[SCSI] Merge branch 'linus'

Conflicts:
	drivers/message/fusion/mptsas.c

fixed up conflict between req->data_len accessors and mptsas driver updates.

Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

24 files changed, 602 insertions, 137 deletions

diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 4cd35d8fd799..f5d46e7199d4 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -67,12 +67,18 @@ config DRM_I830
           will load the correct one.
 
 config DRM_I915
+        tristate "i915 driver"
         select FB_CFB_FILLRECT
         select FB_CFB_COPYAREA
         select FB_CFB_IMAGEBLIT
         select FB
         select FRAMEBUFFER_CONSOLE if !EMBEDDED
-        tristate "i915 driver"
+        # i915 depends on ACPI_VIDEO when ACPI is enabled
+        # but for select to work, need to select ACPI_VIDEO's dependencies, ick
+        select VIDEO_OUTPUT_CONTROL if ACPI
+        select BACKLIGHT_CLASS_DEVICE if ACPI
+        select INPUT if ACPI
+        select ACPI_VIDEO if ACPI
         help
           Choose this option if you have a system that has Intel 830M, 845G,
           852GM, 855GM 865G or 915G integrated graphics.  If M is selected, the
@@ -84,12 +90,6 @@ config DRM_I915
 config DRM_I915_KMS
         bool "Enable modesetting on intel by default"
         depends on DRM_I915
-        # i915 KMS depends on ACPI_VIDEO when ACPI is enabled
-        # but for select to work, need to select ACPI_VIDEO's dependencies, ick
-        select VIDEO_OUTPUT_CONTROL if ACPI
-        select BACKLIGHT_CLASS_DEVICE if ACPI
-        select INPUT if ACPI
-        select ACPI_VIDEO if ACPI
         help
           Choose this option if you want kernel modesetting enabled by default,
           and you have a new enough userspace to support this. Running old
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index 6d80d17f1e96..0411d912d82a 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -170,6 +170,14 @@ static int drm_addmap_core(struct drm_device * dev, resource_size_t offset,
         }
         DRM_DEBUG("offset = 0x%08llx, size = 0x%08lx, type = %d\n",
                   (unsigned long long)map->offset, map->size, map->type);
+
+        /* page-align _DRM_SHM maps. They are allocated here so there is no security
+         * hole created by that and it works around various broken drivers that use
+         * a non-aligned quantity to map the SAREA. --BenH
+         */
+        if (map->type == _DRM_SHM)
+                map->size = PAGE_ALIGN(map->size);
+
         if ((map->offset & (~(resource_size_t)PAGE_MASK)) || (map->size & (~PAGE_MASK))) {
                 drm_free(map, sizeof(*map), DRM_MEM_MAPS);
                 return -EINVAL;
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 94a768871734..8fab7890a363 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -2294,7 +2294,12 @@ int drm_mode_connector_property_set_ioctl(struct drm_device *dev,
                 }
         }
 
-        if (connector->funcs->set_property)
+        /* Do DPMS ourselves */
+        if (property == connector->dev->mode_config.dpms_property) {
+                if (connector->funcs->dpms)
+                        (*connector->funcs->dpms)(connector, (int) out_resp->value);
+                ret = 0;
+        } else if (connector->funcs->set_property)
                 ret = connector->funcs->set_property(connector, property, out_resp->value);
 
         /* store the property value if succesful */
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 45890447feec..a6f73f1e99d9 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -199,6 +199,29 @@ static void drm_helper_add_std_modes(struct drm_device *dev,
 }
 
 /**
+ * drm_helper_encoder_in_use - check if a given encoder is in use
+ * @encoder: encoder to check
+ *
+ * LOCKING:
+ * Caller must hold mode config lock.
+ *
+ * Walk @encoders's DRM device's mode_config and see if it's in use.
+ *
+ * RETURNS:
+ * True if @encoder is part of the mode_config, false otherwise.
+ */
+bool drm_helper_encoder_in_use(struct drm_encoder *encoder)
+{
+        struct drm_connector *connector;
+        struct drm_device *dev = encoder->dev;
+        list_for_each_entry(connector, &dev->mode_config.connector_list, head)
+                if (connector->encoder == encoder)
+                        return true;
+        return false;
+}
+EXPORT_SYMBOL(drm_helper_encoder_in_use);
+
+/**
  * drm_helper_crtc_in_use - check if a given CRTC is in a mode_config
  * @crtc: CRTC to check
  *
@@ -216,7 +239,7 @@ bool drm_helper_crtc_in_use(struct drm_crtc *crtc)
         struct drm_device *dev = crtc->dev;
         /* FIXME: Locking around list access? */
         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
-                if (encoder->crtc == crtc)
+                if (encoder->crtc == crtc && drm_helper_encoder_in_use(encoder))
                         return true;
         return false;
 }
@@ -240,7 +263,7 @@ void drm_helper_disable_unused_functions(struct drm_device *dev)
 
         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
                 encoder_funcs = encoder->helper_private;
-                if (!encoder->crtc)
+                if (!drm_helper_encoder_in_use(encoder))
                         (*encoder_funcs->dpms)(encoder, DRM_MODE_DPMS_OFF);
         }
 
@@ -935,6 +958,88 @@ bool drm_helper_initial_config(struct drm_device *dev)
 }
 EXPORT_SYMBOL(drm_helper_initial_config);
 
+static int drm_helper_choose_encoder_dpms(struct drm_encoder *encoder)
+{
+        int dpms = DRM_MODE_DPMS_OFF;
+        struct drm_connector *connector;
+        struct drm_device *dev = encoder->dev;
+
+        list_for_each_entry(connector, &dev->mode_config.connector_list, head)
+                if (connector->encoder == encoder)
+                        if (connector->dpms < dpms)
+                                dpms = connector->dpms;
+        return dpms;
+}
+
+static int drm_helper_choose_crtc_dpms(struct drm_crtc *crtc)
+{
+        int dpms = DRM_MODE_DPMS_OFF;
+        struct drm_connector *connector;
+        struct drm_device *dev = crtc->dev;
+
+        list_for_each_entry(connector, &dev->mode_config.connector_list, head)
+                if (connector->encoder && connector->encoder->crtc == crtc)
+                        if (connector->dpms < dpms)
+                                dpms = connector->dpms;
+        return dpms;
+}
+
+/**
+ * drm_helper_connector_dpms
+ * @connector affected connector
+ * @mode DPMS mode
+ *
+ * Calls the low-level connector DPMS function, then
+ * calls appropriate encoder and crtc DPMS functions as well
+ */
+void drm_helper_connector_dpms(struct drm_connector *connector, int mode)
+{
+        struct drm_encoder *encoder = connector->encoder;
+        struct drm_crtc *crtc = encoder ? encoder->crtc : NULL;
+        int old_dpms;
+
+        if (mode == connector->dpms)
+                return;
+
+        old_dpms = connector->dpms;
+        connector->dpms = mode;
+
+        /* from off to on, do crtc then encoder */
+        if (mode < old_dpms) {
+                if (crtc) {
+                        struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+                        if (crtc_funcs->dpms)
+                                (*crtc_funcs->dpms) (crtc,
+                                                     drm_helper_choose_crtc_dpms(crtc));
+                }
+                if (encoder) {
+                        struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
+                        if (encoder_funcs->dpms)
+                                (*encoder_funcs->dpms) (encoder,
+                                                        drm_helper_choose_encoder_dpms(encoder));
+                }
+        }
+
+        /* from on to off, do encoder then crtc */
+        if (mode > old_dpms) {
+                if (encoder) {
+                        struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
+                        if (encoder_funcs->dpms)
+                                (*encoder_funcs->dpms) (encoder,
+                                                        drm_helper_choose_encoder_dpms(encoder));
+                }
+                if (crtc) {
+                        struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+                        if (crtc_funcs->dpms)
+                                (*crtc_funcs->dpms) (crtc,
+                                                     drm_helper_choose_crtc_dpms(crtc));
+                }
+        }
+
+        return;
+}
+EXPORT_SYMBOL(drm_helper_connector_dpms);
+
 /**
  * drm_hotplug_stage_two
  * @dev DRM device
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index f01def16a669..019b7c578236 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -481,7 +481,7 @@ int drm_ioctl(struct inode *inode, struct file *filp,
                 }
                 retcode = func(dev, kdata, file_priv);
 
-                if ((retcode == 0) && (cmd & IOC_OUT)) {
+                if (cmd & IOC_OUT) {
                         if (copy_to_user((void __user *)arg, kdata,
                                          _IOC_SIZE(cmd)) != 0)
                                 retcode = -EFAULT;
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index ca9c61656714..6f6b26479d82 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -289,6 +289,11 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
         struct drm_display_mode *mode;
         struct detailed_pixel_timing *pt = &timing->data.pixel_data;
 
+        /* ignore tiny modes */
+        if (((pt->hactive_hi << 8) | pt->hactive_lo) < 64 ||
+            ((pt->vactive_hi << 8) | pt->hactive_lo) < 64)
+                return NULL;
+
         if (pt->stereo) {
                 printk(KERN_WARNING "stereo mode not supported\n");
                 return NULL;
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 93e677a481f5..fc8e5acd9d9a 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -196,6 +196,7 @@ int drm_irq_install(struct drm_device *dev)
 {
         int ret = 0;
         unsigned long sh_flags = 0;
+        char *irqname;
 
         if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ))
                 return -EINVAL;
@@ -227,8 +228,13 @@ int drm_irq_install(struct drm_device *dev)
         if (drm_core_check_feature(dev, DRIVER_IRQ_SHARED))
                 sh_flags = IRQF_SHARED;
 
+        if (dev->devname)
+                irqname = dev->devname;
+        else
+                irqname = dev->driver->name;
+
         ret = request_irq(drm_dev_to_irq(dev), dev->driver->irq_handler,
-                          sh_flags, dev->devname, dev);
+                          sh_flags, irqname, dev);
 
         if (ret < 0) {
                 mutex_lock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c
index 8f9372921f82..9987ab880835 100644
--- a/drivers/gpu/drm/drm_sysfs.c
+++ b/drivers/gpu/drm/drm_sysfs.c
@@ -147,7 +147,7 @@ static ssize_t status_show(struct device *device,
         enum drm_connector_status status;
 
         status = connector->funcs->detect(connector);
-        return snprintf(buf, PAGE_SIZE, "%s",
+        return snprintf(buf, PAGE_SIZE, "%s\n",
                         drm_get_connector_status_name(status));
 }
 
@@ -166,7 +166,7 @@ static ssize_t dpms_show(struct device *device,
         if (ret)
                 return 0;
 
-        return snprintf(buf, PAGE_SIZE, "%s",
+        return snprintf(buf, PAGE_SIZE, "%s\n",
                         drm_get_dpms_name((int)dpms_status));
 }
 
@@ -176,7 +176,7 @@ static ssize_t enabled_show(struct device *device,
 {
         struct drm_connector *connector = to_drm_connector(device);
 
-        return snprintf(buf, PAGE_SIZE, connector->encoder ? "enabled" :
+        return snprintf(buf, PAGE_SIZE, "%s\n", connector->encoder ? "enabled" :
                         "disabled");
 }
 
@@ -317,6 +317,7 @@ static struct device_attribute connector_attrs_opt1[] = {
 
 static struct bin_attribute edid_attr = {
         .attr.name = "edid",
+        .attr.mode = 0444,
         .size = 128,
         .read = edid_show,
 };
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 53d544552625..0ccb63ee50ee 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -987,12 +987,6 @@ static int i915_load_modeset_init(struct drm_device *dev)
         int fb_bar = IS_I9XX(dev) ? 2 : 0;
         int ret = 0;
 
-        dev->devname = kstrdup(DRIVER_NAME, GFP_KERNEL);
-        if (!dev->devname) {
-                ret = -ENOMEM;
-                goto out;
-        }
-
         dev->mode_config.fb_base = drm_get_resource_start(dev, fb_bar) &
                 0xff000000;
 
@@ -1006,7 +1000,7 @@ static int i915_load_modeset_init(struct drm_device *dev)
 
         ret = i915_probe_agp(dev, &agp_size, &prealloc_size);
         if (ret)
-                goto kfree_devname;
+                goto out;
 
         /* Basic memrange allocator for stolen space (aka vram) */
         drm_mm_init(&dev_priv->vram, 0, prealloc_size);
@@ -1024,7 +1018,7 @@ static int i915_load_modeset_init(struct drm_device *dev)
 
         ret = i915_gem_init_ringbuffer(dev);
         if (ret)
-                goto kfree_devname;
+                goto out;
 
         /* Allow hardware batchbuffers unless told otherwise.
          */
@@ -1056,8 +1050,6 @@ static int i915_load_modeset_init(struct drm_device *dev)
 
 destroy_ringbuffer:
         i915_gem_cleanup_ringbuffer(dev);
-kfree_devname:
-        kfree(dev->devname);
 out:
         return ret;
 }
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 9b149fe824c3..c431fa54bbb5 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -180,7 +180,8 @@ typedef struct drm_i915_private {
         int backlight_duty_cycle;  /* restore backlight to this value */
         bool panel_wants_dither;
         struct drm_display_mode *panel_fixed_mode;
-        struct drm_display_mode *vbt_mode; /* if any */
+        struct drm_display_mode *lfp_lvds_vbt_mode; /* if any */
+        struct drm_display_mode *sdvo_lvds_vbt_mode; /* if any */
 
         /* Feature bits from the VBIOS */
         unsigned int int_tv_support:1;
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index b189b49c7602..39f5c658ef5e 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -349,7 +349,7 @@ i915_gem_shmem_pread_slow(struct drm_device *dev, struct drm_gem_object *obj,
         last_data_page = (data_ptr + args->size - 1) / PAGE_SIZE;
         num_pages = last_data_page - first_data_page + 1;
 
-        user_pages = kcalloc(num_pages, sizeof(struct page *), GFP_KERNEL);
+        user_pages = drm_calloc_large(num_pages, sizeof(struct page *));
         if (user_pages == NULL)
                 return -ENOMEM;
 
@@ -429,7 +429,7 @@ fail_put_user_pages:
                 SetPageDirty(user_pages[i]);
                 page_cache_release(user_pages[i]);
         }
-        kfree(user_pages);
+        drm_free_large(user_pages);
 
         return ret;
 }
@@ -649,7 +649,7 @@ i915_gem_gtt_pwrite_slow(struct drm_device *dev, struct drm_gem_object *obj,
         last_data_page = (data_ptr + args->size - 1) / PAGE_SIZE;
         num_pages = last_data_page - first_data_page + 1;
 
-        user_pages = kcalloc(num_pages, sizeof(struct page *), GFP_KERNEL);
+        user_pages = drm_calloc_large(num_pages, sizeof(struct page *));
         if (user_pages == NULL)
                 return -ENOMEM;
 
@@ -719,7 +719,7 @@ out_unlock:
 out_unpin_pages:
         for (i = 0; i < pinned_pages; i++)
                 page_cache_release(user_pages[i]);
-        kfree(user_pages);
+        drm_free_large(user_pages);
 
         return ret;
 }
@@ -824,7 +824,7 @@ i915_gem_shmem_pwrite_slow(struct drm_device *dev, struct drm_gem_object *obj,
         last_data_page = (data_ptr + args->size - 1) / PAGE_SIZE;
         num_pages = last_data_page - first_data_page + 1;
 
-        user_pages = kcalloc(num_pages, sizeof(struct page *), GFP_KERNEL);
+        user_pages = drm_calloc_large(num_pages, sizeof(struct page *));
         if (user_pages == NULL)
                 return -ENOMEM;
 
@@ -902,7 +902,7 @@ fail_unlock:
 fail_put_user_pages:
         for (i = 0; i < pinned_pages; i++)
                 page_cache_release(user_pages[i]);
-        kfree(user_pages);
+        drm_free_large(user_pages);
 
         return ret;
 }
@@ -1145,7 +1145,14 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
                         mutex_unlock(&dev->struct_mutex);
                         return VM_FAULT_SIGBUS;
                 }
-                list_add(&obj_priv->list, &dev_priv->mm.inactive_list);
+
+                ret = i915_gem_object_set_to_gtt_domain(obj, write);
+                if (ret) {
+                        mutex_unlock(&dev->struct_mutex);
+                        return VM_FAULT_SIGBUS;
+                }
+
+                list_add_tail(&obj_priv->list, &dev_priv->mm.inactive_list);
         }
 
         /* Need a new fence register? */
@@ -1375,7 +1382,7 @@ i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data,
                         mutex_unlock(&dev->struct_mutex);
                         return ret;
                 }
-                list_add(&obj_priv->list, &dev_priv->mm.inactive_list);
+                list_add_tail(&obj_priv->list, &dev_priv->mm.inactive_list);
         }
 
         drm_gem_object_unreference(obj);
@@ -1408,9 +1415,7 @@ i915_gem_object_put_pages(struct drm_gem_object *obj)
                 }
         obj_priv->dirty = 0;
 
-        drm_free(obj_priv->pages,
-                 page_count * sizeof(struct page *),
-                 DRM_MEM_DRIVER);
+        drm_free_large(obj_priv->pages);
         obj_priv->pages = NULL;
 }
 
@@ -2024,8 +2029,7 @@ i915_gem_object_get_pages(struct drm_gem_object *obj)
          */
         page_count = obj->size / PAGE_SIZE;
         BUG_ON(obj_priv->pages != NULL);
-        obj_priv->pages = drm_calloc(page_count, sizeof(struct page *),
-                                     DRM_MEM_DRIVER);
+        obj_priv->pages = drm_calloc_large(page_count, sizeof(struct page *));
         if (obj_priv->pages == NULL) {
                 DRM_ERROR("Faled to allocate page list\n");
                 obj_priv->pages_refcount--;
@@ -2131,8 +2135,10 @@ static void i830_write_fence_reg(struct drm_i915_fence_reg *reg)
                 return;
         }
 
-        pitch_val = (obj_priv->stride / 128) - 1;
-        WARN_ON(pitch_val & ~0x0000000f);
+        pitch_val = obj_priv->stride / 128;
+        pitch_val = ffs(pitch_val) - 1;
+        WARN_ON(pitch_val > I830_FENCE_MAX_PITCH_VAL);
+
         val = obj_priv->gtt_offset;
         if (obj_priv->tiling_mode == I915_TILING_Y)
                 val |= 1 << I830_FENCE_TILING_Y_SHIFT;
@@ -2254,9 +2260,6 @@ try_again:
                         goto try_again;
                 }
 
-                BUG_ON(old_obj_priv->active ||
-                       (reg->obj->write_domain & I915_GEM_GPU_DOMAINS));
-
                 /*
                  * Zap this virtual mapping so we can set up a fence again
                  * for this object next time we need it.
@@ -2424,6 +2427,16 @@ i915_gem_clflush_object(struct drm_gem_object *obj)
         if (obj_priv->pages == NULL)
                 return;
 
+        /* XXX: The 865 in particular appears to be weird in how it handles
+         * cache flushing.  We haven't figured it out, but the
+         * clflush+agp_chipset_flush doesn't appear to successfully get the
+         * data visible to the PGU, while wbinvd + agp_chipset_flush does.
+         */
+        if (IS_I865G(obj->dev)) {
+                wbinvd();
+                return;
+        }
+
         drm_clflush_pages(obj_priv->pages, obj->size / PAGE_SIZE);
 }
 
@@ -3111,7 +3124,7 @@ i915_gem_get_relocs_from_user(struct drm_i915_gem_exec_object *exec_list,
                 reloc_count += exec_list[i].relocation_count;
         }
 
-        *relocs = drm_calloc(reloc_count, sizeof(**relocs), DRM_MEM_DRIVER);
+        *relocs = drm_calloc_large(reloc_count, sizeof(**relocs));
         if (*relocs == NULL)
                 return -ENOMEM;
 
@@ -3125,8 +3138,7 @@ i915_gem_get_relocs_from_user(struct drm_i915_gem_exec_object *exec_list,
                                      exec_list[i].relocation_count *
                                      sizeof(**relocs));
                 if (ret != 0) {
-                        drm_free(*relocs, reloc_count * sizeof(**relocs),
-                                 DRM_MEM_DRIVER);
+                        drm_free_large(*relocs);
                         *relocs = NULL;
                         return -EFAULT;
                 }
@@ -3165,7 +3177,7 @@ i915_gem_put_relocs_to_user(struct drm_i915_gem_exec_object *exec_list,
         }
 
 err:
-        drm_free(relocs, reloc_count * sizeof(*relocs), DRM_MEM_DRIVER);
+        drm_free_large(relocs);
 
         return ret;
 }
@@ -3198,10 +3210,8 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
                 return -EINVAL;
         }
         /* Copy in the exec list from userland */
-        exec_list = drm_calloc(sizeof(*exec_list), args->buffer_count,
-                               DRM_MEM_DRIVER);
-        object_list = drm_calloc(sizeof(*object_list), args->buffer_count,
-                                 DRM_MEM_DRIVER);
+        exec_list = drm_calloc_large(sizeof(*exec_list), args->buffer_count);
+        object_list = drm_calloc_large(sizeof(*object_list), args->buffer_count);
         if (exec_list == NULL || object_list == NULL) {
                 DRM_ERROR("Failed to allocate exec or object list "
                           "for %d buffers\n",
@@ -3462,10 +3472,8 @@ err:
         }
 
 pre_mutex_err:
-        drm_free(object_list, sizeof(*object_list) * args->buffer_count,
-                 DRM_MEM_DRIVER);
-        drm_free(exec_list, sizeof(*exec_list) * args->buffer_count,
-                 DRM_MEM_DRIVER);
+        drm_free_large(object_list);
+        drm_free_large(exec_list);
         drm_free(cliprects, sizeof(*cliprects) * args->num_cliprects,
                  DRM_MEM_DRIVER);
 
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index 52a059354e83..540dd336e6ec 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -213,7 +213,8 @@ i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
         if (tiling_mode == I915_TILING_NONE)
                 return true;
 
-        if (tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev))
+        if (!IS_I9XX(dev) ||
+            (tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev)))
                 tile_width = 128;
         else
                 tile_width = 512;
@@ -225,11 +226,18 @@ i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
                 if (stride / 128 > I965_FENCE_MAX_PITCH_VAL)
                         return false;
         } else if (IS_I9XX(dev)) {
-                if (stride / tile_width > I830_FENCE_MAX_PITCH_VAL ||
+                uint32_t pitch_val = ffs(stride / tile_width) - 1;
+
+                /* XXX: For Y tiling, FENCE_MAX_PITCH_VAL is actually 6 (8KB)
+                 * instead of 4 (2KB) on 945s.
+                 */
+                if (pitch_val > I915_FENCE_MAX_PITCH_VAL ||
                     size > (I830_FENCE_MAX_SIZE_VAL << 20))
                         return false;
         } else {
-                if (stride / 128 > I830_FENCE_MAX_PITCH_VAL ||
+                uint32_t pitch_val = ffs(stride / tile_width) - 1;
+
+                if (pitch_val > I830_FENCE_MAX_PITCH_VAL ||
                     size > (I830_FENCE_MAX_SIZE_VAL << 19))
                         return false;
         }
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 15da44cf21b1..375569d01d01 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -190,7 +190,8 @@
 #define   I830_FENCE_SIZE_BITS(size)    ((ffs((size) >> 19) - 1) << 8)
 #define   I830_FENCE_PITCH_SHIFT        4
 #define   I830_FENCE_REG_VALID          (1<<0)
-#define   I830_FENCE_MAX_PITCH_VAL      0x10
+#define   I915_FENCE_MAX_PITCH_VAL      0x10
+#define   I830_FENCE_MAX_PITCH_VAL      6
 #define   I830_FENCE_MAX_SIZE_VAL       (1<<8)
 
 #define   I915_FENCE_START_MASK         0x0ff00000
@@ -1410,9 +1411,25 @@
 
 /* Cursor A & B regs */
 #define CURACNTR                0x70080
+/* Old style CUR*CNTR flags (desktop 8xx) */
+#define   CURSOR_ENABLE         0x80000000
+#define   CURSOR_GAMMA_ENABLE   0x40000000
+#define   CURSOR_STRIDE_MASK    0x30000000
+#define   CURSOR_FORMAT_SHIFT   24
+#define   CURSOR_FORMAT_MASK    (0x07 << CURSOR_FORMAT_SHIFT)
+#define   CURSOR_FORMAT_2C      (0x00 << CURSOR_FORMAT_SHIFT)
+#define   CURSOR_FORMAT_3C      (0x01 << CURSOR_FORMAT_SHIFT)
+#define   CURSOR_FORMAT_4C      (0x02 << CURSOR_FORMAT_SHIFT)
+#define   CURSOR_FORMAT_ARGB    (0x04 << CURSOR_FORMAT_SHIFT)
+#define   CURSOR_FORMAT_XRGB    (0x05 << CURSOR_FORMAT_SHIFT)
+/* New style CUR*CNTR flags */
+#define   CURSOR_MODE           0x27
 #define   CURSOR_MODE_DISABLE   0x00
 #define   CURSOR_MODE_64_32B_AX 0x07
 #define   CURSOR_MODE_64_ARGB_AX ((1 << 5) | CURSOR_MODE_64_32B_AX)
+#define   MCURSOR_PIPE_SELECT   (1 << 28)
+#define   MCURSOR_PIPE_A        0x00
+#define   MCURSOR_PIPE_B        (1 << 28)
 #define   MCURSOR_GAMMA_ENABLE  (1 << 26)
 #define CURABASE                0x70084
 #define CURAPOS                 0x70088
@@ -1420,6 +1437,7 @@
 #define   CURSOR_POS_SIGN       0x8000
 #define   CURSOR_X_SHIFT        0
 #define   CURSOR_Y_SHIFT        16
+#define CURSIZE                 0x700a0
 #define CURBCNTR                0x700c0
 #define CURBBASE                0x700c4
 #define CURBPOS                 0x700c8
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index fc28e2bbd542..9d78cff33b24 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -57,9 +57,43 @@ find_section(struct bdb_header *bdb, int section_id)
         return NULL;
 }
 
-/* Try to find panel data */
 static void
-parse_panel_data(struct drm_i915_private *dev_priv, struct bdb_header *bdb)
+fill_detail_timing_data(struct drm_display_mode *panel_fixed_mode,
+                        struct lvds_dvo_timing *dvo_timing)
+{
+        panel_fixed_mode->hdisplay = (dvo_timing->hactive_hi << 8) |
+                dvo_timing->hactive_lo;
+        panel_fixed_mode->hsync_start = panel_fixed_mode->hdisplay +
+                ((dvo_timing->hsync_off_hi << 8) | dvo_timing->hsync_off_lo);
+        panel_fixed_mode->hsync_end = panel_fixed_mode->hsync_start +
+                dvo_timing->hsync_pulse_width;
+        panel_fixed_mode->htotal = panel_fixed_mode->hdisplay +
+                ((dvo_timing->hblank_hi << 8) | dvo_timing->hblank_lo);
+
+        panel_fixed_mode->vdisplay = (dvo_timing->vactive_hi << 8) |
+                dvo_timing->vactive_lo;
+        panel_fixed_mode->vsync_start = panel_fixed_mode->vdisplay +
+                dvo_timing->vsync_off;
+        panel_fixed_mode->vsync_end = panel_fixed_mode->vsync_start +
+                dvo_timing->vsync_pulse_width;
+        panel_fixed_mode->vtotal = panel_fixed_mode->vdisplay +
+                ((dvo_timing->vblank_hi << 8) | dvo_timing->vblank_lo);
+        panel_fixed_mode->clock = dvo_timing->clock * 10;
+        panel_fixed_mode->type = DRM_MODE_TYPE_PREFERRED;
+
+        /* Some VBTs have bogus h/vtotal values */
+        if (panel_fixed_mode->hsync_end > panel_fixed_mode->htotal)
+                panel_fixed_mode->htotal = panel_fixed_mode->hsync_end + 1;
+        if (panel_fixed_mode->vsync_end > panel_fixed_mode->vtotal)
+                panel_fixed_mode->vtotal = panel_fixed_mode->vsync_end + 1;
+
+        drm_mode_set_name(panel_fixed_mode);
+}
+
+/* Try to find integrated panel data */
+static void
+parse_lfp_panel_data(struct drm_i915_private *dev_priv,
+                            struct bdb_header *bdb)
 {
         struct bdb_lvds_options *lvds_options;
         struct bdb_lvds_lfp_data *lvds_lfp_data;
@@ -91,38 +125,45 @@ parse_panel_data(struct drm_i915_private *dev_priv, struct bdb_header *bdb)
         panel_fixed_mode = drm_calloc(1, sizeof(*panel_fixed_mode),
                                       DRM_MEM_DRIVER);
 
-        panel_fixed_mode->hdisplay = (dvo_timing->hactive_hi << 8) |
-                dvo_timing->hactive_lo;
-        panel_fixed_mode->hsync_start = panel_fixed_mode->hdisplay +
-                ((dvo_timing->hsync_off_hi << 8) | dvo_timing->hsync_off_lo);
-        panel_fixed_mode->hsync_end = panel_fixed_mode->hsync_start +
-                dvo_timing->hsync_pulse_width;
-        panel_fixed_mode->htotal = panel_fixed_mode->hdisplay +
-                ((dvo_timing->hblank_hi << 8) | dvo_timing->hblank_lo);
+        fill_detail_timing_data(panel_fixed_mode, dvo_timing);
 
-        panel_fixed_mode->vdisplay = (dvo_timing->vactive_hi << 8) |
-                dvo_timing->vactive_lo;
-        panel_fixed_mode->vsync_start = panel_fixed_mode->vdisplay +
-                dvo_timing->vsync_off;
-        panel_fixed_mode->vsync_end = panel_fixed_mode->vsync_start +
-                dvo_timing->vsync_pulse_width;
-        panel_fixed_mode->vtotal = panel_fixed_mode->vdisplay +
-                ((dvo_timing->vblank_hi << 8) | dvo_timing->vblank_lo);
-        panel_fixed_mode->clock = dvo_timing->clock * 10;
-        panel_fixed_mode->type = DRM_MODE_TYPE_PREFERRED;
+        dev_priv->lfp_lvds_vbt_mode = panel_fixed_mode;
 
-        /* Some VBTs have bogus h/vtotal values */
-        if (panel_fixed_mode->hsync_end > panel_fixed_mode->htotal)
-                panel_fixed_mode->htotal = panel_fixed_mode->hsync_end + 1;
-        if (panel_fixed_mode->vsync_end > panel_fixed_mode->vtotal)
-                panel_fixed_mode->vtotal = panel_fixed_mode->vsync_end + 1;
+        DRM_DEBUG("Found panel mode in BIOS VBT tables:\n");
+        drm_mode_debug_printmodeline(panel_fixed_mode);
 
-        drm_mode_set_name(panel_fixed_mode);
+        return;
+}
+
+/* Try to find sdvo panel data */
+static void
+parse_sdvo_panel_data(struct drm_i915_private *dev_priv,
+                      struct bdb_header *bdb)
+{
+        struct bdb_sdvo_lvds_options *sdvo_lvds_options;
+        struct lvds_dvo_timing *dvo_timing;
+        struct drm_display_mode *panel_fixed_mode;
 
-        dev_priv->vbt_mode = panel_fixed_mode;
+        dev_priv->sdvo_lvds_vbt_mode = NULL;
 
-        DRM_DEBUG("Found panel mode in BIOS VBT tables:\n");
-        drm_mode_debug_printmodeline(panel_fixed_mode);
+        sdvo_lvds_options = find_section(bdb, BDB_SDVO_LVDS_OPTIONS);
+        if (!sdvo_lvds_options)
+                return;
+
+        dvo_timing = find_section(bdb, BDB_SDVO_PANEL_DTDS);
+        if (!dvo_timing)
+                return;
+
+        panel_fixed_mode = drm_calloc(1, sizeof(*panel_fixed_mode),
+                                      DRM_MEM_DRIVER);
+
+        if (!panel_fixed_mode)
+                return;
+
+        fill_detail_timing_data(panel_fixed_mode,
+                        dvo_timing + sdvo_lvds_options->panel_type);
+
+        dev_priv->sdvo_lvds_vbt_mode = panel_fixed_mode;
 
         return;
 }
@@ -199,7 +240,8 @@ intel_init_bios(struct drm_device *dev)
 
         /* Grab useful general definitions */
         parse_general_features(dev_priv, bdb);
-        parse_panel_data(dev_priv, bdb);
+        parse_lfp_panel_data(dev_priv, bdb);
+        parse_sdvo_panel_data(dev_priv, bdb);
 
         pci_unmap_rom(pdev, bios);
 
diff --git a/drivers/gpu/drm/i915/intel_bios.h b/drivers/gpu/drm/i915/intel_bios.h
index de621aad85b5..8ca2cde15804 100644
--- a/drivers/gpu/drm/i915/intel_bios.h
+++ b/drivers/gpu/drm/i915/intel_bios.h
@@ -279,6 +279,23 @@ struct vch_bdb_22 {
         struct vch_panel_data panels[16];
 } __attribute__((packed));
 
+struct bdb_sdvo_lvds_options {
+        u8 panel_backlight;
+        u8 h40_set_panel_type;
+        u8 panel_type;
+        u8 ssc_clk_freq;
+        u16 als_low_trip;
+        u16 als_high_trip;
+        u8 sclalarcoeff_tab_row_num;
+        u8 sclalarcoeff_tab_row_size;
+        u8 coefficient[8];
+        u8 panel_misc_bits_1;
+        u8 panel_misc_bits_2;
+        u8 panel_misc_bits_3;
+        u8 panel_misc_bits_4;
+} __attribute__((packed));
+
+
 bool intel_init_bios(struct drm_device *dev);
 
 /*
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 19148c3df637..79acc4f4c1f8 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -198,9 +198,142 @@ static bool intel_crt_detect_ddc(struct drm_connector *connector)
         return intel_ddc_probe(intel_output);
 }
 
+static enum drm_connector_status
+intel_crt_load_detect(struct drm_crtc *crtc, struct intel_output *intel_output)
+{
+        struct drm_encoder *encoder = &intel_output->enc;
+        struct drm_device *dev = encoder->dev;
+        struct drm_i915_private *dev_priv = dev->dev_private;
+        struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+        uint32_t pipe = intel_crtc->pipe;
+        uint32_t save_bclrpat;
+        uint32_t save_vtotal;
+        uint32_t vtotal, vactive;
+        uint32_t vsample;
+        uint32_t vblank, vblank_start, vblank_end;
+        uint32_t dsl;
+        uint32_t bclrpat_reg;
+        uint32_t vtotal_reg;
+        uint32_t vblank_reg;
+        uint32_t vsync_reg;
+        uint32_t pipeconf_reg;
+        uint32_t pipe_dsl_reg;
+        uint8_t st00;
+        enum drm_connector_status status;
+
+        if (pipe == 0) {
+                bclrpat_reg = BCLRPAT_A;
+                vtotal_reg = VTOTAL_A;
+                vblank_reg = VBLANK_A;
+                vsync_reg = VSYNC_A;
+                pipeconf_reg = PIPEACONF;
+                pipe_dsl_reg = PIPEADSL;
+        } else {
+                bclrpat_reg = BCLRPAT_B;
+                vtotal_reg = VTOTAL_B;
+                vblank_reg = VBLANK_B;
+                vsync_reg = VSYNC_B;
+                pipeconf_reg = PIPEBCONF;
+                pipe_dsl_reg = PIPEBDSL;
+        }
+
+        save_bclrpat = I915_READ(bclrpat_reg);
+        save_vtotal = I915_READ(vtotal_reg);
+        vblank = I915_READ(vblank_reg);
+
+        vtotal = ((save_vtotal >> 16) & 0xfff) + 1;
+        vactive = (save_vtotal & 0x7ff) + 1;
+
+        vblank_start = (vblank & 0xfff) + 1;
+        vblank_end = ((vblank >> 16) & 0xfff) + 1;
+
+        /* Set the border color to purple. */
+        I915_WRITE(bclrpat_reg, 0x500050);
+
+        if (IS_I9XX(dev)) {
+                uint32_t pipeconf = I915_READ(pipeconf_reg);
+                I915_WRITE(pipeconf_reg, pipeconf | PIPECONF_FORCE_BORDER);
+                /* Wait for next Vblank to substitue
+                 * border color for Color info */
+                intel_wait_for_vblank(dev);
+                st00 = I915_READ8(VGA_MSR_WRITE);
+                status = ((st00 & (1 << 4)) != 0) ?
+                        connector_status_connected :
+                        connector_status_disconnected;
+
+                I915_WRITE(pipeconf_reg, pipeconf);
+        } else {
+                bool restore_vblank = false;
+                int count, detect;
+
+                /*
+                * If there isn't any border, add some.
+                * Yes, this will flicker
+                */
+                if (vblank_start <= vactive && vblank_end >= vtotal) {
+                        uint32_t vsync = I915_READ(vsync_reg);
+                        uint32_t vsync_start = (vsync & 0xffff) + 1;
+
+                        vblank_start = vsync_start;
+                        I915_WRITE(vblank_reg,
+                                   (vblank_start - 1) |
+                                   ((vblank_end - 1) << 16));
+                        restore_vblank = true;
+                }
+                /* sample in the vertical border, selecting the larger one */
+                if (vblank_start - vactive >= vtotal - vblank_end)
+                        vsample = (vblank_start + vactive) >> 1;
+                else
+                        vsample = (vtotal + vblank_end) >> 1;
+
+                /*
+                 * Wait for the border to be displayed
+                 */
+                while (I915_READ(pipe_dsl_reg) >= vactive)
+                        ;
+                while ((dsl = I915_READ(pipe_dsl_reg)) <= vsample)
+                        ;
+                /*
+                 * Watch ST00 for an entire scanline
+                 */
+                detect = 0;
+                count = 0;
+                do {
+                        count++;
+                        /* Read the ST00 VGA status register */
+                        st00 = I915_READ8(VGA_MSR_WRITE);
+                        if (st00 & (1 << 4))
+                                detect++;
+                } while ((I915_READ(pipe_dsl_reg) == dsl));
+
+                /* restore vblank if necessary */
+                if (restore_vblank)
+                        I915_WRITE(vblank_reg, vblank);
+                /*
+                 * If more than 3/4 of the scanline detected a monitor,
+                 * then it is assumed to be present. This works even on i830,
+                 * where there isn't any way to force the border color across
+                 * the screen
+                 */
+                status = detect * 4 > count * 3 ?
+                         connector_status_connected :
+                         connector_status_disconnected;
+        }
+
+        /* Restore previous settings */
+        I915_WRITE(bclrpat_reg, save_bclrpat);
+
+        return status;
+}
+
 static enum drm_connector_status intel_crt_detect(struct drm_connector *connector)
 {
         struct drm_device *dev = connector->dev;
+        struct intel_output *intel_output = to_intel_output(connector);
+        struct drm_encoder *encoder = &intel_output->enc;
+        struct drm_crtc *crtc;
+        int dpms_mode;
+        enum drm_connector_status status;
 
         if (IS_I9XX(dev) && !IS_I915G(dev) && !IS_I915GM(dev)) {
                 if (intel_crt_detect_hotplug(connector))
@@ -212,8 +345,20 @@ static enum drm_connector_status intel_crt_detect(struct drm_connector *connecto
         if (intel_crt_detect_ddc(connector))
                 return connector_status_connected;
 
-        /* TODO use load detect */
-        return connector_status_unknown;
+        /* for pre-945g platforms use load detect */
+        if (encoder->crtc && encoder->crtc->enabled) {
+                status = intel_crt_load_detect(encoder->crtc, intel_output);
+        } else {
+                crtc = intel_get_load_detect_pipe(intel_output,
+                                                  NULL, &dpms_mode);
+                if (crtc) {
+                        status = intel_crt_load_detect(crtc, intel_output);
+                        intel_release_load_detect_pipe(intel_output, dpms_mode);
+                } else
+                        status = connector_status_unknown;
+        }
+
+        return status;
 }
 
 static void intel_crt_destroy(struct drm_connector *connector)
@@ -236,11 +381,6 @@ static int intel_crt_set_property(struct drm_connector *connector,
                                   struct drm_property *property,
                                   uint64_t value)
 {
-        struct drm_device *dev = connector->dev;
-
-        if (property == dev->mode_config.dpms_property && connector->encoder)
-                intel_crt_dpms(connector->encoder, (uint32_t)(value & 0xf));
-
         return 0;
 }
 
@@ -257,6 +397,7 @@ static const struct drm_encoder_helper_funcs intel_crt_helper_funcs = {
 };
 
 static const struct drm_connector_funcs intel_crt_connector_funcs = {
+        .dpms = drm_helper_connector_dpms,
         .detect = intel_crt_detect,
         .fill_modes = drm_helper_probe_single_connector_modes,
         .destroy = intel_crt_destroy,
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 3387cf32f385..c9d6f10ba92e 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1357,7 +1357,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
         int pipe = intel_crtc->pipe;
         uint32_t control = (pipe == 0) ? CURACNTR : CURBCNTR;
         uint32_t base = (pipe == 0) ? CURABASE : CURBBASE;
-        uint32_t temp;
+        uint32_t temp = I915_READ(control);
         size_t addr;
         int ret;
 
@@ -1366,7 +1366,12 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
         /* if we want to turn off the cursor ignore width and height */
         if (!handle) {
                 DRM_DEBUG("cursor off\n");
-                temp = CURSOR_MODE_DISABLE;
+                if (IS_MOBILE(dev) || IS_I9XX(dev)) {
+                        temp &= ~(CURSOR_MODE | MCURSOR_GAMMA_ENABLE);
+                        temp |= CURSOR_MODE_DISABLE;
+                } else {
+                        temp &= ~(CURSOR_ENABLE | CURSOR_GAMMA_ENABLE);
+                }
                 addr = 0;
                 bo = NULL;
                 mutex_lock(&dev->struct_mutex);
@@ -1409,10 +1414,19 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
                 addr = obj_priv->phys_obj->handle->busaddr;
         }
 
-        temp = 0;
-        /* set the pipe for the cursor */
-        temp |= (pipe << 28);
-        temp |= CURSOR_MODE_64_ARGB_AX | MCURSOR_GAMMA_ENABLE;
+        if (!IS_I9XX(dev))
+                I915_WRITE(CURSIZE, (height << 12) | width);
+
+        /* Hooray for CUR*CNTR differences */
+        if (IS_MOBILE(dev) || IS_I9XX(dev)) {
+                temp &= ~(CURSOR_MODE | MCURSOR_PIPE_SELECT);
+                temp |= CURSOR_MODE_64_ARGB_AX | MCURSOR_GAMMA_ENABLE;
+                temp |= (pipe << 28); /* Connect to correct pipe */
+        } else {
+                temp &= ~(CURSOR_FORMAT_MASK);
+                temp |= CURSOR_ENABLE;
+                temp |= CURSOR_FORMAT_ARGB | CURSOR_GAMMA_ENABLE;
+        }
 
  finish:
         I915_WRITE(control, temp);
diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c
index 8b8d6e65cd3f..1ee3007d6ec0 100644
--- a/drivers/gpu/drm/i915/intel_dvo.c
+++ b/drivers/gpu/drm/i915/intel_dvo.c
@@ -316,6 +316,7 @@ static const struct drm_encoder_helper_funcs intel_dvo_helper_funcs = {
 };
 
 static const struct drm_connector_funcs intel_dvo_connector_funcs = {
+        .dpms = drm_helper_connector_dpms,
         .save = intel_dvo_save,
         .restore = intel_dvo_restore,
         .detect = intel_dvo_detect,
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index d0983bb93a18..7d6bdd705326 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -219,6 +219,7 @@ static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs = {
 };
 
 static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
+        .dpms = drm_helper_connector_dpms,
         .save = intel_hdmi_save,
         .restore = intel_hdmi_restore,
         .detect = intel_hdmi_detect,
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 439a86514993..53cccfa58b95 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -343,11 +343,6 @@ static int intel_lvds_set_property(struct drm_connector *connector,
                                    struct drm_property *property,
                                    uint64_t value)
 {
-        struct drm_device *dev = connector->dev;
-
-        if (property == dev->mode_config.dpms_property && connector->encoder)
-                intel_lvds_dpms(connector->encoder, (uint32_t)(value & 0xf));
-
         return 0;
 }
 
@@ -366,6 +361,7 @@ static const struct drm_connector_helper_funcs intel_lvds_connector_helper_funcs
 };
 
 static const struct drm_connector_funcs intel_lvds_connector_funcs = {
+        .dpms = drm_helper_connector_dpms,
         .save = intel_lvds_save,
         .restore = intel_lvds_restore,
         .detect = intel_lvds_detect,
@@ -391,7 +387,7 @@ static int __init intel_no_lvds_dmi_callback(const struct dmi_system_id *id)
 }
 
 /* These systems claim to have LVDS, but really don't */
-static const struct dmi_system_id __initdata intel_no_lvds[] = {
+static const struct dmi_system_id intel_no_lvds[] = {
         {
                 .callback = intel_no_lvds_dmi_callback,
                 .ident = "Apple Mac Mini (Core series)",
@@ -511,10 +507,10 @@ void intel_lvds_init(struct drm_device *dev)
         }
 
         /* Failed to get EDID, what about VBT? */
-        if (dev_priv->vbt_mode) {
+        if (dev_priv->lfp_lvds_vbt_mode) {
                 mutex_lock(&dev->mode_config.mutex);
                 dev_priv->panel_fixed_mode =
-                        drm_mode_duplicate(dev, dev_priv->vbt_mode);
+                        drm_mode_duplicate(dev, dev_priv->lfp_lvds_vbt_mode);
                 mutex_unlock(&dev->mode_config.mutex);
                 if (dev_priv->panel_fixed_mode) {
                         dev_priv->panel_fixed_mode->type |=
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 9913651c1e17..3093b4d4a4dd 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -69,6 +69,10 @@ struct intel_sdvo_priv {
          * This is set if we treat the device as HDMI, instead of DVI.
          */
         bool is_hdmi;
+        /**
+         * This is set if we detect output of sdvo device as LVDS.
+         */
+        bool is_lvds;
 
         /**
          * Returned SDTV resolutions allowed for the current format, if the
@@ -1398,10 +1402,8 @@ static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connect
 static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
 {
         struct intel_output *intel_output = to_intel_output(connector);
-        struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
 
         /* set the bus switch and get the modes */
-        intel_sdvo_set_control_bus_switch(intel_output, sdvo_priv->ddc_bus);
         intel_ddc_get_modes(intel_output);
 
 #if 0
@@ -1543,6 +1545,37 @@ static void intel_sdvo_get_tv_modes(struct drm_connector *connector)
                 }
 }
 
+static void intel_sdvo_get_lvds_modes(struct drm_connector *connector)
+{
+        struct intel_output *intel_output = to_intel_output(connector);
+        struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+        struct drm_i915_private *dev_priv = connector->dev->dev_private;
+
+        /*
+         * Attempt to get the mode list from DDC.
+         * Assume that the preferred modes are
+         * arranged in priority order.
+         */
+        /* set the bus switch and get the modes */
+        intel_sdvo_set_control_bus_switch(intel_output, sdvo_priv->ddc_bus);
+        intel_ddc_get_modes(intel_output);
+        if (list_empty(&connector->probed_modes) == false)
+                return;
+
+        /* Fetch modes from VBT */
+        if (dev_priv->sdvo_lvds_vbt_mode != NULL) {
+                struct drm_display_mode *newmode;
+                newmode = drm_mode_duplicate(connector->dev,
+                                             dev_priv->sdvo_lvds_vbt_mode);
+                if (newmode != NULL) {
+                        /* Guarantee the mode is preferred */
+                        newmode->type = (DRM_MODE_TYPE_PREFERRED |
+                                         DRM_MODE_TYPE_DRIVER);
+                        drm_mode_probed_add(connector, newmode);
+                }
+        }
+}
+
 static int intel_sdvo_get_modes(struct drm_connector *connector)
 {
         struct intel_output *output = to_intel_output(connector);
@@ -1550,6 +1583,8 @@ static int intel_sdvo_get_modes(struct drm_connector *connector)
 
         if (sdvo_priv->is_tv)
                 intel_sdvo_get_tv_modes(connector);
+        else if (sdvo_priv->is_lvds == true)
+                intel_sdvo_get_lvds_modes(connector);
         else
                 intel_sdvo_get_ddc_modes(connector);
 
@@ -1564,6 +1599,9 @@ static void intel_sdvo_destroy(struct drm_connector *connector)
 
         if (intel_output->i2c_bus)
                 intel_i2c_destroy(intel_output->i2c_bus);
+        if (intel_output->ddc_bus)
+                intel_i2c_destroy(intel_output->ddc_bus);
+
         drm_sysfs_connector_remove(connector);
         drm_connector_cleanup(connector);
         kfree(intel_output);
@@ -1578,6 +1616,7 @@ static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs = {
 };
 
 static const struct drm_connector_funcs intel_sdvo_connector_funcs = {
+        .dpms = drm_helper_connector_dpms,
         .save = intel_sdvo_save,
         .restore = intel_sdvo_restore,
         .detect = intel_sdvo_detect,
@@ -1660,12 +1699,56 @@ intel_sdvo_get_digital_encoding_mode(struct intel_output *output)
         return true;
 }
 
+static struct intel_output *
+intel_sdvo_chan_to_intel_output(struct intel_i2c_chan *chan)
+{
+        struct drm_device *dev = chan->drm_dev;
+        struct drm_connector *connector;
+        struct intel_output *intel_output = NULL;
+
+        list_for_each_entry(connector,
+                        &dev->mode_config.connector_list, head) {
+                if (to_intel_output(connector)->ddc_bus == chan) {
+                        intel_output = to_intel_output(connector);
+                        break;
+                }
+        }
+        return intel_output;
+}
+
+static int intel_sdvo_master_xfer(struct i2c_adapter *i2c_adap,
+                                  struct i2c_msg msgs[], int num)
+{
+        struct intel_output *intel_output;
+        struct intel_sdvo_priv *sdvo_priv;
+        struct i2c_algo_bit_data *algo_data;
+        struct i2c_algorithm *algo;
+
+        algo_data = (struct i2c_algo_bit_data *)i2c_adap->algo_data;
+        intel_output =
+                intel_sdvo_chan_to_intel_output(
+                                (struct intel_i2c_chan *)(algo_data->data));
+        if (intel_output == NULL)
+                return -EINVAL;
+
+        sdvo_priv = intel_output->dev_priv;
+        algo = (struct i2c_algorithm *)intel_output->i2c_bus->adapter.algo;
+
+        intel_sdvo_set_control_bus_switch(intel_output, sdvo_priv->ddc_bus);
+        return algo->master_xfer(i2c_adap, msgs, num);
+}
+
+static struct i2c_algorithm intel_sdvo_i2c_bit_algo = {
+        .master_xfer    = intel_sdvo_master_xfer,
+};
+
 bool intel_sdvo_init(struct drm_device *dev, int output_device)
 {
         struct drm_connector *connector;
         struct intel_output *intel_output;
         struct intel_sdvo_priv *sdvo_priv;
         struct intel_i2c_chan *i2cbus = NULL;
+        struct intel_i2c_chan *ddcbus = NULL;
         int connector_type;
         u8 ch[0x40];
         int i;
@@ -1676,17 +1759,9 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
                 return false;
         }
 
-        connector = &intel_output->base;
-
-        drm_connector_init(dev, connector, &intel_sdvo_connector_funcs,
-                           DRM_MODE_CONNECTOR_Unknown);
-        drm_connector_helper_add(connector, &intel_sdvo_connector_helper_funcs);
         sdvo_priv = (struct intel_sdvo_priv *)(intel_output + 1);
         intel_output->type = INTEL_OUTPUT_SDVO;
 
-        connector->interlace_allowed = 0;
-        connector->doublescan_allowed = 0;
-
         /* setup the DDC bus. */
         if (output_device == SDVOB)
                 i2cbus = intel_i2c_create(dev, GPIOE, "SDVOCTRL_E for SDVOB");
@@ -1694,7 +1769,7 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
                 i2cbus = intel_i2c_create(dev, GPIOE, "SDVOCTRL_E for SDVOC");
 
         if (!i2cbus)
-                goto err_connector;
+                goto err_inteloutput;
 
         sdvo_priv->i2c_bus = i2cbus;
 
@@ -1710,7 +1785,6 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
         intel_output->i2c_bus = i2cbus;
         intel_output->dev_priv = sdvo_priv;
 
-
         /* Read the regs to test if we can talk to the device */
         for (i = 0; i < 0x40; i++) {
                 if (!intel_sdvo_read_byte(intel_output, i, &ch[i])) {
@@ -1720,6 +1794,22 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
                 }
         }
 
+        /* setup the DDC bus. */
+        if (output_device == SDVOB)
+                ddcbus = intel_i2c_create(dev, GPIOE, "SDVOB DDC BUS");
+        else
+                ddcbus = intel_i2c_create(dev, GPIOE, "SDVOC DDC BUS");
+
+        if (ddcbus == NULL)
+                goto err_i2c;
+
+        intel_sdvo_i2c_bit_algo.functionality =
+                intel_output->i2c_bus->adapter.algo->functionality;
+        ddcbus->adapter.algo = &intel_sdvo_i2c_bit_algo;
+        intel_output->ddc_bus = ddcbus;
+
+        /* In defaut case sdvo lvds is false */
+        sdvo_priv->is_lvds = false;
         intel_sdvo_get_capabilities(intel_output, &sdvo_priv->caps);
 
         if (sdvo_priv->caps.output_flags &
@@ -1729,7 +1819,6 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
                 else
                         sdvo_priv->controlled_output = SDVO_OUTPUT_TMDS1;
 
-                connector->display_info.subpixel_order = SubPixelHorizontalRGB;
                 encoder_type = DRM_MODE_ENCODER_TMDS;
                 connector_type = DRM_MODE_CONNECTOR_DVID;
 
@@ -1747,7 +1836,6 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
         else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_SVID0)
         {
                 sdvo_priv->controlled_output = SDVO_OUTPUT_SVID0;
-                connector->display_info.subpixel_order = SubPixelHorizontalRGB;
                 encoder_type = DRM_MODE_ENCODER_TVDAC;
                 connector_type = DRM_MODE_CONNECTOR_SVIDEO;
                 sdvo_priv->is_tv = true;
@@ -1756,30 +1844,28 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
         else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB0)
         {
                 sdvo_priv->controlled_output = SDVO_OUTPUT_RGB0;
-                connector->display_info.subpixel_order = SubPixelHorizontalRGB;
                 encoder_type = DRM_MODE_ENCODER_DAC;
                 connector_type = DRM_MODE_CONNECTOR_VGA;
         }
         else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB1)
         {
                 sdvo_priv->controlled_output = SDVO_OUTPUT_RGB1;
-                connector->display_info.subpixel_order = SubPixelHorizontalRGB;
                 encoder_type = DRM_MODE_ENCODER_DAC;
                 connector_type = DRM_MODE_CONNECTOR_VGA;
         }
         else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_LVDS0)
         {
                 sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS0;
-                connector->display_info.subpixel_order = SubPixelHorizontalRGB;
                 encoder_type = DRM_MODE_ENCODER_LVDS;
                 connector_type = DRM_MODE_CONNECTOR_LVDS;
+                sdvo_priv->is_lvds = true;
         }
         else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_LVDS1)
         {
                 sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS1;
-                connector->display_info.subpixel_order = SubPixelHorizontalRGB;
                 encoder_type = DRM_MODE_ENCODER_LVDS;
                 connector_type = DRM_MODE_CONNECTOR_LVDS;
+                sdvo_priv->is_lvds = true;
         }
         else
         {
@@ -1795,9 +1881,16 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
                 goto err_i2c;
         }
 
+        connector = &intel_output->base;
+        drm_connector_init(dev, connector, &intel_sdvo_connector_funcs,
+                           connector_type);
+        drm_connector_helper_add(connector, &intel_sdvo_connector_helper_funcs);
+        connector->interlace_allowed = 0;
+        connector->doublescan_allowed = 0;
+        connector->display_info.subpixel_order = SubPixelHorizontalRGB;
+
         drm_encoder_init(dev, &intel_output->enc, &intel_sdvo_enc_funcs, encoder_type);
         drm_encoder_helper_add(&intel_output->enc, &intel_sdvo_helper_funcs);
-        connector->connector_type = connector_type;
 
         drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc);
         drm_sysfs_connector_add(connector);
@@ -1829,14 +1922,13 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
                   sdvo_priv->caps.output_flags &
                         (SDVO_OUTPUT_TMDS1 | SDVO_OUTPUT_RGB1) ? 'Y' : 'N');
 
-        intel_output->ddc_bus = i2cbus;
-
         return true;
 
 err_i2c:
+        if (ddcbus != NULL)
+                intel_i2c_destroy(intel_output->ddc_bus);
         intel_i2c_destroy(intel_output->i2c_bus);
-err_connector:
-        drm_connector_cleanup(connector);
+err_inteloutput:
         kfree(intel_output);
 
         return false;
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index d2c32983242d..98ac0546b7bd 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1626,6 +1626,7 @@ static const struct drm_encoder_helper_funcs intel_tv_helper_funcs = {
 };
 
 static const struct drm_connector_funcs intel_tv_connector_funcs = {
+        .dpms = drm_helper_connector_dpms,
         .save = intel_tv_save,
         .restore = intel_tv_restore,
         .detect = intel_tv_detect,
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index 77a7a4d84650..aff90bb96488 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -2185,9 +2185,9 @@ void radeon_commit_ring(drm_radeon_private_t *dev_priv)
 
         /* check if the ring is padded out to 16-dword alignment */
 
-        tail_aligned = dev_priv->ring.tail & 0xf;
+        tail_aligned = dev_priv->ring.tail & (RADEON_RING_ALIGN-1);
         if (tail_aligned) {
-                int num_p2 = 16 - tail_aligned;
+                int num_p2 = RADEON_RING_ALIGN - tail_aligned;
 
                 ring = dev_priv->ring.start;
                 /* pad with some CP_PACKET2 */
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index 8071d965f142..0c6bfc1de153 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -1964,11 +1964,14 @@ do {								\
 
 #define RING_LOCALS     int write, _nr, _align_nr; unsigned int mask; u32 *ring;
 
+#define RADEON_RING_ALIGN 16
+
 #define BEGIN_RING( n ) do {                                            \
         if ( RADEON_VERBOSE ) {                                         \
                 DRM_INFO( "BEGIN_RING( %d )\n", (n));                   \
         }                                                               \
-        _align_nr = (n + 0xf) & ~0xf;                                   \
+        _align_nr = RADEON_RING_ALIGN - ((dev_priv->ring.tail + n) & (RADEON_RING_ALIGN-1));    \
+        _align_nr += n;                                                 \
         if (dev_priv->ring.space <= (_align_nr * sizeof(u32))) {        \
                 COMMIT_RING();                                          \
                 radeon_wait_ring( dev_priv, _align_nr * sizeof(u32));   \