[Intel-gfx] [PATCH] drm/i915/adl-n: Add stepping info

[Matt Roper]

On Thu, Mar 03, 2022 at 05:02:52PM +0530, Tejas Upadhyay wrote:
> Add ADL-N stepping-substepping info in
> accordance to BSpec.
> 
> Bspec: 68397
> 
> Cc: Matt Roper <matthew.d.roper at intel.com>
> Signed-off-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay at intel.com>

Reviewed-by: Matt Roper <matthew.d.roper at intel.com>

> ---
>  drivers/gpu/drm/i915/intel_step.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/intel_step.c b/drivers/gpu/drm/i915/intel_step.c
> index 4fd69ecd1481..74e8e4680028 100644
> --- a/drivers/gpu/drm/i915/intel_step.c
> +++ b/drivers/gpu/drm/i915/intel_step.c
> @@ -131,6 +131,10 @@ static const struct intel_step_info adls_rpls_revids[] = {
>  	[0xC] = { COMMON_GT_MEDIA_STEP(D0), .display_step = STEP_C0 },
>  };
>  
> +static const struct intel_step_info adlp_n_revids[] = {
> +	[0x0] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_D0 },
> +};
> +
>  void intel_step_init(struct drm_i915_private *i915)
>  {
>  	const struct intel_step_info *revids = NULL;
> @@ -150,6 +154,9 @@ void intel_step_init(struct drm_i915_private *i915)
>  	} else if (IS_XEHPSDV(i915)) {
>  		revids = xehpsdv_revids;
>  		size = ARRAY_SIZE(xehpsdv_revids);
> +	} else if (IS_ADLP_N(i915)) {
> +		revids = adlp_n_revids;
> +		size = ARRAY_SIZE(adlp_n_revids);
>  	} else if (IS_ALDERLAKE_P(i915)) {
>  		revids = adlp_revids;
>  		size = ARRAY_SIZE(adlp_revids);
> -- 
> 2.34.1
> 

-- 
Matt Roper
Graphics Software Engineer
VTT-OSGC Platform Enablement
Intel Corporation
(916) 356-2795