diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 67e095e398a3..6d3ea8056b60 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -906,6 +906,7 @@ drm_atomic_private_obj_init(struct drm_device *dev,
 
 	drm_modeset_lock_init(&obj->lock);
 
+	obj->dev = dev;
 	obj->state = state;
 	obj->funcs = funcs;
 	list_add_tail(&obj->head, &dev->mode_config.privobj_list);
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index 43783891d359..74ce26fa8838 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -339,6 +339,11 @@ struct drm_private_state_funcs {
  * drm_atomic_helper_wait_for_dependencies().
  */
 struct drm_private_obj {
+	/**
+	 * @dev: parent DRM device
+	 */
+	struct drm_device *dev;
+
 	/**
 	 * @head: List entry used to attach a private object to a &drm_device
 	 * (queued to &drm_mode_config.privobj_list).