[Intel-gfx] [PATCH RESEND v2] drm/i915/gen9: Remove WaEnableYV12BugFixInHalfSliceChicken7

[Mika Kuoppala]

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

> Dropping WA because it was for early steppings.
>
> It is fixed in newer preproduction and all production revisions.
>
> v2: add references, updated commit message
>
> References: HSD#2126385, HSD#2131381, BSID#0764
> Cc: Mika Kuoppala <mika.kuoppala at intel.com>
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Michal Winiarski <michal.winiarski at intel.com>
> Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler at intel.com>

Applied. Thanks for the patch.

-Mika


> ---
>  drivers/gpu/drm/i915/intel_ringbuffer.c | 2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
> index e107455..32786ba 100644
> --- a/drivers/gpu/drm/i915/intel_ringbuffer.c
> +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
> @@ -849,10 +849,8 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine)
>  		 */
>  	}
>  
> -	/* WaEnableYV12BugFixInHalfSliceChicken7:skl,bxt,kbl */
>  	/* WaEnableSamplerGPGPUPreemptionSupport:skl,bxt,kbl */
>  	WA_SET_BIT_MASKED(GEN9_HALF_SLICE_CHICKEN7,
> -			  GEN9_ENABLE_YV12_BUGFIX |
>  			  GEN9_ENABLE_GPGPU_PREEMPTION);
>  
>  	/* Wa4x4STCOptimizationDisable:skl,bxt,kbl */
> -- 
> 2.7.4