1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ 2 /* Copyright (c) 2017-2018 Mellanox Technologies. All rights reserved */ 3 4 #ifndef _MLXSW_ROUTER_H_ 5 #define _MLXSW_ROUTER_H_ 6 7 #include "spectrum.h" 8 #include "reg.h" 9 10 struct mlxsw_sp_rif_ipip_lb; 11 struct mlxsw_sp_rif_ipip_lb_config { 12 enum mlxsw_reg_ritr_loopback_ipip_type lb_ipipt; 13 u32 okey; 14 enum mlxsw_sp_l3proto ul_protocol; /* Underlay. */ 15 union mlxsw_sp_l3addr saddr; 16 }; 17 18 enum mlxsw_sp_rif_counter_dir { 19 MLXSW_SP_RIF_COUNTER_INGRESS, 20 MLXSW_SP_RIF_COUNTER_EGRESS, 21 }; 22 23 struct mlxsw_sp_neigh_entry; 24 struct mlxsw_sp_nexthop; 25 struct mlxsw_sp_ipip_entry; 26 27 struct mlxsw_sp_rif *mlxsw_sp_rif_by_index(const struct mlxsw_sp *mlxsw_sp, 28 u16 rif_index); 29 u16 mlxsw_sp_rif_index(const struct mlxsw_sp_rif *rif); 30 u16 mlxsw_sp_ipip_lb_rif_index(const struct mlxsw_sp_rif_ipip_lb *rif); 31 u16 mlxsw_sp_ipip_lb_ul_vr_id(const struct mlxsw_sp_rif_ipip_lb *rif); 32 u32 mlxsw_sp_ipip_dev_ul_tb_id(const struct net_device *ol_dev); 33 int mlxsw_sp_rif_dev_ifindex(const struct mlxsw_sp_rif *rif); 34 const struct net_device *mlxsw_sp_rif_dev(const struct mlxsw_sp_rif *rif); 35 int mlxsw_sp_rif_counter_value_get(struct mlxsw_sp *mlxsw_sp, 36 struct mlxsw_sp_rif *rif, 37 enum mlxsw_sp_rif_counter_dir dir, 38 u64 *cnt); 39 void mlxsw_sp_rif_counter_free(struct mlxsw_sp *mlxsw_sp, 40 struct mlxsw_sp_rif *rif, 41 enum mlxsw_sp_rif_counter_dir dir); 42 int mlxsw_sp_rif_counter_alloc(struct mlxsw_sp *mlxsw_sp, 43 struct mlxsw_sp_rif *rif, 44 enum mlxsw_sp_rif_counter_dir dir); 45 struct mlxsw_sp_neigh_entry * 46 mlxsw_sp_rif_neigh_next(struct mlxsw_sp_rif *rif, 47 struct mlxsw_sp_neigh_entry *neigh_entry); 48 int mlxsw_sp_neigh_entry_type(struct mlxsw_sp_neigh_entry *neigh_entry); 49 unsigned char * 50 mlxsw_sp_neigh_entry_ha(struct mlxsw_sp_neigh_entry *neigh_entry); 51 u32 mlxsw_sp_neigh4_entry_dip(struct mlxsw_sp_neigh_entry *neigh_entry); 52 struct in6_addr * 53 mlxsw_sp_neigh6_entry_dip(struct mlxsw_sp_neigh_entry *neigh_entry); 54 55 #define mlxsw_sp_rif_neigh_for_each(neigh_entry, rif) \ 56 for (neigh_entry = mlxsw_sp_rif_neigh_next(rif, NULL); neigh_entry; \ 57 neigh_entry = mlxsw_sp_rif_neigh_next(rif, neigh_entry)) 58 int mlxsw_sp_neigh_counter_get(struct mlxsw_sp *mlxsw_sp, 59 struct mlxsw_sp_neigh_entry *neigh_entry, 60 u64 *p_counter); 61 void 62 mlxsw_sp_neigh_entry_counter_update(struct mlxsw_sp *mlxsw_sp, 63 struct mlxsw_sp_neigh_entry *neigh_entry, 64 bool adding); 65 bool mlxsw_sp_neigh_ipv6_ignore(struct mlxsw_sp_neigh_entry *neigh_entry); 66 int __mlxsw_sp_ipip_entry_update_tunnel(struct mlxsw_sp *mlxsw_sp, 67 struct mlxsw_sp_ipip_entry *ipip_entry, 68 bool recreate_loopback, 69 bool keep_encap, 70 bool update_nexthops, 71 struct netlink_ext_ack *extack); 72 void mlxsw_sp_ipip_entry_demote_tunnel(struct mlxsw_sp *mlxsw_sp, 73 struct mlxsw_sp_ipip_entry *ipip_entry); 74 bool 75 mlxsw_sp_ipip_demote_tunnel_by_saddr(struct mlxsw_sp *mlxsw_sp, 76 enum mlxsw_sp_l3proto ul_proto, 77 union mlxsw_sp_l3addr saddr, 78 u32 ul_tb_id, 79 const struct mlxsw_sp_ipip_entry *except); 80 struct mlxsw_sp_nexthop *mlxsw_sp_nexthop_next(struct mlxsw_sp_router *router, 81 struct mlxsw_sp_nexthop *nh); 82 bool mlxsw_sp_nexthop_offload(struct mlxsw_sp_nexthop *nh); 83 unsigned char *mlxsw_sp_nexthop_ha(struct mlxsw_sp_nexthop *nh); 84 int mlxsw_sp_nexthop_indexes(struct mlxsw_sp_nexthop *nh, u32 *p_adj_index, 85 u32 *p_adj_size, u32 *p_adj_hash_index); 86 struct mlxsw_sp_rif *mlxsw_sp_nexthop_rif(struct mlxsw_sp_nexthop *nh); 87 bool mlxsw_sp_nexthop_group_has_ipip(struct mlxsw_sp_nexthop *nh); 88 #define mlxsw_sp_nexthop_for_each(nh, router) \ 89 for (nh = mlxsw_sp_nexthop_next(router, NULL); nh; \ 90 nh = mlxsw_sp_nexthop_next(router, nh)) 91 int mlxsw_sp_nexthop_counter_get(struct mlxsw_sp *mlxsw_sp, 92 struct mlxsw_sp_nexthop *nh, u64 *p_counter); 93 int mlxsw_sp_nexthop_update(struct mlxsw_sp *mlxsw_sp, u32 adj_index, 94 struct mlxsw_sp_nexthop *nh); 95 void mlxsw_sp_nexthop_counter_alloc(struct mlxsw_sp *mlxsw_sp, 96 struct mlxsw_sp_nexthop *nh); 97 void mlxsw_sp_nexthop_counter_free(struct mlxsw_sp *mlxsw_sp, 98 struct mlxsw_sp_nexthop *nh); 99 100 static inline bool mlxsw_sp_l3addr_eq(const union mlxsw_sp_l3addr *addr1, 101 const union mlxsw_sp_l3addr *addr2) 102 { 103 return !memcmp(addr1, addr2, sizeof(*addr1)); 104 } 105 106 #endif /* _MLXSW_ROUTER_H_*/ 107