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* [PATCH] drm/i915/gen9: Reintroduce WaEnableYV12BugFixInHalfSliceChicken7
@ 2017-05-12 11:20 Arkadiusz Hiler
  2017-05-12 11:50 ` ✓ Fi.CI.BAT: success for " Patchwork
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Arkadiusz Hiler @ 2017-05-12 11:20 UTC (permalink / raw)
  To: intel-gfx; +Cc: Mika Kuoppala

This basically reverts commit 465418c6064c
("drm/i915/gen9: Remove WaEnableYV12BugFixInHalfSliceChicken7")
with small addition - marking it as affecting KBL as well.

It was incorrectly considered fixed in production steppings.

References: HSD#2126385, HSD#2131381, HSDES#1504433555, BSID#0764
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Cc: Jeff McGee <jeff.mcgee@intel.com>
Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com>
---
 drivers/gpu/drm/i915/intel_engine_cs.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index 483ed76..49c2315 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -851,8 +851,10 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine)
 		 */
 	}
 
+	/* WaEnableYV12BugFixInHalfSliceChicken7:skl,bxt,kbl,glk */
 	/* WaEnableSamplerGPGPUPreemptionSupport:skl,bxt,kbl */
 	WA_SET_BIT_MASKED(GEN9_HALF_SLICE_CHICKEN7,
+			  GEN9_ENABLE_YV12_BUGFIX |
 			  GEN9_ENABLE_GPGPU_PREEMPTION);
 
 	/* Wa4x4STCOptimizationDisable:skl,bxt,kbl,glk */
-- 
2.9.3

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^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2017-05-17 11:36 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-05-12 11:20 [PATCH] drm/i915/gen9: Reintroduce WaEnableYV12BugFixInHalfSliceChicken7 Arkadiusz Hiler
2017-05-12 11:50 ` ✓ Fi.CI.BAT: success for " Patchwork
2017-05-12 12:23 ` [PATCH] " Mika Kuoppala
2017-05-17 11:36 ` Mika Kuoppala

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