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kernel/linux-imx6_3.14.28/drivers/leds/trigger/ledtrig-default-on.c 1.05 KB
6b13f685e   김민수   BSP 최초 추가
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  /*
   * 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 void defon_trig_activate(struct led_classdev *led_cdev)
  {
  	__led_set_brightness(led_cdev, led_cdev->max_brightness);
  }
  
  static struct led_trigger defon_led_trigger = {
  	.name     = "default-on",
  	.activate = defon_trig_activate,
  };
  
  static int __init defon_trig_init(void)
  {
  	return led_trigger_register(&defon_led_trigger);
  }
  
  static void __exit defon_trig_exit(void)
  {
  	led_trigger_unregister(&defon_led_trigger);
  }
  
  module_init(defon_trig_init);
  module_exit(defon_trig_exit);
  
  MODULE_AUTHOR("Nick Forbes <nick.forbes@incepta.com>");
  MODULE_DESCRIPTION("Default-ON LED trigger");
  MODULE_LICENSE("GPL");