diff options
Diffstat (limited to 'drivers/leds/trigger/ledtrig-default-on.c')
-rw-r--r-- | drivers/leds/trigger/ledtrig-default-on.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/leds/trigger/ledtrig-default-on.c b/drivers/leds/trigger/ledtrig-default-on.c new file mode 100644 index 00000000000..81a91be8e18 --- /dev/null +++ b/drivers/leds/trigger/ledtrig-default-on.c @@ -0,0 +1,45 @@ +/* + * 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"); |