124 lines
4.4 KiB
C
124 lines
4.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/****************************************************************************
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* Driver for Solarflare network controllers and boards
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* Copyright 2019 Solarflare Communications Inc.
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* Copyright 2020-2022 Xilinx Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation, incorporated herein by reference.
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*/
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#ifndef EF100_MAE_H
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#define EF100_MAE_H
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/* MCDI interface for the ef100 Match-Action Engine */
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#include <net/devlink.h>
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#include "net_driver.h"
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#include "tc.h"
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#include "mcdi_pcol.h" /* needed for various MC_CMD_MAE_*_NULL defines */
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int efx_mae_allocate_mport(struct efx_nic *efx, u32 *id, u32 *label);
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int efx_mae_free_mport(struct efx_nic *efx, u32 id);
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void efx_mae_mport_wire(struct efx_nic *efx, u32 *out);
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void efx_mae_mport_uplink(struct efx_nic *efx, u32 *out);
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void efx_mae_mport_vf(struct efx_nic *efx, u32 vf_id, u32 *out);
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void efx_mae_mport_mport(struct efx_nic *efx, u32 mport_id, u32 *out);
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int efx_mae_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id);
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struct mae_mport_desc {
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u32 mport_id;
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u32 flags;
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u32 caller_flags; /* enum mae_mport_desc_caller_flags */
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u32 mport_type; /* MAE_MPORT_DESC_MPORT_TYPE_* */
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union {
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u32 port_idx; /* for mport_type == NET_PORT */
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u32 alias_mport_id; /* for mport_type == ALIAS */
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struct { /* for mport_type == VNIC */
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u32 vnic_client_type; /* MAE_MPORT_DESC_VNIC_CLIENT_TYPE_* */
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u32 interface_idx;
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u16 pf_idx;
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u16 vf_idx;
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};
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};
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struct rhash_head linkage;
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struct devlink_port dl_port;
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};
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int efx_mae_enumerate_mports(struct efx_nic *efx);
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struct mae_mport_desc *efx_mae_get_mport(struct efx_nic *efx, u32 mport_id);
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void efx_mae_put_mport(struct efx_nic *efx, struct mae_mport_desc *desc);
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/**
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* struct efx_mae - MAE information
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*
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* @efx: The associated NIC
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* @mports_ht: m-port descriptions from MC_CMD_MAE_MPORT_READ_JOURNAL
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*/
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struct efx_mae {
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struct efx_nic *efx;
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struct rhashtable mports_ht;
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};
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int efx_mae_start_counters(struct efx_nic *efx, struct efx_rx_queue *rx_queue);
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int efx_mae_stop_counters(struct efx_nic *efx, struct efx_rx_queue *rx_queue);
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void efx_mae_counters_grant_credits(struct work_struct *work);
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#define MAE_NUM_FIELDS (MAE_FIELD_ENC_VNET_ID + 1)
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struct mae_caps {
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u32 match_field_count;
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u32 encap_types;
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u32 action_prios;
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u8 action_rule_fields[MAE_NUM_FIELDS];
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u8 outer_rule_fields[MAE_NUM_FIELDS];
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};
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int efx_mae_get_caps(struct efx_nic *efx, struct mae_caps *caps);
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int efx_mae_match_check_caps(struct efx_nic *efx,
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const struct efx_tc_match_fields *mask,
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struct netlink_ext_ack *extack);
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int efx_mae_check_encap_match_caps(struct efx_nic *efx, bool ipv6,
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u8 ip_tos_mask, __be16 udp_sport_mask,
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struct netlink_ext_ack *extack);
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int efx_mae_check_encap_type_supported(struct efx_nic *efx,
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enum efx_encap_type typ);
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int efx_mae_allocate_counter(struct efx_nic *efx, struct efx_tc_counter *cnt);
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int efx_mae_free_counter(struct efx_nic *efx, struct efx_tc_counter *cnt);
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int efx_mae_allocate_encap_md(struct efx_nic *efx,
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struct efx_tc_encap_action *encap);
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int efx_mae_update_encap_md(struct efx_nic *efx,
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struct efx_tc_encap_action *encap);
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int efx_mae_free_encap_md(struct efx_nic *efx,
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struct efx_tc_encap_action *encap);
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int efx_mae_alloc_action_set(struct efx_nic *efx, struct efx_tc_action_set *act);
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int efx_mae_free_action_set(struct efx_nic *efx, u32 fw_id);
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int efx_mae_alloc_action_set_list(struct efx_nic *efx,
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struct efx_tc_action_set_list *acts);
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int efx_mae_free_action_set_list(struct efx_nic *efx,
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struct efx_tc_action_set_list *acts);
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int efx_mae_register_encap_match(struct efx_nic *efx,
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struct efx_tc_encap_match *encap);
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int efx_mae_unregister_encap_match(struct efx_nic *efx,
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struct efx_tc_encap_match *encap);
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int efx_mae_insert_rule(struct efx_nic *efx, const struct efx_tc_match *match,
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u32 prio, u32 acts_id, u32 *id);
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int efx_mae_update_rule(struct efx_nic *efx, u32 acts_id, u32 id);
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int efx_mae_delete_rule(struct efx_nic *efx, u32 id);
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int efx_init_mae(struct efx_nic *efx);
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void efx_fini_mae(struct efx_nic *efx);
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void efx_mae_remove_mport(void *desc, void *arg);
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int efx_mae_fw_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id);
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int efx_mae_lookup_mport(struct efx_nic *efx, u32 vf, u32 *id);
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#endif /* EF100_MAE_H */
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