linux/drivers/leds/trigger/ledtrig-default-on.c
Uwe Kleine-König 5cccc55510 leds: default-on trigger: make use of module_led_trigger()
This removes some boilerplate from the driver.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
2018-07-05 23:21:14 +02:00

34 lines
884 B
C

/*
* LED Kernel Default ON Trigger
*
* Copyright 2008 Nick Forbes <nick.forbes@incepta.com>
*
* Based on Richard Purdie's ledtrig-timer.c.
*
* 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.
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/leds.h>
#include "../leds.h"
static int defon_trig_activate(struct led_classdev *led_cdev)
{
led_set_brightness_nosleep(led_cdev, led_cdev->max_brightness);
return 0;
}
static struct led_trigger defon_led_trigger = {
.name = "default-on",
.activate = defon_trig_activate,
};
module_led_trigger(defon_led_trigger);
MODULE_AUTHOR("Nick Forbes <nick.forbes@incepta.com>");
MODULE_DESCRIPTION("Default-ON LED trigger");
MODULE_LICENSE("GPL v2");