DRM_EDID_YCBCR420_DC_48
if (connector->display_info.hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_48)
(info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_48))
if (bpc == 16 && !(info->hdmi.y420_dc_modes & DRM_EDID_YCBCR420_DC_48)) {
#define DRM_EDID_YCBCR420_DC_MASK (DRM_EDID_YCBCR420_DC_48 | \