122 lines
4.2 KiB
C
122 lines
4.2 KiB
C
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/*
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* drivers/net/ethernet/mellanox/mlxsw/spectrum.h
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* Copyright (c) 2015 Mellanox Technologies. All rights reserved.
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* Copyright (c) 2015 Jiri Pirko <jiri@mellanox.com>
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* Copyright (c) 2015 Ido Schimmel <idosch@mellanox.com>
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* Copyright (c) 2015 Elad Raz <eladr@mellanox.com>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the names of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _MLXSW_SPECTRUM_H
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#define _MLXSW_SPECTRUM_H
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#include <linux/types.h>
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#include <linux/netdevice.h>
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#include <linux/bitops.h>
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#include <linux/if_vlan.h>
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#include <net/switchdev.h>
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#include "core.h"
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#define MLXSW_SP_VFID_BASE VLAN_N_VID
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struct mlxsw_sp_port;
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struct mlxsw_sp {
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unsigned long active_vfids[BITS_TO_LONGS(VLAN_N_VID)];
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unsigned long active_fids[BITS_TO_LONGS(VLAN_N_VID)];
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struct mlxsw_sp_port **ports;
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struct mlxsw_core *core;
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const struct mlxsw_bus_info *bus_info;
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unsigned char base_mac[ETH_ALEN];
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struct {
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struct delayed_work dw;
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#define MLXSW_SP_DEFAULT_LEARNING_INTERVAL 100
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unsigned int interval; /* ms */
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} fdb_notify;
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#define MLXSW_SP_DEFAULT_AGEING_TIME 300
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u32 ageing_time;
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struct {
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struct net_device *dev;
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unsigned int ref_count;
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} master_bridge;
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};
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struct mlxsw_sp_port_pcpu_stats {
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u64 rx_packets;
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u64 rx_bytes;
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u64 tx_packets;
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u64 tx_bytes;
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struct u64_stats_sync syncp;
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u32 tx_dropped;
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};
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struct mlxsw_sp_port {
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struct net_device *dev;
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struct mlxsw_sp_port_pcpu_stats __percpu *pcpu_stats;
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struct mlxsw_sp *mlxsw_sp;
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u8 local_port;
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u8 stp_state;
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u8 learning:1;
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u8 learning_sync:1;
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u16 pvid;
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bool bridged;
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/* 802.1Q bridge VLANs */
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unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
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/* VLAN interfaces */
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unsigned long active_vfids[BITS_TO_LONGS(VLAN_N_VID)];
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u16 nr_vfids;
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};
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enum mlxsw_sp_flood_table {
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MLXSW_SP_FLOOD_TABLE_UC,
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MLXSW_SP_FLOOD_TABLE_BM,
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};
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int mlxsw_sp_buffers_init(struct mlxsw_sp *mlxsw_sp);
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int mlxsw_sp_port_buffers_init(struct mlxsw_sp_port *mlxsw_sp_port);
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int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp);
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void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp);
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int mlxsw_sp_port_vlan_init(struct mlxsw_sp_port *mlxsw_sp_port);
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void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port);
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void mlxsw_sp_port_switchdev_fini(struct mlxsw_sp_port *mlxsw_sp_port);
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int mlxsw_sp_port_vid_to_fid_set(struct mlxsw_sp_port *mlxsw_sp_port,
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enum mlxsw_reg_svfa_mt mt, bool valid, u16 fid,
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u16 vid);
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int mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin,
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u16 vid_end, bool is_member, bool untagged);
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int mlxsw_sp_port_add_vid(struct net_device *dev, __be16 __always_unused proto,
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u16 vid);
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int mlxsw_sp_port_kill_vid(struct net_device *dev,
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__be16 __always_unused proto, u16 vid);
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#endif
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