1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 * LED MTD trigger
 4 *
 5 * Copyright 2016 Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
 6 *
 7 * Based on LED IDE-Disk Activity Trigger
 8 *
 9 * Copyright 2006 Openedhand Ltd.
10 *
11 * Author: Richard Purdie <rpurdie@openedhand.com>
 
 
 
 
 
12 */
13
14#include <linux/kernel.h>
15#include <linux/init.h>
16#include <linux/leds.h>
17
18#define BLINK_DELAY 30
19
20DEFINE_LED_TRIGGER(ledtrig_mtd);
21DEFINE_LED_TRIGGER(ledtrig_nand);
22
23void ledtrig_mtd_activity(void)
24{
25	unsigned long blink_delay = BLINK_DELAY;
26
27	led_trigger_blink_oneshot(ledtrig_mtd,
28				  &blink_delay, &blink_delay, 0);
29	led_trigger_blink_oneshot(ledtrig_nand,
30				  &blink_delay, &blink_delay, 0);
31}
32EXPORT_SYMBOL(ledtrig_mtd_activity);
33
34static int __init ledtrig_mtd_init(void)
35{
36	led_trigger_register_simple("mtd", &ledtrig_mtd);
37	led_trigger_register_simple("nand-disk", &ledtrig_nand);
38
39	return 0;
40}
41device_initcall(ledtrig_mtd_init);

 
 1/*
 2 * LED MTD trigger
 3 *
 4 * Copyright 2016 Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
 5 *
 6 * Based on LED IDE-Disk Activity Trigger
 7 *
 8 * Copyright 2006 Openedhand Ltd.
 9 *
10 * Author: Richard Purdie <rpurdie@openedhand.com>
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 *
16 */
17
18#include <linux/kernel.h>
19#include <linux/init.h>
20#include <linux/leds.h>
21
22#define BLINK_DELAY 30
23
24DEFINE_LED_TRIGGER(ledtrig_mtd);
25DEFINE_LED_TRIGGER(ledtrig_nand);
26
27void ledtrig_mtd_activity(void)
28{
29	unsigned long blink_delay = BLINK_DELAY;
30
31	led_trigger_blink_oneshot(ledtrig_mtd,
32				  &blink_delay, &blink_delay, 0);
33	led_trigger_blink_oneshot(ledtrig_nand,
34				  &blink_delay, &blink_delay, 0);
35}
36EXPORT_SYMBOL(ledtrig_mtd_activity);
37
38static int __init ledtrig_mtd_init(void)
39{
40	led_trigger_register_simple("mtd", &ledtrig_mtd);
41	led_trigger_register_simple("nand-disk", &ledtrig_nand);
42
43	return 0;
44}
45device_initcall(ledtrig_mtd_init);