| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * net/dsa/dsa_priv.h - Hardware switch handling |
| * Copyright (c) 2008-2009 Marvell Semiconductor |
| */ |
| |
| #ifndef __DSA_PRIV_H |
| #define __DSA_PRIV_H |
| |
| #include <linux/phy.h> |
| #include <linux/netdevice.h> |
| #include <linux/netpoll.h> |
| #include <net/dsa.h> |
| |
| enum { |
| DSA_NOTIFIER_AGEING_TIME, |
| DSA_NOTIFIER_BRIDGE_JOIN, |
| DSA_NOTIFIER_BRIDGE_LEAVE, |
| DSA_NOTIFIER_FDB_ADD, |
| DSA_NOTIFIER_FDB_DEL, |
| DSA_NOTIFIER_MDB_ADD, |
| DSA_NOTIFIER_MDB_DEL, |
| DSA_NOTIFIER_VLAN_ADD, |
| DSA_NOTIFIER_VLAN_DEL, |
| }; |
| |
| /* DSA_NOTIFIER_AGEING_TIME */ |
| struct dsa_notifier_ageing_time_info { |
| struct switchdev_trans *trans; |
| unsigned int ageing_time; |
| }; |
| |
| /* DSA_NOTIFIER_BRIDGE_* */ |
| struct dsa_notifier_bridge_info { |
| struct net_device *br; |
| int sw_index; |
| int port; |
| }; |
| |
| /* DSA_NOTIFIER_FDB_* */ |
| struct dsa_notifier_fdb_info { |
| int sw_index; |
| int port; |
| const unsigned char *addr; |
| u16 vid; |
| }; |
| |
| /* DSA_NOTIFIER_MDB_* */ |
| struct dsa_notifier_mdb_info { |
| const struct switchdev_obj_port_mdb *mdb; |
| struct switchdev_trans *trans; |
| int sw_index; |
| int port; |
| }; |
| |
| /* DSA_NOTIFIER_VLAN_* */ |
| struct dsa_notifier_vlan_info { |
| const struct switchdev_obj_port_vlan *vlan; |
| struct switchdev_trans *trans; |
| int sw_index; |
| int port; |
| }; |
| |
| struct dsa_slave_priv { |
| /* Copy of CPU port xmit for faster access in slave transmit hot path */ |
| struct sk_buff * (*xmit)(struct sk_buff *skb, |
| struct net_device *dev); |
| |
| struct pcpu_sw_netstats *stats64; |
| |
| /* DSA port data, such as switch, port index, etc. */ |
| struct dsa_port *dp; |
| |
| #ifdef CONFIG_NET_POLL_CONTROLLER |
| struct netpoll *netpoll; |
| #endif |
| |
| /* TC context */ |
| struct list_head mall_tc_list; |
| }; |
| |
| /* dsa.c */ |
| const struct dsa_device_ops *dsa_tag_driver_get(int tag_protocol); |
| void dsa_tag_driver_put(const struct dsa_device_ops *ops); |
| |
| bool dsa_schedule_work(struct work_struct *work); |
| const char *dsa_tag_protocol_to_str(const struct dsa_device_ops *ops); |
| |
| int dsa_legacy_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], |
| struct net_device *dev, |
| const unsigned char *addr, u16 vid, |
| u16 flags, |
| struct netlink_ext_ack *extack); |
| int dsa_legacy_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], |
| struct net_device *dev, |
| const unsigned char *addr, u16 vid); |
| |
| /* master.c */ |
| int dsa_master_setup(struct net_device *dev, struct dsa_port *cpu_dp); |
| void dsa_master_teardown(struct net_device *dev); |
| |
| static inline struct net_device *dsa_master_find_slave(struct net_device *dev, |
| int device, int port) |
| { |
| struct dsa_port *cpu_dp = dev->dsa_ptr; |
| struct dsa_switch_tree *dst = cpu_dp->dst; |
| struct dsa_port *dp; |
| |
| list_for_each_entry(dp, &dst->ports, list) |
| if (dp->ds->index == device && dp->index == port && |
| dp->type == DSA_PORT_TYPE_USER) |
| return dp->slave; |
| |
| return NULL; |
| } |
| |
| /* port.c */ |
| int dsa_port_set_state(struct dsa_port *dp, u8 state, |
| struct switchdev_trans *trans); |
| int dsa_port_enable_rt(struct dsa_port *dp, struct phy_device *phy); |
| int dsa_port_enable(struct dsa_port *dp, struct phy_device *phy); |
| void dsa_port_disable_rt(struct dsa_port *dp); |
| void dsa_port_disable(struct dsa_port *dp); |
| int dsa_port_bridge_join(struct dsa_port *dp, struct net_device *br); |
| void dsa_port_bridge_leave(struct dsa_port *dp, struct net_device *br); |
| int dsa_port_vlan_filtering(struct dsa_port *dp, bool vlan_filtering, |
| struct switchdev_trans *trans); |
| int dsa_port_ageing_time(struct dsa_port *dp, clock_t ageing_clock, |
| struct switchdev_trans *trans); |
| int dsa_port_fdb_add(struct dsa_port *dp, const unsigned char *addr, |
| u16 vid); |
| int dsa_port_fdb_del(struct dsa_port *dp, const unsigned char *addr, |
| u16 vid); |
| int dsa_port_fdb_dump(struct dsa_port *dp, dsa_fdb_dump_cb_t *cb, void *data); |
| int dsa_port_mdb_add(const struct dsa_port *dp, |
| const struct switchdev_obj_port_mdb *mdb, |
| struct switchdev_trans *trans); |
| int dsa_port_mdb_del(const struct dsa_port *dp, |
| const struct switchdev_obj_port_mdb *mdb); |
| int dsa_port_pre_bridge_flags(const struct dsa_port *dp, unsigned long flags, |
| struct switchdev_trans *trans); |
| int dsa_port_bridge_flags(const struct dsa_port *dp, unsigned long flags, |
| struct switchdev_trans *trans); |
| int dsa_port_mrouter(struct dsa_port *dp, bool mrouter, |
| struct switchdev_trans *trans); |
| int dsa_port_vlan_add(struct dsa_port *dp, |
| const struct switchdev_obj_port_vlan *vlan, |
| struct switchdev_trans *trans); |
| int dsa_port_vlan_del(struct dsa_port *dp, |
| const struct switchdev_obj_port_vlan *vlan); |
| int dsa_port_vid_add(struct dsa_port *dp, u16 vid, u16 flags); |
| int dsa_port_vid_del(struct dsa_port *dp, u16 vid); |
| int dsa_port_link_register_of(struct dsa_port *dp); |
| void dsa_port_link_unregister_of(struct dsa_port *dp); |
| extern const struct phylink_mac_ops dsa_port_phylink_mac_ops; |
| |
| /* slave.c */ |
| extern const struct dsa_device_ops notag_netdev_ops; |
| void dsa_slave_mii_bus_init(struct dsa_switch *ds); |
| int dsa_slave_create(struct dsa_port *dp); |
| void dsa_slave_destroy(struct net_device *slave_dev); |
| bool dsa_slave_dev_check(const struct net_device *dev); |
| int dsa_slave_suspend(struct net_device *slave_dev); |
| int dsa_slave_resume(struct net_device *slave_dev); |
| int dsa_slave_register_notifier(void); |
| void dsa_slave_unregister_notifier(void); |
| |
| static inline struct dsa_port *dsa_slave_to_port(const struct net_device *dev) |
| { |
| struct dsa_slave_priv *p = netdev_priv(dev); |
| |
| return p->dp; |
| } |
| |
| static inline struct net_device * |
| dsa_slave_to_master(const struct net_device *dev) |
| { |
| struct dsa_port *dp = dsa_slave_to_port(dev); |
| |
| return dp->cpu_dp->master; |
| } |
| |
| /* switch.c */ |
| int dsa_switch_register_notifier(struct dsa_switch *ds); |
| void dsa_switch_unregister_notifier(struct dsa_switch *ds); |
| #endif |