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linux-next/drivers/leds/leds.h
Richard Purdie f8a7c6fe14 leds: Convert from struct class_device to struct device
Convert the LEDs class from struct class_device to struct device
since class_device is scheduled for removal.

Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
2007-07-16 01:15:51 +01:00

47 lines
1.2 KiB
C

/*
* 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/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 rwlock_t 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 */