Commit 7457d617 authored Jun 07, 2013 by Damien Lespiau Committed by Daniel Vetter Jul 16, 2013

drm/i915: We implement WaFbcWaitForVBlankBeforeEnable for ilk and snb



We also wait for that blank on other platforms but the w/a doesn't
apply there. Not an issue at all.

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

parent a0b3335a

drivers/gpu/drm/i915/intel_pm.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -404,6 +404,8 @@ static void intel_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
		* following the termination of the page-flipping sequence
		* and indeed performing the enable as a co-routine and not
		* waiting synchronously upon the vblank.
		*
		* WaFbcWaitForVBlankBeforeEnable:ilk,snb
		*/
		schedule_delayed_work(&work->work, msecs_to_jiffies(50));
		}