Re: [PATCH v2 1/2] drm/i915/gt: Use MEDIA_VER() when handling media fuses

[Andrzej Hajda <andrzej.hajda@xxxxxxxxx>]

On 10.09.2022 01:18, Lucas De Marchi wrote:
> Check for media IP version instead of graphics since this is figuring
> out the media engines' configuration. Currently the only platform with
> non-matching graphics/media version is Meteor Lake: update the check in
> gen11_vdbox_has_sfc() so it considers not only version 12, but also any
> later version which then includes that platform.
>
> Reviewed-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
> Signed-off-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>

Reviewed-by: Andrzej Hajda <andrzej.hajda@xxxxxxxxx>

Regards
Andrzej
> diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
> index 6e0122b3dca2..b6602439224d 100644
> --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
> +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
> @@ -654,13 +654,12 @@ bool gen11_vdbox_has_sfc(struct intel_gt *gt,
>   	 */
>   	if ((gt->info.sfc_mask & BIT(physical_vdbox / 2)) == 0)
>   		return false;
> -	else if (GRAPHICS_VER(i915) == 12)
> +	else if (MEDIA_VER(i915) >= 12)
>   		return (physical_vdbox % 2 == 0) ||
>   			!(BIT(physical_vdbox - 1) & vdbox_mask);
> -	else if (GRAPHICS_VER(i915) == 11)
> +	else if (MEDIA_VER(i915) == 11)
>   		return logical_vdbox % 2 == 0;
>   
> -	MISSING_CASE(GRAPHICS_VER(i915));
>   	return false;
>   }
>   
> @@ -747,14 +746,14 @@ static intel_engine_mask_t init_engine_mask(struct intel_gt *gt)
>   	 * and bits have disable semantices.
>   	 */
>   	media_fuse = intel_uncore_read(uncore, GEN11_GT_VEBOX_VDBOX_DISABLE);
> -	if (GRAPHICS_VER_FULL(i915) < IP_VER(12, 50))
> +	if (MEDIA_VER_FULL(i915) < IP_VER(12, 50))
>   		media_fuse = ~media_fuse;
>   
>   	vdbox_mask = media_fuse & GEN11_GT_VDBOX_DISABLE_MASK;
>   	vebox_mask = (media_fuse & GEN11_GT_VEBOX_DISABLE_MASK) >>
>   		      GEN11_GT_VEBOX_DISABLE_SHIFT;
>   
> -	if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) {
> +	if (MEDIA_VER_FULL(i915) >= IP_VER(12, 50)) {
>   		fuse1 = intel_uncore_read(uncore, HSW_PAVP_FUSE1);
>   		gt->info.sfc_mask = REG_FIELD_GET(XEHP_SFC_ENABLE_MASK, fuse1);
>   	} else {