55 files changed, 620 insertions, 303 deletions

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index a7799a99f2d9..8a851d0f4384 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -254,13 +254,6 @@ config ACPI_PCI_SLOT
           help you correlate PCI bus addresses with the physical geography
           of your slots. If you are unsure, say N.
 
-config ACPI_SYSTEM
-        bool
-        default y
-        help
-          This driver will enable your system to shut down using ACPI, and
-          dump your ACPI DSDT table using /proc/acpi/dsdt.
-
 config X86_PM_TIMER
         bool "Power Management Timer Support" if EMBEDDED
         depends on X86
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index 65d90c720b5a..b130ea0d0759 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -52,7 +52,7 @@ obj-$(CONFIG_ACPI_PROCESSOR)	+= processor.o
 obj-$(CONFIG_ACPI_CONTAINER)    += container.o
 obj-$(CONFIG_ACPI_THERMAL)      += thermal.o
 obj-y                           += power.o
-obj-$(CONFIG_ACPI_SYSTEM)       += system.o event.o
+obj-y                           += system.o event.o
 obj-$(CONFIG_ACPI_DEBUG)        += debug.o
 obj-$(CONFIG_ACPI_NUMA)         += numa.o
 obj-$(CONFIG_ACPI_HOTPLUG_MEMORY)       += acpi_memhotplug.o
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 65132f920459..69cbc57c2d1c 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -138,6 +138,29 @@ static int acpi_battery_technology(struct acpi_battery *battery)
 
 static int acpi_battery_get_state(struct acpi_battery *battery);
 
+static int acpi_battery_is_charged(struct acpi_battery *battery)
+{
+        /* either charging or discharging */
+        if (battery->state != 0)
+                return 0;
+
+        /* battery not reporting charge */
+        if (battery->capacity_now == ACPI_BATTERY_VALUE_UNKNOWN ||
+            battery->capacity_now == 0)
+                return 0;
+
+        /* good batteries update full_charge as the batteries degrade */
+        if (battery->full_charge_capacity == battery->capacity_now)
+                return 1;
+
+        /* fallback to using design values for broken batteries */
+        if (battery->design_capacity == battery->capacity_now)
+                return 1;
+
+        /* we don't do any sort of metric based on percentages */
+        return 0;
+}
+
 static int acpi_battery_get_property(struct power_supply *psy,
                                      enum power_supply_property psp,
                                      union power_supply_propval *val)
@@ -155,7 +178,7 @@ static int acpi_battery_get_property(struct power_supply *psy,
                         val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
                 else if (battery->state & 0x02)
                         val->intval = POWER_SUPPLY_STATUS_CHARGING;
-                else if (battery->state == 0)
+                else if (acpi_battery_is_charged(battery))
                         val->intval = POWER_SUPPLY_STATUS_FULL;
                 else
                         val->intval = POWER_SUPPLY_STATUS_UNKNOWN;
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 5c2f5d343be6..2fe15060dcdc 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -120,6 +120,8 @@ static struct acpi_ec {
         spinlock_t curr_lock;
 } *boot_ec, *first_ec;
 
+static int EC_FLAGS_MSI; /* Out-of-spec MSI controller */
+
 /* --------------------------------------------------------------------------
                              Transaction Management
    -------------------------------------------------------------------------- */
@@ -259,6 +261,8 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec,
                 clear_bit(EC_FLAGS_GPE_MODE, &ec->flags);
                 acpi_disable_gpe(NULL, ec->gpe);
         }
+        if (EC_FLAGS_MSI)
+                udelay(ACPI_EC_DELAY);
         /* start transaction */
         spin_lock_irqsave(&ec->curr_lock, tmp);
         /* following two actions should be kept atomic */
@@ -967,6 +971,11 @@ int __init acpi_ec_ecdt_probe(void)
         /*
          * Generate a boot ec context
          */
+        if (dmi_name_in_vendors("Micro-Star") ||
+            dmi_name_in_vendors("Notebook")) {
+                pr_info(PREFIX "Enabling special treatment for EC from MSI.\n");
+                EC_FLAGS_MSI = 1;
+        }
         status = acpi_get_table(ACPI_SIG_ECDT, 1,
                                 (struct acpi_table_header **)&ecdt_ptr);
         if (ACPI_SUCCESS(status)) {
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index d1dd5160daa9..2b6c59028254 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -272,7 +272,7 @@ acpi_os_map_memory(acpi_physical_address phys, acpi_size size)
 }
 EXPORT_SYMBOL_GPL(acpi_os_map_memory);
 
-void acpi_os_unmap_memory(void __iomem * virt, acpi_size size)
+void __ref acpi_os_unmap_memory(void __iomem *virt, acpi_size size)
 {
         if (acpi_gbl_permanent_mmap)
                 iounmap(virt);
@@ -281,7 +281,7 @@ void acpi_os_unmap_memory(void __iomem * virt, acpi_size size)
 }
 EXPORT_SYMBOL_GPL(acpi_os_unmap_memory);
 
-void early_acpi_os_unmap_memory(void __iomem * virt, acpi_size size)
+void __init early_acpi_os_unmap_memory(void __iomem *virt, acpi_size size)
 {
         if (!acpi_gbl_permanent_mmap)
                 __acpi_unmap_table(virt, size);
diff --git a/drivers/base/base.h b/drivers/base/base.h
index 0a5f055dffba..9f50f1b545dc 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -88,8 +88,6 @@ extern void driver_detach(struct device_driver *drv);
 extern int driver_probe_device(struct device_driver *drv, struct device *dev);
 
 extern void sysdev_shutdown(void);
-extern int sysdev_suspend(pm_message_t state);
-extern int sysdev_resume(void);
 
 extern char *make_class_name(const char *name, struct kobject *kobj);
 
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index 315bed8d5e7f..135231239103 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -18,9 +18,11 @@
  */
 
 #include <linux/device.h>
+#include <linux/delay.h>
 #include <linux/module.h>
 #include <linux/kthread.h>
 #include <linux/wait.h>
+#include <linux/async.h>
 
 #include "base.h"
 #include "power/power.h"
@@ -168,6 +170,21 @@ int driver_probe_done(void)
 }
 
 /**
+ * wait_for_device_probe
+ * Wait for device probing to be completed.
+ *
+ * Note: this function polls at 100 msec intervals.
+ */
+int wait_for_device_probe(void)
+{
+        /* wait for the known devices to complete their probing */
+        while (driver_probe_done() != 0)
+                msleep(100);
+        async_synchronize_full();
+        return 0;
+}
+
+/**
  * driver_probe_device - attempt to bind device & driver together
  * @drv: driver to bind a device to
  * @dev: device to try to bind to the driver
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index 670c9d6c1407..2d14f4ae6c01 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -333,7 +333,6 @@ static void dpm_power_up(pm_message_t state)
  */
 void device_power_up(pm_message_t state)
 {
-        sysdev_resume();
         dpm_power_up(state);
 }
 EXPORT_SYMBOL_GPL(device_power_up);
@@ -577,8 +576,6 @@ int device_power_down(pm_message_t state)
                 }
                 dev->power.status = DPM_OFF_IRQ;
         }
-        if (!error)
-                error = sysdev_suspend(state);
         if (error)
                 dpm_power_up(resume_event(state));
         return error;
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index c98c31ec2f75..b428c8c4bc64 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -303,7 +303,6 @@ void sysdev_unregister(struct sys_device * sysdev)
  *      is guaranteed by virtue of the fact that child devices are registered
  *      after their parents.
  */
-
 void sysdev_shutdown(void)
 {
         struct sysdev_class * cls;
@@ -363,7 +362,6 @@ static void __sysdev_resume(struct sys_device *dev)
  *      This is only called by the device PM core, so we let them handle
  *      all synchronization.
  */
-
 int sysdev_suspend(pm_message_t state)
 {
         struct sysdev_class * cls;
@@ -432,7 +430,7 @@ aux_driver:
         }
         return ret;
 }
-
+EXPORT_SYMBOL_GPL(sysdev_suspend);
 
 /**
  *      sysdev_resume - Bring system devices back to life.
@@ -442,7 +440,6 @@ aux_driver:
  *
  *      Note: Interrupts are disabled when called.
  */
-
 int sysdev_resume(void)
 {
         struct sysdev_class * cls;
@@ -463,7 +460,7 @@ int sysdev_resume(void)
         }
         return 0;
 }
-
+EXPORT_SYMBOL_GPL(sysdev_resume);
 
 int __init system_bus_init(void)
 {
diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c
index 69e1df7dfa14..4234c11c1e4c 100644
--- a/drivers/block/ataflop.c
+++ b/drivers/block/ataflop.c
@@ -1730,7 +1730,7 @@ static int __init fd_test_drive_present( int drive )
 
         timeout = jiffies + 2*HZ+HZ/2;
         while (time_before(jiffies, timeout))
-                if (!(mfp.par_dt_reg & 0x20))
+                if (!(st_mfp.par_dt_reg & 0x20))
                         break;
 
         status = FDC_READ( FDCREG_STATUS );
@@ -1747,7 +1747,7 @@ static int __init fd_test_drive_present( int drive )
                 /* dummy seek command to make WP bit accessible */
                 FDC_WRITE( FDCREG_DATA, 0 );
                 FDC_WRITE( FDCREG_CMD, FDCCMD_SEEK );
-                while( mfp.par_dt_reg & 0x20 )
+                while( st_mfp.par_dt_reg & 0x20 )
                         ;
                 status = FDC_READ( FDCREG_STATUS );
         }
diff --git a/drivers/char/scc.h b/drivers/char/scc.h
index 93998f5baff5..341b1142bea8 100644
--- a/drivers/char/scc.h
+++ b/drivers/char/scc.h
@@ -387,7 +387,7 @@ struct scc_port {
 /* The SCC needs 3.5 PCLK cycles recovery time between to register
  * accesses. PCLK runs with 8 MHz on an Atari, so this delay is 3.5 *
  * 125 ns = 437.5 ns. This is too short for udelay().
- * 10/16/95: A tstb mfp.par_dt_reg takes 600ns (sure?) and thus should be
+ * 10/16/95: A tstb st_mfp.par_dt_reg takes 600ns (sure?) and thus should be
  * quite right
  */
 
diff --git a/drivers/char/sx.c b/drivers/char/sx.c
index f146e90404fa..518f2a25d91e 100644
--- a/drivers/char/sx.c
+++ b/drivers/char/sx.c
@@ -1746,9 +1746,10 @@ static long sx_fw_ioctl(struct file *filp, unsigned int cmd,
                 sx_dprintk(SX_DEBUG_FIRMWARE, "returning type= %ld\n", rc);
                 break;
         case SXIO_DO_RAMTEST:
-                if (sx_initialized)     /* Already initialized: better not ramtest the board.  */
+                if (sx_initialized) {   /* Already initialized: better not ramtest the board.  */
                         rc = -EPERM;
                         break;
+                }
                 if (IS_SX_BOARD(board)) {
                         rc = do_memtest(board, 0, 0x7000);
                         if (!rc)
@@ -1788,7 +1789,7 @@ static long sx_fw_ioctl(struct file *filp, unsigned int cmd,
                                                 nbytes - i : SX_CHUNK_SIZE)) {
                                         kfree(tmp);
                                         rc = -EFAULT;
-                                        break;
+                                        goto out;
                                 }
                                 memcpy_toio(board->base2 + offset + i, tmp,
                                                 (i + SX_CHUNK_SIZE > nbytes) ?
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index bfce0992fefb..94a768871734 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1741,9 +1741,8 @@ out:
  * RETURNS:
  * Zero on success, errno on failure.
  */
-void drm_fb_release(struct file *filp)
+void drm_fb_release(struct drm_file *priv)
 {
-        struct drm_file *priv = filp->private_data;
         struct drm_device *dev = priv->minor->dev;
         struct drm_framebuffer *fb, *tfb;
 
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 964c5eb1fada..733028b4d45e 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -512,8 +512,8 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
         if (drm_mode_equal(&saved_mode, &crtc->mode)) {
                 if (saved_x != crtc->x || saved_y != crtc->y ||
                     depth_changed || bpp_changed) {
-                        crtc_funcs->mode_set_base(crtc, crtc->x, crtc->y,
-                                                  old_fb);
+                        ret = !crtc_funcs->mode_set_base(crtc, crtc->x, crtc->y,
+                                                         old_fb);
                         goto done;
                 }
         }
@@ -552,7 +552,9 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
         /* Set up the DPLL and any encoders state that needs to adjust or depend
          * on the DPLL.
          */
-        crtc_funcs->mode_set(crtc, mode, adjusted_mode, x, y, old_fb);
+        ret = !crtc_funcs->mode_set(crtc, mode, adjusted_mode, x, y, old_fb);
+        if (!ret)
+            goto done;
 
         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
 
@@ -752,6 +754,8 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                         if (!drm_crtc_helper_set_mode(set->crtc, set->mode,
                                                       set->x, set->y,
                                                       old_fb)) {
+                                DRM_ERROR("failed to set mode on crtc %p\n",
+                                          set->crtc);
                                 ret = -EINVAL;
                                 goto fail_set_mode;
                         }
@@ -765,7 +769,10 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
                 old_fb = set->crtc->fb;
                 if (set->crtc->fb != set->fb)
                         set->crtc->fb = set->fb;
-                crtc_funcs->mode_set_base(set->crtc, set->x, set->y, old_fb);
+                ret = crtc_funcs->mode_set_base(set->crtc,
+                                                set->x, set->y, old_fb);
+                if (ret != 0)
+                    goto fail_set_mode;
         }
 
         kfree(save_encoders);
@@ -775,8 +782,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 fail_set_mode:
         set->crtc->enabled = save_enabled;
         count = 0;
-        list_for_each_entry(connector, &dev->mode_config.connector_list, head)
+        list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+                if (!connector->encoder)
+                        continue;
+
                 connector->encoder->crtc = save_crtcs[count++];
+        }
 fail_no_encoder:
         kfree(save_crtcs);
         count = 0;
diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c
index b06a53715853..6c020fe5431c 100644
--- a/drivers/gpu/drm/drm_fops.c
+++ b/drivers/gpu/drm/drm_fops.c
@@ -457,6 +457,9 @@ int drm_release(struct inode *inode, struct file *filp)
         if (dev->driver->driver_features & DRIVER_GEM)
                 drm_gem_release(dev, file_priv);
 
+        if (dev->driver->driver_features & DRIVER_MODESET)
+                drm_fb_release(file_priv);
+
         mutex_lock(&dev->ctxlist_mutex);
         if (!list_empty(&dev->ctxlist)) {
                 struct drm_ctx_list *pos, *n;
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 6915fb82d0b0..88d3368ffddd 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -104,8 +104,8 @@ drm_gem_init(struct drm_device *dev)
 
         if (drm_mm_init(&mm->offset_manager, DRM_FILE_PAGE_OFFSET_START,
                         DRM_FILE_PAGE_OFFSET_SIZE)) {
-                drm_free(mm, sizeof(struct drm_gem_mm), DRM_MEM_MM);
                 drm_ht_remove(&mm->offset_hash);
+                drm_free(mm, sizeof(struct drm_gem_mm), DRM_MEM_MM);
                 return -ENOMEM;
         }
 
@@ -295,35 +295,37 @@ drm_gem_flink_ioctl(struct drm_device *dev, void *data,
                 return -EBADF;
 
 again:
-        if (idr_pre_get(&dev->object_name_idr, GFP_KERNEL) == 0)
-                return -ENOMEM;
+        if (idr_pre_get(&dev->object_name_idr, GFP_KERNEL) == 0) {
+                ret = -ENOMEM;
+                goto err;
+        }
 
         spin_lock(&dev->object_name_lock);
-        if (obj->name) {
-                args->name = obj->name;
+        if (!obj->name) {
+                ret = idr_get_new_above(&dev->object_name_idr, obj, 1,
+                                        &obj->name);
+                args->name = (uint64_t) obj->name;
                 spin_unlock(&dev->object_name_lock);
-                return 0;
-        }
-        ret = idr_get_new_above(&dev->object_name_idr, obj, 1,
-                                 &obj->name);
-        spin_unlock(&dev->object_name_lock);
-        if (ret == -EAGAIN)
-                goto again;
 
-        if (ret != 0) {
-                mutex_lock(&dev->struct_mutex);
-                drm_gem_object_unreference(obj);
-                mutex_unlock(&dev->struct_mutex);
-                return ret;
-        }
+                if (ret == -EAGAIN)
+                        goto again;
 
-        /*
-         * Leave the reference from the lookup around as the
-         * name table now holds one
-         */
-        args->name = (uint64_t) obj->name;
+                if (ret != 0)
+                        goto err;
 
-        return 0;
+                /* Allocate a reference for the name table.  */
+                drm_gem_object_reference(obj);
+        } else {
+                args->name = (uint64_t) obj->name;
+                spin_unlock(&dev->object_name_lock);
+                ret = 0;
+        }
+
+err:
+        mutex_lock(&dev->struct_mutex);
+        drm_gem_object_unreference(obj);
+        mutex_unlock(&dev->struct_mutex);
+        return ret;
 }
 
 /**
@@ -448,6 +450,7 @@ drm_gem_object_handle_free(struct kref *kref)
         spin_lock(&dev->object_name_lock);
         if (obj->name) {
                 idr_remove(&dev->object_name_idr, obj->name);
+                obj->name = 0;
                 spin_unlock(&dev->object_name_lock);
                 /*
                  * The object name held a reference to this object, drop
@@ -460,6 +463,26 @@ drm_gem_object_handle_free(struct kref *kref)
 }
 EXPORT_SYMBOL(drm_gem_object_handle_free);
 
+void drm_gem_vm_open(struct vm_area_struct *vma)
+{
+        struct drm_gem_object *obj = vma->vm_private_data;
+
+        drm_gem_object_reference(obj);
+}
+EXPORT_SYMBOL(drm_gem_vm_open);
+
+void drm_gem_vm_close(struct vm_area_struct *vma)
+{
+        struct drm_gem_object *obj = vma->vm_private_data;
+        struct drm_device *dev = obj->dev;
+
+        mutex_lock(&dev->struct_mutex);
+        drm_gem_object_unreference(obj);
+        mutex_unlock(&dev->struct_mutex);
+}
+EXPORT_SYMBOL(drm_gem_vm_close);
+
+
 /**
  * drm_gem_mmap - memory map routine for GEM objects
  * @filp: DRM file pointer
@@ -521,6 +544,14 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
 #endif
         vma->vm_page_prot = __pgprot(prot);
 
+        /* Take a ref for this mapping of the object, so that the fault
+         * handler can dereference the mmap offset's pointer to the object.
+         * This reference is cleaned up by the corresponding vm_close
+         * (which should happen whether the vma was created by this call, or
+         * by a vm_open due to mremap or partial unmap or whatever).
+         */
+        drm_gem_object_reference(obj);
+
         vma->vm_file = filp;    /* Needed for drm_vm_open() */
         drm_vm_open_locked(vma);
 
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 81f1cff56fd5..2d797ffe8137 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -202,7 +202,7 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init)
                 dev_priv->ring.map.flags = 0;
                 dev_priv->ring.map.mtrr = 0;
 
-                drm_core_ioremap(&dev_priv->ring.map, dev);
+                drm_core_ioremap_wc(&dev_priv->ring.map, dev);
 
                 if (dev_priv->ring.map.handle == NULL) {
                         i915_dma_cleanup(dev);
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index aac12ee31a46..0692622ee2b3 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -27,6 +27,7 @@
  *
  */
 
+#include <linux/device.h>
 #include "drmP.h"
 #include "drm.h"
 #include "i915_drm.h"
@@ -66,6 +67,12 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
 
         i915_save_state(dev);
 
+        /* If KMS is active, we do the leavevt stuff here */
+        if (drm_core_check_feature(dev, DRIVER_MODESET) && i915_gem_idle(dev)) {
+                dev_err(&dev->pdev->dev, "GEM idle failed, aborting suspend\n");
+                return -EBUSY;
+        }
+
         intel_opregion_free(dev);
 
         if (state.event == PM_EVENT_SUSPEND) {
@@ -79,6 +86,9 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
 
 static int i915_resume(struct drm_device *dev)
 {
+        struct drm_i915_private *dev_priv = dev->dev_private;
+        int ret = 0;
+
         pci_set_power_state(dev->pdev, PCI_D0);
         pci_restore_state(dev->pdev);
         if (pci_enable_device(dev->pdev))
@@ -89,11 +99,24 @@ static int i915_resume(struct drm_device *dev)
 
         intel_opregion_init(dev);
 
-        return 0;
+        /* KMS EnterVT equivalent */
+        if (drm_core_check_feature(dev, DRIVER_MODESET)) {
+                mutex_lock(&dev->struct_mutex);
+                dev_priv->mm.suspended = 0;
+
+                ret = i915_gem_init_ringbuffer(dev);
+                if (ret != 0)
+                        ret = -1;
+                mutex_unlock(&dev->struct_mutex);
+        }
+
+        return ret;
 }
 
 static struct vm_operations_struct i915_gem_vm_ops = {
         .fault = i915_gem_fault,
+        .open = drm_gem_vm_open,
+        .close = drm_gem_vm_close,
 };
 
 static struct drm_driver driver = {
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 7325363164f8..17fa40858d26 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -184,6 +184,8 @@ typedef struct drm_i915_private {
         unsigned int lvds_dither:1;
         unsigned int lvds_vbt:1;
         unsigned int int_crt_support:1;
+        unsigned int lvds_use_ssc:1;
+        int lvds_ssc_freq;
 
         struct drm_i915_fence_reg fence_regs[16]; /* assume 965 */
         int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */
@@ -616,6 +618,7 @@ int i915_gem_init_ringbuffer(struct drm_device *dev);
 void i915_gem_cleanup_ringbuffer(struct drm_device *dev);
 int i915_gem_do_init(struct drm_device *dev, unsigned long start,
                      unsigned long end);
+int i915_gem_idle(struct drm_device *dev);
 int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
 int i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj,
                                       int write);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 818576654092..25b337438ca7 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -34,10 +34,6 @@
 
 #define I915_GEM_GPU_DOMAINS    (~(I915_GEM_DOMAIN_CPU | I915_GEM_DOMAIN_GTT))
 
-static void
-i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj,
-                                  uint32_t read_domains,
-                                  uint32_t write_domain);
 static void i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj);
 static void i915_gem_object_flush_gtt_write_domain(struct drm_gem_object *obj);
 static void i915_gem_object_flush_cpu_write_domain(struct drm_gem_object *obj);
@@ -607,8 +603,6 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
         case -EAGAIN:
                 return VM_FAULT_OOM;
         case -EFAULT:
-        case -EBUSY:
-                DRM_ERROR("can't insert pfn??  fault or busy...\n");
                 return VM_FAULT_SIGBUS;
         default:
                 return VM_FAULT_NOPAGE;
@@ -684,6 +678,30 @@ out_free_list:
         return ret;
 }
 
+static void
+i915_gem_free_mmap_offset(struct drm_gem_object *obj)
+{
+        struct drm_device *dev = obj->dev;
+        struct drm_i915_gem_object *obj_priv = obj->driver_private;
+        struct drm_gem_mm *mm = dev->mm_private;
+        struct drm_map_list *list;
+
+        list = &obj->map_list;
+        drm_ht_remove_item(&mm->offset_hash, &list->hash);
+
+        if (list->file_offset_node) {
+                drm_mm_put_block(list->file_offset_node);
+                list->file_offset_node = NULL;
+        }
+
+        if (list->map) {
+                drm_free(list->map, sizeof(struct drm_map), DRM_MEM_DRIVER);
+                list->map = NULL;
+        }
+
+        obj_priv->mmap_offset = 0;
+}
+
 /**
  * i915_gem_get_gtt_alignment - return required GTT alignment for an object
  * @obj: object to check
@@ -758,8 +776,11 @@ i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data,
 
         if (!obj_priv->mmap_offset) {
                 ret = i915_gem_create_mmap_offset(obj);
-                if (ret)
+                if (ret) {
+                        drm_gem_object_unreference(obj);
+                        mutex_unlock(&dev->struct_mutex);
                         return ret;
+                }
         }
 
         args->offset = obj_priv->mmap_offset;
@@ -1996,30 +2017,28 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write)
  *              drm_agp_chipset_flush
  */
 static void
-i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj,
-                                  uint32_t read_domains,
-                                  uint32_t write_domain)
+i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj)
 {
         struct drm_device               *dev = obj->dev;
         struct drm_i915_gem_object      *obj_priv = obj->driver_private;
         uint32_t                        invalidate_domains = 0;
         uint32_t                        flush_domains = 0;
 
-        BUG_ON(read_domains & I915_GEM_DOMAIN_CPU);
-        BUG_ON(write_domain == I915_GEM_DOMAIN_CPU);
+        BUG_ON(obj->pending_read_domains & I915_GEM_DOMAIN_CPU);
+        BUG_ON(obj->pending_write_domain == I915_GEM_DOMAIN_CPU);
 
 #if WATCH_BUF
         DRM_INFO("%s: object %p read %08x -> %08x write %08x -> %08x\n",
                  __func__, obj,
-                 obj->read_domains, read_domains,
-                 obj->write_domain, write_domain);
+                 obj->read_domains, obj->pending_read_domains,
+                 obj->write_domain, obj->pending_write_domain);
 #endif
         /*
          * If the object isn't moving to a new write domain,
          * let the object stay in multiple read domains
          */
-        if (write_domain == 0)
-                read_domains |= obj->read_domains;
+        if (obj->pending_write_domain == 0)
+                obj->pending_read_domains |= obj->read_domains;
         else
                 obj_priv->dirty = 1;
 
@@ -2029,15 +2048,17 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj,
          * any read domains which differ from the old
          * write domain
          */
-        if (obj->write_domain && obj->write_domain != read_domains) {
+        if (obj->write_domain &&
+            obj->write_domain != obj->pending_read_domains) {
                 flush_domains |= obj->write_domain;
-                invalidate_domains |= read_domains & ~obj->write_domain;
+                invalidate_domains |=
+                        obj->pending_read_domains & ~obj->write_domain;
         }
         /*
          * Invalidate any read caches which may have
          * stale data. That is, any new read domains.
          */
-        invalidate_domains |= read_domains & ~obj->read_domains;
+        invalidate_domains |= obj->pending_read_domains & ~obj->read_domains;
         if ((flush_domains | invalidate_domains) & I915_GEM_DOMAIN_CPU) {
 #if WATCH_BUF
                 DRM_INFO("%s: CPU domain flush %08x invalidate %08x\n",
@@ -2046,9 +2067,15 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj,
                 i915_gem_clflush_object(obj);
         }
 
-        if ((write_domain | flush_domains) != 0)
-                obj->write_domain = write_domain;
-        obj->read_domains = read_domains;
+        /* The actual obj->write_domain will be updated with
+         * pending_write_domain after we emit the accumulated flush for all
+         * of our domain changes in execbuffers (which clears objects'
+         * write_domains).  So if we have a current write domain that we
+         * aren't changing, set pending_write_domain to that.
+         */
+        if (flush_domains == 0 && obj->pending_write_domain == 0)
+                obj->pending_write_domain = obj->write_domain;
+        obj->read_domains = obj->pending_read_domains;
 
         dev->invalidate_domains |= invalidate_domains;
         dev->flush_domains |= flush_domains;
@@ -2251,6 +2278,8 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
                                   (int) reloc.offset,
                                   reloc.read_domains,
                                   reloc.write_domain);
+                        drm_gem_object_unreference(target_obj);
+                        i915_gem_object_unpin(obj);
                         return -EINVAL;
                 }
 
@@ -2480,13 +2509,15 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
         if (dev_priv->mm.wedged) {
                 DRM_ERROR("Execbuf while wedged\n");
                 mutex_unlock(&dev->struct_mutex);
-                return -EIO;
+                ret = -EIO;
+                goto pre_mutex_err;
         }
 
         if (dev_priv->mm.suspended) {
                 DRM_ERROR("Execbuf while VT-switched.\n");
                 mutex_unlock(&dev->struct_mutex);
-                return -EBUSY;
+                ret = -EBUSY;
+                goto pre_mutex_err;
         }
 
         /* Look up object handles */
@@ -2554,9 +2585,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
                 struct drm_gem_object *obj = object_list[i];
 
                 /* Compute new gpu domains and update invalidate/flush */
-                i915_gem_object_set_to_gpu_domain(obj,
-                                                  obj->pending_read_domains,
-                                                  obj->pending_write_domain);
+                i915_gem_object_set_to_gpu_domain(obj);
         }
 
         i915_verify_inactive(dev, __FILE__, __LINE__);
@@ -2575,6 +2604,12 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
                         (void)i915_add_request(dev, dev->flush_domains);
         }
 
+        for (i = 0; i < args->buffer_count; i++) {
+                struct drm_gem_object *obj = object_list[i];
+
+                obj->write_domain = obj->pending_write_domain;
+        }
+
         i915_verify_inactive(dev, __FILE__, __LINE__);
 
 #if WATCH_COHERENCY
@@ -2632,15 +2667,6 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
 
         i915_verify_inactive(dev, __FILE__, __LINE__);
 
-        /* Copy the new buffer offsets back to the user's exec list. */
-        ret = copy_to_user((struct drm_i915_relocation_entry __user *)
-                           (uintptr_t) args->buffers_ptr,
-                           exec_list,
-                           sizeof(*exec_list) * args->buffer_count);
-        if (ret)
-                DRM_ERROR("failed to copy %d exec entries "
-                          "back to user (%d)\n",
-                           args->buffer_count, ret);
 err:
         for (i = 0; i < pinned; i++)
                 i915_gem_object_unpin(object_list[i]);
@@ -2650,6 +2676,18 @@ err:
 
         mutex_unlock(&dev->struct_mutex);
 
+        if (!ret) {
+                /* Copy the new buffer offsets back to the user's exec list. */
+                ret = copy_to_user((struct drm_i915_relocation_entry __user *)
+                                   (uintptr_t) args->buffers_ptr,
+                                   exec_list,
+                                   sizeof(*exec_list) * args->buffer_count);
+                if (ret)
+                        DRM_ERROR("failed to copy %d exec entries "
+                                  "back to user (%d)\n",
+                                  args->buffer_count, ret);
+        }
+
 pre_mutex_err:
         drm_free(object_list, sizeof(*object_list) * args->buffer_count,
                  DRM_MEM_DRIVER);
@@ -2753,6 +2791,7 @@ i915_gem_pin_ioctl(struct drm_device *dev, void *data,
         if (obj_priv->pin_filp != NULL && obj_priv->pin_filp != file_priv) {
                 DRM_ERROR("Already pinned in i915_gem_pin_ioctl(): %d\n",
                           args->handle);
+                drm_gem_object_unreference(obj);
                 mutex_unlock(&dev->struct_mutex);
                 return -EINVAL;
         }
@@ -2833,6 +2872,13 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data,
                 return -EBADF;
         }
 
+        /* Update the active list for the hardware's current position.
+         * Otherwise this only updates on a delayed timer or when irqs are
+         * actually unmasked, and our working set ends up being larger than
+         * required.
+         */
+        i915_gem_retire_requests(dev);
+
         obj_priv = obj->driver_private;
         /* Don't count being on the flushing list against the object being
          * done.  Otherwise, a buffer left on the flushing list but not getting
@@ -2885,9 +2931,6 @@ int i915_gem_init_object(struct drm_gem_object *obj)
 void i915_gem_free_object(struct drm_gem_object *obj)
 {
         struct drm_device *dev = obj->dev;
-        struct drm_gem_mm *mm = dev->mm_private;
-        struct drm_map_list *list;
-        struct drm_map *map;
         struct drm_i915_gem_object *obj_priv = obj->driver_private;
 
         while (obj_priv->pin_count > 0)
@@ -2898,19 +2941,7 @@ void i915_gem_free_object(struct drm_gem_object *obj)
 
         i915_gem_object_unbind(obj);
 
-        list = &obj->map_list;
-        drm_ht_remove_item(&mm->offset_hash, &list->hash);
-
-        if (list->file_offset_node) {
-                drm_mm_put_block(list->file_offset_node);
-                list->file_offset_node = NULL;
-        }
-
-        map = list->map;
-        if (map) {
-                drm_free(map, sizeof(*map), DRM_MEM_DRIVER);
-                list->map = NULL;
-        }
+        i915_gem_free_mmap_offset(obj);
 
         drm_free(obj_priv->page_cpu_valid, 1, DRM_MEM_DRIVER);
         drm_free(obj->driver_private, 1, DRM_MEM_DRIVER);
@@ -2949,7 +2980,7 @@ i915_gem_evict_from_list(struct drm_device *dev, struct list_head *head)
         return 0;
 }
 
-static int
+int
 i915_gem_idle(struct drm_device *dev)
 {
         drm_i915_private_t *dev_priv = dev->dev_private;
@@ -3095,6 +3126,7 @@ i915_gem_init_hws(struct drm_device *dev)
         if (dev_priv->hw_status_page == NULL) {
                 DRM_ERROR("Failed to map status page.\n");
                 memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));
+                i915_gem_object_unpin(obj);
                 drm_gem_object_unreference(obj);
                 return -EINVAL;
         }
@@ -3107,6 +3139,31 @@ i915_gem_init_hws(struct drm_device *dev)
         return 0;
 }
 
+static void
+i915_gem_cleanup_hws(struct drm_device *dev)
+{
+        drm_i915_private_t *dev_priv = dev->dev_private;
+        struct drm_gem_object *obj;
+        struct drm_i915_gem_object *obj_priv;
+
+        if (dev_priv->hws_obj == NULL)
+                return;
+
+        obj = dev_priv->hws_obj;
+        obj_priv = obj->driver_private;
+
+        kunmap(obj_priv->page_list[0]);
+        i915_gem_object_unpin(obj);
+        drm_gem_object_unreference(obj);
+        dev_priv->hws_obj = NULL;
+
+        memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));
+        dev_priv->hw_status_page = NULL;
+
+        /* Write high address into HWS_PGA when disabling. */
+        I915_WRITE(HWS_PGA, 0x1ffff000);
+}
+
 int
 i915_gem_init_ringbuffer(struct drm_device *dev)
 {
@@ -3124,6 +3181,7 @@ i915_gem_init_ringbuffer(struct drm_device *dev)
         obj = drm_gem_object_alloc(dev, 128 * 1024);
         if (obj == NULL) {
                 DRM_ERROR("Failed to allocate ringbuffer\n");
+                i915_gem_cleanup_hws(dev);
                 return -ENOMEM;
         }
         obj_priv = obj->driver_private;
@@ -3131,6 +3189,7 @@ i915_gem_init_ringbuffer(struct drm_device *dev)
         ret = i915_gem_object_pin(obj, 4096);
         if (ret != 0) {
                 drm_gem_object_unreference(obj);
+                i915_gem_cleanup_hws(dev);
                 return ret;
         }
 
@@ -3148,7 +3207,9 @@ i915_gem_init_ringbuffer(struct drm_device *dev)
         if (ring->map.handle == NULL) {
                 DRM_ERROR("Failed to map ringbuffer.\n");
                 memset(&dev_priv->ring, 0, sizeof(dev_priv->ring));
+                i915_gem_object_unpin(obj);
                 drm_gem_object_unreference(obj);
+                i915_gem_cleanup_hws(dev);
                 return -EINVAL;
         }
         ring->ring_obj = obj;
@@ -3228,20 +3289,7 @@ i915_gem_cleanup_ringbuffer(struct drm_device *dev)
         dev_priv->ring.ring_obj = NULL;
         memset(&dev_priv->ring, 0, sizeof(dev_priv->ring));
 
-        if (dev_priv->hws_obj != NULL) {
-                struct drm_gem_object *obj = dev_priv->hws_obj;
-                struct drm_i915_gem_object *obj_priv = obj->driver_private;
-
-                kunmap(obj_priv->page_list[0]);
-                i915_gem_object_unpin(obj);
-                drm_gem_object_unreference(obj);
-                dev_priv->hws_obj = NULL;
-                memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));
-                dev_priv->hw_status_page = NULL;
-
-                /* Write high address into HWS_PGA when disabling. */
-                I915_WRITE(HWS_PGA, 0x1ffff000);
-        }
+        i915_gem_cleanup_hws(dev);
 }
 
 int
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index fa1685cba840..7fb4191ef934 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -299,9 +299,8 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
         }
         obj_priv->stride = args->stride;
 
-        mutex_unlock(&dev->struct_mutex);
-
         drm_gem_object_unreference(obj);
+        mutex_unlock(&dev->struct_mutex);
 
         return 0;
 }
@@ -340,9 +339,8 @@ i915_gem_get_tiling(struct drm_device *dev, void *data,
                 DRM_ERROR("unknown tiling mode\n");
         }
 
-        mutex_unlock(&dev->struct_mutex);
-
         drm_gem_object_unreference(obj);
+        mutex_unlock(&dev->struct_mutex);
 
         return 0;
 }
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 4ca82a025525..65be30dccc77 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -135,6 +135,14 @@ parse_general_features(struct drm_i915_private *dev_priv,
         if (general) {
                 dev_priv->int_tv_support = general->int_tv_support;
                 dev_priv->int_crt_support = general->int_crt_support;
+                dev_priv->lvds_use_ssc = general->enable_ssc;
+
+                if (dev_priv->lvds_use_ssc) {
+                  if (IS_I855(dev_priv->dev))
+                    dev_priv->lvds_ssc_freq = general->ssc_freq ? 66 : 48;
+                  else
+                    dev_priv->lvds_ssc_freq = general->ssc_freq ? 100 : 96;
+                }
         }
 }
 
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index bbdd72909a11..65b635ce28c8 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -90,12 +90,12 @@ typedef struct {
 #define I9XX_DOT_MAX             400000
 #define I9XX_VCO_MIN            1400000
 #define I9XX_VCO_MAX            2800000
-#define I9XX_N_MIN                    3
-#define I9XX_N_MAX                    8
+#define I9XX_N_MIN                    1
+#define I9XX_N_MAX                    6
 #define I9XX_M_MIN                   70
 #define I9XX_M_MAX                  120
 #define I9XX_M1_MIN                  10
-#define I9XX_M1_MAX                  20
+#define I9XX_M1_MAX                  22
 #define I9XX_M2_MIN                   5
 #define I9XX_M2_MAX                   9
 #define I9XX_P_SDVO_DAC_MIN           5
@@ -189,9 +189,7 @@ static const intel_limit_t *intel_limit(struct drm_crtc *crtc)
         return limit;
 }
 
-/** Derive the pixel clock for the given refclk and divisors for 8xx chips. */
-
-static void i8xx_clock(int refclk, intel_clock_t *clock)
+static void intel_clock(int refclk, intel_clock_t *clock)
 {
         clock->m = 5 * (clock->m1 + 2) + (clock->m2 + 2);
         clock->p = clock->p1 * clock->p2;
@@ -199,25 +197,6 @@ static void i8xx_clock(int refclk, intel_clock_t *clock)
         clock->dot = clock->vco / clock->p;
 }
 
-/** Derive the pixel clock for the given refclk and divisors for 9xx chips. */
-
-static void i9xx_clock(int refclk, intel_clock_t *clock)
-{
-        clock->m = 5 * (clock->m1 + 2) + (clock->m2 + 2);
-        clock->p = clock->p1 * clock->p2;
-        clock->vco = refclk * clock->m / (clock->n + 2);
-        clock->dot = clock->vco / clock->p;
-}
-
-static void intel_clock(struct drm_device *dev, int refclk,
-                        intel_clock_t *clock)
-{
-        if (IS_I9XX(dev))
-                i9xx_clock (refclk, clock);
-        else
-                i8xx_clock (refclk, clock);
-}
-
 /**
  * Returns whether any output on the specified pipe is of the specified type
  */
@@ -238,7 +217,7 @@ bool intel_pipe_has_type (struct drm_crtc *crtc, int type)
     return false;
 }
 
-#define INTELPllInvalid(s)   { /* ErrorF (s) */; return false; }
+#define INTELPllInvalid(s)   do { DRM_DEBUG(s); return false; } while (0)
 /**
  * Returns whether the given set of divisors are valid for a given refclk with
  * the given connectors.
@@ -318,7 +297,7 @@ static bool intel_find_best_PLL(struct drm_crtc *crtc, int target,
                                      clock.p1 <= limit->p1.max; clock.p1++) {
                                         int this_err;
 
-                                        intel_clock(dev, refclk, &clock);
+                                        intel_clock(refclk, &clock);
 
                                         if (!intel_PLL_is_valid(crtc, &clock))
                                                 continue;
@@ -343,7 +322,7 @@ intel_wait_for_vblank(struct drm_device *dev)
         udelay(20000);
 }
 
-static void
+static int
 intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                     struct drm_framebuffer *old_fb)
 {
@@ -361,11 +340,21 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
         int dspstride = (pipe == 0) ? DSPASTRIDE : DSPBSTRIDE;
         int dspcntr_reg = (pipe == 0) ? DSPACNTR : DSPBCNTR;
         u32 dspcntr, alignment;
+        int ret;
 
         /* no fb bound */
         if (!crtc->fb) {
                 DRM_DEBUG("No FB bound\n");
-                return;
+                return 0;
+        }
+
+        switch (pipe) {
+        case 0:
+        case 1:
+                break;
+        default:
+                DRM_ERROR("Can't update pipe %d in SAREA\n", pipe);
+                return -EINVAL;
         }
 
         intel_fb = to_intel_framebuffer(crtc->fb);
@@ -377,28 +366,30 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                 alignment = 64 * 1024;
                 break;
         case I915_TILING_X:
-                if (IS_I9XX(dev))
-                        alignment = 1024 * 1024;
-                else
-                        alignment = 512 * 1024;
+                /* pin() will align the object as required by fence */
+                alignment = 0;
                 break;
         case I915_TILING_Y:
                 /* FIXME: Is this true? */
                 DRM_ERROR("Y tiled not allowed for scan out buffers\n");
-                return;
+                return -EINVAL;
         default:
                 BUG();
         }
 
-        if (i915_gem_object_pin(intel_fb->obj, alignment))
-                return;
-
-        i915_gem_object_set_to_gtt_domain(intel_fb->obj, 1);
-
-        Start = obj_priv->gtt_offset;
-        Offset = y * crtc->fb->pitch + x * (crtc->fb->bits_per_pixel / 8);
+        mutex_lock(&dev->struct_mutex);
+        ret = i915_gem_object_pin(intel_fb->obj, alignment);
+        if (ret != 0) {
+                mutex_unlock(&dev->struct_mutex);
+                return ret;
+        }
 
-        I915_WRITE(dspstride, crtc->fb->pitch);
+        ret = i915_gem_object_set_to_gtt_domain(intel_fb->obj, 1);
+        if (ret != 0) {
+                i915_gem_object_unpin(intel_fb->obj);
+                mutex_unlock(&dev->struct_mutex);
+                return ret;
+        }
 
         dspcntr = I915_READ(dspcntr_reg);
         /* Mask out pixel format bits in case we change it */
@@ -419,11 +410,17 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                 break;
         default:
                 DRM_ERROR("Unknown color depth\n");
-                return;
+                i915_gem_object_unpin(intel_fb->obj);
+                mutex_unlock(&dev->struct_mutex);
+                return -EINVAL;
         }
         I915_WRITE(dspcntr_reg, dspcntr);
 
+        Start = obj_priv->gtt_offset;
+        Offset = y * crtc->fb->pitch + x * (crtc->fb->bits_per_pixel / 8);
+
         DRM_DEBUG("Writing base %08lX %08lX %d %d\n", Start, Offset, x, y);
+        I915_WRITE(dspstride, crtc->fb->pitch);
         if (IS_I965G(dev)) {
                 I915_WRITE(dspbase, Offset);
                 I915_READ(dspbase);
@@ -440,27 +437,24 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
                 intel_fb = to_intel_framebuffer(old_fb);
                 i915_gem_object_unpin(intel_fb->obj);
         }
+        mutex_unlock(&dev->struct_mutex);
 
         if (!dev->primary->master)
-                return;
+                return 0;
 
         master_priv = dev->primary->master->driver_priv;
         if (!master_priv->sarea_priv)
-                return;
+                return 0;
 
-        switch (pipe) {
-        case 0:
-                master_priv->sarea_priv->pipeA_x = x;
-                master_priv->sarea_priv->pipeA_y = y;
-                break;
-        case 1:
+        if (pipe) {
                 master_priv->sarea_priv->pipeB_x = x;
                 master_priv->sarea_priv->pipeB_y = y;
-                break;
-        default:
-                DRM_ERROR("Can't update pipe %d in SAREA\n", pipe);
-                break;
+        } else {
+                master_priv->sarea_priv->pipeA_x = x;
+                master_priv->sarea_priv->pipeA_y = y;
         }
+
+        return 0;
 }
 
 
@@ -708,11 +702,11 @@ static int intel_panel_fitter_pipe (struct drm_device *dev)
         return 1;
 }
 
-static void intel_crtc_mode_set(struct drm_crtc *crtc,
-                                struct drm_display_mode *mode,
-                                struct drm_display_mode *adjusted_mode,
-                                int x, int y,
-                                struct drm_framebuffer *old_fb)
+static int intel_crtc_mode_set(struct drm_crtc *crtc,
+                               struct drm_display_mode *mode,
+                               struct drm_display_mode *adjusted_mode,
+                               int x, int y,
+                               struct drm_framebuffer *old_fb)
 {
         struct drm_device *dev = crtc->dev;
         struct drm_i915_private *dev_priv = dev->dev_private;
@@ -732,13 +726,14 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
         int dspsize_reg = (pipe == 0) ? DSPASIZE : DSPBSIZE;
         int dsppos_reg = (pipe == 0) ? DSPAPOS : DSPBPOS;
         int pipesrc_reg = (pipe == 0) ? PIPEASRC : PIPEBSRC;
-        int refclk;
+        int refclk, num_outputs = 0;
         intel_clock_t clock;
         u32 dpll = 0, fp = 0, dspcntr, pipeconf;
         bool ok, is_sdvo = false, is_dvo = false;
         bool is_crt = false, is_lvds = false, is_tv = false;
         struct drm_mode_config *mode_config = &dev->mode_config;
         struct drm_connector *connector;
+        int ret;
 
         drm_vblank_pre_modeset(dev, pipe);
 
@@ -768,9 +763,14 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
                         is_crt = true;
                         break;
                 }
+
+                num_outputs++;
         }
 
-        if (IS_I9XX(dev)) {
+        if (is_lvds && dev_priv->lvds_use_ssc && num_outputs < 2) {
+                refclk = dev_priv->lvds_ssc_freq * 1000;
+                DRM_DEBUG("using SSC reference clock of %d MHz\n", refclk / 1000);
+        } else if (IS_I9XX(dev)) {
                 refclk = 96000;
         } else {
                 refclk = 48000;
@@ -779,7 +779,7 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
         ok = intel_find_best_PLL(crtc, adjusted_mode->clock, refclk, &clock);
         if (!ok) {
                 DRM_ERROR("Couldn't find PLL settings for mode!\n");
-                return;
+                return -EINVAL;
         }
 
         fp = clock.n << 16 | clock.m1 << 8 | clock.m2;
@@ -829,11 +829,14 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
                 }
         }
 
-        if (is_tv) {
+        if (is_sdvo && is_tv)
+                dpll |= PLL_REF_INPUT_TVCLKINBC;
+        else if (is_tv)
                 /* XXX: just matching BIOS for now */
-/*      dpll |= PLL_REF_INPUT_TVCLKINBC; */
+                /*      dpll |= PLL_REF_INPUT_TVCLKINBC; */
                 dpll |= 3;
-        }
+        else if (is_lvds && dev_priv->lvds_use_ssc && num_outputs < 2)
+                dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
         else
                 dpll |= PLL_REF_INPUT_DREFCLK;
 
@@ -950,9 +953,13 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
         I915_WRITE(dspcntr_reg, dspcntr);
 
         /* Flush the plane changes */
-        intel_pipe_set_base(crtc, x, y, old_fb);
+        ret = intel_pipe_set_base(crtc, x, y, old_fb);
+        if (ret != 0)
+            return ret;
 
         drm_vblank_post_modeset(dev, pipe);
+
+        return 0;
 }
 
 /** Loads the palette/gamma unit for the CRTC with the prepared values */
@@ -1001,6 +1008,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
                 temp = CURSOR_MODE_DISABLE;
                 addr = 0;
                 bo = NULL;
+                mutex_lock(&dev->struct_mutex);
                 goto finish;
         }
 
@@ -1023,18 +1031,19 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
         }
 
         /* we only need to pin inside GTT if cursor is non-phy */
+        mutex_lock(&dev->struct_mutex);
         if (!dev_priv->cursor_needs_physical) {
                 ret = i915_gem_object_pin(bo, PAGE_SIZE);
                 if (ret) {
                         DRM_ERROR("failed to pin cursor bo\n");
-                        goto fail;
+                        goto fail_locked;
                 }
                 addr = obj_priv->gtt_offset;
         } else {
                 ret = i915_gem_attach_phys_object(dev, bo, (pipe == 0) ? I915_GEM_PHYS_CURSOR_0 : I915_GEM_PHYS_CURSOR_1);
                 if (ret) {
                         DRM_ERROR("failed to attach phys object\n");
-                        goto fail;
+                        goto fail_locked;
                 }
                 addr = obj_priv->phys_obj->handle->busaddr;
         }
@@ -1054,10 +1063,9 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
                                 i915_gem_detach_phys_object(dev, intel_crtc->cursor_bo);
                 } else
                         i915_gem_object_unpin(intel_crtc->cursor_bo);
-                mutex_lock(&dev->struct_mutex);
                 drm_gem_object_unreference(intel_crtc->cursor_bo);
-                mutex_unlock(&dev->struct_mutex);
         }
+        mutex_unlock(&dev->struct_mutex);
 
         intel_crtc->cursor_addr = addr;
         intel_crtc->cursor_bo = bo;
@@ -1065,6 +1073,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
         return 0;
 fail:
         mutex_lock(&dev->struct_mutex);
+fail_locked:
         drm_gem_object_unreference(bo);
         mutex_unlock(&dev->struct_mutex);
         return ret;
@@ -1292,7 +1301,7 @@ static int intel_crtc_clock_get(struct drm_device *dev, struct drm_crtc *crtc)
                 }
 
                 /* XXX: Handle the 100Mhz refclk */
-                i9xx_clock(96000, &clock);
+                intel_clock(96000, &clock);
         } else {
                 bool is_lvds = (pipe == 1) && (I915_READ(LVDS) & LVDS_PORT_EN);
 
@@ -1304,9 +1313,9 @@ static int intel_crtc_clock_get(struct drm_device *dev, struct drm_crtc *crtc)
                         if ((dpll & PLL_REF_INPUT_MASK) ==
                             PLLB_REF_INPUT_SPREADSPECTRUMIN) {
                                 /* XXX: might not be 66MHz */
-                                i8xx_clock(66000, &clock);
+                                intel_clock(66000, &clock);
                         } else
-                                i8xx_clock(48000, &clock);
+                                intel_clock(48000, &clock);
                 } else {
                         if (dpll & PLL_P1_DIVIDE_BY_TWO)
                                 clock.p1 = 2;
@@ -1319,7 +1328,7 @@ static int intel_crtc_clock_get(struct drm_device *dev, struct drm_crtc *crtc)
                         else
                                 clock.p2 = 2;
 
-                        i8xx_clock(48000, &clock);
+                        intel_clock(48000, &clock);
                 }
         }
 
@@ -1598,7 +1607,9 @@ intel_user_framebuffer_create(struct drm_device *dev,
 
         ret = intel_framebuffer_create(dev, mode_cmd, &fb, obj);
         if (ret) {
+                mutex_lock(&dev->struct_mutex);
                 drm_gem_object_unreference(obj);
+                mutex_unlock(&dev->struct_mutex);
                 return NULL;
         }
 
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index afd1217b8a02..b7f0ebe9f810 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -473,7 +473,7 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
         ret = intel_framebuffer_create(dev, &mode_cmd, &fb, fbo);
         if (ret) {
                 DRM_ERROR("failed to allocate fb.\n");
-                goto out_unref;
+                goto out_unpin;
         }
 
         list_add(&fb->filp_head, &dev->mode_config.fb_kernel_list);
@@ -484,7 +484,7 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
         info = framebuffer_alloc(sizeof(struct intelfb_par), device);
         if (!info) {
                 ret = -ENOMEM;
-                goto out_unref;
+                goto out_unpin;
         }
 
         par = info->par;
@@ -513,7 +513,7 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
                                        size);
         if (!info->screen_base) {
                 ret = -ENOSPC;
-                goto out_unref;
+                goto out_unpin;
         }
         info->screen_size = size;
 
@@ -608,6 +608,8 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
         mutex_unlock(&dev->struct_mutex);
         return 0;
 
+out_unpin:
+        i915_gem_object_unpin(fbo);
 out_unref:
         drm_gem_object_unreference(fbo);
         mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 6d4f91265354..0d211af98854 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -481,8 +481,6 @@ void intel_lvds_init(struct drm_device *dev)
                 if (dev_priv->panel_fixed_mode) {
                         dev_priv->panel_fixed_mode->type |=
                                 DRM_MODE_TYPE_PREFERRED;
-                        drm_mode_probed_add(connector,
-                                            dev_priv->panel_fixed_mode);
                         goto out;
                 }
         }
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index a30508b639ba..fbe6f3931b1b 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -193,7 +193,7 @@ static bool intel_sdvo_write_byte(struct intel_output *intel_output, int addr,
 
 #define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
 /** Mapping of command numbers to names, for debug output */
-const static struct _sdvo_cmd_name {
+static const struct _sdvo_cmd_name {
         u8 cmd;
         char *name;
 } sdvo_cmd_names[] = {
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index fbb35dc56f5c..56485d67369b 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -411,7 +411,7 @@ struct tv_mode {
  * These values account for -1s required.
  */
 
-const static struct tv_mode tv_modes[] = {
+static const struct tv_mode tv_modes[] = {
         {
                 .name           = "NTSC-M",
                 .clock          = 107520,
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index df4cf97e5d97..92965dbb3c14 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -557,8 +557,10 @@ static int radeon_do_engine_reset(struct drm_device * dev)
 }
 
 static void radeon_cp_init_ring_buffer(struct drm_device * dev,
-                                       drm_radeon_private_t * dev_priv)
+                                       drm_radeon_private_t *dev_priv,
+                                       struct drm_file *file_priv)
 {
+        struct drm_radeon_master_private *master_priv;
         u32 ring_start, cur_read_ptr;
         u32 tmp;
 
@@ -677,6 +679,14 @@ static void radeon_cp_init_ring_buffer(struct drm_device * dev,
         dev_priv->scratch[2] = 0;
         RADEON_WRITE(RADEON_LAST_CLEAR_REG, 0);
 
+        /* reset sarea copies of these */
+        master_priv = file_priv->master->driver_priv;
+        if (master_priv->sarea_priv) {
+                master_priv->sarea_priv->last_frame = 0;
+                master_priv->sarea_priv->last_dispatch = 0;
+                master_priv->sarea_priv->last_clear = 0;
+        }
+
         radeon_do_wait_for_idle(dev_priv);
 
         /* Sync everything up */
@@ -1215,7 +1225,7 @@ static int radeon_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
         }
 
         radeon_cp_load_microcode(dev_priv);
-        radeon_cp_init_ring_buffer(dev, dev_priv);
+        radeon_cp_init_ring_buffer(dev, dev_priv, file_priv);
 
         dev_priv->last_buf = 0;
 
@@ -1281,7 +1291,7 @@ static int radeon_do_cleanup_cp(struct drm_device * dev)
  *
  * Charl P. Botha <http://cpbotha.net>
  */
-static int radeon_do_resume_cp(struct drm_device * dev)
+static int radeon_do_resume_cp(struct drm_device *dev, struct drm_file *file_priv)
 {
         drm_radeon_private_t *dev_priv = dev->dev_private;
 
@@ -1304,7 +1314,7 @@ static int radeon_do_resume_cp(struct drm_device * dev)
         }
 
         radeon_cp_load_microcode(dev_priv);
-        radeon_cp_init_ring_buffer(dev, dev_priv);
+        radeon_cp_init_ring_buffer(dev, dev_priv, file_priv);
 
         radeon_do_engine_reset(dev);
         radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1);
@@ -1479,8 +1489,7 @@ int radeon_cp_idle(struct drm_device *dev, void *data, struct drm_file *file_pri
  */
 int radeon_cp_resume(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
-
-        return radeon_do_resume_cp(dev);
+        return radeon_do_resume_cp(dev, file_priv);
 }
 
 int radeon_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_priv)
diff --git a/drivers/lguest/Kconfig b/drivers/lguest/Kconfig
index 76f2b36881c3..a3d3cbab359a 100644
--- a/drivers/lguest/Kconfig
+++ b/drivers/lguest/Kconfig
@@ -1,6 +1,6 @@
 config LGUEST
         tristate "Linux hypervisor example code"
-        depends on X86_32 && EXPERIMENTAL && !X86_PAE && FUTEX && !X86_VOYAGER
+        depends on X86_32 && EXPERIMENTAL && !X86_PAE && FUTEX
         select HVC_DRIVER
         ---help---
           This is a very simple module which allows you to run
diff --git a/drivers/parport/parport_atari.c b/drivers/parport/parport_atari.c
index ad4cdd256137..0b28fccec03f 100644
--- a/drivers/parport/parport_atari.c
+++ b/drivers/parport/parport_atari.c
@@ -84,7 +84,7 @@ parport_atari_frob_control(struct parport *p, unsigned char mask,
 static unsigned char
 parport_atari_read_status(struct parport *p)
 {
-        return ((mfp.par_dt_reg & 1 ? 0 : PARPORT_STATUS_BUSY) |
+        return ((st_mfp.par_dt_reg & 1 ? 0 : PARPORT_STATUS_BUSY) |
                 PARPORT_STATUS_SELECT | PARPORT_STATUS_ERROR);
 }
 
@@ -193,9 +193,9 @@ static int __init parport_atari_init(void)
                 sound_ym.wd_data = sound_ym.rd_data_reg_sel | (1 << 5);
                 local_irq_restore(flags);
                 /* MFP port I0 as input. */
-                mfp.data_dir &= ~1;
+                st_mfp.data_dir &= ~1;
                 /* MFP port I0 interrupt on high->low edge. */
-                mfp.active_edge &= ~1;
+                st_mfp.active_edge &= ~1;
                 p = parport_register_port((unsigned long)&sound_ym.wd_data,
                                           IRQ_MFP_BUSY, PARPORT_DMA_NONE,
                                           &parport_atari_ops);
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index 65dc41540c62..45940f31fe9e 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -166,6 +166,7 @@ struct fujitsu_hotkey_t {
         struct platform_device *pf_device;
         struct kfifo *fifo;
         spinlock_t fifo_lock;
+        int rfkill_supported;
         int rfkill_state;
         int logolamp_registered;
         int kblamps_registered;
@@ -526,7 +527,7 @@ static ssize_t
 show_lid_state(struct device *dev,
                         struct device_attribute *attr, char *buf)
 {
-        if (fujitsu_hotkey->rfkill_state == UNSUPPORTED_CMD)
+        if (!(fujitsu_hotkey->rfkill_supported & 0x100))
                 return sprintf(buf, "unknown\n");
         if (fujitsu_hotkey->rfkill_state & 0x100)
                 return sprintf(buf, "open\n");
@@ -538,7 +539,7 @@ static ssize_t
 show_dock_state(struct device *dev,
                         struct device_attribute *attr, char *buf)
 {
-        if (fujitsu_hotkey->rfkill_state == UNSUPPORTED_CMD)
+        if (!(fujitsu_hotkey->rfkill_supported & 0x200))
                 return sprintf(buf, "unknown\n");
         if (fujitsu_hotkey->rfkill_state & 0x200)
                 return sprintf(buf, "docked\n");
@@ -550,7 +551,7 @@ static ssize_t
 show_radios_state(struct device *dev,
                         struct device_attribute *attr, char *buf)
 {
-        if (fujitsu_hotkey->rfkill_state == UNSUPPORTED_CMD)
+        if (!(fujitsu_hotkey->rfkill_supported & 0x20))
                 return sprintf(buf, "unknown\n");
         if (fujitsu_hotkey->rfkill_state & 0x20)
                 return sprintf(buf, "on\n");
@@ -928,8 +929,17 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
                 ; /* No action, result is discarded */
         vdbg_printk(FUJLAPTOP_DBG_INFO, "Discarded %i ringbuffer entries\n", i);
 
-        fujitsu_hotkey->rfkill_state =
-                call_fext_func(FUNC_RFKILL, 0x4, 0x0, 0x0);
+        fujitsu_hotkey->rfkill_supported =
+                call_fext_func(FUNC_RFKILL, 0x0, 0x0, 0x0);
+
+        /* Make sure our bitmask of supported functions is cleared if the
+           RFKILL function block is not implemented, like on the S7020. */
+        if (fujitsu_hotkey->rfkill_supported == UNSUPPORTED_CMD)
+                fujitsu_hotkey->rfkill_supported = 0;
+
+        if (fujitsu_hotkey->rfkill_supported)
+                fujitsu_hotkey->rfkill_state =
+                        call_fext_func(FUNC_RFKILL, 0x4, 0x0, 0x0);
 
         /* Suspect this is a keymap of the application panel, print it */
         printk(KERN_INFO "fujitsu-laptop: BTNI: [0x%x]\n",
@@ -1005,8 +1015,9 @@ static void acpi_fujitsu_hotkey_notify(acpi_handle handle, u32 event,
 
         input = fujitsu_hotkey->input;
 
-        fujitsu_hotkey->rfkill_state =
-                call_fext_func(FUNC_RFKILL, 0x4, 0x0, 0x0);
+        if (fujitsu_hotkey->rfkill_supported)
+                fujitsu_hotkey->rfkill_state =
+                        call_fext_func(FUNC_RFKILL, 0x4, 0x0, 0x0);
 
         switch (event) {
         case ACPI_FUJITSU_NOTIFY_CODE1:
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index a1a511bdec8c..ed1e728763a2 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -1573,9 +1573,6 @@ static int ibmvfc_queuecommand(struct scsi_cmnd *cmnd,
         vfc_cmd->resp_len = sizeof(vfc_cmd->rsp);
         vfc_cmd->cancel_key = (unsigned long)cmnd->device->hostdata;
         vfc_cmd->tgt_scsi_id = rport->port_id;
-        if ((rport->supported_classes & FC_COS_CLASS3) &&
-            (fc_host_supported_classes(vhost->host) & FC_COS_CLASS3))
-                vfc_cmd->flags = IBMVFC_CLASS_3_ERR;
         vfc_cmd->iu.xfer_len = scsi_bufflen(cmnd);
         int_to_scsilun(cmnd->device->lun, &vfc_cmd->iu.lun);
         memcpy(vfc_cmd->iu.cdb, cmnd->cmnd, cmnd->cmd_len);
@@ -3266,6 +3263,7 @@ static int ibmvfc_alloc_target(struct ibmvfc_host *vhost, u64 scsi_id)
                 return -ENOMEM;
         }
 
+        memset(tgt, 0, sizeof(*tgt));
         tgt->scsi_id = scsi_id;
         tgt->new_scsi_id = scsi_id;
         tgt->vhost = vhost;
@@ -3576,9 +3574,18 @@ static void ibmvfc_log_ae(struct ibmvfc_host *vhost, int events)
 static void ibmvfc_tgt_add_rport(struct ibmvfc_target *tgt)
 {
         struct ibmvfc_host *vhost = tgt->vhost;
-        struct fc_rport *rport;
+        struct fc_rport *rport = tgt->rport;
         unsigned long flags;
 
+        if (rport) {
+                tgt_dbg(tgt, "Setting rport roles\n");
+                fc_remote_port_rolechg(rport, tgt->ids.roles);
+                spin_lock_irqsave(vhost->host->host_lock, flags);
+                ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_NONE);
+                spin_unlock_irqrestore(vhost->host->host_lock, flags);
+                return;
+        }
+
         tgt_dbg(tgt, "Adding rport\n");
         rport = fc_remote_port_add(vhost->host, 0, &tgt->ids);
         spin_lock_irqsave(vhost->host->host_lock, flags);
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h
index 87dafd0f8d44..b21e071b9862 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.h
+++ b/drivers/scsi/ibmvscsi/ibmvfc.h
@@ -32,7 +32,7 @@
 #define IBMVFC_DRIVER_VERSION           "1.0.4"
 #define IBMVFC_DRIVER_DATE              "(November 14, 2008)"
 
-#define IBMVFC_DEFAULT_TIMEOUT  15
+#define IBMVFC_DEFAULT_TIMEOUT  60
 #define IBMVFC_INIT_TIMEOUT             120
 #define IBMVFC_MAX_REQUESTS_DEFAULT     100
 
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index 74d07d137dae..c9aa7611e408 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -432,6 +432,7 @@ static int map_sg_data(struct scsi_cmnd *cmd,
                                 sdev_printk(KERN_ERR, cmd->device,
                                             "Can't allocate memory "
                                             "for indirect table\n");
+                        scsi_dma_unmap(cmd);
                         return 0;
                 }
         }
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 257c24115de9..809d32d95c76 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -1998,6 +1998,8 @@ int iscsi_host_add(struct Scsi_Host *shost, struct device *pdev)
         if (!shost->can_queue)
                 shost->can_queue = ISCSI_DEF_XMIT_CMDS_MAX;
 
+        if (!shost->transportt->eh_timed_out)
+                shost->transportt->eh_timed_out = iscsi_eh_cmd_timed_out;
         return scsi_add_host(shost, pdev);
 }
 EXPORT_SYMBOL_GPL(iscsi_host_add);
@@ -2020,7 +2022,6 @@ struct Scsi_Host *iscsi_host_alloc(struct scsi_host_template *sht,
         shost = scsi_host_alloc(sht, sizeof(struct iscsi_host) + dd_data_size);
         if (!shost)
                 return NULL;
-        shost->transportt->eh_timed_out = iscsi_eh_cmd_timed_out;
 
         if (qdepth > ISCSI_MAX_CMD_PER_LUN || qdepth < 1) {
                 if (qdepth != 0)
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index a8f30bdaff69..a7302480bc4a 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -5258,6 +5258,7 @@ lpfc_send_els_event(struct lpfc_vport *vport,
                         sizeof(struct lpfc_name));
                 break;
         default:
+                kfree(els_data);
                 return;
         }
         memcpy(els_data->wwpn, &ndlp->nlp_portname, sizeof(struct lpfc_name));
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 33a3c13fd893..f4c57227ec18 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1265,13 +1265,6 @@ qla24xx_vport_delete(struct fc_vport *fc_vport)
             test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
                 msleep(1000);
 
-        if (ha->mqenable) {
-                if (qla25xx_delete_queues(vha, 0) != QLA_SUCCESS)
-                        qla_printk(KERN_WARNING, ha,
-                                "Queue delete failed.\n");
-                vha->req_ques[0] = ha->req_q_map[0]->id;
-        }
-
         qla24xx_disable_vp(vha);
 
         fc_remove_host(vha->host);
@@ -1293,6 +1286,12 @@ qla24xx_vport_delete(struct fc_vport *fc_vport)
                     vha->host_no, vha->vp_idx, vha));
         }
 
+        if (ha->mqenable) {
+                if (qla25xx_delete_queues(vha, 0) != QLA_SUCCESS)
+                        qla_printk(KERN_WARNING, ha,
+                                "Queue delete failed.\n");
+        }
+
         scsi_host_put(vha->host);
         qla_printk(KERN_INFO, ha, "vport %d deleted\n", id);
         return 0;
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 023ee77fb027..e0c5bb54b258 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2135,6 +2135,7 @@ struct qla_msix_entry {
 /* Work events.  */
 enum qla_work_type {
         QLA_EVT_AEN,
+        QLA_EVT_IDC_ACK,
 };
 
 
@@ -2149,6 +2150,10 @@ struct qla_work_evt {
                         enum fc_host_event_code code;
                         u32 data;
                 } aen;
+                struct {
+#define QLA_IDC_ACK_REGS        7
+                        uint16_t mb[QLA_IDC_ACK_REGS];
+                } idc_ack;
         } u;
 };
 
diff --git a/drivers/scsi/qla2xxx/qla_devtbl.h b/drivers/scsi/qla2xxx/qla_devtbl.h
index d78d35e681ab..d6ea69df7c5c 100644
--- a/drivers/scsi/qla2xxx/qla_devtbl.h
+++ b/drivers/scsi/qla2xxx/qla_devtbl.h
@@ -72,7 +72,7 @@ static char *qla2x00_model_name[QLA_MODEL_NAMES*2] = {
         "QLA2462",      "Sun PCI-X 2.0 to 4Gb FC, Dual Channel",        /* 0x141 */
         "QLE2460",      "Sun PCI-Express to 2Gb FC, Single Channel",    /* 0x142 */
         "QLE2462",      "Sun PCI-Express to 4Gb FC, Single Channel",    /* 0x143 */
-        "QEM2462"       "Server I/O Module 4Gb FC, Dual Channel",       /* 0x144 */
+        "QEM2462",      "Server I/O Module 4Gb FC, Dual Channel",       /* 0x144 */
         "QLE2440",      "PCI-Express to 4Gb FC, Single Channel",        /* 0x145 */
         "QLE2464",      "PCI-Express to 4Gb FC, Quad Channel",          /* 0x146 */
         "QLA2440",      "PCI-X 2.0 to 4Gb FC, Single Channel",          /* 0x147 */
diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h
index 7abb045a0410..ffff42554087 100644
--- a/drivers/scsi/qla2xxx/qla_fw.h
+++ b/drivers/scsi/qla2xxx/qla_fw.h
@@ -1402,6 +1402,8 @@ struct access_chip_rsp_84xx {
 #define MBA_IDC_NOTIFY          0x8101
 #define MBA_IDC_TIME_EXT        0x8102
 
+#define MBC_IDC_ACK             0x101
+
 struct nvram_81xx {
         /* NVRAM header. */
         uint8_t id[4];
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index a336b4bc81a7..6de283f8f111 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -72,6 +72,7 @@ extern int qla2x00_loop_reset(scsi_qla_host_t *);
 extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);
 extern int qla2x00_post_aen_work(struct scsi_qla_host *, enum
     fc_host_event_code, u32);
+extern int qla2x00_post_idc_ack_work(struct scsi_qla_host *, uint16_t *);
 
 extern void qla2x00_abort_fcport_cmds(fc_port_t *);
 extern struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *,
@@ -266,6 +267,8 @@ qla2x00_set_idma_speed(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t *);
 
 extern int qla84xx_verify_chip(struct scsi_qla_host *, uint16_t *);
 
+extern int qla81xx_idc_ack(scsi_qla_host_t *, uint16_t *);
+
 /*
  * Global Function Prototypes in qla_isr.c source file.
  */
@@ -376,10 +379,8 @@ extern int qla2x00_dfs_remove(scsi_qla_host_t *);
 
 /* Globa function prototypes for multi-q */
 extern int qla25xx_request_irq(struct rsp_que *);
-extern int qla25xx_init_req_que(struct scsi_qla_host *, struct req_que *,
-        uint8_t);
-extern int qla25xx_init_rsp_que(struct scsi_qla_host *, struct rsp_que *,
-        uint8_t);
+extern int qla25xx_init_req_que(struct scsi_qla_host *, struct req_que *);
+extern int qla25xx_init_rsp_que(struct scsi_qla_host *, struct rsp_que *);
 extern int qla25xx_create_req_que(struct qla_hw_data *, uint16_t, uint8_t,
         uint16_t, uint8_t, uint8_t);
 extern int qla25xx_create_rsp_que(struct qla_hw_data *, uint16_t, uint8_t,
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index f6368a1d3021..986501759ad4 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -1226,9 +1226,8 @@ qla24xx_config_rings(struct scsi_qla_host *vha)
                         icb->firmware_options_2 |=
                                 __constant_cpu_to_le32(BIT_18);
 
-                icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_22);
+                icb->firmware_options_2 &= __constant_cpu_to_le32(~BIT_22);
                 icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23);
-                ha->rsp_q_map[0]->options = icb->firmware_options_2;
 
                 WRT_REG_DWORD(&reg->isp25mq.req_q_in, 0);
                 WRT_REG_DWORD(&reg->isp25mq.req_q_out, 0);
@@ -3493,7 +3492,7 @@ qla25xx_init_queues(struct qla_hw_data *ha)
                 rsp = ha->rsp_q_map[i];
                 if (rsp) {
                         rsp->options &= ~BIT_0;
-                        ret = qla25xx_init_rsp_que(base_vha, rsp, rsp->options);
+                        ret = qla25xx_init_rsp_que(base_vha, rsp);
                         if (ret != QLA_SUCCESS)
                                 DEBUG2_17(printk(KERN_WARNING
                                         "%s Rsp que:%d init failed\n", __func__,
@@ -3507,7 +3506,7 @@ qla25xx_init_queues(struct qla_hw_data *ha)
                 if (req) {
                 /* Clear outstanding commands array. */
                         req->options &= ~BIT_0;
-                        ret = qla25xx_init_req_que(base_vha, req, req->options);
+                        ret = qla25xx_init_req_que(base_vha, req);
                         if (ret != QLA_SUCCESS)
                                 DEBUG2_17(printk(KERN_WARNING
                                         "%s Req que:%d init failed\n", __func__,
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index e28ad81baf1e..f250e5b7897c 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -266,6 +266,40 @@ qla2x00_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0)
         }
 }
 
+static void
+qla81xx_idc_event(scsi_qla_host_t *vha, uint16_t aen, uint16_t descr)
+{
+        static char *event[] =
+                { "Complete", "Request Notification", "Time Extension" };
+        int rval;
+        struct device_reg_24xx __iomem *reg24 = &vha->hw->iobase->isp24;
+        uint16_t __iomem *wptr;
+        uint16_t cnt, timeout, mb[QLA_IDC_ACK_REGS];
+
+        /* Seed data -- mailbox1 -> mailbox7. */
+        wptr = (uint16_t __iomem *)&reg24->mailbox1;
+        for (cnt = 0; cnt < QLA_IDC_ACK_REGS; cnt++, wptr++)
+                mb[cnt] = RD_REG_WORD(wptr);
+
+        DEBUG2(printk("scsi(%ld): Inter-Driver Commucation %s -- "
+            "%04x %04x %04x %04x %04x %04x %04x.\n", vha->host_no,
+            event[aen & 0xff],
+            mb[0], mb[1], mb[2], mb[3], mb[4], mb[5], mb[6]));
+
+        /* Acknowledgement needed? [Notify && non-zero timeout]. */
+        timeout = (descr >> 8) & 0xf;
+        if (aen != MBA_IDC_NOTIFY || !timeout)
+                return;
+
+        DEBUG2(printk("scsi(%ld): Inter-Driver Commucation %s -- "
+            "ACK timeout=%d.\n", vha->host_no, event[aen & 0xff], timeout));
+
+        rval = qla2x00_post_idc_ack_work(vha, mb);
+        if (rval != QLA_SUCCESS)
+                qla_printk(KERN_WARNING, vha->hw,
+                    "IDC failed to post ACK.\n");
+}
+
 /**
  * qla2x00_async_event() - Process aynchronous events.
  * @ha: SCSI driver HA context
@@ -714,21 +748,9 @@ skip_rio:
                     "%04x %04x %04x\n", vha->host_no, mb[1], mb[2], mb[3]));
                 break;
         case MBA_IDC_COMPLETE:
-                DEBUG2(printk("scsi(%ld): Inter-Driver Commucation "
-                    "Complete -- %04x %04x %04x\n", vha->host_no, mb[1], mb[2],
-                    mb[3]));
-                break;
         case MBA_IDC_NOTIFY:
-                DEBUG2(printk("scsi(%ld): Inter-Driver Commucation "
-                    "Request Notification -- %04x %04x %04x\n", vha->host_no,
-                    mb[1], mb[2], mb[3]));
-                /**** Mailbox registers 4 - 7 valid!!! */
-                break;
         case MBA_IDC_TIME_EXT:
-                DEBUG2(printk("scsi(%ld): Inter-Driver Commucation "
-                    "Time Extension -- %04x %04x %04x\n", vha->host_no, mb[1],
-                    mb[2], mb[3]));
-                /**** Mailbox registers 4 - 7 valid!!! */
+                qla81xx_idc_event(vha, mb[0], mb[1]);
                 break;
         }
 
@@ -1707,7 +1729,6 @@ qla25xx_msix_rsp_q(int irq, void *dev_id)
         struct qla_hw_data *ha;
         struct rsp_que *rsp;
         struct device_reg_24xx __iomem *reg;
-        uint16_t msix_disabled_hccr = 0;
 
         rsp = (struct rsp_que *) dev_id;
         if (!rsp) {
@@ -1720,17 +1741,8 @@ qla25xx_msix_rsp_q(int irq, void *dev_id)
 
         spin_lock_irq(&ha->hardware_lock);
 
-        msix_disabled_hccr = rsp->options;
-        if (!rsp->id)
-                msix_disabled_hccr &= __constant_cpu_to_le32(BIT_22);
-        else
-                msix_disabled_hccr &= __constant_cpu_to_le32(BIT_6);
-
         qla24xx_process_response_queue(rsp);
 
-        if (!msix_disabled_hccr)
-                WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
-
         spin_unlock_irq(&ha->hardware_lock);
 
         return IRQ_HANDLED;
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index f94ffbb98e95..4c7504cb3990 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -3090,8 +3090,7 @@ verify_done:
 }
 
 int
-qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req,
-        uint8_t options)
+qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req)
 {
         int rval;
         unsigned long flags;
@@ -3101,7 +3100,7 @@ qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req,
         struct qla_hw_data *ha = vha->hw;
 
         mcp->mb[0] = MBC_INITIALIZE_MULTIQ;
-        mcp->mb[1] = options;
+        mcp->mb[1] = req->options;
         mcp->mb[2] = MSW(LSD(req->dma));
         mcp->mb[3] = LSW(LSD(req->dma));
         mcp->mb[6] = MSW(MSD(req->dma));
@@ -3128,7 +3127,7 @@ qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req,
         mcp->tov = 60;
 
         spin_lock_irqsave(&ha->hardware_lock, flags);
-        if (!(options & BIT_0)) {
+        if (!(req->options & BIT_0)) {
                 WRT_REG_DWORD(&reg->req_q_in, 0);
                 WRT_REG_DWORD(&reg->req_q_out, 0);
         }
@@ -3142,8 +3141,7 @@ qla25xx_init_req_que(struct scsi_qla_host *vha, struct req_que *req,
 }
 
 int
-qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp,
-        uint8_t options)
+qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp)
 {
         int rval;
         unsigned long flags;
@@ -3153,7 +3151,7 @@ qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp,
         struct qla_hw_data *ha = vha->hw;
 
         mcp->mb[0] = MBC_INITIALIZE_MULTIQ;
-        mcp->mb[1] = options;
+        mcp->mb[1] = rsp->options;
         mcp->mb[2] = MSW(LSD(rsp->dma));
         mcp->mb[3] = LSW(LSD(rsp->dma));
         mcp->mb[6] = MSW(MSD(rsp->dma));
@@ -3178,7 +3176,7 @@ qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp,
         mcp->tov = 60;
 
         spin_lock_irqsave(&ha->hardware_lock, flags);
-        if (!(options & BIT_0)) {
+        if (!(rsp->options & BIT_0)) {
                 WRT_REG_DWORD(&reg->rsp_q_out, 0);
                 WRT_REG_DWORD(&reg->rsp_q_in, 0);
         }
@@ -3193,3 +3191,29 @@ qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp,
         return rval;
 }
 
+int
+qla81xx_idc_ack(scsi_qla_host_t *vha, uint16_t *mb)
+{
+        int rval;
+        mbx_cmd_t mc;
+        mbx_cmd_t *mcp = &mc;
+
+        DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
+
+        mcp->mb[0] = MBC_IDC_ACK;
+        memcpy(&mcp->mb[1], mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
+        mcp->out_mb = MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
+        mcp->in_mb = MBX_0;
+        mcp->tov = MBX_TOV_SECONDS;
+        mcp->flags = 0;
+        rval = qla2x00_mailbox_command(vha, mcp);
+
+        if (rval != QLA_SUCCESS) {
+                DEBUG2_3_11(printk("%s(%ld): failed=%x (%x).\n", __func__,
+                    vha->host_no, rval, mcp->mb[0]));
+        } else {
+                DEBUG11(printk("%s(%ld): done.\n", __func__, vha->host_no));
+        }
+
+        return rval;
+}
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index f53179c46423..3f23932210c4 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -396,7 +396,7 @@ qla24xx_create_vhost(struct fc_vport *fc_vport)
 
         qla2x00_start_timer(vha, qla2x00_timer, WATCH_INTERVAL);
 
-        memset(vha->req_ques, 0, sizeof(vha->req_ques) * QLA_MAX_HOST_QUES);
+        memset(vha->req_ques, 0, sizeof(vha->req_ques));
         vha->req_ques[0] = ha->req_q_map[0]->id;
         host->can_queue = ha->req_q_map[0]->length + 128;
         host->this_id = 255;
@@ -471,7 +471,7 @@ qla25xx_delete_req_que(struct scsi_qla_host *vha, struct req_que *req)
 
         if (req) {
                 req->options |= BIT_0;
-                ret = qla25xx_init_req_que(vha, req, req->options);
+                ret = qla25xx_init_req_que(vha, req);
         }
         if (ret == QLA_SUCCESS)
                 qla25xx_free_req_que(vha, req);
@@ -486,7 +486,7 @@ qla25xx_delete_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp)
 
         if (rsp) {
                 rsp->options |= BIT_0;
-                ret = qla25xx_init_rsp_que(vha, rsp, rsp->options);
+                ret = qla25xx_init_rsp_que(vha, rsp);
         }
         if (ret == QLA_SUCCESS)
                 qla25xx_free_rsp_que(vha, rsp);
@@ -502,7 +502,7 @@ int qla25xx_update_req_que(struct scsi_qla_host *vha, uint8_t que, uint8_t qos)
 
         req->options |= BIT_3;
         req->qos = qos;
-        ret = qla25xx_init_req_que(vha, req, req->options);
+        ret = qla25xx_init_req_que(vha, req);
         if (ret != QLA_SUCCESS)
                 DEBUG2_17(printk(KERN_WARNING "%s failed\n", __func__));
         /* restore options bit */
@@ -632,7 +632,7 @@ qla25xx_create_req_que(struct qla_hw_data *ha, uint16_t options,
         req->max_q_depth = ha->req_q_map[0]->max_q_depth;
         mutex_unlock(&ha->vport_lock);
 
-        ret = qla25xx_init_req_que(base_vha, req, options);
+        ret = qla25xx_init_req_que(base_vha, req);
         if (ret != QLA_SUCCESS) {
                 qla_printk(KERN_WARNING, ha, "%s failed\n", __func__);
                 mutex_lock(&ha->vport_lock);
@@ -710,7 +710,7 @@ qla25xx_create_rsp_que(struct qla_hw_data *ha, uint16_t options,
         if (ret)
                 goto que_failed;
 
-        ret = qla25xx_init_rsp_que(base_vha, rsp, options);
+        ret = qla25xx_init_rsp_que(base_vha, rsp);
         if (ret != QLA_SUCCESS) {
                 qla_printk(KERN_WARNING, ha, "%s failed\n", __func__);
                 mutex_lock(&ha->vport_lock);
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index c11f872d3e10..2f5f72531e23 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -2522,6 +2522,19 @@ qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
         return qla2x00_post_work(vha, e, 1);
 }
 
+int
+qla2x00_post_idc_ack_work(struct scsi_qla_host *vha, uint16_t *mb)
+{
+        struct qla_work_evt *e;
+
+        e = qla2x00_alloc_work(vha, QLA_EVT_IDC_ACK, 1);
+        if (!e)
+                return QLA_FUNCTION_FAILED;
+
+        memcpy(e->u.idc_ack.mb, mb, QLA_IDC_ACK_REGS * sizeof(uint16_t));
+        return qla2x00_post_work(vha, e, 1);
+}
+
 static void
 qla2x00_do_work(struct scsi_qla_host *vha)
 {
@@ -2539,6 +2552,9 @@ qla2x00_do_work(struct scsi_qla_host *vha)
                         fc_host_post_event(vha->host, fc_get_event_number(),
                             e->u.aen.code, e->u.aen.data);
                         break;
+                case QLA_EVT_IDC_ACK:
+                        qla81xx_idc_ack(vha, e->u.idc_ack.mb);
+                        break;
                 }
                 if (e->flags & QLA_EVT_FLAG_FREE)
                         kfree(e);
diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c
index 9c3b694c049d..284827926eff 100644
--- a/drivers/scsi/qla2xxx/qla_sup.c
+++ b/drivers/scsi/qla2xxx/qla_sup.c
@@ -684,7 +684,7 @@ qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr)
                     "end=0x%x size=0x%x.\n", le32_to_cpu(region->code), start,
                     le32_to_cpu(region->end) >> 2, le32_to_cpu(region->size)));
 
-                switch (le32_to_cpu(region->code)) {
+                switch (le32_to_cpu(region->code) & 0xff) {
                 case FLT_REG_FW:
                         ha->flt_region_fw = start;
                         break;
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index cfa4c11a4797..79f7053da99b 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
 /*
  * Driver version
  */
-#define QLA2XXX_VERSION      "8.03.00-k2"
+#define QLA2XXX_VERSION      "8.03.00-k3"
 
 #define QLA_DRIVER_MAJOR_VER    8
 #define QLA_DRIVER_MINOR_VER    3
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 66505bb79410..8f4de20c9deb 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -317,6 +317,7 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget,
         return sdev;
 
 out_device_destroy:
+        scsi_device_set_state(sdev, SDEV_DEL);
         transport_destroy_device(&sdev->sdev_gendev);
         put_device(&sdev->sdev_gendev);
 out:
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 8f0bd3f7a59f..516925d8b570 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1078,7 +1078,7 @@ sg_ioctl(struct inode *inode, struct file *filp,
         case BLKTRACESETUP:
                 return blk_trace_setup(sdp->device->request_queue,
                                        sdp->disk->disk_name,
-                                       sdp->device->sdev_gendev.devt,
+                                       MKDEV(SCSI_GENERIC_MAJOR, sdp->index),
                                        (char *)arg);
         case BLKTRACESTART:
                 return blk_trace_startstop(sdp->device->request_queue, 1);
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 0d934bfbdd9b..b4b39811b445 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -2083,6 +2083,20 @@ static int serial8250_startup(struct uart_port *port)
 
         serial8250_set_mctrl(&up->port, up->port.mctrl);
 
+        /* Serial over Lan (SoL) hack:
+           Intel 8257x Gigabit ethernet chips have a
+           16550 emulation, to be used for Serial Over Lan.
+           Those chips take a longer time than a normal
+           serial device to signalize that a transmission
+           data was queued. Due to that, the above test generally
+           fails. One solution would be to delay the reading of
+           iir. However, this is not reliable, since the timeout
+           is variable. So, let's just don't test if we receive
+           TX irq. This way, we'll never enable UART_BUG_TXEN.
+         */
+        if (up->port.flags & UPF_NO_TXEN_TEST)
+                goto dont_test_tx_en;
+
         /*
          * Do a quick test to see if we receive an
          * interrupt when we enable the TX irq.
@@ -2102,6 +2116,7 @@ static int serial8250_startup(struct uart_port *port)
                 up->bugs &= ~UART_BUG_TXEN;
         }
 
+dont_test_tx_en:
         spin_unlock_irqrestore(&up->port.lock, flags);
 
         /*
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index 536d8e510f66..533f82025adf 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -798,6 +798,21 @@ pci_default_setup(struct serial_private *priv,
         return setup_port(priv, port, bar, offset, board->reg_shift);
 }
 
+static int skip_tx_en_setup(struct serial_private *priv,
+                        const struct pciserial_board *board,
+                        struct uart_port *port, int idx)
+{
+        port->flags |= UPF_NO_TXEN_TEST;
+        printk(KERN_DEBUG "serial8250: skipping TxEn test for device "
+                          "[%04x:%04x] subsystem [%04x:%04x]\n",
+                          priv->dev->vendor,
+                          priv->dev->device,
+                          priv->dev->subsystem_vendor,
+                          priv->dev->subsystem_device);
+
+        return pci_default_setup(priv, board, port, idx);
+}
+
 /* This should be in linux/pci_ids.h */
 #define PCI_VENDOR_ID_SBSMODULARIO      0x124B
 #define PCI_SUBVENDOR_ID_SBSMODULARIO   0x124B
@@ -864,6 +879,27 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
                 .init           = pci_inteli960ni_init,
                 .setup          = pci_default_setup,
         },
+        {
+                .vendor         = PCI_VENDOR_ID_INTEL,
+                .device         = PCI_DEVICE_ID_INTEL_8257X_SOL,
+                .subvendor      = PCI_ANY_ID,
+                .subdevice      = PCI_ANY_ID,
+                .setup          = skip_tx_en_setup,
+        },
+        {
+                .vendor         = PCI_VENDOR_ID_INTEL,
+                .device         = PCI_DEVICE_ID_INTEL_82573L_SOL,
+                .subvendor      = PCI_ANY_ID,
+                .subdevice      = PCI_ANY_ID,
+                .setup          = skip_tx_en_setup,
+        },
+        {
+                .vendor         = PCI_VENDOR_ID_INTEL,
+                .device         = PCI_DEVICE_ID_INTEL_82573E_SOL,
+                .subvendor      = PCI_ANY_ID,
+                .subdevice      = PCI_ANY_ID,
+                .setup          = skip_tx_en_setup,
+        },
         /*
          * ITE
          */
diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c
index 8058572a7428..018850c116c6 100644
--- a/drivers/video/atafb.c
+++ b/drivers/video/atafb.c
@@ -841,7 +841,7 @@ static int tt_detect(void)
                 tt_dmasnd.ctrl = DMASND_CTRL_OFF;
                 udelay(20);             /* wait a while for things to settle down */
         }
-        mono_moni = (mfp.par_dt_reg & 0x80) == 0;
+        mono_moni = (st_mfp.par_dt_reg & 0x80) == 0;
 
         tt_get_par(&par);
         tt_encode_var(&atafb_predefined[0], &par);
@@ -2035,7 +2035,7 @@ static int stste_detect(void)
                 tt_dmasnd.ctrl = DMASND_CTRL_OFF;
                 udelay(20);             /* wait a while for things to settle down */
         }
-        mono_moni = (mfp.par_dt_reg & 0x80) == 0;
+        mono_moni = (st_mfp.par_dt_reg & 0x80) == 0;
 
         stste_get_par(&par);
         stste_encode_var(&atafb_predefined[0], &par);
@@ -2086,20 +2086,20 @@ static void st_ovsc_switch(void)
                 return;
         local_irq_save(flags);
 
-        mfp.tim_ct_b = 0x10;
-        mfp.active_edge |= 8;
-        mfp.tim_ct_b = 0;
-        mfp.tim_dt_b = 0xf0;
-        mfp.tim_ct_b = 8;
-        while (mfp.tim_dt_b > 1)        /* TOS does it this way, don't ask why */
+        st_mfp.tim_ct_b = 0x10;
+        st_mfp.active_edge |= 8;
+        st_mfp.tim_ct_b = 0;
+        st_mfp.tim_dt_b = 0xf0;
+        st_mfp.tim_ct_b = 8;
+        while (st_mfp.tim_dt_b > 1)     /* TOS does it this way, don't ask why */
                 ;
-        new = mfp.tim_dt_b;
+        new = st_mfp.tim_dt_b;
         do {
                 udelay(LINE_DELAY);
                 old = new;
-                new = mfp.tim_dt_b;
+                new = st_mfp.tim_dt_b;
         } while (old != new);
-        mfp.tim_ct_b = 0x10;
+        st_mfp.tim_ct_b = 0x10;
         udelay(SYNC_DELAY);
 
         if (atari_switches & ATARI_SWITCH_OVSC_IKBD)
diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c
index e6e299feb51b..2181ce4d7ebd 100644
--- a/drivers/video/aty/aty128fb.c
+++ b/drivers/video/aty/aty128fb.c
@@ -2365,7 +2365,6 @@ static void fbcon_aty128_bmove(struct display *p, int sy, int sx, int dy, int dx
 static void aty128_set_suspend(struct aty128fb_par *par, int suspend)
 {
         u32     pmgt;
-        u16     pwr_command;
         struct pci_dev *pdev = par->pdev;
 
         if (!par->pm_reg)
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index e7e83b65c18f..3ccd348d112d 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -45,6 +45,13 @@ static int xen_suspend(void *data)
                        err);
                 return err;
         }
+        err = sysdev_suspend(PMSG_SUSPEND);
+        if (err) {
+                printk(KERN_ERR "xen_suspend: sysdev_suspend failed: %d\n",
+                        err);
+                device_power_up(PMSG_RESUME);
+                return err;
+        }
 
         xen_mm_pin_all();
         gnttab_suspend();
@@ -61,6 +68,7 @@ static int xen_suspend(void *data)
         gnttab_resume();
         xen_mm_unpin_all();
 
+        sysdev_resume();
         device_power_up(PMSG_RESUME);
 
         if (!*cancelled) {