xref: /openbmc/linux/drivers/leds/leds.h (revision ba93cdce5bbe6929fd7486f87c985598ded8f451)
1c72a1d60SRichard Purdie /*
2c72a1d60SRichard Purdie  * LED Core
3c72a1d60SRichard Purdie  *
4c72a1d60SRichard Purdie  * Copyright 2005 Openedhand Ltd.
5c72a1d60SRichard Purdie  *
6c72a1d60SRichard Purdie  * Author: Richard Purdie <rpurdie@openedhand.com>
7c72a1d60SRichard Purdie  *
8c72a1d60SRichard Purdie  * This program is free software; you can redistribute it and/or modify
9c72a1d60SRichard Purdie  * it under the terms of the GNU General Public License version 2 as
10c72a1d60SRichard Purdie  * published by the Free Software Foundation.
11c72a1d60SRichard Purdie  *
12c72a1d60SRichard Purdie  */
13c72a1d60SRichard Purdie #ifndef __LEDS_H_INCLUDED
14c72a1d60SRichard Purdie #define __LEDS_H_INCLUDED
15c72a1d60SRichard Purdie 
1672f8da32SRichard Purdie #include <linux/rwsem.h>
17c72a1d60SRichard Purdie #include <linux/leds.h>
18c72a1d60SRichard Purdie 
190013b23dSNémeth Márton static inline int led_get_brightness(struct led_classdev *led_cdev)
200013b23dSNémeth Márton {
210013b23dSNémeth Márton 	return led_cdev->brightness;
220013b23dSNémeth Márton }
230013b23dSNémeth Márton 
24757b06aeSJacek Anaszewski void led_init_core(struct led_classdev *led_cdev);
25d23a22a7SFabio Baltieri void led_stop_software_blink(struct led_classdev *led_cdev);
2681fe8e5bSJacek Anaszewski void led_set_brightness_nopm(struct led_classdev *led_cdev,
2781fe8e5bSJacek Anaszewski 				enum led_brightness value);
2881fe8e5bSJacek Anaszewski void led_set_brightness_nosleep(struct led_classdev *led_cdev,
2981fe8e5bSJacek Anaszewski 				enum led_brightness value);
30d23a22a7SFabio Baltieri 
3172f8da32SRichard Purdie extern struct rw_semaphore leds_list_lock;
32c72a1d60SRichard Purdie extern struct list_head leds_list;
33*ba93cdceSEzequiel Garcia extern struct list_head trigger_list;
34c72a1d60SRichard Purdie 
35c72a1d60SRichard Purdie #endif	/* __LEDS_H_INCLUDED */
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