linux_dsm_epyc7002/drivers/leds/trigger/ledtrig-ide-disk.c
Jacek Anaszewski cf6fea8cda leds: ledtrig-ide-disk: Move ide_blink_delay to ledtrig_ide_activity()
Parameters delay_on and delay_off of led_trigger_blink_oneshot()
are pointers, to enable blink interval adjustment by LED class drivers
of the controllers that implement hardware blinking.

Move ide_blink_delay variable to ledtrig_ide_activity() in order to
prevent the situation when adjustment committed by one LED class
driver influences blink interval of the software fallback blink feature,
that is applied to the drivers that don't implement blink_set op.

Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
2016-04-19 08:57:16 +02:00

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);