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From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
To: Arkadiusz Hiler <arkadiusz.hiler@intel.com>,
	intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH] drm/i915/gen9: Reintroduce WaEnableYV12BugFixInHalfSliceChicken7
Date: Fri, 12 May 2017 15:23:21 +0300	[thread overview]
Message-ID: <878tm2l0w6.fsf@gaia.fi.intel.com> (raw)
In-Reply-To: <20170512112015.19082-1-arkadiusz.hiler@intel.com>

Arkadiusz Hiler <arkadiusz.hiler@intel.com> writes:

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

s/KBL/GLK

Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>

>
> 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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  parent reply	other threads:[~2017-05-12 12:23 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
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 ` Mika Kuoppala [this message]
2017-05-17 11:36 ` [PATCH] " Mika Kuoppala

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