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