Merge tag 'drm-misc-next-2017-03-31' of git://anongit.freedesktop.org/git/drm-misc into drm-next

drm-misc for 4.12:

Core:
- Removed some fb subsampling dimension checks from core (Ville)
- Some MST slot cleanup (Dhinakaran)
- Extracted drm_debugfs.h & drm_ioctl.h from drmP.h (Daniel)
- Added drm_atomic_helper_shutdown() to compliment suspend/resume counterparts
  (Daniel)
- Pipe context through legacy modeset to remove legacy_backoff nasties (Daniel)
- Cleanups around vblank as well as allowing lockless counter reads (Chris W.)
- VGA Switcheroo added to MAINTAINERS with Lukas Wunner as reviewer (Lukas)

Drivers:
- Enhancements to rockchip driver probe (Jeffy) and dsi (Chris Z.)
- Thunderbolt external GPU awareness added (Lukas)

* tag 'drm-misc-next-2017-03-31' of git://anongit.freedesktop.org/git/drm-misc: (63 commits)
  apple-gmux: Don't switch external DP port on 2011+ MacBook Pros
  drm/nouveau: Don't register Thunderbolt eGPU with vga_switcheroo
  drm/amdgpu: Don't register Thunderbolt eGPU with vga_switcheroo
  drm/radeon: Don't register Thunderbolt eGPU with vga_switcheroo
  PCI: Recognize Thunderbolt devices
  MAINTAINERS: Add Lukas Wunner as reviewer for vga_switcheroo
  drm: Fix locking gotcha in page_flip ioctl
  drm: Clarify the role of plane_state argument to drm_simple update().
  drm: Clear e after kfree in drm_mode_page_flip_ioctl
  drm: Convert cmpxchg(bool) back to a two step operation
  drm/bridge: ti-tfp410: support hpd via gpio
  drm: use .hword to represent 16-bit numbers
  Revert unrelated part of "drm: simplify the locking in the GETCRTC ioctl"
  drm: Fixup failure paths in drm_atomic_helper_set_config
  drm: Peek at the current counter/timestamp for vblank queries
  drm: Refactor vblank sequence number comparison
  drm: vblank cannot be enabled if dev->irq_enabled is false
  drm: Mark up accesses of vblank->enabled outside of its spinlock
  drm: Make the decision to keep vblank irq enabled earlier
  drm/atomic-helper: Remove the backoff hack from set_config
  ...

drivers/gpu/drm/vmwgfx/vmwgfx_kms.c

@@ -2947,10 +2947,11 @@ vmw_kms_create_implicit_placement_property(struct vmw_private *dev_priv,
  * the vmwgfx modesetting. So explicitly clear that member before calling
  * into drm_atomic_helper_set_config.
  */
-int vmw_kms_set_config(struct drm_mode_set *set)
+int vmw_kms_set_config(struct drm_mode_set *set,
+		       struct drm_modeset_acquire_ctx *ctx)
 {
 	if (set && set->mode)
 		set->mode->type = 0;
 
-	return drm_atomic_helper_set_config(set);
+	return drm_atomic_helper_set_config(set, ctx);
 }

drivers/gpu/drm/vmwgfx/vmwgfx_kms.h

@@ -453,6 +453,7 @@ int vmw_kms_stdu_dma(struct vmw_private *dev_priv,
 		     bool to_surface,
 		     bool interruptible);
 
-int vmw_kms_set_config(struct drm_mode_set *set);
+int vmw_kms_set_config(struct drm_mode_set *set,
+		       struct drm_modeset_acquire_ctx *ctx);
 
 #endif

drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c

@@ -310,7 +310,8 @@ static void vmw_sou_crtc_helper_disable(struct drm_crtc *crtc)
 static int vmw_sou_crtc_page_flip(struct drm_crtc *crtc,
 				  struct drm_framebuffer *new_fb,
 				  struct drm_pending_vblank_event *event,
-				  uint32_t flags)
+				  uint32_t flags,
+				  struct drm_modeset_acquire_ctx *ctx)
 {
 	struct vmw_private *dev_priv = vmw_priv(crtc->dev);
 	struct drm_framebuffer *old_fb = crtc->primary->fb;
@@ -323,7 +324,7 @@ static int vmw_sou_crtc_page_flip(struct drm_crtc *crtc,
 		return -EINVAL;
 
 	flags &= ~DRM_MODE_PAGE_FLIP_ASYNC;
-	ret = drm_atomic_helper_page_flip(crtc, new_fb, NULL, flags);
+	ret = drm_atomic_helper_page_flip(crtc, new_fb, NULL, flags, ctx);
 	if (ret) {
 		DRM_ERROR("Page flip error %d.\n", ret);
 		return ret;

drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c

@@ -481,7 +481,8 @@ static void vmw_stdu_crtc_helper_disable(struct drm_crtc *crtc)
 static int vmw_stdu_crtc_page_flip(struct drm_crtc *crtc,
 				   struct drm_framebuffer *new_fb,
 				   struct drm_pending_vblank_event *event,
-				   uint32_t flags)
+				   uint32_t flags,
+				   struct drm_modeset_acquire_ctx *ctx)
 
 {
 	struct vmw_private *dev_priv = vmw_priv(crtc->dev);
@@ -504,7 +505,7 @@ static int vmw_stdu_crtc_page_flip(struct drm_crtc *crtc,
 	 * don't hand it to the helper.
 	 */
 	flags &= ~DRM_MODE_PAGE_FLIP_ASYNC;
-	ret = drm_atomic_helper_page_flip(crtc, new_fb, NULL, flags);
+	ret = drm_atomic_helper_page_flip(crtc, new_fb, NULL, flags, ctx);
 	if (ret) {
 		DRM_ERROR("Page flip error %d.\n", ret);
 		return ret;