swconfig: Add cpu port index to help output.
[openwrt/svn-archive/archive.git] / target / linux / generic-2.6 / files / include / linux / switch.h
1 /*
2 * switch.h: Switch configuration API
3 *
4 * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 */
16
17 #ifndef __LINUX_SWITCH_H
18 #define __LINUX_SWITCH_H
19
20 #include <linux/types.h>
21 #include <linux/netdevice.h>
22 #include <linux/netlink.h>
23 #include <linux/genetlink.h>
24 #ifndef __KERNEL__
25 #include <netlink/netlink.h>
26 #include <netlink/genl/genl.h>
27 #include <netlink/genl/ctrl.h>
28 #else
29 #include <net/genetlink.h>
30 #endif
31
32 /* main attributes */
33 enum {
34 SWITCH_ATTR_UNSPEC,
35 /* global */
36 SWITCH_ATTR_TYPE,
37 /* device */
38 SWITCH_ATTR_ID,
39 SWITCH_ATTR_NAME,
40 SWITCH_ATTR_DEV_NAME,
41 SWITCH_ATTR_VLANS,
42 SWITCH_ATTR_PORTS,
43 SWITCH_ATTR_CPU_PORT,
44 /* attributes */
45 SWITCH_ATTR_OP_ID,
46 SWITCH_ATTR_OP_TYPE,
47 SWITCH_ATTR_OP_NAME,
48 SWITCH_ATTR_OP_PORT,
49 SWITCH_ATTR_OP_VLAN,
50 SWITCH_ATTR_OP_VALUE_INT,
51 SWITCH_ATTR_OP_VALUE_STR,
52 SWITCH_ATTR_OP_VALUE_PORTS,
53 SWITCH_ATTR_OP_DESCRIPTION,
54 /* port lists */
55 SWITCH_ATTR_PORT,
56 SWITCH_ATTR_MAX
57 };
58
59 /* commands */
60 enum {
61 SWITCH_CMD_UNSPEC,
62 SWITCH_CMD_GET_SWITCH,
63 SWITCH_CMD_NEW_ATTR,
64 SWITCH_CMD_LIST_GLOBAL,
65 SWITCH_CMD_GET_GLOBAL,
66 SWITCH_CMD_SET_GLOBAL,
67 SWITCH_CMD_LIST_PORT,
68 SWITCH_CMD_GET_PORT,
69 SWITCH_CMD_SET_PORT,
70 SWITCH_CMD_LIST_VLAN,
71 SWITCH_CMD_GET_VLAN,
72 SWITCH_CMD_SET_VLAN
73 };
74
75 /* data types */
76 enum switch_val_type {
77 SWITCH_TYPE_UNSPEC,
78 SWITCH_TYPE_INT,
79 SWITCH_TYPE_STRING,
80 SWITCH_TYPE_PORTS,
81 SWITCH_TYPE_NOVAL,
82 };
83
84 /* port nested attributes */
85 enum {
86 SWITCH_PORT_UNSPEC,
87 SWITCH_PORT_ID,
88 SWITCH_PORT_FLAG_TAGGED,
89 SWITCH_PORT_ATTR_MAX
90 };
91
92 #define SWITCH_ATTR_DEFAULTS_OFFSET 0x1000
93
94 #ifdef __KERNEL__
95
96 struct switch_dev;
97 struct switch_op;
98 struct switch_val;
99 struct switch_attr;
100 struct switch_attrlist;
101
102 int register_switch(struct switch_dev *dev, struct net_device *netdev);
103 void unregister_switch(struct switch_dev *dev);
104
105 struct switch_attrlist {
106 /* filled in by the driver */
107 int n_attr;
108 const struct switch_attr *attr;
109 };
110
111
112 struct switch_dev {
113 int id;
114 void *priv;
115 const char *name;
116
117 /* NB: either devname or netdev must be set */
118 const char *devname;
119 struct net_device *netdev;
120
121 int ports;
122 int vlans;
123 int cpu_port;
124 struct switch_attrlist attr_global, attr_port, attr_vlan;
125
126 spinlock_t lock;
127 struct switch_port *portbuf;
128 struct list_head dev_list;
129 unsigned long def_global, def_port, def_vlan;
130
131 int (*get_vlan_ports)(struct switch_dev *dev, struct switch_val *val);
132 int (*set_vlan_ports)(struct switch_dev *dev, struct switch_val *val);
133 int (*get_port_pvid)(struct switch_dev *dev, int port, int *val);
134 int (*set_port_pvid)(struct switch_dev *dev, int port, int val);
135 int (*apply_config)(struct switch_dev *dev);
136 int (*reset_switch)(struct switch_dev *dev);
137 };
138
139 struct switch_port {
140 u32 id;
141 u32 flags;
142 };
143
144 struct switch_val {
145 const struct switch_attr *attr;
146 int port_vlan;
147 int len;
148 union {
149 const char *s;
150 u32 i;
151 struct switch_port *ports;
152 } value;
153 };
154
155 struct switch_attr {
156 int disabled;
157 int type;
158 const char *name;
159 const char *description;
160
161 int (*set)(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val);
162 int (*get)(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val);
163
164 /* for driver internal use */
165 int id;
166 int ofs;
167 int max;
168 };
169
170 #endif
171
172 #endif