+/**
+ * Called after the last reference to the object has been lost.
+ * Must be called without holding struct_mutex
+ *
+ * Frees the object
+ */
+void
+drm_gem_object_free_unlocked(struct kref *kref)
+{
+ struct drm_gem_object *obj = (struct drm_gem_object *) kref;
+ struct drm_device *dev = obj->dev;
+
+ if (dev->driver->gem_free_object_unlocked != NULL)
+ dev->driver->gem_free_object_unlocked(obj);
+ else if (dev->driver->gem_free_object != NULL) {
+ mutex_lock(&dev->struct_mutex);
+ dev->driver->gem_free_object(obj);
+ mutex_unlock(&dev->struct_mutex);
+ }
+
+ drm_gem_object_free_common(obj);
+}
+EXPORT_SYMBOL(drm_gem_object_free_unlocked);
+
+static void drm_gem_object_ref_bug(struct kref *list_kref)
+{
+ BUG();
+}
+