0  ˆÃ „ m8ßÁÅÄ * Copyright (c) 2014-2015 Scott Feldman */ #ifndef _LINUX_SWITCHDEV_H_ #define _LINUX_SWITCHDEV_H_ #include #include #include #include #define SWITCHDEV_F_NO_RECURSE BIT(0) #define SWITCHDEV_F_SKIP_EOPNOTSUPP BIT(1) #define SWITCHDEV_F_DEFER BIT(2) enum switchdev_attr_id { SWITCHDEV_ATTR_ID_UNDEFINED, SWITCHDEV_ATTR_ID_PORT_STP_STATE, SWITCHDEV_ATTR_ID_PORT_MST_STATE, SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS, SWITCHDEV_ATTR_ID_PORT_PRE_BRIDGE_FLAGS, SWITCHDEV_ATTR_ID_PORT_MROUTER, SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME, SWITCHDEV_ATTR_ID_BRIDGE_VLAN_FILTERING, SWITCHDEV_ATTR_ID_BRIDGE_VLAN_PROTOCOL, SWITCHDEV_ATTR_ID_BRIDGE_MC_DISABLED, SWITCHDEV_ATTR_ID_BRIDGE_MROUTER, SWITCHDEV_ATTR_ID_BRIDGE_MST, SWITCHDEV_ATTR_ID_MRP_PORT_ROLE, SWITCHDEV_ATTR_ID_VLAN_MSTI, }; struct switchdev_mst_state { u16 msti; u8 state; }; struct switchdev_brport_flags { unsigned long val; unsigned long mask; }; struct switchdev_vlan_msti { u16 vid; u16 msti; }; struct switchdev_attr { struct net_device *orig_dev; enum switchdev_attr_id id; u32 flags; void *complete_priv; void (*complete)(struct net_device *dev, int err, void *priv); union { u8 stp_state; /* PORT_STP_STATE */ struct switchdev_mst_state mst_state; /* PORT_MST_STATE */ struct switchdev_brport_flags brport_flags; /* PORT_BRIDGE_FLAGS */ bool mrouter; /* PORT_MROUTER */ clock_t ageing_time; /* BRIDGE_AGEING_TIME */ bool vlan_filtering; /* BRIDGE_VLAN_FILTERING */ u16 vlan_protocol; /* BRIDGE_VLAN_PROTOCOL */ bool mst; /* BRIDGE_MST */ bool mc_disabled; /* MC_DISABLED */ u8 mrp_port_role; /* MRP_PORT_ROLE */ struct switchdev_vlan_msti vlan_msti; /* VLAN_MSTI */ } u; }; enum switchdev_obj_id { SWITCHDEV_OBJ_ID_UNDEFINED, SWITCHDEV_OBJ_ID_PORT_VLAN, SWITCHDEV_OBJ_ID_PORT_MDB, SWITCHDEV_OBJ_ID_HOST_MDB, SWITCHDEV_OBJ_ID_MRP, SWITCHDEV_OBJ_ID_RING_TEST_MRP, SWITCHDEV_OBJ_ID_RING_ROLE_MRP, SWITCHDEV_OBJ_ID_RING_STATE_MRP, SWITCHDEV_OBJ_ID_IN_TEST_MRP, SWITCHDEV_OBJ_ID_IN_ROLE_MRP, SWITCHDEV_OBJ_ID_IN_STATE_MRP, }; struct switchdev_obj { struct list_head list; struct net_device *orig_dev; enum switchdev_obj_id id; u32 flags; void *complete_priv; void (*complete)(struct net_device *dev, int err, void *priv); }; /* SWITCHDEV_OBJ_ID_PORT_VLAN */ struct switchdev_obj_port_vlan { struct switchdev_obj obj; u16 flags; u16 vid; /* If set, the notifier signifies a change of one of the following * flags for a VLAN that already exists: * - BRIDGE_VLAN_INFO_PVID * - BRIDGE_VLAN_INFO_UNTAGGED * Entries with BRIDGE_VLAN_INFO_BRENTRY unset are not notified at all. */ bool changed; }; #define SWITCHDEV_OBJ_PORT_VLAN(OBJ) \ container_of((OBJ), struct switchdev_obj_port_vlan, obj) /* SWITCHDEV_OBJ_ID_PORT_MDB */ struct switchdev_obj_port_mdb { struct switchdev_obj obj; unsigned char addr[ETH_ALEN]; u16 vid; }; #define SWITCHDEV_OBJ_PORT_MDB(OBJ) \ container_of((OBJ), struct switchdev_obj_port_mdb, obj) /* SWITCHDEV_OBJ_ID_MRP */ struct switchdev_obj_mrp { struct switchdev_obj obj; struct net_device *p_port; struct net_device *s_port; u32 ring_id; u16 prio; }; #define SWITCHDEV_OBJ_MRP(OBJ) \ container_of((OBJ), struct switchdev_obj_mrp, obj) /* SWITCHDEV_OBJ_ID_RING_TEST_MRP */ struct switchdev_obj_ring_test_mrp { struct switchdev_obj obj; /* The value is in us and a value of 0 represents to stop */ u32 interval; u8 max_miss; u32 ring_id; u32 period; bool monitor; }; #define SWITCHDEV_OBJ_RING_TEST_MRP(OBJ) \ container_of((OBJ), struct switchdev_obj_ring_test_mrp, obj) /* SWICHDEV_OBJ_ID_RING_ROLE_MRP */ struct switchdev_obj_ring_role_mrp { struct switchdev_obj obj; u8 ring_role; u32 ring_id; u8 sw_backup; }; #define SWITCHDEV_OBJ_RING_ROLE_MRP(OBJ) \ container_of((OBJ), struct switchdev_obj_ring_r