1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/backlight.h b/include/linux/backlight.h
index da9a0825e007..53b77949c79d 100644
--- a/include/linux/backlight.h
+++ b/include/linux/backlight.h
@@ -114,7 +114,13 @@ static inline void backlight_update_status(struct backlight_device *bd)
 extern struct backlight_device *backlight_device_register(const char *name,
         struct device *dev, void *devdata, const struct backlight_ops *ops,
         const struct backlight_properties *props);
+extern struct backlight_device *devm_backlight_device_register(
+        struct device *dev, const char *name, struct device *parent,
+        void *devdata, const struct backlight_ops *ops,
+        const struct backlight_properties *props);
 extern void backlight_device_unregister(struct backlight_device *bd);
+extern void devm_backlight_device_unregister(struct device *dev,
+                                        struct backlight_device *bd);
 extern void backlight_force_update(struct backlight_device *bd,
                                    enum backlight_update_reason reason);