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authorDamien Lespiau <damien.lespiau@intel.com>2012-10-04 17:49:23 (GMT)
committerDaniel Vetter <daniel.vetter@ffwll.ch>2012-10-08 09:10:03 (GMT)
commit62cb944fa24728d164497834e4181ba0d266b32b (patch)
tree3160dfe4005389e02c1551ee3fb42513c2bc0e00 /drivers
parent1a4bd9eaf078a0f95b4c92a02fc6d16647212bb5 (diff)
downloadlinux-fsl-qoriq-62cb944fa24728d164497834e4181ba0d266b32b.tar.xz
drm/i915: Document that we are implementing WaDisableBackToBackFlipFix
For the next person that checks these kind of things, without having to dig up the register definition. 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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index b5b772a..0dd2ca7 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3536,6 +3536,7 @@ static void ivybridge_init_clock_gating(struct drm_device *dev)
I915_WRITE(_3D_CHICKEN3,
_MASKED_BIT_ENABLE(_3D_CHICKEN_SF_DISABLE_OBJEND_CULL));
+ /* WaDisableBackToBackFlipFix */
I915_WRITE(IVB_CHICKEN3,
CHICKEN3_DGMG_REQ_OUT_FIX_DISABLE |
CHICKEN3_DGMG_DONE_FIX_DISABLE);
@@ -3616,6 +3617,7 @@ static void valleyview_init_clock_gating(struct drm_device *dev)
I915_WRITE(_3D_CHICKEN3,
_MASKED_BIT_ENABLE(_3D_CHICKEN_SF_DISABLE_OBJEND_CULL));
+ /* WaDisableBackToBackFlipFix */
I915_WRITE(IVB_CHICKEN3,
CHICKEN3_DGMG_REQ_OUT_FIX_DISABLE |
CHICKEN3_DGMG_DONE_FIX_DISABLE);