Merge branch 'dev/removing-s5p6442' into for-next

9 files changed, 63 insertions, 19 deletions

diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c
index 5d00b0fc0d91..959186cbf328 100644
--- a/drivers/gpu/drm/drm_mm.c
+++ b/drivers/gpu/drm/drm_mm.c
@@ -431,7 +431,7 @@ EXPORT_SYMBOL(drm_mm_search_free_in_range);
 void drm_mm_replace_node(struct drm_mm_node *old, struct drm_mm_node *new)
 {
 	list_replace(&old->node_list, &new->node_list);
-	list_replace(&old->node_list, &new->hole_stack);
+	list_replace(&old->hole_stack, &new->hole_stack);
 	new->hole_follows = old->hole_follows;
 	new->mm = old->mm;
 	new->start = old->start;
@@ -699,8 +699,8 @@ int drm_mm_dump_table(struct seq_file *m, struct drm_mm *mm)
 				entry->size);
 		total_used += entry->size;
 		if (entry->hole_follows) {
-			hole_start = drm_mm_hole_node_start(&mm->head_node);
-			hole_end = drm_mm_hole_node_end(&mm->head_node);
+			hole_start = drm_mm_hole_node_start(entry);
+			hole_end = drm_mm_hole_node_end(entry);
 			hole_size = hole_end - hole_start;
 			seq_printf(m, "0x%08lx-0x%08lx: 0x%08lx: free\n",
 					hole_start, hole_end, hole_size);
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index e522c702b04e..373c2a005ec1 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5154,8 +5154,6 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 
 	I915_WRITE(DSPCNTR(plane), dspcntr);
 	POSTING_READ(DSPCNTR(plane));
-	if (!HAS_PCH_SPLIT(dev))
-		intel_enable_plane(dev_priv, plane, pipe);
 
 	ret = intel_pipe_set_base(crtc, x, y, old_fb);
 
@@ -5605,9 +5603,9 @@ static int intel_crtc_clock_get(struct drm_device *dev, struct drm_crtc *crtc)
 	intel_clock_t clock;
 
 	if ((dpll & DISPLAY_RATE_SELECT_FPA1) == 0)
-		fp = FP0(pipe);
+		fp = I915_READ(FP0(pipe));
 	else
-		fp = FP1(pipe);
+		fp = I915_READ(FP1(pipe));
 
 	clock.m1 = (fp & FP_M1_DIV_MASK) >> FP_M1_DIV_SHIFT;
 	if (IS_PINEVIEW(dev)) {
@@ -6579,8 +6577,10 @@ intel_user_framebuffer_create(struct drm_device *dev,
 		return ERR_PTR(-ENOENT);
 
 	intel_fb = kzalloc(sizeof(*intel_fb), GFP_KERNEL);
-	if (!intel_fb)
+	if (!intel_fb) {
+		drm_gem_object_unreference_unlocked(&obj->base);
 		return ERR_PTR(-ENOMEM);
+	}
 
 	ret = intel_framebuffer_init(dev, intel_fb, mode_cmd, obj);
 	if (ret) {
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index cb8578b7e443..a4d80314e7f8 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1470,7 +1470,8 @@ intel_dp_link_down(struct intel_dp *intel_dp)
 
 	if (!HAS_PCH_CPT(dev) &&
 	    I915_READ(intel_dp->output_reg) & DP_PIPEB_SELECT) {
-		struct intel_crtc *intel_crtc = to_intel_crtc(intel_dp->base.base.crtc);
+		struct drm_crtc *crtc = intel_dp->base.base.crtc;
+
 		/* Hardware workaround: leaving our transcoder select
 		 * set to transcoder B while it's off will prevent the
 		 * corresponding HDMI output on transcoder A.
@@ -1485,7 +1486,19 @@ intel_dp_link_down(struct intel_dp *intel_dp)
 		/* Changes to enable or select take place the vblank
 		 * after being written.
 		 */
-		intel_wait_for_vblank(dev, intel_crtc->pipe);
+		if (crtc == NULL) {
+			/* We can arrive here never having been attached
+			 * to a CRTC, for instance, due to inheriting
+			 * random state from the BIOS.
+			 *
+			 * If the pipe is not running, play safe and
+			 * wait for the clocks to stabilise before
+			 * continuing.
+			 */
+			POSTING_READ(intel_dp->output_reg);
+			msleep(50);
+		} else
+			intel_wait_for_vblank(dev, to_intel_crtc(crtc)->pipe);
 	}
 
 	I915_WRITE(intel_dp->output_reg, DP & ~DP_PORT_EN);
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index a562bd2648c7..67cb076d271b 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -539,6 +539,9 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
 	struct drm_device *dev = dev_priv->dev;
 	struct drm_connector *connector = dev_priv->int_lvds_connector;
 
+	if (dev->switch_power_state != DRM_SWITCH_POWER_ON)
+		return NOTIFY_OK;
+
 	/*
 	 * check and update the status of LVDS connector after receiving
 	 * the LID nofication event.
diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c
index 5045f8b921d6..c3e953b08992 100644
--- a/drivers/gpu/drm/nouveau/nouveau_mem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_mem.c
@@ -152,8 +152,6 @@ nouveau_mem_vram_fini(struct drm_device *dev)
 {
 	struct drm_nouveau_private *dev_priv = dev->dev_private;
 
-	nouveau_bo_ref(NULL, &dev_priv->vga_ram);
-
 	ttm_bo_device_release(&dev_priv->ttm.bdev);
 
 	nouveau_ttm_global_release(dev_priv);
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index a30adec5beaa..915fbce89595 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -768,6 +768,11 @@ static void nouveau_card_takedown(struct drm_device *dev)
 	engine->mc.takedown(dev);
 	engine->display.late_takedown(dev);
 
+	if (dev_priv->vga_ram) {
+		nouveau_bo_unpin(dev_priv->vga_ram);
+		nouveau_bo_ref(NULL, &dev_priv->vga_ram);
+	}
+
 	mutex_lock(&dev->struct_mutex);
 	ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_VRAM);
 	ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_TT);
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index f116516bfef7..dd881d035f09 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -431,7 +431,7 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
 		}
 	}
 
-	/* Acer laptop (Acer TravelMate 5730G) has an HDMI port
+	/* Acer laptop (Acer TravelMate 5730/5730G) has an HDMI port
 	 * on the laptop and a DVI port on the docking station and
 	 * both share the same encoder, hpd pin, and ddc line.
 	 * So while the bios table is technically correct,
@@ -440,7 +440,7 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
 	 * with different crtcs which isn't possible on the hardware
 	 * side and leaves no crtcs for LVDS or VGA.
 	 */
-	if ((dev->pdev->device == 0x95c4) &&
+	if (((dev->pdev->device == 0x95c4) || (dev->pdev->device == 0x9591)) &&
 	    (dev->pdev->subsystem_vendor == 0x1025) &&
 	    (dev->pdev->subsystem_device == 0x013c)) {
 		if ((*connector_type == DRM_MODE_CONNECTOR_DVII) &&
diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
index ed5dfe58f29c..9d95792bea3e 100644
--- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c
+++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
@@ -15,6 +15,9 @@
 #define ATPX_VERSION 0
 #define ATPX_GPU_PWR 2
 #define ATPX_MUX_SELECT 3
+#define ATPX_I2C_MUX_SELECT 4
+#define ATPX_SWITCH_START 5
+#define ATPX_SWITCH_END 6
 
 #define ATPX_INTEGRATED 0
 #define ATPX_DISCRETE 1
@@ -149,13 +152,35 @@ static int radeon_atpx_switch_mux(acpi_handle handle, int mux_id)
 	return radeon_atpx_execute(handle, ATPX_MUX_SELECT, mux_id);
 }
 
+static int radeon_atpx_switch_i2c_mux(acpi_handle handle, int mux_id)
+{
+	return radeon_atpx_execute(handle, ATPX_I2C_MUX_SELECT, mux_id);
+}
+
+static int radeon_atpx_switch_start(acpi_handle handle, int gpu_id)
+{
+	return radeon_atpx_execute(handle, ATPX_SWITCH_START, gpu_id);
+}
+
+static int radeon_atpx_switch_end(acpi_handle handle, int gpu_id)
+{
+	return radeon_atpx_execute(handle, ATPX_SWITCH_END, gpu_id);
+}
 
 static int radeon_atpx_switchto(enum vga_switcheroo_client_id id)
 {
+	int gpu_id;
+
 	if (id == VGA_SWITCHEROO_IGD)
-		radeon_atpx_switch_mux(radeon_atpx_priv.atpx_handle, 0);
+		gpu_id = ATPX_INTEGRATED;
 	else
-		radeon_atpx_switch_mux(radeon_atpx_priv.atpx_handle, 1);
+		gpu_id = ATPX_DISCRETE;
+
+	radeon_atpx_switch_start(radeon_atpx_priv.atpx_handle, gpu_id);
+	radeon_atpx_switch_mux(radeon_atpx_priv.atpx_handle, gpu_id);
+	radeon_atpx_switch_i2c_mux(radeon_atpx_priv.atpx_handle, gpu_id);
+	radeon_atpx_switch_end(radeon_atpx_priv.atpx_handle, gpu_id);
+
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_cursor.c b/drivers/gpu/drm/radeon/radeon_cursor.c
index bdf2fa1189ae..3189a7efb2e9 100644
--- a/drivers/gpu/drm/radeon/radeon_cursor.c
+++ b/drivers/gpu/drm/radeon/radeon_cursor.c
@@ -167,9 +167,6 @@ int radeon_crtc_cursor_set(struct drm_crtc *crtc,
 		return -EINVAL;
 	}
 
-	radeon_crtc->cursor_width = width;
-	radeon_crtc->cursor_height = height;
-
 	obj = drm_gem_object_lookup(crtc->dev, file_priv, handle);
 	if (!obj) {
 		DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, radeon_crtc->crtc_id);
@@ -180,6 +177,9 @@ int radeon_crtc_cursor_set(struct drm_crtc *crtc,
 	if (ret)
 		goto fail;
 
+	radeon_crtc->cursor_width = width;
+	radeon_crtc->cursor_height = height;
+
 	radeon_lock_cursor(crtc, true);
 	/* XXX only 27 bit offset for legacy cursor */
 	radeon_set_cursor(crtc, obj, gpu_addr);