[Intel-gfx] [RFC 1/4] drm/i915/hdmi: Add audio config related params in crtc_state

[Jani Nikula]

On Fri, 09 Jun 2023, Mitul Golani <mitulkumar.ajitkumar.golani at intel.com> wrote:
> Add source audio-related config params in crtc_state.
> These params can be supported frequency, supported channel,
> and audio support, which can be further computed based on
> source capabilities.
>
> Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.golani at intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_display_types.h | 12 +++++++++---
>  1 file changed, 9 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
> index 731f2ec04d5c..873a60f3f870 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_types.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_types.h
> @@ -1129,9 +1129,15 @@ struct intel_crtc_state {
>  	/* Whether we should send NULL infoframes. Required for audio. */
>  	bool has_hdmi_sink;
>  
> -	/* Audio enabled on this pipe. Only valid if either has_hdmi_sink or
> -	 * has_dp_encoder is set. */
> -	bool has_audio;
> +	struct {
> +		bool has_audio;
> +
> +		/* Audio rate in Hz */
> +		unsigned int max_frequency;
> +
> +		/* Number of audio channels */
> +		unsigned int max_channel;
> +	} audio_config;

This breaks the build. Every commit should build on its own.

audio_config is too verbose. Please just use "audio".

Please don't add the new members in this commit, just first add the
substruct and make the updates. Then add new members in a separate
commit.

BR,
Jani.

>  
>  	/*
>  	 * Enable dithering, used when the selected pipe bpp doesn't match the

-- 
Jani Nikula, Intel Open Source Graphics Center