diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index 38636a593c9d..321c866d5b0a 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -731,29 +731,6 @@ drm_atomic_get_new_plane_state(const struct drm_atomic_state *state,
 	return state->planes[drm_plane_index(plane)].new_state;
 }
 
-/**
- * drm_atomic_get_existing_connector_state - get connector state, if it exists
- * @state: global atomic state object
- * @connector: connector to grab
- *
- * This function returns the connector state for the given connector,
- * or NULL if the connector is not part of the global atomic state.
- *
- * This function is deprecated, @drm_atomic_get_old_connector_state or
- * @drm_atomic_get_new_connector_state should be used instead.
- */
-static inline struct drm_connector_state *
-drm_atomic_get_existing_connector_state(const struct drm_atomic_state *state,
-					struct drm_connector *connector)
-{
-	int index = drm_connector_index(connector);
-
-	if (index >= state->num_connector)
-		return NULL;
-
-	return state->connectors[index].state;
-}
-
 /**
  * drm_atomic_get_old_connector_state - get connector state, if it exists
  * @state: global atomic state object