Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

8 files changed, 567 insertions, 558 deletions

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 4262a22adc2..537836068c4 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -313,13 +313,13 @@ mpt_reply(MPT_ADAPTER *ioc, u32 pa)
 		u32	 log_info = le32_to_cpu(mr->u.reply.IOCLogInfo);
 		if (ioc->bus_type == FC)
 			mpt_fc_log_info(ioc, log_info);
-		else if (ioc->bus_type == SCSI)
+		else if (ioc->bus_type == SPI)
 			mpt_sp_log_info(ioc, log_info);
 		else if (ioc->bus_type == SAS)
 			mpt_sas_log_info(ioc, log_info);
 	}
 	if (ioc_stat & MPI_IOCSTATUS_MASK) {
-		if (ioc->bus_type == SCSI &&
+		if (ioc->bus_type == SPI &&
 		    cb_idx != mpt_stm_index &&
 		    cb_idx != mpt_lan_index)
 			mpt_sp_ioc_info(ioc, (u32)ioc_stat, mf);
@@ -1376,7 +1376,7 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	}
 	else if (pdev->device == MPI_MANUFACTPAGE_DEVID_53C1030) {
 		ioc->prod_name = "LSI53C1030";
-		ioc->bus_type = SCSI;
+		ioc->bus_type = SPI;
 		/* 1030 Chip Fix. Disable Split transactions
 		 * for PCIX. Set MOST bits to zero if Rev < C0( = 8).
 		 */
@@ -1389,7 +1389,7 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	}
 	else if (pdev->device == MPI_MANUFACTPAGE_DEVID_1030_53C1035) {
 		ioc->prod_name = "LSI53C1035";
-		ioc->bus_type = SCSI;
+		ioc->bus_type = SPI;
 	}
 	else if (pdev->device == MPI_MANUFACTPAGE_DEVID_SAS1064) {
 		ioc->prod_name = "LSISAS1064";
@@ -3042,7 +3042,7 @@ mpt_downloadboot(MPT_ADAPTER *ioc, MpiFwHeader_t *pFwHeader, int sleepFlag)
 	/* Clear the internal flash bad bit - autoincrementing register,
 	 * so must do two writes.
 	 */
-	if (ioc->bus_type == SCSI) {
+	if (ioc->bus_type == SPI) {
 		/*
 		 * 1030 and 1035 H/W errata, workaround to access
 		 * the ClearFlashBadSignatureBit
@@ -3152,7 +3152,7 @@ KickStart(MPT_ADAPTER *ioc, int force, int sleepFlag)
 	int cnt,cntdn;
 
 	dinitprintk((KERN_WARNING MYNAM ": KickStarting %s!\n", ioc->name));
-	if (ioc->bus_type == SCSI) {
+	if (ioc->bus_type == SPI) {
 		/* Always issue a Msg Unit Reset first. This will clear some
 		 * SCSI bus hang conditions.
 		 */
@@ -3580,7 +3580,7 @@ initChainBuffers(MPT_ADAPTER *ioc)
 	dinitprintk((KERN_INFO MYNAM ": %s Now numSGE=%d num_sge=%d num_chain=%d\n",
 		ioc->name, numSGE, num_sge, num_chain));
 
-	if (ioc->bus_type == SCSI)
+	if (ioc->bus_type == SPI)
 		num_chain *= MPT_SCSI_CAN_QUEUE;
 	else
 		num_chain *= MPT_FC_CAN_QUEUE;
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index bac8eb4186d..6c48d1f54ac 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -76,8 +76,8 @@
 #define COPYRIGHT	"Copyright (c) 1999-2005 " MODULEAUTHOR
 #endif
 
-#define MPT_LINUX_VERSION_COMMON	"3.03.04"
-#define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.03.04"
+#define MPT_LINUX_VERSION_COMMON	"3.03.05"
+#define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.03.05"
 #define WHAT_MAGIC_STRING		"@" "(" "#" ")"
 
 #define show_mptmod_ver(s,ver)  \
@@ -321,7 +321,7 @@ typedef struct _SYSIF_REGS
  *	Dynamic Multi-Pathing specific stuff...
  */
 
-/* VirtDevice negoFlags field */
+/* VirtTarget negoFlags field */
 #define MPT_TARGET_NO_NEGO_WIDE		0x01
 #define MPT_TARGET_NO_NEGO_SYNC		0x02
 #define MPT_TARGET_NO_NEGO_QAS		0x04
@@ -330,8 +330,7 @@ typedef struct _SYSIF_REGS
 /*
  *	VirtDevice - FC LUN device or SCSI target device
  */
-typedef struct _VirtDevice {
-	struct scsi_device	*device;
+typedef struct _VirtTarget {
 	u8			 tflags;
 	u8			 ioc_id;
 	u8			 target_id;
@@ -342,21 +341,18 @@ typedef struct _VirtDevice {
 	u8			 negoFlags;	/* bit field, see above */
 	u8			 raidVolume;	/* set, if RAID Volume */
 	u8			 type;		/* byte 0 of Inquiry data */
-	u8			 cflags;	/* controller flags */
-	u8			 rsvd1raid;
-	u16			 fc_phys_lun;
-	u16			 fc_xlat_lun;
 	u32			 num_luns;
 	u32			 luns[8];		/* Max LUNs is 256 */
-	u8			 pad[4];
 	u8			 inq_data[8];
-		/* IEEE Registered Extended Identifier
-		   obtained via INQUIRY VPD page 0x83 */
-		/* NOTE: Do not separate uniq_prepad and uniq_data
-		   as they are treateed as a single entity in the code */
-	u8			 uniq_prepad[8];
-	u8			 uniq_data[20];
-	u8			 pad2[4];
+} VirtTarget;
+
+typedef struct _VirtDevice {
+	VirtTarget	 	*vtarget;
+	u8			 ioc_id;
+	u8			 bus_id;
+	u8			 target_id;
+	u8			 configured_lun;
+	u32			 lun;
 } VirtDevice;
 
 /*
@@ -903,7 +899,7 @@ typedef struct _MPT_LOCAL_REPLY {
 
 typedef enum {
 	FC,
-	SCSI,
+	SPI,
 	SAS
 } BUS_TYPE;
 
@@ -912,7 +908,7 @@ typedef struct _MPT_SCSI_HOST {
 	int			  port;
 	u32			  pad0;
 	struct scsi_cmnd	**ScsiLookup;
-	VirtDevice		**Targets;
+	VirtTarget		**Targets;
 	MPT_LOCAL_REPLY		 *pLocal;		/* used for internal commands */
 	struct timer_list	  timer;
 		/* Pool of memory for holding SCpnts before doing
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index 602138f8544..959d2c5951b 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -1245,7 +1245,7 @@ mptctl_gettargetinfo (unsigned long arg)
 	MPT_ADAPTER		*ioc;
 	struct Scsi_Host	*sh;
 	MPT_SCSI_HOST		*hd;
-	VirtDevice		*vdev;
+	VirtTarget		*vdev;
 	char			*pmem;
 	int			*pdata;
 	IOCPage2_t		*pIoc2;
@@ -1822,7 +1822,7 @@ mptctl_do_mpt_command (struct mpt_ioctl_command karg, void __user *mfPtr)
 	case MPI_FUNCTION_SCSI_IO_REQUEST:
 		if (ioc->sh) {
 			SCSIIORequest_t *pScsiReq = (SCSIIORequest_t *) mf;
-			VirtDevice	*pTarget = NULL;
+			VirtTarget	*pTarget = NULL;
 			MPT_SCSI_HOST	*hd = NULL;
 			int qtag = MPI_SCSIIO_CONTROL_UNTAGGED;
 			int scsidir = 0;
diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c
index a628be9bbba..ba61e182885 100644
--- a/drivers/message/fusion/mptfc.c
+++ b/drivers/message/fusion/mptfc.c
@@ -84,13 +84,16 @@ static int	mptfcTaskCtx = -1;
 static int	mptfcInternalCtx = -1; /* Used only for internal commands */
 
 static struct scsi_host_template mptfc_driver_template = {
+	.module				= THIS_MODULE,
 	.proc_name			= "mptfc",
 	.proc_info			= mptscsih_proc_info,
 	.name				= "MPT FC Host",
 	.info				= mptscsih_info,
 	.queuecommand			= mptscsih_qcmd,
+	.target_alloc			= mptscsih_target_alloc,
 	.slave_alloc			= mptscsih_slave_alloc,
 	.slave_configure		= mptscsih_slave_configure,
+	.target_destroy			= mptscsih_target_destroy,
 	.slave_destroy			= mptscsih_slave_destroy,
 	.change_queue_depth 		= mptscsih_change_queue_depth,
 	.eh_abort_handler		= mptscsih_abort,
@@ -167,13 +170,15 @@ mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		printk(MYIOC_s_WARN_FMT
 		  "Skipping because it's not operational!\n",
 		  ioc->name);
-		return -ENODEV;
+		error = -ENODEV;
+		goto out_mptfc_probe;
 	}
 
 	if (!ioc->active) {
 		printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n",
 		  ioc->name);
-		return -ENODEV;
+		error = -ENODEV;
+		goto out_mptfc_probe;
 	}
 
 	/*  Sanity check - ensure at least 1 port is INITIATOR capable
@@ -198,7 +203,8 @@ mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		printk(MYIOC_s_WARN_FMT
 			"Unable to register controller with SCSI subsystem\n",
 			ioc->name);
-                return -1;
+		error = -1;
+		goto out_mptfc_probe;
         }
 
 	spin_lock_irqsave(&ioc->FreeQlock, flags);
@@ -266,7 +272,7 @@ mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	mem = kmalloc(sz, GFP_ATOMIC);
 	if (mem == NULL) {
 		error = -ENOMEM;
-		goto mptfc_probe_failed;
+		goto out_mptfc_probe;
 	}
 
 	memset(mem, 0, sz);
@@ -284,14 +290,14 @@ mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	mem = kmalloc(sz, GFP_ATOMIC);
 	if (mem == NULL) {
 		error = -ENOMEM;
-		goto mptfc_probe_failed;
+		goto out_mptfc_probe;
 	}
 
 	memset(mem, 0, sz);
-	hd->Targets = (VirtDevice **) mem;
+	hd->Targets = (VirtTarget **) mem;
 
 	dprintk((KERN_INFO
-	  "  Targets @ %p, sz=%d\n", hd->Targets, sz));
+	  "  vdev @ %p, sz=%d\n", hd->Targets, sz));
 
 	/* Clear the TM flags
 	 */
@@ -330,13 +336,13 @@ mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	if(error) {
 		dprintk((KERN_ERR MYNAM
 		  "scsi_add_host failed\n"));
-		goto mptfc_probe_failed;
+		goto out_mptfc_probe;
 	}
 
 	scsi_scan_host(sh);
 	return 0;
 
-mptfc_probe_failed:
+out_mptfc_probe:
 
 	mptscsih_remove(pdev);
 	return error;
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index e0a8bb8ba7d..17e9757e728 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -228,31 +228,35 @@ static void mptsas_print_expander_pg1(SasExpanderPage1_t *pg1)
  * implement ->target_alloc.
  */
 static int
-mptsas_slave_alloc(struct scsi_device *device)
+mptsas_slave_alloc(struct scsi_device *sdev)
 {
-	struct Scsi_Host	*host = device->host;
+	struct Scsi_Host	*host = sdev->host;
 	MPT_SCSI_HOST		*hd = (MPT_SCSI_HOST *)host->hostdata;
 	struct sas_rphy		*rphy;
 	struct mptsas_portinfo	*p;
+	VirtTarget		*vtarget;
 	VirtDevice		*vdev;
-	uint			target = device->id;
+	struct scsi_target 	*starget;
 	int i;
 
-	if ((vdev = hd->Targets[target]) != NULL)
-		goto out;
-
 	vdev = kmalloc(sizeof(VirtDevice), GFP_KERNEL);
 	if (!vdev) {
 		printk(MYIOC_s_ERR_FMT "slave_alloc kmalloc(%zd) FAILED!\n",
 				hd->ioc->name, sizeof(VirtDevice));
 		return -ENOMEM;
 	}
-
 	memset(vdev, 0, sizeof(VirtDevice));
-	vdev->tflags = MPT_TARGET_FLAGS_Q_YES|MPT_TARGET_FLAGS_VALID_INQUIRY;
 	vdev->ioc_id = hd->ioc->id;
+	sdev->hostdata = vdev;
+	starget = scsi_target(sdev);
+	vtarget = starget->hostdata;
+	vdev->vtarget = vtarget;
+	if (vtarget->num_luns == 0) {
+		vtarget->tflags = MPT_TARGET_FLAGS_Q_YES|MPT_TARGET_FLAGS_VALID_INQUIRY;
+		hd->Targets[sdev->id] = vtarget;
+	}
 
-	rphy = dev_to_rphy(device->sdev_target->dev.parent);
+	rphy = dev_to_rphy(sdev->sdev_target->dev.parent);
 	list_for_each_entry(p, &hd->ioc->sas_topology, list) {
 		for (i = 0; i < p->num_phys; i++) {
 			if (p->phy_info[i].attached.sas_address ==
@@ -260,7 +264,7 @@ mptsas_slave_alloc(struct scsi_device *device)
 				vdev->target_id =
 					p->phy_info[i].attached.target;
 				vdev->bus_id = p->phy_info[i].attached.bus;
-				hd->Targets[device->id] = vdev;
+				vdev->lun = sdev->lun;
 				goto out;
 			}
 		}
@@ -271,19 +275,24 @@ mptsas_slave_alloc(struct scsi_device *device)
 	return -ENODEV;
 
  out:
-	vdev->num_luns++;
-	device->hostdata = vdev;
+	vtarget->ioc_id = vdev->ioc_id;
+	vtarget->target_id = vdev->target_id;
+	vtarget->bus_id = vdev->bus_id;
+	vtarget->num_luns++;
 	return 0;
 }
 
 static struct scsi_host_template mptsas_driver_template = {
+	.module				= THIS_MODULE,
 	.proc_name			= "mptsas",
 	.proc_info			= mptscsih_proc_info,
 	.name				= "MPT SPI Host",
 	.info				= mptscsih_info,
 	.queuecommand			= mptscsih_qcmd,
+	.target_alloc			= mptscsih_target_alloc,
 	.slave_alloc			= mptsas_slave_alloc,
 	.slave_configure		= mptscsih_slave_configure,
+	.target_destroy			= mptscsih_target_destroy,
 	.slave_destroy			= mptscsih_slave_destroy,
 	.change_queue_depth 		= mptscsih_change_queue_depth,
 	.eh_abort_handler		= mptscsih_abort,
@@ -986,7 +995,6 @@ mptsas_probe_hba_phys(MPT_ADAPTER *ioc, int *index)
 		goto out_free_port_info;
 
 	list_add_tail(&port_info->list, &ioc->sas_topology);
-
 	for (i = 0; i < port_info->num_phys; i++) {
 		mptsas_sas_phy_pg0(ioc, &port_info->phy_info[i],
 			(MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER <<
@@ -1133,13 +1141,15 @@ mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		printk(MYIOC_s_WARN_FMT
 		  "Skipping because it's not operational!\n",
 		  ioc->name);
-		return -ENODEV;
+		error = -ENODEV;
+		goto out_mptsas_probe;
 	}
 
 	if (!ioc->active) {
 		printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n",
 		  ioc->name);
-		return -ENODEV;
+		error = -ENODEV;
+		goto out_mptsas_probe;
 	}
 
 	/*  Sanity check - ensure at least 1 port is INITIATOR capable
@@ -1163,7 +1173,8 @@ mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		printk(MYIOC_s_WARN_FMT
 			"Unable to register controller with SCSI subsystem\n",
 			ioc->name);
-                return -1;
+		error = -1;
+		goto out_mptsas_probe;
         }
 
 	spin_lock_irqsave(&ioc->FreeQlock, flags);
@@ -1237,7 +1248,7 @@ mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	mem = kmalloc(sz, GFP_ATOMIC);
 	if (mem == NULL) {
 		error = -ENOMEM;
-		goto mptsas_probe_failed;
+		goto out_mptsas_probe;
 	}
 
 	memset(mem, 0, sz);
@@ -1255,14 +1266,14 @@ mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	mem = kmalloc(sz, GFP_ATOMIC);
 	if (mem == NULL) {
 		error = -ENOMEM;
-		goto mptsas_probe_failed;
+		goto out_mptsas_probe;
 	}
 
 	memset(mem, 0, sz);
-	hd->Targets = (VirtDevice **) mem;
+	hd->Targets = (VirtTarget **) mem;
 
 	dprintk((KERN_INFO
-	  "  Targets @ %p, sz=%d\n", hd->Targets, sz));
+	  "  vtarget @ %p, sz=%d\n", hd->Targets, sz));
 
 	/* Clear the TM flags
 	 */
@@ -1308,14 +1319,14 @@ mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	if (error) {
 		dprintk((KERN_ERR MYNAM
 		  "scsi_add_host failed\n"));
-		goto mptsas_probe_failed;
+		goto out_mptsas_probe;
 	}
 
 	mptsas_scan_sas_topology(ioc);
 
 	return 0;
 
-mptsas_probe_failed:
+out_mptsas_probe:
 
 	mptscsih_remove(pdev);
 	return error;
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index b7b9846ff3f..93a16fa3c4b 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -150,28 +150,29 @@ static int	mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 tar
 int		mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset);
 int		mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply);
 
-static void	mptscsih_initTarget(MPT_SCSI_HOST *hd, int bus_id, int target_id, u8 lun, char *data, int dlen);
-static void	mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtDevice *target, char byte56);
-static void	mptscsih_set_dvflags(MPT_SCSI_HOST *hd, SCSIIORequest_t *pReq);
+static void	mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, u8 lun, char *data, int dlen);
+static void	mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *vtarget, char byte56);
 static void	mptscsih_setDevicePage1Flags (u8 width, u8 factor, u8 offset, int *requestedPtr, int *configurationPtr, u8 flags);
-static void	mptscsih_no_negotiate(MPT_SCSI_HOST *hd, int target_id);
+static void	mptscsih_no_negotiate(MPT_SCSI_HOST *hd, struct scsi_cmnd *sc);
 static int	mptscsih_writeSDP1(MPT_SCSI_HOST *hd, int portnum, int target, int flags);
 static int	mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int target_id, int bus);
 int		mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r);
 static int	mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *iocmd);
-static int	mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, int portnum);
+static void	mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice);
+static void	mptscsih_negotiate_to_asyn_narrow(MPT_SCSI_HOST *hd, VirtTarget *vtarget);
+static int	mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id);
 
 static struct work_struct   mptscsih_persistTask;
 
 #ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION
 static int	mptscsih_do_raid(MPT_SCSI_HOST *hd, u8 action, INTERNAL_CMD *io);
 static void	mptscsih_domainValidation(void *hd);
-static int	mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id);
 static void	mptscsih_qas_check(MPT_SCSI_HOST *hd, int id);
 static int	mptscsih_doDv(MPT_SCSI_HOST *hd, int channel, int target);
 static void	mptscsih_dv_parms(MPT_SCSI_HOST *hd, DVPARAMETERS *dv,void *pPage);
 static void	mptscsih_fillbuf(char *buffer, int size, int index, int width);
 static void	mptscsih_set_dvflags_raid(MPT_SCSI_HOST *hd, int id);
+static void	mptscsih_set_dvflags(MPT_SCSI_HOST *hd, struct scsi_cmnd *sc);
 #endif
 
 void 		mptscsih_remove(struct pci_dev *);
@@ -627,7 +628,7 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
 		dreplyprintk((KERN_NOTICE "Reply ha=%d id=%d lun=%d:\n"
 			"IOCStatus=%04xh SCSIState=%02xh SCSIStatus=%02xh\n"
 			"resid=%d bufflen=%d xfer_cnt=%d\n",
-			ioc->id, pScsiReq->TargetID, pScsiReq->LUN[1],
+			ioc->id, sc->device->id, sc->device->lun,
 			status, scsi_state, scsi_status, sc->resid,
 			sc->request_bufflen, xfer_cnt));
 
@@ -641,7 +642,7 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
 		    pScsiReply->ResponseInfo) {
 			printk(KERN_NOTICE "ha=%d id=%d lun=%d: "
 			"FCP_ResponseInfo=%08xh\n",
-			ioc->id, pScsiReq->TargetID, pScsiReq->LUN[1],
+			ioc->id, sc->device->id, sc->device->lun,
 			le32_to_cpu(pScsiReply->ResponseInfo));
 		}
 
@@ -677,8 +678,8 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
 			sc->result = DID_RESET << 16;
 
 			/* GEM Workaround. */
-			if (ioc->bus_type == SCSI)
-				mptscsih_no_negotiate(hd, sc->device->id);
+			if (ioc->bus_type == SPI)
+				mptscsih_no_negotiate(hd, sc);
 			break;
 
 		case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:	/* 0x0049 */
@@ -892,16 +893,15 @@ mptscsih_flush_running_cmds(MPT_SCSI_HOST *hd)
  *		when a lun is disable by mid-layer.
  *		Do NOT access the referenced scsi_cmnd structure or
  *		members. Will cause either a paging or NULL ptr error.
- *	@hd: Pointer to a SCSI HOST structure
- *	@target: target id
- *	@lun: lun
+ *      @hd: Pointer to a SCSI HOST structure
+ *	@vdevice: per device private data
  *
  *	Returns: None.
  *
  *	Called from slave_destroy.
  */
 static void
-mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, uint target, uint lun)
+mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, VirtDevice *vdevice)
 {
 	SCSIIORequest_t	*mf = NULL;
 	int		 ii;
@@ -909,7 +909,7 @@ mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, uint target, uint lun)
 	struct scsi_cmnd *sc;
 
 	dsprintk((KERN_INFO MYNAM ": search_running target %d lun %d max %d\n",
-			target, lun, max));
+			vdevice->target_id, vdevice->lun, max));
 
 	for (ii=0; ii < max; ii++) {
 		if ((sc = hd->ScsiLookup[ii]) != NULL) {
@@ -919,7 +919,7 @@ mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, uint target, uint lun)
 			dsprintk(( "search_running: found (sc=%p, mf = %p) target %d, lun %d \n",
 					hd->ScsiLookup[ii], mf, mf->TargetID, mf->LUN[1]));
 
-			if ((mf->TargetID != ((u8)target)) || (mf->LUN[1] != ((u8) lun)))
+			if ((mf->TargetID != ((u8)vdevice->target_id)) || (mf->LUN[1] != ((u8) vdevice->lun)))
 				continue;
 
 			/* Cleanup
@@ -993,8 +993,10 @@ mptscsih_remove(struct pci_dev *pdev)
 	MPT_ADAPTER 		*ioc = pci_get_drvdata(pdev);
 	struct Scsi_Host 	*host = ioc->sh;
 	MPT_SCSI_HOST		*hd;
+#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION
 	int 		 	count;
 	unsigned long	 	flags;
+#endif	
 	int sz1;
 
 	if(!host) {
@@ -1075,11 +1077,6 @@ mptscsih_shutdown(struct pci_dev *pdev)
 
 	hd = (MPT_SCSI_HOST *)host->hostdata;
 
-	/* Flush the cache of this adapter
-	 */
-	if(hd != NULL)
-		mptscsih_synchronize_cache(hd, 0);
-
 }
 
 #ifdef CONFIG_PM
@@ -1286,7 +1283,7 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
 	MPT_SCSI_HOST		*hd;
 	MPT_FRAME_HDR		*mf;
 	SCSIIORequest_t		*pScsiReq;
-	VirtDevice		*pTarget = SCpnt->device->hostdata;
+	VirtDevice		*vdev = SCpnt->device->hostdata;
 	int	 lun;
 	u32	 datalen;
 	u32	 scsictl;
@@ -1341,8 +1338,8 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
 	/* Default to untagged. Once a target structure has been allocated,
 	 * use the Inquiry data to determine if device supports tagged.
 	 */
-	if (pTarget
-	    && (pTarget->tflags & MPT_TARGET_FLAGS_Q_YES)
+	if (vdev
+	    && (vdev->vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)
 	    && (SCpnt->device->tagged_supported)) {
 		scsictl = scsidir | MPI_SCSIIO_CONTROL_SIMPLEQ;
 	} else {
@@ -1351,8 +1348,8 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
 
 	/* Use the above information to set up the message frame
 	 */
-	pScsiReq->TargetID = (u8) pTarget->target_id;
-	pScsiReq->Bus = pTarget->bus_id;
+	pScsiReq->TargetID = (u8) vdev->target_id;
+	pScsiReq->Bus = vdev->bus_id;
 	pScsiReq->ChainOffset = 0;
 	pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST;
 	pScsiReq->CDBLength = SCpnt->cmd_len;
@@ -1403,8 +1400,8 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
 	SCpnt->host_scribble = NULL;
 
 #ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION
-	if (hd->ioc->bus_type == SCSI) {
-		int dvStatus = hd->ioc->spi_data.dvStatus[pTarget->target_id];
+	if (hd->ioc->bus_type == SPI) {
+		int dvStatus = hd->ioc->spi_data.dvStatus[vdev->target_id];
 		int issueCmd = 1;
 
 		if (dvStatus || hd->ioc->spi_data.forceDv) {
@@ -1437,7 +1434,7 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
 			/* Set the DV flags.
 			 */
 			if (dvStatus & MPT_SCSICFG_DV_NOT_DONE)
-				mptscsih_set_dvflags(hd, pScsiReq);
+				mptscsih_set_dvflags(hd, SCpnt);
 
 			if (!issueCmd)
 				goto fail;
@@ -1741,6 +1738,7 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
 	u32		 ctx2abort;
 	int		 scpnt_idx;
 	int		 retval;
+	VirtDevice	 *vdev;
 
 	/* If we can't locate our host adapter structure, return FAILED status.
 	 */
@@ -1790,8 +1788,9 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
 
 	hd->abortSCpnt = SCpnt;
 
+	vdev = SCpnt->device->hostdata;
 	retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
-		SCpnt->device->channel, SCpnt->device->id, SCpnt->device->lun,
+		vdev->bus_id, vdev->target_id, vdev->lun,
 		ctx2abort, 2 /* 2 second timeout */);
 
 	printk (KERN_WARNING MYNAM ": %s: task abort: %s (sc=%p)\n",
@@ -1822,6 +1821,7 @@ mptscsih_dev_reset(struct scsi_cmnd * SCpnt)
 {
 	MPT_SCSI_HOST	*hd;
 	int		 retval;
+	VirtDevice	 *vdev;
 
 	/* If we can't locate our host adapter structure, return FAILED status.
 	 */
@@ -1839,8 +1839,9 @@ mptscsih_dev_reset(struct scsi_cmnd * SCpnt)
 	       hd->ioc->name, SCpnt);
 	scsi_print_command(SCpnt);
 
+	vdev = SCpnt->device->hostdata;
 	retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET,
-		SCpnt->device->channel, SCpnt->device->id,
+		vdev->bus_id, vdev->target_id,
 		0, 0, 5 /* 5 second timeout */);
 
 	printk (KERN_WARNING MYNAM ": %s: target reset: %s (sc=%p)\n",
@@ -1871,6 +1872,7 @@ mptscsih_bus_reset(struct scsi_cmnd * SCpnt)
 {
 	MPT_SCSI_HOST	*hd;
 	int		 retval;
+	VirtDevice	 *vdev;
 
 	/* If we can't locate our host adapter structure, return FAILED status.
 	 */
@@ -1888,8 +1890,9 @@ mptscsih_bus_reset(struct scsi_cmnd * SCpnt)
 	if (hd->timeouts < -1)
 		hd->timeouts++;
 
+	vdev = SCpnt->device->hostdata;
 	retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
-		SCpnt->device->channel, 0, 0, 0, 5 /* 5 second timeout */);
+		vdev->bus_id, 0, 0, 0, 5 /* 5 second timeout */);
 
 	printk (KERN_WARNING MYNAM ": %s: bus reset: %s (sc=%p)\n",
 		hd->ioc->name,
@@ -2151,23 +2154,36 @@ mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev,
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /*
  *	OS entry point to allow host driver to alloc memory
+ *	for each scsi target. Called once per device the bus scan.
+ *	Return non-zero if allocation fails.
+ */
+int
+mptscsih_target_alloc(struct scsi_target *starget)
+{
+	VirtTarget		*vtarget;
+
+	vtarget = kmalloc(sizeof(VirtTarget), GFP_KERNEL);
+	if (!vtarget)
+		return -ENOMEM;
+	memset(vtarget, 0, sizeof(VirtTarget));
+	starget->hostdata = vtarget;
+	return 0;
+}
+
+/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
+/*
+ *	OS entry point to allow host driver to alloc memory
  *	for each scsi device. Called once per device the bus scan.
  *	Return non-zero if allocation fails.
- *	Init memory once per id (not LUN).
  */
 int
-mptscsih_slave_alloc(struct scsi_device *device)
+mptscsih_slave_alloc(struct scsi_device *sdev)
 {
-	struct Scsi_Host	*host = device->host;
+	struct Scsi_Host	*host = sdev->host;
 	MPT_SCSI_HOST		*hd = (MPT_SCSI_HOST *)host->hostdata;
+	VirtTarget		*vtarget;
 	VirtDevice		*vdev;
-	uint			target = device->id;
-
-	if (hd == NULL)
-		return -ENODEV;
-
-	if ((vdev = hd->Targets[target]) != NULL)
-		goto out;
+	struct scsi_target 	*starget;
 
 	vdev = kmalloc(sizeof(VirtDevice), GFP_KERNEL);
 	if (!vdev) {
@@ -2177,25 +2193,33 @@ mptscsih_slave_alloc(struct scsi_device *device)
 	}
 
 	memset(vdev, 0, sizeof(VirtDevice));
-	vdev->tflags = MPT_TARGET_FLAGS_Q_YES;
 	vdev->ioc_id = hd->ioc->id;
-	vdev->target_id = device->id;
-	vdev->bus_id = device->channel;
-	vdev->raidVolume = 0;
-	hd->Targets[device->id] = vdev;
-	if (hd->ioc->bus_type == SCSI) {
-		if (hd->ioc->raid_data.isRaid & (1 << device->id)) {
-			vdev->raidVolume = 1;
-			ddvtprintk((KERN_INFO
-			    "RAID Volume @ id %d\n", device->id));
+	vdev->target_id = sdev->id;
+	vdev->bus_id = sdev->channel;
+	vdev->lun = sdev->lun;
+	sdev->hostdata = vdev;
+
+	starget = scsi_target(sdev);
+	vtarget = starget->hostdata;
+	vdev->vtarget = vtarget;
+
+	if (vtarget->num_luns == 0) {
+		hd->Targets[sdev->id] = vtarget;
+		vtarget->ioc_id = hd->ioc->id;
+		vtarget->tflags = MPT_TARGET_FLAGS_Q_YES;
+		vtarget->target_id = sdev->id;
+		vtarget->bus_id = sdev->channel;
+		if (hd->ioc->bus_type == SPI) {
+			if (hd->ioc->raid_data.isRaid & (1 << sdev->id)) {
+				vtarget->raidVolume = 1;
+				ddvtprintk((KERN_INFO
+				    "RAID Volume @ id %d\n", sdev->id));
+			}
+		} else {
+			vtarget->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY;
 		}
-	} else {
-		vdev->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY;
 	}
-
- out:
-	vdev->num_luns++;
-	device->hostdata = vdev;
+	vtarget->num_luns++;
 	return 0;
 }
 
@@ -2204,40 +2228,52 @@ mptscsih_slave_alloc(struct scsi_device *device)
  *	Called if no device present or device being unloaded
  */
 void
-mptscsih_slave_destroy(struct scsi_device *device)
+mptscsih_target_destroy(struct scsi_target *starget)
 {
-	struct Scsi_Host	*host = device->host;
-	MPT_SCSI_HOST		*hd = (MPT_SCSI_HOST *)host->hostdata;
-	VirtDevice		*vdev;
-	uint			target = device->id;
-	uint			lun = device->lun;
-
-	if (hd == NULL)
-		return;
-
-	mptscsih_search_running_cmds(hd, target, lun);
-
-	vdev = hd->Targets[target];
-	vdev->luns[0] &= ~(1 << lun);
-	if (--vdev->num_luns)
-		return;
-
-	kfree(hd->Targets[target]);
-	hd->Targets[target] = NULL;
-
-	if (hd->ioc->bus_type == SCSI) {
-		if (mptscsih_is_phys_disk(hd->ioc, target)) {
-			hd->ioc->spi_data.forceDv |= MPT_SCSICFG_RELOAD_IOC_PG3;
-		} else {
-			hd->ioc->spi_data.dvStatus[target] =
-				MPT_SCSICFG_NEGOTIATE;
+	if (starget->hostdata)
+		kfree(starget->hostdata);
+	starget->hostdata = NULL;
+}
 
-			if (!hd->negoNvram) {
-				hd->ioc->spi_data.dvStatus[target] |=
-					MPT_SCSICFG_DV_NOT_DONE;
+/*
+ *	OS entry point to allow for host driver to free allocated memory
+ *	Called if no device present or device being unloaded
+ */
+void
+mptscsih_slave_destroy(struct scsi_device *sdev)
+{
+	struct Scsi_Host	*host = sdev->host;
+	MPT_SCSI_HOST		*hd = (MPT_SCSI_HOST *)host->hostdata;
+	VirtTarget		*vtarget;
+	VirtDevice		*vdevice;
+	struct scsi_target 	*starget;
+
+	starget = scsi_target(sdev);
+	vtarget = starget->hostdata;
+	vdevice = sdev->hostdata;
+
+	mptscsih_search_running_cmds(hd, vdevice);
+	vtarget->luns[0] &= ~(1 << vdevice->lun);
+	vtarget->num_luns--;
+	if (vtarget->num_luns == 0) {
+		mptscsih_negotiate_to_asyn_narrow(hd, vtarget);
+		if (hd->ioc->bus_type == SPI) {
+			if (mptscsih_is_phys_disk(hd->ioc, vtarget->target_id)) {
+				hd->ioc->spi_data.forceDv |= MPT_SCSICFG_RELOAD_IOC_PG3;
+			} else {
+				hd->ioc->spi_data.dvStatus[vtarget->target_id] =
+					MPT_SCSICFG_NEGOTIATE;
+				if (!hd->negoNvram) {
+					hd->ioc->spi_data.dvStatus[vtarget->target_id] |=
+						MPT_SCSICFG_DV_NOT_DONE;
+				}
 			}
 		}
+		hd->Targets[sdev->id] = NULL;
 	}
+	mptscsih_synchronize_cache(hd, vdevice);
+	kfree(vdevice);
+	sdev->hostdata = NULL;
 }
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
@@ -2251,22 +2287,21 @@ mptscsih_slave_destroy(struct scsi_device *device)
 int
 mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
 {
-	MPT_SCSI_HOST	*hd = (MPT_SCSI_HOST *)sdev->host->hostdata;
-	VirtDevice *pTarget;
-	int	max_depth;
-	int	tagged;
-
-	if (hd == NULL)
-		return 0;
-	if (!(pTarget = hd->Targets[sdev->id]))
-		return 0;
-
-	if (hd->ioc->bus_type == SCSI) {
-		if (pTarget->tflags & MPT_TARGET_FLAGS_VALID_INQUIRY) {
-			if (!(pTarget->tflags & MPT_TARGET_FLAGS_Q_YES))
+	MPT_SCSI_HOST		*hd = (MPT_SCSI_HOST *)sdev->host->hostdata;
+	VirtTarget 		*vtarget;
+	struct scsi_target 	*starget;
+	int			max_depth;
+	int			tagged;
+
+	starget = scsi_target(sdev);
+	vtarget = starget->hostdata;
+
+	if (hd->ioc->bus_type == SPI) {
+		if (vtarget->tflags & MPT_TARGET_FLAGS_VALID_INQUIRY) {
+			if (!(vtarget->tflags & MPT_TARGET_FLAGS_Q_YES))
 				max_depth = 1;
-			else if (((pTarget->inq_data[0] & 0x1f) == 0x00) &&
-			         (pTarget->minSyncFactor <= MPT_ULTRA160 ))
+			else if (((vtarget->inq_data[0] & 0x1f) == 0x00) &&
+			         (vtarget->minSyncFactor <= MPT_ULTRA160 ))
 				max_depth = MPT_SCSI_CMD_PER_DEV_HIGH;
 			else
 				max_depth = MPT_SCSI_CMD_PER_DEV_LOW;
@@ -2295,64 +2330,58 @@ mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
  *	Return non-zero if fails.
  */
 int
-mptscsih_slave_configure(struct scsi_device *device)
+mptscsih_slave_configure(struct scsi_device *sdev)
 {
-	struct Scsi_Host	*sh = device->host;
-	VirtDevice		*pTarget;
+	struct Scsi_Host	*sh = sdev->host;
+	VirtTarget		*vtarget;
+	VirtDevice		*vdevice;
+	struct scsi_target 	*starget;
 	MPT_SCSI_HOST		*hd = (MPT_SCSI_HOST *)sh->hostdata;
+	int			indexed_lun, lun_index;
 
-	if ((hd == NULL) || (hd->Targets == NULL)) {
-		return 0;
-	}
+	starget = scsi_target(sdev);
+	vtarget = starget->hostdata;
+	vdevice = sdev->hostdata;
 
 	dsprintk((MYIOC_s_INFO_FMT
 		"device @ %p, id=%d, LUN=%d, channel=%d\n",
-		hd->ioc->name, device, device->id, device->lun, device->channel));
-	dsprintk((MYIOC_s_INFO_FMT
-		"sdtr %d wdtr %d ppr %d inq length=%d\n",
-		hd->ioc->name, device->sdtr, device->wdtr,
-		device->ppr, device->inquiry_len));
-
-	if (device->id > sh->max_id) {
+		hd->ioc->name, sdev, sdev->id, sdev->lun, sdev->channel));
+	if (hd->ioc->bus_type == SPI)
+		dsprintk((MYIOC_s_INFO_FMT
+		    "sdtr %d wdtr %d ppr %d inq length=%d\n",
+		    hd->ioc->name, sdev->sdtr, sdev->wdtr,
+		    sdev->ppr, sdev->inquiry_len));
+
+	if (sdev->id > sh->max_id) {
 		/* error case, should never happen */
-		scsi_adjust_queue_depth(device, 0, 1);
-		goto slave_configure_exit;
-	}
-
-	pTarget = hd->Targets[device->id];
-
-	if (pTarget == NULL) {
-		/* Driver doesn't know about this device.
-		 * Kernel may generate a "Dummy Lun 0" which
-		 * may become a real Lun if a
-		 * "scsi add-single-device" command is executed
-		 * while the driver is active (hot-plug a
-		 * device).  LSI Raid controllers need
-		 * queue_depth set to DEV_HIGH for this reason.
-		 */
-		scsi_adjust_queue_depth(device, MSG_SIMPLE_TAG,
-			MPT_SCSI_CMD_PER_DEV_HIGH);
+		scsi_adjust_queue_depth(sdev, 0, 1);
 		goto slave_configure_exit;
 	}
 
-	mptscsih_initTarget(hd, device->channel, device->id, device->lun,
-		device->inquiry, device->inquiry_len );
-	mptscsih_change_queue_depth(device, MPT_SCSI_CMD_PER_DEV_HIGH);
+	vdevice->configured_lun=1;
+	lun_index = (vdevice->lun >> 5);  /* 32 luns per lun_index */
+	indexed_lun = (vdevice->lun % 32);
+	vtarget->luns[lun_index] |= (1 << indexed_lun);
+	mptscsih_initTarget(hd, vtarget, sdev->lun, sdev->inquiry,
+	    sdev->inquiry_len );
+	mptscsih_change_queue_depth(sdev, MPT_SCSI_CMD_PER_DEV_HIGH);
 
 	dsprintk((MYIOC_s_INFO_FMT
 		"Queue depth=%d, tflags=%x\n",
-		hd->ioc->name, device->queue_depth, pTarget->tflags));
+		hd->ioc->name, sdev->queue_depth, vtarget->tflags));
 
-	dsprintk((MYIOC_s_INFO_FMT
-		"negoFlags=%x, maxOffset=%x, SyncFactor=%x\n",
-		hd->ioc->name, pTarget->negoFlags, pTarget->maxOffset, pTarget->minSyncFactor));
+	if