1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017-2020 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_logmsg.h" 48 #include "lpfc_crtn.h" 49 #include "lpfc_version.h" 50 #include "lpfc_vport.h" 51 #include "lpfc_debugfs.h" 52 53 /* FDMI Port Speed definitions - FC-GS-7 */ 54 #define HBA_PORTSPEED_1GFC 0x00000001 /* 1G FC */ 55 #define HBA_PORTSPEED_2GFC 0x00000002 /* 2G FC */ 56 #define HBA_PORTSPEED_4GFC 0x00000008 /* 4G FC */ 57 #define HBA_PORTSPEED_10GFC 0x00000004 /* 10G FC */ 58 #define HBA_PORTSPEED_8GFC 0x00000010 /* 8G FC */ 59 #define HBA_PORTSPEED_16GFC 0x00000020 /* 16G FC */ 60 #define HBA_PORTSPEED_32GFC 0x00000040 /* 32G FC */ 61 #define HBA_PORTSPEED_20GFC 0x00000080 /* 20G FC */ 62 #define HBA_PORTSPEED_40GFC 0x00000100 /* 40G FC */ 63 #define HBA_PORTSPEED_128GFC 0x00000200 /* 128G FC */ 64 #define HBA_PORTSPEED_64GFC 0x00000400 /* 64G FC */ 65 #define HBA_PORTSPEED_256GFC 0x00000800 /* 256G FC */ 66 #define HBA_PORTSPEED_UNKNOWN 0x00008000 /* Unknown */ 67 #define HBA_PORTSPEED_10GE 0x00010000 /* 10G E */ 68 #define HBA_PORTSPEED_40GE 0x00020000 /* 40G E */ 69 #define HBA_PORTSPEED_100GE 0x00040000 /* 100G E */ 70 #define HBA_PORTSPEED_25GE 0x00080000 /* 25G E */ 71 #define HBA_PORTSPEED_50GE 0x00100000 /* 50G E */ 72 #define HBA_PORTSPEED_400GE 0x00200000 /* 400G E */ 73 74 #define FOURBYTES 4 75 76 77 static char *lpfc_release_version = LPFC_DRIVER_VERSION; 78 79 static void 80 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 81 struct lpfc_dmabuf *mp, uint32_t size) 82 { 83 if (!mp) { 84 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 85 "0146 Ignoring unsolicited CT No HBQ " 86 "status = x%x\n", 87 piocbq->iocb.ulpStatus); 88 } 89 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 90 "0145 Ignoring unsolicted CT HBQ Size:%d " 91 "status = x%x\n", 92 size, piocbq->iocb.ulpStatus); 93 } 94 95 static void 96 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 97 struct lpfc_dmabuf *mp, uint32_t size) 98 { 99 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size); 100 } 101 102 void 103 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, 104 struct lpfc_iocbq *piocbq) 105 { 106 struct lpfc_dmabuf *mp = NULL; 107 IOCB_t *icmd = &piocbq->iocb; 108 int i; 109 struct lpfc_iocbq *iocbq; 110 dma_addr_t paddr; 111 uint32_t size; 112 struct list_head head; 113 struct lpfc_dmabuf *bdeBuf; 114 115 if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0) 116 return; 117 118 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) { 119 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); 120 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) && 121 ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) == 122 IOERR_RCV_BUFFER_WAITING)) { 123 /* Not enough posted buffers; Try posting more buffers */ 124 phba->fc_stat.NoRcvBuf++; 125 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) 126 lpfc_post_buffer(phba, pring, 2); 127 return; 128 } 129 130 /* If there are no BDEs associated with this IOCB, 131 * there is nothing to do. 132 */ 133 if (icmd->ulpBdeCount == 0) 134 return; 135 136 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { 137 INIT_LIST_HEAD(&head); 138 list_add_tail(&head, &piocbq->list); 139 list_for_each_entry(iocbq, &head, list) { 140 icmd = &iocbq->iocb; 141 if (icmd->ulpBdeCount == 0) 142 continue; 143 bdeBuf = iocbq->context2; 144 iocbq->context2 = NULL; 145 size = icmd->un.cont64[0].tus.f.bdeSize; 146 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size); 147 lpfc_in_buf_free(phba, bdeBuf); 148 if (icmd->ulpBdeCount == 2) { 149 bdeBuf = iocbq->context3; 150 iocbq->context3 = NULL; 151 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize; 152 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, 153 size); 154 lpfc_in_buf_free(phba, bdeBuf); 155 } 156 } 157 list_del(&head); 158 } else { 159 INIT_LIST_HEAD(&head); 160 list_add_tail(&head, &piocbq->list); 161 list_for_each_entry(iocbq, &head, list) { 162 icmd = &iocbq->iocb; 163 if (icmd->ulpBdeCount == 0) 164 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0); 165 for (i = 0; i < icmd->ulpBdeCount; i++) { 166 paddr = getPaddr(icmd->un.cont64[i].addrHigh, 167 icmd->un.cont64[i].addrLow); 168 mp = lpfc_sli_ringpostbuf_get(phba, pring, 169 paddr); 170 size = icmd->un.cont64[i].tus.f.bdeSize; 171 lpfc_ct_unsol_buffer(phba, iocbq, mp, size); 172 lpfc_in_buf_free(phba, mp); 173 } 174 lpfc_post_buffer(phba, pring, i); 175 } 176 list_del(&head); 177 } 178 } 179 180 /** 181 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler 182 * @phba: Pointer to HBA context object. 183 * @dmabuf: pointer to a dmabuf that describes the FC sequence 184 * 185 * This function serves as the upper level protocol abort handler for CT 186 * protocol. 187 * 188 * Return 1 if abort has been handled, 0 otherwise. 189 **/ 190 int 191 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf) 192 { 193 int handled; 194 195 /* CT upper level goes through BSG */ 196 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf); 197 198 return handled; 199 } 200 201 static void 202 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist) 203 { 204 struct lpfc_dmabuf *mlast, *next_mlast; 205 206 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) { 207 lpfc_mbuf_free(phba, mlast->virt, mlast->phys); 208 list_del(&mlast->list); 209 kfree(mlast); 210 } 211 lpfc_mbuf_free(phba, mlist->virt, mlist->phys); 212 kfree(mlist); 213 return; 214 } 215 216 static struct lpfc_dmabuf * 217 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl, 218 uint32_t size, int *entries) 219 { 220 struct lpfc_dmabuf *mlist = NULL; 221 struct lpfc_dmabuf *mp; 222 int cnt, i = 0; 223 224 /* We get chunks of FCELSSIZE */ 225 cnt = size > FCELSSIZE ? FCELSSIZE: size; 226 227 while (size) { 228 /* Allocate buffer for rsp payload */ 229 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 230 if (!mp) { 231 if (mlist) 232 lpfc_free_ct_rsp(phba, mlist); 233 return NULL; 234 } 235 236 INIT_LIST_HEAD(&mp->list); 237 238 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) || 239 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID)) 240 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 241 else 242 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 243 244 if (!mp->virt) { 245 kfree(mp); 246 if (mlist) 247 lpfc_free_ct_rsp(phba, mlist); 248 return NULL; 249 } 250 251 /* Queue it to a linked list */ 252 if (!mlist) 253 mlist = mp; 254 else 255 list_add_tail(&mp->list, &mlist->list); 256 257 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I; 258 /* build buffer ptr list for IOCB */ 259 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 260 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 261 bpl->tus.f.bdeSize = (uint16_t) cnt; 262 bpl->tus.w = le32_to_cpu(bpl->tus.w); 263 bpl++; 264 265 i++; 266 size -= cnt; 267 } 268 269 *entries = i; 270 return mlist; 271 } 272 273 int 274 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb) 275 { 276 struct lpfc_dmabuf *buf_ptr; 277 278 if (ctiocb->context_un.ndlp) { 279 lpfc_nlp_put(ctiocb->context_un.ndlp); 280 ctiocb->context_un.ndlp = NULL; 281 } 282 if (ctiocb->context1) { 283 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1; 284 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 285 kfree(buf_ptr); 286 ctiocb->context1 = NULL; 287 } 288 if (ctiocb->context2) { 289 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2); 290 ctiocb->context2 = NULL; 291 } 292 293 if (ctiocb->context3) { 294 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3; 295 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 296 kfree(buf_ptr); 297 ctiocb->context3 = NULL; 298 } 299 lpfc_sli_release_iocbq(phba, ctiocb); 300 return 0; 301 } 302 303 /* 304 * lpfc_gen_req - Build and issue a GEN_REQUEST command to the SLI Layer 305 * @vport: pointer to a host virtual N_Port data structure. 306 * @bmp: Pointer to BPL for SLI command 307 * @inp: Pointer to data buffer for response data. 308 * @outp: Pointer to data buffer that hold the CT command. 309 * @cmpl: completion routine to call when command completes 310 * @ndlp: Destination NPort nodelist entry 311 * 312 * This function as the final part for issuing a CT command. 313 */ 314 static int 315 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp, 316 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp, 317 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 318 struct lpfc_iocbq *), 319 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry, 320 uint32_t tmo, uint8_t retry) 321 { 322 struct lpfc_hba *phba = vport->phba; 323 IOCB_t *icmd; 324 struct lpfc_iocbq *geniocb; 325 int rc; 326 327 /* Allocate buffer for command iocb */ 328 geniocb = lpfc_sli_get_iocbq(phba); 329 330 if (geniocb == NULL) 331 return 1; 332 333 icmd = &geniocb->iocb; 334 icmd->un.genreq64.bdl.ulpIoTag32 = 0; 335 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys); 336 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys); 337 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; 338 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof(struct ulp_bde64)); 339 340 if (usr_flg) 341 geniocb->context3 = NULL; 342 else 343 geniocb->context3 = (uint8_t *) bmp; 344 345 /* Save for completion so we can release these resources */ 346 geniocb->context1 = (uint8_t *) inp; 347 geniocb->context2 = (uint8_t *) outp; 348 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp); 349 350 /* Fill in payload, bp points to frame payload */ 351 icmd->ulpCommand = CMD_GEN_REQUEST64_CR; 352 353 /* Fill in rest of iocb */ 354 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA); 355 icmd->un.genreq64.w5.hcsw.Dfctl = 0; 356 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL; 357 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT; 358 359 if (!tmo) { 360 /* FC spec states we need 3 * ratov for CT requests */ 361 tmo = (3 * phba->fc_ratov); 362 } 363 icmd->ulpTimeout = tmo; 364 icmd->ulpBdeCount = 1; 365 icmd->ulpLe = 1; 366 icmd->ulpClass = CLASS3; 367 icmd->ulpContext = ndlp->nlp_rpi; 368 if (phba->sli_rev == LPFC_SLI_REV4) 369 icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]; 370 371 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { 372 /* For GEN_REQUEST64_CR, use the RPI */ 373 icmd->ulpCt_h = 0; 374 icmd->ulpCt_l = 0; 375 } 376 377 /* Issue GEN REQ IOCB for NPORT <did> */ 378 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 379 "0119 Issue GEN REQ IOCB to NPORT x%x " 380 "Data: x%x x%x\n", 381 ndlp->nlp_DID, icmd->ulpIoTag, 382 vport->port_state); 383 geniocb->iocb_cmpl = cmpl; 384 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT; 385 geniocb->vport = vport; 386 geniocb->retry = retry; 387 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0); 388 389 if (rc == IOCB_ERROR) { 390 lpfc_sli_release_iocbq(phba, geniocb); 391 return 1; 392 } 393 394 return 0; 395 } 396 397 /* 398 * lpfc_ct_cmd - Build and issue a CT command 399 * @vport: pointer to a host virtual N_Port data structure. 400 * @inmp: Pointer to data buffer for response data. 401 * @bmp: Pointer to BPL for SLI command 402 * @ndlp: Destination NPort nodelist entry 403 * @cmpl: completion routine to call when command completes 404 * 405 * This function is called for issuing a CT command. 406 */ 407 static int 408 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp, 409 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp, 410 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 411 struct lpfc_iocbq *), 412 uint32_t rsp_size, uint8_t retry) 413 { 414 struct lpfc_hba *phba = vport->phba; 415 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt; 416 struct lpfc_dmabuf *outmp; 417 int cnt = 0, status; 418 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)-> 419 CommandResponse.bits.CmdRsp; 420 421 bpl++; /* Skip past ct request */ 422 423 /* Put buffer(s) for ct rsp in bpl */ 424 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt); 425 if (!outmp) 426 return -ENOMEM; 427 /* 428 * Form the CT IOCB. The total number of BDEs in this IOCB 429 * is the single command plus response count from 430 * lpfc_alloc_ct_rsp. 431 */ 432 cnt += 1; 433 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0, 434 cnt, 0, retry); 435 if (status) { 436 lpfc_free_ct_rsp(phba, outmp); 437 return -ENOMEM; 438 } 439 return 0; 440 } 441 442 struct lpfc_vport * 443 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { 444 struct lpfc_vport *vport_curr; 445 unsigned long flags; 446 447 spin_lock_irqsave(&phba->port_list_lock, flags); 448 list_for_each_entry(vport_curr, &phba->port_list, listentry) { 449 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { 450 spin_unlock_irqrestore(&phba->port_list_lock, flags); 451 return vport_curr; 452 } 453 } 454 spin_unlock_irqrestore(&phba->port_list_lock, flags); 455 return NULL; 456 } 457 458 static void 459 lpfc_prep_node_fc4type(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 460 { 461 struct lpfc_nodelist *ndlp; 462 463 if ((vport->port_type != LPFC_NPIV_PORT) || 464 !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) { 465 466 ndlp = lpfc_setup_disc_node(vport, Did); 467 468 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 469 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 470 "Parse GID_FTrsp: did:x%x flg:x%x x%x", 471 Did, ndlp->nlp_flag, vport->fc_flag); 472 473 /* By default, the driver expects to support FCP FC4 */ 474 if (fc4_type == FC_TYPE_FCP) 475 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 476 477 if (fc4_type == FC_TYPE_NVME) 478 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 479 480 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 481 "0238 Process x%06x NameServer Rsp " 482 "Data: x%x x%x x%x x%x x%x\n", Did, 483 ndlp->nlp_flag, ndlp->nlp_fc4_type, 484 ndlp->nlp_state, vport->fc_flag, 485 vport->fc_rscn_id_cnt); 486 487 /* if ndlp needs to be discovered and prior 488 * state of ndlp hit devloss, change state to 489 * allow rediscovery. 490 */ 491 if (ndlp->nlp_flag & NLP_NPR_2B_DISC && 492 ndlp->nlp_state == NLP_STE_UNUSED_NODE) { 493 lpfc_nlp_set_state(vport, ndlp, 494 NLP_STE_NPR_NODE); 495 } 496 } else { 497 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 498 "Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d", 499 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 500 501 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 502 "0239 Skip x%06x NameServer Rsp " 503 "Data: x%x x%x %p\n", 504 Did, vport->fc_flag, 505 vport->fc_rscn_id_cnt, ndlp); 506 } 507 } else { 508 if (!(vport->fc_flag & FC_RSCN_MODE) || 509 lpfc_rscn_payload_check(vport, Did)) { 510 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 511 "Query GID_FTrsp: did:x%x flg:x%x cnt:%d", 512 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 513 514 /* 515 * This NPortID was previously a FCP/NVMe target, 516 * Don't even bother to send GFF_ID. 517 */ 518 ndlp = lpfc_findnode_did(vport, Did); 519 if (ndlp && NLP_CHK_NODE_ACT(ndlp) && 520 (ndlp->nlp_type & 521 (NLP_FCP_TARGET | NLP_NVME_TARGET))) { 522 if (fc4_type == FC_TYPE_FCP) 523 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 524 if (fc4_type == FC_TYPE_NVME) 525 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 526 lpfc_setup_disc_node(vport, Did); 527 } else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 528 0, Did) == 0) 529 vport->num_disc_nodes++; 530 else 531 lpfc_setup_disc_node(vport, Did); 532 } else { 533 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 534 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d", 535 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 536 537 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 538 "0245 Skip x%06x NameServer Rsp " 539 "Data: x%x x%x\n", Did, 540 vport->fc_flag, 541 vport->fc_rscn_id_cnt); 542 } 543 } 544 } 545 546 static void 547 lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 548 { 549 struct lpfc_hba *phba = vport->phba; 550 struct lpfc_nodelist *ndlp = NULL; 551 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 552 char *str; 553 554 if (phba->cfg_ns_query == LPFC_NS_QUERY_GID_FT) 555 str = "GID_FT"; 556 else 557 str = "GID_PT"; 558 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 559 "6430 Process %s rsp for %08x type %x %s %s\n", 560 str, Did, fc4_type, 561 (fc4_type == FC_TYPE_FCP) ? "FCP" : " ", 562 (fc4_type == FC_TYPE_NVME) ? "NVME" : " "); 563 /* 564 * To conserve rpi's, filter out addresses for other 565 * vports on the same physical HBAs. 566 */ 567 if (Did != vport->fc_myDID && 568 (!lpfc_find_vport_by_did(phba, Did) || 569 vport->cfg_peer_port_login)) { 570 if (!phba->nvmet_support) { 571 /* FCPI/NVMEI path. Process Did */ 572 lpfc_prep_node_fc4type(vport, Did, fc4_type); 573 return; 574 } 575 /* NVMET path. NVMET only cares about NVMEI nodes. */ 576 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 577 if (ndlp->nlp_type != NLP_NVME_INITIATOR || 578 ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) 579 continue; 580 spin_lock_irq(shost->host_lock); 581 if (ndlp->nlp_DID == Did) 582 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 583 else 584 ndlp->nlp_flag |= NLP_NVMET_RECOV; 585 spin_unlock_irq(shost->host_lock); 586 } 587 } 588 } 589 590 static int 591 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type, 592 uint32_t Size) 593 { 594 struct lpfc_sli_ct_request *Response = 595 (struct lpfc_sli_ct_request *) mp->virt; 596 struct lpfc_dmabuf *mlast, *next_mp; 597 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 598 uint32_t Did, CTentry; 599 int Cnt; 600 struct list_head head; 601 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 602 struct lpfc_nodelist *ndlp = NULL; 603 604 lpfc_set_disctmo(vport); 605 vport->num_disc_nodes = 0; 606 vport->fc_ns_retry = 0; 607 608 609 list_add_tail(&head, &mp->list); 610 list_for_each_entry_safe(mp, next_mp, &head, list) { 611 mlast = mp; 612 613 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 614 615 Size -= Cnt; 616 617 if (!ctptr) { 618 ctptr = (uint32_t *) mlast->virt; 619 } else 620 Cnt -= 16; /* subtract length of CT header */ 621 622 /* Loop through entire NameServer list of DIDs */ 623 while (Cnt >= sizeof(uint32_t)) { 624 /* Get next DID from NameServer List */ 625 CTentry = *ctptr++; 626 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 627 lpfc_ns_rsp_audit_did(vport, Did, fc4_type); 628 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY))) 629 goto nsout1; 630 631 Cnt -= sizeof(uint32_t); 632 } 633 ctptr = NULL; 634 635 } 636 637 /* All GID_FT entries processed. If the driver is running in 638 * in target mode, put impacted nodes into recovery and drop 639 * the RPI to flush outstanding IO. 640 */ 641 if (vport->phba->nvmet_support) { 642 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 643 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV)) 644 continue; 645 lpfc_disc_state_machine(vport, ndlp, NULL, 646 NLP_EVT_DEVICE_RECOVERY); 647 spin_lock_irq(shost->host_lock); 648 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 649 spin_unlock_irq(shost->host_lock); 650 } 651 } 652 653 nsout1: 654 list_del(&head); 655 return 0; 656 } 657 658 static void 659 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 660 struct lpfc_iocbq *rspiocb) 661 { 662 struct lpfc_vport *vport = cmdiocb->vport; 663 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 664 IOCB_t *irsp; 665 struct lpfc_dmabuf *outp; 666 struct lpfc_dmabuf *inp; 667 struct lpfc_sli_ct_request *CTrsp; 668 struct lpfc_sli_ct_request *CTreq; 669 struct lpfc_nodelist *ndlp; 670 int rc, type; 671 672 /* First save ndlp, before we overwrite it */ 673 ndlp = cmdiocb->context_un.ndlp; 674 675 /* we pass cmdiocb to state machine which needs rspiocb as well */ 676 cmdiocb->context_un.rsp_iocb = rspiocb; 677 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 678 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 679 irsp = &rspiocb->iocb; 680 681 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 682 "GID_FT cmpl: status:x%x/x%x rtry:%d", 683 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry); 684 685 /* Don't bother processing response if vport is being torn down. */ 686 if (vport->load_flag & FC_UNLOADING) { 687 if (vport->fc_flag & FC_RSCN_MODE) 688 lpfc_els_flush_rscn(vport); 689 goto out; 690 } 691 692 if (lpfc_els_chk_latt(vport)) { 693 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 694 "0216 Link event during NS query\n"); 695 if (vport->fc_flag & FC_RSCN_MODE) 696 lpfc_els_flush_rscn(vport); 697 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 698 goto out; 699 } 700 if (lpfc_error_lost_link(irsp)) { 701 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 702 "0226 NS query failed due to link event\n"); 703 if (vport->fc_flag & FC_RSCN_MODE) 704 lpfc_els_flush_rscn(vport); 705 goto out; 706 } 707 708 spin_lock_irq(shost->host_lock); 709 if (vport->fc_flag & FC_RSCN_DEFERRED) { 710 vport->fc_flag &= ~FC_RSCN_DEFERRED; 711 spin_unlock_irq(shost->host_lock); 712 713 /* This is a GID_FT completing so the gidft_inp counter was 714 * incremented before the GID_FT was issued to the wire. 715 */ 716 if (vport->gidft_inp) 717 vport->gidft_inp--; 718 719 /* 720 * Skip processing the NS response 721 * Re-issue the NS cmd 722 */ 723 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 724 "0151 Process Deferred RSCN Data: x%x x%x\n", 725 vport->fc_flag, vport->fc_rscn_id_cnt); 726 lpfc_els_handle_rscn(vport); 727 728 goto out; 729 } 730 spin_unlock_irq(shost->host_lock); 731 732 if (irsp->ulpStatus) { 733 /* Check for retry */ 734 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 735 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT || 736 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) != 737 IOERR_NO_RESOURCES) 738 vport->fc_ns_retry++; 739 740 type = lpfc_get_gidft_type(vport, cmdiocb); 741 if (type == 0) 742 goto out; 743 744 /* CT command is being retried */ 745 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 746 vport->fc_ns_retry, type); 747 if (rc == 0) 748 goto out; 749 else { /* Unable to send NS cmd */ 750 if (vport->gidft_inp) 751 vport->gidft_inp--; 752 } 753 } 754 if (vport->fc_flag & FC_RSCN_MODE) 755 lpfc_els_flush_rscn(vport); 756 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 757 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 758 "0257 GID_FT Query error: 0x%x 0x%x\n", 759 irsp->ulpStatus, vport->fc_ns_retry); 760 } else { 761 /* Good status, continue checking */ 762 CTreq = (struct lpfc_sli_ct_request *) inp->virt; 763 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 764 if (CTrsp->CommandResponse.bits.CmdRsp == 765 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 766 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 767 "0208 NameServer Rsp Data: x%x x%x " 768 "x%x x%x sz x%x\n", 769 vport->fc_flag, 770 CTreq->un.gid.Fc4Type, 771 vport->num_disc_nodes, 772 vport->gidft_inp, 773 irsp->un.genreq64.bdl.bdeSize); 774 775 lpfc_ns_rsp(vport, 776 outp, 777 CTreq->un.gid.Fc4Type, 778 (uint32_t) (irsp->un.genreq64.bdl.bdeSize)); 779 } else if (CTrsp->CommandResponse.bits.CmdRsp == 780 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 781 /* NameServer Rsp Error */ 782 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 783 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 784 lpfc_printf_vlog(vport, KERN_INFO, 785 LOG_DISCOVERY, 786 "0269 No NameServer Entries " 787 "Data: x%x x%x x%x x%x\n", 788 CTrsp->CommandResponse.bits.CmdRsp, 789 (uint32_t) CTrsp->ReasonCode, 790 (uint32_t) CTrsp->Explanation, 791 vport->fc_flag); 792 793 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 794 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 795 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 796 (uint32_t) CTrsp->ReasonCode, 797 (uint32_t) CTrsp->Explanation); 798 } else { 799 lpfc_printf_vlog(vport, KERN_INFO, 800 LOG_DISCOVERY, 801 "0240 NameServer Rsp Error " 802 "Data: x%x x%x x%x x%x\n", 803 CTrsp->CommandResponse.bits.CmdRsp, 804 (uint32_t) CTrsp->ReasonCode, 805 (uint32_t) CTrsp->Explanation, 806 vport->fc_flag); 807 808 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 809 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 810 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 811 (uint32_t) CTrsp->ReasonCode, 812 (uint32_t) CTrsp->Explanation); 813 } 814 815 816 } else { 817 /* NameServer Rsp Error */ 818 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 819 "0241 NameServer Rsp Error " 820 "Data: x%x x%x x%x x%x\n", 821 CTrsp->CommandResponse.bits.CmdRsp, 822 (uint32_t) CTrsp->ReasonCode, 823 (uint32_t) CTrsp->Explanation, 824 vport->fc_flag); 825 826 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 827 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 828 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 829 (uint32_t) CTrsp->ReasonCode, 830 (uint32_t) CTrsp->Explanation); 831 } 832 if (vport->gidft_inp) 833 vport->gidft_inp--; 834 } 835 836 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 837 "4216 GID_FT cmpl inp %d disc %d\n", 838 vport->gidft_inp, vport->num_disc_nodes); 839 840 /* Link up / RSCN discovery */ 841 if ((vport->num_disc_nodes == 0) && 842 (vport->gidft_inp == 0)) { 843 /* 844 * The driver has cycled through all Nports in the RSCN payload. 845 * Complete the handling by cleaning up and marking the 846 * current driver state. 847 */ 848 if (vport->port_state >= LPFC_DISC_AUTH) { 849 if (vport->fc_flag & FC_RSCN_MODE) { 850 lpfc_els_flush_rscn(vport); 851 spin_lock_irq(shost->host_lock); 852 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 853 spin_unlock_irq(shost->host_lock); 854 } 855 else 856 lpfc_els_flush_rscn(vport); 857 } 858 859 lpfc_disc_start(vport); 860 } 861 out: 862 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 863 lpfc_ct_free_iocb(phba, cmdiocb); 864 return; 865 } 866 867 static void 868 lpfc_cmpl_ct_cmd_gid_pt(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 869 struct lpfc_iocbq *rspiocb) 870 { 871 struct lpfc_vport *vport = cmdiocb->vport; 872 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 873 IOCB_t *irsp; 874 struct lpfc_dmabuf *outp; 875 struct lpfc_dmabuf *inp; 876 struct lpfc_sli_ct_request *CTrsp; 877 struct lpfc_sli_ct_request *CTreq; 878 struct lpfc_nodelist *ndlp; 879 int rc; 880 881 /* First save ndlp, before we overwrite it */ 882 ndlp = cmdiocb->context_un.ndlp; 883 884 /* we pass cmdiocb to state machine which needs rspiocb as well */ 885 cmdiocb->context_un.rsp_iocb = rspiocb; 886 inp = (struct lpfc_dmabuf *)cmdiocb->context1; 887 outp = (struct lpfc_dmabuf *)cmdiocb->context2; 888 irsp = &rspiocb->iocb; 889 890 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 891 "GID_PT cmpl: status:x%x/x%x rtry:%d", 892 irsp->ulpStatus, irsp->un.ulpWord[4], 893 vport->fc_ns_retry); 894 895 /* Don't bother processing response if vport is being torn down. */ 896 if (vport->load_flag & FC_UNLOADING) { 897 if (vport->fc_flag & FC_RSCN_MODE) 898 lpfc_els_flush_rscn(vport); 899 goto out; 900 } 901 902 if (lpfc_els_chk_latt(vport)) { 903 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 904 "4108 Link event during NS query\n"); 905 if (vport->fc_flag & FC_RSCN_MODE) 906 lpfc_els_flush_rscn(vport); 907 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 908 goto out; 909 } 910 if (lpfc_error_lost_link(irsp)) { 911 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 912 "4166 NS query failed due to link event\n"); 913 if (vport->fc_flag & FC_RSCN_MODE) 914 lpfc_els_flush_rscn(vport); 915 goto out; 916 } 917 918 spin_lock_irq(shost->host_lock); 919 if (vport->fc_flag & FC_RSCN_DEFERRED) { 920 vport->fc_flag &= ~FC_RSCN_DEFERRED; 921 spin_unlock_irq(shost->host_lock); 922 923 /* This is a GID_PT completing so the gidft_inp counter was 924 * incremented before the GID_PT was issued to the wire. 925 */ 926 if (vport->gidft_inp) 927 vport->gidft_inp--; 928 929 /* 930 * Skip processing the NS response 931 * Re-issue the NS cmd 932 */ 933 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 934 "4167 Process Deferred RSCN Data: x%x x%x\n", 935 vport->fc_flag, vport->fc_rscn_id_cnt); 936 lpfc_els_handle_rscn(vport); 937 938 goto out; 939 } 940 spin_unlock_irq(shost->host_lock); 941 942 if (irsp->ulpStatus) { 943 /* Check for retry */ 944 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 945 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT || 946 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) != 947 IOERR_NO_RESOURCES) 948 vport->fc_ns_retry++; 949 950 /* CT command is being retried */ 951 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_PT, 952 vport->fc_ns_retry, GID_PT_N_PORT); 953 if (rc == 0) 954 goto out; 955 else { /* Unable to send NS cmd */ 956 if (vport->gidft_inp) 957 vport->gidft_inp--; 958 } 959 } 960 if (vport->fc_flag & FC_RSCN_MODE) 961 lpfc_els_flush_rscn(vport); 962 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 963 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 964 "4103 GID_FT Query error: 0x%x 0x%x\n", 965 irsp->ulpStatus, vport->fc_ns_retry); 966 } else { 967 /* Good status, continue checking */ 968 CTreq = (struct lpfc_sli_ct_request *)inp->virt; 969 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 970 if (CTrsp->CommandResponse.bits.CmdRsp == 971 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 972 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 973 "4105 NameServer Rsp Data: x%x x%x " 974 "x%x x%x sz x%x\n", 975 vport->fc_flag, 976 CTreq->un.gid.Fc4Type, 977 vport->num_disc_nodes, 978 vport->gidft_inp, 979 irsp->un.genreq64.bdl.bdeSize); 980 981 lpfc_ns_rsp(vport, 982 outp, 983 CTreq->un.gid.Fc4Type, 984 (uint32_t)(irsp->un.genreq64.bdl.bdeSize)); 985 } else if (CTrsp->CommandResponse.bits.CmdRsp == 986 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 987 /* NameServer Rsp Error */ 988 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 989 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 990 lpfc_printf_vlog( 991 vport, KERN_INFO, LOG_DISCOVERY, 992 "4106 No NameServer Entries " 993 "Data: x%x x%x x%x x%x\n", 994 CTrsp->CommandResponse.bits.CmdRsp, 995 (uint32_t)CTrsp->ReasonCode, 996 (uint32_t)CTrsp->Explanation, 997 vport->fc_flag); 998 999 lpfc_debugfs_disc_trc( 1000 vport, LPFC_DISC_TRC_CT, 1001 "GID_PT no entry cmd:x%x rsn:x%x exp:x%x", 1002 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 1003 (uint32_t)CTrsp->ReasonCode, 1004 (uint32_t)CTrsp->Explanation); 1005 } else { 1006 lpfc_printf_vlog( 1007 vport, KERN_INFO, LOG_DISCOVERY, 1008 "4107 NameServer Rsp Error " 1009 "Data: x%x x%x x%x x%x\n", 1010 CTrsp->CommandResponse.bits.CmdRsp, 1011 (uint32_t)CTrsp->ReasonCode, 1012 (uint32_t)CTrsp->Explanation, 1013 vport->fc_flag); 1014 1015 lpfc_debugfs_disc_trc( 1016 vport, LPFC_DISC_TRC_CT, 1017 "GID_PT rsp err1 cmd:x%x rsn:x%x exp:x%x", 1018 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 1019 (uint32_t)CTrsp->ReasonCode, 1020 (uint32_t)CTrsp->Explanation); 1021 } 1022 } else { 1023 /* NameServer Rsp Error */ 1024 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1025 "4109 NameServer Rsp Error " 1026 "Data: x%x x%x x%x x%x\n", 1027 CTrsp->CommandResponse.bits.CmdRsp, 1028 (uint32_t)CTrsp->ReasonCode, 1029 (uint32_t)CTrsp->Explanation, 1030 vport->fc_flag); 1031 1032 lpfc_debugfs_disc_trc( 1033 vport, LPFC_DISC_TRC_CT, 1034 "GID_PT rsp err2 cmd:x%x rsn:x%x exp:x%x", 1035 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 1036 (uint32_t)CTrsp->ReasonCode, 1037 (uint32_t)CTrsp->Explanation); 1038 } 1039 if (vport->gidft_inp) 1040 vport->gidft_inp--; 1041 } 1042 1043 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1044 "6450 GID_PT cmpl inp %d disc %d\n", 1045 vport->gidft_inp, vport->num_disc_nodes); 1046 1047 /* Link up / RSCN discovery */ 1048 if ((vport->num_disc_nodes == 0) && 1049 (vport->gidft_inp == 0)) { 1050 /* 1051 * The driver has cycled through all Nports in the RSCN payload. 1052 * Complete the handling by cleaning up and marking the 1053 * current driver state. 1054 */ 1055 if (vport->port_state >= LPFC_DISC_AUTH) { 1056 if (vport->fc_flag & FC_RSCN_MODE) { 1057 lpfc_els_flush_rscn(vport); 1058 spin_lock_irq(shost->host_lock); 1059 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 1060 spin_unlock_irq(shost->host_lock); 1061 } else { 1062 lpfc_els_flush_rscn(vport); 1063 } 1064 } 1065 1066 lpfc_disc_start(vport); 1067 } 1068 out: 1069 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 1070 lpfc_ct_free_iocb(phba, cmdiocb); 1071 } 1072 1073 static void 1074 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1075 struct lpfc_iocbq *rspiocb) 1076 { 1077 struct lpfc_vport *vport = cmdiocb->vport; 1078 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 1079 IOCB_t *irsp = &rspiocb->iocb; 1080 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1; 1081 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1082 struct lpfc_sli_ct_request *CTrsp; 1083 int did, rc, retry; 1084 uint8_t fbits; 1085 struct lpfc_nodelist *ndlp; 1086 1087 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 1088 did = be32_to_cpu(did); 1089 1090 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1091 "GFF_ID cmpl: status:x%x/x%x did:x%x", 1092 irsp->ulpStatus, irsp->un.ulpWord[4], did); 1093 1094 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1095 /* Good status, continue checking */ 1096 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1097 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 1098 1099 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1100 "6431 Process GFF_ID rsp for %08x " 1101 "fbits %02x %s %s\n", 1102 did, fbits, 1103 (fbits & FC4_FEATURE_INIT) ? "Initiator" : " ", 1104 (fbits & FC4_FEATURE_TARGET) ? "Target" : " "); 1105 1106 if (CTrsp->CommandResponse.bits.CmdRsp == 1107 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 1108 if ((fbits & FC4_FEATURE_INIT) && 1109 !(fbits & FC4_FEATURE_TARGET)) { 1110 lpfc_printf_vlog(vport, KERN_INFO, 1111 LOG_DISCOVERY, 1112 "0270 Skip x%x GFF " 1113 "NameServer Rsp Data: (init) " 1114 "x%x x%x\n", did, fbits, 1115 vport->fc_rscn_id_cnt); 1116 goto out; 1117 } 1118 } 1119 } 1120 else { 1121 /* Check for retry */ 1122 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 1123 retry = 1; 1124 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 1125 switch ((irsp->un.ulpWord[4] & 1126 IOERR_PARAM_MASK)) { 1127 1128 case IOERR_NO_RESOURCES: 1129 /* We don't increment the retry 1130 * count for this case. 1131 */ 1132 break; 1133 case IOERR_LINK_DOWN: 1134 case IOERR_SLI_ABORTED: 1135 case IOERR_SLI_DOWN: 1136 retry = 0; 1137 break; 1138 default: 1139 cmdiocb->retry++; 1140 } 1141 } 1142 else 1143 cmdiocb->retry++; 1144 1145 if (retry) { 1146 /* CT command is being retried */ 1147 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 1148 cmdiocb->retry, did); 1149 if (rc == 0) { 1150 /* success */ 1151 lpfc_ct_free_iocb(phba, cmdiocb); 1152 return; 1153 } 1154 } 1155 } 1156 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1157 "0267 NameServer GFF Rsp " 1158 "x%x Error (%d %d) Data: x%x x%x\n", 1159 did, irsp->ulpStatus, irsp->un.ulpWord[4], 1160 vport->fc_flag, vport->fc_rscn_id_cnt); 1161 } 1162 1163 /* This is a target port, unregistered port, or the GFF_ID failed */ 1164 ndlp = lpfc_setup_disc_node(vport, did); 1165 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 1166 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1167 "0242 Process x%x GFF " 1168 "NameServer Rsp Data: x%x x%x x%x\n", 1169 did, ndlp->nlp_flag, vport->fc_flag, 1170 vport->fc_rscn_id_cnt); 1171 } else { 1172 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1173 "0243 Skip x%x GFF " 1174 "NameServer Rsp Data: x%x x%x\n", did, 1175 vport->fc_flag, vport->fc_rscn_id_cnt); 1176 } 1177 out: 1178 /* Link up / RSCN discovery */ 1179 if (vport->num_disc_nodes) 1180 vport->num_disc_nodes--; 1181 1182 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1183 "6451 GFF_ID cmpl inp %d disc %d\n", 1184 vport->gidft_inp, vport->num_disc_nodes); 1185 1186 if (vport->num_disc_nodes == 0) { 1187 /* 1188 * The driver has cycled through all Nports in the RSCN payload. 1189 * Complete the handling by cleaning up and marking the 1190 * current driver state. 1191 */ 1192 if (vport->port_state >= LPFC_DISC_AUTH) { 1193 if (vport->fc_flag & FC_RSCN_MODE) { 1194 lpfc_els_flush_rscn(vport); 1195 spin_lock_irq(shost->host_lock); 1196 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 1197 spin_unlock_irq(shost->host_lock); 1198 } 1199 else 1200 lpfc_els_flush_rscn(vport); 1201 } 1202 lpfc_disc_start(vport); 1203 } 1204 lpfc_ct_free_iocb(phba, cmdiocb); 1205 return; 1206 } 1207 1208 static void 1209 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1210 struct lpfc_iocbq *rspiocb) 1211 { 1212 struct lpfc_vport *vport = cmdiocb->vport; 1213 IOCB_t *irsp = &rspiocb->iocb; 1214 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1; 1215 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2; 1216 struct lpfc_sli_ct_request *CTrsp; 1217 int did; 1218 struct lpfc_nodelist *ndlp; 1219 uint32_t fc4_data_0, fc4_data_1; 1220 1221 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId; 1222 did = be32_to_cpu(did); 1223 1224 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1225 "GFT_ID cmpl: status:x%x/x%x did:x%x", 1226 irsp->ulpStatus, irsp->un.ulpWord[4], did); 1227 1228 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1229 /* Good status, continue checking */ 1230 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1231 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]); 1232 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]); 1233 1234 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1235 "6432 Process GFT_ID rsp for %08x " 1236 "Data %08x %08x %s %s\n", 1237 did, fc4_data_0, fc4_data_1, 1238 (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) ? 1239 "FCP" : " ", 1240 (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) ? 1241 "NVME" : " "); 1242 1243 ndlp = lpfc_findnode_did(vport, did); 1244 if (ndlp) { 1245 /* The bitmask value for FCP and NVME FCP types is 1246 * the same because they are 32 bits distant from 1247 * each other in word0 and word0. 1248 */ 1249 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) 1250 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 1251 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) 1252 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 1253 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1254 "3064 Setting ndlp x%px, DID x%06x " 1255 "with FC4 x%08x, Data: x%08x x%08x " 1256 "%d\n", 1257 ndlp, did, ndlp->nlp_fc4_type, 1258 FC_TYPE_FCP, FC_TYPE_NVME, 1259 ndlp->nlp_state); 1260 1261 if (ndlp->nlp_state == NLP_STE_REG_LOGIN_ISSUE && 1262 ndlp->nlp_fc4_type) { 1263 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1264 1265 lpfc_nlp_set_state(vport, ndlp, 1266 NLP_STE_PRLI_ISSUE); 1267 lpfc_issue_els_prli(vport, ndlp, 0); 1268 } else if (!ndlp->nlp_fc4_type) { 1269 /* If fc4 type is still unknown, then LOGO */ 1270 lpfc_printf_vlog(vport, KERN_INFO, 1271 LOG_DISCOVERY, 1272 "6443 Sending LOGO ndlp x%px," 1273 "DID x%06x with fc4_type: " 1274 "x%08x, state: %d\n", 1275 ndlp, did, ndlp->nlp_fc4_type, 1276 ndlp->nlp_state); 1277 lpfc_issue_els_logo(vport, ndlp, 0); 1278 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1279 lpfc_nlp_set_state(vport, ndlp, 1280 NLP_STE_NPR_NODE); 1281 } 1282 } 1283 } else 1284 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1285 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus); 1286 1287 lpfc_ct_free_iocb(phba, cmdiocb); 1288 } 1289 1290 static void 1291 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1292 struct lpfc_iocbq *rspiocb) 1293 { 1294 struct lpfc_vport *vport = cmdiocb->vport; 1295 struct lpfc_dmabuf *inp; 1296 struct lpfc_dmabuf *outp; 1297 IOCB_t *irsp; 1298 struct lpfc_sli_ct_request *CTrsp; 1299 struct lpfc_nodelist *ndlp; 1300 int cmdcode, rc; 1301 uint8_t retry; 1302 uint32_t latt; 1303 1304 /* First save ndlp, before we overwrite it */ 1305 ndlp = cmdiocb->context_un.ndlp; 1306 1307 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1308 cmdiocb->context_un.rsp_iocb = rspiocb; 1309 1310 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 1311 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1312 irsp = &rspiocb->iocb; 1313 1314 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 1315 CommandResponse.bits.CmdRsp); 1316 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1317 1318 latt = lpfc_els_chk_latt(vport); 1319 1320 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */ 1321 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1322 "0209 CT Request completes, latt %d, " 1323 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n", 1324 latt, irsp->ulpStatus, 1325 CTrsp->CommandResponse.bits.CmdRsp, 1326 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag); 1327 1328 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1329 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 1330 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode); 1331 1332 if (irsp->ulpStatus) { 1333 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1334 "0268 NS cmd x%x Error (x%x x%x)\n", 1335 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]); 1336 1337 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) && 1338 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 1339 IOERR_SLI_DOWN) || 1340 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 1341 IOERR_SLI_ABORTED))) 1342 goto out; 1343 1344 retry = cmdiocb->retry; 1345 if (retry >= LPFC_MAX_NS_RETRY) 1346 goto out; 1347 1348 retry++; 1349 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1350 "0250 Retrying NS cmd %x\n", cmdcode); 1351 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 1352 if (rc == 0) 1353 goto out; 1354 } 1355 1356 out: 1357 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 1358 lpfc_ct_free_iocb(phba, cmdiocb); 1359 return; 1360 } 1361 1362 static void 1363 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1364 struct lpfc_iocbq *rspiocb) 1365 { 1366 IOCB_t *irsp = &rspiocb->iocb; 1367 struct lpfc_vport *vport = cmdiocb->vport; 1368 1369 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1370 struct lpfc_dmabuf *outp; 1371 struct lpfc_sli_ct_request *CTrsp; 1372 1373 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1374 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1375 if (CTrsp->CommandResponse.bits.CmdRsp == 1376 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1377 vport->ct_flags |= FC_CT_RFT_ID; 1378 } 1379 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1380 return; 1381 } 1382 1383 static void 1384 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1385 struct lpfc_iocbq *rspiocb) 1386 { 1387 IOCB_t *irsp = &rspiocb->iocb; 1388 struct lpfc_vport *vport = cmdiocb->vport; 1389 1390 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1391 struct lpfc_dmabuf *outp; 1392 struct lpfc_sli_ct_request *CTrsp; 1393 1394 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1395 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1396 if (CTrsp->CommandResponse.bits.CmdRsp == 1397 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1398 vport->ct_flags |= FC_CT_RNN_ID; 1399 } 1400 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1401 return; 1402 } 1403 1404 static void 1405 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1406 struct lpfc_iocbq *rspiocb) 1407 { 1408 IOCB_t *irsp = &rspiocb->iocb; 1409 struct lpfc_vport *vport = cmdiocb->vport; 1410 1411 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1412 struct lpfc_dmabuf *outp; 1413 struct lpfc_sli_ct_request *CTrsp; 1414 1415 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1416 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1417 if (CTrsp->CommandResponse.bits.CmdRsp == 1418 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1419 vport->ct_flags |= FC_CT_RSPN_ID; 1420 } 1421 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1422 return; 1423 } 1424 1425 static void 1426 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1427 struct lpfc_iocbq *rspiocb) 1428 { 1429 IOCB_t *irsp = &rspiocb->iocb; 1430 struct lpfc_vport *vport = cmdiocb->vport; 1431 1432 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1433 struct lpfc_dmabuf *outp; 1434 struct lpfc_sli_ct_request *CTrsp; 1435 1436 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1437 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1438 if (CTrsp->CommandResponse.bits.CmdRsp == 1439 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1440 vport->ct_flags |= FC_CT_RSNN_NN; 1441 } 1442 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1443 return; 1444 } 1445 1446 static void 1447 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1448 struct lpfc_iocbq *rspiocb) 1449 { 1450 struct lpfc_vport *vport = cmdiocb->vport; 1451 1452 /* even if it fails we will act as though it succeeded. */ 1453 vport->ct_flags = 0; 1454 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1455 return; 1456 } 1457 1458 static void 1459 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1460 struct lpfc_iocbq *rspiocb) 1461 { 1462 IOCB_t *irsp = &rspiocb->iocb; 1463 struct lpfc_vport *vport = cmdiocb->vport; 1464 1465 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1466 struct lpfc_dmabuf *outp; 1467 struct lpfc_sli_ct_request *CTrsp; 1468 1469 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1470 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1471 if (CTrsp->CommandResponse.bits.CmdRsp == 1472 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1473 vport->ct_flags |= FC_CT_RFF_ID; 1474 } 1475 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1476 return; 1477 } 1478 1479 /* 1480 * Although the symbolic port name is thought to be an integer 1481 * as of January 18, 2016, leave it as a string until more of 1482 * the record state becomes defined. 1483 */ 1484 int 1485 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1486 size_t size) 1487 { 1488 int n; 1489 1490 /* 1491 * Use the lpfc board number as the Symbolic Port 1492 * Name object. NPIV is not in play so this integer 1493 * value is sufficient and unique per FC-ID. 1494 */ 1495 n = scnprintf(symbol, size, "%d", vport->phba->brd_no); 1496 return n; 1497 } 1498 1499 1500 int 1501 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1502 size_t size) 1503 { 1504 char fwrev[FW_REV_STR_SIZE] = {0}; 1505 char tmp[MAXHOSTNAMELEN] = {0}; 1506 1507 memset(symbol, 0, size); 1508 1509 scnprintf(tmp, sizeof(tmp), "Emulex %s", vport->phba->ModelName); 1510 if (strlcat(symbol, tmp, size) >= size) 1511 goto buffer_done; 1512 1513 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1514 scnprintf(tmp, sizeof(tmp), " FV%s", fwrev); 1515 if (strlcat(symbol, tmp, size) >= size) 1516 goto buffer_done; 1517 1518 scnprintf(tmp, sizeof(tmp), " DV%s", lpfc_release_version); 1519 if (strlcat(symbol, tmp, size) >= size) 1520 goto buffer_done; 1521 1522 scnprintf(tmp, sizeof(tmp), " HN:%s", vport->phba->os_host_name); 1523 if (strlcat(symbol, tmp, size) >= size) 1524 goto buffer_done; 1525 1526 /* Note :- OS name is "Linux" */ 1527 scnprintf(tmp, sizeof(tmp), " OS:%s", init_utsname()->sysname); 1528 strlcat(symbol, tmp, size); 1529 1530 buffer_done: 1531 return strnlen(symbol, size); 1532 1533 } 1534 1535 static uint32_t 1536 lpfc_find_map_node(struct lpfc_vport *vport) 1537 { 1538 struct lpfc_nodelist *ndlp, *next_ndlp; 1539 struct Scsi_Host *shost; 1540 uint32_t cnt = 0; 1541 1542 shost = lpfc_shost_from_vport(vport); 1543 spin_lock_irq(shost->host_lock); 1544 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { 1545 if (ndlp->nlp_type & NLP_FABRIC) 1546 continue; 1547 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) || 1548 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE)) 1549 cnt++; 1550 } 1551 spin_unlock_irq(shost->host_lock); 1552 return cnt; 1553 } 1554 1555 /* 1556 * This routine will return the FC4 Type associated with the CT 1557 * GID_FT command. 1558 */ 1559 int 1560 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb) 1561 { 1562 struct lpfc_sli_ct_request *CtReq; 1563 struct lpfc_dmabuf *mp; 1564 uint32_t type; 1565 1566 mp = cmdiocb->context1; 1567 if (mp == NULL) 1568 return 0; 1569 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 1570 type = (uint32_t)CtReq->un.gid.Fc4Type; 1571 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME)) 1572 return 0; 1573 return type; 1574 } 1575 1576 /* 1577 * lpfc_ns_cmd 1578 * Description: 1579 * Issue Cmd to NameServer 1580 * SLI_CTNS_GID_FT 1581 * LI_CTNS_RFT_ID 1582 */ 1583 int 1584 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1585 uint8_t retry, uint32_t context) 1586 { 1587 struct lpfc_nodelist * ndlp; 1588 struct lpfc_hba *phba = vport->phba; 1589 struct lpfc_dmabuf *mp, *bmp; 1590 struct lpfc_sli_ct_request *CtReq; 1591 struct ulp_bde64 *bpl; 1592 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1593 struct lpfc_iocbq *) = NULL; 1594 uint32_t *ptr; 1595 uint32_t rsp_size = 1024; 1596 size_t size; 1597 int rc = 0; 1598 1599 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1600 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp) 1601 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1602 rc=1; 1603 goto ns_cmd_exit; 1604 } 1605 1606 /* fill in BDEs for command */ 1607 /* Allocate buffer for command payload */ 1608 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1609 if (!mp) { 1610 rc=2; 1611 goto ns_cmd_exit; 1612 } 1613 1614 INIT_LIST_HEAD(&mp->list); 1615 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1616 if (!mp->virt) { 1617 rc=3; 1618 goto ns_cmd_free_mp; 1619 } 1620 1621 /* Allocate buffer for Buffer ptr list */ 1622 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1623 if (!bmp) { 1624 rc=4; 1625 goto ns_cmd_free_mpvirt; 1626 } 1627 1628 INIT_LIST_HEAD(&bmp->list); 1629 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1630 if (!bmp->virt) { 1631 rc=5; 1632 goto ns_cmd_free_bmp; 1633 } 1634 1635 /* NameServer Req */ 1636 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1637 "0236 NameServer Req Data: x%x x%x x%x x%x\n", 1638 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt, 1639 context); 1640 1641 bpl = (struct ulp_bde64 *) bmp->virt; 1642 memset(bpl, 0, sizeof(struct ulp_bde64)); 1643 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1644 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1645 bpl->tus.f.bdeFlags = 0; 1646 if (cmdcode == SLI_CTNS_GID_FT) 1647 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1648 else if (cmdcode == SLI_CTNS_GID_PT) 1649 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1650 else if (cmdcode == SLI_CTNS_GFF_ID) 1651 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1652 else if (cmdcode == SLI_CTNS_GFT_ID) 1653 bpl->tus.f.bdeSize = GFT_REQUEST_SZ; 1654 else if (cmdcode == SLI_CTNS_RFT_ID) 1655 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1656 else if (cmdcode == SLI_CTNS_RNN_ID) 1657 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1658 else if (cmdcode == SLI_CTNS_RSPN_ID) 1659 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1660 else if (cmdcode == SLI_CTNS_RSNN_NN) 1661 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1662 else if (cmdcode == SLI_CTNS_DA_ID) 1663 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1664 else if (cmdcode == SLI_CTNS_RFF_ID) 1665 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1666 else 1667 bpl->tus.f.bdeSize = 0; 1668 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1669 1670 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1671 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1672 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1673 CtReq->RevisionId.bits.InId = 0; 1674 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1675 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1676 CtReq->CommandResponse.bits.Size = 0; 1677 switch (cmdcode) { 1678 case SLI_CTNS_GID_FT: 1679 CtReq->CommandResponse.bits.CmdRsp = 1680 cpu_to_be16(SLI_CTNS_GID_FT); 1681 CtReq->un.gid.Fc4Type = context; 1682 1683 if (vport->port_state < LPFC_NS_QRY) 1684 vport->port_state = LPFC_NS_QRY; 1685 lpfc_set_disctmo(vport); 1686 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1687 rsp_size = FC_MAX_NS_RSP; 1688 break; 1689 1690 case SLI_CTNS_GID_PT: 1691 CtReq->CommandResponse.bits.CmdRsp = 1692 cpu_to_be16(SLI_CTNS_GID_PT); 1693 CtReq->un.gid.PortType = context; 1694 1695 if (vport->port_state < LPFC_NS_QRY) 1696 vport->port_state = LPFC_NS_QRY; 1697 lpfc_set_disctmo(vport); 1698 cmpl = lpfc_cmpl_ct_cmd_gid_pt; 1699 rsp_size = FC_MAX_NS_RSP; 1700 break; 1701 1702 case SLI_CTNS_GFF_ID: 1703 CtReq->CommandResponse.bits.CmdRsp = 1704 cpu_to_be16(SLI_CTNS_GFF_ID); 1705 CtReq->un.gff.PortId = cpu_to_be32(context); 1706 cmpl = lpfc_cmpl_ct_cmd_gff_id; 1707 break; 1708 1709 case SLI_CTNS_GFT_ID: 1710 CtReq->CommandResponse.bits.CmdRsp = 1711 cpu_to_be16(SLI_CTNS_GFT_ID); 1712 CtReq->un.gft.PortId = cpu_to_be32(context); 1713 cmpl = lpfc_cmpl_ct_cmd_gft_id; 1714 break; 1715 1716 case SLI_CTNS_RFT_ID: 1717 vport->ct_flags &= ~FC_CT_RFT_ID; 1718 CtReq->CommandResponse.bits.CmdRsp = 1719 cpu_to_be16(SLI_CTNS_RFT_ID); 1720 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID); 1721 1722 /* Register FC4 FCP type if enabled. */ 1723 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 1724 vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP) 1725 CtReq->un.rft.fcpReg = 1; 1726 1727 /* Register NVME type if enabled. Defined LE and swapped. 1728 * rsvd[0] is used as word1 because of the hard-coded 1729 * word0 usage in the ct_request data structure. 1730 */ 1731 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 1732 vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME) 1733 CtReq->un.rft.rsvd[0] = 1734 cpu_to_be32(LPFC_FC4_TYPE_BITMASK); 1735 1736 ptr = (uint32_t *)CtReq; 1737 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1738 "6433 Issue RFT (%s %s): %08x %08x %08x %08x " 1739 "%08x %08x %08x %08x\n", 1740 CtReq->un.rft.fcpReg ? "FCP" : " ", 1741 CtReq->un.rft.rsvd[0] ? "NVME" : " ", 1742 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 1743 *(ptr + 4), *(ptr + 5), 1744 *(ptr + 6), *(ptr + 7)); 1745 cmpl = lpfc_cmpl_ct_cmd_rft_id; 1746 break; 1747 1748 case SLI_CTNS_RNN_ID: 1749 vport->ct_flags &= ~FC_CT_RNN_ID; 1750 CtReq->CommandResponse.bits.CmdRsp = 1751 cpu_to_be16(SLI_CTNS_RNN_ID); 1752 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 1753 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 1754 sizeof(struct lpfc_name)); 1755 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 1756 break; 1757 1758 case SLI_CTNS_RSPN_ID: 1759 vport->ct_flags &= ~FC_CT_RSPN_ID; 1760 CtReq->CommandResponse.bits.CmdRsp = 1761 cpu_to_be16(SLI_CTNS_RSPN_ID); 1762 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 1763 size = sizeof(CtReq->un.rspn.symbname); 1764 CtReq->un.rspn.len = 1765 lpfc_vport_symbolic_port_name(vport, 1766 CtReq->un.rspn.symbname, size); 1767 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 1768 break; 1769 case SLI_CTNS_RSNN_NN: 1770 vport->ct_flags &= ~FC_CT_RSNN_NN; 1771 CtReq->CommandResponse.bits.CmdRsp = 1772 cpu_to_be16(SLI_CTNS_RSNN_NN); 1773 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 1774 sizeof(struct lpfc_name)); 1775 size = sizeof(CtReq->un.rsnn.symbname); 1776 CtReq->un.rsnn.len = 1777 lpfc_vport_symbolic_node_name(vport, 1778 CtReq->un.rsnn.symbname, size); 1779 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 1780 break; 1781 case SLI_CTNS_DA_ID: 1782 /* Implement DA_ID Nameserver request */ 1783 CtReq->CommandResponse.bits.CmdRsp = 1784 cpu_to_be16(SLI_CTNS_DA_ID); 1785 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 1786 cmpl = lpfc_cmpl_ct_cmd_da_id; 1787 break; 1788 case SLI_CTNS_RFF_ID: 1789 vport->ct_flags &= ~FC_CT_RFF_ID; 1790 CtReq->CommandResponse.bits.CmdRsp = 1791 cpu_to_be16(SLI_CTNS_RFF_ID); 1792 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 1793 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 1794 1795 /* The driver always supports FC_TYPE_FCP. However, the 1796 * caller can specify NVME (type x28) as well. But only 1797 * these that FC4 type is supported. 1798 */ 1799 if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1800 (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) && 1801 (context == FC_TYPE_NVME)) { 1802 if ((vport == phba->pport) && phba->nvmet_support) { 1803 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET | 1804 FC4_FEATURE_NVME_DISC); 1805 lpfc_nvmet_update_targetport(phba); 1806 } else { 1807 lpfc_nvme_update_localport(vport); 1808 } 1809 CtReq->un.rff.type_code = context; 1810 1811 } else if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1812 (vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) && 1813 (context == FC_TYPE_FCP)) 1814 CtReq->un.rff.type_code = context; 1815 1816 else 1817 goto ns_cmd_free_bmpvirt; 1818 1819 ptr = (uint32_t *)CtReq; 1820 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1821 "6434 Issue RFF (%s): %08x %08x %08x %08x " 1822 "%08x %08x %08x %08x\n", 1823 (context == FC_TYPE_NVME) ? "NVME" : "FCP", 1824 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 1825 *(ptr + 4), *(ptr + 5), 1826 *(ptr + 6), *(ptr + 7)); 1827 cmpl = lpfc_cmpl_ct_cmd_rff_id; 1828 break; 1829 } 1830 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1831 * to hold ndlp reference for the corresponding callback function. 1832 */ 1833 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 1834 /* On success, The cmpl function will free the buffers */ 1835 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1836 "Issue CT cmd: cmd:x%x did:x%x", 1837 cmdcode, ndlp->nlp_DID, 0); 1838 return 0; 1839 } 1840 rc=6; 1841 1842 /* Decrement ndlp reference count to release ndlp reference held 1843 * for the failed command's callback function. 1844 */ 1845 lpfc_nlp_put(ndlp); 1846 1847 ns_cmd_free_bmpvirt: 1848 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1849 ns_cmd_free_bmp: 1850 kfree(bmp); 1851 ns_cmd_free_mpvirt: 1852 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1853 ns_cmd_free_mp: 1854 kfree(mp); 1855 ns_cmd_exit: 1856 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1857 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n", 1858 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 1859 return 1; 1860 } 1861 1862 /** 1863 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion 1864 * @phba: Pointer to HBA context object. 1865 * @cmdiocb: Pointer to the command IOCBQ. 1866 * @rspiocb: Pointer to the response IOCBQ. 1867 * 1868 * This function to handle the completion of a driver initiated FDMI 1869 * CT command issued during discovery. 1870 */ 1871 static void 1872 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1873 struct lpfc_iocbq *rspiocb) 1874 { 1875 struct lpfc_vport *vport = cmdiocb->vport; 1876 struct lpfc_dmabuf *inp = cmdiocb->context1; 1877 struct lpfc_dmabuf *outp = cmdiocb->context2; 1878 struct lpfc_sli_ct_request *CTcmd = inp->virt; 1879 struct lpfc_sli_ct_request *CTrsp = outp->virt; 1880 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 1881 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 1882 IOCB_t *irsp = &rspiocb->iocb; 1883 struct lpfc_nodelist *ndlp; 1884 uint32_t latt, cmd, err; 1885 1886 latt = lpfc_els_chk_latt(vport); 1887 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1888 "FDMI cmpl: status:x%x/x%x latt:%d", 1889 irsp->ulpStatus, irsp->un.ulpWord[4], latt); 1890 1891 if (latt || irsp->ulpStatus) { 1892 1893 /* Look for a retryable error */ 1894 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 1895 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) { 1896 case IOERR_SLI_ABORTED: 1897 case IOERR_SLI_DOWN: 1898 /* Driver aborted this IO. No retry as error 1899 * is likely Offline->Online or some adapter 1900 * error. Recovery will try again. 1901 */ 1902 break; 1903 case IOERR_ABORT_IN_PROGRESS: 1904 case IOERR_SEQUENCE_TIMEOUT: 1905 case IOERR_ILLEGAL_FRAME: 1906 case IOERR_NO_RESOURCES: 1907 case IOERR_ILLEGAL_COMMAND: 1908 cmdiocb->retry++; 1909 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY) 1910 break; 1911 1912 /* Retry the same FDMI command */ 1913 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, 1914 cmdiocb, 0); 1915 if (err == IOCB_ERROR) 1916 break; 1917 return; 1918 default: 1919 break; 1920 } 1921 } 1922 1923 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1924 "0229 FDMI cmd %04x failed, latt = %d " 1925 "ulpStatus: x%x, rid x%x\n", 1926 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus, 1927 irsp->un.ulpWord[4]); 1928 } 1929 lpfc_ct_free_iocb(phba, cmdiocb); 1930 1931 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1932 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1933 return; 1934 1935 /* Check for a CT LS_RJT response */ 1936 cmd = be16_to_cpu(fdmi_cmd); 1937 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) { 1938 /* FDMI rsp failed */ 1939 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1940 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd); 1941 1942 /* Should we fallback to FDMI-2 / FDMI-1 ? */ 1943 switch (cmd) { 1944 case SLI_MGMT_RHBA: 1945 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) { 1946 /* Fallback to FDMI-1 */ 1947 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 1948 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1949 /* Start over */ 1950 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 1951 } 1952 return; 1953 1954 case SLI_MGMT_RPRT: 1955 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 1956 /* Fallback to FDMI-1 */ 1957 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1958 /* Start over */ 1959 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1960 } 1961 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 1962 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 1963 /* Retry the same command */ 1964 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1965 } 1966 return; 1967 1968 case SLI_MGMT_RPA: 1969 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 1970 /* Fallback to FDMI-1 */ 1971 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 1972 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1973 /* Start over */ 1974 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 1975 } 1976 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 1977 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 1978 /* Retry the same command */ 1979 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1980 } 1981 return; 1982 } 1983 } 1984 1985 /* 1986 * On success, need to cycle thru FDMI registration for discovery 1987 * DHBA -> DPRT -> RHBA -> RPA (physical port) 1988 * DPRT -> RPRT (vports) 1989 */ 1990 switch (cmd) { 1991 case SLI_MGMT_RHBA: 1992 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0); 1993 break; 1994 1995 case SLI_MGMT_DHBA: 1996 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 1997 break; 1998 1999 case SLI_MGMT_DPRT: 2000 if (vport->port_type == LPFC_PHYSICAL_PORT) 2001 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0); 2002 else 2003 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 2004 break; 2005 } 2006 return; 2007 } 2008 2009 2010 /** 2011 * lpfc_fdmi_change_check - Check for changed FDMI parameters 2012 * @vport: pointer to a host virtual N_Port data structure. 2013 * 2014 * Check how many mapped NPorts we are connected to 2015 * Check if our hostname changed 2016 * Called from hbeat timeout routine to check if any FDMI parameters 2017 * changed. If so, re-register those Attributes. 2018 */ 2019 void 2020 lpfc_fdmi_change_check(struct lpfc_vport *vport) 2021 { 2022 struct lpfc_hba *phba = vport->phba; 2023 struct lpfc_nodelist *ndlp; 2024 uint16_t cnt; 2025 2026 if (!lpfc_is_link_up(phba)) 2027 return; 2028 2029 /* Must be connected to a Fabric */ 2030 if (!(vport->fc_flag & FC_FABRIC)) 2031 return; 2032 2033 ndlp = lpfc_findnode_did(vport, FDMI_DID); 2034 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 2035 return; 2036 2037 /* Check if system hostname changed */ 2038 if (strcmp(phba->os_host_name, init_utsname()->nodename)) { 2039 memset(phba->os_host_name, 0, sizeof(phba->os_host_name)); 2040 scnprintf(phba->os_host_name, sizeof(phba->os_host_name), "%s", 2041 init_utsname()->nodename); 2042 lpfc_ns_cmd(vport, SLI_CTNS_RSNN_NN, 0, 0); 2043 2044 /* Since this effects multiple HBA and PORT attributes, we need 2045 * de-register and go thru the whole FDMI registration cycle. 2046 * DHBA -> DPRT -> RHBA -> RPA (physical port) 2047 * DPRT -> RPRT (vports) 2048 */ 2049 if (vport->port_type == LPFC_PHYSICAL_PORT) 2050 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2051 else 2052 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 2053 2054 /* Since this code path registers all the port attributes 2055 * we can just return without further checking. 2056 */ 2057 return; 2058 } 2059 2060 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc)) 2061 return; 2062 2063 /* Check if the number of mapped NPorts changed */ 2064 cnt = lpfc_find_map_node(vport); 2065 if (cnt == vport->fdmi_num_disc) 2066 return; 2067 2068 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2069 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 2070 LPFC_FDMI_PORT_ATTR_num_disc); 2071 } else { 2072 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 2073 LPFC_FDMI_PORT_ATTR_num_disc); 2074 } 2075 } 2076 2077 /* Routines for all individual HBA attributes */ 2078 static int 2079 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 2080 { 2081 struct lpfc_fdmi_attr_entry *ae; 2082 uint32_t size; 2083 2084 ae = &ad->AttrValue; 2085 memset(ae, 0, sizeof(*ae)); 2086 2087 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 2088 sizeof(struct lpfc_name)); 2089 size = FOURBYTES + sizeof(struct lpfc_name); 2090 ad->AttrLen = cpu_to_be16(size); 2091 ad->AttrType = cpu_to_be16(RHBA_NODENAME); 2092 return size; 2093 } 2094 static int 2095 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, 2096 struct lpfc_fdmi_attr_def *ad) 2097 { 2098 struct lpfc_fdmi_attr_entry *ae; 2099 uint32_t len, size; 2100 2101 ae = &ad->AttrValue; 2102 memset(ae, 0, sizeof(*ae)); 2103 2104 /* This string MUST be consistent with other FC platforms 2105 * supported by Broadcom. 2106 */ 2107 strncpy(ae->un.AttrString, 2108 "Emulex Corporation", 2109 sizeof(ae->un.AttrString)); 2110 len = strnlen(ae->un.AttrString, 2111 sizeof(ae->un.AttrString)); 2112 len += (len & 3) ? (4 - (len & 3)) : 4; 2113 size = FOURBYTES + len; 2114 ad->AttrLen = cpu_to_be16(size); 2115 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER); 2116 return size; 2117 } 2118 2119 static int 2120 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 2121 { 2122 struct lpfc_hba *phba = vport->phba; 2123 struct lpfc_fdmi_attr_entry *ae; 2124 uint32_t len, size; 2125 2126 ae = &ad->AttrValue; 2127 memset(ae, 0, sizeof(*ae)); 2128 2129 strncpy(ae->un.AttrString, phba->SerialNumber, 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_SERIAL_NUMBER); 2137 return size; 2138 } 2139 2140 static int 2141 lpfc_fdmi_hba_attr_model(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 = &ad->AttrValue; 2149 memset(ae, 0, sizeof(*ae)); 2150 2151 strncpy(ae->un.AttrString, phba->ModelName, 2152 sizeof(ae->un.AttrString)); 2153 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2154 len += (len & 3) ? (4 - (len & 3)) : 4; 2155 size = FOURBYTES + len; 2156 ad->AttrLen = cpu_to_be16(size); 2157 ad->AttrType = cpu_to_be16(RHBA_MODEL); 2158 return size; 2159 } 2160 2161 static int 2162 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, 2163 struct lpfc_fdmi_attr_def *ad) 2164 { 2165 struct lpfc_hba *phba = vport->phba; 2166 struct lpfc_fdmi_attr_entry *ae; 2167 uint32_t len, size; 2168 2169 ae = &ad->AttrValue; 2170 memset(ae, 0, sizeof(*ae)); 2171 2172 strncpy(ae->un.AttrString, phba->ModelDesc, 2173 sizeof(ae->un.AttrString)); 2174 len = strnlen(ae->un.AttrString, 2175 sizeof(ae->un.AttrString)); 2176 len += (len & 3) ? (4 - (len & 3)) : 4; 2177 size = FOURBYTES + len; 2178 ad->AttrLen = cpu_to_be16(size); 2179 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION); 2180 return size; 2181 } 2182 2183 static int 2184 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, 2185 struct lpfc_fdmi_attr_def *ad) 2186 { 2187 struct lpfc_hba *phba = vport->phba; 2188 lpfc_vpd_t *vp = &phba->vpd; 2189 struct lpfc_fdmi_attr_entry *ae; 2190 uint32_t i, j, incr, size; 2191 2192 ae = &ad->AttrValue; 2193 memset(ae, 0, sizeof(*ae)); 2194 2195 /* Convert JEDEC ID to ascii for hardware version */ 2196 incr = vp->rev.biuRev; 2197 for (i = 0; i < 8; i++) { 2198 j = (incr & 0xf); 2199 if (j <= 9) 2200 ae->un.AttrString[7 - i] = 2201 (char)((uint8_t) 0x30 + 2202 (uint8_t) j); 2203 else 2204 ae->un.AttrString[7 - i] = 2205 (char)((uint8_t) 0x61 + 2206 (uint8_t) (j - 10)); 2207 incr = (incr >> 4); 2208 } 2209 size = FOURBYTES + 8; 2210 ad->AttrLen = cpu_to_be16(size); 2211 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION); 2212 return size; 2213 } 2214 2215 static int 2216 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, 2217 struct lpfc_fdmi_attr_def *ad) 2218 { 2219 struct lpfc_fdmi_attr_entry *ae; 2220 uint32_t len, size; 2221 2222 ae = &ad->AttrValue; 2223 memset(ae, 0, sizeof(*ae)); 2224 2225 strncpy(ae->un.AttrString, lpfc_release_version, 2226 sizeof(ae->un.AttrString)); 2227 len = strnlen(ae->un.AttrString, 2228 sizeof(ae->un.AttrString)); 2229 len += (len & 3) ? (4 - (len & 3)) : 4; 2230 size = FOURBYTES + len; 2231 ad->AttrLen = cpu_to_be16(size); 2232 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION); 2233 return size; 2234 } 2235 2236 static int 2237 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, 2238 struct lpfc_fdmi_attr_def *ad) 2239 { 2240 struct lpfc_hba *phba = vport->phba; 2241 struct lpfc_fdmi_attr_entry *ae; 2242 uint32_t len, size; 2243 2244 ae = &ad->AttrValue; 2245 memset(ae, 0, sizeof(*ae)); 2246 2247 if (phba->sli_rev == LPFC_SLI_REV4) 2248 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 2249 else 2250 strncpy(ae->un.AttrString, phba->OptionROMVersion, 2251 sizeof(ae->un.AttrString)); 2252 len = strnlen(ae->un.AttrString, 2253 sizeof(ae->un.AttrString)); 2254 len += (len & 3) ? (4 - (len & 3)) : 4; 2255 size = FOURBYTES + len; 2256 ad->AttrLen = cpu_to_be16(size); 2257 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION); 2258 return size; 2259 } 2260 2261 static int 2262 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, 2263 struct lpfc_fdmi_attr_def *ad) 2264 { 2265 struct lpfc_hba *phba = vport->phba; 2266 struct lpfc_fdmi_attr_entry *ae; 2267 uint32_t len, size; 2268 2269 ae = &ad->AttrValue; 2270 memset(ae, 0, sizeof(*ae)); 2271 2272 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 2273 len = strnlen(ae->un.AttrString, 2274 sizeof(ae->un.AttrString)); 2275 len += (len & 3) ? (4 - (len & 3)) : 4; 2276 size = FOURBYTES + len; 2277 ad->AttrLen = cpu_to_be16(size); 2278 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION); 2279 return size; 2280 } 2281 2282 static int 2283 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, 2284 struct lpfc_fdmi_attr_def *ad) 2285 { 2286 struct lpfc_fdmi_attr_entry *ae; 2287 uint32_t len, size; 2288 2289 ae = &ad->AttrValue; 2290 memset(ae, 0, sizeof(*ae)); 2291 2292 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s", 2293 init_utsname()->sysname, 2294 init_utsname()->release, 2295 init_utsname()->version); 2296 2297 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2298 len += (len & 3) ? (4 - (len & 3)) : 4; 2299 size = FOURBYTES + len; 2300 ad->AttrLen = cpu_to_be16(size); 2301 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION); 2302 return size; 2303 } 2304 2305 static int 2306 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, 2307 struct lpfc_fdmi_attr_def *ad) 2308 { 2309 struct lpfc_fdmi_attr_entry *ae; 2310 uint32_t size; 2311 2312 ae = &ad->AttrValue; 2313 2314 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE); 2315 size = FOURBYTES + sizeof(uint32_t); 2316 ad->AttrLen = cpu_to_be16(size); 2317 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN); 2318 return size; 2319 } 2320 2321 static int 2322 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, 2323 struct lpfc_fdmi_attr_def *ad) 2324 { 2325 struct lpfc_fdmi_attr_entry *ae; 2326 uint32_t len, size; 2327 2328 ae = &ad->AttrValue; 2329 memset(ae, 0, sizeof(*ae)); 2330 2331 len = lpfc_vport_symbolic_node_name(vport, 2332 ae->un.AttrString, 256); 2333 len += (len & 3) ? (4 - (len & 3)) : 4; 2334 size = FOURBYTES + len; 2335 ad->AttrLen = cpu_to_be16(size); 2336 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME); 2337 return size; 2338 } 2339 2340 static int 2341 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, 2342 struct lpfc_fdmi_attr_def *ad) 2343 { 2344 struct lpfc_fdmi_attr_entry *ae; 2345 uint32_t size; 2346 2347 ae = &ad->AttrValue; 2348 2349 /* Nothing is defined for this currently */ 2350 ae->un.AttrInt = cpu_to_be32(0); 2351 size = FOURBYTES + sizeof(uint32_t); 2352 ad->AttrLen = cpu_to_be16(size); 2353 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO); 2354 return size; 2355 } 2356 2357 static int 2358 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, 2359 struct lpfc_fdmi_attr_def *ad) 2360 { 2361 struct lpfc_fdmi_attr_entry *ae; 2362 uint32_t size; 2363 2364 ae = &ad->AttrValue; 2365 2366 /* Each driver instance corresponds to a single port */ 2367 ae->un.AttrInt = cpu_to_be32(1); 2368 size = FOURBYTES + sizeof(uint32_t); 2369 ad->AttrLen = cpu_to_be16(size); 2370 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS); 2371 return size; 2372 } 2373 2374 static int 2375 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, 2376 struct lpfc_fdmi_attr_def *ad) 2377 { 2378 struct lpfc_fdmi_attr_entry *ae; 2379 uint32_t size; 2380 2381 ae = &ad->AttrValue; 2382 memset(ae, 0, sizeof(*ae)); 2383 2384 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename, 2385 sizeof(struct lpfc_name)); 2386 size = FOURBYTES + sizeof(struct lpfc_name); 2387 ad->AttrLen = cpu_to_be16(size); 2388 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN); 2389 return size; 2390 } 2391 2392 static int 2393 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, 2394 struct lpfc_fdmi_attr_def *ad) 2395 { 2396 struct lpfc_hba *phba = vport->phba; 2397 struct lpfc_fdmi_attr_entry *ae; 2398 uint32_t len, size; 2399 2400 ae = &ad->AttrValue; 2401 memset(ae, 0, sizeof(*ae)); 2402 2403 strlcat(ae->un.AttrString, phba->BIOSVersion, 2404 sizeof(ae->un.AttrString)); 2405 len = strnlen(ae->un.AttrString, 2406 sizeof(ae->un.AttrString)); 2407 len += (len & 3) ? (4 - (len & 3)) : 4; 2408 size = FOURBYTES + len; 2409 ad->AttrLen = cpu_to_be16(size); 2410 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION); 2411 return size; 2412 } 2413 2414 static int 2415 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, 2416 struct lpfc_fdmi_attr_def *ad) 2417 { 2418 struct lpfc_fdmi_attr_entry *ae; 2419 uint32_t size; 2420 2421 ae = &ad->AttrValue; 2422 2423 /* Driver doesn't have access to this information */ 2424 ae->un.AttrInt = cpu_to_be32(0); 2425 size = FOURBYTES + sizeof(uint32_t); 2426 ad->AttrLen = cpu_to_be16(size); 2427 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE); 2428 return size; 2429 } 2430 2431 static int 2432 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, 2433 struct lpfc_fdmi_attr_def *ad) 2434 { 2435 struct lpfc_fdmi_attr_entry *ae; 2436 uint32_t len, size; 2437 2438 ae = &ad->AttrValue; 2439 memset(ae, 0, sizeof(*ae)); 2440 2441 strncpy(ae->un.AttrString, "EMULEX", 2442 sizeof(ae->un.AttrString)); 2443 len = strnlen(ae->un.AttrString, 2444 sizeof(ae->un.AttrString)); 2445 len += (len & 3) ? (4 - (len & 3)) : 4; 2446 size = FOURBYTES + len; 2447 ad->AttrLen = cpu_to_be16(size); 2448 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID); 2449 return size; 2450 } 2451 2452 /* Routines for all individual PORT attributes */ 2453 static int 2454 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, 2455 struct lpfc_fdmi_attr_def *ad) 2456 { 2457 struct lpfc_hba *phba = vport->phba; 2458 struct lpfc_fdmi_attr_entry *ae; 2459 uint32_t size; 2460 2461 ae = &ad->AttrValue; 2462 memset(ae, 0, sizeof(*ae)); 2463 2464 ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */ 2465 ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */ 2466 2467 /* Check to see if Firmware supports NVME and on physical port */ 2468 if ((phba->sli_rev == LPFC_SLI_REV4) && (vport == phba->pport) && 2469 phba->sli4_hba.pc_sli4_params.nvme) 2470 ae->un.AttrTypes[6] = 0x01; /* Type 0x28 - NVME */ 2471 2472 size = FOURBYTES + 32; 2473 ad->AttrLen = cpu_to_be16(size); 2474 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES); 2475 return size; 2476 } 2477 2478 static int 2479 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, 2480 struct lpfc_fdmi_attr_def *ad) 2481 { 2482 struct lpfc_hba *phba = vport->phba; 2483 struct lpfc_fdmi_attr_entry *ae; 2484 uint32_t size; 2485 2486 ae = &ad->AttrValue; 2487 2488 ae->un.AttrInt = 0; 2489 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2490 if (phba->lmt & LMT_128Gb) 2491 ae->un.AttrInt |= HBA_PORTSPEED_128GFC; 2492 if (phba->lmt & LMT_64Gb) 2493 ae->un.AttrInt |= HBA_PORTSPEED_64GFC; 2494 if (phba->lmt & LMT_32Gb) 2495 ae->un.AttrInt |= HBA_PORTSPEED_32GFC; 2496 if (phba->lmt & LMT_16Gb) 2497 ae->un.AttrInt |= HBA_PORTSPEED_16GFC; 2498 if (phba->lmt & LMT_10Gb) 2499 ae->un.AttrInt |= HBA_PORTSPEED_10GFC; 2500 if (phba->lmt & LMT_8Gb) 2501 ae->un.AttrInt |= HBA_PORTSPEED_8GFC; 2502 if (phba->lmt & LMT_4Gb) 2503 ae->un.AttrInt |= HBA_PORTSPEED_4GFC; 2504 if (phba->lmt & LMT_2Gb) 2505 ae->un.AttrInt |= HBA_PORTSPEED_2GFC; 2506 if (phba->lmt & LMT_1Gb) 2507 ae->un.AttrInt |= HBA_PORTSPEED_1GFC; 2508 } else { 2509 /* FCoE links support only one speed */ 2510 switch (phba->fc_linkspeed) { 2511 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2512 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2513 break; 2514 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2515 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2516 break; 2517 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2518 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2519 break; 2520 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2521 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2522 break; 2523 } 2524 } 2525 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2526 size = FOURBYTES + sizeof(uint32_t); 2527 ad->AttrLen = cpu_to_be16(size); 2528 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED); 2529 return size; 2530 } 2531 2532 static int 2533 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, 2534 struct lpfc_fdmi_attr_def *ad) 2535 { 2536 struct lpfc_hba *phba = vport->phba; 2537 struct lpfc_fdmi_attr_entry *ae; 2538 uint32_t size; 2539 2540 ae = &ad->AttrValue; 2541 2542 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2543 switch (phba->fc_linkspeed) { 2544 case LPFC_LINK_SPEED_1GHZ: 2545 ae->un.AttrInt = HBA_PORTSPEED_1GFC; 2546 break; 2547 case LPFC_LINK_SPEED_2GHZ: 2548 ae->un.AttrInt = HBA_PORTSPEED_2GFC; 2549 break; 2550 case LPFC_LINK_SPEED_4GHZ: 2551 ae->un.AttrInt = HBA_PORTSPEED_4GFC; 2552 break; 2553 case LPFC_LINK_SPEED_8GHZ: 2554 ae->un.AttrInt = HBA_PORTSPEED_8GFC; 2555 break; 2556 case LPFC_LINK_SPEED_10GHZ: 2557 ae->un.AttrInt = HBA_PORTSPEED_10GFC; 2558 break; 2559 case LPFC_LINK_SPEED_16GHZ: 2560 ae->un.AttrInt = HBA_PORTSPEED_16GFC; 2561 break; 2562 case LPFC_LINK_SPEED_32GHZ: 2563 ae->un.AttrInt = HBA_PORTSPEED_32GFC; 2564 break; 2565 case LPFC_LINK_SPEED_64GHZ: 2566 ae->un.AttrInt = HBA_PORTSPEED_64GFC; 2567 break; 2568 case LPFC_LINK_SPEED_128GHZ: 2569 ae->un.AttrInt = HBA_PORTSPEED_128GFC; 2570 break; 2571 default: 2572 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2573 break; 2574 } 2575 } else { 2576 switch (phba->fc_linkspeed) { 2577 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2578 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2579 break; 2580 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2581 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2582 break; 2583 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2584 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2585 break; 2586 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2587 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2588 break; 2589 default: 2590 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2591 break; 2592 } 2593 } 2594 2595 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2596 size = FOURBYTES + sizeof(uint32_t); 2597 ad->AttrLen = cpu_to_be16(size); 2598 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED); 2599 return size; 2600 } 2601 2602 static int 2603 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, 2604 struct lpfc_fdmi_attr_def *ad) 2605 { 2606 struct serv_parm *hsp; 2607 struct lpfc_fdmi_attr_entry *ae; 2608 uint32_t size; 2609 2610 ae = &ad->AttrValue; 2611 2612 hsp = (struct serv_parm *)&vport->fc_sparam; 2613 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb & 0x0F) << 8) | 2614 (uint32_t) hsp->cmn.bbRcvSizeLsb; 2615 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2616 size = FOURBYTES + sizeof(uint32_t); 2617 ad->AttrLen = cpu_to_be16(size); 2618 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE); 2619 return size; 2620 } 2621 2622 static int 2623 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, 2624 struct lpfc_fdmi_attr_def *ad) 2625 { 2626 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2627 struct lpfc_fdmi_attr_entry *ae; 2628 uint32_t len, size; 2629 2630 ae = &ad->AttrValue; 2631 memset(ae, 0, sizeof(*ae)); 2632 2633 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), 2634 "/sys/class/scsi_host/host%d", shost->host_no); 2635 len = strnlen((char *)ae->un.AttrString, 2636 sizeof(ae->un.AttrString)); 2637 len += (len & 3) ? (4 - (len & 3)) : 4; 2638 size = FOURBYTES + len; 2639 ad->AttrLen = cpu_to_be16(size); 2640 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME); 2641 return size; 2642 } 2643 2644 static int 2645 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, 2646 struct lpfc_fdmi_attr_def *ad) 2647 { 2648 struct lpfc_fdmi_attr_entry *ae; 2649 uint32_t len, size; 2650 2651 ae = &ad->AttrValue; 2652 memset(ae, 0, sizeof(*ae)); 2653 2654 scnprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s", 2655 vport->phba->os_host_name); 2656 2657 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2658 len += (len & 3) ? (4 - (len & 3)) : 4; 2659 size = FOURBYTES + len; 2660 ad->AttrLen = cpu_to_be16(size); 2661 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME); 2662 return size; 2663 } 2664 2665 static int 2666 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, 2667 struct lpfc_fdmi_attr_def *ad) 2668 { 2669 struct lpfc_fdmi_attr_entry *ae; 2670 uint32_t size; 2671 2672 ae = &ad->AttrValue; 2673 memset(ae, 0, sizeof(*ae)); 2674 2675 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 2676 sizeof(struct lpfc_name)); 2677 size = FOURBYTES + sizeof(struct lpfc_name); 2678 ad->AttrLen = cpu_to_be16(size); 2679 ad->AttrType = cpu_to_be16(RPRT_NODENAME); 2680 return size; 2681 } 2682 2683 static int 2684 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, 2685 struct lpfc_fdmi_attr_def *ad) 2686 { 2687 struct lpfc_fdmi_attr_entry *ae; 2688 uint32_t size; 2689 2690 ae = &ad->AttrValue; 2691 memset(ae, 0, sizeof(*ae)); 2692 2693 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName, 2694 sizeof(struct lpfc_name)); 2695 size = FOURBYTES + sizeof(struct lpfc_name); 2696 ad->AttrLen = cpu_to_be16(size); 2697 ad->AttrType = cpu_to_be16(RPRT_PORTNAME); 2698 return size; 2699 } 2700 2701 static int 2702 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, 2703 struct lpfc_fdmi_attr_def *ad) 2704 { 2705 struct lpfc_fdmi_attr_entry *ae; 2706 uint32_t len, size; 2707 2708 ae = &ad->AttrValue; 2709 memset(ae, 0, sizeof(*ae)); 2710 2711 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256); 2712 len += (len & 3) ? (4 - (len & 3)) : 4; 2713 size = FOURBYTES + len; 2714 ad->AttrLen = cpu_to_be16(size); 2715 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME); 2716 return size; 2717 } 2718 2719 static int 2720 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, 2721 struct lpfc_fdmi_attr_def *ad) 2722 { 2723 struct lpfc_hba *phba = vport->phba; 2724 struct lpfc_fdmi_attr_entry *ae; 2725 uint32_t size; 2726 2727 ae = &ad->AttrValue; 2728 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) 2729 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT); 2730 else 2731 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT); 2732 size = FOURBYTES + sizeof(uint32_t); 2733 ad->AttrLen = cpu_to_be16(size); 2734 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE); 2735 return size; 2736 } 2737 2738 static int 2739 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, 2740 struct lpfc_fdmi_attr_def *ad) 2741 { 2742 struct lpfc_fdmi_attr_entry *ae; 2743 uint32_t size; 2744 2745 ae = &ad->AttrValue; 2746 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3); 2747 size = FOURBYTES + sizeof(uint32_t); 2748 ad->AttrLen = cpu_to_be16(size); 2749 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS); 2750 return size; 2751 } 2752 2753 static int 2754 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, 2755 struct lpfc_fdmi_attr_def *ad) 2756 { 2757 struct lpfc_fdmi_attr_entry *ae; 2758 uint32_t size; 2759 2760 ae = &ad->AttrValue; 2761 memset(ae, 0, sizeof(*ae)); 2762 2763 memcpy(&ae->un.AttrWWN, &vport->fabric_portname, 2764 sizeof(struct lpfc_name)); 2765 size = FOURBYTES + sizeof(struct lpfc_name); 2766 ad->AttrLen = cpu_to_be16(size); 2767 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME); 2768 return size; 2769 } 2770 2771 static int 2772 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, 2773 struct lpfc_fdmi_attr_def *ad) 2774 { 2775 struct lpfc_fdmi_attr_entry *ae; 2776 uint32_t size; 2777 2778 ae = &ad->AttrValue; 2779 memset(ae, 0, sizeof(*ae)); 2780 2781 ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */ 2782 ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */ 2783 2784 /* Check to see if NVME is configured or not */ 2785 if (vport->phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) 2786 ae->un.AttrTypes[6] = 0x1; /* Type 0x28 - NVME */ 2787 2788 size = FOURBYTES + 32; 2789 ad->AttrLen = cpu_to_be16(size); 2790 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES); 2791 return size; 2792 } 2793 2794 static int 2795 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, 2796 struct lpfc_fdmi_attr_def *ad) 2797 { 2798 struct lpfc_fdmi_attr_entry *ae; 2799 uint32_t size; 2800 2801 ae = &ad->AttrValue; 2802 /* Link Up - operational */ 2803 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE); 2804 size = FOURBYTES + sizeof(uint32_t); 2805 ad->AttrLen = cpu_to_be16(size); 2806 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE); 2807 return size; 2808 } 2809 2810 static int 2811 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, 2812 struct lpfc_fdmi_attr_def *ad) 2813 { 2814 struct lpfc_fdmi_attr_entry *ae; 2815 uint32_t size; 2816 2817 ae = &ad->AttrValue; 2818 vport->fdmi_num_disc = lpfc_find_map_node(vport); 2819 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc); 2820 size = FOURBYTES + sizeof(uint32_t); 2821 ad->AttrLen = cpu_to_be16(size); 2822 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT); 2823 return size; 2824 } 2825 2826 static int 2827 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, 2828 struct lpfc_fdmi_attr_def *ad) 2829 { 2830 struct lpfc_fdmi_attr_entry *ae; 2831 uint32_t size; 2832 2833 ae = &ad->AttrValue; 2834 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID); 2835 size = FOURBYTES + sizeof(uint32_t); 2836 ad->AttrLen = cpu_to_be16(size); 2837 ad->AttrType = cpu_to_be16(RPRT_PORT_ID); 2838 return size; 2839 } 2840 2841 static int 2842 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, 2843 struct lpfc_fdmi_attr_def *ad) 2844 { 2845 struct lpfc_fdmi_attr_entry *ae; 2846 uint32_t len, size; 2847 2848 ae = &ad->AttrValue; 2849 memset(ae, 0, sizeof(*ae)); 2850 2851 strncpy(ae->un.AttrString, "Smart SAN Initiator", 2852 sizeof(ae->un.AttrString)); 2853 len = strnlen(ae->un.AttrString, 2854 sizeof(ae->un.AttrString)); 2855 len += (len & 3) ? (4 - (len & 3)) : 4; 2856 size = FOURBYTES + len; 2857 ad->AttrLen = cpu_to_be16(size); 2858 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE); 2859 return size; 2860 } 2861 2862 static int 2863 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, 2864 struct lpfc_fdmi_attr_def *ad) 2865 { 2866 struct lpfc_fdmi_attr_entry *ae; 2867 uint32_t size; 2868 2869 ae = &ad->AttrValue; 2870 memset(ae, 0, sizeof(*ae)); 2871 2872 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName, 2873 sizeof(struct lpfc_name)); 2874 memcpy((((uint8_t *)&ae->un.AttrString) + 2875 sizeof(struct lpfc_name)), 2876 &vport->fc_sparam.portName, sizeof(struct lpfc_name)); 2877 size = FOURBYTES + (2 * sizeof(struct lpfc_name)); 2878 ad->AttrLen = cpu_to_be16(size); 2879 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID); 2880 return size; 2881 } 2882 2883 static int 2884 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, 2885 struct lpfc_fdmi_attr_def *ad) 2886 { 2887 struct lpfc_fdmi_attr_entry *ae; 2888 uint32_t len, size; 2889 2890 ae = &ad->AttrValue; 2891 memset(ae, 0, sizeof(*ae)); 2892 2893 strncpy(ae->un.AttrString, "Smart SAN Version 2.0", 2894 sizeof(ae->un.AttrString)); 2895 len = strnlen(ae->un.AttrString, 2896 sizeof(ae->un.AttrString)); 2897 len += (len & 3) ? (4 - (len & 3)) : 4; 2898 size = FOURBYTES + len; 2899 ad->AttrLen = cpu_to_be16(size); 2900 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION); 2901 return size; 2902 } 2903 2904 static int 2905 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, 2906 struct lpfc_fdmi_attr_def *ad) 2907 { 2908 struct lpfc_hba *phba = vport->phba; 2909 struct lpfc_fdmi_attr_entry *ae; 2910 uint32_t len, size; 2911 2912 ae = &ad->AttrValue; 2913 memset(ae, 0, sizeof(*ae)); 2914 2915 strncpy(ae->un.AttrString, phba->ModelName, 2916 sizeof(ae->un.AttrString)); 2917 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2918 len += (len & 3) ? (4 - (len & 3)) : 4; 2919 size = FOURBYTES + len; 2920 ad->AttrLen = cpu_to_be16(size); 2921 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL); 2922 return size; 2923 } 2924 2925 static int 2926 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, 2927 struct lpfc_fdmi_attr_def *ad) 2928 { 2929 struct lpfc_fdmi_attr_entry *ae; 2930 uint32_t size; 2931 2932 ae = &ad->AttrValue; 2933 2934 /* SRIOV (type 3) is not supported */ 2935 if (vport->vpi) 2936 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */ 2937 else 2938 ae->un.AttrInt = cpu_to_be32(1); /* Physical */ 2939 size = FOURBYTES + sizeof(uint32_t); 2940 ad->AttrLen = cpu_to_be16(size); 2941 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO); 2942 return size; 2943 } 2944 2945 static int 2946 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, 2947 struct lpfc_fdmi_attr_def *ad) 2948 { 2949 struct lpfc_fdmi_attr_entry *ae; 2950 uint32_t size; 2951 2952 ae = &ad->AttrValue; 2953 ae->un.AttrInt = cpu_to_be32(0); 2954 size = FOURBYTES + sizeof(uint32_t); 2955 ad->AttrLen = cpu_to_be16(size); 2956 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS); 2957 return size; 2958 } 2959 2960 static int 2961 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, 2962 struct lpfc_fdmi_attr_def *ad) 2963 { 2964 struct lpfc_fdmi_attr_entry *ae; 2965 uint32_t size; 2966 2967 ae = &ad->AttrValue; 2968 ae->un.AttrInt = cpu_to_be32(1); 2969 size = FOURBYTES + sizeof(uint32_t); 2970 ad->AttrLen = cpu_to_be16(size); 2971 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY); 2972 return size; 2973 } 2974 2975 /* RHBA attribute jump table */ 2976 int (*lpfc_fdmi_hba_action[]) 2977 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2978 /* Action routine Mask bit Attribute type */ 2979 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ 2980 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ 2981 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */ 2982 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */ 2983 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */ 2984 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */ 2985 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */ 2986 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */ 2987 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */ 2988 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */ 2989 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */ 2990 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */ 2991 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */ 2992 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */ 2993 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */ 2994 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */ 2995 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */ 2996 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */ 2997 }; 2998 2999 /* RPA / RPRT attribute jump table */ 3000 int (*lpfc_fdmi_port_action[]) 3001 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 3002 /* Action routine Mask bit Attribute type */ 3003 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ 3004 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ 3005 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */ 3006 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */ 3007 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */ 3008 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */ 3009 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */ 3010 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */ 3011 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */ 3012 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */ 3013 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */ 3014 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */ 3015 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */ 3016 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */ 3017 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */ 3018 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */ 3019 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */ 3020 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */ 3021 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */ 3022 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */ 3023 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */ 3024 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */ 3025 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */ 3026 }; 3027 3028 /** 3029 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort 3030 * @vport: pointer to a host virtual N_Port data structure. 3031 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID) 3032 * @cmdcode: FDMI command to send 3033 * @new_mask: Mask of HBA or PORT Attributes to send 3034 * 3035 * Builds and sends a FDMI command using the CT subsystem. 3036 */ 3037 int 3038 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, 3039 int cmdcode, uint32_t new_mask) 3040 { 3041 struct lpfc_hba *phba = vport->phba; 3042 struct lpfc_dmabuf *mp, *bmp; 3043 struct lpfc_sli_ct_request *CtReq; 3044 struct ulp_bde64 *bpl; 3045 uint32_t bit_pos; 3046 uint32_t size; 3047 uint32_t rsp_size; 3048 uint32_t mask; 3049 struct lpfc_fdmi_reg_hba *rh; 3050 struct lpfc_fdmi_port_entry *pe; 3051 struct lpfc_fdmi_reg_portattr *pab = NULL; 3052 struct lpfc_fdmi_attr_block *ab = NULL; 3053 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad); 3054 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *, 3055 struct lpfc_iocbq *); 3056 3057 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 3058 return 0; 3059 3060 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */ 3061 3062 /* fill in BDEs for command */ 3063 /* Allocate buffer for command payload */ 3064 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 3065 if (!mp) 3066 goto fdmi_cmd_exit; 3067 3068 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 3069 if (!mp->virt) 3070 goto fdmi_cmd_free_mp; 3071 3072 /* Allocate buffer for Buffer ptr list */ 3073 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 3074 if (!bmp) 3075 goto fdmi_cmd_free_mpvirt; 3076 3077 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys)); 3078 if (!bmp->virt) 3079 goto fdmi_cmd_free_bmp; 3080 3081 INIT_LIST_HEAD(&mp->list); 3082 INIT_LIST_HEAD(&bmp->list); 3083 3084 /* FDMI request */ 3085 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3086 "0218 FDMI Request Data: x%x x%x x%x\n", 3087 vport->fc_flag, vport->port_state, cmdcode); 3088 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 3089 3090 /* First populate the CT_IU preamble */ 3091 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 3092 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 3093 CtReq->RevisionId.bits.InId = 0; 3094 3095 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 3096 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 3097 3098 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 3099 rsp_size = LPFC_BPL_SIZE; 3100 size = 0; 3101 3102 /* Next fill in the specific FDMI cmd information */ 3103 switch (cmdcode) { 3104 case SLI_MGMT_RHAT: 3105 case SLI_MGMT_RHBA: 3106 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID; 3107 /* HBA Identifier */ 3108 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, 3109 sizeof(struct lpfc_name)); 3110 3111 if (cmdcode == SLI_MGMT_RHBA) { 3112 /* Registered Port List */ 3113 /* One entry (port) per adapter */ 3114 rh->rpl.EntryCnt = cpu_to_be32(1); 3115 memcpy(&rh->rpl.pe.PortName, 3116 &phba->pport->fc_sparam.portName, 3117 sizeof(struct lpfc_name)); 3118 3119 /* point to the HBA attribute block */ 3120 size = 2 * sizeof(struct lpfc_name) + 3121 FOURBYTES; 3122 } else { 3123 size = sizeof(struct lpfc_name); 3124 } 3125 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); 3126 ab->EntryCnt = 0; 3127 size += FOURBYTES; 3128 bit_pos = 0; 3129 if (new_mask) 3130 mask = new_mask; 3131 else 3132 mask = vport->fdmi_hba_mask; 3133 3134 /* Mask will dictate what attributes to build in the request */ 3135 while (mask) { 3136 if (mask & 0x1) { 3137 func = lpfc_fdmi_hba_action[bit_pos]; 3138 size += func(vport, 3139 (struct lpfc_fdmi_attr_def *) 3140 ((uint8_t *)rh + size)); 3141 ab->EntryCnt++; 3142 if ((size + 256) > 3143 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3144 goto hba_out; 3145 } 3146 mask = mask >> 1; 3147 bit_pos++; 3148 } 3149 hba_out: 3150 ab->EntryCnt = cpu_to_be32(ab->EntryCnt); 3151 /* Total size */ 3152 size = GID_REQUEST_SZ - 4 + size; 3153 break; 3154 3155 case SLI_MGMT_RPRT: 3156 case SLI_MGMT_RPA: 3157 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID; 3158 if (cmdcode == SLI_MGMT_RPRT) { 3159 rh = (struct lpfc_fdmi_reg_hba *)pab; 3160 /* HBA Identifier */ 3161 memcpy(&rh->hi.PortName, 3162 &phba->pport->fc_sparam.portName, 3163 sizeof(struct lpfc_name)); 3164 pab = (struct lpfc_fdmi_reg_portattr *) 3165 ((uint8_t *)pab + sizeof(struct lpfc_name)); 3166 } 3167 3168 memcpy((uint8_t *)&pab->PortName, 3169 (uint8_t *)&vport->fc_sparam.portName, 3170 sizeof(struct lpfc_name)); 3171 size += sizeof(struct lpfc_name) + FOURBYTES; 3172 pab->ab.EntryCnt = 0; 3173 bit_pos = 0; 3174 if (new_mask) 3175 mask = new_mask; 3176 else 3177 mask = vport->fdmi_port_mask; 3178 3179 /* Mask will dictate what attributes to build in the request */ 3180 while (mask) { 3181 if (mask & 0x1) { 3182 func = lpfc_fdmi_port_action[bit_pos]; 3183 size += func(vport, 3184 (struct lpfc_fdmi_attr_def *) 3185 ((uint8_t *)pab + size)); 3186 pab->ab.EntryCnt++; 3187 if ((size + 256) > 3188 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3189 goto port_out; 3190 } 3191 mask = mask >> 1; 3192 bit_pos++; 3193 } 3194 port_out: 3195 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); 3196 /* Total size */ 3197 if (cmdcode == SLI_MGMT_RPRT) 3198 size += sizeof(struct lpfc_name); 3199 size = GID_REQUEST_SZ - 4 + size; 3200 break; 3201 3202 case SLI_MGMT_GHAT: 3203 case SLI_MGMT_GRPL: 3204 rsp_size = FC_MAX_NS_RSP; 3205 fallthrough; 3206 case SLI_MGMT_DHBA: 3207 case SLI_MGMT_DHAT: 3208 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 3209 memcpy((uint8_t *)&pe->PortName, 3210 (uint8_t *)&vport->fc_sparam.portName, 3211 sizeof(struct lpfc_name)); 3212 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3213 break; 3214 3215 case SLI_MGMT_GPAT: 3216 case SLI_MGMT_GPAS: 3217 rsp_size = FC_MAX_NS_RSP; 3218 fallthrough; 3219 case SLI_MGMT_DPRT: 3220 case SLI_MGMT_DPA: 3221 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 3222 memcpy((uint8_t *)&pe->PortName, 3223 (uint8_t *)&vport->fc_sparam.portName, 3224 sizeof(struct lpfc_name)); 3225 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3226 break; 3227 case SLI_MGMT_GRHL: 3228 size = GID_REQUEST_SZ - 4; 3229 break; 3230 default: 3231 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 3232 "0298 FDMI cmdcode x%x not supported\n", 3233 cmdcode); 3234 goto fdmi_cmd_free_bmpvirt; 3235 } 3236 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3237 3238 bpl = (struct ulp_bde64 *)bmp->virt; 3239 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys)); 3240 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys)); 3241 bpl->tus.f.bdeFlags = 0; 3242 bpl->tus.f.bdeSize = size; 3243 3244 /* 3245 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3246 * to hold ndlp reference for the corresponding callback function. 3247 */ 3248 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0)) 3249 return 0; 3250 3251 /* 3252 * Decrement ndlp reference count to release ndlp reference held 3253 * for the failed command's callback function. 3254 */ 3255 lpfc_nlp_put(ndlp); 3256 3257 fdmi_cmd_free_bmpvirt: 3258 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 3259 fdmi_cmd_free_bmp: 3260 kfree(bmp); 3261 fdmi_cmd_free_mpvirt: 3262 lpfc_mbuf_free(phba, mp->virt, mp->phys); 3263 fdmi_cmd_free_mp: 3264 kfree(mp); 3265 fdmi_cmd_exit: 3266 /* Issue FDMI request failed */ 3267 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3268 "0244 Issue FDMI request failed Data: x%x\n", 3269 cmdcode); 3270 return 1; 3271 } 3272 3273 /** 3274 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 3275 * @t: Context object of the timer. 3276 * 3277 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 3278 * the worker thread. 3279 **/ 3280 void 3281 lpfc_delayed_disc_tmo(struct timer_list *t) 3282 { 3283 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo); 3284 struct lpfc_hba *phba = vport->phba; 3285 uint32_t tmo_posted; 3286 unsigned long iflag; 3287 3288 spin_lock_irqsave(&vport->work_port_lock, iflag); 3289 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 3290 if (!tmo_posted) 3291 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 3292 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 3293 3294 if (!tmo_posted) 3295 lpfc_worker_wake_up(phba); 3296 return; 3297 } 3298 3299 /** 3300 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 3301 * handle delayed discovery. 3302 * @vport: pointer to a host virtual N_Port data structure. 3303 * 3304 * This function start nport discovery of the vport. 3305 **/ 3306 void 3307 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 3308 { 3309 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 3310 3311 spin_lock_irq(shost->host_lock); 3312 if (!(vport->fc_flag & FC_DISC_DELAYED)) { 3313 spin_unlock_irq(shost->host_lock); 3314 return; 3315 } 3316 vport->fc_flag &= ~FC_DISC_DELAYED; 3317 spin_unlock_irq(shost->host_lock); 3318 3319 lpfc_do_scr_ns_plogi(vport->phba, vport); 3320 } 3321 3322 void 3323 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 3324 { 3325 struct lpfc_sli *psli = &phba->sli; 3326 lpfc_vpd_t *vp = &phba->vpd; 3327 uint32_t b1, b2, b3, b4, i, rev; 3328 char c; 3329 uint32_t *ptr, str[4]; 3330 uint8_t *fwname; 3331 3332 if (phba->sli_rev == LPFC_SLI_REV4) 3333 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 3334 else if (vp->rev.rBit) { 3335 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3336 rev = vp->rev.sli2FwRev; 3337 else 3338 rev = vp->rev.sli1FwRev; 3339 3340 b1 = (rev & 0x0000f000) >> 12; 3341 b2 = (rev & 0x00000f00) >> 8; 3342 b3 = (rev & 0x000000c0) >> 6; 3343 b4 = (rev & 0x00000030) >> 4; 3344 3345 switch (b4) { 3346 case 0: 3347 c = 'N'; 3348 break; 3349 case 1: 3350 c = 'A'; 3351 break; 3352 case 2: 3353 c = 'B'; 3354 break; 3355 case 3: 3356 c = 'X'; 3357 break; 3358 default: 3359 c = 0; 3360 break; 3361 } 3362 b4 = (rev & 0x0000000f); 3363 3364 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3365 fwname = vp->rev.sli2FwName; 3366 else 3367 fwname = vp->rev.sli1FwName; 3368 3369 for (i = 0; i < 16; i++) 3370 if (fwname[i] == 0x20) 3371 fwname[i] = 0; 3372 3373 ptr = (uint32_t*)fwname; 3374 3375 for (i = 0; i < 3; i++) 3376 str[i] = be32_to_cpu(*ptr++); 3377 3378 if (c == 0) { 3379 if (flag) 3380 sprintf(fwrevision, "%d.%d%d (%s)", 3381 b1, b2, b3, (char *)str); 3382 else 3383 sprintf(fwrevision, "%d.%d%d", b1, 3384 b2, b3); 3385 } else { 3386 if (flag) 3387 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 3388 b1, b2, b3, c, 3389 b4, (char *)str); 3390 else 3391 sprintf(fwrevision, "%d.%d%d%c%d", 3392 b1, b2, b3, c, b4); 3393 } 3394 } else { 3395 rev = vp->rev.smFwRev; 3396 3397 b1 = (rev & 0xff000000) >> 24; 3398 b2 = (rev & 0x00f00000) >> 20; 3399 b3 = (rev & 0x000f0000) >> 16; 3400 c = (rev & 0x0000ff00) >> 8; 3401 b4 = (rev & 0x000000ff); 3402 3403 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 3404 } 3405 return; 3406 } 3407