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| 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 | |
| 14 | #include <linux/module.h> |
| 15 | #include <linux/kernel.h> |
| 16 | #include <linux/init.h> |
| 17 | #include <linux/leds.h> |
| 18 | |
| 19 | #define BLINK_DELAY 30 |
| 20 | |
| 21 | DEFINE_LED_TRIGGER(ledtrig_ide); |
| 22 | static unsigned long ide_blink_delay = BLINK_DELAY; |
| 23 | |
| 24 | void ledtrig_ide_activity(void) |
| 25 | { |
| 26 | led_trigger_blink_oneshot(ledtrig_ide, |
| 27 | &ide_blink_delay, &ide_blink_delay, 0); |
| 28 | } |
| 29 | EXPORT_SYMBOL(ledtrig_ide_activity); |
| 30 | |
| 31 | static int __init ledtrig_ide_init(void) |
| 32 | { |
| 33 | led_trigger_register_simple("ide-disk", &ledtrig_ide); |
| 34 | return 0; |
| 35 | } |
| 36 | |
| 37 | static void __exit ledtrig_ide_exit(void) |
| 38 | { |
| 39 | led_trigger_unregister_simple(ledtrig_ide); |
| 40 | } |
| 41 | |
| 42 | module_init(ledtrig_ide_init); |
| 43 | module_exit(ledtrig_ide_exit); |
| 44 | |
| 45 | MODULE_AUTHOR("Richard Purdie <rpurdie@openedhand.com>"); |
| 46 | MODULE_DESCRIPTION("LED IDE Disk Activity Trigger"); |
| 47 | MODULE_LICENSE("GPL"); |
| 48 |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9
