1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017-2018 Broadcom. All Rights Reserved. The term * 5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * 6 * Copyright (C) 2004-2016 Emulex. All rights reserved. * 7 * EMULEX and SLI are trademarks of Emulex. * 8 * www.broadcom.com * 9 * * 10 * This program is free software; you can redistribute it and/or * 11 * modify it under the terms of version 2 of the GNU General * 12 * Public License as published by the Free Software Foundation. * 13 * This program is distributed in the hope that it will be useful. * 14 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 15 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 16 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 17 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 18 * TO BE LEGALLY INVALID. See the GNU General Public License for * 19 * more details, a copy of which can be found in the file COPYING * 20 * included with this package. * 21 *******************************************************************/ 22 23 /* 24 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS 25 */ 26 27 #include <linux/blkdev.h> 28 #include <linux/pci.h> 29 #include <linux/interrupt.h> 30 #include <linux/slab.h> 31 #include <linux/utsname.h> 32 33 #include <scsi/scsi.h> 34 #include <scsi/scsi_device.h> 35 #include <scsi/scsi_host.h> 36 #include <scsi/scsi_transport_fc.h> 37 #include <scsi/fc/fc_fs.h> 38 39 #include "lpfc_hw4.h" 40 #include "lpfc_hw.h" 41 #include "lpfc_sli.h" 42 #include "lpfc_sli4.h" 43 #include "lpfc_nl.h" 44 #include "lpfc_disc.h" 45 #include "lpfc.h" 46 #include "lpfc_scsi.h" 47 #include "lpfc_nvme.h" 48 #include "lpfc_logmsg.h" 49 #include "lpfc_crtn.h" 50 #include "lpfc_version.h" 51 #include "lpfc_vport.h" 52 #include "lpfc_debugfs.h" 53 54 /* FDMI Port Speed definitions - FC-GS-7 */ 55 #define HBA_PORTSPEED_1GFC 0x00000001 /* 1G FC */ 56 #define HBA_PORTSPEED_2GFC 0x00000002 /* 2G FC */ 57 #define HBA_PORTSPEED_4GFC 0x00000008 /* 4G FC */ 58 #define HBA_PORTSPEED_10GFC 0x00000004 /* 10G FC */ 59 #define HBA_PORTSPEED_8GFC 0x00000010 /* 8G FC */ 60 #define HBA_PORTSPEED_16GFC 0x00000020 /* 16G FC */ 61 #define HBA_PORTSPEED_32GFC 0x00000040 /* 32G FC */ 62 #define HBA_PORTSPEED_20GFC 0x00000080 /* 20G FC */ 63 #define HBA_PORTSPEED_40GFC 0x00000100 /* 40G FC */ 64 #define HBA_PORTSPEED_128GFC 0x00000200 /* 128G FC */ 65 #define HBA_PORTSPEED_64GFC 0x00000400 /* 64G FC */ 66 #define HBA_PORTSPEED_256GFC 0x00000800 /* 256G FC */ 67 #define HBA_PORTSPEED_UNKNOWN 0x00008000 /* Unknown */ 68 #define HBA_PORTSPEED_10GE 0x00010000 /* 10G E */ 69 #define HBA_PORTSPEED_40GE 0x00020000 /* 40G E */ 70 #define HBA_PORTSPEED_100GE 0x00040000 /* 100G E */ 71 #define HBA_PORTSPEED_25GE 0x00080000 /* 25G E */ 72 #define HBA_PORTSPEED_50GE 0x00100000 /* 50G E */ 73 #define HBA_PORTSPEED_400GE 0x00200000 /* 400G E */ 74 75 #define FOURBYTES 4 76 77 78 static char *lpfc_release_version = LPFC_DRIVER_VERSION; 79 80 static void 81 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 82 struct lpfc_dmabuf *mp, uint32_t size) 83 { 84 if (!mp) { 85 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 86 "0146 Ignoring unsolicited CT No HBQ " 87 "status = x%x\n", 88 piocbq->iocb.ulpStatus); 89 } 90 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 91 "0145 Ignoring unsolicted CT HBQ Size:%d " 92 "status = x%x\n", 93 size, piocbq->iocb.ulpStatus); 94 } 95 96 static void 97 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 98 struct lpfc_dmabuf *mp, uint32_t size) 99 { 100 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size); 101 } 102 103 void 104 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, 105 struct lpfc_iocbq *piocbq) 106 { 107 struct lpfc_dmabuf *mp = NULL; 108 IOCB_t *icmd = &piocbq->iocb; 109 int i; 110 struct lpfc_iocbq *iocbq; 111 dma_addr_t paddr; 112 uint32_t size; 113 struct list_head head; 114 struct lpfc_dmabuf *bdeBuf; 115 116 if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0) 117 return; 118 119 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) { 120 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); 121 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) && 122 ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) == 123 IOERR_RCV_BUFFER_WAITING)) { 124 /* Not enough posted buffers; Try posting more buffers */ 125 phba->fc_stat.NoRcvBuf++; 126 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) 127 lpfc_post_buffer(phba, pring, 2); 128 return; 129 } 130 131 /* If there are no BDEs associated with this IOCB, 132 * there is nothing to do. 133 */ 134 if (icmd->ulpBdeCount == 0) 135 return; 136 137 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { 138 INIT_LIST_HEAD(&head); 139 list_add_tail(&head, &piocbq->list); 140 list_for_each_entry(iocbq, &head, list) { 141 icmd = &iocbq->iocb; 142 if (icmd->ulpBdeCount == 0) 143 continue; 144 bdeBuf = iocbq->context2; 145 iocbq->context2 = NULL; 146 size = icmd->un.cont64[0].tus.f.bdeSize; 147 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size); 148 lpfc_in_buf_free(phba, bdeBuf); 149 if (icmd->ulpBdeCount == 2) { 150 bdeBuf = iocbq->context3; 151 iocbq->context3 = NULL; 152 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize; 153 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, 154 size); 155 lpfc_in_buf_free(phba, bdeBuf); 156 } 157 } 158 list_del(&head); 159 } else { 160 INIT_LIST_HEAD(&head); 161 list_add_tail(&head, &piocbq->list); 162 list_for_each_entry(iocbq, &head, list) { 163 icmd = &iocbq->iocb; 164 if (icmd->ulpBdeCount == 0) 165 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0); 166 for (i = 0; i < icmd->ulpBdeCount; i++) { 167 paddr = getPaddr(icmd->un.cont64[i].addrHigh, 168 icmd->un.cont64[i].addrLow); 169 mp = lpfc_sli_ringpostbuf_get(phba, pring, 170 paddr); 171 size = icmd->un.cont64[i].tus.f.bdeSize; 172 lpfc_ct_unsol_buffer(phba, iocbq, mp, size); 173 lpfc_in_buf_free(phba, mp); 174 } 175 lpfc_post_buffer(phba, pring, i); 176 } 177 list_del(&head); 178 } 179 } 180 181 /** 182 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler 183 * @phba: Pointer to HBA context object. 184 * @dmabuf: pointer to a dmabuf that describes the FC sequence 185 * 186 * This function serves as the upper level protocol abort handler for CT 187 * protocol. 188 * 189 * Return 1 if abort has been handled, 0 otherwise. 190 **/ 191 int 192 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf) 193 { 194 int handled; 195 196 /* CT upper level goes through BSG */ 197 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf); 198 199 return handled; 200 } 201 202 static void 203 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist) 204 { 205 struct lpfc_dmabuf *mlast, *next_mlast; 206 207 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) { 208 lpfc_mbuf_free(phba, mlast->virt, mlast->phys); 209 list_del(&mlast->list); 210 kfree(mlast); 211 } 212 lpfc_mbuf_free(phba, mlist->virt, mlist->phys); 213 kfree(mlist); 214 return; 215 } 216 217 static struct lpfc_dmabuf * 218 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl, 219 uint32_t size, int *entries) 220 { 221 struct lpfc_dmabuf *mlist = NULL; 222 struct lpfc_dmabuf *mp; 223 int cnt, i = 0; 224 225 /* We get chunks of FCELSSIZE */ 226 cnt = size > FCELSSIZE ? FCELSSIZE: size; 227 228 while (size) { 229 /* Allocate buffer for rsp payload */ 230 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 231 if (!mp) { 232 if (mlist) 233 lpfc_free_ct_rsp(phba, mlist); 234 return NULL; 235 } 236 237 INIT_LIST_HEAD(&mp->list); 238 239 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) || 240 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID)) 241 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 242 else 243 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 244 245 if (!mp->virt) { 246 kfree(mp); 247 if (mlist) 248 lpfc_free_ct_rsp(phba, mlist); 249 return NULL; 250 } 251 252 /* Queue it to a linked list */ 253 if (!mlist) 254 mlist = mp; 255 else 256 list_add_tail(&mp->list, &mlist->list); 257 258 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I; 259 /* build buffer ptr list for IOCB */ 260 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 261 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 262 bpl->tus.f.bdeSize = (uint16_t) cnt; 263 bpl->tus.w = le32_to_cpu(bpl->tus.w); 264 bpl++; 265 266 i++; 267 size -= cnt; 268 } 269 270 *entries = i; 271 return mlist; 272 } 273 274 int 275 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb) 276 { 277 struct lpfc_dmabuf *buf_ptr; 278 279 if (ctiocb->context_un.ndlp) { 280 lpfc_nlp_put(ctiocb->context_un.ndlp); 281 ctiocb->context_un.ndlp = NULL; 282 } 283 if (ctiocb->context1) { 284 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1; 285 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 286 kfree(buf_ptr); 287 ctiocb->context1 = NULL; 288 } 289 if (ctiocb->context2) { 290 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2); 291 ctiocb->context2 = NULL; 292 } 293 294 if (ctiocb->context3) { 295 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3; 296 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 297 kfree(buf_ptr); 298 ctiocb->context3 = NULL; 299 } 300 lpfc_sli_release_iocbq(phba, ctiocb); 301 return 0; 302 } 303 304 /** 305 * lpfc_gen_req - Build and issue a GEN_REQUEST command to the SLI Layer 306 * @vport: pointer to a host virtual N_Port data structure. 307 * @bmp: Pointer to BPL for SLI command 308 * @inp: Pointer to data buffer for response data. 309 * @outp: Pointer to data buffer that hold the CT command. 310 * @cmpl: completion routine to call when command completes 311 * @ndlp: Destination NPort nodelist entry 312 * 313 * This function as the final part for issuing a CT command. 314 */ 315 static int 316 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp, 317 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp, 318 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 319 struct lpfc_iocbq *), 320 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry, 321 uint32_t tmo, uint8_t retry) 322 { 323 struct lpfc_hba *phba = vport->phba; 324 IOCB_t *icmd; 325 struct lpfc_iocbq *geniocb; 326 int rc; 327 328 /* Allocate buffer for command iocb */ 329 geniocb = lpfc_sli_get_iocbq(phba); 330 331 if (geniocb == NULL) 332 return 1; 333 334 icmd = &geniocb->iocb; 335 icmd->un.genreq64.bdl.ulpIoTag32 = 0; 336 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys); 337 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys); 338 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; 339 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof(struct ulp_bde64)); 340 341 if (usr_flg) 342 geniocb->context3 = NULL; 343 else 344 geniocb->context3 = (uint8_t *) bmp; 345 346 /* Save for completion so we can release these resources */ 347 geniocb->context1 = (uint8_t *) inp; 348 geniocb->context2 = (uint8_t *) outp; 349 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp); 350 351 /* Fill in payload, bp points to frame payload */ 352 icmd->ulpCommand = CMD_GEN_REQUEST64_CR; 353 354 /* Fill in rest of iocb */ 355 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA); 356 icmd->un.genreq64.w5.hcsw.Dfctl = 0; 357 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL; 358 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT; 359 360 if (!tmo) { 361 /* FC spec states we need 3 * ratov for CT requests */ 362 tmo = (3 * phba->fc_ratov); 363 } 364 icmd->ulpTimeout = tmo; 365 icmd->ulpBdeCount = 1; 366 icmd->ulpLe = 1; 367 icmd->ulpClass = CLASS3; 368 icmd->ulpContext = ndlp->nlp_rpi; 369 if (phba->sli_rev == LPFC_SLI_REV4) 370 icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]; 371 372 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { 373 /* For GEN_REQUEST64_CR, use the RPI */ 374 icmd->ulpCt_h = 0; 375 icmd->ulpCt_l = 0; 376 } 377 378 /* Issue GEN REQ IOCB for NPORT <did> */ 379 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 380 "0119 Issue GEN REQ IOCB to NPORT x%x " 381 "Data: x%x x%x\n", 382 ndlp->nlp_DID, icmd->ulpIoTag, 383 vport->port_state); 384 geniocb->iocb_cmpl = cmpl; 385 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT; 386 geniocb->vport = vport; 387 geniocb->retry = retry; 388 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0); 389 390 if (rc == IOCB_ERROR) { 391 lpfc_sli_release_iocbq(phba, geniocb); 392 return 1; 393 } 394 395 return 0; 396 } 397 398 /** 399 * lpfc_ct_cmd - Build and issue a CT command 400 * @vport: pointer to a host virtual N_Port data structure. 401 * @inmp: Pointer to data buffer for response data. 402 * @bmp: Pointer to BPL for SLI command 403 * @ndlp: Destination NPort nodelist entry 404 * @cmpl: completion routine to call when command completes 405 * 406 * This function is called for issuing a CT command. 407 */ 408 static int 409 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp, 410 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp, 411 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 412 struct lpfc_iocbq *), 413 uint32_t rsp_size, uint8_t retry) 414 { 415 struct lpfc_hba *phba = vport->phba; 416 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt; 417 struct lpfc_dmabuf *outmp; 418 int cnt = 0, status; 419 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)-> 420 CommandResponse.bits.CmdRsp; 421 422 bpl++; /* Skip past ct request */ 423 424 /* Put buffer(s) for ct rsp in bpl */ 425 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt); 426 if (!outmp) 427 return -ENOMEM; 428 /* 429 * Form the CT IOCB. The total number of BDEs in this IOCB 430 * is the single command plus response count from 431 * lpfc_alloc_ct_rsp. 432 */ 433 cnt += 1; 434 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0, 435 cnt, 0, retry); 436 if (status) { 437 lpfc_free_ct_rsp(phba, outmp); 438 return -ENOMEM; 439 } 440 return 0; 441 } 442 443 struct lpfc_vport * 444 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { 445 struct lpfc_vport *vport_curr; 446 unsigned long flags; 447 448 spin_lock_irqsave(&phba->port_list_lock, flags); 449 list_for_each_entry(vport_curr, &phba->port_list, listentry) { 450 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { 451 spin_unlock_irqrestore(&phba->port_list_lock, flags); 452 return vport_curr; 453 } 454 } 455 spin_unlock_irqrestore(&phba->port_list_lock, flags); 456 return NULL; 457 } 458 459 static void 460 lpfc_prep_node_fc4type(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 461 { 462 struct lpfc_nodelist *ndlp; 463 464 if ((vport->port_type != LPFC_NPIV_PORT) || 465 !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) { 466 467 ndlp = lpfc_setup_disc_node(vport, Did); 468 469 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 470 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 471 "Parse GID_FTrsp: did:x%x flg:x%x x%x", 472 Did, ndlp->nlp_flag, vport->fc_flag); 473 474 /* By default, the driver expects to support FCP FC4 */ 475 if (fc4_type == FC_TYPE_FCP) 476 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 477 478 if (fc4_type == FC_TYPE_NVME) 479 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 480 481 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 482 "0238 Process x%06x NameServer Rsp " 483 "Data: x%x x%x x%x x%x\n", Did, 484 ndlp->nlp_flag, ndlp->nlp_fc4_type, 485 vport->fc_flag, 486 vport->fc_rscn_id_cnt); 487 } else { 488 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 489 "Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d", 490 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 491 492 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 493 "0239 Skip x%06x NameServer Rsp " 494 "Data: x%x x%x\n", Did, 495 vport->fc_flag, 496 vport->fc_rscn_id_cnt); 497 } 498 } else { 499 if (!(vport->fc_flag & FC_RSCN_MODE) || 500 lpfc_rscn_payload_check(vport, Did)) { 501 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 502 "Query GID_FTrsp: did:x%x flg:x%x cnt:%d", 503 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 504 505 /* 506 * This NPortID was previously a FCP/NVMe target, 507 * Don't even bother to send GFF_ID. 508 */ 509 ndlp = lpfc_findnode_did(vport, Did); 510 if (ndlp && NLP_CHK_NODE_ACT(ndlp) && 511 (ndlp->nlp_type & 512 (NLP_FCP_TARGET | NLP_NVME_TARGET))) { 513 if (fc4_type == FC_TYPE_FCP) 514 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 515 if (fc4_type == FC_TYPE_NVME) 516 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 517 lpfc_setup_disc_node(vport, Did); 518 } else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 519 0, Did) == 0) 520 vport->num_disc_nodes++; 521 else 522 lpfc_setup_disc_node(vport, Did); 523 } else { 524 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 525 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d", 526 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 527 528 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 529 "0245 Skip x%06x NameServer Rsp " 530 "Data: x%x x%x\n", Did, 531 vport->fc_flag, 532 vport->fc_rscn_id_cnt); 533 } 534 } 535 } 536 537 static void 538 lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 539 { 540 struct lpfc_hba *phba = vport->phba; 541 struct lpfc_nodelist *ndlp = NULL; 542 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 543 char *str; 544 545 if (phba->cfg_ns_query == LPFC_NS_QUERY_GID_FT) 546 str = "GID_FT"; 547 else 548 str = "GID_PT"; 549 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 550 "6430 Process %s rsp for %08x type %x %s %s\n", 551 str, Did, fc4_type, 552 (fc4_type == FC_TYPE_FCP) ? "FCP" : " ", 553 (fc4_type == FC_TYPE_NVME) ? "NVME" : " "); 554 /* 555 * To conserve rpi's, filter out addresses for other 556 * vports on the same physical HBAs. 557 */ 558 if (Did != vport->fc_myDID && 559 (!lpfc_find_vport_by_did(phba, Did) || 560 vport->cfg_peer_port_login)) { 561 if (!phba->nvmet_support) { 562 /* FCPI/NVMEI path. Process Did */ 563 lpfc_prep_node_fc4type(vport, Did, fc4_type); 564 return; 565 } 566 /* NVMET path. NVMET only cares about NVMEI nodes. */ 567 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 568 if (ndlp->nlp_type != NLP_NVME_INITIATOR || 569 ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) 570 continue; 571 spin_lock_irq(shost->host_lock); 572 if (ndlp->nlp_DID == Did) 573 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 574 else 575 ndlp->nlp_flag |= NLP_NVMET_RECOV; 576 spin_unlock_irq(shost->host_lock); 577 } 578 } 579 } 580 581 static int 582 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type, 583 uint32_t Size) 584 { 585 struct lpfc_sli_ct_request *Response = 586 (struct lpfc_sli_ct_request *) mp->virt; 587 struct lpfc_dmabuf *mlast, *next_mp; 588 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 589 uint32_t Did, CTentry; 590 int Cnt; 591 struct list_head head; 592 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 593 struct lpfc_nodelist *ndlp = NULL; 594 595 lpfc_set_disctmo(vport); 596 vport->num_disc_nodes = 0; 597 vport->fc_ns_retry = 0; 598 599 600 list_add_tail(&head, &mp->list); 601 list_for_each_entry_safe(mp, next_mp, &head, list) { 602 mlast = mp; 603 604 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 605 606 Size -= Cnt; 607 608 if (!ctptr) { 609 ctptr = (uint32_t *) mlast->virt; 610 } else 611 Cnt -= 16; /* subtract length of CT header */ 612 613 /* Loop through entire NameServer list of DIDs */ 614 while (Cnt >= sizeof(uint32_t)) { 615 /* Get next DID from NameServer List */ 616 CTentry = *ctptr++; 617 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 618 lpfc_ns_rsp_audit_did(vport, Did, fc4_type); 619 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY))) 620 goto nsout1; 621 622 Cnt -= sizeof(uint32_t); 623 } 624 ctptr = NULL; 625 626 } 627 628 /* All GID_FT entries processed. If the driver is running in 629 * in target mode, put impacted nodes into recovery and drop 630 * the RPI to flush outstanding IO. 631 */ 632 if (vport->phba->nvmet_support) { 633 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 634 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV)) 635 continue; 636 lpfc_disc_state_machine(vport, ndlp, NULL, 637 NLP_EVT_DEVICE_RECOVERY); 638 spin_lock_irq(shost->host_lock); 639 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 640 spin_unlock_irq(shost->host_lock); 641 } 642 } 643 644 nsout1: 645 list_del(&head); 646 return 0; 647 } 648 649 static void 650 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 651 struct lpfc_iocbq *rspiocb) 652 { 653 struct lpfc_vport *vport = cmdiocb->vport; 654 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 655 IOCB_t *irsp; 656 struct lpfc_dmabuf *outp; 657 struct lpfc_dmabuf *inp; 658 struct lpfc_sli_ct_request *CTrsp; 659 struct lpfc_sli_ct_request *CTreq; 660 struct lpfc_nodelist *ndlp; 661 int rc, type; 662 663 /* First save ndlp, before we overwrite it */ 664 ndlp = cmdiocb->context_un.ndlp; 665 666 /* we pass cmdiocb to state machine which needs rspiocb as well */ 667 cmdiocb->context_un.rsp_iocb = rspiocb; 668 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 669 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 670 irsp = &rspiocb->iocb; 671 672 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 673 "GID_FT cmpl: status:x%x/x%x rtry:%d", 674 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry); 675 676 /* Don't bother processing response if vport is being torn down. */ 677 if (vport->load_flag & FC_UNLOADING) { 678 if (vport->fc_flag & FC_RSCN_MODE) 679 lpfc_els_flush_rscn(vport); 680 goto out; 681 } 682 683 if (lpfc_els_chk_latt(vport)) { 684 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 685 "0216 Link event during NS query\n"); 686 if (vport->fc_flag & FC_RSCN_MODE) 687 lpfc_els_flush_rscn(vport); 688 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 689 goto out; 690 } 691 if (lpfc_error_lost_link(irsp)) { 692 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 693 "0226 NS query failed due to link event\n"); 694 if (vport->fc_flag & FC_RSCN_MODE) 695 lpfc_els_flush_rscn(vport); 696 goto out; 697 } 698 699 spin_lock_irq(shost->host_lock); 700 if (vport->fc_flag & FC_RSCN_DEFERRED) { 701 vport->fc_flag &= ~FC_RSCN_DEFERRED; 702 spin_unlock_irq(shost->host_lock); 703 704 /* This is a GID_FT completing so the gidft_inp counter was 705 * incremented before the GID_FT was issued to the wire. 706 */ 707 vport->gidft_inp--; 708 709 /* 710 * Skip processing the NS response 711 * Re-issue the NS cmd 712 */ 713 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 714 "0151 Process Deferred RSCN Data: x%x x%x\n", 715 vport->fc_flag, vport->fc_rscn_id_cnt); 716 lpfc_els_handle_rscn(vport); 717 718 goto out; 719 } 720 spin_unlock_irq(shost->host_lock); 721 722 if (irsp->ulpStatus) { 723 /* Check for retry */ 724 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 725 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT || 726 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) != 727 IOERR_NO_RESOURCES) 728 vport->fc_ns_retry++; 729 730 type = lpfc_get_gidft_type(vport, cmdiocb); 731 if (type == 0) 732 goto out; 733 734 /* CT command is being retried */ 735 vport->gidft_inp--; 736 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 737 vport->fc_ns_retry, type); 738 if (rc == 0) 739 goto out; 740 } 741 if (vport->fc_flag & FC_RSCN_MODE) 742 lpfc_els_flush_rscn(vport); 743 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 744 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, 745 "0257 GID_FT Query error: 0x%x 0x%x\n", 746 irsp->ulpStatus, vport->fc_ns_retry); 747 } else { 748 /* Good status, continue checking */ 749 CTreq = (struct lpfc_sli_ct_request *) inp->virt; 750 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 751 if (CTrsp->CommandResponse.bits.CmdRsp == 752 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 753 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 754 "0208 NameServer Rsp Data: x%x x%x\n", 755 vport->fc_flag, 756 CTreq->un.gid.Fc4Type); 757 758 lpfc_ns_rsp(vport, 759 outp, 760 CTreq->un.gid.Fc4Type, 761 (uint32_t) (irsp->un.genreq64.bdl.bdeSize)); 762 } else if (CTrsp->CommandResponse.bits.CmdRsp == 763 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 764 /* NameServer Rsp Error */ 765 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 766 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 767 lpfc_printf_vlog(vport, KERN_INFO, 768 LOG_DISCOVERY, 769 "0269 No NameServer Entries " 770 "Data: x%x x%x x%x x%x\n", 771 CTrsp->CommandResponse.bits.CmdRsp, 772 (uint32_t) CTrsp->ReasonCode, 773 (uint32_t) CTrsp->Explanation, 774 vport->fc_flag); 775 776 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 777 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 778 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 779 (uint32_t) CTrsp->ReasonCode, 780 (uint32_t) CTrsp->Explanation); 781 } else { 782 lpfc_printf_vlog(vport, KERN_INFO, 783 LOG_DISCOVERY, 784 "0240 NameServer Rsp Error " 785 "Data: x%x x%x x%x x%x\n", 786 CTrsp->CommandResponse.bits.CmdRsp, 787 (uint32_t) CTrsp->ReasonCode, 788 (uint32_t) CTrsp->Explanation, 789 vport->fc_flag); 790 791 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 792 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 793 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 794 (uint32_t) CTrsp->ReasonCode, 795 (uint32_t) CTrsp->Explanation); 796 } 797 798 799 } else { 800 /* NameServer Rsp Error */ 801 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 802 "0241 NameServer Rsp Error " 803 "Data: x%x x%x x%x x%x\n", 804 CTrsp->CommandResponse.bits.CmdRsp, 805 (uint32_t) CTrsp->ReasonCode, 806 (uint32_t) CTrsp->Explanation, 807 vport->fc_flag); 808 809 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 810 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 811 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 812 (uint32_t) CTrsp->ReasonCode, 813 (uint32_t) CTrsp->Explanation); 814 } 815 vport->gidft_inp--; 816 } 817 /* Link up / RSCN discovery */ 818 if ((vport->num_disc_nodes == 0) && 819 (vport->gidft_inp == 0)) { 820 /* 821 * The driver has cycled through all Nports in the RSCN payload. 822 * Complete the handling by cleaning up and marking the 823 * current driver state. 824 */ 825 if (vport->port_state >= LPFC_DISC_AUTH) { 826 if (vport->fc_flag & FC_RSCN_MODE) { 827 lpfc_els_flush_rscn(vport); 828 spin_lock_irq(shost->host_lock); 829 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 830 spin_unlock_irq(shost->host_lock); 831 } 832 else 833 lpfc_els_flush_rscn(vport); 834 } 835 836 lpfc_disc_start(vport); 837 } 838 out: 839 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 840 lpfc_ct_free_iocb(phba, cmdiocb); 841 return; 842 } 843 844 static void 845 lpfc_cmpl_ct_cmd_gid_pt(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 846 struct lpfc_iocbq *rspiocb) 847 { 848 struct lpfc_vport *vport = cmdiocb->vport; 849 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 850 IOCB_t *irsp; 851 struct lpfc_dmabuf *outp; 852 struct lpfc_dmabuf *inp; 853 struct lpfc_sli_ct_request *CTrsp; 854 struct lpfc_sli_ct_request *CTreq; 855 struct lpfc_nodelist *ndlp; 856 int rc; 857 858 /* First save ndlp, before we overwrite it */ 859 ndlp = cmdiocb->context_un.ndlp; 860 861 /* we pass cmdiocb to state machine which needs rspiocb as well */ 862 cmdiocb->context_un.rsp_iocb = rspiocb; 863 inp = (struct lpfc_dmabuf *)cmdiocb->context1; 864 outp = (struct lpfc_dmabuf *)cmdiocb->context2; 865 irsp = &rspiocb->iocb; 866 867 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 868 "GID_PT cmpl: status:x%x/x%x rtry:%d", 869 irsp->ulpStatus, irsp->un.ulpWord[4], 870 vport->fc_ns_retry); 871 872 /* Don't bother processing response if vport is being torn down. */ 873 if (vport->load_flag & FC_UNLOADING) { 874 if (vport->fc_flag & FC_RSCN_MODE) 875 lpfc_els_flush_rscn(vport); 876 goto out; 877 } 878 879 if (lpfc_els_chk_latt(vport)) { 880 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 881 "4108 Link event during NS query\n"); 882 if (vport->fc_flag & FC_RSCN_MODE) 883 lpfc_els_flush_rscn(vport); 884 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 885 goto out; 886 } 887 if (lpfc_error_lost_link(irsp)) { 888 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 889 "4101 NS query failed due to link event\n"); 890 if (vport->fc_flag & FC_RSCN_MODE) 891 lpfc_els_flush_rscn(vport); 892 goto out; 893 } 894 895 spin_lock_irq(shost->host_lock); 896 if (vport->fc_flag & FC_RSCN_DEFERRED) { 897 vport->fc_flag &= ~FC_RSCN_DEFERRED; 898 spin_unlock_irq(shost->host_lock); 899 900 /* This is a GID_PT completing so the gidft_inp counter was 901 * incremented before the GID_PT was issued to the wire. 902 */ 903 vport->gidft_inp--; 904 905 /* 906 * Skip processing the NS response 907 * Re-issue the NS cmd 908 */ 909 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 910 "4102 Process Deferred RSCN Data: x%x x%x\n", 911 vport->fc_flag, vport->fc_rscn_id_cnt); 912 lpfc_els_handle_rscn(vport); 913 914 goto out; 915 } 916 spin_unlock_irq(shost->host_lock); 917 918 if (irsp->ulpStatus) { 919 /* Check for retry */ 920 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 921 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT || 922 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) != 923 IOERR_NO_RESOURCES) 924 vport->fc_ns_retry++; 925 926 /* CT command is being retried */ 927 vport->gidft_inp--; 928 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_PT, 929 vport->fc_ns_retry, GID_PT_N_PORT); 930 if (rc == 0) 931 goto out; 932 } 933 if (vport->fc_flag & FC_RSCN_MODE) 934 lpfc_els_flush_rscn(vport); 935 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 936 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, 937 "4103 GID_FT Query error: 0x%x 0x%x\n", 938 irsp->ulpStatus, vport->fc_ns_retry); 939 } else { 940 /* Good status, continue checking */ 941 CTreq = (struct lpfc_sli_ct_request *)inp->virt; 942 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 943 if (CTrsp->CommandResponse.bits.CmdRsp == 944 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 945 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 946 "4105 NameServer Rsp Data: x%x x%x\n", 947 vport->fc_flag, 948 CTreq->un.gid.Fc4Type); 949 950 lpfc_ns_rsp(vport, 951 outp, 952 CTreq->un.gid.Fc4Type, 953 (uint32_t)(irsp->un.genreq64.bdl.bdeSize)); 954 } else if (CTrsp->CommandResponse.bits.CmdRsp == 955 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 956 /* NameServer Rsp Error */ 957 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 958 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 959 lpfc_printf_vlog( 960 vport, KERN_INFO, LOG_DISCOVERY, 961 "4106 No NameServer Entries " 962 "Data: x%x x%x x%x x%x\n", 963 CTrsp->CommandResponse.bits.CmdRsp, 964 (uint32_t)CTrsp->ReasonCode, 965 (uint32_t)CTrsp->Explanation, 966 vport->fc_flag); 967 968 lpfc_debugfs_disc_trc( 969 vport, LPFC_DISC_TRC_CT, 970 "GID_PT no entry cmd:x%x rsn:x%x exp:x%x", 971 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 972 (uint32_t)CTrsp->ReasonCode, 973 (uint32_t)CTrsp->Explanation); 974 } else { 975 lpfc_printf_vlog( 976 vport, KERN_INFO, LOG_DISCOVERY, 977 "4107 NameServer Rsp Error " 978 "Data: x%x x%x x%x x%x\n", 979 CTrsp->CommandResponse.bits.CmdRsp, 980 (uint32_t)CTrsp->ReasonCode, 981 (uint32_t)CTrsp->Explanation, 982 vport->fc_flag); 983 984 lpfc_debugfs_disc_trc( 985 vport, LPFC_DISC_TRC_CT, 986 "GID_PT rsp err1 cmd:x%x rsn:x%x exp:x%x", 987 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 988 (uint32_t)CTrsp->ReasonCode, 989 (uint32_t)CTrsp->Explanation); 990 } 991 } else { 992 /* NameServer Rsp Error */ 993 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 994 "4109 NameServer Rsp Error " 995 "Data: x%x x%x x%x x%x\n", 996 CTrsp->CommandResponse.bits.CmdRsp, 997 (uint32_t)CTrsp->ReasonCode, 998 (uint32_t)CTrsp->Explanation, 999 vport->fc_flag); 1000 1001 lpfc_debugfs_disc_trc( 1002 vport, LPFC_DISC_TRC_CT, 1003 "GID_PT rsp err2 cmd:x%x rsn:x%x exp:x%x", 1004 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 1005 (uint32_t)CTrsp->ReasonCode, 1006 (uint32_t)CTrsp->Explanation); 1007 } 1008 vport->gidft_inp--; 1009 } 1010 /* Link up / RSCN discovery */ 1011 if ((vport->num_disc_nodes == 0) && 1012 (vport->gidft_inp == 0)) { 1013 /* 1014 * The driver has cycled through all Nports in the RSCN payload. 1015 * Complete the handling by cleaning up and marking the 1016 * current driver state. 1017 */ 1018 if (vport->port_state >= LPFC_DISC_AUTH) { 1019 if (vport->fc_flag & FC_RSCN_MODE) { 1020 lpfc_els_flush_rscn(vport); 1021 spin_lock_irq(shost->host_lock); 1022 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 1023 spin_unlock_irq(shost->host_lock); 1024 } else { 1025 lpfc_els_flush_rscn(vport); 1026 } 1027 } 1028 1029 lpfc_disc_start(vport); 1030 } 1031 out: 1032 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 1033 lpfc_ct_free_iocb(phba, cmdiocb); 1034 } 1035 1036 static void 1037 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1038 struct lpfc_iocbq *rspiocb) 1039 { 1040 struct lpfc_vport *vport = cmdiocb->vport; 1041 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 1042 IOCB_t *irsp = &rspiocb->iocb; 1043 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1; 1044 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1045 struct lpfc_sli_ct_request *CTrsp; 1046 int did, rc, retry; 1047 uint8_t fbits; 1048 struct lpfc_nodelist *ndlp; 1049 1050 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 1051 did = be32_to_cpu(did); 1052 1053 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1054 "GFF_ID cmpl: status:x%x/x%x did:x%x", 1055 irsp->ulpStatus, irsp->un.ulpWord[4], did); 1056 1057 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1058 /* Good status, continue checking */ 1059 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1060 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 1061 1062 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1063 "6431 Process GFF_ID rsp for %08x " 1064 "fbits %02x %s %s\n", 1065 did, fbits, 1066 (fbits & FC4_FEATURE_INIT) ? "Initiator" : " ", 1067 (fbits & FC4_FEATURE_TARGET) ? "Target" : " "); 1068 1069 if (CTrsp->CommandResponse.bits.CmdRsp == 1070 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 1071 if ((fbits & FC4_FEATURE_INIT) && 1072 !(fbits & FC4_FEATURE_TARGET)) { 1073 lpfc_printf_vlog(vport, KERN_INFO, 1074 LOG_DISCOVERY, 1075 "0270 Skip x%x GFF " 1076 "NameServer Rsp Data: (init) " 1077 "x%x x%x\n", did, fbits, 1078 vport->fc_rscn_id_cnt); 1079 goto out; 1080 } 1081 } 1082 } 1083 else { 1084 /* Check for retry */ 1085 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 1086 retry = 1; 1087 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 1088 switch ((irsp->un.ulpWord[4] & 1089 IOERR_PARAM_MASK)) { 1090 1091 case IOERR_NO_RESOURCES: 1092 /* We don't increment the retry 1093 * count for this case. 1094 */ 1095 break; 1096 case IOERR_LINK_DOWN: 1097 case IOERR_SLI_ABORTED: 1098 case IOERR_SLI_DOWN: 1099 retry = 0; 1100 break; 1101 default: 1102 cmdiocb->retry++; 1103 } 1104 } 1105 else 1106 cmdiocb->retry++; 1107 1108 if (retry) { 1109 /* CT command is being retried */ 1110 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 1111 cmdiocb->retry, did); 1112 if (rc == 0) { 1113 /* success */ 1114 lpfc_ct_free_iocb(phba, cmdiocb); 1115 return; 1116 } 1117 } 1118 } 1119 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1120 "0267 NameServer GFF Rsp " 1121 "x%x Error (%d %d) Data: x%x x%x\n", 1122 did, irsp->ulpStatus, irsp->un.ulpWord[4], 1123 vport->fc_flag, vport->fc_rscn_id_cnt); 1124 } 1125 1126 /* This is a target port, unregistered port, or the GFF_ID failed */ 1127 ndlp = lpfc_setup_disc_node(vport, did); 1128 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 1129 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1130 "0242 Process x%x GFF " 1131 "NameServer Rsp Data: x%x x%x x%x\n", 1132 did, ndlp->nlp_flag, vport->fc_flag, 1133 vport->fc_rscn_id_cnt); 1134 } else { 1135 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1136 "0243 Skip x%x GFF " 1137 "NameServer Rsp Data: x%x x%x\n", did, 1138 vport->fc_flag, vport->fc_rscn_id_cnt); 1139 } 1140 out: 1141 /* Link up / RSCN discovery */ 1142 if (vport->num_disc_nodes) 1143 vport->num_disc_nodes--; 1144 if (vport->num_disc_nodes == 0) { 1145 /* 1146 * The driver has cycled through all Nports in the RSCN payload. 1147 * Complete the handling by cleaning up and marking the 1148 * current driver state. 1149 */ 1150 if (vport->port_state >= LPFC_DISC_AUTH) { 1151 if (vport->fc_flag & FC_RSCN_MODE) { 1152 lpfc_els_flush_rscn(vport); 1153 spin_lock_irq(shost->host_lock); 1154 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 1155 spin_unlock_irq(shost->host_lock); 1156 } 1157 else 1158 lpfc_els_flush_rscn(vport); 1159 } 1160 lpfc_disc_start(vport); 1161 } 1162 lpfc_ct_free_iocb(phba, cmdiocb); 1163 return; 1164 } 1165 1166 static void 1167 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1168 struct lpfc_iocbq *rspiocb) 1169 { 1170 struct lpfc_vport *vport = cmdiocb->vport; 1171 IOCB_t *irsp = &rspiocb->iocb; 1172 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1; 1173 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2; 1174 struct lpfc_sli_ct_request *CTrsp; 1175 int did; 1176 struct lpfc_nodelist *ndlp; 1177 uint32_t fc4_data_0, fc4_data_1; 1178 1179 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId; 1180 did = be32_to_cpu(did); 1181 1182 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1183 "GFT_ID cmpl: status:x%x/x%x did:x%x", 1184 irsp->ulpStatus, irsp->un.ulpWord[4], did); 1185 1186 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1187 /* Good status, continue checking */ 1188 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1189 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]); 1190 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]); 1191 1192 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1193 "6432 Process GFT_ID rsp for %08x " 1194 "Data %08x %08x %s %s\n", 1195 did, fc4_data_0, fc4_data_1, 1196 (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) ? 1197 "FCP" : " ", 1198 (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) ? 1199 "NVME" : " "); 1200 1201 ndlp = lpfc_findnode_did(vport, did); 1202 if (ndlp) { 1203 /* The bitmask value for FCP and NVME FCP types is 1204 * the same because they are 32 bits distant from 1205 * each other in word0 and word0. 1206 */ 1207 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) 1208 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 1209 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) 1210 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 1211 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1212 "3064 Setting ndlp %p, DID x%06x with " 1213 "FC4 x%08x, Data: x%08x x%08x\n", 1214 ndlp, did, ndlp->nlp_fc4_type, 1215 FC_TYPE_FCP, FC_TYPE_NVME); 1216 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1217 1218 lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); 1219 lpfc_issue_els_prli(vport, ndlp, 0); 1220 } 1221 } else 1222 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1223 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus); 1224 1225 lpfc_ct_free_iocb(phba, cmdiocb); 1226 } 1227 1228 static void 1229 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1230 struct lpfc_iocbq *rspiocb) 1231 { 1232 struct lpfc_vport *vport = cmdiocb->vport; 1233 struct lpfc_dmabuf *inp; 1234 struct lpfc_dmabuf *outp; 1235 IOCB_t *irsp; 1236 struct lpfc_sli_ct_request *CTrsp; 1237 struct lpfc_nodelist *ndlp; 1238 int cmdcode, rc; 1239 uint8_t retry; 1240 uint32_t latt; 1241 1242 /* First save ndlp, before we overwrite it */ 1243 ndlp = cmdiocb->context_un.ndlp; 1244 1245 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1246 cmdiocb->context_un.rsp_iocb = rspiocb; 1247 1248 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 1249 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1250 irsp = &rspiocb->iocb; 1251 1252 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 1253 CommandResponse.bits.CmdRsp); 1254 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1255 1256 latt = lpfc_els_chk_latt(vport); 1257 1258 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */ 1259 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1260 "0209 CT Request completes, latt %d, " 1261 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n", 1262 latt, irsp->ulpStatus, 1263 CTrsp->CommandResponse.bits.CmdRsp, 1264 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag); 1265 1266 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1267 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 1268 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode); 1269 1270 if (irsp->ulpStatus) { 1271 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1272 "0268 NS cmd x%x Error (x%x x%x)\n", 1273 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]); 1274 1275 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) && 1276 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 1277 IOERR_SLI_DOWN) || 1278 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 1279 IOERR_SLI_ABORTED))) 1280 goto out; 1281 1282 retry = cmdiocb->retry; 1283 if (retry >= LPFC_MAX_NS_RETRY) 1284 goto out; 1285 1286 retry++; 1287 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1288 "0250 Retrying NS cmd %x\n", cmdcode); 1289 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 1290 if (rc == 0) 1291 goto out; 1292 } 1293 1294 out: 1295 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 1296 lpfc_ct_free_iocb(phba, cmdiocb); 1297 return; 1298 } 1299 1300 static void 1301 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1302 struct lpfc_iocbq *rspiocb) 1303 { 1304 IOCB_t *irsp = &rspiocb->iocb; 1305 struct lpfc_vport *vport = cmdiocb->vport; 1306 1307 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1308 struct lpfc_dmabuf *outp; 1309 struct lpfc_sli_ct_request *CTrsp; 1310 1311 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1312 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1313 if (CTrsp->CommandResponse.bits.CmdRsp == 1314 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1315 vport->ct_flags |= FC_CT_RFT_ID; 1316 } 1317 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1318 return; 1319 } 1320 1321 static void 1322 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1323 struct lpfc_iocbq *rspiocb) 1324 { 1325 IOCB_t *irsp = &rspiocb->iocb; 1326 struct lpfc_vport *vport = cmdiocb->vport; 1327 1328 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1329 struct lpfc_dmabuf *outp; 1330 struct lpfc_sli_ct_request *CTrsp; 1331 1332 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1333 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1334 if (CTrsp->CommandResponse.bits.CmdRsp == 1335 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1336 vport->ct_flags |= FC_CT_RNN_ID; 1337 } 1338 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1339 return; 1340 } 1341 1342 static void 1343 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1344 struct lpfc_iocbq *rspiocb) 1345 { 1346 IOCB_t *irsp = &rspiocb->iocb; 1347 struct lpfc_vport *vport = cmdiocb->vport; 1348 1349 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1350 struct lpfc_dmabuf *outp; 1351 struct lpfc_sli_ct_request *CTrsp; 1352 1353 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1354 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1355 if (CTrsp->CommandResponse.bits.CmdRsp == 1356 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1357 vport->ct_flags |= FC_CT_RSPN_ID; 1358 } 1359 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1360 return; 1361 } 1362 1363 static void 1364 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1365 struct lpfc_iocbq *rspiocb) 1366 { 1367 IOCB_t *irsp = &rspiocb->iocb; 1368 struct lpfc_vport *vport = cmdiocb->vport; 1369 1370 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1371 struct lpfc_dmabuf *outp; 1372 struct lpfc_sli_ct_request *CTrsp; 1373 1374 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1375 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1376 if (CTrsp->CommandResponse.bits.CmdRsp == 1377 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1378 vport->ct_flags |= FC_CT_RSNN_NN; 1379 } 1380 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1381 return; 1382 } 1383 1384 static void 1385 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1386 struct lpfc_iocbq *rspiocb) 1387 { 1388 struct lpfc_vport *vport = cmdiocb->vport; 1389 1390 /* even if it fails we will act as though it succeeded. */ 1391 vport->ct_flags = 0; 1392 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1393 return; 1394 } 1395 1396 static void 1397 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1398 struct lpfc_iocbq *rspiocb) 1399 { 1400 IOCB_t *irsp = &rspiocb->iocb; 1401 struct lpfc_vport *vport = cmdiocb->vport; 1402 1403 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1404 struct lpfc_dmabuf *outp; 1405 struct lpfc_sli_ct_request *CTrsp; 1406 1407 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1408 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1409 if (CTrsp->CommandResponse.bits.CmdRsp == 1410 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1411 vport->ct_flags |= FC_CT_RFF_ID; 1412 } 1413 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1414 return; 1415 } 1416 1417 /* 1418 * Although the symbolic port name is thought to be an integer 1419 * as of January 18, 2016, leave it as a string until more of 1420 * the record state becomes defined. 1421 */ 1422 int 1423 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1424 size_t size) 1425 { 1426 int n; 1427 1428 /* 1429 * Use the lpfc board number as the Symbolic Port 1430 * Name object. NPIV is not in play so this integer 1431 * value is sufficient and unique per FC-ID. 1432 */ 1433 n = snprintf(symbol, size, "%d", vport->phba->brd_no); 1434 return n; 1435 } 1436 1437 1438 int 1439 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1440 size_t size) 1441 { 1442 char fwrev[FW_REV_STR_SIZE]; 1443 int n; 1444 1445 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1446 1447 n = snprintf(symbol, size, "Emulex %s", vport->phba->ModelName); 1448 if (size < n) 1449 return n; 1450 1451 n += snprintf(symbol + n, size - n, " FV%s", fwrev); 1452 if (size < n) 1453 return n; 1454 1455 n += snprintf(symbol + n, size - n, " DV%s.", 1456 lpfc_release_version); 1457 if (size < n) 1458 return n; 1459 1460 n += snprintf(symbol + n, size - n, " HN:%s.", 1461 init_utsname()->nodename); 1462 if (size < n) 1463 return n; 1464 1465 /* Note :- OS name is "Linux" */ 1466 n += snprintf(symbol + n, size - n, " OS:%s\n", 1467 init_utsname()->sysname); 1468 return n; 1469 } 1470 1471 static uint32_t 1472 lpfc_find_map_node(struct lpfc_vport *vport) 1473 { 1474 struct lpfc_nodelist *ndlp, *next_ndlp; 1475 struct Scsi_Host *shost; 1476 uint32_t cnt = 0; 1477 1478 shost = lpfc_shost_from_vport(vport); 1479 spin_lock_irq(shost->host_lock); 1480 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { 1481 if (ndlp->nlp_type & NLP_FABRIC) 1482 continue; 1483 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) || 1484 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE)) 1485 cnt++; 1486 } 1487 spin_unlock_irq(shost->host_lock); 1488 return cnt; 1489 } 1490 1491 /* 1492 * This routine will return the FC4 Type associated with the CT 1493 * GID_FT command. 1494 */ 1495 int 1496 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb) 1497 { 1498 struct lpfc_sli_ct_request *CtReq; 1499 struct lpfc_dmabuf *mp; 1500 uint32_t type; 1501 1502 mp = cmdiocb->context1; 1503 if (mp == NULL) 1504 return 0; 1505 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 1506 type = (uint32_t)CtReq->un.gid.Fc4Type; 1507 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME)) 1508 return 0; 1509 return type; 1510 } 1511 1512 /* 1513 * lpfc_ns_cmd 1514 * Description: 1515 * Issue Cmd to NameServer 1516 * SLI_CTNS_GID_FT 1517 * LI_CTNS_RFT_ID 1518 */ 1519 int 1520 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1521 uint8_t retry, uint32_t context) 1522 { 1523 struct lpfc_nodelist * ndlp; 1524 struct lpfc_hba *phba = vport->phba; 1525 struct lpfc_dmabuf *mp, *bmp; 1526 struct lpfc_sli_ct_request *CtReq; 1527 struct ulp_bde64 *bpl; 1528 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1529 struct lpfc_iocbq *) = NULL; 1530 uint32_t *ptr; 1531 uint32_t rsp_size = 1024; 1532 size_t size; 1533 int rc = 0; 1534 1535 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1536 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp) 1537 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1538 rc=1; 1539 goto ns_cmd_exit; 1540 } 1541 1542 /* fill in BDEs for command */ 1543 /* Allocate buffer for command payload */ 1544 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1545 if (!mp) { 1546 rc=2; 1547 goto ns_cmd_exit; 1548 } 1549 1550 INIT_LIST_HEAD(&mp->list); 1551 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1552 if (!mp->virt) { 1553 rc=3; 1554 goto ns_cmd_free_mp; 1555 } 1556 1557 /* Allocate buffer for Buffer ptr list */ 1558 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1559 if (!bmp) { 1560 rc=4; 1561 goto ns_cmd_free_mpvirt; 1562 } 1563 1564 INIT_LIST_HEAD(&bmp->list); 1565 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1566 if (!bmp->virt) { 1567 rc=5; 1568 goto ns_cmd_free_bmp; 1569 } 1570 1571 /* NameServer Req */ 1572 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1573 "0236 NameServer Req Data: x%x x%x x%x x%x\n", 1574 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt, 1575 context); 1576 1577 bpl = (struct ulp_bde64 *) bmp->virt; 1578 memset(bpl, 0, sizeof(struct ulp_bde64)); 1579 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1580 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1581 bpl->tus.f.bdeFlags = 0; 1582 if (cmdcode == SLI_CTNS_GID_FT) 1583 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1584 else if (cmdcode == SLI_CTNS_GID_PT) 1585 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1586 else if (cmdcode == SLI_CTNS_GFF_ID) 1587 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1588 else if (cmdcode == SLI_CTNS_GFT_ID) 1589 bpl->tus.f.bdeSize = GFT_REQUEST_SZ; 1590 else if (cmdcode == SLI_CTNS_RFT_ID) 1591 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1592 else if (cmdcode == SLI_CTNS_RNN_ID) 1593 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1594 else if (cmdcode == SLI_CTNS_RSPN_ID) 1595 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1596 else if (cmdcode == SLI_CTNS_RSNN_NN) 1597 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1598 else if (cmdcode == SLI_CTNS_DA_ID) 1599 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1600 else if (cmdcode == SLI_CTNS_RFF_ID) 1601 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1602 else 1603 bpl->tus.f.bdeSize = 0; 1604 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1605 1606 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1607 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1608 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1609 CtReq->RevisionId.bits.InId = 0; 1610 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1611 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1612 CtReq->CommandResponse.bits.Size = 0; 1613 switch (cmdcode) { 1614 case SLI_CTNS_GID_FT: 1615 CtReq->CommandResponse.bits.CmdRsp = 1616 cpu_to_be16(SLI_CTNS_GID_FT); 1617 CtReq->un.gid.Fc4Type = context; 1618 1619 if (vport->port_state < LPFC_NS_QRY) 1620 vport->port_state = LPFC_NS_QRY; 1621 lpfc_set_disctmo(vport); 1622 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1623 rsp_size = FC_MAX_NS_RSP; 1624 break; 1625 1626 case SLI_CTNS_GID_PT: 1627 CtReq->CommandResponse.bits.CmdRsp = 1628 cpu_to_be16(SLI_CTNS_GID_PT); 1629 CtReq->un.gid.PortType = context; 1630 1631 if (vport->port_state < LPFC_NS_QRY) 1632 vport->port_state = LPFC_NS_QRY; 1633 lpfc_set_disctmo(vport); 1634 cmpl = lpfc_cmpl_ct_cmd_gid_pt; 1635 rsp_size = FC_MAX_NS_RSP; 1636 break; 1637 1638 case SLI_CTNS_GFF_ID: 1639 CtReq->CommandResponse.bits.CmdRsp = 1640 cpu_to_be16(SLI_CTNS_GFF_ID); 1641 CtReq->un.gff.PortId = cpu_to_be32(context); 1642 cmpl = lpfc_cmpl_ct_cmd_gff_id; 1643 break; 1644 1645 case SLI_CTNS_GFT_ID: 1646 CtReq->CommandResponse.bits.CmdRsp = 1647 cpu_to_be16(SLI_CTNS_GFT_ID); 1648 CtReq->un.gft.PortId = cpu_to_be32(context); 1649 cmpl = lpfc_cmpl_ct_cmd_gft_id; 1650 break; 1651 1652 case SLI_CTNS_RFT_ID: 1653 vport->ct_flags &= ~FC_CT_RFT_ID; 1654 CtReq->CommandResponse.bits.CmdRsp = 1655 cpu_to_be16(SLI_CTNS_RFT_ID); 1656 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID); 1657 1658 /* Register FC4 FCP type if enabled. */ 1659 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1660 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) 1661 CtReq->un.rft.fcpReg = 1; 1662 1663 /* Register NVME type if enabled. Defined LE and swapped. 1664 * rsvd[0] is used as word1 because of the hard-coded 1665 * word0 usage in the ct_request data structure. 1666 */ 1667 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1668 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) 1669 CtReq->un.rft.rsvd[0] = 1670 cpu_to_be32(LPFC_FC4_TYPE_BITMASK); 1671 1672 ptr = (uint32_t *)CtReq; 1673 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1674 "6433 Issue RFT (%s %s): %08x %08x %08x %08x " 1675 "%08x %08x %08x %08x\n", 1676 CtReq->un.rft.fcpReg ? "FCP" : " ", 1677 CtReq->un.rft.rsvd[0] ? "NVME" : " ", 1678 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 1679 *(ptr + 4), *(ptr + 5), 1680 *(ptr + 6), *(ptr + 7)); 1681 cmpl = lpfc_cmpl_ct_cmd_rft_id; 1682 break; 1683 1684 case SLI_CTNS_RNN_ID: 1685 vport->ct_flags &= ~FC_CT_RNN_ID; 1686 CtReq->CommandResponse.bits.CmdRsp = 1687 cpu_to_be16(SLI_CTNS_RNN_ID); 1688 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 1689 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 1690 sizeof(struct lpfc_name)); 1691 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 1692 break; 1693 1694 case SLI_CTNS_RSPN_ID: 1695 vport->ct_flags &= ~FC_CT_RSPN_ID; 1696 CtReq->CommandResponse.bits.CmdRsp = 1697 cpu_to_be16(SLI_CTNS_RSPN_ID); 1698 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 1699 size = sizeof(CtReq->un.rspn.symbname); 1700 CtReq->un.rspn.len = 1701 lpfc_vport_symbolic_port_name(vport, 1702 CtReq->un.rspn.symbname, size); 1703 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 1704 break; 1705 case SLI_CTNS_RSNN_NN: 1706 vport->ct_flags &= ~FC_CT_RSNN_NN; 1707 CtReq->CommandResponse.bits.CmdRsp = 1708 cpu_to_be16(SLI_CTNS_RSNN_NN); 1709 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 1710 sizeof(struct lpfc_name)); 1711 size = sizeof(CtReq->un.rsnn.symbname); 1712 CtReq->un.rsnn.len = 1713 lpfc_vport_symbolic_node_name(vport, 1714 CtReq->un.rsnn.symbname, size); 1715 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 1716 break; 1717 case SLI_CTNS_DA_ID: 1718 /* Implement DA_ID Nameserver request */ 1719 CtReq->CommandResponse.bits.CmdRsp = 1720 cpu_to_be16(SLI_CTNS_DA_ID); 1721 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 1722 cmpl = lpfc_cmpl_ct_cmd_da_id; 1723 break; 1724 case SLI_CTNS_RFF_ID: 1725 vport->ct_flags &= ~FC_CT_RFF_ID; 1726 CtReq->CommandResponse.bits.CmdRsp = 1727 cpu_to_be16(SLI_CTNS_RFF_ID); 1728 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 1729 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 1730 1731 /* The driver always supports FC_TYPE_FCP. However, the 1732 * caller can specify NVME (type x28) as well. But only 1733 * these that FC4 type is supported. 1734 */ 1735 if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1736 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) && 1737 (context == FC_TYPE_NVME)) { 1738 if ((vport == phba->pport) && phba->nvmet_support) { 1739 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET | 1740 FC4_FEATURE_NVME_DISC); 1741 lpfc_nvmet_update_targetport(phba); 1742 } else { 1743 lpfc_nvme_update_localport(vport); 1744 } 1745 CtReq->un.rff.type_code = context; 1746 1747 } else if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1748 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) && 1749 (context == FC_TYPE_FCP)) 1750 CtReq->un.rff.type_code = context; 1751 1752 else 1753 goto ns_cmd_free_bmpvirt; 1754 1755 ptr = (uint32_t *)CtReq; 1756 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1757 "6434 Issue RFF (%s): %08x %08x %08x %08x " 1758 "%08x %08x %08x %08x\n", 1759 (context == FC_TYPE_NVME) ? "NVME" : "FCP", 1760 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 1761 *(ptr + 4), *(ptr + 5), 1762 *(ptr + 6), *(ptr + 7)); 1763 cmpl = lpfc_cmpl_ct_cmd_rff_id; 1764 break; 1765 } 1766 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1767 * to hold ndlp reference for the corresponding callback function. 1768 */ 1769 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 1770 /* On success, The cmpl function will free the buffers */ 1771 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1772 "Issue CT cmd: cmd:x%x did:x%x", 1773 cmdcode, ndlp->nlp_DID, 0); 1774 return 0; 1775 } 1776 rc=6; 1777 1778 /* Decrement ndlp reference count to release ndlp reference held 1779 * for the failed command's callback function. 1780 */ 1781 lpfc_nlp_put(ndlp); 1782 1783 ns_cmd_free_bmpvirt: 1784 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1785 ns_cmd_free_bmp: 1786 kfree(bmp); 1787 ns_cmd_free_mpvirt: 1788 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1789 ns_cmd_free_mp: 1790 kfree(mp); 1791 ns_cmd_exit: 1792 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1793 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n", 1794 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 1795 return 1; 1796 } 1797 1798 /** 1799 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion 1800 * @phba: Pointer to HBA context object. 1801 * @cmdiocb: Pointer to the command IOCBQ. 1802 * @rspiocb: Pointer to the response IOCBQ. 1803 * 1804 * This function to handle the completion of a driver initiated FDMI 1805 * CT command issued during discovery. 1806 */ 1807 static void 1808 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1809 struct lpfc_iocbq *rspiocb) 1810 { 1811 struct lpfc_vport *vport = cmdiocb->vport; 1812 struct lpfc_dmabuf *inp = cmdiocb->context1; 1813 struct lpfc_dmabuf *outp = cmdiocb->context2; 1814 struct lpfc_sli_ct_request *CTcmd = inp->virt; 1815 struct lpfc_sli_ct_request *CTrsp = outp->virt; 1816 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 1817 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 1818 IOCB_t *irsp = &rspiocb->iocb; 1819 struct lpfc_nodelist *ndlp; 1820 uint32_t latt, cmd, err; 1821 1822 latt = lpfc_els_chk_latt(vport); 1823 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1824 "FDMI cmpl: status:x%x/x%x latt:%d", 1825 irsp->ulpStatus, irsp->un.ulpWord[4], latt); 1826 1827 if (latt || irsp->ulpStatus) { 1828 1829 /* Look for a retryable error */ 1830 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 1831 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) { 1832 case IOERR_SLI_ABORTED: 1833 case IOERR_ABORT_IN_PROGRESS: 1834 case IOERR_SEQUENCE_TIMEOUT: 1835 case IOERR_ILLEGAL_FRAME: 1836 case IOERR_NO_RESOURCES: 1837 case IOERR_ILLEGAL_COMMAND: 1838 cmdiocb->retry++; 1839 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY) 1840 break; 1841 1842 /* Retry the same FDMI command */ 1843 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, 1844 cmdiocb, 0); 1845 if (err == IOCB_ERROR) 1846 break; 1847 return; 1848 default: 1849 break; 1850 } 1851 } 1852 1853 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1854 "0229 FDMI cmd %04x failed, latt = %d " 1855 "ulpStatus: x%x, rid x%x\n", 1856 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus, 1857 irsp->un.ulpWord[4]); 1858 } 1859 lpfc_ct_free_iocb(phba, cmdiocb); 1860 1861 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1862 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1863 return; 1864 1865 /* Check for a CT LS_RJT response */ 1866 cmd = be16_to_cpu(fdmi_cmd); 1867 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) { 1868 /* FDMI rsp failed */ 1869 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1870 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd); 1871 1872 /* Should we fallback to FDMI-2 / FDMI-1 ? */ 1873 switch (cmd) { 1874 case SLI_MGMT_RHBA: 1875 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) { 1876 /* Fallback to FDMI-1 */ 1877 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 1878 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1879 /* Start over */ 1880 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 1881 } 1882 return; 1883 1884 case SLI_MGMT_RPRT: 1885 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 1886 /* Fallback to FDMI-1 */ 1887 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1888 /* Start over */ 1889 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1890 } 1891 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 1892 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 1893 /* Retry the same command */ 1894 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1895 } 1896 return; 1897 1898 case SLI_MGMT_RPA: 1899 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 1900 /* Fallback to FDMI-1 */ 1901 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 1902 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1903 /* Start over */ 1904 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 1905 } 1906 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 1907 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 1908 /* Retry the same command */ 1909 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1910 } 1911 return; 1912 } 1913 } 1914 1915 /* 1916 * On success, need to cycle thru FDMI registration for discovery 1917 * DHBA -> DPRT -> RHBA -> RPA (physical port) 1918 * DPRT -> RPRT (vports) 1919 */ 1920 switch (cmd) { 1921 case SLI_MGMT_RHBA: 1922 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0); 1923 break; 1924 1925 case SLI_MGMT_DHBA: 1926 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 1927 break; 1928 1929 case SLI_MGMT_DPRT: 1930 if (vport->port_type == LPFC_PHYSICAL_PORT) 1931 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0); 1932 else 1933 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 1934 break; 1935 } 1936 return; 1937 } 1938 1939 1940 /** 1941 * lpfc_fdmi_num_disc_check - Check how many mapped NPorts we are connected to 1942 * @vport: pointer to a host virtual N_Port data structure. 1943 * 1944 * Called from hbeat timeout routine to check if the number of discovered 1945 * ports has changed. If so, re-register thar port Attribute. 1946 */ 1947 void 1948 lpfc_fdmi_num_disc_check(struct lpfc_vport *vport) 1949 { 1950 struct lpfc_hba *phba = vport->phba; 1951 struct lpfc_nodelist *ndlp; 1952 uint16_t cnt; 1953 1954 if (!lpfc_is_link_up(phba)) 1955 return; 1956 1957 /* Must be connected to a Fabric */ 1958 if (!(vport->fc_flag & FC_FABRIC)) 1959 return; 1960 1961 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc)) 1962 return; 1963 1964 cnt = lpfc_find_map_node(vport); 1965 if (cnt == vport->fdmi_num_disc) 1966 return; 1967 1968 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1969 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1970 return; 1971 1972 if (vport->port_type == LPFC_PHYSICAL_PORT) { 1973 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 1974 LPFC_FDMI_PORT_ATTR_num_disc); 1975 } else { 1976 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 1977 LPFC_FDMI_PORT_ATTR_num_disc); 1978 } 1979 } 1980 1981 /* Routines for all individual HBA attributes */ 1982 static int 1983 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 1984 { 1985 struct lpfc_fdmi_attr_entry *ae; 1986 uint32_t size; 1987 1988 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1989 memset(ae, 0, sizeof(struct lpfc_name)); 1990 1991 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 1992 sizeof(struct lpfc_name)); 1993 size = FOURBYTES + sizeof(struct lpfc_name); 1994 ad->AttrLen = cpu_to_be16(size); 1995 ad->AttrType = cpu_to_be16(RHBA_NODENAME); 1996 return size; 1997 } 1998 static int 1999 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, 2000 struct lpfc_fdmi_attr_def *ad) 2001 { 2002 struct lpfc_fdmi_attr_entry *ae; 2003 uint32_t len, size; 2004 2005 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2006 memset(ae, 0, 256); 2007 2008 strncpy(ae->un.AttrString, 2009 "Broadcom Inc.", 2010 sizeof(ae->un.AttrString)); 2011 len = strnlen(ae->un.AttrString, 2012 sizeof(ae->un.AttrString)); 2013 len += (len & 3) ? (4 - (len & 3)) : 4; 2014 size = FOURBYTES + len; 2015 ad->AttrLen = cpu_to_be16(size); 2016 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER); 2017 return size; 2018 } 2019 2020 static int 2021 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 2022 { 2023 struct lpfc_hba *phba = vport->phba; 2024 struct lpfc_fdmi_attr_entry *ae; 2025 uint32_t len, size; 2026 2027 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2028 memset(ae, 0, 256); 2029 2030 strncpy(ae->un.AttrString, phba->SerialNumber, 2031 sizeof(ae->un.AttrString)); 2032 len = strnlen(ae->un.AttrString, 2033 sizeof(ae->un.AttrString)); 2034 len += (len & 3) ? (4 - (len & 3)) : 4; 2035 size = FOURBYTES + len; 2036 ad->AttrLen = cpu_to_be16(size); 2037 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER); 2038 return size; 2039 } 2040 2041 static int 2042 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, 2043 struct lpfc_fdmi_attr_def *ad) 2044 { 2045 struct lpfc_hba *phba = vport->phba; 2046 struct lpfc_fdmi_attr_entry *ae; 2047 uint32_t len, size; 2048 2049 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2050 memset(ae, 0, 256); 2051 2052 strncpy(ae->un.AttrString, phba->ModelName, 2053 sizeof(ae->un.AttrString)); 2054 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2055 len += (len & 3) ? (4 - (len & 3)) : 4; 2056 size = FOURBYTES + len; 2057 ad->AttrLen = cpu_to_be16(size); 2058 ad->AttrType = cpu_to_be16(RHBA_MODEL); 2059 return size; 2060 } 2061 2062 static int 2063 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, 2064 struct lpfc_fdmi_attr_def *ad) 2065 { 2066 struct lpfc_hba *phba = vport->phba; 2067 struct lpfc_fdmi_attr_entry *ae; 2068 uint32_t len, size; 2069 2070 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2071 memset(ae, 0, 256); 2072 2073 strncpy(ae->un.AttrString, phba->ModelDesc, 2074 sizeof(ae->un.AttrString)); 2075 len = strnlen(ae->un.AttrString, 2076 sizeof(ae->un.AttrString)); 2077 len += (len & 3) ? (4 - (len & 3)) : 4; 2078 size = FOURBYTES + len; 2079 ad->AttrLen = cpu_to_be16(size); 2080 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION); 2081 return size; 2082 } 2083 2084 static int 2085 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, 2086 struct lpfc_fdmi_attr_def *ad) 2087 { 2088 struct lpfc_hba *phba = vport->phba; 2089 lpfc_vpd_t *vp = &phba->vpd; 2090 struct lpfc_fdmi_attr_entry *ae; 2091 uint32_t i, j, incr, size; 2092 2093 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2094 memset(ae, 0, 256); 2095 2096 /* Convert JEDEC ID to ascii for hardware version */ 2097 incr = vp->rev.biuRev; 2098 for (i = 0; i < 8; i++) { 2099 j = (incr & 0xf); 2100 if (j <= 9) 2101 ae->un.AttrString[7 - i] = 2102 (char)((uint8_t) 0x30 + 2103 (uint8_t) j); 2104 else 2105 ae->un.AttrString[7 - i] = 2106 (char)((uint8_t) 0x61 + 2107 (uint8_t) (j - 10)); 2108 incr = (incr >> 4); 2109 } 2110 size = FOURBYTES + 8; 2111 ad->AttrLen = cpu_to_be16(size); 2112 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION); 2113 return size; 2114 } 2115 2116 static int 2117 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, 2118 struct lpfc_fdmi_attr_def *ad) 2119 { 2120 struct lpfc_fdmi_attr_entry *ae; 2121 uint32_t len, size; 2122 2123 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2124 memset(ae, 0, 256); 2125 2126 strncpy(ae->un.AttrString, lpfc_release_version, 2127 sizeof(ae->un.AttrString)); 2128 len = strnlen(ae->un.AttrString, 2129 sizeof(ae->un.AttrString)); 2130 len += (len & 3) ? (4 - (len & 3)) : 4; 2131 size = FOURBYTES + len; 2132 ad->AttrLen = cpu_to_be16(size); 2133 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION); 2134 return size; 2135 } 2136 2137 static int 2138 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, 2139 struct lpfc_fdmi_attr_def *ad) 2140 { 2141 struct lpfc_hba *phba = vport->phba; 2142 struct lpfc_fdmi_attr_entry *ae; 2143 uint32_t len, size; 2144 2145 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2146 memset(ae, 0, 256); 2147 2148 if (phba->sli_rev == LPFC_SLI_REV4) 2149 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 2150 else 2151 strncpy(ae->un.AttrString, phba->OptionROMVersion, 2152 sizeof(ae->un.AttrString)); 2153 len = strnlen(ae->un.AttrString, 2154 sizeof(ae->un.AttrString)); 2155 len += (len & 3) ? (4 - (len & 3)) : 4; 2156 size = FOURBYTES + len; 2157 ad->AttrLen = cpu_to_be16(size); 2158 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION); 2159 return size; 2160 } 2161 2162 static int 2163 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, 2164 struct lpfc_fdmi_attr_def *ad) 2165 { 2166 struct lpfc_hba *phba = vport->phba; 2167 struct lpfc_fdmi_attr_entry *ae; 2168 uint32_t len, size; 2169 2170 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2171 memset(ae, 0, 256); 2172 2173 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 2174 len = strnlen(ae->un.AttrString, 2175 sizeof(ae->un.AttrString)); 2176 len += (len & 3) ? (4 - (len & 3)) : 4; 2177 size = FOURBYTES + len; 2178 ad->AttrLen = cpu_to_be16(size); 2179 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION); 2180 return size; 2181 } 2182 2183 static int 2184 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, 2185 struct lpfc_fdmi_attr_def *ad) 2186 { 2187 struct lpfc_fdmi_attr_entry *ae; 2188 uint32_t len, size; 2189 2190 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2191 memset(ae, 0, 256); 2192 2193 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s", 2194 init_utsname()->sysname, 2195 init_utsname()->release, 2196 init_utsname()->version); 2197 2198 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2199 len += (len & 3) ? (4 - (len & 3)) : 4; 2200 size = FOURBYTES + len; 2201 ad->AttrLen = cpu_to_be16(size); 2202 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION); 2203 return size; 2204 } 2205 2206 static int 2207 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, 2208 struct lpfc_fdmi_attr_def *ad) 2209 { 2210 struct lpfc_fdmi_attr_entry *ae; 2211 uint32_t size; 2212 2213 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2214 2215 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE); 2216 size = FOURBYTES + sizeof(uint32_t); 2217 ad->AttrLen = cpu_to_be16(size); 2218 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN); 2219 return size; 2220 } 2221 2222 static int 2223 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, 2224 struct lpfc_fdmi_attr_def *ad) 2225 { 2226 struct lpfc_fdmi_attr_entry *ae; 2227 uint32_t len, size; 2228 2229 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2230 memset(ae, 0, 256); 2231 2232 len = lpfc_vport_symbolic_node_name(vport, 2233 ae->un.AttrString, 256); 2234 len += (len & 3) ? (4 - (len & 3)) : 4; 2235 size = FOURBYTES + len; 2236 ad->AttrLen = cpu_to_be16(size); 2237 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME); 2238 return size; 2239 } 2240 2241 static int 2242 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, 2243 struct lpfc_fdmi_attr_def *ad) 2244 { 2245 struct lpfc_fdmi_attr_entry *ae; 2246 uint32_t size; 2247 2248 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2249 2250 /* Nothing is defined for this currently */ 2251 ae->un.AttrInt = cpu_to_be32(0); 2252 size = FOURBYTES + sizeof(uint32_t); 2253 ad->AttrLen = cpu_to_be16(size); 2254 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO); 2255 return size; 2256 } 2257 2258 static int 2259 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, 2260 struct lpfc_fdmi_attr_def *ad) 2261 { 2262 struct lpfc_fdmi_attr_entry *ae; 2263 uint32_t size; 2264 2265 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2266 2267 /* Each driver instance corresponds to a single port */ 2268 ae->un.AttrInt = cpu_to_be32(1); 2269 size = FOURBYTES + sizeof(uint32_t); 2270 ad->AttrLen = cpu_to_be16(size); 2271 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS); 2272 return size; 2273 } 2274 2275 static int 2276 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, 2277 struct lpfc_fdmi_attr_def *ad) 2278 { 2279 struct lpfc_fdmi_attr_entry *ae; 2280 uint32_t size; 2281 2282 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2283 memset(ae, 0, sizeof(struct lpfc_name)); 2284 2285 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename, 2286 sizeof(struct lpfc_name)); 2287 size = FOURBYTES + sizeof(struct lpfc_name); 2288 ad->AttrLen = cpu_to_be16(size); 2289 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN); 2290 return size; 2291 } 2292 2293 static int 2294 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, 2295 struct lpfc_fdmi_attr_def *ad) 2296 { 2297 struct lpfc_hba *phba = vport->phba; 2298 struct lpfc_fdmi_attr_entry *ae; 2299 uint32_t len, size; 2300 2301 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2302 memset(ae, 0, 256); 2303 2304 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 2305 len = strnlen(ae->un.AttrString, 2306 sizeof(ae->un.AttrString)); 2307 len += (len & 3) ? (4 - (len & 3)) : 4; 2308 size = FOURBYTES + len; 2309 ad->AttrLen = cpu_to_be16(size); 2310 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION); 2311 return size; 2312 } 2313 2314 static int 2315 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, 2316 struct lpfc_fdmi_attr_def *ad) 2317 { 2318 struct lpfc_fdmi_attr_entry *ae; 2319 uint32_t size; 2320 2321 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2322 2323 /* Driver doesn't have access to this information */ 2324 ae->un.AttrInt = cpu_to_be32(0); 2325 size = FOURBYTES + sizeof(uint32_t); 2326 ad->AttrLen = cpu_to_be16(size); 2327 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE); 2328 return size; 2329 } 2330 2331 static int 2332 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, 2333 struct lpfc_fdmi_attr_def *ad) 2334 { 2335 struct lpfc_fdmi_attr_entry *ae; 2336 uint32_t len, size; 2337 2338 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2339 memset(ae, 0, 256); 2340 2341 strncpy(ae->un.AttrString, "EMULEX", 2342 sizeof(ae->un.AttrString)); 2343 len = strnlen(ae->un.AttrString, 2344 sizeof(ae->un.AttrString)); 2345 len += (len & 3) ? (4 - (len & 3)) : 4; 2346 size = FOURBYTES + len; 2347 ad->AttrLen = cpu_to_be16(size); 2348 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID); 2349 return size; 2350 } 2351 2352 /* Routines for all individual PORT attributes */ 2353 static int 2354 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, 2355 struct lpfc_fdmi_attr_def *ad) 2356 { 2357 struct lpfc_fdmi_attr_entry *ae; 2358 uint32_t size; 2359 2360 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2361 memset(ae, 0, 32); 2362 2363 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */ 2364 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */ 2365 ae->un.AttrTypes[6] = 0x01; /* Type 40 - NVME */ 2366 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */ 2367 size = FOURBYTES + 32; 2368 ad->AttrLen = cpu_to_be16(size); 2369 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES); 2370 return size; 2371 } 2372 2373 static int 2374 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, 2375 struct lpfc_fdmi_attr_def *ad) 2376 { 2377 struct lpfc_hba *phba = vport->phba; 2378 struct lpfc_fdmi_attr_entry *ae; 2379 uint32_t size; 2380 2381 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2382 2383 ae->un.AttrInt = 0; 2384 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2385 if (phba->lmt & LMT_128Gb) 2386 ae->un.AttrInt |= HBA_PORTSPEED_128GFC; 2387 if (phba->lmt & LMT_64Gb) 2388 ae->un.AttrInt |= HBA_PORTSPEED_64GFC; 2389 if (phba->lmt & LMT_32Gb) 2390 ae->un.AttrInt |= HBA_PORTSPEED_32GFC; 2391 if (phba->lmt & LMT_16Gb) 2392 ae->un.AttrInt |= HBA_PORTSPEED_16GFC; 2393 if (phba->lmt & LMT_10Gb) 2394 ae->un.AttrInt |= HBA_PORTSPEED_10GFC; 2395 if (phba->lmt & LMT_8Gb) 2396 ae->un.AttrInt |= HBA_PORTSPEED_8GFC; 2397 if (phba->lmt & LMT_4Gb) 2398 ae->un.AttrInt |= HBA_PORTSPEED_4GFC; 2399 if (phba->lmt & LMT_2Gb) 2400 ae->un.AttrInt |= HBA_PORTSPEED_2GFC; 2401 if (phba->lmt & LMT_1Gb) 2402 ae->un.AttrInt |= HBA_PORTSPEED_1GFC; 2403 } else { 2404 /* FCoE links support only one speed */ 2405 switch (phba->fc_linkspeed) { 2406 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2407 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2408 break; 2409 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2410 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2411 break; 2412 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2413 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2414 break; 2415 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2416 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2417 break; 2418 } 2419 } 2420 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2421 size = FOURBYTES + sizeof(uint32_t); 2422 ad->AttrLen = cpu_to_be16(size); 2423 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED); 2424 return size; 2425 } 2426 2427 static int 2428 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, 2429 struct lpfc_fdmi_attr_def *ad) 2430 { 2431 struct lpfc_hba *phba = vport->phba; 2432 struct lpfc_fdmi_attr_entry *ae; 2433 uint32_t size; 2434 2435 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2436 2437 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2438 switch (phba->fc_linkspeed) { 2439 case LPFC_LINK_SPEED_1GHZ: 2440 ae->un.AttrInt = HBA_PORTSPEED_1GFC; 2441 break; 2442 case LPFC_LINK_SPEED_2GHZ: 2443 ae->un.AttrInt = HBA_PORTSPEED_2GFC; 2444 break; 2445 case LPFC_LINK_SPEED_4GHZ: 2446 ae->un.AttrInt = HBA_PORTSPEED_4GFC; 2447 break; 2448 case LPFC_LINK_SPEED_8GHZ: 2449 ae->un.AttrInt = HBA_PORTSPEED_8GFC; 2450 break; 2451 case LPFC_LINK_SPEED_10GHZ: 2452 ae->un.AttrInt = HBA_PORTSPEED_10GFC; 2453 break; 2454 case LPFC_LINK_SPEED_16GHZ: 2455 ae->un.AttrInt = HBA_PORTSPEED_16GFC; 2456 break; 2457 case LPFC_LINK_SPEED_32GHZ: 2458 ae->un.AttrInt = HBA_PORTSPEED_32GFC; 2459 break; 2460 case LPFC_LINK_SPEED_64GHZ: 2461 ae->un.AttrInt = HBA_PORTSPEED_64GFC; 2462 break; 2463 case LPFC_LINK_SPEED_128GHZ: 2464 ae->un.AttrInt = HBA_PORTSPEED_128GFC; 2465 break; 2466 default: 2467 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2468 break; 2469 } 2470 } else { 2471 switch (phba->fc_linkspeed) { 2472 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2473 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2474 break; 2475 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2476 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2477 break; 2478 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2479 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2480 break; 2481 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2482 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2483 break; 2484 default: 2485 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2486 break; 2487 } 2488 } 2489 2490 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2491 size = FOURBYTES + sizeof(uint32_t); 2492 ad->AttrLen = cpu_to_be16(size); 2493 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED); 2494 return size; 2495 } 2496 2497 static int 2498 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, 2499 struct lpfc_fdmi_attr_def *ad) 2500 { 2501 struct serv_parm *hsp; 2502 struct lpfc_fdmi_attr_entry *ae; 2503 uint32_t size; 2504 2505 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2506 2507 hsp = (struct serv_parm *)&vport->fc_sparam; 2508 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb) << 8) | 2509 (uint32_t) hsp->cmn.bbRcvSizeLsb; 2510 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2511 size = FOURBYTES + sizeof(uint32_t); 2512 ad->AttrLen = cpu_to_be16(size); 2513 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE); 2514 return size; 2515 } 2516 2517 static int 2518 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, 2519 struct lpfc_fdmi_attr_def *ad) 2520 { 2521 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2522 struct lpfc_fdmi_attr_entry *ae; 2523 uint32_t len, size; 2524 2525 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2526 memset(ae, 0, 256); 2527 2528 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), 2529 "/sys/class/scsi_host/host%d", shost->host_no); 2530 len = strnlen((char *)ae->un.AttrString, 2531 sizeof(ae->un.AttrString)); 2532 len += (len & 3) ? (4 - (len & 3)) : 4; 2533 size = FOURBYTES + len; 2534 ad->AttrLen = cpu_to_be16(size); 2535 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME); 2536 return size; 2537 } 2538 2539 static int 2540 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, 2541 struct lpfc_fdmi_attr_def *ad) 2542 { 2543 struct lpfc_fdmi_attr_entry *ae; 2544 uint32_t len, size; 2545 2546 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2547 memset(ae, 0, 256); 2548 2549 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s", 2550 init_utsname()->nodename); 2551 2552 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2553 len += (len & 3) ? (4 - (len & 3)) : 4; 2554 size = FOURBYTES + len; 2555 ad->AttrLen = cpu_to_be16(size); 2556 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME); 2557 return size; 2558 } 2559 2560 static int 2561 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, 2562 struct lpfc_fdmi_attr_def *ad) 2563 { 2564 struct lpfc_fdmi_attr_entry *ae; 2565 uint32_t size; 2566 2567 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2568 memset(ae, 0, sizeof(struct lpfc_name)); 2569 2570 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 2571 sizeof(struct lpfc_name)); 2572 size = FOURBYTES + sizeof(struct lpfc_name); 2573 ad->AttrLen = cpu_to_be16(size); 2574 ad->AttrType = cpu_to_be16(RPRT_NODENAME); 2575 return size; 2576 } 2577 2578 static int 2579 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, 2580 struct lpfc_fdmi_attr_def *ad) 2581 { 2582 struct lpfc_fdmi_attr_entry *ae; 2583 uint32_t size; 2584 2585 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2586 memset(ae, 0, sizeof(struct lpfc_name)); 2587 2588 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName, 2589 sizeof(struct lpfc_name)); 2590 size = FOURBYTES + sizeof(struct lpfc_name); 2591 ad->AttrLen = cpu_to_be16(size); 2592 ad->AttrType = cpu_to_be16(RPRT_PORTNAME); 2593 return size; 2594 } 2595 2596 static int 2597 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, 2598 struct lpfc_fdmi_attr_def *ad) 2599 { 2600 struct lpfc_fdmi_attr_entry *ae; 2601 uint32_t len, size; 2602 2603 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2604 memset(ae, 0, 256); 2605 2606 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256); 2607 len += (len & 3) ? (4 - (len & 3)) : 4; 2608 size = FOURBYTES + len; 2609 ad->AttrLen = cpu_to_be16(size); 2610 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME); 2611 return size; 2612 } 2613 2614 static int 2615 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, 2616 struct lpfc_fdmi_attr_def *ad) 2617 { 2618 struct lpfc_hba *phba = vport->phba; 2619 struct lpfc_fdmi_attr_entry *ae; 2620 uint32_t size; 2621 2622 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2623 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) 2624 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT); 2625 else 2626 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT); 2627 size = FOURBYTES + sizeof(uint32_t); 2628 ad->AttrLen = cpu_to_be16(size); 2629 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE); 2630 return size; 2631 } 2632 2633 static int 2634 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, 2635 struct lpfc_fdmi_attr_def *ad) 2636 { 2637 struct lpfc_fdmi_attr_entry *ae; 2638 uint32_t size; 2639 2640 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2641 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3); 2642 size = FOURBYTES + sizeof(uint32_t); 2643 ad->AttrLen = cpu_to_be16(size); 2644 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS); 2645 return size; 2646 } 2647 2648 static int 2649 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, 2650 struct lpfc_fdmi_attr_def *ad) 2651 { 2652 struct lpfc_fdmi_attr_entry *ae; 2653 uint32_t size; 2654 2655 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2656 memset(ae, 0, sizeof(struct lpfc_name)); 2657 2658 memcpy(&ae->un.AttrWWN, &vport->fabric_portname, 2659 sizeof(struct lpfc_name)); 2660 size = FOURBYTES + sizeof(struct lpfc_name); 2661 ad->AttrLen = cpu_to_be16(size); 2662 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME); 2663 return size; 2664 } 2665 2666 static int 2667 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, 2668 struct lpfc_fdmi_attr_def *ad) 2669 { 2670 struct lpfc_fdmi_attr_entry *ae; 2671 uint32_t size; 2672 2673 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2674 memset(ae, 0, 32); 2675 2676 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */ 2677 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */ 2678 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */ 2679 size = FOURBYTES + 32; 2680 ad->AttrLen = cpu_to_be16(size); 2681 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES); 2682 return size; 2683 } 2684 2685 static int 2686 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, 2687 struct lpfc_fdmi_attr_def *ad) 2688 { 2689 struct lpfc_fdmi_attr_entry *ae; 2690 uint32_t size; 2691 2692 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2693 /* Link Up - operational */ 2694 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE); 2695 size = FOURBYTES + sizeof(uint32_t); 2696 ad->AttrLen = cpu_to_be16(size); 2697 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE); 2698 return size; 2699 } 2700 2701 static int 2702 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, 2703 struct lpfc_fdmi_attr_def *ad) 2704 { 2705 struct lpfc_fdmi_attr_entry *ae; 2706 uint32_t size; 2707 2708 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2709 vport->fdmi_num_disc = lpfc_find_map_node(vport); 2710 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc); 2711 size = FOURBYTES + sizeof(uint32_t); 2712 ad->AttrLen = cpu_to_be16(size); 2713 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT); 2714 return size; 2715 } 2716 2717 static int 2718 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, 2719 struct lpfc_fdmi_attr_def *ad) 2720 { 2721 struct lpfc_fdmi_attr_entry *ae; 2722 uint32_t size; 2723 2724 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2725 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID); 2726 size = FOURBYTES + sizeof(uint32_t); 2727 ad->AttrLen = cpu_to_be16(size); 2728 ad->AttrType = cpu_to_be16(RPRT_PORT_ID); 2729 return size; 2730 } 2731 2732 static int 2733 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, 2734 struct lpfc_fdmi_attr_def *ad) 2735 { 2736 struct lpfc_fdmi_attr_entry *ae; 2737 uint32_t len, size; 2738 2739 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2740 memset(ae, 0, 256); 2741 2742 strncpy(ae->un.AttrString, "Smart SAN Initiator", 2743 sizeof(ae->un.AttrString)); 2744 len = strnlen(ae->un.AttrString, 2745 sizeof(ae->un.AttrString)); 2746 len += (len & 3) ? (4 - (len & 3)) : 4; 2747 size = FOURBYTES + len; 2748 ad->AttrLen = cpu_to_be16(size); 2749 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE); 2750 return size; 2751 } 2752 2753 static int 2754 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, 2755 struct lpfc_fdmi_attr_def *ad) 2756 { 2757 struct lpfc_fdmi_attr_entry *ae; 2758 uint32_t size; 2759 2760 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2761 memset(ae, 0, 256); 2762 2763 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName, 2764 sizeof(struct lpfc_name)); 2765 memcpy((((uint8_t *)&ae->un.AttrString) + 2766 sizeof(struct lpfc_name)), 2767 &vport->fc_sparam.portName, sizeof(struct lpfc_name)); 2768 size = FOURBYTES + (2 * sizeof(struct lpfc_name)); 2769 ad->AttrLen = cpu_to_be16(size); 2770 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID); 2771 return size; 2772 } 2773 2774 static int 2775 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, 2776 struct lpfc_fdmi_attr_def *ad) 2777 { 2778 struct lpfc_fdmi_attr_entry *ae; 2779 uint32_t len, size; 2780 2781 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2782 memset(ae, 0, 256); 2783 2784 strncpy(ae->un.AttrString, "Smart SAN Version 2.0", 2785 sizeof(ae->un.AttrString)); 2786 len = strnlen(ae->un.AttrString, 2787 sizeof(ae->un.AttrString)); 2788 len += (len & 3) ? (4 - (len & 3)) : 4; 2789 size = FOURBYTES + len; 2790 ad->AttrLen = cpu_to_be16(size); 2791 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION); 2792 return size; 2793 } 2794 2795 static int 2796 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, 2797 struct lpfc_fdmi_attr_def *ad) 2798 { 2799 struct lpfc_hba *phba = vport->phba; 2800 struct lpfc_fdmi_attr_entry *ae; 2801 uint32_t len, size; 2802 2803 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2804 memset(ae, 0, 256); 2805 2806 strncpy(ae->un.AttrString, phba->ModelName, 2807 sizeof(ae->un.AttrString)); 2808 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2809 len += (len & 3) ? (4 - (len & 3)) : 4; 2810 size = FOURBYTES + len; 2811 ad->AttrLen = cpu_to_be16(size); 2812 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL); 2813 return size; 2814 } 2815 2816 static int 2817 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, 2818 struct lpfc_fdmi_attr_def *ad) 2819 { 2820 struct lpfc_fdmi_attr_entry *ae; 2821 uint32_t size; 2822 2823 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2824 2825 /* SRIOV (type 3) is not supported */ 2826 if (vport->vpi) 2827 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */ 2828 else 2829 ae->un.AttrInt = cpu_to_be32(1); /* Physical */ 2830 size = FOURBYTES + sizeof(uint32_t); 2831 ad->AttrLen = cpu_to_be16(size); 2832 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO); 2833 return size; 2834 } 2835 2836 static int 2837 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, 2838 struct lpfc_fdmi_attr_def *ad) 2839 { 2840 struct lpfc_fdmi_attr_entry *ae; 2841 uint32_t size; 2842 2843 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2844 ae->un.AttrInt = cpu_to_be32(0); 2845 size = FOURBYTES + sizeof(uint32_t); 2846 ad->AttrLen = cpu_to_be16(size); 2847 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS); 2848 return size; 2849 } 2850 2851 static int 2852 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, 2853 struct lpfc_fdmi_attr_def *ad) 2854 { 2855 struct lpfc_fdmi_attr_entry *ae; 2856 uint32_t size; 2857 2858 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2859 ae->un.AttrInt = cpu_to_be32(1); 2860 size = FOURBYTES + sizeof(uint32_t); 2861 ad->AttrLen = cpu_to_be16(size); 2862 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY); 2863 return size; 2864 } 2865 2866 /* RHBA attribute jump table */ 2867 int (*lpfc_fdmi_hba_action[]) 2868 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2869 /* Action routine Mask bit Attribute type */ 2870 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ 2871 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ 2872 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */ 2873 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */ 2874 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */ 2875 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */ 2876 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */ 2877 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */ 2878 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */ 2879 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */ 2880 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */ 2881 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */ 2882 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */ 2883 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */ 2884 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */ 2885 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */ 2886 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */ 2887 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */ 2888 }; 2889 2890 /* RPA / RPRT attribute jump table */ 2891 int (*lpfc_fdmi_port_action[]) 2892 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2893 /* Action routine Mask bit Attribute type */ 2894 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ 2895 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ 2896 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */ 2897 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */ 2898 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */ 2899 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */ 2900 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */ 2901 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */ 2902 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */ 2903 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */ 2904 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */ 2905 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */ 2906 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */ 2907 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */ 2908 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */ 2909 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */ 2910 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */ 2911 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */ 2912 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */ 2913 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */ 2914 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */ 2915 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */ 2916 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */ 2917 }; 2918 2919 /** 2920 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort 2921 * @vport: pointer to a host virtual N_Port data structure. 2922 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID) 2923 * cmdcode: FDMI command to send 2924 * mask: Mask of HBA or PORT Attributes to send 2925 * 2926 * Builds and sends a FDMI command using the CT subsystem. 2927 */ 2928 int 2929 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, 2930 int cmdcode, uint32_t new_mask) 2931 { 2932 struct lpfc_hba *phba = vport->phba; 2933 struct lpfc_dmabuf *mp, *bmp; 2934 struct lpfc_sli_ct_request *CtReq; 2935 struct ulp_bde64 *bpl; 2936 uint32_t bit_pos; 2937 uint32_t size; 2938 uint32_t rsp_size; 2939 uint32_t mask; 2940 struct lpfc_fdmi_reg_hba *rh; 2941 struct lpfc_fdmi_port_entry *pe; 2942 struct lpfc_fdmi_reg_portattr *pab = NULL; 2943 struct lpfc_fdmi_attr_block *ab = NULL; 2944 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad); 2945 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *, 2946 struct lpfc_iocbq *); 2947 2948 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 2949 return 0; 2950 2951 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */ 2952 2953 /* fill in BDEs for command */ 2954 /* Allocate buffer for command payload */ 2955 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 2956 if (!mp) 2957 goto fdmi_cmd_exit; 2958 2959 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 2960 if (!mp->virt) 2961 goto fdmi_cmd_free_mp; 2962 2963 /* Allocate buffer for Buffer ptr list */ 2964 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 2965 if (!bmp) 2966 goto fdmi_cmd_free_mpvirt; 2967 2968 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys)); 2969 if (!bmp->virt) 2970 goto fdmi_cmd_free_bmp; 2971 2972 INIT_LIST_HEAD(&mp->list); 2973 INIT_LIST_HEAD(&bmp->list); 2974 2975 /* FDMI request */ 2976 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2977 "0218 FDMI Request Data: x%x x%x x%x\n", 2978 vport->fc_flag, vport->port_state, cmdcode); 2979 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 2980 2981 /* First populate the CT_IU preamble */ 2982 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 2983 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 2984 CtReq->RevisionId.bits.InId = 0; 2985 2986 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 2987 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 2988 2989 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 2990 rsp_size = LPFC_BPL_SIZE; 2991 size = 0; 2992 2993 /* Next fill in the specific FDMI cmd information */ 2994 switch (cmdcode) { 2995 case SLI_MGMT_RHAT: 2996 case SLI_MGMT_RHBA: 2997 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID; 2998 /* HBA Identifier */ 2999 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, 3000 sizeof(struct lpfc_name)); 3001 3002 if (cmdcode == SLI_MGMT_RHBA) { 3003 /* Registered Port List */ 3004 /* One entry (port) per adapter */ 3005 rh->rpl.EntryCnt = cpu_to_be32(1); 3006 memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName, 3007 sizeof(struct lpfc_name)); 3008 3009 /* point to the HBA attribute block */ 3010 size = 2 * sizeof(struct lpfc_name) + 3011 FOURBYTES; 3012 } else { 3013 size = sizeof(struct lpfc_name); 3014 } 3015 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); 3016 ab->EntryCnt = 0; 3017 size += FOURBYTES; 3018 bit_pos = 0; 3019 if (new_mask) 3020 mask = new_mask; 3021 else 3022 mask = vport->fdmi_hba_mask; 3023 3024 /* Mask will dictate what attributes to build in the request */ 3025 while (mask) { 3026 if (mask & 0x1) { 3027 func = lpfc_fdmi_hba_action[bit_pos]; 3028 size += func(vport, 3029 (struct lpfc_fdmi_attr_def *) 3030 ((uint8_t *)rh + size)); 3031 ab->EntryCnt++; 3032 if ((size + 256) > 3033 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3034 goto hba_out; 3035 } 3036 mask = mask >> 1; 3037 bit_pos++; 3038 } 3039 hba_out: 3040 ab->EntryCnt = cpu_to_be32(ab->EntryCnt); 3041 /* Total size */ 3042 size = GID_REQUEST_SZ - 4 + size; 3043 break; 3044 3045 case SLI_MGMT_RPRT: 3046 case SLI_MGMT_RPA: 3047 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID; 3048 if (cmdcode == SLI_MGMT_RPRT) { 3049 rh = (struct lpfc_fdmi_reg_hba *)pab; 3050 /* HBA Identifier */ 3051 memcpy(&rh->hi.PortName, 3052 &phba->pport->fc_sparam.portName, 3053 sizeof(struct lpfc_name)); 3054 pab = (struct lpfc_fdmi_reg_portattr *) 3055 ((uint8_t *)pab + sizeof(struct lpfc_name)); 3056 } 3057 3058 memcpy((uint8_t *)&pab->PortName, 3059 (uint8_t *)&vport->fc_sparam.portName, 3060 sizeof(struct lpfc_name)); 3061 size += sizeof(struct lpfc_name) + FOURBYTES; 3062 pab->ab.EntryCnt = 0; 3063 bit_pos = 0; 3064 if (new_mask) 3065 mask = new_mask; 3066 else 3067 mask = vport->fdmi_port_mask; 3068 3069 /* Mask will dictate what attributes to build in the request */ 3070 while (mask) { 3071 if (mask & 0x1) { 3072 func = lpfc_fdmi_port_action[bit_pos]; 3073 size += func(vport, 3074 (struct lpfc_fdmi_attr_def *) 3075 ((uint8_t *)pab + size)); 3076 pab->ab.EntryCnt++; 3077 if ((size + 256) > 3078 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3079 goto port_out; 3080 } 3081 mask = mask >> 1; 3082 bit_pos++; 3083 } 3084 port_out: 3085 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); 3086 /* Total size */ 3087 if (cmdcode == SLI_MGMT_RPRT) 3088 size += sizeof(struct lpfc_name); 3089 size = GID_REQUEST_SZ - 4 + size; 3090 break; 3091 3092 case SLI_MGMT_GHAT: 3093 case SLI_MGMT_GRPL: 3094 rsp_size = FC_MAX_NS_RSP; 3095 case SLI_MGMT_DHBA: 3096 case SLI_MGMT_DHAT: 3097 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 3098 memcpy((uint8_t *)&pe->PortName, 3099 (uint8_t *)&vport->fc_sparam.portName, 3100 sizeof(struct lpfc_name)); 3101 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3102 break; 3103 3104 case SLI_MGMT_GPAT: 3105 case SLI_MGMT_GPAS: 3106 rsp_size = FC_MAX_NS_RSP; 3107 case SLI_MGMT_DPRT: 3108 case SLI_MGMT_DPA: 3109 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 3110 memcpy((uint8_t *)&pe->PortName, 3111 (uint8_t *)&vport->fc_sparam.portName, 3112 sizeof(struct lpfc_name)); 3113 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3114 break; 3115 case SLI_MGMT_GRHL: 3116 size = GID_REQUEST_SZ - 4; 3117 break; 3118 default: 3119 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 3120 "0298 FDMI cmdcode x%x not supported\n", 3121 cmdcode); 3122 goto fdmi_cmd_free_bmpvirt; 3123 } 3124 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3125 3126 bpl = (struct ulp_bde64 *)bmp->virt; 3127 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys)); 3128 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys)); 3129 bpl->tus.f.bdeFlags = 0; 3130 bpl->tus.f.bdeSize = size; 3131 3132 /* 3133 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3134 * to hold ndlp reference for the corresponding callback function. 3135 */ 3136 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0)) 3137 return 0; 3138 3139 /* 3140 * Decrement ndlp reference count to release ndlp reference held 3141 * for the failed command's callback function. 3142 */ 3143 lpfc_nlp_put(ndlp); 3144 3145 fdmi_cmd_free_bmpvirt: 3146 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 3147 fdmi_cmd_free_bmp: 3148 kfree(bmp); 3149 fdmi_cmd_free_mpvirt: 3150 lpfc_mbuf_free(phba, mp->virt, mp->phys); 3151 fdmi_cmd_free_mp: 3152 kfree(mp); 3153 fdmi_cmd_exit: 3154 /* Issue FDMI request failed */ 3155 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3156 "0244 Issue FDMI request failed Data: x%x\n", 3157 cmdcode); 3158 return 1; 3159 } 3160 3161 /** 3162 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 3163 * @ptr - Context object of the timer. 3164 * 3165 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 3166 * the worker thread. 3167 **/ 3168 void 3169 lpfc_delayed_disc_tmo(struct timer_list *t) 3170 { 3171 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo); 3172 struct lpfc_hba *phba = vport->phba; 3173 uint32_t tmo_posted; 3174 unsigned long iflag; 3175 3176 spin_lock_irqsave(&vport->work_port_lock, iflag); 3177 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 3178 if (!tmo_posted) 3179 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 3180 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 3181 3182 if (!tmo_posted) 3183 lpfc_worker_wake_up(phba); 3184 return; 3185 } 3186 3187 /** 3188 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 3189 * handle delayed discovery. 3190 * @vport: pointer to a host virtual N_Port data structure. 3191 * 3192 * This function start nport discovery of the vport. 3193 **/ 3194 void 3195 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 3196 { 3197 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 3198 3199 spin_lock_irq(shost->host_lock); 3200 if (!(vport->fc_flag & FC_DISC_DELAYED)) { 3201 spin_unlock_irq(shost->host_lock); 3202 return; 3203 } 3204 vport->fc_flag &= ~FC_DISC_DELAYED; 3205 spin_unlock_irq(shost->host_lock); 3206 3207 lpfc_do_scr_ns_plogi(vport->phba, vport); 3208 } 3209 3210 void 3211 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 3212 { 3213 struct lpfc_sli *psli = &phba->sli; 3214 lpfc_vpd_t *vp = &phba->vpd; 3215 uint32_t b1, b2, b3, b4, i, rev; 3216 char c; 3217 uint32_t *ptr, str[4]; 3218 uint8_t *fwname; 3219 3220 if (phba->sli_rev == LPFC_SLI_REV4) 3221 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 3222 else if (vp->rev.rBit) { 3223 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3224 rev = vp->rev.sli2FwRev; 3225 else 3226 rev = vp->rev.sli1FwRev; 3227 3228 b1 = (rev & 0x0000f000) >> 12; 3229 b2 = (rev & 0x00000f00) >> 8; 3230 b3 = (rev & 0x000000c0) >> 6; 3231 b4 = (rev & 0x00000030) >> 4; 3232 3233 switch (b4) { 3234 case 0: 3235 c = 'N'; 3236 break; 3237 case 1: 3238 c = 'A'; 3239 break; 3240 case 2: 3241 c = 'B'; 3242 break; 3243 case 3: 3244 c = 'X'; 3245 break; 3246 default: 3247 c = 0; 3248 break; 3249 } 3250 b4 = (rev & 0x0000000f); 3251 3252 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3253 fwname = vp->rev.sli2FwName; 3254 else 3255 fwname = vp->rev.sli1FwName; 3256 3257 for (i = 0; i < 16; i++) 3258 if (fwname[i] == 0x20) 3259 fwname[i] = 0; 3260 3261 ptr = (uint32_t*)fwname; 3262 3263 for (i = 0; i < 3; i++) 3264 str[i] = be32_to_cpu(*ptr++); 3265 3266 if (c == 0) { 3267 if (flag) 3268 sprintf(fwrevision, "%d.%d%d (%s)", 3269 b1, b2, b3, (char *)str); 3270 else 3271 sprintf(fwrevision, "%d.%d%d", b1, 3272 b2, b3); 3273 } else { 3274 if (flag) 3275 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 3276 b1, b2, b3, c, 3277 b4, (char *)str); 3278 else 3279 sprintf(fwrevision, "%d.%d%d%c%d", 3280 b1, b2, b3, c, b4); 3281 } 3282 } else { 3283 rev = vp->rev.smFwRev; 3284 3285 b1 = (rev & 0xff000000) >> 24; 3286 b2 = (rev & 0x00f00000) >> 20; 3287 b3 = (rev & 0x000f0000) >> 16; 3288 c = (rev & 0x0000ff00) >> 8; 3289 b4 = (rev & 0x000000ff); 3290 3291 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 3292 } 3293 return; 3294 } 3295