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007f790c JP |
1 | /* |
2 | * include/net/switchdev.h - Switch device API | |
3 | * Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us> | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | */ | |
10 | #ifndef _LINUX_SWITCHDEV_H_ | |
11 | #define _LINUX_SWITCHDEV_H_ | |
12 | ||
13 | #include <linux/netdevice.h> | |
03bf0c28 JP |
14 | #include <linux/notifier.h> |
15 | ||
16 | struct netdev_switch_notifier_info { | |
17 | struct net_device *dev; | |
18 | }; | |
19 | ||
20 | static inline struct net_device * | |
21 | netdev_switch_notifier_info_to_dev(const struct netdev_switch_notifier_info *info) | |
22 | { | |
23 | return info->dev; | |
24 | } | |
007f790c JP |
25 | |
26 | #ifdef CONFIG_NET_SWITCHDEV | |
27 | ||
28 | int netdev_switch_parent_id_get(struct net_device *dev, | |
29 | struct netdev_phys_item_id *psid); | |
38dcf357 | 30 | int netdev_switch_port_stp_update(struct net_device *dev, u8 state); |
03bf0c28 JP |
31 | int register_netdev_switch_notifier(struct notifier_block *nb); |
32 | int unregister_netdev_switch_notifier(struct notifier_block *nb); | |
33 | int call_netdev_switch_notifiers(unsigned long val, struct net_device *dev, | |
34 | struct netdev_switch_notifier_info *info); | |
007f790c JP |
35 | |
36 | #else | |
37 | ||
38 | static inline int netdev_switch_parent_id_get(struct net_device *dev, | |
39 | struct netdev_phys_item_id *psid) | |
40 | { | |
41 | return -EOPNOTSUPP; | |
42 | } | |
43 | ||
38dcf357 SF |
44 | static inline int netdev_switch_port_stp_update(struct net_device *dev, |
45 | u8 state) | |
46 | { | |
47 | return -EOPNOTSUPP; | |
48 | } | |
49 | ||
03bf0c28 JP |
50 | static inline int register_netdev_switch_notifier(struct notifier_block *nb) |
51 | { | |
52 | return 0; | |
53 | } | |
54 | ||
55 | static inline int unregister_netdev_switch_notifier(struct notifier_block *nb) | |
56 | { | |
57 | return 0; | |
58 | } | |
59 | ||
60 | static inline int call_netdev_switch_notifiers(unsigned long val, struct net_device *dev, | |
61 | struct netdev_switch_notifier_info *info); | |
62 | { | |
63 | return NOTIFY_DONE; | |
64 | } | |
65 | ||
007f790c JP |
66 | #endif |
67 | ||
68 | #endif /* _LINUX_SWITCHDEV_H_ */ |