2 * switch.h: Switch configuration API
4 * Copyright (C) 2008 Felix Fietkau <nbd@nbd.name>
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.
16 #ifndef _LINUX_SWITCH_H
17 #define _LINUX_SWITCH_H
19 #include <net/genetlink.h>
20 #include <uapi/linux/switch.h>
26 struct switch_attrlist;
27 struct switch_led_trigger;
29 int register_switch(struct switch_dev *dev, struct net_device *netdev);
30 void unregister_switch(struct switch_dev *dev);
33 * struct switch_attrlist - attribute list
35 * @n_attr: number of attributes
36 * @attr: pointer to the attributes array
38 struct switch_attrlist {
40 const struct switch_attr *attr;
43 enum switch_port_speed {
44 SWITCH_PORT_SPEED_UNKNOWN = 0,
45 SWITCH_PORT_SPEED_10 = 10,
46 SWITCH_PORT_SPEED_100 = 100,
47 SWITCH_PORT_SPEED_1000 = 1000,
50 struct switch_port_link {
56 enum switch_port_speed speed;
57 /* in ethtool adv_t format */
61 struct switch_port_stats {
62 unsigned long tx_bytes;
63 unsigned long rx_bytes;
67 * struct switch_dev_ops - switch driver operations
69 * @attr_global: global switch attribute list
70 * @attr_port: port attribute list
71 * @attr_vlan: vlan attribute list
75 * @get_vlan_ports: read the port list of a VLAN
76 * @set_vlan_ports: set the port list of a VLAN
78 * @get_port_pvid: get the primary VLAN ID of a port
79 * @set_port_pvid: set the primary VLAN ID of a port
81 * @apply_config: apply all changed settings to the switch
82 * @reset_switch: resetting the switch
84 struct switch_dev_ops {
85 struct switch_attrlist attr_global, attr_port, attr_vlan;
87 int (*get_vlan_ports)(struct switch_dev *dev, struct switch_val *val);
88 int (*set_vlan_ports)(struct switch_dev *dev, struct switch_val *val);
90 int (*get_port_pvid)(struct switch_dev *dev, int port, int *val);
91 int (*set_port_pvid)(struct switch_dev *dev, int port, int val);
93 int (*apply_config)(struct switch_dev *dev);
94 int (*reset_switch)(struct switch_dev *dev);
96 int (*get_port_link)(struct switch_dev *dev, int port,
97 struct switch_port_link *link);
98 int (*set_port_link)(struct switch_dev *dev, int port,
99 struct switch_port_link *link);
100 int (*get_port_stats)(struct switch_dev *dev, int port,
101 struct switch_port_stats *stats);
103 int (*phy_read16)(struct switch_dev *dev, int addr, u8 reg, u16 *value);
104 int (*phy_write16)(struct switch_dev *dev, int addr, u8 reg, u16 value);
108 struct device_node *of_node;
109 const struct switch_dev_ops *ops;
110 /* will be automatically filled */
111 char devname[IFNAMSIZ];
114 /* NB: either alias or netdev must be set */
116 struct net_device *netdev;
120 unsigned int cpu_port;
122 /* the following fields are internal for swconfig */
124 struct list_head dev_list;
125 unsigned long def_global, def_port, def_vlan;
127 struct mutex sw_mutex;
128 struct switch_port *portbuf;
129 struct switch_portmap *portmap;
130 struct switch_port_link linkbuf;
134 #ifdef CONFIG_SWCONFIG_LEDS
135 struct switch_led_trigger *led_trigger;
144 struct switch_portmap {
150 const struct switch_attr *attr;
151 unsigned int port_vlan;
156 struct switch_port *ports;
157 struct switch_port_link *link;
165 const char *description;
167 int (*set)(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val);
168 int (*get)(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val);
170 /* for driver internal use */
176 int switch_generic_set_link(struct switch_dev *dev, int port,
177 struct switch_port_link *link);
179 #endif /* _LINUX_SWITCH_H */