1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2/* Copyright (c) 2018 Mellanox Technologies. All rights reserved */
3
4#ifndef _MLXSW_SPECTRUM_NVE_H
5#define _MLXSW_SPECTRUM_NVE_H
6
7#include <linux/netlink.h>
8#include <linux/rhashtable.h>
9
10#include "spectrum.h"
11
12struct mlxsw_sp_nve_config {
13 enum mlxsw_sp_nve_type type;
14 u8 ttl;
15 u8 learning_en:1;
16 __be16 udp_dport;
17 __be32 flowlabel;
18 u32 ul_tb_id;
19 enum mlxsw_sp_l3proto ul_proto;
20 union mlxsw_sp_l3addr ul_sip;
21};
22
23struct mlxsw_sp_nve {
24 struct mlxsw_sp_nve_config config;
25 struct rhashtable mc_list_ht;
26 struct rhashtable ipv6_ht;
27 struct list_head ipv6_addr_list; /* Saves hash table nodes. */
28 struct mlxsw_sp *mlxsw_sp;
29 const struct mlxsw_sp_nve_ops **nve_ops_arr;
30 unsigned int num_nve_tunnels; /* Protected by RTNL */
31 unsigned int num_max_mc_entries[MLXSW_SP_L3_PROTO_MAX];
32 u32 tunnel_index;
33 u16 ul_rif_index; /* Reserved for Spectrum */
34};
35
36struct mlxsw_sp_nve_ops {
37 enum mlxsw_sp_nve_type type;
38 bool (*can_offload)(const struct mlxsw_sp_nve *nve,
39 const struct mlxsw_sp_nve_params *params,
40 struct netlink_ext_ack *extack);
41 void (*nve_config)(const struct mlxsw_sp_nve *nve,
42 const struct mlxsw_sp_nve_params *params,
43 struct mlxsw_sp_nve_config *config);
44 int (*init)(struct mlxsw_sp_nve *nve,
45 const struct mlxsw_sp_nve_config *config);
46 void (*fini)(struct mlxsw_sp_nve *nve);
47 int (*fdb_replay)(const struct net_device *nve_dev, __be32 vni,
48 struct netlink_ext_ack *extack);
49 void (*fdb_clear_offload)(const struct net_device *nve_dev, __be32 vni);
50};
51
52extern const struct mlxsw_sp_nve_ops mlxsw_sp1_nve_vxlan_ops;
53extern const struct mlxsw_sp_nve_ops mlxsw_sp2_nve_vxlan_ops;
54
55#endif
56

source code of linux/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve.h