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: FC Generic Services FC-GS
  23  */
  24
  25 #include <linux/blkdev.h>
  26 #include <linux/pci.h>
  27 #include <linux/interrupt.h>
  28 #include <linux/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 chunks 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         vport->fc_ns_retry = 0;
 430
 431
 432         list_add_tail(&head, &mp->list);
 433         list_for_each_entry_safe(mp, next_mp, &head, list) {
 434                 mlast = mp;
 435
 436                 Cnt = Size  > FCELSSIZE ? FCELSSIZE : Size;
 437
 438                 Size -= Cnt;
 439
 440                 if (!ctptr) {
 441                         ctptr = (uint32_t *) mlast->virt;
 442                 } else
 443                         Cnt -= 16;      /* subtract length of CT header */
 444
 445                 /* Loop through entire NameServer list of DIDs */
 446                 while (Cnt >= sizeof (uint32_t)) {
 447                         /* Get next DID from NameServer List */
 448                         CTentry = *ctptr++;
 449                         Did = ((be32_to_cpu(CTentry)) & Mask_DID);
 450
 451                         ndlp = NULL;
 452
 453                         /*
 454                          * Check for rscn processing or not
 455                          * To conserve rpi's, filter out addresses for other
 456                          * vports on the same physical HBAs.
 457                          */
 458                         if ((Did != vport->fc_myDID) &&
 459                             ((lpfc_find_vport_by_did(phba, Did) == NULL) ||
 460                              vport->cfg_peer_port_login)) {
 461                                 if ((vport->port_type != LPFC_NPIV_PORT) ||
 462                                     (!(vport->ct_flags & FC_CT_RFF_ID)) ||
 463                                     (!vport->cfg_restrict_login)) {
 464                                         ndlp = lpfc_setup_disc_node(vport, Did);
 465                                         if (ndlp) {
 466                                                 lpfc_debugfs_disc_trc(vport,
 467                                                 LPFC_DISC_TRC_CT,
 468                                                 "Parse GID_FTrsp: "
 469                                                 "did:x%x flg:x%x x%x",
 470                                                 Did, ndlp->nlp_flag,
 471                                                 vport->fc_flag);
 472
 473                                                 lpfc_printf_vlog(vport,
 474                                                         KERN_INFO,
 475                                                         LOG_DISCOVERY,
 476                                                         "0238 Process "
 477                                                         "x%x NameServer Rsp"
 478                                                         "Data: x%x x%x x%x\n",
 479                                                         Did, ndlp->nlp_flag,
 480                                                         vport->fc_flag,
 481                                                         vport->fc_rscn_id_cnt);
 482                                         } else {
 483                                                 lpfc_debugfs_disc_trc(vport,
 484                                                 LPFC_DISC_TRC_CT,
 485                                                 "Skip1 GID_FTrsp: "
 486                                                 "did:x%x flg:x%x cnt:%d",
 487                                                 Did, vport->fc_flag,
 488                                                 vport->fc_rscn_id_cnt);
 489
 490                                                 lpfc_printf_vlog(vport,
 491                                                         KERN_INFO,
 492                                                         LOG_DISCOVERY,
 493                                                         "0239 Skip x%x "
 494                                                         "NameServer Rsp Data: "
 495                                                         "x%x x%x\n",
 496                                                         Did, vport->fc_flag,
 497                                                         vport->fc_rscn_id_cnt);
 498                                         }
 499
 500                                 } else {
 501                                         if (!(vport->fc_flag & FC_RSCN_MODE) ||
 502                                         (lpfc_rscn_payload_check(vport, Did))) {
 503                                                 lpfc_debugfs_disc_trc(vport,
 504                                                 LPFC_DISC_TRC_CT,
 505                                                 "Query GID_FTrsp: "
 506                                                 "did:x%x flg:x%x cnt:%d",
 507                                                 Did, vport->fc_flag,
 508                                                 vport->fc_rscn_id_cnt);
 509
 510                                                 /* This NPortID was previously
 511                                                  * a FCP target, * Don't even
 512                                                  * bother to send GFF_ID.
 513                                                  */
 514                                                 ndlp = lpfc_findnode_did(vport,
 515                                                         Did);
 516                                                 if (ndlp && (ndlp->nlp_type &
 517                                                         NLP_FCP_TARGET))
 518                                                         lpfc_setup_disc_node
 519                                                                 (vport, Did);
 520                                                 else if (lpfc_ns_cmd(vport,
 521                                                         SLI_CTNS_GFF_ID,
 522                                                         0, Did) == 0)
 523                                                         vport->num_disc_nodes++;
 524                                         }
 525                                         else {
 526                                                 lpfc_debugfs_disc_trc(vport,
 527                                                 LPFC_DISC_TRC_CT,
 528                                                 "Skip2 GID_FTrsp: "
 529                                                 "did:x%x flg:x%x cnt:%d",
 530                                                 Did, vport->fc_flag,
 531                                                 vport->fc_rscn_id_cnt);
 532
 533                                                 lpfc_printf_vlog(vport,
 534                                                         KERN_INFO,
 535                                                         LOG_DISCOVERY,
 536                                                         "0245 Skip x%x "
 537                                                         "NameServer Rsp Data: "
 538                                                         "x%x x%x\n",
 539                                                         Did, vport->fc_flag,
 540                                                         vport->fc_rscn_id_cnt);
 541                                         }
 542                                 }
 543                         }
 544                         if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY)))
 545                                 goto nsout1;
 546                         Cnt -= sizeof (uint32_t);
 547                 }
 548                 ctptr = NULL;
 549
 550         }
 551
 552 nsout1:
 553         list_del(&head);
 554         return 0;
 555 }
 556
 557 static void
 558 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 559                         struct lpfc_iocbq *rspiocb)
 560 {
 561         struct lpfc_vport *vport = cmdiocb->vport;
 562         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 563         IOCB_t *irsp;
 564         struct lpfc_dmabuf *bmp;
 565         struct lpfc_dmabuf *outp;
 566         struct lpfc_sli_ct_request *CTrsp;
 567         struct lpfc_nodelist *ndlp;
 568         int rc, retry;
 569
 570         /* First save ndlp, before we overwrite it */
 571         ndlp = cmdiocb->context_un.ndlp;
 572
 573         /* we pass cmdiocb to state machine which needs rspiocb as well */
 574         cmdiocb->context_un.rsp_iocb = rspiocb;
 575
 576         outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 577         bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
 578         irsp = &rspiocb->iocb;
 579
 580         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 581                  "GID_FT cmpl:     status:x%x/x%x rtry:%d",
 582                 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
 583
 584         /* Don't bother processing response if vport is being torn down. */
 585         if (vport->load_flag & FC_UNLOADING)
 586                 goto out;
 587
 588
 589         if (lpfc_els_chk_latt(vport) || lpfc_error_lost_link(irsp)) {
 590                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 591                                  "0216 Link event during NS query\n");
 592                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 593                 goto out;
 594         }
 595
 596         if (irsp->ulpStatus) {
 597                 /* Check for retry */
 598                 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
 599                         retry = 1;
 600                         if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
 601                                 switch (irsp->un.ulpWord[4]) {
 602                                 case IOERR_NO_RESOURCES:
 603                                         /* We don't increment the retry
 604                                          * count for this case.
 605                                          */
 606                                         break;
 607                                 case IOERR_LINK_DOWN:
 608                                 case IOERR_SLI_ABORTED:
 609                                 case IOERR_SLI_DOWN:
 610                                         retry = 0;
 611                                         break;
 612                                 default:
 613                                         vport->fc_ns_retry++;
 614                                 }
 615                         }
 616                         else
 617                                 vport->fc_ns_retry++;
 618
 619                         if (retry) {
 620                                 /* CT command is being retried */
 621                                 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
 622                                          vport->fc_ns_retry, 0);
 623                                 if (rc == 0) {
 624                                         /* success */
 625                                         goto out;
 626                                 }
 627                         }
 628                 }
 629                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 630                 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
 631                                  "0257 GID_FT Query error: 0x%x 0x%x\n",
 632                                  irsp->ulpStatus, vport->fc_ns_retry);
 633         } else {
 634                 /* Good status, continue checking */
 635                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 636                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 637                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
 638                         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 639                                          "0208 NameServer Rsp Data: x%x\n",
 640                                          vport->fc_flag);
 641                         lpfc_ns_rsp(vport, outp,
 642                                     (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
 643                 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
 644                            be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
 645                         /* NameServer Rsp Error */
 646                         if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
 647                             && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
 648                                 lpfc_printf_vlog(vport, KERN_INFO,
 649                                         LOG_DISCOVERY,
 650                                         "0269 No NameServer Entries "
 651                                         "Data: x%x x%x x%x x%x\n",
 652                                         CTrsp->CommandResponse.bits.CmdRsp,
 653                                         (uint32_t) CTrsp->ReasonCode,
 654                                         (uint32_t) CTrsp->Explanation,
 655                                         vport->fc_flag);
 656
 657                                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 658                                 "GID_FT no entry  cmd:x%x rsn:x%x exp:x%x",
 659                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
 660                                 (uint32_t) CTrsp->ReasonCode,
 661                                 (uint32_t) CTrsp->Explanation);
 662                         } else {
 663                                 lpfc_printf_vlog(vport, KERN_INFO,
 664                                         LOG_DISCOVERY,
 665                                         "0240 NameServer Rsp Error "
 666                                         "Data: x%x x%x x%x x%x\n",
 667                                         CTrsp->CommandResponse.bits.CmdRsp,
 668                                         (uint32_t) CTrsp->ReasonCode,
 669                                         (uint32_t) CTrsp->Explanation,
 670                                         vport->fc_flag);
 671
 672                                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 673                                 "GID_FT rsp err1  cmd:x%x rsn:x%x exp:x%x",
 674                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
 675                                 (uint32_t) CTrsp->ReasonCode,
 676                                 (uint32_t) CTrsp->Explanation);
 677                         }
 678
 679
 680                 } else {
 681                         /* NameServer Rsp Error */
 682                         lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
 683                                         "0241 NameServer Rsp Error "
 684                                         "Data: x%x x%x x%x x%x\n",
 685                                         CTrsp->CommandResponse.bits.CmdRsp,
 686                                         (uint32_t) CTrsp->ReasonCode,
 687                                         (uint32_t) CTrsp->Explanation,
 688                                         vport->fc_flag);
 689
 690                         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 691                                 "GID_FT rsp err2  cmd:x%x rsn:x%x exp:x%x",
 692                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
 693                                 (uint32_t) CTrsp->ReasonCode,
 694                                 (uint32_t) CTrsp->Explanation);
 695                 }
 696         }
 697         /* Link up / RSCN discovery */
 698         if (vport->num_disc_nodes == 0) {
 699                 /*
 700                  * The driver has cycled through all Nports in the RSCN payload.
 701                  * Complete the handling by cleaning up and marking the
 702                  * current driver state.
 703                  */
 704                 if (vport->port_state >= LPFC_DISC_AUTH) {
 705                         if (vport->fc_flag & FC_RSCN_MODE) {
 706                                 lpfc_els_flush_rscn(vport);
 707                                 spin_lock_irq(shost->host_lock);
 708                                 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
 709                                 spin_unlock_irq(shost->host_lock);
 710                         }
 711                         else
 712                                 lpfc_els_flush_rscn(vport);
 713                 }
 714
 715                 lpfc_disc_start(vport);
 716         }
 717 out:
 718         cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
 719         lpfc_ct_free_iocb(phba, cmdiocb);
 720         return;
 721 }
 722
 723 static void
 724 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 725                         struct lpfc_iocbq *rspiocb)
 726 {
 727         struct lpfc_vport *vport = cmdiocb->vport;
 728         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 729         IOCB_t *irsp = &rspiocb->iocb;
 730         struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
 731         struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 732         struct lpfc_sli_ct_request *CTrsp;
 733         int did, rc, retry;
 734         uint8_t fbits;
 735         struct lpfc_nodelist *ndlp;
 736
 737         did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
 738         did = be32_to_cpu(did);
 739
 740         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 741                 "GFF_ID cmpl:     status:x%x/x%x did:x%x",
 742                 irsp->ulpStatus, irsp->un.ulpWord[4], did);
 743
 744         if (irsp->ulpStatus == IOSTAT_SUCCESS) {
 745                 /* Good status, continue checking */
 746                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 747                 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
 748
 749                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 750                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
 751                         if ((fbits & FC4_FEATURE_INIT) &&
 752                             !(fbits & FC4_FEATURE_TARGET)) {
 753                                 lpfc_printf_vlog(vport, KERN_INFO,
 754                                                  LOG_DISCOVERY,
 755                                                  "0270 Skip x%x GFF "
 756                                                  "NameServer Rsp Data: (init) "
 757                                                  "x%x x%x\n", did, fbits,
 758                                                  vport->fc_rscn_id_cnt);
 759                                 goto out;
 760                         }
 761                 }
 762         }
 763         else {
 764                 /* Check for retry */
 765                 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
 766                         retry = 1;
 767                         if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
 768                                 switch (irsp->un.ulpWord[4]) {
 769                                 case IOERR_NO_RESOURCES:
 770                                         /* We don't increment the retry
 771                                          * count for this case.
 772                                          */
 773                                         break;
 774                                 case IOERR_LINK_DOWN:
 775                                 case IOERR_SLI_ABORTED:
 776                                 case IOERR_SLI_DOWN:
 777                                         retry = 0;
 778                                         break;
 779                                 default:
 780                                         cmdiocb->retry++;
 781                                 }
 782                         }
 783                         else
 784                                 cmdiocb->retry++;
 785
 786                         if (retry) {
 787                                 /* CT command is being retried */
 788                                 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
 789                                          cmdiocb->retry, did);
 790                                 if (rc == 0) {
 791                                         /* success */
 792                                         lpfc_ct_free_iocb(phba, cmdiocb);
 793                                         return;
 794                                 }
 795                         }
 796                 }
 797                 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
 798                                  "0267 NameServer GFF Rsp "
 799                                  "x%x Error (%d %d) Data: x%x x%x\n",
 800                                  did, irsp->ulpStatus, irsp->un.ulpWord[4],
 801                                  vport->fc_flag, vport->fc_rscn_id_cnt)
 802         }
 803
 804         /* This is a target port, unregistered port, or the GFF_ID failed */
 805         ndlp = lpfc_setup_disc_node(vport, did);
 806         if (ndlp) {
 807                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 808                                  "0242 Process x%x GFF "
 809                                  "NameServer Rsp Data: x%x x%x x%x\n",
 810                                  did, ndlp->nlp_flag, vport->fc_flag,
 811                                  vport->fc_rscn_id_cnt);
 812         } else {
 813                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 814                                  "0243 Skip x%x GFF "
 815                                  "NameServer Rsp Data: x%x x%x\n", did,
 816                                  vport->fc_flag, vport->fc_rscn_id_cnt);
 817         }
 818 out:
 819         /* Link up / RSCN discovery */
 820         if (vport->num_disc_nodes)
 821                 vport->num_disc_nodes--;
 822         if (vport->num_disc_nodes == 0) {
 823                 /*
 824                  * The driver has cycled through all Nports in the RSCN payload.
 825                  * Complete the handling by cleaning up and marking the
 826                  * current driver state.
 827                  */
 828                 if (vport->port_state >= LPFC_DISC_AUTH) {
 829                         if (vport->fc_flag & FC_RSCN_MODE) {
 830                                 lpfc_els_flush_rscn(vport);
 831                                 spin_lock_irq(shost->host_lock);
 832                                 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
 833                                 spin_unlock_irq(shost->host_lock);
 834                         }
 835                         else
 836                                 lpfc_els_flush_rscn(vport);
 837                 }
 838                 lpfc_disc_start(vport);
 839         }
 840         lpfc_ct_free_iocb(phba, cmdiocb);
 841         return;
 842 }
 843
 844
 845 static void
 846 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 847              struct lpfc_iocbq *rspiocb)
 848 {
 849         struct lpfc_vport *vport = cmdiocb->vport;
 850         struct lpfc_dmabuf *inp;
 851         struct lpfc_dmabuf *outp;
 852         IOCB_t *irsp;
 853         struct lpfc_sli_ct_request *CTrsp;
 854         struct lpfc_nodelist *ndlp;
 855         int cmdcode, rc;
 856         uint8_t retry;
 857         uint32_t latt;
 858
 859         /* First save ndlp, before we overwrite it */
 860         ndlp = cmdiocb->context_un.ndlp;
 861
 862         /* we pass cmdiocb to state machine which needs rspiocb as well */
 863         cmdiocb->context_un.rsp_iocb = rspiocb;
 864
 865         inp = (struct lpfc_dmabuf *) cmdiocb->context1;
 866         outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 867         irsp = &rspiocb->iocb;
 868
 869         cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
 870                                         CommandResponse.bits.CmdRsp);
 871         CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 872
 873         latt = lpfc_els_chk_latt(vport);
 874
 875         /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
 876         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 877                          "0209 CT Request completes, latt %d, "
 878                          "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
 879                          latt, irsp->ulpStatus,
 880                          CTrsp->CommandResponse.bits.CmdRsp,
 881                          cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
 882
 883         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
 884                 "CT cmd cmpl:     status:x%x/x%x cmd:x%x",
 885                 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
 886
 887         if (irsp->ulpStatus) {
 888                 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
 889                                  "0268 NS cmd %x Error (%d %d)\n",
 890                                  cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
 891
 892                 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
 893                         ((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) ||
 894                          (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED)))
 895                         goto out;
 896
 897                 retry = cmdiocb->retry;
 898                 if (retry >= LPFC_MAX_NS_RETRY)
 899                         goto out;
 900
 901                 retry++;
 902                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 903                                  "0216 Retrying NS cmd %x\n", cmdcode);
 904                 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
 905                 if (rc == 0)
 906                         goto out;
 907         }
 908
 909 out:
 910         cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
 911         lpfc_ct_free_iocb(phba, cmdiocb);
 912         return;
 913 }
 914
 915 static void
 916 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 917                         struct lpfc_iocbq *rspiocb)
 918 {
 919         IOCB_t *irsp = &rspiocb->iocb;
 920         struct lpfc_vport *vport = cmdiocb->vport;
 921
 922         if (irsp->ulpStatus == IOSTAT_SUCCESS) {
 923                 struct lpfc_dmabuf *outp;
 924                 struct lpfc_sli_ct_request *CTrsp;
 925
 926                 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 927                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 928                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 929                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
 930                         vport->ct_flags |= FC_CT_RFT_ID;
 931         }
 932         lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
 933         return;
 934 }
 935
 936 static void
 937 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 938                         struct lpfc_iocbq *rspiocb)
 939 {
 940         IOCB_t *irsp = &rspiocb->iocb;
 941         struct lpfc_vport *vport = cmdiocb->vport;
 942
 943         if (irsp->ulpStatus == IOSTAT_SUCCESS) {
 944                 struct lpfc_dmabuf *outp;
 945                 struct lpfc_sli_ct_request *CTrsp;
 946
 947                 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 948                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 949                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 950                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
 951                         vport->ct_flags |= FC_CT_RNN_ID;
 952         }
 953         lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
 954         return;
 955 }
 956
 957 static void
 958 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 959                          struct lpfc_iocbq *rspiocb)
 960 {
 961         IOCB_t *irsp = &rspiocb->iocb;
 962         struct lpfc_vport *vport = cmdiocb->vport;
 963
 964         if (irsp->ulpStatus == IOSTAT_SUCCESS) {
 965                 struct lpfc_dmabuf *outp;
 966                 struct lpfc_sli_ct_request *CTrsp;
 967
 968                 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 969                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 970                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 971                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
 972                         vport->ct_flags |= FC_CT_RSPN_ID;
 973         }
 974         lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
 975         return;
 976 }
 977
 978 static void
 979 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 980                          struct lpfc_iocbq *rspiocb)
 981 {
 982         IOCB_t *irsp = &rspiocb->iocb;
 983         struct lpfc_vport *vport = cmdiocb->vport;
 984
 985         if (irsp->ulpStatus == IOSTAT_SUCCESS) {
 986                 struct lpfc_dmabuf *outp;
 987                 struct lpfc_sli_ct_request *CTrsp;
 988
 989                 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 990                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
 991                 if (CTrsp->CommandResponse.bits.CmdRsp ==
 992                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
 993                         vport->ct_flags |= FC_CT_RSNN_NN;
 994         }
 995         lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
 996         return;
 997 }
 998
 999 static void
1000 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1001  struct lpfc_iocbq *rspiocb)
1002 {
1003         struct lpfc_vport *vport = cmdiocb->vport;
1004
1005         /* even if it fails we will act as though it succeeded. */
1006         vport->ct_flags = 0;
1007         lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1008         return;
1009 }
1010
1011 static void
1012 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1013                         struct lpfc_iocbq *rspiocb)
1014 {
1015         IOCB_t *irsp = &rspiocb->iocb;
1016         struct lpfc_vport *vport = cmdiocb->vport;
1017
1018         if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1019                 struct lpfc_dmabuf *outp;
1020                 struct lpfc_sli_ct_request *CTrsp;
1021
1022                 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1023                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1024                 if (CTrsp->CommandResponse.bits.CmdRsp ==
1025                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1026                         vport->ct_flags |= FC_CT_RFF_ID;
1027         }
1028         lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1029         return;
1030 }
1031
1032 static int
1033 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
1034         size_t size)
1035 {
1036         int n;
1037         uint8_t *wwn = vport->phba->wwpn;
1038
1039         n = snprintf(symbol, size,
1040                      "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
1041                      wwn[0], wwn[1], wwn[2], wwn[3],
1042                      wwn[4], wwn[5], wwn[6], wwn[7]);
1043
1044         if (vport->port_type == LPFC_PHYSICAL_PORT)
1045                 return n;
1046
1047         if (n < size)
1048                 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi);
1049
1050         if (n < size && vport->vname)
1051                 n += snprintf(symbol + n, size - n, " VName-%s", vport->vname);
1052         return n;
1053 }
1054
1055 int
1056 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
1057         size_t size)
1058 {
1059         char fwrev[16];
1060         int n;
1061
1062         lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
1063
1064         n = snprintf(symbol, size, "Emulex %s FV%s DV%s",
1065                 vport->phba->ModelName, fwrev, lpfc_release_version);
1066         return n;
1067 }
1068
1069 /*
1070  * lpfc_ns_cmd
1071  * Description:
1072  *    Issue Cmd to NameServer
1073  *       SLI_CTNS_GID_FT
1074  *       LI_CTNS_RFT_ID
1075  */
1076 int
1077 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
1078             uint8_t retry, uint32_t context)
1079 {
1080         struct lpfc_nodelist * ndlp;
1081         struct lpfc_hba *phba = vport->phba;
1082         struct lpfc_dmabuf *mp, *bmp;
1083         struct lpfc_sli_ct_request *CtReq;
1084         struct ulp_bde64 *bpl;
1085         void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1086                       struct lpfc_iocbq *) = NULL;
1087         uint32_t rsp_size = 1024;
1088         size_t   size;
1089         int rc = 0;
1090
1091         ndlp = lpfc_findnode_did(vport, NameServer_DID);
1092         if (ndlp == NULL || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
1093                 rc=1;
1094                 goto ns_cmd_exit;
1095         }
1096
1097         /* fill in BDEs for command */
1098         /* Allocate buffer for command payload */
1099         mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1100         if (!mp) {
1101                 rc=2;
1102                 goto ns_cmd_exit;
1103         }
1104
1105         INIT_LIST_HEAD(&mp->list);
1106         mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
1107         if (!mp->virt) {
1108                 rc=3;
1109                 goto ns_cmd_free_mp;
1110         }
1111
1112         /* Allocate buffer for Buffer ptr list */
1113         bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1114         if (!bmp) {
1115                 rc=4;
1116                 goto ns_cmd_free_mpvirt;
1117         }
1118
1119         INIT_LIST_HEAD(&bmp->list);
1120         bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
1121         if (!bmp->virt) {
1122                 rc=5;
1123                 goto ns_cmd_free_bmp;
1124         }
1125
1126         /* NameServer Req */
1127         lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
1128                          "0236 NameServer Req Data: x%x x%x x%x\n",
1129                          cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt);
1130
1131         bpl = (struct ulp_bde64 *) bmp->virt;
1132         memset(bpl, 0, sizeof(struct ulp_bde64));
1133         bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1134         bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1135         bpl->tus.f.bdeFlags = 0;
1136         if (cmdcode == SLI_CTNS_GID_FT)
1137                 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1138         else if (cmdcode == SLI_CTNS_GFF_ID)
1139                 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
1140         else if (cmdcode == SLI_CTNS_RFT_ID)
1141                 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
1142         else if (cmdcode == SLI_CTNS_RNN_ID)
1143                 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1144         else if (cmdcode == SLI_CTNS_RSPN_ID)
1145                 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1146         else if (cmdcode == SLI_CTNS_RSNN_NN)
1147                 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1148         else if (cmdcode == SLI_CTNS_DA_ID)
1149                 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
1150         else if (cmdcode == SLI_CTNS_RFF_ID)
1151                 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1152         else
1153                 bpl->tus.f.bdeSize = 0;
1154         bpl->tus.w = le32_to_cpu(bpl->tus.w);
1155
1156         CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1157         memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request));
1158         CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1159         CtReq->RevisionId.bits.InId = 0;
1160         CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1161         CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1162         CtReq->CommandResponse.bits.Size = 0;
1163         switch (cmdcode) {
1164         case SLI_CTNS_GID_FT:
1165                 CtReq->CommandResponse.bits.CmdRsp =
1166                     be16_to_cpu(SLI_CTNS_GID_FT);
1167                 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP;
1168                 if (vport->port_state < LPFC_NS_QRY)
1169                         vport->port_state = LPFC_NS_QRY;
1170                 lpfc_set_disctmo(vport);
1171                 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1172                 rsp_size = FC_MAX_NS_RSP;
1173                 break;
1174
1175         case SLI_CTNS_GFF_ID:
1176                 CtReq->CommandResponse.bits.CmdRsp =
1177                         be16_to_cpu(SLI_CTNS_GFF_ID);
1178                 CtReq->un.gff.PortId = cpu_to_be32(context);
1179                 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1180                 break;
1181
1182         case SLI_CTNS_RFT_ID:
1183                 vport->ct_flags &= ~FC_CT_RFT_ID;
1184                 CtReq->CommandResponse.bits.CmdRsp =
1185                     be16_to_cpu(SLI_CTNS_RFT_ID);
1186                 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
1187                 CtReq->un.rft.fcpReg = 1;
1188                 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1189                 break;
1190
1191         case SLI_CTNS_RNN_ID:
1192                 vport->ct_flags &= ~FC_CT_RNN_ID;
1193                 CtReq->CommandResponse.bits.CmdRsp =
1194                     be16_to_cpu(SLI_CTNS_RNN_ID);
1195                 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
1196                 memcpy(CtReq->un.rnn.wwnn,  &vport->fc_nodename,
1197                        sizeof (struct lpfc_name));
1198                 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1199                 break;
1200
1201         case SLI_CTNS_RSPN_ID:
1202                 vport->ct_flags &= ~FC_CT_RSPN_ID;
1203                 CtReq->CommandResponse.bits.CmdRsp =
1204                     be16_to_cpu(SLI_CTNS_RSPN_ID);
1205                 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
1206                 size = sizeof(CtReq->un.rspn.symbname);
1207                 CtReq->un.rspn.len =
1208                         lpfc_vport_symbolic_port_name(vport,
1209                         CtReq->un.rspn.symbname, size);
1210                 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1211                 break;
1212         case SLI_CTNS_RSNN_NN:
1213                 vport->ct_flags &= ~FC_CT_RSNN_NN;
1214                 CtReq->CommandResponse.bits.CmdRsp =
1215                     be16_to_cpu(SLI_CTNS_RSNN_NN);
1216                 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1217                        sizeof (struct lpfc_name));
1218                 size = sizeof(CtReq->un.rsnn.symbname);
1219                 CtReq->un.rsnn.len =
1220                         lpfc_vport_symbolic_node_name(vport,
1221                         CtReq->un.rsnn.symbname, size);
1222                 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1223                 break;
1224         case SLI_CTNS_DA_ID:
1225                 /* Implement DA_ID Nameserver request */
1226                 CtReq->CommandResponse.bits.CmdRsp =
1227                         be16_to_cpu(SLI_CTNS_DA_ID);
1228                 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
1229                 cmpl = lpfc_cmpl_ct_cmd_da_id;
1230                 break;
1231         case SLI_CTNS_RFF_ID:
1232                 vport->ct_flags &= ~FC_CT_RFF_ID;
1233                 CtReq->CommandResponse.bits.CmdRsp =
1234                     be16_to_cpu(SLI_CTNS_RFF_ID);
1235                 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);;
1236                 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1237                 CtReq->un.rff.type_code = FC_FCP_DATA;
1238                 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1239                 break;
1240         }
1241         lpfc_nlp_get(ndlp);
1242
1243         if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1244                 /* On success, The cmpl function will free the buffers */
1245                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1246                         "Issue CT cmd:    cmd:x%x did:x%x",
1247                         cmdcode, ndlp->nlp_DID, 0);
1248                 return 0;
1249         }
1250
1251         rc=6;
1252         lpfc_nlp_put(ndlp);
1253         lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1254 ns_cmd_free_bmp:
1255         kfree(bmp);
1256 ns_cmd_free_mpvirt:
1257         lpfc_mbuf_free(phba, mp->virt, mp->phys);
1258 ns_cmd_free_mp:
1259         kfree(mp);
1260 ns_cmd_exit:
1261         lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1262                          "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1263                          cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
1264         return 1;
1265 }
1266
1267 static void
1268 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1269                       struct lpfc_iocbq * rspiocb)
1270 {
1271         struct lpfc_dmabuf *inp = cmdiocb->context1;
1272         struct lpfc_dmabuf *outp = cmdiocb->context2;
1273         struct lpfc_sli_ct_request *CTrsp = outp->virt;
1274         struct lpfc_sli_ct_request *CTcmd = inp->virt;
1275         struct lpfc_nodelist *ndlp;
1276         uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1277         uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1278         struct lpfc_vport *vport = cmdiocb->vport;
1279         IOCB_t *irsp = &rspiocb->iocb;
1280         uint32_t latt;
1281
1282         latt = lpfc_els_chk_latt(vport);
1283
1284         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1285                 "FDMI cmpl:       status:x%x/x%x latt:%d",
1286                 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1287
1288         if (latt || irsp->ulpStatus) {
1289                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1290                                  "0229 FDMI cmd %04x failed, latt = %d "
1291                                  "ulpStatus: x%x, rid x%x\n",
1292                                  be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1293                                  irsp->un.ulpWord[4]);
1294                 lpfc_ct_free_iocb(phba, cmdiocb);
1295                 return;
1296         }
1297
1298         ndlp = lpfc_findnode_did(vport, FDMI_DID);
1299         if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
1300                 /* FDMI rsp failed */
1301                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1302                                  "0220 FDMI rsp failed Data: x%x\n",
1303                                  be16_to_cpu(fdmi_cmd));
1304         }
1305
1306         switch (be16_to_cpu(fdmi_cmd)) {
1307         case SLI_MGMT_RHBA:
1308                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA);
1309                 break;
1310
1311         case SLI_MGMT_RPA:
1312                 break;
1313
1314         case SLI_MGMT_DHBA:
1315                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT);
1316                 break;
1317
1318         case SLI_MGMT_DPRT:
1319                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA);
1320                 break;
1321         }
1322         lpfc_ct_free_iocb(phba, cmdiocb);
1323         return;
1324 }
1325
1326 int
1327 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode)
1328 {
1329         struct lpfc_hba *phba = vport->phba;
1330         struct lpfc_dmabuf *mp, *bmp;
1331         struct lpfc_sli_ct_request *CtReq;
1332         struct ulp_bde64 *bpl;
1333         uint32_t size;
1334         REG_HBA *rh;
1335         PORT_ENTRY *pe;
1336         REG_PORT_ATTRIBUTE *pab;
1337         ATTRIBUTE_BLOCK *ab;
1338         ATTRIBUTE_ENTRY *ae;
1339         void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1340                       struct lpfc_iocbq *);
1341
1342
1343         /* fill in BDEs for command */
1344         /* Allocate buffer for command payload */
1345         mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1346         if (!mp)
1347                 goto fdmi_cmd_exit;
1348
1349         mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
1350         if (!mp->virt)
1351                 goto fdmi_cmd_free_mp;
1352
1353         /* Allocate buffer for Buffer ptr list */
1354         bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1355         if (!bmp)
1356                 goto fdmi_cmd_free_mpvirt;
1357
1358         bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
1359         if (!bmp->virt)
1360                 goto fdmi_cmd_free_bmp;
1361
1362         INIT_LIST_HEAD(&mp->list);
1363         INIT_LIST_HEAD(&bmp->list);
1364
1365         /* FDMI request */
1366         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1367                          "0218 FDMI Request Data: x%x x%x x%x\n",
1368                          vport->fc_flag, vport->port_state, cmdcode);
1369         CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1370
1371         memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1372         CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1373         CtReq->RevisionId.bits.InId = 0;
1374
1375         CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
1376         CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
1377         size = 0;
1378
1379         switch (cmdcode) {
1380         case SLI_MGMT_RHBA:
1381                 {
1382                         lpfc_vpd_t *vp = &phba->vpd;
1383                         uint32_t i, j, incr;
1384                         int len;
1385
1386                         CtReq->CommandResponse.bits.CmdRsp =
1387                             be16_to_cpu(SLI_MGMT_RHBA);
1388                         CtReq->CommandResponse.bits.Size = 0;
1389                         rh = (REG_HBA *) & CtReq->un.PortID;
1390                         memcpy(&rh->hi.PortName, &vport->fc_sparam.portName,
1391                                sizeof (struct lpfc_name));
1392                         /* One entry (port) per adapter */
1393                         rh->rpl.EntryCnt = be32_to_cpu(1);
1394                         memcpy(&rh->rpl.pe, &vport->fc_sparam.portName,
1395                                sizeof (struct lpfc_name));
1396
1397                         /* point to the HBA attribute block */
1398                         size = 2 * sizeof (struct lpfc_name) + FOURBYTES;
1399                         ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size);
1400                         ab->EntryCnt = 0;
1401
1402                         /* Point to the beginning of the first HBA attribute
1403                            entry */
1404                         /* #1 HBA attribute entry */
1405                         size += FOURBYTES;
1406                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1407                         ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME);
1408                         ae->ad.bits.AttrLen =  be16_to_cpu(FOURBYTES
1409                                                 + sizeof (struct lpfc_name));
1410                         memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
1411                                sizeof (struct lpfc_name));
1412                         ab->EntryCnt++;
1413                         size += FOURBYTES + sizeof (struct lpfc_name);
1414
1415                         /* #2 HBA attribute entry */
1416                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1417                         ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER);
1418                         strcpy(ae->un.Manufacturer, "Emulex Corporation");
1419                         len = strlen(ae->un.Manufacturer);
1420                         len += (len & 3) ? (4 - (len & 3)) : 4;
1421                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1422                         ab->EntryCnt++;
1423                         size += FOURBYTES + len;
1424
1425                         /* #3 HBA attribute entry */
1426                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1427                         ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER);
1428                         strcpy(ae->un.SerialNumber, phba->SerialNumber);
1429                         len = strlen(ae->un.SerialNumber);
1430                         len += (len & 3) ? (4 - (len & 3)) : 4;
1431                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1432                         ab->EntryCnt++;
1433                         size += FOURBYTES + len;
1434
1435                         /* #4 HBA attribute entry */
1436                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1437                         ae->ad.bits.AttrType = be16_to_cpu(MODEL);
1438                         strcpy(ae->un.Model, phba->ModelName);
1439                         len = strlen(ae->un.Model);
1440                         len += (len & 3) ? (4 - (len & 3)) : 4;
1441                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1442                         ab->EntryCnt++;
1443                         size += FOURBYTES + len;
1444
1445                         /* #5 HBA attribute entry */
1446                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1447                         ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION);
1448                         strcpy(ae->un.ModelDescription, phba->ModelDesc);
1449                         len = strlen(ae->un.ModelDescription);
1450                         len += (len & 3) ? (4 - (len & 3)) : 4;
1451                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1452                         ab->EntryCnt++;
1453                         size += FOURBYTES + len;
1454
1455                         /* #6 HBA attribute entry */
1456                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1457                         ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION);
1458                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8);
1459                         /* Convert JEDEC ID to ascii for hardware version */
1460                         incr = vp->rev.biuRev;
1461                         for (i = 0; i < 8; i++) {
1462                                 j = (incr & 0xf);
1463                                 if (j <= 9)
1464                                         ae->un.HardwareVersion[7 - i] =
1465                                             (char)((uint8_t) 0x30 +
1466                                                    (uint8_t) j);
1467                                 else
1468                                         ae->un.HardwareVersion[7 - i] =
1469                                             (char)((uint8_t) 0x61 +
1470                                                    (uint8_t) (j - 10));
1471                                 incr = (incr >> 4);
1472                         }
1473                         ab->EntryCnt++;
1474                         size += FOURBYTES + 8;
1475
1476                         /* #7 HBA attribute entry */
1477                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1478                         ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION);
1479                         strcpy(ae->un.DriverVersion, lpfc_release_version);
1480                         len = strlen(ae->un.DriverVersion);
1481                         len += (len & 3) ? (4 - (len & 3)) : 4;
1482                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1483                         ab->EntryCnt++;
1484                         size += FOURBYTES + len;
1485
1486                         /* #8 HBA attribute entry */
1487                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1488                         ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION);
1489                         strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion);
1490                         len = strlen(ae->un.OptionROMVersion);
1491                         len += (len & 3) ? (4 - (len & 3)) : 4;
1492                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1493                         ab->EntryCnt++;
1494                         size += FOURBYTES + len;
1495
1496                         /* #9 HBA attribute entry */
1497                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1498                         ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION);
1499                         lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
1500                                 1);
1501                         len = strlen(ae->un.FirmwareVersion);
1502                         len += (len & 3) ? (4 - (len & 3)) : 4;
1503                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1504                         ab->EntryCnt++;
1505                         size += FOURBYTES + len;
1506
1507                         /* #10 HBA attribute entry */
1508                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1509                         ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION);
1510                         sprintf(ae->un.OsNameVersion, "%s %s %s",
1511                                 init_utsname()->sysname,
1512                                 init_utsname()->release,
1513                                 init_utsname()->version);
1514                         len = strlen(ae->un.OsNameVersion);
1515                         len += (len & 3) ? (4 - (len & 3)) : 4;
1516                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1517                         ab->EntryCnt++;
1518                         size += FOURBYTES + len;
1519
1520                         /* #11 HBA attribute entry */
1521                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1522                         ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN);
1523                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1524                         ae->un.MaxCTPayloadLen = (65 * 4096);
1525                         ab->EntryCnt++;
1526                         size += FOURBYTES + 4;
1527
1528                         ab->EntryCnt = be32_to_cpu(ab->EntryCnt);
1529                         /* Total size */
1530                         size = GID_REQUEST_SZ - 4 + size;
1531                 }
1532                 break;
1533
1534         case SLI_MGMT_RPA:
1535                 {
1536                         lpfc_vpd_t *vp;
1537                         struct serv_parm *hsp;
1538                         int len;
1539
1540                         vp = &phba->vpd;
1541
1542                         CtReq->CommandResponse.bits.CmdRsp =
1543                             be16_to_cpu(SLI_MGMT_RPA);
1544                         CtReq->CommandResponse.bits.Size = 0;
1545                         pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID;
1546                         size = sizeof (struct lpfc_name) + FOURBYTES;
1547                         memcpy((uint8_t *) & pab->PortName,
1548                                (uint8_t *) & vport->fc_sparam.portName,
1549                                sizeof (struct lpfc_name));
1550                         pab->ab.EntryCnt = 0;
1551
1552                         /* #1 Port attribute entry */
1553                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1554                         ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES);
1555                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32);
1556                         ae->un.SupportFC4Types[2] = 1;
1557                         ae->un.SupportFC4Types[7] = 1;
1558                         pab->ab.EntryCnt++;
1559                         size += FOURBYTES + 32;
1560
1561                         /* #2 Port attribute entry */
1562                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1563                         ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED);
1564                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1565
1566                         ae->un.SupportSpeed = 0;
1567                         if (phba->lmt & LMT_10Gb)
1568                                 ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT;
1569                         if (phba->lmt & LMT_8Gb)
1570                                 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
1571                         if (phba->lmt & LMT_4Gb)
1572                                 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
1573                         if (phba->lmt & LMT_2Gb)
1574                                 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
1575                         if (phba->lmt & LMT_1Gb)
1576                                 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
1577
1578                         pab->ab.EntryCnt++;
1579                         size += FOURBYTES + 4;
1580
1581                         /* #3 Port attribute entry */
1582                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1583                         ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED);
1584                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1585                         switch(phba->fc_linkspeed) {
1586                                 case LA_1GHZ_LINK:
1587                                         ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
1588                                 break;
1589                                 case LA_2GHZ_LINK:
1590                                         ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
1591                                 break;
1592                                 case LA_4GHZ_LINK:
1593                                         ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
1594                                 break;
1595                                 case LA_8GHZ_LINK:
1596                                         ae->un.PortSpeed = HBA_PORTSPEED_8GBIT;
1597                                 break;
1598                                 default:
1599                                         ae->un.PortSpeed =
1600                                                 HBA_PORTSPEED_UNKNOWN;
1601                                 break;
1602                         }
1603                         pab->ab.EntryCnt++;
1604                         size += FOURBYTES + 4;
1605
1606                         /* #4 Port attribute entry */
1607                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1608                         ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE);
1609                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1610                         hsp = (struct serv_parm *) & vport->fc_sparam;
1611                         ae->un.MaxFrameSize =
1612                             (((uint32_t) hsp->cmn.
1613                               bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn.
1614                             bbRcvSizeLsb;
1615                         pab->ab.EntryCnt++;
1616                         size += FOURBYTES + 4;
1617
1618                         /* #5 Port attribute entry */
1619                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1620                         ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME);
1621                         strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME);
1622                         len = strlen((char *)ae->un.OsDeviceName);
1623                         len += (len & 3) ? (4 - (len & 3)) : 4;
1624                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1625                         pab->ab.EntryCnt++;
1626                         size += FOURBYTES + len;
1627
1628                         if (vport->cfg_fdmi_on == 2) {
1629                                 /* #6 Port attribute entry */
1630                                 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab +
1631                                                           size);
1632                                 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME);
1633                                 sprintf(ae->un.HostName, "%s",
1634                                         init_utsname()->nodename);
1635                                 len = strlen(ae->un.HostName);
1636                                 len += (len & 3) ? (4 - (len & 3)) : 4;
1637                                 ae->ad.bits.AttrLen =
1638                                     be16_to_cpu(FOURBYTES + len);
1639                                 pab->ab.EntryCnt++;
1640                                 size += FOURBYTES + len;
1641                         }
1642
1643                         pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt);
1644                         /* Total size */
1645                         size = GID_REQUEST_SZ - 4 + size;
1646                 }
1647                 break;
1648
1649         case SLI_MGMT_DHBA:
1650                 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA);
1651                 CtReq->CommandResponse.bits.Size = 0;
1652                 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1653                 memcpy((uint8_t *) & pe->PortName,
1654                        (uint8_t *) & vport->fc_sparam.portName,
1655                        sizeof (struct lpfc_name));
1656                 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1657                 break;
1658
1659         case SLI_MGMT_DPRT:
1660                 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT);
1661                 CtReq->CommandResponse.bits.Size = 0;
1662                 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1663                 memcpy((uint8_t *) & pe->PortName,
1664                        (uint8_t *) & vport->fc_sparam.portName,
1665                        sizeof (struct lpfc_name));
1666                 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1667                 break;
1668         }
1669
1670         bpl = (struct ulp_bde64 *) bmp->virt;
1671         bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1672         bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1673         bpl->tus.f.bdeFlags = 0;
1674         bpl->tus.f.bdeSize = size;
1675         bpl->tus.w = le32_to_cpu(bpl->tus.w);
1676
1677         cmpl = lpfc_cmpl_ct_cmd_fdmi;
1678         lpfc_nlp_get(ndlp);
1679
1680         if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0))
1681                 return 0;
1682
1683         lpfc_nlp_put(ndlp);
1684         lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1685 fdmi_cmd_free_bmp:
1686         kfree(bmp);
1687 fdmi_cmd_free_mpvirt:
1688         lpfc_mbuf_free(phba, mp->virt, mp->phys);
1689 fdmi_cmd_free_mp:
1690         kfree(mp);
1691 fdmi_cmd_exit:
1692         /* Issue FDMI request failed */
1693         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1694                          "0244 Issue FDMI request failed Data: x%x\n",
1695                          cmdcode);
1696         return 1;
1697 }
1698
1699 void
1700 lpfc_fdmi_tmo(unsigned long ptr)
1701 {
1702         struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
1703         struct lpfc_hba   *phba = vport->phba;
1704         unsigned long iflag;
1705
1706         spin_lock_irqsave(&vport->work_port_lock, iflag);
1707         if (!(vport->work_port_events & WORKER_FDMI_TMO)) {
1708                 vport->work_port_events |= WORKER_FDMI_TMO;
1709                 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1710
1711                 spin_lock_irqsave(&phba->hbalock, iflag);
1712                 if (phba->work_wait)
1713                         lpfc_worker_wake_up(phba);
1714                 spin_unlock_irqrestore(&phba->hbalock, iflag);
1715         }
1716         else
1717                 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1718 }
1719
1720 void
1721 lpfc_fdmi_timeout_handler(struct lpfc_vport *vport)
1722 {
1723         struct lpfc_nodelist *ndlp;
1724
1725         ndlp = lpfc_findnode_did(vport, FDMI_DID);
1726         if (ndlp) {
1727                 if (init_utsname()->nodename[0] != '\0')
1728                         lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA);
1729                 else
1730                         mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60);
1731         }
1732         return;
1733 }
1734
1735 void
1736 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
1737 {
1738         struct lpfc_sli *psli = &phba->sli;
1739         lpfc_vpd_t *vp = &phba->vpd;
1740         uint32_t b1, b2, b3, b4, i, rev;
1741         char c;
1742         uint32_t *ptr, str[4];
1743         uint8_t *fwname;
1744
1745         if (vp->rev.rBit) {
1746                 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1747                         rev = vp->rev.sli2FwRev;
1748                 else
1749                         rev = vp->rev.sli1FwRev;
1750
1751                 b1 = (rev & 0x0000f000) >> 12;
1752                 b2 = (rev & 0x00000f00) >> 8;
1753                 b3 = (rev & 0x000000c0) >> 6;
1754                 b4 = (rev & 0x00000030) >> 4;
1755
1756                 switch (b4) {
1757                 case 0:
1758                         c = 'N';
1759                         break;
1760                 case 1:
1761                         c = 'A';
1762                         break;
1763                 case 2:
1764                         c = 'B';
1765                         break;
1766                 default:
1767                         c = 0;
1768                         break;
1769                 }
1770                 b4 = (rev & 0x0000000f);
1771
1772                 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1773                         fwname = vp->rev.sli2FwName;
1774                 else
1775                         fwname = vp->rev.sli1FwName;
1776
1777                 for (i = 0; i < 16; i++)
1778                         if (fwname[i] == 0x20)
1779                                 fwname[i] = 0;
1780
1781                 ptr = (uint32_t*)fwname;
1782
1783                 for (i = 0; i < 3; i++)
1784                         str[i] = be32_to_cpu(*ptr++);
1785
1786                 if (c == 0) {
1787                         if (flag)
1788                                 sprintf(fwrevision, "%d.%d%d (%s)",
1789                                         b1, b2, b3, (char *)str);
1790                         else
1791                                 sprintf(fwrevision, "%d.%d%d", b1,
1792                                         b2, b3);
1793                 } else {
1794                         if (flag)
1795                                 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
1796                                         b1, b2, b3, c,
1797                                         b4, (char *)str);
1798                         else
1799                                 sprintf(fwrevision, "%d.%d%d%c%d",
1800                                         b1, b2, b3, c, b4);
1801                 }
1802         } else {
1803                 rev = vp->rev.smFwRev;
1804
1805                 b1 = (rev & 0xff000000) >> 24;
1806                 b2 = (rev & 0x00f00000) >> 20;
1807                 b3 = (rev & 0x000f0000) >> 16;
1808                 c  = (rev & 0x0000ff00) >> 8;
1809                 b4 = (rev & 0x000000ff);
1810
1811                 if (flag)
1812                         sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1813                                 b2, b3, c, b4);
1814                 else
1815                         sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1816                                 b2, b3, c, b4);
1817         }
1818         return;
1819 }