Re: [PATCH 03/13] drm/i915/display: Add macro HAS_ULTRAJOINER()

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On Mon, 30 Sep 2024, Ankit Nautiyal <ankit.k.nautiyal@xxxxxxxxx> wrote:
> Add macro to check if platform supports Ultrajoiner.
>
> v2:
> -Use check for DISPLAY_VER >= 20, and add bmg as a special case. (Ville)
> -Add check for HAS_DSC. (Ville)
>
> Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@xxxxxxxxx>
> Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
>  drivers/gpu/drm/i915/display/intel_display_device.h | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h
> index 6a5bee59e6aa..220cca6333ee 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_device.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_device.h
> @@ -154,6 +154,9 @@ enum intel_display_subplatform {
>  #define HAS_TRANSCODER(i915, trans)	((DISPLAY_RUNTIME_INFO(i915)->cpu_transcoder_mask & \
>  					  BIT(trans)) != 0)
>  #define HAS_UNCOMPRESSED_JOINER(i915)	(DISPLAY_VER(i915) >= 13)
> +#define HAS_ULTRAJOINER(i915)		((DISPLAY_VER(i915) >= 20 || \
> +					  (IS_DGFX(i915) && DISPLAY_VER(i915) == 14)) && \

Do we need to depend on IS_DGFX() here?

BR,
Jani.

> +					 HAS_DSC(i915))
>  #define HAS_VRR(i915)			(DISPLAY_VER(i915) >= 11)
>  #define HAS_AS_SDP(i915)		(DISPLAY_VER(i915) >= 13)
>  #define HAS_CMRR(i915)			(DISPLAY_VER(i915) >= 20)

-- 
Jani Nikula, Intel




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