drm/i915: Reject page flips with changed format/offset/pitch
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Thu, 24 May 2012 18:08:59 +0000 (21:08 +0300)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Thu, 5 Jul 2012 11:29:45 +0000 (13:29 +0200)
commite6a595d2db7ad403fcb2b7b168754d7551fc8c9b
tree0925ca05d909924b30d4888d4e06b9db4989ba1f
parent3a7f2f6a9e43f2c5ce45d4ca19c43bf61df3f0dd
drm/i915: Reject page flips with changed format/offset/pitch

MI display flips can't handle some changes in the framebuffer
format or layout. Return an error in such cases.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_display.c