1 /* 2 * LED Kernel Default ON Trigger 3 * 4 * Copyright 2008 Nick Forbes <nick.forbes@incepta.com> 5 * 6 * Based on Richard Purdie's ledtrig-timer.c. 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License version 2 as 10 * published by the Free Software Foundation. 11 * 12 */ 13 14 #include <linux/module.h> 15 #include <linux/kernel.h> 16 #include <linux/init.h> 17 #include <linux/leds.h> 18 #include "../leds.h" 19 20 static void defon_trig_activate(struct led_classdev *led_cdev) 21 { 22 led_set_brightness_nosleep(led_cdev, led_cdev->max_brightness); 23 } 24 25 static struct led_trigger defon_led_trigger = { 26 .name = "default-on", 27 .activate = defon_trig_activate, 28 }; 29 30 static int __init defon_trig_init(void) 31 { 32 return led_trigger_register(&defon_led_trigger); 33 } 34 35 static void __exit defon_trig_exit(void) 36 { 37 led_trigger_unregister(&defon_led_trigger); 38 } 39 40 module_init(defon_trig_init); 41 module_exit(defon_trig_exit); 42 43 MODULE_AUTHOR("Nick Forbes <nick.forbes@incepta.com>"); 44 MODULE_DESCRIPTION("Default-ON LED trigger"); 45 MODULE_LICENSE("GPL"); 46