[SCSI] qla2xxx: Remove support for reading/writing HW-event-log.
[safe/jmp/linux-2.6] / drivers / scsi / qla2xxx / qla_os.c
index 21dd182..3b1b68c 100644 (file)
@@ -92,7 +92,12 @@ MODULE_PARM_DESC(ql2xiidmaenable,
                "Enables iIDMA settings "
                "Default is 1 - perform iIDMA. 0 - no iIDMA.");
 
-
+int ql2xmaxqueues = 1;
+module_param(ql2xmaxqueues, int, S_IRUGO|S_IRUSR);
+MODULE_PARM_DESC(ql2xmaxqueues,
+               "Enables MQ settings "
+               "Default is 1 for single queue. Set it to number \
+                       of queues in MQ mode.");
 /*
  * SCSI host template entry points
  */
@@ -183,42 +188,108 @@ struct scsi_transport_template *qla2xxx_transport_vport_template = NULL;
  */
 
 __inline__ void
-qla2x00_start_timer(scsi_qla_host_t *ha, void *func, unsigned long interval)
+qla2x00_start_timer(scsi_qla_host_t *vha, void *func, unsigned long interval)
 {
-       init_timer(&ha->timer);
-       ha->timer.expires = jiffies + interval * HZ;
-       ha->timer.data = (unsigned long)ha;
-       ha->timer.function = (void (*)(unsigned long))func;
-       add_timer(&ha->timer);
-       ha->timer_active = 1;
+       init_timer(&vha->timer);
+       vha->timer.expires = jiffies + interval * HZ;
+       vha->timer.data = (unsigned long)vha;
+       vha->timer.function = (void (*)(unsigned long))func;
+       add_timer(&vha->timer);
+       vha->timer_active = 1;
 }
 
 static inline void
-qla2x00_restart_timer(scsi_qla_host_t *ha, unsigned long interval)
+qla2x00_restart_timer(scsi_qla_host_t *vha, unsigned long interval)
 {
-       mod_timer(&ha->timer, jiffies + interval * HZ);
+       mod_timer(&vha->timer, jiffies + interval * HZ);
 }
 
 static __inline__ void
-qla2x00_stop_timer(scsi_qla_host_t *ha)
+qla2x00_stop_timer(scsi_qla_host_t *vha)
 {
-       del_timer_sync(&ha->timer);
-       ha->timer_active = 0;
+       del_timer_sync(&vha->timer);
+       vha->timer_active = 0;
 }
 
 static int qla2x00_do_dpc(void *data);
 
 static void qla2x00_rst_aen(scsi_qla_host_t *);
 
-static int qla2x00_mem_alloc(scsi_qla_host_t *);
-static void qla2x00_mem_free(scsi_qla_host_t *ha);
-static void qla2x00_sp_free_dma(scsi_qla_host_t *, srb_t *);
+static int qla2x00_mem_alloc(struct qla_hw_data *, uint16_t, uint16_t,
+       struct req_que **, struct rsp_que **);
+static void qla2x00_mem_free(struct qla_hw_data *);
+static void qla2x00_sp_free_dma(srb_t *);
 
 /* -------------------------------------------------------------------------- */
+static int qla2x00_alloc_queues(struct qla_hw_data *ha)
+{
+       ha->req_q_map = kzalloc(sizeof(struct req_que *) * ha->max_queues,
+                               GFP_KERNEL);
+       if (!ha->req_q_map) {
+               qla_printk(KERN_WARNING, ha,
+                       "Unable to allocate memory for request queue ptrs\n");
+               goto fail_req_map;
+       }
+
+       ha->rsp_q_map = kzalloc(sizeof(struct rsp_que *) * ha->max_queues,
+                               GFP_KERNEL);
+       if (!ha->rsp_q_map) {
+               qla_printk(KERN_WARNING, ha,
+                       "Unable to allocate memory for response queue ptrs\n");
+               goto fail_rsp_map;
+       }
+       set_bit(0, ha->rsp_qid_map);
+       set_bit(0, ha->req_qid_map);
+       return 1;
+
+fail_rsp_map:
+       kfree(ha->req_q_map);
+       ha->req_q_map = NULL;
+fail_req_map:
+       return -ENOMEM;
+}
+
+static void qla2x00_free_que(struct qla_hw_data *ha, struct req_que *req,
+       struct rsp_que *rsp)
+{
+       if (rsp && rsp->ring)
+               dma_free_coherent(&ha->pdev->dev,
+               (rsp->length + 1) * sizeof(response_t),
+               rsp->ring, rsp->dma);
+
+       kfree(rsp);
+       rsp = NULL;
+       if (req && req->ring)
+               dma_free_coherent(&ha->pdev->dev,
+               (req->length + 1) * sizeof(request_t),
+               req->ring, req->dma);
+
+       kfree(req);
+       req = NULL;
+}
+
+static void qla2x00_free_queues(struct qla_hw_data *ha)
+{
+       struct req_que *req;
+       struct rsp_que *rsp;
+       int cnt;
+
+       for (cnt = 0; cnt < ha->max_queues; cnt++) {
+               rsp = ha->rsp_q_map[cnt];
+               req = ha->req_q_map[cnt];
+               qla2x00_free_que(ha, req, rsp);
+       }
+       kfree(ha->rsp_q_map);
+       ha->rsp_q_map = NULL;
+
+       kfree(ha->req_q_map);
+       ha->req_q_map = NULL;
+}
 
 static char *
-qla2x00_pci_info_str(struct scsi_qla_host *ha, char *str)
+qla2x00_pci_info_str(struct scsi_qla_host *vha, char *str)
 {
+       struct qla_hw_data *ha = vha->hw;
        static char *pci_bus_modes[] = {
                "33", "66", "100", "133",
        };
@@ -240,9 +311,10 @@ qla2x00_pci_info_str(struct scsi_qla_host *ha, char *str)
 }
 
 static char *
-qla24xx_pci_info_str(struct scsi_qla_host *ha, char *str)
+qla24xx_pci_info_str(struct scsi_qla_host *vha, char *str)
 {
        static char *pci_bus_modes[] = { "33", "66", "100", "133", };
+       struct qla_hw_data *ha = vha->hw;
        uint32_t pci_bus;
        int pcie_reg;
 
@@ -290,9 +362,10 @@ qla24xx_pci_info_str(struct scsi_qla_host *ha, char *str)
 }
 
 static char *
-qla2x00_fw_version_str(struct scsi_qla_host *ha, char *str)
+qla2x00_fw_version_str(struct scsi_qla_host *vha, char *str)
 {
        char un_str[10];
+       struct qla_hw_data *ha = vha->hw;
 
        sprintf(str, "%d.%02d.%02d ", ha->fw_major_version,
            ha->fw_minor_version,
@@ -328,8 +401,9 @@ qla2x00_fw_version_str(struct scsi_qla_host *ha, char *str)
 }
 
 static char *
-qla24xx_fw_version_str(struct scsi_qla_host *ha, char *str)
+qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str)
 {
+       struct qla_hw_data *ha = vha->hw;
        sprintf(str, "%d.%02d.%02d ", ha->fw_major_version,
            ha->fw_minor_version,
            ha->fw_subminor_version);
@@ -354,18 +428,20 @@ qla24xx_fw_version_str(struct scsi_qla_host *ha, char *str)
 }
 
 static inline srb_t *
-qla2x00_get_new_sp(scsi_qla_host_t *ha, fc_port_t *fcport,
+qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport,
     struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
 {
        srb_t *sp;
+       struct qla_hw_data *ha = vha->hw;
 
        sp = mempool_alloc(ha->srb_mempool, GFP_ATOMIC);
        if (!sp)
                return sp;
 
-       sp->ha = ha;
+       sp->vha = vha;
        sp->fcport = fcport;
        sp->cmd = cmd;
+       sp->que = ha->req_q_map[0];
        sp->flags = 0;
        CMD_SP(cmd) = (void *)sp;
        cmd->scsi_done = done;
@@ -376,9 +452,10 @@ qla2x00_get_new_sp(scsi_qla_host_t *ha, fc_port_t *fcport,
 static int
 qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
 {
-       scsi_qla_host_t *ha = shost_priv(cmd->device->host);
+       scsi_qla_host_t *vha = shost_priv(cmd->device->host);
        fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
        struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
+       struct qla_hw_data *ha = vha->hw;
        srb_t *sp;
        int rval;
 
@@ -399,33 +476,33 @@ qla2x00_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
 
        if (atomic_read(&fcport->state) != FCS_ONLINE) {
                if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
-                   atomic_read(&ha->loop_state) == LOOP_DEAD) {
+                   atomic_read(&vha->loop_state) == LOOP_DEAD) {
                        cmd->result = DID_NO_CONNECT << 16;
                        goto qc_fail_command;
                }
                goto qc_target_busy;
        }
 
-       spin_unlock_irq(ha->host->host_lock);
+       spin_unlock_irq(vha->host->host_lock);
 
-       sp = qla2x00_get_new_sp(ha, fcport, cmd, done);
+       sp = qla2x00_get_new_sp(vha, fcport, cmd, done);
        if (!sp)
                goto qc_host_busy_lock;
 
-       rval = qla2x00_start_scsi(sp);
+       rval = ha->isp_ops->start_scsi(sp);
        if (rval != QLA_SUCCESS)
                goto qc_host_busy_free_sp;
 
-       spin_lock_irq(ha->host->host_lock);
+       spin_lock_irq(vha->host->host_lock);
 
        return 0;
 
 qc_host_busy_free_sp:
-       qla2x00_sp_free_dma(ha, sp);
+       qla2x00_sp_free_dma(sp);
        mempool_free(sp, ha->srb_mempool);
 
 qc_host_busy_lock:
-       spin_lock_irq(ha->host->host_lock);
+       spin_lock_irq(vha->host->host_lock);
        return SCSI_MLQUEUE_HOST_BUSY;
 
 qc_target_busy:
@@ -441,14 +518,15 @@ qc_fail_command:
 static int
 qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
 {
-       scsi_qla_host_t *ha = shost_priv(cmd->device->host);
+       scsi_qla_host_t *vha = shost_priv(cmd->device->host);
        fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
        struct fc_rport *rport = starget_to_rport(scsi_target(cmd->device));
+       struct qla_hw_data *ha = vha->hw;
+       struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
        srb_t *sp;
        int rval;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
 
-       if (unlikely(pci_channel_offline(pha->pdev))) {
+       if (unlikely(pci_channel_offline(ha->pdev))) {
                cmd->result = DID_REQUEUE << 16;
                goto qc24_fail_command;
        }
@@ -465,33 +543,33 @@ qla24xx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
 
        if (atomic_read(&fcport->state) != FCS_ONLINE) {
                if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
-                   atomic_read(&pha->loop_state) == LOOP_DEAD) {
+                   atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
                        cmd->result = DID_NO_CONNECT << 16;
                        goto qc24_fail_command;
                }
                goto qc24_target_busy;
        }
 
-       spin_unlock_irq(ha->host->host_lock);
+       spin_unlock_irq(vha->host->host_lock);
 
-       sp = qla2x00_get_new_sp(pha, fcport, cmd, done);
+       sp = qla2x00_get_new_sp(base_vha, fcport, cmd, done);
        if (!sp)
                goto qc24_host_busy_lock;
 
-       rval = qla24xx_start_scsi(sp);
+       rval = ha->isp_ops->start_scsi(sp);
        if (rval != QLA_SUCCESS)
                goto qc24_host_busy_free_sp;
 
-       spin_lock_irq(ha->host->host_lock);
+       spin_lock_irq(vha->host->host_lock);
 
        return 0;
 
 qc24_host_busy_free_sp:
-       qla2x00_sp_free_dma(pha, sp);
-       mempool_free(sp, pha->srb_mempool);
+       qla2x00_sp_free_dma(sp);
+       mempool_free(sp, ha->srb_mempool);
 
 qc24_host_busy_lock:
-       spin_lock_irq(ha->host->host_lock);
+       spin_lock_irq(vha->host->host_lock);
        return SCSI_MLQUEUE_HOST_BUSY;
 
 qc24_target_busy:
@@ -510,17 +588,14 @@ qc24_fail_command:
  *    max time.
  *
  * Input:
- *    ha = actual ha whose done queue will contain the command
- *           returned by firmware.
  *    cmd = Scsi Command to wait on.
- *    flag = Abort/Reset(Bus or Device Reset)
  *
  * Return:
  *    Not Found : 0
  *    Found : 1
  */
 static int
-qla2x00_eh_wait_on_command(scsi_qla_host_t *ha, struct scsi_cmnd *cmd)
+qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
 {
 #define ABORT_POLLING_PERIOD   1000
 #define ABORT_WAIT_ITER                ((10 * 1000) / (ABORT_POLLING_PERIOD))
@@ -557,21 +632,22 @@ qla2x00_eh_wait_on_command(scsi_qla_host_t *ha, struct scsi_cmnd *cmd)
  *    Failed  (Adapter is offline/disabled) : 1
  */
 int
-qla2x00_wait_for_hba_online(scsi_qla_host_t *ha)
+qla2x00_wait_for_hba_online(scsi_qla_host_t *vha)
 {
        int             return_status;
        unsigned long   wait_online;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
+       struct qla_hw_data *ha = vha->hw;
+       scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
 
        wait_online = jiffies + (MAX_LOOP_TIMEOUT * HZ);
-       while (((test_bit(ISP_ABORT_NEEDED, &pha->dpc_flags)) ||
-           test_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags) ||
-           test_bit(ISP_ABORT_RETRY, &pha->dpc_flags) ||
-           pha->dpc_active) && time_before(jiffies, wait_online)) {
+       while (((test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags)) ||
+           test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) ||
+           test_bit(ISP_ABORT_RETRY, &base_vha->dpc_flags) ||
+           ha->dpc_active) && time_before(jiffies, wait_online)) {
 
                msleep(1000);
        }
-       if (pha->flags.online)
+       if (base_vha->flags.online)
                return_status = QLA_SUCCESS;
        else
                return_status = QLA_FUNCTION_FAILED;
@@ -596,19 +672,20 @@ qla2x00_wait_for_hba_online(scsi_qla_host_t *ha)
  *    Failed  (LOOP_NOT_READY) : 1
  */
 static inline int
-qla2x00_wait_for_loop_ready(scsi_qla_host_t *ha)
+qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha)
 {
        int      return_status = QLA_SUCCESS;
        unsigned long loop_timeout ;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
+       struct qla_hw_data *ha = vha->hw;
+       scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
 
        /* wait for 5 min at the max for loop to be ready */
        loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ);
 
-       while ((!atomic_read(&pha->loop_down_timer) &&
-           atomic_read(&pha->loop_state) == LOOP_DOWN) ||
-           atomic_read(&pha->loop_state) != LOOP_READY) {
-               if (atomic_read(&pha->loop_state) == LOOP_DEAD) {
+       while ((!atomic_read(&base_vha->loop_down_timer) &&
+           atomic_read(&base_vha->loop_state) == LOOP_DOWN) ||
+           atomic_read(&base_vha->loop_state) != LOOP_READY) {
+               if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
                        return_status = QLA_FUNCTION_FAILED;
                        break;
                }
@@ -624,35 +701,42 @@ qla2x00_wait_for_loop_ready(scsi_qla_host_t *ha)
 void
 qla2x00_abort_fcport_cmds(fc_port_t *fcport)
 {
-       int cnt;
+       int cnt, que, id;
        unsigned long flags;
        srb_t *sp;
-       scsi_qla_host_t *ha = fcport->ha;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
+       scsi_qla_host_t *vha = fcport->vha;
+       struct qla_hw_data *ha = vha->hw;
+       struct req_que *req;
 
-       spin_lock_irqsave(&pha->hardware_lock, flags);
-       for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
-               sp = pha->outstanding_cmds[cnt];
-               if (!sp)
-                       continue;
-               if (sp->fcport != fcport)
+       spin_lock_irqsave(&ha->hardware_lock, flags);
+       for (que = 0; que < QLA_MAX_HOST_QUES; que++) {
+               id = vha->req_ques[que];
+               req = ha->req_q_map[id];
+               if (!req)
                        continue;
+               for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
+                       sp = req->outstanding_cmds[cnt];
+                       if (!sp)
+                               continue;
+                       if (sp->fcport != fcport)
+                               continue;
 
-               spin_unlock_irqrestore(&pha->hardware_lock, flags);
-               if (ha->isp_ops->abort_command(ha, sp)) {
-                       DEBUG2(qla_printk(KERN_WARNING, ha,
-                           "Abort failed --  %lx\n", sp->cmd->serial_number));
-               } else {
-                       if (qla2x00_eh_wait_on_command(ha, sp->cmd) !=
-                           QLA_SUCCESS)
+                       spin_unlock_irqrestore(&ha->hardware_lock, flags);
+                       if (ha->isp_ops->abort_command(vha, sp, req)) {
                                DEBUG2(qla_printk(KERN_WARNING, ha,
-                                   "Abort failed while waiting --  %lx\n",
-                                   sp->cmd->serial_number));
-
+                               "Abort failed --  %lx\n",
+                               sp->cmd->serial_number));
+                       } else {
+                               if (qla2x00_eh_wait_on_command(sp->cmd) !=
+                                       QLA_SUCCESS)
+                                       DEBUG2(qla_printk(KERN_WARNING, ha,
+                                       "Abort failed while waiting --  %lx\n",
+                                       sp->cmd->serial_number));
+                       }
+                       spin_lock_irqsave(&ha->hardware_lock, flags);
                }
-               spin_lock_irqsave(&pha->hardware_lock, flags);
        }
-       spin_unlock_irqrestore(&pha->hardware_lock, flags);
+       spin_unlock_irqrestore(&ha->hardware_lock, flags);
 }
 
 static void
@@ -690,14 +774,16 @@ qla2x00_block_error_handler(struct scsi_cmnd *cmnd)
 static int
 qla2xxx_eh_abort(struct scsi_cmnd *cmd)
 {
-       scsi_qla_host_t *ha = shost_priv(cmd->device->host);
+       scsi_qla_host_t *vha = shost_priv(cmd->device->host);
        srb_t *sp;
        int ret, i;
        unsigned int id, lun;
        unsigned long serial;
        unsigned long flags;
        int wait = 0;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
+       struct qla_hw_data *ha = vha->hw;
+       struct req_que *req;
+       srb_t *spt;
 
        qla2x00_block_error_handler(cmd);
 
@@ -709,11 +795,15 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
        id = cmd->device->id;
        lun = cmd->device->lun;
        serial = cmd->serial_number;
+       spt = (srb_t *) CMD_SP(cmd);
+       if (!spt)
+               return SUCCESS;
+       req = spt->que;
 
        /* Check active list for command command. */
-       spin_lock_irqsave(&pha->hardware_lock, flags);
+       spin_lock_irqsave(&ha->hardware_lock, flags);
        for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++) {
-               sp = pha->outstanding_cmds[i];
+               sp = req->outstanding_cmds[i];
 
                if (sp == NULL)
                        continue;
@@ -721,37 +811,36 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
                if (sp->cmd != cmd)
                        continue;
 
-               DEBUG2(printk("%s(%ld): aborting sp %p from RISC. pid=%ld.\n",
-                   __func__, ha->host_no, sp, serial));
+               DEBUG2(printk("%s(%ld): aborting sp %p from RISC."
+               " pid=%ld.\n", __func__, vha->host_no, sp, serial));
 
-               spin_unlock_irqrestore(&pha->hardware_lock, flags);
-               if (ha->isp_ops->abort_command(ha, sp)) {
+               spin_unlock_irqrestore(&ha->hardware_lock, flags);
+               if (ha->isp_ops->abort_command(vha, sp, req)) {
                        DEBUG2(printk("%s(%ld): abort_command "
-                           "mbx failed.\n", __func__, ha->host_no));
+                       "mbx failed.\n", __func__, vha->host_no));
                } else {
                        DEBUG3(printk("%s(%ld): abort_command "
-                           "mbx success.\n", __func__, ha->host_no));
+                       "mbx success.\n", __func__, vha->host_no));
                        wait = 1;
                }
-               spin_lock_irqsave(&pha->hardware_lock, flags);
-
+               spin_lock_irqsave(&ha->hardware_lock, flags);
                break;
        }
-       spin_unlock_irqrestore(&pha->hardware_lock, flags);
+       spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
        /* Wait for the command to be returned. */
        if (wait) {
-               if (qla2x00_eh_wait_on_command(ha, cmd) != QLA_SUCCESS) {
+               if (qla2x00_eh_wait_on_command(cmd) != QLA_SUCCESS) {
                        qla_printk(KERN_ERR, ha,
                            "scsi(%ld:%d:%d): Abort handler timed out -- %lx "
-                           "%x.\n", ha->host_no, id, lun, serial, ret);
+                           "%x.\n", vha->host_no, id, lun, serial, ret);
                        ret = FAILED;
                }
        }
 
        qla_printk(KERN_INFO, ha,
            "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n",
-           ha->host_no, id, lun, wait, serial, ret);
+           vha->host_no, id, lun, wait, serial, ret);
 
        return ret;
 }
@@ -763,23 +852,27 @@ enum nexus_wait_type {
 };
 
 static int
-qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *ha, unsigned int t,
-    unsigned int l, enum nexus_wait_type type)
+qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t,
+       unsigned int l, srb_t *sp, enum nexus_wait_type type)
 {
        int cnt, match, status;
-       srb_t *sp;
        unsigned long flags;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
+       struct qla_hw_data *ha = vha->hw;
+       struct req_que *req;
 
        status = QLA_SUCCESS;
-       spin_lock_irqsave(&pha->hardware_lock, flags);
-       for (cnt = 1; status == QLA_SUCCESS && cnt < MAX_OUTSTANDING_COMMANDS;
-           cnt++) {
-               sp = pha->outstanding_cmds[cnt];
+       if (!sp)
+               return status;
+
+       spin_lock_irqsave(&ha->hardware_lock, flags);
+       req = sp->que;
+       for (cnt = 1; status == QLA_SUCCESS &&
+               cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
+               sp = req->outstanding_cmds[cnt];
                if (!sp)
                        continue;
 
-               if (ha->vp_idx != sp->fcport->ha->vp_idx)
+               if (vha->vp_idx != sp->fcport->vha->vp_idx)
                        continue;
                match = 0;
                switch (type) {
@@ -791,17 +884,17 @@ qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *ha, unsigned int t,
                        break;
                case WAIT_LUN:
                        match = (sp->cmd->device->id == t &&
-                           sp->cmd->device->lun == l);
+                               sp->cmd->device->lun == l);
                        break;
                }
                if (!match)
                        continue;
 
-               spin_unlock_irqrestore(&pha->hardware_lock, flags);
-               status = qla2x00_eh_wait_on_command(ha, sp->cmd);
-               spin_lock_irqsave(&pha->hardware_lock, flags);
+               spin_unlock_irqrestore(&ha->hardware_lock, flags);
+               status = qla2x00_eh_wait_on_command(sp->cmd);
+               spin_lock_irqsave(&ha->hardware_lock, flags);
        }
-       spin_unlock_irqrestore(&pha->hardware_lock, flags);
+       spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
        return status;
 }
@@ -817,7 +910,7 @@ static int
 __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
     struct scsi_cmnd *cmd, int (*do_reset)(struct fc_port *, unsigned int))
 {
-       scsi_qla_host_t *ha = shost_priv(cmd->device->host);
+       scsi_qla_host_t *vha = shost_priv(cmd->device->host);
        fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
        int err;
 
@@ -826,31 +919,31 @@ __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
        if (!fcport)
                return FAILED;
 
-       qla_printk(KERN_INFO, ha, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
-           ha->host_no, cmd->device->id, cmd->device->lun, name);
+       qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET ISSUED.\n",
+           vha->host_no, cmd->device->id, cmd->device->lun, name);
 
        err = 0;
-       if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS)
+       if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
                goto eh_reset_failed;
        err = 1;
-       if (qla2x00_wait_for_loop_ready(ha) != QLA_SUCCESS)
+       if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS)
                goto eh_reset_failed;
        err = 2;
        if (do_reset(fcport, cmd->device->lun) != QLA_SUCCESS)
                goto eh_reset_failed;
        err = 3;
-       if (qla2x00_eh_wait_for_pending_commands(ha, cmd->device->id,
-           cmd->device->lun, type) != QLA_SUCCESS)
+       if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id,
+           cmd->device->lun, (srb_t *) CMD_SP(cmd), type) != QLA_SUCCESS)
                goto eh_reset_failed;
 
-       qla_printk(KERN_INFO, ha, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
-           ha->host_no, cmd->device->id, cmd->device->lun, name);
+       qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n",
+           vha->host_no, cmd->device->id, cmd->device->lun, name);
 
        return SUCCESS;
 
  eh_reset_failed:
-       qla_printk(KERN_INFO, ha, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n",
-           ha->host_no, cmd->device->id, cmd->device->lun, name,
+       qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n"
+           , vha->host_no, cmd->device->id, cmd->device->lun, name,
            reset_errors[err]);
        return FAILED;
 }
@@ -858,7 +951,8 @@ __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
 static int
 qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
 {
-       scsi_qla_host_t *ha = shost_priv(cmd->device->host);
+       scsi_qla_host_t *vha = shost_priv(cmd->device->host);
+       struct qla_hw_data *ha = vha->hw;
 
        return __qla2xxx_eh_generic_reset("DEVICE", WAIT_LUN, cmd,
            ha->isp_ops->lun_reset);
@@ -867,7 +961,8 @@ qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
 static int
 qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
 {
-       scsi_qla_host_t *ha = shost_priv(cmd->device->host);
+       scsi_qla_host_t *vha = shost_priv(cmd->device->host);
+       struct qla_hw_data *ha = vha->hw;
 
        return __qla2xxx_eh_generic_reset("TARGET", WAIT_TARGET, cmd,
            ha->isp_ops->target_reset);
@@ -891,12 +986,12 @@ qla2xxx_eh_target_reset(struct scsi_cmnd *cmd)
 static int
 qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
 {
-       scsi_qla_host_t *ha = shost_priv(cmd->device->host);
-       scsi_qla_host_t *pha = to_qla_parent(ha);
+       scsi_qla_host_t *vha = shost_priv(cmd->device->host);
        fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
        int ret = FAILED;
        unsigned int id, lun;
        unsigned long serial;
+       srb_t *sp = (srb_t *) CMD_SP(cmd);
 
        qla2x00_block_error_handler(cmd);
 
@@ -907,28 +1002,28 @@ qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd)
        if (!fcport)
                return ret;
 
-       qla_printk(KERN_INFO, ha,
-           "scsi(%ld:%d:%d): LOOP RESET ISSUED.\n", ha->host_no, id, lun);
+       qla_printk(KERN_INFO, vha->hw,
+           "scsi(%ld:%d:%d): BUS RESET ISSUED.\n", vha->host_no, id, lun);
 
-       if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS) {
+       if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
                DEBUG2(printk("%s failed:board disabled\n",__func__));
                goto eh_bus_reset_done;
        }
 
-       if (qla2x00_wait_for_loop_ready(ha) == QLA_SUCCESS) {
-               if (qla2x00_loop_reset(ha) == QLA_SUCCESS)
+       if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) {
+               if (qla2x00_loop_reset(vha) == QLA_SUCCESS)
                        ret = SUCCESS;
        }
        if (ret == FAILED)
                goto eh_bus_reset_done;
 
        /* Flush outstanding commands. */
-       if (qla2x00_eh_wait_for_pending_commands(pha, 0, 0, WAIT_HOST) !=
+       if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) !=
            QLA_SUCCESS)
                ret = FAILED;
 
 eh_bus_reset_done:
-       qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__,
+       qla_printk(KERN_INFO, vha->hw, "%s: reset %s\n", __func__,
            (ret == FAILED) ? "failed" : "succeded");
 
        return ret;
@@ -952,12 +1047,14 @@ eh_bus_reset_done:
 static int
 qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
 {
-       scsi_qla_host_t *ha = shost_priv(cmd->device->host);
+       scsi_qla_host_t *vha = shost_priv(cmd->device->host);
        fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata;
+       struct qla_hw_data *ha = vha->hw;
        int ret = FAILED;
        unsigned int id, lun;
        unsigned long serial;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
+       srb_t *sp = (srb_t *) CMD_SP(cmd);
+       scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
 
        qla2x00_block_error_handler(cmd);
 
@@ -969,9 +1066,9 @@ qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
                return ret;
 
        qla_printk(KERN_INFO, ha,
-           "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", ha->host_no, id, lun);
+           "scsi(%ld:%d:%d): ADAPTER RESET ISSUED.\n", vha->host_no, id, lun);
 
-       if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS)
+       if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
                goto eh_host_reset_lock;
 
        /*
@@ -982,26 +1079,28 @@ qla2xxx_eh_host_reset(struct scsi_cmnd *cmd)
         * devices as lost kicking of the port_down_timer
         * while dpc is stuck for the mailbox to complete.
         */
-       qla2x00_wait_for_loop_ready(ha);
-       set_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags);
-       if (qla2x00_abort_isp(pha)) {
-               clear_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags);
-               /* failed. schedule dpc to try */
-               set_bit(ISP_ABORT_NEEDED, &pha->dpc_flags);
-
-               if (qla2x00_wait_for_hba_online(ha) != QLA_SUCCESS)
+       qla2x00_wait_for_loop_ready(vha);
+       if (vha != base_vha) {
+               if (qla2x00_vp_abort_isp(vha))
                        goto eh_host_reset_lock;
+       } else {
+               set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
+               if (qla2x00_abort_isp(base_vha)) {
+                       clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
+                       /* failed. schedule dpc to try */
+                       set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
+
+                       if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS)
+                               goto eh_host_reset_lock;
+               }
+               clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
        }
-       clear_bit(ABORT_ISP_ACTIVE, &pha->dpc_flags);
 
-       /* Waiting for our command in done_queue to be returned to OS.*/
-       if (qla2x00_eh_wait_for_pending_commands(pha, 0, 0, WAIT_HOST) ==
-           QLA_SUCCESS)
+       /* Waiting for command to be returned to OS.*/
+       if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) ==
+               QLA_SUCCESS)
                ret = SUCCESS;
 
-       if (ha->parent)
-               qla2x00_vp_abort_isp(ha);
-
 eh_host_reset_lock:
        qla_printk(KERN_INFO, ha, "%s: reset %s\n", __func__,
            (ret == FAILED) ? "failed" : "succeded");
@@ -1020,35 +1119,36 @@ eh_host_reset_lock:
 *      0 = success
 */
 int
-qla2x00_loop_reset(scsi_qla_host_t *ha)
+qla2x00_loop_reset(scsi_qla_host_t *vha)
 {
        int ret;
        struct fc_port *fcport;
+       struct qla_hw_data *ha = vha->hw;
 
-       if (ha->flags.enable_lip_full_login) {
-               ret = qla2x00_full_login_lip(ha);
+       if (ha->flags.enable_lip_full_login && !vha->vp_idx) {
+               ret = qla2x00_full_login_lip(vha);
                if (ret != QLA_SUCCESS) {
-                       DEBUG2_3(printk("%s(%ld): bus_reset failed: "
-                           "full_login_lip=%d.\n", __func__, ha->host_no,
+                       DEBUG2_3(printk("%s(%ld): failed: "
+                           "full_login_lip=%d.\n", __func__, vha->host_no,
                            ret));
                }
-               atomic_set(&ha->loop_state, LOOP_DOWN);
-               atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME);
-               qla2x00_mark_all_devices_lost(ha, 0);
-               qla2x00_wait_for_loop_ready(ha);
+               atomic_set(&vha->loop_state, LOOP_DOWN);
+               atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
+               qla2x00_mark_all_devices_lost(vha, 0);
+               qla2x00_wait_for_loop_ready(vha);
        }
 
-       if (ha->flags.enable_lip_reset) {
-               ret = qla2x00_lip_reset(ha);
+       if (ha->flags.enable_lip_reset && !vha->vp_idx) {
+               ret = qla2x00_lip_reset(vha);
                if (ret != QLA_SUCCESS) {
-                       DEBUG2_3(printk("%s(%ld): bus_reset failed: "
-                           "lip_reset=%d.\n", __func__, ha->host_no, ret));
-               }
-               qla2x00_wait_for_loop_ready(ha);
+                       DEBUG2_3(printk("%s(%ld): failed: "
+                           "lip_reset=%d.\n", __func__, vha->host_no, ret));
+               } else
+                       qla2x00_wait_for_loop_ready(vha);
        }
 
        if (ha->flags.enable_target_reset) {
-               list_for_each_entry(fcport, &ha->fcports, list) {
+               list_for_each_entry(fcport, &vha->vp_fcports, list) {
                        if (fcport->port_type != FCT_TARGET)
                                continue;
 
@@ -1056,31 +1156,37 @@ qla2x00_loop_reset(scsi_qla_host_t *ha)
                        if (ret != QLA_SUCCESS) {
                                DEBUG2_3(printk("%s(%ld): bus_reset failed: "
                                    "target_reset=%d d_id=%x.\n", __func__,
-                                   ha->host_no, ret, fcport->d_id.b24));
+                                   vha->host_no, ret, fcport->d_id.b24));
                        }
                }
        }
-
        /* Issue marker command only when we are going to start the I/O */
-       ha->marker_needed = 1;
+       vha->marker_needed = 1;
 
        return QLA_SUCCESS;
 }
 
 void
-qla2x00_abort_all_cmds(scsi_qla_host_t *ha, int res)
+qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
 {
-       int cnt;
+       int que, cnt;
        unsigned long flags;
        srb_t *sp;
+       struct qla_hw_data *ha = vha->hw;
+       struct req_que *req;
 
        spin_lock_irqsave(&ha->hardware_lock, flags);
-       for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
-               sp = ha->outstanding_cmds[cnt];
-               if (sp) {
-                       ha->outstanding_cmds[cnt] = NULL;
-                       sp->cmd->result = res;
-                       qla2x00_sp_compl(ha, sp);
+       for (que = 0; que < QLA_MAX_HOST_QUES; que++) {
+               req = ha->req_q_map[vha->req_ques[que]];
+               if (!req)
+                       continue;
+               for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
+                       sp = req->outstanding_cmds[cnt];
+                       if (sp && sp->vha == vha) {
+                               req->outstanding_cmds[cnt] = NULL;
+                               sp->cmd->result = res;
+                               qla2x00_sp_compl(ha, sp);
+                       }
                }
        }
        spin_unlock_irqrestore(&ha->hardware_lock, flags);
@@ -1102,13 +1208,15 @@ qla2xxx_slave_alloc(struct scsi_device *sdev)
 static int
 qla2xxx_slave_configure(struct scsi_device *sdev)
 {
-       scsi_qla_host_t *ha = shost_priv(sdev->host);
+       scsi_qla_host_t *vha = shost_priv(sdev->host);
+       struct qla_hw_data *ha = vha->hw;
        struct fc_rport *rport = starget_to_rport(sdev->sdev_target);
+       struct req_que *req = ha->req_q_map[0];
 
        if (sdev->tagged_supported)
-               scsi_activate_tcq(sdev, ha->max_q_depth);
+               scsi_activate_tcq(sdev, req->max_q_depth);
        else
-               scsi_deactivate_tcq(sdev, ha->max_q_depth);
+               scsi_deactivate_tcq(sdev, req->max_q_depth);
 
        rport->dev_loss_tmo = ha->port_down_retry_count;
 
@@ -1151,8 +1259,9 @@ qla2x00_change_queue_type(struct scsi_device *sdev, int tag_type)
  * supported addressing method.
  */
 static void
-qla2x00_config_dma_addressing(scsi_qla_host_t *ha)
+qla2x00_config_dma_addressing(scsi_qla_host_t *vha)
 {
+       struct qla_hw_data *ha = vha->hw;
        /* Assume a 32bit DMA mask. */
        ha->flags.enable_64bit_addressing = 0;
 
@@ -1173,7 +1282,7 @@ qla2x00_config_dma_addressing(scsi_qla_host_t *ha)
 }
 
 static void
-qla2x00_enable_intrs(scsi_qla_host_t *ha)
+qla2x00_enable_intrs(struct qla_hw_data *ha)
 {
        unsigned long flags = 0;
        struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
@@ -1188,7 +1297,7 @@ qla2x00_enable_intrs(scsi_qla_host_t *ha)
 }
 
 static void
-qla2x00_disable_intrs(scsi_qla_host_t *ha)
+qla2x00_disable_intrs(struct qla_hw_data *ha)
 {
        unsigned long flags = 0;
        struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
@@ -1202,7 +1311,7 @@ qla2x00_disable_intrs(scsi_qla_host_t *ha)
 }
 
 static void
-qla24xx_enable_intrs(scsi_qla_host_t *ha)
+qla24xx_enable_intrs(struct qla_hw_data *ha)
 {
        unsigned long flags = 0;
        struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
@@ -1215,7 +1324,7 @@ qla24xx_enable_intrs(scsi_qla_host_t *ha)
 }
 
 static void
-qla24xx_disable_intrs(scsi_qla_host_t *ha)
+qla24xx_disable_intrs(struct qla_hw_data *ha)
 {
        unsigned long flags = 0;
        struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
@@ -1259,6 +1368,10 @@ static struct isp_operations qla2100_isp_ops = {
        .read_optrom            = qla2x00_read_optrom_data,
        .write_optrom           = qla2x00_write_optrom_data,
        .get_flash_version      = qla2x00_get_flash_version,
+       .start_scsi             = qla2x00_start_scsi,
+       .wrt_req_reg            = NULL,
+       .wrt_rsp_reg            = NULL,
+       .rd_req_reg             = NULL,
 };
 
 static struct isp_operations qla2300_isp_ops = {
@@ -1293,6 +1406,10 @@ static struct isp_operations qla2300_isp_ops = {
        .read_optrom            = qla2x00_read_optrom_data,
        .write_optrom           = qla2x00_write_optrom_data,
        .get_flash_version      = qla2x00_get_flash_version,
+       .start_scsi             = qla2x00_start_scsi,
+       .wrt_req_reg            = NULL,
+       .wrt_rsp_reg            = NULL,
+       .rd_req_reg             = NULL,
 };
 
 static struct isp_operations qla24xx_isp_ops = {
@@ -1327,6 +1444,10 @@ static struct isp_operations qla24xx_isp_ops = {
        .read_optrom            = qla24xx_read_optrom_data,
        .write_optrom           = qla24xx_write_optrom_data,
        .get_flash_version      = qla24xx_get_flash_version,
+       .start_scsi             = qla24xx_start_scsi,
+       .wrt_req_reg            = qla24xx_wrt_req_reg,
+       .wrt_rsp_reg            = qla24xx_wrt_rsp_reg,
+       .rd_req_reg             = qla24xx_rd_req_reg,
 };
 
 static struct isp_operations qla25xx_isp_ops = {
@@ -1361,10 +1482,14 @@ static struct isp_operations qla25xx_isp_ops = {
        .read_optrom            = qla25xx_read_optrom_data,
        .write_optrom           = qla24xx_write_optrom_data,
        .get_flash_version      = qla24xx_get_flash_version,
+       .start_scsi             = qla24xx_start_scsi,
+       .wrt_req_reg            = qla24xx_wrt_req_reg,
+       .wrt_rsp_reg            = qla24xx_wrt_rsp_reg,
+       .rd_req_reg             = qla24xx_rd_req_reg,
 };
 
 static inline void
-qla2x00_set_isp_flags(scsi_qla_host_t *ha)
+qla2x00_set_isp_flags(struct qla_hw_data *ha)
 {
        ha->device_type = DT_EXTENDED_IDS;
        switch (ha->pdev->device) {
@@ -1446,9 +1571,10 @@ qla2x00_set_isp_flags(scsi_qla_host_t *ha)
 }
 
 static int
-qla2x00_iospace_config(scsi_qla_host_t *ha)
+qla2x00_iospace_config(struct qla_hw_data *ha)
 {
        resource_size_t pio;
+       uint16_t msix;
 
        if (pci_request_selected_regions(ha->pdev, ha->bars,
            QLA2XXX_DRIVER_NAME)) {
@@ -1501,6 +1627,30 @@ skip_pio:
                goto iospace_error_exit;
        }
 
+       /* Determine queue resources */
+       ha->max_queues = 1;
+       if (ql2xmaxqueues <= 1 || !IS_QLA25XX(ha))
+               goto mqiobase_exit;
+       ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
+                       pci_resource_len(ha->pdev, 3));
+       if (ha->mqiobase) {
+               /* Read MSIX vector size of the board */
+               pci_read_config_word(ha->pdev, QLA_PCI_MSIX_CONTROL, &msix);
+               ha->msix_count = msix;
+               /* Max queues are bounded by available msix vectors */
+               /* queue 0 uses two msix vectors */
+               if (ha->msix_count - 1 < ql2xmaxqueues)
+                       ha->max_queues = ha->msix_count - 1;
+               else if (ql2xmaxqueues > QLA_MQ_SIZE)
+                       ha->max_queues = QLA_MQ_SIZE;
+               else
+                       ha->max_queues = ql2xmaxqueues;
+               qla_printk(KERN_INFO, ha,
+                       "MSI-X vector count: %d\n", msix);
+       }
+
+mqiobase_exit:
+       ha->msix_count = ha->max_queues + 1;
        return (0);
 
 iospace_error_exit:
@@ -1510,25 +1660,25 @@ iospace_error_exit:
 static void
 qla2xxx_scan_start(struct Scsi_Host *shost)
 {
-       scsi_qla_host_t *ha = shost_priv(shost);
+       scsi_qla_host_t *vha = shost_priv(shost);
 
-       set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags);
-       set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags);
-       set_bit(RSCN_UPDATE, &ha->dpc_flags);
-       set_bit(NPIV_CONFIG_NEEDED, &ha->dpc_flags);
+       set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
+       set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
+       set_bit(RSCN_UPDATE, &vha->dpc_flags);
+       set_bit(NPIV_CONFIG_NEEDED, &vha->dpc_flags);
 }
 
 static int
 qla2xxx_scan_finished(struct Scsi_Host *shost, unsigned long time)
 {
-       scsi_qla_host_t *ha = shost_priv(shost);
+       scsi_qla_host_t *vha = shost_priv(shost);
 
-       if (!ha->host)
+       if (!vha->host)
                return 1;
-       if (time > ha->loop_reset_delay * HZ)
+       if (time > vha->hw->loop_reset_delay * HZ)
                return 1;
 
-       return atomic_read(&ha->loop_state) == LOOP_READY;
+       return atomic_read(&vha->loop_state) == LOOP_READY;
 }
 
 /*
@@ -1539,11 +1689,15 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 {
        int     ret = -ENODEV;
        struct Scsi_Host *host;
-       scsi_qla_host_t *ha;
+       scsi_qla_host_t *base_vha = NULL;
+       struct qla_hw_data *ha;
        char pci_info[30];
        char fw_str[30];
        struct scsi_host_template *sht;
-       int bars, mem_only = 0;
+       int bars, max_id, mem_only = 0;
+       uint16_t req_length = 0, rsp_length = 0;
+       struct req_que *req = NULL;
+       struct rsp_que *rsp = NULL;
 
        bars = pci_select_bars(pdev, IORESOURCE_MEM | IORESOURCE_IO);
        sht = &qla2x00_driver_template;
@@ -1569,33 +1723,24 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
        /* This may fail but that's ok */
        pci_enable_pcie_error_reporting(pdev);
 
-       host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
-       if (host == NULL) {
-               printk(KERN_WARNING
-                   "qla2xxx: Couldn't allocate host from scsi layer!\n");
-               goto probe_disable_device;
+       ha = kzalloc(sizeof(struct qla_hw_data), GFP_KERNEL);
+       if (!ha) {
+               DEBUG(printk("Unable to allocate memory for ha\n"));
+               goto probe_out;
        }
+       ha->pdev = pdev;
 
        /* Clear our data area */
-       ha = shost_priv(host);
-       memset(ha, 0, sizeof(scsi_qla_host_t));
-
-       ha->pdev = pdev;
-       ha->host = host;
-       ha->host_no = host->host_no;
-       sprintf(ha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, ha->host_no);
-       ha->parent = NULL;
        ha->bars = bars;
        ha->mem_only = mem_only;
        spin_lock_init(&ha->hardware_lock);
 
        /* Set ISP-type information. */
        qla2x00_set_isp_flags(ha);
-
        /* Configure PCI I/O space */
        ret = qla2x00_iospace_config(ha);
        if (ret)
-               goto probe_failed;
+               goto probe_hw_failed;
 
        qla_printk(KERN_INFO, ha,
            "Found an ISP%04X, irq %d, iobase 0x%p\n", pdev->device, pdev->irq,
@@ -1603,95 +1748,137 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
        ha->prev_topology = 0;
        ha->init_cb_size = sizeof(init_cb_t);
-       ha->mgmt_svr_loop_id = MANAGEMENT_SERVER + ha->vp_idx;
        ha->link_data_rate = PORT_SPEED_UNKNOWN;
        ha->optrom_size = OPTROM_SIZE_2300;
 
-       ha->max_q_depth = MAX_Q_DEPTH;
-       if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU)
-               ha->max_q_depth = ql2xmaxqdepth;
-
        /* Assign ISP specific operations. */
+       max_id = MAX_TARGETS_2200;
        if (IS_QLA2100(ha)) {
-               host->max_id = MAX_TARGETS_2100;
+               max_id = MAX_TARGETS_2100;
                ha->mbx_count = MAILBOX_REGISTER_COUNT_2100;
-               ha->request_q_length = REQUEST_ENTRY_CNT_2100;
-               ha->response_q_length = RESPONSE_ENTRY_CNT_2100;
-               ha->last_loop_id = SNS_LAST_LOOP_ID_2100;
-               host->sg_tablesize = 32;
+               req_length = REQUEST_ENTRY_CNT_2100;
+               rsp_length = RESPONSE_ENTRY_CNT_2100;
+               ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
                ha->gid_list_info_size = 4;
                ha->isp_ops = &qla2100_isp_ops;
        } else if (IS_QLA2200(ha)) {
-               host->max_id = MAX_TARGETS_2200;
                ha->mbx_count = MAILBOX_REGISTER_COUNT;
-               ha->request_q_length = REQUEST_ENTRY_CNT_2200;
-               ha->response_q_length = RESPONSE_ENTRY_CNT_2100;
-               ha->last_loop_id = SNS_LAST_LOOP_ID_2100;
+               req_length = REQUEST_ENTRY_CNT_2200;
+               rsp_length = RESPONSE_ENTRY_CNT_2100;
+               ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
                ha->gid_list_info_size = 4;
                ha->isp_ops = &qla2100_isp_ops;
        } else if (IS_QLA23XX(ha)) {
-               host->max_id = MAX_TARGETS_2200;
                ha->mbx_count = MAILBOX_REGISTER_COUNT;
-               ha->request_q_length = REQUEST_ENTRY_CNT_2200;
-               ha->response_q_length = RESPONSE_ENTRY_CNT_2300;
-               ha->last_loop_id = SNS_LAST_LOOP_ID_2300;
+               req_length = REQUEST_ENTRY_CNT_2200;
+               rsp_length = RESPONSE_ENTRY_CNT_2300;
+               ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
                ha->gid_list_info_size = 6;
                if (IS_QLA2322(ha) || IS_QLA6322(ha))
                        ha->optrom_size = OPTROM_SIZE_2322;
                ha->isp_ops = &qla2300_isp_ops;
        } else if (IS_QLA24XX_TYPE(ha)) {
-               host->max_id = MAX_TARGETS_2200;
                ha->mbx_count = MAILBOX_REGISTER_COUNT;
-               ha->request_q_length = REQUEST_ENTRY_CNT_24XX;
-               ha->response_q_length = RESPONSE_ENTRY_CNT_2300;
-               ha->last_loop_id = SNS_LAST_LOOP_ID_2300;
+               req_length = REQUEST_ENTRY_CNT_24XX;
+               rsp_length = RESPONSE_ENTRY_CNT_2300;
+               ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
                ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
-               ha->mgmt_svr_loop_id = 10 + ha->vp_idx;
                ha->gid_list_info_size = 8;
                ha->optrom_size = OPTROM_SIZE_24XX;
+               ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX;
                ha->isp_ops = &qla24xx_isp_ops;
        } else if (IS_QLA25XX(ha)) {
-               host->max_id = MAX_TARGETS_2200;
                ha->mbx_count = MAILBOX_REGISTER_COUNT;
-               ha->request_q_length = REQUEST_ENTRY_CNT_24XX;
-               ha->response_q_length = RESPONSE_ENTRY_CNT_2300;
-               ha->last_loop_id = SNS_LAST_LOOP_ID_2300;
+               req_length = REQUEST_ENTRY_CNT_24XX;
+               rsp_length = RESPONSE_ENTRY_CNT_2300;
+               ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
                ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
-               ha->mgmt_svr_loop_id = 10 + ha->vp_idx;
                ha->gid_list_info_size = 8;
                ha->optrom_size = OPTROM_SIZE_25XX;
+               ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
                ha->isp_ops = &qla25xx_isp_ops;
        }
-       host->can_queue = ha->request_q_length + 128;
 
        mutex_init(&ha->vport_lock);
        init_completion(&ha->mbx_cmd_comp);
        complete(&ha->mbx_cmd_comp);
        init_completion(&ha->mbx_intr_comp);
 
-       INIT_LIST_HEAD(&ha->list);
-       INIT_LIST_HEAD(&ha->fcports);
-       INIT_LIST_HEAD(&ha->vp_list);
-       INIT_LIST_HEAD(&ha->work_list);
-
        set_bit(0, (unsigned long *) ha->vp_idx_map);
 
-       qla2x00_config_dma_addressing(ha);
-       if (qla2x00_mem_alloc(ha)) {
+       ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp);
+       if (!ret) {
                qla_printk(KERN_WARNING, ha,
                    "[ERROR] Failed to allocate memory for adapter\n");
 
+               goto probe_hw_failed;
+       }
+
+       req->max_q_depth = MAX_Q_DEPTH;
+       if (ql2xmaxqdepth != 0 && ql2xmaxqdepth <= 0xffffU)
+               req->max_q_depth = ql2xmaxqdepth;
+
+
+       base_vha = qla2x00_create_host(sht, ha);
+       if (!base_vha) {
+               qla_printk(KERN_WARNING, ha,
+                   "[ERROR] Failed to allocate memory for scsi_host\n");
+
                ret = -ENOMEM;
+               goto probe_hw_failed;
+       }
+
+       pci_set_drvdata(pdev, base_vha);
+
+       qla2x00_config_dma_addressing(base_vha);
+
+       host = base_vha->host;
+       base_vha->req_ques[0] = req->id;
+       host->can_queue = req->length + 128;
+       if (IS_QLA2XXX_MIDTYPE(ha))
+               base_vha->mgmt_svr_loop_id = 10 + base_vha->vp_idx;
+       else
+               base_vha->mgmt_svr_loop_id = MANAGEMENT_SERVER +
+                                               base_vha->vp_idx;
+       if (IS_QLA2100(ha))
+               host->sg_tablesize = 32;
+       host->max_id = max_id;
+       host->this_id = 255;
+       host->cmd_per_lun = 3;
+       host->unique_id = host->host_no;
+       host->max_cmd_len = MAX_CMDSZ;
+       host->max_channel = MAX_BUSES - 1;
+       host->max_lun = MAX_LUNS;
+       host->transportt = qla2xxx_transport_template;
+
+       /* Set up the irqs */
+       ret = qla2x00_request_irqs(ha, rsp);
+       if (ret)
+               goto probe_failed;
+
+       /* Alloc arrays of request and response ring ptrs */
+       if (!qla2x00_alloc_queues(ha)) {
+               qla_printk(KERN_WARNING, ha,
+               "[ERROR] Failed to allocate memory for queue"
+               " pointers\n");
                goto probe_failed;
        }
+       ha->rsp_q_map[0] = rsp;
+       ha->req_q_map[0] = req;
+
+       if (ha->mqenable) {
+               ha->isp_ops->wrt_req_reg = qla25xx_wrt_req_reg;
+               ha->isp_ops->wrt_rsp_reg = qla25xx_wrt_rsp_reg;
+               ha->isp_ops->rd_req_reg = qla25xx_rd_req_reg;
+       }
 
-       if (qla2x00_initialize_adapter(ha)) {
+       if (qla2x00_initialize_adapter(base_vha)) {
                qla_printk(KERN_WARNING, ha,
                    "Failed to initialize adapter\n");
 
                DEBUG2(printk("scsi(%ld): Failed to initialize adapter - "
                    "Adapter flags %x.\n",
-                   ha->host_no, ha->device_flags));
+                   base_vha->host_no, base_vha->device_flags));
 
                ret = -ENODEV;
                goto probe_failed;
@@ -1701,7 +1888,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
         * Startup the kernel thread for this host adapter
         */
        ha->dpc_thread = kthread_create(qla2x00_do_dpc, ha,
-                       "%s_dpc", ha->host_str);
+                       "%s_dpc", base_vha->host_str);
        if (IS_ERR(ha->dpc_thread)) {
                qla_printk(KERN_WARNING, ha,
                    "Unable to start DPC thread!\n");
@@ -1709,28 +1896,17 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
                goto probe_failed;
        }
 
-       host->this_id = 255;
-       host->cmd_per_lun = 3;
-       host->unique_id = host->host_no;
-       host->max_cmd_len = MAX_CMDSZ;
-       host->max_channel = MAX_BUSES - 1;
-       host->max_lun = MAX_LUNS;
-       host->transportt = qla2xxx_transport_template;
-
-       ret = qla2x00_request_irqs(ha);
-       if (ret)
-               goto probe_failed;
+       list_add_tail(&base_vha->list, &ha->vp_list);
+       base_vha->host->irq = ha->pdev->irq;
 
        /* Initialized the timer */
-       qla2x00_start_timer(ha, qla2x00_timer, WATCH_INTERVAL);
+       qla2x00_start_timer(base_vha, qla2x00_timer, WATCH_INTERVAL);
 
        DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n",
-           ha->host_no, ha));
-
-       pci_set_drvdata(pdev, ha);
+           base_vha->host_no, ha));
 
-       ha->flags.init_done = 1;
-       ha->flags.online = 1;
+       base_vha->flags.init_done = 1;
+       base_vha->flags.online = 1;
 
        ret = scsi_add_host(host, &pdev->dev);
        if (ret)
@@ -1740,76 +1916,98 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
        scsi_scan_host(host);
 
-       qla2x00_alloc_sysfs_attr(ha);
+       qla2x00_alloc_sysfs_attr(base_vha);
 
-       qla2x00_init_host_attr(ha);
+       qla2x00_init_host_attr(base_vha);
 
-       qla2x00_dfs_setup(ha);
+       qla2x00_dfs_setup(base_vha);
 
        qla_printk(KERN_INFO, ha, "\n"
            " QLogic Fibre Channel HBA Driver: %s\n"
            "  QLogic %s - %s\n"
            "  ISP%04X: %s @ %s hdma%c, host#=%ld, fw=%s\n",
            qla2x00_version_str, ha->model_number,
-           ha->model_desc ? ha->model_desc: "", pdev->device,
-           ha->isp_ops->pci_info_str(ha, pci_info), pci_name(pdev),
-           ha->flags.enable_64bit_addressing ? '+': '-', ha->host_no,
-           ha->isp_ops->fw_version_str(ha, fw_str));
+           ha->model_desc ? ha->model_desc : "", pdev->device,
+           ha->isp_ops->pci_info_str(base_vha, pci_info), pci_name(pdev),
+           ha->flags.enable_64bit_addressing ? '+' : '-', base_vha->host_no,
+           ha->isp_ops->fw_version_str(base_vha, fw_str));
 
        return 0;
 
 probe_failed:
-       qla2x00_free_device(ha);
+       qla2x00_free_que(ha, req, rsp);
+       qla2x00_free_device(base_vha);
 
-       scsi_host_put(host);
+       scsi_host_put(base_vha->host);
 
-probe_disable_device:
-       pci_disable_device(pdev);
+probe_hw_failed:
+       if (ha->iobase)
+               iounmap(ha->iobase);
+
+       pci_release_selected_regions(ha->pdev, ha->bars);
+       kfree(ha);
+       ha = NULL;
 
 probe_out:
+       pci_disable_device(pdev);
        return ret;
 }
 
 static void
 qla2x00_remove_one(struct pci_dev *pdev)
 {
-       scsi_qla_host_t *ha, *vha, *temp;
+       scsi_qla_host_t *base_vha, *vha, *temp;
+       struct qla_hw_data  *ha;
 
-       ha = pci_get_drvdata(pdev);
+       base_vha = pci_get_drvdata(pdev);
+       ha = base_vha->hw;
 
-       list_for_each_entry_safe(vha, temp, &ha->vp_list, vp_list)
-               fc_vport_terminate(vha->fc_vport);
+       list_for_each_entry_safe(vha, temp, &ha->vp_list, list) {
+               if (vha && vha->fc_vport)
+                       fc_vport_terminate(vha->fc_vport);
+       }
 
-       set_bit(UNLOADING, &ha->dpc_flags);
+       set_bit(UNLOADING, &base_vha->dpc_flags);
 
-       qla2x00_dfs_remove(ha);
+       qla2x00_dfs_remove(base_vha);
 
-       qla84xx_put_chip(ha);
+       qla84xx_put_chip(base_vha);
 
-       qla2x00_free_sysfs_attr(ha);
+       qla2x00_free_sysfs_attr(base_vha);
 
-       fc_remove_host(ha->host);
+       fc_remove_host(base_vha->host);
 
-       scsi_remove_host(ha->host);
+       scsi_remove_host(base_vha->host);
 
-       qla2x00_free_device(ha);
+       qla2x00_free_device(base_vha);
 
-       scsi_host_put(ha->host);
+       scsi_host_put(base_vha->host);
+
+       if (ha->iobase)
+               iounmap(ha->iobase);
+
+       if (ha->mqiobase)
+               iounmap(ha->mqiobase);
+
+       pci_release_selected_regions(ha->pdev, ha->bars);
+       kfree(ha);
+       ha = NULL;
 
        pci_disable_device(pdev);
        pci_set_drvdata(pdev, NULL);
 }
 
 static void
-qla2x00_free_device(scsi_qla_host_t *ha)
+qla2x00_free_device(scsi_qla_host_t *vha)
 {
-       qla2x00_abort_all_cmds(ha, DID_NO_CONNECT << 16);
+       struct qla_hw_data *ha = vha->hw;
+       qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
 
        /* Disable timer */
-       if (ha->timer_active)
-               qla2x00_stop_timer(ha);
+       if (vha->timer_active)
+               qla2x00_stop_timer(vha);
 
-       ha->flags.online = 0;
+       vha->flags.online = 0;
 
        /* Kill the kernel thread for this host */
        if (ha->dpc_thread) {
@@ -1824,45 +2022,41 @@ qla2x00_free_device(scsi_qla_host_t *ha)
        }
 
        if (ha->flags.fce_enabled)
-               qla2x00_disable_fce_trace(ha, NULL, NULL);
+               qla2x00_disable_fce_trace(vha, NULL, NULL);
 
        if (ha->eft)
-               qla2x00_disable_eft_trace(ha);
+               qla2x00_disable_eft_trace(vha);
 
        /* Stop currently executing firmware. */
-       qla2x00_try_to_stop_firmware(ha);
+       qla2x00_try_to_stop_firmware(vha);
 
        /* turn-off interrupts on the card */
        if (ha->interrupts_on)
                ha->isp_ops->disable_intrs(ha);
 
-       qla2x00_mem_free(ha);
+       qla2x00_free_irqs(vha);
 
-       qla2x00_free_irqs(ha);
+       qla2x00_mem_free(ha);
 
-       /* release io space registers  */
-       if (ha->iobase)
-               iounmap(ha->iobase);
-       pci_release_selected_regions(ha->pdev, ha->bars);
+       qla2x00_free_queues(ha);
 }
 
 static inline void
-qla2x00_schedule_rport_del(struct scsi_qla_host *ha, fc_port_t *fcport,
+qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
     int defer)
 {
        struct fc_rport *rport;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
 
        if (!fcport->rport)
                return;
 
        rport = fcport->rport;
        if (defer) {
-               spin_lock_irq(ha->host->host_lock);
+               spin_lock_irq(vha->host->host_lock);
                fcport->drport = rport;
-               spin_unlock_irq(ha->host->host_lock);
-               set_bit(FCPORT_UPDATE_NEEDED, &pha->dpc_flags);
-               qla2xxx_wake_dpc(pha);
+               spin_unlock_irq(vha->host->host_lock);
+               set_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags);
+               qla2xxx_wake_dpc(vha);
        } else
                fc_remote_port_delete(rport);
 }
@@ -1876,13 +2070,14 @@ qla2x00_schedule_rport_del(struct scsi_qla_host *ha, fc_port_t *fcport,
  *
  * Context:
  */
-void qla2x00_mark_device_lost(scsi_qla_host_t *ha, fc_port_t *fcport,
+void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
     int do_login, int defer)
 {
        if (atomic_read(&fcport->state) == FCS_ONLINE &&
-           ha->vp_idx == fcport->vp_idx)
-               qla2x00_schedule_rport_del(ha, fcport, defer);
-
+           vha->vp_idx == fcport->vp_idx) {
+               atomic_set(&fcport->state, FCS_DEVICE_LOST);
+               qla2x00_schedule_rport_del(vha, fcport, defer);
+       }
        /*
         * We may need to retry the login, so don't change the state of the
         * port but do the retries.
@@ -1894,13 +2089,13 @@ void qla2x00_mark_device_lost(scsi_qla_host_t *ha, fc_port_t *fcport,
                return;
 
        if (fcport->login_retry == 0) {
-               fcport->login_retry = ha->login_retry_count;
-               set_bit(RELOGIN_NEEDED, &ha->dpc_flags);
+               fcport->login_retry = vha->hw->login_retry_count;
+               set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
 
                DEBUG(printk("scsi(%ld): Port login retry: "
                    "%02x%02x%02x%02x%02x%02x%02x%02x, "
                    "id = 0x%04x retry cnt=%d\n",
-                   ha->host_no,
+                   vha->host_no,
                    fcport->port_name[0],
                    fcport->port_name[1],
                    fcport->port_name[2],
@@ -1928,13 +2123,12 @@ void qla2x00_mark_device_lost(scsi_qla_host_t *ha, fc_port_t *fcport,
  * Context:
  */
 void
-qla2x00_mark_all_devices_lost(scsi_qla_host_t *ha, int defer)
+qla2x00_mark_all_devices_lost(scsi_qla_host_t *vha, int defer)
 {
        fc_port_t *fcport;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
 
-       list_for_each_entry(fcport, &pha->fcports, list) {
-               if (ha->vp_idx != fcport->vp_idx)
+       list_for_each_entry(fcport, &vha->vp_fcports, list) {
+               if (vha->vp_idx != fcport->vp_idx)
                        continue;
                /*
                 * No point in marking the device as lost, if the device is
@@ -1942,9 +2136,11 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *ha, int defer)
                 */
                if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
                        continue;
-               if (atomic_read(&fcport->state) == FCS_ONLINE)
-                       qla2x00_schedule_rport_del(ha, fcport, defer);
-               atomic_set(&fcport->state, FCS_DEVICE_LOST);
+               if (atomic_read(&fcport->state) == FCS_ONLINE) {
+                       atomic_set(&fcport->state, FCS_DEVICE_LOST);
+                       qla2x00_schedule_rport_del(vha, fcport, defer);
+               } else
+                       atomic_set(&fcport->state, FCS_DEVICE_LOST);
        }
 }
 
@@ -1957,105 +2153,153 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *ha, int defer)
 *      !0  = failure.
 */
 static int
-qla2x00_mem_alloc(scsi_qla_host_t *ha)
+qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
+       struct req_que **req, struct rsp_que **rsp)
 {
        char    name[16];
 
-       ha->request_ring = dma_alloc_coherent(&ha->pdev->dev,
-           (ha->request_q_length + 1) * sizeof(request_t), &ha->request_dma,
-           GFP_KERNEL);
-       if (!ha->request_ring)
-               goto fail;
-
-       ha->response_ring = dma_alloc_coherent(&ha->pdev->dev,
-           (ha->response_q_length + 1) * sizeof(response_t),
-           &ha->response_dma, GFP_KERNEL);
-       if (!ha->response_ring)
-               goto fail_free_request_ring;
-
-       ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE,
-           &ha->gid_list_dma, GFP_KERNEL);
-       if (!ha->gid_list)
-               goto fail_free_response_ring;
+       ha->init_cb_size = sizeof(init_cb_t);
+       if (IS_QLA2XXX_MIDTYPE(ha))
+               ha->init_cb_size = sizeof(struct mid_init_cb_24xx);
 
        ha->init_cb = dma_alloc_coherent(&ha->pdev->dev, ha->init_cb_size,
-           &ha->init_cb_dma, GFP_KERNEL);
+               &ha->init_cb_dma, GFP_KERNEL);
        if (!ha->init_cb)
-               goto fail_free_gid_list;
+               goto fail;
 
-       snprintf(name, sizeof(name), "%s_%ld", QLA2XXX_DRIVER_NAME,
-           ha->host_no);
-       ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
-           DMA_POOL_SIZE, 8, 0);
-       if (!ha->s_dma_pool)
+       ha->gid_list = dma_alloc_coherent(&ha->pdev->dev, GID_LIST_SIZE,
+               &ha->gid_list_dma, GFP_KERNEL);
+       if (!ha->gid_list)
                goto fail_free_init_cb;
 
        ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
        if (!ha->srb_mempool)
-               goto fail_free_s_dma_pool;
+               goto fail_free_gid_list;
 
        /* Get memory for cached NVRAM */
        ha->nvram = kzalloc(MAX_NVRAM_SIZE, GFP_KERNEL);
        if (!ha->nvram)
                goto fail_free_srb_mempool;
 
+       snprintf(name, sizeof(name), "%s_%d", QLA2XXX_DRIVER_NAME,
+               ha->pdev->device);
+       ha->s_dma_pool = dma_pool_create(name, &ha->pdev->dev,
+               DMA_POOL_SIZE, 8, 0);
+       if (!ha->s_dma_pool)
+               goto fail_free_nvram;
+
        /* Allocate memory for SNS commands */
        if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
-               /* Get consistent memory allocated for SNS commands */
+       /* Get consistent memory allocated for SNS commands */
                ha->sns_cmd = dma_alloc_coherent(&ha->pdev->dev,
-                   sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
+               sizeof(struct sns_cmd_pkt), &ha->sns_cmd_dma, GFP_KERNEL);
                if (!ha->sns_cmd)
-                       goto fail_free_nvram;
+                       goto fail_dma_pool;
        } else {
-               /* Get consistent memory allocated for MS IOCB */
+       /* Get consistent memory allocated for MS IOCB */
                ha->ms_iocb = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
-                   &ha->ms_iocb_dma);
+                       &ha->ms_iocb_dma);
                if (!ha->ms_iocb)
-                       goto fail_free_nvram;
-
-               /* Get consistent memory allocated for CT SNS commands */
+                       goto fail_dma_pool;
+       /* Get consistent memory allocated for CT SNS commands */
                ha->ct_sns = dma_alloc_coherent(&ha->pdev->dev,
-                   sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
+                       sizeof(struct ct_sns_pkt), &ha->ct_sns_dma, GFP_KERNEL);
                if (!ha->ct_sns)
                        goto fail_free_ms_iocb;
        }
 
-       return 0;
+       /* Allocate memory for request ring */
+       *req = kzalloc(sizeof(struct req_que), GFP_KERNEL);
+       if (!*req) {
+               DEBUG(printk("Unable to allocate memory for req\n"));
+               goto fail_req;
+       }
+       (*req)->length = req_len;
+       (*req)->ring = dma_alloc_coherent(&ha->pdev->dev,
+               ((*req)->length + 1) * sizeof(request_t),
+               &(*req)->dma, GFP_KERNEL);
+       if (!(*req)->ring) {
+               DEBUG(printk("Unable to allocate memory for req_ring\n"));
+               goto fail_req_ring;
+       }
+       /* Allocate memory for response ring */
+       *rsp = kzalloc(sizeof(struct rsp_que), GFP_KERNEL);
+       if (!*rsp) {
+               qla_printk(KERN_WARNING, ha,
+                       "Unable to allocate memory for rsp\n");
+               goto fail_rsp;
+       }
+       (*rsp)->hw = ha;
+       (*rsp)->length = rsp_len;
+       (*rsp)->ring = dma_alloc_coherent(&ha->pdev->dev,
+               ((*rsp)->length + 1) * sizeof(response_t),
+               &(*rsp)->dma, GFP_KERNEL);
+       if (!(*rsp)->ring) {
+               qla_printk(KERN_WARNING, ha,
+                       "Unable to allocate memory for rsp_ring\n");
+               goto fail_rsp_ring;
+       }
+       (*req)->rsp = *rsp;
+       (*rsp)->req = *req;
+       /* Allocate memory for NVRAM data for vports */
+       if (ha->nvram_npiv_size) {
+               ha->npiv_info = kzalloc(sizeof(struct qla_npiv_entry) *
+                                       ha->nvram_npiv_size, GFP_KERNEL);
+               if (!ha->npiv_info) {
+                       qla_printk(KERN_WARNING, ha,
+                               "Unable to allocate memory for npiv info\n");
+                       goto fail_npiv_info;
+               }
+       } else
+               ha->npiv_info = NULL;
 
+       INIT_LIST_HEAD(&ha->vp_list);
+       return 1;
+
+fail_npiv_info:
+       dma_free_coherent(&ha->pdev->dev, ((*rsp)->length + 1) *
+               sizeof(response_t), (*rsp)->ring, (*rsp)->dma);
+       (*rsp)->ring = NULL;
+       (*rsp)->dma = 0;
+fail_rsp_ring:
+       kfree(*rsp);
+fail_rsp:
+       dma_free_coherent(&ha->pdev->dev, ((*req)->length + 1) *
+               sizeof(request_t), (*req)->ring, (*req)->dma);
+       (*req)->ring = NULL;
+       (*req)->dma = 0;
+fail_req_ring:
+       kfree(*req);
+fail_req:
+       dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
+               ha->ct_sns, ha->ct_sns_dma);
+       ha->ct_sns = NULL;
+       ha->ct_sns_dma = 0;
 fail_free_ms_iocb:
        dma_pool_free(ha->s_dma_pool, ha->ms_iocb, ha->ms_iocb_dma);
        ha->ms_iocb = NULL;
        ha->ms_iocb_dma = 0;
+fail_dma_pool:
+       dma_pool_destroy(ha->s_dma_pool);
+       ha->s_dma_pool = NULL;
 fail_free_nvram:
        kfree(ha->nvram);
        ha->nvram = NULL;
 fail_free_srb_mempool:
        mempool_destroy(ha->srb_mempool);
        ha->srb_mempool = NULL;
-fail_free_s_dma_pool:
-       dma_pool_destroy(ha->s_dma_pool);
-       ha->s_dma_pool = NULL;
-fail_free_init_cb:
-       dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
-           ha->init_cb_dma);
-       ha->init_cb = NULL;
-       ha->init_cb_dma = 0;
 fail_free_gid_list:
        dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
-           ha->gid_list_dma);
+       ha->gid_list_dma);
        ha->gid_list = NULL;
        ha->gid_list_dma = 0;
-fail_free_response_ring:
-       dma_free_coherent(&ha->pdev->dev, (ha->response_q_length + 1) *
-           sizeof(response_t), ha->response_ring, ha->response_dma);
-       ha->response_ring = NULL;
-       ha->response_dma = 0;
-fail_free_request_ring:
-       dma_free_coherent(&ha->pdev->dev, (ha->request_q_length + 1) *
-           sizeof(request_t), ha->request_ring, ha->request_dma);
-       ha->request_ring = NULL;
-       ha->request_dma = 0;
+fail_free_init_cb:
+       dma_free_coherent(&ha->pdev->dev, ha->init_cb_size, ha->init_cb,
+       ha->init_cb_dma);
+       ha->init_cb = NULL;
+       ha->init_cb_dma = 0;
 fail:
+       DEBUG(printk("%s: Memory allocation failure\n", __func__));
        return -ENOMEM;
 }
 
@@ -2067,32 +2311,29 @@ fail:
 *      ha = adapter block pointer.
 */
 static void
-qla2x00_mem_free(scsi_qla_host_t *ha)
+qla2x00_mem_free(struct qla_hw_data *ha)
 {
-       struct list_head        *fcpl, *fcptemp;
-       fc_port_t       *fcport;
-
        if (ha->srb_mempool)
                mempool_destroy(ha->srb_mempool);
 
        if (ha->fce)
                dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
-                   ha->fce_dma);
+               ha->fce_dma);
 
        if (ha->fw_dump) {
                if (ha->eft)
                        dma_free_coherent(&ha->pdev->dev,
-                           ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma);
+                       ntohl(ha->fw_dump->eft_size), ha->eft, ha->eft_dma);
                vfree(ha->fw_dump);
        }
 
        if (ha->sns_cmd)
                dma_free_coherent(&ha->pdev->dev, sizeof(struct sns_cmd_pkt),
-                   ha->sns_cmd, ha->sns_cmd_dma);
+               ha->sns_cmd, ha->sns_cmd_dma);
 
        if (ha->ct_sns)
                dma_free_coherent(&ha->pdev->dev, sizeof(struct ct_sns_pkt),
-                   ha->ct_sns, ha->ct_sns_dma);
+               ha->ct_sns, ha->ct_sns_dma);
 
        if (ha->sfp_data)
                dma_pool_free(ha->s_dma_pool, ha->sfp_data, ha->sfp_data_dma);
@@ -2103,23 +2344,18 @@ qla2x00_mem_free(scsi_qla_host_t *ha)
        if (ha->s_dma_pool)
                dma_pool_destroy(ha->s_dma_pool);
 
-       if (ha->init_cb)
-               dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
-                   ha->init_cb, ha->init_cb_dma);
 
        if (ha->gid_list)
                dma_free_coherent(&ha->pdev->dev, GID_LIST_SIZE, ha->gid_list,
-                   ha->gid_list_dma);
+               ha->gid_list_dma);
 
-       if (ha->response_ring)
-               dma_free_coherent(&ha->pdev->dev,
-                   (ha->response_q_length + 1) * sizeof(response_t),
-                   ha->response_ring, ha->response_dma);
 
-       if (ha->request_ring)
-               dma_free_coherent(&ha->pdev->dev,
-                   (ha->request_q_length + 1) * sizeof(request_t),
-                   ha->request_ring, ha->request_dma);
+       if (ha->init_cb)
+               dma_free_coherent(&ha->pdev->dev, ha->init_cb_size,
+               ha->init_cb, ha->init_cb_dma);
+       vfree(ha->optrom_buffer);
+       kfree(ha->nvram);
+       kfree(ha->npiv_info);
 
        ha->srb_mempool = NULL;
        ha->eft = NULL;
@@ -2138,30 +2374,45 @@ qla2x00_mem_free(scsi_qla_host_t *ha)
        ha->gid_list = NULL;
        ha->gid_list_dma = 0;
 
-       ha->response_ring = NULL;
-       ha->response_dma = 0;
-       ha->request_ring = NULL;
-       ha->request_dma = 0;
+       ha->fw_dump = NULL;
+       ha->fw_dumped = 0;
+       ha->fw_dump_reading = 0;
+}
 
-       list_for_each_safe(fcpl, fcptemp, &ha->fcports) {
-               fcport = list_entry(fcpl, fc_port_t, list);
+struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *sht,
+                                               struct qla_hw_data *ha)
+{
+       struct Scsi_Host *host;
+       struct scsi_qla_host *vha = NULL;
 
-               /* fc ports */
-               list_del_init(&fcport->list);
-               kfree(fcport);
+       host = scsi_host_alloc(sht, sizeof(scsi_qla_host_t));
+       if (host == NULL) {
+               printk(KERN_WARNING
+               "qla2xxx: Couldn't allocate host from scsi layer!\n");
+               goto fail;
        }
-       INIT_LIST_HEAD(&ha->fcports);
 
-       ha->fw_dump = NULL;
-       ha->fw_dumped = 0;
-       ha->fw_dump_reading = 0;
+       /* Clear our data area */
+       vha = shost_priv(host);
+       memset(vha, 0, sizeof(scsi_qla_host_t));
 
-       vfree(ha->optrom_buffer);
-       kfree(ha->nvram);
+       vha->host = host;
+       vha->host_no = host->host_no;
+       vha->hw = ha;
+
+       INIT_LIST_HEAD(&vha->vp_fcports);
+       INIT_LIST_HEAD(&vha->work_list);
+       INIT_LIST_HEAD(&vha->list);
+
+       sprintf(vha->host_str, "%s_%ld", QLA2XXX_DRIVER_NAME, vha->host_no);
+       return vha;
+
+fail:
+       return vha;
 }
 
 static struct qla_work_evt *
-qla2x00_alloc_work(struct scsi_qla_host *ha, enum qla_work_type type,
+qla2x00_alloc_work(struct scsi_qla_host *vha, enum qla_work_type type,
     int locked)
 {
        struct qla_work_evt *e;
@@ -2178,79 +2429,117 @@ qla2x00_alloc_work(struct scsi_qla_host *ha, enum qla_work_type type,
 }
 
 static int
-qla2x00_post_work(struct scsi_qla_host *ha, struct qla_work_evt *e, int locked)
+qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e, int locked)
 {
        unsigned long uninitialized_var(flags);
-       scsi_qla_host_t *pha = to_qla_parent(ha);
+       struct qla_hw_data *ha = vha->hw;
 
        if (!locked)
-               spin_lock_irqsave(&pha->hardware_lock, flags);
-       list_add_tail(&e->list, &ha->work_list);
-       qla2xxx_wake_dpc(ha);
+               spin_lock_irqsave(&ha->hardware_lock, flags);
+       list_add_tail(&e->list, &vha->work_list);
+       qla2xxx_wake_dpc(vha);
        if (!locked)
-               spin_unlock_irqrestore(&pha->hardware_lock, flags);
+               spin_unlock_irqrestore(&ha->hardware_lock, flags);
        return QLA_SUCCESS;
 }
 
 int
-qla2x00_post_aen_work(struct scsi_qla_host *ha, enum fc_host_event_code code,
+qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
     u32 data)
 {
        struct qla_work_evt *e;
 
-       e = qla2x00_alloc_work(ha, QLA_EVT_AEN, 1);
+       e = qla2x00_alloc_work(vha, QLA_EVT_AEN, 1);
        if (!e)
                return QLA_FUNCTION_FAILED;
 
        e->u.aen.code = code;
        e->u.aen.data = data;
-       return qla2x00_post_work(ha, e, 1);
-}
-
-int
-qla2x00_post_hwe_work(struct scsi_qla_host *ha, uint16_t code, uint16_t d1,
-    uint16_t d2, uint16_t d3)
-{
-       struct qla_work_evt *e;
-
-       e = qla2x00_alloc_work(ha, QLA_EVT_HWE_LOG, 1);
-       if (!e)
-               return QLA_FUNCTION_FAILED;
-
-       e->u.hwe.code = code;
-       e->u.hwe.d1 = d1;
-       e->u.hwe.d2 = d2;
-       e->u.hwe.d3 = d3;
-       return qla2x00_post_work(ha, e, 1);
+       return qla2x00_post_work(vha, e, 1);
 }
 
 static void
-qla2x00_do_work(struct scsi_qla_host *ha)
+qla2x00_do_work(struct scsi_qla_host *vha)
 {
        struct qla_work_evt *e;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
+       struct qla_hw_data *ha = vha->hw;
 
-       spin_lock_irq(&pha->hardware_lock);
-       while (!list_empty(&ha->work_list)) {
-               e = list_entry(ha->work_list.next, struct qla_work_evt, list);
+       spin_lock_irq(&ha->hardware_lock);
+       while (!list_empty(&vha->work_list)) {
+               e = list_entry(vha->work_list.next, struct qla_work_evt, list);
                list_del_init(&e->list);
-               spin_unlock_irq(&pha->hardware_lock);
+               spin_unlock_irq(&ha->hardware_lock);
 
                switch (e->type) {
                case QLA_EVT_AEN:
-                       fc_host_post_event(ha->host, fc_get_event_number(),
+                       fc_host_post_event(vha->host, fc_get_event_number(),
                            e->u.aen.code, e->u.aen.data);
                        break;
-               case QLA_EVT_HWE_LOG:
-                       qla2xxx_hw_event_log(ha, e->u.hwe.code, e->u.hwe.d1,
-                           e->u.hwe.d2, e->u.hwe.d3);
-                       break;
                }
                if (e->flags & QLA_EVT_FLAG_FREE)
                        kfree(e);
-               spin_lock_irq(&pha->hardware_lock);
+               spin_lock_irq(&ha->hardware_lock);
+       }
+       spin_unlock_irq(&ha->hardware_lock);
+}
+/* Relogins all the fcports of a vport
+ * Context: dpc thread
+ */
+void qla2x00_relogin(struct scsi_qla_host *vha)
+{
+       fc_port_t       *fcport;
+       uint8_t         status;
+       uint16_t        next_loopid = 0;
+       struct qla_hw_data *ha = vha->hw;
+
+       list_for_each_entry(fcport, &vha->vp_fcports, list) {
+       /*
+        * If the port is not ONLINE then try to login
+        * to it if we haven't run out of retries.
+        */
+               if (atomic_read(&fcport->state) !=
+                       FCS_ONLINE && fcport->login_retry) {
+
+                       if (fcport->flags & FCF_FABRIC_DEVICE) {
+                               if (fcport->flags & FCF_TAPE_PRESENT)
+                                       ha->isp_ops->fabric_logout(vha,
+                                                       fcport->loop_id,
+                                                       fcport->d_id.b.domain,
+                                                       fcport->d_id.b.area,
+                                                       fcport->d_id.b.al_pa);
+
+                               status = qla2x00_fabric_login(vha, fcport,
+                                                       &next_loopid);
+                       } else
+                               status = qla2x00_local_device_login(vha,
+                                                               fcport);
+
+                       fcport->login_retry--;
+                       if (status == QLA_SUCCESS) {
+                               fcport->old_loop_id = fcport->loop_id;
+
+                               DEBUG(printk("scsi(%ld): port login OK: logged "
+                               "in ID 0x%x\n", vha->host_no, fcport->loop_id));
+
+                               qla2x00_update_fcport(vha, fcport);
+
+                       } else if (status == 1) {
+                               set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
+                               /* retry the login again */
+                               DEBUG(printk("scsi(%ld): Retrying"
+                               " %d login again loop_id 0x%x\n",
+                               vha->host_no, fcport->login_retry,
+                                               fcport->loop_id));
+                       } else {
+                               fcport->login_retry = 0;
+                       }
+
+                       if (fcport->login_retry == 0 && status != QLA_SUCCESS)
+                               fcport->loop_id = FC_NO_LOOP_ID;
+               }
+               if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
+                       break;
        }
-       spin_unlock_irq(&pha->hardware_lock);
 }
 
 /**************************************************************************
@@ -2270,15 +2559,11 @@ static int
 qla2x00_do_dpc(void *data)
 {
        int             rval;
-       scsi_qla_host_t *ha;
-       fc_port_t       *fcport;
-       uint8_t         status;
-       uint16_t        next_loopid;
-       struct scsi_qla_host *vha;
-       int             i;
+       scsi_qla_host_t *base_vha;
+       struct qla_hw_data *ha;
 
-
-       ha = (scsi_qla_host_t *)data;
+       ha = (struct qla_hw_data *)data;
+       base_vha = pci_get_drvdata(ha->pdev);
 
        set_user_nice(current, -20);
 
@@ -2292,10 +2577,10 @@ qla2x00_do_dpc(void *data)
                DEBUG3(printk("qla2x00: DPC handler waking up\n"));
 
                /* Initialization not yet finished. Don't do anything yet. */
-               if (!ha->flags.init_done)
+               if (!base_vha->flags.init_done)
                        continue;
 
-               DEBUG3(printk("scsi(%ld): DPC handler\n", ha->host_no));
+               DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no));
 
                ha->dpc_active = 1;
 
@@ -2304,149 +2589,98 @@ qla2x00_do_dpc(void *data)
                        continue;
                }
 
-               qla2x00_do_work(ha);
+               qla2x00_do_work(base_vha);
 
-               if (test_and_clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags)) {
+               if (test_and_clear_bit(ISP_ABORT_NEEDED,
+                                               &base_vha->dpc_flags)) {
 
                        DEBUG(printk("scsi(%ld): dpc: sched "
                            "qla2x00_abort_isp ha = %p\n",
-                           ha->host_no, ha));
+                           base_vha->host_no, ha));
                        if (!(test_and_set_bit(ABORT_ISP_ACTIVE,
-                           &ha->dpc_flags))) {
+                           &base_vha->dpc_flags))) {
 
-                               if (qla2x00_abort_isp(ha)) {
+                               if (qla2x00_abort_isp(base_vha)) {
                                        /* failed. retry later */
                                        set_bit(ISP_ABORT_NEEDED,
-                                           &ha->dpc_flags);
-                               }
-                               clear_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags);
-                       }
-
-                       for_each_mapped_vp_idx(ha, i) {
-                               list_for_each_entry(vha, &ha->vp_list,
-                                   vp_list) {
-                                       if (i == vha->vp_idx) {
-                                               set_bit(ISP_ABORT_NEEDED,
-                                                   &vha->dpc_flags);
-                                               break;
-                                       }
+                                           &base_vha->dpc_flags);
                                }
+                               clear_bit(ABORT_ISP_ACTIVE,
+                                               &base_vha->dpc_flags);
                        }
 
                        DEBUG(printk("scsi(%ld): dpc: qla2x00_abort_isp end\n",
-                           ha->host_no));
+                           base_vha->host_no));
                }
 
-               if (test_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags)) {
-                       qla2x00_update_fcports(ha);
-                       clear_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags);
+               if (test_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags)) {
+                       qla2x00_update_fcports(base_vha);
+                       clear_bit(FCPORT_UPDATE_NEEDED, &base_vha->dpc_flags);
                }
 
-               if (test_and_clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) &&
-                   (!(test_and_set_bit(RESET_ACTIVE, &ha->dpc_flags)))) {
+               if (test_and_clear_bit(RESET_MARKER_NEEDED,
+                                                       &base_vha->dpc_flags) &&
+                   (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
 
                        DEBUG(printk("scsi(%ld): qla2x00_reset_marker()\n",
-                           ha->host_no));
+                           base_vha->host_no));
 
-                       qla2x00_rst_aen(ha);
-                       clear_bit(RESET_ACTIVE, &ha->dpc_flags);
+                       qla2x00_rst_aen(base_vha);
+                       clear_bit(RESET_ACTIVE, &base_vha->dpc_flags);
                }
 
                /* Retry each device up to login retry count */
-               if ((test_and_clear_bit(RELOGIN_NEEDED, &ha->dpc_flags)) &&
-                   !test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) &&
-                   atomic_read(&ha->loop_state) != LOOP_DOWN) {
+               if ((test_and_clear_bit(RELOGIN_NEEDED,
+                                               &base_vha->dpc_flags)) &&
+                   !test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags) &&
+                   atomic_read(&base_vha->loop_state) != LOOP_DOWN) {
 
                        DEBUG(printk("scsi(%ld): qla2x00_port_login()\n",
-                           ha->host_no));
-
-                       next_loopid = 0;
-                       list_for_each_entry(fcport, &ha->fcports, list) {
-                               /*
-                                * If the port is not ONLINE then try to login
-                                * to it if we haven't run out of retries.
-                                */
-                               if (atomic_read(&fcport->state) != FCS_ONLINE &&
-                                   fcport->login_retry) {
-
-                                       if (fcport->flags & FCF_FABRIC_DEVICE) {
-                                               if (fcport->flags &
-                                                   FCF_TAPE_PRESENT)
-                                                       ha->isp_ops->fabric_logout(
-                                                           ha, fcport->loop_id,
-                                                           fcport->d_id.b.domain,
-                                                           fcport->d_id.b.area,
-                                                           fcport->d_id.b.al_pa);
-                                               status = qla2x00_fabric_login(
-                                                   ha, fcport, &next_loopid);
-                                       } else
-                                               status =
-                                                   qla2x00_local_device_login(
-                                                       ha, fcport);
-
-                                       fcport->login_retry--;
-                                       if (status == QLA_SUCCESS) {
-                                               fcport->old_loop_id = fcport->loop_id;
-
-                                               DEBUG(printk("scsi(%ld): port login OK: logged in ID 0x%x\n",
-                                                   ha->host_no, fcport->loop_id));
-
-                                               qla2x00_update_fcport(ha,
-                                                   fcport);
-                                       } else if (status == 1) {
-                                               set_bit(RELOGIN_NEEDED, &ha->dpc_flags);
-                                               /* retry the login again */
-                                               DEBUG(printk("scsi(%ld): Retrying %d login again loop_id 0x%x\n",
-                                                   ha->host_no,
-                                                   fcport->login_retry, fcport->loop_id));
-                                       } else {
-                                               fcport->login_retry = 0;
-                                       }
-                                       if (fcport->login_retry == 0 && status != QLA_SUCCESS)
-                                               fcport->loop_id = FC_NO_LOOP_ID;
-                               }
-                               if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
-                                       break;
-                       }
+                                       base_vha->host_no));
+                       qla2x00_relogin(base_vha);
+
                        DEBUG(printk("scsi(%ld): qla2x00_port_login - end\n",
-                           ha->host_no));
+                           base_vha->host_no));
                }
 
-               if (test_and_clear_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags)) {
+               if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
+                                                       &base_vha->dpc_flags)) {
 
                        DEBUG(printk("scsi(%ld): qla2x00_loop_resync()\n",
-                           ha->host_no));
+                               base_vha->host_no));
 
                        if (!(test_and_set_bit(LOOP_RESYNC_ACTIVE,
-                           &ha->dpc_flags))) {
+                           &base_vha->dpc_flags))) {
 
-                               rval = qla2x00_loop_resync(ha);
+                               rval = qla2x00_loop_resync(base_vha);
 
-                               clear_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags);
+                               clear_bit(LOOP_RESYNC_ACTIVE,
+                                               &base_vha->dpc_flags);
                        }
 
                        DEBUG(printk("scsi(%ld): qla2x00_loop_resync - end\n",
-                           ha->host_no));
+                           base_vha->host_no));
                }
 
-               if (test_bit(NPIV_CONFIG_NEEDED, &ha->dpc_flags) &&
-                   atomic_read(&ha->loop_state) == LOOP_READY) {
-                       clear_bit(NPIV_CONFIG_NEEDED, &ha->dpc_flags);
-                       qla2xxx_flash_npiv_conf(ha);
+               if (test_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags) &&
+                   atomic_read(&base_vha->loop_state) == LOOP_READY) {
+                       clear_bit(NPIV_CONFIG_NEEDED, &base_vha->dpc_flags);
+                       qla2xxx_flash_npiv_conf(base_vha);
                }
 
                if (!ha->interrupts_on)
                        ha->isp_ops->enable_intrs(ha);
 
-               if (test_and_clear_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags))
-                       ha->isp_ops->beacon_blink(ha);
+               if (test_and_clear_bit(BEACON_BLINK_NEEDED,
+                                       &base_vha->dpc_flags))
+                       ha->isp_ops->beacon_blink(base_vha);
 
-               qla2x00_do_dpc_all_vps(ha);
+               qla2x00_do_dpc_all_vps(base_vha);
 
                ha->dpc_active = 0;
        } /* End of while(1) */
 
-       DEBUG(printk("scsi(%ld): DPC handler exiting\n", ha->host_no));
+       DEBUG(printk("scsi(%ld): DPC handler exiting\n", base_vha->host_no));
 
        /*
         * Make sure that nobody tries to wake us up again.
@@ -2457,11 +2691,12 @@ qla2x00_do_dpc(void *data)
 }
 
 void
-qla2xxx_wake_dpc(scsi_qla_host_t *ha)
+qla2xxx_wake_dpc(struct scsi_qla_host *vha)
 {
+       struct qla_hw_data *ha = vha->hw;
        struct task_struct *t = ha->dpc_thread;
 
-       if (!test_bit(UNLOADING, &ha->dpc_flags) && t)
+       if (!test_bit(UNLOADING, &vha->dpc_flags) && t)
                wake_up_process(t);
 }
 
@@ -2473,26 +2708,26 @@ qla2xxx_wake_dpc(scsi_qla_host_t *ha)
 *      ha  = adapter block pointer.
 */
 static void
-qla2x00_rst_aen(scsi_qla_host_t *ha)
+qla2x00_rst_aen(scsi_qla_host_t *vha)
 {
-       if (ha->flags.online && !ha->flags.reset_active &&
-           !atomic_read(&ha->loop_down_timer) &&
-           !(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags))) {
+       if (vha->flags.online && !vha->flags.reset_active &&
+           !atomic_read(&vha->loop_down_timer) &&
+           !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))) {
                do {
-                       clear_bit(RESET_MARKER_NEEDED, &ha->dpc_flags);
+                       clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
 
                        /*
                         * Issue marker command only when we are going to start
                         * the I/O.
                         */
-                       ha->marker_needed = 1;
-               } while (!atomic_read(&ha->loop_down_timer) &&
-                   (test_bit(RESET_MARKER_NEEDED, &ha->dpc_flags)));
+                       vha->marker_needed = 1;
+               } while (!atomic_read(&vha->loop_down_timer) &&
+                   (test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags)));
        }
 }
 
 static void
-qla2x00_sp_free_dma(scsi_qla_host_t *ha, srb_t *sp)
+qla2x00_sp_free_dma(srb_t *sp)
 {
        struct scsi_cmnd *cmd = sp->cmd;
 
@@ -2504,11 +2739,11 @@ qla2x00_sp_free_dma(scsi_qla_host_t *ha, srb_t *sp)
 }
 
 void
-qla2x00_sp_compl(scsi_qla_host_t *ha, srb_t *sp)
+qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp)
 {
        struct scsi_cmnd *cmd = sp->cmd;
 
-       qla2x00_sp_free_dma(ha, sp);
+       qla2x00_sp_free_dma(sp);
 
        mempool_free(sp, ha->srb_mempool);
 
@@ -2524,7 +2759,7 @@ qla2x00_sp_compl(scsi_qla_host_t *ha, srb_t *sp)
 * Context: Interrupt
 ***************************************************************************/
 void
-qla2x00_timer(scsi_qla_host_t *ha)
+qla2x00_timer(scsi_qla_host_t *vha)
 {
        unsigned long   cpu_flags = 0;
        fc_port_t       *fcport;
@@ -2532,8 +2767,8 @@ qla2x00_timer(scsi_qla_host_t *ha)
        int             index;
        srb_t           *sp;
        int             t;
-       scsi_qla_host_t *pha = to_qla_parent(ha);
-
+       struct qla_hw_data *ha = vha->hw;
+       struct req_que *req;
        /*
         * Ports - Port down timer.
         *
@@ -2542,7 +2777,7 @@ qla2x00_timer(scsi_qla_host_t *ha)
         * the port it marked DEAD.
         */
        t = 0;
-       list_for_each_entry(fcport, &ha->fcports, list) {
+       list_for_each_entry(fcport, &vha->vp_fcports, list) {
                if (fcport->port_type != FCT_TARGET)
                        continue;
 
@@ -2556,7 +2791,7 @@ qla2x00_timer(scsi_qla_host_t *ha)
 
                        DEBUG(printk("scsi(%ld): fcport-%d - port retry count: "
                            "%d remaining\n",
-                           ha->host_no,
+                           vha->host_no,
                            t, atomic_read(&fcport->port_down_timer)));
                }
                t++;
@@ -2564,30 +2799,32 @@ qla2x00_timer(scsi_qla_host_t *ha)
 
 
        /* Loop down handler. */
-       if (atomic_read(&ha->loop_down_timer) > 0 &&
-           !(test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags)) && ha->flags.online) {
+       if (atomic_read(&vha->loop_down_timer) > 0 &&
+           !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
+               && vha->flags.online) {
 
-               if (atomic_read(&ha->loop_down_timer) ==
-                   ha->loop_down_abort_time) {
+               if (atomic_read(&vha->loop_down_timer) ==
+                   vha->loop_down_abort_time) {
 
                        DEBUG(printk("scsi(%ld): Loop Down - aborting the "
                            "queues before time expire\n",
-                           ha->host_no));
+                           vha->host_no));
 
-                       if (!IS_QLA2100(ha) && ha->link_down_timeout)
-                               atomic_set(&ha->loop_state, LOOP_DEAD);
+                       if (!IS_QLA2100(ha) && vha->link_down_timeout)
+                               atomic_set(&vha->loop_state, LOOP_DEAD);
 
                        /* Schedule an ISP abort to return any tape commands. */
                        /* NPIV - scan physical port only */
-                       if (!ha->parent) {
+                       if (!vha->vp_idx) {
                                spin_lock_irqsave(&ha->hardware_lock,
                                    cpu_flags);
+                               req = ha->req_q_map[0];
                                for (index = 1;
                                    index < MAX_OUTSTANDING_COMMANDS;
                                    index++) {
                                        fc_port_t *sfcp;
 
-                                       sp = ha->outstanding_cmds[index];
+                                       sp = req->outstanding_cmds[index];
                                        if (!sp)
                                                continue;
                                        sfcp = sp->fcport;
@@ -2595,63 +2832,63 @@ qla2x00_timer(scsi_qla_host_t *ha)
                                                continue;
 
                                        set_bit(ISP_ABORT_NEEDED,
-                                           &ha->dpc_flags);
+                                                       &vha->dpc_flags);
                                        break;
                                }
                                spin_unlock_irqrestore(&ha->hardware_lock,
-                                   cpu_flags);
+                                                               cpu_flags);
                        }
-                       set_bit(ABORT_QUEUES_NEEDED, &ha->dpc_flags);
+                       set_bit(ABORT_QUEUES_NEEDED, &vha->dpc_flags);
                        start_dpc++;
                }
 
                /* if the loop has been down for 4 minutes, reinit adapter */
-               if (atomic_dec_and_test(&ha->loop_down_timer) != 0) {
+               if (atomic_dec_and_test(&vha->loop_down_timer) != 0) {
                        DEBUG(printk("scsi(%ld): Loop down exceed 4 mins - "
                            "restarting queues.\n",
-                           ha->host_no));
+                           vha->host_no));
 
-                       set_bit(RESTART_QUEUES_NEEDED, &ha->dpc_flags);
+                       set_bit(RESTART_QUEUES_NEEDED, &vha->dpc_flags);
                        start_dpc++;
 
-                       if (!(ha->device_flags & DFLG_NO_CABLE) &&
-                           !ha->parent) {
+                       if (!(vha->device_flags & DFLG_NO_CABLE) &&
+                           !vha->vp_idx) {
                                DEBUG(printk("scsi(%ld): Loop down - "
                                    "aborting ISP.\n",
-                                   ha->host_no));
+                                   vha->host_no));
                                qla_printk(KERN_WARNING, ha,
                                    "Loop down - aborting ISP.\n");
 
-                               set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
+                               set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
                        }
                }
                DEBUG3(printk("scsi(%ld): Loop Down - seconds remaining %d\n",
-                   ha->host_no,
-                   atomic_read(&ha->loop_down_timer)));
+                   vha->host_no,
+                   atomic_read(&vha->loop_down_timer)));
        }
 
        /* Check if beacon LED needs to be blinked */
        if (ha->beacon_blink_led == 1) {
-               set_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags);
+               set_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags);
                start_dpc++;
        }
 
        /* Process any deferred work. */
-       if (!list_empty(&ha->work_list))
+       if (!list_empty(&vha->work_list))
                start_dpc++;
 
        /* Schedule the DPC routine if needed */
-       if ((test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) ||
-           test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) ||
-           test_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags) ||
+       if ((test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
+           test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
+           test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags) ||
            start_dpc ||
-           test_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) ||
-           test_bit(BEACON_BLINK_NEEDED, &ha->dpc_flags) ||
-           test_bit(VP_DPC_NEEDED, &ha->dpc_flags) ||
-           test_bit(RELOGIN_NEEDED, &ha->dpc_flags)))
-               qla2xxx_wake_dpc(pha);
+           test_bit(RESET_MARKER_NEEDED, &vha->dpc_flags) ||
+           test_bit(BEACON_BLINK_NEEDED, &vha->dpc_flags) ||
+           test_bit(VP_DPC_NEEDED, &vha->dpc_flags) ||
+           test_bit(RELOGIN_NEEDED, &vha->dpc_flags)))
+               qla2xxx_wake_dpc(vha);
 
-       qla2x00_restart_timer(ha, WATCH_INTERVAL);
+       qla2x00_restart_timer(vha, WATCH_INTERVAL);
 }
 
 /* Firmware interface routines. */
@@ -2683,8 +2920,9 @@ static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
 };
 
 struct fw_blob *
-qla2x00_request_firmware(scsi_qla_host_t *ha)
+qla2x00_request_firmware(scsi_qla_host_t *vha)
 {
+       struct qla_hw_data *ha = vha->hw;
        struct fw_blob *blob;
 
        blob = NULL;
@@ -2708,7 +2946,7 @@ qla2x00_request_firmware(scsi_qla_host_t *ha)
 
        if (request_firmware(&blob->fw, blob->name, &ha->pdev->dev)) {
                DEBUG2(printk("scsi(%ld): Failed to load firmware image "
-                   "(%s).\n", ha->host_no, blob->name));
+                   "(%s).\n", vha->host_no, blob->name));
                blob->fw = NULL;
                blob = NULL;
                goto out;
@@ -2753,7 +2991,8 @@ qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
        int risc_paused = 0;
        uint32_t stat;
        unsigned long flags;
-       scsi_qla_host_t *ha = pci_get_drvdata(pdev);
+       scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
+       struct qla_hw_data *ha = base_vha->hw;
        struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
        struct device_reg_24xx __iomem *reg24 = &ha->iobase->isp24;
 
@@ -2776,7 +3015,7 @@ qla2xxx_pci_mmio_enabled(struct pci_dev *pdev)
        if (risc_paused) {
                qla_printk(KERN_INFO, ha, "RISC paused -- mmio_enabled, "
                    "Dumping firmware!\n");
-               ha->isp_ops->fw_dump(ha, 0);
+               ha->isp_ops->fw_dump(base_vha, 0);
 
                return PCI_ERS_RESULT_NEED_RESET;
        } else
@@ -2787,7 +3026,8 @@ static pci_ers_result_t
 qla2xxx_pci_slot_reset(struct pci_dev *pdev)
 {
        pci_ers_result_t ret = PCI_ERS_RESULT_DISCONNECT;
-       scsi_qla_host_t *ha = pci_get_drvdata(pdev);
+       scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
+       struct qla_hw_data *ha = base_vha->hw;
        int rc;
 
        if (ha->mem_only)
@@ -2803,13 +3043,13 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev)
        }
        pci_set_master(pdev);
 
-       if (ha->isp_ops->pci_config(ha))
+       if (ha->isp_ops->pci_config(base_vha))
                return ret;
 
-       set_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags);
-       if (qla2x00_abort_isp(ha)== QLA_SUCCESS)
+       set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
+       if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS)
                ret =  PCI_ERS_RESULT_RECOVERED;
-       clear_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags);
+       clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
 
        return ret;
 }
@@ -2817,10 +3057,11 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev)
 static void
 qla2xxx_pci_resume(struct pci_dev *pdev)
 {
-       scsi_qla_host_t *ha = pci_get_drvdata(pdev);
+       scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
+       struct qla_hw_data *ha = base_vha->hw;
        int ret;
 
-       ret = qla2x00_wait_for_hba_online(ha);
+       ret = qla2x00_wait_for_hba_online(base_vha);
        if (ret != QLA_SUCCESS) {
                qla_printk(KERN_ERR, ha,
                    "the device failed to resume I/O "