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- /*
- * LED Disk Activity Trigger
- *
- * Copyright 2006 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.
- *
- */
- #include <linux/kernel.h>
- #include <linux/init.h>
- #include <linux/leds.h>
- #define BLINK_DELAY 30
- DEFINE_LED_TRIGGER(ledtrig_disk);
- DEFINE_LED_TRIGGER(ledtrig_ide);
- void ledtrig_disk_activity(void)
- {
- unsigned long blink_delay = BLINK_DELAY;
- led_trigger_blink_oneshot(ledtrig_disk,
- &blink_delay, &blink_delay, 0);
- led_trigger_blink_oneshot(ledtrig_ide,
- &blink_delay, &blink_delay, 0);
- }
- EXPORT_SYMBOL(ledtrig_disk_activity);
- static int __init ledtrig_disk_init(void)
- {
- led_trigger_register_simple("disk-activity", &ledtrig_disk);
- led_trigger_register_simple("ide-disk", &ledtrig_ide);
- return 0;
- }
- device_initcall(ledtrig_disk_init);
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