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Diffstat (limited to 'include/linux/leds.h')
-rw-r--r--include/linux/leds.h51
1 files changed, 25 insertions, 26 deletions
diff --git a/include/linux/leds.h b/include/linux/leds.h
index 4617e75903b0..dc23c7c639f3 100644
--- a/include/linux/leds.h
+++ b/include/linux/leds.h
@@ -19,39 +19,38 @@ struct class_device;
*/
enum led_brightness {
- LED_OFF = 0,
- LED_HALF = 127,
- LED_FULL = 255,
+ LED_OFF = 0,
+ LED_HALF = 127,
+ LED_FULL = 255,
};
struct led_classdev {
- const char *name;
- int brightness;
- int flags;
-#define LED_SUSPENDED (1 << 0)
+ const char *name;
+ int brightness;
+ int flags;
- /* A function to set the brightness of the led */
- void (*brightness_set)(struct led_classdev *led_cdev,
- enum led_brightness brightness);
+#define LED_SUSPENDED (1 << 0)
- struct class_device *class_dev;
- /* LED Device linked list */
- struct list_head node;
+ /* Set LED brightness level */
+ void (*brightness_set)(struct led_classdev *led_cdev,
+ enum led_brightness brightness);
+
+ struct class_device *class_dev;
+ struct list_head node; /* LED Device list */
+ char *default_trigger; /* Trigger to use */
- /* Trigger data */
- char *default_trigger;
#ifdef CONFIG_LEDS_TRIGGERS
- rwlock_t trigger_lock;
/* Protects the trigger data below */
+ rwlock_t trigger_lock;
- struct led_trigger *trigger;
- struct list_head trig_list;
- void *trigger_data;
+ struct led_trigger *trigger;
+ struct list_head trig_list;
+ void *trigger_data;
#endif
};
extern int led_classdev_register(struct device *parent,
- struct led_classdev *led_cdev);
+ struct led_classdev *led_cdev);
extern void led_classdev_unregister(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);
@@ -65,16 +64,16 @@ extern void led_classdev_resume(struct led_classdev *led_cdev);
struct led_trigger {
/* Trigger Properties */
- const char *name;
- void (*activate)(struct led_classdev *led_cdev);
- void (*deactivate)(struct led_classdev *led_cdev);
+ const char *name;
+ void (*activate)(struct led_classdev *led_cdev);
+ void (*deactivate)(struct led_classdev *led_cdev);
/* LEDs under control by this trigger (for simple triggers) */
- rwlock_t leddev_list_lock;
- struct list_head led_cdevs;
+ rwlock_t leddev_list_lock;
+ struct list_head led_cdevs;
/* Link to next registered trigger */
- struct list_head next_trig;
+ struct list_head next_trig;
};
/* Registration functions for complex triggers */