xref: /openbmc/linux/include/net/phonet/pn_dev.h (revision 949d6b40)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * File: pn_dev.h
4  *
5  * Phonet network device
6  *
7  * Copyright (C) 2008 Nokia Corporation.
8  */
9 
10 #ifndef PN_DEV_H
11 #define PN_DEV_H
12 
13 #include <linux/list.h>
14 #include <linux/mutex.h>
15 
16 struct net;
17 
18 struct phonet_device_list {
19 	struct list_head list;
20 	struct mutex lock;
21 };
22 
23 struct phonet_device_list *phonet_device_list(struct net *net);
24 
25 struct phonet_device {
26 	struct list_head list;
27 	struct net_device *netdev;
28 	DECLARE_BITMAP(addrs, 64);
29 	struct rcu_head	rcu;
30 };
31 
32 int phonet_device_init(void);
33 void phonet_device_exit(void);
34 int phonet_netlink_register(void);
35 struct net_device *phonet_device_get(struct net *net);
36 
37 int phonet_address_add(struct net_device *dev, u8 addr);
38 int phonet_address_del(struct net_device *dev, u8 addr);
39 u8 phonet_address_get(struct net_device *dev, u8 addr);
40 int phonet_address_lookup(struct net *net, u8 addr);
41 void phonet_address_notify(int event, struct net_device *dev, u8 addr);
42 
43 int phonet_route_add(struct net_device *dev, u8 daddr);
44 int phonet_route_del(struct net_device *dev, u8 daddr);
45 void rtm_phonet_notify(int event, struct net_device *dev, u8 dst);
46 struct net_device *phonet_route_get_rcu(struct net *net, u8 daddr);
47 struct net_device *phonet_route_output(struct net *net, u8 daddr);
48 
49 #define PN_NO_ADDR	0xff
50 
51 extern const struct seq_operations pn_sock_seq_ops;
52 extern const struct seq_operations pn_res_seq_ops;
53 
54 #endif
55