drivers/scsi/lpfc/lpfc_ct.c

   1 /*******************************************************************
   2  * This file is part of the Emulex Linux Device Driver for         *
   3  * Fibre Channel Host Bus Adapters.                                *
   4  * Copyright (C) 2004-2007 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
  23  */
  24
  25 #include <linux/blkdev.h>
  26 #include <linux/pci.h>
  27 #include <linux/interrupt.h>
  28 #include <linux/utsname.h>
  29
  30 #include <scsi/scsi.h>
  31 #include <scsi/scsi_device.h>
  32 #include <scsi/scsi_host.h>
  33 #include <scsi/scsi_transport_fc.h>
  34
  35 #include "lpfc_hw.h"
  36 #include "lpfc_sli.h"
  37 #include "lpfc_disc.h"
  38 #include "lpfc_scsi.h"
  39 #include "lpfc.h"
  40 #include "lpfc_logmsg.h"
  41 #include "lpfc_crtn.h"
  42 #include "lpfc_version.h"
  43 #include "lpfc_vport.h"
  44 #include "lpfc_debugfs.h"
  45
  46 #define HBA_PORTSPEED_UNKNOWN               0   /* Unknown - transceiver
  47                                                  * incapable of reporting */
  48 #define HBA_PORTSPEED_1GBIT                 1   /* 1 GBit/sec */
  49 #define HBA_PORTSPEED_2GBIT                 2   /* 2 GBit/sec */
  50 #define HBA_PORTSPEED_4GBIT                 8   /* 4 GBit/sec */
  51 #define HBA_PORTSPEED_8GBIT                16   /* 8 GBit/sec */
  52 #define HBA_PORTSPEED_10GBIT                4   /* 10 GBit/sec */
  53 #define HBA_PORTSPEED_NOT_NEGOTIATED        5   /* Speed not established */
  54
  55 #define FOURBYTES       4
  56
  57
  58 static char *lpfc_release_version = LPFC_DRIVER_VERSION;
  59
  60 /*
  61  * lpfc_ct_unsol_event
  62  */
  63 static void
  64 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
  65                      struct lpfc_dmabuf *mp, uint32_t size)
  66 {
  67         if (!mp) {
  68                 printk(KERN_ERR "%s (%d): Unsolited CT, no buffer, "
  69                        "piocbq = %p, status = x%x, mp = %p, size = %d\n",
  70                        __FUNCTION__, __LINE__,
  71                        piocbq, piocbq->iocb.ulpStatus, mp, size);
  72         }
  73
  74         printk(KERN_ERR "%s (%d): Ignoring unsolicted CT piocbq = %p, "
  75                "buffer = %p, size = %d, status = x%x\n",
  76                __FUNCTION__, __LINE__,
  77                piocbq, mp, size,
  78                piocbq->iocb.ulpStatus);
  79
  80 }
  81
  82 static void
  83 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
  84                           struct lpfc_dmabuf *mp, uint32_t size)
  85 {
  86         if (!mp) {
  87                 printk(KERN_ERR "%s (%d): Unsolited CT, no "
  88                        "HBQ buffer, piocbq = %p, status = x%x\n",
  89                        __FUNCTION__, __LINE__,
  90                        piocbq, piocbq->iocb.ulpStatus);
  91         } else {
  92                 lpfc_ct_unsol_buffer(phba, piocbq, mp, size);
  93                 printk(KERN_ERR "%s (%d): Ignoring unsolicted CT "
  94                        "piocbq = %p, buffer = %p, size = %d, "
  95                        "status = x%x\n",
  96                        __FUNCTION__, __LINE__,
  97                        piocbq, mp, size, piocbq->iocb.ulpStatus);
  98         }
  99 }
 100
 101 void
 102 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 103                     struct lpfc_iocbq *piocbq)
 104 {
 105
 106         struct lpfc_dmabuf *mp = NULL;
 107         IOCB_t *icmd = &piocbq->iocb;
 108         int i;
 109         struct lpfc_iocbq *iocbq;
 110         dma_addr_t paddr;
 111         uint32_t size;
 112         struct lpfc_dmabuf *bdeBuf1 = piocbq->context2;
 113         struct lpfc_dmabuf *bdeBuf2 = piocbq->context3;
 114
 115         piocbq->context2 = NULL;
 116         piocbq->context3 = NULL;
 117
 118         if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) {
 119                 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
 120         } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
 121                 ((icmd->un.ulpWord[4] & 0xff) == IOERR_RCV_BUFFER_WAITING)) {
 122                 /* Not enough posted buffers; Try posting more buffers */
 123                 phba->fc_stat.NoRcvBuf++;
 124                 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
 125                         lpfc_post_buffer(phba, pring, 0, 1);
 126                 return;
 127         }
 128
 129         /* If there are no BDEs associated with this IOCB,
 130          * there is nothing to do.
 131          */
 132         if (icmd->ulpBdeCount == 0)
 133                 return;
 134
 135         if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
 136                 list_for_each_entry(iocbq, &piocbq->list, list) {
 137                         icmd = &iocbq->iocb;
 138                         if (icmd->ulpBdeCount == 0) {
 139                                 printk(KERN_ERR "%s (%d): Unsolited CT, no "
 140                                        "BDE, iocbq = %p, status = x%x\n",
 141                                        __FUNCTION__, __LINE__,
 142                                        iocbq, iocbq->iocb.ulpStatus);
 143                                 continue;
 144                         }
 145
 146                         size  = icmd->un.cont64[0].tus.f.bdeSize;
 147                         lpfc_ct_ignore_hbq_buffer(phba, piocbq, bdeBuf1, size);
 148                         lpfc_in_buf_free(phba, bdeBuf1);
 149                         if (icmd->ulpBdeCount == 2) {
 150                                 lpfc_ct_ignore_hbq_buffer(phba, piocbq, bdeBuf2,
 151                                                           size);
 152                                 lpfc_in_buf_free(phba, bdeBuf2);
 153                         }
 154                 }
 155         } else {
 156                 struct lpfc_iocbq  *next;
 157
 158                 list_for_each_entry_safe(iocbq, next, &piocbq->list, list) {
 159                         icmd = &iocbq->iocb;
 160                         if (icmd->ulpBdeCount == 0) {
 161                                 printk(KERN_ERR "%s (%d): Unsolited CT, no "
 162                                        "BDE, iocbq = %p, status = x%x\n",
 163                                        __FUNCTION__, __LINE__,
 164                                        iocbq, iocbq->iocb.ulpStatus);
 165                                 continue;
 166                         }
 167
 168                         for (i = 0; i < icmd->ulpBdeCount; i++) {
 169                                 paddr = getPaddr(icmd->un.cont64[i].addrHigh,
 170                                                  icmd->un.cont64[i].addrLow);
 171                                 mp = lpfc_sli_ringpostbuf_get(phba, pring,
 172                                                               paddr);
 173                                 size = icmd->un.cont64[i].tus.f.bdeSize;
 174                                 lpfc_ct_unsol_buffer(phba, piocbq, mp, size);
 175                                 lpfc_in_buf_free(phba, mp);
 176                         }
 177                         list_del(&iocbq->list);
 178                         lpfc_sli_release_iocbq(phba, iocbq);
 179                 }
 180         }
 181 }
 182
 183 static void
 184 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist)
 185 {
 186         struct lpfc_dmabuf *mlast, *next_mlast;
 187
 188         list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
 189                 lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
 190                 list_del(&mlast->list);
 191                 kfree(mlast);
 192         }
 193         lpfc_mbuf_free(phba, mlist->virt, mlist->phys);
 194         kfree(mlist);
 195         return;
 196 }
 197
 198 static struct lpfc_dmabuf *
 199 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl,
 200                   uint32_t size, int *entries)
 201 {
 202         struct lpfc_dmabuf *mlist = NULL;
 203         struct lpfc_dmabuf *mp;
 204         int cnt, i = 0;
 205
 206         /* We get chucks of FCELSSIZE */
 207         cnt = size > FCELSSIZE ? FCELSSIZE: size;
 208
 209         while (size) {
 210                 /* Allocate buffer for rsp payload */
 211                 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
 212                 if (!mp) {
 213                         if (mlist)
 214                                 lpfc_free_ct_rsp(phba, mlist);
 215                         return NULL;
 216                 }
 217
 218                 INIT_LIST_HEAD(&mp->list);
 219
 220                 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) ||
 221                     cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID))
 222                         mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
 223                 else
 224                         mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
 225
 226                 if (!mp->virt) {
 227                         kfree(mp);
 228                         if (mlist)
 229                                 lpfc_free_ct_rsp(phba, mlist);
 230                         return NULL;
 231                 }
 232
 233                 /* Queue it to a linked list */
 234                 if (!mlist)
 235                         mlist = mp;
 236                 else
 237                         list_add_tail(&mp->list, &mlist->list);
 238
 239                 bpl->tus.f.bdeFlags = BUFF_USE_RCV;
 240                 /* build buffer ptr list for IOCB */
 241                 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
 242                 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
 243                 bpl->tus.f.bdeSize = (uint16_t) cnt;
 244                 bpl->tus.w = le32_to_cpu(bpl->tus.w);
 245                 bpl++;
 246
 247                 i++;
 248                 size -= cnt;
 249         }
 250
 251         *entries = i;
 252         return mlist;
 253 }
 254
 255 int
 256 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb)
 257 {
 258         struct lpfc_dmabuf *buf_ptr;
 259
 260         if (ctiocb->context1) {
 261                 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1;
 262                 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
 263                 kfree(buf_ptr);
 264                 ctiocb->context1 = NULL;
 265         }
 266         if (ctiocb->context2) {
 267                 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2);
 268                 ctiocb->context2 = NULL;
 269         }
 270
 271         if (ctiocb->context3) {
 272                 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3;
 273                 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
 274                 kfree(buf_ptr);
 275                 ctiocb->context1 = NULL;
 276         }
 277         lpfc_sli_release_iocbq(phba, ctiocb);
 278         return 0;
 279 }
 280
 281 static int
 282 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp,
 283              struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
 284              void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
 285                      struct lpfc_iocbq *),
 286              struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
 287              uint32_t tmo, uint8_t retry)
 288 {
 289         struct lpfc_hba  *phba = vport->phba;
 290         struct lpfc_sli  *psli = &phba->sli;
 291         struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING];
 292         IOCB_t *icmd;
 293         struct lpfc_iocbq *geniocb;
 294         int rc;
 295
 296         /* Allocate buffer for  command iocb */
 297         geniocb = lpfc_sli_get_iocbq(phba);
 298
 299         if (geniocb == NULL)
 300                 return 1;
 301
 302         icmd = &geniocb->iocb;
 303         icmd->un.genreq64.bdl.ulpIoTag32 = 0;
 304         icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
 305         icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
 306         icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BDL;
 307         icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof (struct ulp_bde64));
 308
 309         if (usr_flg)
 310                 geniocb->context3 = NULL;
 311         else
 312                 geniocb->context3 = (uint8_t *) bmp;
 313
 314         /* Save for completion so we can release these resources */
 315         geniocb->context1 = (uint8_t *) inp;
 316         geniocb->context2 = (uint8_t *) outp;
 317
 318         /* Fill in payload, bp points to frame payload */
 319         icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
 320
 321         /* Fill in rest of iocb */
 322         icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
 323         icmd->un.genreq64.w5.hcsw.Dfctl = 0;
 324         icmd->un.genreq64.w5.hcsw.Rctl = FC_UNSOL_CTL;
 325         icmd->un.genreq64.w5.hcsw.Type = FC_COMMON_TRANSPORT_ULP;
 326
 327         if (!tmo) {
 328                  /* FC spec states we need 3 * ratov for CT requests */
 329                 tmo = (3 * phba->fc_ratov);
 330         }
 331         icmd->ulpTimeout = tmo;
 332         icmd->ulpBdeCount = 1;
 333         icmd->ulpLe = 1;
 334         icmd->ulpClass = CLASS3;
 335         icmd->ulpContext = ndlp->nlp_rpi;
 336
 337         if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
 338                 /* For GEN_REQUEST64_CR, use the RPI */
 339                 icmd->ulpCt_h = 0;
 340                 icmd->ulpCt_l = 0;
 341         }
 342
 343         /* Issue GEN REQ IOCB for NPORT <did> */
 344         lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
 345                         "%d (%d):0119 Issue GEN REQ IOCB to NPORT x%x "
 346                         "Data: x%x x%x\n", phba->brd_no, vport->vpi,
 347                         ndlp->nlp_DID, icmd->ulpIoTag,
 348                         vport->port_state);
 349         geniocb->iocb_cmpl = cmpl;
 350         geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
 351         geniocb->vport = vport;
 352         geniocb->retry = retry;
 353         rc = lpfc_sli_issue_iocb(phba, pring, geniocb, 0);
 354
 355         if (rc == IOCB_ERROR) {
 356                 lpfc_sli_release_iocbq(phba, geniocb);
 357                 return 1;
 358         }
 359
 360         return 0;
 361 }
 362
 363 static int
 364 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp,
 365             struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
 366             void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
 367                           struct lpfc_iocbq *),
 368             uint32_t rsp_size, uint8_t retry)
 369 {
 370         struct lpfc_hba  *phba = vport->phba;
 371         struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
 372         struct lpfc_dmabuf *outmp;
 373         int cnt = 0, status;
 374         int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
 375                 CommandResponse.bits.CmdRsp;
 376
 377         bpl++;                  /* Skip past ct request */
 378
 379         /* Put buffer(s) for ct rsp in bpl */
 380         outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
 381         if (!outmp)
 382                 return -ENOMEM;
 383
 384         status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0,
 385                               cnt+1, 0, retry);
 386         if (status) {
 387                 lpfc_free_ct_rsp(phba, outmp);
 388                 return -ENOMEM;
 389         }
 390         return 0;
 391 }
 392
 393 struct lpfc_vport *
 394 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
 395         struct lpfc_vport *vport_curr;
 396         unsigned long flags;
 397
 398         spin_lock_irqsave(&phba->hbalock, flags);
 399         list_for_each_entry(vport_curr, &phba->port_list, listentry) {
 400                 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) {
 401                         spin_unlock_irqrestore(&phba->hbalock, flags);
 402                         return vport_curr;
 403                 }
 404         }
 405         spin_unlock_irqrestore(&phba->hbalock, flags);
 406         return NULL;
 407 }
 408
 409 static int
 410 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size)
 411 {
 412         struct lpfc_hba  *phba = vport->phba;
 413         struct lpfc_sli_ct_request *Response =
 414                 (struct lpfc_sli_ct_request *) mp->virt;
 415         struct lpfc_nodelist *ndlp = NULL;
 416         struct lpfc_dmabuf *mlast, *next_mp;
 417         uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
 418         uint32_t Did, CTentry;
 419         int Cnt;
 420         struct list_head head;
 421
 422         lpfc_set_disctmo(vport);
 423         vport->num_disc_nodes = 0;
 424
 425
 426         list_add_tail(&head, &mp->list);
 427         list_for_each_entry_safe(mp, next_mp, &head, list) {
 428                 mlast = mp;
 429
 430                 Cnt = Size  > FCELSSIZE ? FCELSSIZE : Size;
 431
 432                 Size -= Cnt;
 433
 434                 if (!ctptr) {
 435                         ctptr = (uint32_t *) mlast->virt;
 436                 } else
 437                         Cnt -= 16;      /* subtract length of CT header */
 438
 439                 /* Loop through entire NameServer list of DIDs */
 440                 while (Cnt >= sizeof (uint32_t)) {
 441                         /* Get next DID from NameServer List */
 442                         CTentry = *ctptr++;
 443                         Did = ((be32_to_cpu(CTentry)) & Mask_DID);
 444
 445                         ndlp = NULL;
 446
 447                         /*
 448                          * Check for rscn processing or not
 449                          * To conserve rpi's, filter out addresses for other
 450                          * vports on the same physical HBAs.
 451                          */
 452                         if ((Did != vport->fc_myDID) &&
 453                             ((lpfc_find_vport_by_did(phba, Did) == NULL) ||
 454                              vport->cfg_peer_port_login)) {
 455                                 if ((vport->port_type != LPFC_NPIV_PORT) ||
 456                                     (vport->fc_flag & FC_RFF_NOT_SUPPORTED) ||
 457                                     (!vport->cfg_restrict_login)) {
 458                                         ndlp = lpfc_setup_disc_node(vport, Did);
 459                                         if (ndlp) {
 460                                                 lpfc_debugfs_disc_trc(vport,
 461                                                 LPFC_DISC_TRC_CT,
 462                                                 "Parse GID_FTrsp: "
 463                                                 "did:x%x flg:x%x x%x",
 464                                                 Did, ndlp->nlp_flag,
 465                                                 vport->fc_flag);
 466
 467                                                 lpfc_printf_log(phba, KERN_INFO,
 468                                                         LOG_DISCOVERY,
 469                                                         "%d (%d):0238 Process "
 470                                                         "x%x NameServer Rsp"
 471                                                         "Data: x%x x%x x%x\n",
 472                                                         phba->brd_no,
 473                                                         vport->vpi, Did,
 474                                                         ndlp->nlp_flag,
 475                                                         vport->fc_flag,
 476                                                         vport->fc_rscn_id_cnt);
 477                                         } else {
 478                                                 lpfc_debugfs_disc_trc(vport,
 479                                                 LPFC_DISC_TRC_CT,
 480                                                 "Skip1 GID_FTrsp: "
 481                                                 "did:x%x flg:x%x cnt:%d",
 482                                                 Did, vport->fc_flag,
 483                                                 vport->fc_rscn_id_cnt);
 484
 485                                                 lpfc_printf_log(phba, KERN_INFO,
 486                                                         LOG_DISCOVERY,
 487                                                         "%d (%d):0239 Skip x%x "
 488                                                         "NameServer Rsp Data: "
 489                                                         "x%x x%x\n",
 490                                                         phba->brd_no,
 491                                                         vport->vpi, Did,
 492                                                         vport->fc_flag,
 493                                                         vport->fc_rscn_id_cnt);
 494                                         }
 495
 496                                 } else {
 497                                         if (!(vport->fc_flag & FC_RSCN_MODE) ||
 498                                         (lpfc_rscn_payload_check(vport, Did))) {
 499                                                 lpfc_debugfs_disc_trc(vport,
 500                                                 LPFC_DISC_TRC_CT,
 501                                                 "Query GID_FTrsp: "
 502                                                 "did:x%x flg:x%x cnt:%d",
 503                                                 Did, vport->fc_flag,
 504                                                 vport->fc_rscn_id_cnt);
 505
 506                                                 if (lpfc_ns_cmd(vport,
 507                                                         SLI_CTNS_GFF_ID,
 508                                                         0, Did) == 0)
 509                                                         vport->num_disc_nodes++;
 510                                         }
 511                                         else {
 512                                                 lpfc_debugfs_disc_trc(vport,
 513                                                 LPFC_DISC_TRC_CT,
 514                                                 "Skip2 GID_FTrsp: "
 515                                                 "did:x%x flg:x%x cnt:%d",
 516                                                 Did, vport->fc_flag,
 517                                                 vport->fc_rscn_id_cnt);
 518
 519                                                 lpfc_printf_log(phba, KERN_INFO,
 520                                                         LOG_DISCOVERY,
 521                                                         "%d (%d):0245 Skip x%x "
 522                                                         "NameServer Rsp Data: "
 523                                                         "x%x x%x\n",
 524                                                         phba->brd_no,
 525                                                         vport->vpi, Did,
 526                                                         vport->fc_flag,
 527                                                         vport->fc_rscn_id_cnt);
 528                                         }
 529                                 }
 530                         }
 531                         if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY)))
 532                                 goto nsout1;
 533                         Cnt -= sizeof (uint32_t);
 534                 }
 535                 ctptr = NULL;
 536
 537         }
 538
 539 nsout1:
 540         list_del(&head);
 541         return 0;
 542 }
 543
 544 static void
 545 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 546                         struct lpfc_iocbq *rspiocb)
 547 {
 548         struct lpfc_vport *vport = cmdiocb->vport;
 549         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 550         IOCB_t *irsp;
 551         struct lpfc_dmabuf *bmp;
 552         struct lpfc_dmabuf *outp;
 553         struct lpfc_sli_ct_request *CTrsp;
 554         int rc;
 555
 556         /* we pass cmdiocb to state machine which needs rspiocb as well */
 557         cmdiocb->context_un.rsp_iocb = rspiocb;
 558
 559         outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 560         bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
 561         irsp = &rspiocb->iocb;
 562
 563         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 564                  "GID_FT cmpl:     status:x%x/x%x rtry:%d",
 565                 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
 566
 567         /* Don't bother processing response if vport is being torn down. */
 568         if (vport->load_flag & FC_UNLOADING)
 569                 goto out;
 570
 571
 572         if (lpfc_els_chk_latt(vport) || lpfc_error_lost_link(irsp)) {
 573                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 574                                 "%d (%d):0216 Link event during NS query\n",
 575                                 phba->brd_no, vport->vpi);
 576                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 577                 goto out;
 578         }
 579
 580         if (irsp->ulpStatus) {
 581                 /* Check for retry */
 582                 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
 583                         if ((irsp->ulpStatus != IOSTAT_LOCAL_REJECT) ||
 584                                 (irsp->un.ulpWord[4] != IOERR_NO_RESOURCES))
 585                                 vport->fc_ns_retry++;
 586                         /* CT command is being retried */
 587                         rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
 588                                          vport->fc_ns_retry, 0);
 589                         if (rc == 0)
 590                                 goto out;
 591                 }
 592                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 593                 lpfc_printf_log(phba, KERN_ERR, LOG_ELS,
 594                         "%d (%d):0257 GID_FT Query error: 0x%x 0x%x\n",
 595                         phba->brd_no, vport->vpi, irsp->ulpStatus,
 596                         vport->fc_ns_retry);
 597         } else {
 598                 /* Good status, continue checking */
 599                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 600                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 601                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
 602                         lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 603                                         "%d (%d):0208 NameServer Rsp "
 604                                         "Data: x%x\n",
 605                                         phba->brd_no, vport->vpi,
 606                                         vport->fc_flag);
 607                         lpfc_ns_rsp(vport, outp,
 608                                     (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
 609                 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
 610                            be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
 611                         /* NameServer Rsp Error */
 612                         if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
 613                             && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
 614                                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 615                                         "%d (%d):0269 No NameServer Entries "
 616                                         "Data: x%x x%x x%x x%x\n",
 617                                         phba->brd_no, vport->vpi,
 618                                         CTrsp->CommandResponse.bits.CmdRsp,
 619                                         (uint32_t) CTrsp->ReasonCode,
 620                                         (uint32_t) CTrsp->Explanation,
 621                                         vport->fc_flag);
 622
 623                                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 624                                 "GID_FT no entry  cmd:x%x rsn:x%x exp:x%x",
 625                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
 626                                 (uint32_t) CTrsp->ReasonCode,
 627                                 (uint32_t) CTrsp->Explanation);
 628                         }
 629                         else {
 630                                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 631                                         "%d (%d):0240 NameServer Rsp Error "
 632                                         "Data: x%x x%x x%x x%x\n",
 633                                         phba->brd_no, vport->vpi,
 634                                         CTrsp->CommandResponse.bits.CmdRsp,
 635                                         (uint32_t) CTrsp->ReasonCode,
 636                                         (uint32_t) CTrsp->Explanation,
 637                                         vport->fc_flag);
 638
 639                                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 640                                 "GID_FT rsp err1  cmd:x%x rsn:x%x exp:x%x",
 641                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
 642                                 (uint32_t) CTrsp->ReasonCode,
 643                                 (uint32_t) CTrsp->Explanation);
 644                         }
 645
 646
 647                 } else {
 648                         /* NameServer Rsp Error */
 649                         lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
 650                                         "%d (%d):0241 NameServer Rsp Error "
 651                                         "Data: x%x x%x x%x x%x\n",
 652                                         phba->brd_no, vport->vpi,
 653                                         CTrsp->CommandResponse.bits.CmdRsp,
 654                                         (uint32_t) CTrsp->ReasonCode,
 655                                         (uint32_t) CTrsp->Explanation,
 656                                         vport->fc_flag);
 657
 658                         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 659                                 "GID_FT rsp err2  cmd:x%x rsn:x%x exp:x%x",
 660                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
 661                                 (uint32_t) CTrsp->ReasonCode,
 662                                 (uint32_t) CTrsp->Explanation);
 663                 }
 664         }
 665         /* Link up / RSCN discovery */
 666         if (vport->num_disc_nodes == 0) {
 667                 /*
 668                  * The driver has cycled through all Nports in the RSCN payload.
 669                  * Complete the handling by cleaning up and marking the
 670                  * current driver state.
 671                  */
 672                 if (vport->port_state >= LPFC_DISC_AUTH) {
 673                         if (vport->fc_flag & FC_RSCN_MODE) {
 674                                 lpfc_els_flush_rscn(vport);
 675                                 spin_lock_irq(shost->host_lock);
 676                                 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
 677                                 spin_unlock_irq(shost->host_lock);
 678                         }
 679                         else
 680                                 lpfc_els_flush_rscn(vport);
 681                 }
 682
 683                 lpfc_disc_start(vport);
 684         }
 685 out:
 686         lpfc_ct_free_iocb(phba, cmdiocb);
 687         return;
 688 }
 689
 690 void
 691 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 692                         struct lpfc_iocbq *rspiocb)
 693 {
 694         struct lpfc_vport *vport = cmdiocb->vport;
 695         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 696         IOCB_t *irsp = &rspiocb->iocb;
 697         struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
 698         struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 699         struct lpfc_sli_ct_request *CTrsp;
 700         int did;
 701         uint8_t fbits;
 702         struct lpfc_nodelist *ndlp;
 703
 704         did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
 705         did = be32_to_cpu(did);
 706
 707         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 708                 "GFF_ID cmpl:     status:x%x/x%x did:x%x",
 709                 irsp->ulpStatus, irsp->un.ulpWord[4], did);
 710
 711         if (irsp->ulpStatus == IOSTAT_SUCCESS) {
 712                 /* Good status, continue checking */
 713                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 714                 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
 715
 716                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 717                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
 718                         if ((fbits & FC4_FEATURE_INIT) &&
 719                             !(fbits & FC4_FEATURE_TARGET)) {
 720                                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 721                                                 "%d (%d):0270 Skip x%x GFF "
 722                                                 "NameServer Rsp Data: (init) "
 723                                                 "x%x x%x\n", phba->brd_no,
 724                                                 vport->vpi, did, fbits,
 725                                                 vport->fc_rscn_id_cnt);
 726                                 goto out;
 727                         }
 728                 }
 729         }
 730         else {
 731                 lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
 732                                 "%d (%d):0267 NameServer GFF Rsp"
 733                                 " x%x Error (%d %d) Data: x%x x%x\n",
 734                                 phba->brd_no, vport->vpi, did,
 735                                 irsp->ulpStatus, irsp->un.ulpWord[4],
 736                                 vport->fc_flag, vport->fc_rscn_id_cnt)
 737         }
 738
 739         /* This is a target port, unregistered port, or the GFF_ID failed */
 740         ndlp = lpfc_setup_disc_node(vport, did);
 741         if (ndlp) {
 742                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 743                                 "%d (%d):0242 Process x%x GFF "
 744                                 "NameServer Rsp Data: x%x x%x x%x\n",
 745                                 phba->brd_no, vport->vpi,
 746                                 did, ndlp->nlp_flag, vport->fc_flag,
 747                                 vport->fc_rscn_id_cnt);
 748         } else {
 749                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 750                                 "%d (%d):0243 Skip x%x GFF "
 751                                 "NameServer Rsp Data: x%x x%x\n",
 752                                 phba->brd_no, vport->vpi, did,
 753                                 vport->fc_flag, vport->fc_rscn_id_cnt);
 754         }
 755 out:
 756         /* Link up / RSCN discovery */
 757         if (vport->num_disc_nodes)
 758                 vport->num_disc_nodes--;
 759         if (vport->num_disc_nodes == 0) {
 760                 /*
 761                  * The driver has cycled through all Nports in the RSCN payload.
 762                  * Complete the handling by cleaning up and marking the
 763                  * current driver state.
 764                  */
 765                 if (vport->port_state >= LPFC_DISC_AUTH) {
 766                         if (vport->fc_flag & FC_RSCN_MODE) {
 767                                 lpfc_els_flush_rscn(vport);
 768                                 spin_lock_irq(shost->host_lock);
 769                                 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
 770                                 spin_unlock_irq(shost->host_lock);
 771                         }
 772                         else
 773                                 lpfc_els_flush_rscn(vport);
 774                 }
 775                 lpfc_disc_start(vport);
 776         }
 777         lpfc_ct_free_iocb(phba, cmdiocb);
 778         return;
 779 }
 780
 781
 782 static void
 783 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 784                         struct lpfc_iocbq *rspiocb)
 785 {
 786         struct lpfc_vport *vport = cmdiocb->vport;
 787         struct lpfc_dmabuf *inp;
 788         struct lpfc_dmabuf *outp;
 789         IOCB_t *irsp;
 790         struct lpfc_sli_ct_request *CTrsp;
 791         int cmdcode, rc;
 792         uint8_t retry;
 793         uint32_t latt;
 794
 795         /* we pass cmdiocb to state machine which needs rspiocb as well */
 796         cmdiocb->context_un.rsp_iocb = rspiocb;
 797
 798         inp = (struct lpfc_dmabuf *) cmdiocb->context1;
 799         outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 800         irsp = &rspiocb->iocb;
 801
 802         cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
 803                                         CommandResponse.bits.CmdRsp);
 804         CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 805
 806         latt = lpfc_els_chk_latt(vport);
 807
 808         /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
 809         lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 810                         "%d (%d):0209 RFT request completes, latt %d, "
 811                         "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
 812                         phba->brd_no, vport->vpi, latt, irsp->ulpStatus,
 813                         CTrsp->CommandResponse.bits.CmdRsp,
 814                         cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
 815
 816         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 817                 "CT cmd cmpl:     status:x%x/x%x cmd:x%x",
 818                 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
 819
 820         if (irsp->ulpStatus) {
 821                 lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
 822                         "%d (%d):0268 NS cmd %x Error (%d %d)\n",
 823                         phba->brd_no, vport->vpi, cmdcode,
 824                         irsp->ulpStatus, irsp->un.ulpWord[4]);
 825
 826                 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
 827                         ((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) ||
 828                          (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED)))
 829                         goto out;
 830
 831                 retry = cmdiocb->retry;
 832                 if (retry >= LPFC_MAX_NS_RETRY)
 833                         goto out;
 834
 835                 retry++;
 836                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 837                                 "%d (%d):0216 Retrying NS cmd %x\n",
 838                                 phba->brd_no, vport->vpi, cmdcode);
 839                 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
 840                 if (rc == 0)
 841                         goto out;
 842         }
 843
 844 out:
 845         lpfc_ct_free_iocb(phba, cmdiocb);
 846         return;
 847 }
 848
 849 static void
 850 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 851                         struct lpfc_iocbq *rspiocb)
 852 {
 853         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 854         return;
 855 }
 856
 857 static void
 858 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 859                          struct lpfc_iocbq *rspiocb)
 860 {
 861         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 862         return;
 863 }
 864
 865 static void
 866 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 867                          struct lpfc_iocbq *rspiocb)
 868 {
 869         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 870         return;
 871 }
 872
 873 static void
 874 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 875                         struct lpfc_iocbq *rspiocb)
 876 {
 877         IOCB_t *irsp = &rspiocb->iocb;
 878         struct lpfc_vport *vport = cmdiocb->vport;
 879
 880         if (irsp->ulpStatus != IOSTAT_SUCCESS)
 881             vport->fc_flag |= FC_RFF_NOT_SUPPORTED;
 882
 883         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 884         return;
 885 }
 886
 887 int
 888 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
 889         size_t size)
 890 {
 891         int n;
 892         uint8_t *wwn = vport->phba->wwpn;
 893
 894         n = snprintf(symbol, size,
 895                      "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
 896                      wwn[0], wwn[1], wwn[2], wwn[3],
 897                      wwn[4], wwn[5], wwn[6], wwn[7]);
 898
 899         if (vport->port_type == LPFC_PHYSICAL_PORT)
 900                 return n;
 901
 902         if (n < size)
 903                 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi);
 904
 905         if (n < size && vport->vname)
 906                 n += snprintf(symbol + n, size - n, " VName-%s", vport->vname);
 907         return n;
 908 }
 909
 910 int
 911 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
 912         size_t size)
 913 {
 914         char fwrev[16];
 915         int n;
 916
 917         lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
 918
 919         n = snprintf(symbol, size, "Emulex %s FV%s DV%s",
 920                 vport->phba->ModelName, fwrev, lpfc_release_version);
 921         return n;
 922 }
 923
 924 /*
 925  * lpfc_ns_cmd
 926  * Description:
 927  *    Issue Cmd to NameServer
 928  *       SLI_CTNS_GID_FT
 929  *       LI_CTNS_RFT_ID
 930  */
 931 int
 932 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
 933             uint8_t retry, uint32_t context)
 934 {
 935         struct lpfc_nodelist * ndlp;
 936         struct lpfc_hba *phba = vport->phba;
 937         struct lpfc_dmabuf *mp, *bmp;
 938         struct lpfc_sli_ct_request *CtReq;
 939         struct ulp_bde64 *bpl;
 940         void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
 941                       struct lpfc_iocbq *) = NULL;
 942         uint32_t rsp_size = 1024;
 943         size_t   size;
 944         int rc = 0;
 945
 946         ndlp = lpfc_findnode_did(vport, NameServer_DID);
 947         if (ndlp == NULL || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
 948                 rc=1;
 949                 goto ns_cmd_exit;
 950         }
 951
 952         /* fill in BDEs for command */
 953         /* Allocate buffer for command payload */
 954         mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
 955         if (!mp) {
 956                 rc=2;
 957                 goto ns_cmd_exit;
 958         }
 959
 960         INIT_LIST_HEAD(&mp->list);
 961         mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
 962         if (!mp->virt) {
 963                 rc=3;
 964                 goto ns_cmd_free_mp;
 965         }
 966
 967         /* Allocate buffer for Buffer ptr list */
 968         bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
 969         if (!bmp) {
 970                 rc=4;
 971                 goto ns_cmd_free_mpvirt;
 972         }
 973
 974         INIT_LIST_HEAD(&bmp->list);
 975         bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
 976         if (!bmp->virt) {
 977                 rc=5;
 978                 goto ns_cmd_free_bmp;
 979         }
 980
 981         /* NameServer Req */
 982         lpfc_printf_log(phba, KERN_INFO ,LOG_DISCOVERY,
 983                         "%d (%d):0236 NameServer Req Data: x%x x%x x%x\n",
 984                         phba->brd_no, vport->vpi, cmdcode, vport->fc_flag,
 985                         vport->fc_rscn_id_cnt);
 986
 987         bpl = (struct ulp_bde64 *) bmp->virt;
 988         memset(bpl, 0, sizeof(struct ulp_bde64));
 989         bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
 990         bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
 991         bpl->tus.f.bdeFlags = 0;
 992         if (cmdcode == SLI_CTNS_GID_FT)
 993                 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
 994         else if (cmdcode == SLI_CTNS_GFF_ID)
 995                 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
 996         else if (cmdcode == SLI_CTNS_RFT_ID)
 997                 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
 998         else if (cmdcode == SLI_CTNS_RNN_ID)
 999                 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1000         else if (cmdcode == SLI_CTNS_RSPN_ID)
1001                 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1002         else if (cmdcode == SLI_CTNS_RSNN_NN)
1003                 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1004         else if (cmdcode == SLI_CTNS_RFF_ID)
1005                 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1006         else
1007                 bpl->tus.f.bdeSize = 0;
1008         bpl->tus.w = le32_to_cpu(bpl->tus.w);
1009
1010         CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1011         memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request));
1012         CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1013         CtReq->RevisionId.bits.InId = 0;
1014         CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1015         CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1016         CtReq->CommandResponse.bits.Size = 0;
1017         switch (cmdcode) {
1018         case SLI_CTNS_GID_FT:
1019                 CtReq->CommandResponse.bits.CmdRsp =
1020                     be16_to_cpu(SLI_CTNS_GID_FT);
1021                 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP;
1022                 if (vport->port_state < LPFC_NS_QRY)
1023                         vport->port_state = LPFC_NS_QRY;
1024                 lpfc_set_disctmo(vport);
1025                 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1026                 rsp_size = FC_MAX_NS_RSP;
1027                 break;
1028
1029         case SLI_CTNS_GFF_ID:
1030                 CtReq->CommandResponse.bits.CmdRsp =
1031                         be16_to_cpu(SLI_CTNS_GFF_ID);
1032                 CtReq->un.gff.PortId = be32_to_cpu(context);
1033                 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1034                 break;
1035
1036         case SLI_CTNS_RFT_ID:
1037                 CtReq->CommandResponse.bits.CmdRsp =
1038                     be16_to_cpu(SLI_CTNS_RFT_ID);
1039                 CtReq->un.rft.PortId = be32_to_cpu(vport->fc_myDID);
1040                 CtReq->un.rft.fcpReg = 1;
1041                 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1042                 break;
1043
1044         case SLI_CTNS_RNN_ID:
1045                 CtReq->CommandResponse.bits.CmdRsp =
1046                     be16_to_cpu(SLI_CTNS_RNN_ID);
1047                 CtReq->un.rnn.PortId = be32_to_cpu(vport->fc_myDID);
1048                 memcpy(CtReq->un.rnn.wwnn,  &vport->fc_nodename,
1049                        sizeof (struct lpfc_name));
1050                 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1051                 break;
1052
1053         case SLI_CTNS_RSPN_ID:
1054                 CtReq->CommandResponse.bits.CmdRsp =
1055                     be16_to_cpu(SLI_CTNS_RSPN_ID);
1056                 CtReq->un.rspn.PortId = be32_to_cpu(vport->fc_myDID);
1057                 size = sizeof(CtReq->un.rspn.symbname);
1058                 CtReq->un.rspn.len =
1059                         lpfc_vport_symbolic_port_name(vport,
1060                         CtReq->un.rspn.symbname, size);
1061                 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1062                 break;
1063         case SLI_CTNS_RSNN_NN:
1064                 CtReq->CommandResponse.bits.CmdRsp =
1065                     be16_to_cpu(SLI_CTNS_RSNN_NN);
1066                 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1067                        sizeof (struct lpfc_name));
1068                 size = sizeof(CtReq->un.rsnn.symbname);
1069                 CtReq->un.rsnn.len =
1070                         lpfc_vport_symbolic_node_name(vport,
1071                         CtReq->un.rsnn.symbname, size);
1072                 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1073                 break;
1074         case SLI_CTNS_RFF_ID:
1075                 vport->fc_flag &= ~FC_RFF_NOT_SUPPORTED;
1076                 CtReq->CommandResponse.bits.CmdRsp =
1077                     be16_to_cpu(SLI_CTNS_RFF_ID);
1078                 CtReq->un.rff.PortId = be32_to_cpu(vport->fc_myDID);;
1079                 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1080                 CtReq->un.rff.type_code = FC_FCP_DATA;
1081                 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1082                 break;
1083         }
1084
1085         if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1086                 /* On success, The cmpl function will free the buffers */
1087                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1088                         "Issue CT cmd:    cmd:x%x did:x%x",
1089                         cmdcode, ndlp->nlp_DID, 0);
1090                 return 0;
1091         }
1092
1093         rc=6;
1094         lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1095 ns_cmd_free_bmp:
1096         kfree(bmp);
1097 ns_cmd_free_mpvirt:
1098         lpfc_mbuf_free(phba, mp->virt, mp->phys);
1099 ns_cmd_free_mp:
1100         kfree(mp);
1101 ns_cmd_exit:
1102         lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
1103                 "%d (%d):0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1104                         phba->brd_no, vport->vpi, cmdcode, rc, vport->fc_flag,
1105                         vport->fc_rscn_id_cnt);
1106         return 1;
1107 }
1108
1109 static void
1110 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1111                       struct lpfc_iocbq * rspiocb)
1112 {
1113         struct lpfc_dmabuf *inp = cmdiocb->context1;
1114         struct lpfc_dmabuf *outp = cmdiocb->context2;
1115         struct lpfc_sli_ct_request *CTrsp = outp->virt;
1116         struct lpfc_sli_ct_request *CTcmd = inp->virt;
1117         struct lpfc_nodelist *ndlp;
1118         uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1119         uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1120         struct lpfc_vport *vport = cmdiocb->vport;
1121         IOCB_t *irsp = &rspiocb->iocb;
1122         uint32_t latt;
1123
1124         latt = lpfc_els_chk_latt(vport);
1125
1126         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1127                 "FDMI cmpl:       status:x%x/x%x latt:%d",
1128                 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1129
1130         if (latt || irsp->ulpStatus) {
1131                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
1132                                 "%d (%d):0229 FDMI cmd %04x failed, latt = %d "
1133                                 "ulpStatus: x%x, rid x%x\n",
1134                                 phba->brd_no, vport->vpi,
1135                                 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1136                                 irsp->un.ulpWord[4]);
1137                 lpfc_ct_free_iocb(phba, cmdiocb);
1138                 return;
1139         }
1140
1141         ndlp = lpfc_findnode_did(vport, FDMI_DID);
1142         if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
1143                 /* FDMI rsp failed */
1144                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
1145                                 "%d (%d):0220 FDMI rsp failed Data: x%x\n",
1146                                 phba->brd_no, vport->vpi,
1147                                 be16_to_cpu(fdmi_cmd));
1148         }
1149
1150         switch (be16_to_cpu(fdmi_cmd)) {
1151         case SLI_MGMT_RHBA:
1152                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA);
1153                 break;
1154
1155         case SLI_MGMT_RPA:
1156                 break;
1157
1158         case SLI_MGMT_DHBA:
1159                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT);
1160                 break;
1161
1162         case SLI_MGMT_DPRT:
1163                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA);
1164                 break;
1165         }
1166         lpfc_ct_free_iocb(phba, cmdiocb);
1167         return;
1168 }
1169
1170 int
1171 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode)
1172 {
1173         struct lpfc_hba *phba = vport->phba;
1174         struct lpfc_dmabuf *mp, *bmp;
1175         struct lpfc_sli_ct_request *CtReq;
1176         struct ulp_bde64 *bpl;
1177         uint32_t size;
1178         REG_HBA *rh;
1179         PORT_ENTRY *pe;
1180         REG_PORT_ATTRIBUTE *pab;
1181         ATTRIBUTE_BLOCK *ab;
1182         ATTRIBUTE_ENTRY *ae;
1183         void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1184                       struct lpfc_iocbq *);
1185
1186
1187         /* fill in BDEs for command */
1188         /* Allocate buffer for command payload */
1189         mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1190         if (!mp)
1191                 goto fdmi_cmd_exit;
1192
1193         mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
1194         if (!mp->virt)
1195                 goto fdmi_cmd_free_mp;
1196
1197         /* Allocate buffer for Buffer ptr list */
1198         bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1199         if (!bmp)
1200                 goto fdmi_cmd_free_mpvirt;
1201
1202         bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
1203         if (!bmp->virt)
1204                 goto fdmi_cmd_free_bmp;
1205
1206         INIT_LIST_HEAD(&mp->list);
1207         INIT_LIST_HEAD(&bmp->list);
1208
1209         /* FDMI request */
1210         lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
1211                         "%d (%d):0218 FDMI Request Data: x%x x%x x%x\n",
1212                         phba->brd_no, vport->vpi, vport->fc_flag,
1213                         vport->port_state, cmdcode);
1214
1215         CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1216
1217         memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1218         CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1219         CtReq->RevisionId.bits.InId = 0;
1220
1221         CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
1222         CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
1223         size = 0;
1224
1225         switch (cmdcode) {
1226         case SLI_MGMT_RHBA:
1227                 {
1228                         lpfc_vpd_t *vp = &phba->vpd;
1229                         uint32_t i, j, incr;
1230                         int len;
1231
1232                         CtReq->CommandResponse.bits.CmdRsp =
1233                             be16_to_cpu(SLI_MGMT_RHBA);
1234                         CtReq->CommandResponse.bits.Size = 0;
1235                         rh = (REG_HBA *) & CtReq->un.PortID;
1236                         memcpy(&rh->hi.PortName, &vport->fc_sparam.portName,
1237                                sizeof (struct lpfc_name));
1238                         /* One entry (port) per adapter */
1239                         rh->rpl.EntryCnt = be32_to_cpu(1);
1240                         memcpy(&rh->rpl.pe, &vport->fc_sparam.portName,
1241                                sizeof (struct lpfc_name));
1242
1243                         /* point to the HBA attribute block */
1244                         size = 2 * sizeof (struct lpfc_name) + FOURBYTES;
1245                         ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size);
1246                         ab->EntryCnt = 0;
1247
1248                         /* Point to the beginning of the first HBA attribute
1249                            entry */
1250                         /* #1 HBA attribute entry */
1251                         size += FOURBYTES;
1252                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1253                         ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME);
1254                         ae->ad.bits.AttrLen =  be16_to_cpu(FOURBYTES
1255                                                 + sizeof (struct lpfc_name));
1256                         memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
1257                                sizeof (struct lpfc_name));
1258                         ab->EntryCnt++;
1259                         size += FOURBYTES + sizeof (struct lpfc_name);
1260
1261                         /* #2 HBA attribute entry */
1262                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1263                         ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER);
1264                         strcpy(ae->un.Manufacturer, "Emulex Corporation");
1265                         len = strlen(ae->un.Manufacturer);
1266                         len += (len & 3) ? (4 - (len & 3)) : 4;
1267                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1268                         ab->EntryCnt++;
1269                         size += FOURBYTES + len;
1270
1271                         /* #3 HBA attribute entry */
1272                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1273                         ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER);
1274                         strcpy(ae->un.SerialNumber, phba->SerialNumber);
1275                         len = strlen(ae->un.SerialNumber);
1276                         len += (len & 3) ? (4 - (len & 3)) : 4;
1277                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1278                         ab->EntryCnt++;
1279                         size += FOURBYTES + len;
1280
1281                         /* #4 HBA attribute entry */
1282                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1283                         ae->ad.bits.AttrType = be16_to_cpu(MODEL);
1284                         strcpy(ae->un.Model, phba->ModelName);
1285                         len = strlen(ae->un.Model);
1286                         len += (len & 3) ? (4 - (len & 3)) : 4;
1287                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1288                         ab->EntryCnt++;
1289                         size += FOURBYTES + len;
1290
1291                         /* #5 HBA attribute entry */
1292                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1293                         ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION);
1294                         strcpy(ae->un.ModelDescription, phba->ModelDesc);
1295                         len = strlen(ae->un.ModelDescription);
1296                         len += (len & 3) ? (4 - (len & 3)) : 4;
1297                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1298                         ab->EntryCnt++;
1299                         size += FOURBYTES + len;
1300
1301                         /* #6 HBA attribute entry */
1302                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1303                         ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION);
1304                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8);
1305                         /* Convert JEDEC ID to ascii for hardware version */
1306                         incr = vp->rev.biuRev;
1307                         for (i = 0; i < 8; i++) {
1308                                 j = (incr & 0xf);
1309                                 if (j <= 9)
1310                                         ae->un.HardwareVersion[7 - i] =
1311                                             (char)((uint8_t) 0x30 +
1312                                                    (uint8_t) j);
1313                                 else
1314                                         ae->un.HardwareVersion[7 - i] =
1315                                             (char)((uint8_t) 0x61 +
1316                                                    (uint8_t) (j - 10));
1317                                 incr = (incr >> 4);
1318                         }
1319                         ab->EntryCnt++;
1320                         size += FOURBYTES + 8;
1321
1322                         /* #7 HBA attribute entry */
1323                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1324                         ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION);
1325                         strcpy(ae->un.DriverVersion, lpfc_release_version);
1326                         len = strlen(ae->un.DriverVersion);
1327                         len += (len & 3) ? (4 - (len & 3)) : 4;
1328                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1329                         ab->EntryCnt++;
1330                         size += FOURBYTES + len;
1331
1332                         /* #8 HBA attribute entry */
1333                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1334                         ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION);
1335                         strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion);
1336                         len = strlen(ae->un.OptionROMVersion);
1337                         len += (len & 3) ? (4 - (len & 3)) : 4;
1338                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1339                         ab->EntryCnt++;
1340                         size += FOURBYTES + len;
1341
1342                         /* #9 HBA attribute entry */
1343                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1344                         ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION);
1345                         lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
1346                                 1);
1347                         len = strlen(ae->un.FirmwareVersion);
1348                         len += (len & 3) ? (4 - (len & 3)) : 4;
1349                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1350                         ab->EntryCnt++;
1351                         size += FOURBYTES + len;
1352
1353                         /* #10 HBA attribute entry */
1354                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1355                         ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION);
1356                         sprintf(ae->un.OsNameVersion, "%s %s %s",
1357                                 init_utsname()->sysname,
1358                                 init_utsname()->release,
1359                                 init_utsname()->version);
1360                         len = strlen(ae->un.OsNameVersion);
1361                         len += (len & 3) ? (4 - (len & 3)) : 4;
1362                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1363                         ab->EntryCnt++;
1364                         size += FOURBYTES + len;
1365
1366                         /* #11 HBA attribute entry */
1367                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1368                         ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN);
1369                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1370                         ae->un.MaxCTPayloadLen = (65 * 4096);
1371                         ab->EntryCnt++;
1372                         size += FOURBYTES + 4;
1373
1374                         ab->EntryCnt = be32_to_cpu(ab->EntryCnt);
1375                         /* Total size */
1376                         size = GID_REQUEST_SZ - 4 + size;
1377                 }
1378                 break;
1379
1380         case SLI_MGMT_RPA:
1381                 {
1382                         lpfc_vpd_t *vp;
1383                         struct serv_parm *hsp;
1384                         int len;
1385
1386                         vp = &phba->vpd;
1387
1388                         CtReq->CommandResponse.bits.CmdRsp =
1389                             be16_to_cpu(SLI_MGMT_RPA);
1390                         CtReq->CommandResponse.bits.Size = 0;
1391                         pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID;
1392                         size = sizeof (struct lpfc_name) + FOURBYTES;
1393                         memcpy((uint8_t *) & pab->PortName,
1394                                (uint8_t *) & vport->fc_sparam.portName,
1395                                sizeof (struct lpfc_name));
1396                         pab->ab.EntryCnt = 0;
1397
1398                         /* #1 Port attribute entry */
1399                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1400                         ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES);
1401                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32);
1402                         ae->un.SupportFC4Types[2] = 1;
1403                         ae->un.SupportFC4Types[7] = 1;
1404                         pab->ab.EntryCnt++;
1405                         size += FOURBYTES + 32;
1406
1407                         /* #2 Port attribute entry */
1408                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1409                         ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED);
1410                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1411
1412                         ae->un.SupportSpeed = 0;
1413                         if (phba->lmt & LMT_10Gb)
1414                                 ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT;
1415                         if (phba->lmt & LMT_8Gb)
1416                                 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
1417                         if (phba->lmt & LMT_4Gb)
1418                                 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
1419                         if (phba->lmt & LMT_2Gb)
1420                                 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
1421                         if (phba->lmt & LMT_1Gb)
1422                                 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
1423
1424                         pab->ab.EntryCnt++;
1425                         size += FOURBYTES + 4;
1426
1427                         /* #3 Port attribute entry */
1428                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1429                         ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED);
1430                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1431                         switch(phba->fc_linkspeed) {
1432                                 case LA_1GHZ_LINK:
1433                                         ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
1434                                 break;
1435                                 case LA_2GHZ_LINK:
1436                                         ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
1437                                 break;
1438                                 case LA_4GHZ_LINK:
1439                                         ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
1440                                 break;
1441                                 case LA_8GHZ_LINK:
1442                                         ae->un.PortSpeed = HBA_PORTSPEED_8GBIT;
1443                                 break;
1444                                 default:
1445                                         ae->un.PortSpeed =
1446                                                 HBA_PORTSPEED_UNKNOWN;
1447                                 break;
1448                         }
1449                         pab->ab.EntryCnt++;
1450                         size += FOURBYTES + 4;
1451
1452                         /* #4 Port attribute entry */
1453                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1454                         ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE);
1455                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1456                         hsp = (struct serv_parm *) & vport->fc_sparam;
1457                         ae->un.MaxFrameSize =
1458                             (((uint32_t) hsp->cmn.
1459                               bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn.
1460                             bbRcvSizeLsb;
1461                         pab->ab.EntryCnt++;
1462                         size += FOURBYTES + 4;
1463
1464                         /* #5 Port attribute entry */
1465                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1466                         ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME);
1467                         strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME);
1468                         len = strlen((char *)ae->un.OsDeviceName);
1469                         len += (len & 3) ? (4 - (len & 3)) : 4;
1470                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1471                         pab->ab.EntryCnt++;
1472                         size += FOURBYTES + len;
1473
1474                         if (vport->cfg_fdmi_on == 2) {
1475                                 /* #6 Port attribute entry */
1476                                 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab +
1477                                                           size);
1478                                 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME);
1479                                 sprintf(ae->un.HostName, "%s",
1480                                         init_utsname()->nodename);
1481                                 len = strlen(ae->un.HostName);
1482                                 len += (len & 3) ? (4 - (len & 3)) : 4;
1483                                 ae->ad.bits.AttrLen =
1484                                     be16_to_cpu(FOURBYTES + len);
1485                                 pab->ab.EntryCnt++;
1486                                 size += FOURBYTES + len;
1487                         }
1488
1489                         pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt);
1490                         /* Total size */
1491                         size = GID_REQUEST_SZ - 4 + size;
1492                 }
1493                 break;
1494
1495         case SLI_MGMT_DHBA:
1496                 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA);
1497                 CtReq->CommandResponse.bits.Size = 0;
1498                 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1499                 memcpy((uint8_t *) & pe->PortName,
1500                        (uint8_t *) & vport->fc_sparam.portName,
1501                        sizeof (struct lpfc_name));
1502                 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1503                 break;
1504
1505         case SLI_MGMT_DPRT:
1506                 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT);
1507                 CtReq->CommandResponse.bits.Size = 0;
1508                 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1509                 memcpy((uint8_t *) & pe->PortName,
1510                        (uint8_t *) & vport->fc_sparam.portName,
1511                        sizeof (struct lpfc_name));
1512                 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1513                 break;
1514         }
1515
1516         bpl = (struct ulp_bde64 *) bmp->virt;
1517         bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1518         bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1519         bpl->tus.f.bdeFlags = 0;
1520         bpl->tus.f.bdeSize = size;
1521         bpl->tus.w = le32_to_cpu(bpl->tus.w);
1522
1523         cmpl = lpfc_cmpl_ct_cmd_fdmi;
1524
1525         if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0))
1526                 return 0;
1527
1528         lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1529 fdmi_cmd_free_bmp:
1530         kfree(bmp);
1531 fdmi_cmd_free_mpvirt:
1532         lpfc_mbuf_free(phba, mp->virt, mp->phys);
1533 fdmi_cmd_free_mp:
1534         kfree(mp);
1535 fdmi_cmd_exit:
1536         /* Issue FDMI request failed */
1537         lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
1538                         "%d (%d):0244 Issue FDMI request failed Data: x%x\n",
1539                         phba->brd_no, vport->vpi, cmdcode);
1540         return 1;
1541 }
1542
1543 void
1544 lpfc_fdmi_tmo(unsigned long ptr)
1545 {
1546         struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
1547         struct lpfc_hba   *phba = vport->phba;
1548         unsigned long iflag;
1549
1550         spin_lock_irqsave(&vport->work_port_lock, iflag);
1551         if (!(vport->work_port_events & WORKER_FDMI_TMO)) {
1552                 vport->work_port_events |= WORKER_FDMI_TMO;
1553                 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1554
1555                 spin_lock_irqsave(&phba->hbalock, iflag);
1556                 if (phba->work_wait)
1557                         lpfc_worker_wake_up(phba);
1558                 spin_unlock_irqrestore(&phba->hbalock, iflag);
1559         }
1560         else
1561                 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1562 }
1563
1564 void
1565 lpfc_fdmi_timeout_handler(struct lpfc_vport *vport)
1566 {
1567         struct lpfc_nodelist *ndlp;
1568
1569         ndlp = lpfc_findnode_did(vport, FDMI_DID);
1570         if (ndlp) {
1571                 if (init_utsname()->nodename[0] != '\0')
1572                         lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA);
1573                 else
1574                         mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60);
1575         }
1576         return;
1577 }
1578
1579 void
1580 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
1581 {
1582         struct lpfc_sli *psli = &phba->sli;
1583         lpfc_vpd_t *vp = &phba->vpd;
1584         uint32_t b1, b2, b3, b4, i, rev;
1585         char c;
1586         uint32_t *ptr, str[4];
1587         uint8_t *fwname;
1588
1589         if (vp->rev.rBit) {
1590                 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1591                         rev = vp->rev.sli2FwRev;
1592                 else
1593                         rev = vp->rev.sli1FwRev;
1594
1595                 b1 = (rev & 0x0000f000) >> 12;
1596                 b2 = (rev & 0x00000f00) >> 8;
1597                 b3 = (rev & 0x000000c0) >> 6;
1598                 b4 = (rev & 0x00000030) >> 4;
1599
1600                 switch (b4) {
1601                 case 0:
1602                         c = 'N';
1603                         break;
1604                 case 1:
1605                         c = 'A';
1606                         break;
1607                 case 2:
1608                         c = 'B';
1609                         break;
1610                 default:
1611                         c = 0;
1612                         break;
1613                 }
1614                 b4 = (rev & 0x0000000f);
1615
1616                 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1617                         fwname = vp->rev.sli2FwName;
1618                 else
1619                         fwname = vp->rev.sli1FwName;
1620
1621                 for (i = 0; i < 16; i++)
1622                         if (fwname[i] == 0x20)
1623                                 fwname[i] = 0;
1624
1625                 ptr = (uint32_t*)fwname;
1626
1627                 for (i = 0; i < 3; i++)
1628                         str[i] = be32_to_cpu(*ptr++);
1629
1630                 if (c == 0) {
1631                         if (flag)
1632                                 sprintf(fwrevision, "%d.%d%d (%s)",
1633                                         b1, b2, b3, (char *)str);
1634                         else
1635                                 sprintf(fwrevision, "%d.%d%d", b1,
1636                                         b2, b3);
1637                 } else {
1638                         if (flag)
1639                                 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
1640                                         b1, b2, b3, c,
1641                                         b4, (char *)str);
1642                         else
1643                                 sprintf(fwrevision, "%d.%d%d%c%d",
1644                                         b1, b2, b3, c, b4);
1645                 }
1646         } else {
1647                 rev = vp->rev.smFwRev;
1648
1649                 b1 = (rev & 0xff000000) >> 24;
1650                 b2 = (rev & 0x00f00000) >> 20;
1651                 b3 = (rev & 0x000f0000) >> 16;
1652                 c  = (rev & 0x0000ff00) >> 8;
1653                 b4 = (rev & 0x000000ff);
1654
1655                 if (flag)
1656                         sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1657                                 b2, b3, c, b4);
1658                 else
1659                         sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1660                                 b2, b3, c, b4);
1661         }
1662         return;
1663 }