On Wed, 02 Jul 2025, Uma Shankar <uma.shan...@intel.com> wrote:
> From: Chaitanya Kumar Borah <chaitanya.kumar.bo...@intel.com>
>
> Add callback to intel color functions for setting plane CTM.
>
> v2: adapt to struct intel_display
> v3: add dsb support
>
> Signed-off-by: Uma Shankar <uma.shan...@intel.com>
> Signed-off-by: Chaitanya Kumar Borah <chaitanya.kumar.bo...@intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_color.c | 10 +++++++++-
>  1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_color.c 
> b/drivers/gpu/drm/i915/display/intel_color.c
> index 7c53572f729b..f7237d00be7a 100644
> --- a/drivers/gpu/drm/i915/display/intel_color.c
> +++ b/drivers/gpu/drm/i915/display/intel_color.c
> @@ -33,6 +33,7 @@
>  #include "intel_dsb.h"
>  #include "intel_vrr.h"
>  #include "skl_universal_plane.h"
> +#include "skl_universal_plane_regs.h"

This patch does not need this.

>  
>  #define PLANE_DEGAMMA_SIZE 128
>  #define PLANE_GAMMA_SIZE 32
> @@ -91,6 +92,10 @@ struct intel_color_funcs {
>        * Read config other than LUTs and CSCs, before them. Optional.
>        */
>       void (*get_config)(struct intel_crtc_state *crtc_state);
> +
> +     /* Plane CSC*/
> +     void (*load_plane_csc_matrix)(struct intel_dsb *dsb,
> +                                   const struct intel_plane_state 
> *plane_state);
>  };
>  
>  #define CTM_COEFF_SIGN       (1ULL << 63)
> @@ -3971,7 +3976,10 @@ static void
>  intel_color_load_plane_csc_matrix(struct intel_dsb *dsb,
>                                 const struct intel_plane_state *plane_state)
>  {
> -     /* CTM programming */
> +     struct intel_display *display = to_intel_display(plane_state);
> +
> +     if (display->funcs.color->load_plane_csc_matrix)
> +             display->funcs.color->load_plane_csc_matrix(dsb, plane_state);
>  }
>  
>  void intel_color_plane_program_pipeline(struct intel_dsb *dsb,

-- 
Jani Nikula, Intel

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