[PATCH v2 20/27] drm/rockchip: inno_hdmi: Correctly setup HDMI quantization range

[Maxime Ripard]

On Sat, Dec 16, 2023 at 05:26:31PM +0100, Alex Bee wrote:
> @@ -431,6 +452,9 @@ static int inno_hdmi_setup(struct inno_hdmi *hdmi,
>  	else
>  		inno_conn_state->colorimetry = HDMI_COLORIMETRY_ITU_709;
>  
> +	inno_conn_state->rgb_limited_range =
> +		drm_default_rgb_quant_range(mode) == HDMI_QUANTIZATION_RANGE_LIMITED;
> +
>  	/* Mute video and audio output */
>  	hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK,
>  		  v_AUDIO_MUTE(1) | v_VIDEO_MUTE(1));

This needs to be done at atomic_check time: the expectation is that by
the time you commit the state, everything is prepared for it.

Maxime
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