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 | |
21 | int efx_mae_allocate_mport(struct efx_nic *efx, u32 *id, u32 *label); |
22 | int efx_mae_free_mport(struct efx_nic *efx, u32 id); |
23 | |
24 | void efx_mae_mport_wire(struct efx_nic *efx, u32 *out); |
25 | void efx_mae_mport_uplink(struct efx_nic *efx, u32 *out); |
26 | void efx_mae_mport_vf(struct efx_nic *efx, u32 vf_id, u32 *out); |
27 | void efx_mae_mport_mport(struct efx_nic *efx, u32 mport_id, u32 *out); |
28 | |
29 | int efx_mae_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id); |
30 | |
31 | struct 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 | |
50 | int efx_mae_enumerate_mports(struct efx_nic *efx); |
51 | struct mae_mport_desc *efx_mae_get_mport(struct efx_nic *efx, u32 mport_id); |
52 | void 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 | */ |
60 | struct efx_mae { |
61 | struct efx_nic *efx; |
62 | struct rhashtable mports_ht; |
63 | }; |
64 | |
65 | int efx_mae_start_counters(struct efx_nic *efx, struct efx_rx_queue *rx_queue); |
66 | int efx_mae_stop_counters(struct efx_nic *efx, struct efx_rx_queue *rx_queue); |
67 | void efx_mae_counters_grant_credits(struct work_struct *work); |
68 | |
69 | int efx_mae_get_tables(struct efx_nic *efx); |
70 | void efx_mae_free_tables(struct efx_nic *efx); |
71 | |
72 | #define MAE_NUM_FIELDS (MAE_FIELD_ENC_VNET_ID + 1) |
73 | |
74 | struct 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 | |
82 | int efx_mae_get_caps(struct efx_nic *efx, struct mae_caps *caps); |
83 | |
84 | int efx_mae_match_check_caps(struct efx_nic *efx, |
85 | const struct efx_tc_match_fields *mask, |
86 | struct netlink_ext_ack *extack); |
87 | int efx_mae_match_check_caps_lhs(struct efx_nic *efx, |
88 | const struct efx_tc_match_fields *mask, |
89 | struct netlink_ext_ack *extack); |
90 | int 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); |
93 | int efx_mae_check_encap_type_supported(struct efx_nic *efx, |
94 | enum efx_encap_type typ); |
95 | |
96 | int efx_mae_allocate_counter(struct efx_nic *efx, struct efx_tc_counter *cnt); |
97 | int efx_mae_free_counter(struct efx_nic *efx, struct efx_tc_counter *cnt); |
98 | |
99 | int efx_mae_allocate_encap_md(struct efx_nic *efx, |
100 | struct efx_tc_encap_action *encap); |
101 | int efx_mae_update_encap_md(struct efx_nic *efx, |
102 | struct efx_tc_encap_action *encap); |
103 | int efx_mae_free_encap_md(struct efx_nic *efx, |
104 | struct efx_tc_encap_action *encap); |
105 | |
106 | int efx_mae_allocate_pedit_mac(struct efx_nic *efx, |
107 | struct efx_tc_mac_pedit_action *ped); |
108 | void efx_mae_free_pedit_mac(struct efx_nic *efx, |
109 | struct efx_tc_mac_pedit_action *ped); |
110 | int efx_mae_alloc_action_set(struct efx_nic *efx, struct efx_tc_action_set *act); |
111 | int efx_mae_free_action_set(struct efx_nic *efx, u32 fw_id); |
112 | |
113 | int efx_mae_alloc_action_set_list(struct efx_nic *efx, |
114 | struct efx_tc_action_set_list *acts); |
115 | int efx_mae_free_action_set_list(struct efx_nic *efx, |
116 | struct efx_tc_action_set_list *acts); |
117 | |
118 | int efx_mae_register_encap_match(struct efx_nic *efx, |
119 | struct efx_tc_encap_match *encap); |
120 | int efx_mae_unregister_encap_match(struct efx_nic *efx, |
121 | struct efx_tc_encap_match *encap); |
122 | int efx_mae_insert_lhs_rule(struct efx_nic *efx, struct efx_tc_lhs_rule *rule, |
123 | u32 prio); |
124 | int efx_mae_remove_lhs_rule(struct efx_nic *efx, struct efx_tc_lhs_rule *rule); |
125 | struct efx_tc_ct_entry; /* see tc_conntrack.h */ |
126 | int efx_mae_insert_ct(struct efx_nic *efx, struct efx_tc_ct_entry *conn); |
127 | int efx_mae_remove_ct(struct efx_nic *efx, struct efx_tc_ct_entry *conn); |
128 | |
129 | int efx_mae_insert_rule(struct efx_nic *efx, const struct efx_tc_match *match, |
130 | u32 prio, u32 acts_id, u32 *id); |
131 | int efx_mae_update_rule(struct efx_nic *efx, u32 acts_id, u32 id); |
132 | int efx_mae_delete_rule(struct efx_nic *efx, u32 id); |
133 | |
134 | int efx_init_mae(struct efx_nic *efx); |
135 | void efx_fini_mae(struct efx_nic *efx); |
136 | void efx_mae_remove_mport(void *desc, void *arg); |
137 | int efx_mae_fw_lookup_mport(struct efx_nic *efx, u32 selector, u32 *id); |
138 | int efx_mae_lookup_mport(struct efx_nic *efx, u32 vf, u32 *id); |
139 | #endif /* EF100_MAE_H */ |
140 | |