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111 lines
4.5 KiB
111 lines
4.5 KiB
/*
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* drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h
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* Copyright (c) 2017 Mellanox Technologies. All rights reserved.
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* Copyright (c) 2017 Arkadi Sharshevsky <arkadis@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_ROUTER_H_
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#define _MLXSW_ROUTER_H_
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#include "spectrum.h"
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#include "reg.h"
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enum mlxsw_sp_l3proto {
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MLXSW_SP_L3_PROTO_IPV4,
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MLXSW_SP_L3_PROTO_IPV6,
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};
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union mlxsw_sp_l3addr {
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__be32 addr4;
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struct in6_addr addr6;
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};
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struct mlxsw_sp_rif_ipip_lb;
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struct mlxsw_sp_rif_ipip_lb_config {
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enum mlxsw_reg_ritr_loopback_ipip_type lb_ipipt;
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u32 okey;
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enum mlxsw_sp_l3proto ul_protocol; /* Underlay. */
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union mlxsw_sp_l3addr saddr;
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};
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enum mlxsw_sp_rif_counter_dir {
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MLXSW_SP_RIF_COUNTER_INGRESS,
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MLXSW_SP_RIF_COUNTER_EGRESS,
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};
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struct mlxsw_sp_neigh_entry;
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struct mlxsw_sp_rif *mlxsw_sp_rif_by_index(const struct mlxsw_sp *mlxsw_sp,
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u16 rif_index);
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u16 mlxsw_sp_rif_index(const struct mlxsw_sp_rif *rif);
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u16 mlxsw_sp_ipip_lb_rif_index(const struct mlxsw_sp_rif_ipip_lb *rif);
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u16 mlxsw_sp_ipip_lb_ul_vr_id(const struct mlxsw_sp_rif_ipip_lb *rif);
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int mlxsw_sp_rif_dev_ifindex(const struct mlxsw_sp_rif *rif);
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int mlxsw_sp_rif_counter_value_get(struct mlxsw_sp *mlxsw_sp,
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struct mlxsw_sp_rif *rif,
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enum mlxsw_sp_rif_counter_dir dir,
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u64 *cnt);
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void mlxsw_sp_rif_counter_free(struct mlxsw_sp *mlxsw_sp,
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struct mlxsw_sp_rif *rif,
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enum mlxsw_sp_rif_counter_dir dir);
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int mlxsw_sp_rif_counter_alloc(struct mlxsw_sp *mlxsw_sp,
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struct mlxsw_sp_rif *rif,
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enum mlxsw_sp_rif_counter_dir dir);
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struct mlxsw_sp_neigh_entry *
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mlxsw_sp_rif_neigh_next(struct mlxsw_sp_rif *rif,
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struct mlxsw_sp_neigh_entry *neigh_entry);
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int mlxsw_sp_neigh_entry_type(struct mlxsw_sp_neigh_entry *neigh_entry);
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unsigned char *
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mlxsw_sp_neigh_entry_ha(struct mlxsw_sp_neigh_entry *neigh_entry);
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u32 mlxsw_sp_neigh4_entry_dip(struct mlxsw_sp_neigh_entry *neigh_entry);
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struct in6_addr *
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mlxsw_sp_neigh6_entry_dip(struct mlxsw_sp_neigh_entry *neigh_entry);
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#define mlxsw_sp_rif_neigh_for_each(neigh_entry, rif) \
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for (neigh_entry = mlxsw_sp_rif_neigh_next(rif, NULL); neigh_entry; \
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neigh_entry = mlxsw_sp_rif_neigh_next(rif, neigh_entry))
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int mlxsw_sp_neigh_counter_get(struct mlxsw_sp *mlxsw_sp,
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struct mlxsw_sp_neigh_entry *neigh_entry,
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u64 *p_counter);
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void
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mlxsw_sp_neigh_entry_counter_update(struct mlxsw_sp *mlxsw_sp,
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struct mlxsw_sp_neigh_entry *neigh_entry,
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bool adding);
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bool mlxsw_sp_neigh_ipv6_ignore(struct mlxsw_sp_neigh_entry *neigh_entry);
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union mlxsw_sp_l3addr
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mlxsw_sp_ipip_netdev_saddr(enum mlxsw_sp_l3proto proto,
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const struct net_device *ol_dev);
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union mlxsw_sp_l3addr
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mlxsw_sp_ipip_netdev_daddr(enum mlxsw_sp_l3proto proto,
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const struct net_device *ol_dev);
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__be32 mlxsw_sp_ipip_netdev_daddr4(const struct net_device *ol_dev);
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#endif /* _MLXSW_ROUTER_H_*/
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