1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2004-2013 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/slab.h> 29 #include <linux/utsname.h> 30 31 #include <scsi/scsi.h> 32 #include <scsi/scsi_device.h> 33 #include <scsi/scsi_host.h> 34 #include <scsi/scsi_transport_fc.h> 35 #include <scsi/fc/fc_fs.h> 36 37 #include "lpfc_hw4.h" 38 #include "lpfc_hw.h" 39 #include "lpfc_sli.h" 40 #include "lpfc_sli4.h" 41 #include "lpfc_nl.h" 42 #include "lpfc_disc.h" 43 #include "lpfc_scsi.h" 44 #include "lpfc.h" 45 #include "lpfc_logmsg.h" 46 #include "lpfc_crtn.h" 47 #include "lpfc_version.h" 48 #include "lpfc_vport.h" 49 #include "lpfc_debugfs.h" 50 51 /* FDMI Port Speed definitions */ 52 #define HBA_PORTSPEED_1GBIT 0x0001 /* 1 GBit/sec */ 53 #define HBA_PORTSPEED_2GBIT 0x0002 /* 2 GBit/sec */ 54 #define HBA_PORTSPEED_4GBIT 0x0008 /* 4 GBit/sec */ 55 #define HBA_PORTSPEED_10GBIT 0x0004 /* 10 GBit/sec */ 56 #define HBA_PORTSPEED_8GBIT 0x0010 /* 8 GBit/sec */ 57 #define HBA_PORTSPEED_16GBIT 0x0020 /* 16 GBit/sec */ 58 #define HBA_PORTSPEED_UNKNOWN 0x0800 /* Unknown */ 59 60 #define FOURBYTES 4 61 62 63 static char *lpfc_release_version = LPFC_DRIVER_VERSION; 64 65 static void 66 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 67 struct lpfc_dmabuf *mp, uint32_t size) 68 { 69 if (!mp) { 70 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 71 "0146 Ignoring unsolicited CT No HBQ " 72 "status = x%x\n", 73 piocbq->iocb.ulpStatus); 74 } 75 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 76 "0145 Ignoring unsolicted CT HBQ Size:%d " 77 "status = x%x\n", 78 size, piocbq->iocb.ulpStatus); 79 } 80 81 static void 82 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 83 struct lpfc_dmabuf *mp, uint32_t size) 84 { 85 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size); 86 } 87 88 void 89 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, 90 struct lpfc_iocbq *piocbq) 91 { 92 struct lpfc_dmabuf *mp = NULL; 93 IOCB_t *icmd = &piocbq->iocb; 94 int i; 95 struct lpfc_iocbq *iocbq; 96 dma_addr_t paddr; 97 uint32_t size; 98 struct list_head head; 99 struct lpfc_dmabuf *bdeBuf; 100 101 if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0) 102 return; 103 104 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) { 105 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); 106 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) && 107 ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) == 108 IOERR_RCV_BUFFER_WAITING)) { 109 /* Not enough posted buffers; Try posting more buffers */ 110 phba->fc_stat.NoRcvBuf++; 111 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) 112 lpfc_post_buffer(phba, pring, 2); 113 return; 114 } 115 116 /* If there are no BDEs associated with this IOCB, 117 * there is nothing to do. 118 */ 119 if (icmd->ulpBdeCount == 0) 120 return; 121 122 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { 123 INIT_LIST_HEAD(&head); 124 list_add_tail(&head, &piocbq->list); 125 list_for_each_entry(iocbq, &head, list) { 126 icmd = &iocbq->iocb; 127 if (icmd->ulpBdeCount == 0) 128 continue; 129 bdeBuf = iocbq->context2; 130 iocbq->context2 = NULL; 131 size = icmd->un.cont64[0].tus.f.bdeSize; 132 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size); 133 lpfc_in_buf_free(phba, bdeBuf); 134 if (icmd->ulpBdeCount == 2) { 135 bdeBuf = iocbq->context3; 136 iocbq->context3 = NULL; 137 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize; 138 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, 139 size); 140 lpfc_in_buf_free(phba, bdeBuf); 141 } 142 } 143 list_del(&head); 144 } else { 145 INIT_LIST_HEAD(&head); 146 list_add_tail(&head, &piocbq->list); 147 list_for_each_entry(iocbq, &head, list) { 148 icmd = &iocbq->iocb; 149 if (icmd->ulpBdeCount == 0) 150 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0); 151 for (i = 0; i < icmd->ulpBdeCount; i++) { 152 paddr = getPaddr(icmd->un.cont64[i].addrHigh, 153 icmd->un.cont64[i].addrLow); 154 mp = lpfc_sli_ringpostbuf_get(phba, pring, 155 paddr); 156 size = icmd->un.cont64[i].tus.f.bdeSize; 157 lpfc_ct_unsol_buffer(phba, iocbq, mp, size); 158 lpfc_in_buf_free(phba, mp); 159 } 160 lpfc_post_buffer(phba, pring, i); 161 } 162 list_del(&head); 163 } 164 } 165 166 /** 167 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler 168 * @phba: Pointer to HBA context object. 169 * @dmabuf: pointer to a dmabuf that describes the FC sequence 170 * 171 * This function serves as the upper level protocol abort handler for CT 172 * protocol. 173 * 174 * Return 1 if abort has been handled, 0 otherwise. 175 **/ 176 int 177 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf) 178 { 179 int handled; 180 181 /* CT upper level goes through BSG */ 182 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf); 183 184 return handled; 185 } 186 187 static void 188 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist) 189 { 190 struct lpfc_dmabuf *mlast, *next_mlast; 191 192 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) { 193 lpfc_mbuf_free(phba, mlast->virt, mlast->phys); 194 list_del(&mlast->list); 195 kfree(mlast); 196 } 197 lpfc_mbuf_free(phba, mlist->virt, mlist->phys); 198 kfree(mlist); 199 return; 200 } 201 202 static struct lpfc_dmabuf * 203 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl, 204 uint32_t size, int *entries) 205 { 206 struct lpfc_dmabuf *mlist = NULL; 207 struct lpfc_dmabuf *mp; 208 int cnt, i = 0; 209 210 /* We get chunks of FCELSSIZE */ 211 cnt = size > FCELSSIZE ? FCELSSIZE: size; 212 213 while (size) { 214 /* Allocate buffer for rsp payload */ 215 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 216 if (!mp) { 217 if (mlist) 218 lpfc_free_ct_rsp(phba, mlist); 219 return NULL; 220 } 221 222 INIT_LIST_HEAD(&mp->list); 223 224 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) || 225 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID)) 226 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 227 else 228 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 229 230 if (!mp->virt) { 231 kfree(mp); 232 if (mlist) 233 lpfc_free_ct_rsp(phba, mlist); 234 return NULL; 235 } 236 237 /* Queue it to a linked list */ 238 if (!mlist) 239 mlist = mp; 240 else 241 list_add_tail(&mp->list, &mlist->list); 242 243 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I; 244 /* build buffer ptr list for IOCB */ 245 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 246 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 247 bpl->tus.f.bdeSize = (uint16_t) cnt; 248 bpl->tus.w = le32_to_cpu(bpl->tus.w); 249 bpl++; 250 251 i++; 252 size -= cnt; 253 } 254 255 *entries = i; 256 return mlist; 257 } 258 259 int 260 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb) 261 { 262 struct lpfc_dmabuf *buf_ptr; 263 264 if (ctiocb->context_un.ndlp) { 265 lpfc_nlp_put(ctiocb->context_un.ndlp); 266 ctiocb->context_un.ndlp = NULL; 267 } 268 if (ctiocb->context1) { 269 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1; 270 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 271 kfree(buf_ptr); 272 ctiocb->context1 = NULL; 273 } 274 if (ctiocb->context2) { 275 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2); 276 ctiocb->context2 = NULL; 277 } 278 279 if (ctiocb->context3) { 280 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3; 281 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 282 kfree(buf_ptr); 283 ctiocb->context3 = NULL; 284 } 285 lpfc_sli_release_iocbq(phba, ctiocb); 286 return 0; 287 } 288 289 static int 290 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp, 291 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp, 292 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 293 struct lpfc_iocbq *), 294 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry, 295 uint32_t tmo, uint8_t retry) 296 { 297 struct lpfc_hba *phba = vport->phba; 298 IOCB_t *icmd; 299 struct lpfc_iocbq *geniocb; 300 int rc; 301 302 /* Allocate buffer for command iocb */ 303 geniocb = lpfc_sli_get_iocbq(phba); 304 305 if (geniocb == NULL) 306 return 1; 307 308 icmd = &geniocb->iocb; 309 icmd->un.genreq64.bdl.ulpIoTag32 = 0; 310 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys); 311 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys); 312 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; 313 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof (struct ulp_bde64)); 314 315 if (usr_flg) 316 geniocb->context3 = NULL; 317 else 318 geniocb->context3 = (uint8_t *) bmp; 319 320 /* Save for completion so we can release these resources */ 321 geniocb->context1 = (uint8_t *) inp; 322 geniocb->context2 = (uint8_t *) outp; 323 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp); 324 325 /* Fill in payload, bp points to frame payload */ 326 icmd->ulpCommand = CMD_GEN_REQUEST64_CR; 327 328 /* Fill in rest of iocb */ 329 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA); 330 icmd->un.genreq64.w5.hcsw.Dfctl = 0; 331 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL; 332 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT; 333 334 if (!tmo) { 335 /* FC spec states we need 3 * ratov for CT requests */ 336 tmo = (3 * phba->fc_ratov); 337 } 338 icmd->ulpTimeout = tmo; 339 icmd->ulpBdeCount = 1; 340 icmd->ulpLe = 1; 341 icmd->ulpClass = CLASS3; 342 icmd->ulpContext = ndlp->nlp_rpi; 343 if (phba->sli_rev == LPFC_SLI_REV4) 344 icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]; 345 346 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { 347 /* For GEN_REQUEST64_CR, use the RPI */ 348 icmd->ulpCt_h = 0; 349 icmd->ulpCt_l = 0; 350 } 351 352 /* Issue GEN REQ IOCB for NPORT <did> */ 353 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 354 "0119 Issue GEN REQ IOCB to NPORT x%x " 355 "Data: x%x x%x\n", 356 ndlp->nlp_DID, icmd->ulpIoTag, 357 vport->port_state); 358 geniocb->iocb_cmpl = cmpl; 359 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT; 360 geniocb->vport = vport; 361 geniocb->retry = retry; 362 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0); 363 364 if (rc == IOCB_ERROR) { 365 lpfc_sli_release_iocbq(phba, geniocb); 366 return 1; 367 } 368 369 return 0; 370 } 371 372 static int 373 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp, 374 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp, 375 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 376 struct lpfc_iocbq *), 377 uint32_t rsp_size, uint8_t retry) 378 { 379 struct lpfc_hba *phba = vport->phba; 380 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt; 381 struct lpfc_dmabuf *outmp; 382 int cnt = 0, status; 383 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)-> 384 CommandResponse.bits.CmdRsp; 385 386 bpl++; /* Skip past ct request */ 387 388 /* Put buffer(s) for ct rsp in bpl */ 389 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt); 390 if (!outmp) 391 return -ENOMEM; 392 /* 393 * Form the CT IOCB. The total number of BDEs in this IOCB 394 * is the single command plus response count from 395 * lpfc_alloc_ct_rsp. 396 */ 397 cnt += 1; 398 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0, 399 cnt, 0, retry); 400 if (status) { 401 lpfc_free_ct_rsp(phba, outmp); 402 return -ENOMEM; 403 } 404 return 0; 405 } 406 407 struct lpfc_vport * 408 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { 409 struct lpfc_vport *vport_curr; 410 unsigned long flags; 411 412 spin_lock_irqsave(&phba->hbalock, flags); 413 list_for_each_entry(vport_curr, &phba->port_list, listentry) { 414 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { 415 spin_unlock_irqrestore(&phba->hbalock, flags); 416 return vport_curr; 417 } 418 } 419 spin_unlock_irqrestore(&phba->hbalock, flags); 420 return NULL; 421 } 422 423 static int 424 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size) 425 { 426 struct lpfc_hba *phba = vport->phba; 427 struct lpfc_sli_ct_request *Response = 428 (struct lpfc_sli_ct_request *) mp->virt; 429 struct lpfc_nodelist *ndlp = NULL; 430 struct lpfc_dmabuf *mlast, *next_mp; 431 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 432 uint32_t Did, CTentry; 433 int Cnt; 434 struct list_head head; 435 436 lpfc_set_disctmo(vport); 437 vport->num_disc_nodes = 0; 438 vport->fc_ns_retry = 0; 439 440 441 list_add_tail(&head, &mp->list); 442 list_for_each_entry_safe(mp, next_mp, &head, list) { 443 mlast = mp; 444 445 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 446 447 Size -= Cnt; 448 449 if (!ctptr) { 450 ctptr = (uint32_t *) mlast->virt; 451 } else 452 Cnt -= 16; /* subtract length of CT header */ 453 454 /* Loop through entire NameServer list of DIDs */ 455 while (Cnt >= sizeof (uint32_t)) { 456 /* Get next DID from NameServer List */ 457 CTentry = *ctptr++; 458 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 459 460 ndlp = NULL; 461 462 /* 463 * Check for rscn processing or not 464 * To conserve rpi's, filter out addresses for other 465 * vports on the same physical HBAs. 466 */ 467 if ((Did != vport->fc_myDID) && 468 ((lpfc_find_vport_by_did(phba, Did) == NULL) || 469 vport->cfg_peer_port_login)) { 470 if ((vport->port_type != LPFC_NPIV_PORT) || 471 (!(vport->ct_flags & FC_CT_RFF_ID)) || 472 (!vport->cfg_restrict_login)) { 473 ndlp = lpfc_setup_disc_node(vport, Did); 474 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 475 lpfc_debugfs_disc_trc(vport, 476 LPFC_DISC_TRC_CT, 477 "Parse GID_FTrsp: " 478 "did:x%x flg:x%x x%x", 479 Did, ndlp->nlp_flag, 480 vport->fc_flag); 481 482 lpfc_printf_vlog(vport, 483 KERN_INFO, 484 LOG_DISCOVERY, 485 "0238 Process " 486 "x%x NameServer Rsp" 487 "Data: x%x x%x x%x\n", 488 Did, ndlp->nlp_flag, 489 vport->fc_flag, 490 vport->fc_rscn_id_cnt); 491 } else { 492 lpfc_debugfs_disc_trc(vport, 493 LPFC_DISC_TRC_CT, 494 "Skip1 GID_FTrsp: " 495 "did:x%x flg:x%x cnt:%d", 496 Did, vport->fc_flag, 497 vport->fc_rscn_id_cnt); 498 499 lpfc_printf_vlog(vport, 500 KERN_INFO, 501 LOG_DISCOVERY, 502 "0239 Skip x%x " 503 "NameServer Rsp Data: " 504 "x%x x%x\n", 505 Did, vport->fc_flag, 506 vport->fc_rscn_id_cnt); 507 } 508 509 } else { 510 if (!(vport->fc_flag & FC_RSCN_MODE) || 511 (lpfc_rscn_payload_check(vport, Did))) { 512 lpfc_debugfs_disc_trc(vport, 513 LPFC_DISC_TRC_CT, 514 "Query GID_FTrsp: " 515 "did:x%x flg:x%x cnt:%d", 516 Did, vport->fc_flag, 517 vport->fc_rscn_id_cnt); 518 519 /* This NPortID was previously 520 * a FCP target, * Don't even 521 * bother to send GFF_ID. 522 */ 523 ndlp = lpfc_findnode_did(vport, 524 Did); 525 if (ndlp && 526 NLP_CHK_NODE_ACT(ndlp) 527 && (ndlp->nlp_type & 528 NLP_FCP_TARGET)) 529 lpfc_setup_disc_node 530 (vport, Did); 531 else if (lpfc_ns_cmd(vport, 532 SLI_CTNS_GFF_ID, 533 0, Did) == 0) 534 vport->num_disc_nodes++; 535 else 536 lpfc_setup_disc_node 537 (vport, Did); 538 } 539 else { 540 lpfc_debugfs_disc_trc(vport, 541 LPFC_DISC_TRC_CT, 542 "Skip2 GID_FTrsp: " 543 "did:x%x flg:x%x cnt:%d", 544 Did, vport->fc_flag, 545 vport->fc_rscn_id_cnt); 546 547 lpfc_printf_vlog(vport, 548 KERN_INFO, 549 LOG_DISCOVERY, 550 "0245 Skip x%x " 551 "NameServer Rsp Data: " 552 "x%x x%x\n", 553 Did, vport->fc_flag, 554 vport->fc_rscn_id_cnt); 555 } 556 } 557 } 558 if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY))) 559 goto nsout1; 560 Cnt -= sizeof (uint32_t); 561 } 562 ctptr = NULL; 563 564 } 565 566 nsout1: 567 list_del(&head); 568 return 0; 569 } 570 571 static void 572 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 573 struct lpfc_iocbq *rspiocb) 574 { 575 struct lpfc_vport *vport = cmdiocb->vport; 576 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 577 IOCB_t *irsp; 578 struct lpfc_dmabuf *bmp; 579 struct lpfc_dmabuf *outp; 580 struct lpfc_sli_ct_request *CTrsp; 581 struct lpfc_nodelist *ndlp; 582 int rc; 583 584 /* First save ndlp, before we overwrite it */ 585 ndlp = cmdiocb->context_un.ndlp; 586 587 /* we pass cmdiocb to state machine which needs rspiocb as well */ 588 cmdiocb->context_un.rsp_iocb = rspiocb; 589 590 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 591 bmp = (struct lpfc_dmabuf *) cmdiocb->context3; 592 irsp = &rspiocb->iocb; 593 594 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 595 "GID_FT cmpl: status:x%x/x%x rtry:%d", 596 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry); 597 598 /* Don't bother processing response if vport is being torn down. */ 599 if (vport->load_flag & FC_UNLOADING) { 600 if (vport->fc_flag & FC_RSCN_MODE) 601 lpfc_els_flush_rscn(vport); 602 goto out; 603 } 604 605 if (lpfc_els_chk_latt(vport)) { 606 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 607 "0216 Link event during NS query\n"); 608 if (vport->fc_flag & FC_RSCN_MODE) 609 lpfc_els_flush_rscn(vport); 610 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 611 goto out; 612 } 613 if (lpfc_error_lost_link(irsp)) { 614 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 615 "0226 NS query failed due to link event\n"); 616 if (vport->fc_flag & FC_RSCN_MODE) 617 lpfc_els_flush_rscn(vport); 618 goto out; 619 } 620 if (irsp->ulpStatus) { 621 /* Check for retry */ 622 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 623 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT || 624 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) != 625 IOERR_NO_RESOURCES) 626 vport->fc_ns_retry++; 627 628 /* CT command is being retried */ 629 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 630 vport->fc_ns_retry, 0); 631 if (rc == 0) 632 goto out; 633 } 634 if (vport->fc_flag & FC_RSCN_MODE) 635 lpfc_els_flush_rscn(vport); 636 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 637 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, 638 "0257 GID_FT Query error: 0x%x 0x%x\n", 639 irsp->ulpStatus, vport->fc_ns_retry); 640 } else { 641 /* Good status, continue checking */ 642 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 643 if (CTrsp->CommandResponse.bits.CmdRsp == 644 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 645 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 646 "0208 NameServer Rsp Data: x%x\n", 647 vport->fc_flag); 648 lpfc_ns_rsp(vport, outp, 649 (uint32_t) (irsp->un.genreq64.bdl.bdeSize)); 650 } else if (CTrsp->CommandResponse.bits.CmdRsp == 651 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 652 /* NameServer Rsp Error */ 653 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 654 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 655 lpfc_printf_vlog(vport, KERN_INFO, 656 LOG_DISCOVERY, 657 "0269 No NameServer Entries " 658 "Data: x%x x%x x%x x%x\n", 659 CTrsp->CommandResponse.bits.CmdRsp, 660 (uint32_t) CTrsp->ReasonCode, 661 (uint32_t) CTrsp->Explanation, 662 vport->fc_flag); 663 664 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 665 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 666 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 667 (uint32_t) CTrsp->ReasonCode, 668 (uint32_t) CTrsp->Explanation); 669 } else { 670 lpfc_printf_vlog(vport, KERN_INFO, 671 LOG_DISCOVERY, 672 "0240 NameServer Rsp Error " 673 "Data: x%x x%x x%x x%x\n", 674 CTrsp->CommandResponse.bits.CmdRsp, 675 (uint32_t) CTrsp->ReasonCode, 676 (uint32_t) CTrsp->Explanation, 677 vport->fc_flag); 678 679 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 680 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 681 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 682 (uint32_t) CTrsp->ReasonCode, 683 (uint32_t) CTrsp->Explanation); 684 } 685 686 687 } else { 688 /* NameServer Rsp Error */ 689 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 690 "0241 NameServer Rsp Error " 691 "Data: x%x x%x x%x x%x\n", 692 CTrsp->CommandResponse.bits.CmdRsp, 693 (uint32_t) CTrsp->ReasonCode, 694 (uint32_t) CTrsp->Explanation, 695 vport->fc_flag); 696 697 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 698 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 699 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 700 (uint32_t) CTrsp->ReasonCode, 701 (uint32_t) CTrsp->Explanation); 702 } 703 } 704 /* Link up / RSCN discovery */ 705 if (vport->num_disc_nodes == 0) { 706 /* 707 * The driver has cycled through all Nports in the RSCN payload. 708 * Complete the handling by cleaning up and marking the 709 * current driver state. 710 */ 711 if (vport->port_state >= LPFC_DISC_AUTH) { 712 if (vport->fc_flag & FC_RSCN_MODE) { 713 lpfc_els_flush_rscn(vport); 714 spin_lock_irq(shost->host_lock); 715 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 716 spin_unlock_irq(shost->host_lock); 717 } 718 else 719 lpfc_els_flush_rscn(vport); 720 } 721 722 lpfc_disc_start(vport); 723 } 724 out: 725 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 726 lpfc_ct_free_iocb(phba, cmdiocb); 727 return; 728 } 729 730 static void 731 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 732 struct lpfc_iocbq *rspiocb) 733 { 734 struct lpfc_vport *vport = cmdiocb->vport; 735 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 736 IOCB_t *irsp = &rspiocb->iocb; 737 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1; 738 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2; 739 struct lpfc_sli_ct_request *CTrsp; 740 int did, rc, retry; 741 uint8_t fbits; 742 struct lpfc_nodelist *ndlp; 743 744 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 745 did = be32_to_cpu(did); 746 747 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 748 "GFF_ID cmpl: status:x%x/x%x did:x%x", 749 irsp->ulpStatus, irsp->un.ulpWord[4], did); 750 751 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 752 /* Good status, continue checking */ 753 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 754 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 755 756 if (CTrsp->CommandResponse.bits.CmdRsp == 757 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 758 if ((fbits & FC4_FEATURE_INIT) && 759 !(fbits & FC4_FEATURE_TARGET)) { 760 lpfc_printf_vlog(vport, KERN_INFO, 761 LOG_DISCOVERY, 762 "0270 Skip x%x GFF " 763 "NameServer Rsp Data: (init) " 764 "x%x x%x\n", did, fbits, 765 vport->fc_rscn_id_cnt); 766 goto out; 767 } 768 } 769 } 770 else { 771 /* Check for retry */ 772 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 773 retry = 1; 774 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 775 switch ((irsp->un.ulpWord[4] & 776 IOERR_PARAM_MASK)) { 777 778 case IOERR_NO_RESOURCES: 779 /* We don't increment the retry 780 * count for this case. 781 */ 782 break; 783 case IOERR_LINK_DOWN: 784 case IOERR_SLI_ABORTED: 785 case IOERR_SLI_DOWN: 786 retry = 0; 787 break; 788 default: 789 cmdiocb->retry++; 790 } 791 } 792 else 793 cmdiocb->retry++; 794 795 if (retry) { 796 /* CT command is being retried */ 797 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 798 cmdiocb->retry, did); 799 if (rc == 0) { 800 /* success */ 801 lpfc_ct_free_iocb(phba, cmdiocb); 802 return; 803 } 804 } 805 } 806 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 807 "0267 NameServer GFF Rsp " 808 "x%x Error (%d %d) Data: x%x x%x\n", 809 did, irsp->ulpStatus, irsp->un.ulpWord[4], 810 vport->fc_flag, vport->fc_rscn_id_cnt); 811 } 812 813 /* This is a target port, unregistered port, or the GFF_ID failed */ 814 ndlp = lpfc_setup_disc_node(vport, did); 815 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 816 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 817 "0242 Process x%x GFF " 818 "NameServer Rsp Data: x%x x%x x%x\n", 819 did, ndlp->nlp_flag, vport->fc_flag, 820 vport->fc_rscn_id_cnt); 821 } else { 822 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 823 "0243 Skip x%x GFF " 824 "NameServer Rsp Data: x%x x%x\n", did, 825 vport->fc_flag, vport->fc_rscn_id_cnt); 826 } 827 out: 828 /* Link up / RSCN discovery */ 829 if (vport->num_disc_nodes) 830 vport->num_disc_nodes--; 831 if (vport->num_disc_nodes == 0) { 832 /* 833 * The driver has cycled through all Nports in the RSCN payload. 834 * Complete the handling by cleaning up and marking the 835 * current driver state. 836 */ 837 if (vport->port_state >= LPFC_DISC_AUTH) { 838 if (vport->fc_flag & FC_RSCN_MODE) { 839 lpfc_els_flush_rscn(vport); 840 spin_lock_irq(shost->host_lock); 841 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 842 spin_unlock_irq(shost->host_lock); 843 } 844 else 845 lpfc_els_flush_rscn(vport); 846 } 847 lpfc_disc_start(vport); 848 } 849 lpfc_ct_free_iocb(phba, cmdiocb); 850 return; 851 } 852 853 854 static void 855 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 856 struct lpfc_iocbq *rspiocb) 857 { 858 struct lpfc_vport *vport = cmdiocb->vport; 859 struct lpfc_dmabuf *inp; 860 struct lpfc_dmabuf *outp; 861 IOCB_t *irsp; 862 struct lpfc_sli_ct_request *CTrsp; 863 struct lpfc_nodelist *ndlp; 864 int cmdcode, rc; 865 uint8_t retry; 866 uint32_t latt; 867 868 /* First save ndlp, before we overwrite it */ 869 ndlp = cmdiocb->context_un.ndlp; 870 871 /* we pass cmdiocb to state machine which needs rspiocb as well */ 872 cmdiocb->context_un.rsp_iocb = rspiocb; 873 874 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 875 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 876 irsp = &rspiocb->iocb; 877 878 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 879 CommandResponse.bits.CmdRsp); 880 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 881 882 latt = lpfc_els_chk_latt(vport); 883 884 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */ 885 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 886 "0209 CT Request completes, latt %d, " 887 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n", 888 latt, irsp->ulpStatus, 889 CTrsp->CommandResponse.bits.CmdRsp, 890 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag); 891 892 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 893 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 894 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode); 895 896 if (irsp->ulpStatus) { 897 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 898 "0268 NS cmd x%x Error (x%x x%x)\n", 899 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]); 900 901 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) && 902 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 903 IOERR_SLI_DOWN) || 904 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 905 IOERR_SLI_ABORTED))) 906 goto out; 907 908 retry = cmdiocb->retry; 909 if (retry >= LPFC_MAX_NS_RETRY) 910 goto out; 911 912 retry++; 913 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 914 "0250 Retrying NS cmd %x\n", cmdcode); 915 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 916 if (rc == 0) 917 goto out; 918 } 919 920 out: 921 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 922 lpfc_ct_free_iocb(phba, cmdiocb); 923 return; 924 } 925 926 static void 927 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 928 struct lpfc_iocbq *rspiocb) 929 { 930 IOCB_t *irsp = &rspiocb->iocb; 931 struct lpfc_vport *vport = cmdiocb->vport; 932 933 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 934 struct lpfc_dmabuf *outp; 935 struct lpfc_sli_ct_request *CTrsp; 936 937 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 938 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 939 if (CTrsp->CommandResponse.bits.CmdRsp == 940 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 941 vport->ct_flags |= FC_CT_RFT_ID; 942 } 943 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 944 return; 945 } 946 947 static void 948 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 949 struct lpfc_iocbq *rspiocb) 950 { 951 IOCB_t *irsp = &rspiocb->iocb; 952 struct lpfc_vport *vport = cmdiocb->vport; 953 954 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 955 struct lpfc_dmabuf *outp; 956 struct lpfc_sli_ct_request *CTrsp; 957 958 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 959 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 960 if (CTrsp->CommandResponse.bits.CmdRsp == 961 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 962 vport->ct_flags |= FC_CT_RNN_ID; 963 } 964 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 965 return; 966 } 967 968 static void 969 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 970 struct lpfc_iocbq *rspiocb) 971 { 972 IOCB_t *irsp = &rspiocb->iocb; 973 struct lpfc_vport *vport = cmdiocb->vport; 974 975 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 976 struct lpfc_dmabuf *outp; 977 struct lpfc_sli_ct_request *CTrsp; 978 979 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 980 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 981 if (CTrsp->CommandResponse.bits.CmdRsp == 982 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 983 vport->ct_flags |= FC_CT_RSPN_ID; 984 } 985 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 986 return; 987 } 988 989 static void 990 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 991 struct lpfc_iocbq *rspiocb) 992 { 993 IOCB_t *irsp = &rspiocb->iocb; 994 struct lpfc_vport *vport = cmdiocb->vport; 995 996 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 997 struct lpfc_dmabuf *outp; 998 struct lpfc_sli_ct_request *CTrsp; 999 1000 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1001 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1002 if (CTrsp->CommandResponse.bits.CmdRsp == 1003 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1004 vport->ct_flags |= FC_CT_RSNN_NN; 1005 } 1006 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1007 return; 1008 } 1009 1010 static void 1011 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1012 struct lpfc_iocbq *rspiocb) 1013 { 1014 struct lpfc_vport *vport = cmdiocb->vport; 1015 1016 /* even if it fails we will act as though it succeeded. */ 1017 vport->ct_flags = 0; 1018 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1019 return; 1020 } 1021 1022 static void 1023 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1024 struct lpfc_iocbq *rspiocb) 1025 { 1026 IOCB_t *irsp = &rspiocb->iocb; 1027 struct lpfc_vport *vport = cmdiocb->vport; 1028 1029 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1030 struct lpfc_dmabuf *outp; 1031 struct lpfc_sli_ct_request *CTrsp; 1032 1033 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1034 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1035 if (CTrsp->CommandResponse.bits.CmdRsp == 1036 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1037 vport->ct_flags |= FC_CT_RFF_ID; 1038 } 1039 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1040 return; 1041 } 1042 1043 int 1044 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1045 size_t size) 1046 { 1047 int n; 1048 uint8_t *wwn = vport->phba->wwpn; 1049 1050 n = snprintf(symbol, size, 1051 "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", 1052 wwn[0], wwn[1], wwn[2], wwn[3], 1053 wwn[4], wwn[5], wwn[6], wwn[7]); 1054 1055 if (vport->port_type == LPFC_PHYSICAL_PORT) 1056 return n; 1057 1058 if (n < size) 1059 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi); 1060 1061 if (n < size && 1062 strlen(vport->fc_vport->symbolic_name)) 1063 n += snprintf(symbol + n, size - n, " VName-%s", 1064 vport->fc_vport->symbolic_name); 1065 return n; 1066 } 1067 1068 int 1069 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1070 size_t size) 1071 { 1072 char fwrev[FW_REV_STR_SIZE]; 1073 int n; 1074 1075 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1076 1077 n = snprintf(symbol, size, "Emulex %s FV%s DV%s", 1078 vport->phba->ModelName, fwrev, lpfc_release_version); 1079 return n; 1080 } 1081 1082 /* 1083 * lpfc_ns_cmd 1084 * Description: 1085 * Issue Cmd to NameServer 1086 * SLI_CTNS_GID_FT 1087 * LI_CTNS_RFT_ID 1088 */ 1089 int 1090 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1091 uint8_t retry, uint32_t context) 1092 { 1093 struct lpfc_nodelist * ndlp; 1094 struct lpfc_hba *phba = vport->phba; 1095 struct lpfc_dmabuf *mp, *bmp; 1096 struct lpfc_sli_ct_request *CtReq; 1097 struct ulp_bde64 *bpl; 1098 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1099 struct lpfc_iocbq *) = NULL; 1100 uint32_t rsp_size = 1024; 1101 size_t size; 1102 int rc = 0; 1103 1104 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1105 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp) 1106 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1107 rc=1; 1108 goto ns_cmd_exit; 1109 } 1110 1111 /* fill in BDEs for command */ 1112 /* Allocate buffer for command payload */ 1113 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1114 if (!mp) { 1115 rc=2; 1116 goto ns_cmd_exit; 1117 } 1118 1119 INIT_LIST_HEAD(&mp->list); 1120 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1121 if (!mp->virt) { 1122 rc=3; 1123 goto ns_cmd_free_mp; 1124 } 1125 1126 /* Allocate buffer for Buffer ptr list */ 1127 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1128 if (!bmp) { 1129 rc=4; 1130 goto ns_cmd_free_mpvirt; 1131 } 1132 1133 INIT_LIST_HEAD(&bmp->list); 1134 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1135 if (!bmp->virt) { 1136 rc=5; 1137 goto ns_cmd_free_bmp; 1138 } 1139 1140 /* NameServer Req */ 1141 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1142 "0236 NameServer Req Data: x%x x%x x%x\n", 1143 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt); 1144 1145 bpl = (struct ulp_bde64 *) bmp->virt; 1146 memset(bpl, 0, sizeof(struct ulp_bde64)); 1147 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1148 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1149 bpl->tus.f.bdeFlags = 0; 1150 if (cmdcode == SLI_CTNS_GID_FT) 1151 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1152 else if (cmdcode == SLI_CTNS_GFF_ID) 1153 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1154 else if (cmdcode == SLI_CTNS_RFT_ID) 1155 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1156 else if (cmdcode == SLI_CTNS_RNN_ID) 1157 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1158 else if (cmdcode == SLI_CTNS_RSPN_ID) 1159 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1160 else if (cmdcode == SLI_CTNS_RSNN_NN) 1161 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1162 else if (cmdcode == SLI_CTNS_DA_ID) 1163 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1164 else if (cmdcode == SLI_CTNS_RFF_ID) 1165 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1166 else 1167 bpl->tus.f.bdeSize = 0; 1168 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1169 1170 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1171 memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request)); 1172 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1173 CtReq->RevisionId.bits.InId = 0; 1174 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1175 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1176 CtReq->CommandResponse.bits.Size = 0; 1177 switch (cmdcode) { 1178 case SLI_CTNS_GID_FT: 1179 CtReq->CommandResponse.bits.CmdRsp = 1180 be16_to_cpu(SLI_CTNS_GID_FT); 1181 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP; 1182 if (vport->port_state < LPFC_NS_QRY) 1183 vport->port_state = LPFC_NS_QRY; 1184 lpfc_set_disctmo(vport); 1185 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1186 rsp_size = FC_MAX_NS_RSP; 1187 break; 1188 1189 case SLI_CTNS_GFF_ID: 1190 CtReq->CommandResponse.bits.CmdRsp = 1191 be16_to_cpu(SLI_CTNS_GFF_ID); 1192 CtReq->un.gff.PortId = cpu_to_be32(context); 1193 cmpl = lpfc_cmpl_ct_cmd_gff_id; 1194 break; 1195 1196 case SLI_CTNS_RFT_ID: 1197 vport->ct_flags &= ~FC_CT_RFT_ID; 1198 CtReq->CommandResponse.bits.CmdRsp = 1199 be16_to_cpu(SLI_CTNS_RFT_ID); 1200 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID); 1201 CtReq->un.rft.fcpReg = 1; 1202 cmpl = lpfc_cmpl_ct_cmd_rft_id; 1203 break; 1204 1205 case SLI_CTNS_RNN_ID: 1206 vport->ct_flags &= ~FC_CT_RNN_ID; 1207 CtReq->CommandResponse.bits.CmdRsp = 1208 be16_to_cpu(SLI_CTNS_RNN_ID); 1209 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 1210 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 1211 sizeof (struct lpfc_name)); 1212 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 1213 break; 1214 1215 case SLI_CTNS_RSPN_ID: 1216 vport->ct_flags &= ~FC_CT_RSPN_ID; 1217 CtReq->CommandResponse.bits.CmdRsp = 1218 be16_to_cpu(SLI_CTNS_RSPN_ID); 1219 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 1220 size = sizeof(CtReq->un.rspn.symbname); 1221 CtReq->un.rspn.len = 1222 lpfc_vport_symbolic_port_name(vport, 1223 CtReq->un.rspn.symbname, size); 1224 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 1225 break; 1226 case SLI_CTNS_RSNN_NN: 1227 vport->ct_flags &= ~FC_CT_RSNN_NN; 1228 CtReq->CommandResponse.bits.CmdRsp = 1229 be16_to_cpu(SLI_CTNS_RSNN_NN); 1230 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 1231 sizeof (struct lpfc_name)); 1232 size = sizeof(CtReq->un.rsnn.symbname); 1233 CtReq->un.rsnn.len = 1234 lpfc_vport_symbolic_node_name(vport, 1235 CtReq->un.rsnn.symbname, size); 1236 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 1237 break; 1238 case SLI_CTNS_DA_ID: 1239 /* Implement DA_ID Nameserver request */ 1240 CtReq->CommandResponse.bits.CmdRsp = 1241 be16_to_cpu(SLI_CTNS_DA_ID); 1242 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 1243 cmpl = lpfc_cmpl_ct_cmd_da_id; 1244 break; 1245 case SLI_CTNS_RFF_ID: 1246 vport->ct_flags &= ~FC_CT_RFF_ID; 1247 CtReq->CommandResponse.bits.CmdRsp = 1248 be16_to_cpu(SLI_CTNS_RFF_ID); 1249 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 1250 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 1251 CtReq->un.rff.type_code = FC_TYPE_FCP; 1252 cmpl = lpfc_cmpl_ct_cmd_rff_id; 1253 break; 1254 } 1255 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1256 * to hold ndlp reference for the corresponding callback function. 1257 */ 1258 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 1259 /* On success, The cmpl function will free the buffers */ 1260 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1261 "Issue CT cmd: cmd:x%x did:x%x", 1262 cmdcode, ndlp->nlp_DID, 0); 1263 return 0; 1264 } 1265 rc=6; 1266 1267 /* Decrement ndlp reference count to release ndlp reference held 1268 * for the failed command's callback function. 1269 */ 1270 lpfc_nlp_put(ndlp); 1271 1272 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1273 ns_cmd_free_bmp: 1274 kfree(bmp); 1275 ns_cmd_free_mpvirt: 1276 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1277 ns_cmd_free_mp: 1278 kfree(mp); 1279 ns_cmd_exit: 1280 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1281 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n", 1282 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 1283 return 1; 1284 } 1285 1286 static void 1287 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1288 struct lpfc_iocbq * rspiocb) 1289 { 1290 struct lpfc_dmabuf *inp = cmdiocb->context1; 1291 struct lpfc_dmabuf *outp = cmdiocb->context2; 1292 struct lpfc_sli_ct_request *CTrsp = outp->virt; 1293 struct lpfc_sli_ct_request *CTcmd = inp->virt; 1294 struct lpfc_nodelist *ndlp; 1295 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 1296 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 1297 struct lpfc_vport *vport = cmdiocb->vport; 1298 IOCB_t *irsp = &rspiocb->iocb; 1299 uint32_t latt; 1300 1301 latt = lpfc_els_chk_latt(vport); 1302 1303 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1304 "FDMI cmpl: status:x%x/x%x latt:%d", 1305 irsp->ulpStatus, irsp->un.ulpWord[4], latt); 1306 1307 if (latt || irsp->ulpStatus) { 1308 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1309 "0229 FDMI cmd %04x failed, latt = %d " 1310 "ulpStatus: x%x, rid x%x\n", 1311 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus, 1312 irsp->un.ulpWord[4]); 1313 lpfc_ct_free_iocb(phba, cmdiocb); 1314 return; 1315 } 1316 1317 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1318 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1319 goto fail_out; 1320 1321 if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 1322 /* FDMI rsp failed */ 1323 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1324 "0220 FDMI rsp failed Data: x%x\n", 1325 be16_to_cpu(fdmi_cmd)); 1326 } 1327 1328 switch (be16_to_cpu(fdmi_cmd)) { 1329 case SLI_MGMT_RHBA: 1330 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA); 1331 break; 1332 1333 case SLI_MGMT_RPA: 1334 break; 1335 1336 case SLI_MGMT_DHBA: 1337 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT); 1338 break; 1339 1340 case SLI_MGMT_DPRT: 1341 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA); 1342 break; 1343 } 1344 1345 fail_out: 1346 lpfc_ct_free_iocb(phba, cmdiocb); 1347 return; 1348 } 1349 1350 int 1351 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode) 1352 { 1353 struct lpfc_hba *phba = vport->phba; 1354 struct lpfc_dmabuf *mp, *bmp; 1355 struct lpfc_sli_ct_request *CtReq; 1356 struct ulp_bde64 *bpl; 1357 uint32_t size; 1358 REG_HBA *rh; 1359 PORT_ENTRY *pe; 1360 REG_PORT_ATTRIBUTE *pab; 1361 ATTRIBUTE_BLOCK *ab; 1362 ATTRIBUTE_ENTRY *ae; 1363 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1364 struct lpfc_iocbq *); 1365 1366 1367 /* fill in BDEs for command */ 1368 /* Allocate buffer for command payload */ 1369 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1370 if (!mp) 1371 goto fdmi_cmd_exit; 1372 1373 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 1374 if (!mp->virt) 1375 goto fdmi_cmd_free_mp; 1376 1377 /* Allocate buffer for Buffer ptr list */ 1378 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1379 if (!bmp) 1380 goto fdmi_cmd_free_mpvirt; 1381 1382 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys)); 1383 if (!bmp->virt) 1384 goto fdmi_cmd_free_bmp; 1385 1386 INIT_LIST_HEAD(&mp->list); 1387 INIT_LIST_HEAD(&bmp->list); 1388 1389 /* FDMI request */ 1390 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1391 "0218 FDMI Request Data: x%x x%x x%x\n", 1392 vport->fc_flag, vport->port_state, cmdcode); 1393 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1394 1395 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1396 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1397 CtReq->RevisionId.bits.InId = 0; 1398 1399 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 1400 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 1401 size = 0; 1402 1403 switch (cmdcode) { 1404 case SLI_MGMT_RHBA: 1405 { 1406 lpfc_vpd_t *vp = &phba->vpd; 1407 uint32_t i, j, incr; 1408 int len; 1409 1410 CtReq->CommandResponse.bits.CmdRsp = 1411 be16_to_cpu(SLI_MGMT_RHBA); 1412 CtReq->CommandResponse.bits.Size = 0; 1413 rh = (REG_HBA *) & CtReq->un.PortID; 1414 memcpy(&rh->hi.PortName, &vport->fc_sparam.portName, 1415 sizeof (struct lpfc_name)); 1416 /* One entry (port) per adapter */ 1417 rh->rpl.EntryCnt = be32_to_cpu(1); 1418 memcpy(&rh->rpl.pe, &vport->fc_sparam.portName, 1419 sizeof (struct lpfc_name)); 1420 1421 /* point to the HBA attribute block */ 1422 size = 2 * sizeof (struct lpfc_name) + FOURBYTES; 1423 ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size); 1424 ab->EntryCnt = 0; 1425 1426 /* Point to the beginning of the first HBA attribute 1427 entry */ 1428 /* #1 HBA attribute entry */ 1429 size += FOURBYTES; 1430 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1431 ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME); 1432 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES 1433 + sizeof (struct lpfc_name)); 1434 memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName, 1435 sizeof (struct lpfc_name)); 1436 ab->EntryCnt++; 1437 size += FOURBYTES + sizeof (struct lpfc_name); 1438 1439 /* #2 HBA attribute entry */ 1440 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1441 ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER); 1442 strcpy(ae->un.Manufacturer, "Emulex Corporation"); 1443 len = strlen(ae->un.Manufacturer); 1444 len += (len & 3) ? (4 - (len & 3)) : 4; 1445 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1446 ab->EntryCnt++; 1447 size += FOURBYTES + len; 1448 1449 /* #3 HBA attribute entry */ 1450 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1451 ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER); 1452 strcpy(ae->un.SerialNumber, phba->SerialNumber); 1453 len = strlen(ae->un.SerialNumber); 1454 len += (len & 3) ? (4 - (len & 3)) : 4; 1455 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1456 ab->EntryCnt++; 1457 size += FOURBYTES + len; 1458 1459 /* #4 HBA attribute entry */ 1460 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1461 ae->ad.bits.AttrType = be16_to_cpu(MODEL); 1462 strcpy(ae->un.Model, phba->ModelName); 1463 len = strlen(ae->un.Model); 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 /* #5 HBA attribute entry */ 1470 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1471 ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION); 1472 strcpy(ae->un.ModelDescription, phba->ModelDesc); 1473 len = strlen(ae->un.ModelDescription); 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 /* #6 HBA attribute entry */ 1480 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1481 ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION); 1482 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8); 1483 /* Convert JEDEC ID to ascii for hardware version */ 1484 incr = vp->rev.biuRev; 1485 for (i = 0; i < 8; i++) { 1486 j = (incr & 0xf); 1487 if (j <= 9) 1488 ae->un.HardwareVersion[7 - i] = 1489 (char)((uint8_t) 0x30 + 1490 (uint8_t) j); 1491 else 1492 ae->un.HardwareVersion[7 - i] = 1493 (char)((uint8_t) 0x61 + 1494 (uint8_t) (j - 10)); 1495 incr = (incr >> 4); 1496 } 1497 ab->EntryCnt++; 1498 size += FOURBYTES + 8; 1499 1500 /* #7 HBA attribute entry */ 1501 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1502 ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION); 1503 strcpy(ae->un.DriverVersion, lpfc_release_version); 1504 len = strlen(ae->un.DriverVersion); 1505 len += (len & 3) ? (4 - (len & 3)) : 4; 1506 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1507 ab->EntryCnt++; 1508 size += FOURBYTES + len; 1509 1510 /* #8 HBA attribute entry */ 1511 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1512 ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION); 1513 strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion); 1514 len = strlen(ae->un.OptionROMVersion); 1515 len += (len & 3) ? (4 - (len & 3)) : 4; 1516 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1517 ab->EntryCnt++; 1518 size += FOURBYTES + len; 1519 1520 /* #9 HBA attribute entry */ 1521 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1522 ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION); 1523 lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion, 1524 1); 1525 len = strlen(ae->un.FirmwareVersion); 1526 len += (len & 3) ? (4 - (len & 3)) : 4; 1527 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1528 ab->EntryCnt++; 1529 size += FOURBYTES + len; 1530 1531 /* #10 HBA attribute entry */ 1532 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1533 ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION); 1534 sprintf(ae->un.OsNameVersion, "%s %s %s", 1535 init_utsname()->sysname, 1536 init_utsname()->release, 1537 init_utsname()->version); 1538 len = strlen(ae->un.OsNameVersion); 1539 len += (len & 3) ? (4 - (len & 3)) : 4; 1540 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1541 ab->EntryCnt++; 1542 size += FOURBYTES + len; 1543 1544 /* #11 HBA attribute entry */ 1545 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1546 ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN); 1547 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1548 ae->un.MaxCTPayloadLen = (65 * 4096); 1549 ab->EntryCnt++; 1550 size += FOURBYTES + 4; 1551 1552 ab->EntryCnt = be32_to_cpu(ab->EntryCnt); 1553 /* Total size */ 1554 size = GID_REQUEST_SZ - 4 + size; 1555 } 1556 break; 1557 1558 case SLI_MGMT_RPA: 1559 { 1560 lpfc_vpd_t *vp; 1561 struct serv_parm *hsp; 1562 int len; 1563 1564 vp = &phba->vpd; 1565 1566 CtReq->CommandResponse.bits.CmdRsp = 1567 be16_to_cpu(SLI_MGMT_RPA); 1568 CtReq->CommandResponse.bits.Size = 0; 1569 pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID; 1570 size = sizeof (struct lpfc_name) + FOURBYTES; 1571 memcpy((uint8_t *) & pab->PortName, 1572 (uint8_t *) & vport->fc_sparam.portName, 1573 sizeof (struct lpfc_name)); 1574 pab->ab.EntryCnt = 0; 1575 1576 /* #1 Port attribute entry */ 1577 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1578 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES); 1579 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32); 1580 ae->un.SupportFC4Types[2] = 1; 1581 ae->un.SupportFC4Types[7] = 1; 1582 pab->ab.EntryCnt++; 1583 size += FOURBYTES + 32; 1584 1585 /* #2 Port attribute entry */ 1586 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1587 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED); 1588 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1589 1590 ae->un.SupportSpeed = 0; 1591 if (phba->lmt & LMT_16Gb) 1592 ae->un.SupportSpeed |= HBA_PORTSPEED_16GBIT; 1593 if (phba->lmt & LMT_10Gb) 1594 ae->un.SupportSpeed |= HBA_PORTSPEED_10GBIT; 1595 if (phba->lmt & LMT_8Gb) 1596 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT; 1597 if (phba->lmt & LMT_4Gb) 1598 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT; 1599 if (phba->lmt & LMT_2Gb) 1600 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT; 1601 if (phba->lmt & LMT_1Gb) 1602 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT; 1603 1604 pab->ab.EntryCnt++; 1605 size += FOURBYTES + 4; 1606 1607 /* #3 Port attribute entry */ 1608 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1609 ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED); 1610 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1611 switch(phba->fc_linkspeed) { 1612 case LPFC_LINK_SPEED_1GHZ: 1613 ae->un.PortSpeed = HBA_PORTSPEED_1GBIT; 1614 break; 1615 case LPFC_LINK_SPEED_2GHZ: 1616 ae->un.PortSpeed = HBA_PORTSPEED_2GBIT; 1617 break; 1618 case LPFC_LINK_SPEED_4GHZ: 1619 ae->un.PortSpeed = HBA_PORTSPEED_4GBIT; 1620 break; 1621 case LPFC_LINK_SPEED_8GHZ: 1622 ae->un.PortSpeed = HBA_PORTSPEED_8GBIT; 1623 break; 1624 case LPFC_LINK_SPEED_10GHZ: 1625 ae->un.PortSpeed = HBA_PORTSPEED_10GBIT; 1626 break; 1627 case LPFC_LINK_SPEED_16GHZ: 1628 ae->un.PortSpeed = HBA_PORTSPEED_16GBIT; 1629 break; 1630 default: 1631 ae->un.PortSpeed = HBA_PORTSPEED_UNKNOWN; 1632 break; 1633 } 1634 pab->ab.EntryCnt++; 1635 size += FOURBYTES + 4; 1636 1637 /* #4 Port attribute entry */ 1638 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1639 ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE); 1640 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1641 hsp = (struct serv_parm *) & vport->fc_sparam; 1642 ae->un.MaxFrameSize = 1643 (((uint32_t) hsp->cmn. 1644 bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn. 1645 bbRcvSizeLsb; 1646 pab->ab.EntryCnt++; 1647 size += FOURBYTES + 4; 1648 1649 /* #5 Port attribute entry */ 1650 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1651 ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME); 1652 strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME); 1653 len = strlen((char *)ae->un.OsDeviceName); 1654 len += (len & 3) ? (4 - (len & 3)) : 4; 1655 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1656 pab->ab.EntryCnt++; 1657 size += FOURBYTES + len; 1658 1659 if (vport->cfg_fdmi_on == 2) { 1660 /* #6 Port attribute entry */ 1661 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + 1662 size); 1663 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME); 1664 sprintf(ae->un.HostName, "%s", 1665 init_utsname()->nodename); 1666 len = strlen(ae->un.HostName); 1667 len += (len & 3) ? (4 - (len & 3)) : 4; 1668 ae->ad.bits.AttrLen = 1669 be16_to_cpu(FOURBYTES + len); 1670 pab->ab.EntryCnt++; 1671 size += FOURBYTES + len; 1672 } 1673 1674 pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt); 1675 /* Total size */ 1676 size = GID_REQUEST_SZ - 4 + size; 1677 } 1678 break; 1679 1680 case SLI_MGMT_DHBA: 1681 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA); 1682 CtReq->CommandResponse.bits.Size = 0; 1683 pe = (PORT_ENTRY *) & CtReq->un.PortID; 1684 memcpy((uint8_t *) & pe->PortName, 1685 (uint8_t *) & vport->fc_sparam.portName, 1686 sizeof (struct lpfc_name)); 1687 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name); 1688 break; 1689 1690 case SLI_MGMT_DPRT: 1691 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT); 1692 CtReq->CommandResponse.bits.Size = 0; 1693 pe = (PORT_ENTRY *) & CtReq->un.PortID; 1694 memcpy((uint8_t *) & pe->PortName, 1695 (uint8_t *) & vport->fc_sparam.portName, 1696 sizeof (struct lpfc_name)); 1697 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name); 1698 break; 1699 } 1700 1701 bpl = (struct ulp_bde64 *) bmp->virt; 1702 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1703 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1704 bpl->tus.f.bdeFlags = 0; 1705 bpl->tus.f.bdeSize = size; 1706 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1707 1708 cmpl = lpfc_cmpl_ct_cmd_fdmi; 1709 1710 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1711 * to hold ndlp reference for the corresponding callback function. 1712 */ 1713 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0)) 1714 return 0; 1715 1716 /* Decrement ndlp reference count to release ndlp reference held 1717 * for the failed command's callback function. 1718 */ 1719 lpfc_nlp_put(ndlp); 1720 1721 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1722 fdmi_cmd_free_bmp: 1723 kfree(bmp); 1724 fdmi_cmd_free_mpvirt: 1725 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1726 fdmi_cmd_free_mp: 1727 kfree(mp); 1728 fdmi_cmd_exit: 1729 /* Issue FDMI request failed */ 1730 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1731 "0244 Issue FDMI request failed Data: x%x\n", 1732 cmdcode); 1733 return 1; 1734 } 1735 1736 /** 1737 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 1738 * @ptr - Context object of the timer. 1739 * 1740 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 1741 * the worker thread. 1742 **/ 1743 void 1744 lpfc_delayed_disc_tmo(unsigned long ptr) 1745 { 1746 struct lpfc_vport *vport = (struct lpfc_vport *)ptr; 1747 struct lpfc_hba *phba = vport->phba; 1748 uint32_t tmo_posted; 1749 unsigned long iflag; 1750 1751 spin_lock_irqsave(&vport->work_port_lock, iflag); 1752 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 1753 if (!tmo_posted) 1754 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 1755 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 1756 1757 if (!tmo_posted) 1758 lpfc_worker_wake_up(phba); 1759 return; 1760 } 1761 1762 /** 1763 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 1764 * handle delayed discovery. 1765 * @vport: pointer to a host virtual N_Port data structure. 1766 * 1767 * This function start nport discovery of the vport. 1768 **/ 1769 void 1770 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 1771 { 1772 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 1773 1774 spin_lock_irq(shost->host_lock); 1775 if (!(vport->fc_flag & FC_DISC_DELAYED)) { 1776 spin_unlock_irq(shost->host_lock); 1777 return; 1778 } 1779 vport->fc_flag &= ~FC_DISC_DELAYED; 1780 spin_unlock_irq(shost->host_lock); 1781 1782 lpfc_do_scr_ns_plogi(vport->phba, vport); 1783 } 1784 1785 void 1786 lpfc_fdmi_tmo(unsigned long ptr) 1787 { 1788 struct lpfc_vport *vport = (struct lpfc_vport *)ptr; 1789 struct lpfc_hba *phba = vport->phba; 1790 uint32_t tmo_posted; 1791 unsigned long iflag; 1792 1793 spin_lock_irqsave(&vport->work_port_lock, iflag); 1794 tmo_posted = vport->work_port_events & WORKER_FDMI_TMO; 1795 if (!tmo_posted) 1796 vport->work_port_events |= WORKER_FDMI_TMO; 1797 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 1798 1799 if (!tmo_posted) 1800 lpfc_worker_wake_up(phba); 1801 return; 1802 } 1803 1804 void 1805 lpfc_fdmi_timeout_handler(struct lpfc_vport *vport) 1806 { 1807 struct lpfc_nodelist *ndlp; 1808 1809 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1810 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 1811 if (init_utsname()->nodename[0] != '\0') 1812 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA); 1813 else 1814 mod_timer(&vport->fc_fdmitmo, jiffies + 1815 msecs_to_jiffies(1000 * 60)); 1816 } 1817 return; 1818 } 1819 1820 void 1821 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 1822 { 1823 struct lpfc_sli *psli = &phba->sli; 1824 lpfc_vpd_t *vp = &phba->vpd; 1825 uint32_t b1, b2, b3, b4, i, rev; 1826 char c; 1827 uint32_t *ptr, str[4]; 1828 uint8_t *fwname; 1829 1830 if (phba->sli_rev == LPFC_SLI_REV4) 1831 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 1832 else if (vp->rev.rBit) { 1833 if (psli->sli_flag & LPFC_SLI_ACTIVE) 1834 rev = vp->rev.sli2FwRev; 1835 else 1836 rev = vp->rev.sli1FwRev; 1837 1838 b1 = (rev & 0x0000f000) >> 12; 1839 b2 = (rev & 0x00000f00) >> 8; 1840 b3 = (rev & 0x000000c0) >> 6; 1841 b4 = (rev & 0x00000030) >> 4; 1842 1843 switch (b4) { 1844 case 0: 1845 c = 'N'; 1846 break; 1847 case 1: 1848 c = 'A'; 1849 break; 1850 case 2: 1851 c = 'B'; 1852 break; 1853 case 3: 1854 c = 'X'; 1855 break; 1856 default: 1857 c = 0; 1858 break; 1859 } 1860 b4 = (rev & 0x0000000f); 1861 1862 if (psli->sli_flag & LPFC_SLI_ACTIVE) 1863 fwname = vp->rev.sli2FwName; 1864 else 1865 fwname = vp->rev.sli1FwName; 1866 1867 for (i = 0; i < 16; i++) 1868 if (fwname[i] == 0x20) 1869 fwname[i] = 0; 1870 1871 ptr = (uint32_t*)fwname; 1872 1873 for (i = 0; i < 3; i++) 1874 str[i] = be32_to_cpu(*ptr++); 1875 1876 if (c == 0) { 1877 if (flag) 1878 sprintf(fwrevision, "%d.%d%d (%s)", 1879 b1, b2, b3, (char *)str); 1880 else 1881 sprintf(fwrevision, "%d.%d%d", b1, 1882 b2, b3); 1883 } else { 1884 if (flag) 1885 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 1886 b1, b2, b3, c, 1887 b4, (char *)str); 1888 else 1889 sprintf(fwrevision, "%d.%d%d%c%d", 1890 b1, b2, b3, c, b4); 1891 } 1892 } else { 1893 rev = vp->rev.smFwRev; 1894 1895 b1 = (rev & 0xff000000) >> 24; 1896 b2 = (rev & 0x00f00000) >> 20; 1897 b3 = (rev & 0x000f0000) >> 16; 1898 c = (rev & 0x0000ff00) >> 8; 1899 b4 = (rev & 0x000000ff); 1900 1901 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 1902 } 1903 return; 1904 } 1905