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| 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
|---|---|
| 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 | |
| 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 | |
| 40 | #define SMC_PCI_ID_STR_LEN 16 /* Max length of pci id string */ |
| 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 */ |
| 44 | |
| 45 | /* SMC_GENL_FAMILY commands */ |
| 46 | enum { |
| 47 | SMC_NETLINK_GET_SYS_INFO = 1, |
| 48 | SMC_NETLINK_GET_LGR_SMCR, |
| 49 | SMC_NETLINK_GET_LINK_SMCR, |
| 50 | SMC_NETLINK_GET_LGR_SMCD, |
| 51 | SMC_NETLINK_GET_DEV_SMCD, |
| 52 | SMC_NETLINK_GET_DEV_SMCR, |
| 53 | SMC_NETLINK_GET_STATS, |
| 54 | SMC_NETLINK_GET_FBACK_STATS, |
| 55 | SMC_NETLINK_DUMP_UEID, |
| 56 | SMC_NETLINK_ADD_UEID, |
| 57 | SMC_NETLINK_REMOVE_UEID, |
| 58 | SMC_NETLINK_FLUSH_UEID, |
| 59 | SMC_NETLINK_DUMP_SEID, |
| 60 | SMC_NETLINK_ENABLE_SEID, |
| 61 | SMC_NETLINK_DISABLE_SEID, |
| 62 | SMC_NETLINK_DUMP_HS_LIMITATION, |
| 63 | SMC_NETLINK_ENABLE_HS_LIMITATION, |
| 64 | SMC_NETLINK_DISABLE_HS_LIMITATION, |
| 65 | }; |
| 66 | |
| 67 | /* SMC_GENL_FAMILY top level attributes */ |
| 68 | enum { |
| 69 | SMC_GEN_UNSPEC, |
| 70 | SMC_GEN_SYS_INFO, /* nest */ |
| 71 | SMC_GEN_LGR_SMCR, /* nest */ |
| 72 | SMC_GEN_LINK_SMCR, /* nest */ |
| 73 | SMC_GEN_LGR_SMCD, /* nest */ |
| 74 | SMC_GEN_DEV_SMCD, /* nest */ |
| 75 | SMC_GEN_DEV_SMCR, /* nest */ |
| 76 | SMC_GEN_STATS, /* nest */ |
| 77 | SMC_GEN_FBACK_STATS, /* nest */ |
| 78 | __SMC_GEN_MAX, |
| 79 | SMC_GEN_MAX = __SMC_GEN_MAX - 1 |
| 80 | }; |
| 81 | |
| 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 */ |
| 90 | SMC_NLA_SYS_IS_SMCR_V2, /* u8 */ |
| 91 | __SMC_NLA_SYS_MAX, |
| 92 | SMC_NLA_SYS_MAX = __SMC_NLA_SYS_MAX - 1 |
| 93 | }; |
| 94 | |
| 95 | /* SMC_NLA_LGR_D_V2_COMMON and SMC_NLA_LGR_R_V2_COMMON nested attributes */ |
| 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 */ |
| 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_CONNS, /* u8 */ |
| 111 | SMC_NLA_LGR_R_V2_MAX_LINKS, /* u8 */ |
| 112 | __SMC_NLA_LGR_R_V2_MAX, |
| 113 | SMC_NLA_LGR_R_V2_MAX = __SMC_NLA_LGR_R_V2_MAX - 1 |
| 114 | }; |
| 115 | |
| 116 | /* SMC_GEN_LGR_SMCR attributes */ |
| 117 | enum { |
| 118 | SMC_NLA_LGR_R_UNSPEC, |
| 119 | SMC_NLA_LGR_R_ID, /* u32 */ |
| 120 | SMC_NLA_LGR_R_ROLE, /* u8 */ |
| 121 | SMC_NLA_LGR_R_TYPE, /* u8 */ |
| 122 | SMC_NLA_LGR_R_PNETID, /* string */ |
| 123 | SMC_NLA_LGR_R_VLAN_ID, /* u8 */ |
| 124 | SMC_NLA_LGR_R_CONNS_NUM, /* u32 */ |
| 125 | SMC_NLA_LGR_R_V2_COMMON, /* nest */ |
| 126 | SMC_NLA_LGR_R_V2, /* nest */ |
| 127 | SMC_NLA_LGR_R_NET_COOKIE, /* u64 */ |
| 128 | SMC_NLA_LGR_R_PAD, /* flag */ |
| 129 | SMC_NLA_LGR_R_BUF_TYPE, /* u8 */ |
| 130 | __SMC_NLA_LGR_R_MAX, |
| 131 | SMC_NLA_LGR_R_MAX = __SMC_NLA_LGR_R_MAX - 1 |
| 132 | }; |
| 133 | |
| 134 | /* SMC_GEN_LINK_SMCR attributes */ |
| 135 | enum { |
| 136 | SMC_NLA_LINK_UNSPEC, |
| 137 | SMC_NLA_LINK_ID, /* u8 */ |
| 138 | SMC_NLA_LINK_IB_DEV, /* string */ |
| 139 | SMC_NLA_LINK_IB_PORT, /* u8 */ |
| 140 | SMC_NLA_LINK_GID, /* string */ |
| 141 | SMC_NLA_LINK_PEER_GID, /* string */ |
| 142 | SMC_NLA_LINK_CONN_CNT, /* u32 */ |
| 143 | SMC_NLA_LINK_NET_DEV, /* u32 */ |
| 144 | SMC_NLA_LINK_UID, /* u32 */ |
| 145 | SMC_NLA_LINK_PEER_UID, /* u32 */ |
| 146 | SMC_NLA_LINK_STATE, /* u32 */ |
| 147 | __SMC_NLA_LINK_MAX, |
| 148 | SMC_NLA_LINK_MAX = __SMC_NLA_LINK_MAX - 1 |
| 149 | }; |
| 150 | |
| 151 | /* SMC_GEN_LGR_SMCD attributes */ |
| 152 | enum { |
| 153 | SMC_NLA_LGR_D_UNSPEC, |
| 154 | SMC_NLA_LGR_D_ID, /* u32 */ |
| 155 | SMC_NLA_LGR_D_GID, /* u64 */ |
| 156 | SMC_NLA_LGR_D_PEER_GID, /* u64 */ |
| 157 | SMC_NLA_LGR_D_VLAN_ID, /* u8 */ |
| 158 | SMC_NLA_LGR_D_CONNS_NUM, /* u32 */ |
| 159 | SMC_NLA_LGR_D_PNETID, /* string */ |
| 160 | SMC_NLA_LGR_D_CHID, /* u16 */ |
| 161 | SMC_NLA_LGR_D_PAD, /* flag */ |
| 162 | SMC_NLA_LGR_D_V2_COMMON, /* nest */ |
| 163 | __SMC_NLA_LGR_D_MAX, |
| 164 | SMC_NLA_LGR_D_MAX = __SMC_NLA_LGR_D_MAX - 1 |
| 165 | }; |
| 166 | |
| 167 | /* SMC_NLA_DEV_PORT nested attributes */ |
| 168 | enum { |
| 169 | SMC_NLA_DEV_PORT_UNSPEC, |
| 170 | SMC_NLA_DEV_PORT_PNET_USR, /* u8 */ |
| 171 | SMC_NLA_DEV_PORT_PNETID, /* string */ |
| 172 | SMC_NLA_DEV_PORT_NETDEV, /* u32 */ |
| 173 | SMC_NLA_DEV_PORT_STATE, /* u8 */ |
| 174 | SMC_NLA_DEV_PORT_VALID, /* u8 */ |
| 175 | SMC_NLA_DEV_PORT_LNK_CNT, /* u32 */ |
| 176 | __SMC_NLA_DEV_PORT_MAX, |
| 177 | SMC_NLA_DEV_PORT_MAX = __SMC_NLA_DEV_PORT_MAX - 1 |
| 178 | }; |
| 179 | |
| 180 | /* SMC_GEN_DEV_SMCD and SMC_GEN_DEV_SMCR attributes */ |
| 181 | enum { |
| 182 | SMC_NLA_DEV_UNSPEC, |
| 183 | SMC_NLA_DEV_USE_CNT, /* u32 */ |
| 184 | SMC_NLA_DEV_IS_CRIT, /* u8 */ |
| 185 | SMC_NLA_DEV_PCI_FID, /* u32 */ |
| 186 | SMC_NLA_DEV_PCI_CHID, /* u16 */ |
| 187 | SMC_NLA_DEV_PCI_VENDOR, /* u16 */ |
| 188 | SMC_NLA_DEV_PCI_DEVICE, /* u16 */ |
| 189 | SMC_NLA_DEV_PCI_ID, /* string */ |
| 190 | SMC_NLA_DEV_PORT, /* nest */ |
| 191 | SMC_NLA_DEV_PORT2, /* nest */ |
| 192 | SMC_NLA_DEV_IB_NAME, /* string */ |
| 193 | __SMC_NLA_DEV_MAX, |
| 194 | SMC_NLA_DEV_MAX = __SMC_NLA_DEV_MAX - 1 |
| 195 | }; |
| 196 | |
| 197 | /* SMC_NLA_STATS_T_TX(RX)_RMB_SIZE nested attributes */ |
| 198 | /* SMC_NLA_STATS_TX(RX)PLOAD_SIZE nested attributes */ |
| 199 | enum { |
| 200 | SMC_NLA_STATS_PLOAD_PAD, |
| 201 | SMC_NLA_STATS_PLOAD_8K, /* u64 */ |
| 202 | SMC_NLA_STATS_PLOAD_16K, /* u64 */ |
| 203 | SMC_NLA_STATS_PLOAD_32K, /* u64 */ |
| 204 | SMC_NLA_STATS_PLOAD_64K, /* u64 */ |
| 205 | SMC_NLA_STATS_PLOAD_128K, /* u64 */ |
| 206 | SMC_NLA_STATS_PLOAD_256K, /* u64 */ |
| 207 | SMC_NLA_STATS_PLOAD_512K, /* u64 */ |
| 208 | SMC_NLA_STATS_PLOAD_1024K, /* u64 */ |
| 209 | SMC_NLA_STATS_PLOAD_G_1024K, /* u64 */ |
| 210 | __SMC_NLA_STATS_PLOAD_MAX, |
| 211 | SMC_NLA_STATS_PLOAD_MAX = __SMC_NLA_STATS_PLOAD_MAX - 1 |
| 212 | }; |
| 213 | |
| 214 | /* SMC_NLA_STATS_T_TX(RX)_RMB_STATS nested attributes */ |
| 215 | enum { |
| 216 | SMC_NLA_STATS_RMB_PAD, |
| 217 | SMC_NLA_STATS_RMB_SIZE_SM_PEER_CNT, /* u64 */ |
| 218 | SMC_NLA_STATS_RMB_SIZE_SM_CNT, /* u64 */ |
| 219 | SMC_NLA_STATS_RMB_FULL_PEER_CNT, /* u64 */ |
| 220 | SMC_NLA_STATS_RMB_FULL_CNT, /* u64 */ |
| 221 | SMC_NLA_STATS_RMB_REUSE_CNT, /* u64 */ |
| 222 | SMC_NLA_STATS_RMB_ALLOC_CNT, /* u64 */ |
| 223 | SMC_NLA_STATS_RMB_DGRADE_CNT, /* u64 */ |
| 224 | __SMC_NLA_STATS_RMB_MAX, |
| 225 | SMC_NLA_STATS_RMB_MAX = __SMC_NLA_STATS_RMB_MAX - 1 |
| 226 | }; |
| 227 | |
| 228 | /* SMC_NLA_STATS_SMCD_TECH and _SMCR_TECH nested attributes */ |
| 229 | enum { |
| 230 | SMC_NLA_STATS_T_PAD, |
| 231 | SMC_NLA_STATS_T_TX_RMB_SIZE, /* nest */ |
| 232 | SMC_NLA_STATS_T_RX_RMB_SIZE, /* nest */ |
| 233 | SMC_NLA_STATS_T_TXPLOAD_SIZE, /* nest */ |
| 234 | SMC_NLA_STATS_T_RXPLOAD_SIZE, /* nest */ |
| 235 | SMC_NLA_STATS_T_TX_RMB_STATS, /* nest */ |
| 236 | SMC_NLA_STATS_T_RX_RMB_STATS, /* nest */ |
| 237 | SMC_NLA_STATS_T_CLNT_V1_SUCC, /* u64 */ |
| 238 | SMC_NLA_STATS_T_CLNT_V2_SUCC, /* u64 */ |
| 239 | SMC_NLA_STATS_T_SRV_V1_SUCC, /* u64 */ |
| 240 | SMC_NLA_STATS_T_SRV_V2_SUCC, /* u64 */ |
| 241 | SMC_NLA_STATS_T_SENDPAGE_CNT, /* u64 */ |
| 242 | SMC_NLA_STATS_T_SPLICE_CNT, /* u64 */ |
| 243 | SMC_NLA_STATS_T_CORK_CNT, /* u64 */ |
| 244 | SMC_NLA_STATS_T_NDLY_CNT, /* u64 */ |
| 245 | SMC_NLA_STATS_T_URG_DATA_CNT, /* u64 */ |
| 246 | SMC_NLA_STATS_T_RX_BYTES, /* u64 */ |
| 247 | SMC_NLA_STATS_T_TX_BYTES, /* u64 */ |
| 248 | SMC_NLA_STATS_T_RX_CNT, /* u64 */ |
| 249 | SMC_NLA_STATS_T_TX_CNT, /* u64 */ |
| 250 | __SMC_NLA_STATS_T_MAX, |
| 251 | SMC_NLA_STATS_T_MAX = __SMC_NLA_STATS_T_MAX - 1 |
| 252 | }; |
| 253 | |
| 254 | /* SMC_GEN_STATS attributes */ |
| 255 | enum { |
| 256 | SMC_NLA_STATS_PAD, |
| 257 | SMC_NLA_STATS_SMCD_TECH, /* nest */ |
| 258 | SMC_NLA_STATS_SMCR_TECH, /* nest */ |
| 259 | SMC_NLA_STATS_CLNT_HS_ERR_CNT, /* u64 */ |
| 260 | SMC_NLA_STATS_SRV_HS_ERR_CNT, /* u64 */ |
| 261 | __SMC_NLA_STATS_MAX, |
| 262 | SMC_NLA_STATS_MAX = __SMC_NLA_STATS_MAX - 1 |
| 263 | }; |
| 264 | |
| 265 | /* SMC_GEN_FBACK_STATS attributes */ |
| 266 | enum { |
| 267 | SMC_NLA_FBACK_STATS_PAD, |
| 268 | SMC_NLA_FBACK_STATS_TYPE, /* u8 */ |
| 269 | SMC_NLA_FBACK_STATS_SRV_CNT, /* u64 */ |
| 270 | SMC_NLA_FBACK_STATS_CLNT_CNT, /* u64 */ |
| 271 | SMC_NLA_FBACK_STATS_RSN_CODE, /* u32 */ |
| 272 | SMC_NLA_FBACK_STATS_RSN_CNT, /* u16 */ |
| 273 | __SMC_NLA_FBACK_STATS_MAX, |
| 274 | SMC_NLA_FBACK_STATS_MAX = __SMC_NLA_FBACK_STATS_MAX - 1 |
| 275 | }; |
| 276 | |
| 277 | /* SMC_NETLINK_UEID attributes */ |
| 278 | enum { |
| 279 | SMC_NLA_EID_TABLE_UNSPEC, |
| 280 | SMC_NLA_EID_TABLE_ENTRY, /* string */ |
| 281 | __SMC_NLA_EID_TABLE_MAX, |
| 282 | SMC_NLA_EID_TABLE_MAX = __SMC_NLA_EID_TABLE_MAX - 1 |
| 283 | }; |
| 284 | |
| 285 | /* SMC_NETLINK_SEID attributes */ |
| 286 | enum { |
| 287 | SMC_NLA_SEID_UNSPEC, |
| 288 | SMC_NLA_SEID_ENTRY, /* string */ |
| 289 | SMC_NLA_SEID_ENABLED, /* u8 */ |
| 290 | __SMC_NLA_SEID_TABLE_MAX, |
| 291 | SMC_NLA_SEID_TABLE_MAX = __SMC_NLA_SEID_TABLE_MAX - 1 |
| 292 | }; |
| 293 | |
| 294 | /* SMC_NETLINK_HS_LIMITATION attributes */ |
| 295 | enum { |
| 296 | SMC_NLA_HS_LIMITATION_UNSPEC, |
| 297 | SMC_NLA_HS_LIMITATION_ENABLED, /* u8 */ |
| 298 | __SMC_NLA_HS_LIMITATION_MAX, |
| 299 | SMC_NLA_HS_LIMITATION_MAX = __SMC_NLA_HS_LIMITATION_MAX - 1 |
| 300 | }; |
| 301 | |
| 302 | /* SMC socket options */ |
| 303 | #define SMC_LIMIT_HS 1 /* constraint on smc handshake */ |
| 304 | |
| 305 | #endif /* _UAPI_LINUX_SMC_H */ |
| 306 |
Warning: This file is not a C or C++ file. It does not have highlighting.