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1/* SPDX-License-Identifier: GPL-2.0+ */
2/* Microchip Sparx5 Switch driver VCAP implementation
3 *
4 * Copyright (c) 2022 Microchip Technology Inc. and its subsidiaries.
5 *
6 * The Sparx5 Chip Register Model can be browsed at this location:
7 * https://github.com/microchip-ung/sparx-5_reginfo
8 */
9
10#ifndef __SPARX5_VCAP_IMPL_H__
11#define __SPARX5_VCAP_IMPL_H__
12
13#include <linux/types.h>
14#include <linux/list.h>
15
16#include "vcap_api.h"
17#include "vcap_api_client.h"
18
19#define SPARX5_IS2_LOOKUPS 4
20#define SPARX5_IS0_LOOKUPS 6
21#define SPARX5_ES0_LOOKUPS 1
22#define SPARX5_ES2_LOOKUPS 2
23
24#define SPARX5_VCAP_CID_IS0_L0 VCAP_CID_INGRESS_L0 /* IS0/CLM lookup 0 */
25#define SPARX5_VCAP_CID_IS0_L1 VCAP_CID_INGRESS_L1 /* IS0/CLM lookup 1 */
26#define SPARX5_VCAP_CID_IS0_L2 VCAP_CID_INGRESS_L2 /* IS0/CLM lookup 2 */
27#define SPARX5_VCAP_CID_IS0_L3 VCAP_CID_INGRESS_L3 /* IS0/CLM lookup 3 */
28#define SPARX5_VCAP_CID_IS0_L4 VCAP_CID_INGRESS_L4 /* IS0/CLM lookup 4 */
29#define SPARX5_VCAP_CID_IS0_L5 VCAP_CID_INGRESS_L5 /* IS0/CLM lookup 5 */
30#define SPARX5_VCAP_CID_IS0_MAX \
31 (VCAP_CID_INGRESS_L5 + VCAP_CID_LOOKUP_SIZE - 1) /* IS0/CLM Max */
32
33#define SPARX5_VCAP_CID_IS2_L0 VCAP_CID_INGRESS_STAGE2_L0 /* IS2 lookup 0 */
34#define SPARX5_VCAP_CID_IS2_L1 VCAP_CID_INGRESS_STAGE2_L1 /* IS2 lookup 1 */
35#define SPARX5_VCAP_CID_IS2_L2 VCAP_CID_INGRESS_STAGE2_L2 /* IS2 lookup 2 */
36#define SPARX5_VCAP_CID_IS2_L3 VCAP_CID_INGRESS_STAGE2_L3 /* IS2 lookup 3 */
37#define SPARX5_VCAP_CID_IS2_MAX \
38 (VCAP_CID_INGRESS_STAGE2_L3 + VCAP_CID_LOOKUP_SIZE - 1) /* IS2 Max */
39
40#define SPARX5_VCAP_CID_ES0_L0 VCAP_CID_EGRESS_L0 /* ES0 lookup 0 */
41#define SPARX5_VCAP_CID_ES0_MAX (VCAP_CID_EGRESS_L1 - 1) /* ES0 Max */
42
43#define SPARX5_VCAP_CID_ES2_L0 VCAP_CID_EGRESS_STAGE2_L0 /* ES2 lookup 0 */
44#define SPARX5_VCAP_CID_ES2_L1 VCAP_CID_EGRESS_STAGE2_L1 /* ES2 lookup 1 */
45#define SPARX5_VCAP_CID_ES2_MAX \
46 (VCAP_CID_EGRESS_STAGE2_L1 + VCAP_CID_LOOKUP_SIZE - 1) /* ES2 Max */
47
48struct sparx5_vcap_inst {
49 enum vcap_type vtype; /* type of vcap */
50 int vinst; /* instance number within the same type */
51 int lookups; /* number of lookups in this vcap type */
52 int lookups_per_instance; /* number of lookups in this instance */
53 int first_cid; /* first chain id in this vcap */
54 int last_cid; /* last chain id in this vcap */
55 int count; /* number of available addresses, not in super vcap */
56 int map_id; /* id in the super vcap block mapping (if applicable) */
57 int blockno; /* starting block in super vcap (if applicable) */
58 int blocks; /* number of blocks in super vcap (if applicable) */
59 bool ingress; /* is vcap in the ingress path */
60};
61
62extern const struct sparx5_vcap_inst sparx5_vcap_inst_cfg[];
63
64/* IS0 port keyset selection control */
65
66/* IS0 ethernet, IPv4, IPv6 traffic type keyset generation */
67enum vcap_is0_port_sel_etype {
68 VCAP_IS0_PS_ETYPE_DEFAULT, /* None or follow depending on class */
69 VCAP_IS0_PS_ETYPE_MLL,
70 VCAP_IS0_PS_ETYPE_SGL_MLBS,
71 VCAP_IS0_PS_ETYPE_DBL_MLBS,
72 VCAP_IS0_PS_ETYPE_TRI_MLBS,
73 VCAP_IS0_PS_ETYPE_TRI_VID,
74 VCAP_IS0_PS_ETYPE_LL_FULL,
75 VCAP_IS0_PS_ETYPE_NORMAL_SRC,
76 VCAP_IS0_PS_ETYPE_NORMAL_DST,
77 VCAP_IS0_PS_ETYPE_NORMAL_7TUPLE,
78 VCAP_IS0_PS_ETYPE_NORMAL_5TUPLE_IP4,
79 VCAP_IS0_PS_ETYPE_PURE_5TUPLE_IP4,
80 VCAP_IS0_PS_ETYPE_DBL_VID_IDX,
81 VCAP_IS0_PS_ETYPE_ETAG,
82 VCAP_IS0_PS_ETYPE_NO_LOOKUP,
83};
84
85/* IS0 MPLS traffic type keyset generation */
86enum vcap_is0_port_sel_mpls_uc_mc {
87 VCAP_IS0_PS_MPLS_FOLLOW_ETYPE,
88 VCAP_IS0_PS_MPLS_MLL,
89 VCAP_IS0_PS_MPLS_SGL_MLBS,
90 VCAP_IS0_PS_MPLS_DBL_MLBS,
91 VCAP_IS0_PS_MPLS_TRI_MLBS,
92 VCAP_IS0_PS_MPLS_TRI_VID,
93 VCAP_IS0_PS_MPLS_LL_FULL,
94 VCAP_IS0_PS_MPLS_NORMAL_SRC,
95 VCAP_IS0_PS_MPLS_NORMAL_DST,
96 VCAP_IS0_PS_MPLS_NORMAL_7TUPLE,
97 VCAP_IS0_PS_MPLS_NORMAL_5TUPLE_IP4,
98 VCAP_IS0_PS_MPLS_PURE_5TUPLE_IP4,
99 VCAP_IS0_PS_MPLS_DBL_VID_IDX,
100 VCAP_IS0_PS_MPLS_ETAG,
101 VCAP_IS0_PS_MPLS_NO_LOOKUP,
102};
103
104/* IS0 MBLS traffic type keyset generation */
105enum vcap_is0_port_sel_mlbs {
106 VCAP_IS0_PS_MLBS_FOLLOW_ETYPE,
107 VCAP_IS0_PS_MLBS_SGL_MLBS,
108 VCAP_IS0_PS_MLBS_DBL_MLBS,
109 VCAP_IS0_PS_MLBS_TRI_MLBS,
110 VCAP_IS0_PS_MLBS_NO_LOOKUP = 17,
111};
112
113/* IS2 port keyset selection control */
114
115/* IS2 non-ethernet traffic type keyset generation */
116enum vcap_is2_port_sel_noneth {
117 VCAP_IS2_PS_NONETH_MAC_ETYPE,
118 VCAP_IS2_PS_NONETH_CUSTOM_1,
119 VCAP_IS2_PS_NONETH_CUSTOM_2,
120 VCAP_IS2_PS_NONETH_NO_LOOKUP
121};
122
123/* IS2 IPv4 unicast traffic type keyset generation */
124enum vcap_is2_port_sel_ipv4_uc {
125 VCAP_IS2_PS_IPV4_UC_MAC_ETYPE,
126 VCAP_IS2_PS_IPV4_UC_IP4_TCP_UDP_OTHER,
127 VCAP_IS2_PS_IPV4_UC_IP_7TUPLE,
128};
129
130/* IS2 IPv4 multicast traffic type keyset generation */
131enum vcap_is2_port_sel_ipv4_mc {
132 VCAP_IS2_PS_IPV4_MC_MAC_ETYPE,
133 VCAP_IS2_PS_IPV4_MC_IP4_TCP_UDP_OTHER,
134 VCAP_IS2_PS_IPV4_MC_IP_7TUPLE,
135 VCAP_IS2_PS_IPV4_MC_IP4_VID,
136};
137
138/* IS2 IPv6 unicast traffic type keyset generation */
139enum vcap_is2_port_sel_ipv6_uc {
140 VCAP_IS2_PS_IPV6_UC_MAC_ETYPE,
141 VCAP_IS2_PS_IPV6_UC_IP_7TUPLE,
142 VCAP_IS2_PS_IPV6_UC_IP6_STD,
143 VCAP_IS2_PS_IPV6_UC_IP4_TCP_UDP_OTHER,
144};
145
146/* IS2 IPv6 multicast traffic type keyset generation */
147enum vcap_is2_port_sel_ipv6_mc {
148 VCAP_IS2_PS_IPV6_MC_MAC_ETYPE,
149 VCAP_IS2_PS_IPV6_MC_IP_7TUPLE,
150 VCAP_IS2_PS_IPV6_MC_IP6_VID,
151 VCAP_IS2_PS_IPV6_MC_IP6_STD,
152 VCAP_IS2_PS_IPV6_MC_IP4_TCP_UDP_OTHER,
153};
154
155/* IS2 ARP traffic type keyset generation */
156enum vcap_is2_port_sel_arp {
157 VCAP_IS2_PS_ARP_MAC_ETYPE,
158 VCAP_IS2_PS_ARP_ARP,
159};
160
161/* ES0 port keyset selection control */
162
163/* ES0 Egress port traffic type classification */
164enum vcap_es0_port_sel {
165 VCAP_ES0_PS_NORMAL_SELECTION,
166 VCAP_ES0_PS_FORCE_ISDX_LOOKUPS,
167 VCAP_ES0_PS_FORCE_VID_LOOKUPS,
168 VCAP_ES0_PS_RESERVED,
169};
170
171/* ES2 port keyset selection control */
172
173/* ES2 IPv4 traffic type keyset generation */
174enum vcap_es2_port_sel_ipv4 {
175 VCAP_ES2_PS_IPV4_MAC_ETYPE,
176 VCAP_ES2_PS_IPV4_IP_7TUPLE,
177 VCAP_ES2_PS_IPV4_IP4_TCP_UDP_VID,
178 VCAP_ES2_PS_IPV4_IP4_TCP_UDP_OTHER,
179 VCAP_ES2_PS_IPV4_IP4_VID,
180 VCAP_ES2_PS_IPV4_IP4_OTHER,
181};
182
183/* ES2 IPv6 traffic type keyset generation */
184enum vcap_es2_port_sel_ipv6 {
185 VCAP_ES2_PS_IPV6_MAC_ETYPE,
186 VCAP_ES2_PS_IPV6_IP_7TUPLE,
187 VCAP_ES2_PS_IPV6_IP_7TUPLE_VID,
188 VCAP_ES2_PS_IPV6_IP_7TUPLE_STD,
189 VCAP_ES2_PS_IPV6_IP6_VID,
190 VCAP_ES2_PS_IPV6_IP6_STD,
191 VCAP_ES2_PS_IPV6_IP4_DOWNGRADE,
192};
193
194/* ES2 ARP traffic type keyset generation */
195enum vcap_es2_port_sel_arp {
196 VCAP_ES2_PS_ARP_MAC_ETYPE,
197 VCAP_ES2_PS_ARP_ARP,
198};
199
200/* Selects TPID for ES0 matching */
201enum SPX5_TPID_SEL {
202 SPX5_TPID_SEL_UNTAGGED,
203 SPX5_TPID_SEL_8100,
204 SPX5_TPID_SEL_UNUSED_0,
205 SPX5_TPID_SEL_UNUSED_1,
206 SPX5_TPID_SEL_88A8,
207 SPX5_TPID_SEL_TPIDCFG_1,
208 SPX5_TPID_SEL_TPIDCFG_2,
209 SPX5_TPID_SEL_TPIDCFG_3,
210};
211
212/* Get the port keyset for the vcap lookup */
213int sparx5_vcap_get_port_keyset(struct net_device *ndev,
214 struct vcap_admin *admin,
215 int cid,
216 u16 l3_proto,
217 struct vcap_keyset_list *kslist);
218
219/* Change the port keyset for the lookup and protocol */
220void sparx5_vcap_set_port_keyset(struct net_device *ndev,
221 struct vcap_admin *admin, int cid,
222 u16 l3_proto, enum vcap_keyfield_set keyset,
223 struct vcap_keyset_list *orig);
224
225/* Check if the ethertype is supported by the vcap port classification */
226bool sparx5_vcap_is_known_etype(struct vcap_admin *admin, u16 etype);
227
228#endif /* __SPARX5_VCAP_IMPL_H__ */
1/* SPDX-License-Identifier: GPL-2.0+ */
2/* Microchip Sparx5 Switch driver VCAP implementation
3 *
4 * Copyright (c) 2022 Microchip Technology Inc. and its subsidiaries.
5 *
6 * The Sparx5 Chip Register Model can be browsed at this location:
7 * https://github.com/microchip-ung/sparx-5_reginfo
8 */
9
10#ifndef __SPARX5_VCAP_IMPL_H__
11#define __SPARX5_VCAP_IMPL_H__
12
13#include <linux/types.h>
14#include <linux/list.h>
15
16#include "vcap_api.h"
17#include "vcap_api_client.h"
18
19#define SPARX5_VCAP_CID_IS2_L0 VCAP_CID_INGRESS_STAGE2_L0 /* IS2 lookup 0 */
20#define SPARX5_VCAP_CID_IS2_L1 VCAP_CID_INGRESS_STAGE2_L1 /* IS2 lookup 1 */
21#define SPARX5_VCAP_CID_IS2_L2 VCAP_CID_INGRESS_STAGE2_L2 /* IS2 lookup 2 */
22#define SPARX5_VCAP_CID_IS2_L3 VCAP_CID_INGRESS_STAGE2_L3 /* IS2 lookup 3 */
23#define SPARX5_VCAP_CID_IS2_MAX \
24 (VCAP_CID_INGRESS_STAGE2_L3 + VCAP_CID_LOOKUP_SIZE - 1) /* IS2 Max */
25
26/* IS2 port keyset selection control */
27
28/* IS2 non-ethernet traffic type keyset generation */
29enum vcap_is2_port_sel_noneth {
30 VCAP_IS2_PS_NONETH_MAC_ETYPE,
31 VCAP_IS2_PS_NONETH_CUSTOM_1,
32 VCAP_IS2_PS_NONETH_CUSTOM_2,
33 VCAP_IS2_PS_NONETH_NO_LOOKUP
34};
35
36/* IS2 IPv4 unicast traffic type keyset generation */
37enum vcap_is2_port_sel_ipv4_uc {
38 VCAP_IS2_PS_IPV4_UC_MAC_ETYPE,
39 VCAP_IS2_PS_IPV4_UC_IP4_TCP_UDP_OTHER,
40 VCAP_IS2_PS_IPV4_UC_IP_7TUPLE,
41};
42
43/* IS2 IPv4 multicast traffic type keyset generation */
44enum vcap_is2_port_sel_ipv4_mc {
45 VCAP_IS2_PS_IPV4_MC_MAC_ETYPE,
46 VCAP_IS2_PS_IPV4_MC_IP4_TCP_UDP_OTHER,
47 VCAP_IS2_PS_IPV4_MC_IP_7TUPLE,
48 VCAP_IS2_PS_IPV4_MC_IP4_VID,
49};
50
51/* IS2 IPv6 unicast traffic type keyset generation */
52enum vcap_is2_port_sel_ipv6_uc {
53 VCAP_IS2_PS_IPV6_UC_MAC_ETYPE,
54 VCAP_IS2_PS_IPV6_UC_IP_7TUPLE,
55 VCAP_IS2_PS_IPV6_UC_IP6_STD,
56 VCAP_IS2_PS_IPV6_UC_IP4_TCP_UDP_OTHER,
57};
58
59/* IS2 IPv6 multicast traffic type keyset generation */
60enum vcap_is2_port_sel_ipv6_mc {
61 VCAP_IS2_PS_IPV6_MC_MAC_ETYPE,
62 VCAP_IS2_PS_IPV6_MC_IP_7TUPLE,
63 VCAP_IS2_PS_IPV6_MC_IP6_VID,
64 VCAP_IS2_PS_IPV6_MC_IP6_STD,
65 VCAP_IS2_PS_IPV6_MC_IP4_TCP_UDP_OTHER,
66};
67
68/* IS2 ARP traffic type keyset generation */
69enum vcap_is2_port_sel_arp {
70 VCAP_IS2_PS_ARP_MAC_ETYPE,
71 VCAP_IS2_PS_ARP_ARP,
72};
73
74/* Get the port keyset for the vcap lookup */
75int sparx5_vcap_get_port_keyset(struct net_device *ndev,
76 struct vcap_admin *admin,
77 int cid,
78 u16 l3_proto,
79 struct vcap_keyset_list *kslist);
80
81#endif /* __SPARX5_VCAP_IMPL_H__ */