diff options
Diffstat (limited to 'drivers/net')
4 files changed, 46 insertions, 29 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h index bed86f4825a8..66cfe27e1f9b 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h @@ -966,9 +966,6 @@ void mlxsw_sp_nve_flood_ip_del(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *fid, enum mlxsw_sp_l3proto proto, union mlxsw_sp_l3addr *addr); -u32 mlxsw_sp_nve_decap_tunnel_index_get(const struct mlxsw_sp *mlxsw_sp); -bool mlxsw_sp_nve_ipv4_route_is_decap(const struct mlxsw_sp *mlxsw_sp, - u32 tb_id, __be32 addr); int mlxsw_sp_nve_fid_enable(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *fid, struct mlxsw_sp_nve_params *params, struct netlink_ext_ack *extack); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve.c index eced553fd4ef..54d3e7dcd303 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve.c @@ -713,27 +713,6 @@ static void mlxsw_sp_nve_flood_ip_flush(struct mlxsw_sp *mlxsw_sp, mlxsw_sp_nve_mc_list_put(mlxsw_sp, mc_list); } -u32 mlxsw_sp_nve_decap_tunnel_index_get(const struct mlxsw_sp *mlxsw_sp) -{ - WARN_ON(mlxsw_sp->nve->num_nve_tunnels == 0); - - return mlxsw_sp->nve->tunnel_index; -} - -bool mlxsw_sp_nve_ipv4_route_is_decap(const struct mlxsw_sp *mlxsw_sp, - u32 tb_id, __be32 addr) -{ - struct mlxsw_sp_nve *nve = mlxsw_sp->nve; - struct mlxsw_sp_nve_config *config = &nve->config; - - if (nve->num_nve_tunnels && - config->ul_proto == MLXSW_SP_L3_PROTO_IPV4 && - config->ul_sip.addr4 == addr && config->ul_tb_id == tb_id) - return true; - - return false; -} - static int mlxsw_sp_nve_tunnel_init(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_nve_config *config) { diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 991095f66fc2..fe8c1f386651 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -1833,9 +1833,19 @@ int mlxsw_sp_router_nve_promote_decap(struct mlxsw_sp *mlxsw_sp, u32 ul_tb_id, u32 tunnel_index) { enum mlxsw_sp_fib_entry_type type = MLXSW_SP_FIB_ENTRY_TYPE_TRAP; + struct mlxsw_sp_router *router = mlxsw_sp->router; struct mlxsw_sp_fib_entry *fib_entry; int err; + if (WARN_ON_ONCE(router->nve_decap_config.valid)) + return -EINVAL; + + router->nve_decap_config.ul_tb_id = ul_tb_id; + router->nve_decap_config.tunnel_index = tunnel_index; + router->nve_decap_config.ul_proto = ul_proto; + router->nve_decap_config.ul_sip = *ul_sip; + router->nve_decap_config.valid = true; + /* It is valid to create a tunnel with a local IP and only later * assign this IP address to a local interface */ @@ -1865,8 +1875,14 @@ void mlxsw_sp_router_nve_demote_decap(struct mlxsw_sp *mlxsw_sp, u32 ul_tb_id, const union mlxsw_sp_l3addr *ul_sip) { enum mlxsw_sp_fib_entry_type type = MLXSW_SP_FIB_ENTRY_TYPE_NVE_DECAP; + struct mlxsw_sp_router *router = mlxsw_sp->router; struct mlxsw_sp_fib_entry *fib_entry; + if (WARN_ON_ONCE(!router->nve_decap_config.valid)) + return; + + router->nve_decap_config.valid = false; + fib_entry = mlxsw_sp_router_ip2me_fib_entry_find(mlxsw_sp, ul_tb_id, ul_proto, ul_sip, type); @@ -1877,6 +1893,20 @@ void mlxsw_sp_router_nve_demote_decap(struct mlxsw_sp *mlxsw_sp, u32 ul_tb_id, mlxsw_sp_fib_entry_update(mlxsw_sp, fib_entry); } +static bool mlxsw_sp_router_nve_is_decap(struct mlxsw_sp *mlxsw_sp, + u32 ul_tb_id, + enum mlxsw_sp_l3proto ul_proto, + const union mlxsw_sp_l3addr *ul_sip) +{ + struct mlxsw_sp_router *router = mlxsw_sp->router; + + return router->nve_decap_config.valid && + router->nve_decap_config.ul_tb_id == ul_tb_id && + router->nve_decap_config.ul_proto == ul_proto && + !memcmp(&router->nve_decap_config.ul_sip, ul_sip, + sizeof(*ul_sip)); +} + struct mlxsw_sp_neigh_key { struct neighbour *n; }; @@ -4466,6 +4496,7 @@ mlxsw_sp_fib4_entry_type_set(struct mlxsw_sp *mlxsw_sp, { struct net_device *dev = fib_info_nh(fen_info->fi, 0)->fib_nh_dev; union mlxsw_sp_l3addr dip = { .addr4 = htonl(fen_info->dst) }; + struct mlxsw_sp_router *router = mlxsw_sp->router; u32 tb_id = mlxsw_sp_fix_tb_id(fen_info->tb_id); struct mlxsw_sp_ipip_entry *ipip_entry; struct fib_info *fi = fen_info->fi; @@ -4480,12 +4511,13 @@ mlxsw_sp_fib4_entry_type_set(struct mlxsw_sp *mlxsw_sp, fib_entry, ipip_entry); } - if (mlxsw_sp_nve_ipv4_route_is_decap(mlxsw_sp, tb_id, - dip.addr4)) { - u32 t_index; + if (mlxsw_sp_router_nve_is_decap(mlxsw_sp, tb_id, + MLXSW_SP_L3_PROTO_IPV4, + &dip)) { + u32 tunnel_index; - t_index = mlxsw_sp_nve_decap_tunnel_index_get(mlxsw_sp); - fib_entry->decap.tunnel_index = t_index; + tunnel_index = router->nve_decap_config.tunnel_index; + fib_entry->decap.tunnel_index = tunnel_index; fib_entry->type = MLXSW_SP_FIB_ENTRY_TYPE_NVE_DECAP; return 0; } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h index b2554727d8ee..3c99db1f434b 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h @@ -7,6 +7,14 @@ #include "spectrum.h" #include "reg.h" +struct mlxsw_sp_router_nve_decap { + u32 ul_tb_id; + u32 tunnel_index; + enum mlxsw_sp_l3proto ul_proto; + union mlxsw_sp_l3addr ul_sip; + u8 valid:1; +}; + struct mlxsw_sp_router { struct mlxsw_sp *mlxsw_sp; struct mlxsw_sp_rif **rifs; @@ -38,6 +46,7 @@ struct mlxsw_sp_router { const struct mlxsw_sp_ipip_ops **ipip_ops_arr; u32 adj_discard_index; bool adj_discard_index_valid; + struct mlxsw_sp_router_nve_decap nve_decap_config; }; struct mlxsw_sp_rif_ipip_lb; |