2 * drivers/net/ethernet/mellanox/mlxsw/spectrum.h
3 * Copyright (c) 2015 Mellanox Technologies. All rights reserved.
4 * Copyright (c) 2015 Jiri Pirko <jiri@mellanox.com>
5 * Copyright (c) 2015 Ido Schimmel <idosch@mellanox.com>
6 * Copyright (c) 2015 Elad Raz <eladr@mellanox.com>
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the names of the copyright holders nor the names of its
17 * contributors may be used to endorse or promote products derived from
18 * this software without specific prior written permission.
20 * Alternatively, this software may be distributed under the terms of the
21 * GNU General Public License ("GPL") version 2 as published by the Free
22 * Software Foundation.
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
28 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
37 #ifndef _MLXSW_SPECTRUM_H
38 #define _MLXSW_SPECTRUM_H
40 #include <linux/types.h>
41 #include <linux/netdevice.h>
42 #include <linux/bitops.h>
43 #include <linux/if_vlan.h>
44 #include <net/switchdev.h>
48 #define MLXSW_SP_VFID_BASE VLAN_N_VID
53 unsigned long active_vfids[BITS_TO_LONGS(VLAN_N_VID)];
54 unsigned long active_fids[BITS_TO_LONGS(VLAN_N_VID)];
55 struct mlxsw_sp_port **ports;
56 struct mlxsw_core *core;
57 const struct mlxsw_bus_info *bus_info;
58 unsigned char base_mac[ETH_ALEN];
60 struct delayed_work dw;
61 #define MLXSW_SP_DEFAULT_LEARNING_INTERVAL 100
62 unsigned int interval; /* ms */
64 #define MLXSW_SP_MIN_AGEING_TIME 10
65 #define MLXSW_SP_MAX_AGEING_TIME 1000000
66 #define MLXSW_SP_DEFAULT_AGEING_TIME 300
69 struct net_device *dev;
70 unsigned int ref_count;
74 struct mlxsw_sp_port_pcpu_stats {
79 struct u64_stats_sync syncp;
83 struct mlxsw_sp_port {
84 struct net_device *dev;
85 struct mlxsw_sp_port_pcpu_stats __percpu *pcpu_stats;
86 struct mlxsw_sp *mlxsw_sp;
94 /* 802.1Q bridge VLANs */
95 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
97 unsigned long active_vfids[BITS_TO_LONGS(VLAN_N_VID)];
101 enum mlxsw_sp_flood_table {
102 MLXSW_SP_FLOOD_TABLE_UC,
103 MLXSW_SP_FLOOD_TABLE_BM,
106 int mlxsw_sp_buffers_init(struct mlxsw_sp *mlxsw_sp);
107 int mlxsw_sp_port_buffers_init(struct mlxsw_sp_port *mlxsw_sp_port);
109 int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp);
110 void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp);
111 int mlxsw_sp_port_vlan_init(struct mlxsw_sp_port *mlxsw_sp_port);
112 void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port);
113 void mlxsw_sp_port_switchdev_fini(struct mlxsw_sp_port *mlxsw_sp_port);
114 int mlxsw_sp_port_vid_to_fid_set(struct mlxsw_sp_port *mlxsw_sp_port,
115 enum mlxsw_reg_svfa_mt mt, bool valid, u16 fid,
117 int mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin,
118 u16 vid_end, bool is_member, bool untagged);
119 int mlxsw_sp_port_add_vid(struct net_device *dev, __be16 __always_unused proto,
121 int mlxsw_sp_port_kill_vid(struct net_device *dev,
122 __be16 __always_unused proto, u16 vid);