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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2014-08-06 23:36:12 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2014-08-06 23:36:12 -0700
commit5e2aa2ed08e2e280121dc7cf5609c87d464f12ef (patch)
treeca7d7b1480285e3b617fecc5b41f0ce150a82c32 /include/linux/backlight.h
parentf62d14a8072b9756db36ba394e2b267470a40240 (diff)
parentfc8104bc5a3f6f49d79f45f2706f79f77a9fb2ae (diff)
Merge branch 'next' into for-linus
Prepare first round of input updates for 3.17.
Diffstat (limited to 'include/linux/backlight.h')
-rw-r--r--include/linux/backlight.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/backlight.h b/include/linux/backlight.h
index 72647429adf6..adb14a8616df 100644
--- a/include/linux/backlight.h
+++ b/include/linux/backlight.h
@@ -40,6 +40,11 @@ enum backlight_type {
BACKLIGHT_TYPE_MAX,
};
+enum backlight_notification {
+ BACKLIGHT_REGISTERED,
+ BACKLIGHT_UNREGISTERED,
+};
+
struct backlight_device;
struct fb_info;
@@ -133,6 +138,8 @@ extern void devm_backlight_device_unregister(struct device *dev,
extern void backlight_force_update(struct backlight_device *bd,
enum backlight_update_reason reason);
extern bool backlight_device_registered(enum backlight_type type);
+extern int backlight_register_notifier(struct notifier_block *nb);
+extern int backlight_unregister_notifier(struct notifier_block *nb);
#define to_backlight_device(obj) container_of(obj, struct backlight_device, dev)