| /* |
| * switch.h: Switch configuration API |
| * |
| * Copyright (C) 2008 Felix Fietkau <nbd@nbd.name> |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version 2 |
| * of the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| #ifndef _LINUX_SWITCH_H |
| #define _LINUX_SWITCH_H |
| |
| #include <net/genetlink.h> |
| #include <uapi/linux/switch.h> |
| |
| struct switch_dev; |
| struct switch_op; |
| struct switch_val; |
| struct switch_attr; |
| struct switch_attrlist; |
| struct switch_led_trigger; |
| |
| int register_switch(struct switch_dev *dev, struct net_device *netdev); |
| void unregister_switch(struct switch_dev *dev); |
| |
| /** |
| * struct switch_attrlist - attribute list |
| * |
| * @n_attr: number of attributes |
| * @attr: pointer to the attributes array |
| */ |
| struct switch_attrlist { |
| int n_attr; |
| const struct switch_attr *attr; |
| }; |
| |
| enum switch_port_speed { |
| SWITCH_PORT_SPEED_UNKNOWN = 0, |
| SWITCH_PORT_SPEED_10 = 10, |
| SWITCH_PORT_SPEED_100 = 100, |
| SWITCH_PORT_SPEED_1000 = 1000, |
| SWITCH_PORT_SPEED_2500 = 2500, |
| SWITCH_PORT_SPEED_5000 = 5000, |
| SWITCH_PORT_SPEED_10000 = 10000 |
| }; |
| |
| struct switch_port_link { |
| bool link; |
| bool duplex; |
| bool aneg; |
| bool tx_flow; |
| bool rx_flow; |
| enum switch_port_speed speed; |
| /* in ethtool adv_t format */ |
| u32 eee; |
| }; |
| |
| struct switch_port_stats { |
| unsigned long long tx_bytes; |
| unsigned long long rx_bytes; |
| }; |
| |
| /** |
| * struct switch_dev_ops - switch driver operations |
| * |
| * @attr_global: global switch attribute list |
| * @attr_port: port attribute list |
| * @attr_vlan: vlan attribute list |
| * |
| * Callbacks: |
| * |
| * @get_vlan_ports: read the port list of a VLAN |
| * @set_vlan_ports: set the port list of a VLAN |
| * |
| * @get_port_pvid: get the primary VLAN ID of a port |
| * @set_port_pvid: set the primary VLAN ID of a port |
| * |
| * @apply_config: apply all changed settings to the switch |
| * @reset_switch: resetting the switch |
| */ |
| struct switch_dev_ops { |
| struct switch_attrlist attr_global, attr_port, attr_vlan; |
| |
| int (*get_vlan_ports)(struct switch_dev *dev, struct switch_val *val); |
| int (*set_vlan_ports)(struct switch_dev *dev, struct switch_val *val); |
| |
| int (*get_port_pvid)(struct switch_dev *dev, int port, int *val); |
| int (*set_port_pvid)(struct switch_dev *dev, int port, int val); |
| |
| int (*apply_config)(struct switch_dev *dev); |
| int (*reset_switch)(struct switch_dev *dev); |
| |
| int (*get_port_link)(struct switch_dev *dev, int port, |
| struct switch_port_link *link); |
| int (*set_port_link)(struct switch_dev *dev, int port, |
| struct switch_port_link *link); |
| int (*get_port_stats)(struct switch_dev *dev, int port, |
| struct switch_port_stats *stats); |
| |
| int (*phy_read16)(struct switch_dev *dev, int addr, u8 reg, u16 *value); |
| int (*phy_write16)(struct switch_dev *dev, int addr, u8 reg, u16 value); |
| }; |
| |
| struct switch_dev { |
| struct device_node *of_node; |
| const struct switch_dev_ops *ops; |
| /* will be automatically filled */ |
| char devname[IFNAMSIZ]; |
| |
| const char *name; |
| /* NB: either alias or netdev must be set */ |
| const char *alias; |
| struct net_device *netdev; |
| |
| unsigned int ports; |
| unsigned int vlans; |
| unsigned int cpu_port; |
| |
| /* the following fields are internal for swconfig */ |
| unsigned int id; |
| struct list_head dev_list; |
| unsigned long def_global, def_port, def_vlan; |
| |
| struct mutex sw_mutex; |
| struct switch_port *portbuf; |
| struct switch_portmap *portmap; |
| struct switch_port_link linkbuf; |
| |
| char buf[128]; |
| |
| #ifdef CONFIG_SWCONFIG_LEDS |
| struct switch_led_trigger *led_trigger; |
| #endif |
| }; |
| |
| struct switch_port { |
| u32 id; |
| u32 flags; |
| }; |
| |
| struct switch_portmap { |
| u32 virt; |
| const char *s; |
| }; |
| |
| struct switch_ext { |
| const char *option_name; |
| const char *option_value; |
| struct switch_ext *next; |
| }; |
| |
| struct switch_val { |
| const struct switch_attr *attr; |
| unsigned int port_vlan; |
| unsigned int len; |
| union { |
| const char *s; |
| u32 i; |
| struct switch_port *ports; |
| struct switch_port_link *link; |
| struct switch_ext *ext_val; |
| } value; |
| }; |
| |
| struct switch_attr { |
| int disabled; |
| int type; |
| const char *name; |
| const char *description; |
| |
| int (*set)(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val); |
| int (*get)(struct switch_dev *dev, const struct switch_attr *attr, struct switch_val *val); |
| |
| /* for driver internal use */ |
| int id; |
| int ofs; |
| int max; |
| }; |
| |
| int switch_generic_set_link(struct switch_dev *dev, int port, |
| struct switch_port_link *link); |
| |
| #endif /* _LINUX_SWITCH_H */ |