projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 2bfb646c RP |
1 | /* |
| 2 | * LED IDE-Disk Activity Trigger | |
| 3 | * | |
| 4 | * Copyright 2006 Openedhand Ltd. | |
| 5 | * | |
| 6 | * Author: Richard Purdie <rpurdie@openedhand.com> | |
| 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 | ||
| 2bfb646c RP |
14 | #include <linux/kernel.h> |
| 15 | #include <linux/init.h> | |
| 2bfb646c RP |
16 | #include <linux/leds.h> |
| 17 | ||
| 3740e49c | 18 | #define BLINK_DELAY 30 |
| 2bfb646c RP |
19 | |
| 20 | DEFINE_LED_TRIGGER(ledtrig_ide); | |
| 3740e49c | 21 | static unsigned long ide_blink_delay = BLINK_DELAY; |
| 2bfb646c RP |
22 | |
| 23 | void ledtrig_ide_activity(void) | |
| 24 | { | |
| 3740e49c FB |
25 | led_trigger_blink_oneshot(ledtrig_ide, |
| 26 | &ide_blink_delay, &ide_blink_delay, 0); | |
| 2bfb646c RP |
27 | } |
| 28 | EXPORT_SYMBOL(ledtrig_ide_activity); | |
| 29 | ||
| 2bfb646c RP |
30 | static int __init ledtrig_ide_init(void) |
| 31 | { | |
| 32 | led_trigger_register_simple("ide-disk", &ledtrig_ide); | |
| 33 | return 0; | |
| 34 | } | |
| 067a8f3c | 35 | device_initcall(ledtrig_ide_init); |