79 lines
2.1 KiB
C
79 lines
2.1 KiB
C
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/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
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/* Copyright (c) 2018 Mellanox Technologies. All rights reserved */
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#ifndef _MLXSW_SPECTRUM_SPAN_H
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#define _MLXSW_SPECTRUM_SPAN_H
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#include <linux/types.h>
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#include <linux/if_ether.h>
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#include "spectrum_router.h"
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struct mlxsw_sp;
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struct mlxsw_sp_port;
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enum mlxsw_sp_span_type {
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MLXSW_SP_SPAN_EGRESS,
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MLXSW_SP_SPAN_INGRESS
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};
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struct mlxsw_sp_span_inspected_port {
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struct list_head list;
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enum mlxsw_sp_span_type type;
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u8 local_port;
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/* Whether this is a directly bound mirror (port-to-port) or an ACL. */
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bool bound;
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};
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struct mlxsw_sp_span_parms {
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struct mlxsw_sp_port *dest_port; /* NULL for unoffloaded SPAN. */
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unsigned int ttl;
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unsigned char dmac[ETH_ALEN];
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unsigned char smac[ETH_ALEN];
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union mlxsw_sp_l3addr daddr;
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union mlxsw_sp_l3addr saddr;
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u16 vid;
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};
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struct mlxsw_sp_span_entry_ops;
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struct mlxsw_sp_span_entry {
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const struct net_device *to_dev;
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const struct mlxsw_sp_span_entry_ops *ops;
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struct mlxsw_sp_span_parms parms;
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struct list_head bound_ports_list;
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int ref_count;
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int id;
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};
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struct mlxsw_sp_span_entry_ops {
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bool (*can_handle)(const struct net_device *to_dev);
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int (*parms)(const struct net_device *to_dev,
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struct mlxsw_sp_span_parms *sparmsp);
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int (*configure)(struct mlxsw_sp_span_entry *span_entry,
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struct mlxsw_sp_span_parms sparms);
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void (*deconfigure)(struct mlxsw_sp_span_entry *span_entry);
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};
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int mlxsw_sp_span_init(struct mlxsw_sp *mlxsw_sp);
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void mlxsw_sp_span_fini(struct mlxsw_sp *mlxsw_sp);
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void mlxsw_sp_span_respin(struct mlxsw_sp *mlxsw_sp);
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int mlxsw_sp_span_mirror_add(struct mlxsw_sp_port *from,
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const struct net_device *to_dev,
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enum mlxsw_sp_span_type type,
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bool bind, int *p_span_id);
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void mlxsw_sp_span_mirror_del(struct mlxsw_sp_port *from, int span_id,
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enum mlxsw_sp_span_type type, bool bind);
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struct mlxsw_sp_span_entry *
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mlxsw_sp_span_entry_find_by_port(struct mlxsw_sp *mlxsw_sp,
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const struct net_device *to_dev);
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void mlxsw_sp_span_entry_invalidate(struct mlxsw_sp *mlxsw_sp,
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struct mlxsw_sp_span_entry *span_entry);
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int mlxsw_sp_span_port_mtu_update(struct mlxsw_sp_port *port, u16 mtu);
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#endif
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