Merge branch 'fix/hda' into topic/hda

[cascardo/linux.git] / include / linux / backlight.h

diff --git a/include/linux/backlight.h b/include/linux/backlight.h
index 79ca2da..0f5f578 100644 (file)
--- a/include/linux/backlight.h
+++ b/include/linux/backlight.h
@@ -27,6 +27,11 @@
  * Any other use of the locks below is probably wrong.
  */
 
+enum backlight_update_reason {
+       BACKLIGHT_UPDATE_HOTKEY,
+       BACKLIGHT_UPDATE_SYSFS,
+};
+
 struct backlight_device;
 struct fb_info;
 
@@ -100,6 +105,8 @@ 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, struct backlight_ops *ops);
 extern void backlight_device_unregister(struct backlight_device *bd);
+extern void backlight_force_update(struct backlight_device *bd,
+                                  enum backlight_update_reason reason);
 
 #define to_backlight_device(obj) container_of(obj, struct backlight_device, dev)