DRM_COLOR_FORMAT_YCBCR420
if (!(info->color_formats & DRM_COLOR_FORMAT_YCBCR420)) {
info->color_formats |= DRM_COLOR_FORMAT_YCBCR420;
info->color_formats |= DRM_COLOR_FORMAT_YCBCR420;
connector->display_info.color_formats & DRM_COLOR_FORMAT_YCBCR420;