Merge branches 'gemini' and 'misc' into devel

14 files changed, 767 insertions, 210 deletions

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 5382b5a44af..b88a244a1ed 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -115,6 +115,7 @@ MODULE_PARM_DESC(mpt_fwfault_debug, "Enable detection of Firmware fault"
 	" and halt Firmware on fault - (default=0)");
 
 
+static char	MptCallbacksName[MPT_MAX_PROTOCOL_DRIVERS][50];
 
 #ifdef MFCNT
 static int mfcounter = 0;
@@ -213,7 +214,7 @@ static int	ProcessEventNotification(MPT_ADAPTER *ioc,
 static void	mpt_iocstatus_info(MPT_ADAPTER *ioc, u32 ioc_status, MPT_FRAME_HDR *mf);
 static void	mpt_fc_log_info(MPT_ADAPTER *ioc, u32 log_info);
 static void	mpt_spi_log_info(MPT_ADAPTER *ioc, u32 log_info);
-static void	mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info);
+static void	mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info , u8 cb_idx);
 static int	mpt_read_ioc_pg_3(MPT_ADAPTER *ioc);
 static void	mpt_inactive_raid_list_free(MPT_ADAPTER *ioc);
 
@@ -490,7 +491,7 @@ mpt_reply(MPT_ADAPTER *ioc, u32 pa)
 		else if (ioc->bus_type == SPI)
 			mpt_spi_log_info(ioc, log_info);
 		else if (ioc->bus_type == SAS)
-			mpt_sas_log_info(ioc, log_info);
+			mpt_sas_log_info(ioc, log_info, cb_idx);
 	}
 
 	if (ioc_stat & MPI_IOCSTATUS_MASK)
@@ -644,7 +645,7 @@ mptbase_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply)
  *	considered an error by the caller.
  */
 u8
-mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass)
+mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass, char *func_name)
 {
 	u8 cb_idx;
 	last_drv_idx = MPT_MAX_PROTOCOL_DRIVERS;
@@ -659,6 +660,8 @@ mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass)
 			MptDriverClass[cb_idx] = dclass;
 			MptEvHandlers[cb_idx] = NULL;
 			last_drv_idx = cb_idx;
+			memcpy(MptCallbacksName[cb_idx], func_name,
+			    strlen(func_name) > 50 ? 50 : strlen(func_name));
 			break;
 		}
 	}
@@ -1632,6 +1635,7 @@ mpt_mapresources(MPT_ADAPTER *ioc)
 		} else {
 			printk(MYIOC_s_WARN_FMT "no suitable DMA mask for %s\n",
 			    ioc->name, pci_name(pdev));
+			pci_release_selected_regions(pdev, ioc->bars);
 			return r;
 		}
 	} else {
@@ -1645,6 +1649,7 @@ mpt_mapresources(MPT_ADAPTER *ioc)
 		} else {
 			printk(MYIOC_s_WARN_FMT "no suitable DMA mask for %s\n",
 			    ioc->name, pci_name(pdev));
+			pci_release_selected_regions(pdev, ioc->bars);
 			return r;
 		}
 	}
@@ -1675,6 +1680,7 @@ mpt_mapresources(MPT_ADAPTER *ioc)
 	if (mem == NULL) {
 		printk(MYIOC_s_ERR_FMT ": ERROR - Unable to map adapter"
 			" memory!\n", ioc->name);
+		pci_release_selected_regions(pdev, ioc->bars);
 		return -EINVAL;
 	}
 	ioc->memmap = mem;
@@ -1770,7 +1776,6 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	ioc->req_sz = MPT_DEFAULT_FRAME_SIZE;		/* avoid div by zero! */
 	ioc->reply_sz = MPT_REPLY_FRAME_SIZE;
 
-	ioc->pcidev = pdev;
 
 	spin_lock_init(&ioc->taskmgmt_lock);
 	mutex_init(&ioc->internal_cmds.mutex);
@@ -1794,7 +1799,7 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	ioc->sh = NULL;
 	ioc->cached_fw = NULL;
 
-	/* Initilize SCSI Config Data structure
+	/* Initialize SCSI Config Data structure
 	 */
 	memset(&ioc->spi_data, 0, sizeof(SpiCfgData));
 
@@ -1913,6 +1918,9 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 		ioc->msi_enable = 0;
 		break;
 	}
+
+	ioc->fw_events_off = 1;
+
 	if (ioc->errata_flag_1064)
 		pci_disable_io_access(pdev);
 
@@ -2051,7 +2059,6 @@ mpt_detach(struct pci_dev *pdev)
 
 	mpt_adapter_dispose(ioc);
 
-	pci_set_drvdata(pdev, NULL);
 }
 
 /**************************************************************************
@@ -2471,7 +2478,7 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
 	if ((ret == 0) && (reason == MPT_HOSTEVENT_IOC_BRINGUP)) {
 
 		/*
-		 * Initalize link list for inactive raid volumes.
+		 * Initialize link list for inactive raid volumes.
 		 */
 		mutex_init(&ioc->raid_data.inactive_list_mutex);
 		INIT_LIST_HEAD(&ioc->raid_data.inactive_list);
@@ -5062,9 +5069,10 @@ mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode)
 		if (ioc->mptbase_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET)
 			goto out;
 		if (!timeleft) {
-			printk(KERN_DEBUG "%s: Issuing Reset from %s!!\n",
-			    ioc->name, __func__);
-			mpt_HardResetHandler(ioc, CAN_SLEEP);
+			printk(MYIOC_s_WARN_FMT
+			       "Issuing Reset from %s!!, doorbell=0x%08x\n",
+			       ioc->name, __func__, mpt_GetIocState(ioc, 0));
+			mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
 			mpt_free_msg_frame(ioc, mf);
 		}
 		goto out;
@@ -6454,12 +6462,18 @@ out:
 	mutex_unlock(&ioc->mptbase_cmds.mutex);
 	if (issue_hard_reset) {
 		issue_hard_reset = 0;
-		printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n",
-		    ioc->name, __func__);
-		mpt_HardResetHandler(ioc, CAN_SLEEP);
+		printk(MYIOC_s_WARN_FMT
+		       "Issuing Reset from %s!!, doorbell=0x%08x\n",
+		       ioc->name, __func__, mpt_GetIocState(ioc, 0));
+		if (retry_count == 0) {
+			if (mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP) != 0)
+				retry_count++;
+		} else
+			mpt_HardResetHandler(ioc, CAN_SLEEP);
+
 		mpt_free_msg_frame(ioc, mf);
 		/* attempt one retry for a timed out command */
-		if (!retry_count) {
+		if (retry_count < 2) {
 			printk(MYIOC_s_INFO_FMT
 			    "Attempting Retry Config request"
 			    " type 0x%x, page 0x%x,"
@@ -6904,6 +6918,173 @@ mpt_halt_firmware(MPT_ADAPTER *ioc)
 }
 EXPORT_SYMBOL(mpt_halt_firmware);
 
+/**
+ *	mpt_SoftResetHandler - Issues a less expensive reset
+ *	@ioc: Pointer to MPT_ADAPTER structure
+ *	@sleepFlag: Indicates if sleep or schedule must be called.
+
+ *
+ *	Returns 0 for SUCCESS or -1 if FAILED.
+ *
+ *	Message Unit Reset - instructs the IOC to reset the Reply Post and
+ *	Free FIFO's. All the Message Frames on Reply Free FIFO are discarded.
+ *	All posted buffers are freed, and event notification is turned off.
+ *	IOC doesnt reply to any outstanding request. This will transfer IOC
+ *	to READY state.
+ **/
+int
+mpt_SoftResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
+{
+	int		 rc;
+	int		 ii;
+	u8		 cb_idx;
+	unsigned long	 flags;
+	u32		 ioc_state;
+	unsigned long	 time_count;
+
+	dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "SoftResetHandler Entered!\n",
+		ioc->name));
+
+	ioc_state = mpt_GetIocState(ioc, 0) & MPI_IOC_STATE_MASK;
+
+	if (mpt_fwfault_debug)
+		mpt_halt_firmware(ioc);
+
+	if (ioc_state == MPI_IOC_STATE_FAULT ||
+	    ioc_state == MPI_IOC_STATE_RESET) {
+		dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+		    "skipping, either in FAULT or RESET state!\n", ioc->name));
+		return -1;
+	}
+
+	if (ioc->bus_type == FC) {
+		dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+		    "skipping, because the bus type is FC!\n", ioc->name));
+		return -1;
+	}
+
+	spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
+	if (ioc->ioc_reset_in_progress) {
+		spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+		return -1;
+	}
+	ioc->ioc_reset_in_progress = 1;
+	spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+
+	rc = -1;
+
+	for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) {
+		if (MptResetHandlers[cb_idx])
+			mpt_signal_reset(cb_idx, ioc, MPT_IOC_SETUP_RESET);
+	}
+
+	spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
+	if (ioc->taskmgmt_in_progress) {
+		ioc->ioc_reset_in_progress = 0;
+		spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+		return -1;
+	}
+	spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+	/* Disable reply interrupts (also blocks FreeQ) */
+	CHIPREG_WRITE32(&ioc->chip->IntMask, 0xFFFFFFFF);
+	ioc->active = 0;
+	time_count = jiffies;
+
+	rc = SendIocReset(ioc, MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET, sleepFlag);
+
+	for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) {
+		if (MptResetHandlers[cb_idx])
+			mpt_signal_reset(cb_idx, ioc, MPT_IOC_PRE_RESET);
+	}
+
+	if (rc)
+		goto out;
+
+	ioc_state = mpt_GetIocState(ioc, 0) & MPI_IOC_STATE_MASK;
+	if (ioc_state != MPI_IOC_STATE_READY)
+		goto out;
+
+	for (ii = 0; ii < 5; ii++) {
+		/* Get IOC facts! Allow 5 retries */
+		rc = GetIocFacts(ioc, sleepFlag,
+			MPT_HOSTEVENT_IOC_RECOVER);
+		if (rc == 0)
+			break;
+		if (sleepFlag == CAN_SLEEP)
+			msleep(100);
+		else
+			mdelay(100);
+	}
+	if (ii == 5)
+		goto out;
+
+	rc = PrimeIocFifos(ioc);
+	if (rc != 0)
+		goto out;
+
+	rc = SendIocInit(ioc, sleepFlag);
+	if (rc != 0)
+		goto out;
+
+	rc = SendEventNotification(ioc, 1, sleepFlag);
+	if (rc != 0)
+		goto out;
+
+	if (ioc->hard_resets < -1)
+		ioc->hard_resets++;
+
+	/*
+	 * At this point, we know soft reset succeeded.
+	 */
+
+	ioc->active = 1;
+	CHIPREG_WRITE32(&ioc->chip->IntMask, MPI_HIM_DIM);
+
+ out:
+	spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
+	ioc->ioc_reset_in_progress = 0;
+	ioc->taskmgmt_quiesce_io = 0;
+	ioc->taskmgmt_in_progress = 0;
+	spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+
+	if (ioc->active) {	/* otherwise, hard reset coming */
+		for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) {
+			if (MptResetHandlers[cb_idx])
+				mpt_signal_reset(cb_idx, ioc,
+					MPT_IOC_POST_RESET);
+		}
+	}
+
+	dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+		"SoftResetHandler: completed (%d seconds): %s\n",
+		ioc->name, jiffies_to_msecs(jiffies - time_count)/1000,
+		((rc == 0) ? "SUCCESS" : "FAILED")));
+
+	return rc;
+}
+
+/**
+ *	mpt_Soft_Hard_ResetHandler - Try less expensive reset
+ *	@ioc: Pointer to MPT_ADAPTER structure
+ *	@sleepFlag: Indicates if sleep or schedule must be called.
+
+ *
+ *	Returns 0 for SUCCESS or -1 if FAILED.
+ *	Try for softreset first, only if it fails go for expensive
+ *	HardReset.
+ **/
+int
+mpt_Soft_Hard_ResetHandler(MPT_ADAPTER *ioc, int sleepFlag) {
+	int ret = -1;
+
+	ret = mpt_SoftResetHandler(ioc, sleepFlag);
+	if (ret == 0)
+		return ret;
+	ret = mpt_HardResetHandler(ioc, sleepFlag);
+	return ret;
+}
+EXPORT_SYMBOL(mpt_Soft_Hard_ResetHandler);
+
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /*
  *	Reset Handling
@@ -6973,7 +7154,8 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
 	rc = mpt_do_ioc_recovery(ioc, MPT_HOSTEVENT_IOC_RECOVER, sleepFlag);
 	if (rc != 0) {
 		printk(KERN_WARNING MYNAM
-		    ": WARNING - (%d) Cannot recover %s\n", rc, ioc->name);
+		       ": WARNING - (%d) Cannot recover %s, doorbell=0x%08x\n",
+		       rc, ioc->name, mpt_GetIocState(ioc, 0));
 	} else {
 		if (ioc->hard_resets < -1)
 			ioc->hard_resets++;
@@ -7826,7 +8008,7 @@ mpt_spi_log_info(MPT_ADAPTER *ioc, u32 log_info)
  *	Refer to lsi/mpi_log_sas.h.
  **/
 static void
-mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info)
+mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info, u8 cb_idx)
 {
 union loginfo_type {
 	u32	loginfo;
@@ -7880,21 +8062,22 @@ union loginfo_type {
 	if (sub_code_desc != NULL)
 		printk(MYIOC_s_INFO_FMT
 			"LogInfo(0x%08x): Originator={%s}, Code={%s},"
-			" SubCode={%s}\n",
+			" SubCode={%s} cb_idx %s\n",
 			ioc->name, log_info, originator_desc, code_desc,
-			sub_code_desc);
+			sub_code_desc, MptCallbacksName[cb_idx]);
 	else if (code_desc != NULL)
 		printk(MYIOC_s_INFO_FMT
 			"LogInfo(0x%08x): Originator={%s}, Code={%s},"
-			" SubCode(0x%04x)\n",
+			" SubCode(0x%04x) cb_idx %s\n",
 			ioc->name, log_info, originator_desc, code_desc,
-			sas_loginfo.dw.subcode);
+			sas_loginfo.dw.subcode, MptCallbacksName[cb_idx]);
 	else
 		printk(MYIOC_s_INFO_FMT
 			"LogInfo(0x%08x): Originator={%s}, Code=(0x%02x),"
-			" SubCode(0x%04x)\n",
+			" SubCode(0x%04x) cb_idx %s\n",
 			ioc->name, log_info, originator_desc,
-			sas_loginfo.dw.code, sas_loginfo.dw.subcode);
+			sas_loginfo.dw.code, sas_loginfo.dw.subcode,
+			MptCallbacksName[cb_idx]);
 }
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
@@ -8259,7 +8442,8 @@ fusion_init(void)
 	/*  Register ourselves (mptbase) in order to facilitate
 	 *  EventNotification handling.
 	 */
-	mpt_base_index = mpt_register(mptbase_reply, MPTBASE_DRIVER);
+	mpt_base_index = mpt_register(mptbase_reply, MPTBASE_DRIVER,
+	    "mptbase_reply");
 
 	/* Register for hard reset handling callbacks.
 	 */
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index 9718c8f2e95..23ed3dec72a 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -76,8 +76,8 @@
 #define COPYRIGHT	"Copyright (c) 1999-2008 " MODULEAUTHOR
 #endif
 
-#define MPT_LINUX_VERSION_COMMON	"3.04.14"
-#define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.04.14"
+#define MPT_LINUX_VERSION_COMMON	"3.04.17"
+#define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.04.17"
 #define WHAT_MAGIC_STRING		"@" "(" "#" ")"
 
 #define show_mptmod_ver(s,ver)  \
@@ -396,6 +396,8 @@ typedef struct _VirtTarget {
 	u8			 raidVolume;	/* set, if RAID Volume */
 	u8			 type;		/* byte 0 of Inquiry data */
 	u8			 deleted;	/* target in process of being removed */
+	u8			 inDMD;		/* currently in the device
+						   removal delay timer */
 	u32			 num_luns;
 } VirtTarget;
 
@@ -580,6 +582,7 @@ struct mptfc_rport_info
 typedef void (*MPT_ADD_SGE)(void *pAddr, u32 flagslength, dma_addr_t dma_addr);
 typedef void (*MPT_ADD_CHAIN)(void *pAddr, u8 next, u16 length,
 		dma_addr_t dma_addr);
+typedef void (*MPT_SCHEDULE_TARGET_RESET)(void *ioc);
 
 /*
  *  Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
@@ -601,7 +604,7 @@ typedef struct _MPT_ADAPTER
 	u16			 nvdata_version_default;
 	int			 debug_level;
 	u8			 io_missing_delay;
-	u8			 device_missing_delay;
+	u16			 device_missing_delay;
 	SYSIF_REGS __iomem	*chip;		/* == c8817000 (mmap) */
 	SYSIF_REGS __iomem	*pio_chip;	/* Programmed IO (downloadboot) */
 	u8			 bus_type;
@@ -738,6 +741,7 @@ typedef struct _MPT_ADAPTER
 	int			 taskmgmt_in_progress;
 	u8			 taskmgmt_quiesce_io;
 	u8			 ioc_reset_in_progress;
+	MPT_SCHEDULE_TARGET_RESET schedule_target_reset;
 	struct work_struct	 sas_persist_task;
 
 	struct work_struct	 fc_setup_reset_work;
@@ -922,7 +926,8 @@ extern void	 mpt_detach(struct pci_dev *pdev);
 extern int	 mpt_suspend(struct pci_dev *pdev, pm_message_t state);
 extern int	 mpt_resume(struct pci_dev *pdev);
 #endif
-extern u8	 mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass);
+extern u8	 mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass,
+		char *func_name);
 extern void	 mpt_deregister(u8 cb_idx);
 extern int	 mpt_event_register(u8 cb_idx, MPT_EVHANDLER ev_cbfunc);
 extern void	 mpt_event_deregister(u8 cb_idx);
@@ -940,6 +945,7 @@ extern int	 mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp);
 extern u32	 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked);
 extern void	 mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan);
 extern int	 mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag);
+extern int	 mpt_Soft_Hard_ResetHandler(MPT_ADAPTER *ioc, int sleepFlag);
 extern int	 mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg);
 extern int	 mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size);
 extern void	 mpt_free_fw_memory(MPT_ADAPTER *ioc);
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index caa8f568a41..d8ddfdf8be1 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -128,7 +128,6 @@ static MptSge_t *kbuf_alloc_2_sgl(int bytes, u32 dir, int sge_offset, int *frags
 		struct buflist **blp, dma_addr_t *sglbuf_dma, MPT_ADAPTER *ioc);
 static void kfree_sgl(MptSge_t *sgl, dma_addr_t sgl_dma,
 		struct buflist *buflist, MPT_ADAPTER *ioc);
-static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function);
 
 /*
  * Reset Handler cleanup function
@@ -262,10 +261,16 @@ mptctl_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply)
 	/* We are done, issue wake up
 	 */
 	if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_PENDING) {
-		if (req->u.hdr.Function == MPI_FUNCTION_SCSI_TASK_MGMT)
+		if (req->u.hdr.Function == MPI_FUNCTION_SCSI_TASK_MGMT) {
 			mpt_clear_taskmgmt_in_progress_flag(ioc);
-		ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
-		complete(&ioc->ioctl_cmds.done);
+			ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
+			complete(&ioc->ioctl_cmds.done);
+			if (ioc->bus_type == SAS)
+				ioc->schedule_target_reset(ioc);
+		} else {
+			ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
+			complete(&ioc->ioctl_cmds.done);
+		}
 	}
 
  out_continuation:
@@ -275,45 +280,6 @@ mptctl_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply)
 	return 1;
 }
 
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/* mptctl_timeout_expired
- *
- * Expecting an interrupt, however timed out.
- *
- */
-static void
-mptctl_timeout_expired(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf)
-{
-	unsigned long flags;
-
-	dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": %s\n",
-		ioc->name, __func__));
-
-	if (mpt_fwfault_debug)
-		mpt_halt_firmware(ioc);
-
-	spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
-	if (ioc->ioc_reset_in_progress) {
-		spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
-		CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
-		mpt_free_msg_frame(ioc, mf);
-		return;
-	}
-	spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
-
-
-	if (!mptctl_bus_reset(ioc, mf->u.hdr.Function))
-		return;
-
-	/* Issue a reset for this device.
-	 * The IOC is not responding.
-	 */
-	dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling HardReset! \n",
-		 ioc->name));
-	CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
-	mpt_HardResetHandler(ioc, CAN_SLEEP);
-	mpt_free_msg_frame(ioc, mf);
-}
 
 static int
 mptctl_taskmgmt_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
@@ -338,17 +304,15 @@ mptctl_taskmgmt_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
 		mpt_clear_taskmgmt_in_progress_flag(ioc);
 		ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
 		complete(&ioc->taskmgmt_cmds.done);
+		if (ioc->bus_type == SAS)
+			ioc->schedule_target_reset(ioc);
 		return 1;
 	}
 	return 0;
 }
 
-/* mptctl_bus_reset
- *
- * Bus reset code.
- *
- */
-static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
+static int
+mptctl_do_taskmgmt(MPT_ADAPTER *ioc, u8 tm_type, u8 bus_id, u8 target_id)
 {
 	MPT_FRAME_HDR	*mf;
 	SCSITaskMgmt_t	*pScsiTm;
@@ -359,13 +323,6 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
 	unsigned long	 time_count;
 	u16		 iocstatus;
 
-	/* bus reset is only good for SCSI IO, RAID PASSTHRU */
-	if (!(function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH ||
-		function == MPI_FUNCTION_SCSI_IO_REQUEST)) {
-		dtmprintk(ioc, printk(MYIOC_s_WARN_FMT
-			"TaskMgmt, not SCSI_IO!!\n", ioc->name));
-		return -EPERM;
-	}
 
 	mutex_lock(&ioc->taskmgmt_cmds.mutex);
 	if (mpt_set_taskmgmt_in_progress_flag(ioc) != 0) {
@@ -375,15 +332,14 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
 
 	retval = 0;
 
-	/* Send request
-	 */
 	mf = mpt_get_msg_frame(mptctl_taskmgmt_id, ioc);
 	if (mf == NULL) {
-		dtmprintk(ioc, printk(MYIOC_s_WARN_FMT
-			"TaskMgmt, no msg frames!!\n", ioc->name));
+		dtmprintk(ioc,
+			printk(MYIOC_s_WARN_FMT "TaskMgmt, no msg frames!!\n",
+			ioc->name));
 		mpt_clear_taskmgmt_in_progress_flag(ioc);
 		retval = -ENOMEM;
-		goto mptctl_bus_reset_done;
+		goto tm_done;
 	}
 
 	dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "TaskMgmt request (mf=%p)\n",
@@ -392,10 +348,13 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
 	pScsiTm = (SCSITaskMgmt_t *) mf;
 	memset(pScsiTm, 0, sizeof(SCSITaskMgmt_t));
 	pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
-	pScsiTm->TaskType = MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS;
-	pScsiTm->MsgFlags = MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION;
-	pScsiTm->TargetID = 0;
-	pScsiTm->Bus = 0;
+	pScsiTm->TaskType = tm_type;
+	if ((tm_type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) &&
+		(ioc->bus_type == FC))
+		pScsiTm->MsgFlags =
+				MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION;
+	pScsiTm->TargetID = target_id;
+	pScsiTm->Bus = bus_id;
 	pScsiTm->ChainOffset = 0;
 	pScsiTm->Reserved = 0;
 	pScsiTm->Reserved1 = 0;
@@ -413,17 +372,16 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
 		timeout = 30;
 		break;
 	case SPI:
-	default:
-		timeout = 2;
+		default:
+		timeout = 10;
 		break;
 	}
 
-	dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
-		"TaskMgmt type=%d timeout=%ld\n",
-		ioc->name, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, timeout));
+	dtmprintk(ioc,
+		printk(MYIOC_s_DEBUG_FMT "TaskMgmt type=%d timeout=%ld\n",
+		ioc->name, tm_type, timeout));
 
 	INITIALIZE_MGMT_STATUS(ioc->taskmgmt_cmds.status)
-	CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
 	time_count = jiffies;
 	if ((ioc->facts.IOCCapabilities & MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q) &&
 	    (ioc->facts.MsgVersion >= MPI_VERSION_01_05))
@@ -432,17 +390,20 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
 		retval = mpt_send_handshake_request(mptctl_taskmgmt_id, ioc,
 		    sizeof(SCSITaskMgmt_t), (u32 *)pScsiTm, CAN_SLEEP);
 		if (retval != 0) {
-			dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
+			dfailprintk(ioc,
+				printk(MYIOC_s_ERR_FMT
 				"TaskMgmt send_handshake FAILED!"
 				" (ioc %p, mf %p, rc=%d) \n", ioc->name,
 				ioc, mf, retval));
+			mpt_free_msg_frame(ioc, mf);
 			mpt_clear_taskmgmt_in_progress_flag(ioc);
-			goto mptctl_bus_reset_done;
+			goto tm_done;
 		}
 	}
 
 	/* Now wait for the command to complete */
 	ii = wait_for_completion_timeout(&ioc->taskmgmt_cmds.done, timeout*HZ);
+
 	if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
 		dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
 		    "TaskMgmt failed\n", ioc->name));
@@ -452,14 +413,14 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
 			retval = 0;
 		else
 			retval = -1; /* return failure */
-		goto mptctl_bus_reset_done;
+		goto tm_done;
 	}
 
 	if (!(ioc->taskmgmt_cmds.status & MPT_MGMT_STATUS_RF_VALID)) {
 		dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
 		    "TaskMgmt failed\n", ioc->name));
 		retval = -1; /* return failure */
-		goto mptctl_bus_reset_done;
+		goto tm_done;
 	}
 
 	pScsiTmReply = (SCSITaskMgmtReply_t *) ioc->taskmgmt_cmds.reply;
@@ -467,7 +428,7 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
 	    "TaskMgmt fw_channel = %d, fw_id = %d, task_type=0x%02X, "
 	    "iocstatus=0x%04X\n\tloginfo=0x%08X, response_code=0x%02X, "
 	    "term_cmnds=%d\n", ioc->name, pScsiTmReply->Bus,
-	    pScsiTmReply->TargetID, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
+	    pScsiTmReply->TargetID, tm_type,
 	    le16_to_cpu(pScsiTmReply->IOCStatus),
 	    le32_to_cpu(pScsiTmReply->IOCLogInfo),
 	    pScsiTmReply->ResponseCode,
@@ -485,13 +446,71 @@ static int mptctl_bus_reset(MPT_ADAPTER *ioc, u8 function)
 		retval = -1; /* return failure */
 	}
 
-
- mptctl_bus_reset_done:
+ tm_done:
 	mutex_unlock(&ioc->taskmgmt_cmds.mutex);
 	CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
 	return retval;
 }
 
+/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
+/* mptctl_timeout_expired
+ *
+ * Expecting an interrupt, however timed out.
+ *
+ */
+static void
+mptctl_timeout_expired(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf)
+{
+	unsigned long flags;
+	int ret_val = -1;
+	SCSIIORequest_t *scsi_req = (SCSIIORequest_t *) mf;
+	u8 function = mf->u.hdr.Function;
+
+	dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT ": %s\n",
+		ioc->name, __func__));
+
+	if (mpt_fwfault_debug)
+		mpt_halt_firmware(ioc);
+
+	spin_lock_irqsave(&ioc->taskmgmt_lock, flags);
+	if (ioc->ioc_reset_in_progress) {
+		spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+		CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
+		mpt_free_msg_frame(ioc, mf);
+		return;
+	}
+	spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
+
+
+	CLEAR_MGMT_PENDING_STATUS(ioc->ioctl_cmds.status)
+
+	if (ioc->bus_type == SAS) {
+		if (function == MPI_FUNCTION_SCSI_IO_REQUEST)
+			ret_val = mptctl_do_taskmgmt(ioc,
+				MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET,
+				scsi_req->Bus, scsi_req->TargetID);
+		else if (function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)
+			ret_val = mptctl_do_taskmgmt(ioc,
+				MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
+				scsi_req->Bus, 0);
+		if (!ret_val)
+			return;
+	} else {
+		if ((function == MPI_FUNCTION_SCSI_IO_REQUEST) ||
+			(function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH))
+			ret_val = mptctl_do_taskmgmt(ioc,
+				MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
+				scsi_req->Bus, 0);
+		if (!ret_val)
+			return;
+	}
+
+	dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling Reset! \n",
+		 ioc->name));
+	mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
+	mpt_free_msg_frame(ioc, mf);
+}
+
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /* mptctl_ioc_reset
@@ -935,9 +954,12 @@ retry_wait:
 			mpt_free_msg_frame(iocp, mf);
 			goto fwdl_out;
 		}
-		if (!timeleft)
+		if (!timeleft) {
+			printk(MYIOC_s_WARN_FMT
+			       "FW download timeout, doorbell=0x%08x\n",
+			       iocp->name, mpt_GetIocState(iocp, 0));
 			mptctl_timeout_expired(iocp, mf);
-		else
+		} else
 			goto retry_wait;
 		goto fwdl_out;
 	}
@@ -1318,6 +1340,8 @@ mptctl_getiocinfo (unsigned long arg, unsigned int data_size)
 	if (ioc->sh) {
 		shost_for_each_device(sdev, ioc->sh) {
 			vdevice = sdev->hostdata;
+			if (vdevice == NULL || vdevice->vtarget == NULL)
+				continue;
 			if (vdevice->vtarget->tflags &
 			    MPT_TARGET_FLAGS_RAID_COMPONENT)
 				continue;
@@ -1439,6 +1463,8 @@ mptctl_gettargetinfo (unsigned long arg)
 			if (!maxWordsLeft)
 				continue;
 			vdevice = sdev->hostdata;
+			if (vdevice == NULL || vdevice->vtarget == NULL)
+				continue;
 			if (vdevice->vtarget->tflags &
 			    MPT_TARGET_FLAGS_RAID_COMPONENT)
 				continue;
@@ -1967,6 +1993,9 @@ mptctl_do_mpt_command (struct mpt_ioctl_command karg, void __user *mfPtr)
 				struct scsi_target *starget = scsi_target(sdev);
 				VirtTarget *vtarget = starget->hostdata;
 
+				if (vtarget == NULL)
+					continue;
+
 				if ((pScsiReq->TargetID == vtarget->id) &&
 				    (pScsiReq->Bus == vtarget->channel) &&
 				    (vtarget->tflags & MPT_TARGET_FLAGS_Q_YES))
@@ -2275,6 +2304,10 @@ retry_wait:
 			goto done_free_mem;
 		}
 		if (!timeleft) {
+			printk(MYIOC_s_WARN_FMT
+			       "mpt cmd timeout, doorbell=0x%08x"
+			       " function=0x%x\n",
+			       ioc->name, mpt_GetIocState(ioc, 0), function);
 			if (function == MPI_FUNCTION_SCSI_TASK_MGMT)
 				mutex_unlock(&ioc->taskmgmt_cmds.mutex);
 			mptctl_timeout_expired(ioc, mf);
@@ -2582,9 +2615,12 @@ retry_wait:
 			mpt_free_msg_frame(ioc, mf);
 			goto out;
 		}
-		if (!timeleft)
+		if (!timeleft) {
+			printk(MYIOC_s_WARN_FMT
+			       "HOST INFO command timeout, doorbell=0x%08x\n",
+			       ioc->name, mpt_GetIocState(ioc, 0));
 			mptctl_timeout_expired(ioc, mf);
-		else
+		} else
 			goto retry_wait;
 		goto out;
 	}
@@ -2982,7 +3018,8 @@ static int __init mptctl_init(void)
 	 *  Install our handler
 	 */
 	++where;
-	mptctl_id = mpt_register(mptctl_reply, MPTCTL_DRIVER);
+	mptctl_id = mpt_register(mptctl_reply, MPTCTL_DRIVER,
+	    "mptctl_reply");
 	if (!mptctl_id || mptctl_id >= MPT_MAX_PROTOCOL_DRIVERS) {
 		printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n");
 		misc_deregister(&mptctl_miscdev);
@@ -2990,7 +3027,16 @@ static int __init mptctl_init(void)
 		goto out_fail;
 	}
 
-	mptctl_taskmgmt_id = mpt_register(mptctl_taskmgmt_reply, MPTCTL_DRIVER);
+	mptctl_taskmgmt_id = mpt_register(mptctl_taskmgmt_reply, MPTCTL_DRIVER,
+	    "mptctl_taskmgmt_reply");
+	if (!mptctl_taskmgmt_id || mptctl_taskmgmt_id >= MPT_MAX_PROTOCOL_DRIVERS) {
+		printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n");
+		mpt_deregister(mptctl_id);
+		misc_deregister(&mptctl_miscdev);
+		err = -EBUSY;
+		goto out_fail;
+	}
+
 	mpt_reset_register(mptctl_id, mptctl_ioc_reset);
 	mpt_event_register(mptctl_id, mptctl_event_process);
 
@@ -3010,12 +3056,15 @@ static void mptctl_exit(void)
 	printk(KERN_INFO MYNAM ": Deregistered /dev/%s @ (major,minor=%d,%d)\n",
 			 mptctl_miscdev.name, MISC_MAJOR, mptctl_miscdev.minor);
 
+	/* De-register event handler from base module */
+	mpt_event_deregister(mptctl_id);
+
 	/* De-register reset handler from base module */
 	mpt_reset_deregister(mptctl_id);
 
 	/* De-register callback handler from base module */
+	mpt_deregister(mptctl_taskmgmt_id);
 	mpt_deregister(mptctl_id);
-	mpt_reset_deregister(mptctl_taskmgmt_id);
 
         mpt_device_driver_deregister(MPTCTL_DRIVER);
 
diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c
index 612ab3c51a6..e15220ff52f 100644
--- a/drivers/message/fusion/mptfc.c
+++ b/drivers/message/fusion/mptfc.c
@@ -54,6 +54,7 @@
 #include <linux/reboot.h>	/* notifier code */
 #include <linux/workqueue.h>
 #include <linux/sort.h>
+#include <linux/slab.h>
 
 #include <scsi/scsi.h>
 #include <scsi/scsi_cmnd.h>
@@ -481,6 +482,7 @@ mptfc_register_dev(MPT_ADAPTER *ioc, int channel, FCDevicePage0_t *pg0)
 				if (vtarget) {
 					vtarget->id = pg0->CurrentTargetID;
 					vtarget->channel = pg0->CurrentBus;
+					vtarget->deleted = 0;
 				}
 			}
 			*((struct mptfc_rport_info **)rport->dd_data) = ri;
@@ -1091,6 +1093,8 @@ mptfc_setup_reset(struct work_struct *work)
 		container_of(work, MPT_ADAPTER, fc_setup_reset_work);
 	u64			pn;
 	struct mptfc_rport_info *ri;
+	struct scsi_target      *starget;
+	VirtTarget              *vtarget;
 
 	/* reset about to happen, delete (block) all rports */
 	list_for_each_entry(ri, &ioc->fc_rports, list) {
@@ -1098,6 +1102,12 @@ mptfc_setup_reset(struct work_struct *work)
 			ri->flags &= ~MPT_RPORT_INFO_FLAGS_REGISTERED;
 			fc_remote_port_delete(ri->rport);	/* won't sleep */
 			ri->rport = NULL;
+			starget = ri->starget;
+			if (starget) {
+				vtarget = starget->hostdata;
+				if (vtarget)
+					vtarget->deleted = 1;
+			}
 
 			pn = (u64)ri->pg0.WWPN.High << 32 |
 			     (u64)ri->pg0.WWPN.Low;
@@ -1118,6 +1128,8 @@ mptfc_rescan_devices(struct work_struct *work)
 	int			ii;
 	u64			pn;
 	struct mptfc_rport_info *ri;
+	struct scsi_target      *starget;
+	VirtTarget              *vtarget;
 
 	/* start by tagging all ports as missing */
 	list_for_each_entry(ri, &ioc->fc_rports, list) {
@@ -1145,6 +1157,12 @@ mptfc_rescan_devices(struct work_struct *work)
 				       MPT_RPORT_INFO_FLAGS_MISSING);
 			fc_remote_port_delete(ri->rport);	/* won't sleep */
 			ri->rport = NULL;
+			starget = ri->starget;
+			if (starget) {
+				vtarget = starget->hostdata;
+				if (vtarget)
+					vtarget->deleted = 1;
+			}
 
 			pn = (u64)ri->pg0.WWPN.High << 32 |
 			     (u64)ri->pg0.WWPN.Low;
@@ -1357,6 +1375,9 @@ mptfc_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
 	unsigned long flags;
 	int rc=1;
 
+	if (ioc->bus_type != FC)
+		return 0;
+
 	devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n",
 			ioc->name, event));
 
@@ -1395,7 +1416,7 @@ mptfc_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
 	unsigned long	flags;
 
 	rc = mptscsih_ioc_reset(ioc,reset_phase);
-	if (rc == 0)
+	if ((ioc->bus_type != FC) || (!rc))
 		return rc;
 
 
@@ -1451,9 +1472,12 @@ mptfc_init(void)
 	if (!mptfc_transport_template)
 		return -ENODEV;
 
-	mptfcDoneCtx = mpt_register(mptscsih_io_done, MPTFC_DRIVER);
-	mptfcTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTFC_DRIVER);
-	mptfcInternalCtx = mpt_register(mptscsih_scandv_complete, MPTFC_DRIVER);
+	mptfcDoneCtx = mpt_register(mptscsih_io_done, MPTFC_DRIVER,
+	    "mptscsih_scandv_complete");
+	mptfcTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTFC_DRIVER,
+	    "mptscsih_scandv_complete");
+	mptfcInternalCtx = mpt_register(mptscsih_scandv_complete, MPTFC_DRIVER,
+	    "mptscsih_scandv_complete");
 
 	mpt_event_register(mptfcDoneCtx, mptfc_event_process);
 	mpt_reset_register(mptfcDoneCtx, mptfc_ioc_reset);
diff --git a/drivers/message/fusion/mptlan.c b/drivers/message/fusion/mptlan.c
index 34f3f36f819..cbe96072a6c 100644
--- a/drivers/message/fusion/mptlan.c
+++ b/drivers/message/fusion/mptlan.c
@@ -57,6 +57,7 @@
 #include <linux/module.h>
 #include <linux/fs.h>
 #include <linux/sched.h>
+#include <linux/slab.h>
 
 #define my_VERSION	MPT_LINUX_VERSION_COMMON
 #define MYNAM		"mptlan"
@@ -1451,7 +1452,9 @@ static int __init mpt_lan_init (void)
 {
 	show_mptmod_ver(LANAME, LANVER);
 
-	if ((LanCtx = mpt_register(lan_reply, MPTLAN_DRIVER)) <= 0) {
+	LanCtx = mpt_register(lan_reply, MPTLAN_DRIVER,
+				"lan_reply");
+	if (LanCtx <= 0) {
 		printk (KERN_ERR MYNAM ": Failed to register with MPT base driver\n");
 		return -EBUSY;
 	}
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index c20bbe45da8..83a5115f025 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -45,6 +45,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/errno.h>
 #include <linux/jiffies.h>
@@ -56,6 +57,7 @@
 #include <scsi/scsi_device.h>
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_transport_sas.h>
+#include <scsi/scsi_transport.h>
 #include <scsi/scsi_dbg.h>
 
 #include "mptbase.h"
@@ -125,6 +127,7 @@ static void mptsas_scan_sas_topology(MPT_ADAPTER *ioc);
 static void mptsas_broadcast_primative_work(struct fw_event_work *fw_event);
 static void mptsas_handle_queue_full_event(struct fw_event_work *fw_event);
 static void mptsas_volume_delete(MPT_ADAPTER *ioc, u8 id);
+void	mptsas_schedule_target_reset(void *ioc);
 
 static void mptsas_print_phy_data(MPT_ADAPTER *ioc,
 					MPI_SAS_IO_UNIT0_PHY_DATA *phy_data)
@@ -1138,6 +1141,44 @@ mptsas_target_reset_queue(MPT_ADAPTER *ioc,
 }
 
 /**
+ * mptsas_schedule_target_reset- send pending target reset
+ * @iocp: per adapter object
+ *
+ * This function will delete scheduled target reset from the list and
+ * try to send next target reset. This will be called from completion
+ * context of any Task managment command.
+ */
+
+void
+mptsas_schedule_target_reset(void *iocp)
+{
+	MPT_ADAPTER *ioc = (MPT_ADAPTER *)(iocp);
+	MPT_SCSI_HOST	*hd = shost_priv(ioc->sh);
+	struct list_head *head = &hd->target_reset_list;
+	struct mptsas_target_reset_event	*target_reset_list;
+	u8		id, channel;
+	/*
+	 * issue target reset to next device in the queue
+	 */
+
+	head = &hd->target_reset_list;
+	if (list_empty(head))
+		return;
+
+	target_reset_list = list_entry(head->next,
+		struct mptsas_target_reset_event, list);
+
+	id = target_reset_list->sas_event_data.TargetID;
+	channel = target_reset_list->sas_event_data.Bus;
+	target_reset_list->time_count = jiffies;
+
+	if (mptsas_target_reset(ioc, channel, id))
+		target_reset_list->target_reset_issued = 1;
+	return;
+}
+
+
+/**
  *	mptsas_taskmgmt_complete - complete SAS task management function
  *	@ioc: Pointer to MPT_ADAPTER structure
  *
@@ -1221,28 +1262,12 @@ mptsas_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
 	 * enable work queue to remove device from upper layers
 	 */
 	list_del(&target_reset_list->list);
-	if ((mptsas_find_vtarget(ioc, channel, id)) && !ioc->fw_events_off)
+	if (!ioc->fw_events_off)
 		mptsas_queue_device_delete(ioc,
 			&target_reset_list->sas_event_data);
 
 
-	/*
-	 * issue target reset to next device in the queue
-	 */
-
-	head = &hd->target_reset_list;
-	if (list_empty(head))
-		return 1;
-
-	target_reset_list = list_entry(head->next, struct mptsas_target_reset_event,
-	    list);
-
-	id = target_reset_list->sas_event_data.TargetID;
-	channel = target_reset_list->sas_event_data.Bus;
-	target_reset_list->time_count = jiffies;
-
-	if (mptsas_target_reset(ioc, channel, id))
-		target_reset_list->target_reset_issued = 1;
+	ioc->schedule_target_reset(ioc);
 
 	return 1;
 }
@@ -1888,12 +1913,54 @@ mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
 	return mptscsih_qcmd(SCpnt,done);
 }
 
+/**
+ *	mptsas_mptsas_eh_timed_out - resets the scsi_cmnd timeout
+ *		if the device under question is currently in the
+ *		device removal delay.
+ *	@sc: scsi command that the midlayer is about to time out
+ *
+ **/
+static enum blk_eh_timer_return mptsas_eh_timed_out(struct scsi_cmnd *sc)
+{
+	MPT_SCSI_HOST *hd;
+	MPT_ADAPTER   *ioc;
+	VirtDevice    *vdevice;
+	enum blk_eh_timer_return rc = BLK_EH_NOT_HANDLED;
+
+	hd = shost_priv(sc->device->host);
+	if (hd == NULL) {
+		printk(KERN_ERR MYNAM ": %s: Can't locate host! (sc=%p)\n",
+		    __func__, sc);
+		goto done;
+	}
+
+	ioc = hd->ioc;
+	if (ioc->bus_type != SAS) {
+		printk(KERN_ERR MYNAM ": %s: Wrong bus type (sc=%p)\n",
+		    __func__, sc);
+		goto done;
+	}
+
+	vdevice = sc->device->hostdata;
+	if (vdevice && vdevice->vtarget && (vdevice->vtarget->inDMD
+		|| vdevice->vtarget->deleted)) {
+		dtmprintk(ioc, printk(MYIOC_s_WARN_FMT ": %s: target removed "
+		    "or in device removal delay (sc=%p)\n",
+		    ioc->name, __func__, sc));
+		rc = BLK_EH_RESET_TIMER;
+		goto done;
+	}
+
+done:
+	return rc;
+}
+
 
 static struct scsi_host_template mptsas_driver_template = {
 	.module				= THIS_MODULE,
 	.proc_name			= "mptsas",
 	.proc_info			= mptscsih_proc_info,
-	.name				= "MPT SPI Host",
+	.name				= "MPT SAS Host",
 	.info				= mptscsih_info,
 	.queuecommand			= mptsas_qcmd,
 	.target_alloc			= mptsas_target_alloc,
@@ -2037,11 +2104,13 @@ static int mptsas_phy_reset(struct sas_phy *phy, int hard_reset)
 
 	timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done,
 			10 * HZ);
-	if (!timeleft) {
-		/* On timeout reset the board */
+	if (!(ioc->sas_mgmt.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
+		error = -ETIME;
 		mpt_free_msg_frame(ioc, mf);
-		mpt_HardResetHandler(ioc, CAN_SLEEP);
-		error = -ETIMEDOUT;
+		if (ioc->sas_mgmt.status & MPT_MGMT_STATUS_DID_IOCRESET)
+			goto out_unlock;
+		if (!timeleft)
+			mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
 		goto out_unlock;
 	}
 
@@ -2222,11 +2291,14 @@ static int mptsas_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
 	mpt_put_msg_frame(mptsasMgmtCtx, ioc, mf);
 
 	timeleft = wait_for_completion_timeout(&ioc->sas_mgmt.done, 10 * HZ);
-	if (!timeleft) {
-		printk(MYIOC_s_ERR_FMT "%s: smp timeout!\n", ioc->name, __func__);
-		/* On timeout reset the board */
-		mpt_HardResetHandler(ioc, CAN_SLEEP);
-		ret = -ETIMEDOUT;
+	if (!(ioc->sas_mgmt.status & MPT_MGMT_STATUS_COMMAND_GOOD)) {
+		ret = -ETIME;
+		mpt_free_msg_frame(ioc, mf);
+		mf = NULL;
+		if (ioc->sas_mgmt.status & MPT_MGMT_STATUS_DID_IOCRESET)
+			goto unmap;
+		if (!timeleft)
+			mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
 		goto unmap;
 	}
 	mf = NULL;
@@ -2358,7 +2430,7 @@ mptsas_sas_io_unit_pg1(MPT_ADAPTER *ioc)
 	SasIOUnitPage1_t *buffer;
 	dma_addr_t dma_handle;
 	int error;
-	u16 device_missing_delay;
+	u8 device_missing_delay;
 
 	memset(&hdr, 0, sizeof(ConfigExtendedPageHeader_t));
 	memset(&cfg, 0, sizeof(CONFIGPARMS));
@@ -2395,7 +2467,7 @@ mptsas_sas_io_unit_pg1(MPT_ADAPTER *ioc)
 
 	ioc->io_missing_delay  =
 	    le16_to_cpu(buffer->IODeviceMissingDelay);
-	device_missing_delay = le16_to_cpu(buffer->ReportDeviceMissingDelay);
+	device_missing_delay = buffer->ReportDeviceMissingDelay;
 	ioc->device_missing_delay = (device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_UNIT_16) ?
 	    (device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16 :
 	    device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_TIMEOUT_MASK;
@@ -2517,6 +2589,12 @@ mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info,
 	cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
 
 	error = mpt_config(ioc, &cfg);
+
+	if (error == MPI_IOCSTATUS_CONFIG_INVALID_PAGE) {
+		error = -ENODEV;
+		goto out_free_consistent;
+	}
+
 	if (error)
 		goto out_free_consistent;
 
@@ -2537,6 +2615,7 @@ mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info,
 	device_info->sas_address = le64_to_cpu(sas_address);
 	device_info->device_info =
 	    le32_to_cpu(buffer->DeviceInfo);
+	device_info->flags = le16_to_cpu(buffer->Flags);
 
  out_free_consistent:
 	pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4,
@@ -2593,14 +2672,14 @@ mptsas_sas_expander_pg0(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info,
 	cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
 
 	error = mpt_config(ioc, &cfg);
-	if (error)
-		goto out_free_consistent;
-
-	if (!buffer->NumPhys) {
+	if (error == MPI_IOCSTATUS_CONFIG_INVALID_PAGE) {
 		error = -ENODEV;
 		goto out_free_consistent;
 	}
 
+	if (error)
+		goto out_free_consistent;
+
 	/* save config data */
 	port_info->num_phys = (buffer->NumPhys) ? buffer->NumPhys : 1;
 	port_info->phy_info = kcalloc(port_info->num_phys,
@@ -2676,7 +2755,7 @@ mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info,
 
 	if (error == MPI_IOCSTATUS_CONFIG_INVALID_PAGE) {
 		error = -ENODEV;
-		goto out;
+		goto out_free_consistent;
 	}
 
 	if (error)
@@ -2832,7 +2911,7 @@ mptsas_exp_repmanufacture_info(MPT_ADAPTER *ioc,
 		if (ioc->sas_mgmt.status & MPT_MGMT_STATUS_DID_IOCRESET)
 			goto out_free;
 		if (!timeleft)
-			mpt_HardResetHandler(ioc, CAN_SLEEP);
+			mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
 		goto out_free;
 	}
 
@@ -2948,6 +3027,7 @@ static int mptsas_probe_one_phy(struct device *dev,
 	struct sas_phy *phy;
 	struct sas_port *port;
 	int error = 0;
+	VirtTarget *vtarget;
 
 	if (!dev) {
 		error = -ENODEV;
@@ -3170,6 +3250,16 @@ static int mptsas_probe_one_phy(struct device *dev,
 					rphy_to_expander_device(rphy));
 	}
 
+	/* If the device exists,verify it wasn't previously flagged
+	as a missing device.  If so, clear it */
+	vtarget = mptsas_find_vtarget(ioc,
+	    phy_info->attached.channel,
+	    phy_info->attached.id);
+	if (vtarget && vtarget->inDMD) {
+		printk(KERN_INFO "Device returned, unsetting inDMD\n");
+		vtarget->inDMD = 0;
+	}
+
  out:
 	return error;
 }
@@ -3623,9 +3713,42 @@ mptsas_send_link_status_event(struct fw_event_work *fw_event)
 		    MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION)
 			phy_info->phy->negotiated_linkrate =
 			    SAS_LINK_RATE_FAILED;
-		else
+		else {
 			phy_info->phy->negotiated_linkrate =
 			    SAS_LINK_RATE_UNKNOWN;
+			if (ioc->device_missing_delay &&
+			    mptsas_is_end_device(&phy_info->attached)) {
+				struct scsi_device		*sdev;
+				VirtDevice			*vdevice;
+				u8	channel, id;
+				id = phy_info->attached.id;
+				channel = phy_info->attached.channel;
+				devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+				"Link down for fw_id %d:fw_channel %d\n",
+				    ioc->name, phy_info->attached.id,
+				    phy_info->attached.channel));
+
+				shost_for_each_device(sdev, ioc->sh) {
+					vdevice = sdev->hostdata;
+					if ((vdevice == NULL) ||
+						(vdevice->vtarget == NULL))
+						continue;
+					if ((vdevice->vtarget->tflags &
+					    MPT_TARGET_FLAGS_RAID_COMPONENT ||
+					    vdevice->vtarget->raidVolume))
+						continue;
+					if (vdevice->vtarget->id == id &&
+						vdevice->vtarget->channel ==
+						channel)
+						devtprintk(ioc,
+						printk(MYIOC_s_DEBUG_FMT
+						"SDEV OUTSTANDING CMDS"
+						"%d\n", ioc->name,
+						sdev->device_busy));
+				}
+
+			}
+		}
 	}
  out:
 	mptsas_free_fw_event(ioc, fw_event);
@@ -3828,6 +3951,13 @@ mptsas_probe_devices(MPT_ADAPTER *ioc)
 		      MPI_SAS_DEVICE_INFO_SATA_DEVICE)) == 0)
 			continue;
 
+		/* If there is no FW B_T mapping for this device then continue
+		 * */
+		if (!(sas_device.flags & MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)
+			|| !(sas_device.flags &
+			MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED))
+			continue;
+
 		phy_info = mptsas_refreshing_device_handles(ioc, &sas_device);
 		if (!phy_info)
 			continue;
@@ -4097,6 +4227,7 @@ mptsas_adding_inactive_raid_components(MPT_ADAPTER *ioc, u8 channel, u8 id)
 	cfg.pageAddr = (channel << 8) + id;
 	cfg.cfghdr.hdr = &hdr;
 	cfg.action = MPI_CONFIG_ACTION_PAGE_HEADER;
+	cfg.timeout = SAS_CONFIG_PAGE_TIMEOUT;
 
 	if (mpt_config(ioc, &cfg) != 0)
 		goto out;
@@ -4136,6 +4267,14 @@ mptsas_adding_inactive_raid_components(MPT_ADAPTER *ioc, u8 channel, u8 id)
 			phys_disk.PhysDiskID))
 			continue;
 
+		/* If there is no FW B_T mapping for this device then continue
+		 * */
+		if (!(sas_device.flags & MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)
+			|| !(sas_device.flags &
+			MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED))
+			continue;
+
+
 		phy_info = mptsas_find_phyinfo_by_sas_address(ioc,
 		    sas_device.sas_address);
 		mptsas_add_end_device(ioc, phy_info);
@@ -4158,6 +4297,7 @@ mptsas_hotplug_work(MPT_ADAPTER *ioc, struct fw_event_work *fw_event,
 	struct mptsas_devinfo sas_device;
 	VirtTarget *vtarget;
 	int i;
+	struct mptsas_portinfo *port_info;
 
 	switch (hot_plug_info->event_type) {
 
@@ -4186,12 +4326,47 @@ mptsas_hotplug_work(MPT_ADAPTER *ioc, struct fw_event_work *fw_event,
 		    (hot_plug_info->channel << 8) +
 		    hot_plug_info->id);
 
+		/* If there is no FW B_T mapping for this device then break
+		 * */
+		if (!(sas_device.flags & MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)
+			|| !(sas_device.flags &
+			MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED))
+			break;
+
 		if (!sas_device.handle)
 			return;
 
 		phy_info = mptsas_refreshing_device_handles(ioc, &sas_device);
-		if (!phy_info)
+		/* Only For SATA Device ADD */
+		if (!phy_info && (sas_device.device_info &
+				MPI_SAS_DEVICE_INFO_SATA_DEVICE)) {
+			devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+				"%s %d SATA HOT PLUG: "
+				"parent handle of device %x\n", ioc->name,
+				__func__, __LINE__, sas_device.handle_parent));
+			port_info = mptsas_find_portinfo_by_handle(ioc,
+				sas_device.handle_parent);
+
+			if (port_info == ioc->hba_port_info)
+				mptsas_probe_hba_phys(ioc);
+			else if (port_info)
+				mptsas_expander_refresh(ioc, port_info);
+			else {
+				dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
+					"%s %d port info is NULL\n",
+					ioc->name, __func__, __LINE__));
+				break;
+			}
+			phy_info = mptsas_refreshing_device_handles
+				(ioc, &sas_device);
+		}
+
+		if (!phy_info) {
+			dfailprintk(ioc, printk(MYIOC_s_ERR_FMT
+				"%s %d phy info is NULL\n",
+				ioc->name, __func__, __LINE__));
 			break;
+		}
 
 		if (mptsas_get_rphy(phy_info))
 			break;
@@ -4228,6 +4403,13 @@ mptsas_hotplug_work(MPT_ADAPTER *ioc, struct fw_event_work *fw_event,
 			break;
 		}
 
+		/* If there is no FW B_T mapping for this device then break
+		 * */
+		if (!(sas_device.flags & MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)
+			|| !(sas_device.flags &
+			MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED))
+			break;
+
 		phy_info = mptsas_find_phyinfo_by_sas_address(
 		    ioc, sas_device.sas_address);
 
@@ -4281,6 +4463,13 @@ mptsas_hotplug_work(MPT_ADAPTER *ioc, struct fw_event_work *fw_event,
 			break;
 		}
 
+		/* If there is no FW B_T mapping for this device then break
+		 * */
+		if (!(sas_device.flags & MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)
+			|| !(sas_device.flags &
+			MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED))
+			break;
+
 		phy_info = mptsas_find_phyinfo_by_sas_address(ioc,
 				sas_device.sas_address);
 		if (!phy_info) {
@@ -4714,9 +4903,10 @@ mptsas_broadcast_primative_work(struct fw_event_work *fw_event)
 	mutex_unlock(&ioc->taskmgmt_cmds.mutex);
 
 	if (issue_reset) {
-		printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n",
-		    ioc->name, __func__);
-		mpt_HardResetHandler(ioc, CAN_SLEEP);
+		printk(MYIOC_s_WARN_FMT
+		       "Issuing Reset from %s!! doorbell=0x%08x\n",
+		       ioc->name, __func__, mpt_GetIocState(ioc, 0));
+		mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
 	}
 	mptsas_free_fw_event(ioc, fw_event);
 }
@@ -4778,6 +4968,9 @@ mptsas_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *reply)
 	struct fw_event_work *fw_event;
 	unsigned long delay;
 
+	if (ioc->bus_type != SAS)
+		return 0;
+
 	/* events turned off due to host reset or driver unloading */
 	if (ioc->fw_events_off)
 		return 0;
@@ -4800,12 +4993,47 @@ mptsas_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *reply)
 	{
 		EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data =
 		    (EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)reply->Data;
+		u16	ioc_stat;
+		ioc_stat = le16_to_cpu(reply->IOCStatus);
 
 		if (sas_event_data->ReasonCode ==
 		    MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING) {
 			mptsas_target_reset_queue(ioc, sas_event_data);
 			return 0;
 		}
+		if (sas_event_data->ReasonCode ==
+			MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET &&
+			ioc->device_missing_delay &&
+			(ioc_stat & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE)) {
+			VirtTarget *vtarget = NULL;
+			u8		id, channel;
+			u32	 log_info = le32_to_cpu(reply->IOCLogInfo);
+
+			id = sas_event_data->TargetID;
+			channel = sas_event_data->Bus;
+
+			vtarget = mptsas_find_vtarget(ioc, channel, id);
+			if (vtarget) {
+				devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+				    "LogInfo (0x%x) available for "
+				   "INTERNAL_DEVICE_RESET"
+				   "fw_id %d fw_channel %d\n", ioc->name,
+				   log_info, id, channel));
+				if (vtarget->raidVolume) {
+					devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+					"Skipping Raid Volume for inDMD\n",
+					ioc->name));
+				} else {
+					devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+					"Setting device flag inDMD\n",
+					ioc->name));
+					vtarget->inDMD = 1;
+				}
+
+			}
+
+		}
+
 		break;
 	}
 	case MPI_EVENT_SAS_EXPANDER_STATUS_CHANGE:
@@ -4908,7 +5136,7 @@ mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	ioc->DoneCtx = mptsasDoneCtx;
 	ioc->TaskCtx = mptsasTaskCtx;
 	ioc->InternalCtx = mptsasInternalCtx;
-
+	ioc->schedule_target_reset = &mptsas_schedule_target_reset;
 	/*  Added sanity check on readiness of the MPT adapter.
 	 */
 	if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) {
@@ -5072,6 +5300,12 @@ static void __devexit mptsas_remove(struct pci_dev *pdev)
 	struct mptsas_portinfo *p, *n;
 	int i;
 
+	if (!ioc->sh) {
+		printk(MYIOC_s_INFO_FMT "IOC is in Target mode\n", ioc->name);
+		mpt_detach(pdev);
+		return;
+	}
+
 	mptsas_shutdown(pdev);
 
 	mptsas_del_device_components(ioc);
@@ -5132,14 +5366,20 @@ mptsas_init(void)
 	    sas_attach_transport(&mptsas_transport_functions);
 	if (!mptsas_transport_template)
 		return -ENODEV;
+	mptsas_transport_template->eh_timed_out = mptsas_eh_timed_out;
 
-	mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER);
-	mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER);
+	mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER,
+	    "mptscsih_io_done");
+	mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER,
+	    "mptscsih_taskmgmt_complete");
 	mptsasInternalCtx =
-		mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER);
-	mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER);
+		mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER,
+		    "mptscsih_scandv_complete");
+	mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER,
+	    "mptsas_mgmt_done");
 	mptsasDeviceResetCtx =
-		mpt_register(mptsas_taskmgmt_complete, MPTSAS_DRIVER);
+		mpt_register(mptsas_taskmgmt_complete, MPTSAS_DRIVER,
+		    "mptsas_taskmgmt_complete");
 
 	mpt_event_register(mptsasDoneCtx, mptsas_event_process);
 	mpt_reset_register(mptsasDoneCtx, mptsas_ioc_reset);
diff --git a/drivers/message/fusion/mptsas.h b/drivers/message/fusion/mptsas.h
index 953c2bfcf6a..57e86ab7766 100644
--- a/drivers/message/fusion/mptsas.h
+++ b/drivers/message/fusion/mptsas.h
@@ -110,7 +110,7 @@ struct fw_event_work {
 	MPT_ADAPTER	*ioc;
 	u32			event;
 	u8			retries;
-	u8			event_data[1];
+	u8			__attribute__((aligned(4))) event_data[1];
 };
 
 struct mptsas_discovery_event {
@@ -140,6 +140,7 @@ struct mptsas_devinfo {
 	u64	sas_address;    /* WWN of this device,
 				   SATA is assigned by HBA,expander */
 	u32	device_info;	/* bitfield detailed info about this device */
+	u16	flags;		/* sas device pg0 flags */
 };
 
 /*
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 4a7d1afcb66..59b8f53d1ec 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -46,6 +46,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/errno.h>
 #include <linux/kdev_t.h>
@@ -663,6 +664,7 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
 		u32	 log_info;
 
 		status = le16_to_cpu(pScsiReply->IOCStatus) & MPI_IOCSTATUS_MASK;
+
 		scsi_state = pScsiReply->SCSIState;
 		scsi_status = pScsiReply->SCSIStatus;
 		xfer_cnt = le32_to_cpu(pScsiReply->TransferCount);
@@ -737,13 +739,36 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
 
 		case MPI_IOCSTATUS_SCSI_IOC_TERMINATED:		/* 0x004B */
 			if ( ioc->bus_type == SAS ) {
-				u16 ioc_status = le16_to_cpu(pScsiReply->IOCStatus);
-				if (ioc_status & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) {
-					if ((log_info & SAS_LOGINFO_MASK)
-					    == SAS_LOGINFO_NEXUS_LOSS) {
-						sc->result = (DID_BUS_BUSY << 16);
-						break;
-					}
+				u16 ioc_status =
+				    le16_to_cpu(pScsiReply->IOCStatus);
+				if ((ioc_status &
+					MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE)
+					&&
+					((log_info & SAS_LOGINFO_MASK) ==
+					SAS_LOGINFO_NEXUS_LOSS)) {
+						VirtDevice *vdevice =
+						sc->device->hostdata;
+
+					    /* flag the device as being in
+					     * device removal delay so we can
+					     * notify the midlayer to hold off
+					     * on timeout eh */
+						if (vdevice && vdevice->
+							vtarget &&
+							vdevice->vtarget->
+							raidVolume)
+							printk(KERN_INFO
+							"Skipping Raid Volume"
+							"for inDMD\n");
+						else if (vdevice &&
+							vdevice->vtarget)
+							vdevice->vtarget->
+								inDMD = 1;
+
+					    sc->result =
+						    (DID_TRANSPORT_DISRUPTED
+						    << 16);
+					    break;
 				}
 			} else if (ioc->bus_type == FC) {
 				/*
@@ -1148,11 +1173,6 @@ mptscsih_remove(struct pci_dev *pdev)
 	MPT_SCSI_HOST		*hd;
 	int sz1;
 
-	if(!host) {
-		mpt_detach(pdev);
-		return;
-	}
-
 	scsi_remove_host(host);
 
 	if((hd = shost_priv(host)) == NULL)
@@ -1708,9 +1728,10 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun,
 
 	CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status)
 	if (issue_hard_reset) {
-		printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n",
-			ioc->name, __func__);
-		retval = mpt_HardResetHandler(ioc, CAN_SLEEP);
+		printk(MYIOC_s_WARN_FMT
+		       "Issuing Reset from %s!! doorbell=0x%08x\n",
+		       ioc->name, __func__, mpt_GetIocState(ioc, 0));
+		retval = mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
 		mpt_free_msg_frame(ioc, mf);
 	}
 
@@ -1727,6 +1748,7 @@ mptscsih_get_tm_timeout(MPT_ADAPTER *ioc)
 	case FC:
 		return 40;
 	case SAS:
+		return 30;
 	case SPI:
 	default:
 		return 10;
@@ -1776,7 +1798,7 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
 		    ioc->name, SCpnt));
 		SCpnt->result = DID_NO_CONNECT << 16;
 		SCpnt->scsi_done(SCpnt);
-		retval = 0;
+		retval = SUCCESS;
 		goto out;
 	}
 
@@ -1791,6 +1813,17 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
 		goto out;
 	}
 
+	/* Task aborts are not supported for volumes.
+	 */
+	if (vdevice->vtarget->raidVolume) {
+		dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT
+		    "task abort: raid volume (sc=%p)\n",
+		    ioc->name, SCpnt));
+		SCpnt->result = DID_RESET << 16;
+		retval = FAILED;
+		goto out;
+	}
+
 	/* Find this command
 	 */
 	if ((scpnt_idx = SCPNT_TO_LOOKUP_IDX(ioc, SCpnt)) < 0) {
@@ -1990,7 +2023,7 @@ mptscsih_host_reset(struct scsi_cmnd *SCpnt)
 	/*  If our attempts to reset the host failed, then return a failed
 	 *  status.  The host will be taken off line by the SCSI mid-layer.
 	 */
-    retval = mpt_HardResetHandler(ioc, CAN_SLEEP);
+    retval = mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
 	if (retval < 0)
 		status = FAILED;
 	else
@@ -2124,6 +2157,8 @@ mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf,
 		mpt_clear_taskmgmt_in_progress_flag(ioc);
 		ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING;
 		complete(&ioc->taskmgmt_cmds.done);
+		if (ioc->bus_type == SAS)
+			ioc->schedule_target_reset(ioc);
 		return 1;
 	}
 	return 0;
@@ -2343,6 +2378,8 @@ mptscsih_slave_destroy(struct scsi_device *sdev)
 	starget = scsi_target(sdev);
 	vtarget = starget->hostdata;
 	vdevice = sdev->hostdata;
+	if (!vdevice)
+		return;
 
 	mptscsih_search_running_cmds(hd, vdevice);
 	vtarget->num_luns--;
@@ -2449,6 +2486,8 @@ mptscsih_slave_configure(struct scsi_device *sdev)
 		ioc->name,sdev->tagged_supported, sdev->simple_tags,
 		sdev->ordered_tags));
 
+	blk_queue_dma_alignment (sdev->request_queue, 512 - 1);
+
 	return 0;
 }
 
@@ -2560,9 +2599,7 @@ mptscsih_getclear_scsi_lookup(MPT_ADAPTER *ioc, int i)
 }
 
 /**
- * mptscsih_set_scsi_lookup
- *
- * writes a scmd entry into the ScsiLookup[] array list
+ * mptscsih_set_scsi_lookup - write a scmd entry into the ScsiLookup[] array list
  *
  * @ioc: Pointer to MPT_ADAPTER structure
  * @i: index into the array
@@ -2725,7 +2762,7 @@ mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req,
 
 
 /**
- *	mptscsih_get_completion_code -
+ *	mptscsih_get_completion_code - get completion code from MPT request
  *	@ioc: Pointer to MPT_ADAPTER structure
  *	@req: Pointer to original MPT request frame
  *	@reply: Pointer to MPT reply frame (NULL if TurboReply)
@@ -3037,9 +3074,12 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io)
 			goto out;
 		}
 		if (!timeleft) {
-			printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n",
-			    ioc->name, __func__);
-			mpt_HardResetHandler(ioc, CAN_SLEEP);
+			printk(MYIOC_s_WARN_FMT
+			       "Issuing Reset from %s!! doorbell=0x%08xh"
+			       " cmd=0x%02x\n",
+			       ioc->name, __func__, mpt_GetIocState(ioc, 0),
+			       cmd);
+			mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP);
 			mpt_free_msg_frame(ioc, mf);
 		}
 		goto out;
diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c
index 69f4257419b..0e2803155ae 100644
--- a/drivers/message/fusion/mptspi.c
+++ b/drivers/message/fusion/mptspi.c
@@ -46,6 +46,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/errno.h>
 #include <linux/kdev_t.h>
@@ -209,6 +210,10 @@ mptspi_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target,
 	target->maxOffset = offset;
 	target->maxWidth = width;
 
+	spi_min_period(scsi_target(sdev)) = factor;
+	spi_max_offset(scsi_target(sdev)) = offset;
+	spi_max_width(scsi_target(sdev)) = width;
+
 	target->tflags |= MPT_TARGET_FLAGS_VALID_NEGO;
 
 	/* Disable unused features.
@@ -557,6 +562,7 @@ static int mptspi_read_spi_device_pg0(struct scsi_target *starget,
 	cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT;
 	cfg.dir = 0;
 	cfg.pageAddr = starget->id;
+	cfg.timeout = 60;
 
 	if (mpt_config(ioc, &cfg)) {
 		starget_printk(KERN_ERR, starget, MYIOC_s_FMT "mpt_config failed\n", ioc->name);
@@ -1151,6 +1157,9 @@ mptspi_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
 	u8 event = le32_to_cpu(pEvReply->Event) & 0xFF;
 	struct _MPT_SCSI_HOST *hd = shost_priv(ioc->sh);
 
+	if (ioc->bus_type != SPI)
+		return 0;
+
 	if (hd && event ==  MPI_EVENT_INTEGRATED_RAID) {
 		int reason
 			= (le32_to_cpu(pEvReply->Data[0]) & 0x00FF0000) >> 16;
@@ -1282,6 +1291,8 @@ mptspi_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
 	int rc;
 
 	rc = mptscsih_ioc_reset(ioc, reset_phase);
+	if ((ioc->bus_type != SPI) || (!rc))
+		return rc;
 
 	/* only try to do a renegotiation if we're properly set up
 	 * if we get an ioc fault on bringup, ioc->sh will be NULL */
@@ -1540,9 +1551,12 @@ mptspi_init(void)
 	if (!mptspi_transport_template)
 		return -ENODEV;
 
-	mptspiDoneCtx = mpt_register(mptscsih_io_done, MPTSPI_DRIVER);
-	mptspiTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSPI_DRIVER);
-	mptspiInternalCtx = mpt_register(mptscsih_scandv_complete, MPTSPI_DRIVER);
+	mptspiDoneCtx = mpt_register(mptscsih_io_done, MPTSPI_DRIVER,
+	    "mptscsih_io_done");
+	mptspiTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSPI_DRIVER,
+	    "mptscsih_taskmgmt_complete");
+	mptspiInternalCtx = mpt_register(mptscsih_scandv_complete,
+	    MPTSPI_DRIVER, "mptscsih_scandv_complete");
 
 	mpt_event_register(mptspiDoneCtx, mptspi_event_process);
 	mpt_reset_register(mptspiDoneCtx, mptspi_ioc_reset);
diff --git a/drivers/message/i2o/i2o_block.c b/drivers/message/i2o/i2o_block.c
index 2658b1484a2..fc593fbab69 100644
--- a/drivers/message/i2o/i2o_block.c
+++ b/drivers/message/i2o/i2o_block.c
@@ -51,6 +51,7 @@
  */
 
 #include <linux/module.h>
+#include <linux/slab.h>
 #include <linux/i2o.h>
 
 #include <linux/mempool.h>
diff --git a/drivers/message/i2o/i2o_config.c b/drivers/message/i2o/i2o_config.c
index 3d5f40cd69d..c4b117f5fb7 100644
--- a/drivers/message/i2o/i2o_config.c
+++ b/drivers/message/i2o/i2o_config.c
@@ -33,6 +33,7 @@
 #include <linux/miscdevice.h>
 #include <linux/smp_lock.h>
 #include <linux/compat.h>
+#include <linux/slab.h>
 
 #include <asm/uaccess.h>
 
@@ -185,14 +186,9 @@ static int i2o_cfg_parms(unsigned long arg, unsigned int type)
 	if (!dev)
 		return -ENXIO;
 
-	ops = kmalloc(kcmd.oplen, GFP_KERNEL);
-	if (!ops)
-		return -ENOMEM;
-
-	if (copy_from_user(ops, kcmd.opbuf, kcmd.oplen)) {
-		kfree(ops);
-		return -EFAULT;
-	}
+	ops = memdup_user(kcmd.opbuf, kcmd.oplen);
+	if (IS_ERR(ops))
+		return PTR_ERR(ops);
 
 	/*
 	 * It's possible to have a _very_ large table
@@ -313,22 +309,22 @@ static int i2o_cfg_swul(unsigned long arg)
 	int ret = 0;
 
 	if (copy_from_user(&kxfer, pxfer, sizeof(struct i2o_sw_xfer)))
-		goto return_fault;
+		return -EFAULT;
 
 	if (get_user(swlen, kxfer.swlen) < 0)
-		goto return_fault;
+		return -EFAULT;
 
 	if (get_user(maxfrag, kxfer.maxfrag) < 0)
-		goto return_fault;
+		return -EFAULT;
 
 	if (get_user(curfrag, kxfer.curfrag) < 0)
-		goto return_fault;
+		return -EFAULT;
 
 	if (curfrag == maxfrag)
 		fragsize = swlen - (maxfrag - 1) * 8192;
 
 	if (!kxfer.buf)
-		goto return_fault;
+		return -EFAULT;
 
 	c = i2o_find_iop(kxfer.iop);
 	if (!c)
@@ -372,12 +368,8 @@ static int i2o_cfg_swul(unsigned long arg)
 
 	i2o_dma_free(&c->pdev->dev, &buffer);
 
-      return_ret:
 	return ret;
-      return_fault:
-	ret = -EFAULT;
-	goto return_ret;
-};
+}
 
 static int i2o_cfg_swdel(unsigned long arg)
 {
diff --git a/drivers/message/i2o/i2o_proc.c b/drivers/message/i2o/i2o_proc.c
index 949a648f8e2..07dbeaf9df9 100644
--- a/drivers/message/i2o/i2o_proc.c
+++ b/drivers/message/i2o/i2o_proc.c
@@ -40,6 +40,7 @@
 #include <linux/kernel.h>
 #include <linux/pci.h>
 #include <linux/i2o.h>
+#include <linux/slab.h>
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #include <linux/init.h>
diff --git a/drivers/message/i2o/iop.c b/drivers/message/i2o/iop.c
index ef5ce2676f0..090d2a3a654 100644
--- a/drivers/message/i2o/iop.c
+++ b/drivers/message/i2o/iop.c
@@ -29,6 +29,7 @@
 #include <linux/i2o.h>
 #include <linux/delay.h>
 #include <linux/sched.h>
+#include <linux/slab.h>
 #include "core.h"
 
 #define OSM_NAME	"i2o"
diff --git a/drivers/message/i2o/pci.c b/drivers/message/i2o/pci.c
index 35ba2ae38b4..73e4658af53 100644
--- a/drivers/message/i2o/pci.c
+++ b/drivers/message/i2o/pci.c
@@ -29,6 +29,7 @@
 
 #include <linux/pci.h>
 #include <linux/interrupt.h>
+#include <linux/slab.h>
 #include <linux/i2o.h>
 #include "core.h"