|  | /* | 
|  | * LED MTD trigger | 
|  | * | 
|  | * Copyright 2016 Ezequiel Garcia <ezequiel@vanguardiasur.com.ar> | 
|  | * | 
|  | * Based on 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_mtd); | 
|  | DEFINE_LED_TRIGGER(ledtrig_nand); | 
|  |  | 
|  | void ledtrig_mtd_activity(void) | 
|  | { | 
|  | unsigned long blink_delay = BLINK_DELAY; | 
|  |  | 
|  | led_trigger_blink_oneshot(ledtrig_mtd, | 
|  | &blink_delay, &blink_delay, 0); | 
|  | led_trigger_blink_oneshot(ledtrig_nand, | 
|  | &blink_delay, &blink_delay, 0); | 
|  | } | 
|  | EXPORT_SYMBOL(ledtrig_mtd_activity); | 
|  |  | 
|  | static int __init ledtrig_mtd_init(void) | 
|  | { | 
|  | led_trigger_register_simple("mtd", &ledtrig_mtd); | 
|  | led_trigger_register_simple("nand-disk", &ledtrig_nand); | 
|  |  | 
|  | return 0; | 
|  | } | 
|  | device_initcall(ledtrig_mtd_init); |