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->context_un.ndlp) {
 261                 lpfc_nlp_put(ctiocb->context_un.ndlp);
 262                 ctiocb->context_un.ndlp = NULL;
 263         }
 264         if (ctiocb->context1) {
 265                 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1;
 266                 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
 267                 kfree(buf_ptr);
 268                 ctiocb->context1 = NULL;
 269         }
 270         if (ctiocb->context2) {
 271                 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2);
 272                 ctiocb->context2 = NULL;
 273         }
 274
 275         if (ctiocb->context3) {
 276                 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3;
 277                 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
 278                 kfree(buf_ptr);
 279                 ctiocb->context1 = NULL;
 280         }
 281         lpfc_sli_release_iocbq(phba, ctiocb);
 282         return 0;
 283 }
 284
 285 static int
 286 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp,
 287              struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
 288              void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
 289                      struct lpfc_iocbq *),
 290              struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
 291              uint32_t tmo, uint8_t retry)
 292 {
 293         struct lpfc_hba  *phba = vport->phba;
 294         struct lpfc_sli  *psli = &phba->sli;
 295         struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING];
 296         IOCB_t *icmd;
 297         struct lpfc_iocbq *geniocb;
 298         int rc;
 299
 300         /* Allocate buffer for  command iocb */
 301         geniocb = lpfc_sli_get_iocbq(phba);
 302
 303         if (geniocb == NULL)
 304                 return 1;
 305
 306         icmd = &geniocb->iocb;
 307         icmd->un.genreq64.bdl.ulpIoTag32 = 0;
 308         icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
 309         icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
 310         icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BDL;
 311         icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof (struct ulp_bde64));
 312
 313         if (usr_flg)
 314                 geniocb->context3 = NULL;
 315         else
 316                 geniocb->context3 = (uint8_t *) bmp;
 317
 318         /* Save for completion so we can release these resources */
 319         geniocb->context1 = (uint8_t *) inp;
 320         geniocb->context2 = (uint8_t *) outp;
 321         geniocb->context_un.ndlp = ndlp;
 322
 323         /* Fill in payload, bp points to frame payload */
 324         icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
 325
 326         /* Fill in rest of iocb */
 327         icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
 328         icmd->un.genreq64.w5.hcsw.Dfctl = 0;
 329         icmd->un.genreq64.w5.hcsw.Rctl = FC_UNSOL_CTL;
 330         icmd->un.genreq64.w5.hcsw.Type = FC_COMMON_TRANSPORT_ULP;
 331
 332         if (!tmo) {
 333                  /* FC spec states we need 3 * ratov for CT requests */
 334                 tmo = (3 * phba->fc_ratov);
 335         }
 336         icmd->ulpTimeout = tmo;
 337         icmd->ulpBdeCount = 1;
 338         icmd->ulpLe = 1;
 339         icmd->ulpClass = CLASS3;
 340         icmd->ulpContext = ndlp->nlp_rpi;
 341
 342         if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
 343                 /* For GEN_REQUEST64_CR, use the RPI */
 344                 icmd->ulpCt_h = 0;
 345                 icmd->ulpCt_l = 0;
 346         }
 347
 348         /* Issue GEN REQ IOCB for NPORT <did> */
 349         lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
 350                          "0119 Issue GEN REQ IOCB to NPORT x%x "
 351                          "Data: x%x x%x\n",
 352                          ndlp->nlp_DID, icmd->ulpIoTag,
 353                          vport->port_state);
 354         geniocb->iocb_cmpl = cmpl;
 355         geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
 356         geniocb->vport = vport;
 357         geniocb->retry = retry;
 358         rc = lpfc_sli_issue_iocb(phba, pring, geniocb, 0);
 359
 360         if (rc == IOCB_ERROR) {
 361                 lpfc_sli_release_iocbq(phba, geniocb);
 362                 return 1;
 363         }
 364
 365         return 0;
 366 }
 367
 368 static int
 369 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp,
 370             struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
 371             void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
 372                           struct lpfc_iocbq *),
 373             uint32_t rsp_size, uint8_t retry)
 374 {
 375         struct lpfc_hba  *phba = vport->phba;
 376         struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
 377         struct lpfc_dmabuf *outmp;
 378         int cnt = 0, status;
 379         int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
 380                 CommandResponse.bits.CmdRsp;
 381
 382         bpl++;                  /* Skip past ct request */
 383
 384         /* Put buffer(s) for ct rsp in bpl */
 385         outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
 386         if (!outmp)
 387                 return -ENOMEM;
 388
 389         status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0,
 390                               cnt+1, 0, retry);
 391         if (status) {
 392                 lpfc_free_ct_rsp(phba, outmp);
 393                 return -ENOMEM;
 394         }
 395         return 0;
 396 }
 397
 398 struct lpfc_vport *
 399 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
 400         struct lpfc_vport *vport_curr;
 401         unsigned long flags;
 402
 403         spin_lock_irqsave(&phba->hbalock, flags);
 404         list_for_each_entry(vport_curr, &phba->port_list, listentry) {
 405                 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) {
 406                         spin_unlock_irqrestore(&phba->hbalock, flags);
 407                         return vport_curr;
 408                 }
 409         }
 410         spin_unlock_irqrestore(&phba->hbalock, flags);
 411         return NULL;
 412 }
 413
 414 static int
 415 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size)
 416 {
 417         struct lpfc_hba  *phba = vport->phba;
 418         struct lpfc_sli_ct_request *Response =
 419                 (struct lpfc_sli_ct_request *) mp->virt;
 420         struct lpfc_nodelist *ndlp = NULL;
 421         struct lpfc_dmabuf *mlast, *next_mp;
 422         uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
 423         uint32_t Did, CTentry;
 424         int Cnt;
 425         struct list_head head;
 426
 427         lpfc_set_disctmo(vport);
 428         vport->num_disc_nodes = 0;
 429
 430
 431         list_add_tail(&head, &mp->list);
 432         list_for_each_entry_safe(mp, next_mp, &head, list) {
 433                 mlast = mp;
 434
 435                 Cnt = Size  > FCELSSIZE ? FCELSSIZE : Size;
 436
 437                 Size -= Cnt;
 438
 439                 if (!ctptr) {
 440                         ctptr = (uint32_t *) mlast->virt;
 441                 } else
 442                         Cnt -= 16;      /* subtract length of CT header */
 443
 444                 /* Loop through entire NameServer list of DIDs */
 445                 while (Cnt >= sizeof (uint32_t)) {
 446                         /* Get next DID from NameServer List */
 447                         CTentry = *ctptr++;
 448                         Did = ((be32_to_cpu(CTentry)) & Mask_DID);
 449
 450                         ndlp = NULL;
 451
 452                         /*
 453                          * Check for rscn processing or not
 454                          * To conserve rpi's, filter out addresses for other
 455                          * vports on the same physical HBAs.
 456                          */
 457                         if ((Did != vport->fc_myDID) &&
 458                             ((lpfc_find_vport_by_did(phba, Did) == NULL) ||
 459                              vport->cfg_peer_port_login)) {
 460                                 if ((vport->port_type != LPFC_NPIV_PORT) ||
 461                                     (vport->fc_flag & FC_RFF_NOT_SUPPORTED) ||
 462                                     (!vport->cfg_restrict_login)) {
 463                                         ndlp = lpfc_setup_disc_node(vport, Did);
 464                                         if (ndlp) {
 465                                                 lpfc_debugfs_disc_trc(vport,
 466                                                 LPFC_DISC_TRC_CT,
 467                                                 "Parse GID_FTrsp: "
 468                                                 "did:x%x flg:x%x x%x",
 469                                                 Did, ndlp->nlp_flag,
 470                                                 vport->fc_flag);
 471
 472                                                 lpfc_printf_vlog(vport,
 473                                                         KERN_INFO,
 474                                                         LOG_DISCOVERY,
 475                                                         "0238 Process "
 476                                                         "x%x NameServer Rsp"
 477                                                         "Data: x%x x%x x%x\n",
 478                                                         Did, ndlp->nlp_flag,
 479                                                         vport->fc_flag,
 480                                                         vport->fc_rscn_id_cnt);
 481                                         } else {
 482                                                 lpfc_debugfs_disc_trc(vport,
 483                                                 LPFC_DISC_TRC_CT,
 484                                                 "Skip1 GID_FTrsp: "
 485                                                 "did:x%x flg:x%x cnt:%d",
 486                                                 Did, vport->fc_flag,
 487                                                 vport->fc_rscn_id_cnt);
 488
 489                                                 lpfc_printf_vlog(vport,
 490                                                         KERN_INFO,
 491                                                         LOG_DISCOVERY,
 492                                                         "0239 Skip x%x "
 493                                                         "NameServer Rsp Data: "
 494                                                         "x%x x%x\n",
 495                                                         Did, vport->fc_flag,
 496                                                         vport->fc_rscn_id_cnt);
 497                                         }
 498
 499                                 } else {
 500                                         if (!(vport->fc_flag & FC_RSCN_MODE) ||
 501                                         (lpfc_rscn_payload_check(vport, Did))) {
 502                                                 lpfc_debugfs_disc_trc(vport,
 503                                                 LPFC_DISC_TRC_CT,
 504                                                 "Query GID_FTrsp: "
 505                                                 "did:x%x flg:x%x cnt:%d",
 506                                                 Did, vport->fc_flag,
 507                                                 vport->fc_rscn_id_cnt);
 508
 509                                                 if (lpfc_ns_cmd(vport,
 510                                                         SLI_CTNS_GFF_ID,
 511                                                         0, Did) == 0)
 512                                                         vport->num_disc_nodes++;
 513                                         }
 514                                         else {
 515                                                 lpfc_debugfs_disc_trc(vport,
 516                                                 LPFC_DISC_TRC_CT,
 517                                                 "Skip2 GID_FTrsp: "
 518                                                 "did:x%x flg:x%x cnt:%d",
 519                                                 Did, vport->fc_flag,
 520                                                 vport->fc_rscn_id_cnt);
 521
 522                                                 lpfc_printf_vlog(vport,
 523                                                         KERN_INFO,
 524                                                         LOG_DISCOVERY,
 525                                                         "0245 Skip x%x "
 526                                                         "NameServer Rsp Data: "
 527                                                         "x%x x%x\n",
 528                                                         Did, vport->fc_flag,
 529                                                         vport->fc_rscn_id_cnt);
 530                                         }
 531                                 }
 532                         }
 533                         if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY)))
 534                                 goto nsout1;
 535                         Cnt -= sizeof (uint32_t);
 536                 }
 537                 ctptr = NULL;
 538
 539         }
 540
 541 nsout1:
 542         list_del(&head);
 543         return 0;
 544 }
 545
 546 static void
 547 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 548                         struct lpfc_iocbq *rspiocb)
 549 {
 550         struct lpfc_vport *vport = cmdiocb->vport;
 551         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 552         IOCB_t *irsp;
 553         struct lpfc_dmabuf *bmp;
 554         struct lpfc_dmabuf *outp;
 555         struct lpfc_sli_ct_request *CTrsp;
 556         struct lpfc_nodelist *ndlp;
 557         int rc;
 558
 559         /* First save ndlp, before we overwrite it */
 560         ndlp = cmdiocb->context_un.ndlp;
 561
 562         /* we pass cmdiocb to state machine which needs rspiocb as well */
 563         cmdiocb->context_un.rsp_iocb = rspiocb;
 564
 565         outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 566         bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
 567         irsp = &rspiocb->iocb;
 568
 569         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 570                  "GID_FT cmpl:     status:x%x/x%x rtry:%d",
 571                 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
 572
 573         /* Don't bother processing response if vport is being torn down. */
 574         if (vport->load_flag & FC_UNLOADING)
 575                 goto out;
 576
 577
 578         if (lpfc_els_chk_latt(vport) || lpfc_error_lost_link(irsp)) {
 579                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 580                                  "0216 Link event during NS query\n");
 581                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 582                 goto out;
 583         }
 584
 585         if (irsp->ulpStatus) {
 586                 /* Check for retry */
 587                 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
 588                         if ((irsp->ulpStatus != IOSTAT_LOCAL_REJECT) ||
 589                                 (irsp->un.ulpWord[4] != IOERR_NO_RESOURCES))
 590                                 vport->fc_ns_retry++;
 591                         /* CT command is being retried */
 592                         rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
 593                                          vport->fc_ns_retry, 0);
 594                         if (rc == 0)
 595                                 goto out;
 596                 }
 597                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 598                 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
 599                                  "0257 GID_FT Query error: 0x%x 0x%x\n",
 600                                  irsp->ulpStatus, vport->fc_ns_retry);
 601         } else {
 602                 /* Good status, continue checking */
 603                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 604                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 605                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
 606                         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 607                                          "0208 NameServer Rsp Data: x%x\n",
 608                                          vport->fc_flag);
 609                         lpfc_ns_rsp(vport, outp,
 610                                     (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
 611                 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
 612                            be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
 613                         /* NameServer Rsp Error */
 614                         if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
 615                             && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
 616                                 lpfc_printf_vlog(vport, KERN_INFO,
 617                                         LOG_DISCOVERY,
 618                                         "0269 No NameServer Entries "
 619                                         "Data: x%x x%x x%x x%x\n",
 620                                         CTrsp->CommandResponse.bits.CmdRsp,
 621                                         (uint32_t) CTrsp->ReasonCode,
 622                                         (uint32_t) CTrsp->Explanation,
 623                                         vport->fc_flag);
 624
 625                                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 626                                 "GID_FT no entry  cmd:x%x rsn:x%x exp:x%x",
 627                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
 628                                 (uint32_t) CTrsp->ReasonCode,
 629                                 (uint32_t) CTrsp->Explanation);
 630                         } else {
 631                                 lpfc_printf_vlog(vport, KERN_INFO,
 632                                         LOG_DISCOVERY,
 633                                         "0240 NameServer Rsp Error "
 634                                         "Data: x%x x%x x%x x%x\n",
 635                                         CTrsp->CommandResponse.bits.CmdRsp,
 636                                         (uint32_t) CTrsp->ReasonCode,
 637                                         (uint32_t) CTrsp->Explanation,
 638                                         vport->fc_flag);
 639
 640                                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 641                                 "GID_FT rsp err1  cmd:x%x rsn:x%x exp:x%x",
 642                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
 643                                 (uint32_t) CTrsp->ReasonCode,
 644                                 (uint32_t) CTrsp->Explanation);
 645                         }
 646
 647
 648                 } else {
 649                         /* NameServer Rsp Error */
 650                         lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
 651                                         "0241 NameServer Rsp Error "
 652                                         "Data: x%x x%x x%x x%x\n",
 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         cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
 687         lpfc_ct_free_iocb(phba, cmdiocb);
 688         return;
 689 }
 690
 691 static void
 692 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 693                         struct lpfc_iocbq *rspiocb)
 694 {
 695         struct lpfc_vport *vport = cmdiocb->vport;
 696         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 697         IOCB_t *irsp = &rspiocb->iocb;
 698         struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
 699         struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 700         struct lpfc_sli_ct_request *CTrsp;
 701         int did;
 702         uint8_t fbits;
 703         struct lpfc_nodelist *ndlp;
 704
 705         did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
 706         did = be32_to_cpu(did);
 707
 708         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 709                 "GFF_ID cmpl:     status:x%x/x%x did:x%x",
 710                 irsp->ulpStatus, irsp->un.ulpWord[4], did);
 711
 712         if (irsp->ulpStatus == IOSTAT_SUCCESS) {
 713                 /* Good status, continue checking */
 714                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 715                 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
 716
 717                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 718                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
 719                         if ((fbits & FC4_FEATURE_INIT) &&
 720                             !(fbits & FC4_FEATURE_TARGET)) {
 721                                 lpfc_printf_vlog(vport, KERN_INFO,
 722                                                  LOG_DISCOVERY,
 723                                                  "0270 Skip x%x GFF "
 724                                                  "NameServer Rsp Data: (init) "
 725                                                  "x%x x%x\n", did, fbits,
 726                                                  vport->fc_rscn_id_cnt);
 727                                 goto out;
 728                         }
 729                 }
 730         }
 731         else {
 732                 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
 733                                  "0267 NameServer GFF Rsp "
 734                                  "x%x Error (%d %d) Data: x%x x%x\n",
 735                                  did, 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_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 743                                  "0242 Process x%x GFF "
 744                                  "NameServer Rsp Data: x%x x%x x%x\n",
 745                                  did, ndlp->nlp_flag, vport->fc_flag,
 746                                  vport->fc_rscn_id_cnt);
 747         } else {
 748                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 749                                  "0243 Skip x%x GFF "
 750                                  "NameServer Rsp Data: x%x x%x\n", did,
 751                                  vport->fc_flag, vport->fc_rscn_id_cnt);
 752         }
 753 out:
 754         /* Link up / RSCN discovery */
 755         if (vport->num_disc_nodes)
 756                 vport->num_disc_nodes--;
 757         if (vport->num_disc_nodes == 0) {
 758                 /*
 759                  * The driver has cycled through all Nports in the RSCN payload.
 760                  * Complete the handling by cleaning up and marking the
 761                  * current driver state.
 762                  */
 763                 if (vport->port_state >= LPFC_DISC_AUTH) {
 764                         if (vport->fc_flag & FC_RSCN_MODE) {
 765                                 lpfc_els_flush_rscn(vport);
 766                                 spin_lock_irq(shost->host_lock);
 767                                 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
 768                                 spin_unlock_irq(shost->host_lock);
 769                         }
 770                         else
 771                                 lpfc_els_flush_rscn(vport);
 772                 }
 773                 lpfc_disc_start(vport);
 774         }
 775         lpfc_ct_free_iocb(phba, cmdiocb);
 776         return;
 777 }
 778
 779
 780 static void
 781 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 782                         struct lpfc_iocbq *rspiocb)
 783 {
 784         struct lpfc_vport *vport = cmdiocb->vport;
 785         struct lpfc_dmabuf *inp;
 786         struct lpfc_dmabuf *outp;
 787         IOCB_t *irsp;
 788         struct lpfc_sli_ct_request *CTrsp;
 789         struct lpfc_nodelist *ndlp;
 790         int cmdcode, rc;
 791         uint8_t retry;
 792         uint32_t latt;
 793
 794         /* First save ndlp, before we overwrite it */
 795         ndlp = cmdiocb->context_un.ndlp;
 796
 797         /* we pass cmdiocb to state machine which needs rspiocb as well */
 798         cmdiocb->context_un.rsp_iocb = rspiocb;
 799
 800         inp = (struct lpfc_dmabuf *) cmdiocb->context1;
 801         outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 802         irsp = &rspiocb->iocb;
 803
 804         cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
 805                                         CommandResponse.bits.CmdRsp);
 806         CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 807
 808         latt = lpfc_els_chk_latt(vport);
 809
 810         /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
 811         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 812                          "0209 RFT request completes, latt %d, "
 813                          "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
 814                          latt, irsp->ulpStatus,
 815                          CTrsp->CommandResponse.bits.CmdRsp,
 816                          cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
 817
 818         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 819                 "CT cmd cmpl:     status:x%x/x%x cmd:x%x",
 820                 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
 821
 822         if (irsp->ulpStatus) {
 823                 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
 824                                  "0268 NS cmd %x Error (%d %d)\n",
 825                                  cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
 826
 827                 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
 828                         ((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) ||
 829                          (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED)))
 830                         goto out;
 831
 832                 retry = cmdiocb->retry;
 833                 if (retry >= LPFC_MAX_NS_RETRY)
 834                         goto out;
 835
 836                 retry++;
 837                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 838                                  "0216 Retrying NS cmd %x\n", cmdcode);
 839                 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
 840                 if (rc == 0)
 841                         goto out;
 842         }
 843
 844 out:
 845         cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
 846         lpfc_ct_free_iocb(phba, cmdiocb);
 847         return;
 848 }
 849
 850 static void
 851 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 852                         struct lpfc_iocbq *rspiocb)
 853 {
 854         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 855         return;
 856 }
 857
 858 static void
 859 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 860                          struct lpfc_iocbq *rspiocb)
 861 {
 862         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 863         return;
 864 }
 865
 866 static void
 867 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 868                          struct lpfc_iocbq *rspiocb)
 869 {
 870         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 871         return;
 872 }
 873
 874 static void
 875 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 876                         struct lpfc_iocbq *rspiocb)
 877 {
 878         IOCB_t *irsp = &rspiocb->iocb;
 879         struct lpfc_vport *vport = cmdiocb->vport;
 880
 881         if (irsp->ulpStatus != IOSTAT_SUCCESS)
 882             vport->fc_flag |= FC_RFF_NOT_SUPPORTED;
 883
 884         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 885         return;
 886 }
 887
 888 static int
 889 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
 890         size_t size)
 891 {
 892         int n;
 893         uint8_t *wwn = vport->phba->wwpn;
 894
 895         n = snprintf(symbol, size,
 896                      "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
 897                      wwn[0], wwn[1], wwn[2], wwn[3],
 898                      wwn[4], wwn[5], wwn[6], wwn[7]);
 899
 900         if (vport->port_type == LPFC_PHYSICAL_PORT)
 901                 return n;
 902
 903         if (n < size)
 904                 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi);
 905
 906         if (n < size && vport->vname)
 907                 n += snprintf(symbol + n, size - n, " VName-%s", vport->vname);
 908         return n;
 909 }
 910
 911 int
 912 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
 913         size_t size)
 914 {
 915         char fwrev[16];
 916         int n;
 917
 918         lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
 919
 920         n = snprintf(symbol, size, "Emulex %s FV%s DV%s",
 921                 vport->phba->ModelName, fwrev, lpfc_release_version);
 922         return n;
 923 }
 924
 925 /*
 926  * lpfc_ns_cmd
 927  * Description:
 928  *    Issue Cmd to NameServer
 929  *       SLI_CTNS_GID_FT
 930  *       LI_CTNS_RFT_ID
 931  */
 932 int
 933 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
 934             uint8_t retry, uint32_t context)
 935 {
 936         struct lpfc_nodelist * ndlp;
 937         struct lpfc_hba *phba = vport->phba;
 938         struct lpfc_dmabuf *mp, *bmp;
 939         struct lpfc_sli_ct_request *CtReq;
 940         struct ulp_bde64 *bpl;
 941         void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
 942                       struct lpfc_iocbq *) = NULL;
 943         uint32_t rsp_size = 1024;
 944         size_t   size;
 945         int rc = 0;
 946
 947         ndlp = lpfc_findnode_did(vport, NameServer_DID);
 948         if (ndlp == NULL || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
 949                 rc=1;
 950                 goto ns_cmd_exit;
 951         }
 952
 953         /* fill in BDEs for command */
 954         /* Allocate buffer for command payload */
 955         mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
 956         if (!mp) {
 957                 rc=2;
 958                 goto ns_cmd_exit;
 959         }
 960
 961         INIT_LIST_HEAD(&mp->list);
 962         mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
 963         if (!mp->virt) {
 964                 rc=3;
 965                 goto ns_cmd_free_mp;
 966         }
 967
 968         /* Allocate buffer for Buffer ptr list */
 969         bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
 970         if (!bmp) {
 971                 rc=4;
 972                 goto ns_cmd_free_mpvirt;
 973         }
 974
 975         INIT_LIST_HEAD(&bmp->list);
 976         bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
 977         if (!bmp->virt) {
 978                 rc=5;
 979                 goto ns_cmd_free_bmp;
 980         }
 981
 982         /* NameServer Req */
 983         lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
 984                          "0236 NameServer Req Data: x%x x%x x%x\n",
 985                          cmdcode, vport->fc_flag, 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         lpfc_nlp_get(ndlp);
1085
1086         if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1087                 /* On success, The cmpl function will free the buffers */
1088                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1089                         "Issue CT cmd:    cmd:x%x did:x%x",
1090                         cmdcode, ndlp->nlp_DID, 0);
1091                 return 0;
1092         }
1093
1094         rc=6;
1095         lpfc_nlp_put(ndlp);
1096         lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1097 ns_cmd_free_bmp:
1098         kfree(bmp);
1099 ns_cmd_free_mpvirt:
1100         lpfc_mbuf_free(phba, mp->virt, mp->phys);
1101 ns_cmd_free_mp:
1102         kfree(mp);
1103 ns_cmd_exit:
1104         lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1105                          "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1106                          cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
1107         return 1;
1108 }
1109
1110 static void
1111 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1112                       struct lpfc_iocbq * rspiocb)
1113 {
1114         struct lpfc_dmabuf *inp = cmdiocb->context1;
1115         struct lpfc_dmabuf *outp = cmdiocb->context2;
1116         struct lpfc_sli_ct_request *CTrsp = outp->virt;
1117         struct lpfc_sli_ct_request *CTcmd = inp->virt;
1118         struct lpfc_nodelist *ndlp;
1119         uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1120         uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1121         struct lpfc_vport *vport = cmdiocb->vport;
1122         IOCB_t *irsp = &rspiocb->iocb;
1123         uint32_t latt;
1124
1125         latt = lpfc_els_chk_latt(vport);
1126
1127         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1128                 "FDMI cmpl:       status:x%x/x%x latt:%d",
1129                 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1130
1131         if (latt || irsp->ulpStatus) {
1132                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1133                                  "0229 FDMI cmd %04x failed, latt = %d "
1134                                  "ulpStatus: x%x, rid x%x\n",
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_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1145                                  "0220 FDMI rsp failed Data: x%x\n",
1146                                  be16_to_cpu(fdmi_cmd));
1147         }
1148
1149         switch (be16_to_cpu(fdmi_cmd)) {
1150         case SLI_MGMT_RHBA:
1151                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA);
1152                 break;
1153
1154         case SLI_MGMT_RPA:
1155                 break;
1156
1157         case SLI_MGMT_DHBA:
1158                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT);
1159                 break;
1160
1161         case SLI_MGMT_DPRT:
1162                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA);
1163                 break;
1164         }
1165         lpfc_ct_free_iocb(phba, cmdiocb);
1166         return;
1167 }
1168
1169 int
1170 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode)
1171 {
1172         struct lpfc_hba *phba = vport->phba;
1173         struct lpfc_dmabuf *mp, *bmp;
1174         struct lpfc_sli_ct_request *CtReq;
1175         struct ulp_bde64 *bpl;
1176         uint32_t size;
1177         REG_HBA *rh;
1178         PORT_ENTRY *pe;
1179         REG_PORT_ATTRIBUTE *pab;
1180         ATTRIBUTE_BLOCK *ab;
1181         ATTRIBUTE_ENTRY *ae;
1182         void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1183                       struct lpfc_iocbq *);
1184
1185
1186         /* fill in BDEs for command */
1187         /* Allocate buffer for command payload */
1188         mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1189         if (!mp)
1190                 goto fdmi_cmd_exit;
1191
1192         mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
1193         if (!mp->virt)
1194                 goto fdmi_cmd_free_mp;
1195
1196         /* Allocate buffer for Buffer ptr list */
1197         bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1198         if (!bmp)
1199                 goto fdmi_cmd_free_mpvirt;
1200
1201         bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
1202         if (!bmp->virt)
1203                 goto fdmi_cmd_free_bmp;
1204
1205         INIT_LIST_HEAD(&mp->list);
1206         INIT_LIST_HEAD(&bmp->list);
1207
1208         /* FDMI request */
1209         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1210                          "0218 FDMI Request Data: x%x x%x x%x\n",
1211                          vport->fc_flag, vport->port_state, cmdcode);
1212         CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1213
1214         memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1215         CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1216         CtReq->RevisionId.bits.InId = 0;
1217
1218         CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
1219         CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
1220         size = 0;
1221
1222         switch (cmdcode) {
1223         case SLI_MGMT_RHBA:
1224                 {
1225                         lpfc_vpd_t *vp = &phba->vpd;
1226                         uint32_t i, j, incr;
1227                         int len;
1228
1229                         CtReq->CommandResponse.bits.CmdRsp =
1230                             be16_to_cpu(SLI_MGMT_RHBA);
1231                         CtReq->CommandResponse.bits.Size = 0;
1232                         rh = (REG_HBA *) & CtReq->un.PortID;
1233                         memcpy(&rh->hi.PortName, &vport->fc_sparam.portName,
1234                                sizeof (struct lpfc_name));
1235                         /* One entry (port) per adapter */
1236                         rh->rpl.EntryCnt = be32_to_cpu(1);
1237                         memcpy(&rh->rpl.pe, &vport->fc_sparam.portName,
1238                                sizeof (struct lpfc_name));
1239
1240                         /* point to the HBA attribute block */
1241                         size = 2 * sizeof (struct lpfc_name) + FOURBYTES;
1242                         ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size);
1243                         ab->EntryCnt = 0;
1244
1245                         /* Point to the beginning of the first HBA attribute
1246                            entry */
1247                         /* #1 HBA attribute entry */
1248                         size += FOURBYTES;
1249                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1250                         ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME);
1251                         ae->ad.bits.AttrLen =  be16_to_cpu(FOURBYTES
1252                                                 + sizeof (struct lpfc_name));
1253                         memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
1254                                sizeof (struct lpfc_name));
1255                         ab->EntryCnt++;
1256                         size += FOURBYTES + sizeof (struct lpfc_name);
1257
1258                         /* #2 HBA attribute entry */
1259                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1260                         ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER);
1261                         strcpy(ae->un.Manufacturer, "Emulex Corporation");
1262                         len = strlen(ae->un.Manufacturer);
1263                         len += (len & 3) ? (4 - (len & 3)) : 4;
1264                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1265                         ab->EntryCnt++;
1266                         size += FOURBYTES + len;
1267
1268                         /* #3 HBA attribute entry */
1269                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1270                         ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER);
1271                         strcpy(ae->un.SerialNumber, phba->SerialNumber);
1272                         len = strlen(ae->un.SerialNumber);
1273                         len += (len & 3) ? (4 - (len & 3)) : 4;
1274                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1275                         ab->EntryCnt++;
1276                         size += FOURBYTES + len;
1277
1278                         /* #4 HBA attribute entry */
1279                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1280                         ae->ad.bits.AttrType = be16_to_cpu(MODEL);
1281                         strcpy(ae->un.Model, phba->ModelName);
1282                         len = strlen(ae->un.Model);
1283                         len += (len & 3) ? (4 - (len & 3)) : 4;
1284                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1285                         ab->EntryCnt++;
1286                         size += FOURBYTES + len;
1287
1288                         /* #5 HBA attribute entry */
1289                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1290                         ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION);
1291                         strcpy(ae->un.ModelDescription, phba->ModelDesc);
1292                         len = strlen(ae->un.ModelDescription);
1293                         len += (len & 3) ? (4 - (len & 3)) : 4;
1294                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1295                         ab->EntryCnt++;
1296                         size += FOURBYTES + len;
1297
1298                         /* #6 HBA attribute entry */
1299                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1300                         ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION);
1301                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8);
1302                         /* Convert JEDEC ID to ascii for hardware version */
1303                         incr = vp->rev.biuRev;
1304                         for (i = 0; i < 8; i++) {
1305                                 j = (incr & 0xf);
1306                                 if (j <= 9)
1307                                         ae->un.HardwareVersion[7 - i] =
1308                                             (char)((uint8_t) 0x30 +
1309                                                    (uint8_t) j);
1310                                 else
1311                                         ae->un.HardwareVersion[7 - i] =
1312                                             (char)((uint8_t) 0x61 +
1313                                                    (uint8_t) (j - 10));
1314                                 incr = (incr >> 4);
1315                         }
1316                         ab->EntryCnt++;
1317                         size += FOURBYTES + 8;
1318
1319                         /* #7 HBA attribute entry */
1320                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1321                         ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION);
1322                         strcpy(ae->un.DriverVersion, lpfc_release_version);
1323                         len = strlen(ae->un.DriverVersion);
1324                         len += (len & 3) ? (4 - (len & 3)) : 4;
1325                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1326                         ab->EntryCnt++;
1327                         size += FOURBYTES + len;
1328
1329                         /* #8 HBA attribute entry */
1330                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1331                         ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION);
1332                         strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion);
1333                         len = strlen(ae->un.OptionROMVersion);
1334                         len += (len & 3) ? (4 - (len & 3)) : 4;
1335                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1336                         ab->EntryCnt++;
1337                         size += FOURBYTES + len;
1338
1339                         /* #9 HBA attribute entry */
1340                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1341                         ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION);
1342                         lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
1343                                 1);
1344                         len = strlen(ae->un.FirmwareVersion);
1345                         len += (len & 3) ? (4 - (len & 3)) : 4;
1346                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1347                         ab->EntryCnt++;
1348                         size += FOURBYTES + len;
1349
1350                         /* #10 HBA attribute entry */
1351                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1352                         ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION);
1353                         sprintf(ae->un.OsNameVersion, "%s %s %s",
1354                                 init_utsname()->sysname,
1355                                 init_utsname()->release,
1356                                 init_utsname()->version);
1357                         len = strlen(ae->un.OsNameVersion);
1358                         len += (len & 3) ? (4 - (len & 3)) : 4;
1359                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1360                         ab->EntryCnt++;
1361                         size += FOURBYTES + len;
1362
1363                         /* #11 HBA attribute entry */
1364                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1365                         ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN);
1366                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1367                         ae->un.MaxCTPayloadLen = (65 * 4096);
1368                         ab->EntryCnt++;
1369                         size += FOURBYTES + 4;
1370
1371                         ab->EntryCnt = be32_to_cpu(ab->EntryCnt);
1372                         /* Total size */
1373                         size = GID_REQUEST_SZ - 4 + size;
1374                 }
1375                 break;
1376
1377         case SLI_MGMT_RPA:
1378                 {
1379                         lpfc_vpd_t *vp;
1380                         struct serv_parm *hsp;
1381                         int len;
1382
1383                         vp = &phba->vpd;
1384
1385                         CtReq->CommandResponse.bits.CmdRsp =
1386                             be16_to_cpu(SLI_MGMT_RPA);
1387                         CtReq->CommandResponse.bits.Size = 0;
1388                         pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID;
1389                         size = sizeof (struct lpfc_name) + FOURBYTES;
1390                         memcpy((uint8_t *) & pab->PortName,
1391                                (uint8_t *) & vport->fc_sparam.portName,
1392                                sizeof (struct lpfc_name));
1393                         pab->ab.EntryCnt = 0;
1394
1395                         /* #1 Port attribute entry */
1396                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1397                         ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES);
1398                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32);
1399                         ae->un.SupportFC4Types[2] = 1;
1400                         ae->un.SupportFC4Types[7] = 1;
1401                         pab->ab.EntryCnt++;
1402                         size += FOURBYTES + 32;
1403
1404                         /* #2 Port attribute entry */
1405                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1406                         ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED);
1407                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1408
1409                         ae->un.SupportSpeed = 0;
1410                         if (phba->lmt & LMT_10Gb)
1411                                 ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT;
1412                         if (phba->lmt & LMT_8Gb)
1413                                 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
1414                         if (phba->lmt & LMT_4Gb)
1415                                 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
1416                         if (phba->lmt & LMT_2Gb)
1417                                 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
1418                         if (phba->lmt & LMT_1Gb)
1419                                 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
1420
1421                         pab->ab.EntryCnt++;
1422                         size += FOURBYTES + 4;
1423
1424                         /* #3 Port attribute entry */
1425                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1426                         ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED);
1427                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1428                         switch(phba->fc_linkspeed) {
1429                                 case LA_1GHZ_LINK:
1430                                         ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
1431                                 break;
1432                                 case LA_2GHZ_LINK:
1433                                         ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
1434                                 break;
1435                                 case LA_4GHZ_LINK:
1436                                         ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
1437                                 break;
1438                                 case LA_8GHZ_LINK:
1439                                         ae->un.PortSpeed = HBA_PORTSPEED_8GBIT;
1440                                 break;
1441                                 default:
1442                                         ae->un.PortSpeed =
1443                                                 HBA_PORTSPEED_UNKNOWN;
1444                                 break;
1445                         }
1446                         pab->ab.EntryCnt++;
1447                         size += FOURBYTES + 4;
1448
1449                         /* #4 Port attribute entry */
1450                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1451                         ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE);
1452                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1453                         hsp = (struct serv_parm *) & vport->fc_sparam;
1454                         ae->un.MaxFrameSize =
1455                             (((uint32_t) hsp->cmn.
1456                               bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn.
1457                             bbRcvSizeLsb;
1458                         pab->ab.EntryCnt++;
1459                         size += FOURBYTES + 4;
1460
1461                         /* #5 Port attribute entry */
1462                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1463                         ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME);
1464                         strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME);
1465                         len = strlen((char *)ae->un.OsDeviceName);
1466                         len += (len & 3) ? (4 - (len & 3)) : 4;
1467                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1468                         pab->ab.EntryCnt++;
1469                         size += FOURBYTES + len;
1470
1471                         if (vport->cfg_fdmi_on == 2) {
1472                                 /* #6 Port attribute entry */
1473                                 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab +
1474                                                           size);
1475                                 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME);
1476                                 sprintf(ae->un.HostName, "%s",
1477                                         init_utsname()->nodename);
1478                                 len = strlen(ae->un.HostName);
1479                                 len += (len & 3) ? (4 - (len & 3)) : 4;
1480                                 ae->ad.bits.AttrLen =
1481                                     be16_to_cpu(FOURBYTES + len);
1482                                 pab->ab.EntryCnt++;
1483                                 size += FOURBYTES + len;
1484                         }
1485
1486                         pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt);
1487                         /* Total size */
1488                         size = GID_REQUEST_SZ - 4 + size;
1489                 }
1490                 break;
1491
1492         case SLI_MGMT_DHBA:
1493                 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA);
1494                 CtReq->CommandResponse.bits.Size = 0;
1495                 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1496                 memcpy((uint8_t *) & pe->PortName,
1497                        (uint8_t *) & vport->fc_sparam.portName,
1498                        sizeof (struct lpfc_name));
1499                 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1500                 break;
1501
1502         case SLI_MGMT_DPRT:
1503                 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT);
1504                 CtReq->CommandResponse.bits.Size = 0;
1505                 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1506                 memcpy((uint8_t *) & pe->PortName,
1507                        (uint8_t *) & vport->fc_sparam.portName,
1508                        sizeof (struct lpfc_name));
1509                 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1510                 break;
1511         }
1512
1513         bpl = (struct ulp_bde64 *) bmp->virt;
1514         bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1515         bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1516         bpl->tus.f.bdeFlags = 0;
1517         bpl->tus.f.bdeSize = size;
1518         bpl->tus.w = le32_to_cpu(bpl->tus.w);
1519
1520         cmpl = lpfc_cmpl_ct_cmd_fdmi;
1521         lpfc_nlp_get(ndlp);
1522
1523         if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0))
1524                 return 0;
1525
1526         lpfc_nlp_put(ndlp);
1527         lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1528 fdmi_cmd_free_bmp:
1529         kfree(bmp);
1530 fdmi_cmd_free_mpvirt:
1531         lpfc_mbuf_free(phba, mp->virt, mp->phys);
1532 fdmi_cmd_free_mp:
1533         kfree(mp);
1534 fdmi_cmd_exit:
1535         /* Issue FDMI request failed */
1536         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1537                          "0244 Issue FDMI request failed Data: x%x\n",
1538                          cmdcode);
1539         return 1;
1540 }
1541
1542 void
1543 lpfc_fdmi_tmo(unsigned long ptr)
1544 {
1545         struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
1546         struct lpfc_hba   *phba = vport->phba;
1547         unsigned long iflag;
1548
1549         spin_lock_irqsave(&vport->work_port_lock, iflag);
1550         if (!(vport->work_port_events & WORKER_FDMI_TMO)) {
1551                 vport->work_port_events |= WORKER_FDMI_TMO;
1552                 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1553
1554                 spin_lock_irqsave(&phba->hbalock, iflag);
1555                 if (phba->work_wait)
1556                         lpfc_worker_wake_up(phba);
1557                 spin_unlock_irqrestore(&phba->hbalock, iflag);
1558         }
1559         else
1560                 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1561 }
1562
1563 void
1564 lpfc_fdmi_timeout_handler(struct lpfc_vport *vport)
1565 {
1566         struct lpfc_nodelist *ndlp;
1567
1568         ndlp = lpfc_findnode_did(vport, FDMI_DID);
1569         if (ndlp) {
1570                 if (init_utsname()->nodename[0] != '\0')
1571                         lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA);
1572                 else
1573                         mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60);
1574         }
1575         return;
1576 }
1577
1578 void
1579 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
1580 {
1581         struct lpfc_sli *psli = &phba->sli;
1582         lpfc_vpd_t *vp = &phba->vpd;
1583         uint32_t b1, b2, b3, b4, i, rev;
1584         char c;
1585         uint32_t *ptr, str[4];
1586         uint8_t *fwname;
1587
1588         if (vp->rev.rBit) {
1589                 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1590                         rev = vp->rev.sli2FwRev;
1591                 else
1592                         rev = vp->rev.sli1FwRev;
1593
1594                 b1 = (rev & 0x0000f000) >> 12;
1595                 b2 = (rev & 0x00000f00) >> 8;
1596                 b3 = (rev & 0x000000c0) >> 6;
1597                 b4 = (rev & 0x00000030) >> 4;
1598
1599                 switch (b4) {
1600                 case 0:
1601                         c = 'N';
1602                         break;
1603                 case 1:
1604                         c = 'A';
1605                         break;
1606                 case 2:
1607                         c = 'B';
1608                         break;
1609                 default:
1610                         c = 0;
1611                         break;
1612                 }
1613                 b4 = (rev & 0x0000000f);
1614
1615                 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1616                         fwname = vp->rev.sli2FwName;
1617                 else
1618                         fwname = vp->rev.sli1FwName;
1619
1620                 for (i = 0; i < 16; i++)
1621                         if (fwname[i] == 0x20)
1622                                 fwname[i] = 0;
1623
1624                 ptr = (uint32_t*)fwname;
1625
1626                 for (i = 0; i < 3; i++)
1627                         str[i] = be32_to_cpu(*ptr++);
1628
1629                 if (c == 0) {
1630                         if (flag)
1631                                 sprintf(fwrevision, "%d.%d%d (%s)",
1632                                         b1, b2, b3, (char *)str);
1633                         else
1634                                 sprintf(fwrevision, "%d.%d%d", b1,
1635                                         b2, b3);
1636                 } else {
1637                         if (flag)
1638                                 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
1639                                         b1, b2, b3, c,
1640                                         b4, (char *)str);
1641                         else
1642                                 sprintf(fwrevision, "%d.%d%d%c%d",
1643                                         b1, b2, b3, c, b4);
1644                 }
1645         } else {
1646                 rev = vp->rev.smFwRev;
1647
1648                 b1 = (rev & 0xff000000) >> 24;
1649                 b2 = (rev & 0x00f00000) >> 20;
1650                 b3 = (rev & 0x000f0000) >> 16;
1651                 c  = (rev & 0x0000ff00) >> 8;
1652                 b4 = (rev & 0x000000ff);
1653
1654                 if (flag)
1655                         sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1656                                 b2, b3, c, b4);
1657                 else
1658                         sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1659                                 b2, b3, c, b4);
1660         }
1661         return;
1662 }