48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
/*
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* LED IDE-Disk Activity Trigger
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*
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* Copyright 2006 Openedhand Ltd.
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*
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* Author: Richard Purdie <rpurdie@openedhand.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/leds.h>
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#define BLINK_DELAY 30
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DEFINE_LED_TRIGGER(ledtrig_ide);
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static unsigned long ide_blink_delay = BLINK_DELAY;
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void ledtrig_ide_activity(void)
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{
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led_trigger_blink_oneshot(ledtrig_ide,
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&ide_blink_delay, &ide_blink_delay, 0);
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}
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EXPORT_SYMBOL(ledtrig_ide_activity);
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static int __init ledtrig_ide_init(void)
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{
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led_trigger_register_simple("ide-disk", &ledtrig_ide);
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return 0;
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}
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static void __exit ledtrig_ide_exit(void)
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{
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led_trigger_unregister_simple(ledtrig_ide);
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}
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module_init(ledtrig_ide_init);
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module_exit(ledtrig_ide_exit);
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MODULE_AUTHOR("Richard Purdie <rpurdie@openedhand.com>");
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MODULE_DESCRIPTION("LED IDE Disk Activity Trigger");
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MODULE_LICENSE("GPL");
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