[v5 07/24] drm/i915: Add identifiers for intel color blocks

[Jani Nikula]

On Wed, 02 Jul 2025, Uma Shankar <uma.shankar at intel.com> wrote:
> From: Chaitanya Kumar Borah <chaitanya.kumar.borah at intel.com>
>
> Add macros to identify intel color blocks. It will help
> in mapping drm_color_ops to intel color HW blocks
>
> Signed-off-by: Chaitanya Kumar Borah <chaitanya.kumar.borah at intel.com>
> Signed-off-by: Uma Shankar <uma.shankar at intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_display_limits.h | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_limits.h b/drivers/gpu/drm/i915/display/intel_display_limits.h
> index f0fa27e365ab..97c960cc16aa 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_limits.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_limits.h
> @@ -138,4 +138,17 @@ enum hpd_pin {
>  	HPD_NUM_PINS
>  };
>  
> +/*
> + * Intel Color Blocks
> + *
> + */
> +

How does the comment help anything? The name of the struct is
intel_color_block.

> +enum intel_color_block {
> +	CB_PLANE_PRE_CSC_LUT,
> +	CB_PLANE_CSC,
> +	CB_PLANE_POST_CSC_LUT,
> +
> +	I915_MAX_CB

Why I915? This has less and less to do with i915 nowadays. Maybe all of
these should be INTEL_ prefixed?

> +};
> +
>  #endif /* __INTEL_DISPLAY_LIMITS_H__ */

-- 
Jani Nikula, Intel