1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017-2019 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 "4166 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 "4167 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 = scnprintf(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 = scnprintf(symbol, size, "Emulex %s", vport->phba->ModelName); 1448 if (size < n) 1449 return n; 1450 1451 n += scnprintf(symbol + n, size - n, " FV%s", fwrev); 1452 if (size < n) 1453 return n; 1454 1455 n += scnprintf(symbol + n, size - n, " DV%s.", 1456 lpfc_release_version); 1457 if (size < n) 1458 return n; 1459 1460 n += scnprintf(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 += scnprintf(symbol + n, size - n, " OS:%s", 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 (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 1660 vport->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 (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 1668 vport->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 (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1736 (vport->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 (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1748 (vport->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 /* This string MUST be consistent with other FC platforms 2009 * supported by Broadcom. 2010 */ 2011 strncpy(ae->un.AttrString, 2012 "Emulex Corporation", 2013 sizeof(ae->un.AttrString)); 2014 len = strnlen(ae->un.AttrString, 2015 sizeof(ae->un.AttrString)); 2016 len += (len & 3) ? (4 - (len & 3)) : 4; 2017 size = FOURBYTES + len; 2018 ad->AttrLen = cpu_to_be16(size); 2019 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER); 2020 return size; 2021 } 2022 2023 static int 2024 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 2025 { 2026 struct lpfc_hba *phba = vport->phba; 2027 struct lpfc_fdmi_attr_entry *ae; 2028 uint32_t len, size; 2029 2030 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2031 memset(ae, 0, 256); 2032 2033 strncpy(ae->un.AttrString, phba->SerialNumber, 2034 sizeof(ae->un.AttrString)); 2035 len = strnlen(ae->un.AttrString, 2036 sizeof(ae->un.AttrString)); 2037 len += (len & 3) ? (4 - (len & 3)) : 4; 2038 size = FOURBYTES + len; 2039 ad->AttrLen = cpu_to_be16(size); 2040 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER); 2041 return size; 2042 } 2043 2044 static int 2045 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, 2046 struct lpfc_fdmi_attr_def *ad) 2047 { 2048 struct lpfc_hba *phba = vport->phba; 2049 struct lpfc_fdmi_attr_entry *ae; 2050 uint32_t len, size; 2051 2052 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2053 memset(ae, 0, 256); 2054 2055 strncpy(ae->un.AttrString, phba->ModelName, 2056 sizeof(ae->un.AttrString)); 2057 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2058 len += (len & 3) ? (4 - (len & 3)) : 4; 2059 size = FOURBYTES + len; 2060 ad->AttrLen = cpu_to_be16(size); 2061 ad->AttrType = cpu_to_be16(RHBA_MODEL); 2062 return size; 2063 } 2064 2065 static int 2066 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, 2067 struct lpfc_fdmi_attr_def *ad) 2068 { 2069 struct lpfc_hba *phba = vport->phba; 2070 struct lpfc_fdmi_attr_entry *ae; 2071 uint32_t len, size; 2072 2073 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2074 memset(ae, 0, 256); 2075 2076 strncpy(ae->un.AttrString, phba->ModelDesc, 2077 sizeof(ae->un.AttrString)); 2078 len = strnlen(ae->un.AttrString, 2079 sizeof(ae->un.AttrString)); 2080 len += (len & 3) ? (4 - (len & 3)) : 4; 2081 size = FOURBYTES + len; 2082 ad->AttrLen = cpu_to_be16(size); 2083 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION); 2084 return size; 2085 } 2086 2087 static int 2088 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, 2089 struct lpfc_fdmi_attr_def *ad) 2090 { 2091 struct lpfc_hba *phba = vport->phba; 2092 lpfc_vpd_t *vp = &phba->vpd; 2093 struct lpfc_fdmi_attr_entry *ae; 2094 uint32_t i, j, incr, size; 2095 2096 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2097 memset(ae, 0, 256); 2098 2099 /* Convert JEDEC ID to ascii for hardware version */ 2100 incr = vp->rev.biuRev; 2101 for (i = 0; i < 8; i++) { 2102 j = (incr & 0xf); 2103 if (j <= 9) 2104 ae->un.AttrString[7 - i] = 2105 (char)((uint8_t) 0x30 + 2106 (uint8_t) j); 2107 else 2108 ae->un.AttrString[7 - i] = 2109 (char)((uint8_t) 0x61 + 2110 (uint8_t) (j - 10)); 2111 incr = (incr >> 4); 2112 } 2113 size = FOURBYTES + 8; 2114 ad->AttrLen = cpu_to_be16(size); 2115 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION); 2116 return size; 2117 } 2118 2119 static int 2120 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, 2121 struct lpfc_fdmi_attr_def *ad) 2122 { 2123 struct lpfc_fdmi_attr_entry *ae; 2124 uint32_t len, size; 2125 2126 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2127 memset(ae, 0, 256); 2128 2129 strncpy(ae->un.AttrString, lpfc_release_version, 2130 sizeof(ae->un.AttrString)); 2131 len = strnlen(ae->un.AttrString, 2132 sizeof(ae->un.AttrString)); 2133 len += (len & 3) ? (4 - (len & 3)) : 4; 2134 size = FOURBYTES + len; 2135 ad->AttrLen = cpu_to_be16(size); 2136 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION); 2137 return size; 2138 } 2139 2140 static int 2141 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, 2142 struct lpfc_fdmi_attr_def *ad) 2143 { 2144 struct lpfc_hba *phba = vport->phba; 2145 struct lpfc_fdmi_attr_entry *ae; 2146 uint32_t len, size; 2147 2148 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2149 memset(ae, 0, 256); 2150 2151 if (phba->sli_rev == LPFC_SLI_REV4) 2152 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 2153 else 2154 strncpy(ae->un.AttrString, phba->OptionROMVersion, 2155 sizeof(ae->un.AttrString)); 2156 len = strnlen(ae->un.AttrString, 2157 sizeof(ae->un.AttrString)); 2158 len += (len & 3) ? (4 - (len & 3)) : 4; 2159 size = FOURBYTES + len; 2160 ad->AttrLen = cpu_to_be16(size); 2161 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION); 2162 return size; 2163 } 2164 2165 static int 2166 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, 2167 struct lpfc_fdmi_attr_def *ad) 2168 { 2169 struct lpfc_hba *phba = vport->phba; 2170 struct lpfc_fdmi_attr_entry *ae; 2171 uint32_t len, size; 2172 2173 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2174 memset(ae, 0, 256); 2175 2176 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 2177 len = strnlen(ae->un.AttrString, 2178 sizeof(ae->un.AttrString)); 2179 len += (len & 3) ? (4 - (len & 3)) : 4; 2180 size = FOURBYTES + len; 2181 ad->AttrLen = cpu_to_be16(size); 2182 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION); 2183 return size; 2184 } 2185 2186 static int 2187 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, 2188 struct lpfc_fdmi_attr_def *ad) 2189 { 2190 struct lpfc_fdmi_attr_entry *ae; 2191 uint32_t len, size; 2192 2193 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2194 memset(ae, 0, 256); 2195 2196 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s", 2197 init_utsname()->sysname, 2198 init_utsname()->release, 2199 init_utsname()->version); 2200 2201 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2202 len += (len & 3) ? (4 - (len & 3)) : 4; 2203 size = FOURBYTES + len; 2204 ad->AttrLen = cpu_to_be16(size); 2205 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION); 2206 return size; 2207 } 2208 2209 static int 2210 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, 2211 struct lpfc_fdmi_attr_def *ad) 2212 { 2213 struct lpfc_fdmi_attr_entry *ae; 2214 uint32_t size; 2215 2216 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2217 2218 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE); 2219 size = FOURBYTES + sizeof(uint32_t); 2220 ad->AttrLen = cpu_to_be16(size); 2221 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN); 2222 return size; 2223 } 2224 2225 static int 2226 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, 2227 struct lpfc_fdmi_attr_def *ad) 2228 { 2229 struct lpfc_fdmi_attr_entry *ae; 2230 uint32_t len, size; 2231 2232 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2233 memset(ae, 0, 256); 2234 2235 len = lpfc_vport_symbolic_node_name(vport, 2236 ae->un.AttrString, 256); 2237 len += (len & 3) ? (4 - (len & 3)) : 4; 2238 size = FOURBYTES + len; 2239 ad->AttrLen = cpu_to_be16(size); 2240 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME); 2241 return size; 2242 } 2243 2244 static int 2245 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, 2246 struct lpfc_fdmi_attr_def *ad) 2247 { 2248 struct lpfc_fdmi_attr_entry *ae; 2249 uint32_t size; 2250 2251 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2252 2253 /* Nothing is defined for this currently */ 2254 ae->un.AttrInt = cpu_to_be32(0); 2255 size = FOURBYTES + sizeof(uint32_t); 2256 ad->AttrLen = cpu_to_be16(size); 2257 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO); 2258 return size; 2259 } 2260 2261 static int 2262 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, 2263 struct lpfc_fdmi_attr_def *ad) 2264 { 2265 struct lpfc_fdmi_attr_entry *ae; 2266 uint32_t size; 2267 2268 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2269 2270 /* Each driver instance corresponds to a single port */ 2271 ae->un.AttrInt = cpu_to_be32(1); 2272 size = FOURBYTES + sizeof(uint32_t); 2273 ad->AttrLen = cpu_to_be16(size); 2274 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS); 2275 return size; 2276 } 2277 2278 static int 2279 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, 2280 struct lpfc_fdmi_attr_def *ad) 2281 { 2282 struct lpfc_fdmi_attr_entry *ae; 2283 uint32_t size; 2284 2285 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2286 memset(ae, 0, sizeof(struct lpfc_name)); 2287 2288 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename, 2289 sizeof(struct lpfc_name)); 2290 size = FOURBYTES + sizeof(struct lpfc_name); 2291 ad->AttrLen = cpu_to_be16(size); 2292 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN); 2293 return size; 2294 } 2295 2296 static int 2297 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, 2298 struct lpfc_fdmi_attr_def *ad) 2299 { 2300 struct lpfc_hba *phba = vport->phba; 2301 struct lpfc_fdmi_attr_entry *ae; 2302 uint32_t len, size; 2303 2304 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2305 memset(ae, 0, 256); 2306 2307 strlcat(ae->un.AttrString, phba->BIOSVersion, 2308 sizeof(ae->un.AttrString)); 2309 len = strnlen(ae->un.AttrString, 2310 sizeof(ae->un.AttrString)); 2311 len += (len & 3) ? (4 - (len & 3)) : 4; 2312 size = FOURBYTES + len; 2313 ad->AttrLen = cpu_to_be16(size); 2314 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION); 2315 return size; 2316 } 2317 2318 static int 2319 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, 2320 struct lpfc_fdmi_attr_def *ad) 2321 { 2322 struct lpfc_fdmi_attr_entry *ae; 2323 uint32_t size; 2324 2325 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2326 2327 /* Driver doesn't have access to this information */ 2328 ae->un.AttrInt = cpu_to_be32(0); 2329 size = FOURBYTES + sizeof(uint32_t); 2330 ad->AttrLen = cpu_to_be16(size); 2331 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE); 2332 return size; 2333 } 2334 2335 static int 2336 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, 2337 struct lpfc_fdmi_attr_def *ad) 2338 { 2339 struct lpfc_fdmi_attr_entry *ae; 2340 uint32_t len, size; 2341 2342 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2343 memset(ae, 0, 256); 2344 2345 strncpy(ae->un.AttrString, "EMULEX", 2346 sizeof(ae->un.AttrString)); 2347 len = strnlen(ae->un.AttrString, 2348 sizeof(ae->un.AttrString)); 2349 len += (len & 3) ? (4 - (len & 3)) : 4; 2350 size = FOURBYTES + len; 2351 ad->AttrLen = cpu_to_be16(size); 2352 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID); 2353 return size; 2354 } 2355 2356 /* Routines for all individual PORT attributes */ 2357 static int 2358 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, 2359 struct lpfc_fdmi_attr_def *ad) 2360 { 2361 struct lpfc_hba *phba = vport->phba; 2362 struct lpfc_fdmi_attr_entry *ae; 2363 uint32_t size; 2364 2365 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2366 memset(ae, 0, 32); 2367 2368 ae->un.AttrTypes[3] = 0x02; /* Type 0x1 - ELS */ 2369 ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */ 2370 ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */ 2371 2372 /* Check to see if Firmware supports NVME and on physical port */ 2373 if ((phba->sli_rev == LPFC_SLI_REV4) && (vport == phba->pport) && 2374 phba->sli4_hba.pc_sli4_params.nvme) 2375 ae->un.AttrTypes[6] = 0x01; /* Type 0x28 - NVME */ 2376 2377 size = FOURBYTES + 32; 2378 ad->AttrLen = cpu_to_be16(size); 2379 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES); 2380 return size; 2381 } 2382 2383 static int 2384 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, 2385 struct lpfc_fdmi_attr_def *ad) 2386 { 2387 struct lpfc_hba *phba = vport->phba; 2388 struct lpfc_fdmi_attr_entry *ae; 2389 uint32_t size; 2390 2391 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2392 2393 ae->un.AttrInt = 0; 2394 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2395 if (phba->lmt & LMT_128Gb) 2396 ae->un.AttrInt |= HBA_PORTSPEED_128GFC; 2397 if (phba->lmt & LMT_64Gb) 2398 ae->un.AttrInt |= HBA_PORTSPEED_64GFC; 2399 if (phba->lmt & LMT_32Gb) 2400 ae->un.AttrInt |= HBA_PORTSPEED_32GFC; 2401 if (phba->lmt & LMT_16Gb) 2402 ae->un.AttrInt |= HBA_PORTSPEED_16GFC; 2403 if (phba->lmt & LMT_10Gb) 2404 ae->un.AttrInt |= HBA_PORTSPEED_10GFC; 2405 if (phba->lmt & LMT_8Gb) 2406 ae->un.AttrInt |= HBA_PORTSPEED_8GFC; 2407 if (phba->lmt & LMT_4Gb) 2408 ae->un.AttrInt |= HBA_PORTSPEED_4GFC; 2409 if (phba->lmt & LMT_2Gb) 2410 ae->un.AttrInt |= HBA_PORTSPEED_2GFC; 2411 if (phba->lmt & LMT_1Gb) 2412 ae->un.AttrInt |= HBA_PORTSPEED_1GFC; 2413 } else { 2414 /* FCoE links support only one speed */ 2415 switch (phba->fc_linkspeed) { 2416 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2417 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2418 break; 2419 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2420 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2421 break; 2422 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2423 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2424 break; 2425 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2426 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2427 break; 2428 } 2429 } 2430 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2431 size = FOURBYTES + sizeof(uint32_t); 2432 ad->AttrLen = cpu_to_be16(size); 2433 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED); 2434 return size; 2435 } 2436 2437 static int 2438 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, 2439 struct lpfc_fdmi_attr_def *ad) 2440 { 2441 struct lpfc_hba *phba = vport->phba; 2442 struct lpfc_fdmi_attr_entry *ae; 2443 uint32_t size; 2444 2445 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2446 2447 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2448 switch (phba->fc_linkspeed) { 2449 case LPFC_LINK_SPEED_1GHZ: 2450 ae->un.AttrInt = HBA_PORTSPEED_1GFC; 2451 break; 2452 case LPFC_LINK_SPEED_2GHZ: 2453 ae->un.AttrInt = HBA_PORTSPEED_2GFC; 2454 break; 2455 case LPFC_LINK_SPEED_4GHZ: 2456 ae->un.AttrInt = HBA_PORTSPEED_4GFC; 2457 break; 2458 case LPFC_LINK_SPEED_8GHZ: 2459 ae->un.AttrInt = HBA_PORTSPEED_8GFC; 2460 break; 2461 case LPFC_LINK_SPEED_10GHZ: 2462 ae->un.AttrInt = HBA_PORTSPEED_10GFC; 2463 break; 2464 case LPFC_LINK_SPEED_16GHZ: 2465 ae->un.AttrInt = HBA_PORTSPEED_16GFC; 2466 break; 2467 case LPFC_LINK_SPEED_32GHZ: 2468 ae->un.AttrInt = HBA_PORTSPEED_32GFC; 2469 break; 2470 case LPFC_LINK_SPEED_64GHZ: 2471 ae->un.AttrInt = HBA_PORTSPEED_64GFC; 2472 break; 2473 case LPFC_LINK_SPEED_128GHZ: 2474 ae->un.AttrInt = HBA_PORTSPEED_128GFC; 2475 break; 2476 default: 2477 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2478 break; 2479 } 2480 } else { 2481 switch (phba->fc_linkspeed) { 2482 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2483 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2484 break; 2485 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2486 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2487 break; 2488 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2489 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2490 break; 2491 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2492 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2493 break; 2494 default: 2495 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2496 break; 2497 } 2498 } 2499 2500 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2501 size = FOURBYTES + sizeof(uint32_t); 2502 ad->AttrLen = cpu_to_be16(size); 2503 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED); 2504 return size; 2505 } 2506 2507 static int 2508 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, 2509 struct lpfc_fdmi_attr_def *ad) 2510 { 2511 struct serv_parm *hsp; 2512 struct lpfc_fdmi_attr_entry *ae; 2513 uint32_t size; 2514 2515 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2516 2517 hsp = (struct serv_parm *)&vport->fc_sparam; 2518 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb) << 8) | 2519 (uint32_t) hsp->cmn.bbRcvSizeLsb; 2520 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2521 size = FOURBYTES + sizeof(uint32_t); 2522 ad->AttrLen = cpu_to_be16(size); 2523 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE); 2524 return size; 2525 } 2526 2527 static int 2528 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, 2529 struct lpfc_fdmi_attr_def *ad) 2530 { 2531 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2532 struct lpfc_fdmi_attr_entry *ae; 2533 uint32_t len, size; 2534 2535 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2536 memset(ae, 0, 256); 2537 2538 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), 2539 "/sys/class/scsi_host/host%d", shost->host_no); 2540 len = strnlen((char *)ae->un.AttrString, 2541 sizeof(ae->un.AttrString)); 2542 len += (len & 3) ? (4 - (len & 3)) : 4; 2543 size = FOURBYTES + len; 2544 ad->AttrLen = cpu_to_be16(size); 2545 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME); 2546 return size; 2547 } 2548 2549 static int 2550 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, 2551 struct lpfc_fdmi_attr_def *ad) 2552 { 2553 struct lpfc_fdmi_attr_entry *ae; 2554 uint32_t len, size; 2555 2556 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2557 memset(ae, 0, 256); 2558 2559 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s", 2560 init_utsname()->nodename); 2561 2562 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2563 len += (len & 3) ? (4 - (len & 3)) : 4; 2564 size = FOURBYTES + len; 2565 ad->AttrLen = cpu_to_be16(size); 2566 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME); 2567 return size; 2568 } 2569 2570 static int 2571 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, 2572 struct lpfc_fdmi_attr_def *ad) 2573 { 2574 struct lpfc_fdmi_attr_entry *ae; 2575 uint32_t size; 2576 2577 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2578 memset(ae, 0, sizeof(struct lpfc_name)); 2579 2580 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 2581 sizeof(struct lpfc_name)); 2582 size = FOURBYTES + sizeof(struct lpfc_name); 2583 ad->AttrLen = cpu_to_be16(size); 2584 ad->AttrType = cpu_to_be16(RPRT_NODENAME); 2585 return size; 2586 } 2587 2588 static int 2589 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, 2590 struct lpfc_fdmi_attr_def *ad) 2591 { 2592 struct lpfc_fdmi_attr_entry *ae; 2593 uint32_t size; 2594 2595 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2596 memset(ae, 0, sizeof(struct lpfc_name)); 2597 2598 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName, 2599 sizeof(struct lpfc_name)); 2600 size = FOURBYTES + sizeof(struct lpfc_name); 2601 ad->AttrLen = cpu_to_be16(size); 2602 ad->AttrType = cpu_to_be16(RPRT_PORTNAME); 2603 return size; 2604 } 2605 2606 static int 2607 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, 2608 struct lpfc_fdmi_attr_def *ad) 2609 { 2610 struct lpfc_fdmi_attr_entry *ae; 2611 uint32_t len, size; 2612 2613 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2614 memset(ae, 0, 256); 2615 2616 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256); 2617 len += (len & 3) ? (4 - (len & 3)) : 4; 2618 size = FOURBYTES + len; 2619 ad->AttrLen = cpu_to_be16(size); 2620 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME); 2621 return size; 2622 } 2623 2624 static int 2625 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, 2626 struct lpfc_fdmi_attr_def *ad) 2627 { 2628 struct lpfc_hba *phba = vport->phba; 2629 struct lpfc_fdmi_attr_entry *ae; 2630 uint32_t size; 2631 2632 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2633 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) 2634 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT); 2635 else 2636 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT); 2637 size = FOURBYTES + sizeof(uint32_t); 2638 ad->AttrLen = cpu_to_be16(size); 2639 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE); 2640 return size; 2641 } 2642 2643 static int 2644 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, 2645 struct lpfc_fdmi_attr_def *ad) 2646 { 2647 struct lpfc_fdmi_attr_entry *ae; 2648 uint32_t size; 2649 2650 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2651 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3); 2652 size = FOURBYTES + sizeof(uint32_t); 2653 ad->AttrLen = cpu_to_be16(size); 2654 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS); 2655 return size; 2656 } 2657 2658 static int 2659 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, 2660 struct lpfc_fdmi_attr_def *ad) 2661 { 2662 struct lpfc_fdmi_attr_entry *ae; 2663 uint32_t size; 2664 2665 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2666 memset(ae, 0, sizeof(struct lpfc_name)); 2667 2668 memcpy(&ae->un.AttrWWN, &vport->fabric_portname, 2669 sizeof(struct lpfc_name)); 2670 size = FOURBYTES + sizeof(struct lpfc_name); 2671 ad->AttrLen = cpu_to_be16(size); 2672 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME); 2673 return size; 2674 } 2675 2676 static int 2677 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, 2678 struct lpfc_fdmi_attr_def *ad) 2679 { 2680 struct lpfc_fdmi_attr_entry *ae; 2681 uint32_t size; 2682 2683 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2684 memset(ae, 0, 32); 2685 2686 ae->un.AttrTypes[3] = 0x02; /* Type 0x1 - ELS */ 2687 ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */ 2688 ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */ 2689 2690 /* Check to see if NVME is configured or not */ 2691 if (vport->phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) 2692 ae->un.AttrTypes[6] = 0x1; /* Type 0x28 - NVME */ 2693 2694 size = FOURBYTES + 32; 2695 ad->AttrLen = cpu_to_be16(size); 2696 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES); 2697 return size; 2698 } 2699 2700 static int 2701 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, 2702 struct lpfc_fdmi_attr_def *ad) 2703 { 2704 struct lpfc_fdmi_attr_entry *ae; 2705 uint32_t size; 2706 2707 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2708 /* Link Up - operational */ 2709 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE); 2710 size = FOURBYTES + sizeof(uint32_t); 2711 ad->AttrLen = cpu_to_be16(size); 2712 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE); 2713 return size; 2714 } 2715 2716 static int 2717 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, 2718 struct lpfc_fdmi_attr_def *ad) 2719 { 2720 struct lpfc_fdmi_attr_entry *ae; 2721 uint32_t size; 2722 2723 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2724 vport->fdmi_num_disc = lpfc_find_map_node(vport); 2725 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc); 2726 size = FOURBYTES + sizeof(uint32_t); 2727 ad->AttrLen = cpu_to_be16(size); 2728 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT); 2729 return size; 2730 } 2731 2732 static int 2733 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, 2734 struct lpfc_fdmi_attr_def *ad) 2735 { 2736 struct lpfc_fdmi_attr_entry *ae; 2737 uint32_t size; 2738 2739 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2740 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID); 2741 size = FOURBYTES + sizeof(uint32_t); 2742 ad->AttrLen = cpu_to_be16(size); 2743 ad->AttrType = cpu_to_be16(RPRT_PORT_ID); 2744 return size; 2745 } 2746 2747 static int 2748 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, 2749 struct lpfc_fdmi_attr_def *ad) 2750 { 2751 struct lpfc_fdmi_attr_entry *ae; 2752 uint32_t len, size; 2753 2754 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2755 memset(ae, 0, 256); 2756 2757 strncpy(ae->un.AttrString, "Smart SAN Initiator", 2758 sizeof(ae->un.AttrString)); 2759 len = strnlen(ae->un.AttrString, 2760 sizeof(ae->un.AttrString)); 2761 len += (len & 3) ? (4 - (len & 3)) : 4; 2762 size = FOURBYTES + len; 2763 ad->AttrLen = cpu_to_be16(size); 2764 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE); 2765 return size; 2766 } 2767 2768 static int 2769 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, 2770 struct lpfc_fdmi_attr_def *ad) 2771 { 2772 struct lpfc_fdmi_attr_entry *ae; 2773 uint32_t size; 2774 2775 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2776 memset(ae, 0, 256); 2777 2778 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName, 2779 sizeof(struct lpfc_name)); 2780 memcpy((((uint8_t *)&ae->un.AttrString) + 2781 sizeof(struct lpfc_name)), 2782 &vport->fc_sparam.portName, sizeof(struct lpfc_name)); 2783 size = FOURBYTES + (2 * sizeof(struct lpfc_name)); 2784 ad->AttrLen = cpu_to_be16(size); 2785 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID); 2786 return size; 2787 } 2788 2789 static int 2790 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, 2791 struct lpfc_fdmi_attr_def *ad) 2792 { 2793 struct lpfc_fdmi_attr_entry *ae; 2794 uint32_t len, size; 2795 2796 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2797 memset(ae, 0, 256); 2798 2799 strncpy(ae->un.AttrString, "Smart SAN Version 2.0", 2800 sizeof(ae->un.AttrString)); 2801 len = strnlen(ae->un.AttrString, 2802 sizeof(ae->un.AttrString)); 2803 len += (len & 3) ? (4 - (len & 3)) : 4; 2804 size = FOURBYTES + len; 2805 ad->AttrLen = cpu_to_be16(size); 2806 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION); 2807 return size; 2808 } 2809 2810 static int 2811 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, 2812 struct lpfc_fdmi_attr_def *ad) 2813 { 2814 struct lpfc_hba *phba = vport->phba; 2815 struct lpfc_fdmi_attr_entry *ae; 2816 uint32_t len, size; 2817 2818 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2819 memset(ae, 0, 256); 2820 2821 strncpy(ae->un.AttrString, phba->ModelName, 2822 sizeof(ae->un.AttrString)); 2823 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2824 len += (len & 3) ? (4 - (len & 3)) : 4; 2825 size = FOURBYTES + len; 2826 ad->AttrLen = cpu_to_be16(size); 2827 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL); 2828 return size; 2829 } 2830 2831 static int 2832 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, 2833 struct lpfc_fdmi_attr_def *ad) 2834 { 2835 struct lpfc_fdmi_attr_entry *ae; 2836 uint32_t size; 2837 2838 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2839 2840 /* SRIOV (type 3) is not supported */ 2841 if (vport->vpi) 2842 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */ 2843 else 2844 ae->un.AttrInt = cpu_to_be32(1); /* Physical */ 2845 size = FOURBYTES + sizeof(uint32_t); 2846 ad->AttrLen = cpu_to_be16(size); 2847 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO); 2848 return size; 2849 } 2850 2851 static int 2852 lpfc_fdmi_smart_attr_qos(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(0); 2860 size = FOURBYTES + sizeof(uint32_t); 2861 ad->AttrLen = cpu_to_be16(size); 2862 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS); 2863 return size; 2864 } 2865 2866 static int 2867 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, 2868 struct lpfc_fdmi_attr_def *ad) 2869 { 2870 struct lpfc_fdmi_attr_entry *ae; 2871 uint32_t size; 2872 2873 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2874 ae->un.AttrInt = cpu_to_be32(1); 2875 size = FOURBYTES + sizeof(uint32_t); 2876 ad->AttrLen = cpu_to_be16(size); 2877 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY); 2878 return size; 2879 } 2880 2881 /* RHBA attribute jump table */ 2882 int (*lpfc_fdmi_hba_action[]) 2883 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2884 /* Action routine Mask bit Attribute type */ 2885 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ 2886 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ 2887 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */ 2888 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */ 2889 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */ 2890 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */ 2891 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */ 2892 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */ 2893 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */ 2894 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */ 2895 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */ 2896 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */ 2897 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */ 2898 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */ 2899 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */ 2900 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */ 2901 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */ 2902 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */ 2903 }; 2904 2905 /* RPA / RPRT attribute jump table */ 2906 int (*lpfc_fdmi_port_action[]) 2907 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2908 /* Action routine Mask bit Attribute type */ 2909 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ 2910 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ 2911 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */ 2912 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */ 2913 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */ 2914 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */ 2915 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */ 2916 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */ 2917 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */ 2918 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */ 2919 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */ 2920 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */ 2921 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */ 2922 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */ 2923 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */ 2924 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */ 2925 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */ 2926 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */ 2927 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */ 2928 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */ 2929 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */ 2930 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */ 2931 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */ 2932 }; 2933 2934 /** 2935 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort 2936 * @vport: pointer to a host virtual N_Port data structure. 2937 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID) 2938 * cmdcode: FDMI command to send 2939 * mask: Mask of HBA or PORT Attributes to send 2940 * 2941 * Builds and sends a FDMI command using the CT subsystem. 2942 */ 2943 int 2944 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, 2945 int cmdcode, uint32_t new_mask) 2946 { 2947 struct lpfc_hba *phba = vport->phba; 2948 struct lpfc_dmabuf *mp, *bmp; 2949 struct lpfc_sli_ct_request *CtReq; 2950 struct ulp_bde64 *bpl; 2951 uint32_t bit_pos; 2952 uint32_t size; 2953 uint32_t rsp_size; 2954 uint32_t mask; 2955 struct lpfc_fdmi_reg_hba *rh; 2956 struct lpfc_fdmi_port_entry *pe; 2957 struct lpfc_fdmi_reg_portattr *pab = NULL; 2958 struct lpfc_fdmi_attr_block *ab = NULL; 2959 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad); 2960 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *, 2961 struct lpfc_iocbq *); 2962 2963 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 2964 return 0; 2965 2966 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */ 2967 2968 /* fill in BDEs for command */ 2969 /* Allocate buffer for command payload */ 2970 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 2971 if (!mp) 2972 goto fdmi_cmd_exit; 2973 2974 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 2975 if (!mp->virt) 2976 goto fdmi_cmd_free_mp; 2977 2978 /* Allocate buffer for Buffer ptr list */ 2979 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 2980 if (!bmp) 2981 goto fdmi_cmd_free_mpvirt; 2982 2983 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys)); 2984 if (!bmp->virt) 2985 goto fdmi_cmd_free_bmp; 2986 2987 INIT_LIST_HEAD(&mp->list); 2988 INIT_LIST_HEAD(&bmp->list); 2989 2990 /* FDMI request */ 2991 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2992 "0218 FDMI Request Data: x%x x%x x%x\n", 2993 vport->fc_flag, vport->port_state, cmdcode); 2994 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 2995 2996 /* First populate the CT_IU preamble */ 2997 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 2998 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 2999 CtReq->RevisionId.bits.InId = 0; 3000 3001 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 3002 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 3003 3004 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 3005 rsp_size = LPFC_BPL_SIZE; 3006 size = 0; 3007 3008 /* Next fill in the specific FDMI cmd information */ 3009 switch (cmdcode) { 3010 case SLI_MGMT_RHAT: 3011 case SLI_MGMT_RHBA: 3012 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID; 3013 /* HBA Identifier */ 3014 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, 3015 sizeof(struct lpfc_name)); 3016 3017 if (cmdcode == SLI_MGMT_RHBA) { 3018 /* Registered Port List */ 3019 /* One entry (port) per adapter */ 3020 rh->rpl.EntryCnt = cpu_to_be32(1); 3021 memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName, 3022 sizeof(struct lpfc_name)); 3023 3024 /* point to the HBA attribute block */ 3025 size = 2 * sizeof(struct lpfc_name) + 3026 FOURBYTES; 3027 } else { 3028 size = sizeof(struct lpfc_name); 3029 } 3030 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); 3031 ab->EntryCnt = 0; 3032 size += FOURBYTES; 3033 bit_pos = 0; 3034 if (new_mask) 3035 mask = new_mask; 3036 else 3037 mask = vport->fdmi_hba_mask; 3038 3039 /* Mask will dictate what attributes to build in the request */ 3040 while (mask) { 3041 if (mask & 0x1) { 3042 func = lpfc_fdmi_hba_action[bit_pos]; 3043 size += func(vport, 3044 (struct lpfc_fdmi_attr_def *) 3045 ((uint8_t *)rh + size)); 3046 ab->EntryCnt++; 3047 if ((size + 256) > 3048 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3049 goto hba_out; 3050 } 3051 mask = mask >> 1; 3052 bit_pos++; 3053 } 3054 hba_out: 3055 ab->EntryCnt = cpu_to_be32(ab->EntryCnt); 3056 /* Total size */ 3057 size = GID_REQUEST_SZ - 4 + size; 3058 break; 3059 3060 case SLI_MGMT_RPRT: 3061 case SLI_MGMT_RPA: 3062 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID; 3063 if (cmdcode == SLI_MGMT_RPRT) { 3064 rh = (struct lpfc_fdmi_reg_hba *)pab; 3065 /* HBA Identifier */ 3066 memcpy(&rh->hi.PortName, 3067 &phba->pport->fc_sparam.portName, 3068 sizeof(struct lpfc_name)); 3069 pab = (struct lpfc_fdmi_reg_portattr *) 3070 ((uint8_t *)pab + sizeof(struct lpfc_name)); 3071 } 3072 3073 memcpy((uint8_t *)&pab->PortName, 3074 (uint8_t *)&vport->fc_sparam.portName, 3075 sizeof(struct lpfc_name)); 3076 size += sizeof(struct lpfc_name) + FOURBYTES; 3077 pab->ab.EntryCnt = 0; 3078 bit_pos = 0; 3079 if (new_mask) 3080 mask = new_mask; 3081 else 3082 mask = vport->fdmi_port_mask; 3083 3084 /* Mask will dictate what attributes to build in the request */ 3085 while (mask) { 3086 if (mask & 0x1) { 3087 func = lpfc_fdmi_port_action[bit_pos]; 3088 size += func(vport, 3089 (struct lpfc_fdmi_attr_def *) 3090 ((uint8_t *)pab + size)); 3091 pab->ab.EntryCnt++; 3092 if ((size + 256) > 3093 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3094 goto port_out; 3095 } 3096 mask = mask >> 1; 3097 bit_pos++; 3098 } 3099 port_out: 3100 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); 3101 /* Total size */ 3102 if (cmdcode == SLI_MGMT_RPRT) 3103 size += sizeof(struct lpfc_name); 3104 size = GID_REQUEST_SZ - 4 + size; 3105 break; 3106 3107 case SLI_MGMT_GHAT: 3108 case SLI_MGMT_GRPL: 3109 rsp_size = FC_MAX_NS_RSP; 3110 /* fall through */ 3111 case SLI_MGMT_DHBA: 3112 case SLI_MGMT_DHAT: 3113 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 3114 memcpy((uint8_t *)&pe->PortName, 3115 (uint8_t *)&vport->fc_sparam.portName, 3116 sizeof(struct lpfc_name)); 3117 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3118 break; 3119 3120 case SLI_MGMT_GPAT: 3121 case SLI_MGMT_GPAS: 3122 rsp_size = FC_MAX_NS_RSP; 3123 /* fall through */ 3124 case SLI_MGMT_DPRT: 3125 case SLI_MGMT_DPA: 3126 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 3127 memcpy((uint8_t *)&pe->PortName, 3128 (uint8_t *)&vport->fc_sparam.portName, 3129 sizeof(struct lpfc_name)); 3130 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3131 break; 3132 case SLI_MGMT_GRHL: 3133 size = GID_REQUEST_SZ - 4; 3134 break; 3135 default: 3136 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 3137 "0298 FDMI cmdcode x%x not supported\n", 3138 cmdcode); 3139 goto fdmi_cmd_free_bmpvirt; 3140 } 3141 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3142 3143 bpl = (struct ulp_bde64 *)bmp->virt; 3144 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys)); 3145 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys)); 3146 bpl->tus.f.bdeFlags = 0; 3147 bpl->tus.f.bdeSize = size; 3148 3149 /* 3150 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3151 * to hold ndlp reference for the corresponding callback function. 3152 */ 3153 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0)) 3154 return 0; 3155 3156 /* 3157 * Decrement ndlp reference count to release ndlp reference held 3158 * for the failed command's callback function. 3159 */ 3160 lpfc_nlp_put(ndlp); 3161 3162 fdmi_cmd_free_bmpvirt: 3163 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 3164 fdmi_cmd_free_bmp: 3165 kfree(bmp); 3166 fdmi_cmd_free_mpvirt: 3167 lpfc_mbuf_free(phba, mp->virt, mp->phys); 3168 fdmi_cmd_free_mp: 3169 kfree(mp); 3170 fdmi_cmd_exit: 3171 /* Issue FDMI request failed */ 3172 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3173 "0244 Issue FDMI request failed Data: x%x\n", 3174 cmdcode); 3175 return 1; 3176 } 3177 3178 /** 3179 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 3180 * @ptr - Context object of the timer. 3181 * 3182 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 3183 * the worker thread. 3184 **/ 3185 void 3186 lpfc_delayed_disc_tmo(struct timer_list *t) 3187 { 3188 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo); 3189 struct lpfc_hba *phba = vport->phba; 3190 uint32_t tmo_posted; 3191 unsigned long iflag; 3192 3193 spin_lock_irqsave(&vport->work_port_lock, iflag); 3194 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 3195 if (!tmo_posted) 3196 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 3197 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 3198 3199 if (!tmo_posted) 3200 lpfc_worker_wake_up(phba); 3201 return; 3202 } 3203 3204 /** 3205 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 3206 * handle delayed discovery. 3207 * @vport: pointer to a host virtual N_Port data structure. 3208 * 3209 * This function start nport discovery of the vport. 3210 **/ 3211 void 3212 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 3213 { 3214 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 3215 3216 spin_lock_irq(shost->host_lock); 3217 if (!(vport->fc_flag & FC_DISC_DELAYED)) { 3218 spin_unlock_irq(shost->host_lock); 3219 return; 3220 } 3221 vport->fc_flag &= ~FC_DISC_DELAYED; 3222 spin_unlock_irq(shost->host_lock); 3223 3224 lpfc_do_scr_ns_plogi(vport->phba, vport); 3225 } 3226 3227 void 3228 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 3229 { 3230 struct lpfc_sli *psli = &phba->sli; 3231 lpfc_vpd_t *vp = &phba->vpd; 3232 uint32_t b1, b2, b3, b4, i, rev; 3233 char c; 3234 uint32_t *ptr, str[4]; 3235 uint8_t *fwname; 3236 3237 if (phba->sli_rev == LPFC_SLI_REV4) 3238 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 3239 else if (vp->rev.rBit) { 3240 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3241 rev = vp->rev.sli2FwRev; 3242 else 3243 rev = vp->rev.sli1FwRev; 3244 3245 b1 = (rev & 0x0000f000) >> 12; 3246 b2 = (rev & 0x00000f00) >> 8; 3247 b3 = (rev & 0x000000c0) >> 6; 3248 b4 = (rev & 0x00000030) >> 4; 3249 3250 switch (b4) { 3251 case 0: 3252 c = 'N'; 3253 break; 3254 case 1: 3255 c = 'A'; 3256 break; 3257 case 2: 3258 c = 'B'; 3259 break; 3260 case 3: 3261 c = 'X'; 3262 break; 3263 default: 3264 c = 0; 3265 break; 3266 } 3267 b4 = (rev & 0x0000000f); 3268 3269 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3270 fwname = vp->rev.sli2FwName; 3271 else 3272 fwname = vp->rev.sli1FwName; 3273 3274 for (i = 0; i < 16; i++) 3275 if (fwname[i] == 0x20) 3276 fwname[i] = 0; 3277 3278 ptr = (uint32_t*)fwname; 3279 3280 for (i = 0; i < 3; i++) 3281 str[i] = be32_to_cpu(*ptr++); 3282 3283 if (c == 0) { 3284 if (flag) 3285 sprintf(fwrevision, "%d.%d%d (%s)", 3286 b1, b2, b3, (char *)str); 3287 else 3288 sprintf(fwrevision, "%d.%d%d", b1, 3289 b2, b3); 3290 } else { 3291 if (flag) 3292 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 3293 b1, b2, b3, c, 3294 b4, (char *)str); 3295 else 3296 sprintf(fwrevision, "%d.%d%d%c%d", 3297 b1, b2, b3, c, b4); 3298 } 3299 } else { 3300 rev = vp->rev.smFwRev; 3301 3302 b1 = (rev & 0xff000000) >> 24; 3303 b2 = (rev & 0x00f00000) >> 20; 3304 b3 = (rev & 0x000f0000) >> 16; 3305 c = (rev & 0x0000ff00) >> 8; 3306 b4 = (rev & 0x000000ff); 3307 3308 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 3309 } 3310 return; 3311 } 3312