321 files changed, 3863 insertions, 3473 deletions

diff --git a/drivers/acpi/acpica/evxfgpe.c b/drivers/acpi/acpica/evxfgpe.c
index e9562a7cb2f9..3b20a3401b64 100644
--- a/drivers/acpi/acpica/evxfgpe.c
+++ b/drivers/acpi/acpica/evxfgpe.c
@@ -212,37 +212,40 @@ acpi_setup_gpe_for_wake(acpi_handle wake_device,
                 return_ACPI_STATUS(AE_BAD_PARAMETER);
         }
 
-        /* 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);
-        }
-
         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) {
-                /*
-                 * 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;
-                }
+        if (!gpe_event_info) {
+                goto unlock_and_exit;
+        }
+
+        /*
+         * 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) && (wake_device != ACPI_ROOT_OBJECT)) {
 
-                gpe_event_info->flags |= ACPI_GPE_CAN_WAKE;
-                status = AE_OK;
+                /* 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) {
+                        goto unlock_and_exit;
+                }
+                gpe_event_info->flags = (ACPI_GPE_DISPATCH_NOTIFY |
+                                         ACPI_GPE_LEVEL_TRIGGERED);
+                gpe_event_info->dispatch.device_node = device_node;
         }
 
+        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/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/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/loop.c b/drivers/block/loop.c
index 44e18c073c44..49e6a545eb63 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1641,6 +1641,9 @@ 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..333c21289d97 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -39,6 +39,8 @@ 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) },
         { }     /* Terminating entry */
 };
 
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 1da773f899a2..4cefa91e6c34 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -102,6 +102,9 @@ 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 },
+
         /* Broadcom BCM2035 */
         { USB_DEVICE(0x0a5c, 0x2035), .driver_info = BTUSB_WRONG_SCO_MTU },
         { USB_DEVICE(0x0a5c, 0x200a), .driver_info = BTUSB_WRONG_SCO_MTU },
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 3ca1f627be8a..057f65452e7b 100644
--- a/drivers/char/Makefile
+++ b/drivers/char/Makefile
@@ -6,6 +6,7 @@ obj-y				+= mem.o random.o
 obj-$(CONFIG_TTY_PRINTK)        += ttyprintk.o
 obj-y                           += misc.o
 obj-$(CONFIG_ATARI_DSP56K)      += dsp56k.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/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/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/tty/hvc/virtio_console.c b/drivers/char/virtio_console.c
index 896a2ced1d27..490393186338 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
@@ -1462,6 +1463,17 @@ 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 +1578,7 @@ 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 +1592,7 @@ 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/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_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..3dadfa2a8528 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -1250,7 +1250,7 @@ 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 +1258,7 @@ 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 +1269,7 @@ 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
@@ -1311,5 +1311,6 @@ 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_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 66796bb82d3e..0ad533f06af9 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -46,6 +46,9 @@ module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400);
 unsigned int i915_powersave = 1;
 module_param_named(powersave, i915_powersave, 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);
 
@@ -354,12 +357,13 @@ 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 +546,7 @@ 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 +571,14 @@ 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..65dfe81d0035 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -958,6 +958,7 @@ extern unsigned int i915_fbpercrtc;
 extern unsigned int i915_powersave;
 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);
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 062f353497e6..97f946dcc1aa 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1196,18 +1196,18 @@ 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);
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 5cfc68940f17..729d4233b763 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.
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..3b006536b3d2 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5551,6 +5551,16 @@ 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 +5572,7 @@ 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 +5663,7 @@ 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)) {
@@ -6452,52 +6462,60 @@ 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_disable_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 +6523,26 @@ 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 +6559,7 @@ 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 +6802,9 @@ 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_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 49e5e99917e2..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;
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index a7fae26f4654..d38a4d9f9b0b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -128,6 +128,7 @@ 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 +167,17 @@ 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 +786,7 @@ 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 +812,11 @@ 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_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/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/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 842954fe74c5..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;
@@ -1123,12 +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;
@@ -1286,12 +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;
@@ -1315,7 +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
@@ -1330,7 +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/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 d4d4db49a8b8..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 34 */
+/* emits 36 */
 static void
 set_default_state(struct radeon_device *rdev)
 {
@@ -499,6 +506,10 @@ 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;
@@ -537,7 +548,7 @@ static inline uint32_t i2f(uint32_t input)
 int evergreen_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;
@@ -553,7 +564,7 @@ int evergreen_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++;
         }
 
@@ -594,8 +605,10 @@ int evergreen_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, evergreen_vs, evergreen_vs_size * 4);
-        memcpy(ptr + rdev->r600_blit.ps_offset, evergreen_ps, evergreen_ps_size * 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);
 
@@ -679,7 +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 += 50; /* 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 */
@@ -687,7 +700,7 @@ int evergreen_blit_prepare_copy(struct radeon_device *rdev, int size_bytes)
         if (r)
                 return r;
 
-        set_default_state(rdev); /* 34 */
+        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 5f15820efe12..56deae5bf02e 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -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",
@@ -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 = true;
+                track->aa.robj = NULL;
         }
 
         for (i = 0; i < track->num_cb; i++) {
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 55fe5ba7def3..069efa8c8ecf 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -667,6 +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:
@@ -679,6 +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:
@@ -717,6 +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:
@@ -743,6 +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 */
@@ -752,6 +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:
@@ -814,6 +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 */
@@ -822,6 +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 */
@@ -838,6 +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 */
@@ -861,14 +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:
@@ -898,6 +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:
@@ -910,6 +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:
@@ -951,8 +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:
@@ -980,6 +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:
@@ -1017,6 +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:
@@ -1046,6 +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);
@@ -1060,6 +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 */
@@ -1073,6 +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 |
@@ -1084,8 +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/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/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..0e657095de7c 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 {
@@ -849,7 +971,7 @@ void radeon_compute_pll(struct radeon_pll *pll,
                 max_fractional_feed_div = pll->max_frac_feedback_div;
         }
 
-        for (post_div = max_post_div; post_div >= min_post_div; --post_div) {
+        for (post_div = min_post_div; post_div <= max_post_div; ++post_div) {
                 uint32_t ref_div;
 
                 if ((pll->flags & RADEON_PLL_NO_ODD_POST_DIV) && (post_div & 1))
@@ -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 5e90984d5ad2..b4274883227f 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -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_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_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/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/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/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/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/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/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/serio/serio.c b/drivers/input/serio/serio.c
index db5b0bca1a1a..7c38d1fbabf2 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);
         }
 
@@ -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/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/md.c b/drivers/md/md.c
index b76cfc89e1b5..0cc30ecda4c1 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)
@@ -1947,8 +1952,6 @@ 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 +2468,9 @@ 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 +2616,11 @@ 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;
                                 }
@@ -5578,6 +5583,8 @@ 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;
 }
 
@@ -6985,9 +6992,6 @@ 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 +7032,7 @@ 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 +7155,20 @@ 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..7e90b8593b2a 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
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index a39f4c355e55..637a96855edb 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);
@@ -644,12 +652,38 @@ 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;
+        /* 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/raid10.c b/drivers/md/raid10.c
index 69b659544390..3b607b28741b 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -2463,11 +2463,13 @@ 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..702812824195 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5517,7 +5517,6 @@ 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 +5526,8 @@ 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 +5570,35 @@ 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/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/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/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/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..653c62475cb6 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      "1.62.00-5"
+#define DRV_MODULE_RELDATE      "2011/01/30"
 #define BNX2X_BC_VER            0x040200
 
 #define BNX2X_MULTI_QUEUE
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..d584d32c747d 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -2301,15 +2301,10 @@ 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 +4276,12 @@ 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 +4289,29 @@ 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 +5305,6 @@ 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 +5508,6 @@ 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 +8381,17 @@ 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/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/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/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/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/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 1c18f26b0812..3fa110ddb041 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);
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/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/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/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/r8169.c b/drivers/net/r8169.c
index bde7d61f1930..469ab0b7ce31 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -973,7 +973,8 @@ 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");
@@ -3189,6 +3190,8 @@ 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;
 
@@ -3757,7 +3760,8 @@ 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;
         }
@@ -4639,12 +4643,33 @@ 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 +4705,7 @@ 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/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/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/hso.c b/drivers/net/usb/hso.c
index 2ad58a0377b7..387ca43f26f4 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/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..23838e37d45f 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -218,6 +218,7 @@ 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 +594,6 @@ 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_* */
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..087a6a95edd5 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -598,8 +598,6 @@ 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;
@@ -807,9 +805,6 @@ 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 +819,8 @@ 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)
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index c79c97be6cd4..da5c64597c1f 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)
@@ -1309,6 +1311,9 @@ 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 +1331,12 @@ 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;
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/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-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/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/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/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/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/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..c36749e4c926 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_enabled = 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-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-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/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/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/brcm80211/sys/wl_mac80211.c b/drivers/staging/brcm80211/sys/wl_mac80211.c
index f1235884cc5d..cd8392badff0 100644
--- a/drivers/staging/brcm80211/sys/wl_mac80211.c
+++ b/drivers/staging/brcm80211/sys/wl_mac80211.c
@@ -263,9 +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:
@@ -285,6 +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);
@@ -341,6 +340,7 @@ static int wl_ops_config(struct ieee80211_hw *hw, u32 changed)
         }
 
  config_out:
+        WL_UNLOCK(wl);
         return err;
 }
 
@@ -459,13 +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;
 }
 
diff --git a/drivers/staging/brcm80211/sys/wlc_mac80211.c b/drivers/staging/brcm80211/sys/wlc_mac80211.c
index a1303863686c..e37e8058e2b8 100644
--- a/drivers/staging/brcm80211/sys/wlc_mac80211.c
+++ b/drivers/staging/brcm80211/sys/wlc_mac80211.c
@@ -8461,3 +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_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/netvsc_drv.c b/drivers/staging/hv/netvsc_drv.c
index 54706a16dc0a..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);
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/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/tty/hvc/Makefile b/drivers/tty/hvc/Makefile
index 7b0edbce9009..40a25d93fe52 100644
--- a/drivers/tty/hvc/Makefile
+++ b/drivers/tty/hvc/Makefile
@@ -11,4 +11,3 @@ obj-$(CONFIG_HVC_IUCV)		+= hvc_iucv.o
 obj-$(CONFIG_HVC_UDBG)          += hvc_udbg.o
 obj-$(CONFIG_HVC_BFIN_JTAG)     += hvc_bfin_jtag.o
 obj-$(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 50f3ffd610b7..0d90be48463d 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/serial/68328serial.c b/drivers/tty/serial/68328serial.c
index 1de0e8d4bde1..d5bfd41707e7 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
@@ -429,8 +429,8 @@ 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;
 
         /*
@@ -464,8 +464,8 @@ 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);
@@ -531,9 +531,9 @@ 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;
 
@@ -948,7 +948,6 @@ static void send_break(struct m68k_serial * info, unsigned int duration)
 static int rs_ioctl(struct tty_struct *tty,
                     unsigned int cmd, unsigned long arg)
 {
-        int error;
         struct m68k_serial * info = (struct m68k_serial *)tty->driver_data;
         int retval;
 
@@ -1082,7 +1081,7 @@ 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) {
@@ -1120,7 +1119,7 @@ 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);
 }
 
@@ -1239,7 +1238,7 @@ 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
@@ -1316,7 +1315,7 @@ 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 514a356d8d64..0a3e8787ed50 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/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/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/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 8d994a8bdc90..f492a7f2b6ee 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/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 4310cc4b1cb5..d041c6826e43 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2753,6 +2753,11 @@ 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/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 06bb9d4587e9..d50099675f28 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -546,6 +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/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/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-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-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 bed07d4aab06..07bb982e59f6 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -367,8 +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/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/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..54a8bd1047d6 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
 }
 
 /*-------------------------------------------------------------------------*/
@@ -1876,10 +1871,9 @@ 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 +2185,7 @@ 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..d74a8113ae74 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -488,6 +488,18 @@ struct musb {
         unsigned                set_address:1;
         unsigned                test_mode:1;
         unsigned                softconnect:1;
+        /*
+         * 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;
 
         u8                      address;
         u8                      test_mode_nr;
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/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/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index e3e23a4e227d..997326ea15bd 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) },
@@ -810,6 +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 */
 };
@@ -1709,6 +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 ed160def8584..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
  */
@@ -1034,6 +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/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index ae91bcdcb2bc..c675a326023f 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/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index f4a57ad27db8..c6d92a530086 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/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 24bd5d7c3deb..c1602b8c5594 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1397,6 +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",
@@ -1890,6 +1897,13 @@ UNUSUAL_DEV(  0x1e68, 0x001b, 0x0000, 0x0000,
                 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/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;
 }