[PATCH 02/10] drm/i915/display: Introduce HAS_CASF for sharpness support

Jani Nikula jani.nikula at linux.intel.com
Wed Jul 30 07:32:28 UTC 2025


On Thu, 24 Jul 2025, Nemesa Garg <nemesa.garg at intel.com> wrote:
> Add HAS_CASF macro to check whether platform supports
> the content adaptive sharpness capability or not.
>
> v2: Update commit message[Ankit]
>
> Signed-off-by: Nemesa Garg <nemesa.garg at intel.com>
> Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_crtc_state_dump.c | 7 +++++++
>  drivers/gpu/drm/i915/display/intel_display_device.h  | 1 +
>  2 files changed, 8 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c
> index 0c7f91046996..33ec30123214 100644
> --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c
> +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c
> @@ -373,6 +373,13 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config,
>  
>  	intel_vdsc_state_dump(&p, 0, pipe_config);
>  
> +	if (HAS_CASF(display)) {
> +		drm_printf(&p, "sharpness strength: %d, sharpness tap size :%d\n sharpness enable :%d\n",

No \n in the middle please.

> +			   pipe_config->hw.casf_params.strength,
> +			   pipe_config->hw.casf_params.win_size,
> +			   pipe_config->hw.casf_params.casf_enable);
> +	}
> +
>  dump_planes:
>  	if (!state)
>  		return;
> diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h
> index 4308822f0415..7f76215195d8 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_device.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_device.h
> @@ -145,6 +145,7 @@ struct intel_display_platforms {
>  #define HAS_ASYNC_FLIPS(__display)	(DISPLAY_VER(__display) >= 5)
>  #define HAS_AS_SDP(__display)		(DISPLAY_VER(__display) >= 13)
>  #define HAS_BIGJOINER(__display)	(DISPLAY_VER(__display) >= 11 && HAS_DSC(__display))
> +#define HAS_CASF(__display)		(DISPLAY_VER(__display) >= 20)
>  #define HAS_CDCLK_CRAWL(__display)	(DISPLAY_INFO(__display)->has_cdclk_crawl)
>  #define HAS_CDCLK_SQUASH(__display)	(DISPLAY_INFO(__display)->has_cdclk_squash)
>  #define HAS_CMRR(__display)		(DISPLAY_VER(__display) >= 20)

-- 
Jani Nikula, Intel


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