2 * switch.h: Switch configuration API
4 * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
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.
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.
17 #ifndef __LINUX_SWITCH_H
18 #define __LINUX_SWITCH_H
20 #include <linux/types.h>
21 #include <linux/netdevice.h>
22 #include <linux/netlink.h>
23 #include <linux/genetlink.h>
25 #include <netlink/netlink.h>
26 #include <netlink/genl/genl.h>
27 #include <netlink/genl/ctrl.h>
29 #include <net/genetlink.h>
51 SWITCH_ATTR_OP_VALUE_INT,
52 SWITCH_ATTR_OP_VALUE_STR,
53 SWITCH_ATTR_OP_VALUE_PORTS,
54 SWITCH_ATTR_OP_DESCRIPTION,
63 SWITCH_CMD_GET_SWITCH,
65 SWITCH_CMD_LIST_GLOBAL,
66 SWITCH_CMD_GET_GLOBAL,
67 SWITCH_CMD_SET_GLOBAL,
77 enum switch_val_type {
85 /* port nested attributes */
89 SWITCH_PORT_FLAG_TAGGED,
93 #define SWITCH_ATTR_DEFAULTS_OFFSET 0x1000
101 struct switch_attrlist;
102 struct switch_led_trigger;
104 int register_switch(struct switch_dev *dev, struct net_device *netdev);
105 void unregister_switch(struct switch_dev *dev);
108 * struct switch_attrlist - attribute list
110 * @n_attr: number of attributes
111 * @attr: pointer to the attributes array
113 struct switch_attrlist {
115 const struct switch_attr *attr;
118 enum switch_port_speed {
119 SWITCH_PORT_SPEED_UNKNOWN = 0,
120 SWITCH_PORT_SPEED_10 = 10,
121 SWITCH_PORT_SPEED_100 = 100,
122 SWITCH_PORT_SPEED_1000 = 1000,
125 struct switch_port_link {
131 enum switch_port_speed speed;
134 struct switch_port_stats {
135 unsigned long tx_bytes;
136 unsigned long rx_bytes;
140 * struct switch_dev_ops - switch driver operations
142 * @attr_global: global switch attribute list
143 * @attr_port: port attribute list
144 * @attr_vlan: vlan attribute list
148 * @get_vlan_ports: read the port list of a VLAN
149 * @set_vlan_ports: set the port list of a VLAN
151 * @get_port_pvid: get the primary VLAN ID of a port
152 * @set_port_pvid: set the primary VLAN ID of a port
154 * @apply_config: apply all changed settings to the switch
155 * @reset_switch: resetting the switch
157 struct switch_dev_ops {
158 struct switch_attrlist attr_global, attr_port, attr_vlan;
160 int (*get_vlan_ports)(struct switch_dev *dev, struct switch_val *val);
161 int (*set_vlan_ports)(struct switch_dev *dev, struct switch_val *val);
163 int (*get_port_pvid)(struct switch_dev *dev, int port, int *val);
164 int (*set_port_pvid)(struct switch_dev *dev, int port, int val);
166 int (*apply_config)(struct switch_dev *dev);
167 int (*reset_switch)(struct switch_dev *dev);
169 int (*get_port_link)(struct switch_dev *dev, int port,
170 struct switch_port_link *link);
171 int (*get_port_stats)(struct switch_dev *dev, int port,
172 struct switch_port_stats *stats);
176 const struct switch_dev_ops *ops;
177 /* will be automatically filled */
178 char devname[IFNAMSIZ];
181 /* NB: either alias or netdev must be set */
183 struct net_device *netdev;
189 /* the following fields are internal for swconfig */
191 struct list_head dev_list;
192 unsigned long def_global, def_port, def_vlan;
195 struct switch_port *portbuf;
199 #ifdef CONFIG_SWCONFIG_LEDS
200 struct switch_led_trigger *led_trigger;
210 const struct switch_attr *attr;
216 struct switch_port *ports;
224 const char *description;
226 int (*set)(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val);
227 int (*get)(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val);
229 /* for driver internal use */