diff --git a/drivers/gpu/drm/display/drm_hdmi_state_helper.c b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
index bb4dd9d0b482..83af9426c69b 100644
--- a/drivers/gpu/drm/display/drm_hdmi_state_helper.c
+++ b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
@@ -426,7 +426,8 @@ sink_supports_format_bpc(const struct drm_connector *connector,
 		return false;
 	}
 
-	if (!(connector->hdmi.supported_formats & BIT(format))) {
+	if (!connector->hdmi.funcs ||
+	    !(connector->hdmi.funcs->supported_formats & BIT(format))) {
 		drm_dbg_kms(dev, "%s format unsupported by the connector.\n",
 			    drm_hdmi_connector_get_output_format_name(format));
 		return false;
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index 837dbaa65eb0..27dfc26c6100 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -610,9 +610,6 @@ int drmm_connector_hdmi_init(struct drm_device *dev,
 	if (ret)
 		return ret;
 
-	/* TODO: remove after conversion to new drmm_connector_hdmi_init() */
-	connector->hdmi.supported_formats = hdmi_funcs->supported_formats;
-
 	/*
 	 * The supported HDMI version can be used to determinate the maximum
 	 * TMDS character rate allowed by the specification. Some controllers,
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 03f4e6751165..e2ee5af6f7ac 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -2119,12 +2119,6 @@ struct drm_connector_hdmi_audio {
  * struct drm_connector_hdmi - DRM Connector HDMI-related structure
  */
 struct drm_connector_hdmi {
-	/**
-	 * @supported_formats: Bitmask of @drm_output_color_format
-	 * supported by the controller.
-	 */
-	unsigned long supported_formats;
-
 	/**
 	 * @max_tmds_char_rate: Maximum TMDS character rate, in Hz,
 	 * supported by the controller.