(&sa_dev->event_handler);
 
-        flush_scheduled_work();
+        flush_workqueue(ib_wq);
 
         for (i = 0; i <= sa_dev->end_port - sa_dev->start_port; ++i) {
                 if (rdma_port_get_link_layer(device, i + 1) == IB_LINK_LAYER_INFINIBAND) {
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index ca12acf38379..ec1e9da1488b 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -636,6 +636,16 @@ static void ucma_copy_iboe_route(struct rdma_ucm_query_route_resp *resp,
         }
 }
 
+static void ucma_copy_iw_route(struct rdma_ucm_query_route_resp *resp,
+                               struct rdma_route *route)
+{
+        struct rdma_dev_addr *dev_addr;
+
+        dev_addr = &route->addr.dev_addr;
+        rdma_addr_get_dgid(dev_addr, (union ib_gid *) &resp->ib_route[0].dgid);
+        rdma_addr_get_sgid(dev_addr, (union ib_gid *) &resp->ib_route[0].sgid);
+}
+
 static ssize_t ucma_query_route(struct ucma_file *file,
                                 const char __user *inbuf,
                                 int in_len, int out_len)
@@ -670,8 +680,10 @@ static ssize_t ucma_query_route(struct ucma_file *file,
 
         resp.node_guid = (__force __u64) ctx->cm_id->device->node_guid;
         resp.port_num = ctx->cm_id->port_num;
-        if (rdma_node_get_transport(ctx->cm_id->device->node_type) == RDMA_TRANSPORT_IB) {
-                switch (rdma_port_get_link_layer(ctx->cm_id->device, ctx->cm_id->port_num)) {
+        switch (rdma_node_get_transport(ctx->cm_id->device->node_type)) {
+        case RDMA_TRANSPORT_IB:
+                switch (rdma_port_get_link_layer(ctx->cm_id->device,
+                        ctx->cm_id->port_num)) {
                 case IB_LINK_LAYER_INFINIBAND:
                         ucma_copy_ib_route(&resp, &ctx->cm_id->route);
                         break;
@@ -681,6 +693,12 @@ static ssize_t ucma_query_route(struct ucma_file *file,
                 default:
                         break;
                 }
+                break;
+        case RDMA_TRANSPORT_IWARP:
+                ucma_copy_iw_route(&resp, &ctx->cm_id->route);
+                break;
+        default:
+                break;
         }
 
 out:
diff --git a/drivers/infiniband/hw/amso1100/c2_vq.c b/drivers/infiniband/hw/amso1100/c2_vq.c
index 9ce7819b7b2e..2ec716fb2edb 100644
--- a/drivers/infiniband/hw/amso1100/c2_vq.c
+++ b/drivers/infiniband/hw/amso1100/c2_vq.c
@@ -107,7 +107,7 @@ struct c2_vq_req *vq_req_alloc(struct c2_dev *c2dev)
         r = kmalloc(sizeof(struct c2_vq_req), GFP_KERNEL);
         if (r) {
                 init_waitqueue_head(&r->wait_object);
-                r->reply_msg = (u64) NULL;
+                r->reply_msg = 0;
                 r->event = 0;
                 r->cm_id = NULL;
                 r->qp = NULL;
@@ -123,7 +123,7 @@ struct c2_vq_req *vq_req_alloc(struct c2_dev *c2dev)
  */
 void vq_req_free(struct c2_dev *c2dev, struct c2_vq_req *r)
 {
-        r->reply_msg = (u64) NULL;
+        r->reply_msg = 0;
         if (atomic_dec_and_test(&r->refcnt)) {
                 kfree(r);
         }
@@ -151,7 +151,7 @@ void vq_req_get(struct c2_dev *c2dev, struct c2_vq_req *r)
 void vq_req_put(struct c2_dev *c2dev, struct c2_vq_req *r)
 {
         if (atomic_dec_and_test(&r->refcnt)) {
-                if (r->reply_msg != (u64) NULL)
+                if (r->reply_msg != 0)
                         vq_repbuf_free(c2dev,
                                        (void *) (unsigned long) r->reply_msg);
                 kfree(r);
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 0dc62b1438be..8b00e6c46f01 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -380,7 +380,7 @@ static void send_flowc(struct c4iw_ep *ep, struct sk_buff *skb)
                                           16)) | FW_WR_FLOWID(ep->hwtid));
 
         flowc->mnemval[0].mnemonic = FW_FLOWC_MNEM_PFNVFN;
-        flowc->mnemval[0].val = cpu_to_be32(0);
+        flowc->mnemval[0].val = cpu_to_be32(PCI_FUNC(ep->com.dev->rdev.lldi.pdev->devfn) << 8);
         flowc->mnemval[1].mnemonic = FW_FLOWC_MNEM_CH;
         flowc->mnemval[1].val = cpu_to_be32(ep->tx_chan);
         flowc->mnemval[2].mnemonic = FW_FLOWC_MNEM_PORT;
diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c
index 20800900ef3f..4f0be25cab1a 100644
--- a/drivers/infiniband/hw/cxgb4/qp.c
+++ b/drivers/infiniband/hw/cxgb4/qp.c
@@ -220,7 +220,7 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq,
                 V_FW_RI_RES_WR_DCAEN(0) |
                 V_FW_RI_RES_WR_DCACPU(0) |
                 V_FW_RI_RES_WR_FBMIN(2) |
-                V_FW_RI_RES_WR_FBMAX(3) |
+                V_FW_RI_RES_WR_FBMAX(2) |
                 V_FW_RI_RES_WR_CIDXFTHRESHO(0) |
                 V_FW_RI_RES_WR_CIDXFTHRESH(0) |
                 V_FW_RI_RES_WR_EQSIZE(eqsize));
@@ -243,7 +243,7 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq,
                 V_FW_RI_RES_WR_DCAEN(0) |
                 V_FW_RI_RES_WR_DCACPU(0) |
                 V_FW_RI_RES_WR_FBMIN(2) |
-                V_FW_RI_RES_WR_FBMAX(3) |
+                V_FW_RI_RES_WR_FBMAX(2) |
                 V_FW_RI_RES_WR_CIDXFTHRESHO(0) |
                 V_FW_RI_RES_WR_CIDXFTHRESH(0) |
                 V_FW_RI_RES_WR_EQSIZE(eqsize));
diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c
index 8b606fd64022..08c194861af5 100644
--- a/drivers/infiniband/hw/nes/nes_hw.c
+++ b/drivers/infiniband/hw/nes/nes_hw.c
@@ -2610,9 +2610,11 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number)
                                         netif_carrier_on(nesvnic->netdev);
 
                                         spin_lock(&nesvnic->port_ibevent_lock);
-                                        if (nesdev->iw_status == 0) {
-                                                nesdev->iw_status = 1;
-                                                nes_port_ibevent(nesvnic);
+                                        if (nesvnic->of_device_registered) {
+                                                if (nesdev->iw_status == 0) {
+                                                        nesdev->iw_status = 1;
+                                                        nes_port_ibevent(nesvnic);
+                                                }
                                         }
                                         spin_unlock(&nesvnic->port_ibevent_lock);
                                 }
@@ -2642,9 +2644,11 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number)
                                         netif_carrier_off(nesvnic->netdev);
 
                                         spin_lock(&nesvnic->port_ibevent_lock);
-                                        if (nesdev->iw_status == 1) {
-                                                nesdev->iw_status = 0;
-                                                nes_port_ibevent(nesvnic);
+                                        if (nesvnic->of_device_registered) {
+                                                if (nesdev->iw_status == 1) {
+                                                        nesdev->iw_status = 0;
+                                                        nes_port_ibevent(nesvnic);
+                                                }
                                         }
                                         spin_unlock(&nesvnic->port_ibevent_lock);
                                 }
@@ -2703,9 +2707,11 @@ void nes_recheck_link_status(struct work_struct *work)
                                 netif_carrier_on(nesvnic->netdev);
 
                                 spin_lock(&nesvnic->port_ibevent_lock);
-                                if (nesdev->iw_status == 0) {
-                                        nesdev->iw_status = 1;
-                                        nes_port_ibevent(nesvnic);
+                                if (nesvnic->of_device_registered) {
+                                        if (nesdev->iw_status == 0) {
+                                                nesdev->iw_status = 1;
+                                                nes_port_ibevent(nesvnic);
+                                        }
                                 }
                                 spin_unlock(&nesvnic->port_ibevent_lock);
                         }
@@ -2723,9 +2729,11 @@ void nes_recheck_link_status(struct work_struct *work)
                                 netif_carrier_off(nesvnic->netdev);
 
                                 spin_lock(&nesvnic->port_ibevent_lock);
-                                if (nesdev->iw_status == 1) {
-                                        nesdev->iw_status = 0;
-                                        nes_port_ibevent(nesvnic);
+                                if (nesvnic->of_device_registered) {
+                                        if (nesdev->iw_status == 1) {
+                                                nesdev->iw_status = 0;
+                                                nes_port_ibevent(nesvnic);
+                                        }
                                 }
                                 spin_unlock(&nesvnic->port_ibevent_lock);
                         }
diff --git a/drivers/infiniband/hw/qib/qib_iba7322.c b/drivers/infiniband/hw/qib/qib_iba7322.c
index 50cceb3ab885..b01809a82cb0 100644
--- a/drivers/infiniband/hw/qib/qib_iba7322.c
+++ b/drivers/infiniband/hw/qib/qib_iba7322.c
@@ -623,7 +623,6 @@ struct qib_chippport_specific {
         u8 ibmalfusesnap;
         struct qib_qsfp_data qsfp_data;
         char epmsgbuf[192]; /* for port error interrupt msg buffer */
-        u8 bounced;
 };
 
 static struct {
@@ -1881,23 +1880,7 @@ static noinline void handle_7322_p_errors(struct qib_pportdata *ppd)
                     IB_PHYSPORTSTATE_DISABLED)
                         qib_set_ib_7322_lstate(ppd, 0,
                                QLOGIC_IB_IBCC_LINKINITCMD_DISABLE);
-                else {
-                        u32 lstate;
-                        /*
-                         * We need the current logical link state before
-                         * lflags are set in handle_e_ibstatuschanged.
-                         */
-                        lstate = qib_7322_iblink_state(ibcs);
-
-                        if (IS_QMH(dd) && !ppd->cpspec->bounced &&
-                            ltstate == IB_PHYSPORTSTATE_LINKUP &&
-                            (lstate >= IB_PORT_INIT &&
-                                lstate <= IB_PORT_ACTIVE)) {
-                                ppd->cpspec->bounced = 1;
-                                qib_7322_set_ib_cfg(ppd, QIB_IB_CFG_LSTATE,
-                                        IB_LINKCMD_DOWN | IB_LINKINITCMD_POLL);
-                        }
-
+                else
                         /*
                          * Since going into a recovery state causes the link
                          * state to go down and since recovery is transitory,
@@ -1911,7 +1894,6 @@ static noinline void handle_7322_p_errors(struct qib_pportdata *ppd)
                             ltstate != IB_PHYSPORTSTATE_RECOVERY_WAITRMT &&
                             ltstate != IB_PHYSPORTSTATE_RECOVERY_IDLE)
                                 qib_handle_e_ibstatuschanged(ppd, ibcs);
-                }
         }
         if (*msg && iserr)
                 qib_dev_porterr(dd, ppd->port, "%s error\n", msg);
@@ -2381,6 +2363,11 @@ static int qib_7322_bringup_serdes(struct qib_pportdata *ppd)
         qib_write_kreg_port(ppd, krp_rcvctrl, ppd->p_rcvctrl);
         spin_unlock_irqrestore(&dd->cspec->rcvmod_lock, flags);
 
+        /* Hold the link state machine for mezz boards */
+        if (IS_QMH(dd) || IS_QME(dd))
+                qib_set_ib_7322_lstate(ppd, 0,
+                                       QLOGIC_IB_IBCC_LINKINITCMD_DISABLE);
+
         /* Also enable IBSTATUSCHG interrupt.  */
         val = qib_read_kreg_port(ppd, krp_errmask);
         qib_write_kreg_port(ppd, krp_errmask,
@@ -5702,6 +5689,11 @@ static void set_no_qsfp_atten(struct qib_devdata *dd, int change)
                                 ppd->cpspec->h1_val = h1;
                         /* now change the IBC and serdes, overriding generic */
                         init_txdds_table(ppd, 1);
+                        /* Re-enable the physical state machine on mezz boards
+                         * now that the correct settings have been set. */
+                        if (IS_QMH(dd) || IS_QME(dd))
+                                qib_set_ib_7322_lstate(ppd, 0,
+                                            QLOGIC_IB_IBCC_LINKINITCMD_SLEEP);
                         any++;
                 }
                 if (*nxt == '\n')
diff --git a/drivers/infiniband/hw/qib/qib_rc.c b/drivers/infiniband/hw/qib/qib_rc.c
index 8245237b67ce..eca0c41f1226 100644
--- a/drivers/infiniband/hw/qib/qib_rc.c
+++ b/drivers/infiniband/hw/qib/qib_rc.c
@@ -1005,7 +1005,8 @@ void qib_rc_send_complete(struct qib_qp *qp, struct qib_ib_header *hdr)
          * there are still requests that haven't been acked.
          */
         if ((psn & IB_BTH_REQ_ACK) && qp->s_acked != qp->s_tail &&
-            !(qp->s_flags & (QIB_S_TIMER | QIB_S_WAIT_RNR | QIB_S_WAIT_PSN)))
+            !(qp->s_flags & (QIB_S_TIMER | QIB_S_WAIT_RNR | QIB_S_WAIT_PSN)) &&
+            (ib_qib_state_ops[qp->state] & QIB_PROCESS_RECV_OK))
                 start_timer(qp);
 
         while (qp->s_last != qp->s_acked) {
@@ -1439,6 +1440,8 @@ static void qib_rc_rcv_resp(struct qib_ibport *ibp,
         }
 
         spin_lock_irqsave(&qp->s_lock, flags);
+        if (!(ib_qib_state_ops[qp->state] & QIB_PROCESS_RECV_OK))
+                goto ack_done;
 
         /* Ignore invalid responses. */
         if (qib_cmp24(psn, qp->s_next_psn) >= 0)
diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c
index 23cf8fc933ec..5b8f59d6c3e8 100644
--- a/drivers/input/gameport/gameport.c
+++ b/drivers/input/gameport/gameport.c
@@ -360,7 +360,7 @@ static int gameport_queue_event(void *object, struct module *owner,
         event->owner = owner;
 
         list_add_tail(&event->node, &gameport_event_list);
-        schedule_work(&gameport_event_work);
+        queue_work(system_long_wq, &gameport_event_work);
 
 out:
         spin_unlock_irqrestore(&gameport_event_lock, flags);
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 7985114beac7..11905b6a3023 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -75,7 +75,6 @@ static int input_defuzz_abs_event(int value, int old_val, int fuzz)
  * dev->event_lock held and interrupts disabled.
  */
 static void input_pass_event(struct input_dev *dev,
-                             struct input_handler *src_handler,
                              unsigned int type, unsigned int code, int value)
 {
         struct input_handler *handler;
@@ -94,15 +93,6 @@ static void input_pass_event(struct input_dev *dev,
                                 continue;
 
                         handler = handle->handler;
-
-                        /*
-                         * If this is the handler that injected this
-                         * particular event we want to skip it to avoid
-                         * filters firing again and again.
-                         */
-                        if (handler == src_handler)
-                                continue;
-
                         if (!handler->filter) {
                                 if (filtered)
                                         break;
@@ -132,7 +122,7 @@ static void input_repeat_key(unsigned long data)
         if (test_bit(dev->repeat_key, dev->key) &&
             is_event_supported(dev->repeat_key, dev->keybit, KEY_MAX)) {
 
-                input_pass_event(dev, NULL, EV_KEY, dev->repeat_key, 2);
+                input_pass_event(dev, EV_KEY, dev->repeat_key, 2);
 
                 if (dev->sync) {
                         /*
@@ -141,7 +131,7 @@ static void input_repeat_key(unsigned long data)
                          * Otherwise assume that the driver will send
                          * SYN_REPORT once it's done.
                          */
-                        input_pass_event(dev, NULL, EV_SYN, SYN_REPORT, 1);
+                        input_pass_event(dev, EV_SYN, SYN_REPORT, 1);
                 }
 
                 if (dev->rep[REP_PERIOD])
@@ -174,7 +164,6 @@ static void input_stop_autorepeat(struct input_dev *dev)
 #define INPUT_PASS_TO_ALL       (INPUT_PASS_TO_HANDLERS | INPUT_PASS_TO_DEVICE)
 
 static int input_handle_abs_event(struct input_dev *dev,
-                                  struct input_handler *src_handler,
                                   unsigned int code, int *pval)
 {
         bool is_mt_event;
@@ -218,15 +207,13 @@ static int input_handle_abs_event(struct input_dev *dev,
         /* Flush pending "slot" event */
         if (is_mt_event && dev->slot != input_abs_get_val(dev, ABS_MT_SLOT)) {
                 input_abs_set_val(dev, ABS_MT_SLOT, dev->slot);
-                input_pass_event(dev, src_handler,
-                                 EV_ABS, ABS_MT_SLOT, dev->slot);
+                input_pass_event(dev, EV_ABS, ABS_MT_SLOT, dev->slot);
         }
 
         return INPUT_PASS_TO_HANDLERS;
 }
 
 static void input_handle_event(struct input_dev *dev,
-                               struct input_handler *src_handler,
                                unsigned int type, unsigned int code, int value)
 {
         int disposition = INPUT_IGNORE_EVENT;
@@ -279,8 +266,7 @@ static void input_handle_event(struct input_dev *dev,
 
         case EV_ABS:
                 if (is_event_supported(code, dev->absbit, ABS_MAX))
-                        disposition = input_handle_abs_event(dev, src_handler,
-                                                             code, &value);
+                        disposition = input_handle_abs_event(dev, code, &value);
 
                 break;
 
@@ -338,7 +324,7 @@ static void input_handle_event(struct input_dev *dev,
                 dev->event(dev, type, code, value);
 
         if (disposition & INPUT_PASS_TO_HANDLERS)
-                input_pass_event(dev, src_handler, type, code, value);
+                input_pass_event(dev, type, code, value);
 }
 
 /**
@@ -367,7 +353,7 @@ void input_event(struct input_dev *dev,
 
                 spin_lock_irqsave(&dev->event_lock, flags);
                 add_input_randomness(type, code, value);
-                input_handle_event(dev, NULL, type, code, value);
+                input_handle_event(dev, type, code, value);
                 spin_unlock_irqrestore(&dev->event_lock, flags);
         }
 }
@@ -397,8 +383,7 @@ void input_inject_event(struct input_handle *handle,
                 rcu_read_lock();
                 grab = rcu_dereference(dev->grab);
                 if (!grab || grab == handle)
-                        input_handle_event(dev, handle->handler,
-                                           type, code, value);
+                        input_handle_event(dev, type, code, value);
                 rcu_read_unlock();
 
                 spin_unlock_irqrestore(&dev->event_lock, flags);
@@ -611,10 +596,10 @@ static void input_dev_release_keys(struct input_dev *dev)
                 for (code = 0; code <= KEY_MAX; code++) {
                         if (is_event_supported(code, dev->keybit, KEY_MAX) &&
                             __test_and_clear_bit(code, dev->key)) {
-                                input_pass_event(dev, NULL, EV_KEY, code, 0);
+                                input_pass_event(dev, EV_KEY, code, 0);
                         }
                 }
-                input_pass_event(dev, NULL, EV_SYN, SYN_REPORT, 1);
+                input_pass_event(dev, EV_SYN, SYN_REPORT, 1);
         }
 }
 
@@ -889,9 +874,9 @@ int input_set_keycode(struct input_dev *dev,
             !is_event_supported(old_keycode, dev->keybit, KEY_MAX) &&
             __test_and_clear_bit(old_keycode, dev->key)) {
 
-                input_pass_event(dev, NULL, EV_KEY, old_keycode, 0);
+                input_pass_event(dev, EV_KEY, old_keycode, 0);
                 if (dev->sync)
-                        input_pass_event(dev, NULL, EV_SYN, SYN_REPORT, 1);
+                        input_pass_event(dev, EV_SYN, SYN_REPORT, 1);
         }
 
  out:
diff --git a/drivers/input/keyboard/tegra-kbc.c b/drivers/input/keyboard/tegra-kbc.c
index 939476659ad6..99ce9032d08c 100644
--- a/drivers/input/keyboard/tegra-kbc.c
+++ b/drivers/input/keyboard/tegra-kbc.c
@@ -71,8 +71,9 @@ struct tegra_kbc {
         spinlock_t lock;
         unsigned int repoll_dly;
         unsigned long cp_dly_jiffies;
+        bool use_fn_map;
         const struct tegra_kbc_platform_data *pdata;
-        unsigned short keycode[KBC_MAX_KEY];
+        unsigned short keycode[KBC_MAX_KEY * 2];
         unsigned short current_keys[KBC_MAX_KPENT];
         unsigned int num_pressed_keys;
         struct timer_list timer;
@@ -86,7 +87,7 @@ static const u32 tegra_kbc_default_keymap[] = {
         KEY(0, 5, KEY_Z),
         KEY(0, 7, KEY_FN),
 
-        KEY(1, 7, KEY_MENU),
+        KEY(1, 7, KEY_LEFTMETA),
 
         KEY(2, 6, KEY_RIGHTALT),
         KEY(2, 7, KEY_LEFTALT),
@@ -178,6 +179,40 @@ static const u32 tegra_kbc_default_keymap[] = {
         KEY(15, 5, KEY_F2),
         KEY(15, 6, KEY_CAPSLOCK),
         KEY(15, 7, KEY_F6),
+
+        /* Software Handled Function Keys */
+        KEY(20, 0, KEY_KP7),
+
+        KEY(21, 0, KEY_KP9),
+        KEY(21, 1, KEY_KP8),
+        KEY(21, 2, KEY_KP4),
+        KEY(21, 4, KEY_KP1),
+
+        KEY(22, 1, KEY_KPSLASH),
+        KEY(22, 2, KEY_KP6),
+        KEY(22, 3, KEY_KP5),
+        KEY(22, 4, KEY_KP3),
+        KEY(22, 5, KEY_KP2),
+        KEY(22, 7, KEY_KP0),
+
+        KEY(27, 1, KEY_KPASTERISK),
+        KEY(27, 3, KEY_KPMINUS),
+        KEY(27, 4, KEY_KPPLUS),
+        KEY(27, 5, KEY_KPDOT),
+
+        KEY(28, 5, KEY_VOLUMEUP),
+
+        KEY(29, 3, KEY_HOME),
+        KEY(29, 4, KEY_END),
+        KEY(29, 5, KEY_BRIGHTNESSDOWN),
+        KEY(29, 6, KEY_VOLUMEDOWN),
+        KEY(29, 7, KEY_BRIGHTNESSUP),
+
+        KEY(30, 0, KEY_NUMLOCK),
+        KEY(30, 1, KEY_SCROLLLOCK),
+        KEY(30, 2, KEY_MUTE),
+
+        KEY(31, 4, KEY_HELP),
 };
 
 static const struct matrix_keymap_data tegra_kbc_default_keymap_data = {
@@ -224,6 +259,7 @@ static void tegra_kbc_report_keys(struct tegra_kbc *kbc)
         unsigned int i;
         unsigned int num_down = 0;
         unsigned long flags;
+        bool fn_keypress = false;
 
         spin_lock_irqsave(&kbc->lock, flags);
         for (i = 0; i < KBC_MAX_KPENT; i++) {
@@ -237,11 +273,28 @@ static void tegra_kbc_report_keys(struct tegra_kbc *kbc)
                                 MATRIX_SCAN_CODE(row, col, KBC_ROW_SHIFT);
 
                         scancodes[num_down] = scancode;
-                        keycodes[num_down++] = kbc->keycode[scancode];
+                        keycodes[num_down] = kbc->keycode[scancode];
+                        /* If driver uses Fn map, do not report the Fn key. */
+                        if ((keycodes[num_down] == KEY_FN) && kbc->use_fn_map)
+                                fn_keypress = true;
+                        else
+                                num_down++;
                 }
 
                 val >>= 8;
         }
+
+        /*
+         * If the platform uses Fn keymaps, translate keys on a Fn keypress.
+         * Function keycodes are KBC_MAX_KEY apart from the plain keycodes.
+         */
+        if (fn_keypress) {
+                for (i = 0; i < num_down; i++) {
+                        scancodes[i] += KBC_MAX_KEY;
+                        keycodes[i] = kbc->keycode[scancodes[i]];
+                }
+        }
+
         spin_unlock_irqrestore(&kbc->lock, flags);
 
         tegra_kbc_report_released_keys(kbc->idev,
@@ -355,8 +408,8 @@ static void tegra_kbc_config_pins(struct tegra_kbc *kbc)
         for (i = 0; i < KBC_MAX_GPIO; i++) {
                 u32 r_shft = 5 * (i % 6);
                 u32 c_shft = 4 * (i % 8);
-                u32 r_mask = 0x1f << r_shift;
-                u32 c_mask = 0x0f << c_shift;
+                u32 r_mask = 0x1f << r_shft;
+                u32 c_mask = 0x0f << c_shft;
                 u32 r_offs = (i / 6) * 4 + KBC_ROW_CFG0_0;
                 u32 c_offs = (i / 8) * 4 + KBC_COL_CFG0_0;
                 u32 row_cfg = readl(kbc->mmio + r_offs);
@@ -594,8 +647,11 @@ static int __devinit tegra_kbc_probe(struct platform_device *pdev)
 
         input_dev->keycode = kbc->keycode;
         input_dev->keycodesize = sizeof(kbc->keycode[0]);
-        input_dev->keycodemax = ARRAY_SIZE(kbc->keycode);
+        input_dev->keycodemax = KBC_MAX_KEY;
+        if (pdata->use_fn_map)
+                input_dev->keycodemax *= 2;
 
+        kbc->use_fn_map = pdata->use_fn_map;
         keymap_data = pdata->keymap_data ?: &tegra_kbc_default_keymap_data;
         matrix_keypad_build_keymap(keymap_data, KBC_ROW_SHIFT,
                                    input_dev->keycode, input_dev->keybit);
diff --git a/drivers/input/misc/ixp4xx-beeper.c b/drivers/input/misc/ixp4xx-beeper.c
index 9dfd6e5f786f..1f38302a5951 100644
--- a/drivers/input/misc/ixp4xx-beeper.c
+++ b/drivers/input/misc/ixp4xx-beeper.c
@@ -69,11 +69,7 @@ static int ixp4xx_spkr_event(struct input_dev *dev, unsigned int type, unsigned
         }
 
         if (value > 20 && value < 32767)
-#ifndef FREQ
-                count = (ixp4xx_get_board_tick_rate() / (value * 4)) - 1;
-#else
-                count = (FREQ / (value * 4)) - 1;
-#endif
+                count = (IXP4XX_TIMER_FREQ / (value * 4)) - 1;
 
         ixp4xx_spkr_control(pin, count);
 
diff --git a/drivers/input/misc/rotary_encoder.c b/drivers/input/misc/rotary_encoder.c
index 1f8e0108962e..7e64d01da2be 100644
--- a/drivers/input/misc/rotary_encoder.c
+++ b/drivers/input/misc/rotary_encoder.c
@@ -176,7 +176,7 @@ static int __devinit rotary_encoder_probe(struct platform_device *pdev)
 
         /* request the IRQs */
         err = request_irq(encoder->irq_a, &rotary_encoder_irq,
-                          IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE,
+                          IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
                           DRV_NAME, encoder);
         if (err) {
                 dev_err(&pdev->dev, "unable to request IRQ %d\n",
@@ -185,7 +185,7 @@ static int __devinit rotary_encoder_probe(struct platform_device *pdev)
         }
 
         err = request_irq(encoder->irq_b, &rotary_encoder_irq,
-                          IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE,
+                          IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
                           DRV_NAME, encoder);
         if (err) {
                 dev_err(&pdev->dev, "unable to request IRQ %d\n",
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index da392c22fc6c..aa186cf6c514 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -755,23 +755,26 @@ static int synaptics_reconnect(struct psmouse *psmouse)
 {
         struct synaptics_data *priv = psmouse->private;
         struct synaptics_data old_priv = *priv;
+        int retry = 0;
+        int error;
 
-        psmouse_reset(psmouse);
+        do {
+                psmouse_reset(psmouse);
+                error = synaptics_detect(psmouse, 0);
+        } while (error && ++retry < 3);
 
-        if (synaptics_detect(psmouse, 0))
+        if (error)
                 return -1;
 
+        if (retry > 1)
+                printk(KERN_DEBUG "Synaptics reconnected after %d tries\n",
+                        retry);
+
         if (synaptics_query_hardware(psmouse)) {
                 printk(KERN_ERR "Unable to query Synaptics hardware.\n");
                 return -1;
         }
 
-        if (old_priv.identity != priv->identity ||
-            old_priv.model_id != priv->model_id ||
-            old_priv.capabilities != priv->capabilities ||
-            old_priv.ext_cap != priv->ext_cap)
-                return -1;
-
         if (synaptics_set_absolute_mode(psmouse)) {
                 printk(KERN_ERR "Unable to initialize Synaptics hardware.\n");
                 return -1;
@@ -782,6 +785,19 @@ static int synaptics_reconnect(struct psmouse *psmouse)
                 return -1;
         }
 
+        if (old_priv.identity != priv->identity ||
+            old_priv.model_id != priv->model_id ||
+            old_priv.capabilities != priv->capabilities ||
+            old_priv.ext_cap != priv->ext_cap) {
+                printk(KERN_ERR "Synaptics hardware appears to be different: "
+                        "id(%ld-%ld), model(%ld-%ld), caps(%lx-%lx), ext(%lx-%lx).\n",
+                        old_priv.identity, priv->identity,
+                        old_priv.model_id, priv->model_id,
+                        old_priv.capabilities, priv->capabilities,
+                        old_priv.ext_cap, priv->ext_cap);
+                return -1;
+        }
+
         return 0;
 }
 
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index 25e5d042a72c..7453938bf5ef 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -51,6 +51,29 @@
 #define SYN_EXT_CAP_REQUESTS(c)         (((c) & 0x700000) >> 20)
 #define SYN_CAP_MULTI_BUTTON_NO(ec)     (((ec) & 0x00f000) >> 12)
 #define SYN_CAP_PRODUCT_ID(ec)          (((ec) & 0xff0000) >> 16)
+
+/*
+ * The following describes response for the 0x0c query.
+ *
+ * byte mask    name                    meaning
+ * ---- ----    -------                 ------------
+ * 1    0x01    adjustable threshold    capacitive button sensitivity
+ *                                      can be adjusted
+ * 1    0x02    report max              query 0x0d gives max coord reported
+ * 1    0x04    clearpad                sensor is ClearPad product
+ * 1    0x08    advanced gesture        not particularly meaningful
+ * 1    0x10    clickpad bit 0          1-button ClickPad
+ * 1    0x60    multifinger mode        identifies firmware finger counting
+ *                                      (not reporting!) algorithm.
+ *                                      Not particularly meaningful
+ * 1    0x80    covered pad             W clipped to 14, 15 == pad mostly covered
+ * 2    0x01    clickpad bit 1          2-button ClickPad
+ * 2    0x02    deluxe LED controls     touchpad support LED commands
+ *                                      ala multimedia control bar
+ * 2    0x04    reduced filtering       firmware does less filtering on
+ *                                      position data, driver should watch
+ *                                      for noise.
+ */
 #define SYN_CAP_CLICKPAD(ex0c)          ((ex0c) & 0x100000) /* 1-button ClickPad */
 #define SYN_CAP_CLICKPAD2BTN(ex0c)      ((ex0c) & 0x000100) /* 2-button ClickPad */
 #define SYN_CAP_MAX_DIMENSIONS(ex0c)    ((ex0c) & 0x020000)
diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index db5b0bca1a1a..ba70058e2be3 100644
--- a/drivers/input/serio/serio.c
+++ b/drivers/input/serio/serio.c
@@ -188,7 +188,8 @@ static void serio_free_event(struct serio_event *event)
         kfree(event);
 }
 
-static void serio_remove_duplicate_events(struct serio_event *event)
+static void serio_remove_duplicate_events(void *object,
+                                          enum serio_event_type type)
 {
         struct serio_event *e, *next;
         unsigned long flags;
@@ -196,13 +197,13 @@ static void serio_remove_duplicate_events(struct serio_event *event)
         spin_lock_irqsave(&serio_event_lock, flags);
 
         list_for_each_entry_safe(e, next, &serio_event_list, node) {
-                if (event->object == e->object) {
+                if (object == e->object) {
                         /*
                          * If this event is of different type we should not
                          * look further - we only suppress duplicate events
                          * that were sent back-to-back.
                          */
-                        if (event->type != e->type)
+                        if (type != e->type)
                                 break;
 
                         list_del_init(&e->node);
@@ -245,7 +246,7 @@ static void serio_handle_event(struct work_struct *work)
                         break;
                 }
 
-                serio_remove_duplicate_events(event);
+                serio_remove_duplicate_events(event->object, event->type);
                 serio_free_event(event);
         }
 
@@ -298,7 +299,7 @@ static int serio_queue_event(void *object, struct module *owner,
         event->owner = owner;
 
         list_add_tail(&event->node, &serio_event_list);
-        schedule_work(&serio_event_work);
+        queue_work(system_long_wq, &serio_event_work);
 
 out:
         spin_unlock_irqrestore(&serio_event_lock, flags);
@@ -436,10 +437,12 @@ static ssize_t serio_rebind_driver(struct device *dev, struct device_attribute *
         } else if (!strncmp(buf, "rescan", count)) {
                 serio_disconnect_port(serio);
                 serio_find_driver(serio);
+                serio_remove_duplicate_events(serio, SERIO_RESCAN_PORT);
         } else if ((drv = driver_find(buf, &serio_bus)) != NULL) {
                 serio_disconnect_port(serio);
                 error = serio_bind_driver(serio, to_serio_driver(drv));
                 put_driver(drv);
+                serio_remove_duplicate_events(serio, SERIO_RESCAN_PORT);
         } else {
                 error = -EINVAL;
         }
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index fc381498b798..cf8fb9f5d4a8 100644
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -519,7 +519,7 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
         /* Retrieve the physical and logical size for OEM devices */
         error = wacom_retrieve_hid_descriptor(intf, features);
         if (error)
-                goto fail2;
+                goto fail3;
 
         wacom_setup_device_quirks(features);
 
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 14ea54b78e46..4bf2316e3284 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -941,28 +941,29 @@ static int __devinit ads7846_setup_pendown(struct spi_device *spi, struct ads784
         struct ads7846_platform_data *pdata = spi->dev.platform_data;
         int err;
 
-        /* REVISIT when the irq can be triggered active-low, or if for some
+        /*
+         * REVISIT when the irq can be triggered active-low, or if for some
          * reason the touchscreen isn't hooked up, we don't need to access
          * the pendown state.
          */
-        if (!pdata->get_pendown_state && !gpio_is_valid(pdata->gpio_pendown)) {
-                dev_err(&spi->dev, "no get_pendown_state nor gpio_pendown?\n");
-                return -EINVAL;
-        }
 
         if (pdata->get_pendown_state) {
                 ts->get_pendown_state = pdata->get_pendown_state;
-                return 0;
-        }
+        } else if (gpio_is_valid(pdata->gpio_pendown)) {
 
-        err = gpio_request(pdata->gpio_pendown, "ads7846_pendown");
-        if (err) {
-                dev_err(&spi->dev, "failed to request pendown GPIO%d\n",
-                        pdata->gpio_pendown);
-                return err;
-        }
+                err = gpio_request(pdata->gpio_pendown, "ads7846_pendown");
+                if (err) {
+                        dev_err(&spi->dev, "failed to request pendown GPIO%d\n",
+                                pdata->gpio_pendown);
+                        return err;
+                }
 
-        ts->gpio_pendown = pdata->gpio_pendown;
+                ts->gpio_pendown = pdata->gpio_pendown;
+
+        } else {
+                dev_err(&spi->dev, "no get_pendown_state nor gpio_pendown?\n");
+                return -EINVAL;
+        }
 
         return 0;
 }
@@ -1353,7 +1354,7 @@ static int __devinit ads7846_probe(struct spi_device *spi)
  err_put_regulator:
         regulator_put(ts->reg);
  err_free_gpio:
-        if (ts->gpio_pendown != -1)
+        if (!ts->get_pendown_state)
                 gpio_free(ts->gpio_pendown);
  err_cleanup_filter:
         if (ts->filter_cleanup)
@@ -1383,8 +1384,13 @@ static int __devexit ads7846_remove(struct spi_device *spi)
         regulator_disable(ts->reg);
         regulator_put(ts->reg);
 
-        if (ts->gpio_pendown != -1)
+        if (!ts->get_pendown_state) {
+                /*
+                 * If we are not using specialized pendown method we must
+                 * have been relying on gpio we set up ourselves.
+                 */
                 gpio_free(ts->gpio_pendown);
+        }
 
         if (ts->filter_cleanup)
                 ts->filter_cleanup(ts->filter_data);
diff --git a/drivers/input/touchscreen/wacom_w8001.c b/drivers/input/touchscreen/wacom_w8001.c
index 5cb8449c909d..c14412ef4648 100644
--- a/drivers/input/touchscreen/wacom_w8001.c
+++ b/drivers/input/touchscreen/wacom_w8001.c
@@ -51,6 +51,10 @@ MODULE_LICENSE("GPL");
 #define W8001_PKTLEN_TPCCTL     11      /* control packet */
 #define W8001_PKTLEN_TOUCH2FG   13
 
+/* resolution in points/mm */
+#define W8001_PEN_RESOLUTION    100
+#define W8001_TOUCH_RESOLUTION  10
+
 struct w8001_coord {
         u8 rdy;
         u8 tsw;
@@ -198,7 +202,7 @@ static void parse_touchquery(u8 *data, struct w8001_touch_query *query)
                 query->y = 1024;
                 if (query->panel_res)
                         query->x = query->y = (1 << query->panel_res);
-                query->panel_res = 10;
+                query->panel_res = W8001_TOUCH_RESOLUTION;
         }
 }
 
@@ -394,6 +398,8 @@ static int w8001_setup(struct w8001 *w8001)
 
                 input_set_abs_params(dev, ABS_X, 0, coord.x, 0, 0);
                 input_set_abs_params(dev, ABS_Y, 0, coord.y, 0, 0);
+                input_abs_set_res(dev, ABS_X, W8001_PEN_RESOLUTION);
+                input_abs_set_res(dev, ABS_Y, W8001_PEN_RESOLUTION);
                 input_set_abs_params(dev, ABS_PRESSURE, 0, coord.pen_pressure, 0, 0);
                 if (coord.tilt_x && coord.tilt_y) {
                         input_set_abs_params(dev, ABS_TILT_X, 0, coord.tilt_x, 0, 0);
@@ -418,14 +424,17 @@ static int w8001_setup(struct w8001 *w8001)
                 w8001->max_touch_x = touch.x;
                 w8001->max_touch_y = touch.y;
 
-                /* scale to pen maximum */
                 if (w8001->max_pen_x && w8001->max_pen_y) {
+                        /* if pen is supported scale to pen maximum */
                         touch.x = w8001->max_pen_x;
                         touch.y = w8001->max_pen_y;
+                        touch.panel_res = W8001_PEN_RESOLUTION;
                 }
 
                 input_set_abs_params(dev, ABS_X, 0, touch.x, 0, 0);
                 input_set_abs_params(dev, ABS_Y, 0, touch.y, 0, 0);
+                input_abs_set_res(dev, ABS_X, touch.panel_res);
+                input_abs_set_res(dev, ABS_Y, touch.panel_res);
 
                 switch (touch.sensor_id) {
                 case 0:
diff --git a/drivers/isdn/hardware/eicon/istream.c b/drivers/isdn/hardware/eicon/istream.c
index 18f8798442fa..7bd5baa547be 100644
--- a/drivers/isdn/hardware/eicon/istream.c
+++ b/drivers/isdn/hardware/eicon/istream.c
@@ -62,7 +62,7 @@ void diva_xdi_provide_istream_info (ADAPTER* a,
   stream interface.
   If synchronous service was requested, then function
   does return amount of data written to stream.
-  'final' does indicate that pice of data to be written is
+  'final' does indicate that piece of data to be written is
   final part of frame (necessary only by structured datatransfer)
   return  0 if zero lengh packet was written
   return -1 if stream is full
diff --git a/drivers/isdn/hisax/isdnl2.c b/drivers/isdn/hisax/isdnl2.c
index 0858791978d8..cfff0c41d298 100644
--- a/drivers/isdn/hisax/isdnl2.c
+++ b/drivers/isdn/hisax/isdnl2.c
@@ -1247,10 +1247,10 @@ static void
 l2_pull_iqueue(struct FsmInst *fi, int event, void *arg)
 {
         struct PStack *st = fi->userdata;
-        struct sk_buff *skb, *oskb;
+        struct sk_buff *skb;
         struct Layer2 *l2 = &st->l2;
         u_char header[MAX_HEADER_LEN];
-        int i;
+        int i, hdr_space_needed;
         int unsigned p1;
         u_long flags;
 
@@ -1261,6 +1261,16 @@ l2_pull_iqueue(struct FsmInst *fi, int event, void *arg)
         if (!skb)
                 return;
 
+        hdr_space_needed = l2headersize(l2, 0);
+        if (hdr_space_needed > skb_headroom(skb)) {
+                struct sk_buff *orig_skb = skb;
+
+                skb = skb_realloc_headroom(skb, hdr_space_needed);
+                if (!skb) {
+                        dev_kfree_skb(orig_skb);
+                        return;
+                }
+        }
         spin_lock_irqsave(&l2->lock, flags);
         if(test_bit(FLG_MOD128, &l2->flag))
                 p1 = (l2->vs - l2->va) % 128;
@@ -1285,19 +1295,7 @@ l2_pull_iqueue(struct FsmInst *fi, int event, void *arg)
                 l2->vs = (l2->vs + 1) % 8;
         }
         spin_unlock_irqrestore(&l2->lock, flags);
-        p1 = skb->data - skb->head;
-        if (p1 >= i)
-                memcpy(skb_push(skb, i), header, i);
-        else {
-                printk(KERN_WARNING
-                "isdl2 pull_iqueue skb header(%d/%d) too short\n", i, p1);
-                oskb = skb;
-                skb = alloc_skb(oskb->len + i, GFP_ATOMIC);
-                memcpy(skb_put(skb, i), header, i);
-                skb_copy_from_linear_data(oskb,
-                                          skb_put(skb, oskb->len), oskb->len);
-                dev_kfree_skb(oskb);
-        }
+        memcpy(skb_push(skb, i), header, i);
         st->l2.l2l1(st, PH_PULL | INDICATION, skb);
         test_and_clear_bit(FLG_ACK_PEND, &st->l2.flag);
         if (!test_and_set_bit(FLG_T200_RUN, &st->l2.flag)) {
diff --git a/drivers/isdn/hysdn/hysdn_defs.h b/drivers/isdn/hysdn/hysdn_defs.h
index 729df4089385..18b801ad97a4 100644
--- a/drivers/isdn/hysdn/hysdn_defs.h
+++ b/drivers/isdn/hysdn/hysdn_defs.h
@@ -227,7 +227,6 @@ extern hysdn_card *card_root;	/* pointer to first card */
 /*************************/
 /* im/exported functions */
 /*************************/
-extern char *hysdn_getrev(const char *);
 
 /* hysdn_procconf.c */
 extern int hysdn_procconf_init(void);   /* init proc config filesys */
@@ -259,7 +258,6 @@ extern int hysdn_tx_cfgline(hysdn_card *, unsigned char *,
 
 /* hysdn_net.c */
 extern unsigned int hynet_enable; 
-extern char *hysdn_net_revision;
 extern int hysdn_net_create(hysdn_card *);      /* create a new net device */
 extern int hysdn_net_release(hysdn_card *);     /* delete the device */
 extern char *hysdn_net_getname(hysdn_card *);   /* get name of net interface */
diff --git a/drivers/isdn/hysdn/hysdn_init.c b/drivers/isdn/hysdn/hysdn_init.c
index b7cc5c2f08c6..0ab42ace1692 100644
--- a/drivers/isdn/hysdn/hysdn_init.c
+++ b/drivers/isdn/hysdn/hysdn_init.c
@@ -36,7 +36,6 @@ MODULE_DESCRIPTION("ISDN4Linux: Driver for HYSDN cards");
 MODULE_AUTHOR("Werner Cornelius");
 MODULE_LICENSE("GPL");
 
-static char *hysdn_init_revision = "$Revision: 1.6.6.6 $";
 static int cardmax;             /* number of found cards */
 hysdn_card *card_root = NULL;   /* pointer to first card */
 static hysdn_card *card_last = NULL;    /* pointer to first card */
@@ -49,25 +48,6 @@ static hysdn_card *card_last = NULL;	/* pointer to first card */
 /* Additionally newer versions may be activated without rebooting.          */
 /****************************************************************************/
 
-/******************************************************/
-/* extract revision number from string for log output */
-/******************************************************/
-char *
-hysdn_getrev(const char *revision)
-{
-        char *rev;
-        char *p;
-
-        if ((p = strchr(revision, ':'))) {
-                rev = p + 2;
-                p = strchr(rev, '$');
-                *--p = 0;
-        } else
-                rev = "???";
-        return rev;
-}
-
-
 /****************************************************************************/
 /* init_module is called once when the module is loaded to do all necessary */
 /* things like autodetect...                                                */
@@ -175,13 +155,9 @@ static int hysdn_have_procfs;
 static int __init
 hysdn_init(void)
 {
-        char tmp[50];
         int rc;
 
-        strcpy(tmp, hysdn_init_revision);
-        printk(KERN_NOTICE "HYSDN: module Rev: %s loaded\n", hysdn_getrev(tmp));
-        strcpy(tmp, hysdn_net_revision);
-        printk(KERN_NOTICE "HYSDN: network interface Rev: %s \n", hysdn_getrev(tmp));
+        printk(KERN_NOTICE "HYSDN: module loaded\n");
 
         rc = pci_register_driver(&hysdn_pci_driver);
         if (rc)
diff --git a/drivers/isdn/hysdn/hysdn_net.c b/drivers/isdn/hysdn/hysdn_net.c
index feec8d89d719..11f2cce26005 100644
--- a/drivers/isdn/hysdn/hysdn_net.c
+++ b/drivers/isdn/hysdn/hysdn_net.c
@@ -26,9 +26,6 @@
 unsigned int hynet_enable = 0xffffffff; 
 module_param(hynet_enable, uint, 0);
 
-/* store the actual version for log reporting */
-char *hysdn_net_revision = "$Revision: 1.8.6.4 $";
-
 #define MAX_SKB_BUFFERS 20      /* number of buffers for keeping TX-data */
 
 /****************************************************************************/
diff --git a/drivers/isdn/hysdn/hysdn_procconf.c b/drivers/isdn/hysdn/hysdn_procconf.c
index 96b3e39c3356..5fe83bd42061 100644
--- a/drivers/isdn/hysdn/hysdn_procconf.c
+++ b/drivers/isdn/hysdn/hysdn_procconf.c
@@ -23,7 +23,6 @@
 #include "hysdn_defs.h"
 
 static DEFINE_MUTEX(hysdn_conf_mutex);
-static char *hysdn_procconf_revision = "$Revision: 1.8.6.4 $";
 
 #define INFO_OUT_LEN 80         /* length of info line including lf */
 
@@ -404,7 +403,7 @@ hysdn_procconf_init(void)
                 card = card->next;      /* next entry */
         }
 
-        printk(KERN_NOTICE "HYSDN: procfs Rev. %s initialised\n", hysdn_getrev(hysdn_procconf_revision));
+        printk(KERN_NOTICE "HYSDN: procfs initialised\n");
         return (0);
 }                               /* hysdn_procconf_init */
 
diff --git a/drivers/isdn/icn/icn.c b/drivers/isdn/icn/icn.c
index f2b5bab5e6a1..1f355bb85e54 100644
--- a/drivers/isdn/icn/icn.c
+++ b/drivers/isdn/icn/icn.c
@@ -1627,7 +1627,7 @@ __setup("icn=", icn_setup);
 static int __init icn_init(void)
 {
         char *p;
-        char rev[20];
+        char rev[21];
 
         memset(&dev, 0, sizeof(icn_dev));
         dev.memaddr = (membase & 0x0ffc000);
@@ -1638,6 +1638,7 @@ static int __init icn_init(void)
 
         if ((p = strchr(revision, ':'))) {
                 strncpy(rev, p + 1, 20);
+                rev[20] = '\0';
                 p = strchr(rev, '$');
                 if (p)
                         *p = 0;
diff --git a/drivers/md/linear.c b/drivers/md/linear.c
index 8a2f767f26d8..0ed7f6bc2a7f 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/linear.c
@@ -216,7 +216,6 @@ static int linear_run (mddev_t *mddev)
 
         if (md_check_no_bitmap(mddev))
                 return -EINVAL;
-        mddev->queue->queue_lock = &mddev->queue->__queue_lock;
         conf = linear_conf(mddev, mddev->raid_disks);
 
         if (!conf)
diff --git a/drivers/md/md.c b/drivers/md/md.c
index b76cfc89e1b5..818313e277e7 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -287,6 +287,7 @@ static int md_make_request(struct request_queue *q, struct bio *bio)
         mddev_t *mddev = q->queuedata;
         int rv;
         int cpu;
+        unsigned int sectors;
 
         if (mddev == NULL || mddev->pers == NULL
             || !mddev->ready) {
@@ -311,12 +312,16 @@ static int md_make_request(struct request_queue *q, struct bio *bio)
         atomic_inc(&mddev->active_io);
         rcu_read_unlock();
 
+        /*
+         * save the sectors now since our bio can
+         * go away inside make_request
+         */
+        sectors = bio_sectors(bio);
         rv = mddev->pers->make_request(mddev, bio);
 
         cpu = part_stat_lock();
         part_stat_inc(cpu, &mddev->gendisk->part0, ios[rw]);
-        part_stat_add(cpu, &mddev->gendisk->part0, sectors[rw],
-                      bio_sectors(bio));
+        part_stat_add(cpu, &mddev->gendisk->part0, sectors[rw], sectors);
         part_stat_unlock();
 
         if (atomic_dec_and_test(&mddev->active_io) && mddev->suspended)
@@ -548,6 +553,9 @@ static mddev_t * mddev_find(dev_t unit)
 {
         mddev_t *mddev, *new = NULL;
 
+        if (unit && MAJOR(unit) != MD_MAJOR)
+                unit &= ~((1<<MdpMinorShift)-1);
+
  retry:
         spin_lock(&all_mddevs_lock);
 
@@ -1947,8 +1955,6 @@ static int lock_rdev(mdk_rdev_t *rdev, dev_t dev, int shared)
                         __bdevname(dev, b));
                 return PTR_ERR(bdev);
         }
-        if (!shared)
-                set_bit(AllReserved, &rdev->flags);
         rdev->bdev = bdev;
         return err;
 }
@@ -2465,6 +2471,9 @@ slot_store(mdk_rdev_t *rdev, const char *buf, size_t len)
                 if (rdev->raid_disk != -1)
                         return -EBUSY;
 
+                if (test_bit(MD_RECOVERY_RUNNING, &rdev->mddev->recovery))
+                        return -EBUSY;
+
                 if (rdev->mddev->pers->hot_add_disk == NULL)
                         return -EINVAL;
 
@@ -2610,12 +2619,11 @@ rdev_size_store(mdk_rdev_t *rdev, const char *buf, size_t len)
 
                         mddev_lock(mddev);
                         list_for_each_entry(rdev2, &mddev->disks, same_set)
-                                if (test_bit(AllReserved, &rdev2->flags) ||
-                                    (rdev->bdev == rdev2->bdev &&
-                                     rdev != rdev2 &&
-                                     overlaps(rdev->data_offset, rdev->sectors,
-                                              rdev2->data_offset,
-                                              rdev2->sectors))) {
+                                if (rdev->bdev == rdev2->bdev &&
+                                    rdev != rdev2 &&
+                                    overlaps(rdev->data_offset, rdev->sectors,
+                                             rdev2->data_offset,
+                                             rdev2->sectors)) {
                                         overlap = 1;
                                         break;
                                 }
@@ -4133,10 +4141,10 @@ array_size_store(mddev_t *mddev, const char *buf, size_t len)
         }
 
         mddev->array_sectors = sectors;
-        set_capacity(mddev->gendisk, mddev->array_sectors);
-        if (mddev->pers)
+        if (mddev->pers) {
+                set_capacity(mddev->gendisk, mddev->array_sectors);
                 revalidate_disk(mddev->gendisk);
-
+        }
         return len;
 }
 
@@ -4619,6 +4627,7 @@ static int do_md_run(mddev_t *mddev)
         }
         set_capacity(mddev->gendisk, mddev->array_sectors);
         revalidate_disk(mddev->gendisk);
+        mddev->changed = 1;
         kobject_uevent(&disk_to_dev(mddev->gendisk)->kobj, KOBJ_CHANGE);
 out:
         return err;
@@ -4707,6 +4716,7 @@ static void md_clean(mddev_t *mddev)
         mddev->sync_speed_min = mddev->sync_speed_max = 0;
         mddev->recovery = 0;
         mddev->in_sync = 0;
+        mddev->changed = 0;
         mddev->degraded = 0;
         mddev->safemode = 0;
         mddev->bitmap_info.offset = 0;
@@ -4822,6 +4832,7 @@ static int do_md_stop(mddev_t * mddev, int mode, int is_open)
 
                 set_capacity(disk, 0);
                 mutex_unlock(&mddev->open_mutex);
+                mddev->changed = 1;
                 revalidate_disk(disk);
 
                 if (mddev->ro)
@@ -5578,6 +5589,8 @@ static int update_raid_disks(mddev_t *mddev, int raid_disks)
         mddev->delta_disks = raid_disks - mddev->raid_disks;
 
         rv = mddev->pers->check_reshape(mddev);
+        if (rv < 0)
+                mddev->delta_disks = 0;
         return rv;
 }
 
@@ -6004,7 +6017,7 @@ static int md_open(struct block_device *bdev, fmode_t mode)
         atomic_inc(&mddev->openers);
         mutex_unlock(&mddev->open_mutex);
 
-        check_disk_size_change(mddev->gendisk, bdev);
+        check_disk_change(bdev);
  out:
         return err;
 }
@@ -6019,6 +6032,21 @@ static int md_release(struct gendisk *disk, fmode_t mode)
 
         return 0;
 }
+
+static int md_media_changed(struct gendisk *disk)
+{
+        mddev_t *mddev = disk->private_data;
+
+        return mddev->changed;
+}
+
+static int md_revalidate(struct gendisk *disk)
+{
+        mddev_t *mddev = disk->private_data;
+
+        mddev->changed = 0;
+        return 0;
+}
 static const struct block_device_operations md_fops =
 {
         .owner          = THIS_MODULE,
@@ -6029,6 +6057,8 @@ static const struct block_device_operations md_fops =
         .compat_ioctl   = md_compat_ioctl,
 #endif
         .getgeo         = md_getgeo,
+        .media_changed  = md_media_changed,
+        .revalidate_disk= md_revalidate,
 };
 
 static int md_thread(void * arg)
@@ -6985,9 +7015,6 @@ void md_do_sync(mddev_t *mddev)
         } else if (test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery))
                 mddev->resync_min = mddev->curr_resync_completed;
         mddev->curr_resync = 0;
-        if (!test_bit(MD_RECOVERY_INTR, &mddev->recovery))
-                mddev->curr_resync_completed = 0;
-        sysfs_notify(&mddev->kobj, NULL, "sync_completed");
         wake_up(&resync_wait);
         set_bit(MD_RECOVERY_DONE, &mddev->recovery);
         md_wakeup_thread(mddev->thread);
@@ -7028,7 +7055,7 @@ static int remove_and_add_spares(mddev_t *mddev)
                         }
                 }
 
-        if (mddev->degraded && ! mddev->ro && !mddev->recovery_disabled) {
+        if (mddev->degraded && !mddev->recovery_disabled) {
                 list_for_each_entry(rdev, &mddev->disks, same_set) {
                         if (rdev->raid_disk >= 0 &&
                             !test_bit(In_sync, &rdev->flags) &&
@@ -7151,7 +7178,20 @@ void md_check_recovery(mddev_t *mddev)
                         /* Only thing we do on a ro array is remove
                          * failed devices.
                          */
-                        remove_and_add_spares(mddev);
+                        mdk_rdev_t *rdev;
+                        list_for_each_entry(rdev, &mddev->disks, same_set)
+                                if (rdev->raid_disk >= 0 &&
+                                    !test_bit(Blocked, &rdev->flags) &&
+                                    test_bit(Faulty, &rdev->flags) &&
+                                    atomic_read(&rdev->nr_pending)==0) {
+                                        if (mddev->pers->hot_remove_disk(
+                                                    mddev, rdev->raid_disk)==0) {
+                                                char nm[20];
+                                                sprintf(nm,"rd%d", rdev->raid_disk);
+                                                sysfs_remove_link(&mddev->kobj, nm);
+                                                rdev->raid_disk = -1;
+                                        }
+                                }
                         clear_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
                         goto unlock;
                 }
diff --git a/drivers/md/md.h b/drivers/md/md.h
index eec517ced31a..12215d437fcc 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -93,8 +93,6 @@ struct mdk_rdev_s
 #define Faulty          1               /* device is known to have a fault */
 #define In_sync         2               /* device is in_sync with rest of array */
 #define WriteMostly     4               /* Avoid reading if at all possible */
-#define AllReserved     6               /* If whole device is reserved for
-                                         * one array */
 #define AutoDetected    7               /* added by auto-detect */
 #define Blocked         8               /* An error occured on an externally
                                          * managed array, don't allow writes
@@ -276,6 +274,8 @@ struct mddev_s
         atomic_t                        active;         /* general refcount */
         atomic_t                        openers;        /* number of active opens */
 
+        int                             changed;        /* True if we might need to
+                                                         * reread partition info */
         int                             degraded;       /* whether md should consider
                                                          * adding a spare
                                                          */
diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c
index 6d7ddf32ef2e..3a62d440e27b 100644
--- a/drivers/md/multipath.c
+++ b/drivers/md/multipath.c
@@ -435,7 +435,6 @@ static int multipath_run (mddev_t *mddev)
          * bookkeeping area. [whatever we allocate in multipath_run(),
          * should be freed in multipath_stop()]
          */
-        mddev->queue->queue_lock = &mddev->queue->__queue_lock;
 
         conf = kzalloc(sizeof(multipath_conf_t), GFP_KERNEL);
         mddev->private = conf;
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index a39f4c355e55..c0ac457f1218 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -179,6 +179,14 @@ static int create_strip_zones(mddev_t *mddev, raid0_conf_t **private_conf)
                         rdev1->new_raid_disk = j;
                 }
 
+                if (mddev->level == 1) {
+                        /* taiking over a raid1 array-
+                         * we have only one active disk
+                         */
+                        j = 0;
+                        rdev1->new_raid_disk = j;
+                }
+
                 if (j < 0 || j >= mddev->raid_disks) {
                         printk(KERN_ERR "md/raid0:%s: bad disk number %d - "
                                "aborting!\n", mdname(mddev), j);
@@ -353,7 +361,6 @@ static int raid0_run(mddev_t *mddev)
         if (md_check_no_bitmap(mddev))
                 return -EINVAL;
         blk_queue_max_hw_sectors(mddev->queue, mddev->chunk_sectors);
-        mddev->queue->queue_lock = &mddev->queue->__queue_lock;
 
         /* if private is not null, we are here after takeover */
         if (mddev->private == NULL) {
@@ -644,12 +651,39 @@ static void *raid0_takeover_raid10(mddev_t *mddev)
         return priv_conf;
 }
 
+static void *raid0_takeover_raid1(mddev_t *mddev)
+{
+        raid0_conf_t *priv_conf;
+
+        /* Check layout:
+         *  - (N - 1) mirror drives must be already faulty
+         */
+        if ((mddev->raid_disks - 1) != mddev->degraded) {
+                printk(KERN_ERR "md/raid0:%s: (N - 1) mirrors drives must be already faulty!\n",
+                       mdname(mddev));
+                return ERR_PTR(-EINVAL);
+        }
+
+        /* Set new parameters */
+        mddev->new_level = 0;
+        mddev->new_layout = 0;
+        mddev->new_chunk_sectors = 128; /* by default set chunk size to 64k */
+        mddev->delta_disks = 1 - mddev->raid_disks;
+        mddev->raid_disks = 1;
+        /* make sure it will be not marked as dirty */
+        mddev->recovery_cp = MaxSector;
+
+        create_strip_zones(mddev, &priv_conf);
+        return priv_conf;
+}
+
 static void *raid0_takeover(mddev_t *mddev)
 {
         /* raid0 can take over:
          *  raid4 - if all data disks are active.
          *  raid5 - providing it is Raid4 layout and one disk is faulty
          *  raid10 - assuming we have all necessary active disks
+         *  raid1 - with (N -1) mirror drives faulty
          */
         if (mddev->level == 4)
                 return raid0_takeover_raid45(mddev);
@@ -665,6 +699,12 @@ static void *raid0_takeover(mddev_t *mddev)
         if (mddev->level == 10)
                 return raid0_takeover_raid10(mddev);
 
+        if (mddev->level == 1)
+                return raid0_takeover_raid1(mddev);
+
+        printk(KERN_ERR "Takeover from raid%i to raid0 not supported\n",
+                mddev->level);
+
         return ERR_PTR(-EINVAL);
 }
 
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index a23ffa397ba9..06cd712807d0 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -593,7 +593,10 @@ static int flush_pending_writes(conf_t *conf)
         if (conf->pending_bio_list.head) {
                 struct bio *bio;
                 bio = bio_list_get(&conf->pending_bio_list);
+                /* Only take the spinlock to quiet a warning */
+                spin_lock(conf->mddev->queue->queue_lock);
                 blk_remove_plug(conf->mddev->queue);
+                spin_unlock(conf->mddev->queue->queue_lock);
                 spin_unlock_irq(&conf->device_lock);
                 /* flush any pending bitmap writes to
                  * disk before proceeding w/ I/O */
@@ -959,7 +962,7 @@ static int make_request(mddev_t *mddev, struct bio * bio)
                 atomic_inc(&r1_bio->remaining);
                 spin_lock_irqsave(&conf->device_lock, flags);
                 bio_list_add(&conf->pending_bio_list, mbio);
-                blk_plug_device(mddev->queue);
+                blk_plug_device_unlocked(mddev->queue);
                 spin_unlock_irqrestore(&conf->device_lock, flags);
         }
         r1_bio_write_done(r1_bio, bio->bi_vcnt, behind_pages, behind_pages != NULL);
@@ -2021,7 +2024,6 @@ static int run(mddev_t *mddev)
         if (IS_ERR(conf))
                 return PTR_ERR(conf);
 
-        mddev->queue->queue_lock = &conf->device_lock;
         list_for_each_entry(rdev, &mddev->disks, same_set) {
                 disk_stack_limits(mddev->gendisk, rdev->bdev,
                                   rdev->data_offset << 9);
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 69b659544390..747d061d8e05 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -662,7 +662,10 @@ static int flush_pending_writes(conf_t *conf)
         if (conf->pending_bio_list.head) {
                 struct bio *bio;
                 bio = bio_list_get(&conf->pending_bio_list);
+                /* Spinlock only taken to quiet a warning */
+                spin_lock(conf->mddev->queue->queue_lock);
                 blk_remove_plug(conf->mddev->queue);
+                spin_unlock(conf->mddev->queue->queue_lock);
                 spin_unlock_irq(&conf->device_lock);
                 /* flush any pending bitmap writes to disk
                  * before proceeding w/ I/O */
@@ -971,7 +974,7 @@ static int make_request(mddev_t *mddev, struct bio * bio)
                 atomic_inc(&r10_bio->remaining);
                 spin_lock_irqsave(&conf->device_lock, flags);
                 bio_list_add(&conf->pending_bio_list, mbio);
-                blk_plug_device(mddev->queue);
+                blk_plug_device_unlocked(mddev->queue);
                 spin_unlock_irqrestore(&conf->device_lock, flags);
         }
 
@@ -2304,8 +2307,6 @@ static int run(mddev_t *mddev)
         if (!conf)
                 goto out;
 
-        mddev->queue->queue_lock = &conf->device_lock;
-
         mddev->thread = conf->thread;
         conf->thread = NULL;
 
@@ -2463,11 +2464,13 @@ static void *raid10_takeover_raid0(mddev_t *mddev)
         mddev->recovery_cp = MaxSector;
 
         conf = setup_conf(mddev);
-        if (!IS_ERR(conf))
+        if (!IS_ERR(conf)) {
                 list_for_each_entry(rdev, &mddev->disks, same_set)
                         if (rdev->raid_disk >= 0)
                                 rdev->new_raid_disk = rdev->raid_disk * 2;
-                
+                conf->barrier = 1;
+        }
+
         return conf;
 }
 
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 5044babfcda0..78536fdbd87f 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5204,7 +5204,6 @@ static int run(mddev_t *mddev)
 
                 mddev->queue->backing_dev_info.congested_data = mddev;
                 mddev->queue->backing_dev_info.congested_fn = raid5_congested;
-                mddev->queue->queue_lock = &conf->device_lock;
                 mddev->queue->unplug_fn = raid5_unplug_queue;
 
                 chunk_size = mddev->chunk_sectors << 9;
@@ -5517,7 +5516,6 @@ static int raid5_start_reshape(mddev_t *mddev)
         raid5_conf_t *conf = mddev->private;
         mdk_rdev_t *rdev;
         int spares = 0;
-        int added_devices = 0;
         unsigned long flags;
 
         if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery))
@@ -5527,8 +5525,8 @@ static int raid5_start_reshape(mddev_t *mddev)
                 return -ENOSPC;
 
         list_for_each_entry(rdev, &mddev->disks, same_set)
-                if ((rdev->raid_disk < 0 || rdev->raid_disk >= conf->raid_disks)
-                     && !test_bit(Faulty, &rdev->flags))
+                if (!test_bit(In_sync, &rdev->flags)
+                    && !test_bit(Faulty, &rdev->flags))
                         spares++;
 
         if (spares - mddev->degraded < mddev->delta_disks - conf->max_degraded)
@@ -5571,34 +5569,35 @@ static int raid5_start_reshape(mddev_t *mddev)
          * to correctly record the "partially reconstructed" state of
          * such devices during the reshape and confusion could result.
          */
-        if (mddev->delta_disks >= 0)
-            list_for_each_entry(rdev, &mddev->disks, same_set)
-                if (rdev->raid_disk < 0 &&
-                    !test_bit(Faulty, &rdev->flags)) {
-                        if (raid5_add_disk(mddev, rdev) == 0) {
-                                char nm[20];
-                                if (rdev->raid_disk >= conf->previous_raid_disks) {
-                                        set_bit(In_sync, &rdev->flags);
-                                        added_devices++;
-                                } else
-                                        rdev->recovery_offset = 0;
-                                sprintf(nm, "rd%d", rdev->raid_disk);
-                                if (sysfs_create_link(&mddev->kobj,
-                                                      &rdev->kobj, nm))
-                                        /* Failure here is OK */;
-                        } else
-                                break;
-                } else if (rdev->raid_disk >= conf->previous_raid_disks
-                           && !test_bit(Faulty, &rdev->flags)) {
-                        /* This is a spare that was manually added */
-                        set_bit(In_sync, &rdev->flags);
-                        added_devices++;
-                }
+        if (mddev->delta_disks >= 0) {
+                int added_devices = 0;
+                list_for_each_entry(rdev, &mddev->disks, same_set)
+                        if (rdev->raid_disk < 0 &&
+                            !test_bit(Faulty, &rdev->flags)) {
+                                if (raid5_add_disk(mddev, rdev) == 0) {
+                                        char nm[20];
+                                        if (rdev->raid_disk
+                                            >= conf->previous_raid_disks) {
+                                                set_bit(In_sync, &rdev->flags);
+                                                added_devices++;
+                                        } else
+                                                rdev->recovery_offset = 0;
+                                        sprintf(nm, "rd%d", rdev->raid_disk);
+                                        if (sysfs_create_link(&mddev->kobj,
+                                                              &rdev->kobj, nm))
+                                                /* Failure here is OK */;
+                                }
+                        } else if (rdev->raid_disk >= conf->previous_raid_disks
+                                   && !test_bit(Faulty, &rdev->flags)) {
+                                /* This is a spare that was manually added */
+                                set_bit(In_sync, &rdev->flags);
+                                added_devices++;
+                        }
 
-        /* When a reshape changes the number of devices, ->degraded
-         * is measured against the larger of the pre and post number of
-         * devices.*/
-        if (mddev->delta_disks > 0) {
+                /* When a reshape changes the number of devices,
+                 * ->degraded is measured against the larger of the
+                 * pre and post number of devices.
+                 */
                 spin_lock_irqsave(&conf->device_lock, flags);
                 mddev->degraded += (conf->raid_disks - conf->previous_raid_disks)
                         - added_devices;
diff --git a/drivers/media/rc/ir-lirc-codec.c b/drivers/media/rc/ir-lirc-codec.c
index f011c5d9dea1..1c5cc65ea1e1 100644
--- a/drivers/media/rc/ir-lirc-codec.c
+++ b/drivers/media/rc/ir-lirc-codec.c
@@ -1,4 +1,4 @@
-/* ir-lirc-codec.c - ir-core to classic lirc interface bridge
+/* ir-lirc-codec.c - rc-core to classic lirc interface bridge
  *
  * Copyright (C) 2010 by Jarod Wilson <jarod@redhat.com>
  *
@@ -47,6 +47,7 @@ static int ir_lirc_decode(struct rc_dev *dev, struct ir_raw_event ev)
         /* Carrier reports */
         if (ev.carrier_report) {
                 sample = LIRC_FREQUENCY(ev.carrier);
+                IR_dprintk(2, "carrier report (freq: %d)\n", sample);
 
         /* Packet end */
         } else if (ev.timeout) {
@@ -62,6 +63,7 @@ static int ir_lirc_decode(struct rc_dev *dev, struct ir_raw_event ev)
                         return 0;
 
                 sample = LIRC_TIMEOUT(ev.duration / 1000);
+                IR_dprintk(2, "timeout report (duration: %d)\n", sample);
 
         /* Normal sample */
         } else {
@@ -85,6 +87,8 @@ static int ir_lirc_decode(struct rc_dev *dev, struct ir_raw_event ev)
 
                 sample = ev.pulse ? LIRC_PULSE(ev.duration / 1000) :
                                         LIRC_SPACE(ev.duration / 1000);
+                IR_dprintk(2, "delivering %uus %s to lirc_dev\n",
+                           TO_US(ev.duration), TO_STR(ev.pulse));
         }
 
         lirc_buffer_write(dev->raw->lirc.drv->rbuf,
diff --git a/drivers/media/rc/keymaps/rc-rc6-mce.c b/drivers/media/rc/keymaps/rc-rc6-mce.c
index 3bf3337875d1..2f5dc0622b94 100644
--- a/drivers/media/rc/keymaps/rc-rc6-mce.c
+++ b/drivers/media/rc/keymaps/rc-rc6-mce.c
@@ -3,6 +3,9 @@
  *
  * Copyright (c) 2010 by Jarod Wilson <jarod@redhat.com>
  *
+ * See http://mediacenterguides.com/book/export/html/31 for details on
+ * key mappings.
+ *
  * 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
@@ -60,6 +63,9 @@ static struct rc_map_table rc6_mce[] = {
         { 0x800f0426, KEY_EPG },                /* Guide */
         { 0x800f0427, KEY_ZOOM },               /* Aspect */
 
+        { 0x800f0432, KEY_MODE },               /* Visualization */
+        { 0x800f0433, KEY_PRESENTATION },       /* Slide Show */
+        { 0x800f0434, KEY_EJECTCD },
         { 0x800f043a, KEY_BRIGHTNESSUP },
 
         { 0x800f0446, KEY_TV },
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c
index 079353e5d558..6df0a4980645 100644
--- a/drivers/media/rc/mceusb.c
+++ b/drivers/media/rc/mceusb.c
@@ -816,7 +816,7 @@ static void mceusb_handle_command(struct mceusb_dev *ir, int index)
         switch (ir->buf_in[index]) {
         /* 2-byte return value commands */
         case MCE_CMD_S_TIMEOUT:
-                ir->rc->timeout = MS_TO_NS((hi << 8 | lo) / 2);
+                ir->rc->timeout = US_TO_NS((hi << 8 | lo) / 2);
                 break;
 
         /* 1-byte return value commands */
@@ -855,9 +855,10 @@ static void mceusb_process_ir_data(struct mceusb_dev *ir, int buf_len)
                         break;
                 case PARSE_IRDATA:
                         ir->rem--;
+                        init_ir_raw_event(&rawir);
                         rawir.pulse = ((ir->buf_in[i] & MCE_PULSE_BIT) != 0);
                         rawir.duration = (ir->buf_in[i] & MCE_PULSE_MASK)
-                                         * MS_TO_US(MCE_TIME_UNIT);
+                                         * US_TO_NS(MCE_TIME_UNIT);
 
                         dev_dbg(ir->dev, "Storing %s with duration %d\n",
                                 rawir.pulse ? "pulse" : "space",
@@ -883,6 +884,8 @@ static void mceusb_process_ir_data(struct mceusb_dev *ir, int buf_len)
                                              i, ir->rem + 1, false);
                         if (ir->rem)
                                 ir->parser_state = PARSE_IRDATA;
+                        else
+                                ir_raw_event_reset(ir->rc);
                         break;
                 }
 
@@ -1060,7 +1063,7 @@ static struct rc_dev *mceusb_init_rc_dev(struct mceusb_dev *ir)
         rc->priv = ir;
         rc->driver_type = RC_DRIVER_IR_RAW;
         rc->allowed_protos = RC_TYPE_ALL;
-        rc->timeout = MS_TO_NS(1000);
+        rc->timeout = US_TO_NS(1000);
         if (!ir->flags.no_tx) {
                 rc->s_tx_mask = mceusb_set_tx_mask;
                 rc->s_tx_carrier = mceusb_set_tx_carrier;
diff --git a/drivers/media/rc/nuvoton-cir.c b/drivers/media/rc/nuvoton-cir.c
index dd4caf8ef80b..273d9d674792 100644
--- a/drivers/media/rc/nuvoton-cir.c
+++ b/drivers/media/rc/nuvoton-cir.c
@@ -460,7 +460,7 @@ static u32 nvt_rx_carrier_detect(struct nvt_dev *nvt)
                 return 0;
         }
 
-        carrier = (count * 1000000) / duration;
+        carrier = MS_TO_NS(count) / duration;
 
         if ((carrier > MAX_CARRIER) || (carrier < MIN_CARRIER))
                 nvt_dbg("WTF? Carrier frequency out of range!");
@@ -612,8 +612,8 @@ static void nvt_process_rx_ir_data(struct nvt_dev *nvt)
                 sample = nvt->buf[i];
 
                 rawir.pulse = ((sample & BUF_PULSE_BIT) != 0);
-                rawir.duration = (sample & BUF_LEN_MASK)
-                                        * SAMPLE_PERIOD * 1000;
+                rawir.duration = US_TO_NS((sample & BUF_LEN_MASK)
+                                          * SAMPLE_PERIOD);
 
                 if ((sample & BUF_LEN_MASK) == BUF_LEN_MASK) {
                         if (nvt->rawir.pulse == rawir.pulse)
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 72be8a02118c..512a2f4ada0e 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -458,21 +458,27 @@ static int ir_getkeycode(struct input_dev *idev,
                 index = ir_lookup_by_scancode(rc_map, scancode);
         }
 
-        if (index >= rc_map->len) {
-                if (!(ke->flags & INPUT_KEYMAP_BY_INDEX))
-                        IR_dprintk(1, "unknown key for scancode 0x%04x\n",
-                                   scancode);
+        if (index < rc_map->len) {
+                entry = &rc_map->scan[index];
+
+                ke->index = index;
+                ke->keycode = entry->keycode;
+                ke->len = sizeof(entry->scancode);
+                memcpy(ke->scancode, &entry->scancode, sizeof(entry->scancode));
+
+        } else if (!(ke->flags & INPUT_KEYMAP_BY_INDEX)) {
+                /*
+                 * We do not really know the valid range of scancodes
+                 * so let's respond with KEY_RESERVED to anything we
+                 * do not have mapping for [yet].
+                 */
+                ke->index = index;
+                ke->keycode = KEY_RESERVED;
+        } else {
                 retval = -EINVAL;
                 goto out;
         }
 
-        entry = &rc_map->scan[index];
-
-        ke->index = index;
-        ke->keycode = entry->keycode;
-        ke->len = sizeof(entry->scancode);
-        memcpy(ke->scancode, &entry->scancode, sizeof(entry->scancode));
-
         retval = 0;
 
 out:
diff --git a/drivers/media/rc/streamzap.c b/drivers/media/rc/streamzap.c
index 6e2911c2abfb..e435d94c0776 100644
--- a/drivers/media/rc/streamzap.c
+++ b/drivers/media/rc/streamzap.c
@@ -164,7 +164,7 @@ static void sz_push_full_pulse(struct streamzap_ir *sz,
                                 sz->signal_start.tv_usec -
                                 sz->signal_last.tv_usec);
                         rawir.duration -= sz->sum;
-                        rawir.duration *= 1000;
+                        rawir.duration = US_TO_NS(rawir.duration);
                         rawir.duration &= IR_MAX_DURATION;
                 }
                 sz_push(sz, rawir);
@@ -177,7 +177,7 @@ static void sz_push_full_pulse(struct streamzap_ir *sz,
         rawir.duration = ((int) value) * SZ_RESOLUTION;
         rawir.duration += SZ_RESOLUTION / 2;
         sz->sum += rawir.duration;
-        rawir.duration *= 1000;
+        rawir.duration = US_TO_NS(rawir.duration);
         rawir.duration &= IR_MAX_DURATION;
         sz_push(sz, rawir);
 }
@@ -197,7 +197,7 @@ static void sz_push_full_space(struct streamzap_ir *sz,
         rawir.duration = ((int) value) * SZ_RESOLUTION;
         rawir.duration += SZ_RESOLUTION / 2;
         sz->sum += rawir.duration;
-        rawir.duration *= 1000;
+        rawir.duration = US_TO_NS(rawir.duration);
         sz_push(sz, rawir);
 }
 
@@ -273,6 +273,7 @@ static void streamzap_callback(struct urb *urb)
                                 if (sz->timeout_enabled)
                                         sz_push(sz, rawir);
                                 ir_raw_event_handle(sz->rdev);
+                                ir_raw_event_reset(sz->rdev);
                         } else {
                                 sz_push_full_space(sz, sz->buf_in[i]);
                         }
@@ -290,6 +291,7 @@ static void streamzap_callback(struct urb *urb)
                 }
         }
 
+        ir_raw_event_handle(sz->rdev);
         usb_submit_urb(urb, GFP_ATOMIC);
 
         return;
@@ -430,13 +432,13 @@ static int __devinit streamzap_probe(struct usb_interface *intf,
         sz->decoder_state = PulseSpace;
         /* FIXME: don't yet have a way to set this */
         sz->timeout_enabled = true;
-        sz->rdev->timeout = (((SZ_TIMEOUT * SZ_RESOLUTION * 1000) &
+        sz->rdev->timeout = ((US_TO_NS(SZ_TIMEOUT * SZ_RESOLUTION) &
                                 IR_MAX_DURATION) | 0x03000000);
         #if 0
         /* not yet supported, depends on patches from maxim */
         /* see also: LIRC_GET_REC_RESOLUTION and LIRC_SET_REC_TIMEOUT */
-        sz->min_timeout = SZ_TIMEOUT * SZ_RESOLUTION * 1000;
-        sz->max_timeout = SZ_TIMEOUT * SZ_RESOLUTION * 1000;
+        sz->min_timeout = US_TO_NS(SZ_TIMEOUT * SZ_RESOLUTION);
+        sz->max_timeout = US_TO_NS(SZ_TIMEOUT * SZ_RESOLUTION);
         #endif
 
         do_gettimeofday(&sz->signal_start);
diff --git a/drivers/media/video/gspca/zc3xx.c b/drivers/media/video/gspca/zc3xx.c
index 865216e9362c..47236a58bf33 100644
--- a/drivers/media/video/gspca/zc3xx.c
+++ b/drivers/media/video/gspca/zc3xx.c
@@ -5793,7 +5793,7 @@ static void usb_exchange(struct gspca_dev *gspca_dev,
                         break;
                 default:
 /*              case 0xdd:       * delay */
-                        msleep(action->val / 64 + 10);
+                        msleep(action->idx);
                         break;
                 }
                 action++;
@@ -5830,7 +5830,7 @@ static void setmatrix(struct gspca_dev *gspca_dev)
                 [SENSOR_GC0305] =       gc0305_matrix,
                 [SENSOR_HDCS2020b] =    NULL,
                 [SENSOR_HV7131B] =      NULL,
-                [SENSOR_HV7131R] =      NULL,
+                [SENSOR_HV7131R] =      po2030_matrix,
                 [SENSOR_ICM105A] =      po2030_matrix,
                 [SENSOR_MC501CB] =      NULL,
                 [SENSOR_MT9V111_1] =    gc0305_matrix,
@@ -5936,6 +5936,7 @@ static void setquality(struct gspca_dev *gspca_dev)
         case SENSOR_ADCM2700:
         case SENSOR_GC0305:
         case SENSOR_HV7131B:
+        case SENSOR_HV7131R:
         case SENSOR_OV7620:
         case SENSOR_PAS202B:
         case SENSOR_PO2030:
@@ -6108,11 +6109,13 @@ static void send_unknown(struct gspca_dev *gspca_dev, int sensor)
                 reg_w(gspca_dev, 0x02, 0x003b);
                 reg_w(gspca_dev, 0x00, 0x0038);
                 break;
+        case SENSOR_HV7131R:
         case SENSOR_PAS202B:
                 reg_w(gspca_dev, 0x03, 0x003b);
                 reg_w(gspca_dev, 0x0c, 0x003a);
                 reg_w(gspca_dev, 0x0b, 0x0039);
-                reg_w(gspca_dev, 0x0b, 0x0038);
+                if (sensor == SENSOR_PAS202B)
+                        reg_w(gspca_dev, 0x0b, 0x0038);
                 break;
         }
 }
@@ -6704,10 +6707,13 @@ static int sd_start(struct gspca_dev *gspca_dev)
                 reg_w(gspca_dev, 0x02, 0x003b);
                 reg_w(gspca_dev, 0x00, 0x0038);
                 break;
+        case SENSOR_HV7131R:
         case SENSOR_PAS202B:
                 reg_w(gspca_dev, 0x03, 0x003b);
                 reg_w(gspca_dev, 0x0c, 0x003a);
                 reg_w(gspca_dev, 0x0b, 0x0039);
+                if (sd->sensor == SENSOR_HV7131R)
+                        reg_w(gspca_dev, 0x50, ZC3XX_R11D_GLOBALGAIN);
                 break;
         }
 
@@ -6720,6 +6726,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
                 break;
         case SENSOR_PAS202B:
         case SENSOR_GC0305:
+        case SENSOR_HV7131R:
         case SENSOR_TAS5130C:
                 reg_r(gspca_dev, 0x0008);
                 /* fall thru */
@@ -6760,6 +6767,12 @@ static int sd_start(struct gspca_dev *gspca_dev)
                                                 /* ms-win + */
                 reg_w(gspca_dev, 0x40, 0x0117);
                 break;
+        case SENSOR_HV7131R:
+                i2c_write(gspca_dev, 0x25, 0x04, 0x00); /* exposure */
+                i2c_write(gspca_dev, 0x26, 0x93, 0x00);
+                i2c_write(gspca_dev, 0x27, 0xe0, 0x00);
+                reg_w(gspca_dev, 0x00, ZC3XX_R1A7_CALCGLOBALMEAN);
+                break;
         case SENSOR_GC0305:
         case SENSOR_TAS5130C:
                 reg_w(gspca_dev, 0x09, 0x01ad); /* (from win traces) */
@@ -6808,9 +6821,17 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
 {
         struct sd *sd = (struct sd *) gspca_dev;
 
-        if (data[0] == 0xff && data[1] == 0xd8) {       /* start of frame */
+        /* check the JPEG end of frame */
+        if (len >= 3
+         && data[len - 3] == 0xff && data[len - 2] == 0xd9) {
+/*fixme: what does the last byte mean?*/
                 gspca_frame_add(gspca_dev, LAST_PACKET,
-                                        NULL, 0);
+                                        data, len - 1);
+                return;
+        }
+
+        /* check the JPEG start of a frame */
+        if (data[0] == 0xff && data[1] == 0xd8) {
                 /* put the JPEG header in the new frame */
                 gspca_frame_add(gspca_dev, FIRST_PACKET,
                         sd->jpeg_hdr, JPEG_HDR_SZ);
diff --git a/drivers/media/video/hdpvr/hdpvr-core.c b/drivers/media/video/hdpvr/hdpvr-core.c
index a6572e5ae369..a27d93b503a5 100644
--- a/drivers/media/video/hdpvr/hdpvr-core.c
+++ b/drivers/media/video/hdpvr/hdpvr-core.c
@@ -283,6 +283,7 @@ static int hdpvr_probe(struct usb_interface *interface,
         struct hdpvr_device *dev;
         struct usb_host_interface *iface_desc;
         struct usb_endpoint_descriptor *endpoint;
+        struct i2c_client *client;
         size_t buffer_size;
         int i;
         int retval = -ENOMEM;
@@ -381,13 +382,21 @@ static int hdpvr_probe(struct usb_interface *interface,
 #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
         retval = hdpvr_register_i2c_adapter(dev);
         if (retval < 0) {
-                v4l2_err(&dev->v4l2_dev, "registering i2c adapter failed\n");
+                v4l2_err(&dev->v4l2_dev, "i2c adapter register failed\n");
                 goto error;
         }
 
-        retval = hdpvr_register_i2c_ir(dev);
-        if (retval < 0)
-                v4l2_err(&dev->v4l2_dev, "registering i2c IR devices failed\n");
+        client = hdpvr_register_ir_rx_i2c(dev);
+        if (!client) {
+                v4l2_err(&dev->v4l2_dev, "i2c IR RX device register failed\n");
+                goto reg_fail;
+        }
+
+        client = hdpvr_register_ir_tx_i2c(dev);
+        if (!client) {
+                v4l2_err(&dev->v4l2_dev, "i2c IR TX device register failed\n");
+                goto reg_fail;
+        }
 #endif
 
         /* let the user know what node this device is now attached to */
@@ -395,6 +404,10 @@ static int hdpvr_probe(struct usb_interface *interface,
                   video_device_node_name(dev->video_dev));
         return 0;
 
+reg_fail:
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+        i2c_del_adapter(&dev->i2c_adapter);
+#endif
 error:
         if (dev) {
                 /* Destroy single thread */
@@ -424,6 +437,9 @@ static void hdpvr_disconnect(struct usb_interface *interface)
         mutex_lock(&dev->io_mutex);
         hdpvr_cancel_queue(dev);
         mutex_unlock(&dev->io_mutex);
+#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
+        i2c_del_adapter(&dev->i2c_adapter);
+#endif
         video_unregister_device(dev->video_dev);
         atomic_dec(&dev_nr);
 }
diff --git a/drivers/media/video/hdpvr/hdpvr-i2c.c b/drivers/media/video/hdpvr/hdpvr-i2c.c
index 89b71faeaac2..e53fa55d56a1 100644
--- a/drivers/media/video/hdpvr/hdpvr-i2c.c
+++ b/drivers/media/video/hdpvr/hdpvr-i2c.c
@@ -31,26 +31,34 @@
 #define Z8F0811_IR_RX_I2C_ADDR  0x71
 
 
-static struct i2c_board_info hdpvr_i2c_board_info = {
-        I2C_BOARD_INFO("ir_tx_z8f0811_hdpvr", Z8F0811_IR_TX_I2C_ADDR),
-        I2C_BOARD_INFO("ir_rx_z8f0811_hdpvr", Z8F0811_IR_RX_I2C_ADDR),
-};
+struct i2c_client *hdpvr_register_ir_tx_i2c(struct hdpvr_device *dev)
+{
+        struct IR_i2c_init_data *init_data = &dev->ir_i2c_init_data;
+        struct i2c_board_info hdpvr_ir_tx_i2c_board_info = {
+                I2C_BOARD_INFO("ir_tx_z8f0811_hdpvr", Z8F0811_IR_TX_I2C_ADDR),
+        };
+
+        init_data->name = "HD-PVR";
+        hdpvr_ir_tx_i2c_board_info.platform_data = init_data;
 
-int hdpvr_register_i2c_ir(struct hdpvr_device *dev)
+        return i2c_new_device(&dev->i2c_adapter, &hdpvr_ir_tx_i2c_board_info);
+}
+
+struct i2c_client *hdpvr_register_ir_rx_i2c(struct hdpvr_device *dev)
 {
-        struct i2c_client *c;
         struct IR_i2c_init_data *init_data = &dev->ir_i2c_init_data;
+        struct i2c_board_info hdpvr_ir_rx_i2c_board_info = {
+                I2C_BOARD_INFO("ir_rx_z8f0811_hdpvr", Z8F0811_IR_RX_I2C_ADDR),
+        };
 
         /* Our default information for ir-kbd-i2c.c to use */
         init_data->ir_codes = RC_MAP_HAUPPAUGE_NEW;
         init_data->internal_get_key_func = IR_KBD_GET_KEY_HAUP_XVR;
         init_data->type = RC_TYPE_RC5;
-        init_data->name = "HD PVR";
-        hdpvr_i2c_board_info.platform_data = init_data;
-
-        c = i2c_new_device(&dev->i2c_adapter, &hdpvr_i2c_board_info);
+        init_data->name = "HD-PVR";
+        hdpvr_ir_rx_i2c_board_info.platform_data = init_data;
 
-        return (c == NULL) ? -ENODEV : 0;
+        return i2c_new_device(&dev->i2c_adapter, &hdpvr_ir_rx_i2c_board_info);
 }
 
 static int hdpvr_i2c_read(struct hdpvr_device *dev, int bus,
diff --git a/drivers/media/video/hdpvr/hdpvr.h b/drivers/media/video/hdpvr/hdpvr.h
index ee74e3be9a6a..072f23c570f3 100644
--- a/drivers/media/video/hdpvr/hdpvr.h
+++ b/drivers/media/video/hdpvr/hdpvr.h
@@ -313,7 +313,8 @@ int hdpvr_cancel_queue(struct hdpvr_device *dev);
 /* i2c adapter registration */
 int hdpvr_register_i2c_adapter(struct hdpvr_device *dev);
 
-int hdpvr_register_i2c_ir(struct hdpvr_device *dev);
+struct i2c_client *hdpvr_register_ir_rx_i2c(struct hdpvr_device *dev);
+struct i2c_client *hdpvr_register_ir_tx_i2c(struct hdpvr_device *dev);
 
 /*========================================================================*/
 /* buffer management */
diff --git a/drivers/media/video/ir-kbd-i2c.c b/drivers/media/video/ir-kbd-i2c.c
index d2b20ad383a3..a221ad68b330 100644
--- a/drivers/media/video/ir-kbd-i2c.c
+++ b/drivers/media/video/ir-kbd-i2c.c
@@ -128,6 +128,19 @@ static int get_key_haup(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 
 static int get_key_haup_xvr(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 {
+        int ret;
+        unsigned char buf[1] = { 0 };
+
+        /*
+         * This is the same apparent "are you ready?" poll command observed
+         * watching Windows driver traffic and implemented in lirc_zilog. With
+         * this added, we get far saner remote behavior with z8 chips on usb
+         * connected devices, even with the default polling interval of 100ms.
+         */
+        ret = i2c_master_send(ir->c, buf, 1);
+        if (ret != 1)
+                return (ret < 0) ? ret : -EINVAL;
+
         return get_key_haup_common (ir, ir_key, ir_raw, 6, 3);
 }
 
diff --git a/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c b/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
index ccc884948f34..451ecd485f97 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
@@ -597,7 +597,6 @@ static void pvr2_i2c_register_ir(struct pvr2_hdw *hdw)
                 init_data->internal_get_key_func = IR_KBD_GET_KEY_HAUP_XVR;
                 init_data->type                  = RC_TYPE_RC5;
                 init_data->name                  = hdw->hdw_desc->description;
-                init_data->polling_interval      = 260; /* ms From lirc_zilog */
                 /* IR Receiver */
                 info.addr          = 0x71;
                 info.platform_data = init_data;
diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c
index f35459d1f42f..0db90922ee93 100644
--- a/drivers/media/video/saa7115.c
+++ b/drivers/media/video/saa7115.c
@@ -1565,7 +1565,7 @@ static int saa711x_probe(struct i2c_client *client,
         chip_id = name[5];
 
         /* Check whether this chip is part of the saa711x series */
-        if (memcmp(name, "1f711", 5)) {
+        if (memcmp(name + 1, "f711", 4)) {
                 v4l_dbg(1, debug, client, "chip found @ 0x%x (ID %s) does not match a known saa711x chip.\n",
                         client->addr << 1, name);
                 return -ENODEV;
diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c
index e9a3eab7b0cf..8c1d85e27be4 100644
--- a/drivers/memstick/core/memstick.c
+++ b/drivers/memstick/core/memstick.c
@@ -621,7 +621,7 @@ static int __init memstick_init(void)
 {
         int rc;
 
-        workqueue = create_freezeable_workqueue("kmemstick");
+        workqueue = create_freezable_workqueue("kmemstick");
         if (!workqueue)
                 return -ENOMEM;
 
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index f71f22948477..1735c84ff757 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -76,8 +76,8 @@
 #define COPYRIGHT       "Copyright (c) 1999-2008 " MODULEAUTHOR
 #endif
 
-#define MPT_LINUX_VERSION_COMMON        "3.04.17"
-#define MPT_LINUX_PACKAGE_NAME          "@(#)mptlinux-3.04.17"
+#define MPT_LINUX_VERSION_COMMON        "3.04.18"
+#define MPT_LINUX_PACKAGE_NAME          "@(#)mptlinux-3.04.18"
 #define WHAT_MAGIC_STRING               "@" "(" "#" ")"
 
 #define show_mptmod_ver(s,ver)  \
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index a3856ed90aef..e8deb8ed0499 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -597,6 +597,13 @@ mptctl_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
 }
 
 static int
+mptctl_release(struct inode *inode, struct file *filep)
+{
+        fasync_helper(-1, filep, 0, &async_queue);
+        return 0;
+}
+
+static int
 mptctl_fasync(int fd, struct file *filep, int mode)
 {
         MPT_ADAPTER     *ioc;
@@ -2815,6 +2822,7 @@ static const struct file_operations mptctl_fops = {
         .llseek =       no_llseek,
         .fasync =       mptctl_fasync,
         .unlocked_ioctl = mptctl_ioctl,
+        .release =      mptctl_release,
 #ifdef CONFIG_COMPAT
         .compat_ioctl = compat_mpctl_ioctl,
 #endif
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 59b8f53d1ece..0d9b82a44540 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -1873,8 +1873,9 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
         }
 
  out:
-        printk(MYIOC_s_INFO_FMT "task abort: %s (sc=%p)\n",
-            ioc->name, ((retval == SUCCESS) ? "SUCCESS" : "FAILED"), SCpnt);
+        printk(MYIOC_s_INFO_FMT "task abort: %s (rv=%04x) (sc=%p) (sn=%ld)\n",
+            ioc->name, ((retval == SUCCESS) ? "SUCCESS" : "FAILED"), retval,
+            SCpnt, SCpnt->serial_number);
 
         return retval;
 }
@@ -1911,7 +1912,7 @@ mptscsih_dev_reset(struct scsi_cmnd * SCpnt)
 
         vdevice = SCpnt->device->hostdata;
         if (!vdevice || !vdevice->vtarget) {
-                retval = SUCCESS;
+                retval = 0;
                 goto out;
         }
 
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 6a1f94042612..c45e6305b26f 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -143,9 +143,9 @@ static void asic3_irq_demux(unsigned int irq, struct irq_desc *desc)
         unsigned long flags;
         struct asic3 *asic;
 
-        desc->chip->ack(irq);
+        desc->irq_data.chip->irq_ack(&desc->irq_data);
 
-        asic = desc->handler_data;
+        asic = get_irq_data(irq);
 
         for (iter = 0 ; iter < MAX_ASIC_ISR_LOOPS; iter++) {
                 u32 status;
diff --git a/drivers/mfd/davinci_voicecodec.c b/drivers/mfd/davinci_voicecodec.c
index 33c923d215c7..fdd8a1b8bc67 100644
--- a/drivers/mfd/davinci_voicecodec.c
+++ b/drivers/mfd/davinci_voicecodec.c
@@ -118,12 +118,12 @@ static int __init davinci_vc_probe(struct platform_device *pdev)
 
         /* Voice codec interface client */
         cell = &davinci_vc->cells[DAVINCI_VC_VCIF_CELL];
-        cell->name = "davinci_vcif";
+        cell->name = "davinci-vcif";
         cell->driver_data = davinci_vc;
 
         /* Voice codec CQ93VC client */
         cell = &davinci_vc->cells[DAVINCI_VC_CQ93VC_CELL];
-        cell->name = "cq93vc";
+        cell->name = "cq93vc-codec";
         cell->driver_data = davinci_vc;
 
         ret = mfd_add_devices(&pdev->dev, pdev->id, davinci_vc->cells,
diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c
index 627cf577b16d..e9018d1394ee 100644
--- a/drivers/mfd/tps6586x.c
+++ b/drivers/mfd/tps6586x.c
@@ -150,12 +150,12 @@ static inline int __tps6586x_write(struct i2c_client *client,
 static inline int __tps6586x_writes(struct i2c_client *client, int reg,
                                   int len, uint8_t *val)
 {
-        int ret;
+        int ret, i;
 
-        ret = i2c_smbus_write_i2c_block_data(client, reg, len, val);
-        if (ret < 0) {
-                dev_err(&client->dev, "failed writings to 0x%02x\n", reg);
-                return ret;
+        for (i = 0; i < len; i++) {
+                ret = __tps6586x_write(client, reg + i, *(val + i));
+                if (ret < 0)
+                        return ret;
         }
 
         return 0;
diff --git a/drivers/mfd/ucb1x00-ts.c b/drivers/mfd/ucb1x00-ts.c
index 000cb414a78a..92b85e28a15e 100644
--- a/drivers/mfd/ucb1x00-ts.c
+++ b/drivers/mfd/ucb1x00-ts.c
@@ -385,12 +385,18 @@ static int ucb1x00_ts_add(struct ucb1x00_dev *dev)
         idev->close      = ucb1x00_ts_close;
 
         __set_bit(EV_ABS, idev->evbit);
-        __set_bit(ABS_X, idev->absbit);
-        __set_bit(ABS_Y, idev->absbit);
-        __set_bit(ABS_PRESSURE, idev->absbit);
 
         input_set_drvdata(idev, ts);
 
+        ucb1x00_adc_enable(ts->ucb);
+        ts->x_res = ucb1x00_ts_read_xres(ts);
+        ts->y_res = ucb1x00_ts_read_yres(ts);
+        ucb1x00_adc_disable(ts->ucb);
+
+        input_set_abs_params(idev, ABS_X, 0, ts->x_res, 0, 0);
+        input_set_abs_params(idev, ABS_Y, 0, ts->y_res, 0, 0);
+        input_set_abs_params(idev, ABS_PRESSURE, 0, 0, 0, 0);
+
         err = input_register_device(idev);
         if (err)
                 goto fail;
diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index 41233c7fa581..f4016a075fd6 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -246,6 +246,16 @@ static int wm8994_suspend(struct device *dev)
         struct wm8994 *wm8994 = dev_get_drvdata(dev);
         int ret;
 
+        /* Don't actually go through with the suspend if the CODEC is
+         * still active (eg, for audio passthrough from CP. */
+        ret = wm8994_reg_read(wm8994, WM8994_POWER_MANAGEMENT_1);
+        if (ret < 0) {
+                dev_err(dev, "Failed to read power status: %d\n", ret);
+        } else if (ret & WM8994_VMID_SEL_MASK) {
+                dev_dbg(dev, "CODEC still active, ignoring suspend\n");
+                return 0;
+        }
+
         /* GPIO configuration state is saved here since we may be configuring
          * the GPIO alternate functions even if we're not using the gpiolib
          * driver for them.
@@ -261,6 +271,8 @@ static int wm8994_suspend(struct device *dev)
         if (ret < 0)
                 dev_err(dev, "Failed to save LDO registers: %d\n", ret);
 
+        wm8994->suspended = true;
+
         ret = regulator_bulk_disable(wm8994->num_supplies,
                                      wm8994->supplies);
         if (ret != 0) {
@@ -276,6 +288,10 @@ static int wm8994_resume(struct device *dev)
         struct wm8994 *wm8994 = dev_get_drvdata(dev);
         int ret;
 
+        /* We may have lied to the PM core about suspending */
+        if (!wm8994->suspended)
+                return 0;
+
         ret = regulator_bulk_enable(wm8994->num_supplies,
                                     wm8994->supplies);
         if (ret != 0) {
@@ -298,6 +314,8 @@ static int wm8994_resume(struct device *dev)
         if (ret < 0)
                 dev_err(dev, "Failed to restore GPIO registers: %d\n", ret);
 
+        wm8994->suspended = false;
+
         return 0;
 }
 #endif
diff --git a/drivers/misc/bmp085.c b/drivers/misc/bmp085.c
index 63ee4c1a5315..b6e1c9a6679e 100644
--- a/drivers/misc/bmp085.c
+++ b/drivers/misc/bmp085.c
@@ -449,6 +449,7 @@ static const struct i2c_device_id bmp085_id[] = {
         { "bmp085", 0 },
         { }
 };
+MODULE_DEVICE_TABLE(i2c, bmp085_id);
 
 static struct i2c_driver bmp085_driver = {
         .driver = {
diff --git a/drivers/misc/tifm_core.c b/drivers/misc/tifm_core.c
index 5f6852dff40b..44d4475a09dd 100644
--- a/drivers/misc/tifm_core.c
+++ b/drivers/misc/tifm_core.c
@@ -329,7 +329,7 @@ static int __init tifm_init(void)
 {
         int rc;
 
-        workqueue = create_freezeable_workqueue("tifm");
+        workqueue = create_freezable_workqueue("tifm");
         if (!workqueue)
                 return -ENOMEM;
 
diff --git a/drivers/misc/vmw_balloon.c b/drivers/misc/vmw_balloon.c
index 4d2ea8e80140..6df5a55da110 100644
--- a/drivers/misc/vmw_balloon.c
+++ b/drivers/misc/vmw_balloon.c
@@ -785,7 +785,7 @@ static int __init vmballoon_init(void)
         if (x86_hyper != &x86_hyper_vmware)
                 return -ENODEV;
 
-        vmballoon_wq = create_freezeable_workqueue("vmmemctl");
+        vmballoon_wq = create_freezable_workqueue("vmmemctl");
         if (!vmballoon_wq) {
                 pr_err("failed to create workqueue\n");
                 return -ENOMEM;
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 5c4a54d9b6a4..ebc62ad4cc56 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -792,7 +792,6 @@ int mmc_attach_sdio(struct mmc_host *host)
          */
         mmc_release_host(host);
         err = mmc_add_card(host->card);
-        mmc_claim_host(host);
         if (err)
                 goto remove_added;
 
@@ -805,12 +804,12 @@ int mmc_attach_sdio(struct mmc_host *host)
                         goto remove_added;
         }
 
+        mmc_claim_host(host);
         return 0;
 
 
 remove_added:
         /* Remove without lock if the device has been added. */
-        mmc_release_host(host);
         mmc_sdio_remove(host);
         mmc_claim_host(host);
 remove:
diff --git a/drivers/mtd/nand/r852.c b/drivers/mtd/nand/r852.c
index d9d7efbc77cc..6322d1fb5d62 100644
--- a/drivers/mtd/nand/r852.c
+++ b/drivers/mtd/nand/r852.c
@@ -930,7 +930,7 @@ int  r852_probe(struct pci_dev *pci_dev, const struct pci_device_id *id)
 
         init_completion(&dev->dma_done);
 
-        dev->card_workqueue = create_freezeable_workqueue(DRV_NAME);
+        dev->card_workqueue = create_freezable_workqueue(DRV_NAME);
 
         if (!dev->card_workqueue)
                 goto error9;
diff --git a/drivers/mtd/sm_ftl.c b/drivers/mtd/sm_ftl.c
index 67822cf6c025..ac0d6a8613b5 100644
--- a/drivers/mtd/sm_ftl.c
+++ b/drivers/mtd/sm_ftl.c
@@ -1258,7 +1258,7 @@ static struct mtd_blktrans_ops sm_ftl_ops = {
 static __init int sm_module_init(void)
 {
         int error = 0;
-        cache_flush_workqueue = create_freezeable_workqueue("smflush");
+        cache_flush_workqueue = create_freezable_workqueue("smflush");
 
         if (IS_ERR(cache_flush_workqueue))
                 return PTR_ERR(cache_flush_workqueue);
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index f49e49dc5928..5ebe280225d6 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -672,33 +672,7 @@ static int io_init(struct ubi_device *ubi)
                 ubi->nor_flash = 1;
         }
 
-        /*
-         * Set UBI min. I/O size (@ubi->min_io_size). We use @mtd->writebufsize
-         * for these purposes, not @mtd->writesize. At the moment this does not
-         * matter for NAND, because currently @mtd->writebufsize is equivalent to
-         * @mtd->writesize for all NANDs. However, some CFI NOR flashes may
-         * have @mtd->writebufsize which is multiple of @mtd->writesize.
-         *
-         * The reason we use @mtd->writebufsize for @ubi->min_io_size is that
-         * UBI and UBIFS recovery algorithms rely on the fact that if there was
-         * an unclean power cut, then we can find offset of the last corrupted
-         * node, align the offset to @ubi->min_io_size, read the rest of the
-         * eraseblock starting from this offset, and check whether there are
-         * only 0xFF bytes. If yes, then we are probably dealing with a
-         * corruption caused by a power cut, if not, then this is probably some
-         * severe corruption.
-         *
-         * Thus, we have to use the maximum write unit size of the flash, which
-         * is @mtd->writebufsize, because @mtd->writesize is the minimum write
-         * size, not the maximum.
-         */
-        if (ubi->mtd->type == MTD_NANDFLASH)
-                ubi_assert(ubi->mtd->writebufsize == ubi->mtd->writesize);
-        else if (ubi->mtd->type == MTD_NORFLASH)
-                ubi_assert(ubi->mtd->writebufsize % ubi->mtd->writesize == 0);
-
-        ubi->min_io_size = ubi->mtd->writebufsize;
-
+        ubi->min_io_size = ubi->mtd->writesize;
         ubi->hdrs_min_io_size = ubi->mtd->writesize >> ubi->mtd->subpage_sft;
 
         /*
diff --git a/drivers/net/atl1c/atl1c_main.c b/drivers/net/atl1c/atl1c_main.c
index a699bbf20eb5..3824382faecc 100644
--- a/drivers/net/atl1c/atl1c_main.c
+++ b/drivers/net/atl1c/atl1c_main.c
@@ -48,6 +48,7 @@ static DEFINE_PCI_DEVICE_TABLE(atl1c_pci_tbl) = {
         {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATHEROS_L2C_B)},
         {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATHEROS_L2C_B2)},
         {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATHEROS_L1D)},
+        {PCI_DEVICE(PCI_VENDOR_ID_ATTANSIC, PCI_DEVICE_ID_ATHEROS_L1D_2_0)},
         /* required last entry */
         { 0 }
 };
diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index 0c7811faf72c..a179cc6d79f2 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -1786,6 +1786,10 @@ int be_cmd_get_seeprom_data(struct be_adapter *adapter,
         spin_lock_bh(&adapter->mcc_lock);
 
         wrb = wrb_from_mccq(adapter);
+        if (!wrb) {
+                status = -EBUSY;
+                goto err;
+        }
         req = nonemb_cmd->va;
         sge = nonembedded_sgl(wrb);
 
@@ -1801,6 +1805,7 @@ int be_cmd_get_seeprom_data(struct be_adapter *adapter,
 
         status = be_mcc_notify_wait(adapter);
 
+err:
         spin_unlock_bh(&adapter->mcc_lock);
         return status;
 }
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index de40d3b7152f..28a32a6c8bf1 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -312,11 +312,9 @@ void be_link_status_update(struct be_adapter *adapter, bool link_up)
         if (adapter->link_up != link_up) {
                 adapter->link_speed = -1;
                 if (link_up) {
-                        netif_start_queue(netdev);
                         netif_carrier_on(netdev);
                         printk(KERN_INFO "%s: Link up\n", netdev->name);
                 } else {
-                        netif_stop_queue(netdev);
                         netif_carrier_off(netdev);
                         printk(KERN_INFO "%s: Link down\n", netdev->name);
                 }
@@ -2628,8 +2626,6 @@ static void be_netdev_init(struct net_device *netdev)
 
         netif_napi_add(netdev, &adapter->tx_eq.napi, be_poll_tx_mcc,
                 BE_NAPI_WEIGHT);
-
-        netif_stop_queue(netdev);
 }
 
 static void be_unmap_pci_bars(struct be_adapter *adapter)
diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h
index 8e4183717d91..7897d114b290 100644
--- a/drivers/net/bnx2x/bnx2x.h
+++ b/drivers/net/bnx2x/bnx2x.h
@@ -22,8 +22,8 @@
  * (you will need to reboot afterwards) */
 /* #define BNX2X_STOP_ON_ERROR */
 
-#define DRV_MODULE_VERSION      "1.62.00-4"
-#define DRV_MODULE_RELDATE      "2011/01/18"
+#define DRV_MODULE_VERSION      "1.62.00-6"
+#define DRV_MODULE_RELDATE      "2011/01/30"
 #define BNX2X_BC_VER            0x040200
 
 #define BNX2X_MULTI_QUEUE
@@ -1613,19 +1613,23 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
 #define BNX2X_BTR                       4
 #define MAX_SPQ_PENDING                 8
 
-
-/* CMNG constants
-   derived from lab experiments, and not from system spec calculations !!! */
-#define DEF_MIN_RATE                    100
+/* CMNG constants, as derived from system spec calculations */
+/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
+#define DEF_MIN_RATE                                    100
 /* resolution of the rate shaping timer - 100 usec */
-#define RS_PERIODIC_TIMEOUT_USEC        100
-/* resolution of fairness algorithm in usecs -
-   coefficient for calculating the actual t fair */
-#define T_FAIR_COEF                     10000000
+#define RS_PERIODIC_TIMEOUT_USEC                        100
 /* number of bytes in single QM arbitration cycle -
-   coefficient for calculating the fairness timer */
-#define QM_ARB_BYTES                    40000
-#define FAIR_MEM                        2
+ * coefficient for calculating the fairness timer */
+#define QM_ARB_BYTES                                    160000
+/* resolution of Min algorithm 1:100 */
+#define MIN_RES                                         100
+/* how many bytes above threshold for the minimal credit of Min algorithm*/
+#define MIN_ABOVE_THRESH                                32768
+/* Fairness algorithm integration time coefficient -
+ * for calculating the actual Tfair */
+#define T_FAIR_COEF     ((MIN_ABOVE_THRESH +  QM_ARB_BYTES) * 8 * MIN_RES)
+/* Memory of fairness algorithm . 2 cycles */
+#define FAIR_MEM                                        2
 
 
 #define ATTN_NIG_FOR_FUNC               (1L << 8)
diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c
index 710ce5d04c53..93798129061b 100644
--- a/drivers/net/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/bnx2x/bnx2x_cmn.c
@@ -259,10 +259,44 @@ static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue,
 #endif
 }
 
+/* Timestamp option length allowed for TPA aggregation:
+ *
+ *              nop nop kind length echo val
+ */
+#define TPA_TSTAMP_OPT_LEN      12
+/**
+ * Calculate the approximate value of the MSS for this
+ * aggregation using the first packet of it.
+ *
+ * @param bp
+ * @param parsing_flags Parsing flags from the START CQE
+ * @param len_on_bd Total length of the first packet for the
+ *                   aggregation.
+ */
+static inline u16 bnx2x_set_lro_mss(struct bnx2x *bp, u16 parsing_flags,
+                                    u16 len_on_bd)
+{
+        /* TPA arrgregation won't have an IP options and TCP options
+         * other than timestamp.
+         */
+        u16 hdrs_len = ETH_HLEN + sizeof(struct iphdr) + sizeof(struct tcphdr);
+
+
+        /* Check if there was a TCP timestamp, if there is it's will
+         * always be 12 bytes length: nop nop kind length echo val.
+         *
+         * Otherwise FW would close the aggregation.
+         */
+        if (parsing_flags & PARSING_FLAGS_TIME_STAMP_EXIST_FLAG)
+                hdrs_len += TPA_TSTAMP_OPT_LEN;
+
+        return len_on_bd - hdrs_len;
+}
+
 static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp,
                                struct sk_buff *skb,
                                struct eth_fast_path_rx_cqe *fp_cqe,
-                               u16 cqe_idx)
+                               u16 cqe_idx, u16 parsing_flags)
 {
         struct sw_rx_page *rx_pg, old_rx_pg;
         u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd);
@@ -275,8 +309,8 @@ static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp,
 
         /* This is needed in order to enable forwarding support */
         if (frag_size)
-                skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE,
-                                               max(frag_size, (u32)len_on_bd));
+                skb_shinfo(skb)->gso_size = bnx2x_set_lro_mss(bp, parsing_flags,
+                                                              len_on_bd);
 
 #ifdef BNX2X_STOP_ON_ERROR
         if (pages > min_t(u32, 8, MAX_SKB_FRAGS)*SGE_PAGE_SIZE*PAGES_PER_SGE) {
@@ -344,6 +378,8 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp,
         if (likely(new_skb)) {
                 /* fix ip xsum and give it to the stack */
                 /* (no need to map the new skb) */
+                u16 parsing_flags =
+                        le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags);
 
                 prefetch(skb);
                 prefetch(((char *)(skb)) + L1_CACHE_BYTES);
@@ -373,9 +409,9 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp,
                 }
 
                 if (!bnx2x_fill_frag_skb(bp, fp, skb,
-                                         &cqe->fast_path_cqe, cqe_idx)) {
-                        if ((le16_to_cpu(cqe->fast_path_cqe.
-                            pars_flags.flags) & PARSING_FLAGS_VLAN))
+                                         &cqe->fast_path_cqe, cqe_idx,
+                                         parsing_flags)) {
+                        if (parsing_flags & PARSING_FLAGS_VLAN)
                                 __vlan_hwaccel_put_tag(skb,
                                                  le16_to_cpu(cqe->fast_path_cqe.
                                                              vlan_tag));
@@ -703,19 +739,20 @@ u16 bnx2x_get_mf_speed(struct bnx2x *bp)
 {
         u16 line_speed = bp->link_vars.line_speed;
         if (IS_MF(bp)) {
-                u16 maxCfg = (bp->mf_config[BP_VN(bp)] &
-                                                FUNC_MF_CFG_MAX_BW_MASK) >>
-                                                FUNC_MF_CFG_MAX_BW_SHIFT;
-                /* Calculate the current MAX line speed limit for the DCC
-                 * capable devices
+                u16 maxCfg = bnx2x_extract_max_cfg(bp,
+                                                   bp->mf_config[BP_VN(bp)]);
+
+                /* Calculate the current MAX line speed limit for the MF
+                 * devices
                  */
-                if (IS_MF_SD(bp)) {
+                if (IS_MF_SI(bp))
+                        line_speed = (line_speed * maxCfg) / 100;
+                else { /* SD mode */
                         u16 vn_max_rate = maxCfg * 100;
 
                         if (vn_max_rate < line_speed)
                                 line_speed = vn_max_rate;
-                } else /* IS_MF_SI(bp)) */
-                        line_speed = (line_speed * maxCfg) / 100;
+                }
         }
 
         return line_speed;
diff --git a/drivers/net/bnx2x/bnx2x_cmn.h b/drivers/net/bnx2x/bnx2x_cmn.h
index 03eb4d68e6bb..326ba44b3ded 100644
--- a/drivers/net/bnx2x/bnx2x_cmn.h
+++ b/drivers/net/bnx2x/bnx2x_cmn.h
@@ -1044,4 +1044,24 @@ static inline void storm_memset_cmng(struct bnx2x *bp,
 void bnx2x_acquire_phy_lock(struct bnx2x *bp);
 void bnx2x_release_phy_lock(struct bnx2x *bp);
 
+/**
+ * Extracts MAX BW part from MF configuration.
+ *
+ * @param bp
+ * @param mf_cfg
+ *
+ * @return u16
+ */
+static inline u16 bnx2x_extract_max_cfg(struct bnx2x *bp, u32 mf_cfg)
+{
+        u16 max_cfg = (mf_cfg & FUNC_MF_CFG_MAX_BW_MASK) >>
+                              FUNC_MF_CFG_MAX_BW_SHIFT;
+        if (!max_cfg) {
+                BNX2X_ERR("Illegal configuration detected for Max BW - "
+                          "using 100 instead\n");
+                max_cfg = 100;
+        }
+        return max_cfg;
+}
+
 #endif /* BNX2X_CMN_H */
diff --git a/drivers/net/bnx2x/bnx2x_ethtool.c b/drivers/net/bnx2x/bnx2x_ethtool.c
index 5b44a8b48509..ef2919987a10 100644
--- a/drivers/net/bnx2x/bnx2x_ethtool.c
+++ b/drivers/net/bnx2x/bnx2x_ethtool.c
@@ -238,7 +238,7 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
         speed |= (cmd->speed_hi << 16);
 
         if (IS_MF_SI(bp)) {
-                u32 param = 0;
+                u32 param = 0, part;
                 u32 line_speed = bp->link_vars.line_speed;
 
                 /* use 10G if no link detected */
@@ -251,9 +251,11 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
                                        REQ_BC_VER_4_SET_MF_BW);
                         return -EINVAL;
                 }
-                if (line_speed < speed) {
-                        BNX2X_DEV_INFO("New speed should be less or equal "
-                                       "to actual line speed\n");
+                part = (speed * 100) / line_speed;
+                if (line_speed < speed || !part) {
+                        BNX2X_DEV_INFO("Speed setting should be in a range "
+                                       "from 1%% to 100%% "
+                                       "of actual line speed\n");
                         return -EINVAL;
                 }
                 /* load old values */
@@ -263,8 +265,7 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
                 param &= FUNC_MF_CFG_MIN_BW_MASK;
 
                 /* set new MAX value */
-                param |= (((speed * 100) / line_speed)
-                                 << FUNC_MF_CFG_MAX_BW_SHIFT)
+                param |= (part << FUNC_MF_CFG_MAX_BW_SHIFT)
                                   & FUNC_MF_CFG_MAX_BW_MASK;
 
                 bnx2x_fw_command(bp, DRV_MSG_CODE_SET_MF_BW, param);
@@ -1781,9 +1782,7 @@ static int bnx2x_test_nvram(struct bnx2x *bp)
                 { 0x100, 0x350 }, /* manuf_info */
                 { 0x450,  0xf0 }, /* feature_info */
                 { 0x640,  0x64 }, /* upgrade_key_info */
-                { 0x6a4,  0x64 },
                 { 0x708,  0x70 }, /* manuf_key_info */
-                { 0x778,  0x70 },
                 {     0,     0 }
         };
         __be32 buf[0x350 / 4];
@@ -1933,11 +1932,11 @@ static void bnx2x_self_test(struct net_device *dev,
                 buf[4] = 1;
                 etest->flags |= ETH_TEST_FL_FAILED;
         }
-        if (bp->port.pmf)
-                if (bnx2x_link_test(bp, is_serdes) != 0) {
-                        buf[5] = 1;
-                        etest->flags |= ETH_TEST_FL_FAILED;
-                }
+
+        if (bnx2x_link_test(bp, is_serdes) != 0) {
+                buf[5] = 1;
+                etest->flags |= ETH_TEST_FL_FAILED;
+        }
 
 #ifdef BNX2X_EXTRA_DEBUG
         bnx2x_panic_dump(bp);
diff --git a/drivers/net/bnx2x/bnx2x_init.h b/drivers/net/bnx2x/bnx2x_init.h
index 5a268e9a0895..fa6dbe3f2058 100644
--- a/drivers/net/bnx2x/bnx2x_init.h
+++ b/drivers/net/bnx2x/bnx2x_init.h
@@ -241,7 +241,7 @@ static const struct {
         /* Block IGU, MISC, PXP and PXP2 parity errors as long as we don't
          * want to handle "system kill" flow at the moment.
          */
-        BLOCK_PRTY_INFO(PXP, 0x3ffffff, 0x3ffffff, 0x3ffffff, 0x3ffffff),
+        BLOCK_PRTY_INFO(PXP, 0x7ffffff, 0x3ffffff, 0x3ffffff, 0x7ffffff),
         BLOCK_PRTY_INFO_0(PXP2, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff),
         BLOCK_PRTY_INFO_1(PXP2, 0x7ff, 0x7f, 0x7f, 0x7ff),
         BLOCK_PRTY_INFO(HC, 0x7, 0x7, 0x7, 0),
diff --git a/drivers/net/bnx2x/bnx2x_link.c b/drivers/net/bnx2x/bnx2x_link.c
index 7160ec51093e..dd1210fddfff 100644
--- a/drivers/net/bnx2x/bnx2x_link.c
+++ b/drivers/net/bnx2x/bnx2x_link.c
@@ -3948,48 +3948,6 @@ static u8 bnx2x_8073_8727_external_rom_boot(struct bnx2x *bp,
         return rc;
 }
 
-static void bnx2x_8073_set_xaui_low_power_mode(struct bnx2x *bp,
-                                               struct bnx2x_phy *phy)
-{
-        u16 val;
-        bnx2x_cl45_read(bp, phy,
-                        MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV, &val);
-
-        if (val == 0) {
-                /* Mustn't set low power mode in 8073 A0 */
-                return;
-        }
-
-        /* Disable PLL sequencer (use read-modify-write to clear bit 13) */
-        bnx2x_cl45_read(bp, phy,
-                        MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, &val);
-        val &= ~(1<<13);
-        bnx2x_cl45_write(bp, phy,
-                       MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val);
-
-        /* PLL controls */
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x805E, 0x1077);
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x805D, 0x0000);
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x805C, 0x030B);
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x805B, 0x1240);
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x805A, 0x2490);
-
-        /* Tx Controls */
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80A7, 0x0C74);
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80A6, 0x9041);
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80A5, 0x4640);
-
-        /* Rx Controls */
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80FE, 0x01C4);
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80FD, 0x9249);
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, 0x80FC, 0x2015);
-
-        /* Enable PLL sequencer  (use read-modify-write to set bit 13) */
-        bnx2x_cl45_read(bp, phy, MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, &val);
-        val |= (1<<13);
-        bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val);
-}
-
 /******************************************************************/
 /*                      BCM8073 PHY SECTION                       */
 /******************************************************************/
@@ -4148,8 +4106,6 @@ static u8 bnx2x_8073_config_init(struct bnx2x_phy *phy,
 
         bnx2x_8073_set_pause_cl37(params, phy, vars);
 
-        bnx2x_8073_set_xaui_low_power_mode(bp, phy);
-
         bnx2x_cl45_read(bp, phy,
                         MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1);
 
@@ -6519,6 +6475,18 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy,
                                          MDIO_PMA_DEVAD,
                                          MDIO_PMA_REG_8481_LED1_MASK,
                                          0x80);
+
+                        /* Tell LED3 to blink on source */
+                        bnx2x_cl45_read(bp, phy,
+                                        MDIO_PMA_DEVAD,
+                                        MDIO_PMA_REG_8481_LINK_SIGNAL,
+                                        &val);
+                        val &= ~(7<<6);
+                        val |= (1<<6); /* A83B[8:6]= 1 */
+                        bnx2x_cl45_write(bp, phy,
+                                         MDIO_PMA_DEVAD,
+                                         MDIO_PMA_REG_8481_LINK_SIGNAL,
+                                         val);
                 }
                 break;
         }
@@ -7720,10 +7688,13 @@ static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp,
         struct bnx2x_phy phy[PORT_MAX];
         struct bnx2x_phy *phy_blk[PORT_MAX];
         u16 val;
-        s8 port;
+        s8 port = 0;
         s8 port_of_path = 0;
-
-        bnx2x_ext_phy_hw_reset(bp, 0);
+        u32 swap_val, swap_override;
+        swap_val = REG_RD(bp,  NIG_REG_PORT_SWAP);
+        swap_override = REG_RD(bp,  NIG_REG_STRAP_OVERRIDE);
+        port ^= (swap_val && swap_override);
+        bnx2x_ext_phy_hw_reset(bp, port);
         /* PART1 - Reset both phys */
         for (port = PORT_MAX - 1; port >= PORT_0; port--) {
                 u32 shmem_base, shmem2_base;
diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index 8cdcf5b39d1e..032ae184b605 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -1974,13 +1974,22 @@ static void bnx2x_init_vn_minmax(struct bnx2x *bp, int vn)
                 vn_max_rate = 0;
 
         } else {
+                u32 maxCfg = bnx2x_extract_max_cfg(bp, vn_cfg);
+
                 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >>
                                 FUNC_MF_CFG_MIN_BW_SHIFT) * 100;
-                /* If min rate is zero - set it to 1 */
+                /* If fairness is enabled (not all min rates are zeroes) and
+                   if current min rate is zero - set it to 1.
+                   This is a requirement of the algorithm. */
                 if (bp->vn_weight_sum && (vn_min_rate == 0))
                         vn_min_rate = DEF_MIN_RATE;
-                vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >>
-                                FUNC_MF_CFG_MAX_BW_SHIFT) * 100;
+
+                if (IS_MF_SI(bp))
+                        /* maxCfg in percents of linkspeed */
+                        vn_max_rate = (bp->link_vars.line_speed * maxCfg) / 100;
+                else
+                        /* maxCfg is absolute in 100Mb units */
+                        vn_max_rate = maxCfg * 100;
         }
 
         DP(NETIF_MSG_IFUP,
@@ -2006,7 +2015,8 @@ static void bnx2x_init_vn_minmax(struct bnx2x *bp, int vn)
                 m_fair_vn.vn_credit_delta =
                         max_t(u32, (vn_min_rate * (T_FAIR_COEF /
                                                    (8 * bp->vn_weight_sum))),
-                              (bp->cmng.fair_vars.fair_threshold * 2));
+                              (bp->cmng.fair_vars.fair_threshold +
+                                                        MIN_ABOVE_THRESH));
                 DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta %d\n",
                    m_fair_vn.vn_credit_delta);
         }
@@ -2301,15 +2311,10 @@ static void bnx2x_rxq_set_mac_filters(struct bnx2x *bp, u16 cl_id, u32 filters)
                 /* accept matched ucast */
                 drop_all_ucast = 0;
         }
-        if (filters & BNX2X_ACCEPT_MULTICAST) {
+        if (filters & BNX2X_ACCEPT_MULTICAST)
                 /* accept matched mcast */
                 drop_all_mcast = 0;
-                if (IS_MF_SI(bp))
-                        /* since mcast addresses won't arrive with ovlan,
-                         * fw needs to accept all of them in
-                         * switch-independent mode */
-                        accp_all_mcast = 1;
-        }
+
         if (filters & BNX2X_ACCEPT_ALL_UNICAST) {
                 /* accept all mcast */
                 drop_all_ucast = 0;
@@ -4281,9 +4286,12 @@ void bnx2x_set_storm_rx_mode(struct bnx2x *bp)
                 def_q_filters |= BNX2X_ACCEPT_UNICAST | BNX2X_ACCEPT_BROADCAST |
                                 BNX2X_ACCEPT_MULTICAST;
 #ifdef BCM_CNIC
-                cl_id = bnx2x_fcoe(bp, cl_id);
-                bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_UNICAST |
-                                          BNX2X_ACCEPT_MULTICAST);
+                if (!NO_FCOE(bp)) {
+                        cl_id = bnx2x_fcoe(bp, cl_id);
+                        bnx2x_rxq_set_mac_filters(bp, cl_id,
+                                                  BNX2X_ACCEPT_UNICAST |
+                                                  BNX2X_ACCEPT_MULTICAST);
+                }
 #endif
                 break;
 
@@ -4291,18 +4299,29 @@ void bnx2x_set_storm_rx_mode(struct bnx2x *bp)
                 def_q_filters |= BNX2X_ACCEPT_UNICAST | BNX2X_ACCEPT_BROADCAST |
                                 BNX2X_ACCEPT_ALL_MULTICAST;
 #ifdef BCM_CNIC
-                cl_id = bnx2x_fcoe(bp, cl_id);
-                bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_UNICAST |
-                                          BNX2X_ACCEPT_MULTICAST);
+                /*
+                 *  Prevent duplication of multicast packets by configuring FCoE
+                 *  L2 Client to receive only matched unicast frames.
+                 */
+                if (!NO_FCOE(bp)) {
+                        cl_id = bnx2x_fcoe(bp, cl_id);
+                        bnx2x_rxq_set_mac_filters(bp, cl_id,
+                                                  BNX2X_ACCEPT_UNICAST);
+                }
 #endif
                 break;
 
         case BNX2X_RX_MODE_PROMISC:
                 def_q_filters |= BNX2X_PROMISCUOUS_MODE;
 #ifdef BCM_CNIC
-                cl_id = bnx2x_fcoe(bp, cl_id);
-                bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_UNICAST |
-                                          BNX2X_ACCEPT_MULTICAST);
+                /*
+                 *  Prevent packets duplication by configuring DROP_ALL for FCoE
+                 *  L2 Client.
+                 */
+                if (!NO_FCOE(bp)) {
+                        cl_id = bnx2x_fcoe(bp, cl_id);
+                        bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_NONE);
+                }
 #endif
                 /* pass management unicast packets as well */
                 llh_mask |= NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_UNCST;
@@ -5296,10 +5315,6 @@ static int bnx2x_init_hw_common(struct bnx2x *bp, u32 load_code)
                 }
         }
 
-        bp->port.need_hw_lock = bnx2x_hw_lock_required(bp,
-                                                       bp->common.shmem_base,
-                                                       bp->common.shmem2_base);
-
         bnx2x_setup_fan_failure_detection(bp);
 
         /* clear PXP2 attentions */
@@ -5503,9 +5518,6 @@ static int bnx2x_init_hw_port(struct bnx2x *bp)
 
         bnx2x_init_block(bp, MCP_BLOCK, init_stage);
         bnx2x_init_block(bp, DMAE_BLOCK, init_stage);
-        bp->port.need_hw_lock = bnx2x_hw_lock_required(bp,
-                                                       bp->common.shmem_base,
-                                                       bp->common.shmem2_base);
         if (bnx2x_fan_failure_det_req(bp, bp->common.shmem_base,
                                       bp->common.shmem2_base, port)) {
                 u32 reg_addr = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
@@ -8379,6 +8391,17 @@ static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp)
                  (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN))
                 bp->mdio.prtad =
                         XGXS_EXT_PHY_ADDR(ext_phy_config);
+
+        /*
+         * Check if hw lock is required to access MDC/MDIO bus to the PHY(s)
+         * In MF mode, it is set to cover self test cases
+         */
+        if (IS_MF(bp))
+                bp->port.need_hw_lock = 1;
+        else
+                bp->port.need_hw_lock = bnx2x_hw_lock_required(bp,
+                                                        bp->common.shmem_base,
+                                                        bp->common.shmem2_base);
 }
 
 static void __devinit bnx2x_get_mac_hwinfo(struct bnx2x *bp)
diff --git a/drivers/net/bnx2x/bnx2x_stats.c b/drivers/net/bnx2x/bnx2x_stats.c
index bda60d590fa8..3445ded6674f 100644
--- a/drivers/net/bnx2x/bnx2x_stats.c
+++ b/drivers/net/bnx2x/bnx2x_stats.c
@@ -1239,14 +1239,14 @@ void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
         if (unlikely(bp->panic))
                 return;
 
+        bnx2x_stats_stm[bp->stats_state][event].action(bp);
+
         /* Protect a state change flow */
         spin_lock_bh(&bp->stats_lock);
         state = bp->stats_state;
         bp->stats_state = bnx2x_stats_stm[state][event].next_state;
         spin_unlock_bh(&bp->stats_lock);
 
-        bnx2x_stats_stm[state][event].action(bp);
-
         if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
                 DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
                    state, event, bp->stats_state);
diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig
index 986195eaa57c..5dec456fd4a4 100644
--- a/drivers/net/can/Kconfig
+++ b/drivers/net/can/Kconfig
@@ -23,7 +23,7 @@ config CAN_SLCAN
 
           As only the sending and receiving of CAN frames is implemented, this
           driver should work with the (serial/USB) CAN hardware from:
-          www.canusb.com / www.can232.com / www.mictronic.com / www.canhack.de
+          www.canusb.com / www.can232.com / www.mictronics.de / www.canhack.de
 
           Userspace tools to attach the SLCAN line discipline (slcan_attach,
           slcand) can be found in the can-utils at the SocketCAN SVN, see
diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c
index 2532b9631538..57d2ffbbb433 100644
--- a/drivers/net/can/at91_can.c
+++ b/drivers/net/can/at91_can.c
@@ -1109,7 +1109,7 @@ static ssize_t at91_sysfs_set_mb0_id(struct device *dev,
         return ret;
 }
 
-static DEVICE_ATTR(mb0_id, S_IWUGO | S_IRUGO,
+static DEVICE_ATTR(mb0_id, S_IWUSR | S_IRUGO,
         at91_sysfs_show_mb0_id, at91_sysfs_set_mb0_id);
 
 static struct attribute *at91_sysfs_attrs[] = {
diff --git a/drivers/net/can/janz-ican3.c b/drivers/net/can/janz-ican3.c
index b9a6d7a5a739..366f5cc050ae 100644
--- a/drivers/net/can/janz-ican3.c
+++ b/drivers/net/can/janz-ican3.c
@@ -1618,7 +1618,7 @@ static ssize_t ican3_sysfs_set_term(struct device *dev,
         return count;
 }
 
-static DEVICE_ATTR(termination, S_IWUGO | S_IRUGO, ican3_sysfs_show_term,
+static DEVICE_ATTR(termination, S_IWUSR | S_IRUGO, ican3_sysfs_show_term,
                                                    ican3_sysfs_set_term);
 
 static struct attribute *ican3_sysfs_attrs[] = {
diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c
index 7ab534aee452..7513c4523ac4 100644
--- a/drivers/net/can/mcp251x.c
+++ b/drivers/net/can/mcp251x.c
@@ -940,7 +940,7 @@ static int mcp251x_open(struct net_device *net)
                 goto open_unlock;
         }
 
-        priv->wq = create_freezeable_workqueue("mcp251x_wq");
+        priv->wq = create_freezable_workqueue("mcp251x_wq");
         INIT_WORK(&priv->tx_work, mcp251x_tx_work_handler);
         INIT_WORK(&priv->restart_work, mcp251x_restart_work_handler);
 
diff --git a/drivers/net/can/mscan/Kconfig b/drivers/net/can/mscan/Kconfig
index 27d1d398e25e..d38706958af6 100644
--- a/drivers/net/can/mscan/Kconfig
+++ b/drivers/net/can/mscan/Kconfig
@@ -1,5 +1,5 @@
 config CAN_MSCAN
-        depends on CAN_DEV && (PPC || M68K || M68KNOMMU)
+        depends on CAN_DEV && (PPC || M68K)
         tristate "Support for Freescale MSCAN based chips"
         ---help---
           The Motorola Scalable Controller Area Network (MSCAN) definition
diff --git a/drivers/net/can/pch_can.c b/drivers/net/can/pch_can.c
index c42e97268248..e54712b22c27 100644
--- a/drivers/net/can/pch_can.c
+++ b/drivers/net/can/pch_can.c
@@ -185,7 +185,7 @@ struct pch_can_priv {
 
 static struct can_bittiming_const pch_can_bittiming_const = {
         .name = KBUILD_MODNAME,
-        .tseg1_min = 1,
+        .tseg1_min = 2,
         .tseg1_max = 16,
         .tseg2_min = 1,
         .tseg2_max = 8,
@@ -959,13 +959,13 @@ static void __devexit pch_can_remove(struct pci_dev *pdev)
         struct pch_can_priv *priv = netdev_priv(ndev);
 
         unregister_candev(priv->ndev);
-        pci_iounmap(pdev, priv->regs);
         if (priv->use_msi)
                 pci_disable_msi(priv->dev);
         pci_release_regions(pdev);
         pci_disable_device(pdev);
         pci_set_drvdata(pdev, NULL);
         pch_can_reset(priv);
+        pci_iounmap(pdev, priv->regs);
         free_candev(priv->ndev);
 }
 
@@ -1238,6 +1238,7 @@ static int __devinit pch_can_probe(struct pci_dev *pdev,
                 priv->use_msi = 0;
         } else {
                 netdev_err(ndev, "PCH CAN opened with MSI\n");
+                pci_set_master(pdev);
                 priv->use_msi = 1;
         }
 
diff --git a/drivers/net/can/softing/Kconfig b/drivers/net/can/softing/Kconfig
index 92bd6bdde5e3..5de46a9a77bb 100644
--- a/drivers/net/can/softing/Kconfig
+++ b/drivers/net/can/softing/Kconfig
@@ -1,6 +1,6 @@
 config CAN_SOFTING
         tristate "Softing Gmbh CAN generic support"
-        depends on CAN_DEV
+        depends on CAN_DEV && HAS_IOMEM
         ---help---
           Support for CAN cards from Softing Gmbh & some cards
           from Vector Gmbh.
@@ -18,7 +18,7 @@ config CAN_SOFTING
 config CAN_SOFTING_CS
         tristate "Softing Gmbh CAN pcmcia cards"
         depends on PCMCIA
-        select CAN_SOFTING
+        depends on CAN_SOFTING
         ---help---
           Support for PCMCIA cards from Softing Gmbh & some cards
           from Vector Gmbh.
diff --git a/drivers/net/can/softing/softing_cs.c b/drivers/net/can/softing/softing_cs.c
index 300fe75dd1a7..c11bb4de8630 100644
--- a/drivers/net/can/softing/softing_cs.c
+++ b/drivers/net/can/softing/softing_cs.c
@@ -19,6 +19,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/slab.h>
 
 #include <pcmcia/cistpl.h>
 #include <pcmcia/ds.h>
diff --git a/drivers/net/can/softing/softing_main.c b/drivers/net/can/softing/softing_main.c
index 5157e15e96eb..aeea9f9ff6e8 100644
--- a/drivers/net/can/softing/softing_main.c
+++ b/drivers/net/can/softing/softing_main.c
@@ -633,6 +633,7 @@ static const struct net_device_ops softing_netdev_ops = {
 };
 
 static const struct can_bittiming_const softing_btr_const = {
+        .name = "softing",
         .tseg1_min = 1,
         .tseg1_max = 16,
         .tseg2_min = 1,
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 7ff170cbc7dc..302be4aa69d6 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -2760,6 +2760,8 @@ static u32 cnic_service_bnx2_queues(struct cnic_dev *dev)
         u32 status_idx = (u16) *cp->kcq1.status_idx_ptr;
         int kcqe_cnt;
 
+        /* status block index must be read before reading other fields */
+        rmb();
         cp->kwq_con_idx = *cp->kwq_con_idx_ptr;
 
         while ((kcqe_cnt = cnic_get_kcqes(dev, &cp->kcq1))) {
@@ -2770,6 +2772,8 @@ static u32 cnic_service_bnx2_queues(struct cnic_dev *dev)
                 barrier();
                 if (status_idx != *cp->kcq1.status_idx_ptr) {
                         status_idx = (u16) *cp->kcq1.status_idx_ptr;
+                        /* status block index must be read first */
+                        rmb();
                         cp->kwq_con_idx = *cp->kwq_con_idx_ptr;
                 } else
                         break;
@@ -2888,6 +2892,8 @@ static u32 cnic_service_bnx2x_kcq(struct cnic_dev *dev, struct kcq_info *info)
         u32 last_status = *info->status_idx_ptr;
         int kcqe_cnt;
 
+        /* status block index must be read before reading the KCQ */
+        rmb();
         while ((kcqe_cnt = cnic_get_kcqes(dev, info))) {
 
                 service_kcqes(dev, kcqe_cnt);
@@ -2898,6 +2904,8 @@ static u32 cnic_service_bnx2x_kcq(struct cnic_dev *dev, struct kcq_info *info)
                         break;
 
                 last_status = *info->status_idx_ptr;
+                /* status block index must be read before reading the KCQ */
+                rmb();
         }
         return last_status;
 }
@@ -2906,26 +2914,35 @@ static void cnic_service_bnx2x_bh(unsigned long data)
 {
         struct cnic_dev *dev = (struct cnic_dev *) data;
         struct cnic_local *cp = dev->cnic_priv;
-        u32 status_idx;
+        u32 status_idx, new_status_idx;
 
         if (unlikely(!test_bit(CNIC_F_CNIC_UP, &dev->flags)))
                 return;
 
-        status_idx = cnic_service_bnx2x_kcq(dev, &cp->kcq1);
+        while (1) {
+                status_idx = cnic_service_bnx2x_kcq(dev, &cp->kcq1);
 
-        CNIC_WR16(dev, cp->kcq1.io_addr, cp->kcq1.sw_prod_idx + MAX_KCQ_IDX);
+                CNIC_WR16(dev, cp->kcq1.io_addr,
+                          cp->kcq1.sw_prod_idx + MAX_KCQ_IDX);
 
-        if (BNX2X_CHIP_IS_E2(cp->chip_id)) {
-                status_idx = cnic_service_bnx2x_kcq(dev, &cp->kcq2);
+                if (!BNX2X_CHIP_IS_E2(cp->chip_id)) {
+                        cnic_ack_bnx2x_int(dev, cp->bnx2x_igu_sb_id, USTORM_ID,
+                                           status_idx, IGU_INT_ENABLE, 1);
+                        break;
+                }
+
+                new_status_idx = cnic_service_bnx2x_kcq(dev, &cp->kcq2);
+
+                if (new_status_idx != status_idx)
+                        continue;
 
                 CNIC_WR16(dev, cp->kcq2.io_addr, cp->kcq2.sw_prod_idx +
                           MAX_KCQ_IDX);
 
                 cnic_ack_igu_sb(dev, cp->bnx2x_igu_sb_id, IGU_SEG_ACCESS_DEF,
                                 status_idx, IGU_INT_ENABLE, 1);
-        } else {
-                cnic_ack_bnx2x_int(dev, cp->bnx2x_igu_sb_id, USTORM_ID,
-                                   status_idx, IGU_INT_ENABLE, 1);
+
+                break;
         }
 }
 
diff --git a/drivers/net/cxgb4vf/cxgb4vf_main.c b/drivers/net/cxgb4vf/cxgb4vf_main.c
index 56166ae2059f..6aad64df4dcb 100644
--- a/drivers/net/cxgb4vf/cxgb4vf_main.c
+++ b/drivers/net/cxgb4vf/cxgb4vf_main.c
@@ -2040,7 +2040,7 @@ static int __devinit setup_debugfs(struct adapter *adapter)
 {
         int i;
 
-        BUG_ON(adapter->debugfs_root == NULL);
+        BUG_ON(IS_ERR_OR_NULL(adapter->debugfs_root));
 
         /*
          * Debugfs support is best effort.
@@ -2061,7 +2061,7 @@ static int __devinit setup_debugfs(struct adapter *adapter)
  */
 static void cleanup_debugfs(struct adapter *adapter)
 {
-        BUG_ON(adapter->debugfs_root == NULL);
+        BUG_ON(IS_ERR_OR_NULL(adapter->debugfs_root));
 
         /*
          * Unlike our sister routine cleanup_proc(), we don't need to remove
@@ -2489,17 +2489,6 @@ static int __devinit cxgb4vf_pci_probe(struct pci_dev *pdev,
         struct net_device *netdev;
 
         /*
-         * Vet our module parameters.
-         */
-        if (msi != MSI_MSIX && msi != MSI_MSI) {
-                dev_err(&pdev->dev, "bad module parameter msi=%d; must be %d"
-                        " (MSI-X or MSI) or %d (MSI)\n", msi, MSI_MSIX,
-                        MSI_MSI);
-                err = -EINVAL;
-                goto err_out;
-        }
-
-        /*
          * Print our driver banner the first time we're called to initialize a
          * device.
          */
@@ -2711,11 +2700,11 @@ static int __devinit cxgb4vf_pci_probe(struct pci_dev *pdev,
         /*
          * Set up our debugfs entries.
          */
-        if (cxgb4vf_debugfs_root) {
+        if (!IS_ERR_OR_NULL(cxgb4vf_debugfs_root)) {
                 adapter->debugfs_root =
                         debugfs_create_dir(pci_name(pdev),
                                            cxgb4vf_debugfs_root);
-                if (adapter->debugfs_root == NULL)
+                if (IS_ERR_OR_NULL(adapter->debugfs_root))
                         dev_warn(&pdev->dev, "could not create debugfs"
                                  " directory");
                 else
@@ -2770,7 +2759,7 @@ static int __devinit cxgb4vf_pci_probe(struct pci_dev *pdev,
          */
 
 err_free_debugfs:
-        if (adapter->debugfs_root) {
+        if (!IS_ERR_OR_NULL(adapter->debugfs_root)) {
                 cleanup_debugfs(adapter);
                 debugfs_remove_recursive(adapter->debugfs_root);
         }
@@ -2802,7 +2791,6 @@ err_release_regions:
 err_disable_device:
         pci_disable_device(pdev);
 
-err_out:
         return err;
 }
 
@@ -2840,7 +2828,7 @@ static void __devexit cxgb4vf_pci_remove(struct pci_dev *pdev)
                 /*
                  * Tear down our debugfs entries.
                  */
-                if (adapter->debugfs_root) {
+                if (!IS_ERR_OR_NULL(adapter->debugfs_root)) {
                         cleanup_debugfs(adapter);
                         debugfs_remove_recursive(adapter->debugfs_root);
                 }
@@ -2874,6 +2862,46 @@ static void __devexit cxgb4vf_pci_remove(struct pci_dev *pdev)
 }
 
 /*
+ * "Shutdown" quiesce the device, stopping Ingress Packet and Interrupt
+ * delivery.
+ */
+static void __devexit cxgb4vf_pci_shutdown(struct pci_dev *pdev)
+{
+        struct adapter *adapter;
+        int pidx;
+
+        adapter = pci_get_drvdata(pdev);
+        if (!adapter)
+                return;
+
+        /*
+         * Disable all Virtual Interfaces.  This will shut down the
+         * delivery of all ingress packets into the chip for these
+         * Virtual Interfaces.
+         */
+        for_each_port(adapter, pidx) {
+                struct net_device *netdev;
+                struct port_info *pi;
+
+                if (!test_bit(pidx, &adapter->registered_device_map))
+                        continue;
+
+                netdev = adapter->port[pidx];
+                if (!netdev)
+                        continue;
+
+                pi = netdev_priv(netdev);
+                t4vf_enable_vi(adapter, pi->viid, false, false);
+        }
+
+        /*
+         * Free up all Queues which will prevent further DMA and
+         * Interrupts allowing various internal pathways to drain.
+         */
+        t4vf_free_sge_resources(adapter);
+}
+
+/*
  * PCI Device registration data structures.
  */
 #define CH_DEVICE(devid, idx) \
@@ -2906,6 +2934,7 @@ static struct pci_driver cxgb4vf_driver = {
         .id_table       = cxgb4vf_pci_tbl,
         .probe          = cxgb4vf_pci_probe,
         .remove         = __devexit_p(cxgb4vf_pci_remove),
+        .shutdown       = __devexit_p(cxgb4vf_pci_shutdown),
 };
 
 /*
@@ -2915,14 +2944,25 @@ static int __init cxgb4vf_module_init(void)
 {
         int ret;
 
+        /*
+         * Vet our module parameters.
+         */
+        if (msi != MSI_MSIX && msi != MSI_MSI) {
+                printk(KERN_WARNING KBUILD_MODNAME
+                       ": bad module parameter msi=%d; must be %d"
+                       " (MSI-X or MSI) or %d (MSI)\n",
+                       msi, MSI_MSIX, MSI_MSI);
+                return -EINVAL;
+        }
+
         /* Debugfs support is optional, just warn if this fails */
         cxgb4vf_debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL);
-        if (!cxgb4vf_debugfs_root)
+        if (IS_ERR_OR_NULL(cxgb4vf_debugfs_root))
                 printk(KERN_WARNING KBUILD_MODNAME ": could not create"
                        " debugfs entry, continuing\n");
 
         ret = pci_register_driver(&cxgb4vf_driver);
-        if (ret < 0)
+        if (ret < 0 && !IS_ERR_OR_NULL(cxgb4vf_debugfs_root))
                 debugfs_remove(cxgb4vf_debugfs_root);
         return ret;
 }
diff --git a/drivers/net/cxgb4vf/t4vf_hw.c b/drivers/net/cxgb4vf/t4vf_hw.c
index 0f51c80475ce..192db226ec7f 100644
--- a/drivers/net/cxgb4vf/t4vf_hw.c
+++ b/drivers/net/cxgb4vf/t4vf_hw.c
@@ -171,7 +171,7 @@ int t4vf_wr_mbox_core(struct adapter *adapter, const void *cmd, int size,
         delay_idx = 0;
         ms = delay[0];
 
-        for (i = 0; i < 500; i += ms) {
+        for (i = 0; i < FW_CMD_MAX_TIMEOUT; i += ms) {
                 if (sleep_ok) {
                         ms = delay[delay_idx];
                         if (delay_idx < ARRAY_SIZE(delay) - 1)
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index 2a628d17d178..7018bfe408a4 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -1008,7 +1008,7 @@ static void emac_rx_handler(void *token, int len, int status)
         int                     ret;
 
         /* free and bail if we are shutting down */
-        if (unlikely(!netif_running(ndev))) {
+        if (unlikely(!netif_running(ndev) || !netif_carrier_ok(ndev))) {
                 dev_kfree_skb_any(skb);
                 return;
         }
diff --git a/drivers/net/depca.c b/drivers/net/depca.c
index 1b48b68ad4fd..8b0084d17c8c 100644
--- a/drivers/net/depca.c
+++ b/drivers/net/depca.c
@@ -1094,7 +1094,7 @@ static int depca_rx(struct net_device *dev)
                                 }
                         }
                         /* Change buffer ownership for this last frame, back to the adapter */
-                        for (; lp->rx_old != entry; lp->rx_old = (++lp->rx_old) & lp->rxRingMask) {
+                        for (; lp->rx_old != entry; lp->rx_old = (lp->rx_old + 1) & lp->rxRingMask) {
                                 writel(readl(&lp->rx_ring[lp->rx_old].base) | R_OWN, &lp->rx_ring[lp->rx_old].base);
                         }
                         writel(readl(&lp->rx_ring[entry].base) | R_OWN, &lp->rx_ring[entry].base);
@@ -1103,7 +1103,7 @@ static int depca_rx(struct net_device *dev)
                 /*
                    ** Update entry information
                  */
-                lp->rx_new = (++lp->rx_new) & lp->rxRingMask;
+                lp->rx_new = (lp->rx_new + 1) & lp->rxRingMask;
         }
 
         return 0;
@@ -1148,7 +1148,7 @@ static int depca_tx(struct net_device *dev)
                 }
 
                 /* Update all the pointers */
-                lp->tx_old = (++lp->tx_old) & lp->txRingMask;
+                lp->tx_old = (lp->tx_old + 1) & lp->txRingMask;
         }
 
         return 0;
diff --git a/drivers/net/dl2k.c b/drivers/net/dl2k.c
index e1a8216ff692..c05db6046050 100644
--- a/drivers/net/dl2k.c
+++ b/drivers/net/dl2k.c
@@ -1753,8 +1753,6 @@ rio_close (struct net_device *dev)
 
         /* Free all the skbuffs in the queue. */
         for (i = 0; i < RX_RING_SIZE; i++) {
-                np->rx_ring[i].status = 0;
-                np->rx_ring[i].fraginfo = 0;
                 skb = np->rx_skbuff[i];
                 if (skb) {
                         pci_unmap_single(np->pdev,
@@ -1763,6 +1761,8 @@ rio_close (struct net_device *dev)
                         dev_kfree_skb (skb);
                         np->rx_skbuff[i] = NULL;
                 }
+                np->rx_ring[i].status = 0;
+                np->rx_ring[i].fraginfo = 0;
         }
         for (i = 0; i < TX_RING_SIZE; i++) {
                 skb = np->tx_skbuff[i];
diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index 2d4c4fc1d900..461dd6f905f7 100644
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -802,10 +802,7 @@ dm9000_init_dm9000(struct net_device *dev)
         /* Checksum mode */
         dm9000_set_rx_csum_unlocked(dev, db->rx_csum);
 
-        /* GPIO0 on pre-activate PHY */
-        iow(db, DM9000_GPR, 0); /* REG_1F bit0 activate phyxcer */
         iow(db, DM9000_GPCR, GPCR_GEP_CNTL);    /* Let GPIO0 output */
-        iow(db, DM9000_GPR, 0); /* Enable PHY */
 
         ncr = (db->flags & DM9000_PLATF_EXT_PHY) ? NCR_EXT_PHY : 0;
 
@@ -852,8 +849,8 @@ static void dm9000_timeout(struct net_device *dev)
         unsigned long flags;
 
         /* Save previous register address */
-        reg_save = readb(db->io_addr);
         spin_lock_irqsave(&db->lock, flags);
+        reg_save = readb(db->io_addr);
 
         netif_stop_queue(dev);
         dm9000_reset(db);
@@ -1194,6 +1191,10 @@ dm9000_open(struct net_device *dev)
         if (request_irq(dev->irq, dm9000_interrupt, irqflags, dev->name, dev))
                 return -EAGAIN;
 
+        /* GPIO0 on pre-activate PHY, Reg 1F is not set by reset */
+        iow(db, DM9000_GPR, 0); /* REG_1F bit0 activate phyxcer */
+        mdelay(1); /* delay needs by DM9000B */
+
         /* Initialize DM9000 board */
         dm9000_reset(db);
         dm9000_init_dm9000(dev);
diff --git a/drivers/net/dnet.c b/drivers/net/dnet.c
index 9d8a20b72fa9..8318ea06cb6d 100644
--- a/drivers/net/dnet.c
+++ b/drivers/net/dnet.c
@@ -337,8 +337,6 @@ static int dnet_mii_init(struct dnet *bp)
         for (i = 0; i < PHY_MAX_ADDR; i++)
                 bp->mii_bus->irq[i] = PHY_POLL;
 
-        platform_set_drvdata(bp->dev, bp->mii_bus);
-
         if (mdiobus_register(bp->mii_bus)) {
                 err = -ENXIO;
                 goto err_out_free_mdio_irq;
@@ -863,6 +861,7 @@ static int __devinit dnet_probe(struct platform_device *pdev)
         bp = netdev_priv(dev);
         bp->dev = dev;
 
+        platform_set_drvdata(pdev, dev);
         SET_NETDEV_DEV(dev, &pdev->dev);
 
         spin_lock_init(&bp->lock);
diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c
index aed223b1b897..7501d977d992 100644
--- a/drivers/net/e1000/e1000_hw.c
+++ b/drivers/net/e1000/e1000_hw.c
@@ -124,6 +124,7 @@ static s32 e1000_set_phy_type(struct e1000_hw *hw)
         case M88E1000_I_PHY_ID:
         case M88E1011_I_PHY_ID:
         case M88E1111_I_PHY_ID:
+        case M88E1118_E_PHY_ID:
                 hw->phy_type = e1000_phy_m88;
                 break;
         case IGP01E1000_I_PHY_ID:
@@ -3222,7 +3223,8 @@ static s32 e1000_detect_gig_phy(struct e1000_hw *hw)
                 break;
         case e1000_ce4100:
                 if ((hw->phy_id == RTL8211B_PHY_ID) ||
-                    (hw->phy_id == RTL8201N_PHY_ID))
+                    (hw->phy_id == RTL8201N_PHY_ID) ||
+                    (hw->phy_id == M88E1118_E_PHY_ID))
                         match = true;
                 break;
         case e1000_82541:
diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h
index 196eeda2dd6c..c70b23d52284 100644
--- a/drivers/net/e1000/e1000_hw.h
+++ b/drivers/net/e1000/e1000_hw.h
@@ -2917,6 +2917,7 @@ struct e1000_host_command_info {
 #define M88E1000_14_PHY_ID M88E1000_E_PHY_ID
 #define M88E1011_I_REV_4   0x04
 #define M88E1111_I_PHY_ID  0x01410CC0
+#define M88E1118_E_PHY_ID  0x01410E40
 #define L1LXT971A_PHY_ID   0x001378E0
 
 #define RTL8211B_PHY_ID    0x001CC910
diff --git a/drivers/net/e1000/e1000_osdep.h b/drivers/net/e1000/e1000_osdep.h
index 55c1711f1688..33e7c45a4fe4 100644
--- a/drivers/net/e1000/e1000_osdep.h
+++ b/drivers/net/e1000/e1000_osdep.h
@@ -42,7 +42,8 @@
 #define GBE_CONFIG_RAM_BASE \
         ((unsigned int)(CONFIG_RAM_BASE + GBE_CONFIG_OFFSET))
 
-#define GBE_CONFIG_BASE_VIRT    phys_to_virt(GBE_CONFIG_RAM_BASE)
+#define GBE_CONFIG_BASE_VIRT \
+        ((void __iomem *)phys_to_virt(GBE_CONFIG_RAM_BASE))
 
 #define GBE_CONFIG_FLASH_WRITE(base, offset, count, data) \
         (iowrite16_rep(base + offset, data, count))
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 1c18f26b0812..2e5022849f18 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -937,6 +937,9 @@ static void e1000_print_hw_hang(struct work_struct *work)
         u16 phy_status, phy_1000t_status, phy_ext_status;
         u16 pci_status;
 
+        if (test_bit(__E1000_DOWN, &adapter->state))
+                return;
+
         e1e_rphy(hw, PHY_STATUS, &phy_status);
         e1e_rphy(hw, PHY_1000T_STATUS, &phy_1000t_status);
         e1e_rphy(hw, PHY_EXT_STATUS, &phy_ext_status);
@@ -1506,6 +1509,9 @@ static void e1000e_downshift_workaround(struct work_struct *work)
         struct e1000_adapter *adapter = container_of(work,
                                         struct e1000_adapter, downshift_task);
 
+        if (test_bit(__E1000_DOWN, &adapter->state))
+                return;
+
         e1000e_gig_downshift_workaround_ich8lan(&adapter->hw);
 }
 
@@ -3338,6 +3344,21 @@ int e1000e_up(struct e1000_adapter *adapter)
         return 0;
 }
 
+static void e1000e_flush_descriptors(struct e1000_adapter *adapter)
+{
+        struct e1000_hw *hw = &adapter->hw;
+
+        if (!(adapter->flags2 & FLAG2_DMA_BURST))
+                return;
+
+        /* flush pending descriptor writebacks to memory */
+        ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD);
+        ew32(RDTR, adapter->rx_int_delay | E1000_RDTR_FPD);
+
+        /* execute the writes immediately */
+        e1e_flush();
+}
+
 void e1000e_down(struct e1000_adapter *adapter)
 {
         struct net_device *netdev = adapter->netdev;
@@ -3377,6 +3398,9 @@ void e1000e_down(struct e1000_adapter *adapter)
 
         if (!pci_channel_offline(adapter->pdev))
                 e1000e_reset(adapter);
+
+        e1000e_flush_descriptors(adapter);
+
         e1000_clean_tx_ring(adapter);
         e1000_clean_rx_ring(adapter);
 
@@ -3765,6 +3789,10 @@ static void e1000e_update_phy_task(struct work_struct *work)
 {
         struct e1000_adapter *adapter = container_of(work,
                                         struct e1000_adapter, update_phy_task);
+
+        if (test_bit(__E1000_DOWN, &adapter->state))
+                return;
+
         e1000_get_phy_info(&adapter->hw);
 }
 
@@ -3775,6 +3803,10 @@ static void e1000e_update_phy_task(struct work_struct *work)
 static void e1000_update_phy_info(unsigned long data)
 {
         struct e1000_adapter *adapter = (struct e1000_adapter *) data;
+
+        if (test_bit(__E1000_DOWN, &adapter->state))
+                return;
+
         schedule_work(&adapter->update_phy_task);
 }
 
@@ -4149,6 +4181,9 @@ static void e1000_watchdog_task(struct work_struct *work)
         u32 link, tctl;
         int tx_pending = 0;
 
+        if (test_bit(__E1000_DOWN, &adapter->state))
+                return;
+
         link = e1000e_has_link(adapter);
         if ((netif_carrier_ok(netdev)) && link) {
                 /* Cancel scheduled suspend requests. */
@@ -4309,7 +4344,6 @@ link_up:
                          * to get done, so reset controller to flush Tx.
                          * (Do the reset outside of interrupt context).
                          */
-                        adapter->tx_timeout_count++;
                         schedule_work(&adapter->reset_task);
                         /* return immediately since reset is imminent */
                         return;
@@ -4338,19 +4372,12 @@ link_up:
         else
                 ew32(ICS, E1000_ICS_RXDMT0);
 
+        /* flush pending descriptors to memory before detecting Tx hang */
+        e1000e_flush_descriptors(adapter);
+
         /* Force detection of hung controller every watchdog period */
         adapter->detect_tx_hung = 1;
 
-        /* flush partial descriptors to memory before detecting Tx hang */
-        if (adapter->flags2 & FLAG2_DMA_BURST) {
-                ew32(TIDV, adapter->tx_int_delay | E1000_TIDV_FPD);
-                ew32(RDTR, adapter->rx_int_delay | E1000_RDTR_FPD);
-                /*
-                 * no need to flush the writes because the timeout code does
-                 * an er32 first thing
-                 */
-        }
-
         /*
          * With 82571 controllers, LAA may be overwritten due to controller
          * reset from the other port. Set the appropriate LAA in RAR[0]
@@ -4888,6 +4915,10 @@ static void e1000_reset_task(struct work_struct *work)
         struct e1000_adapter *adapter;
         adapter = container_of(work, struct e1000_adapter, reset_task);
 
+        /* don't run the task if already down */
+        if (test_bit(__E1000_DOWN, &adapter->state))
+                return;
+
         if (!((adapter->flags & FLAG_RX_NEEDS_RESTART) &&
               (adapter->flags & FLAG_RX_RESTART_NOW))) {
                 e1000e_dump(adapter);
@@ -5936,7 +5967,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
                 /* APME bit in EEPROM is mapped to WUC.APME */
                 eeprom_data = er32(WUC);
                 eeprom_apme_mask = E1000_WUC_APME;
-                if (eeprom_data & E1000_WUC_PHY_WAKE)
+                if ((hw->mac.type > e1000_ich10lan) &&
+                    (eeprom_data & E1000_WUC_PHY_WAKE))
                         adapter->flags2 |= FLAG2_HAS_PHY_WAKEUP;
         } else if (adapter->flags & FLAG_APME_IN_CTRL3) {
                 if (adapter->flags & FLAG_APME_CHECK_PORT_B &&
diff --git a/drivers/net/enc28j60.c b/drivers/net/enc28j60.c
index 112c5aa9af7f..907b05a1c659 100644
--- a/drivers/net/enc28j60.c
+++ b/drivers/net/enc28j60.c
@@ -812,7 +812,7 @@ static void enc28j60_read_tsv(struct enc28j60_net *priv, u8 tsv[TSV_SIZE])
         if (netif_msg_hw(priv))
                 printk(KERN_DEBUG DRV_NAME ": reading TSV at addr:0x%04x\n",
                          endptr + 1);
-        enc28j60_mem_read(priv, endptr + 1, sizeof(tsv), tsv);
+        enc28j60_mem_read(priv, endptr + 1, TSV_SIZE, tsv);
 }
 
 static void enc28j60_dump_tsv(struct enc28j60_net *priv, const char *msg,
diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index 2a71373719ae..cd0282d5d40f 100644
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -74,7 +74,8 @@ static struct platform_device_id fec_devtype[] = {
         }, {
                 .name = "imx28-fec",
                 .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_SWAP_FRAME,
-        }
+        },
+        { }
 };
 
 static unsigned char macaddr[ETH_ALEN];
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index af09296ef0dd..9c0b1bac6af6 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -5645,6 +5645,8 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
                 goto out_error;
         }
 
+        netif_carrier_off(dev);
+
         dev_info(&pci_dev->dev, "ifname %s, PHY OUI 0x%x @ %d, addr %pM\n",
                  dev->name, np->phy_oui, np->phyaddr, dev->dev_addr);
 
diff --git a/drivers/net/igbvf/vf.c b/drivers/net/igbvf/vf.c
index 74486a8b009a..af3822f9ea9a 100644
--- a/drivers/net/igbvf/vf.c
+++ b/drivers/net/igbvf/vf.c
@@ -220,7 +220,7 @@ static u32 e1000_hash_mc_addr_vf(struct e1000_hw *hw, u8 *mc_addr)
  *  The parameter rar_count will usually be hw->mac.rar_entry_count
  *  unless there are workarounds that change this.
  **/
-void e1000_update_mc_addr_list_vf(struct e1000_hw *hw,
+static void e1000_update_mc_addr_list_vf(struct e1000_hw *hw,
                                   u8 *mc_addr_list, u32 mc_addr_count,
                                   u32 rar_used_count, u32 rar_count)
 {
diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c
index d5ede2df3e42..ebbda7d15254 100644
--- a/drivers/net/ixgbe/ixgbe_common.c
+++ b/drivers/net/ixgbe/ixgbe_common.c
@@ -1370,6 +1370,9 @@ s32 ixgbe_init_rx_addrs_generic(struct ixgbe_hw *hw)
                 hw_dbg(hw, " New MAC Addr =%pM\n", hw->mac.addr);
 
                 hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV);
+
+                /*  clear VMDq pool/queue selection for RAR 0 */
+                hw->mac.ops.clear_vmdq(hw, 0, IXGBE_CLEAR_VMDQ_ALL);
         }
         hw->addr_ctrl.overflow_promisc = 0;
 
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.c b/drivers/net/ixgbe/ixgbe_fcoe.c
index 6342d4859790..c54a88274d51 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ixgbe/ixgbe_fcoe.c
@@ -159,13 +159,13 @@ int ixgbe_fcoe_ddp_get(struct net_device *netdev, u16 xid,
         struct scatterlist *sg;
         unsigned int i, j, dmacount;
         unsigned int len;
-        static const unsigned int bufflen = 4096;
+        static const unsigned int bufflen = IXGBE_FCBUFF_MIN;
         unsigned int firstoff = 0;
         unsigned int lastsize;
         unsigned int thisoff = 0;
         unsigned int thislen = 0;
         u32 fcbuff, fcdmarw, fcfltrw;
-        dma_addr_t addr;
+        dma_addr_t addr = 0;
 
         if (!netdev || !sgl)
                 return 0;
@@ -254,6 +254,24 @@ int ixgbe_fcoe_ddp_get(struct net_device *netdev, u16 xid,
         /* only the last buffer may have non-full bufflen */
         lastsize = thisoff + thislen;
 
+        /*
+         * lastsize can not be buffer len.
+         * If it is then adding another buffer with lastsize = 1.
+         */
+        if (lastsize == bufflen) {
+                if (j >= IXGBE_BUFFCNT_MAX) {
+                        e_err(drv, "xid=%x:%d,%d,%d:addr=%llx "
+                                "not enough user buffers. We need an extra "
+                                "buffer because lastsize is bufflen.\n",
+                                xid, i, j, dmacount, (u64)addr);
+                        goto out_noddp_free;
+                }
+
+                ddp->udl[j] = (u64)(fcoe->extra_ddp_buffer_dma);
+                j++;
+                lastsize = 1;
+        }
+
         fcbuff = (IXGBE_FCBUFF_4KB << IXGBE_FCBUFF_BUFFSIZE_SHIFT);
         fcbuff |= ((j & 0xff) << IXGBE_FCBUFF_BUFFCNT_SHIFT);
         fcbuff |= (firstoff << IXGBE_FCBUFF_OFFSET_SHIFT);
@@ -532,6 +550,24 @@ void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter)
                         e_err(drv, "failed to allocated FCoE DDP pool\n");
 
                 spin_lock_init(&fcoe->lock);
+
+                /* Extra buffer to be shared by all DDPs for HW work around */
+                fcoe->extra_ddp_buffer = kmalloc(IXGBE_FCBUFF_MIN, GFP_ATOMIC);
+                if (fcoe->extra_ddp_buffer == NULL) {
+                        e_err(drv, "failed to allocated extra DDP buffer\n");
+                        goto out_extra_ddp_buffer_alloc;
+                }
+
+                fcoe->extra_ddp_buffer_dma =
+                        dma_map_single(&adapter->pdev->dev,
+                                       fcoe->extra_ddp_buffer,
+                                       IXGBE_FCBUFF_MIN,
+                                       DMA_FROM_DEVICE);
+                if (dma_mapping_error(&adapter->pdev->dev,
+                                      fcoe->extra_ddp_buffer_dma)) {
+                        e_err(drv, "failed to map extra DDP buffer\n");
+                        goto out_extra_ddp_buffer_dma;
+                }
         }
 
         /* Enable L2 eth type filter for FCoE */
@@ -581,6 +617,14 @@ void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter)
                 }
         }
 #endif
+
+        return;
+
+out_extra_ddp_buffer_dma:
+        kfree(fcoe->extra_ddp_buffer);
+out_extra_ddp_buffer_alloc:
+        pci_pool_destroy(fcoe->pool);
+        fcoe->pool = NULL;
 }
 
 /**
@@ -600,6 +644,11 @@ void ixgbe_cleanup_fcoe(struct ixgbe_adapter *adapter)
         if (fcoe->pool) {
                 for (i = 0; i < IXGBE_FCOE_DDP_MAX; i++)
                         ixgbe_fcoe_ddp_put(adapter->netdev, i);
+                dma_unmap_single(&adapter->pdev->dev,
+                                 fcoe->extra_ddp_buffer_dma,
+                                 IXGBE_FCBUFF_MIN,
+                                 DMA_FROM_DEVICE);
+                kfree(fcoe->extra_ddp_buffer);
                 pci_pool_destroy(fcoe->pool);
                 fcoe->pool = NULL;
         }
diff --git a/drivers/net/ixgbe/ixgbe_fcoe.h b/drivers/net/ixgbe/ixgbe_fcoe.h
index 4bc2c551c8db..65cc8fb14fe7 100644
--- a/drivers/net/ixgbe/ixgbe_fcoe.h
+++ b/drivers/net/ixgbe/ixgbe_fcoe.h
@@ -70,6 +70,8 @@ struct ixgbe_fcoe {
         spinlock_t lock;
         struct pci_pool *pool;
         struct ixgbe_fcoe_ddp ddp[IXGBE_FCOE_DDP_MAX];
+        unsigned char *extra_ddp_buffer;
+        dma_addr_t extra_ddp_buffer_dma;
 };
 
 #endif /* _IXGBE_FCOE_H */
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 602078b84892..30f9ccfb4f87 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -52,7 +52,7 @@ char ixgbe_driver_name[] = "ixgbe";
 static const char ixgbe_driver_string[] =
                               "Intel(R) 10 Gigabit PCI Express Network Driver";
 
-#define DRV_VERSION "3.0.12-k2"
+#define DRV_VERSION "3.2.9-k2"
 const char ixgbe_driver_version[] = DRV_VERSION;
 static char ixgbe_copyright[] = "Copyright (c) 1999-2010 Intel Corporation.";
 
@@ -3176,9 +3176,16 @@ static void ixgbe_set_rx_buffer_len(struct ixgbe_adapter *adapter)
         u32 mhadd, hlreg0;
 
         /* Decide whether to use packet split mode or not */
+        /* On by default */
+        adapter->flags |= IXGBE_FLAG_RX_PS_ENABLED;
+
         /* Do not use packet split if we're in SR-IOV Mode */
-        if (!adapter->num_vfs)
-                adapter->flags |= IXGBE_FLAG_RX_PS_ENABLED;
+        if (adapter->num_vfs)
+                adapter->flags &= ~IXGBE_FLAG_RX_PS_ENABLED;
+
+        /* Disable packet split due to 82599 erratum #45 */
+        if (hw->mac.type == ixgbe_mac_82599EB)
+                adapter->flags &= ~IXGBE_FLAG_RX_PS_ENABLED;
 
         /* Set the RX buffer length according to the mode */
         if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) {
@@ -3721,7 +3728,8 @@ static void ixgbe_sfp_link_config(struct ixgbe_adapter *adapter)
                          * We need to try and force an autonegotiation
                          * session, then bring up link.
                          */
-                        hw->mac.ops.setup_sfp(hw);
+                        if (hw->mac.ops.setup_sfp)
+                                hw->mac.ops.setup_sfp(hw);
                         if (!(adapter->flags & IXGBE_FLAG_IN_SFP_LINK_TASK))
                                 schedule_work(&adapter->multispeed_fiber_task);
                 } else {
@@ -4863,16 +4871,13 @@ static int ixgbe_alloc_q_vectors(struct ixgbe_adapter *adapter)
 {
         int q_idx, num_q_vectors;
         struct ixgbe_q_vector *q_vector;
-        int napi_vectors;
         int (*poll)(struct napi_struct *, int);
 
         if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) {
                 num_q_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
-                napi_vectors = adapter->num_rx_queues;
                 poll = &ixgbe_clean_rxtx_many;
         } else {
                 num_q_vectors = 1;
-                napi_vectors = 1;
                 poll = &ixgbe_poll;
         }
 
@@ -5964,7 +5969,8 @@ static void ixgbe_sfp_config_module_task(struct work_struct *work)
                 unregister_netdev(adapter->netdev);
                 return;
         }
-        hw->mac.ops.setup_sfp(hw);
+        if (hw->mac.ops.setup_sfp)
+                hw->mac.ops.setup_sfp(hw);
 
         if (!(adapter->flags & IXGBE_FLAG_IN_SFP_LINK_TASK))
                 /* This will also work for DA Twinax connections */
diff --git a/drivers/net/ixgbe/ixgbe_sriov.c b/drivers/net/ixgbe/ixgbe_sriov.c
index 47b15738b009..187b3a16ec1f 100644
--- a/drivers/net/ixgbe/ixgbe_sriov.c
+++ b/drivers/net/ixgbe/ixgbe_sriov.c
@@ -110,12 +110,10 @@ static int ixgbe_set_vf_vlan(struct ixgbe_adapter *adapter, int add, int vid,
         return adapter->hw.mac.ops.set_vfta(&adapter->hw, vid, vf, (bool)add);
 }
 
-
 static void ixgbe_set_vmolr(struct ixgbe_hw *hw, u32 vf, bool aupe)
 {
         u32 vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(vf));
         vmolr |= (IXGBE_VMOLR_ROMPE |
-                  IXGBE_VMOLR_ROPE |
                   IXGBE_VMOLR_BAM);
         if (aupe)
                 vmolr |= IXGBE_VMOLR_AUPE;
diff --git a/drivers/net/ixgbe/ixgbe_x540.c b/drivers/net/ixgbe/ixgbe_x540.c
index 3a8923993ce3..f2518b01067d 100644
--- a/drivers/net/ixgbe/ixgbe_x540.c
+++ b/drivers/net/ixgbe/ixgbe_x540.c
@@ -133,17 +133,17 @@ static s32 ixgbe_reset_hw_X540(struct ixgbe_hw *hw)
         }
 
         ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL);
-        IXGBE_WRITE_REG(hw, IXGBE_CTRL, (ctrl | IXGBE_CTRL_RST));
+        IXGBE_WRITE_REG(hw, IXGBE_CTRL, (ctrl | reset_bit));
         IXGBE_WRITE_FLUSH(hw);
 
         /* Poll for reset bit to self-clear indicating reset is complete */
         for (i = 0; i < 10; i++) {
                 udelay(1);
                 ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL);
-                if (!(ctrl & IXGBE_CTRL_RST))
+                if (!(ctrl & reset_bit))
                         break;
         }
-        if (ctrl & IXGBE_CTRL_RST) {
+        if (ctrl & reset_bit) {
                 status = IXGBE_ERR_RESET_FAILED;
                 hw_dbg(hw, "Reset polling failed to complete.\n");
         }
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index f69e73e2191e..79ccb54ab00c 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -260,7 +260,7 @@ static int macb_mii_init(struct macb *bp)
         for (i = 0; i < PHY_MAX_ADDR; i++)
                 bp->mii_bus->irq[i] = PHY_POLL;
 
-        platform_set_drvdata(bp->dev, bp->mii_bus);
+        dev_set_drvdata(&bp->dev->dev, bp->mii_bus);
 
         if (mdiobus_register(bp->mii_bus))
                 goto err_out_free_mdio_irq;
diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 4ffdc18fcb8a..2765a3ce9c24 100644
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -1286,6 +1286,21 @@ static DEFINE_PCI_DEVICE_TABLE(mlx4_pci_table) = {
         { PCI_VDEVICE(MELLANOX, 0x6764) }, /* MT26468 ConnectX EN 10GigE PCIe gen2*/
         { PCI_VDEVICE(MELLANOX, 0x6746) }, /* MT26438 ConnectX EN 40GigE PCIe gen2 5GT/s */
         { PCI_VDEVICE(MELLANOX, 0x676e) }, /* MT26478 ConnectX2 40GigE PCIe gen2 */
+        { PCI_VDEVICE(MELLANOX, 0x1002) }, /* MT25400 Family [ConnectX-2 Virtual Function] */
+        { PCI_VDEVICE(MELLANOX, 0x1003) }, /* MT27500 Family [ConnectX-3] */
+        { PCI_VDEVICE(MELLANOX, 0x1004) }, /* MT27500 Family [ConnectX-3 Virtual Function] */
+        { PCI_VDEVICE(MELLANOX, 0x1005) }, /* MT27510 Family */
+        { PCI_VDEVICE(MELLANOX, 0x1006) }, /* MT27511 Family */
+        { PCI_VDEVICE(MELLANOX, 0x1007) }, /* MT27520 Family */
+        { PCI_VDEVICE(MELLANOX, 0x1008) }, /* MT27521 Family */
+        { PCI_VDEVICE(MELLANOX, 0x1009) }, /* MT27530 Family */
+        { PCI_VDEVICE(MELLANOX, 0x100a) }, /* MT27531 Family */
+        { PCI_VDEVICE(MELLANOX, 0x100b) }, /* MT27540 Family */
+        { PCI_VDEVICE(MELLANOX, 0x100c) }, /* MT27541 Family */
+        { PCI_VDEVICE(MELLANOX, 0x100d) }, /* MT27550 Family */
+        { PCI_VDEVICE(MELLANOX, 0x100e) }, /* MT27551 Family */
+        { PCI_VDEVICE(MELLANOX, 0x100f) }, /* MT27560 Family */
+        { PCI_VDEVICE(MELLANOX, 0x1010) }, /* MT27561 Family */
         { 0, }
 };
 
diff --git a/drivers/net/niu.c b/drivers/net/niu.c
index 2541321bad82..9fb59d3f9c92 100644
--- a/drivers/net/niu.c
+++ b/drivers/net/niu.c
@@ -4489,6 +4489,9 @@ static int niu_alloc_channels(struct niu *np)
 {
         struct niu_parent *parent = np->parent;
         int first_rx_channel, first_tx_channel;
+        int num_rx_rings, num_tx_rings;
+        struct rx_ring_info *rx_rings;
+        struct tx_ring_info *tx_rings;
         int i, port, err;
 
         port = np->port;
@@ -4498,18 +4501,21 @@ static int niu_alloc_channels(struct niu *np)
                 first_tx_channel += parent->txchan_per_port[i];
         }
 
-        np->num_rx_rings = parent->rxchan_per_port[port];
-        np->num_tx_rings = parent->txchan_per_port[port];
+        num_rx_rings = parent->rxchan_per_port[port];
+        num_tx_rings = parent->txchan_per_port[port];
 
-        netif_set_real_num_rx_queues(np->dev, np->num_rx_rings);
-        netif_set_real_num_tx_queues(np->dev, np->num_tx_rings);
-
-        np->rx_rings = kcalloc(np->num_rx_rings, sizeof(struct rx_ring_info),
-                               GFP_KERNEL);
+        rx_rings = kcalloc(num_rx_rings, sizeof(struct rx_ring_info),
+                           GFP_KERNEL);
         err = -ENOMEM;
-        if (!np->rx_rings)
+        if (!rx_rings)
                 goto out_err;
 
+        np->num_rx_rings = num_rx_rings;
+        smp_wmb();
+        np->rx_rings = rx_rings;
+
+        netif_set_real_num_rx_queues(np->dev, num_rx_rings);
+
         for (i = 0; i < np->num_rx_rings; i++) {
                 struct rx_ring_info *rp = &np->rx_rings[i];
 
@@ -4538,12 +4544,18 @@ static int niu_alloc_channels(struct niu *np)
                         return err;
         }
 
-        np->tx_rings = kcalloc(np->num_tx_rings, sizeof(struct tx_ring_info),
-                               GFP_KERNEL);
+        tx_rings = kcalloc(num_tx_rings, sizeof(struct tx_ring_info),
+                           GFP_KERNEL);
         err = -ENOMEM;
-        if (!np->tx_rings)
+        if (!tx_rings)
                 goto out_err;
 
+        np->num_tx_rings = num_tx_rings;
+        smp_wmb();
+        np->tx_rings = tx_rings;
+
+        netif_set_real_num_tx_queues(np->dev, num_tx_rings);
+
         for (i = 0; i < np->num_tx_rings; i++) {
                 struct tx_ring_info *rp = &np->tx_rings[i];
 
@@ -6246,11 +6258,17 @@ static void niu_sync_mac_stats(struct niu *np)
 static void niu_get_rx_stats(struct niu *np)
 {
         unsigned long pkts, dropped, errors, bytes;
+        struct rx_ring_info *rx_rings;
         int i;
 
         pkts = dropped = errors = bytes = 0;
+
+        rx_rings = ACCESS_ONCE(np->rx_rings);
+        if (!rx_rings)
+                goto no_rings;
+
         for (i = 0; i < np->num_rx_rings; i++) {
-                struct rx_ring_info *rp = &np->rx_rings[i];
+                struct rx_ring_info *rp = &rx_rings[i];
 
                 niu_sync_rx_discard_stats(np, rp, 0);
 
@@ -6259,6 +6277,8 @@ static void niu_get_rx_stats(struct niu *np)
                 dropped += rp->rx_dropped;
                 errors += rp->rx_errors;
         }
+
+no_rings:
         np->dev->stats.rx_packets = pkts;
         np->dev->stats.rx_bytes = bytes;
         np->dev->stats.rx_dropped = dropped;
@@ -6268,16 +6288,24 @@ static void niu_get_rx_stats(struct niu *np)
 static void niu_get_tx_stats(struct niu *np)
 {
         unsigned long pkts, errors, bytes;
+        struct tx_ring_info *tx_rings;
         int i;
 
         pkts = errors = bytes = 0;
+
+        tx_rings = ACCESS_ONCE(np->tx_rings);
+        if (!tx_rings)
+                goto no_rings;
+
         for (i = 0; i < np->num_tx_rings; i++) {
-                struct tx_ring_info *rp = &np->tx_rings[i];
+                struct tx_ring_info *rp = &tx_rings[i];
 
                 pkts += rp->tx_packets;
                 bytes += rp->tx_bytes;
                 errors += rp->tx_errors;
         }
+
+no_rings:
         np->dev->stats.tx_packets = pkts;
         np->dev->stats.tx_bytes = bytes;
         np->dev->stats.tx_errors = errors;
@@ -6287,9 +6315,10 @@ static struct net_device_stats *niu_get_stats(struct net_device *dev)
 {
         struct niu *np = netdev_priv(dev);
 
-        niu_get_rx_stats(np);
-        niu_get_tx_stats(np);
-
+        if (netif_running(dev)) {
+                niu_get_rx_stats(np);
+                niu_get_tx_stats(np);
+        }
         return &dev->stats;
 }
 
diff --git a/drivers/net/pch_gbe/pch_gbe.h b/drivers/net/pch_gbe/pch_gbe.h
index a0c26a99520f..e1e33c80fb25 100644
--- a/drivers/net/pch_gbe/pch_gbe.h
+++ b/drivers/net/pch_gbe/pch_gbe.h
@@ -73,7 +73,7 @@ struct pch_gbe_regs {
         struct pch_gbe_regs_mac_adr mac_adr[16];
         u32 ADDR_MASK;
         u32 MIIM;
-        u32 reserve2;
+        u32 MAC_ADDR_LOAD;
         u32 RGMII_ST;
         u32 RGMII_CTRL;
         u32 reserve3[3];
diff --git a/drivers/net/pch_gbe/pch_gbe_main.c b/drivers/net/pch_gbe/pch_gbe_main.c
index 1bf12339441b..b99e90aca37d 100644
--- a/drivers/net/pch_gbe/pch_gbe_main.c
+++ b/drivers/net/pch_gbe/pch_gbe_main.c
@@ -29,6 +29,7 @@ const char pch_driver_version[] = DRV_VERSION;
 #define PCH_GBE_SHORT_PKT               64
 #define DSC_INIT16                      0xC000
 #define PCH_GBE_DMA_ALIGN               0
+#define PCH_GBE_DMA_PADDING             2
 #define PCH_GBE_WATCHDOG_PERIOD         (1 * HZ)        /* watchdog time */
 #define PCH_GBE_COPYBREAK_DEFAULT       256
 #define PCH_GBE_PCI_BAR                 1
@@ -88,6 +89,12 @@ static unsigned int copybreak __read_mostly = PCH_GBE_COPYBREAK_DEFAULT;
 static int pch_gbe_mdio_read(struct net_device *netdev, int addr, int reg);
 static void pch_gbe_mdio_write(struct net_device *netdev, int addr, int reg,
                                int data);
+
+inline void pch_gbe_mac_load_mac_addr(struct pch_gbe_hw *hw)
+{
+        iowrite32(0x01, &hw->reg->MAC_ADDR_LOAD);
+}
+
 /**
  * pch_gbe_mac_read_mac_addr - Read MAC address
  * @hw:             Pointer to the HW structure
@@ -519,7 +526,9 @@ static void pch_gbe_reset_task(struct work_struct *work)
         struct pch_gbe_adapter *adapter;
         adapter = container_of(work, struct pch_gbe_adapter, reset_task);
 
+        rtnl_lock();
         pch_gbe_reinit_locked(adapter);
+        rtnl_unlock();
 }
 
 /**
@@ -528,14 +537,8 @@ static void pch_gbe_reset_task(struct work_struct *work)
  */
 void pch_gbe_reinit_locked(struct pch_gbe_adapter *adapter)
 {
-        struct net_device *netdev = adapter->netdev;
-
-        rtnl_lock();
-        if (netif_running(netdev)) {
-                pch_gbe_down(adapter);
-                pch_gbe_up(adapter);
-        }
-        rtnl_unlock();
+        pch_gbe_down(adapter);
+        pch_gbe_up(adapter);
 }
 
 /**
@@ -1369,16 +1372,13 @@ pch_gbe_clean_rx(struct pch_gbe_adapter *adapter,
         struct pch_gbe_buffer *buffer_info;
         struct pch_gbe_rx_desc *rx_desc;
         u32 length;
-        unsigned char tmp_packet[ETH_HLEN];
         unsigned int i;
         unsigned int cleaned_count = 0;
         bool cleaned = false;
-        struct sk_buff *skb;
+        struct sk_buff *skb, *new_skb;
         u8 dma_status;
         u16 gbec_status;
         u32 tcp_ip_status;
-        u8 skb_copy_flag = 0;
-        u8 skb_padding_flag = 0;
 
         i = rx_ring->next_to_clean;
 
@@ -1422,55 +1422,70 @@ pch_gbe_clean_rx(struct pch_gbe_adapter *adapter,
                         pr_err("Receive CRC Error\n");
                 } else {
                         /* get receive length */
-                        /* length convert[-3], padding[-2] */
-                        length = (rx_desc->rx_words_eob) - 3 - 2;
+                        /* length convert[-3] */
+                        length = (rx_desc->rx_words_eob) - 3;
 
                         /* Decide the data conversion method */
                         if (!adapter->rx_csum) {
                                 /* [Header:14][payload] */
-                                skb_padding_flag = 0;
-                                skb_copy_flag = 1;
+                                if (NET_IP_ALIGN) {
+                                        /* Because alignment differs,
+                                         * the new_skb is newly allocated,
+                                         * and data is copied to new_skb.*/
+                                        new_skb = netdev_alloc_skb(netdev,
+                                                         length + NET_IP_ALIGN);
+                                        if (!new_skb) {
+                                                /* dorrop error */
+                                                pr_err("New skb allocation "
+                                                        "Error\n");
+                                                goto dorrop;
+                                        }
+                                        skb_reserve(new_skb, NET_IP_ALIGN);
+                                        memcpy(new_skb->data, skb->data,
+                                               length);
+                                        skb = new_skb;
+                                } else {
+                                        /* DMA buffer is used as SKB as it is.*/
+                                        buffer_info->skb = NULL;
+                                }
                         } else {
                                 /* [Header:14][padding:2][payload] */
-                                skb_padding_flag = 1;
-                                if (length < copybreak)
-                                        skb_copy_flag = 1;
-                                else
-                                        skb_copy_flag = 0;
-                        }
-
-                        /* Data conversion */
-                        if (skb_copy_flag) {    /* recycle  skb */
-                                struct sk_buff *new_skb;
-                                new_skb =
-                                    netdev_alloc_skb(netdev,
-                                                     length + NET_IP_ALIGN);
-                                if (new_skb) {
-                                        if (!skb_padding_flag) {
-                                                skb_reserve(new_skb,
-                                                                NET_IP_ALIGN);
+                                /* The length includes padding length */
+                                length = length - PCH_GBE_DMA_PADDING;
+                                if ((length < copybreak) ||
+                                    (NET_IP_ALIGN != PCH_GBE_DMA_PADDING)) {
+                                        /* Because alignment differs,
+                                         * the new_skb is newly allocated,
+                                         * and data is copied to new_skb.
+                                         * Padding data is deleted
+                                         * at the time of a copy.*/
+                                        new_skb = netdev_alloc_skb(netdev,
+                                                         length + NET_IP_ALIGN);
+                                        if (!new_skb) {
+                                                /* dorrop error */
+                                                pr_err("New skb allocation "
+                                                        "Error\n");
+                                                goto dorrop;
                                         }
+                                        skb_reserve(new_skb, NET_IP_ALIGN);
                                         memcpy(new_skb->data, skb->data,
-                                                length);
-                                        /* save the skb
-                                         * in buffer_info as good */
+                                               ETH_HLEN);
+                                        memcpy(&new_skb->data[ETH_HLEN],
+                                               &skb->data[ETH_HLEN +
+                                               PCH_GBE_DMA_PADDING],
+                                               length - ETH_HLEN);
                                         skb = new_skb;
-                                } else if (!skb_padding_flag) {
-                                        /* dorrop error */
-                                        pr_err("New skb allocation Error\n");
-                                        goto dorrop;
+                                } else {
+                                        /* Padding data is deleted
+                                         * by moving header data.*/
+                                        memmove(&skb->data[PCH_GBE_DMA_PADDING],
+                                                &skb->data[0], ETH_HLEN);
+                                        skb_reserve(skb, NET_IP_ALIGN);
+                                        buffer_info->skb = NULL;
                                 }
-                        } else {
-                                buffer_info->skb = NULL;
                         }
-                        if (skb_padding_flag) {
-                                memcpy(&tmp_packet[0], &skb->data[0], ETH_HLEN);
-                                memcpy(&skb->data[NET_IP_ALIGN], &tmp_packet[0],
-                                        ETH_HLEN);
-                                skb_reserve(skb, NET_IP_ALIGN);
-
-                        }
-
+                        /* The length includes FCS length */
+                        length = length - ETH_FCS_LEN;
                         /* update status of driver */
                         adapter->stats.rx_bytes += length;
                         adapter->stats.rx_packets++;
@@ -2322,6 +2337,7 @@ static int pch_gbe_probe(struct pci_dev *pdev,
         netdev->features = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_GRO;
         pch_gbe_set_ethtool_ops(netdev);
 
+        pch_gbe_mac_load_mac_addr(&adapter->hw);
         pch_gbe_mac_reset_hw(&adapter->hw);
 
         /* setup the private structure */
diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c
index 1f42f6ac8551..d3cb77205863 100644
--- a/drivers/net/pcmcia/axnet_cs.c
+++ b/drivers/net/pcmcia/axnet_cs.c
@@ -1488,12 +1488,10 @@ static void ei_rx_overrun(struct net_device *dev)
     
         /* 
          * Wait a full Tx time (1.2ms) + some guard time, NS says 1.6ms total.
-         * Early datasheets said to poll the reset bit, but now they say that
-         * it "is not a reliable indicator and subsequently should be ignored."
-         * We wait at least 10ms.
+         * We wait at least 2ms.
          */
 
-        mdelay(10);
+        mdelay(2);
 
         /*
          * Reset RBCR[01] back to zero as per magic incantation.
diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c
index 9226cda4d054..530ab5a10bd3 100644
--- a/drivers/net/pcmcia/fmvj18x_cs.c
+++ b/drivers/net/pcmcia/fmvj18x_cs.c
@@ -691,6 +691,7 @@ static struct pcmcia_device_id fmvj18x_ids[] = {
         PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0105, 0x0e0a),
         PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0e01),
         PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0a05),
+        PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x0b05),
         PCMCIA_PFC_DEVICE_MANF_CARD(0, 0x0032, 0x1101),
         PCMCIA_DEVICE_NULL,
 };
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index bde7d61f1930..7ffdb80adf40 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -25,6 +25,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/pm_runtime.h>
 #include <linux/firmware.h>
+#include <linux/pci-aspm.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -617,8 +618,9 @@ static void ocp_write(struct rtl8169_private *tp, u8 mask, u16 reg, u32 data)
         }
 }
 
-static void rtl8168_oob_notify(void __iomem *ioaddr, u8 cmd)
+static void rtl8168_oob_notify(struct rtl8169_private *tp, u8 cmd)
 {
+        void __iomem *ioaddr = tp->mmio_addr;
         int i;
 
         RTL_W8(ERIDR, cmd);
@@ -630,7 +632,7 @@ static void rtl8168_oob_notify(void __iomem *ioaddr, u8 cmd)
                         break;
         }
 
-        ocp_write(ioaddr, 0x1, 0x30, 0x00000001);
+        ocp_write(tp, 0x1, 0x30, 0x00000001);
 }
 
 #define OOB_CMD_RESET           0x00
@@ -973,7 +975,8 @@ static void __rtl8169_check_link_status(struct net_device *dev,
                 if (pm)
                         pm_request_resume(&tp->pci_dev->dev);
                 netif_carrier_on(dev);
-                netif_info(tp, ifup, dev, "link up\n");
+                if (net_ratelimit())
+                        netif_info(tp, ifup, dev, "link up\n");
         } else {
                 netif_carrier_off(dev);
                 netif_info(tp, ifdown, dev, "link down\n");
@@ -2867,8 +2870,11 @@ static void r8168_pll_power_down(struct rtl8169_private *tp)
 {
         void __iomem *ioaddr = tp->mmio_addr;
 
-        if (tp->mac_version == RTL_GIGA_MAC_VER_27)
+        if (((tp->mac_version == RTL_GIGA_MAC_VER_27) ||
+             (tp->mac_version == RTL_GIGA_MAC_VER_28)) &&
+            (ocp_read(tp, 0x0f, 0x0010) & 0x00008000)) {
                 return;
+        }
 
         if (((tp->mac_version == RTL_GIGA_MAC_VER_23) ||
              (tp->mac_version == RTL_GIGA_MAC_VER_24)) &&
@@ -2890,6 +2896,8 @@ static void r8168_pll_power_down(struct rtl8169_private *tp)
         switch (tp->mac_version) {
         case RTL_GIGA_MAC_VER_25:
         case RTL_GIGA_MAC_VER_26:
+        case RTL_GIGA_MAC_VER_27:
+        case RTL_GIGA_MAC_VER_28:
                 RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80);
                 break;
         }
@@ -2899,12 +2907,17 @@ static void r8168_pll_power_up(struct rtl8169_private *tp)
 {
         void __iomem *ioaddr = tp->mmio_addr;
 
-        if (tp->mac_version == RTL_GIGA_MAC_VER_27)
+        if (((tp->mac_version == RTL_GIGA_MAC_VER_27) ||
+             (tp->mac_version == RTL_GIGA_MAC_VER_28)) &&
+            (ocp_read(tp, 0x0f, 0x0010) & 0x00008000)) {
                 return;
+        }
 
         switch (tp->mac_version) {
         case RTL_GIGA_MAC_VER_25:
         case RTL_GIGA_MAC_VER_26:
+        case RTL_GIGA_MAC_VER_27:
+        case RTL_GIGA_MAC_VER_28:
                 RTL_W8(PMCH, RTL_R8(PMCH) | 0x80);
                 break;
         }
@@ -3008,6 +3021,11 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
         mii->reg_num_mask = 0x1f;
         mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII);
 
+        /* disable ASPM completely as that cause random device stop working
+         * problems as well as full system hangs for some PCIe devices users */
+        pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 |
+                                     PCIE_LINK_STATE_CLKPM);
+
         /* enable device (incl. PCI PM wakeup and hotplug setup) */
         rc = pci_enable_device(pdev);
         if (rc < 0) {
@@ -3041,7 +3059,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
                 goto err_out_mwi_2;
         }
 
-        tp->cp_cmd = PCIMulRW | RxChkSum;
+        tp->cp_cmd = RxChkSum;
 
         if ((sizeof(dma_addr_t) > 4) &&
             !pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) && use_dac) {
@@ -3189,6 +3207,8 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
         if (pci_dev_run_wake(pdev))
                 pm_runtime_put_noidle(&pdev->dev);
 
+        netif_carrier_off(dev);
+
 out:
         return rc;
 
@@ -3315,7 +3335,8 @@ static void rtl8169_hw_reset(struct rtl8169_private *tp)
         /* Disable interrupts */
         rtl8169_irq_mask_and_ack(ioaddr);
 
-        if (tp->mac_version == RTL_GIGA_MAC_VER_28) {
+        if (tp->mac_version == RTL_GIGA_MAC_VER_27 ||
+            tp->mac_version == RTL_GIGA_MAC_VER_28) {
                 while (RTL_R8(TxPoll) & NPQ)
                         udelay(20);
 
@@ -3757,7 +3778,8 @@ static void rtl_hw_start_8168(struct net_device *dev)
         RTL_W16(IntrMitigate, 0x5151);
 
         /* Work around for RxFIFO overflow. */
-        if (tp->mac_version == RTL_GIGA_MAC_VER_11) {
+        if (tp->mac_version == RTL_GIGA_MAC_VER_11 ||
+            tp->mac_version == RTL_GIGA_MAC_VER_22) {
                 tp->intr_event |= RxFIFOOver | PCSTimeout;
                 tp->intr_event &= ~RxOverflow;
         }
@@ -3843,8 +3865,7 @@ static void rtl_hw_start_8168(struct net_device *dev)
         Cxpl_dbg_sel | \
         ASF | \
         PktCntrDisable | \
-        PCIDAC | \
-        PCIMulRW)
+        Mac_dbgo_sel)
 
 static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev)
 {
@@ -3874,8 +3895,6 @@ static void rtl_hw_start_8102e_1(void __iomem *ioaddr, struct pci_dev *pdev)
         if ((cfg1 & LEDS0) && (cfg1 & LEDS1))
                 RTL_W8(Config1, cfg1 & ~LEDS0);
 
-        RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK);
-
         rtl_ephy_init(ioaddr, e_info_8102e_1, ARRAY_SIZE(e_info_8102e_1));
 }
 
@@ -3887,8 +3906,6 @@ static void rtl_hw_start_8102e_2(void __iomem *ioaddr, struct pci_dev *pdev)
 
         RTL_W8(Config1, MEMMAP | IOMAP | VPD | PMEnable);
         RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en);
-
-        RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R810X_CPCMD_QUIRK_MASK);
 }
 
 static void rtl_hw_start_8102e_3(void __iomem *ioaddr, struct pci_dev *pdev)
@@ -3914,6 +3931,8 @@ static void rtl_hw_start_8101(struct net_device *dev)
                 }
         }
 
+        RTL_W8(Cfg9346, Cfg9346_Unlock);
+
         switch (tp->mac_version) {
         case RTL_GIGA_MAC_VER_07:
                 rtl_hw_start_8102e_1(ioaddr, pdev);
@@ -3928,14 +3947,13 @@ static void rtl_hw_start_8101(struct net_device *dev)
                 break;
         }
 
-        RTL_W8(Cfg9346, Cfg9346_Unlock);
+        RTL_W8(Cfg9346, Cfg9346_Lock);
 
         RTL_W8(MaxTxPacketSize, TxPacketMax);
 
         rtl_set_rx_max_size(ioaddr, rx_buf_sz);
 
-        tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
-
+        tp->cp_cmd &= ~R810X_CPCMD_QUIRK_MASK;
         RTL_W16(CPlusCmd, tp->cp_cmd);
 
         RTL_W16(IntrMitigate, 0x0000);
@@ -3945,14 +3963,10 @@ static void rtl_hw_start_8101(struct net_device *dev)
         RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
         rtl_set_rx_tx_config_registers(tp);
 
-        RTL_W8(Cfg9346, Cfg9346_Lock);
-
         RTL_R8(IntrMask);
 
         rtl_set_rx_mode(dev);
 
-        RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
-
         RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xf000);
 
         RTL_W16(IntrMask, tp->intr_event);
@@ -4639,12 +4653,33 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
                         break;
                 }
 
-                /* Work around for rx fifo overflow */
-                if (unlikely(status & RxFIFOOver) &&
-                (tp->mac_version == RTL_GIGA_MAC_VER_11)) {
-                        netif_stop_queue(dev);
-                        rtl8169_tx_timeout(dev);
-                        break;
+                if (unlikely(status & RxFIFOOver)) {
+                        switch (tp->mac_version) {
+                        /* Work around for rx fifo overflow */
+                        case RTL_GIGA_MAC_VER_11:
+                        case RTL_GIGA_MAC_VER_22:
+                        case RTL_GIGA_MAC_VER_26:
+                                netif_stop_queue(dev);
+                                rtl8169_tx_timeout(dev);
+                                goto done;
+                        /* Testers needed. */
+                        case RTL_GIGA_MAC_VER_17:
+                        case RTL_GIGA_MAC_VER_19:
+                        case RTL_GIGA_MAC_VER_20:
+                        case RTL_GIGA_MAC_VER_21:
+                        case RTL_GIGA_MAC_VER_23:
+                        case RTL_GIGA_MAC_VER_24:
+                        case RTL_GIGA_MAC_VER_27:
+                        case RTL_GIGA_MAC_VER_28:
+                        /* Experimental science. Pktgen proof. */
+                        case RTL_GIGA_MAC_VER_12:
+                        case RTL_GIGA_MAC_VER_25:
+                                if (status == RxFIFOOver)
+                                        goto done;
+                                break;
+                        default:
+                                break;
+                        }
                 }
 
                 if (unlikely(status & SYSErr)) {
@@ -4680,7 +4715,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
                         (status & RxFIFOOver) ? (status | RxOverflow) : status);
                 status = RTL_R16(IntrStatus);
         }
-
+done:
         return IRQ_RETVAL(handled);
 }
 
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index 0e8bb19ed60d..ca886d98bdc7 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -569,9 +569,14 @@ static void efx_ethtool_self_test(struct net_device *net_dev,
                                   struct ethtool_test *test, u64 *data)
 {
         struct efx_nic *efx = netdev_priv(net_dev);
-        struct efx_self_tests efx_tests;
+        struct efx_self_tests *efx_tests;
         int already_up;
-        int rc;
+        int rc = -ENOMEM;
+
+        efx_tests = kzalloc(sizeof(*efx_tests), GFP_KERNEL);
+        if (!efx_tests)
+                goto fail;
+
 
         ASSERT_RTNL();
         if (efx->state != STATE_RUNNING) {
@@ -589,13 +594,11 @@ static void efx_ethtool_self_test(struct net_device *net_dev,
                 if (rc) {
                         netif_err(efx, drv, efx->net_dev,
                                   "failed opening device.\n");
-                        goto fail2;
+                        goto fail1;
                 }
         }
 
-        memset(&efx_tests, 0, sizeof(efx_tests));
-
-        rc = efx_selftest(efx, &efx_tests, test->flags);
+        rc = efx_selftest(efx, efx_tests, test->flags);
 
         if (!already_up)
                 dev_close(efx->net_dev);
@@ -604,10 +607,11 @@ static void efx_ethtool_self_test(struct net_device *net_dev,
                    rc == 0 ? "passed" : "failed",
                    (test->flags & ETH_TEST_FL_OFFLINE) ? "off" : "on");
 
- fail2:
- fail1:
+fail1:
         /* Fill ethtool results structures */
-        efx_ethtool_fill_self_tests(efx, &efx_tests, NULL, data);
+        efx_ethtool_fill_self_tests(efx, efx_tests, NULL, data);
+        kfree(efx_tests);
+fail:
         if (rc)
                 test->flags |= ETH_TEST_FL_FAILED;
 }
diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c
index 5976d1d51df1..640e368ebeee 100644
--- a/drivers/net/sis900.c
+++ b/drivers/net/sis900.c
@@ -1777,6 +1777,7 @@ static int sis900_rx(struct net_device *net_dev)
                                               "cur_rx:%4.4d, dirty_rx:%4.4d\n",
                                               net_dev->name, sis_priv->cur_rx,
                                               sis_priv->dirty_rx);
+                                dev_kfree_skb(skb);
                                 break;
                         }
 
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index 42daf98ba736..35b28f42d208 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -3856,9 +3856,6 @@ static struct net_device *skge_devinit(struct skge_hw *hw, int port,
         memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port*8, ETH_ALEN);
         memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
 
-        /* device is off until link detection */
-        netif_carrier_off(dev);
-
         return dev;
 }
 
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
index 34a0af3837f9..0e5f03135b50 100644
--- a/drivers/net/stmmac/stmmac_main.c
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -1560,8 +1560,10 @@ static int stmmac_mac_device_setup(struct net_device *dev)
 
         priv->hw = device;
 
-        if (device_can_wakeup(priv->device))
+        if (device_can_wakeup(priv->device)) {
                 priv->wolopts = WAKE_MAGIC; /* Magic Frame as default */
+                enable_irq_wake(dev->irq);
+        }
 
         return 0;
 }
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 93b32d366611..06c0e5033656 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -11158,7 +11158,9 @@ static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                 if (tp->phy_flags & TG3_PHYFLG_PHY_SERDES)
                         break;                  /* We have no PHY */
 
-                if (tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER)
+                if ((tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER) ||
+                    ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) &&
+                     !netif_running(dev)))
                         return -EAGAIN;
 
                 spin_lock_bh(&tp->lock);
@@ -11174,7 +11176,9 @@ static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                 if (tp->phy_flags & TG3_PHYFLG_PHY_SERDES)
                         break;                  /* We have no PHY */
 
-                if (tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER)
+                if ((tp->phy_flags & TG3_PHYFLG_IS_LOW_POWER) ||
+                    ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) &&
+                     !netif_running(dev)))
                         return -EAGAIN;
 
                 spin_lock_bh(&tp->lock);
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 04e8ce14a1d0..7113168473cf 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1,7 +1,7 @@
 /*
  * cdc_ncm.c
  *
- * Copyright (C) ST-Ericsson 2010
+ * Copyright (C) ST-Ericsson 2010-2011
  * Contact: Alexey Orishko <alexey.orishko@stericsson.com>
  * Original author: Hans Petter Selasky <hans.petter.selasky@stericsson.com>
  *
@@ -54,7 +54,7 @@
 #include <linux/usb/usbnet.h>
 #include <linux/usb/cdc.h>
 
-#define DRIVER_VERSION                          "17-Jan-2011"
+#define DRIVER_VERSION                          "7-Feb-2011"
 
 /* CDC NCM subclass 3.2.1 */
 #define USB_CDC_NCM_NDP16_LENGTH_MIN            0x10
@@ -77,6 +77,9 @@
  */
 #define CDC_NCM_DPT_DATAGRAMS_MAX               32
 
+/* Maximum amount of IN datagrams in NTB */
+#define CDC_NCM_DPT_DATAGRAMS_IN_MAX            0 /* unlimited */
+
 /* Restart the timer, if amount of datagrams is less than given value */
 #define CDC_NCM_RESTART_TIMER_DATAGRAM_CNT      3
 
@@ -85,11 +88,6 @@
         (sizeof(struct usb_cdc_ncm_nth16) + sizeof(struct usb_cdc_ncm_ndp16) + \
         (CDC_NCM_DPT_DATAGRAMS_MAX + 1) * sizeof(struct usb_cdc_ncm_dpe16))
 
-struct connection_speed_change {
-        __le32  USBitRate; /* holds 3GPP downlink value, bits per second */
-        __le32  DSBitRate; /* holds 3GPP uplink value, bits per second */
-} __attribute__ ((packed));
-
 struct cdc_ncm_data {
         struct usb_cdc_ncm_nth16 nth16;
         struct usb_cdc_ncm_ndp16 ndp16;
@@ -198,10 +196,10 @@ static u8 cdc_ncm_setup(struct cdc_ncm_ctx *ctx)
 {
         struct usb_cdc_notification req;
         u32 val;
-        __le16 max_datagram_size;
         u8 flags;
         u8 iface_no;
         int err;
+        u16 ntb_fmt_supported;
 
         iface_no = ctx->control->cur_altsetting->desc.bInterfaceNumber;
 
@@ -223,6 +221,9 @@ static u8 cdc_ncm_setup(struct cdc_ncm_ctx *ctx)
         ctx->tx_remainder = le16_to_cpu(ctx->ncm_parm.wNdpOutPayloadRemainder);
         ctx->tx_modulus = le16_to_cpu(ctx->ncm_parm.wNdpOutDivisor);
         ctx->tx_ndp_modulus = le16_to_cpu(ctx->ncm_parm.wNdpOutAlignment);
+        /* devices prior to NCM Errata shall set this field to zero */
+        ctx->tx_max_datagrams = le16_to_cpu(ctx->ncm_parm.wNtbOutMaxDatagrams);
+        ntb_fmt_supported = le16_to_cpu(ctx->ncm_parm.bmNtbFormatsSupported);
 
         if (ctx->func_desc != NULL)
                 flags = ctx->func_desc->bmNetworkCapabilities;
@@ -231,22 +232,58 @@ static u8 cdc_ncm_setup(struct cdc_ncm_ctx *ctx)
 
         pr_debug("dwNtbInMaxSize=%u dwNtbOutMaxSize=%u "
                  "wNdpOutPayloadRemainder=%u wNdpOutDivisor=%u "
-                 "wNdpOutAlignment=%u flags=0x%x\n",
+                 "wNdpOutAlignment=%u wNtbOutMaxDatagrams=%u flags=0x%x\n",
                  ctx->rx_max, ctx->tx_max, ctx->tx_remainder, ctx->tx_modulus,
-                 ctx->tx_ndp_modulus, flags);
+                 ctx->tx_ndp_modulus, ctx->tx_max_datagrams, flags);
 
-        /* max count of tx datagrams without terminating NULL entry */
-        ctx->tx_max_datagrams = CDC_NCM_DPT_DATAGRAMS_MAX;
+        /* max count of tx datagrams */
+        if ((ctx->tx_max_datagrams == 0) ||
+                        (ctx->tx_max_datagrams > CDC_NCM_DPT_DATAGRAMS_MAX))
+                ctx->tx_max_datagrams = CDC_NCM_DPT_DATAGRAMS_MAX;
 
         /* verify maximum size of received NTB in bytes */
-        if ((ctx->rx_max <
-            (CDC_NCM_MIN_HDR_SIZE + CDC_NCM_MIN_DATAGRAM_SIZE)) ||
-            (ctx->rx_max > CDC_NCM_NTB_MAX_SIZE_RX)) {
+        if (ctx->rx_max < USB_CDC_NCM_NTB_MIN_IN_SIZE) {
+                pr_debug("Using min receive length=%d\n",
+                                                USB_CDC_NCM_NTB_MIN_IN_SIZE);
+                ctx->rx_max = USB_CDC_NCM_NTB_MIN_IN_SIZE;
+        }
+
+        if (ctx->rx_max > CDC_NCM_NTB_MAX_SIZE_RX) {
                 pr_debug("Using default maximum receive length=%d\n",
                                                 CDC_NCM_NTB_MAX_SIZE_RX);
                 ctx->rx_max = CDC_NCM_NTB_MAX_SIZE_RX;
         }
 
+        /* inform device about NTB input size changes */
+        if (ctx->rx_max != le32_to_cpu(ctx->ncm_parm.dwNtbInMaxSize)) {
+                req.bmRequestType = USB_TYPE_CLASS | USB_DIR_OUT |
+                                                        USB_RECIP_INTERFACE;
+                req.bNotificationType = USB_CDC_SET_NTB_INPUT_SIZE;
+                req.wValue = 0;
+                req.wIndex = cpu_to_le16(iface_no);
+
+                if (flags & USB_CDC_NCM_NCAP_NTB_INPUT_SIZE) {
+                        struct usb_cdc_ncm_ndp_input_size ndp_in_sz;
+
+                        req.wLength = 8;
+                        ndp_in_sz.dwNtbInMaxSize = cpu_to_le32(ctx->rx_max);
+                        ndp_in_sz.wNtbInMaxDatagrams =
+                                        cpu_to_le16(CDC_NCM_DPT_DATAGRAMS_MAX);
+                        ndp_in_sz.wReserved = 0;
+                        err = cdc_ncm_do_request(ctx, &req, &ndp_in_sz, 0, NULL,
+                                                                        1000);
+                } else {
+                        __le32 dwNtbInMaxSize = cpu_to_le32(ctx->rx_max);
+
+                        req.wLength = 4;
+                        err = cdc_ncm_do_request(ctx, &req, &dwNtbInMaxSize, 0,
+                                                                NULL, 1000);
+                }
+
+                if (err)
+                        pr_debug("Setting NTB Input Size failed\n");
+        }
+
         /* verify maximum size of transmitted NTB in bytes */
         if ((ctx->tx_max <
             (CDC_NCM_MIN_HDR_SIZE + CDC_NCM_MIN_DATAGRAM_SIZE)) ||
@@ -297,47 +334,84 @@ static u8 cdc_ncm_setup(struct cdc_ncm_ctx *ctx)
         /* additional configuration */
 
         /* set CRC Mode */
-        req.bmRequestType = USB_TYPE_CLASS | USB_DIR_OUT | USB_RECIP_INTERFACE;
-        req.bNotificationType = USB_CDC_SET_CRC_MODE;
-        req.wValue = cpu_to_le16(USB_CDC_NCM_CRC_NOT_APPENDED);
-        req.wIndex = cpu_to_le16(iface_no);
-        req.wLength = 0;
-
-        err = cdc_ncm_do_request(ctx, &req, NULL, 0, NULL, 1000);
-        if (err)
-                pr_debug("Setting CRC mode off failed\n");
+        if (flags & USB_CDC_NCM_NCAP_CRC_MODE) {
+                req.bmRequestType = USB_TYPE_CLASS | USB_DIR_OUT |
+                                                        USB_RECIP_INTERFACE;
+                req.bNotificationType = USB_CDC_SET_CRC_MODE;
+                req.wValue = cpu_to_le16(USB_CDC_NCM_CRC_NOT_APPENDED);
+                req.wIndex = cpu_to_le16(iface_no);
+                req.wLength = 0;
+
+                err = cdc_ncm_do_request(ctx, &req, NULL, 0, NULL, 1000);
+                if (err)
+                        pr_debug("Setting CRC mode off failed\n");
+        }
 
-        /* set NTB format */
-        req.bmRequestType = USB_TYPE_CLASS | USB_DIR_OUT | USB_RECIP_INTERFACE;
-        req.bNotificationType = USB_CDC_SET_NTB_FORMAT;
-        req.wValue = cpu_to_le16(USB_CDC_NCM_NTB16_FORMAT);
-        req.wIndex = cpu_to_le16(iface_no);
-        req.wLength = 0;
+        /* set NTB format, if both formats are supported */
+        if (ntb_fmt_supported & USB_CDC_NCM_NTH32_SIGN) {
+                req.bmRequestType = USB_TYPE_CLASS | USB_DIR_OUT |
+                                                        USB_RECIP_INTERFACE;
+                req.bNotificationType = USB_CDC_SET_NTB_FORMAT;
+                req.wValue = cpu_to_le16(USB_CDC_NCM_NTB16_FORMAT);
+                req.wIndex = cpu_to_le16(iface_no);
+                req.wLength = 0;
+
+                err = cdc_ncm_do_request(ctx, &req, NULL, 0, NULL, 1000);
+                if (err)
+                        pr_debug("Setting NTB format to 16-bit failed\n");
+        }
 
-        err = cdc_ncm_do_request(ctx, &req, NULL, 0, NULL, 1000);
-        if (err)
-                pr_debug("Setting NTB format to 16-bit failed\n");
+        ctx->max_datagram_size = CDC_NCM_MIN_DATAGRAM_SIZE;
 
         /* set Max Datagram Size (MTU) */
-        req.bmRequestType = USB_TYPE_CLASS | USB_DIR_IN | USB_RECIP_INTERFACE;
-        req.bNotificationType = USB_CDC_GET_MAX_DATAGRAM_SIZE;
-        req.wValue = 0;
-        req.wIndex = cpu_to_le16(iface_no);
-        req.wLength = cpu_to_le16(2);
+        if (flags & USB_CDC_NCM_NCAP_MAX_DATAGRAM_SIZE) {
+                __le16 max_datagram_size;
+                u16 eth_max_sz = le16_to_cpu(ctx->ether_desc->wMaxSegmentSize);
+
+                req.bmRequestType = USB_TYPE_CLASS | USB_DIR_IN |
+                                                        USB_RECIP_INTERFACE;
+                req.bNotificationType = USB_CDC_GET_MAX_DATAGRAM_SIZE;
+                req.wValue = 0;
+                req.wIndex = cpu_to_le16(iface_no);
+                req.wLength = cpu_to_le16(2);
+
+                err = cdc_ncm_do_request(ctx, &req, &max_datagram_size, 0, NULL,
+                                                                        1000);
+                if (err) {
+                        pr_debug("GET_MAX_DATAGRAM_SIZE failed, use size=%u\n",
+                                                CDC_NCM_MIN_DATAGRAM_SIZE);
+                } else {
+                        ctx->max_datagram_size = le16_to_cpu(max_datagram_size);
+                        /* Check Eth descriptor value */
+                        if (eth_max_sz < CDC_NCM_MAX_DATAGRAM_SIZE) {
+                                if (ctx->max_datagram_size > eth_max_sz)
+                                        ctx->max_datagram_size = eth_max_sz;
+                        } else {
+                                if (ctx->max_datagram_size >
+                                                CDC_NCM_MAX_DATAGRAM_SIZE)
+                                        ctx->max_datagram_size =
+                                                CDC_NCM_MAX_DATAGRAM_SIZE;
+                        }
 
-        err = cdc_ncm_do_request(ctx, &req, &max_datagram_size, 0, NULL, 1000);
-        if (err) {
-                pr_debug(" GET_MAX_DATAGRAM_SIZE failed, using size=%u\n",
-                         CDC_NCM_MIN_DATAGRAM_SIZE);
-                /* use default */
-                ctx->max_datagram_size = CDC_NCM_MIN_DATAGRAM_SIZE;
-        } else {
-                ctx->max_datagram_size = le16_to_cpu(max_datagram_size);
+                        if (ctx->max_datagram_size < CDC_NCM_MIN_DATAGRAM_SIZE)
+                                ctx->max_datagram_size =
+                                        CDC_NCM_MIN_DATAGRAM_SIZE;
+
+                        /* if value changed, update device */
+                        req.bmRequestType = USB_TYPE_CLASS | USB_DIR_OUT |
+                                                        USB_RECIP_INTERFACE;
+                        req.bNotificationType = USB_CDC_SET_MAX_DATAGRAM_SIZE;
+                        req.wValue = 0;
+                        req.wIndex = cpu_to_le16(iface_no);
+                        req.wLength = 2;
+                        max_datagram_size = cpu_to_le16(ctx->max_datagram_size);
+
+                        err = cdc_ncm_do_request(ctx, &req, &max_datagram_size,
+                                                                0, NULL, 1000);
+                        if (err)
+                                pr_debug("SET_MAX_DATAGRAM_SIZE failed\n");
+                }
 
-                if (ctx->max_datagram_size < CDC_NCM_MIN_DATAGRAM_SIZE)
-                        ctx->max_datagram_size = CDC_NCM_MIN_DATAGRAM_SIZE;
-                else if (ctx->max_datagram_size > CDC_NCM_MAX_DATAGRAM_SIZE)
-                        ctx->max_datagram_size = CDC_NCM_MAX_DATAGRAM_SIZE;
         }
 
         if (ctx->netdev->mtu != (ctx->max_datagram_size - ETH_HLEN))
@@ -466,19 +540,13 @@ static int cdc_ncm_bind(struct usbnet *dev, struct usb_interface *intf)
 
                         ctx->ether_desc =
                                         (const struct usb_cdc_ether_desc *)buf;
-
                         dev->hard_mtu =
                                 le16_to_cpu(ctx->ether_desc->wMaxSegmentSize);
 
-                        if (dev->hard_mtu <
-                            (CDC_NCM_MIN_DATAGRAM_SIZE - ETH_HLEN))
-                                dev->hard_mtu =
-                                        CDC_NCM_MIN_DATAGRAM_SIZE - ETH_HLEN;
-
-                        else if (dev->hard_mtu >
-                                 (CDC_NCM_MAX_DATAGRAM_SIZE - ETH_HLEN))
-                                dev->hard_mtu =
-                                        CDC_NCM_MAX_DATAGRAM_SIZE - ETH_HLEN;
+                        if (dev->hard_mtu < CDC_NCM_MIN_DATAGRAM_SIZE)
+                                dev->hard_mtu = CDC_NCM_MIN_DATAGRAM_SIZE;
+                        else if (dev->hard_mtu > CDC_NCM_MAX_DATAGRAM_SIZE)
+                                dev->hard_mtu = CDC_NCM_MAX_DATAGRAM_SIZE;
                         break;
 
                 case USB_CDC_NCM_TYPE:
@@ -628,13 +696,13 @@ cdc_ncm_fill_tx_frame(struct cdc_ncm_ctx *ctx, struct sk_buff *skb)
         u32 offset;
         u32 last_offset;
         u16 n = 0;
-        u8 timeout = 0;
+        u8 ready2send = 0;
 
         /* if there is a remaining skb, it gets priority */
         if (skb != NULL)
                 swap(skb, ctx->tx_rem_skb);
         else
-                timeout = 1;
+                ready2send = 1;
 
         /*
          * +----------------+
@@ -682,9 +750,10 @@ cdc_ncm_fill_tx_frame(struct cdc_ncm_ctx *ctx, struct sk_buff *skb)
 
         for (; n < ctx->tx_max_datagrams; n++) {
                 /* check if end of transmit buffer is reached */
-                if (offset >= ctx->tx_max)
+                if (offset >= ctx->tx_max) {
+                        ready2send = 1;
                         break;
-
+                }
                 /* compute maximum buffer size */
                 rem = ctx->tx_max - offset;
 
@@ -711,9 +780,7 @@ cdc_ncm_fill_tx_frame(struct cdc_ncm_ctx *ctx, struct sk_buff *skb)
                                 }
                                 ctx->tx_rem_skb = skb;
                                 skb = NULL;
-
-                                /* loop one more time */
-                                timeout = 1;
+                                ready2send = 1;
                         }
                         break;
                 }
@@ -756,7 +823,7 @@ cdc_ncm_fill_tx_frame(struct cdc_ncm_ctx *ctx, struct sk_buff *skb)
                 ctx->tx_curr_last_offset = last_offset;
                 goto exit_no_skb;
 
-        } else if ((n < ctx->tx_max_datagrams) && (timeout == 0)) {
+        } else if ((n < ctx->tx_max_datagrams) && (ready2send == 0)) {
                 /* wait for more frames */
                 /* push variables */
                 ctx->tx_curr_skb = skb_out;
@@ -813,7 +880,7 @@ cdc_ncm_fill_tx_frame(struct cdc_ncm_ctx *ctx, struct sk_buff *skb)
                                         cpu_to_le16(sizeof(ctx->tx_ncm.nth16));
         ctx->tx_ncm.nth16.wSequence = cpu_to_le16(ctx->tx_seq);
         ctx->tx_ncm.nth16.wBlockLength = cpu_to_le16(last_offset);
-        ctx->tx_ncm.nth16.wFpIndex = ALIGN(sizeof(struct usb_cdc_ncm_nth16),
+        ctx->tx_ncm.nth16.wNdpIndex = ALIGN(sizeof(struct usb_cdc_ncm_nth16),
                                                         ctx->tx_ndp_modulus);
 
         memcpy(skb_out->data, &(ctx->tx_ncm.nth16), sizeof(ctx->tx_ncm.nth16));
@@ -825,13 +892,13 @@ cdc_ncm_fill_tx_frame(struct cdc_ncm_ctx *ctx, struct sk_buff *skb)
         rem = sizeof(ctx->tx_ncm.ndp16) + ((ctx->tx_curr_frame_num + 1) *
                                         sizeof(struct usb_cdc_ncm_dpe16));
         ctx->tx_ncm.ndp16.wLength = cpu_to_le16(rem);
-        ctx->tx_ncm.ndp16.wNextFpIndex = 0; /* reserved */
+        ctx->tx_ncm.ndp16.wNextNdpIndex = 0; /* reserved */
 
-        memcpy(((u8 *)skb_out->data) + ctx->tx_ncm.nth16.wFpIndex,
+        memcpy(((u8 *)skb_out->data) + ctx->tx_ncm.nth16.wNdpIndex,
                                                 &(ctx->tx_ncm.ndp16),
                                                 sizeof(ctx->tx_ncm.ndp16));
 
-        memcpy(((u8 *)skb_out->data) + ctx->tx_ncm.nth16.wFpIndex +
+        memcpy(((u8 *)skb_out->data) + ctx->tx_ncm.nth16.wNdpIndex +
                                         sizeof(ctx->tx_ncm.ndp16),
                                         &(ctx->tx_ncm.dpe16),
                                         (ctx->tx_curr_frame_num + 1) *
@@ -961,7 +1028,7 @@ static int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in)
                 goto error;
         }
 
-        temp = le16_to_cpu(ctx->rx_ncm.nth16.wFpIndex);
+        temp = le16_to_cpu(ctx->rx_ncm.nth16.wNdpIndex);
         if ((temp + sizeof(ctx->rx_ncm.ndp16)) > actlen) {
                 pr_debug("invalid DPT16 index\n");
                 goto error;
@@ -1048,10 +1115,10 @@ error:
 
 static void
 cdc_ncm_speed_change(struct cdc_ncm_ctx *ctx,
-                     struct connection_speed_change *data)
+                     struct usb_cdc_speed_change *data)
 {
-        uint32_t rx_speed = le32_to_cpu(data->USBitRate);
-        uint32_t tx_speed = le32_to_cpu(data->DSBitRate);
+        uint32_t rx_speed = le32_to_cpu(data->DLBitRRate);
+        uint32_t tx_speed = le32_to_cpu(data->ULBitRate);
 
         /*
          * Currently the USB-NET API does not support reporting the actual
@@ -1092,7 +1159,7 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb)
         /* test for split data in 8-byte chunks */
         if (test_and_clear_bit(EVENT_STS_SPLIT, &dev->flags)) {
                 cdc_ncm_speed_change(ctx,
-                      (struct connection_speed_change *)urb->transfer_buffer);
+                      (struct usb_cdc_speed_change *)urb->transfer_buffer);
                 return;
         }
 
@@ -1120,12 +1187,12 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb)
                 break;
 
         case USB_CDC_NOTIFY_SPEED_CHANGE:
-                if (urb->actual_length <
-                    (sizeof(*event) + sizeof(struct connection_speed_change)))
+                if (urb->actual_length < (sizeof(*event) +
+                                        sizeof(struct usb_cdc_speed_change)))
                         set_bit(EVENT_STS_SPLIT, &dev->flags);
                 else
                         cdc_ncm_speed_change(ctx,
-                                (struct connection_speed_change *) &event[1]);
+                                (struct usb_cdc_speed_change *) &event[1]);
                 break;
 
         default:
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 02b622e3b9fb..5002f5be47be 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -651,6 +651,10 @@ static const struct usb_device_id products[] = {
         .driver_info = (unsigned long)&dm9601_info,
          },
         {
+         USB_DEVICE(0x0fe6, 0x9700),    /* DM9601 USB to Fast Ethernet Adapter */
+         .driver_info = (unsigned long)&dm9601_info,
+         },
+        {
          USB_DEVICE(0x0a46, 0x9000),    /* DM9000E */
          .driver_info = (unsigned long)&dm9601_info,
          },
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index bed8fcedff49..6d83812603b6 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -2628,15 +2628,15 @@ exit:
 
 static void hso_free_tiomget(struct hso_serial *serial)
 {
-        struct hso_tiocmget *tiocmget = serial->tiocmget;
+        struct hso_tiocmget *tiocmget;
+        if (!serial)
+                return;
+        tiocmget = serial->tiocmget;
         if (tiocmget) {
-                if (tiocmget->urb) {
-                        usb_free_urb(tiocmget->urb);
-                        tiocmget->urb = NULL;
-                }
+                usb_free_urb(tiocmget->urb);
+                tiocmget->urb = NULL;
                 serial->tiocmget = NULL;
                 kfree(tiocmget);
-
         }
 }
 
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index ed9a41643ff4..95c41d56631c 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -931,8 +931,10 @@ fail_halt:
                 if (urb != NULL) {
                         clear_bit (EVENT_RX_MEMORY, &dev->flags);
                         status = usb_autopm_get_interface(dev->intf);
-                        if (status < 0)
+                        if (status < 0) {
+                                usb_free_urb(urb);
                                 goto fail_lowmem;
+                        }
                         if (rx_submit (dev, urb, GFP_KERNEL) == -ENOLINK)
                                 resched = 0;
                         usb_autopm_put_interface(dev->intf);
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 90a23e410d1b..82dba5aaf423 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -446,6 +446,20 @@ static void skb_recv_done(struct virtqueue *rvq)
         }
 }
 
+static void virtnet_napi_enable(struct virtnet_info *vi)
+{
+        napi_enable(&vi->napi);
+
+        /* If all buffers were filled by other side before we napi_enabled, we
+         * won't get another interrupt, so process any outstanding packets
+         * now.  virtnet_poll wants re-enable the queue, so we disable here.
+         * We synchronize against interrupts via NAPI_STATE_SCHED */
+        if (napi_schedule_prep(&vi->napi)) {
+                virtqueue_disable_cb(vi->rvq);
+                __napi_schedule(&vi->napi);
+        }
+}
+
 static void refill_work(struct work_struct *work)
 {
         struct virtnet_info *vi;
@@ -454,7 +468,7 @@ static void refill_work(struct work_struct *work)
         vi = container_of(work, struct virtnet_info, refill.work);
         napi_disable(&vi->napi);
         still_empty = !try_fill_recv(vi, GFP_KERNEL);
-        napi_enable(&vi->napi);
+        virtnet_napi_enable(vi);
 
         /* In theory, this can happen: if we don't get any buffers in
          * we will *never* try to fill again. */
@@ -638,16 +652,7 @@ static int virtnet_open(struct net_device *dev)
 {
         struct virtnet_info *vi = netdev_priv(dev);
 
-        napi_enable(&vi->napi);
-
-        /* If all buffers were filled by other side before we napi_enabled, we
-         * won't get another interrupt, so process any outstanding packets
-         * now.  virtnet_poll wants re-enable the queue, so we disable here.
-         * We synchronize against interrupts via NAPI_STATE_SCHED */
-        if (napi_schedule_prep(&vi->napi)) {
-                virtqueue_disable_cb(vi->rvq);
-                __napi_schedule(&vi->napi);
-        }
+        virtnet_napi_enable(vi);
         return 0;
 }
 
diff --git a/drivers/net/vxge/vxge-config.c b/drivers/net/vxge/vxge-config.c
index 01c05f53e2f9..228d4f7a58af 100644
--- a/drivers/net/vxge/vxge-config.c
+++ b/drivers/net/vxge/vxge-config.c
@@ -3690,7 +3690,7 @@ __vxge_hw_vpath_rts_table_get(struct __vxge_hw_vpath_handle *vp,
         if (status != VXGE_HW_OK)
                 goto exit;
 
-        if ((rts_table != VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_DA) ||
+        if ((rts_table != VXGE_HW_RTS_ACCESS_STEER_CTRL_DATA_STRUCT_SEL_DA) &&
             (rts_table !=
              VXGE_HW_RTS_ACS_STEER_CTRL_DATA_STRUCT_SEL_RTH_MULTI_IT))
                 *data1 = 0;
diff --git a/drivers/net/wireless/ath/ath5k/dma.c b/drivers/net/wireless/ath/ath5k/dma.c
index 0064be7ce5c9..21091c26a9a5 100644
--- a/drivers/net/wireless/ath/ath5k/dma.c
+++ b/drivers/net/wireless/ath/ath5k/dma.c
@@ -838,9 +838,9 @@ int ath5k_hw_dma_stop(struct ath5k_hw *ah)
         for (i = 0; i < qmax; i++) {
                 err = ath5k_hw_stop_tx_dma(ah, i);
                 /* -EINVAL -> queue inactive */
-                if (err != -EINVAL)
+                if (err && err != -EINVAL)
                         return err;
         }
 
-        return err;
+        return 0;
 }
diff --git a/drivers/net/wireless/ath/ath5k/pcu.c b/drivers/net/wireless/ath/ath5k/pcu.c
index e5f2b96a4c63..a702817daf72 100644
--- a/drivers/net/wireless/ath/ath5k/pcu.c
+++ b/drivers/net/wireless/ath/ath5k/pcu.c
@@ -86,7 +86,7 @@ int ath5k_hw_get_frame_duration(struct ath5k_hw *ah,
         if (!ah->ah_bwmode) {
                 dur = ieee80211_generic_frame_duration(sc->hw,
                                                 NULL, len, rate);
-                return dur;
+                return le16_to_cpu(dur);
         }
 
         bitrate = rate->bitrate;
@@ -265,8 +265,6 @@ static inline void ath5k_hw_write_rate_duration(struct ath5k_hw *ah)
                  * what rate we should choose to TX ACKs. */
                 tx_time = ath5k_hw_get_frame_duration(ah, 10, rate);
 
-                tx_time = le16_to_cpu(tx_time);
-
                 ath5k_hw_reg_write(ah, tx_time, reg);
 
                 if (!(rate->flags & IEEE80211_RATE_SHORT_PREAMBLE))
diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
index 78c26fdccad1..62ce2f4e8605 100644
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -282,6 +282,34 @@ int ath5k_hw_phy_disable(struct ath5k_hw *ah)
         return 0;
 }
 
+/*
+ * Wait for synth to settle
+ */
+static void ath5k_hw_wait_for_synth(struct ath5k_hw *ah,
+                        struct ieee80211_channel *channel)
+{
+        /*
+         * On 5211+ read activation -> rx delay
+         * and use it (100ns steps).
+         */
+        if (ah->ah_version != AR5K_AR5210) {
+                u32 delay;
+                delay = ath5k_hw_reg_read(ah, AR5K_PHY_RX_DELAY) &
+                        AR5K_PHY_RX_DELAY_M;
+                delay = (channel->hw_value & CHANNEL_CCK) ?
+                        ((delay << 2) / 22) : (delay / 10);
+                if (ah->ah_bwmode == AR5K_BWMODE_10MHZ)
+                        delay = delay << 1;
+                if (ah->ah_bwmode == AR5K_BWMODE_5MHZ)
+                        delay = delay << 2;
+                /* XXX: /2 on turbo ? Let's be safe
+                 * for now */
+                udelay(100 + delay);
+        } else {
+                mdelay(1);
+        }
+}
+
 
 /**********************\
 * RF Gain optimization *
@@ -1253,6 +1281,7 @@ static int ath5k_hw_channel(struct ath5k_hw *ah,
         case AR5K_RF5111:
                 ret = ath5k_hw_rf5111_channel(ah, channel);
                 break;
+        case AR5K_RF2317:
         case AR5K_RF2425:
                 ret = ath5k_hw_rf2425_channel(ah, channel);
                 break;
@@ -3237,6 +3266,13 @@ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel,
                 /* Failed */
                 if (i >= 100)
                         return -EIO;
+
+                /* Set channel and wait for synth */
+                ret = ath5k_hw_channel(ah, channel);
+                if (ret)
+                        return ret;
+
+                ath5k_hw_wait_for_synth(ah, channel);
         }
 
         /*
@@ -3251,13 +3287,53 @@ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel,
         if (ret)
                 return ret;
 
+        /* Write OFDM timings on 5212*/
+        if (ah->ah_version == AR5K_AR5212 &&
+                channel->hw_value & CHANNEL_OFDM) {
+
+                ret = ath5k_hw_write_ofdm_timings(ah, channel);
+                if (ret)
+                        return ret;
+
+                /* Spur info is available only from EEPROM versions
+                 * greater than 5.3, but the EEPROM routines will use
+                 * static values for older versions */
+                if (ah->ah_mac_srev >= AR5K_SREV_AR5424)
+                        ath5k_hw_set_spur_mitigation_filter(ah,
+                                                            channel);
+        }
+
+        /* If we used fast channel switching
+         * we are done, release RF bus and
+         * fire up NF calibration.
+         *
+         * Note: Only NF calibration due to
+         * channel change, not AGC calibration
+         * since AGC is still running !
+         */
+        if (fast) {
+                /*
+                 * Release RF Bus grant
+                 */
+                AR5K_REG_DISABLE_BITS(ah, AR5K_PHY_RFBUS_REQ,
+                                    AR5K_PHY_RFBUS_REQ_REQUEST);
+
+                /*
+                 * Start NF calibration
+                 */
+                AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_AGCCTL,
+                                        AR5K_PHY_AGCCTL_NF);
+
+                return ret;
+        }
+
         /*
          * For 5210 we do all initialization using
          * initvals, so we don't have to modify
          * any settings (5210 also only supports
          * a/aturbo modes)
          */
-        if ((ah->ah_version != AR5K_AR5210) && !fast) {
+        if (ah->ah_version != AR5K_AR5210) {
 
                 /*
                  * Write initial RF gain settings
@@ -3276,22 +3352,6 @@ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel,
                 if (ret)
                         return ret;
 
-                /* Write OFDM timings on 5212*/
-                if (ah->ah_version == AR5K_AR5212 &&
-                        channel->hw_value & CHANNEL_OFDM) {
-
-                        ret = ath5k_hw_write_ofdm_timings(ah, channel);
-                        if (ret)
-                                return ret;
-
-                        /* Spur info is available only from EEPROM versions
-                         * greater than 5.3, but the EEPROM routines will use
-                         * static values for older versions */
-                        if (ah->ah_mac_srev >= AR5K_SREV_AR5424)
-                                ath5k_hw_set_spur_mitigation_filter(ah,
-                                                                    channel);
-                }
-
                 /*Enable/disable 802.11b mode on 5111
                 (enable 2111 frequency converter + CCK)*/
                 if (ah->ah_radio == AR5K_RF5111) {
@@ -3322,47 +3382,20 @@ int ath5k_hw_phy_init(struct ath5k_hw *ah, struct ieee80211_channel *channel,
          */
         ath5k_hw_reg_write(ah, AR5K_PHY_ACT_ENABLE, AR5K_PHY_ACT);
 
+        ath5k_hw_wait_for_synth(ah, channel);
+
         /*
-         * On 5211+ read activation -> rx delay
-         * and use it.
+         * Perform ADC test to see if baseband is ready
+         * Set tx hold and check adc test register
          */
-        if (ah->ah_version != AR5K_AR5210) {
-                u32 delay;
-                delay = ath5k_hw_reg_read(ah, AR5K_PHY_RX_DELAY) &
-                        AR5K_PHY_RX_DELAY_M;
-                delay = (channel->hw_value & CHANNEL_CCK) ?
-                        ((delay << 2) / 22) : (delay / 10);
-                if (ah->ah_bwmode == AR5K_BWMODE_10MHZ)
-                        delay = delay << 1;
-                if (ah->ah_bwmode == AR5K_BWMODE_5MHZ)
-                        delay = delay << 2;
-                /* XXX: /2 on turbo ? Let's be safe
-                 * for now */
-                udelay(100 + delay);
-        } else {
-                mdelay(1);
-        }
-
-        if (fast)
-                /*
-                 * Release RF Bus grant
-                 */
-                AR5K_REG_DISABLE_BITS(ah, AR5K_PHY_RFBUS_REQ,
-                                    AR5K_PHY_RFBUS_REQ_REQUEST);
-        else {
-                /*
-                 * Perform ADC test to see if baseband is ready
-                 * Set tx hold and check adc test register
-                 */
-                phy_tst1 = ath5k_hw_reg_read(ah, AR5K_PHY_TST1);
-                ath5k_hw_reg_write(ah, AR5K_PHY_TST1_TXHOLD, AR5K_PHY_TST1);
-                for (i = 0; i <= 20; i++) {
-                        if (!(ath5k_hw_reg_read(ah, AR5K_PHY_ADC_TEST) & 0x10))
-                                break;
-                        udelay(200);
-                }
-                ath5k_hw_reg_write(ah, phy_tst1, AR5K_PHY_TST1);
+        phy_tst1 = ath5k_hw_reg_read(ah, AR5K_PHY_TST1);
+        ath5k_hw_reg_write(ah, AR5K_PHY_TST1_TXHOLD, AR5K_PHY_TST1);
+        for (i = 0; i <= 20; i++) {
+                if (!(ath5k_hw_reg_read(ah, AR5K_PHY_ADC_TEST) & 0x10))
+                        break;
+                udelay(200);
         }
+        ath5k_hw_reg_write(ah, phy_tst1, AR5K_PHY_TST1);
 
         /*
          * Start automatic gain control calibration
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_hw.c b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
index f8a7771faee2..f44c84ab5dce 100644
--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
@@ -426,9 +426,8 @@ static void ar9002_hw_configpcipowersave(struct ath_hw *ah,
                 }
 
                 /* WAR for ASPM system hang */
-                if (AR_SREV_9280(ah) || AR_SREV_9285(ah) || AR_SREV_9287(ah)) {
+                if (AR_SREV_9285(ah) || AR_SREV_9287(ah))
                         val |= (AR_WA_BIT6 | AR_WA_BIT7);
-                }
 
                 if (AR_SREV_9285E_20(ah))
                         val |= AR_WA_BIT23;
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index 3681caf54282..1a7fa6ea4cf5 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -21,7 +21,6 @@
 #include <linux/device.h>
 #include <linux/leds.h>
 #include <linux/completion.h>
-#include <linux/pm_qos_params.h>
 
 #include "debug.h"
 #include "common.h"
@@ -57,8 +56,6 @@ struct ath_node;
 
 #define A_MAX(a, b) ((a) > (b) ? (a) : (b))
 
-#define ATH9K_PM_QOS_DEFAULT_VALUE      55
-
 #define TSF_TO_TU(_h,_l) \
         ((((u32)(_h)) << 22) | (((u32)(_l)) >> 10))
 
@@ -218,6 +215,7 @@ struct ath_frame_info {
 struct ath_buf_state {
         u8 bf_type;
         u8 bfs_paprd;
+        unsigned long bfs_paprd_timestamp;
         enum ath9k_internal_frame_type bfs_ftype;
 };
 
@@ -593,7 +591,6 @@ struct ath_softc {
         struct work_struct paprd_work;
         struct work_struct hw_check_work;
         struct completion paprd_complete;
-        bool paprd_pending;
 
         u32 intrstatus;
         u32 sc_flags; /* SC_OP_* */
@@ -633,8 +630,6 @@ struct ath_softc {
         struct ath_descdma txsdma;
 
         struct ath_ant_comb ant_comb;
-
-        struct pm_qos_request_list pm_qos_req;
 };
 
 struct ath_wiphy {
@@ -666,7 +661,6 @@ static inline void ath_read_cachesize(struct ath_common *common, int *csz)
 extern struct ieee80211_ops ath9k_ops;
 extern int ath9k_modparam_nohwcrypt;
 extern int led_blink;
-extern int ath9k_pm_qos_value;
 extern bool is_ath9k_unloaded;
 
 irqreturn_t ath_isr(int irq, void *dev);
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index 5ab3084eb9cb..07b1633b7f3f 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -219,8 +219,9 @@ static int __hif_usb_tx(struct hif_device_usb *hif_dev)
         struct tx_buf *tx_buf = NULL;
         struct sk_buff *nskb = NULL;
         int ret = 0, i;
-        u16 *hdr, tx_skb_cnt = 0;
+        u16 tx_skb_cnt = 0;
         u8 *buf;
+        __le16 *hdr;
 
         if (hif_dev->tx.tx_skb_cnt == 0)
                 return 0;
@@ -245,9 +246,9 @@ static int __hif_usb_tx(struct hif_device_usb *hif_dev)
 
                 buf = tx_buf->buf;
                 buf += tx_buf->offset;
-                hdr = (u16 *)buf;
-                *hdr++ = nskb->len;
-                *hdr++ = ATH_USB_TX_STREAM_MODE_TAG;
+                hdr = (__le16 *)buf;
+                *hdr++ = cpu_to_le16(nskb->len);
+                *hdr++ = cpu_to_le16(ATH_USB_TX_STREAM_MODE_TAG);
                 buf += 4;
                 memcpy(buf, nskb->data, nskb->len);
                 tx_buf->len = nskb->len + 4;
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index 38433f9bfe59..0352f0994caa 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -142,9 +142,6 @@ static void ath9k_deinit_priv(struct ath9k_htc_priv *priv)
 {
         ath9k_htc_exit_debug(priv->ah);
         ath9k_hw_deinit(priv->ah);
-        tasklet_kill(&priv->swba_tasklet);
-        tasklet_kill(&priv->rx_tasklet);
-        tasklet_kill(&priv->tx_tasklet);
         kfree(priv->ah);
         priv->ah = NULL;
 }
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index f4d576bc3ccd..6bb59958f71e 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -1025,12 +1025,6 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw)
         int ret = 0;
         u8 cmd_rsp;
 
-        /* Cancel all the running timers/work .. */
-        cancel_work_sync(&priv->fatal_work);
-        cancel_work_sync(&priv->ps_work);
-        cancel_delayed_work_sync(&priv->ath9k_led_blink_work);
-        ath9k_led_stop_brightness(priv);
-
         mutex_lock(&priv->mutex);
 
         if (priv->op_flags & OP_INVALID) {
@@ -1044,8 +1038,23 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw)
         WMI_CMD(WMI_DISABLE_INTR_CMDID);
         WMI_CMD(WMI_DRAIN_TXQ_ALL_CMDID);
         WMI_CMD(WMI_STOP_RECV_CMDID);
+
+        tasklet_kill(&priv->swba_tasklet);
+        tasklet_kill(&priv->rx_tasklet);
+        tasklet_kill(&priv->tx_tasklet);
+
         skb_queue_purge(&priv->tx_queue);
 
+        mutex_unlock(&priv->mutex);
+
+        /* Cancel all the running timers/work .. */
+        cancel_work_sync(&priv->fatal_work);
+        cancel_work_sync(&priv->ps_work);
+        cancel_delayed_work_sync(&priv->ath9k_led_blink_work);
+        ath9k_led_stop_brightness(priv);
+
+        mutex_lock(&priv->mutex);
+
         /* Remove monitor interface here */
         if (ah->opmode == NL80211_IFTYPE_MONITOR) {
                 if (ath9k_htc_remove_monitor_interface(priv))
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index 767d8b86f1e1..a033d01bf8a0 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -41,10 +41,6 @@ static int ath9k_btcoex_enable;
 module_param_named(btcoex_enable, ath9k_btcoex_enable, int, 0444);
 MODULE_PARM_DESC(btcoex_enable, "Enable wifi-BT coexistence");
 
-int ath9k_pm_qos_value = ATH9K_PM_QOS_DEFAULT_VALUE;
-module_param_named(pmqos, ath9k_pm_qos_value, int, S_IRUSR | S_IRGRP | S_IROTH);
-MODULE_PARM_DESC(pmqos, "User specified PM-QOS value");
-
 bool is_ath9k_unloaded;
 /* We use the hw_value as an index into our private channel structure */
 
@@ -598,8 +594,6 @@ err_btcoex:
 err_queues:
         ath9k_hw_deinit(ah);
 err_hw:
-        tasklet_kill(&sc->intr_tq);
-        tasklet_kill(&sc->bcon_tasklet);
 
         kfree(ah);
         sc->sc_ah = NULL;
@@ -764,9 +758,6 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid,
         ath_init_leds(sc);
         ath_start_rfkill_poll(sc);
 
-        pm_qos_add_request(&sc->pm_qos_req, PM_QOS_CPU_DMA_LATENCY,
-                           PM_QOS_DEFAULT_VALUE);
-
         return 0;
 
 error_world:
@@ -807,9 +798,6 @@ static void ath9k_deinit_softc(struct ath_softc *sc)
 
         ath9k_hw_deinit(sc->sc_ah);
 
-        tasklet_kill(&sc->intr_tq);
-        tasklet_kill(&sc->bcon_tasklet);
-
         kfree(sc->sc_ah);
         sc->sc_ah = NULL;
 }
@@ -824,6 +812,8 @@ void ath9k_deinit_device(struct ath_softc *sc)
         wiphy_rfkill_stop_polling(sc->hw->wiphy);
         ath_deinit_leds(sc);
 
+        ath9k_ps_restore(sc);
+
         for (i = 0; i < sc->num_sec_wiphy; i++) {
                 struct ath_wiphy *aphy = sc->sec_wiphy[i];
                 if (aphy == NULL)
@@ -834,7 +824,6 @@ void ath9k_deinit_device(struct ath_softc *sc)
         }
 
         ieee80211_unregister_hw(hw);
-        pm_qos_remove_request(&sc->pm_qos_req);
         ath_rx_cleanup(sc);
         ath_tx_cleanup(sc);
         ath9k_deinit_softc(sc);
diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c
index 180170d3ce25..2915b11edefb 100644
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -885,7 +885,7 @@ void ath9k_hw_set_interrupts(struct ath_hw *ah, enum ath9k_int ints)
         struct ath_common *common = ath9k_hw_common(ah);
 
         if (!(ints & ATH9K_INT_GLOBAL))
-                ath9k_hw_enable_interrupts(ah);
+                ath9k_hw_disable_interrupts(ah);
 
         ath_dbg(common, ATH_DBG_INTERRUPT, "0x%x => 0x%x\n", omask, ints);
 
@@ -963,7 +963,8 @@ void ath9k_hw_set_interrupts(struct ath_hw *ah, enum ath9k_int ints)
                         REG_CLR_BIT(ah, AR_IMR_S5, AR_IMR_S5_TIM_TIMER);
         }
 
-        ath9k_hw_enable_interrupts(ah);
+        if (ints & ATH9K_INT_GLOBAL)
+                ath9k_hw_enable_interrupts(ah);
 
         return;
 }
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index c79c97be6cd4..a09d15f7aa6e 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -325,6 +325,8 @@ static bool ath_paprd_send_frame(struct ath_softc *sc, struct sk_buff *skb, int
 {
         struct ieee80211_hw *hw = sc->hw;
         struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
+        struct ath_hw *ah = sc->sc_ah;
+        struct ath_common *common = ath9k_hw_common(ah);
         struct ath_tx_control txctl;
         int time_left;
 
@@ -340,14 +342,16 @@ static bool ath_paprd_send_frame(struct ath_softc *sc, struct sk_buff *skb, int
         tx_info->control.rates[1].idx = -1;
 
         init_completion(&sc->paprd_complete);
-        sc->paprd_pending = true;
         txctl.paprd = BIT(chain);
-        if (ath_tx_start(hw, skb, &txctl) != 0)
+
+        if (ath_tx_start(hw, skb, &txctl) != 0) {
+                ath_dbg(common, ATH_DBG_XMIT, "PAPRD TX failed\n");
+                dev_kfree_skb_any(skb);
                 return false;
+        }
 
         time_left = wait_for_completion_timeout(&sc->paprd_complete,
                         msecs_to_jiffies(ATH_PAPRD_TIMEOUT));
-        sc->paprd_pending = false;
 
         if (!time_left)
                 ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_CALIBRATE,
@@ -953,8 +957,6 @@ void ath_radio_disable(struct ath_softc *sc, struct ieee80211_hw *hw)
 
         spin_unlock_bh(&sc->sc_pcu_lock);
         ath9k_ps_restore(sc);
-
-        ath9k_setpower(sc, ATH9K_PM_FULL_SLEEP);
 }
 
 int ath_reset(struct ath_softc *sc, bool retry_tx)
@@ -1171,12 +1173,6 @@ static int ath9k_start(struct ieee80211_hw *hw)
                         ath9k_btcoex_timer_resume(sc);
         }
 
-        /* User has the option to provide pm-qos value as a module
-         * parameter rather than using the default value of
-         * 'ATH9K_PM_QOS_DEFAULT_VALUE'.
-         */
-        pm_qos_update_request(&sc->pm_qos_req, ath9k_pm_qos_value);
-
         if (ah->caps.pcie_lcr_extsync_en && common->bus_ops->extn_synch_en)
                 common->bus_ops->extn_synch_en(common);
 
@@ -1309,6 +1305,9 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 
         spin_lock_bh(&sc->sc_pcu_lock);
 
+        /* prevent tasklets to enable interrupts once we disable them */
+        ah->imask &= ~ATH9K_INT_GLOBAL;
+
         /* make sure h/w will not generate any interrupt
          * before setting the invalid flag. */
         ath9k_hw_disable_interrupts(ah);
@@ -1326,6 +1325,12 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 
         spin_unlock_bh(&sc->sc_pcu_lock);
 
+        /* we can now sync irq and kill any running tasklets, since we already
+         * disabled interrupts and not holding a spin lock */
+        synchronize_irq(sc->irq);
+        tasklet_kill(&sc->intr_tq);
+        tasklet_kill(&sc->bcon_tasklet);
+
         ath9k_ps_restore(sc);
 
         sc->ps_idle = true;
@@ -1334,8 +1339,6 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 
         sc->sc_flags |= SC_OP_INVALID;
 
-        pm_qos_update_request(&sc->pm_qos_req, PM_QOS_DEFAULT_VALUE);
-
         mutex_unlock(&sc->mutex);
 
         ath_dbg(common, ATH_DBG_CONFIG, "Driver halt\n");
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 33a37edbaf79..07b7804aec5b 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1725,6 +1725,9 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct ath_buf *bf,
                         ar9003_hw_set_paprd_txdesc(sc->sc_ah, bf->bf_desc,
                                                    bf->bf_state.bfs_paprd);
 
+                if (txctl->paprd)
+                        bf->bf_state.bfs_paprd_timestamp = jiffies;
+
                 ath_tx_send_normal(sc, txctl->txq, tid, &bf_head);
         }
 
@@ -1886,7 +1889,9 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
         bf->bf_buf_addr = 0;
 
         if (bf->bf_state.bfs_paprd) {
-                if (!sc->paprd_pending)
+                if (time_after(jiffies,
+                                bf->bf_state.bfs_paprd_timestamp +
+                                msecs_to_jiffies(ATH_PAPRD_TIMEOUT)))
                         dev_kfree_skb_any(skb);
                 else
                         complete(&sc->paprd_complete);
diff --git a/drivers/net/wireless/ath/carl9170/rx.c b/drivers/net/wireless/ath/carl9170/rx.c
index 939a0e96ed1f..84866a4b8350 100644
--- a/drivers/net/wireless/ath/carl9170/rx.c
+++ b/drivers/net/wireless/ath/carl9170/rx.c
@@ -564,7 +564,7 @@ static void carl9170_ps_beacon(struct ar9170 *ar, void *data, unsigned int len)
         cam = ieee80211_check_tim(tim_ie, tim_len, ar->common.curaid);
 
         /* 2. Maybe the AP wants to send multicast/broadcast data? */
-        cam = !!(tim_ie->bitmap_ctrl & 0x01);
+        cam |= !!(tim_ie->bitmap_ctrl & 0x01);
 
         if (!cam) {
                 /* back to low-power land. */
diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c
index 537732e5964f..f82c400be288 100644
--- a/drivers/net/wireless/ath/carl9170/usb.c
+++ b/drivers/net/wireless/ath/carl9170/usb.c
@@ -118,6 +118,8 @@ static struct usb_device_id carl9170_usb_ids[] = {
         { USB_DEVICE(0x057c, 0x8402) },
         /* Qwest/Actiontec 802AIN Wireless N USB Network Adapter */
         { USB_DEVICE(0x1668, 0x1200) },
+        /* Airlive X.USB a/b/g/n */
+        { USB_DEVICE(0x1b75, 0x9170) },
 
         /* terminate */
         {}
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index a9b852be4509..39b6f16c87fa 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -402,72 +402,6 @@ static void iwl3945_accumulative_statistics(struct iwl_priv *priv,
 }
 #endif
 
-/**
- * iwl3945_good_plcp_health - checks for plcp error.
- *
- * When the plcp error is exceeding the thresholds, reset the radio
- * to improve the throughput.
- */
-static bool iwl3945_good_plcp_health(struct iwl_priv *priv,
-                                struct iwl_rx_packet *pkt)
-{
-        bool rc = true;
-        struct iwl3945_notif_statistics current_stat;
-        int combined_plcp_delta;
-        unsigned int plcp_msec;
-        unsigned long plcp_received_jiffies;
-
-        if (priv->cfg->base_params->plcp_delta_threshold ==
-            IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE) {
-                IWL_DEBUG_RADIO(priv, "plcp_err check disabled\n");
-                return rc;
-        }
-        memcpy(&current_stat, pkt->u.raw, sizeof(struct
-                        iwl3945_notif_statistics));
-        /*
-         * check for plcp_err and trigger radio reset if it exceeds
-         * the plcp error threshold plcp_delta.
-         */
-        plcp_received_jiffies = jiffies;
-        plcp_msec = jiffies_to_msecs((long) plcp_received_jiffies -
-                                        (long) priv->plcp_jiffies);
-        priv->plcp_jiffies = plcp_received_jiffies;
-        /*
-         * check to make sure plcp_msec is not 0 to prevent division
-         * by zero.
-         */
-        if (plcp_msec) {
-                combined_plcp_delta =
-                        (le32_to_cpu(current_stat.rx.ofdm.plcp_err) -
-                        le32_to_cpu(priv->_3945.statistics.rx.ofdm.plcp_err));
-
-                if ((combined_plcp_delta > 0) &&
-                        ((combined_plcp_delta * 100) / plcp_msec) >
-                        priv->cfg->base_params->plcp_delta_threshold) {
-                        /*
-                         * if plcp_err exceed the threshold, the following
-                         * data is printed in csv format:
-                         *    Text: plcp_err exceeded %d,
-                         *    Received ofdm.plcp_err,
-                         *    Current ofdm.plcp_err,
-                         *    combined_plcp_delta,
-                         *    plcp_msec
-                         */
-                        IWL_DEBUG_RADIO(priv, "plcp_err exceeded %u, "
-                                "%u, %d, %u mSecs\n",
-                                priv->cfg->base_params->plcp_delta_threshold,
-                                le32_to_cpu(current_stat.rx.ofdm.plcp_err),
-                                combined_plcp_delta, plcp_msec);
-                        /*
-                         * Reset the RF radio due to the high plcp
-                         * error rate
-                         */
-                        rc = false;
-                }
-        }
-        return rc;
-}
-
 void iwl3945_hw_rx_statistics(struct iwl_priv *priv,
                 struct iwl_rx_mem_buffer *rxb)
 {
@@ -2734,7 +2668,6 @@ static struct iwl_lib_ops iwl3945_lib = {
         .isr_ops = {
                 .isr = iwl_isr_legacy,
         },
-        .check_plcp_health = iwl3945_good_plcp_health,
 
         .debugfs_ops = {
                 .rx_stats_read = iwl3945_ucode_rx_stats_read,
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 79ab0a6b1386..537fb8c84e3a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -51,7 +51,7 @@
 #include "iwl-agn-debugfs.h"
 
 /* Highest firmware API version supported */
-#define IWL5000_UCODE_API_MAX 2
+#define IWL5000_UCODE_API_MAX 5
 #define IWL5150_UCODE_API_MAX 2
 
 /* Lowest firmware API version supported */
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index af505bcd7ae0..ef36aff1bb43 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -681,6 +681,8 @@ struct iwl_cfg iwl6000i_2bg_cfg = {
         .fw_name_pre = IWL6050_FW_PRE,                          \
         .ucode_api_max = IWL6050_UCODE_API_MAX,                 \
         .ucode_api_min = IWL6050_UCODE_API_MIN,                 \
+        .valid_tx_ant = ANT_AB,         /* .cfg overwrite */    \
+        .valid_rx_ant = ANT_AB,         /* .cfg overwrite */    \
         .ops = &iwl6050_ops,                                    \
         .eeprom_ver = EEPROM_6050_EEPROM_VERSION,               \
         .eeprom_calib_ver = EEPROM_6050_TX_POWER_VERSION,       \
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 36335b1b54d4..c1cfd9952e52 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1157,6 +1157,9 @@ static void iwl_irq_tasklet_legacy(struct iwl_priv *priv)
         /* only Re-enable if disabled by irq */
         if (test_bit(STATUS_INT_ENABLED, &priv->status))
                 iwl_enable_interrupts(priv);
+        /* Re-enable RF_KILL if it occurred */
+        else if (handled & CSR_INT_BIT_RF_KILL)
+                iwl_enable_rfkill_int(priv);
 
 #ifdef CONFIG_IWLWIFI_DEBUG
         if (iwl_get_debug_level(priv) & (IWL_DL_ISR)) {
@@ -1371,6 +1374,9 @@ static void iwl_irq_tasklet(struct iwl_priv *priv)
         /* only Re-enable if disabled by irq */
         if (test_bit(STATUS_INT_ENABLED, &priv->status))
                 iwl_enable_interrupts(priv);
+        /* Re-enable RF_KILL if it occurred */
+        else if (handled & CSR_INT_BIT_RF_KILL)
+                iwl_enable_rfkill_int(priv);
 }
 
 /* the threshold ratio of actual_ack_cnt to expected_ack_cnt in percent */
diff --git a/drivers/net/wireless/p54/p54pci.c b/drivers/net/wireless/p54/p54pci.c
index 1eacba4daa5b..0494d7b102d4 100644
--- a/drivers/net/wireless/p54/p54pci.c
+++ b/drivers/net/wireless/p54/p54pci.c
@@ -199,6 +199,7 @@ static void p54p_check_rx_ring(struct ieee80211_hw *dev, u32 *index,
         while (i != idx) {
                 u16 len;
                 struct sk_buff *skb;
+                dma_addr_t dma_addr;
                 desc = &ring[i];
                 len = le16_to_cpu(desc->len);
                 skb = rx_buf[i];
@@ -216,17 +217,20 @@ static void p54p_check_rx_ring(struct ieee80211_hw *dev, u32 *index,
 
                         len = priv->common.rx_mtu;
                 }
+                dma_addr = le32_to_cpu(desc->host_addr);
+                pci_dma_sync_single_for_cpu(priv->pdev, dma_addr,
+                        priv->common.rx_mtu + 32, PCI_DMA_FROMDEVICE);
                 skb_put(skb, len);
 
                 if (p54_rx(dev, skb)) {
-                        pci_unmap_single(priv->pdev,
-                                         le32_to_cpu(desc->host_addr),
-                                         priv->common.rx_mtu + 32,
-                                         PCI_DMA_FROMDEVICE);
+                        pci_unmap_single(priv->pdev, dma_addr,
+                                priv->common.rx_mtu + 32, PCI_DMA_FROMDEVICE);
                         rx_buf[i] = NULL;
-                        desc->host_addr = 0;
+                        desc->host_addr = cpu_to_le32(0);
                 } else {
                         skb_trim(skb, 0);
+                        pci_dma_sync_single_for_device(priv->pdev, dma_addr,
+                                priv->common.rx_mtu + 32, PCI_DMA_FROMDEVICE);
                         desc->len = cpu_to_le16(priv->common.rx_mtu + 32);
                 }
 
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index 21713a7638c4..9b344a921e74 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -98,6 +98,7 @@ static struct usb_device_id p54u_table[] __devinitdata = {
         {USB_DEVICE(0x1413, 0x5400)},   /* Telsey 802.11g USB2.0 Adapter */
         {USB_DEVICE(0x1435, 0x0427)},   /* Inventel UR054G */
         {USB_DEVICE(0x1668, 0x1050)},   /* Actiontec 802UIG-1 */
+        {USB_DEVICE(0x1740, 0x1000)},   /* Senao NUB-350 */
         {USB_DEVICE(0x2001, 0x3704)},   /* DLink DWL-G122 rev A2 */
         {USB_DEVICE(0x2001, 0x3705)},   /* D-Link DWL-G120 rev C1 */
         {USB_DEVICE(0x413c, 0x5513)},   /* Dell WLA3310 USB Wireless Adapter */
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index 848cc2cce247..518542b4bf9e 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -2597,6 +2597,9 @@ static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
         __le32 mode;
         int ret;
 
+        if (priv->device_type != RNDIS_BCM4320B)
+                return -ENOTSUPP;
+
         netdev_dbg(usbdev->net, "%s(): %s, %d\n", __func__,
                                 enabled ? "enabled" : "disabled",
                                 timeout);
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index aa97971a38af..3b3f1e45ab3e 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -652,6 +652,12 @@ static void rt2800pci_fill_rxdone(struct queue_entry *entry,
                  */
                 rxdesc->flags |= RX_FLAG_IV_STRIPPED;
 
+                /*
+                 * The hardware has already checked the Michael Mic and has
+                 * stripped it from the frame. Signal this to mac80211.
+                 */
+                rxdesc->flags |= RX_FLAG_MMIC_STRIPPED;
+
                 if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS)
                         rxdesc->flags |= RX_FLAG_DECRYPTED;
                 else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC)
@@ -1065,6 +1071,8 @@ static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = {
         { PCI_DEVICE(0x1814, 0x3390), PCI_DEVICE_DATA(&rt2800pci_ops) },
 #endif
 #ifdef CONFIG_RT2800PCI_RT35XX
+        { PCI_DEVICE(0x1432, 0x7711), PCI_DEVICE_DATA(&rt2800pci_ops) },
+        { PCI_DEVICE(0x1432, 0x7722), PCI_DEVICE_DATA(&rt2800pci_ops) },
         { PCI_DEVICE(0x1814, 0x3060), PCI_DEVICE_DATA(&rt2800pci_ops) },
         { PCI_DEVICE(0x1814, 0x3062), PCI_DEVICE_DATA(&rt2800pci_ops) },
         { PCI_DEVICE(0x1814, 0x3562), PCI_DEVICE_DATA(&rt2800pci_ops) },
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index b97a4a54ff4c..197a36c05fda 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -486,6 +486,12 @@ static void rt2800usb_fill_rxdone(struct queue_entry *entry,
                  */
                 rxdesc->flags |= RX_FLAG_IV_STRIPPED;
 
+                /*
+                 * The hardware has already checked the Michael Mic and has
+                 * stripped it from the frame. Signal this to mac80211.
+                 */
+                rxdesc->flags |= RX_FLAG_MMIC_STRIPPED;
+
                 if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS)
                         rxdesc->flags |= RX_FLAG_DECRYPTED;
                 else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC)
diff --git a/drivers/net/wireless/rtlwifi/efuse.c b/drivers/net/wireless/rtlwifi/efuse.c
index b8433f3a9bc2..62876cd5c41a 100644
--- a/drivers/net/wireless/rtlwifi/efuse.c
+++ b/drivers/net/wireless/rtlwifi/efuse.c
@@ -726,9 +726,9 @@ static int efuse_pg_packet_read(struct ieee80211_hw *hw, u8 offset, u8 *data)
 }
 
 static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr,
-                                u8 efuse_data, u8 offset, int *bcontinual,
-                                u8 *write_state, struct pgpkt_struct target_pkt,
-                                int *repeat_times, int *bresult, u8 word_en)
+                        u8 efuse_data, u8 offset, int *bcontinual,
+                        u8 *write_state, struct pgpkt_struct *target_pkt,
+                        int *repeat_times, int *bresult, u8 word_en)
 {
         struct rtl_priv *rtlpriv = rtl_priv(hw);
         struct pgpkt_struct tmp_pkt;
@@ -744,8 +744,8 @@ static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr,
         tmp_pkt.word_en = tmp_header & 0x0F;
         tmp_word_cnts = efuse_calculate_word_cnts(tmp_pkt.word_en);
 
-        if (tmp_pkt.offset != target_pkt.offset) {
-                efuse_addr = efuse_addr + (tmp_word_cnts * 2) + 1;
+        if (tmp_pkt.offset != target_pkt->offset) {
+                *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1;
                 *write_state = PG_STATE_HEADER;
         } else {
                 for (tmpindex = 0; tmpindex < (tmp_word_cnts * 2); tmpindex++) {
@@ -756,23 +756,23 @@ static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr,
                 }
 
                 if (bdataempty == false) {
-                        efuse_addr = efuse_addr + (tmp_word_cnts * 2) + 1;
+                        *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1;
                         *write_state = PG_STATE_HEADER;
                 } else {
                         match_word_en = 0x0F;
-                        if (!((target_pkt.word_en & BIT(0)) |
+                        if (!((target_pkt->word_en & BIT(0)) |
                              (tmp_pkt.word_en & BIT(0))))
                                 match_word_en &= (~BIT(0));
 
-                        if (!((target_pkt.word_en & BIT(1)) |
+                        if (!((target_pkt->word_en & BIT(1)) |
                              (tmp_pkt.word_en & BIT(1))))
                                 match_word_en &= (~BIT(1));
 
-                        if (!((target_pkt.word_en & BIT(2)) |
+                        if (!((target_pkt->word_en & BIT(2)) |
                              (tmp_pkt.word_en & BIT(2))))
                                 match_word_en &= (~BIT(2));
 
-                        if (!((target_pkt.word_en & BIT(3)) |
+                        if (!((target_pkt->word_en & BIT(3)) |
                              (tmp_pkt.word_en & BIT(3))))
                                 match_word_en &= (~BIT(3));
 
@@ -780,7 +780,7 @@ static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr,
                                 badworden = efuse_word_enable_data_write(
                                                             hw, *efuse_addr + 1,
                                                             tmp_pkt.word_en,
-                                                            target_pkt.data);
+                                                            target_pkt->data);
 
                                 if (0x0F != (badworden & 0x0F)) {
                                         u8 reorg_offset = offset;
@@ -791,26 +791,26 @@ static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr,
                                 }
 
                                 tmp_word_en = 0x0F;
-                                if ((target_pkt.word_en & BIT(0)) ^
+                                if ((target_pkt->word_en & BIT(0)) ^
                                     (match_word_en & BIT(0)))
                                         tmp_word_en &= (~BIT(0));
 
-                                if ((target_pkt.word_en & BIT(1)) ^
+                                if ((target_pkt->word_en & BIT(1)) ^
                                     (match_word_en & BIT(1)))
                                         tmp_word_en &= (~BIT(1));
 
-                                if ((target_pkt.word_en & BIT(2)) ^
+                                if ((target_pkt->word_en & BIT(2)) ^
                                         (match_word_en & BIT(2)))
                                         tmp_word_en &= (~BIT(2));
 
-                                if ((target_pkt.word_en & BIT(3)) ^
+                                if ((target_pkt->word_en & BIT(3)) ^
                                     (match_word_en & BIT(3)))
                                         tmp_word_en &= (~BIT(3));
 
                                 if ((tmp_word_en & 0x0F) != 0x0F) {
                                         *efuse_addr = efuse_get_current_size(hw);
-                                        target_pkt.offset = offset;
-                                        target_pkt.word_en = tmp_word_en;
+                                        target_pkt->offset = offset;
+                                        target_pkt->word_en = tmp_word_en;
                                 } else
                                         *bcontinual = false;
                                 *write_state = PG_STATE_HEADER;
@@ -821,8 +821,8 @@ static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr,
                                 }
                         } else {
                                 *efuse_addr += (2 * tmp_word_cnts) + 1;
-                                target_pkt.offset = offset;
-                                target_pkt.word_en = word_en;
+                                target_pkt->offset = offset;
+                                target_pkt->word_en = word_en;
                                 *write_state = PG_STATE_HEADER;
                         }
                 }
@@ -938,7 +938,7 @@ static int efuse_pg_packet_write(struct ieee80211_hw *hw,
                                 efuse_write_data_case1(hw, &efuse_addr,
                                                        efuse_data, offset,
                                                        &bcontinual,
-                                                       &write_state, target_pkt,
+                                                       &write_state, &target_pkt,
                                                        &repeat_times, &bresult,
                                                        word_en);
                         else
diff --git a/drivers/net/wireless/wl1251/main.c b/drivers/net/wireless/wl1251/main.c
index 012e1a4016fe..40372bac9482 100644
--- a/drivers/net/wireless/wl1251/main.c
+++ b/drivers/net/wireless/wl1251/main.c
@@ -1039,6 +1039,9 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
 
         if (changed & BSS_CHANGED_BEACON) {
                 beacon = ieee80211_beacon_get(hw, vif);
+                if (!beacon)
+                        goto out_sleep;
+
                 ret = wl1251_cmd_template_set(wl, CMD_BEACON, beacon->data,
                                               beacon->len);
 
diff --git a/drivers/net/wireless/wl12xx/spi.c b/drivers/net/wireless/wl12xx/spi.c
index 46714910f98c..7145ea543783 100644
--- a/drivers/net/wireless/wl12xx/spi.c
+++ b/drivers/net/wireless/wl12xx/spi.c
@@ -110,9 +110,8 @@ static void wl1271_spi_reset(struct wl1271 *wl)
         spi_message_add_tail(&t, &m);
 
         spi_sync(wl_to_spi(wl), &m);
-        kfree(cmd);
-
         wl1271_dump(DEBUG_SPI, "spi reset -> ", cmd, WSPI_INIT_CMD_LEN);
+        kfree(cmd);
 }
 
 static void wl1271_spi_init(struct wl1271 *wl)
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 546de5749824..da1f12120346 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -120,6 +120,9 @@ struct netfront_info {
         unsigned long rx_pfn_array[NET_RX_RING_SIZE];
         struct multicall_entry rx_mcl[NET_RX_RING_SIZE+1];
         struct mmu_update rx_mmu[NET_RX_RING_SIZE];
+
+        /* Statistics */
+        int rx_gso_checksum_fixup;
 };
 
 struct netfront_rx_info {
@@ -770,11 +773,29 @@ static RING_IDX xennet_fill_frags(struct netfront_info *np,
         return cons;
 }
 
-static int skb_checksum_setup(struct sk_buff *skb)
+static int checksum_setup(struct net_device *dev, struct sk_buff *skb)
 {
         struct iphdr *iph;
         unsigned char *th;
         int err = -EPROTO;
+        int recalculate_partial_csum = 0;
+
+        /*
+         * A GSO SKB must be CHECKSUM_PARTIAL. However some buggy
+         * peers can fail to set NETRXF_csum_blank when sending a GSO
+         * frame. In this case force the SKB to CHECKSUM_PARTIAL and
+         * recalculate the partial checksum.
+         */
+        if (skb->ip_summed != CHECKSUM_PARTIAL && skb_is_gso(skb)) {
+                struct netfront_info *np = netdev_priv(dev);
+                np->rx_gso_checksum_fixup++;
+                skb->ip_summed = CHECKSUM_PARTIAL;
+                recalculate_partial_csum = 1;
+        }
+
+        /* A non-CHECKSUM_PARTIAL SKB does not require setup. */
+        if (skb->ip_summed != CHECKSUM_PARTIAL)
+                return 0;
 
         if (skb->protocol != htons(ETH_P_IP))
                 goto out;
@@ -788,9 +809,23 @@ static int skb_checksum_setup(struct sk_buff *skb)
         switch (iph->protocol) {
         case IPPROTO_TCP:
                 skb->csum_offset = offsetof(struct tcphdr, check);
+
+                if (recalculate_partial_csum) {
+                        struct tcphdr *tcph = (struct tcphdr *)th;
+                        tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr,
+                                                         skb->len - iph->ihl*4,
+                                                         IPPROTO_TCP, 0);
+                }
                 break;
         case IPPROTO_UDP:
                 skb->csum_offset = offsetof(struct udphdr, check);
+
+                if (recalculate_partial_csum) {
+                        struct udphdr *udph = (struct udphdr *)th;
+                        udph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr,
+                                                         skb->len - iph->ihl*4,
+                                                         IPPROTO_UDP, 0);
+                }
                 break;
         default:
                 if (net_ratelimit())
@@ -829,13 +864,11 @@ static int handle_incoming_queue(struct net_device *dev,
                 /* Ethernet work: Delayed to here as it peeks the header. */
                 skb->protocol = eth_type_trans(skb, dev);
 
-                if (skb->ip_summed == CHECKSUM_PARTIAL) {
-                        if (skb_checksum_setup(skb)) {
-                                kfree_skb(skb);
-                                packets_dropped++;
-                                dev->stats.rx_errors++;
-                                continue;
-                        }
+                if (checksum_setup(dev, skb)) {
+                        kfree_skb(skb);
+                        packets_dropped++;
+                        dev->stats.rx_errors++;
+                        continue;
                 }
 
                 dev->stats.rx_packets++;
@@ -1632,12 +1665,59 @@ static void netback_changed(struct xenbus_device *dev,
         }
 }
 
+static const struct xennet_stat {
+        char name[ETH_GSTRING_LEN];
+        u16 offset;
+} xennet_stats[] = {
+        {
+                "rx_gso_checksum_fixup",
+                offsetof(struct netfront_info, rx_gso_checksum_fixup)
+        },
+};
+
+static int xennet_get_sset_count(struct net_device *dev, int string_set)
+{
+        switch (string_set) {
+        case ETH_SS_STATS:
+                return ARRAY_SIZE(xennet_stats);
+        default:
+                return -EINVAL;
+        }
+}
+
+static void xennet_get_ethtool_stats(struct net_device *dev,
+                                     struct ethtool_stats *stats, u64 * data)
+{
+        void *np = netdev_priv(dev);
+        int i;
+
+        for (i = 0; i < ARRAY_SIZE(xennet_stats); i++)
+                data[i] = *(int *)(np + xennet_stats[i].offset);
+}
+
+static void xennet_get_strings(struct net_device *dev, u32 stringset, u8 * data)
+{
+        int i;
+
+        switch (stringset) {
+        case ETH_SS_STATS:
+                for (i = 0; i < ARRAY_SIZE(xennet_stats); i++)
+                        memcpy(data + i * ETH_GSTRING_LEN,
+                               xennet_stats[i].name, ETH_GSTRING_LEN);
+                break;
+        }
+}
+
 static const struct ethtool_ops xennet_ethtool_ops =
 {
         .set_tx_csum = ethtool_op_set_tx_csum,
         .set_sg = xennet_set_sg,
         .set_tso = xennet_set_tso,
         .get_link = ethtool_op_get_link,
+
+        .get_sset_count = xennet_get_sset_count,
+        .get_ethtool_stats = xennet_get_ethtool_stats,
+        .get_strings = xennet_get_strings,
 };
 
 #ifdef CONFIG_SYSFS
diff --git a/drivers/nfc/Kconfig b/drivers/nfc/Kconfig
index ffedfd492754..ea1580085347 100644
--- a/drivers/nfc/Kconfig
+++ b/drivers/nfc/Kconfig
@@ -3,7 +3,7 @@
 #
 
 menuconfig NFC_DEVICES
-        bool "NFC devices"
+        bool "Near Field Communication (NFC) devices"
         default n
         ---help---
           You'll have to say Y if your computer contains an NFC device that
diff --git a/drivers/nfc/pn544.c b/drivers/nfc/pn544.c
index bae647264dd6..724f65d8f9e4 100644
--- a/drivers/nfc/pn544.c
+++ b/drivers/nfc/pn544.c
@@ -60,7 +60,7 @@ enum pn544_irq {
 struct pn544_info {
         struct miscdevice miscdev;
         struct i2c_client *i2c_dev;
-        struct regulator_bulk_data regs[2];
+        struct regulator_bulk_data regs[3];
 
         enum pn544_state state;
         wait_queue_head_t read_wait;
@@ -74,6 +74,7 @@ struct pn544_info {
 
 static const char reg_vdd_io[]  = "Vdd_IO";
 static const char reg_vbat[]    = "VBat";
+static const char reg_vsim[]    = "VSim";
 
 /* sysfs interface */
 static ssize_t pn544_test(struct device *dev,
@@ -740,6 +741,7 @@ static int __devinit pn544_probe(struct i2c_client *client,
 
         info->regs[0].supply = reg_vdd_io;
         info->regs[1].supply = reg_vbat;
+        info->regs[2].supply = reg_vsim;
         r = regulator_bulk_get(&client->dev, ARRAY_SIZE(info->regs),
                                  info->regs);
         if (r < 0)
diff --git a/drivers/of/pdt.c b/drivers/of/pdt.c
index 28295d0a50f6..4d87b5dc9284 100644
--- a/drivers/of/pdt.c
+++ b/drivers/of/pdt.c
@@ -36,19 +36,55 @@ unsigned int of_pdt_unique_id __initdata;
         (p)->unique_id = of_pdt_unique_id++; \
 } while (0)
 
-static inline const char *of_pdt_node_name(struct device_node *dp)
+static char * __init of_pdt_build_full_name(struct device_node *dp)
 {
-        return dp->path_component_name;
+        int len, ourlen, plen;
+        char *n;
+
+        dp->path_component_name = build_path_component(dp);
+
+        plen = strlen(dp->parent->full_name);
+        ourlen = strlen(dp->path_component_name);
+        len = ourlen + plen + 2;
+
+        n = prom_early_alloc(len);
+        strcpy(n, dp->parent->full_name);
+        if (!of_node_is_root(dp->parent)) {
+                strcpy(n + plen, "/");
+                plen++;
+        }
+        strcpy(n + plen, dp->path_component_name);
+
+        return n;
 }
 
-#else
+#else /* CONFIG_SPARC */
 
 static inline void of_pdt_incr_unique_id(void *p) { }
 static inline void irq_trans_init(struct device_node *dp) { }
 
-static inline const char *of_pdt_node_name(struct device_node *dp)
+static char * __init of_pdt_build_full_name(struct device_node *dp)
 {
-        return dp->name;
+        static int failsafe_id = 0; /* for generating unique names on failure */
+        char *buf;
+        int len;
+
+        if (of_pdt_prom_ops->pkg2path(dp->phandle, NULL, 0, &len))
+                goto failsafe;
+
+        buf = prom_early_alloc(len + 1);
+        if (of_pdt_prom_ops->pkg2path(dp->phandle, buf, len, &len))
+                goto failsafe;
+        return buf;
+
+ failsafe:
+        buf = prom_early_alloc(strlen(dp->parent->full_name) +
+                               strlen(dp->name) + 16);
+        sprintf(buf, "%s/%s@unknown%i",
+                of_node_is_root(dp->parent) ? "" : dp->parent->full_name,
+                dp->name, failsafe_id++);
+        pr_err("%s: pkg2path failed; assigning %s\n", __func__, buf);
+        return buf;
 }
 
 #endif /* !CONFIG_SPARC */
@@ -132,47 +168,6 @@ static char * __init of_pdt_get_one_property(phandle node, const char *name)
         return buf;
 }
 
-static char * __init of_pdt_try_pkg2path(phandle node)
-{
-        char *res, *buf = NULL;
-        int len;
-
-        if (!of_pdt_prom_ops->pkg2path)
-                return NULL;
-
-        if (of_pdt_prom_ops->pkg2path(node, buf, 0, &len))
-                return NULL;
-        buf = prom_early_alloc(len + 1);
-        if (of_pdt_prom_ops->pkg2path(node, buf, len, &len)) {
-                pr_err("%s: package-to-path failed\n", __func__);
-                return NULL;
-        }
-
-        res = strrchr(buf, '/');
-        if (!res) {
-                pr_err("%s: couldn't find / in %s\n", __func__, buf);
-                return NULL;
-        }
-        return res+1;
-}
-
-/*
- * When fetching the node's name, first try using package-to-path; if
- * that fails (either because the arch hasn't supplied a PROM callback,
- * or some other random failure), fall back to just looking at the node's
- * 'name' property.
- */
-static char * __init of_pdt_build_name(phandle node)
-{
-        char *buf;
-
-        buf = of_pdt_try_pkg2path(node);
-        if (!buf)
-                buf = of_pdt_get_one_property(node, "name");
-
-        return buf;
-}
-
 static struct device_node * __init of_pdt_create_node(phandle node,
                                                     struct device_node *parent)
 {
@@ -187,7 +182,7 @@ static struct device_node * __init of_pdt_create_node(phandle node,
 
         kref_init(&dp->kref);
 
-        dp->name = of_pdt_build_name(node);
+        dp->name = of_pdt_get_one_property(node, "name");
         dp->type = of_pdt_get_one_property(node, "device_type");
         dp->phandle = node;
 
@@ -198,26 +193,6 @@ static struct device_node * __init of_pdt_create_node(phandle node,
         return dp;
 }
 
-static char * __init of_pdt_build_full_name(struct device_node *dp)
-{
-        int len, ourlen, plen;
-        char *n;
-
-        plen = strlen(dp->parent->full_name);
-        ourlen = strlen(of_pdt_node_name(dp));
-        len = ourlen + plen + 2;
-
-        n = prom_early_alloc(len);
-        strcpy(n, dp->parent->full_name);
-        if (!of_node_is_root(dp->parent)) {
-                strcpy(n + plen, "/");
-                plen++;
-        }
-        strcpy(n + plen, of_pdt_node_name(dp));
-
-        return n;
-}
-
 static struct device_node * __init of_pdt_build_tree(struct device_node *parent,
                                                    phandle node,
                                                    struct device_node ***nextp)
@@ -240,9 +215,6 @@ static struct device_node * __init of_pdt_build_tree(struct device_node *parent,
                 *(*nextp) = dp;
                 *nextp = &dp->allnext;
 
-#if defined(CONFIG_SPARC)
-                dp->path_component_name = build_path_component(dp);
-#endif
                 dp->full_name = of_pdt_build_full_name(dp);
 
                 dp->child = of_pdt_build_tree(dp,
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 8ecaac983923..ea25e5bfcf23 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -23,6 +23,7 @@
 #include <linux/mm.h>
 #include <linux/fs.h>
 #include <linux/capability.h>
+#include <linux/security.h>
 #include <linux/pci-aspm.h>
 #include <linux/slab.h>
 #include "pci.h"
@@ -368,7 +369,7 @@ pci_read_config(struct file *filp, struct kobject *kobj,
         u8 *data = (u8*) buf;
 
         /* Several chips lock up trying to read undefined config space */
-        if (cap_raised(filp->f_cred->cap_effective, CAP_SYS_ADMIN)) {
+        if (security_capable(filp->f_cred, CAP_SYS_ADMIN) == 0) {
                 size = dev->cfg_size;
         } else if (dev->hdr_type == PCI_HEADER_TYPE_CARDBUS) {
                 size = 128;
diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c
index 0bdda5b3ed55..42fbf1a75576 100644
--- a/drivers/pcmcia/pcmcia_resource.c
+++ b/drivers/pcmcia/pcmcia_resource.c
@@ -518,6 +518,8 @@ int pcmcia_enable_device(struct pcmcia_device *p_dev)
                 flags |= CONF_ENABLE_IOCARD;
         if (flags & CONF_ENABLE_IOCARD)
                 s->socket.flags |= SS_IOCARD;
+        if (flags & CONF_ENABLE_ZVCARD)
+                s->socket.flags |= SS_ZVCARD | SS_IOCARD;
         if (flags & CONF_ENABLE_SPKR) {
                 s->socket.flags |= SS_SPKR_ENA;
                 status = CCSR_AUDIO_ENA;
diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c
index 3755e7c8c715..2c540542b5af 100644
--- a/drivers/pcmcia/pxa2xx_base.c
+++ b/drivers/pcmcia/pxa2xx_base.c
@@ -215,7 +215,7 @@ pxa2xx_pcmcia_frequency_change(struct soc_pcmcia_socket *skt,
 }
 #endif
 
-static void pxa2xx_configure_sockets(struct device *dev)
+void pxa2xx_configure_sockets(struct device *dev)
 {
         struct pcmcia_low_level *ops = dev->platform_data;
         /*
diff --git a/drivers/pcmcia/pxa2xx_base.h b/drivers/pcmcia/pxa2xx_base.h
index bb62ea87b8f9..b609b45469ed 100644
--- a/drivers/pcmcia/pxa2xx_base.h
+++ b/drivers/pcmcia/pxa2xx_base.h
@@ -1,3 +1,4 @@
 int pxa2xx_drv_pcmcia_add_one(struct soc_pcmcia_socket *skt);
 void pxa2xx_drv_pcmcia_ops(struct pcmcia_low_level *ops);
+void pxa2xx_configure_sockets(struct device *dev);
 
diff --git a/drivers/pcmcia/pxa2xx_colibri.c b/drivers/pcmcia/pxa2xx_colibri.c
index c3f72192af66..a52039564e74 100644
--- a/drivers/pcmcia/pxa2xx_colibri.c
+++ b/drivers/pcmcia/pxa2xx_colibri.c
@@ -181,6 +181,9 @@ static int __init colibri_pcmcia_init(void)
 {
         int ret;
 
+        if (!machine_is_colibri() && !machine_is_colibri320())
+                return -ENODEV;
+
         colibri_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
         if (!colibri_pcmcia_device)
                 return -ENOMEM;
diff --git a/drivers/pcmcia/pxa2xx_lubbock.c b/drivers/pcmcia/pxa2xx_lubbock.c
index b9f8c8fb42bd..25afe637c657 100644
--- a/drivers/pcmcia/pxa2xx_lubbock.c
+++ b/drivers/pcmcia/pxa2xx_lubbock.c
@@ -226,6 +226,7 @@ int pcmcia_lubbock_init(struct sa1111_dev *sadev)
                 lubbock_set_misc_wr((1 << 15) | (1 << 14), 0);
 
                 pxa2xx_drv_pcmcia_ops(&lubbock_pcmcia_ops);
+                pxa2xx_configure_sockets(&sadev->dev);
                 ret = sa1111_pcmcia_add(sadev, &lubbock_pcmcia_ops,
                                 pxa2xx_drv_pcmcia_add_one);
         }
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index d163bc2e2b9e..a59af5b24f0a 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -227,7 +227,7 @@ config SONYPI_COMPAT
 config IDEAPAD_LAPTOP
         tristate "Lenovo IdeaPad Laptop Extras"
         depends on ACPI
-        depends on RFKILL
+        depends on RFKILL && INPUT
         select INPUT_SPARSEKMAP
         help
           This is a driver for the rfkill switches on Lenovo IdeaPad netbooks.
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index c5c4b8c32eb8..38b34a73866a 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -84,7 +84,7 @@ MODULE_LICENSE("GPL");
  */
 #define AMW0_GUID1              "67C3371D-95A3-4C37-BB61-DD47B491DAAB"
 #define AMW0_GUID2              "431F16ED-0C2B-444C-B267-27DEB140CF9C"
-#define WMID_GUID1              "6AF4F258-B401-42fd-BE91-3D4AC2D7C0D3"
+#define WMID_GUID1              "6AF4F258-B401-42FD-BE91-3D4AC2D7C0D3"
 #define WMID_GUID2              "95764E09-FB56-4e83-B31A-37761F60994A"
 #define WMID_GUID3              "61EF69EA-865C-4BC3-A502-A0DEBA0CB531"
 
@@ -1280,7 +1280,7 @@ static ssize_t set_bool_threeg(struct device *dev,
                         return -EINVAL;
         return count;
 }
-static DEVICE_ATTR(threeg, S_IWUGO | S_IRUGO | S_IWUSR, show_bool_threeg,
+static DEVICE_ATTR(threeg, S_IRUGO | S_IWUSR, show_bool_threeg,
         set_bool_threeg);
 
 static ssize_t show_interface(struct device *dev, struct device_attribute *attr,
diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c
index 4633fd8532cc..fe495939c307 100644
--- a/drivers/platform/x86/asus_acpi.c
+++ b/drivers/platform/x86/asus_acpi.c
@@ -1081,14 +1081,8 @@ static int asus_hotk_add_fs(struct acpi_device *device)
         struct proc_dir_entry *proc;
         mode_t mode;
 
-        /*
-         * If parameter uid or gid is not changed, keep the default setting for
-         * our proc entries (-rw-rw-rw-) else, it means we care about security,
-         * and then set to -rw-rw----
-         */
-
         if ((asus_uid == 0) && (asus_gid == 0)) {
-                mode = S_IFREG | S_IRUGO | S_IWUGO;
+                mode = S_IFREG | S_IRUGO | S_IWUSR | S_IWGRP;
         } else {
                 mode = S_IFREG | S_IRUSR | S_IRGRP | S_IWUSR | S_IWGRP;
                 printk(KERN_WARNING "  asus_uid and asus_gid parameters are "
diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c
index 34657f96b5a5..ad24ef36f9f7 100644
--- a/drivers/platform/x86/dell-laptop.c
+++ b/drivers/platform/x86/dell-laptop.c
@@ -290,9 +290,12 @@ static int dell_rfkill_set(void *data, bool blocked)
         dell_send_request(buffer, 17, 11);
 
         /* If the hardware switch controls this radio, and the hardware
-           switch is disabled, don't allow changing the software state */
+           switch is disabled, don't allow changing the software state.
+           If the hardware switch is reported as not supported, always
+           fire the SMI to toggle the killswitch. */
         if ((hwswitch_state & BIT(hwswitch_bit)) &&
-            !(buffer->output[1] & BIT(16))) {
+            !(buffer->output[1] & BIT(16)) &&
+            (buffer->output[1] & BIT(0))) {
                 ret = -EINVAL;
                 goto out;
         }
@@ -398,6 +401,23 @@ static const struct file_operations dell_debugfs_fops = {
 
 static void dell_update_rfkill(struct work_struct *ignored)
 {
+        int status;
+
+        get_buffer();
+        dell_send_request(buffer, 17, 11);
+        status = buffer->output[1];
+        release_buffer();
+
+        /* if hardware rfkill is not supported, set it explicitly */
+        if (!(status & BIT(0))) {
+                if (wifi_rfkill)
+                        dell_rfkill_set((void *)1, !((status & BIT(17)) >> 17));
+                if (bluetooth_rfkill)
+                        dell_rfkill_set((void *)2, !((status & BIT(18)) >> 18));
+                if (wwan_rfkill)
+                        dell_rfkill_set((void *)3, !((status & BIT(19)) >> 19));
+        }
+
         if (wifi_rfkill)
                 dell_rfkill_query(wifi_rfkill, (void *)1);
         if (bluetooth_rfkill)
diff --git a/drivers/platform/x86/intel_pmic_gpio.c b/drivers/platform/x86/intel_pmic_gpio.c
index 930e62762365..61433d492862 100644
--- a/drivers/platform/x86/intel_pmic_gpio.c
+++ b/drivers/platform/x86/intel_pmic_gpio.c
@@ -60,69 +60,20 @@ enum pmic_gpio_register {
 #define GPOSW_DOU 0x08
 #define GPOSW_RDRV 0x30
 
+#define GPIO_UPDATE_TYPE        0x80000000
 
 #define NUM_GPIO 24
 
-struct pmic_gpio_irq {
-        spinlock_t lock;
-        u32 trigger[NUM_GPIO];
-        u32 dirty;
-        struct work_struct work;
-};
-
-
 struct pmic_gpio {
+        struct mutex            buslock;
         struct gpio_chip        chip;
-        struct pmic_gpio_irq    irqtypes;
         void                    *gpiointr;
         int                     irq;
         unsigned                irq_base;
+        unsigned int            update_type;
+        u32                     trigger_type;
 };
 
-static void pmic_program_irqtype(int gpio, int type)
-{
-        if (type & IRQ_TYPE_EDGE_RISING)
-                intel_scu_ipc_update_register(GPIO0 + gpio, 0x20, 0x20);
-        else
-                intel_scu_ipc_update_register(GPIO0 + gpio, 0x00, 0x20);
-
-        if (type & IRQ_TYPE_EDGE_FALLING)
-                intel_scu_ipc_update_register(GPIO0 + gpio, 0x10, 0x10);
-        else
-                intel_scu_ipc_update_register(GPIO0 + gpio, 0x00, 0x10);
-};
-
-static void pmic_irqtype_work(struct work_struct *work)
-{
-        struct pmic_gpio_irq *t =
-                container_of(work, struct pmic_gpio_irq, work);
-        unsigned long flags;
-        int i;
-        u16 type;
-
-        spin_lock_irqsave(&t->lock, flags);
-        /* As we drop the lock, we may need multiple scans if we race the
-           pmic_irq_type function */
-        while (t->dirty) {
-                /*
-                 *      For each pin that has the dirty bit set send an IPC
-                 *      message to configure the hardware via the PMIC
-                 */
-                for (i = 0; i < NUM_GPIO; i++) {
-                        if (!(t->dirty & (1 << i)))
-                                continue;
-                        t->dirty &= ~(1 << i);
-                        /* We can't trust the array entry or dirty
-                           once the lock is dropped */
-                        type = t->trigger[i];
-                        spin_unlock_irqrestore(&t->lock, flags);
-                        pmic_program_irqtype(i, type);
-                        spin_lock_irqsave(&t->lock, flags);
-                }
-        }
-        spin_unlock_irqrestore(&t->lock, flags);
-}
-
 static int pmic_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
 {
         if (offset > 8) {
@@ -190,25 +141,24 @@ static void pmic_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
                         1 << (offset - 16));
 }
 
-static int pmic_irq_type(unsigned irq, unsigned type)
+/*
+ * This is called from genirq with pg->buslock locked and
+ * irq_desc->lock held. We can not access the scu bus here, so we
+ * store the change and update in the bus_sync_unlock() function below
+ */
+static int pmic_irq_type(struct irq_data *data, unsigned type)
 {
-        struct pmic_gpio *pg = get_irq_chip_data(irq);
-        u32 gpio = irq - pg->irq_base;
-        unsigned long flags;
+        struct pmic_gpio *pg = irq_data_get_irq_chip_data(data);
+        u32 gpio = data->irq - pg->irq_base;
 
         if (gpio >= pg->chip.ngpio)
                 return -EINVAL;
 
-        spin_lock_irqsave(&pg->irqtypes.lock, flags);
-        pg->irqtypes.trigger[gpio] = type;
-        pg->irqtypes.dirty |=  (1 << gpio);
-        spin_unlock_irqrestore(&pg->irqtypes.lock, flags);
-        schedule_work(&pg->irqtypes.work);
+        pg->trigger_type = type;
+        pg->update_type = gpio | GPIO_UPDATE_TYPE;
         return 0;
 }
 
-
-
 static int pmic_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
 {
         struct pmic_gpio *pg = container_of(chip, struct pmic_gpio, chip);
@@ -217,38 +167,32 @@ static int pmic_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
 }
 
 /* the gpiointr register is read-clear, so just do nothing. */
-static void pmic_irq_unmask(unsigned irq)
-{
-};
+static void pmic_irq_unmask(struct irq_data *data) { }
 
-static void pmic_irq_mask(unsigned irq)
-{
-};
+static void pmic_irq_mask(struct irq_data *data) { }
 
 static struct irq_chip pmic_irqchip = {
         .name           = "PMIC-GPIO",
-        .mask           = pmic_irq_mask,
-        .unmask         = pmic_irq_unmask,
-        .set_type       = pmic_irq_type,
+        .irq_mask       = pmic_irq_mask,
+        .irq_unmask     = pmic_irq_unmask,
+        .irq_set_type   = pmic_irq_type,
 };
 
-static void pmic_irq_handler(unsigned irq, struct irq_desc *desc)
+static irqreturn_t pmic_irq_handler(int irq, void *data)
 {
-        struct pmic_gpio *pg = (struct pmic_gpio *)get_irq_data(irq);
+        struct pmic_gpio *pg = data;
         u8 intsts = *((u8 *)pg->gpiointr + 4);
         int gpio;
+        irqreturn_t ret = IRQ_NONE;
 
         for (gpio = 0; gpio < 8; gpio++) {
                 if (intsts & (1 << gpio)) {
                         pr_debug("pmic pin %d triggered\n", gpio);
                         generic_handle_irq(pg->irq_base + gpio);
+                        ret = IRQ_HANDLED;
                 }
         }
-
-        if (desc->chip->irq_eoi)
-                desc->chip->irq_eoi(irq_get_irq_data(irq));
-        else
-                dev_warn(pg->chip.dev, "missing EOI handler for irq %d\n", irq);
+        return ret;
 }
 
 static int __devinit platform_pmic_gpio_probe(struct platform_device *pdev)
@@ -297,8 +241,7 @@ static int __devinit platform_pmic_gpio_probe(struct platform_device *pdev)
         pg->chip.can_sleep = 1;
         pg->chip.dev = dev;
 
-        INIT_WORK(&pg->irqtypes.work, pmic_irqtype_work);
-        spin_lock_init(&pg->irqtypes.lock);
+        mutex_init(&pg->buslock);
 
         pg->chip.dev = dev;
         retval = gpiochip_add(&pg->chip);
@@ -306,8 +249,13 @@ static int __devinit platform_pmic_gpio_probe(struct platform_device *pdev)
                 printk(KERN_ERR "%s: Can not add pmic gpio chip.\n", __func__);
                 goto err;
         }
-        set_irq_data(pg->irq, pg);
-        set_irq_chained_handler(pg->irq, pmic_irq_handler);
+
+        retval = request_irq(pg->irq, pmic_irq_handler, 0, "pmic", pg);
+        if (retval) {
+                printk(KERN_WARNING "pmic: Interrupt request failed\n");
+                goto err;
+        }
+
         for (i = 0; i < 8; i++) {
                 set_irq_chip_and_handler_name(i + pg->irq_base, &pmic_irqchip,
                                         handle_simple_irq, "demux");
diff --git a/drivers/platform/x86/intel_scu_ipc.c b/drivers/platform/x86/intel_scu_ipc.c
index f374c5961b32..a91d510a798b 100644
--- a/drivers/platform/x86/intel_scu_ipc.c
+++ b/drivers/platform/x86/intel_scu_ipc.c
@@ -26,7 +26,6 @@
 #include <linux/sfi.h>
 #include <asm/mrst.h>
 #include <asm/intel_scu_ipc.h>
-#include <asm/mrst.h>
 
 /* IPC defines the following message types */
 #define IPCMSG_WATCHDOG_TIMER 0xF8 /* Set Kernel Watchdog Threshold */
diff --git a/drivers/platform/x86/tc1100-wmi.c b/drivers/platform/x86/tc1100-wmi.c
index 1fe0f1feff71..865ef78d6f1a 100644
--- a/drivers/platform/x86/tc1100-wmi.c
+++ b/drivers/platform/x86/tc1100-wmi.c
@@ -162,7 +162,7 @@ set_bool_##value(struct device *dev, struct device_attribute *attr, \
                         return -EINVAL; \
         return count; \
 } \
-static DEVICE_ATTR(value, S_IWUGO | S_IRUGO | S_IWUSR, \
+static DEVICE_ATTR(value, S_IRUGO | S_IWUSR, \
         show_bool_##value, set_bool_##value);
 
 show_set_bool(wireless, TC1100_INSTANCE_WIRELESS);
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index dd599585c6a9..eb9922385ef8 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -2275,16 +2275,12 @@ static void tpacpi_input_send_key(const unsigned int scancode)
         if (keycode != KEY_RESERVED) {
                 mutex_lock(&tpacpi_inputdev_send_mutex);
 
+                input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN, scancode);
                 input_report_key(tpacpi_inputdev, keycode, 1);
-                if (keycode == KEY_UNKNOWN)
-                        input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN,
-                                    scancode);
                 input_sync(tpacpi_inputdev);
 
+                input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN, scancode);
                 input_report_key(tpacpi_inputdev, keycode, 0);
-                if (keycode == KEY_UNKNOWN)
-                        input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN,
-                                    scancode);
                 input_sync(tpacpi_inputdev);
 
                 mutex_unlock(&tpacpi_inputdev_send_mutex);
diff --git a/drivers/pps/generators/Kconfig b/drivers/pps/generators/Kconfig
index f3a73dd77660..e4c4f3dc0728 100644
--- a/drivers/pps/generators/Kconfig
+++ b/drivers/pps/generators/Kconfig
@@ -6,7 +6,7 @@ comment "PPS generators support"
 
 config PPS_GENERATOR_PARPORT
         tristate "Parallel port PPS signal generator"
-        depends on PARPORT
+        depends on PARPORT && BROKEN
         help
           If you say yes here you get support for a PPS signal generator which
           utilizes STROBE pin of a parallel port to send PPS signals. It uses
diff --git a/drivers/pps/kapi.c b/drivers/pps/kapi.c
index cba1b43f7519..a4e8eb9fece6 100644
--- a/drivers/pps/kapi.c
+++ b/drivers/pps/kapi.c
@@ -168,7 +168,7 @@ void pps_event(struct pps_device *pps, struct pps_event_time *ts, int event,
 {
         unsigned long flags;
         int captured = 0;
-        struct pps_ktime ts_real;
+        struct pps_ktime ts_real = { .sec = 0, .nsec = 0, .flags = 0 };
 
         /* check event type */
         BUG_ON((event & (PPS_CAPTUREASSERT | PPS_CAPTURECLEAR)) == 0);
diff --git a/drivers/rapidio/rio-sysfs.c b/drivers/rapidio/rio-sysfs.c
index 76b41853a877..1269fbd2deca 100644
--- a/drivers/rapidio/rio-sysfs.c
+++ b/drivers/rapidio/rio-sysfs.c
@@ -77,9 +77,9 @@ rio_read_config(struct file *filp, struct kobject *kobj,
 
         /* Several chips lock up trying to read undefined config space */
         if (capable(CAP_SYS_ADMIN))
-                size = 0x200000;
+                size = RIO_MAINT_SPACE_SZ;
 
-        if (off > size)
+        if (off >= size)
                 return 0;
         if (off + count > size) {
                 size -= off;
@@ -147,10 +147,10 @@ rio_write_config(struct file *filp, struct kobject *kobj,
         loff_t init_off = off;
         u8 *data = (u8 *) buf;
 
-        if (off > 0x200000)
+        if (off >= RIO_MAINT_SPACE_SZ)
                 return 0;
-        if (off + count > 0x200000) {
-                size = 0x200000 - off;
+        if (off + count > RIO_MAINT_SPACE_SZ) {
+                size = RIO_MAINT_SPACE_SZ - off;
                 count = size;
         }
 
@@ -200,7 +200,7 @@ static struct bin_attribute rio_config_attr = {
                  .name = "config",
                  .mode = S_IRUGO | S_IWUSR,
                  },
-        .size = 0x200000,
+        .size = RIO_MAINT_SPACE_SZ,
         .read = rio_read_config,
         .write = rio_write_config,
 };
diff --git a/drivers/regulator/mc13xxx-regulator-core.c b/drivers/regulator/mc13xxx-regulator-core.c
index f53d31b950d4..2bb5de1f2421 100644
--- a/drivers/regulator/mc13xxx-regulator-core.c
+++ b/drivers/regulator/mc13xxx-regulator-core.c
@@ -174,7 +174,7 @@ static int mc13xxx_regulator_get_voltage(struct regulator_dev *rdev)
 
         dev_dbg(rdev_get_dev(rdev), "%s id: %d val: %d\n", __func__, id, val);
 
-        BUG_ON(val < 0 || val > mc13xxx_regulators[id].desc.n_voltages);
+        BUG_ON(val > mc13xxx_regulators[id].desc.n_voltages);
 
         return mc13xxx_regulators[id].voltages[val];
 }
diff --git a/drivers/regulator/wm831x-dcdc.c b/drivers/regulator/wm831x-dcdc.c
index 8b0d2c4bde91..06df898842c0 100644
--- a/drivers/regulator/wm831x-dcdc.c
+++ b/drivers/regulator/wm831x-dcdc.c
@@ -120,6 +120,7 @@ static unsigned int wm831x_dcdc_get_mode(struct regulator_dev *rdev)
                 return REGULATOR_MODE_IDLE;
         default:
                 BUG();
+                return -EINVAL;
         }
 }
 
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index cdd97192dc69..4941cade319f 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -97,6 +97,18 @@ config RTC_INTF_DEV
 
           If unsure, say Y.
 
+config RTC_INTF_DEV_UIE_EMUL
+        bool "RTC UIE emulation on dev interface"
+        depends on RTC_INTF_DEV
+        help
+          Provides an emulation for RTC_UIE if the underlying rtc chip
+          driver does not expose RTC_UIE ioctls. Those requests generate
+          once-per-second update interrupts, used for synchronization.
+
+          The emulation code will read the time from the hardware
+          clock several times per second, please enable this option
+          only if you know that you really need it.
+
 config RTC_DRV_TEST
         tristate "Test driver/device"
         help
diff --git a/drivers/rtc/class.c b/drivers/rtc/class.c
index 9583cbcc6b79..c404b61386bf 100644
--- a/drivers/rtc/class.c
+++ b/drivers/rtc/class.c
@@ -143,6 +143,7 @@ struct rtc_device *rtc_device_register(const char *name, struct device *dev,
         rtc->id = id;
         rtc->ops = ops;
         rtc->owner = owner;
+        rtc->irq_freq = 1;
         rtc->max_user_freq = 64;
         rtc->dev.parent = dev;
         rtc->dev.class = rtc_class;
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 925006d33109..cb2f0728fd70 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -209,9 +209,8 @@ int rtc_alarm_irq_enable(struct rtc_device *rtc, unsigned int enabled)
         }
 
         if (err)
-                return err;
-
-        if (!rtc->ops)
+                /* nothing */;
+        else if (!rtc->ops)
                 err = -ENODEV;
         else if (!rtc->ops->alarm_irq_enable)
                 err = -EINVAL;
@@ -229,6 +228,12 @@ int rtc_update_irq_enable(struct rtc_device *rtc, unsigned int enabled)
         if (err)
                 return err;
 
+#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL
+        if (enabled == 0 && rtc->uie_irq_active) {
+                mutex_unlock(&rtc->ops_lock);
+                return rtc_dev_update_irq_enable_emul(rtc, 0);
+        }
+#endif
         /* make sure we're changing state */
         if (rtc->uie_rtctimer.enabled == enabled)
                 goto out;
@@ -248,6 +253,16 @@ int rtc_update_irq_enable(struct rtc_device *rtc, unsigned int enabled)
 
 out:
         mutex_unlock(&rtc->ops_lock);
+#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL
+        /*
+         * Enable emulation if the driver did not provide
+         * the update_irq_enable function pointer or if returned
+         * -EINVAL to signal that it has been configured without
+         * interrupts or that are not available at the moment.
+         */
+        if (err == -EINVAL)
+                err = rtc_dev_update_irq_enable_emul(rtc, enabled);
+#endif
         return err;
 
 }
@@ -263,7 +278,7 @@ EXPORT_SYMBOL_GPL(rtc_update_irq_enable);
  *
  * Triggers the registered irq_task function callback.
  */
-static void rtc_handle_legacy_irq(struct rtc_device *rtc, int num, int mode)
+void rtc_handle_legacy_irq(struct rtc_device *rtc, int num, int mode)
 {
         unsigned long flags;
 
@@ -464,6 +479,9 @@ int rtc_irq_set_freq(struct rtc_device *rtc, struct rtc_task *task, int freq)
         int err = 0;
         unsigned long flags;
 
+        if (freq <= 0)
+                return -EINVAL;
+
         spin_lock_irqsave(&rtc->irq_task_lock, flags);
         if (rtc->irq_task != NULL && task == NULL)
                 err = -EBUSY;
diff --git a/drivers/rtc/rtc-at32ap700x.c b/drivers/rtc/rtc-at32ap700x.c
index b2752b6e7a2f..e725d51e773d 100644
--- a/drivers/rtc/rtc-at32ap700x.c
+++ b/drivers/rtc/rtc-at32ap700x.c
@@ -134,36 +134,29 @@ static int at32_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
         return ret;
 }
 
-static int at32_rtc_ioctl(struct device *dev, unsigned int cmd,
-                        unsigned long arg)
+static int at32_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
 {
         struct rtc_at32ap700x *rtc = dev_get_drvdata(dev);
         int ret = 0;
 
         spin_lock_irq(&rtc->lock);
 
-        switch (cmd) {
-        case RTC_AIE_ON:
+        if(enabled) {
                 if (rtc_readl(rtc, VAL) > rtc->alarm_time) {
                         ret = -EINVAL;
-                        break;
+                        goto out;
                 }
                 rtc_writel(rtc, CTRL, rtc_readl(rtc, CTRL)
                                 | RTC_BIT(CTRL_TOPEN));
                 rtc_writel(rtc, ICR, RTC_BIT(ICR_TOPI));
                 rtc_writel(rtc, IER, RTC_BIT(IER_TOPI));
-                break;
-        case RTC_AIE_OFF:
+        } else {
                 rtc_writel(rtc, CTRL, rtc_readl(rtc, CTRL)
                                 & ~RTC_BIT(CTRL_TOPEN));
                 rtc_writel(rtc, IDR, RTC_BIT(IDR_TOPI));
                 rtc_writel(rtc, ICR, RTC_BIT(ICR_TOPI));
-                break;
-        default:
-                ret = -ENOIOCTLCMD;
-                break;
         }
-
+out:
         spin_unlock_irq(&rtc->lock);
 
         return ret;
@@ -195,11 +188,11 @@ static irqreturn_t at32_rtc_interrupt(int irq, void *dev_id)
 }
 
 static struct rtc_class_ops at32_rtc_ops = {
-        .ioctl          = at32_rtc_ioctl,
         .read_time      = at32_rtc_readtime,
         .set_time       = at32_rtc_settime,
         .read_alarm     = at32_rtc_readalarm,
         .set_alarm      = at32_rtc_setalarm,
+        .alarm_irq_enable = at32_rtc_alarm_irq_enable,
 };
 
 static int __init at32_rtc_probe(struct platform_device *pdev)
diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index bc8bbca9a2e2..26d1cf5d19ae 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -195,13 +195,6 @@ static int at91_rtc_ioctl(struct device *dev, unsigned int cmd,
 
         /* important:  scrub old status before enabling IRQs */
         switch (cmd) {
-        case RTC_AIE_OFF:       /* alarm off */
-                at91_sys_write(AT91_RTC_IDR, AT91_RTC_ALARM);
-                break;
-        case RTC_AIE_ON:        /* alarm on */
-                at91_sys_write(AT91_RTC_SCCR, AT91_RTC_ALARM);
-                at91_sys_write(AT91_RTC_IER, AT91_RTC_ALARM);
-                break;
         case RTC_UIE_OFF:       /* update off */
                 at91_sys_write(AT91_RTC_IDR, AT91_RTC_SECEV);
                 break;
@@ -217,6 +210,18 @@ static int at91_rtc_ioctl(struct device *dev, unsigned int cmd,
         return ret;
 }
 
+static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+        pr_debug("%s(): cmd=%08x\n", __func__, enabled);
+
+        if (enabled) {
+                at91_sys_write(AT91_RTC_SCCR, AT91_RTC_ALARM);
+                at91_sys_write(AT91_RTC_IER, AT91_RTC_ALARM);
+        } else
+                at91_sys_write(AT91_RTC_IDR, AT91_RTC_ALARM);
+
+        return 0;
+}
 /*
  * Provide additional RTC information in /proc/driver/rtc
  */
@@ -270,6 +275,7 @@ static const struct rtc_class_ops at91_rtc_ops = {
         .read_alarm     = at91_rtc_readalarm,
         .set_alarm      = at91_rtc_setalarm,
         .proc           = at91_rtc_proc,
+        .alarm_irq_enable = at91_rtc_alarm_irq_enable,
 };
 
 /*
diff --git a/drivers/rtc/rtc-at91sam9.c b/drivers/rtc/rtc-at91sam9.c
index f677e0710ca1..5469c52cba3d 100644
--- a/drivers/rtc/rtc-at91sam9.c
+++ b/drivers/rtc/rtc-at91sam9.c
@@ -229,12 +229,6 @@ static int at91_rtc_ioctl(struct device *dev, unsigned int cmd,
         dev_dbg(dev, "ioctl: cmd=%08x, arg=%08lx, mr %08x\n", cmd, arg, mr);
 
         switch (cmd) {
-        case RTC_AIE_OFF:               /* alarm off */
-                rtt_writel(rtc, MR, mr & ~AT91_RTT_ALMIEN);
-                break;
-        case RTC_AIE_ON:                /* alarm on */
-                rtt_writel(rtc, MR, mr | AT91_RTT_ALMIEN);
-                break;
         case RTC_UIE_OFF:               /* update off */
                 rtt_writel(rtc, MR, mr & ~AT91_RTT_RTTINCIEN);
                 break;
@@ -249,6 +243,19 @@ static int at91_rtc_ioctl(struct device *dev, unsigned int cmd,
         return ret;
 }
 
+static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+        struct sam9_rtc *rtc = dev_get_drvdata(dev);
+        u32 mr = rtt_readl(rtc, MR);
+
+        dev_dbg(dev, "alarm_irq_enable: enabled=%08x, mr %08x\n", enabled, mr);
+        if (enabled)
+                rtt_writel(rtc, MR, mr | AT91_RTT_ALMIEN);
+        else
+                rtt_writel(rtc, MR, mr & ~AT91_RTT_ALMIEN);
+        return 0;
+}
+
 /*
  * Provide additional RTC information in /proc/driver/rtc
  */
@@ -302,6 +309,7 @@ static const struct rtc_class_ops at91_rtc_ops = {
         .read_alarm     = at91_rtc_readalarm,
         .set_alarm      = at91_rtc_setalarm,
         .proc           = at91_rtc_proc,
+        .alarm_irq_enable = at91_rtc_alarm_irq_enable,
 };
 
 /*
diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c
index b4b6087f2234..17971d93354d 100644
--- a/drivers/rtc/rtc-bfin.c
+++ b/drivers/rtc/rtc-bfin.c
@@ -259,15 +259,6 @@ static int bfin_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long ar
                 bfin_rtc_int_clear(~RTC_ISTAT_SEC);
                 break;
 
-        case RTC_AIE_ON:
-                dev_dbg_stamp(dev);
-                bfin_rtc_int_set_alarm(rtc);
-                break;
-        case RTC_AIE_OFF:
-                dev_dbg_stamp(dev);
-                bfin_rtc_int_clear(~(RTC_ISTAT_ALARM | RTC_ISTAT_ALARM_DAY));
-                break;
-
         default:
                 dev_dbg_stamp(dev);
                 ret = -ENOIOCTLCMD;
@@ -276,6 +267,17 @@ static int bfin_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long ar
         return ret;
 }
 
+static int bfin_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+        struct bfin_rtc *rtc = dev_get_drvdata(dev);
+
+        dev_dbg_stamp(dev);
+        if (enabled)
+                bfin_rtc_int_set_alarm(rtc);
+        else
+                bfin_rtc_int_clear(~(RTC_ISTAT_ALARM | RTC_ISTAT_ALARM_DAY));
+}
+
 static int bfin_rtc_read_time(struct device *dev, struct rtc_time *tm)
 {
         struct bfin_rtc *rtc = dev_get_drvdata(dev);
@@ -362,6 +364,7 @@ static struct rtc_class_ops bfin_rtc_ops = {
         .read_alarm    = bfin_rtc_read_alarm,
         .set_alarm     = bfin_rtc_set_alarm,
         .proc          = bfin_rtc_proc,
+        .alarm_irq_enable = bfin_rtc_alarm_irq_enable,
 };
 
 static int __devinit bfin_rtc_probe(struct platform_device *pdev)
diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c
index 212b16edafc0..d0e06edb14c5 100644
--- a/drivers/rtc/rtc-dev.c
+++ b/drivers/rtc/rtc-dev.c
@@ -46,6 +46,105 @@ static int rtc_dev_open(struct inode *inode, struct file *file)
         return err;
 }
 
+#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL
+/*
+ * Routine to poll RTC seconds field for change as often as possible,
+ * after first RTC_UIE use timer to reduce polling
+ */
+static void rtc_uie_task(struct work_struct *work)
+{
+        struct rtc_device *rtc =
+                container_of(work, struct rtc_device, uie_task);
+        struct rtc_time tm;
+        int num = 0;
+        int err;
+
+        err = rtc_read_time(rtc, &tm);
+
+        spin_lock_irq(&rtc->irq_lock);
+        if (rtc->stop_uie_polling || err) {
+                rtc->uie_task_active = 0;
+        } else if (rtc->oldsecs != tm.tm_sec) {
+                num = (tm.tm_sec + 60 - rtc->oldsecs) % 60;
+                rtc->oldsecs = tm.tm_sec;
+                rtc->uie_timer.expires = jiffies + HZ - (HZ/10);
+                rtc->uie_timer_active = 1;
+                rtc->uie_task_active = 0;
+                add_timer(&rtc->uie_timer);
+        } else if (schedule_work(&rtc->uie_task) == 0) {
+                rtc->uie_task_active = 0;
+        }
+        spin_unlock_irq(&rtc->irq_lock);
+        if (num)
+                rtc_handle_legacy_irq(rtc, num, RTC_UF);
+}
+static void rtc_uie_timer(unsigned long data)
+{
+        struct rtc_device *rtc = (struct rtc_device *)data;
+        unsigned long flags;
+
+        spin_lock_irqsave(&rtc->irq_lock, flags);
+        rtc->uie_timer_active = 0;
+        rtc->uie_task_active = 1;
+        if ((schedule_work(&rtc->uie_task) == 0))
+                rtc->uie_task_active = 0;
+        spin_unlock_irqrestore(&rtc->irq_lock, flags);
+}
+
+static int clear_uie(struct rtc_device *rtc)
+{
+        spin_lock_irq(&rtc->irq_lock);
+        if (rtc->uie_irq_active) {
+                rtc->stop_uie_polling = 1;
+                if (rtc->uie_timer_active) {
+                        spin_unlock_irq(&rtc->irq_lock);
+                        del_timer_sync(&rtc->uie_timer);
+                        spin_lock_irq(&rtc->irq_lock);
+                        rtc->uie_timer_active = 0;
+                }
+                if (rtc->uie_task_active) {
+                        spin_unlock_irq(&rtc->irq_lock);
+                        flush_scheduled_work();
+                        spin_lock_irq(&rtc->irq_lock);
+                }
+                rtc->uie_irq_active = 0;
+        }
+        spin_unlock_irq(&rtc->irq_lock);
+        return 0;
+}
+
+static int set_uie(struct rtc_device *rtc)
+{
+        struct rtc_time tm;
+        int err;
+
+        err = rtc_read_time(rtc, &tm);
+        if (err)
+                return err;
+        spin_lock_irq(&rtc->irq_lock);
+        if (!rtc->uie_irq_active) {
+                rtc->uie_irq_active = 1;
+                rtc->stop_uie_polling = 0;
+                rtc->oldsecs = tm.tm_sec;
+                rtc->uie_task_active = 1;
+                if (schedule_work(&rtc->uie_task) == 0)
+                        rtc->uie_task_active = 0;
+        }
+        rtc->irq_data = 0;
+        spin_unlock_irq(&rtc->irq_lock);
+        return 0;
+}
+
+int rtc_dev_update_irq_enable_emul(struct rtc_device *rtc, unsigned int enabled)
+{
+        if (enabled)
+                return set_uie(rtc);
+        else
+                return clear_uie(rtc);
+}
+EXPORT_SYMBOL(rtc_dev_update_irq_enable_emul);
+
+#endif /* CONFIG_RTC_INTF_DEV_UIE_EMUL */
 
 static ssize_t
 rtc_dev_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
@@ -154,19 +253,7 @@ static long rtc_dev_ioctl(struct file *file,
         if (err)
                 goto done;
 
-        /* try the driver's ioctl interface */
-        if (ops->ioctl) {
-                err = ops->ioctl(rtc->dev.parent, cmd, arg);
-                if (err != -ENOIOCTLCMD) {
-                        mutex_unlock(&rtc->ops_lock);
-                        return err;
-                }
-        }
-
-        /* if the driver does not provide the ioctl interface
-         * or if that particular ioctl was not implemented
-         * (-ENOIOCTLCMD), we will try to emulate here.
-         *
+        /*
          * Drivers *SHOULD NOT* provide ioctl implementations
          * for these requests.  Instead, provide methods to
          * support the following code, so that the RTC's main
@@ -329,7 +416,12 @@ static long rtc_dev_ioctl(struct file *file,
                 return err;
 
         default:
-                err = -ENOTTY;
+                /* Finally try the driver's ioctl interface */
+                if (ops->ioctl) {
+                        err = ops->ioctl(rtc->dev.parent, cmd, arg);
+                        if (err == -ENOIOCTLCMD)
+                                err = -ENOTTY;
+                }
                 break;
         }
 
@@ -394,6 +486,11 @@ void rtc_dev_prepare(struct rtc_device *rtc)
 
         rtc->dev.devt = MKDEV(MAJOR(rtc_devt), rtc->id);
 
+#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL
+        INIT_WORK(&rtc->uie_task, rtc_uie_task);
+        setup_timer(&rtc->uie_timer, rtc_uie_timer, (unsigned long)rtc);
+#endif
+
         cdev_init(&rtc->char_dev, &rtc_dev_fops);
         rtc->char_dev.owner = rtc->owner;
 }
diff --git a/drivers/rtc/rtc-ds1286.c b/drivers/rtc/rtc-ds1286.c
index bf430f9091ed..60ce69600828 100644
--- a/drivers/rtc/rtc-ds1286.c
+++ b/drivers/rtc/rtc-ds1286.c
@@ -40,6 +40,26 @@ static inline void ds1286_rtc_write(struct ds1286_priv *priv, u8 data, int reg)
         __raw_writel(data, &priv->rtcregs[reg]);
 }
 
+
+static int ds1286_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+        struct ds1286_priv *priv = dev_get_drvdata(dev);
+        unsigned long flags;
+        unsigned char val;
+
+        /* Allow or mask alarm interrupts */
+        spin_lock_irqsave(&priv->lock, flags);
+        val = ds1286_rtc_read(priv, RTC_CMD);
+        if (enabled)
+                val &=  ~RTC_TDM;
+        else
+                val |=  RTC_TDM;
+        ds1286_rtc_write(priv, val, RTC_CMD);
+        spin_unlock_irqrestore(&priv->lock, flags);
+
+        return 0;
+}
+
 #ifdef CONFIG_RTC_INTF_DEV
 
 static int ds1286_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
@@ -49,22 +69,6 @@ static int ds1286_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
         unsigned char val;
 
         switch (cmd) {
-        case RTC_AIE_OFF:
-                /* Mask alarm int. enab. bit    */
-                spin_lock_irqsave(&priv->lock, flags);
-                val = ds1286_rtc_read(priv, RTC_CMD);
-                val |=  RTC_TDM;
-                ds1286_rtc_write(priv, val, RTC_CMD);
-                spin_unlock_irqrestore(&priv->lock, flags);
-                break;
-        case RTC_AIE_ON:
-                /* Allow alarm interrupts.      */
-                spin_lock_irqsave(&priv->lock, flags);
-                val = ds1286_rtc_read(priv, RTC_CMD);
-                val &=  ~RTC_TDM;
-                ds1286_rtc_write(priv, val, RTC_CMD);
-                spin_unlock_irqrestore(&priv->lock, flags);
-                break;
         case RTC_WIE_OFF:
                 /* Mask watchdog int. enab. bit */
                 spin_lock_irqsave(&priv->lock, flags);
@@ -316,12 +320,13 @@ static int ds1286_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
 }
 
 static const struct rtc_class_ops ds1286_ops = {
-        .ioctl          = ds1286_ioctl,
-        .proc           = ds1286_proc,
+        .ioctl          = ds1286_ioctl,
+        .proc           = ds1286_proc,
         .read_time      = ds1286_read_time,
         .set_time       = ds1286_set_time,
         .read_alarm     = ds1286_read_alarm,
         .set_alarm      = ds1286_set_alarm,
+        .alarm_irq_enable = ds1286_alarm_irq_enable,
 };
 
 static int __devinit ds1286_probe(struct platform_device *pdev)
diff --git a/drivers/rtc/rtc-ds1305.c b/drivers/rtc/rtc-ds1305.c
index 077af1d7b9e4..57fbcc149ba7 100644
--- a/drivers/rtc/rtc-ds1305.c
+++ b/drivers/rtc/rtc-ds1305.c
@@ -139,49 +139,32 @@ static u8 hour2bcd(bool hr12, int hour)
  * Interface to RTC framework
  */
 
-#ifdef CONFIG_RTC_INTF_DEV
-
-/*
- * Context: caller holds rtc->ops_lock (to protect ds1305->ctrl)
- */
-static int ds1305_ioctl(struct device *dev, unsigned cmd, unsigned long arg)
+static int ds1305_alarm_irq_enable(struct device *dev, unsigned int enabled)
 {
         struct ds1305   *ds1305 = dev_get_drvdata(dev);
         u8              buf[2];
-        int             status = -ENOIOCTLCMD;
+        long            err = -EINVAL;
 
         buf[0] = DS1305_WRITE | DS1305_CONTROL;
         buf[1] = ds1305->ctrl[0];
 
-        switch (cmd) {
-        case RTC_AIE_OFF:
-                status = 0;
-                if (!(buf[1] & DS1305_AEI0))
-                        goto done;
-                buf[1] &= ~DS1305_AEI0;
-                break;
-
-        case RTC_AIE_ON:
-                status = 0;
+        if (enabled) {
                 if (ds1305->ctrl[0] & DS1305_AEI0)
                         goto done;
                 buf[1] |= DS1305_AEI0;
-                break;
-        }
-        if (status == 0) {
-                status = spi_write_then_read(ds1305->spi, buf, sizeof buf,
-                                NULL, 0);
-                if (status >= 0)
-                        ds1305->ctrl[0] = buf[1];
+        } else {
+                if (!(buf[1] & DS1305_AEI0))
+                        goto done;
+                buf[1] &= ~DS1305_AEI0;
         }
-
+        err = spi_write_then_read(ds1305->spi, buf, sizeof buf, NULL, 0);
+        if (err >= 0)
+                ds1305->ctrl[0] = buf[1];
 done:
-        return status;
+        return err;
+
 }
 
-#else
-#define ds1305_ioctl    NULL
-#endif
 
 /*
  * Get/set of date and time is pretty normal.
@@ -460,12 +443,12 @@ done:
 #endif
 
 static const struct rtc_class_ops ds1305_ops = {
-        .ioctl          = ds1305_ioctl,
         .read_time      = ds1305_get_time,
         .set_time       = ds1305_set_time,
         .read_alarm     = ds1305_get_alarm,
         .set_alarm      = ds1305_set_alarm,
         .proc           = ds1305_proc,
+        .alarm_irq_enable = ds1305_alarm_irq_enable,
 };
 
 static void ds1305_work(struct work_struct *work)
diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index 0d559b6416dd..4724ba3acf1a 100644
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -495,50 +495,27 @@ static int ds1337_set_alarm(struct device *dev, struct rtc_wkalrm *t)
         return 0;
 }
 
-static int ds1307_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
+static int ds1307_alarm_irq_enable(struct device *dev, unsigned int enabled)
 {
         struct i2c_client       *client = to_i2c_client(dev);
         struct ds1307           *ds1307 = i2c_get_clientdata(client);
         int                     ret;
 
-        switch (cmd) {
-        case RTC_AIE_OFF:
-                if (!test_bit(HAS_ALARM, &ds1307->flags))
-                        return -ENOTTY;
-
-                ret = i2c_smbus_read_byte_data(client, DS1337_REG_CONTROL);
-                if (ret < 0)
-                        return ret;
-
-                ret &= ~DS1337_BIT_A1IE;
-
-                ret = i2c_smbus_write_byte_data(client,
-                                                DS1337_REG_CONTROL, ret);
-                if (ret < 0)
-                        return ret;
-
-                break;
-
-        case RTC_AIE_ON:
-                if (!test_bit(HAS_ALARM, &ds1307->flags))
-                        return -ENOTTY;
+        if (!test_bit(HAS_ALARM, &ds1307->flags))
+                return -ENOTTY;
 
-                ret = i2c_smbus_read_byte_data(client, DS1337_REG_CONTROL);
-                if (ret < 0)
-                        return ret;
+        ret = i2c_smbus_read_byte_data(client, DS1337_REG_CONTROL);
+        if (ret < 0)
+                return ret;
 
+        if (enabled)
                 ret |= DS1337_BIT_A1IE;
+        else
+                ret &= ~DS1337_BIT_A1IE;
 
-                ret = i2c_smbus_write_byte_data(client,
-                                                DS1337_REG_CONTROL, ret);
-                if (ret < 0)
-                        return ret;
-
-                break;
-
-        default:
-                return -ENOIOCTLCMD;
-        }
+        ret = i2c_smbus_write_byte_data(client, DS1337_REG_CONTROL, ret);
+        if (ret < 0)
+                return ret;
 
         return 0;
 }
@@ -548,7 +525,7 @@ static const struct rtc_class_ops ds13xx_rtc_ops = {
         .set_time       = ds1307_set_time,
         .read_alarm     = ds1337_read_alarm,
         .set_alarm      = ds1337_set_alarm,
-        .ioctl          = ds1307_ioctl,
+        .alarm_irq_enable = ds1307_alarm_irq_enable,
 };
 
 /*----------------------------------------------------------------------*/
diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c
index 47fb6357c346..d834a63ec4b0 100644
--- a/drivers/rtc/rtc-ds1374.c
+++ b/drivers/rtc/rtc-ds1374.c
@@ -307,42 +307,25 @@ unlock:
         mutex_unlock(&ds1374->mutex);
 }
 
-static int ds1374_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
+static int ds1374_alarm_irq_enable(struct device *dev, unsigned int enabled)
 {
         struct i2c_client *client = to_i2c_client(dev);
         struct ds1374 *ds1374 = i2c_get_clientdata(client);
-        int ret = -ENOIOCTLCMD;
+        int ret;
 
         mutex_lock(&ds1374->mutex);
 
-        switch (cmd) {
-        case RTC_AIE_OFF:
-                ret = i2c_smbus_read_byte_data(client, DS1374_REG_CR);
-                if (ret < 0)
-                        goto out;
-
-                ret &= ~DS1374_REG_CR_WACE;
-
-                ret = i2c_smbus_write_byte_data(client, DS1374_REG_CR, ret);
-                if (ret < 0)
-                        goto out;
-
-                break;
-
-        case RTC_AIE_ON:
-                ret = i2c_smbus_read_byte_data(client, DS1374_REG_CR);
-                if (ret < 0)
-                        goto out;
+        ret = i2c_smbus_read_byte_data(client, DS1374_REG_CR);
+        if (ret < 0)
+                goto out;
 
+        if (enabled) {
                 ret |= DS1374_REG_CR_WACE | DS1374_REG_CR_AIE;
                 ret &= ~DS1374_REG_CR_WDALM;
-
-                ret = i2c_smbus_write_byte_data(client, DS1374_REG_CR, ret);
-                if (ret < 0)
-                        goto out;
-
-                break;
+        } else {
+                ret &= ~DS1374_REG_CR_WACE;
         }
+        ret = i2c_smbus_write_byte_data(client, DS1374_REG_CR, ret);
 
 out:
         mutex_unlock(&ds1374->mutex);
@@ -354,7 +337,7 @@ static const struct rtc_class_ops ds1374_rtc_ops = {
         .set_time = ds1374_set_time,
         .read_alarm = ds1374_read_alarm,
         .set_alarm = ds1374_set_alarm,
-        .ioctl = ds1374_ioctl,
+        .alarm_irq_enable = ds1374_alarm_irq_enable,
 };
 
 static int ds1374_probe(struct i2c_client *client,
diff --git a/drivers/rtc/rtc-ds3232.c b/drivers/rtc/rtc-ds3232.c
index 23a9ee19764c..950735415a7c 100644
--- a/drivers/rtc/rtc-ds3232.c
+++ b/drivers/rtc/rtc-ds3232.c
@@ -1,7 +1,7 @@
 /*
  * RTC client/driver for the Maxim/Dallas DS3232 Real-Time Clock over I2C
  *
- * Copyright (C) 2009-2010 Freescale Semiconductor.
+ * Copyright (C) 2009-2011 Freescale Semiconductor.
  * Author: Jack Lan <jack.lan@freescale.com>
  *
  * This program is free software; you can redistribute  it and/or modify it
@@ -141,9 +141,11 @@ static int ds3232_read_time(struct device *dev, struct rtc_time *time)
                 time->tm_hour = bcd2bin(hour);
         }
 
-        time->tm_wday = bcd2bin(week);
+        /* Day of the week in linux range is 0~6 while 1~7 in RTC chip */
+        time->tm_wday = bcd2bin(week) - 1;
         time->tm_mday = bcd2bin(day);
-        time->tm_mon = bcd2bin(month & 0x7F);
+        /* linux tm_mon range:0~11, while month range is 1~12 in RTC chip */
+        time->tm_mon = bcd2bin(month & 0x7F) - 1;
         if (century)
                 add_century = 100;
 
@@ -162,9 +164,11 @@ static int ds3232_set_time(struct device *dev, struct rtc_time *time)
         buf[0] = bin2bcd(time->tm_sec);
         buf[1] = bin2bcd(time->tm_min);
         buf[2] = bin2bcd(time->tm_hour);
-        buf[3] = bin2bcd(time->tm_wday); /* Day of the week */
+        /* Day of the week in linux range is 0~6 while 1~7 in RTC chip */
+        buf[3] = bin2bcd(time->tm_wday + 1);
         buf[4] = bin2bcd(time->tm_mday); /* Date */
-        buf[5] = bin2bcd(time->tm_mon);
+        /* linux tm_mon range:0~11, while month range is 1~12 in RTC chip */
+        buf[5] = bin2bcd(time->tm_mon + 1);
         if (time->tm_year >= 100) {
                 buf[5] |= 0x80;
                 buf[6] = bin2bcd(time->tm_year - 100);
diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c
index 5a8daa358066..69fe664a2228 100644
--- a/drivers/rtc/rtc-m41t80.c
+++ b/drivers/rtc/rtc-m41t80.c
@@ -213,41 +213,27 @@ static int m41t80_rtc_set_time(struct device *dev, struct rtc_time *tm)
         return m41t80_set_datetime(to_i2c_client(dev), tm);
 }
 
-#if defined(CONFIG_RTC_INTF_DEV) || defined(CONFIG_RTC_INTF_DEV_MODULE)
-static int
-m41t80_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
+static int m41t80_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
 {
         struct i2c_client *client = to_i2c_client(dev);
         int rc;
 
-        switch (cmd) {
-        case RTC_AIE_OFF:
-        case RTC_AIE_ON:
-                break;
-        default:
-                return -ENOIOCTLCMD;
-        }
-
         rc = i2c_smbus_read_byte_data(client, M41T80_REG_ALARM_MON);
         if (rc < 0)
                 goto err;
-        switch (cmd) {
-        case RTC_AIE_OFF:
-                rc &= ~M41T80_ALMON_AFE;
-                break;
-        case RTC_AIE_ON:
+
+        if (enabled)
                 rc |= M41T80_ALMON_AFE;
-                break;
-        }
+        else
+                rc &= ~M41T80_ALMON_AFE;
+
         if (i2c_smbus_write_byte_data(client, M41T80_REG_ALARM_MON, rc) < 0)
                 goto err;
+
         return 0;
 err:
         return -EIO;
 }
-#else
-#define m41t80_rtc_ioctl NULL
-#endif
 
 static int m41t80_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *t)
 {
@@ -374,7 +360,7 @@ static struct rtc_class_ops m41t80_rtc_ops = {
         .read_alarm = m41t80_rtc_read_alarm,
         .set_alarm = m41t80_rtc_set_alarm,
         .proc = m41t80_rtc_proc,
-        .ioctl = m41t80_rtc_ioctl,
+        .alarm_irq_enable = m41t80_rtc_alarm_irq_enable,
 };
 
 #if defined(CONFIG_RTC_INTF_SYSFS) || defined(CONFIG_RTC_INTF_SYSFS_MODULE)
diff --git a/drivers/rtc/rtc-m48t59.c b/drivers/rtc/rtc-m48t59.c
index a99a0b554eb8..3978f4caf724 100644
--- a/drivers/rtc/rtc-m48t59.c
+++ b/drivers/rtc/rtc-m48t59.c
@@ -263,30 +263,21 @@ static int m48t59_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
 /*
  * Handle commands from user-space
  */
-static int m48t59_rtc_ioctl(struct device *dev, unsigned int cmd,
-                        unsigned long arg)
+static int m48t59_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
 {
         struct platform_device *pdev = to_platform_device(dev);
         struct m48t59_plat_data *pdata = pdev->dev.platform_data;
         struct m48t59_private *m48t59 = platform_get_drvdata(pdev);
         unsigned long flags;
-        int ret = 0;
 
         spin_lock_irqsave(&m48t59->lock, flags);
-        switch (cmd) {
-        case RTC_AIE_OFF:       /* alarm interrupt off */
-                M48T59_WRITE(0x00, M48T59_INTR);
-                break;
-        case RTC_AIE_ON:        /* alarm interrupt on */
+        if (enabled)
                 M48T59_WRITE(M48T59_INTR_AFE, M48T59_INTR);
-                break;
-        default:
-                ret = -ENOIOCTLCMD;
-                break;
-        }
+        else
+                M48T59_WRITE(0x00, M48T59_INTR);
         spin_unlock_irqrestore(&m48t59->lock, flags);
 
-        return ret;
+        return 0;
 }
 
 static int m48t59_rtc_proc(struct device *dev, struct seq_file *seq)
@@ -330,12 +321,12 @@ static irqreturn_t m48t59_rtc_interrupt(int irq, void *dev_id)
 }
 
 static const struct rtc_class_ops m48t59_rtc_ops = {
-        .ioctl          = m48t59_rtc_ioctl,
         .read_time      = m48t59_rtc_read_time,
         .set_time       = m48t59_rtc_set_time,
         .read_alarm     = m48t59_rtc_readalarm,
         .set_alarm      = m48t59_rtc_setalarm,
         .proc           = m48t59_rtc_proc,
+        .alarm_irq_enable = m48t59_rtc_alarm_irq_enable,
 };
 
 static const struct rtc_class_ops m48t02_rtc_ops = {
diff --git a/drivers/rtc/rtc-mrst.c b/drivers/rtc/rtc-mrst.c
index bcd0cf63eb16..1db62db8469d 100644
--- a/drivers/rtc/rtc-mrst.c
+++ b/drivers/rtc/rtc-mrst.c
@@ -255,42 +255,21 @@ static int mrst_irq_set_state(struct device *dev, int enabled)
         return 0;
 }
 
-#if defined(CONFIG_RTC_INTF_DEV) || defined(CONFIG_RTC_INTF_DEV_MODULE)
-
 /* Currently, the vRTC doesn't support UIE ON/OFF */
-static int
-mrst_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
+static int mrst_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
 {
         struct mrst_rtc *mrst = dev_get_drvdata(dev);
         unsigned long   flags;
 
-        switch (cmd) {
-        case RTC_AIE_OFF:
-        case RTC_AIE_ON:
-                if (!mrst->irq)
-                        return -EINVAL;
-                break;
-        default:
-                /* PIE ON/OFF is handled by mrst_irq_set_state() */
-                return -ENOIOCTLCMD;
-        }
-
         spin_lock_irqsave(&rtc_lock, flags);
-        switch (cmd) {
-        case RTC_AIE_OFF:       /* alarm off */
-                mrst_irq_disable(mrst, RTC_AIE);
-                break;
-        case RTC_AIE_ON:        /* alarm on */
+        if (enabled)
                 mrst_irq_enable(mrst, RTC_AIE);
-                break;
-        }
+        else
+                mrst_irq_disable(mrst, RTC_AIE);
         spin_unlock_irqrestore(&rtc_lock, flags);
         return 0;
 }
 
-#else
-#define mrst_rtc_ioctl  NULL
-#endif
 
 #if defined(CONFIG_RTC_INTF_PROC) || defined(CONFIG_RTC_INTF_PROC_MODULE)
 
@@ -317,13 +296,13 @@ static int mrst_procfs(struct device *dev, struct seq_file *seq)
 #endif
 
 static const struct rtc_class_ops mrst_rtc_ops = {
-        .ioctl          = mrst_rtc_ioctl,
         .read_time      = mrst_read_time,
         .set_time       = mrst_set_time,
         .read_alarm     = mrst_read_alarm,
         .set_alarm      = mrst_set_alarm,
         .proc           = mrst_procfs,
         .irq_set_state  = mrst_irq_set_state,
+        .alarm_irq_enable = mrst_rtc_alarm_irq_enable,
 };
 
 static struct mrst_rtc  mrst_rtc;
diff --git a/drivers/rtc/rtc-msm6242.c b/drivers/rtc/rtc-msm6242.c
index b2fff0ca49f8..67820626e18f 100644
--- a/drivers/rtc/rtc-msm6242.c
+++ b/drivers/rtc/rtc-msm6242.c
@@ -82,7 +82,7 @@ static inline unsigned int msm6242_read(struct msm6242_priv *priv,
 static inline void msm6242_write(struct msm6242_priv *priv, unsigned int val,
                                 unsigned int reg)
 {
-        return __raw_writel(val, &priv->regs[reg]);
+        __raw_writel(val, &priv->regs[reg]);
 }
 
 static inline void msm6242_set(struct msm6242_priv *priv, unsigned int val,
diff --git a/drivers/rtc/rtc-mv.c b/drivers/rtc/rtc-mv.c
index bcca47298554..60627a764514 100644
--- a/drivers/rtc/rtc-mv.c
+++ b/drivers/rtc/rtc-mv.c
@@ -169,25 +169,19 @@ static int mv_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
         return 0;
 }
 
-static int mv_rtc_ioctl(struct device *dev, unsigned int cmd,
-                        unsigned long arg)
+static int mv_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
 {
         struct platform_device *pdev = to_platform_device(dev);
         struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
         void __iomem *ioaddr = pdata->ioaddr;
 
         if (pdata->irq < 0)
-                return -ENOIOCTLCMD; /* fall back into rtc-dev's emulation */
-        switch (cmd) {
-        case RTC_AIE_OFF:
-                writel(0, ioaddr + RTC_ALARM_INTERRUPT_MASK_REG_OFFS);
-                break;
-        case RTC_AIE_ON:
+                return -EINVAL; /* fall back into rtc-dev's emulation */
+
+        if (enabled)
                 writel(1, ioaddr + RTC_ALARM_INTERRUPT_MASK_REG_OFFS);
-                break;
-        default:
-                return -ENOIOCTLCMD;
-        }
+        else
+                writel(0, ioaddr + RTC_ALARM_INTERRUPT_MASK_REG_OFFS);
         return 0;
 }
 
@@ -216,7 +210,7 @@ static const struct rtc_class_ops mv_rtc_alarm_ops = {
         .set_time       = mv_rtc_set_time,
         .read_alarm     = mv_rtc_read_alarm,
         .set_alarm      = mv_rtc_set_alarm,
-        .ioctl          = mv_rtc_ioctl,
+        .alarm_irq_enable = mv_rtc_alarm_irq_enable,
 };
 
 static int __devinit mv_rtc_probe(struct platform_device *pdev)
diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index e72b523c79a5..b4dbf3a319b3 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -143,8 +143,6 @@ omap_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
         u8 reg;
 
         switch (cmd) {
-        case RTC_AIE_OFF:
-        case RTC_AIE_ON:
         case RTC_UIE_OFF:
         case RTC_UIE_ON:
                 break;
@@ -156,13 +154,6 @@ omap_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
         rtc_wait_not_busy();
         reg = rtc_read(OMAP_RTC_INTERRUPTS_REG);
         switch (cmd) {
-        /* AIE = Alarm Interrupt Enable */
-        case RTC_AIE_OFF:
-                reg &= ~OMAP_RTC_INTERRUPTS_IT_ALARM;
-                break;
-        case RTC_AIE_ON:
-                reg |= OMAP_RTC_INTERRUPTS_IT_ALARM;
-                break;
         /* UIE = Update Interrupt Enable (1/second) */
         case RTC_UIE_OFF:
                 reg &= ~OMAP_RTC_INTERRUPTS_IT_TIMER;
@@ -182,6 +173,24 @@ omap_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
 #define omap_rtc_ioctl  NULL
 #endif
 
+static int omap_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+        u8 reg;
+
+        local_irq_disable();
+        rtc_wait_not_busy();
+        reg = rtc_read(OMAP_RTC_INTERRUPTS_REG);
+        if (enabled)
+                reg |= OMAP_RTC_INTERRUPTS_IT_ALARM;
+        else
+                reg &= ~OMAP_RTC_INTERRUPTS_IT_ALARM;
+        rtc_wait_not_busy();
+        rtc_write(reg, OMAP_RTC_INTERRUPTS_REG);
+        local_irq_enable();
+
+        return 0;
+}
+
 /* this hardware doesn't support "don't care" alarm fields */
 static int tm2bcd(struct rtc_time *tm)
 {
@@ -309,6 +318,7 @@ static struct rtc_class_ops omap_rtc_ops = {
         .set_time       = omap_rtc_set_time,
         .read_alarm     = omap_rtc_read_alarm,
         .set_alarm      = omap_rtc_set_alarm,
+        .alarm_irq_enable = omap_rtc_alarm_irq_enable,
 };
 
 static int omap_rtc_alarm;
diff --git a/drivers/rtc/rtc-proc.c b/drivers/rtc/rtc-proc.c
index c086fc30a84c..242bbf86c74a 100644
--- a/drivers/rtc/rtc-proc.c
+++ b/drivers/rtc/rtc-proc.c
@@ -81,12 +81,16 @@ static int rtc_proc_show(struct seq_file *seq, void *offset)
 
 static int rtc_proc_open(struct inode *inode, struct file *file)
 {
+        int ret;
         struct rtc_device *rtc = PDE(inode)->data;
 
         if (!try_module_get(THIS_MODULE))
                 return -ENODEV;
 
-        return single_open(file, rtc_proc_show, rtc);
+        ret = single_open(file, rtc_proc_show, rtc);
+        if (ret)
+                module_put(THIS_MODULE);
+        return ret;
 }
 
 static int rtc_proc_release(struct inode *inode, struct file *file)
diff --git a/drivers/rtc/rtc-rp5c01.c b/drivers/rtc/rtc-rp5c01.c
index 36eb66184461..694da39b6dd2 100644
--- a/drivers/rtc/rtc-rp5c01.c
+++ b/drivers/rtc/rtc-rp5c01.c
@@ -76,7 +76,7 @@ static inline unsigned int rp5c01_read(struct rp5c01_priv *priv,
 static inline void rp5c01_write(struct rp5c01_priv *priv, unsigned int val,
                                 unsigned int reg)
 {
-        return __raw_writel(val, &priv->regs[reg]);
+        __raw_writel(val, &priv->regs[reg]);
 }
 
 static void rp5c01_lock(struct rp5c01_priv *priv)
diff --git a/drivers/rtc/rtc-rs5c372.c b/drivers/rtc/rtc-rs5c372.c
index dd14e202c2c8..6aaa1550e3b1 100644
--- a/drivers/rtc/rtc-rs5c372.c
+++ b/drivers/rtc/rtc-rs5c372.c
@@ -299,14 +299,6 @@ rs5c_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
                 if (rs5c->type == rtc_rs5c372a
                                 && (buf & RS5C372A_CTRL1_SL1))
                         return -ENOIOCTLCMD;
-        case RTC_AIE_OFF:
-        case RTC_AIE_ON:
-                /* these irq management calls only make sense for chips
-                 * which are wired up to an IRQ.
-                 */
-                if (!rs5c->has_irq)
-                        return -ENOIOCTLCMD;
-                break;
         default:
                 return -ENOIOCTLCMD;
         }
@@ -317,12 +309,6 @@ rs5c_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
 
         addr = RS5C_ADDR(RS5C_REG_CTRL1);
         switch (cmd) {
-        case RTC_AIE_OFF:       /* alarm off */
-                buf &= ~RS5C_CTRL1_AALE;
-                break;
-        case RTC_AIE_ON:        /* alarm on */
-                buf |= RS5C_CTRL1_AALE;
-                break;
         case RTC_UIE_OFF:       /* update off */
                 buf &= ~RS5C_CTRL1_CT_MASK;
                 break;
@@ -347,6 +333,39 @@ rs5c_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
 #endif
 
 
+static int rs5c_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+        struct i2c_client       *client = to_i2c_client(dev);
+        struct rs5c372          *rs5c = i2c_get_clientdata(client);
+        unsigned char           buf;
+        int                     status, addr;
+
+        buf = rs5c->regs[RS5C_REG_CTRL1];
+
+        if (!rs5c->has_irq)
+                return -EINVAL;
+
+        status = rs5c_get_regs(rs5c);
+        if (status < 0)
+                return status;
+
+        addr = RS5C_ADDR(RS5C_REG_CTRL1);
+        if (enabled)
+                buf |= RS5C_CTRL1_AALE;
+        else
+                buf &= ~RS5C_CTRL1_AALE;
+
+        if (i2c_smbus_write_byte_data(client, addr, buf) < 0) {
+                printk(KERN_WARNING "%s: can't update alarm\n",
+                        rs5c->rtc->name);
+                status = -EIO;
+        } else
+                rs5c->regs[RS5C_REG_CTRL1] = buf;
+
+        return status;
+}
+
+
 /* NOTE:  Since RTC_WKALM_{RD,SET} were originally defined for EFI,
  * which only exposes a polled programming interface; and since
  * these calls map directly to those EFI requests; we don't demand
@@ -466,6 +485,7 @@ static const struct rtc_class_ops rs5c372_rtc_ops = {
         .set_time       = rs5c372_rtc_set_time,
         .read_alarm     = rs5c_read_alarm,
         .set_alarm      = rs5c_set_alarm,
+        .alarm_irq_enable = rs5c_rtc_alarm_irq_enable,
 };
 
 #if defined(CONFIG_RTC_INTF_SYSFS) || defined(CONFIG_RTC_INTF_SYSFS_MODULE)
diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c
index cf953ecbfca9..b80fa2882408 100644
--- a/drivers/rtc/rtc-s3c.c
+++ b/drivers/rtc/rtc-s3c.c
@@ -77,18 +77,20 @@ static irqreturn_t s3c_rtc_tickirq(int irq, void *id)
 }
 
 /* Update control registers */
-static void s3c_rtc_setaie(int to)
+static int s3c_rtc_setaie(struct device *dev, unsigned int enabled)
 {
         unsigned int tmp;
 
-        pr_debug("%s: aie=%d\n", __func__, to);
+        pr_debug("%s: aie=%d\n", __func__, enabled);
 
         tmp = readb(s3c_rtc_base + S3C2410_RTCALM) & ~S3C2410_RTCALM_ALMEN;
 
-        if (to)
+        if (enabled)
                 tmp |= S3C2410_RTCALM_ALMEN;
 
         writeb(tmp, s3c_rtc_base + S3C2410_RTCALM);
+
+        return 0;
 }
 
 static int s3c_rtc_setpie(struct device *dev, int enabled)
@@ -308,7 +310,7 @@ static int s3c_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
 
         writeb(alrm_en, base + S3C2410_RTCALM);
 
-        s3c_rtc_setaie(alrm->enabled);
+        s3c_rtc_setaie(dev, alrm->enabled);
 
         return 0;
 }
@@ -440,7 +442,7 @@ static int __devexit s3c_rtc_remove(struct platform_device *dev)
         rtc_device_unregister(rtc);
 
         s3c_rtc_setpie(&dev->dev, 0);
-        s3c_rtc_setaie(0);
+        s3c_rtc_setaie(&dev->dev, 0);
 
         clk_disable(rtc_clk);
         clk_put(rtc_clk);
diff --git a/drivers/rtc/rtc-sa1100.c b/drivers/rtc/rtc-sa1100.c
index 88ea52b8647a..5dfe5ffcb0d3 100644
--- a/drivers/rtc/rtc-sa1100.c
+++ b/drivers/rtc/rtc-sa1100.c
@@ -314,16 +314,6 @@ static int sa1100_rtc_ioctl(struct device *dev, unsigned int cmd,
                 unsigned long arg)
 {
         switch (cmd) {
-        case RTC_AIE_OFF:
-                spin_lock_irq(&sa1100_rtc_lock);
-                RTSR &= ~RTSR_ALE;
-                spin_unlock_irq(&sa1100_rtc_lock);
-                return 0;
-        case RTC_AIE_ON:
-                spin_lock_irq(&sa1100_rtc_lock);
-                RTSR |= RTSR_ALE;
-                spin_unlock_irq(&sa1100_rtc_lock);
-                return 0;
         case RTC_UIE_OFF:
                 spin_lock_irq(&sa1100_rtc_lock);
                 RTSR &= ~RTSR_HZE;
@@ -338,6 +328,17 @@ static int sa1100_rtc_ioctl(struct device *dev, unsigned int cmd,
         return -ENOIOCTLCMD;
 }
 
+static int sa1100_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+        spin_lock_irq(&sa1100_rtc_lock);
+        if (enabled)
+                RTSR |= RTSR_ALE;
+        else
+                RTSR &= ~RTSR_ALE;
+        spin_unlock_irq(&sa1100_rtc_lock);
+        return 0;
+}
+
 static int sa1100_rtc_read_time(struct device *dev, struct rtc_time *tm)
 {
         rtc_time_to_tm(RCNR, tm);
@@ -410,6 +411,7 @@ static const struct rtc_class_ops sa1100_rtc_ops = {
         .proc = sa1100_rtc_proc,
         .irq_set_freq = sa1100_irq_set_freq,
         .irq_set_state = sa1100_irq_set_state,
+        .alarm_irq_enable = sa1100_rtc_alarm_irq_enable,
 };
 
 static int sa1100_rtc_probe(struct platform_device *pdev)
diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c
index 06e41ed93230..93314a9e7fa9 100644
--- a/drivers/rtc/rtc-sh.c
+++ b/drivers/rtc/rtc-sh.c
@@ -350,10 +350,6 @@ static int sh_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
         unsigned int ret = 0;
 
         switch (cmd) {
-        case RTC_AIE_OFF:
-        case RTC_AIE_ON:
-                sh_rtc_setaie(dev, cmd == RTC_AIE_ON);
-                break;
         case RTC_UIE_OFF:
                 rtc->periodic_freq &= ~PF_OXS;
                 sh_rtc_setcie(dev, 0);
@@ -369,6 +365,12 @@ static int sh_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
         return ret;
 }
 
+static int sh_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+        sh_rtc_setaie(dev, enabled);
+        return 0;
+}
+
 static int sh_rtc_read_time(struct device *dev, struct rtc_time *tm)
 {
         struct platform_device *pdev = to_platform_device(dev);
@@ -604,6 +606,7 @@ static struct rtc_class_ops sh_rtc_ops = {
         .irq_set_state  = sh_rtc_irq_set_state,
         .irq_set_freq   = sh_rtc_irq_set_freq,
         .proc           = sh_rtc_proc,
+        .alarm_irq_enable = sh_rtc_alarm_irq_enable,
 };
 
 static int __init sh_rtc_probe(struct platform_device *pdev)
diff --git a/drivers/rtc/rtc-test.c b/drivers/rtc/rtc-test.c
index 51725f7755b0..a82d6fe97076 100644
--- a/drivers/rtc/rtc-test.c
+++ b/drivers/rtc/rtc-test.c
@@ -50,24 +50,9 @@ static int test_rtc_proc(struct device *dev, struct seq_file *seq)
         return 0;
 }
 
-static int test_rtc_ioctl(struct device *dev, unsigned int cmd,
-        unsigned long arg)
+static int test_rtc_alarm_irq_enable(struct device *dev, unsigned int enable)
 {
-        /* We do support interrupts, they're generated
-         * using the sysfs interface.
-         */
-        switch (cmd) {
-        case RTC_PIE_ON:
-        case RTC_PIE_OFF:
-        case RTC_UIE_ON:
-        case RTC_UIE_OFF:
-        case RTC_AIE_ON:
-        case RTC_AIE_OFF:
-                return 0;
-
-        default:
-                return -ENOIOCTLCMD;
-        }
+        return 0;
 }
 
 static const struct rtc_class_ops test_rtc_ops = {
@@ -76,7 +61,7 @@ static const struct rtc_class_ops test_rtc_ops = {
         .read_alarm = test_rtc_read_alarm,
         .set_alarm = test_rtc_set_alarm,
         .set_mmss = test_rtc_set_mmss,
-        .ioctl = test_rtc_ioctl,
+        .alarm_irq_enable = test_rtc_alarm_irq_enable,
 };
 
 static ssize_t test_irq_show(struct device *dev,
diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c
index c3244244e8cf..769190ac6d11 100644
--- a/drivers/rtc/rtc-vr41xx.c
+++ b/drivers/rtc/rtc-vr41xx.c
@@ -240,26 +240,6 @@ static int vr41xx_rtc_irq_set_state(struct device *dev, int enabled)
 static int vr41xx_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
 {
         switch (cmd) {
-        case RTC_AIE_ON:
-                spin_lock_irq(&rtc_lock);
-
-                if (!alarm_enabled) {
-                        enable_irq(aie_irq);
-                        alarm_enabled = 1;
-                }
-
-                spin_unlock_irq(&rtc_lock);
-                break;
-        case RTC_AIE_OFF:
-                spin_lock_irq(&rtc_lock);
-
-                if (alarm_enabled) {
-                        disable_irq(aie_irq);
-                        alarm_enabled = 0;
-                }
-
-                spin_unlock_irq(&rtc_lock);
-                break;
         case RTC_EPOCH_READ:
                 return put_user(epoch, (unsigned long __user *)arg);
         case RTC_EPOCH_SET:
@@ -275,6 +255,24 @@ static int vr41xx_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long
         return 0;
 }
 
+static int vr41xx_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+        spin_lock_irq(&rtc_lock);
+        if (enabled) {
+                if (!alarm_enabled) {
+                        enable_irq(aie_irq);
+                        alarm_enabled = 1;
+                }
+        } else {
+                if (alarm_enabled) {
+                        disable_irq(aie_irq);
+                        alarm_enabled = 0;
+                }
+        }
+        spin_unlock_irq(&rtc_lock);
+        return 0;
+}
+
 static irqreturn_t elapsedtime_interrupt(int irq, void *dev_id)
 {
         struct platform_device *pdev = (struct platform_device *)dev_id;
diff --git a/drivers/s390/block/dasd_alias.c b/drivers/s390/block/dasd_alias.c
index 4155805dcdff..2b771f18d1ad 100644
--- a/drivers/s390/block/dasd_alias.c
+++ b/drivers/s390/block/dasd_alias.c
@@ -319,6 +319,9 @@ void dasd_alias_disconnect_device_from_lcu(struct dasd_device *device)
 
         private = (struct dasd_eckd_private *) device->private;
         lcu = private->lcu;
+        /* nothing to do if already disconnected */
+        if (!lcu)
+                return;
         device->discipline->get_uid(device, &uid);
         spin_lock_irqsave(&lcu->lock, flags);
         list_del_init(&device->alias_list);
@@ -680,6 +683,9 @@ int dasd_alias_remove_device(struct dasd_device *device)
 
         private = (struct dasd_eckd_private *) device->private;
         lcu = private->lcu;
+        /* nothing to do if already removed */
+        if (!lcu)
+                return 0;
         spin_lock_irqsave(&lcu->lock, flags);
         _remove_device_from_lcu(lcu, device);
         spin_unlock_irqrestore(&lcu->lock, flags);
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 318672d05563..a9fe23d5bd0f 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -72,7 +72,7 @@ static struct dasd_discipline dasd_eckd_discipline;
 static struct ccw_device_id dasd_eckd_ids[] = {
         { CCW_DEVICE_DEVTYPE (0x3990, 0, 0x3390, 0), .driver_info = 0x1},
         { CCW_DEVICE_DEVTYPE (0x2105, 0, 0x3390, 0), .driver_info = 0x2},
-        { CCW_DEVICE_DEVTYPE (0x3880, 0, 0x3390, 0), .driver_info = 0x3},
+        { CCW_DEVICE_DEVTYPE (0x3880, 0, 0x3380, 0), .driver_info = 0x3},
         { CCW_DEVICE_DEVTYPE (0x3990, 0, 0x3380, 0), .driver_info = 0x4},
         { CCW_DEVICE_DEVTYPE (0x2105, 0, 0x3380, 0), .driver_info = 0x5},
         { CCW_DEVICE_DEVTYPE (0x9343, 0, 0x9345, 0), .driver_info = 0x6},
diff --git a/drivers/s390/block/xpram.c b/drivers/s390/block/xpram.c
index c881a14fa5dd..1f6a4d894e73 100644
--- a/drivers/s390/block/xpram.c
+++ b/drivers/s390/block/xpram.c
@@ -62,8 +62,8 @@ static int xpram_devs;
 /*
  * Parameter parsing functions.
  */
-static int __initdata devs = XPRAM_DEVS;
-static char __initdata *sizes[XPRAM_MAX_DEVS];
+static int devs = XPRAM_DEVS;
+static char *sizes[XPRAM_MAX_DEVS];
 
 module_param(devs, int, 0);
 module_param_array(sizes, charp, NULL, 0);
diff --git a/drivers/s390/char/keyboard.c b/drivers/s390/char/keyboard.c
index 8cd58e412b5e..5ad44daef73b 100644
--- a/drivers/s390/char/keyboard.c
+++ b/drivers/s390/char/keyboard.c
@@ -460,7 +460,8 @@ kbd_ioctl(struct kbd_data *kbd, struct file *file,
           unsigned int cmd, unsigned long arg)
 {
         void __user *argp;
-        int ct, perm;
+        unsigned int ct;
+        int perm;
 
         argp = (void __user *)arg;
 
diff --git a/drivers/s390/char/tape.h b/drivers/s390/char/tape.h
index 7a242f073632..267b54e8ff5a 100644
--- a/drivers/s390/char/tape.h
+++ b/drivers/s390/char/tape.h
@@ -280,6 +280,14 @@ tape_do_io_free(struct tape_device *device, struct tape_request *request)
         return rc;
 }
 
+static inline void
+tape_do_io_async_free(struct tape_device *device, struct tape_request *request)
+{
+        request->callback = (void *) tape_free_request;
+        request->callback_data = NULL;
+        tape_do_io_async(device, request);
+}
+
 extern int tape_oper_handler(int irq, int status);
 extern void tape_noper_handler(int irq, int status);
 extern int tape_open(struct tape_device *);
diff --git a/drivers/s390/char/tape_34xx.c b/drivers/s390/char/tape_34xx.c
index c17f35b6136a..c26511171ffe 100644
--- a/drivers/s390/char/tape_34xx.c
+++ b/drivers/s390/char/tape_34xx.c
@@ -53,23 +53,11 @@ static void tape_34xx_delete_sbid_from(struct tape_device *, int);
  * Medium sense for 34xx tapes. There is no 'real' medium sense call.
  * So we just do a normal sense.
  */
-static int
-tape_34xx_medium_sense(struct tape_device *device)
+static void __tape_34xx_medium_sense(struct tape_request *request)
 {
-        struct tape_request *request;
-        unsigned char       *sense;
-        int                  rc;
-
-        request = tape_alloc_request(1, 32);
-        if (IS_ERR(request)) {
-                DBF_EXCEPTION(6, "MSEN fail\n");
-                return PTR_ERR(request);
-        }
-
-        request->op = TO_MSEN;
-        tape_ccw_end(request->cpaddr, SENSE, 32, request->cpdata);
+        struct tape_device *device = request->device;
+        unsigned char *sense;
 
-        rc = tape_do_io_interruptible(device, request);
         if (request->rc == 0) {
                 sense = request->cpdata;
 
@@ -88,15 +76,47 @@ tape_34xx_medium_sense(struct tape_device *device)
                         device->tape_generic_status |= GMT_WR_PROT(~0);
                 else
                         device->tape_generic_status &= ~GMT_WR_PROT(~0);
-        } else {
+        } else
                 DBF_EVENT(4, "tape_34xx: medium sense failed with rc=%d\n",
                         request->rc);
-        }
         tape_free_request(request);
+}
+
+static int tape_34xx_medium_sense(struct tape_device *device)
+{
+        struct tape_request *request;
+        int rc;
+
+        request = tape_alloc_request(1, 32);
+        if (IS_ERR(request)) {
+                DBF_EXCEPTION(6, "MSEN fail\n");
+                return PTR_ERR(request);
+        }
 
+        request->op = TO_MSEN;
+        tape_ccw_end(request->cpaddr, SENSE, 32, request->cpdata);
+        rc = tape_do_io_interruptible(device, request);
+        __tape_34xx_medium_sense(request);
         return rc;
 }
 
+static void tape_34xx_medium_sense_async(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = tape_alloc_request(1, 32);
+        if (IS_ERR(request)) {
+                DBF_EXCEPTION(6, "MSEN fail\n");
+                return;
+        }
+
+        request->op = TO_MSEN;
+        tape_ccw_end(request->cpaddr, SENSE, 32, request->cpdata);
+        request->callback = (void *) __tape_34xx_medium_sense;
+        request->callback_data = NULL;
+        tape_do_io_async(device, request);
+}
+
 struct tape_34xx_work {
         struct tape_device      *device;
         enum tape_op             op;
@@ -109,6 +129,9 @@ struct tape_34xx_work {
  * is inserted but cannot call tape_do_io* from an interrupt context.
  * Maybe that's useful for other actions we want to start from the
  * interrupt handler.
+ * Note: the work handler is called by the system work queue. The tape
+ * commands started by the handler need to be asynchrounous, otherwise
+ * a deadlock can occur e.g. in case of a deferred cc=1 (see __tape_do_irq).
  */
 static void
 tape_34xx_work_handler(struct work_struct *work)
@@ -119,7 +142,7 @@ tape_34xx_work_handler(struct work_struct *work)
 
         switch(p->op) {
                 case TO_MSEN:
-                        tape_34xx_medium_sense(device);
+                        tape_34xx_medium_sense_async(device);
                         break;
                 default:
                         DBF_EVENT(3, "T34XX: internal error: unknown work\n");
diff --git a/drivers/s390/char/tape_3590.c b/drivers/s390/char/tape_3590.c
index fbe361fcd2c0..de2e99e0a71b 100644
--- a/drivers/s390/char/tape_3590.c
+++ b/drivers/s390/char/tape_3590.c
@@ -329,17 +329,17 @@ out:
 /*
  * Enable encryption
  */
-static int tape_3592_enable_crypt(struct tape_device *device)
+static struct tape_request *__tape_3592_enable_crypt(struct tape_device *device)
 {
         struct tape_request *request;
         char *data;
 
         DBF_EVENT(6, "tape_3592_enable_crypt\n");
         if (!crypt_supported(device))
-                return -ENOSYS;
+                return ERR_PTR(-ENOSYS);
         request = tape_alloc_request(2, 72);
         if (IS_ERR(request))
-                return PTR_ERR(request);
+                return request;
         data = request->cpdata;
         memset(data,0,72);
 
@@ -354,23 +354,42 @@ static int tape_3592_enable_crypt(struct tape_device *device)
         request->op = TO_CRYPT_ON;
         tape_ccw_cc(request->cpaddr, MODE_SET_CB, 36, data);
         tape_ccw_end(request->cpaddr + 1, MODE_SET_CB, 36, data + 36);
+        return request;
+}
+
+static int tape_3592_enable_crypt(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = __tape_3592_enable_crypt(device);
+        if (IS_ERR(request))
+                return PTR_ERR(request);
         return tape_do_io_free(device, request);
 }
 
+static void tape_3592_enable_crypt_async(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = __tape_3592_enable_crypt(device);
+        if (!IS_ERR(request))
+                tape_do_io_async_free(device, request);
+}
+
 /*
  * Disable encryption
  */
-static int tape_3592_disable_crypt(struct tape_device *device)
+static struct tape_request *__tape_3592_disable_crypt(struct tape_device *device)
 {
         struct tape_request *request;
         char *data;
 
         DBF_EVENT(6, "tape_3592_disable_crypt\n");
         if (!crypt_supported(device))
-                return -ENOSYS;
+                return ERR_PTR(-ENOSYS);
         request = tape_alloc_request(2, 72);
         if (IS_ERR(request))
-                return PTR_ERR(request);
+                return request;
         data = request->cpdata;
         memset(data,0,72);
 
@@ -383,9 +402,28 @@ static int tape_3592_disable_crypt(struct tape_device *device)
         tape_ccw_cc(request->cpaddr, MODE_SET_CB, 36, data);
         tape_ccw_end(request->cpaddr + 1, MODE_SET_CB, 36, data + 36);
 
+        return request;
+}
+
+static int tape_3592_disable_crypt(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = __tape_3592_disable_crypt(device);
+        if (IS_ERR(request))
+                return PTR_ERR(request);
         return tape_do_io_free(device, request);
 }
 
+static void tape_3592_disable_crypt_async(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = __tape_3592_disable_crypt(device);
+        if (!IS_ERR(request))
+                tape_do_io_async_free(device, request);
+}
+
 /*
  * IOCTL: Set encryption status
  */
@@ -457,8 +495,7 @@ tape_3590_ioctl(struct tape_device *device, unsigned int cmd, unsigned long arg)
 /*
  * SENSE Medium: Get Sense data about medium state
  */
-static int
-tape_3590_sense_medium(struct tape_device *device)
+static int tape_3590_sense_medium(struct tape_device *device)
 {
         struct tape_request *request;
 
@@ -470,6 +507,18 @@ tape_3590_sense_medium(struct tape_device *device)
         return tape_do_io_free(device, request);
 }
 
+static void tape_3590_sense_medium_async(struct tape_device *device)
+{
+        struct tape_request *request;
+
+        request = tape_alloc_request(1, 128);
+        if (IS_ERR(request))
+                return;
+        request->op = TO_MSEN;
+        tape_ccw_end(request->cpaddr, MEDIUM_SENSE, 128, request->cpdata);
+        tape_do_io_async_free(device, request);
+}
+
 /*
  * MTTELL: Tell block. Return the number of block relative to current file.
  */
@@ -546,15 +595,14 @@ tape_3590_read_opposite(struct tape_device *device,
  * 2. The attention msg is written to the "read subsystem data" buffer.
  * In this case we probably should print it to the console.
  */
-static int
-tape_3590_read_attmsg(struct tape_device *device)
+static void tape_3590_read_attmsg_async(struct tape_device *device)
 {
         struct tape_request *request;
         char *buf;
 
         request = tape_alloc_request(3, 4096);
         if (IS_ERR(request))
-                return PTR_ERR(request);
+                return;
         request->op = TO_READ_ATTMSG;
         buf = request->cpdata;
         buf[0] = PREP_RD_SS_DATA;
@@ -562,12 +610,15 @@ tape_3590_read_attmsg(struct tape_device *device)
         tape_ccw_cc(request->cpaddr, PERFORM_SS_FUNC, 12, buf);
         tape_ccw_cc(request->cpaddr + 1, READ_SS_DATA, 4096 - 12, buf + 12);
         tape_ccw_end(request->cpaddr + 2, NOP, 0, NULL);
-        return tape_do_io_free(device, request);
+        tape_do_io_async_free(device, request);
 }
 
 /*
  * These functions are used to schedule follow-up actions from within an
  * interrupt context (like unsolicited interrupts).
+ * Note: the work handler is called by the system work queue. The tape
+ * commands started by the handler need to be asynchrounous, otherwise
+ * a deadlock can occur e.g. in case of a deferred cc=1 (see __tape_do_irq).
  */
 struct work_handler_data {
         struct tape_device *device;
@@ -583,16 +634,16 @@ tape_3590_work_handler(struct work_struct *work)
 
         switch (p->op) {
         case TO_MSEN:
-                tape_3590_sense_medium(p->device);
+                tape_3590_sense_medium_async(p->device);
                 break;
         case TO_READ_ATTMSG:
-                tape_3590_read_attmsg(p->device);
+                tape_3590_read_attmsg_async(p->device);
                 break;
         case TO_CRYPT_ON:
-                tape_3592_enable_crypt(p->device);
+                tape_3592_enable_crypt_async(p->device);
                 break;
         case TO_CRYPT_OFF:
-                tape_3592_disable_crypt(p->device);
+                tape_3592_disable_crypt_async(p->device);
                 break;
         default:
                 DBF_EVENT(3, "T3590: work handler undefined for "
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index e9fff2b9bce2..5640c89cd9de 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -476,7 +476,7 @@ static inline void inbound_primed(struct qdio_q *q, int count)
 static int get_inbound_buffer_frontier(struct qdio_q *q)
 {
         int count, stop;
-        unsigned char state;
+        unsigned char state = 0;
 
         /*
          * Don't check 128 buffers, as otherwise qdio_inbound_q_moved
@@ -643,7 +643,7 @@ void qdio_inbound_processing(unsigned long data)
 static int get_outbound_buffer_frontier(struct qdio_q *q)
 {
         int count, stop;
-        unsigned char state;
+        unsigned char state = 0;
 
         if (need_siga_sync(q))
                 if (((queue_type(q) != QDIO_IQDIO_QFMT) &&
diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index 65ebee0a3266..b6a6356d09b3 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -565,7 +565,7 @@ static int netiucv_callback_connreq(struct iucv_path *path,
         struct iucv_event ev;
         int rc;
 
-        if (memcmp(iucvMagic, ipuser, sizeof(ipuser)))
+        if (memcmp(iucvMagic, ipuser, 16))
                 /* ipuser must match iucvMagic. */
                 return -EINVAL;
         rc = -EINVAL;
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 29f848bfc12f..019ae58ab913 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -988,16 +988,30 @@ static void qeth_get_channel_path_desc(struct qeth_card *card)
         chp_dsc = (struct channelPath_dsc *)ccw_device_get_chp_desc(ccwdev, 0);
         if (chp_dsc != NULL) {
                 /* CHPP field bit 6 == 1 -> single queue */
-                if ((chp_dsc->chpp & 0x02) == 0x02)
+                if ((chp_dsc->chpp & 0x02) == 0x02) {
+                        if ((atomic_read(&card->qdio.state) !=
+                                QETH_QDIO_UNINITIALIZED) &&
+                            (card->qdio.no_out_queues == 4))
+                                /* change from 4 to 1 outbound queues */
+                                qeth_free_qdio_buffers(card);
                         card->qdio.no_out_queues = 1;
+                        if (card->qdio.default_out_queue != 0)
+                                dev_info(&card->gdev->dev,
+                                        "Priority Queueing not supported\n");
+                        card->qdio.default_out_queue = 0;
+                } else {
+                        if ((atomic_read(&card->qdio.state) !=
+                                QETH_QDIO_UNINITIALIZED) &&
+                            (card->qdio.no_out_queues == 1)) {
+                                /* change from 1 to 4 outbound queues */
+                                qeth_free_qdio_buffers(card);
+                                card->qdio.default_out_queue = 2;
+                        }
+                        card->qdio.no_out_queues = 4;
+                }
                 card->info.func_level = 0x4100 + chp_dsc->desc;
                 kfree(chp_dsc);
         }
-        if (card->qdio.no_out_queues == 1) {
-                card->qdio.default_out_queue = 0;
-                dev_info(&card->gdev->dev,
-                        "Priority Queueing not supported\n");
-        }
         QETH_DBF_TEXT_(SETUP, 2, "nr:%x", card->qdio.no_out_queues);
         QETH_DBF_TEXT_(SETUP, 2, "lvl:%02x", card->info.func_level);
         return;
@@ -1832,33 +1846,6 @@ static inline int qeth_get_initial_mtu_for_card(struct qeth_card *card)
         }
 }
 
-static inline int qeth_get_max_mtu_for_card(int cardtype)
-{
-        switch (cardtype) {
-
-        case QETH_CARD_TYPE_UNKNOWN:
-        case QETH_CARD_TYPE_OSD:
-        case QETH_CARD_TYPE_OSN:
-        case QETH_CARD_TYPE_OSM:
-        case QETH_CARD_TYPE_OSX:
-                return 61440;
-        case QETH_CARD_TYPE_IQD:
-                return 57344;
-        default:
-                return 1500;
-        }
-}
-
-static inline int qeth_get_mtu_out_of_mpc(int cardtype)
-{
-        switch (cardtype) {
-        case QETH_CARD_TYPE_IQD:
-                return 1;
-        default:
-                return 0;
-        }
-}
-
 static inline int qeth_get_mtu_outof_framesize(int framesize)
 {
         switch (framesize) {
@@ -1881,10 +1868,9 @@ static inline int qeth_mtu_is_valid(struct qeth_card *card, int mtu)
         case QETH_CARD_TYPE_OSD:
         case QETH_CARD_TYPE_OSM:
         case QETH_CARD_TYPE_OSX:
-                return ((mtu >= 576) && (mtu <= 61440));
         case QETH_CARD_TYPE_IQD:
                 return ((mtu >= 576) &&
-                        (mtu <= card->info.max_mtu + 4096 - 32));
+                        (mtu <= card->info.max_mtu));
         case QETH_CARD_TYPE_OSN:
         case QETH_CARD_TYPE_UNKNOWN:
         default:
@@ -1907,7 +1893,7 @@ static int qeth_ulp_enable_cb(struct qeth_card *card, struct qeth_reply *reply,
         memcpy(&card->token.ulp_filter_r,
                QETH_ULP_ENABLE_RESP_FILTER_TOKEN(iob->data),
                QETH_MPC_TOKEN_LENGTH);
-        if (qeth_get_mtu_out_of_mpc(card->info.type)) {
+        if (card->info.type == QETH_CARD_TYPE_IQD) {
                 memcpy(&framesize, QETH_ULP_ENABLE_RESP_MAX_MTU(iob->data), 2);
                 mtu = qeth_get_mtu_outof_framesize(framesize);
                 if (!mtu) {
@@ -1915,12 +1901,21 @@ static int qeth_ulp_enable_cb(struct qeth_card *card, struct qeth_reply *reply,
                         QETH_DBF_TEXT_(SETUP, 2, "  rc%d", iob->rc);
                         return 0;
                 }
-                card->info.max_mtu = mtu;
+                if (card->info.initial_mtu && (card->info.initial_mtu != mtu)) {
+                        /* frame size has changed */
+                        if (card->dev &&
+                            ((card->dev->mtu == card->info.initial_mtu) ||
+                             (card->dev->mtu > mtu)))
+                                card->dev->mtu = mtu;
+                        qeth_free_qdio_buffers(card);
+                }
                 card->info.initial_mtu = mtu;
+                card->info.max_mtu = mtu;
                 card->qdio.in_buf_size = mtu + 2 * PAGE_SIZE;
         } else {
                 card->info.initial_mtu = qeth_get_initial_mtu_for_card(card);
-                card->info.max_mtu = qeth_get_max_mtu_for_card(card->info.type);
+                card->info.max_mtu = *(__u16 *)QETH_ULP_ENABLE_RESP_MAX_MTU(
+                        iob->data);
                 card->qdio.in_buf_size = QETH_IN_BUF_SIZE_DEFAULT;
         }
 
@@ -3775,6 +3770,47 @@ static inline int qeth_get_qdio_q_format(struct qeth_card *card)
         }
 }
 
+static void qeth_determine_capabilities(struct qeth_card *card)
+{
+        int rc;
+        int length;
+        char *prcd;
+        struct ccw_device *ddev;
+        int ddev_offline = 0;
+
+        QETH_DBF_TEXT(SETUP, 2, "detcapab");
+        ddev = CARD_DDEV(card);
+        if (!ddev->online) {
+                ddev_offline = 1;
+                rc = ccw_device_set_online(ddev);
+                if (rc) {
+                        QETH_DBF_TEXT_(SETUP, 2, "3err%d", rc);
+                        goto out;
+                }
+        }
+
+        rc = qeth_read_conf_data(card, (void **) &prcd, &length);
+        if (rc) {
+                QETH_DBF_MESSAGE(2, "%s qeth_read_conf_data returned %i\n",
+                        dev_name(&card->gdev->dev), rc);
+                QETH_DBF_TEXT_(SETUP, 2, "5err%d", rc);
+                goto out_offline;
+        }
+        qeth_configure_unitaddr(card, prcd);
+        qeth_configure_blkt_default(card, prcd);
+        kfree(prcd);
+
+        rc = qdio_get_ssqd_desc(ddev, &card->ssqd);
+        if (rc)
+                QETH_DBF_TEXT_(SETUP, 2, "6err%d", rc);
+
+out_offline:
+        if (ddev_offline == 1)
+                ccw_device_set_offline(ddev);
+out:
+        return;
+}
+
 static int qeth_qdio_establish(struct qeth_card *card)
 {
         struct qdio_initialize init_data;
@@ -3905,6 +3941,7 @@ int qeth_core_hardsetup_card(struct qeth_card *card)
 
         QETH_DBF_TEXT(SETUP, 2, "hrdsetup");
         atomic_set(&card->force_alloc_skb, 0);
+        qeth_get_channel_path_desc(card);
 retry:
         if (retries)
                 QETH_DBF_MESSAGE(2, "%s Retrying to do IDX activates.\n",
@@ -3933,6 +3970,7 @@ retriable:
                 else
                         goto retry;
         }
+        qeth_determine_capabilities(card);
         qeth_init_tokens(card);
         qeth_init_func_level(card);
         rc = qeth_idx_activate_channel(&card->read, qeth_idx_read_cb);
@@ -4202,41 +4240,6 @@ void qeth_core_free_discipline(struct qeth_card *card)
         card->discipline.ccwgdriver = NULL;
 }
 
-static void qeth_determine_capabilities(struct qeth_card *card)
-{
-        int rc;
-        int length;
-        char *prcd;
-
-        QETH_DBF_TEXT(SETUP, 2, "detcapab");
-        rc = ccw_device_set_online(CARD_DDEV(card));
-        if (rc) {
-                QETH_DBF_TEXT_(SETUP, 2, "3err%d", rc);
-                goto out;
-        }
-
-
-        rc = qeth_read_conf_data(card, (void **) &prcd, &length);
-        if (rc) {
-                QETH_DBF_MESSAGE(2, "%s qeth_read_conf_data returned %i\n",
-                        dev_name(&card->gdev->dev), rc);
-                QETH_DBF_TEXT_(SETUP, 2, "5err%d", rc);
-                goto out_offline;
-        }
-        qeth_configure_unitaddr(card, prcd);
-        qeth_configure_blkt_default(card, prcd);
-        kfree(prcd);
-
-        rc = qdio_get_ssqd_desc(CARD_DDEV(card), &card->ssqd);
-        if (rc)
-                QETH_DBF_TEXT_(SETUP, 2, "6err%d", rc);
-
-out_offline:
-        ccw_device_set_offline(CARD_DDEV(card));
-out:
-        return;
-}
-
 static int qeth_core_probe_device(struct ccwgroup_device *gdev)
 {
         struct qeth_card *card;
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index 2ac8f6aff5a4..ada0fe782373 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -573,13 +573,13 @@ static int qeth_l2_send_setmac_cb(struct qeth_card *card,
                 case IPA_RC_L2_DUP_LAYER3_MAC:
                         dev_warn(&card->gdev->dev,
                                 "MAC address %pM already exists\n",
-                                card->dev->dev_addr);
+                                cmd->data.setdelmac.mac);
                         break;
                 case IPA_RC_L2_MAC_NOT_AUTH_BY_HYP:
                 case IPA_RC_L2_MAC_NOT_AUTH_BY_ADP:
                         dev_warn(&card->gdev->dev,
                                 "MAC address %pM is not authorized\n",
-                                card->dev->dev_addr);
+                                cmd->data.setdelmac.mac);
                         break;
                 default:
                         break;
diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c
index 65e1cf104943..207b7d742443 100644
--- a/drivers/s390/net/smsgiucv.c
+++ b/drivers/s390/net/smsgiucv.c
@@ -60,7 +60,7 @@ static struct iucv_handler smsg_handler = {
 static int smsg_path_pending(struct iucv_path *path, u8 ipvmid[8],
                              u8 ipuser[16])
 {
-        if (strncmp(ipvmid, "*MSG    ", sizeof(ipvmid)) != 0)
+        if (strncmp(ipvmid, "*MSG    ", 8) != 0)
                 return -EINVAL;
         /* Path pending from *MSG. */
         return iucv_path_accept(path, &smsg_handler, "SMSGIUCV        ", NULL);
diff --git a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
index 475c31ae985c..77b26f5b9c33 100644
--- a/drivers/scsi/arcmsr/arcmsr.h
+++ b/drivers/scsi/arcmsr/arcmsr.h
@@ -2,7 +2,7 @@
 *******************************************************************************
 **        O.S   : Linux
 **   FILE NAME  : arcmsr.h
-**        BY    : Erich Chen
+**        BY    : Nick Cheng
 **   Description: SCSI RAID Device Driver for
 **                ARECA RAID Host adapter
 *******************************************************************************
@@ -46,8 +46,12 @@
 struct device_attribute;
 /*The limit of outstanding scsi command that firmware can handle*/
 #define ARCMSR_MAX_OUTSTANDING_CMD                                              256
-#define ARCMSR_MAX_FREECCB_NUM                                                  320
-#define ARCMSR_DRIVER_VERSION                "Driver Version 1.20.00.15 2010/02/02"
+#ifdef CONFIG_XEN
+        #define ARCMSR_MAX_FREECCB_NUM  160
+#else
+        #define ARCMSR_MAX_FREECCB_NUM  320
+#endif
+#define ARCMSR_DRIVER_VERSION                "Driver Version 1.20.00.15 2010/08/05"
 #define ARCMSR_SCSI_INITIATOR_ID                                                255
 #define ARCMSR_MAX_XFER_SECTORS                                                 512
 #define ARCMSR_MAX_XFER_SECTORS_B                                               4096
@@ -60,7 +64,6 @@ struct device_attribute;
 #define ARCMSR_MAX_HBB_POSTQUEUE                                                264
 #define ARCMSR_MAX_XFER_LEN                                                     0x26000 /* 152K */
 #define ARCMSR_CDB_SG_PAGE_LENGTH                                               256 
-#define SCSI_CMD_ARECA_SPECIFIC                                         0xE1
 #ifndef PCI_DEVICE_ID_ARECA_1880
 #define PCI_DEVICE_ID_ARECA_1880 0x1880
  #endif
diff --git a/drivers/scsi/arcmsr/arcmsr_attr.c b/drivers/scsi/arcmsr/arcmsr_attr.c
index a4e04c50c436..acdae33de521 100644
--- a/drivers/scsi/arcmsr/arcmsr_attr.c
+++ b/drivers/scsi/arcmsr/arcmsr_attr.c
@@ -2,7 +2,7 @@
 *******************************************************************************
 **        O.S   : Linux
 **   FILE NAME  : arcmsr_attr.c
-**        BY    : Erich Chen
+**        BY    : Nick Cheng
 **   Description: attributes exported to sysfs and device host
 *******************************************************************************
 ** Copyright (C) 2002 - 2005, Areca Technology Corporation All rights reserved
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 1cadcd6b7da6..984bd527c6c9 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -2,7 +2,7 @@
 *******************************************************************************
 **        O.S   : Linux
 **   FILE NAME  : arcmsr_hba.c
-**        BY    : Erich Chen
+**        BY    : Nick Cheng
 **   Description: SCSI RAID Device Driver for
 **                ARECA RAID Host adapter
 *******************************************************************************
@@ -76,7 +76,7 @@ MODULE_DESCRIPTION("ARECA (ARC11xx/12xx/16xx/1880) SATA/SAS RAID Host Bus Adapte
 MODULE_LICENSE("Dual BSD/GPL");
 MODULE_VERSION(ARCMSR_DRIVER_VERSION);
 static int sleeptime = 10;
-static int retrycount = 30;
+static int retrycount = 12;
 wait_queue_head_t wait_q;
 static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb,
                                         struct scsi_cmnd *cmd);
@@ -187,7 +187,6 @@ int arcmsr_sleep_for_bus_reset(struct scsi_cmnd *cmd)
                 if (isleep > 0) {
                         msleep(isleep*1000);
                 }
-                printk(KERN_NOTICE "wake-up\n");
                 return 0;
 }
 
@@ -921,7 +920,6 @@ static void arcmsr_report_ccb_state(struct AdapterControlBlock *acb,
 }
 
 static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, struct CommandControlBlock *pCCB, bool error)
-
 {
         int id, lun;
         if ((pCCB->acb != acb) || (pCCB->startdone != ARCMSR_CCB_START)) {
@@ -948,7 +946,7 @@ static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, struct Comma
                                 , pCCB->startdone
                                 , atomic_read(&acb->ccboutstandingcount));
                   return;
-                }
+        }
         arcmsr_report_ccb_state(acb, pCCB, error);
 }
 
@@ -981,7 +979,7 @@ static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb)
         case ACB_ADAPTER_TYPE_B: {
                 struct MessageUnit_B *reg = acb->pmuB;
                 /*clear all outbound posted Q*/
-                writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, &reg->iop2drv_doorbell); /* clear doorbell interrupt */
+                writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, reg->iop2drv_doorbell); /* clear doorbell interrupt */
                 for (i = 0; i < ARCMSR_MAX_HBB_POSTQUEUE; i++) {
                         if ((flag_ccb = readl(&reg->done_qbuffer[i])) != 0) {
                                 writel(0, &reg->done_qbuffer[i]);
@@ -1511,7 +1509,6 @@ static void arcmsr_hba_postqueue_isr(struct AdapterControlBlock *acb)
                 arcmsr_drain_donequeue(acb, pCCB, error);
         }
 }
-
 static void arcmsr_hbb_postqueue_isr(struct AdapterControlBlock *acb)
 {
         uint32_t index;
@@ -2106,10 +2103,6 @@ static int arcmsr_queue_command_lck(struct scsi_cmnd *cmd,
         if (atomic_read(&acb->ccboutstandingcount) >=
                         ARCMSR_MAX_OUTSTANDING_CMD)
                 return SCSI_MLQUEUE_HOST_BUSY;
-        if ((scsicmd == SCSI_CMD_ARECA_SPECIFIC)) {
-                printk(KERN_NOTICE "Receiveing SCSI_CMD_ARECA_SPECIFIC command..\n");
-                return 0;
-        }
         ccb = arcmsr_get_freeccb(acb);
         if (!ccb)
                 return SCSI_MLQUEUE_HOST_BUSY;
@@ -2393,6 +2386,7 @@ static int arcmsr_polling_hbb_ccbdone(struct AdapterControlBlock *acb,
         int index, rtn;
         bool error;
         polling_hbb_ccb_retry:
+
         poll_count++;
         /* clear doorbell interrupt */
         writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, reg->iop2drv_doorbell);
@@ -2663,6 +2657,7 @@ static void arcmsr_request_hba_device_map(struct AdapterControlBlock *acb)
 {
         struct MessageUnit_A __iomem *reg = acb->pmuA;
         if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0 ) || ((acb->acb_flags & ACB_F_ABORT) != 0 )){
+                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                 return;
         } else {
                 acb->fw_flag = FW_NORMAL;
@@ -2670,8 +2665,10 @@ static void arcmsr_request_hba_device_map(struct AdapterControlBlock *acb)
                         atomic_set(&acb->rq_map_token, 16);
                 }
                 atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token));
-                if (atomic_dec_and_test(&acb->rq_map_token))
+                if (atomic_dec_and_test(&acb->rq_map_token)) {
+                        mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                         return;
+                }
                 writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
                 mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
         }
@@ -2682,15 +2679,18 @@ static void arcmsr_request_hbb_device_map(struct AdapterControlBlock *acb)
 {
         struct MessageUnit_B __iomem *reg = acb->pmuB;
         if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0 ) || ((acb->acb_flags & ACB_F_ABORT) != 0 )){
+                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                 return;
         } else {
                 acb->fw_flag = FW_NORMAL;
                 if (atomic_read(&acb->ante_token_value) == atomic_read(&acb->rq_map_token)) {
-                        atomic_set(&acb->rq_map_token,16);
+                        atomic_set(&acb->rq_map_token, 16);
                 }
                 atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token));
-                if(atomic_dec_and_test(&acb->rq_map_token))
+                if (atomic_dec_and_test(&acb->rq_map_token)) {
+                        mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                         return;
+                }
                 writel(ARCMSR_MESSAGE_GET_CONFIG, reg->drv2iop_doorbell);
                 mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
         }
@@ -2701,6 +2701,7 @@ static void arcmsr_request_hbc_device_map(struct AdapterControlBlock *acb)
 {
         struct MessageUnit_C __iomem *reg = acb->pmuC;
         if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0) || ((acb->acb_flags & ACB_F_ABORT) != 0)) {
+                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                 return;
         } else {
                 acb->fw_flag = FW_NORMAL;
@@ -2708,8 +2709,10 @@ static void arcmsr_request_hbc_device_map(struct AdapterControlBlock *acb)
                         atomic_set(&acb->rq_map_token, 16);
                 }
                 atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token));
-                if (atomic_dec_and_test(&acb->rq_map_token))
+                if (atomic_dec_and_test(&acb->rq_map_token)) {
+                        mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                         return;
+                }
                 writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
                 writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &reg->inbound_doorbell);
                 mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
@@ -2897,6 +2900,8 @@ static uint8_t arcmsr_iop_reset(struct AdapterControlBlock *acb)
         uint32_t intmask_org;
         uint8_t rtnval = 0x00;
         int i = 0;
+        unsigned long flags;
+
         if (atomic_read(&acb->ccboutstandingcount) != 0) {
                 /* disable all outbound interrupt */
                 intmask_org = arcmsr_disable_outbound_ints(acb);
@@ -2907,7 +2912,12 @@ static uint8_t arcmsr_iop_reset(struct AdapterControlBlock *acb)
                 for (i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++) {
                         ccb = acb->pccb_pool[i];
                         if (ccb->startdone == ARCMSR_CCB_START) {
-                                arcmsr_ccb_complete(ccb);
+                                scsi_dma_unmap(ccb->pcmd);
+                                ccb->startdone = ARCMSR_CCB_DONE;
+                                ccb->ccb_flags = 0;
+                                spin_lock_irqsave(&acb->ccblist_lock, flags);
+                                list_add_tail(&ccb->list, &acb->ccb_free_list);
+                                spin_unlock_irqrestore(&acb->ccblist_lock, flags);
                         }
                 }
                 atomic_set(&acb->ccboutstandingcount, 0);
@@ -2920,8 +2930,7 @@ static uint8_t arcmsr_iop_reset(struct AdapterControlBlock *acb)
 
 static int arcmsr_bus_reset(struct scsi_cmnd *cmd)
 {
-        struct AdapterControlBlock *acb =
-                (struct AdapterControlBlock *)cmd->device->host->hostdata;
+        struct AdapterControlBlock *acb;
         uint32_t intmask_org, outbound_doorbell;
         int retry_count = 0;
         int rtn = FAILED;
@@ -2971,31 +2980,16 @@ sleep_again:
                                 atomic_set(&acb->rq_map_token, 16);
                                 atomic_set(&acb->ante_token_value, 16);
                                 acb->fw_flag = FW_NORMAL;
-                                init_timer(&acb->eternal_timer);
-                                acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ);
-                                acb->eternal_timer.data = (unsigned long) acb;
-                                acb->eternal_timer.function = &arcmsr_request_device_map;
-                                add_timer(&acb->eternal_timer);
+                                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                                 acb->acb_flags &= ~ACB_F_BUS_RESET;
                                 rtn = SUCCESS;
                                 printk(KERN_ERR "arcmsr: scsi  bus reset eh returns with success\n");
                         } else {
                                 acb->acb_flags &= ~ACB_F_BUS_RESET;
-                                if (atomic_read(&acb->rq_map_token) == 0) {
-                                        atomic_set(&acb->rq_map_token, 16);
-                                        atomic_set(&acb->ante_token_value, 16);
-                                        acb->fw_flag = FW_NORMAL;
-                                        init_timer(&acb->eternal_timer);
-                                                acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ);
-                                        acb->eternal_timer.data = (unsigned long) acb;
-                                        acb->eternal_timer.function = &arcmsr_request_device_map;
-                                        add_timer(&acb->eternal_timer);
-                                } else {
-                                        atomic_set(&acb->rq_map_token, 16);
-                                        atomic_set(&acb->ante_token_value, 16);
-                                        acb->fw_flag = FW_NORMAL;
-                                        mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
-                                }
+                                atomic_set(&acb->rq_map_token, 16);
+                                atomic_set(&acb->ante_token_value, 16);
+                                acb->fw_flag = FW_NORMAL;
+                                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
                                 rtn = SUCCESS;
                         }
                         break;
@@ -3007,21 +3001,10 @@ sleep_again:
                                 rtn = FAILED;
                         } else {
                                 acb->acb_flags &= ~ACB_F_BUS_RESET;
-                                if (atomic_read(&acb->rq_map_token) == 0) {
-                                        atomic_set(&acb->rq_map_token, 16);
-                                        atomic_set(&acb->ante_token_value, 16);
-                                        acb->fw_flag = FW_NORMAL;
-                                        init_timer(&acb->eternal_timer);
-                                                acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ);
-                                        acb->eternal_timer.data = (unsigned long) acb;
-                                        acb->eternal_timer.function = &arcmsr_request_device_map;
-                                        add_timer(&acb->eternal_timer);
-                                } else {
-                                        atomic_set(&acb->rq_map_token, 16);
-                                        atomic_set(&acb->ante_token_value, 16);
-                                        acb->fw_flag = FW_NORMAL;
-                                        mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
-                                }
+                                atomic_set(&acb->rq_map_token, 16);
+                                atomic_set(&acb->ante_token_value, 16);
+                                acb->fw_flag = FW_NORMAL;
+                                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                                 rtn = SUCCESS;
                         }
                         break;
@@ -3067,31 +3050,16 @@ sleep:
                                 atomic_set(&acb->rq_map_token, 16);
                                 atomic_set(&acb->ante_token_value, 16);
                                 acb->fw_flag = FW_NORMAL;
-                                init_timer(&acb->eternal_timer);
-                                acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6 * HZ);
-                                acb->eternal_timer.data = (unsigned long) acb;
-                                acb->eternal_timer.function = &arcmsr_request_device_map;
-                                add_timer(&acb->eternal_timer);
+                                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                                 acb->acb_flags &= ~ACB_F_BUS_RESET;
                                 rtn = SUCCESS;
                                 printk(KERN_ERR "arcmsr: scsi bus reset eh returns with success\n");
                         } else {
                                 acb->acb_flags &= ~ACB_F_BUS_RESET;
-                                if (atomic_read(&acb->rq_map_token) == 0) {
-                                        atomic_set(&acb->rq_map_token, 16);
-                                        atomic_set(&acb->ante_token_value, 16);
-                                        acb->fw_flag = FW_NORMAL;
-                                        init_timer(&acb->eternal_timer);
-                                                acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ);
-                                        acb->eternal_timer.data = (unsigned long) acb;
-                                        acb->eternal_timer.function = &arcmsr_request_device_map;
-                                        add_timer(&acb->eternal_timer);
-                                } else {
-                                        atomic_set(&acb->rq_map_token, 16);
-                                        atomic_set(&acb->ante_token_value, 16);
-                                        acb->fw_flag = FW_NORMAL;
-                                        mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
-                                }
+                                atomic_set(&acb->rq_map_token, 16);
+                                atomic_set(&acb->ante_token_value, 16);
+                                acb->fw_flag = FW_NORMAL;
+                                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
                                 rtn = SUCCESS;
                         }
                         break;
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index 5815cbeb27a6..9a7aaf5f1311 100644
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -646,6 +646,7 @@ void sas_scsi_recover_host(struct Scsi_Host *shost)
 
         spin_lock_irqsave(shost->host_lock, flags);
         list_splice_init(&shost->eh_cmd_q, &eh_work_q);
+        shost->host_eh_scheduled = 0;
         spin_unlock_irqrestore(shost->host_lock, flags);
 
         SAS_DPRINTK("Enter %s\n", __func__);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index b2a817055b8b..9ead0399808a 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -2176,9 +2176,9 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
                 /* adjust hba_queue_depth, reply_free_queue_depth,
                  * and queue_size
                  */
-                ioc->hba_queue_depth -= queue_diff;
-                ioc->reply_free_queue_depth -= queue_diff;
-                queue_size -= queue_diff;
+                ioc->hba_queue_depth -= (queue_diff / 2);
+                ioc->reply_free_queue_depth -= (queue_diff / 2);
+                queue_size = facts->MaxReplyDescriptorPostQueueDepth;
         }
         ioc->reply_post_queue_depth = queue_size;
 
@@ -3941,6 +3941,8 @@ mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc)
 static void
 _base_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase)
 {
+        mpt2sas_scsih_reset_handler(ioc, reset_phase);
+        mpt2sas_ctl_reset_handler(ioc, reset_phase);
         switch (reset_phase) {
         case MPT2_IOC_PRE_RESET:
                 dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: "
@@ -3971,8 +3973,6 @@ _base_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase)
                     "MPT2_IOC_DONE_RESET\n", ioc->name, __func__));
                 break;
         }
-        mpt2sas_scsih_reset_handler(ioc, reset_phase);
-        mpt2sas_ctl_reset_handler(ioc, reset_phase);
 }
 
 /**
@@ -4026,6 +4026,7 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 {
         int r;
         unsigned long flags;
+        u8 pe_complete = ioc->wait_for_port_enable_to_complete;
 
         dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name,
             __func__));
@@ -4068,6 +4069,14 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
         if (r)
                 goto out;
         _base_reset_handler(ioc, MPT2_IOC_AFTER_RESET);
+
+        /* If this hard reset is called while port enable is active, then
+         * there is no reason to call make_ioc_operational
+         */
+        if (pe_complete) {
+                r = -EFAULT;
+                goto out;
+        }
         r = _base_make_ioc_operational(ioc, sleep_flag);
         if (!r)
                 _base_reset_handler(ioc, MPT2_IOC_DONE_RESET);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index eda347c57979..5ded3db6e316 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -819,7 +819,7 @@ _scsih_is_end_device(u32 device_info)
 }
 
 /**
- * mptscsih_get_scsi_lookup - returns scmd entry
+ * _scsih_scsi_lookup_get - returns scmd entry
  * @ioc: per adapter object
  * @smid: system request message index
  *
@@ -832,6 +832,28 @@ _scsih_scsi_lookup_get(struct MPT2SAS_ADAPTER *ioc, u16 smid)
 }
 
 /**
+ * _scsih_scsi_lookup_get_clear - returns scmd entry
+ * @ioc: per adapter object
+ * @smid: system request message index
+ *
+ * Returns the smid stored scmd pointer.
+ * Then will derefrence the stored scmd pointer.
+ */
+static inline struct scsi_cmnd *
+_scsih_scsi_lookup_get_clear(struct MPT2SAS_ADAPTER *ioc, u16 smid)
+{
+        unsigned long flags;
+        struct scsi_cmnd *scmd;
+
+        spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+        scmd = ioc->scsi_lookup[smid - 1].scmd;
+        ioc->scsi_lookup[smid - 1].scmd = NULL;
+        spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+
+        return scmd;
+}
+
+/**
  * _scsih_scsi_lookup_find_by_scmd - scmd lookup
  * @ioc: per adapter object
  * @smid: system request message index
@@ -2981,9 +3003,6 @@ _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc,
         u16 handle;
 
         for (i = 0 ; i < event_data->NumEntries; i++) {
-                if (event_data->PHY[i].PhyStatus &
-                    MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT)
-                        continue;
                 handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
                 if (!handle)
                         continue;
@@ -3210,7 +3229,7 @@ _scsih_flush_running_cmds(struct MPT2SAS_ADAPTER *ioc)
         u16 count = 0;
 
         for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
-                scmd = _scsih_scsi_lookup_get(ioc, smid);
+                scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
                 if (!scmd)
                         continue;
                 count++;
@@ -3804,7 +3823,7 @@ _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
         u32 response_code = 0;
 
         mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
-        scmd = _scsih_scsi_lookup_get(ioc, smid);
+        scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
         if (scmd == NULL)
                 return 1;
 
@@ -5005,6 +5024,12 @@ _scsih_sas_device_status_change_event(struct MPT2SAS_ADAPTER *ioc,
                      event_data);
 #endif
 
+        /* In MPI Revision K (0xC), the internal device reset complete was
+         * implemented, so avoid setting tm_busy flag for older firmware.
+         */
+        if ((ioc->facts.HeaderVersion >> 8) < 0xC)
+                return;
+
         if (event_data->ReasonCode !=
             MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET &&
            event_data->ReasonCode !=
@@ -5099,6 +5124,7 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
     struct fw_event_work *fw_event)
 {
         struct scsi_cmnd *scmd;
+        struct scsi_device *sdev;
         u16 smid, handle;
         u32 lun;
         struct MPT2SAS_DEVICE *sas_device_priv_data;
@@ -5109,12 +5135,17 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
         Mpi2EventDataSasBroadcastPrimitive_t *event_data = fw_event->event_data;
 #endif
         u16 ioc_status;
+        unsigned long flags;
+        int r;
+
         dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "broadcast primative: "
             "phy number(%d), width(%d)\n", ioc->name, event_data->PhyNum,
             event_data->PortWidth));
         dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name,
             __func__));
 
+        spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+        ioc->broadcast_aen_busy = 0;
         termination_count = 0;
         query_count = 0;
         mpi_reply = ioc->tm_cmds.reply;
@@ -5122,7 +5153,8 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
                 scmd = _scsih_scsi_lookup_get(ioc, smid);
                 if (!scmd)
                         continue;
-                sas_device_priv_data = scmd->device->hostdata;
+                sdev = scmd->device;
+                sas_device_priv_data = sdev->hostdata;
                 if (!sas_device_priv_data || !sas_device_priv_data->sas_target)
                         continue;
                  /* skip hidden raid components */
@@ -5138,6 +5170,7 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
                 lun = sas_device_priv_data->lun;
                 query_count++;
 
+                spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
                 mpt2sas_scsih_issue_tm(ioc, handle, 0, 0, lun,
                     MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, NULL);
                 ioc->tm_cmds.status = MPT2_CMD_NOT_USED;
@@ -5147,14 +5180,20 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
                     (mpi_reply->ResponseCode ==
                      MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED ||
                      mpi_reply->ResponseCode ==
-                     MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC))
+                     MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC)) {
+                        spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
                         continue;
-
-                mpt2sas_scsih_issue_tm(ioc, handle, 0, 0, lun,
-                    MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET, 0, 30, NULL);
+                }
+                r = mpt2sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id,
+                    sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30,
+                    scmd);
+                if (r == FAILED)
+                        sdev_printk(KERN_WARNING, sdev, "task abort: FAILED "
+                            "scmd(%p)\n", scmd);
                 termination_count += le32_to_cpu(mpi_reply->TerminationCount);
+                spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
         }
-        ioc->broadcast_aen_busy = 0;
+        spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
 
         dtmprintk(ioc, printk(MPT2SAS_INFO_FMT
             "%s - exit, query_count = %d termination_count = %d\n",
@@ -6626,6 +6665,7 @@ _scsih_remove(struct pci_dev *pdev)
                 destroy_workqueue(wq);
 
         /* release all the volumes */
+        _scsih_ir_shutdown(ioc);
         list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list,
             list) {
                 if (raid_device->starget) {
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 44578b56ad0a..d3e58d763b43 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1561,6 +1561,7 @@ qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
 {
         struct Scsi_Host *host = rport_to_shost(rport);
         fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
+        unsigned long flags;
 
         if (!fcport)
                 return;
@@ -1573,10 +1574,10 @@ qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
          * Transport has effectively 'deleted' the rport, clear
          * all local references.
          */
-        spin_lock_irq(host->host_lock);
+        spin_lock_irqsave(host->host_lock, flags);
         fcport->rport = fcport->drport = NULL;
         *((fc_port_t **)rport->dd_data) = NULL;
-        spin_unlock_irq(host->host_lock);
+        spin_unlock_irqrestore(host->host_lock, flags);
 
         if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
                 return;
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index f948e1a73aec..d9479c3fe5f8 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -2505,11 +2505,12 @@ qla2x00_rport_del(void *data)
 {
         fc_port_t *fcport = data;
         struct fc_rport *rport;
+        unsigned long flags;
 
-        spin_lock_irq(fcport->vha->host->host_lock);
+        spin_lock_irqsave(fcport->vha->host->host_lock, flags);
         rport = fcport->drport ? fcport->drport: fcport->rport;
         fcport->drport = NULL;
-        spin_unlock_irq(fcport->vha->host->host_lock);
+        spin_unlock_irqrestore(fcport->vha->host->host_lock, flags);
         if (rport)
                 fc_remote_port_delete(rport);
 }
@@ -2879,6 +2880,7 @@ qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
         struct fc_rport_identifiers rport_ids;
         struct fc_rport *rport;
         struct qla_hw_data *ha = vha->hw;
+        unsigned long flags;
 
         qla2x00_rport_del(fcport);
 
@@ -2893,9 +2895,9 @@ qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
                     "Unable to allocate fc remote port!\n");
                 return;
         }
-        spin_lock_irq(fcport->vha->host->host_lock);
+        spin_lock_irqsave(fcport->vha->host->host_lock, flags);
         *((fc_port_t **)rport->dd_data) = fcport;
-        spin_unlock_irq(fcport->vha->host->host_lock);
+        spin_unlock_irqrestore(fcport->vha->host->host_lock, flags);
 
         rport->supported_classes = fcport->supported_classes;
 
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index c194c23ca1fb..f27724d76cf6 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -562,7 +562,6 @@ qla2xxx_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)
         }
         if (atomic_read(&fcport->state) != FCS_ONLINE) {
                 if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
-                        atomic_read(&fcport->state) == FCS_DEVICE_LOST ||
                         atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
                         cmd->result = DID_NO_CONNECT << 16;
                         goto qc24_fail_command;
@@ -2513,6 +2512,7 @@ qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
 {
         struct fc_rport *rport;
         scsi_qla_host_t *base_vha;
+        unsigned long flags;
 
         if (!fcport->rport)
                 return;
@@ -2520,9 +2520,9 @@ qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
         rport = fcport->rport;
         if (defer) {
                 base_vha = pci_get_drvdata(vha->hw->pdev);
-                spin_lock_irq(vha->host->host_lock);
+                spin_lock_irqsave(vha->host->host_lock, flags);
                 fcport->drport = rport;
-                spin_unlock_irq(vha->host->host_lock);
+                spin_unlock_irqrestore(vha->host->host_lock, flags);
                 set_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
                 qla2xxx_wake_dpc(base_vha);
         } else
@@ -3282,10 +3282,10 @@ qla2x00_do_dpc(void *data)
 
         set_user_nice(current, -20);
 
+        set_current_state(TASK_INTERRUPTIBLE);
         while (!kthread_should_stop()) {
                 DEBUG3(printk("qla2x00: DPC handler sleeping\n"));
 
-                set_current_state(TASK_INTERRUPTIBLE);
                 schedule();
                 __set_current_state(TASK_RUNNING);
 
@@ -3454,7 +3454,9 @@ qla2x00_do_dpc(void *data)
                 qla2x00_do_dpc_all_vps(base_vha);
 
                 ha->dpc_active = 0;
+                set_current_state(TASK_INTERRUPTIBLE);
         } /* End of while(1) */
+        __set_current_state(TASK_RUNNING);
 
         DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no));
 
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 7b310934efed..a6b2d72022fc 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -1671,7 +1671,7 @@ static int do_device_access(struct scsi_cmnd *scmd,
                             unsigned long long lba, unsigned int num, int write)
 {
         int ret;
-        unsigned int block, rest = 0;
+        unsigned long long block, rest = 0;
         int (*func)(struct scsi_cmnd *, unsigned char *, int);
 
         func = write ? fetch_to_dev_buffer : fill_from_dev_buffer;
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 9045c52abd25..fb2bb35c62cb 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -443,7 +443,7 @@ static void scsi_run_queue(struct request_queue *q)
                                         &sdev->request_queue->queue_flags);
                 if (flagset)
                         queue_flag_set(QUEUE_FLAG_REENTER, sdev->request_queue);
-                __blk_run_queue(sdev->request_queue);
+                __blk_run_queue(sdev->request_queue, false);
                 if (flagset)
                         queue_flag_clear(QUEUE_FLAG_REENTER, sdev->request_queue);
                 spin_unlock(sdev->request_queue->queue_lock);
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index 998c01be3234..5c3ccfc6b622 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -3829,7 +3829,7 @@ fc_bsg_goose_queue(struct fc_rport *rport)
                   !test_bit(QUEUE_FLAG_REENTER, &rport->rqst_q->queue_flags);
         if (flagset)
                 queue_flag_set(QUEUE_FLAG_REENTER, rport->rqst_q);
-        __blk_run_queue(rport->rqst_q);
+        __blk_run_queue(rport->rqst_q, false);
         if (flagset)
                 queue_flag_clear(QUEUE_FLAG_REENTER, rport->rqst_q);
         spin_unlock_irqrestore(rport->rqst_q->queue_lock, flags);
diff --git a/drivers/spi/pxa2xx_spi_pci.c b/drivers/spi/pxa2xx_spi_pci.c
index 351d8a375b57..19752b09e155 100644
--- a/drivers/spi/pxa2xx_spi_pci.c
+++ b/drivers/spi/pxa2xx_spi_pci.c
@@ -7,10 +7,9 @@
 #include <linux/of_device.h>
 #include <linux/spi/pxa2xx_spi.h>
 
-struct awesome_struct {
+struct ce4100_info {
         struct ssp_device ssp;
-        struct platform_device spi_pdev;
-        struct pxa2xx_spi_master spi_pdata;
+        struct platform_device *spi_pdev;
 };
 
 static DEFINE_MUTEX(ssp_lock);
@@ -51,23 +50,15 @@ void pxa_ssp_free(struct ssp_device *ssp)
 }
 EXPORT_SYMBOL_GPL(pxa_ssp_free);
 
-static void plat_dev_release(struct device *dev)
-{
-        struct awesome_struct *as = container_of(dev,
-                        struct awesome_struct, spi_pdev.dev);
-
-        of_device_node_put(&as->spi_pdev.dev);
-}
-
 static int __devinit ce4100_spi_probe(struct pci_dev *dev,
                 const struct pci_device_id *ent)
 {
         int ret;
         resource_size_t phys_beg;
         resource_size_t phys_len;
-        struct awesome_struct *spi_info;
+        struct ce4100_info *spi_info;
         struct platform_device *pdev;
-        struct pxa2xx_spi_master *spi_pdata;
+        struct pxa2xx_spi_master spi_pdata;
         struct ssp_device *ssp;
 
         ret = pci_enable_device(dev);
@@ -84,33 +75,30 @@ static int __devinit ce4100_spi_probe(struct pci_dev *dev,
                 return ret;
         }
 
+        pdev = platform_device_alloc("pxa2xx-spi", dev->devfn);
         spi_info = kzalloc(sizeof(*spi_info), GFP_KERNEL);
-        if (!spi_info) {
+        if (!pdev || !spi_info ) {
                 ret = -ENOMEM;
-                goto err_kz;
+                goto err_nomem;
         }
-        ssp = &spi_info->ssp;
-        pdev = &spi_info->spi_pdev;
-        spi_pdata =  &spi_info->spi_pdata;
+        memset(&spi_pdata, 0, sizeof(spi_pdata));
+        spi_pdata.num_chipselect = dev->devfn;
 
-        pdev->name = "pxa2xx-spi";
-        pdev->id = dev->devfn;
-        pdev->dev.parent = &dev->dev;
-        pdev->dev.platform_data = &spi_info->spi_pdata;
+        ret = platform_device_add_data(pdev, &spi_pdata, sizeof(spi_pdata));
+        if (ret)
+                goto err_nomem;
 
+        pdev->dev.parent = &dev->dev;
 #ifdef CONFIG_OF
         pdev->dev.of_node = dev->dev.of_node;
 #endif
-        pdev->dev.release = plat_dev_release;
-
-        spi_pdata->num_chipselect = dev->devfn;
-
+        ssp = &spi_info->ssp;
         ssp->phys_base = pci_resource_start(dev, 0);
         ssp->mmio_base = ioremap(phys_beg, phys_len);
         if (!ssp->mmio_base) {
                 dev_err(&pdev->dev, "failed to ioremap() registers\n");
                 ret = -EIO;
-                goto err_remap;
+                goto err_nomem;
         }
         ssp->irq = dev->irq;
         ssp->port_id = pdev->id;
@@ -122,7 +110,7 @@ static int __devinit ce4100_spi_probe(struct pci_dev *dev,
 
         pci_set_drvdata(dev, spi_info);
 
-        ret = platform_device_register(pdev);
+        ret = platform_device_add(pdev);
         if (ret)
                 goto err_dev_add;
 
@@ -135,27 +123,21 @@ err_dev_add:
         mutex_unlock(&ssp_lock);
         iounmap(ssp->mmio_base);
 
-err_remap:
-        kfree(spi_info);
-
-err_kz:
+err_nomem:
         release_mem_region(phys_beg, phys_len);
-
+        platform_device_put(pdev);
+        kfree(spi_info);
         return ret;
 }
 
 static void __devexit ce4100_spi_remove(struct pci_dev *dev)
 {
-        struct awesome_struct *spi_info;
-        struct platform_device *pdev;
+        struct ce4100_info *spi_info;
         struct ssp_device *ssp;
 
         spi_info = pci_get_drvdata(dev);
-
         ssp = &spi_info->ssp;
-        pdev = &spi_info->spi_pdev;
-
-        platform_device_unregister(pdev);
+        platform_device_unregister(spi_info->spi_pdev);
 
         iounmap(ssp->mmio_base);
         release_mem_region(pci_resource_start(dev, 0),
@@ -171,7 +153,6 @@ static void __devexit ce4100_spi_remove(struct pci_dev *dev)
 }
 
 static struct pci_device_id ce4100_spi_devices[] __devinitdata = {
-
         { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2e6a) },
         { },
 };
diff --git a/drivers/spi/spi_sh_msiof.c b/drivers/spi/spi_sh_msiof.c
index 56f60c8ea0ab..2c665fceaac7 100644
--- a/drivers/spi/spi_sh_msiof.c
+++ b/drivers/spi/spi_sh_msiof.c
@@ -509,9 +509,11 @@ static int sh_msiof_spi_txrx(struct spi_device *spi, struct spi_transfer *t)
         bytes_done = 0;
 
         while (bytes_done < t->len) {
+                void *rx_buf = t->rx_buf ? t->rx_buf + bytes_done : NULL;
+                const void *tx_buf = t->tx_buf ? t->tx_buf + bytes_done : NULL;
                 n = sh_msiof_spi_txrx_once(p, tx_fifo, rx_fifo,
-                                           t->tx_buf + bytes_done,
-                                           t->rx_buf + bytes_done,
+                                           tx_buf,
+                                           rx_buf,
                                            words, bits);
                 if (n < 0)
                         break;
diff --git a/drivers/ssb/pcmcia.c b/drivers/ssb/pcmcia.c
index c7345dbf43fa..f8533795ee7f 100644
--- a/drivers/ssb/pcmcia.c
+++ b/drivers/ssb/pcmcia.c
@@ -733,7 +733,7 @@ int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
 
         /* Fetch the vendor specific tuples. */
         res = pcmcia_loop_tuple(bus->host_pcmcia, SSB_PCMCIA_CIS,
-                                ssb_pcmcia_do_get_invariants, sprom);
+                                ssb_pcmcia_do_get_invariants, iv);
         if ((res == 0) || (res == -ENOSPC))
                 return 0;
 
diff --git a/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c b/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c
index 0e298dba9fc8..29b8ab44ea47 100644
--- a/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c
+++ b/drivers/staging/ath6kl/miscdrv/ar3kps/ar3kpsconfig.c
@@ -360,8 +360,8 @@ int PSSendOps(void *arg)
                 status = 1;
                 goto complete;
         }
-        len = (firmware->size > MAX_BDADDR_FORMAT_LENGTH)? MAX_BDADDR_FORMAT_LENGTH: firmware->size;
-        memcpy(config_bdaddr, firmware->data,len);
+        len = min(firmware->size, MAX_BDADDR_FORMAT_LENGTH - 1);
+        memcpy(config_bdaddr, firmware->data, len);
         config_bdaddr[len] = '\0';
         write_bdaddr(hdev,config_bdaddr,BDADDR_TYPE_STRING);
         A_RELEASE_FIRMWARE(firmware);
diff --git a/drivers/staging/brcm80211/sys/wl_mac80211.c b/drivers/staging/brcm80211/sys/wl_mac80211.c
index bdd629d72a75..cd8392badff0 100644
--- a/drivers/staging/brcm80211/sys/wl_mac80211.c
+++ b/drivers/staging/brcm80211/sys/wl_mac80211.c
@@ -209,11 +209,8 @@ static void wl_ops_stop(struct ieee80211_hw *hw)
         struct wl_info *wl = hw->priv;
         ASSERT(wl);
         WL_LOCK(wl);
-        wl_down(wl);
         ieee80211_stop_queues(hw);
         WL_UNLOCK(wl);
-
-        return;
 }
 
 static int
@@ -246,7 +243,14 @@ wl_ops_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 static void
 wl_ops_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
-        return;
+        struct wl_info *wl;
+
+        wl = HW_TO_WL(hw);
+
+        /* put driver in down state */
+        WL_LOCK(wl);
+        wl_down(wl);
+        WL_UNLOCK(wl);
 }
 
 static int
@@ -259,9 +263,7 @@ ieee_set_channel(struct ieee80211_hw *hw, struct ieee80211_channel *chan,
         switch (type) {
         case NL80211_CHAN_HT20:
         case NL80211_CHAN_NO_HT:
-                WL_LOCK(wl);
                 err = wlc_set(wl->wlc, WLC_SET_CHANNEL, chan->hw_value);
-                WL_UNLOCK(wl);
                 break;
         case NL80211_CHAN_HT40MINUS:
         case NL80211_CHAN_HT40PLUS:
@@ -281,6 +283,7 @@ static int wl_ops_config(struct ieee80211_hw *hw, u32 changed)
         int err = 0;
         int new_int;
 
+        WL_LOCK(wl);
         if (changed & IEEE80211_CONF_CHANGE_LISTEN_INTERVAL) {
                 WL_NONE("%s: Setting listen interval to %d\n",
                         __func__, conf->listen_interval);
@@ -337,6 +340,7 @@ static int wl_ops_config(struct ieee80211_hw *hw, u32 changed)
         }
 
  config_out:
+        WL_UNLOCK(wl);
         return err;
 }
 
@@ -455,13 +459,21 @@ wl_ops_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set)
 
 static void wl_ops_sw_scan_start(struct ieee80211_hw *hw)
 {
+        struct wl_info *wl = hw->priv;
         WL_NONE("Scan Start\n");
+        WL_LOCK(wl);
+        wlc_scan_start(wl->wlc);
+        WL_UNLOCK(wl);
         return;
 }
 
 static void wl_ops_sw_scan_complete(struct ieee80211_hw *hw)
 {
+        struct wl_info *wl = hw->priv;
         WL_NONE("Scan Complete\n");
+        WL_LOCK(wl);
+        wlc_scan_stop(wl->wlc);
+        WL_UNLOCK(wl);
         return;
 }
 
@@ -779,7 +791,7 @@ static struct wl_info *wl_attach(u16 vendor, u16 device, unsigned long regs,
         wl_found++;
         return wl;
 
- fail:
+fail:
         wl_free(wl);
 fail1:
         return NULL;
@@ -1090,7 +1102,6 @@ wl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
         return 0;
 }
 
-#ifdef LINUXSTA_PS
 static int wl_suspend(struct pci_dev *pdev, pm_message_t state)
 {
         struct wl_info *wl;
@@ -1105,11 +1116,12 @@ static int wl_suspend(struct pci_dev *pdev, pm_message_t state)
                 return -ENODEV;
         }
 
+        /* only need to flag hw is down for proper resume */
         WL_LOCK(wl);
-        wl_down(wl);
         wl->pub->hw_up = false;
         WL_UNLOCK(wl);
-        pci_save_state(pdev, wl->pci_psstate);
+
+        pci_save_state(pdev);
         pci_disable_device(pdev);
         return pci_set_power_state(pdev, PCI_D3hot);
 }
@@ -1133,7 +1145,7 @@ static int wl_resume(struct pci_dev *pdev)
         if (err)
                 return err;
 
-        pci_restore_state(pdev, wl->pci_psstate);
+        pci_restore_state(pdev);
 
         err = pci_enable_device(pdev);
         if (err)
@@ -1145,13 +1157,12 @@ static int wl_resume(struct pci_dev *pdev)
         if ((val & 0x0000ff00) != 0)
                 pci_write_config_dword(pdev, 0x40, val & 0xffff00ff);
 
-        WL_LOCK(wl);
-        err = wl_up(wl);
-        WL_UNLOCK(wl);
-
+        /*
+        *  done. driver will be put in up state
+        *  in wl_ops_add_interface() call.
+        */
         return err;
 }
-#endif                          /* LINUXSTA_PS */
 
 static void wl_remove(struct pci_dev *pdev)
 {
@@ -1184,14 +1195,12 @@ static void wl_remove(struct pci_dev *pdev)
 }
 
 static struct pci_driver wl_pci_driver = {
- .name  = "brcm80211",
- .probe = wl_pci_probe,
-#ifdef LINUXSTA_PS
- .suspend = wl_suspend,
- .resume  = wl_resume,
-#endif                          /* LINUXSTA_PS */
- .remove   = __devexit_p(wl_remove),
- .id_table = wl_id_table,
+        .name = "brcm80211",
+        .probe = wl_pci_probe,
+        .suspend = wl_suspend,
+        .resume = wl_resume,
+        .remove = __devexit_p(wl_remove),
+        .id_table = wl_id_table,
 };
 
 /**
diff --git a/drivers/staging/brcm80211/sys/wlc_mac80211.c b/drivers/staging/brcm80211/sys/wlc_mac80211.c
index 1d5d01ac0a9b..e37e8058e2b8 100644
--- a/drivers/staging/brcm80211/sys/wlc_mac80211.c
+++ b/drivers/staging/brcm80211/sys/wlc_mac80211.c
@@ -5126,7 +5126,6 @@ wlc_sendpkt_mac80211(struct wlc_info *wlc, struct sk_buff *sdu,
         fifo = prio2fifo[prio];
 
         ASSERT((uint) skb_headroom(sdu) >= TXOFF);
-        ASSERT(!(sdu->cloned));
         ASSERT(!(sdu->next));
         ASSERT(!(sdu->prev));
         ASSERT(fifo < NFIFO);
@@ -8462,3 +8461,16 @@ static void wlc_txq_free(struct wlc_info *wlc, struct osl_info *osh,
 
         kfree(qi);
 }
+
+/*
+ * Flag 'scan in progress' to withold dynamic phy calibration
+ */
+void wlc_scan_start(struct wlc_info *wlc)
+{
+        wlc_phy_hold_upd(wlc->band->pi, PHY_HOLD_FOR_SCAN, true);
+}
+
+void wlc_scan_stop(struct wlc_info *wlc)
+{
+        wlc_phy_hold_upd(wlc->band->pi, PHY_HOLD_FOR_SCAN, false);
+}
diff --git a/drivers/staging/brcm80211/sys/wlc_pub.h b/drivers/staging/brcm80211/sys/wlc_pub.h
index 146a6904a39b..aff413001b70 100644
--- a/drivers/staging/brcm80211/sys/wlc_pub.h
+++ b/drivers/staging/brcm80211/sys/wlc_pub.h
@@ -570,6 +570,8 @@ extern void wlc_enable_mac(struct wlc_info *wlc);
 extern u16 wlc_rate_shm_offset(struct wlc_info *wlc, u8 rate);
 extern u32 wlc_get_rspec_history(struct wlc_bsscfg *cfg);
 extern u32 wlc_get_current_highest_rate(struct wlc_bsscfg *cfg);
+extern void wlc_scan_start(struct wlc_info *wlc);
+extern void wlc_scan_stop(struct wlc_info *wlc);
 
 static inline int wlc_iovar_getuint(struct wlc_info *wlc, const char *name,
                                     uint *arg)
diff --git a/drivers/staging/comedi/Kconfig b/drivers/staging/comedi/Kconfig
index aad47326d6dc..1502d80f6f78 100644
--- a/drivers/staging/comedi/Kconfig
+++ b/drivers/staging/comedi/Kconfig
@@ -439,6 +439,7 @@ config COMEDI_NI_AT_AO
 config COMEDI_NI_ATMIO
         tristate "NI AT-MIO E series ISA-PNP card support"
         depends on ISAPNP && COMEDI_NI_TIO && COMEDI_NI_COMMON
+        select COMEDI_8255
         default N
         ---help---
           Enable support for National Instruments AT-MIO E series cards
@@ -1040,6 +1041,8 @@ config COMEDI_NI_PCIDIO
 config COMEDI_NI_PCIMIO
         tristate "NI PCI-MIO-E series and M series support"
         depends on COMEDI_NI_TIO && COMEDI_NI_COMMON
+        select COMEDI_8255
+        select COMEDI_FC
         default N
         ---help---
           Enable support for National Instruments PCI-MIO-E series and M series
@@ -1164,6 +1167,7 @@ config COMEDI_NI_LABPC_CS
 config COMEDI_NI_MIO_CS
         tristate "NI DAQCard E series PCMCIA support"
         depends on COMEDI_NI_TIO && COMEDI_NI_COMMON
+        select COMEDI_8255
         select COMEDI_FC
         default N
         ---help---
@@ -1268,7 +1272,6 @@ config COMEDI_MITE
 config COMEDI_NI_TIO
         tristate "NI general purpose counter support"
         depends on COMEDI_MITE
-        select COMEDI_8255
         default N
         ---help---
           Enable support for National Instruments general purpose counters.
diff --git a/drivers/staging/comedi/drivers/mite.c b/drivers/staging/comedi/drivers/mite.c
index cd25b241cc1f..fd274e9c7b78 100644
--- a/drivers/staging/comedi/drivers/mite.c
+++ b/drivers/staging/comedi/drivers/mite.c
@@ -61,8 +61,6 @@
 #define PCI_DAQ_SIZE            4096
 #define PCI_DAQ_SIZE_660X       8192
 
-MODULE_LICENSE("GPL");
-
 struct mite_struct *mite_devices;
 EXPORT_SYMBOL(mite_devices);
 
diff --git a/drivers/staging/comedi/drivers/ni_6527.c b/drivers/staging/comedi/drivers/ni_6527.c
index 14e716e99a5c..54741c9e1af5 100644
--- a/drivers/staging/comedi/drivers/ni_6527.c
+++ b/drivers/staging/comedi/drivers/ni_6527.c
@@ -527,3 +527,7 @@ static void __exit driver_ni6527_cleanup_module(void)
 
 module_init(driver_ni6527_init_module);
 module_exit(driver_ni6527_cleanup_module);
+
+MODULE_AUTHOR("Comedi http://www.comedi.org");
+MODULE_DESCRIPTION("Comedi low-level driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/staging/comedi/drivers/ni_65xx.c b/drivers/staging/comedi/drivers/ni_65xx.c
index 8b8e2aaf77fb..403fc0997d37 100644
--- a/drivers/staging/comedi/drivers/ni_65xx.c
+++ b/drivers/staging/comedi/drivers/ni_65xx.c
@@ -871,3 +871,7 @@ static void __exit driver_ni_65xx_cleanup_module(void)
 
 module_init(driver_ni_65xx_init_module);
 module_exit(driver_ni_65xx_cleanup_module);
+
+MODULE_AUTHOR("Comedi http://www.comedi.org");
+MODULE_DESCRIPTION("Comedi low-level driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/staging/comedi/drivers/ni_660x.c b/drivers/staging/comedi/drivers/ni_660x.c
index 6612b085c4ef..ca2aeaa9449c 100644
--- a/drivers/staging/comedi/drivers/ni_660x.c
+++ b/drivers/staging/comedi/drivers/ni_660x.c
@@ -1421,3 +1421,7 @@ static int ni_660x_dio_insn_config(struct comedi_device *dev,
         };
         return 0;
 }
+
+MODULE_AUTHOR("Comedi http://www.comedi.org");
+MODULE_DESCRIPTION("Comedi low-level driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/staging/comedi/drivers/ni_670x.c b/drivers/staging/comedi/drivers/ni_670x.c
index e9f034efdc6f..d8d91f90060e 100644
--- a/drivers/staging/comedi/drivers/ni_670x.c
+++ b/drivers/staging/comedi/drivers/ni_670x.c
@@ -384,3 +384,7 @@ static int ni_670x_find_device(struct comedi_device *dev, int bus, int slot)
         mite_list_devices();
         return -EIO;
 }
+
+MODULE_AUTHOR("Comedi http://www.comedi.org");
+MODULE_DESCRIPTION("Comedi low-level driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/staging/comedi/drivers/ni_labpc.c b/drivers/staging/comedi/drivers/ni_labpc.c
index 4d1868d04bac..0728c3c0cb0e 100644
--- a/drivers/staging/comedi/drivers/ni_labpc.c
+++ b/drivers/staging/comedi/drivers/ni_labpc.c
@@ -575,7 +575,8 @@ int labpc_common_attach(struct comedi_device *dev, unsigned long iobase,
         /* grab our IRQ */
         if (irq) {
                 isr_flags = 0;
-                if (thisboard->bustype == pci_bustype)
+                if (thisboard->bustype == pci_bustype
+                    || thisboard->bustype == pcmcia_bustype)
                         isr_flags |= IRQF_SHARED;
                 if (request_irq(irq, labpc_interrupt, isr_flags,
                                 driver_labpc.driver_name, dev)) {
diff --git a/drivers/staging/comedi/drivers/ni_pcidio.c b/drivers/staging/comedi/drivers/ni_pcidio.c
index 84a15c34e484..005d2fe86ee4 100644
--- a/drivers/staging/comedi/drivers/ni_pcidio.c
+++ b/drivers/staging/comedi/drivers/ni_pcidio.c
@@ -1354,3 +1354,7 @@ static void __exit driver_pcidio_cleanup_module(void)
 
 module_init(driver_pcidio_init_module);
 module_exit(driver_pcidio_cleanup_module);
+
+MODULE_AUTHOR("Comedi http://www.comedi.org");
+MODULE_DESCRIPTION("Comedi low-level driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/staging/comedi/drivers/ni_pcimio.c b/drivers/staging/comedi/drivers/ni_pcimio.c
index 23a381247285..9148abdad074 100644
--- a/drivers/staging/comedi/drivers/ni_pcimio.c
+++ b/drivers/staging/comedi/drivers/ni_pcimio.c
@@ -1853,3 +1853,7 @@ static int pcimio_dio_change(struct comedi_device *dev,
 
         return 0;
 }
+
+MODULE_AUTHOR("Comedi http://www.comedi.org");
+MODULE_DESCRIPTION("Comedi low-level driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c
index b3d05fcfe6d2..4fb809485d9e 100644
--- a/drivers/staging/hv/blkvsc_drv.c
+++ b/drivers/staging/hv/blkvsc_drv.c
@@ -368,6 +368,7 @@ static int blkvsc_probe(struct device *device)
                 blkdev->gd->first_minor = 0;
         blkdev->gd->fops = &block_ops;
         blkdev->gd->private_data = blkdev;
+        blkdev->gd->driverfs_dev = &(blkdev->device_ctx->device);
         sprintf(blkdev->gd->disk_name, "hd%c", 'a' + devnum);
 
         blkvsc_do_inquiry(blkdev);
diff --git a/drivers/staging/hv/netvsc.c b/drivers/staging/hv/netvsc.c
index df9cd131e953..0edbe7483a4c 100644
--- a/drivers/staging/hv/netvsc.c
+++ b/drivers/staging/hv/netvsc.c
@@ -1279,7 +1279,7 @@ static void netvsc_channel_cb(void *context)
         /* ASSERT(device); */
 
         packet = kzalloc(NETVSC_PACKET_SIZE * sizeof(unsigned char),
-                         GFP_KERNEL);
+                         GFP_ATOMIC);
         if (!packet)
                 return;
         buffer = packet;
diff --git a/drivers/staging/hv/netvsc_drv.c b/drivers/staging/hv/netvsc_drv.c
index 0147b407512c..b41c9640b72d 100644
--- a/drivers/staging/hv/netvsc_drv.c
+++ b/drivers/staging/hv/netvsc_drv.c
@@ -236,6 +236,7 @@ static void netvsc_linkstatus_callback(struct hv_device *device_obj,
         if (status == 1) {
                 netif_carrier_on(net);
                 netif_wake_queue(net);
+                netif_notify_peers(net);
         } else {
                 netif_carrier_off(net);
                 netif_stop_queue(net);
@@ -358,7 +359,6 @@ static int netvsc_probe(struct device *device)
 
         /* Set initial state */
         netif_carrier_off(net);
-        netif_stop_queue(net);
 
         net_device_ctx = netdev_priv(net);
         net_device_ctx->device_ctx = device_ctx;
diff --git a/drivers/staging/iio/adc/ad7476_core.c b/drivers/staging/iio/adc/ad7476_core.c
index deb68c8a6e18..b8b54da67c63 100644
--- a/drivers/staging/iio/adc/ad7476_core.c
+++ b/drivers/staging/iio/adc/ad7476_core.c
@@ -68,7 +68,7 @@ static ssize_t ad7476_show_scale(struct device *dev,
         /* Corresponds to Vref / 2^(bits) */
         unsigned int scale_uv = (st->int_vref_mv * 1000) >> st->chip_info->bits;
 
-        return sprintf(buf, "%d.%d\n", scale_uv / 1000, scale_uv % 1000);
+        return sprintf(buf, "%d.%03d\n", scale_uv / 1000, scale_uv % 1000);
 }
 static IIO_DEVICE_ATTR(in_scale, S_IRUGO, ad7476_show_scale, NULL, 0);
 
diff --git a/drivers/staging/iio/adc/ad7887_core.c b/drivers/staging/iio/adc/ad7887_core.c
index 685908995d49..5d85efab658c 100644
--- a/drivers/staging/iio/adc/ad7887_core.c
+++ b/drivers/staging/iio/adc/ad7887_core.c
@@ -68,7 +68,7 @@ static ssize_t ad7887_show_scale(struct device *dev,
         /* Corresponds to Vref / 2^(bits) */
         unsigned int scale_uv = (st->int_vref_mv * 1000) >> st->chip_info->bits;
 
-        return sprintf(buf, "%d.%d\n", scale_uv / 1000, scale_uv % 1000);
+        return sprintf(buf, "%d.%03d\n", scale_uv / 1000, scale_uv % 1000);
 }
 static IIO_DEVICE_ATTR(in_scale, S_IRUGO, ad7887_show_scale, NULL, 0);
 
diff --git a/drivers/staging/iio/adc/ad799x_core.c b/drivers/staging/iio/adc/ad799x_core.c
index 6309d521a864..89ccf375a188 100644
--- a/drivers/staging/iio/adc/ad799x_core.c
+++ b/drivers/staging/iio/adc/ad799x_core.c
@@ -432,7 +432,7 @@ static ssize_t ad799x_show_scale(struct device *dev,
         /* Corresponds to Vref / 2^(bits) */
         unsigned int scale_uv = (st->int_vref_mv * 1000) >> st->chip_info->bits;
 
-        return sprintf(buf, "%d.%d\n", scale_uv / 1000, scale_uv % 1000);
+        return sprintf(buf, "%d.%03d\n", scale_uv / 1000, scale_uv % 1000);
 }
 
 static IIO_DEVICE_ATTR(in_scale, S_IRUGO, ad799x_show_scale, NULL, 0);
diff --git a/drivers/staging/iio/dac/ad5446.c b/drivers/staging/iio/dac/ad5446.c
index e3387cd31145..0f87ecac82fc 100644
--- a/drivers/staging/iio/dac/ad5446.c
+++ b/drivers/staging/iio/dac/ad5446.c
@@ -87,7 +87,7 @@ static ssize_t ad5446_show_scale(struct device *dev,
         /* Corresponds to Vref / 2^(bits) */
         unsigned int scale_uv = (st->vref_mv * 1000) >> st->chip_info->bits;
 
-        return sprintf(buf, "%d.%d\n", scale_uv / 1000, scale_uv % 1000);
+        return sprintf(buf, "%d.%03d\n", scale_uv / 1000, scale_uv % 1000);
 }
 static IIO_DEVICE_ATTR(out_scale, S_IRUGO, ad5446_show_scale, NULL, 0);
 
diff --git a/drivers/staging/intel_sst/intelmid_v2_control.c b/drivers/staging/intel_sst/intelmid_v2_control.c
index e38e89df6e84..e2f6d6a3c850 100644
--- a/drivers/staging/intel_sst/intelmid_v2_control.c
+++ b/drivers/staging/intel_sst/intelmid_v2_control.c
@@ -874,7 +874,10 @@ static int nc_set_selected_input_dev(u8 value)
                 sc_access[3].reg_addr = 0x109;
                 sc_access[3].mask = MASK6;
                 sc_access[3].value = 0x00;
-                num_val = 4;
+                sc_access[4].reg_addr = 0x104;
+                sc_access[4].value = 0x3C;
+                sc_access[4].mask = 0xff;
+                num_val = 5;
                 break;
         default:
                 return -EINVAL;
diff --git a/drivers/staging/lirc/lirc_zilog.c b/drivers/staging/lirc/lirc_zilog.c
index 3fe5f4160194..0aad0d7a74a3 100644
--- a/drivers/staging/lirc/lirc_zilog.c
+++ b/drivers/staging/lirc/lirc_zilog.c
@@ -495,7 +495,7 @@ static int send_data_block(struct IR_tx *tx, unsigned char *data_block)
 /* send boot data to the IR TX device */
 static int send_boot_data(struct IR_tx *tx)
 {
-        int ret;
+        int ret, i;
         unsigned char buf[4];
 
         /* send the boot block */
@@ -503,7 +503,7 @@ static int send_boot_data(struct IR_tx *tx)
         if (ret != 0)
                 return ret;
 
-        /* kick it off? */
+        /* Hit the go button to activate the new boot data */
         buf[0] = 0x00;
         buf[1] = 0x20;
         ret = i2c_master_send(tx->c, buf, 2);
@@ -511,7 +511,19 @@ static int send_boot_data(struct IR_tx *tx)
                 zilog_error("i2c_master_send failed with %d\n", ret);
                 return ret < 0 ? ret : -EFAULT;
         }
-        ret = i2c_master_send(tx->c, buf, 1);
+
+        /*
+         * Wait for zilog to settle after hitting go post boot block upload.
+         * Without this delay, the HD-PVR and HVR-1950 both return an -EIO
+         * upon attempting to get firmware revision, and tx probe thus fails.
+         */
+        for (i = 0; i < 10; i++) {
+                ret = i2c_master_send(tx->c, buf, 1);
+                if (ret == 1)
+                        break;
+                udelay(100);
+        }
+
         if (ret != 1) {
                 zilog_error("i2c_master_send failed with %d\n", ret);
                 return ret < 0 ? ret : -EFAULT;
@@ -523,8 +535,8 @@ static int send_boot_data(struct IR_tx *tx)
                 zilog_error("i2c_master_recv failed with %d\n", ret);
                 return 0;
         }
-        if (buf[0] != 0x80) {
-                zilog_error("unexpected IR TX response: %02x\n", buf[0]);
+        if ((buf[0] != 0x80) && (buf[0] != 0xa0)) {
+                zilog_error("unexpected IR TX init response: %02x\n", buf[0]);
                 return 0;
         }
         zilog_notify("Zilog/Hauppauge IR blaster firmware version "
@@ -827,7 +839,15 @@ static int send_code(struct IR_tx *tx, unsigned int code, unsigned int key)
                 zilog_error("i2c_master_send failed with %d\n", ret);
                 return ret < 0 ? ret : -EFAULT;
         }
-        ret = i2c_master_send(tx->c, buf, 1);
+
+        /* Give the z8 a moment to process data block */
+        for (i = 0; i < 10; i++) {
+                ret = i2c_master_send(tx->c, buf, 1);
+                if (ret == 1)
+                        break;
+                udelay(100);
+        }
+
         if (ret != 1) {
                 zilog_error("i2c_master_send failed with %d\n", ret);
                 return ret < 0 ? ret : -EFAULT;
diff --git a/drivers/staging/rt2860/rt_main_dev.c b/drivers/staging/rt2860/rt_main_dev.c
index 701561d6b6fd..236dd36d349a 100644
--- a/drivers/staging/rt2860/rt_main_dev.c
+++ b/drivers/staging/rt2860/rt_main_dev.c
@@ -484,8 +484,6 @@ struct net_device *RtmpPhyNetDevInit(struct rt_rtmp_adapter *pAd,
         net_dev->ml_priv = (void *)pAd;
         pAd->net_dev = net_dev;
 
-        netif_stop_queue(net_dev);
-
         return net_dev;
 
 }
diff --git a/drivers/staging/rt2860/usb_main_dev.c b/drivers/staging/rt2860/usb_main_dev.c
index ee68d51caa4e..322bf49ee906 100644
--- a/drivers/staging/rt2860/usb_main_dev.c
+++ b/drivers/staging/rt2860/usb_main_dev.c
@@ -106,6 +106,7 @@ struct usb_device_id rtusb_usb_id[] = {
         {USB_DEVICE(0x0411, 0x016f)},   /* MelCo.,Inc. WLI-UC-G301N */
         {USB_DEVICE(0x1737, 0x0070)},   /* Linksys WUSB100 */
         {USB_DEVICE(0x1737, 0x0071)},   /* Linksys WUSB600N */
+        {USB_DEVICE(0x1737, 0x0078)},   /* Linksys WUSB100v2 */
         {USB_DEVICE(0x0411, 0x00e8)},   /* Buffalo WLI-UC-G300N */
         {USB_DEVICE(0x050d, 0x815c)},   /* Belkin F5D8053 */
         {USB_DEVICE(0x100D, 0x9031)},   /* Motorola 2770 */
diff --git a/drivers/staging/rtl8712/hal_init.c b/drivers/staging/rtl8712/hal_init.c
index 32088a641eba..84be383abec3 100644
--- a/drivers/staging/rtl8712/hal_init.c
+++ b/drivers/staging/rtl8712/hal_init.c
@@ -128,12 +128,13 @@ static u8 rtl8712_dl_fw(struct _adapter *padapter)
         u8 *ptmpchar = NULL, *ppayload, *ptr;
         struct tx_desc *ptx_desc;
         u32 txdscp_sz = sizeof(struct tx_desc);
+        u8 ret = _FAIL;
 
         ulfilelength = rtl871x_open_fw(padapter, &phfwfile_hdl, &pmappedfw);
         if (pmappedfw && (ulfilelength > 0)) {
                 update_fwhdr(&fwhdr, pmappedfw);
                 if (chk_fwhdr(&fwhdr, ulfilelength) == _FAIL)
-                        goto exit_fail;
+                        goto firmware_rel;
                 fill_fwpriv(padapter, &fwhdr.fwpriv);
                 /* firmware check ok */
                 maxlen = (fwhdr.img_IMEM_size > fwhdr.img_SRAM_size) ?
@@ -141,7 +142,7 @@ static u8 rtl8712_dl_fw(struct _adapter *padapter)
                 maxlen += txdscp_sz;
                 ptmpchar = _malloc(maxlen + FWBUFF_ALIGN_SZ);
                 if (ptmpchar == NULL)
-                        return _FAIL;
+                        goto firmware_rel;
 
                 ptx_desc = (struct tx_desc *)(ptmpchar + FWBUFF_ALIGN_SZ -
                             ((addr_t)(ptmpchar) & (FWBUFF_ALIGN_SZ - 1)));
@@ -273,11 +274,13 @@ static u8 rtl8712_dl_fw(struct _adapter *padapter)
                         goto exit_fail;
         } else
                 goto exit_fail;
-        return _SUCCESS;
+        ret = _SUCCESS;
 
 exit_fail:
         kfree(ptmpchar);
-        return _FAIL;
+firmware_rel:
+        release_firmware((struct firmware *)phfwfile_hdl);
+        return ret;
 }
 
 uint rtl8712_hal_init(struct _adapter *padapter)
diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c
index a692ee88b9e9..21ce2af447b5 100644
--- a/drivers/staging/rtl8712/usb_intf.c
+++ b/drivers/staging/rtl8712/usb_intf.c
@@ -47,54 +47,123 @@ static int r871xu_drv_init(struct usb_interface *pusb_intf,
 static void r871xu_dev_remove(struct usb_interface *pusb_intf);
 
 static struct usb_device_id rtl871x_usb_id_tbl[] = {
-        /*92SU
-         * Realtek */
-        {USB_DEVICE(0x0bda, 0x8171)},
-        {USB_DEVICE(0x0bda, 0x8172)},
+
+/* RTL8188SU */
+        /* Realtek */
+        {USB_DEVICE(0x0BDA, 0x8171)},
         {USB_DEVICE(0x0bda, 0x8173)},
-        {USB_DEVICE(0x0bda, 0x8174)},
         {USB_DEVICE(0x0bda, 0x8712)},
         {USB_DEVICE(0x0bda, 0x8713)},
         {USB_DEVICE(0x0bda, 0xC512)},
-        /* Abocom  */
+        /* Abocom */
         {USB_DEVICE(0x07B8, 0x8188)},
+        /* ASUS */
+        {USB_DEVICE(0x0B05, 0x1786)},
+        {USB_DEVICE(0x0B05, 0x1791)}, /* 11n mode disable */
+        /* Belkin */
+        {USB_DEVICE(0x050D, 0x945A)},
         /* Corega */
-        {USB_DEVICE(0x07aa, 0x0047)},
-        /* Dlink */
-        {USB_DEVICE(0x07d1, 0x3303)},
-        {USB_DEVICE(0x07d1, 0x3302)},
-        {USB_DEVICE(0x07d1, 0x3300)},
-        /* Dlink for Skyworth */
-        {USB_DEVICE(0x14b2, 0x3300)},
-        {USB_DEVICE(0x14b2, 0x3301)},
-        {USB_DEVICE(0x14b2, 0x3302)},
+        {USB_DEVICE(0x07AA, 0x0047)},
+        /* D-Link */
+        {USB_DEVICE(0x2001, 0x3306)},
+        {USB_DEVICE(0x07D1, 0x3306)}, /* 11n mode disable */
+        /* Edimax */
+        {USB_DEVICE(0x7392, 0x7611)},
         /* EnGenius */
         {USB_DEVICE(0x1740, 0x9603)},
-        {USB_DEVICE(0x1740, 0x9605)},
+        /* Hawking */
+        {USB_DEVICE(0x0E66, 0x0016)},
+        /* Hercules */
+        {USB_DEVICE(0x06F8, 0xE034)},
+        {USB_DEVICE(0x06F8, 0xE032)},
+        /* Logitec */
+        {USB_DEVICE(0x0789, 0x0167)},
+        /* PCI */
+        {USB_DEVICE(0x2019, 0xAB28)},
+        {USB_DEVICE(0x2019, 0xED16)},
+        /* Sitecom */
+        {USB_DEVICE(0x0DF6, 0x0057)},
+        {USB_DEVICE(0x0DF6, 0x0045)},
+        {USB_DEVICE(0x0DF6, 0x0059)}, /* 11n mode disable */
+        {USB_DEVICE(0x0DF6, 0x004B)},
+        {USB_DEVICE(0x0DF6, 0x0063)},
+        /* Sweex */
+        {USB_DEVICE(0x177F, 0x0154)},
+        /* Thinkware */
+        {USB_DEVICE(0x0BDA, 0x5077)},
+        /* Toshiba */
+        {USB_DEVICE(0x1690, 0x0752)},
+        /* - */
+        {USB_DEVICE(0x20F4, 0x646B)},
+        {USB_DEVICE(0x083A, 0xC512)},
+
+/* RTL8191SU */
+        /* Realtek */
+        {USB_DEVICE(0x0BDA, 0x8172)},
+        /* Amigo */
+        {USB_DEVICE(0x0EB0, 0x9061)},
+        /* ASUS/EKB */
+        {USB_DEVICE(0x0BDA, 0x8172)},
+        {USB_DEVICE(0x13D3, 0x3323)},
+        {USB_DEVICE(0x13D3, 0x3311)}, /* 11n mode disable */
+        {USB_DEVICE(0x13D3, 0x3342)},
+        /* ASUS/EKBLenovo */
+        {USB_DEVICE(0x13D3, 0x3333)},
+        {USB_DEVICE(0x13D3, 0x3334)},
+        {USB_DEVICE(0x13D3, 0x3335)}, /* 11n mode disable */
+        {USB_DEVICE(0x13D3, 0x3336)}, /* 11n mode disable */
+        /* ASUS/Media BOX */
+        {USB_DEVICE(0x13D3, 0x3309)},
         /* Belkin */
-        {USB_DEVICE(0x050d, 0x815F)},
-        {USB_DEVICE(0x050d, 0x945A)},
-        {USB_DEVICE(0x050d, 0x845A)},
-        /* Guillemot */
-        {USB_DEVICE(0x06f8, 0xe031)},
+        {USB_DEVICE(0x050D, 0x815F)},
+        /* D-Link */
+        {USB_DEVICE(0x07D1, 0x3302)},
+        {USB_DEVICE(0x07D1, 0x3300)},
+        {USB_DEVICE(0x07D1, 0x3303)},
         /* Edimax */
-        {USB_DEVICE(0x7392, 0x7611)},
         {USB_DEVICE(0x7392, 0x7612)},
-        {USB_DEVICE(0x7392, 0x7622)},
-        /* Sitecom */
-        {USB_DEVICE(0x0DF6, 0x0045)},
+        /* EnGenius */
+        {USB_DEVICE(0x1740, 0x9605)},
+        /* Guillemot */
+        {USB_DEVICE(0x06F8, 0xE031)},
         /* Hawking */
         {USB_DEVICE(0x0E66, 0x0015)},
-        {USB_DEVICE(0x0E66, 0x0016)},
-        {USB_DEVICE(0x0b05, 0x1786)},
-        {USB_DEVICE(0x0b05, 0x1791)},    /* 11n mode disable */
-
+        /* Mediao */
         {USB_DEVICE(0x13D3, 0x3306)},
-        {USB_DEVICE(0x13D3, 0x3309)},
+        /* PCI */
+        {USB_DEVICE(0x2019, 0xED18)},
+        {USB_DEVICE(0x2019, 0x4901)},
+        /* Sitecom */
+        {USB_DEVICE(0x0DF6, 0x0058)},
+        {USB_DEVICE(0x0DF6, 0x0049)},
+        {USB_DEVICE(0x0DF6, 0x004C)},
+        {USB_DEVICE(0x0DF6, 0x0064)},
+        /* Skyworth */
+        {USB_DEVICE(0x14b2, 0x3300)},
+        {USB_DEVICE(0x14b2, 0x3301)},
+        {USB_DEVICE(0x14B2, 0x3302)},
+        /* - */
+        {USB_DEVICE(0x04F2, 0xAFF2)},
+        {USB_DEVICE(0x04F2, 0xAFF5)},
+        {USB_DEVICE(0x04F2, 0xAFF6)},
+        {USB_DEVICE(0x13D3, 0x3339)},
+        {USB_DEVICE(0x13D3, 0x3340)}, /* 11n mode disable */
+        {USB_DEVICE(0x13D3, 0x3341)}, /* 11n mode disable */
         {USB_DEVICE(0x13D3, 0x3310)},
-        {USB_DEVICE(0x13D3, 0x3311)},    /* 11n mode disable */
         {USB_DEVICE(0x13D3, 0x3325)},
-        {USB_DEVICE(0x083A, 0xC512)},
+
+/* RTL8192SU */
+        /* Realtek */
+        {USB_DEVICE(0x0BDA, 0x8174)},
+        {USB_DEVICE(0x0BDA, 0x8174)},
+        /* Belkin */
+        {USB_DEVICE(0x050D, 0x845A)},
+        /* Corega */
+        {USB_DEVICE(0x07AA, 0x0051)},
+        /* Edimax */
+        {USB_DEVICE(0x7392, 0x7622)},
+        /* NEC */
+        {USB_DEVICE(0x0409, 0x02B6)},
         {}
 };
 
@@ -103,8 +172,20 @@ MODULE_DEVICE_TABLE(usb, rtl871x_usb_id_tbl);
 static struct specific_device_id specific_device_id_tbl[] = {
         {.idVendor = 0x0b05, .idProduct = 0x1791,
                  .flags = SPEC_DEV_ID_DISABLE_HT},
+        {.idVendor = 0x0df6, .idProduct = 0x0059,
+                 .flags = SPEC_DEV_ID_DISABLE_HT},
+        {.idVendor = 0x13d3, .idProduct = 0x3306,
+                 .flags = SPEC_DEV_ID_DISABLE_HT},
         {.idVendor = 0x13D3, .idProduct = 0x3311,
                  .flags = SPEC_DEV_ID_DISABLE_HT},
+        {.idVendor = 0x13d3, .idProduct = 0x3335,
+                 .flags = SPEC_DEV_ID_DISABLE_HT},
+        {.idVendor = 0x13d3, .idProduct = 0x3336,
+                 .flags = SPEC_DEV_ID_DISABLE_HT},
+        {.idVendor = 0x13d3, .idProduct = 0x3340,
+                 .flags = SPEC_DEV_ID_DISABLE_HT},
+        {.idVendor = 0x13d3, .idProduct = 0x3341,
+                 .flags = SPEC_DEV_ID_DISABLE_HT},
         {}
 };
 
diff --git a/drivers/staging/speakup/kobjects.c b/drivers/staging/speakup/kobjects.c
index 408bb9b3303e..07a7f5432597 100644
--- a/drivers/staging/speakup/kobjects.c
+++ b/drivers/staging/speakup/kobjects.c
@@ -332,7 +332,7 @@ static ssize_t silent_store(struct kobject *kobj, struct kobj_attribute *attr,
         unsigned long flags;
 
         len = strlen(buf);
-        if (len > 0 || len < 3) {
+        if (len > 0 && len < 3) {
                 ch = buf[0];
                 if (ch == '\n')
                         ch = '0';
diff --git a/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c b/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c
index e8f047e86a32..80183a7e6624 100644
--- a/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c
+++ b/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c
@@ -986,12 +986,6 @@ static int __devinit synaptics_rmi4_probe
         input_set_abs_params(rmi4_data->input_dev, ABS_MT_TOUCH_MAJOR, 0,
                                                 MAX_TOUCH_MAJOR, 0, 0);
 
-        retval = input_register_device(rmi4_data->input_dev);
-        if (retval) {
-                dev_err(&client->dev, "%s:input register failed\n", __func__);
-                goto err_input_register;
-        }
-
         /* Clear interrupts */
         synaptics_rmi4_i2c_block_read(rmi4_data,
                         rmi4_data->fn01_data_base_addr + 1, intr_status,
@@ -1003,15 +997,20 @@ static int __devinit synaptics_rmi4_probe
         if (retval) {
                 dev_err(&client->dev, "%s:Unable to get attn irq %d\n",
                                 __func__, platformdata->irq_number);
-                goto err_request_irq;
+                goto err_unset_clientdata;
+        }
+
+        retval = input_register_device(rmi4_data->input_dev);
+        if (retval) {
+                dev_err(&client->dev, "%s:input register failed\n", __func__);
+                goto err_free_irq;
         }
 
         return retval;
 
-err_request_irq:
+err_free_irq:
         free_irq(platformdata->irq_number, rmi4_data);
-        input_unregister_device(rmi4_data->input_dev);
-err_input_register:
+err_unset_clientdata:
         i2c_set_clientdata(client, NULL);
 err_query_dev:
         if (platformdata->regulator_en) {
diff --git a/drivers/staging/tidspbridge/core/io_sm.c b/drivers/staging/tidspbridge/core/io_sm.c
index 571864555ddd..27e0aa81a584 100644
--- a/drivers/staging/tidspbridge/core/io_sm.c
+++ b/drivers/staging/tidspbridge/core/io_sm.c
@@ -949,7 +949,7 @@ func_end:
  *      Calls the Bridge's CHNL_ISR to determine if this interrupt is ours, then
  *      schedules a DPC to dispatch I/O.
  */
-void io_mbox_msg(u32 msg)
+int io_mbox_msg(struct notifier_block *self, unsigned long len, void *msg)
 {
         struct io_mgr *pio_mgr;
         struct dev_object *dev_obj;
@@ -959,9 +959,9 @@ void io_mbox_msg(u32 msg)
         dev_get_io_mgr(dev_obj, &pio_mgr);
 
         if (!pio_mgr)
-                return;
+                return NOTIFY_BAD;
 
-        pio_mgr->intr_val = (u16)msg;
+        pio_mgr->intr_val = (u16)((u32)msg);
         if (pio_mgr->intr_val & MBX_PM_CLASS)
                 io_dispatch_pm(pio_mgr);
 
@@ -973,7 +973,7 @@ void io_mbox_msg(u32 msg)
                 spin_unlock_irqrestore(&pio_mgr->dpc_lock, flags);
                 tasklet_schedule(&pio_mgr->dpc_tasklet);
         }
-        return;
+        return NOTIFY_OK;
 }
 
 /*
diff --git a/drivers/staging/tidspbridge/core/tiomap3430.c b/drivers/staging/tidspbridge/core/tiomap3430.c
index a3b0a183d570..a3f69f6f505f 100644
--- a/drivers/staging/tidspbridge/core/tiomap3430.c
+++ b/drivers/staging/tidspbridge/core/tiomap3430.c
@@ -223,6 +223,10 @@ static struct bridge_drv_interface drv_interface_fxns = {
         bridge_msg_set_queue_id,
 };
 
+static struct notifier_block dsp_mbox_notifier = {
+        .notifier_call = io_mbox_msg,
+};
+
 static inline void flush_all(struct bridge_dev_context *dev_context)
 {
         if (dev_context->dw_brd_state == BRD_DSP_HIBERNATION ||
@@ -553,7 +557,7 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt,
                  * Enable Mailbox events and also drain any pending
                  * stale messages.
                  */
-                dev_context->mbox = omap_mbox_get("dsp");
+                dev_context->mbox = omap_mbox_get("dsp", &dsp_mbox_notifier);
                 if (IS_ERR(dev_context->mbox)) {
                         dev_context->mbox = NULL;
                         pr_err("%s: Failed to get dsp mailbox handle\n",
@@ -563,8 +567,6 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt,
 
         }
         if (!status) {
-                dev_context->mbox->rxq->callback = (int (*)(void *))io_mbox_msg;
-
 /*PM_IVA2GRPSEL_PER = 0xC0;*/
                 temp = readl(resources->dw_per_pm_base + 0xA8);
                 temp = (temp & 0xFFFFFF30) | 0xC0;
@@ -685,7 +687,7 @@ static int bridge_brd_stop(struct bridge_dev_context *dev_ctxt)
         /* Disable the mailbox interrupts */
         if (dev_context->mbox) {
                 omap_mbox_disable_irq(dev_context->mbox, IRQ_RX);
-                omap_mbox_put(dev_context->mbox);
+                omap_mbox_put(dev_context->mbox, &dsp_mbox_notifier);
                 dev_context->mbox = NULL;
         }
         /* Reset IVA2 clocks*/
@@ -786,10 +788,7 @@ static int bridge_dev_create(struct bridge_dev_context
 
         pt_attrs = kzalloc(sizeof(struct pg_table_attrs), GFP_KERNEL);
         if (pt_attrs != NULL) {
-                /* Assuming that we use only DSP's memory map
-                 * until 0x4000:0000 , we would need only 1024
-                 * L1 enties i.e L1 size = 4K */
-                pt_attrs->l1_size = 0x1000;
+                pt_attrs->l1_size = SZ_16K; /* 4096 entries of 32 bits */
                 align_size = pt_attrs->l1_size;
                 /* Align sizes are expected to be power of 2 */
                 /* we like to get aligned on L1 table size */
diff --git a/drivers/staging/tidspbridge/include/dspbridge/io_sm.h b/drivers/staging/tidspbridge/include/dspbridge/io_sm.h
index 18aec55d8647..8242c70e09dd 100644
--- a/drivers/staging/tidspbridge/include/dspbridge/io_sm.h
+++ b/drivers/staging/tidspbridge/include/dspbridge/io_sm.h
@@ -72,22 +72,17 @@ extern void io_dpc(unsigned long ref_data);
 /*
  *  ======== io_mbox_msg ========
  *  Purpose:
- *      Main interrupt handler for the shared memory Bridge channel manager.
- *      Calls the Bridge's chnlsm_isr to determine if this interrupt is ours,
- *      then schedules a DPC to dispatch I/O.
+ *      Main message handler for the shared memory Bridge channel manager.
+ *      Determine if this message is ours, then schedules a DPC to
+ *      dispatch I/O.
  *  Parameters:
- *      ref_data:   Pointer to the channel manager object for this board.
- *                  Set in an initial call to ISR_Install().
+ *      self:   Pointer to its own notifier_block struct.
+ *      len:    Length of message.
+ *      msg:    Message code received.
  *  Returns:
- *      TRUE if interrupt handled; FALSE otherwise.
- *  Requires:
- *      Must be in locked memory if executing in kernel mode.
- *      Must only call functions which are in locked memory if Kernel mode.
- *      Must only call asynchronous services.
- *      Interrupts are disabled and EOI for this interrupt has been sent.
- *  Ensures:
+ *      NOTIFY_OK if handled; NOTIFY_BAD otherwise.
  */
-void io_mbox_msg(u32 msg);
+int io_mbox_msg(struct notifier_block *self, unsigned long len, void *msg);
 
 /*
  *  ======== io_request_chnl ========
diff --git a/drivers/staging/usbip/stub.h b/drivers/staging/usbip/stub.h
index 30dbfb6d16f2..d73267961ef4 100644
--- a/drivers/staging/usbip/stub.h
+++ b/drivers/staging/usbip/stub.h
@@ -32,6 +32,7 @@
 
 struct stub_device {
         struct usb_interface *interface;
+        struct usb_device *udev;
         struct list_head list;
 
         struct usbip_device ud;
diff --git a/drivers/staging/usbip/stub_dev.c b/drivers/staging/usbip/stub_dev.c
index b186b5fed2b9..a7ce51cc8909 100644
--- a/drivers/staging/usbip/stub_dev.c
+++ b/drivers/staging/usbip/stub_dev.c
@@ -258,10 +258,11 @@ static void stub_shutdown_connection(struct usbip_device *ud)
 static void stub_device_reset(struct usbip_device *ud)
 {
         struct stub_device *sdev = container_of(ud, struct stub_device, ud);
-        struct usb_device *udev = interface_to_usbdev(sdev->interface);
+        struct usb_device *udev = sdev->udev;
         int ret;
 
         usbip_udbg("device reset");
+
         ret = usb_lock_device_for_reset(udev, sdev->interface);
         if (ret < 0) {
                 dev_err(&udev->dev, "lock for reset\n");
@@ -309,7 +310,8 @@ static void stub_device_unusable(struct usbip_device *ud)
  *
  * Allocates and initializes a new stub_device struct.
  */
-static struct stub_device *stub_device_alloc(struct usb_interface *interface)
+static struct stub_device *stub_device_alloc(struct usb_device *udev,
+                                             struct usb_interface *interface)
 {
         struct stub_device *sdev;
         int busnum = interface_to_busnum(interface);
@@ -324,7 +326,8 @@ static struct stub_device *stub_device_alloc(struct usb_interface *interface)
                 return NULL;
         }
 
-        sdev->interface = interface;
+        sdev->interface = usb_get_intf(interface);
+        sdev->udev = usb_get_dev(udev);
 
         /*
          * devid is defined with devnum when this driver is first allocated.
@@ -450,11 +453,12 @@ static int stub_probe(struct usb_interface *interface,
                         return err;
                 }
 
+                usb_get_intf(interface);
                 return 0;
         }
 
         /* ok. this is my device. */
-        sdev = stub_device_alloc(interface);
+        sdev = stub_device_alloc(udev, interface);
         if (!sdev)
                 return -ENOMEM;
 
@@ -476,6 +480,8 @@ static int stub_probe(struct usb_interface *interface,
                 dev_err(&interface->dev, "create sysfs files for %s\n",
                         udev_busid);
                 usb_set_intfdata(interface, NULL);
+                usb_put_intf(interface);
+
                 busid_priv->interf_count = 0;
 
                 busid_priv->sdev = NULL;
@@ -545,6 +551,7 @@ static void stub_disconnect(struct usb_interface *interface)
         if (busid_priv->interf_count > 1) {
                 busid_priv->interf_count--;
                 shutdown_busid(busid_priv);
+                usb_put_intf(interface);
                 return;
         }
 
@@ -554,6 +561,9 @@ static void stub_disconnect(struct usb_interface *interface)
         /* 1. shutdown the current connection */
         shutdown_busid(busid_priv);
 
+        usb_put_dev(sdev->udev);
+        usb_put_intf(interface);
+
         /* 3. free sdev */
         busid_priv->sdev = NULL;
         stub_device_free(sdev);
diff --git a/drivers/staging/usbip/stub_rx.c b/drivers/staging/usbip/stub_rx.c
index 3de6fd2539dc..ae6ac82754a4 100644
--- a/drivers/staging/usbip/stub_rx.c
+++ b/drivers/staging/usbip/stub_rx.c
@@ -364,7 +364,7 @@ static struct stub_priv *stub_priv_alloc(struct stub_device *sdev,
 
 static int get_pipe(struct stub_device *sdev, int epnum, int dir)
 {
-        struct usb_device *udev = interface_to_usbdev(sdev->interface);
+        struct usb_device *udev = sdev->udev;
         struct usb_host_endpoint *ep;
         struct usb_endpoint_descriptor *epd = NULL;
 
@@ -484,7 +484,7 @@ static void stub_recv_cmd_submit(struct stub_device *sdev,
         int ret;
         struct stub_priv *priv;
         struct usbip_device *ud = &sdev->ud;
-        struct usb_device *udev = interface_to_usbdev(sdev->interface);
+        struct usb_device *udev = sdev->udev;
         int pipe = get_pipe(sdev, pdu->base.ep, pdu->base.direction);
 
 
diff --git a/drivers/staging/usbip/vhci.h b/drivers/staging/usbip/vhci.h
index 41a1fe5138f4..afc3b1a71881 100644
--- a/drivers/staging/usbip/vhci.h
+++ b/drivers/staging/usbip/vhci.h
@@ -100,9 +100,6 @@ struct vhci_hcd {
          * But, the index of this array begins from 0.
          */
         struct vhci_device vdev[VHCI_NPORTS];
-
-        /* vhci_device which has not been assiged its address yet */
-        int pending_port;
 };
 
 
@@ -119,6 +116,9 @@ void rh_port_disconnect(int rhport);
 void vhci_rx_loop(struct usbip_task *ut);
 void vhci_tx_loop(struct usbip_task *ut);
 
+struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev,
+                                            __u32 seqnum);
+
 #define hardware                (&the_controller->pdev.dev)
 
 static inline struct vhci_device *port_to_vdev(__u32 port)
diff --git a/drivers/staging/usbip/vhci_hcd.c b/drivers/staging/usbip/vhci_hcd.c
index 08bd26a245d5..a35fe61268de 100644
--- a/drivers/staging/usbip/vhci_hcd.c
+++ b/drivers/staging/usbip/vhci_hcd.c
@@ -138,8 +138,6 @@ void rh_port_connect(int rhport, enum usb_device_speed speed)
          * the_controller->vdev[rhport].ud.status = VDEV_CONNECT;
          * spin_unlock(&the_controller->vdev[rhport].ud.lock); */
 
-        the_controller->pending_port = rhport;
-
         spin_unlock_irqrestore(&the_controller->lock, flags);
 
         usb_hcd_poll_rh_status(vhci_to_hcd(the_controller));
@@ -559,6 +557,7 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
         struct device *dev = &urb->dev->dev;
         int ret = 0;
         unsigned long flags;
+        struct vhci_device *vdev;
 
         usbip_dbg_vhci_hc("enter, usb_hcd %p urb %p mem_flags %d\n",
                     hcd, urb, mem_flags);
@@ -574,6 +573,18 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
                 return urb->status;
         }
 
+        vdev = port_to_vdev(urb->dev->portnum-1);
+
+        /* refuse enqueue for dead connection */
+        spin_lock(&vdev->ud.lock);
+        if (vdev->ud.status == VDEV_ST_NULL || vdev->ud.status == VDEV_ST_ERROR) {
+                usbip_uerr("enqueue for inactive port %d\n", vdev->rhport);
+                spin_unlock(&vdev->ud.lock);
+                spin_unlock_irqrestore(&the_controller->lock, flags);
+                return -ENODEV;
+        }
+        spin_unlock(&vdev->ud.lock);
+
         ret = usb_hcd_link_urb_to_ep(hcd, urb);
         if (ret)
                 goto no_need_unlink;
@@ -592,8 +603,6 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
                 __u8 type = usb_pipetype(urb->pipe);
                 struct usb_ctrlrequest *ctrlreq =
                                 (struct usb_ctrlrequest *) urb->setup_packet;
-                struct vhci_device *vdev =
-                                port_to_vdev(the_controller->pending_port);
 
                 if (type != PIPE_CONTROL || !ctrlreq) {
                         dev_err(dev, "invalid request to devnum 0\n");
@@ -607,7 +616,9 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
                         dev_info(dev, "SetAddress Request (%d) to port %d\n",
                                  ctrlreq->wValue, vdev->rhport);
 
-                        vdev->udev = urb->dev;
+                        if (vdev->udev)
+                                usb_put_dev(vdev->udev);
+                        vdev->udev = usb_get_dev(urb->dev);
 
                         spin_lock(&vdev->ud.lock);
                         vdev->ud.status = VDEV_ST_USED;
@@ -627,8 +638,9 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
                                                 "Get_Descriptor to device 0 "
                                                 "(get max pipe size)\n");
 
-                        /* FIXME: reference count? (usb_get_dev()) */
-                        vdev->udev = urb->dev;
+                        if (vdev->udev)
+                                usb_put_dev(vdev->udev);
+                        vdev->udev = usb_get_dev(urb->dev);
                         goto out;
 
                 default:
@@ -805,7 +817,6 @@ static int vhci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
         return 0;
 }
 
-
 static void vhci_device_unlink_cleanup(struct vhci_device *vdev)
 {
         struct vhci_unlink *unlink, *tmp;
@@ -813,11 +824,34 @@ static void vhci_device_unlink_cleanup(struct vhci_device *vdev)
         spin_lock(&vdev->priv_lock);
 
         list_for_each_entry_safe(unlink, tmp, &vdev->unlink_tx, list) {
+                usbip_uinfo("unlink cleanup tx %lu\n", unlink->unlink_seqnum);
                 list_del(&unlink->list);
                 kfree(unlink);
         }
 
         list_for_each_entry_safe(unlink, tmp, &vdev->unlink_rx, list) {
+                struct urb *urb;
+
+                /* give back URB of unanswered unlink request */
+                usbip_uinfo("unlink cleanup rx %lu\n", unlink->unlink_seqnum);
+
+                urb = pickup_urb_and_free_priv(vdev, unlink->unlink_seqnum);
+                if (!urb) {
+                        usbip_uinfo("the urb (seqnum %lu) was already given back\n",
+                                                        unlink->unlink_seqnum);
+                        list_del(&unlink->list);
+                        kfree(unlink);
+                        continue;
+                }
+
+                urb->status = -ENODEV;
+
+                spin_lock(&the_controller->lock);
+                usb_hcd_unlink_urb_from_ep(vhci_to_hcd(the_controller), urb);
+                spin_unlock(&the_controller->lock);
+
+                usb_hcd_giveback_urb(vhci_to_hcd(the_controller), urb, urb->status);
+
                 list_del(&unlink->list);
                 kfree(unlink);
         }
@@ -887,6 +921,10 @@ static void vhci_device_reset(struct usbip_device *ud)
         vdev->speed  = 0;
         vdev->devid  = 0;
 
+        if (vdev->udev)
+                usb_put_dev(vdev->udev);
+        vdev->udev = NULL;
+
         ud->tcp_socket = NULL;
 
         ud->status = VDEV_ST_NULL;
diff --git a/drivers/staging/usbip/vhci_rx.c b/drivers/staging/usbip/vhci_rx.c
index 8147d7202b2d..bf6991470941 100644
--- a/drivers/staging/usbip/vhci_rx.c
+++ b/drivers/staging/usbip/vhci_rx.c
@@ -23,16 +23,14 @@
 #include "vhci.h"
 
 
-/* get URB from transmitted urb queue */
-static struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev,
+/* get URB from transmitted urb queue. caller must hold vdev->priv_lock */
+struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev,
                                             __u32 seqnum)
 {
         struct vhci_priv *priv, *tmp;
         struct urb *urb = NULL;
         int status;
 
-        spin_lock(&vdev->priv_lock);
-
         list_for_each_entry_safe(priv, tmp, &vdev->priv_rx, list) {
                 if (priv->seqnum == seqnum) {
                         urb = priv->urb;
@@ -63,8 +61,6 @@ static struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev,
                 }
         }
 
-        spin_unlock(&vdev->priv_lock);
-
         return urb;
 }
 
@@ -74,9 +70,11 @@ static void vhci_recv_ret_submit(struct vhci_device *vdev,
         struct usbip_device *ud = &vdev->ud;
         struct urb *urb;
 
+        spin_lock(&vdev->priv_lock);
 
         urb = pickup_urb_and_free_priv(vdev, pdu->base.seqnum);
 
+        spin_unlock(&vdev->priv_lock);
 
         if (!urb) {
                 usbip_uerr("cannot find a urb of seqnum %u\n",
@@ -161,7 +159,12 @@ static void vhci_recv_ret_unlink(struct vhci_device *vdev,
                 return;
         }
 
+        spin_lock(&vdev->priv_lock);
+
         urb = pickup_urb_and_free_priv(vdev, unlink->unlink_seqnum);
+
+        spin_unlock(&vdev->priv_lock);
+
         if (!urb) {
                 /*
                  * I get the result of a unlink request. But, it seems that I
@@ -190,6 +193,19 @@ static void vhci_recv_ret_unlink(struct vhci_device *vdev,
         return;
 }
 
+static int vhci_priv_tx_empty(struct vhci_device *vdev)
+{
+        int empty = 0;
+
+        spin_lock(&vdev->priv_lock);
+
+        empty = list_empty(&vdev->priv_rx);
+
+        spin_unlock(&vdev->priv_lock);
+
+        return empty;
+}
+
 /* recv a pdu */
 static void vhci_rx_pdu(struct usbip_device *ud)
 {
@@ -202,11 +218,29 @@ static void vhci_rx_pdu(struct usbip_device *ud)
 
         memset(&pdu, 0, sizeof(pdu));
 
-
         /* 1. receive a pdu header */
         ret = usbip_xmit(0, ud->tcp_socket, (char *) &pdu, sizeof(pdu), 0);
+        if (ret < 0) {
+                if (ret == -ECONNRESET)
+                        usbip_uinfo("connection reset by peer\n");
+                else if (ret == -EAGAIN) {
+                        /* ignore if connection was idle */
+                        if (vhci_priv_tx_empty(vdev))
+                                return;
+                        usbip_uinfo("connection timed out with pending urbs\n");
+                } else if (ret != -ERESTARTSYS)
+                        usbip_uinfo("xmit failed %d\n", ret);
+
+                usbip_event_add(ud, VDEV_EVENT_ERROR_TCP);
+                return;
+        }
+        if (ret == 0) {
+                usbip_uinfo("connection closed");
+                usbip_event_add(ud, VDEV_EVENT_DOWN);
+                return;
+        }
         if (ret != sizeof(pdu)) {
-                usbip_uerr("receiving pdu failed! size is %d, should be %d\n",
+                usbip_uerr("received pdu size is %d, should be %d\n",
                                         ret, (unsigned int)sizeof(pdu));
                 usbip_event_add(ud, VDEV_EVENT_ERROR_TCP);
                 return;
diff --git a/drivers/staging/vme/bridges/Module.symvers b/drivers/staging/vme/bridges/Module.symvers
deleted file mode 100644
index e69de29bb2d1..000000000000
--- a/drivers/staging/vme/bridges/Module.symvers
+++ /dev/null
diff --git a/drivers/staging/xgifb/vb_setmode.c b/drivers/staging/xgifb/vb_setmode.c
index 7016fdd2509f..e19b932492e1 100644
--- a/drivers/staging/xgifb/vb_setmode.c
+++ b/drivers/staging/xgifb/vb_setmode.c
@@ -3954,8 +3954,8 @@ void XGI_GetCRT2ResInfo(unsigned short ModeNo, unsigned short ModeIdIndex,
 unsigned char XGI_IsLCDDualLink(struct vb_device_info *pVBInfo)
 {
 
-        if ((((pVBInfo->VBInfo & SetCRT2ToLCD) | SetCRT2ToLCDA))
-                        && (pVBInfo->LCDInfo & SetLCDDualLink)) /* shampoo0129 */
+        if ((pVBInfo->VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) &&
+                        (pVBInfo->LCDInfo & SetLCDDualLink)) /* shampoo0129 */
                 return 1;
 
         return 0;
@@ -8773,7 +8773,7 @@ unsigned short XGI_GetVCLK2Ptr(unsigned short ModeNo,
 
         if (pVBInfo->IF_DEF_LVDS == 0) {
                 CRT2Index = CRT2Index >> 6; /*  for LCD */
-                if (((pVBInfo->VBInfo & SetCRT2ToLCD) | SetCRT2ToLCDA)) { /*301b*/
+                if (pVBInfo->VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) { /*301b*/
                         if (pVBInfo->LCDResInfo != Panel1024x768)
                                 VCLKIndex = LCDXlat2VCLK[CRT2Index];
                         else
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index 5415712f01f8..4bd8cbdaee76 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -227,6 +227,7 @@ static int zram_read(struct zram *zram, struct bio *bio)
 
                 if (zram_test_flag(zram, index, ZRAM_ZERO)) {
                         handle_zero_page(page);
+                        index++;
                         continue;
                 }
 
@@ -235,12 +236,14 @@ static int zram_read(struct zram *zram, struct bio *bio)
                         pr_debug("Read before write: sector=%lu, size=%u",
                                 (ulong)(bio->bi_sector), bio->bi_size);
                         /* Do nothing */
+                        index++;
                         continue;
                 }
 
                 /* Page is stored uncompressed since it's incompressible */
                 if (unlikely(zram_test_flag(zram, index, ZRAM_UNCOMPRESSED))) {
                         handle_uncompressed_page(zram, page, index);
+                        index++;
                         continue;
                 }
 
@@ -320,6 +323,7 @@ static int zram_write(struct zram *zram, struct bio *bio)
                         mutex_unlock(&zram->lock);
                         zram_stat_inc(&zram->stats.pages_zero);
                         zram_set_flag(zram, index, ZRAM_ZERO);
+                        index++;
                         continue;
                 }
 
diff --git a/drivers/target/Makefile b/drivers/target/Makefile
index 5cfd70819f08..973bb190ef57 100644
--- a/drivers/target/Makefile
+++ b/drivers/target/Makefile
@@ -13,8 +13,7 @@ target_core_mod-y		:= target_core_configfs.o \
                                    target_core_transport.o \
                                    target_core_cdb.o \
                                    target_core_ua.o \
-                                   target_core_rd.o \
-                                   target_core_mib.o
+                                   target_core_rd.o
 
 obj-$(CONFIG_TARGET_CORE)       += target_core_mod.o
 
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index 2764510798b0..caf8dc18ee0a 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -37,7 +37,6 @@
 #include <linux/parser.h>
 #include <linux/syscalls.h>
 #include <linux/configfs.h>
-#include <linux/proc_fs.h>
 
 #include <target/target_core_base.h>
 #include <target/target_core_device.h>
@@ -1971,13 +1970,35 @@ static void target_core_dev_release(struct config_item *item)
 {
         struct se_subsystem_dev *se_dev = container_of(to_config_group(item),
                                 struct se_subsystem_dev, se_dev_group);
-        struct config_group *dev_cg;
-
-        if (!(se_dev))
-                return;
+        struct se_hba *hba = item_to_hba(&se_dev->se_dev_hba->hba_group.cg_item);
+        struct se_subsystem_api *t = hba->transport;
+        struct config_group *dev_cg = &se_dev->se_dev_group;
 
-        dev_cg = &se_dev->se_dev_group;
         kfree(dev_cg->default_groups);
+        /*
+         * This pointer will set when the storage is enabled with:
+         *`echo 1 > $CONFIGFS/core/$HBA/$DEV/dev_enable`
+         */
+        if (se_dev->se_dev_ptr) {
+                printk(KERN_INFO "Target_Core_ConfigFS: Calling se_free_"
+                        "virtual_device() for se_dev_ptr: %p\n",
+                        se_dev->se_dev_ptr);
+
+                se_free_virtual_device(se_dev->se_dev_ptr, hba);
+        } else {
+                /*
+                 * Release struct se_subsystem_dev->se_dev_su_ptr..
+                 */
+                printk(KERN_INFO "Target_Core_ConfigFS: Calling t->free_"
+                        "device() for se_dev_su_ptr: %p\n",
+                        se_dev->se_dev_su_ptr);
+
+                t->free_device(se_dev->se_dev_su_ptr);
+        }
+
+        printk(KERN_INFO "Target_Core_ConfigFS: Deallocating se_subsystem"
+                        "_dev_t: %p\n", se_dev);
+        kfree(se_dev);
 }
 
 static ssize_t target_core_dev_show(struct config_item *item,
@@ -2140,7 +2161,16 @@ static struct configfs_attribute *target_core_alua_lu_gp_attrs[] = {
         NULL,
 };
 
+static void target_core_alua_lu_gp_release(struct config_item *item)
+{
+        struct t10_alua_lu_gp *lu_gp = container_of(to_config_group(item),
+                        struct t10_alua_lu_gp, lu_gp_group);
+
+        core_alua_free_lu_gp(lu_gp);
+}
+
 static struct configfs_item_operations target_core_alua_lu_gp_ops = {
+        .release                = target_core_alua_lu_gp_release,
         .show_attribute         = target_core_alua_lu_gp_attr_show,
         .store_attribute        = target_core_alua_lu_gp_attr_store,
 };
@@ -2191,9 +2221,11 @@ static void target_core_alua_drop_lu_gp(
         printk(KERN_INFO "Target_Core_ConfigFS: Releasing ALUA Logical Unit"
                 " Group: core/alua/lu_gps/%s, ID: %hu\n",
                 config_item_name(item), lu_gp->lu_gp_id);
-
+        /*
+         * core_alua_free_lu_gp() is called from target_core_alua_lu_gp_ops->release()
+         * -> target_core_alua_lu_gp_release()
+         */
         config_item_put(item);
-        core_alua_free_lu_gp(lu_gp);
 }
 
 static struct configfs_group_operations target_core_alua_lu_gps_group_ops = {
@@ -2549,7 +2581,16 @@ static struct configfs_attribute *target_core_alua_tg_pt_gp_attrs[] = {
         NULL,
 };
 
+static void target_core_alua_tg_pt_gp_release(struct config_item *item)
+{
+        struct t10_alua_tg_pt_gp *tg_pt_gp = container_of(to_config_group(item),
+                        struct t10_alua_tg_pt_gp, tg_pt_gp_group);
+
+        core_alua_free_tg_pt_gp(tg_pt_gp);
+}
+
 static struct configfs_item_operations target_core_alua_tg_pt_gp_ops = {
+        .release                = target_core_alua_tg_pt_gp_release,
         .show_attribute         = target_core_alua_tg_pt_gp_attr_show,
         .store_attribute        = target_core_alua_tg_pt_gp_attr_store,
 };
@@ -2602,9 +2643,11 @@ static void target_core_alua_drop_tg_pt_gp(
         printk(KERN_INFO "Target_Core_ConfigFS: Releasing ALUA Target Port"
                 " Group: alua/tg_pt_gps/%s, ID: %hu\n",
                 config_item_name(item), tg_pt_gp->tg_pt_gp_id);
-
+        /*
+         * core_alua_free_tg_pt_gp() is called from target_core_alua_tg_pt_gp_ops->release()
+         * -> target_core_alua_tg_pt_gp_release().
+         */
         config_item_put(item);
-        core_alua_free_tg_pt_gp(tg_pt_gp);
 }
 
 static struct configfs_group_operations target_core_alua_tg_pt_gps_group_ops = {
@@ -2771,13 +2814,11 @@ static void target_core_drop_subdev(
         struct se_subsystem_api *t;
         struct config_item *df_item;
         struct config_group *dev_cg, *tg_pt_gp_cg;
-        int i, ret;
+        int i;
 
         hba = item_to_hba(&se_dev->se_dev_hba->hba_group.cg_item);
 
-        if (mutex_lock_interruptible(&hba->hba_access_mutex))
-                goto out;
-
+        mutex_lock(&hba->hba_access_mutex);
         t = hba->transport;
 
         spin_lock(&se_global->g_device_lock);
@@ -2791,7 +2832,10 @@ static void target_core_drop_subdev(
                 config_item_put(df_item);
         }
         kfree(tg_pt_gp_cg->default_groups);
-        core_alua_free_tg_pt_gp(T10_ALUA(se_dev)->default_tg_pt_gp);
+        /*
+         * core_alua_free_tg_pt_gp() is called from ->default_tg_pt_gp
+         * directly from target_core_alua_tg_pt_gp_release().
+         */
         T10_ALUA(se_dev)->default_tg_pt_gp = NULL;
 
         dev_cg = &se_dev->se_dev_group;
@@ -2800,38 +2844,12 @@ static void target_core_drop_subdev(
                 dev_cg->default_groups[i] = NULL;
                 config_item_put(df_item);
         }
-
-        config_item_put(item);
         /*
-         * This pointer will set when the storage is enabled with:
-         * `echo 1 > $CONFIGFS/core/$HBA/$DEV/dev_enable`
+         * The releasing of se_dev and associated se_dev->se_dev_ptr is done
+         * from target_core_dev_item_ops->release() ->target_core_dev_release().
          */
-        if (se_dev->se_dev_ptr) {
-                printk(KERN_INFO "Target_Core_ConfigFS: Calling se_free_"
-                        "virtual_device() for se_dev_ptr: %p\n",
-                                se_dev->se_dev_ptr);
-
-                ret = se_free_virtual_device(se_dev->se_dev_ptr, hba);
-                if (ret < 0)
-                        goto hba_out;
-        } else {
-                /*
-                 * Release struct se_subsystem_dev->se_dev_su_ptr..
-                 */
-                printk(KERN_INFO "Target_Core_ConfigFS: Calling t->free_"
-                        "device() for se_dev_su_ptr: %p\n",
-                        se_dev->se_dev_su_ptr);
-
-                t->free_device(se_dev->se_dev_su_ptr);
-        }
-
-        printk(KERN_INFO "Target_Core_ConfigFS: Deallocating se_subsystem"
-                "_dev_t: %p\n", se_dev);
-
-hba_out:
+        config_item_put(item);
         mutex_unlock(&hba->hba_access_mutex);
-out:
-        kfree(se_dev);
 }
 
 static struct configfs_group_operations target_core_hba_group_ops = {
@@ -2914,6 +2932,13 @@ SE_HBA_ATTR(hba_mode, S_IRUGO | S_IWUSR);
 
 CONFIGFS_EATTR_OPS(target_core_hba, se_hba, hba_group);
 
+static void target_core_hba_release(struct config_item *item)
+{
+        struct se_hba *hba = container_of(to_config_group(item),
+                                struct se_hba, hba_group);
+        core_delete_hba(hba);
+}
+
 static struct configfs_attribute *target_core_hba_attrs[] = {
         &target_core_hba_hba_info.attr,
         &target_core_hba_hba_mode.attr,
@@ -2921,6 +2946,7 @@ static struct configfs_attribute *target_core_hba_attrs[] = {
 };
 
 static struct configfs_item_operations target_core_hba_item_ops = {
+        .release                = target_core_hba_release,
         .show_attribute         = target_core_hba_attr_show,
         .store_attribute        = target_core_hba_attr_store,
 };
@@ -2997,10 +3023,11 @@ static void target_core_call_delhbafromtarget(
         struct config_group *group,
         struct config_item *item)
 {
-        struct se_hba *hba = item_to_hba(item);
-
+        /*
+         * core_delete_hba() is called from target_core_hba_item_ops->release()
+         * -> target_core_hba_release()
+         */
         config_item_put(item);
-        core_delete_hba(hba);
 }
 
 static struct configfs_group_operations target_core_group_ops = {
@@ -3022,7 +3049,6 @@ static int target_core_init_configfs(void)
         struct config_group *target_cg, *hba_cg = NULL, *alua_cg = NULL;
         struct config_group *lu_gp_cg = NULL;
         struct configfs_subsystem *subsys;
-        struct proc_dir_entry *scsi_target_proc = NULL;
         struct t10_alua_lu_gp *lu_gp;
         int ret;
 
@@ -3128,21 +3154,10 @@ static int target_core_init_configfs(void)
         if (core_dev_setup_virtual_lun0() < 0)
                 goto out;
 
-        scsi_target_proc = proc_mkdir("scsi_target", 0);
-        if (!(scsi_target_proc)) {
-                printk(KERN_ERR "proc_mkdir(scsi_target, 0) failed\n");
-                goto out;
-        }
-        ret = init_scsi_target_mib();
-        if (ret < 0)
-                goto out;
-
         return 0;
 
 out:
         configfs_unregister_subsystem(subsys);
-        if (scsi_target_proc)
-                remove_proc_entry("scsi_target", 0);
         core_dev_release_virtual_lun0();
         rd_module_exit();
 out_global:
@@ -3178,8 +3193,7 @@ static void target_core_exit_configfs(void)
                 config_item_put(item);
         }
         kfree(lu_gp_cg->default_groups);
-        core_alua_free_lu_gp(se_global->default_lu_gp);
-        se_global->default_lu_gp = NULL;
+        lu_gp_cg->default_groups = NULL;
 
         alua_cg = &se_global->alua_group;
         for (i = 0; alua_cg->default_groups[i]; i++) {
@@ -3188,6 +3202,7 @@ static void target_core_exit_configfs(void)
                 config_item_put(item);
         }
         kfree(alua_cg->default_groups);
+        alua_cg->default_groups = NULL;
 
         hba_cg = &se_global->target_core_hbagroup;
         for (i = 0; hba_cg->default_groups[i]; i++) {
@@ -3196,20 +3211,20 @@ static void target_core_exit_configfs(void)
                 config_item_put(item);
         }
         kfree(hba_cg->default_groups);
-
-        for (i = 0; subsys->su_group.default_groups[i]; i++) {
-                item = &subsys->su_group.default_groups[i]->cg_item;
-                subsys->su_group.default_groups[i] = NULL;
-                config_item_put(item);
-        }
+        hba_cg->default_groups = NULL;
+        /*
+         * We expect subsys->su_group.default_groups to be released
+         * by configfs subsystem provider logic..
+         */
+        configfs_unregister_subsystem(subsys);
         kfree(subsys->su_group.default_groups);
 
-        configfs_unregister_subsystem(subsys);
+        core_alua_free_lu_gp(se_global->default_lu_gp);
+        se_global->default_lu_gp = NULL;
+
         printk(KERN_INFO "TARGET_CORE[0]: Released ConfigFS Fabric"
                         " Infrastructure\n");
 
-        remove_scsi_target_mib();
-        remove_proc_entry("scsi_target", 0);
         core_dev_release_virtual_lun0();
         rd_module_exit();
         release_se_global();
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index 317ce58d426d..5da051a07fa3 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -373,11 +373,11 @@ int core_update_device_list_for_node(
                 /*
                  * deve->se_lun_acl will be NULL for demo-mode created LUNs
                  * that have not been explictly concerted to MappedLUNs ->
-                 * struct se_lun_acl.
+                 * struct se_lun_acl, but we remove deve->alua_port_list from
+                 * port->sep_alua_list. This also means that active UAs and
+                 * NodeACL context specific PR metadata for demo-mode
+                 * MappedLUN *deve will be released below..
                  */
-                if (!(deve->se_lun_acl))
-                        return 0;
-
                 spin_lock_bh(&port->sep_alua_lock);
                 list_del(&deve->alua_port_list);
                 spin_unlock_bh(&port->sep_alua_lock);
@@ -395,12 +395,14 @@ int core_update_device_list_for_node(
                                 printk(KERN_ERR "struct se_dev_entry->se_lun_acl"
                                         " already set for demo mode -> explict"
                                         " LUN ACL transition\n");
+                                spin_unlock_irq(&nacl->device_list_lock);
                                 return -1;
                         }
                         if (deve->se_lun != lun) {
                                 printk(KERN_ERR "struct se_dev_entry->se_lun does"
                                         " match passed struct se_lun for demo mode"
                                         " -> explict LUN ACL transition\n");
+                                spin_unlock_irq(&nacl->device_list_lock);
                                 return -1;
                         }
                         deve->se_lun_acl = lun_acl;
@@ -865,9 +867,6 @@ static void se_dev_stop(struct se_device *dev)
                 }
         }
         spin_unlock(&hba->device_lock);
-
-        while (atomic_read(&hba->dev_mib_access_count))
-                cpu_relax();
 }
 
 int se_dev_check_online(struct se_device *dev)
diff --git a/drivers/target/target_core_fabric_configfs.c b/drivers/target/target_core_fabric_configfs.c
index 32b148d7e261..b65d1c8e7740 100644
--- a/drivers/target/target_core_fabric_configfs.c
+++ b/drivers/target/target_core_fabric_configfs.c
@@ -214,12 +214,22 @@ TCM_MAPPEDLUN_ATTR(write_protect, S_IRUGO | S_IWUSR);
 
 CONFIGFS_EATTR_OPS(target_fabric_mappedlun, se_lun_acl, se_lun_group);
 
+static void target_fabric_mappedlun_release(struct config_item *item)
+{
+        struct se_lun_acl *lacl = container_of(to_config_group(item),
+                                struct se_lun_acl, se_lun_group);
+        struct se_portal_group *se_tpg = lacl->se_lun_nacl->se_tpg;
+
+        core_dev_free_initiator_node_lun_acl(se_tpg, lacl);
+}
+
 static struct configfs_attribute *target_fabric_mappedlun_attrs[] = {
         &target_fabric_mappedlun_write_protect.attr,
         NULL,
 };
 
 static struct configfs_item_operations target_fabric_mappedlun_item_ops = {
+        .release                = target_fabric_mappedlun_release,
         .show_attribute         = target_fabric_mappedlun_attr_show,
         .store_attribute        = target_fabric_mappedlun_attr_store,
         .allow_link             = target_fabric_mappedlun_link,
@@ -337,15 +347,21 @@ static void target_fabric_drop_mappedlun(
         struct config_group *group,
         struct config_item *item)
 {
-        struct se_lun_acl *lacl = container_of(to_config_group(item),
-                        struct se_lun_acl, se_lun_group);
-        struct se_portal_group *se_tpg = lacl->se_lun_nacl->se_tpg;
-
         config_item_put(item);
-        core_dev_free_initiator_node_lun_acl(se_tpg, lacl);
+}
+
+static void target_fabric_nacl_base_release(struct config_item *item)
+{
+        struct se_node_acl *se_nacl = container_of(to_config_group(item),
+                        struct se_node_acl, acl_group);
+        struct se_portal_group *se_tpg = se_nacl->se_tpg;
+        struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf;
+
+        tf->tf_ops.fabric_drop_nodeacl(se_nacl);
 }
 
 static struct configfs_item_operations target_fabric_nacl_base_item_ops = {
+        .release                = target_fabric_nacl_base_release,
         .show_attribute         = target_fabric_nacl_base_attr_show,
         .store_attribute        = target_fabric_nacl_base_attr_store,
 };
@@ -404,9 +420,6 @@ static void target_fabric_drop_nodeacl(
         struct config_group *group,
         struct config_item *item)
 {
-        struct se_portal_group *se_tpg = container_of(group,
-                        struct se_portal_group, tpg_acl_group);
-        struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf;
         struct se_node_acl *se_nacl = container_of(to_config_group(item),
                         struct se_node_acl, acl_group);
         struct config_item *df_item;
@@ -419,9 +432,10 @@ static void target_fabric_drop_nodeacl(
                 nacl_cg->default_groups[i] = NULL;
                 config_item_put(df_item);
         }
-
+        /*
+         * struct se_node_acl free is done in target_fabric_nacl_base_release()
+         */
         config_item_put(item);
-        tf->tf_ops.fabric_drop_nodeacl(se_nacl);
 }
 
 static struct configfs_group_operations target_fabric_nacl_group_ops = {
@@ -437,7 +451,18 @@ TF_CIT_SETUP(tpg_nacl, NULL, &target_fabric_nacl_group_ops, NULL);
 
 CONFIGFS_EATTR_OPS(target_fabric_np_base, se_tpg_np, tpg_np_group);
 
+static void target_fabric_np_base_release(struct config_item *item)
+{
+        struct se_tpg_np *se_tpg_np = container_of(to_config_group(item),
+                                struct se_tpg_np, tpg_np_group);
+        struct se_portal_group *se_tpg = se_tpg_np->tpg_np_parent;
+        struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf;
+
+        tf->tf_ops.fabric_drop_np(se_tpg_np);
+}
+
 static struct configfs_item_operations target_fabric_np_base_item_ops = {
+        .release                = target_fabric_np_base_release,
         .show_attribute         = target_fabric_np_base_attr_show,
         .store_attribute        = target_fabric_np_base_attr_store,
 };
@@ -466,6 +491,7 @@ static struct config_group *target_fabric_make_np(
         if (!(se_tpg_np) || IS_ERR(se_tpg_np))
                 return ERR_PTR(-EINVAL);
 
+        se_tpg_np->tpg_np_parent = se_tpg;
         config_group_init_type_name(&se_tpg_np->tpg_np_group, name,
                         &TF_CIT_TMPL(tf)->tfc_tpg_np_base_cit);
 
@@ -476,14 +502,10 @@ static void target_fabric_drop_np(
         struct config_group *group,
         struct config_item *item)
 {
-        struct se_portal_group *se_tpg = container_of(group,
-                                struct se_portal_group, tpg_np_group);
-        struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf;
-        struct se_tpg_np *se_tpg_np = container_of(to_config_group(item),
-                                struct se_tpg_np, tpg_np_group);
-
+        /*
+         * struct se_tpg_np is released via target_fabric_np_base_release()
+         */
         config_item_put(item);
-        tf->tf_ops.fabric_drop_np(se_tpg_np);
 }
 
 static struct configfs_group_operations target_fabric_np_group_ops = {
@@ -814,7 +836,18 @@ TF_CIT_SETUP(tpg_param, &target_fabric_tpg_param_item_ops, NULL, NULL);
  */
 CONFIGFS_EATTR_OPS(target_fabric_tpg, se_portal_group, tpg_group);
 
+static void target_fabric_tpg_release(struct config_item *item)
+{
+        struct se_portal_group *se_tpg = container_of(to_config_group(item),
+                        struct se_portal_group, tpg_group);
+        struct se_wwn *wwn = se_tpg->se_tpg_wwn;
+        struct target_fabric_configfs *tf = wwn->wwn_tf;
+
+        tf->tf_ops.fabric_drop_tpg(se_tpg);
+}
+
 static struct configfs_item_operations target_fabric_tpg_base_item_ops = {
+        .release                = target_fabric_tpg_release,
         .show_attribute         = target_fabric_tpg_attr_show,
         .store_attribute        = target_fabric_tpg_attr_store,
 };
@@ -872,8 +905,6 @@ static void target_fabric_drop_tpg(
         struct config_group *group,
         struct config_item *item)
 {
-        struct se_wwn *wwn = container_of(group, struct se_wwn, wwn_group);
-        struct target_fabric_configfs *tf = wwn->wwn_tf;
         struct se_portal_group *se_tpg = container_of(to_config_group(item),
                                 struct se_portal_group, tpg_group);
         struct config_group *tpg_cg = &se_tpg->tpg_group;
@@ -890,15 +921,28 @@ static void target_fabric_drop_tpg(
         }
 
         config_item_put(item);
-        tf->tf_ops.fabric_drop_tpg(se_tpg);
 }
 
+static void target_fabric_release_wwn(struct config_item *item)
+{
+        struct se_wwn *wwn = container_of(to_config_group(item),
+                                struct se_wwn, wwn_group);
+        struct target_fabric_configfs *tf = wwn->wwn_tf;
+
+        tf->tf_ops.fabric_drop_wwn(wwn);
+}
+
+static struct configfs_item_operations target_fabric_tpg_item_ops = {
+        .release        = target_fabric_release_wwn,
+};
+
 static struct configfs_group_operations target_fabric_tpg_group_ops = {
         .make_group     = target_fabric_make_tpg,
         .drop_item      = target_fabric_drop_tpg,
 };
 
-TF_CIT_SETUP(tpg, NULL, &target_fabric_tpg_group_ops, NULL);
+TF_CIT_SETUP(tpg, &target_fabric_tpg_item_ops, &target_fabric_tpg_group_ops,
+                NULL);
 
 /* End of tfc_tpg_cit */
 
@@ -932,13 +976,7 @@ static void target_fabric_drop_wwn(
         struct config_group *group,
         struct config_item *item)
 {
-        struct target_fabric_configfs *tf = container_of(group,
-                                struct target_fabric_configfs, tf_group);
-        struct se_wwn *wwn = container_of(to_config_group(item),
-                                struct se_wwn, wwn_group);
-
         config_item_put(item);
-        tf->tf_ops.fabric_drop_wwn(wwn);
 }
 
 static struct configfs_group_operations target_fabric_wwn_group_ops = {
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index c6e0d757e76e..67f0c09983c8 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -154,7 +154,7 @@ static struct se_device *iblock_create_virtdevice(
 
         bd = blkdev_get_by_path(ib_dev->ibd_udev_path,
                                 FMODE_WRITE|FMODE_READ|FMODE_EXCL, ib_dev);
-        if (!(bd))
+        if (IS_ERR(bd))
                 goto failed;
         /*
          * Setup the local scope queue_limits from struct request_queue->limits
@@ -220,8 +220,10 @@ static void iblock_free_device(void *p)
 {
         struct iblock_dev *ib_dev = p;
 
-        blkdev_put(ib_dev->ibd_bd, FMODE_WRITE|FMODE_READ|FMODE_EXCL);
-        bioset_free(ib_dev->ibd_bio_set);
+        if (ib_dev->ibd_bd != NULL)
+                blkdev_put(ib_dev->ibd_bd, FMODE_WRITE|FMODE_READ|FMODE_EXCL);
+        if (ib_dev->ibd_bio_set != NULL)
+                bioset_free(ib_dev->ibd_bio_set);
         kfree(ib_dev);
 }
 
diff --git a/drivers/target/target_core_mib.c b/drivers/target/target_core_mib.c
deleted file mode 100644
index d5a48aa0d2d1..000000000000
--- a/drivers/target/target_core_mib.c
+++ /dev/null
@@ -1,1078 +0,0 @@
-/*******************************************************************************
- * Filename:  target_core_mib.c
- *
- * Copyright (c) 2006-2007 SBE, Inc.  All Rights Reserved.
- * Copyright (c) 2007-2010 Rising Tide Systems
- * Copyright (c) 2008-2010 Linux-iSCSI.org
- *
- * Nicholas A. Bellinger <nab@linux-iscsi.org>
- *
- * 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/kernel.h>
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/timer.h>
-#include <linux/string.h>
-#include <linux/version.h>
-#include <generated/utsrelease.h>
-#include <linux/utsname.h>
-#include <linux/proc_fs.h>
-#include <linux/seq_file.h>
-#include <linux/blkdev.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_device.h>
-#include <scsi/scsi_host.h>
-
-#include <target/target_core_base.h>
-#include <target/target_core_transport.h>
-#include <target/target_core_fabric_ops.h>
-#include <target/target_core_configfs.h>
-
-#include "target_core_hba.h"
-#include "target_core_mib.h"
-
-/* SCSI mib table index */
-static struct scsi_index_table scsi_index_table;
-
-#ifndef INITIAL_JIFFIES
-#define INITIAL_JIFFIES ((unsigned long)(unsigned int) (-300*HZ))
-#endif
-
-/* SCSI Instance Table */
-#define SCSI_INST_SW_INDEX              1
-#define SCSI_TRANSPORT_INDEX            1
-
-#define NONE            "None"
-#define ISPRINT(a)   ((a >= ' ') && (a <= '~'))
-
-static inline int list_is_first(const struct list_head *list,
-                                const struct list_head *head)
-{
-        return list->prev == head;
-}
-
-static void *locate_hba_start(
-        struct seq_file *seq,
-        loff_t *pos)
-{
-        spin_lock(&se_global->g_device_lock);
-        return seq_list_start(&se_global->g_se_dev_list, *pos);
-}
-
-static void *locate_hba_next(
-        struct seq_file *seq,
-        void *v,
-        loff_t *pos)
-{
-        return seq_list_next(v, &se_global->g_se_dev_list, pos);
-}
-
-static void locate_hba_stop(struct seq_file *seq, void *v)
-{
-        spin_unlock(&se_global->g_device_lock);
-}
-
-/****************************************************************************
- * SCSI MIB Tables
- ****************************************************************************/
-
-/*
- * SCSI Instance Table
- */
-static void *scsi_inst_seq_start(
-        struct seq_file *seq,
-        loff_t *pos)
-{
-        spin_lock(&se_global->hba_lock);
-        return seq_list_start(&se_global->g_hba_list, *pos);
-}
-
-static void *scsi_inst_seq_next(
-        struct seq_file *seq,
-        void *v,
-        loff_t *pos)
-{
-        return seq_list_next(v, &se_global->g_hba_list, pos);
-}
-
-static void scsi_inst_seq_stop(struct seq_file *seq, void *v)
-{
-        spin_unlock(&se_global->hba_lock);
-}
-
-static int scsi_inst_seq_show(struct seq_file *seq, void *v)
-{
-        struct se_hba *hba = list_entry(v, struct se_hba, hba_list);
-
-        if (list_is_first(&hba->hba_list, &se_global->g_hba_list))
-                seq_puts(seq, "inst sw_indx\n");
-
-        seq_printf(seq, "%u %u\n", hba->hba_index, SCSI_INST_SW_INDEX);
-        seq_printf(seq, "plugin: %s version: %s\n",
-                        hba->transport->name, TARGET_CORE_VERSION);
-
-        return 0;
-}
-
-static const struct seq_operations scsi_inst_seq_ops = {
-        .start  = scsi_inst_seq_start,
-        .next   = scsi_inst_seq_next,
-        .stop   = scsi_inst_seq_stop,
-        .show   = scsi_inst_seq_show
-};
-
-static int scsi_inst_seq_open(struct inode *inode, struct file *file)
-{
-        return seq_open(file, &scsi_inst_seq_ops);
-}
-
-static const struct file_operations scsi_inst_seq_fops = {
-        .owner   = THIS_MODULE,
-        .open    = scsi_inst_seq_open,
-        .read    = seq_read,
-        .llseek  = seq_lseek,
-        .release = seq_release,
-};
-
-/*
- * SCSI Device Table
- */
-static void *scsi_dev_seq_start(struct seq_file *seq, loff_t *pos)
-{
-        return locate_hba_start(seq, pos);
-}
-
-static void *scsi_dev_seq_next(struct seq_file *seq, void *v, loff_t *pos)
-{
-        return locate_hba_next(seq, v, pos);
-}
-
-static void scsi_dev_seq_stop(struct seq_file *seq, void *v)
-{
-        locate_hba_stop(seq, v);
-}
-
-static int scsi_dev_seq_show(struct seq_file *seq, void *v)
-{
-        struct se_hba *hba;
-        struct se_subsystem_dev *se_dev = list_entry(v, struct se_subsystem_dev,
-                                                g_se_dev_list);
-        struct se_device *dev = se_dev->se_dev_ptr;
-        char str[28];
-        int k;
-
-        if (list_is_first(&se_dev->g_se_dev_list, &se_global->g_se_dev_list))
-                seq_puts(seq, "inst indx role ports\n");
-
-        if (!(dev))
-                return 0;
-
-        hba = dev->se_hba;
-        if (!(hba)) {
-                /* Log error ? */
-                return 0;
-        }
-
-        seq_printf(seq, "%u %u %s %u\n", hba->hba_index,
-                   dev->dev_index, "Target", dev->dev_port_count);
-
-        memcpy(&str[0], (void *)DEV_T10_WWN(dev), 28);
-
-        /* vendor */
-        for (k = 0; k < 8; k++)
-                str[k] = ISPRINT(DEV_T10_WWN(dev)->vendor[k]) ?
-                                DEV_T10_WWN(dev)->vendor[k] : 0x20;
-        str[k] = 0x20;
-
-        /* model */
-        for (k = 0; k < 16; k++)
-                str[k+9] = ISPRINT(DEV_T10_WWN(dev)->model[k]) ?
-                                DEV_T10_WWN(dev)->model[k] : 0x20;
-        str[k + 9] = 0;
-
-        seq_printf(seq, "dev_alias: %s\n", str);
-
-        return 0;
-}
-
-static const struct seq_operations scsi_dev_seq_ops = {
-        .start  = scsi_dev_seq_start,
-        .next   = scsi_dev_seq_next,
-        .stop   = scsi_dev_seq_stop,
-        .show   = scsi_dev_seq_show
-};
-
-static int scsi_dev_seq_open(struct inode *inode, struct file *file)
-{
-        return seq_open(file, &scsi_dev_seq_ops);
-}
-
-static const struct file_operations scsi_dev_seq_fops = {
-        .owner   = THIS_MODULE,
-        .open    = scsi_dev_seq_open,
-        .read    = seq_read,
-        .llseek  = seq_lseek,
-        .release = seq_release,
-};
-
-/*
- * SCSI Port Table
- */
-static void *scsi_port_seq_start(struct seq_file *seq, loff_t *pos)
-{
-        return locate_hba_start(seq, pos);
-}
-
-static void *scsi_port_seq_next(struct seq_file *seq, void *v, loff_t *pos)
-{
-        return locate_hba_next(seq, v, pos);
-}
-
-static void scsi_port_seq_stop(struct seq_file *seq, void *v)
-{
-        locate_hba_stop(seq, v);
-}
-
-static int scsi_port_seq_show(struct seq_file *seq, void *v)
-{
-        struct se_hba *hba;
-        struct se_subsystem_dev *se_dev = list_entry(v, struct se_subsystem_dev,
-                                                g_se_dev_list);
-        struct se_device *dev = se_dev->se_dev_ptr;
-        struct se_port *sep, *sep_tmp;
-
-        if (list_is_first(&se_dev->g_se_dev_list, &se_global->g_se_dev_list))
-                seq_puts(seq, "inst device indx role busy_count\n");
-
-        if (!(dev))
-                return 0;
-
-        hba = dev->se_hba;
-        if (!(hba)) {
-                /* Log error ? */
-                return 0;
-        }
-
-        /* FIXME: scsiPortBusyStatuses count */
-        spin_lock(&dev->se_port_lock);
-        list_for_each_entry_safe(sep, sep_tmp, &dev->dev_sep_list, sep_list) {
-                seq_printf(seq, "%u %u %u %s%u %u\n", hba->hba_index,
-                        dev->dev_index, sep->sep_index, "Device",
-                        dev->dev_index, 0);
-        }
-        spin_unlock(&dev->se_port_lock);
-
-        return 0;
-}
-
-static const struct seq_operations scsi_port_seq_ops = {
-        .start  = scsi_port_seq_start,
-        .next   = scsi_port_seq_next,
-        .stop   = scsi_port_seq_stop,
-        .show   = scsi_port_seq_show
-};
-
-static int scsi_port_seq_open(struct inode *inode, struct file *file)
-{
-        return seq_open(file, &scsi_port_seq_ops);
-}
-
-static const struct file_operations scsi_port_seq_fops = {
-        .owner   = THIS_MODULE,
-        .open    = scsi_port_seq_open,
-        .read    = seq_read,
-        .llseek  = seq_lseek,
-        .release = seq_release,
-};
-
-/*
- * SCSI Transport Table
- */
-static void *scsi_transport_seq_start(struct seq_file *seq, loff_t *pos)
-{
-        return locate_hba_start(seq, pos);
-}
-
-static void *scsi_transport_seq_next(struct seq_file *seq, void *v, loff_t *pos)
-{
-        return locate_hba_next(seq, v, pos);
-}
-
-static void scsi_transport_seq_stop(struct seq_file *seq, void *v)
-{
-        locate_hba_stop(seq, v);
-}
-
-static int scsi_transport_seq_show(struct seq_file *seq, void *v)
-{
-        struct se_hba *hba;
-        struct se_subsystem_dev *se_dev = list_entry(v, struct se_subsystem_dev,
-                                                g_se_dev_list);
-        struct se_device *dev = se_dev->se_dev_ptr;
-        struct se_port *se, *se_tmp;
-        struct se_portal_group *tpg;
-        struct t10_wwn *wwn;
-        char buf[64];
-
-        if (list_is_first(&se_dev->g_se_dev_list, &se_global->g_se_dev_list))
-                seq_puts(seq, "inst device indx dev_name\n");
-
-        if (!(dev))
-                return 0;
-
-        hba = dev->se_hba;
-        if (!(hba)) {
-                /* Log error ? */
-                return 0;
-        }
-
-        wwn = DEV_T10_WWN(dev);
-
-        spin_lock(&dev->se_port_lock);
-        list_for_each_entry_safe(se, se_tmp, &dev->dev_sep_list, sep_list) {
-                tpg = se->sep_tpg;
-                sprintf(buf, "scsiTransport%s",
-                                TPG_TFO(tpg)->get_fabric_name());
-
-                seq_printf(seq, "%u %s %u %s+%s\n",
-                        hba->hba_index, /* scsiTransportIndex */
-                        buf,  /* scsiTransportType */
-                        (TPG_TFO(tpg)->tpg_get_inst_index != NULL) ?
-                        TPG_TFO(tpg)->tpg_get_inst_index(tpg) :
-                        0,
-                        TPG_TFO(tpg)->tpg_get_wwn(tpg),
-                        (strlen(wwn->unit_serial)) ?
-                        /* scsiTransportDevName */
-                        wwn->unit_serial : wwn->vendor);
-        }
-        spin_unlock(&dev->se_port_lock);
-
-        return 0;
-}
-
-static const struct seq_operations scsi_transport_seq_ops = {
-        .start  = scsi_transport_seq_start,
-        .next   = scsi_transport_seq_next,
-        .stop   = scsi_transport_seq_stop,
-        .show   = scsi_transport_seq_show
-};
-
-static int scsi_transport_seq_open(struct inode *inode, struct file *file)
-{
-        return seq_open(file, &scsi_transport_seq_ops);
-}
-
-static const struct file_operations scsi_transport_seq_fops = {
-        .owner   = THIS_MODULE,
-        .open    = scsi_transport_seq_open,
-        .read    = seq_read,
-        .llseek  = seq_lseek,
-        .release = seq_release,
-};
-
-/*
- * SCSI Target Device Table
- */
-static void *scsi_tgt_dev_seq_start(struct seq_file *seq, loff_t *pos)
-{
-        return locate_hba_start(seq, pos);
-}
-
-static void *scsi_tgt_dev_seq_next(struct seq_file *seq, void *v, loff_t *pos)
-{
-        return locate_hba_next(seq, v, pos);
-}
-
-static void scsi_tgt_dev_seq_stop(struct seq_file *seq, void *v)
-{
-        locate_hba_stop(seq, v);
-}
-
-
-#define LU_COUNT        1  /* for now */
-static int scsi_tgt_dev_seq_show(struct seq_file *seq, void *v)
-{
-        struct se_hba *hba;
-        struct se_subsystem_dev *se_dev = list_entry(v, struct se_subsystem_dev,
-                                                g_se_dev_list);
-        struct se_device *dev = se_dev->se_dev_ptr;
-        int non_accessible_lus = 0;
-        char status[16];
-
-        if (list_is_first(&se_dev->g_se_dev_list, &se_global->g_se_dev_list))
-                seq_puts(seq, "inst indx num_LUs status non_access_LUs"
-                        " resets\n");
-
-        if (!(dev))
-                return 0;
-
-        hba = dev->se_hba;
-        if (!(hba)) {
-                /* Log error ? */
-                return 0;
-        }
-
-        switch (dev->dev_status) {
-        case TRANSPORT_DEVICE_ACTIVATED:
-                strcpy(status, "activated");
-                break;
-        case TRANSPORT_DEVICE_DEACTIVATED:
-                strcpy(status, "deactivated");
-                non_accessible_lus = 1;
-                break;
-        case TRANSPORT_DEVICE_SHUTDOWN:
-                strcpy(status, "shutdown");
-                non_accessible_lus = 1;
-                break;
-        case TRANSPORT_DEVICE_OFFLINE_ACTIVATED:
-        case TRANSPORT_DEVICE_OFFLINE_DEACTIVATED:
-                strcpy(status, "offline");
-                non_accessible_lus = 1;
-                break;
-        default:
-                sprintf(status, "unknown(%d)", dev->dev_status);
-                non_accessible_lus = 1;
-        }
-
-        seq_printf(seq, "%u %u %u %s %u %u\n",
-                   hba->hba_index, dev->dev_index, LU_COUNT,
-                   status, non_accessible_lus, dev->num_resets);
-
-        return 0;
-}
-
-static const struct seq_operations scsi_tgt_dev_seq_ops = {
-        .start  = scsi_tgt_dev_seq_start,
-        .next   = scsi_tgt_dev_seq_next,
-        .stop   = scsi_tgt_dev_seq_stop,
-        .show   = scsi_tgt_dev_seq_show
-};
-
-static int scsi_tgt_dev_seq_open(struct inode *inode, struct file *file)
-{
-        return seq_open(file, &scsi_tgt_dev_seq_ops);
-}
-
-static const struct file_operations scsi_tgt_dev_seq_fops = {
-        .owner   = THIS_MODULE,
-        .open    = scsi_tgt_dev_seq_open,
-        .read    = seq_read,
-        .llseek  = seq_lseek,
-        .release = seq_release,
-};
-
-/*
- * SCSI Target Port Table
- */
-static void *scsi_tgt_port_seq_start(struct seq_file *seq, loff_t *pos)
-{
-        return locate_hba_start(seq, pos);
-}
-
-static void *scsi_tgt_port_seq_next(struct seq_file *seq, void *v, loff_t *pos)
-{
-        return locate_hba_next(seq, v, pos);
-}
-
-static void scsi_tgt_port_seq_stop(struct seq_file *seq, void *v)
-{
-        locate_hba_stop(seq, v);
-}
-
-static int scsi_tgt_port_seq_show(struct seq_file *seq, void *v)
-{
-        struct se_hba *hba;
-        struct se_subsystem_dev *se_dev = list_entry(v, struct se_subsystem_dev,
-                                                g_se_dev_list);
-        struct se_device *dev = se_dev->se_dev_ptr;
-        struct se_port *sep, *sep_tmp;
-        struct se_portal_group *tpg;
-        u32 rx_mbytes, tx_mbytes;
-        unsigned long long num_cmds;
-        char buf[64];
-
-        if (list_is_first(&se_dev->g_se_dev_list, &se_global->g_se_dev_list))
-                seq_puts(seq, "inst device indx name port_index in_cmds"
-                        " write_mbytes read_mbytes hs_in_cmds\n");
-
-        if (!(dev))
-                return 0;
-
-        hba = dev->se_hba;
-        if (!(hba)) {
-                /* Log error ? */
-                return 0;
-        }
-
-        spin_lock(&dev->se_port_lock);
-        list_for_each_entry_safe(sep, sep_tmp, &dev->dev_sep_list, sep_list) {
-                tpg = sep->sep_tpg;
-                sprintf(buf, "%sPort#",
-                        TPG_TFO(tpg)->get_fabric_name());
-
-                seq_printf(seq, "%u %u %u %s%d %s%s%d ",
-                     hba->hba_index,
-                     dev->dev_index,
-                     sep->sep_index,
-                     buf, sep->sep_index,
-                     TPG_TFO(tpg)->tpg_get_wwn(tpg), "+t+",
-                     TPG_TFO(tpg)->tpg_get_tag(tpg));
-
-                spin_lock(&sep->sep_lun->lun_sep_lock);
-                num_cmds = sep->sep_stats.cmd_pdus;
-                rx_mbytes = (sep->sep_stats.rx_data_octets >> 20);
-                tx_mbytes = (sep->sep_stats.tx_data_octets >> 20);
-                spin_unlock(&sep->sep_lun->lun_sep_lock);
-
-                seq_printf(seq, "%llu %u %u %u\n", num_cmds,
-                        rx_mbytes, tx_mbytes, 0);
-        }
-        spin_unlock(&dev->se_port_lock);
-
-        return 0;
-}
-
-static const struct seq_operations scsi_tgt_port_seq_ops = {
-        .start  = scsi_tgt_port_seq_start,
-        .next   = scsi_tgt_port_seq_next,
-        .stop   = scsi_tgt_port_seq_stop,
-        .show   = scsi_tgt_port_seq_show
-};
-
-static int scsi_tgt_port_seq_open(struct inode *inode, struct file *file)
-{
-        return seq_open(file, &scsi_tgt_port_seq_ops);
-}
-
-static const struct file_operations scsi_tgt_port_seq_fops = {
-        .owner   = THIS_MODULE,
-        .open    = scsi_tgt_port_seq_open,
-        .read    = seq_read,
-        .llseek  = seq_lseek,
-        .release = seq_release,
-};
-
-/*
- * SCSI Authorized Initiator Table:
- * It contains the SCSI Initiators authorized to be attached to one of the
- * local Target ports.
- * Iterates through all active TPGs and extracts the info from the ACLs
- */
-static void *scsi_auth_intr_seq_start(struct seq_file *seq, loff_t *pos)
-{
-        spin_lock_bh(&se_global->se_tpg_lock);
-        return seq_list_start(&se_global->g_se_tpg_list, *pos);
-}
-
-static void *scsi_auth_intr_seq_next(struct seq_file *seq, void *v,
-                                         loff_t *pos)
-{
-        return seq_list_next(v, &se_global->g_se_tpg_list, pos);
-}
-
-static void scsi_auth_intr_seq_stop(struct seq_file *seq, void *v)
-{
-        spin_unlock_bh(&se_global->se_tpg_lock);
-}
-
-static int scsi_auth_intr_seq_show(struct seq_file *seq, void *v)
-{
-        struct se_portal_group *se_tpg = list_entry(v, struct se_portal_group,
-                                                se_tpg_list);
-        struct se_dev_entry *deve;
-        struct se_lun *lun;
-        struct se_node_acl *se_nacl;
-        int j;
-
-        if (list_is_first(&se_tpg->se_tpg_list,
-                          &se_global->g_se_tpg_list))
-                seq_puts(seq, "inst dev port indx dev_or_port intr_name "
-                         "map_indx att_count num_cmds read_mbytes "
-                         "write_mbytes hs_num_cmds creation_time row_status\n");
-
-        if (!(se_tpg))
-                return 0;
-
-        spin_lock(&se_tpg->acl_node_lock);
-        list_for_each_entry(se_nacl, &se_tpg->acl_node_list, acl_list) {
-
-                atomic_inc(&se_nacl->mib_ref_count);
-                smp_mb__after_atomic_inc();
-                spin_unlock(&se_tpg->acl_node_lock);
-
-                spin_lock_irq(&se_nacl->device_list_lock);
-                for (j = 0; j < TRANSPORT_MAX_LUNS_PER_TPG; j++) {
-                        deve = &se_nacl->device_list[j];
-                        if (!(deve->lun_flags &
-                                        TRANSPORT_LUNFLAGS_INITIATOR_ACCESS) ||
-                            (!deve->se_lun))
-                                continue;
-                        lun = deve->se_lun;
-                        if (!lun->lun_se_dev)
-                                continue;
-
-                        seq_printf(seq, "%u %u %u %u %u %s %u %u %u %u %u %u"
-                                        " %u %s\n",
-                                /* scsiInstIndex */
-                                (TPG_TFO(se_tpg)->tpg_get_inst_index != NULL) ?
-                                TPG_TFO(se_tpg)->tpg_get_inst_index(se_tpg) :
-                                0,
-                                /* scsiDeviceIndex */
-                                lun->lun_se_dev->dev_index,
-                                /* scsiAuthIntrTgtPortIndex */
-                                TPG_TFO(se_tpg)->tpg_get_tag(se_tpg),
-                                /* scsiAuthIntrIndex */
-                                se_nacl->acl_index,
-                                /* scsiAuthIntrDevOrPort */
-                                1,
-                                /* scsiAuthIntrName */
-                                se_nacl->initiatorname[0] ?
-                                        se_nacl->initiatorname : NONE,
-                                /* FIXME: scsiAuthIntrLunMapIndex */
-                                0,
-                                /* scsiAuthIntrAttachedTimes */
-                                deve->attach_count,
-                                /* scsiAuthIntrOutCommands */
-                                deve->total_cmds,
-                                /* scsiAuthIntrReadMegaBytes */
-                                (u32)(deve->read_bytes >> 20),
-                                /* scsiAuthIntrWrittenMegaBytes */
-                                (u32)(deve->write_bytes >> 20),
-                                /* FIXME: scsiAuthIntrHSOutCommands */
-                                0,
-                                /* scsiAuthIntrLastCreation */
-                                (u32)(((u32)deve->creation_time -
-                                            INITIAL_JIFFIES) * 100 / HZ),
-                                /* FIXME: scsiAuthIntrRowStatus */
-                                "Ready");
-                }
-                spin_unlock_irq(&se_nacl->device_list_lock);
-
-                spin_lock(&se_tpg->acl_node_lock);
-                atomic_dec(&se_nacl->mib_ref_count);
-                smp_mb__after_atomic_dec();
-        }
-        spin_unlock(&se_tpg->acl_node_lock);
-
-        return 0;
-}
-
-static const struct seq_operations scsi_auth_intr_seq_ops = {
-        .start  = scsi_auth_intr_seq_start,
-        .next   = scsi_auth_intr_seq_next,
-        .stop   = scsi_auth_intr_seq_stop,
-        .show   = scsi_auth_intr_seq_show
-};
-
-static int scsi_auth_intr_seq_open(struct inode *inode, struct file *file)
-{
-        return seq_open(file, &scsi_auth_intr_seq_ops);
-}
-
-static const struct file_operations scsi_auth_intr_seq_fops = {
-        .owner   = THIS_MODULE,
-        .open    = scsi_auth_intr_seq_open,
-        .read    = seq_read,
-        .llseek  = seq_lseek,
-        .release = seq_release,
-};
-
-/*
- * SCSI Attached Initiator Port Table:
- * It lists the SCSI Initiators attached to one of the local Target ports.
- * Iterates through all active TPGs and use active sessions from each TPG
- * to list the info fo this table.
- */
-static void *scsi_att_intr_port_seq_start(struct seq_file *seq, loff_t *pos)
-{
-        spin_lock_bh(&se_global->se_tpg_lock);
-        return seq_list_start(&se_global->g_se_tpg_list, *pos);
-}
-
-static void *scsi_att_intr_port_seq_next(struct seq_file *seq, void *v,
-                                         loff_t *pos)
-{
-        return seq_list_next(v, &se_global->g_se_tpg_list, pos);
-}
-
-static void scsi_att_intr_port_seq_stop(struct seq_file *seq, void *v)
-{
-        spin_unlock_bh(&se_global->se_tpg_lock);
-}
-
-static int scsi_att_intr_port_seq_show(struct seq_file *seq, void *v)
-{
-        struct se_portal_group *se_tpg = list_entry(v, struct se_portal_group,
-                                                se_tpg_list);
-        struct se_dev_entry *deve;
-        struct se_lun *lun;
-        struct se_node_acl *se_nacl;
-        struct se_session *se_sess;
-        unsigned char buf[64];
-        int j;
-
-        if (list_is_first(&se_tpg->se_tpg_list,
-                          &se_global->g_se_tpg_list))
-                seq_puts(seq, "inst dev port indx port_auth_indx port_name"
-                        " port_ident\n");
-
-        if (!(se_tpg))
-                return 0;
-
-        spin_lock(&se_tpg->session_lock);
-        list_for_each_entry(se_sess, &se_tpg->tpg_sess_list, sess_list) {
-                if ((TPG_TFO(se_tpg)->sess_logged_in(se_sess)) ||
-                    (!se_sess->se_node_acl) ||
-                    (!se_sess->se_node_acl->device_list))
-                        continue;
-
-                atomic_inc(&se_sess->mib_ref_count);
-                smp_mb__after_atomic_inc();
-                se_nacl = se_sess->se_node_acl;
-                atomic_inc(&se_nacl->mib_ref_count);
-                smp_mb__after_atomic_inc();
-                spin_unlock(&se_tpg->session_lock);
-
-                spin_lock_irq(&se_nacl->device_list_lock);
-                for (j = 0; j < TRANSPORT_MAX_LUNS_PER_TPG; j++) {
-                        deve = &se_nacl->device_list[j];
-                        if (!(deve->lun_flags &
-                                        TRANSPORT_LUNFLAGS_INITIATOR_ACCESS) ||
-                           (!deve->se_lun))
-                                continue;
-
-                        lun = deve->se_lun;
-                        if (!lun->lun_se_dev)
-                                continue;
-
-                        memset(buf, 0, 64);
-                        if (TPG_TFO(se_tpg)->sess_get_initiator_sid != NULL)
-                                TPG_TFO(se_tpg)->sess_get_initiator_sid(
-                                        se_sess, (unsigned char *)&buf[0], 64);
-
-                        seq_printf(seq, "%u %u %u %u %u %s+i+%s\n",
-                                /* scsiInstIndex */
-                                (TPG_TFO(se_tpg)->tpg_get_inst_index != NULL) ?
-                                TPG_TFO(se_tpg)->tpg_get_inst_index(se_tpg) :
-                                0,
-                                /* scsiDeviceIndex */
-                                lun->lun_se_dev->dev_index,
-                                /* scsiPortIndex */
-                                TPG_TFO(se_tpg)->tpg_get_tag(se_tpg),
-                                /* scsiAttIntrPortIndex */
-                                (TPG_TFO(se_tpg)->sess_get_index != NULL) ?
-                                TPG_TFO(se_tpg)->sess_get_index(se_sess) :
-                                0,
-                                /* scsiAttIntrPortAuthIntrIdx */
-                                se_nacl->acl_index,
-                                /* scsiAttIntrPortName */
-                                se_nacl->initiatorname[0] ?
-                                        se_nacl->initiatorname : NONE,
-                                /* scsiAttIntrPortIdentifier */
-                                buf);
-                }
-                spin_unlock_irq(&se_nacl->device_list_lock);
-
-                spin_lock(&se_tpg->session_lock);
-                atomic_dec(&se_nacl->mib_ref_count);
-                smp_mb__after_atomic_dec();
-                atomic_dec(&se_sess->mib_ref_count);
-                smp_mb__after_atomic_dec();
-        }
-        spin_unlock(&se_tpg->session_lock);
-
-        return 0;
-}
-
-static const struct seq_operations scsi_att_intr_port_seq_ops = {
-        .start  = scsi_att_intr_port_seq_start,
-        .next   = scsi_att_intr_port_seq_next,
-        .stop   = scsi_att_intr_port_seq_stop,
-        .show   = scsi_att_intr_port_seq_show
-};
-
-static int scsi_att_intr_port_seq_open(struct inode *inode, struct file *file)
-{
-        return seq_open(file, &scsi_att_intr_port_seq_ops);
-}
-
-static const struct file_operations scsi_att_intr_port_seq_fops = {
-        .owner   = THIS_MODULE,
-        .open    = scsi_att_intr_port_seq_open,
-        .read    = seq_read,
-        .llseek  = seq_lseek,
-        .release = seq_release,
-};
-
-/*
- * SCSI Logical Unit Table
- */
-static void *scsi_lu_seq_start(struct seq_file *seq, loff_t *pos)
-{
-        return locate_hba_start(seq, pos);
-}
-
-static void *scsi_lu_seq_next(struct seq_file *seq, void *v, loff_t *pos)
-{
-        return locate_hba_next(seq, v, pos);
-}
-
-static void scsi_lu_seq_stop(struct seq_file *seq, void *v)
-{
-        locate_hba_stop(seq, v);
-}
-
-#define SCSI_LU_INDEX           1
-static int scsi_lu_seq_show(struct seq_file *seq, void *v)
-{
-        struct se_hba *hba;
-        struct se_subsystem_dev *se_dev = list_entry(v, struct se_subsystem_dev,
-                                                g_se_dev_list);
-        struct se_device *dev = se_dev->se_dev_ptr;
-        int j;
-        char str[28];
-
-        if (list_is_first(&se_dev->g_se_dev_list, &se_global->g_se_dev_list))
-                seq_puts(seq, "inst dev indx LUN lu_name vend prod rev"
-                " dev_type status state-bit num_cmds read_mbytes"
-                " write_mbytes resets full_stat hs_num_cmds creation_time\n");
-
-        if (!(dev))
-                return 0;
-
-        hba = dev->se_hba;
-        if (!(hba)) {
-                /* Log error ? */
-                return 0;
-        }
-
-        /* Fix LU state, if we can read it from the device */
-        seq_printf(seq, "%u %u %u %llu %s", hba->hba_index,
-                        dev->dev_index, SCSI_LU_INDEX,
-                        (unsigned long long)0, /* FIXME: scsiLuDefaultLun */
-                        (strlen(DEV_T10_WWN(dev)->unit_serial)) ?
-                        /* scsiLuWwnName */
-                        (char *)&DEV_T10_WWN(dev)->unit_serial[0] :
-                        "None");
-
-        memcpy(&str[0], (void *)DEV_T10_WWN(dev), 28);
-        /* scsiLuVendorId */
-        for (j = 0; j < 8; j++)
-                str[j] = ISPRINT(DEV_T10_WWN(dev)->vendor[j]) ?
-                        DEV_T10_WWN(dev)->vendor[j] : 0x20;
-        str[8] = 0;
-        seq_printf(seq, " %s", str);
-
-        /* scsiLuProductId */
-        for (j = 0; j < 16; j++)
-                str[j] = ISPRINT(DEV_T10_WWN(dev)->model[j]) ?
-                        DEV_T10_WWN(dev)->model[j] : 0x20;
-        str[16] = 0;
-        seq_printf(seq, " %s", str);
-
-        /* scsiLuRevisionId */
-        for (j = 0; j < 4; j++)
-                str[j] = ISPRINT(DEV_T10_WWN(dev)->revision[j]) ?
-                        DEV_T10_WWN(dev)->revision[j] : 0x20;
-        str[4] = 0;
-        seq_printf(seq, " %s", str);
-
-        seq_printf(seq, " %u %s %s %llu %u %u %u %u %u %u\n",
-                /* scsiLuPeripheralType */
-                   TRANSPORT(dev)->get_device_type(dev),
-                   (dev->dev_status == TRANSPORT_DEVICE_ACTIVATED) ?
-                "available" : "notavailable", /* scsiLuStatus */
-                "exposed",      /* scsiLuState */
-                (unsigned long long)dev->num_cmds,
-                /* scsiLuReadMegaBytes */
-                (u32)(dev->read_bytes >> 20),
-                /* scsiLuWrittenMegaBytes */
-                (u32)(dev->write_bytes >> 20),
-                dev->num_resets, /* scsiLuInResets */
-                0, /* scsiLuOutTaskSetFullStatus */
-                0, /* scsiLuHSInCommands */
-                (u32)(((u32)dev->creation_time - INITIAL_JIFFIES) *
-                                                        100 / HZ));
-
-        return 0;
-}
-
-static const struct seq_operations scsi_lu_seq_ops = {
-        .start  = scsi_lu_seq_start,
-        .next   = scsi_lu_seq_next,
-        .stop   = scsi_lu_seq_stop,
-        .show   = scsi_lu_seq_show
-};
-
-static int scsi_lu_seq_open(struct inode *inode, struct file *file)
-{
-        return seq_open(file, &scsi_lu_seq_ops);
-}
-
-static const struct file_operations scsi_lu_seq_fops = {
-        .owner   = THIS_MODULE,
-        .open    = scsi_lu_seq_open,
-        .read    = seq_read,
-        .llseek  = seq_lseek,
-        .release = seq_release,
-};
-
-/****************************************************************************/
-
-/*
- * Remove proc fs entries
- */
-void remove_scsi_target_mib(void)
-{
-        remove_proc_entry("scsi_target/mib/scsi_inst", NULL);
-        remove_proc_entry("scsi_target/mib/scsi_dev", NULL);
-        remove_proc_entry("scsi_target/mib/scsi_port", NULL);
-        remove_proc_entry("scsi_target/mib/scsi_transport", NULL);
-        remove_proc_entry("scsi_target/mib/scsi_tgt_dev", NULL);
-        remove_proc_entry("scsi_target/mib/scsi_tgt_port", NULL);
-        remove_proc_entry("scsi_target/mib/scsi_auth_intr", NULL);
-        remove_proc_entry("scsi_target/mib/scsi_att_intr_port", NULL);
-        remove_proc_entry("scsi_target/mib/scsi_lu", NULL);
-        remove_proc_entry("scsi_target/mib", NULL);
-}
-
-/*
- * Create proc fs entries for the mib tables
- */
-int init_scsi_target_mib(void)
-{
-        struct proc_dir_entry *dir_entry;
-        struct proc_dir_entry *scsi_inst_entry;
-        struct proc_dir_entry *scsi_dev_entry;
-        struct proc_dir_entry *scsi_port_entry;
-        struct proc_dir_entry *scsi_transport_entry;
-        struct proc_dir_entry *scsi_tgt_dev_entry;
-        struct proc_dir_entry *scsi_tgt_port_entry;
-        struct proc_dir_entry *scsi_auth_intr_entry;
-        struct proc_dir_entry *scsi_att_intr_port_entry;
-        struct proc_dir_entry *scsi_lu_entry;
-
-        dir_entry = proc_mkdir("scsi_target/mib", NULL);
-        if (!(dir_entry)) {
-                printk(KERN_ERR "proc_mkdir() failed.\n");
-                return -1;
-        }
-
-        scsi_inst_entry =
-                create_proc_entry("scsi_target/mib/scsi_inst", 0, NULL);
-        if (scsi_inst_entry)
-                scsi_inst_entry->proc_fops = &scsi_inst_seq_fops;
-        else
-                goto error;
-
-        scsi_dev_entry =
-                create_proc_entry("scsi_target/mib/scsi_dev", 0, NULL);
-        if (scsi_dev_entry)
-                scsi_dev_entry->proc_fops = &scsi_dev_seq_fops;
-        else
-                goto error;
-
-        scsi_port_entry =
-                create_proc_entry("scsi_target/mib/scsi_port", 0, NULL);
-        if (scsi_port_entry)
-                scsi_port_entry->proc_fops = &scsi_port_seq_fops;
-        else
-                goto error;
-
-        scsi_transport_entry =
-                create_proc_entry("scsi_target/mib/scsi_transport", 0, NULL);
-        if (scsi_transport_entry)
-                scsi_transport_entry->proc_fops = &scsi_transport_seq_fops;
-        else
-                goto error;
-
-        scsi_tgt_dev_entry =
-                create_proc_entry("scsi_target/mib/scsi_tgt_dev", 0, NULL);
-        if (scsi_tgt_dev_entry)
-                scsi_tgt_dev_entry->proc_fops = &scsi_tgt_dev_seq_fops;
-        else
-                goto error;
-
-        scsi_tgt_port_entry =
-                create_proc_entry("scsi_target/mib/scsi_tgt_port", 0, NULL);
-        if (scsi_tgt_port_entry)
-                scsi_tgt_port_entry->proc_fops = &scsi_tgt_port_seq_fops;
-        else
-                goto error;
-
-        scsi_auth_intr_entry =
-                create_proc_entry("scsi_target/mib/scsi_auth_intr", 0, NULL);
-        if (scsi_auth_intr_entry)
-                scsi_auth_intr_entry->proc_fops = &scsi_auth_intr_seq_fops;
-        else
-                goto error;
-
-        scsi_att_intr_port_entry =
-              create_proc_entry("scsi_target/mib/scsi_att_intr_port", 0, NULL);
-        if (scsi_att_intr_port_entry)
-                scsi_att_intr_port_entry->proc_fops =
-                                &scsi_att_intr_port_seq_fops;
-        else
-                goto error;
-
-        scsi_lu_entry = create_proc_entry("scsi_target/mib/scsi_lu", 0, NULL);
-        if (scsi_lu_entry)
-                scsi_lu_entry->proc_fops = &scsi_lu_seq_fops;
-        else
-                goto error;
-
-        return 0;
-
-error:
-        printk(KERN_ERR "create_proc_entry() failed.\n");
-        remove_scsi_target_mib();
-        return -1;
-}
-
-/*
- * Initialize the index table for allocating unique row indexes to various mib
- * tables
- */
-void init_scsi_index_table(void)
-{
-        memset(&scsi_index_table, 0, sizeof(struct scsi_index_table));
-        spin_lock_init(&scsi_index_table.lock);
-}
-
-/*
- * Allocate a new row index for the entry type specified
- */
-u32 scsi_get_new_index(scsi_index_t type)
-{
-        u32 new_index;
-
-        if ((type < 0) || (type >= SCSI_INDEX_TYPE_MAX)) {
-                printk(KERN_ERR "Invalid index type %d\n", type);
-                return -1;
-        }
-
-        spin_lock(&scsi_index_table.lock);
-        new_index = ++scsi_index_table.scsi_mib_index[type];
-        if (new_index == 0)
-                new_index = ++scsi_index_table.scsi_mib_index[type];
-        spin_unlock(&scsi_index_table.lock);
-
-        return new_index;
-}
-EXPORT_SYMBOL(scsi_get_new_index);
diff --git a/drivers/target/target_core_mib.h b/drivers/target/target_core_mib.h
deleted file mode 100644
index 277204633850..000000000000
--- a/drivers/target/target_core_mib.h
+++ /dev/null
@@ -1,28 +0,0 @@
-#ifndef TARGET_CORE_MIB_H
-#define TARGET_CORE_MIB_H
-
-typedef enum {
-        SCSI_INST_INDEX,
-        SCSI_DEVICE_INDEX,
-        SCSI_AUTH_INTR_INDEX,
-        SCSI_INDEX_TYPE_MAX
-} scsi_index_t;
-
-struct scsi_index_table {
-        spinlock_t      lock;
-        u32             scsi_mib_index[SCSI_INDEX_TYPE_MAX];
-} ____cacheline_aligned;
-
-/* SCSI Port stats */
-struct scsi_port_stats {
-        u64     cmd_pdus;
-        u64     tx_data_octets;
-        u64     rx_data_octets;
-} ____cacheline_aligned;
-
-extern int init_scsi_target_mib(void);
-extern void remove_scsi_target_mib(void);
-extern void init_scsi_index_table(void);
-extern u32 scsi_get_new_index(scsi_index_t);
-
-#endif   /*** TARGET_CORE_MIB_H ***/
diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c
index 742d24609a9b..f2a08477a68c 100644
--- a/drivers/target/target_core_pscsi.c
+++ b/drivers/target/target_core_pscsi.c
@@ -462,8 +462,8 @@ static struct se_device *pscsi_create_type_disk(
          */
         bd = blkdev_get_by_path(se_dev->se_dev_udev_path,
                                 FMODE_WRITE|FMODE_READ|FMODE_EXCL, pdv);
-        if (!(bd)) {
-                printk("pSCSI: blkdev_get_by_path() failed\n");
+        if (IS_ERR(bd)) {
+                printk(KERN_ERR "pSCSI: blkdev_get_by_path() failed\n");
                 scsi_device_put(sd);
                 return NULL;
         }
diff --git a/drivers/target/target_core_tpg.c b/drivers/target/target_core_tpg.c
index abfa81a57115..c26f67467623 100644
--- a/drivers/target/target_core_tpg.c
+++ b/drivers/target/target_core_tpg.c
@@ -275,7 +275,6 @@ struct se_node_acl *core_tpg_check_initiator_node_acl(
         spin_lock_init(&acl->device_list_lock);
         spin_lock_init(&acl->nacl_sess_lock);
         atomic_set(&acl->acl_pr_ref_count, 0);
-        atomic_set(&acl->mib_ref_count, 0);
         acl->queue_depth = TPG_TFO(tpg)->tpg_get_default_depth(tpg);
         snprintf(acl->initiatorname, TRANSPORT_IQN_LEN, "%s", initiatorname);
         acl->se_tpg = tpg;
@@ -318,12 +317,6 @@ void core_tpg_wait_for_nacl_pr_ref(struct se_node_acl *nacl)
                 cpu_relax();
 }
 
-void core_tpg_wait_for_mib_ref(struct se_node_acl *nacl)
-{
-        while (atomic_read(&nacl->mib_ref_count) != 0)
-                cpu_relax();
-}
-
 void core_tpg_clear_object_luns(struct se_portal_group *tpg)
 {
         int i, ret;
@@ -480,7 +473,6 @@ int core_tpg_del_initiator_node_acl(
         spin_unlock_bh(&tpg->session_lock);
 
         core_tpg_wait_for_nacl_pr_ref(acl);
-        core_tpg_wait_for_mib_ref(acl);
         core_clear_initiator_node_from_tpg(acl, tpg);
         core_free_device_list_for_node(acl, tpg);
 
@@ -701,6 +693,8 @@ EXPORT_SYMBOL(core_tpg_register);
 
 int core_tpg_deregister(struct se_portal_group *se_tpg)
 {
+        struct se_node_acl *nacl, *nacl_tmp;
+
         printk(KERN_INFO "TARGET_CORE[%s]: Deallocating %s struct se_portal_group"
                 " for endpoint: %s Portal Tag %u\n",
                 (se_tpg->se_tpg_type == TRANSPORT_TPG_TYPE_NORMAL) ?
@@ -714,6 +708,25 @@ int core_tpg_deregister(struct se_portal_group *se_tpg)
 
         while (atomic_read(&se_tpg->tpg_pr_ref_count) != 0)
                 cpu_relax();
+        /*
+         * Release any remaining demo-mode generated se_node_acl that have
+         * not been released because of TFO->tpg_check_demo_mode_cache() == 1
+         * in transport_deregister_session().
+         */
+        spin_lock_bh(&se_tpg->acl_node_lock);
+        list_for_each_entry_safe(nacl, nacl_tmp, &se_tpg->acl_node_list,
+                        acl_list) {
+                list_del(&nacl->acl_list);
+                se_tpg->num_node_acls--;
+                spin_unlock_bh(&se_tpg->acl_node_lock);
+
+                core_tpg_wait_for_nacl_pr_ref(nacl);
+                core_free_device_list_for_node(nacl, se_tpg);
+                TPG_TFO(se_tpg)->tpg_release_fabric_acl(se_tpg, nacl);
+
+                spin_lock_bh(&se_tpg->acl_node_lock);
+        }
+        spin_unlock_bh(&se_tpg->acl_node_lock);
 
         if (se_tpg->se_tpg_type == TRANSPORT_TPG_TYPE_NORMAL)
                 core_tpg_release_virtual_lun0(se_tpg);
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 28b6292ff298..236e22d8cfae 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -379,6 +379,40 @@ void release_se_global(void)
         se_global = NULL;
 }
 
+/* SCSI statistics table index */
+static struct scsi_index_table scsi_index_table;
+
+/*
+ * Initialize the index table for allocating unique row indexes to various mib
+ * tables.
+ */
+void init_scsi_index_table(void)
+{
+        memset(&scsi_index_table, 0, sizeof(struct scsi_index_table));
+        spin_lock_init(&scsi_index_table.lock);
+}
+
+/*
+ * Allocate a new row index for the entry type specified
+ */
+u32 scsi_get_new_index(scsi_index_t type)
+{
+        u32 new_index;
+
+        if ((type < 0) || (type >= SCSI_INDEX_TYPE_MAX)) {
+                printk(KERN_ERR "Invalid index type %d\n", type);
+                return -EINVAL;
+        }
+
+        spin_lock(&scsi_index_table.lock);
+        new_index = ++scsi_index_table.scsi_mib_index[type];
+        if (new_index == 0)
+                new_index = ++scsi_index_table.scsi_mib_index[type];
+        spin_unlock(&scsi_index_table.lock);
+
+        return new_index;
+}
+
 void transport_init_queue_obj(struct se_queue_obj *qobj)
 {
         atomic_set(&qobj->queue_cnt, 0);
@@ -437,7 +471,6 @@ struct se_session *transport_init_session(void)
         }
         INIT_LIST_HEAD(&se_sess->sess_list);
         INIT_LIST_HEAD(&se_sess->sess_acl_list);
-        atomic_set(&se_sess->mib_ref_count, 0);
 
         return se_sess;
 }
@@ -546,12 +579,6 @@ void transport_deregister_session(struct se_session *se_sess)
                 transport_free_session(se_sess);
                 return;
         }
-        /*
-         * Wait for possible reference in drivers/target/target_core_mib.c:
-         * scsi_att_intr_port_seq_show()
-         */
-        while (atomic_read(&se_sess->mib_ref_count) != 0)
-                cpu_relax();
 
         spin_lock_bh(&se_tpg->session_lock);
         list_del(&se_sess->sess_list);
@@ -574,7 +601,6 @@ void transport_deregister_session(struct se_session *se_sess)
                                 spin_unlock_bh(&se_tpg->acl_node_lock);
 
                                 core_tpg_wait_for_nacl_pr_ref(se_nacl);
-                                core_tpg_wait_for_mib_ref(se_nacl);
                                 core_free_device_list_for_node(se_nacl, se_tpg);
                                 TPG_TFO(se_tpg)->tpg_release_fabric_acl(se_tpg,
                                                 se_nacl);
@@ -4827,6 +4853,8 @@ static int transport_do_se_mem_map(
 
                 return ret;
         }
+
+        BUG_ON(list_empty(se_mem_list));
         /*
          * This is the normal path for all normal non BIDI and BIDI-COMMAND
          * WRITE payloads..  If we need to do BIDI READ passthrough for
@@ -5008,7 +5036,9 @@ transport_map_control_cmd_to_task(struct se_cmd *cmd)
                 struct se_mem *se_mem = NULL, *se_mem_lout = NULL;
                 u32 se_mem_cnt = 0, task_offset = 0;
 
-                BUG_ON(list_empty(cmd->t_task->t_mem_list));
+                if (!list_empty(T_TASK(cmd)->t_mem_list))
+                        se_mem = list_entry(T_TASK(cmd)->t_mem_list->next,
+                                        struct se_mem, se_list);
 
                 ret = transport_do_se_mem_map(dev, task,
                                 cmd->t_task->t_mem_list, NULL, se_mem,
diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig
index f7a5dba3ca23..bf7c687519ef 100644
--- a/drivers/thermal/Kconfig
+++ b/drivers/thermal/Kconfig
@@ -4,7 +4,6 @@
 
 menuconfig THERMAL
         tristate "Generic Thermal sysfs driver"
-        depends on NET
         help
           Generic Thermal Sysfs driver offers a generic mechanism for
           thermal management. Usually it's made up of one or more thermal
diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c
index 7d0e63c79280..713b7ea4a607 100644
--- a/drivers/thermal/thermal_sys.c
+++ b/drivers/thermal/thermal_sys.c
@@ -62,20 +62,6 @@ static DEFINE_MUTEX(thermal_list_lock);
 
 static unsigned int thermal_event_seqnum;
 
-static struct genl_family thermal_event_genl_family = {
-        .id = GENL_ID_GENERATE,
-        .name = THERMAL_GENL_FAMILY_NAME,
-        .version = THERMAL_GENL_VERSION,
-        .maxattr = THERMAL_GENL_ATTR_MAX,
-};
-
-static struct genl_multicast_group thermal_event_mcgrp = {
-        .name = THERMAL_GENL_MCAST_GROUP_NAME,
-};
-
-static int genetlink_init(void);
-static void genetlink_exit(void);
-
 static int get_idr(struct idr *idr, struct mutex *lock, int *id)
 {
         int err;
@@ -1225,6 +1211,18 @@ void thermal_zone_device_unregister(struct thermal_zone_device *tz)
 
 EXPORT_SYMBOL(thermal_zone_device_unregister);
 
+#ifdef CONFIG_NET
+static struct genl_family thermal_event_genl_family = {
+        .id = GENL_ID_GENERATE,
+        .name = THERMAL_GENL_FAMILY_NAME,
+        .version = THERMAL_GENL_VERSION,
+        .maxattr = THERMAL_GENL_ATTR_MAX,
+};
+
+static struct genl_multicast_group thermal_event_mcgrp = {
+        .name = THERMAL_GENL_MCAST_GROUP_NAME,
+};
+
 int generate_netlink_event(u32 orig, enum events event)
 {
         struct sk_buff *skb;
@@ -1301,6 +1299,15 @@ static int genetlink_init(void)
         return result;
 }
 
+static void genetlink_exit(void)
+{
+        genl_unregister_family(&thermal_event_genl_family);
+}
+#else /* !CONFIG_NET */
+static inline int genetlink_init(void) { return 0; }
+static inline void genetlink_exit(void) {}
+#endif /* !CONFIG_NET */
+
 static int __init thermal_init(void)
 {
         int result = 0;
@@ -1316,11 +1323,6 @@ static int __init thermal_init(void)
         return result;
 }
 
-static void genetlink_exit(void)
-{
-        genl_unregister_family(&thermal_event_genl_family);
-}
-
 static void __exit thermal_exit(void)
 {
         class_unregister(&thermal_class);
diff --git a/drivers/tty/hvc/Makefile b/drivers/tty/hvc/Makefile
index e6bed5f177ff..d79e7e9bf9d2 100644
--- a/drivers/tty/hvc/Makefile
+++ b/drivers/tty/hvc/Makefile
@@ -10,4 +10,3 @@ obj-$(CONFIG_HVC_XEN)		+= hvc_xen.o
 obj-$(CONFIG_HVC_IUCV)          += hvc_iucv.o
 obj-$(CONFIG_HVC_UDBG)          += hvc_udbg.o
 obj-$(CONFIG_HVCS)              += hvcs.o
-obj-$(CONFIG_VIRTIO_CONSOLE)    += virtio_console.o
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index 44b8412a04e8..aa2e5d3eb01a 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -2414,6 +2414,7 @@ static int gsmld_config(struct tty_struct *tty, struct gsm_mux *gsm,
 
         gsm->initiator = c->initiator;
         gsm->mru = c->mru;
+        gsm->mtu = c->mtu;
         gsm->encoding = c->encapsulation;
         gsm->adaption = c->adaption;
         gsm->n2 = c->n2;
diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c
index 47d32281032c..52fc0c9a6364 100644
--- a/drivers/tty/n_hdlc.c
+++ b/drivers/tty/n_hdlc.c
@@ -581,8 +581,9 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file,
                            __u8 __user *buf, size_t nr)
 {
         struct n_hdlc *n_hdlc = tty2n_hdlc(tty);
-        int ret;
+        int ret = 0;
         struct n_hdlc_buf *rbuf;
+        DECLARE_WAITQUEUE(wait, current);
 
         if (debuglevel >= DEBUG_LEVEL_INFO)     
                 printk("%s(%d)n_hdlc_tty_read() called\n",__FILE__,__LINE__);
@@ -598,57 +599,55 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file,
                 return -EFAULT;
         }
 
-        tty_lock();
+        add_wait_queue(&tty->read_wait, &wait);
 
         for (;;) {
                 if (test_bit(TTY_OTHER_CLOSED, &tty->flags)) {
-                        tty_unlock();
-                        return -EIO;
+                        ret = -EIO;
+                        break;
                 }
+                if (tty_hung_up_p(file))
+                        break;
 
-                n_hdlc = tty2n_hdlc (tty);
-                if (!n_hdlc || n_hdlc->magic != HDLC_MAGIC ||
-                         tty != n_hdlc->tty) {
-                        tty_unlock();
-                        return 0;
-                }
+                set_current_state(TASK_INTERRUPTIBLE);
 
                 rbuf = n_hdlc_buf_get(&n_hdlc->rx_buf_list);
-                if (rbuf)
+                if (rbuf) {
+                        if (rbuf->count > nr) {
+                                /* too large for caller's buffer */
+                                ret = -EOVERFLOW;
+                        } else {
+                                if (copy_to_user(buf, rbuf->buf, rbuf->count))
+                                        ret = -EFAULT;
+                                else
+                                        ret = rbuf->count;
+                        }
+
+                        if (n_hdlc->rx_free_buf_list.count >
+                            DEFAULT_RX_BUF_COUNT)
+                                kfree(rbuf);
+                        else
+                                n_hdlc_buf_put(&n_hdlc->rx_free_buf_list, rbuf);
                         break;
+                }
                         
                 /* no data */
                 if (file->f_flags & O_NONBLOCK) {
-                        tty_unlock();
-                        return -EAGAIN;
+                        ret = -EAGAIN;
+                        break;
                 }
-                        
-                interruptible_sleep_on (&tty->read_wait);
+
+                schedule();
+
                 if (signal_pending(current)) {
-                        tty_unlock();
-                        return -EINTR;
+                        ret = -EINTR;
+                        break;
                 }
         }
-                
-        if (rbuf->count > nr)
-                /* frame too large for caller's buffer (discard frame) */
-                ret = -EOVERFLOW;
-        else {
-                /* Copy the data to the caller's buffer */
-                if (copy_to_user(buf, rbuf->buf, rbuf->count))
-                        ret = -EFAULT;
-                else
-                        ret = rbuf->count;
-        }
-        
-        /* return HDLC buffer to free list unless the free list */
-        /* count has exceeded the default value, in which case the */
-        /* buffer is freed back to the OS to conserve memory */
-        if (n_hdlc->rx_free_buf_list.count > DEFAULT_RX_BUF_COUNT)
-                kfree(rbuf);
-        else    
-                n_hdlc_buf_put(&n_hdlc->rx_free_buf_list,rbuf);
-        tty_unlock();
+
+        remove_wait_queue(&tty->read_wait, &wait);
+        __set_current_state(TASK_RUNNING);
+
         return ret;
         
 }       /* end of n_hdlc_tty_read() */
@@ -691,14 +690,15 @@ static ssize_t n_hdlc_tty_write(struct tty_struct *tty, struct file *file,
                 count = maxframe;
         }
         
-        tty_lock();
-
         add_wait_queue(&tty->write_wait, &wait);
-        set_current_state(TASK_INTERRUPTIBLE);
+
+        for (;;) {
+                set_current_state(TASK_INTERRUPTIBLE);
         
-        /* Allocate transmit buffer */
-        /* sleep until transmit buffer available */             
-        while (!(tbuf = n_hdlc_buf_get(&n_hdlc->tx_free_buf_list))) {
+                tbuf = n_hdlc_buf_get(&n_hdlc->tx_free_buf_list);
+                if (tbuf)
+                        break;
+
                 if (file->f_flags & O_NONBLOCK) {
                         error = -EAGAIN;
                         break;
@@ -719,7 +719,7 @@ static ssize_t n_hdlc_tty_write(struct tty_struct *tty, struct file *file,
                 }
         }
 
-        set_current_state(TASK_RUNNING);
+        __set_current_state(TASK_RUNNING);
         remove_wait_queue(&tty->write_wait, &wait);
 
         if (!error) {           
@@ -731,7 +731,7 @@ static ssize_t n_hdlc_tty_write(struct tty_struct *tty, struct file *file,
                 n_hdlc_buf_put(&n_hdlc->tx_buf_list,tbuf);
                 n_hdlc_send_frames(n_hdlc,tty);
         }
-        tty_unlock();
+
         return error;
         
 }       /* end of n_hdlc_tty_write() */
diff --git a/drivers/tty/serial/68328serial.c b/drivers/tty/serial/68328serial.c
index be0ebce36e54..de0160e3f8c4 100644
--- a/drivers/tty/serial/68328serial.c
+++ b/drivers/tty/serial/68328serial.c
@@ -262,7 +262,7 @@ static void status_handle(struct m68k_serial *info, unsigned short status)
 
 static void receive_chars(struct m68k_serial *info, unsigned short rx)
 {
-        struct tty_struct *tty = info->port.tty;
+        struct tty_struct *tty = info->tty;
         m68328_uart *uart = &uart_addr[info->line];
         unsigned char ch, flag;
 
@@ -329,7 +329,7 @@ static void transmit_chars(struct m68k_serial *info)
                 goto clear_and_return;
         }
 
-        if((info->xmit_cnt <= 0) || info->port.tty->stopped) {
+        if((info->xmit_cnt <= 0) || info->tty->stopped) {
                 /* That's peculiar... TX ints off */
                 uart->ustcnt &= ~USTCNT_TX_INTR_MASK;
                 goto clear_and_return;
@@ -383,7 +383,7 @@ static void do_softint(struct work_struct *work)
         struct m68k_serial      *info = container_of(work, struct m68k_serial, tqueue);
         struct tty_struct       *tty;
         
-        tty = info->port.tty;
+        tty = info->tty;
         if (!tty)
                 return;
 #if 0
@@ -407,7 +407,7 @@ static void do_serial_hangup(struct work_struct *work)
         struct m68k_serial      *info = container_of(work, struct m68k_serial, tqueue_hangup);
         struct tty_struct       *tty;
         
-        tty = info->port.tty;
+        tty = info->tty;
         if (!tty)
                 return;
 
@@ -451,8 +451,8 @@ static int startup(struct m68k_serial * info)
         uart->ustcnt = USTCNT_UEN | USTCNT_RXEN | USTCNT_RX_INTR_MASK;
 #endif
 
-        if (info->port.tty)
-                clear_bit(TTY_IO_ERROR, &info->port.tty->flags);
+        if (info->tty)
+                clear_bit(TTY_IO_ERROR, &info->tty->flags);
         info->xmit_cnt = info->xmit_head = info->xmit_tail = 0;
 
         /*
@@ -486,8 +486,8 @@ static void shutdown(struct m68k_serial * info)
                 info->xmit_buf = 0;
         }
 
-        if (info->port.tty)
-                set_bit(TTY_IO_ERROR, &info->port.tty->flags);
+        if (info->tty)
+                set_bit(TTY_IO_ERROR, &info->tty->flags);
         
         info->flags &= ~S_INITIALIZED;
         local_irq_restore(flags);
@@ -553,9 +553,9 @@ static void change_speed(struct m68k_serial *info)
         unsigned cflag;
         int     i;
 
-        if (!info->port.tty || !info->port.tty->termios)
+        if (!info->tty || !info->tty->termios)
                 return;
-        cflag = info->port.tty->termios->c_cflag;
+        cflag = info->tty->termios->c_cflag;
         if (!(port = info->port))
                 return;
 
@@ -970,7 +970,6 @@ static void send_break(struct m68k_serial * info, unsigned int duration)
 static int rs_ioctl(struct tty_struct *tty, struct file * file,
                     unsigned int cmd, unsigned long arg)
 {
-        int error;
         struct m68k_serial * info = (struct m68k_serial *)tty->driver_data;
         int retval;
 
@@ -1104,7 +1103,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp)
         tty_ldisc_flush(tty);
         tty->closing = 0;
         info->event = 0;
-        info->port.tty = NULL;
+        info->tty = NULL;
 #warning "This is not and has never been valid so fix it"       
 #if 0
         if (tty->ldisc.num != ldiscs[N_TTY].num) {
@@ -1142,7 +1141,7 @@ void rs_hangup(struct tty_struct *tty)
         info->event = 0;
         info->count = 0;
         info->flags &= ~S_NORMAL_ACTIVE;
-        info->port.tty = NULL;
+        info->tty = NULL;
         wake_up_interruptible(&info->open_wait);
 }
 
@@ -1261,7 +1260,7 @@ int rs_open(struct tty_struct *tty, struct file * filp)
 
         info->count++;
         tty->driver_data = info;
-        info->port.tty = tty;
+        info->tty = tty;
 
         /*
          * Start up serial port
@@ -1338,7 +1337,7 @@ rs68328_init(void)
             info = &m68k_soft[i];
             info->magic = SERIAL_MAGIC;
             info->port = (int) &uart_addr[i];
-            info->port.tty = NULL;
+            info->tty = NULL;
             info->irq = uart_irqs[i];
             info->custom_divisor = 16;
             info->close_delay = 50;
diff --git a/drivers/tty/serial/68360serial.c b/drivers/tty/serial/68360serial.c
index 88b13356ec10..bc21eeae8fde 100644
--- a/drivers/tty/serial/68360serial.c
+++ b/drivers/tty/serial/68360serial.c
@@ -2428,6 +2428,7 @@ static const struct tty_operations rs_360_ops = {
         /* .read_proc = rs_360_read_proc, */
         .tiocmget = rs_360_tiocmget,
         .tiocmset = rs_360_tiocmset,
+        .get_icount = rs_360_get_icount,
 };
 
 static int __init rs_360_init(void)
diff --git a/drivers/tty/serial/8250.c b/drivers/tty/serial/8250.c
index b25e6e490530..3975df6f7fdb 100644
--- a/drivers/tty/serial/8250.c
+++ b/drivers/tty/serial/8250.c
@@ -236,7 +236,8 @@ static const struct serial8250_config uart_config[] = {
                 .fifo_size      = 128,
                 .tx_loadsz      = 128,
                 .fcr            = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
-                .flags          = UART_CAP_FIFO | UART_CAP_EFR | UART_CAP_SLEEP,
+                /* UART_CAP_EFR breaks billionon CF bluetooth card. */
+                .flags          = UART_CAP_FIFO | UART_CAP_SLEEP,
         },
         [PORT_16654] = {
                 .name           = "ST16654",
diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index b1682d7f1d8a..2b8334601c8b 100644
--- a/drivers/tty/serial/Kconfig
+++ b/drivers/tty/serial/Kconfig
@@ -1518,6 +1518,7 @@ config SERIAL_BCM63XX_CONSOLE
 config SERIAL_GRLIB_GAISLER_APBUART
         tristate "GRLIB APBUART serial support"
         depends on OF
+        select SERIAL_CORE
         ---help---
         Add support for the GRLIB APBUART serial port.
 
diff --git a/drivers/tty/serial/bfin_5xx.c b/drivers/tty/serial/bfin_5xx.c
index e381b895b04d..9b1ff2b6bb37 100644
--- a/drivers/tty/serial/bfin_5xx.c
+++ b/drivers/tty/serial/bfin_5xx.c
@@ -370,10 +370,8 @@ static irqreturn_t bfin_serial_rx_int(int irq, void *dev_id)
 {
         struct bfin_serial_port *uart = dev_id;
 
-        spin_lock(&uart->port.lock);
         while (UART_GET_LSR(uart) & DR)
                 bfin_serial_rx_chars(uart);
-        spin_unlock(&uart->port.lock);
 
         return IRQ_HANDLED;
 }
@@ -490,9 +488,8 @@ void bfin_serial_rx_dma_timeout(struct bfin_serial_port *uart)
 {
         int x_pos, pos;
 
-        dma_disable_irq(uart->tx_dma_channel);
-        dma_disable_irq(uart->rx_dma_channel);
-        spin_lock_bh(&uart->port.lock);
+        dma_disable_irq_nosync(uart->rx_dma_channel);
+        spin_lock_bh(&uart->rx_lock);
 
         /* 2D DMA RX buffer ring is used. Because curr_y_count and
          * curr_x_count can't be read as an atomic operation,
@@ -523,8 +520,7 @@ void bfin_serial_rx_dma_timeout(struct bfin_serial_port *uart)
                 uart->rx_dma_buf.tail = uart->rx_dma_buf.head;
         }
 
-        spin_unlock_bh(&uart->port.lock);
-        dma_enable_irq(uart->tx_dma_channel);
+        spin_unlock_bh(&uart->rx_lock);
         dma_enable_irq(uart->rx_dma_channel);
 
         mod_timer(&(uart->rx_dma_timer), jiffies + DMA_RX_FLUSH_JIFFIES);
@@ -571,7 +567,7 @@ static irqreturn_t bfin_serial_dma_rx_int(int irq, void *dev_id)
         unsigned short irqstat;
         int x_pos, pos;
 
-        spin_lock(&uart->port.lock);
+        spin_lock(&uart->rx_lock);
         irqstat = get_dma_curr_irqstat(uart->rx_dma_channel);
         clear_dma_irqstat(uart->rx_dma_channel);
 
@@ -589,7 +585,7 @@ static irqreturn_t bfin_serial_dma_rx_int(int irq, void *dev_id)
                 uart->rx_dma_buf.tail = uart->rx_dma_buf.head;
         }
 
-        spin_unlock(&uart->port.lock);
+        spin_unlock(&uart->rx_lock);
 
         return IRQ_HANDLED;
 }
@@ -1332,6 +1328,7 @@ static int bfin_serial_probe(struct platform_device *pdev)
                 }
 
 #ifdef CONFIG_SERIAL_BFIN_DMA
+                spin_lock_init(&uart->rx_lock);
                 uart->tx_done       = 1;
                 uart->tx_count      = 0;
 
diff --git a/drivers/tty/serial/max3100.c b/drivers/tty/serial/max3100.c
index beb1afa27d8d..7b951adac54b 100644
--- a/drivers/tty/serial/max3100.c
+++ b/drivers/tty/serial/max3100.c
@@ -601,7 +601,7 @@ static int max3100_startup(struct uart_port *port)
         s->rts = 0;
 
         sprintf(b, "max3100-%d", s->minor);
-        s->workqueue = create_freezeable_workqueue(b);
+        s->workqueue = create_freezable_workqueue(b);
         if (!s->workqueue) {
                 dev_warn(&s->spi->dev, "cannot create workqueue\n");
                 return -EBUSY;
diff --git a/drivers/tty/serial/max3107.c b/drivers/tty/serial/max3107.c
index 910870edf708..750b4f627315 100644
--- a/drivers/tty/serial/max3107.c
+++ b/drivers/tty/serial/max3107.c
@@ -833,7 +833,7 @@ static int max3107_startup(struct uart_port *port)
         struct max3107_port *s = container_of(port, struct max3107_port, port);
 
         /* Initialize work queue */
-        s->workqueue = create_freezeable_workqueue("max3107");
+        s->workqueue = create_freezable_workqueue("max3107");
         if (!s->workqueue) {
                 dev_err(&s->spi->dev, "Workqueue creation failed\n");
                 return -EBUSY;
diff --git a/drivers/tty/serial/serial_cs.c b/drivers/tty/serial/serial_cs.c
index 93760b2ea172..1ef4df9bf7e4 100644
--- a/drivers/tty/serial/serial_cs.c
+++ b/drivers/tty/serial/serial_cs.c
@@ -712,6 +712,7 @@ static struct pcmcia_device_id serial_ids[] = {
         PCMCIA_PFC_DEVICE_PROD_ID12(1, "Xircom", "CreditCard Ethernet+Modem II", 0x2e3ee845, 0xeca401bf),
         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0e01),
         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0a05),
+        PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x0b05),
         PCMCIA_PFC_DEVICE_MANF_CARD(1, 0x0032, 0x1101),
         PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0104, 0x0070),
         PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0101, 0x0562),
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 8e0dd254eb11..81f13958e751 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -571,6 +571,7 @@ struct sysrq_state {
         unsigned int alt_use;
         bool active;
         bool need_reinject;
+        bool reinjecting;
 };
 
 static void sysrq_reinject_alt_sysrq(struct work_struct *work)
@@ -581,6 +582,10 @@ static void sysrq_reinject_alt_sysrq(struct work_struct *work)
         unsigned int alt_code = sysrq->alt_use;
 
         if (sysrq->need_reinject) {
+                /* we do not want the assignment to be reordered */
+                sysrq->reinjecting = true;
+                mb();
+
                 /* Simulate press and release of Alt + SysRq */
                 input_inject_event(handle, EV_KEY, alt_code, 1);
                 input_inject_event(handle, EV_KEY, KEY_SYSRQ, 1);
@@ -589,6 +594,9 @@ static void sysrq_reinject_alt_sysrq(struct work_struct *work)
                 input_inject_event(handle, EV_KEY, KEY_SYSRQ, 0);
                 input_inject_event(handle, EV_KEY, alt_code, 0);
                 input_inject_event(handle, EV_SYN, SYN_REPORT, 1);
+
+                mb();
+                sysrq->reinjecting = false;
         }
 }
 
@@ -599,6 +607,13 @@ static bool sysrq_filter(struct input_handle *handle,
         bool was_active = sysrq->active;
         bool suppress;
 
+        /*
+         * Do not filter anything if we are in the process of re-injecting
+         * Alt+SysRq combination.
+         */
+        if (sysrq->reinjecting)
+                return false;
+
         switch (type) {
 
         case EV_SYN:
@@ -629,7 +644,7 @@ static bool sysrq_filter(struct input_handle *handle,
                                 sysrq->alt_use = sysrq->alt;
                                 /*
                                  * If nothing else will be pressed we'll need
-                                 * to * re-inject Alt-SysRq keysroke.
+                                 * to re-inject Alt-SysRq keysroke.
                                  */
                                 sysrq->need_reinject = true;
                         }
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 6158eae0f64a..0065da4b11c1 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -3257,7 +3257,7 @@ static ssize_t show_cons_active(struct device *dev,
         ssize_t count = 0;
 
         console_lock();
-        for (c = console_drivers; c; c = c->next) {
+        for_each_console(c) {
                 if (!c->device)
                         continue;
                 if (!c->write)
@@ -3306,7 +3306,7 @@ int __init tty_init(void)
         if (IS_ERR(consdev))
                 consdev = NULL;
         else
-                device_create_file(consdev, &dev_attr_active);
+                WARN_ON(device_create_file(consdev, &dev_attr_active) < 0);
 
 #ifdef CONFIG_VT
         vty_init(&console_fops);
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index b230bd3f056f..147ede3423df 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -2994,7 +2994,7 @@ int __init vty_init(const struct file_operations *console_fops)
         if (IS_ERR(tty0dev))
                 tty0dev = NULL;
         else
-                device_create_file(tty0dev, &dev_attr_active);
+                WARN_ON(device_create_file(tty0dev, &dev_attr_active) < 0);
 
         vcs_init();
 
@@ -3545,7 +3545,7 @@ int register_con_driver(const struct consw *csw, int first, int last)
 
                 /* already registered */
                 if (con_driver->con == csw)
-                        retval = -EINVAL;
+                        retval = -EBUSY;
         }
 
         if (retval)
@@ -3656,7 +3656,12 @@ int take_over_console(const struct consw *csw, int first, int last, int deflt)
         int err;
 
         err = register_con_driver(csw, first, last);
-
+        /* if we get an busy error we still want to bind the console driver
+         * and return success, as we may have unbound the console driver
+         * but not unregistered it.
+        */
+        if (err == -EBUSY)
+                err = 0;
         if (!err)
                 bind_con_driver(csw, first, last, deflt);
 
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index d6ede989ff22..4ab49d4eebf4 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1607,6 +1607,7 @@ static const struct usb_device_id acm_ids[] = {
         { NOKIA_PCSUITE_ACM_INFO(0x0154), }, /* Nokia 5800 XpressMusic */
         { NOKIA_PCSUITE_ACM_INFO(0x04ce), }, /* Nokia E90 */
         { NOKIA_PCSUITE_ACM_INFO(0x01d4), }, /* Nokia E55 */
+        { NOKIA_PCSUITE_ACM_INFO(0x0302), }, /* Nokia N8 */
         { SAMSUNG_PCSUITE_ACM_INFO(0x6651), }, /* Samsung GTi8510 (INNOV8) */
 
         /* NOTE: non-Nokia COMM/ACM/0xff is likely MSFT RNDIS... NOT a modem! */
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 6ee4451bfe2d..47085e5879ab 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -342,7 +342,7 @@ static ssize_t wdm_write
                 goto outnp;
         }
 
-        if (!file->f_flags && O_NONBLOCK)
+        if (!(file->f_flags & O_NONBLOCK))
                 r = wait_event_interruptible(desc->wait, !test_bit(WDM_IN_USE,
                                                                 &desc->flags));
         else
diff --git a/drivers/usb/core/endpoint.c b/drivers/usb/core/endpoint.c
index 9da250563027..df502a98d0df 100644
--- a/drivers/usb/core/endpoint.c
+++ b/drivers/usb/core/endpoint.c
@@ -192,12 +192,12 @@ int usb_create_ep_devs(struct device *parent,
         ep_dev->dev.parent = parent;
         ep_dev->dev.release = ep_device_release;
         dev_set_name(&ep_dev->dev, "ep_%02x", endpoint->desc.bEndpointAddress);
-        device_enable_async_suspend(&ep_dev->dev);
 
         retval = device_register(&ep_dev->dev);
         if (retval)
                 goto error_register;
 
+        device_enable_async_suspend(&ep_dev->dev);
         endpoint->ep_dev = ep_dev;
         return retval;
 
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index b55d46070a25..f71e8e307e0f 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -405,7 +405,12 @@ static int suspend_common(struct device *dev, bool do_wakeup)
                         return retval;
         }
 
-        synchronize_irq(pci_dev->irq);
+        /* If MSI-X is enabled, the driver will have synchronized all vectors
+         * in pci_suspend(). If MSI or legacy PCI is enabled, that will be
+         * synchronized here.
+         */
+        if (!hcd->msix_enabled)
+                synchronize_irq(pci_dev->irq);
 
         /* Downstream ports from this root hub should already be quiesced, so
          * there will be no DMA activity.  Now we can shut down the upstream
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 6a95017fa62b..e935f71d7a34 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1955,7 +1955,6 @@ int hcd_bus_resume(struct usb_device *rhdev, pm_message_t msg)
 
         dev_dbg(&rhdev->dev, "usb %s%s\n",
                         (msg.event & PM_EVENT_AUTO ? "auto-" : ""), "resume");
-        clear_bit(HCD_FLAG_WAKEUP_PENDING, &hcd->flags);
         if (!hcd->driver->bus_resume)
                 return -ENOENT;
         if (hcd->state == HC_STATE_RUNNING)
@@ -1963,6 +1962,7 @@ int hcd_bus_resume(struct usb_device *rhdev, pm_message_t msg)
 
         hcd->state = HC_STATE_RESUMING;
         status = hcd->driver->bus_resume(hcd);
+        clear_bit(HCD_FLAG_WAKEUP_PENDING, &hcd->flags);
         if (status == 0) {
                 /* TRSMRCY = 10 msec */
                 msleep(10);
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index b98efae6a1cf..0f299b7aad60 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -676,6 +676,8 @@ static void hub_init_func3(struct work_struct *ws);
 static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
 {
         struct usb_device *hdev = hub->hdev;
+        struct usb_hcd *hcd;
+        int ret;
         int port1;
         int status;
         bool need_debounce_delay = false;
@@ -714,6 +716,25 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
                         usb_autopm_get_interface_no_resume(
                                         to_usb_interface(hub->intfdev));
                         return;         /* Continues at init2: below */
+                } else if (type == HUB_RESET_RESUME) {
+                        /* The internal host controller state for the hub device
+                         * may be gone after a host power loss on system resume.
+                         * Update the device's info so the HW knows it's a hub.
+                         */
+                        hcd = bus_to_hcd(hdev->bus);
+                        if (hcd->driver->update_hub_device) {
+                                ret = hcd->driver->update_hub_device(hcd, hdev,
+                                                &hub->tt, GFP_NOIO);
+                                if (ret < 0) {
+                                        dev_err(hub->intfdev, "Host not "
+                                                        "accepting hub info "
+                                                        "update.\n");
+                                        dev_err(hub->intfdev, "LS/FS devices "
+                                                        "and hubs may not work "
+                                                        "under this hub\n.");
+                                }
+                        }
+                        hub_power_on(hub, true);
                 } else {
                         hub_power_on(hub, true);
                 }
@@ -2660,17 +2681,13 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 
         mutex_lock(&usb_address0_mutex);
 
-        if (!udev->config && oldspeed == USB_SPEED_SUPER) {
-                /* Don't reset USB 3.0 devices during an initial setup */
-                usb_set_device_state(udev, USB_STATE_DEFAULT);
-        } else {
-                /* Reset the device; full speed may morph to high speed */
-                /* FIXME a USB 2.0 device may morph into SuperSpeed on reset. */
-                retval = hub_port_reset(hub, port1, udev, delay);
-                if (retval < 0)         /* error or disconnect */
-                        goto fail;
-                /* success, speed is known */
-        }
+        /* Reset the device; full speed may morph to high speed */
+        /* FIXME a USB 2.0 device may morph into SuperSpeed on reset. */
+        retval = hub_port_reset(hub, port1, udev, delay);
+        if (retval < 0)         /* error or disconnect */
+                goto fail;
+        /* success, speed is known */
+
         retval = -ENODEV;
 
         if (oldspeed != USB_SPEED_UNKNOWN && oldspeed != udev->speed) {
@@ -2732,6 +2749,11 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
                 udev->ttport = hdev->ttport;
         } else if (udev->speed != USB_SPEED_HIGH
                         && hdev->speed == USB_SPEED_HIGH) {
+                if (!hub->tt.hub) {
+                        dev_err(&udev->dev, "parent hub has no TT\n");
+                        retval = -EINVAL;
+                        goto fail;
+                }
                 udev->tt = &hub->tt;
                 udev->ttport = port1;
         }
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 44c595432d6f..81ce6a8e1d94 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -48,6 +48,10 @@ static const struct usb_device_id usb_quirk_list[] = {
         { USB_DEVICE(0x04b4, 0x0526), .driver_info =
                         USB_QUIRK_CONFIG_INTF_STRINGS },
 
+        /* Samsung Android phone modem - ID conflict with SPH-I500 */
+        { USB_DEVICE(0x04e8, 0x6601), .driver_info =
+                        USB_QUIRK_CONFIG_INTF_STRINGS },
+
         /* Roland SC-8820 */
         { USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },
 
@@ -68,6 +72,10 @@ static const struct usb_device_id usb_quirk_list[] = {
         /* M-Systems Flash Disk Pioneers */
         { USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
 
+        /* Keytouch QWERTY Panel keyboard */
+        { USB_DEVICE(0x0926, 0x3333), .driver_info =
+                        USB_QUIRK_CONFIG_INTF_STRINGS },
+
         /* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
         { USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
 
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 1dc9739277b4..d50099675f28 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -509,7 +509,7 @@ config USB_LANGWELL
         select USB_GADGET_SELECTED
 
 config USB_GADGET_EG20T
-        boolean "Intel EG20T(Topcliff) USB Device controller"
+        boolean "Intel EG20T PCH/OKI SEMICONDUCTOR ML7213 IOH UDC"
         depends on PCI
         select USB_GADGET_DUALSPEED
         help
@@ -525,6 +525,11 @@ config USB_GADGET_EG20T
           This driver dose not support interrupt transfer or isochronous
           transfer modes.
 
+          This driver also can be used for OKI SEMICONDUCTOR's ML7213 which is
+          for IVI(In-Vehicle Infotainment) use.
+          ML7213 is companion chip for Intel Atom E6xx series.
+          ML7213 is completely compatible for Intel EG20T PCH.
+
 config USB_EG20T
         tristate
         depends on USB_GADGET_EG20T
@@ -541,6 +546,8 @@ config USB_GADGET_CI13XXX_MSM
           ci13xxx_udc core.
           This driver depends on OTG driver for PHY initialization,
           clock management, powering up VBUS, and power management.
+          This driver is not supported on boards like trout which
+          has an external PHY.
 
           Say "y" to link the driver statically, or "m" to build a
           dynamically linked module called "ci13xxx_msm" and force all
diff --git a/drivers/usb/gadget/ci13xxx_udc.c b/drivers/usb/gadget/ci13xxx_udc.c
index 31656a2b4ab4..a1c67ae1572a 100644
--- a/drivers/usb/gadget/ci13xxx_udc.c
+++ b/drivers/usb/gadget/ci13xxx_udc.c
@@ -76,10 +76,21 @@ static DEFINE_SPINLOCK(udc_lock);
 
 /* control endpoint description */
 static const struct usb_endpoint_descriptor
-ctrl_endpt_desc = {
+ctrl_endpt_out_desc = {
         .bLength         = USB_DT_ENDPOINT_SIZE,
         .bDescriptorType = USB_DT_ENDPOINT,
 
+        .bEndpointAddress = USB_DIR_OUT,
+        .bmAttributes    = USB_ENDPOINT_XFER_CONTROL,
+        .wMaxPacketSize  = cpu_to_le16(CTRL_PAYLOAD_MAX),
+};
+
+static const struct usb_endpoint_descriptor
+ctrl_endpt_in_desc = {
+        .bLength         = USB_DT_ENDPOINT_SIZE,
+        .bDescriptorType = USB_DT_ENDPOINT,
+
+        .bEndpointAddress = USB_DIR_IN,
         .bmAttributes    = USB_ENDPOINT_XFER_CONTROL,
         .wMaxPacketSize  = cpu_to_le16(CTRL_PAYLOAD_MAX),
 };
@@ -265,10 +276,10 @@ static int hw_device_init(void __iomem *base)
         hw_bank.size /= sizeof(u32);
 
         reg = hw_aread(ABS_DCCPARAMS, DCCPARAMS_DEN) >> ffs_nr(DCCPARAMS_DEN);
-        if (reg == 0 || reg > ENDPT_MAX)
-                return -ENODEV;
+        hw_ep_max = reg * 2;   /* cache hw ENDPT_MAX */
 
-        hw_ep_max = reg;   /* cache hw ENDPT_MAX */
+        if (hw_ep_max == 0 || hw_ep_max > ENDPT_MAX)
+                return -ENODEV;
 
         /* setup lock mode ? */
 
@@ -1197,16 +1208,17 @@ static ssize_t show_qheads(struct device *dev, struct device_attribute *attr,
         }
 
         spin_lock_irqsave(udc->lock, flags);
-        for (i = 0; i < hw_ep_max; i++) {
-                struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i];
+        for (i = 0; i < hw_ep_max/2; i++) {
+                struct ci13xxx_ep *mEpRx = &udc->ci13xxx_ep[i];
+                struct ci13xxx_ep *mEpTx = &udc->ci13xxx_ep[i + hw_ep_max/2];
                 n += scnprintf(buf + n, PAGE_SIZE - n,
                                "EP=%02i: RX=%08X TX=%08X\n",
-                               i, (u32)mEp->qh[RX].dma, (u32)mEp->qh[TX].dma);
+                               i, (u32)mEpRx->qh.dma, (u32)mEpTx->qh.dma);
                 for (j = 0; j < (sizeof(struct ci13xxx_qh)/sizeof(u32)); j++) {
                         n += scnprintf(buf + n, PAGE_SIZE - n,
                                        " %04X:    %08X    %08X\n", j,
-                                       *((u32 *)mEp->qh[RX].ptr + j),
-                                       *((u32 *)mEp->qh[TX].ptr + j));
+                                       *((u32 *)mEpRx->qh.ptr + j),
+                                       *((u32 *)mEpTx->qh.ptr + j));
                 }
         }
         spin_unlock_irqrestore(udc->lock, flags);
@@ -1293,7 +1305,7 @@ static ssize_t show_requests(struct device *dev, struct device_attribute *attr,
         unsigned long flags;
         struct list_head   *ptr = NULL;
         struct ci13xxx_req *req = NULL;
-        unsigned i, j, k, n = 0, qSize = sizeof(struct ci13xxx_td)/sizeof(u32);
+        unsigned i, j, n = 0, qSize = sizeof(struct ci13xxx_td)/sizeof(u32);
 
         dbg_trace("[%s] %p\n", __func__, buf);
         if (attr == NULL || buf == NULL) {
@@ -1303,22 +1315,20 @@ static ssize_t show_requests(struct device *dev, struct device_attribute *attr,
 
         spin_lock_irqsave(udc->lock, flags);
         for (i = 0; i < hw_ep_max; i++)
-                for (k = RX; k <= TX; k++)
-                        list_for_each(ptr, &udc->ci13xxx_ep[i].qh[k].queue)
-                        {
-                                req = list_entry(ptr,
-                                                 struct ci13xxx_req, queue);
+                list_for_each(ptr, &udc->ci13xxx_ep[i].qh.queue)
+                {
+                        req = list_entry(ptr, struct ci13xxx_req, queue);
+
+                        n += scnprintf(buf + n, PAGE_SIZE - n,
+                                        "EP=%02i: TD=%08X %s\n",
+                                        i % hw_ep_max/2, (u32)req->dma,
+                                        ((i < hw_ep_max/2) ? "RX" : "TX"));
 
+                        for (j = 0; j < qSize; j++)
                                 n += scnprintf(buf + n, PAGE_SIZE - n,
-                                               "EP=%02i: TD=%08X %s\n",
-                                               i, (u32)req->dma,
-                                               ((k == RX) ? "RX" : "TX"));
-
-                                for (j = 0; j < qSize; j++)
-                                        n += scnprintf(buf + n, PAGE_SIZE - n,
-                                                       " %04X:    %08X\n", j,
-                                                       *((u32 *)req->ptr + j));
-                        }
+                                                " %04X:    %08X\n", j,
+                                                *((u32 *)req->ptr + j));
+                }
         spin_unlock_irqrestore(udc->lock, flags);
 
         return n;
@@ -1467,12 +1477,12 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq)
          *  At this point it's guaranteed exclusive access to qhead
          *  (endpt is not primed) so it's no need to use tripwire
          */
-        mEp->qh[mEp->dir].ptr->td.next   = mReq->dma;    /* TERMINATE = 0 */
-        mEp->qh[mEp->dir].ptr->td.token &= ~TD_STATUS;   /* clear status */
+        mEp->qh.ptr->td.next   = mReq->dma;    /* TERMINATE = 0 */
+        mEp->qh.ptr->td.token &= ~TD_STATUS;   /* clear status */
         if (mReq->req.zero == 0)
-                mEp->qh[mEp->dir].ptr->cap |=  QH_ZLT;
+                mEp->qh.ptr->cap |=  QH_ZLT;
         else
-                mEp->qh[mEp->dir].ptr->cap &= ~QH_ZLT;
+                mEp->qh.ptr->cap &= ~QH_ZLT;
 
         wmb();   /* synchronize before ep prime */
 
@@ -1542,11 +1552,11 @@ __acquires(mEp->lock)
 
         hw_ep_flush(mEp->num, mEp->dir);
 
-        while (!list_empty(&mEp->qh[mEp->dir].queue)) {
+        while (!list_empty(&mEp->qh.queue)) {
 
                 /* pop oldest request */
                 struct ci13xxx_req *mReq = \
-                        list_entry(mEp->qh[mEp->dir].queue.next,
+                        list_entry(mEp->qh.queue.next,
                                    struct ci13xxx_req, queue);
                 list_del_init(&mReq->queue);
                 mReq->req.status = -ESHUTDOWN;
@@ -1571,8 +1581,6 @@ static int _gadget_stop_activity(struct usb_gadget *gadget)
 {
         struct usb_ep *ep;
         struct ci13xxx    *udc = container_of(gadget, struct ci13xxx, gadget);
-        struct ci13xxx_ep *mEp = container_of(gadget->ep0,
-                                              struct ci13xxx_ep, ep);
 
         trace("%p", gadget);
 
@@ -1583,7 +1591,8 @@ static int _gadget_stop_activity(struct usb_gadget *gadget)
         gadget_for_each_ep(ep, gadget) {
                 usb_ep_fifo_flush(ep);
         }
-        usb_ep_fifo_flush(gadget->ep0);
+        usb_ep_fifo_flush(&udc->ep0out.ep);
+        usb_ep_fifo_flush(&udc->ep0in.ep);
 
         udc->driver->disconnect(gadget);
 
@@ -1591,11 +1600,12 @@ static int _gadget_stop_activity(struct usb_gadget *gadget)
         gadget_for_each_ep(ep, gadget) {
                 usb_ep_disable(ep);
         }
-        usb_ep_disable(gadget->ep0);
+        usb_ep_disable(&udc->ep0out.ep);
+        usb_ep_disable(&udc->ep0in.ep);
 
-        if (mEp->status != NULL) {
-                usb_ep_free_request(gadget->ep0, mEp->status);
-                mEp->status = NULL;
+        if (udc->status != NULL) {
+                usb_ep_free_request(&udc->ep0in.ep, udc->status);
+                udc->status = NULL;
         }
 
         return 0;
@@ -1614,7 +1624,6 @@ static void isr_reset_handler(struct ci13xxx *udc)
 __releases(udc->lock)
 __acquires(udc->lock)
 {
-        struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[0];
         int retval;
 
         trace("%p", udc);
@@ -1635,11 +1644,15 @@ __acquires(udc->lock)
         if (retval)
                 goto done;
 
-        retval = usb_ep_enable(&mEp->ep, &ctrl_endpt_desc);
+        retval = usb_ep_enable(&udc->ep0out.ep, &ctrl_endpt_out_desc);
+        if (retval)
+                goto done;
+
+        retval = usb_ep_enable(&udc->ep0in.ep, &ctrl_endpt_in_desc);
         if (!retval) {
-                mEp->status = usb_ep_alloc_request(&mEp->ep, GFP_ATOMIC);
-                if (mEp->status == NULL) {
-                        usb_ep_disable(&mEp->ep);
+                udc->status = usb_ep_alloc_request(&udc->ep0in.ep, GFP_ATOMIC);
+                if (udc->status == NULL) {
+                        usb_ep_disable(&udc->ep0out.ep);
                         retval = -ENOMEM;
                 }
         }
@@ -1672,16 +1685,17 @@ static void isr_get_status_complete(struct usb_ep *ep, struct usb_request *req)
 
 /**
  * isr_get_status_response: get_status request response
- * @ep:    endpoint
+ * @udc: udc struct
  * @setup: setup request packet
  *
  * This function returns an error code
  */
-static int isr_get_status_response(struct ci13xxx_ep *mEp,
+static int isr_get_status_response(struct ci13xxx *udc,
                                    struct usb_ctrlrequest *setup)
 __releases(mEp->lock)
 __acquires(mEp->lock)
 {
+        struct ci13xxx_ep *mEp = &udc->ep0in;
         struct usb_request *req = NULL;
         gfp_t gfp_flags = GFP_ATOMIC;
         int dir, num, retval;
@@ -1736,27 +1750,23 @@ __acquires(mEp->lock)
 
 /**
  * isr_setup_status_phase: queues the status phase of a setup transation
- * @mEp: endpoint
+ * @udc: udc struct
  *
  * This function returns an error code
  */
-static int isr_setup_status_phase(struct ci13xxx_ep *mEp)
+static int isr_setup_status_phase(struct ci13xxx *udc)
 __releases(mEp->lock)
 __acquires(mEp->lock)
 {
         int retval;
+        struct ci13xxx_ep *mEp;
 
-        trace("%p", mEp);
-
-        /* mEp is always valid & configured */
-
-        if (mEp->type == USB_ENDPOINT_XFER_CONTROL)
-                mEp->dir = (mEp->dir == TX) ? RX : TX;
+        trace("%p", udc);
 
-        mEp->status->no_interrupt = 1;
+        mEp = (udc->ep0_dir == TX) ? &udc->ep0out : &udc->ep0in;
 
         spin_unlock(mEp->lock);
-        retval = usb_ep_queue(&mEp->ep, mEp->status, GFP_ATOMIC);
+        retval = usb_ep_queue(&mEp->ep, udc->status, GFP_ATOMIC);
         spin_lock(mEp->lock);
 
         return retval;
@@ -1778,11 +1788,11 @@ __acquires(mEp->lock)
 
         trace("%p", mEp);
 
-        if (list_empty(&mEp->qh[mEp->dir].queue))
+        if (list_empty(&mEp->qh.queue))
                 return -EINVAL;
 
         /* pop oldest request */
-        mReq = list_entry(mEp->qh[mEp->dir].queue.next,
+        mReq = list_entry(mEp->qh.queue.next,
                           struct ci13xxx_req, queue);
         list_del_init(&mReq->queue);
 
@@ -1794,10 +1804,10 @@ __acquires(mEp->lock)
 
         dbg_done(_usb_addr(mEp), mReq->ptr->token, retval);
 
-        if (!list_empty(&mEp->qh[mEp->dir].queue)) {
+        if (!list_empty(&mEp->qh.queue)) {
                 struct ci13xxx_req* mReqEnq;
 
-                mReqEnq = list_entry(mEp->qh[mEp->dir].queue.next,
+                mReqEnq = list_entry(mEp->qh.queue.next,
                                   struct ci13xxx_req, queue);
                 _hardware_enqueue(mEp, mReqEnq);
         }
@@ -1836,16 +1846,14 @@ __acquires(udc->lock)
                 int type, num, err = -EINVAL;
                 struct usb_ctrlrequest req;
 
-
                 if (mEp->desc == NULL)
                         continue;   /* not configured */
 
-                if ((mEp->dir == RX && hw_test_and_clear_complete(i)) ||
-                    (mEp->dir == TX && hw_test_and_clear_complete(i + 16))) {
+                if (hw_test_and_clear_complete(i)) {
                         err = isr_tr_complete_low(mEp);
                         if (mEp->type == USB_ENDPOINT_XFER_CONTROL) {
                                 if (err > 0)   /* needs status phase */
-                                        err = isr_setup_status_phase(mEp);
+                                        err = isr_setup_status_phase(udc);
                                 if (err < 0) {
                                         dbg_event(_usb_addr(mEp),
                                                   "ERROR", err);
@@ -1866,15 +1874,22 @@ __acquires(udc->lock)
                         continue;
                 }
 
+                /*
+                 * Flush data and handshake transactions of previous
+                 * setup packet.
+                 */
+                _ep_nuke(&udc->ep0out);
+                _ep_nuke(&udc->ep0in);
+
                 /* read_setup_packet */
                 do {
                         hw_test_and_set_setup_guard();
-                        memcpy(&req, &mEp->qh[RX].ptr->setup, sizeof(req));
+                        memcpy(&req, &mEp->qh.ptr->setup, sizeof(req));
                 } while (!hw_test_and_clear_setup_guard());
 
                 type = req.bRequestType;
 
-                mEp->dir = (type & USB_DIR_IN) ? TX : RX;
+                udc->ep0_dir = (type & USB_DIR_IN) ? TX : RX;
 
                 dbg_setup(_usb_addr(mEp), &req);
 
@@ -1895,7 +1910,7 @@ __acquires(udc->lock)
                                 if (err)
                                         break;
                         }
-                        err = isr_setup_status_phase(mEp);
+                        err = isr_setup_status_phase(udc);
                         break;
                 case USB_REQ_GET_STATUS:
                         if (type != (USB_DIR_IN|USB_RECIP_DEVICE)   &&
@@ -1905,7 +1920,7 @@ __acquires(udc->lock)
                         if (le16_to_cpu(req.wLength) != 2 ||
                             le16_to_cpu(req.wValue)  != 0)
                                 break;
-                        err = isr_get_status_response(mEp, &req);
+                        err = isr_get_status_response(udc, &req);
                         break;
                 case USB_REQ_SET_ADDRESS:
                         if (type != (USB_DIR_OUT|USB_RECIP_DEVICE))
@@ -1916,7 +1931,7 @@ __acquires(udc->lock)
                         err = hw_usb_set_address((u8)le16_to_cpu(req.wValue));
                         if (err)
                                 break;
-                        err = isr_setup_status_phase(mEp);
+                        err = isr_setup_status_phase(udc);
                         break;
                 case USB_REQ_SET_FEATURE:
                         if (type != (USB_DIR_OUT|USB_RECIP_ENDPOINT) &&
@@ -1932,12 +1947,12 @@ __acquires(udc->lock)
                         spin_lock(udc->lock);
                         if (err)
                                 break;
-                        err = isr_setup_status_phase(mEp);
+                        err = isr_setup_status_phase(udc);
                         break;
                 default:
 delegate:
                         if (req.wLength == 0)   /* no data phase */
-                                mEp->dir = TX;
+                                udc->ep0_dir = TX;
 
                         spin_unlock(udc->lock);
                         err = udc->driver->setup(&udc->gadget, &req);
@@ -1968,7 +1983,7 @@ static int ep_enable(struct usb_ep *ep,
                      const struct usb_endpoint_descriptor *desc)
 {
         struct ci13xxx_ep *mEp = container_of(ep, struct ci13xxx_ep, ep);
-        int direction, retval = 0;
+        int retval = 0;
         unsigned long flags;
 
         trace("%p, %p", ep, desc);
@@ -1982,7 +1997,7 @@ static int ep_enable(struct usb_ep *ep,
 
         mEp->desc = desc;
 
-        if (!list_empty(&mEp->qh[mEp->dir].queue))
+        if (!list_empty(&mEp->qh.queue))
                 warn("enabling a non-empty endpoint!");
 
         mEp->dir  = usb_endpoint_dir_in(desc) ? TX : RX;
@@ -1991,29 +2006,22 @@ static int ep_enable(struct usb_ep *ep,
 
         mEp->ep.maxpacket = __constant_le16_to_cpu(desc->wMaxPacketSize);
 
-        direction = mEp->dir;
-        do {
-                dbg_event(_usb_addr(mEp), "ENABLE", 0);
+        dbg_event(_usb_addr(mEp), "ENABLE", 0);
 
-                mEp->qh[mEp->dir].ptr->cap = 0;
+        mEp->qh.ptr->cap = 0;
 
-                if (mEp->type == USB_ENDPOINT_XFER_CONTROL)
-                        mEp->qh[mEp->dir].ptr->cap |=  QH_IOS;
-                else if (mEp->type == USB_ENDPOINT_XFER_ISOC)
-                        mEp->qh[mEp->dir].ptr->cap &= ~QH_MULT;
-                else
-                        mEp->qh[mEp->dir].ptr->cap &= ~QH_ZLT;
-
-                mEp->qh[mEp->dir].ptr->cap |=
-                        (mEp->ep.maxpacket << ffs_nr(QH_MAX_PKT)) & QH_MAX_PKT;
-                mEp->qh[mEp->dir].ptr->td.next |= TD_TERMINATE;   /* needed? */
-
-                retval |= hw_ep_enable(mEp->num, mEp->dir, mEp->type);
+        if (mEp->type == USB_ENDPOINT_XFER_CONTROL)
+                mEp->qh.ptr->cap |=  QH_IOS;
+        else if (mEp->type == USB_ENDPOINT_XFER_ISOC)
+                mEp->qh.ptr->cap &= ~QH_MULT;
+        else
+                mEp->qh.ptr->cap &= ~QH_ZLT;
 
-                if (mEp->type == USB_ENDPOINT_XFER_CONTROL)
-                        mEp->dir = (mEp->dir == TX) ? RX : TX;
+        mEp->qh.ptr->cap |=
+                (mEp->ep.maxpacket << ffs_nr(QH_MAX_PKT)) & QH_MAX_PKT;
+        mEp->qh.ptr->td.next |= TD_TERMINATE;   /* needed? */
 
-        } while (mEp->dir != direction);
+        retval |= hw_ep_enable(mEp->num, mEp->dir, mEp->type);
 
         spin_unlock_irqrestore(mEp->lock, flags);
         return retval;
@@ -2146,7 +2154,7 @@ static int ep_queue(struct usb_ep *ep, struct usb_request *req,
         spin_lock_irqsave(mEp->lock, flags);
 
         if (mEp->type == USB_ENDPOINT_XFER_CONTROL &&
-            !list_empty(&mEp->qh[mEp->dir].queue)) {
+            !list_empty(&mEp->qh.queue)) {
                 _ep_nuke(mEp);
                 retval = -EOVERFLOW;
                 warn("endpoint ctrl %X nuked", _usb_addr(mEp));
@@ -2170,9 +2178,9 @@ static int ep_queue(struct usb_ep *ep, struct usb_request *req,
         /* push request */
         mReq->req.status = -EINPROGRESS;
         mReq->req.actual = 0;
-        list_add_tail(&mReq->queue, &mEp->qh[mEp->dir].queue);
+        list_add_tail(&mReq->queue, &mEp->qh.queue);
 
-        if (list_is_singular(&mEp->qh[mEp->dir].queue))
+        if (list_is_singular(&mEp->qh.queue))
                 retval = _hardware_enqueue(mEp, mReq);
 
         if (retval == -EALREADY) {
@@ -2199,7 +2207,7 @@ static int ep_dequeue(struct usb_ep *ep, struct usb_request *req)
         trace("%p, %p", ep, req);
 
         if (ep == NULL || req == NULL || mEp->desc == NULL ||
-            list_empty(&mReq->queue)  || list_empty(&mEp->qh[mEp->dir].queue))
+            list_empty(&mReq->queue)  || list_empty(&mEp->qh.queue))
                 return -EINVAL;
 
         spin_lock_irqsave(mEp->lock, flags);
@@ -2244,7 +2252,7 @@ static int ep_set_halt(struct usb_ep *ep, int value)
 #ifndef STALL_IN
         /* g_file_storage MS compliant but g_zero fails chapter 9 compliance */
         if (value && mEp->type == USB_ENDPOINT_XFER_BULK && mEp->dir == TX &&
-            !list_empty(&mEp->qh[mEp->dir].queue)) {
+            !list_empty(&mEp->qh.queue)) {
                 spin_unlock_irqrestore(mEp->lock, flags);
                 return -EAGAIN;
         }
@@ -2355,7 +2363,7 @@ static int ci13xxx_vbus_session(struct usb_gadget *_gadget, int is_active)
                 if (is_active) {
                         pm_runtime_get_sync(&_gadget->dev);
                         hw_device_reset(udc);
-                        hw_device_state(udc->ci13xxx_ep[0].qh[RX].dma);
+                        hw_device_state(udc->ep0out.qh.dma);
                 } else {
                         hw_device_state(0);
                         if (udc->udc_driver->notify_event)
@@ -2390,7 +2398,8 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
                 int (*bind)(struct usb_gadget *))
 {
         struct ci13xxx *udc = _udc;
-        unsigned long i, k, flags;
+        unsigned long flags;
+        int i, j;
         int retval = -ENOMEM;
 
         trace("%p", driver);
@@ -2427,45 +2436,46 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
 
         info("hw_ep_max = %d", hw_ep_max);
 
-        udc->driver = driver;
         udc->gadget.dev.driver = NULL;
 
         retval = 0;
-        for (i = 0; i < hw_ep_max; i++) {
-                struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i];
+        for (i = 0; i < hw_ep_max/2; i++) {
+                for (j = RX; j <= TX; j++) {
+                        int k = i + j * hw_ep_max/2;
+                        struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[k];
 
-                scnprintf(mEp->name, sizeof(mEp->name), "ep%i", (int)i);
+                        scnprintf(mEp->name, sizeof(mEp->name), "ep%i%s", i,
+                                        (j == TX)  ? "in" : "out");
 
-                mEp->lock         = udc->lock;
-                mEp->device       = &udc->gadget.dev;
-                mEp->td_pool      = udc->td_pool;
+                        mEp->lock         = udc->lock;
+                        mEp->device       = &udc->gadget.dev;
+                        mEp->td_pool      = udc->td_pool;
 
-                mEp->ep.name      = mEp->name;
-                mEp->ep.ops       = &usb_ep_ops;
-                mEp->ep.maxpacket = CTRL_PAYLOAD_MAX;
+                        mEp->ep.name      = mEp->name;
+                        mEp->ep.ops       = &usb_ep_ops;
+                        mEp->ep.maxpacket = CTRL_PAYLOAD_MAX;
 
-                /* this allocation cannot be random */
-                for (k = RX; k <= TX; k++) {
-                        INIT_LIST_HEAD(&mEp->qh[k].queue);
+                        INIT_LIST_HEAD(&mEp->qh.queue);
                         spin_unlock_irqrestore(udc->lock, flags);
-                        mEp->qh[k].ptr = dma_pool_alloc(udc->qh_pool,
-                                                        GFP_KERNEL,
-                                                        &mEp->qh[k].dma);
+                        mEp->qh.ptr = dma_pool_alloc(udc->qh_pool, GFP_KERNEL,
+                                        &mEp->qh.dma);
                         spin_lock_irqsave(udc->lock, flags);
-                        if (mEp->qh[k].ptr == NULL)
+                        if (mEp->qh.ptr == NULL)
                                 retval = -ENOMEM;
                         else
-                                memset(mEp->qh[k].ptr, 0,
-                                       sizeof(*mEp->qh[k].ptr));
-                }
-                if (i == 0)
-                        udc->gadget.ep0 = &mEp->ep;
-                else
+                                memset(mEp->qh.ptr, 0, sizeof(*mEp->qh.ptr));
+
+                        /* skip ep0 out and in endpoints */
+                        if (i == 0)
+                                continue;
+
                         list_add_tail(&mEp->ep.ep_list, &udc->gadget.ep_list);
+                }
         }
         if (retval)
                 goto done;
 
+        udc->gadget.ep0 = &udc->ep0in.ep;
         /* bind gadget */
         driver->driver.bus     = NULL;
         udc->gadget.dev.driver = &driver->driver;
@@ -2479,6 +2489,7 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
                 goto done;
         }
 
+        udc->driver = driver;
         pm_runtime_get_sync(&udc->gadget.dev);
         if (udc->udc_driver->flags & CI13XXX_PULLUP_ON_VBUS) {
                 if (udc->vbus_active) {
@@ -2490,14 +2501,12 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
                 }
         }
 
-        retval = hw_device_state(udc->ci13xxx_ep[0].qh[RX].dma);
+        retval = hw_device_state(udc->ep0out.qh.dma);
         if (retval)
                 pm_runtime_put_sync(&udc->gadget.dev);
 
  done:
         spin_unlock_irqrestore(udc->lock, flags);
-        if (retval)
-                usb_gadget_unregister_driver(driver);
         return retval;
 }
 EXPORT_SYMBOL(usb_gadget_probe_driver);
@@ -2510,7 +2519,7 @@ EXPORT_SYMBOL(usb_gadget_probe_driver);
 int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
 {
         struct ci13xxx *udc = _udc;
-        unsigned long i, k, flags;
+        unsigned long i, flags;
 
         trace("%p", driver);
 
@@ -2546,17 +2555,14 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
         for (i = 0; i < hw_ep_max; i++) {
                 struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i];
 
-                if (i == 0)
-                        udc->gadget.ep0 = NULL;
-                else if (!list_empty(&mEp->ep.ep_list))
+                if (!list_empty(&mEp->ep.ep_list))
                         list_del_init(&mEp->ep.ep_list);
 
-                for (k = RX; k <= TX; k++)
-                        if (mEp->qh[k].ptr != NULL)
-                                dma_pool_free(udc->qh_pool,
-                                              mEp->qh[k].ptr, mEp->qh[k].dma);
+                if (mEp->qh.ptr != NULL)
+                        dma_pool_free(udc->qh_pool, mEp->qh.ptr, mEp->qh.dma);
         }
 
+        udc->gadget.ep0 = NULL;
         udc->driver = NULL;
 
         spin_unlock_irqrestore(udc->lock, flags);
diff --git a/drivers/usb/gadget/ci13xxx_udc.h b/drivers/usb/gadget/ci13xxx_udc.h
index f61fed07f76b..a2492b65f98c 100644
--- a/drivers/usb/gadget/ci13xxx_udc.h
+++ b/drivers/usb/gadget/ci13xxx_udc.h
@@ -20,7 +20,7 @@
  * DEFINE
  *****************************************************************************/
 #define CI13XXX_PAGE_SIZE  4096ul /* page size for TD's */
-#define ENDPT_MAX          (16)
+#define ENDPT_MAX          (32)
 #define CTRL_PAYLOAD_MAX   (64)
 #define RX        (0)  /* similar to USB_DIR_OUT but can be used as an index */
 #define TX        (1)  /* similar to USB_DIR_IN  but can be used as an index */
@@ -88,8 +88,7 @@ struct ci13xxx_ep {
                 struct list_head   queue;
                 struct ci13xxx_qh *ptr;
                 dma_addr_t         dma;
-        }                                      qh[2];
-        struct usb_request                    *status;
+        }                                      qh;
         int                                    wedge;
 
         /* global resources */
@@ -119,9 +118,13 @@ struct ci13xxx {
 
         struct dma_pool           *qh_pool;   /* DMA pool for queue heads */
         struct dma_pool           *td_pool;   /* DMA pool for transfer descs */
+        struct usb_request        *status;    /* ep0 status request */
 
         struct usb_gadget          gadget;     /* USB slave device */
         struct ci13xxx_ep          ci13xxx_ep[ENDPT_MAX]; /* extended endpts */
+        u32                        ep0_dir;    /* ep0 direction */
+#define ep0out ci13xxx_ep[0]
+#define ep0in  ci13xxx_ep[16]
 
         struct usb_gadget_driver  *driver;     /* 3rd party gadget driver */
         struct ci13xxx_udc_driver *udc_driver; /* device controller driver */
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index f6ff8456d52d..1ba4befe336b 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -928,8 +928,9 @@ unknown:
                  */
                 switch (ctrl->bRequestType & USB_RECIP_MASK) {
                 case USB_RECIP_INTERFACE:
-                        if (cdev->config)
-                                f = cdev->config->interface[intf];
+                        if (!cdev->config || w_index >= MAX_CONFIG_INTERFACES)
+                                break;
+                        f = cdev->config->interface[intf];
                         break;
 
                 case USB_RECIP_ENDPOINT:
diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c
index b5dbb2308f56..6d8e533949eb 100644
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -293,6 +293,7 @@
 
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
+#include <linux/usb/composite.h>
 
 #include "gadget_chips.h"
 
@@ -2763,7 +2764,7 @@ static struct fsg_common *fsg_common_init(struct fsg_common *common,
                         return ERR_PTR(-ENOMEM);
                 common->free_storage_on_release = 1;
         } else {
-                memset(common, 0, sizeof common);
+                memset(common, 0, sizeof *common);
                 common->free_storage_on_release = 0;
         }
 
diff --git a/drivers/usb/gadget/f_phonet.c b/drivers/usb/gadget/f_phonet.c
index 3c6e1a058745..5e1495097ec3 100644
--- a/drivers/usb/gadget/f_phonet.c
+++ b/drivers/usb/gadget/f_phonet.c
@@ -346,14 +346,19 @@ static void pn_rx_complete(struct usb_ep *ep, struct usb_request *req)
 
                 if (unlikely(!skb))
                         break;
-                skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, 0,
-                                req->actual);
-                page = NULL;
 
-                if (req->actual < req->length) { /* Last fragment */
+                if (skb->len == 0) { /* First fragment */
                         skb->protocol = htons(ETH_P_PHONET);
                         skb_reset_mac_header(skb);
-                        pskb_pull(skb, 1);
+                        /* Can't use pskb_pull() on page in IRQ */
+                        memcpy(skb_put(skb, 1), page_address(page), 1);
+                }
+
+                skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page,
+                                skb->len == 0, req->actual);
+                page = NULL;
+
+                if (req->actual < req->length) { /* Last fragment */
                         skb->dev = dev;
                         dev->stats.rx_packets++;
                         dev->stats.rx_bytes += skb->len;
diff --git a/drivers/usb/gadget/pch_udc.c b/drivers/usb/gadget/pch_udc.c
index 0c8dd81dddca..b120dbb64d0f 100644
--- a/drivers/usb/gadget/pch_udc.c
+++ b/drivers/usb/gadget/pch_udc.c
@@ -198,10 +198,10 @@
 #define PCH_UDC_BRLEN           0x0F    /* Burst length */
 #define PCH_UDC_THLEN           0x1F    /* Threshold length */
 /* Value of EP Buffer Size */
-#define UDC_EP0IN_BUFF_SIZE     64
-#define UDC_EPIN_BUFF_SIZE      512
-#define UDC_EP0OUT_BUFF_SIZE    64
-#define UDC_EPOUT_BUFF_SIZE     512
+#define UDC_EP0IN_BUFF_SIZE     16
+#define UDC_EPIN_BUFF_SIZE      256
+#define UDC_EP0OUT_BUFF_SIZE    16
+#define UDC_EPOUT_BUFF_SIZE     256
 /* Value of EP maximum packet size */
 #define UDC_EP0IN_MAX_PKT_SIZE  64
 #define UDC_EP0OUT_MAX_PKT_SIZE 64
@@ -351,7 +351,7 @@ struct pch_udc_dev {
         struct pci_pool         *data_requests;
         struct pci_pool         *stp_requests;
         dma_addr_t                      dma_addr;
-        unsigned long                   ep0out_buf[64];
+        void                            *ep0out_buf;
         struct usb_ctrlrequest          setup_data;
         unsigned long                   phys_addr;
         void __iomem                    *base_addr;
@@ -361,6 +361,8 @@ struct pch_udc_dev {
 
 #define PCH_UDC_PCI_BAR                 1
 #define PCI_DEVICE_ID_INTEL_EG20T_UDC   0x8808
+#define PCI_VENDOR_ID_ROHM              0x10DB
+#define PCI_DEVICE_ID_ML7213_IOH_UDC    0x801D
 
 static const char       ep0_string[] = "ep0in";
 static DEFINE_SPINLOCK(udc_stall_spinlock);     /* stall spin lock */
@@ -1219,11 +1221,11 @@ static void complete_req(struct pch_udc_ep *ep, struct pch_udc_request *req,
         dev = ep->dev;
         if (req->dma_mapped) {
                 if (ep->in)
-                        pci_unmap_single(dev->pdev, req->req.dma,
-                                         req->req.length, PCI_DMA_TODEVICE);
+                        dma_unmap_single(&dev->pdev->dev, req->req.dma,
+                                         req->req.length, DMA_TO_DEVICE);
                 else
-                        pci_unmap_single(dev->pdev, req->req.dma,
-                                         req->req.length, PCI_DMA_FROMDEVICE);
+                        dma_unmap_single(&dev->pdev->dev, req->req.dma,
+                                         req->req.length, DMA_FROM_DEVICE);
                 req->dma_mapped = 0;
                 req->req.dma = DMA_ADDR_INVALID;
         }
@@ -1414,7 +1416,6 @@ static void pch_udc_start_rxrequest(struct pch_udc_ep *ep,
 
         pch_udc_clear_dma(ep->dev, DMA_DIR_RX);
         td_data = req->td_data;
-        ep->td_data = req->td_data;
         /* Set the status bits for all descriptors */
         while (1) {
                 td_data->status = (td_data->status & ~PCH_UDC_BUFF_STS) |
@@ -1613,15 +1614,19 @@ static int pch_udc_pcd_queue(struct usb_ep *usbep, struct usb_request *usbreq,
         if (usbreq->length &&
             ((usbreq->dma == DMA_ADDR_INVALID) || !usbreq->dma)) {
                 if (ep->in)
-                        usbreq->dma = pci_map_single(dev->pdev, usbreq->buf,
-                                        usbreq->length, PCI_DMA_TODEVICE);
+                        usbreq->dma = dma_map_single(&dev->pdev->dev,
+                                                     usbreq->buf,
+                                                     usbreq->length,
+                                                     DMA_TO_DEVICE);
                 else
-                        usbreq->dma = pci_map_single(dev->pdev, usbreq->buf,
-                                        usbreq->length, PCI_DMA_FROMDEVICE);
+                        usbreq->dma = dma_map_single(&dev->pdev->dev,
+                                                     usbreq->buf,
+                                                     usbreq->length,
+                                                     DMA_FROM_DEVICE);
                 req->dma_mapped = 1;
         }
         if (usbreq->length > 0) {
-                retval = prepare_dma(ep, req, gfp);
+                retval = prepare_dma(ep, req, GFP_ATOMIC);
                 if (retval)
                         goto probe_end;
         }
@@ -1646,7 +1651,6 @@ static int pch_udc_pcd_queue(struct usb_ep *usbep, struct usb_request *usbreq,
                         pch_udc_wait_ep_stall(ep);
                         pch_udc_ep_clear_nak(ep);
                         pch_udc_enable_ep_interrupts(ep->dev, (1 << ep->num));
-                        pch_udc_set_dma(dev, DMA_DIR_TX);
                 }
         }
         /* Now add this request to the ep's pending requests */
@@ -1926,6 +1930,7 @@ static void pch_udc_complete_receiver(struct pch_udc_ep *ep)
             PCH_UDC_BS_DMA_DONE)
                 return;
         pch_udc_clear_dma(ep->dev, DMA_DIR_RX);
+        pch_udc_ep_set_ddptr(ep, 0);
         if ((req->td_data_last->status & PCH_UDC_RXTX_STS) !=
             PCH_UDC_RTS_SUCC) {
                 dev_err(&dev->pdev->dev, "Invalid RXTX status (0x%08x) "
@@ -1963,7 +1968,7 @@ static void pch_udc_svc_data_in(struct pch_udc_dev *dev, int ep_num)
         u32     epsts;
         struct pch_udc_ep       *ep;
 
-        ep = &dev->ep[2*ep_num];
+        ep = &dev->ep[UDC_EPIN_IDX(ep_num)];
         epsts = ep->epsts;
         ep->epsts = 0;
 
@@ -2008,7 +2013,7 @@ static void pch_udc_svc_data_out(struct pch_udc_dev *dev, int ep_num)
         struct pch_udc_ep               *ep;
         struct pch_udc_request          *req = NULL;
 
-        ep = &dev->ep[2*ep_num + 1];
+        ep = &dev->ep[UDC_EPOUT_IDX(ep_num)];
         epsts = ep->epsts;
         ep->epsts = 0;
 
@@ -2025,10 +2030,11 @@ static void pch_udc_svc_data_out(struct pch_udc_dev *dev, int ep_num)
         }
         if (epsts & UDC_EPSTS_HE)
                 return;
-        if (epsts & UDC_EPSTS_RSS)
+        if (epsts & UDC_EPSTS_RSS) {
                 pch_udc_ep_set_stall(ep);
                 pch_udc_enable_ep_interrupts(ep->dev,
                                              PCH_UDC_EPINT(ep->in, ep->num));
+        }
         if (epsts & UDC_EPSTS_RCS) {
                 if (!dev->prot_stall) {
                         pch_udc_ep_clear_stall(ep);
@@ -2060,8 +2066,10 @@ static void pch_udc_svc_control_in(struct pch_udc_dev *dev)
 {
         u32     epsts;
         struct pch_udc_ep       *ep;
+        struct pch_udc_ep       *ep_out;
 
         ep = &dev->ep[UDC_EP0IN_IDX];
+        ep_out = &dev->ep[UDC_EP0OUT_IDX];
         epsts = ep->epsts;
         ep->epsts = 0;
 
@@ -2073,8 +2081,16 @@ static void pch_udc_svc_control_in(struct pch_udc_dev *dev)
                 return;
         if (epsts & UDC_EPSTS_HE)
                 return;
-        if ((epsts & UDC_EPSTS_TDC) && (!dev->stall))
+        if ((epsts & UDC_EPSTS_TDC) && (!dev->stall)) {
                 pch_udc_complete_transfer(ep);
+                pch_udc_clear_dma(dev, DMA_DIR_RX);
+                ep_out->td_data->status = (ep_out->td_data->status &
+                                        ~PCH_UDC_BUFF_STS) |
+                                        PCH_UDC_BS_HST_RDY;
+                pch_udc_ep_clear_nak(ep_out);
+                pch_udc_set_dma(dev, DMA_DIR_RX);
+                pch_udc_ep_set_rrdy(ep_out);
+        }
         /* On IN interrupt, provide data if we have any */
         if ((epsts & UDC_EPSTS_IN) && !(epsts & UDC_EPSTS_TDC) &&
              !(epsts & UDC_EPSTS_TXEMPTY))
@@ -2102,11 +2118,9 @@ static void pch_udc_svc_control_out(struct pch_udc_dev *dev)
                 dev->stall = 0;
                 dev->ep[UDC_EP0IN_IDX].halted = 0;
                 dev->ep[UDC_EP0OUT_IDX].halted = 0;
-                /* In data not ready */
-                pch_udc_ep_set_nak(&(dev->ep[UDC_EP0IN_IDX]));
                 dev->setup_data = ep->td_stp->request;
                 pch_udc_init_setup_buff(ep->td_stp);
-                pch_udc_clear_dma(dev, DMA_DIR_TX);
+                pch_udc_clear_dma(dev, DMA_DIR_RX);
                 pch_udc_ep_fifo_flush(&(dev->ep[UDC_EP0IN_IDX]),
                                       dev->ep[UDC_EP0IN_IDX].in);
                 if ((dev->setup_data.bRequestType & USB_DIR_IN))
@@ -2122,14 +2136,23 @@ static void pch_udc_svc_control_out(struct pch_udc_dev *dev)
                 setup_supported = dev->driver->setup(&dev->gadget,
                                                      &dev->setup_data);
                 spin_lock(&dev->lock);
+
+                if (dev->setup_data.bRequestType & USB_DIR_IN) {
+                        ep->td_data->status = (ep->td_data->status &
+                                                ~PCH_UDC_BUFF_STS) |
+                                                PCH_UDC_BS_HST_RDY;
+                        pch_udc_ep_set_ddptr(ep, ep->td_data_phys);
+                }
                 /* ep0 in returns data on IN phase */
                 if (setup_supported >= 0 && setup_supported <
                                             UDC_EP0IN_MAX_PKT_SIZE) {
                         pch_udc_ep_clear_nak(&(dev->ep[UDC_EP0IN_IDX]));
                         /* Gadget would have queued a request when
                          * we called the setup */
-                        pch_udc_set_dma(dev, DMA_DIR_RX);
-                        pch_udc_ep_clear_nak(ep);
+                        if (!(dev->setup_data.bRequestType & USB_DIR_IN)) {
+                                pch_udc_set_dma(dev, DMA_DIR_RX);
+                                pch_udc_ep_clear_nak(ep);
+                        }
                 } else if (setup_supported < 0) {
                         /* if unsupported request, then stall */
                         pch_udc_ep_set_stall(&(dev->ep[UDC_EP0IN_IDX]));
@@ -2142,22 +2165,13 @@ static void pch_udc_svc_control_out(struct pch_udc_dev *dev)
                 }
         } else if ((((stat & UDC_EPSTS_OUT_MASK) >> UDC_EPSTS_OUT_SHIFT) ==
                      UDC_EPSTS_OUT_DATA) && !dev->stall) {
-                if (list_empty(&ep->queue)) {
-                        dev_err(&dev->pdev->dev, "%s: No request\n", __func__);
-                        ep->td_data->status = (ep->td_data->status &
-                                               ~PCH_UDC_BUFF_STS) |
-                                               PCH_UDC_BS_HST_RDY;
-                        pch_udc_set_dma(dev, DMA_DIR_RX);
-                } else {
-                        /* control write */
-                        /* next function will pickuo an clear the status */
+                pch_udc_clear_dma(dev, DMA_DIR_RX);
+                pch_udc_ep_set_ddptr(ep, 0);
+                if (!list_empty(&ep->queue)) {
                         ep->epsts = stat;
-
-                        pch_udc_svc_data_out(dev, 0);
-                        /* re-program desc. pointer for possible ZLPs */
-                        pch_udc_ep_set_ddptr(ep, ep->td_data_phys);
-                        pch_udc_set_dma(dev, DMA_DIR_RX);
+                        pch_udc_svc_data_out(dev, PCH_UDC_EP0);
                 }
+                pch_udc_set_dma(dev, DMA_DIR_RX);
         }
         pch_udc_ep_set_rrdy(ep);
 }
@@ -2174,7 +2188,7 @@ static void pch_udc_postsvc_epinters(struct pch_udc_dev *dev, int ep_num)
         struct pch_udc_ep       *ep;
         struct pch_udc_request *req;
 
-        ep = &dev->ep[2*ep_num];
+        ep = &dev->ep[UDC_EPIN_IDX(ep_num)];
         if (!list_empty(&ep->queue)) {
                 req = list_entry(ep->queue.next, struct pch_udc_request, queue);
                 pch_udc_enable_ep_interrupts(ep->dev,
@@ -2196,13 +2210,13 @@ static void pch_udc_read_all_epstatus(struct pch_udc_dev *dev, u32 ep_intr)
         for (i = 0; i < PCH_UDC_USED_EP_NUM; i++) {
                 /* IN */
                 if (ep_intr & (0x1 << i)) {
-                        ep = &dev->ep[2*i];
+                        ep = &dev->ep[UDC_EPIN_IDX(i)];
                         ep->epsts = pch_udc_read_ep_status(ep);
                         pch_udc_clear_ep_status(ep, ep->epsts);
                 }
                 /* OUT */
                 if (ep_intr & (0x10000 << i)) {
-                        ep = &dev->ep[2*i+1];
+                        ep = &dev->ep[UDC_EPOUT_IDX(i)];
                         ep->epsts = pch_udc_read_ep_status(ep);
                         pch_udc_clear_ep_status(ep, ep->epsts);
                 }
@@ -2563,9 +2577,6 @@ static void pch_udc_pcd_reinit(struct pch_udc_dev *dev)
         dev->ep[UDC_EP0IN_IDX].ep.maxpacket = UDC_EP0IN_MAX_PKT_SIZE;
         dev->ep[UDC_EP0OUT_IDX].ep.maxpacket = UDC_EP0OUT_MAX_PKT_SIZE;
 
-        dev->dma_addr = pci_map_single(dev->pdev, dev->ep0out_buf, 256,
-                                  PCI_DMA_FROMDEVICE);
-
         /* remove ep0 in and out from the list.  They have own pointer */
         list_del_init(&dev->ep[UDC_EP0IN_IDX].ep.ep_list);
         list_del_init(&dev->ep[UDC_EP0OUT_IDX].ep.ep_list);
@@ -2637,6 +2648,13 @@ static int init_dma_pools(struct pch_udc_dev *dev)
         dev->ep[UDC_EP0IN_IDX].td_stp_phys = 0;
         dev->ep[UDC_EP0IN_IDX].td_data = NULL;
         dev->ep[UDC_EP0IN_IDX].td_data_phys = 0;
+
+        dev->ep0out_buf = kzalloc(UDC_EP0OUT_BUFF_SIZE * 4, GFP_KERNEL);
+        if (!dev->ep0out_buf)
+                return -ENOMEM;
+        dev->dma_addr = dma_map_single(&dev->pdev->dev, dev->ep0out_buf,
+                                       UDC_EP0OUT_BUFF_SIZE * 4,
+                                       DMA_FROM_DEVICE);
         return 0;
 }
 
@@ -2700,7 +2718,8 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
 
         pch_udc_disable_interrupts(dev, UDC_DEVINT_MSK);
 
-        /* Assues that there are no pending requets with this driver */
+        /* Assures that there are no pending requests with this driver */
+        driver->disconnect(&dev->gadget);
         driver->unbind(&dev->gadget);
         dev->gadget.dev.driver = NULL;
         dev->driver = NULL;
@@ -2750,6 +2769,11 @@ static void pch_udc_remove(struct pci_dev *pdev)
                 pci_pool_destroy(dev->stp_requests);
         }
 
+        if (dev->dma_addr)
+                dma_unmap_single(&dev->pdev->dev, dev->dma_addr,
+                                 UDC_EP0OUT_BUFF_SIZE * 4, DMA_FROM_DEVICE);
+        kfree(dev->ep0out_buf);
+
         pch_udc_exit(dev);
 
         if (dev->irq_registered)
@@ -2792,11 +2816,7 @@ static int pch_udc_resume(struct pci_dev *pdev)
         int ret;
 
         pci_set_power_state(pdev, PCI_D0);
-        ret = pci_restore_state(pdev);
-        if (ret) {
-                dev_err(&pdev->dev, "%s: pci_restore_state failed\n", __func__);
-                return ret;
-        }
+        pci_restore_state(pdev);
         ret = pci_enable_device(pdev);
         if (ret) {
                 dev_err(&pdev->dev, "%s: pci_enable_device failed\n", __func__);
@@ -2914,6 +2934,11 @@ static DEFINE_PCI_DEVICE_TABLE(pch_udc_pcidev_id) = {
                 .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe,
                 .class_mask = 0xffffffff,
         },
+        {
+                PCI_DEVICE(PCI_VENDOR_ID_ROHM, PCI_DEVICE_ID_ML7213_IOH_UDC),
+                .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe,
+                .class_mask = 0xffffffff,
+        },
         { 0 },
 };
 
diff --git a/drivers/usb/gadget/printer.c b/drivers/usb/gadget/printer.c
index 2fc8636316c5..12ff6cffedc9 100644
--- a/drivers/usb/gadget/printer.c
+++ b/drivers/usb/gadget/printer.c
@@ -131,31 +131,31 @@ static struct printer_dev usb_printer_gadget;
  * parameters are in UTF-8 (superset of ASCII's 7 bit characters).
  */
 
-static ushort __initdata idVendor;
+static ushort idVendor;
 module_param(idVendor, ushort, S_IRUGO);
 MODULE_PARM_DESC(idVendor, "USB Vendor ID");
 
-static ushort __initdata idProduct;
+static ushort idProduct;
 module_param(idProduct, ushort, S_IRUGO);
 MODULE_PARM_DESC(idProduct, "USB Product ID");
 
-static ushort __initdata bcdDevice;
+static ushort bcdDevice;
 module_param(bcdDevice, ushort, S_IRUGO);
 MODULE_PARM_DESC(bcdDevice, "USB Device version (BCD)");
 
-static char *__initdata iManufacturer;
+static char *iManufacturer;
 module_param(iManufacturer, charp, S_IRUGO);
 MODULE_PARM_DESC(iManufacturer, "USB Manufacturer string");
 
-static char *__initdata iProduct;
+static char *iProduct;
 module_param(iProduct, charp, S_IRUGO);
 MODULE_PARM_DESC(iProduct, "USB Product string");
 
-static char *__initdata iSerialNum;
+static char *iSerialNum;
 module_param(iSerialNum, charp, S_IRUGO);
 MODULE_PARM_DESC(iSerialNum, "1");
 
-static char *__initdata iPNPstring;
+static char *iPNPstring;
 module_param(iPNPstring, charp, S_IRUGO);
 MODULE_PARM_DESC(iPNPstring, "MFG:linux;MDL:g_printer;CLS:PRINTER;SN:1;");
 
@@ -1596,13 +1596,12 @@ cleanup(void)
         int status;
 
         mutex_lock(&usb_printer_gadget.lock_printer_io);
-        class_destroy(usb_gadget_class);
-        unregister_chrdev_region(g_printer_devno, 2);
-
         status = usb_gadget_unregister_driver(&printer_driver);
         if (status)
                 ERROR(dev, "usb_gadget_unregister_driver %x\n", status);
 
+        unregister_chrdev_region(g_printer_devno, 2);
+        class_destroy(usb_gadget_class);
         mutex_unlock(&usb_printer_gadget.lock_printer_io);
 }
 module_exit(cleanup);
diff --git a/drivers/usb/gadget/r8a66597-udc.c b/drivers/usb/gadget/r8a66597-udc.c
index 20d43da319ae..015118535f77 100644
--- a/drivers/usb/gadget/r8a66597-udc.c
+++ b/drivers/usb/gadget/r8a66597-udc.c
@@ -258,7 +258,7 @@ static int pipe_buffer_setting(struct r8a66597 *r8a66597,
                 break;
         case R8A66597_BULK:
                 /* isochronous pipes may be used as bulk pipes */
-                if (info->pipe > R8A66597_BASE_PIPENUM_BULK)
+                if (info->pipe >= R8A66597_BASE_PIPENUM_BULK)
                         bufnum = info->pipe - R8A66597_BASE_PIPENUM_BULK;
                 else
                         bufnum = info->pipe - R8A66597_BASE_PIPENUM_ISOC;
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 24046c0f5878..0e6afa260ed8 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -151,6 +151,8 @@ config USB_EHCI_MSM
           Qualcomm chipsets. Root Hub has inbuilt TT.
           This driver depends on OTG driver for PHY initialization,
           clock management, powering up VBUS, and power management.
+          This driver is not supported on boards like trout which
+          has an external PHY.
 
 config USB_EHCI_HCD_PPC_OF
         bool "EHCI support for PPC USB controller on OF platform bus"
diff --git a/drivers/usb/host/ehci-au1xxx.c b/drivers/usb/host/ehci-au1xxx.c
index 2baf8a849086..a869e3c103d3 100644
--- a/drivers/usb/host/ehci-au1xxx.c
+++ b/drivers/usb/host/ehci-au1xxx.c
@@ -227,8 +227,8 @@ static int ehci_hcd_au1xxx_drv_suspend(struct device *dev)
          * mark HW unaccessible.  The PM and USB cores make sure that
          * the root hub is either suspended or stopped.
          */
-        spin_lock_irqsave(&ehci->lock, flags);
         ehci_prepare_ports_for_controller_suspend(ehci, device_may_wakeup(dev));
+        spin_lock_irqsave(&ehci->lock, flags);
         ehci_writel(ehci, 0, &ehci->regs->intr_enable);
         (void)ehci_readl(ehci, &ehci->regs->intr_enable);
 
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index 86e42892016d..5c761df7fa83 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -52,7 +52,6 @@ static int usb_hcd_fsl_probe(const struct hc_driver *driver,
         struct resource *res;
         int irq;
         int retval;
-        unsigned int temp;
 
         pr_debug("initializing FSL-SOC USB Controller\n");
 
@@ -126,18 +125,6 @@ static int usb_hcd_fsl_probe(const struct hc_driver *driver,
                 goto err3;
         }
 
-        /*
-         * Check if it is MPC5121 SoC, otherwise set pdata->have_sysif_regs
-         * flag for 83xx or 8536 system interface registers.
-         */
-        if (pdata->big_endian_mmio)
-                temp = in_be32(hcd->regs + FSL_SOC_USB_ID);
-        else
-                temp = in_le32(hcd->regs + FSL_SOC_USB_ID);
-
-        if ((temp & ID_MSK) != (~((temp & NID_MSK) >> 8) & ID_MSK))
-                pdata->have_sysif_regs = 1;
-
         /* Enable USB controller, 83xx or 8536 */
         if (pdata->have_sysif_regs)
                 setbits32(hcd->regs + FSL_SOC_USB_CTRL, 0x4);
diff --git a/drivers/usb/host/ehci-fsl.h b/drivers/usb/host/ehci-fsl.h
index 2c8353795226..3fabed33d940 100644
--- a/drivers/usb/host/ehci-fsl.h
+++ b/drivers/usb/host/ehci-fsl.h
@@ -19,9 +19,6 @@
 #define _EHCI_FSL_H
 
 /* offsets for the non-ehci registers in the FSL SOC USB controller */
-#define FSL_SOC_USB_ID          0x0
-#define ID_MSK                  0x3f
-#define NID_MSK                 0x3f00
 #define FSL_SOC_USB_ULPIVP      0x170
 #define FSL_SOC_USB_PORTSC1     0x184
 #define PORT_PTS_MSK            (3<<30)
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 6fee3cd58efe..74dcf49bd015 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -572,6 +572,8 @@ static int ehci_init(struct usb_hcd *hcd)
         ehci->iaa_watchdog.function = ehci_iaa_watchdog;
         ehci->iaa_watchdog.data = (unsigned long) ehci;
 
+        hcc_params = ehci_readl(ehci, &ehci->caps->hcc_params);
+
         /*
          * hw default: 1K periodic list heads, one per frame.
          * periodic_size can shrink by USBCMD update if hcc_params allows.
@@ -579,11 +581,20 @@ static int ehci_init(struct usb_hcd *hcd)
         ehci->periodic_size = DEFAULT_I_TDPS;
         INIT_LIST_HEAD(&ehci->cached_itd_list);
         INIT_LIST_HEAD(&ehci->cached_sitd_list);
+
+        if (HCC_PGM_FRAMELISTLEN(hcc_params)) {
+                /* periodic schedule size can be smaller than default */
+                switch (EHCI_TUNE_FLS) {
+                case 0: ehci->periodic_size = 1024; break;
+                case 1: ehci->periodic_size = 512; break;
+                case 2: ehci->periodic_size = 256; break;
+                default:        BUG();
+                }
+        }
         if ((retval = ehci_mem_init(ehci, GFP_KERNEL)) < 0)
                 return retval;
 
         /* controllers may cache some of the periodic schedule ... */
-        hcc_params = ehci_readl(ehci, &ehci->caps->hcc_params);
         if (HCC_ISOC_CACHE(hcc_params))         // full frame cache
                 ehci->i_thresh = 2 + 8;
         else                                    // N microframes cached
@@ -637,12 +648,6 @@ static int ehci_init(struct usb_hcd *hcd)
                 /* periodic schedule size can be smaller than default */
                 temp &= ~(3 << 2);
                 temp |= (EHCI_TUNE_FLS << 2);
-                switch (EHCI_TUNE_FLS) {
-                case 0: ehci->periodic_size = 1024; break;
-                case 1: ehci->periodic_size = 512; break;
-                case 2: ehci->periodic_size = 256; break;
-                default:        BUG();
-                }
         }
         if (HCC_LPM(hcc_params)) {
                 /* support link power management EHCI 1.1 addendum */
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 796ea0c8900f..8a515f0d5988 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -111,6 +111,7 @@ static void ehci_adjust_port_wakeup_flags(struct ehci_hcd *ehci,
 {
         int             port;
         u32             temp;
+        unsigned long   flags;
 
         /* If remote wakeup is enabled for the root hub but disabled
          * for the controller, we must adjust all the port wakeup flags
@@ -120,6 +121,8 @@ static void ehci_adjust_port_wakeup_flags(struct ehci_hcd *ehci,
         if (!ehci_to_hcd(ehci)->self.root_hub->do_remote_wakeup || do_wakeup)
                 return;
 
+        spin_lock_irqsave(&ehci->lock, flags);
+
         /* clear phy low-power mode before changing wakeup flags */
         if (ehci->has_hostpc) {
                 port = HCS_N_PORTS(ehci->hcs_params);
@@ -131,7 +134,9 @@ static void ehci_adjust_port_wakeup_flags(struct ehci_hcd *ehci,
                         temp = ehci_readl(ehci, hostpc_reg);
                         ehci_writel(ehci, temp & ~HOSTPC_PHCD, hostpc_reg);
                 }
+                spin_unlock_irqrestore(&ehci->lock, flags);
                 msleep(5);
+                spin_lock_irqsave(&ehci->lock, flags);
         }
 
         port = HCS_N_PORTS(ehci->hcs_params);
@@ -170,6 +175,8 @@ static void ehci_adjust_port_wakeup_flags(struct ehci_hcd *ehci,
         /* Does the root hub have a port wakeup pending? */
         if (!suspending && (ehci_readl(ehci, &ehci->regs->status) & STS_PCD))
                 usb_hcd_resume_root_hub(ehci_to_hcd(ehci));
+
+        spin_unlock_irqrestore(&ehci->lock, flags);
 }
 
 static int ehci_bus_suspend (struct usb_hcd *hcd)
diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c
index fa59b26fc5bc..c8e360d7d975 100644
--- a/drivers/usb/host/ehci-mxc.c
+++ b/drivers/usb/host/ehci-mxc.c
@@ -21,10 +21,13 @@
 #include <linux/clk.h>
 #include <linux/delay.h>
 #include <linux/usb/otg.h>
+#include <linux/usb/ulpi.h>
 #include <linux/slab.h>
 
 #include <mach/mxc_ehci.h>
 
+#include <asm/mach-types.h>
+
 #define ULPI_VIEWPORT_OFFSET    0x170
 
 struct ehci_mxc_priv {
@@ -114,6 +117,7 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
         struct usb_hcd *hcd;
         struct resource *res;
         int irq, ret;
+        unsigned int flags;
         struct ehci_mxc_priv *priv;
         struct device *dev = &pdev->dev;
         struct ehci_hcd *ehci;
@@ -177,8 +181,8 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
                 clk_enable(priv->ahbclk);
         }
 
-        /* "dr" device has its own clock */
-        if (pdev->id == 0) {
+        /* "dr" device has its own clock on i.MX51 */
+        if (cpu_is_mx51() && (pdev->id == 0)) {
                 priv->phy1clk = clk_get(dev, "usb_phy1");
                 if (IS_ERR(priv->phy1clk)) {
                         ret = PTR_ERR(priv->phy1clk);
@@ -240,6 +244,23 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
         if (ret)
                 goto err_add;
 
+        if (pdata->otg) {
+                /*
+                 * efikamx and efikasb have some hardware bug which is
+                 * preventing usb to work unless CHRGVBUS is set.
+                 * It's in violation of USB specs
+                 */
+                if (machine_is_mx51_efikamx() || machine_is_mx51_efikasb()) {
+                        flags = otg_io_read(pdata->otg, ULPI_OTG_CTRL);
+                        flags |= ULPI_OTG_CTRL_CHRGVBUS;
+                        ret = otg_io_write(pdata->otg, flags, ULPI_OTG_CTRL);
+                        if (ret) {
+                                dev_err(dev, "unable to set CHRVBUS\n");
+                                goto err_add;
+                        }
+                }
+        }
+
         return 0;
 
 err_add:
diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c
index 680f2ef4e59f..f784ceb862a3 100644
--- a/drivers/usb/host/ehci-omap.c
+++ b/drivers/usb/host/ehci-omap.c
@@ -796,7 +796,7 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
         hcd = usb_create_hcd(&ehci_omap_hc_driver, &pdev->dev,
                         dev_name(&pdev->dev));
         if (!hcd) {
-                dev_dbg(&pdev->dev, "failed to create hcd with err %d\n", ret);
+                dev_err(&pdev->dev, "failed to create hcd with err %d\n", ret);
                 ret = -ENOMEM;
                 goto err_create_hcd;
         }
@@ -864,7 +864,7 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
 
         ret = omap_start_ehc(omap, hcd);
         if (ret) {
-                dev_dbg(&pdev->dev, "failed to start ehci\n");
+                dev_err(&pdev->dev, "failed to start ehci with err %d\n", ret);
                 goto err_start;
         }
 
@@ -879,7 +879,7 @@ static int ehci_hcd_omap_probe(struct platform_device *pdev)
 
         ret = usb_add_hcd(hcd, irq, IRQF_DISABLED | IRQF_SHARED);
         if (ret) {
-                dev_dbg(&pdev->dev, "failed to add hcd with err %d\n", ret);
+                dev_err(&pdev->dev, "failed to add hcd with err %d\n", ret);
                 goto err_add_hcd;
         }
 
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 76179c39c0e3..07bb982e59f6 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -44,28 +44,35 @@ static int ehci_pci_reinit(struct ehci_hcd *ehci, struct pci_dev *pdev)
         return 0;
 }
 
-static int ehci_quirk_amd_SB800(struct ehci_hcd *ehci)
+static int ehci_quirk_amd_hudson(struct ehci_hcd *ehci)
 {
         struct pci_dev *amd_smbus_dev;
         u8 rev = 0;
 
         amd_smbus_dev = pci_get_device(PCI_VENDOR_ID_ATI, 0x4385, NULL);
-        if (!amd_smbus_dev)
-                return 0;
-
-        pci_read_config_byte(amd_smbus_dev, PCI_REVISION_ID, &rev);
-        if (rev < 0x40) {
-                pci_dev_put(amd_smbus_dev);
-                amd_smbus_dev = NULL;
-                return 0;
+        if (amd_smbus_dev) {
+                pci_read_config_byte(amd_smbus_dev, PCI_REVISION_ID, &rev);
+                if (rev < 0x40) {
+                        pci_dev_put(amd_smbus_dev);
+                        amd_smbus_dev = NULL;
+                        return 0;
+                }
+        } else {
+                amd_smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x780b, NULL);
+                if (!amd_smbus_dev)
+                        return 0;
+                pci_read_config_byte(amd_smbus_dev, PCI_REVISION_ID, &rev);
+                if (rev < 0x11 || rev > 0x18) {
+                        pci_dev_put(amd_smbus_dev);
+                        amd_smbus_dev = NULL;
+                        return 0;
+                }
         }
 
         if (!amd_nb_dev)
                 amd_nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x1510, NULL);
-        if (!amd_nb_dev)
-                ehci_err(ehci, "QUIRK: unable to get AMD NB device\n");
 
-        ehci_info(ehci, "QUIRK: Enable AMD SB800 L1 fix\n");
+        ehci_info(ehci, "QUIRK: Enable exception for AMD Hudson ASPM\n");
 
         pci_dev_put(amd_smbus_dev);
         amd_smbus_dev = NULL;
@@ -131,7 +138,7 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
         /* cache this readonly data; minimize chip reads */
         ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
 
-        if (ehci_quirk_amd_SB800(ehci))
+        if (ehci_quirk_amd_hudson(ehci))
                 ehci->amd_l1_fix = 1;
 
         retval = ehci_halt(ehci);
@@ -360,8 +367,8 @@ static int ehci_pci_suspend(struct usb_hcd *hcd, bool do_wakeup)
          * mark HW unaccessible.  The PM and USB cores make sure that
          * the root hub is either suspended or stopped.
          */
-        spin_lock_irqsave (&ehci->lock, flags);
         ehci_prepare_ports_for_controller_suspend(ehci, do_wakeup);
+        spin_lock_irqsave (&ehci->lock, flags);
         ehci_writel(ehci, 0, &ehci->regs->intr_enable);
         (void)ehci_readl(ehci, &ehci->regs->intr_enable);
 
diff --git a/drivers/usb/host/ehci-xilinx-of.c b/drivers/usb/host/ehci-xilinx-of.c
index e8f4f36fdf0b..a6f21b891f68 100644
--- a/drivers/usb/host/ehci-xilinx-of.c
+++ b/drivers/usb/host/ehci-xilinx-of.c
@@ -29,6 +29,7 @@
 
 #include <linux/of.h>
 #include <linux/of_platform.h>
+#include <linux/of_address.h>
 
 /**
  * ehci_xilinx_of_setup - Initialize the device for ehci_reset()
diff --git a/drivers/usb/host/fsl-mph-dr-of.c b/drivers/usb/host/fsl-mph-dr-of.c
index 574b99ea0700..79a66d622f9c 100644
--- a/drivers/usb/host/fsl-mph-dr-of.c
+++ b/drivers/usb/host/fsl-mph-dr-of.c
@@ -262,19 +262,24 @@ static void fsl_usb2_mpc5121_exit(struct platform_device *pdev)
         }
 }
 
-struct fsl_usb2_platform_data fsl_usb2_mpc5121_pd = {
+static struct fsl_usb2_platform_data fsl_usb2_mpc5121_pd = {
         .big_endian_desc = 1,
         .big_endian_mmio = 1,
         .es = 1,
+        .have_sysif_regs = 0,
         .le_setup_buf = 1,
         .init = fsl_usb2_mpc5121_init,
         .exit = fsl_usb2_mpc5121_exit,
 };
 #endif /* CONFIG_PPC_MPC512x */
 
+static struct fsl_usb2_platform_data fsl_usb2_mpc8xxx_pd = {
+        .have_sysif_regs = 1,
+};
+
 static const struct of_device_id fsl_usb2_mph_dr_of_match[] = {
-        { .compatible = "fsl-usb2-mph", },
-        { .compatible = "fsl-usb2-dr", },
+        { .compatible = "fsl-usb2-mph", .data = &fsl_usb2_mpc8xxx_pd, },
+        { .compatible = "fsl-usb2-dr", .data = &fsl_usb2_mpc8xxx_pd, },
 #ifdef CONFIG_PPC_MPC512x
         { .compatible = "fsl,mpc5121-usb2-dr", .data = &fsl_usb2_mpc5121_pd, },
 #endif
diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c
index 990f06b89eaa..2e9602a10e9b 100644
--- a/drivers/usb/host/sl811-hcd.c
+++ b/drivers/usb/host/sl811-hcd.c
@@ -861,6 +861,7 @@ static int sl811h_urb_enqueue(
                         DBG("dev %d ep%d maxpacket %d\n",
                                 udev->devnum, epnum, ep->maxpacket);
                         retval = -EINVAL;
+                        kfree(ep);
                         goto fail;
                 }
 
diff --git a/drivers/usb/host/xhci-dbg.c b/drivers/usb/host/xhci-dbg.c
index fcbf4abbf381..0231814a97a5 100644
--- a/drivers/usb/host/xhci-dbg.c
+++ b/drivers/usb/host/xhci-dbg.c
@@ -169,9 +169,10 @@ static void xhci_print_ports(struct xhci_hcd *xhci)
         }
 }
 
-void xhci_print_ir_set(struct xhci_hcd *xhci, struct xhci_intr_reg *ir_set, int set_num)
+void xhci_print_ir_set(struct xhci_hcd *xhci, int set_num)
 {
-        void *addr;
+        struct xhci_intr_reg __iomem *ir_set = &xhci->run_regs->ir_set[set_num];
+        void __iomem *addr;
         u32 temp;
         u64 temp_64;
 
@@ -449,7 +450,7 @@ char *xhci_get_slot_state(struct xhci_hcd *xhci,
         }
 }
 
-void xhci_dbg_slot_ctx(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx)
+static void xhci_dbg_slot_ctx(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx)
 {
         /* Fields are 32 bits wide, DMA addresses are in bytes */
         int field_size = 32 / 8;
@@ -488,7 +489,7 @@ void xhci_dbg_slot_ctx(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx)
                 dbg_rsvd64(xhci, (u64 *)slot_ctx, dma);
 }
 
-void xhci_dbg_ep_ctx(struct xhci_hcd *xhci,
+static void xhci_dbg_ep_ctx(struct xhci_hcd *xhci,
                      struct xhci_container_ctx *ctx,
                      unsigned int last_ep)
 {
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 1d0f45f0e7a6..a9534396e85b 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -307,7 +307,7 @@ struct xhci_ep_ctx *xhci_get_ep_ctx(struct xhci_hcd *xhci,
 
 /***************** Streams structures manipulation *************************/
 
-void xhci_free_stream_ctx(struct xhci_hcd *xhci,
+static void xhci_free_stream_ctx(struct xhci_hcd *xhci,
                 unsigned int num_stream_ctxs,
                 struct xhci_stream_ctx *stream_ctx, dma_addr_t dma)
 {
@@ -335,7 +335,7 @@ void xhci_free_stream_ctx(struct xhci_hcd *xhci,
  * The stream context array must be a power of 2, and can be as small as
  * 64 bytes or as large as 1MB.
  */
-struct xhci_stream_ctx *xhci_alloc_stream_ctx(struct xhci_hcd *xhci,
+static struct xhci_stream_ctx *xhci_alloc_stream_ctx(struct xhci_hcd *xhci,
                 unsigned int num_stream_ctxs, dma_addr_t *dma,
                 gfp_t mem_flags)
 {
@@ -1900,11 +1900,11 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags)
         val &= DBOFF_MASK;
         xhci_dbg(xhci, "// Doorbell array is located at offset 0x%x"
                         " from cap regs base addr\n", val);
-        xhci->dba = (void *) xhci->cap_regs + val;
+        xhci->dba = (void __iomem *) xhci->cap_regs + val;
         xhci_dbg_regs(xhci);
         xhci_print_run_regs(xhci);
         /* Set ir_set to interrupt register set 0 */
-        xhci->ir_set = (void *) xhci->run_regs->ir_set;
+        xhci->ir_set = &xhci->run_regs->ir_set[0];
 
         /*
          * Event ring setup: Allocate a normal ring, but also setup
@@ -1961,7 +1961,7 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags)
         /* Set the event ring dequeue address */
         xhci_set_hc_event_deq(xhci);
         xhci_dbg(xhci, "Wrote ERST address to ir_set 0.\n");
-        xhci_print_ir_set(xhci, xhci->ir_set, 0);
+        xhci_print_ir_set(xhci, 0);
 
         /*
          * XXX: Might need to set the Interrupter Moderation Register to
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index df558f6f84e3..3289bf4832c9 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -308,11 +308,8 @@ static int room_on_ring(struct xhci_hcd *xhci, struct xhci_ring *ring,
 /* Ring the host controller doorbell after placing a command on the ring */
 void xhci_ring_cmd_db(struct xhci_hcd *xhci)
 {
-        u32 temp;
-
         xhci_dbg(xhci, "// Ding dong!\n");
-        temp = xhci_readl(xhci, &xhci->dba->doorbell[0]) & DB_MASK;
-        xhci_writel(xhci, temp | DB_TARGET_HOST, &xhci->dba->doorbell[0]);
+        xhci_writel(xhci, DB_VALUE_HOST, &xhci->dba->doorbell[0]);
         /* Flush PCI posted writes */
         xhci_readl(xhci, &xhci->dba->doorbell[0]);
 }
@@ -322,26 +319,24 @@ void xhci_ring_ep_doorbell(struct xhci_hcd *xhci,
                 unsigned int ep_index,
                 unsigned int stream_id)
 {
-        struct xhci_virt_ep *ep;
-        unsigned int ep_state;
-        u32 field;
         __u32 __iomem *db_addr = &xhci->dba->doorbell[slot_id];
+        struct xhci_virt_ep *ep = &xhci->devs[slot_id]->eps[ep_index];
+        unsigned int ep_state = ep->ep_state;
 
-        ep = &xhci->devs[slot_id]->eps[ep_index];
-        ep_state = ep->ep_state;
         /* Don't ring the doorbell for this endpoint if there are pending
-         * cancellations because the we don't want to interrupt processing.
+         * cancellations because we don't want to interrupt processing.
          * We don't want to restart any stream rings if there's a set dequeue
          * pointer command pending because the device can choose to start any
          * stream once the endpoint is on the HW schedule.
          * FIXME - check all the stream rings for pending cancellations.
          */
-        if (!(ep_state & EP_HALT_PENDING) && !(ep_state & SET_DEQ_PENDING)
-                        && !(ep_state & EP_HALTED)) {
-                field = xhci_readl(xhci, db_addr) & DB_MASK;
-                field |= EPI_TO_DB(ep_index) | STREAM_ID_TO_DB(stream_id);
-                xhci_writel(xhci, field, db_addr);
-        }
+        if ((ep_state & EP_HALT_PENDING) || (ep_state & SET_DEQ_PENDING) ||
+            (ep_state & EP_HALTED))
+                return;
+        xhci_writel(xhci, DB_VALUE(ep_index, stream_id), db_addr);
+        /* The CPU has better things to do at this point than wait for a
+         * write-posting flush.  It'll get there soon enough.
+         */
 }
 
 /* Ring the doorbell for any rings with pending URBs */
@@ -479,8 +474,11 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
         state->new_deq_seg = find_trb_seg(cur_td->start_seg,
                         dev->eps[ep_index].stopped_trb,
                         &state->new_cycle_state);
-        if (!state->new_deq_seg)
-                BUG();
+        if (!state->new_deq_seg) {
+                WARN_ON(1);
+                return;
+        }
+
         /* Dig out the cycle state saved by the xHC during the stop ep cmd */
         xhci_dbg(xhci, "Finding endpoint context\n");
         ep_ctx = xhci_get_ep_ctx(xhci, dev->out_ctx, ep_index);
@@ -491,8 +489,10 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
         state->new_deq_seg = find_trb_seg(state->new_deq_seg,
                         state->new_deq_ptr,
                         &state->new_cycle_state);
-        if (!state->new_deq_seg)
-                BUG();
+        if (!state->new_deq_seg) {
+                WARN_ON(1);
+                return;
+        }
 
         trb = &state->new_deq_ptr->generic;
         if ((trb->field[3] & TRB_TYPE_BITMASK) == TRB_TYPE(TRB_LINK) &&
@@ -1188,7 +1188,7 @@ static void handle_port_status(struct xhci_hcd *xhci,
 
         addr = &xhci->op_regs->port_status_base + NUM_PORT_REGS * (port_id - 1);
         temp = xhci_readl(xhci, addr);
-        if ((temp & PORT_CONNECT) && (hcd->state == HC_STATE_SUSPENDED)) {
+        if (hcd->state == HC_STATE_SUSPENDED) {
                 xhci_dbg(xhci, "resume root hub\n");
                 usb_hcd_resume_root_hub(hcd);
         }
@@ -1710,8 +1710,7 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td,
                 /* Others already handled above */
                 break;
         }
-        dev_dbg(&td->urb->dev->dev,
-                        "ep %#x - asked for %d bytes, "
+        xhci_dbg(xhci, "ep %#x - asked for %d bytes, "
                         "%d bytes untransferred\n",
                         td->urb->ep->desc.bEndpointAddress,
                         td->urb->transfer_buffer_length,
@@ -2369,12 +2368,13 @@ static unsigned int count_sg_trbs_needed(struct xhci_hcd *xhci, struct urb *urb)
 
                 /* Scatter gather list entries may cross 64KB boundaries */
                 running_total = TRB_MAX_BUFF_SIZE -
-                        (sg_dma_address(sg) & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+                        (sg_dma_address(sg) & (TRB_MAX_BUFF_SIZE - 1));
+                running_total &= TRB_MAX_BUFF_SIZE - 1;
                 if (running_total != 0)
                         num_trbs++;
 
                 /* How many more 64KB chunks to transfer, how many more TRBs? */
-                while (running_total < sg_dma_len(sg)) {
+                while (running_total < sg_dma_len(sg) && running_total < temp) {
                         num_trbs++;
                         running_total += TRB_MAX_BUFF_SIZE;
                 }
@@ -2389,7 +2389,8 @@ static unsigned int count_sg_trbs_needed(struct xhci_hcd *xhci, struct urb *urb)
         }
         xhci_dbg(xhci, "\n");
         if (!in_interrupt())
-                dev_dbg(&urb->dev->dev, "ep %#x - urb len = %d, sglist used, num_trbs = %d\n",
+                xhci_dbg(xhci, "ep %#x - urb len = %d, sglist used, "
+                                "num_trbs = %d\n",
                                 urb->ep->desc.bEndpointAddress,
                                 urb->transfer_buffer_length,
                                 num_trbs);
@@ -2399,11 +2400,11 @@ static unsigned int count_sg_trbs_needed(struct xhci_hcd *xhci, struct urb *urb)
 static void check_trb_math(struct urb *urb, int num_trbs, int running_total)
 {
         if (num_trbs != 0)
-                dev_dbg(&urb->dev->dev, "%s - ep %#x - Miscalculated number of "
+                dev_err(&urb->dev->dev, "%s - ep %#x - Miscalculated number of "
                                 "TRBs, %d left\n", __func__,
                                 urb->ep->desc.bEndpointAddress, num_trbs);
         if (running_total != urb->transfer_buffer_length)
-                dev_dbg(&urb->dev->dev, "%s - ep %#x - Miscalculated tx length, "
+                dev_err(&urb->dev->dev, "%s - ep %#x - Miscalculated tx length, "
                                 "queued %#x (%d), asked for %#x (%d)\n",
                                 __func__,
                                 urb->ep->desc.bEndpointAddress,
@@ -2414,14 +2415,17 @@ static void check_trb_math(struct urb *urb, int num_trbs, int running_total)
 
 static void giveback_first_trb(struct xhci_hcd *xhci, int slot_id,
                 unsigned int ep_index, unsigned int stream_id, int start_cycle,
-                struct xhci_generic_trb *start_trb, struct xhci_td *td)
+                struct xhci_generic_trb *start_trb)
 {
         /*
          * Pass all the TRBs to the hardware at once and make sure this write
          * isn't reordered.
          */
         wmb();
-        start_trb->field[3] |= start_cycle;
+        if (start_cycle)
+                start_trb->field[3] |= start_cycle;
+        else
+                start_trb->field[3] &= ~0x1;
         xhci_ring_ep_doorbell(xhci, slot_id, ep_index, stream_id);
 }
 
@@ -2449,7 +2453,7 @@ int xhci_queue_intr_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
          * to set the polling interval (once the API is added).
          */
         if (xhci_interval != ep_interval) {
-                if (!printk_ratelimit())
+                if (printk_ratelimit())
                         dev_dbg(&urb->dev->dev, "Driver uses different interval"
                                         " (%d microframe%s) than xHCI "
                                         "(%d microframe%s)\n",
@@ -2535,8 +2539,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
         sg = urb->sg;
         addr = (u64) sg_dma_address(sg);
         this_sg_len = sg_dma_len(sg);
-        trb_buff_len = TRB_MAX_BUFF_SIZE -
-                (addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+        trb_buff_len = TRB_MAX_BUFF_SIZE - (addr & (TRB_MAX_BUFF_SIZE - 1));
         trb_buff_len = min_t(int, trb_buff_len, this_sg_len);
         if (trb_buff_len > urb->transfer_buffer_length)
                 trb_buff_len = urb->transfer_buffer_length;
@@ -2551,9 +2554,11 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
                 u32 remainder = 0;
 
                 /* Don't change the cycle bit of the first TRB until later */
-                if (first_trb)
+                if (first_trb) {
                         first_trb = false;
-                else
+                        if (start_cycle == 0)
+                                field |= 0x1;
+                } else
                         field |= ep_ring->cycle_state;
 
                 /* Chain all the TRBs together; clear the chain bit in the last
@@ -2572,7 +2577,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
                                 (unsigned int) (addr + TRB_MAX_BUFF_SIZE) & ~(TRB_MAX_BUFF_SIZE - 1),
                                 (unsigned int) addr + trb_buff_len);
                 if (TRB_MAX_BUFF_SIZE -
-                                (addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1)) < trb_buff_len) {
+                                (addr & (TRB_MAX_BUFF_SIZE - 1)) < trb_buff_len) {
                         xhci_warn(xhci, "WARN: sg dma xfer crosses 64KB boundaries!\n");
                         xhci_dbg(xhci, "Next boundary at %#x, end dma = %#x\n",
                                         (unsigned int) (addr + TRB_MAX_BUFF_SIZE) & ~(TRB_MAX_BUFF_SIZE - 1),
@@ -2616,7 +2621,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
                 }
 
                 trb_buff_len = TRB_MAX_BUFF_SIZE -
-                        (addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+                        (addr & (TRB_MAX_BUFF_SIZE - 1));
                 trb_buff_len = min_t(int, trb_buff_len, this_sg_len);
                 if (running_total + trb_buff_len > urb->transfer_buffer_length)
                         trb_buff_len =
@@ -2625,7 +2630,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 
         check_trb_math(urb, num_trbs, running_total);
         giveback_first_trb(xhci, slot_id, ep_index, urb->stream_id,
-                        start_cycle, start_trb, td);
+                        start_cycle, start_trb);
         return 0;
 }
 
@@ -2656,7 +2661,8 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
         num_trbs = 0;
         /* How much data is (potentially) left before the 64KB boundary? */
         running_total = TRB_MAX_BUFF_SIZE -
-                (urb->transfer_dma & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+                (urb->transfer_dma & (TRB_MAX_BUFF_SIZE - 1));
+        running_total &= TRB_MAX_BUFF_SIZE - 1;
 
         /* If there's some data on this 64KB chunk, or we have to send a
          * zero-length transfer, we need at least one TRB
@@ -2671,7 +2677,8 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
         /* FIXME: this doesn't deal with URB_ZERO_PACKET - need one more */
 
         if (!in_interrupt())
-                dev_dbg(&urb->dev->dev, "ep %#x - urb len = %#x (%d), addr = %#llx, num_trbs = %d\n",
+                xhci_dbg(xhci, "ep %#x - urb len = %#x (%d), "
+                                "addr = %#llx, num_trbs = %d\n",
                                 urb->ep->desc.bEndpointAddress,
                                 urb->transfer_buffer_length,
                                 urb->transfer_buffer_length,
@@ -2699,8 +2706,8 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
         /* How much data is in the first TRB? */
         addr = (u64) urb->transfer_dma;
         trb_buff_len = TRB_MAX_BUFF_SIZE -
-                (urb->transfer_dma & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
-        if (urb->transfer_buffer_length < trb_buff_len)
+                (urb->transfer_dma & (TRB_MAX_BUFF_SIZE - 1));
+        if (trb_buff_len > urb->transfer_buffer_length)
                 trb_buff_len = urb->transfer_buffer_length;
 
         first_trb = true;
@@ -2711,9 +2718,11 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
                 field = 0;
 
                 /* Don't change the cycle bit of the first TRB until later */
-                if (first_trb)
+                if (first_trb) {
                         first_trb = false;
-                else
+                        if (start_cycle == 0)
+                                field |= 0x1;
+                } else
                         field |= ep_ring->cycle_state;
 
                 /* Chain all the TRBs together; clear the chain bit in the last
@@ -2757,7 +2766,7 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 
         check_trb_math(urb, num_trbs, running_total);
         giveback_first_trb(xhci, slot_id, ep_index, urb->stream_id,
-                        start_cycle, start_trb, td);
+                        start_cycle, start_trb);
         return 0;
 }
 
@@ -2818,13 +2827,17 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
         /* Queue setup TRB - see section 6.4.1.2.1 */
         /* FIXME better way to translate setup_packet into two u32 fields? */
         setup = (struct usb_ctrlrequest *) urb->setup_packet;
+        field = 0;
+        field |= TRB_IDT | TRB_TYPE(TRB_SETUP);
+        if (start_cycle == 0)
+                field |= 0x1;
         queue_trb(xhci, ep_ring, false, true,
                         /* FIXME endianness is probably going to bite my ass here. */
                         setup->bRequestType | setup->bRequest << 8 | setup->wValue << 16,
                         setup->wIndex | setup->wLength << 16,
                         TRB_LEN(8) | TRB_INTR_TARGET(0),
                         /* Immediate data in pointer */
-                        TRB_IDT | TRB_TYPE(TRB_SETUP));
+                        field);
 
         /* If there's data, queue data TRBs */
         field = 0;
@@ -2859,7 +2872,7 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
                         field | TRB_IOC | TRB_TYPE(TRB_STATUS) | ep_ring->cycle_state);
 
         giveback_first_trb(xhci, slot_id, ep_index, 0,
-                        start_cycle, start_trb, td);
+                        start_cycle, start_trb);
         return 0;
 }
 
@@ -2872,8 +2885,8 @@ static int count_isoc_trbs_needed(struct xhci_hcd *xhci,
         addr = (u64) (urb->transfer_dma + urb->iso_frame_desc[i].offset);
         td_len = urb->iso_frame_desc[i].length;
 
-        running_total = TRB_MAX_BUFF_SIZE -
-                        (addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+        running_total = TRB_MAX_BUFF_SIZE - (addr & (TRB_MAX_BUFF_SIZE - 1));
+        running_total &= TRB_MAX_BUFF_SIZE - 1;
         if (running_total != 0)
                 num_trbs++;
 
@@ -2900,6 +2913,7 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
         int running_total, trb_buff_len, td_len, td_remain_len, ret;
         u64 start_addr, addr;
         int i, j;
+        bool more_trbs_coming;
 
         ep_ring = xhci->devs[slot_id]->eps[ep_index].ring;
 
@@ -2910,7 +2924,7 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
         }
 
         if (!in_interrupt())
-                dev_dbg(&urb->dev->dev, "ep %#x - urb len = %#x (%d),"
+                xhci_dbg(xhci, "ep %#x - urb len = %#x (%d),"
                                 " addr = %#llx, num_tds = %d\n",
                                 urb->ep->desc.bEndpointAddress,
                                 urb->transfer_buffer_length,
@@ -2950,7 +2964,10 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
                                 field |= TRB_TYPE(TRB_ISOC);
                                 /* Assume URB_ISO_ASAP is set */
                                 field |= TRB_SIA;
-                                if (i > 0)
+                                if (i == 0) {
+                                        if (start_cycle == 0)
+                                                field |= 0x1;
+                                } else
                                         field |= ep_ring->cycle_state;
                                 first_trb = false;
                         } else {
@@ -2965,9 +2982,11 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
                          */
                         if (j < trbs_per_td - 1) {
                                 field |= TRB_CHAIN;
+                                more_trbs_coming = true;
                         } else {
                                 td->last_trb = ep_ring->enqueue;
                                 field |= TRB_IOC;
+                                more_trbs_coming = false;
                         }
 
                         /* Calculate TRB length */
@@ -2980,7 +2999,7 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
                         length_field = TRB_LEN(trb_buff_len) |
                                 remainder |
                                 TRB_INTR_TARGET(0);
-                        queue_trb(xhci, ep_ring, false, false,
+                        queue_trb(xhci, ep_ring, false, more_trbs_coming,
                                 lower_32_bits(addr),
                                 upper_32_bits(addr),
                                 length_field,
@@ -3003,10 +3022,8 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
                 }
         }
 
-        wmb();
-        start_trb->field[3] |= start_cycle;
-
-        xhci_ring_ep_doorbell(xhci, slot_id, ep_index, urb->stream_id);
+        giveback_first_trb(xhci, slot_id, ep_index, urb->stream_id,
+                        start_cycle, start_trb);
         return 0;
 }
 
@@ -3064,7 +3081,7 @@ int xhci_queue_isoc_tx_prepare(struct xhci_hcd *xhci, gfp_t mem_flags,
          * to set the polling interval (once the API is added).
          */
         if (xhci_interval != ep_interval) {
-                if (!printk_ratelimit())
+                if (printk_ratelimit())
                         dev_dbg(&urb->dev->dev, "Driver uses different interval"
                                         " (%d microframe%s) than xHCI "
                                         "(%d microframe%s)\n",
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 45e4a3108cc3..2083fc2179b2 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -109,7 +109,7 @@ int xhci_halt(struct xhci_hcd *xhci)
 /*
  * Set the run bit and wait for the host to be running.
  */
-int xhci_start(struct xhci_hcd *xhci)
+static int xhci_start(struct xhci_hcd *xhci)
 {
         u32 temp;
         int ret;
@@ -226,7 +226,8 @@ static int xhci_setup_msi(struct xhci_hcd *xhci)
 static int xhci_setup_msix(struct xhci_hcd *xhci)
 {
         int i, ret = 0;
-        struct pci_dev *pdev = to_pci_dev(xhci_to_hcd(xhci)->self.controller);
+        struct usb_hcd *hcd = xhci_to_hcd(xhci);
+        struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
 
         /*
          * calculate number of msi-x vectors supported.
@@ -265,6 +266,7 @@ static int xhci_setup_msix(struct xhci_hcd *xhci)
                         goto disable_msix;
         }
 
+        hcd->msix_enabled = 1;
         return ret;
 
 disable_msix:
@@ -280,7 +282,8 @@ free_entries:
 /* Free any IRQs and disable MSI-X */
 static void xhci_cleanup_msix(struct xhci_hcd *xhci)
 {
-        struct pci_dev *pdev = to_pci_dev(xhci_to_hcd(xhci)->self.controller);
+        struct usb_hcd *hcd = xhci_to_hcd(xhci);
+        struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
 
         xhci_free_irq(xhci);
 
@@ -292,6 +295,7 @@ static void xhci_cleanup_msix(struct xhci_hcd *xhci)
                 pci_disable_msi(pdev);
         }
 
+        hcd->msix_enabled = 0;
         return;
 }
 
@@ -325,7 +329,7 @@ int xhci_init(struct usb_hcd *hcd)
 
 
 #ifdef CONFIG_USB_XHCI_HCD_DEBUGGING
-void xhci_event_ring_work(unsigned long arg)
+static void xhci_event_ring_work(unsigned long arg)
 {
         unsigned long flags;
         int temp;
@@ -469,7 +473,7 @@ int xhci_run(struct usb_hcd *hcd)
                         xhci->ir_set, (unsigned int) ER_IRQ_ENABLE(temp));
         xhci_writel(xhci, ER_IRQ_ENABLE(temp),
                         &xhci->ir_set->irq_pending);
-        xhci_print_ir_set(xhci, xhci->ir_set, 0);
+        xhci_print_ir_set(xhci, 0);
 
         if (NUM_TEST_NOOPS > 0)
                 doorbell = xhci_setup_one_noop(xhci);
@@ -508,9 +512,10 @@ void xhci_stop(struct usb_hcd *hcd)
         spin_lock_irq(&xhci->lock);
         xhci_halt(xhci);
         xhci_reset(xhci);
-        xhci_cleanup_msix(xhci);
         spin_unlock_irq(&xhci->lock);
 
+        xhci_cleanup_msix(xhci);
+
 #ifdef CONFIG_USB_XHCI_HCD_DEBUGGING
         /* Tell the event ring poll function not to reschedule */
         xhci->zombie = 1;
@@ -523,7 +528,7 @@ void xhci_stop(struct usb_hcd *hcd)
         temp = xhci_readl(xhci, &xhci->ir_set->irq_pending);
         xhci_writel(xhci, ER_IRQ_DISABLE(temp),
                         &xhci->ir_set->irq_pending);
-        xhci_print_ir_set(xhci, xhci->ir_set, 0);
+        xhci_print_ir_set(xhci, 0);
 
         xhci_dbg(xhci, "cleaning up memory\n");
         xhci_mem_cleanup(xhci);
@@ -544,9 +549,10 @@ void xhci_shutdown(struct usb_hcd *hcd)
 
         spin_lock_irq(&xhci->lock);
         xhci_halt(xhci);
-        xhci_cleanup_msix(xhci);
         spin_unlock_irq(&xhci->lock);
 
+        xhci_cleanup_msix(xhci);
+
         xhci_dbg(xhci, "xhci_shutdown completed - status = %x\n",
                     xhci_readl(xhci, &xhci->op_regs->status));
 }
@@ -647,6 +653,7 @@ int xhci_suspend(struct xhci_hcd *xhci)
         int                     rc = 0;
         struct usb_hcd          *hcd = xhci_to_hcd(xhci);
         u32                     command;
+        int                     i;
 
         spin_lock_irq(&xhci->lock);
         clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
@@ -677,10 +684,15 @@ int xhci_suspend(struct xhci_hcd *xhci)
                 spin_unlock_irq(&xhci->lock);
                 return -ETIMEDOUT;
         }
-        /* step 5: remove core well power */
-        xhci_cleanup_msix(xhci);
         spin_unlock_irq(&xhci->lock);
 
+        /* step 5: remove core well power */
+        /* synchronize irq when using MSI-X */
+        if (xhci->msix_entries) {
+                for (i = 0; i < xhci->msix_count; i++)
+                        synchronize_irq(xhci->msix_entries[i].vector);
+        }
+
         return rc;
 }
 
@@ -694,7 +706,6 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
 {
         u32                     command, temp = 0;
         struct usb_hcd          *hcd = xhci_to_hcd(xhci);
-        struct pci_dev          *pdev = to_pci_dev(hcd->self.controller);
         int     old_state, retval;
 
         old_state = hcd->state;
@@ -729,9 +740,8 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
                 xhci_dbg(xhci, "Stop HCD\n");
                 xhci_halt(xhci);
                 xhci_reset(xhci);
-                if (hibernated)
-                        xhci_cleanup_msix(xhci);
                 spin_unlock_irq(&xhci->lock);
+                xhci_cleanup_msix(xhci);
 
 #ifdef CONFIG_USB_XHCI_HCD_DEBUGGING
                 /* Tell the event ring poll function not to reschedule */
@@ -745,7 +755,7 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
                 temp = xhci_readl(xhci, &xhci->ir_set->irq_pending);
                 xhci_writel(xhci, ER_IRQ_DISABLE(temp),
                                 &xhci->ir_set->irq_pending);
-                xhci_print_ir_set(xhci, xhci->ir_set, 0);
+                xhci_print_ir_set(xhci, 0);
 
                 xhci_dbg(xhci, "cleaning up memory\n");
                 xhci_mem_cleanup(xhci);
@@ -765,30 +775,6 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
                 return retval;
         }
 
-        spin_unlock_irq(&xhci->lock);
-        /* Re-setup MSI-X */
-        if (hcd->irq)
-                free_irq(hcd->irq, hcd);
-        hcd->irq = -1;
-
-        retval = xhci_setup_msix(xhci);
-        if (retval)
-                /* fall back to msi*/
-                retval = xhci_setup_msi(xhci);
-
-        if (retval) {
-                /* fall back to legacy interrupt*/
-                retval = request_irq(pdev->irq, &usb_hcd_irq, IRQF_SHARED,
-                                        hcd->irq_descr, hcd);
-                if (retval) {
-                        xhci_err(xhci, "request interrupt %d failed\n",
-                                        pdev->irq);
-                        return retval;
-                }
-                hcd->irq = pdev->irq;
-        }
-
-        spin_lock_irq(&xhci->lock);
         /* step 4: set Run/Stop bit */
         command = xhci_readl(xhci, &xhci->op_regs->command);
         command |= CMD_RUN;
@@ -871,7 +857,7 @@ unsigned int xhci_last_valid_endpoint(u32 added_ctxs)
 /* Returns 1 if the arguments are OK;
  * returns 0 this is a root hub; returns -EINVAL for NULL pointers.
  */
-int xhci_check_args(struct usb_hcd *hcd, struct usb_device *udev,
+static int xhci_check_args(struct usb_hcd *hcd, struct usb_device *udev,
                 struct usb_host_endpoint *ep, int check_ep, bool check_virt_dev,
                 const char *func) {
         struct xhci_hcd *xhci;
@@ -1707,7 +1693,7 @@ static void xhci_setup_input_ctx_for_config_ep(struct xhci_hcd *xhci,
         xhci_dbg_ctx(xhci, in_ctx, xhci_last_valid_endpoint(add_flags));
 }
 
-void xhci_setup_input_ctx_for_quirk(struct xhci_hcd *xhci,
+static void xhci_setup_input_ctx_for_quirk(struct xhci_hcd *xhci,
                 unsigned int slot_id, unsigned int ep_index,
                 struct xhci_dequeue_state *deq_state)
 {
@@ -2445,8 +2431,12 @@ int xhci_alloc_dev(struct usb_hcd *hcd, struct usb_device *udev)
                 xhci_err(xhci, "Error while assigning device slot ID\n");
                 return 0;
         }
-        /* xhci_alloc_virt_device() does not touch rings; no need to lock */
-        if (!xhci_alloc_virt_device(xhci, xhci->slot_id, udev, GFP_KERNEL)) {
+        /* xhci_alloc_virt_device() does not touch rings; no need to lock.
+         * Use GFP_NOIO, since this function can be called from
+         * xhci_discover_or_reset_device(), which may be called as part of
+         * mass storage driver error handling.
+         */
+        if (!xhci_alloc_virt_device(xhci, xhci->slot_id, udev, GFP_NOIO)) {
                 /* Disable slot, if we can do it without mem alloc */
                 xhci_warn(xhci, "Could not allocate xHCI USB device data structures\n");
                 spin_lock_irqsave(&xhci->lock, flags);
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 170c367112d2..7f127df6dd55 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -436,22 +436,18 @@ struct xhci_run_regs {
 /**
  * struct doorbell_array
  *
+ * Bits  0 -  7: Endpoint target
+ * Bits  8 - 15: RsvdZ
+ * Bits 16 - 31: Stream ID
+ *
  * Section 5.6
  */
 struct xhci_doorbell_array {
         u32     doorbell[256];
 };
 
-#define DB_TARGET_MASK          0xFFFFFF00
-#define DB_STREAM_ID_MASK       0x0000FFFF
-#define DB_TARGET_HOST          0x0
-#define DB_STREAM_ID_HOST       0x0
-#define DB_MASK                 (0xff << 8)
-
-/* Endpoint Target - bits 0:7 */
-#define EPI_TO_DB(p)            (((p) + 1) & 0xff)
-#define STREAM_ID_TO_DB(p)      (((p) & 0xffff) << 16)
-
+#define DB_VALUE(ep, stream)    ((((ep) + 1) & 0xff) | ((stream) << 16))
+#define DB_VALUE_HOST           0x00000000
 
 /**
  * struct xhci_protocol_caps
@@ -1352,7 +1348,7 @@ static inline int xhci_link_trb_quirk(struct xhci_hcd *xhci)
 }
 
 /* xHCI debugging */
-void xhci_print_ir_set(struct xhci_hcd *xhci, struct xhci_intr_reg *ir_set, int set_num);
+void xhci_print_ir_set(struct xhci_hcd *xhci, int set_num);
 void xhci_print_registers(struct xhci_hcd *xhci);
 void xhci_dbg_regs(struct xhci_hcd *xhci);
 void xhci_print_run_regs(struct xhci_hcd *xhci);
diff --git a/drivers/usb/misc/usbled.c b/drivers/usb/misc/usbled.c
index 1732d9bc097e..1616ad1793a4 100644
--- a/drivers/usb/misc/usbled.c
+++ b/drivers/usb/misc/usbled.c
@@ -45,7 +45,7 @@ struct usb_led {
 
 static void change_color(struct usb_led *led)
 {
-        int retval;
+        int retval = 0;
         unsigned char *buffer;
 
         buffer = kmalloc(8, GFP_KERNEL);
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index 4ff21587ab03..f7a205738032 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -776,7 +776,6 @@ static const struct usb_device_id uss720_table[] = {
         { USB_DEVICE(0x0557, 0x2001) },
         { USB_DEVICE(0x0729, 0x1284) },
         { USB_DEVICE(0x1293, 0x0002) },
-        { USB_DEVICE(0x1293, 0x0002) },
         { USB_DEVICE(0x050d, 0x0002) },
         { }                                             /* Terminating entry */
 };
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index eeba228eb2af..9d49d1cd7ce2 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -404,6 +404,7 @@ static int bfin_musb_init(struct musb *musb)
                 musb->xceiv->set_power = bfin_musb_set_power;
 
         musb->isr = blackfin_interrupt;
+        musb->double_buffer_not_ok = true;
 
         return 0;
 }
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 07cf394e491b..c292d5c499e7 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -128,12 +128,7 @@ MODULE_ALIAS("platform:" MUSB_DRIVER_NAME);
 
 static inline struct musb *dev_to_musb(struct device *dev)
 {
-#ifdef CONFIG_USB_MUSB_HDRC_HCD
-        /* usbcore insists dev->driver_data is a "struct hcd *" */
-        return hcd_to_musb(dev_get_drvdata(dev));
-#else
         return dev_get_drvdata(dev);
-#endif
 }
 
 /*-------------------------------------------------------------------------*/
@@ -1869,6 +1864,7 @@ allocate_instance(struct device *dev,
         INIT_LIST_HEAD(&musb->out_bulk);
 
         hcd->uses_new_polling = 1;
+        hcd->has_tt = 1;
 
         musb->vbuserr_retry = VBUSERR_RETRY_COUNT;
         musb->a_wait_bcon = OTG_TIME_A_WAIT_BCON;
@@ -1876,10 +1872,9 @@ allocate_instance(struct device *dev,
         musb = kzalloc(sizeof *musb, GFP_KERNEL);
         if (!musb)
                 return NULL;
-        dev_set_drvdata(dev, musb);
 
 #endif
-
+        dev_set_drvdata(dev, musb);
         musb->mregs = mbase;
         musb->ctrl_base = mbase;
         musb->nIrq = -ENODEV;
@@ -2191,7 +2186,7 @@ static int __init musb_probe(struct platform_device *pdev)
         void __iomem    *base;
 
         iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-        if (!iomem || irq == 0)
+        if (!iomem || irq <= 0)
                 return -ENODEV;
 
         base = ioremap(iomem->start, resource_size(iomem));
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index d0c236f8e191..e6400be8a0f8 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -497,6 +497,19 @@ struct musb {
         struct usb_gadget_driver *gadget_driver;        /* its driver */
 #endif
 
+        /*
+         * FIXME: Remove this flag.
+         *
+         * This is only added to allow Blackfin to work
+         * with current driver. For some unknown reason
+         * Blackfin doesn't work with double buffering
+         * and that's enabled by default.
+         *
+         * We added this flag to forcefully disable double
+         * buffering until we get it working.
+         */
+        unsigned                double_buffer_not_ok:1 __deprecated;
+
         struct musb_hdrc_config *config;
 
 #ifdef MUSB_CONFIG_PROC_FS
diff --git a/drivers/usb/musb/musb_dma.h b/drivers/usb/musb/musb_dma.h
index 916065ba9e70..3a97c4e2d4f5 100644
--- a/drivers/usb/musb/musb_dma.h
+++ b/drivers/usb/musb/musb_dma.h
@@ -169,6 +169,9 @@ struct dma_controller {
                                                         dma_addr_t dma_addr,
                                                         u32 length);
         int                     (*channel_abort)(struct dma_channel *);
+        int                     (*is_compatible)(struct dma_channel *channel,
+                                                        u16 maxpacket,
+                                                        void *buf, u32 length);
 };
 
 /* called after channel_program(), may indicate a fault */
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index ed58c6c8f15c..2fe304611dcf 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -92,11 +92,33 @@
 
 /* ----------------------------------------------------------------------- */
 
+#define is_buffer_mapped(req) (is_dma_capable() && \
+                                        (req->map_state != UN_MAPPED))
+
 /* Maps the buffer to dma  */
 
 static inline void map_dma_buffer(struct musb_request *request,
-                                struct musb *musb)
+                        struct musb *musb, struct musb_ep *musb_ep)
 {
+        int compatible = true;
+        struct dma_controller *dma = musb->dma_controller;
+
+        request->map_state = UN_MAPPED;
+
+        if (!is_dma_capable() || !musb_ep->dma)
+                return;
+
+        /* Check if DMA engine can handle this request.
+         * DMA code must reject the USB request explicitly.
+         * Default behaviour is to map the request.
+         */
+        if (dma->is_compatible)
+                compatible = dma->is_compatible(musb_ep->dma,
+                                musb_ep->packet_sz, request->request.buf,
+                                request->request.length);
+        if (!compatible)
+                return;
+
         if (request->request.dma == DMA_ADDR_INVALID) {
                 request->request.dma = dma_map_single(
                                 musb->controller,
@@ -105,7 +127,7 @@ static inline void map_dma_buffer(struct musb_request *request,
                                 request->tx
                                         ? DMA_TO_DEVICE
                                         : DMA_FROM_DEVICE);
-                request->mapped = 1;
+                request->map_state = MUSB_MAPPED;
         } else {
                 dma_sync_single_for_device(musb->controller,
                         request->request.dma,
@@ -113,7 +135,7 @@ static inline void map_dma_buffer(struct musb_request *request,
                         request->tx
                                 ? DMA_TO_DEVICE
                                 : DMA_FROM_DEVICE);
-                request->mapped = 0;
+                request->map_state = PRE_MAPPED;
         }
 }
 
@@ -121,11 +143,14 @@ static inline void map_dma_buffer(struct musb_request *request,
 static inline void unmap_dma_buffer(struct musb_request *request,
                                 struct musb *musb)
 {
+        if (!is_buffer_mapped(request))
+                return;
+
         if (request->request.dma == DMA_ADDR_INVALID) {
                 DBG(20, "not unmapping a never mapped buffer\n");
                 return;
         }
-        if (request->mapped) {
+        if (request->map_state == MUSB_MAPPED) {
                 dma_unmap_single(musb->controller,
                         request->request.dma,
                         request->request.length,
@@ -133,16 +158,15 @@ static inline void unmap_dma_buffer(struct musb_request *request,
                                 ? DMA_TO_DEVICE
                                 : DMA_FROM_DEVICE);
                 request->request.dma = DMA_ADDR_INVALID;
-                request->mapped = 0;
-        } else {
+        } else { /* PRE_MAPPED */
                 dma_sync_single_for_cpu(musb->controller,
                         request->request.dma,
                         request->request.length,
                         request->tx
                                 ? DMA_TO_DEVICE
                                 : DMA_FROM_DEVICE);
-
         }
+        request->map_state = UN_MAPPED;
 }
 
 /*
@@ -172,8 +196,7 @@ __acquires(ep->musb->lock)
 
         ep->busy = 1;
         spin_unlock(&musb->lock);
-        if (is_dma_capable() && ep->dma)
-                unmap_dma_buffer(req, musb);
+        unmap_dma_buffer(req, musb);
         if (request->status == 0)
                 DBG(5, "%s done request %p,  %d/%d\n",
                                 ep->end_point.name, request,
@@ -335,7 +358,7 @@ static void txstate(struct musb *musb, struct musb_request *req)
                         csr);
 
 #ifndef CONFIG_MUSB_PIO_ONLY
-        if (is_dma_capable() && musb_ep->dma) {
+        if (is_buffer_mapped(req)) {
                 struct dma_controller   *c = musb->dma_controller;
                 size_t request_size;
 
@@ -436,8 +459,7 @@ static void txstate(struct musb *musb, struct musb_request *req)
                  * Unmap the dma buffer back to cpu if dma channel
                  * programming fails
                  */
-                if (is_dma_capable() && musb_ep->dma)
-                        unmap_dma_buffer(req, musb);
+                unmap_dma_buffer(req, musb);
 
                 musb_write_fifo(musb_ep->hw_ep, fifo_count,
                                 (u8 *) (request->buf + request->actual));
@@ -627,7 +649,7 @@ static void rxstate(struct musb *musb, struct musb_request *req)
                 return;
         }
 
-        if (is_cppi_enabled() && musb_ep->dma) {
+        if (is_cppi_enabled() && is_buffer_mapped(req)) {
                 struct dma_controller   *c = musb->dma_controller;
                 struct dma_channel      *channel = musb_ep->dma;
 
@@ -658,7 +680,7 @@ static void rxstate(struct musb *musb, struct musb_request *req)
                 len = musb_readw(epio, MUSB_RXCOUNT);
                 if (request->actual < request->length) {
 #ifdef CONFIG_USB_INVENTRA_DMA
-                        if (is_dma_capable() && musb_ep->dma) {
+                        if (is_buffer_mapped(req)) {
                                 struct dma_controller   *c;
                                 struct dma_channel      *channel;
                                 int                     use_dma = 0;
@@ -742,7 +764,7 @@ static void rxstate(struct musb *musb, struct musb_request *req)
                         fifo_count = min_t(unsigned, len, fifo_count);
 
 #ifdef  CONFIG_USB_TUSB_OMAP_DMA
-                        if (tusb_dma_omap() && musb_ep->dma) {
+                        if (tusb_dma_omap() && is_buffer_mapped(req)) {
                                 struct dma_controller *c = musb->dma_controller;
                                 struct dma_channel *channel = musb_ep->dma;
                                 u32 dma_addr = request->dma + request->actual;
@@ -762,7 +784,7 @@ static void rxstate(struct musb *musb, struct musb_request *req)
                          * programming fails. This buffer is mapped if the
                          * channel allocation is successful
                          */
-                         if (is_dma_capable() && musb_ep->dma) {
+                         if (is_buffer_mapped(req)) {
                                 unmap_dma_buffer(req, musb);
 
                                 /*
@@ -989,7 +1011,11 @@ static int musb_gadget_enable(struct usb_ep *ep,
                 /* Set TXMAXP with the FIFO size of the endpoint
                  * to disable double buffering mode.
                  */
-                musb_writew(regs, MUSB_TXMAXP, musb_ep->packet_sz | (musb_ep->hb_mult << 11));
+                if (musb->double_buffer_not_ok)
+                        musb_writew(regs, MUSB_TXMAXP, hw_ep->max_packet_sz_tx);
+                else
+                        musb_writew(regs, MUSB_TXMAXP, musb_ep->packet_sz
+                                        | (musb_ep->hb_mult << 11));
 
                 csr = MUSB_TXCSR_MODE | MUSB_TXCSR_CLRDATATOG;
                 if (musb_readw(regs, MUSB_TXCSR)
@@ -1025,7 +1051,11 @@ static int musb_gadget_enable(struct usb_ep *ep,
                 /* Set RXMAXP with the FIFO size of the endpoint
                  * to disable double buffering mode.
                  */
-                musb_writew(regs, MUSB_RXMAXP, musb_ep->packet_sz | (musb_ep->hb_mult << 11));
+                if (musb->double_buffer_not_ok)
+                        musb_writew(regs, MUSB_RXMAXP, hw_ep->max_packet_sz_tx);
+                else
+                        musb_writew(regs, MUSB_RXMAXP, musb_ep->packet_sz
+                                        | (musb_ep->hb_mult << 11));
 
                 /* force shared fifo to OUT-only mode */
                 if (hw_ep->is_shared_fifo) {
@@ -1214,10 +1244,7 @@ static int musb_gadget_queue(struct usb_ep *ep, struct usb_request *req,
         request->epnum = musb_ep->current_epnum;
         request->tx = musb_ep->is_in;
 
-        if (is_dma_capable() && musb_ep->dma)
-                map_dma_buffer(request, musb);
-        else
-                request->mapped = 0;
+        map_dma_buffer(request, musb, musb_ep);
 
         spin_lock_irqsave(&musb->lock, lockflags);
 
diff --git a/drivers/usb/musb/musb_gadget.h b/drivers/usb/musb/musb_gadget.h
index dec8dc008191..a55354fbccf5 100644
--- a/drivers/usb/musb/musb_gadget.h
+++ b/drivers/usb/musb/musb_gadget.h
@@ -35,13 +35,19 @@
 #ifndef __MUSB_GADGET_H
 #define __MUSB_GADGET_H
 
+enum buffer_map_state {
+        UN_MAPPED = 0,
+        PRE_MAPPED,
+        MUSB_MAPPED
+};
+
 struct musb_request {
         struct usb_request      request;
         struct musb_ep          *ep;
         struct musb             *musb;
         u8 tx;                  /* endpoint direction */
         u8 epnum;
-        u8 mapped;
+        enum buffer_map_state map_state;
 };
 
 static inline struct musb_request *to_musb_request(struct usb_request *req)
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 4d5bcb4e14d2..0f523d7db57b 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -609,7 +609,7 @@ musb_rx_reinit(struct musb *musb, struct musb_qh *qh, struct musb_hw_ep *ep)
         /* Set RXMAXP with the FIFO size of the endpoint
          * to disable double buffer mode.
          */
-        if (musb->hwvers < MUSB_HWVERS_2000)
+        if (musb->double_buffer_not_ok)
                 musb_writew(ep->regs, MUSB_RXMAXP, ep->max_packet_sz_rx);
         else
                 musb_writew(ep->regs, MUSB_RXMAXP,
@@ -784,14 +784,13 @@ static void musb_ep_program(struct musb *musb, u8 epnum,
                 /* protocol/endpoint/interval/NAKlimit */
                 if (epnum) {
                         musb_writeb(epio, MUSB_TXTYPE, qh->type_reg);
-                        if (can_bulk_split(musb, qh->type))
+                        if (musb->double_buffer_not_ok)
                                 musb_writew(epio, MUSB_TXMAXP,
-                                        packet_sz
-                                        | ((hw_ep->max_packet_sz_tx /
-                                                packet_sz) - 1) << 11);
+                                                hw_ep->max_packet_sz_tx);
                         else
                                 musb_writew(epio, MUSB_TXMAXP,
-                                        packet_sz);
+                                                qh->maxpacket |
+                                                ((qh->hb_mult - 1) << 11));
                         musb_writeb(epio, MUSB_TXINTERVAL, qh->intv_reg);
                 } else {
                         musb_writeb(epio, MUSB_NAKLIMIT0, qh->intv_reg);
diff --git a/drivers/usb/musb/musbhsdma.h b/drivers/usb/musb/musbhsdma.h
index f763d62f151c..21056c924c74 100644
--- a/drivers/usb/musb/musbhsdma.h
+++ b/drivers/usb/musb/musbhsdma.h
@@ -94,24 +94,33 @@ static inline void musb_write_hsdma_addr(void __iomem *mbase,
 {
         musb_writew(mbase,
                 MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_ADDR_LOW),
-                ((u16)((u32) dma_addr & 0xFFFF)));
+                dma_addr);
         musb_writew(mbase,
                 MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_ADDR_HIGH),
-                ((u16)(((u32) dma_addr >> 16) & 0xFFFF)));
+                (dma_addr >> 16));
 }
 
 static inline u32 musb_read_hsdma_count(void __iomem *mbase, u8 bchannel)
 {
-        return musb_readl(mbase,
+        u32 count = musb_readw(mbase,
                 MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_HIGH));
+
+        count = count << 16;
+
+        count |= musb_readw(mbase,
+                MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_LOW));
+
+        return count;
 }
 
 static inline void musb_write_hsdma_count(void __iomem *mbase,
                                 u8 bchannel, u32 len)
 {
-        musb_writel(mbase,
+        musb_writew(mbase,
+                MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_LOW),len);
+        musb_writew(mbase,
                 MUSB_HSDMA_CHANNEL_OFFSET(bchannel, MUSB_HSDMA_COUNT_HIGH),
-                len);
+                (len >> 16));
 }
 
 #endif /* CONFIG_BLACKFIN */
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index a3f12333fc41..bc8badd16897 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -362,6 +362,7 @@ static int omap2430_musb_init(struct musb *musb)
 
 static int omap2430_musb_exit(struct musb *musb)
 {
+        del_timer_sync(&musb_idle_timer);
 
         omap2430_low_level_exit(musb);
         otg_put_transceiver(musb->xceiv);
diff --git a/drivers/usb/otg/Kconfig b/drivers/usb/otg/Kconfig
index 9fb875d5f09c..9ffc8237fb4b 100644
--- a/drivers/usb/otg/Kconfig
+++ b/drivers/usb/otg/Kconfig
@@ -103,6 +103,8 @@ config USB_MSM_OTG_72K
           required after resetting the hardware and power management.
           This driver is required even for peripheral only or host only
           mode configurations.
+          This driver is not supported on boards like trout which
+          has an external PHY.
 
 config AB8500_USB
         tristate "AB8500 USB Transceiver Driver"
diff --git a/drivers/usb/otg/nop-usb-xceiv.c b/drivers/usb/otg/nop-usb-xceiv.c
index e70014ab0976..8acf165fe13b 100644
--- a/drivers/usb/otg/nop-usb-xceiv.c
+++ b/drivers/usb/otg/nop-usb-xceiv.c
@@ -132,6 +132,8 @@ static int __devinit nop_usb_xceiv_probe(struct platform_device *pdev)
 
         platform_set_drvdata(pdev, nop);
 
+        BLOCKING_INIT_NOTIFIER_HEAD(&nop->otg.notifier);
+
         return 0;
 exit:
         kfree(nop);
diff --git a/drivers/usb/otg/ulpi.c b/drivers/usb/otg/ulpi.c
index 059d9ac0ab5b..770d799d5afb 100644
--- a/drivers/usb/otg/ulpi.c
+++ b/drivers/usb/otg/ulpi.c
@@ -45,7 +45,7 @@ struct ulpi_info {
 /* ULPI hardcoded IDs, used for probing */
 static struct ulpi_info ulpi_ids[] = {
         ULPI_INFO(ULPI_ID(0x04cc, 0x1504), "NXP ISP1504"),
-        ULPI_INFO(ULPI_ID(0x0424, 0x0006), "SMSC USB3319"),
+        ULPI_INFO(ULPI_ID(0x0424, 0x0006), "SMSC USB331x"),
 };
 
 static int ulpi_set_otg_flags(struct otg_transceiver *otg)
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index 63f7cc45bcac..7b8815ddf368 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -486,12 +486,22 @@ static void ch341_read_int_callback(struct urb *urb)
         if (actual_length >= 4) {
                 struct ch341_private *priv = usb_get_serial_port_data(port);
                 unsigned long flags;
+                u8 prev_line_status = priv->line_status;
 
                 spin_lock_irqsave(&priv->lock, flags);
                 priv->line_status = (~(data[2])) & CH341_BITS_MODEM_STAT;
                 if ((data[1] & CH341_MULT_STAT))
                         priv->multi_status_change = 1;
                 spin_unlock_irqrestore(&priv->lock, flags);
+
+                if ((priv->line_status ^ prev_line_status) & CH341_BIT_DCD) {
+                        struct tty_struct *tty = tty_port_tty_get(&port->port);
+                        if (tty)
+                                usb_serial_handle_dcd_change(port, tty,
+                                            priv->line_status & CH341_BIT_DCD);
+                        tty_kref_put(tty);
+                }
+
                 wake_up_interruptible(&priv->delta_msr_wait);
         }
 
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 8d7731dbf478..735ea03157ab 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -49,7 +49,6 @@ static int cp210x_tiocmset_port(struct usb_serial_port *port, struct file *,
 static void cp210x_break_ctl(struct tty_struct *, int);
 static int cp210x_startup(struct usb_serial *);
 static void cp210x_dtr_rts(struct usb_serial_port *p, int on);
-static int cp210x_carrier_raised(struct usb_serial_port *p);
 
 static int debug;
 
@@ -87,7 +86,6 @@ static const struct usb_device_id id_table[] = {
         { USB_DEVICE(0x10C4, 0x8115) }, /* Arygon NFC/Mifare Reader */
         { USB_DEVICE(0x10C4, 0x813D) }, /* Burnside Telecom Deskmobile */
         { USB_DEVICE(0x10C4, 0x813F) }, /* Tams Master Easy Control */
-        { USB_DEVICE(0x10C4, 0x8149) }, /* West Mountain Radio Computerized Battery Analyzer */
         { USB_DEVICE(0x10C4, 0x814A) }, /* West Mountain Radio RIGblaster P&P */
         { USB_DEVICE(0x10C4, 0x814B) }, /* West Mountain Radio RIGtalk */
         { USB_DEVICE(0x10C4, 0x8156) }, /* B&G H3000 link cable */
@@ -110,7 +108,9 @@ static const struct usb_device_id id_table[] = {
         { USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */
         { USB_DEVICE(0x10C4, 0x8382) }, /* Cygnal Integrated Products, Inc. */
         { USB_DEVICE(0x10C4, 0x83A8) }, /* Amber Wireless AMB2560 */
+        { USB_DEVICE(0x10C4, 0x83D8) }, /* DekTec DTA Plus VHF/UHF Booster/Attenuator */
         { USB_DEVICE(0x10C4, 0x8411) }, /* Kyocera GPS Module */
+        { USB_DEVICE(0x10C4, 0x8418) }, /* IRZ Automation Teleport SG-10 GSM/GPRS Modem */
         { USB_DEVICE(0x10C4, 0x846E) }, /* BEI USB Sensor Interface (VCP) */
         { USB_DEVICE(0x10C4, 0x8477) }, /* Balluff RFID */
         { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
@@ -165,8 +165,7 @@ static struct usb_serial_driver cp210x_device = {
         .tiocmget               = cp210x_tiocmget,
         .tiocmset               = cp210x_tiocmset,
         .attach                 = cp210x_startup,
-        .dtr_rts                = cp210x_dtr_rts,
-        .carrier_raised         = cp210x_carrier_raised
+        .dtr_rts                = cp210x_dtr_rts
 };
 
 /* Config request types */
@@ -765,15 +764,6 @@ static int cp210x_tiocmget (struct tty_struct *tty, struct file *file)
         return result;
 }
 
-static int cp210x_carrier_raised(struct usb_serial_port *p)
-{
-        unsigned int control;
-        cp210x_get_config(p, CP210X_GET_MDMSTS, &control, 1);
-        if (control & CONTROL_DCD)
-                return 1;
-        return 0;
-}
-
 static void cp210x_break_ctl (struct tty_struct *tty, int break_state)
 {
         struct usb_serial_port *port = tty->driver_data;
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index b92070c103cd..666e5a6edd82 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -455,7 +455,6 @@ static int digi_write_room(struct tty_struct *tty);
 static int digi_chars_in_buffer(struct tty_struct *tty);
 static int digi_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void digi_close(struct usb_serial_port *port);
-static int digi_carrier_raised(struct usb_serial_port *port);
 static void digi_dtr_rts(struct usb_serial_port *port, int on);
 static int digi_startup_device(struct usb_serial *serial);
 static int digi_startup(struct usb_serial *serial);
@@ -511,7 +510,6 @@ static struct usb_serial_driver digi_acceleport_2_device = {
         .open =                         digi_open,
         .close =                        digi_close,
         .dtr_rts =                      digi_dtr_rts,
-        .carrier_raised =               digi_carrier_raised,
         .write =                        digi_write,
         .write_room =                   digi_write_room,
         .write_bulk_callback =          digi_write_bulk_callback,
@@ -1339,14 +1337,6 @@ static void digi_dtr_rts(struct usb_serial_port *port, int on)
         digi_set_modem_signals(port, on * (TIOCM_DTR|TIOCM_RTS), 1);
 }
 
-static int digi_carrier_raised(struct usb_serial_port *port)
-{
-        struct digi_port *priv = usb_get_serial_port_data(port);
-        if (priv->dp_modem_signals & TIOCM_CD)
-                return 1;
-        return 0;
-}
-
 static int digi_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
         int ret;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index a2668d089260..f349a3629d00 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -100,6 +100,7 @@ struct ftdi_sio_quirk {
 static int   ftdi_jtag_probe(struct usb_serial *serial);
 static int   ftdi_mtxorb_hack_setup(struct usb_serial *serial);
 static int   ftdi_NDI_device_setup(struct usb_serial *serial);
+static int   ftdi_stmclite_probe(struct usb_serial *serial);
 static void  ftdi_USB_UIRT_setup(struct ftdi_private *priv);
 static void  ftdi_HE_TIRA1_setup(struct ftdi_private *priv);
 
@@ -123,6 +124,10 @@ static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
         .port_probe = ftdi_HE_TIRA1_setup,
 };
 
+static struct ftdi_sio_quirk ftdi_stmclite_quirk = {
+        .probe  = ftdi_stmclite_probe,
+};
+
 /*
  * The 8U232AM has the same API as the sio except for:
  * - it can support MUCH higher baudrates; up to:
@@ -616,6 +621,7 @@ static struct usb_device_id id_table_combined [] = {
         { USB_DEVICE(FTDI_VID, FTDI_OCEANIC_PID) },
         { USB_DEVICE(TTI_VID, TTI_QL355P_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
+        { USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) },
         { USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) },
         { USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
         { USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },
@@ -676,7 +682,17 @@ static struct usb_device_id id_table_combined [] = {
         { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
-        { USB_DEVICE(ICOM_ID1_VID, ICOM_ID1_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C2_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_ID_RP2D_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VT_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VR_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVT_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVR_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVT_PID) },
+        { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVR_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
@@ -800,6 +816,8 @@ static struct usb_device_id id_table_combined [] = {
         { USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
         { USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
                 .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+        { USB_DEVICE(ST_VID, ST_STMCLT1030_PID),
+                .driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
         { },                                    /* Optional parameter entry */
         { }                                     /* Terminating entry */
 };
@@ -1699,6 +1717,25 @@ static int ftdi_jtag_probe(struct usb_serial *serial)
 }
 
 /*
+ * First and second port on STMCLiteadaptors is reserved for JTAG interface
+ * and the forth port for pio
+ */
+static int ftdi_stmclite_probe(struct usb_serial *serial)
+{
+        struct usb_device *udev = serial->dev;
+        struct usb_interface *interface = serial->interface;
+
+        dbg("%s", __func__);
+
+        if (interface == udev->actconfig->interface[2])
+                return 0;
+
+        dev_info(&udev->dev, "Ignoring serial port reserved for JTAG\n");
+
+        return -ENODEV;
+}
+
+/*
  * The Matrix Orbital VK204-25-USB has an invalid IN endpoint.
  * We have to correct it if we want to read from it.
  */
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index bf0867285481..117e8e6f93c6 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -518,6 +518,12 @@
 #define RATOC_PRODUCT_ID_USB60F 0xb020
 
 /*
+ * Acton Research Corp.
+ */
+#define ACTON_VID               0x0647  /* Vendor ID */
+#define ACTON_SPECTRAPRO_PID    0x0100
+
+/*
  * Contec products (http://www.contec.com)
  * Submitted by Daniel Sangorrin
  */
@@ -569,11 +575,23 @@
 #define OCT_US101_PID           0x0421  /* OCT US101 USB to RS-232 */
 
 /*
- * Icom ID-1 digital transceiver
+ * Definitions for Icom Inc. devices
  */
-
-#define ICOM_ID1_VID            0x0C26
-#define ICOM_ID1_PID            0x0004
+#define ICOM_VID                0x0C26 /* Icom vendor ID */
+/* Note: ID-1 is a communications tranceiver for HAM-radio operators */
+#define ICOM_ID_1_PID           0x0004 /* ID-1 USB to RS-232 */
+/* Note: OPC is an Optional cable to connect an Icom Tranceiver */
+#define ICOM_OPC_U_UC_PID       0x0018 /* OPC-478UC, OPC-1122U cloning cable */
+/* Note: ID-RP* devices are Icom Repeater Devices for HAM-radio */
+#define ICOM_ID_RP2C1_PID       0x0009 /* ID-RP2C Asset 1 to RS-232 */
+#define ICOM_ID_RP2C2_PID       0x000A /* ID-RP2C Asset 2 to RS-232 */
+#define ICOM_ID_RP2D_PID        0x000B /* ID-RP2D configuration port*/
+#define ICOM_ID_RP2VT_PID       0x000C /* ID-RP2V Transmit config port */
+#define ICOM_ID_RP2VR_PID       0x000D /* ID-RP2V Receive config port */
+#define ICOM_ID_RP4KVT_PID      0x0010 /* ID-RP4000V Transmit config port */
+#define ICOM_ID_RP4KVR_PID      0x0011 /* ID-RP4000V Receive config port */
+#define ICOM_ID_RP2KVT_PID      0x0012 /* ID-RP2000V Transmit config port */
+#define ICOM_ID_RP2KVR_PID      0x0013 /* ID-RP2000V Receive config port */
 
 /*
  * GN Otometrics (http://www.otometrics.com)
@@ -1022,6 +1040,12 @@
 #define WHT_PID                 0x0004 /* Wireless Handheld Terminal */
 
 /*
+ * STMicroelectonics
+ */
+#define ST_VID                  0x0483
+#define ST_STMCLT1030_PID       0x3747 /* ST Micro Connect Lite STMCLT1030 */
+
+/*
  * Papouch products (http://www.papouch.com/)
  * Submitted by Folkert van Heusden
  */
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index e6833e216fc9..e4db5ad2bc55 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -479,6 +479,26 @@ int usb_serial_handle_break(struct usb_serial_port *port)
 }
 EXPORT_SYMBOL_GPL(usb_serial_handle_break);
 
+/**
+ *      usb_serial_handle_dcd_change - handle a change of carrier detect state
+ *      @port: usb_serial_port structure for the open port
+ *      @tty: tty_struct structure for the port
+ *      @status: new carrier detect status, nonzero if active
+ */
+void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port,
+                                struct tty_struct *tty, unsigned int status)
+{
+        struct tty_port *port = &usb_port->port;
+
+        dbg("%s - port %d, status %d", __func__, usb_port->number, status);
+
+        if (status)
+                wake_up_interruptible(&port->open_wait);
+        else if (tty && !C_CLOCAL(tty))
+                tty_hangup(tty);
+}
+EXPORT_SYMBOL_GPL(usb_serial_handle_dcd_change);
+
 int usb_serial_generic_resume(struct usb_serial *serial)
 {
         struct usb_serial_port *port;
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index cd769ef24f8a..3b246d93cf22 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -2889,8 +2889,8 @@ static void load_application_firmware(struct edgeport_serial *edge_serial)
 
         dbg("%s %d.%d.%d", fw_info, rec->data[0], rec->data[1], build);
 
-        edge_serial->product_info.FirmwareMajorVersion = fw->data[0];
-        edge_serial->product_info.FirmwareMinorVersion = fw->data[1];
+        edge_serial->product_info.FirmwareMajorVersion = rec->data[0];
+        edge_serial->product_info.FirmwareMinorVersion = rec->data[1];
         edge_serial->product_info.FirmwareBuildNumber = cpu_to_le16(build);
 
         for (rec = ihex_next_binrec(rec); rec;
diff --git a/drivers/usb/serial/io_tables.h b/drivers/usb/serial/io_tables.h
index 6ab2a3f97fe8..178b22eb32b1 100644
--- a/drivers/usb/serial/io_tables.h
+++ b/drivers/usb/serial/io_tables.h
@@ -199,6 +199,7 @@ static struct usb_serial_driver epic_device = {
                 .name           = "epic",
         },
         .description            = "EPiC device",
+        .usb_driver             = &io_driver,
         .id_table               = Epic_port_id_table,
         .num_ports              = 1,
         .open                   = edge_open,
diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c
index 12ed594f5f80..99b97c04896f 100644
--- a/drivers/usb/serial/iuu_phoenix.c
+++ b/drivers/usb/serial/iuu_phoenix.c
@@ -1275,6 +1275,7 @@ static struct usb_serial_driver iuu_device = {
                    .name = "iuu_phoenix",
                    },
         .id_table = id_table,
+        .usb_driver = &iuu_driver,
         .num_ports = 1,
         .bulk_in_size = 512,
         .bulk_out_size = 512,
diff --git a/drivers/usb/serial/keyspan.h b/drivers/usb/serial/keyspan.h
index 2d8baf6ac472..ce134dc28ddf 100644
--- a/drivers/usb/serial/keyspan.h
+++ b/drivers/usb/serial/keyspan.h
@@ -546,6 +546,7 @@ static struct usb_serial_driver keyspan_pre_device = {
                 .name           = "keyspan_no_firm",
         },
         .description            = "Keyspan - (without firmware)",
+        .usb_driver             = &keyspan_driver,
         .id_table               = keyspan_pre_ids,
         .num_ports              = 1,
         .attach                 = keyspan_fake_startup,
@@ -557,6 +558,7 @@ static struct usb_serial_driver keyspan_1port_device = {
                 .name           = "keyspan_1",
         },
         .description            = "Keyspan 1 port adapter",
+        .usb_driver             = &keyspan_driver,
         .id_table               = keyspan_1port_ids,
         .num_ports              = 1,
         .open                   = keyspan_open,
@@ -579,6 +581,7 @@ static struct usb_serial_driver keyspan_2port_device = {
                 .name           = "keyspan_2",
         },
         .description            = "Keyspan 2 port adapter",
+        .usb_driver             = &keyspan_driver,
         .id_table               = keyspan_2port_ids,
         .num_ports              = 2,
         .open                   = keyspan_open,
@@ -601,6 +604,7 @@ static struct usb_serial_driver keyspan_4port_device = {
                 .name           = "keyspan_4",
         },
         .description            = "Keyspan 4 port adapter",
+        .usb_driver             = &keyspan_driver,
         .id_table               = keyspan_4port_ids,
         .num_ports              = 4,
         .open                   = keyspan_open,
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index a10dd5676ccc..554a8693a463 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -679,22 +679,6 @@ static void keyspan_pda_dtr_rts(struct usb_serial_port *port, int on)
         }
 }
 
-static int keyspan_pda_carrier_raised(struct usb_serial_port *port)
-{
-        struct usb_serial *serial = port->serial;
-        unsigned char modembits;
-
-        /* If we can read the modem status and the DCD is low then
-           carrier is not raised yet */
-        if (keyspan_pda_get_modem_info(serial, &modembits) >= 0) {
-                if (!(modembits & (1>>6)))
-                        return 0;
-        }
-        /* Carrier raised, or we failed (eg disconnected) so
-           progress accordingly */
-        return 1;
-}
-
 
 static int keyspan_pda_open(struct tty_struct *tty,
                                         struct usb_serial_port *port)
@@ -881,7 +865,6 @@ static struct usb_serial_driver keyspan_pda_device = {
         .id_table =             id_table_std,
         .num_ports =            1,
         .dtr_rts =              keyspan_pda_dtr_rts,
-        .carrier_raised =       keyspan_pda_carrier_raised,
         .open =                 keyspan_pda_open,
         .close =                keyspan_pda_close,
         .write =                keyspan_pda_write,
diff --git a/drivers/usb/serial/moto_modem.c b/drivers/usb/serial/moto_modem.c
index cf1718394e18..653465f61d4a 100644
--- a/drivers/usb/serial/moto_modem.c
+++ b/drivers/usb/serial/moto_modem.c
@@ -44,6 +44,7 @@ static struct usb_serial_driver moto_device = {
                 .name =         "moto-modem",
         },
         .id_table =             id_table,
+        .usb_driver =           &moto_driver,
         .num_ports =            1,
 };
 
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 748778288d94..5f46838dfee5 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -382,7 +382,16 @@ static void option_instat_callback(struct urb *urb);
 #define HAIER_VENDOR_ID                         0x201e
 #define HAIER_PRODUCT_CE100                     0x2009
 
-#define CINTERION_VENDOR_ID                     0x0681
+/* Cinterion (formerly Siemens) products */
+#define SIEMENS_VENDOR_ID                               0x0681
+#define CINTERION_VENDOR_ID                             0x1e2d
+#define CINTERION_PRODUCT_HC25_MDM              0x0047
+#define CINTERION_PRODUCT_HC25_MDMNET   0x0040
+#define CINTERION_PRODUCT_HC28_MDM              0x004C
+#define CINTERION_PRODUCT_HC28_MDMNET   0x004A /* same for HC28J */
+#define CINTERION_PRODUCT_EU3_E                 0x0051
+#define CINTERION_PRODUCT_EU3_P                 0x0052
+#define CINTERION_PRODUCT_PH8                   0x0053
 
 /* Olivetti products */
 #define OLIVETTI_VENDOR_ID                      0x0b3c
@@ -944,7 +953,17 @@ static const struct usb_device_id option_ids[] = {
         { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_100F) },
         { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1011)},
         { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1012)},
-        { USB_DEVICE(CINTERION_VENDOR_ID, 0x0047) },
+        /* Cinterion */
+        { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_E) },
+        { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_P) },
+        { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PH8) },
+        { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, 
+        { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) },
+        { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDM) },
+        { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDMNET) },
+        { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, /* HC28 enumerates with Siemens or Cinterion VID depending on FW revision */
+        { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) },
+
         { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100) },
         { USB_DEVICE(CELOT_VENDOR_ID, CELOT_PRODUCT_CT680M) }, /* CT-650 CDMA 450 1xEVDO modem */
         { USB_DEVICE(ONDA_VENDOR_ID, ONDA_MT825UP) }, /* ONDA MT825UP modem */
diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c
index 5be866bb7a41..73613205be7a 100644
--- a/drivers/usb/serial/oti6858.c
+++ b/drivers/usb/serial/oti6858.c
@@ -157,6 +157,7 @@ static struct usb_serial_driver oti6858_device = {
                 .name =         "oti6858",
         },
         .id_table =             id_table,
+        .usb_driver =           &oti6858_driver,
         .num_ports =            1,
         .open =                 oti6858_open,
         .close =                oti6858_close,
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 8ae4c6cbc38a..08c9181b8e48 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -50,6 +50,7 @@ static const struct usb_device_id id_table[] = {
         { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MMX) },
         { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_GPRS) },
         { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_HCR331) },
+        { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MOTOROLA) },
         { USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) },
         { USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID_RSAQ5) },
         { USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID) },
@@ -677,9 +678,11 @@ static void pl2303_update_line_status(struct usb_serial_port *port,
 {
 
         struct pl2303_private *priv = usb_get_serial_port_data(port);
+        struct tty_struct *tty;
         unsigned long flags;
         u8 status_idx = UART_STATE;
         u8 length = UART_STATE + 1;
+        u8 prev_line_status;
         u16 idv, idp;
 
         idv = le16_to_cpu(port->serial->dev->descriptor.idVendor);
@@ -701,11 +704,20 @@ static void pl2303_update_line_status(struct usb_serial_port *port,
 
         /* Save off the uart status for others to look at */
         spin_lock_irqsave(&priv->lock, flags);
+        prev_line_status = priv->line_status;
         priv->line_status = data[status_idx];
         spin_unlock_irqrestore(&priv->lock, flags);
         if (priv->line_status & UART_BREAK_ERROR)
                 usb_serial_handle_break(port);
         wake_up_interruptible(&priv->delta_msr_wait);
+
+        tty = tty_port_tty_get(&port->port);
+        if (!tty)
+                return;
+        if ((priv->line_status ^ prev_line_status) & UART_DCD)
+                usb_serial_handle_dcd_change(port, tty,
+                                priv->line_status & UART_DCD);
+        tty_kref_put(tty);
 }
 
 static void pl2303_read_int_callback(struct urb *urb)
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 43eb9bdad422..1b025f75dafd 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -21,6 +21,7 @@
 #define PL2303_PRODUCT_ID_MMX           0x0612
 #define PL2303_PRODUCT_ID_GPRS          0x0609
 #define PL2303_PRODUCT_ID_HCR331        0x331a
+#define PL2303_PRODUCT_ID_MOTOROLA      0x0307
 
 #define ATEN_VENDOR_ID          0x0557
 #define ATEN_VENDOR_ID2         0x0547
diff --git a/drivers/usb/serial/qcaux.c b/drivers/usb/serial/qcaux.c
index 214a3e504292..30b73e68a904 100644
--- a/drivers/usb/serial/qcaux.c
+++ b/drivers/usb/serial/qcaux.c
@@ -36,6 +36,7 @@
 #define UTSTARCOM_PRODUCT_UM175_V1              0x3712
 #define UTSTARCOM_PRODUCT_UM175_V2              0x3714
 #define UTSTARCOM_PRODUCT_UM175_ALLTEL          0x3715
+#define PANTECH_PRODUCT_UML290_VZW              0x3718
 
 /* CMOTECH devices */
 #define CMOTECH_VENDOR_ID                       0x16d8
@@ -66,6 +67,7 @@ static struct usb_device_id id_table[] = {
         { USB_DEVICE_AND_INTERFACE_INFO(LG_VENDOR_ID, LG_PRODUCT_VX4400_6000, 0xff, 0xff, 0x00) },
         { USB_DEVICE_AND_INTERFACE_INFO(SANYO_VENDOR_ID, SANYO_PRODUCT_KATANA_LX, 0xff, 0xff, 0x00) },
         { USB_DEVICE_AND_INTERFACE_INFO(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_U520, 0xff, 0x00, 0x00) },
+        { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, PANTECH_PRODUCT_UML290_VZW, 0xff, 0xff, 0xff) },
         { },
 };
 MODULE_DEVICE_TABLE(usb, id_table);
@@ -84,6 +86,7 @@ static struct usb_serial_driver qcaux_device = {
                 .name =         "qcaux",
         },
         .id_table =             id_table,
+        .usb_driver =           &qcaux_driver,
         .num_ports =            1,
 };
 
diff --git a/drivers/usb/serial/siemens_mpi.c b/drivers/usb/serial/siemens_mpi.c
index cb8195cabfde..74cd4ccdb3fc 100644
--- a/drivers/usb/serial/siemens_mpi.c
+++ b/drivers/usb/serial/siemens_mpi.c
@@ -42,6 +42,7 @@ static struct usb_serial_driver siemens_usb_mpi_device = {
                 .name =         "siemens_mpi",
         },
         .id_table =             id_table,
+        .usb_driver =           &siemens_usb_mpi_driver,
         .num_ports =            1,
 };
 
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index 7481ff8a49e4..0457813eebee 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -301,6 +301,9 @@ static const struct usb_device_id id_table[] = {
         { USB_DEVICE(0x1199, 0x68A3),   /* Sierra Wireless Direct IP modems */
           .driver_info = (kernel_ulong_t)&direct_ip_interface_blacklist
         },
+        { USB_DEVICE(0x0f3d, 0x68A3),   /* Airprime/Sierra Wireless Direct IP modems */
+          .driver_info = (kernel_ulong_t)&direct_ip_interface_blacklist
+        },
        { USB_DEVICE(0x413C, 0x08133) }, /* Dell Computer Corp. Wireless 5720 VZW Mobile Broadband (EVDO Rev-A) Minicard GPS Port */
 
         { }
diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c
index 765aa983bf58..cbfb70bffdd0 100644
--- a/drivers/usb/serial/spcp8x5.c
+++ b/drivers/usb/serial/spcp8x5.c
@@ -133,7 +133,7 @@ struct spcp8x5_usb_ctrl_arg {
 
 /* how come ??? */
 #define UART_STATE                      0x08
-#define UART_STATE_TRANSIENT_MASK       0x74
+#define UART_STATE_TRANSIENT_MASK       0x75
 #define UART_DCD                        0x01
 #define UART_DSR                        0x02
 #define UART_BREAK_ERROR                0x04
@@ -525,6 +525,10 @@ static void spcp8x5_process_read_urb(struct urb *urb)
                 /* overrun is special, not associated with a char */
                 if (status & UART_OVERRUN_ERROR)
                         tty_insert_flip_char(tty, 0, TTY_OVERRUN);
+
+                if (status & UART_DCD)
+                        usb_serial_handle_dcd_change(port, tty,
+                                   priv->line_status & MSR_STATUS_LINE_DCD);
         }
 
         tty_insert_flip_string_fixed_flag(tty, data, tty_flag,
@@ -645,6 +649,7 @@ static struct usb_serial_driver spcp8x5_device = {
                 .name =         "SPCP8x5",
         },
         .id_table               = id_table,
+        .usb_driver             = &spcp8x5_driver,
         .num_ports              = 1,
         .open                   = spcp8x5_open,
         .dtr_rts                = spcp8x5_dtr_rts,
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index b2902f307b47..a910004f4079 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -369,9 +369,9 @@ failed_1port:
 
 static void __exit ti_exit(void)
 {
+        usb_deregister(&ti_usb_driver);
         usb_serial_deregister(&ti_1port_device);
         usb_serial_deregister(&ti_2port_device);
-        usb_deregister(&ti_usb_driver);
 }
 
 
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 6954de50c0ff..546a52179bec 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -1344,11 +1344,15 @@ int usb_serial_register(struct usb_serial_driver *driver)
                 return -ENODEV;
 
         fixup_generic(driver);
-        if (driver->usb_driver)
-                driver->usb_driver->supports_autosuspend = 1;
 
         if (!driver->description)
                 driver->description = driver->driver.name;
+        if (!driver->usb_driver) {
+                WARN(1, "Serial driver %s has no usb_driver\n",
+                                driver->description);
+                return -EINVAL;
+        }
+        driver->usb_driver->supports_autosuspend = 1;
 
         /* Add this device to our list of devices */
         mutex_lock(&table_lock);
diff --git a/drivers/usb/serial/usb_debug.c b/drivers/usb/serial/usb_debug.c
index f2ed6a31be77..95a82148ee81 100644
--- a/drivers/usb/serial/usb_debug.c
+++ b/drivers/usb/serial/usb_debug.c
@@ -75,6 +75,7 @@ static struct usb_serial_driver debug_device = {
                 .name =         "debug",
         },
         .id_table =             id_table,
+        .usb_driver =           &debug_driver,
         .num_ports =            1,
         .bulk_out_size =        USB_DEBUG_MAX_PACKET_SIZE,
         .break_ctl =            usb_debug_break_ctl,
diff --git a/drivers/usb/serial/usb_wwan.c b/drivers/usb/serial/usb_wwan.c
index b004b2a485c3..9c014e2ecd68 100644
--- a/drivers/usb/serial/usb_wwan.c
+++ b/drivers/usb/serial/usb_wwan.c
@@ -295,12 +295,15 @@ static void usb_wwan_indat_callback(struct urb *urb)
                     __func__, status, endpoint);
         } else {
                 tty = tty_port_tty_get(&port->port);
-                if (urb->actual_length) {
-                        tty_insert_flip_string(tty, data, urb->actual_length);
-                        tty_flip_buffer_push(tty);
-                } else
-                        dbg("%s: empty read urb received", __func__);
-                tty_kref_put(tty);
+                if (tty) {
+                        if (urb->actual_length) {
+                                tty_insert_flip_string(tty, data,
+                                                urb->actual_length);
+                                tty_flip_buffer_push(tty);
+                        } else
+                                dbg("%s: empty read urb received", __func__);
+                        tty_kref_put(tty);
+                }
 
                 /* Resubmit urb so we continue receiving */
                 if (status != -ESHUTDOWN) {
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c
index 15a5d89b7f39..1c11959a7d58 100644
--- a/drivers/usb/serial/visor.c
+++ b/drivers/usb/serial/visor.c
@@ -27,6 +27,7 @@
 #include <linux/uaccess.h>
 #include <linux/usb.h>
 #include <linux/usb/serial.h>
+#include <linux/usb/cdc.h>
 #include "visor.h"
 
 /*
@@ -479,6 +480,17 @@ static int visor_probe(struct usb_serial *serial,
 
         dbg("%s", __func__);
 
+        /*
+         * some Samsung Android phones in modem mode have the same ID
+         * as SPH-I500, but they are ACM devices, so dont bind to them
+         */
+        if (id->idVendor == SAMSUNG_VENDOR_ID &&
+                id->idProduct == SAMSUNG_SPH_I500_ID &&
+                serial->dev->descriptor.bDeviceClass == USB_CLASS_COMM &&
+                serial->dev->descriptor.bDeviceSubClass ==
+                        USB_CDC_SUBCLASS_ACM)
+                return -ENODEV;
+
         if (serial->dev->actconfig->desc.bConfigurationValue != 1) {
                 dev_err(&serial->dev->dev, "active config #%d != 1 ??\n",
                         serial->dev->actconfig->desc.bConfigurationValue);
diff --git a/drivers/usb/storage/unusual_cypress.h b/drivers/usb/storage/unusual_cypress.h
index c854fdebe0ae..2c8553026222 100644
--- a/drivers/usb/storage/unusual_cypress.h
+++ b/drivers/usb/storage/unusual_cypress.h
@@ -31,4 +31,9 @@ UNUSUAL_DEV(  0x04b4, 0x6831, 0x0000, 0x9999,
                 "Cypress ISD-300LP",
                 USB_SC_CYP_ATACB, USB_PR_DEVICE, NULL, 0),
 
+UNUSUAL_DEV( 0x14cd, 0x6116, 0x0000, 0x9999,
+                "Super Top",
+                "USB 2.0  SATA BRIDGE",
+                USB_SC_CYP_ATACB, USB_PR_DEVICE, NULL, 0),
+
 #endif /* defined(CONFIG_USB_STORAGE_CYPRESS_ATACB) || ... */
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index fcc1e32ce256..c1602b8c5594 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1044,6 +1044,15 @@ UNUSUAL_DEV(  0x084d, 0x0011, 0x0110, 0x0110,
                 USB_SC_DEVICE, USB_PR_DEVICE, NULL,
                 US_FL_BULK32),
 
+/* Reported by <ttkspam@free.fr>
+ * The device reports a vendor-specific device class, requiring an
+ * explicit vendor/product match.
+ */
+UNUSUAL_DEV(  0x0851, 0x1542, 0x0002, 0x0002,
+                "MagicPixel",
+                "FW_Omega2",
+                USB_SC_DEVICE, USB_PR_DEVICE, NULL, 0),
+
 /* Andrew Lunn <andrew@lunn.ch>
  * PanDigital Digital Picture Frame. Does not like ALLOW_MEDIUM_REMOVAL
  * on LUN 4.
@@ -1388,6 +1397,13 @@ UNUSUAL_DEV(  0x0f19, 0x0105, 0x0100, 0x0100,
                 USB_SC_DEVICE, USB_PR_DEVICE, NULL,
                 US_FL_IGNORE_RESIDUE ),
 
+/* Submitted by Nick Holloway */
+UNUSUAL_DEV( 0x0f88, 0x042e, 0x0100, 0x0100,
+                "VTech",
+                "Kidizoom",
+                USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+                US_FL_FIX_CAPACITY ),
+
 /* Reported by Michael Stattmann <michael@stattmann.com> */
 UNUSUAL_DEV(  0x0fce, 0xd008, 0x0000, 0x0000,
                 "Sony Ericsson",
@@ -1872,6 +1888,22 @@ UNUSUAL_DEV( 0x1908, 0x3335, 0x0200, 0x0200,
                 USB_SC_DEVICE, USB_PR_DEVICE, NULL,
                 US_FL_NO_READ_DISC_INFO ),
 
+/* Patch by Richard Schütz <r.schtz@t-online.de>
+ * This external hard drive enclosure uses a JMicron chip which
+ * needs the US_FL_IGNORE_RESIDUE flag to work properly. */
+UNUSUAL_DEV(  0x1e68, 0x001b, 0x0000, 0x0000,
+                "TrekStor GmbH & Co. KG",
+                "DataStation maxi g.u",
+                USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+                US_FL_IGNORE_RESIDUE | US_FL_SANE_SENSE ),
+
+/* Reported by Jasper Mackenzie <scarletpimpernal@hotmail.com> */
+UNUSUAL_DEV( 0x1e74, 0x4621, 0x0000, 0x0000,
+                "Coby Electronics",
+                "MP3 Player",
+                USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+                US_FL_BULK_IGNORE_TAG | US_FL_MAX_SECTORS_64 ),
+
 UNUSUAL_DEV( 0x2116, 0x0320, 0x0001, 0x0001,
                 "ST",
                 "2A",
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 9b3ca103135f..f616cefc95ba 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -128,8 +128,7 @@ static void handle_tx(struct vhost_net *net)
         size_t hdr_size;
         struct socket *sock;
 
-        /* TODO: check that we are running from vhost_worker?
-         * Not sure it's worth it, it's straight-forward enough. */
+        /* TODO: check that we are running from vhost_worker? */
         sock = rcu_dereference_check(vq->private_data, 1);
         if (!sock)
                 return;
@@ -306,7 +305,8 @@ static void handle_rx_big(struct vhost_net *net)
         size_t len, total_len = 0;
         int err;
         size_t hdr_size;
-        struct socket *sock = rcu_dereference(vq->private_data);
+        /* TODO: check that we are running from vhost_worker? */
+        struct socket *sock = rcu_dereference_check(vq->private_data, 1);
         if (!sock || skb_queue_empty(&sock->sk->sk_receive_queue))
                 return;
 
@@ -415,7 +415,8 @@ static void handle_rx_mergeable(struct vhost_net *net)
         int err, headcount;
         size_t vhost_hlen, sock_hlen;
         size_t vhost_len, sock_len;
-        struct socket *sock = rcu_dereference(vq->private_data);
+        /* TODO: check that we are running from vhost_worker? */
+        struct socket *sock = rcu_dereference_check(vq->private_data, 1);
         if (!sock || skb_queue_empty(&sock->sk->sk_receive_queue))
                 return;
 
diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
index 2af44b7b1f3f..b3363ae38518 100644
--- a/drivers/vhost/vhost.h
+++ b/drivers/vhost/vhost.h
@@ -173,9 +173,9 @@ static inline int vhost_has_feature(struct vhost_dev *dev, int bit)
 {
         unsigned acked_features;
 
-        acked_features =
-                rcu_dereference_index_check(dev->acked_features,
-                                            lockdep_is_held(&dev->mutex));
+        /* TODO: check that we are running from vhost_worker or dev mutex is
+         * held? */
+        acked_features = rcu_dereference_index_check(dev->acked_features, 1);
         return acked_features & (1 << bit);
 }
 
diff --git a/drivers/video/backlight/ltv350qv.c b/drivers/video/backlight/ltv350qv.c
index 8010aaeb5adb..dd0e84a9bd2f 100644
--- a/drivers/video/backlight/ltv350qv.c
+++ b/drivers/video/backlight/ltv350qv.c
@@ -239,11 +239,15 @@ static int __devinit ltv350qv_probe(struct spi_device *spi)
         lcd->spi = spi;
         lcd->power = FB_BLANK_POWERDOWN;
         lcd->buffer = kzalloc(8, GFP_KERNEL);
+        if (!lcd->buffer) {
+                ret = -ENOMEM;
+                goto out_free_lcd;
+        }
 
         ld = lcd_device_register("ltv350qv", &spi->dev, lcd, &ltv_ops);
         if (IS_ERR(ld)) {
                 ret = PTR_ERR(ld);
-                goto out_free_lcd;
+                goto out_free_buffer;
         }
         lcd->ld = ld;
 
@@ -257,6 +261,8 @@ static int __devinit ltv350qv_probe(struct spi_device *spi)
 
 out_unregister:
         lcd_device_unregister(ld);
+out_free_buffer:
+        kfree(lcd->buffer);
 out_free_lcd:
         kfree(lcd);
         return ret;
@@ -268,6 +274,7 @@ static int __devexit ltv350qv_remove(struct spi_device *spi)
 
         ltv350qv_power(lcd, FB_BLANK_POWERDOWN);
         lcd_device_unregister(lcd->ld);
+        kfree(lcd->buffer);
         kfree(lcd);
 
         return 0;
diff --git a/drivers/w1/masters/omap_hdq.c b/drivers/w1/masters/omap_hdq.c
index 3a7e9ff8a746..38e96ab90945 100644
--- a/drivers/w1/masters/omap_hdq.c
+++ b/drivers/w1/masters/omap_hdq.c
@@ -593,19 +593,17 @@ static int __devinit omap_hdq_probe(struct platform_device *pdev)
 
         /* get interface & functional clock objects */
         hdq_data->hdq_ick = clk_get(&pdev->dev, "ick");
-        hdq_data->hdq_fck = clk_get(&pdev->dev, "fck");
+        if (IS_ERR(hdq_data->hdq_ick)) {
+                dev_dbg(&pdev->dev, "Can't get HDQ ick clock object\n");
+                ret = PTR_ERR(hdq_data->hdq_ick);
+                goto err_ick;
+        }
 
-        if (IS_ERR(hdq_data->hdq_ick) || IS_ERR(hdq_data->hdq_fck)) {
-                dev_dbg(&pdev->dev, "Can't get HDQ clock objects\n");
-                if (IS_ERR(hdq_data->hdq_ick)) {
-                        ret = PTR_ERR(hdq_data->hdq_ick);
-                        goto err_clk;
-                }
-                if (IS_ERR(hdq_data->hdq_fck)) {
-                        ret = PTR_ERR(hdq_data->hdq_fck);
-                        clk_put(hdq_data->hdq_ick);
-                        goto err_clk;
-                }
+        hdq_data->hdq_fck = clk_get(&pdev->dev, "fck");
+        if (IS_ERR(hdq_data->hdq_fck)) {
+                dev_dbg(&pdev->dev, "Can't get HDQ fck clock object\n");
+                ret = PTR_ERR(hdq_data->hdq_fck);
+                goto err_fck;
         }
 
         hdq_data->hdq_usecount = 0;
@@ -665,10 +663,12 @@ err_fnclk:
         clk_disable(hdq_data->hdq_ick);
 
 err_intfclk:
-        clk_put(hdq_data->hdq_ick);
         clk_put(hdq_data->hdq_fck);
 
-err_clk:
+err_fck:
+        clk_put(hdq_data->hdq_ick);
+
+err_ick:
         iounmap(hdq_data->hdq_base);
 
 err_ioremap:
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 2e2400e7322e..31649b7b672f 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -862,12 +862,12 @@ config SBC_EPX_C3_WATCHDOG
 
 # M68K Architecture
 
-config M548x_WATCHDOG
-        tristate "MCF548x watchdog support"
+config M54xx_WATCHDOG
+        tristate "MCF54xx watchdog support"
         depends on M548x
         help
           To compile this driver as a module, choose M here: the
-          module will be called m548x_wdt.
+          module will be called m54xx_wdt.
 
 # MIPS Architecture
 
diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile
index dd776651917c..20e44c4782b3 100644
--- a/drivers/watchdog/Makefile
+++ b/drivers/watchdog/Makefile
@@ -106,7 +106,7 @@ obj-$(CONFIG_SBC_EPX_C3_WATCHDOG) += sbc_epx_c3.o
 # M32R Architecture
 
 # M68K Architecture
-obj-$(CONFIG_M548x_WATCHDOG) += m548x_wdt.o
+obj-$(CONFIG_M54xx_WATCHDOG) += m54xx_wdt.o
 
 # MIPS Architecture
 obj-$(CONFIG_ATH79_WDT) += ath79_wdt.o
diff --git a/drivers/watchdog/m548x_wdt.c b/drivers/watchdog/m54xx_wdt.c
index cabbcfe1c847..4d43286074aa 100644
--- a/drivers/watchdog/m548x_wdt.c
+++ b/drivers/watchdog/m54xx_wdt.c
@@ -1,7 +1,7 @@
 /*
- * drivers/watchdog/m548x_wdt.c
+ * drivers/watchdog/m54xx_wdt.c
  *
- * Watchdog driver for ColdFire MCF548x processors
+ * Watchdog driver for ColdFire MCF547x & MCF548x processors
  * Copyright 2010 (c) Philippe De Muyter <phdm@macqel.be>
  *
  * Adapted from the IXP4xx watchdog driver, which carries these notices:
@@ -29,8 +29,8 @@
 #include <linux/uaccess.h>
 
 #include <asm/coldfire.h>
-#include <asm/m548xsim.h>
-#include <asm/m548xgpt.h>
+#include <asm/m54xxsim.h>
+#include <asm/m54xxgpt.h>
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 static unsigned int heartbeat = 30;     /* (secs) Default is 0.5 minute */
@@ -76,7 +76,7 @@ static void wdt_keepalive(void)
         __raw_writel(gms0, MCF_MBAR + MCF_GPT_GMS0);
 }
 
-static int m548x_wdt_open(struct inode *inode, struct file *file)
+static int m54xx_wdt_open(struct inode *inode, struct file *file)
 {
         if (test_and_set_bit(WDT_IN_USE, &wdt_status))
                 return -EBUSY;
@@ -86,7 +86,7 @@ static int m548x_wdt_open(struct inode *inode, struct file *file)
         return nonseekable_open(inode, file);
 }
 
-static ssize_t m548x_wdt_write(struct file *file, const char *data,
+static ssize_t m54xx_wdt_write(struct file *file, const char *data,
                                                 size_t len, loff_t *ppos)
 {
         if (len) {
@@ -112,10 +112,10 @@ static ssize_t m548x_wdt_write(struct file *file, const char *data,
 static const struct watchdog_info ident = {
         .options        = WDIOF_MAGICCLOSE | WDIOF_SETTIMEOUT |
                                 WDIOF_KEEPALIVEPING,
-        .identity       = "Coldfire M548x Watchdog",
+        .identity       = "Coldfire M54xx Watchdog",
 };
 
-static long m548x_wdt_ioctl(struct file *file, unsigned int cmd,
+static long m54xx_wdt_ioctl(struct file *file, unsigned int cmd,
                                                          unsigned long arg)
 {
         int ret = -ENOTTY;
@@ -161,7 +161,7 @@ static long m548x_wdt_ioctl(struct file *file, unsigned int cmd,
         return ret;
 }
 
-static int m548x_wdt_release(struct inode *inode, struct file *file)
+static int m54xx_wdt_release(struct inode *inode, struct file *file)
 {
         if (test_bit(WDT_OK_TO_CLOSE, &wdt_status))
                 wdt_disable();
@@ -177,45 +177,45 @@ static int m548x_wdt_release(struct inode *inode, struct file *file)
 }
 
 
-static const struct file_operations m548x_wdt_fops = {
+static const struct file_operations m54xx_wdt_fops = {
         .owner          = THIS_MODULE,
         .llseek         = no_llseek,
-        .write          = m548x_wdt_write,
-        .unlocked_ioctl = m548x_wdt_ioctl,
-        .open           = m548x_wdt_open,
-        .release        = m548x_wdt_release,
+        .write          = m54xx_wdt_write,
+        .unlocked_ioctl = m54xx_wdt_ioctl,
+        .open           = m54xx_wdt_open,
+        .release        = m54xx_wdt_release,
 };
 
-static struct miscdevice m548x_wdt_miscdev = {
+static struct miscdevice m54xx_wdt_miscdev = {
         .minor          = WATCHDOG_MINOR,
         .name           = "watchdog",
-        .fops           = &m548x_wdt_fops,
+        .fops           = &m54xx_wdt_fops,
 };
 
-static int __init m548x_wdt_init(void)
+static int __init m54xx_wdt_init(void)
 {
         if (!request_mem_region(MCF_MBAR + MCF_GPT_GCIR0, 4,
-                                                "Coldfire M548x Watchdog")) {
+                                                "Coldfire M54xx Watchdog")) {
                 printk(KERN_WARNING
-                                "Coldfire M548x Watchdog : I/O region busy\n");
+                                "Coldfire M54xx Watchdog : I/O region busy\n");
                 return -EBUSY;
         }
         printk(KERN_INFO "ColdFire watchdog driver is loaded.\n");
 
-        return misc_register(&m548x_wdt_miscdev);
+        return misc_register(&m54xx_wdt_miscdev);
 }
 
-static void __exit m548x_wdt_exit(void)
+static void __exit m54xx_wdt_exit(void)
 {
-        misc_deregister(&m548x_wdt_miscdev);
+        misc_deregister(&m54xx_wdt_miscdev);
         release_mem_region(MCF_MBAR + MCF_GPT_GCIR0, 4);
 }
 
-module_init(m548x_wdt_init);
-module_exit(m548x_wdt_exit);
+module_init(m54xx_wdt_init);
+module_exit(m54xx_wdt_exit);
 
 MODULE_AUTHOR("Philippe De Muyter <phdm@macqel.be>");
-MODULE_DESCRIPTION("Coldfire M548x Watchdog");
+MODULE_DESCRIPTION("Coldfire M54xx Watchdog");
 
 module_param(heartbeat, int, 0);
 MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds (default 30s)");
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index db8c4c4ac880..24177272bcb8 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -37,11 +37,19 @@ static enum shutdown_state shutting_down = SHUTDOWN_INVALID;
 #ifdef CONFIG_PM_SLEEP
 static int xen_hvm_suspend(void *data)
 {
+        int err;
         struct sched_shutdown r = { .reason = SHUTDOWN_suspend };
         int *cancelled = data;
 
         BUG_ON(!irqs_disabled());
 
+        err = sysdev_suspend(PMSG_SUSPEND);
+        if (err) {
+                printk(KERN_ERR "xen_hvm_suspend: sysdev_suspend failed: %d\n",
+                       err);
+                return err;
+        }
+
         *cancelled = HYPERVISOR_sched_op(SCHEDOP_shutdown, &r);
 
         xen_hvm_post_suspend(*cancelled);
@@ -53,6 +61,8 @@ static int xen_hvm_suspend(void *data)
                 xen_timer_resume();
         }
 
+        sysdev_resume();
+
         return 0;
 }