Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull first round of SCSI updates from James "Jej B" Bottomley:
 "The patch set is mostly driver updates (qla4, qla2 [ISF support
  updates], lpfc, aacraid [dual firmware image support]) and a few bug
  fixes"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (47 commits)
  [SCSI] iscsi_tcp: support PF_MEMALLOC/__GFP_MEMALLOC
  [SCSI] libiscsi: avoid unnecessary multiple NULL assignments
  [SCSI] qla4xxx: Update driver version to 5.03.00-k8
  [SCSI] qla4xxx: Added print statements to display AENs
  [SCSI] qla4xxx: Use correct value for max flash node entries
  [SCSI] qla4xxx: Restrict logout from boot target session using session id
  [SCSI] qla4xxx: Use correct flash ddb offset for ISP40XX
  [SCSI] isci: add CONFIG_PM_SLEEP to suspend/resume functions
  [SCSI] scsi_dh_alua: Add module parameter to allow failover to non preferred path without STPG
  [SCSI] qla2xxx: Update the driver version to 8.05.00.03-k.
  [SCSI] qla2xxx: Obtain loopback iteration count from bsg request.
  [SCSI] qla2xxx: Add clarifying printk to thermal access fail cases.
  [SCSI] qla2xxx: Remove duplicated include form qla_isr.c
  [SCSI] qla2xxx: Enhancements to support ISPFx00.
  [SCSI] qla4xxx: Update driver version to 5.03.00-k7
  [SCSI] qla4xxx: Replace dev type macros with generic portal type macros
  [SCSI] scsi_transport_iscsi: Declare portal type string macros for generic use
  [SCSI] qla4xxx: Add flash node mgmt support
  [SCSI] libiscsi: export function iscsi_switch_str_param
  [SCSI] scsi_transport_iscsi: Add flash node mgmt support
  ...

MAINTAINERS

@@ -6236,7 +6236,7 @@ S:	Supported
 F:	drivers/scsi/pmcraid.*
 
 PMC SIERRA PM8001 DRIVER
-M:	jack_wang@usish.com
+M:	xjtuwjp@gmail.com
 M:	lindar_liu@usish.com
 L:	linux-scsi@vger.kernel.org
 S:	Supported

drivers/scsi/aacraid/aacraid.h

@@ -12,7 +12,7 @@
  *----------------------------------------------------------------------------*/
 
 #ifndef AAC_DRIVER_BUILD
-# define AAC_DRIVER_BUILD 30000
+# define AAC_DRIVER_BUILD 30200
 # define AAC_DRIVER_BRANCH "-ms"
 #endif
 #define MAXIMUM_NUM_CONTAINERS	32
@@ -1918,6 +1918,10 @@ extern struct aac_common aac_config;
 #define	MONITOR_PANIC			0x00000020
 #define	KERNEL_UP_AND_RUNNING		0x00000080
 #define	KERNEL_PANIC			0x00000100
+#define	FLASH_UPD_PENDING		0x00002000
+#define	FLASH_UPD_SUCCESS		0x00004000
+#define	FLASH_UPD_FAILED		0x00008000
+#define	FWUPD_TIMEOUT			(5 * 60)
 
 /*
  *	Doorbell bit defines

drivers/scsi/aacraid/comminit.c

@@ -214,7 +214,7 @@ int aac_send_shutdown(struct aac_dev * dev)
 	cmd = (struct aac_close *) fib_data(fibctx);
 
 	cmd->command = cpu_to_le32(VM_CloseAll);
-	cmd->cid = cpu_to_le32(0xffffffff);
+	cmd->cid = cpu_to_le32(0xfffffffe);
 
 	status = aac_fib_send(ContainerCommand,
 			  fibctx,

drivers/scsi/aacraid/src.c

@@ -702,6 +702,28 @@ int aac_srcv_init(struct aac_dev *dev)
 	if ((aac_reset_devices || reset_devices) &&
 		!aac_src_restart_adapter(dev, 0))
 		++restart;
+	/*
+	 *	Check to see if flash update is running.
+	 *	Wait for the adapter to be up and running. Wait up to 5 minutes
+	 */
+	status = src_readl(dev, MUnit.OMR);
+	if (status & FLASH_UPD_PENDING) {
+		start = jiffies;
+		do {
+			status = src_readl(dev, MUnit.OMR);
+			if (time_after(jiffies, start+HZ*FWUPD_TIMEOUT)) {
+				printk(KERN_ERR "%s%d: adapter flash update failed.\n",
+					dev->name, instance);
+				goto error_iounmap;
+			}
+		} while (!(status & FLASH_UPD_SUCCESS) &&
+			 !(status & FLASH_UPD_FAILED));
+		/* Delay 10 seconds.
+		 * Because right now FW is doing a soft reset,
+		 * do not read scratch pad register at this time
+		 */
+		ssleep(10);
+	}
 	/*
 	 *	Check to see if the board panic'd while booting.
 	 */
@@ -730,7 +752,9 @@ int aac_srcv_init(struct aac_dev *dev)
 	/*
 	 *	Wait for the adapter to be up and running. Wait up to 3 minutes
 	 */
-	while (!((status = src_readl(dev, MUnit.OMR)) & KERNEL_UP_AND_RUNNING)) {
+	while (!((status = src_readl(dev, MUnit.OMR)) &
+		KERNEL_UP_AND_RUNNING) ||
+		status == 0xffffffff) {
 		if ((restart &&
 		  (status & (KERNEL_PANIC|SELF_TEST_FAILED|MONITOR_PANIC))) ||
 		  time_after(jiffies, start+HZ*startup_timeout)) {

drivers/scsi/csiostor/csio_hw.c

@@ -3892,7 +3892,6 @@ csio_process_fwevtq_entry(struct csio_hw *hw, void *wr, uint32_t len,
 			  struct csio_fl_dma_buf *flb, void *priv)
 {
 	__u8 op;
-	__be64 *data;
 	void *msg = NULL;
 	uint32_t msg_len = 0;
 	bool msg_sg = 0;
@@ -3908,8 +3907,6 @@ csio_process_fwevtq_entry(struct csio_hw *hw, void *wr, uint32_t len,
 		msg = (void *) flb;
 		msg_len = flb->totlen;
 		msg_sg = 1;
-
-		data = (__be64 *) msg;
 	} else if (op == CPL_FW6_MSG || op == CPL_FW4_MSG) {
 
 		CSIO_INC_STATS(hw, n_cpl_fw6_msg);
@@ -3917,8 +3914,6 @@ csio_process_fwevtq_entry(struct csio_hw *hw, void *wr, uint32_t len,
 		msg = (void *)((uintptr_t)wr + sizeof(__be64));
 		msg_len = (op == CPL_FW6_MSG) ? sizeof(struct cpl_fw6_msg) :
 			   sizeof(struct cpl_fw4_msg);
-
-		data = (__be64 *) msg;
 	} else {
 		csio_warn(hw, "unexpected CPL %#x on FW event queue\n", op);
 		CSIO_INC_STATS(hw, n_cpl_unexp);

drivers/scsi/device_handler/scsi_dh_alua.c

@@ -232,13 +232,13 @@ static void stpg_endio(struct request *req, int error)
 	struct scsi_sense_hdr sense_hdr;
 	unsigned err = SCSI_DH_OK;
 
-	if (error || host_byte(req->errors) != DID_OK ||
-			msg_byte(req->errors) != COMMAND_COMPLETE) {
+	if (host_byte(req->errors) != DID_OK ||
+	    msg_byte(req->errors) != COMMAND_COMPLETE) {
 		err = SCSI_DH_IO;
 		goto done;
 	}
 
-	if (h->senselen > 0) {
+	if (req->sense_len > 0) {
 		err = scsi_normalize_sense(h->sense, SCSI_SENSE_BUFFERSIZE,
 					   &sense_hdr);
 		if (!err) {
@@ -255,7 +255,9 @@ static void stpg_endio(struct request *req, int error)
 			    ALUA_DH_NAME, sense_hdr.sense_key,
 			    sense_hdr.asc, sense_hdr.ascq);
 		err = SCSI_DH_IO;
-	}
+	} else if (error)
+		err = SCSI_DH_IO;
+
 	if (err == SCSI_DH_OK) {
 		h->state = TPGS_STATE_OPTIMIZED;
 		sdev_printk(KERN_INFO, h->sdev,
@@ -710,6 +712,10 @@ static int alua_set_params(struct scsi_device *sdev, const char *params)
 	return result;
 }
 
+static uint optimize_stpg;
+module_param(optimize_stpg, uint, S_IRUGO|S_IWUSR);
+MODULE_PARM_DESC(optimize_stpg, "Allow use of a non-optimized path, rather than sending a STPG, when implicit TPGS is supported (0=No,1=Yes). Default is 0.");
+
 /*
  * alua_activate - activate a path
  * @sdev: device on the path to be activated
@@ -731,6 +737,9 @@ static int alua_activate(struct scsi_device *sdev,
 	if (err != SCSI_DH_OK)
 		goto out;
 
+	if (optimize_stpg)
+		h->flags |= ALUA_OPTIMIZE_STPG;
+
 	if (h->tpgs & TPGS_MODE_EXPLICIT) {
 		switch (h->state) {
 		case TPGS_STATE_NONOPTIMIZED:

drivers/scsi/isci/init.c

@@ -721,7 +721,7 @@ static void isci_pci_remove(struct pci_dev *pdev)
 	}
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int isci_suspend(struct device *dev)
 {
 	struct pci_dev *pdev = to_pci_dev(dev);
@@ -770,18 +770,16 @@ static int isci_resume(struct device *dev)
 
 	return 0;
 }
+#endif
 
 static SIMPLE_DEV_PM_OPS(isci_pm_ops, isci_suspend, isci_resume);
-#endif
 
 static struct pci_driver isci_pci_driver = {
 	.name		= DRV_NAME,
 	.id_table	= isci_id_table,
 	.probe		= isci_pci_probe,
 	.remove		= isci_pci_remove,
-#ifdef CONFIG_PM
 	.driver.pm      = &isci_pm_ops,
-#endif
 };
 
 static __init int isci_init(void)

drivers/scsi/iscsi_tcp.c

@@ -370,17 +370,24 @@ static inline int iscsi_sw_tcp_xmit_qlen(struct iscsi_conn *conn)
 static int iscsi_sw_tcp_pdu_xmit(struct iscsi_task *task)
 {
 	struct iscsi_conn *conn = task->conn;
-	int rc;
+	unsigned long pflags = current->flags;
+	int rc = 0;
+
+	current->flags |= PF_MEMALLOC;
 
 	while (iscsi_sw_tcp_xmit_qlen(conn)) {
 		rc = iscsi_sw_tcp_xmit(conn);
-		if (rc == 0)
-			return -EAGAIN;
+		if (rc == 0) {
+			rc = -EAGAIN;
+			break;
+		}
 		if (rc < 0)
-			return rc;
+			break;
+		rc = 0;
 	}
 
-	return 0;
+	tsk_restore_flags(current, pflags, PF_MEMALLOC);
+	return rc;
 }
 
 /*
@@ -665,6 +672,7 @@ iscsi_sw_tcp_conn_bind(struct iscsi_cls_session *cls_session,
 	sk->sk_reuse = SK_CAN_REUSE;
 	sk->sk_sndtimeo = 15 * HZ; /* FIXME: make it configurable */
 	sk->sk_allocation = GFP_ATOMIC;
+	sk_set_memalloc(sk);
 
 	iscsi_sw_tcp_conn_set_callbacks(conn);
 	tcp_sw_conn->sendpage = tcp_sw_conn->sock->ops->sendpage;

drivers/scsi/libiscsi.c

@@ -507,7 +507,6 @@ static void iscsi_free_task(struct iscsi_task *task)
 	kfifo_in(&session->cmdpool.queue, (void*)&task, sizeof(void*));
 
 	if (sc) {
-		task->sc = NULL;
 		/* SCSI eh reuses commands to verify us */
 		sc->SCp.ptr = NULL;
 		/*
@@ -3142,7 +3141,7 @@ int iscsi_conn_bind(struct iscsi_cls_session *cls_session,
 }
 EXPORT_SYMBOL_GPL(iscsi_conn_bind);
 
-static int iscsi_switch_str_param(char **param, char *new_val_buf)
+int iscsi_switch_str_param(char **param, char *new_val_buf)
 {
 	char *new_val;
 
@@ -3159,6 +3158,7 @@ static int iscsi_switch_str_param(char **param, char *new_val_buf)
 	*param = new_val;
 	return 0;
 }
+EXPORT_SYMBOL_GPL(iscsi_switch_str_param);
 
 int iscsi_set_param(struct iscsi_cls_conn *cls_conn,
 		    enum iscsi_param param, char *buf, int buflen)

drivers/scsi/lpfc/lpfc_attr.c

@@ -692,7 +692,7 @@ lpfc_do_offline(struct lpfc_hba *phba, uint32_t type)
 	 */
 	for (i = 0; i < psli->num_rings; i++) {
 		pring = &psli->ring[i];
-		while (pring->txcmplq_cnt) {
+		while (!list_empty(&pring->txcmplq)) {
 			msleep(10);
 			if (cnt++ > 500) {  /* 5 secs */
 				lpfc_printf_log(phba,
@@ -2302,11 +2302,17 @@ static DEVICE_ATTR(lpfc_enable_npiv, S_IRUGO, lpfc_enable_npiv_show, NULL);
 LPFC_ATTR_R(fcf_failover_policy, 1, 1, 2,
 	"FCF Fast failover=1 Priority failover=2");
 
-int lpfc_enable_rrq;
+int lpfc_enable_rrq = 2;
 module_param(lpfc_enable_rrq, int, S_IRUGO);
 MODULE_PARM_DESC(lpfc_enable_rrq, "Enable RRQ functionality");
 lpfc_param_show(enable_rrq);
-lpfc_param_init(enable_rrq, 0, 0, 1);
+/*
+# lpfc_enable_rrq: Track XRI/OXID reuse after IO failures
+#	0x0 = disabled, XRI/OXID use not tracked.
+#	0x1 = XRI/OXID reuse is timed with ratov, RRQ sent.
+#	0x2 = XRI/OXID reuse is timed with ratov, No RRQ sent.
+*/
+lpfc_param_init(enable_rrq, 2, 0, 2);
 static DEVICE_ATTR(lpfc_enable_rrq, S_IRUGO, lpfc_enable_rrq_show, NULL);
 
 /*

drivers/scsi/lpfc/lpfc_crtn.h

@@ -106,6 +106,7 @@ void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
 void lpfc_cleanup(struct lpfc_vport *);
 void lpfc_disc_timeout(unsigned long);
 
+int lpfc_unregister_fcf_prep(struct lpfc_hba *);
 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
 struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
 void lpfc_worker_wake_up(struct lpfc_hba *);

drivers/scsi/lpfc/lpfc_els.c

@@ -484,6 +484,7 @@ lpfc_issue_reg_vfi(struct lpfc_vport *vport)
 	vport->port_state = LPFC_FABRIC_CFG_LINK;
 	memcpy(dmabuf->virt, &phba->fc_fabparam, sizeof(vport->fc_sparam));
 	lpfc_reg_vfi(mboxq, vport, dmabuf->phys);
+
 	mboxq->mbox_cmpl = lpfc_mbx_cmpl_reg_vfi;
 	mboxq->vport = vport;
 	mboxq->context1 = dmabuf;
@@ -700,6 +701,20 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 		}
 	}
 
+	/*
+	 * For FC we need to do some special processing because of the SLI
+	 * Port's default settings of the Common Service Parameters.
+	 */
+	if (phba->sli4_hba.lnk_info.lnk_tp == LPFC_LNK_TYPE_FC) {
+		/* If physical FC port changed, unreg VFI and ALL VPIs / RPIs */
+		if ((phba->sli_rev == LPFC_SLI_REV4) && fabric_param_changed)
+			lpfc_unregister_fcf_prep(phba);
+
+		/* This should just update the VFI CSPs*/
+		if (vport->fc_flag & FC_VFI_REGISTERED)
+			lpfc_issue_reg_vfi(vport);
+	}
+
 	if (fabric_param_changed &&
 		!(vport->fc_flag & FC_VPORT_NEEDS_REG_VPI)) {
 
@@ -6225,7 +6240,7 @@ lpfc_els_timeout_handler(struct lpfc_vport *vport)
 		spin_unlock_irq(&phba->hbalock);
 	}
 
-	if (phba->sli.ring[LPFC_ELS_RING].txcmplq_cnt)
+	if (!list_empty(&phba->sli.ring[LPFC_ELS_RING].txcmplq))
 		mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout);
 }
 
@@ -6279,7 +6294,6 @@ lpfc_els_flush_cmd(struct lpfc_vport *vport)
 			continue;
 
 		list_move_tail(&piocb->list, &completions);
-		pring->txq_cnt--;
 	}
 
 	list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) {
@@ -6339,7 +6353,6 @@ lpfc_els_flush_all_cmd(struct lpfc_hba  *phba)
 		    cmd->ulpCommand == CMD_ABORT_XRI_CN)
 			continue;
 		list_move_tail(&piocb->list, &completions);
-		pring->txq_cnt--;
 	}
 	list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) {
 		if (piocb->iocb_flag & LPFC_IO_LIBDFC)
@@ -8065,7 +8078,7 @@ lpfc_sli4_els_xri_aborted(struct lpfc_hba *phba,
 				rxid, 1);
 
 			/* Check if TXQ queue needs to be serviced */
-			if (pring->txq_cnt)
+			if (!(list_empty(&pring->txq)))
 				lpfc_worker_wake_up(phba);
 			return;
 		}

drivers/scsi/lpfc/lpfc_hbadisc.c

@@ -691,12 +691,15 @@ lpfc_work_done(struct lpfc_hba *phba)
 			/* Set the lpfc data pending flag */
 			set_bit(LPFC_DATA_READY, &phba->data_flags);
 		} else {
-			pring->flag &= ~LPFC_DEFERRED_RING_EVENT;
-			lpfc_sli_handle_slow_ring_event(phba, pring,
-							(status &
-							 HA_RXMASK));
+			if (phba->link_state >= LPFC_LINK_UP) {
+				pring->flag &= ~LPFC_DEFERRED_RING_EVENT;
+				lpfc_sli_handle_slow_ring_event(phba, pring,
+								(status &
+								HA_RXMASK));
+			}
 		}
-		if ((phba->sli_rev == LPFC_SLI_REV4) && pring->txq_cnt)
+		if ((phba->sli_rev == LPFC_SLI_REV4) &
+				 (!list_empty(&pring->txq)))
 			lpfc_drain_txq(phba);
 		/*
 		 * Turn on Ring interrupts
@@ -1792,6 +1795,8 @@ lpfc_sli4_fcf_rec_mbox_parse(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq,
 	virt_addr = mboxq->sge_array->addr[0];
 
 	shdr = (union lpfc_sli4_cfg_shdr *)virt_addr;
+	lpfc_sli_pcimem_bcopy(shdr, shdr,
+			      sizeof(union lpfc_sli4_cfg_shdr));
 	shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response);
 	shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response);
 	if (shdr_status || shdr_add_status) {
@@ -2888,6 +2893,11 @@ lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
 		lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 		goto out_free_mem;
 	}
+
+	/* If the VFI is already registered, there is nothing else to do */
+	if (vport->fc_flag & FC_VFI_REGISTERED)
+		goto out_free_mem;
+
 	/* The VPI is implicitly registered when the VFI is registered */
 	spin_lock_irq(shost->host_lock);
 	vport->vpi_state |= LPFC_VPI_REGISTERED;
@@ -2980,6 +2990,7 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, struct lpfc_mbx_read_top *la)
 	struct lpfc_dmabuf *mp;
 	int rc;
 	struct fcf_record *fcf_record;
+	uint32_t fc_flags = 0;
 
 	spin_lock_irq(&phba->hbalock);
 	switch (bf_get(lpfc_mbx_read_top_link_spd, la)) {
@@ -3011,11 +3022,8 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, struct lpfc_mbx_read_top *la)
 				"1309 Link Up Event npiv not supported in loop "
 				"topology\n");
 				/* Get Loop Map information */
-		if (bf_get(lpfc_mbx_read_top_il, la)) {
-			spin_lock(shost->host_lock);
-			vport->fc_flag |= FC_LBIT;
-			spin_unlock(shost->host_lock);
-		}
+		if (bf_get(lpfc_mbx_read_top_il, la))
+			fc_flags |= FC_LBIT;
 
 		vport->fc_myDID = bf_get(lpfc_mbx_read_top_alpa_granted, la);
 		i = la->lilpBde64.tus.f.bdeSize;
@@ -3064,12 +3072,16 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, struct lpfc_mbx_read_top *la)
 				phba->sli3_options |= LPFC_SLI3_NPIV_ENABLED;
 		}
 		vport->fc_myDID = phba->fc_pref_DID;
-		spin_lock(shost->host_lock);
-		vport->fc_flag |= FC_LBIT;
-		spin_unlock(shost->host_lock);
+		fc_flags |= FC_LBIT;
 	}
 	spin_unlock_irq(&phba->hbalock);
 
+	if (fc_flags) {
+		spin_lock_irq(shost->host_lock);
+		vport->fc_flag |= fc_flags;
+		spin_unlock_irq(shost->host_lock);
+	}
+
 	lpfc_linkup(phba);
 	sparam_mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
 	if (!sparam_mbox)
@@ -3237,8 +3249,7 @@ lpfc_mbx_cmpl_read_topology(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 		vport->fc_flag &= ~FC_BYPASSED_MODE;
 	spin_unlock_irq(shost->host_lock);
 
-	if ((phba->fc_eventTag  < la->eventTag) ||
-	    (phba->fc_eventTag == la->eventTag)) {
+	if (phba->fc_eventTag <= la->eventTag) {
 		phba->fc_stat.LinkMultiEvent++;
 		if (bf_get(lpfc_mbx_read_top_att_type, la) == LPFC_ATT_LINK_UP)
 			if (phba->fc_eventTag != 0)
@@ -3246,16 +3257,18 @@ lpfc_mbx_cmpl_read_topology(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 	}
 
 	phba->fc_eventTag = la->eventTag;
-	spin_lock_irq(&phba->hbalock);
-	if (bf_get(lpfc_mbx_read_top_mm, la))
-		phba->sli.sli_flag |= LPFC_MENLO_MAINT;
-	else
-		phba->sli.sli_flag &= ~LPFC_MENLO_MAINT;
-	spin_unlock_irq(&phba->hbalock);
+	if (phba->sli_rev < LPFC_SLI_REV4) {
+		spin_lock_irq(&phba->hbalock);
+		if (bf_get(lpfc_mbx_read_top_mm, la))
+			phba->sli.sli_flag |= LPFC_MENLO_MAINT;
+		else
+			phba->sli.sli_flag &= ~LPFC_MENLO_MAINT;
+		spin_unlock_irq(&phba->hbalock);
+	}
 
 	phba->link_events++;
 	if ((bf_get(lpfc_mbx_read_top_att_type, la) == LPFC_ATT_LINK_UP) &&
-	    (!bf_get(lpfc_mbx_read_top_mm, la))) {
+	    !(phba->sli.sli_flag & LPFC_MENLO_MAINT)) {
 		phba->fc_stat.LinkUp++;
 		if (phba->link_flag & LS_LOOPBACK_MODE) {
 			lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
@@ -3300,8 +3313,8 @@ lpfc_mbx_cmpl_read_topology(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 				bf_get(lpfc_mbx_read_top_fa, la));
 		lpfc_mbx_issue_link_down(phba);
 	}
-	if ((bf_get(lpfc_mbx_read_top_mm, la)) &&
-	    (bf_get(lpfc_mbx_read_top_att_type, la) == LPFC_ATT_LINK_UP)) {
+	if ((phba->sli.sli_flag & LPFC_MENLO_MAINT) &&
+	    ((bf_get(lpfc_mbx_read_top_att_type, la) == LPFC_ATT_LINK_UP))) {
 		if (phba->link_state != LPFC_LINK_DOWN) {
 			phba->fc_stat.LinkDown++;
 			lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
@@ -3329,8 +3342,9 @@ lpfc_mbx_cmpl_read_topology(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 		}
 	}
 
-	if (bf_get(lpfc_mbx_read_top_fa, la)) {
-		if (bf_get(lpfc_mbx_read_top_mm, la))
+	if ((phba->sli_rev < LPFC_SLI_REV4) &&
+	    bf_get(lpfc_mbx_read_top_fa, la)) {
+		if (phba->sli.sli_flag & LPFC_MENLO_MAINT)
 			lpfc_issue_clear_la(phba, vport);
 		lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
 				"1311 fa %d\n",
@@ -4354,7 +4368,6 @@ lpfc_no_rpi(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
 					   with an error */
 					list_move_tail(&iocb->list,
 						       &completions);
-					pring->txq_cnt--;
 				}
 			}
 			spin_unlock_irq(&phba->hbalock);
@@ -5055,7 +5068,6 @@ lpfc_free_tx(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
 		    (icmd->ulpCommand == CMD_XMIT_ELS_RSP64_CX)) {
 
 			list_move_tail(&iocb->list, &completions);
-			pring->txq_cnt--;
 		}
 	}
 

drivers/scsi/lpfc/lpfc_hw4.h

@@ -1958,6 +1958,9 @@ struct lpfc_mbx_init_vfi {
 
 struct lpfc_mbx_reg_vfi {
 	uint32_t word1;
+#define lpfc_reg_vfi_upd_SHIFT		29
+#define lpfc_reg_vfi_upd_MASK		0x00000001
+#define lpfc_reg_vfi_upd_WORD		word1
 #define lpfc_reg_vfi_vp_SHIFT		28
 #define lpfc_reg_vfi_vp_MASK		0x00000001
 #define lpfc_reg_vfi_vp_WORD		word1

drivers/scsi/lpfc/lpfc_init.c

@@ -839,7 +839,6 @@ lpfc_hba_down_post_s3(struct lpfc_hba *phba)
 		 * way, nothing should be on txcmplq as it will NEVER complete.
 		 */
 		list_splice_init(&pring->txcmplq, &completions);
-		pring->txcmplq_cnt = 0;
 		spin_unlock_irq(&phba->hbalock);
 
 		/* Cancel all the IOCBs from the completions list */
@@ -2915,9 +2914,9 @@ lpfc_sli4_xri_sgl_update(struct lpfc_hba *phba)
 			sglq_entry->state = SGL_FREED;
 			list_add_tail(&sglq_entry->list, &els_sgl_list);
 		}
-		spin_lock(&phba->hbalock);
+		spin_lock_irq(&phba->hbalock);
 		list_splice_init(&els_sgl_list, &phba->sli4_hba.lpfc_sgl_list);
-		spin_unlock(&phba->hbalock);
+		spin_unlock_irq(&phba->hbalock);
 	} else if (els_xri_cnt < phba->sli4_hba.els_xri_cnt) {
 		/* els xri-sgl shrinked */
 		xri_cnt = phba->sli4_hba.els_xri_cnt - els_xri_cnt;
@@ -3015,9 +3014,9 @@ lpfc_sli4_xri_sgl_update(struct lpfc_hba *phba)
 		psb->cur_iocbq.sli4_lxritag = lxri;
 		psb->cur_iocbq.sli4_xritag = phba->sli4_hba.xri_ids[lxri];
 	}
-	spin_lock(&phba->scsi_buf_list_lock);
+	spin_lock_irq(&phba->scsi_buf_list_lock);
 	list_splice_init(&scsi_sgl_list, &phba->lpfc_scsi_buf_list);
-	spin_unlock(&phba->scsi_buf_list_lock);
+	spin_unlock_irq(&phba->scsi_buf_list_lock);
 
 	return 0;
 
@@ -4003,6 +4002,52 @@ lpfc_sli4_perform_all_vport_cvl(struct lpfc_hba *phba)
 	lpfc_destroy_vport_work_array(phba, vports);
 }
 
+/**
+ * lpfc_sli4_perform_inuse_fcf_recovery - Perform inuse fcf recovery
+ * @vport: pointer to lpfc hba data structure.
+ *
+ * This routine is to perform FCF recovery when the in-use FCF either dead or
+ * got modified.
+ **/
+static void
+lpfc_sli4_perform_inuse_fcf_recovery(struct lpfc_hba *phba,
+				     struct lpfc_acqe_fip *acqe_fip)
+{
+	int rc;
+
+	spin_lock_irq(&phba->hbalock);
+	/* Mark the fast failover process in progress */
+	phba->fcf.fcf_flag |= FCF_DEAD_DISC;
+	spin_unlock_irq(&phba->hbalock);
+
+	lpfc_printf_log(phba, KERN_INFO, LOG_FIP | LOG_DISCOVERY,
+			"2771 Start FCF fast failover process due to in-use "
+			"FCF DEAD/MODIFIED event: evt_tag:x%x, index:x%x\n",
+			acqe_fip->event_tag, acqe_fip->index);
+	rc = lpfc_sli4_redisc_fcf_table(phba);
+	if (rc) {
+		lpfc_printf_log(phba, KERN_ERR, LOG_FIP | LOG_DISCOVERY,
+				"2772 Issue FCF rediscover mabilbox command "
+				"failed, fail through to FCF dead event\n");
+		spin_lock_irq(&phba->hbalock);
+		phba->fcf.fcf_flag &= ~FCF_DEAD_DISC;
+		spin_unlock_irq(&phba->hbalock);
+		/*
+		 * Last resort will fail over by treating this as a link
+		 * down to FCF registration.
+		 */
+		lpfc_sli4_fcf_dead_failthrough(phba);
+	} else {
+		/* Reset FCF roundrobin bmask for new discovery */
+		lpfc_sli4_clear_fcf_rr_bmask(phba);
+		/*
+		 * Handling fast FCF failover to a DEAD FCF event is
+		 * considered equalivant to receiving CVL to all vports.
+		 */
+		lpfc_sli4_perform_all_vport_cvl(phba);
+	}
+}
+
 /**
  * lpfc_sli4_async_fip_evt - Process the asynchronous FCoE FIP event
  * @phba: pointer to lpfc hba data structure.
@@ -4068,9 +4113,22 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba,
 			break;
 		}
 
-		/* If the FCF has been in discovered state, do nothing. */
-		if (phba->fcf.fcf_flag & FCF_SCAN_DONE) {
+		/* If FCF has been in discovered state, perform rediscovery
+		 * only if the FCF with the same index of the in-use FCF got
+		 * modified during normal operation. Otherwise, do nothing.
+		 */
+		if (phba->pport->port_state > LPFC_FLOGI) {
 			spin_unlock_irq(&phba->hbalock);
+			if (phba->fcf.current_rec.fcf_indx ==
+			    acqe_fip->index) {
+				lpfc_printf_log(phba, KERN_ERR, LOG_FIP,
+						"3300 In-use FCF (%d) "
+						"modified, perform FCF "
+						"rediscovery\n",
+						acqe_fip->index);
+				lpfc_sli4_perform_inuse_fcf_recovery(phba,
+								     acqe_fip);
+			}
 			break;
 		}
 		spin_unlock_irq(&phba->hbalock);
@@ -4123,39 +4181,7 @@ lpfc_sli4_async_fip_evt(struct lpfc_hba *phba,
 		 * is no longer valid as we are not in the middle of FCF
 		 * failover process already.
 		 */
-		spin_lock_irq(&phba->hbalock);
-		/* Mark the fast failover process in progress */
-		phba->fcf.fcf_flag |= FCF_DEAD_DISC;
-		spin_unlock_irq(&phba->hbalock);
-
-		lpfc_printf_log(phba, KERN_INFO, LOG_FIP | LOG_DISCOVERY,
-				"2771 Start FCF fast failover process due to "
-				"FCF DEAD event: evt_tag:x%x, fcf_index:x%x "
-				"\n", acqe_fip->event_tag, acqe_fip->index);
-		rc = lpfc_sli4_redisc_fcf_table(phba);
-		if (rc) {
-			lpfc_printf_log(phba, KERN_ERR, LOG_FIP |
-					LOG_DISCOVERY,
-					"2772 Issue FCF rediscover mabilbox "
-					"command failed, fail through to FCF "
-					"dead event\n");
-			spin_lock_irq(&phba->hbalock);
-			phba->fcf.fcf_flag &= ~FCF_DEAD_DISC;
-			spin_unlock_irq(&phba->hbalock);
-			/*
-			 * Last resort will fail over by treating this
-			 * as a link down to FCF registration.
-			 */
-			lpfc_sli4_fcf_dead_failthrough(phba);
-		} else {
-			/* Reset FCF roundrobin bmask for new discovery */
-			lpfc_sli4_clear_fcf_rr_bmask(phba);
-			/*
-			 * Handling fast FCF failover to a DEAD FCF event is
-			 * considered equalivant to receiving CVL to all vports.
-			 */
-			lpfc_sli4_perform_all_vport_cvl(phba);
-		}
+		lpfc_sli4_perform_inuse_fcf_recovery(phba, acqe_fip);
 		break;
 	case LPFC_FIP_EVENT_TYPE_CVL:
 		phba->fcoe_cvl_eventtag = acqe_fip->event_tag;

drivers/scsi/lpfc/lpfc_mbox.c

@@ -2126,32 +2126,40 @@ void
 lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys)
 {
 	struct lpfc_mbx_reg_vfi *reg_vfi;
+	struct lpfc_hba *phba = vport->phba;
 
 	memset(mbox, 0, sizeof(*mbox));
 	reg_vfi = &mbox->u.mqe.un.reg_vfi;
 	bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_VFI);
 	bf_set(lpfc_reg_vfi_vp, reg_vfi, 1);
 	bf_set(lpfc_reg_vfi_vfi, reg_vfi,
-	       vport->phba->sli4_hba.vfi_ids[vport->vfi]);
-	bf_set(lpfc_reg_vfi_fcfi, reg_vfi, vport->phba->fcf.fcfi);
-	bf_set(lpfc_reg_vfi_vpi, reg_vfi, vport->phba->vpi_ids[vport->vpi]);
+	       phba->sli4_hba.vfi_ids[vport->vfi]);
+	bf_set(lpfc_reg_vfi_fcfi, reg_vfi, phba->fcf.fcfi);
+	bf_set(lpfc_reg_vfi_vpi, reg_vfi, phba->vpi_ids[vport->vpi]);
 	memcpy(reg_vfi->wwn, &vport->fc_portname, sizeof(struct lpfc_name));
 	reg_vfi->wwn[0] = cpu_to_le32(reg_vfi->wwn[0]);
 	reg_vfi->wwn[1] = cpu_to_le32(reg_vfi->wwn[1]);
-	reg_vfi->e_d_tov = vport->phba->fc_edtov;
-	reg_vfi->r_a_tov = vport->phba->fc_ratov;
+	reg_vfi->e_d_tov = phba->fc_edtov;
+	reg_vfi->r_a_tov = phba->fc_ratov;
 	reg_vfi->bde.addrHigh = putPaddrHigh(phys);
 	reg_vfi->bde.addrLow = putPaddrLow(phys);
 	reg_vfi->bde.tus.f.bdeSize = sizeof(vport->fc_sparam);
 	reg_vfi->bde.tus.f.bdeFlags = BUFF_TYPE_BDE_64;
 	bf_set(lpfc_reg_vfi_nport_id, reg_vfi, vport->fc_myDID);
+
+	/* Only FC supports upd bit */
+	if ((phba->sli4_hba.lnk_info.lnk_tp == LPFC_LNK_TYPE_FC) &&
+	    (vport->fc_flag & FC_VFI_REGISTERED)) {
+		bf_set(lpfc_reg_vfi_vp, reg_vfi, 0);
+		bf_set(lpfc_reg_vfi_upd, reg_vfi, 1);
+	}
 	lpfc_printf_vlog(vport, KERN_INFO, LOG_MBOX,
 			"3134 Register VFI, mydid:x%x, fcfi:%d, "
 			" vfi:%d, vpi:%d, fc_pname:%x%x\n",
 			vport->fc_myDID,
-			vport->phba->fcf.fcfi,
-			vport->phba->sli4_hba.vfi_ids[vport->vfi],
-			vport->phba->vpi_ids[vport->vpi],
+			phba->fcf.fcfi,
+			phba->sli4_hba.vfi_ids[vport->vfi],
+			phba->vpi_ids[vport->vpi],
 			reg_vfi->wwn[0], reg_vfi->wwn[1]);
 }
 

drivers/scsi/lpfc/lpfc_nportdisc.c

@@ -226,7 +226,6 @@ lpfc_els_abort(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
 		if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) {
 			/* It matches, so deque and call compl with anp error */
 			list_move_tail(&iocb->list, &completions);
-			pring->txq_cnt--;
 		}
 	}
 

drivers/scsi/lpfc/lpfc_scsi.c

@@ -732,7 +732,7 @@ lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *phba,
 		psb = container_of(iocbq, struct lpfc_scsi_buf, cur_iocbq);
 		psb->exch_busy = 0;
 		spin_unlock_irqrestore(&phba->hbalock, iflag);
-		if (pring->txq_cnt)
+		if (!list_empty(&pring->txq))
 			lpfc_worker_wake_up(phba);
 		return;
 
@@ -885,9 +885,9 @@ lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *phba)
 	int num_posted, rc = 0;
 
 	/* get all SCSI buffers need to repost to a local list */
-	spin_lock(&phba->scsi_buf_list_lock);
+	spin_lock_irq(&phba->scsi_buf_list_lock);
 	list_splice_init(&phba->lpfc_scsi_buf_list, &post_sblist);
-	spin_unlock(&phba->scsi_buf_list_lock);
+	spin_unlock_irq(&phba->scsi_buf_list_lock);
 
 	/* post the list of scsi buffer sgls to port if available */
 	if (!list_empty(&post_sblist)) {
@@ -4246,7 +4246,7 @@ static __inline__ void lpfc_poll_rearm_timer(struct lpfc_hba * phba)
 	unsigned long  poll_tmo_expires =
 		(jiffies + msecs_to_jiffies(phba->cfg_poll_tmo));
 
-	if (phba->sli.ring[LPFC_FCP_RING].txcmplq_cnt)
+	if (!list_empty(&phba->sli.ring[LPFC_FCP_RING].txcmplq))
 		mod_timer(&phba->fcp_poll_timer,
 			  poll_tmo_expires);
 }

drivers/scsi/lpfc/lpfc_sli.c

@@ -873,14 +873,16 @@ lpfc_set_rrq_active(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp,
 				xritag, rxid, ndlp->nlp_DID, send_rrq);
 		return -EINVAL;
 	}
-	rrq->send_rrq = send_rrq;
+	if (phba->cfg_enable_rrq == 1)
+		rrq->send_rrq = send_rrq;
+	else
+		rrq->send_rrq = 0;
 	rrq->xritag = xritag;
 	rrq->rrq_stop_time = jiffies + HZ * (phba->fc_ratov + 1);
 	rrq->ndlp = ndlp;
 	rrq->nlp_DID = ndlp->nlp_DID;
 	rrq->vport = ndlp->vport;
 	rrq->rxid = rxid;
-	rrq->send_rrq = send_rrq;
 	spin_lock_irqsave(&phba->hbalock, iflags);
 	empty = list_empty(&phba->active_rrq_list);
 	list_add_tail(&rrq->list, &phba->active_rrq_list);
@@ -1009,6 +1011,18 @@ __lpfc_sli_release_iocbq_s4(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
 	else
 		sglq = __lpfc_clear_active_sglq(phba, iocbq->sli4_lxritag);
 
+	/*
+	** This should have been removed from the txcmplq before calling
+	** iocbq_release. The normal completion
+	** path should have already done the list_del_init.
+	*/
+	if (unlikely(!list_empty(&iocbq->list))) {
+		if (iocbq->iocb_flag & LPFC_IO_ON_TXCMPLQ)
+			iocbq->iocb_flag &= ~LPFC_IO_ON_TXCMPLQ;
+		list_del_init(&iocbq->list);
+	}
+
+
 	if (sglq)  {
 		if ((iocbq->iocb_flag & LPFC_EXCHANGE_BUSY) &&
 			(sglq->state != SGL_XRI_ABORTED)) {
@@ -1025,7 +1039,7 @@ __lpfc_sli_release_iocbq_s4(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
 				&phba->sli4_hba.lpfc_sgl_list);
 
 			/* Check if TXQ queue needs to be serviced */
-			if (pring->txq_cnt)
+			if (!list_empty(&pring->txq))
 				lpfc_worker_wake_up(phba);
 		}
 	}
@@ -1056,6 +1070,14 @@ __lpfc_sli_release_iocbq_s3(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
 {
 	size_t start_clean = offsetof(struct lpfc_iocbq, iocb);
 
+	/*
+	** This should have been removed from the txcmplq before calling
+	** iocbq_release. The normal completion
+	** path should have already done the list_del_init.
+	*/
+	if (unlikely(!list_empty(&iocbq->list)))
+		list_del_init(&iocbq->list);
+
 	/*
 	 * Clean all volatile data fields, preserve iotag and node struct.
 	 */
@@ -1122,7 +1144,6 @@ lpfc_sli_cancel_iocbs(struct lpfc_hba *phba, struct list_head *iocblist,
 
 	while (!list_empty(iocblist)) {
 		list_remove_head(iocblist, piocb, struct lpfc_iocbq, list);
-
 		if (!piocb->iocb_cmpl)
 			lpfc_sli_release_iocbq(phba, piocb);
 		else {
@@ -1310,9 +1331,6 @@ lpfc_sli_ringtxcmpl_put(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 {
 	list_add_tail(&piocb->list, &pring->txcmplq);
 	piocb->iocb_flag |= LPFC_IO_ON_TXCMPLQ;
-	pring->txcmplq_cnt++;
-	if (pring->txcmplq_cnt > pring->txcmplq_max)
-		pring->txcmplq_max = pring->txcmplq_cnt;
 
 	if ((unlikely(pring->ringno == LPFC_ELS_RING)) &&
 	   (piocb->iocb.ulpCommand != CMD_ABORT_XRI_CN) &&
@@ -1344,8 +1362,6 @@ lpfc_sli_ringtx_get(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
 	struct lpfc_iocbq *cmd_iocb;
 
 	list_remove_head((&pring->txq), cmd_iocb, struct lpfc_iocbq, list);
-	if (cmd_iocb != NULL)
-		pring->txq_cnt--;
 	return cmd_iocb;
 }
 
@@ -1614,8 +1630,9 @@ lpfc_sli_resume_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
 	 *  (c) link attention events can be processed (fcp ring only)
 	 *  (d) IOCB processing is not blocked by the outstanding mbox command.
 	 */
-	if (pring->txq_cnt &&
-	    lpfc_is_link_up(phba) &&
+
+	if (lpfc_is_link_up(phba) &&
+	    (!list_empty(&pring->txq)) &&
 	    (pring->ringno != phba->sli.fcp_ring ||
 	     phba->sli.sli_flag & LPFC_PROCESS_LA)) {
 
@@ -2612,7 +2629,6 @@ lpfc_sli_iocbq_lookup(struct lpfc_hba *phba,
 		cmd_iocb = phba->sli.iocbq_lookup[iotag];
 		list_del_init(&cmd_iocb->list);
 		if (cmd_iocb->iocb_flag & LPFC_IO_ON_TXCMPLQ) {
-			pring->txcmplq_cnt--;
 			cmd_iocb->iocb_flag &= ~LPFC_IO_ON_TXCMPLQ;
 		}
 		return cmd_iocb;
@@ -2650,7 +2666,6 @@ lpfc_sli_iocbq_lookup_by_tag(struct lpfc_hba *phba,
 			/* remove from txcmpl queue list */
 			list_del_init(&cmd_iocb->list);
 			cmd_iocb->iocb_flag &= ~LPFC_IO_ON_TXCMPLQ;
-			pring->txcmplq_cnt--;
 			return cmd_iocb;
 		}
 	}
@@ -3499,7 +3514,6 @@ lpfc_sli_abort_iocb_ring(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
 	 */
 	spin_lock_irq(&phba->hbalock);
 	list_splice_init(&pring->txq, &completions);
-	pring->txq_cnt = 0;
 
 	/* Next issue ABTS for everything on the txcmplq */
 	list_for_each_entry_safe(iocb, next_iocb, &pring->txcmplq, list)
@@ -3536,11 +3550,9 @@ lpfc_sli_flush_fcp_rings(struct lpfc_hba *phba)
 	spin_lock_irq(&phba->hbalock);
 	/* Retrieve everything on txq */
 	list_splice_init(&pring->txq, &txq);
-	pring->txq_cnt = 0;
 
 	/* Retrieve everything on the txcmplq */
 	list_splice_init(&pring->txcmplq, &txcmplq);
-	pring->txcmplq_cnt = 0;
 
 	/* Indicate the I/O queues are flushed */
 	phba->hba_flag |= HBA_FCP_IOQ_FLUSH;
@@ -5988,9 +6000,9 @@ lpfc_sli4_repost_els_sgl_list(struct lpfc_hba *phba)
 	LIST_HEAD(post_sgl_list);
 	LIST_HEAD(free_sgl_list);
 
-	spin_lock(&phba->hbalock);
+	spin_lock_irq(&phba->hbalock);
 	list_splice_init(&phba->sli4_hba.lpfc_sgl_list, &allc_sgl_list);
-	spin_unlock(&phba->hbalock);
+	spin_unlock_irq(&phba->hbalock);
 
 	list_for_each_entry_safe(sglq_entry, sglq_entry_next,
 				 &allc_sgl_list, list) {
@@ -6091,10 +6103,10 @@ lpfc_sli4_repost_els_sgl_list(struct lpfc_hba *phba)
 
 	/* push els sgls posted to the availble list */
 	if (!list_empty(&post_sgl_list)) {
-		spin_lock(&phba->hbalock);
+		spin_lock_irq(&phba->hbalock);
 		list_splice_init(&post_sgl_list,
 				 &phba->sli4_hba.lpfc_sgl_list);
-		spin_unlock(&phba->hbalock);
+		spin_unlock_irq(&phba->hbalock);
 	} else {
 		lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
 				"3161 Failure to post els sgl to port.\n");
@@ -7615,7 +7627,6 @@ __lpfc_sli_ringtx_put(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 {
 	/* Insert the caller's iocb in the txq tail for later processing. */
 	list_add_tail(&piocb->list, &pring->txq);
-	pring->txq_cnt++;
 }
 
 /**
@@ -8387,7 +8398,7 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number,
 		    piocb->iocb.ulpCommand == CMD_CLOSE_XRI_CN)
 			sglq = NULL;
 		else {
-			if (pring->txq_cnt) {
+			if (!list_empty(&pring->txq)) {
 				if (!(flag & SLI_IOCB_RET_IOCB)) {
 					__lpfc_sli_ringtx_put(phba,
 						pring, piocb);
@@ -9055,7 +9066,6 @@ lpfc_sli_host_down(struct lpfc_vport *vport)
 			if (iocb->vport != vport)
 				continue;
 			list_move_tail(&iocb->list, &completions);
-			pring->txq_cnt--;
 		}
 
 		/* Next issue ABTS for everything on the txcmplq */
@@ -9124,8 +9134,6 @@ lpfc_sli_hba_down(struct lpfc_hba *phba)
 		 * given to the FW yet.
 		 */
 		list_splice_init(&pring->txq, &completions);
-		pring->txq_cnt = 0;
-
 	}
 	spin_unlock_irqrestore(&phba->hbalock, flags);
 
@@ -9966,6 +9974,9 @@ lpfc_sli_issue_iocb_wait(struct lpfc_hba *phba,
 	long timeleft, timeout_req = 0;
 	int retval = IOCB_SUCCESS;
 	uint32_t creg_val;
+	struct lpfc_iocbq *iocb;
+	int txq_cnt = 0;
+	int txcmplq_cnt = 0;
 	struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING];
 	/*
 	 * If the caller has provided a response iocbq buffer, then context2
@@ -10013,9 +10024,17 @@ lpfc_sli_issue_iocb_wait(struct lpfc_hba *phba,
 			retval = IOCB_TIMEDOUT;
 		}
 	} else if (retval == IOCB_BUSY) {
-		lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
-			"2818 Max IOCBs %d txq cnt %d txcmplq cnt %d\n",
-			phba->iocb_cnt, pring->txq_cnt, pring->txcmplq_cnt);
+		if (phba->cfg_log_verbose & LOG_SLI) {
+			list_for_each_entry(iocb, &pring->txq, list) {
+				txq_cnt++;
+			}
+			list_for_each_entry(iocb, &pring->txcmplq, list) {
+				txcmplq_cnt++;
+			}
+			lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
+				"2818 Max IOCBs %d txq cnt %d txcmplq cnt %d\n",
+				phba->iocb_cnt, txq_cnt, txcmplq_cnt);
+		}
 		return retval;
 	} else {
 		lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
@@ -11298,16 +11317,25 @@ lpfc_sli4_sp_handle_els_wcqe(struct lpfc_hba *phba, struct lpfc_queue *cq,
 	struct lpfc_iocbq *irspiocbq;
 	unsigned long iflags;
 	struct lpfc_sli_ring *pring = cq->pring;
+	int txq_cnt = 0;
+	int txcmplq_cnt = 0;
+	int fcp_txcmplq_cnt = 0;
 
 	/* Get an irspiocbq for later ELS response processing use */
 	irspiocbq = lpfc_sli_get_iocbq(phba);
 	if (!irspiocbq) {
+		if (!list_empty(&pring->txq))
+			txq_cnt++;
+		if (!list_empty(&pring->txcmplq))
+			txcmplq_cnt++;
+		if (!list_empty(&phba->sli.ring[LPFC_FCP_RING].txcmplq))
+			fcp_txcmplq_cnt++;
 		lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
 			"0387 NO IOCBQ data: txq_cnt=%d iocb_cnt=%d "
 			"fcp_txcmplq_cnt=%d, els_txcmplq_cnt=%d\n",
-			pring->txq_cnt, phba->iocb_cnt,
-			phba->sli.ring[LPFC_FCP_RING].txcmplq_cnt,
-			phba->sli.ring[LPFC_ELS_RING].txcmplq_cnt);
+			txq_cnt, phba->iocb_cnt,
+			fcp_txcmplq_cnt,
+			txcmplq_cnt);
 		return false;
 	}
 
@@ -15482,11 +15510,18 @@ lpfc_check_next_fcf_pri_level(struct lpfc_hba *phba)
 			LPFC_SLI4_FCF_TBL_INDX_MAX);
 	lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
 			"3060 Last IDX %d\n", last_index);
-	if (list_empty(&phba->fcf.fcf_pri_list)) {
+
+	/* Verify the priority list has 2 or more entries */
+	spin_lock_irq(&phba->hbalock);
+	if (list_empty(&phba->fcf.fcf_pri_list) ||
+	    list_is_singular(&phba->fcf.fcf_pri_list)) {
+		spin_unlock_irq(&phba->hbalock);
 		lpfc_printf_log(phba, KERN_ERR, LOG_FIP,
 			"3061 Last IDX %d\n", last_index);
 		return 0; /* Empty rr list */
 	}
+	spin_unlock_irq(&phba->hbalock);
+
 	next_fcf_pri = 0;
 	/*
 	 * Clear the rr_bmask and set all of the bits that are at this
@@ -16245,14 +16280,19 @@ lpfc_drain_txq(struct lpfc_hba *phba)
 	char *fail_msg = NULL;
 	struct lpfc_sglq *sglq;
 	union lpfc_wqe wqe;
+	int txq_cnt = 0;
 
 	spin_lock_irqsave(&phba->hbalock, iflags);
-	if (pring->txq_cnt > pring->txq_max)
-		pring->txq_max = pring->txq_cnt;
+	list_for_each_entry(piocbq, &pring->txq, list) {
+		txq_cnt++;
+	}
+
+	if (txq_cnt > pring->txq_max)
+		pring->txq_max = txq_cnt;
 
 	spin_unlock_irqrestore(&phba->hbalock, iflags);
 
-	while (pring->txq_cnt) {
+	while (!list_empty(&pring->txq)) {
 		spin_lock_irqsave(&phba->hbalock, iflags);
 
 		piocbq = lpfc_sli_ringtx_get(phba, pring);
@@ -16260,7 +16300,7 @@ lpfc_drain_txq(struct lpfc_hba *phba)
 			spin_unlock_irqrestore(&phba->hbalock, iflags);
 			lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
 				"2823 txq empty and txq_cnt is %d\n ",
-				pring->txq_cnt);
+				txq_cnt);
 			break;
 		}
 		sglq = __lpfc_sli_get_sglq(phba, piocbq);
@@ -16269,6 +16309,7 @@ lpfc_drain_txq(struct lpfc_hba *phba)
 			spin_unlock_irqrestore(&phba->hbalock, iflags);
 			break;
 		}
+		txq_cnt--;
 
 		/* The xri and iocb resources secured,
 		 * attempt to issue request
@@ -16300,5 +16341,5 @@ lpfc_drain_txq(struct lpfc_hba *phba)
 	lpfc_sli_cancel_iocbs(phba, &completions, IOSTAT_LOCAL_REJECT,
 				IOERR_SLI_ABORTED);
 
-	return pring->txq_cnt;
+	return txq_cnt;
 }

drivers/scsi/lpfc/lpfc_version.h

@@ -18,7 +18,7 @@
  * included with this package.                                     *
  *******************************************************************/
 
-#define LPFC_DRIVER_VERSION "8.3.37"
+#define LPFC_DRIVER_VERSION "8.3.38"
 #define LPFC_DRIVER_NAME		"lpfc"
 
 /* Used for SLI 2/3 */

drivers/scsi/qla2xxx/Makefile

@@ -1,6 +1,6 @@
 qla2xxx-y := qla_os.o qla_init.o qla_mbx.o qla_iocb.o qla_isr.o qla_gs.o \
 		qla_dbg.o qla_sup.o qla_attr.o qla_mid.o qla_dfs.o qla_bsg.o \
-        qla_nx.o qla_target.o
+        qla_nx.o qla_mr.o qla_target.o
 
 obj-$(CONFIG_SCSI_QLA_FC) += qla2xxx.o
 obj-$(CONFIG_TCM_QLA2XXX) += tcm_qla2xxx.o

drivers/scsi/qla2xxx/qla_attr.c

@@ -888,7 +888,10 @@ qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
 	struct qla_hw_data *ha = vha->hw;
 	uint32_t sn;
 
-	if (IS_FWI2_CAPABLE(ha)) {
+	if (IS_QLAFX00(vha->hw)) {
+		return snprintf(buf, PAGE_SIZE, "%s\n",
+		    vha->hw->mr.serial_num);
+	} else if (IS_FWI2_CAPABLE(ha)) {
 		qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
 		return snprintf(buf, PAGE_SIZE, "%s\n", buf);
 	}
@@ -912,6 +915,11 @@ qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
 {
 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 	struct qla_hw_data *ha = vha->hw;
+
+	if (IS_QLAFX00(vha->hw))
+		return snprintf(buf, PAGE_SIZE, "%s\n",
+		    vha->hw->mr.hw_version);
+
 	return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
 	    ha->product_id[0], ha->product_id[1], ha->product_id[2],
 	    ha->product_id[3]);
@@ -922,6 +930,11 @@ qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
 			char *buf)
 {
 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+	if (IS_QLAFX00(vha->hw))
+		return snprintf(buf, PAGE_SIZE, "%s\n",
+		    vha->hw->mr.product_name);
+
 	return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
 }
 
@@ -1304,6 +1317,12 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
 	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
 	int rval = QLA_FUNCTION_FAILED;
 	uint16_t state[5];
+	uint32_t pstate;
+
+	if (IS_QLAFX00(vha->hw)) {
+		pstate = qlafx00_fw_state_show(dev, attr, buf);
+		return snprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
+	}
 
 	if (qla2x00_reset_active(vha))
 		ql_log(ql_log_warn, vha, 0x707c,
@@ -1454,6 +1473,11 @@ qla2x00_get_host_speed(struct Scsi_Host *shost)
 					(shost_priv(shost)))->hw;
 	u32 speed = FC_PORTSPEED_UNKNOWN;
 
+	if (IS_QLAFX00(ha)) {
+		qlafx00_get_host_speed(shost);
+		return;
+	}
+
 	switch (ha->link_data_rate) {
 	case PORT_SPEED_1GB:
 		speed = FC_PORTSPEED_1GBIT;
@@ -1637,6 +1661,9 @@ qla2x00_issue_lip(struct Scsi_Host *shost)
 {
 	scsi_qla_host_t *vha = shost_priv(shost);
 
+	if (IS_QLAFX00(vha->hw))
+		return 0;
+
 	qla2x00_loop_reset(vha);
 	return 0;
 }
@@ -1655,6 +1682,9 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
 	pfc_host_stat = &vha->fc_host_stat;
 	memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
 
+	if (IS_QLAFX00(vha->hw))
+		goto done;
+
 	if (test_bit(UNLOADING, &vha->dpc_flags))
 		goto done;
 
@@ -2087,6 +2117,9 @@ qla2x00_init_host_attr(scsi_qla_host_t *vha)
 		    FC_PORTSPEED_1GBIT;
 	else if (IS_QLA23XX(ha))
 		speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
+	else if (IS_QLAFX00(ha))
+		speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
+		    FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
 	else
 		speed = FC_PORTSPEED_1GBIT;
 	fc_host_supported_speeds(vha->host) = speed;

drivers/scsi/qla2xxx/qla_bsg.c

@@ -30,14 +30,31 @@ qla2x00_bsg_sp_free(void *data, void *ptr)
 	struct scsi_qla_host *vha = sp->fcport->vha;
 	struct fc_bsg_job *bsg_job = sp->u.bsg_job;
 	struct qla_hw_data *ha = vha->hw;
+	struct qla_mt_iocb_rqst_fx00 *piocb_rqst;
 
-	dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
-	    bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
+	if (sp->type == SRB_FXIOCB_BCMD) {
+		piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *)
+		    &bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
 
-	dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
-	    bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
+		if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID)
+			dma_unmap_sg(&ha->pdev->dev,
+			    bsg_job->request_payload.sg_list,
+			    bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
+
+		if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID)
+			dma_unmap_sg(&ha->pdev->dev,
+			    bsg_job->reply_payload.sg_list,
+			    bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
+	} else {
+		dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
+		    bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
+
+		dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
+		    bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
+	}
 
 	if (sp->type == SRB_CT_CMD ||
+	    sp->type == SRB_FXIOCB_BCMD ||
 	    sp->type == SRB_ELS_CMD_HST)
 		kfree(sp->fcport);
 	qla2x00_rel_sp(vha, sp);
@@ -751,6 +768,8 @@ qla2x00_process_loopback(struct fc_bsg_job *bsg_job)
 	elreq.transfer_size = req_data_len;
 
 	elreq.options = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
+	elreq.iteration_count =
+	    bsg_job->request->rqst_data.h_vendor.vendor_cmd[2];
 
 	if (atomic_read(&vha->loop_state) == LOOP_READY &&
 	    (ha->current_topology == ISP_CFG_F ||
@@ -1882,6 +1901,128 @@ done:
 	return 0;
 }
 
+static int
+qlafx00_mgmt_cmd(struct fc_bsg_job *bsg_job)
+{
+	struct Scsi_Host *host = bsg_job->shost;
+	scsi_qla_host_t *vha = shost_priv(host);
+	struct qla_hw_data *ha = vha->hw;
+	int rval = (DRIVER_ERROR << 16);
+	struct qla_mt_iocb_rqst_fx00 *piocb_rqst;
+	srb_t *sp;
+	int req_sg_cnt = 0, rsp_sg_cnt = 0;
+	struct fc_port *fcport;
+	char  *type = "FC_BSG_HST_FX_MGMT";
+
+	/* Copy the IOCB specific information */
+	piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *)
+	    &bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
+
+	/* Dump the vendor information */
+	ql_dump_buffer(ql_dbg_user + ql_dbg_verbose , vha, 0x70cf,
+	    (uint8_t *)piocb_rqst, sizeof(struct qla_mt_iocb_rqst_fx00));
+
+	if (!vha->flags.online) {
+		ql_log(ql_log_warn, vha, 0x70d0,
+		    "Host is not online.\n");
+		rval = -EIO;
+		goto done;
+	}
+
+	if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) {
+		req_sg_cnt = dma_map_sg(&ha->pdev->dev,
+		    bsg_job->request_payload.sg_list,
+		    bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
+		if (!req_sg_cnt) {
+			ql_log(ql_log_warn, vha, 0x70c7,
+			    "dma_map_sg return %d for request\n", req_sg_cnt);
+			rval = -ENOMEM;
+			goto done;
+		}
+	}
+
+	if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID) {
+		rsp_sg_cnt = dma_map_sg(&ha->pdev->dev,
+		    bsg_job->reply_payload.sg_list,
+		    bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
+		if (!rsp_sg_cnt) {
+			ql_log(ql_log_warn, vha, 0x70c8,
+			    "dma_map_sg return %d for reply\n", rsp_sg_cnt);
+			rval = -ENOMEM;
+			goto done_unmap_req_sg;
+		}
+	}
+
+	ql_dbg(ql_dbg_user, vha, 0x70c9,
+	    "request_sg_cnt: %x dma_request_sg_cnt: %x reply_sg_cnt:%x "
+	    "dma_reply_sg_cnt: %x\n", bsg_job->request_payload.sg_cnt,
+	    req_sg_cnt, bsg_job->reply_payload.sg_cnt, rsp_sg_cnt);
+
+	/* Allocate a dummy fcport structure, since functions preparing the
+	 * IOCB and mailbox command retrieves port specific information
+	 * from fcport structure. For Host based ELS commands there will be
+	 * no fcport structure allocated
+	 */
+	fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
+	if (!fcport) {
+		ql_log(ql_log_warn, vha, 0x70ca,
+		    "Failed to allocate fcport.\n");
+		rval = -ENOMEM;
+		goto done_unmap_rsp_sg;
+	}
+
+	/* Alloc SRB structure */
+	sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
+	if (!sp) {
+		ql_log(ql_log_warn, vha, 0x70cb,
+		    "qla2x00_get_sp failed.\n");
+		rval = -ENOMEM;
+		goto done_free_fcport;
+	}
+
+	/* Initialize all required  fields of fcport */
+	fcport->vha = vha;
+	fcport->loop_id = piocb_rqst->dataword;
+
+	sp->type = SRB_FXIOCB_BCMD;
+	sp->name = "bsg_fx_mgmt";
+	sp->iocbs = qla24xx_calc_ct_iocbs(req_sg_cnt + rsp_sg_cnt);
+	sp->u.bsg_job = bsg_job;
+	sp->free = qla2x00_bsg_sp_free;
+	sp->done = qla2x00_bsg_job_done;
+
+	ql_dbg(ql_dbg_user, vha, 0x70cc,
+	    "bsg rqst type: %s fx_mgmt_type: %x id=%x\n",
+	    type, piocb_rqst->func_type, fcport->loop_id);
+
+	rval = qla2x00_start_sp(sp);
+	if (rval != QLA_SUCCESS) {
+		ql_log(ql_log_warn, vha, 0x70cd,
+		    "qla2x00_start_sp failed=%d.\n", rval);
+		mempool_free(sp, ha->srb_mempool);
+		rval = -EIO;
+		goto done_free_fcport;
+	}
+	return rval;
+
+done_free_fcport:
+	kfree(fcport);
+
+done_unmap_rsp_sg:
+	if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID)
+		dma_unmap_sg(&ha->pdev->dev,
+		    bsg_job->reply_payload.sg_list,
+		    bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
+done_unmap_req_sg:
+	if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID)
+		dma_unmap_sg(&ha->pdev->dev,
+		    bsg_job->request_payload.sg_list,
+		    bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
+
+done:
+	return rval;
+}
+
 static int
 qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job)
 {
@@ -1928,6 +2069,8 @@ qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job)
 	case QL_VND_DIAG_IO_CMD:
 		return qla24xx_process_bidir_cmd(bsg_job);
 
+	case QL_VND_FX00_MGMT_CMD:
+		return qlafx00_mgmt_cmd(bsg_job);
 	default:
 		return -ENOSYS;
 	}
@@ -2007,7 +2150,8 @@ qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
 			sp = req->outstanding_cmds[cnt];
 			if (sp) {
 				if (((sp->type == SRB_CT_CMD) ||
-					(sp->type == SRB_ELS_CMD_HST))
+					(sp->type == SRB_ELS_CMD_HST) ||
+					(sp->type == SRB_FXIOCB_BCMD))
 					&& (sp->u.bsg_job == bsg_job)) {
 					spin_unlock_irqrestore(&ha->hardware_lock, flags);
 					if (ha->isp_ops->abort_command(sp)) {

drivers/scsi/qla2xxx/qla_bsg.h

@@ -22,6 +22,7 @@
 #define QL_VND_DIAG_IO_CMD	0x0A
 #define QL_VND_WRITE_I2C	0x10
 #define QL_VND_READ_I2C		0x11
+#define QL_VND_FX00_MGMT_CMD	0x12
 
 /* BSG Vendor specific subcode returns */
 #define EXT_STATUS_OK			0

drivers/scsi/qla2xxx/qla_dbg.c

@@ -11,28 +11,31 @@
  * ----------------------------------------------------------------------
  * |             Level            |   Last Value Used  |     Holes	|
  * ----------------------------------------------------------------------
- * | Module Init and Probe        |       0x0126       | 0x4b,0xba,0xfa |
- * | Mailbox commands             |       0x115b       | 0x111a-0x111b  |
- * |                              |                    | 0x112c-0x112e  |
- * |                              |                    | 0x113a         |
+ * | Module Init and Probe        |       0x014f       | 0x4b,0xba,0xfa |
+ * | Mailbox commands             |       0x1179       | 0x111a-0x111b  |
  * |                              |                    | 0x1155-0x1158  |
- * | Device Discovery             |       0x2087       | 0x2020-0x2022, |
+ * | Device Discovery             |       0x2095       | 0x2020-0x2022, |
  * |                              |                    | 0x2016         |
- * | Queue Command and IO tracing |       0x3031       | 0x3006-0x300b  |
+ * | Queue Command and IO tracing |       0x3058       | 0x3006-0x300b  |
  * |                              |                    | 0x3027-0x3028  |
- * |                              |                    | 0x302d-0x302e  |
- * | DPC Thread                   |       0x401d       | 0x4002,0x4013  |
- * | Async Events                 |       0x5071       | 0x502b-0x502f  |
+ * |                              |                    | 0x303d-0x3041  |
+ * |                              |                    | 0x302d,0x3033  |
+ * |                              |                    | 0x3036,0x3038  |
+ * |                              |                    | 0x303a		|
+ * | DPC Thread                   |       0x4022       | 0x4002,0x4013  |
+ * | Async Events                 |       0x5081       | 0x502b-0x502f  |
  * |                              |                    | 0x5047,0x5052  |
+ * |                              |                    | 0x5040,0x5075  |
  * | Timer Routines               |       0x6011       |                |
- * | User Space Interactions      |       0x70c4       | 0x7018,0x702e, |
+ * | User Space Interactions      |       0x70dd       | 0x7018,0x702e, |
  * |                              |                    | 0x7020,0x7024, |
  * |                              |                    | 0x7039,0x7045, |
  * |                              |                    | 0x7073-0x7075, |
- * |                              |                    | 0x708c,        |
+ * |                              |                    | 0x707b,0x708c, |
  * |                              |                    | 0x70a5,0x70a6, |
  * |                              |                    | 0x70a8,0x70ab, |
- * |                              |                    | 0x70ad-0x70ae  |
+ * |                              |                    | 0x70ad-0x70ae, |
+ * |                              |                    | 0x70d1-0x70da  |
  * | Task Management              |       0x803c       | 0x8025-0x8026  |
  * |                              |                    | 0x800b,0x8039  |
  * | AER/EEH                      |       0x9011       |		|

drivers/scsi/qla2xxx/qla_def.h

@@ -245,7 +245,6 @@
 
 #define MAX_CMDSZ	16		/* SCSI maximum CDB size. */
 #include "qla_fw.h"
-
 /*
  * Timeout timer counts in seconds
  */
@@ -265,6 +264,7 @@
 #define RESPONSE_ENTRY_CNT_2300		512	/* Number of response entries.*/
 #define RESPONSE_ENTRY_CNT_MQ		128	/* Number of response entries.*/
 #define ATIO_ENTRY_CNT_24XX		4096	/* Number of ATIO entries. */
+#define RESPONSE_ENTRY_CNT_FX00		256     /* Number of response entries.*/
 
 struct req_que;
 
@@ -284,6 +284,7 @@ struct sd_dif_tuple {
 struct srb_cmd {
 	struct scsi_cmnd *cmd;		/* Linux SCSI command pkt */
 	uint32_t request_sense_length;
+	uint32_t fw_sense_length;
 	uint8_t *request_sense_ptr;
 	void *ctx;
 };
@@ -321,7 +322,39 @@ struct srb_iocb {
 			uint32_t flags;
 			uint32_t lun;
 			uint32_t data;
+			struct completion comp;
+			uint32_t comp_status;
 		} tmf;
+		struct {
+#define SRB_FXDISC_REQ_DMA_VALID	BIT_0
+#define SRB_FXDISC_RESP_DMA_VALID	BIT_1
+#define SRB_FXDISC_REQ_DWRD_VALID	BIT_2
+#define SRB_FXDISC_RSP_DWRD_VALID	BIT_3
+#define FXDISC_TIMEOUT 20
+			uint8_t flags;
+			uint32_t req_len;
+			uint32_t rsp_len;
+			void *req_addr;
+			void *rsp_addr;
+			dma_addr_t req_dma_handle;
+			dma_addr_t rsp_dma_handle;
+			uint32_t adapter_id;
+			uint32_t adapter_id_hi;
+			uint32_t req_func_type;
+			uint32_t req_data;
+			uint32_t req_data_extra;
+			uint32_t result;
+			uint32_t seq_number;
+			uint32_t fw_flags;
+			struct completion fxiocb_comp;
+			uint32_t reserved_0;
+			uint8_t reserved_1;
+		} fxiocb;
+		struct {
+			uint32_t cmd_hndl;
+			uint32_t comp_status;
+			struct completion comp;
+		} abt;
 	} u;
 
 	struct timer_list timer;
@@ -338,6 +371,10 @@ struct srb_iocb {
 #define SRB_TM_CMD	7
 #define SRB_SCSI_CMD	8
 #define SRB_BIDI_CMD	9
+#define SRB_FXIOCB_DCMD	10
+#define SRB_FXIOCB_BCMD	11
+#define SRB_ABT_CMD	12
+
 
 typedef struct srb {
 	atomic_t ref_count;
@@ -368,6 +405,10 @@ typedef struct srb {
 	(sp->u.scmd.request_sense_ptr)
 #define SET_CMD_SENSE_PTR(sp, ptr) \
 	(sp->u.scmd.request_sense_ptr = ptr)
+#define GET_FW_SENSE_LEN(sp) \
+	(sp->u.scmd.fw_sense_length)
+#define SET_FW_SENSE_LEN(sp, len) \
+	(sp->u.scmd.fw_sense_length = len)
 
 struct msg_echo_lb {
 	dma_addr_t send_dma;
@@ -376,6 +417,7 @@ struct msg_echo_lb {
 	uint16_t rsp_sg_cnt;
 	uint16_t options;
 	uint32_t transfer_size;
+	uint32_t iteration_count;
 };
 
 /*
@@ -542,11 +584,74 @@ struct device_reg_25xxmq {
 	uint32_t atio_q_out;
 };
 
+
+struct device_reg_fx00 {
+	uint32_t mailbox0;		/* 00 */
+	uint32_t mailbox1;		/* 04 */
+	uint32_t mailbox2;		/* 08 */
+	uint32_t mailbox3;		/* 0C */
+	uint32_t mailbox4;		/* 10 */
+	uint32_t mailbox5;		/* 14 */
+	uint32_t mailbox6;		/* 18 */
+	uint32_t mailbox7;		/* 1C */
+	uint32_t mailbox8;		/* 20 */
+	uint32_t mailbox9;		/* 24 */
+	uint32_t mailbox10;		/* 28 */
+	uint32_t mailbox11;
+	uint32_t mailbox12;
+	uint32_t mailbox13;
+	uint32_t mailbox14;
+	uint32_t mailbox15;
+	uint32_t mailbox16;
+	uint32_t mailbox17;
+	uint32_t mailbox18;
+	uint32_t mailbox19;
+	uint32_t mailbox20;
+	uint32_t mailbox21;
+	uint32_t mailbox22;
+	uint32_t mailbox23;
+	uint32_t mailbox24;
+	uint32_t mailbox25;
+	uint32_t mailbox26;
+	uint32_t mailbox27;
+	uint32_t mailbox28;
+	uint32_t mailbox29;
+	uint32_t mailbox30;
+	uint32_t mailbox31;
+	uint32_t aenmailbox0;
+	uint32_t aenmailbox1;
+	uint32_t aenmailbox2;
+	uint32_t aenmailbox3;
+	uint32_t aenmailbox4;
+	uint32_t aenmailbox5;
+	uint32_t aenmailbox6;
+	uint32_t aenmailbox7;
+	/* Request Queue. */
+	uint32_t req_q_in;		/* A0 - Request Queue In-Pointer */
+	uint32_t req_q_out;		/* A4 - Request Queue Out-Pointer */
+	/* Response Queue. */
+	uint32_t rsp_q_in;		/* A8 - Response Queue In-Pointer */
+	uint32_t rsp_q_out;		/* AC - Response Queue Out-Pointer */
+	/* Init values shadowed on FW Up Event */
+	uint32_t initval0;		/* B0 */
+	uint32_t initval1;		/* B4 */
+	uint32_t initval2;		/* B8 */
+	uint32_t initval3;		/* BC */
+	uint32_t initval4;		/* C0 */
+	uint32_t initval5;		/* C4 */
+	uint32_t initval6;		/* C8 */
+	uint32_t initval7;		/* CC */
+	uint32_t fwheartbeat;		/* D0 */
+};
+
+
+
 typedef union {
 		struct device_reg_2xxx isp;
 		struct device_reg_24xx isp24;
 		struct device_reg_25xxmq isp25mq;
 		struct device_reg_82xx isp82;
+		struct device_reg_fx00 ispfx00;
 } device_reg_t;
 
 #define ISP_REQ_Q_IN(ha, reg) \
@@ -602,6 +707,20 @@ typedef struct {
 #define IOCTL_CMD	BIT_2
 } mbx_cmd_t;
 
+struct mbx_cmd_32 {
+	uint32_t	out_mb;		/* outbound from driver */
+	uint32_t	in_mb;			/* Incoming from RISC */
+	uint32_t	mb[MAILBOX_REGISTER_COUNT];
+	long		buf_size;
+	void		*bufp;
+	uint32_t	tov;
+	uint8_t		flags;
+#define MBX_DMA_IN	BIT_0
+#define	MBX_DMA_OUT	BIT_1
+#define IOCTL_CMD	BIT_2
+};
+
+
 #define	MBX_TOV_SECONDS	30
 
 /*
@@ -677,6 +796,15 @@ typedef struct {
 #define MBA_BYPASS_NOTIFICATION	0x8043	/* Auto bypass notification. */
 #define MBA_DISCARD_RND_FRAME	0x8048	/* discard RND frame due to error. */
 #define MBA_REJECTED_FCP_CMD	0x8049	/* rejected FCP_CMD. */
+#define MBA_FW_NOT_STARTED	0x8050	/* Firmware not started */
+#define MBA_FW_STARTING		0x8051	/* Firmware starting */
+#define MBA_FW_RESTART_CMPLT	0x8060	/* Firmware restart complete */
+#define MBA_INIT_REQUIRED	0x8061	/* Initialization required */
+#define MBA_SHUTDOWN_REQUESTED	0x8062	/* Shutdown Requested */
+#define MBA_FW_INIT_FAILURE	0x8401	/* Firmware initialization failure */
+#define MBA_MIRROR_LUN_CHANGE	0x8402	/* Mirror LUN State Change
+					   Notification */
+#define MBA_FW_POLL_STATE	0x8600  /* Firmware in poll diagnostic state */
 
 /* 83XX FCoE specific */
 #define MBA_IDC_AEN		0x8200  /* FCoE: NIC Core state change AEN */
@@ -797,6 +925,12 @@ typedef struct {
 #define MBC_SEND_LFA_COMMAND		0x7D	/* Send Loop Fabric Address */
 #define MBC_LUN_RESET			0x7E	/* Send LUN reset */
 
+/*
+ * all the Mt. Rainier mailbox command codes that clash with FC/FCoE ones
+ * should be defined with MBC_MR_*
+ */
+#define MBC_MR_DRV_SHUTDOWN		0x6A
+
 /*
  * ISP24xx mailbox commands
  */
@@ -1058,6 +1192,30 @@ typedef struct {
 	uint8_t  reserved_3[26];
 } init_cb_t;
 
+
+struct init_cb_fx {
+	uint16_t	version;
+	uint16_t	reserved_1[13];
+	uint16_t	request_q_outpointer;
+	uint16_t	response_q_inpointer;
+	uint16_t	reserved_2[2];
+	uint16_t	response_q_length;
+	uint16_t	request_q_length;
+	uint16_t	reserved_3[2];
+	uint32_t	request_q_address[2];
+	uint32_t	response_q_address[2];
+	uint16_t	reserved_4[4];
+	uint8_t		response_q_msivec;
+	uint8_t		reserved_5[19];
+	uint16_t	interrupt_delay_timer;
+	uint16_t	reserved_6;
+	uint32_t	fwoptions1;
+	uint32_t	fwoptions2;
+	uint32_t	fwoptions3;
+	uint8_t		reserved_7[24];
+};
+
+
 /*
  * Get Link Status mailbox command return buffer.
  */
@@ -1831,6 +1989,9 @@ typedef struct fc_port {
 	uint16_t loop_id;
 	uint16_t old_loop_id;
 
+	uint16_t tgt_id;
+	uint16_t old_tgt_id;
+
 	uint8_t fcp_prio;
 
 	uint8_t fabric_port_name[WWN_SIZE];
@@ -1848,8 +2009,15 @@ typedef struct fc_port {
 
 	uint8_t fc4_type;
 	uint8_t scan_state;
+
+	unsigned long last_queue_full;
+	unsigned long last_ramp_up;
+
+	uint16_t port_id;
 } fc_port_t;
 
+#include "qla_mr.h"
+
 /*
  * Fibre channel port/lun states.
  */
@@ -2391,6 +2559,7 @@ struct isp_operations {
 	int (*start_scsi) (srb_t *);
 	int (*abort_isp) (struct scsi_qla_host *);
 	int (*iospace_config)(struct qla_hw_data*);
+	int (*initialize_adapter)(struct scsi_qla_host *);
 };
 
 /* MSI-X Support *************************************************************/
@@ -2429,6 +2598,7 @@ enum qla_work_type {
 	QLA_EVT_ASYNC_ADISC,
 	QLA_EVT_ASYNC_ADISC_DONE,
 	QLA_EVT_UEVENT,
+	QLA_EVT_AENFX,
 };
 
 
@@ -2456,7 +2626,15 @@ struct qla_work_evt {
 			u32 code;
 #define QLA_UEVENT_CODE_FW_DUMP	0
 		} uevent;
-	} u;
+		struct {
+			uint32_t        evtcode;
+			uint32_t        mbx[8];
+			uint32_t        count;
+		} aenfx;
+		struct {
+			srb_t *sp;
+		} iosb;
+	 } u;
 };
 
 struct qla_chip_state_84xx {
@@ -2520,6 +2698,11 @@ struct rsp_que {
 	struct req_que *req;
 	srb_t *status_srb; /* status continuation entry */
 	struct work_struct q_work;
+
+	dma_addr_t  dma_fx00;
+	response_t *ring_fx00;
+	uint16_t  length_fx00;
+	uint8_t rsp_pkt[REQUEST_ENTRY_SIZE];
 };
 
 /* Request queue data structure */
@@ -2544,6 +2727,11 @@ struct req_que {
 	uint16_t num_outstanding_cmds;
 #define	MAX_Q_DEPTH		32
 	int max_q_depth;
+
+	dma_addr_t  dma_fx00;
+	request_t *ring_fx00;
+	uint16_t  length_fx00;
+	uint8_t req_pkt[REQUEST_ENTRY_SIZE];
 };
 
 /* Place holder for FW buffer parameters */
@@ -2633,7 +2821,10 @@ struct qla_hw_data {
 		uint32_t	isp82xx_no_md_cap:1;
 		uint32_t	host_shutting_down:1;
 		uint32_t	idc_compl_status:1;
-		/* 32 bits */
+
+		uint32_t        mr_reset_hdlr_active:1;
+		uint32_t        mr_intr_valid:1;
+		/* 34 bits */
 	} flags;
 
 	/* This spinlock is used to protect "io transactions", you must
@@ -2650,7 +2841,21 @@ struct qla_hw_data {
 	resource_size_t pio_address;
 
 #define MIN_IOBASE_LEN          0x100
-/* Multi queue data structs */
+	dma_addr_t		bar0_hdl;
+
+	void __iomem *cregbase;
+	dma_addr_t		bar2_hdl;
+#define BAR0_LEN_FX00			(1024 * 1024)
+#define BAR2_LEN_FX00			(128 * 1024)
+
+	uint32_t		rqstq_intr_code;
+	uint32_t		mbx_intr_code;
+	uint32_t		req_que_len;
+	uint32_t		rsp_que_len;
+	uint32_t		req_que_off;
+	uint32_t		rsp_que_off;
+
+	/* Multi queue data structs */
 	device_reg_t __iomem *mqiobase;
 	device_reg_t __iomem *msixbase;
 	uint16_t        msix_count;
@@ -2729,7 +2934,8 @@ struct qla_hw_data {
 #define DT_ISP8021			BIT_14
 #define DT_ISP2031			BIT_15
 #define DT_ISP8031			BIT_16
-#define DT_ISP_LAST			(DT_ISP8031 << 1)
+#define DT_ISPFX00			BIT_17
+#define DT_ISP_LAST			(DT_ISPFX00 << 1)
 
 #define DT_T10_PI                       BIT_25
 #define DT_IIDMA                        BIT_26
@@ -2757,6 +2963,7 @@ struct qla_hw_data {
 #define IS_QLA82XX(ha)	(DT_MASK(ha) & DT_ISP8021)
 #define IS_QLA2031(ha)	(DT_MASK(ha) & DT_ISP2031)
 #define IS_QLA8031(ha)	(DT_MASK(ha) & DT_ISP8031)
+#define IS_QLAFX00(ha)	(DT_MASK(ha) & DT_ISPFX00)
 
 #define IS_QLA23XX(ha)  (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA2322(ha) || \
 			IS_QLA6312(ha) || IS_QLA6322(ha))
@@ -2821,6 +3028,7 @@ struct qla_hw_data {
 	uint16_t	r_a_tov;
 	int		port_down_retry_count;
 	uint8_t		mbx_count;
+	uint8_t		aen_mbx_count;
 
 	uint32_t	login_retry_count;
 	/* SNS command interfaces. */
@@ -2868,9 +3076,13 @@ struct qla_hw_data {
 	void		*swl;
 
 	/* These are used by mailbox operations. */
-	volatile uint16_t mailbox_out[MAILBOX_REGISTER_COUNT];
+	uint16_t mailbox_out[MAILBOX_REGISTER_COUNT];
+	uint32_t mailbox_out32[MAILBOX_REGISTER_COUNT];
+	uint32_t aenmb[AEN_MAILBOX_REGISTER_COUNT_FX00];
 
 	mbx_cmd_t	*mcp;
+	struct mbx_cmd_32	*mcp32;
+
 	unsigned long	mbx_cmd_flags;
 #define MBX_INTERRUPT		1
 #define MBX_INTR_WAIT		2
@@ -3014,6 +3226,7 @@ struct qla_hw_data {
 	int             cur_vport_count;
 
 	struct qla_chip_state_84xx *cs84xx;
+	struct qla_statistics qla_stats;
 	struct isp_operations *isp_ops;
 	struct workqueue_struct *wq;
 	struct qlfc_fw fw_buf;
@@ -3080,6 +3293,8 @@ struct qla_hw_data {
 	unsigned long   host_last_rampup_time;
 	int             cfg_lun_q_depth;
 
+	struct mr_data_fx00 mr;
+
 	struct qlt_hw_data tgt;
 	uint16_t	thermal_support;
 #define THERMAL_SUPPORT_I2C BIT_0
@@ -3109,6 +3324,8 @@ typedef struct scsi_qla_host {
 		uint32_t	process_response_queue	:1;
 		uint32_t	difdix_supported:1;
 		uint32_t	delete_progress:1;
+
+		uint32_t	fw_tgt_reported:1;
 	} flags;
 
 	atomic_t	loop_state;
@@ -3144,6 +3361,9 @@ typedef struct scsi_qla_host {
 #define SCR_PENDING		21	/* SCR in target mode */
 #define HOST_RAMP_DOWN_QUEUE_DEPTH     22
 #define HOST_RAMP_UP_QUEUE_DEPTH       23
+#define PORT_UPDATE_NEEDED	24
+#define FX00_RESET_RECOVERY	25
+#define FX00_TARGET_SCAN	26
 
 	uint32_t	device_flags;
 #define SWITCH_FOUND		BIT_0
@@ -3234,6 +3454,10 @@ struct qla_tgt_vp_map {
 	 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || \
 	 atomic_read(&ha->loop_state) == LOOP_DOWN)
 
+#define STATE_TRANSITION(ha) \
+		(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || \
+			 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
+
 #define QLA_VHA_MARK_BUSY(__vha, __bail) do {		     \
 	atomic_inc(&__vha->vref_count);			     \
 	mb();						     \

drivers/scsi/qla2xxx/qla_gbl.h

@@ -86,6 +86,7 @@ extern int qla2xxx_mctp_dump(scsi_qla_host_t *);
 
 extern int
 qla2x00_alloc_outstanding_cmds(struct qla_hw_data *, struct req_que *);
+extern int qla2x00_init_rings(scsi_qla_host_t *);
 
 /*
  * Global Data in qla_os.c source file.
@@ -134,7 +135,6 @@ extern int qla2x00_post_async_adisc_work(struct scsi_qla_host *, fc_port_t *,
     uint16_t *);
 extern int qla2x00_post_async_adisc_done_work(struct scsi_qla_host *,
     fc_port_t *, uint16_t *);
-extern int qla2x00_post_uevent_work(struct scsi_qla_host *, u32);
 
 extern int qla81xx_restart_mpi_firmware(scsi_qla_host_t *);
 
@@ -158,6 +158,7 @@ extern int qla83xx_set_drv_presence(scsi_qla_host_t *vha);
 extern int __qla83xx_set_drv_presence(scsi_qla_host_t *vha);
 extern int qla83xx_clear_drv_presence(scsi_qla_host_t *vha);
 extern int __qla83xx_clear_drv_presence(scsi_qla_host_t *vha);
+extern int qla2x00_post_uevent_work(struct scsi_qla_host *, u32);
 
 /*
  * Global Functions in qla_mid.c source file.
@@ -211,8 +212,6 @@ extern int qla24xx_start_scsi(srb_t *sp);
 int qla2x00_marker(struct scsi_qla_host *, struct req_que *, struct rsp_que *,
 						uint16_t, uint16_t, uint8_t);
 extern int qla2x00_start_sp(srb_t *);
-extern uint16_t qla24xx_calc_iocbs(scsi_qla_host_t *, uint16_t);
-extern void qla24xx_build_scsi_iocbs(srb_t *, struct cmd_type_7 *, uint16_t);
 extern int qla24xx_dif_start_scsi(srb_t *);
 extern int qla2x00_start_bidir(srb_t *, struct scsi_qla_host *, uint32_t);
 extern unsigned long qla2x00_get_async_timeout(struct scsi_qla_host *);
@@ -424,6 +423,12 @@ extern void qla2x00_free_irqs(scsi_qla_host_t *);
 
 extern int qla2x00_get_data_rate(scsi_qla_host_t *);
 extern const char *qla2x00_get_link_speed_str(struct qla_hw_data *, uint16_t);
+extern srb_t *
+qla2x00_get_sp_from_handle(scsi_qla_host_t *, const char *, struct req_que *,
+	void *);
+extern void
+qla2x00_process_completed_request(struct scsi_qla_host *, struct req_que *,
+	uint32_t);
 
 /*
  * Global Function Prototypes in qla_sup.c source file.
@@ -561,6 +566,42 @@ extern void qla25xx_wrt_req_reg(struct qla_hw_data *, uint16_t, uint16_t);
 extern void qla25xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t);
 extern void qla24xx_wrt_rsp_reg(struct qla_hw_data *, uint16_t, uint16_t);
 
+/* qlafx00 related functions */
+extern int qlafx00_pci_config(struct scsi_qla_host *);
+extern int qlafx00_initialize_adapter(struct scsi_qla_host *);
+extern void qlafx00_soft_reset(scsi_qla_host_t *);
+extern int qlafx00_chip_diag(scsi_qla_host_t *);
+extern void qlafx00_config_rings(struct scsi_qla_host *);
+extern char *qlafx00_pci_info_str(struct scsi_qla_host *, char *);
+extern char *qlafx00_fw_version_str(struct scsi_qla_host *, char *);
+extern irqreturn_t qlafx00_intr_handler(int, void *);
+extern void qlafx00_enable_intrs(struct qla_hw_data *);
+extern void qlafx00_disable_intrs(struct qla_hw_data *);
+extern int qlafx00_abort_command(srb_t *);
+extern int qlafx00_abort_target(fc_port_t *, unsigned int, int);
+extern int qlafx00_lun_reset(fc_port_t *, unsigned int, int);
+extern int qlafx00_start_scsi(srb_t *);
+extern int qlafx00_abort_isp(scsi_qla_host_t *);
+extern int qlafx00_iospace_config(struct qla_hw_data *);
+extern int qlafx00_init_firmware(scsi_qla_host_t *, uint16_t);
+extern int qlafx00_fw_ready(scsi_qla_host_t *);
+extern int qlafx00_configure_devices(scsi_qla_host_t *);
+extern int qlafx00_reset_initialize(scsi_qla_host_t *);
+extern int qlafx00_fx_disc(scsi_qla_host_t *, fc_port_t *, uint8_t);
+extern int qlafx00_process_aen(struct scsi_qla_host *, struct qla_work_evt *);
+extern int qlafx00_post_aenfx_work(struct scsi_qla_host *,  uint32_t,
+				   uint32_t *, int);
+extern uint32_t qlafx00_fw_state_show(struct device *,
+				      struct device_attribute *, char *);
+extern void qlafx00_get_host_speed(struct Scsi_Host *);
+extern void qlafx00_init_response_q_entries(struct rsp_que *);
+
+extern void qlafx00_tm_iocb(srb_t *, struct tsk_mgmt_entry_fx00 *);
+extern void qlafx00_abort_iocb(srb_t *, struct abort_iocb_entry_fx00 *);
+extern void qlafx00_fxdisc_iocb(srb_t *, struct fxdisc_entry_fx00 *);
+extern void qlafx00_timer_routine(scsi_qla_host_t *);
+extern int qlafx00_rescan_isp(scsi_qla_host_t *);
+
 /* qla82xx related functions */
 
 /* PCI related functions */

drivers/scsi/qla2xxx/qla_gs.c

@@ -639,9 +639,14 @@ void
 qla2x00_get_sym_node_name(scsi_qla_host_t *vha, uint8_t *snn)
 {
 	struct qla_hw_data *ha = vha->hw;
-	sprintf(snn, "%s FW:v%d.%02d.%02d DVR:v%s",ha->model_number,
-	    ha->fw_major_version, ha->fw_minor_version,
-	    ha->fw_subminor_version, qla2x00_version_str);
+
+	if (IS_QLAFX00(ha))
+		sprintf(snn, "%s FW:v%s DVR:v%s", ha->model_number,
+		    ha->mr.fw_version, qla2x00_version_str);
+	else
+		sprintf(snn, "%s FW:v%d.%02d.%02d DVR:v%s", ha->model_number,
+		    ha->fw_major_version, ha->fw_minor_version,
+		    ha->fw_subminor_version, qla2x00_version_str);
 }
 
 /**
@@ -923,7 +928,7 @@ qla2x00_sns_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
 		    sns_cmd->p.gpn_data[9] != 0x02) {
 			ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207e,
 			    "GPN_ID failed, rejected request, gpn_rsp:\n");
-			ql_dump_buffer(ql_dbg_disc, vha, 0x207f,
+			ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207f,
 			    sns_cmd->p.gpn_data, 16);
 			rval = QLA_FUNCTION_FAILED;
 		} else {
@@ -1718,7 +1723,8 @@ qla2x00_fdmi_register(scsi_qla_host_t *vha)
 	int rval;
        struct qla_hw_data *ha = vha->hw;
 
-	if (IS_QLA2100(ha) || IS_QLA2200(ha))
+	if (IS_QLA2100(ha) || IS_QLA2200(ha) ||
+	    IS_QLAFX00(ha))
 		return QLA_FUNCTION_FAILED;
 
 	rval = qla2x00_mgmt_svr_login(vha);

drivers/scsi/qla2xxx/qla_init.c

@@ -25,7 +25,6 @@
 */
 static int qla2x00_isp_firmware(scsi_qla_host_t *);
 static int qla2x00_setup_chip(scsi_qla_host_t *);
-static int qla2x00_init_rings(scsi_qla_host_t *);
 static int qla2x00_fw_ready(scsi_qla_host_t *);
 static int qla2x00_configure_hba(scsi_qla_host_t *);
 static int qla2x00_configure_loop(scsi_qla_host_t *);
@@ -83,7 +82,9 @@ qla2x00_get_async_timeout(struct scsi_qla_host *vha)
 
 	/* Firmware should use switch negotiated r_a_tov for timeout. */
 	tmo = ha->r_a_tov / 10 * 2;
-	if (!IS_FWI2_CAPABLE(ha)) {
+	if (IS_QLAFX00(ha)) {
+		tmo = FX00_DEF_RATOV * 2;
+	} else if (!IS_FWI2_CAPABLE(ha)) {
 		/*
 		 * Except for earlier ISPs where the timeout is seeded from the
 		 * initialization control block.
@@ -1977,7 +1978,7 @@ qla24xx_config_rings(struct scsi_qla_host *vha)
  *
  * Returns 0 on success.
  */
-static int
+int
 qla2x00_init_rings(scsi_qla_host_t *vha)
 {
 	int	rval;
@@ -2012,7 +2013,10 @@ qla2x00_init_rings(scsi_qla_host_t *vha)
 		if (!rsp)
 			continue;
 		/* Initialize response queue entries */
-		qla2x00_init_response_q_entries(rsp);
+		if (IS_QLAFX00(ha))
+			qlafx00_init_response_q_entries(rsp);
+		else
+			qla2x00_init_response_q_entries(rsp);
 	}
 
 	ha->tgt.atio_ring_ptr = ha->tgt.atio_ring;
@@ -2024,11 +2028,16 @@ qla2x00_init_rings(scsi_qla_host_t *vha)
 
 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
+	ql_dbg(ql_dbg_init, vha, 0x00d1, "Issue init firmware.\n");
+
+	if (IS_QLAFX00(ha)) {
+		rval = qlafx00_init_firmware(vha, ha->init_cb_size);
+		goto next_check;
+	}
+
 	/* Update any ISP specific firmware options before initialization. */
 	ha->isp_ops->update_fw_options(vha);
 
-	ql_dbg(ql_dbg_init, vha, 0x00d1, "Issue init firmware.\n");
-
 	if (ha->flags.npiv_supported) {
 		if (ha->operating_mode == LOOP && !IS_CNA_CAPABLE(ha))
 			ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
@@ -2042,6 +2051,7 @@ qla2x00_init_rings(scsi_qla_host_t *vha)
 	}
 
 	rval = qla2x00_init_firmware(vha, ha->init_cb_size);
+next_check:
 	if (rval) {
 		ql_log(ql_log_fatal, vha, 0x00d2,
 		    "Init Firmware **** FAILED ****.\n");
@@ -2069,6 +2079,9 @@ qla2x00_fw_ready(scsi_qla_host_t *vha)
 	uint16_t	state[5];
 	struct qla_hw_data *ha = vha->hw;
 
+	if (IS_QLAFX00(vha->hw))
+		return qlafx00_fw_ready(vha);
+
 	rval = QLA_SUCCESS;
 
 	/* 20 seconds for loop down. */
@@ -3134,6 +3147,12 @@ void
 qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
 {
 	fcport->vha = vha;
+
+	if (IS_QLAFX00(vha->hw)) {
+		qla2x00_set_fcport_state(fcport, FCS_ONLINE);
+		qla2x00_reg_remote_port(vha, fcport);
+		return;
+	}
 	fcport->login_retry = 0;
 	fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
 
@@ -3894,15 +3913,24 @@ qla2x00_loop_resync(scsi_qla_host_t *vha)
 			/* Wait at most MAX_TARGET RSCNs for a stable link. */
 			wait_time = 256;
 			do {
-				/* Issue a marker after FW becomes ready. */
-				qla2x00_marker(vha, req, rsp, 0, 0,
-					MK_SYNC_ALL);
-				vha->marker_needed = 0;
+				if (!IS_QLAFX00(vha->hw)) {
+					/*
+					 * Issue a marker after FW becomes
+					 * ready.
+					 */
+					qla2x00_marker(vha, req, rsp, 0, 0,
+						MK_SYNC_ALL);
+					vha->marker_needed = 0;
+				}
 
 				/* Remap devices on Loop. */
 				clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
 
-				qla2x00_configure_loop(vha);
+				if (IS_QLAFX00(vha->hw))
+					qlafx00_configure_devices(vha);
+				else
+					qla2x00_configure_loop(vha);
+
 				wait_time--;
 			} while (!atomic_read(&vha->loop_down_timer) &&
 				!(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
@@ -3968,9 +3996,7 @@ qla2x00_update_fcports(scsi_qla_host_t *base_vha)
 			if (fcport->drport &&
 			    atomic_read(&fcport->state) != FCS_UNCONFIGURED) {
 				spin_unlock_irqrestore(&ha->vport_slock, flags);
-
 				qla2x00_rport_del(fcport);
-
 				spin_lock_irqsave(&ha->vport_slock, flags);
 			}
 		}

drivers/scsi/qla2xxx/qla_inline.h

@@ -5,6 +5,28 @@
  * See LICENSE.qla2xxx for copyright and licensing details.
  */
 
+/**
+ * qla24xx_calc_iocbs() - Determine number of Command Type 3 and
+ * Continuation Type 1 IOCBs to allocate.
+ *
+ * @dsds: number of data segment decriptors needed
+ *
+ * Returns the number of IOCB entries needed to store @dsds.
+ */
+static inline uint16_t
+qla24xx_calc_iocbs(scsi_qla_host_t *vha, uint16_t dsds)
+{
+	uint16_t iocbs;
+
+	iocbs = 1;
+	if (dsds > 1) {
+		iocbs += (dsds - 1) / 5;
+		if ((dsds - 1) % 5)
+			iocbs++;
+	}
+	return iocbs;
+}
+
 /*
  * qla2x00_debounce_register
  *      Debounce register.
@@ -57,6 +79,17 @@ host_to_fcp_swap(uint8_t *fcp, uint32_t bsize)
        return fcp;
 }
 
+static inline void
+host_to_adap(uint8_t *src, uint8_t *dst, uint32_t bsize)
+{
+	uint32_t *isrc = (uint32_t *) src;
+	uint32_t *odest = (uint32_t *) dst;
+	uint32_t iter = bsize >> 2;
+
+	for (; iter ; iter--)
+		*odest++ = cpu_to_le32(*isrc++);
+}
+
 static inline void
 qla2x00_set_reserved_loop_ids(struct qla_hw_data *ha)
 {
@@ -213,12 +246,18 @@ qla2x00_init_timer(srb_t *sp, unsigned long tmo)
 	sp->u.iocb_cmd.timer.function = qla2x00_sp_timeout;
 	add_timer(&sp->u.iocb_cmd.timer);
 	sp->free = qla2x00_sp_free;
+	if ((IS_QLAFX00(sp->fcport->vha->hw)) &&
+	    (sp->type == SRB_FXIOCB_DCMD))
+		init_completion(&sp->u.iocb_cmd.u.fxiocb.fxiocb_comp);
 }
 
 static inline int
 qla2x00_gid_list_size(struct qla_hw_data *ha)
 {
-	return sizeof(struct gid_list_info) * ha->max_fibre_devices;
+	if (IS_QLAFX00(ha))
+		return sizeof(uint32_t) * 32;
+	else
+		return sizeof(struct gid_list_info) * ha->max_fibre_devices;
 }
 
 static inline void

drivers/scsi/qla2xxx/qla_iocb.c

@@ -135,7 +135,8 @@ qla2x00_prep_cont_type1_iocb(scsi_qla_host_t *vha, struct req_que *req)
 	cont_pkt = (cont_a64_entry_t *)req->ring_ptr;
 
 	/* Load packet defaults. */
-	*((uint32_t *)(&cont_pkt->entry_type)) =
+	*((uint32_t *)(&cont_pkt->entry_type)) = IS_QLAFX00(vha->hw) ?
+	    __constant_cpu_to_le32(CONTINUE_A64_TYPE_FX00) :
 	    __constant_cpu_to_le32(CONTINUE_A64_TYPE);
 
 	return (cont_pkt);
@@ -486,6 +487,10 @@ qla2x00_start_iocbs(struct scsi_qla_host *vha, struct req_que *req)
 		if (ha->mqenable || IS_QLA83XX(ha)) {
 			WRT_REG_DWORD(req->req_q_in, req->ring_index);
 			RD_REG_DWORD_RELAXED(&ha->iobase->isp24.hccr);
+		} else if (IS_QLAFX00(ha)) {
+			WRT_REG_DWORD(&reg->ispfx00.req_q_in, req->ring_index);
+			RD_REG_DWORD_RELAXED(&reg->ispfx00.req_q_in);
+			QLAFX00_SET_HST_INTR(ha, ha->rqstq_intr_code);
 		} else if (IS_FWI2_CAPABLE(ha)) {
 			WRT_REG_DWORD(&reg->isp24.req_q_in, req->ring_index);
 			RD_REG_DWORD_RELAXED(&reg->isp24.req_q_in);
@@ -514,11 +519,12 @@ __qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req,
 			uint16_t lun, uint8_t type)
 {
 	mrk_entry_t *mrk;
-	struct mrk_entry_24xx *mrk24;
+	struct mrk_entry_24xx *mrk24 = NULL;
+	struct mrk_entry_fx00 *mrkfx = NULL;
+
 	struct qla_hw_data *ha = vha->hw;
 	scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
 
-	mrk24 = NULL;
 	req = ha->req_q_map[0];
 	mrk = (mrk_entry_t *)qla2x00_alloc_iocbs(vha, NULL);
 	if (mrk == NULL) {
@@ -531,7 +537,15 @@ __qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req,
 	mrk->entry_type = MARKER_TYPE;
 	mrk->modifier = type;
 	if (type != MK_SYNC_ALL) {
-		if (IS_FWI2_CAPABLE(ha)) {
+		if (IS_QLAFX00(ha)) {
+			mrkfx = (struct mrk_entry_fx00 *) mrk;
+			mrkfx->handle = MAKE_HANDLE(req->id, mrkfx->handle);
+			mrkfx->handle_hi = 0;
+			mrkfx->tgt_id = cpu_to_le16(loop_id);
+			mrkfx->lun[1] = LSB(lun);
+			mrkfx->lun[2] = MSB(lun);
+			host_to_fcp_swap(mrkfx->lun, sizeof(mrkfx->lun));
+		} else if (IS_FWI2_CAPABLE(ha)) {
 			mrk24 = (struct mrk_entry_24xx *) mrk;
 			mrk24->nport_handle = cpu_to_le16(loop_id);
 			mrk24->lun[1] = LSB(lun);
@@ -589,28 +603,6 @@ int qla2x00_issue_marker(scsi_qla_host_t *vha, int ha_locked)
 	return QLA_SUCCESS;
 }
 
-/**
- * qla24xx_calc_iocbs() - Determine number of Command Type 3 and
- * Continuation Type 1 IOCBs to allocate.
- *
- * @dsds: number of data segment decriptors needed
- *
- * Returns the number of IOCB entries needed to store @dsds.
- */
-inline uint16_t
-qla24xx_calc_iocbs(scsi_qla_host_t *vha, uint16_t dsds)
-{
-	uint16_t iocbs;
-
-	iocbs = 1;
-	if (dsds > 1) {
-		iocbs += (dsds - 1) / 5;
-		if ((dsds - 1) % 5)
-			iocbs++;
-	}
-	return iocbs;
-}
-
 static inline int
 qla24xx_build_scsi_type_6_iocbs(srb_t *sp, struct cmd_type_6 *cmd_pkt,
 	uint16_t tot_dsds)
@@ -1583,7 +1575,6 @@ queuing_error:
 	return QLA_FUNCTION_FAILED;
 }
 
-
 /**
  * qla24xx_dif_start_scsi() - Send a SCSI command to the ISP
  * @sp: command to send to the ISP
@@ -1852,6 +1843,8 @@ skip_cmd_array:
 			cnt = RD_REG_DWORD(&reg->isp82.req_q_out);
 		else if (IS_FWI2_CAPABLE(ha))
 			cnt = RD_REG_DWORD(&reg->isp24.req_q_out);
+		else if (IS_QLAFX00(ha))
+			cnt = RD_REG_DWORD(&reg->ispfx00.req_q_out);
 		else
 			cnt = qla2x00_debounce_register(
 			    ISP_REQ_Q_OUT(ha, &reg->isp));
@@ -1869,8 +1862,13 @@ skip_cmd_array:
 	req->cnt -= req_cnt;
 	pkt = req->ring_ptr;
 	memset(pkt, 0, REQUEST_ENTRY_SIZE);
-	pkt->entry_count = req_cnt;
-	pkt->handle = handle;
+	if (IS_QLAFX00(ha)) {
+		WRT_REG_BYTE(&pkt->entry_count, req_cnt);
+		WRT_REG_WORD(&pkt->handle, handle);
+	} else {
+		pkt->entry_count = req_cnt;
+		pkt->handle = handle;
+	}
 
 queuing_error:
 	return pkt;
@@ -2625,7 +2623,16 @@ qla2x00_start_sp(srb_t *sp)
 		    qla2x00_adisc_iocb(sp, pkt);
 		break;
 	case SRB_TM_CMD:
-		qla24xx_tm_iocb(sp, pkt);
+		IS_QLAFX00(ha) ?
+		    qlafx00_tm_iocb(sp, pkt) :
+		    qla24xx_tm_iocb(sp, pkt);
+		break;
+	case SRB_FXIOCB_DCMD:
+	case SRB_FXIOCB_BCMD:
+		qlafx00_fxdisc_iocb(sp, pkt);
+		break;
+	case SRB_ABT_CMD:
+		qlafx00_abort_iocb(sp, pkt);
 		break;
 	default:
 		break;

drivers/scsi/qla2xxx/qla_isr.c

@@ -13,11 +13,7 @@
 #include <scsi/scsi_bsg_fc.h>
 #include <scsi/scsi_eh.h>
 
-#include "qla_target.h"
-
 static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t);
-static void qla2x00_process_completed_request(struct scsi_qla_host *,
-	struct req_que *, uint32_t);
 static void qla2x00_status_entry(scsi_qla_host_t *, struct rsp_que *, void *);
 static void qla2x00_status_cont_entry(struct rsp_que *, sts_cont_entry_t *);
 static void qla2x00_error_entry(scsi_qla_host_t *, struct rsp_que *,
@@ -1065,9 +1061,9 @@ skip_rio:
  * @ha: SCSI driver HA context
  * @index: SRB index
  */
-static void
+void
 qla2x00_process_completed_request(struct scsi_qla_host *vha,
-				struct req_que *req, uint32_t index)
+				  struct req_que *req, uint32_t index)
 {
 	srb_t *sp;
 	struct qla_hw_data *ha = vha->hw;
@@ -1101,7 +1097,7 @@ qla2x00_process_completed_request(struct scsi_qla_host *vha,
 	}
 }
 
-static srb_t *
+srb_t *
 qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func,
     struct req_que *req, void *iocb)
 {
@@ -1994,7 +1990,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
 		return;
 	}
 
-  	lscsi_status = scsi_status & STATUS_MASK;
+	lscsi_status = scsi_status & STATUS_MASK;
 
 	fcport = sp->fcport;
 
@@ -2939,7 +2935,7 @@ qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
 
 	/* If possible, enable MSI-X. */
 	if (!IS_QLA2432(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) &&
-		!IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha))
+		!IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha) && !IS_QLAFX00(ha))
 		goto skip_msi;
 
 	if (ha->pdev->subsystem_vendor == PCI_VENDOR_ID_HP &&
@@ -2972,7 +2968,7 @@ qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
 skip_msix:
 
 	if (!IS_QLA24XX(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) &&
-	    !IS_QLA8001(ha) && !IS_QLA82XX(ha))
+	    !IS_QLA8001(ha) && !IS_QLA82XX(ha) && !IS_QLAFX00(ha))
 		goto skip_msi;
 
 	ret = pci_enable_msi(ha->pdev);
@@ -2998,9 +2994,11 @@ skip_msi:
 		    "Failed to reserve interrupt %d already in use.\n",
 		    ha->pdev->irq);
 		goto fail;
-	} else if (!ha->flags.msi_enabled)
+	} else if (!ha->flags.msi_enabled) {
 		ql_dbg(ql_dbg_init, vha, 0x0125,
 		    "INTa mode: Enabled.\n");
+		ha->flags.mr_intr_valid = 1;
+	}
 
 clear_risc_ints:
 

drivers/scsi/qla2xxx/qla_mbx.c

@@ -4113,7 +4113,6 @@ qla2x00_loopback_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq,
 	int rval;
 	mbx_cmd_t mc;
 	mbx_cmd_t *mcp = &mc;
-	uint32_t iter_cnt = 0x1;
 
 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x10f7,
 	    "Entered %s.\n", __func__);
@@ -4139,8 +4138,8 @@ qla2x00_loopback_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq,
 	mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
 
 	/* Iteration count */
-	mcp->mb[18] = LSW(iter_cnt);
-	mcp->mb[19] = MSW(iter_cnt);
+	mcp->mb[18] = LSW(mreq->iteration_count);
+	mcp->mb[19] = MSW(mreq->iteration_count);
 
 	mcp->out_mb = MBX_21|MBX_20|MBX_19|MBX_18|MBX_17|MBX_16|MBX_15|
 	    MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
@@ -4518,7 +4517,8 @@ qla2x00_get_thermal_temp(scsi_qla_host_t *vha, uint16_t *temp)
 			goto done;
 
 		ql_log(ql_log_warn, vha, 0x10c9,
-		    "Thermal not supported by I2C.\n");
+		    "Thermal not supported through I2C bus, trying alternate "
+		    "method (ISP access).\n");
 		ha->thermal_support &= ~THERMAL_SUPPORT_I2C;
 	}
 
@@ -4528,7 +4528,7 @@ qla2x00_get_thermal_temp(scsi_qla_host_t *vha, uint16_t *temp)
 			goto done;
 
 		ql_log(ql_log_warn, vha, 0x1019,
-		    "Thermal not supported by ISP.\n");
+		    "Thermal not supported through ISP.\n");
 		ha->thermal_support &= ~THERMAL_SUPPORT_ISP;
 	}
 

drivers/scsi/qla2xxx/qla_mr.c

@@ -0,0 +1,3476 @@
+/*
+ * QLogic Fibre Channel HBA Driver
+ * Copyright (c)  2003-2013 QLogic Corporation
+ *
+ * See LICENSE.qla2xxx for copyright and licensing details.
+ */
+#include "qla_def.h"
+#include <linux/delay.h>
+#include <linux/pci.h>
+#include <linux/ratelimit.h>
+#include <linux/vmalloc.h>
+#include <scsi/scsi_tcq.h>
+#include <linux/utsname.h>
+
+
+/* QLAFX00 specific Mailbox implementation functions */
+
+/*
+ * qlafx00_mailbox_command
+ *	Issue mailbox command and waits for completion.
+ *
+ * Input:
+ *	ha = adapter block pointer.
+ *	mcp = driver internal mbx struct pointer.
+ *
+ * Output:
+ *	mb[MAX_MAILBOX_REGISTER_COUNT] = returned mailbox data.
+ *
+ * Returns:
+ *	0 : QLA_SUCCESS = cmd performed success
+ *	1 : QLA_FUNCTION_FAILED   (error encountered)
+ *	6 : QLA_FUNCTION_TIMEOUT (timeout condition encountered)
+ *
+ * Context:
+ *	Kernel context.
+ */
+static int
+qlafx00_mailbox_command(scsi_qla_host_t *vha, struct mbx_cmd_32 *mcp)
+
+{
+	int		rval;
+	unsigned long    flags = 0;
+	device_reg_t __iomem *reg;
+	uint8_t		abort_active;
+	uint8_t		io_lock_on;
+	uint16_t	command = 0;
+	uint32_t	*iptr;
+	uint32_t __iomem *optr;
+	uint32_t	cnt;
+	uint32_t	mboxes;
+	unsigned long	wait_time;
+	struct qla_hw_data *ha = vha->hw;
+	scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
+
+	if (ha->pdev->error_state > pci_channel_io_frozen) {
+		ql_log(ql_log_warn, vha, 0x115c,
+		    "error_state is greater than pci_channel_io_frozen, "
+		    "exiting.\n");
+		return QLA_FUNCTION_TIMEOUT;
+	}
+
+	if (vha->device_flags & DFLG_DEV_FAILED) {
+		ql_log(ql_log_warn, vha, 0x115f,
+		    "Device in failed state, exiting.\n");
+		return QLA_FUNCTION_TIMEOUT;
+	}
+
+	reg = ha->iobase;
+	io_lock_on = base_vha->flags.init_done;
+
+	rval = QLA_SUCCESS;
+	abort_active = test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
+
+	if (ha->flags.pci_channel_io_perm_failure) {
+		ql_log(ql_log_warn, vha, 0x1175,
+		    "Perm failure on EEH timeout MBX, exiting.\n");
+		return QLA_FUNCTION_TIMEOUT;
+	}
+
+	if (ha->flags.isp82xx_fw_hung) {
+		/* Setting Link-Down error */
+		mcp->mb[0] = MBS_LINK_DOWN_ERROR;
+		ql_log(ql_log_warn, vha, 0x1176,
+		    "FW hung = %d.\n", ha->flags.isp82xx_fw_hung);
+		rval = QLA_FUNCTION_FAILED;
+		goto premature_exit;
+	}
+
+	/*
+	 * Wait for active mailbox commands to finish by waiting at most tov
+	 * seconds. This is to serialize actual issuing of mailbox cmds during
+	 * non ISP abort time.
+	 */
+	if (!wait_for_completion_timeout(&ha->mbx_cmd_comp, mcp->tov * HZ)) {
+		/* Timeout occurred. Return error. */
+		ql_log(ql_log_warn, vha, 0x1177,
+		    "Cmd access timeout, cmd=0x%x, Exiting.\n",
+		    mcp->mb[0]);
+		return QLA_FUNCTION_TIMEOUT;
+	}
+
+	ha->flags.mbox_busy = 1;
+	/* Save mailbox command for debug */
+	ha->mcp32 = mcp;
+
+	ql_dbg(ql_dbg_mbx, vha, 0x1178,
+	    "Prepare to issue mbox cmd=0x%x.\n", mcp->mb[0]);
+
+	spin_lock_irqsave(&ha->hardware_lock, flags);
+
+	/* Load mailbox registers. */
+	optr = (uint32_t __iomem *)&reg->ispfx00.mailbox0;
+
+	iptr = mcp->mb;
+	command = mcp->mb[0];
+	mboxes = mcp->out_mb;
+
+	for (cnt = 0; cnt < ha->mbx_count; cnt++) {
+		if (mboxes & BIT_0)
+			WRT_REG_DWORD(optr, *iptr);
+
+		mboxes >>= 1;
+		optr++;
+		iptr++;
+	}
+
+	/* Issue set host interrupt command to send cmd out. */
+	ha->flags.mbox_int = 0;
+	clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
+
+	ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1172,
+	    (uint8_t *)mcp->mb, 16);
+	ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1173,
+	    ((uint8_t *)mcp->mb + 0x10), 16);
+	ql_dump_buffer(ql_dbg_mbx + ql_dbg_buffer, vha, 0x1174,
+	    ((uint8_t *)mcp->mb + 0x20), 8);
+
+	/* Unlock mbx registers and wait for interrupt */
+	ql_dbg(ql_dbg_mbx, vha, 0x1179,
+	    "Going to unlock irq & waiting for interrupts. "
+	    "jiffies=%lx.\n", jiffies);
+
+	/* Wait for mbx cmd completion until timeout */
+	if ((!abort_active && io_lock_on) || IS_NOPOLLING_TYPE(ha)) {
+		set_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
+
+		QLAFX00_SET_HST_INTR(ha, ha->mbx_intr_code);
+		spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+		wait_for_completion_timeout(&ha->mbx_intr_comp, mcp->tov * HZ);
+
+		clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
+
+	} else {
+		ql_dbg(ql_dbg_mbx, vha, 0x112c,
+		    "Cmd=%x Polling Mode.\n", command);
+
+		QLAFX00_SET_HST_INTR(ha, ha->mbx_intr_code);
+		spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+		wait_time = jiffies + mcp->tov * HZ; /* wait at most tov secs */
+		while (!ha->flags.mbox_int) {
+			if (time_after(jiffies, wait_time))
+				break;
+
+			/* Check for pending interrupts. */
+			qla2x00_poll(ha->rsp_q_map[0]);
+
+			if (!ha->flags.mbox_int &&
+			    !(IS_QLA2200(ha) &&
+			    command == MBC_LOAD_RISC_RAM_EXTENDED))
+				usleep_range(10000, 11000);
+		} /* while */
+		ql_dbg(ql_dbg_mbx, vha, 0x112d,
+		    "Waited %d sec.\n",
+		    (uint)((jiffies - (wait_time - (mcp->tov * HZ)))/HZ));
+	}
+
+	/* Check whether we timed out */
+	if (ha->flags.mbox_int) {
+		uint32_t *iptr2;
+
+		ql_dbg(ql_dbg_mbx, vha, 0x112e,
+		    "Cmd=%x completed.\n", command);
+
+		/* Got interrupt. Clear the flag. */
+		ha->flags.mbox_int = 0;
+		clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
+
+		if (ha->mailbox_out32[0] != MBS_COMMAND_COMPLETE)
+			rval = QLA_FUNCTION_FAILED;
+
+		/* Load return mailbox registers. */
+		iptr2 = mcp->mb;
+		iptr = (uint32_t *)&ha->mailbox_out32[0];
+		mboxes = mcp->in_mb;
+		for (cnt = 0; cnt < ha->mbx_count; cnt++) {
+			if (mboxes & BIT_0)
+				*iptr2 = *iptr;
+
+			mboxes >>= 1;
+			iptr2++;
+			iptr++;
+		}
+	} else {
+
+		rval = QLA_FUNCTION_TIMEOUT;
+	}
+
+	ha->flags.mbox_busy = 0;
+
+	/* Clean up */
+	ha->mcp32 = NULL;
+
+	if ((abort_active || !io_lock_on) && !IS_NOPOLLING_TYPE(ha)) {
+		ql_dbg(ql_dbg_mbx, vha, 0x113a,
+		    "checking for additional resp interrupt.\n");
+
+		/* polling mode for non isp_abort commands. */
+		qla2x00_poll(ha->rsp_q_map[0]);
+	}
+
+	if (rval == QLA_FUNCTION_TIMEOUT &&
+	    mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) {
+		if (!io_lock_on || (mcp->flags & IOCTL_CMD) ||
+		    ha->flags.eeh_busy) {
+			/* not in dpc. schedule it for dpc to take over. */
+			ql_dbg(ql_dbg_mbx, vha, 0x115d,
+			    "Timeout, schedule isp_abort_needed.\n");
+
+			if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) &&
+			    !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) &&
+			    !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
+
+				ql_log(ql_log_info, base_vha, 0x115e,
+				    "Mailbox cmd timeout occurred, cmd=0x%x, "
+				    "mb[0]=0x%x, eeh_busy=0x%x. Scheduling ISP "
+				    "abort.\n", command, mcp->mb[0],
+				    ha->flags.eeh_busy);
+				set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+				qla2xxx_wake_dpc(vha);
+			}
+		} else if (!abort_active) {
+			/* call abort directly since we are in the DPC thread */
+			ql_dbg(ql_dbg_mbx, vha, 0x1160,
+			    "Timeout, calling abort_isp.\n");
+
+			if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) &&
+			    !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) &&
+			    !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
+
+				ql_log(ql_log_info, base_vha, 0x1161,
+				    "Mailbox cmd timeout occurred, cmd=0x%x, "
+				    "mb[0]=0x%x. Scheduling ISP abort ",
+				    command, mcp->mb[0]);
+
+				set_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
+				clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+				if (ha->isp_ops->abort_isp(vha)) {
+					/* Failed. retry later. */
+					set_bit(ISP_ABORT_NEEDED,
+					    &vha->dpc_flags);
+				}
+				clear_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags);
+				ql_dbg(ql_dbg_mbx, vha, 0x1162,
+				    "Finished abort_isp.\n");
+			}
+		}
+	}
+
+premature_exit:
+	/* Allow next mbx cmd to come in. */
+	complete(&ha->mbx_cmd_comp);
+
+	if (rval) {
+		ql_log(ql_log_warn, base_vha, 0x1163,
+		    "**** Failed mbx[0]=%x, mb[1]=%x, mb[2]=%x, "
+		    "mb[3]=%x, cmd=%x ****.\n",
+		    mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3], command);
+	} else {
+		ql_dbg(ql_dbg_mbx, base_vha, 0x1164, "Done %s.\n", __func__);
+	}
+
+	return rval;
+}
+
+/*
+ * qlafx00_driver_shutdown
+ *	Indicate a driver shutdown to firmware.
+ *
+ * Input:
+ *	ha = adapter block pointer.
+ *
+ * Returns:
+ *	local function return status code.
+ *
+ * Context:
+ *	Kernel context.
+ */
+static int
+qlafx00_driver_shutdown(scsi_qla_host_t *vha, int tmo)
+{
+	int rval;
+	struct mbx_cmd_32 mc;
+	struct mbx_cmd_32 *mcp = &mc;
+
+	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1166,
+	    "Entered %s.\n", __func__);
+
+	mcp->mb[0] = MBC_MR_DRV_SHUTDOWN;
+	mcp->out_mb = MBX_0;
+	mcp->in_mb = MBX_0;
+	if (tmo)
+		mcp->tov = tmo;
+	else
+		mcp->tov = MBX_TOV_SECONDS;
+	mcp->flags = 0;
+	rval = qlafx00_mailbox_command(vha, mcp);
+
+	if (rval != QLA_SUCCESS) {
+		ql_dbg(ql_dbg_mbx, vha, 0x1167,
+		    "Failed=%x.\n", rval);
+	} else {
+		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1168,
+		    "Done %s.\n", __func__);
+	}
+
+	return rval;
+}
+
+/*
+ * qlafx00_get_firmware_state
+ *	Get adapter firmware state.
+ *
+ * Input:
+ *	ha = adapter block pointer.
+ *	TARGET_QUEUE_LOCK must be released.
+ *	ADAPTER_STATE_LOCK must be released.
+ *
+ * Returns:
+ *	qla7xxx local function return status code.
+ *
+ * Context:
+ *	Kernel context.
+ */
+static int
+qlafx00_get_firmware_state(scsi_qla_host_t *vha, uint32_t *states)
+{
+	int rval;
+	struct mbx_cmd_32 mc;
+	struct mbx_cmd_32 *mcp = &mc;
+
+	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1169,
+	    "Entered %s.\n", __func__);
+
+	mcp->mb[0] = MBC_GET_FIRMWARE_STATE;
+	mcp->out_mb = MBX_0;
+	mcp->in_mb = MBX_1|MBX_0;
+	mcp->tov = MBX_TOV_SECONDS;
+	mcp->flags = 0;
+	rval = qlafx00_mailbox_command(vha, mcp);
+
+	/* Return firmware states. */
+	states[0] = mcp->mb[1];
+
+	if (rval != QLA_SUCCESS) {
+		ql_dbg(ql_dbg_mbx, vha, 0x116a,
+		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
+	} else {
+		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x116b,
+		    "Done %s.\n", __func__);
+	}
+	return rval;
+}
+
+/*
+ * qlafx00_init_firmware
+ *	Initialize adapter firmware.
+ *
+ * Input:
+ *	ha = adapter block pointer.
+ *	dptr = Initialization control block pointer.
+ *	size = size of initialization control block.
+ *	TARGET_QUEUE_LOCK must be released.
+ *	ADAPTER_STATE_LOCK must be released.
+ *
+ * Returns:
+ *	qlafx00 local function return status code.
+ *
+ * Context:
+ *	Kernel context.
+ */
+int
+qlafx00_init_firmware(scsi_qla_host_t *vha, uint16_t size)
+{
+	int rval;
+	struct mbx_cmd_32 mc;
+	struct mbx_cmd_32 *mcp = &mc;
+	struct qla_hw_data *ha = vha->hw;
+
+	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x116c,
+	    "Entered %s.\n", __func__);
+
+	mcp->mb[0] = MBC_INITIALIZE_FIRMWARE;
+
+	mcp->mb[1] = 0;
+	mcp->mb[2] = MSD(ha->init_cb_dma);
+	mcp->mb[3] = LSD(ha->init_cb_dma);
+
+	mcp->out_mb = MBX_3|MBX_2|MBX_1|MBX_0;
+	mcp->in_mb = MBX_0;
+	mcp->buf_size = size;
+	mcp->flags = MBX_DMA_OUT;
+	mcp->tov = MBX_TOV_SECONDS;
+	rval = qlafx00_mailbox_command(vha, mcp);
+
+	if (rval != QLA_SUCCESS) {
+		ql_dbg(ql_dbg_mbx, vha, 0x116d,
+		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
+	} else {
+		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x116e,
+		    "Done %s.\n", __func__);
+	}
+	return rval;
+}
+
+/*
+ * qlafx00_mbx_reg_test
+ */
+static int
+qlafx00_mbx_reg_test(scsi_qla_host_t *vha)
+{
+	int rval;
+	struct mbx_cmd_32 mc;
+	struct mbx_cmd_32 *mcp = &mc;
+
+	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x116f,
+	    "Entered %s.\n", __func__);
+
+
+	mcp->mb[0] = MBC_MAILBOX_REGISTER_TEST;
+	mcp->mb[1] = 0xAAAA;
+	mcp->mb[2] = 0x5555;
+	mcp->mb[3] = 0xAA55;
+	mcp->mb[4] = 0x55AA;
+	mcp->mb[5] = 0xA5A5;
+	mcp->mb[6] = 0x5A5A;
+	mcp->mb[7] = 0x2525;
+	mcp->mb[8] = 0xBBBB;
+	mcp->mb[9] = 0x6666;
+	mcp->mb[10] = 0xBB66;
+	mcp->mb[11] = 0x66BB;
+	mcp->mb[12] = 0xB6B6;
+	mcp->mb[13] = 0x6B6B;
+	mcp->mb[14] = 0x3636;
+	mcp->mb[15] = 0xCCCC;
+
+
+	mcp->out_mb = MBX_15|MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8|
+			MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
+	mcp->in_mb = MBX_15|MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_9|MBX_8|
+			MBX_7|MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
+	mcp->buf_size = 0;
+	mcp->flags = MBX_DMA_OUT;
+	mcp->tov = MBX_TOV_SECONDS;
+	rval = qlafx00_mailbox_command(vha, mcp);
+	if (rval == QLA_SUCCESS) {
+		if (mcp->mb[17] != 0xAAAA || mcp->mb[18] != 0x5555 ||
+		    mcp->mb[19] != 0xAA55 || mcp->mb[20] != 0x55AA)
+			rval = QLA_FUNCTION_FAILED;
+		if (mcp->mb[21] != 0xA5A5 || mcp->mb[22] != 0x5A5A ||
+		    mcp->mb[23] != 0x2525 || mcp->mb[24] != 0xBBBB)
+			rval = QLA_FUNCTION_FAILED;
+		if (mcp->mb[25] != 0x6666 || mcp->mb[26] != 0xBB66 ||
+		    mcp->mb[27] != 0x66BB || mcp->mb[28] != 0xB6B6)
+			rval = QLA_FUNCTION_FAILED;
+		if (mcp->mb[29] != 0x6B6B || mcp->mb[30] != 0x3636 ||
+		    mcp->mb[31] != 0xCCCC)
+			rval = QLA_FUNCTION_FAILED;
+	}
+
+	if (rval != QLA_SUCCESS) {
+		ql_dbg(ql_dbg_mbx, vha, 0x1170,
+		    "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
+	} else {
+		ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1171,
+		    "Done %s.\n", __func__);
+	}
+	return rval;
+}
+
+/**
+ * qlafx00_pci_config() - Setup ISPFx00 PCI configuration registers.
+ * @ha: HA context
+ *
+ * Returns 0 on success.
+ */
+int
+qlafx00_pci_config(scsi_qla_host_t *vha)
+{
+	uint16_t w;
+	struct qla_hw_data *ha = vha->hw;
+
+	pci_set_master(ha->pdev);
+	pci_try_set_mwi(ha->pdev);
+
+	pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
+	w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
+	w &= ~PCI_COMMAND_INTX_DISABLE;
+	pci_write_config_word(ha->pdev, PCI_COMMAND, w);
+
+	/* PCIe -- adjust Maximum Read Request Size (2048). */
+	if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
+		pcie_set_readrq(ha->pdev, 2048);
+
+	ha->chip_revision = ha->pdev->revision;
+
+	return QLA_SUCCESS;
+}
+
+/**
+ * qlafx00_warm_reset() - Perform warm reset of iSA(CPUs being reset on SOC).
+ * @ha: HA context
+ *
+  */
+static inline void
+qlafx00_soc_cpu_reset(scsi_qla_host_t *vha)
+{
+	unsigned long flags = 0;
+	struct qla_hw_data *ha = vha->hw;
+	int i, core;
+	uint32_t cnt;
+
+	/* Set all 4 cores in reset */
+	for (i = 0; i < 4; i++) {
+		QLAFX00_SET_HBA_SOC_REG(ha,
+		    (SOC_SW_RST_CONTROL_REG_CORE0 + 8*i), (0xF01));
+	}
+
+	/* Set all 4 core Clock gating control */
+	for (i = 0; i < 4; i++) {
+		QLAFX00_SET_HBA_SOC_REG(ha,
+		    (SOC_SW_RST_CONTROL_REG_CORE0 + 4 + 8*i), (0x01010101));
+	}
+
+	/* Reset all units in Fabric */
+	QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_RST_CONTROL_REG, (0x11F0101));
+
+	/* Reset all interrupt control registers */
+	for (i = 0; i < 115; i++) {
+		QLAFX00_SET_HBA_SOC_REG(ha,
+		    (SOC_INTERRUPT_SOURCE_I_CONTROL_REG + 4*i), (0x0));
+	}
+
+	/* Reset Timers control registers. per core */
+	for (core = 0; core < 4; core++)
+		for (i = 0; i < 8; i++)
+			QLAFX00_SET_HBA_SOC_REG(ha,
+			    (SOC_CORE_TIMER_REG + 0x100*core + 4*i), (0x0));
+
+	/* Reset per core IRQ ack register */
+	for (core = 0; core < 4; core++)
+		QLAFX00_SET_HBA_SOC_REG(ha,
+		    (SOC_IRQ_ACK_REG + 0x100*core), (0x3FF));
+
+	/* Set Fabric control and config to defaults */
+	QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_CONTROL_REG, (0x2));
+	QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_CONFIG_REG, (0x3));
+
+	spin_lock_irqsave(&ha->hardware_lock, flags);
+
+	/* Kick in Fabric units */
+	QLAFX00_SET_HBA_SOC_REG(ha, SOC_FABRIC_RST_CONTROL_REG, (0x0));
+
+	/* Kick in Core0 to start boot process */
+	QLAFX00_SET_HBA_SOC_REG(ha, SOC_SW_RST_CONTROL_REG_CORE0, (0xF00));
+
+	/* Wait 10secs for soft-reset to complete. */
+	for (cnt = 10; cnt; cnt--) {
+		msleep(1000);
+		barrier();
+	}
+	spin_unlock_irqrestore(&ha->hardware_lock, flags);
+}
+
+/**
+ * qlafx00_soft_reset() - Soft Reset ISPFx00.
+ * @ha: HA context
+ *
+ * Returns 0 on success.
+ */
+void
+qlafx00_soft_reset(scsi_qla_host_t *vha)
+{
+	struct qla_hw_data *ha = vha->hw;
+
+	if (unlikely(pci_channel_offline(ha->pdev) &&
+	    ha->flags.pci_channel_io_perm_failure))
+		return;
+
+	ha->isp_ops->disable_intrs(ha);
+	qlafx00_soc_cpu_reset(vha);
+	ha->isp_ops->enable_intrs(ha);
+}
+
+/**
+ * qlafx00_chip_diag() - Test ISPFx00 for proper operation.
+ * @ha: HA context
+ *
+ * Returns 0 on success.
+ */
+int
+qlafx00_chip_diag(scsi_qla_host_t *vha)
+{
+	int rval = 0;
+	struct qla_hw_data *ha = vha->hw;
+	struct req_que *req = ha->req_q_map[0];
+
+	ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
+
+	rval = qlafx00_mbx_reg_test(vha);
+	if (rval) {
+		ql_log(ql_log_warn, vha, 0x1165,
+		    "Failed mailbox send register test\n");
+	} else {
+		/* Flag a successful rval */
+		rval = QLA_SUCCESS;
+	}
+	return rval;
+}
+
+void
+qlafx00_config_rings(struct scsi_qla_host *vha)
+{
+	struct qla_hw_data *ha = vha->hw;
+	struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
+	struct init_cb_fx *icb;
+	struct req_que *req = ha->req_q_map[0];
+	struct rsp_que *rsp = ha->rsp_q_map[0];
+
+	/* Setup ring parameters in initialization control block. */
+	icb = (struct init_cb_fx *)ha->init_cb;
+	icb->request_q_outpointer = __constant_cpu_to_le16(0);
+	icb->response_q_inpointer = __constant_cpu_to_le16(0);
+	icb->request_q_length = cpu_to_le16(req->length);
+	icb->response_q_length = cpu_to_le16(rsp->length);
+	icb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
+	icb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
+	icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
+	icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
+
+	WRT_REG_DWORD(&reg->req_q_in, 0);
+	WRT_REG_DWORD(&reg->req_q_out, 0);
+
+	WRT_REG_DWORD(&reg->rsp_q_in, 0);
+	WRT_REG_DWORD(&reg->rsp_q_out, 0);
+
+	/* PCI posting */
+	RD_REG_DWORD(&reg->rsp_q_out);
+}
+
+char *
+qlafx00_pci_info_str(struct scsi_qla_host *vha, char *str)
+{
+	struct qla_hw_data *ha = vha->hw;
+	int pcie_reg;
+
+	pcie_reg = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP);
+	if (pcie_reg) {
+		strcpy(str, "PCIe iSA");
+		return str;
+	}
+	return str;
+}
+
+char *
+qlafx00_fw_version_str(struct scsi_qla_host *vha, char *str)
+{
+	struct qla_hw_data *ha = vha->hw;
+
+	sprintf(str, "%s", ha->mr.fw_version);
+	return str;
+}
+
+void
+qlafx00_enable_intrs(struct qla_hw_data *ha)
+{
+	unsigned long flags = 0;
+
+	spin_lock_irqsave(&ha->hardware_lock, flags);
+	ha->interrupts_on = 1;
+	QLAFX00_ENABLE_ICNTRL_REG(ha);
+	spin_unlock_irqrestore(&ha->hardware_lock, flags);
+}
+
+void
+qlafx00_disable_intrs(struct qla_hw_data *ha)
+{
+	unsigned long flags = 0;
+
+	spin_lock_irqsave(&ha->hardware_lock, flags);
+	ha->interrupts_on = 0;
+	QLAFX00_DISABLE_ICNTRL_REG(ha);
+	spin_unlock_irqrestore(&ha->hardware_lock, flags);
+}
+
+static void
+qlafx00_tmf_iocb_timeout(void *data)
+{
+	srb_t *sp = (srb_t *)data;
+	struct srb_iocb *tmf = &sp->u.iocb_cmd;
+
+	tmf->u.tmf.comp_status = CS_TIMEOUT;
+	complete(&tmf->u.tmf.comp);
+}
+
+static void
+qlafx00_tmf_sp_done(void *data, void *ptr, int res)
+{
+	srb_t *sp = (srb_t *)ptr;
+	struct srb_iocb *tmf = &sp->u.iocb_cmd;
+
+	complete(&tmf->u.tmf.comp);
+}
+
+static int
+qlafx00_async_tm_cmd(fc_port_t *fcport, uint32_t flags,
+		     uint32_t lun, uint32_t tag)
+{
+	scsi_qla_host_t *vha = fcport->vha;
+	struct srb_iocb *tm_iocb;
+	srb_t *sp;
+	int rval = QLA_FUNCTION_FAILED;
+
+	sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
+	if (!sp)
+		goto done;
+
+	tm_iocb = &sp->u.iocb_cmd;
+	sp->type = SRB_TM_CMD;
+	sp->name = "tmf";
+	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha));
+	tm_iocb->u.tmf.flags = flags;
+	tm_iocb->u.tmf.lun = lun;
+	tm_iocb->u.tmf.data = tag;
+	sp->done = qlafx00_tmf_sp_done;
+	tm_iocb->timeout = qlafx00_tmf_iocb_timeout;
+	init_completion(&tm_iocb->u.tmf.comp);
+
+	rval = qla2x00_start_sp(sp);
+	if (rval != QLA_SUCCESS)
+		goto done_free_sp;
+
+	ql_dbg(ql_dbg_async, vha, 0x507b,
+	    "Task management command issued target_id=%x\n",
+	    fcport->tgt_id);
+
+	wait_for_completion(&tm_iocb->u.tmf.comp);
+
+	rval = tm_iocb->u.tmf.comp_status == CS_COMPLETE ?
+	    QLA_SUCCESS : QLA_FUNCTION_FAILED;
+
+done_free_sp:
+	sp->free(vha, sp);
+done:
+	return rval;
+}
+
+int
+qlafx00_abort_target(fc_port_t *fcport, unsigned int l, int tag)
+{
+	return qlafx00_async_tm_cmd(fcport, TCF_TARGET_RESET, l, tag);
+}
+
+int
+qlafx00_lun_reset(fc_port_t *fcport, unsigned int l, int tag)
+{
+	return qlafx00_async_tm_cmd(fcport, TCF_LUN_RESET, l, tag);
+}
+
+int
+qlafx00_iospace_config(struct qla_hw_data *ha)
+{
+	if (pci_request_selected_regions(ha->pdev, ha->bars,
+	    QLA2XXX_DRIVER_NAME)) {
+		ql_log_pci(ql_log_fatal, ha->pdev, 0x014e,
+		    "Failed to reserve PIO/MMIO regions (%s), aborting.\n",
+		    pci_name(ha->pdev));
+		goto iospace_error_exit;
+	}
+
+	/* Use MMIO operations for all accesses. */
+	if (!(pci_resource_flags(ha->pdev, 0) & IORESOURCE_MEM)) {
+		ql_log_pci(ql_log_warn, ha->pdev, 0x014f,
+		    "Invalid pci I/O region size (%s).\n",
+		    pci_name(ha->pdev));
+		goto iospace_error_exit;
+	}
+	if (pci_resource_len(ha->pdev, 0) < BAR0_LEN_FX00) {
+		ql_log_pci(ql_log_warn, ha->pdev, 0x0127,
+		    "Invalid PCI mem BAR0 region size (%s), aborting\n",
+			pci_name(ha->pdev));
+		goto iospace_error_exit;
+	}
+
+	ha->cregbase =
+	    ioremap_nocache(pci_resource_start(ha->pdev, 0), BAR0_LEN_FX00);
+	if (!ha->cregbase) {
+		ql_log_pci(ql_log_fatal, ha->pdev, 0x0128,
+		    "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
+		goto iospace_error_exit;
+	}
+
+	if (!(pci_resource_flags(ha->pdev, 2) & IORESOURCE_MEM)) {
+		ql_log_pci(ql_log_warn, ha->pdev, 0x0129,
+		    "region #2 not an MMIO resource (%s), aborting\n",
+		    pci_name(ha->pdev));
+		goto iospace_error_exit;
+	}
+	if (pci_resource_len(ha->pdev, 2) < BAR2_LEN_FX00) {
+		ql_log_pci(ql_log_warn, ha->pdev, 0x012a,
+		    "Invalid PCI mem BAR2 region size (%s), aborting\n",
+			pci_name(ha->pdev));
+		goto iospace_error_exit;
+	}
+
+	ha->iobase =
+	    ioremap_nocache(pci_resource_start(ha->pdev, 2), BAR2_LEN_FX00);
+	if (!ha->iobase) {
+		ql_log_pci(ql_log_fatal, ha->pdev, 0x012b,
+		    "cannot remap MMIO (%s), aborting\n", pci_name(ha->pdev));
+		goto iospace_error_exit;
+	}
+
+	/* Determine queue resources */
+	ha->max_req_queues = ha->max_rsp_queues = 1;
+
+	ql_log_pci(ql_log_info, ha->pdev, 0x012c,
+	    "Bars 0x%x, iobase0 0x%p, iobase2 0x%p\n",
+	    ha->bars, ha->cregbase, ha->iobase);
+
+	return 0;
+
+iospace_error_exit:
+	return -ENOMEM;
+}
+
+static void
+qlafx00_save_queue_ptrs(struct scsi_qla_host *vha)
+{
+	struct qla_hw_data *ha = vha->hw;
+	struct req_que *req = ha->req_q_map[0];
+	struct rsp_que *rsp = ha->rsp_q_map[0];
+
+	req->length_fx00 = req->length;
+	req->ring_fx00 = req->ring;
+	req->dma_fx00 = req->dma;
+
+	rsp->length_fx00 = rsp->length;
+	rsp->ring_fx00 = rsp->ring;
+	rsp->dma_fx00 = rsp->dma;
+
+	ql_dbg(ql_dbg_init, vha, 0x012d,
+	    "req: %p, ring_fx00: %p, length_fx00: 0x%x,"
+	    "req->dma_fx00: 0x%llx\n", req, req->ring_fx00,
+	    req->length_fx00, (u64)req->dma_fx00);
+
+	ql_dbg(ql_dbg_init, vha, 0x012e,
+	    "rsp: %p, ring_fx00: %p, length_fx00: 0x%x,"
+	    "rsp->dma_fx00: 0x%llx\n", rsp, rsp->ring_fx00,
+	    rsp->length_fx00, (u64)rsp->dma_fx00);
+}
+
+static int
+qlafx00_config_queues(struct scsi_qla_host *vha)
+{
+	struct qla_hw_data *ha = vha->hw;
+	struct req_que *req = ha->req_q_map[0];
+	struct rsp_que *rsp = ha->rsp_q_map[0];
+	dma_addr_t bar2_hdl = pci_resource_start(ha->pdev, 2);
+
+	req->length = ha->req_que_len;
+	req->ring = (void *)ha->iobase + ha->req_que_off;
+	req->dma = bar2_hdl + ha->req_que_off;
+	if ((!req->ring) || (req->length == 0)) {
+		ql_log_pci(ql_log_info, ha->pdev, 0x012f,
+		    "Unable to allocate memory for req_ring\n");
+		return QLA_FUNCTION_FAILED;
+	}
+
+	ql_dbg(ql_dbg_init, vha, 0x0130,
+	    "req: %p req_ring pointer %p req len 0x%x "
+	    "req off 0x%x\n, req->dma: 0x%llx",
+	    req, req->ring, req->length,
+	    ha->req_que_off, (u64)req->dma);
+
+	rsp->length = ha->rsp_que_len;
+	rsp->ring = (void *)ha->iobase + ha->rsp_que_off;
+	rsp->dma = bar2_hdl + ha->rsp_que_off;
+	if ((!rsp->ring) || (rsp->length == 0)) {
+		ql_log_pci(ql_log_info, ha->pdev, 0x0131,
+		    "Unable to allocate memory for rsp_ring\n");
+		return QLA_FUNCTION_FAILED;
+	}
+
+	ql_dbg(ql_dbg_init, vha, 0x0132,
+	    "rsp: %p rsp_ring pointer %p rsp len 0x%x "
+	    "rsp off 0x%x, rsp->dma: 0x%llx\n",
+	    rsp, rsp->ring, rsp->length,
+	    ha->rsp_que_off, (u64)rsp->dma);
+
+	return QLA_SUCCESS;
+}
+
+static int
+qlafx00_init_fw_ready(scsi_qla_host_t *vha)
+{
+	int rval = 0;
+	unsigned long wtime;
+	uint16_t wait_time;	/* Wait time */
+	struct qla_hw_data *ha = vha->hw;
+	struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
+	uint32_t aenmbx, aenmbx7 = 0;
+	uint32_t state[5];
+	bool done = false;
+
+	/* 30 seconds wait - Adjust if required */
+	wait_time = 30;
+
+	/* wait time before firmware ready */
+	wtime = jiffies + (wait_time * HZ);
+	do {
+		aenmbx = RD_REG_DWORD(&reg->aenmailbox0);
+		barrier();
+		ql_dbg(ql_dbg_mbx, vha, 0x0133,
+		    "aenmbx: 0x%x\n", aenmbx);
+
+		switch (aenmbx) {
+		case MBA_FW_NOT_STARTED:
+		case MBA_FW_STARTING:
+			break;
+
+		case MBA_SYSTEM_ERR:
+		case MBA_REQ_TRANSFER_ERR:
+		case MBA_RSP_TRANSFER_ERR:
+		case MBA_FW_INIT_FAILURE:
+			qlafx00_soft_reset(vha);
+			break;
+
+		case MBA_FW_RESTART_CMPLT:
+			/* Set the mbx and rqstq intr code */
+			aenmbx7 = RD_REG_DWORD(&reg->aenmailbox7);
+			ha->mbx_intr_code = MSW(aenmbx7);
+			ha->rqstq_intr_code = LSW(aenmbx7);
+			ha->req_que_off = RD_REG_DWORD(&reg->aenmailbox1);
+			ha->rsp_que_off = RD_REG_DWORD(&reg->aenmailbox3);
+			ha->req_que_len = RD_REG_DWORD(&reg->aenmailbox5);
+			ha->rsp_que_len = RD_REG_DWORD(&reg->aenmailbox6);
+			WRT_REG_DWORD(&reg->aenmailbox0, 0);
+			RD_REG_DWORD_RELAXED(&reg->aenmailbox0);
+			ql_dbg(ql_dbg_init, vha, 0x0134,
+			    "f/w returned mbx_intr_code: 0x%x, "
+			    "rqstq_intr_code: 0x%x\n",
+			    ha->mbx_intr_code, ha->rqstq_intr_code);
+			QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
+			rval = QLA_SUCCESS;
+			done = true;
+			break;
+
+		default:
+			/* If fw is apparently not ready. In order to continue,
+			 * we might need to issue Mbox cmd, but the problem is
+			 * that the DoorBell vector values that come with the
+			 * 8060 AEN are most likely gone by now (and thus no
+			 * bell would be rung on the fw side when mbox cmd is
+			 * issued). We have to therefore grab the 8060 AEN
+			 * shadow regs (filled in by FW when the last 8060
+			 * AEN was being posted).
+			 * Do the following to determine what is needed in
+			 * order to get the FW ready:
+			 * 1. reload the 8060 AEN values from the shadow regs
+			 * 2. clear int status to get rid of possible pending
+			 *    interrupts
+			 * 3. issue Get FW State Mbox cmd to determine fw state
+			 * Set the mbx and rqstq intr code from Shadow Regs
+			 */
+			aenmbx7 = RD_REG_DWORD(&reg->initval7);
+			ha->mbx_intr_code = MSW(aenmbx7);
+			ha->rqstq_intr_code = LSW(aenmbx7);
+			ha->req_que_off = RD_REG_DWORD(&reg->initval1);
+			ha->rsp_que_off = RD_REG_DWORD(&reg->initval3);
+			ha->req_que_len = RD_REG_DWORD(&reg->initval5);
+			ha->rsp_que_len = RD_REG_DWORD(&reg->initval6);
+			ql_dbg(ql_dbg_init, vha, 0x0135,
+			    "f/w returned mbx_intr_code: 0x%x, "
+			    "rqstq_intr_code: 0x%x\n",
+			    ha->mbx_intr_code, ha->rqstq_intr_code);
+			QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
+
+			/* Get the FW state */
+			rval = qlafx00_get_firmware_state(vha, state);
+			if (rval != QLA_SUCCESS) {
+				/* Retry if timer has not expired */
+				break;
+			}
+
+			if (state[0] == FSTATE_FX00_CONFIG_WAIT) {
+				/* Firmware is waiting to be
+				 * initialized by driver
+				 */
+				rval = QLA_SUCCESS;
+				done = true;
+				break;
+			}
+
+			/* Issue driver shutdown and wait until f/w recovers.
+			 * Driver should continue to poll until 8060 AEN is
+			 * received indicating firmware recovery.
+			 */
+			ql_dbg(ql_dbg_init, vha, 0x0136,
+			    "Sending Driver shutdown fw_state 0x%x\n",
+			    state[0]);
+
+			rval = qlafx00_driver_shutdown(vha, 10);
+			if (rval != QLA_SUCCESS) {
+				rval = QLA_FUNCTION_FAILED;
+				break;
+			}
+			msleep(500);
+
+			wtime = jiffies + (wait_time * HZ);
+			break;
+		}
+
+		if (!done) {
+			if (time_after_eq(jiffies, wtime)) {
+				ql_dbg(ql_dbg_init, vha, 0x0137,
+				    "Init f/w failed: aen[7]: 0x%x\n",
+				    RD_REG_DWORD(&reg->aenmailbox7));
+				rval = QLA_FUNCTION_FAILED;
+				done = true;
+				break;
+			}
+			/* Delay for a while */
+			msleep(500);
+		}
+	} while (!done);
+
+	if (rval)
+		ql_dbg(ql_dbg_init, vha, 0x0138,
+		    "%s **** FAILED ****.\n", __func__);
+	else
+		ql_dbg(ql_dbg_init, vha, 0x0139,
+		    "%s **** SUCCESS ****.\n", __func__);
+
+	return rval;
+}
+
+/*
+ * qlafx00_fw_ready() - Waits for firmware ready.
+ * @ha: HA context
+ *
+ * Returns 0 on success.
+ */
+int
+qlafx00_fw_ready(scsi_qla_host_t *vha)
+{
+	int		rval;
+	unsigned long	wtime;
+	uint16_t	wait_time;	/* Wait time if loop is coming ready */
+	uint32_t	state[5];
+
+	rval = QLA_SUCCESS;
+
+	wait_time = 10;
+
+	/* wait time before firmware ready */
+	wtime = jiffies + (wait_time * HZ);
+
+	/* Wait for ISP to finish init */
+	if (!vha->flags.init_done)
+		ql_dbg(ql_dbg_init, vha, 0x013a,
+		    "Waiting for init to complete...\n");
+
+	do {
+		rval = qlafx00_get_firmware_state(vha, state);
+
+		if (rval == QLA_SUCCESS) {
+			if (state[0] == FSTATE_FX00_INITIALIZED) {
+				ql_dbg(ql_dbg_init, vha, 0x013b,
+				    "fw_state=%x\n", state[0]);
+				rval = QLA_SUCCESS;
+					break;
+			}
+		}
+		rval = QLA_FUNCTION_FAILED;
+
+		if (time_after_eq(jiffies, wtime))
+			break;
+
+		/* Delay for a while */
+		msleep(500);
+
+		ql_dbg(ql_dbg_init, vha, 0x013c,
+		    "fw_state=%x curr time=%lx.\n", state[0], jiffies);
+	} while (1);
+
+
+	if (rval)
+		ql_dbg(ql_dbg_init, vha, 0x013d,
+		    "Firmware ready **** FAILED ****.\n");
+	else
+		ql_dbg(ql_dbg_init, vha, 0x013e,
+		    "Firmware ready **** SUCCESS ****.\n");
+
+	return rval;
+}
+
+static int
+qlafx00_find_all_targets(scsi_qla_host_t *vha,
+	struct list_head *new_fcports)
+{
+	int		rval;
+	uint16_t	tgt_id;
+	fc_port_t	*fcport, *new_fcport;
+	int		found;
+	struct qla_hw_data *ha = vha->hw;
+
+	rval = QLA_SUCCESS;
+
+	if (!test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags))
+		return QLA_FUNCTION_FAILED;
+
+	if ((atomic_read(&vha->loop_down_timer) ||
+	     STATE_TRANSITION(vha))) {
+		atomic_set(&vha->loop_down_timer, 0);
+		set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
+		return QLA_FUNCTION_FAILED;
+	}
+
+	ql_dbg(ql_dbg_disc + ql_dbg_init, vha, 0x2088,
+	    "Listing Target bit map...\n");
+	ql_dump_buffer(ql_dbg_disc + ql_dbg_init, vha,
+	    0x2089, (uint8_t *)ha->gid_list, 32);
+
+	/* Allocate temporary rmtport for any new rmtports discovered. */
+	new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
+	if (new_fcport == NULL)
+		return QLA_MEMORY_ALLOC_FAILED;
+
+	for_each_set_bit(tgt_id, (void *)ha->gid_list,
+	    QLAFX00_TGT_NODE_LIST_SIZE) {
+
+		/* Send get target node info */
+		new_fcport->tgt_id = tgt_id;
+		rval = qlafx00_fx_disc(vha, new_fcport,
+		    FXDISC_GET_TGT_NODE_INFO);
+		if (rval != QLA_SUCCESS) {
+			ql_log(ql_log_warn, vha, 0x208a,
+			    "Target info scan failed -- assuming zero-entry "
+			    "result...\n");
+			continue;
+		}
+
+		/* Locate matching device in database. */
+		found = 0;
+		list_for_each_entry(fcport, &vha->vp_fcports, list) {
+			if (memcmp(new_fcport->port_name,
+			    fcport->port_name, WWN_SIZE))
+				continue;
+
+			found++;
+
+			/*
+			 * If tgt_id is same and state FCS_ONLINE, nothing
+			 * changed.
+			 */
+			if (fcport->tgt_id == new_fcport->tgt_id &&
+			    atomic_read(&fcport->state) == FCS_ONLINE)
+				break;
+
+			/*
+			 * Tgt ID changed or device was marked to be updated.
+			 */
+			ql_dbg(ql_dbg_disc + ql_dbg_init, vha, 0x208b,
+			    "TGT-ID Change(%s): Present tgt id: "
+			    "0x%x state: 0x%x "
+			    "wwnn = %llx wwpn = %llx.\n",
+			    __func__, fcport->tgt_id,
+			    atomic_read(&fcport->state),
+			    (unsigned long long)wwn_to_u64(fcport->node_name),
+			    (unsigned long long)wwn_to_u64(fcport->port_name));
+
+			ql_log(ql_log_info, vha, 0x208c,
+			    "TGT-ID Announce(%s): Discovered tgt "
+			    "id 0x%x wwnn = %llx "
+			    "wwpn = %llx.\n", __func__, new_fcport->tgt_id,
+			    (unsigned long long)
+			    wwn_to_u64(new_fcport->node_name),
+			    (unsigned long long)
+			    wwn_to_u64(new_fcport->port_name));
+
+			if (atomic_read(&fcport->state) != FCS_ONLINE) {
+				fcport->old_tgt_id = fcport->tgt_id;
+				fcport->tgt_id = new_fcport->tgt_id;
+				ql_log(ql_log_info, vha, 0x208d,
+				   "TGT-ID: New fcport Added: %p\n", fcport);
+				qla2x00_update_fcport(vha, fcport);
+			} else {
+				ql_log(ql_log_info, vha, 0x208e,
+				    " Existing TGT-ID %x did not get "
+				    " offline event from firmware.\n",
+				    fcport->old_tgt_id);
+				qla2x00_mark_device_lost(vha, fcport, 0, 0);
+				set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
+				kfree(new_fcport);
+				return rval;
+			}
+			break;
+		}
+
+		if (found)
+			continue;
+
+		/* If device was not in our fcports list, then add it. */
+		list_add_tail(&new_fcport->list, new_fcports);
+
+		/* Allocate a new replacement fcport. */
+		new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
+		if (new_fcport == NULL)
+			return QLA_MEMORY_ALLOC_FAILED;
+	}
+
+	kfree(new_fcport);
+	return rval;
+}
+
+/*
+ * qlafx00_configure_all_targets
+ *      Setup target devices with node ID's.
+ *
+ * Input:
+ *      ha = adapter block pointer.
+ *
+ * Returns:
+ *      0 = success.
+ *      BIT_0 = error
+ */
+static int
+qlafx00_configure_all_targets(scsi_qla_host_t *vha)
+{
+	int rval;
+	fc_port_t *fcport, *rmptemp;
+	LIST_HEAD(new_fcports);
+
+	rval = qlafx00_fx_disc(vha, &vha->hw->mr.fcport,
+	    FXDISC_GET_TGT_NODE_LIST);
+	if (rval != QLA_SUCCESS) {
+		set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
+		return rval;
+	}
+
+	rval = qlafx00_find_all_targets(vha, &new_fcports);
+	if (rval != QLA_SUCCESS) {
+		set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
+		return rval;
+	}
+
+	/*
+	 * Delete all previous devices marked lost.
+	 */
+	list_for_each_entry(fcport, &vha->vp_fcports, list) {
+		if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
+			break;
+
+		if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
+			if (fcport->port_type != FCT_INITIATOR)
+				qla2x00_mark_device_lost(vha, fcport, 0, 0);
+		}
+	}
+
+	/*
+	 * Add the new devices to our devices list.
+	 */
+	list_for_each_entry_safe(fcport, rmptemp, &new_fcports, list) {
+		if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
+			break;
+
+		qla2x00_update_fcport(vha, fcport);
+		list_move_tail(&fcport->list, &vha->vp_fcports);
+		ql_log(ql_log_info, vha, 0x208f,
+		    "Attach new target id 0x%x wwnn = %llx "
+		    "wwpn = %llx.\n",
+		    fcport->tgt_id,
+		    (unsigned long long)wwn_to_u64(fcport->node_name),
+		    (unsigned long long)wwn_to_u64(fcport->port_name));
+	}
+
+	/* Free all new device structures not processed. */
+	list_for_each_entry_safe(fcport, rmptemp, &new_fcports, list) {
+		list_del(&fcport->list);
+		kfree(fcport);
+	}
+
+	return rval;
+}
+
+/*
+ * qlafx00_configure_devices
+ *      Updates Fibre Channel Device Database with what is actually on loop.
+ *
+ * Input:
+ *      ha                = adapter block pointer.
+ *
+ * Returns:
+ *      0 = success.
+ *      1 = error.
+ *      2 = database was full and device was not configured.
+ */
+int
+qlafx00_configure_devices(scsi_qla_host_t *vha)
+{
+	int  rval;
+	unsigned long flags, save_flags;
+	rval = QLA_SUCCESS;
+
+	save_flags = flags = vha->dpc_flags;
+
+	ql_dbg(ql_dbg_disc, vha, 0x2090,
+	    "Configure devices -- dpc flags =0x%lx\n", flags);
+
+	rval = qlafx00_configure_all_targets(vha);
+
+	if (rval == QLA_SUCCESS) {
+		if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
+			rval = QLA_FUNCTION_FAILED;
+		} else {
+			atomic_set(&vha->loop_state, LOOP_READY);
+			ql_log(ql_log_info, vha, 0x2091,
+			    "Device Ready\n");
+		}
+	}
+
+	if (rval) {
+		ql_dbg(ql_dbg_disc, vha, 0x2092,
+		    "%s *** FAILED ***.\n", __func__);
+	} else {
+		ql_dbg(ql_dbg_disc, vha, 0x2093,
+		    "%s: exiting normally.\n", __func__);
+	}
+	return rval;
+}
+
+static void
+qlafx00_abort_isp_cleanup(scsi_qla_host_t *vha)
+{
+	struct qla_hw_data *ha = vha->hw;
+	fc_port_t *fcport;
+
+	vha->flags.online = 0;
+	ha->flags.chip_reset_done = 0;
+	ha->mr.fw_hbt_en = 0;
+	clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+	vha->qla_stats.total_isp_aborts++;
+
+	ql_log(ql_log_info, vha, 0x013f,
+	    "Performing ISP error recovery - ha = %p.\n", ha);
+
+	ha->isp_ops->reset_chip(vha);
+
+	if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
+		atomic_set(&vha->loop_state, LOOP_DOWN);
+		atomic_set(&vha->loop_down_timer,
+		    QLAFX00_LOOP_DOWN_TIME);
+	} else {
+		if (!atomic_read(&vha->loop_down_timer))
+			atomic_set(&vha->loop_down_timer,
+			    QLAFX00_LOOP_DOWN_TIME);
+	}
+
+	/* Clear all async request states across all VPs. */
+	list_for_each_entry(fcport, &vha->vp_fcports, list) {
+		fcport->flags = 0;
+		if (atomic_read(&fcport->state) == FCS_ONLINE)
+			qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
+	}
+
+	if (!ha->flags.eeh_busy) {
+		/* Requeue all commands in outstanding command list. */
+		qla2x00_abort_all_cmds(vha, DID_RESET << 16);
+	}
+
+	qla2x00_free_irqs(vha);
+	set_bit(FX00_RESET_RECOVERY, &vha->dpc_flags);
+
+	/* Clear the Interrupts */
+	QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
+
+	ql_log(ql_log_info, vha, 0x0140,
+	    "%s Done done - ha=%p.\n", __func__, ha);
+}
+
+/**
+ * qlafx00_init_response_q_entries() - Initializes response queue entries.
+ * @ha: HA context
+ *
+ * Beginning of request ring has initialization control block already built
+ * by nvram config routine.
+ *
+ * Returns 0 on success.
+ */
+void
+qlafx00_init_response_q_entries(struct rsp_que *rsp)
+{
+	uint16_t cnt;
+	response_t *pkt;
+
+	rsp->ring_ptr = rsp->ring;
+	rsp->ring_index    = 0;
+	rsp->status_srb = NULL;
+	pkt = rsp->ring_ptr;
+	for (cnt = 0; cnt < rsp->length; cnt++) {
+		pkt->signature = RESPONSE_PROCESSED;
+		WRT_REG_DWORD(&pkt->signature, RESPONSE_PROCESSED);
+		pkt++;
+	}
+}
+
+int
+qlafx00_rescan_isp(scsi_qla_host_t *vha)
+{
+	uint32_t status = QLA_FUNCTION_FAILED;
+	struct qla_hw_data *ha = vha->hw;
+	struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
+	uint32_t aenmbx7;
+
+	qla2x00_request_irqs(ha, ha->rsp_q_map[0]);
+
+	aenmbx7 = RD_REG_DWORD(&reg->aenmailbox7);
+	ha->mbx_intr_code = MSW(aenmbx7);
+	ha->rqstq_intr_code = LSW(aenmbx7);
+	ha->req_que_off = RD_REG_DWORD(&reg->aenmailbox1);
+	ha->rsp_que_off = RD_REG_DWORD(&reg->aenmailbox3);
+	ha->req_que_len = RD_REG_DWORD(&reg->aenmailbox5);
+	ha->rsp_que_len = RD_REG_DWORD(&reg->aenmailbox6);
+
+	ql_dbg(ql_dbg_disc, vha, 0x2094,
+	    "fw returned mbx_intr_code: 0x%x, rqstq_intr_code: 0x%x "
+	    " Req que offset 0x%x Rsp que offset 0x%x\n",
+	    ha->mbx_intr_code, ha->rqstq_intr_code,
+	    ha->req_que_off, ha->rsp_que_len);
+
+	/* Clear the Interrupts */
+	QLAFX00_CLR_INTR_REG(ha, QLAFX00_HST_INT_STS_BITS);
+
+	status = qla2x00_init_rings(vha);
+	if (!status) {
+		vha->flags.online = 1;
+
+		/* if no cable then assume it's good */
+		if ((vha->device_flags & DFLG_NO_CABLE))
+			status = 0;
+		/* Register system information */
+		if (qlafx00_fx_disc(vha,
+		    &vha->hw->mr.fcport, FXDISC_REG_HOST_INFO))
+			ql_dbg(ql_dbg_disc, vha, 0x2095,
+			    "failed to register host info\n");
+	}
+	scsi_unblock_requests(vha->host);
+	return status;
+}
+
+void
+qlafx00_timer_routine(scsi_qla_host_t *vha)
+{
+	struct qla_hw_data *ha = vha->hw;
+	uint32_t fw_heart_beat;
+	uint32_t aenmbx0;
+	struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
+
+	/* Check firmware health */
+	if (ha->mr.fw_hbt_cnt)
+		ha->mr.fw_hbt_cnt--;
+	else {
+		if ((!ha->flags.mr_reset_hdlr_active) &&
+		    (!test_bit(UNLOADING, &vha->dpc_flags)) &&
+		    (!test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) &&
+		    (ha->mr.fw_hbt_en)) {
+			fw_heart_beat = RD_REG_DWORD(&reg->fwheartbeat);
+			if (fw_heart_beat != ha->mr.old_fw_hbt_cnt) {
+				ha->mr.old_fw_hbt_cnt = fw_heart_beat;
+				ha->mr.fw_hbt_miss_cnt = 0;
+			} else {
+				ha->mr.fw_hbt_miss_cnt++;
+				if (ha->mr.fw_hbt_miss_cnt ==
+				    QLAFX00_HEARTBEAT_MISS_CNT) {
+					set_bit(ISP_ABORT_NEEDED,
+					    &vha->dpc_flags);
+					qla2xxx_wake_dpc(vha);
+					ha->mr.fw_hbt_miss_cnt = 0;
+				}
+			}
+		}
+		ha->mr.fw_hbt_cnt = QLAFX00_HEARTBEAT_INTERVAL;
+	}
+
+	if (test_bit(FX00_RESET_RECOVERY, &vha->dpc_flags)) {
+		/* Reset recovery to be performed in timer routine */
+		aenmbx0 = RD_REG_DWORD(&reg->aenmailbox0);
+		if (ha->mr.fw_reset_timer_exp) {
+			set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+			qla2xxx_wake_dpc(vha);
+			ha->mr.fw_reset_timer_exp = 0;
+		} else if (aenmbx0 == MBA_FW_RESTART_CMPLT) {
+			/* Wake up DPC to rescan the targets */
+			set_bit(FX00_TARGET_SCAN, &vha->dpc_flags);
+			clear_bit(FX00_RESET_RECOVERY, &vha->dpc_flags);
+			qla2xxx_wake_dpc(vha);
+			ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
+		} else if ((aenmbx0 == MBA_FW_STARTING) &&
+		    (!ha->mr.fw_hbt_en)) {
+			ha->mr.fw_hbt_en = 1;
+		} else if (!ha->mr.fw_reset_timer_tick) {
+			if (aenmbx0 == ha->mr.old_aenmbx0_state)
+				ha->mr.fw_reset_timer_exp = 1;
+			ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
+		} else if (aenmbx0 == 0xFFFFFFFF) {
+			uint32_t data0, data1;
+
+			data0 = QLAFX00_RD_REG(ha,
+			    QLAFX00_BAR1_BASE_ADDR_REG);
+			data1 = QLAFX00_RD_REG(ha,
+			    QLAFX00_PEX0_WIN0_BASE_ADDR_REG);
+
+			data0 &= 0xffff0000;
+			data1 &= 0x0000ffff;
+
+			QLAFX00_WR_REG(ha,
+			    QLAFX00_PEX0_WIN0_BASE_ADDR_REG,
+			    (data0 | data1));
+		} else if ((aenmbx0 & 0xFF00) == MBA_FW_POLL_STATE) {
+			ha->mr.fw_reset_timer_tick =
+			    QLAFX00_MAX_RESET_INTERVAL;
+		}
+		ha->mr.old_aenmbx0_state = aenmbx0;
+		ha->mr.fw_reset_timer_tick--;
+	}
+}
+
+/*
+ *  qlfx00a_reset_initialize
+ *      Re-initialize after a iSA device reset.
+ *
+ * Input:
+ *      ha  = adapter block pointer.
+ *
+ * Returns:
+ *      0 = success
+ */
+int
+qlafx00_reset_initialize(scsi_qla_host_t *vha)
+{
+	struct qla_hw_data *ha = vha->hw;
+
+	if (vha->device_flags & DFLG_DEV_FAILED) {
+		ql_dbg(ql_dbg_init, vha, 0x0142,
+		    "Device in failed state\n");
+		return QLA_SUCCESS;
+	}
+
+	ha->flags.mr_reset_hdlr_active = 1;
+
+	if (vha->flags.online) {
+		scsi_block_requests(vha->host);
+		qlafx00_abort_isp_cleanup(vha);
+	}
+
+	ql_log(ql_log_info, vha, 0x0143,
+	    "(%s): succeeded.\n", __func__);
+	ha->flags.mr_reset_hdlr_active = 0;
+	return QLA_SUCCESS;
+}
+
+/*
+ *  qlafx00_abort_isp
+ *      Resets ISP and aborts all outstanding commands.
+ *
+ * Input:
+ *      ha  = adapter block pointer.
+ *
+ * Returns:
+ *      0 = success
+ */
+int
+qlafx00_abort_isp(scsi_qla_host_t *vha)
+{
+	struct qla_hw_data *ha = vha->hw;
+
+	if (vha->flags.online) {
+		if (unlikely(pci_channel_offline(ha->pdev) &&
+		    ha->flags.pci_channel_io_perm_failure)) {
+			clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
+			return QLA_SUCCESS;
+		}
+
+		scsi_block_requests(vha->host);
+		qlafx00_abort_isp_cleanup(vha);
+	}
+
+	ql_log(ql_log_info, vha, 0x0145,
+	    "(%s): succeeded.\n", __func__);
+
+	return QLA_SUCCESS;
+}
+
+static inline fc_port_t*
+qlafx00_get_fcport(struct scsi_qla_host *vha, int tgt_id)
+{
+	fc_port_t	*fcport;
+
+	/* Check for matching device in remote port list. */
+	fcport = NULL;
+	list_for_each_entry(fcport, &vha->vp_fcports, list) {
+		if (fcport->tgt_id == tgt_id) {
+			ql_dbg(ql_dbg_async, vha, 0x5072,
+			    "Matching fcport(%p) found with TGT-ID: 0x%x "
+			    "and Remote TGT_ID: 0x%x\n",
+			    fcport, fcport->tgt_id, tgt_id);
+			break;
+		}
+	}
+	return fcport;
+}
+
+static void
+qlafx00_tgt_detach(struct scsi_qla_host *vha, int tgt_id)
+{
+	fc_port_t	*fcport;
+
+	ql_log(ql_log_info, vha, 0x5073,
+	    "Detach TGT-ID: 0x%x\n", tgt_id);
+
+	fcport = qlafx00_get_fcport(vha, tgt_id);
+	if (!fcport)
+		return;
+
+	qla2x00_mark_device_lost(vha, fcport, 0, 0);
+
+	return;
+}
+
+int
+qlafx00_process_aen(struct scsi_qla_host *vha, struct qla_work_evt *evt)
+{
+	int rval = 0;
+	uint32_t aen_code, aen_data;
+
+	aen_code = FCH_EVT_VENDOR_UNIQUE;
+	aen_data = evt->u.aenfx.evtcode;
+
+	switch (evt->u.aenfx.evtcode) {
+	case QLAFX00_MBA_PORT_UPDATE:		/* Port database update */
+		if (evt->u.aenfx.mbx[1] == 0) {
+			if (evt->u.aenfx.mbx[2] == 1) {
+				if (!vha->flags.fw_tgt_reported)
+					vha->flags.fw_tgt_reported = 1;
+				atomic_set(&vha->loop_down_timer, 0);
+				atomic_set(&vha->loop_state, LOOP_UP);
+				set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
+				qla2xxx_wake_dpc(vha);
+			} else if (evt->u.aenfx.mbx[2] == 2) {
+				qlafx00_tgt_detach(vha, evt->u.aenfx.mbx[3]);
+			}
+		} else if (evt->u.aenfx.mbx[1] == 0xffff) {
+			if (evt->u.aenfx.mbx[2] == 1) {
+				if (!vha->flags.fw_tgt_reported)
+					vha->flags.fw_tgt_reported = 1;
+				set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
+			} else if (evt->u.aenfx.mbx[2] == 2) {
+				vha->device_flags |= DFLG_NO_CABLE;
+				qla2x00_mark_all_devices_lost(vha, 1);
+			}
+		}
+		break;
+	case QLAFX00_MBA_LINK_UP:
+		aen_code = FCH_EVT_LINKUP;
+		aen_data = 0;
+		break;
+	case QLAFX00_MBA_LINK_DOWN:
+		aen_code = FCH_EVT_LINKDOWN;
+		aen_data = 0;
+		break;
+	}
+
+	fc_host_post_event(vha->host, fc_get_event_number(),
+	    aen_code, aen_data);
+
+	return rval;
+}
+
+static void
+qlafx00_update_host_attr(scsi_qla_host_t *vha, struct port_info_data *pinfo)
+{
+	u64 port_name = 0, node_name = 0;
+
+	port_name = (unsigned long long)wwn_to_u64(pinfo->port_name);
+	node_name = (unsigned long long)wwn_to_u64(pinfo->node_name);
+
+	fc_host_node_name(vha->host) = node_name;
+	fc_host_port_name(vha->host) = port_name;
+	if (!pinfo->port_type)
+		vha->hw->current_topology = ISP_CFG_F;
+	if (pinfo->link_status == QLAFX00_LINK_STATUS_UP)
+		atomic_set(&vha->loop_state, LOOP_READY);
+	else if (pinfo->link_status == QLAFX00_LINK_STATUS_DOWN)
+		atomic_set(&vha->loop_state, LOOP_DOWN);
+	vha->hw->link_data_rate = (uint16_t)pinfo->link_config;
+}
+
+static void
+qla2x00_fxdisc_iocb_timeout(void *data)
+{
+	srb_t *sp = (srb_t *)data;
+	struct srb_iocb *lio = &sp->u.iocb_cmd;
+
+	complete(&lio->u.fxiocb.fxiocb_comp);
+}
+
+static void
+qla2x00_fxdisc_sp_done(void *data, void *ptr, int res)
+{
+	srb_t *sp = (srb_t *)ptr;
+	struct srb_iocb *lio = &sp->u.iocb_cmd;
+
+	complete(&lio->u.fxiocb.fxiocb_comp);
+}
+
+int
+qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint8_t fx_type)
+{
+	srb_t *sp;
+	struct srb_iocb *fdisc;
+	int rval = QLA_FUNCTION_FAILED;
+	struct qla_hw_data *ha = vha->hw;
+	struct host_system_info *phost_info;
+	struct register_host_info *preg_hsi;
+	struct new_utsname *p_sysid = NULL;
+	struct timeval tv;
+
+	sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
+	if (!sp)
+		goto done;
+
+	fdisc = &sp->u.iocb_cmd;
+	switch (fx_type) {
+	case FXDISC_GET_CONFIG_INFO:
+	fdisc->u.fxiocb.flags =
+		    SRB_FXDISC_RESP_DMA_VALID;
+		fdisc->u.fxiocb.rsp_len = sizeof(struct config_info_data);
+		break;
+	case FXDISC_GET_PORT_INFO:
+		fdisc->u.fxiocb.flags =
+		    SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID;
+		fdisc->u.fxiocb.rsp_len = QLAFX00_PORT_DATA_INFO;
+		fdisc->u.fxiocb.req_data = fcport->port_id;
+		break;
+	case FXDISC_GET_TGT_NODE_INFO:
+		fdisc->u.fxiocb.flags =
+		    SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID;
+		fdisc->u.fxiocb.rsp_len = QLAFX00_TGT_NODE_INFO;
+		fdisc->u.fxiocb.req_data = fcport->tgt_id;
+		break;
+	case FXDISC_GET_TGT_NODE_LIST:
+		fdisc->u.fxiocb.flags =
+		    SRB_FXDISC_RESP_DMA_VALID | SRB_FXDISC_REQ_DWRD_VALID;
+		fdisc->u.fxiocb.rsp_len = QLAFX00_TGT_NODE_LIST_SIZE;
+		break;
+	case FXDISC_REG_HOST_INFO:
+		fdisc->u.fxiocb.flags = SRB_FXDISC_REQ_DMA_VALID;
+		fdisc->u.fxiocb.req_len = sizeof(struct register_host_info);
+		p_sysid = utsname();
+		if (!p_sysid) {
+			ql_log(ql_log_warn, vha, 0x303c,
+			    "Not able to get the system informtion\n");
+			goto done_free_sp;
+		}
+		break;
+	default:
+		break;
+	}
+
+	if (fdisc->u.fxiocb.flags & SRB_FXDISC_REQ_DMA_VALID) {
+		fdisc->u.fxiocb.req_addr = dma_alloc_coherent(&ha->pdev->dev,
+		    fdisc->u.fxiocb.req_len,
+		    &fdisc->u.fxiocb.req_dma_handle, GFP_KERNEL);
+		if (!fdisc->u.fxiocb.req_addr)
+			goto done_free_sp;
+
+		if (fx_type == FXDISC_REG_HOST_INFO) {
+			preg_hsi = (struct register_host_info *)
+				fdisc->u.fxiocb.req_addr;
+			phost_info = &preg_hsi->hsi;
+			memset(preg_hsi, 0, sizeof(struct register_host_info));
+			phost_info->os_type = OS_TYPE_LINUX;
+			strncpy(phost_info->sysname,
+			    p_sysid->sysname, SYSNAME_LENGTH);
+			strncpy(phost_info->nodename,
+			    p_sysid->nodename, NODENAME_LENGTH);
+			strncpy(phost_info->release,
+			    p_sysid->release, RELEASE_LENGTH);
+			strncpy(phost_info->version,
+			    p_sysid->version, VERSION_LENGTH);
+			strncpy(phost_info->machine,
+			    p_sysid->machine, MACHINE_LENGTH);
+			strncpy(phost_info->domainname,
+			    p_sysid->domainname, DOMNAME_LENGTH);
+			strncpy(phost_info->hostdriver,
+			    QLA2XXX_VERSION, VERSION_LENGTH);
+			do_gettimeofday(&tv);
+			preg_hsi->utc = (uint64_t)tv.tv_sec;
+			ql_dbg(ql_dbg_init, vha, 0x0149,
+			    "ISP%04X: Host registration with firmware\n",
+			    ha->pdev->device);
+			ql_dbg(ql_dbg_init, vha, 0x014a,
+			    "os_type = '%d', sysname = '%s', nodname = '%s'\n",
+			    phost_info->os_type,
+			    phost_info->sysname,
+			    phost_info->nodename);
+			ql_dbg(ql_dbg_init, vha, 0x014b,
+			    "release = '%s', version = '%s'\n",
+			    phost_info->release,
+			    phost_info->version);
+			ql_dbg(ql_dbg_init, vha, 0x014c,
+			    "machine = '%s' "
+			    "domainname = '%s', hostdriver = '%s'\n",
+			    phost_info->machine,
+			    phost_info->domainname,
+			    phost_info->hostdriver);
+			ql_dump_buffer(ql_dbg_init + ql_dbg_disc, vha, 0x014d,
+			    (uint8_t *)phost_info,
+			    sizeof(struct host_system_info));
+		}
+	}
+
+	if (fdisc->u.fxiocb.flags & SRB_FXDISC_RESP_DMA_VALID) {
+		fdisc->u.fxiocb.rsp_addr = dma_alloc_coherent(&ha->pdev->dev,
+		    fdisc->u.fxiocb.rsp_len,
+		    &fdisc->u.fxiocb.rsp_dma_handle, GFP_KERNEL);
+		if (!fdisc->u.fxiocb.rsp_addr)
+			goto done_unmap_req;
+	}
+
+	sp->type = SRB_FXIOCB_DCMD;
+	sp->name = "fxdisc";
+	qla2x00_init_timer(sp, FXDISC_TIMEOUT);
+	fdisc->timeout = qla2x00_fxdisc_iocb_timeout;
+	fdisc->u.fxiocb.req_func_type = fx_type;
+	sp->done = qla2x00_fxdisc_sp_done;
+
+	rval = qla2x00_start_sp(sp);
+	if (rval != QLA_SUCCESS)
+		goto done_unmap_dma;
+
+	wait_for_completion(&fdisc->u.fxiocb.fxiocb_comp);
+
+	if (fx_type == FXDISC_GET_CONFIG_INFO) {
+		struct config_info_data *pinfo =
+		    (struct config_info_data *) fdisc->u.fxiocb.rsp_addr;
+		memcpy(&vha->hw->mr.product_name, pinfo->product_name,
+		    sizeof(vha->hw->mr.product_name));
+		memcpy(&vha->hw->mr.symbolic_name, pinfo->symbolic_name,
+		    sizeof(vha->hw->mr.symbolic_name));
+		memcpy(&vha->hw->mr.serial_num, pinfo->serial_num,
+		    sizeof(vha->hw->mr.serial_num));
+		memcpy(&vha->hw->mr.hw_version, pinfo->hw_version,
+		    sizeof(vha->hw->mr.hw_version));
+		memcpy(&vha->hw->mr.fw_version, pinfo->fw_version,
+		    sizeof(vha->hw->mr.fw_version));
+		strim(vha->hw->mr.fw_version);
+		memcpy(&vha->hw->mr.uboot_version, pinfo->uboot_version,
+		    sizeof(vha->hw->mr.uboot_version));
+		memcpy(&vha->hw->mr.fru_serial_num, pinfo->fru_serial_num,
+		    sizeof(vha->hw->mr.fru_serial_num));
+	} else if (fx_type == FXDISC_GET_PORT_INFO) {
+		struct port_info_data *pinfo =
+		    (struct port_info_data *) fdisc->u.fxiocb.rsp_addr;
+		memcpy(vha->node_name, pinfo->node_name, WWN_SIZE);
+		memcpy(vha->port_name, pinfo->port_name, WWN_SIZE);
+		vha->d_id.b.domain = pinfo->port_id[0];
+		vha->d_id.b.area = pinfo->port_id[1];
+		vha->d_id.b.al_pa = pinfo->port_id[2];
+		qlafx00_update_host_attr(vha, pinfo);
+		ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0141,
+		    (uint8_t *)pinfo, 16);
+	} else if (fx_type == FXDISC_GET_TGT_NODE_INFO) {
+		struct qlafx00_tgt_node_info *pinfo =
+		    (struct qlafx00_tgt_node_info *) fdisc->u.fxiocb.rsp_addr;
+		memcpy(fcport->node_name, pinfo->tgt_node_wwnn, WWN_SIZE);
+		memcpy(fcport->port_name, pinfo->tgt_node_wwpn, WWN_SIZE);
+		fcport->port_type = FCT_TARGET;
+		ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0144,
+		    (uint8_t *)pinfo, 16);
+	} else if (fx_type == FXDISC_GET_TGT_NODE_LIST) {
+		struct qlafx00_tgt_node_info *pinfo =
+		    (struct qlafx00_tgt_node_info *) fdisc->u.fxiocb.rsp_addr;
+		ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0146,
+		    (uint8_t *)pinfo, 16);
+		memcpy(vha->hw->gid_list, pinfo, QLAFX00_TGT_NODE_LIST_SIZE);
+	}
+	rval = fdisc->u.fxiocb.result;
+
+done_unmap_dma:
+	if (fdisc->u.fxiocb.rsp_addr)
+		dma_free_coherent(&ha->pdev->dev, fdisc->u.fxiocb.rsp_len,
+		    fdisc->u.fxiocb.rsp_addr, fdisc->u.fxiocb.rsp_dma_handle);
+
+done_unmap_req:
+	if (fdisc->u.fxiocb.req_addr)
+		dma_free_coherent(&ha->pdev->dev, fdisc->u.fxiocb.req_len,
+		    fdisc->u.fxiocb.req_addr, fdisc->u.fxiocb.req_dma_handle);
+done_free_sp:
+	sp->free(vha, sp);
+done:
+	return rval;
+}
+
+static void
+qlafx00_abort_iocb_timeout(void *data)
+{
+	srb_t *sp = (srb_t *)data;
+	struct srb_iocb *abt = &sp->u.iocb_cmd;
+
+	abt->u.abt.comp_status = CS_TIMEOUT;
+	complete(&abt->u.abt.comp);
+}
+
+static void
+qlafx00_abort_sp_done(void *data, void *ptr, int res)
+{
+	srb_t *sp = (srb_t *)ptr;
+	struct srb_iocb *abt = &sp->u.iocb_cmd;
+
+	complete(&abt->u.abt.comp);
+}
+
+static int
+qlafx00_async_abt_cmd(srb_t *cmd_sp)
+{
+	scsi_qla_host_t *vha = cmd_sp->fcport->vha;
+	fc_port_t *fcport = cmd_sp->fcport;
+	struct srb_iocb *abt_iocb;
+	srb_t *sp;
+	int rval = QLA_FUNCTION_FAILED;
+
+	sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
+	if (!sp)
+		goto done;
+
+	abt_iocb = &sp->u.iocb_cmd;
+	sp->type = SRB_ABT_CMD;
+	sp->name = "abort";
+	qla2x00_init_timer(sp, FXDISC_TIMEOUT);
+	abt_iocb->u.abt.cmd_hndl = cmd_sp->handle;
+	sp->done = qlafx00_abort_sp_done;
+	abt_iocb->timeout = qlafx00_abort_iocb_timeout;
+	init_completion(&abt_iocb->u.abt.comp);
+
+	rval = qla2x00_start_sp(sp);
+	if (rval != QLA_SUCCESS)
+		goto done_free_sp;
+
+	ql_dbg(ql_dbg_async, vha, 0x507c,
+	    "Abort command issued - hdl=%x, target_id=%x\n",
+	    cmd_sp->handle, fcport->tgt_id);
+
+	wait_for_completion(&abt_iocb->u.abt.comp);
+
+	rval = abt_iocb->u.abt.comp_status == CS_COMPLETE ?
+	    QLA_SUCCESS : QLA_FUNCTION_FAILED;
+
+done_free_sp:
+	sp->free(vha, sp);
+done:
+	return rval;
+}
+
+int
+qlafx00_abort_command(srb_t *sp)
+{
+	unsigned long   flags = 0;
+
+	uint32_t	handle;
+	fc_port_t	*fcport = sp->fcport;
+	struct scsi_qla_host *vha = fcport->vha;
+	struct qla_hw_data *ha = vha->hw;
+	struct req_que *req = vha->req;
+
+	spin_lock_irqsave(&ha->hardware_lock, flags);
+	for (handle = 1; handle < DEFAULT_OUTSTANDING_COMMANDS; handle++) {
+		if (req->outstanding_cmds[handle] == sp)
+			break;
+	}
+	spin_unlock_irqrestore(&ha->hardware_lock, flags);
+	if (handle == DEFAULT_OUTSTANDING_COMMANDS) {
+		/* Command not found. */
+		return QLA_FUNCTION_FAILED;
+	}
+	return qlafx00_async_abt_cmd(sp);
+}
+
+/*
+ * qlafx00_initialize_adapter
+ *      Initialize board.
+ *
+ * Input:
+ *      ha = adapter block pointer.
+ *
+ * Returns:
+ *      0 = success
+ */
+int
+qlafx00_initialize_adapter(scsi_qla_host_t *vha)
+{
+	int	rval;
+	struct qla_hw_data *ha = vha->hw;
+
+	/* Clear adapter flags. */
+	vha->flags.online = 0;
+	ha->flags.chip_reset_done = 0;
+	vha->flags.reset_active = 0;
+	ha->flags.pci_channel_io_perm_failure = 0;
+	ha->flags.eeh_busy = 0;
+	ha->thermal_support = 0;
+	atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
+	atomic_set(&vha->loop_state, LOOP_DOWN);
+	vha->device_flags = DFLG_NO_CABLE;
+	vha->dpc_flags = 0;
+	vha->flags.management_server_logged_in = 0;
+	vha->marker_needed = 0;
+	ha->isp_abort_cnt = 0;
+	ha->beacon_blink_led = 0;
+
+	set_bit(0, ha->req_qid_map);
+	set_bit(0, ha->rsp_qid_map);
+
+	ql_dbg(ql_dbg_init, vha, 0x0147,
+	    "Configuring PCI space...\n");
+
+	rval = ha->isp_ops->pci_config(vha);
+	if (rval) {
+		ql_log(ql_log_warn, vha, 0x0148,
+		    "Unable to configure PCI space.\n");
+		return rval;
+	}
+
+	rval = qlafx00_init_fw_ready(vha);
+	if (rval != QLA_SUCCESS)
+		return rval;
+
+	qlafx00_save_queue_ptrs(vha);
+
+	rval = qlafx00_config_queues(vha);
+	if (rval != QLA_SUCCESS)
+		return rval;
+
+	/*
+	 * Allocate the array of outstanding commands
+	 * now that we know the firmware resources.
+	 */
+	rval = qla2x00_alloc_outstanding_cmds(ha, vha->req);
+	if (rval != QLA_SUCCESS)
+		return rval;
+
+	rval = qla2x00_init_rings(vha);
+	ha->flags.chip_reset_done = 1;
+
+	return rval;
+}
+
+uint32_t
+qlafx00_fw_state_show(struct device *dev, struct device_attribute *attr,
+		      char *buf)
+{
+	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+	int rval = QLA_FUNCTION_FAILED;
+	uint32_t state[1];
+
+	if (qla2x00_reset_active(vha))
+		ql_log(ql_log_warn, vha, 0x70ce,
+		    "ISP reset active.\n");
+	else if (!vha->hw->flags.eeh_busy) {
+		rval = qlafx00_get_firmware_state(vha, state);
+	}
+	if (rval != QLA_SUCCESS)
+		memset(state, -1, sizeof(state));
+
+	return state[0];
+}
+
+void
+qlafx00_get_host_speed(struct Scsi_Host *shost)
+{
+	struct qla_hw_data *ha = ((struct scsi_qla_host *)
+					(shost_priv(shost)))->hw;
+	u32 speed = FC_PORTSPEED_UNKNOWN;
+
+	switch (ha->link_data_rate) {
+	case QLAFX00_PORT_SPEED_2G:
+		speed = FC_PORTSPEED_2GBIT;
+		break;
+	case QLAFX00_PORT_SPEED_4G:
+		speed = FC_PORTSPEED_4GBIT;
+		break;
+	case QLAFX00_PORT_SPEED_8G:
+		speed = FC_PORTSPEED_8GBIT;
+		break;
+	case QLAFX00_PORT_SPEED_10G:
+		speed = FC_PORTSPEED_10GBIT;
+		break;
+	}
+	fc_host_speed(shost) = speed;
+}
+
+/** QLAFX00 specific ISR implementation functions */
+
+static inline void
+qlafx00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len,
+		     uint32_t sense_len, struct rsp_que *rsp, int res)
+{
+	struct scsi_qla_host *vha = sp->fcport->vha;
+	struct scsi_cmnd *cp = GET_CMD_SP(sp);
+	uint32_t track_sense_len;
+
+	SET_FW_SENSE_LEN(sp, sense_len);
+
+	if (sense_len >= SCSI_SENSE_BUFFERSIZE)
+		sense_len = SCSI_SENSE_BUFFERSIZE;
+
+	SET_CMD_SENSE_LEN(sp, sense_len);
+	SET_CMD_SENSE_PTR(sp, cp->sense_buffer);
+	track_sense_len = sense_len;
+
+	if (sense_len > par_sense_len)
+		sense_len = par_sense_len;
+
+	memcpy(cp->sense_buffer, sense_data, sense_len);
+
+	SET_FW_SENSE_LEN(sp, GET_FW_SENSE_LEN(sp) - sense_len);
+
+	SET_CMD_SENSE_PTR(sp, cp->sense_buffer + sense_len);
+	track_sense_len -= sense_len;
+	SET_CMD_SENSE_LEN(sp, track_sense_len);
+
+	ql_dbg(ql_dbg_io, vha, 0x304d,
+	    "sense_len=0x%x par_sense_len=0x%x track_sense_len=0x%x.\n",
+	    sense_len, par_sense_len, track_sense_len);
+	if (GET_FW_SENSE_LEN(sp) > 0) {
+		rsp->status_srb = sp;
+		cp->result = res;
+	}
+
+	if (sense_len) {
+		ql_dbg(ql_dbg_io + ql_dbg_buffer, vha, 0x3039,
+		    "Check condition Sense data, nexus%ld:%d:%d cmd=%p.\n",
+		    sp->fcport->vha->host_no, cp->device->id, cp->device->lun,
+		    cp);
+		ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x3049,
+		    cp->sense_buffer, sense_len);
+	}
+}
+
+static void
+qlafx00_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
+		      struct tsk_mgmt_entry_fx00 *pkt, srb_t *sp,
+		      uint16_t sstatus, uint16_t cpstatus)
+{
+	struct srb_iocb *tmf;
+
+	tmf = &sp->u.iocb_cmd;
+	if (cpstatus != CS_COMPLETE ||
+	    (sstatus & SS_RESPONSE_INFO_LEN_VALID))
+		cpstatus = CS_INCOMPLETE;
+	tmf->u.tmf.comp_status = cpstatus;
+	sp->done(vha, sp, 0);
+}
+
+static void
+qlafx00_abort_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
+			 struct abort_iocb_entry_fx00 *pkt)
+{
+	const char func[] = "ABT_IOCB";
+	srb_t *sp;
+	struct srb_iocb *abt;
+
+	sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
+	if (!sp)
+		return;
+
+	abt = &sp->u.iocb_cmd;
+	abt->u.abt.comp_status = le32_to_cpu(pkt->tgt_id_sts);
+	sp->done(vha, sp, 0);
+}
+
+static void
+qlafx00_ioctl_iosb_entry(scsi_qla_host_t *vha, struct req_que *req,
+			 struct ioctl_iocb_entry_fx00 *pkt)
+{
+	const char func[] = "IOSB_IOCB";
+	srb_t *sp;
+	struct fc_bsg_job *bsg_job;
+	struct srb_iocb *iocb_job;
+	int res;
+	struct qla_mt_iocb_rsp_fx00 fstatus;
+	uint8_t	*fw_sts_ptr;
+
+	sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
+	if (!sp)
+		return;
+
+	if (sp->type == SRB_FXIOCB_DCMD) {
+		iocb_job = &sp->u.iocb_cmd;
+		iocb_job->u.fxiocb.seq_number = le32_to_cpu(pkt->seq_no);
+		iocb_job->u.fxiocb.fw_flags = le32_to_cpu(pkt->fw_iotcl_flags);
+		iocb_job->u.fxiocb.result = le32_to_cpu(pkt->status);
+		if (iocb_job->u.fxiocb.flags & SRB_FXDISC_RSP_DWRD_VALID)
+			iocb_job->u.fxiocb.req_data =
+			    le32_to_cpu(pkt->dataword_r);
+	} else {
+		bsg_job = sp->u.bsg_job;
+
+		memset(&fstatus, 0, sizeof(struct qla_mt_iocb_rsp_fx00));
+
+		fstatus.reserved_1 = pkt->reserved_0;
+		fstatus.func_type = pkt->comp_func_num;
+		fstatus.ioctl_flags = pkt->fw_iotcl_flags;
+		fstatus.ioctl_data = pkt->dataword_r;
+		fstatus.adapid = pkt->adapid;
+		fstatus.adapid_hi = pkt->adapid_hi;
+		fstatus.reserved_2 = pkt->reserved_1;
+		fstatus.res_count = pkt->residuallen;
+		fstatus.status = pkt->status;
+		fstatus.seq_number = pkt->seq_no;
+		memcpy(fstatus.reserved_3,
+		    pkt->reserved_2, 20 * sizeof(uint8_t));
+
+		fw_sts_ptr = ((uint8_t *)bsg_job->req->sense) +
+		    sizeof(struct fc_bsg_reply);
+
+		memcpy(fw_sts_ptr, (uint8_t *)&fstatus,
+		    sizeof(struct qla_mt_iocb_rsp_fx00));
+		bsg_job->reply_len = sizeof(struct fc_bsg_reply) +
+			sizeof(struct qla_mt_iocb_rsp_fx00) + sizeof(uint8_t);
+
+		ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
+		    sp->fcport->vha, 0x5080,
+		    (uint8_t *)pkt, sizeof(struct ioctl_iocb_entry_fx00));
+
+		ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
+		    sp->fcport->vha, 0x5074,
+		    (uint8_t *)fw_sts_ptr, sizeof(struct qla_mt_iocb_rsp_fx00));
+
+		res = bsg_job->reply->result = DID_OK << 16;
+		bsg_job->reply->reply_payload_rcv_len =
+		    bsg_job->reply_payload.payload_len;
+	}
+	sp->done(vha, sp, res);
+}
+
+/**
+ * qlafx00_status_entry() - Process a Status IOCB entry.
+ * @ha: SCSI driver HA context
+ * @pkt: Entry pointer
+ */
+static void
+qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
+{
+	srb_t		*sp;
+	fc_port_t	*fcport;
+	struct scsi_cmnd *cp;
+	struct sts_entry_fx00 *sts;
+	uint16_t	comp_status;
+	uint16_t	scsi_status;
+	uint16_t	ox_id;
+	uint8_t		lscsi_status;
+	int32_t		resid;
+	uint32_t	sense_len, par_sense_len, rsp_info_len, resid_len,
+	    fw_resid_len;
+	uint8_t		*rsp_info = NULL, *sense_data = NULL;
+	struct qla_hw_data *ha = vha->hw;
+	uint32_t hindex, handle;
+	uint16_t que;
+	struct req_que *req;
+	int logit = 1;
+	int res = 0;
+
+	sts = (struct sts_entry_fx00 *) pkt;
+
+	comp_status = le16_to_cpu(sts->comp_status);
+	scsi_status = le16_to_cpu(sts->scsi_status) & SS_MASK;
+	hindex = sts->handle;
+	handle = LSW(hindex);
+
+	que = MSW(hindex);
+	req = ha->req_q_map[que];
+
+	/* Validate handle. */
+	if (handle < req->num_outstanding_cmds)
+		sp = req->outstanding_cmds[handle];
+	else
+		sp = NULL;
+
+	if (sp == NULL) {
+		ql_dbg(ql_dbg_io, vha, 0x3034,
+		    "Invalid status handle (0x%x).\n", handle);
+
+		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+		qla2xxx_wake_dpc(vha);
+		return;
+	}
+
+	if (sp->type == SRB_TM_CMD) {
+		req->outstanding_cmds[handle] = NULL;
+		qlafx00_tm_iocb_entry(vha, req, pkt, sp,
+		    scsi_status, comp_status);
+		return;
+	}
+
+	/* Fast path completion. */
+	if (comp_status == CS_COMPLETE && scsi_status == 0) {
+		qla2x00_do_host_ramp_up(vha);
+		qla2x00_process_completed_request(vha, req, handle);
+		return;
+	}
+
+	req->outstanding_cmds[handle] = NULL;
+	cp = GET_CMD_SP(sp);
+	if (cp == NULL) {
+		ql_dbg(ql_dbg_io, vha, 0x3048,
+		    "Command already returned (0x%x/%p).\n",
+		    handle, sp);
+
+		return;
+	}
+
+	lscsi_status = scsi_status & STATUS_MASK;
+
+	fcport = sp->fcport;
+
+	ox_id = 0;
+	sense_len = par_sense_len = rsp_info_len = resid_len =
+		fw_resid_len = 0;
+	if (scsi_status & SS_SENSE_LEN_VALID)
+		sense_len = le32_to_cpu(sts->sense_len);
+	if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER))
+		resid_len = le32_to_cpu(sts->residual_len);
+	if (comp_status == CS_DATA_UNDERRUN)
+		fw_resid_len = le32_to_cpu(sts->residual_len);
+	rsp_info = sense_data = sts->data;
+	par_sense_len = sizeof(sts->data);
+
+	/* Check for overrun. */
+	if (comp_status == CS_COMPLETE &&
+	    scsi_status & SS_RESIDUAL_OVER)
+		comp_status = CS_DATA_OVERRUN;
+
+	/*
+	 * Based on Host and scsi status generate status code for Linux
+	 */
+	switch (comp_status) {
+	case CS_COMPLETE:
+	case CS_QUEUE_FULL:
+		if (scsi_status == 0) {
+			res = DID_OK << 16;
+			break;
+		}
+		if (scsi_status & (SS_RESIDUAL_UNDER | SS_RESIDUAL_OVER)) {
+			resid = resid_len;
+			scsi_set_resid(cp, resid);
+
+			if (!lscsi_status &&
+			    ((unsigned)(scsi_bufflen(cp) - resid) <
+			     cp->underflow)) {
+				ql_dbg(ql_dbg_io, fcport->vha, 0x3050,
+				    "Mid-layer underflow "
+				    "detected (0x%x of 0x%x bytes).\n",
+				    resid, scsi_bufflen(cp));
+
+				res = DID_ERROR << 16;
+				break;
+			}
+		}
+		res = DID_OK << 16 | lscsi_status;
+
+		if (lscsi_status == SAM_STAT_TASK_SET_FULL) {
+			ql_dbg(ql_dbg_io, fcport->vha, 0x3051,
+			    "QUEUE FULL detected.\n");
+			break;
+		}
+		logit = 0;
+		if (lscsi_status != SS_CHECK_CONDITION)
+			break;
+
+		memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
+		if (!(scsi_status & SS_SENSE_LEN_VALID))
+			break;
+
+		qlafx00_handle_sense(sp, sense_data, par_sense_len, sense_len,
+		    rsp, res);
+		break;
+
+	case CS_DATA_UNDERRUN:
+		/* Use F/W calculated residual length. */
+		if (IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha))
+			resid = fw_resid_len;
+		else
+			resid = resid_len;
+		scsi_set_resid(cp, resid);
+		if (scsi_status & SS_RESIDUAL_UNDER) {
+			if ((IS_FWI2_CAPABLE(ha) || IS_QLAFX00(ha))
+			    && fw_resid_len != resid_len) {
+				ql_dbg(ql_dbg_io, fcport->vha, 0x3052,
+				    "Dropped frame(s) detected "
+				    "(0x%x of 0x%x bytes).\n",
+				    resid, scsi_bufflen(cp));
+
+				res = DID_ERROR << 16 | lscsi_status;
+				goto check_scsi_status;
+			}
+
+			if (!lscsi_status &&
+			    ((unsigned)(scsi_bufflen(cp) - resid) <
+			    cp->underflow)) {
+				ql_dbg(ql_dbg_io, fcport->vha, 0x3053,
+				    "Mid-layer underflow "
+				    "detected (0x%x of 0x%x bytes, "
+				    "cp->underflow: 0x%x).\n",
+				    resid, scsi_bufflen(cp), cp->underflow);
+
+				res = DID_ERROR << 16;
+				break;
+			}
+		} else if (lscsi_status != SAM_STAT_TASK_SET_FULL &&
+			    lscsi_status != SAM_STAT_BUSY) {
+			/*
+			 * scsi status of task set and busy are considered
+			 * to be task not completed.
+			 */
+
+			ql_dbg(ql_dbg_io, fcport->vha, 0x3054,
+			    "Dropped frame(s) detected (0x%x "
+			    "of 0x%x bytes).\n", resid,
+			    scsi_bufflen(cp));
+
+			res = DID_ERROR << 16 | lscsi_status;
+			goto check_scsi_status;
+		} else {
+			ql_dbg(ql_dbg_io, fcport->vha, 0x3055,
+			    "scsi_status: 0x%x, lscsi_status: 0x%x\n",
+			    scsi_status, lscsi_status);
+		}
+
+		res = DID_OK << 16 | lscsi_status;
+		logit = 0;
+
+check_scsi_status:
+		/*
+		 * Check to see if SCSI Status is non zero. If so report SCSI
+		 * Status.
+		 */
+		if (lscsi_status != 0) {
+			if (lscsi_status == SAM_STAT_TASK_SET_FULL) {
+				ql_dbg(ql_dbg_io, fcport->vha, 0x3056,
+				    "QUEUE FULL detected.\n");
+				logit = 1;
+				break;
+			}
+			if (lscsi_status != SS_CHECK_CONDITION)
+				break;
+
+			memset(cp->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
+			if (!(scsi_status & SS_SENSE_LEN_VALID))
+				break;
+
+			qlafx00_handle_sense(sp, sense_data, par_sense_len,
+			    sense_len, rsp, res);
+		}
+		break;
+
+	case CS_PORT_LOGGED_OUT:
+	case CS_PORT_CONFIG_CHG:
+	case CS_PORT_BUSY:
+	case CS_INCOMPLETE:
+	case CS_PORT_UNAVAILABLE:
+	case CS_TIMEOUT:
+	case CS_RESET:
+
+		/*
+		 * We are going to have the fc class block the rport
+		 * while we try to recover so instruct the mid layer
+		 * to requeue until the class decides how to handle this.
+		 */
+		res = DID_TRANSPORT_DISRUPTED << 16;
+
+		ql_dbg(ql_dbg_io, fcport->vha, 0x3057,
+		    "Port down status: port-state=0x%x.\n",
+		    atomic_read(&fcport->state));
+
+		if (atomic_read(&fcport->state) == FCS_ONLINE)
+			qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1);
+		break;
+
+	case CS_ABORTED:
+		res = DID_RESET << 16;
+		break;
+
+	default:
+		res = DID_ERROR << 16;
+		break;
+	}
+
+	if (logit)
+		ql_dbg(ql_dbg_io, fcport->vha, 0x3058,
+		    "FCP command status: 0x%x-0x%x (0x%x) "
+		    "nexus=%ld:%d:%d tgt_id: 0x%x lscsi_status: 0x%x"
+		    "cdb=%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x len=0x%x "
+		    "rsp_info=0x%x resid=0x%x fw_resid=0x%x "
+		    "sense_len=0x%x, par_sense_len=0x%x, rsp_info_len=0x%x\n",
+		    comp_status, scsi_status, res, vha->host_no,
+		    cp->device->id, cp->device->lun, fcport->tgt_id,
+		    lscsi_status, cp->cmnd[0], cp->cmnd[1], cp->cmnd[2],
+		    cp->cmnd[3], cp->cmnd[4], cp->cmnd[5], cp->cmnd[6],
+		    cp->cmnd[7], cp->cmnd[8], cp->cmnd[9], scsi_bufflen(cp),
+		    rsp_info_len, resid_len, fw_resid_len, sense_len,
+		    par_sense_len, rsp_info_len);
+
+	if (!res)
+		qla2x00_do_host_ramp_up(vha);
+
+	if (rsp->status_srb == NULL)
+		sp->done(ha, sp, res);
+}
+
+/**
+ * qlafx00_status_cont_entry() - Process a Status Continuations entry.
+ * @ha: SCSI driver HA context
+ * @pkt: Entry pointer
+ *
+ * Extended sense data.
+ */
+static void
+qlafx00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt)
+{
+	uint8_t	sense_sz = 0;
+	struct qla_hw_data *ha = rsp->hw;
+	struct scsi_qla_host *vha = pci_get_drvdata(ha->pdev);
+	srb_t *sp = rsp->status_srb;
+	struct scsi_cmnd *cp;
+	uint32_t sense_len;
+	uint8_t *sense_ptr;
+
+	if (!sp) {
+		ql_dbg(ql_dbg_io, vha, 0x3037,
+		    "no SP, sp = %p\n", sp);
+		return;
+	}
+
+	if (!GET_FW_SENSE_LEN(sp)) {
+		ql_dbg(ql_dbg_io, vha, 0x304b,
+		    "no fw sense data, sp = %p\n", sp);
+		return;
+	}
+	cp = GET_CMD_SP(sp);
+	if (cp == NULL) {
+		ql_log(ql_log_warn, vha, 0x303b,
+		    "cmd is NULL: already returned to OS (sp=%p).\n", sp);
+
+		rsp->status_srb = NULL;
+		return;
+	}
+
+	if (!GET_CMD_SENSE_LEN(sp)) {
+		ql_dbg(ql_dbg_io, vha, 0x304c,
+		    "no sense data, sp = %p\n", sp);
+	} else {
+		sense_len = GET_CMD_SENSE_LEN(sp);
+		sense_ptr = GET_CMD_SENSE_PTR(sp);
+		ql_dbg(ql_dbg_io, vha, 0x304f,
+		    "sp=%p sense_len=0x%x sense_ptr=%p.\n",
+		    sp, sense_len, sense_ptr);
+
+		if (sense_len > sizeof(pkt->data))
+			sense_sz = sizeof(pkt->data);
+		else
+			sense_sz = sense_len;
+
+		/* Move sense data. */
+		ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x304e,
+		    (uint8_t *)pkt, sizeof(sts_cont_entry_t));
+		memcpy(sense_ptr, pkt->data, sense_sz);
+		ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x304a,
+		    sense_ptr, sense_sz);
+
+		sense_len -= sense_sz;
+		sense_ptr += sense_sz;
+
+		SET_CMD_SENSE_PTR(sp, sense_ptr);
+		SET_CMD_SENSE_LEN(sp, sense_len);
+	}
+	sense_len = GET_FW_SENSE_LEN(sp);
+	sense_len = (sense_len > sizeof(pkt->data)) ?
+	    (sense_len - sizeof(pkt->data)) : 0;
+	SET_FW_SENSE_LEN(sp, sense_len);
+
+	/* Place command on done queue. */
+	if (sense_len == 0) {
+		rsp->status_srb = NULL;
+		sp->done(ha, sp, cp->result);
+	}
+}
+
+/**
+ * qlafx00_multistatus_entry() - Process Multi response queue entries.
+ * @ha: SCSI driver HA context
+ */
+static void
+qlafx00_multistatus_entry(struct scsi_qla_host *vha,
+	struct rsp_que *rsp, void *pkt)
+{
+	srb_t		*sp;
+	struct multi_sts_entry_fx00 *stsmfx;
+	struct qla_hw_data *ha = vha->hw;
+	uint32_t handle, hindex, handle_count, i;
+	uint16_t que;
+	struct req_que *req;
+	uint32_t *handle_ptr;
+
+	stsmfx = (struct multi_sts_entry_fx00 *) pkt;
+
+	handle_count = stsmfx->handle_count;
+
+	if (handle_count > MAX_HANDLE_COUNT) {
+		ql_dbg(ql_dbg_io, vha, 0x3035,
+		    "Invalid handle count (0x%x).\n", handle_count);
+		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+		qla2xxx_wake_dpc(vha);
+		return;
+	}
+
+	handle_ptr = (uint32_t *) &stsmfx->handles[0];
+
+	for (i = 0; i < handle_count; i++) {
+		hindex = le32_to_cpu(*handle_ptr);
+		handle = LSW(hindex);
+		que = MSW(hindex);
+		req = ha->req_q_map[que];
+
+		/* Validate handle. */
+		if (handle < req->num_outstanding_cmds)
+			sp = req->outstanding_cmds[handle];
+		else
+			sp = NULL;
+
+		if (sp == NULL) {
+			ql_dbg(ql_dbg_io, vha, 0x3044,
+			    "Invalid status handle (0x%x).\n", handle);
+			set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+			qla2xxx_wake_dpc(vha);
+			return;
+		}
+		qla2x00_process_completed_request(vha, req, handle);
+		handle_ptr++;
+	}
+}
+
+/**
+ * qlafx00_error_entry() - Process an error entry.
+ * @ha: SCSI driver HA context
+ * @pkt: Entry pointer
+ */
+static void
+qlafx00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp,
+		    struct sts_entry_fx00 *pkt, uint8_t estatus, uint8_t etype)
+{
+	srb_t *sp;
+	struct qla_hw_data *ha = vha->hw;
+	const char func[] = "ERROR-IOCB";
+	uint16_t que = MSW(pkt->handle);
+	struct req_que *req = NULL;
+	int res = DID_ERROR << 16;
+
+	ql_dbg(ql_dbg_async, vha, 0x507f,
+	    "type of error status in response: 0x%x\n", estatus);
+
+	req = ha->req_q_map[que];
+
+	sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
+	if (sp) {
+		sp->done(ha, sp, res);
+		return;
+	}
+
+	set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+	qla2xxx_wake_dpc(vha);
+}
+
+/**
+ * qlafx00_process_response_queue() - Process response queue entries.
+ * @ha: SCSI driver HA context
+ */
+static void
+qlafx00_process_response_queue(struct scsi_qla_host *vha,
+	struct rsp_que *rsp)
+{
+	struct sts_entry_fx00 *pkt;
+	response_t *lptr;
+
+	if (!vha->flags.online)
+		return;
+
+	while (RD_REG_DWORD(&(rsp->ring_ptr->signature)) !=
+	    RESPONSE_PROCESSED) {
+		lptr = rsp->ring_ptr;
+		memcpy_fromio(rsp->rsp_pkt, lptr, sizeof(rsp->rsp_pkt));
+		pkt = (struct sts_entry_fx00 *)rsp->rsp_pkt;
+
+		rsp->ring_index++;
+		if (rsp->ring_index == rsp->length) {
+			rsp->ring_index = 0;
+			rsp->ring_ptr = rsp->ring;
+		} else {
+			rsp->ring_ptr++;
+		}
+
+		if (pkt->entry_status != 0 &&
+		    pkt->entry_type != IOCTL_IOSB_TYPE_FX00) {
+			qlafx00_error_entry(vha, rsp,
+			    (struct sts_entry_fx00 *)pkt, pkt->entry_status,
+			    pkt->entry_type);
+			goto next_iter;
+			continue;
+		}
+
+		switch (pkt->entry_type) {
+		case STATUS_TYPE_FX00:
+			qlafx00_status_entry(vha, rsp, pkt);
+			break;
+
+		case STATUS_CONT_TYPE_FX00:
+			qlafx00_status_cont_entry(rsp, (sts_cont_entry_t *)pkt);
+			break;
+
+		case MULTI_STATUS_TYPE_FX00:
+			qlafx00_multistatus_entry(vha, rsp, pkt);
+			break;
+
+		case ABORT_IOCB_TYPE_FX00:
+			qlafx00_abort_iocb_entry(vha, rsp->req,
+			   (struct abort_iocb_entry_fx00 *)pkt);
+			break;
+
+		case IOCTL_IOSB_TYPE_FX00:
+			qlafx00_ioctl_iosb_entry(vha, rsp->req,
+			    (struct ioctl_iocb_entry_fx00 *)pkt);
+			break;
+		default:
+			/* Type Not Supported. */
+			ql_dbg(ql_dbg_async, vha, 0x5081,
+			    "Received unknown response pkt type %x "
+			    "entry status=%x.\n",
+			    pkt->entry_type, pkt->entry_status);
+			break;
+		}
+next_iter:
+		WRT_REG_DWORD(&lptr->signature, RESPONSE_PROCESSED);
+		wmb();
+	}
+
+	/* Adjust ring index */
+	WRT_REG_DWORD(rsp->rsp_q_out, rsp->ring_index);
+}
+
+/**
+ * qlafx00_async_event() - Process aynchronous events.
+ * @ha: SCSI driver HA context
+ */
+static void
+qlafx00_async_event(scsi_qla_host_t *vha)
+{
+	struct qla_hw_data *ha = vha->hw;
+	struct device_reg_fx00 __iomem *reg;
+	int data_size = 1;
+
+	reg = &ha->iobase->ispfx00;
+	/* Setup to process RIO completion. */
+	switch (ha->aenmb[0]) {
+	case QLAFX00_MBA_SYSTEM_ERR:		/* System Error */
+		ql_log(ql_log_warn, vha, 0x5079,
+		    "ISP System Error - mbx1=%x\n", ha->aenmb[0]);
+		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+		break;
+
+	case QLAFX00_MBA_SHUTDOWN_RQSTD:	/* Shutdown requested */
+		ql_dbg(ql_dbg_async, vha, 0x5076,
+		    "Asynchronous FW shutdown requested.\n");
+		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+		qla2xxx_wake_dpc(vha);
+		break;
+
+	case QLAFX00_MBA_PORT_UPDATE:		/* Port database update */
+		ha->aenmb[1] = RD_REG_WORD(&reg->aenmailbox1);
+		ha->aenmb[2] = RD_REG_WORD(&reg->aenmailbox2);
+		ha->aenmb[3] = RD_REG_WORD(&reg->aenmailbox3);
+		ql_dbg(ql_dbg_async, vha, 0x5077,
+		    "Asynchronous port Update received "
+		    "aenmb[0]: %x, aenmb[1]: %x, aenmb[2]: %x, aenmb[3]: %x\n",
+		    ha->aenmb[0], ha->aenmb[1], ha->aenmb[2], ha->aenmb[3]);
+		data_size = 4;
+		break;
+	default:
+		ha->aenmb[1] = RD_REG_WORD(&reg->aenmailbox1);
+		ha->aenmb[2] = RD_REG_WORD(&reg->aenmailbox2);
+		ha->aenmb[3] = RD_REG_WORD(&reg->aenmailbox3);
+		ha->aenmb[4] = RD_REG_WORD(&reg->aenmailbox4);
+		ha->aenmb[5] = RD_REG_WORD(&reg->aenmailbox5);
+		ha->aenmb[6] = RD_REG_WORD(&reg->aenmailbox6);
+		ha->aenmb[7] = RD_REG_WORD(&reg->aenmailbox7);
+		ql_dbg(ql_dbg_async, vha, 0x5078,
+		    "AEN:%04x %04x %04x %04x :%04x %04x %04x %04x\n",
+		    ha->aenmb[0], ha->aenmb[1], ha->aenmb[2], ha->aenmb[3],
+		    ha->aenmb[4], ha->aenmb[5], ha->aenmb[6], ha->aenmb[7]);
+		break;
+	}
+	qlafx00_post_aenfx_work(vha, ha->aenmb[0],
+	    (uint32_t *)ha->aenmb, data_size);
+}
+
+/**
+ *
+ * qlafx00x_mbx_completion() - Process mailbox command completions.
+ * @ha: SCSI driver HA context
+ * @mb16: Mailbox16 register
+ */
+static void
+qlafx00_mbx_completion(scsi_qla_host_t *vha, uint32_t mb0)
+{
+	uint16_t	cnt;
+	uint16_t __iomem *wptr;
+	struct qla_hw_data *ha = vha->hw;
+	struct device_reg_fx00 __iomem *reg = &ha->iobase->ispfx00;
+
+	if (!ha->mcp32)
+		ql_dbg(ql_dbg_async, vha, 0x507e, "MBX pointer ERROR.\n");
+
+	/* Load return mailbox registers. */
+	ha->flags.mbox_int = 1;
+	ha->mailbox_out32[0] = mb0;
+	wptr = (uint16_t __iomem *)&reg->mailbox17;
+
+	for (cnt = 1; cnt < ha->mbx_count; cnt++) {
+		ha->mailbox_out32[cnt] = RD_REG_WORD(wptr);
+		wptr++;
+	}
+}
+
+/**
+ * qlafx00_intr_handler() - Process interrupts for the ISPFX00.
+ * @irq:
+ * @dev_id: SCSI driver HA context
+ *
+ * Called by system whenever the host adapter generates an interrupt.
+ *
+ * Returns handled flag.
+ */
+irqreturn_t
+qlafx00_intr_handler(int irq, void *dev_id)
+{
+	scsi_qla_host_t	*vha;
+	struct qla_hw_data *ha;
+	struct device_reg_fx00 __iomem *reg;
+	int		status;
+	unsigned long	iter;
+	uint32_t	stat;
+	uint32_t	mb[8];
+	struct rsp_que *rsp;
+	unsigned long	flags;
+	uint32_t clr_intr = 0;
+
+	rsp = (struct rsp_que *) dev_id;
+	if (!rsp) {
+		ql_log(ql_log_info, NULL, 0x507d,
+		    "%s: NULL response queue pointer.\n", __func__);
+		return IRQ_NONE;
+	}
+
+	ha = rsp->hw;
+	reg = &ha->iobase->ispfx00;
+	status = 0;
+
+	if (unlikely(pci_channel_offline(ha->pdev)))
+		return IRQ_HANDLED;
+
+	spin_lock_irqsave(&ha->hardware_lock, flags);
+	vha = pci_get_drvdata(ha->pdev);
+	for (iter = 50; iter--; clr_intr = 0) {
+		stat = QLAFX00_RD_INTR_REG(ha);
+		if ((stat & QLAFX00_HST_INT_STS_BITS) == 0)
+			break;
+
+		switch (stat & QLAFX00_HST_INT_STS_BITS) {
+		case QLAFX00_INTR_MB_CMPLT:
+		case QLAFX00_INTR_MB_RSP_CMPLT:
+		case QLAFX00_INTR_MB_ASYNC_CMPLT:
+		case QLAFX00_INTR_ALL_CMPLT:
+			mb[0] = RD_REG_WORD(&reg->mailbox16);
+			qlafx00_mbx_completion(vha, mb[0]);
+			status |= MBX_INTERRUPT;
+			clr_intr |= QLAFX00_INTR_MB_CMPLT;
+			break;
+		case QLAFX00_INTR_ASYNC_CMPLT:
+		case QLAFX00_INTR_RSP_ASYNC_CMPLT:
+			ha->aenmb[0] = RD_REG_WORD(&reg->aenmailbox0);
+			qlafx00_async_event(vha);
+			clr_intr |= QLAFX00_INTR_ASYNC_CMPLT;
+			break;
+		case QLAFX00_INTR_RSP_CMPLT:
+			qlafx00_process_response_queue(vha, rsp);
+			clr_intr |= QLAFX00_INTR_RSP_CMPLT;
+			break;
+		default:
+			ql_dbg(ql_dbg_async, vha, 0x507a,
+			    "Unrecognized interrupt type (%d).\n", stat);
+			break;
+		}
+		QLAFX00_CLR_INTR_REG(ha, clr_intr);
+		QLAFX00_RD_INTR_REG(ha);
+	}
+	spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+	if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags) &&
+	    (status & MBX_INTERRUPT) && ha->flags.mbox_int) {
+		set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
+		complete(&ha->mbx_intr_comp);
+	}
+	return IRQ_HANDLED;
+}
+
+/** QLAFX00 specific IOCB implementation functions */
+
+static inline cont_a64_entry_t *
+qlafx00_prep_cont_type1_iocb(struct req_que *req,
+			     cont_a64_entry_t *lcont_pkt)
+{
+	cont_a64_entry_t *cont_pkt;
+
+	/* Adjust ring index. */
+	req->ring_index++;
+	if (req->ring_index == req->length) {
+		req->ring_index = 0;
+		req->ring_ptr = req->ring;
+	} else {
+		req->ring_ptr++;
+	}
+
+	cont_pkt = (cont_a64_entry_t *)req->ring_ptr;
+
+	/* Load packet defaults. */
+	*((uint32_t *)(&lcont_pkt->entry_type)) =
+	    __constant_cpu_to_le32(CONTINUE_A64_TYPE_FX00);
+
+	return cont_pkt;
+}
+
+static inline void
+qlafx00_build_scsi_iocbs(srb_t *sp, struct cmd_type_7_fx00 *cmd_pkt,
+			 uint16_t tot_dsds, struct cmd_type_7_fx00 *lcmd_pkt)
+{
+	uint16_t	avail_dsds;
+	uint32_t	*cur_dsd;
+	scsi_qla_host_t	*vha;
+	struct scsi_cmnd *cmd;
+	struct scatterlist *sg;
+	int i, cont;
+	struct req_que *req;
+	cont_a64_entry_t lcont_pkt;
+	cont_a64_entry_t *cont_pkt;
+
+	vha = sp->fcport->vha;
+	req = vha->req;
+
+	cmd = GET_CMD_SP(sp);
+	cont = 0;
+	cont_pkt = NULL;
+
+	/* Update entry type to indicate Command Type 3 IOCB */
+	*((uint32_t *)(&lcmd_pkt->entry_type)) =
+	    __constant_cpu_to_le32(FX00_COMMAND_TYPE_7);
+
+	/* No data transfer */
+	if (!scsi_bufflen(cmd) || cmd->sc_data_direction == DMA_NONE) {
+		lcmd_pkt->byte_count = __constant_cpu_to_le32(0);
+		return;
+	}
+
+	/* Set transfer direction */
+	if (cmd->sc_data_direction == DMA_TO_DEVICE) {
+		lcmd_pkt->cntrl_flags =
+		    __constant_cpu_to_le16(TMF_WRITE_DATA);
+		vha->qla_stats.output_bytes += scsi_bufflen(cmd);
+	} else if (cmd->sc_data_direction == DMA_FROM_DEVICE) {
+		lcmd_pkt->cntrl_flags =
+		    __constant_cpu_to_le16(TMF_READ_DATA);
+		vha->qla_stats.input_bytes += scsi_bufflen(cmd);
+	}
+
+	/* One DSD is available in the Command Type 3 IOCB */
+	avail_dsds = 1;
+	cur_dsd = (uint32_t *)&lcmd_pkt->dseg_0_address;
+
+	/* Load data segments */
+	scsi_for_each_sg(cmd, sg, tot_dsds, i) {
+		dma_addr_t	sle_dma;
+
+		/* Allocate additional continuation packets? */
+		if (avail_dsds == 0) {
+			/*
+			 * Five DSDs are available in the Continuation
+			 * Type 1 IOCB.
+			 */
+			memset(&lcont_pkt, 0, REQUEST_ENTRY_SIZE);
+			cont_pkt =
+			    qlafx00_prep_cont_type1_iocb(req, &lcont_pkt);
+			cur_dsd = (uint32_t *)lcont_pkt.dseg_0_address;
+			avail_dsds = 5;
+			cont = 1;
+		}
+
+		sle_dma = sg_dma_address(sg);
+		*cur_dsd++ = cpu_to_le32(LSD(sle_dma));
+		*cur_dsd++ = cpu_to_le32(MSD(sle_dma));
+		*cur_dsd++ = cpu_to_le32(sg_dma_len(sg));
+		avail_dsds--;
+		if (avail_dsds == 0 && cont == 1) {
+			cont = 0;
+			memcpy_toio((void __iomem *)cont_pkt, &lcont_pkt,
+			    REQUEST_ENTRY_SIZE);
+		}
+
+	}
+	if (avail_dsds != 0 && cont == 1) {
+		memcpy_toio((void __iomem *)cont_pkt, &lcont_pkt,
+		    REQUEST_ENTRY_SIZE);
+	}
+}
+
+/**
+ * qlafx00_start_scsi() - Send a SCSI command to the ISP
+ * @sp: command to send to the ISP
+ *
+ * Returns non-zero if a failure occurred, else zero.
+ */
+int
+qlafx00_start_scsi(srb_t *sp)
+{
+	int		ret, nseg;
+	unsigned long   flags;
+	uint32_t        index;
+	uint32_t	handle;
+	uint16_t	cnt;
+	uint16_t	req_cnt;
+	uint16_t	tot_dsds;
+	struct req_que *req = NULL;
+	struct rsp_que *rsp = NULL;
+	struct scsi_cmnd *cmd = GET_CMD_SP(sp);
+	struct scsi_qla_host *vha = sp->fcport->vha;
+	struct qla_hw_data *ha = vha->hw;
+	struct cmd_type_7_fx00 *cmd_pkt;
+	struct cmd_type_7_fx00 lcmd_pkt;
+	struct scsi_lun llun;
+	char		tag[2];
+
+	/* Setup device pointers. */
+	ret = 0;
+
+	rsp = ha->rsp_q_map[0];
+	req = vha->req;
+
+	/* So we know we haven't pci_map'ed anything yet */
+	tot_dsds = 0;
+
+	/* Forcing marker needed for now */
+	vha->marker_needed = 0;
+
+	/* Send marker if required */
+	if (vha->marker_needed != 0) {
+		if (qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL) !=
+		    QLA_SUCCESS)
+			return QLA_FUNCTION_FAILED;
+		vha->marker_needed = 0;
+	}
+
+	/* Acquire ring specific lock */
+	spin_lock_irqsave(&ha->hardware_lock, flags);
+
+	/* Check for room in outstanding command list. */
+	handle = req->current_outstanding_cmd;
+	for (index = 1; index < req->num_outstanding_cmds; index++) {
+		handle++;
+		if (handle == req->num_outstanding_cmds)
+			handle = 1;
+		if (!req->outstanding_cmds[handle])
+			break;
+	}
+	if (index == req->num_outstanding_cmds)
+		goto queuing_error;
+
+	/* Map the sg table so we have an accurate count of sg entries needed */
+	if (scsi_sg_count(cmd)) {
+		nseg = dma_map_sg(&ha->pdev->dev, scsi_sglist(cmd),
+		    scsi_sg_count(cmd), cmd->sc_data_direction);
+		if (unlikely(!nseg))
+			goto queuing_error;
+	} else
+		nseg = 0;
+
+	tot_dsds = nseg;
+	req_cnt = qla24xx_calc_iocbs(vha, tot_dsds);
+	if (req->cnt < (req_cnt + 2)) {
+		cnt = RD_REG_DWORD_RELAXED(req->req_q_out);
+
+		if (req->ring_index < cnt)
+			req->cnt = cnt - req->ring_index;
+		else
+			req->cnt = req->length -
+				(req->ring_index - cnt);
+		if (req->cnt < (req_cnt + 2))
+			goto queuing_error;
+	}
+
+	/* Build command packet. */
+	req->current_outstanding_cmd = handle;
+	req->outstanding_cmds[handle] = sp;
+	sp->handle = handle;
+	cmd->host_scribble = (unsigned char *)(unsigned long)handle;
+	req->cnt -= req_cnt;
+
+	cmd_pkt = (struct cmd_type_7_fx00 *)req->ring_ptr;
+
+	memset(&lcmd_pkt, 0, REQUEST_ENTRY_SIZE);
+
+	lcmd_pkt.handle = MAKE_HANDLE(req->id, sp->handle);
+	lcmd_pkt.handle_hi = 0;
+	lcmd_pkt.dseg_count = cpu_to_le16(tot_dsds);
+	lcmd_pkt.tgt_idx = cpu_to_le16(sp->fcport->tgt_id);
+
+	int_to_scsilun(cmd->device->lun, &llun);
+	host_to_adap((uint8_t *)&llun, (uint8_t *)&lcmd_pkt.lun,
+	    sizeof(lcmd_pkt.lun));
+
+	/* Update tagged queuing modifier -- default is TSK_SIMPLE (0). */
+	if (scsi_populate_tag_msg(cmd, tag)) {
+		switch (tag[0]) {
+		case HEAD_OF_QUEUE_TAG:
+			lcmd_pkt.task = TSK_HEAD_OF_QUEUE;
+			break;
+		case ORDERED_QUEUE_TAG:
+			lcmd_pkt.task = TSK_ORDERED;
+			break;
+		}
+	}
+
+	/* Load SCSI command packet. */
+	host_to_adap(cmd->cmnd, lcmd_pkt.fcp_cdb, sizeof(lcmd_pkt.fcp_cdb));
+	lcmd_pkt.byte_count = cpu_to_le32((uint32_t)scsi_bufflen(cmd));
+
+	/* Build IOCB segments */
+	qlafx00_build_scsi_iocbs(sp, cmd_pkt, tot_dsds, &lcmd_pkt);
+
+	/* Set total data segment count. */
+	lcmd_pkt.entry_count = (uint8_t)req_cnt;
+
+	/* Specify response queue number where completion should happen */
+	lcmd_pkt.entry_status = (uint8_t) rsp->id;
+
+	ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x302e,
+	    (uint8_t *)cmd->cmnd, cmd->cmd_len);
+	ql_dump_buffer(ql_dbg_io + ql_dbg_buffer, vha, 0x3032,
+	    (uint8_t *)&lcmd_pkt, REQUEST_ENTRY_SIZE);
+
+	memcpy_toio((void __iomem *)cmd_pkt, &lcmd_pkt, REQUEST_ENTRY_SIZE);
+	wmb();
+
+	/* Adjust ring index. */
+	req->ring_index++;
+	if (req->ring_index == req->length) {
+		req->ring_index = 0;
+		req->ring_ptr = req->ring;
+	} else
+		req->ring_ptr++;
+
+	sp->flags |= SRB_DMA_VALID;
+
+	/* Set chip new ring index. */
+	WRT_REG_DWORD(req->req_q_in, req->ring_index);
+	QLAFX00_SET_HST_INTR(ha, ha->rqstq_intr_code);
+
+	spin_unlock_irqrestore(&ha->hardware_lock, flags);
+	return QLA_SUCCESS;
+
+queuing_error:
+	if (tot_dsds)
+		scsi_dma_unmap(cmd);
+
+	spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+	return QLA_FUNCTION_FAILED;
+}
+
+void
+qlafx00_tm_iocb(srb_t *sp, struct tsk_mgmt_entry_fx00 *ptm_iocb)
+{
+	struct srb_iocb *fxio = &sp->u.iocb_cmd;
+	scsi_qla_host_t *vha = sp->fcport->vha;
+	struct req_que *req = vha->req;
+	struct tsk_mgmt_entry_fx00 tm_iocb;
+	struct scsi_lun llun;
+
+	memset(&tm_iocb, 0, sizeof(struct tsk_mgmt_entry_fx00));
+	tm_iocb.entry_type = TSK_MGMT_IOCB_TYPE_FX00;
+	tm_iocb.entry_count = 1;
+	tm_iocb.handle = cpu_to_le32(MAKE_HANDLE(req->id, sp->handle));
+	tm_iocb.handle_hi = 0;
+	tm_iocb.timeout = cpu_to_le16(qla2x00_get_async_timeout(vha) + 2);
+	tm_iocb.tgt_id = cpu_to_le16(sp->fcport->tgt_id);
+	tm_iocb.control_flags = cpu_to_le32(fxio->u.tmf.flags);
+	if (tm_iocb.control_flags == TCF_LUN_RESET) {
+		int_to_scsilun(fxio->u.tmf.lun, &llun);
+		host_to_adap((uint8_t *)&llun, (uint8_t *)&tm_iocb.lun,
+		    sizeof(struct scsi_lun));
+	}
+
+	memcpy((void __iomem *)ptm_iocb, &tm_iocb,
+	    sizeof(struct tsk_mgmt_entry_fx00));
+	wmb();
+}
+
+void
+qlafx00_abort_iocb(srb_t *sp, struct abort_iocb_entry_fx00 *pabt_iocb)
+{
+	struct srb_iocb *fxio = &sp->u.iocb_cmd;
+	scsi_qla_host_t *vha = sp->fcport->vha;
+	struct req_que *req = vha->req;
+	struct abort_iocb_entry_fx00 abt_iocb;
+
+	memset(&abt_iocb, 0, sizeof(struct abort_iocb_entry_fx00));
+	abt_iocb.entry_type = ABORT_IOCB_TYPE_FX00;
+	abt_iocb.entry_count = 1;
+	abt_iocb.handle = cpu_to_le32(MAKE_HANDLE(req->id, sp->handle));
+	abt_iocb.abort_handle =
+	    cpu_to_le32(MAKE_HANDLE(req->id, fxio->u.abt.cmd_hndl));
+	abt_iocb.tgt_id_sts = cpu_to_le16(sp->fcport->tgt_id);
+	abt_iocb.req_que_no = cpu_to_le16(req->id);
+
+	memcpy((void __iomem *)pabt_iocb, &abt_iocb,
+	    sizeof(struct abort_iocb_entry_fx00));
+	wmb();
+}
+
+void
+qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb)
+{
+	struct srb_iocb *fxio = &sp->u.iocb_cmd;
+	struct qla_mt_iocb_rqst_fx00 *piocb_rqst;
+	struct fc_bsg_job *bsg_job;
+	struct fxdisc_entry_fx00 fx_iocb;
+	uint8_t entry_cnt = 1;
+
+	memset(&fx_iocb, 0, sizeof(struct fxdisc_entry_fx00));
+	fx_iocb.entry_type = FX00_IOCB_TYPE;
+	fx_iocb.handle = cpu_to_le32(sp->handle);
+	fx_iocb.entry_count = entry_cnt;
+
+	if (sp->type == SRB_FXIOCB_DCMD) {
+		fx_iocb.func_num =
+		    cpu_to_le16(sp->u.iocb_cmd.u.fxiocb.req_func_type);
+		fx_iocb.adapid = cpu_to_le32(fxio->u.fxiocb.adapter_id);
+		fx_iocb.adapid_hi = cpu_to_le32(fxio->u.fxiocb.adapter_id_hi);
+		fx_iocb.reserved_0 = cpu_to_le32(fxio->u.fxiocb.reserved_0);
+		fx_iocb.reserved_1 = cpu_to_le32(fxio->u.fxiocb.reserved_1);
+		fx_iocb.dataword_extra =
+		    cpu_to_le32(fxio->u.fxiocb.req_data_extra);
+
+		if (fxio->u.fxiocb.flags & SRB_FXDISC_REQ_DMA_VALID) {
+			fx_iocb.req_dsdcnt = cpu_to_le16(1);
+			fx_iocb.req_xfrcnt =
+			    cpu_to_le16(fxio->u.fxiocb.req_len);
+			fx_iocb.dseg_rq_address[0] =
+			    cpu_to_le32(LSD(fxio->u.fxiocb.req_dma_handle));
+			fx_iocb.dseg_rq_address[1] =
+			    cpu_to_le32(MSD(fxio->u.fxiocb.req_dma_handle));
+			fx_iocb.dseg_rq_len =
+			    cpu_to_le32(fxio->u.fxiocb.req_len);
+		}
+
+		if (fxio->u.fxiocb.flags & SRB_FXDISC_RESP_DMA_VALID) {
+			fx_iocb.rsp_dsdcnt = cpu_to_le16(1);
+			fx_iocb.rsp_xfrcnt =
+			    cpu_to_le16(fxio->u.fxiocb.rsp_len);
+			fx_iocb.dseg_rsp_address[0] =
+			    cpu_to_le32(LSD(fxio->u.fxiocb.rsp_dma_handle));
+			fx_iocb.dseg_rsp_address[1] =
+			    cpu_to_le32(MSD(fxio->u.fxiocb.rsp_dma_handle));
+			fx_iocb.dseg_rsp_len =
+			    cpu_to_le32(fxio->u.fxiocb.rsp_len);
+		}
+
+		if (fxio->u.fxiocb.flags & SRB_FXDISC_REQ_DWRD_VALID) {
+			fx_iocb.dataword =
+			    cpu_to_le32(fxio->u.fxiocb.req_data);
+		}
+		fx_iocb.flags = fxio->u.fxiocb.flags;
+	} else {
+		struct scatterlist *sg;
+		bsg_job = sp->u.bsg_job;
+		piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *)
+			&bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
+
+		fx_iocb.func_num = piocb_rqst->func_type;
+		fx_iocb.adapid = piocb_rqst->adapid;
+		fx_iocb.adapid_hi = piocb_rqst->adapid_hi;
+		fx_iocb.reserved_0 = piocb_rqst->reserved_0;
+		fx_iocb.reserved_1 = piocb_rqst->reserved_1;
+		fx_iocb.dataword_extra = piocb_rqst->dataword_extra;
+		fx_iocb.dataword = piocb_rqst->dataword;
+		fx_iocb.req_xfrcnt = cpu_to_le16(piocb_rqst->req_len);
+		fx_iocb.rsp_xfrcnt = cpu_to_le16(piocb_rqst->rsp_len);
+
+		if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) {
+			int avail_dsds, tot_dsds;
+			cont_a64_entry_t lcont_pkt;
+			cont_a64_entry_t *cont_pkt = NULL;
+			uint32_t *cur_dsd;
+			int index = 0, cont = 0;
+
+			fx_iocb.req_dsdcnt =
+			    cpu_to_le16(bsg_job->request_payload.sg_cnt);
+			tot_dsds =
+			    cpu_to_le32(bsg_job->request_payload.sg_cnt);
+			cur_dsd = (uint32_t *)&fx_iocb.dseg_rq_address[0];
+			avail_dsds = 1;
+			for_each_sg(bsg_job->request_payload.sg_list, sg,
+			    tot_dsds, index) {
+				dma_addr_t sle_dma;
+
+				/* Allocate additional continuation packets? */
+				if (avail_dsds == 0) {
+					/*
+					 * Five DSDs are available in the Cont.
+					 * Type 1 IOCB.
+					 */
+					memset(&lcont_pkt, 0,
+					    REQUEST_ENTRY_SIZE);
+					cont_pkt =
+					    qlafx00_prep_cont_type1_iocb(
+						sp->fcport->vha->req,
+						&lcont_pkt);
+					cur_dsd = (uint32_t *)
+					    lcont_pkt.dseg_0_address;
+					avail_dsds = 5;
+					cont = 1;
+					entry_cnt++;
+				}
+
+				sle_dma = sg_dma_address(sg);
+				*cur_dsd++   = cpu_to_le32(LSD(sle_dma));
+				*cur_dsd++   = cpu_to_le32(MSD(sle_dma));
+				*cur_dsd++   = cpu_to_le32(sg_dma_len(sg));
+				avail_dsds--;
+
+				if (avail_dsds == 0 && cont == 1) {
+					cont = 0;
+					memcpy_toio(
+					    (void __iomem *)cont_pkt,
+					    &lcont_pkt, REQUEST_ENTRY_SIZE);
+					ql_dump_buffer(
+					    ql_dbg_user + ql_dbg_verbose,
+					    sp->fcport->vha, 0x3042,
+					    (uint8_t *)&lcont_pkt,
+					     REQUEST_ENTRY_SIZE);
+				}
+			}
+			if (avail_dsds != 0 && cont == 1) {
+				memcpy_toio((void __iomem *)cont_pkt,
+				    &lcont_pkt, REQUEST_ENTRY_SIZE);
+				ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
+				    sp->fcport->vha, 0x3043,
+				    (uint8_t *)&lcont_pkt, REQUEST_ENTRY_SIZE);
+			}
+		}
+
+		if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID) {
+			int avail_dsds, tot_dsds;
+			cont_a64_entry_t lcont_pkt;
+			cont_a64_entry_t *cont_pkt = NULL;
+			uint32_t *cur_dsd;
+			int index = 0, cont = 0;
+
+			fx_iocb.rsp_dsdcnt =
+			   cpu_to_le16(bsg_job->reply_payload.sg_cnt);
+			tot_dsds = cpu_to_le32(bsg_job->reply_payload.sg_cnt);
+			cur_dsd = (uint32_t *)&fx_iocb.dseg_rsp_address[0];
+			avail_dsds = 1;
+
+			for_each_sg(bsg_job->reply_payload.sg_list, sg,
+			    tot_dsds, index) {
+				dma_addr_t sle_dma;
+
+				/* Allocate additional continuation packets? */
+				if (avail_dsds == 0) {
+					/*
+					* Five DSDs are available in the Cont.
+					* Type 1 IOCB.
+					*/
+					memset(&lcont_pkt, 0,
+					    REQUEST_ENTRY_SIZE);
+					cont_pkt =
+					    qlafx00_prep_cont_type1_iocb(
+						sp->fcport->vha->req,
+						&lcont_pkt);
+					cur_dsd = (uint32_t *)
+					    lcont_pkt.dseg_0_address;
+					avail_dsds = 5;
+					cont = 1;
+					entry_cnt++;
+				}
+
+				sle_dma = sg_dma_address(sg);
+				*cur_dsd++   = cpu_to_le32(LSD(sle_dma));
+				*cur_dsd++   = cpu_to_le32(MSD(sle_dma));
+				*cur_dsd++   = cpu_to_le32(sg_dma_len(sg));
+				avail_dsds--;
+
+				if (avail_dsds == 0 && cont == 1) {
+					cont = 0;
+					memcpy_toio((void __iomem *)cont_pkt,
+					    &lcont_pkt,
+					    REQUEST_ENTRY_SIZE);
+					ql_dump_buffer(
+					    ql_dbg_user + ql_dbg_verbose,
+					    sp->fcport->vha, 0x3045,
+					    (uint8_t *)&lcont_pkt,
+					    REQUEST_ENTRY_SIZE);
+				}
+			}
+			if (avail_dsds != 0 && cont == 1) {
+				memcpy_toio((void __iomem *)cont_pkt,
+				    &lcont_pkt, REQUEST_ENTRY_SIZE);
+				ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
+				    sp->fcport->vha, 0x3046,
+				    (uint8_t *)&lcont_pkt, REQUEST_ENTRY_SIZE);
+			}
+		}
+
+		if (piocb_rqst->flags & SRB_FXDISC_REQ_DWRD_VALID)
+			fx_iocb.dataword = cpu_to_le32(piocb_rqst->dataword);
+		fx_iocb.flags = piocb_rqst->flags;
+		fx_iocb.entry_count = entry_cnt;
+	}
+
+	ql_dump_buffer(ql_dbg_user + ql_dbg_verbose,
+	    sp->fcport->vha, 0x3047,
+	    (uint8_t *)&fx_iocb, sizeof(struct fxdisc_entry_fx00));
+
+	memcpy((void __iomem *)pfxiocb, &fx_iocb,
+	    sizeof(struct fxdisc_entry_fx00));
+	wmb();
+}

drivers/scsi/qla2xxx/qla_mr.h

@@ -0,0 +1,510 @@
+/*
+ * QLogic Fibre Channel HBA Driver
+ * Copyright (c)  2003-2013 QLogic Corporation
+ *
+ * See LICENSE.qla2xxx for copyright and licensing details.
+ */
+#ifndef __QLA_MR_H
+#define __QLA_MR_H
+
+/*
+ * The PCI VendorID and DeviceID for our board.
+ */
+#define PCI_DEVICE_ID_QLOGIC_ISPF001		0xF001
+
+/* FX00 specific definitions */
+
+#define FX00_COMMAND_TYPE_7	0x07	/* Command Type 7 entry for 7XXX */
+struct cmd_type_7_fx00 {
+	uint8_t entry_type;		/* Entry type. */
+	uint8_t entry_count;		/* Entry count. */
+	uint8_t sys_define;		/* System defined. */
+	uint8_t entry_status;		/* Entry Status. */
+
+	uint32_t handle;		/* System handle. */
+	uint32_t handle_hi;
+
+	uint16_t tgt_idx;		/* Target Idx. */
+	uint16_t timeout;		/* Command timeout. */
+
+	uint16_t dseg_count;		/* Data segment count. */
+	uint16_t scsi_rsp_dsd_len;
+
+	struct scsi_lun lun;		/* LUN (LE). */
+
+	uint8_t cntrl_flags;
+
+	uint8_t task_mgmt_flags;	/* Task management flags. */
+
+	uint8_t task;
+
+	uint8_t crn;
+
+	uint8_t fcp_cdb[MAX_CMDSZ];	/* SCSI command words. */
+	uint32_t byte_count;		/* Total byte count. */
+
+	uint32_t dseg_0_address[2];	/* Data segment 0 address. */
+	uint32_t dseg_0_len;		/* Data segment 0 length. */
+};
+
+/*
+ * ISP queue - marker entry structure definition.
+ */
+struct mrk_entry_fx00 {
+	uint8_t entry_type;		/* Entry type. */
+	uint8_t entry_count;		/* Entry count. */
+	uint8_t handle_count;		/* Handle count. */
+	uint8_t entry_status;		/* Entry Status. */
+
+	uint32_t handle;		/* System handle. */
+	uint32_t handle_hi;		/* System handle. */
+
+	uint16_t tgt_id;		/* Target ID. */
+
+	uint8_t modifier;		/* Modifier (7-0). */
+	uint8_t reserved_1;
+
+	uint8_t reserved_2[5];
+
+	uint8_t lun[8];			/* FCP LUN (BE). */
+	uint8_t reserved_3[36];
+};
+
+
+#define	STATUS_TYPE_FX00	0x01		/* Status entry. */
+struct sts_entry_fx00 {
+	uint8_t entry_type;		/* Entry type. */
+	uint8_t entry_count;		/* Entry count. */
+	uint8_t sys_define;		/* System defined. */
+	uint8_t entry_status;		/* Entry Status. */
+
+	uint32_t handle;		/* System handle. */
+	uint32_t handle_hi;		/* System handle. */
+
+	uint16_t comp_status;		/* Completion status. */
+	uint16_t reserved_0;		/* OX_ID used by the firmware. */
+
+	uint32_t residual_len;		/* FW calc residual transfer length. */
+
+	uint16_t reserved_1;
+	uint16_t state_flags;		/* State flags. */
+
+	uint16_t reserved_2;
+	uint16_t scsi_status;		/* SCSI status. */
+
+	uint32_t sense_len;		/* FCP SENSE length. */
+	uint8_t data[32];		/* FCP response/sense information. */
+};
+
+
+#define MAX_HANDLE_COUNT	15
+#define MULTI_STATUS_TYPE_FX00	0x0D
+
+struct multi_sts_entry_fx00 {
+	uint8_t entry_type;		/* Entry type. */
+	uint8_t sys_define;		/* System defined. */
+	uint8_t handle_count;
+	uint8_t entry_status;
+
+	uint32_t handles[MAX_HANDLE_COUNT];
+};
+
+#define TSK_MGMT_IOCB_TYPE_FX00		0x05
+struct tsk_mgmt_entry_fx00 {
+	uint8_t entry_type;		/* Entry type. */
+	uint8_t entry_count;		/* Entry count. */
+	uint8_t sys_define;
+	uint8_t entry_status;		/* Entry Status. */
+
+	uint32_t handle;		/* System handle. */
+
+	uint32_t handle_hi;		/* System handle. */
+
+	uint16_t tgt_id;		/* Target Idx. */
+
+	uint16_t reserved_1;
+
+	uint16_t delay;			/* Activity delay in seconds. */
+
+	uint16_t timeout;		/* Command timeout. */
+
+	struct scsi_lun lun;		/* LUN (LE). */
+
+	uint32_t control_flags;		/* Control Flags. */
+
+	uint8_t reserved_2[32];
+};
+
+
+#define	ABORT_IOCB_TYPE_FX00	0x08		/* Abort IOCB status. */
+struct abort_iocb_entry_fx00 {
+	uint8_t entry_type;		/* Entry type. */
+	uint8_t entry_count;		/* Entry count. */
+	uint8_t sys_define;		/* System defined. */
+	uint8_t entry_status;		/* Entry Status. */
+
+	uint32_t handle;		/* System handle. */
+	uint32_t handle_hi;		/* System handle. */
+
+	uint16_t tgt_id_sts;		/* Completion status. */
+	uint16_t options;
+
+	uint32_t abort_handle;		/* System handle. */
+	uint32_t abort_handle_hi;	/* System handle. */
+
+	uint16_t req_que_no;
+	uint8_t reserved_1[38];
+};
+
+#define IOCTL_IOSB_TYPE_FX00	0x0C
+struct ioctl_iocb_entry_fx00 {
+	uint8_t entry_type;		/* Entry type. */
+	uint8_t entry_count;		/* Entry count. */
+	uint8_t sys_define;		/* System defined. */
+	uint8_t entry_status;		/* Entry Status. */
+
+	uint32_t handle;		/* System handle. */
+	uint32_t reserved_0;		/* System handle. */
+
+	uint16_t comp_func_num;
+	uint16_t fw_iotcl_flags;
+
+	uint32_t dataword_r;		/* Data word returned */
+	uint32_t adapid;		/* Adapter ID */
+	uint32_t adapid_hi;		/* Adapter ID high */
+	uint32_t reserved_1;
+
+	uint32_t seq_no;
+	uint8_t reserved_2[20];
+	uint32_t residuallen;
+	uint32_t status;
+};
+
+#define STATUS_CONT_TYPE_FX00 0x04
+
+#define FX00_IOCB_TYPE		0x0B
+struct fxdisc_entry_fx00 {
+	uint8_t entry_type;		/* Entry type. */
+	uint8_t entry_count;		/* Entry count. */
+	uint8_t sys_define;		/* System Defined. */
+	uint8_t entry_status;		/* Entry Status. */
+
+	uint32_t handle;		/* System handle. */
+	uint32_t reserved_0;		/* System handle. */
+
+	uint16_t func_num;
+	uint16_t req_xfrcnt;
+	uint16_t req_dsdcnt;
+	uint16_t rsp_xfrcnt;
+	uint16_t rsp_dsdcnt;
+	uint8_t flags;
+	uint8_t reserved_1;
+
+	uint32_t dseg_rq_address[2];	/* Data segment 0 address. */
+	uint32_t dseg_rq_len;		/* Data segment 0 length. */
+	uint32_t dseg_rsp_address[2];	/* Data segment 1 address. */
+	uint32_t dseg_rsp_len;		/* Data segment 1 length. */
+
+	uint32_t dataword;
+	uint32_t adapid;
+	uint32_t adapid_hi;
+	uint32_t dataword_extra;
+};
+
+struct qlafx00_tgt_node_info {
+	uint8_t tgt_node_wwpn[WWN_SIZE];
+	uint8_t tgt_node_wwnn[WWN_SIZE];
+	uint32_t tgt_node_state;
+	uint8_t reserved[128];
+	uint32_t reserved_1[8];
+	uint64_t reserved_2[4];
+} __packed;
+
+#define QLAFX00_TGT_NODE_INFO sizeof(struct qlafx00_tgt_node_info)
+
+#define QLAFX00_LINK_STATUS_DOWN	0x10
+#define QLAFX00_LINK_STATUS_UP		0x11
+
+#define QLAFX00_PORT_SPEED_2G	0x2
+#define QLAFX00_PORT_SPEED_4G	0x4
+#define QLAFX00_PORT_SPEED_8G	0x8
+#define QLAFX00_PORT_SPEED_10G	0xa
+struct port_info_data {
+	uint8_t         port_state;
+	uint8_t         port_type;
+	uint16_t        port_identifier;
+	uint32_t        up_port_state;
+	uint8_t         fw_ver_num[32];
+	uint8_t         portal_attrib;
+	uint16_t        host_option;
+	uint8_t         reset_delay;
+	uint8_t         pdwn_retry_cnt;
+	uint16_t        max_luns2tgt;
+	uint8_t         risc_ver;
+	uint8_t         pconn_option;
+	uint16_t        risc_option;
+	uint16_t        max_frame_len;
+	uint16_t        max_iocb_alloc;
+	uint16_t        exec_throttle;
+	uint8_t         retry_cnt;
+	uint8_t         retry_delay;
+	uint8_t         port_name[8];
+	uint8_t         port_id[3];
+	uint8_t         link_status;
+	uint8_t         plink_rate;
+	uint32_t        link_config;
+	uint16_t        adap_haddr;
+	uint8_t         tgt_disc;
+	uint8_t         log_tout;
+	uint8_t         node_name[8];
+	uint16_t        erisc_opt1;
+	uint8_t         resp_acc_tmr;
+	uint8_t         intr_del_tmr;
+	uint8_t         erisc_opt2;
+	uint8_t         alt_port_name[8];
+	uint8_t         alt_node_name[8];
+	uint8_t         link_down_tout;
+	uint8_t         conn_type;
+	uint8_t         fc_fw_mode;
+	uint32_t        uiReserved[48];
+} __packed;
+
+/* OS Type Designations */
+#define OS_TYPE_UNKNOWN             0
+#define OS_TYPE_LINUX               2
+
+/* Linux Info */
+#define SYSNAME_LENGTH              128
+#define NODENAME_LENGTH             64
+#define RELEASE_LENGTH              64
+#define VERSION_LENGTH              64
+#define MACHINE_LENGTH              64
+#define DOMNAME_LENGTH              64
+
+struct host_system_info {
+	uint32_t os_type;
+	char    sysname[SYSNAME_LENGTH];
+	char    nodename[NODENAME_LENGTH];
+	char    release[RELEASE_LENGTH];
+	char    version[VERSION_LENGTH];
+	char    machine[MACHINE_LENGTH];
+	char    domainname[DOMNAME_LENGTH];
+	char    hostdriver[VERSION_LENGTH];
+	uint32_t reserved[64];
+} __packed;
+
+struct register_host_info {
+	struct host_system_info     hsi;	/* host system info */
+	uint64_t        utc;			/* UTC (system time) */
+	uint32_t        reserved[64];		/* future additions */
+} __packed;
+
+
+#define QLAFX00_PORT_DATA_INFO (sizeof(struct port_info_data))
+#define QLAFX00_TGT_NODE_LIST_SIZE (sizeof(uint32_t) * 32)
+
+struct config_info_data {
+	uint8_t		product_name[256];
+	uint8_t		symbolic_name[64];
+	uint8_t		serial_num[32];
+	uint8_t		hw_version[16];
+	uint8_t		fw_version[16];
+	uint8_t		uboot_version[16];
+	uint8_t		fru_serial_num[32];
+
+	uint8_t		fc_port_count;
+	uint8_t		iscsi_port_count;
+	uint8_t		reserved1[2];
+
+	uint8_t		mode;
+	uint8_t		log_level;
+	uint8_t		reserved2[2];
+
+	uint32_t	log_size;
+
+	uint8_t		tgt_pres_mode;
+	uint8_t		iqn_flags;
+	uint8_t		lun_mapping;
+
+	uint64_t	adapter_id;
+
+	uint32_t	cluster_key_len;
+	uint8_t		cluster_key[10];
+
+	uint64_t	cluster_master_id;
+	uint64_t	cluster_slave_id;
+	uint8_t		cluster_flags;
+} __packed;
+
+#define FXDISC_GET_CONFIG_INFO		0x01
+#define FXDISC_GET_PORT_INFO		0x02
+#define FXDISC_GET_TGT_NODE_INFO	0x80
+#define FXDISC_GET_TGT_NODE_LIST	0x81
+#define FXDISC_REG_HOST_INFO		0x99
+
+#define QLAFX00_HBA_ICNTRL_REG		0x21B08
+#define QLAFX00_ICR_ENB_MASK            0x80000000
+#define QLAFX00_ICR_DIS_MASK            0x7fffffff
+#define QLAFX00_HST_RST_REG		0x18264
+#define QLAFX00_HST_TO_HBA_REG		0x20A04
+#define QLAFX00_HBA_TO_HOST_REG		0x21B70
+#define QLAFX00_HST_INT_STS_BITS	0x7
+#define QLAFX00_BAR1_BASE_ADDR_REG	0x40018
+#define QLAFX00_PEX0_WIN0_BASE_ADDR_REG	0x41824
+
+#define QLAFX00_INTR_MB_CMPLT		0x1
+#define QLAFX00_INTR_RSP_CMPLT		0x2
+#define QLAFX00_INTR_MB_RSP_CMPLT	0x3
+#define QLAFX00_INTR_ASYNC_CMPLT	0x4
+#define QLAFX00_INTR_MB_ASYNC_CMPLT	0x5
+#define QLAFX00_INTR_RSP_ASYNC_CMPLT	0x6
+#define QLAFX00_INTR_ALL_CMPLT		0x7
+
+#define QLAFX00_MBA_SYSTEM_ERR		0x8002
+#define QLAFX00_MBA_LINK_UP		0x8011
+#define QLAFX00_MBA_LINK_DOWN		0x8012
+#define QLAFX00_MBA_PORT_UPDATE		0x8014
+#define QLAFX00_MBA_SHUTDOWN_RQSTD	0x8062
+
+#define SOC_SW_RST_CONTROL_REG_CORE0     0x0020800
+#define SOC_FABRIC_RST_CONTROL_REG       0x0020840
+#define SOC_FABRIC_CONTROL_REG           0x0020200
+#define SOC_FABRIC_CONFIG_REG            0x0020204
+
+#define SOC_INTERRUPT_SOURCE_I_CONTROL_REG     0x0020B00
+#define SOC_CORE_TIMER_REG                     0x0021850
+#define SOC_IRQ_ACK_REG                        0x00218b4
+
+#define CONTINUE_A64_TYPE_FX00	0x03	/* Continuation entry. */
+
+#define QLAFX00_SET_HST_INTR(ha, value) \
+	WRT_REG_DWORD((ha)->cregbase + QLAFX00_HST_TO_HBA_REG, \
+	value)
+
+#define QLAFX00_CLR_HST_INTR(ha, value) \
+	WRT_REG_DWORD((ha)->cregbase + QLAFX00_HBA_TO_HOST_REG, \
+	~value)
+
+#define QLAFX00_RD_INTR_REG(ha) \
+	RD_REG_DWORD((ha)->cregbase + QLAFX00_HBA_TO_HOST_REG)
+
+#define QLAFX00_CLR_INTR_REG(ha, value) \
+	WRT_REG_DWORD((ha)->cregbase + QLAFX00_HBA_TO_HOST_REG, \
+	~value)
+
+#define QLAFX00_SET_HBA_SOC_REG(ha, off, val)\
+	WRT_REG_DWORD((ha)->cregbase + off, val)
+
+#define QLAFX00_GET_HBA_SOC_REG(ha, off)\
+	RD_REG_DWORD((ha)->cregbase + off)
+
+#define QLAFX00_HBA_RST_REG(ha, val)\
+	WRT_REG_DWORD((ha)->cregbase + QLAFX00_HST_RST_REG, val)
+
+#define QLAFX00_RD_ICNTRL_REG(ha) \
+	RD_REG_DWORD((ha)->cregbase + QLAFX00_HBA_ICNTRL_REG)
+
+#define QLAFX00_ENABLE_ICNTRL_REG(ha) \
+	WRT_REG_DWORD((ha)->cregbase + QLAFX00_HBA_ICNTRL_REG, \
+	(QLAFX00_GET_HBA_SOC_REG(ha, QLAFX00_HBA_ICNTRL_REG) | \
+	 QLAFX00_ICR_ENB_MASK))
+
+#define QLAFX00_DISABLE_ICNTRL_REG(ha) \
+	WRT_REG_DWORD((ha)->cregbase + QLAFX00_HBA_ICNTRL_REG, \
+	(QLAFX00_GET_HBA_SOC_REG(ha, QLAFX00_HBA_ICNTRL_REG) & \
+	 QLAFX00_ICR_DIS_MASK))
+
+#define QLAFX00_RD_REG(ha, off) \
+	RD_REG_DWORD((ha)->cregbase + off)
+
+#define QLAFX00_WR_REG(ha, off, val) \
+	WRT_REG_DWORD((ha)->cregbase + off, val)
+
+struct qla_mt_iocb_rqst_fx00 {
+	uint32_t reserved_0;
+
+	uint16_t func_type;
+	uint8_t flags;
+	uint8_t reserved_1;
+
+	uint32_t dataword;
+
+	uint32_t adapid;
+	uint32_t adapid_hi;
+
+	uint32_t dataword_extra;
+
+	uint32_t req_len;
+
+	uint32_t rsp_len;
+};
+
+struct qla_mt_iocb_rsp_fx00 {
+	uint32_t reserved_1;
+
+	uint16_t func_type;
+	uint16_t ioctl_flags;
+
+	uint32_t ioctl_data;
+
+	uint32_t adapid;
+	uint32_t adapid_hi;
+
+	uint32_t reserved_2;
+	uint32_t seq_number;
+
+	uint8_t reserved_3[20];
+
+	int32_t res_count;
+
+	uint32_t status;
+};
+
+
+#define MAILBOX_REGISTER_COUNT_FX00	16
+#define AEN_MAILBOX_REGISTER_COUNT_FX00	8
+#define MAX_FIBRE_DEVICES_FX00	512
+#define MAX_LUNS_FX00		0x1024
+#define MAX_TARGETS_FX00	MAX_ISA_DEVICES
+#define REQUEST_ENTRY_CNT_FX00		512	/* Number of request entries. */
+#define RESPONSE_ENTRY_CNT_FX00		256	/* Number of response entries.*/
+
+/*
+ * Firmware state codes for QLAFX00 adapters
+ */
+#define FSTATE_FX00_CONFIG_WAIT     0x0000	/* Waiting for driver to issue
+						 * Initialize FW Mbox cmd
+						 */
+#define FSTATE_FX00_INITIALIZED     0x1000	/* FW has been initialized by
+						 * the driver
+						 */
+
+#define FX00_DEF_RATOV	10
+
+struct mr_data_fx00 {
+	uint8_t	product_name[256];
+	uint8_t	symbolic_name[64];
+	uint8_t	serial_num[32];
+	uint8_t	hw_version[16];
+	uint8_t	fw_version[16];
+	uint8_t	uboot_version[16];
+	uint8_t	fru_serial_num[32];
+	fc_port_t       fcport;		/* fcport used for requests
+					 * that are not linked
+					 * to a particular target
+					 */
+	uint8_t fw_hbt_en;
+	uint8_t fw_hbt_cnt;
+	uint8_t fw_hbt_miss_cnt;
+	uint32_t old_fw_hbt_cnt;
+	uint16_t fw_reset_timer_tick;
+	uint8_t fw_reset_timer_exp;
+	uint32_t old_aenmbx0_state;
+};
+
+#define QLAFX00_LOOP_DOWN_TIME		615     /* 600 */
+#define QLAFX00_HEARTBEAT_INTERVAL	6	/* number of seconds */
+#define QLAFX00_HEARTBEAT_MISS_CNT	3	/* number of miss */
+#define QLAFX00_RESET_INTERVAL		120	/* number of seconds */
+#define QLAFX00_MAX_RESET_INTERVAL	600	/* number of seconds */
+#endif

drivers/scsi/qla2xxx/qla_os.c

@@ -47,6 +47,7 @@ MODULE_PARM_DESC(ql2xenableclass2,
 		"Specify if Class 2 operations are supported from the very "
 		"beginning. Default is 0 - class 2 not supported.");
 
+
 int ql2xlogintimeout = 20;
 module_param(ql2xlogintimeout, int, S_IRUGO);
 MODULE_PARM_DESC(ql2xlogintimeout,
@@ -354,7 +355,12 @@ fail_req_map:
 
 static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req)
 {
-	if (req && req->ring)
+	if (IS_QLAFX00(ha)) {
+		if (req && req->ring_fx00)
+			dma_free_coherent(&ha->pdev->dev,
+			    (req->length_fx00 + 1) * sizeof(request_t),
+			    req->ring_fx00, req->dma_fx00);
+	} else if (req && req->ring)
 		dma_free_coherent(&ha->pdev->dev,
 		(req->length + 1) * sizeof(request_t),
 		req->ring, req->dma);
@@ -368,11 +374,16 @@ static void qla2x00_free_req_que(struct qla_hw_data *ha, struct req_que *req)
 
 static void qla2x00_free_rsp_que(struct qla_hw_data *ha, struct rsp_que *rsp)
 {
-	if (rsp && rsp->ring)
+	if (IS_QLAFX00(ha)) {
+		if (rsp && rsp->ring)
+			dma_free_coherent(&ha->pdev->dev,
+			    (rsp->length_fx00 + 1) * sizeof(request_t),
+			    rsp->ring_fx00, rsp->dma_fx00);
+	} else if (rsp && rsp->ring) {
 		dma_free_coherent(&ha->pdev->dev,
 		(rsp->length + 1) * sizeof(response_t),
 		rsp->ring, rsp->dma);
-
+	}
 	kfree(rsp);
 	rsp = NULL;
 }
@@ -633,7 +644,7 @@ qla2x00_sp_free_dma(void *vha, void *ptr)
 	qla2x00_rel_sp(sp->fcport->vha, sp);
 }
 
-static void
+void
 qla2x00_sp_compl(void *data, void *ptr, int res)
 {
 	struct qla_hw_data *ha = (struct qla_hw_data *)data;
@@ -657,6 +668,9 @@ qla2x00_sp_compl(void *data, void *ptr, int res)
 	cmd->scsi_done(cmd);
 }
 
+/* If we are SP1 here, we need to still take and release the host_lock as SP1
+ * does not have the changes necessary to avoid taking host->host_lock.
+ */
 static int
 qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
 {
@@ -1304,6 +1318,9 @@ qla2x00_loop_reset(scsi_qla_host_t *vha)
 		}
 	}
 
+	if (IS_QLAFX00(ha))
+		return QLA_SUCCESS;
+
 	if (ha->flags.enable_lip_full_login && !IS_CNA_CAPABLE(ha)) {
 		atomic_set(&vha->loop_state, LOOP_DOWN);
 		atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
@@ -1858,6 +1875,7 @@ static struct isp_operations qla2100_isp_ops = {
 	.start_scsi		= qla2x00_start_scsi,
 	.abort_isp		= qla2x00_abort_isp,
 	.iospace_config     	= qla2x00_iospace_config,
+	.initialize_adapter	= qla2x00_initialize_adapter,
 };
 
 static struct isp_operations qla2300_isp_ops = {
@@ -1895,6 +1913,7 @@ static struct isp_operations qla2300_isp_ops = {
 	.start_scsi		= qla2x00_start_scsi,
 	.abort_isp		= qla2x00_abort_isp,
 	.iospace_config     	= qla2x00_iospace_config,
+	.initialize_adapter	= qla2x00_initialize_adapter,
 };
 
 static struct isp_operations qla24xx_isp_ops = {
@@ -1932,6 +1951,7 @@ static struct isp_operations qla24xx_isp_ops = {
 	.start_scsi		= qla24xx_start_scsi,
 	.abort_isp		= qla2x00_abort_isp,
 	.iospace_config     	= qla2x00_iospace_config,
+	.initialize_adapter	= qla2x00_initialize_adapter,
 };
 
 static struct isp_operations qla25xx_isp_ops = {
@@ -1969,6 +1989,7 @@ static struct isp_operations qla25xx_isp_ops = {
 	.start_scsi		= qla24xx_dif_start_scsi,
 	.abort_isp		= qla2x00_abort_isp,
 	.iospace_config     	= qla2x00_iospace_config,
+	.initialize_adapter	= qla2x00_initialize_adapter,
 };
 
 static struct isp_operations qla81xx_isp_ops = {
@@ -2006,6 +2027,7 @@ static struct isp_operations qla81xx_isp_ops = {
 	.start_scsi		= qla24xx_dif_start_scsi,
 	.abort_isp		= qla2x00_abort_isp,
 	.iospace_config     	= qla2x00_iospace_config,
+	.initialize_adapter	= qla2x00_initialize_adapter,
 };
 
 static struct isp_operations qla82xx_isp_ops = {
@@ -2043,6 +2065,7 @@ static struct isp_operations qla82xx_isp_ops = {
 	.start_scsi             = qla82xx_start_scsi,
 	.abort_isp		= qla82xx_abort_isp,
 	.iospace_config     	= qla82xx_iospace_config,
+	.initialize_adapter	= qla2x00_initialize_adapter,
 };
 
 static struct isp_operations qla83xx_isp_ops = {
@@ -2080,6 +2103,45 @@ static struct isp_operations qla83xx_isp_ops = {
 	.start_scsi		= qla24xx_dif_start_scsi,
 	.abort_isp		= qla2x00_abort_isp,
 	.iospace_config		= qla83xx_iospace_config,
+	.initialize_adapter	= qla2x00_initialize_adapter,
+};
+
+static struct isp_operations qlafx00_isp_ops = {
+	.pci_config		= qlafx00_pci_config,
+	.reset_chip		= qlafx00_soft_reset,
+	.chip_diag		= qlafx00_chip_diag,
+	.config_rings		= qlafx00_config_rings,
+	.reset_adapter		= qlafx00_soft_reset,
+	.nvram_config		= NULL,
+	.update_fw_options	= NULL,
+	.load_risc		= NULL,
+	.pci_info_str		= qlafx00_pci_info_str,
+	.fw_version_str		= qlafx00_fw_version_str,
+	.intr_handler		= qlafx00_intr_handler,
+	.enable_intrs		= qlafx00_enable_intrs,
+	.disable_intrs		= qlafx00_disable_intrs,
+	.abort_command		= qlafx00_abort_command,
+	.target_reset		= qlafx00_abort_target,
+	.lun_reset		= qlafx00_lun_reset,
+	.fabric_login		= NULL,
+	.fabric_logout		= NULL,
+	.calc_req_entries	= NULL,
+	.build_iocbs		= NULL,
+	.prep_ms_iocb		= qla24xx_prep_ms_iocb,
+	.prep_ms_fdmi_iocb	= qla24xx_prep_ms_fdmi_iocb,
+	.read_nvram		= qla24xx_read_nvram_data,
+	.write_nvram		= qla24xx_write_nvram_data,
+	.fw_dump		= NULL,
+	.beacon_on		= qla24xx_beacon_on,
+	.beacon_off		= qla24xx_beacon_off,
+	.beacon_blink		= NULL,
+	.read_optrom		= qla24xx_read_optrom_data,
+	.write_optrom		= qla24xx_write_optrom_data,
+	.get_flash_version	= qla24xx_get_flash_version,
+	.start_scsi		= qlafx00_start_scsi,
+	.abort_isp		= qlafx00_abort_isp,
+	.iospace_config		= qlafx00_iospace_config,
+	.initialize_adapter	= qlafx00_initialize_adapter,
 };
 
 static inline void
@@ -2192,6 +2254,9 @@ qla2x00_set_isp_flags(struct qla_hw_data *ha)
 		ha->device_type |= DT_T10_PI;
 		ha->fw_srisc_address = RISC_START_ADDRESS_2400;
 		break;
+	case PCI_DEVICE_ID_QLOGIC_ISPF001:
+		ha->device_type |= DT_ISPFX00;
+		break;
 	}
 
 	if (IS_QLA82XX(ha))
@@ -2265,7 +2330,8 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001 ||
 	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8021 ||
 	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2031 ||
-	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8031) {
+	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8031 ||
+	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISPF001) {
 		bars = pci_select_bars(pdev, IORESOURCE_MEM);
 		mem_only = 1;
 		ql_dbg_pci(ql_dbg_init, pdev, 0x0007,
@@ -2436,6 +2502,18 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 		ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
 		ha->nvram_conf_off = ~0;
 		ha->nvram_data_off = ~0;
+	}  else if (IS_QLAFX00(ha)) {
+		ha->max_fibre_devices = MAX_FIBRE_DEVICES_FX00;
+		ha->mbx_count = MAILBOX_REGISTER_COUNT_FX00;
+		ha->aen_mbx_count = AEN_MAILBOX_REGISTER_COUNT_FX00;
+		req_length = REQUEST_ENTRY_CNT_FX00;
+		rsp_length = RESPONSE_ENTRY_CNT_FX00;
+		ha->init_cb_size = sizeof(struct init_cb_fx);
+		ha->isp_ops = &qlafx00_isp_ops;
+		ha->port_down_retry_count = 30; /* default value */
+		ha->mr.fw_hbt_cnt = QLAFX00_HEARTBEAT_INTERVAL;
+		ha->mr.fw_reset_timer_tick = QLAFX00_RESET_INTERVAL;
+		ha->mr.fw_hbt_en = 1;
 	}
 
 	ql_dbg_pci(ql_dbg_init, pdev, 0x001e,
@@ -2500,13 +2578,24 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
 	host = base_vha->host;
 	base_vha->req = req;
-	host->can_queue = req->length + 128;
+	if (IS_QLAFX00(ha))
+		host->can_queue = 1024;
+	else
+		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;
 
+	/* Setup fcport template structure. */
+	ha->mr.fcport.vha = base_vha;
+	ha->mr.fcport.port_type = FCT_UNKNOWN;
+	ha->mr.fcport.loop_id = FC_NO_LOOP_ID;
+	qla2x00_set_fcport_state(&ha->mr.fcport, FCS_UNCONFIGURED);
+	ha->mr.fcport.supported_classes = FC_COS_UNSPECIFIED;
+	ha->mr.fcport.scan_state = 1;
+
 	/* Set the SG table size based on ISP type */
 	if (!IS_FWI2_CAPABLE(ha)) {
 		if (IS_QLA2100(ha))
@@ -2562,6 +2651,13 @@ que_init:
 	rsp->req = req;
 	req->rsp = rsp;
 
+	if (IS_QLAFX00(ha)) {
+		ha->rsp_q_map[0] = rsp;
+		ha->req_q_map[0] = req;
+		set_bit(0, ha->req_qid_map);
+		set_bit(0, ha->rsp_qid_map);
+	}
+
 	/* FWI2-capable only. */
 	req->req_q_in = &ha->iobase->isp24.req_q_in;
 	req->req_q_out = &ha->iobase->isp24.req_q_out;
@@ -2574,6 +2670,13 @@ que_init:
 		rsp->rsp_q_out =  &ha->mqiobase->isp25mq.rsp_q_out;
 	}
 
+	if (IS_QLAFX00(ha)) {
+		req->req_q_in = &ha->iobase->ispfx00.req_q_in;
+		req->req_q_out = &ha->iobase->ispfx00.req_q_out;
+		rsp->rsp_q_in = &ha->iobase->ispfx00.rsp_q_in;
+		rsp->rsp_q_out = &ha->iobase->ispfx00.rsp_q_out;
+	}
+
 	if (IS_QLA82XX(ha)) {
 		req->req_q_out = &ha->iobase->isp82.req_q_out[0];
 		rsp->rsp_q_in = &ha->iobase->isp82.rsp_q_in[0];
@@ -2595,7 +2698,7 @@ que_init:
 	    "req->req_q_in=%p req->req_q_out=%p rsp->rsp_q_in=%p rsp->rsp_q_out=%p.\n",
 	    req->req_q_in, req->req_q_out, rsp->rsp_q_in, rsp->rsp_q_out);
 
-	if (qla2x00_initialize_adapter(base_vha)) {
+	if (ha->isp_ops->initialize_adapter(base_vha)) {
 		ql_log(ql_log_fatal, base_vha, 0x00d6,
 		    "Failed to initialize adapter - Adapter flags %x.\n",
 		    base_vha->device_flags);
@@ -2720,6 +2823,18 @@ skip_dpc:
 
 	qla2x00_alloc_sysfs_attr(base_vha);
 
+	if (IS_QLAFX00(ha)) {
+		ret = qlafx00_fx_disc(base_vha,
+			&base_vha->hw->mr.fcport, FXDISC_GET_CONFIG_INFO);
+
+		ret = qlafx00_fx_disc(base_vha,
+			&base_vha->hw->mr.fcport, FXDISC_GET_PORT_INFO);
+
+		/* Register system information */
+		ret =  qlafx00_fx_disc(base_vha,
+			&base_vha->hw->mr.fcport, FXDISC_REG_HOST_INFO);
+	}
+
 	qla2x00_init_host_attr(base_vha);
 
 	qla2x00_dfs_setup(base_vha);
@@ -2777,6 +2892,8 @@ iospace_config_failed:
 	} else {
 		if (ha->iobase)
 			iounmap(ha->iobase);
+		if (ha->cregbase)
+			iounmap(ha->cregbase);
 	}
 	pci_release_selected_regions(ha->pdev, ha->bars);
 	kfree(ha);
@@ -2960,6 +3077,9 @@ qla2x00_remove_one(struct pci_dev *pdev)
 		if (ha->iobase)
 			iounmap(ha->iobase);
 
+		if (ha->cregbase)
+			iounmap(ha->cregbase);
+
 		if (ha->mqiobase)
 			iounmap(ha->mqiobase);
 
@@ -3068,6 +3188,12 @@ qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport,
 void qla2x00_mark_device_lost(scsi_qla_host_t *vha, fc_port_t *fcport,
     int do_login, int defer)
 {
+	if (IS_QLAFX00(vha->hw)) {
+		qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
+		qla2x00_schedule_rport_del(vha, fcport, defer);
+		return;
+	}
+
 	if (atomic_read(&fcport->state) == FCS_ONLINE &&
 	    vha->vp_idx == fcport->vha->vp_idx) {
 		qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
@@ -3710,6 +3836,22 @@ qla2x00_uevent_emit(struct scsi_qla_host *vha, u32 code)
 	kobject_uevent_env(&vha->hw->pdev->dev.kobj, KOBJ_CHANGE, envp);
 }
 
+int
+qlafx00_post_aenfx_work(struct scsi_qla_host *vha,  uint32_t evtcode,
+			uint32_t *data, int cnt)
+{
+	struct qla_work_evt *e;
+
+	e = qla2x00_alloc_work(vha, QLA_EVT_AENFX);
+	if (!e)
+		return QLA_FUNCTION_FAILED;
+
+	e->u.aenfx.evtcode = evtcode;
+	e->u.aenfx.count = cnt;
+	memcpy(e->u.aenfx.mbx, data, sizeof(*data) * cnt);
+	return qla2x00_post_work(vha, e);
+}
+
 void
 qla2x00_do_work(struct scsi_qla_host *vha)
 {
@@ -3758,6 +3900,9 @@ qla2x00_do_work(struct scsi_qla_host *vha)
 		case QLA_EVT_UEVENT:
 			qla2x00_uevent_emit(vha, e->u.uevent.code);
 			break;
+		case QLA_EVT_AENFX:
+			qlafx00_process_aen(vha, e);
+			break;
 		}
 		if (e->flags & QLA_EVT_FLAG_FREE)
 			kfree(e);
@@ -4592,6 +4737,38 @@ qla2x00_do_dpc(void *data)
 				ql_dbg(ql_dbg_dpc, base_vha, 0x4006,
 				    "FCoE context reset end.\n");
 			}
+		} else if (IS_QLAFX00(ha)) {
+			if (test_and_clear_bit(ISP_UNRECOVERABLE,
+				&base_vha->dpc_flags)) {
+				ql_dbg(ql_dbg_dpc, base_vha, 0x4020,
+				    "Firmware Reset Recovery\n");
+				if (qlafx00_reset_initialize(base_vha)) {
+					/* Failed. Abort isp later. */
+					if (!test_bit(UNLOADING,
+					    &base_vha->dpc_flags))
+						set_bit(ISP_UNRECOVERABLE,
+						    &base_vha->dpc_flags);
+						ql_dbg(ql_dbg_dpc, base_vha,
+						    0x4021,
+						    "Reset Recovery Failed\n");
+				}
+			}
+
+			if (test_and_clear_bit(FX00_TARGET_SCAN,
+				&base_vha->dpc_flags)) {
+				ql_dbg(ql_dbg_dpc, base_vha, 0x4022,
+				    "ISPFx00 Target Scan scheduled\n");
+				if (qlafx00_rescan_isp(base_vha)) {
+					if (!test_bit(UNLOADING,
+					    &base_vha->dpc_flags))
+						set_bit(ISP_UNRECOVERABLE,
+						    &base_vha->dpc_flags);
+					ql_dbg(ql_dbg_dpc, base_vha, 0x401e,
+					    "ISPFx00 Target Scan Failed\n");
+				}
+				ql_dbg(ql_dbg_dpc, base_vha, 0x401f,
+				    "ISPFx00 Target Scan End\n");
+			}
 		}
 
 		if (test_and_clear_bit(ISP_ABORT_NEEDED,
@@ -4630,6 +4807,9 @@ qla2x00_do_dpc(void *data)
 			clear_bit(SCR_PENDING, &base_vha->dpc_flags);
 		}
 
+		if (IS_QLAFX00(ha))
+			goto loop_resync_check;
+
 		if (test_bit(ISP_QUIESCE_NEEDED, &base_vha->dpc_flags)) {
 			ql_dbg(ql_dbg_dpc, base_vha, 0x4009,
 			    "Quiescence mode scheduled.\n");
@@ -4654,7 +4834,7 @@ qla2x00_do_dpc(void *data)
 		}
 
 		if (test_and_clear_bit(RESET_MARKER_NEEDED,
-							&base_vha->dpc_flags) &&
+				&base_vha->dpc_flags) &&
 		    (!(test_and_set_bit(RESET_ACTIVE, &base_vha->dpc_flags)))) {
 
 			ql_dbg(ql_dbg_dpc, base_vha, 0x400b,
@@ -4677,9 +4857,9 @@ qla2x00_do_dpc(void *data)
 			ql_dbg(ql_dbg_dpc, base_vha, 0x400e,
 			    "Relogin end.\n");
 		}
-
+loop_resync_check:
 		if (test_and_clear_bit(LOOP_RESYNC_NEEDED,
-							&base_vha->dpc_flags)) {
+		    &base_vha->dpc_flags)) {
 
 			ql_dbg(ql_dbg_dpc, base_vha, 0x400f,
 			    "Loop resync scheduled.\n");
@@ -4697,6 +4877,9 @@ qla2x00_do_dpc(void *data)
 			    "Loop resync end.\n");
 		}
 
+		if (IS_QLAFX00(ha))
+			goto intr_on_check;
+
 		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);
@@ -4714,7 +4897,7 @@ qla2x00_do_dpc(void *data)
 		if (test_and_clear_bit(HOST_RAMP_UP_QUEUE_DEPTH,
 		    &base_vha->dpc_flags))
 			qla2x00_host_ramp_up_queuedepth(base_vha);
-
+intr_on_check:
 		if (!ha->interrupts_on)
 			ha->isp_ops->enable_intrs(ha);
 
@@ -4722,7 +4905,8 @@ qla2x00_do_dpc(void *data)
 					&base_vha->dpc_flags))
 			ha->isp_ops->beacon_blink(base_vha);
 
-		qla2x00_do_dpc_all_vps(base_vha);
+		if (!IS_QLAFX00(ha))
+			qla2x00_do_dpc_all_vps(base_vha);
 
 		ha->dpc_active = 0;
 end_loop:
@@ -4818,6 +5002,9 @@ qla2x00_timer(scsi_qla_host_t *vha)
 		qla82xx_watchdog(vha);
 	}
 
+	if (!vha->vp_idx && IS_QLAFX00(ha))
+		qlafx00_timer_routine(vha);
+
 	/* Loop down handler. */
 	if (atomic_read(&vha->loop_down_timer) > 0 &&
 	    !(test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) &&
@@ -5335,6 +5522,7 @@ static struct pci_device_id qla2xxx_pci_tbl[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8021) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8031) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISPF001) },
 	{ 0 },
 };
 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);

drivers/scsi/qla2xxx/qla_version.h

@@ -7,9 +7,9 @@
 /*
  * Driver version
  */
-#define QLA2XXX_VERSION      "8.04.00.13-k"
+#define QLA2XXX_VERSION      "8.05.00.03-k"
 
 #define QLA_DRIVER_MAJOR_VER	8
-#define QLA_DRIVER_MINOR_VER	4
+#define QLA_DRIVER_MINOR_VER	5
 #define QLA_DRIVER_PATCH_VER	0
 #define QLA_DRIVER_BETA_VER	0

drivers/scsi/qla4xxx/ql4_83xx.c

@@ -1629,9 +1629,37 @@ static void __qla4_83xx_disable_pause(struct scsi_qla_host *ha)
 	ql4_printk(KERN_INFO, ha, "Disabled pause frames successfully.\n");
 }
 
+/**
+ * qla4_83xx_eport_init - Initialize EPort.
+ * @ha: Pointer to host adapter structure.
+ *
+ * If EPort hardware is in reset state before disabling pause, there would be
+ * serious hardware wedging issues. To prevent this perform eport init everytime
+ * before disabling pause frames.
+ **/
+static void qla4_83xx_eport_init(struct scsi_qla_host *ha)
+{
+	/* Clear the 8 registers */
+	qla4_83xx_wr_reg_indirect(ha, QLA83XX_RESET_REG, 0x0);
+	qla4_83xx_wr_reg_indirect(ha, QLA83XX_RESET_PORT0, 0x0);
+	qla4_83xx_wr_reg_indirect(ha, QLA83XX_RESET_PORT1, 0x0);
+	qla4_83xx_wr_reg_indirect(ha, QLA83XX_RESET_PORT2, 0x0);
+	qla4_83xx_wr_reg_indirect(ha, QLA83XX_RESET_PORT3, 0x0);
+	qla4_83xx_wr_reg_indirect(ha, QLA83XX_RESET_SRE_SHIM, 0x0);
+	qla4_83xx_wr_reg_indirect(ha, QLA83XX_RESET_EPG_SHIM, 0x0);
+	qla4_83xx_wr_reg_indirect(ha, QLA83XX_RESET_ETHER_PCS, 0x0);
+
+	/* Write any value to Reset Control register */
+	qla4_83xx_wr_reg_indirect(ha, QLA83XX_RESET_CONTROL, 0xFF);
+
+	ql4_printk(KERN_INFO, ha, "EPORT is out of reset.\n");
+}
+
 void qla4_83xx_disable_pause(struct scsi_qla_host *ha)
 {
 	ha->isp_ops->idc_lock(ha);
+	/* Before disabling pause frames, ensure that eport is not in reset */
+	qla4_83xx_eport_init(ha);
 	qla4_83xx_dump_pause_control_regs(ha);
 	__qla4_83xx_disable_pause(ha);
 	ha->isp_ops->idc_unlock(ha);

drivers/scsi/qla4xxx/ql4_83xx.h

@@ -55,6 +55,16 @@
 #define QLA83XX_SET_PAUSE_VAL		0x0
 #define QLA83XX_SET_TC_MAX_CELL_VAL	0x03FF03FF
 
+#define QLA83XX_RESET_CONTROL		0x28084E50
+#define QLA83XX_RESET_REG		0x28084E60
+#define QLA83XX_RESET_PORT0		0x28084E70
+#define QLA83XX_RESET_PORT1		0x28084E80
+#define QLA83XX_RESET_PORT2		0x28084E90
+#define QLA83XX_RESET_PORT3		0x28084EA0
+#define QLA83XX_RESET_SRE_SHIM		0x28084EB0
+#define QLA83XX_RESET_EPG_SHIM		0x28084EC0
+#define QLA83XX_RESET_ETHER_PCS		0x28084ED0
+
 /* qla_83xx_reg_tbl registers */
 #define QLA83XX_PEG_HALT_STATUS1	0x34A8
 #define QLA83XX_PEG_HALT_STATUS2	0x34AC

drivers/scsi/qla4xxx/ql4_dbg.h

@@ -12,6 +12,7 @@
 /* #define QL_DEBUG_LEVEL_3  */		/* Output function tracing */
 /* #define QL_DEBUG_LEVEL_4  */
 /* #define QL_DEBUG_LEVEL_5  */
+/* #define QL_DEBUG_LEVEL_7  */
 /* #define QL_DEBUG_LEVEL_9  */
 
 #define QL_DEBUG_LEVEL_2	/* ALways enable error messagess */
@@ -48,6 +49,12 @@
 #define DEBUG5(x)	do {} while (0);
 #endif				/*  */
 
+#if defined(QL_DEBUG_LEVEL_7)
+#define DEBUG7(x)	do {x; } while (0)
+#else				/*  */
+#define DEBUG7(x)	do {} while (0)
+#endif				/*  */
+
 #if defined(QL_DEBUG_LEVEL_9)
 #define DEBUG9(x)	do {x;} while (0);
 #else				/*  */

drivers/scsi/qla4xxx/ql4_def.h

@@ -159,6 +159,22 @@
 #define LSDW(x) ((u32)((u64)(x)))
 #define MSDW(x) ((u32)((((u64)(x)) >> 16) >> 16))
 
+#define DEV_DB_NON_PERSISTENT	0
+#define DEV_DB_PERSISTENT	1
+
+#define COPY_ISID(dst_isid, src_isid) {			\
+	int i, j;					\
+	for (i = 0, j = ISID_SIZE - 1; i < ISID_SIZE;)	\
+		dst_isid[i++] = src_isid[j--];		\
+}
+
+#define SET_BITVAL(o, n, v) {	\
+	if (o)			\
+		n |= v;		\
+	else			\
+		n &= ~v;	\
+}
+
 /*
  * Retry & Timeout Values
  */
@@ -363,6 +379,8 @@ struct ql82xx_hw_data {
 	uint32_t flt_iscsi_param;
 	uint32_t flt_region_chap;
 	uint32_t flt_chap_size;
+	uint32_t flt_region_ddb;
+	uint32_t flt_ddb_size;
 };
 
 struct qla4_8xxx_legacy_intr_set {
@@ -501,6 +519,7 @@ struct scsi_qla_host {
 #define AF_INIT_DONE			1 /* 0x00000002 */
 #define AF_MBOX_COMMAND			2 /* 0x00000004 */
 #define AF_MBOX_COMMAND_DONE		3 /* 0x00000008 */
+#define AF_ST_DISCOVERY_IN_PROGRESS	4 /* 0x00000010 */
 #define AF_INTERRUPTS_ON		6 /* 0x00000040 */
 #define AF_GET_CRASH_RECORD		7 /* 0x00000080 */
 #define AF_LINK_UP			8 /* 0x00000100 */

drivers/scsi/qla4xxx/ql4_fw.h

@@ -288,6 +288,8 @@ union external_hw_config_reg {
 #define FA_GOLD_RISC_CODE_ADDR_82	0x80000
 #define FA_FLASH_ISCSI_CHAP		0x540000
 #define FA_FLASH_CHAP_SIZE		0xC0000
+#define FA_FLASH_ISCSI_DDB		0x420000
+#define FA_FLASH_DDB_SIZE		0x080000
 
 /* Flash Description Table */
 struct qla_fdt_layout {
@@ -348,6 +350,7 @@ struct qla_flt_header {
 #define FLT_REG_BOOT_CODE_82	0x78
 #define FLT_REG_ISCSI_PARAM	0x65
 #define FLT_REG_ISCSI_CHAP	0x63
+#define FLT_REG_ISCSI_DDB	0x6A
 
 struct qla_flt_region {
 	uint32_t code;
@@ -490,12 +493,16 @@ struct qla_flt_region {
 #define MBOX_ASTS_SUBNET_STATE_CHANGE		0x8027
 #define MBOX_ASTS_RESPONSE_QUEUE_FULL		0x8028
 #define MBOX_ASTS_IP_ADDR_STATE_CHANGED		0x8029
+#define MBOX_ASTS_IPV6_DEFAULT_ROUTER_CHANGED	0x802A
 #define MBOX_ASTS_IPV6_PREFIX_EXPIRED		0x802B
 #define MBOX_ASTS_IPV6_ND_PREFIX_IGNORED	0x802C
 #define MBOX_ASTS_IPV6_LCL_PREFIX_IGNORED	0x802D
 #define MBOX_ASTS_ICMPV6_ERROR_MSG_RCVD		0x802E
+#define MBOX_ASTS_INITIALIZATION_FAILED		0x8031
+#define MBOX_ASTS_SYSTEM_WARNING_EVENT		0x8036
 #define MBOX_ASTS_IDC_COMPLETE			0x8100
 #define MBOX_ASTS_IDC_REQUEST_NOTIFICATION	0x8101
+#define MBOX_ASTS_DCBX_CONF_CHANGE		0x8110
 #define MBOX_ASTS_TXSCVR_INSERTED		0x8130
 #define MBOX_ASTS_TXSCVR_REMOVED		0x8131
 
@@ -779,12 +786,41 @@ struct dev_db_entry {
 #define DDB_OPT_IPV6_NULL_LINK_LOCAL		0x800 /* post connection */
 #define DDB_OPT_IPV6_FW_DEFINED_LINK_LOCAL	0x800 /* pre connection */
 
+#define OPT_IS_FW_ASSIGNED_IPV6		11
+#define OPT_IPV6_DEVICE			8
+#define OPT_AUTO_SENDTGTS_DISABLE	6
+#define OPT_DISC_SESSION		4
+#define OPT_ENTRY_STATE			3
 	uint16_t exec_throttle;	/* 02-03 */
 	uint16_t exec_count;	/* 04-05 */
 	uint16_t res0;	/* 06-07 */
 	uint16_t iscsi_options;	/* 08-09 */
+#define ISCSIOPT_HEADER_DIGEST_EN		13
+#define ISCSIOPT_DATA_DIGEST_EN			12
+#define ISCSIOPT_IMMEDIATE_DATA_EN		11
+#define ISCSIOPT_INITIAL_R2T_EN			10
+#define ISCSIOPT_DATA_SEQ_IN_ORDER		9
+#define ISCSIOPT_DATA_PDU_IN_ORDER		8
+#define ISCSIOPT_CHAP_AUTH_EN			7
+#define ISCSIOPT_SNACK_REQ_EN			6
+#define ISCSIOPT_DISCOVERY_LOGOUT_EN		5
+#define ISCSIOPT_BIDI_CHAP_EN			4
+#define ISCSIOPT_DISCOVERY_AUTH_OPTIONAL	3
+#define ISCSIOPT_ERL1				1
+#define ISCSIOPT_ERL0				0
+
 	uint16_t tcp_options;	/* 0A-0B */
+#define TCPOPT_TIMESTAMP_STAT	6
+#define TCPOPT_NAGLE_DISABLE	5
+#define TCPOPT_WSF_DISABLE	4
+#define TCPOPT_TIMER_SCALE3	3
+#define TCPOPT_TIMER_SCALE2	2
+#define TCPOPT_TIMER_SCALE1	1
+#define TCPOPT_TIMESTAMP_EN	0
+
 	uint16_t ip_options;	/* 0C-0D */
+#define IPOPT_FRAGMENT_DISABLE	4
+
 	uint16_t iscsi_max_rcv_data_seg_len;	/* 0E-0F */
 #define BYTE_UNITS	512
 	uint32_t res1;	/* 10-13 */
@@ -816,6 +852,8 @@ struct dev_db_entry {
 					 * much RAM */
 	uint8_t link_local_ipv6_addr[0x10]; /* 1A0-1AF */
 	uint8_t res5[0x10];	/* 1B0-1BF */
+#define DDB_NO_LINK	0xFFFF
+#define DDB_ISNS	0xFFFD
 	uint16_t ddb_link;	/* 1C0-1C1 */
 	uint16_t chap_tbl_idx;	/* 1C2-1C3 */
 	uint16_t tgt_portal_grp; /* 1C4-1C5 */

drivers/scsi/qla4xxx/ql4_glbl.h

@@ -191,6 +191,9 @@ int qla4xxx_ping_iocb(struct scsi_qla_host *ha, uint32_t options,
 int qla4xxx_post_ping_evt_work(struct scsi_qla_host *ha,
 			       uint32_t status, uint32_t pid,
 			       uint32_t data_size, uint8_t *data);
+int qla4xxx_flashdb_by_index(struct scsi_qla_host *ha,
+			     struct dev_db_entry *fw_ddb_entry,
+			     dma_addr_t fw_ddb_entry_dma, uint16_t ddb_index);
 
 /* BSG Functions */
 int qla4xxx_bsg_request(struct bsg_job *bsg_job);
@@ -224,8 +227,6 @@ void qla4_83xx_interrupt_service_routine(struct scsi_qla_host *ha,
 int qla4_83xx_isp_reset(struct scsi_qla_host *ha);
 void qla4_83xx_queue_iocb(struct scsi_qla_host *ha);
 void qla4_83xx_complete_iocb(struct scsi_qla_host *ha);
-uint16_t qla4_83xx_rd_shdw_req_q_out(struct scsi_qla_host *ha);
-uint16_t qla4_83xx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha);
 uint32_t qla4_83xx_rd_reg(struct scsi_qla_host *ha, ulong addr);
 void qla4_83xx_wr_reg(struct scsi_qla_host *ha, ulong addr, uint32_t val);
 int qla4_83xx_rd_reg_indirect(struct scsi_qla_host *ha, uint32_t addr,
@@ -261,6 +262,10 @@ int qla4_83xx_post_idc_ack(struct scsi_qla_host *ha);
 void qla4_83xx_disable_pause(struct scsi_qla_host *ha);
 void qla4_83xx_enable_mbox_intrs(struct scsi_qla_host *ha);
 int qla4_83xx_can_perform_reset(struct scsi_qla_host *ha);
+int qla4xxx_get_default_ddb(struct scsi_qla_host *ha, uint32_t options,
+			    dma_addr_t dma_addr);
+int qla4xxx_get_uni_chap_at_index(struct scsi_qla_host *ha, char *username,
+				  char *password, uint16_t chap_index);
 
 extern int ql4xextended_error_logging;
 extern int ql4xdontresethba;

drivers/scsi/qla4xxx/ql4_isr.c

@@ -396,7 +396,6 @@ static void qla4xxx_passthru_status_entry(struct scsi_qla_host *ha,
 
 	task_data = task->dd_data;
 	memcpy(&task_data->sts, sts_entry, sizeof(struct passthru_status));
-	ha->req_q_count += task_data->iocb_req_cnt;
 	ha->iocb_cnt -= task_data->iocb_req_cnt;
 	queue_work(ha->task_wq, &task_data->task_work);
 }
@@ -416,7 +415,6 @@ static struct mrb *qla4xxx_del_mrb_from_active_array(struct scsi_qla_host *ha,
 		return mrb;
 
 	/* update counters */
-	ha->req_q_count += mrb->iocb_cnt;
 	ha->iocb_cnt -= mrb->iocb_cnt;
 
 	return mrb;
@@ -877,6 +875,43 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
 			}
 			break;
 
+		case MBOX_ASTS_IPV6_DEFAULT_ROUTER_CHANGED:
+			DEBUG2(ql4_printk(KERN_INFO, ha,
+					  "scsi%ld: AEN %04x, mbox_sts[1]=%08x, mbox_sts[2]=%08x, mbox_sts[3]=%08x, mbox_sts[4]=%08x mbox_sts[5]=%08x\n",
+					  ha->host_no, mbox_sts[0], mbox_sts[1],
+					  mbox_sts[2], mbox_sts[3], mbox_sts[4],
+					  mbox_sts[5]));
+			DEBUG2(ql4_printk(KERN_INFO, ha,
+					  "scsi%ld: AEN %04x Received IPv6 default router changed notification\n",
+					  ha->host_no, mbox_sts[0]));
+			break;
+
+		case MBOX_ASTS_INITIALIZATION_FAILED:
+			DEBUG2(ql4_printk(KERN_INFO, ha,
+					  "scsi%ld: AEN %04x, mbox_sts[3]=%08x\n",
+					  ha->host_no, mbox_sts[0],
+					  mbox_sts[3]));
+			break;
+
+		case MBOX_ASTS_SYSTEM_WARNING_EVENT:
+			DEBUG2(ql4_printk(KERN_WARNING, ha,
+					  "scsi%ld: AEN %04x, mbox_sts[1]=%08x, mbox_sts[2]=%08x, mbox_sts[3]=%08x, mbox_sts[4]=%08x mbox_sts[5]=%08x\n",
+					  ha->host_no, mbox_sts[0], mbox_sts[1],
+					  mbox_sts[2], mbox_sts[3], mbox_sts[4],
+					  mbox_sts[5]));
+			break;
+
+		case MBOX_ASTS_DCBX_CONF_CHANGE:
+			DEBUG2(ql4_printk(KERN_INFO, ha,
+					  "scsi%ld: AEN %04x, mbox_sts[1]=%08x, mbox_sts[2]=%08x, mbox_sts[3]=%08x, mbox_sts[4]=%08x mbox_sts[5]=%08x\n",
+					  ha->host_no, mbox_sts[0], mbox_sts[1],
+					  mbox_sts[2], mbox_sts[3], mbox_sts[4],
+					  mbox_sts[5]));
+			DEBUG2(ql4_printk(KERN_INFO, ha,
+					  "scsi%ld: AEN %04x Received DCBX configuration changed notification\n",
+					  ha->host_no, mbox_sts[0]));
+			break;
+
 		default:
 			DEBUG2(printk(KERN_WARNING
 				      "scsi%ld: AEN %04x UNKNOWN\n",
@@ -1099,8 +1134,8 @@ irqreturn_t qla4_82xx_intr_handler(int irq, void *dev_id)
 
 	status = qla4_82xx_rd_32(ha, ISR_INT_STATE_REG);
 	if (!ISR_IS_LEGACY_INTR_TRIGGERED(status)) {
-		DEBUG2(ql4_printk(KERN_INFO, ha,
-		    "%s legacy Int not triggered\n", __func__));
+		DEBUG7(ql4_printk(KERN_INFO, ha,
+				  "%s legacy Int not triggered\n", __func__));
 		return IRQ_NONE;
 	}
 
@@ -1158,7 +1193,7 @@ irqreturn_t qla4_83xx_intr_handler(int irq, void *dev_id)
 
 	/* Legacy interrupt is valid if bit31 of leg_int_ptr is set */
 	if (!(leg_int_ptr & LEG_INT_PTR_B31)) {
-		DEBUG2(ql4_printk(KERN_ERR, ha,
+		DEBUG7(ql4_printk(KERN_ERR, ha,
 				  "%s: Legacy Interrupt Bit 31 not set, spurious interrupt!\n",
 				  __func__));
 		return IRQ_NONE;
@@ -1166,7 +1201,7 @@ irqreturn_t qla4_83xx_intr_handler(int irq, void *dev_id)
 
 	/* Validate the PCIE function ID set in leg_int_ptr bits [19..16] */
 	if ((leg_int_ptr & PF_BITS_MASK) != ha->pf_bit) {
-		DEBUG2(ql4_printk(KERN_ERR, ha,
+		DEBUG7(ql4_printk(KERN_ERR, ha,
 				  "%s: Incorrect function ID 0x%x in legacy interrupt register, ha->pf_bit = 0x%x\n",
 				  __func__, (leg_int_ptr & PF_BITS_MASK),
 				  ha->pf_bit));

drivers/scsi/qla4xxx/ql4_mbx.c

@@ -1129,6 +1129,7 @@ int qla4xxx_reset_lun(struct scsi_qla_host * ha, struct ddb_entry * ddb_entry,
 {
 	uint32_t mbox_cmd[MBOX_REG_COUNT];
 	uint32_t mbox_sts[MBOX_REG_COUNT];
+	uint32_t scsi_lun[2];
 	int status = QLA_SUCCESS;
 
 	DEBUG2(printk("scsi%ld:%d:%d: lun reset issued\n", ha->host_no,
@@ -1140,10 +1141,16 @@ int qla4xxx_reset_lun(struct scsi_qla_host * ha, struct ddb_entry * ddb_entry,
 	 */
 	memset(&mbox_cmd, 0, sizeof(mbox_cmd));
 	memset(&mbox_sts, 0, sizeof(mbox_sts));
+	int_to_scsilun(lun, (struct scsi_lun *) scsi_lun);
 
 	mbox_cmd[0] = MBOX_CMD_LUN_RESET;
 	mbox_cmd[1] = ddb_entry->fw_ddb_index;
-	mbox_cmd[2] = lun << 8;
+	/* FW expects LUN bytes 0-3 in Incoming Mailbox 2
+	 * (LUN byte 0 is LSByte, byte 3 is MSByte) */
+	mbox_cmd[2] = cpu_to_le32(scsi_lun[0]);
+	/* FW expects LUN bytes 4-7 in Incoming Mailbox 3
+	 * (LUN byte 4 is LSByte, byte 7 is MSByte) */
+	mbox_cmd[3] = cpu_to_le32(scsi_lun[1]);
 	mbox_cmd[5] = 0x01;	/* Immediate Command Enable */
 
 	qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], &mbox_sts[0]);
@@ -1281,8 +1288,8 @@ exit_about_fw:
 	return status;
 }
 
-static int qla4xxx_get_default_ddb(struct scsi_qla_host *ha, uint32_t options,
-				   dma_addr_t dma_addr)
+int qla4xxx_get_default_ddb(struct scsi_qla_host *ha, uint32_t options,
+			    dma_addr_t dma_addr)
 {
 	uint32_t mbox_cmd[MBOX_REG_COUNT];
 	uint32_t mbox_sts[MBOX_REG_COUNT];
@@ -1410,6 +1417,55 @@ exit_bootdb_failed:
 	return status;
 }
 
+int qla4xxx_flashdb_by_index(struct scsi_qla_host *ha,
+			     struct dev_db_entry *fw_ddb_entry,
+			     dma_addr_t fw_ddb_entry_dma, uint16_t ddb_index)
+{
+	uint32_t dev_db_start_offset;
+	uint32_t dev_db_end_offset;
+	int status = QLA_ERROR;
+
+	memset(fw_ddb_entry, 0, sizeof(*fw_ddb_entry));
+
+	if (is_qla40XX(ha)) {
+		dev_db_start_offset = FLASH_OFFSET_DB_INFO;
+		dev_db_end_offset = FLASH_OFFSET_DB_END;
+	} else {
+		dev_db_start_offset = FLASH_RAW_ACCESS_ADDR +
+				      (ha->hw.flt_region_ddb << 2);
+		/* flt_ddb_size is DDB table size for both ports
+		 * so divide it by 2 to calculate the offset for second port
+		 */
+		if (ha->port_num == 1)
+			dev_db_start_offset += (ha->hw.flt_ddb_size / 2);
+
+		dev_db_end_offset = dev_db_start_offset +
+				    (ha->hw.flt_ddb_size / 2);
+	}
+
+	dev_db_start_offset += (ddb_index * sizeof(*fw_ddb_entry));
+
+	if (dev_db_start_offset > dev_db_end_offset) {
+		DEBUG2(ql4_printk(KERN_ERR, ha,
+				  "%s:Invalid DDB index %d", __func__,
+				  ddb_index));
+		goto exit_fdb_failed;
+	}
+
+	if (qla4xxx_get_flash(ha, fw_ddb_entry_dma, dev_db_start_offset,
+			      sizeof(*fw_ddb_entry)) != QLA_SUCCESS) {
+		ql4_printk(KERN_ERR, ha, "scsi%ld: %s: Get Flash failed\n",
+			   ha->host_no, __func__);
+		goto exit_fdb_failed;
+	}
+
+	if (fw_ddb_entry->cookie == DDB_VALID_COOKIE)
+		status = QLA_SUCCESS;
+
+exit_fdb_failed:
+	return status;
+}
+
 int qla4xxx_get_chap(struct scsi_qla_host *ha, char *username, char *password,
 		     uint16_t idx)
 {
@@ -1503,6 +1559,62 @@ exit_set_chap:
 	return ret;
 }
 
+
+int qla4xxx_get_uni_chap_at_index(struct scsi_qla_host *ha, char *username,
+				  char *password, uint16_t chap_index)
+{
+	int rval = QLA_ERROR;
+	struct ql4_chap_table *chap_table = NULL;
+	int max_chap_entries;
+
+	if (!ha->chap_list) {
+		ql4_printk(KERN_ERR, ha, "Do not have CHAP table cache\n");
+		rval = QLA_ERROR;
+		goto exit_uni_chap;
+	}
+
+	if (!username || !password) {
+		ql4_printk(KERN_ERR, ha, "No memory for username & secret\n");
+		rval = QLA_ERROR;
+		goto exit_uni_chap;
+	}
+
+	if (is_qla80XX(ha))
+		max_chap_entries = (ha->hw.flt_chap_size / 2) /
+				   sizeof(struct ql4_chap_table);
+	else
+		max_chap_entries = MAX_CHAP_ENTRIES_40XX;
+
+	if (chap_index > max_chap_entries) {
+		ql4_printk(KERN_ERR, ha, "Invalid Chap index\n");
+		rval = QLA_ERROR;
+		goto exit_uni_chap;
+	}
+
+	mutex_lock(&ha->chap_sem);
+	chap_table = (struct ql4_chap_table *)ha->chap_list + chap_index;
+	if (chap_table->cookie != __constant_cpu_to_le16(CHAP_VALID_COOKIE)) {
+		rval = QLA_ERROR;
+		goto exit_unlock_uni_chap;
+	}
+
+	if (!(chap_table->flags & BIT_6)) {
+		ql4_printk(KERN_ERR, ha, "Unidirectional entry not set\n");
+		rval = QLA_ERROR;
+		goto exit_unlock_uni_chap;
+	}
+
+	strncpy(password, chap_table->secret, MAX_CHAP_SECRET_LEN);
+	strncpy(username, chap_table->name, MAX_CHAP_NAME_LEN);
+
+	rval = QLA_SUCCESS;
+
+exit_unlock_uni_chap:
+	mutex_unlock(&ha->chap_sem);
+exit_uni_chap:
+	return rval;
+}
+
 /**
  * qla4xxx_get_chap_index - Get chap index given username and secret
  * @ha: pointer to adapter structure
@@ -1524,7 +1636,7 @@ int qla4xxx_get_chap_index(struct scsi_qla_host *ha, char *username,
 	int max_chap_entries = 0;
 	struct ql4_chap_table *chap_table;
 
-	if (is_qla8022(ha))
+	if (is_qla80XX(ha))
 		max_chap_entries = (ha->hw.flt_chap_size / 2) /
 						sizeof(struct ql4_chap_table);
 	else

drivers/scsi/qla4xxx/ql4_nx.c

@@ -3154,6 +3154,10 @@ qla4_8xxx_get_flt_info(struct scsi_qla_host *ha, uint32_t flt_addr)
 			hw->flt_region_chap =  start;
 			hw->flt_chap_size =  le32_to_cpu(region->size);
 			break;
+		case FLT_REG_ISCSI_DDB:
+			hw->flt_region_ddb =  start;
+			hw->flt_ddb_size =  le32_to_cpu(region->size);
+			break;
 		}
 	}
 	goto done;
@@ -3166,14 +3170,19 @@ no_flash_data:
 	hw->flt_region_boot     = FA_BOOT_CODE_ADDR_82;
 	hw->flt_region_bootload = FA_BOOT_LOAD_ADDR_82;
 	hw->flt_region_fw       = FA_RISC_CODE_ADDR_82;
-	hw->flt_region_chap	= FA_FLASH_ISCSI_CHAP;
+	hw->flt_region_chap	= FA_FLASH_ISCSI_CHAP >> 2;
 	hw->flt_chap_size	= FA_FLASH_CHAP_SIZE;
+	hw->flt_region_ddb	= FA_FLASH_ISCSI_DDB >> 2;
+	hw->flt_ddb_size	= FA_FLASH_DDB_SIZE;
 
 done:
-	DEBUG2(ql4_printk(KERN_INFO, ha, "FLT[%s]: flt=0x%x fdt=0x%x "
-	    "boot=0x%x bootload=0x%x fw=0x%x\n", loc, hw->flt_region_flt,
-	    hw->flt_region_fdt,	hw->flt_region_boot, hw->flt_region_bootload,
-	    hw->flt_region_fw));
+	DEBUG2(ql4_printk(KERN_INFO, ha,
+			  "FLT[%s]: flt=0x%x fdt=0x%x boot=0x%x bootload=0x%x fw=0x%x chap=0x%x chap_size=0x%x ddb=0x%x  ddb_size=0x%x\n",
+			  loc, hw->flt_region_flt, hw->flt_region_fdt,
+			  hw->flt_region_boot, hw->flt_region_bootload,
+			  hw->flt_region_fw, hw->flt_region_chap,
+			  hw->flt_chap_size, hw->flt_region_ddb,
+			  hw->flt_ddb_size));
 }
 
 static void

drivers/scsi/qla4xxx/ql4_version.h

@@ -5,4 +5,4 @@
  * See LICENSE.qla4xxx for copyright and licensing details.
  */
 
-#define QLA4XXX_DRIVER_VERSION	"5.03.00-k4"
+#define QLA4XXX_DRIVER_VERSION	"5.03.00-k8"

include/scsi/iscsi_if.h

@@ -63,6 +63,12 @@ enum iscsi_uevent_e {
 	ISCSI_UEVENT_PING		= UEVENT_BASE + 22,
 	ISCSI_UEVENT_GET_CHAP		= UEVENT_BASE + 23,
 	ISCSI_UEVENT_DELETE_CHAP	= UEVENT_BASE + 24,
+	ISCSI_UEVENT_SET_FLASHNODE_PARAMS	= UEVENT_BASE + 25,
+	ISCSI_UEVENT_NEW_FLASHNODE	= UEVENT_BASE + 26,
+	ISCSI_UEVENT_DEL_FLASHNODE	= UEVENT_BASE + 27,
+	ISCSI_UEVENT_LOGIN_FLASHNODE	= UEVENT_BASE + 28,
+	ISCSI_UEVENT_LOGOUT_FLASHNODE	= UEVENT_BASE + 29,
+	ISCSI_UEVENT_LOGOUT_FLASHNODE_SID	= UEVENT_BASE + 30,
 
 	/* up events */
 	ISCSI_KEVENT_RECV_PDU		= KEVENT_BASE + 1,
@@ -210,6 +216,31 @@ struct iscsi_uevent {
 		       uint32_t        host_no;
 		       uint16_t        chap_tbl_idx;
 		} delete_chap;
+		struct msg_set_flashnode_param {
+			uint32_t	host_no;
+			uint32_t	flashnode_idx;
+			uint32_t	count;
+		} set_flashnode;
+		struct msg_new_flashnode {
+			uint32_t	host_no;
+			uint32_t	len;
+		} new_flashnode;
+		struct msg_del_flashnode {
+			uint32_t	host_no;
+			uint32_t	flashnode_idx;
+		} del_flashnode;
+		struct msg_login_flashnode {
+			uint32_t	host_no;
+			uint32_t	flashnode_idx;
+		} login_flashnode;
+		struct msg_logout_flashnode {
+			uint32_t	host_no;
+			uint32_t	flashnode_idx;
+		} logout_flashnode;
+		struct msg_logout_flashnode_sid {
+			uint32_t	host_no;
+			uint32_t	sid;
+		} logout_flashnode_sid;
 	} u;
 	union {
 		/* messages k -> u */
@@ -267,6 +298,9 @@ struct iscsi_uevent {
 						   with each ping request */
 			uint32_t        data_size;
 		} ping_comp;
+		struct msg_new_flashnode_ret {
+			uint32_t	flashnode_idx;
+		} new_flashnode_ret;
 	} r;
 } __attribute__ ((aligned (sizeof(uint64_t))));
 
@@ -274,6 +308,7 @@ enum iscsi_param_type {
 	ISCSI_PARAM,		/* iscsi_param (session, conn, target, LU) */
 	ISCSI_HOST_PARAM,	/* iscsi_host_param */
 	ISCSI_NET_PARAM,	/* iscsi_net_param */
+	ISCSI_FLASHNODE_PARAM,	/* iscsi_flashnode_param */
 };
 
 struct iscsi_iface_param_info {
@@ -469,6 +504,88 @@ enum iscsi_host_param {
 	ISCSI_HOST_PARAM_MAX,
 };
 
+/* portal type */
+#define PORTAL_TYPE_IPV4	"ipv4"
+#define PORTAL_TYPE_IPV6	"ipv6"
+
+/* iSCSI Flash Target params */
+enum iscsi_flashnode_param {
+	ISCSI_FLASHNODE_IS_FW_ASSIGNED_IPV6,
+	ISCSI_FLASHNODE_PORTAL_TYPE,
+	ISCSI_FLASHNODE_AUTO_SND_TGT_DISABLE,
+	ISCSI_FLASHNODE_DISCOVERY_SESS,
+	ISCSI_FLASHNODE_ENTRY_EN,
+	ISCSI_FLASHNODE_HDR_DGST_EN,
+	ISCSI_FLASHNODE_DATA_DGST_EN,
+	ISCSI_FLASHNODE_IMM_DATA_EN,
+	ISCSI_FLASHNODE_INITIAL_R2T_EN,
+	ISCSI_FLASHNODE_DATASEQ_INORDER,
+	ISCSI_FLASHNODE_PDU_INORDER,
+	ISCSI_FLASHNODE_CHAP_AUTH_EN,
+	ISCSI_FLASHNODE_SNACK_REQ_EN,
+	ISCSI_FLASHNODE_DISCOVERY_LOGOUT_EN,
+	ISCSI_FLASHNODE_BIDI_CHAP_EN,
+	/* make authentication for discovery sessions optional */
+	ISCSI_FLASHNODE_DISCOVERY_AUTH_OPTIONAL,
+	ISCSI_FLASHNODE_ERL,
+	ISCSI_FLASHNODE_TCP_TIMESTAMP_STAT,
+	ISCSI_FLASHNODE_TCP_NAGLE_DISABLE,
+	ISCSI_FLASHNODE_TCP_WSF_DISABLE,
+	ISCSI_FLASHNODE_TCP_TIMER_SCALE,
+	ISCSI_FLASHNODE_TCP_TIMESTAMP_EN,
+	ISCSI_FLASHNODE_IP_FRAG_DISABLE,
+	ISCSI_FLASHNODE_MAX_RECV_DLENGTH,
+	ISCSI_FLASHNODE_MAX_XMIT_DLENGTH,
+	ISCSI_FLASHNODE_FIRST_BURST,
+	ISCSI_FLASHNODE_DEF_TIME2WAIT,
+	ISCSI_FLASHNODE_DEF_TIME2RETAIN,
+	ISCSI_FLASHNODE_MAX_R2T,
+	ISCSI_FLASHNODE_KEEPALIVE_TMO,
+	ISCSI_FLASHNODE_ISID,
+	ISCSI_FLASHNODE_TSID,
+	ISCSI_FLASHNODE_PORT,
+	ISCSI_FLASHNODE_MAX_BURST,
+	ISCSI_FLASHNODE_DEF_TASKMGMT_TMO,
+	ISCSI_FLASHNODE_IPADDR,
+	ISCSI_FLASHNODE_ALIAS,
+	ISCSI_FLASHNODE_REDIRECT_IPADDR,
+	ISCSI_FLASHNODE_MAX_SEGMENT_SIZE,
+	ISCSI_FLASHNODE_LOCAL_PORT,
+	ISCSI_FLASHNODE_IPV4_TOS,
+	ISCSI_FLASHNODE_IPV6_TC,
+	ISCSI_FLASHNODE_IPV6_FLOW_LABEL,
+	ISCSI_FLASHNODE_NAME,
+	ISCSI_FLASHNODE_TPGT,
+	ISCSI_FLASHNODE_LINK_LOCAL_IPV6,
+	ISCSI_FLASHNODE_DISCOVERY_PARENT_IDX,
+	ISCSI_FLASHNODE_DISCOVERY_PARENT_TYPE,
+	ISCSI_FLASHNODE_TCP_XMIT_WSF,
+	ISCSI_FLASHNODE_TCP_RECV_WSF,
+	ISCSI_FLASHNODE_CHAP_IN_IDX,
+	ISCSI_FLASHNODE_CHAP_OUT_IDX,
+	ISCSI_FLASHNODE_USERNAME,
+	ISCSI_FLASHNODE_USERNAME_IN,
+	ISCSI_FLASHNODE_PASSWORD,
+	ISCSI_FLASHNODE_PASSWORD_IN,
+	ISCSI_FLASHNODE_STATSN,
+	ISCSI_FLASHNODE_EXP_STATSN,
+	ISCSI_FLASHNODE_IS_BOOT_TGT,
+
+	ISCSI_FLASHNODE_MAX,
+};
+
+struct iscsi_flashnode_param_info {
+	uint32_t len;		/* Actual length of the param */
+	uint16_t param;		/* iscsi param value */
+	uint8_t value[0];	/* length sized value follows */
+} __packed;
+
+enum iscsi_discovery_parent_type {
+	ISCSI_DISC_PARENT_UNKNOWN	= 0x1,
+	ISCSI_DISC_PARENT_SENDTGT	= 0x2,
+	ISCSI_DISC_PARENT_ISNS		= 0x3,
+};
+
 /* iSCSI port Speed */
 enum iscsi_port_speed {
 	ISCSI_PORT_SPEED_UNKNOWN	= 0x1,

include/scsi/libiscsi.h

@@ -427,6 +427,7 @@ extern void iscsi_complete_scsi_task(struct iscsi_task *task,
  */
 extern void iscsi_pool_free(struct iscsi_pool *);
 extern int iscsi_pool_init(struct iscsi_pool *, int, void ***, int);
+extern int iscsi_switch_str_param(char **, char *);
 
 /*
  * inline functions to deal with padding.

include/scsi/scsi_transport_iscsi.h

@@ -39,6 +39,8 @@ struct iscsi_task;
 struct sockaddr;
 struct iscsi_iface;
 struct bsg_job;
+struct iscsi_bus_flash_session;
+struct iscsi_bus_flash_conn;
 
 /**
  * struct iscsi_transport - iSCSI Transport template
@@ -150,6 +152,19 @@ struct iscsi_transport {
 	int (*get_chap) (struct Scsi_Host *shost, uint16_t chap_tbl_idx,
 			 uint32_t *num_entries, char *buf);
 	int (*delete_chap) (struct Scsi_Host *shost, uint16_t chap_tbl_idx);
+	int (*get_flashnode_param) (struct iscsi_bus_flash_session *fnode_sess,
+				    int param, char *buf);
+	int (*set_flashnode_param) (struct iscsi_bus_flash_session *fnode_sess,
+				    struct iscsi_bus_flash_conn *fnode_conn,
+				    void *data, int len);
+	int (*new_flashnode) (struct Scsi_Host *shost, const char *buf,
+			      int len);
+	int (*del_flashnode) (struct iscsi_bus_flash_session *fnode_sess);
+	int (*login_flashnode) (struct iscsi_bus_flash_session *fnode_sess,
+				struct iscsi_bus_flash_conn *fnode_conn);
+	int (*logout_flashnode) (struct iscsi_bus_flash_session *fnode_sess,
+				 struct iscsi_bus_flash_conn *fnode_conn);
+	int (*logout_flashnode_sid) (struct iscsi_cls_session *cls_sess);
 };
 
 /*
@@ -286,6 +301,112 @@ struct iscsi_iface {
 #define iscsi_iface_to_shost(_iface) \
 	dev_to_shost(_iface->dev.parent)
 
+
+struct iscsi_bus_flash_conn {
+	struct list_head conn_list;	/* item in connlist */
+	void *dd_data;			/* LLD private data */
+	struct iscsi_transport *transport;
+	struct device dev;		/* sysfs transport/container device */
+	/* iscsi connection parameters */
+	uint32_t		exp_statsn;
+	uint32_t		statsn;
+	unsigned		max_recv_dlength; /* initiator_max_recv_dsl*/
+	unsigned		max_xmit_dlength; /* target_max_recv_dsl */
+	unsigned		max_segment_size;
+	unsigned		tcp_xmit_wsf;
+	unsigned		tcp_recv_wsf;
+	int			hdrdgst_en;
+	int			datadgst_en;
+	int			port;
+	char			*ipaddress;
+	char			*link_local_ipv6_addr;
+	char			*redirect_ipaddr;
+	uint16_t		keepalive_timeout;
+	uint16_t		local_port;
+	uint8_t			snack_req_en;
+	/* tcp timestamp negotiation status */
+	uint8_t			tcp_timestamp_stat;
+	uint8_t			tcp_nagle_disable;
+	/* tcp window scale factor */
+	uint8_t			tcp_wsf_disable;
+	uint8_t			tcp_timer_scale;
+	uint8_t			tcp_timestamp_en;
+	uint8_t			ipv4_tos;
+	uint8_t			ipv6_traffic_class;
+	uint8_t			ipv6_flow_label;
+	uint8_t			fragment_disable;
+	/* Link local IPv6 address is assigned by firmware or driver */
+	uint8_t			is_fw_assigned_ipv6;
+};
+
+#define iscsi_dev_to_flash_conn(_dev) \
+	container_of(_dev, struct iscsi_bus_flash_conn, dev)
+
+#define iscsi_flash_conn_to_flash_session(_conn) \
+	iscsi_dev_to_flash_session(_conn->dev.parent)
+
+#define ISID_SIZE 6
+
+struct iscsi_bus_flash_session {
+	struct list_head sess_list;		/* item in session_list */
+	struct iscsi_transport *transport;
+	unsigned int target_id;
+	int flash_state;	/* persistent or non-persistent */
+	void *dd_data;				/* LLD private data */
+	struct device dev;	/* sysfs transport/container device */
+	/* iscsi session parameters */
+	unsigned		first_burst;
+	unsigned		max_burst;
+	unsigned short		max_r2t;
+	int			default_taskmgmt_timeout;
+	int			initial_r2t_en;
+	int			imm_data_en;
+	int			time2wait;
+	int			time2retain;
+	int			pdu_inorder_en;
+	int			dataseq_inorder_en;
+	int			erl;
+	int			tpgt;
+	char			*username;
+	char			*username_in;
+	char			*password;
+	char			*password_in;
+	char			*targetname;
+	char			*targetalias;
+	char			*portal_type;
+	uint16_t		tsid;
+	uint16_t		chap_in_idx;
+	uint16_t		chap_out_idx;
+	/* index of iSCSI discovery session if the entry is
+	 * discovered by iSCSI discovery session
+	 */
+	uint16_t		discovery_parent_idx;
+	/* indicates if discovery was done through iSNS discovery service
+	 * or through sendTarget */
+	uint16_t		discovery_parent_type;
+	/* Firmware auto sendtarget discovery disable */
+	uint8_t			auto_snd_tgt_disable;
+	uint8_t			discovery_sess;
+	/* indicates if this flashnode entry is enabled or disabled */
+	uint8_t			entry_state;
+	uint8_t			chap_auth_en;
+	/* enables firmware to auto logout the discovery session on discovery
+	 * completion
+	 */
+	uint8_t			discovery_logout_en;
+	uint8_t			bidi_chap_en;
+	/* makes authentication for discovery session optional */
+	uint8_t			discovery_auth_optional;
+	uint8_t			isid[ISID_SIZE];
+	uint8_t			is_boot_target;
+};
+
+#define iscsi_dev_to_flash_session(_dev) \
+	container_of(_dev, struct iscsi_bus_flash_session, dev)
+
+#define iscsi_flash_session_to_shost(_session) \
+	dev_to_shost(_session->dev.parent)
+
 /*
  * session and connection functions that can be used by HW iSCSI LLDs
  */
@@ -330,4 +451,34 @@ extern char *iscsi_get_port_speed_name(struct Scsi_Host *shost);
 extern char *iscsi_get_port_state_name(struct Scsi_Host *shost);
 extern int iscsi_is_session_dev(const struct device *dev);
 
+extern char *iscsi_get_discovery_parent_name(int parent_type);
+extern struct device *
+iscsi_find_flashnode(struct Scsi_Host *shost, void *data,
+		     int (*fn)(struct device *dev, void *data));
+
+extern struct iscsi_bus_flash_session *
+iscsi_create_flashnode_sess(struct Scsi_Host *shost, int index,
+			    struct iscsi_transport *transport, int dd_size);
+
+extern struct iscsi_bus_flash_conn *
+iscsi_create_flashnode_conn(struct Scsi_Host *shost,
+			    struct iscsi_bus_flash_session *fnode_sess,
+			    struct iscsi_transport *transport, int dd_size);
+
+extern void
+iscsi_destroy_flashnode_sess(struct iscsi_bus_flash_session *fnode_sess);
+
+extern void iscsi_destroy_all_flashnode(struct Scsi_Host *shost);
+extern int iscsi_flashnode_bus_match(struct device *dev,
+				     struct device_driver *drv);
+extern int iscsi_is_flashnode_conn_dev(struct device *dev, void *data);
+
+extern struct device *
+iscsi_find_flashnode_sess(struct Scsi_Host *shost, void *data,
+			  int (*fn)(struct device *dev, void *data));
+
+extern struct device *
+iscsi_find_flashnode_conn(struct iscsi_bus_flash_session *fnode_sess,
+			  void *data,
+			  int (*fn)(struct device *dev, void *data));
 #endif