diff --git a/block/blk-map.c b/block/blk-map.c
index 2990447f45e9..f103729b462f 100644
--- a/block/blk-map.c
+++ b/block/blk-map.c
@@ -42,7 +42,7 @@ static int __blk_rq_unmap_user(struct bio *bio)
 
 static int __blk_rq_map_user(struct request_queue *q, struct request *rq,
 			     struct rq_map_data *map_data, void __user *ubuf,
-			     unsigned int len, int null_mapped, gfp_t gfp_mask)
+			     unsigned int len, gfp_t gfp_mask)
 {
 	unsigned long uaddr;
 	struct bio *bio, *orig_bio;
@@ -63,7 +63,7 @@ static int __blk_rq_map_user(struct request_queue *q, struct request *rq,
 	if (IS_ERR(bio))
 		return PTR_ERR(bio);
 
-	if (null_mapped)
+	if (map_data && map_data->null_mapped)
 		bio->bi_flags |= (1 << BIO_NULL_MAPPED);
 
 	orig_bio = bio;
@@ -114,17 +114,15 @@ int blk_rq_map_user(struct request_queue *q, struct request *rq,
 {
 	unsigned long bytes_read = 0;
 	struct bio *bio = NULL;
-	int ret, null_mapped = 0;
+	int ret;
 
 	if (len > (q->max_hw_sectors << 9))
 		return -EINVAL;
 	if (!len)
 		return -EINVAL;
-	if (!ubuf) {
-		if (!map_data || rq_data_dir(rq) != READ)
-			return -EINVAL;
-		null_mapped = 1;
-	}
+
+	if (!ubuf && (!map_data || !map_data->null_mapped))
+		return -EINVAL;
 
 	while (bytes_read != len) {
 		unsigned long map_len, end, start;
@@ -143,13 +141,16 @@ int blk_rq_map_user(struct request_queue *q, struct request *rq,
 			map_len -= PAGE_SIZE;
 
 		ret = __blk_rq_map_user(q, rq, map_data, ubuf, map_len,
-					null_mapped, gfp_mask);
+					gfp_mask);
 		if (ret < 0)
 			goto unmap_rq;
 		if (!bio)
 			bio = rq->bio;
 		bytes_read += ret;
 		ubuf += ret;
+
+		if (map_data)
+			map_data->offset += ret;
 	}
 
 	if (!bio_flagged(bio, BIO_USER_MAPPED))
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index b89f476cd0a9..c63817117c0a 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -308,10 +308,11 @@ static void mptctl_timeout_expired (MPT_IOCTL *ioctl)
 {
 	int rc = 1;
 
-	dctlprintk(ioctl->ioc, printk(MYIOC_s_DEBUG_FMT ": Timeout Expired! Host %d\n",
-				ioctl->ioc->name, ioctl->ioc->id));
 	if (ioctl == NULL)
 		return;
+	dctlprintk(ioctl->ioc,
+		   printk(MYIOC_s_DEBUG_FMT ": Timeout Expired! Host %d\n",
+		   ioctl->ioc->name, ioctl->ioc->id));
 
 	ioctl->wait_done = 0;
 	if (ioctl->reset & MPTCTL_RESET_OK)
diff --git a/drivers/misc/enclosure.c b/drivers/misc/enclosure.c
index 0736cff9d97a..3cf61ece71d7 100644
--- a/drivers/misc/enclosure.c
+++ b/drivers/misc/enclosure.c
@@ -119,7 +119,7 @@ enclosure_register(struct device *dev, const char *name, int components,
 	edev->edev.class = &enclosure_class;
 	edev->edev.parent = get_device(dev);
 	edev->cb = cb;
-	snprintf(edev->edev.bus_id, BUS_ID_SIZE, "%s", name);
+	dev_set_name(&edev->edev, name);
 	err = device_register(&edev->edev);
 	if (err)
 		goto err;
@@ -170,7 +170,7 @@ EXPORT_SYMBOL_GPL(enclosure_unregister);
 static void enclosure_link_name(struct enclosure_component *cdev, char *name)
 {
 	strcpy(name, "enclosure_device:");
-	strcat(name, cdev->cdev.bus_id);
+	strcat(name, dev_name(&cdev->cdev));
 }
 
 static void enclosure_remove_links(struct enclosure_component *cdev)
@@ -256,9 +256,9 @@ enclosure_component_register(struct enclosure_device *edev,
 	cdev = &ecomp->cdev;
 	cdev->parent = get_device(&edev->edev);
 	if (name)
-		snprintf(cdev->bus_id, BUS_ID_SIZE, "%s", name);
+		dev_set_name(cdev, name);
 	else
-		snprintf(cdev->bus_id, BUS_ID_SIZE, "%u", number);
+		dev_set_name(cdev, "%u", number);
 
 	cdev->release = enclosure_component_release;
 	cdev->groups = enclosure_groups;
diff --git a/drivers/scsi/NCR_D700.c b/drivers/scsi/NCR_D700.c
index 9e64b21ef637..c889d8458684 100644
--- a/drivers/scsi/NCR_D700.c
+++ b/drivers/scsi/NCR_D700.c
@@ -318,7 +318,7 @@ NCR_D700_probe(struct device *dev)
 		return -ENOMEM;
 
 	p->dev = dev;
-	snprintf(p->name, sizeof(p->name), "D700(%s)", dev->bus_id);
+	snprintf(p->name, sizeof(p->name), "D700(%s)", dev_name(dev));
 	if (request_irq(irq, NCR_D700_intr, IRQF_SHARED, p->name, p)) {
 		printk(KERN_ERR "D700: request_irq failed\n");
 		kfree(p);
diff --git a/drivers/scsi/a2091.c b/drivers/scsi/a2091.c
index 07d572feceed..37dd47136fb1 100644
--- a/drivers/scsi/a2091.c
+++ b/drivers/scsi/a2091.c
@@ -169,10 +169,8 @@ int __init a2091_detect(struct scsi_host_template *tpnt)
 	    continue;
 
 	instance = scsi_register (tpnt, sizeof (struct WD33C93_hostdata));
-	if (instance == NULL) {
-	    release_mem_region(address, 256);
-	    continue;
-	}
+	if (instance == NULL)
+	    goto release;
 	instance->base = ZTWO_VADDR(address);
 	instance->irq = IRQ_AMIGA_PORTS;
 	instance->unique_id = z->slotaddr;
@@ -183,10 +181,18 @@ int __init a2091_detect(struct scsi_host_template *tpnt)
 	HDATA(instance)->fast = 0;
 	HDATA(instance)->dma_mode = CTRL_DMA;
 	wd33c93_init(instance, regs, dma_setup, dma_stop, WD33C93_FS_8_10);
-	request_irq(IRQ_AMIGA_PORTS, a2091_intr, IRQF_SHARED, "A2091 SCSI",
-		    instance);
+	if (request_irq(IRQ_AMIGA_PORTS, a2091_intr, IRQF_SHARED, "A2091 SCSI",
+			instance))
+	    goto unregister;
 	DMA(instance)->CNTR = CNTR_PDMD | CNTR_INTEN;
 	num_a2091++;
+	continue;
+
+unregister:
+	scsi_unregister(instance);
+	wd33c93_release();
+release:
+	release_mem_region(address, 256);
     }
 
     return num_a2091;
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index 2f602720193e..7507d8bc57a1 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -2527,7 +2527,7 @@ static void asc_prt_scsi_host(struct Scsi_Host *s)
 {
 	struct asc_board *boardp = shost_priv(s);
 
-	printk("Scsi_Host at addr 0x%p, device %s\n", s, boardp->dev->bus_id);
+	printk("Scsi_Host at addr 0x%p, device %s\n", s, dev_name(boardp->dev));
 	printk(" host_busy %u, host_no %d, last_reset %d,\n",
 	       s->host_busy, s->host_no, (unsigned)s->last_reset);
 
diff --git a/drivers/scsi/aic94xx/aic94xx_tmf.c b/drivers/scsi/aic94xx/aic94xx_tmf.c
index d4640ef6d44f..78eb86fc6276 100644
--- a/drivers/scsi/aic94xx/aic94xx_tmf.c
+++ b/drivers/scsi/aic94xx/aic94xx_tmf.c
@@ -189,7 +189,7 @@ int asd_I_T_nexus_reset(struct domain_device *dev)
 	asd_clear_nexus_I_T(dev, NEXUS_PHASE_PRE);
 	/* send a hard reset */
 	ASD_DPRINTK("sending %s reset to %s\n",
-		    reset_type ? "hard" : "soft", phy->dev.bus_id);
+		    reset_type ? "hard" : "soft", dev_name(&phy->dev));
 	res = sas_phy_reset(phy, reset_type);
 	if (res == TMF_RESP_FUNC_COMPLETE) {
 		/* wait for the maximum settle time */
diff --git a/drivers/scsi/cxgb3i/cxgb3i_ddp.c b/drivers/scsi/cxgb3i/cxgb3i_ddp.c
index 1a41f04264f7..08f3a09d9233 100644
--- a/drivers/scsi/cxgb3i/cxgb3i_ddp.c
+++ b/drivers/scsi/cxgb3i/cxgb3i_ddp.c
@@ -11,6 +11,7 @@
  */
 
 #include <linux/skbuff.h>
+#include <linux/scatterlist.h>
 
 /* from cxgb3 LLD */
 #include "common.h"
diff --git a/drivers/scsi/gvp11.c b/drivers/scsi/gvp11.c
index ca7363752401..5d1bf7e3d245 100644
--- a/drivers/scsi/gvp11.c
+++ b/drivers/scsi/gvp11.c
@@ -329,12 +329,16 @@ int __init gvp11_detect(struct scsi_host_template *tpnt)
 		     (epc & GVP_SCSICLKMASK) ? WD33C93_FS_8_10
 					     : WD33C93_FS_12_15);
 
-	request_irq(IRQ_AMIGA_PORTS, gvp11_intr, IRQF_SHARED, "GVP11 SCSI",
-		    instance);
+	if (request_irq(IRQ_AMIGA_PORTS, gvp11_intr, IRQF_SHARED, "GVP11 SCSI",
+			instance))
+		goto unregister;
 	DMA(instance)->CNTR = GVP11_DMAC_INT_ENABLE;
 	num_gvp11++;
 	continue;
 
+unregister:
+	scsi_unregister(instance);
+	wd33c93_release();
 release:
 	release_mem_region(address, 256);
     }
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 3fdbb13e80a8..aa670a1d1513 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -388,8 +388,7 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
 		shost->dma_boundary = 0xffffffff;
 
 	device_initialize(&shost->shost_gendev);
-	snprintf(shost->shost_gendev.bus_id, BUS_ID_SIZE, "host%d",
-		shost->host_no);
+	dev_set_name(&shost->shost_gendev, "host%d", shost->host_no);
 #ifndef CONFIG_SYSFS_DEPRECATED
 	shost->shost_gendev.bus = &scsi_bus_type;
 #endif
@@ -398,8 +397,7 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
 	device_initialize(&shost->shost_dev);
 	shost->shost_dev.parent = &shost->shost_gendev;
 	shost->shost_dev.class = &shost_class;
-	snprintf(shost->shost_dev.bus_id, BUS_ID_SIZE, "host%d",
-		 shost->host_no);
+	dev_set_name(&shost->shost_dev, "host%d", shost->host_no);
 	shost->shost_dev.groups = scsi_sysfs_shost_attr_groups;
 
 	shost->ehandler = kthread_run(scsi_error_handler, shost,
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index 44f202f33101..ee0739b217b6 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -101,7 +101,7 @@ static const struct {
 	{ IBMVFC_FABRIC_MAPPED, IBMVFC_UNABLE_TO_ESTABLISH, DID_ERROR, 1, 1, "unable to establish" },
 	{ IBMVFC_FABRIC_MAPPED, IBMVFC_XPORT_FAULT, DID_OK, 1, 0, "transport fault" },
 	{ IBMVFC_FABRIC_MAPPED, IBMVFC_CMD_TIMEOUT, DID_TIME_OUT, 1, 1, "command timeout" },
-	{ IBMVFC_FABRIC_MAPPED, IBMVFC_ENETDOWN, DID_NO_CONNECT, 1, 1, "network down" },
+	{ IBMVFC_FABRIC_MAPPED, IBMVFC_ENETDOWN, DID_TRANSPORT_DISRUPTED, 1, 1, "network down" },
 	{ IBMVFC_FABRIC_MAPPED, IBMVFC_HW_FAILURE, DID_ERROR, 1, 1, "hardware failure" },
 	{ IBMVFC_FABRIC_MAPPED, IBMVFC_LINK_DOWN_ERR, DID_REQUEUE, 0, 0, "link down" },
 	{ IBMVFC_FABRIC_MAPPED, IBMVFC_LINK_DEAD_ERR, DID_ERROR, 0, 0, "link dead" },
@@ -115,11 +115,11 @@ static const struct {
 
 	{ IBMVFC_VIOS_FAILURE, IBMVFC_CRQ_FAILURE, DID_REQUEUE, 1, 1, "CRQ failure" },
 	{ IBMVFC_VIOS_FAILURE, IBMVFC_SW_FAILURE, DID_ERROR, 0, 1, "software failure" },
-	{ IBMVFC_VIOS_FAILURE, IBMVFC_INVALID_PARAMETER, DID_ABORT, 0, 1, "invalid parameter" },
-	{ IBMVFC_VIOS_FAILURE, IBMVFC_MISSING_PARAMETER, DID_ABORT, 0, 1, "missing parameter" },
+	{ IBMVFC_VIOS_FAILURE, IBMVFC_INVALID_PARAMETER, DID_ERROR, 0, 1, "invalid parameter" },
+	{ IBMVFC_VIOS_FAILURE, IBMVFC_MISSING_PARAMETER, DID_ERROR, 0, 1, "missing parameter" },
 	{ IBMVFC_VIOS_FAILURE, IBMVFC_HOST_IO_BUS, DID_ERROR, 1, 1, "host I/O bus failure" },
-	{ IBMVFC_VIOS_FAILURE, IBMVFC_TRANS_CANCELLED, DID_ABORT, 0, 1, "transaction cancelled" },
-	{ IBMVFC_VIOS_FAILURE, IBMVFC_TRANS_CANCELLED_IMPLICIT, DID_ABORT, 0, 1, "transaction cancelled implicit" },
+	{ IBMVFC_VIOS_FAILURE, IBMVFC_TRANS_CANCELLED, DID_ERROR, 0, 1, "transaction cancelled" },
+	{ IBMVFC_VIOS_FAILURE, IBMVFC_TRANS_CANCELLED_IMPLICIT, DID_ERROR, 0, 1, "transaction cancelled implicit" },
 	{ IBMVFC_VIOS_FAILURE, IBMVFC_INSUFFICIENT_RESOURCE, DID_REQUEUE, 1, 1, "insufficient resources" },
 	{ IBMVFC_VIOS_FAILURE, IBMVFC_PLOGI_REQUIRED, DID_ERROR, 0, 1, "port login required" },
 	{ IBMVFC_VIOS_FAILURE, IBMVFC_COMMAND_FAILED, DID_ERROR, 1, 1, "command failed" },
@@ -1145,10 +1145,10 @@ static void ibmvfc_set_login_info(struct ibmvfc_host *vhost)
 	login_info->async.len = vhost->async_crq.size * sizeof(*vhost->async_crq.msgs);
 	strncpy(login_info->partition_name, vhost->partition_name, IBMVFC_MAX_NAME);
 	strncpy(login_info->device_name,
-		vhost->host->shost_gendev.bus_id, IBMVFC_MAX_NAME);
+		dev_name(&vhost->host->shost_gendev), IBMVFC_MAX_NAME);
 
 	location = of_get_property(of_node, "ibm,loc-code", NULL);
-	location = location ? location : vhost->dev->bus_id;
+	location = location ? location : dev_name(vhost->dev);
 	strncpy(login_info->drc_name, location, IBMVFC_MAX_NAME);
 }
 
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index 868d35ea01bb..5c541f7850f9 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -89,6 +89,7 @@ static int max_id = 64;
 static int max_channel = 3;
 static int init_timeout = 5;
 static int max_requests = IBMVSCSI_MAX_REQUESTS_DEFAULT;
+static int max_events = IBMVSCSI_MAX_REQUESTS_DEFAULT + 2;
 
 static struct scsi_transport_template *ibmvscsi_transport_template;
 
@@ -1633,7 +1634,7 @@ static struct scsi_host_template driver_template = {
 static unsigned long ibmvscsi_get_desired_dma(struct vio_dev *vdev)
 {
 	/* iu_storage data allocated in initialize_event_pool */
-	unsigned long desired_io = max_requests * sizeof(union viosrp_iu);
+	unsigned long desired_io = max_events * sizeof(union viosrp_iu);
 
 	/* add io space for sg data */
 	desired_io += (IBMVSCSI_MAX_SECTORS_DEFAULT * 512 *
@@ -1657,7 +1658,6 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id)
 
 	vdev->dev.driver_data = NULL;
 
-	driver_template.can_queue = max_requests - 2;
 	host = scsi_host_alloc(&driver_template, sizeof(*hostdata));
 	if (!host) {
 		dev_err(&vdev->dev, "couldn't allocate host data\n");
@@ -1673,12 +1673,12 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id)
 	atomic_set(&hostdata->request_limit, -1);
 	hostdata->host->max_sectors = IBMVSCSI_MAX_SECTORS_DEFAULT;
 
-	rc = ibmvscsi_ops->init_crq_queue(&hostdata->queue, hostdata, max_requests);
+	rc = ibmvscsi_ops->init_crq_queue(&hostdata->queue, hostdata, max_events);
 	if (rc != 0 && rc != H_RESOURCE) {
 		dev_err(&vdev->dev, "couldn't initialize crq. rc=%d\n", rc);
 		goto init_crq_failed;
 	}
-	if (initialize_event_pool(&hostdata->pool, max_requests, hostdata) != 0) {
+	if (initialize_event_pool(&hostdata->pool, max_events, hostdata) != 0) {
 		dev_err(&vdev->dev, "couldn't initialize event pool\n");
 		goto init_pool_failed;
 	}
@@ -1730,7 +1730,7 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id)
       add_host_failed:
 	release_event_pool(&hostdata->pool, hostdata);
       init_pool_failed:
-	ibmvscsi_ops->release_crq_queue(&hostdata->queue, hostdata, max_requests);
+	ibmvscsi_ops->release_crq_queue(&hostdata->queue, hostdata, max_events);
       init_crq_failed:
 	scsi_host_put(host);
       scsi_host_alloc_failed:
@@ -1742,7 +1742,7 @@ static int ibmvscsi_remove(struct vio_dev *vdev)
 	struct ibmvscsi_host_data *hostdata = vdev->dev.driver_data;
 	release_event_pool(&hostdata->pool, hostdata);
 	ibmvscsi_ops->release_crq_queue(&hostdata->queue, hostdata,
-					max_requests);
+					max_events);
 
 	srp_remove_host(hostdata->host);
 	scsi_remove_host(hostdata->host);
@@ -1779,6 +1779,10 @@ int __init ibmvscsi_module_init(void)
 {
 	int ret;
 
+	/* Ensure we have two requests to do error recovery */
+	driver_template.can_queue = max_requests;
+	max_events = max_requests + 2;
+
 	if (firmware_has_feature(FW_FEATURE_ISERIES))
 		ibmvscsi_ops = &iseriesvscsi_ops;
 	else if (firmware_has_feature(FW_FEATURE_VIO))
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 0edfb1fa63ce..841f460edbc4 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -2184,7 +2184,7 @@ static void ipr_dump_location_data(struct ipr_ioa_cfg *ioa_cfg,
 		sizeof(struct ipr_dump_entry_header);
 	driver_dump->location_entry.hdr.data_type = IPR_DUMP_DATA_TYPE_ASCII;
 	driver_dump->location_entry.hdr.id = IPR_DUMP_LOCATION_ID;
-	strcpy(driver_dump->location_entry.location, ioa_cfg->pdev->dev.bus_id);
+	strcpy(driver_dump->location_entry.location, dev_name(&ioa_cfg->pdev->dev));
 	driver_dump->hdr.num_entries++;
 }
 
diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h
index 59459141b437..8f872f816fe4 100644
--- a/drivers/scsi/ipr.h
+++ b/drivers/scsi/ipr.h
@@ -1272,7 +1272,7 @@ struct ipr_dump_entry_header {
 
 struct ipr_dump_location_entry {
 	struct ipr_dump_entry_header hdr;
-	u8 location[BUS_ID_SIZE];
+	u8 location[20];
 }__attribute__((packed));
 
 struct ipr_dump_trace_entry {
diff --git a/drivers/scsi/lasi700.c b/drivers/scsi/lasi700.c
index 3126824da36d..4a4e6954ec79 100644
--- a/drivers/scsi/lasi700.c
+++ b/drivers/scsi/lasi700.c
@@ -103,8 +103,7 @@ lasi700_probe(struct parisc_device *dev)
 
 	hostdata = kzalloc(sizeof(*hostdata), GFP_KERNEL);
 	if (!hostdata) {
-		printk(KERN_ERR "%s: Failed to allocate host data\n",
-		       dev->dev.bus_id);
+		dev_printk(KERN_ERR, dev, "Failed to allocate host data\n");
 		return -ENOMEM;
 	}
 
diff --git a/drivers/scsi/libsas/sas_discover.c b/drivers/scsi/libsas/sas_discover.c
index 709a6f75ca9d..facc5bfcf7db 100644
--- a/drivers/scsi/libsas/sas_discover.c
+++ b/drivers/scsi/libsas/sas_discover.c
@@ -169,7 +169,7 @@ int sas_notify_lldd_dev_found(struct domain_device *dev)
 		if (res) {
 			printk("sas: driver on pcidev %s cannot handle "
 			       "device %llx, error:%d\n",
-			       sas_ha->dev->bus_id,
+			       dev_name(sas_ha->dev),
 			       SAS_ADDR(dev->sas_addr), res);
 		}
 	}
diff --git a/drivers/scsi/libsas/sas_dump.c b/drivers/scsi/libsas/sas_dump.c
index bf34a236f946..c17c25030f1c 100644
--- a/drivers/scsi/libsas/sas_dump.c
+++ b/drivers/scsi/libsas/sas_dump.c
@@ -56,7 +56,7 @@ void sas_dprint_phye(int phyid, enum phy_event pe)
 
 void sas_dprint_hae(struct sas_ha_struct *sas_ha, enum ha_event he)
 {
-	SAS_DPRINTK("ha %s: %s event\n", sas_ha->dev->bus_id,
+	SAS_DPRINTK("ha %s: %s event\n", dev_name(sas_ha->dev),
 		    sas_hae_str[he]);
 }
 
diff --git a/drivers/scsi/libsas/sas_host_smp.c b/drivers/scsi/libsas/sas_host_smp.c
index 16f93123271e..d110a366c48a 100644
--- a/drivers/scsi/libsas/sas_host_smp.c
+++ b/drivers/scsi/libsas/sas_host_smp.c
@@ -199,8 +199,8 @@ int sas_smp_host_handler(struct Scsi_Host *shost, struct request *req,
 		break;
 
 	case SMP_DISCOVER:
-		req->data_len =- 16;
-		if (req->data_len < 0) {
+		req->data_len -= 16;
+		if ((int)req->data_len < 0) {
 			req->data_len = 0;
 			error = -EINVAL;
 			goto out;
@@ -215,8 +215,8 @@ int sas_smp_host_handler(struct Scsi_Host *shost, struct request *req,
 		break;
 
 	case SMP_REPORT_PHY_SATA:
-		req->data_len =- 16;
-		if (req->data_len < 0) {
+		req->data_len -= 16;
+		if ((int)req->data_len < 0) {
 			req->data_len = 0;
 			error = -EINVAL;
 			goto out;
@@ -238,8 +238,8 @@ int sas_smp_host_handler(struct Scsi_Host *shost, struct request *req,
 		break;
 
 	case SMP_PHY_CONTROL:
-		req->data_len =- 44;
-		if (req->data_len < 0) {
+		req->data_len -= 44;
+		if ((int)req->data_len < 0) {
 			req->data_len = 0;
 			error = -EINVAL;
 			goto out;
diff --git a/drivers/scsi/libsas/sas_port.c b/drivers/scsi/libsas/sas_port.c
index 139935a121b4..e6ac59c023f1 100644
--- a/drivers/scsi/libsas/sas_port.c
+++ b/drivers/scsi/libsas/sas_port.c
@@ -113,7 +113,7 @@ static void sas_form_port(struct asd_sas_phy *phy)
 	sas_port_add_phy(port->port, phy->phy);
 
 	SAS_DPRINTK("%s added to %s, phy_mask:0x%x (%16llx)\n",
-		    phy->phy->dev.bus_id,port->port->dev.bus_id,
+		    dev_name(&phy->phy->dev), dev_name(&port->port->dev),
 		    port->phy_mask,
 		    SAS_ADDR(port->attached_sas_addr));
 
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 4c77038c8f1c..6c867311cef1 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -1795,12 +1795,13 @@ lpfc_block_mgmt_io(struct lpfc_hba * phba)
 int
 lpfc_online(struct lpfc_hba *phba)
 {
-	struct lpfc_vport *vport = phba->pport;
+	struct lpfc_vport *vport;
 	struct lpfc_vport **vports;
 	int i;
 
 	if (!phba)
 		return 0;
+	vport = phba->pport;
 
 	if (!(vport->fc_flag & FC_OFFLINE_MODE))
 		return 0;
diff --git a/drivers/scsi/mvsas.c b/drivers/scsi/mvsas.c
index 1dd70d7a4947..23e5a876bb10 100644
--- a/drivers/scsi/mvsas.c
+++ b/drivers/scsi/mvsas.c
@@ -2959,7 +2959,7 @@ static int __devinit mvs_hw_init(struct mvs_info *mvi)
 
 	/* enable auto port detection */
 	mw32(GBL_PORT_TYPE, MODE_AUTO_DET_EN);
-	msleep(100);
+	msleep(1100);
 	/* init and reset phys */
 	for (i = 0; i < mvi->chip->n_phy; i++) {
 		u32 lo = be32_to_cpu(*(u32 *)&mvi->sas_addr[4]);
diff --git a/drivers/scsi/pcmcia/aha152x_stub.c b/drivers/scsi/pcmcia/aha152x_stub.c
index 165ff884f48e..67cde0138061 100644
--- a/drivers/scsi/pcmcia/aha152x_stub.c
+++ b/drivers/scsi/pcmcia/aha152x_stub.c
@@ -114,7 +114,7 @@ static int aha152x_probe(struct pcmcia_device *link)
     link->io.NumPorts1 = 0x20;
     link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
     link->io.IOAddrLines = 10;
-    link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
+    link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
     link->irq.IRQInfo1 = IRQ_LEVEL_ID;
     link->conf.Attributes = CONF_ENABLE_IRQ;
     link->conf.IntType = INT_MEMORY_AND_IO;
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index cd53627cc761..c7acef50d5da 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -303,7 +303,7 @@ qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj,
 		else if (start == (ha->flt_region_boot * 4) ||
 		    start == (ha->flt_region_fw * 4))
 			valid = 1;
-		else if (IS_QLA25XX(ha) &&
+		else if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) &&
 		    start == (ha->flt_region_vpd_nvram * 4))
 		    valid = 1;
 		if (!valid) {
@@ -815,6 +815,21 @@ qla2x00_total_isp_aborts_show(struct device *dev,
 	    ha->qla_stats.total_isp_aborts);
 }
 
+static ssize_t
+qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
+    char *buf)
+{
+	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+	struct qla_hw_data *ha = vha->hw;
+
+	if (!IS_QLA81XX(ha))
+		return snprintf(buf, PAGE_SIZE, "\n");
+
+	return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x.%02x (%x)\n",
+	    ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
+	    ha->mpi_version[3], ha->mpi_capabilities);
+}
+
 static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
 static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
 static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
@@ -839,6 +854,7 @@ static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
 		   NULL);
 static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
 		   NULL);
+static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
 
 struct device_attribute *qla2x00_host_attrs[] = {
 	&dev_attr_driver_version,
@@ -858,6 +874,7 @@ struct device_attribute *qla2x00_host_attrs[] = {
 	&dev_attr_optrom_fcode_version,
 	&dev_attr_optrom_fw_version,
 	&dev_attr_total_isp_aborts,
+	&dev_attr_mpi_version,
 	NULL,
 };
 
@@ -892,6 +909,9 @@ qla2x00_get_host_speed(struct Scsi_Host *shost)
 	case PORT_SPEED_8GB:
 		speed = FC_PORTSPEED_8GBIT;
 		break;
+	case PORT_SPEED_10GB:
+		speed = FC_PORTSPEED_10GBIT;
+		break;
 	}
 	fc_host_speed(shost) = speed;
 }
@@ -1382,7 +1402,9 @@ qla2x00_init_host_attr(scsi_qla_host_t *vha)
 	fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
 	fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
 
-	if (IS_QLA25XX(ha))
+	if (IS_QLA81XX(ha))
+		speed = FC_PORTSPEED_10GBIT;
+	else if (IS_QLA25XX(ha))
 		speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
 		    FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
 	else if (IS_QLA24XX_TYPE(ha))
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index 1cf77772623b..34760f8d4f17 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -310,6 +310,76 @@ qla2xxx_read_window(struct device_reg_2xxx __iomem *reg, uint32_t count,
 		*buf++ = htons(RD_REG_WORD(dmp_reg++));
 }
 
+static inline void *
+qla24xx_copy_eft(struct qla_hw_data *ha, void *ptr)
+{
+	if (!ha->eft)
+		return ptr;
+
+	memcpy(ptr, ha->eft, ntohl(ha->fw_dump->eft_size));
+	return ptr + ntohl(ha->fw_dump->eft_size);
+}
+
+static inline void *
+qla25xx_copy_fce(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
+{
+	uint32_t cnt;
+	uint32_t *iter_reg;
+	struct qla2xxx_fce_chain *fcec = ptr;
+
+	if (!ha->fce)
+		return ptr;
+
+	*last_chain = &fcec->type;
+	fcec->type = __constant_htonl(DUMP_CHAIN_FCE);
+	fcec->chain_size = htonl(sizeof(struct qla2xxx_fce_chain) +
+	    fce_calc_size(ha->fce_bufs));
+	fcec->size = htonl(fce_calc_size(ha->fce_bufs));
+	fcec->addr_l = htonl(LSD(ha->fce_dma));
+	fcec->addr_h = htonl(MSD(ha->fce_dma));
+
+	iter_reg = fcec->eregs;
+	for (cnt = 0; cnt < 8; cnt++)
+		*iter_reg++ = htonl(ha->fce_mb[cnt]);
+
+	memcpy(iter_reg, ha->fce, ntohl(fcec->size));
+
+	return iter_reg;
+}
+
+static inline void *
+qla25xx_copy_mq(struct qla_hw_data *ha, void *ptr, uint32_t **last_chain)
+{
+	uint32_t cnt, que_idx;
+	uint8_t req_cnt, rsp_cnt, que_cnt;
+	struct qla2xxx_mq_chain *mq = ptr;
+	struct device_reg_25xxmq __iomem *reg;
+
+	if (!ha->mqenable)
+		return ptr;
+
+	mq = ptr;
+	*last_chain = &mq->type;
+	mq->type = __constant_htonl(DUMP_CHAIN_MQ);
+	mq->chain_size = __constant_htonl(sizeof(struct qla2xxx_mq_chain));
+
+	req_cnt = find_first_zero_bit(ha->req_qid_map, ha->max_queues);
+	rsp_cnt = find_first_zero_bit(ha->rsp_qid_map, ha->max_queues);
+	que_cnt = req_cnt > rsp_cnt ? req_cnt : rsp_cnt;
+	mq->count = htonl(que_cnt);
+	for (cnt = 0; cnt < que_cnt; cnt++) {
+		reg = (struct device_reg_25xxmq *) ((void *)
+			ha->mqiobase + cnt * QLA_QUE_PAGE);
+		que_idx = cnt * 4;
+		mq->qregs[que_idx] = htonl(RD_REG_DWORD(&reg->req_q_in));
+		mq->qregs[que_idx+1] = htonl(RD_REG_DWORD(&reg->req_q_out));
+		mq->qregs[que_idx+2] = htonl(RD_REG_DWORD(&reg->rsp_q_in));
+		mq->qregs[que_idx+3] = htonl(RD_REG_DWORD(&reg->rsp_q_out));
+	}
+
+	return ptr + sizeof(struct qla2xxx_mq_chain);
+}
+
 /**
  * qla2300_fw_dump() - Dumps binary data from the 2300 firmware.
  * @ha: HA context
@@ -913,8 +983,8 @@ qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
 		goto qla24xx_fw_dump_failed_0;
 
 	nxt = qla2xxx_copy_queues(ha, nxt);
-	if (ha->eft)
-		memcpy(nxt, ha->eft, ntohl(ha->fw_dump->eft_size));
+
+	qla24xx_copy_eft(ha, nxt);
 
 qla24xx_fw_dump_failed_0:
 	if (rval != QLA_SUCCESS) {
@@ -942,19 +1012,14 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
 	uint32_t	risc_address;
 	struct qla_hw_data *ha = vha->hw;
 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
-	struct device_reg_25xxmq __iomem *reg25;
 	uint32_t __iomem *dmp_reg;
 	uint32_t	*iter_reg;
 	uint16_t __iomem *mbx_reg;
 	unsigned long	flags;
 	struct qla25xx_fw_dump *fw;
 	uint32_t	ext_mem_cnt;
-	void		*nxt;
-	struct qla2xxx_fce_chain *fcec;
-	struct qla2xxx_mq_chain *mq = NULL;
-	uint32_t	qreg_size;
-	uint8_t		req_cnt, rsp_cnt, que_cnt;
-	uint32_t	que_idx;
+	void		*nxt, *nxt_chain;
+	uint32_t	*last_chain = NULL;
 	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
 
 	risc_address = ext_mem_cnt = 0;
@@ -1001,28 +1066,6 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
 	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
 	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
 
-	/* Multi queue registers */
-	if (ha->mqenable) {
-		qreg_size = sizeof(struct qla2xxx_mq_chain);
-		mq = kzalloc(qreg_size, GFP_KERNEL);
-		if (!mq)
-			goto qla25xx_fw_dump_failed_0;
-		req_cnt = find_first_zero_bit(ha->req_qid_map, ha->max_queues);
-		rsp_cnt = find_first_zero_bit(ha->rsp_qid_map, ha->max_queues);
-		que_cnt = req_cnt > rsp_cnt ? req_cnt : rsp_cnt;
-		mq->count = htonl(que_cnt);
-		mq->chain_size = htonl(qreg_size);
-		mq->type = __constant_htonl(DUMP_CHAIN_MQ);
-		for (cnt = 0; cnt < que_cnt; cnt++) {
-			reg25 = (struct device_reg_25xxmq *) ((void *)
-				ha->mqiobase + cnt * QLA_QUE_PAGE);
-			que_idx = cnt * 4;
-			mq->qregs[que_idx] = htonl(reg25->req_q_in);
-			mq->qregs[que_idx+1] = htonl(reg25->req_q_out);
-			mq->qregs[que_idx+2] = htonl(reg25->rsp_q_in);
-			mq->qregs[que_idx+3] = htonl(reg25->rsp_q_out);
-		}
-	}
 	WRT_REG_DWORD(&reg->iobase_window, 0x00);
 	RD_REG_DWORD(&reg->iobase_window);
 
@@ -1240,6 +1283,10 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
 	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
 	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
 
+	/* Multi queue registers */
+	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
+	    &last_chain);
+
 	rval = qla24xx_soft_reset(ha);
 	if (rval != QLA_SUCCESS)
 		goto qla25xx_fw_dump_failed_0;
@@ -1249,37 +1296,16 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
 	if (rval != QLA_SUCCESS)
 		goto qla25xx_fw_dump_failed_0;
 
-	/* Fibre Channel Trace Buffer. */
 	nxt = qla2xxx_copy_queues(ha, nxt);
-	if (ha->eft)
-		memcpy(nxt, ha->eft, ntohl(ha->fw_dump->eft_size));
 
-	/* Fibre Channel Event Buffer. */
-	if (!ha->fce)
-		goto qla25xx_fw_dump_failed_0;
+	nxt = qla24xx_copy_eft(ha, nxt);
 
-	ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
-
-	if (ha->mqenable) {
-		nxt = nxt + ntohl(ha->fw_dump->eft_size);
-		memcpy(nxt, mq, qreg_size);
-		kfree(mq);
-		fcec = nxt + qreg_size;
-	} else {
-		fcec = nxt + ntohl(ha->fw_dump->eft_size);
+	/* Chain entries -- started with MQ. */
+	qla25xx_copy_fce(ha, nxt_chain, &last_chain);
+	if (last_chain) {
+		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
+		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
 	}
-	fcec->type = __constant_htonl(DUMP_CHAIN_FCE | DUMP_CHAIN_LAST);
-	fcec->chain_size = htonl(sizeof(struct qla2xxx_fce_chain) +
-	    fce_calc_size(ha->fce_bufs));
-	fcec->size = htonl(fce_calc_size(ha->fce_bufs));
-	fcec->addr_l = htonl(LSD(ha->fce_dma));
-	fcec->addr_h = htonl(MSD(ha->fce_dma));
-
-	iter_reg = fcec->eregs;
-	for (cnt = 0; cnt < 8; cnt++)
-		*iter_reg++ = htonl(ha->fce_mb[cnt]);
-
-	memcpy(iter_reg, ha->fce, ntohl(fcec->size));
 
 qla25xx_fw_dump_failed_0:
 	if (rval != QLA_SUCCESS) {
@@ -1298,6 +1324,330 @@ qla25xx_fw_dump_failed:
 	if (!hardware_locked)
 		spin_unlock_irqrestore(&ha->hardware_lock, flags);
 }
+
+void
+qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
+{
+	int		rval;
+	uint32_t	cnt;
+	uint32_t	risc_address;
+	struct qla_hw_data *ha = vha->hw;
+	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
+	uint32_t __iomem *dmp_reg;
+	uint32_t	*iter_reg;
+	uint16_t __iomem *mbx_reg;
+	unsigned long	flags;
+	struct qla81xx_fw_dump *fw;
+	uint32_t	ext_mem_cnt;
+	void		*nxt, *nxt_chain;
+	uint32_t	*last_chain = NULL;
+	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
+
+	risc_address = ext_mem_cnt = 0;
+	flags = 0;
+
+	if (!hardware_locked)
+		spin_lock_irqsave(&ha->hardware_lock, flags);
+
+	if (!ha->fw_dump) {
+		qla_printk(KERN_WARNING, ha,
+		    "No buffer available for dump!!!\n");
+		goto qla81xx_fw_dump_failed;
+	}
+
+	if (ha->fw_dumped) {
+		qla_printk(KERN_WARNING, ha,
+		    "Firmware has been previously dumped (%p) -- ignoring "
+		    "request...\n", ha->fw_dump);
+		goto qla81xx_fw_dump_failed;
+	}
+	fw = &ha->fw_dump->isp.isp81;
+	qla2xxx_prep_dump(ha, ha->fw_dump);
+
+	fw->host_status = htonl(RD_REG_DWORD(&reg->host_status));
+
+	/* Pause RISC. */
+	rval = qla24xx_pause_risc(reg);
+	if (rval != QLA_SUCCESS)
+		goto qla81xx_fw_dump_failed_0;
+
+	/* Host/Risc registers. */
+	iter_reg = fw->host_risc_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7000, 16, iter_reg);
+	qla24xx_read_window(reg, 0x7010, 16, iter_reg);
+
+	/* PCIe registers. */
+	WRT_REG_DWORD(&reg->iobase_addr, 0x7C00);
+	RD_REG_DWORD(&reg->iobase_addr);
+	WRT_REG_DWORD(&reg->iobase_window, 0x01);
+	dmp_reg = &reg->iobase_c4;
+	fw->pcie_regs[0] = htonl(RD_REG_DWORD(dmp_reg++));
+	fw->pcie_regs[1] = htonl(RD_REG_DWORD(dmp_reg++));
+	fw->pcie_regs[2] = htonl(RD_REG_DWORD(dmp_reg));
+	fw->pcie_regs[3] = htonl(RD_REG_DWORD(&reg->iobase_window));
+
+	WRT_REG_DWORD(&reg->iobase_window, 0x00);
+	RD_REG_DWORD(&reg->iobase_window);
+
+	/* Host interface registers. */
+	dmp_reg = &reg->flash_addr;
+	for (cnt = 0; cnt < sizeof(fw->host_reg) / 4; cnt++)
+		fw->host_reg[cnt] = htonl(RD_REG_DWORD(dmp_reg++));
+
+	/* Disable interrupts. */
+	WRT_REG_DWORD(&reg->ictrl, 0);
+	RD_REG_DWORD(&reg->ictrl);
+
+	/* Shadow registers. */
+	WRT_REG_DWORD(&reg->iobase_addr, 0x0F70);
+	RD_REG_DWORD(&reg->iobase_addr);
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0000000);
+	fw->shadow_reg[0] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0100000);
+	fw->shadow_reg[1] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0200000);
+	fw->shadow_reg[2] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0300000);
+	fw->shadow_reg[3] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0400000);
+	fw->shadow_reg[4] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0500000);
+	fw->shadow_reg[5] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0600000);
+	fw->shadow_reg[6] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0700000);
+	fw->shadow_reg[7] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0800000);
+	fw->shadow_reg[8] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0900000);
+	fw->shadow_reg[9] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	WRT_REG_DWORD(&reg->iobase_select, 0xB0A00000);
+	fw->shadow_reg[10] = htonl(RD_REG_DWORD(&reg->iobase_sdata));
+
+	/* RISC I/O register. */
+	WRT_REG_DWORD(&reg->iobase_addr, 0x0010);
+	fw->risc_io_reg = htonl(RD_REG_DWORD(&reg->iobase_window));
+
+	/* Mailbox registers. */
+	mbx_reg = &reg->mailbox0;
+	for (cnt = 0; cnt < sizeof(fw->mailbox_reg) / 2; cnt++)
+		fw->mailbox_reg[cnt] = htons(RD_REG_WORD(mbx_reg++));
+
+	/* Transfer sequence registers. */
+	iter_reg = fw->xseq_gp_reg;
+	iter_reg = qla24xx_read_window(reg, 0xBF00, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xBF10, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xBF20, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xBF30, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xBF40, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xBF50, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xBF60, 16, iter_reg);
+	qla24xx_read_window(reg, 0xBF70, 16, iter_reg);
+
+	iter_reg = fw->xseq_0_reg;
+	iter_reg = qla24xx_read_window(reg, 0xBFC0, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xBFD0, 16, iter_reg);
+	qla24xx_read_window(reg, 0xBFE0, 16, iter_reg);
+
+	qla24xx_read_window(reg, 0xBFF0, 16, fw->xseq_1_reg);
+
+	/* Receive sequence registers. */
+	iter_reg = fw->rseq_gp_reg;
+	iter_reg = qla24xx_read_window(reg, 0xFF00, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xFF10, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xFF20, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xFF30, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xFF40, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xFF50, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xFF60, 16, iter_reg);
+	qla24xx_read_window(reg, 0xFF70, 16, iter_reg);
+
+	iter_reg = fw->rseq_0_reg;
+	iter_reg = qla24xx_read_window(reg, 0xFFC0, 16, iter_reg);
+	qla24xx_read_window(reg, 0xFFD0, 16, iter_reg);
+
+	qla24xx_read_window(reg, 0xFFE0, 16, fw->rseq_1_reg);
+	qla24xx_read_window(reg, 0xFFF0, 16, fw->rseq_2_reg);
+
+	/* Auxiliary sequence registers. */
+	iter_reg = fw->aseq_gp_reg;
+	iter_reg = qla24xx_read_window(reg, 0xB000, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xB010, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xB020, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xB030, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xB040, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xB050, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0xB060, 16, iter_reg);
+	qla24xx_read_window(reg, 0xB070, 16, iter_reg);
+
+	iter_reg = fw->aseq_0_reg;
+	iter_reg = qla24xx_read_window(reg, 0xB0C0, 16, iter_reg);
+	qla24xx_read_window(reg, 0xB0D0, 16, iter_reg);
+
+	qla24xx_read_window(reg, 0xB0E0, 16, fw->aseq_1_reg);
+	qla24xx_read_window(reg, 0xB0F0, 16, fw->aseq_2_reg);
+
+	/* Command DMA registers. */
+	qla24xx_read_window(reg, 0x7100, 16, fw->cmd_dma_reg);
+
+	/* Queues. */
+	iter_reg = fw->req0_dma_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7200, 8, iter_reg);
+	dmp_reg = &reg->iobase_q;
+	for (cnt = 0; cnt < 7; cnt++)
+		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
+
+	iter_reg = fw->resp0_dma_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7300, 8, iter_reg);
+	dmp_reg = &reg->iobase_q;
+	for (cnt = 0; cnt < 7; cnt++)
+		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
+
+	iter_reg = fw->req1_dma_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7400, 8, iter_reg);
+	dmp_reg = &reg->iobase_q;
+	for (cnt = 0; cnt < 7; cnt++)
+		*iter_reg++ = htonl(RD_REG_DWORD(dmp_reg++));
+
+	/* Transmit DMA registers. */
+	iter_reg = fw->xmt0_dma_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7600, 16, iter_reg);
+	qla24xx_read_window(reg, 0x7610, 16, iter_reg);
+
+	iter_reg = fw->xmt1_dma_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7620, 16, iter_reg);
+	qla24xx_read_window(reg, 0x7630, 16, iter_reg);
+
+	iter_reg = fw->xmt2_dma_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7640, 16, iter_reg);
+	qla24xx_read_window(reg, 0x7650, 16, iter_reg);
+
+	iter_reg = fw->xmt3_dma_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7660, 16, iter_reg);
+	qla24xx_read_window(reg, 0x7670, 16, iter_reg);
+
+	iter_reg = fw->xmt4_dma_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7680, 16, iter_reg);
+	qla24xx_read_window(reg, 0x7690, 16, iter_reg);
+
+	qla24xx_read_window(reg, 0x76A0, 16, fw->xmt_data_dma_reg);
+
+	/* Receive DMA registers. */
+	iter_reg = fw->rcvt0_data_dma_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7700, 16, iter_reg);
+	qla24xx_read_window(reg, 0x7710, 16, iter_reg);
+
+	iter_reg = fw->rcvt1_data_dma_reg;
+	iter_reg = qla24xx_read_window(reg, 0x7720, 16, iter_reg);
+	qla24xx_read_window(reg, 0x7730, 16, iter_reg);
+
+	/* RISC registers. */
+	iter_reg = fw->risc_gp_reg;
+	iter_reg = qla24xx_read_window(reg, 0x0F00, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x0F10, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x0F20, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x0F30, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x0F40, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x0F50, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x0F60, 16, iter_reg);
+	qla24xx_read_window(reg, 0x0F70, 16, iter_reg);
+
+	/* Local memory controller registers. */
+	iter_reg = fw->lmc_reg;
+	iter_reg = qla24xx_read_window(reg, 0x3000, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x3010, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x3020, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x3030, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x3040, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x3050, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x3060, 16, iter_reg);
+	qla24xx_read_window(reg, 0x3070, 16, iter_reg);
+
+	/* Fibre Protocol Module registers. */
+	iter_reg = fw->fpm_hdw_reg;
+	iter_reg = qla24xx_read_window(reg, 0x4000, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x4010, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x4020, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x4030, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x4040, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x4050, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x4060, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x4070, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x4080, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x4090, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x40A0, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x40B0, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x40C0, 16, iter_reg);
+	qla24xx_read_window(reg, 0x40D0, 16, iter_reg);
+
+	/* Frame Buffer registers. */
+	iter_reg = fw->fb_hdw_reg;
+	iter_reg = qla24xx_read_window(reg, 0x6000, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x6010, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x6020, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x6030, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x6040, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x6100, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x6130, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x6150, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x6170, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x6190, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x61B0, 16, iter_reg);
+	iter_reg = qla24xx_read_window(reg, 0x61C0, 16, iter_reg);
+	qla24xx_read_window(reg, 0x6F00, 16, iter_reg);
+
+	/* Multi queue registers */
+	nxt_chain = qla25xx_copy_mq(ha, (void *)ha->fw_dump + ha->chain_offset,
+	    &last_chain);
+
+	rval = qla24xx_soft_reset(ha);
+	if (rval != QLA_SUCCESS)
+		goto qla81xx_fw_dump_failed_0;
+
+	rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
+	    &nxt);
+	if (rval != QLA_SUCCESS)
+		goto qla81xx_fw_dump_failed_0;
+
+	nxt = qla2xxx_copy_queues(ha, nxt);
+
+	nxt = qla24xx_copy_eft(ha, nxt);
+
+	/* Chain entries -- started with MQ. */
+	qla25xx_copy_fce(ha, nxt_chain, &last_chain);
+	if (last_chain) {
+		ha->fw_dump->version |= __constant_htonl(DUMP_CHAIN_VARIANT);
+		*last_chain |= __constant_htonl(DUMP_CHAIN_LAST);
+	}
+
+qla81xx_fw_dump_failed_0:
+	if (rval != QLA_SUCCESS) {
+		qla_printk(KERN_WARNING, ha,
+		    "Failed to dump firmware (%x)!!!\n", rval);
+		ha->fw_dumped = 0;
+
+	} else {
+		qla_printk(KERN_INFO, ha,
+		    "Firmware dump saved to temp buffer (%ld/%p).\n",
+		    base_vha->host_no, ha->fw_dump);
+		ha->fw_dumped = 1;
+	}
+
+qla81xx_fw_dump_failed:
+	if (!hardware_locked)
+		spin_unlock_irqrestore(&ha->hardware_lock, flags);
+}
+
 /****************************************************************************/
 /*                         Driver Debug Functions.                          */
 /****************************************************************************/
diff --git a/drivers/scsi/qla2xxx/qla_dbg.h b/drivers/scsi/qla2xxx/qla_dbg.h
index c1794a70a45f..f660dd70b72e 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.h
+++ b/drivers/scsi/qla2xxx/qla_dbg.h
@@ -251,6 +251,45 @@ struct qla25xx_fw_dump {
 	uint32_t ext_mem[1];
 };
 
+struct qla81xx_fw_dump {
+	uint32_t host_status;
+	uint32_t host_risc_reg[32];
+	uint32_t pcie_regs[4];
+	uint32_t host_reg[32];
+	uint32_t shadow_reg[11];
+	uint32_t risc_io_reg;
+	uint16_t mailbox_reg[32];
+	uint32_t xseq_gp_reg[128];
+	uint32_t xseq_0_reg[48];
+	uint32_t xseq_1_reg[16];
+	uint32_t rseq_gp_reg[128];
+	uint32_t rseq_0_reg[32];
+	uint32_t rseq_1_reg[16];
+	uint32_t rseq_2_reg[16];
+	uint32_t aseq_gp_reg[128];
+	uint32_t aseq_0_reg[32];
+	uint32_t aseq_1_reg[16];
+	uint32_t aseq_2_reg[16];
+	uint32_t cmd_dma_reg[16];
+	uint32_t req0_dma_reg[15];
+	uint32_t resp0_dma_reg[15];
+	uint32_t req1_dma_reg[15];
+	uint32_t xmt0_dma_reg[32];
+	uint32_t xmt1_dma_reg[32];
+	uint32_t xmt2_dma_reg[32];
+	uint32_t xmt3_dma_reg[32];
+	uint32_t xmt4_dma_reg[32];
+	uint32_t xmt_data_dma_reg[16];
+	uint32_t rcvt0_data_dma_reg[32];
+	uint32_t rcvt1_data_dma_reg[32];
+	uint32_t risc_gp_reg[128];
+	uint32_t lmc_reg[128];
+	uint32_t fpm_hdw_reg[224];
+	uint32_t fb_hdw_reg[208];
+	uint32_t code_ram[0x2000];
+	uint32_t ext_mem[1];
+};
+
 #define EFT_NUM_BUFFERS		4
 #define EFT_BYTES_PER_BUFFER	0x4000
 #define EFT_SIZE		((EFT_BYTES_PER_BUFFER) * (EFT_NUM_BUFFERS))
@@ -313,5 +352,6 @@ struct qla2xxx_fw_dump {
 		struct qla2300_fw_dump isp23;
 		struct qla24xx_fw_dump isp24;
 		struct qla25xx_fw_dump isp25;
+		struct qla81xx_fw_dump isp81;
 	} isp;
 };
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index a29c95204975..023ee77fb027 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -187,7 +187,6 @@ struct req_que;
  * SCSI Request Block
  */
 typedef struct srb {
-	struct scsi_qla_host *vha;	/* HA the SP is queued on */
 	struct req_que *que;
 	struct fc_port *fcport;
 
@@ -2136,7 +2135,6 @@ struct qla_msix_entry {
 /* Work events.  */
 enum qla_work_type {
 	QLA_EVT_AEN,
-	QLA_EVT_HWE_LOG,
 };
 
 
@@ -2151,10 +2149,6 @@ struct qla_work_evt {
 			enum fc_host_event_code code;
 			u32 data;
 		} aen;
-		struct {
-			uint16_t code;
-			uint16_t d1, d2, d3;
-		} hwe;
 	} u;
 };
 
@@ -2309,6 +2303,7 @@ struct qla_hw_data {
 #define PORT_SPEED_2GB  0x01
 #define PORT_SPEED_4GB  0x03
 #define PORT_SPEED_8GB  0x04
+#define PORT_SPEED_10GB	0x13
 	uint16_t	link_data_rate;         /* F/W operating speed */
 
 	uint8_t		current_topology;
@@ -2328,6 +2323,7 @@ struct qla_hw_data {
 
 #define PCI_DEVICE_ID_QLOGIC_ISP2532    0x2532
 #define PCI_DEVICE_ID_QLOGIC_ISP8432    0x8432
+#define PCI_DEVICE_ID_QLOGIC_ISP8001	0x8001
 	uint32_t	device_type;
 #define DT_ISP2100                      BIT_0
 #define DT_ISP2200                      BIT_1
@@ -2342,7 +2338,8 @@ struct qla_hw_data {
 #define DT_ISP5432                      BIT_10
 #define DT_ISP2532                      BIT_11
 #define DT_ISP8432                      BIT_12
-#define DT_ISP_LAST                     (DT_ISP8432 << 1)
+#define DT_ISP8001			BIT_13
+#define DT_ISP_LAST			(DT_ISP8001 << 1)
 
 #define DT_IIDMA                        BIT_26
 #define DT_FWI2                         BIT_27
@@ -2364,6 +2361,7 @@ struct qla_hw_data {
 #define IS_QLA5432(ha)  (DT_MASK(ha) & DT_ISP5432)
 #define IS_QLA2532(ha)  (DT_MASK(ha) & DT_ISP2532)
 #define IS_QLA8432(ha)  (DT_MASK(ha) & DT_ISP8432)
+#define IS_QLA8001(ha)	(DT_MASK(ha) & DT_ISP8001)
 
 #define IS_QLA23XX(ha)  (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA2322(ha) || \
 			IS_QLA6312(ha) || IS_QLA6322(ha))
@@ -2373,8 +2371,11 @@ struct qla_hw_data {
 #define IS_QLA84XX(ha)  (IS_QLA8432(ha))
 #define IS_QLA24XX_TYPE(ha)     (IS_QLA24XX(ha) || IS_QLA54XX(ha) || \
 				IS_QLA84XX(ha))
+#define IS_QLA81XX(ha)		(IS_QLA8001(ha))
 #define IS_QLA2XXX_MIDTYPE(ha)	(IS_QLA24XX(ha) || IS_QLA84XX(ha) || \
-				IS_QLA25XX(ha))
+				IS_QLA25XX(ha) || IS_QLA81XX(ha))
+#define IS_NOPOLLING_TYPE(ha)	((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && \
+				(ha)->flags.msix_enabled)
 
 #define IS_IIDMA_CAPABLE(ha)    ((ha)->device_type & DT_IIDMA)
 #define IS_FWI2_CAPABLE(ha)     ((ha)->device_type & DT_FWI2)
@@ -2472,6 +2473,9 @@ struct qla_hw_data {
 	uint8_t		fw_seriallink_options[4];
 	uint16_t	fw_seriallink_options24[4];
 
+	uint8_t		mpi_version[4];
+	uint32_t	mpi_capabilities;
+
 	/* Firmware dump information. */
 	struct qla2xxx_fw_dump *fw_dump;
 	uint32_t	fw_dump_len;
@@ -2480,6 +2484,7 @@ struct qla_hw_data {
 	dma_addr_t	eft_dma;
 	void		*eft;
 
+	uint32_t	chain_offset;
 	struct dentry *dfs_dir;
 	struct dentry *dfs_fce;
 	dma_addr_t	fce_dma;
@@ -2489,10 +2494,6 @@ struct qla_hw_data {
 	uint64_t	fce_wr, fce_rd;
 	struct mutex	fce_mutex;
 
-	uint32_t	hw_event_start;
-	uint32_t	hw_event_ptr;
-	uint32_t	hw_event_pause_errors;
-
 	uint32_t	pci_attr;
 	uint16_t	chip_revision;
 
@@ -2522,6 +2523,12 @@ struct qla_hw_data {
 	uint8_t 	fcode_revision[16];
 	uint32_t	fw_revision[4];
 
+	/* Offsets for flash/nvram access (set to ~0 if not used). */
+	uint32_t	flash_conf_off;
+	uint32_t	flash_data_off;
+	uint32_t	nvram_conf_off;
+	uint32_t	nvram_data_off;
+
 	uint32_t	fdt_wrt_disable;
 	uint32_t	fdt_erase_cmd;
 	uint32_t	fdt_block_size;
@@ -2533,7 +2540,6 @@ struct qla_hw_data {
 	uint32_t        flt_region_boot;
 	uint32_t        flt_region_fw;
 	uint32_t        flt_region_vpd_nvram;
-	uint32_t        flt_region_hw_event;
 	uint32_t        flt_region_npiv_conf;
 
 	/* Needed for BEACON */
@@ -2737,6 +2743,7 @@ typedef struct scsi_qla_host {
 #define OPTROM_SIZE_2322	0x100000
 #define OPTROM_SIZE_24XX	0x100000
 #define OPTROM_SIZE_25XX	0x200000
+#define OPTROM_SIZE_81XX	0x400000
 
 #include "qla_gbl.h"
 #include "qla_dbg.h"
diff --git a/drivers/scsi/qla2xxx/qla_dfs.c b/drivers/scsi/qla2xxx/qla_dfs.c
index 0e366a1b44b3..c66036da7d2b 100644
--- a/drivers/scsi/qla2xxx/qla_dfs.c
+++ b/drivers/scsi/qla2xxx/qla_dfs.c
@@ -113,7 +113,8 @@ int
 qla2x00_dfs_setup(scsi_qla_host_t *vha)
 {
 	struct qla_hw_data *ha = vha->hw;
-	if (!IS_QLA25XX(ha))
+
+	if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
 		goto out;
 	if (!ha->fce)
 		goto out;
diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h
index ee1f1e794c2d..7abb045a0410 100644
--- a/drivers/scsi/qla2xxx/qla_fw.h
+++ b/drivers/scsi/qla2xxx/qla_fw.h
@@ -1215,9 +1215,10 @@ struct qla_fdt_layout {
 
 struct qla_flt_location {
 	uint8_t sig[4];
-	uint32_t start_lo;
-	uint32_t start_hi;
-	uint16_t unused;
+	uint16_t start_lo;
+	uint16_t start_hi;
+	uint8_t version;
+	uint8_t unused[5];
 	uint16_t checksum;
 };
 
@@ -1390,4 +1391,291 @@ struct access_chip_rsp_84xx {
 
 	uint32_t reserved[12];
 };
+
+/* 81XX Support **************************************************************/
+
+#define MBA_DCBX_START		0x8016
+#define MBA_DCBX_COMPLETE	0x8030
+#define MBA_FCF_CONF_ERR	0x8031
+#define MBA_DCBX_PARAM_UPDATE	0x8032
+#define MBA_IDC_COMPLETE	0x8100
+#define MBA_IDC_NOTIFY		0x8101
+#define MBA_IDC_TIME_EXT	0x8102
+
+struct nvram_81xx {
+	/* NVRAM header. */
+	uint8_t id[4];
+	uint16_t nvram_version;
+	uint16_t reserved_0;
+
+	/* Firmware Initialization Control Block. */
+	uint16_t version;
+	uint16_t reserved_1;
+	uint16_t frame_payload_size;
+	uint16_t execution_throttle;
+	uint16_t exchange_count;
+	uint16_t reserved_2;
+
+	uint8_t port_name[WWN_SIZE];
+	uint8_t node_name[WWN_SIZE];
+
+	uint16_t login_retry_count;
+	uint16_t reserved_3;
+	uint16_t interrupt_delay_timer;
+	uint16_t login_timeout;
+
+	uint32_t firmware_options_1;
+	uint32_t firmware_options_2;
+	uint32_t firmware_options_3;
+
+	uint16_t reserved_4[4];
+
+	/* Offset 64. */
+	uint8_t enode_mac[6];
+	uint16_t reserved_5[5];
+
+	/* Offset 80. */
+	uint16_t reserved_6[24];
+
+	/* Offset 128. */
+	uint16_t reserved_7[64];
+
+	/*
+	 * BIT 0  = Enable spinup delay
+	 * BIT 1  = Disable BIOS
+	 * BIT 2  = Enable Memory Map BIOS
+	 * BIT 3  = Enable Selectable Boot
+	 * BIT 4  = Disable RISC code load
+	 * BIT 5  = Disable Serdes
+	 * BIT 6  = Opt boot mode
+	 * BIT 7  = Interrupt enable
+	 *
+	 * BIT 8  = EV Control enable
+	 * BIT 9  = Enable lip reset
+	 * BIT 10 = Enable lip full login
+	 * BIT 11 = Enable target reset
+	 * BIT 12 = Stop firmware
+	 * BIT 13 = Enable nodename option
+	 * BIT 14 = Default WWPN valid
+	 * BIT 15 = Enable alternate WWN
+	 *
+	 * BIT 16 = CLP LUN string
+	 * BIT 17 = CLP Target string
+	 * BIT 18 = CLP BIOS enable string
+	 * BIT 19 = CLP Serdes string
+	 * BIT 20 = CLP WWPN string
+	 * BIT 21 = CLP WWNN string
+	 * BIT 22 =
+	 * BIT 23 =
+	 * BIT 24 = Keep WWPN
+	 * BIT 25 = Temp WWPN
+	 * BIT 26-31 =
+	 */
+	uint32_t host_p;
+
+	uint8_t alternate_port_name[WWN_SIZE];
+	uint8_t alternate_node_name[WWN_SIZE];
+
+	uint8_t boot_port_name[WWN_SIZE];
+	uint16_t boot_lun_number;
+	uint16_t reserved_8;
+
+	uint8_t alt1_boot_port_name[WWN_SIZE];
+	uint16_t alt1_boot_lun_number;
+	uint16_t reserved_9;
+
+	uint8_t alt2_boot_port_name[WWN_SIZE];
+	uint16_t alt2_boot_lun_number;
+	uint16_t reserved_10;
+
+	uint8_t alt3_boot_port_name[WWN_SIZE];
+	uint16_t alt3_boot_lun_number;
+	uint16_t reserved_11;
+
+	/*
+	 * BIT 0 = Selective Login
+	 * BIT 1 = Alt-Boot Enable
+	 * BIT 2 = Reserved
+	 * BIT 3 = Boot Order List
+	 * BIT 4 = Reserved
+	 * BIT 5 = Selective LUN
+	 * BIT 6 = Reserved
+	 * BIT 7-31 =
+	 */
+	uint32_t efi_parameters;
+
+	uint8_t reset_delay;
+	uint8_t reserved_12;
+	uint16_t reserved_13;
+
+	uint16_t boot_id_number;
+	uint16_t reserved_14;
+
+	uint16_t max_luns_per_target;
+	uint16_t reserved_15;
+
+	uint16_t port_down_retry_count;
+	uint16_t link_down_timeout;
+
+	/* FCode parameters. */
+	uint16_t fcode_parameter;
+
+	uint16_t reserved_16[3];
+
+	/* Offset 352. */
+	uint8_t reserved_17[4];
+	uint16_t reserved_18[5];
+	uint8_t reserved_19[2];
+	uint16_t reserved_20[8];
+
+	/* Offset 384. */
+	uint8_t reserved_21[16];
+	uint16_t reserved_22[8];
+
+	/* Offset 416. */
+	uint16_t reserved_23[32];
+
+	/* Offset 480. */
+	uint8_t model_name[16];
+
+	/* Offset 496. */
+	uint16_t feature_mask_l;
+	uint16_t feature_mask_h;
+	uint16_t reserved_24[2];
+
+	uint16_t subsystem_vendor_id;
+	uint16_t subsystem_device_id;
+
+	uint32_t checksum;
+};
+
+/*
+ * ISP Initialization Control Block.
+ * Little endian except where noted.
+ */
+#define	ICB_VERSION 1
+struct init_cb_81xx {
+	uint16_t version;
+	uint16_t reserved_1;
+
+	uint16_t frame_payload_size;
+	uint16_t execution_throttle;
+	uint16_t exchange_count;
+
+	uint16_t reserved_2;
+
+	uint8_t port_name[WWN_SIZE];		/* Big endian. */
+	uint8_t node_name[WWN_SIZE];		/* Big endian. */
+
+	uint16_t response_q_inpointer;
+	uint16_t request_q_outpointer;
+
+	uint16_t login_retry_count;
+
+	uint16_t prio_request_q_outpointer;
+
+	uint16_t response_q_length;
+	uint16_t request_q_length;
+
+	uint16_t reserved_3;
+
+	uint16_t prio_request_q_length;
+
+	uint32_t request_q_address[2];
+	uint32_t response_q_address[2];
+	uint32_t prio_request_q_address[2];
+
+	uint8_t reserved_4[8];
+
+	uint16_t atio_q_inpointer;
+	uint16_t atio_q_length;
+	uint32_t atio_q_address[2];
+
+	uint16_t interrupt_delay_timer;		/* 100us increments. */
+	uint16_t login_timeout;
+
+	/*
+	 * BIT 0-3 = Reserved
+	 * BIT 4  = Enable Target Mode
+	 * BIT 5  = Disable Initiator Mode
+	 * BIT 6  = Reserved
+	 * BIT 7  = Reserved
+	 *
+	 * BIT 8-13 = Reserved
+	 * BIT 14 = Node Name Option
+	 * BIT 15-31 = Reserved
+	 */
+	uint32_t firmware_options_1;
+
+	/*
+	 * BIT 0  = Operation Mode bit 0
+	 * BIT 1  = Operation Mode bit 1
+	 * BIT 2  = Operation Mode bit 2
+	 * BIT 3  = Operation Mode bit 3
+	 * BIT 4-7 = Reserved
+	 *
+	 * BIT 8  = Enable Class 2
+	 * BIT 9  = Enable ACK0
+	 * BIT 10 = Reserved
+	 * BIT 11 = Enable FC-SP Security
+	 * BIT 12 = FC Tape Enable
+	 * BIT 13 = Reserved
+	 * BIT 14 = Enable Target PRLI Control
+	 * BIT 15-31 = Reserved
+	 */
+	uint32_t firmware_options_2;
+
+	/*
+	 * BIT 0-3 = Reserved
+	 * BIT 4  = FCP RSP Payload bit 0
+	 * BIT 5  = FCP RSP Payload bit 1
+	 * BIT 6  = Enable Receive Out-of-Order data frame handling
+	 * BIT 7  = Reserved
+	 *
+	 * BIT 8  = Reserved
+	 * BIT 9  = Enable Out-of-Order FCP_XFER_RDY relative offset handling
+	 * BIT 10-16 = Reserved
+	 * BIT 17 = Enable multiple FCFs
+	 * BIT 18-20 = MAC addressing mode
+	 * BIT 21-25 = Ethernet data rate
+	 * BIT 26 = Enable ethernet header rx IOCB for ATIO q
+	 * BIT 27 = Enable ethernet header rx IOCB for response q
+	 * BIT 28 = SPMA selection bit 0
+	 * BIT 28 = SPMA selection bit 1
+	 * BIT 30-31 = Reserved
+	 */
+	uint32_t firmware_options_3;
+
+	uint8_t  reserved_5[8];
+
+	uint8_t enode_mac[6];
+
+	uint8_t reserved_6[10];
+};
+
+struct mid_init_cb_81xx {
+	struct init_cb_81xx init_cb;
+
+	uint16_t count;
+	uint16_t options;
+
+	struct mid_conf_entry_24xx entries[MAX_MULTI_ID_FABRIC];
+};
+
+#define FARX_ACCESS_FLASH_CONF_81XX	0x7FFD0000
+#define FARX_ACCESS_FLASH_DATA_81XX	0x7F800000
+
+/* 81XX Flash locations -- occupies second 2MB region. */
+#define FA_BOOT_CODE_ADDR_81	0x80000
+#define FA_RISC_CODE_ADDR_81	0xA0000
+#define FA_FW_AREA_ADDR_81	0xC0000
+#define FA_VPD_NVRAM_ADDR_81	0xD0000
+#define FA_FEATURE_ADDR_81	0xD4000
+#define FA_FLASH_DESCR_ADDR_81	0xD8000
+#define FA_FLASH_LAYOUT_ADDR_81	0xD8400
+#define FA_HW_EVENT0_ADDR_81	0xDC000
+#define FA_HW_EVENT1_ADDR_81	0xDC400
+#define FA_NPIV_CONF0_ADDR_81	0xD1000
+#define FA_NPIV_CONF1_ADDR_81	0xD2000
+
 #endif
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 0011e31205db..ba4913353752 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -28,8 +28,10 @@ extern void qla2x00_reset_adapter(struct scsi_qla_host *);
 extern void qla24xx_reset_adapter(struct scsi_qla_host *);
 extern int qla2x00_nvram_config(struct scsi_qla_host *);
 extern int qla24xx_nvram_config(struct scsi_qla_host *);
+extern int qla81xx_nvram_config(struct scsi_qla_host *);
 extern void qla2x00_update_fw_options(struct scsi_qla_host *);
 extern void qla24xx_update_fw_options(scsi_qla_host_t *);
+extern void qla81xx_update_fw_options(scsi_qla_host_t *);
 extern int qla2x00_load_risc(struct scsi_qla_host *, uint32_t *);
 extern int qla24xx_load_risc(scsi_qla_host_t *, uint32_t *);
 
@@ -69,8 +71,6 @@ extern int qla2x00_loop_reset(scsi_qla_host_t *);
 extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);
 extern int qla2x00_post_aen_work(struct scsi_qla_host *, enum
     fc_host_event_code, u32);
-extern int qla2x00_post_hwe_work(struct scsi_qla_host *, uint16_t , uint16_t,
-    uint16_t, uint16_t);
 
 extern void qla2x00_abort_fcport_cmds(fc_port_t *);
 extern struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *,
@@ -143,7 +143,7 @@ qla2x00_execute_fw(scsi_qla_host_t *, uint32_t);
 
 extern void
 qla2x00_get_fw_version(scsi_qla_host_t *, uint16_t *,
-    uint16_t *, uint16_t *, uint16_t *, uint32_t *);
+    uint16_t *, uint16_t *, uint16_t *, uint32_t *, uint8_t *, uint32_t *);
 
 extern int
 qla2x00_get_fw_options(scsi_qla_host_t *, uint16_t *);
@@ -317,9 +317,6 @@ extern uint8_t *qla25xx_read_optrom_data(struct scsi_qla_host *, uint8_t *,
 extern int qla2x00_get_flash_version(scsi_qla_host_t *, void *);
 extern int qla24xx_get_flash_version(scsi_qla_host_t *, void *);
 
-extern int qla2xxx_hw_event_log(scsi_qla_host_t *, uint16_t , uint16_t,
-    uint16_t, uint16_t);
-
 extern int qla2xxx_get_flash_info(scsi_qla_host_t *);
 extern int qla2xxx_get_vpd_field(scsi_qla_host_t *, char *, char *, size_t);
 
@@ -332,6 +329,7 @@ extern void qla2100_fw_dump(scsi_qla_host_t *, int);
 extern void qla2300_fw_dump(scsi_qla_host_t *, int);
 extern void qla24xx_fw_dump(scsi_qla_host_t *, int);
 extern void qla25xx_fw_dump(scsi_qla_host_t *, int);
+extern void qla81xx_fw_dump(scsi_qla_host_t *, int);
 extern void qla2x00_dump_regs(scsi_qla_host_t *);
 extern void qla2x00_dump_buffer(uint8_t *, uint32_t);
 
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c
index 0a6f72973996..557f58d5bf88 100644
--- a/drivers/scsi/qla2xxx/qla_gs.c
+++ b/drivers/scsi/qla2xxx/qla_gs.c
@@ -1535,7 +1535,10 @@ qla2x00_fdmi_rpa(scsi_qla_host_t *vha)
 	eiter = (struct ct_fdmi_port_attr *) (entries + size);
 	eiter->type = __constant_cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
 	eiter->len = __constant_cpu_to_be16(4 + 4);
-	if (IS_QLA25XX(ha))
+	if (IS_QLA81XX(ha))
+		eiter->a.sup_speed = __constant_cpu_to_be32(
+		    FDMI_PORT_SPEED_10GB);
+	else if (IS_QLA25XX(ha))
 		eiter->a.sup_speed = __constant_cpu_to_be32(
 		    FDMI_PORT_SPEED_1GB|FDMI_PORT_SPEED_2GB|
 		    FDMI_PORT_SPEED_4GB|FDMI_PORT_SPEED_8GB);
@@ -1575,6 +1578,10 @@ qla2x00_fdmi_rpa(scsi_qla_host_t *vha)
 		eiter->a.cur_speed =
 		    __constant_cpu_to_be32(FDMI_PORT_SPEED_8GB);
 		break;
+	case PORT_SPEED_10GB:
+		eiter->a.cur_speed =
+		    __constant_cpu_to_be32(FDMI_PORT_SPEED_10GB);
+		break;
 	default:
 		eiter->a.cur_speed =
 		    __constant_cpu_to_be32(FDMI_PORT_SPEED_UNKNOWN);
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 52ed56ecf195..2d4f32b4df5c 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -552,10 +552,6 @@ qla24xx_reset_risc(scsi_qla_host_t *vha)
 		d2 = RD_REG_DWORD(&reg->ctrl_status);
 		barrier();
 	}
-	if (cnt == 0 || hw_evt)
-		qla2xxx_hw_event_log(vha, HW_EVENT_RESET_ERR,
-		    RD_REG_WORD(&reg->mailbox1), RD_REG_WORD(&reg->mailbox2),
-		    RD_REG_WORD(&reg->mailbox3));
 
 	WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
 	RD_REG_DWORD(&reg->hccr);
@@ -574,6 +570,9 @@ qla24xx_reset_risc(scsi_qla_host_t *vha)
 	}
 
 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+	if (IS_NOPOLLING_TYPE(ha))
+		ha->isp_ops->enable_intrs(ha);
 }
 
 /**
@@ -779,16 +778,19 @@ qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
 		mem_size = (ha->fw_memory_size - 0x11000 + 1) *
 		    sizeof(uint16_t);
 	} else if (IS_FWI2_CAPABLE(ha)) {
-		fixed_size = IS_QLA25XX(ha) ?
-			offsetof(struct qla25xx_fw_dump, ext_mem) :
-			offsetof(struct qla24xx_fw_dump, ext_mem);
+		if (IS_QLA81XX(ha))
+			fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem);
+		else if (IS_QLA25XX(ha))
+			fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem);
+		else
+			fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
 		mem_size = (ha->fw_memory_size - 0x100000 + 1) *
 		    sizeof(uint32_t);
 		if (ha->mqenable)
 			mq_size = sizeof(struct qla2xxx_mq_chain);
 
 		/* Allocate memory for Fibre Channel Event Buffer. */
-		if (!IS_QLA25XX(ha))
+		if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
 			goto try_eft;
 
 		tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
@@ -851,7 +853,9 @@ cont_alloc:
 
 	dump_size = offsetof(struct qla2xxx_fw_dump, isp);
 	dump_size += fixed_size + mem_size + req_q_size + rsp_q_size +
-	    mq_size + eft_size + fce_size;
+	    eft_size;
+	ha->chain_offset = dump_size;
+	dump_size += mq_size + fce_size;
 
 	ha->fw_dump = vmalloc(dump_size);
 	if (!ha->fw_dump) {
@@ -987,7 +991,8 @@ qla2x00_setup_chip(scsi_qla_host_t *vha)
 				    &ha->fw_major_version,
 				    &ha->fw_minor_version,
 				    &ha->fw_subminor_version,
-				    &ha->fw_attributes, &ha->fw_memory_size);
+				    &ha->fw_attributes, &ha->fw_memory_size,
+				    ha->mpi_version, &ha->mpi_capabilities);
 				ha->flags.npiv_supported = 0;
 				if (IS_QLA2XXX_MIDTYPE(ha) &&
 					 (ha->fw_attributes & BIT_2)) {
@@ -1665,10 +1670,6 @@ qla2x00_nvram_config(scsi_qla_host_t *vha)
 		qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
 		    "invalid -- WWPN) defaults.\n");
 
-		if (chksum)
-			qla2xxx_hw_event_log(vha, HW_EVENT_NVRAM_CHKSUM_ERR, 0,
-			    MSW(chksum), LSW(chksum));
-
 		/*
 		 * Set default initialization control block.
 		 */
@@ -4255,3 +4256,269 @@ qla84xx_init_chip(scsi_qla_host_t *vha)
 	return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED:
 	    QLA_SUCCESS;
 }
+
+/* 81XX Support **************************************************************/
+
+int
+qla81xx_nvram_config(scsi_qla_host_t *vha)
+{
+	int   rval;
+	struct init_cb_81xx *icb;
+	struct nvram_81xx *nv;
+	uint32_t *dptr;
+	uint8_t  *dptr1, *dptr2;
+	uint32_t chksum;
+	uint16_t cnt;
+	struct qla_hw_data *ha = vha->hw;
+
+	rval = QLA_SUCCESS;
+	icb = (struct init_cb_81xx *)ha->init_cb;
+	nv = ha->nvram;
+
+	/* Determine NVRAM starting address. */
+	ha->nvram_size = sizeof(struct nvram_81xx);
+	ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
+	ha->vpd_size = FA_NVRAM_VPD_SIZE;
+	ha->vpd_base = FA_NVRAM_VPD0_ADDR;
+	if (PCI_FUNC(ha->pdev->devfn) & 1) {
+		ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
+		ha->vpd_base = FA_NVRAM_VPD1_ADDR;
+	}
+
+	/* Get VPD data into cache */
+	ha->vpd = ha->nvram + VPD_OFFSET;
+	ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd,
+	    ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4);
+
+	/* Get NVRAM data into cache and calculate checksum. */
+	dptr = (uint32_t *)nv;
+	ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base,
+	    ha->nvram_size);
+	for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
+		chksum += le32_to_cpu(*dptr++);
+
+	DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", ha->host_no));
+	DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
+
+	/* Bad NVRAM data, set defaults parameters. */
+	if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
+	    || nv->id[3] != ' ' ||
+	    nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
+		/* Reset NVRAM data. */
+		qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
+		    "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
+		    le16_to_cpu(nv->nvram_version));
+		qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
+		    "invalid -- WWPN) defaults.\n");
+
+		/*
+		 * Set default initialization control block.
+		 */
+		memset(nv, 0, ha->nvram_size);
+		nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
+		nv->version = __constant_cpu_to_le16(ICB_VERSION);
+		nv->frame_payload_size = __constant_cpu_to_le16(2048);
+		nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
+		nv->exchange_count = __constant_cpu_to_le16(0);
+		nv->port_name[0] = 0x21;
+		nv->port_name[1] = 0x00 + PCI_FUNC(ha->pdev->devfn);
+		nv->port_name[2] = 0x00;
+		nv->port_name[3] = 0xe0;
+		nv->port_name[4] = 0x8b;
+		nv->port_name[5] = 0x1c;
+		nv->port_name[6] = 0x55;
+		nv->port_name[7] = 0x86;
+		nv->node_name[0] = 0x20;
+		nv->node_name[1] = 0x00;
+		nv->node_name[2] = 0x00;
+		nv->node_name[3] = 0xe0;
+		nv->node_name[4] = 0x8b;
+		nv->node_name[5] = 0x1c;
+		nv->node_name[6] = 0x55;
+		nv->node_name[7] = 0x86;
+		nv->login_retry_count = __constant_cpu_to_le16(8);
+		nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
+		nv->login_timeout = __constant_cpu_to_le16(0);
+		nv->firmware_options_1 =
+		    __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
+		nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
+		nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
+		nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
+		nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
+		nv->efi_parameters = __constant_cpu_to_le32(0);
+		nv->reset_delay = 5;
+		nv->max_luns_per_target = __constant_cpu_to_le16(128);
+		nv->port_down_retry_count = __constant_cpu_to_le16(30);
+		nv->link_down_timeout = __constant_cpu_to_le16(30);
+		nv->enode_mac[0] = 0x01;
+		nv->enode_mac[1] = 0x02;
+		nv->enode_mac[2] = 0x03;
+		nv->enode_mac[3] = 0x04;
+		nv->enode_mac[4] = 0x05;
+		nv->enode_mac[5] = 0x06 + PCI_FUNC(ha->pdev->devfn);
+
+		rval = 1;
+	}
+
+	/* Reset Initialization control block */
+	memset(icb, 0, sizeof(struct init_cb_81xx));
+
+	/* Copy 1st segment. */
+	dptr1 = (uint8_t *)icb;
+	dptr2 = (uint8_t *)&nv->version;
+	cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
+	while (cnt--)
+		*dptr1++ = *dptr2++;
+
+	icb->login_retry_count = nv->login_retry_count;
+
+	/* Copy 2nd segment. */
+	dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
+	dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
+	cnt = (uint8_t *)&icb->reserved_5 -
+	    (uint8_t *)&icb->interrupt_delay_timer;
+	while (cnt--)
+		*dptr1++ = *dptr2++;
+
+	memcpy(icb->enode_mac, nv->enode_mac, sizeof(icb->enode_mac));
+	/* Some boards (with valid NVRAMs) still have NULL enode_mac!! */
+	if (!memcmp(icb->enode_mac, "\0\0\0\0\0\0", sizeof(icb->enode_mac))) {
+		icb->enode_mac[0] = 0x01;
+		icb->enode_mac[1] = 0x02;
+		icb->enode_mac[2] = 0x03;
+		icb->enode_mac[3] = 0x04;
+		icb->enode_mac[4] = 0x05;
+		icb->enode_mac[5] = 0x06 + PCI_FUNC(ha->pdev->devfn);
+	}
+
+	/*
+	 * Setup driver NVRAM options.
+	 */
+	qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
+	    "QLE81XX");
+
+	/* Use alternate WWN? */
+	if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
+		memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
+		memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
+	}
+
+	/* Prepare nodename */
+	if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
+		/*
+		 * Firmware will apply the following mask if the nodename was
+		 * not provided.
+		 */
+		memcpy(icb->node_name, icb->port_name, WWN_SIZE);
+		icb->node_name[0] &= 0xF0;
+	}
+
+	/* Set host adapter parameters. */
+	ha->flags.disable_risc_code_load = 0;
+	ha->flags.enable_lip_reset = 0;
+	ha->flags.enable_lip_full_login =
+	    le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
+	ha->flags.enable_target_reset =
+	    le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
+	ha->flags.enable_led_scheme = 0;
+	ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
+
+	ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
+	    (BIT_6 | BIT_5 | BIT_4)) >> 4;
+
+	/* save HBA serial number */
+	ha->serial0 = icb->port_name[5];
+	ha->serial1 = icb->port_name[6];
+	ha->serial2 = icb->port_name[7];
+	memcpy(vha->node_name, icb->node_name, WWN_SIZE);
+	memcpy(vha->port_name, icb->port_name, WWN_SIZE);
+
+	icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
+
+	ha->retry_count = le16_to_cpu(nv->login_retry_count);
+
+	/* Set minimum login_timeout to 4 seconds. */
+	if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
+		nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
+	if (le16_to_cpu(nv->login_timeout) < 4)
+		nv->login_timeout = __constant_cpu_to_le16(4);
+	ha->login_timeout = le16_to_cpu(nv->login_timeout);
+	icb->login_timeout = nv->login_timeout;
+
+	/* Set minimum RATOV to 100 tenths of a second. */
+	ha->r_a_tov = 100;
+
+	ha->loop_reset_delay = nv->reset_delay;
+
+	/* Link Down Timeout = 0:
+	 *
+	 * 	When Port Down timer expires we will start returning
+	 *	I/O's to OS with "DID_NO_CONNECT".
+	 *
+	 * Link Down Timeout != 0:
+	 *
+	 *	 The driver waits for the link to come up after link down
+	 *	 before returning I/Os to OS with "DID_NO_CONNECT".
+	 */
+	if (le16_to_cpu(nv->link_down_timeout) == 0) {
+		ha->loop_down_abort_time =
+		    (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
+	} else {
+		ha->link_down_timeout =	le16_to_cpu(nv->link_down_timeout);
+		ha->loop_down_abort_time =
+		    (LOOP_DOWN_TIME - ha->link_down_timeout);
+	}
+
+	/* Need enough time to try and get the port back. */
+	ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
+	if (qlport_down_retry)
+		ha->port_down_retry_count = qlport_down_retry;
+
+	/* Set login_retry_count */
+	ha->login_retry_count  = le16_to_cpu(nv->login_retry_count);
+	if (ha->port_down_retry_count ==
+	    le16_to_cpu(nv->port_down_retry_count) &&
+	    ha->port_down_retry_count > 3)
+		ha->login_retry_count = ha->port_down_retry_count;
+	else if (ha->port_down_retry_count > (int)ha->login_retry_count)
+		ha->login_retry_count = ha->port_down_retry_count;
+	if (ql2xloginretrycount)
+		ha->login_retry_count = ql2xloginretrycount;
+
+	/* Enable ZIO. */
+	if (!vha->flags.init_done) {
+		ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
+		    (BIT_3 | BIT_2 | BIT_1 | BIT_0);
+		ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
+		    le16_to_cpu(icb->interrupt_delay_timer): 2;
+	}
+	icb->firmware_options_2 &= __constant_cpu_to_le32(
+	    ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
+	vha->flags.process_response_queue = 0;
+	if (ha->zio_mode != QLA_ZIO_DISABLED) {
+		ha->zio_mode = QLA_ZIO_MODE_6;
+
+		DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
+		    "(%d us).\n", vha->host_no, ha->zio_mode,
+		    ha->zio_timer * 100));
+		qla_printk(KERN_INFO, ha,
+		    "ZIO mode %d enabled; timer delay (%d us).\n",
+		    ha->zio_mode, ha->zio_timer * 100);
+
+		icb->firmware_options_2 |= cpu_to_le32(
+		    (uint32_t)ha->zio_mode);
+		icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
+		vha->flags.process_response_queue = 1;
+	}
+
+	if (rval) {
+		DEBUG2_3(printk(KERN_WARNING
+		    "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
+	}
+	return (rval);
+}
+
+void
+qla81xx_update_fw_options(scsi_qla_host_t *ha)
+{
+}
diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c
index 5bedc9d05942..2258152b1f41 100644
--- a/drivers/scsi/qla2xxx/qla_iocb.c
+++ b/drivers/scsi/qla2xxx/qla_iocb.c
@@ -173,7 +173,7 @@ void qla2x00_build_scsi_iocbs_32(srb_t *sp, cmd_entry_t *cmd_pkt,
 		return;
 	}
 
-	vha = sp->vha;
+	vha = sp->fcport->vha;
 	req = sp->que;
 
 	cmd_pkt->control_flags |= cpu_to_le16(qla2x00_get_cmd_direction(sp));
@@ -234,7 +234,7 @@ void qla2x00_build_scsi_iocbs_64(srb_t *sp, cmd_entry_t *cmd_pkt,
 		return;
 	}
 
-	vha = sp->vha;
+	vha = sp->fcport->vha;
 	req = sp->que;
 
 	cmd_pkt->control_flags |= cpu_to_le16(qla2x00_get_cmd_direction(sp));
@@ -294,7 +294,7 @@ qla2x00_start_scsi(srb_t *sp)
 
 	/* Setup device pointers. */
 	ret = 0;
-	vha = sp->vha;
+	vha = sp->fcport->vha;
 	ha = vha->hw;
 	reg = &ha->iobase->isp;
 	cmd = sp->cmd;
@@ -353,7 +353,6 @@ qla2x00_start_scsi(srb_t *sp)
 	/* Build command packet */
 	req->current_outstanding_cmd = handle;
 	req->outstanding_cmds[handle] = sp;
-	sp->vha = vha;
 	sp->que = req;
 	sp->cmd->host_scribble = (unsigned char *)(unsigned long)handle;
 	req->cnt -= req_cnt;
@@ -656,7 +655,7 @@ qla24xx_build_scsi_iocbs(srb_t *sp, struct cmd_type_7 *cmd_pkt,
 		return;
 	}
 
-	vha = sp->vha;
+	vha = sp->fcport->vha;
 	req = sp->que;
 
 	/* Set transfer direction */
@@ -723,7 +722,7 @@ qla24xx_start_scsi(srb_t *sp)
 	struct req_que *req = NULL;
 	struct rsp_que *rsp = NULL;
 	struct scsi_cmnd *cmd = sp->cmd;
-	struct scsi_qla_host *vha = sp->vha;
+	struct scsi_qla_host *vha = sp->fcport->vha;
 	struct qla_hw_data *ha = vha->hw;
 	uint16_t que_id;
 
@@ -791,7 +790,6 @@ qla24xx_start_scsi(srb_t *sp)
 	/* Build command packet. */
 	req->current_outstanding_cmd = handle;
 	req->outstanding_cmds[handle] = sp;
-	sp->vha = vha;
 	sp->cmd->host_scribble = (unsigned char *)(unsigned long)handle;
 	req->cnt -= req_cnt;
 
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index d5fb79a88001..789fc576f222 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -275,7 +275,7 @@ void
 qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 {
 #define LS_UNKNOWN	2
-	static char	*link_speeds[5] = { "1", "2", "?", "4", "8" };
+	static char	*link_speeds[] = { "1", "2", "?", "4", "8", "10" };
 	char		*link_speed;
 	uint16_t	handle_cnt;
 	uint16_t	cnt;
@@ -288,6 +288,8 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 
 	/* Setup to process RIO completion. */
 	handle_cnt = 0;
+	if (IS_QLA81XX(ha))
+		goto skip_rio;
 	switch (mb[0]) {
 	case MBA_SCSI_COMPLETION:
 		handles[0] = le32_to_cpu((uint32_t)((mb[2] << 16) | mb[1]));
@@ -339,7 +341,7 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 	default:
 		break;
 	}
-
+skip_rio:
 	switch (mb[0]) {
 	case MBA_SCSI_COMPLETION:	/* Fast Post */
 		if (!vha->flags.online)
@@ -362,7 +364,6 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 		    "ISP System Error - mbx1=%xh mbx2=%xh mbx3=%xh.\n",
 		    mb[1], mb[2], mb[3]);
 
-		qla2x00_post_hwe_work(vha, mb[0], mb[1], mb[2], mb[3]);
 		ha->isp_ops->fw_dump(vha, 1);
 
 		if (IS_FWI2_CAPABLE(ha)) {
@@ -387,7 +388,6 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 		    vha->host_no));
 		qla_printk(KERN_WARNING, ha, "ISP Request Transfer Error.\n");
 
-		qla2x00_post_hwe_work(vha, mb[0], mb[1], mb[2], mb[3]);
 		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 		break;
 
@@ -396,7 +396,6 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 		    vha->host_no));
 		qla_printk(KERN_WARNING, ha, "ISP Response Transfer Error.\n");
 
-		qla2x00_post_hwe_work(vha, mb[0], mb[1], mb[2], mb[3]);
 		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
 		break;
 
@@ -436,6 +435,8 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 			link_speed = link_speeds[LS_UNKNOWN];
 			if (mb[1] < 5)
 				link_speed = link_speeds[mb[1]];
+			else if (mb[1] == 0x13)
+				link_speed = link_speeds[5];
 			ha->link_data_rate = mb[1];
 		}
 
@@ -495,12 +496,17 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 		qla2x00_post_aen_work(vha, FCH_EVT_LIPRESET, mb[1]);
 		break;
 
+	/* case MBA_DCBX_COMPLETE: */
 	case MBA_POINT_TO_POINT:	/* Point-to-Point */
 		if (IS_QLA2100(ha))
 			break;
 
-		DEBUG2(printk("scsi(%ld): Asynchronous P2P MODE received.\n",
-		    vha->host_no));
+		if (IS_QLA81XX(ha))
+			DEBUG2(printk("scsi(%ld): DCBX Completed -- %04x %04x "
+			    "%04x\n", vha->host_no, mb[1], mb[2], mb[3]));
+		else
+			DEBUG2(printk("scsi(%ld): Asynchronous P2P MODE "
+			    "received.\n", vha->host_no));
 
 		/*
 		 * Until there's a transition from loop down to loop up, treat
@@ -641,10 +647,7 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 
 	/* case MBA_RIO_RESPONSE: */
 	case MBA_ZIO_RESPONSE:
-		DEBUG2(printk("scsi(%ld): [R|Z]IO update completion.\n",
-		    vha->host_no));
-		DEBUG(printk(KERN_INFO
-		    "scsi(%ld): [R|Z]IO update completion.\n",
+		DEBUG3(printk("scsi(%ld): [R|Z]IO update completion.\n",
 		    vha->host_no));
 
 		if (IS_FWI2_CAPABLE(ha))
@@ -698,6 +701,35 @@ qla2x00_async_event(scsi_qla_host_t *vha, struct rsp_que *rsp, uint16_t *mb)
 		}
 		spin_unlock_irqrestore(&ha->cs84xx->access_lock, flags);
 		break;
+	case MBA_DCBX_START:
+		DEBUG2(printk("scsi(%ld): DCBX Started -- %04x %04x %04x\n",
+		    vha->host_no, mb[1], mb[2], mb[3]));
+		break;
+	case MBA_DCBX_PARAM_UPDATE:
+		DEBUG2(printk("scsi(%ld): DCBX Parameters Updated -- "
+		    "%04x %04x %04x\n", vha->host_no, mb[1], mb[2], mb[3]));
+		break;
+	case MBA_FCF_CONF_ERR:
+		DEBUG2(printk("scsi(%ld): FCF Configuration Error -- "
+		    "%04x %04x %04x\n", vha->host_no, mb[1], mb[2], mb[3]));
+		break;
+	case MBA_IDC_COMPLETE:
+		DEBUG2(printk("scsi(%ld): Inter-Driver Commucation "
+		    "Complete -- %04x %04x %04x\n", vha->host_no, mb[1], mb[2],
+		    mb[3]));
+		break;
+	case MBA_IDC_NOTIFY:
+		DEBUG2(printk("scsi(%ld): Inter-Driver Commucation "
+		    "Request Notification -- %04x %04x %04x\n", vha->host_no,
+		    mb[1], mb[2], mb[3]));
+		/**** Mailbox registers 4 - 7 valid!!! */
+		break;
+	case MBA_IDC_TIME_EXT:
+		DEBUG2(printk("scsi(%ld): Inter-Driver Commucation "
+		    "Time Extension -- %04x %04x %04x\n", vha->host_no, mb[1],
+		    mb[2], mb[3]));
+		/**** Mailbox registers 4 - 7 valid!!! */
+		break;
 	}
 
 	if (!vha->vp_idx && ha->num_vhosts)
@@ -1510,7 +1542,7 @@ qla2xxx_check_risc_status(scsi_qla_host_t *vha)
 	struct qla_hw_data *ha = vha->hw;
 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
 
-	if (!IS_QLA25XX(ha))
+	if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
 		return;
 
 	rval = QLA_SUCCESS;
@@ -1590,12 +1622,6 @@ qla24xx_intr_handler(int irq, void *dev_id)
 			if (pci_channel_offline(ha->pdev))
 				break;
 
-			if (ha->hw_event_pause_errors == 0)
-				qla2x00_post_hwe_work(vha, HW_EVENT_PARITY_ERR,
-				    0, MSW(stat), LSW(stat));
-			else if (ha->hw_event_pause_errors < 0xffffffff)
-				ha->hw_event_pause_errors++;
-
 			hccr = RD_REG_DWORD(&reg->hccr);
 
 			qla_printk(KERN_INFO, ha, "RISC paused -- HCCR=%x, "
@@ -1740,12 +1766,6 @@ qla24xx_msix_default(int irq, void *dev_id)
 			if (pci_channel_offline(ha->pdev))
 				break;
 
-			if (ha->hw_event_pause_errors == 0)
-				qla2x00_post_hwe_work(vha, HW_EVENT_PARITY_ERR,
-				    0, MSW(stat), LSW(stat));
-			else if (ha->hw_event_pause_errors < 0xffffffff)
-				ha->hw_event_pause_errors++;
-
 			hccr = RD_REG_DWORD(&reg->hccr);
 
 			qla_printk(KERN_INFO, ha, "RISC paused -- HCCR=%x, "
@@ -1944,7 +1964,8 @@ qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
 	device_reg_t __iomem *reg = ha->iobase;
 
 	/* If possible, enable MSI-X. */
-	if (!IS_QLA2432(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha))
+	if (!IS_QLA2432(ha) && !IS_QLA2532(ha) &&
+	    !IS_QLA8432(ha) && !IS_QLA8001(ha))
 		goto skip_msix;
 
 	if (IS_QLA2432(ha) && (ha->pdev->revision < QLA_MSIX_CHIP_REV_24XX ||
@@ -1979,7 +2000,8 @@ qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
 	    "MSI-X: Falling back-to INTa mode -- %d.\n", ret);
 skip_msix:
 
-	if (!IS_QLA24XX(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha))
+	if (!IS_QLA24XX(ha) && !IS_QLA2532(ha) && !IS_QLA8432(ha) &&
+	    !IS_QLA8001(ha))
 		goto skip_msi;
 
 	ret = pci_enable_msi(ha->pdev);
@@ -2000,6 +2022,12 @@ skip_msi:
 	ha->flags.inta_enabled = 1;
 clear_risc_ints:
 
+	/*
+	 * FIXME: Noted that 8014s were being dropped during NK testing.
+	 * Timing deltas during MSI-X/INTa transitions?
+	 */
+	if (IS_QLA81XX(ha))
+		goto fail;
 	spin_lock_irq(&ha->hardware_lock);
 	if (IS_FWI2_CAPABLE(ha)) {
 		WRT_REG_DWORD(&reg->isp24.hccr, HCCRX_CLR_HOST_INT);
@@ -2044,7 +2072,7 @@ qla2x00_get_rsp_host(struct rsp_que *rsp)
 		if (pkt && pkt->handle < MAX_OUTSTANDING_COMMANDS) {
 			sp = req->outstanding_cmds[pkt->handle];
 			if (sp)
-				vha = sp->vha;
+				vha = sp->fcport->vha;
 		}
 	}
 	if (!vha)
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index a99976f5fabd..db4df45234a5 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -123,8 +123,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
 
 	/* Wait for mbx cmd completion until timeout */
 
-	if (!abort_active && io_lock_on) {
-
+	if ((!abort_active && io_lock_on) || IS_NOPOLLING_TYPE(ha)) {
 		set_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
 
 		if (IS_FWI2_CAPABLE(ha))
@@ -218,7 +217,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
 	/* Clean up */
 	ha->mcp = NULL;
 
-	if (abort_active || !io_lock_on) {
+	if ((abort_active || !io_lock_on) && !IS_NOPOLLING_TYPE(ha)) {
 		DEBUG11(printk("%s(%ld): checking for additional resp "
 		    "interrupt.\n", __func__, base_vha->host_no));
 
@@ -412,7 +411,8 @@ qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr)
  */
 void
 qla2x00_get_fw_version(scsi_qla_host_t *vha, uint16_t *major, uint16_t *minor,
-    uint16_t *subminor, uint16_t *attributes, uint32_t *memory)
+    uint16_t *subminor, uint16_t *attributes, uint32_t *memory, uint8_t *mpi,
+    uint32_t *mpi_caps)
 {
 	int		rval;
 	mbx_cmd_t	mc;
@@ -423,6 +423,8 @@ qla2x00_get_fw_version(scsi_qla_host_t *vha, uint16_t *major, uint16_t *minor,
 	mcp->mb[0] = MBC_GET_FIRMWARE_VERSION;
 	mcp->out_mb = MBX_0;
 	mcp->in_mb = MBX_6|MBX_5|MBX_4|MBX_3|MBX_2|MBX_1|MBX_0;
+	if (IS_QLA81XX(vha->hw))
+		mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10;
 	mcp->flags = 0;
 	mcp->tov = MBX_TOV_SECONDS;
 	rval = qla2x00_mailbox_command(vha, mcp);
@@ -436,6 +438,13 @@ qla2x00_get_fw_version(scsi_qla_host_t *vha, uint16_t *major, uint16_t *minor,
 		*memory = 0x1FFFF;			/* Defaults to 128KB. */
 	else
 		*memory = (mcp->mb[5] << 16) | mcp->mb[4];
+	if (IS_QLA81XX(vha->hw)) {
+		mpi[0] = mcp->mb[10] >> 8;
+		mpi[1] = mcp->mb[10] & 0xff;
+		mpi[2] = mcp->mb[11] >> 8;
+		mpi[3] = mcp->mb[11] & 0xff;
+		*mpi_caps = (mcp->mb[12] << 16) | mcp->mb[13];
+	}
 
 	if (rval != QLA_SUCCESS) {
 		/*EMPTY*/
@@ -568,7 +577,6 @@ int
 qla2x00_mbx_reg_test(scsi_qla_host_t *vha)
 {
 	int rval;
-	struct qla_hw_data *ha = vha->hw;
 	mbx_cmd_t mc;
 	mbx_cmd_t *mcp = &mc;
 
@@ -595,14 +603,6 @@ qla2x00_mbx_reg_test(scsi_qla_host_t *vha)
 		if (mcp->mb[5] != 0xA5A5 || mcp->mb[6] != 0x5A5A ||
 		    mcp->mb[7] != 0x2525)
 			rval = QLA_FUNCTION_FAILED;
-		if (rval == QLA_FUNCTION_FAILED) {
-			struct device_reg_24xx __iomem *reg =
-			    &ha->iobase->isp24;
-
-			qla2xxx_hw_event_log(vha, HW_EVENT_ISP_ERR, 0,
-			    LSW(RD_REG_DWORD(&reg->hccr)),
-			    LSW(RD_REG_DWORD(&reg->istatus)));
-		}
 	}
 
 	if (rval != QLA_SUCCESS) {
@@ -1363,7 +1363,13 @@ qla2x00_lip_reset(scsi_qla_host_t *vha)
 
 	DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
 
-	if (IS_FWI2_CAPABLE(vha->hw)) {
+	if (IS_QLA81XX(vha->hw)) {
+		/* Logout across all FCFs. */
+		mcp->mb[0] = MBC_LIP_FULL_LOGIN;
+		mcp->mb[1] = BIT_1;
+		mcp->mb[2] = 0;
+		mcp->out_mb = MBX_2|MBX_1|MBX_0;
+	} else if (IS_FWI2_CAPABLE(vha->hw)) {
 		mcp->mb[0] = MBC_LIP_FULL_LOGIN;
 		mcp->mb[1] = BIT_6;
 		mcp->mb[2] = 0;
@@ -1853,6 +1859,9 @@ qla2x00_full_login_lip(scsi_qla_host_t *vha)
 	mbx_cmd_t mc;
 	mbx_cmd_t *mcp = &mc;
 
+	if (IS_QLA81XX(vha->hw))
+	    return QLA_SUCCESS;
+
 	DEBUG11(printk("qla2x00_full_login_lip(%ld): entered.\n",
 	    vha->host_no));
 
@@ -2512,7 +2521,7 @@ qla2x00_enable_fce_trace(scsi_qla_host_t *vha, dma_addr_t fce_dma,
 	mbx_cmd_t mc;
 	mbx_cmd_t *mcp = &mc;
 
-	if (!IS_QLA25XX(vha->hw))
+	if (!IS_QLA25XX(vha->hw) && !IS_QLA81XX(vha->hw))
 		return QLA_FUNCTION_FAILED;
 
 	DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
@@ -3155,7 +3164,7 @@ qla25xx_init_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp,
 	mcp->mb[7] = LSW(MSD(rsp->dma));
 	mcp->mb[5] = rsp->length;
 	mcp->mb[11] = rsp->vp_idx;
-	mcp->mb[14] = rsp->msix->vector;
+	mcp->mb[14] = rsp->msix->entry;
 	mcp->mb[13] = rsp->rid;
 
 	reg = (struct device_reg_25xxmq *)((void *)(ha->mqiobase) +
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 386ffeae5b5a..886323130fcc 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -614,8 +614,10 @@ qla25xx_create_req_que(struct qla_hw_data *ha, uint16_t options,
 	req->vp_idx = vp_idx;
 	req->qos = qos;
 
-	if (ha->rsp_q_map[rsp_que])
+	if (ha->rsp_q_map[rsp_que]) {
 		req->rsp = ha->rsp_q_map[rsp_que];
+		req->rsp->req = req;
+	}
 	/* Use alternate PCI bus number */
 	if (MSB(req->rid))
 		options |= BIT_4;
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 8ea927788b3f..4a71f522f925 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -404,26 +404,9 @@ static char *
 qla24xx_fw_version_str(struct scsi_qla_host *vha, char *str)
 {
 	struct qla_hw_data *ha = vha->hw;
-	sprintf(str, "%d.%02d.%02d ", ha->fw_major_version,
-	    ha->fw_minor_version,
-	    ha->fw_subminor_version);
 
-	if (ha->fw_attributes & BIT_0)
-		strcat(str, "[Class 2] ");
-	if (ha->fw_attributes & BIT_1)
-		strcat(str, "[IP] ");
-	if (ha->fw_attributes & BIT_2)
-		strcat(str, "[Multi-ID] ");
-	if (ha->fw_attributes & BIT_3)
-		strcat(str, "[SB-2] ");
-	if (ha->fw_attributes & BIT_4)
-		strcat(str, "[T10 CRC] ");
-	if (ha->fw_attributes & BIT_5)
-		strcat(str, "[VI] ");
-	if (ha->fw_attributes & BIT_10)
-		strcat(str, "[84XX] ");
-	if (ha->fw_attributes & BIT_13)
-		strcat(str, "[Experimental]");
+	sprintf(str, "%d.%02d.%02d (%x)", ha->fw_major_version,
+	    ha->fw_minor_version, ha->fw_subminor_version, ha->fw_attributes);
 	return str;
 }
 
@@ -438,7 +421,6 @@ qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport,
 	if (!sp)
 		return sp;
 
-	sp->vha = vha;
 	sp->fcport = fcport;
 	sp->cmd = cmd;
 	sp->que = ha->req_q_map[0];
@@ -1182,7 +1164,7 @@ qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
 			continue;
 		for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
 			sp = req->outstanding_cmds[cnt];
-			if (sp && sp->vha == vha) {
+			if (sp && sp->fcport->vha == vha) {
 				req->outstanding_cmds[cnt] = NULL;
 				sp->cmd->result = res;
 				qla2x00_sp_compl(ha, sp);
@@ -1329,6 +1311,8 @@ qla24xx_disable_intrs(struct qla_hw_data *ha)
 	unsigned long flags = 0;
 	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
 
+	if (IS_NOPOLLING_TYPE(ha))
+		return;
 	spin_lock_irqsave(&ha->hardware_lock, flags);
 	ha->interrupts_on = 0;
 	WRT_REG_DWORD(&reg->ictrl, 0);
@@ -1488,6 +1472,44 @@ static struct isp_operations qla25xx_isp_ops = {
 	.rd_req_reg		= qla24xx_rd_req_reg,
 };
 
+static struct isp_operations qla81xx_isp_ops = {
+	.pci_config		= qla25xx_pci_config,
+	.reset_chip		= qla24xx_reset_chip,
+	.chip_diag		= qla24xx_chip_diag,
+	.config_rings		= qla24xx_config_rings,
+	.reset_adapter		= qla24xx_reset_adapter,
+	.nvram_config		= qla81xx_nvram_config,
+	.update_fw_options	= qla81xx_update_fw_options,
+	.load_risc		= qla24xx_load_risc,
+	.pci_info_str		= qla24xx_pci_info_str,
+	.fw_version_str		= qla24xx_fw_version_str,
+	.intr_handler		= qla24xx_intr_handler,
+	.enable_intrs		= qla24xx_enable_intrs,
+	.disable_intrs		= qla24xx_disable_intrs,
+	.abort_command		= qla24xx_abort_command,
+	.target_reset		= qla24xx_abort_target,
+	.lun_reset		= qla24xx_lun_reset,
+	.fabric_login		= qla24xx_login_fabric,
+	.fabric_logout		= qla24xx_fabric_logout,
+	.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		= qla25xx_read_nvram_data,
+	.write_nvram		= qla25xx_write_nvram_data,
+	.fw_dump		= qla81xx_fw_dump,
+	.beacon_on		= qla24xx_beacon_on,
+	.beacon_off		= qla24xx_beacon_off,
+	.beacon_blink		= qla24xx_beacon_blink,
+	.read_optrom		= qla25xx_read_optrom_data,
+	.write_optrom		= qla24xx_write_optrom_data,
+	.get_flash_version	= qla24xx_get_flash_version,
+	.start_scsi		= qla24xx_start_scsi,
+	.wrt_req_reg		= qla24xx_wrt_req_reg,
+	.wrt_rsp_reg		= qla24xx_wrt_rsp_reg,
+	.rd_req_reg		= qla24xx_rd_req_reg,
+};
+
 static inline void
 qla2x00_set_isp_flags(struct qla_hw_data *ha)
 {
@@ -1567,6 +1589,13 @@ qla2x00_set_isp_flags(struct qla_hw_data *ha)
 		ha->device_type |= DT_IIDMA;
 		ha->fw_srisc_address = RISC_START_ADDRESS_2400;
 		break;
+	case PCI_DEVICE_ID_QLOGIC_ISP8001:
+		ha->device_type |= DT_ISP8001;
+		ha->device_type |= DT_ZIO_SUPPORTED;
+		ha->device_type |= DT_FWI2;
+		ha->device_type |= DT_IIDMA;
+		ha->fw_srisc_address = RISC_START_ADDRESS_2400;
+		break;
 	}
 }
 
@@ -1629,7 +1658,7 @@ skip_pio:
 
 	/* Determine queue resources */
 	ha->max_queues = 1;
-	if (ql2xmaxqueues <= 1 || !IS_QLA25XX(ha))
+	if (ql2xmaxqueues <= 1 || (!IS_QLA25XX(ha) && !IS_QLA81XX(ha)))
 		goto mqiobase_exit;
 	ha->mqiobase = ioremap(pci_resource_start(ha->pdev, 3),
 			pci_resource_len(ha->pdev, 3));
@@ -1706,7 +1735,8 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8432 ||
 	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5422 ||
 	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP5432 ||
-	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532) {
+	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP2532 ||
+	    pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8001) {
 		bars = pci_select_bars(pdev, IORESOURCE_MEM);
 		sht = &qla24xx_driver_template;
 		mem_only = 1;
@@ -1760,6 +1790,10 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 		rsp_length = RESPONSE_ENTRY_CNT_2100;
 		ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
 		ha->gid_list_info_size = 4;
+		ha->flash_conf_off = ~0;
+		ha->flash_data_off = ~0;
+		ha->nvram_conf_off = ~0;
+		ha->nvram_data_off = ~0;
 		ha->isp_ops = &qla2100_isp_ops;
 	} else if (IS_QLA2200(ha)) {
 		ha->mbx_count = MAILBOX_REGISTER_COUNT;
@@ -1767,6 +1801,10 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 		rsp_length = RESPONSE_ENTRY_CNT_2100;
 		ha->max_loop_id = SNS_LAST_LOOP_ID_2100;
 		ha->gid_list_info_size = 4;
+		ha->flash_conf_off = ~0;
+		ha->flash_data_off = ~0;
+		ha->nvram_conf_off = ~0;
+		ha->nvram_data_off = ~0;
 		ha->isp_ops = &qla2100_isp_ops;
 	} else if (IS_QLA23XX(ha)) {
 		ha->mbx_count = MAILBOX_REGISTER_COUNT;
@@ -1776,6 +1814,10 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 		ha->gid_list_info_size = 6;
 		if (IS_QLA2322(ha) || IS_QLA6322(ha))
 			ha->optrom_size = OPTROM_SIZE_2322;
+		ha->flash_conf_off = ~0;
+		ha->flash_data_off = ~0;
+		ha->nvram_conf_off = ~0;
+		ha->nvram_data_off = ~0;
 		ha->isp_ops = &qla2300_isp_ops;
 	} else if (IS_QLA24XX_TYPE(ha)) {
 		ha->mbx_count = MAILBOX_REGISTER_COUNT;
@@ -1787,6 +1829,10 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 		ha->optrom_size = OPTROM_SIZE_24XX;
 		ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA24XX;
 		ha->isp_ops = &qla24xx_isp_ops;
+		ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
+		ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
+		ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
+		ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
 	} else if (IS_QLA25XX(ha)) {
 		ha->mbx_count = MAILBOX_REGISTER_COUNT;
 		req_length = REQUEST_ENTRY_CNT_24XX;
@@ -1797,6 +1843,23 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 		ha->optrom_size = OPTROM_SIZE_25XX;
 		ha->nvram_npiv_size = QLA_MAX_VPORTS_QLA25XX;
 		ha->isp_ops = &qla25xx_isp_ops;
+		ha->flash_conf_off = FARX_ACCESS_FLASH_CONF;
+		ha->flash_data_off = FARX_ACCESS_FLASH_DATA;
+		ha->nvram_conf_off = FARX_ACCESS_NVRAM_CONF;
+		ha->nvram_data_off = FARX_ACCESS_NVRAM_DATA;
+	} else if (IS_QLA81XX(ha)) {
+		ha->mbx_count = MAILBOX_REGISTER_COUNT;
+		req_length = REQUEST_ENTRY_CNT_24XX;
+		rsp_length = RESPONSE_ENTRY_CNT_2300;
+		ha->max_loop_id = SNS_LAST_LOOP_ID_2300;
+		ha->init_cb_size = sizeof(struct mid_init_cb_81xx);
+		ha->gid_list_info_size = 8;
+		ha->optrom_size = OPTROM_SIZE_81XX;
+		ha->isp_ops = &qla81xx_isp_ops;
+		ha->flash_conf_off = FARX_ACCESS_FLASH_CONF_81XX;
+		ha->flash_data_off = FARX_ACCESS_FLASH_DATA_81XX;
+		ha->nvram_conf_off = ~0;
+		ha->nvram_data_off = ~0;
 	}
 
 	mutex_init(&ha->vport_lock);
@@ -2458,23 +2521,6 @@ qla2x00_post_aen_work(struct scsi_qla_host *vha, enum fc_host_event_code code,
 	return qla2x00_post_work(vha, e, 1);
 }
 
-int
-qla2x00_post_hwe_work(struct scsi_qla_host *vha, uint16_t code, uint16_t d1,
-    uint16_t d2, uint16_t d3)
-{
-	struct qla_work_evt *e;
-
-	e = qla2x00_alloc_work(vha, QLA_EVT_HWE_LOG, 1);
-	if (!e)
-		return QLA_FUNCTION_FAILED;
-
-	e->u.hwe.code = code;
-	e->u.hwe.d1 = d1;
-	e->u.hwe.d2 = d2;
-	e->u.hwe.d3 = d3;
-	return qla2x00_post_work(vha, e, 1);
-}
-
 static void
 qla2x00_do_work(struct scsi_qla_host *vha)
 {
@@ -2492,10 +2538,6 @@ qla2x00_do_work(struct scsi_qla_host *vha)
 			fc_host_post_event(vha->host, fc_get_event_number(),
 			    e->u.aen.code, e->u.aen.data);
 			break;
-		case QLA_EVT_HWE_LOG:
-			qla2xxx_hw_event_log(vha, e->u.hwe.code, e->u.hwe.d1,
-			    e->u.hwe.d2, e->u.hwe.d3);
-			break;
 		}
 		if (e->flags & QLA_EVT_FLAG_FREE)
 			kfree(e);
@@ -2914,13 +2956,14 @@ qla2x00_timer(scsi_qla_host_t *vha)
 
 /* Firmware interface routines. */
 
-#define FW_BLOBS	6
+#define FW_BLOBS	7
 #define FW_ISP21XX	0
 #define FW_ISP22XX	1
 #define FW_ISP2300	2
 #define FW_ISP2322	3
 #define FW_ISP24XX	4
 #define FW_ISP25XX	5
+#define FW_ISP81XX	6
 
 #define FW_FILE_ISP21XX	"ql2100_fw.bin"
 #define FW_FILE_ISP22XX	"ql2200_fw.bin"
@@ -2928,6 +2971,7 @@ qla2x00_timer(scsi_qla_host_t *vha)
 #define FW_FILE_ISP2322	"ql2322_fw.bin"
 #define FW_FILE_ISP24XX	"ql2400_fw.bin"
 #define FW_FILE_ISP25XX	"ql2500_fw.bin"
+#define FW_FILE_ISP81XX	"ql8100_fw.bin"
 
 static DEFINE_MUTEX(qla_fw_lock);
 
@@ -2938,6 +2982,7 @@ static struct fw_blob qla_fw_blobs[FW_BLOBS] = {
 	{ .name = FW_FILE_ISP2322, .segs = { 0x800, 0x1c000, 0x1e000, 0 }, },
 	{ .name = FW_FILE_ISP24XX, },
 	{ .name = FW_FILE_ISP25XX, },
+	{ .name = FW_FILE_ISP81XX, },
 };
 
 struct fw_blob *
@@ -2959,6 +3004,8 @@ qla2x00_request_firmware(scsi_qla_host_t *vha)
 		blob = &qla_fw_blobs[FW_ISP24XX];
 	} else if (IS_QLA25XX(ha)) {
 		blob = &qla_fw_blobs[FW_ISP25XX];
+	} else if (IS_QLA81XX(ha)) {
+		blob = &qla_fw_blobs[FW_ISP81XX];
 	}
 
 	mutex_lock(&qla_fw_lock);
@@ -3112,6 +3159,7 @@ static struct pci_device_id qla2xxx_pci_tbl[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5422) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP5432) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP2532) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, PCI_DEVICE_ID_QLOGIC_ISP8001) },
 	{ 0 },
 };
 MODULE_DEVICE_TABLE(pci, qla2xxx_pci_tbl);
@@ -3200,3 +3248,4 @@ MODULE_FIRMWARE(FW_FILE_ISP2300);
 MODULE_FIRMWARE(FW_FILE_ISP2322);
 MODULE_FIRMWARE(FW_FILE_ISP24XX);
 MODULE_FIRMWARE(FW_FILE_ISP25XX);
+MODULE_FIRMWARE(FW_FILE_ISP81XX);
diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c
index c538ee1b1a31..303f8ee11f25 100644
--- a/drivers/scsi/qla2xxx/qla_sup.c
+++ b/drivers/scsi/qla2xxx/qla_sup.c
@@ -425,27 +425,27 @@ qla2x00_set_nvram_protection(struct qla_hw_data *ha, int stat)
 #define OPTROM_BURST_DWORDS	(OPTROM_BURST_SIZE / 4)
 
 static inline uint32_t
-flash_conf_to_access_addr(uint32_t faddr)
+flash_conf_addr(struct qla_hw_data *ha, uint32_t faddr)
 {
-	return FARX_ACCESS_FLASH_CONF | faddr;
+	return ha->flash_conf_off | faddr;
 }
 
 static inline uint32_t
-flash_data_to_access_addr(uint32_t faddr)
+flash_data_addr(struct qla_hw_data *ha, uint32_t faddr)
 {
-	return FARX_ACCESS_FLASH_DATA | faddr;
+	return ha->flash_data_off | faddr;
 }
 
 static inline uint32_t
-nvram_conf_to_access_addr(uint32_t naddr)
+nvram_conf_addr(struct qla_hw_data *ha, uint32_t naddr)
 {
-	return FARX_ACCESS_NVRAM_CONF | naddr;
+	return ha->nvram_conf_off | naddr;
 }
 
 static inline uint32_t
-nvram_data_to_access_addr(uint32_t naddr)
+nvram_data_addr(struct qla_hw_data *ha, uint32_t naddr)
 {
-	return FARX_ACCESS_NVRAM_DATA | naddr;
+	return ha->nvram_data_off | naddr;
 }
 
 static uint32_t
@@ -481,10 +481,12 @@ qla24xx_read_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,
     uint32_t dwords)
 {
 	uint32_t i;
+	struct qla_hw_data *ha = vha->hw;
+
 	/* Dword reads to flash. */
 	for (i = 0; i < dwords; i++, faddr++)
-		dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(vha->hw,
-		    flash_data_to_access_addr(faddr)));
+		dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha,
+		    flash_data_addr(ha, faddr)));
 
 	return dwptr;
 }
@@ -518,7 +520,7 @@ qla24xx_get_flash_manufacturer(struct qla_hw_data *ha, uint8_t *man_id,
 {
 	uint32_t ids;
 
-	ids = qla24xx_read_flash_dword(ha, flash_data_to_access_addr(0xd03ab));
+	ids = qla24xx_read_flash_dword(ha, flash_conf_addr(ha, 0x03ab));
 	*man_id = LSB(ids);
 	*flash_id = MSB(ids);
 
@@ -530,8 +532,7 @@ qla24xx_get_flash_manufacturer(struct qla_hw_data *ha, uint8_t *man_id,
 		 * Example: ATMEL 0x00 01 45 1F
 		 * Extract MFG and Dev ID from last two bytes.
 		 */
-		ids = qla24xx_read_flash_dword(ha,
-		    flash_data_to_access_addr(0xd009f));
+		ids = qla24xx_read_flash_dword(ha, flash_conf_addr(ha, 0x009f));
 		*man_id = LSB(ids);
 		*flash_id = MSB(ids);
 	}
@@ -555,9 +556,13 @@ qla2xxx_find_flt_start(scsi_qla_host_t *vha, uint32_t *start)
 
 	/* Begin with sane defaults. */
 	loc = locations[0];
-	*start = IS_QLA24XX_TYPE(ha) ? FA_FLASH_LAYOUT_ADDR_24:
-	    FA_FLASH_LAYOUT_ADDR;
-
+	*start = 0;
+	if (IS_QLA24XX_TYPE(ha))
+		*start = FA_FLASH_LAYOUT_ADDR_24;
+	else if (IS_QLA25XX(ha))
+		*start = FA_FLASH_LAYOUT_ADDR;
+	else if (IS_QLA81XX(ha))
+		*start = FA_FLASH_LAYOUT_ADDR_81;
 	/* Begin with first PCI expansion ROM header. */
 	buf = (uint8_t *)req->ring;
 	dcode = (uint32_t *)req->ring;
@@ -618,6 +623,22 @@ static void
 qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr)
 {
 	const char *loc, *locations[] = { "DEF", "FLT" };
+	const uint32_t def_fw[] =
+		{ FA_RISC_CODE_ADDR, FA_RISC_CODE_ADDR, FA_RISC_CODE_ADDR_81 };
+	const uint32_t def_boot[] =
+		{ FA_BOOT_CODE_ADDR, FA_BOOT_CODE_ADDR, FA_BOOT_CODE_ADDR_81 };
+	const uint32_t def_vpd_nvram[] =
+		{ FA_VPD_NVRAM_ADDR, FA_VPD_NVRAM_ADDR, FA_VPD_NVRAM_ADDR_81 };
+	const uint32_t def_fdt[] =
+		{ FA_FLASH_DESCR_ADDR_24, FA_FLASH_DESCR_ADDR,
+			FA_FLASH_DESCR_ADDR_81 };
+	const uint32_t def_npiv_conf0[] =
+		{ FA_NPIV_CONF0_ADDR_24, FA_NPIV_CONF0_ADDR,
+			FA_NPIV_CONF0_ADDR_81 };
+	const uint32_t def_npiv_conf1[] =
+		{ FA_NPIV_CONF1_ADDR_24, FA_NPIV_CONF1_ADDR,
+			FA_NPIV_CONF1_ADDR_81 };
+	uint32_t def;
 	uint16_t *wptr;
 	uint16_t cnt, chksum;
 	uint32_t start;
@@ -676,20 +697,12 @@ qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr)
 		case FLT_REG_FDT:
 			ha->flt_region_fdt = start;
 			break;
-		case FLT_REG_HW_EVENT_0:
-			if (!PCI_FUNC(ha->pdev->devfn))
-				ha->flt_region_hw_event = start;
-			break;
-		case FLT_REG_HW_EVENT_1:
-			if (PCI_FUNC(ha->pdev->devfn))
-				ha->flt_region_hw_event = start;
-			break;
 		case FLT_REG_NPIV_CONF_0:
-			if (!PCI_FUNC(ha->pdev->devfn))
+			if (!(PCI_FUNC(ha->pdev->devfn) & 1))
 				ha->flt_region_npiv_conf = start;
 			break;
 		case FLT_REG_NPIV_CONF_1:
-			if (PCI_FUNC(ha->pdev->devfn))
+			if (PCI_FUNC(ha->pdev->devfn) & 1)
 				ha->flt_region_npiv_conf = start;
 			break;
 		}
@@ -699,22 +712,24 @@ qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr)
 no_flash_data:
 	/* Use hardcoded defaults. */
 	loc = locations[0];
-	ha->flt_region_fw = FA_RISC_CODE_ADDR;
-	ha->flt_region_boot = FA_BOOT_CODE_ADDR;
-	ha->flt_region_vpd_nvram = FA_VPD_NVRAM_ADDR;
-	ha->flt_region_fdt = IS_QLA24XX_TYPE(ha) ? FA_FLASH_DESCR_ADDR_24:
-	    FA_FLASH_DESCR_ADDR;
-	ha->flt_region_hw_event = !PCI_FUNC(ha->pdev->devfn) ?
-	    FA_HW_EVENT0_ADDR: FA_HW_EVENT1_ADDR;
-	ha->flt_region_npiv_conf = !PCI_FUNC(ha->pdev->devfn) ?
-	    (IS_QLA24XX_TYPE(ha) ? FA_NPIV_CONF0_ADDR_24: FA_NPIV_CONF0_ADDR):
-	    (IS_QLA24XX_TYPE(ha) ? FA_NPIV_CONF1_ADDR_24: FA_NPIV_CONF1_ADDR);
+	def = 0;
+	if (IS_QLA24XX_TYPE(ha))
+		def = 0;
+	else if (IS_QLA25XX(ha))
+		def = 1;
+	else if (IS_QLA81XX(ha))
+		def = 2;
+	ha->flt_region_fw = def_fw[def];
+	ha->flt_region_boot = def_boot[def];
+	ha->flt_region_vpd_nvram = def_vpd_nvram[def];
+	ha->flt_region_fdt = def_fdt[def];
+	ha->flt_region_npiv_conf = !(PCI_FUNC(ha->pdev->devfn) & 1) ?
+	    def_npiv_conf0[def]: def_npiv_conf1[def];
 done:
 	DEBUG2(qla_printk(KERN_DEBUG, ha, "FLT[%s]: boot=0x%x fw=0x%x "
-	    "vpd_nvram=0x%x fdt=0x%x flt=0x%x hwe=0x%x npiv=0x%x.\n", loc,
+	    "vpd_nvram=0x%x fdt=0x%x flt=0x%x npiv=0x%x.\n", loc,
 	    ha->flt_region_boot, ha->flt_region_fw, ha->flt_region_vpd_nvram,
-	    ha->flt_region_fdt, ha->flt_region_flt, ha->flt_region_hw_event,
-	    ha->flt_region_npiv_conf));
+	    ha->flt_region_fdt, ha->flt_region_flt, ha->flt_region_npiv_conf));
 }
 
 static void
@@ -757,14 +772,14 @@ qla2xxx_get_fdt_info(scsi_qla_host_t *vha)
 	mid = le16_to_cpu(fdt->man_id);
 	fid = le16_to_cpu(fdt->id);
 	ha->fdt_wrt_disable = fdt->wrt_disable_bits;
-	ha->fdt_erase_cmd = flash_conf_to_access_addr(0x0300 | fdt->erase_cmd);
+	ha->fdt_erase_cmd = flash_conf_addr(ha, 0x0300 | fdt->erase_cmd);
 	ha->fdt_block_size = le32_to_cpu(fdt->block_size);
 	if (fdt->unprotect_sec_cmd) {
-		ha->fdt_unprotect_sec_cmd = flash_conf_to_access_addr(0x0300 |
+		ha->fdt_unprotect_sec_cmd = flash_conf_addr(ha, 0x0300 |
 		    fdt->unprotect_sec_cmd);
 		ha->fdt_protect_sec_cmd = fdt->protect_sec_cmd ?
-		    flash_conf_to_access_addr(0x0300 | fdt->protect_sec_cmd):
-		    flash_conf_to_access_addr(0x0336);
+		    flash_conf_addr(ha, 0x0300 | fdt->protect_sec_cmd):
+		    flash_conf_addr(ha, 0x0336);
 	}
 	goto done;
 no_flash_data:
@@ -773,7 +788,7 @@ no_flash_data:
 	mid = man_id;
 	fid = flash_id;
 	ha->fdt_wrt_disable = 0x9c;
-	ha->fdt_erase_cmd = flash_conf_to_access_addr(0x03d8);
+	ha->fdt_erase_cmd = flash_conf_addr(ha, 0x03d8);
 	switch (man_id) {
 	case 0xbf: /* STT flash. */
 		if (flash_id == 0x8e)
@@ -782,16 +797,16 @@ no_flash_data:
 			ha->fdt_block_size = FLASH_BLK_SIZE_32K;
 
 		if (flash_id == 0x80)
-			ha->fdt_erase_cmd = flash_conf_to_access_addr(0x0352);
+			ha->fdt_erase_cmd = flash_conf_addr(ha, 0x0352);
 		break;
 	case 0x13: /* ST M25P80. */
 		ha->fdt_block_size = FLASH_BLK_SIZE_64K;
 		break;
 	case 0x1f: /* Atmel 26DF081A. */
 		ha->fdt_block_size = FLASH_BLK_SIZE_4K;
-		ha->fdt_erase_cmd = flash_conf_to_access_addr(0x0320);
-		ha->fdt_unprotect_sec_cmd = flash_conf_to_access_addr(0x0339);
-		ha->fdt_protect_sec_cmd = flash_conf_to_access_addr(0x0336);
+		ha->fdt_erase_cmd = flash_conf_addr(ha, 0x0320);
+		ha->fdt_unprotect_sec_cmd = flash_conf_addr(ha, 0x0339);
+		ha->fdt_protect_sec_cmd = flash_conf_addr(ha, 0x0336);
 		break;
 	default:
 		/* Default to 64 kb sector size. */
@@ -813,7 +828,7 @@ qla2xxx_get_flash_info(scsi_qla_host_t *vha)
 	uint32_t flt_addr;
 	struct qla_hw_data *ha = vha->hw;
 
-	if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha))
+	if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) && !IS_QLA81XX(ha))
 		return QLA_SUCCESS;
 
 	ret = qla2xxx_find_flt_start(vha, &flt_addr);
@@ -838,7 +853,7 @@ qla2xxx_flash_npiv_conf(scsi_qla_host_t *vha)
 	struct qla_npiv_entry *entry;
 	struct qla_hw_data *ha = vha->hw;
 
-	if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha))
+	if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) && !IS_QLA81XX(ha))
 		return;
 
 	ha->isp_ops->read_optrom(vha, (uint8_t *)&hdr,
@@ -930,9 +945,9 @@ qla24xx_unprotect_flash(struct qla_hw_data *ha)
 		return;
 
 	/* Disable flash write-protection. */
-	qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0);
+	qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), 0);
 	/* Some flash parts need an additional zero-write to clear bits.*/
-	qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101), 0);
+	qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), 0);
 }
 
 static void
@@ -945,11 +960,10 @@ qla24xx_protect_flash(struct qla_hw_data *ha)
 		goto skip_wrt_protect;
 
 	/* Enable flash write-protection and wait for completion. */
-	qla24xx_write_flash_dword(ha, flash_conf_to_access_addr(0x101),
+	qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101),
 	    ha->fdt_wrt_disable);
 	for (cnt = 300; cnt &&
-	    qla24xx_read_flash_dword(ha,
-		    flash_conf_to_access_addr(0x005)) & BIT_0;
+	    qla24xx_read_flash_dword(ha, flash_conf_addr(ha, 0x005)) & BIT_0;
 	    cnt--) {
 		udelay(10);
 	}
@@ -977,7 +991,7 @@ qla24xx_write_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,
 	ret = QLA_SUCCESS;
 
 	/* Prepare burst-capable write on supported ISPs. */
-	if (IS_QLA25XX(ha) && !(faddr & 0xfff) &&
+	if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && !(faddr & 0xfff) &&
 	    dwords > OPTROM_BURST_DWORDS) {
 		optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE,
 		    &optrom_dma, GFP_KERNEL);
@@ -989,7 +1003,7 @@ qla24xx_write_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,
 	}
 
 	rest_addr = (ha->fdt_block_size >> 2) - 1;
-	sec_mask = 0x80000 - (ha->fdt_block_size >> 2);
+	sec_mask = (ha->optrom_size >> 2) - (ha->fdt_block_size >> 2);
 
 	qla24xx_unprotect_flash(ha);
 
@@ -1024,13 +1038,13 @@ qla24xx_write_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,
 				*s = cpu_to_le32(*d);
 
 			ret = qla2x00_load_ram(vha, optrom_dma,
-			    flash_data_to_access_addr(faddr),
+			    flash_data_addr(ha, faddr),
 			    OPTROM_BURST_DWORDS);
 			if (ret != QLA_SUCCESS) {
 				qla_printk(KERN_WARNING, ha,
 				    "Unable to burst-write optrom segment "
 				    "(%x/%x/%llx).\n", ret,
-				    flash_data_to_access_addr(faddr),
+				    flash_data_addr(ha, faddr),
 				    (unsigned long long)optrom_dma);
 				qla_printk(KERN_WARNING, ha,
 				    "Reverting to slow-write.\n");
@@ -1047,7 +1061,7 @@ qla24xx_write_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,
 		}
 
 		ret = qla24xx_write_flash_dword(ha,
-		    flash_data_to_access_addr(faddr), cpu_to_le32(*dwptr));
+		    flash_data_addr(ha, faddr), cpu_to_le32(*dwptr));
 		if (ret != QLA_SUCCESS) {
 			DEBUG9(printk("%s(%ld) Unable to program flash "
 			    "address=%x data=%x.\n", __func__,
@@ -1098,12 +1112,13 @@ qla24xx_read_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr,
 {
 	uint32_t i;
 	uint32_t *dwptr;
+	struct qla_hw_data *ha = vha->hw;
 
 	/* Dword reads to flash. */
 	dwptr = (uint32_t *)buf;
 	for (i = 0; i < bytes >> 2; i++, naddr++)
-		dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(vha->hw,
-		    nvram_data_to_access_addr(naddr)));
+		dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha,
+		    nvram_data_addr(ha, naddr)));
 
 	return buf;
 }
@@ -1160,17 +1175,14 @@ qla24xx_write_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr,
 	RD_REG_DWORD(&reg->ctrl_status);	/* PCI Posting. */
 
 	/* Disable NVRAM write-protection. */
-	qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101),
-	    0);
-	qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101),
-	    0);
+	qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0);
+	qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0);
 
 	/* Dword writes to flash. */
 	dwptr = (uint32_t *)buf;
 	for (i = 0; i < bytes >> 2; i++, naddr++, dwptr++) {
 		ret = qla24xx_write_flash_dword(ha,
-		    nvram_data_to_access_addr(naddr),
-		    cpu_to_le32(*dwptr));
+		    nvram_data_addr(ha, naddr), cpu_to_le32(*dwptr));
 		if (ret != QLA_SUCCESS) {
 			DEBUG9(qla_printk("Unable to program nvram address=%x "
 			    "data=%x.\n", naddr, *dwptr));
@@ -1179,8 +1191,7 @@ qla24xx_write_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr,
 	}
 
 	/* Enable NVRAM write-protection. */
-	qla24xx_write_flash_dword(ha, nvram_conf_to_access_addr(0x101),
-	    0x8c);
+	qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0x8c);
 
 	/* Disable flash write. */
 	WRT_REG_DWORD(&reg->ctrl_status,
@@ -1202,8 +1213,7 @@ qla25xx_read_nvram_data(scsi_qla_host_t *vha, uint8_t *buf, uint32_t naddr,
 	dwptr = (uint32_t *)buf;
 	for (i = 0; i < bytes >> 2; i++, naddr++)
 		dwptr[i] = cpu_to_le32(qla24xx_read_flash_dword(ha,
-		    flash_data_to_access_addr(ha->flt_region_vpd_nvram |
-		    naddr)));
+		    flash_data_addr(ha, ha->flt_region_vpd_nvram | naddr)));
 
 	return buf;
 }
@@ -2246,12 +2256,12 @@ qla25xx_read_optrom_data(struct scsi_qla_host *vha, uint8_t *buf,
 			burst = left;
 
 		rval = qla2x00_dump_ram(vha, optrom_dma,
-		    flash_data_to_access_addr(faddr), burst);
+		    flash_data_addr(ha, faddr), burst);
 		if (rval) {
 			qla_printk(KERN_WARNING, ha,
 			    "Unable to burst-read optrom segment "
 			    "(%x/%x/%llx).\n", rval,
-			    flash_data_to_access_addr(faddr),
+			    flash_data_addr(ha, faddr),
 			    (unsigned long long)optrom_dma);
 			qla_printk(KERN_WARNING, ha,
 			    "Reverting to slow-read.\n");
@@ -2648,108 +2658,3 @@ qla2xxx_get_vpd_field(scsi_qla_host_t *vha, char *key, char *str, size_t size)
 
 	return 0;
 }
-
-static int
-qla2xxx_hw_event_store(scsi_qla_host_t *vha, uint32_t *fdata)
-{
-	uint32_t d[2], faddr;
-	struct qla_hw_data *ha = vha->hw;
-
-	/* Locate first empty entry. */
-	for (;;) {
-		if (ha->hw_event_ptr >=
-		    ha->flt_region_hw_event + FA_HW_EVENT_SIZE) {
-			DEBUG2(qla_printk(KERN_WARNING, ha,
-			    "HW event -- Log Full!\n"));
-			return QLA_MEMORY_ALLOC_FAILED;
-		}
-
-		qla24xx_read_flash_data(vha, d, ha->hw_event_ptr, 2);
-		faddr = flash_data_to_access_addr(ha->hw_event_ptr);
-		ha->hw_event_ptr += FA_HW_EVENT_ENTRY_SIZE;
-		if (d[0] == __constant_cpu_to_le32(0xffffffff) &&
-		    d[1] == __constant_cpu_to_le32(0xffffffff)) {
-			qla24xx_unprotect_flash(ha);
-
-			qla24xx_write_flash_dword(ha, faddr++,
-			    cpu_to_le32(jiffies));
-			qla24xx_write_flash_dword(ha, faddr++, 0);
-			qla24xx_write_flash_dword(ha, faddr++, *fdata++);
-			qla24xx_write_flash_dword(ha, faddr++, *fdata);
-
-			qla24xx_protect_flash(ha);
-			break;
-		}
-	}
-	return QLA_SUCCESS;
-}
-
-int
-qla2xxx_hw_event_log(scsi_qla_host_t *vha, uint16_t code, uint16_t d1,
-    uint16_t d2, uint16_t d3)
-{
-#define QMARK(a, b, c, d) \
-    cpu_to_le32(LSB(a) << 24 | LSB(b) << 16 | LSB(c) << 8 | LSB(d))
-	struct qla_hw_data *ha = vha->hw;
-	int rval;
-	uint32_t marker[2], fdata[4];
-
-	if (ha->flt_region_hw_event == 0)
-		return QLA_FUNCTION_FAILED;
-
-	DEBUG2(qla_printk(KERN_WARNING, ha,
-	    "HW event -- code=%x, d1=%x, d2=%x, d3=%x.\n", code, d1, d2, d3));
-
-	/* If marker not already found, locate or write.  */
-	if (!ha->flags.hw_event_marker_found) {
-		/* Create marker. */
-		marker[0] = QMARK('L', ha->fw_major_version,
-		    ha->fw_minor_version, ha->fw_subminor_version);
-		marker[1] = QMARK(QLA_DRIVER_MAJOR_VER, QLA_DRIVER_MINOR_VER,
-		    QLA_DRIVER_PATCH_VER, QLA_DRIVER_BETA_VER);
-
-		/* Locate marker. */
-		ha->hw_event_ptr = ha->flt_region_hw_event;
-		for (;;) {
-			qla24xx_read_flash_data(vha, fdata, ha->hw_event_ptr,
-			    4);
-			if (fdata[0] == __constant_cpu_to_le32(0xffffffff) &&
-			    fdata[1] == __constant_cpu_to_le32(0xffffffff))
-				break;
-			ha->hw_event_ptr += FA_HW_EVENT_ENTRY_SIZE;
-			if (ha->hw_event_ptr >=
-			    ha->flt_region_hw_event + FA_HW_EVENT_SIZE) {
-				DEBUG2(qla_printk(KERN_WARNING, ha,
-				    "HW event -- Log Full!\n"));
-				return QLA_MEMORY_ALLOC_FAILED;
-			}
-			if (fdata[2] == marker[0] && fdata[3] == marker[1]) {
-				ha->flags.hw_event_marker_found = 1;
-				break;
-			}
-		}
-		/* No marker, write it. */
-		if (!ha->flags.hw_event_marker_found) {
-			rval = qla2xxx_hw_event_store(vha, marker);
-			if (rval != QLA_SUCCESS) {
-				DEBUG2(qla_printk(KERN_WARNING, ha,
-				    "HW event -- Failed marker write=%x.!\n",
-				    rval));
-				return rval;
-			}
-			ha->flags.hw_event_marker_found = 1;
-		}
-	}
-
-	/* Store error.  */
-	fdata[0] = cpu_to_le32(code << 16 | d1);
-	fdata[1] = cpu_to_le32(d2 << 16 | d3);
-	rval = qla2xxx_hw_event_store(vha, fdata);
-	if (rval != QLA_SUCCESS) {
-		DEBUG2(qla_printk(KERN_WARNING, ha,
-		    "HW event -- Failed error write=%x.!\n",
-		    rval));
-	}
-
-	return rval;
-}
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index be22f3a09f8d..808bab6ef06b 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,9 +7,9 @@
 /*
  * Driver version
  */
-#define QLA2XXX_VERSION      "8.02.03-k1"
+#define QLA2XXX_VERSION      "8.03.00-k1"
 
 #define QLA_DRIVER_MAJOR_VER	8
-#define QLA_DRIVER_MINOR_VER	2
-#define QLA_DRIVER_PATCH_VER	3
+#define QLA_DRIVER_MINOR_VER	3
+#define QLA_DRIVER_PATCH_VER	0
 #define QLA_DRIVER_BETA_VER	0
diff --git a/drivers/scsi/raid_class.c b/drivers/scsi/raid_class.c
index 913a931176ef..8e5c169b03fb 100644
--- a/drivers/scsi/raid_class.c
+++ b/drivers/scsi/raid_class.c
@@ -237,8 +237,7 @@ int raid_component_add(struct raid_template *r,struct device *raid_dev,
 	rc->dev.parent = get_device(component_dev);
 	rc->num = rd->component_count++;
 
-	snprintf(rc->dev.bus_id, sizeof(rc->dev.bus_id),
-		 "component-%d", rc->num);
+	dev_set_name(&rc->dev, "component-%d", rc->num);
 	list_add_tail(&rc->node, &rd->component_list);
 	rc->dev.class = &raid_class.class;
 	err = device_add(&rc->dev);
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index f8b79d401d58..42e72a2c1f98 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -651,10 +651,6 @@ int scsi_dispatch_cmd(struct scsi_cmnd *cmd)
 	unsigned long timeout;
 	int rtn = 0;
 
-	/*
-	 * We will use a queued command if possible, otherwise we will
-	 * emulate the queuing and calling of completion function ourselves.
-	 */
 	atomic_inc(&cmd->device->iorequest_cnt);
 
 	/* check if the device is still usable */
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 27c633f55794..6eebd0bbe8a8 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -2508,7 +2508,7 @@ static void pseudo_0_release(struct device *dev)
 }
 
 static struct device pseudo_primary = {
-	.bus_id		= "pseudo_0",
+	.init_name	= "pseudo_0",
 	.release	= pseudo_0_release,
 };
 
@@ -2680,7 +2680,7 @@ static int sdebug_add_adapter(void)
         sdbg_host->dev.bus = &pseudo_lld_bus;
         sdbg_host->dev.parent = &pseudo_primary;
         sdbg_host->dev.release = &sdebug_release_adapter;
-        sprintf(sdbg_host->dev.bus_id, "adapter%d", scsi_debug_add_host);
+        dev_set_name(&sdbg_host->dev, "adapter%d", scsi_debug_add_host);
 
         error = device_register(&sdbg_host->dev);
 
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index d86ebea9350a..ad6a1370761e 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -124,34 +124,22 @@ int scsi_eh_scmd_add(struct scsi_cmnd *scmd, int eh_flag)
 enum blk_eh_timer_return scsi_times_out(struct request *req)
 {
 	struct scsi_cmnd *scmd = req->special;
-	enum blk_eh_timer_return (*eh_timed_out)(struct scsi_cmnd *);
 	enum blk_eh_timer_return rtn = BLK_EH_NOT_HANDLED;
 
 	scsi_log_completion(scmd, TIMEOUT_ERROR);
 
 	if (scmd->device->host->transportt->eh_timed_out)
-		eh_timed_out = scmd->device->host->transportt->eh_timed_out;
+		rtn = scmd->device->host->transportt->eh_timed_out(scmd);
 	else if (scmd->device->host->hostt->eh_timed_out)
-		eh_timed_out = scmd->device->host->hostt->eh_timed_out;
-	else
-		eh_timed_out = NULL;
+		rtn = scmd->device->host->hostt->eh_timed_out(scmd);
 
-	if (eh_timed_out) {
-		rtn = eh_timed_out(scmd);
-		switch (rtn) {
-		case BLK_EH_NOT_HANDLED:
-			break;
-		default:
-			return rtn;
-		}
-	}
-
-	if (unlikely(!scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD))) {
+	if (unlikely(rtn == BLK_EH_NOT_HANDLED &&
+		     !scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD))) {
 		scmd->result |= DID_TIME_OUT << 16;
-		return BLK_EH_HANDLED;
+		rtn = BLK_EH_HANDLED;
 	}
 
-	return BLK_EH_NOT_HANDLED;
+	return rtn;
 }
 
 /**
diff --git a/drivers/scsi/scsi_ioctl.c b/drivers/scsi/scsi_ioctl.c
index 2ae4f8fc5831..b98f763931c5 100644
--- a/drivers/scsi/scsi_ioctl.c
+++ b/drivers/scsi/scsi_ioctl.c
@@ -167,10 +167,17 @@ EXPORT_SYMBOL(scsi_set_medium_removal);
 static int scsi_ioctl_get_pci(struct scsi_device *sdev, void __user *arg)
 {
 	struct device *dev = scsi_get_device(sdev->host);
+	const char *name;
 
         if (!dev)
 		return -ENXIO;
-        return copy_to_user(arg, dev->bus_id, sizeof(dev->bus_id))? -EFAULT: 0;
+
+	name = dev_name(dev);
+
+	/* compatibility with old ioctl which only returned
+	 * 20 characters */
+        return copy_to_user(arg, name, min(strlen(name), (size_t)20))
+		? -EFAULT: 0;
 }
 
 
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index f2f51e0333eb..940dc32ff0dc 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -91,26 +91,19 @@ static void scsi_unprep_request(struct request *req)
 	scsi_put_command(cmd);
 }
 
-/*
- * Function:    scsi_queue_insert()
+/**
+ * __scsi_queue_insert - private queue insertion
+ * @cmd: The SCSI command being requeued
+ * @reason:  The reason for the requeue
+ * @unbusy: Whether the queue should be unbusied
  *
- * Purpose:     Insert a command in the midlevel queue.
- *
- * Arguments:   cmd    - command that we are adding to queue.
- *              reason - why we are inserting command to queue.
- *
- * Lock status: Assumed that lock is not held upon entry.
- *
- * Returns:     Nothing.
- *
- * Notes:       We do this for one of two cases.  Either the host is busy
- *              and it cannot accept any more commands for the time being,
- *              or the device returned QUEUE_FULL and can accept no more
- *              commands.
- * Notes:       This could be called either from an interrupt context or a
- *              normal process context.
+ * This is a private queue insertion.  The public interface
+ * scsi_queue_insert() always assumes the queue should be unbusied
+ * because it's always called before the completion.  This function is
+ * for a requeue after completion, which should only occur in this
+ * file.
  */
-int scsi_queue_insert(struct scsi_cmnd *cmd, int reason)
+static int __scsi_queue_insert(struct scsi_cmnd *cmd, int reason, int unbusy)
 {
 	struct Scsi_Host *host = cmd->device->host;
 	struct scsi_device *device = cmd->device;
@@ -150,7 +143,8 @@ int scsi_queue_insert(struct scsi_cmnd *cmd, int reason)
 	 * Decrement the counters, since these commands are no longer
 	 * active on the host/device.
 	 */
-	scsi_device_unbusy(device);
+	if (unbusy)
+		scsi_device_unbusy(device);
 
 	/*
 	 * Requeue this command.  It will go before all other commands
@@ -172,6 +166,29 @@ int scsi_queue_insert(struct scsi_cmnd *cmd, int reason)
 	return 0;
 }
 
+/*
+ * Function:    scsi_queue_insert()
+ *
+ * Purpose:     Insert a command in the midlevel queue.
+ *
+ * Arguments:   cmd    - command that we are adding to queue.
+ *              reason - why we are inserting command to queue.
+ *
+ * Lock status: Assumed that lock is not held upon entry.
+ *
+ * Returns:     Nothing.
+ *
+ * Notes:       We do this for one of two cases.  Either the host is busy
+ *              and it cannot accept any more commands for the time being,
+ *              or the device returned QUEUE_FULL and can accept no more
+ *              commands.
+ * Notes:       This could be called either from an interrupt context or a
+ *              normal process context.
+ */
+int scsi_queue_insert(struct scsi_cmnd *cmd, int reason)
+{
+	return __scsi_queue_insert(cmd, reason, 1);
+}
 /**
  * scsi_execute - insert request and wait for the result
  * @sdev:	scsi device
@@ -684,6 +701,8 @@ void scsi_run_host_queues(struct Scsi_Host *shost)
 		scsi_run_queue(sdev->request_queue);
 }
 
+static void __scsi_release_buffers(struct scsi_cmnd *, int);
+
 /*
  * Function:    scsi_end_request()
  *
@@ -732,6 +751,7 @@ static struct scsi_cmnd *scsi_end_request(struct scsi_cmnd *cmd, int error,
 				 * leftovers in the front of the
 				 * queue, and goose the queue again.
 				 */
+				scsi_release_buffers(cmd);
 				scsi_requeue_command(q, cmd);
 				cmd = NULL;
 			}
@@ -743,6 +763,7 @@ static struct scsi_cmnd *scsi_end_request(struct scsi_cmnd *cmd, int error,
 	 * This will goose the queue request function at the end, so we don't
 	 * need to worry about launching another command.
 	 */
+	__scsi_release_buffers(cmd, 0);
 	scsi_next_command(cmd);
 	return NULL;
 }
@@ -798,6 +819,26 @@ static void scsi_free_sgtable(struct scsi_data_buffer *sdb)
 	__sg_free_table(&sdb->table, SCSI_MAX_SG_SEGMENTS, scsi_sg_free);
 }
 
+static void __scsi_release_buffers(struct scsi_cmnd *cmd, int do_bidi_check)
+{
+
+	if (cmd->sdb.table.nents)
+		scsi_free_sgtable(&cmd->sdb);
+
+	memset(&cmd->sdb, 0, sizeof(cmd->sdb));
+
+	if (do_bidi_check && scsi_bidi_cmnd(cmd)) {
+		struct scsi_data_buffer *bidi_sdb =
+			cmd->request->next_rq->special;
+		scsi_free_sgtable(bidi_sdb);
+		kmem_cache_free(scsi_sdb_cache, bidi_sdb);
+		cmd->request->next_rq->special = NULL;
+	}
+
+	if (scsi_prot_sg_count(cmd))
+		scsi_free_sgtable(cmd->prot_sdb);
+}
+
 /*
  * Function:    scsi_release_buffers()
  *
@@ -817,21 +858,7 @@ static void scsi_free_sgtable(struct scsi_data_buffer *sdb)
  */
 void scsi_release_buffers(struct scsi_cmnd *cmd)
 {
-	if (cmd->sdb.table.nents)
-		scsi_free_sgtable(&cmd->sdb);
-
-	memset(&cmd->sdb, 0, sizeof(cmd->sdb));
-
-	if (scsi_bidi_cmnd(cmd)) {
-		struct scsi_data_buffer *bidi_sdb =
-			cmd->request->next_rq->special;
-		scsi_free_sgtable(bidi_sdb);
-		kmem_cache_free(scsi_sdb_cache, bidi_sdb);
-		cmd->request->next_rq->special = NULL;
-	}
-
-	if (scsi_prot_sg_count(cmd))
-		scsi_free_sgtable(cmd->prot_sdb);
+	__scsi_release_buffers(cmd, 1);
 }
 EXPORT_SYMBOL(scsi_release_buffers);
 
@@ -945,7 +972,6 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
 	}
 
 	BUG_ON(blk_bidi_rq(req)); /* bidi not support for !blk_pc_request yet */
-	scsi_release_buffers(cmd);
 
 	/*
 	 * Next deal with any sectors which we were able to correctly
@@ -963,6 +989,8 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
 		return;
 	this_count = blk_rq_bytes(req);
 
+	error = -EIO;
+
 	if (host_byte(result) == DID_RESET) {
 		/* Third party bus reset or reset for error recovery
 		 * reasons.  Just retry the command and see what
@@ -1004,13 +1032,18 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
 				/* This will issue a new 6-byte command. */
 				cmd->device->use_10_for_rw = 0;
 				action = ACTION_REPREP;
+			} else if (sshdr.asc == 0x10) /* DIX */ {
+				description = "Host Data Integrity Failure";
+				action = ACTION_FAIL;
+				error = -EILSEQ;
 			} else
 				action = ACTION_FAIL;
 			break;
 		case ABORTED_COMMAND:
 			if (sshdr.asc == 0x10) { /* DIF */
+				description = "Target Data Integrity Failure";
 				action = ACTION_FAIL;
-				description = "Data Integrity Failure";
+				error = -EILSEQ;
 			} else
 				action = ACTION_RETRY;
 			break;
@@ -1029,6 +1062,10 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
 				case 0x09: /* self test in progress */
 					action = ACTION_DELAYED_RETRY;
 					break;
+				default:
+					description = "Device not ready";
+					action = ACTION_FAIL;
+					break;
 				}
 			} else {
 				description = "Device not ready";
@@ -1052,9 +1089,10 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
 	switch (action) {
 	case ACTION_FAIL:
 		/* Give up and fail the remainder of the request */
+		scsi_release_buffers(cmd);
 		if (!(req->cmd_flags & REQ_QUIET)) {
 			if (description)
-				scmd_printk(KERN_INFO, cmd, "%s",
+				scmd_printk(KERN_INFO, cmd, "%s\n",
 					    description);
 			scsi_print_result(cmd);
 			if (driver_byte(result) & DRIVER_SENSE)
@@ -1067,15 +1105,16 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
 		/* Unprep the request and put it back at the head of the queue.
 		 * A new command will be prepared and issued.
 		 */
+		scsi_release_buffers(cmd);
 		scsi_requeue_command(q, cmd);
 		break;
 	case ACTION_RETRY:
 		/* Retry the same command immediately */
-		scsi_queue_insert(cmd, SCSI_MLQUEUE_EH_RETRY);
+		__scsi_queue_insert(cmd, SCSI_MLQUEUE_EH_RETRY, 0);
 		break;
 	case ACTION_DELAYED_RETRY:
 		/* Retry the same command after a delay */
-		scsi_queue_insert(cmd, SCSI_MLQUEUE_DEVICE_BUSY);
+		__scsi_queue_insert(cmd, SCSI_MLQUEUE_DEVICE_BUSY, 0);
 		break;
 	}
 }
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 17914a346f71..66505bb79410 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -414,8 +414,7 @@ static struct scsi_target *scsi_alloc_target(struct device *parent,
 	device_initialize(dev);
 	starget->reap_ref = 1;
 	dev->parent = get_device(parent);
-	sprintf(dev->bus_id, "target%d:%d:%d",
-		shost->host_no, channel, id);
+	dev_set_name(dev, "target%d:%d:%d", shost->host_no, channel, id);
 #ifndef CONFIG_SYSFS_DEPRECATED
 	dev->bus = &scsi_bus_type;
 #endif
@@ -1024,7 +1023,7 @@ static int scsi_probe_and_add_lun(struct scsi_target *starget,
 		if (rescan || !scsi_device_created(sdev)) {
 			SCSI_LOG_SCAN_BUS(3, printk(KERN_INFO
 				"scsi scan: device exists on %s\n",
-				sdev->sdev_gendev.bus_id));
+				dev_name(&sdev->sdev_gendev)));
 			if (sdevp)
 				*sdevp = sdev;
 			else
@@ -1163,7 +1162,7 @@ static void scsi_sequential_lun_scan(struct scsi_target *starget,
 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
 
 	SCSI_LOG_SCAN_BUS(3, printk(KERN_INFO "scsi scan: Sequential scan of"
-				    "%s\n", starget->dev.bus_id));
+				    "%s\n", dev_name(&starget->dev)));
 
 	max_dev_lun = min(max_scsi_luns, shost->max_lun);
 	/*
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index 93c28f30bbd7..da63802cbf9d 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -1079,16 +1079,14 @@ void scsi_sysfs_device_initialize(struct scsi_device *sdev)
 	device_initialize(&sdev->sdev_gendev);
 	sdev->sdev_gendev.bus = &scsi_bus_type;
 	sdev->sdev_gendev.type = &scsi_dev_type;
-	sprintf(sdev->sdev_gendev.bus_id,"%d:%d:%d:%d",
-		sdev->host->host_no, sdev->channel, sdev->id,
-		sdev->lun);
-	
+	dev_set_name(&sdev->sdev_gendev, "%d:%d:%d:%d",
+		     sdev->host->host_no, sdev->channel, sdev->id, sdev->lun);
+
 	device_initialize(&sdev->sdev_dev);
 	sdev->sdev_dev.parent = &sdev->sdev_gendev;
 	sdev->sdev_dev.class = &sdev_class;
-	snprintf(sdev->sdev_dev.bus_id, BUS_ID_SIZE,
-		 "%d:%d:%d:%d", sdev->host->host_no,
-		 sdev->channel, sdev->id, sdev->lun);
+	dev_set_name(&sdev->sdev_dev, "%d:%d:%d:%d",
+		     sdev->host->host_no, sdev->channel, sdev->id, sdev->lun);
 	sdev->scsi_level = starget->scsi_level;
 	transport_setup_device(&sdev->sdev_gendev);
 	spin_lock_irqsave(shost->host_lock, flags);
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index 062304de4854..5f77417ed585 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -2407,8 +2407,12 @@ fc_rport_final_delete(struct work_struct *work)
 	/*
 	 * Notify the driver that the rport is now dead. The LLDD will
 	 * also guarantee that any communication to the rport is terminated
+	 *
+	 * Avoid this call if we already called it when we preserved the
+	 * rport for the binding.
 	 */
-	if (i->f->dev_loss_tmo_callbk)
+	if (!(rport->flags & FC_RPORT_DEVLOSS_CALLBK_DONE) &&
+	    (i->f->dev_loss_tmo_callbk))
 		i->f->dev_loss_tmo_callbk(rport);
 
 	transport_remove_device(dev);
@@ -2486,8 +2490,8 @@ fc_rport_create(struct Scsi_Host *shost, int channel,
 	device_initialize(dev);			/* takes self reference */
 	dev->parent = get_device(&shost->shost_gendev); /* parent reference */
 	dev->release = fc_rport_dev_release;
-	sprintf(dev->bus_id, "rport-%d:%d-%d",
-		shost->host_no, channel, rport->number);
+	dev_set_name(dev, "rport-%d:%d-%d",
+		     shost->host_no, channel, rport->number);
 	transport_setup_device(dev);
 
 	error = device_add(dev);
@@ -2647,7 +2651,8 @@ fc_remote_port_add(struct Scsi_Host *shost, int channel,
 				spin_lock_irqsave(shost->host_lock, flags);
 
 				rport->flags &= ~(FC_RPORT_FAST_FAIL_TIMEDOUT |
-						  FC_RPORT_DEVLOSS_PENDING);
+						  FC_RPORT_DEVLOSS_PENDING |
+						  FC_RPORT_DEVLOSS_CALLBK_DONE);
 
 				/* if target, initiate a scan */
 				if (rport->scsi_target_id != -1) {
@@ -2944,6 +2949,7 @@ fc_timeout_deleted_rport(struct work_struct *work)
 	struct fc_rport *rport =
 		container_of(work, struct fc_rport, dev_loss_work.work);
 	struct Scsi_Host *shost = rport_to_shost(rport);
+	struct fc_internal *i = to_fc_internal(shost->transportt);
 	struct fc_host_attrs *fc_host = shost_to_fc_host(shost);
 	unsigned long flags;
 
@@ -3011,6 +3017,7 @@ fc_timeout_deleted_rport(struct work_struct *work)
 	rport->roles = FC_PORT_ROLE_UNKNOWN;
 	rport->port_state = FC_PORTSTATE_NOTPRESENT;
 	rport->flags &= ~FC_RPORT_FAST_FAIL_TIMEDOUT;
+	rport->flags |= FC_RPORT_DEVLOSS_CALLBK_DONE;
 
 	/*
 	 * Pre-emptively kill I/O rather than waiting for the work queue
@@ -3046,8 +3053,18 @@ fc_timeout_deleted_rport(struct work_struct *work)
 	 * all attached scsi devices.
 	 */
 	fc_queue_work(shost, &rport->stgt_delete_work);
+
+	/*
+	 * Notify the driver that the rport is now dead. The LLDD will
+	 * also guarantee that any communication to the rport is terminated
+	 *
+	 * Note: we set the CALLBK_DONE flag above to correspond
+	 */
+	if (i->f->dev_loss_tmo_callbk)
+		i->f->dev_loss_tmo_callbk(rport);
 }
 
+
 /**
  * fc_timeout_fail_rport_io - Timeout handler for a fast io failing on a disconnected SCSI target.
  * @work:	rport to terminate io on.
@@ -3164,8 +3181,8 @@ fc_vport_setup(struct Scsi_Host *shost, int channel, struct device *pdev,
 	device_initialize(dev);			/* takes self reference */
 	dev->parent = get_device(pdev);		/* takes parent reference */
 	dev->release = fc_vport_dev_release;
-	sprintf(dev->bus_id, "vport-%d:%d-%d",
-		shost->host_no, channel, vport->number);
+	dev_set_name(dev, "vport-%d:%d-%d",
+		     shost->host_no, channel, vport->number);
 	transport_setup_device(dev);
 
 	error = device_add(dev);
@@ -3188,19 +3205,19 @@ fc_vport_setup(struct Scsi_Host *shost, int channel, struct device *pdev,
 	 */
 	if (pdev != &shost->shost_gendev) {
 		error = sysfs_create_link(&shost->shost_gendev.kobj,
-				 &dev->kobj, dev->bus_id);
+				 &dev->kobj, dev_name(dev));
 		if (error)
 			printk(KERN_ERR
 				"%s: Cannot create vport symlinks for "
 				"%s, err=%d\n",
-				__func__, dev->bus_id, error);
+				__func__, dev_name(dev), error);
 	}
 	spin_lock_irqsave(shost->host_lock, flags);
 	vport->flags &= ~FC_VPORT_CREATING;
 	spin_unlock_irqrestore(shost->host_lock, flags);
 
 	dev_printk(KERN_NOTICE, pdev,
-			"%s created via shost%d channel %d\n", dev->bus_id,
+			"%s created via shost%d channel %d\n", dev_name(dev),
 			shost->host_no, channel);
 
 	*ret_vport = vport;
@@ -3297,7 +3314,7 @@ fc_vport_terminate(struct fc_vport *vport)
 		return stat;
 
 	if (dev->parent != &shost->shost_gendev)
-		sysfs_remove_link(&shost->shost_gendev.kobj, dev->bus_id);
+		sysfs_remove_link(&shost->shost_gendev.kobj, dev_name(dev));
 	transport_remove_device(dev);
 	device_del(dev);
 	transport_destroy_device(dev);
@@ -3329,7 +3346,7 @@ fc_vport_sched_delete(struct work_struct *work)
 		dev_printk(KERN_ERR, vport->dev.parent,
 			"%s: %s could not be deleted created via "
 			"shost%d channel %d - error %d\n", __func__,
-			vport->dev.bus_id, vport->shost->host_no,
+			dev_name(&vport->dev), vport->shost->host_no,
 			vport->channel, stat);
 }
 
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 4a803ebaf508..75c9297694cb 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -187,8 +187,7 @@ iscsi_create_endpoint(int dd_size)
 
 	ep->id = id;
 	ep->dev.class = &iscsi_endpoint_class;
-	snprintf(ep->dev.bus_id, BUS_ID_SIZE, "ep-%llu",
-		 (unsigned long long) id);
+	dev_set_name(&ep->dev, "ep-%llu", (unsigned long long) id);
 	err = device_register(&ep->dev);
         if (err)
                 goto free_ep;
@@ -724,8 +723,7 @@ int iscsi_add_session(struct iscsi_cls_session *session, unsigned int target_id)
 	}
 	session->target_id = id;
 
-	snprintf(session->dev.bus_id, BUS_ID_SIZE, "session%u",
-		 session->sid);
+	dev_set_name(&session->dev, "session%u", session->sid);
 	err = device_add(&session->dev);
 	if (err) {
 		iscsi_cls_session_printk(KERN_ERR, session,
@@ -898,8 +896,7 @@ iscsi_create_conn(struct iscsi_cls_session *session, int dd_size, uint32_t cid)
 	if (!get_device(&session->dev))
 		goto free_conn;
 
-	snprintf(conn->dev.bus_id, BUS_ID_SIZE, "connection%d:%u",
-		 session->sid, cid);
+	dev_set_name(&conn->dev, "connection%d:%u", session->sid, cid);
 	conn->dev.parent = &session->dev;
 	conn->dev.release = iscsi_conn_release;
 	err = device_register(&conn->dev);
@@ -1816,7 +1813,7 @@ iscsi_register_transport(struct iscsi_transport *tt)
 		priv->t.create_work_queue = 1;
 
 	priv->dev.class = &iscsi_transport_class;
-	snprintf(priv->dev.bus_id, BUS_ID_SIZE, "%s", tt->name);
+	dev_set_name(&priv->dev, "%s", tt->name);
 	err = device_register(&priv->dev);
 	if (err)
 		goto free_priv;
diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c
index 366609386be1..50988cbf7b2d 100644
--- a/drivers/scsi/scsi_transport_sas.c
+++ b/drivers/scsi/scsi_transport_sas.c
@@ -207,7 +207,7 @@ static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy)
 	struct request_queue *q;
 	int error;
 	struct device *dev;
-	char namebuf[BUS_ID_SIZE];
+	char namebuf[20];
 	const char *name;
 	void (*release)(struct device *);
 
@@ -219,7 +219,7 @@ static int sas_bsg_initialize(struct Scsi_Host *shost, struct sas_rphy *rphy)
 	if (rphy) {
 		q = blk_init_queue(sas_non_host_smp_request, NULL);
 		dev = &rphy->dev;
-		name = dev->bus_id;
+		name = dev_name(dev);
 		release = NULL;
 	} else {
 		q = blk_init_queue(sas_host_smp_request, NULL);
@@ -629,10 +629,10 @@ struct sas_phy *sas_phy_alloc(struct device *parent, int number)
 	INIT_LIST_HEAD(&phy->port_siblings);
 	if (scsi_is_sas_expander_device(parent)) {
 		struct sas_rphy *rphy = dev_to_rphy(parent);
-		sprintf(phy->dev.bus_id, "phy-%d:%d:%d", shost->host_no,
+		dev_set_name(&phy->dev, "phy-%d:%d:%d", shost->host_no,
 			rphy->scsi_target_id, number);
 	} else
-		sprintf(phy->dev.bus_id, "phy-%d:%d", shost->host_no, number);
+		dev_set_name(&phy->dev, "phy-%d:%d", shost->host_no, number);
 
 	transport_setup_device(&phy->dev);
 
@@ -770,7 +770,7 @@ static void sas_port_create_link(struct sas_port *port,
 	int res;
 
 	res = sysfs_create_link(&port->dev.kobj, &phy->dev.kobj,
-				phy->dev.bus_id);
+				dev_name(&phy->dev));
 	if (res)
 		goto err;
 	res = sysfs_create_link(&phy->dev.kobj, &port->dev.kobj, "port");
@@ -785,7 +785,7 @@ err:
 static void sas_port_delete_link(struct sas_port *port,
 				 struct sas_phy *phy)
 {
-	sysfs_remove_link(&port->dev.kobj, phy->dev.bus_id);
+	sysfs_remove_link(&port->dev.kobj, dev_name(&phy->dev));
 	sysfs_remove_link(&phy->dev.kobj, "port");
 }
 
@@ -821,11 +821,11 @@ struct sas_port *sas_port_alloc(struct device *parent, int port_id)
 
 	if (scsi_is_sas_expander_device(parent)) {
 		struct sas_rphy *rphy = dev_to_rphy(parent);
-		sprintf(port->dev.bus_id, "port-%d:%d:%d", shost->host_no,
-			rphy->scsi_target_id, port->port_identifier);
+		dev_set_name(&port->dev, "port-%d:%d:%d", shost->host_no,
+			     rphy->scsi_target_id, port->port_identifier);
 	} else
-		sprintf(port->dev.bus_id, "port-%d:%d", shost->host_no,
-			port->port_identifier);
+		dev_set_name(&port->dev, "port-%d:%d", shost->host_no,
+			     port->port_identifier);
 
 	transport_setup_device(&port->dev);
 
@@ -935,7 +935,7 @@ void sas_port_delete(struct sas_port *port)
 	if (port->is_backlink) {
 		struct device *parent = port->dev.parent;
 
-		sysfs_remove_link(&port->dev.kobj, parent->bus_id);
+		sysfs_remove_link(&port->dev.kobj, dev_name(parent));
 		port->is_backlink = 0;
 	}
 
@@ -984,7 +984,8 @@ void sas_port_add_phy(struct sas_port *port, struct sas_phy *phy)
 		/* If this trips, you added a phy that was already
 		 * part of a different port */
 		if (unlikely(tmp != phy)) {
-			dev_printk(KERN_ERR, &port->dev, "trying to add phy %s fails: it's already part of another port\n", phy->dev.bus_id);
+			dev_printk(KERN_ERR, &port->dev, "trying to add phy %s fails: it's already part of another port\n",
+				   dev_name(&phy->dev));
 			BUG();
 		}
 	} else {
@@ -1023,7 +1024,7 @@ void sas_port_mark_backlink(struct sas_port *port)
 		return;
 	port->is_backlink = 1;
 	res = sysfs_create_link(&port->dev.kobj, &parent->kobj,
-				parent->bus_id);
+				dev_name(parent));
 	if (res)
 		goto err;
 	return;
@@ -1367,11 +1368,12 @@ struct sas_rphy *sas_end_device_alloc(struct sas_port *parent)
 	rdev->rphy.dev.release = sas_end_device_release;
 	if (scsi_is_sas_expander_device(parent->dev.parent)) {
 		struct sas_rphy *rphy = dev_to_rphy(parent->dev.parent);
-		sprintf(rdev->rphy.dev.bus_id, "end_device-%d:%d:%d",
-			shost->host_no, rphy->scsi_target_id, parent->port_identifier);
+		dev_set_name(&rdev->rphy.dev, "end_device-%d:%d:%d",
+			     shost->host_no, rphy->scsi_target_id,
+			     parent->port_identifier);
 	} else
-		sprintf(rdev->rphy.dev.bus_id, "end_device-%d:%d",
-			shost->host_no, parent->port_identifier);
+		dev_set_name(&rdev->rphy.dev, "end_device-%d:%d",
+			     shost->host_no, parent->port_identifier);
 	rdev->rphy.identify.device_type = SAS_END_DEVICE;
 	sas_rphy_initialize(&rdev->rphy);
 	transport_setup_device(&rdev->rphy.dev);
@@ -1411,8 +1413,8 @@ struct sas_rphy *sas_expander_alloc(struct sas_port *parent,
 	mutex_lock(&sas_host->lock);
 	rdev->rphy.scsi_target_id = sas_host->next_expander_id++;
 	mutex_unlock(&sas_host->lock);
-	sprintf(rdev->rphy.dev.bus_id, "expander-%d:%d",
-		shost->host_no, rdev->rphy.scsi_target_id);
+	dev_set_name(&rdev->rphy.dev, "expander-%d:%d",
+		     shost->host_no, rdev->rphy.scsi_target_id);
 	rdev->rphy.identify.device_type = type;
 	sas_rphy_initialize(&rdev->rphy);
 	transport_setup_device(&rdev->rphy.dev);
@@ -1445,7 +1447,7 @@ int sas_rphy_add(struct sas_rphy *rphy)
 	transport_add_device(&rphy->dev);
 	transport_configure_device(&rphy->dev);
 	if (sas_bsg_initialize(shost, rphy))
-		printk("fail to a bsg device %s\n", rphy->dev.bus_id);
+		printk("fail to a bsg device %s\n", dev_name(&rphy->dev));
 
 
 	mutex_lock(&sas_host->lock);
diff --git a/drivers/scsi/scsi_transport_srp.c b/drivers/scsi/scsi_transport_srp.c
index 8a7af951d98a..21a045e0559f 100644
--- a/drivers/scsi/scsi_transport_srp.c
+++ b/drivers/scsi/scsi_transport_srp.c
@@ -212,7 +212,7 @@ struct srp_rport *srp_rport_add(struct Scsi_Host *shost,
 	rport->roles = ids->roles;
 
 	id = atomic_inc_return(&to_srp_host_attrs(shost)->next_port_id);
-	sprintf(rport->dev.bus_id, "port-%d:%d", shost->host_no, id);
+	dev_set_name(&rport->dev, "port-%d:%d", shost->host_no, id);
 
 	transport_setup_device(&rport->dev);
 
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index e035c1114010..d57566b8be0a 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -1830,7 +1830,7 @@ static void sd_probe_async(void *data, async_cookie_t cookie)
 	device_initialize(&sdkp->dev);
 	sdkp->dev.parent = &sdp->sdev_gendev;
 	sdkp->dev.class = &sd_disk_class;
-	strncpy(sdkp->dev.bus_id, sdp->sdev_gendev.bus_id, BUS_ID_SIZE);
+	dev_set_name(&sdkp->dev, dev_name(&sdp->sdev_gendev));
 
 	if (device_add(&sdkp->dev))
 		goto out_free_index;
diff --git a/drivers/scsi/sd_dif.c b/drivers/scsi/sd_dif.c
index 3ebb1f289490..184dff492797 100644
--- a/drivers/scsi/sd_dif.c
+++ b/drivers/scsi/sd_dif.c
@@ -142,7 +142,7 @@ static int sd_dif_type1_verify_ip(struct blk_integrity_exchg *bix)
 static void sd_dif_type1_set_tag(void *prot, void *tag_buf, unsigned int sectors)
 {
 	struct sd_dif_tuple *sdt = prot;
-	char *tag = tag_buf;
+	u8 *tag = tag_buf;
 	unsigned int i, j;
 
 	for (i = 0, j = 0 ; i < sectors ; i++, j += 2, sdt++) {
@@ -154,7 +154,7 @@ static void sd_dif_type1_set_tag(void *prot, void *tag_buf, unsigned int sectors
 static void sd_dif_type1_get_tag(void *prot, void *tag_buf, unsigned int sectors)
 {
 	struct sd_dif_tuple *sdt = prot;
-	char *tag = tag_buf;
+	u8 *tag = tag_buf;
 	unsigned int i, j;
 
 	for (i = 0, j = 0 ; i < sectors ; i++, j += 2, sdt++) {
@@ -256,7 +256,7 @@ static int sd_dif_type3_verify_ip(struct blk_integrity_exchg *bix)
 static void sd_dif_type3_set_tag(void *prot, void *tag_buf, unsigned int sectors)
 {
 	struct sd_dif_tuple *sdt = prot;
-	char *tag = tag_buf;
+	u8 *tag = tag_buf;
 	unsigned int i, j;
 
 	for (i = 0, j = 0 ; i < sectors ; i++, j += 6, sdt++) {
@@ -269,7 +269,7 @@ static void sd_dif_type3_set_tag(void *prot, void *tag_buf, unsigned int sectors
 static void sd_dif_type3_get_tag(void *prot, void *tag_buf, unsigned int sectors)
 {
 	struct sd_dif_tuple *sdt = prot;
-	char *tag = tag_buf;
+	u8 *tag = tag_buf;
 	unsigned int i, j;
 
 	for (i = 0, j = 0 ; i < sectors ; i++, j += 2, sdt++) {
@@ -374,7 +374,10 @@ void sd_dif_op(struct scsi_cmnd *scmd, unsigned int dif, unsigned int dix, unsig
 	else
 		csum_convert = 0;
 
+	BUG_ON(dif && (scmd->cmnd[0] == READ_6 || scmd->cmnd[0] == WRITE_6));
+
 	switch (scmd->cmnd[0]) {
+	case READ_6:
 	case READ_10:
 	case READ_12:
 	case READ_16:
@@ -390,6 +393,7 @@ void sd_dif_op(struct scsi_cmnd *scmd, unsigned int dif, unsigned int dix, unsig
 
 		break;
 
+	case WRITE_6:
 	case WRITE_10:
 	case WRITE_12:
 	case WRITE_16:
@@ -475,8 +479,9 @@ int sd_dif_prepare(struct request *rq, sector_t hw_sector, unsigned int sector_s
 
 error:
 	kunmap_atomic(sdt, KM_USER0);
-	sd_printk(KERN_ERR, sdkp, "%s: virt %u, phys %u, ref %u\n",
-		  __func__, virt, phys, be32_to_cpu(sdt->ref_tag));
+	sd_printk(KERN_ERR, sdkp, "%s: virt %u, phys %u, ref %u, app %4x\n",
+		  __func__, virt, phys, be32_to_cpu(sdt->ref_tag),
+		  be16_to_cpu(sdt->app_tag));
 
 	return -EIO;
 }
diff --git a/drivers/scsi/ses.c b/drivers/scsi/ses.c
index 7f0df29f3a64..e946e05db7f7 100644
--- a/drivers/scsi/ses.c
+++ b/drivers/scsi/ses.c
@@ -526,7 +526,7 @@ static int ses_intf_add(struct device *cdev,
 	if (!scomp)
 		goto err_free;
 
-	edev = enclosure_register(cdev->parent, sdev->sdev_gendev.bus_id,
+	edev = enclosure_register(cdev->parent, dev_name(&sdev->sdev_gendev),
 				  components, &ses_enclosure_callbacks);
 	if (IS_ERR(edev)) {
 		err = PTR_ERR(edev);
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 5103855242ae..8f0bd3f7a59f 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1669,6 +1669,8 @@ static int sg_start_req(Sg_request *srp, unsigned char *cmd)
 		md->pages = req_schp->pages;
 		md->page_order = req_schp->page_order;
 		md->nr_entries = req_schp->k_use_sg;
+		md->offset = 0;
+		md->null_mapped = hp->dxferp ? 0 : 1;
 	}
 
 	if (iov_count)
diff --git a/drivers/scsi/sgiwd93.c b/drivers/scsi/sgiwd93.c
index 31fe6051c799..0807b260268b 100644
--- a/drivers/scsi/sgiwd93.c
+++ b/drivers/scsi/sgiwd93.c
@@ -297,7 +297,7 @@ out:
 	return err;
 }
 
-static void __exit sgiwd93_remove(struct platform_device *pdev)
+static int __exit sgiwd93_remove(struct platform_device *pdev)
 {
 	struct Scsi_Host *host = platform_get_drvdata(pdev);
 	struct ip22_hostdata *hdata = (struct ip22_hostdata *) host->hostdata;
@@ -307,6 +307,7 @@ static void __exit sgiwd93_remove(struct platform_device *pdev)
 	free_irq(pd->irq, host);
 	dma_free_noncoherent(&pdev->dev, HPC_DMA_SIZE, hdata->cpu, hdata->dma);
 	scsi_host_put(host);
+	return 0;
 }
 
 static struct platform_driver sgiwd93_driver = {
diff --git a/drivers/scsi/sim710.c b/drivers/scsi/sim710.c
index d63d229e2323..6dc8b846c112 100644
--- a/drivers/scsi/sim710.c
+++ b/drivers/scsi/sim710.c
@@ -102,7 +102,7 @@ sim710_probe_common(struct device *dev, unsigned long base_addr,
 	struct NCR_700_Host_Parameters *hostdata =
 		kzalloc(sizeof(struct NCR_700_Host_Parameters),	GFP_KERNEL);
 
-	printk(KERN_NOTICE "sim710: %s\n", dev->bus_id);
+	printk(KERN_NOTICE "sim710: %s\n", dev_name(dev));
 	printk(KERN_NOTICE "sim710: irq = %d, clock = %d, base = 0x%lx, scsi_id = %d\n",
 	       irq, clock, base_addr, scsi_id);
 
@@ -305,7 +305,7 @@ sim710_eisa_probe(struct device *dev)
 		scsi_id = ffs(val) - 1;
 
 		if(scsi_id > 7 || (val & ~(1<<scsi_id)) != 0) {
-			printk(KERN_ERR "sim710.c, EISA card %s has incorrect scsi_id, setting to 7\n", dev->bus_id);
+			printk(KERN_ERR "sim710.c, EISA card %s has incorrect scsi_id, setting to 7\n", dev_name(dev));
 			scsi_id = 7;
 		}
 	} else {
diff --git a/drivers/scsi/sni_53c710.c b/drivers/scsi/sni_53c710.c
index 2bbef4c45a0d..77f0b2cdaa94 100644
--- a/drivers/scsi/sni_53c710.c
+++ b/drivers/scsi/sni_53c710.c
@@ -78,8 +78,7 @@ static int __init snirm710_probe(struct platform_device *dev)
 	base = res->start;
 	hostdata = kzalloc(sizeof(*hostdata), GFP_KERNEL);
 	if (!hostdata) {
-		printk(KERN_ERR "%s: Failed to allocate host data\n",
-		       dev->dev.bus_id);
+		dev_printk(KERN_ERR, dev, "Failed to allocate host data\n");
 		return -ENOMEM;
 	}
 
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 7f3f317ee6ca..c6f19ee8f2cb 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -17,7 +17,7 @@
    Last modified: 18-JAN-1998 Richard Gooch <rgooch@atnf.csiro.au> Devfs support
  */
 
-static const char *verstr = "20080504";
+static const char *verstr = "20081215";
 
 #include <linux/module.h>
 
@@ -182,18 +182,16 @@ static struct scsi_tape **scsi_tapes = NULL;
 
 static int modes_defined;
 
-static struct st_buffer *new_tape_buffer(int, int, int);
 static int enlarge_buffer(struct st_buffer *, int, int);
 static void clear_buffer(struct st_buffer *);
 static void normalize_buffer(struct st_buffer *);
 static int append_to_buffer(const char __user *, struct st_buffer *, int);
 static int from_buffer(struct st_buffer *, char __user *, int);
 static void move_buffer_data(struct st_buffer *, int);
-static void buf_to_sg(struct st_buffer *, unsigned int);
 
-static int sgl_map_user_pages(struct scatterlist *, const unsigned int, 
+static int sgl_map_user_pages(struct st_buffer *, const unsigned int,
 			      unsigned long, size_t, int);
-static int sgl_unmap_user_pages(struct scatterlist *, const unsigned int, int);
+static int sgl_unmap_user_pages(struct st_buffer *, const unsigned int, int);
 
 static int st_probe(struct device *);
 static int st_remove(struct device *);
@@ -435,22 +433,6 @@ static int st_chk_result(struct scsi_tape *STp, struct st_request * SRpnt)
 	return (-EIO);
 }
 
-
-/* Wakeup from interrupt */
-static void st_sleep_done(void *data, char *sense, int result, int resid)
-{
-	struct st_request *SRpnt = data;
-	struct scsi_tape *STp = SRpnt->stp;
-
-	memcpy(SRpnt->sense, sense, SCSI_SENSE_BUFFERSIZE);
-	(STp->buffer)->cmdstat.midlevel_result = SRpnt->result = result;
-	(STp->buffer)->cmdstat.residual = resid;
-	DEB( STp->write_pending = 0; )
-
-	if (SRpnt->waiting)
-		complete(SRpnt->waiting);
-}
-
 static struct st_request *st_allocate_request(struct scsi_tape *stp)
 {
 	struct st_request *streq;
@@ -475,6 +457,63 @@ static void st_release_request(struct st_request *streq)
 	kfree(streq);
 }
 
+static void st_scsi_execute_end(struct request *req, int uptodate)
+{
+	struct st_request *SRpnt = req->end_io_data;
+	struct scsi_tape *STp = SRpnt->stp;
+
+	STp->buffer->cmdstat.midlevel_result = SRpnt->result = req->errors;
+	STp->buffer->cmdstat.residual = req->data_len;
+
+	if (SRpnt->waiting)
+		complete(SRpnt->waiting);
+
+	blk_rq_unmap_user(SRpnt->bio);
+	__blk_put_request(req->q, req);
+}
+
+static int st_scsi_execute(struct st_request *SRpnt, const unsigned char *cmd,
+			   int data_direction, void *buffer, unsigned bufflen,
+			   int timeout, int retries)
+{
+	struct request *req;
+	struct rq_map_data *mdata = &SRpnt->stp->buffer->map_data;
+	int err = 0;
+	int write = (data_direction == DMA_TO_DEVICE);
+
+	req = blk_get_request(SRpnt->stp->device->request_queue, write,
+			      GFP_KERNEL);
+	if (!req)
+		return DRIVER_ERROR << 24;
+
+	req->cmd_type = REQ_TYPE_BLOCK_PC;
+	req->cmd_flags |= REQ_QUIET;
+
+	mdata->null_mapped = 1;
+
+	if (bufflen) {
+		err = blk_rq_map_user(req->q, req, mdata, NULL, bufflen,
+				      GFP_KERNEL);
+		if (err) {
+			blk_put_request(req);
+			return DRIVER_ERROR << 24;
+		}
+	}
+
+	SRpnt->bio = req->bio;
+	req->cmd_len = COMMAND_SIZE(cmd[0]);
+	memset(req->cmd, 0, BLK_MAX_CDB);
+	memcpy(req->cmd, cmd, req->cmd_len);
+	req->sense = SRpnt->sense;
+	req->sense_len = 0;
+	req->timeout = timeout;
+	req->retries = retries;
+	req->end_io_data = SRpnt;
+
+	blk_execute_rq_nowait(req->q, NULL, req, 1, st_scsi_execute_end);
+	return 0;
+}
+
 /* Do the scsi command. Waits until command performed if do_wait is true.
    Otherwise write_behind_check() is used to check that the command
    has finished. */
@@ -483,6 +522,8 @@ st_do_scsi(struct st_request * SRpnt, struct scsi_tape * STp, unsigned char *cmd
 	   int bytes, int direction, int timeout, int retries, int do_wait)
 {
 	struct completion *waiting;
+	struct rq_map_data *mdata = &STp->buffer->map_data;
+	int ret;
 
 	/* if async, make sure there's no command outstanding */
 	if (!do_wait && ((STp->buffer)->last_SRpnt)) {
@@ -510,21 +551,27 @@ st_do_scsi(struct st_request * SRpnt, struct scsi_tape * STp, unsigned char *cmd
 	init_completion(waiting);
 	SRpnt->waiting = waiting;
 
-	if (!STp->buffer->do_dio)
-		buf_to_sg(STp->buffer, bytes);
+	if (STp->buffer->do_dio) {
+		mdata->nr_entries = STp->buffer->sg_segs;
+		mdata->pages = STp->buffer->mapped_pages;
+	} else {
+		mdata->nr_entries =
+			DIV_ROUND_UP(bytes, PAGE_SIZE << mdata->page_order);
+		STp->buffer->map_data.pages = STp->buffer->reserved_pages;
+		STp->buffer->map_data.offset = 0;
+	}
 
 	memcpy(SRpnt->cmd, cmd, sizeof(SRpnt->cmd));
 	STp->buffer->cmdstat.have_sense = 0;
 	STp->buffer->syscall_result = 0;
 
-	if (scsi_execute_async(STp->device, cmd, COMMAND_SIZE(cmd[0]), direction,
-			&((STp->buffer)->sg[0]), bytes, (STp->buffer)->sg_segs,
-			       timeout, retries, SRpnt, st_sleep_done, GFP_KERNEL)) {
+	ret = st_scsi_execute(SRpnt, cmd, direction, NULL, bytes, timeout,
+			      retries);
+	if (ret) {
 		/* could not allocate the buffer or request was too large */
 		(STp->buffer)->syscall_result = (-EBUSY);
 		(STp->buffer)->last_SRpnt = NULL;
-	}
-	else if (do_wait) {
+	} else if (do_wait) {
 		wait_for_completion(waiting);
 		SRpnt->waiting = NULL;
 		(STp->buffer)->syscall_result = st_chk_result(STp, SRpnt);
@@ -533,28 +580,6 @@ st_do_scsi(struct st_request * SRpnt, struct scsi_tape * STp, unsigned char *cmd
 	return SRpnt;
 }
 
-static int st_scsi_kern_execute(struct st_request *streq,
-				const unsigned char *cmd, int data_direction,
-				void *buffer, unsigned bufflen, int timeout,
-				int retries)
-{
-	struct scsi_tape *stp = streq->stp;
-	int ret, resid;
-
-	stp->buffer->cmdstat.have_sense = 0;
-	memcpy(streq->cmd, cmd, sizeof(streq->cmd));
-
-	ret = scsi_execute(stp->device, cmd, data_direction, buffer, bufflen,
-			   streq->sense, timeout, retries, 0, &resid);
-	if (driver_byte(ret) & DRIVER_ERROR)
-		return -EBUSY;
-
-	stp->buffer->cmdstat.midlevel_result = streq->result = ret;
-	stp->buffer->cmdstat.residual = resid;
-	stp->buffer->syscall_result = st_chk_result(stp, streq);
-
-	return 0;
-}
 
 /* Handle the write-behind checking (waits for completion). Returns -ENOSPC if
    write has been correct but EOM early warning reached, -EIO if write ended in
@@ -627,7 +652,6 @@ static int cross_eof(struct scsi_tape * STp, int forward)
 {
 	struct st_request *SRpnt;
 	unsigned char cmd[MAX_COMMAND_SIZE];
-	int ret;
 
 	cmd[0] = SPACE;
 	cmd[1] = 0x01;		/* Space FileMarks */
@@ -641,26 +665,20 @@ static int cross_eof(struct scsi_tape * STp, int forward)
         DEBC(printk(ST_DEB_MSG "%s: Stepping over filemark %s.\n",
 		   tape_name(STp), forward ? "forward" : "backward"));
 
-	SRpnt = st_allocate_request(STp);
+	SRpnt = st_do_scsi(NULL, STp, cmd, 0, DMA_NONE,
+			   STp->device->request_queue->rq_timeout,
+			   MAX_RETRIES, 1);
 	if (!SRpnt)
-		return STp->buffer->syscall_result;
+		return (STp->buffer)->syscall_result;
 
-	ret = st_scsi_kern_execute(SRpnt, cmd, DMA_NONE, NULL, 0,
-				   STp->device->request_queue->rq_timeout,
-				   MAX_RETRIES);
-	if (ret)
-		goto out;
-
-	ret = STp->buffer->syscall_result;
+	st_release_request(SRpnt);
+	SRpnt = NULL;
 
 	if ((STp->buffer)->cmdstat.midlevel_result != 0)
 		printk(KERN_ERR "%s: Stepping over filemark %s failed.\n",
 		   tape_name(STp), forward ? "forward" : "backward");
 
-out:
-	st_release_request(SRpnt);
-
-	return ret;
+	return (STp->buffer)->syscall_result;
 }
 
 
@@ -881,24 +899,21 @@ static int test_ready(struct scsi_tape *STp, int do_wait)
 	int attentions, waits, max_wait, scode;
 	int retval = CHKRES_READY, new_session = 0;
 	unsigned char cmd[MAX_COMMAND_SIZE];
-	struct st_request *SRpnt;
+	struct st_request *SRpnt = NULL;
 	struct st_cmdstatus *cmdstatp = &STp->buffer->cmdstat;
 
-	SRpnt = st_allocate_request(STp);
-	if (!SRpnt)
-		return STp->buffer->syscall_result;
-
 	max_wait = do_wait ? ST_BLOCK_SECONDS : 0;
 
 	for (attentions=waits=0; ; ) {
 		memset((void *) &cmd[0], 0, MAX_COMMAND_SIZE);
 		cmd[0] = TEST_UNIT_READY;
+		SRpnt = st_do_scsi(SRpnt, STp, cmd, 0, DMA_NONE,
+				   STp->long_timeout, MAX_READY_RETRIES, 1);
 
-		retval = st_scsi_kern_execute(SRpnt, cmd, DMA_NONE, NULL, 0,
-					      STp->long_timeout,
-					      MAX_READY_RETRIES);
-		if (retval)
+		if (!SRpnt) {
+			retval = (STp->buffer)->syscall_result;
 			break;
+		}
 
 		if (cmdstatp->have_sense) {
 
@@ -942,8 +957,8 @@ static int test_ready(struct scsi_tape *STp, int do_wait)
 		break;
 	}
 
-	st_release_request(SRpnt);
-
+	if (SRpnt != NULL)
+		st_release_request(SRpnt);
 	return retval;
 }
 
@@ -1020,24 +1035,17 @@ static int check_tape(struct scsi_tape *STp, struct file *filp)
 		}
 	}
 
-	SRpnt = st_allocate_request(STp);
-	if (!SRpnt) {
-		retval = STp->buffer->syscall_result;
-		goto err_out;
-	}
-
 	if (STp->omit_blklims)
 		STp->min_block = STp->max_block = (-1);
 	else {
 		memset((void *) &cmd[0], 0, MAX_COMMAND_SIZE);
 		cmd[0] = READ_BLOCK_LIMITS;
 
-		retval = st_scsi_kern_execute(SRpnt, cmd, DMA_FROM_DEVICE,
-					      STp->buffer->b_data, 6,
-					      STp->device->request_queue->rq_timeout,
-					      MAX_READY_RETRIES);
-		if (retval) {
-			st_release_request(SRpnt);
+		SRpnt = st_do_scsi(SRpnt, STp, cmd, 6, DMA_FROM_DEVICE,
+				   STp->device->request_queue->rq_timeout,
+				   MAX_READY_RETRIES, 1);
+		if (!SRpnt) {
+			retval = (STp->buffer)->syscall_result;
 			goto err_out;
 		}
 
@@ -1061,12 +1069,11 @@ static int check_tape(struct scsi_tape *STp, struct file *filp)
 	cmd[0] = MODE_SENSE;
 	cmd[4] = 12;
 
-	retval = st_scsi_kern_execute(SRpnt, cmd, DMA_FROM_DEVICE,
-				      STp->buffer->b_data, 12,
-				      STp->device->request_queue->rq_timeout,
-				      MAX_READY_RETRIES);
-	if (retval) {
-		st_release_request(SRpnt);
+	SRpnt = st_do_scsi(SRpnt, STp, cmd, 12, DMA_FROM_DEVICE,
+			   STp->device->request_queue->rq_timeout,
+			   MAX_READY_RETRIES, 1);
+	if (!SRpnt) {
+		retval = (STp->buffer)->syscall_result;
 		goto err_out;
 	}
 
@@ -1296,17 +1303,11 @@ static int st_flush(struct file *filp, fl_owner_t id)
 		cmd[0] = WRITE_FILEMARKS;
 		cmd[4] = 1 + STp->two_fm;
 
-		SRpnt = st_allocate_request(STp);
+		SRpnt = st_do_scsi(NULL, STp, cmd, 0, DMA_NONE,
+				   STp->device->request_queue->rq_timeout,
+				   MAX_WRITE_RETRIES, 1);
 		if (!SRpnt) {
-			result = STp->buffer->syscall_result;
-			goto out;
-		}
-
-		result = st_scsi_kern_execute(SRpnt, cmd, DMA_NONE, NULL, 0,
-					      STp->device->request_queue->rq_timeout,
-					      MAX_WRITE_RETRIES);
-		if (result) {
-			st_release_request(SRpnt);
+			result = (STp->buffer)->syscall_result;
 			goto out;
 		}
 
@@ -1471,8 +1472,8 @@ static int setup_buffering(struct scsi_tape *STp, const char __user *buf,
 
 	if (i && ((unsigned long)buf & queue_dma_alignment(
 					STp->device->request_queue)) == 0) {
-		i = sgl_map_user_pages(&(STbp->sg[0]), STbp->use_sg,
-				      (unsigned long)buf, count, (is_read ? READ : WRITE));
+		i = sgl_map_user_pages(STbp, STbp->use_sg, (unsigned long)buf,
+				       count, (is_read ? READ : WRITE));
 		if (i > 0) {
 			STbp->do_dio = i;
 			STbp->buffer_bytes = 0;   /* can be used as transfer counter */
@@ -1480,7 +1481,6 @@ static int setup_buffering(struct scsi_tape *STp, const char __user *buf,
 		else
 			STbp->do_dio = 0;  /* fall back to buffering with any error */
 		STbp->sg_segs = STbp->do_dio;
-		STbp->frp_sg_current = 0;
 		DEB(
 		     if (STbp->do_dio) {
 			STp->nbr_dio++;
@@ -1526,7 +1526,7 @@ static void release_buffering(struct scsi_tape *STp, int is_read)
 
 	STbp = STp->buffer;
 	if (STbp->do_dio) {
-		sgl_unmap_user_pages(&(STbp->sg[0]), STbp->do_dio, is_read);
+		sgl_unmap_user_pages(STbp, STbp->do_dio, is_read);
 		STbp->do_dio = 0;
 		STbp->sg_segs = 0;
 	}
@@ -2372,7 +2372,6 @@ static int read_mode_page(struct scsi_tape *STp, int page, int omit_block_descs)
 {
 	unsigned char cmd[MAX_COMMAND_SIZE];
 	struct st_request *SRpnt;
-	int ret;
 
 	memset(cmd, 0, MAX_COMMAND_SIZE);
 	cmd[0] = MODE_SENSE;
@@ -2381,17 +2380,14 @@ static int read_mode_page(struct scsi_tape *STp, int page, int omit_block_descs)
 	cmd[2] = page;
 	cmd[4] = 255;
 
-	SRpnt = st_allocate_request(STp);
-	if (!SRpnt)
-		return STp->buffer->syscall_result;
+	SRpnt = st_do_scsi(NULL, STp, cmd, cmd[4], DMA_FROM_DEVICE,
+			   STp->device->request_queue->rq_timeout, 0, 1);
+	if (SRpnt == NULL)
+		return (STp->buffer)->syscall_result;
 
-	ret = st_scsi_kern_execute(SRpnt, cmd, DMA_FROM_DEVICE,
-				   STp->buffer->b_data, cmd[4],
-				   STp->device->request_queue->rq_timeout,
-				   MAX_RETRIES);
 	st_release_request(SRpnt);
 
-	return ret ? : STp->buffer->syscall_result;
+	return STp->buffer->syscall_result;
 }
 
 
@@ -2399,9 +2395,10 @@ static int read_mode_page(struct scsi_tape *STp, int page, int omit_block_descs)
    in the buffer is correctly formatted. The long timeout is used if slow is non-zero. */
 static int write_mode_page(struct scsi_tape *STp, int page, int slow)
 {
-	int pgo, timeout, ret = 0;
+	int pgo;
 	unsigned char cmd[MAX_COMMAND_SIZE];
 	struct st_request *SRpnt;
+	int timeout;
 
 	memset(cmd, 0, MAX_COMMAND_SIZE);
 	cmd[0] = MODE_SELECT;
@@ -2415,21 +2412,16 @@ static int write_mode_page(struct scsi_tape *STp, int page, int slow)
 	(STp->buffer)->b_data[MH_OFF_DEV_SPECIFIC] &= ~MH_BIT_WP;
 	(STp->buffer)->b_data[pgo + MP_OFF_PAGE_NBR] &= MP_MSK_PAGE_NBR;
 
-	SRpnt = st_allocate_request(STp);
-	if (!SRpnt)
-		return ret;
-
-	timeout = slow ? STp->long_timeout :
-		STp->device->request_queue->rq_timeout;
-
-	ret = st_scsi_kern_execute(SRpnt, cmd, DMA_TO_DEVICE,
-				   STp->buffer->b_data, cmd[4], timeout, 0);
-	if (!ret)
-		ret = STp->buffer->syscall_result;
+	timeout = slow ?
+		STp->long_timeout : STp->device->request_queue->rq_timeout;
+	SRpnt = st_do_scsi(NULL, STp, cmd, cmd[4], DMA_TO_DEVICE,
+			   timeout, 0, 1);
+	if (SRpnt == NULL)
+		return (STp->buffer)->syscall_result;
 
 	st_release_request(SRpnt);
 
-	return ret;
+	return STp->buffer->syscall_result;
 }
 
 
@@ -2547,16 +2539,13 @@ static int do_load_unload(struct scsi_tape *STp, struct file *filp, int load_cod
 		printk(ST_DEB_MSG "%s: Loading tape.\n", name);
 		);
 
-	SRpnt = st_allocate_request(STp);
+	SRpnt = st_do_scsi(NULL, STp, cmd, 0, DMA_NONE,
+			   timeout, MAX_RETRIES, 1);
 	if (!SRpnt)
-		return STp->buffer->syscall_result;
-
-	retval = st_scsi_kern_execute(SRpnt, cmd, DMA_NONE, NULL, 0, timeout,
-				      MAX_RETRIES);
-	if (retval)
-		goto out;
+		return (STp->buffer)->syscall_result;
 
 	retval = (STp->buffer)->syscall_result;
+	st_release_request(SRpnt);
 
 	if (!retval) {	/* SCSI command successful */
 
@@ -2575,8 +2564,6 @@ static int do_load_unload(struct scsi_tape *STp, struct file *filp, int load_cod
 		STps = &(STp->ps[STp->partition]);
 		STps->drv_file = STps->drv_block = (-1);
 	}
-out:
-	st_release_request(SRpnt);
 
 	return retval;
 }
@@ -2852,15 +2839,12 @@ static int st_int_ioctl(struct scsi_tape *STp, unsigned int cmd_in, unsigned lon
 		return (-ENOSYS);
 	}
 
-	SRpnt = st_allocate_request(STp);
+	SRpnt = st_do_scsi(NULL, STp, cmd, datalen, direction,
+			   timeout, MAX_RETRIES, 1);
 	if (!SRpnt)
 		return (STp->buffer)->syscall_result;
 
-	ioctl_result = st_scsi_kern_execute(SRpnt, cmd, direction,
-					    STp->buffer->b_data, datalen,
-					    timeout, MAX_RETRIES);
-	if (!ioctl_result)
-		ioctl_result = (STp->buffer)->syscall_result;
+	ioctl_result = (STp->buffer)->syscall_result;
 
 	if (!ioctl_result) {	/* SCSI command successful */
 		st_release_request(SRpnt);
@@ -3022,17 +3006,11 @@ static int get_location(struct scsi_tape *STp, unsigned int *block, int *partiti
 		if (!logical && !STp->scsi2_logical)
 			scmd[1] = 1;
 	}
-
-	SRpnt = st_allocate_request(STp);
+	SRpnt = st_do_scsi(NULL, STp, scmd, 20, DMA_FROM_DEVICE,
+			   STp->device->request_queue->rq_timeout,
+			   MAX_READY_RETRIES, 1);
 	if (!SRpnt)
-		return STp->buffer->syscall_result;
-
-	result = st_scsi_kern_execute(SRpnt, scmd, DMA_FROM_DEVICE,
-				      STp->buffer->b_data, 20,
-				      STp->device->request_queue->rq_timeout,
-				      MAX_READY_RETRIES);
-	if (result)
-		goto out;
+		return (STp->buffer)->syscall_result;
 
 	if ((STp->buffer)->syscall_result != 0 ||
 	    (STp->device->scsi_level >= SCSI_2 &&
@@ -3060,7 +3038,6 @@ static int get_location(struct scsi_tape *STp, unsigned int *block, int *partiti
                 DEBC(printk(ST_DEB_MSG "%s: Got tape pos. blk %d part %d.\n", name,
                             *block, *partition));
 	}
-out:
 	st_release_request(SRpnt);
 	SRpnt = NULL;
 
@@ -3135,14 +3112,10 @@ static int set_location(struct scsi_tape *STp, unsigned int block, int partition
 		timeout = STp->device->request_queue->rq_timeout;
 	}
 
-	SRpnt = st_allocate_request(STp);
+	SRpnt = st_do_scsi(NULL, STp, scmd, 0, DMA_NONE,
+			   timeout, MAX_READY_RETRIES, 1);
 	if (!SRpnt)
-		return STp->buffer->syscall_result;
-
-	result = st_scsi_kern_execute(SRpnt, scmd, DMA_NONE, NULL, 0,
-				      timeout, MAX_READY_RETRIES);
-	if (result)
-		goto out;
+		return (STp->buffer)->syscall_result;
 
 	STps->drv_block = STps->drv_file = (-1);
 	STps->eof = ST_NOEOF;
@@ -3167,7 +3140,7 @@ static int set_location(struct scsi_tape *STp, unsigned int block, int partition
 			STps->drv_block = STps->drv_file = 0;
 		result = 0;
 	}
-out:
+
 	st_release_request(SRpnt);
 	SRpnt = NULL;
 
@@ -3696,38 +3669,34 @@ static long st_compat_ioctl(struct file *file, unsigned int cmd, unsigned long a
 
 /* Try to allocate a new tape buffer. Calling function must not hold
    dev_arr_lock. */
-static struct st_buffer *
- new_tape_buffer(int from_initialization, int need_dma, int max_sg)
+static struct st_buffer *new_tape_buffer(int need_dma, int max_sg)
 {
-	int i, got = 0;
-	gfp_t priority;
 	struct st_buffer *tb;
 
-	if (from_initialization)
-		priority = GFP_ATOMIC;
-	else
-		priority = GFP_KERNEL;
-
-	i = sizeof(struct st_buffer) + (max_sg - 1) * sizeof(struct scatterlist) +
-		max_sg * sizeof(struct st_buf_fragment);
-	tb = kzalloc(i, priority);
+	tb = kzalloc(sizeof(struct st_buffer), GFP_ATOMIC);
 	if (!tb) {
 		printk(KERN_NOTICE "st: Can't allocate new tape buffer.\n");
 		return NULL;
 	}
-	tb->frp_segs = tb->orig_frp_segs = 0;
+	tb->frp_segs = 0;
 	tb->use_sg = max_sg;
-	tb->frp = (struct st_buf_fragment *)(&(tb->sg[0]) + max_sg);
-
 	tb->dma = need_dma;
-	tb->buffer_size = got;
-	sg_init_table(tb->sg, max_sg);
+	tb->buffer_size = 0;
+
+	tb->reserved_pages = kzalloc(max_sg * sizeof(struct page *),
+				     GFP_ATOMIC);
+	if (!tb->reserved_pages) {
+		kfree(tb);
+		return NULL;
+	}
 
 	return tb;
 }
 
 
 /* Try to allocate enough space in the tape buffer */
+#define ST_MAX_ORDER 6
+
 static int enlarge_buffer(struct st_buffer * STbuffer, int new_size, int need_dma)
 {
 	int segs, nbr, max_segs, b_size, order, got;
@@ -3747,33 +3716,45 @@ static int enlarge_buffer(struct st_buffer * STbuffer, int new_size, int need_dm
 	priority = GFP_KERNEL | __GFP_NOWARN;
 	if (need_dma)
 		priority |= GFP_DMA;
-	for (b_size = PAGE_SIZE, order=0; order <= 6 &&
-	     b_size < new_size - STbuffer->buffer_size;
-	     order++, b_size *= 2)
-		;  /* empty */
+
+	if (STbuffer->cleared)
+		priority |= __GFP_ZERO;
+
+	if (STbuffer->frp_segs) {
+		order = STbuffer->map_data.page_order;
+		b_size = PAGE_SIZE << order;
+	} else {
+		for (b_size = PAGE_SIZE, order = 0;
+		     order < ST_MAX_ORDER && b_size < new_size;
+		     order++, b_size *= 2)
+			;  /* empty */
+	}
+	if (max_segs * (PAGE_SIZE << order) < new_size) {
+		if (order == ST_MAX_ORDER)
+			return 0;
+		normalize_buffer(STbuffer);
+		return enlarge_buffer(STbuffer, new_size, need_dma);
+	}
 
 	for (segs = STbuffer->frp_segs, got = STbuffer->buffer_size;
 	     segs < max_segs && got < new_size;) {
-		STbuffer->frp[segs].page = alloc_pages(priority, order);
-		if (STbuffer->frp[segs].page == NULL) {
-			if (new_size - got <= (max_segs - segs) * b_size / 2) {
-				b_size /= 2; /* Large enough for the rest of the buffers */
-				order--;
-				continue;
-			}
+		struct page *page;
+
+		page = alloc_pages(priority, order);
+		if (!page) {
 			DEB(STbuffer->buffer_size = got);
 			normalize_buffer(STbuffer);
 			return 0;
 		}
-		STbuffer->frp[segs].length = b_size;
+
 		STbuffer->frp_segs += 1;
 		got += b_size;
 		STbuffer->buffer_size = got;
-		if (STbuffer->cleared)
-			memset(page_address(STbuffer->frp[segs].page), 0, b_size);
+		STbuffer->reserved_pages[segs] = page;
 		segs++;
 	}
-	STbuffer->b_data = page_address(STbuffer->frp[0].page);
+	STbuffer->b_data = page_address(STbuffer->reserved_pages[0]);
+	STbuffer->map_data.page_order = order;
 
 	return 1;
 }
@@ -3785,7 +3766,8 @@ static void clear_buffer(struct st_buffer * st_bp)
 	int i;
 
 	for (i=0; i < st_bp->frp_segs; i++)
-		memset(page_address(st_bp->frp[i].page), 0, st_bp->frp[i].length);
+		memset(page_address(st_bp->reserved_pages[i]), 0,
+		       PAGE_SIZE << st_bp->map_data.page_order);
 	st_bp->cleared = 1;
 }
 
@@ -3793,16 +3775,16 @@ static void clear_buffer(struct st_buffer * st_bp)
 /* Release the extra buffer */
 static void normalize_buffer(struct st_buffer * STbuffer)
 {
-	int i, order;
+	int i, order = STbuffer->map_data.page_order;
 
-	for (i = STbuffer->orig_frp_segs; i < STbuffer->frp_segs; i++) {
-		order = get_order(STbuffer->frp[i].length);
-		__free_pages(STbuffer->frp[i].page, order);
-		STbuffer->buffer_size -= STbuffer->frp[i].length;
+	for (i = 0; i < STbuffer->frp_segs; i++) {
+		__free_pages(STbuffer->reserved_pages[i], order);
+		STbuffer->buffer_size -= (PAGE_SIZE << order);
 	}
-	STbuffer->frp_segs = STbuffer->orig_frp_segs;
-	STbuffer->frp_sg_current = 0;
+	STbuffer->frp_segs = 0;
 	STbuffer->sg_segs = 0;
+	STbuffer->map_data.page_order = 0;
+	STbuffer->map_data.offset = 0;
 }
 
 
@@ -3811,18 +3793,19 @@ static void normalize_buffer(struct st_buffer * STbuffer)
 static int append_to_buffer(const char __user *ubp, struct st_buffer * st_bp, int do_count)
 {
 	int i, cnt, res, offset;
+	int length = PAGE_SIZE << st_bp->map_data.page_order;
 
 	for (i = 0, offset = st_bp->buffer_bytes;
-	     i < st_bp->frp_segs && offset >= st_bp->frp[i].length; i++)
-		offset -= st_bp->frp[i].length;
+	     i < st_bp->frp_segs && offset >= length; i++)
+		offset -= length;
 	if (i == st_bp->frp_segs) {	/* Should never happen */
 		printk(KERN_WARNING "st: append_to_buffer offset overflow.\n");
 		return (-EIO);
 	}
 	for (; i < st_bp->frp_segs && do_count > 0; i++) {
-		cnt = st_bp->frp[i].length - offset < do_count ?
-		    st_bp->frp[i].length - offset : do_count;
-		res = copy_from_user(page_address(st_bp->frp[i].page) + offset, ubp, cnt);
+		struct page *page = st_bp->reserved_pages[i];
+		cnt = length - offset < do_count ? length - offset : do_count;
+		res = copy_from_user(page_address(page) + offset, ubp, cnt);
 		if (res)
 			return (-EFAULT);
 		do_count -= cnt;
@@ -3842,18 +3825,19 @@ static int append_to_buffer(const char __user *ubp, struct st_buffer * st_bp, in
 static int from_buffer(struct st_buffer * st_bp, char __user *ubp, int do_count)
 {
 	int i, cnt, res, offset;
+	int length = PAGE_SIZE << st_bp->map_data.page_order;
 
 	for (i = 0, offset = st_bp->read_pointer;
-	     i < st_bp->frp_segs && offset >= st_bp->frp[i].length; i++)
-		offset -= st_bp->frp[i].length;
+	     i < st_bp->frp_segs && offset >= length; i++)
+		offset -= length;
 	if (i == st_bp->frp_segs) {	/* Should never happen */
 		printk(KERN_WARNING "st: from_buffer offset overflow.\n");
 		return (-EIO);
 	}
 	for (; i < st_bp->frp_segs && do_count > 0; i++) {
-		cnt = st_bp->frp[i].length - offset < do_count ?
-		    st_bp->frp[i].length - offset : do_count;
-		res = copy_to_user(ubp, page_address(st_bp->frp[i].page) + offset, cnt);
+		struct page *page = st_bp->reserved_pages[i];
+		cnt = length - offset < do_count ? length - offset : do_count;
+		res = copy_to_user(ubp, page_address(page) + offset, cnt);
 		if (res)
 			return (-EFAULT);
 		do_count -= cnt;
@@ -3874,6 +3858,7 @@ static void move_buffer_data(struct st_buffer * st_bp, int offset)
 {
 	int src_seg, dst_seg, src_offset = 0, dst_offset;
 	int count, total;
+	int length = PAGE_SIZE << st_bp->map_data.page_order;
 
 	if (offset == 0)
 		return;
@@ -3881,24 +3866,26 @@ static void move_buffer_data(struct st_buffer * st_bp, int offset)
 	total=st_bp->buffer_bytes - offset;
 	for (src_seg=0; src_seg < st_bp->frp_segs; src_seg++) {
 		src_offset = offset;
-		if (src_offset < st_bp->frp[src_seg].length)
+		if (src_offset < length)
 			break;
-		offset -= st_bp->frp[src_seg].length;
+		offset -= length;
 	}
 
 	st_bp->buffer_bytes = st_bp->read_pointer = total;
 	for (dst_seg=dst_offset=0; total > 0; ) {
-		count = min(st_bp->frp[dst_seg].length - dst_offset,
-			    st_bp->frp[src_seg].length - src_offset);
-		memmove(page_address(st_bp->frp[dst_seg].page) + dst_offset,
-			page_address(st_bp->frp[src_seg].page) + src_offset, count);
+		struct page *dpage = st_bp->reserved_pages[dst_seg];
+		struct page *spage = st_bp->reserved_pages[src_seg];
+
+		count = min(length - dst_offset, length - src_offset);
+		memmove(page_address(dpage) + dst_offset,
+			page_address(spage) + src_offset, count);
 		src_offset += count;
-		if (src_offset >= st_bp->frp[src_seg].length) {
+		if (src_offset >= length) {
 			src_seg++;
 			src_offset = 0;
 		}
 		dst_offset += count;
-		if (dst_offset >= st_bp->frp[dst_seg].length) {
+		if (dst_offset >= length) {
 			dst_seg++;
 			dst_offset = 0;
 		}
@@ -3906,32 +3893,6 @@ static void move_buffer_data(struct st_buffer * st_bp, int offset)
 	}
 }
 
-
-/* Fill the s/g list up to the length required for this transfer */
-static void buf_to_sg(struct st_buffer *STbp, unsigned int length)
-{
-	int i;
-	unsigned int count;
-	struct scatterlist *sg;
-	struct st_buf_fragment *frp;
-
-	if (length == STbp->frp_sg_current)
-		return;   /* work already done */
-
-	sg = &(STbp->sg[0]);
-	frp = STbp->frp;
-	for (i=count=0; count < length; i++) {
-		if (length - count > frp[i].length)
-			sg_set_page(&sg[i], frp[i].page, frp[i].length, 0);
-		else
-			sg_set_page(&sg[i], frp[i].page, length - count, 0);
-		count += sg[i].length;
-	}
-	STbp->sg_segs = i;
-	STbp->frp_sg_current = length;
-}
-
-
 /* Validate the options from command line or module parameters */
 static void validate_options(void)
 {
@@ -4026,7 +3987,7 @@ static int st_probe(struct device *dev)
 		SDp->request_queue->max_phys_segments);
 	if (st_max_sg_segs < i)
 		i = st_max_sg_segs;
-	buffer = new_tape_buffer(1, (SDp->host)->unchecked_isa_dma, i);
+	buffer = new_tape_buffer((SDp->host)->unchecked_isa_dma, i);
 	if (buffer == NULL) {
 		printk(KERN_ERR
 		       "st: Can't allocate new tape buffer. Device not attached.\n");
@@ -4280,8 +4241,8 @@ static void scsi_tape_release(struct kref *kref)
 	tpnt->device = NULL;
 
 	if (tpnt->buffer) {
-		tpnt->buffer->orig_frp_segs = 0;
 		normalize_buffer(tpnt->buffer);
+		kfree(tpnt->buffer->reserved_pages);
 		kfree(tpnt->buffer);
 	}
 
@@ -4567,14 +4528,16 @@ out:
 }
 
 /* The following functions may be useful for a larger audience. */
-static int sgl_map_user_pages(struct scatterlist *sgl, const unsigned int max_pages, 
-			      unsigned long uaddr, size_t count, int rw)
+static int sgl_map_user_pages(struct st_buffer *STbp,
+			      const unsigned int max_pages, unsigned long uaddr,
+			      size_t count, int rw)
 {
 	unsigned long end = (uaddr + count + PAGE_SIZE - 1) >> PAGE_SHIFT;
 	unsigned long start = uaddr >> PAGE_SHIFT;
 	const int nr_pages = end - start;
 	int res, i, j;
 	struct page **pages;
+	struct rq_map_data *mdata = &STbp->map_data;
 
 	/* User attempted Overflow! */
 	if ((uaddr + count) < uaddr)
@@ -4616,24 +4579,11 @@ static int sgl_map_user_pages(struct scatterlist *sgl, const unsigned int max_pa
 		flush_dcache_page(pages[i]);
         }
 
-	/* Populate the scatter/gather list */
-	sg_set_page(&sgl[0], pages[0], 0, uaddr & ~PAGE_MASK);
-	if (nr_pages > 1) {
-		sgl[0].length = PAGE_SIZE - sgl[0].offset;
-		count -= sgl[0].length;
-		for (i=1; i < nr_pages ; i++) {
-			sg_set_page(&sgl[i], pages[i],
-				    count < PAGE_SIZE ? count : PAGE_SIZE, 0);;
-			count -= PAGE_SIZE;
-		}
-	}
-	else {
-		sgl[0].length = count;
-	}
+	mdata->offset = uaddr & ~PAGE_MASK;
+	mdata->page_order = 0;
+	STbp->mapped_pages = pages;
 
-	kfree(pages);
 	return nr_pages;
-
  out_unmap:
 	if (res > 0) {
 		for (j=0; j < res; j++)
@@ -4646,13 +4596,13 @@ static int sgl_map_user_pages(struct scatterlist *sgl, const unsigned int max_pa
 
 
 /* And unmap them... */
-static int sgl_unmap_user_pages(struct scatterlist *sgl, const unsigned int nr_pages,
-				int dirtied)
+static int sgl_unmap_user_pages(struct st_buffer *STbp,
+				const unsigned int nr_pages, int dirtied)
 {
 	int i;
 
 	for (i=0; i < nr_pages; i++) {
-		struct page *page = sg_page(&sgl[i]);
+		struct page *page = STbp->mapped_pages[i];
 
 		if (dirtied)
 			SetPageDirty(page);
@@ -4661,6 +4611,8 @@ static int sgl_unmap_user_pages(struct scatterlist *sgl, const unsigned int nr_p
 		 */
 		page_cache_release(page);
 	}
+	kfree(STbp->mapped_pages);
+	STbp->mapped_pages = NULL;
 
 	return 0;
 }
diff --git a/drivers/scsi/st.h b/drivers/scsi/st.h
index b92712f95931..544dc6b1f548 100644
--- a/drivers/scsi/st.h
+++ b/drivers/scsi/st.h
@@ -29,6 +29,7 @@ struct st_request {
 	int result;
 	struct scsi_tape *stp;
 	struct completion *waiting;
+	struct bio *bio;
 };
 
 /* The tape buffer descriptor. */
@@ -44,20 +45,13 @@ struct st_buffer {
 	int syscall_result;
 	struct st_request *last_SRpnt;
 	struct st_cmdstatus cmdstat;
+	struct page **reserved_pages;
+	struct page **mapped_pages;
+	struct rq_map_data map_data;
 	unsigned char *b_data;
 	unsigned short use_sg;	/* zero or max number of s/g segments for this adapter */
 	unsigned short sg_segs;		/* number of segments in s/g list */
-	unsigned short orig_frp_segs;	/* number of segments allocated at first try */
 	unsigned short frp_segs;	/* number of buffer segments */
-	unsigned int frp_sg_current;	/* driver buffer length currently in s/g list */
-	struct st_buf_fragment *frp;	/* the allocated buffer fragment list */
-	struct scatterlist sg[1];	/* MUST BE last item */
-};
-
-/* The tape buffer fragment descriptor */
-struct st_buf_fragment {
-	struct page *page;
-	unsigned int length;
 };
 
 /* The tape mode definition */
diff --git a/drivers/scsi/zalon.c b/drivers/scsi/zalon.c
index 3c4a300494a4..a8d61a62522e 100644
--- a/drivers/scsi/zalon.c
+++ b/drivers/scsi/zalon.c
@@ -137,8 +137,8 @@ zalon_probe(struct parisc_device *dev)
 		goto fail;
 
 	if (request_irq(dev->irq, ncr53c8xx_intr, IRQF_SHARED, "zalon", host)) {
-		printk(KERN_ERR "%s: irq problem with %d, detaching\n ",
-			dev->dev.bus_id, dev->irq);
+	  dev_printk(KERN_ERR, dev, "irq problem with %d, detaching\n ",
+		     dev->irq);
 		goto fail;
 	}
 
diff --git a/fs/bio.c b/fs/bio.c
index 711cee103602..062299acbccd 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -788,6 +788,7 @@ struct bio *bio_copy_user_iov(struct request_queue *q,
 	int i, ret;
 	int nr_pages = 0;
 	unsigned int len = 0;
+	unsigned int offset = map_data ? map_data->offset & ~PAGE_MASK : 0;
 
 	for (i = 0; i < iov_count; i++) {
 		unsigned long uaddr;
@@ -814,35 +815,42 @@ struct bio *bio_copy_user_iov(struct request_queue *q,
 	bio->bi_rw |= (!write_to_vm << BIO_RW);
 
 	ret = 0;
-	i = 0;
-	while (len) {
-		unsigned int bytes;
 
-		if (map_data)
-			bytes = 1U << (PAGE_SHIFT + map_data->page_order);
-		else
-			bytes = PAGE_SIZE;
+	if (map_data) {
+		nr_pages = 1 << map_data->page_order;
+		i = map_data->offset / PAGE_SIZE;
+	}
+	while (len) {
+		unsigned int bytes = PAGE_SIZE;
+
+		bytes -= offset;
 
 		if (bytes > len)
 			bytes = len;
 
 		if (map_data) {
-			if (i == map_data->nr_entries) {
+			if (i == map_data->nr_entries * nr_pages) {
 				ret = -ENOMEM;
 				break;
 			}
-			page = map_data->pages[i++];
-		} else
+
+			page = map_data->pages[i / nr_pages];
+			page += (i % nr_pages);
+
+			i++;
+		} else {
 			page = alloc_page(q->bounce_gfp | gfp_mask);
-		if (!page) {
-			ret = -ENOMEM;
-			break;
+			if (!page) {
+				ret = -ENOMEM;
+				break;
+			}
 		}
 
-		if (bio_add_pc_page(q, bio, page, bytes, 0) < bytes)
+		if (bio_add_pc_page(q, bio, page, bytes, offset) < bytes)
 			break;
 
 		len -= bytes;
+		offset = 0;
 	}
 
 	if (ret)
@@ -851,7 +859,7 @@ struct bio *bio_copy_user_iov(struct request_queue *q,
 	/*
 	 * success
 	 */
-	if (!write_to_vm) {
+	if (!write_to_vm && (!map_data || !map_data->null_mapped)) {
 		ret = __bio_copy_iov(bio, bio->bi_io_vec, iov, iov_count, 0, 0);
 		if (ret)
 			goto cleanup;
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 7035cec583b6..044467ef7b11 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -690,6 +690,8 @@ struct rq_map_data {
 	struct page **pages;
 	int page_order;
 	int nr_entries;
+	unsigned long offset;
+	int null_mapped;
 };
 
 struct req_iterator {
diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index 6e04e6fe79c7..c9184f756cad 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -358,6 +358,7 @@ struct fc_rport {	/* aka fc_starget_attrs */
 #define FC_RPORT_DEVLOSS_PENDING	0x01
 #define FC_RPORT_SCAN_PENDING		0x02
 #define FC_RPORT_FAST_FAIL_TIMEDOUT	0x04
+#define FC_RPORT_DEVLOSS_CALLBK_DONE	0x08
 
 #define	dev_to_rport(d)				\
 	container_of(d, struct fc_rport, dev)