drm_fbdev_cma_hotplug_event(hdlcd->fbdev);
 }
 
-static int hdlcd_atomic_commit(struct drm_device *dev,
-                              struct drm_atomic_state *state, bool nonblock)
-{
-       return drm_atomic_helper_commit(dev, state, false);
-}
-
 static const struct drm_mode_config_funcs hdlcd_mode_config_funcs = {
        .fb_create = drm_fb_cma_create,
        .output_poll_changed = hdlcd_fb_output_poll_changed,
        .atomic_check = drm_atomic_helper_check,
-       .atomic_commit = hdlcd_atomic_commit,
+       .atomic_commit = drm_atomic_helper_commit,
 };
 
 static void hdlcd_setup_mode_config(struct drm_device *drm)