[Intel-gfx] [PATCH v2 03/11] drm/i915/preempt: Fix WaEnablePreemptionGranularityControlByUMD

[Joonas Lahtinen]

On Wed, 2017-09-27 at 17:44 +0100, Chris Wilson wrote:
> From: Jeff McGee <jeff.mcgee at intel.com>
> 
> The WA applies to all production Gen9 and requires both enabling and
> whitelisting of the per-context preemption control register.
> 
> Signed-off-by: Jeff McGee <jeff.mcgee at intel.com>
> Signed-off-by: Michał Winiarski <michal.winiarski at intel.com>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

<SNIP>

> ---
>  drivers/gpu/drm/i915/intel_engine_cs.c | 12 +++---------
>  1 file changed, 3 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
> index a28e2a864cf1..af3fe494a429 100644
> --- a/drivers/gpu/drm/i915/intel_engine_cs.c
> +++ b/drivers/gpu/drm/i915/intel_engine_cs.c
> @@ -1077,7 +1077,9 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine)
>  		return ret;
>  
>  	/* WaEnablePreemptionGranularityControlByUMD:skl,bxt,kbl,cfl */

To have the record correct, this applies to CNL too.

Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>

Regards, Joonas
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation