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6f52b16c | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
6812baab TR |
2 | /* |
3 | * Shared Memory Communications over RDMA (SMC-R) and RoCE | |
4 | * | |
5 | * Definitions for generic netlink based configuration of an SMC-R PNET table | |
6 | * | |
7 | * Copyright IBM Corp. 2016 | |
8 | * | |
9 | * Author(s): Thomas Richter <tmricht@linux.vnet.ibm.com> | |
10 | */ | |
11 | ||
12 | #ifndef _UAPI_LINUX_SMC_H_ | |
13 | #define _UAPI_LINUX_SMC_H_ | |
14 | ||
15 | /* Netlink SMC_PNETID attributes */ | |
16 | enum { | |
17 | SMC_PNETID_UNSPEC, | |
18 | SMC_PNETID_NAME, | |
19 | SMC_PNETID_ETHNAME, | |
20 | SMC_PNETID_IBNAME, | |
21 | SMC_PNETID_IBPORT, | |
22 | __SMC_PNETID_MAX, | |
23 | SMC_PNETID_MAX = __SMC_PNETID_MAX - 1 | |
24 | }; | |
25 | ||
26 | enum { /* SMC PNET Table commands */ | |
27 | SMC_PNETID_GET = 1, | |
28 | SMC_PNETID_ADD, | |
29 | SMC_PNETID_DEL, | |
30 | SMC_PNETID_FLUSH | |
31 | }; | |
32 | ||
33 | #define SMCR_GENL_FAMILY_NAME "SMC_PNETID" | |
34 | #define SMCR_GENL_FAMILY_VERSION 1 | |
35 | ||
e8372d9d GG |
36 | /* gennetlink interface to access non-socket information from SMC module */ |
37 | #define SMC_GENL_FAMILY_NAME "SMC_GEN_NETLINK" | |
38 | #define SMC_GENL_FAMILY_VERSION 1 | |
39 | ||
aaf95523 | 40 | #define SMC_PCI_ID_STR_LEN 16 /* Max length of pci id string */ |
fa086662 KG |
41 | #define SMC_MAX_HOSTNAME_LEN 32 /* Max length of the hostname */ |
42 | #define SMC_MAX_UEID 4 /* Max number of user EIDs */ | |
43 | #define SMC_MAX_EID_LEN 32 /* Max length of an EID */ | |
aaf95523 | 44 | |
099b990b GG |
45 | /* SMC_GENL_FAMILY commands */ |
46 | enum { | |
47 | SMC_NETLINK_GET_SYS_INFO = 1, | |
e9b8c845 | 48 | SMC_NETLINK_GET_LGR_SMCR, |
5a7e09d5 | 49 | SMC_NETLINK_GET_LINK_SMCR, |
8f9dde4b | 50 | SMC_NETLINK_GET_LGR_SMCD, |
aaf95523 | 51 | SMC_NETLINK_GET_DEV_SMCD, |
a3db10ef | 52 | SMC_NETLINK_GET_DEV_SMCR, |
8c40602b | 53 | SMC_NETLINK_GET_STATS, |
f0dd7bf5 | 54 | SMC_NETLINK_GET_FBACK_STATS, |
fa086662 KG |
55 | SMC_NETLINK_DUMP_UEID, |
56 | SMC_NETLINK_ADD_UEID, | |
57 | SMC_NETLINK_REMOVE_UEID, | |
58 | SMC_NETLINK_FLUSH_UEID, | |
3c572145 KG |
59 | SMC_NETLINK_DUMP_SEID, |
60 | SMC_NETLINK_ENABLE_SEID, | |
61 | SMC_NETLINK_DISABLE_SEID, | |
f9496b7c W |
62 | SMC_NETLINK_DUMP_HS_LIMITATION, |
63 | SMC_NETLINK_ENABLE_HS_LIMITATION, | |
64 | SMC_NETLINK_DISABLE_HS_LIMITATION, | |
099b990b GG |
65 | }; |
66 | ||
e8372d9d GG |
67 | /* SMC_GENL_FAMILY top level attributes */ |
68 | enum { | |
69 | SMC_GEN_UNSPEC, | |
099b990b | 70 | SMC_GEN_SYS_INFO, /* nest */ |
e9b8c845 | 71 | SMC_GEN_LGR_SMCR, /* nest */ |
5a7e09d5 | 72 | SMC_GEN_LINK_SMCR, /* nest */ |
8f9dde4b | 73 | SMC_GEN_LGR_SMCD, /* nest */ |
aaf95523 | 74 | SMC_GEN_DEV_SMCD, /* nest */ |
a3db10ef | 75 | SMC_GEN_DEV_SMCR, /* nest */ |
8c40602b | 76 | SMC_GEN_STATS, /* nest */ |
f0dd7bf5 | 77 | SMC_GEN_FBACK_STATS, /* nest */ |
e8372d9d GG |
78 | __SMC_GEN_MAX, |
79 | SMC_GEN_MAX = __SMC_GEN_MAX - 1 | |
80 | }; | |
81 | ||
099b990b GG |
82 | /* SMC_GEN_SYS_INFO attributes */ |
83 | enum { | |
84 | SMC_NLA_SYS_UNSPEC, | |
85 | SMC_NLA_SYS_VER, /* u8 */ | |
86 | SMC_NLA_SYS_REL, /* u8 */ | |
87 | SMC_NLA_SYS_IS_ISM_V2, /* u8 */ | |
88 | SMC_NLA_SYS_LOCAL_HOST, /* string */ | |
89 | SMC_NLA_SYS_SEID, /* string */ | |
b0539f5e | 90 | SMC_NLA_SYS_IS_SMCR_V2, /* u8 */ |
099b990b GG |
91 | __SMC_NLA_SYS_MAX, |
92 | SMC_NLA_SYS_MAX = __SMC_NLA_SYS_MAX - 1 | |
93 | }; | |
94 | ||
b0539f5e | 95 | /* SMC_NLA_LGR_D_V2_COMMON and SMC_NLA_LGR_R_V2_COMMON nested attributes */ |
8f9dde4b GG |
96 | enum { |
97 | SMC_NLA_LGR_V2_VER, /* u8 */ | |
98 | SMC_NLA_LGR_V2_REL, /* u8 */ | |
99 | SMC_NLA_LGR_V2_OS, /* u8 */ | |
100 | SMC_NLA_LGR_V2_NEG_EID, /* string */ | |
101 | SMC_NLA_LGR_V2_PEER_HOST, /* string */ | |
b0539f5e KG |
102 | __SMC_NLA_LGR_V2_MAX, |
103 | SMC_NLA_LGR_V2_MAX = __SMC_NLA_LGR_V2_MAX - 1 | |
104 | }; | |
105 | ||
106 | /* SMC_NLA_LGR_R_V2 nested attributes */ | |
107 | enum { | |
108 | SMC_NLA_LGR_R_V2_UNSPEC, | |
109 | SMC_NLA_LGR_R_V2_DIRECT, /* u8 */ | |
110 | __SMC_NLA_LGR_R_V2_MAX, | |
111 | SMC_NLA_LGR_R_V2_MAX = __SMC_NLA_LGR_R_V2_MAX - 1 | |
8f9dde4b GG |
112 | }; |
113 | ||
e9b8c845 GG |
114 | /* SMC_GEN_LGR_SMCR attributes */ |
115 | enum { | |
116 | SMC_NLA_LGR_R_UNSPEC, | |
117 | SMC_NLA_LGR_R_ID, /* u32 */ | |
118 | SMC_NLA_LGR_R_ROLE, /* u8 */ | |
119 | SMC_NLA_LGR_R_TYPE, /* u8 */ | |
120 | SMC_NLA_LGR_R_PNETID, /* string */ | |
121 | SMC_NLA_LGR_R_VLAN_ID, /* u8 */ | |
122 | SMC_NLA_LGR_R_CONNS_NUM, /* u32 */ | |
b0539f5e KG |
123 | SMC_NLA_LGR_R_V2_COMMON, /* nest */ |
124 | SMC_NLA_LGR_R_V2, /* nest */ | |
79d39fc5 TL |
125 | SMC_NLA_LGR_R_NET_COOKIE, /* u64 */ |
126 | SMC_NLA_LGR_R_PAD, /* flag */ | |
ddefb2d2 | 127 | SMC_NLA_LGR_R_BUF_TYPE, /* u8 */ |
e9b8c845 GG |
128 | __SMC_NLA_LGR_R_MAX, |
129 | SMC_NLA_LGR_R_MAX = __SMC_NLA_LGR_R_MAX - 1 | |
130 | }; | |
131 | ||
5a7e09d5 GG |
132 | /* SMC_GEN_LINK_SMCR attributes */ |
133 | enum { | |
134 | SMC_NLA_LINK_UNSPEC, | |
135 | SMC_NLA_LINK_ID, /* u8 */ | |
136 | SMC_NLA_LINK_IB_DEV, /* string */ | |
137 | SMC_NLA_LINK_IB_PORT, /* u8 */ | |
138 | SMC_NLA_LINK_GID, /* string */ | |
139 | SMC_NLA_LINK_PEER_GID, /* string */ | |
140 | SMC_NLA_LINK_CONN_CNT, /* u32 */ | |
141 | SMC_NLA_LINK_NET_DEV, /* u32 */ | |
142 | SMC_NLA_LINK_UID, /* u32 */ | |
143 | SMC_NLA_LINK_PEER_UID, /* u32 */ | |
144 | SMC_NLA_LINK_STATE, /* u32 */ | |
145 | __SMC_NLA_LINK_MAX, | |
146 | SMC_NLA_LINK_MAX = __SMC_NLA_LINK_MAX - 1 | |
147 | }; | |
8f9dde4b GG |
148 | |
149 | /* SMC_GEN_LGR_SMCD attributes */ | |
150 | enum { | |
151 | SMC_NLA_LGR_D_UNSPEC, | |
152 | SMC_NLA_LGR_D_ID, /* u32 */ | |
153 | SMC_NLA_LGR_D_GID, /* u64 */ | |
154 | SMC_NLA_LGR_D_PEER_GID, /* u64 */ | |
155 | SMC_NLA_LGR_D_VLAN_ID, /* u8 */ | |
156 | SMC_NLA_LGR_D_CONNS_NUM, /* u32 */ | |
157 | SMC_NLA_LGR_D_PNETID, /* string */ | |
158 | SMC_NLA_LGR_D_CHID, /* u16 */ | |
159 | SMC_NLA_LGR_D_PAD, /* flag */ | |
b0539f5e | 160 | SMC_NLA_LGR_D_V2_COMMON, /* nest */ |
8f9dde4b GG |
161 | __SMC_NLA_LGR_D_MAX, |
162 | SMC_NLA_LGR_D_MAX = __SMC_NLA_LGR_D_MAX - 1 | |
163 | }; | |
aaf95523 | 164 | |
a3db10ef | 165 | /* SMC_NLA_DEV_PORT nested attributes */ |
aaf95523 GG |
166 | enum { |
167 | SMC_NLA_DEV_PORT_UNSPEC, | |
168 | SMC_NLA_DEV_PORT_PNET_USR, /* u8 */ | |
169 | SMC_NLA_DEV_PORT_PNETID, /* string */ | |
a3db10ef GG |
170 | SMC_NLA_DEV_PORT_NETDEV, /* u32 */ |
171 | SMC_NLA_DEV_PORT_STATE, /* u8 */ | |
172 | SMC_NLA_DEV_PORT_VALID, /* u8 */ | |
173 | SMC_NLA_DEV_PORT_LNK_CNT, /* u32 */ | |
aaf95523 GG |
174 | __SMC_NLA_DEV_PORT_MAX, |
175 | SMC_NLA_DEV_PORT_MAX = __SMC_NLA_DEV_PORT_MAX - 1 | |
176 | }; | |
177 | ||
a3db10ef | 178 | /* SMC_GEN_DEV_SMCD and SMC_GEN_DEV_SMCR attributes */ |
aaf95523 GG |
179 | enum { |
180 | SMC_NLA_DEV_UNSPEC, | |
181 | SMC_NLA_DEV_USE_CNT, /* u32 */ | |
182 | SMC_NLA_DEV_IS_CRIT, /* u8 */ | |
183 | SMC_NLA_DEV_PCI_FID, /* u32 */ | |
184 | SMC_NLA_DEV_PCI_CHID, /* u16 */ | |
185 | SMC_NLA_DEV_PCI_VENDOR, /* u16 */ | |
186 | SMC_NLA_DEV_PCI_DEVICE, /* u16 */ | |
187 | SMC_NLA_DEV_PCI_ID, /* string */ | |
188 | SMC_NLA_DEV_PORT, /* nest */ | |
a3db10ef GG |
189 | SMC_NLA_DEV_PORT2, /* nest */ |
190 | SMC_NLA_DEV_IB_NAME, /* string */ | |
aaf95523 GG |
191 | __SMC_NLA_DEV_MAX, |
192 | SMC_NLA_DEV_MAX = __SMC_NLA_DEV_MAX - 1 | |
193 | }; | |
a3db10ef | 194 | |
8c40602b GG |
195 | /* SMC_NLA_STATS_T_TX(RX)_RMB_SIZE nested attributes */ |
196 | /* SMC_NLA_STATS_TX(RX)PLOAD_SIZE nested attributes */ | |
197 | enum { | |
198 | SMC_NLA_STATS_PLOAD_PAD, | |
199 | SMC_NLA_STATS_PLOAD_8K, /* u64 */ | |
200 | SMC_NLA_STATS_PLOAD_16K, /* u64 */ | |
201 | SMC_NLA_STATS_PLOAD_32K, /* u64 */ | |
202 | SMC_NLA_STATS_PLOAD_64K, /* u64 */ | |
203 | SMC_NLA_STATS_PLOAD_128K, /* u64 */ | |
204 | SMC_NLA_STATS_PLOAD_256K, /* u64 */ | |
205 | SMC_NLA_STATS_PLOAD_512K, /* u64 */ | |
206 | SMC_NLA_STATS_PLOAD_1024K, /* u64 */ | |
207 | SMC_NLA_STATS_PLOAD_G_1024K, /* u64 */ | |
208 | __SMC_NLA_STATS_PLOAD_MAX, | |
209 | SMC_NLA_STATS_PLOAD_MAX = __SMC_NLA_STATS_PLOAD_MAX - 1 | |
210 | }; | |
211 | ||
212 | /* SMC_NLA_STATS_T_TX(RX)_RMB_STATS nested attributes */ | |
213 | enum { | |
214 | SMC_NLA_STATS_RMB_PAD, | |
215 | SMC_NLA_STATS_RMB_SIZE_SM_PEER_CNT, /* u64 */ | |
216 | SMC_NLA_STATS_RMB_SIZE_SM_CNT, /* u64 */ | |
217 | SMC_NLA_STATS_RMB_FULL_PEER_CNT, /* u64 */ | |
218 | SMC_NLA_STATS_RMB_FULL_CNT, /* u64 */ | |
219 | SMC_NLA_STATS_RMB_REUSE_CNT, /* u64 */ | |
220 | SMC_NLA_STATS_RMB_ALLOC_CNT, /* u64 */ | |
221 | SMC_NLA_STATS_RMB_DGRADE_CNT, /* u64 */ | |
222 | __SMC_NLA_STATS_RMB_MAX, | |
223 | SMC_NLA_STATS_RMB_MAX = __SMC_NLA_STATS_RMB_MAX - 1 | |
224 | }; | |
225 | ||
226 | /* SMC_NLA_STATS_SMCD_TECH and _SMCR_TECH nested attributes */ | |
227 | enum { | |
228 | SMC_NLA_STATS_T_PAD, | |
229 | SMC_NLA_STATS_T_TX_RMB_SIZE, /* nest */ | |
230 | SMC_NLA_STATS_T_RX_RMB_SIZE, /* nest */ | |
231 | SMC_NLA_STATS_T_TXPLOAD_SIZE, /* nest */ | |
232 | SMC_NLA_STATS_T_RXPLOAD_SIZE, /* nest */ | |
233 | SMC_NLA_STATS_T_TX_RMB_STATS, /* nest */ | |
234 | SMC_NLA_STATS_T_RX_RMB_STATS, /* nest */ | |
235 | SMC_NLA_STATS_T_CLNT_V1_SUCC, /* u64 */ | |
236 | SMC_NLA_STATS_T_CLNT_V2_SUCC, /* u64 */ | |
237 | SMC_NLA_STATS_T_SRV_V1_SUCC, /* u64 */ | |
238 | SMC_NLA_STATS_T_SRV_V2_SUCC, /* u64 */ | |
239 | SMC_NLA_STATS_T_SENDPAGE_CNT, /* u64 */ | |
240 | SMC_NLA_STATS_T_SPLICE_CNT, /* u64 */ | |
241 | SMC_NLA_STATS_T_CORK_CNT, /* u64 */ | |
242 | SMC_NLA_STATS_T_NDLY_CNT, /* u64 */ | |
243 | SMC_NLA_STATS_T_URG_DATA_CNT, /* u64 */ | |
244 | SMC_NLA_STATS_T_RX_BYTES, /* u64 */ | |
245 | SMC_NLA_STATS_T_TX_BYTES, /* u64 */ | |
246 | SMC_NLA_STATS_T_RX_CNT, /* u64 */ | |
247 | SMC_NLA_STATS_T_TX_CNT, /* u64 */ | |
248 | __SMC_NLA_STATS_T_MAX, | |
249 | SMC_NLA_STATS_T_MAX = __SMC_NLA_STATS_T_MAX - 1 | |
250 | }; | |
251 | ||
252 | /* SMC_GEN_STATS attributes */ | |
253 | enum { | |
254 | SMC_NLA_STATS_PAD, | |
255 | SMC_NLA_STATS_SMCD_TECH, /* nest */ | |
256 | SMC_NLA_STATS_SMCR_TECH, /* nest */ | |
257 | SMC_NLA_STATS_CLNT_HS_ERR_CNT, /* u64 */ | |
258 | SMC_NLA_STATS_SRV_HS_ERR_CNT, /* u64 */ | |
259 | __SMC_NLA_STATS_MAX, | |
260 | SMC_NLA_STATS_MAX = __SMC_NLA_STATS_MAX - 1 | |
261 | }; | |
f0dd7bf5 GG |
262 | |
263 | /* SMC_GEN_FBACK_STATS attributes */ | |
264 | enum { | |
265 | SMC_NLA_FBACK_STATS_PAD, | |
266 | SMC_NLA_FBACK_STATS_TYPE, /* u8 */ | |
267 | SMC_NLA_FBACK_STATS_SRV_CNT, /* u64 */ | |
268 | SMC_NLA_FBACK_STATS_CLNT_CNT, /* u64 */ | |
269 | SMC_NLA_FBACK_STATS_RSN_CODE, /* u32 */ | |
270 | SMC_NLA_FBACK_STATS_RSN_CNT, /* u16 */ | |
271 | __SMC_NLA_FBACK_STATS_MAX, | |
272 | SMC_NLA_FBACK_STATS_MAX = __SMC_NLA_FBACK_STATS_MAX - 1 | |
273 | }; | |
fa086662 KG |
274 | |
275 | /* SMC_NETLINK_UEID attributes */ | |
276 | enum { | |
277 | SMC_NLA_EID_TABLE_UNSPEC, | |
278 | SMC_NLA_EID_TABLE_ENTRY, /* string */ | |
279 | __SMC_NLA_EID_TABLE_MAX, | |
280 | SMC_NLA_EID_TABLE_MAX = __SMC_NLA_EID_TABLE_MAX - 1 | |
281 | }; | |
3c572145 KG |
282 | |
283 | /* SMC_NETLINK_SEID attributes */ | |
284 | enum { | |
285 | SMC_NLA_SEID_UNSPEC, | |
286 | SMC_NLA_SEID_ENTRY, /* string */ | |
287 | SMC_NLA_SEID_ENABLED, /* u8 */ | |
288 | __SMC_NLA_SEID_TABLE_MAX, | |
289 | SMC_NLA_SEID_TABLE_MAX = __SMC_NLA_SEID_TABLE_MAX - 1 | |
290 | }; | |
a6a6fe27 | 291 | |
f9496b7c W |
292 | /* SMC_NETLINK_HS_LIMITATION attributes */ |
293 | enum { | |
294 | SMC_NLA_HS_LIMITATION_UNSPEC, | |
295 | SMC_NLA_HS_LIMITATION_ENABLED, /* u8 */ | |
296 | __SMC_NLA_HS_LIMITATION_MAX, | |
297 | SMC_NLA_HS_LIMITATION_MAX = __SMC_NLA_HS_LIMITATION_MAX - 1 | |
298 | }; | |
299 | ||
a6a6fe27 W |
300 | /* SMC socket options */ |
301 | #define SMC_LIMIT_HS 1 /* constraint on smc handshake */ | |
302 | ||
6812baab | 303 | #endif /* _UAPI_LINUX_SMC_H */ |