[Intel-gfx] [PATCH] drm/i915/mtl: Add Wa_22016670082

[Balasubramani Vivekanandan]

On 25.10.2023 18:47, Dnyaneshwar Bhadane wrote:
> Implemented workaround for XeLPM+
> BSpec: 51762
> 
> Signed-off-by: Dnyaneshwar Bhadane <dnyaneshwar.bhadane at intel.com>
> ---
>  drivers/gpu/drm/i915/gt/intel_workarounds.c | 3 +++
>  1 file changed, 3 insertions(+)

Reviewed-by: Balasubramani Vivekanandan <balasubramani.vivekanandan at intel.com>

Regards,
Bala

> 
> diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
> index 192ac0e59afa..6ae7a4de83b0 100644
> --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
> +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
> @@ -1674,6 +1674,9 @@ xelpmp_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal)
>  	 */
>  	wa_write_or(wal, XELPMP_GSC_MOD_CTRL, FORCE_MISS_FTLB);
>  
> +	/* Wa_22016670082 */
> +	wa_write_or(wal, GEN12_SQCNT1, GEN12_STRICT_RAR_ENABLE);
> +
>  	debug_dump_steering(gt);
>  }
>  
> -- 
> 2.34.1
>