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authorDamien Lespiau <damien.lespiau@intel.com>2013-06-14 15:23:24 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-07-16 10:31:54 +0200
commit4bb353343dcc2486a1deda87f4c069153dc353c3 (patch)
treeb77b13b0143acace5f3855d7b6e1069986e5310a /drivers
parent7457d61748f7939dea49849db442cb3df4c7c3fe (diff)
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 <paulo.r.zanoni@intel.com> Signed-off-by: Damien Lespiau <damien.lespiau@intel.com> [danvet: Fix space before tab.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index cae89fe9b84..d212e42638d 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) |