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56ade8fe JP |
1 | /* |
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> | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions are met: | |
10 | * | |
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. | |
19 | * | |
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. | |
23 | * | |
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. | |
35 | */ | |
36 | ||
37 | #ifndef _MLXSW_SPECTRUM_H | |
38 | #define _MLXSW_SPECTRUM_H | |
39 | ||
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> | |
45 | ||
46 | #include "core.h" | |
47 | ||
48 | #define MLXSW_SP_VFID_BASE VLAN_N_VID | |
49 | ||
50 | struct mlxsw_sp_port; | |
51 | ||
52 | struct mlxsw_sp { | |
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]; | |
59 | struct { | |
60 | struct delayed_work dw; | |
61 | #define MLXSW_SP_DEFAULT_LEARNING_INTERVAL 100 | |
62 | unsigned int interval; /* ms */ | |
63 | } fdb_notify; | |
64 | #define MLXSW_SP_DEFAULT_AGEING_TIME 300 | |
65 | u32 ageing_time; | |
66 | struct { | |
67 | struct net_device *dev; | |
68 | unsigned int ref_count; | |
69 | } master_bridge; | |
70 | }; | |
71 | ||
72 | struct mlxsw_sp_port_pcpu_stats { | |
73 | u64 rx_packets; | |
74 | u64 rx_bytes; | |
75 | u64 tx_packets; | |
76 | u64 tx_bytes; | |
77 | struct u64_stats_sync syncp; | |
78 | u32 tx_dropped; | |
79 | }; | |
80 | ||
81 | struct mlxsw_sp_port { | |
82 | struct net_device *dev; | |
83 | struct mlxsw_sp_port_pcpu_stats __percpu *pcpu_stats; | |
84 | struct mlxsw_sp *mlxsw_sp; | |
85 | u8 local_port; | |
86 | u8 stp_state; | |
0d9b970c JP |
87 | u8 learning:1, |
88 | learning_sync:1, | |
0293038e | 89 | uc_flood:1, |
0d9b970c | 90 | bridged:1; |
56ade8fe | 91 | u16 pvid; |
56ade8fe JP |
92 | /* 802.1Q bridge VLANs */ |
93 | unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; | |
94 | /* VLAN interfaces */ | |
95 | unsigned long active_vfids[BITS_TO_LONGS(VLAN_N_VID)]; | |
96 | u16 nr_vfids; | |
97 | }; | |
98 | ||
99 | enum mlxsw_sp_flood_table { | |
100 | MLXSW_SP_FLOOD_TABLE_UC, | |
101 | MLXSW_SP_FLOOD_TABLE_BM, | |
102 | }; | |
103 | ||
104 | int mlxsw_sp_buffers_init(struct mlxsw_sp *mlxsw_sp); | |
105 | int mlxsw_sp_port_buffers_init(struct mlxsw_sp_port *mlxsw_sp_port); | |
106 | ||
107 | int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp); | |
108 | void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp); | |
109 | int mlxsw_sp_port_vlan_init(struct mlxsw_sp_port *mlxsw_sp_port); | |
110 | void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port); | |
111 | void mlxsw_sp_port_switchdev_fini(struct mlxsw_sp_port *mlxsw_sp_port); | |
112 | int mlxsw_sp_port_vid_to_fid_set(struct mlxsw_sp_port *mlxsw_sp_port, | |
113 | enum mlxsw_reg_svfa_mt mt, bool valid, u16 fid, | |
114 | u16 vid); | |
115 | int mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin, | |
116 | u16 vid_end, bool is_member, bool untagged); | |
117 | int mlxsw_sp_port_add_vid(struct net_device *dev, __be16 __always_unused proto, | |
118 | u16 vid); | |
119 | int mlxsw_sp_port_kill_vid(struct net_device *dev, | |
120 | __be16 __always_unused proto, u16 vid); | |
121 | ||
122 | #endif |