diff --git a/drivers/gpu/drm/bridge/ptn3460.c b/drivers/gpu/drm/bridge/ptn3460.c
index e6d5ae741a419181b99cdde117346ec935823f97..9f800a1ab3859440a697cc7d232568be5835383d 100644
--- a/drivers/gpu/drm/bridge/ptn3460.c
+++ b/drivers/gpu/drm/bridge/ptn3460.c
@@ -281,6 +281,7 @@ int ptn3460_bridge_attach(struct drm_bridge *bridge)
 		return -ENODEV;
 	}
 
+	ptn_bridge->connector.polled = DRM_CONNECTOR_POLL_HPD;
 	ret = drm_connector_init(bridge->dev, &ptn_bridge->connector,
 			&ptn3460_connector_funcs, DRM_MODE_CONNECTOR_LVDS);
 	if (ret) {
@@ -296,6 +297,8 @@ int ptn3460_bridge_attach(struct drm_bridge *bridge)
 	if (ptn_bridge->panel)
 		drm_panel_attach(ptn_bridge->panel, &ptn_bridge->connector);
 
+	drm_helper_hpd_irq_event(ptn_bridge->connector.dev);
+
 	return ret;
 }