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