leds: Introduce devres helper for led_classdev_register

(cooloney@gmail.com: add _unregister function into the document)

Suggested-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Bryan Wu <cooloney@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/leds.h b/include/linux/leds.h
index f70f84f35674..ed634279062e 100644
--- a/include/linux/leds.h
+++ b/include/linux/leds.h
@@ -105,7 +105,11 @@ struct led_classdev {
 
 extern int led_classdev_register(struct device *parent,
                                  struct led_classdev *led_cdev);
+extern int devm_led_classdev_register(struct device *parent,
+                                      struct led_classdev *led_cdev);
 extern void led_classdev_unregister(struct led_classdev *led_cdev);
+extern void devm_led_classdev_unregister(struct device *parent,
+                                         struct led_classdev *led_cdev);
 extern void led_classdev_suspend(struct led_classdev *led_cdev);
 extern void led_classdev_resume(struct led_classdev *led_cdev);