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996a953d FB |
1 | /* |
2 | * Copyright 2012, Fabio Baltieri <fabio.baltieri@gmail.com> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License version 2 as | |
6 | * published by the Free Software Foundation. | |
7 | */ | |
8 | ||
42193e3e OH |
9 | #ifndef _CAN_LED_H |
10 | #define _CAN_LED_H | |
996a953d FB |
11 | |
12 | #include <linux/if.h> | |
13 | #include <linux/leds.h> | |
2785968c | 14 | #include <linux/netdevice.h> |
996a953d FB |
15 | |
16 | enum can_led_event { | |
17 | CAN_LED_EVENT_OPEN, | |
18 | CAN_LED_EVENT_STOP, | |
19 | CAN_LED_EVENT_TX, | |
20 | CAN_LED_EVENT_RX, | |
21 | }; | |
22 | ||
23 | #ifdef CONFIG_CAN_LEDS | |
24 | ||
c54eb70e YY |
25 | /* keep space for interface name + "-tx"/"-rx"/"-rxtx" |
26 | * suffix and null terminator | |
27 | */ | |
28 | #define CAN_LED_NAME_SZ (IFNAMSIZ + 6) | |
996a953d FB |
29 | |
30 | void can_led_event(struct net_device *netdev, enum can_led_event event); | |
31 | void devm_can_led_init(struct net_device *netdev); | |
a1ef7bd9 KVD |
32 | int __init can_led_notifier_init(void); |
33 | void __exit can_led_notifier_exit(void); | |
996a953d FB |
34 | |
35 | #else | |
36 | ||
37 | static inline void can_led_event(struct net_device *netdev, | |
38 | enum can_led_event event) | |
39 | { | |
40 | } | |
41 | static inline void devm_can_led_init(struct net_device *netdev) | |
42 | { | |
43 | } | |
a1ef7bd9 KVD |
44 | static inline int can_led_notifier_init(void) |
45 | { | |
46 | return 0; | |
47 | } | |
48 | static inline void can_led_notifier_exit(void) | |
49 | { | |
50 | } | |
996a953d FB |
51 | |
52 | #endif | |
53 | ||
42193e3e | 54 | #endif /* !_CAN_LED_H */ |