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/*

 * LED Core

 *

 * Copyright 2005 Openedhand Ltd.

 *

 * Author: Richard Purdie <rpurdie@openedhand.com>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 *

 */

#ifndef __LEDS_H_INCLUDED

#define __LEDS_H_INCLUDED

#include <linux/device.h>

#include <linux/rwsem.h>

#include <linux/leds.h>

static inline void led_set_brightness(struct led_classdev *led_cdev,

                                        enum led_brightness value)

{

        if (value > LED_FULL)

                value = LED_FULL;

        led_cdev->brightness = value;

        if (!(led_cdev->flags & LED_SUSPENDED))

                led_cdev->brightness_set(led_cdev, value);

}

extern struct rw_semaphore leds_list_lock;

extern struct list_head leds_list;

#ifdef CONFIG_LEDS_TRIGGERS

void led_trigger_set_default(struct led_classdev *led_cdev);

void led_trigger_set(struct led_classdev *led_cdev,

                        struct led_trigger *trigger);

#else

#define led_trigger_set_default(x) do {} while(0)

#define led_trigger_set(x, y) do {} while(0)

#endif

ssize_t led_trigger_store(struct device *dev, struct device_attribute *attr,

                        const char *buf, size_t count);

ssize_t led_trigger_show(struct device *dev, struct device_attribute *attr,

                        char *buf);

#endif  /* __LEDS_H_INCLUDED */