pvrdma_verbs.h (9196B)
1 /* 2 * Copyright (c) 2012-2016 VMware, Inc. All rights reserved. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of EITHER the GNU General Public License 6 * version 2 as published by the Free Software Foundation or the BSD 7 * 2-Clause License. This program is distributed in the hope that it 8 * will be useful, but WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED 9 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. 10 * See the GNU General Public License version 2 for more details at 11 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html. 12 * 13 * You should have received a copy of the GNU General Public License 14 * along with this program available in the file COPYING in the main 15 * directory of this source tree. 16 * 17 * The BSD 2-Clause License 18 * 19 * Redistribution and use in source and binary forms, with or 20 * without modification, are permitted provided that the following 21 * conditions are met: 22 * 23 * - Redistributions of source code must retain the above 24 * copyright notice, this list of conditions and the following 25 * disclaimer. 26 * 27 * - Redistributions in binary form must reproduce the above 28 * copyright notice, this list of conditions and the following 29 * disclaimer in the documentation and/or other materials 30 * provided with the distribution. 31 * 32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 35 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 36 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 37 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 38 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 39 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 40 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 41 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 42 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 43 * OF THE POSSIBILITY OF SUCH DAMAGE. 44 */ 45 46 #ifndef __PVRDMA_VERBS_H__ 47 #define __PVRDMA_VERBS_H__ 48 49 #include "standard-headers/linux/types.h" 50 51 union pvrdma_gid { 52 uint8_t raw[16]; 53 struct { 54 uint64_t subnet_prefix; 55 uint64_t interface_id; 56 } global; 57 }; 58 59 enum pvrdma_link_layer { 60 PVRDMA_LINK_LAYER_UNSPECIFIED, 61 PVRDMA_LINK_LAYER_INFINIBAND, 62 PVRDMA_LINK_LAYER_ETHERNET, 63 }; 64 65 enum pvrdma_mtu { 66 PVRDMA_MTU_256 = 1, 67 PVRDMA_MTU_512 = 2, 68 PVRDMA_MTU_1024 = 3, 69 PVRDMA_MTU_2048 = 4, 70 PVRDMA_MTU_4096 = 5, 71 }; 72 73 enum pvrdma_port_state { 74 PVRDMA_PORT_NOP = 0, 75 PVRDMA_PORT_DOWN = 1, 76 PVRDMA_PORT_INIT = 2, 77 PVRDMA_PORT_ARMED = 3, 78 PVRDMA_PORT_ACTIVE = 4, 79 PVRDMA_PORT_ACTIVE_DEFER = 5, 80 }; 81 82 enum pvrdma_port_cap_flags { 83 PVRDMA_PORT_SM = 1 << 1, 84 PVRDMA_PORT_NOTICE_SUP = 1 << 2, 85 PVRDMA_PORT_TRAP_SUP = 1 << 3, 86 PVRDMA_PORT_OPT_IPD_SUP = 1 << 4, 87 PVRDMA_PORT_AUTO_MIGR_SUP = 1 << 5, 88 PVRDMA_PORT_SL_MAP_SUP = 1 << 6, 89 PVRDMA_PORT_MKEY_NVRAM = 1 << 7, 90 PVRDMA_PORT_PKEY_NVRAM = 1 << 8, 91 PVRDMA_PORT_LED_INFO_SUP = 1 << 9, 92 PVRDMA_PORT_SM_DISABLED = 1 << 10, 93 PVRDMA_PORT_SYS_IMAGE_GUID_SUP = 1 << 11, 94 PVRDMA_PORT_PKEY_SW_EXT_PORT_TRAP_SUP = 1 << 12, 95 PVRDMA_PORT_EXTENDED_SPEEDS_SUP = 1 << 14, 96 PVRDMA_PORT_CM_SUP = 1 << 16, 97 PVRDMA_PORT_SNMP_TUNNEL_SUP = 1 << 17, 98 PVRDMA_PORT_REINIT_SUP = 1 << 18, 99 PVRDMA_PORT_DEVICE_MGMT_SUP = 1 << 19, 100 PVRDMA_PORT_VENDOR_CLASS_SUP = 1 << 20, 101 PVRDMA_PORT_DR_NOTICE_SUP = 1 << 21, 102 PVRDMA_PORT_CAP_MASK_NOTICE_SUP = 1 << 22, 103 PVRDMA_PORT_BOOT_MGMT_SUP = 1 << 23, 104 PVRDMA_PORT_LINK_LATENCY_SUP = 1 << 24, 105 PVRDMA_PORT_CLIENT_REG_SUP = 1 << 25, 106 PVRDMA_PORT_IP_BASED_GIDS = 1 << 26, 107 PVRDMA_PORT_CAP_FLAGS_MAX = PVRDMA_PORT_IP_BASED_GIDS, 108 }; 109 110 enum pvrdma_port_width { 111 PVRDMA_WIDTH_1X = 1, 112 PVRDMA_WIDTH_4X = 2, 113 PVRDMA_WIDTH_8X = 4, 114 PVRDMA_WIDTH_12X = 8, 115 }; 116 117 enum pvrdma_port_speed { 118 PVRDMA_SPEED_SDR = 1, 119 PVRDMA_SPEED_DDR = 2, 120 PVRDMA_SPEED_QDR = 4, 121 PVRDMA_SPEED_FDR10 = 8, 122 PVRDMA_SPEED_FDR = 16, 123 PVRDMA_SPEED_EDR = 32, 124 }; 125 126 struct pvrdma_port_attr { 127 enum pvrdma_port_state state; 128 enum pvrdma_mtu max_mtu; 129 enum pvrdma_mtu active_mtu; 130 uint32_t gid_tbl_len; 131 uint32_t port_cap_flags; 132 uint32_t max_msg_sz; 133 uint32_t bad_pkey_cntr; 134 uint32_t qkey_viol_cntr; 135 uint16_t pkey_tbl_len; 136 uint16_t lid; 137 uint16_t sm_lid; 138 uint8_t lmc; 139 uint8_t max_vl_num; 140 uint8_t sm_sl; 141 uint8_t subnet_timeout; 142 uint8_t init_type_reply; 143 uint8_t active_width; 144 uint8_t active_speed; 145 uint8_t phys_state; 146 uint8_t reserved[2]; 147 }; 148 149 struct pvrdma_global_route { 150 union pvrdma_gid dgid; 151 uint32_t flow_label; 152 uint8_t sgid_index; 153 uint8_t hop_limit; 154 uint8_t traffic_class; 155 uint8_t reserved; 156 }; 157 158 struct pvrdma_grh { 159 uint32_t version_tclass_flow; 160 uint16_t paylen; 161 uint8_t next_hdr; 162 uint8_t hop_limit; 163 union pvrdma_gid sgid; 164 union pvrdma_gid dgid; 165 }; 166 167 enum pvrdma_ah_flags { 168 PVRDMA_AH_GRH = 1, 169 }; 170 171 enum pvrdma_rate { 172 PVRDMA_RATE_PORT_CURRENT = 0, 173 PVRDMA_RATE_2_5_GBPS = 2, 174 PVRDMA_RATE_5_GBPS = 5, 175 PVRDMA_RATE_10_GBPS = 3, 176 PVRDMA_RATE_20_GBPS = 6, 177 PVRDMA_RATE_30_GBPS = 4, 178 PVRDMA_RATE_40_GBPS = 7, 179 PVRDMA_RATE_60_GBPS = 8, 180 PVRDMA_RATE_80_GBPS = 9, 181 PVRDMA_RATE_120_GBPS = 10, 182 PVRDMA_RATE_14_GBPS = 11, 183 PVRDMA_RATE_56_GBPS = 12, 184 PVRDMA_RATE_112_GBPS = 13, 185 PVRDMA_RATE_168_GBPS = 14, 186 PVRDMA_RATE_25_GBPS = 15, 187 PVRDMA_RATE_100_GBPS = 16, 188 PVRDMA_RATE_200_GBPS = 17, 189 PVRDMA_RATE_300_GBPS = 18, 190 }; 191 192 struct pvrdma_ah_attr { 193 struct pvrdma_global_route grh; 194 uint16_t dlid; 195 uint16_t vlan_id; 196 uint8_t sl; 197 uint8_t src_path_bits; 198 uint8_t static_rate; 199 uint8_t ah_flags; 200 uint8_t port_num; 201 uint8_t dmac[6]; 202 uint8_t reserved; 203 }; 204 205 enum pvrdma_cq_notify_flags { 206 PVRDMA_CQ_SOLICITED = 1 << 0, 207 PVRDMA_CQ_NEXT_COMP = 1 << 1, 208 PVRDMA_CQ_SOLICITED_MASK = PVRDMA_CQ_SOLICITED | 209 PVRDMA_CQ_NEXT_COMP, 210 PVRDMA_CQ_REPORT_MISSED_EVENTS = 1 << 2, 211 }; 212 213 struct pvrdma_qp_cap { 214 uint32_t max_send_wr; 215 uint32_t max_recv_wr; 216 uint32_t max_send_sge; 217 uint32_t max_recv_sge; 218 uint32_t max_inline_data; 219 uint32_t reserved; 220 }; 221 222 enum pvrdma_sig_type { 223 PVRDMA_SIGNAL_ALL_WR, 224 PVRDMA_SIGNAL_REQ_WR, 225 }; 226 227 enum pvrdma_qp_type { 228 PVRDMA_QPT_SMI, 229 PVRDMA_QPT_GSI, 230 PVRDMA_QPT_RC, 231 PVRDMA_QPT_UC, 232 PVRDMA_QPT_UD, 233 PVRDMA_QPT_RAW_IPV6, 234 PVRDMA_QPT_RAW_ETHERTYPE, 235 PVRDMA_QPT_RAW_PACKET = 8, 236 PVRDMA_QPT_XRC_INI = 9, 237 PVRDMA_QPT_XRC_TGT, 238 PVRDMA_QPT_MAX, 239 }; 240 241 enum pvrdma_qp_create_flags { 242 PVRDMA_QP_CREATE_IPOPVRDMA_UD_LSO = 1 << 0, 243 PVRDMA_QP_CREATE_BLOCK_MULTICAST_LOOPBACK = 1 << 1, 244 }; 245 246 enum pvrdma_qp_attr_mask { 247 PVRDMA_QP_STATE = 1 << 0, 248 PVRDMA_QP_CUR_STATE = 1 << 1, 249 PVRDMA_QP_EN_SQD_ASYNC_NOTIFY = 1 << 2, 250 PVRDMA_QP_ACCESS_FLAGS = 1 << 3, 251 PVRDMA_QP_PKEY_INDEX = 1 << 4, 252 PVRDMA_QP_PORT = 1 << 5, 253 PVRDMA_QP_QKEY = 1 << 6, 254 PVRDMA_QP_AV = 1 << 7, 255 PVRDMA_QP_PATH_MTU = 1 << 8, 256 PVRDMA_QP_TIMEOUT = 1 << 9, 257 PVRDMA_QP_RETRY_CNT = 1 << 10, 258 PVRDMA_QP_RNR_RETRY = 1 << 11, 259 PVRDMA_QP_RQ_PSN = 1 << 12, 260 PVRDMA_QP_MAX_QP_RD_ATOMIC = 1 << 13, 261 PVRDMA_QP_ALT_PATH = 1 << 14, 262 PVRDMA_QP_MIN_RNR_TIMER = 1 << 15, 263 PVRDMA_QP_SQ_PSN = 1 << 16, 264 PVRDMA_QP_MAX_DEST_RD_ATOMIC = 1 << 17, 265 PVRDMA_QP_PATH_MIG_STATE = 1 << 18, 266 PVRDMA_QP_CAP = 1 << 19, 267 PVRDMA_QP_DEST_QPN = 1 << 20, 268 PVRDMA_QP_ATTR_MASK_MAX = PVRDMA_QP_DEST_QPN, 269 }; 270 271 enum pvrdma_qp_state { 272 PVRDMA_QPS_RESET, 273 PVRDMA_QPS_INIT, 274 PVRDMA_QPS_RTR, 275 PVRDMA_QPS_RTS, 276 PVRDMA_QPS_SQD, 277 PVRDMA_QPS_SQE, 278 PVRDMA_QPS_ERR, 279 }; 280 281 enum pvrdma_mig_state { 282 PVRDMA_MIG_MIGRATED, 283 PVRDMA_MIG_REARM, 284 PVRDMA_MIG_ARMED, 285 }; 286 287 enum pvrdma_mw_type { 288 PVRDMA_MW_TYPE_1 = 1, 289 PVRDMA_MW_TYPE_2 = 2, 290 }; 291 292 struct pvrdma_srq_attr { 293 uint32_t max_wr; 294 uint32_t max_sge; 295 uint32_t srq_limit; 296 uint32_t reserved; 297 }; 298 299 struct pvrdma_qp_attr { 300 enum pvrdma_qp_state qp_state; 301 enum pvrdma_qp_state cur_qp_state; 302 enum pvrdma_mtu path_mtu; 303 enum pvrdma_mig_state path_mig_state; 304 uint32_t qkey; 305 uint32_t rq_psn; 306 uint32_t sq_psn; 307 uint32_t dest_qp_num; 308 uint32_t qp_access_flags; 309 uint16_t pkey_index; 310 uint16_t alt_pkey_index; 311 uint8_t en_sqd_async_notify; 312 uint8_t sq_draining; 313 uint8_t max_rd_atomic; 314 uint8_t max_dest_rd_atomic; 315 uint8_t min_rnr_timer; 316 uint8_t port_num; 317 uint8_t timeout; 318 uint8_t retry_cnt; 319 uint8_t rnr_retry; 320 uint8_t alt_port_num; 321 uint8_t alt_timeout; 322 uint8_t reserved[5]; 323 struct pvrdma_qp_cap cap; 324 struct pvrdma_ah_attr ah_attr; 325 struct pvrdma_ah_attr alt_ah_attr; 326 }; 327 328 enum pvrdma_send_flags { 329 PVRDMA_SEND_FENCE = 1 << 0, 330 PVRDMA_SEND_SIGNALED = 1 << 1, 331 PVRDMA_SEND_SOLICITED = 1 << 2, 332 PVRDMA_SEND_INLINE = 1 << 3, 333 PVRDMA_SEND_IP_CSUM = 1 << 4, 334 PVRDMA_SEND_FLAGS_MAX = PVRDMA_SEND_IP_CSUM, 335 }; 336 337 enum pvrdma_access_flags { 338 PVRDMA_ACCESS_LOCAL_WRITE = 1 << 0, 339 PVRDMA_ACCESS_REMOTE_WRITE = 1 << 1, 340 PVRDMA_ACCESS_REMOTE_READ = 1 << 2, 341 PVRDMA_ACCESS_REMOTE_ATOMIC = 1 << 3, 342 PVRDMA_ACCESS_MW_BIND = 1 << 4, 343 PVRDMA_ZERO_BASED = 1 << 5, 344 PVRDMA_ACCESS_ON_DEMAND = 1 << 6, 345 PVRDMA_ACCESS_FLAGS_MAX = PVRDMA_ACCESS_ON_DEMAND, 346 }; 347 348 #endif /* __PVRDMA_VERBS_H__ */