2 * drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h
3 * Copyright (c) 2017 Mellanox Technologies. All rights reserved.
4 * Copyright (c) 2017 Arkadi Sharshevsky <arkadis@mellanox.com>
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. Neither the names of the copyright holders nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
18 * Alternatively, this software may be distributed under the terms of the
19 * GNU General Public License ("GPL") version 2 as published by the Free
20 * Software Foundation.
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
26 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
35 #ifndef _MLXSW_ROUTER_H_
36 #define _MLXSW_ROUTER_H_
41 enum mlxsw_sp_l3proto {
42 MLXSW_SP_L3_PROTO_IPV4,
43 MLXSW_SP_L3_PROTO_IPV6,
46 union mlxsw_sp_l3addr {
48 struct in6_addr addr6;
51 struct mlxsw_sp_rif_ipip_lb;
52 struct mlxsw_sp_rif_ipip_lb_config {
53 enum mlxsw_reg_ritr_loopback_ipip_type lb_ipipt;
55 enum mlxsw_sp_l3proto ul_protocol; /* Underlay. */
56 union mlxsw_sp_l3addr saddr;
59 enum mlxsw_sp_rif_counter_dir {
60 MLXSW_SP_RIF_COUNTER_INGRESS,
61 MLXSW_SP_RIF_COUNTER_EGRESS,
64 struct mlxsw_sp_neigh_entry;
66 struct mlxsw_sp_rif *mlxsw_sp_rif_by_index(const struct mlxsw_sp *mlxsw_sp,
68 u16 mlxsw_sp_rif_index(const struct mlxsw_sp_rif *rif);
69 u16 mlxsw_sp_ipip_lb_rif_index(const struct mlxsw_sp_rif_ipip_lb *rif);
70 u16 mlxsw_sp_ipip_lb_ul_vr_id(const struct mlxsw_sp_rif_ipip_lb *rif);
71 int mlxsw_sp_rif_dev_ifindex(const struct mlxsw_sp_rif *rif);
72 int mlxsw_sp_rif_counter_value_get(struct mlxsw_sp *mlxsw_sp,
73 struct mlxsw_sp_rif *rif,
74 enum mlxsw_sp_rif_counter_dir dir,
76 void mlxsw_sp_rif_counter_free(struct mlxsw_sp *mlxsw_sp,
77 struct mlxsw_sp_rif *rif,
78 enum mlxsw_sp_rif_counter_dir dir);
79 int mlxsw_sp_rif_counter_alloc(struct mlxsw_sp *mlxsw_sp,
80 struct mlxsw_sp_rif *rif,
81 enum mlxsw_sp_rif_counter_dir dir);
82 struct mlxsw_sp_neigh_entry *
83 mlxsw_sp_rif_neigh_next(struct mlxsw_sp_rif *rif,
84 struct mlxsw_sp_neigh_entry *neigh_entry);
85 int mlxsw_sp_neigh_entry_type(struct mlxsw_sp_neigh_entry *neigh_entry);
87 mlxsw_sp_neigh_entry_ha(struct mlxsw_sp_neigh_entry *neigh_entry);
88 u32 mlxsw_sp_neigh4_entry_dip(struct mlxsw_sp_neigh_entry *neigh_entry);
90 mlxsw_sp_neigh6_entry_dip(struct mlxsw_sp_neigh_entry *neigh_entry);
92 #define mlxsw_sp_rif_neigh_for_each(neigh_entry, rif) \
93 for (neigh_entry = mlxsw_sp_rif_neigh_next(rif, NULL); neigh_entry; \
94 neigh_entry = mlxsw_sp_rif_neigh_next(rif, neigh_entry))
95 int mlxsw_sp_neigh_counter_get(struct mlxsw_sp *mlxsw_sp,
96 struct mlxsw_sp_neigh_entry *neigh_entry,
99 mlxsw_sp_neigh_entry_counter_update(struct mlxsw_sp *mlxsw_sp,
100 struct mlxsw_sp_neigh_entry *neigh_entry,
102 bool mlxsw_sp_neigh_ipv6_ignore(struct mlxsw_sp_neigh_entry *neigh_entry);
103 union mlxsw_sp_l3addr
104 mlxsw_sp_ipip_netdev_saddr(enum mlxsw_sp_l3proto proto,
105 const struct net_device *ol_dev);
106 union mlxsw_sp_l3addr
107 mlxsw_sp_ipip_netdev_daddr(enum mlxsw_sp_l3proto proto,
108 const struct net_device *ol_dev);
109 __be32 mlxsw_sp_ipip_netdev_daddr4(const struct net_device *ol_dev);
111 #endif /* _MLXSW_ROUTER_H_*/