From 7457d61748f7939dea49849db442cb3df4c7c3fe Mon Sep 17 00:00:00 2001 From: Damien Lespiau Date: Fri, 7 Jun 2013 17:41:07 +0100 Subject: [PATCH] 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 Reviewed-by: Paulo Zanoni Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_pm.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index bc5aae088550..cae89fe9b84f 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -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)); } -- 2.30.2