diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c
index 22697e714b23676999a1ffeddec911cb85fb20a9..925320fef0a80355e67ac82ff66896553641a2c9 100644
--- a/drivers/gpu/drm/rockchip/inno_hdmi.c
+++ b/drivers/gpu/drm/rockchip/inno_hdmi.c
@@ -630,13 +630,6 @@ inno_hdmi_connector_mode_valid(struct drm_connector *connector,
 	return  inno_hdmi_display_mode_valid(hdmi, mode);
 }
 
-static int
-inno_hdmi_probe_single_connector_modes(struct drm_connector *connector,
-				       uint32_t maxX, uint32_t maxY)
-{
-	return drm_helper_probe_single_connector_modes(connector, 1920, 1080);
-}
-
 static void inno_hdmi_connector_destroy(struct drm_connector *connector)
 {
 	drm_connector_unregister(connector);
@@ -695,7 +688,7 @@ inno_hdmi_connector_duplicate_state(struct drm_connector *connector)
 }
 
 static const struct drm_connector_funcs inno_hdmi_connector_funcs = {
-	.fill_modes = inno_hdmi_probe_single_connector_modes,
+	.fill_modes = drm_helper_probe_single_connector_modes,
 	.detect = inno_hdmi_connector_detect,
 	.destroy = inno_hdmi_connector_destroy,
 	.reset = inno_hdmi_connector_reset,