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 static struct lpfc_vport *
 394 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
 395
 396         struct lpfc_vport *vport_curr;
 397
 398         list_for_each_entry(vport_curr, &phba->port_list, listentry) {
 399                 if ((vport_curr->fc_myDID) &&
 400                         (vport_curr->fc_myDID == did))
 401                         return vport_curr;
 402         }
 403
 404         return NULL;
 405 }
 406
 407 static int
 408 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size)
 409 {
 410         struct lpfc_hba  *phba = vport->phba;
 411         struct lpfc_sli_ct_request *Response =
 412                 (struct lpfc_sli_ct_request *) mp->virt;
 413         struct lpfc_nodelist *ndlp = NULL;
 414         struct lpfc_dmabuf *mlast, *next_mp;
 415         uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
 416         uint32_t Did, CTentry;
 417         int Cnt;
 418         struct list_head head;
 419
 420         lpfc_set_disctmo(vport);
 421         vport->num_disc_nodes = 0;
 422
 423
 424         list_add_tail(&head, &mp->list);
 425         list_for_each_entry_safe(mp, next_mp, &head, list) {
 426                 mlast = mp;
 427
 428                 Cnt = Size  > FCELSSIZE ? FCELSSIZE : Size;
 429
 430                 Size -= Cnt;
 431
 432                 if (!ctptr) {
 433                         ctptr = (uint32_t *) mlast->virt;
 434                 } else
 435                         Cnt -= 16;      /* subtract length of CT header */
 436
 437                 /* Loop through entire NameServer list of DIDs */
 438                 while (Cnt >= sizeof (uint32_t)) {
 439                         /* Get next DID from NameServer List */
 440                         CTentry = *ctptr++;
 441                         Did = ((be32_to_cpu(CTentry)) & Mask_DID);
 442
 443                         ndlp = NULL;
 444
 445                         /*
 446                          * Check for rscn processing or not
 447                          * To conserve rpi's, filter out addresses for other
 448                          * vports on the same physical HBAs.
 449                          */
 450                         if ((Did != vport->fc_myDID) &&
 451                             ((lpfc_find_vport_by_did(phba, Did) == NULL) ||
 452                              phba->cfg_peer_port_login)) {
 453                                 if ((vport->port_type != LPFC_NPIV_PORT) ||
 454                                     (vport->fc_flag & FC_RFF_NOT_SUPPORTED) ||
 455                                     (!phba->cfg_vport_restrict_login)) {
 456                                         ndlp = lpfc_setup_disc_node(vport, Did);
 457                                         if (ndlp) {
 458                                                 lpfc_debugfs_disc_trc(vport,
 459                                                 LPFC_DISC_TRC_CT,
 460                                                 "Parse GID_FTrsp: "
 461                                                 "did:x%x flg:x%x x%x",
 462                                                 Did, ndlp->nlp_flag,
 463                                                 vport->fc_flag);
 464
 465                                                 lpfc_printf_log(phba, KERN_INFO,
 466                                                         LOG_DISCOVERY,
 467                                                         "%d (%d):0238 Process "
 468                                                         "x%x NameServer Rsp"
 469                                                         "Data: x%x x%x x%x\n",
 470                                                         phba->brd_no,
 471                                                         vport->vpi, Did,
 472                                                         ndlp->nlp_flag,
 473                                                         vport->fc_flag,
 474                                                         vport->fc_rscn_id_cnt);
 475                                         } else {
 476                                                 lpfc_debugfs_disc_trc(vport,
 477                                                 LPFC_DISC_TRC_CT,
 478                                                 "Skip1 GID_FTrsp: "
 479                                                 "did:x%x flg:x%x cnt:%d",
 480                                                 Did, vport->fc_flag,
 481                                                 vport->fc_rscn_id_cnt);
 482
 483                                                 lpfc_printf_log(phba, KERN_INFO,
 484                                                         LOG_DISCOVERY,
 485                                                         "%d (%d):0239 Skip x%x "
 486                                                         "NameServer Rsp Data: "
 487                                                         "x%x x%x\n",
 488                                                         phba->brd_no,
 489                                                         vport->vpi, Did,
 490                                                         vport->fc_flag,
 491                                                         vport->fc_rscn_id_cnt);
 492                                         }
 493
 494                                 } else {
 495                                         if (!(vport->fc_flag & FC_RSCN_MODE) ||
 496                                         (lpfc_rscn_payload_check(vport, Did))) {
 497                                                 lpfc_debugfs_disc_trc(vport,
 498                                                 LPFC_DISC_TRC_CT,
 499                                                 "Query GID_FTrsp: "
 500                                                 "did:x%x flg:x%x cnt:%d",
 501                                                 Did, vport->fc_flag,
 502                                                 vport->fc_rscn_id_cnt);
 503
 504                                                 if (lpfc_ns_cmd(vport,
 505                                                         SLI_CTNS_GFF_ID,
 506                                                         0, Did) == 0)
 507                                                         vport->num_disc_nodes++;
 508                                         }
 509                                         else {
 510                                                 lpfc_debugfs_disc_trc(vport,
 511                                                 LPFC_DISC_TRC_CT,
 512                                                 "Skip2 GID_FTrsp: "
 513                                                 "did:x%x flg:x%x cnt:%d",
 514                                                 Did, vport->fc_flag,
 515                                                 vport->fc_rscn_id_cnt);
 516
 517                                                 lpfc_printf_log(phba, KERN_INFO,
 518                                                         LOG_DISCOVERY,
 519                                                         "%d (%d):0245 Skip x%x "
 520                                                         "NameServer Rsp Data: "
 521                                                         "x%x x%x\n",
 522                                                         phba->brd_no,
 523                                                         vport->vpi, Did,
 524                                                         vport->fc_flag,
 525                                                         vport->fc_rscn_id_cnt);
 526                                         }
 527                                 }
 528                         }
 529                         if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY)))
 530                                 goto nsout1;
 531                         Cnt -= sizeof (uint32_t);
 532                 }
 533                 ctptr = NULL;
 534
 535         }
 536
 537 nsout1:
 538         list_del(&head);
 539         return 0;
 540 }
 541
 542 static void
 543 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 544                         struct lpfc_iocbq *rspiocb)
 545 {
 546         struct lpfc_vport *vport = cmdiocb->vport;
 547         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 548         IOCB_t *irsp;
 549         struct lpfc_dmabuf *bmp;
 550         struct lpfc_dmabuf *outp;
 551         struct lpfc_sli_ct_request *CTrsp;
 552         int rc;
 553
 554         /* we pass cmdiocb to state machine which needs rspiocb as well */
 555         cmdiocb->context_un.rsp_iocb = rspiocb;
 556
 557         outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 558         bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
 559         irsp = &rspiocb->iocb;
 560
 561         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 562                  "GID_FT cmpl:     status:x%x/x%x rtry:%d",
 563                 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
 564
 565         /* Don't bother processing response if vport is being torn down. */
 566         if (vport->load_flag & FC_UNLOADING)
 567                 goto out;
 568
 569
 570         if (lpfc_els_chk_latt(vport) || lpfc_error_lost_link(irsp)) {
 571                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 572                                 "%d (%d):0216 Link event during NS query\n",
 573                                 phba->brd_no, vport->vpi);
 574                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 575                 goto out;
 576         }
 577
 578         if (irsp->ulpStatus) {
 579                 /* Check for retry */
 580                 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
 581                         if ((irsp->ulpStatus != IOSTAT_LOCAL_REJECT) ||
 582                                 (irsp->un.ulpWord[4] != IOERR_NO_RESOURCES))
 583                                 vport->fc_ns_retry++;
 584                         /* CT command is being retried */
 585                         rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
 586                                          vport->fc_ns_retry, 0);
 587                         if (rc == 0)
 588                                 goto out;
 589                 }
 590                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 591                 lpfc_printf_log(phba, KERN_ERR, LOG_ELS,
 592                         "%d (%d):0257 GID_FT Query error: 0x%x 0x%x\n",
 593                         phba->brd_no, vport->vpi, irsp->ulpStatus,
 594                         vport->fc_ns_retry);
 595         } else {
 596                 /* Good status, continue checking */
 597                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 598                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 599                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
 600                         lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 601                                         "%d (%d):0208 NameServer Rsp "
 602                                         "Data: x%x\n",
 603                                         phba->brd_no, vport->vpi,
 604                                         vport->fc_flag);
 605                         lpfc_ns_rsp(vport, outp,
 606                                     (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
 607                 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
 608                            be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
 609                         /* NameServer Rsp Error */
 610                         lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 611                                         "%d (%d):0240 NameServer Rsp Error "
 612                                         "Data: x%x x%x x%x x%x\n",
 613                                         phba->brd_no, vport->vpi,
 614                                         CTrsp->CommandResponse.bits.CmdRsp,
 615                                         (uint32_t) CTrsp->ReasonCode,
 616                                         (uint32_t) CTrsp->Explanation,
 617                                         vport->fc_flag);
 618
 619                         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 620                                 "GID_FT rsp err1  cmd:x%x rsn:x%x exp:x%x",
 621                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
 622                                 (uint32_t) CTrsp->ReasonCode,
 623                                 (uint32_t) CTrsp->Explanation);
 624
 625                 } else {
 626                         /* NameServer Rsp Error */
 627                         lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
 628                                         "%d (%d):0241 NameServer Rsp Error "
 629                                         "Data: x%x x%x x%x x%x\n",
 630                                         phba->brd_no, vport->vpi,
 631                                         CTrsp->CommandResponse.bits.CmdRsp,
 632                                         (uint32_t) CTrsp->ReasonCode,
 633                                         (uint32_t) CTrsp->Explanation,
 634                                         vport->fc_flag);
 635
 636                         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 637                                 "GID_FT rsp err2  cmd:x%x rsn:x%x exp:x%x",
 638                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
 639                                 (uint32_t) CTrsp->ReasonCode,
 640                                 (uint32_t) CTrsp->Explanation);
 641                 }
 642         }
 643         /* Link up / RSCN discovery */
 644         if (vport->num_disc_nodes == 0) {
 645                 /*
 646                  * The driver has cycled through all Nports in the RSCN payload.
 647                  * Complete the handling by cleaning up and marking the
 648                  * current driver state.
 649                  */
 650                 if (vport->port_state >= LPFC_DISC_AUTH) {
 651                         if (vport->fc_flag & FC_RSCN_MODE) {
 652                                 lpfc_els_flush_rscn(vport);
 653                                 spin_lock_irq(shost->host_lock);
 654                                 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
 655                                 spin_unlock_irq(shost->host_lock);
 656                         }
 657                         else
 658                                 lpfc_els_flush_rscn(vport);
 659                 }
 660
 661                 lpfc_disc_start(vport);
 662         }
 663 out:
 664         lpfc_ct_free_iocb(phba, cmdiocb);
 665         return;
 666 }
 667
 668 void
 669 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 670                         struct lpfc_iocbq *rspiocb)
 671 {
 672         struct lpfc_vport *vport = cmdiocb->vport;
 673         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 674         IOCB_t *irsp = &rspiocb->iocb;
 675         struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
 676         struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 677         struct lpfc_sli_ct_request *CTrsp;
 678         int did;
 679         uint8_t fbits;
 680         struct lpfc_nodelist *ndlp;
 681
 682         did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
 683         did = be32_to_cpu(did);
 684
 685         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 686                 "GFF_ID cmpl:     status:x%x/x%x did:x%x",
 687                 irsp->ulpStatus, irsp->un.ulpWord[4], did);
 688
 689         if (irsp->ulpStatus == IOSTAT_SUCCESS) {
 690                 /* Good status, continue checking */
 691                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 692                 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
 693
 694                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 695                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
 696                         if ((fbits & FC4_FEATURE_INIT) &&
 697                             !(fbits & FC4_FEATURE_TARGET)) {
 698                                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 699                                                 "%d (%d):0245 Skip x%x GFF "
 700                                                 "NameServer Rsp Data: (init) "
 701                                                 "x%x x%x\n", phba->brd_no,
 702                                                 vport->vpi, did, fbits,
 703                                                 vport->fc_rscn_id_cnt);
 704                                 goto out;
 705                         }
 706                 }
 707         }
 708         else {
 709                 lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
 710                                 "%d (%d):0267 NameServer GFF Rsp"
 711                                 " x%x Error (%d %d) Data: x%x x%x\n",
 712                                 phba->brd_no, vport->vpi, did,
 713                                 irsp->ulpStatus, irsp->un.ulpWord[4],
 714                                 vport->fc_flag, vport->fc_rscn_id_cnt)
 715         }
 716
 717         /* This is a target port, unregistered port, or the GFF_ID failed */
 718         ndlp = lpfc_setup_disc_node(vport, did);
 719         if (ndlp) {
 720                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 721                                 "%d (%d):0242 Process x%x GFF "
 722                                 "NameServer Rsp Data: x%x x%x x%x\n",
 723                                 phba->brd_no, vport->vpi,
 724                                 did, ndlp->nlp_flag, vport->fc_flag,
 725                                 vport->fc_rscn_id_cnt);
 726         } else {
 727                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 728                                 "%d (%d):0243 Skip x%x GFF "
 729                                 "NameServer Rsp Data: x%x x%x\n",
 730                                 phba->brd_no, vport->vpi, did,
 731                                 vport->fc_flag, vport->fc_rscn_id_cnt);
 732         }
 733 out:
 734         /* Link up / RSCN discovery */
 735         if (vport->num_disc_nodes)
 736                 vport->num_disc_nodes--;
 737         if (vport->num_disc_nodes == 0) {
 738                 /*
 739                  * The driver has cycled through all Nports in the RSCN payload.
 740                  * Complete the handling by cleaning up and marking the
 741                  * current driver state.
 742                  */
 743                 if (vport->port_state >= LPFC_DISC_AUTH) {
 744                         if (vport->fc_flag & FC_RSCN_MODE) {
 745                                 lpfc_els_flush_rscn(vport);
 746                                 spin_lock_irq(shost->host_lock);
 747                                 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
 748                                 spin_unlock_irq(shost->host_lock);
 749                         }
 750                         else
 751                                 lpfc_els_flush_rscn(vport);
 752                 }
 753                 lpfc_disc_start(vport);
 754         }
 755         lpfc_ct_free_iocb(phba, cmdiocb);
 756         return;
 757 }
 758
 759
 760 static void
 761 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 762                         struct lpfc_iocbq *rspiocb)
 763 {
 764         struct lpfc_vport *vport = cmdiocb->vport;
 765         struct lpfc_dmabuf *inp;
 766         struct lpfc_dmabuf *outp;
 767         IOCB_t *irsp;
 768         struct lpfc_sli_ct_request *CTrsp;
 769         int cmdcode, rc;
 770         uint8_t retry;
 771         uint32_t latt;
 772
 773         /* we pass cmdiocb to state machine which needs rspiocb as well */
 774         cmdiocb->context_un.rsp_iocb = rspiocb;
 775
 776         inp = (struct lpfc_dmabuf *) cmdiocb->context1;
 777         outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 778         irsp = &rspiocb->iocb;
 779
 780         cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
 781                                         CommandResponse.bits.CmdRsp);
 782         CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 783
 784         latt = lpfc_els_chk_latt(vport);
 785
 786         /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
 787         lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 788                         "%d (%d):0209 RFT request completes, latt %d, "
 789                         "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
 790                         phba->brd_no, vport->vpi, latt, irsp->ulpStatus,
 791                         CTrsp->CommandResponse.bits.CmdRsp,
 792                         cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
 793
 794         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 795                 "CT cmd cmpl:     status:x%x/x%x cmd:x%x",
 796                 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
 797
 798         if (irsp->ulpStatus) {
 799                 lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
 800                         "%d (%d):0268 NS cmd %x Error (%d %d)\n",
 801                         phba->brd_no, vport->vpi, cmdcode,
 802                         irsp->ulpStatus, irsp->un.ulpWord[4]);
 803
 804                 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
 805                         ((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) ||
 806                          (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED)))
 807                         goto out;
 808
 809                 retry = cmdiocb->retry;
 810                 if (retry >= LPFC_MAX_NS_RETRY)
 811                         goto out;
 812
 813                 retry++;
 814                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
 815                                 "%d (%d):0216 Retrying NS cmd %x\n",
 816                                 phba->brd_no, vport->vpi, cmdcode);
 817                 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
 818                 if (rc == 0)
 819                         goto out;
 820         }
 821
 822 out:
 823         lpfc_ct_free_iocb(phba, cmdiocb);
 824         return;
 825 }
 826
 827 static void
 828 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 829                         struct lpfc_iocbq *rspiocb)
 830 {
 831         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 832         return;
 833 }
 834
 835 static void
 836 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 837                          struct lpfc_iocbq *rspiocb)
 838 {
 839         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 840         return;
 841 }
 842
 843 static void
 844 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 845                          struct lpfc_iocbq *rspiocb)
 846 {
 847         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 848         return;
 849 }
 850
 851 static void
 852 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 853                         struct lpfc_iocbq *rspiocb)
 854 {
 855         IOCB_t *irsp = &rspiocb->iocb;
 856         struct lpfc_vport *vport = cmdiocb->vport;
 857
 858         if (irsp->ulpStatus != IOSTAT_SUCCESS)
 859             vport->fc_flag |= FC_RFF_NOT_SUPPORTED;
 860
 861         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
 862         return;
 863 }
 864
 865 int
 866 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
 867         size_t size)
 868 {
 869         int n;
 870         uint8_t *wwn = vport->phba->wwpn;
 871
 872         n = snprintf(symbol, size,
 873                      "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
 874                      wwn[0], wwn[1], wwn[2], wwn[3],
 875                      wwn[4], wwn[5], wwn[6], wwn[7]);
 876
 877         if (vport->port_type == LPFC_PHYSICAL_PORT)
 878                 return n;
 879
 880         if (n < size)
 881                 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi);
 882
 883         if (n < size && vport->vname)
 884                 n += snprintf(symbol + n, size - n, " VName-%s", vport->vname);
 885         return n;
 886 }
 887
 888 int
 889 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
 890         size_t size)
 891 {
 892         char fwrev[16];
 893         int n;
 894
 895         lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
 896
 897         n = snprintf(symbol, size, "Emulex %s FV%s DV%s",
 898                 vport->phba->ModelName, fwrev, lpfc_release_version);
 899         return n;
 900 }
 901
 902 /*
 903  * lpfc_ns_cmd
 904  * Description:
 905  *    Issue Cmd to NameServer
 906  *       SLI_CTNS_GID_FT
 907  *       LI_CTNS_RFT_ID
 908  */
 909 int
 910 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
 911             uint8_t retry, uint32_t context)
 912 {
 913         struct lpfc_nodelist * ndlp;
 914         struct lpfc_hba *phba = vport->phba;
 915         struct lpfc_dmabuf *mp, *bmp;
 916         struct lpfc_sli_ct_request *CtReq;
 917         struct ulp_bde64 *bpl;
 918         void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
 919                       struct lpfc_iocbq *) = NULL;
 920         uint32_t rsp_size = 1024;
 921         size_t   size;
 922         int rc = 0;
 923
 924         ndlp = lpfc_findnode_did(vport, NameServer_DID);
 925         if (ndlp == NULL || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
 926                 rc=1;
 927                 goto ns_cmd_exit;
 928         }
 929
 930         /* fill in BDEs for command */
 931         /* Allocate buffer for command payload */
 932         mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
 933         if (!mp) {
 934                 rc=2;
 935                 goto ns_cmd_exit;
 936         }
 937
 938         INIT_LIST_HEAD(&mp->list);
 939         mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
 940         if (!mp->virt) {
 941                 rc=3;
 942                 goto ns_cmd_free_mp;
 943         }
 944
 945         /* Allocate buffer for Buffer ptr list */
 946         bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
 947         if (!bmp) {
 948                 rc=4;
 949                 goto ns_cmd_free_mpvirt;
 950         }
 951
 952         INIT_LIST_HEAD(&bmp->list);
 953         bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
 954         if (!bmp->virt) {
 955                 rc=5;
 956                 goto ns_cmd_free_bmp;
 957         }
 958
 959         /* NameServer Req */
 960         lpfc_printf_log(phba, KERN_INFO ,LOG_DISCOVERY,
 961                         "%d (%d):0236 NameServer Req Data: x%x x%x x%x\n",
 962                         phba->brd_no, vport->vpi, cmdcode, vport->fc_flag,
 963                         vport->fc_rscn_id_cnt);
 964
 965         bpl = (struct ulp_bde64 *) bmp->virt;
 966         memset(bpl, 0, sizeof(struct ulp_bde64));
 967         bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
 968         bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
 969         bpl->tus.f.bdeFlags = 0;
 970         if (cmdcode == SLI_CTNS_GID_FT)
 971                 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
 972         else if (cmdcode == SLI_CTNS_GFF_ID)
 973                 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
 974         else if (cmdcode == SLI_CTNS_RFT_ID)
 975                 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
 976         else if (cmdcode == SLI_CTNS_RNN_ID)
 977                 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
 978         else if (cmdcode == SLI_CTNS_RSPN_ID)
 979                 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
 980         else if (cmdcode == SLI_CTNS_RSNN_NN)
 981                 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
 982         else if (cmdcode == SLI_CTNS_RFF_ID)
 983                 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
 984         else
 985                 bpl->tus.f.bdeSize = 0;
 986         bpl->tus.w = le32_to_cpu(bpl->tus.w);
 987
 988         CtReq = (struct lpfc_sli_ct_request *) mp->virt;
 989         memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request));
 990         CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
 991         CtReq->RevisionId.bits.InId = 0;
 992         CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
 993         CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
 994         CtReq->CommandResponse.bits.Size = 0;
 995         switch (cmdcode) {
 996         case SLI_CTNS_GID_FT:
 997                 CtReq->CommandResponse.bits.CmdRsp =
 998                     be16_to_cpu(SLI_CTNS_GID_FT);
 999                 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP;
1000                 if (vport->port_state < LPFC_NS_QRY)
1001                         vport->port_state = LPFC_NS_QRY;
1002                 lpfc_set_disctmo(vport);
1003                 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1004                 rsp_size = FC_MAX_NS_RSP;
1005                 break;
1006
1007         case SLI_CTNS_GFF_ID:
1008                 CtReq->CommandResponse.bits.CmdRsp =
1009                         be16_to_cpu(SLI_CTNS_GFF_ID);
1010                 CtReq->un.gff.PortId = be32_to_cpu(context);
1011                 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1012                 break;
1013
1014         case SLI_CTNS_RFT_ID:
1015                 CtReq->CommandResponse.bits.CmdRsp =
1016                     be16_to_cpu(SLI_CTNS_RFT_ID);
1017                 CtReq->un.rft.PortId = be32_to_cpu(vport->fc_myDID);
1018                 CtReq->un.rft.fcpReg = 1;
1019                 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1020                 break;
1021
1022         case SLI_CTNS_RNN_ID:
1023                 CtReq->CommandResponse.bits.CmdRsp =
1024                     be16_to_cpu(SLI_CTNS_RNN_ID);
1025                 CtReq->un.rnn.PortId = be32_to_cpu(vport->fc_myDID);
1026                 memcpy(CtReq->un.rnn.wwnn,  &vport->fc_nodename,
1027                        sizeof (struct lpfc_name));
1028                 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1029                 break;
1030
1031         case SLI_CTNS_RSPN_ID:
1032                 CtReq->CommandResponse.bits.CmdRsp =
1033                     be16_to_cpu(SLI_CTNS_RSPN_ID);
1034                 CtReq->un.rspn.PortId = be32_to_cpu(vport->fc_myDID);
1035                 size = sizeof(CtReq->un.rspn.symbname);
1036                 CtReq->un.rspn.len =
1037                         lpfc_vport_symbolic_port_name(vport,
1038                         CtReq->un.rspn.symbname, size);
1039                 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1040                 break;
1041         case SLI_CTNS_RSNN_NN:
1042                 CtReq->CommandResponse.bits.CmdRsp =
1043                     be16_to_cpu(SLI_CTNS_RSNN_NN);
1044                 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1045                        sizeof (struct lpfc_name));
1046                 size = sizeof(CtReq->un.rsnn.symbname);
1047                 CtReq->un.rsnn.len =
1048                         lpfc_vport_symbolic_node_name(vport,
1049                         CtReq->un.rsnn.symbname, size);
1050                 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1051                 break;
1052         case SLI_CTNS_RFF_ID:
1053                 vport->fc_flag &= ~FC_RFF_NOT_SUPPORTED;
1054                 CtReq->CommandResponse.bits.CmdRsp =
1055                     be16_to_cpu(SLI_CTNS_RFF_ID);
1056                 CtReq->un.rff.PortId = be32_to_cpu(vport->fc_myDID);;
1057                 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1058                 CtReq->un.rff.type_code = FC_FCP_DATA;
1059                 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1060                 break;
1061         }
1062
1063         if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1064                 /* On success, The cmpl function will free the buffers */
1065                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1066                         "Issue CT cmd:    cmd:x%x did:x%x",
1067                         cmdcode, ndlp->nlp_DID, 0);
1068                 return 0;
1069         }
1070
1071         rc=6;
1072         lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1073 ns_cmd_free_bmp:
1074         kfree(bmp);
1075 ns_cmd_free_mpvirt:
1076         lpfc_mbuf_free(phba, mp->virt, mp->phys);
1077 ns_cmd_free_mp:
1078         kfree(mp);
1079 ns_cmd_exit:
1080         lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
1081                 "%d (%d):0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1082                         phba->brd_no, vport->vpi, cmdcode, rc, vport->fc_flag,
1083                         vport->fc_rscn_id_cnt);
1084         return 1;
1085 }
1086
1087 static void
1088 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1089                       struct lpfc_iocbq * rspiocb)
1090 {
1091         struct lpfc_dmabuf *inp = cmdiocb->context1;
1092         struct lpfc_dmabuf *outp = cmdiocb->context2;
1093         struct lpfc_sli_ct_request *CTrsp = outp->virt;
1094         struct lpfc_sli_ct_request *CTcmd = inp->virt;
1095         struct lpfc_nodelist *ndlp;
1096         uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1097         uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1098         struct lpfc_vport *vport = cmdiocb->vport;
1099         IOCB_t *irsp = &rspiocb->iocb;
1100         uint32_t latt;
1101
1102         latt = lpfc_els_chk_latt(vport);
1103
1104         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1105                 "FDMI cmpl:       status:x%x/x%x latt:%d",
1106                 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1107
1108         if (latt || irsp->ulpStatus) {
1109                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
1110                                 "%d (%d):0229 FDMI cmd %04x failed, latt = %d "
1111                                 "ulpStatus: x%x, rid x%x\n",
1112                                 phba->brd_no, vport->vpi,
1113                                 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1114                                 irsp->un.ulpWord[4]);
1115                 lpfc_ct_free_iocb(phba, cmdiocb);
1116                 return;
1117         }
1118
1119         ndlp = lpfc_findnode_did(vport, FDMI_DID);
1120         if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
1121                 /* FDMI rsp failed */
1122                 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
1123                                 "%d (%d):0220 FDMI rsp failed Data: x%x\n",
1124                                 phba->brd_no, vport->vpi,
1125                                 be16_to_cpu(fdmi_cmd));
1126         }
1127
1128         switch (be16_to_cpu(fdmi_cmd)) {
1129         case SLI_MGMT_RHBA:
1130                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA);
1131                 break;
1132
1133         case SLI_MGMT_RPA:
1134                 break;
1135
1136         case SLI_MGMT_DHBA:
1137                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT);
1138                 break;
1139
1140         case SLI_MGMT_DPRT:
1141                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA);
1142                 break;
1143         }
1144         lpfc_ct_free_iocb(phba, cmdiocb);
1145         return;
1146 }
1147
1148 int
1149 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode)
1150 {
1151         struct lpfc_hba *phba = vport->phba;
1152         struct lpfc_dmabuf *mp, *bmp;
1153         struct lpfc_sli_ct_request *CtReq;
1154         struct ulp_bde64 *bpl;
1155         uint32_t size;
1156         REG_HBA *rh;
1157         PORT_ENTRY *pe;
1158         REG_PORT_ATTRIBUTE *pab;
1159         ATTRIBUTE_BLOCK *ab;
1160         ATTRIBUTE_ENTRY *ae;
1161         void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1162                       struct lpfc_iocbq *);
1163
1164
1165         /* fill in BDEs for command */
1166         /* Allocate buffer for command payload */
1167         mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1168         if (!mp)
1169                 goto fdmi_cmd_exit;
1170
1171         mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
1172         if (!mp->virt)
1173                 goto fdmi_cmd_free_mp;
1174
1175         /* Allocate buffer for Buffer ptr list */
1176         bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1177         if (!bmp)
1178                 goto fdmi_cmd_free_mpvirt;
1179
1180         bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
1181         if (!bmp->virt)
1182                 goto fdmi_cmd_free_bmp;
1183
1184         INIT_LIST_HEAD(&mp->list);
1185         INIT_LIST_HEAD(&bmp->list);
1186
1187         /* FDMI request */
1188         lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
1189                         "%d (%d):0218 FDMI Request Data: x%x x%x x%x\n",
1190                         phba->brd_no, vport->vpi, vport->fc_flag,
1191                         vport->port_state, cmdcode);
1192
1193         CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1194
1195         memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1196         CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1197         CtReq->RevisionId.bits.InId = 0;
1198
1199         CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
1200         CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
1201         size = 0;
1202
1203         switch (cmdcode) {
1204         case SLI_MGMT_RHBA:
1205                 {
1206                         lpfc_vpd_t *vp = &phba->vpd;
1207                         uint32_t i, j, incr;
1208                         int len;
1209
1210                         CtReq->CommandResponse.bits.CmdRsp =
1211                             be16_to_cpu(SLI_MGMT_RHBA);
1212                         CtReq->CommandResponse.bits.Size = 0;
1213                         rh = (REG_HBA *) & CtReq->un.PortID;
1214                         memcpy(&rh->hi.PortName, &vport->fc_sparam.portName,
1215                                sizeof (struct lpfc_name));
1216                         /* One entry (port) per adapter */
1217                         rh->rpl.EntryCnt = be32_to_cpu(1);
1218                         memcpy(&rh->rpl.pe, &vport->fc_sparam.portName,
1219                                sizeof (struct lpfc_name));
1220
1221                         /* point to the HBA attribute block */
1222                         size = 2 * sizeof (struct lpfc_name) + FOURBYTES;
1223                         ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size);
1224                         ab->EntryCnt = 0;
1225
1226                         /* Point to the beginning of the first HBA attribute
1227                            entry */
1228                         /* #1 HBA attribute entry */
1229                         size += FOURBYTES;
1230                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1231                         ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME);
1232                         ae->ad.bits.AttrLen =  be16_to_cpu(FOURBYTES
1233                                                 + sizeof (struct lpfc_name));
1234                         memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
1235                                sizeof (struct lpfc_name));
1236                         ab->EntryCnt++;
1237                         size += FOURBYTES + sizeof (struct lpfc_name);
1238
1239                         /* #2 HBA attribute entry */
1240                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1241                         ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER);
1242                         strcpy(ae->un.Manufacturer, "Emulex Corporation");
1243                         len = strlen(ae->un.Manufacturer);
1244                         len += (len & 3) ? (4 - (len & 3)) : 4;
1245                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1246                         ab->EntryCnt++;
1247                         size += FOURBYTES + len;
1248
1249                         /* #3 HBA attribute entry */
1250                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1251                         ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER);
1252                         strcpy(ae->un.SerialNumber, phba->SerialNumber);
1253                         len = strlen(ae->un.SerialNumber);
1254                         len += (len & 3) ? (4 - (len & 3)) : 4;
1255                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1256                         ab->EntryCnt++;
1257                         size += FOURBYTES + len;
1258
1259                         /* #4 HBA attribute entry */
1260                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1261                         ae->ad.bits.AttrType = be16_to_cpu(MODEL);
1262                         strcpy(ae->un.Model, phba->ModelName);
1263                         len = strlen(ae->un.Model);
1264                         len += (len & 3) ? (4 - (len & 3)) : 4;
1265                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1266                         ab->EntryCnt++;
1267                         size += FOURBYTES + len;
1268
1269                         /* #5 HBA attribute entry */
1270                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1271                         ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION);
1272                         strcpy(ae->un.ModelDescription, phba->ModelDesc);
1273                         len = strlen(ae->un.ModelDescription);
1274                         len += (len & 3) ? (4 - (len & 3)) : 4;
1275                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1276                         ab->EntryCnt++;
1277                         size += FOURBYTES + len;
1278
1279                         /* #6 HBA attribute entry */
1280                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1281                         ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION);
1282                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8);
1283                         /* Convert JEDEC ID to ascii for hardware version */
1284                         incr = vp->rev.biuRev;
1285                         for (i = 0; i < 8; i++) {
1286                                 j = (incr & 0xf);
1287                                 if (j <= 9)
1288                                         ae->un.HardwareVersion[7 - i] =
1289                                             (char)((uint8_t) 0x30 +
1290                                                    (uint8_t) j);
1291                                 else
1292                                         ae->un.HardwareVersion[7 - i] =
1293                                             (char)((uint8_t) 0x61 +
1294                                                    (uint8_t) (j - 10));
1295                                 incr = (incr >> 4);
1296                         }
1297                         ab->EntryCnt++;
1298                         size += FOURBYTES + 8;
1299
1300                         /* #7 HBA attribute entry */
1301                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1302                         ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION);
1303                         strcpy(ae->un.DriverVersion, lpfc_release_version);
1304                         len = strlen(ae->un.DriverVersion);
1305                         len += (len & 3) ? (4 - (len & 3)) : 4;
1306                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1307                         ab->EntryCnt++;
1308                         size += FOURBYTES + len;
1309
1310                         /* #8 HBA attribute entry */
1311                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1312                         ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION);
1313                         strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion);
1314                         len = strlen(ae->un.OptionROMVersion);
1315                         len += (len & 3) ? (4 - (len & 3)) : 4;
1316                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1317                         ab->EntryCnt++;
1318                         size += FOURBYTES + len;
1319
1320                         /* #9 HBA attribute entry */
1321                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1322                         ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION);
1323                         lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
1324                                 1);
1325                         len = strlen(ae->un.FirmwareVersion);
1326                         len += (len & 3) ? (4 - (len & 3)) : 4;
1327                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1328                         ab->EntryCnt++;
1329                         size += FOURBYTES + len;
1330
1331                         /* #10 HBA attribute entry */
1332                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1333                         ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION);
1334                         sprintf(ae->un.OsNameVersion, "%s %s %s",
1335                                 init_utsname()->sysname,
1336                                 init_utsname()->release,
1337                                 init_utsname()->version);
1338                         len = strlen(ae->un.OsNameVersion);
1339                         len += (len & 3) ? (4 - (len & 3)) : 4;
1340                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1341                         ab->EntryCnt++;
1342                         size += FOURBYTES + len;
1343
1344                         /* #11 HBA attribute entry */
1345                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1346                         ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN);
1347                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1348                         ae->un.MaxCTPayloadLen = (65 * 4096);
1349                         ab->EntryCnt++;
1350                         size += FOURBYTES + 4;
1351
1352                         ab->EntryCnt = be32_to_cpu(ab->EntryCnt);
1353                         /* Total size */
1354                         size = GID_REQUEST_SZ - 4 + size;
1355                 }
1356                 break;
1357
1358         case SLI_MGMT_RPA:
1359                 {
1360                         lpfc_vpd_t *vp;
1361                         struct serv_parm *hsp;
1362                         int len;
1363
1364                         vp = &phba->vpd;
1365
1366                         CtReq->CommandResponse.bits.CmdRsp =
1367                             be16_to_cpu(SLI_MGMT_RPA);
1368                         CtReq->CommandResponse.bits.Size = 0;
1369                         pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID;
1370                         size = sizeof (struct lpfc_name) + FOURBYTES;
1371                         memcpy((uint8_t *) & pab->PortName,
1372                                (uint8_t *) & vport->fc_sparam.portName,
1373                                sizeof (struct lpfc_name));
1374                         pab->ab.EntryCnt = 0;
1375
1376                         /* #1 Port attribute entry */
1377                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1378                         ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES);
1379                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32);
1380                         ae->un.SupportFC4Types[2] = 1;
1381                         ae->un.SupportFC4Types[7] = 1;
1382                         pab->ab.EntryCnt++;
1383                         size += FOURBYTES + 32;
1384
1385                         /* #2 Port attribute entry */
1386                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1387                         ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED);
1388                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1389
1390                         ae->un.SupportSpeed = 0;
1391                         if (phba->lmt & LMT_10Gb)
1392                                 ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT;
1393                         if (phba->lmt & LMT_8Gb)
1394                                 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
1395                         if (phba->lmt & LMT_4Gb)
1396                                 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
1397                         if (phba->lmt & LMT_2Gb)
1398                                 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
1399                         if (phba->lmt & LMT_1Gb)
1400                                 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
1401
1402                         pab->ab.EntryCnt++;
1403                         size += FOURBYTES + 4;
1404
1405                         /* #3 Port attribute entry */
1406                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1407                         ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED);
1408                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1409                         switch(phba->fc_linkspeed) {
1410                                 case LA_1GHZ_LINK:
1411                                         ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
1412                                 break;
1413                                 case LA_2GHZ_LINK:
1414                                         ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
1415                                 break;
1416                                 case LA_4GHZ_LINK:
1417                                         ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
1418                                 break;
1419                                 case LA_8GHZ_LINK:
1420                                         ae->un.PortSpeed = HBA_PORTSPEED_8GBIT;
1421                                 break;
1422                                 default:
1423                                         ae->un.PortSpeed =
1424                                                 HBA_PORTSPEED_UNKNOWN;
1425                                 break;
1426                         }
1427                         pab->ab.EntryCnt++;
1428                         size += FOURBYTES + 4;
1429
1430                         /* #4 Port attribute entry */
1431                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1432                         ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE);
1433                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1434                         hsp = (struct serv_parm *) & vport->fc_sparam;
1435                         ae->un.MaxFrameSize =
1436                             (((uint32_t) hsp->cmn.
1437                               bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn.
1438                             bbRcvSizeLsb;
1439                         pab->ab.EntryCnt++;
1440                         size += FOURBYTES + 4;
1441
1442                         /* #5 Port attribute entry */
1443                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1444                         ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME);
1445                         strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME);
1446                         len = strlen((char *)ae->un.OsDeviceName);
1447                         len += (len & 3) ? (4 - (len & 3)) : 4;
1448                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1449                         pab->ab.EntryCnt++;
1450                         size += FOURBYTES + len;
1451
1452                         if (phba->cfg_fdmi_on == 2) {
1453                                 /* #6 Port attribute entry */
1454                                 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab +
1455                                                           size);
1456                                 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME);
1457                                 sprintf(ae->un.HostName, "%s",
1458                                         init_utsname()->nodename);
1459                                 len = strlen(ae->un.HostName);
1460                                 len += (len & 3) ? (4 - (len & 3)) : 4;
1461                                 ae->ad.bits.AttrLen =
1462                                     be16_to_cpu(FOURBYTES + len);
1463                                 pab->ab.EntryCnt++;
1464                                 size += FOURBYTES + len;
1465                         }
1466
1467                         pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt);
1468                         /* Total size */
1469                         size = GID_REQUEST_SZ - 4 + size;
1470                 }
1471                 break;
1472
1473         case SLI_MGMT_DHBA:
1474                 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA);
1475                 CtReq->CommandResponse.bits.Size = 0;
1476                 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1477                 memcpy((uint8_t *) & pe->PortName,
1478                        (uint8_t *) & vport->fc_sparam.portName,
1479                        sizeof (struct lpfc_name));
1480                 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1481                 break;
1482
1483         case SLI_MGMT_DPRT:
1484                 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT);
1485                 CtReq->CommandResponse.bits.Size = 0;
1486                 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1487                 memcpy((uint8_t *) & pe->PortName,
1488                        (uint8_t *) & vport->fc_sparam.portName,
1489                        sizeof (struct lpfc_name));
1490                 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1491                 break;
1492         }
1493
1494         bpl = (struct ulp_bde64 *) bmp->virt;
1495         bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1496         bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1497         bpl->tus.f.bdeFlags = 0;
1498         bpl->tus.f.bdeSize = size;
1499         bpl->tus.w = le32_to_cpu(bpl->tus.w);
1500
1501         cmpl = lpfc_cmpl_ct_cmd_fdmi;
1502
1503         if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0))
1504                 return 0;
1505
1506         lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1507 fdmi_cmd_free_bmp:
1508         kfree(bmp);
1509 fdmi_cmd_free_mpvirt:
1510         lpfc_mbuf_free(phba, mp->virt, mp->phys);
1511 fdmi_cmd_free_mp:
1512         kfree(mp);
1513 fdmi_cmd_exit:
1514         /* Issue FDMI request failed */
1515         lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
1516                         "%d (%d):0244 Issue FDMI request failed Data: x%x\n",
1517                         phba->brd_no, vport->vpi, cmdcode);
1518         return 1;
1519 }
1520
1521 void
1522 lpfc_fdmi_tmo(unsigned long ptr)
1523 {
1524         struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
1525         struct lpfc_hba   *phba = vport->phba;
1526         unsigned long iflag;
1527
1528         spin_lock_irqsave(&vport->work_port_lock, iflag);
1529         if (!(vport->work_port_events & WORKER_FDMI_TMO)) {
1530                 vport->work_port_events |= WORKER_FDMI_TMO;
1531                 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1532
1533                 spin_lock_irqsave(&phba->hbalock, iflag);
1534                 if (phba->work_wait)
1535                         lpfc_worker_wake_up(phba);
1536                 spin_unlock_irqrestore(&phba->hbalock, iflag);
1537         }
1538         else
1539                 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1540 }
1541
1542 void
1543 lpfc_fdmi_timeout_handler(struct lpfc_vport *vport)
1544 {
1545         struct lpfc_nodelist *ndlp;
1546
1547         ndlp = lpfc_findnode_did(vport, FDMI_DID);
1548         if (ndlp) {
1549                 if (init_utsname()->nodename[0] != '\0')
1550                         lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA);
1551                 else
1552                         mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60);
1553         }
1554         return;
1555 }
1556
1557 void
1558 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
1559 {
1560         struct lpfc_sli *psli = &phba->sli;
1561         lpfc_vpd_t *vp = &phba->vpd;
1562         uint32_t b1, b2, b3, b4, i, rev;
1563         char c;
1564         uint32_t *ptr, str[4];
1565         uint8_t *fwname;
1566
1567         if (vp->rev.rBit) {
1568                 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1569                         rev = vp->rev.sli2FwRev;
1570                 else
1571                         rev = vp->rev.sli1FwRev;
1572
1573                 b1 = (rev & 0x0000f000) >> 12;
1574                 b2 = (rev & 0x00000f00) >> 8;
1575                 b3 = (rev & 0x000000c0) >> 6;
1576                 b4 = (rev & 0x00000030) >> 4;
1577
1578                 switch (b4) {
1579                 case 0:
1580                         c = 'N';
1581                         break;
1582                 case 1:
1583                         c = 'A';
1584                         break;
1585                 case 2:
1586                         c = 'B';
1587                         break;
1588                 default:
1589                         c = 0;
1590                         break;
1591                 }
1592                 b4 = (rev & 0x0000000f);
1593
1594                 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1595                         fwname = vp->rev.sli2FwName;
1596                 else
1597                         fwname = vp->rev.sli1FwName;
1598
1599                 for (i = 0; i < 16; i++)
1600                         if (fwname[i] == 0x20)
1601                                 fwname[i] = 0;
1602
1603                 ptr = (uint32_t*)fwname;
1604
1605                 for (i = 0; i < 3; i++)
1606                         str[i] = be32_to_cpu(*ptr++);
1607
1608                 if (c == 0) {
1609                         if (flag)
1610                                 sprintf(fwrevision, "%d.%d%d (%s)",
1611                                         b1, b2, b3, (char *)str);
1612                         else
1613                                 sprintf(fwrevision, "%d.%d%d", b1,
1614                                         b2, b3);
1615                 } else {
1616                         if (flag)
1617                                 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
1618                                         b1, b2, b3, c,
1619                                         b4, (char *)str);
1620                         else
1621                                 sprintf(fwrevision, "%d.%d%d%c%d",
1622                                         b1, b2, b3, c, b4);
1623                 }
1624         } else {
1625                 rev = vp->rev.smFwRev;
1626
1627                 b1 = (rev & 0xff000000) >> 24;
1628                 b2 = (rev & 0x00f00000) >> 20;
1629                 b3 = (rev & 0x000f0000) >> 16;
1630                 c  = (rev & 0x0000ff00) >> 8;
1631                 b4 = (rev & 0x000000ff);
1632
1633                 if (flag)
1634                         sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1635                                 b2, b3, c, b4);
1636                 else
1637                         sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1638                                 b2, b3, c, b4);
1639         }
1640         return;
1641 }