1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_IB_IBTL_IBCI_H 27 #define _SYS_IB_IBTL_IBCI_H 28 29 /* 30 * ibci.h 31 * 32 * Define the data structures and function prototypes that comprise 33 * the IB Channel API (API for HCA drivers). All CI handles are opaque 34 * to the IBTF here, real data is accessed in the HCA driver by a 35 * typecast to a driver specific struct. 36 */ 37 38 #include <sys/ib/ibtl/ibtl_types.h> 39 #include <sys/ib/ibtl/ibtl_ci_types.h> 40 #include <sys/modctl.h> 41 42 43 #ifdef __cplusplus 44 extern "C" { 45 #endif 46 47 /* 48 * Define CI opaque IBTF handles. 49 */ 50 typedef struct ibtl_qp_s *ibtl_qp_hdl_t; /* ibt_alloc_qp() */ 51 typedef struct ibtl_eec_s *ibtl_eec_hdl_t; /* ibt_alloc_eec() */ 52 53 /* 54 * Define IBTF opaque CI handles. 55 */ 56 typedef struct ibc_hca_s *ibc_hca_hdl_t; /* HCA/CI Handle */ 57 typedef struct ibc_pd_s *ibc_pd_hdl_t; /* Protection Domain Handle */ 58 typedef struct ibc_rdd_s *ibc_rdd_hdl_t; /* Reliable Datagram Domain */ 59 typedef struct ibc_ah_s *ibc_ah_hdl_t; /* Address Handle */ 60 typedef struct ibc_qp_s *ibc_qp_hdl_t; /* Queue Pair Handle */ 61 typedef struct ibc_srq_s *ibc_srq_hdl_t; /* Shared Receive Queue Hdl */ 62 typedef struct ibc_qpn_s *ibc_qpn_hdl_t; /* Queue Pair Number Handle */ 63 typedef struct ibc_cq_s *ibc_cq_hdl_t; /* Completion Queue Handle */ 64 typedef struct ibc_eec_s *ibc_eec_hdl_t; /* End-to-End Context Handle */ 65 typedef struct ibc_mem_alloc_s *ibc_mem_alloc_hdl_t; /* Memory Handle */ 66 67 #define ibc_fmr_pool_hdl_t ibt_fmr_pool_hdl_t /* FMR Pool Handle */ 68 #define ibc_mr_hdl_t ibt_mr_hdl_t /* Memory Region Handle */ 69 #define ibc_mw_hdl_t ibt_mw_hdl_t /* Memory Window Handle */ 70 #define ibc_ma_hdl_t ibt_ma_hdl_t /* Memory Area Handle */ 71 #define ibc_mi_hdl_t ibt_mi_hdl_t /* Memory IOV Handle */ 72 73 /* Handle used by CI for up calls to IBTF */ 74 typedef struct ibtl_hca_devinfo_s *ibc_clnt_hdl_t; /* ibc_attach() */ 75 76 /* 77 * Fields opaque to TI, but visible to CI 78 */ 79 80 /* 81 * ibt_qp_alloc_attr_t 82 */ 83 #define qp_ibc_scq_hdl qp_opaque1 84 #define qp_ibc_rcq_hdl qp_opaque2 85 #define qp_ibc_srq_hdl qp_opaque3 86 87 88 /* 89 * ibt_status_t 90 */ 91 #define IBT_HCA_RAWD_CHAN_EXCEEDED IBT_ERR_OPAQUE1 /* Requested raw QP */ 92 /* exceeds HCA max */ 93 /* limit */ 94 #define IBT_CHAN_RAWD_NOT_SUPPORTED IBT_ERR_OPAQUE2 /* Raw datagram QPs */ 95 /* not supported */ 96 #define IBT_CHAN_RD_NOT_SUPPORTED IBT_ERR_OPAQUE3 /* RD not supported */ 97 #define IBT_EEC_HDL_INVALID IBT_ERR_OPAQUE4 /* Invalid EEC handle */ 98 #define IBT_EEC_STATE_INVALID IBT_ERR_OPAQUE5 /* Invalid EEC State */ 99 #define IBT_EEC_ATTR_RO IBT_ERR_OPAQUE6 /* Can't Change EEC */ 100 /* Attribute */ 101 #define IBT_RDD_IN_USE IBT_ERR_OPAQUE7 /* RDD in Use */ 102 #define IBT_RDD_HDL_INVALID IBT_ERR_OPAQUE8 /* Invalid RDD */ 103 #define IBT_RNR_NAK_TIMER_INVALID IBT_ERR_OPAQUE9 /* Invalid RNR NAK */ 104 /* Timer Value */ 105 #define IBT_RDD_NOT_SUPPORTED IBT_ERR_OPAQUE10 106 107 108 /* 109 * ibt_wc_status_t 110 */ 111 #define IBT_WC_LOCAL_EEC_OP_ERR 12 /* Internal consistency error */ 112 #define IBT_WC_LOCAL_RDD_VIOLATION_ERR 30 /* The RDD associated with */ 113 /* the QP does not match */ 114 /* the RDD associated with */ 115 /* the EE Context */ 116 #define IBT_WC_REMOTE_RD_REQ_INVALID 31 /* Detected an invalid */ 117 /* incoming RD message */ 118 #define IBT_WC_EEC_REMOTE_ABORTED 32 /* Requester aborted the */ 119 /* operation */ 120 #define IBT_WC_EEC_NUM_INVALID 33 /* Invalid EEC Number */ 121 /* detected */ 122 #define IBT_WC_EEC_STATE_INVALID 34 /* Invalid EEC state */ 123 124 /* 125 * ibt_async_code_t 126 */ 127 #define IBT_EVENT_PATH_MIGRATED_EEC IBT_ASYNC_OPAQUE1 128 #define IBT_ERROR_CATASTROPHIC_EEC IBT_ASYNC_OPAQUE3 129 #define IBT_ERROR_PATH_MIGRATE_REQ_EEC IBT_ASYNC_OPAQUE4 130 131 /* 132 * ibt_object_type_t 133 */ 134 #define IBT_HDL_EEC IBT_HDL_OPAQUE1 135 #define IBT_HDL_RDD IBT_HDL_OPAQUE2 136 137 138 /* 139 * ibt_hca_attr_t 140 */ 141 #define hca_max_rdd hca_opaque2 /* Max RDDs in HCA */ 142 #define hca_max_eec hca_opaque3 /* Max EEContexts in HCA */ 143 #define hca_max_rd_sgl hca_opaque4 /* Max SGL entries per RD WR */ 144 #define hca_max_rdma_in_ee hca_opaque5 /* Max RDMA Reads/Atomics in */ 145 /* per EEC with HCA as target */ 146 #define hca_max_rdma_out_ee hca_opaque6 /* Max RDMA Reads/Atomics out */ 147 /* per EE by this HCA */ 148 #define hca_max_ipv6_qp hca_max_ipv6_chan 149 #define hca_max_ether_qp hca_max_ether_chan 150 #define hca_eec_max_ci_priv_sz hca_opaque7 151 #define hca_rdd_max_ci_priv_sz hca_opaque8 152 #define hca_max_map_per_fmr hca_opaque9 153 154 155 /* 156 * ibt_wc_t 157 */ 158 #define wc_eecn wc_detail /* End-to-End Context RD's only */ 159 160 161 /* Channel Interface version */ 162 typedef enum ibc_version_e { 163 IBCI_V1 = 1, 164 IBCI_V2 = 2, /* FMR Support */ 165 IBCI_V3 = 3 166 } ibc_version_t; 167 168 169 typedef enum ibc_free_qp_flags_e { 170 IBC_FREE_QP_AND_QPN = 0, /* free all qp resources */ 171 IBC_FREE_QP_ONLY = 1 /* OK to free the QP, but the QPN */ 172 /* cannot be reused until a future */ 173 /* call to ibc_release_qpn(qpn_hdl), */ 174 /* where qpn_hdl is a return value */ 175 /* of ibc_free_qp() */ 176 } ibc_free_qp_flags_t; 177 178 /* 179 * RDD alloc flags 180 */ 181 typedef enum ibc_rdd_flags_e { 182 IBT_RDD_NO_FLAGS = 0, 183 IBT_RDD_USER_MAP = (1 << 0), 184 IBT_RDD_DEFER_ALLOC = (1 << 1) 185 } ibc_rdd_flags_t; 186 187 /* 188 * EEC alloc flags 189 */ 190 typedef enum ibc_eec_flags_e { 191 IBT_EEC_NO_FLAGS = 0, 192 IBT_EEC_USER_MAP = (1 << 0), 193 IBT_EEC_DEFER_ALLOC = (1 << 1) 194 } ibc_eec_flags_t; 195 196 197 /* 198 * Completion Queues 199 * 200 */ 201 202 /* 203 * CQ handler attribute structure. 204 */ 205 typedef struct ibc_cq_handler_attr_s { 206 ibt_cq_handler_id_t h_id; /* Valid ID != NULL */ 207 int h_flags; /* Flags of ddi_intr_get_cap */ 208 int h_pri; /* priority from */ 209 /* ddi_intr_get_pri */ 210 void *h_bind; /* unknown intrd stuff */ 211 } ibc_cq_handler_attr_t; 212 213 214 /* 215 * Event data for asynchronous events and errors. The QP/EEC/CQ/SRQ handle, 216 * or port number associated with the Event/Error is passed as an argument 217 * to the async handler. 218 */ 219 typedef struct ibc_async_event_s { 220 uint64_t ev_fma_ena; /* fault management error data */ 221 ibtl_qp_hdl_t ev_qp_hdl; /* IBTF QP handle. */ 222 ibtl_eec_hdl_t ev_eec_hdl; /* IBTF EEC handle. */ 223 ibt_cq_hdl_t ev_cq_hdl; /* IBT CQ handle. */ 224 ibt_srq_hdl_t ev_srq_hdl; /* SRQ handle */ 225 ibt_port_change_t ev_port_flags; /* Port Change flags */ 226 uint8_t ev_port; /* For PORT UP/DOWN/CHANGE events */ 227 } ibc_async_event_t; 228 229 230 typedef struct ibc_operations_s { 231 /* HCA */ 232 ibt_status_t (*ibc_query_hca_ports)(ibc_hca_hdl_t hca, uint8_t port, 233 ibt_hca_portinfo_t *info_p); 234 ibt_status_t (*ibc_modify_ports)(ibc_hca_hdl_t hca, uint8_t port, 235 ibt_port_modify_flags_t flags, uint8_t init_type); 236 ibt_status_t (*ibc_modify_system_image)(ibc_hca_hdl_t hca, 237 ib_guid_t sys_guid); 238 239 /* Protection Domain */ 240 ibt_status_t (*ibc_alloc_pd)(ibc_hca_hdl_t hca, ibt_pd_flags_t flags, 241 ibc_pd_hdl_t *pd_p); 242 ibt_status_t (*ibc_free_pd)(ibc_hca_hdl_t hca, ibc_pd_hdl_t pd); 243 244 /* Reliable Datagram Domain */ 245 ibt_status_t (*ibc_alloc_rdd)(ibc_hca_hdl_t hca, ibc_rdd_flags_t flags, 246 ibc_rdd_hdl_t *rdd_p); 247 ibt_status_t (*ibc_free_rdd)(ibc_hca_hdl_t hca, ibc_rdd_hdl_t rdd); 248 249 /* Address Handle */ 250 ibt_status_t (*ibc_alloc_ah)(ibc_hca_hdl_t hca, ibt_ah_flags_t flags, 251 ibc_pd_hdl_t pd, ibt_adds_vect_t *attr_p, ibc_ah_hdl_t *ah_p); 252 ibt_status_t (*ibc_free_ah)(ibc_hca_hdl_t hca, ibc_ah_hdl_t ah); 253 ibt_status_t (*ibc_query_ah)(ibc_hca_hdl_t hca, ibc_ah_hdl_t ah, 254 ibc_pd_hdl_t *pd_p, ibt_adds_vect_t *attr_p); 255 ibt_status_t (*ibc_modify_ah)(ibc_hca_hdl_t hca, ibc_ah_hdl_t ah, 256 ibt_adds_vect_t *attr_p); 257 258 /* Queue Pair */ 259 ibt_status_t (*ibc_alloc_qp)(ibc_hca_hdl_t hca, ibtl_qp_hdl_t ibtl_qp, 260 ibt_qp_type_t type, ibt_qp_alloc_attr_t *attr_p, 261 ibt_chan_sizes_t *queue_sizes_p, ib_qpn_t *qpn, ibc_qp_hdl_t *qp_p); 262 ibt_status_t (*ibc_alloc_special_qp)(ibc_hca_hdl_t hca, uint8_t port, 263 ibtl_qp_hdl_t ibt_qp, ibt_sqp_type_t type, 264 ibt_qp_alloc_attr_t *attr_p, ibt_chan_sizes_t *queue_sizes_p, 265 ibc_qp_hdl_t *qp_p); 266 ibt_status_t (*ibc_alloc_qp_range)(ibc_hca_hdl_t hca, uint_t log2, 267 ibtl_qp_hdl_t *ibtl_qp_p, ibt_qp_type_t type, 268 ibt_qp_alloc_attr_t *attr_p, ibt_chan_sizes_t *queue_sizes_p, 269 ibc_cq_hdl_t *send_cq_p, ibc_cq_hdl_t *recv_cq_p, 270 ib_qpn_t *qpn_p, ibc_qp_hdl_t *qp_p); 271 ibt_status_t (*ibc_free_qp)(ibc_hca_hdl_t hca, ibc_qp_hdl_t qp, 272 ibc_free_qp_flags_t free_qp_flags, ibc_qpn_hdl_t *qpnh_p); 273 ibt_status_t (*ibc_release_qpn)(ibc_hca_hdl_t hca, ibc_qpn_hdl_t qpnh); 274 ibt_status_t (*ibc_query_qp)(ibc_hca_hdl_t hca, ibc_qp_hdl_t qp, 275 ibt_qp_query_attr_t *attr_p); 276 ibt_status_t (*ibc_modify_qp)(ibc_hca_hdl_t hca, ibc_qp_hdl_t qp, 277 ibt_cep_modify_flags_t flags, ibt_qp_info_t *info_p, 278 ibt_queue_sizes_t *actual_sz); 279 280 /* Completion Queues */ 281 ibt_status_t (*ibc_alloc_cq)(ibc_hca_hdl_t hca, ibt_cq_hdl_t ibt_cq, 282 ibt_cq_attr_t *attr_p, ibc_cq_hdl_t *cq_p, uint_t *actual_size); 283 ibt_status_t (*ibc_free_cq)(ibc_hca_hdl_t hca, ibc_cq_hdl_t cq); 284 ibt_status_t (*ibc_query_cq)(ibc_hca_hdl_t hca, ibc_cq_hdl_t cq, 285 uint_t *entries, uint_t *count_p, uint_t *usec_p, 286 ibt_cq_handler_id_t *hid_p); 287 ibt_status_t (*ibc_resize_cq)(ibc_hca_hdl_t hca, ibc_cq_hdl_t cq, 288 uint_t size, uint_t *actual_size); 289 ibt_status_t (*ibc_modify_cq)(ibc_hca_hdl_t hca, ibc_cq_hdl_t cq, 290 uint_t count, uint_t usec, ibt_cq_handler_id_t hid); 291 ibt_status_t (*ibc_alloc_cq_sched)(ibc_hca_hdl_t hca, 292 ibt_cq_sched_flags_t flags, ibc_cq_handler_attr_t *handler_attrs_p); 293 ibt_status_t (*ibc_free_cq_sched)(ibc_hca_hdl_t hca, 294 ibt_cq_handler_id_t id); 295 296 /* EE Context */ 297 ibt_status_t (*ibc_alloc_eec)(ibc_hca_hdl_t hca, ibc_eec_flags_t flags, 298 ibtl_eec_hdl_t ibtl_eec, ibc_rdd_hdl_t rdd, ibc_eec_hdl_t *eec_p); 299 ibt_status_t (*ibc_free_eec)(ibc_hca_hdl_t hca, ibc_eec_hdl_t eec); 300 ibt_status_t (*ibc_query_eec)(ibc_hca_hdl_t hca, ibc_eec_hdl_t eec, 301 ibt_eec_query_attr_t *attr_p); 302 ibt_status_t (*ibc_modify_eec)(ibc_hca_hdl_t hca, ibc_eec_hdl_t eec, 303 ibt_cep_modify_flags_t flags, ibt_eec_info_t *info_p); 304 305 /* Memory Registration */ 306 ibt_status_t (*ibc_register_mr)(ibc_hca_hdl_t hca, ibc_pd_hdl_t pd, 307 ibt_mr_attr_t *attr_p, void *ibtl_reserved, ibc_mr_hdl_t *mr_p, 308 ibt_mr_desc_t *mem_desc); 309 ibt_status_t (*ibc_register_buf)(ibc_hca_hdl_t hca, ibc_pd_hdl_t pd, 310 ibt_smr_attr_t *attrp, struct buf *buf, void *ibtl_reserved, 311 ibc_mr_hdl_t *mr_hdl_p, ibt_mr_desc_t *mem_desc); 312 ibt_status_t (*ibc_register_shared_mr)(ibc_hca_hdl_t hca, 313 ibc_mr_hdl_t mr, ibc_pd_hdl_t pd, ibt_smr_attr_t *attr_p, 314 void *ibtl_reserved, ibc_mr_hdl_t *mr_p, ibt_mr_desc_t *mem_desc); 315 ibt_status_t (*ibc_deregister_mr)(ibc_hca_hdl_t hca, ibc_mr_hdl_t mr); 316 ibt_status_t (*ibc_query_mr)(ibc_hca_hdl_t hca, ibc_mr_hdl_t mr, 317 ibt_mr_query_attr_t *info_p); 318 ibt_status_t (*ibc_reregister_mr)(ibc_hca_hdl_t hca, ibc_mr_hdl_t mr, 319 ibc_pd_hdl_t pd, ibt_mr_attr_t *attr_p, void *ibtl_reserved, 320 ibc_mr_hdl_t *mr_p, ibt_mr_desc_t *mem_desc); 321 ibt_status_t (*ibc_reregister_buf)(ibc_hca_hdl_t hca, ibc_mr_hdl_t mr, 322 ibc_pd_hdl_t pd, ibt_smr_attr_t *attrp, struct buf *buf, 323 void *ibtl_reserved, ibc_mr_hdl_t *mr_p, ibt_mr_desc_t *mem_desc); 324 ibt_status_t (*ibc_sync_mr)(ibc_hca_hdl_t hca, 325 ibt_mr_sync_t *mr_segments, size_t num_segments); 326 327 /* Memory Window */ 328 ibt_status_t (*ibc_alloc_mw)(ibc_hca_hdl_t hca, ibc_pd_hdl_t pd, 329 ibt_mw_flags_t flags, ibc_mw_hdl_t *mw_p, ibt_rkey_t *rkey_p); 330 ibt_status_t (*ibc_free_mw)(ibc_hca_hdl_t hca, ibc_mw_hdl_t mw); 331 ibt_status_t (*ibc_query_mw)(ibc_hca_hdl_t hca, ibc_mw_hdl_t mw, 332 ibt_mw_query_attr_t *mw_attr_p); 333 334 /* Multicast Group */ 335 ibt_status_t (*ibc_attach_mcg)(ibc_hca_hdl_t hca, ibc_qp_hdl_t qp, 336 ib_gid_t gid, ib_lid_t lid); 337 ibt_status_t (*ibc_detach_mcg)(ibc_hca_hdl_t hca, ibc_qp_hdl_t qp, 338 ib_gid_t gid, ib_lid_t lid); 339 340 /* WR processing */ 341 ibt_status_t (*ibc_post_send)(ibc_hca_hdl_t hca, ibc_qp_hdl_t qp, 342 ibt_send_wr_t *wr_p, uint_t num_wr, uint_t *num_posted); 343 ibt_status_t (*ibc_post_recv)(ibc_hca_hdl_t hca, ibc_qp_hdl_t qp, 344 ibt_recv_wr_t *wr_p, uint_t num_wr, uint_t *num_posted); 345 ibt_status_t (*ibc_poll_cq)(ibc_hca_hdl_t hca, ibc_cq_hdl_t cq, 346 ibt_wc_t *wc_p, uint_t num_wc, uint_t *num_polled); 347 ibt_status_t (*ibc_notify_cq)(ibc_hca_hdl_t hca, ibc_cq_hdl_t cq, 348 ibt_cq_notify_flags_t flags); 349 350 /* CI Object Private Data */ 351 ibt_status_t (*ibc_ci_data_in)(ibc_hca_hdl_t hca, 352 ibt_ci_data_flags_t flags, ibt_object_type_t object, 353 void *ibc_object_handle, void *data_p, size_t data_sz); 354 ibt_status_t (*ibc_ci_data_out)(ibc_hca_hdl_t hca, 355 ibt_ci_data_flags_t flags, ibt_object_type_t object, 356 void *ibc_object_handle, void *data_p, size_t data_sz); 357 358 /* Shared Receive Queues */ 359 ibt_status_t (*ibc_alloc_srq)(ibc_hca_hdl_t hca, ibt_srq_flags_t flags, 360 ibt_srq_hdl_t ibt_srq, ibc_pd_hdl_t pd, ibt_srq_sizes_t *sizes, 361 ibc_srq_hdl_t *ibc_srq_p, ibt_srq_sizes_t *real_size_p); 362 ibt_status_t (*ibc_free_srq)(ibc_hca_hdl_t hca, ibc_srq_hdl_t srq); 363 ibt_status_t (*ibc_query_srq)(ibc_hca_hdl_t hca, ibc_srq_hdl_t srq, 364 ibc_pd_hdl_t *pd_p, ibt_srq_sizes_t *sizes_p, uint_t *limit); 365 ibt_status_t (*ibc_modify_srq)(ibc_hca_hdl_t hca, ibc_srq_hdl_t srq, 366 ibt_srq_modify_flags_t flags, uint_t size, uint_t limit, 367 uint_t *real_size_p); 368 ibt_status_t (*ibc_post_srq)(ibc_hca_hdl_t hca, ibc_srq_hdl_t srq, 369 ibt_recv_wr_t *wr, uint_t num_wr, uint_t *num_posted_p); 370 371 /* Address translation */ 372 ibt_status_t (*ibc_map_mem_area)(ibc_hca_hdl_t hca_hdl, 373 ibt_va_attr_t *va_attrs, void *ibtl_reserved, 374 uint_t paddr_list_len, ibt_phys_buf_t *paddr_list_p, 375 uint_t *num_paddr_p, size_t *paddr_bufsz_p, 376 ib_memlen_t *paddr_offset_p, ibc_ma_hdl_t *ma_hdl_p); 377 ibt_status_t (*ibc_unmap_mem_area)(ibc_hca_hdl_t hca_hdl, 378 ibc_ma_hdl_t ma_hdl); 379 ibt_status_t (*ibc_map_mem_iov)(ibc_hca_hdl_t hca_hdl, 380 ibt_iov_attr_t *iov_attr, ibt_all_wr_t *wr, 381 ibc_mi_hdl_t *mi_hdl); 382 ibt_status_t (*ibc_unmap_mem_iov)(ibc_hca_hdl_t hca_hdl, 383 ibc_mi_hdl_t mi_hdl); 384 385 /* Allocate L_Key */ 386 ibt_status_t (*ibc_alloc_lkey)(ibc_hca_hdl_t hca_hdl, ibc_pd_hdl_t pd, 387 ibt_lkey_flags_t flags, uint_t phys_buf_list_sz, 388 ibc_mr_hdl_t *mr_p, ibt_pmr_desc_t *mem_desc_p); 389 390 /* Physical Register Memory Region */ 391 ibt_status_t (*ibc_register_physical_mr)(ibc_hca_hdl_t hca, 392 ibc_pd_hdl_t pd, ibt_pmr_attr_t *mem_pattr, void *ibtl_reserved, 393 ibc_mr_hdl_t *mr_p, ibt_pmr_desc_t *mem_desc_p); 394 ibt_status_t (*ibc_reregister_physical_mr)(ibc_hca_hdl_t hca, 395 ibc_mr_hdl_t mr, ibc_pd_hdl_t pd, ibt_pmr_attr_t *mem_pattr, 396 void *ibtl_reserved, ibc_mr_hdl_t *mr_p, 397 ibt_pmr_desc_t *mem_desc_p); 398 399 /* Fast Memory Registration (FMR) */ 400 ibt_status_t (*ibc_create_fmr_pool)(ibc_hca_hdl_t hca, ibc_pd_hdl_t pd, 401 ibt_fmr_pool_attr_t *fmr_params, ibc_fmr_pool_hdl_t *fmr_pool_p); 402 ibt_status_t (*ibc_destroy_fmr_pool)(ibc_hca_hdl_t hca, 403 ibc_fmr_pool_hdl_t fmr_pool); 404 ibt_status_t (*ibc_flush_fmr_pool)(ibc_hca_hdl_t hca, 405 ibc_fmr_pool_hdl_t fmr_pool); 406 ibt_status_t (*ibc_register_physical_fmr)(ibc_hca_hdl_t hca, 407 ibc_fmr_pool_hdl_t fmr_pool, ibt_pmr_attr_t *mem_pattr, 408 void *ibtl_reserved, ibc_mr_hdl_t *mr_hdl_p, 409 ibt_pmr_desc_t *mem_desc_p); 410 ibt_status_t (*ibc_deregister_fmr)(ibc_hca_hdl_t hca, ibc_mr_hdl_t mr); 411 412 /* IO memory management */ 413 ibt_status_t (*ibc_alloc_io_mem)(ibc_hca_hdl_t hca_hdl, size_t size, 414 ibt_mr_flags_t mr_flag, caddr_t *kaddrp, 415 ibc_mem_alloc_hdl_t *mem_alloc_hdl); 416 ibt_status_t (*ibc_free_io_mem)(ibc_hca_hdl_t hca_hdl, 417 ibc_mem_alloc_hdl_t mem_alloc_hdl); 418 419 /* Extended RC (XRC) */ 420 ibt_status_t (*ibc_alloc_xrc_domain)(); 421 ibt_status_t (*ibc_free_xrc_domain)(); 422 ibt_status_t (*ibc_alloc_xrc_srq)(); 423 ibt_status_t (*ibc_free_xrc_srq)(); 424 ibt_status_t (*ibc_query_xrc_srq)(); 425 ibt_status_t (*ibc_modify_xrc_srq)(); 426 ibt_status_t (*ibc_alloc_xrc_tgt_qp)(); 427 ibt_status_t (*ibc_free_xrc_tgt_qp)(); 428 ibt_status_t (*ibc_query_xrc_tgt_qp)(); 429 ibt_status_t (*ibc_modify_xrc_tgt_qp)(); 430 } ibc_operations_t; 431 432 433 /* 434 * The ibc_hca_info_s structure is used for HCA drivers to communicate its 435 * HCA specific information to IBTF when it attaches a device via ibc_attach(). 436 * 437 * IBTF assumes that the structures pointed to by the hca_ops and hca_attr 438 * structure members are persistent. 439 */ 440 typedef struct ibc_hca_info_s { 441 ibc_version_t hca_ci_vers; /* CI Version */ 442 dev_info_t *hca_dip; /* HCA dev_info */ 443 ibc_hca_hdl_t hca_handle; /* used for call through */ 444 /* "hca_ops" */ 445 ibc_operations_t *hca_ops; 446 ibt_hca_attr_t *hca_attr; 447 ibc_cq_handler_attr_t hca_def_cq_handler_attr; 448 } ibc_hca_info_t; 449 450 451 /* Channel Interface return status */ 452 typedef enum ibc_status_e { 453 IBC_SUCCESS = 0, 454 IBC_FAILURE = 1 455 } ibc_status_t; 456 457 /* 458 * CI up-calls to IBTF. 459 */ 460 461 /* 462 * ibc_init 463 * Registers CI clients with the Solaris I/O framework 464 * 465 * ibc_fini 466 * Un-Registers CI clients with the Solaris I/O framework 467 */ 468 int ibc_init(struct modlinkage *modlp); 469 void ibc_fini(struct modlinkage *modlp); 470 471 /* 472 * ibc_attach 473 * Register HCA device with IBTF. During this call HCA driver provides 474 * driver's information neededby IBTF. 475 * 476 * ibc_post_attach 477 * After a successful ibc_attach, this must be called. 478 * 479 * ibc_pre_detach 480 * Attempt to De-Register HCA Device from IBTF. 481 * This requires the cooperation of IBTF clients to 482 * stop using this HCA. Upon success, the HCA driver 483 * is committed to calling ibc_detach. 484 * 485 * ibc_detach 486 * De-Register HCA Device from IBTF. 487 * This function will succeed if ibc_pre_detach has previously 488 * succeeded for this device. 489 */ 490 ibc_status_t ibc_attach(ibc_clnt_hdl_t *ibc_hdl_p, ibc_hca_info_t *info_p); 491 void ibc_post_attach(ibc_clnt_hdl_t ibc_hdl); 492 ibc_status_t ibc_pre_detach(ibc_clnt_hdl_t ibc_hdl, ddi_detach_cmd_t cmd); 493 void ibc_detach(ibc_clnt_hdl_t ibc_hdl); 494 495 /* 496 * ibc_cq_handler 497 * IBTF Completion Queue Notification Handler. 498 */ 499 void ibc_cq_handler(ibc_clnt_hdl_t ibc_hdl, ibt_cq_hdl_t ibt_cq); 500 501 /* 502 * ibc_async_handler 503 * IBTF Asynchronous event/error handler. 504 */ 505 void ibc_async_handler(ibc_clnt_hdl_t ibc_hdl, ibt_async_code_t code, 506 ibc_async_event_t *event_p); 507 508 /* 509 * ibc_memory_handler 510 * IBTF memory event/error handler. 511 */ 512 void ibc_memory_handler(ibc_clnt_hdl_t ibc_hdl, ibt_mem_code_t code, 513 ibt_mem_data_t *data_p, void *ibtl_reserved); 514 515 /* 516 * ibc_get_ci_failure() 517 * 518 * Used to obtain a special IBTF failure code for CI specific failures, 519 * failures other than those defined in ibt_status_t. 520 */ 521 ibt_status_t ibc_get_ci_failure(uint64_t ena); 522 523 #ifdef __cplusplus 524 } 525 #endif 526 527 #endif /* _SYS_IB_IBTL_IBCI_H */ 528