From: Neil Armstrong Date: Fri, 16 Apr 2021 09:27:37 +0000 (+0200) Subject: drm/meson: dw-hdmi: disable DW-HDMI CEC sub-driver X-Git-Tag: accepted/tizen/unified/20230118.172025~6402^2~28^2~573 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a584e2c301839184caf4fd291ff2ab578d914c90;p=platform%2Fkernel%2Flinux-rpi.git drm/meson: dw-hdmi: disable DW-HDMI CEC sub-driver On the Amlogic SoCs, the DW-HDMI HW support is here but the DW-HDMI CEC signal is not connected to a physical pin, leading to confusion when the dw-hdmi cec controller can't communicate on the bus. Disable it to avoid exposing a non-functinal bus. Signed-off-by: Neil Armstrong Acked-by: Hans Verkuil Link: https://patchwork.freedesktop.org/patch/msgid/20210416092737.1971876-3-narmstrong@baylibre.com --- diff --git a/drivers/gpu/drm/meson/meson_dw_hdmi.c b/drivers/gpu/drm/meson/meson_dw_hdmi.c index aad75a2..2ed87cf 100644 --- a/drivers/gpu/drm/meson/meson_dw_hdmi.c +++ b/drivers/gpu/drm/meson/meson_dw_hdmi.c @@ -1103,6 +1103,7 @@ static int meson_dw_hdmi_bind(struct device *dev, struct device *master, dw_plat_data->phy_data = meson_dw_hdmi; dw_plat_data->input_bus_encoding = V4L2_YCBCR_ENC_709; dw_plat_data->ycbcr_420_allowed = true; + dw_plat_data->disable_cec = true; if (dw_hdmi_is_compatible(meson_dw_hdmi, "amlogic,meson-gxl-dw-hdmi") || dw_hdmi_is_compatible(meson_dw_hdmi, "amlogic,meson-gxm-dw-hdmi") ||