Commit 41ca9caa authored by Neil Armstrong's avatar Neil Armstrong Committed by Chun-Kuang Hu
Browse files

drm/mediatek: hdmi: Add check for CEA modes only 



Some SoCs like the MT8167 are not validated and supported for
HDMI modes out of HDMI CEA modes, so add a configuration boolean
to filter out non-CEA modes.

Signed-off-by: default avatarFabien Parent <fparent@baylibre.com>
Signed-off-by: default avatarNeil Armstrong <narmstrong@baylibre.com>
Signed-off-by: default avatarChun-Kuang Hu <chunkuang.hu@kernel.org>
parent 15870b97

drivers/gpu/drm/mediatek/mtk_hdmi.c

+4 −0
Original line number Original line Diff line number Diff line
@@ -148,6 +148,7 @@ struct hdmi_audio_param { 




struct mtk_hdmi_conf {

struct mtk_hdmi_conf {

	bool tz_disabled;

	bool tz_disabled;

	bool cea_modes_only;

};

};





struct mtk_hdmi {

struct mtk_hdmi {
@@ -1222,6 +1223,9 @@ static int mtk_hdmi_bridge_mode_valid(struct drm_bridge *bridge, 
			return MODE_BAD;

			return MODE_BAD;

	}

	}





	if (hdmi->conf->cea_modes_only && !drm_match_cea_mode(mode))

		return MODE_BAD;



	if (mode->clock < 27000)

	if (mode->clock < 27000)

		return MODE_CLOCK_LOW;

		return MODE_CLOCK_LOW;

	if (mode->clock > 297000)

	if (mode->clock > 297000)