1/******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2004-2010 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#define HBA_PORTSPEED_UNKNOWN 0 /* Unknown - transceiver 52 * incapable of reporting */ 53#define HBA_PORTSPEED_1GBIT 1 /* 1 GBit/sec */ 54#define HBA_PORTSPEED_2GBIT 2 /* 2 GBit/sec */ 55#define HBA_PORTSPEED_4GBIT 8 /* 4 GBit/sec */ 56#define HBA_PORTSPEED_8GBIT 16 /* 8 GBit/sec */ 57#define HBA_PORTSPEED_10GBIT 4 /* 10 GBit/sec */ 58#define HBA_PORTSPEED_NOT_NEGOTIATED 5 /* Speed not established */ 59 60#define FOURBYTES 4 61 62 63static char *lpfc_release_version = LPFC_DRIVER_VERSION; 64 65static void 66lpfc_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 81static void 82lpfc_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 88void 89lpfc_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] & 0xff) == IOERR_RCV_BUFFER_WAITING)) { 108 /* Not enough posted buffers; Try posting more buffers */ 109 phba->fc_stat.NoRcvBuf++; 110 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) 111 lpfc_post_buffer(phba, pring, 2); 112 return; 113 } 114 115 /* If there are no BDEs associated with this IOCB, 116 * there is nothing to do. 117 */ 118 if (icmd->ulpBdeCount == 0) 119 return; 120 121 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { 122 INIT_LIST_HEAD(&head); 123 list_add_tail(&head, &piocbq->list); 124 list_for_each_entry(iocbq, &head, list) { 125 icmd = &iocbq->iocb; 126 if (icmd->ulpBdeCount == 0) 127 continue; 128 bdeBuf = iocbq->context2; 129 iocbq->context2 = NULL; 130 size = icmd->un.cont64[0].tus.f.bdeSize; 131 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size); 132 lpfc_in_buf_free(phba, bdeBuf); 133 if (icmd->ulpBdeCount == 2) { 134 bdeBuf = iocbq->context3; 135 iocbq->context3 = NULL; 136 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize; 137 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, 138 size); 139 lpfc_in_buf_free(phba, bdeBuf); 140 } 141 } 142 list_del(&head); 143 } else { 144 INIT_LIST_HEAD(&head); 145 list_add_tail(&head, &piocbq->list); 146 list_for_each_entry(iocbq, &head, list) { 147 icmd = &iocbq->iocb; 148 if (icmd->ulpBdeCount == 0) 149 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0); 150 for (i = 0; i < icmd->ulpBdeCount; i++) { 151 paddr = getPaddr(icmd->un.cont64[i].addrHigh, 152 icmd->un.cont64[i].addrLow); 153 mp = lpfc_sli_ringpostbuf_get(phba, pring, 154 paddr); 155 size = icmd->un.cont64[i].tus.f.bdeSize; 156 lpfc_ct_unsol_buffer(phba, iocbq, mp, size); 157 lpfc_in_buf_free(phba, mp); 158 } 159 lpfc_post_buffer(phba, pring, i); 160 } 161 list_del(&head); 162 } 163} 164 165/** 166 * lpfc_sli4_ct_abort_unsol_event - Default handle for sli4 unsol abort 167 * @phba: Pointer to HBA context object. 168 * @pring: Pointer to the driver internal I/O ring. 169 * @piocbq: Pointer to the IOCBQ. 170 * 171 * This function serves as the default handler for the sli4 unsolicited 172 * abort event. It shall be invoked when there is no application interface 173 * registered unsolicited abort handler. This handler does nothing but 174 * just simply releases the dma buffer used by the unsol abort event. 175 **/ 176void 177lpfc_sli4_ct_abort_unsol_event(struct lpfc_hba *phba, 178 struct lpfc_sli_ring *pring, 179 struct lpfc_iocbq *piocbq) 180{ 181 IOCB_t *icmd = &piocbq->iocb; 182 struct lpfc_dmabuf *bdeBuf; 183 uint32_t size; 184 185 /* Forward abort event to any process registered to receive ct event */ 186 if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0) 187 return; 188 189 /* If there is no BDE associated with IOCB, there is nothing to do */ 190 if (icmd->ulpBdeCount == 0) 191 return; 192 bdeBuf = piocbq->context2; 193 piocbq->context2 = NULL; 194 size = icmd->un.cont64[0].tus.f.bdeSize; 195 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size); 196 lpfc_in_buf_free(phba, bdeBuf); 197} 198 199static void 200lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist) 201{ 202 struct lpfc_dmabuf *mlast, *next_mlast; 203 204 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) { 205 lpfc_mbuf_free(phba, mlast->virt, mlast->phys); 206 list_del(&mlast->list); 207 kfree(mlast); 208 } 209 lpfc_mbuf_free(phba, mlist->virt, mlist->phys); 210 kfree(mlist); 211 return; 212} 213 214static struct lpfc_dmabuf * 215lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl, 216 uint32_t size, int *entries) 217{ 218 struct lpfc_dmabuf *mlist = NULL; 219 struct lpfc_dmabuf *mp; 220 int cnt, i = 0; 221 222 /* We get chunks of FCELSSIZE */ 223 cnt = size > FCELSSIZE ? FCELSSIZE: size; 224 225 while (size) { 226 /* Allocate buffer for rsp payload */ 227 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 228 if (!mp) { 229 if (mlist) 230 lpfc_free_ct_rsp(phba, mlist); 231 return NULL; 232 } 233 234 INIT_LIST_HEAD(&mp->list); 235 236 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) || 237 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID)) 238 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 239 else 240 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 241 242 if (!mp->virt) { 243 kfree(mp); 244 if (mlist) 245 lpfc_free_ct_rsp(phba, mlist); 246 return NULL; 247 } 248 249 /* Queue it to a linked list */ 250 if (!mlist) 251 mlist = mp; 252 else 253 list_add_tail(&mp->list, &mlist->list); 254 255 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I; 256 /* build buffer ptr list for IOCB */ 257 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 258 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 259 bpl->tus.f.bdeSize = (uint16_t) cnt; 260 bpl->tus.w = le32_to_cpu(bpl->tus.w); 261 bpl++; 262 263 i++; 264 size -= cnt; 265 } 266 267 *entries = i; 268 return mlist; 269} 270 271int 272lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb) 273{ 274 struct lpfc_dmabuf *buf_ptr; 275 276 if (ctiocb->context_un.ndlp) { 277 lpfc_nlp_put(ctiocb->context_un.ndlp); 278 ctiocb->context_un.ndlp = NULL; 279 } 280 if (ctiocb->context1) { 281 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1; 282 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 283 kfree(buf_ptr); 284 ctiocb->context1 = NULL; 285 } 286 if (ctiocb->context2) { 287 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2); 288 ctiocb->context2 = NULL; 289 } 290 291 if (ctiocb->context3) { 292 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3; 293 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 294 kfree(buf_ptr); 295 ctiocb->context1 = NULL; 296 } 297 lpfc_sli_release_iocbq(phba, ctiocb); 298 return 0; 299} 300 301static int 302lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp, 303 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp, 304 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 305 struct lpfc_iocbq *), 306 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry, 307 uint32_t tmo, uint8_t retry) 308{ 309 struct lpfc_hba *phba = vport->phba; 310 IOCB_t *icmd; 311 struct lpfc_iocbq *geniocb; 312 int rc; 313 314 /* Allocate buffer for command iocb */ 315 geniocb = lpfc_sli_get_iocbq(phba); 316 317 if (geniocb == NULL) 318 return 1; 319 320 icmd = &geniocb->iocb; 321 icmd->un.genreq64.bdl.ulpIoTag32 = 0; 322 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys); 323 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys); 324 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; 325 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof (struct ulp_bde64)); 326 327 if (usr_flg) 328 geniocb->context3 = NULL; 329 else 330 geniocb->context3 = (uint8_t *) bmp; 331 332 /* Save for completion so we can release these resources */ 333 geniocb->context1 = (uint8_t *) inp; 334 geniocb->context2 = (uint8_t *) outp; 335 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp); 336 337 /* Fill in payload, bp points to frame payload */ 338 icmd->ulpCommand = CMD_GEN_REQUEST64_CR; 339 340 /* Fill in rest of iocb */ 341 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA); 342 icmd->un.genreq64.w5.hcsw.Dfctl = 0; 343 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL; 344 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT; 345 346 if (!tmo) { 347 /* FC spec states we need 3 * ratov for CT requests */ 348 tmo = (3 * phba->fc_ratov); 349 } 350 icmd->ulpTimeout = tmo; 351 icmd->ulpBdeCount = 1; 352 icmd->ulpLe = 1; 353 icmd->ulpClass = CLASS3; 354 icmd->ulpContext = ndlp->nlp_rpi; 355 356 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { 357 /* For GEN_REQUEST64_CR, use the RPI */ 358 icmd->ulpCt_h = 0; 359 icmd->ulpCt_l = 0; 360 } 361 362 /* Issue GEN REQ IOCB for NPORT <did> */ 363 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 364 "0119 Issue GEN REQ IOCB to NPORT x%x " 365 "Data: x%x x%x\n", 366 ndlp->nlp_DID, icmd->ulpIoTag, 367 vport->port_state); 368 geniocb->iocb_cmpl = cmpl; 369 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT; 370 geniocb->vport = vport; 371 geniocb->retry = retry; 372 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0); 373 374 if (rc == IOCB_ERROR) { 375 lpfc_sli_release_iocbq(phba, geniocb); 376 return 1; 377 } 378 379 return 0; 380} 381 382static int 383lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp, 384 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp, 385 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 386 struct lpfc_iocbq *), 387 uint32_t rsp_size, uint8_t retry) 388{ 389 struct lpfc_hba *phba = vport->phba; 390 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt; 391 struct lpfc_dmabuf *outmp; 392 int cnt = 0, status; 393 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)-> 394 CommandResponse.bits.CmdRsp; 395 396 bpl++; /* Skip past ct request */ 397 398 /* Put buffer(s) for ct rsp in bpl */ 399 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt); 400 if (!outmp) 401 return -ENOMEM; 402 /* 403 * Form the CT IOCB. The total number of BDEs in this IOCB 404 * is the single command plus response count from 405 * lpfc_alloc_ct_rsp. 406 */ 407 cnt += 1; 408 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0, 409 cnt, 0, retry); 410 if (status) { 411 lpfc_free_ct_rsp(phba, outmp); 412 return -ENOMEM; 413 } 414 return 0; 415} 416 417struct lpfc_vport * 418lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { 419 struct lpfc_vport *vport_curr; 420 unsigned long flags; 421 422 spin_lock_irqsave(&phba->hbalock, flags); 423 list_for_each_entry(vport_curr, &phba->port_list, listentry) { 424 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { 425 spin_unlock_irqrestore(&phba->hbalock, flags); 426 return vport_curr; 427 } 428 } 429 spin_unlock_irqrestore(&phba->hbalock, flags); 430 return NULL; 431} 432 433static int 434lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size) 435{ 436 struct lpfc_hba *phba = vport->phba; 437 struct lpfc_sli_ct_request *Response = 438 (struct lpfc_sli_ct_request *) mp->virt; 439 struct lpfc_nodelist *ndlp = NULL; 440 struct lpfc_dmabuf *mlast, *next_mp; 441 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 442 uint32_t Did, CTentry; 443 int Cnt; 444 struct list_head head; 445 446 lpfc_set_disctmo(vport); 447 vport->num_disc_nodes = 0; 448 vport->fc_ns_retry = 0; 449 450 451 list_add_tail(&head, &mp->list); 452 list_for_each_entry_safe(mp, next_mp, &head, list) { 453 mlast = mp; 454 455 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 456 457 Size -= Cnt; 458 459 if (!ctptr) { 460 ctptr = (uint32_t *) mlast->virt; 461 } else 462 Cnt -= 16; /* subtract length of CT header */ 463 464 /* Loop through entire NameServer list of DIDs */ 465 while (Cnt >= sizeof (uint32_t)) { 466 /* Get next DID from NameServer List */ 467 CTentry = *ctptr++; 468 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 469 470 ndlp = NULL; 471 472 /* 473 * Check for rscn processing or not 474 * To conserve rpi's, filter out addresses for other 475 * vports on the same physical HBAs. 476 */ 477 if ((Did != vport->fc_myDID) && 478 ((lpfc_find_vport_by_did(phba, Did) == NULL) || 479 vport->cfg_peer_port_login)) { 480 if ((vport->port_type != LPFC_NPIV_PORT) || 481 (!(vport->ct_flags & FC_CT_RFF_ID)) || 482 (!vport->cfg_restrict_login)) { 483 ndlp = lpfc_setup_disc_node(vport, Did); 484 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 485 lpfc_debugfs_disc_trc(vport, 486 LPFC_DISC_TRC_CT, 487 "Parse GID_FTrsp: " 488 "did:x%x flg:x%x x%x", 489 Did, ndlp->nlp_flag, 490 vport->fc_flag); 491 492 lpfc_printf_vlog(vport, 493 KERN_INFO, 494 LOG_DISCOVERY, 495 "0238 Process " 496 "x%x NameServer Rsp" 497 "Data: x%x x%x x%x\n", 498 Did, ndlp->nlp_flag, 499 vport->fc_flag, 500 vport->fc_rscn_id_cnt); 501 } else { 502 lpfc_debugfs_disc_trc(vport, 503 LPFC_DISC_TRC_CT, 504 "Skip1 GID_FTrsp: " 505 "did:x%x flg:x%x cnt:%d", 506 Did, vport->fc_flag, 507 vport->fc_rscn_id_cnt); 508 509 lpfc_printf_vlog(vport, 510 KERN_INFO, 511 LOG_DISCOVERY, 512 "0239 Skip x%x " 513 "NameServer Rsp Data: " 514 "x%x x%x\n", 515 Did, vport->fc_flag, 516 vport->fc_rscn_id_cnt); 517 } 518 519 } else { 520 if (!(vport->fc_flag & FC_RSCN_MODE) || 521 (lpfc_rscn_payload_check(vport, Did))) { 522 lpfc_debugfs_disc_trc(vport, 523 LPFC_DISC_TRC_CT, 524 "Query GID_FTrsp: " 525 "did:x%x flg:x%x cnt:%d", 526 Did, vport->fc_flag, 527 vport->fc_rscn_id_cnt); 528 529 /* This NPortID was previously 530 * a FCP target, * Don't even 531 * bother to send GFF_ID. 532 */ 533 ndlp = lpfc_findnode_did(vport, 534 Did); 535 if (ndlp && 536 NLP_CHK_NODE_ACT(ndlp) 537 && (ndlp->nlp_type & 538 NLP_FCP_TARGET)) 539 lpfc_setup_disc_node 540 (vport, Did); 541 else if (lpfc_ns_cmd(vport, 542 SLI_CTNS_GFF_ID, 543 0, Did) == 0) 544 vport->num_disc_nodes++; 545 else 546 lpfc_setup_disc_node 547 (vport, Did); 548 } 549 else { 550 lpfc_debugfs_disc_trc(vport, 551 LPFC_DISC_TRC_CT, 552 "Skip2 GID_FTrsp: " 553 "did:x%x flg:x%x cnt:%d", 554 Did, vport->fc_flag, 555 vport->fc_rscn_id_cnt); 556 557 lpfc_printf_vlog(vport, 558 KERN_INFO, 559 LOG_DISCOVERY, 560 "0245 Skip x%x " 561 "NameServer Rsp Data: " 562 "x%x x%x\n", 563 Did, vport->fc_flag, 564 vport->fc_rscn_id_cnt); 565 } 566 } 567 } 568 if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY))) 569 goto nsout1; 570 Cnt -= sizeof (uint32_t); 571 } 572 ctptr = NULL; 573 574 } 575 576nsout1: 577 list_del(&head); 578 return 0; 579} 580 581static void 582lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 583 struct lpfc_iocbq *rspiocb) 584{ 585 struct lpfc_vport *vport = cmdiocb->vport; 586 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 587 IOCB_t *irsp; 588 struct lpfc_dmabuf *bmp; 589 struct lpfc_dmabuf *outp; 590 struct lpfc_sli_ct_request *CTrsp; 591 struct lpfc_nodelist *ndlp; 592 int rc; 593 594 /* First save ndlp, before we overwrite it */ 595 ndlp = cmdiocb->context_un.ndlp; 596 597 /* we pass cmdiocb to state machine which needs rspiocb as well */ 598 cmdiocb->context_un.rsp_iocb = rspiocb; 599 600 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 601 bmp = (struct lpfc_dmabuf *) cmdiocb->context3; 602 irsp = &rspiocb->iocb; 603 604 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 605 "GID_FT cmpl: status:x%x/x%x rtry:%d", 606 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry); 607 608 /* Don't bother processing response if vport is being torn down. */ 609 if (vport->load_flag & FC_UNLOADING) { 610 if (vport->fc_flag & FC_RSCN_MODE) 611 lpfc_els_flush_rscn(vport); 612 goto out; 613 } 614 615 if (lpfc_els_chk_latt(vport)) { 616 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 617 "0216 Link event during NS query\n"); 618 if (vport->fc_flag & FC_RSCN_MODE) 619 lpfc_els_flush_rscn(vport); 620 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 621 goto out; 622 } 623 if (lpfc_error_lost_link(irsp)) { 624 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 625 "0226 NS query failed due to link event\n"); 626 if (vport->fc_flag & FC_RSCN_MODE) 627 lpfc_els_flush_rscn(vport); 628 goto out; 629 } 630 if (irsp->ulpStatus) { 631 /* Check for retry */ 632 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 633 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT || 634 irsp->un.ulpWord[4] != IOERR_NO_RESOURCES) 635 vport->fc_ns_retry++; 636 637 /* CT command is being retried */ 638 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 639 vport->fc_ns_retry, 0); 640 if (rc == 0) 641 goto out; 642 } 643 if (vport->fc_flag & FC_RSCN_MODE) 644 lpfc_els_flush_rscn(vport); 645 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 646 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, 647 "0257 GID_FT Query error: 0x%x 0x%x\n", 648 irsp->ulpStatus, vport->fc_ns_retry); 649 } else { 650 /* Good status, continue checking */ 651 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 652 if (CTrsp->CommandResponse.bits.CmdRsp == 653 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 654 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 655 "0208 NameServer Rsp Data: x%x\n", 656 vport->fc_flag); 657 lpfc_ns_rsp(vport, outp, 658 (uint32_t) (irsp->un.genreq64.bdl.bdeSize)); 659 } else if (CTrsp->CommandResponse.bits.CmdRsp == 660 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 661 /* NameServer Rsp Error */ 662 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 663 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 664 lpfc_printf_vlog(vport, KERN_INFO, 665 LOG_DISCOVERY, 666 "0269 No NameServer Entries " 667 "Data: x%x x%x x%x x%x\n", 668 CTrsp->CommandResponse.bits.CmdRsp, 669 (uint32_t) CTrsp->ReasonCode, 670 (uint32_t) CTrsp->Explanation, 671 vport->fc_flag); 672 673 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 674 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 675 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 676 (uint32_t) CTrsp->ReasonCode, 677 (uint32_t) CTrsp->Explanation); 678 } else { 679 lpfc_printf_vlog(vport, KERN_INFO, 680 LOG_DISCOVERY, 681 "0240 NameServer Rsp Error " 682 "Data: x%x x%x x%x x%x\n", 683 CTrsp->CommandResponse.bits.CmdRsp, 684 (uint32_t) CTrsp->ReasonCode, 685 (uint32_t) CTrsp->Explanation, 686 vport->fc_flag); 687 688 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 689 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 690 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 691 (uint32_t) CTrsp->ReasonCode, 692 (uint32_t) CTrsp->Explanation); 693 } 694 695 696 } else { 697 /* NameServer Rsp Error */ 698 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 699 "0241 NameServer Rsp Error " 700 "Data: x%x x%x x%x x%x\n", 701 CTrsp->CommandResponse.bits.CmdRsp, 702 (uint32_t) CTrsp->ReasonCode, 703 (uint32_t) CTrsp->Explanation, 704 vport->fc_flag); 705 706 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 707 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 708 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 709 (uint32_t) CTrsp->ReasonCode, 710 (uint32_t) CTrsp->Explanation); 711 } 712 } 713 /* Link up / RSCN discovery */ 714 if (vport->num_disc_nodes == 0) { 715 /* 716 * The driver has cycled through all Nports in the RSCN payload. 717 * Complete the handling by cleaning up and marking the 718 * current driver state. 719 */ 720 if (vport->port_state >= LPFC_DISC_AUTH) { 721 if (vport->fc_flag & FC_RSCN_MODE) { 722 lpfc_els_flush_rscn(vport); 723 spin_lock_irq(shost->host_lock); 724 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 725 spin_unlock_irq(shost->host_lock); 726 } 727 else 728 lpfc_els_flush_rscn(vport); 729 } 730 731 lpfc_disc_start(vport); 732 } 733out: 734 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 735 lpfc_ct_free_iocb(phba, cmdiocb); 736 return; 737} 738 739static void 740lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 741 struct lpfc_iocbq *rspiocb) 742{ 743 struct lpfc_vport *vport = cmdiocb->vport; 744 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 745 IOCB_t *irsp = &rspiocb->iocb; 746 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1; 747 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2; 748 struct lpfc_sli_ct_request *CTrsp; 749 int did, rc, retry; 750 uint8_t fbits; 751 struct lpfc_nodelist *ndlp; 752 753 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 754 did = be32_to_cpu(did); 755 756 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 757 "GFF_ID cmpl: status:x%x/x%x did:x%x", 758 irsp->ulpStatus, irsp->un.ulpWord[4], did); 759 760 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 761 /* Good status, continue checking */ 762 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 763 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 764 765 if (CTrsp->CommandResponse.bits.CmdRsp == 766 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 767 if ((fbits & FC4_FEATURE_INIT) && 768 !(fbits & FC4_FEATURE_TARGET)) { 769 lpfc_printf_vlog(vport, KERN_INFO, 770 LOG_DISCOVERY, 771 "0270 Skip x%x GFF " 772 "NameServer Rsp Data: (init) " 773 "x%x x%x\n", did, fbits, 774 vport->fc_rscn_id_cnt); 775 goto out; 776 } 777 } 778 } 779 else { 780 /* Check for retry */ 781 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 782 retry = 1; 783 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 784 switch (irsp->un.ulpWord[4]) { 785 case IOERR_NO_RESOURCES: 786 /* We don't increment the retry 787 * count for this case. 788 */ 789 break; 790 case IOERR_LINK_DOWN: 791 case IOERR_SLI_ABORTED: 792 case IOERR_SLI_DOWN: 793 retry = 0; 794 break; 795 default: 796 cmdiocb->retry++; 797 } 798 } 799 else 800 cmdiocb->retry++; 801 802 if (retry) { 803 /* CT command is being retried */ 804 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 805 cmdiocb->retry, did); 806 if (rc == 0) { 807 /* success */ 808 lpfc_ct_free_iocb(phba, cmdiocb); 809 return; 810 } 811 } 812 } 813 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 814 "0267 NameServer GFF Rsp " 815 "x%x Error (%d %d) Data: x%x x%x\n", 816 did, irsp->ulpStatus, irsp->un.ulpWord[4], 817 vport->fc_flag, vport->fc_rscn_id_cnt); 818 } 819 820 /* This is a target port, unregistered port, or the GFF_ID failed */ 821 ndlp = lpfc_setup_disc_node(vport, did); 822 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 823 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 824 "0242 Process x%x GFF " 825 "NameServer Rsp Data: x%x x%x x%x\n", 826 did, ndlp->nlp_flag, vport->fc_flag, 827 vport->fc_rscn_id_cnt); 828 } else { 829 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 830 "0243 Skip x%x GFF " 831 "NameServer Rsp Data: x%x x%x\n", did, 832 vport->fc_flag, vport->fc_rscn_id_cnt); 833 } 834out: 835 /* Link up / RSCN discovery */ 836 if (vport->num_disc_nodes) 837 vport->num_disc_nodes--; 838 if (vport->num_disc_nodes == 0) { 839 /* 840 * The driver has cycled through all Nports in the RSCN payload. 841 * Complete the handling by cleaning up and marking the 842 * current driver state. 843 */ 844 if (vport->port_state >= LPFC_DISC_AUTH) { 845 if (vport->fc_flag & FC_RSCN_MODE) { 846 lpfc_els_flush_rscn(vport); 847 spin_lock_irq(shost->host_lock); 848 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 849 spin_unlock_irq(shost->host_lock); 850 } 851 else 852 lpfc_els_flush_rscn(vport); 853 } 854 lpfc_disc_start(vport); 855 } 856 lpfc_ct_free_iocb(phba, cmdiocb); 857 return; 858} 859 860 861static void 862lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 863 struct lpfc_iocbq *rspiocb) 864{ 865 struct lpfc_vport *vport = cmdiocb->vport; 866 struct lpfc_dmabuf *inp; 867 struct lpfc_dmabuf *outp; 868 IOCB_t *irsp; 869 struct lpfc_sli_ct_request *CTrsp; 870 struct lpfc_nodelist *ndlp; 871 int cmdcode, rc; 872 uint8_t retry; 873 uint32_t latt; 874 875 /* First save ndlp, before we overwrite it */ 876 ndlp = cmdiocb->context_un.ndlp; 877 878 /* we pass cmdiocb to state machine which needs rspiocb as well */ 879 cmdiocb->context_un.rsp_iocb = rspiocb; 880 881 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 882 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 883 irsp = &rspiocb->iocb; 884 885 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 886 CommandResponse.bits.CmdRsp); 887 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 888 889 latt = lpfc_els_chk_latt(vport); 890 891 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */ 892 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 893 "0209 CT Request completes, latt %d, " 894 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n", 895 latt, irsp->ulpStatus, 896 CTrsp->CommandResponse.bits.CmdRsp, 897 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag); 898 899 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 900 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 901 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode); 902 903 if (irsp->ulpStatus) { 904 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 905 "0268 NS cmd %x Error (%d %d)\n", 906 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]); 907 908 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) && 909 ((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) || 910 (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED))) 911 goto out; 912 913 retry = cmdiocb->retry; 914 if (retry >= LPFC_MAX_NS_RETRY) 915 goto out; 916 917 retry++; 918 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 919 "0250 Retrying NS cmd %x\n", cmdcode); 920 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 921 if (rc == 0) 922 goto out; 923 } 924 925out: 926 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 927 lpfc_ct_free_iocb(phba, cmdiocb); 928 return; 929} 930 931static void 932lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 933 struct lpfc_iocbq *rspiocb) 934{ 935 IOCB_t *irsp = &rspiocb->iocb; 936 struct lpfc_vport *vport = cmdiocb->vport; 937 938 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 939 struct lpfc_dmabuf *outp; 940 struct lpfc_sli_ct_request *CTrsp; 941 942 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 943 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 944 if (CTrsp->CommandResponse.bits.CmdRsp == 945 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 946 vport->ct_flags |= FC_CT_RFT_ID; 947 } 948 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 949 return; 950} 951 952static void 953lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 954 struct lpfc_iocbq *rspiocb) 955{ 956 IOCB_t *irsp = &rspiocb->iocb; 957 struct lpfc_vport *vport = cmdiocb->vport; 958 959 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 960 struct lpfc_dmabuf *outp; 961 struct lpfc_sli_ct_request *CTrsp; 962 963 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 964 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 965 if (CTrsp->CommandResponse.bits.CmdRsp == 966 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 967 vport->ct_flags |= FC_CT_RNN_ID; 968 } 969 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 970 return; 971} 972 973static void 974lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 975 struct lpfc_iocbq *rspiocb) 976{ 977 IOCB_t *irsp = &rspiocb->iocb; 978 struct lpfc_vport *vport = cmdiocb->vport; 979 980 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 981 struct lpfc_dmabuf *outp; 982 struct lpfc_sli_ct_request *CTrsp; 983 984 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 985 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 986 if (CTrsp->CommandResponse.bits.CmdRsp == 987 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 988 vport->ct_flags |= FC_CT_RSPN_ID; 989 } 990 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 991 return; 992} 993 994static void 995lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 996 struct lpfc_iocbq *rspiocb) 997{ 998 IOCB_t *irsp = &rspiocb->iocb; 999 struct lpfc_vport *vport = cmdiocb->vport; 1000 1001 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1002 struct lpfc_dmabuf *outp; 1003 struct lpfc_sli_ct_request *CTrsp; 1004 1005 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1006 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1007 if (CTrsp->CommandResponse.bits.CmdRsp == 1008 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1009 vport->ct_flags |= FC_CT_RSNN_NN; 1010 } 1011 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1012 return; 1013} 1014 1015static void 1016lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1017 struct lpfc_iocbq *rspiocb) 1018{ 1019 struct lpfc_vport *vport = cmdiocb->vport; 1020 1021 /* even if it fails we will act as though it succeeded. */ 1022 vport->ct_flags = 0; 1023 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1024 return; 1025} 1026 1027static void 1028lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1029 struct lpfc_iocbq *rspiocb) 1030{ 1031 IOCB_t *irsp = &rspiocb->iocb; 1032 struct lpfc_vport *vport = cmdiocb->vport; 1033 1034 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1035 struct lpfc_dmabuf *outp; 1036 struct lpfc_sli_ct_request *CTrsp; 1037 1038 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1039 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1040 if (CTrsp->CommandResponse.bits.CmdRsp == 1041 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1042 vport->ct_flags |= FC_CT_RFF_ID; 1043 } 1044 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1045 return; 1046} 1047 1048int 1049lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1050 size_t size) 1051{ 1052 int n; 1053 uint8_t *wwn = vport->phba->wwpn; 1054 1055 n = snprintf(symbol, size, 1056 "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", 1057 wwn[0], wwn[1], wwn[2], wwn[3], 1058 wwn[4], wwn[5], wwn[6], wwn[7]); 1059 1060 if (vport->port_type == LPFC_PHYSICAL_PORT) 1061 return n; 1062 1063 if (n < size) 1064 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi); 1065 1066 if (n < size && 1067 strlen(vport->fc_vport->symbolic_name)) 1068 n += snprintf(symbol + n, size - n, " VName-%s", 1069 vport->fc_vport->symbolic_name); 1070 return n; 1071} 1072 1073int 1074lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1075 size_t size) 1076{ 1077 char fwrev[16]; 1078 int n; 1079 1080 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1081 1082 n = snprintf(symbol, size, "Emulex %s FV%s DV%s", 1083 vport->phba->ModelName, fwrev, lpfc_release_version); 1084 return n; 1085} 1086 1087/* 1088 * lpfc_ns_cmd 1089 * Description: 1090 * Issue Cmd to NameServer 1091 * SLI_CTNS_GID_FT 1092 * LI_CTNS_RFT_ID 1093 */ 1094int 1095lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1096 uint8_t retry, uint32_t context) 1097{ 1098 struct lpfc_nodelist * ndlp; 1099 struct lpfc_hba *phba = vport->phba; 1100 struct lpfc_dmabuf *mp, *bmp; 1101 struct lpfc_sli_ct_request *CtReq; 1102 struct ulp_bde64 *bpl; 1103 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1104 struct lpfc_iocbq *) = NULL; 1105 uint32_t rsp_size = 1024; 1106 size_t size; 1107 int rc = 0; 1108 1109 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1110 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp) 1111 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1112 rc=1; 1113 goto ns_cmd_exit; 1114 } 1115 1116 /* fill in BDEs for command */ 1117 /* Allocate buffer for command payload */ 1118 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1119 if (!mp) { 1120 rc=2; 1121 goto ns_cmd_exit; 1122 } 1123 1124 INIT_LIST_HEAD(&mp->list); 1125 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1126 if (!mp->virt) { 1127 rc=3; 1128 goto ns_cmd_free_mp; 1129 } 1130 1131 /* Allocate buffer for Buffer ptr list */ 1132 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1133 if (!bmp) { 1134 rc=4; 1135 goto ns_cmd_free_mpvirt; 1136 } 1137 1138 INIT_LIST_HEAD(&bmp->list); 1139 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1140 if (!bmp->virt) { 1141 rc=5; 1142 goto ns_cmd_free_bmp; 1143 } 1144 1145 /* NameServer Req */ 1146 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1147 "0236 NameServer Req Data: x%x x%x x%x\n", 1148 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt); 1149 1150 bpl = (struct ulp_bde64 *) bmp->virt; 1151 memset(bpl, 0, sizeof(struct ulp_bde64)); 1152 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1153 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1154 bpl->tus.f.bdeFlags = 0; 1155 if (cmdcode == SLI_CTNS_GID_FT) 1156 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1157 else if (cmdcode == SLI_CTNS_GFF_ID) 1158 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1159 else if (cmdcode == SLI_CTNS_RFT_ID) 1160 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1161 else if (cmdcode == SLI_CTNS_RNN_ID) 1162 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1163 else if (cmdcode == SLI_CTNS_RSPN_ID) 1164 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1165 else if (cmdcode == SLI_CTNS_RSNN_NN) 1166 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1167 else if (cmdcode == SLI_CTNS_DA_ID) 1168 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1169 else if (cmdcode == SLI_CTNS_RFF_ID) 1170 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1171 else 1172 bpl->tus.f.bdeSize = 0; 1173 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1174 1175 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1176 memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request)); 1177 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1178 CtReq->RevisionId.bits.InId = 0; 1179 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1180 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1181 CtReq->CommandResponse.bits.Size = 0; 1182 switch (cmdcode) { 1183 case SLI_CTNS_GID_FT: 1184 CtReq->CommandResponse.bits.CmdRsp = 1185 be16_to_cpu(SLI_CTNS_GID_FT); 1186 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP; 1187 if (vport->port_state < LPFC_NS_QRY) 1188 vport->port_state = LPFC_NS_QRY; 1189 lpfc_set_disctmo(vport); 1190 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1191 rsp_size = FC_MAX_NS_RSP; 1192 break; 1193 1194 case SLI_CTNS_GFF_ID: 1195 CtReq->CommandResponse.bits.CmdRsp = 1196 be16_to_cpu(SLI_CTNS_GFF_ID); 1197 CtReq->un.gff.PortId = cpu_to_be32(context); 1198 cmpl = lpfc_cmpl_ct_cmd_gff_id; 1199 break; 1200 1201 case SLI_CTNS_RFT_ID: 1202 vport->ct_flags &= ~FC_CT_RFT_ID; 1203 CtReq->CommandResponse.bits.CmdRsp = 1204 be16_to_cpu(SLI_CTNS_RFT_ID); 1205 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID); 1206 CtReq->un.rft.fcpReg = 1; 1207 cmpl = lpfc_cmpl_ct_cmd_rft_id; 1208 break; 1209 1210 case SLI_CTNS_RNN_ID: 1211 vport->ct_flags &= ~FC_CT_RNN_ID; 1212 CtReq->CommandResponse.bits.CmdRsp = 1213 be16_to_cpu(SLI_CTNS_RNN_ID); 1214 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 1215 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 1216 sizeof (struct lpfc_name)); 1217 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 1218 break; 1219 1220 case SLI_CTNS_RSPN_ID: 1221 vport->ct_flags &= ~FC_CT_RSPN_ID; 1222 CtReq->CommandResponse.bits.CmdRsp = 1223 be16_to_cpu(SLI_CTNS_RSPN_ID); 1224 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 1225 size = sizeof(CtReq->un.rspn.symbname); 1226 CtReq->un.rspn.len = 1227 lpfc_vport_symbolic_port_name(vport, 1228 CtReq->un.rspn.symbname, size); 1229 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 1230 break; 1231 case SLI_CTNS_RSNN_NN: 1232 vport->ct_flags &= ~FC_CT_RSNN_NN; 1233 CtReq->CommandResponse.bits.CmdRsp = 1234 be16_to_cpu(SLI_CTNS_RSNN_NN); 1235 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 1236 sizeof (struct lpfc_name)); 1237 size = sizeof(CtReq->un.rsnn.symbname); 1238 CtReq->un.rsnn.len = 1239 lpfc_vport_symbolic_node_name(vport, 1240 CtReq->un.rsnn.symbname, size); 1241 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 1242 break; 1243 case SLI_CTNS_DA_ID: 1244 /* Implement DA_ID Nameserver request */ 1245 CtReq->CommandResponse.bits.CmdRsp = 1246 be16_to_cpu(SLI_CTNS_DA_ID); 1247 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 1248 cmpl = lpfc_cmpl_ct_cmd_da_id; 1249 break; 1250 case SLI_CTNS_RFF_ID: 1251 vport->ct_flags &= ~FC_CT_RFF_ID; 1252 CtReq->CommandResponse.bits.CmdRsp = 1253 be16_to_cpu(SLI_CTNS_RFF_ID); 1254 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 1255 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 1256 CtReq->un.rff.type_code = FC_TYPE_FCP; 1257 cmpl = lpfc_cmpl_ct_cmd_rff_id; 1258 break; 1259 } 1260 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1261 * to hold ndlp reference for the corresponding callback function. 1262 */ 1263 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 1264 /* On success, The cmpl function will free the buffers */ 1265 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1266 "Issue CT cmd: cmd:x%x did:x%x", 1267 cmdcode, ndlp->nlp_DID, 0); 1268 return 0; 1269 } 1270 rc=6; 1271 1272 /* Decrement ndlp reference count to release ndlp reference held 1273 * for the failed command's callback function. 1274 */ 1275 lpfc_nlp_put(ndlp); 1276 1277 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1278ns_cmd_free_bmp: 1279 kfree(bmp); 1280ns_cmd_free_mpvirt: 1281 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1282ns_cmd_free_mp: 1283 kfree(mp); 1284ns_cmd_exit: 1285 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1286 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n", 1287 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 1288 return 1; 1289} 1290 1291static void 1292lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1293 struct lpfc_iocbq * rspiocb) 1294{ 1295 struct lpfc_dmabuf *inp = cmdiocb->context1; 1296 struct lpfc_dmabuf *outp = cmdiocb->context2; 1297 struct lpfc_sli_ct_request *CTrsp = outp->virt; 1298 struct lpfc_sli_ct_request *CTcmd = inp->virt; 1299 struct lpfc_nodelist *ndlp; 1300 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 1301 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 1302 struct lpfc_vport *vport = cmdiocb->vport; 1303 IOCB_t *irsp = &rspiocb->iocb; 1304 uint32_t latt; 1305 1306 latt = lpfc_els_chk_latt(vport); 1307 1308 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1309 "FDMI cmpl: status:x%x/x%x latt:%d", 1310 irsp->ulpStatus, irsp->un.ulpWord[4], latt); 1311 1312 if (latt || irsp->ulpStatus) { 1313 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1314 "0229 FDMI cmd %04x failed, latt = %d " 1315 "ulpStatus: x%x, rid x%x\n", 1316 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus, 1317 irsp->un.ulpWord[4]); 1318 lpfc_ct_free_iocb(phba, cmdiocb); 1319 return; 1320 } 1321 1322 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1323 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1324 goto fail_out; 1325 1326 if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 1327 /* FDMI rsp failed */ 1328 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1329 "0220 FDMI rsp failed Data: x%x\n", 1330 be16_to_cpu(fdmi_cmd)); 1331 } 1332 1333 switch (be16_to_cpu(fdmi_cmd)) { 1334 case SLI_MGMT_RHBA: 1335 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA); 1336 break; 1337 1338 case SLI_MGMT_RPA: 1339 break; 1340 1341 case SLI_MGMT_DHBA: 1342 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT); 1343 break; 1344 1345 case SLI_MGMT_DPRT: 1346 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA); 1347 break; 1348 } 1349 1350fail_out: 1351 lpfc_ct_free_iocb(phba, cmdiocb); 1352 return; 1353} 1354 1355int 1356lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode) 1357{ 1358 struct lpfc_hba *phba = vport->phba; 1359 struct lpfc_dmabuf *mp, *bmp; 1360 struct lpfc_sli_ct_request *CtReq; 1361 struct ulp_bde64 *bpl; 1362 uint32_t size; 1363 REG_HBA *rh; 1364 PORT_ENTRY *pe; 1365 REG_PORT_ATTRIBUTE *pab; 1366 ATTRIBUTE_BLOCK *ab; 1367 ATTRIBUTE_ENTRY *ae; 1368 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1369 struct lpfc_iocbq *); 1370 1371 1372 /* fill in BDEs for command */ 1373 /* Allocate buffer for command payload */ 1374 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1375 if (!mp) 1376 goto fdmi_cmd_exit; 1377 1378 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 1379 if (!mp->virt) 1380 goto fdmi_cmd_free_mp; 1381 1382 /* Allocate buffer for Buffer ptr list */ 1383 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL); 1384 if (!bmp) 1385 goto fdmi_cmd_free_mpvirt; 1386 1387 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys)); 1388 if (!bmp->virt) 1389 goto fdmi_cmd_free_bmp; 1390 1391 INIT_LIST_HEAD(&mp->list); 1392 INIT_LIST_HEAD(&bmp->list); 1393 1394 /* FDMI request */ 1395 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1396 "0218 FDMI Request Data: x%x x%x x%x\n", 1397 vport->fc_flag, vport->port_state, cmdcode); 1398 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1399 1400 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1401 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1402 CtReq->RevisionId.bits.InId = 0; 1403 1404 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 1405 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 1406 size = 0; 1407 1408 switch (cmdcode) { 1409 case SLI_MGMT_RHBA: 1410 { 1411 lpfc_vpd_t *vp = &phba->vpd; 1412 uint32_t i, j, incr; 1413 int len; 1414 1415 CtReq->CommandResponse.bits.CmdRsp = 1416 be16_to_cpu(SLI_MGMT_RHBA); 1417 CtReq->CommandResponse.bits.Size = 0; 1418 rh = (REG_HBA *) & CtReq->un.PortID; 1419 memcpy(&rh->hi.PortName, &vport->fc_sparam.portName, 1420 sizeof (struct lpfc_name)); 1421 /* One entry (port) per adapter */ 1422 rh->rpl.EntryCnt = be32_to_cpu(1); 1423 memcpy(&rh->rpl.pe, &vport->fc_sparam.portName, 1424 sizeof (struct lpfc_name)); 1425 1426 /* point to the HBA attribute block */ 1427 size = 2 * sizeof (struct lpfc_name) + FOURBYTES; 1428 ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size); 1429 ab->EntryCnt = 0; 1430 1431 /* Point to the beginning of the first HBA attribute 1432 entry */ 1433 /* #1 HBA attribute entry */ 1434 size += FOURBYTES; 1435 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1436 ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME); 1437 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES 1438 + sizeof (struct lpfc_name)); 1439 memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName, 1440 sizeof (struct lpfc_name)); 1441 ab->EntryCnt++; 1442 size += FOURBYTES + sizeof (struct lpfc_name); 1443 1444 /* #2 HBA attribute entry */ 1445 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1446 ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER); 1447 strcpy(ae->un.Manufacturer, "Emulex Corporation"); 1448 len = strlen(ae->un.Manufacturer); 1449 len += (len & 3) ? (4 - (len & 3)) : 4; 1450 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1451 ab->EntryCnt++; 1452 size += FOURBYTES + len; 1453 1454 /* #3 HBA attribute entry */ 1455 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1456 ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER); 1457 strcpy(ae->un.SerialNumber, phba->SerialNumber); 1458 len = strlen(ae->un.SerialNumber); 1459 len += (len & 3) ? (4 - (len & 3)) : 4; 1460 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1461 ab->EntryCnt++; 1462 size += FOURBYTES + len; 1463 1464 /* #4 HBA attribute entry */ 1465 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1466 ae->ad.bits.AttrType = be16_to_cpu(MODEL); 1467 strcpy(ae->un.Model, phba->ModelName); 1468 len = strlen(ae->un.Model); 1469 len += (len & 3) ? (4 - (len & 3)) : 4; 1470 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1471 ab->EntryCnt++; 1472 size += FOURBYTES + len; 1473 1474 /* #5 HBA attribute entry */ 1475 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1476 ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION); 1477 strcpy(ae->un.ModelDescription, phba->ModelDesc); 1478 len = strlen(ae->un.ModelDescription); 1479 len += (len & 3) ? (4 - (len & 3)) : 4; 1480 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1481 ab->EntryCnt++; 1482 size += FOURBYTES + len; 1483 1484 /* #6 HBA attribute entry */ 1485 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1486 ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION); 1487 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8); 1488 /* Convert JEDEC ID to ascii for hardware version */ 1489 incr = vp->rev.biuRev; 1490 for (i = 0; i < 8; i++) { 1491 j = (incr & 0xf); 1492 if (j <= 9) 1493 ae->un.HardwareVersion[7 - i] = 1494 (char)((uint8_t) 0x30 + 1495 (uint8_t) j); 1496 else 1497 ae->un.HardwareVersion[7 - i] = 1498 (char)((uint8_t) 0x61 + 1499 (uint8_t) (j - 10)); 1500 incr = (incr >> 4); 1501 } 1502 ab->EntryCnt++; 1503 size += FOURBYTES + 8; 1504 1505 /* #7 HBA attribute entry */ 1506 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1507 ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION); 1508 strcpy(ae->un.DriverVersion, lpfc_release_version); 1509 len = strlen(ae->un.DriverVersion); 1510 len += (len & 3) ? (4 - (len & 3)) : 4; 1511 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1512 ab->EntryCnt++; 1513 size += FOURBYTES + len; 1514 1515 /* #8 HBA attribute entry */ 1516 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1517 ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION); 1518 strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion); 1519 len = strlen(ae->un.OptionROMVersion); 1520 len += (len & 3) ? (4 - (len & 3)) : 4; 1521 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1522 ab->EntryCnt++; 1523 size += FOURBYTES + len; 1524 1525 /* #9 HBA attribute entry */ 1526 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1527 ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION); 1528 lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion, 1529 1); 1530 len = strlen(ae->un.FirmwareVersion); 1531 len += (len & 3) ? (4 - (len & 3)) : 4; 1532 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1533 ab->EntryCnt++; 1534 size += FOURBYTES + len; 1535 1536 /* #10 HBA attribute entry */ 1537 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1538 ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION); 1539 sprintf(ae->un.OsNameVersion, "%s %s %s", 1540 init_utsname()->sysname, 1541 init_utsname()->release, 1542 init_utsname()->version); 1543 len = strlen(ae->un.OsNameVersion); 1544 len += (len & 3) ? (4 - (len & 3)) : 4; 1545 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1546 ab->EntryCnt++; 1547 size += FOURBYTES + len; 1548 1549 /* #11 HBA attribute entry */ 1550 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size); 1551 ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN); 1552 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1553 ae->un.MaxCTPayloadLen = (65 * 4096); 1554 ab->EntryCnt++; 1555 size += FOURBYTES + 4; 1556 1557 ab->EntryCnt = be32_to_cpu(ab->EntryCnt); 1558 /* Total size */ 1559 size = GID_REQUEST_SZ - 4 + size; 1560 } 1561 break; 1562 1563 case SLI_MGMT_RPA: 1564 { 1565 lpfc_vpd_t *vp; 1566 struct serv_parm *hsp; 1567 int len; 1568 1569 vp = &phba->vpd; 1570 1571 CtReq->CommandResponse.bits.CmdRsp = 1572 be16_to_cpu(SLI_MGMT_RPA); 1573 CtReq->CommandResponse.bits.Size = 0; 1574 pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID; 1575 size = sizeof (struct lpfc_name) + FOURBYTES; 1576 memcpy((uint8_t *) & pab->PortName, 1577 (uint8_t *) & vport->fc_sparam.portName, 1578 sizeof (struct lpfc_name)); 1579 pab->ab.EntryCnt = 0; 1580 1581 /* #1 Port attribute entry */ 1582 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1583 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES); 1584 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32); 1585 ae->un.SupportFC4Types[2] = 1; 1586 ae->un.SupportFC4Types[7] = 1; 1587 pab->ab.EntryCnt++; 1588 size += FOURBYTES + 32; 1589 1590 /* #2 Port attribute entry */ 1591 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1592 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED); 1593 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1594 1595 ae->un.SupportSpeed = 0; 1596 if (phba->lmt & LMT_10Gb) 1597 ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT; 1598 if (phba->lmt & LMT_8Gb) 1599 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT; 1600 if (phba->lmt & LMT_4Gb) 1601 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT; 1602 if (phba->lmt & LMT_2Gb) 1603 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT; 1604 if (phba->lmt & LMT_1Gb) 1605 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT; 1606 1607 pab->ab.EntryCnt++; 1608 size += FOURBYTES + 4; 1609 1610 /* #3 Port attribute entry */ 1611 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1612 ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED); 1613 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1614 switch(phba->fc_linkspeed) { 1615 case LA_1GHZ_LINK: 1616 ae->un.PortSpeed = HBA_PORTSPEED_1GBIT; 1617 break; 1618 case LA_2GHZ_LINK: 1619 ae->un.PortSpeed = HBA_PORTSPEED_2GBIT; 1620 break; 1621 case LA_4GHZ_LINK: 1622 ae->un.PortSpeed = HBA_PORTSPEED_4GBIT; 1623 break; 1624 case LA_8GHZ_LINK: 1625 ae->un.PortSpeed = HBA_PORTSPEED_8GBIT; 1626 break; 1627 case LA_10GHZ_LINK: 1628 ae->un.PortSpeed = HBA_PORTSPEED_10GBIT; 1629 break; 1630 default: 1631 ae->un.PortSpeed = 1632 HBA_PORTSPEED_UNKNOWN; 1633 break; 1634 } 1635 pab->ab.EntryCnt++; 1636 size += FOURBYTES + 4; 1637 1638 /* #4 Port attribute entry */ 1639 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1640 ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE); 1641 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4); 1642 hsp = (struct serv_parm *) & vport->fc_sparam; 1643 ae->un.MaxFrameSize = 1644 (((uint32_t) hsp->cmn. 1645 bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn. 1646 bbRcvSizeLsb; 1647 pab->ab.EntryCnt++; 1648 size += FOURBYTES + 4; 1649 1650 /* #5 Port attribute entry */ 1651 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size); 1652 ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME); 1653 strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME); 1654 len = strlen((char *)ae->un.OsDeviceName); 1655 len += (len & 3) ? (4 - (len & 3)) : 4; 1656 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len); 1657 pab->ab.EntryCnt++; 1658 size += FOURBYTES + len; 1659 1660 if (vport->cfg_fdmi_on == 2) { 1661 /* #6 Port attribute entry */ 1662 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + 1663 size); 1664 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME); 1665 sprintf(ae->un.HostName, "%s", 1666 init_utsname()->nodename); 1667 len = strlen(ae->un.HostName); 1668 len += (len & 3) ? (4 - (len & 3)) : 4; 1669 ae->ad.bits.AttrLen = 1670 be16_to_cpu(FOURBYTES + len); 1671 pab->ab.EntryCnt++; 1672 size += FOURBYTES + len; 1673 } 1674 1675 pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt); 1676 /* Total size */ 1677 size = GID_REQUEST_SZ - 4 + size; 1678 } 1679 break; 1680 1681 case SLI_MGMT_DHBA: 1682 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA); 1683 CtReq->CommandResponse.bits.Size = 0; 1684 pe = (PORT_ENTRY *) & CtReq->un.PortID; 1685 memcpy((uint8_t *) & pe->PortName, 1686 (uint8_t *) & vport->fc_sparam.portName, 1687 sizeof (struct lpfc_name)); 1688 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name); 1689 break; 1690 1691 case SLI_MGMT_DPRT: 1692 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT); 1693 CtReq->CommandResponse.bits.Size = 0; 1694 pe = (PORT_ENTRY *) & CtReq->un.PortID; 1695 memcpy((uint8_t *) & pe->PortName, 1696 (uint8_t *) & vport->fc_sparam.portName, 1697 sizeof (struct lpfc_name)); 1698 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name); 1699 break; 1700 } 1701 1702 bpl = (struct ulp_bde64 *) bmp->virt; 1703 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1704 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1705 bpl->tus.f.bdeFlags = 0; 1706 bpl->tus.f.bdeSize = size; 1707 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1708 1709 cmpl = lpfc_cmpl_ct_cmd_fdmi; 1710 1711 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1712 * to hold ndlp reference for the corresponding callback function. 1713 */ 1714 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0)) 1715 return 0; 1716 1717 /* Decrement ndlp reference count to release ndlp reference held 1718 * for the failed command's callback function. 1719 */ 1720 lpfc_nlp_put(ndlp); 1721 1722 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1723fdmi_cmd_free_bmp: 1724 kfree(bmp); 1725fdmi_cmd_free_mpvirt: 1726 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1727fdmi_cmd_free_mp: 1728 kfree(mp); 1729fdmi_cmd_exit: 1730 /* Issue FDMI request failed */ 1731 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1732 "0244 Issue FDMI request failed Data: x%x\n", 1733 cmdcode); 1734 return 1; 1735} 1736 1737void 1738lpfc_fdmi_tmo(unsigned long ptr) 1739{ 1740 struct lpfc_vport *vport = (struct lpfc_vport *)ptr; 1741 struct lpfc_hba *phba = vport->phba; 1742 uint32_t tmo_posted; 1743 unsigned long iflag; 1744 1745 spin_lock_irqsave(&vport->work_port_lock, iflag); 1746 tmo_posted = vport->work_port_events & WORKER_FDMI_TMO; 1747 if (!tmo_posted) 1748 vport->work_port_events |= WORKER_FDMI_TMO; 1749 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 1750 1751 if (!tmo_posted) 1752 lpfc_worker_wake_up(phba); 1753 return; 1754} 1755 1756void 1757lpfc_fdmi_timeout_handler(struct lpfc_vport *vport) 1758{ 1759 struct lpfc_nodelist *ndlp; 1760 1761 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1762 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 1763 if (init_utsname()->nodename[0] != '\0') 1764 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA); 1765 else 1766 mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60); 1767 } 1768 return; 1769} 1770 1771void 1772lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 1773{ 1774 struct lpfc_sli *psli = &phba->sli; 1775 lpfc_vpd_t *vp = &phba->vpd; 1776 uint32_t b1, b2, b3, b4, i, rev; 1777 char c; 1778 uint32_t *ptr, str[4]; 1779 uint8_t *fwname; 1780 1781 if (phba->sli_rev == LPFC_SLI_REV4) 1782 sprintf(fwrevision, "%s", vp->rev.opFwName); 1783 else if (vp->rev.rBit) { 1784 if (psli->sli_flag & LPFC_SLI_ACTIVE) 1785 rev = vp->rev.sli2FwRev; 1786 else 1787 rev = vp->rev.sli1FwRev; 1788 1789 b1 = (rev & 0x0000f000) >> 12; 1790 b2 = (rev & 0x00000f00) >> 8; 1791 b3 = (rev & 0x000000c0) >> 6; 1792 b4 = (rev & 0x00000030) >> 4; 1793 1794 switch (b4) { 1795 case 0: 1796 c = 'N'; 1797 break; 1798 case 1: 1799 c = 'A'; 1800 break; 1801 case 2: 1802 c = 'B'; 1803 break; 1804 default: 1805 c = 0; 1806 break; 1807 } 1808 b4 = (rev & 0x0000000f); 1809 1810 if (psli->sli_flag & LPFC_SLI_ACTIVE) 1811 fwname = vp->rev.sli2FwName; 1812 else 1813 fwname = vp->rev.sli1FwName; 1814 1815 for (i = 0; i < 16; i++) 1816 if (fwname[i] == 0x20) 1817 fwname[i] = 0; 1818 1819 ptr = (uint32_t*)fwname; 1820 1821 for (i = 0; i < 3; i++) 1822 str[i] = be32_to_cpu(*ptr++); 1823 1824 if (c == 0) { 1825 if (flag) 1826 sprintf(fwrevision, "%d.%d%d (%s)", 1827 b1, b2, b3, (char *)str); 1828 else 1829 sprintf(fwrevision, "%d.%d%d", b1, 1830 b2, b3); 1831 } else { 1832 if (flag) 1833 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 1834 b1, b2, b3, c, 1835 b4, (char *)str); 1836 else 1837 sprintf(fwrevision, "%d.%d%d%c%d", 1838 b1, b2, b3, c, b4); 1839 } 1840 } else { 1841 rev = vp->rev.smFwRev; 1842 1843 b1 = (rev & 0xff000000) >> 24; 1844 b2 = (rev & 0x00f00000) >> 20; 1845 b3 = (rev & 0x000f0000) >> 16; 1846 c = (rev & 0x0000ff00) >> 8; 1847 b4 = (rev & 0x000000ff); 1848 1849 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 1850 } 1851 return; 1852} 1853