blob: 14d41d16303c41af6785c12f52394d901ce6a8e4 [file] [log] [blame]
From 8d1ab59df9e8a19abc331c73180269222c8cf96c Mon Sep 17 00:00:00 2001
From: Damien Lespiau <damien.lespiau@intel.com>
Date: Fri, 14 Jun 2013 15:23:24 +0100
Subject: 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>
(cherry picked from commit 4bb353343dcc2486a1deda87f4c069153dc353c3)
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
---
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 abd216d6cde3..cc5883215df4 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) |
--
1.8.5.rc3