OpenCloudOS-Kernel/drivers/leds/trigger/ledtrig-ide-disk.c

37 lines
812 B
C

/*
* LED IDE-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_ide);
void ledtrig_ide_activity(void)
{
unsigned long ide_blink_delay = BLINK_DELAY;
led_trigger_blink_oneshot(ledtrig_ide,
&ide_blink_delay, &ide_blink_delay, 0);
}
EXPORT_SYMBOL(ledtrig_ide_activity);
static int __init ledtrig_ide_init(void)
{
led_trigger_register_simple("ide-disk", &ledtrig_ide);
return 0;
}
device_initcall(ledtrig_ide_init);