drivers/scsi/lpfc/lpfc_init.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  * Portions Copyright (C) 2004-2005 Christoph Hellwig              *
   8  *                                                                 *
   9  * This program is free software; you can redistribute it and/or   *
  10  * modify it under the terms of version 2 of the GNU General       *
  11  * Public License as published by the Free Software Foundation.    *
  12  * This program is distributed in the hope that it will be useful. *
  13  * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
  14  * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
  15  * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
  16  * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
  17  * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
  18  * more details, a copy of which can be found in the file COPYING  *
  19  * included with this package.                                     *
  20  *******************************************************************/
  21
  22 #include <linux/blkdev.h>
  23 #include <linux/delay.h>
  24 #include <linux/dma-mapping.h>
  25 #include <linux/idr.h>
  26 #include <linux/interrupt.h>
  27 #include <linux/kthread.h>
  28 #include <linux/pci.h>
  29 #include <linux/spinlock.h>
  30 #include <linux/ctype.h>
  31
  32 #include <scsi/scsi.h>
  33 #include <scsi/scsi_device.h>
  34 #include <scsi/scsi_host.h>
  35 #include <scsi/scsi_transport_fc.h>
  36
  37 #include "lpfc_hw.h"
  38 #include "lpfc_sli.h"
  39 #include "lpfc_disc.h"
  40 #include "lpfc_scsi.h"
  41 #include "lpfc.h"
  42 #include "lpfc_logmsg.h"
  43 #include "lpfc_crtn.h"
  44 #include "lpfc_vport.h"
  45 #include "lpfc_version.h"
  46 #include "lpfc_vport.h"
  47
  48 static int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
  49 static void lpfc_get_hba_model_desc(struct lpfc_hba *, uint8_t *, uint8_t *);
  50 static int lpfc_post_rcv_buf(struct lpfc_hba *);
  51
  52 static struct scsi_transport_template *lpfc_transport_template = NULL;
  53 static struct scsi_transport_template *lpfc_vport_transport_template = NULL;
  54 static DEFINE_IDR(lpfc_hba_index);
  55
  56
  57
  58 /************************************************************************/
  59 /*                                                                      */
  60 /*    lpfc_config_port_prep                                             */
  61 /*    This routine will do LPFC initialization prior to the             */
  62 /*    CONFIG_PORT mailbox command. This will be initialized             */
  63 /*    as a SLI layer callback routine.                                  */
  64 /*    This routine returns 0 on success or -ERESTART if it wants        */
  65 /*    the SLI layer to reset the HBA and try again. Any                 */
  66 /*    other return value indicates an error.                            */
  67 /*                                                                      */
  68 /************************************************************************/
  69 int
  70 lpfc_config_port_prep(struct lpfc_hba *phba)
  71 {
  72         lpfc_vpd_t *vp = &phba->vpd;
  73         int i = 0, rc;
  74         LPFC_MBOXQ_t *pmb;
  75         MAILBOX_t *mb;
  76         char *lpfc_vpd_data = NULL;
  77         uint16_t offset = 0;
  78         static char licensed[56] =
  79                     "key unlock for use with gnu public licensed code only\0";
  80         static int init_key = 1;
  81
  82         pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
  83         if (!pmb) {
  84                 phba->link_state = LPFC_HBA_ERROR;
  85                 return -ENOMEM;
  86         }
  87
  88         mb = &pmb->mb;
  89         phba->link_state = LPFC_INIT_MBX_CMDS;
  90
  91         if (lpfc_is_LC_HBA(phba->pcidev->device)) {
  92                 if (init_key) {
  93                         uint32_t *ptext = (uint32_t *) licensed;
  94
  95                         for (i = 0; i < 56; i += sizeof (uint32_t), ptext++)
  96                                 *ptext = cpu_to_be32(*ptext);
  97                         init_key = 0;
  98                 }
  99
 100                 lpfc_read_nv(phba, pmb);
 101                 memset((char*)mb->un.varRDnvp.rsvd3, 0,
 102                         sizeof (mb->un.varRDnvp.rsvd3));
 103                 memcpy((char*)mb->un.varRDnvp.rsvd3, licensed,
 104                          sizeof (licensed));
 105
 106                 rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
 107
 108                 if (rc != MBX_SUCCESS) {
 109                         lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
 110                                         "%d:0324 Config Port initialization "
 111                                         "error, mbxCmd x%x READ_NVPARM, "
 112                                         "mbxStatus x%x\n",
 113                                         phba->brd_no,
 114                                         mb->mbxCommand, mb->mbxStatus);
 115                         mempool_free(pmb, phba->mbox_mem_pool);
 116                         return -ERESTART;
 117                 }
 118                 memcpy(phba->wwnn, (char *)mb->un.varRDnvp.nodename,
 119                        sizeof(phba->wwnn));
 120                 memcpy(phba->wwpn, (char *)mb->un.varRDnvp.portname,
 121                        sizeof(phba->wwpn));
 122         }
 123
 124         phba->sli3_options = 0x0;
 125
 126         /* Setup and issue mailbox READ REV command */
 127         lpfc_read_rev(phba, pmb);
 128         rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
 129         if (rc != MBX_SUCCESS) {
 130                 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 131                                 "%d:0439 Adapter failed to init, mbxCmd x%x "
 132                                 "READ_REV, mbxStatus x%x\n",
 133                                 phba->brd_no,
 134                                 mb->mbxCommand, mb->mbxStatus);
 135                 mempool_free( pmb, phba->mbox_mem_pool);
 136                 return -ERESTART;
 137         }
 138
 139
 140         /*
 141          * The value of rr must be 1 since the driver set the cv field to 1.
 142          * This setting requires the FW to set all revision fields.
 143          */
 144         if (mb->un.varRdRev.rr == 0) {
 145                 vp->rev.rBit = 0;
 146                 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 147                                 "%d:0440 Adapter failed to init, READ_REV has "
 148                                 "missing revision information.\n",
 149                                 phba->brd_no);
 150                 mempool_free(pmb, phba->mbox_mem_pool);
 151                 return -ERESTART;
 152         }
 153
 154         if (phba->sli_rev == 3 && !mb->un.varRdRev.v3rsp)
 155                 return -EINVAL;
 156
 157         /* Save information as VPD data */
 158         vp->rev.rBit = 1;
 159         memcpy(&vp->sli3Feat, &mb->un.varRdRev.sli3Feat, sizeof(uint32_t));
 160         vp->rev.sli1FwRev = mb->un.varRdRev.sli1FwRev;
 161         memcpy(vp->rev.sli1FwName, (char*) mb->un.varRdRev.sli1FwName, 16);
 162         vp->rev.sli2FwRev = mb->un.varRdRev.sli2FwRev;
 163         memcpy(vp->rev.sli2FwName, (char *) mb->un.varRdRev.sli2FwName, 16);
 164         vp->rev.biuRev = mb->un.varRdRev.biuRev;
 165         vp->rev.smRev = mb->un.varRdRev.smRev;
 166         vp->rev.smFwRev = mb->un.varRdRev.un.smFwRev;
 167         vp->rev.endecRev = mb->un.varRdRev.endecRev;
 168         vp->rev.fcphHigh = mb->un.varRdRev.fcphHigh;
 169         vp->rev.fcphLow = mb->un.varRdRev.fcphLow;
 170         vp->rev.feaLevelHigh = mb->un.varRdRev.feaLevelHigh;
 171         vp->rev.feaLevelLow = mb->un.varRdRev.feaLevelLow;
 172         vp->rev.postKernRev = mb->un.varRdRev.postKernRev;
 173         vp->rev.opFwRev = mb->un.varRdRev.opFwRev;
 174
 175         /* If the sli feature level is less then 9, we must
 176          * tear down all RPIs and VPIs on link down if NPIV
 177          * is enabled.
 178          */
 179         if (vp->rev.feaLevelHigh < 9)
 180                 phba->sli3_options |= LPFC_SLI3_VPORT_TEARDOWN;
 181
 182         if (lpfc_is_LC_HBA(phba->pcidev->device))
 183                 memcpy(phba->RandomData, (char *)&mb->un.varWords[24],
 184                                                 sizeof (phba->RandomData));
 185
 186         /* Get adapter VPD information */
 187         pmb->context2 = kmalloc(DMP_RSP_SIZE, GFP_KERNEL);
 188         if (!pmb->context2)
 189                 goto out_free_mbox;
 190         lpfc_vpd_data = kmalloc(DMP_VPD_SIZE, GFP_KERNEL);
 191         if (!lpfc_vpd_data)
 192                 goto out_free_context2;
 193
 194         do {
 195                 lpfc_dump_mem(phba, pmb, offset);
 196                 rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
 197
 198                 if (rc != MBX_SUCCESS) {
 199                         lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
 200                                         "%d:0441 VPD not present on adapter, "
 201                                         "mbxCmd x%x DUMP VPD, mbxStatus x%x\n",
 202                                         phba->brd_no,
 203                                         mb->mbxCommand, mb->mbxStatus);
 204                         mb->un.varDmp.word_cnt = 0;
 205                 }
 206                 if (mb->un.varDmp.word_cnt > DMP_VPD_SIZE - offset)
 207                         mb->un.varDmp.word_cnt = DMP_VPD_SIZE - offset;
 208                 lpfc_sli_pcimem_bcopy(pmb->context2, lpfc_vpd_data + offset,
 209                                       mb->un.varDmp.word_cnt);
 210                 offset += mb->un.varDmp.word_cnt;
 211         } while (mb->un.varDmp.word_cnt && offset < DMP_VPD_SIZE);
 212         lpfc_parse_vpd(phba, lpfc_vpd_data, offset);
 213
 214         kfree(lpfc_vpd_data);
 215 out_free_context2:
 216         kfree(pmb->context2);
 217 out_free_mbox:
 218         mempool_free(pmb, phba->mbox_mem_pool);
 219         return 0;
 220 }
 221
 222 /************************************************************************/
 223 /*                                                                      */
 224 /*    lpfc_config_port_post                                             */
 225 /*    This routine will do LPFC initialization after the                */
 226 /*    CONFIG_PORT mailbox command. This will be initialized             */
 227 /*    as a SLI layer callback routine.                                  */
 228 /*    This routine returns 0 on success. Any other return value         */
 229 /*    indicates an error.                                               */
 230 /*                                                                      */
 231 /************************************************************************/
 232 int
 233 lpfc_config_port_post(struct lpfc_hba *phba)
 234 {
 235         struct lpfc_vport *vport = phba->pport;
 236         LPFC_MBOXQ_t *pmb;
 237         MAILBOX_t *mb;
 238         struct lpfc_dmabuf *mp;
 239         struct lpfc_sli *psli = &phba->sli;
 240         uint32_t status, timeout;
 241         int i, j;
 242         int rc;
 243
 244         pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
 245         if (!pmb) {
 246                 phba->link_state = LPFC_HBA_ERROR;
 247                 return -ENOMEM;
 248         }
 249         mb = &pmb->mb;
 250
 251         /* Get login parameters for NID.  */
 252         lpfc_read_sparam(phba, pmb, 0);
 253         pmb->vport = vport;
 254         if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
 255                 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 256                                 "%d:0448 Adapter failed init, mbxCmd x%x "
 257                                 "READ_SPARM mbxStatus x%x\n",
 258                                 phba->brd_no,
 259                                 mb->mbxCommand, mb->mbxStatus);
 260                 phba->link_state = LPFC_HBA_ERROR;
 261                 mp = (struct lpfc_dmabuf *) pmb->context1;
 262                 mempool_free( pmb, phba->mbox_mem_pool);
 263                 lpfc_mbuf_free(phba, mp->virt, mp->phys);
 264                 kfree(mp);
 265                 return -EIO;
 266         }
 267
 268         mp = (struct lpfc_dmabuf *) pmb->context1;
 269
 270         memcpy(&vport->fc_sparam, mp->virt, sizeof (struct serv_parm));
 271         lpfc_mbuf_free(phba, mp->virt, mp->phys);
 272         kfree(mp);
 273         pmb->context1 = NULL;
 274
 275         if (phba->cfg_soft_wwnn)
 276                 u64_to_wwn(phba->cfg_soft_wwnn,
 277                            vport->fc_sparam.nodeName.u.wwn);
 278         if (phba->cfg_soft_wwpn)
 279                 u64_to_wwn(phba->cfg_soft_wwpn,
 280                            vport->fc_sparam.portName.u.wwn);
 281         memcpy(&vport->fc_nodename, &vport->fc_sparam.nodeName,
 282                sizeof (struct lpfc_name));
 283         memcpy(&vport->fc_portname, &vport->fc_sparam.portName,
 284                sizeof (struct lpfc_name));
 285         /* If no serial number in VPD data, use low 6 bytes of WWNN */
 286         /* This should be consolidated into parse_vpd ? - mr */
 287         if (phba->SerialNumber[0] == 0) {
 288                 uint8_t *outptr;
 289
 290                 outptr = &vport->fc_nodename.u.s.IEEE[0];
 291                 for (i = 0; i < 12; i++) {
 292                         status = *outptr++;
 293                         j = ((status & 0xf0) >> 4);
 294                         if (j <= 9)
 295                                 phba->SerialNumber[i] =
 296                                     (char)((uint8_t) 0x30 + (uint8_t) j);
 297                         else
 298                                 phba->SerialNumber[i] =
 299                                     (char)((uint8_t) 0x61 + (uint8_t) (j - 10));
 300                         i++;
 301                         j = (status & 0xf);
 302                         if (j <= 9)
 303                                 phba->SerialNumber[i] =
 304                                     (char)((uint8_t) 0x30 + (uint8_t) j);
 305                         else
 306                                 phba->SerialNumber[i] =
 307                                     (char)((uint8_t) 0x61 + (uint8_t) (j - 10));
 308                 }
 309         }
 310
 311         lpfc_read_config(phba, pmb);
 312         pmb->vport = vport;
 313         if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
 314                 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 315                                 "%d:0453 Adapter failed to init, mbxCmd x%x "
 316                                 "READ_CONFIG, mbxStatus x%x\n",
 317                                 phba->brd_no,
 318                                 mb->mbxCommand, mb->mbxStatus);
 319                 phba->link_state = LPFC_HBA_ERROR;
 320                 mempool_free( pmb, phba->mbox_mem_pool);
 321                 return -EIO;
 322         }
 323
 324         /* Reset the DFT_HBA_Q_DEPTH to the max xri  */
 325         if (phba->cfg_hba_queue_depth > (mb->un.varRdConfig.max_xri+1))
 326                 phba->cfg_hba_queue_depth =
 327                         mb->un.varRdConfig.max_xri + 1;
 328
 329         phba->lmt = mb->un.varRdConfig.lmt;
 330
 331         /* Get the default values for Model Name and Description */
 332         lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc);
 333
 334         if ((phba->cfg_link_speed > LINK_SPEED_10G)
 335             || ((phba->cfg_link_speed == LINK_SPEED_1G)
 336                 && !(phba->lmt & LMT_1Gb))
 337             || ((phba->cfg_link_speed == LINK_SPEED_2G)
 338                 && !(phba->lmt & LMT_2Gb))
 339             || ((phba->cfg_link_speed == LINK_SPEED_4G)
 340                 && !(phba->lmt & LMT_4Gb))
 341             || ((phba->cfg_link_speed == LINK_SPEED_8G)
 342                 && !(phba->lmt & LMT_8Gb))
 343             || ((phba->cfg_link_speed == LINK_SPEED_10G)
 344                 && !(phba->lmt & LMT_10Gb))) {
 345                 /* Reset link speed to auto */
 346                 lpfc_printf_log(phba, KERN_WARNING, LOG_LINK_EVENT,
 347                         "%d:1302 Invalid speed for this board: "
 348                         "Reset link speed to auto: x%x\n",
 349                         phba->brd_no,
 350                         phba->cfg_link_speed);
 351                         phba->cfg_link_speed = LINK_SPEED_AUTO;
 352         }
 353
 354         phba->link_state = LPFC_LINK_DOWN;
 355
 356         /* Only process IOCBs on ring 0 till hba_state is READY */
 357         if (psli->ring[psli->extra_ring].cmdringaddr)
 358                 psli->ring[psli->extra_ring].flag |= LPFC_STOP_IOCB_EVENT;
 359         if (psli->ring[psli->fcp_ring].cmdringaddr)
 360                 psli->ring[psli->fcp_ring].flag |= LPFC_STOP_IOCB_EVENT;
 361         if (psli->ring[psli->next_ring].cmdringaddr)
 362                 psli->ring[psli->next_ring].flag |= LPFC_STOP_IOCB_EVENT;
 363
 364         /* Post receive buffers for desired rings */
 365         if (phba->sli_rev != 3)
 366                 lpfc_post_rcv_buf(phba);
 367
 368         /* Enable appropriate host interrupts */
 369         spin_lock_irq(&phba->hbalock);
 370         status = readl(phba->HCregaddr);
 371         status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA;
 372         if (psli->num_rings > 0)
 373                 status |= HC_R0INT_ENA;
 374         if (psli->num_rings > 1)
 375                 status |= HC_R1INT_ENA;
 376         if (psli->num_rings > 2)
 377                 status |= HC_R2INT_ENA;
 378         if (psli->num_rings > 3)
 379                 status |= HC_R3INT_ENA;
 380
 381         if ((phba->cfg_poll & ENABLE_FCP_RING_POLLING) &&
 382             (phba->cfg_poll & DISABLE_FCP_RING_INT))
 383                 status &= ~(HC_R0INT_ENA << LPFC_FCP_RING);
 384
 385         writel(status, phba->HCregaddr);
 386         readl(phba->HCregaddr); /* flush */
 387         spin_unlock_irq(&phba->hbalock);
 388
 389         /*
 390          * Setup the ring 0 (els)  timeout handler
 391          */
 392         timeout = phba->fc_ratov << 1;
 393         mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout);
 394         mod_timer(&phba->hb_tmofunc, jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
 395         phba->hb_outstanding = 0;
 396         phba->last_completion_time = jiffies;
 397
 398         lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed);
 399         pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
 400         pmb->vport = vport;
 401         rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
 402         lpfc_set_loopback_flag(phba);
 403         if (rc != MBX_SUCCESS) {
 404                 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 405                                 "%d:0454 Adapter failed to init, mbxCmd x%x "
 406                                 "INIT_LINK, mbxStatus x%x\n",
 407                                 phba->brd_no,
 408                                 mb->mbxCommand, mb->mbxStatus);
 409
 410                 /* Clear all interrupt enable conditions */
 411                 writel(0, phba->HCregaddr);
 412                 readl(phba->HCregaddr); /* flush */
 413                 /* Clear all pending interrupts */
 414                 writel(0xffffffff, phba->HAregaddr);
 415                 readl(phba->HAregaddr); /* flush */
 416
 417                 phba->link_state = LPFC_HBA_ERROR;
 418                 if (rc != MBX_BUSY)
 419                         mempool_free(pmb, phba->mbox_mem_pool);
 420                 return -EIO;
 421         }
 422         /* MBOX buffer will be freed in mbox compl */
 423
 424         return (0);
 425 }
 426
 427 /************************************************************************/
 428 /*                                                                      */
 429 /*    lpfc_hba_down_prep                                                */
 430 /*    This routine will do LPFC uninitialization before the             */
 431 /*    HBA is reset when bringing down the SLI Layer. This will be       */
 432 /*    initialized as a SLI layer callback routine.                      */
 433 /*    This routine returns 0 on success. Any other return value         */
 434 /*    indicates an error.                                               */
 435 /*                                                                      */
 436 /************************************************************************/
 437 int
 438 lpfc_hba_down_prep(struct lpfc_hba *phba)
 439 {
 440         struct lpfc_vport *vport = phba->pport;
 441
 442         /* Disable interrupts */
 443         writel(0, phba->HCregaddr);
 444         readl(phba->HCregaddr); /* flush */
 445
 446         list_for_each_entry(vport, &phba->port_list, listentry) {
 447                 lpfc_cleanup_discovery_resources(vport);
 448         }
 449
 450         return 0;
 451 }
 452
 453 /************************************************************************/
 454 /*                                                                      */
 455 /*    lpfc_hba_down_post                                                */
 456 /*    This routine will do uninitialization after the HBA is reset      */
 457 /*    when bringing down the SLI Layer.                                 */
 458 /*    This routine returns 0 on success. Any other return value         */
 459 /*    indicates an error.                                               */
 460 /*                                                                      */
 461 /************************************************************************/
 462 int
 463 lpfc_hba_down_post(struct lpfc_hba *phba)
 464 {
 465         struct lpfc_sli *psli = &phba->sli;
 466         struct lpfc_sli_ring *pring;
 467         struct lpfc_dmabuf *mp, *next_mp;
 468         int i;
 469
 470         if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)
 471                 lpfc_sli_hbqbuf_free_all(phba);
 472         else {
 473                 /* Cleanup preposted buffers on the ELS ring */
 474                 pring = &psli->ring[LPFC_ELS_RING];
 475                 list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) {
 476                         list_del(&mp->list);
 477                         pring->postbufq_cnt--;
 478                         lpfc_mbuf_free(phba, mp->virt, mp->phys);
 479                         kfree(mp);
 480                 }
 481         }
 482
 483         for (i = 0; i < psli->num_rings; i++) {
 484                 pring = &psli->ring[i];
 485                 lpfc_sli_abort_iocb_ring(phba, pring);
 486         }
 487
 488         return 0;
 489 }
 490
 491 /* HBA heart beat timeout handler */
 492 void
 493 lpfc_hb_timeout(unsigned long ptr)
 494 {
 495         struct lpfc_hba *phba;
 496         unsigned long iflag;
 497
 498         phba = (struct lpfc_hba *)ptr;
 499         spin_lock_irqsave(&phba->pport->work_port_lock, iflag);
 500         if (!(phba->pport->work_port_events & WORKER_HB_TMO))
 501                 phba->pport->work_port_events |= WORKER_HB_TMO;
 502         spin_unlock_irqrestore(&phba->pport->work_port_lock, iflag);
 503
 504         if (phba->work_wait)
 505                 wake_up(phba->work_wait);
 506         return;
 507 }
 508
 509 static void
 510 lpfc_hb_mbox_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq)
 511 {
 512         unsigned long drvr_flag;
 513
 514         spin_lock_irqsave(&phba->hbalock, drvr_flag);
 515         phba->hb_outstanding = 0;
 516         spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
 517
 518         mempool_free(pmboxq, phba->mbox_mem_pool);
 519         if (!(phba->pport->fc_flag & FC_OFFLINE_MODE) &&
 520                 !(phba->link_state == LPFC_HBA_ERROR) &&
 521                 !(phba->pport->fc_flag & FC_UNLOADING))
 522                 mod_timer(&phba->hb_tmofunc,
 523                         jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
 524         return;
 525 }
 526
 527 void
 528 lpfc_hb_timeout_handler(struct lpfc_hba *phba)
 529 {
 530         LPFC_MBOXQ_t *pmboxq;
 531         int retval;
 532         struct lpfc_sli *psli = &phba->sli;
 533
 534         if ((phba->link_state == LPFC_HBA_ERROR) ||
 535                 (phba->pport->fc_flag & FC_UNLOADING) ||
 536                 (phba->pport->fc_flag & FC_OFFLINE_MODE))
 537                 return;
 538
 539         spin_lock_irq(&phba->pport->work_port_lock);
 540         /* If the timer is already canceled do nothing */
 541         if (!(phba->pport->work_port_events & WORKER_HB_TMO)) {
 542                 spin_unlock_irq(&phba->pport->work_port_lock);
 543                 return;
 544         }
 545
 546         if (time_after(phba->last_completion_time + LPFC_HB_MBOX_INTERVAL * HZ,
 547                 jiffies)) {
 548                 spin_unlock_irq(&phba->pport->work_port_lock);
 549                 if (!phba->hb_outstanding)
 550                         mod_timer(&phba->hb_tmofunc,
 551                                 jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
 552                 else
 553                         mod_timer(&phba->hb_tmofunc,
 554                                 jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
 555                 return;
 556         }
 557         spin_unlock_irq(&phba->pport->work_port_lock);
 558
 559         /* If there is no heart beat outstanding, issue a heartbeat command */
 560         if (!phba->hb_outstanding) {
 561                 pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL);
 562                 if (!pmboxq) {
 563                         mod_timer(&phba->hb_tmofunc,
 564                                 jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
 565                         return;
 566                 }
 567
 568                 lpfc_heart_beat(phba, pmboxq);
 569                 pmboxq->mbox_cmpl = lpfc_hb_mbox_cmpl;
 570                 pmboxq->vport = phba->pport;
 571                 retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
 572
 573                 if (retval != MBX_BUSY && retval != MBX_SUCCESS) {
 574                         mempool_free(pmboxq, phba->mbox_mem_pool);
 575                         mod_timer(&phba->hb_tmofunc,
 576                                 jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
 577                         return;
 578                 }
 579                 mod_timer(&phba->hb_tmofunc,
 580                         jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
 581                 phba->hb_outstanding = 1;
 582                 return;
 583         } else {
 584                 /*
 585                  * If heart beat timeout called with hb_outstanding set we
 586                  * need to take the HBA offline.
 587                  */
 588                 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 589                         "%d:0459 Adapter heartbeat failure, taking "
 590                         "this port offline.\n", phba->brd_no);
 591
 592                 spin_lock_irq(&phba->hbalock);
 593                 psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
 594                 spin_unlock_irq(&phba->hbalock);
 595
 596                 lpfc_offline_prep(phba);
 597                 lpfc_offline(phba);
 598                 lpfc_unblock_mgmt_io(phba);
 599                 phba->link_state = LPFC_HBA_ERROR;
 600                 lpfc_hba_down_post(phba);
 601         }
 602 }
 603
 604 /************************************************************************/
 605 /*                                                                      */
 606 /*    lpfc_handle_eratt                                                 */
 607 /*    This routine will handle processing a Host Attention              */
 608 /*    Error Status event. This will be initialized                      */
 609 /*    as a SLI layer callback routine.                                  */
 610 /*                                                                      */
 611 /************************************************************************/
 612 void
 613 lpfc_handle_eratt(struct lpfc_hba *phba)
 614 {
 615         struct lpfc_vport *vport = phba->pport;
 616         struct lpfc_sli   *psli = &phba->sli;
 617         struct lpfc_sli_ring  *pring;
 618         struct lpfc_vport *port_iterator;
 619         uint32_t event_data;
 620         struct Scsi_Host  *shost;
 621
 622         /* If the pci channel is offline, ignore possible errors,
 623          * since we cannot communicate with the pci card anyway. */
 624         if (pci_channel_offline(phba->pcidev))
 625                 return;
 626
 627         if (phba->work_hs & HS_FFER6 ||
 628             phba->work_hs & HS_FFER5) {
 629                 /* Re-establishing Link */
 630                 lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
 631                                 "%d:1301 Re-establishing Link "
 632                                 "Data: x%x x%x x%x\n",
 633                                 phba->brd_no, phba->work_hs,
 634                                 phba->work_status[0], phba->work_status[1]);
 635                 list_for_each_entry(port_iterator, &phba->port_list,
 636                                     listentry) {
 637                         shost = lpfc_shost_from_vport(port_iterator);
 638
 639                         spin_lock_irq(shost->host_lock);
 640                         port_iterator->fc_flag |= FC_ESTABLISH_LINK;
 641                         spin_unlock_irq(shost->host_lock);
 642                 }
 643                 spin_lock_irq(&phba->hbalock);
 644                 psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
 645                 spin_unlock_irq(&phba->hbalock);
 646
 647                 /*
 648                 * Firmware stops when it triggled erratt with HS_FFER6.
 649                 * That could cause the I/Os dropped by the firmware.
 650                 * Error iocb (I/O) on txcmplq and let the SCSI layer
 651                 * retry it after re-establishing link.
 652                 */
 653                 pring = &psli->ring[psli->fcp_ring];
 654                 lpfc_sli_abort_iocb_ring(phba, pring);
 655
 656
 657                 /*
 658                  * There was a firmware error.  Take the hba offline and then
 659                  * attempt to restart it.
 660                  */
 661                 lpfc_offline_prep(phba);
 662                 lpfc_offline(phba);
 663                 lpfc_sli_brdrestart(phba);
 664                 if (lpfc_online(phba) == 0) {   /* Initialize the HBA */
 665                         mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
 666                         lpfc_unblock_mgmt_io(phba);
 667                         return;
 668                 }
 669                 lpfc_unblock_mgmt_io(phba);
 670         } else {
 671                 /* The if clause above forces this code path when the status
 672                  * failure is a value other than FFER6.  Do not call the offline
 673                  *  twice. This is the adapter hardware error path.
 674                  */
 675                 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 676                                 "%d:0457 Adapter Hardware Error "
 677                                 "Data: x%x x%x x%x\n",
 678                                 phba->brd_no, phba->work_hs,
 679                                 phba->work_status[0], phba->work_status[1]);
 680
 681                 event_data = FC_REG_DUMP_EVENT;
 682                 shost = lpfc_shost_from_vport(vport);
 683                 fc_host_post_vendor_event(shost, fc_get_event_number(),
 684                                 sizeof(event_data), (char *) &event_data,
 685                                 SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
 686
 687                 spin_lock_irq(&phba->hbalock);
 688                 psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
 689                 spin_unlock_irq(&phba->hbalock);
 690                 lpfc_offline_prep(phba);
 691                 lpfc_offline(phba);
 692                 lpfc_unblock_mgmt_io(phba);
 693                 phba->link_state = LPFC_HBA_ERROR;
 694                 lpfc_hba_down_post(phba);
 695         }
 696 }
 697
 698 /************************************************************************/
 699 /*                                                                      */
 700 /*    lpfc_handle_latt                                                  */
 701 /*    This routine will handle processing a Host Attention              */
 702 /*    Link Status event. This will be initialized                       */
 703 /*    as a SLI layer callback routine.                                  */
 704 /*                                                                      */
 705 /************************************************************************/
 706 void
 707 lpfc_handle_latt(struct lpfc_hba *phba)
 708 {
 709         struct lpfc_vport *vport = phba->pport;
 710         struct lpfc_sli   *psli = &phba->sli;
 711         struct lpfc_vport *port_iterator;
 712         LPFC_MBOXQ_t *pmb;
 713         volatile uint32_t control;
 714         struct lpfc_dmabuf *mp;
 715         int rc = -ENOMEM;
 716
 717         pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
 718         if (!pmb)
 719                 goto lpfc_handle_latt_err_exit;
 720
 721         mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
 722         if (!mp)
 723                 goto lpfc_handle_latt_free_pmb;
 724
 725         mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
 726         if (!mp->virt)
 727                 goto lpfc_handle_latt_free_mp;
 728
 729         rc = -EIO;
 730
 731         /* Cleanup any outstanding ELS commands */
 732         list_for_each_entry(port_iterator, &phba->port_list, listentry)
 733                 lpfc_els_flush_cmd(port_iterator);
 734
 735         psli->slistat.link_event++;
 736         lpfc_read_la(phba, pmb, mp);
 737         pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la;
 738         pmb->vport = vport;
 739         rc = lpfc_sli_issue_mbox (phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB));
 740         if (rc == MBX_NOT_FINISHED)
 741                 goto lpfc_handle_latt_free_mbuf;
 742
 743         /* Clear Link Attention in HA REG */
 744         spin_lock_irq(&phba->hbalock);
 745         writel(HA_LATT, phba->HAregaddr);
 746         readl(phba->HAregaddr); /* flush */
 747         spin_unlock_irq(&phba->hbalock);
 748
 749         return;
 750
 751 lpfc_handle_latt_free_mbuf:
 752         lpfc_mbuf_free(phba, mp->virt, mp->phys);
 753 lpfc_handle_latt_free_mp:
 754         kfree(mp);
 755 lpfc_handle_latt_free_pmb:
 756         mempool_free(pmb, phba->mbox_mem_pool);
 757 lpfc_handle_latt_err_exit:
 758         /* Enable Link attention interrupts */
 759         spin_lock_irq(&phba->hbalock);
 760         psli->sli_flag |= LPFC_PROCESS_LA;
 761         control = readl(phba->HCregaddr);
 762         control |= HC_LAINT_ENA;
 763         writel(control, phba->HCregaddr);
 764         readl(phba->HCregaddr); /* flush */
 765
 766         /* Clear Link Attention in HA REG */
 767         writel(HA_LATT, phba->HAregaddr);
 768         readl(phba->HAregaddr); /* flush */
 769         spin_unlock_irq(&phba->hbalock);
 770         lpfc_linkdown(phba);
 771         phba->link_state = LPFC_HBA_ERROR;
 772
 773         /* The other case is an error from issue_mbox */
 774         if (rc == -ENOMEM)
 775                 lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
 776                                 "%d:0300 READ_LA: no buffers\n",
 777                                 phba->brd_no);
 778
 779         return;
 780 }
 781
 782 /************************************************************************/
 783 /*                                                                      */
 784 /*   lpfc_parse_vpd                                                     */
 785 /*   This routine will parse the VPD data                               */
 786 /*                                                                      */
 787 /************************************************************************/
 788 static int
 789 lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len)
 790 {
 791         uint8_t lenlo, lenhi;
 792         int Length;
 793         int i, j;
 794         int finished = 0;
 795         int index = 0;
 796
 797         if (!vpd)
 798                 return 0;
 799
 800         /* Vital Product */
 801         lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
 802                         "%d:0455 Vital Product Data: x%x x%x x%x x%x\n",
 803                         phba->brd_no,
 804                         (uint32_t) vpd[0], (uint32_t) vpd[1], (uint32_t) vpd[2],
 805                         (uint32_t) vpd[3]);
 806         while (!finished && (index < (len - 4))) {
 807                 switch (vpd[index]) {
 808                 case 0x82:
 809                 case 0x91:
 810                         index += 1;
 811                         lenlo = vpd[index];
 812                         index += 1;
 813                         lenhi = vpd[index];
 814                         index += 1;
 815                         i = ((((unsigned short)lenhi) << 8) + lenlo);
 816                         index += i;
 817                         break;
 818                 case 0x90:
 819                         index += 1;
 820                         lenlo = vpd[index];
 821                         index += 1;
 822                         lenhi = vpd[index];
 823                         index += 1;
 824                         Length = ((((unsigned short)lenhi) << 8) + lenlo);
 825                         if (Length > len - index)
 826                                 Length = len - index;
 827                         while (Length > 0) {
 828                         /* Look for Serial Number */
 829                         if ((vpd[index] == 'S') && (vpd[index+1] == 'N')) {
 830                                 index += 2;
 831                                 i = vpd[index];
 832                                 index += 1;
 833                                 j = 0;
 834                                 Length -= (3+i);
 835                                 while(i--) {
 836                                         phba->SerialNumber[j++] = vpd[index++];
 837                                         if (j == 31)
 838                                                 break;
 839                                 }
 840                                 phba->SerialNumber[j] = 0;
 841                                 continue;
 842                         }
 843                         else if ((vpd[index] == 'V') && (vpd[index+1] == '1')) {
 844                                 phba->vpd_flag |= VPD_MODEL_DESC;
 845                                 index += 2;
 846                                 i = vpd[index];
 847                                 index += 1;
 848                                 j = 0;
 849                                 Length -= (3+i);
 850                                 while(i--) {
 851                                         phba->ModelDesc[j++] = vpd[index++];
 852                                         if (j == 255)
 853                                                 break;
 854                                 }
 855                                 phba->ModelDesc[j] = 0;
 856                                 continue;
 857                         }
 858                         else if ((vpd[index] == 'V') && (vpd[index+1] == '2')) {
 859                                 phba->vpd_flag |= VPD_MODEL_NAME;
 860                                 index += 2;
 861                                 i = vpd[index];
 862                                 index += 1;
 863                                 j = 0;
 864                                 Length -= (3+i);
 865                                 while(i--) {
 866                                         phba->ModelName[j++] = vpd[index++];
 867                                         if (j == 79)
 868                                                 break;
 869                                 }
 870                                 phba->ModelName[j] = 0;
 871                                 continue;
 872                         }
 873                         else if ((vpd[index] == 'V') && (vpd[index+1] == '3')) {
 874                                 phba->vpd_flag |= VPD_PROGRAM_TYPE;
 875                                 index += 2;
 876                                 i = vpd[index];
 877                                 index += 1;
 878                                 j = 0;
 879                                 Length -= (3+i);
 880                                 while(i--) {
 881                                         phba->ProgramType[j++] = vpd[index++];
 882                                         if (j == 255)
 883                                                 break;
 884                                 }
 885                                 phba->ProgramType[j] = 0;
 886                                 continue;
 887                         }
 888                         else if ((vpd[index] == 'V') && (vpd[index+1] == '4')) {
 889                                 phba->vpd_flag |= VPD_PORT;
 890                                 index += 2;
 891                                 i = vpd[index];
 892                                 index += 1;
 893                                 j = 0;
 894                                 Length -= (3+i);
 895                                 while(i--) {
 896                                 phba->Port[j++] = vpd[index++];
 897                                 if (j == 19)
 898                                         break;
 899                                 }
 900                                 phba->Port[j] = 0;
 901                                 continue;
 902                         }
 903                         else {
 904                                 index += 2;
 905                                 i = vpd[index];
 906                                 index += 1;
 907                                 index += i;
 908                                 Length -= (3 + i);
 909                         }
 910                 }
 911                 finished = 0;
 912                 break;
 913                 case 0x78:
 914                         finished = 1;
 915                         break;
 916                 default:
 917                         index ++;
 918                         break;
 919                 }
 920         }
 921
 922         return(1);
 923 }
 924
 925 static void
 926 lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp)
 927 {
 928         lpfc_vpd_t *vp;
 929         uint16_t dev_id = phba->pcidev->device;
 930         int max_speed;
 931         struct {
 932                 char * name;
 933                 int    max_speed;
 934                 char * bus;
 935         } m = {"<Unknown>", 0, ""};
 936
 937         if (mdp && mdp[0] != '\0'
 938                 && descp && descp[0] != '\0')
 939                 return;
 940
 941         if (phba->lmt & LMT_10Gb)
 942                 max_speed = 10;
 943         else if (phba->lmt & LMT_8Gb)
 944                 max_speed = 8;
 945         else if (phba->lmt & LMT_4Gb)
 946                 max_speed = 4;
 947         else if (phba->lmt & LMT_2Gb)
 948                 max_speed = 2;
 949         else
 950                 max_speed = 1;
 951
 952         vp = &phba->vpd;
 953
 954         switch (dev_id) {
 955         case PCI_DEVICE_ID_FIREFLY:
 956                 m = (typeof(m)){"LP6000", max_speed, "PCI"};
 957                 break;
 958         case PCI_DEVICE_ID_SUPERFLY:
 959                 if (vp->rev.biuRev >= 1 && vp->rev.biuRev <= 3)
 960                         m = (typeof(m)){"LP7000", max_speed,  "PCI"};
 961                 else
 962                         m = (typeof(m)){"LP7000E", max_speed, "PCI"};
 963                 break;
 964         case PCI_DEVICE_ID_DRAGONFLY:
 965                 m = (typeof(m)){"LP8000", max_speed, "PCI"};
 966                 break;
 967         case PCI_DEVICE_ID_CENTAUR:
 968                 if (FC_JEDEC_ID(vp->rev.biuRev) == CENTAUR_2G_JEDEC_ID)
 969                         m = (typeof(m)){"LP9002", max_speed, "PCI"};
 970                 else
 971                         m = (typeof(m)){"LP9000", max_speed, "PCI"};
 972                 break;
 973         case PCI_DEVICE_ID_RFLY:
 974                 m = (typeof(m)){"LP952", max_speed, "PCI"};
 975                 break;
 976         case PCI_DEVICE_ID_PEGASUS:
 977                 m = (typeof(m)){"LP9802", max_speed, "PCI-X"};
 978                 break;
 979         case PCI_DEVICE_ID_THOR:
 980                 m = (typeof(m)){"LP10000", max_speed, "PCI-X"};
 981                 break;
 982         case PCI_DEVICE_ID_VIPER:
 983                 m = (typeof(m)){"LPX1000", max_speed,  "PCI-X"};
 984                 break;
 985         case PCI_DEVICE_ID_PFLY:
 986                 m = (typeof(m)){"LP982", max_speed, "PCI-X"};
 987                 break;
 988         case PCI_DEVICE_ID_TFLY:
 989                 m = (typeof(m)){"LP1050", max_speed, "PCI-X"};
 990                 break;
 991         case PCI_DEVICE_ID_HELIOS:
 992                 m = (typeof(m)){"LP11000", max_speed, "PCI-X2"};
 993                 break;
 994         case PCI_DEVICE_ID_HELIOS_SCSP:
 995                 m = (typeof(m)){"LP11000-SP", max_speed, "PCI-X2"};
 996                 break;
 997         case PCI_DEVICE_ID_HELIOS_DCSP:
 998                 m = (typeof(m)){"LP11002-SP", max_speed, "PCI-X2"};
 999                 break;
1000         case PCI_DEVICE_ID_NEPTUNE:
1001                 m = (typeof(m)){"LPe1000", max_speed, "PCIe"};
1002                 break;
1003         case PCI_DEVICE_ID_NEPTUNE_SCSP:
1004                 m = (typeof(m)){"LPe1000-SP", max_speed, "PCIe"};
1005                 break;
1006         case PCI_DEVICE_ID_NEPTUNE_DCSP:
1007                 m = (typeof(m)){"LPe1002-SP", max_speed, "PCIe"};
1008                 break;
1009         case PCI_DEVICE_ID_BMID:
1010                 m = (typeof(m)){"LP1150", max_speed, "PCI-X2"};
1011                 break;
1012         case PCI_DEVICE_ID_BSMB:
1013                 m = (typeof(m)){"LP111", max_speed, "PCI-X2"};
1014                 break;
1015         case PCI_DEVICE_ID_ZEPHYR:
1016                 m = (typeof(m)){"LPe11000", max_speed, "PCIe"};
1017                 break;
1018         case PCI_DEVICE_ID_ZEPHYR_SCSP:
1019                 m = (typeof(m)){"LPe11000", max_speed, "PCIe"};
1020                 break;
1021         case PCI_DEVICE_ID_ZEPHYR_DCSP:
1022                 m = (typeof(m)){"LPe11002-SP", max_speed, "PCIe"};
1023                 break;
1024         case PCI_DEVICE_ID_ZMID:
1025                 m = (typeof(m)){"LPe1150", max_speed, "PCIe"};
1026                 break;
1027         case PCI_DEVICE_ID_ZSMB:
1028                 m = (typeof(m)){"LPe111", max_speed, "PCIe"};
1029                 break;
1030         case PCI_DEVICE_ID_LP101:
1031                 m = (typeof(m)){"LP101", max_speed, "PCI-X"};
1032                 break;
1033         case PCI_DEVICE_ID_LP10000S:
1034                 m = (typeof(m)){"LP10000-S", max_speed, "PCI"};
1035                 break;
1036         case PCI_DEVICE_ID_LP11000S:
1037                 m = (typeof(m)){"LP11000-S", max_speed,
1038                         "PCI-X2"};
1039                 break;
1040         case PCI_DEVICE_ID_LPE11000S:
1041                 m = (typeof(m)){"LPe11000-S", max_speed,
1042                         "PCIe"};
1043                 break;
1044         case PCI_DEVICE_ID_SAT:
1045                 m = (typeof(m)){"LPe12000", max_speed, "PCIe"};
1046                 break;
1047         case PCI_DEVICE_ID_SAT_MID:
1048                 m = (typeof(m)){"LPe1250", max_speed, "PCIe"};
1049                 break;
1050         case PCI_DEVICE_ID_SAT_SMB:
1051                 m = (typeof(m)){"LPe121", max_speed, "PCIe"};
1052                 break;
1053         case PCI_DEVICE_ID_SAT_DCSP:
1054                 m = (typeof(m)){"LPe12002-SP", max_speed, "PCIe"};
1055                 break;
1056         case PCI_DEVICE_ID_SAT_SCSP:
1057                 m = (typeof(m)){"LPe12000-SP", max_speed, "PCIe"};
1058                 break;
1059         case PCI_DEVICE_ID_SAT_S:
1060                 m = (typeof(m)){"LPe12000-S", max_speed, "PCIe"};
1061                 break;
1062         default:
1063                 m = (typeof(m)){ NULL };
1064                 break;
1065         }
1066
1067         if (mdp && mdp[0] == '\0')
1068                 snprintf(mdp, 79,"%s", m.name);
1069         if (descp && descp[0] == '\0')
1070                 snprintf(descp, 255,
1071                          "Emulex %s %dGb %s Fibre Channel Adapter",
1072                          m.name, m.max_speed, m.bus);
1073 }
1074
1075 /**************************************************/
1076 /*   lpfc_post_buffer                             */
1077 /*                                                */
1078 /*   This routine will post count buffers to the  */
1079 /*   ring with the QUE_RING_BUF_CN command. This  */
1080 /*   allows 3 buffers / command to be posted.     */
1081 /*   Returns the number of buffers NOT posted.    */
1082 /**************************************************/
1083 int
1084 lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt,
1085                  int type)
1086 {
1087         IOCB_t *icmd;
1088         struct lpfc_iocbq *iocb;
1089         struct lpfc_dmabuf *mp1, *mp2;
1090
1091         cnt += pring->missbufcnt;
1092
1093         /* While there are buffers to post */
1094         while (cnt > 0) {
1095                 /* Allocate buffer for  command iocb */
1096                 iocb = lpfc_sli_get_iocbq(phba);
1097                 if (iocb == NULL) {
1098                         pring->missbufcnt = cnt;
1099                         return cnt;
1100                 }
1101                 icmd = &iocb->iocb;
1102
1103                 /* 2 buffers can be posted per command */
1104                 /* Allocate buffer to post */
1105                 mp1 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1106                 if (mp1)
1107                     mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
1108                                                 &mp1->phys);
1109                 if (mp1 == 0 || mp1->virt == 0) {
1110                         kfree(mp1);
1111                         lpfc_sli_release_iocbq(phba, iocb);
1112                         pring->missbufcnt = cnt;
1113                         return cnt;
1114                 }
1115
1116                 INIT_LIST_HEAD(&mp1->list);
1117                 /* Allocate buffer to post */
1118                 if (cnt > 1) {
1119                         mp2 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1120                         if (mp2)
1121                                 mp2->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
1122                                                             &mp2->phys);
1123                         if (mp2 == 0 || mp2->virt == 0) {
1124                                 kfree(mp2);
1125                                 lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
1126                                 kfree(mp1);
1127                                 lpfc_sli_release_iocbq(phba, iocb);
1128                                 pring->missbufcnt = cnt;
1129                                 return cnt;
1130                         }
1131
1132                         INIT_LIST_HEAD(&mp2->list);
1133                 } else {
1134                         mp2 = NULL;
1135                 }
1136
1137                 icmd->un.cont64[0].addrHigh = putPaddrHigh(mp1->phys);
1138                 icmd->un.cont64[0].addrLow = putPaddrLow(mp1->phys);
1139                 icmd->un.cont64[0].tus.f.bdeSize = FCELSSIZE;
1140                 icmd->ulpBdeCount = 1;
1141                 cnt--;
1142                 if (mp2) {
1143                         icmd->un.cont64[1].addrHigh = putPaddrHigh(mp2->phys);
1144                         icmd->un.cont64[1].addrLow = putPaddrLow(mp2->phys);
1145                         icmd->un.cont64[1].tus.f.bdeSize = FCELSSIZE;
1146                         cnt--;
1147                         icmd->ulpBdeCount = 2;
1148                 }
1149
1150                 icmd->ulpCommand = CMD_QUE_RING_BUF64_CN;
1151                 icmd->ulpLe = 1;
1152
1153                 if (lpfc_sli_issue_iocb(phba, pring, iocb, 0) == IOCB_ERROR) {
1154                         lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
1155                         kfree(mp1);
1156                         cnt++;
1157                         if (mp2) {
1158                                 lpfc_mbuf_free(phba, mp2->virt, mp2->phys);
1159                                 kfree(mp2);
1160                                 cnt++;
1161                         }
1162                         lpfc_sli_release_iocbq(phba, iocb);
1163                         pring->missbufcnt = cnt;
1164                         return cnt;
1165                 }
1166                 lpfc_sli_ringpostbuf_put(phba, pring, mp1);
1167                 if (mp2)
1168                         lpfc_sli_ringpostbuf_put(phba, pring, mp2);
1169         }
1170         pring->missbufcnt = 0;
1171         return 0;
1172 }
1173
1174 /************************************************************************/
1175 /*                                                                      */
1176 /*   lpfc_post_rcv_buf                                                  */
1177 /*   This routine post initial rcv buffers to the configured rings      */
1178 /*                                                                      */
1179 /************************************************************************/
1180 static int
1181 lpfc_post_rcv_buf(struct lpfc_hba *phba)
1182 {
1183         struct lpfc_sli *psli = &phba->sli;
1184
1185         /* Ring 0, ELS / CT buffers */
1186         lpfc_post_buffer(phba, &psli->ring[LPFC_ELS_RING], LPFC_BUF_RING0, 1);
1187         /* Ring 2 - FCP no buffers needed */
1188
1189         return 0;
1190 }
1191
1192 #define S(N,V) (((V)<<(N))|((V)>>(32-(N))))
1193
1194 /************************************************************************/
1195 /*                                                                      */
1196 /*   lpfc_sha_init                                                      */
1197 /*                                                                      */
1198 /************************************************************************/
1199 static void
1200 lpfc_sha_init(uint32_t * HashResultPointer)
1201 {
1202         HashResultPointer[0] = 0x67452301;
1203         HashResultPointer[1] = 0xEFCDAB89;
1204         HashResultPointer[2] = 0x98BADCFE;
1205         HashResultPointer[3] = 0x10325476;
1206         HashResultPointer[4] = 0xC3D2E1F0;
1207 }
1208
1209 /************************************************************************/
1210 /*                                                                      */
1211 /*   lpfc_sha_iterate                                                   */
1212 /*                                                                      */
1213 /************************************************************************/
1214 static void
1215 lpfc_sha_iterate(uint32_t * HashResultPointer, uint32_t * HashWorkingPointer)
1216 {
1217         int t;
1218         uint32_t TEMP;
1219         uint32_t A, B, C, D, E;
1220         t = 16;
1221         do {
1222                 HashWorkingPointer[t] =
1223                     S(1,
1224                       HashWorkingPointer[t - 3] ^ HashWorkingPointer[t -
1225                                                                      8] ^
1226                       HashWorkingPointer[t - 14] ^ HashWorkingPointer[t - 16]);
1227         } while (++t <= 79);
1228         t = 0;
1229         A = HashResultPointer[0];
1230         B = HashResultPointer[1];
1231         C = HashResultPointer[2];
1232         D = HashResultPointer[3];
1233         E = HashResultPointer[4];
1234
1235         do {
1236                 if (t < 20) {
1237                         TEMP = ((B & C) | ((~B) & D)) + 0x5A827999;
1238                 } else if (t < 40) {
1239                         TEMP = (B ^ C ^ D) + 0x6ED9EBA1;
1240                 } else if (t < 60) {
1241                         TEMP = ((B & C) | (B & D) | (C & D)) + 0x8F1BBCDC;
1242                 } else {
1243                         TEMP = (B ^ C ^ D) + 0xCA62C1D6;
1244                 }
1245                 TEMP += S(5, A) + E + HashWorkingPointer[t];
1246                 E = D;
1247                 D = C;
1248                 C = S(30, B);
1249                 B = A;
1250                 A = TEMP;
1251         } while (++t <= 79);
1252
1253         HashResultPointer[0] += A;
1254         HashResultPointer[1] += B;
1255         HashResultPointer[2] += C;
1256         HashResultPointer[3] += D;
1257         HashResultPointer[4] += E;
1258
1259 }
1260
1261 /************************************************************************/
1262 /*                                                                      */
1263 /*   lpfc_challenge_key                                                 */
1264 /*                                                                      */
1265 /************************************************************************/
1266 static void
1267 lpfc_challenge_key(uint32_t * RandomChallenge, uint32_t * HashWorking)
1268 {
1269         *HashWorking = (*RandomChallenge ^ *HashWorking);
1270 }
1271
1272 /************************************************************************/
1273 /*                                                                      */
1274 /*   lpfc_hba_init                                                      */
1275 /*                                                                      */
1276 /************************************************************************/
1277 void
1278 lpfc_hba_init(struct lpfc_hba *phba, uint32_t *hbainit)
1279 {
1280         int t;
1281         uint32_t *HashWorking;
1282         uint32_t *pwwnn = (uint32_t *) phba->wwnn;
1283
1284         HashWorking = kmalloc(80 * sizeof(uint32_t), GFP_KERNEL);
1285         if (!HashWorking)
1286                 return;
1287
1288         memset(HashWorking, 0, (80 * sizeof(uint32_t)));
1289         HashWorking[0] = HashWorking[78] = *pwwnn++;
1290         HashWorking[1] = HashWorking[79] = *pwwnn;
1291
1292         for (t = 0; t < 7; t++)
1293                 lpfc_challenge_key(phba->RandomData + t, HashWorking + t);
1294
1295         lpfc_sha_init(hbainit);
1296         lpfc_sha_iterate(hbainit, HashWorking);
1297         kfree(HashWorking);
1298 }
1299
1300 static void
1301 lpfc_cleanup(struct lpfc_vport *vport)
1302 {
1303         struct lpfc_nodelist *ndlp, *next_ndlp;
1304
1305         /* clean up phba - lpfc specific */
1306         lpfc_can_disctmo(vport);
1307         list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp)
1308                 lpfc_nlp_put(ndlp);
1309         return;
1310 }
1311
1312 static void
1313 lpfc_establish_link_tmo(unsigned long ptr)
1314 {
1315         struct lpfc_hba   *phba = (struct lpfc_hba *) ptr;
1316         struct lpfc_vport *vport = phba->pport;
1317         unsigned long iflag;
1318
1319         /* Re-establishing Link, timer expired */
1320         lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
1321                         "%d:1300 Re-establishing Link, timer expired "
1322                         "Data: x%x x%x\n",
1323                         phba->brd_no, vport->fc_flag,
1324                         vport->port_state);
1325         list_for_each_entry(vport, &phba->port_list, listentry) {
1326                 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
1327
1328                 spin_lock_irqsave(shost->host_lock, iflag);
1329                 vport->fc_flag &= ~FC_ESTABLISH_LINK;
1330                 spin_unlock_irqrestore(shost->host_lock, iflag);
1331         }
1332 }
1333
1334 void
1335 lpfc_stop_vport_timers(struct lpfc_vport *vport)
1336 {
1337         del_timer_sync(&vport->els_tmofunc);
1338         del_timer_sync(&vport->fc_fdmitmo);
1339         lpfc_can_disctmo(vport);
1340         return;
1341 }
1342
1343 static void
1344 lpfc_stop_phba_timers(struct lpfc_hba *phba)
1345 {
1346         struct lpfc_vport *vport;
1347
1348         del_timer_sync(&phba->fcp_poll_timer);
1349         del_timer_sync(&phba->fc_estabtmo);
1350         list_for_each_entry(vport, &phba->port_list, listentry)
1351                 lpfc_stop_vport_timers(vport);
1352         del_timer_sync(&phba->sli.mbox_tmo);
1353         del_timer_sync(&phba->fabric_block_timer);
1354         phba->hb_outstanding = 0;
1355         del_timer_sync(&phba->hb_tmofunc);
1356         return;
1357 }
1358
1359 int
1360 lpfc_online(struct lpfc_hba *phba)
1361 {
1362         struct lpfc_vport *vport = phba->pport;
1363
1364         if (!phba)
1365                 return 0;
1366
1367         if (!(vport->fc_flag & FC_OFFLINE_MODE))
1368                 return 0;
1369
1370         lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
1371                        "%d:0458 Bring Adapter online\n",
1372                        phba->brd_no);
1373
1374         lpfc_block_mgmt_io(phba);
1375
1376         if (!lpfc_sli_queue_setup(phba)) {
1377                 lpfc_unblock_mgmt_io(phba);
1378                 return 1;
1379         }
1380
1381         if (lpfc_sli_hba_setup(phba)) { /* Initialize the HBA */
1382                 lpfc_unblock_mgmt_io(phba);
1383                 return 1;
1384         }
1385
1386         list_for_each_entry(vport, &phba->port_list, listentry) {
1387                 struct Scsi_Host  *shost = lpfc_shost_from_vport(vport);
1388                 spin_lock_irq(shost->host_lock);
1389                 vport->fc_flag &= ~FC_OFFLINE_MODE;
1390                 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)
1391                         vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
1392                 spin_unlock_irq(shost->host_lock);
1393         }
1394
1395         lpfc_unblock_mgmt_io(phba);
1396         return 0;
1397 }
1398
1399 void
1400 lpfc_block_mgmt_io(struct lpfc_hba * phba)
1401 {
1402         unsigned long iflag;
1403
1404         spin_lock_irqsave(&phba->hbalock, iflag);
1405         phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO;
1406         spin_unlock_irqrestore(&phba->hbalock, iflag);
1407 }
1408
1409 void
1410 lpfc_unblock_mgmt_io(struct lpfc_hba * phba)
1411 {
1412         unsigned long iflag;
1413
1414         spin_lock_irqsave(&phba->hbalock, iflag);
1415         phba->sli.sli_flag &= ~LPFC_BLOCK_MGMT_IO;
1416         spin_unlock_irqrestore(&phba->hbalock, iflag);
1417 }
1418
1419 void
1420 lpfc_offline_prep(struct lpfc_hba * phba)
1421 {
1422         struct lpfc_vport *vport = phba->pport;
1423         struct lpfc_nodelist  *ndlp, *next_ndlp;
1424
1425         if (vport->fc_flag & FC_OFFLINE_MODE)
1426                 return;
1427
1428         lpfc_block_mgmt_io(phba);
1429
1430         lpfc_linkdown(phba);
1431
1432         /* Issue an unreg_login to all nodes */
1433         list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp)
1434                 if (ndlp->nlp_state != NLP_STE_UNUSED_NODE)
1435                         lpfc_unreg_rpi(vport, ndlp);
1436
1437         lpfc_sli_flush_mbox_queue(phba);
1438 }
1439
1440 void
1441 lpfc_offline(struct lpfc_hba *phba)
1442 {
1443         struct lpfc_vport *vport = phba->pport;
1444         struct Scsi_Host  *shost = lpfc_shost_from_vport(vport);
1445         struct lpfc_vport *port_iterator;
1446
1447         if (vport->fc_flag & FC_OFFLINE_MODE)
1448                 return;
1449
1450         /* stop all timers associated with this hba */
1451         lpfc_stop_phba_timers(phba);
1452         list_for_each_entry(port_iterator, &phba->port_list, listentry) {
1453                 port_iterator->work_port_events = 0;
1454         }
1455
1456         lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
1457                        "%d:0460 Bring Adapter offline\n",
1458                        phba->brd_no);
1459
1460         /* Bring down the SLI Layer and cleanup.  The HBA is offline
1461            now.  */
1462         lpfc_sli_hba_down(phba);
1463         spin_lock_irq(&phba->hbalock);
1464         phba->work_ha = 0;
1465         vport->fc_flag |= FC_OFFLINE_MODE;
1466         spin_unlock_irq(&phba->hbalock);
1467         list_for_each_entry(port_iterator, &phba->port_list, listentry) {
1468                 shost = lpfc_shost_from_vport(port_iterator);
1469
1470                 lpfc_cleanup(port_iterator);
1471                 spin_lock_irq(shost->host_lock);
1472                 vport->work_port_events = 0;
1473                 vport->fc_flag |= FC_OFFLINE_MODE;
1474                 spin_unlock_irq(shost->host_lock);
1475         }
1476 }
1477
1478 /******************************************************************************
1479 * Function name: lpfc_scsi_free
1480 *
1481 * Description: Called from lpfc_pci_remove_one free internal driver resources
1482 *
1483 ******************************************************************************/
1484 static int
1485 lpfc_scsi_free(struct lpfc_hba *phba)
1486 {
1487         struct lpfc_scsi_buf *sb, *sb_next;
1488         struct lpfc_iocbq *io, *io_next;
1489
1490         spin_lock_irq(&phba->hbalock);
1491         /* Release all the lpfc_scsi_bufs maintained by this host. */
1492         list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list, list) {
1493                 list_del(&sb->list);
1494                 pci_pool_free(phba->lpfc_scsi_dma_buf_pool, sb->data,
1495                               sb->dma_handle);
1496                 kfree(sb);
1497                 phba->total_scsi_bufs--;
1498         }
1499
1500         /* Release all the lpfc_iocbq entries maintained by this host. */
1501         list_for_each_entry_safe(io, io_next, &phba->lpfc_iocb_list, list) {
1502                 list_del(&io->list);
1503                 kfree(io);
1504                 phba->total_iocbq_bufs--;
1505         }
1506
1507         spin_unlock_irq(&phba->hbalock);
1508
1509         return 0;
1510 }
1511
1512
1513 struct lpfc_vport *
1514 lpfc_create_port(struct lpfc_hba *phba, int instance, struct fc_vport *fc_vport)
1515 {
1516         struct lpfc_vport *vport;
1517         struct Scsi_Host  *shost;
1518         int error = 0;
1519
1520         shost = scsi_host_alloc(&lpfc_template, sizeof(struct lpfc_vport));
1521         if (!shost)
1522                 goto out;
1523
1524         vport = (struct lpfc_vport *) shost->hostdata;
1525         vport->phba = phba;
1526
1527         vport->load_flag |= FC_LOADING;
1528         vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
1529
1530         shost->unique_id = instance;
1531         shost->max_id = LPFC_MAX_TARGET;
1532         shost->max_lun = phba->cfg_max_luns;
1533         shost->this_id = -1;
1534         shost->max_cmd_len = 16;
1535         /*
1536          * Set initial can_queue value since 0 is no longer supported and
1537          * scsi_add_host will fail. This will be adjusted later based on the
1538          * max xri value determined in hba setup.
1539          */
1540         shost->can_queue = phba->cfg_hba_queue_depth - 10;
1541         if (fc_vport != NULL) {
1542                 shost->transportt = lpfc_vport_transport_template;
1543                 vport->port_type = LPFC_NPIV_PORT;
1544         } else {
1545                 shost->transportt = lpfc_transport_template;
1546                 vport->port_type = LPFC_PHYSICAL_PORT;
1547         }
1548
1549         /* Initialize all internally managed lists. */
1550         INIT_LIST_HEAD(&vport->fc_nodes);
1551         spin_lock_init(&vport->work_port_lock);
1552
1553         init_timer(&vport->fc_disctmo);
1554         vport->fc_disctmo.function = lpfc_disc_timeout;
1555         vport->fc_disctmo.data = (unsigned long)vport;
1556
1557         init_timer(&vport->fc_fdmitmo);
1558         vport->fc_fdmitmo.function = lpfc_fdmi_tmo;
1559         vport->fc_fdmitmo.data = (unsigned long)vport;
1560
1561         init_timer(&vport->els_tmofunc);
1562         vport->els_tmofunc.function = lpfc_els_timeout;
1563         vport->els_tmofunc.data = (unsigned long)vport;
1564
1565         if (fc_vport != NULL) {
1566                 error = scsi_add_host(shost, &fc_vport->dev);
1567         } else {
1568                 error = scsi_add_host(shost, &phba->pcidev->dev);
1569         }
1570         if (error)
1571                 goto out_put_shost;
1572
1573         list_add_tail(&vport->listentry, &phba->port_list);
1574         return vport;
1575
1576 out_put_shost:
1577         scsi_host_put(shost);
1578 out:
1579         return NULL;
1580 }
1581
1582 void
1583 destroy_port(struct lpfc_vport *vport)
1584 {
1585         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
1586         struct lpfc_hba  *phba = vport->phba;
1587
1588         kfree(vport->vname);
1589
1590         lpfc_debugfs_terminate(vport);
1591         fc_remove_host(shost);
1592         scsi_remove_host(shost);
1593
1594         spin_lock_irq(&phba->hbalock);
1595         list_del_init(&vport->listentry);
1596         spin_unlock_irq(&phba->hbalock);
1597
1598         lpfc_cleanup(vport);
1599         return;
1600 }
1601
1602 int
1603 lpfc_get_instance(void)
1604 {
1605         int instance = 0;
1606
1607         /* Assign an unused number */
1608         if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL))
1609                 return -1;
1610         if (idr_get_new(&lpfc_hba_index, NULL, &instance))
1611                 return -1;
1612         return instance;
1613 }
1614
1615 /*
1616  * Note: there is no scan_start function as adapter initialization
1617  * will have asynchronously kicked off the link initialization.
1618  */
1619
1620 int lpfc_scan_finished(struct Scsi_Host *shost, unsigned long time)
1621 {
1622         struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1623         struct lpfc_hba   *phba = vport->phba;
1624         int stat = 0;
1625
1626         spin_lock_irq(shost->host_lock);
1627
1628         if (vport->fc_flag & FC_UNLOADING) {
1629                 stat = 1;
1630                 goto finished;
1631         }
1632         if (time >= 30 * HZ) {
1633                 lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
1634                                 "%d:0461 Scanning longer than 30 "
1635                                 "seconds.  Continuing initialization\n",
1636                                 phba->brd_no);
1637                 stat = 1;
1638                 goto finished;
1639         }
1640         if (time >= 15 * HZ && phba->link_state <= LPFC_LINK_DOWN) {
1641                 lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
1642                                 "%d:0465 Link down longer than 15 "
1643                                 "seconds.  Continuing initialization\n",
1644                                 phba->brd_no);
1645                 stat = 1;
1646                 goto finished;
1647         }
1648
1649         if (vport->port_state != LPFC_VPORT_READY)
1650                 goto finished;
1651         if (vport->num_disc_nodes || vport->fc_prli_sent)
1652                 goto finished;
1653         if (vport->fc_map_cnt == 0 && time < 2 * HZ)
1654                 goto finished;
1655         if ((phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE) != 0)
1656                 goto finished;
1657
1658         stat = 1;
1659
1660 finished:
1661         spin_unlock_irq(shost->host_lock);
1662         return stat;
1663 }
1664
1665 void lpfc_host_attrib_init(struct Scsi_Host *shost)
1666 {
1667         struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1668         struct lpfc_hba   *phba = vport->phba;
1669         /*
1670          * Set fixed host attributes.  Must done after lpfc_sli_hba_setup().
1671          */
1672
1673         fc_host_node_name(shost) = wwn_to_u64(vport->fc_nodename.u.wwn);
1674         fc_host_port_name(shost) = wwn_to_u64(vport->fc_portname.u.wwn);
1675         fc_host_supported_classes(shost) = FC_COS_CLASS3;
1676
1677         memset(fc_host_supported_fc4s(shost), 0,
1678                sizeof(fc_host_supported_fc4s(shost)));
1679         fc_host_supported_fc4s(shost)[2] = 1;
1680         fc_host_supported_fc4s(shost)[7] = 1;
1681
1682         lpfc_vport_symbolic_node_name(vport, fc_host_symbolic_name(shost),
1683                                  sizeof fc_host_symbolic_name(shost));
1684
1685         fc_host_supported_speeds(shost) = 0;
1686         if (phba->lmt & LMT_10Gb)
1687                 fc_host_supported_speeds(shost) |= FC_PORTSPEED_10GBIT;
1688         if (phba->lmt & LMT_4Gb)
1689                 fc_host_supported_speeds(shost) |= FC_PORTSPEED_4GBIT;
1690         if (phba->lmt & LMT_2Gb)
1691                 fc_host_supported_speeds(shost) |= FC_PORTSPEED_2GBIT;
1692         if (phba->lmt & LMT_1Gb)
1693                 fc_host_supported_speeds(shost) |= FC_PORTSPEED_1GBIT;
1694
1695         fc_host_maxframe_size(shost) =
1696                 (((uint32_t) vport->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) |
1697                 (uint32_t) vport->fc_sparam.cmn.bbRcvSizeLsb;
1698
1699         /* This value is also unchanging */
1700         memset(fc_host_active_fc4s(shost), 0,
1701                sizeof(fc_host_active_fc4s(shost)));
1702         fc_host_active_fc4s(shost)[2] = 1;
1703         fc_host_active_fc4s(shost)[7] = 1;
1704
1705         fc_host_max_npiv_vports(shost) = phba->max_vpi;
1706         spin_lock_irq(shost->host_lock);
1707         vport->fc_flag &= ~FC_LOADING;
1708         spin_unlock_irq(shost->host_lock);
1709 }
1710
1711 static int __devinit
1712 lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
1713 {
1714         struct lpfc_vport *vport = NULL;
1715         struct lpfc_hba   *phba;
1716         struct lpfc_sli   *psli;
1717         struct lpfc_iocbq *iocbq_entry = NULL, *iocbq_next = NULL;
1718         struct Scsi_Host  *shost = NULL;
1719         unsigned long bar0map_len, bar2map_len;
1720         int error = -ENODEV;
1721         int i;
1722         uint16_t iotag;
1723
1724         if (pci_enable_device(pdev))
1725                 goto out;
1726         if (pci_request_regions(pdev, LPFC_DRIVER_NAME))
1727                 goto out_disable_device;
1728
1729         phba = kzalloc(sizeof (struct lpfc_hba), GFP_KERNEL);
1730         if (!phba)
1731                 goto out_release_regions;
1732
1733         spin_lock_init(&phba->hbalock);
1734
1735         phba->pcidev = pdev;
1736
1737         /* Assign an unused board number */
1738         if ((phba->brd_no = lpfc_get_instance()) < 0)
1739                 goto out_free_phba;
1740
1741         INIT_LIST_HEAD(&phba->port_list);
1742         INIT_LIST_HEAD(&phba->hbq_buffer_list);
1743         /*
1744          * Get all the module params for configuring this host and then
1745          * establish the host.
1746          */
1747         lpfc_get_cfgparam(phba);
1748         phba->max_vpi = LPFC_MAX_VPI;
1749
1750         /* Initialize timers used by driver */
1751         init_timer(&phba->fc_estabtmo);
1752         phba->fc_estabtmo.function = lpfc_establish_link_tmo;
1753         phba->fc_estabtmo.data = (unsigned long)phba;
1754
1755         init_timer(&phba->hb_tmofunc);
1756         phba->hb_tmofunc.function = lpfc_hb_timeout;
1757         phba->hb_tmofunc.data = (unsigned long)phba;
1758
1759         psli = &phba->sli;
1760         init_timer(&psli->mbox_tmo);
1761         psli->mbox_tmo.function = lpfc_mbox_timeout;
1762         psli->mbox_tmo.data = (unsigned long) phba;
1763         init_timer(&phba->fcp_poll_timer);
1764         phba->fcp_poll_timer.function = lpfc_poll_timeout;
1765         phba->fcp_poll_timer.data = (unsigned long) phba;
1766         init_timer(&phba->fabric_block_timer);
1767         phba->fabric_block_timer.function = lpfc_fabric_block_timeout;
1768         phba->fabric_block_timer.data = (unsigned long) phba;
1769
1770         pci_set_master(pdev);
1771         pci_try_set_mwi(pdev);
1772
1773         if (pci_set_dma_mask(phba->pcidev, DMA_64BIT_MASK) != 0)
1774                 if (pci_set_dma_mask(phba->pcidev, DMA_32BIT_MASK) != 0)
1775                         goto out_idr_remove;
1776
1777         /*
1778          * Get the bus address of Bar0 and Bar2 and the number of bytes
1779          * required by each mapping.
1780          */
1781         phba->pci_bar0_map = pci_resource_start(phba->pcidev, 0);
1782         bar0map_len        = pci_resource_len(phba->pcidev, 0);
1783
1784         phba->pci_bar2_map = pci_resource_start(phba->pcidev, 2);
1785         bar2map_len        = pci_resource_len(phba->pcidev, 2);
1786
1787         /* Map HBA SLIM to a kernel virtual address. */
1788         phba->slim_memmap_p      = ioremap(phba->pci_bar0_map, bar0map_len);
1789         if (!phba->slim_memmap_p) {
1790                 error = -ENODEV;
1791                 dev_printk(KERN_ERR, &pdev->dev,
1792                            "ioremap failed for SLIM memory.\n");
1793                 goto out_idr_remove;
1794         }
1795
1796         /* Map HBA Control Registers to a kernel virtual address. */
1797         phba->ctrl_regs_memmap_p = ioremap(phba->pci_bar2_map, bar2map_len);
1798         if (!phba->ctrl_regs_memmap_p) {
1799                 error = -ENODEV;
1800                 dev_printk(KERN_ERR, &pdev->dev,
1801                            "ioremap failed for HBA control registers.\n");
1802                 goto out_iounmap_slim;
1803         }
1804
1805         /* Allocate memory for SLI-2 structures */
1806         phba->slim2p = dma_alloc_coherent(&phba->pcidev->dev, SLI2_SLIM_SIZE,
1807                                           &phba->slim2p_mapping, GFP_KERNEL);
1808         if (!phba->slim2p)
1809                 goto out_iounmap;
1810
1811         memset(phba->slim2p, 0, SLI2_SLIM_SIZE);
1812
1813         phba->hbqslimp.virt = dma_alloc_coherent(&phba->pcidev->dev,
1814                                                  lpfc_sli_hbq_size(),
1815                                                  &phba->hbqslimp.phys,
1816                                                  GFP_KERNEL);
1817         if (!phba->hbqslimp.virt)
1818                 goto out_free_slim;
1819
1820         memset(phba->hbqslimp.virt, 0, lpfc_sli_hbq_size());
1821
1822         /* Initialize the SLI Layer to run with lpfc HBAs. */
1823         lpfc_sli_setup(phba);
1824         lpfc_sli_queue_setup(phba);
1825
1826         error = lpfc_mem_alloc(phba);
1827         if (error)
1828                 goto out_free_hbqslimp;
1829
1830         /* Initialize and populate the iocb list per host.  */
1831         INIT_LIST_HEAD(&phba->lpfc_iocb_list);
1832         for (i = 0; i < LPFC_IOCB_LIST_CNT; i++) {
1833                 iocbq_entry = kmalloc(sizeof(struct lpfc_iocbq), GFP_KERNEL);
1834                 if (iocbq_entry == NULL) {
1835                         printk(KERN_ERR "%s: only allocated %d iocbs of "
1836                                 "expected %d count. Unloading driver.\n",
1837                                 __FUNCTION__, i, LPFC_IOCB_LIST_CNT);
1838                         error = -ENOMEM;
1839                         goto out_free_iocbq;
1840                 }
1841
1842                 memset(iocbq_entry, 0, sizeof(struct lpfc_iocbq));
1843                 iotag = lpfc_sli_next_iotag(phba, iocbq_entry);
1844                 if (iotag == 0) {
1845                         kfree (iocbq_entry);
1846                         printk(KERN_ERR "%s: failed to allocate IOTAG. "
1847                                "Unloading driver.\n",
1848                                 __FUNCTION__);
1849                         error = -ENOMEM;
1850                         goto out_free_iocbq;
1851                 }
1852
1853                 spin_lock_irq(&phba->hbalock);
1854                 list_add(&iocbq_entry->list, &phba->lpfc_iocb_list);
1855                 phba->total_iocbq_bufs++;
1856                 spin_unlock_irq(&phba->hbalock);
1857         }
1858
1859         /* Initialize HBA structure */
1860         phba->fc_edtov = FF_DEF_EDTOV;
1861         phba->fc_ratov = FF_DEF_RATOV;
1862         phba->fc_altov = FF_DEF_ALTOV;
1863         phba->fc_arbtov = FF_DEF_ARBTOV;
1864
1865         INIT_LIST_HEAD(&phba->work_list);
1866         phba->work_ha_mask = (HA_ERATT|HA_MBATT|HA_LATT);
1867         phba->work_ha_mask |= (HA_RXMASK << (LPFC_ELS_RING * 4));
1868
1869         /* Startup the kernel thread for this host adapter. */
1870         phba->worker_thread = kthread_run(lpfc_do_work, phba,
1871                                        "lpfc_worker_%d", phba->brd_no);
1872         if (IS_ERR(phba->worker_thread)) {
1873                 error = PTR_ERR(phba->worker_thread);
1874                 goto out_free_iocbq;
1875         }
1876
1877         /* Initialize the list of scsi buffers used by driver for scsi IO. */
1878         spin_lock_init(&phba->scsi_buf_list_lock);
1879         INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list);
1880
1881         /* Initialize list of fabric iocbs */
1882         INIT_LIST_HEAD(&phba->fabric_iocb_list);
1883
1884         vport = lpfc_create_port(phba, phba->brd_no, NULL);
1885         if (!vport)
1886                 goto out_kthread_stop;
1887
1888         shost = lpfc_shost_from_vport(vport);
1889         phba->pport = vport;
1890         lpfc_debugfs_initialize(vport);
1891
1892         pci_set_drvdata(pdev, shost);
1893
1894         if (phba->cfg_use_msi) {
1895                 error = pci_enable_msi(phba->pcidev);
1896                 if (error)
1897                         lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "%d:0452 "
1898                                         "Enable MSI failed, continuing with "
1899                                         "IRQ\n", phba->brd_no);
1900         }
1901
1902         error = request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED,
1903                             LPFC_DRIVER_NAME, phba);
1904         if (error) {
1905                 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
1906                         "%d:0451 Enable interrupt handler failed\n",
1907                         phba->brd_no);
1908                 goto out_disable_msi;
1909         }
1910
1911         phba->MBslimaddr = phba->slim_memmap_p;
1912         phba->HAregaddr = phba->ctrl_regs_memmap_p + HA_REG_OFFSET;
1913         phba->CAregaddr = phba->ctrl_regs_memmap_p + CA_REG_OFFSET;
1914         phba->HSregaddr = phba->ctrl_regs_memmap_p + HS_REG_OFFSET;
1915         phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET;
1916
1917         if (lpfc_alloc_sysfs_attr(vport))
1918                 goto out_free_irq;
1919
1920         if (lpfc_sli_hba_setup(phba))
1921                 goto out_remove_device;
1922
1923         /*
1924          * hba setup may have changed the hba_queue_depth so we need to adjust
1925          * the value of can_queue.
1926          */
1927         shost->can_queue = phba->cfg_hba_queue_depth - 10;
1928
1929         lpfc_host_attrib_init(shost);
1930
1931         if (phba->cfg_poll & DISABLE_FCP_RING_INT) {
1932                 spin_lock_irq(shost->host_lock);
1933                 lpfc_poll_start_timer(phba);
1934                 spin_unlock_irq(shost->host_lock);
1935         }
1936
1937         scsi_scan_host(shost);
1938
1939         return 0;
1940
1941 out_remove_device:
1942         lpfc_free_sysfs_attr(vport);
1943         spin_lock_irq(shost->host_lock);
1944         vport->fc_flag |= FC_UNLOADING;
1945         spin_unlock_irq(shost->host_lock);
1946 out_free_irq:
1947         lpfc_stop_phba_timers(phba);
1948         phba->pport->work_port_events = 0;
1949         free_irq(phba->pcidev->irq, phba);
1950 out_disable_msi:
1951         pci_disable_msi(phba->pcidev);
1952         destroy_port(vport);
1953 out_kthread_stop:
1954         kthread_stop(phba->worker_thread);
1955 out_free_iocbq:
1956         list_for_each_entry_safe(iocbq_entry, iocbq_next,
1957                                                 &phba->lpfc_iocb_list, list) {
1958                 kfree(iocbq_entry);
1959                 phba->total_iocbq_bufs--;
1960         }
1961         lpfc_mem_free(phba);
1962 out_free_hbqslimp:
1963         dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt,
1964                           phba->hbqslimp.phys);
1965 out_free_slim:
1966         dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE, phba->slim2p,
1967                                                         phba->slim2p_mapping);
1968 out_iounmap:
1969         iounmap(phba->ctrl_regs_memmap_p);
1970 out_iounmap_slim:
1971         iounmap(phba->slim_memmap_p);
1972 out_idr_remove:
1973         idr_remove(&lpfc_hba_index, phba->brd_no);
1974 out_free_phba:
1975         kfree(phba);
1976 out_release_regions:
1977         pci_release_regions(pdev);
1978 out_disable_device:
1979         pci_disable_device(pdev);
1980 out:
1981         pci_set_drvdata(pdev, NULL);
1982         if (shost)
1983                 scsi_host_put(shost);
1984         return error;
1985 }
1986
1987 static void __devexit
1988 lpfc_pci_remove_one(struct pci_dev *pdev)
1989 {
1990         struct Scsi_Host  *shost = pci_get_drvdata(pdev);
1991         struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1992         struct lpfc_hba   *phba = vport->phba;
1993         struct lpfc_vport *port_iterator;
1994         list_for_each_entry(port_iterator, &phba->port_list, listentry)
1995                 port_iterator->load_flag |= FC_UNLOADING;
1996
1997         kfree(vport->vname);
1998         lpfc_free_sysfs_attr(vport);
1999
2000         fc_remove_host(shost);
2001         scsi_remove_host(shost);
2002
2003         /*
2004          * Bring down the SLI Layer. This step disable all interrupts,
2005          * clears the rings, discards all mailbox commands, and resets
2006          * the HBA.
2007          */
2008         lpfc_sli_hba_down(phba);
2009         lpfc_sli_brdrestart(phba);
2010
2011         lpfc_stop_phba_timers(phba);
2012         spin_lock_irq(&phba->hbalock);
2013         list_del_init(&vport->listentry);
2014         spin_unlock_irq(&phba->hbalock);
2015
2016
2017         lpfc_debugfs_terminate(vport);
2018         lpfc_cleanup(vport);
2019
2020         kthread_stop(phba->worker_thread);
2021
2022         /* Release the irq reservation */
2023         free_irq(phba->pcidev->irq, phba);
2024         pci_disable_msi(phba->pcidev);
2025
2026         pci_set_drvdata(pdev, NULL);
2027         scsi_host_put(shost);
2028
2029         /*
2030          * Call scsi_free before mem_free since scsi bufs are released to their
2031          * corresponding pools here.
2032          */
2033         lpfc_scsi_free(phba);
2034         lpfc_mem_free(phba);
2035
2036         dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt,
2037                           phba->hbqslimp.phys);
2038
2039         /* Free resources associated with SLI2 interface */
2040         dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE,
2041                           phba->slim2p, phba->slim2p_mapping);
2042
2043         /* unmap adapter SLIM and Control Registers */
2044         iounmap(phba->ctrl_regs_memmap_p);
2045         iounmap(phba->slim_memmap_p);
2046
2047         idr_remove(&lpfc_hba_index, phba->brd_no);
2048
2049         kfree(phba);
2050
2051         pci_release_regions(pdev);
2052         pci_disable_device(pdev);
2053 }
2054
2055 /**
2056  * lpfc_io_error_detected - called when PCI error is detected
2057  * @pdev: Pointer to PCI device
2058  * @state: The current pci conneection state
2059  *
2060  * This function is called after a PCI bus error affecting
2061  * this device has been detected.
2062  */
2063 static pci_ers_result_t lpfc_io_error_detected(struct pci_dev *pdev,
2064                                 pci_channel_state_t state)
2065 {
2066         struct Scsi_Host *host = pci_get_drvdata(pdev);
2067         struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata;
2068         struct lpfc_sli *psli = &phba->sli;
2069         struct lpfc_sli_ring  *pring;
2070
2071         if (state == pci_channel_io_perm_failure)
2072                 return PCI_ERS_RESULT_DISCONNECT;
2073
2074         pci_disable_device(pdev);
2075         /*
2076          * There may be I/Os dropped by the firmware.
2077          * Error iocb (I/O) on txcmplq and let the SCSI layer
2078          * retry it after re-establishing link.
2079          */
2080         pring = &psli->ring[psli->fcp_ring];
2081         lpfc_sli_abort_iocb_ring(phba, pring);
2082
2083         /* Request a slot reset. */
2084         return PCI_ERS_RESULT_NEED_RESET;
2085 }
2086
2087 /**
2088  * lpfc_io_slot_reset - called after the pci bus has been reset.
2089  * @pdev: Pointer to PCI device
2090  *
2091  * Restart the card from scratch, as if from a cold-boot.
2092  */
2093 static pci_ers_result_t lpfc_io_slot_reset(struct pci_dev *pdev)
2094 {
2095         struct Scsi_Host *host = pci_get_drvdata(pdev);
2096         struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata;
2097         struct lpfc_sli *psli = &phba->sli;
2098         int bars = pci_select_bars(pdev, IORESOURCE_MEM);
2099
2100         dev_printk(KERN_INFO, &pdev->dev, "recovering from a slot reset.\n");
2101         if (pci_enable_device_bars(pdev, bars)) {
2102                 printk(KERN_ERR "lpfc: Cannot re-enable "
2103                         "PCI device after reset.\n");
2104                 return PCI_ERS_RESULT_DISCONNECT;
2105         }
2106
2107         pci_set_master(pdev);
2108
2109         /* Re-establishing Link */
2110         spin_lock_irq(host->host_lock);
2111         phba->pport->fc_flag |= FC_ESTABLISH_LINK;
2112         spin_unlock_irq(host->host_lock);
2113
2114         spin_lock_irq(&phba->hbalock);
2115         psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
2116         spin_unlock_irq(&phba->hbalock);
2117
2118
2119         /* Take device offline; this will perform cleanup */
2120         lpfc_offline(phba);
2121         lpfc_sli_brdrestart(phba);
2122
2123         return PCI_ERS_RESULT_RECOVERED;
2124 }
2125
2126 /**
2127  * lpfc_io_resume - called when traffic can start flowing again.
2128  * @pdev: Pointer to PCI device
2129  *
2130  * This callback is called when the error recovery driver tells us that
2131  * its OK to resume normal operation.
2132  */
2133 static void lpfc_io_resume(struct pci_dev *pdev)
2134 {
2135         struct Scsi_Host *host = pci_get_drvdata(pdev);
2136         struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata;
2137
2138         if (lpfc_online(phba) == 0) {
2139                 mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
2140         }
2141 }
2142
2143 static struct pci_device_id lpfc_id_table[] = {
2144         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_VIPER,
2145                 PCI_ANY_ID, PCI_ANY_ID, },
2146         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_FIREFLY,
2147                 PCI_ANY_ID, PCI_ANY_ID, },
2148         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_THOR,
2149                 PCI_ANY_ID, PCI_ANY_ID, },
2150         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PEGASUS,
2151                 PCI_ANY_ID, PCI_ANY_ID, },
2152         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_CENTAUR,
2153                 PCI_ANY_ID, PCI_ANY_ID, },
2154         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_DRAGONFLY,
2155                 PCI_ANY_ID, PCI_ANY_ID, },
2156         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SUPERFLY,
2157                 PCI_ANY_ID, PCI_ANY_ID, },
2158         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_RFLY,
2159                 PCI_ANY_ID, PCI_ANY_ID, },
2160         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PFLY,
2161                 PCI_ANY_ID, PCI_ANY_ID, },
2162         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE,
2163                 PCI_ANY_ID, PCI_ANY_ID, },
2164         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_SCSP,
2165                 PCI_ANY_ID, PCI_ANY_ID, },
2166         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_DCSP,
2167                 PCI_ANY_ID, PCI_ANY_ID, },
2168         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS,
2169                 PCI_ANY_ID, PCI_ANY_ID, },
2170         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_SCSP,
2171                 PCI_ANY_ID, PCI_ANY_ID, },
2172         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_DCSP,
2173                 PCI_ANY_ID, PCI_ANY_ID, },
2174         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BMID,
2175                 PCI_ANY_ID, PCI_ANY_ID, },
2176         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BSMB,
2177                 PCI_ANY_ID, PCI_ANY_ID, },
2178         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR,
2179                 PCI_ANY_ID, PCI_ANY_ID, },
2180         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_SCSP,
2181                 PCI_ANY_ID, PCI_ANY_ID, },
2182         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_DCSP,
2183                 PCI_ANY_ID, PCI_ANY_ID, },
2184         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZMID,
2185                 PCI_ANY_ID, PCI_ANY_ID, },
2186         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZSMB,
2187                 PCI_ANY_ID, PCI_ANY_ID, },
2188         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_TFLY,
2189                 PCI_ANY_ID, PCI_ANY_ID, },
2190         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP101,
2191                 PCI_ANY_ID, PCI_ANY_ID, },
2192         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP10000S,
2193                 PCI_ANY_ID, PCI_ANY_ID, },
2194         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP11000S,
2195                 PCI_ANY_ID, PCI_ANY_ID, },
2196         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LPE11000S,
2197                 PCI_ANY_ID, PCI_ANY_ID, },
2198         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT,
2199                 PCI_ANY_ID, PCI_ANY_ID, },
2200         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_MID,
2201                 PCI_ANY_ID, PCI_ANY_ID, },
2202         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SMB,
2203                 PCI_ANY_ID, PCI_ANY_ID, },
2204         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_DCSP,
2205                 PCI_ANY_ID, PCI_ANY_ID, },
2206         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SCSP,
2207                 PCI_ANY_ID, PCI_ANY_ID, },
2208         {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_S,
2209                 PCI_ANY_ID, PCI_ANY_ID, },
2210         { 0 }
2211 };
2212
2213 MODULE_DEVICE_TABLE(pci, lpfc_id_table);
2214
2215 static struct pci_error_handlers lpfc_err_handler = {
2216         .error_detected = lpfc_io_error_detected,
2217         .slot_reset = lpfc_io_slot_reset,
2218         .resume = lpfc_io_resume,
2219 };
2220
2221 static struct pci_driver lpfc_driver = {
2222         .name           = LPFC_DRIVER_NAME,
2223         .id_table       = lpfc_id_table,
2224         .probe          = lpfc_pci_probe_one,
2225         .remove         = __devexit_p(lpfc_pci_remove_one),
2226         .err_handler    = &lpfc_err_handler,
2227 };
2228
2229 static int __init
2230 lpfc_init(void)
2231 {
2232         int error = 0;
2233
2234         printk(LPFC_MODULE_DESC "\n");
2235         printk(LPFC_COPYRIGHT "\n");
2236
2237         lpfc_transport_template =
2238                                 fc_attach_transport(&lpfc_transport_functions);
2239         lpfc_vport_transport_template =
2240                         fc_attach_transport(&lpfc_vport_transport_functions);
2241         if (!lpfc_transport_template || !lpfc_vport_transport_template)
2242                 return -ENOMEM;
2243         error = pci_register_driver(&lpfc_driver);
2244         if (error) {
2245                 fc_release_transport(lpfc_transport_template);
2246                 fc_release_transport(lpfc_vport_transport_template);
2247         }
2248
2249         return error;
2250 }
2251
2252 static void __exit
2253 lpfc_exit(void)
2254 {
2255         pci_unregister_driver(&lpfc_driver);
2256         fc_release_transport(lpfc_transport_template);
2257         fc_release_transport(lpfc_vport_transport_template);
2258 }
2259
2260 module_init(lpfc_init);
2261 module_exit(lpfc_exit);
2262 MODULE_LICENSE("GPL");
2263 MODULE_DESCRIPTION(LPFC_MODULE_DESC);
2264 MODULE_AUTHOR("Emulex Corporation - tech.support@emulex.com");
2265 MODULE_VERSION("0:" LPFC_DRIVER_VERSION);