diff options
Diffstat (limited to 'include/linux/can/led.h')
-rw-r--r-- | include/linux/can/led.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/include/linux/can/led.h b/include/linux/can/led.h new file mode 100644 index 000000000000..9c1167baf273 --- /dev/null +++ b/include/linux/can/led.h | |||
@@ -0,0 +1,51 @@ | |||
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 | |||
9 | #ifndef CAN_LED_H | ||
10 | #define CAN_LED_H | ||
11 | |||
12 | #include <linux/if.h> | ||
13 | #include <linux/leds.h> | ||
14 | |||
15 | enum can_led_event { | ||
16 | CAN_LED_EVENT_OPEN, | ||
17 | CAN_LED_EVENT_STOP, | ||
18 | CAN_LED_EVENT_TX, | ||
19 | CAN_LED_EVENT_RX, | ||
20 | }; | ||
21 | |||
22 | #ifdef CONFIG_CAN_LEDS | ||
23 | |||
24 | /* keep space for interface name + "-tx"/"-rx" suffix and null terminator */ | ||
25 | #define CAN_LED_NAME_SZ (IFNAMSIZ + 4) | ||
26 | |||
27 | void can_led_event(struct net_device *netdev, enum can_led_event event); | ||
28 | void devm_can_led_init(struct net_device *netdev); | ||
29 | int __init can_led_notifier_init(void); | ||
30 | void __exit can_led_notifier_exit(void); | ||
31 | |||
32 | #else | ||
33 | |||
34 | static inline void can_led_event(struct net_device *netdev, | ||
35 | enum can_led_event event) | ||
36 | { | ||
37 | } | ||
38 | static inline void devm_can_led_init(struct net_device *netdev) | ||
39 | { | ||
40 | } | ||
41 | static inline int can_led_notifier_init(void) | ||
42 | { | ||
43 | return 0; | ||
44 | } | ||
45 | static inline void can_led_notifier_exit(void) | ||
46 | { | ||
47 | } | ||
48 | |||
49 | #endif | ||
50 | |||
51 | #endif | ||