Merge tag 'topic/drm-misc-2015-07-23' of git://anongit.freedesktop.org/drm-intel into drm-next

Update drm-misc pull request since the first one didn't go in yet. Few
atomic helper patches, rejecting some old dri1 crap for modern drivers and
a few trivial things on top.

* tag 'topic/drm-misc-2015-07-23' of git://anongit.freedesktop.org/drm-intel:
  drm/mgag200: remove unneeded variable
  drm/mgag200: remove unused variables
  drm/atomic: Only update crtc->x/y if it's part of the state, v2.
  drm/fb: drop panic handling
  drm: Fix warning with make xmldocs caused by drm_irq.c
  drm/gem: rip out drm vma accounting for gem mmaps
  drm/fourcc: Add formats R8, RG88, GR88
  drm/atomic: Cleanup on error properly in the atomic ioctl.
  drm: Update plane->fb also for page_flip
  drm: remove redundant code form drm_ioc32.c
  drm: reset empty state in transitional helpers
  drm/crtc-helper: Fixup error handling in drm_helper_crtc_mode_set
  drm/atomic: Update old_fb after setting a property.
  drm: Remove useless blank line
  drm: Reject DRI1 hw lock ioctl functions for kms drivers
  drm: Convert drm_legacy_ctxbitmap_init to void return type
  drm: Turn off Legacy Context Functions

1 files changed, 1 insertions, 8 deletions

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 357bd04a173b..9b6cdcbbe5bb 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -4301,7 +4301,6 @@ void drm_property_unreference_blob(struct drm_property_blob *blob)
                 mutex_unlock(&dev->mode_config.blob_lock);
         else
                 might_lock(&dev->mode_config.blob_lock);
-
 }
 EXPORT_SYMBOL(drm_property_unreference_blob);
 
@@ -5349,13 +5348,7 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
                 /* Keep the old fb, don't unref it. */
                 crtc->primary->old_fb = NULL;
         } else {
-                /*
-                 * Warn if the driver hasn't properly updated the crtc->fb
-                 * field to reflect that the new framebuffer is now used.
-                 * Failing to do so will screw with the reference counting
-                 * on framebuffers.
-                 */
-                WARN_ON(crtc->primary->fb != fb);
+                crtc->primary->fb = fb;
                 /* Unref only the old framebuffer. */
                 fb = NULL;
         }