13 files changed, 97 insertions, 50 deletions

diff --git a/drivers/gpu/drm/drm_edid_load.c b/drivers/gpu/drm/drm_edid_load.c
index a4f5ce1..271b42b 100644
--- a/drivers/gpu/drm/drm_edid_load.c
+++ b/drivers/gpu/drm/drm_edid_load.c
@@ -133,8 +133,8 @@ static u8 generic_edid[GENERIC_EDIDS][128] = {
 	},
 };
 
-static u8 *edid_load(struct drm_connector *connector, char *name,
-			char *connector_name)
+static u8 *edid_load(struct drm_connector *connector, const char *name,
+			const char *connector_name)
 {
 	const struct firmware *fw;
 	struct platform_device *pdev;
@@ -242,7 +242,7 @@ out:
 
 int drm_load_edid_firmware(struct drm_connector *connector)
 {
-	char *connector_name = drm_get_connector_name(connector);
+	const char *connector_name = drm_get_connector_name(connector);
 	char *edidname = edid_firmware, *last, *colon;
 	int ret;
 	struct edid *edid;
diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c
index 0b5af7d..c385cc5 100644
--- a/drivers/gpu/drm/drm_fb_cma_helper.c
+++ b/drivers/gpu/drm/drm_fb_cma_helper.c
@@ -92,7 +92,7 @@ static struct drm_fb_cma *drm_fb_cma_alloc(struct drm_device *dev,
 
 	ret = drm_framebuffer_init(dev, &fb_cma->fb, &drm_fb_cma_funcs);
 	if (ret) {
-		dev_err(dev->dev, "Failed to initalize framebuffer: %d\n", ret);
+		dev_err(dev->dev, "Failed to initialize framebuffer: %d\n", ret);
 		kfree(fb_cma);
 		return ERR_PTR(ret);
 	}
@@ -376,7 +376,7 @@ struct drm_fbdev_cma *drm_fbdev_cma_init(struct drm_device *dev,
 
 	ret = drm_fb_helper_initial_config(helper, preferred_bpp);
 	if (ret < 0) {
-		dev_err(dev->dev, "Failed to set inital hw configuration.\n");
+		dev_err(dev->dev, "Failed to set initial hw configuration.\n");
 		goto err_drm_fb_helper_fini;
 	}
 
diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c
index 004ecdf..ada49ed 100644
--- a/drivers/gpu/drm/i810/i810_dma.c
+++ b/drivers/gpu/drm/i810/i810_dma.c
@@ -97,7 +97,7 @@ static int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
 	buf = dev_priv->mmap_buffer;
 	buf_priv = buf->dev_private;
 
-	vma->vm_flags |= (VM_IO | VM_DONTCOPY);
+	vma->vm_flags |= VM_DONTCOPY;
 
 	buf_priv->currently_mapped = I810_BUF_MAPPED;
 
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index cc1d605..a416645 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1806,6 +1806,8 @@ struct drm_gem_object *i915_gem_prime_import(struct drm_device *dev,
 struct dma_buf *i915_gem_prime_export(struct drm_device *dev,
 				struct drm_gem_object *gem_obj, int flags);
 
+void i915_gem_restore_fences(struct drm_device *dev);
+
 /* i915_gem_context.c */
 void i915_gem_context_init(struct drm_device *dev);
 void i915_gem_context_fini(struct drm_device *dev);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 769f752..4200c32 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2247,25 +2247,15 @@ static void i915_gem_reset_ring_lists(struct drm_i915_private *dev_priv,
 	}
 }
 
-static void i915_gem_reset_fences(struct drm_device *dev)
+void i915_gem_restore_fences(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	int i;
 
 	for (i = 0; i < dev_priv->num_fence_regs; i++) {
 		struct drm_i915_fence_reg *reg = &dev_priv->fence_regs[i];
-
-		if (reg->obj)
-			i915_gem_object_fence_lost(reg->obj);
-
-		i915_gem_write_fence(dev, i, NULL);
-
-		reg->pin_count = 0;
-		reg->obj = NULL;
-		INIT_LIST_HEAD(&reg->lru_list);
+		i915_gem_write_fence(dev, i, reg->obj);
 	}
-
-	INIT_LIST_HEAD(&dev_priv->mm.fence_list);
 }
 
 void i915_gem_reset(struct drm_device *dev)
@@ -2288,8 +2278,7 @@ void i915_gem_reset(struct drm_device *dev)
 		obj->base.read_domains &= ~I915_GEM_GPU_DOMAINS;
 	}
 
-	/* The fence registers are invalidated so clear them out */
-	i915_gem_reset_fences(dev);
+	i915_gem_restore_fences(dev);
 }
 
 /**
@@ -4020,8 +4009,6 @@ i915_gem_idle(struct drm_device *dev)
 	if (!drm_core_check_feature(dev, DRIVER_MODESET))
 		i915_gem_evict_everything(dev);
 
-	i915_gem_reset_fences(dev);
-
 	/* Hack!  Don't let anybody do execbuf while we don't control the chip.
 	 * We need to replace this with a semaphore, or something.
 	 * And not confound mm.suspended!
@@ -4357,7 +4344,8 @@ i915_gem_load(struct drm_device *dev)
 		dev_priv->num_fence_regs = 8;
 
 	/* Initialize fence registers to zero */
-	i915_gem_reset_fences(dev);
+	INIT_LIST_HEAD(&dev_priv->mm.fence_list);
+	i915_gem_restore_fences(dev);
 
 	i915_gem_detect_bit_6_swizzle(dev);
 	init_waitqueue_head(&dev_priv->pending_flip_queue);
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 88b9a66..70db618 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -394,6 +394,7 @@ int i915_restore_state(struct drm_device *dev)
 
 	mutex_lock(&dev->struct_mutex);
 
+	i915_gem_restore_fences(dev);
 	i915_restore_display(dev);
 
 	if (!drm_core_check_feature(dev, DRIVER_MODESET)) {
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 2abb2d3..021e8da 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -690,6 +690,22 @@ static const struct dmi_system_id intel_no_lvds[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Q900"),
 		},
 	},
+	{
+		.callback = intel_no_lvds_dmi_callback,
+		.ident = "Intel D510MO",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "Intel"),
+			DMI_EXACT_MATCH(DMI_BOARD_NAME, "D510MO"),
+		},
+	},
+	{
+		.callback = intel_no_lvds_dmi_callback,
+		.ident = "Intel D525MW",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "Intel"),
+			DMI_EXACT_MATCH(DMI_BOARD_NAME, "D525MW"),
+		},
+	},
 
 	{ }	/* terminating entry */
 };
diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c
index ef161ea9..11a5263 100644
--- a/drivers/gpu/drm/omapdrm/omap_crtc.c
+++ b/drivers/gpu/drm/omapdrm/omap_crtc.c
@@ -40,7 +40,7 @@ struct omap_crtc {
 	 * mgr->id.)  Eventually this will be replaced w/ something
 	 * more common-panel-framework-y
 	 */
-	struct omap_overlay_manager mgr;
+	struct omap_overlay_manager *mgr;
 
 	struct omap_video_timings timings;
 	bool enabled;
@@ -90,7 +90,32 @@ uint32_t pipe2vbl(struct drm_crtc *crtc)
  * job of sequencing the setup of the video pipe in the proper order
  */
 
+/* ovl-mgr-id -> crtc */
+static struct omap_crtc *omap_crtcs[8];
+
 /* we can probably ignore these until we support command-mode panels: */
+static int omap_crtc_connect(struct omap_overlay_manager *mgr,
+		struct omap_dss_device *dst)
+{
+	if (mgr->output)
+		return -EINVAL;
+
+	if ((mgr->supported_outputs & dst->id) == 0)
+		return -EINVAL;
+
+	dst->manager = mgr;
+	mgr->output = dst;
+
+	return 0;
+}
+
+static void omap_crtc_disconnect(struct omap_overlay_manager *mgr,
+		struct omap_dss_device *dst)
+{
+	mgr->output->manager = NULL;
+	mgr->output = NULL;
+}
+
 static void omap_crtc_start_update(struct omap_overlay_manager *mgr)
 {
 }
@@ -107,7 +132,7 @@ static void omap_crtc_disable(struct omap_overlay_manager *mgr)
 static void omap_crtc_set_timings(struct omap_overlay_manager *mgr,
 		const struct omap_video_timings *timings)
 {
-	struct omap_crtc *omap_crtc = container_of(mgr, struct omap_crtc, mgr);
+	struct omap_crtc *omap_crtc = omap_crtcs[mgr->id];
 	DBG("%s", omap_crtc->name);
 	omap_crtc->timings = *timings;
 	omap_crtc->full_update = true;
@@ -116,7 +141,7 @@ static void omap_crtc_set_timings(struct omap_overlay_manager *mgr,
 static void omap_crtc_set_lcd_config(struct omap_overlay_manager *mgr,
 		const struct dss_lcd_mgr_config *config)
 {
-	struct omap_crtc *omap_crtc = container_of(mgr, struct omap_crtc, mgr);
+	struct omap_crtc *omap_crtc = omap_crtcs[mgr->id];
 	DBG("%s", omap_crtc->name);
 	dispc_mgr_set_lcd_config(omap_crtc->channel, config);
 }
@@ -135,6 +160,8 @@ static void omap_crtc_unregister_framedone_handler(
 }
 
 static const struct dss_mgr_ops mgr_ops = {
+		.connect = omap_crtc_connect,
+		.disconnect = omap_crtc_disconnect,
 		.start_update = omap_crtc_start_update,
 		.enable = omap_crtc_enable,
 		.disable = omap_crtc_disable,
@@ -564,7 +591,7 @@ static void omap_crtc_pre_apply(struct omap_drm_apply *apply)
 	} else {
 		if (encoder) {
 			omap_encoder_set_enabled(encoder, false);
-			omap_encoder_update(encoder, &omap_crtc->mgr,
+			omap_encoder_update(encoder, omap_crtc->mgr,
 					&omap_crtc->timings);
 			omap_encoder_set_enabled(encoder, true);
 			omap_crtc->full_update = false;
@@ -590,6 +617,11 @@ static const char *channel_names[] = {
 		[OMAP_DSS_CHANNEL_LCD2] = "lcd2",
 };
 
+void omap_crtc_pre_init(void)
+{
+	dss_install_mgr_ops(&mgr_ops);
+}
+
 /* initialize crtc */
 struct drm_crtc *omap_crtc_init(struct drm_device *dev,
 		struct drm_plane *plane, enum omap_channel channel, int id)
@@ -630,9 +662,7 @@ struct drm_crtc *omap_crtc_init(struct drm_device *dev,
 	omap_irq_register(dev, &omap_crtc->error_irq);
 
 	/* temporary: */
-	omap_crtc->mgr.id = channel;
-
-	dss_install_mgr_ops(&mgr_ops);
+	omap_crtc->mgr = omap_dss_get_overlay_manager(channel);
 
 	/* TODO: fix hard-coded setup.. add properties! */
 	info = &omap_crtc->info;
@@ -646,6 +676,8 @@ struct drm_crtc *omap_crtc_init(struct drm_device *dev,
 
 	omap_plane_install_properties(omap_crtc->plane, &crtc->base);
 
+	omap_crtcs[channel] = omap_crtc;
+
 	return crtc;
 
 fail:
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c
index 826586f..a3004f1 100644
--- a/drivers/gpu/drm/omapdrm/omap_drv.c
+++ b/drivers/gpu/drm/omapdrm/omap_drv.c
@@ -65,10 +65,8 @@ static int get_connector_type(struct omap_dss_device *dssdev)
 	switch (dssdev->type) {
 	case OMAP_DISPLAY_TYPE_HDMI:
 		return DRM_MODE_CONNECTOR_HDMIA;
-	case OMAP_DISPLAY_TYPE_DPI:
-		if (!strcmp(dssdev->name, "dvi"))
-			return DRM_MODE_CONNECTOR_DVID;
-		/* fallthrough */
+	case OMAP_DISPLAY_TYPE_DVI:
+		return DRM_MODE_CONNECTOR_DVID;
 	default:
 		return DRM_MODE_CONNECTOR_Unknown;
 	}
@@ -97,6 +95,9 @@ static int omap_modeset_init(struct drm_device *dev)
 	int num_mgrs = dss_feat_get_num_mgrs();
 	int num_crtcs;
 	int i, id = 0;
+	int r;
+
+	omap_crtc_pre_init();
 
 	drm_mode_config_init(dev);
 
@@ -116,6 +117,7 @@ static int omap_modeset_init(struct drm_device *dev)
 		struct drm_connector *connector;
 		struct drm_encoder *encoder;
 		enum omap_channel channel;
+		struct omap_overlay_manager *mgr;
 
 		if (!dssdev->driver) {
 			dev_warn(dev->dev, "%s has no driver.. skipping it\n",
@@ -131,6 +133,13 @@ static int omap_modeset_init(struct drm_device *dev)
 			continue;
 		}
 
+		r = dssdev->driver->connect(dssdev);
+		if (r) {
+			dev_err(dev->dev, "could not connect display: %s\n",
+					dssdev->name);
+			continue;
+		}
+
 		encoder = omap_encoder_init(dev, dssdev);
 
 		if (!encoder) {
@@ -172,8 +181,9 @@ static int omap_modeset_init(struct drm_device *dev)
 		 * other possible channels to which the encoder can connect are
 		 * not considered.
 		 */
-		channel = dssdev->output->dispc_channel;
 
+		mgr = omapdss_find_mgr_from_display(dssdev);
+		channel = mgr->id;
 		/*
 		 * if this channel hasn't already been taken by a previously
 		 * allocated crtc, we create a new crtc for it
@@ -247,6 +257,9 @@ static int omap_modeset_init(struct drm_device *dev)
 		struct drm_encoder *encoder = priv->encoders[i];
 		struct omap_dss_device *dssdev =
 					omap_encoder_get_dssdev(encoder);
+		struct omap_dss_device *output;
+
+		output = omapdss_find_output_from_display(dssdev);
 
 		/* figure out which crtc's we can connect the encoder to: */
 		encoder->possible_crtcs = 0;
@@ -259,9 +272,11 @@ static int omap_modeset_init(struct drm_device *dev)
 			supported_outputs =
 				dss_feat_get_supported_outputs(crtc_channel);
 
-			if (supported_outputs & dssdev->output->id)
+			if (supported_outputs & output->id)
 				encoder->possible_crtcs |= (1 << id);
 		}
+
+		omap_dss_put_device(output);
 	}
 
 	DBG("registered %d planes, %d crtcs, %d encoders and %d connectors\n",
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.h b/drivers/gpu/drm/omapdrm/omap_drv.h
index 215a20d..14f17da 100644
--- a/drivers/gpu/drm/omapdrm/omap_drv.h
+++ b/drivers/gpu/drm/omapdrm/omap_drv.h
@@ -157,6 +157,7 @@ const struct omap_video_timings *omap_crtc_timings(struct drm_crtc *crtc);
 enum omap_channel omap_crtc_channel(struct drm_crtc *crtc);
 int omap_crtc_apply(struct drm_crtc *crtc,
 		struct omap_drm_apply *apply);
+void omap_crtc_pre_init(void);
 struct drm_crtc *omap_crtc_init(struct drm_device *dev,
 		struct drm_plane *plane, enum omap_channel channel, int id);
 
diff --git a/drivers/gpu/drm/qxl/qxl_ioctl.c b/drivers/gpu/drm/qxl/qxl_ioctl.c
index 6ba49d9..27f45e4 100644
--- a/drivers/gpu/drm/qxl/qxl_ioctl.c
+++ b/drivers/gpu/drm/qxl/qxl_ioctl.c
@@ -171,6 +171,11 @@ static int qxl_execbuffer_ioctl(struct drm_device *dev, void *data,
 		if (user_cmd.command_size > PAGE_SIZE - sizeof(union qxl_release_info))
 			return -EINVAL;
 
+		if (!access_ok(VERIFY_READ,
+			       (void *)(unsigned long)user_cmd.command,
+			       user_cmd.command_size))
+			return -EFAULT;
+
 		ret = qxl_alloc_release_reserved(qdev,
 						 sizeof(union qxl_release_info) +
 						 user_cmd.command_size,
diff --git a/drivers/gpu/drm/radeon/mkregtable.c b/drivers/gpu/drm/radeon/mkregtable.c
index 5a82b6b..af85299 100644
--- a/drivers/gpu/drm/radeon/mkregtable.c
+++ b/drivers/gpu/drm/radeon/mkregtable.c
@@ -373,19 +373,6 @@ static inline void list_splice_tail_init(struct list_head *list,
 		pos = pos->next)
 
 /**
- * __list_for_each	-	iterate over a list
- * @pos:	the &struct list_head to use as a loop cursor.
- * @head:	the head for your list.
- *
- * This variant differs from list_for_each() in that it's the
- * simplest possible list iteration code, no prefetching is done.
- * Use this for code that knows the list to be very short (empty
- * or 1 entry) most of the time.
- */
-#define __list_for_each(pos, head) \
-	for (pos = (head)->next; pos != (head); pos = pos->next)
-
-/**
  * list_for_each_prev	-	iterate over a list backwards
  * @pos:	the &struct list_head to use as a loop cursor.
  * @head:	the head for your list.
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index b174674..665ced3 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -230,7 +230,7 @@ static int radeonfb_create(struct drm_fb_helper *helper,
 
 	ret = radeon_framebuffer_init(rdev->ddev, &rfbdev->rfb, &mode_cmd, gobj);
 	if (ret) {
-		DRM_ERROR("failed to initalise framebuffer %d\n", ret);
+		DRM_ERROR("failed to initialize framebuffer %d\n", ret);
 		goto out_unref;
 	}