1219820Sjeff/* 2219820Sjeff * Copyright (c) 2005 Topspin Communications. All rights reserved. 3219820Sjeff * Copyright (c) 2005 Intel Corporation. All rights reserved. 4219820Sjeff * 5219820Sjeff * This software is available to you under a choice of one of two 6219820Sjeff * licenses. You may choose to be licensed under the terms of the GNU 7219820Sjeff * General Public License (GPL) Version 2, available from the file 8219820Sjeff * COPYING in the main directory of this source tree, or the 9219820Sjeff * OpenIB.org BSD license below: 10219820Sjeff * 11219820Sjeff * Redistribution and use in source and binary forms, with or 12219820Sjeff * without modification, are permitted provided that the following 13219820Sjeff * conditions are met: 14219820Sjeff * 15219820Sjeff * - Redistributions of source code must retain the above 16219820Sjeff * copyright notice, this list of conditions and the following 17219820Sjeff * disclaimer. 18219820Sjeff * 19219820Sjeff * - Redistributions in binary form must reproduce the above 20219820Sjeff * copyright notice, this list of conditions and the following 21219820Sjeff * disclaimer in the documentation and/or other materials 22219820Sjeff * provided with the distribution. 23219820Sjeff * 24219820Sjeff * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 25219820Sjeff * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 26219820Sjeff * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 27219820Sjeff * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 28219820Sjeff * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 29219820Sjeff * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 30219820Sjeff * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 31219820Sjeff * SOFTWARE. 32219820Sjeff */ 33219820Sjeff 34219820Sjeff#ifndef IB_USER_CM_H 35219820Sjeff#define IB_USER_CM_H 36219820Sjeff 37273135Shselasky#include <linux/types.h> 38219820Sjeff#include <rdma/ib_user_sa.h> 39219820Sjeff 40219820Sjeff#define IB_USER_CM_ABI_VERSION 5 41219820Sjeff 42219820Sjeffenum { 43219820Sjeff IB_USER_CM_CMD_CREATE_ID, 44219820Sjeff IB_USER_CM_CMD_DESTROY_ID, 45219820Sjeff IB_USER_CM_CMD_ATTR_ID, 46219820Sjeff 47219820Sjeff IB_USER_CM_CMD_LISTEN, 48219820Sjeff IB_USER_CM_CMD_NOTIFY, 49219820Sjeff 50219820Sjeff IB_USER_CM_CMD_SEND_REQ, 51219820Sjeff IB_USER_CM_CMD_SEND_REP, 52219820Sjeff IB_USER_CM_CMD_SEND_RTU, 53219820Sjeff IB_USER_CM_CMD_SEND_DREQ, 54219820Sjeff IB_USER_CM_CMD_SEND_DREP, 55219820Sjeff IB_USER_CM_CMD_SEND_REJ, 56219820Sjeff IB_USER_CM_CMD_SEND_MRA, 57219820Sjeff IB_USER_CM_CMD_SEND_LAP, 58219820Sjeff IB_USER_CM_CMD_SEND_APR, 59219820Sjeff IB_USER_CM_CMD_SEND_SIDR_REQ, 60219820Sjeff IB_USER_CM_CMD_SEND_SIDR_REP, 61219820Sjeff 62219820Sjeff IB_USER_CM_CMD_EVENT, 63219820Sjeff IB_USER_CM_CMD_INIT_QP_ATTR, 64219820Sjeff}; 65219820Sjeff/* 66219820Sjeff * command ABI structures. 67219820Sjeff */ 68219820Sjeffstruct ib_ucm_cmd_hdr { 69219820Sjeff __u32 cmd; 70219820Sjeff __u16 in; 71219820Sjeff __u16 out; 72219820Sjeff}; 73219820Sjeff 74219820Sjeffstruct ib_ucm_create_id { 75219820Sjeff __u64 uid; 76219820Sjeff __u64 response; 77219820Sjeff}; 78219820Sjeff 79219820Sjeffstruct ib_ucm_create_id_resp { 80219820Sjeff __u32 id; 81219820Sjeff}; 82219820Sjeff 83219820Sjeffstruct ib_ucm_destroy_id { 84219820Sjeff __u64 response; 85219820Sjeff __u32 id; 86219820Sjeff __u32 reserved; 87219820Sjeff}; 88219820Sjeff 89219820Sjeffstruct ib_ucm_destroy_id_resp { 90219820Sjeff __u32 events_reported; 91219820Sjeff}; 92219820Sjeff 93219820Sjeffstruct ib_ucm_attr_id { 94219820Sjeff __u64 response; 95219820Sjeff __u32 id; 96219820Sjeff __u32 reserved; 97219820Sjeff}; 98219820Sjeff 99219820Sjeffstruct ib_ucm_attr_id_resp { 100219820Sjeff __be64 service_id; 101219820Sjeff __be64 service_mask; 102219820Sjeff __be32 local_id; 103219820Sjeff __be32 remote_id; 104219820Sjeff}; 105219820Sjeff 106219820Sjeffstruct ib_ucm_init_qp_attr { 107219820Sjeff __u64 response; 108219820Sjeff __u32 id; 109219820Sjeff __u32 qp_state; 110219820Sjeff}; 111219820Sjeff 112219820Sjeffstruct ib_ucm_listen { 113219820Sjeff __be64 service_id; 114219820Sjeff __be64 service_mask; 115219820Sjeff __u32 id; 116219820Sjeff __u32 reserved; 117219820Sjeff}; 118219820Sjeff 119219820Sjeffstruct ib_ucm_notify { 120219820Sjeff __u32 id; 121219820Sjeff __u32 event; 122219820Sjeff}; 123219820Sjeff 124219820Sjeffstruct ib_ucm_private_data { 125219820Sjeff __u64 data; 126219820Sjeff __u32 id; 127219820Sjeff __u8 len; 128219820Sjeff __u8 reserved[3]; 129219820Sjeff}; 130219820Sjeff 131219820Sjeffstruct ib_ucm_req { 132219820Sjeff __u32 id; 133219820Sjeff __u32 qpn; 134219820Sjeff __u32 qp_type; 135219820Sjeff __u32 psn; 136219820Sjeff __be64 sid; 137219820Sjeff __u64 data; 138219820Sjeff __u64 primary_path; 139219820Sjeff __u64 alternate_path; 140219820Sjeff __u8 len; 141219820Sjeff __u8 peer_to_peer; 142219820Sjeff __u8 responder_resources; 143219820Sjeff __u8 initiator_depth; 144219820Sjeff __u8 remote_cm_response_timeout; 145219820Sjeff __u8 flow_control; 146219820Sjeff __u8 local_cm_response_timeout; 147219820Sjeff __u8 retry_count; 148219820Sjeff __u8 rnr_retry_count; 149219820Sjeff __u8 max_cm_retries; 150219820Sjeff __u8 srq; 151219820Sjeff __u8 reserved[5]; 152219820Sjeff}; 153219820Sjeff 154219820Sjeffstruct ib_ucm_rep { 155219820Sjeff __u64 uid; 156219820Sjeff __u64 data; 157219820Sjeff __u32 id; 158219820Sjeff __u32 qpn; 159219820Sjeff __u32 psn; 160219820Sjeff __u8 len; 161219820Sjeff __u8 responder_resources; 162219820Sjeff __u8 initiator_depth; 163219820Sjeff __u8 target_ack_delay; 164219820Sjeff __u8 failover_accepted; 165219820Sjeff __u8 flow_control; 166219820Sjeff __u8 rnr_retry_count; 167219820Sjeff __u8 srq; 168219820Sjeff __u8 reserved[4]; 169219820Sjeff}; 170219820Sjeff 171219820Sjeffstruct ib_ucm_info { 172219820Sjeff __u32 id; 173219820Sjeff __u32 status; 174219820Sjeff __u64 info; 175219820Sjeff __u64 data; 176219820Sjeff __u8 info_len; 177219820Sjeff __u8 data_len; 178219820Sjeff __u8 reserved[6]; 179219820Sjeff}; 180219820Sjeff 181219820Sjeffstruct ib_ucm_mra { 182219820Sjeff __u64 data; 183219820Sjeff __u32 id; 184219820Sjeff __u8 len; 185219820Sjeff __u8 timeout; 186219820Sjeff __u8 reserved[2]; 187219820Sjeff}; 188219820Sjeff 189219820Sjeffstruct ib_ucm_lap { 190219820Sjeff __u64 path; 191219820Sjeff __u64 data; 192219820Sjeff __u32 id; 193219820Sjeff __u8 len; 194219820Sjeff __u8 reserved[3]; 195219820Sjeff}; 196219820Sjeff 197219820Sjeffstruct ib_ucm_sidr_req { 198219820Sjeff __u32 id; 199219820Sjeff __u32 timeout; 200219820Sjeff __be64 sid; 201219820Sjeff __u64 data; 202219820Sjeff __u64 path; 203219820Sjeff __u16 reserved_pkey; 204219820Sjeff __u8 len; 205219820Sjeff __u8 max_cm_retries; 206219820Sjeff __u8 reserved[4]; 207219820Sjeff}; 208219820Sjeff 209219820Sjeffstruct ib_ucm_sidr_rep { 210219820Sjeff __u32 id; 211219820Sjeff __u32 qpn; 212219820Sjeff __u32 qkey; 213219820Sjeff __u32 status; 214219820Sjeff __u64 info; 215219820Sjeff __u64 data; 216219820Sjeff __u8 info_len; 217219820Sjeff __u8 data_len; 218219820Sjeff __u8 reserved[6]; 219219820Sjeff}; 220219820Sjeff/* 221219820Sjeff * event notification ABI structures. 222219820Sjeff */ 223219820Sjeffstruct ib_ucm_event_get { 224219820Sjeff __u64 response; 225219820Sjeff __u64 data; 226219820Sjeff __u64 info; 227219820Sjeff __u8 data_len; 228219820Sjeff __u8 info_len; 229219820Sjeff __u8 reserved[6]; 230219820Sjeff}; 231219820Sjeff 232219820Sjeffstruct ib_ucm_req_event_resp { 233219820Sjeff struct ib_user_path_rec primary_path; 234219820Sjeff struct ib_user_path_rec alternate_path; 235219820Sjeff __be64 remote_ca_guid; 236219820Sjeff __u32 remote_qkey; 237219820Sjeff __u32 remote_qpn; 238219820Sjeff __u32 qp_type; 239219820Sjeff __u32 starting_psn; 240219820Sjeff __u8 responder_resources; 241219820Sjeff __u8 initiator_depth; 242219820Sjeff __u8 local_cm_response_timeout; 243219820Sjeff __u8 flow_control; 244219820Sjeff __u8 remote_cm_response_timeout; 245219820Sjeff __u8 retry_count; 246219820Sjeff __u8 rnr_retry_count; 247219820Sjeff __u8 srq; 248219820Sjeff __u8 port; 249219820Sjeff __u8 reserved[7]; 250219820Sjeff}; 251219820Sjeff 252219820Sjeffstruct ib_ucm_rep_event_resp { 253219820Sjeff __be64 remote_ca_guid; 254219820Sjeff __u32 remote_qkey; 255219820Sjeff __u32 remote_qpn; 256219820Sjeff __u32 starting_psn; 257219820Sjeff __u8 responder_resources; 258219820Sjeff __u8 initiator_depth; 259219820Sjeff __u8 target_ack_delay; 260219820Sjeff __u8 failover_accepted; 261219820Sjeff __u8 flow_control; 262219820Sjeff __u8 rnr_retry_count; 263219820Sjeff __u8 srq; 264219820Sjeff __u8 reserved[5]; 265219820Sjeff}; 266219820Sjeff 267219820Sjeffstruct ib_ucm_rej_event_resp { 268219820Sjeff __u32 reason; 269219820Sjeff /* ari in ib_ucm_event_get info field. */ 270219820Sjeff}; 271219820Sjeff 272219820Sjeffstruct ib_ucm_mra_event_resp { 273219820Sjeff __u8 timeout; 274219820Sjeff __u8 reserved[3]; 275219820Sjeff}; 276219820Sjeff 277219820Sjeffstruct ib_ucm_lap_event_resp { 278219820Sjeff struct ib_user_path_rec path; 279219820Sjeff}; 280219820Sjeff 281219820Sjeffstruct ib_ucm_apr_event_resp { 282219820Sjeff __u32 status; 283219820Sjeff /* apr info in ib_ucm_event_get info field. */ 284219820Sjeff}; 285219820Sjeff 286219820Sjeffstruct ib_ucm_sidr_req_event_resp { 287219820Sjeff __u16 pkey; 288219820Sjeff __u8 port; 289219820Sjeff __u8 reserved; 290219820Sjeff}; 291219820Sjeff 292219820Sjeffstruct ib_ucm_sidr_rep_event_resp { 293219820Sjeff __u32 status; 294219820Sjeff __u32 qkey; 295219820Sjeff __u32 qpn; 296219820Sjeff /* info in ib_ucm_event_get info field. */ 297219820Sjeff}; 298219820Sjeff 299219820Sjeff#define IB_UCM_PRES_DATA 0x01 300219820Sjeff#define IB_UCM_PRES_INFO 0x02 301219820Sjeff#define IB_UCM_PRES_PRIMARY 0x04 302219820Sjeff#define IB_UCM_PRES_ALTERNATE 0x08 303219820Sjeff 304219820Sjeffstruct ib_ucm_event_resp { 305219820Sjeff __u64 uid; 306219820Sjeff __u32 id; 307219820Sjeff __u32 event; 308219820Sjeff __u32 present; 309219820Sjeff __u32 reserved; 310219820Sjeff union { 311219820Sjeff struct ib_ucm_req_event_resp req_resp; 312219820Sjeff struct ib_ucm_rep_event_resp rep_resp; 313219820Sjeff struct ib_ucm_rej_event_resp rej_resp; 314219820Sjeff struct ib_ucm_mra_event_resp mra_resp; 315219820Sjeff struct ib_ucm_lap_event_resp lap_resp; 316219820Sjeff struct ib_ucm_apr_event_resp apr_resp; 317219820Sjeff 318219820Sjeff struct ib_ucm_sidr_req_event_resp sidr_req_resp; 319219820Sjeff struct ib_ucm_sidr_rep_event_resp sidr_rep_resp; 320219820Sjeff 321219820Sjeff __u32 send_status; 322219820Sjeff } u; 323219820Sjeff}; 324219820Sjeff 325219820Sjeff#endif /* IB_USER_CM_H */ 326