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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 */
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_driver.h"
17#include "tc.h"
18#include "mcdi_pcol.h" /* needed for various MC_CMD_MAE_*_NULL defines */
19
20int efx_mae_allocate_mport(struct efx_nic *efx, u32 *id, u32 *label);
21int efx_mae_free_mport(struct efx_nic *efx, u32 id);
22
23void efx_mae_mport_wire(struct efx_nic *efx, u32 *out);
24void efx_mae_mport_uplink(struct efx_nic *efx, u32 *out);
25void efx_mae_mport_vf(struct efx_nic *efx, u32 vf_id, u32 *out);
26void efx_mae_mport_mport(struct efx_nic *efx, u32 mport_id, u32 *out);
27
28int efx_mae_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id);
29
30int efx_mae_start_counters(struct efx_nic *efx, struct efx_rx_queue *rx_queue);
31int efx_mae_stop_counters(struct efx_nic *efx, struct efx_rx_queue *rx_queue);
32void efx_mae_counters_grant_credits(struct work_struct *work);
33
34#define MAE_NUM_FIELDS (MAE_FIELD_ENC_VNET_ID + 1)
35
36struct mae_caps {
37 u32 match_field_count;
38 u32 action_prios;
39 u8 action_rule_fields[MAE_NUM_FIELDS];
40};
41
42int efx_mae_get_caps(struct efx_nic *efx, struct mae_caps *caps);
43
44int efx_mae_match_check_caps(struct efx_nic *efx,
45 const struct efx_tc_match_fields *mask,
46 struct netlink_ext_ack *extack);
47
48int efx_mae_allocate_counter(struct efx_nic *efx, struct efx_tc_counter *cnt);
49int efx_mae_free_counter(struct efx_nic *efx, struct efx_tc_counter *cnt);
50
51int efx_mae_alloc_action_set(struct efx_nic *efx, struct efx_tc_action_set *act);
52int efx_mae_free_action_set(struct efx_nic *efx, u32 fw_id);
53
54int efx_mae_alloc_action_set_list(struct efx_nic *efx,
55 struct efx_tc_action_set_list *acts);
56int efx_mae_free_action_set_list(struct efx_nic *efx,
57 struct efx_tc_action_set_list *acts);
58
59int efx_mae_insert_rule(struct efx_nic *efx, const struct efx_tc_match *match,
60 u32 prio, u32 acts_id, u32 *id);
61int efx_mae_delete_rule(struct efx_nic *efx, u32 id);
62
63#endif /* EF100_MAE_H */