54 строки
1.1 KiB
C
54 строки
1.1 KiB
C
/*
|
|
* Copyright 2012, Fabio Baltieri <fabio.baltieri@gmail.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.
|
|
*/
|
|
|
|
#ifndef _CAN_LED_H
|
|
#define _CAN_LED_H
|
|
|
|
#include <linux/if.h>
|
|
#include <linux/leds.h>
|
|
|
|
enum can_led_event {
|
|
CAN_LED_EVENT_OPEN,
|
|
CAN_LED_EVENT_STOP,
|
|
CAN_LED_EVENT_TX,
|
|
CAN_LED_EVENT_RX,
|
|
};
|
|
|
|
#ifdef CONFIG_CAN_LEDS
|
|
|
|
/* keep space for interface name + "-tx"/"-rx"/"-rxtx"
|
|
* suffix and null terminator
|
|
*/
|
|
#define CAN_LED_NAME_SZ (IFNAMSIZ + 6)
|
|
|
|
void can_led_event(struct net_device *netdev, enum can_led_event event);
|
|
void devm_can_led_init(struct net_device *netdev);
|
|
int __init can_led_notifier_init(void);
|
|
void __exit can_led_notifier_exit(void);
|
|
|
|
#else
|
|
|
|
static inline void can_led_event(struct net_device *netdev,
|
|
enum can_led_event event)
|
|
{
|
|
}
|
|
static inline void devm_can_led_init(struct net_device *netdev)
|
|
{
|
|
}
|
|
static inline int can_led_notifier_init(void)
|
|
{
|
|
return 0;
|
|
}
|
|
static inline void can_led_notifier_exit(void)
|
|
{
|
|
}
|
|
|
|
#endif
|
|
|
|
#endif /* !_CAN_LED_H */
|