Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux

Pull drm fixes from Dave Airlie:
 "Not a huge amount happening, some MAINTAINERS updates, radeon, vmwgfx
  and tegra fixes"

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm/vmwgfx: avoid null pointer dereference at failure paths
  drm/vmwgfx: Make sure backing mobs are cleared when allocated. Update driver date.
  drm/vmwgfx: Remove some unused surface formats
  drm/radeon: enable speaker allocation setup on dce3.2
  drm/radeon: change audio enable logic
  drm/radeon: fix audio disable on dce6+
  drm/radeon: free uvd ring on unload
  drm/radeon: disable pll sharing for DP on DCE4.1
  drm/radeon: fix missing bo reservation
  drm/radeon: print the supported atpx function mask
  MAINTAINERS: update drm git tree entry
  MAINTAINERS: add entry for drm radeon driver
  drm/tegra: Add guard to avoid double disable/enable of RGB outputs
  gpu: host1x: do not check previously handled gathers
  drm/tegra: fix typo 'CONFIG_TEGRA_DRM_FBDEV'

1 files changed, 19 insertions, 16 deletions

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c b/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c
index d4a5a19cb8c3..04a64b8cd3cd 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c
@@ -188,18 +188,20 @@ static void vmw_takedown_otable_base(struct vmw_private *dev_priv,
 
 	bo = otable->page_table->pt_bo;
 	cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
-	if (unlikely(cmd == NULL))
-		DRM_ERROR("Failed reserving FIFO space for OTable setup.\n");
-
-	memset(cmd, 0, sizeof(*cmd));
-	cmd->header.id = SVGA_3D_CMD_SET_OTABLE_BASE;
-	cmd->header.size = sizeof(cmd->body);
-	cmd->body.type = type;
-	cmd->body.baseAddress = 0;
-	cmd->body.sizeInBytes = 0;
-	cmd->body.validSizeInBytes = 0;
-	cmd->body.ptDepth = SVGA3D_MOBFMT_INVALID;
-	vmw_fifo_commit(dev_priv, sizeof(*cmd));
+	if (unlikely(cmd == NULL)) {
+		DRM_ERROR("Failed reserving FIFO space for OTable "
+			  "takedown.\n");
+	} else {
+		memset(cmd, 0, sizeof(*cmd));
+		cmd->header.id = SVGA_3D_CMD_SET_OTABLE_BASE;
+		cmd->header.size = sizeof(cmd->body);
+		cmd->body.type = type;
+		cmd->body.baseAddress = 0;
+		cmd->body.sizeInBytes = 0;
+		cmd->body.validSizeInBytes = 0;
+		cmd->body.ptDepth = SVGA3D_MOBFMT_INVALID;
+		vmw_fifo_commit(dev_priv, sizeof(*cmd));
+	}
 
 	if (bo) {
 		int ret;
@@ -562,11 +564,12 @@ void vmw_mob_unbind(struct vmw_private *dev_priv,
 	if (unlikely(cmd == NULL)) {
 		DRM_ERROR("Failed reserving FIFO space for Memory "
 			  "Object unbinding.\n");
+	} else {
+		cmd->header.id = SVGA_3D_CMD_DESTROY_GB_MOB;
+		cmd->header.size = sizeof(cmd->body);
+		cmd->body.mobid = mob->id;
+		vmw_fifo_commit(dev_priv, sizeof(*cmd));
 	}
-	cmd->header.id = SVGA_3D_CMD_DESTROY_GB_MOB;
-	cmd->header.size = sizeof(cmd->body);
-	cmd->body.mobid = mob->id;
-	vmw_fifo_commit(dev_priv, sizeof(*cmd));
 	if (bo) {
 		vmw_fence_single_bo(bo, NULL);
 		ttm_bo_unreserve(bo);