1/* SPDX-License-Identifier: GPL-2.0-only */ 2/**************************************************************************** 3 * Driver for Solarflare network controllers and boards 4 * 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 it 8 * under the terms of the GNU General Public License version 2 as published 9 * by the Free Software Foundation, incorporated herein by reference. 10 */ 11 12#ifndef EF100_MAE_H 13#define EF100_MAE_H 14/* 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 information 56 * 57 * @efx: The associated NIC 58 * @mports_ht: m-port descriptions from MC_CMD_MAE_MPORT_READ_JOURNAL 59 */ 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