1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017-2018 Broadcom. All Rights Reserved. The term * 5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * 6 * Copyright (C) 2004-2016 Emulex. All rights reserved. * 7 * EMULEX and SLI are trademarks of Emulex. * 8 * www.broadcom.com * 9 * * 10 * This program is free software; you can redistribute it and/or * 11 * modify it under the terms of version 2 of the GNU General * 12 * Public License as published by the Free Software Foundation. * 13 * This program is distributed in the hope that it will be useful. * 14 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 15 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 16 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 17 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 18 * TO BE LEGALLY INVALID. See the GNU General Public License for * 19 * more details, a copy of which can be found in the file COPYING * 20 * included with this package. * 21 *******************************************************************/ 22 23 /* 24 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS 25 */ 26 27 #include <linux/blkdev.h> 28 #include <linux/pci.h> 29 #include <linux/interrupt.h> 30 #include <linux/slab.h> 31 #include <linux/utsname.h> 32 33 #include <scsi/scsi.h> 34 #include <scsi/scsi_device.h> 35 #include <scsi/scsi_host.h> 36 #include <scsi/scsi_transport_fc.h> 37 #include <scsi/fc/fc_fs.h> 38 39 #include "lpfc_hw4.h" 40 #include "lpfc_hw.h" 41 #include "lpfc_sli.h" 42 #include "lpfc_sli4.h" 43 #include "lpfc_nl.h" 44 #include "lpfc_disc.h" 45 #include "lpfc.h" 46 #include "lpfc_scsi.h" 47 #include "lpfc_nvme.h" 48 #include "lpfc_logmsg.h" 49 #include "lpfc_crtn.h" 50 #include "lpfc_version.h" 51 #include "lpfc_vport.h" 52 #include "lpfc_debugfs.h" 53 54 /* FDMI Port Speed definitions - FC-GS-7 */ 55 #define HBA_PORTSPEED_1GFC 0x00000001 /* 1G FC */ 56 #define HBA_PORTSPEED_2GFC 0x00000002 /* 2G FC */ 57 #define HBA_PORTSPEED_4GFC 0x00000008 /* 4G FC */ 58 #define HBA_PORTSPEED_10GFC 0x00000004 /* 10G FC */ 59 #define HBA_PORTSPEED_8GFC 0x00000010 /* 8G FC */ 60 #define HBA_PORTSPEED_16GFC 0x00000020 /* 16G FC */ 61 #define HBA_PORTSPEED_32GFC 0x00000040 /* 32G FC */ 62 #define HBA_PORTSPEED_20GFC 0x00000080 /* 20G FC */ 63 #define HBA_PORTSPEED_40GFC 0x00000100 /* 40G FC */ 64 #define HBA_PORTSPEED_128GFC 0x00000200 /* 128G FC */ 65 #define HBA_PORTSPEED_64GFC 0x00000400 /* 64G FC */ 66 #define HBA_PORTSPEED_256GFC 0x00000800 /* 256G FC */ 67 #define HBA_PORTSPEED_UNKNOWN 0x00008000 /* Unknown */ 68 #define HBA_PORTSPEED_10GE 0x00010000 /* 10G E */ 69 #define HBA_PORTSPEED_40GE 0x00020000 /* 40G E */ 70 #define HBA_PORTSPEED_100GE 0x00040000 /* 100G E */ 71 #define HBA_PORTSPEED_25GE 0x00080000 /* 25G E */ 72 #define HBA_PORTSPEED_50GE 0x00100000 /* 50G E */ 73 #define HBA_PORTSPEED_400GE 0x00200000 /* 400G E */ 74 75 #define FOURBYTES 4 76 77 78 static char *lpfc_release_version = LPFC_DRIVER_VERSION; 79 80 static void 81 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 82 struct lpfc_dmabuf *mp, uint32_t size) 83 { 84 if (!mp) { 85 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 86 "0146 Ignoring unsolicited CT No HBQ " 87 "status = x%x\n", 88 piocbq->iocb.ulpStatus); 89 } 90 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 91 "0145 Ignoring unsolicted CT HBQ Size:%d " 92 "status = x%x\n", 93 size, piocbq->iocb.ulpStatus); 94 } 95 96 static void 97 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 98 struct lpfc_dmabuf *mp, uint32_t size) 99 { 100 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size); 101 } 102 103 void 104 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, 105 struct lpfc_iocbq *piocbq) 106 { 107 struct lpfc_dmabuf *mp = NULL; 108 IOCB_t *icmd = &piocbq->iocb; 109 int i; 110 struct lpfc_iocbq *iocbq; 111 dma_addr_t paddr; 112 uint32_t size; 113 struct list_head head; 114 struct lpfc_dmabuf *bdeBuf; 115 116 if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0) 117 return; 118 119 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) { 120 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); 121 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) && 122 ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) == 123 IOERR_RCV_BUFFER_WAITING)) { 124 /* Not enough posted buffers; Try posting more buffers */ 125 phba->fc_stat.NoRcvBuf++; 126 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) 127 lpfc_post_buffer(phba, pring, 2); 128 return; 129 } 130 131 /* If there are no BDEs associated with this IOCB, 132 * there is nothing to do. 133 */ 134 if (icmd->ulpBdeCount == 0) 135 return; 136 137 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { 138 INIT_LIST_HEAD(&head); 139 list_add_tail(&head, &piocbq->list); 140 list_for_each_entry(iocbq, &head, list) { 141 icmd = &iocbq->iocb; 142 if (icmd->ulpBdeCount == 0) 143 continue; 144 bdeBuf = iocbq->context2; 145 iocbq->context2 = NULL; 146 size = icmd->un.cont64[0].tus.f.bdeSize; 147 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size); 148 lpfc_in_buf_free(phba, bdeBuf); 149 if (icmd->ulpBdeCount == 2) { 150 bdeBuf = iocbq->context3; 151 iocbq->context3 = NULL; 152 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize; 153 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, 154 size); 155 lpfc_in_buf_free(phba, bdeBuf); 156 } 157 } 158 list_del(&head); 159 } else { 160 INIT_LIST_HEAD(&head); 161 list_add_tail(&head, &piocbq->list); 162 list_for_each_entry(iocbq, &head, list) { 163 icmd = &iocbq->iocb; 164 if (icmd->ulpBdeCount == 0) 165 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0); 166 for (i = 0; i < icmd->ulpBdeCount; i++) { 167 paddr = getPaddr(icmd->un.cont64[i].addrHigh, 168 icmd->un.cont64[i].addrLow); 169 mp = lpfc_sli_ringpostbuf_get(phba, pring, 170 paddr); 171 size = icmd->un.cont64[i].tus.f.bdeSize; 172 lpfc_ct_unsol_buffer(phba, iocbq, mp, size); 173 lpfc_in_buf_free(phba, mp); 174 } 175 lpfc_post_buffer(phba, pring, i); 176 } 177 list_del(&head); 178 } 179 } 180 181 /** 182 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler 183 * @phba: Pointer to HBA context object. 184 * @dmabuf: pointer to a dmabuf that describes the FC sequence 185 * 186 * This function serves as the upper level protocol abort handler for CT 187 * protocol. 188 * 189 * Return 1 if abort has been handled, 0 otherwise. 190 **/ 191 int 192 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf) 193 { 194 int handled; 195 196 /* CT upper level goes through BSG */ 197 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf); 198 199 return handled; 200 } 201 202 static void 203 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist) 204 { 205 struct lpfc_dmabuf *mlast, *next_mlast; 206 207 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) { 208 lpfc_mbuf_free(phba, mlast->virt, mlast->phys); 209 list_del(&mlast->list); 210 kfree(mlast); 211 } 212 lpfc_mbuf_free(phba, mlist->virt, mlist->phys); 213 kfree(mlist); 214 return; 215 } 216 217 static struct lpfc_dmabuf * 218 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl, 219 uint32_t size, int *entries) 220 { 221 struct lpfc_dmabuf *mlist = NULL; 222 struct lpfc_dmabuf *mp; 223 int cnt, i = 0; 224 225 /* We get chunks of FCELSSIZE */ 226 cnt = size > FCELSSIZE ? FCELSSIZE: size; 227 228 while (size) { 229 /* Allocate buffer for rsp payload */ 230 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 231 if (!mp) { 232 if (mlist) 233 lpfc_free_ct_rsp(phba, mlist); 234 return NULL; 235 } 236 237 INIT_LIST_HEAD(&mp->list); 238 239 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) || 240 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID)) 241 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 242 else 243 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 244 245 if (!mp->virt) { 246 kfree(mp); 247 if (mlist) 248 lpfc_free_ct_rsp(phba, mlist); 249 return NULL; 250 } 251 252 /* Queue it to a linked list */ 253 if (!mlist) 254 mlist = mp; 255 else 256 list_add_tail(&mp->list, &mlist->list); 257 258 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I; 259 /* build buffer ptr list for IOCB */ 260 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 261 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 262 bpl->tus.f.bdeSize = (uint16_t) cnt; 263 bpl->tus.w = le32_to_cpu(bpl->tus.w); 264 bpl++; 265 266 i++; 267 size -= cnt; 268 } 269 270 *entries = i; 271 return mlist; 272 } 273 274 int 275 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb) 276 { 277 struct lpfc_dmabuf *buf_ptr; 278 279 if (ctiocb->context_un.ndlp) { 280 lpfc_nlp_put(ctiocb->context_un.ndlp); 281 ctiocb->context_un.ndlp = NULL; 282 } 283 if (ctiocb->context1) { 284 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1; 285 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 286 kfree(buf_ptr); 287 ctiocb->context1 = NULL; 288 } 289 if (ctiocb->context2) { 290 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2); 291 ctiocb->context2 = NULL; 292 } 293 294 if (ctiocb->context3) { 295 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3; 296 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 297 kfree(buf_ptr); 298 ctiocb->context3 = NULL; 299 } 300 lpfc_sli_release_iocbq(phba, ctiocb); 301 return 0; 302 } 303 304 /** 305 * lpfc_gen_req - Build and issue a GEN_REQUEST command to the SLI Layer 306 * @vport: pointer to a host virtual N_Port data structure. 307 * @bmp: Pointer to BPL for SLI command 308 * @inp: Pointer to data buffer for response data. 309 * @outp: Pointer to data buffer that hold the CT command. 310 * @cmpl: completion routine to call when command completes 311 * @ndlp: Destination NPort nodelist entry 312 * 313 * This function as the final part for issuing a CT command. 314 */ 315 static int 316 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp, 317 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp, 318 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 319 struct lpfc_iocbq *), 320 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry, 321 uint32_t tmo, uint8_t retry) 322 { 323 struct lpfc_hba *phba = vport->phba; 324 IOCB_t *icmd; 325 struct lpfc_iocbq *geniocb; 326 int rc; 327 328 /* Allocate buffer for command iocb */ 329 geniocb = lpfc_sli_get_iocbq(phba); 330 331 if (geniocb == NULL) 332 return 1; 333 334 icmd = &geniocb->iocb; 335 icmd->un.genreq64.bdl.ulpIoTag32 = 0; 336 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys); 337 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys); 338 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; 339 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof(struct ulp_bde64)); 340 341 if (usr_flg) 342 geniocb->context3 = NULL; 343 else 344 geniocb->context3 = (uint8_t *) bmp; 345 346 /* Save for completion so we can release these resources */ 347 geniocb->context1 = (uint8_t *) inp; 348 geniocb->context2 = (uint8_t *) outp; 349 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp); 350 351 /* Fill in payload, bp points to frame payload */ 352 icmd->ulpCommand = CMD_GEN_REQUEST64_CR; 353 354 /* Fill in rest of iocb */ 355 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA); 356 icmd->un.genreq64.w5.hcsw.Dfctl = 0; 357 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL; 358 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT; 359 360 if (!tmo) { 361 /* FC spec states we need 3 * ratov for CT requests */ 362 tmo = (3 * phba->fc_ratov); 363 } 364 icmd->ulpTimeout = tmo; 365 icmd->ulpBdeCount = 1; 366 icmd->ulpLe = 1; 367 icmd->ulpClass = CLASS3; 368 icmd->ulpContext = ndlp->nlp_rpi; 369 if (phba->sli_rev == LPFC_SLI_REV4) 370 icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]; 371 372 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { 373 /* For GEN_REQUEST64_CR, use the RPI */ 374 icmd->ulpCt_h = 0; 375 icmd->ulpCt_l = 0; 376 } 377 378 /* Issue GEN REQ IOCB for NPORT <did> */ 379 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 380 "0119 Issue GEN REQ IOCB to NPORT x%x " 381 "Data: x%x x%x\n", 382 ndlp->nlp_DID, icmd->ulpIoTag, 383 vport->port_state); 384 geniocb->iocb_cmpl = cmpl; 385 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT; 386 geniocb->vport = vport; 387 geniocb->retry = retry; 388 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0); 389 390 if (rc == IOCB_ERROR) { 391 lpfc_sli_release_iocbq(phba, geniocb); 392 return 1; 393 } 394 395 return 0; 396 } 397 398 /** 399 * lpfc_ct_cmd - Build and issue a CT command 400 * @vport: pointer to a host virtual N_Port data structure. 401 * @inmp: Pointer to data buffer for response data. 402 * @bmp: Pointer to BPL for SLI command 403 * @ndlp: Destination NPort nodelist entry 404 * @cmpl: completion routine to call when command completes 405 * 406 * This function is called for issuing a CT command. 407 */ 408 static int 409 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp, 410 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp, 411 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 412 struct lpfc_iocbq *), 413 uint32_t rsp_size, uint8_t retry) 414 { 415 struct lpfc_hba *phba = vport->phba; 416 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt; 417 struct lpfc_dmabuf *outmp; 418 int cnt = 0, status; 419 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)-> 420 CommandResponse.bits.CmdRsp; 421 422 bpl++; /* Skip past ct request */ 423 424 /* Put buffer(s) for ct rsp in bpl */ 425 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt); 426 if (!outmp) 427 return -ENOMEM; 428 /* 429 * Form the CT IOCB. The total number of BDEs in this IOCB 430 * is the single command plus response count from 431 * lpfc_alloc_ct_rsp. 432 */ 433 cnt += 1; 434 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0, 435 cnt, 0, retry); 436 if (status) { 437 lpfc_free_ct_rsp(phba, outmp); 438 return -ENOMEM; 439 } 440 return 0; 441 } 442 443 struct lpfc_vport * 444 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { 445 struct lpfc_vport *vport_curr; 446 unsigned long flags; 447 448 spin_lock_irqsave(&phba->hbalock, flags); 449 list_for_each_entry(vport_curr, &phba->port_list, listentry) { 450 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { 451 spin_unlock_irqrestore(&phba->hbalock, flags); 452 return vport_curr; 453 } 454 } 455 spin_unlock_irqrestore(&phba->hbalock, flags); 456 return NULL; 457 } 458 459 static void 460 lpfc_prep_node_fc4type(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 461 { 462 struct lpfc_nodelist *ndlp; 463 464 if ((vport->port_type != LPFC_NPIV_PORT) || 465 !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) { 466 467 ndlp = lpfc_setup_disc_node(vport, Did); 468 469 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 470 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 471 "Parse GID_FTrsp: did:x%x flg:x%x x%x", 472 Did, ndlp->nlp_flag, vport->fc_flag); 473 474 /* Don't assume the rport is always the previous 475 * FC4 type. 476 */ 477 ndlp->nlp_fc4_type &= ~(NLP_FC4_FCP | NLP_FC4_NVME); 478 479 /* By default, the driver expects to support FCP FC4 */ 480 if (fc4_type == FC_TYPE_FCP) 481 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 482 483 if (fc4_type == FC_TYPE_NVME) 484 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 485 486 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 487 "0238 Process x%06x NameServer Rsp " 488 "Data: x%x x%x x%x x%x\n", Did, 489 ndlp->nlp_flag, ndlp->nlp_fc4_type, 490 vport->fc_flag, 491 vport->fc_rscn_id_cnt); 492 } else { 493 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 494 "Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d", 495 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 496 497 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 498 "0239 Skip x%06x NameServer Rsp " 499 "Data: x%x x%x\n", Did, 500 vport->fc_flag, 501 vport->fc_rscn_id_cnt); 502 } 503 } else { 504 if (!(vport->fc_flag & FC_RSCN_MODE) || 505 lpfc_rscn_payload_check(vport, Did)) { 506 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 507 "Query GID_FTrsp: did:x%x flg:x%x cnt:%d", 508 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 509 510 /* 511 * This NPortID was previously a FCP/NVMe target, 512 * Don't even bother to send GFF_ID. 513 */ 514 ndlp = lpfc_findnode_did(vport, Did); 515 if (ndlp && NLP_CHK_NODE_ACT(ndlp) && 516 (ndlp->nlp_type & 517 (NLP_FCP_TARGET | NLP_NVME_TARGET))) { 518 if (fc4_type == FC_TYPE_FCP) 519 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 520 if (fc4_type == FC_TYPE_NVME) 521 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 522 lpfc_setup_disc_node(vport, Did); 523 } else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 524 0, Did) == 0) 525 vport->num_disc_nodes++; 526 else 527 lpfc_setup_disc_node(vport, Did); 528 } else { 529 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 530 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d", 531 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 532 533 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 534 "0245 Skip x%06x NameServer Rsp " 535 "Data: x%x x%x\n", Did, 536 vport->fc_flag, 537 vport->fc_rscn_id_cnt); 538 } 539 } 540 } 541 542 static void 543 lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 544 { 545 struct lpfc_hba *phba = vport->phba; 546 struct lpfc_nodelist *ndlp = NULL; 547 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 548 549 /* 550 * To conserve rpi's, filter out addresses for other 551 * vports on the same physical HBAs. 552 */ 553 if (Did != vport->fc_myDID && 554 (!lpfc_find_vport_by_did(phba, Did) || 555 vport->cfg_peer_port_login)) { 556 if (!phba->nvmet_support) { 557 /* FCPI/NVMEI path. Process Did */ 558 lpfc_prep_node_fc4type(vport, Did, fc4_type); 559 return; 560 } 561 /* NVMET path. NVMET only cares about NVMEI nodes. */ 562 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 563 if (ndlp->nlp_type != NLP_NVME_INITIATOR || 564 ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) 565 continue; 566 spin_lock_irq(shost->host_lock); 567 if (ndlp->nlp_DID == Did) 568 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 569 else 570 ndlp->nlp_flag |= NLP_NVMET_RECOV; 571 spin_unlock_irq(shost->host_lock); 572 } 573 } 574 } 575 576 static int 577 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type, 578 uint32_t Size) 579 { 580 struct lpfc_sli_ct_request *Response = 581 (struct lpfc_sli_ct_request *) mp->virt; 582 struct lpfc_dmabuf *mlast, *next_mp; 583 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 584 uint32_t Did, CTentry; 585 int Cnt; 586 struct list_head head; 587 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 588 struct lpfc_nodelist *ndlp = NULL; 589 590 lpfc_set_disctmo(vport); 591 vport->num_disc_nodes = 0; 592 vport->fc_ns_retry = 0; 593 594 595 list_add_tail(&head, &mp->list); 596 list_for_each_entry_safe(mp, next_mp, &head, list) { 597 mlast = mp; 598 599 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 600 601 Size -= Cnt; 602 603 if (!ctptr) { 604 ctptr = (uint32_t *) mlast->virt; 605 } else 606 Cnt -= 16; /* subtract length of CT header */ 607 608 /* Loop through entire NameServer list of DIDs */ 609 while (Cnt >= sizeof(uint32_t)) { 610 /* Get next DID from NameServer List */ 611 CTentry = *ctptr++; 612 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 613 lpfc_ns_rsp_audit_did(vport, Did, fc4_type); 614 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY))) 615 goto nsout1; 616 617 Cnt -= sizeof(uint32_t); 618 } 619 ctptr = NULL; 620 621 } 622 623 /* All GID_FT entries processed. If the driver is running in 624 * in target mode, put impacted nodes into recovery and drop 625 * the RPI to flush outstanding IO. 626 */ 627 if (vport->phba->nvmet_support) { 628 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 629 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV)) 630 continue; 631 lpfc_disc_state_machine(vport, ndlp, NULL, 632 NLP_EVT_DEVICE_RECOVERY); 633 spin_lock_irq(shost->host_lock); 634 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 635 spin_unlock_irq(shost->host_lock); 636 } 637 } 638 639 nsout1: 640 list_del(&head); 641 return 0; 642 } 643 644 static void 645 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 646 struct lpfc_iocbq *rspiocb) 647 { 648 struct lpfc_vport *vport = cmdiocb->vport; 649 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 650 IOCB_t *irsp; 651 struct lpfc_dmabuf *outp; 652 struct lpfc_dmabuf *inp; 653 struct lpfc_sli_ct_request *CTrsp; 654 struct lpfc_sli_ct_request *CTreq; 655 struct lpfc_nodelist *ndlp; 656 int rc, type; 657 658 /* First save ndlp, before we overwrite it */ 659 ndlp = cmdiocb->context_un.ndlp; 660 661 /* we pass cmdiocb to state machine which needs rspiocb as well */ 662 cmdiocb->context_un.rsp_iocb = rspiocb; 663 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 664 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 665 irsp = &rspiocb->iocb; 666 667 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 668 "GID_FT cmpl: status:x%x/x%x rtry:%d", 669 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry); 670 671 /* Don't bother processing response if vport is being torn down. */ 672 if (vport->load_flag & FC_UNLOADING) { 673 if (vport->fc_flag & FC_RSCN_MODE) 674 lpfc_els_flush_rscn(vport); 675 goto out; 676 } 677 678 if (lpfc_els_chk_latt(vport)) { 679 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 680 "0216 Link event during NS query\n"); 681 if (vport->fc_flag & FC_RSCN_MODE) 682 lpfc_els_flush_rscn(vport); 683 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 684 goto out; 685 } 686 if (lpfc_error_lost_link(irsp)) { 687 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 688 "0226 NS query failed due to link event\n"); 689 if (vport->fc_flag & FC_RSCN_MODE) 690 lpfc_els_flush_rscn(vport); 691 goto out; 692 } 693 694 spin_lock_irq(shost->host_lock); 695 if (vport->fc_flag & FC_RSCN_DEFERRED) { 696 vport->fc_flag &= ~FC_RSCN_DEFERRED; 697 spin_unlock_irq(shost->host_lock); 698 699 /* This is a GID_FT completing so the gidft_inp counter was 700 * incremented before the GID_FT was issued to the wire. 701 */ 702 vport->gidft_inp--; 703 704 /* 705 * Skip processing the NS response 706 * Re-issue the NS cmd 707 */ 708 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 709 "0151 Process Deferred RSCN Data: x%x x%x\n", 710 vport->fc_flag, vport->fc_rscn_id_cnt); 711 lpfc_els_handle_rscn(vport); 712 713 goto out; 714 } 715 spin_unlock_irq(shost->host_lock); 716 717 if (irsp->ulpStatus) { 718 /* Check for retry */ 719 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 720 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT || 721 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) != 722 IOERR_NO_RESOURCES) 723 vport->fc_ns_retry++; 724 725 type = lpfc_get_gidft_type(vport, cmdiocb); 726 if (type == 0) 727 goto out; 728 729 /* CT command is being retried */ 730 vport->gidft_inp--; 731 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 732 vport->fc_ns_retry, type); 733 if (rc == 0) 734 goto out; 735 } 736 if (vport->fc_flag & FC_RSCN_MODE) 737 lpfc_els_flush_rscn(vport); 738 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 739 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, 740 "0257 GID_FT Query error: 0x%x 0x%x\n", 741 irsp->ulpStatus, vport->fc_ns_retry); 742 } else { 743 /* Good status, continue checking */ 744 CTreq = (struct lpfc_sli_ct_request *) inp->virt; 745 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 746 if (CTrsp->CommandResponse.bits.CmdRsp == 747 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 748 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 749 "0208 NameServer Rsp Data: x%x x%x\n", 750 vport->fc_flag, 751 CTreq->un.gid.Fc4Type); 752 753 lpfc_ns_rsp(vport, 754 outp, 755 CTreq->un.gid.Fc4Type, 756 (uint32_t) (irsp->un.genreq64.bdl.bdeSize)); 757 } else if (CTrsp->CommandResponse.bits.CmdRsp == 758 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 759 /* NameServer Rsp Error */ 760 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 761 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 762 lpfc_printf_vlog(vport, KERN_INFO, 763 LOG_DISCOVERY, 764 "0269 No NameServer Entries " 765 "Data: x%x x%x x%x x%x\n", 766 CTrsp->CommandResponse.bits.CmdRsp, 767 (uint32_t) CTrsp->ReasonCode, 768 (uint32_t) CTrsp->Explanation, 769 vport->fc_flag); 770 771 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 772 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 773 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 774 (uint32_t) CTrsp->ReasonCode, 775 (uint32_t) CTrsp->Explanation); 776 } else { 777 lpfc_printf_vlog(vport, KERN_INFO, 778 LOG_DISCOVERY, 779 "0240 NameServer Rsp Error " 780 "Data: x%x x%x x%x x%x\n", 781 CTrsp->CommandResponse.bits.CmdRsp, 782 (uint32_t) CTrsp->ReasonCode, 783 (uint32_t) CTrsp->Explanation, 784 vport->fc_flag); 785 786 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 787 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 788 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 789 (uint32_t) CTrsp->ReasonCode, 790 (uint32_t) CTrsp->Explanation); 791 } 792 793 794 } else { 795 /* NameServer Rsp Error */ 796 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 797 "0241 NameServer Rsp Error " 798 "Data: x%x x%x x%x x%x\n", 799 CTrsp->CommandResponse.bits.CmdRsp, 800 (uint32_t) CTrsp->ReasonCode, 801 (uint32_t) CTrsp->Explanation, 802 vport->fc_flag); 803 804 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 805 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 806 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 807 (uint32_t) CTrsp->ReasonCode, 808 (uint32_t) CTrsp->Explanation); 809 } 810 vport->gidft_inp--; 811 } 812 /* Link up / RSCN discovery */ 813 if ((vport->num_disc_nodes == 0) && 814 (vport->gidft_inp == 0)) { 815 /* 816 * The driver has cycled through all Nports in the RSCN payload. 817 * Complete the handling by cleaning up and marking the 818 * current driver state. 819 */ 820 if (vport->port_state >= LPFC_DISC_AUTH) { 821 if (vport->fc_flag & FC_RSCN_MODE) { 822 lpfc_els_flush_rscn(vport); 823 spin_lock_irq(shost->host_lock); 824 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 825 spin_unlock_irq(shost->host_lock); 826 } 827 else 828 lpfc_els_flush_rscn(vport); 829 } 830 831 lpfc_disc_start(vport); 832 } 833 out: 834 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 835 lpfc_ct_free_iocb(phba, cmdiocb); 836 return; 837 } 838 839 static void 840 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 841 struct lpfc_iocbq *rspiocb) 842 { 843 struct lpfc_vport *vport = cmdiocb->vport; 844 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 845 IOCB_t *irsp = &rspiocb->iocb; 846 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1; 847 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2; 848 struct lpfc_sli_ct_request *CTrsp; 849 int did, rc, retry; 850 uint8_t fbits; 851 struct lpfc_nodelist *ndlp; 852 853 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 854 did = be32_to_cpu(did); 855 856 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 857 "GFF_ID cmpl: status:x%x/x%x did:x%x", 858 irsp->ulpStatus, irsp->un.ulpWord[4], did); 859 860 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 861 /* Good status, continue checking */ 862 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 863 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 864 865 if (CTrsp->CommandResponse.bits.CmdRsp == 866 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 867 if ((fbits & FC4_FEATURE_INIT) && 868 !(fbits & FC4_FEATURE_TARGET)) { 869 lpfc_printf_vlog(vport, KERN_INFO, 870 LOG_DISCOVERY, 871 "0270 Skip x%x GFF " 872 "NameServer Rsp Data: (init) " 873 "x%x x%x\n", did, fbits, 874 vport->fc_rscn_id_cnt); 875 goto out; 876 } 877 } 878 } 879 else { 880 /* Check for retry */ 881 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 882 retry = 1; 883 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 884 switch ((irsp->un.ulpWord[4] & 885 IOERR_PARAM_MASK)) { 886 887 case IOERR_NO_RESOURCES: 888 /* We don't increment the retry 889 * count for this case. 890 */ 891 break; 892 case IOERR_LINK_DOWN: 893 case IOERR_SLI_ABORTED: 894 case IOERR_SLI_DOWN: 895 retry = 0; 896 break; 897 default: 898 cmdiocb->retry++; 899 } 900 } 901 else 902 cmdiocb->retry++; 903 904 if (retry) { 905 /* CT command is being retried */ 906 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 907 cmdiocb->retry, did); 908 if (rc == 0) { 909 /* success */ 910 lpfc_ct_free_iocb(phba, cmdiocb); 911 return; 912 } 913 } 914 } 915 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 916 "0267 NameServer GFF Rsp " 917 "x%x Error (%d %d) Data: x%x x%x\n", 918 did, irsp->ulpStatus, irsp->un.ulpWord[4], 919 vport->fc_flag, vport->fc_rscn_id_cnt); 920 } 921 922 /* This is a target port, unregistered port, or the GFF_ID failed */ 923 ndlp = lpfc_setup_disc_node(vport, did); 924 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 925 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 926 "0242 Process x%x GFF " 927 "NameServer Rsp Data: x%x x%x x%x\n", 928 did, ndlp->nlp_flag, vport->fc_flag, 929 vport->fc_rscn_id_cnt); 930 } else { 931 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 932 "0243 Skip x%x GFF " 933 "NameServer Rsp Data: x%x x%x\n", did, 934 vport->fc_flag, vport->fc_rscn_id_cnt); 935 } 936 out: 937 /* Link up / RSCN discovery */ 938 if (vport->num_disc_nodes) 939 vport->num_disc_nodes--; 940 if (vport->num_disc_nodes == 0) { 941 /* 942 * The driver has cycled through all Nports in the RSCN payload. 943 * Complete the handling by cleaning up and marking the 944 * current driver state. 945 */ 946 if (vport->port_state >= LPFC_DISC_AUTH) { 947 if (vport->fc_flag & FC_RSCN_MODE) { 948 lpfc_els_flush_rscn(vport); 949 spin_lock_irq(shost->host_lock); 950 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 951 spin_unlock_irq(shost->host_lock); 952 } 953 else 954 lpfc_els_flush_rscn(vport); 955 } 956 lpfc_disc_start(vport); 957 } 958 lpfc_ct_free_iocb(phba, cmdiocb); 959 return; 960 } 961 962 static void 963 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 964 struct lpfc_iocbq *rspiocb) 965 { 966 struct lpfc_vport *vport = cmdiocb->vport; 967 IOCB_t *irsp = &rspiocb->iocb; 968 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1; 969 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2; 970 struct lpfc_sli_ct_request *CTrsp; 971 int did; 972 struct lpfc_nodelist *ndlp; 973 uint32_t fc4_data_0, fc4_data_1; 974 975 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId; 976 did = be32_to_cpu(did); 977 978 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 979 "GFT_ID cmpl: status:x%x/x%x did:x%x", 980 irsp->ulpStatus, irsp->un.ulpWord[4], did); 981 982 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 983 /* Good status, continue checking */ 984 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 985 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]); 986 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]); 987 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 988 "3062 DID x%06x GFT Wd0 x%08x Wd1 x%08x\n", 989 did, fc4_data_0, fc4_data_1); 990 991 ndlp = lpfc_findnode_did(vport, did); 992 if (ndlp) { 993 /* The bitmask value for FCP and NVME FCP types is 994 * the same because they are 32 bits distant from 995 * each other in word0 and word0. 996 */ 997 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) 998 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 999 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) 1000 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 1001 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1002 "3064 Setting ndlp %p, DID x%06x with " 1003 "FC4 x%08x, Data: x%08x x%08x\n", 1004 ndlp, did, ndlp->nlp_fc4_type, 1005 FC_TYPE_FCP, FC_TYPE_NVME); 1006 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1007 1008 lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); 1009 lpfc_issue_els_prli(vport, ndlp, 0); 1010 } 1011 } else 1012 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1013 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus); 1014 1015 lpfc_ct_free_iocb(phba, cmdiocb); 1016 } 1017 1018 static void 1019 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1020 struct lpfc_iocbq *rspiocb) 1021 { 1022 struct lpfc_vport *vport = cmdiocb->vport; 1023 struct lpfc_dmabuf *inp; 1024 struct lpfc_dmabuf *outp; 1025 IOCB_t *irsp; 1026 struct lpfc_sli_ct_request *CTrsp; 1027 struct lpfc_nodelist *ndlp; 1028 int cmdcode, rc; 1029 uint8_t retry; 1030 uint32_t latt; 1031 1032 /* First save ndlp, before we overwrite it */ 1033 ndlp = cmdiocb->context_un.ndlp; 1034 1035 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1036 cmdiocb->context_un.rsp_iocb = rspiocb; 1037 1038 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 1039 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1040 irsp = &rspiocb->iocb; 1041 1042 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 1043 CommandResponse.bits.CmdRsp); 1044 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1045 1046 latt = lpfc_els_chk_latt(vport); 1047 1048 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */ 1049 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1050 "0209 CT Request completes, latt %d, " 1051 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n", 1052 latt, irsp->ulpStatus, 1053 CTrsp->CommandResponse.bits.CmdRsp, 1054 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag); 1055 1056 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1057 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 1058 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode); 1059 1060 if (irsp->ulpStatus) { 1061 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1062 "0268 NS cmd x%x Error (x%x x%x)\n", 1063 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]); 1064 1065 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) && 1066 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 1067 IOERR_SLI_DOWN) || 1068 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 1069 IOERR_SLI_ABORTED))) 1070 goto out; 1071 1072 retry = cmdiocb->retry; 1073 if (retry >= LPFC_MAX_NS_RETRY) 1074 goto out; 1075 1076 retry++; 1077 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1078 "0250 Retrying NS cmd %x\n", cmdcode); 1079 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 1080 if (rc == 0) 1081 goto out; 1082 } 1083 1084 out: 1085 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 1086 lpfc_ct_free_iocb(phba, cmdiocb); 1087 return; 1088 } 1089 1090 static void 1091 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1092 struct lpfc_iocbq *rspiocb) 1093 { 1094 IOCB_t *irsp = &rspiocb->iocb; 1095 struct lpfc_vport *vport = cmdiocb->vport; 1096 1097 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1098 struct lpfc_dmabuf *outp; 1099 struct lpfc_sli_ct_request *CTrsp; 1100 1101 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1102 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1103 if (CTrsp->CommandResponse.bits.CmdRsp == 1104 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1105 vport->ct_flags |= FC_CT_RFT_ID; 1106 } 1107 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1108 return; 1109 } 1110 1111 static void 1112 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1113 struct lpfc_iocbq *rspiocb) 1114 { 1115 IOCB_t *irsp = &rspiocb->iocb; 1116 struct lpfc_vport *vport = cmdiocb->vport; 1117 1118 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1119 struct lpfc_dmabuf *outp; 1120 struct lpfc_sli_ct_request *CTrsp; 1121 1122 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1123 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1124 if (CTrsp->CommandResponse.bits.CmdRsp == 1125 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1126 vport->ct_flags |= FC_CT_RNN_ID; 1127 } 1128 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1129 return; 1130 } 1131 1132 static void 1133 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1134 struct lpfc_iocbq *rspiocb) 1135 { 1136 IOCB_t *irsp = &rspiocb->iocb; 1137 struct lpfc_vport *vport = cmdiocb->vport; 1138 1139 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1140 struct lpfc_dmabuf *outp; 1141 struct lpfc_sli_ct_request *CTrsp; 1142 1143 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1144 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1145 if (CTrsp->CommandResponse.bits.CmdRsp == 1146 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1147 vport->ct_flags |= FC_CT_RSPN_ID; 1148 } 1149 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1150 return; 1151 } 1152 1153 static void 1154 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1155 struct lpfc_iocbq *rspiocb) 1156 { 1157 IOCB_t *irsp = &rspiocb->iocb; 1158 struct lpfc_vport *vport = cmdiocb->vport; 1159 1160 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1161 struct lpfc_dmabuf *outp; 1162 struct lpfc_sli_ct_request *CTrsp; 1163 1164 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1165 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1166 if (CTrsp->CommandResponse.bits.CmdRsp == 1167 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1168 vport->ct_flags |= FC_CT_RSNN_NN; 1169 } 1170 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1171 return; 1172 } 1173 1174 static void 1175 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1176 struct lpfc_iocbq *rspiocb) 1177 { 1178 struct lpfc_vport *vport = cmdiocb->vport; 1179 1180 /* even if it fails we will act as though it succeeded. */ 1181 vport->ct_flags = 0; 1182 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1183 return; 1184 } 1185 1186 static void 1187 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1188 struct lpfc_iocbq *rspiocb) 1189 { 1190 IOCB_t *irsp = &rspiocb->iocb; 1191 struct lpfc_vport *vport = cmdiocb->vport; 1192 1193 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1194 struct lpfc_dmabuf *outp; 1195 struct lpfc_sli_ct_request *CTrsp; 1196 1197 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1198 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1199 if (CTrsp->CommandResponse.bits.CmdRsp == 1200 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1201 vport->ct_flags |= FC_CT_RFF_ID; 1202 } 1203 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1204 return; 1205 } 1206 1207 /* 1208 * Although the symbolic port name is thought to be an integer 1209 * as of January 18, 2016, leave it as a string until more of 1210 * the record state becomes defined. 1211 */ 1212 int 1213 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1214 size_t size) 1215 { 1216 int n; 1217 1218 /* 1219 * Use the lpfc board number as the Symbolic Port 1220 * Name object. NPIV is not in play so this integer 1221 * value is sufficient and unique per FC-ID. 1222 */ 1223 n = snprintf(symbol, size, "%d", vport->phba->brd_no); 1224 return n; 1225 } 1226 1227 1228 int 1229 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1230 size_t size) 1231 { 1232 char fwrev[FW_REV_STR_SIZE]; 1233 int n; 1234 1235 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1236 1237 n = snprintf(symbol, size, "Emulex %s", vport->phba->ModelName); 1238 if (size < n) 1239 return n; 1240 1241 n += snprintf(symbol + n, size - n, " FV%s", fwrev); 1242 if (size < n) 1243 return n; 1244 1245 n += snprintf(symbol + n, size - n, " DV%s.", 1246 lpfc_release_version); 1247 if (size < n) 1248 return n; 1249 1250 n += snprintf(symbol + n, size - n, " HN:%s.", 1251 init_utsname()->nodename); 1252 if (size < n) 1253 return n; 1254 1255 /* Note :- OS name is "Linux" */ 1256 n += snprintf(symbol + n, size - n, " OS:%s\n", 1257 init_utsname()->sysname); 1258 return n; 1259 } 1260 1261 static uint32_t 1262 lpfc_find_map_node(struct lpfc_vport *vport) 1263 { 1264 struct lpfc_nodelist *ndlp, *next_ndlp; 1265 struct Scsi_Host *shost; 1266 uint32_t cnt = 0; 1267 1268 shost = lpfc_shost_from_vport(vport); 1269 spin_lock_irq(shost->host_lock); 1270 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { 1271 if (ndlp->nlp_type & NLP_FABRIC) 1272 continue; 1273 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) || 1274 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE)) 1275 cnt++; 1276 } 1277 spin_unlock_irq(shost->host_lock); 1278 return cnt; 1279 } 1280 1281 /* 1282 * This routine will return the FC4 Type associated with the CT 1283 * GID_FT command. 1284 */ 1285 int 1286 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb) 1287 { 1288 struct lpfc_sli_ct_request *CtReq; 1289 struct lpfc_dmabuf *mp; 1290 uint32_t type; 1291 1292 mp = cmdiocb->context1; 1293 if (mp == NULL) 1294 return 0; 1295 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 1296 type = (uint32_t)CtReq->un.gid.Fc4Type; 1297 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME)) 1298 return 0; 1299 return type; 1300 } 1301 1302 /* 1303 * lpfc_ns_cmd 1304 * Description: 1305 * Issue Cmd to NameServer 1306 * SLI_CTNS_GID_FT 1307 * LI_CTNS_RFT_ID 1308 */ 1309 int 1310 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1311 uint8_t retry, uint32_t context) 1312 { 1313 struct lpfc_nodelist * ndlp; 1314 struct lpfc_hba *phba = vport->phba; 1315 struct lpfc_dmabuf *mp, *bmp; 1316 struct lpfc_sli_ct_request *CtReq; 1317 struct ulp_bde64 *bpl; 1318 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1319 struct lpfc_iocbq *) = NULL; 1320 uint32_t rsp_size = 1024; 1321 size_t size; 1322 int rc = 0; 1323 1324 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1325 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp) 1326 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1327 rc=1; 1328 goto ns_cmd_exit; 1329 } 1330 1331 /* fill in BDEs for command */ 1332 /* Allocate buffer for command payload */ 1333 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1334 if (!mp) { 1335 rc=2; 1336 goto ns_cmd_exit; 1337 } 1338 1339 INIT_LIST_HEAD(&mp->list); 1340 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1341 if (!mp->virt) { 1342 rc=3; 1343 goto ns_cmd_free_mp; 1344 } 1345 1346 /* Allocate buffer for Buffer ptr list */ 1347 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1348 if (!bmp) { 1349 rc=4; 1350 goto ns_cmd_free_mpvirt; 1351 } 1352 1353 INIT_LIST_HEAD(&bmp->list); 1354 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1355 if (!bmp->virt) { 1356 rc=5; 1357 goto ns_cmd_free_bmp; 1358 } 1359 1360 /* NameServer Req */ 1361 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1362 "0236 NameServer Req Data: x%x x%x x%x x%x\n", 1363 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt, 1364 context); 1365 1366 bpl = (struct ulp_bde64 *) bmp->virt; 1367 memset(bpl, 0, sizeof(struct ulp_bde64)); 1368 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1369 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1370 bpl->tus.f.bdeFlags = 0; 1371 if (cmdcode == SLI_CTNS_GID_FT) 1372 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1373 else if (cmdcode == SLI_CTNS_GFF_ID) 1374 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1375 else if (cmdcode == SLI_CTNS_GFT_ID) 1376 bpl->tus.f.bdeSize = GFT_REQUEST_SZ; 1377 else if (cmdcode == SLI_CTNS_RFT_ID) 1378 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1379 else if (cmdcode == SLI_CTNS_RNN_ID) 1380 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1381 else if (cmdcode == SLI_CTNS_RSPN_ID) 1382 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1383 else if (cmdcode == SLI_CTNS_RSNN_NN) 1384 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1385 else if (cmdcode == SLI_CTNS_DA_ID) 1386 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1387 else if (cmdcode == SLI_CTNS_RFF_ID) 1388 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1389 else 1390 bpl->tus.f.bdeSize = 0; 1391 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1392 1393 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1394 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1395 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1396 CtReq->RevisionId.bits.InId = 0; 1397 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1398 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1399 CtReq->CommandResponse.bits.Size = 0; 1400 switch (cmdcode) { 1401 case SLI_CTNS_GID_FT: 1402 CtReq->CommandResponse.bits.CmdRsp = 1403 cpu_to_be16(SLI_CTNS_GID_FT); 1404 CtReq->un.gid.Fc4Type = context; 1405 1406 if (vport->port_state < LPFC_NS_QRY) 1407 vport->port_state = LPFC_NS_QRY; 1408 lpfc_set_disctmo(vport); 1409 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1410 rsp_size = FC_MAX_NS_RSP; 1411 break; 1412 1413 case SLI_CTNS_GFF_ID: 1414 CtReq->CommandResponse.bits.CmdRsp = 1415 cpu_to_be16(SLI_CTNS_GFF_ID); 1416 CtReq->un.gff.PortId = cpu_to_be32(context); 1417 cmpl = lpfc_cmpl_ct_cmd_gff_id; 1418 break; 1419 1420 case SLI_CTNS_GFT_ID: 1421 CtReq->CommandResponse.bits.CmdRsp = 1422 cpu_to_be16(SLI_CTNS_GFT_ID); 1423 CtReq->un.gft.PortId = cpu_to_be32(context); 1424 cmpl = lpfc_cmpl_ct_cmd_gft_id; 1425 break; 1426 1427 case SLI_CTNS_RFT_ID: 1428 vport->ct_flags &= ~FC_CT_RFT_ID; 1429 CtReq->CommandResponse.bits.CmdRsp = 1430 cpu_to_be16(SLI_CTNS_RFT_ID); 1431 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID); 1432 1433 /* Register FC4 FCP type if enabled. */ 1434 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1435 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) 1436 CtReq->un.rft.fcpReg = 1; 1437 1438 /* Register NVME type if enabled. Defined LE and swapped. 1439 * rsvd[0] is used as word1 because of the hard-coded 1440 * word0 usage in the ct_request data structure. 1441 */ 1442 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1443 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) 1444 CtReq->un.rft.rsvd[0] = cpu_to_be32(0x00000100); 1445 1446 cmpl = lpfc_cmpl_ct_cmd_rft_id; 1447 break; 1448 1449 case SLI_CTNS_RNN_ID: 1450 vport->ct_flags &= ~FC_CT_RNN_ID; 1451 CtReq->CommandResponse.bits.CmdRsp = 1452 cpu_to_be16(SLI_CTNS_RNN_ID); 1453 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 1454 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 1455 sizeof(struct lpfc_name)); 1456 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 1457 break; 1458 1459 case SLI_CTNS_RSPN_ID: 1460 vport->ct_flags &= ~FC_CT_RSPN_ID; 1461 CtReq->CommandResponse.bits.CmdRsp = 1462 cpu_to_be16(SLI_CTNS_RSPN_ID); 1463 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 1464 size = sizeof(CtReq->un.rspn.symbname); 1465 CtReq->un.rspn.len = 1466 lpfc_vport_symbolic_port_name(vport, 1467 CtReq->un.rspn.symbname, size); 1468 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 1469 break; 1470 case SLI_CTNS_RSNN_NN: 1471 vport->ct_flags &= ~FC_CT_RSNN_NN; 1472 CtReq->CommandResponse.bits.CmdRsp = 1473 cpu_to_be16(SLI_CTNS_RSNN_NN); 1474 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 1475 sizeof(struct lpfc_name)); 1476 size = sizeof(CtReq->un.rsnn.symbname); 1477 CtReq->un.rsnn.len = 1478 lpfc_vport_symbolic_node_name(vport, 1479 CtReq->un.rsnn.symbname, size); 1480 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 1481 break; 1482 case SLI_CTNS_DA_ID: 1483 /* Implement DA_ID Nameserver request */ 1484 CtReq->CommandResponse.bits.CmdRsp = 1485 cpu_to_be16(SLI_CTNS_DA_ID); 1486 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 1487 cmpl = lpfc_cmpl_ct_cmd_da_id; 1488 break; 1489 case SLI_CTNS_RFF_ID: 1490 vport->ct_flags &= ~FC_CT_RFF_ID; 1491 CtReq->CommandResponse.bits.CmdRsp = 1492 cpu_to_be16(SLI_CTNS_RFF_ID); 1493 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 1494 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 1495 1496 /* The driver always supports FC_TYPE_FCP. However, the 1497 * caller can specify NVME (type x28) as well. But only 1498 * these that FC4 type is supported. 1499 */ 1500 if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1501 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) && 1502 (context == FC_TYPE_NVME)) { 1503 if ((vport == phba->pport) && phba->nvmet_support) { 1504 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET | 1505 FC4_FEATURE_NVME_DISC); 1506 lpfc_nvmet_update_targetport(phba); 1507 } else { 1508 lpfc_nvme_update_localport(vport); 1509 } 1510 CtReq->un.rff.type_code = context; 1511 1512 } else if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1513 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) && 1514 (context == FC_TYPE_FCP)) 1515 CtReq->un.rff.type_code = context; 1516 1517 else 1518 goto ns_cmd_free_bmpvirt; 1519 1520 cmpl = lpfc_cmpl_ct_cmd_rff_id; 1521 break; 1522 } 1523 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1524 * to hold ndlp reference for the corresponding callback function. 1525 */ 1526 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 1527 /* On success, The cmpl function will free the buffers */ 1528 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1529 "Issue CT cmd: cmd:x%x did:x%x", 1530 cmdcode, ndlp->nlp_DID, 0); 1531 return 0; 1532 } 1533 rc=6; 1534 1535 /* Decrement ndlp reference count to release ndlp reference held 1536 * for the failed command's callback function. 1537 */ 1538 lpfc_nlp_put(ndlp); 1539 1540 ns_cmd_free_bmpvirt: 1541 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1542 ns_cmd_free_bmp: 1543 kfree(bmp); 1544 ns_cmd_free_mpvirt: 1545 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1546 ns_cmd_free_mp: 1547 kfree(mp); 1548 ns_cmd_exit: 1549 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1550 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n", 1551 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 1552 return 1; 1553 } 1554 1555 /** 1556 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion 1557 * @phba: Pointer to HBA context object. 1558 * @cmdiocb: Pointer to the command IOCBQ. 1559 * @rspiocb: Pointer to the response IOCBQ. 1560 * 1561 * This function to handle the completion of a driver initiated FDMI 1562 * CT command issued during discovery. 1563 */ 1564 static void 1565 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1566 struct lpfc_iocbq *rspiocb) 1567 { 1568 struct lpfc_vport *vport = cmdiocb->vport; 1569 struct lpfc_dmabuf *inp = cmdiocb->context1; 1570 struct lpfc_dmabuf *outp = cmdiocb->context2; 1571 struct lpfc_sli_ct_request *CTcmd = inp->virt; 1572 struct lpfc_sli_ct_request *CTrsp = outp->virt; 1573 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 1574 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 1575 IOCB_t *irsp = &rspiocb->iocb; 1576 struct lpfc_nodelist *ndlp; 1577 uint32_t latt, cmd, err; 1578 1579 latt = lpfc_els_chk_latt(vport); 1580 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1581 "FDMI cmpl: status:x%x/x%x latt:%d", 1582 irsp->ulpStatus, irsp->un.ulpWord[4], latt); 1583 1584 if (latt || irsp->ulpStatus) { 1585 1586 /* Look for a retryable error */ 1587 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 1588 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) { 1589 case IOERR_SLI_ABORTED: 1590 case IOERR_ABORT_IN_PROGRESS: 1591 case IOERR_SEQUENCE_TIMEOUT: 1592 case IOERR_ILLEGAL_FRAME: 1593 case IOERR_NO_RESOURCES: 1594 case IOERR_ILLEGAL_COMMAND: 1595 cmdiocb->retry++; 1596 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY) 1597 break; 1598 1599 /* Retry the same FDMI command */ 1600 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, 1601 cmdiocb, 0); 1602 if (err == IOCB_ERROR) 1603 break; 1604 return; 1605 default: 1606 break; 1607 } 1608 } 1609 1610 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1611 "0229 FDMI cmd %04x failed, latt = %d " 1612 "ulpStatus: x%x, rid x%x\n", 1613 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus, 1614 irsp->un.ulpWord[4]); 1615 } 1616 lpfc_ct_free_iocb(phba, cmdiocb); 1617 1618 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1619 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1620 return; 1621 1622 /* Check for a CT LS_RJT response */ 1623 cmd = be16_to_cpu(fdmi_cmd); 1624 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) { 1625 /* FDMI rsp failed */ 1626 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1627 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd); 1628 1629 /* Should we fallback to FDMI-2 / FDMI-1 ? */ 1630 switch (cmd) { 1631 case SLI_MGMT_RHBA: 1632 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) { 1633 /* Fallback to FDMI-1 */ 1634 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 1635 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1636 /* Start over */ 1637 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 1638 } 1639 return; 1640 1641 case SLI_MGMT_RPRT: 1642 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 1643 /* Fallback to FDMI-1 */ 1644 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1645 /* Start over */ 1646 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1647 } 1648 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 1649 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 1650 /* Retry the same command */ 1651 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1652 } 1653 return; 1654 1655 case SLI_MGMT_RPA: 1656 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 1657 /* Fallback to FDMI-1 */ 1658 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 1659 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1660 /* Start over */ 1661 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 1662 } 1663 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 1664 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 1665 /* Retry the same command */ 1666 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1667 } 1668 return; 1669 } 1670 } 1671 1672 /* 1673 * On success, need to cycle thru FDMI registration for discovery 1674 * DHBA -> DPRT -> RHBA -> RPA (physical port) 1675 * DPRT -> RPRT (vports) 1676 */ 1677 switch (cmd) { 1678 case SLI_MGMT_RHBA: 1679 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0); 1680 break; 1681 1682 case SLI_MGMT_DHBA: 1683 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 1684 break; 1685 1686 case SLI_MGMT_DPRT: 1687 if (vport->port_type == LPFC_PHYSICAL_PORT) 1688 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0); 1689 else 1690 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 1691 break; 1692 } 1693 return; 1694 } 1695 1696 1697 /** 1698 * lpfc_fdmi_num_disc_check - Check how many mapped NPorts we are connected to 1699 * @vport: pointer to a host virtual N_Port data structure. 1700 * 1701 * Called from hbeat timeout routine to check if the number of discovered 1702 * ports has changed. If so, re-register thar port Attribute. 1703 */ 1704 void 1705 lpfc_fdmi_num_disc_check(struct lpfc_vport *vport) 1706 { 1707 struct lpfc_hba *phba = vport->phba; 1708 struct lpfc_nodelist *ndlp; 1709 uint16_t cnt; 1710 1711 if (!lpfc_is_link_up(phba)) 1712 return; 1713 1714 /* Must be connected to a Fabric */ 1715 if (!(vport->fc_flag & FC_FABRIC)) 1716 return; 1717 1718 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc)) 1719 return; 1720 1721 cnt = lpfc_find_map_node(vport); 1722 if (cnt == vport->fdmi_num_disc) 1723 return; 1724 1725 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1726 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1727 return; 1728 1729 if (vport->port_type == LPFC_PHYSICAL_PORT) { 1730 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 1731 LPFC_FDMI_PORT_ATTR_num_disc); 1732 } else { 1733 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 1734 LPFC_FDMI_PORT_ATTR_num_disc); 1735 } 1736 } 1737 1738 /* Routines for all individual HBA attributes */ 1739 static int 1740 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 1741 { 1742 struct lpfc_fdmi_attr_entry *ae; 1743 uint32_t size; 1744 1745 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1746 memset(ae, 0, sizeof(struct lpfc_name)); 1747 1748 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 1749 sizeof(struct lpfc_name)); 1750 size = FOURBYTES + sizeof(struct lpfc_name); 1751 ad->AttrLen = cpu_to_be16(size); 1752 ad->AttrType = cpu_to_be16(RHBA_NODENAME); 1753 return size; 1754 } 1755 static int 1756 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, 1757 struct lpfc_fdmi_attr_def *ad) 1758 { 1759 struct lpfc_fdmi_attr_entry *ae; 1760 uint32_t len, size; 1761 1762 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1763 memset(ae, 0, 256); 1764 1765 strncpy(ae->un.AttrString, 1766 "Emulex Corporation", 1767 sizeof(ae->un.AttrString)); 1768 len = strnlen(ae->un.AttrString, 1769 sizeof(ae->un.AttrString)); 1770 len += (len & 3) ? (4 - (len & 3)) : 4; 1771 size = FOURBYTES + len; 1772 ad->AttrLen = cpu_to_be16(size); 1773 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER); 1774 return size; 1775 } 1776 1777 static int 1778 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 1779 { 1780 struct lpfc_hba *phba = vport->phba; 1781 struct lpfc_fdmi_attr_entry *ae; 1782 uint32_t len, size; 1783 1784 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1785 memset(ae, 0, 256); 1786 1787 strncpy(ae->un.AttrString, phba->SerialNumber, 1788 sizeof(ae->un.AttrString)); 1789 len = strnlen(ae->un.AttrString, 1790 sizeof(ae->un.AttrString)); 1791 len += (len & 3) ? (4 - (len & 3)) : 4; 1792 size = FOURBYTES + len; 1793 ad->AttrLen = cpu_to_be16(size); 1794 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER); 1795 return size; 1796 } 1797 1798 static int 1799 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, 1800 struct lpfc_fdmi_attr_def *ad) 1801 { 1802 struct lpfc_hba *phba = vport->phba; 1803 struct lpfc_fdmi_attr_entry *ae; 1804 uint32_t len, size; 1805 1806 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1807 memset(ae, 0, 256); 1808 1809 strncpy(ae->un.AttrString, phba->ModelName, 1810 sizeof(ae->un.AttrString)); 1811 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 1812 len += (len & 3) ? (4 - (len & 3)) : 4; 1813 size = FOURBYTES + len; 1814 ad->AttrLen = cpu_to_be16(size); 1815 ad->AttrType = cpu_to_be16(RHBA_MODEL); 1816 return size; 1817 } 1818 1819 static int 1820 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, 1821 struct lpfc_fdmi_attr_def *ad) 1822 { 1823 struct lpfc_hba *phba = vport->phba; 1824 struct lpfc_fdmi_attr_entry *ae; 1825 uint32_t len, size; 1826 1827 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1828 memset(ae, 0, 256); 1829 1830 strncpy(ae->un.AttrString, phba->ModelDesc, 1831 sizeof(ae->un.AttrString)); 1832 len = strnlen(ae->un.AttrString, 1833 sizeof(ae->un.AttrString)); 1834 len += (len & 3) ? (4 - (len & 3)) : 4; 1835 size = FOURBYTES + len; 1836 ad->AttrLen = cpu_to_be16(size); 1837 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION); 1838 return size; 1839 } 1840 1841 static int 1842 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, 1843 struct lpfc_fdmi_attr_def *ad) 1844 { 1845 struct lpfc_hba *phba = vport->phba; 1846 lpfc_vpd_t *vp = &phba->vpd; 1847 struct lpfc_fdmi_attr_entry *ae; 1848 uint32_t i, j, incr, size; 1849 1850 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1851 memset(ae, 0, 256); 1852 1853 /* Convert JEDEC ID to ascii for hardware version */ 1854 incr = vp->rev.biuRev; 1855 for (i = 0; i < 8; i++) { 1856 j = (incr & 0xf); 1857 if (j <= 9) 1858 ae->un.AttrString[7 - i] = 1859 (char)((uint8_t) 0x30 + 1860 (uint8_t) j); 1861 else 1862 ae->un.AttrString[7 - i] = 1863 (char)((uint8_t) 0x61 + 1864 (uint8_t) (j - 10)); 1865 incr = (incr >> 4); 1866 } 1867 size = FOURBYTES + 8; 1868 ad->AttrLen = cpu_to_be16(size); 1869 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION); 1870 return size; 1871 } 1872 1873 static int 1874 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, 1875 struct lpfc_fdmi_attr_def *ad) 1876 { 1877 struct lpfc_fdmi_attr_entry *ae; 1878 uint32_t len, size; 1879 1880 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1881 memset(ae, 0, 256); 1882 1883 strncpy(ae->un.AttrString, lpfc_release_version, 1884 sizeof(ae->un.AttrString)); 1885 len = strnlen(ae->un.AttrString, 1886 sizeof(ae->un.AttrString)); 1887 len += (len & 3) ? (4 - (len & 3)) : 4; 1888 size = FOURBYTES + len; 1889 ad->AttrLen = cpu_to_be16(size); 1890 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION); 1891 return size; 1892 } 1893 1894 static int 1895 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, 1896 struct lpfc_fdmi_attr_def *ad) 1897 { 1898 struct lpfc_hba *phba = vport->phba; 1899 struct lpfc_fdmi_attr_entry *ae; 1900 uint32_t len, size; 1901 1902 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1903 memset(ae, 0, 256); 1904 1905 if (phba->sli_rev == LPFC_SLI_REV4) 1906 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 1907 else 1908 strncpy(ae->un.AttrString, phba->OptionROMVersion, 1909 sizeof(ae->un.AttrString)); 1910 len = strnlen(ae->un.AttrString, 1911 sizeof(ae->un.AttrString)); 1912 len += (len & 3) ? (4 - (len & 3)) : 4; 1913 size = FOURBYTES + len; 1914 ad->AttrLen = cpu_to_be16(size); 1915 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION); 1916 return size; 1917 } 1918 1919 static int 1920 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, 1921 struct lpfc_fdmi_attr_def *ad) 1922 { 1923 struct lpfc_hba *phba = vport->phba; 1924 struct lpfc_fdmi_attr_entry *ae; 1925 uint32_t len, size; 1926 1927 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1928 memset(ae, 0, 256); 1929 1930 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 1931 len = strnlen(ae->un.AttrString, 1932 sizeof(ae->un.AttrString)); 1933 len += (len & 3) ? (4 - (len & 3)) : 4; 1934 size = FOURBYTES + len; 1935 ad->AttrLen = cpu_to_be16(size); 1936 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION); 1937 return size; 1938 } 1939 1940 static int 1941 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, 1942 struct lpfc_fdmi_attr_def *ad) 1943 { 1944 struct lpfc_fdmi_attr_entry *ae; 1945 uint32_t len, size; 1946 1947 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1948 memset(ae, 0, 256); 1949 1950 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s", 1951 init_utsname()->sysname, 1952 init_utsname()->release, 1953 init_utsname()->version); 1954 1955 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 1956 len += (len & 3) ? (4 - (len & 3)) : 4; 1957 size = FOURBYTES + len; 1958 ad->AttrLen = cpu_to_be16(size); 1959 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION); 1960 return size; 1961 } 1962 1963 static int 1964 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, 1965 struct lpfc_fdmi_attr_def *ad) 1966 { 1967 struct lpfc_fdmi_attr_entry *ae; 1968 uint32_t size; 1969 1970 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1971 1972 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE); 1973 size = FOURBYTES + sizeof(uint32_t); 1974 ad->AttrLen = cpu_to_be16(size); 1975 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN); 1976 return size; 1977 } 1978 1979 static int 1980 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, 1981 struct lpfc_fdmi_attr_def *ad) 1982 { 1983 struct lpfc_fdmi_attr_entry *ae; 1984 uint32_t len, size; 1985 1986 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1987 memset(ae, 0, 256); 1988 1989 len = lpfc_vport_symbolic_node_name(vport, 1990 ae->un.AttrString, 256); 1991 len += (len & 3) ? (4 - (len & 3)) : 4; 1992 size = FOURBYTES + len; 1993 ad->AttrLen = cpu_to_be16(size); 1994 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME); 1995 return size; 1996 } 1997 1998 static int 1999 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, 2000 struct lpfc_fdmi_attr_def *ad) 2001 { 2002 struct lpfc_fdmi_attr_entry *ae; 2003 uint32_t size; 2004 2005 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2006 2007 /* Nothing is defined for this currently */ 2008 ae->un.AttrInt = cpu_to_be32(0); 2009 size = FOURBYTES + sizeof(uint32_t); 2010 ad->AttrLen = cpu_to_be16(size); 2011 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO); 2012 return size; 2013 } 2014 2015 static int 2016 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, 2017 struct lpfc_fdmi_attr_def *ad) 2018 { 2019 struct lpfc_fdmi_attr_entry *ae; 2020 uint32_t size; 2021 2022 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2023 2024 /* Each driver instance corresponds to a single port */ 2025 ae->un.AttrInt = cpu_to_be32(1); 2026 size = FOURBYTES + sizeof(uint32_t); 2027 ad->AttrLen = cpu_to_be16(size); 2028 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS); 2029 return size; 2030 } 2031 2032 static int 2033 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, 2034 struct lpfc_fdmi_attr_def *ad) 2035 { 2036 struct lpfc_fdmi_attr_entry *ae; 2037 uint32_t size; 2038 2039 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2040 memset(ae, 0, sizeof(struct lpfc_name)); 2041 2042 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename, 2043 sizeof(struct lpfc_name)); 2044 size = FOURBYTES + sizeof(struct lpfc_name); 2045 ad->AttrLen = cpu_to_be16(size); 2046 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN); 2047 return size; 2048 } 2049 2050 static int 2051 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, 2052 struct lpfc_fdmi_attr_def *ad) 2053 { 2054 struct lpfc_hba *phba = vport->phba; 2055 struct lpfc_fdmi_attr_entry *ae; 2056 uint32_t len, size; 2057 2058 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2059 memset(ae, 0, 256); 2060 2061 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 2062 len = strnlen(ae->un.AttrString, 2063 sizeof(ae->un.AttrString)); 2064 len += (len & 3) ? (4 - (len & 3)) : 4; 2065 size = FOURBYTES + len; 2066 ad->AttrLen = cpu_to_be16(size); 2067 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION); 2068 return size; 2069 } 2070 2071 static int 2072 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, 2073 struct lpfc_fdmi_attr_def *ad) 2074 { 2075 struct lpfc_fdmi_attr_entry *ae; 2076 uint32_t size; 2077 2078 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2079 2080 /* Driver doesn't have access to this information */ 2081 ae->un.AttrInt = cpu_to_be32(0); 2082 size = FOURBYTES + sizeof(uint32_t); 2083 ad->AttrLen = cpu_to_be16(size); 2084 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE); 2085 return size; 2086 } 2087 2088 static int 2089 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, 2090 struct lpfc_fdmi_attr_def *ad) 2091 { 2092 struct lpfc_fdmi_attr_entry *ae; 2093 uint32_t len, size; 2094 2095 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2096 memset(ae, 0, 256); 2097 2098 strncpy(ae->un.AttrString, "EMULEX", 2099 sizeof(ae->un.AttrString)); 2100 len = strnlen(ae->un.AttrString, 2101 sizeof(ae->un.AttrString)); 2102 len += (len & 3) ? (4 - (len & 3)) : 4; 2103 size = FOURBYTES + len; 2104 ad->AttrLen = cpu_to_be16(size); 2105 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID); 2106 return size; 2107 } 2108 2109 /* Routines for all individual PORT attributes */ 2110 static int 2111 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, 2112 struct lpfc_fdmi_attr_def *ad) 2113 { 2114 struct lpfc_fdmi_attr_entry *ae; 2115 uint32_t size; 2116 2117 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2118 memset(ae, 0, 32); 2119 2120 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */ 2121 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */ 2122 ae->un.AttrTypes[6] = 0x01; /* Type 40 - NVME */ 2123 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */ 2124 size = FOURBYTES + 32; 2125 ad->AttrLen = cpu_to_be16(size); 2126 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES); 2127 return size; 2128 } 2129 2130 static int 2131 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, 2132 struct lpfc_fdmi_attr_def *ad) 2133 { 2134 struct lpfc_hba *phba = vport->phba; 2135 struct lpfc_fdmi_attr_entry *ae; 2136 uint32_t size; 2137 2138 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2139 2140 ae->un.AttrInt = 0; 2141 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2142 if (phba->lmt & LMT_64Gb) 2143 ae->un.AttrInt |= HBA_PORTSPEED_64GFC; 2144 if (phba->lmt & LMT_32Gb) 2145 ae->un.AttrInt |= HBA_PORTSPEED_32GFC; 2146 if (phba->lmt & LMT_16Gb) 2147 ae->un.AttrInt |= HBA_PORTSPEED_16GFC; 2148 if (phba->lmt & LMT_10Gb) 2149 ae->un.AttrInt |= HBA_PORTSPEED_10GFC; 2150 if (phba->lmt & LMT_8Gb) 2151 ae->un.AttrInt |= HBA_PORTSPEED_8GFC; 2152 if (phba->lmt & LMT_4Gb) 2153 ae->un.AttrInt |= HBA_PORTSPEED_4GFC; 2154 if (phba->lmt & LMT_2Gb) 2155 ae->un.AttrInt |= HBA_PORTSPEED_2GFC; 2156 if (phba->lmt & LMT_1Gb) 2157 ae->un.AttrInt |= HBA_PORTSPEED_1GFC; 2158 } else { 2159 /* FCoE links support only one speed */ 2160 switch (phba->fc_linkspeed) { 2161 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2162 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2163 break; 2164 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2165 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2166 break; 2167 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2168 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2169 break; 2170 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2171 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2172 break; 2173 } 2174 } 2175 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2176 size = FOURBYTES + sizeof(uint32_t); 2177 ad->AttrLen = cpu_to_be16(size); 2178 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED); 2179 return size; 2180 } 2181 2182 static int 2183 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, 2184 struct lpfc_fdmi_attr_def *ad) 2185 { 2186 struct lpfc_hba *phba = vport->phba; 2187 struct lpfc_fdmi_attr_entry *ae; 2188 uint32_t size; 2189 2190 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2191 2192 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2193 switch (phba->fc_linkspeed) { 2194 case LPFC_LINK_SPEED_1GHZ: 2195 ae->un.AttrInt = HBA_PORTSPEED_1GFC; 2196 break; 2197 case LPFC_LINK_SPEED_2GHZ: 2198 ae->un.AttrInt = HBA_PORTSPEED_2GFC; 2199 break; 2200 case LPFC_LINK_SPEED_4GHZ: 2201 ae->un.AttrInt = HBA_PORTSPEED_4GFC; 2202 break; 2203 case LPFC_LINK_SPEED_8GHZ: 2204 ae->un.AttrInt = HBA_PORTSPEED_8GFC; 2205 break; 2206 case LPFC_LINK_SPEED_10GHZ: 2207 ae->un.AttrInt = HBA_PORTSPEED_10GFC; 2208 break; 2209 case LPFC_LINK_SPEED_16GHZ: 2210 ae->un.AttrInt = HBA_PORTSPEED_16GFC; 2211 break; 2212 case LPFC_LINK_SPEED_32GHZ: 2213 ae->un.AttrInt = HBA_PORTSPEED_32GFC; 2214 break; 2215 case LPFC_LINK_SPEED_64GHZ: 2216 ae->un.AttrInt = HBA_PORTSPEED_64GFC; 2217 break; 2218 default: 2219 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2220 break; 2221 } 2222 } else { 2223 switch (phba->fc_linkspeed) { 2224 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2225 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2226 break; 2227 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2228 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2229 break; 2230 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2231 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2232 break; 2233 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2234 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2235 break; 2236 default: 2237 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2238 break; 2239 } 2240 } 2241 2242 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2243 size = FOURBYTES + sizeof(uint32_t); 2244 ad->AttrLen = cpu_to_be16(size); 2245 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED); 2246 return size; 2247 } 2248 2249 static int 2250 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, 2251 struct lpfc_fdmi_attr_def *ad) 2252 { 2253 struct serv_parm *hsp; 2254 struct lpfc_fdmi_attr_entry *ae; 2255 uint32_t size; 2256 2257 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2258 2259 hsp = (struct serv_parm *)&vport->fc_sparam; 2260 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb) << 8) | 2261 (uint32_t) hsp->cmn.bbRcvSizeLsb; 2262 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2263 size = FOURBYTES + sizeof(uint32_t); 2264 ad->AttrLen = cpu_to_be16(size); 2265 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE); 2266 return size; 2267 } 2268 2269 static int 2270 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, 2271 struct lpfc_fdmi_attr_def *ad) 2272 { 2273 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2274 struct lpfc_fdmi_attr_entry *ae; 2275 uint32_t len, size; 2276 2277 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2278 memset(ae, 0, 256); 2279 2280 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), 2281 "/sys/class/scsi_host/host%d", shost->host_no); 2282 len = strnlen((char *)ae->un.AttrString, 2283 sizeof(ae->un.AttrString)); 2284 len += (len & 3) ? (4 - (len & 3)) : 4; 2285 size = FOURBYTES + len; 2286 ad->AttrLen = cpu_to_be16(size); 2287 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME); 2288 return size; 2289 } 2290 2291 static int 2292 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, 2293 struct lpfc_fdmi_attr_def *ad) 2294 { 2295 struct lpfc_fdmi_attr_entry *ae; 2296 uint32_t len, size; 2297 2298 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2299 memset(ae, 0, 256); 2300 2301 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s", 2302 init_utsname()->nodename); 2303 2304 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2305 len += (len & 3) ? (4 - (len & 3)) : 4; 2306 size = FOURBYTES + len; 2307 ad->AttrLen = cpu_to_be16(size); 2308 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME); 2309 return size; 2310 } 2311 2312 static int 2313 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, 2314 struct lpfc_fdmi_attr_def *ad) 2315 { 2316 struct lpfc_fdmi_attr_entry *ae; 2317 uint32_t size; 2318 2319 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2320 memset(ae, 0, sizeof(struct lpfc_name)); 2321 2322 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 2323 sizeof(struct lpfc_name)); 2324 size = FOURBYTES + sizeof(struct lpfc_name); 2325 ad->AttrLen = cpu_to_be16(size); 2326 ad->AttrType = cpu_to_be16(RPRT_NODENAME); 2327 return size; 2328 } 2329 2330 static int 2331 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, 2332 struct lpfc_fdmi_attr_def *ad) 2333 { 2334 struct lpfc_fdmi_attr_entry *ae; 2335 uint32_t size; 2336 2337 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2338 memset(ae, 0, sizeof(struct lpfc_name)); 2339 2340 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName, 2341 sizeof(struct lpfc_name)); 2342 size = FOURBYTES + sizeof(struct lpfc_name); 2343 ad->AttrLen = cpu_to_be16(size); 2344 ad->AttrType = cpu_to_be16(RPRT_PORTNAME); 2345 return size; 2346 } 2347 2348 static int 2349 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, 2350 struct lpfc_fdmi_attr_def *ad) 2351 { 2352 struct lpfc_fdmi_attr_entry *ae; 2353 uint32_t len, size; 2354 2355 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2356 memset(ae, 0, 256); 2357 2358 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256); 2359 len += (len & 3) ? (4 - (len & 3)) : 4; 2360 size = FOURBYTES + len; 2361 ad->AttrLen = cpu_to_be16(size); 2362 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME); 2363 return size; 2364 } 2365 2366 static int 2367 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, 2368 struct lpfc_fdmi_attr_def *ad) 2369 { 2370 struct lpfc_hba *phba = vport->phba; 2371 struct lpfc_fdmi_attr_entry *ae; 2372 uint32_t size; 2373 2374 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2375 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) 2376 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT); 2377 else 2378 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT); 2379 size = FOURBYTES + sizeof(uint32_t); 2380 ad->AttrLen = cpu_to_be16(size); 2381 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE); 2382 return size; 2383 } 2384 2385 static int 2386 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, 2387 struct lpfc_fdmi_attr_def *ad) 2388 { 2389 struct lpfc_fdmi_attr_entry *ae; 2390 uint32_t size; 2391 2392 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2393 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3); 2394 size = FOURBYTES + sizeof(uint32_t); 2395 ad->AttrLen = cpu_to_be16(size); 2396 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS); 2397 return size; 2398 } 2399 2400 static int 2401 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, 2402 struct lpfc_fdmi_attr_def *ad) 2403 { 2404 struct lpfc_fdmi_attr_entry *ae; 2405 uint32_t size; 2406 2407 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2408 memset(ae, 0, sizeof(struct lpfc_name)); 2409 2410 memcpy(&ae->un.AttrWWN, &vport->fabric_portname, 2411 sizeof(struct lpfc_name)); 2412 size = FOURBYTES + sizeof(struct lpfc_name); 2413 ad->AttrLen = cpu_to_be16(size); 2414 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME); 2415 return size; 2416 } 2417 2418 static int 2419 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, 2420 struct lpfc_fdmi_attr_def *ad) 2421 { 2422 struct lpfc_fdmi_attr_entry *ae; 2423 uint32_t size; 2424 2425 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2426 memset(ae, 0, 32); 2427 2428 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */ 2429 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */ 2430 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */ 2431 size = FOURBYTES + 32; 2432 ad->AttrLen = cpu_to_be16(size); 2433 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES); 2434 return size; 2435 } 2436 2437 static int 2438 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, 2439 struct lpfc_fdmi_attr_def *ad) 2440 { 2441 struct lpfc_fdmi_attr_entry *ae; 2442 uint32_t size; 2443 2444 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2445 /* Link Up - operational */ 2446 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE); 2447 size = FOURBYTES + sizeof(uint32_t); 2448 ad->AttrLen = cpu_to_be16(size); 2449 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE); 2450 return size; 2451 } 2452 2453 static int 2454 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, 2455 struct lpfc_fdmi_attr_def *ad) 2456 { 2457 struct lpfc_fdmi_attr_entry *ae; 2458 uint32_t size; 2459 2460 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2461 vport->fdmi_num_disc = lpfc_find_map_node(vport); 2462 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc); 2463 size = FOURBYTES + sizeof(uint32_t); 2464 ad->AttrLen = cpu_to_be16(size); 2465 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT); 2466 return size; 2467 } 2468 2469 static int 2470 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, 2471 struct lpfc_fdmi_attr_def *ad) 2472 { 2473 struct lpfc_fdmi_attr_entry *ae; 2474 uint32_t size; 2475 2476 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2477 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID); 2478 size = FOURBYTES + sizeof(uint32_t); 2479 ad->AttrLen = cpu_to_be16(size); 2480 ad->AttrType = cpu_to_be16(RPRT_PORT_ID); 2481 return size; 2482 } 2483 2484 static int 2485 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, 2486 struct lpfc_fdmi_attr_def *ad) 2487 { 2488 struct lpfc_fdmi_attr_entry *ae; 2489 uint32_t len, size; 2490 2491 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2492 memset(ae, 0, 256); 2493 2494 strncpy(ae->un.AttrString, "Smart SAN Initiator", 2495 sizeof(ae->un.AttrString)); 2496 len = strnlen(ae->un.AttrString, 2497 sizeof(ae->un.AttrString)); 2498 len += (len & 3) ? (4 - (len & 3)) : 4; 2499 size = FOURBYTES + len; 2500 ad->AttrLen = cpu_to_be16(size); 2501 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE); 2502 return size; 2503 } 2504 2505 static int 2506 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, 2507 struct lpfc_fdmi_attr_def *ad) 2508 { 2509 struct lpfc_fdmi_attr_entry *ae; 2510 uint32_t size; 2511 2512 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2513 memset(ae, 0, 256); 2514 2515 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName, 2516 sizeof(struct lpfc_name)); 2517 memcpy((((uint8_t *)&ae->un.AttrString) + 2518 sizeof(struct lpfc_name)), 2519 &vport->fc_sparam.portName, sizeof(struct lpfc_name)); 2520 size = FOURBYTES + (2 * sizeof(struct lpfc_name)); 2521 ad->AttrLen = cpu_to_be16(size); 2522 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID); 2523 return size; 2524 } 2525 2526 static int 2527 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, 2528 struct lpfc_fdmi_attr_def *ad) 2529 { 2530 struct lpfc_fdmi_attr_entry *ae; 2531 uint32_t len, size; 2532 2533 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2534 memset(ae, 0, 256); 2535 2536 strncpy(ae->un.AttrString, "Smart SAN Version 2.0", 2537 sizeof(ae->un.AttrString)); 2538 len = strnlen(ae->un.AttrString, 2539 sizeof(ae->un.AttrString)); 2540 len += (len & 3) ? (4 - (len & 3)) : 4; 2541 size = FOURBYTES + len; 2542 ad->AttrLen = cpu_to_be16(size); 2543 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION); 2544 return size; 2545 } 2546 2547 static int 2548 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, 2549 struct lpfc_fdmi_attr_def *ad) 2550 { 2551 struct lpfc_hba *phba = vport->phba; 2552 struct lpfc_fdmi_attr_entry *ae; 2553 uint32_t len, size; 2554 2555 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2556 memset(ae, 0, 256); 2557 2558 strncpy(ae->un.AttrString, phba->ModelName, 2559 sizeof(ae->un.AttrString)); 2560 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2561 len += (len & 3) ? (4 - (len & 3)) : 4; 2562 size = FOURBYTES + len; 2563 ad->AttrLen = cpu_to_be16(size); 2564 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL); 2565 return size; 2566 } 2567 2568 static int 2569 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, 2570 struct lpfc_fdmi_attr_def *ad) 2571 { 2572 struct lpfc_fdmi_attr_entry *ae; 2573 uint32_t size; 2574 2575 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2576 2577 /* SRIOV (type 3) is not supported */ 2578 if (vport->vpi) 2579 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */ 2580 else 2581 ae->un.AttrInt = cpu_to_be32(1); /* Physical */ 2582 size = FOURBYTES + sizeof(uint32_t); 2583 ad->AttrLen = cpu_to_be16(size); 2584 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO); 2585 return size; 2586 } 2587 2588 static int 2589 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, 2590 struct lpfc_fdmi_attr_def *ad) 2591 { 2592 struct lpfc_fdmi_attr_entry *ae; 2593 uint32_t size; 2594 2595 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2596 ae->un.AttrInt = cpu_to_be32(0); 2597 size = FOURBYTES + sizeof(uint32_t); 2598 ad->AttrLen = cpu_to_be16(size); 2599 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS); 2600 return size; 2601 } 2602 2603 static int 2604 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, 2605 struct lpfc_fdmi_attr_def *ad) 2606 { 2607 struct lpfc_fdmi_attr_entry *ae; 2608 uint32_t size; 2609 2610 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2611 ae->un.AttrInt = cpu_to_be32(1); 2612 size = FOURBYTES + sizeof(uint32_t); 2613 ad->AttrLen = cpu_to_be16(size); 2614 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY); 2615 return size; 2616 } 2617 2618 /* RHBA attribute jump table */ 2619 int (*lpfc_fdmi_hba_action[]) 2620 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2621 /* Action routine Mask bit Attribute type */ 2622 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ 2623 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ 2624 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */ 2625 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */ 2626 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */ 2627 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */ 2628 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */ 2629 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */ 2630 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */ 2631 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */ 2632 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */ 2633 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */ 2634 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */ 2635 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */ 2636 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */ 2637 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */ 2638 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */ 2639 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */ 2640 }; 2641 2642 /* RPA / RPRT attribute jump table */ 2643 int (*lpfc_fdmi_port_action[]) 2644 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2645 /* Action routine Mask bit Attribute type */ 2646 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ 2647 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ 2648 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */ 2649 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */ 2650 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */ 2651 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */ 2652 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */ 2653 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */ 2654 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */ 2655 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */ 2656 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */ 2657 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */ 2658 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */ 2659 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */ 2660 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */ 2661 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */ 2662 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */ 2663 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */ 2664 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */ 2665 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */ 2666 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */ 2667 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */ 2668 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */ 2669 }; 2670 2671 /** 2672 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort 2673 * @vport: pointer to a host virtual N_Port data structure. 2674 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID) 2675 * cmdcode: FDMI command to send 2676 * mask: Mask of HBA or PORT Attributes to send 2677 * 2678 * Builds and sends a FDMI command using the CT subsystem. 2679 */ 2680 int 2681 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, 2682 int cmdcode, uint32_t new_mask) 2683 { 2684 struct lpfc_hba *phba = vport->phba; 2685 struct lpfc_dmabuf *mp, *bmp; 2686 struct lpfc_sli_ct_request *CtReq; 2687 struct ulp_bde64 *bpl; 2688 uint32_t bit_pos; 2689 uint32_t size; 2690 uint32_t rsp_size; 2691 uint32_t mask; 2692 struct lpfc_fdmi_reg_hba *rh; 2693 struct lpfc_fdmi_port_entry *pe; 2694 struct lpfc_fdmi_reg_portattr *pab = NULL; 2695 struct lpfc_fdmi_attr_block *ab = NULL; 2696 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad); 2697 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *, 2698 struct lpfc_iocbq *); 2699 2700 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 2701 return 0; 2702 2703 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */ 2704 2705 /* fill in BDEs for command */ 2706 /* Allocate buffer for command payload */ 2707 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 2708 if (!mp) 2709 goto fdmi_cmd_exit; 2710 2711 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 2712 if (!mp->virt) 2713 goto fdmi_cmd_free_mp; 2714 2715 /* Allocate buffer for Buffer ptr list */ 2716 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 2717 if (!bmp) 2718 goto fdmi_cmd_free_mpvirt; 2719 2720 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys)); 2721 if (!bmp->virt) 2722 goto fdmi_cmd_free_bmp; 2723 2724 INIT_LIST_HEAD(&mp->list); 2725 INIT_LIST_HEAD(&bmp->list); 2726 2727 /* FDMI request */ 2728 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2729 "0218 FDMI Request Data: x%x x%x x%x\n", 2730 vport->fc_flag, vport->port_state, cmdcode); 2731 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 2732 2733 /* First populate the CT_IU preamble */ 2734 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 2735 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 2736 CtReq->RevisionId.bits.InId = 0; 2737 2738 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 2739 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 2740 2741 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 2742 rsp_size = LPFC_BPL_SIZE; 2743 size = 0; 2744 2745 /* Next fill in the specific FDMI cmd information */ 2746 switch (cmdcode) { 2747 case SLI_MGMT_RHAT: 2748 case SLI_MGMT_RHBA: 2749 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID; 2750 /* HBA Identifier */ 2751 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, 2752 sizeof(struct lpfc_name)); 2753 2754 if (cmdcode == SLI_MGMT_RHBA) { 2755 /* Registered Port List */ 2756 /* One entry (port) per adapter */ 2757 rh->rpl.EntryCnt = cpu_to_be32(1); 2758 memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName, 2759 sizeof(struct lpfc_name)); 2760 2761 /* point to the HBA attribute block */ 2762 size = 2 * sizeof(struct lpfc_name) + 2763 FOURBYTES; 2764 } else { 2765 size = sizeof(struct lpfc_name); 2766 } 2767 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); 2768 ab->EntryCnt = 0; 2769 size += FOURBYTES; 2770 bit_pos = 0; 2771 if (new_mask) 2772 mask = new_mask; 2773 else 2774 mask = vport->fdmi_hba_mask; 2775 2776 /* Mask will dictate what attributes to build in the request */ 2777 while (mask) { 2778 if (mask & 0x1) { 2779 func = lpfc_fdmi_hba_action[bit_pos]; 2780 size += func(vport, 2781 (struct lpfc_fdmi_attr_def *) 2782 ((uint8_t *)rh + size)); 2783 ab->EntryCnt++; 2784 if ((size + 256) > 2785 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 2786 goto hba_out; 2787 } 2788 mask = mask >> 1; 2789 bit_pos++; 2790 } 2791 hba_out: 2792 ab->EntryCnt = cpu_to_be32(ab->EntryCnt); 2793 /* Total size */ 2794 size = GID_REQUEST_SZ - 4 + size; 2795 break; 2796 2797 case SLI_MGMT_RPRT: 2798 case SLI_MGMT_RPA: 2799 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID; 2800 if (cmdcode == SLI_MGMT_RPRT) { 2801 rh = (struct lpfc_fdmi_reg_hba *)pab; 2802 /* HBA Identifier */ 2803 memcpy(&rh->hi.PortName, 2804 &phba->pport->fc_sparam.portName, 2805 sizeof(struct lpfc_name)); 2806 pab = (struct lpfc_fdmi_reg_portattr *) 2807 ((uint8_t *)pab + sizeof(struct lpfc_name)); 2808 } 2809 2810 memcpy((uint8_t *)&pab->PortName, 2811 (uint8_t *)&vport->fc_sparam.portName, 2812 sizeof(struct lpfc_name)); 2813 size += sizeof(struct lpfc_name) + FOURBYTES; 2814 pab->ab.EntryCnt = 0; 2815 bit_pos = 0; 2816 if (new_mask) 2817 mask = new_mask; 2818 else 2819 mask = vport->fdmi_port_mask; 2820 2821 /* Mask will dictate what attributes to build in the request */ 2822 while (mask) { 2823 if (mask & 0x1) { 2824 func = lpfc_fdmi_port_action[bit_pos]; 2825 size += func(vport, 2826 (struct lpfc_fdmi_attr_def *) 2827 ((uint8_t *)pab + size)); 2828 pab->ab.EntryCnt++; 2829 if ((size + 256) > 2830 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 2831 goto port_out; 2832 } 2833 mask = mask >> 1; 2834 bit_pos++; 2835 } 2836 port_out: 2837 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); 2838 /* Total size */ 2839 if (cmdcode == SLI_MGMT_RPRT) 2840 size += sizeof(struct lpfc_name); 2841 size = GID_REQUEST_SZ - 4 + size; 2842 break; 2843 2844 case SLI_MGMT_GHAT: 2845 case SLI_MGMT_GRPL: 2846 rsp_size = FC_MAX_NS_RSP; 2847 case SLI_MGMT_DHBA: 2848 case SLI_MGMT_DHAT: 2849 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 2850 memcpy((uint8_t *)&pe->PortName, 2851 (uint8_t *)&vport->fc_sparam.portName, 2852 sizeof(struct lpfc_name)); 2853 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 2854 break; 2855 2856 case SLI_MGMT_GPAT: 2857 case SLI_MGMT_GPAS: 2858 rsp_size = FC_MAX_NS_RSP; 2859 case SLI_MGMT_DPRT: 2860 case SLI_MGMT_DPA: 2861 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 2862 memcpy((uint8_t *)&pe->PortName, 2863 (uint8_t *)&vport->fc_sparam.portName, 2864 sizeof(struct lpfc_name)); 2865 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 2866 break; 2867 case SLI_MGMT_GRHL: 2868 size = GID_REQUEST_SZ - 4; 2869 break; 2870 default: 2871 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 2872 "0298 FDMI cmdcode x%x not supported\n", 2873 cmdcode); 2874 goto fdmi_cmd_free_bmpvirt; 2875 } 2876 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 2877 2878 bpl = (struct ulp_bde64 *)bmp->virt; 2879 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys)); 2880 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys)); 2881 bpl->tus.f.bdeFlags = 0; 2882 bpl->tus.f.bdeSize = size; 2883 2884 /* 2885 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 2886 * to hold ndlp reference for the corresponding callback function. 2887 */ 2888 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0)) 2889 return 0; 2890 2891 /* 2892 * Decrement ndlp reference count to release ndlp reference held 2893 * for the failed command's callback function. 2894 */ 2895 lpfc_nlp_put(ndlp); 2896 2897 fdmi_cmd_free_bmpvirt: 2898 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 2899 fdmi_cmd_free_bmp: 2900 kfree(bmp); 2901 fdmi_cmd_free_mpvirt: 2902 lpfc_mbuf_free(phba, mp->virt, mp->phys); 2903 fdmi_cmd_free_mp: 2904 kfree(mp); 2905 fdmi_cmd_exit: 2906 /* Issue FDMI request failed */ 2907 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2908 "0244 Issue FDMI request failed Data: x%x\n", 2909 cmdcode); 2910 return 1; 2911 } 2912 2913 /** 2914 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 2915 * @ptr - Context object of the timer. 2916 * 2917 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 2918 * the worker thread. 2919 **/ 2920 void 2921 lpfc_delayed_disc_tmo(struct timer_list *t) 2922 { 2923 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo); 2924 struct lpfc_hba *phba = vport->phba; 2925 uint32_t tmo_posted; 2926 unsigned long iflag; 2927 2928 spin_lock_irqsave(&vport->work_port_lock, iflag); 2929 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 2930 if (!tmo_posted) 2931 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 2932 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 2933 2934 if (!tmo_posted) 2935 lpfc_worker_wake_up(phba); 2936 return; 2937 } 2938 2939 /** 2940 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 2941 * handle delayed discovery. 2942 * @vport: pointer to a host virtual N_Port data structure. 2943 * 2944 * This function start nport discovery of the vport. 2945 **/ 2946 void 2947 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 2948 { 2949 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2950 2951 spin_lock_irq(shost->host_lock); 2952 if (!(vport->fc_flag & FC_DISC_DELAYED)) { 2953 spin_unlock_irq(shost->host_lock); 2954 return; 2955 } 2956 vport->fc_flag &= ~FC_DISC_DELAYED; 2957 spin_unlock_irq(shost->host_lock); 2958 2959 lpfc_do_scr_ns_plogi(vport->phba, vport); 2960 } 2961 2962 void 2963 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 2964 { 2965 struct lpfc_sli *psli = &phba->sli; 2966 lpfc_vpd_t *vp = &phba->vpd; 2967 uint32_t b1, b2, b3, b4, i, rev; 2968 char c; 2969 uint32_t *ptr, str[4]; 2970 uint8_t *fwname; 2971 2972 if (phba->sli_rev == LPFC_SLI_REV4) 2973 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 2974 else if (vp->rev.rBit) { 2975 if (psli->sli_flag & LPFC_SLI_ACTIVE) 2976 rev = vp->rev.sli2FwRev; 2977 else 2978 rev = vp->rev.sli1FwRev; 2979 2980 b1 = (rev & 0x0000f000) >> 12; 2981 b2 = (rev & 0x00000f00) >> 8; 2982 b3 = (rev & 0x000000c0) >> 6; 2983 b4 = (rev & 0x00000030) >> 4; 2984 2985 switch (b4) { 2986 case 0: 2987 c = 'N'; 2988 break; 2989 case 1: 2990 c = 'A'; 2991 break; 2992 case 2: 2993 c = 'B'; 2994 break; 2995 case 3: 2996 c = 'X'; 2997 break; 2998 default: 2999 c = 0; 3000 break; 3001 } 3002 b4 = (rev & 0x0000000f); 3003 3004 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3005 fwname = vp->rev.sli2FwName; 3006 else 3007 fwname = vp->rev.sli1FwName; 3008 3009 for (i = 0; i < 16; i++) 3010 if (fwname[i] == 0x20) 3011 fwname[i] = 0; 3012 3013 ptr = (uint32_t*)fwname; 3014 3015 for (i = 0; i < 3; i++) 3016 str[i] = be32_to_cpu(*ptr++); 3017 3018 if (c == 0) { 3019 if (flag) 3020 sprintf(fwrevision, "%d.%d%d (%s)", 3021 b1, b2, b3, (char *)str); 3022 else 3023 sprintf(fwrevision, "%d.%d%d", b1, 3024 b2, b3); 3025 } else { 3026 if (flag) 3027 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 3028 b1, b2, b3, c, 3029 b4, (char *)str); 3030 else 3031 sprintf(fwrevision, "%d.%d%d%c%d", 3032 b1, b2, b3, c, b4); 3033 } 3034 } else { 3035 rev = vp->rev.smFwRev; 3036 3037 b1 = (rev & 0xff000000) >> 24; 3038 b2 = (rev & 0x00f00000) >> 20; 3039 b3 = (rev & 0x000f0000) >> 16; 3040 c = (rev & 0x0000ff00) >> 8; 3041 b4 = (rev & 0x000000ff); 3042 3043 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 3044 } 3045 return; 3046 } 3047