[SCSI] bnx2fc: Fix MTU issue by using static MTU
[linux-2.6.git] / drivers / scsi / bfa / bfad_im.c
index ae3a068..c2b3617 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
  * All rights reserved
  * www.brocade.com
  *
  * General Public License for more details.
  */
 
-/**
+/*
  *  bfad_im.c Linux driver IM module.
  */
 
 #include "bfad_drv.h"
 #include "bfad_im.h"
-#include "bfad_trcmod.h"
-#include "bfa_cb_ioim_macros.h"
-#include <fcb/bfa_fcb_fcpim.h>
+#include "bfa_fcs.h"
 
 BFA_TRC_FILE(LDRV, IM);
 
 DEFINE_IDR(bfad_im_port_index);
 struct scsi_transport_template *bfad_im_scsi_transport_template;
+struct scsi_transport_template *bfad_im_scsi_vport_transport_template;
 static void bfad_im_itnim_work_handler(struct work_struct *work);
-static int bfad_im_queuecommand(struct scsi_cmnd *cmnd,
-               void (*done)(struct scsi_cmnd *));
+static int bfad_im_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *cmnd);
 static int bfad_im_slave_alloc(struct scsi_device *sdev);
+static void bfad_im_fc_rport_add(struct bfad_im_port_s  *im_port,
+                               struct bfad_itnim_s *itnim);
 
 void
 bfa_cb_ioim_done(void *drv, struct bfad_ioim_s *dio,
@@ -43,11 +43,11 @@ bfa_cb_ioim_done(void *drv, struct bfad_ioim_s *dio,
        struct bfad_s         *bfad = drv;
        struct bfad_itnim_data_s *itnim_data;
        struct bfad_itnim_s *itnim;
+       u8         host_status = DID_OK;
 
        switch (io_status) {
        case BFI_IOIM_STS_OK:
                bfa_trc(bfad, scsi_status);
-               cmnd->result = ScsiResult(DID_OK, scsi_status);
                scsi_set_resid(cmnd, 0);
 
                if (sns_len > 0) {
@@ -56,15 +56,27 @@ bfa_cb_ioim_done(void *drv, struct bfad_ioim_s *dio,
                                sns_len = SCSI_SENSE_BUFFERSIZE;
                        memcpy(cmnd->sense_buffer, sns_info, sns_len);
                }
-               if (residue > 0)
+
+               if (residue > 0) {
+                       bfa_trc(bfad, residue);
                        scsi_set_resid(cmnd, residue);
+                       if (!sns_len && (scsi_status == SAM_STAT_GOOD) &&
+                               (scsi_bufflen(cmnd) - residue) <
+                                       cmnd->underflow) {
+                               bfa_trc(bfad, 0);
+                               host_status = DID_ERROR;
+                       }
+               }
+               cmnd->result = ScsiResult(host_status, scsi_status);
+
                break;
 
        case BFI_IOIM_STS_ABORTED:
        case BFI_IOIM_STS_TIMEDOUT:
        case BFI_IOIM_STS_PATHTOV:
        default:
-               cmnd->result = ScsiResult(DID_ERROR, 0);
+               host_status = DID_ERROR;
+               cmnd->result = ScsiResult(host_status, 0);
        }
 
        /* Unmap DMA, if host is NULL, it means a scsi passthru cmd */
@@ -80,10 +92,10 @@ bfa_cb_ioim_done(void *drv, struct bfad_ioim_s *dio,
                if (!cmnd->result && itnim &&
                         (bfa_lun_queue_depth > cmnd->device->queue_depth)) {
                        /* Queue depth adjustment for good status completion */
-                       bfad_os_ramp_up_qdepth(itnim, cmnd->device);
+                       bfad_ramp_up_qdepth(itnim, cmnd->device);
                } else if (cmnd->result == SAM_STAT_TASK_SET_FULL && itnim) {
                        /* qfull handling */
-                       bfad_os_handle_qfull(itnim, cmnd->device);
+                       bfad_handle_qfull(itnim, cmnd->device);
                }
        }
 
@@ -111,7 +123,7 @@ bfa_cb_ioim_good_comp(void *drv, struct bfad_ioim_s *dio)
                if (itnim_data) {
                        itnim = itnim_data->itnim;
                        if (itnim)
-                               bfad_os_ramp_up_qdepth(itnim, cmnd->device);
+                               bfad_ramp_up_qdepth(itnim, cmnd->device);
                }
        }
 
@@ -150,15 +162,10 @@ bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk,
                wake_up(wq);
 }
 
-void
-bfa_cb_ioim_resfree(void *drv)
-{
-}
-
-/**
+/*
  *  Scsi_Host_template SCSI host template
  */
-/**
+/*
  * Scsi_Host template entry, returns BFAD PCI info.
  */
 static const char *
@@ -167,21 +174,27 @@ bfad_im_info(struct Scsi_Host *shost)
        static char     bfa_buf[256];
        struct bfad_im_port_s *im_port =
                        (struct bfad_im_port_s *) shost->hostdata[0];
-       struct bfa_ioc_attr_s  ioc_attr;
-       struct bfad_s         *bfad = im_port->bfad;
+       struct bfad_s *bfad = im_port->bfad;
+       struct bfa_s *bfa = &bfad->bfa;
+       struct bfa_ioc_s *ioc = &bfa->ioc;
+       char model[BFA_ADAPTER_MODEL_NAME_LEN];
 
-       memset(&ioc_attr, 0, sizeof(ioc_attr));
-       bfa_get_attr(&bfad->bfa, &ioc_attr);
+       bfa_get_adapter_model(bfa, model);
 
        memset(bfa_buf, 0, sizeof(bfa_buf));
-       snprintf(bfa_buf, sizeof(bfa_buf),
-                "Brocade FC/FCOE Adapter, " "model: %s hwpath: %s driver: %s",
-                ioc_attr.adapter_attr.model, bfad->pci_name,
-                BFAD_DRIVER_VERSION);
+       if (ioc->ctdev && !ioc->fcmode)
+               snprintf(bfa_buf, sizeof(bfa_buf),
+               "Brocade FCOE Adapter, " "model: %s hwpath: %s driver: %s",
+                model, bfad->pci_name, BFAD_DRIVER_VERSION);
+       else
+               snprintf(bfa_buf, sizeof(bfa_buf),
+               "Brocade FC Adapter, " "model: %s hwpath: %s driver: %s",
+               model, bfad->pci_name, BFAD_DRIVER_VERSION);
+
        return bfa_buf;
 }
 
-/**
+/*
  * Scsi_Host template entry, aborts the specified SCSI command.
  *
  * Returns: SUCCESS or FAILED.
@@ -211,9 +224,10 @@ bfad_im_abort_handler(struct scsi_cmnd *cmnd)
        }
 
        bfa_trc(bfad, hal_io->iotag);
-       bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_ABORT,
+       BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+               "scsi%d: abort cmnd %p iotag %x\n",
                im_port->shost->host_no, cmnd, hal_io->iotag);
-       bfa_ioim_abort(hal_io);
+       (void) bfa_ioim_abort(hal_io);
        spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 
        /* Need to wait until the command get aborted */
@@ -227,7 +241,8 @@ bfad_im_abort_handler(struct scsi_cmnd *cmnd)
 
        cmnd->scsi_done(cmnd);
        bfa_trc(bfad, hal_io->iotag);
-       bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_ABORT_COMP,
+       BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+               "scsi%d: complete abort 0x%p iotag 0x%x\n",
                im_port->shost->host_no, cmnd, hal_io->iotag);
        return SUCCESS;
 out:
@@ -242,12 +257,12 @@ bfad_im_target_reset_send(struct bfad_s *bfad, struct scsi_cmnd *cmnd,
        struct bfa_tskim_s *tskim;
        struct bfa_itnim_s *bfa_itnim;
        bfa_status_t    rc = BFA_STATUS_OK;
+       struct scsi_lun scsilun;
 
-       bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
        tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd);
        if (!tskim) {
-               BFA_DEV_PRINTF(bfad, BFA_ERR,
-                              "target reset, fail to allocate tskim\n");
+               BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+                       "target reset, fail to allocate tskim\n");
                rc = BFA_STATUS_FAILED;
                goto out;
        }
@@ -259,13 +274,14 @@ bfad_im_target_reset_send(struct bfad_s *bfad, struct scsi_cmnd *cmnd,
        cmnd->host_scribble = NULL;
        cmnd->SCp.Status = 0;
        bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
-       bfa_tskim_start(tskim, bfa_itnim, (lun_t)0,
+       memset(&scsilun, 0, sizeof(scsilun));
+       bfa_tskim_start(tskim, bfa_itnim, scsilun,
                            FCP_TM_TARGET_RESET, BFAD_TARGET_RESET_TMO);
 out:
        return rc;
 }
 
-/**
+/*
  * Scsi_Host template entry, resets a LUN and abort its all commands.
  *
  * Returns: SUCCESS or FAILED.
@@ -282,10 +298,11 @@ bfad_im_reset_lun_handler(struct scsi_cmnd *cmnd)
        struct bfa_tskim_s *tskim;
        struct bfad_itnim_s   *itnim;
        struct bfa_itnim_s *bfa_itnim;
-       DECLARE_WAIT_QUEUE_HEAD(wq);
+       DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wq);
        int             rc = SUCCESS;
        unsigned long   flags;
        enum bfi_tskim_status task_status;
+       struct scsi_lun scsilun;
 
        spin_lock_irqsave(&bfad->bfad_lock, flags);
        itnim = itnim_data->itnim;
@@ -297,14 +314,14 @@ bfad_im_reset_lun_handler(struct scsi_cmnd *cmnd)
 
        tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd);
        if (!tskim) {
-               BFA_DEV_PRINTF(bfad, BFA_ERR,
+               BFA_LOG(KERN_ERR, bfad, bfa_log_level,
                                "LUN reset, fail to allocate tskim");
                spin_unlock_irqrestore(&bfad->bfad_lock, flags);
                rc = FAILED;
                goto out;
        }
 
-       /**
+       /*
         * Set host_scribble to NULL to avoid aborting a task command
         * if happens.
         */
@@ -312,8 +329,8 @@ bfad_im_reset_lun_handler(struct scsi_cmnd *cmnd)
        cmnd->SCp.ptr = (char *)&wq;
        cmnd->SCp.Status = 0;
        bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
-       bfa_tskim_start(tskim, bfa_itnim,
-                           bfad_int_to_lun(cmnd->device->lun),
+       int_to_scsilun(cmnd->device->lun, &scsilun);
+       bfa_tskim_start(tskim, bfa_itnim, scsilun,
                            FCP_TM_LUN_RESET, BFAD_LUN_RESET_TMO);
        spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 
@@ -322,8 +339,8 @@ bfad_im_reset_lun_handler(struct scsi_cmnd *cmnd)
 
        task_status = cmnd->SCp.Status >> 1;
        if (task_status != BFI_TSKIM_STS_OK) {
-               BFA_DEV_PRINTF(bfad, BFA_ERR, "LUN reset failure, status: %d\n",
-                              task_status);
+               BFA_LOG(KERN_ERR, bfad, bfa_log_level,
+                       "LUN reset failure, status: %d\n", task_status);
                rc = FAILED;
        }
 
@@ -331,7 +348,7 @@ out:
        return rc;
 }
 
-/**
+/*
  * Scsi_Host template entry, resets the bus and abort all commands.
  */
 static int
@@ -344,12 +361,12 @@ bfad_im_reset_bus_handler(struct scsi_cmnd *cmnd)
        struct bfad_itnim_s   *itnim;
        unsigned long   flags;
        u32        i, rc, err_cnt = 0;
-       DECLARE_WAIT_QUEUE_HEAD(wq);
+       DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wq);
        enum bfi_tskim_status task_status;
 
        spin_lock_irqsave(&bfad->bfad_lock, flags);
        for (i = 0; i < MAX_FCP_TARGET; i++) {
-               itnim = bfad_os_get_itnim(im_port, i);
+               itnim = bfad_get_itnim(im_port, i);
                if (itnim) {
                        cmnd->SCp.ptr = (char *)&wq;
                        rc = bfad_im_target_reset_send(bfad, cmnd, itnim);
@@ -366,7 +383,7 @@ bfad_im_reset_bus_handler(struct scsi_cmnd *cmnd)
 
                        task_status = cmnd->SCp.Status >> 1;
                        if (task_status != BFI_TSKIM_STS_OK) {
-                               BFA_DEV_PRINTF(bfad, BFA_ERR,
+                               BFA_LOG(KERN_ERR, bfad, bfa_log_level,
                                        "target reset failure,"
                                        " status: %d\n", task_status);
                                err_cnt++;
@@ -381,7 +398,7 @@ bfad_im_reset_bus_handler(struct scsi_cmnd *cmnd)
        return SUCCESS;
 }
 
-/**
+/*
  * Scsi_Host template entry slave_destroy.
  */
 static void
@@ -391,11 +408,11 @@ bfad_im_slave_destroy(struct scsi_device *sdev)
        return;
 }
 
-/**
+/*
  *  BFA FCS itnim callbacks
  */
 
-/**
+/*
  * BFA FCS itnim alloc callback, after successful PRLI
  * Context: Interrupt
  */
@@ -418,7 +435,7 @@ bfa_fcb_itnim_alloc(struct bfad_s *bfad, struct bfa_fcs_itnim_s **itnim,
        bfad->bfad_flags |= BFAD_RPORT_ONLINE;
 }
 
-/**
+/*
  * BFA FCS itnim free callback.
  * Context: Interrupt. bfad_lock is held
  */
@@ -429,9 +446,10 @@ bfa_fcb_itnim_free(struct bfad_s *bfad, struct bfad_itnim_s *itnim_drv)
        wwn_t wwpn;
        u32 fcid;
        char wwpn_str[32], fcid_str[16];
+       struct bfad_im_s        *im = itnim_drv->im;
 
        /* online to free state transtion should not happen */
-       bfa_assert(itnim_drv->state != ITNIM_STATE_ONLINE);
+       WARN_ON(itnim_drv->state == ITNIM_STATE_ONLINE);
 
        itnim_drv->queue_work = 1;
        /* offline request is not yet done, use the same request to free */
@@ -445,13 +463,17 @@ bfa_fcb_itnim_free(struct bfad_s *bfad, struct bfad_itnim_s *itnim_drv)
        fcid = bfa_fcs_itnim_get_fcid(&itnim_drv->fcs_itnim);
        wwn2str(wwpn_str, wwpn);
        fcid2str(fcid_str, fcid);
-       bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_FREE,
+       BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+               "ITNIM FREE scsi%d: FCID: %s WWPN: %s\n",
                port->im_port->shost->host_no,
                fcid_str, wwpn_str);
-       bfad_os_itnim_process(itnim_drv);
+
+       /* ITNIM processing */
+       if (itnim_drv->queue_work)
+               queue_work(im->drv_workq, &itnim_drv->itnim_work);
 }
 
-/**
+/*
  * BFA FCS itnim online callback.
  * Context: Interrupt. bfad_lock is held
  */
@@ -459,16 +481,20 @@ void
 bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv)
 {
        struct bfad_port_s    *port;
+       struct bfad_im_s        *im = itnim_drv->im;
 
        itnim_drv->bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim_drv->fcs_itnim);
        port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
        itnim_drv->state = ITNIM_STATE_ONLINE;
        itnim_drv->queue_work = 1;
        itnim_drv->im_port = port->im_port;
-       bfad_os_itnim_process(itnim_drv);
+
+       /* ITNIM processing */
+       if (itnim_drv->queue_work)
+               queue_work(im->drv_workq, &itnim_drv->itnim_work);
 }
 
-/**
+/*
  * BFA FCS itnim offline callback.
  * Context: Interrupt. bfad_lock is held
  */
@@ -477,6 +503,7 @@ bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv)
 {
        struct bfad_port_s    *port;
        struct bfad_s *bfad;
+       struct bfad_im_s        *im = itnim_drv->im;
 
        port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
        bfad = port->bfad;
@@ -488,37 +515,24 @@ bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv)
        itnim_drv->im_port = port->im_port;
        itnim_drv->state = ITNIM_STATE_OFFLINE_PENDING;
        itnim_drv->queue_work = 1;
-       bfad_os_itnim_process(itnim_drv);
-}
-
-/**
- * BFA FCS itnim timeout callback.
- * Context: Interrupt. bfad_lock is held
- */
-void bfa_fcb_itnim_tov(struct bfad_itnim_s *itnim)
-{
-       itnim->state = ITNIM_STATE_TIMEOUT;
-}
 
-/**
- * Path TOV processing begin notification -- dummy for linux
- */
-void
-bfa_fcb_itnim_tov_begin(struct bfad_itnim_s *itnim)
-{
+       /* ITNIM processing */
+       if (itnim_drv->queue_work)
+               queue_work(im->drv_workq, &itnim_drv->itnim_work);
 }
 
-
-
-/**
+/*
  * Allocate a Scsi_Host for a port.
  */
 int
-bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
+bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port,
+                       struct device *dev)
 {
        int error = 1;
 
+       mutex_lock(&bfad_mutex);
        if (!idr_pre_get(&bfad_im_port_index, GFP_KERNEL)) {
+               mutex_unlock(&bfad_mutex);
                printk(KERN_WARNING "idr_pre_get failure\n");
                goto out;
        }
@@ -526,11 +540,14 @@ bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
        error = idr_get_new(&bfad_im_port_index, im_port,
                                         &im_port->idr_id);
        if (error) {
+               mutex_unlock(&bfad_mutex);
                printk(KERN_WARNING "idr_get_new failure\n");
                goto out;
        }
 
-       im_port->shost = bfad_os_scsi_host_alloc(im_port, bfad);
+       mutex_unlock(&bfad_mutex);
+
+       im_port->shost = bfad_scsi_host_alloc(im_port, bfad);
        if (!im_port->shost) {
                error = 1;
                goto out_free_idr;
@@ -543,24 +560,30 @@ bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
        im_port->shost->max_lun = MAX_FCP_LUN;
        im_port->shost->max_cmd_len = 16;
        im_port->shost->can_queue = bfad->cfg_data.ioc_queue_depth;
-       im_port->shost->transportt = bfad_im_scsi_transport_template;
+       if (im_port->port->pvb_type == BFAD_PORT_PHYS_BASE)
+               im_port->shost->transportt = bfad_im_scsi_transport_template;
+       else
+               im_port->shost->transportt =
+                               bfad_im_scsi_vport_transport_template;
 
-       error = bfad_os_scsi_add_host(im_port->shost, im_port, bfad);
+       error = scsi_add_host_with_dma(im_port->shost, dev, &bfad->pcidev->dev);
        if (error) {
-               printk(KERN_WARNING "bfad_os_scsi_add_host failure %d\n",
-                                                       error);
+               printk(KERN_WARNING "scsi_add_host failure %d\n", error);
                goto out_fc_rel;
        }
 
        /* setup host fixed attribute if the lk supports */
-       bfad_os_fc_host_init(im_port);
+       bfad_fc_host_init(im_port);
 
        return 0;
 
 out_fc_rel:
        scsi_host_put(im_port->shost);
+       im_port->shost = NULL;
 out_free_idr:
+       mutex_lock(&bfad_mutex);
        idr_remove(&bfad_im_port_index, im_port->idr_id);
+       mutex_unlock(&bfad_mutex);
 out:
        return error;
 }
@@ -568,10 +591,8 @@ out:
 void
 bfad_im_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
 {
-       unsigned long flags;
-
        bfa_trc(bfad, bfad->inst_no);
-       bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_HOST_FREE,
+       BFA_LOG(KERN_INFO, bfad, bfa_log_level, "Free scsi%d\n",
                        im_port->shost->host_no);
 
        fc_remove_host(im_port->shost);
@@ -579,9 +600,9 @@ bfad_im_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
        scsi_remove_host(im_port->shost);
        scsi_host_put(im_port->shost);
 
-       spin_lock_irqsave(&bfad->bfad_lock, flags);
+       mutex_lock(&bfad_mutex);
        idr_remove(&bfad_im_port_index, im_port->idr_id);
-       spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+       mutex_unlock(&bfad_mutex);
 }
 
 static void
@@ -590,9 +611,10 @@ bfad_im_port_delete_handler(struct work_struct *work)
        struct bfad_im_port_s *im_port =
                container_of(work, struct bfad_im_port_s, port_delete_work);
 
-       bfad_im_scsi_host_free(im_port->bfad, im_port);
-       bfad_im_port_clean(im_port);
-       kfree(im_port);
+       if (im_port->port->pvb_type != BFAD_PORT_PHYS_BASE) {
+               im_port->flags |= BFAD_PORT_DELETE;
+               fc_vport_terminate(im_port->fc_vport);
+       }
 }
 
 bfa_status_t
@@ -642,21 +664,11 @@ bfad_im_port_clean(struct bfad_im_port_s *im_port)
        }
 
        /* the itnim_mapped_list must be empty at this time */
-       bfa_assert(list_empty(&im_port->itnim_mapped_list));
+       WARN_ON(!list_empty(&im_port->itnim_mapped_list));
 
        spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 }
 
-void
-bfad_im_port_online(struct bfad_s *bfad, struct bfad_port_s *port)
-{
-}
-
-void
-bfad_im_port_offline(struct bfad_s *bfad, struct bfad_port_s *port)
-{
-}
-
 bfa_status_t
 bfad_im_probe(struct bfad_s *bfad)
 {
@@ -672,7 +684,7 @@ bfad_im_probe(struct bfad_s *bfad)
        bfad->im = im;
        im->bfad = bfad;
 
-       if (bfad_os_thread_workq(bfad) != BFA_STATUS_OK) {
+       if (bfad_thread_workq(bfad) != BFA_STATUS_OK) {
                kfree(im);
                rc = BFA_STATUS_FAILED;
        }
@@ -685,31 +697,14 @@ void
 bfad_im_probe_undo(struct bfad_s *bfad)
 {
        if (bfad->im) {
-               bfad_os_destroy_workq(bfad->im);
+               bfad_destroy_workq(bfad->im);
                kfree(bfad->im);
                bfad->im = NULL;
        }
 }
 
-
-
-
-int
-bfad_os_scsi_add_host(struct Scsi_Host *shost, struct bfad_im_port_s *im_port,
-                       struct bfad_s *bfad)
-{
-    struct device *dev;
-
-    if (im_port->port->pvb_type == BFAD_PORT_PHYS_BASE)
-               dev = &bfad->pcidev->dev;
-    else
-               dev = &bfad->pport.im_port->shost->shost_gendev;
-
-    return scsi_add_host(shost, dev);
-}
-
 struct Scsi_Host *
-bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *bfad)
+bfad_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *bfad)
 {
        struct scsi_host_template *sht;
 
@@ -724,30 +719,32 @@ bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *bfad)
 }
 
 void
-bfad_os_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
+bfad_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
 {
-       flush_workqueue(bfad->im->drv_workq);
+       if (!(im_port->flags & BFAD_PORT_DELETE))
+               flush_workqueue(bfad->im->drv_workq);
        bfad_im_scsi_host_free(im_port->bfad, im_port);
        bfad_im_port_clean(im_port);
        kfree(im_port);
 }
 
 void
-bfad_os_destroy_workq(struct bfad_im_s *im)
+bfad_destroy_workq(struct bfad_im_s *im)
 {
        if (im && im->drv_workq) {
+               flush_workqueue(im->drv_workq);
                destroy_workqueue(im->drv_workq);
                im->drv_workq = NULL;
        }
 }
 
 bfa_status_t
-bfad_os_thread_workq(struct bfad_s *bfad)
+bfad_thread_workq(struct bfad_s *bfad)
 {
        struct bfad_im_s      *im = bfad->im;
 
        bfa_trc(bfad, 0);
-       snprintf(im->drv_workq_name, BFAD_KOBJ_NAME_LEN, "bfad_wq_%d",
+       snprintf(im->drv_workq_name, KOBJ_NAME_LEN, "bfad_wq_%d",
                 bfad->inst_no);
        im->drv_workq = create_singlethread_workqueue(im->drv_workq_name);
        if (!im->drv_workq)
@@ -756,7 +753,7 @@ bfad_os_thread_workq(struct bfad_s *bfad)
        return BFA_STATUS_OK;
 }
 
-/**
+/*
  * Scsi_Host template entry.
  *
  * Description:
@@ -817,12 +814,6 @@ struct scsi_host_template bfad_im_vport_template = {
        .max_sectors = 0xFFFF,
 };
 
-void
-bfad_im_probe_post(struct bfad_im_s *im)
-{
-       flush_workqueue(im->drv_workq);
-}
-
 bfa_status_t
 bfad_im_module_init(void)
 {
@@ -831,6 +822,13 @@ bfad_im_module_init(void)
        if (!bfad_im_scsi_transport_template)
                return BFA_STATUS_ENOMEM;
 
+       bfad_im_scsi_vport_transport_template =
+               fc_attach_transport(&bfad_im_vport_fc_function_template);
+       if (!bfad_im_scsi_vport_transport_template) {
+               fc_release_transport(bfad_im_scsi_transport_template);
+               return BFA_STATUS_ENOMEM;
+       }
+
        return BFA_STATUS_OK;
 }
 
@@ -839,19 +837,13 @@ bfad_im_module_exit(void)
 {
        if (bfad_im_scsi_transport_template)
                fc_release_transport(bfad_im_scsi_transport_template);
-}
 
-void
-bfad_os_itnim_process(struct bfad_itnim_s *itnim_drv)
-{
-       struct bfad_im_s      *im = itnim_drv->im;
-
-       if (itnim_drv->queue_work)
-               queue_work(im->drv_workq, &itnim_drv->itnim_work);
+       if (bfad_im_scsi_vport_transport_template)
+               fc_release_transport(bfad_im_scsi_vport_transport_template);
 }
 
 void
-bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
+bfad_ramp_up_qdepth(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
 {
        struct scsi_device *tmp_sdev;
 
@@ -879,7 +871,7 @@ bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
 }
 
 void
-bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
+bfad_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
 {
        struct scsi_device *tmp_sdev;
 
@@ -892,11 +884,8 @@ bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
        }
 }
 
-
-
-
 struct bfad_itnim_s *
-bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id)
+bfad_get_itnim(struct bfad_im_port_s *im_port, int id)
 {
        struct bfad_itnim_s   *itnim = NULL;
 
@@ -909,7 +898,7 @@ bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id)
        return NULL;
 }
 
-/**
+/*
  * Scsi_Host template entry slave_alloc
  */
 static int
@@ -925,49 +914,68 @@ bfad_im_slave_alloc(struct scsi_device *sdev)
        return 0;
 }
 
+static u32
+bfad_im_supported_speeds(struct bfa_s *bfa)
+{
+       struct bfa_ioc_attr_s *ioc_attr;
+       u32 supported_speed = 0;
+
+       ioc_attr = kzalloc(sizeof(struct bfa_ioc_attr_s), GFP_KERNEL);
+       if (!ioc_attr)
+               return 0;
+
+       bfa_ioc_get_attr(&bfa->ioc, ioc_attr);
+       if (ioc_attr->adapter_attr.max_speed == BFA_PORT_SPEED_8GBPS) {
+               if (ioc_attr->adapter_attr.is_mezz) {
+                       supported_speed |= FC_PORTSPEED_8GBIT |
+                               FC_PORTSPEED_4GBIT |
+                               FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
+               } else {
+                       supported_speed |= FC_PORTSPEED_8GBIT |
+                               FC_PORTSPEED_4GBIT |
+                               FC_PORTSPEED_2GBIT;
+               }
+       } else if (ioc_attr->adapter_attr.max_speed == BFA_PORT_SPEED_4GBPS) {
+               supported_speed |=  FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
+                               FC_PORTSPEED_1GBIT;
+       } else if (ioc_attr->adapter_attr.max_speed == BFA_PORT_SPEED_10GBPS) {
+               supported_speed |= FC_PORTSPEED_10GBIT;
+       }
+       kfree(ioc_attr);
+       return supported_speed;
+}
+
 void
-bfad_os_fc_host_init(struct bfad_im_port_s *im_port)
+bfad_fc_host_init(struct bfad_im_port_s *im_port)
 {
        struct Scsi_Host *host = im_port->shost;
        struct bfad_s         *bfad = im_port->bfad;
        struct bfad_port_s    *port = im_port->port;
-       union attr {
-               struct bfa_pport_attr_s pattr;
-               struct bfa_ioc_attr_s  ioc_attr;
-       } attr;
+       char symname[BFA_SYMNAME_MAXLEN];
+       struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
 
        fc_host_node_name(host) =
-               bfa_os_htonll((bfa_fcs_port_get_nwwn(port->fcs_port)));
+               cpu_to_be64((bfa_fcs_lport_get_nwwn(port->fcs_port)));
        fc_host_port_name(host) =
-               bfa_os_htonll((bfa_fcs_port_get_pwwn(port->fcs_port)));
+               cpu_to_be64((bfa_fcs_lport_get_pwwn(port->fcs_port)));
+       fc_host_max_npiv_vports(host) = bfa_lps_get_max_vport(&bfad->bfa);
 
        fc_host_supported_classes(host) = FC_COS_CLASS3;
 
        memset(fc_host_supported_fc4s(host), 0,
               sizeof(fc_host_supported_fc4s(host)));
-       if (bfad_supported_fc4s & (BFA_PORT_ROLE_FCP_IM | BFA_PORT_ROLE_FCP_TM))
+       if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
                /* For FCP type 0x08 */
                fc_host_supported_fc4s(host)[2] = 1;
-       if (bfad_supported_fc4s | BFA_PORT_ROLE_FCP_IPFC)
-               /* For LLC/SNAP type 0x05 */
-               fc_host_supported_fc4s(host)[3] = 0x20;
        /* For fibre channel services type 0x20 */
        fc_host_supported_fc4s(host)[7] = 1;
 
-       memset(&attr.ioc_attr, 0, sizeof(attr.ioc_attr));
-       bfa_get_attr(&bfad->bfa, &attr.ioc_attr);
-       sprintf(fc_host_symbolic_name(host), "Brocade %s FV%s DV%s",
-               attr.ioc_attr.adapter_attr.model,
-               attr.ioc_attr.adapter_attr.fw_ver, BFAD_DRIVER_VERSION);
-
-       fc_host_supported_speeds(host) = 0;
-       fc_host_supported_speeds(host) |=
-               FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
-               FC_PORTSPEED_1GBIT;
+       strncpy(symname, bfad->bfa_fcs.fabric.bport.port_cfg.sym_name.symname,
+               BFA_SYMNAME_MAXLEN);
+       sprintf(fc_host_symbolic_name(host), "%s", symname);
 
-       memset(&attr.pattr, 0, sizeof(attr.pattr));
-       bfa_pport_get_attr(&bfad->bfa, &attr.pattr);
-       fc_host_maxframe_size(host) = attr.pattr.pport_cfg.maxfrsize;
+       fc_host_supported_speeds(host) = bfad_im_supported_speeds(&bfad->bfa);
+       fc_host_maxframe_size(host) = fcport->cfg.maxfrsize;
 }
 
 static void
@@ -978,11 +986,11 @@ bfad_im_fc_rport_add(struct bfad_im_port_s *im_port, struct bfad_itnim_s *itnim)
        struct bfad_itnim_data_s *itnim_data;
 
        rport_ids.node_name =
-               bfa_os_htonll(bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim));
+               cpu_to_be64(bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim));
        rport_ids.port_name =
-               bfa_os_htonll(bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim));
+               cpu_to_be64(bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim));
        rport_ids.port_id =
-               bfa_os_hton3b(bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim));
+               bfa_hton3b(bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim));
        rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
 
        itnim->fc_rport = fc_rport =
@@ -1010,7 +1018,7 @@ bfad_im_fc_rport_add(struct bfad_im_port_s *im_port, struct bfad_itnim_s *itnim)
        return;
 }
 
-/**
+/*
  * Work queue handler using FC transport service
 * Context: kernel
  */
@@ -1043,7 +1051,9 @@ bfad_im_itnim_work_handler(struct work_struct *work)
                        fcid2str(fcid_str, fcid);
                        list_add_tail(&itnim->list_entry,
                                &im_port->itnim_mapped_list);
-                       bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_ONLINE,
+                       BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+                               "ITNIM ONLINE Target: %d:0:%d "
+                               "FCID: %s WWPN: %s\n",
                                im_port->shost->host_no,
                                itnim->scsi_tgt_id,
                                fcid_str, wwpn_str);
@@ -1074,7 +1084,9 @@ bfad_im_itnim_work_handler(struct work_struct *work)
                        wwn2str(wwpn_str, wwpn);
                        fcid2str(fcid_str, fcid);
                        list_del(&itnim->list_entry);
-                       bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_OFFLINE,
+                       BFA_LOG(KERN_INFO, bfad, bfa_log_level,
+                               "ITNIM OFFLINE Target: %d:0:%d "
+                               "FCID: %s WWPN: %s\n",
                                im_port->shost->host_no,
                                itnim->scsi_tgt_id,
                                fcid_str, wwpn_str);
@@ -1099,18 +1111,18 @@ bfad_im_itnim_work_handler(struct work_struct *work)
                kfree(itnim);
                break;
        default:
-               bfa_assert(0);
+               WARN_ON(1);
                break;
        }
 
        spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 }
 
-/**
+/*
  * Scsi_Host template entry, queue a SCSI command to the BFAD.
  */
 static int
-bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
+bfad_im_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
 {
        struct bfad_im_port_s *im_port =
                (struct bfad_im_port_s *) cmnd->device->host->hostdata[0];
@@ -1120,7 +1132,7 @@ bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
        struct bfa_ioim_s *hal_io;
        unsigned long   flags;
        int             rc;
-       s16        sg_cnt = 0;
+       int       sg_cnt = 0;
        struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
 
        rc = fc_remote_port_chkready(rport);
@@ -1131,7 +1143,6 @@ bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
        }
 
        sg_cnt = scsi_dma_map(cmnd);
-
        if (sg_cnt < 0)
                return SCSI_MLQUEUE_HOST_BUSY;
 
@@ -1146,6 +1157,7 @@ bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
                goto out_fail_cmd;
        }
 
+
        itnim = itnim_data->itnim;
        if (!itnim) {
                cmnd->result = ScsiResult(DID_IMM_RETRY, 0);
@@ -1162,7 +1174,6 @@ bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
        }
 
        cmnd->host_scribble = (char *)hal_io;
-       bfa_trc_fp(bfad, hal_io->iotag);
        bfa_ioim_start(hal_io);
        spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 
@@ -1177,54 +1188,58 @@ out_fail_cmd:
        return 0;
 }
 
+static DEF_SCSI_QCMD(bfad_im_queuecommand)
+
 void
-bfad_os_rport_online_wait(struct bfad_s *bfad)
+bfad_rport_online_wait(struct bfad_s *bfad)
 {
        int i;
        int rport_delay = 10;
 
        for (i = 0; !(bfad->bfad_flags & BFAD_PORT_ONLINE)
-                && i < bfa_linkup_delay; i++)
-               schedule_timeout_uninterruptible(HZ);
+               && i < bfa_linkup_delay; i++) {
+               set_current_state(TASK_UNINTERRUPTIBLE);
+               schedule_timeout(HZ);
+       }
 
        if (bfad->bfad_flags & BFAD_PORT_ONLINE) {
                rport_delay = rport_delay < bfa_linkup_delay ?
-                                rport_delay : bfa_linkup_delay;
+                       rport_delay : bfa_linkup_delay;
                for (i = 0; !(bfad->bfad_flags & BFAD_RPORT_ONLINE)
-                        && i < rport_delay; i++)
-                       schedule_timeout_uninterruptible(HZ);
+                       && i < rport_delay; i++) {
+                       set_current_state(TASK_UNINTERRUPTIBLE);
+                       schedule_timeout(HZ);
+               }
 
-               if (rport_delay > 0 && (bfad->bfad_flags & BFAD_RPORT_ONLINE))
-                       schedule_timeout_uninterruptible(rport_delay * HZ);
+               if (rport_delay > 0 && (bfad->bfad_flags & BFAD_RPORT_ONLINE)) {
+                       set_current_state(TASK_UNINTERRUPTIBLE);
+                       schedule_timeout(rport_delay * HZ);
+               }
        }
 }
 
 int
-bfad_os_get_linkup_delay(struct bfad_s *bfad)
+bfad_get_linkup_delay(struct bfad_s *bfad)
 {
-
-       u8         nwwns = 0;
-       wwn_t           *wwns;
-       int             ldelay;
+       u8              nwwns = 0;
+       wwn_t           wwns[BFA_PREBOOT_BOOTLUN_MAX];
+       int             linkup_delay;
 
        /*
         * Querying for the boot target port wwns
         * -- read from boot information in flash.
-        * If nwwns > 0 => boot over SAN and set bfa_linkup_delay = 30
-        * else => local boot machine set bfa_linkup_delay = 10
+        * If nwwns > 0 => boot over SAN and set linkup_delay = 30
+        * else => local boot machine set linkup_delay = 0
         */
 
-       bfa_iocfc_get_bootwwns(&bfad->bfa, &nwwns, &wwns);
+       bfa_iocfc_get_bootwwns(&bfad->bfa, &nwwns, wwns);
 
-       if (nwwns > 0) {
-               /* If boot over SAN; linkup_delay = 30sec */
-               ldelay = 30;
-       } else {
-               /* If local boot; linkup_delay = 10sec */
-               ldelay = 0;
-       }
+       if (nwwns > 0)
+               /* If Boot over SAN set linkup_delay = 30sec */
+               linkup_delay = 30;
+       else
+               /* If local boot; no linkup_delay */
+               linkup_delay = 0;
 
-       return ldelay;
+       return linkup_delay;
 }
-
-