1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2004-2008 Emulex. All rights reserved. * 5 * EMULEX and SLI are trademarks of Emulex. * 6 * www.emulex.com * 7 * * 8 * This program is free software; you can redistribute it and/or * 9 * modify it under the terms of version 2 of the GNU General * 10 * Public License as published by the Free Software Foundation. * 11 * This program is distributed in the hope that it will be useful. * 12 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 13 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 14 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 15 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 16 * TO BE LEGALLY INVALID. See the GNU General Public License for * 17 * more details, a copy of which can be found in the file COPYING * 18 * included with this package. * 19 *******************************************************************/ 20 21 /* 22 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS 23 */ 24 25 #include <linux/blkdev.h> 26 #include <linux/pci.h> 27 #include <linux/interrupt.h> 28 #include <linux/utsname.h> 29 30 #include <scsi/scsi.h> 31 #include <scsi/scsi_device.h> 32 #include <scsi/scsi_host.h> 33 #include <scsi/scsi_transport_fc.h> 34 35 #include "lpfc_hw.h" 36 #include "lpfc_sli.h" 37 #include "lpfc_nl.h" 38 #include "lpfc_disc.h" 39 #include "lpfc_scsi.h" 40 #include "lpfc.h" 41 #include "lpfc_logmsg.h" 42 #include "lpfc_crtn.h" 43 #include "lpfc_version.h" 44 #include "lpfc_vport.h" 45 #include "lpfc_debugfs.h" 46 47 #define HBA_PORTSPEED_UNKNOWN 0 /* Unknown - transceiver 48 * incapable of reporting */ 49 #define HBA_PORTSPEED_1GBIT 1 /* 1 GBit/sec */ 50 #define HBA_PORTSPEED_2GBIT 2 /* 2 GBit/sec */ 51 #define HBA_PORTSPEED_4GBIT 8 /* 4 GBit/sec */ 52 #define HBA_PORTSPEED_8GBIT 16 /* 8 GBit/sec */ 53 #define HBA_PORTSPEED_10GBIT 4 /* 10 GBit/sec */ 54 #define HBA_PORTSPEED_NOT_NEGOTIATED 5 /* Speed not established */ 55 56 #define FOURBYTES 4 57 58 59 static char *lpfc_release_version = LPFC_DRIVER_VERSION; 60 61 static void 62 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 63 struct lpfc_dmabuf *mp, uint32_t size) 64 { 65 if (!mp) { 66 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 67 "0146 Ignoring unsolicited CT No HBQ " 68 "status = x%x\n", 69 piocbq->iocb.ulpStatus); 70 } 71 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 72 "0145 Ignoring unsolicted CT HBQ Size:%d " 73 "status = x%x\n", 74 size, piocbq->iocb.ulpStatus); 75 } 76 77 static void 78 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 79 struct lpfc_dmabuf *mp, uint32_t size) 80 { 81 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size); 82 } 83 84 void 85 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, 86 struct lpfc_iocbq *piocbq) 87 { 88 89 struct lpfc_dmabuf *mp = NULL; 90 IOCB_t *icmd = &piocbq->iocb; 91 int i; 92 struct lpfc_iocbq *iocbq; 93 dma_addr_t paddr; 94 uint32_t size; 95 struct list_head head; 96 struct lpfc_dmabuf *bdeBuf; 97 98 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) { 99 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); 100 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) && 101 ((icmd->un.ulpWord[4] & 0xff) == IOERR_RCV_BUFFER_WAITING)) { 102 /* Not enough posted buffers; Try posting more buffers */ 103 phba->fc_stat.NoRcvBuf++; 104 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) 105 lpfc_post_buffer(phba, pring, 2); 106 return; 107 } 108 109 /* If there are no BDEs associated with this IOCB, 110 * there is nothing to do. 111 */ 112 if (icmd->ulpBdeCount == 0) 113 return; 114 115 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { 116 INIT_LIST_HEAD(&head); 117 list_add_tail(&head, &piocbq->list); 118 list_for_each_entry(iocbq, &head, list) { 119 icmd = &iocbq->iocb; 120 if (icmd->ulpBdeCount == 0) 121 continue; 122 bdeBuf = iocbq->context2; 123 iocbq->context2 = NULL; 124 size = icmd->un.cont64[0].tus.f.bdeSize; 125 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size); 126 lpfc_in_buf_free(phba, bdeBuf); 127 if (icmd->ulpBdeCount == 2) { 128 bdeBuf = iocbq->context3; 129 iocbq->context3 = NULL; 130 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize; 131 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, 132 size); 133 lpfc_in_buf_free(phba, bdeBuf); 134 } 135 } 136 list_del(&head); 137 } else { 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 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0); 144 for (i = 0; i < icmd->ulpBdeCount; i++) { 145 paddr = getPaddr(icmd->un.cont64[i].addrHigh, 146 icmd->un.cont64[i].addrLow); 147 mp = lpfc_sli_ringpostbuf_get(phba, pring, 148 paddr); 149 size = icmd->un.cont64[i].tus.f.bdeSize; 150 lpfc_ct_unsol_buffer(phba, iocbq, mp, size); 151 lpfc_in_buf_free(phba, mp); 152 } 153 lpfc_post_buffer(phba, pring, i); 154 } 155 list_del(&head); 156 } 157 } 158 159 static void 160 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist) 161 { 162 struct lpfc_dmabuf *mlast, *next_mlast; 163 164 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) { 165 lpfc_mbuf_free(phba, mlast->virt, mlast->phys); 166 list_del(&mlast->list); 167 kfree(mlast); 168 } 169 lpfc_mbuf_free(phba, mlist->virt, mlist->phys); 170 kfree(mlist); 171 return; 172 } 173 174 static struct lpfc_dmabuf * 175 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl, 176 uint32_t size, int *entries) 177 { 178 struct lpfc_dmabuf *mlist = NULL; 179 struct lpfc_dmabuf *mp; 180 int cnt, i = 0; 181 182 /* We get chunks of FCELSSIZE */ 183 cnt = size > FCELSSIZE ? FCELSSIZE: size; 184 185 while (size) { 186 /* Allocate buffer for rsp payload */ 187 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 188 if (!mp) { 189 if (mlist) 190 lpfc_free_ct_rsp(phba, mlist); 191 return NULL; 192 } 193 194 INIT_LIST_HEAD(&mp->list); 195 196 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) || 197 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID)) 198 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 199 else 200 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 201 202 if (!mp->virt) { 203 kfree(mp); 204 if (mlist) 205 lpfc_free_ct_rsp(phba, mlist); 206 return NULL; 207 } 208 209 /* Queue it to a linked list */ 210 if (!mlist) 211 mlist = mp; 212 else 213 list_add_tail(&mp->list, &mlist->list); 214 215 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I; 216 /* build buffer ptr list for IOCB */ 217 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 218 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 219 bpl->tus.f.bdeSize = (uint16_t) cnt; 220 bpl->tus.w = le32_to_cpu(bpl->tus.w); 221 bpl++; 222 223 i++; 224 size -= cnt; 225 } 226 227 *entries = i; 228 return mlist; 229 } 230 231 int 232 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb) 233 { 234 struct lpfc_dmabuf *buf_ptr; 235 236 if (ctiocb->context_un.ndlp) { 237 lpfc_nlp_put(ctiocb->context_un.ndlp); 238 ctiocb->context_un.ndlp = NULL; 239 } 240 if (ctiocb->context1) { 241 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1; 242 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 243 kfree(buf_ptr); 244 ctiocb->context1 = NULL; 245 } 246 if (ctiocb->context2) { 247 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2); 248 ctiocb->context2 = NULL; 249 } 250 251 if (ctiocb->context3) { 252 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3; 253 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 254 kfree(buf_ptr); 255 ctiocb->context1 = NULL; 256 } 257 lpfc_sli_release_iocbq(phba, ctiocb); 258 return 0; 259 } 260 261 static int 262 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp, 263 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp, 264 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 265 struct lpfc_iocbq *), 266 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry, 267 uint32_t tmo, uint8_t retry) 268 { 269 struct lpfc_hba *phba = vport->phba; 270 struct lpfc_sli *psli = &phba->sli; 271 struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; 272 IOCB_t *icmd; 273 struct lpfc_iocbq *geniocb; 274 int rc; 275 276 /* Allocate buffer for command iocb */ 277 geniocb = lpfc_sli_get_iocbq(phba); 278 279 if (geniocb == NULL) 280 return 1; 281 282 icmd = &geniocb->iocb; 283 icmd->un.genreq64.bdl.ulpIoTag32 = 0; 284 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys); 285 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys); 286 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; 287 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof (struct ulp_bde64)); 288 289 if (usr_flg) 290 geniocb->context3 = NULL; 291 else 292 geniocb->context3 = (uint8_t *) bmp; 293 294 /* Save for completion so we can release these resources */ 295 geniocb->context1 = (uint8_t *) inp; 296 geniocb->context2 = (uint8_t *) outp; 297 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp); 298 299 /* Fill in payload, bp points to frame payload */ 300 icmd->ulpCommand = CMD_GEN_REQUEST64_CR; 301 302 /* Fill in rest of iocb */ 303 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA); 304 icmd->un.genreq64.w5.hcsw.Dfctl = 0; 305 icmd->un.genreq64.w5.hcsw.Rctl = FC_UNSOL_CTL; 306 icmd->un.genreq64.w5.hcsw.Type = FC_COMMON_TRANSPORT_ULP; 307 308 if (!tmo) { 309 /* FC spec states we need 3 * ratov for CT requests */ 310 tmo = (3 * phba->fc_ratov); 311 } 312 icmd->ulpTimeout = tmo; 313 icmd->ulpBdeCount = 1; 314 icmd->ulpLe = 1; 315 icmd->ulpClass = CLASS3; 316 icmd->ulpContext = ndlp->nlp_rpi; 317 318 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { 319 /* For GEN_REQUEST64_CR, use the RPI */ 320 icmd->ulpCt_h = 0; 321 icmd->ulpCt_l = 0; 322 } 323 324 /* Issue GEN REQ IOCB for NPORT <did> */ 325 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 326 "0119 Issue GEN REQ IOCB to NPORT x%x " 327 "Data: x%x x%x\n", 328 ndlp->nlp_DID, icmd->ulpIoTag, 329 vport->port_state); 330 geniocb->iocb_cmpl = cmpl; 331 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT; 332 geniocb->vport = vport; 333 geniocb->retry = retry; 334 rc = lpfc_sli_issue_iocb(phba, pring, geniocb, 0); 335 336 if (rc == IOCB_ERROR) { 337 lpfc_sli_release_iocbq(phba, geniocb); 338 return 1; 339 } 340 341 return 0; 342 } 343 344 static int 345 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp, 346 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp, 347 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 348 struct lpfc_iocbq *), 349 uint32_t rsp_size, uint8_t retry) 350 { 351 struct lpfc_hba *phba = vport->phba; 352 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt; 353 struct lpfc_dmabuf *outmp; 354 int cnt = 0, status; 355 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)-> 356 CommandResponse.bits.CmdRsp; 357 358 bpl++; /* Skip past ct request */ 359 360 /* Put buffer(s) for ct rsp in bpl */ 361 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt); 362 if (!outmp) 363 return -ENOMEM; 364 365 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0, 366 cnt+1, 0, retry); 367 if (status) { 368 lpfc_free_ct_rsp(phba, outmp); 369 return -ENOMEM; 370 } 371 return 0; 372 } 373 374 struct lpfc_vport * 375 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { 376 struct lpfc_vport *vport_curr; 377 unsigned long flags; 378 379 spin_lock_irqsave(&phba->hbalock, flags); 380 list_for_each_entry(vport_curr, &phba->port_list, listentry) { 381 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { 382 spin_unlock_irqrestore(&phba->hbalock, flags); 383 return vport_curr; 384 } 385 } 386 spin_unlock_irqrestore(&phba->hbalock, flags); 387 return NULL; 388 } 389 390 static int 391 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size) 392 { 393 struct lpfc_hba *phba = vport->phba; 394 struct lpfc_sli_ct_request *Response = 395 (struct lpfc_sli_ct_request *) mp->virt; 396 struct lpfc_nodelist *ndlp = NULL; 397 struct lpfc_dmabuf *mlast, *next_mp; 398 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 399 uint32_t Did, CTentry; 400 int Cnt; 401 struct list_head head; 402 403 lpfc_set_disctmo(vport); 404 vport->num_disc_nodes = 0; 405 vport->fc_ns_retry = 0; 406 407 408 list_add_tail(&head, &mp->list); 409 list_for_each_entry_safe(mp, next_mp, &head, list) { 410 mlast = mp; 411 412 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 413 414 Size -= Cnt; 415 416 if (!ctptr) { 417 ctptr = (uint32_t *) mlast->virt; 418 } else 419 Cnt -= 16; /* subtract length of CT header */ 420 421 /* Loop through entire NameServer list of DIDs */ 422 while (Cnt >= sizeof (uint32_t)) { 423 /* Get next DID from NameServer List */ 424 CTentry = *ctptr++; 425 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 426 427 ndlp = NULL; 428 429 /* 430 * Check for rscn processing or not 431 * To conserve rpi's, filter out addresses for other 432 * vports on the same physical HBAs. 433 */ 434 if ((Did != vport->fc_myDID) && 435 ((lpfc_find_vport_by_did(phba, Did) == NULL) || 436 vport->cfg_peer_port_login)) { 437 if ((vport->port_type != LPFC_NPIV_PORT) || 438 (!(vport->ct_flags & FC_CT_RFF_ID)) || 439 (!vport->cfg_restrict_login)) { 440 ndlp = lpfc_setup_disc_node(vport, Did); 441 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 442 lpfc_debugfs_disc_trc(vport, 443 LPFC_DISC_TRC_CT, 444 "Parse GID_FTrsp: " 445 "did:x%x flg:x%x x%x", 446 Did, ndlp->nlp_flag, 447 vport->fc_flag); 448 449 lpfc_printf_vlog(vport, 450 KERN_INFO, 451 LOG_DISCOVERY, 452 "0238 Process " 453 "x%x NameServer Rsp" 454 "Data: x%x x%x x%x\n", 455 Did, ndlp->nlp_flag, 456 vport->fc_flag, 457 vport->fc_rscn_id_cnt); 458 } else { 459 lpfc_debugfs_disc_trc(vport, 460 LPFC_DISC_TRC_CT, 461 "Skip1 GID_FTrsp: " 462 "did:x%x flg:x%x cnt:%d", 463 Did, vport->fc_flag, 464 vport->fc_rscn_id_cnt); 465 466 lpfc_printf_vlog(vport, 467 KERN_INFO, 468 LOG_DISCOVERY, 469 "0239 Skip x%x " 470 "NameServer Rsp Data: " 471 "x%x x%x\n", 472 Did, vport->fc_flag, 473 vport->fc_rscn_id_cnt); 474 } 475 476 } else { 477 if (!(vport->fc_flag & FC_RSCN_MODE) || 478 (lpfc_rscn_payload_check(vport, Did))) { 479 lpfc_debugfs_disc_trc(vport, 480 LPFC_DISC_TRC_CT, 481 "Query GID_FTrsp: " 482 "did:x%x flg:x%x cnt:%d", 483 Did, vport->fc_flag, 484 vport->fc_rscn_id_cnt); 485 486 /* This NPortID was previously 487 * a FCP target, * Don't even 488 * bother to send GFF_ID. 489 */ 490 ndlp = lpfc_findnode_did(vport, 491 Did); 492 if (ndlp && 493 NLP_CHK_NODE_ACT(ndlp) 494 && (ndlp->nlp_type & 495 NLP_FCP_TARGET)) 496 lpfc_setup_disc_node 497 (vport, Did); 498 else if (lpfc_ns_cmd(vport, 499 SLI_CTNS_GFF_ID, 500 0, Did) == 0) 501 vport->num_disc_nodes++; 502 } 503 else { 504 lpfc_debugfs_disc_trc(vport, 505 LPFC_DISC_TRC_CT, 506 "Skip2 GID_FTrsp: " 507 "did:x%x flg:x%x cnt:%d", 508 Did, vport->fc_flag, 509 vport->fc_rscn_id_cnt); 510 511 lpfc_printf_vlog(vport, 512 KERN_INFO, 513 LOG_DISCOVERY, 514 "0245 Skip x%x " 515 "NameServer Rsp Data: " 516 "x%x x%x\n", 517 Did, vport->fc_flag, 518 vport->fc_rscn_id_cnt); 519 } 520 } 521 } 522 if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY))) 523 goto nsout1; 524 Cnt -= sizeof (uint32_t); 525 } 526 ctptr = NULL; 527 528 } 529 530 nsout1: 531 list_del(&head); 532 return 0; 533 } 534 535 static void 536 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 537 struct lpfc_iocbq *rspiocb) 538 { 539 struct lpfc_vport *vport = cmdiocb->vport; 540 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 541 IOCB_t *irsp; 542 struct lpfc_dmabuf *bmp; 543 struct lpfc_dmabuf *outp; 544 struct lpfc_sli_ct_request *CTrsp; 545 struct lpfc_nodelist *ndlp; 546 int rc; 547 548 /* First save ndlp, before we overwrite it */ 549 ndlp = cmdiocb->context_un.ndlp; 550 551 /* we pass cmdiocb to state machine which needs rspiocb as well */ 552 cmdiocb->context_un.rsp_iocb = rspiocb; 553 554 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 555 bmp = (struct lpfc_dmabuf *) cmdiocb->context3; 556 irsp = &rspiocb->iocb; 557 558 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 559 "GID_FT cmpl: status:x%x/x%x rtry:%d", 560 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry); 561 562 /* Don't bother processing response if vport is being torn down. */ 563 if (vport->load_flag & FC_UNLOADING) { 564 if (vport->fc_flag & FC_RSCN_MODE) 565 lpfc_els_flush_rscn(vport); 566 goto out; 567 } 568 569 if (lpfc_els_chk_latt(vport)) { 570 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 571 "0216 Link event during NS query\n"); 572 if (vport->fc_flag & FC_RSCN_MODE) 573 lpfc_els_flush_rscn(vport); 574 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 575 goto out; 576 } 577 if (lpfc_error_lost_link(irsp)) { 578 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 579 "0226 NS query failed due to link event\n"); 580 if (vport->fc_flag & FC_RSCN_MODE) 581 lpfc_els_flush_rscn(vport); 582 goto out; 583 } 584 if (irsp->ulpStatus) { 585 /* Check for retry */ 586 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 587 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT || 588 irsp->un.ulpWord[4] != IOERR_NO_RESOURCES) 589 vport->fc_ns_retry++; 590 591 /* CT command is being retried */ 592 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 593 vport->fc_ns_retry, 0); 594 if (rc == 0) 595 goto out; 596 } 597 if (vport->fc_flag & FC_RSCN_MODE) 598 lpfc_els_flush_rscn(vport); 599 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 600 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, 601 "0257 GID_FT Query error: 0x%x 0x%x\n", 602 irsp->ulpStatus, vport->fc_ns_retry); 603 } else { 604 /* Good status, continue checking */ 605 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 606 if (CTrsp->CommandResponse.bits.CmdRsp == 607 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 608 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 609 "0208 NameServer Rsp Data: x%x\n", 610 vport->fc_flag); 611 lpfc_ns_rsp(vport, outp, 612 (uint32_t) (irsp->un.genreq64.bdl.bdeSize)); 613 } else if (CTrsp->CommandResponse.bits.CmdRsp == 614 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 615 /* NameServer Rsp Error */ 616 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 617 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 618 lpfc_printf_vlog(vport, KERN_INFO, 619 LOG_DISCOVERY, 620 "0269 No NameServer Entries " 621 "Data: x%x x%x x%x x%x\n", 622 CTrsp->CommandResponse.bits.CmdRsp, 623 (uint32_t) CTrsp->ReasonCode, 624 (uint32_t) CTrsp->Explanation, 625 vport->fc_flag); 626 627 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 628 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 629 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 630 (uint32_t) CTrsp->ReasonCode, 631 (uint32_t) CTrsp->Explanation); 632 } else { 633 lpfc_printf_vlog(vport, KERN_INFO, 634 LOG_DISCOVERY, 635 "0240 NameServer Rsp Error " 636 "Data: x%x x%x x%x x%x\n", 637 CTrsp->CommandResponse.bits.CmdRsp, 638 (uint32_t) CTrsp->ReasonCode, 639 (uint32_t) CTrsp->Explanation, 640 vport->fc_flag); 641 642 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 643 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 644 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 645 (uint32_t) CTrsp->ReasonCode, 646 (uint32_t) CTrsp->Explanation); 647 } 648 649 650 } else { 651 /* NameServer Rsp Error */ 652 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 653 "0241 NameServer Rsp Error " 654 "Data: x%x x%x x%x x%x\n", 655 CTrsp->CommandResponse.bits.CmdRsp, 656 (uint32_t) CTrsp->ReasonCode, 657 (uint32_t) CTrsp->Explanation, 658 vport->fc_flag); 659 660 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 661 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 662 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 663 (uint32_t) CTrsp->ReasonCode, 664 (uint32_t) CTrsp->Explanation); 665 } 666 } 667 /* Link up / RSCN discovery */ 668 if (vport->num_disc_nodes == 0) { 669 /* 670 * The driver has cycled through all Nports in the RSCN payload. 671 * Complete the handling by cleaning up and marking the 672 * current driver state. 673 */ 674 if (vport->port_state >= LPFC_DISC_AUTH) { 675 if (vport->fc_flag & FC_RSCN_MODE) { 676 lpfc_els_flush_rscn(vport); 677 spin_lock_irq(shost->host_lock); 678 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 679 spin_unlock_irq(shost->host_lock); 680 } 681 else 682 lpfc_els_flush_rscn(vport); 683 } 684 685 lpfc_disc_start(vport); 686 } 687 out: 688 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 689 lpfc_ct_free_iocb(phba, cmdiocb); 690 return; 691 } 692 693 static void 694 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 695 struct lpfc_iocbq *rspiocb) 696 { 697 struct lpfc_vport *vport = cmdiocb->vport; 698 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 699 IOCB_t *irsp = &rspiocb->iocb; 700 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1; 701 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2; 702 struct lpfc_sli_ct_request *CTrsp; 703 int did, rc, retry; 704 uint8_t fbits; 705 struct lpfc_nodelist *ndlp; 706 707 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 708 did = be32_to_cpu(did); 709 710 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 711 "GFF_ID cmpl: status:x%x/x%x did:x%x", 712 irsp->ulpStatus, irsp->un.ulpWord[4], did); 713 714 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 715 /* Good status, continue checking */ 716 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 717 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 718 719 if (CTrsp->CommandResponse.bits.CmdRsp == 720 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 721 if ((fbits & FC4_FEATURE_INIT) && 722 !(fbits & FC4_FEATURE_TARGET)) { 723 lpfc_printf_vlog(vport, KERN_INFO, 724 LOG_DISCOVERY, 725 "0270 Skip x%x GFF " 726 "NameServer Rsp Data: (init) " 727 "x%x x%x\n", did, fbits, 728 vport->fc_rscn_id_cnt); 729 goto out; 730 } 731 } 732 } 733 else { 734 /* Check for retry */ 735 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 736 retry = 1; 737 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 738 switch (irsp->un.ulpWord[4]) { 739 case IOERR_NO_RESOURCES: 740 /* We don't increment the retry 741 * count for this case. 742 */ 743 break; 744 case IOERR_LINK_DOWN: 745 case IOERR_SLI_ABORTED: 746 case IOERR_SLI_DOWN: 747 retry = 0; 748 break; 749 default: 750 cmdiocb->retry++; 751 } 752 } 753 else 754 cmdiocb->retry++; 755 756 if (retry) { 757 /* CT command is being retried */ 758 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 759 cmdiocb->retry, did); 760 if (rc == 0) { 761 /* success */ 762 lpfc_ct_free_iocb(phba, cmdiocb); 763 return; 764 } 765 } 766 } 767 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 768 "0267 NameServer GFF Rsp " 769 "x%x Error (%d %d) Data: x%x x%x\n", 770 did, irsp->ulpStatus, irsp->un.ulpWord[4], 771 vport->fc_flag, vport->fc_rscn_id_cnt); 772 } 773 774 /* This is a target port, unregistered port, or the GFF_ID failed */ 775 ndlp = lpfc_setup_disc_node(vport, did); 776 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 777 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 778 "0242 Process x%x GFF " 779 "NameServer Rsp Data: x%x x%x x%x\n", 780 did, ndlp->nlp_flag, vport->fc_flag, 781 vport->fc_rscn_id_cnt); 782 } else { 783 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 784 "0243 Skip x%x GFF " 785 "NameServer Rsp Data: x%x x%x\n", did, 786 vport->fc_flag, vport->fc_rscn_id_cnt); 787 } 788 out: 789 /* Link up / RSCN discovery */ 790 if (vport->num_disc_nodes) 791 vport->num_disc_nodes--; 792 if (vport->num_disc_nodes == 0) { 793 /* 794 * The driver has cycled through all Nports in the RSCN payload. 795 * Complete the handling by cleaning up and marking the 796 * current driver state. 797 */ 798 if (vport->port_state >= LPFC_DISC_AUTH) { 799 if (vport->fc_flag & FC_RSCN_MODE) { 800 lpfc_els_flush_rscn(vport); 801 spin_lock_irq(shost->host_lock); 802 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 803 spin_unlock_irq(shost->host_lock); 804 } 805 else 806 lpfc_els_flush_rscn(vport); 807 } 808 lpfc_disc_start(vport); 809 } 810 lpfc_ct_free_iocb(phba, cmdiocb); 811 return; 812 } 813 814 815 static void 816 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 817 struct lpfc_iocbq *rspiocb) 818 { 819 struct lpfc_vport *vport = cmdiocb->vport; 820 struct lpfc_dmabuf *inp; 821 struct lpfc_dmabuf *outp; 822 IOCB_t *irsp; 823 struct lpfc_sli_ct_request *CTrsp; 824 struct lpfc_nodelist *ndlp; 825 int cmdcode, rc; 826 uint8_t retry; 827 uint32_t latt; 828 829 /* First save ndlp, before we overwrite it */ 830 ndlp = cmdiocb->context_un.ndlp; 831 832 /* we pass cmdiocb to state machine which needs rspiocb as well */ 833 cmdiocb->context_un.rsp_iocb = rspiocb; 834 835 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 836 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 837 irsp = &rspiocb->iocb; 838 839 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 840 CommandResponse.bits.CmdRsp); 841 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 842 843 latt = lpfc_els_chk_latt(vport); 844 845 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */ 846 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 847 "0209 CT Request completes, latt %d, " 848 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n", 849 latt, irsp->ulpStatus, 850 CTrsp->CommandResponse.bits.CmdRsp, 851 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag); 852 853 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 854 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 855 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode); 856 857 if (irsp->ulpStatus) { 858 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 859 "0268 NS cmd %x Error (%d %d)\n", 860 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]); 861 862 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) && 863 ((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) || 864 (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED))) 865 goto out; 866 867 retry = cmdiocb->retry; 868 if (retry >= LPFC_MAX_NS_RETRY) 869 goto out; 870 871 retry++; 872 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 873 "0250 Retrying NS cmd %x\n", cmdcode); 874 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 875 if (rc == 0) 876 goto out; 877 } 878 879 out: 880 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 881 lpfc_ct_free_iocb(phba, cmdiocb); 882 return; 883 } 884 885 static void 886 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 887 struct lpfc_iocbq *rspiocb) 888 { 889 IOCB_t *irsp = &rspiocb->iocb; 890 struct lpfc_vport *vport = cmdiocb->vport; 891 892 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 893 struct lpfc_dmabuf *outp; 894 struct lpfc_sli_ct_request *CTrsp; 895 896 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 897 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 898 if (CTrsp->CommandResponse.bits.CmdRsp == 899 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 900 vport->ct_flags |= FC_CT_RFT_ID; 901 } 902 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 903 return; 904 } 905 906 static void 907 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 908 struct lpfc_iocbq *rspiocb) 909 { 910 IOCB_t *irsp = &rspiocb->iocb; 911 struct lpfc_vport *vport = cmdiocb->vport; 912 913 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 914 struct lpfc_dmabuf *outp; 915 struct lpfc_sli_ct_request *CTrsp; 916 917 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 918 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 919 if (CTrsp->CommandResponse.bits.CmdRsp == 920 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 921 vport->ct_flags |= FC_CT_RNN_ID; 922 } 923 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 924 return; 925 } 926 927 static void 928 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 929 struct lpfc_iocbq *rspiocb) 930 { 931 IOCB_t *irsp = &rspiocb->iocb; 932 struct lpfc_vport *vport = cmdiocb->vport; 933 934 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 935 struct lpfc_dmabuf *outp; 936 struct lpfc_sli_ct_request *CTrsp; 937 938 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 939 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 940 if (CTrsp->CommandResponse.bits.CmdRsp == 941 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 942 vport->ct_flags |= FC_CT_RSPN_ID; 943 } 944 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 945 return; 946 } 947 948 static void 949 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 950 struct lpfc_iocbq *rspiocb) 951 { 952 IOCB_t *irsp = &rspiocb->iocb; 953 struct lpfc_vport *vport = cmdiocb->vport; 954 955 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 956 struct lpfc_dmabuf *outp; 957 struct lpfc_sli_ct_request *CTrsp; 958 959 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 960 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 961 if (CTrsp->CommandResponse.bits.CmdRsp == 962 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 963 vport->ct_flags |= FC_CT_RSNN_NN; 964 } 965 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 966 return; 967 } 968 969 static void 970 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 971 struct lpfc_iocbq *rspiocb) 972 { 973 struct lpfc_vport *vport = cmdiocb->vport; 974 975 /* even if it fails we will act as though it succeeded. */ 976 vport->ct_flags = 0; 977 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 978 return; 979 } 980 981 static void 982 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 983 struct lpfc_iocbq *rspiocb) 984 { 985 IOCB_t *irsp = &rspiocb->iocb; 986 struct lpfc_vport *vport = cmdiocb->vport; 987 988 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 989 struct lpfc_dmabuf *outp; 990 struct lpfc_sli_ct_request *CTrsp; 991 992 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 993 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 994 if (CTrsp->CommandResponse.bits.CmdRsp == 995 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 996 vport->ct_flags |= FC_CT_RFF_ID; 997 } 998 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 999 return; 1000 } 1001 1002 int 1003 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1004 size_t size) 1005 { 1006 int n; 1007 uint8_t *wwn = vport->phba->wwpn; 1008 1009 n = snprintf(symbol, size, 1010 "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", 1011 wwn[0], wwn[1], wwn[2], wwn[3], 1012 wwn[4], wwn[5], wwn[6], wwn[7]); 1013 1014 if (vport->port_type == LPFC_PHYSICAL_PORT) 1015 return n; 1016 1017 if (n < size) 1018 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi); 1019 1020 if (n < size && 1021 strlen(vport->fc_vport->symbolic_name)) 1022 n += snprintf(symbol + n, size - n, " VName-%s", 1023 vport->fc_vport->symbolic_name); 1024 return n; 1025 } 1026 1027 int 1028 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1029 size_t size) 1030 { 1031 char fwrev[16]; 1032 int n; 1033 1034 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1035 1036 n = snprintf(symbol, size, "Emulex %s FV%s DV%s", 1037 vport->phba->ModelName, fwrev, lpfc_release_version); 1038 return n; 1039 } 1040 1041 /* 1042 * lpfc_ns_cmd 1043 * Description: 1044 * Issue Cmd to NameServer 1045 * SLI_CTNS_GID_FT 1046 * LI_CTNS_RFT_ID 1047 */ 1048 int 1049 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1050 uint8_t retry, uint32_t context) 1051 { 1052 struct lpfc_nodelist * ndlp; 1053 struct lpfc_hba *phba = vport->phba; 1054 struct lpfc_dmabuf *mp, *bmp; 1055 struct lpfc_sli_ct_request *CtReq; 1056 struct ulp_bde64 *bpl; 1057 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1058 struct lpfc_iocbq *) = NULL; 1059 uint32_t rsp_size = 1024; 1060 size_t size; 1061 int rc = 0; 1062 1063 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1064 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp) 1065 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1066 rc=1; 1067 goto ns_cmd_exit; 1068 } 1069 1070 /* fill in BDEs for command */ 1071 /* Allocate buffer for command payload */ 1072 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1073 if (!mp) { 1074 rc=2; 1075 goto ns_cmd_exit; 1076 } 1077 1078 INIT_LIST_HEAD(&mp->list); 1079 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1080 if (!mp->virt) { 1081 rc=3; 1082 goto ns_cmd_free_mp; 1083 } 1084 1085 /* Allocate buffer for Buffer ptr list */ 1086 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1087 if (!bmp) { 1088 rc=4; 1089 goto ns_cmd_free_mpvirt; 1090 } 1091 1092 INIT_LIST_HEAD(&bmp->list); 1093 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1094 if (!bmp->virt) { 1095 rc=5; 1096 goto ns_cmd_free_bmp; 1097 } 1098 1099 /* NameServer Req */ 1100 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1101 "0236 NameServer Req Data: x%x x%x x%x\n", 1102 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt); 1103 1104 bpl = (struct ulp_bde64 *) bmp->virt; 1105 memset(bpl, 0, sizeof(struct ulp_bde64)); 1106 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1107 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1108 bpl->tus.f.bdeFlags = 0; 1109 if (cmdcode == SLI_CTNS_GID_FT) 1110 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1111 else if (cmdcode == SLI_CTNS_GFF_ID) 1112 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1113 else if (cmdcode == SLI_CTNS_RFT_ID) 1114 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1115 else if (cmdcode == SLI_CTNS_RNN_ID) 1116 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1117 else if (cmdcode == SLI_CTNS_RSPN_ID) 1118 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1119 else if (cmdcode == SLI_CTNS_RSNN_NN) 1120 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1121 else if (cmdcode == SLI_CTNS_DA_ID) 1122 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1123 else if (cmdcode == SLI_CTNS_RFF_ID) 1124 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1125 else 1126 bpl->tus.f.bdeSize = 0; 1127 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1128 1129 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1130 memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request)); 1131 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1132 CtReq->RevisionId.bits.InId = 0; 1133 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1134 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1135 CtReq->CommandResponse.bits.Size = 0; 1136 switch (cmdcode) { 1137 case SLI_CTNS_GID_FT: 1138 CtReq->CommandResponse.bits.CmdRsp = 1139 be16_to_cpu(SLI_CTNS_GID_FT); 1140 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP; 1141 if (vport->port_state < LPFC_NS_QRY) 1142 vport->port_state = LPFC_NS_QRY; 1143 lpfc_set_disctmo(vport); 1144 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1145 rsp_size = FC_MAX_NS_RSP; 1146 break; 1147 1148 case SLI_CTNS_GFF_ID: 1149 CtReq->CommandResponse.bits.CmdRsp = 1150 be16_to_cpu(SLI_CTNS_GFF_ID); 1151 CtReq->un.gff.PortId = cpu_to_be32(context); 1152 cmpl = lpfc_cmpl_ct_cmd_gff_id; 1153 break; 1154 1155 case SLI_CTNS_RFT_ID: 1156 vport->ct_flags &= ~FC_CT_RFT_ID; 1157 CtReq->CommandResponse.bits.CmdRsp = 1158 be16_to_cpu(SLI_CTNS_RFT_ID); 1159 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID); 1160 CtReq->un.rft.fcpReg = 1; 1161 cmpl = lpfc_cmpl_ct_cmd_rft_id; 1162 break; 1163 1164 case SLI_CTNS_RNN_ID: 1165 vport->ct_flags &= ~FC_CT_RNN_ID; 1166 CtReq->CommandResponse.bits.CmdRsp = 1167 be16_to_cpu(SLI_CTNS_RNN_ID); 1168 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 1169 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 1170 sizeof (struct lpfc_name)); 1171 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 1172 break; 1173 1174 case SLI_CTNS_RSPN_ID: 1175 vport->ct_flags &= ~FC_CT_RSPN_ID; 1176 CtReq->CommandResponse.bits.CmdRsp = 1177 be16_to_cpu(SLI_CTNS_RSPN_ID); 1178 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 1179 size = sizeof(CtReq->un.rspn.symbname); 1180 CtReq->un.rspn.len = 1181 lpfc_vport_symbolic_port_name(vport, 1182 CtReq->un.rspn.symbname, size); 1183 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 1184 break; 1185 case SLI_CTNS_RSNN_NN: 1186 vport->ct_flags &= ~FC_CT_RSNN_NN; 1187 CtReq->CommandResponse.bits.CmdRsp = 1188 be16_to_cpu(SLI_CTNS_RSNN_NN); 1189 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 1190 sizeof (struct lpfc_name)); 1191 size = sizeof(CtReq->un.rsnn.symbname); 1192 CtReq->un.rsnn.len = 1193 lpfc_vport_symbolic_node_name(vport, 1194 CtReq->un.rsnn.symbname, size); 1195 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 1196 break; 1197 case SLI_CTNS_DA_ID: 1198 /* Implement DA_ID Nameserver request */ 1199 CtReq->CommandResponse.bits.CmdRsp = 1200 be16_to_cpu(SLI_CTNS_DA_ID); 1201 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 1202 cmpl = lpfc_cmpl_ct_cmd_da_id; 1203 break; 1204 case SLI_CTNS_RFF_ID: 1205 vport->ct_flags &= ~FC_CT_RFF_ID; 1206 CtReq->CommandResponse.bits.CmdRsp = 1207 be16_to_cpu(SLI_CTNS_RFF_ID); 1208 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);; 1209 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 1210 CtReq->un.rff.type_code = FC_FCP_DATA; 1211 cmpl = lpfc_cmpl_ct_cmd_rff_id; 1212 break; 1213 } 1214 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1215 * to hold ndlp reference for the corresponding callback function. 1216 */ 1217 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 1218 /* On success, The cmpl function will free the buffers */ 1219 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1220 "Issue CT cmd: cmd:x%x did:x%x", 1221 cmdcode, ndlp->nlp_DID, 0); 1222 return 0; 1223 } 1224 rc=6; 1225 1226 /* Decrement ndlp reference count to release ndlp reference held 1227 * for the failed command's callback function. 1228 */ 1229 lpfc_nlp_put(ndlp); 1230 1231 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1232 ns_cmd_free_bmp: 1233 kfree(bmp); 1234 ns_cmd_free_mpvirt: 1235 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1236 ns_cmd_free_mp: 1237 kfree(mp); 1238 ns_cmd_exit: 1239 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1240 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n", 1241 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 1242 return 1; 1243 } 1244 1245 static void 1246 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1247 struct lpfc_iocbq * rspiocb) 1248 { 1249 struct lpfc_dmabuf *inp = cmdiocb->context1; 1250 struct lpfc_dmabuf *outp = cmdiocb->context2; 1251 struct lpfc_sli_ct_request *CTrsp = outp->virt; 1252 struct lpfc_sli_ct_request *CTcmd = inp->virt; 1253 struct lpfc_nodelist *ndlp; 1254 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 1255 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 1256 struct lpfc_vport *vport = cmdiocb->vport; 1257 IOCB_t *irsp = &rspiocb->iocb; 1258 uint32_t latt; 1259 1260 latt = lpfc_els_chk_latt(vport); 1261 1262 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1263 "FDMI cmpl: status:x%x/x%x latt:%d", 1264 irsp->ulpStatus, irsp->un.ulpWord[4], latt); 1265 1266 if (latt || irsp->ulpStatus) { 1267 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1268 "0229 FDMI cmd %04x failed, latt = %d " 1269 "ulpStatus: x%x, rid x%x\n", 1270 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus, 1271 irsp->un.ulpWord[4]); 1272 lpfc_ct_free_iocb(phba, cmdiocb); 1273 return; 1274 } 1275 1276 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1277 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1278 goto fail_out; 1279 1280 if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 1281 /* FDMI rsp failed */ 1282 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1283 "0220 FDMI rsp failed Data: x%x\n", 1284 be16_to_cpu(fdmi_cmd)); 1285 } 1286 1287 switch (be16_to_cpu(fdmi_cmd)) { 1288 case SLI_MGMT_RHBA: 1289 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA); 1290 break; 1291 1292 case SLI_MGMT_RPA: 1293 break; 1294 1295 case SLI_MGMT_DHBA: 1296 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT); 1297 break; 1298 1299 case SLI_MGMT_DPRT: 1300 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA); 1301 break; 1302 } 1303 1304 fail_out: 1305 lpfc_ct_free_iocb(phba, cmdiocb); 1306 return; 1307 } 1308 1309 int 1310 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode) 1311 { 1312 struct lpfc_hba *phba = vport->phba; 1313 struct lpfc_dmabuf *mp, *bmp; 1314 struct lpfc_sli_ct_request *CtReq; 1315 struct ulp_bde64 *bpl; 1316 uint32_t size; 1317 REG_HBA *rh; 1318 PORT_ENTRY *pe; 1319 REG_PORT_ATTRIBUTE *pab; 1320 ATTRIBUTE_BLOCK *ab; 1321 ATTRIBUTE_ENTRY *ae; 1322 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1323 struct lpfc_iocbq *); 1324 1325 1326 /* fill in BDEs for command */ 1327 /* Allocate buffer for command payload */ 1328 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1329 if (!mp) 1330 goto fdmi_cmd_exit; 1331 1332 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 1333 if (!mp->virt) 1334 goto fdmi_cmd_free_mp; 1335 1336 /* Allocate buffer for Buffer ptr list */ 1337 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1338 if (!bmp) 1339 goto fdmi_cmd_free_mpvirt; 1340 1341 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys)); 1342 if (!bmp->virt) 1343 goto fdmi_cmd_free_bmp; 1344 1345 INIT_LIST_HEAD(&mp->list); 1346 INIT_LIST_HEAD(&bmp->list); 1347 1348 /* FDMI request */ 1349 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1350 "0218 FDMI Request Data: x%x x%x x%x\n", 1351 vport->fc_flag, vport->port_state, cmdcode); 1352 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1353 1354 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1355 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1356 CtReq->RevisionId.bits.InId = 0; 1357 1358 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 1359 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 1360 size = 0; 1361 1362 switch (cmdcode) { 1363 case SLI_MGMT_RHBA: 1364 { 1365 lpfc_vpd_t *vp = &phba->vpd; 1366 uint32_t i, j, incr; 1367 int len; 1368 1369 CtReq->CommandResponse.bits.CmdRsp = 1370 be16_to_cpu(SLI_MGMT_RHBA); 1371 CtReq->CommandResponse.bits.Size = 0; 1372 rh = (REG_HBA *) & CtReq->un.PortID; 1373 memcpy(&rh->hi.PortName, &vport->fc_sparam.portName, 1374 sizeof (struct lpfc_name)); 1375 /* One entry (port) per adapter */ 1376 rh->rpl.EntryCnt = be32_to_cpu(1); 1377 memcpy(&rh->rpl.pe, &vport->fc_sparam.portName, 1378 sizeof (struct lpfc_name)); 1379 1380 /* point to the HBA attribute block */ 1381 size = 2 * sizeof (struct lpfc_name) + FOURBYTES; 1382 ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size); 1383 ab->EntryCnt = 0; 1384 1385 /* Point to the beginning of the first HBA attribute 1386 entry */ 1387 /* #1 HBA attribute entry */ 1388 size += FOURBYTES; 1389 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1390 ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME); 1391 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES 1392 + sizeof (struct lpfc_name)); 1393 memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName, 1394 sizeof (struct lpfc_name)); 1395 ab->EntryCnt++; 1396 size += FOURBYTES + sizeof (struct lpfc_name); 1397 1398 /* #2 HBA attribute entry */ 1399 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1400 ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER); 1401 strcpy(ae->un.Manufacturer, "Emulex Corporation"); 1402 len = strlen(ae->un.Manufacturer); 1403 len += (len & 3) ? (4 - (len & 3)) : 4; 1404 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1405 ab->EntryCnt++; 1406 size += FOURBYTES + len; 1407 1408 /* #3 HBA attribute entry */ 1409 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1410 ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER); 1411 strcpy(ae->un.SerialNumber, phba->SerialNumber); 1412 len = strlen(ae->un.SerialNumber); 1413 len += (len & 3) ? (4 - (len & 3)) : 4; 1414 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1415 ab->EntryCnt++; 1416 size += FOURBYTES + len; 1417 1418 /* #4 HBA attribute entry */ 1419 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1420 ae->ad.bits.AttrType = be16_to_cpu(MODEL); 1421 strcpy(ae->un.Model, phba->ModelName); 1422 len = strlen(ae->un.Model); 1423 len += (len & 3) ? (4 - (len & 3)) : 4; 1424 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1425 ab->EntryCnt++; 1426 size += FOURBYTES + len; 1427 1428 /* #5 HBA attribute entry */ 1429 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1430 ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION); 1431 strcpy(ae->un.ModelDescription, phba->ModelDesc); 1432 len = strlen(ae->un.ModelDescription); 1433 len += (len & 3) ? (4 - (len & 3)) : 4; 1434 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1435 ab->EntryCnt++; 1436 size += FOURBYTES + len; 1437 1438 /* #6 HBA attribute entry */ 1439 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1440 ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION); 1441 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8); 1442 /* Convert JEDEC ID to ascii for hardware version */ 1443 incr = vp->rev.biuRev; 1444 for (i = 0; i < 8; i++) { 1445 j = (incr & 0xf); 1446 if (j <= 9) 1447 ae->un.HardwareVersion[7 - i] = 1448 (char)((uint8_t) 0x30 + 1449 (uint8_t) j); 1450 else 1451 ae->un.HardwareVersion[7 - i] = 1452 (char)((uint8_t) 0x61 + 1453 (uint8_t) (j - 10)); 1454 incr = (incr >> 4); 1455 } 1456 ab->EntryCnt++; 1457 size += FOURBYTES + 8; 1458 1459 /* #7 HBA attribute entry */ 1460 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1461 ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION); 1462 strcpy(ae->un.DriverVersion, lpfc_release_version); 1463 len = strlen(ae->un.DriverVersion); 1464 len += (len & 3) ? (4 - (len & 3)) : 4; 1465 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1466 ab->EntryCnt++; 1467 size += FOURBYTES + len; 1468 1469 /* #8 HBA attribute entry */ 1470 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1471 ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION); 1472 strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion); 1473 len = strlen(ae->un.OptionROMVersion); 1474 len += (len & 3) ? (4 - (len & 3)) : 4; 1475 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1476 ab->EntryCnt++; 1477 size += FOURBYTES + len; 1478 1479 /* #9 HBA attribute entry */ 1480 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1481 ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION); 1482 lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion, 1483 1); 1484 len = strlen(ae->un.FirmwareVersion); 1485 len += (len & 3) ? (4 - (len & 3)) : 4; 1486 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1487 ab->EntryCnt++; 1488 size += FOURBYTES + len; 1489 1490 /* #10 HBA attribute entry */ 1491 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1492 ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION); 1493 sprintf(ae->un.OsNameVersion, "%s %s %s", 1494 init_utsname()->sysname, 1495 init_utsname()->release, 1496 init_utsname()->version); 1497 len = strlen(ae->un.OsNameVersion); 1498 len += (len & 3) ? (4 - (len & 3)) : 4; 1499 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1500 ab->EntryCnt++; 1501 size += FOURBYTES + len; 1502 1503 /* #11 HBA attribute entry */ 1504 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1505 ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN); 1506 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1507 ae->un.MaxCTPayloadLen = (65 * 4096); 1508 ab->EntryCnt++; 1509 size += FOURBYTES + 4; 1510 1511 ab->EntryCnt = be32_to_cpu(ab->EntryCnt); 1512 /* Total size */ 1513 size = GID_REQUEST_SZ - 4 + size; 1514 } 1515 break; 1516 1517 case SLI_MGMT_RPA: 1518 { 1519 lpfc_vpd_t *vp; 1520 struct serv_parm *hsp; 1521 int len; 1522 1523 vp = &phba->vpd; 1524 1525 CtReq->CommandResponse.bits.CmdRsp = 1526 be16_to_cpu(SLI_MGMT_RPA); 1527 CtReq->CommandResponse.bits.Size = 0; 1528 pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID; 1529 size = sizeof (struct lpfc_name) + FOURBYTES; 1530 memcpy((uint8_t *) & pab->PortName, 1531 (uint8_t *) & vport->fc_sparam.portName, 1532 sizeof (struct lpfc_name)); 1533 pab->ab.EntryCnt = 0; 1534 1535 /* #1 Port attribute entry */ 1536 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1537 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES); 1538 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32); 1539 ae->un.SupportFC4Types[2] = 1; 1540 ae->un.SupportFC4Types[7] = 1; 1541 pab->ab.EntryCnt++; 1542 size += FOURBYTES + 32; 1543 1544 /* #2 Port attribute entry */ 1545 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1546 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED); 1547 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1548 1549 ae->un.SupportSpeed = 0; 1550 if (phba->lmt & LMT_10Gb) 1551 ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT; 1552 if (phba->lmt & LMT_8Gb) 1553 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT; 1554 if (phba->lmt & LMT_4Gb) 1555 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT; 1556 if (phba->lmt & LMT_2Gb) 1557 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT; 1558 if (phba->lmt & LMT_1Gb) 1559 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT; 1560 1561 pab->ab.EntryCnt++; 1562 size += FOURBYTES + 4; 1563 1564 /* #3 Port attribute entry */ 1565 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1566 ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED); 1567 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1568 switch(phba->fc_linkspeed) { 1569 case LA_1GHZ_LINK: 1570 ae->un.PortSpeed = HBA_PORTSPEED_1GBIT; 1571 break; 1572 case LA_2GHZ_LINK: 1573 ae->un.PortSpeed = HBA_PORTSPEED_2GBIT; 1574 break; 1575 case LA_4GHZ_LINK: 1576 ae->un.PortSpeed = HBA_PORTSPEED_4GBIT; 1577 break; 1578 case LA_8GHZ_LINK: 1579 ae->un.PortSpeed = HBA_PORTSPEED_8GBIT; 1580 break; 1581 default: 1582 ae->un.PortSpeed = 1583 HBA_PORTSPEED_UNKNOWN; 1584 break; 1585 } 1586 pab->ab.EntryCnt++; 1587 size += FOURBYTES + 4; 1588 1589 /* #4 Port attribute entry */ 1590 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1591 ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE); 1592 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1593 hsp = (struct serv_parm *) & vport->fc_sparam; 1594 ae->un.MaxFrameSize = 1595 (((uint32_t) hsp->cmn. 1596 bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn. 1597 bbRcvSizeLsb; 1598 pab->ab.EntryCnt++; 1599 size += FOURBYTES + 4; 1600 1601 /* #5 Port attribute entry */ 1602 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1603 ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME); 1604 strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME); 1605 len = strlen((char *)ae->un.OsDeviceName); 1606 len += (len & 3) ? (4 - (len & 3)) : 4; 1607 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1608 pab->ab.EntryCnt++; 1609 size += FOURBYTES + len; 1610 1611 if (vport->cfg_fdmi_on == 2) { 1612 /* #6 Port attribute entry */ 1613 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + 1614 size); 1615 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME); 1616 sprintf(ae->un.HostName, "%s", 1617 init_utsname()->nodename); 1618 len = strlen(ae->un.HostName); 1619 len += (len & 3) ? (4 - (len & 3)) : 4; 1620 ae->ad.bits.AttrLen = 1621 be16_to_cpu(FOURBYTES + len); 1622 pab->ab.EntryCnt++; 1623 size += FOURBYTES + len; 1624 } 1625 1626 pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt); 1627 /* Total size */ 1628 size = GID_REQUEST_SZ - 4 + size; 1629 } 1630 break; 1631 1632 case SLI_MGMT_DHBA: 1633 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA); 1634 CtReq->CommandResponse.bits.Size = 0; 1635 pe = (PORT_ENTRY *) & CtReq->un.PortID; 1636 memcpy((uint8_t *) & pe->PortName, 1637 (uint8_t *) & vport->fc_sparam.portName, 1638 sizeof (struct lpfc_name)); 1639 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name); 1640 break; 1641 1642 case SLI_MGMT_DPRT: 1643 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT); 1644 CtReq->CommandResponse.bits.Size = 0; 1645 pe = (PORT_ENTRY *) & CtReq->un.PortID; 1646 memcpy((uint8_t *) & pe->PortName, 1647 (uint8_t *) & vport->fc_sparam.portName, 1648 sizeof (struct lpfc_name)); 1649 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name); 1650 break; 1651 } 1652 1653 bpl = (struct ulp_bde64 *) bmp->virt; 1654 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1655 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1656 bpl->tus.f.bdeFlags = 0; 1657 bpl->tus.f.bdeSize = size; 1658 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1659 1660 cmpl = lpfc_cmpl_ct_cmd_fdmi; 1661 1662 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1663 * to hold ndlp reference for the corresponding callback function. 1664 */ 1665 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0)) 1666 return 0; 1667 1668 /* Decrement ndlp reference count to release ndlp reference held 1669 * for the failed command's callback function. 1670 */ 1671 lpfc_nlp_put(ndlp); 1672 1673 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1674 fdmi_cmd_free_bmp: 1675 kfree(bmp); 1676 fdmi_cmd_free_mpvirt: 1677 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1678 fdmi_cmd_free_mp: 1679 kfree(mp); 1680 fdmi_cmd_exit: 1681 /* Issue FDMI request failed */ 1682 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1683 "0244 Issue FDMI request failed Data: x%x\n", 1684 cmdcode); 1685 return 1; 1686 } 1687 1688 void 1689 lpfc_fdmi_tmo(unsigned long ptr) 1690 { 1691 struct lpfc_vport *vport = (struct lpfc_vport *)ptr; 1692 struct lpfc_hba *phba = vport->phba; 1693 uint32_t tmo_posted; 1694 unsigned long iflag; 1695 1696 spin_lock_irqsave(&vport->work_port_lock, iflag); 1697 tmo_posted = vport->work_port_events & WORKER_FDMI_TMO; 1698 if (!tmo_posted) 1699 vport->work_port_events |= WORKER_FDMI_TMO; 1700 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 1701 1702 if (!tmo_posted) 1703 lpfc_worker_wake_up(phba); 1704 return; 1705 } 1706 1707 void 1708 lpfc_fdmi_timeout_handler(struct lpfc_vport *vport) 1709 { 1710 struct lpfc_nodelist *ndlp; 1711 1712 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1713 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 1714 if (init_utsname()->nodename[0] != '\0') 1715 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA); 1716 else 1717 mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60); 1718 } 1719 return; 1720 } 1721 1722 void 1723 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 1724 { 1725 struct lpfc_sli *psli = &phba->sli; 1726 lpfc_vpd_t *vp = &phba->vpd; 1727 uint32_t b1, b2, b3, b4, i, rev; 1728 char c; 1729 uint32_t *ptr, str[4]; 1730 uint8_t *fwname; 1731 1732 if (vp->rev.rBit) { 1733 if (psli->sli_flag & LPFC_SLI2_ACTIVE) 1734 rev = vp->rev.sli2FwRev; 1735 else 1736 rev = vp->rev.sli1FwRev; 1737 1738 b1 = (rev & 0x0000f000) >> 12; 1739 b2 = (rev & 0x00000f00) >> 8; 1740 b3 = (rev & 0x000000c0) >> 6; 1741 b4 = (rev & 0x00000030) >> 4; 1742 1743 switch (b4) { 1744 case 0: 1745 c = 'N'; 1746 break; 1747 case 1: 1748 c = 'A'; 1749 break; 1750 case 2: 1751 c = 'B'; 1752 break; 1753 default: 1754 c = 0; 1755 break; 1756 } 1757 b4 = (rev & 0x0000000f); 1758 1759 if (psli->sli_flag & LPFC_SLI2_ACTIVE) 1760 fwname = vp->rev.sli2FwName; 1761 else 1762 fwname = vp->rev.sli1FwName; 1763 1764 for (i = 0; i < 16; i++) 1765 if (fwname[i] == 0x20) 1766 fwname[i] = 0; 1767 1768 ptr = (uint32_t*)fwname; 1769 1770 for (i = 0; i < 3; i++) 1771 str[i] = be32_to_cpu(*ptr++); 1772 1773 if (c == 0) { 1774 if (flag) 1775 sprintf(fwrevision, "%d.%d%d (%s)", 1776 b1, b2, b3, (char *)str); 1777 else 1778 sprintf(fwrevision, "%d.%d%d", b1, 1779 b2, b3); 1780 } else { 1781 if (flag) 1782 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 1783 b1, b2, b3, c, 1784 b4, (char *)str); 1785 else 1786 sprintf(fwrevision, "%d.%d%d%c%d", 1787 b1, b2, b3, c, b4); 1788 } 1789 } else { 1790 rev = vp->rev.smFwRev; 1791 1792 b1 = (rev & 0xff000000) >> 24; 1793 b2 = (rev & 0x00f00000) >> 20; 1794 b3 = (rev & 0x000f0000) >> 16; 1795 c = (rev & 0x0000ff00) >> 8; 1796 b4 = (rev & 0x000000ff); 1797 1798 if (flag) 1799 sprintf(fwrevision, "%d.%d%d%c%d ", b1, 1800 b2, b3, c, b4); 1801 else 1802 sprintf(fwrevision, "%d.%d%d%c%d ", b1, 1803 b2, b3, c, b4); 1804 } 1805 return; 1806 } 1807