2 * Copyright (c) 2015, Mellanox Technologies, Ltd. All rights reserved.
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33 #ifndef __MLX5_ESWITCH_H__
34 #define __MLX5_ESWITCH_H__
36 #include <linux/if_ether.h>
37 #include <linux/if_link.h>
38 #include <linux/mlx5/device.h>
40 #define MLX5_MAX_UC_PER_VPORT(dev) \
41 (1 << MLX5_CAP_GEN(dev, log_max_current_uc_list))
43 #define MLX5_MAX_MC_PER_VPORT(dev) \
44 (1 << MLX5_CAP_GEN(dev, log_max_current_mc_list))
46 #define MLX5_L2_ADDR_HASH_SIZE (BIT(BITS_PER_BYTE))
47 #define MLX5_L2_ADDR_HASH(addr) (addr[5])
49 /* L2 -mac address based- hash helpers */
51 struct hlist_node hlist
;
55 #define for_each_l2hash_node(hn, tmp, hash, i) \
56 for (i = 0; i < MLX5_L2_ADDR_HASH_SIZE; i++) \
57 hlist_for_each_entry_safe(hn, tmp, &hash[i], hlist)
59 #define l2addr_hash_find(hash, mac, type) ({ \
60 int ix = MLX5_L2_ADDR_HASH(mac); \
64 hlist_for_each_entry(ptr, &hash[ix], node.hlist) \
65 if (ether_addr_equal(ptr->node.addr, mac)) {\
74 #define l2addr_hash_add(hash, mac, type, gfp) ({ \
75 int ix = MLX5_L2_ADDR_HASH(mac); \
78 ptr = kzalloc(sizeof(type), gfp); \
80 ether_addr_copy(ptr->node.addr, mac); \
81 hlist_add_head(&ptr->node.hlist, &hash[ix]);\
86 #define l2addr_hash_del(ptr) ({ \
87 hlist_del(&ptr->node.hlist); \
91 struct vport_ingress
{
92 struct mlx5_flow_table
*acl
;
93 struct mlx5_flow_group
*allow_untagged_spoofchk_grp
;
94 struct mlx5_flow_group
*allow_spoofchk_only_grp
;
95 struct mlx5_flow_group
*allow_untagged_only_grp
;
96 struct mlx5_flow_group
*drop_grp
;
97 struct mlx5_flow_rule
*allow_rule
;
98 struct mlx5_flow_rule
*drop_rule
;
101 struct vport_egress
{
102 struct mlx5_flow_table
*acl
;
103 struct mlx5_flow_group
*allowed_vlans_grp
;
104 struct mlx5_flow_group
*drop_grp
;
105 struct mlx5_flow_rule
*allowed_vlan
;
106 struct mlx5_flow_rule
*drop_rule
;
110 struct mlx5_core_dev
*dev
;
112 struct hlist_head uc_list
[MLX5_L2_ADDR_HASH_SIZE
];
113 struct hlist_head mc_list
[MLX5_L2_ADDR_HASH_SIZE
];
114 struct mlx5_flow_rule
*promisc_rule
;
115 struct mlx5_flow_rule
*allmulti_rule
;
116 struct work_struct vport_change_handler
;
118 struct vport_ingress ingress
;
119 struct vport_egress egress
;
129 struct mlx5_l2_table
{
130 struct hlist_head l2_hash
[MLX5_L2_ADDR_HASH_SIZE
];
132 unsigned long *bitmap
;
135 struct mlx5_eswitch_fdb
{
137 struct mlx5_flow_group
*addr_grp
;
138 struct mlx5_flow_group
*allmulti_grp
;
139 struct mlx5_flow_group
*promisc_grp
;
142 struct mlx5_eswitch
{
143 struct mlx5_core_dev
*dev
;
144 struct mlx5_l2_table l2_table
;
145 struct mlx5_eswitch_fdb fdb_table
;
146 struct hlist_head mc_table
[MLX5_L2_ADDR_HASH_SIZE
];
147 struct workqueue_struct
*work_queue
;
148 struct mlx5_vport
*vports
;
151 /* Synchronize between vport change events
152 * and async SRIOV admin state changes
154 struct mutex state_lock
;
155 struct esw_mc_addr
*mc_promisc
;
159 int mlx5_eswitch_init(struct mlx5_core_dev
*dev
);
160 void mlx5_eswitch_cleanup(struct mlx5_eswitch
*esw
);
161 void mlx5_eswitch_vport_event(struct mlx5_eswitch
*esw
, struct mlx5_eqe
*eqe
);
162 int mlx5_eswitch_enable_sriov(struct mlx5_eswitch
*esw
, int nvfs
);
163 void mlx5_eswitch_disable_sriov(struct mlx5_eswitch
*esw
);
164 int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch
*esw
,
165 int vport
, u8 mac
[ETH_ALEN
]);
166 int mlx5_eswitch_set_vport_state(struct mlx5_eswitch
*esw
,
167 int vport
, int link_state
);
168 int mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch
*esw
,
169 int vport
, u16 vlan
, u8 qos
);
170 int mlx5_eswitch_set_vport_spoofchk(struct mlx5_eswitch
*esw
,
171 int vport
, bool spoofchk
);
172 int mlx5_eswitch_set_vport_trust(struct mlx5_eswitch
*esw
,
173 int vport_num
, bool setting
);
174 int mlx5_eswitch_get_vport_config(struct mlx5_eswitch
*esw
,
175 int vport
, struct ifla_vf_info
*ivi
);
176 int mlx5_eswitch_get_vport_stats(struct mlx5_eswitch
*esw
,
178 struct ifla_vf_stats
*vf_stats
);
180 #endif /* __MLX5_ESWITCH_H__ */