From 4bb353343dcc2486a1deda87f4c069153dc353c3 Mon Sep 17 00:00:00 2001 From: Damien Lespiau Date: Fri, 14 Jun 2013 15:23:24 +0100 Subject: [PATCH] drm/i915: We implement WaFbcAsynchFlipDisableFbcQueue on ilk and snb v2: Put the comment a bit closer to the actual write (Paulo Zanoni) Reviewed-by: Paulo Zanoni Signed-off-by: Damien Lespiau [danvet: Fix space before tab.] Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_pm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index cae89fe9b84f..d212e42638d9 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4453,6 +4453,7 @@ static void ironlake_init_clock_gating(struct drm_device *dev) * The bit 7,8,9 of 0x42020. */ if (IS_IRONLAKE_M(dev)) { + /* WaFbcAsynchFlipDisableFbcQueue:ilk */ I915_WRITE(ILK_DISPLAY_CHICKEN1, I915_READ(ILK_DISPLAY_CHICKEN1) | ILK_FBCQ_DIS); @@ -4589,6 +4590,8 @@ static void gen6_init_clock_gating(struct drm_device *dev) * The bit5 and bit7 of 0x42020 * The bit14 of 0x70180 * The bit14 of 0x71180 + * + * WaFbcAsynchFlipDisableFbcQueue:snb */ I915_WRITE(ILK_DISPLAY_CHICKEN1, I915_READ(ILK_DISPLAY_CHICKEN1) | -- GitLab