[Intel-gfx] [v2] drm/i915/rpl-s: Add stepping info

[Matt Roper]

On Mon, Jan 24, 2022 at 04:16:35PM -0800, Anusha Srivatsa wrote:
> Add stepping-substepping info in
> accordance to BSpec changes.
> Though it looks weird, the revision ID
> for the newer stepping is indeed backwards
> and is in accordance to the spec.
> 
> v2: Rearrange the platforms in logical order (Matt)
> 
> Bspec: 53655
> Cc: Roper, Matthew D <matthew.d.roper at intel.com>

Git tools like send-email get very confused when they try to parse
"Last, First" name ordering.  It's best to use "First Last" with no
comma to avoid problems.

> Signed-off-by: Anusha Srivatsa <anusha.srivatsa at intel.com>
> ---
>  drivers/gpu/drm/i915/intel_step.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/intel_step.c b/drivers/gpu/drm/i915/intel_step.c
> index a4b16b9e2e55..be055eb0b610 100644
> --- a/drivers/gpu/drm/i915/intel_step.c
> +++ b/drivers/gpu/drm/i915/intel_step.c
> @@ -122,6 +122,11 @@ static const struct intel_step_info dg2_g11_revid_step_tbl[] = {
>  	[0x5] = { COMMON_GT_MEDIA_STEP(B1), .display_step = STEP_C0 },
>  };
>  
> +static const struct intel_step_info adls_rpls_revids[] = {
> +	[0x4] = { COMMON_GT_MEDIA_STEP(D0), .display_step = STEP_D0 },
> +	[0xC] = { COMMON_GT_MEDIA_STEP(D0), .display_step = STEP_C0 },
> +};
> +
>  void intel_step_init(struct drm_i915_private *i915)
>  {
>  	const struct intel_step_info *revids = NULL;
> @@ -129,6 +134,7 @@ void intel_step_init(struct drm_i915_private *i915)
>  	int revid = INTEL_REVID(i915);
>  	struct intel_step_info step = {};
>  
> +

Unwanted extra line here, but we can just fix that up (and the cc line
above) while applying the patch.

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

>  	if (IS_DG2_G10(i915)) {
>  		revids = dg2_g10_revid_step_tbl;
>  		size = ARRAY_SIZE(dg2_g10_revid_step_tbl);
> @@ -141,6 +147,9 @@ void intel_step_init(struct drm_i915_private *i915)
>  	} else if (IS_ALDERLAKE_P(i915)) {
>  		revids = adlp_revids;
>  		size = ARRAY_SIZE(adlp_revids);
> +	} else if (IS_ADLS_RPLS(i915)) {
> +                revids = adls_rpls_revids;
> +                size = ARRAY_SIZE(adls_rpls_revids);
>  	} else if (IS_ALDERLAKE_S(i915)) {
>  		revids = adls_revids;
>  		size = ARRAY_SIZE(adls_revids);
> -- 
> 2.25.1
> 

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