drm/atomic: Remove drm_atomic_debugfs_cleanup()

drm_debugfs_cleanup() now removes all minor->debugfs_list entries
automatically, so no need to call drm_debugfs_remove_files().
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170126225621.12314-4-noralf@tronnes.org

drivers/gpu/drm/drm_atomic.c

@@ -1727,13 +1727,6 @@ int drm_atomic_debugfs_init(struct drm_minor *minor)
 			ARRAY_SIZE(drm_atomic_debugfs_list),
 			minor->debugfs_root, minor);
 }
-
-int drm_atomic_debugfs_cleanup(struct drm_minor *minor)
-{
-	return drm_debugfs_remove_files(drm_atomic_debugfs_list,
-					ARRAY_SIZE(drm_atomic_debugfs_list),
-					minor);
-}
 #endif
 
 /*

drivers/gpu/drm/drm_crtc_internal.h

@@ -177,7 +177,6 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
 #ifdef CONFIG_DEBUG_FS
 struct drm_minor;
 int drm_atomic_debugfs_init(struct drm_minor *minor);
-int drm_atomic_debugfs_cleanup(struct drm_minor *minor);
 #endif
 
 int drm_atomic_get_property(struct drm_mode_object *obj,

drivers/gpu/drm/drm_debugfs.c

@@ -243,7 +243,6 @@ static void drm_debugfs_remove_all_files(struct drm_minor *minor)
 int drm_debugfs_cleanup(struct drm_minor *minor)
 {
 	struct drm_device *dev = minor->dev;
-	int ret;
 
 	if (!minor->debugfs_root)
 		return 0;
@@ -251,14 +250,6 @@ int drm_debugfs_cleanup(struct drm_minor *minor)
 	if (dev->driver->debugfs_cleanup)
 		dev->driver->debugfs_cleanup(minor);
 
-	if (drm_core_check_feature(dev, DRIVER_ATOMIC)) {
-		ret = drm_atomic_debugfs_cleanup(minor);
-		if (ret) {
-			DRM_ERROR("DRM: Failed to remove atomic debugfs entries\n");
-			return ret;
-		}
-	}
-
 	drm_debugfs_remove_all_files(minor);
 
 	debugfs_remove_recursive(minor->debugfs_root);