drivers/leds/leds.h

   1 /*
   2  * LED Core
   3  *
   4  * Copyright 2005 Openedhand Ltd.
   5  *
   6  * Author: Richard Purdie <rpurdie@openedhand.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  *
  12  */
  13 #ifndef __LEDS_H_INCLUDED
  14 #define __LEDS_H_INCLUDED
  15
  16 #include <linux/rwsem.h>
  17 #include <linux/leds.h>
  18
  19 static inline int led_get_brightness(struct led_classdev *led_cdev)
  20 {
  21         return led_cdev->brightness;
  22 }
  23
  24 void led_init_core(struct led_classdev *led_cdev);
  25 void led_stop_software_blink(struct led_classdev *led_cdev);
  26 void led_set_brightness_nopm(struct led_classdev *led_cdev,
  27                                 enum led_brightness value);
  28 void led_set_brightness_nosleep(struct led_classdev *led_cdev,
  29                                 enum led_brightness value);
  30
  31 extern struct rw_semaphore leds_list_lock;
  32 extern struct list_head leds_list;
  33 extern struct list_head trigger_list;
  34
  35 #endif  /* __LEDS_H_INCLUDED */