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1/* SPDX-License-Identifier: GPL-2.0-only */2/****************************************************************************3 * Driver for Solarflare network controllers and boards4 * Copyright 2019 Solarflare Communications Inc.5 * Copyright 2020-2022 Xilinx Inc.6 *7 * This program is free software; you can redistribute it and/or modify it8 * under the terms of the GNU General Public License version 2 as published9 * by the Free Software Foundation, incorporated herein by reference.10 */11 12#ifndef EF100_MAE_H13#define EF100_MAE_H14/* MCDI interface for the ef100 Match-Action Engine */15 16#include <net/devlink.h>17#include "net_driver.h"18#include "tc.h"19#include "mcdi_pcol.h" /* needed for various MC_CMD_MAE_*_NULL defines */20 21int efx_mae_allocate_mport(struct efx_nic *efx, u32 *id, u32 *label);22int efx_mae_free_mport(struct efx_nic *efx, u32 id);23 24void efx_mae_mport_wire(struct efx_nic *efx, u32 *out);25void efx_mae_mport_uplink(struct efx_nic *efx, u32 *out);26void efx_mae_mport_vf(struct efx_nic *efx, u32 vf_id, u32 *out);27void efx_mae_mport_mport(struct efx_nic *efx, u32 mport_id, u32 *out);28 29int efx_mae_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id);30 31struct mae_mport_desc {32 u32 mport_id;33 u32 flags;34 u32 caller_flags; /* enum mae_mport_desc_caller_flags */35 u32 mport_type; /* MAE_MPORT_DESC_MPORT_TYPE_* */36 union {37 u32 port_idx; /* for mport_type == NET_PORT */38 u32 alias_mport_id; /* for mport_type == ALIAS */39 struct { /* for mport_type == VNIC */40 u32 vnic_client_type; /* MAE_MPORT_DESC_VNIC_CLIENT_TYPE_* */41 u32 interface_idx;42 u16 pf_idx;43 u16 vf_idx;44 };45 };46 struct rhash_head linkage;47 struct devlink_port dl_port;48};49 50int efx_mae_enumerate_mports(struct efx_nic *efx);51struct mae_mport_desc *efx_mae_get_mport(struct efx_nic *efx, u32 mport_id);52void efx_mae_put_mport(struct efx_nic *efx, struct mae_mport_desc *desc);53 54/**55 * struct efx_mae - MAE information56 *57 * @efx: The associated NIC58 * @mports_ht: m-port descriptions from MC_CMD_MAE_MPORT_READ_JOURNAL59 */60struct efx_mae {61 struct efx_nic *efx;62 struct rhashtable mports_ht;63};64 65int efx_mae_start_counters(struct efx_nic *efx, struct efx_rx_queue *rx_queue);66int efx_mae_stop_counters(struct efx_nic *efx, struct efx_rx_queue *rx_queue);67void efx_mae_counters_grant_credits(struct work_struct *work);68 69int efx_mae_get_tables(struct efx_nic *efx);70void efx_mae_free_tables(struct efx_nic *efx);71 72#define MAE_NUM_FIELDS (MAE_FIELD_ENC_VNET_ID + 1)73 74struct mae_caps {75 u32 match_field_count;76 u32 encap_types;77 u32 action_prios;78 u8 action_rule_fields[MAE_NUM_FIELDS];79 u8 outer_rule_fields[MAE_NUM_FIELDS];80};81 82int efx_mae_get_caps(struct efx_nic *efx, struct mae_caps *caps);83 84int efx_mae_match_check_caps(struct efx_nic *efx,85 const struct efx_tc_match_fields *mask,86 struct netlink_ext_ack *extack);87int efx_mae_match_check_caps_lhs(struct efx_nic *efx,88 const struct efx_tc_match_fields *mask,89 struct netlink_ext_ack *extack);90int efx_mae_check_encap_match_caps(struct efx_nic *efx, bool ipv6,91 u8 ip_tos_mask, __be16 udp_sport_mask,92 struct netlink_ext_ack *extack);93int efx_mae_check_encap_type_supported(struct efx_nic *efx,94 enum efx_encap_type typ);95 96int efx_mae_allocate_counter(struct efx_nic *efx, struct efx_tc_counter *cnt);97int efx_mae_free_counter(struct efx_nic *efx, struct efx_tc_counter *cnt);98 99int efx_mae_allocate_encap_md(struct efx_nic *efx,100 struct efx_tc_encap_action *encap);101int efx_mae_update_encap_md(struct efx_nic *efx,102 struct efx_tc_encap_action *encap);103int efx_mae_free_encap_md(struct efx_nic *efx,104 struct efx_tc_encap_action *encap);105 106int efx_mae_allocate_pedit_mac(struct efx_nic *efx,107 struct efx_tc_mac_pedit_action *ped);108void efx_mae_free_pedit_mac(struct efx_nic *efx,109 struct efx_tc_mac_pedit_action *ped);110int efx_mae_alloc_action_set(struct efx_nic *efx, struct efx_tc_action_set *act);111int efx_mae_free_action_set(struct efx_nic *efx, u32 fw_id);112 113int efx_mae_alloc_action_set_list(struct efx_nic *efx,114 struct efx_tc_action_set_list *acts);115int efx_mae_free_action_set_list(struct efx_nic *efx,116 struct efx_tc_action_set_list *acts);117 118int efx_mae_register_encap_match(struct efx_nic *efx,119 struct efx_tc_encap_match *encap);120int efx_mae_unregister_encap_match(struct efx_nic *efx,121 struct efx_tc_encap_match *encap);122int efx_mae_insert_lhs_rule(struct efx_nic *efx, struct efx_tc_lhs_rule *rule,123 u32 prio);124int efx_mae_remove_lhs_rule(struct efx_nic *efx, struct efx_tc_lhs_rule *rule);125struct efx_tc_ct_entry; /* see tc_conntrack.h */126int efx_mae_insert_ct(struct efx_nic *efx, struct efx_tc_ct_entry *conn);127int efx_mae_remove_ct(struct efx_nic *efx, struct efx_tc_ct_entry *conn);128 129int efx_mae_insert_rule(struct efx_nic *efx, const struct efx_tc_match *match,130 u32 prio, u32 acts_id, u32 *id);131int efx_mae_update_rule(struct efx_nic *efx, u32 acts_id, u32 id);132int efx_mae_delete_rule(struct efx_nic *efx, u32 id);133 134int efx_init_mae(struct efx_nic *efx);135void efx_fini_mae(struct efx_nic *efx);136void efx_mae_remove_mport(void *desc, void *arg);137int efx_mae_fw_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id);138int efx_mae_lookup_mport(struct efx_nic *efx, u32 vf, u32 *id);139#endif /* EF100_MAE_H */140