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

* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (102 commits)
  [SCSI] scsi_dh: fix kconfig related build errors
  [SCSI] sym53c8xx: Fix bogus sym_que_entry re-implementation of container_of
  [SCSI] scsi_cmnd.h: remove double inclusion of linux/blkdev.h
  [SCSI] make struct scsi_{host,target}_type static
  [SCSI] fix locking in host use of blk_plug_device()
  [SCSI] zfcp: Cleanup external header file
  [SCSI] zfcp: Cleanup code in zfcp_erp.c
  [SCSI] zfcp: zfcp_fsf cleanup.
  [SCSI] zfcp: consolidate sysfs things into one file.
  [SCSI] zfcp: Cleanup of code in zfcp_aux.c
  [SCSI] zfcp: Cleanup of code in zfcp_scsi.c
  [SCSI] zfcp: Move status accessors from zfcp to SCSI include file.
  [SCSI] zfcp: Small QDIO cleanups
  [SCSI] zfcp: Adapter reopen for large number of unsolicited status
  [SCSI] zfcp: Fix error checking for ELS ADISC requests
  [SCSI] zfcp: wait until adapter is finished with ERP during auto-port
  [SCSI] ibmvfc: IBM Power Virtual Fibre Channel Adapter Client Driver
  [SCSI] sg: Add target reset support
  [SCSI] lib: Add support for the T10 (SCSI) Data Integrity Field CRC
  [SCSI] sd: Move scsi_disk() accessor function to sd.h
  ...

15 files changed, 115 insertions, 22 deletions

diff --git a/drivers/message/fusion/lsi/mpi.h b/drivers/message/fusion/lsi/mpi.h
index 1acbdd61..10b6ef7 100644
--- a/drivers/message/fusion/lsi/mpi.h
+++ b/drivers/message/fusion/lsi/mpi.h
@@ -1,5 +1,5 @@
 /*
- *  Copyright (c) 2000-2007 LSI Corporation.
+ *  Copyright (c) 2000-2008 LSI Corporation.
  *
  *
  *           Name:  mpi.h
diff --git a/drivers/message/fusion/lsi/mpi_cnfg.h b/drivers/message/fusion/lsi/mpi_cnfg.h
index 2bd8ada..b2db333 100644
--- a/drivers/message/fusion/lsi/mpi_cnfg.h
+++ b/drivers/message/fusion/lsi/mpi_cnfg.h
@@ -1,5 +1,5 @@
 /*
- *  Copyright (c) 2000-2007 LSI Corporation.
+ *  Copyright (c) 2000-2008 LSI Corporation.
  *
  *
  *           Name:  mpi_cnfg.h
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index d40d6d1..75e599b 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -5,7 +5,7 @@
  *      For use with LSI PCI chip/adapter(s)
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
@@ -103,7 +103,7 @@ static int mfcounter = 0;
  *  Public data...
  */
 
-struct proc_dir_entry *mpt_proc_root_dir;
+static struct proc_dir_entry *mpt_proc_root_dir;
 
 #define WHOINIT_UNKNOWN		0xAA
 
@@ -253,6 +253,55 @@ mpt_get_cb_idx(MPT_DRIVER_CLASS dclass)
 	return 0;
 }
 
+/**
+ *	mpt_fault_reset_work - work performed on workq after ioc fault
+ *	@work: input argument, used to derive ioc
+ *
+**/
+static void
+mpt_fault_reset_work(struct work_struct *work)
+{
+	MPT_ADAPTER	*ioc =
+	    container_of(work, MPT_ADAPTER, fault_reset_work.work);
+	u32		 ioc_raw_state;
+	int		 rc;
+	unsigned long	 flags;
+
+	if (ioc->diagPending || !ioc->active)
+		goto out;
+
+	ioc_raw_state = mpt_GetIocState(ioc, 0);
+	if ((ioc_raw_state & MPI_IOC_STATE_MASK) == MPI_IOC_STATE_FAULT) {
+		printk(MYIOC_s_WARN_FMT "IOC is in FAULT state (%04xh)!!!\n",
+		    ioc->name, ioc_raw_state & MPI_DOORBELL_DATA_MASK);
+		printk(MYIOC_s_WARN_FMT "Issuing HardReset from %s!!\n",
+		    ioc->name, __FUNCTION__);
+		rc = mpt_HardResetHandler(ioc, CAN_SLEEP);
+		printk(MYIOC_s_WARN_FMT "%s: HardReset: %s\n", ioc->name,
+		    __FUNCTION__, (rc == 0) ? "success" : "failed");
+		ioc_raw_state = mpt_GetIocState(ioc, 0);
+		if ((ioc_raw_state & MPI_IOC_STATE_MASK) == MPI_IOC_STATE_FAULT)
+			printk(MYIOC_s_WARN_FMT "IOC is in FAULT state after "
+			    "reset (%04xh)\n", ioc->name, ioc_raw_state &
+			    MPI_DOORBELL_DATA_MASK);
+	}
+
+ out:
+	/*
+	 * Take turns polling alternate controller
+	 */
+	if (ioc->alt_ioc)
+		ioc = ioc->alt_ioc;
+
+	/* rearm the timer */
+	spin_lock_irqsave(&ioc->fault_reset_work_lock, flags);
+	if (ioc->reset_work_q)
+		queue_delayed_work(ioc->reset_work_q, &ioc->fault_reset_work,
+			msecs_to_jiffies(MPT_POLLING_INTERVAL));
+	spin_unlock_irqrestore(&ioc->fault_reset_work_lock, flags);
+}
+
+
 /*
  *  Process turbo (context) reply...
  */
@@ -1616,6 +1665,22 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	/* Find lookup slot. */
 	INIT_LIST_HEAD(&ioc->list);
 
+
+	/* Initialize workqueue */
+	INIT_DELAYED_WORK(&ioc->fault_reset_work, mpt_fault_reset_work);
+	spin_lock_init(&ioc->fault_reset_work_lock);
+
+	snprintf(ioc->reset_work_q_name, KOBJ_NAME_LEN, "mpt_poll_%d", ioc->id);
+	ioc->reset_work_q =
+		create_singlethread_workqueue(ioc->reset_work_q_name);
+	if (!ioc->reset_work_q) {
+		printk(MYIOC_s_ERR_FMT "Insufficient memory to add adapter!\n",
+		    ioc->name);
+		pci_release_selected_regions(pdev, ioc->bars);
+		kfree(ioc);
+		return -ENOMEM;
+	}
+
 	dinitprintk(ioc, printk(MYIOC_s_INFO_FMT "facts @ %p, pfacts[0] @ %p\n",
 	    ioc->name, &ioc->facts, &ioc->pfacts[0]));
 
@@ -1727,6 +1792,10 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 		iounmap(ioc->memmap);
 		if (r != -5)
 			pci_release_selected_regions(pdev, ioc->bars);
+
+		destroy_workqueue(ioc->reset_work_q);
+		ioc->reset_work_q = NULL;
+
 		kfree(ioc);
 		pci_set_drvdata(pdev, NULL);
 		return r;
@@ -1759,6 +1828,10 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	}
 #endif
 
+	if (!ioc->alt_ioc)
+		queue_delayed_work(ioc->reset_work_q, &ioc->fault_reset_work,
+			msecs_to_jiffies(MPT_POLLING_INTERVAL));
+
 	return 0;
 }
 
@@ -1774,6 +1847,19 @@ mpt_detach(struct pci_dev *pdev)
 	MPT_ADAPTER 	*ioc = pci_get_drvdata(pdev);
 	char pname[32];
 	u8 cb_idx;
+	unsigned long flags;
+	struct workqueue_struct *wq;
+
+	/*
+	 * Stop polling ioc for fault condition
+	 */
+	spin_lock_irqsave(&ioc->fault_reset_work_lock, flags);
+	wq = ioc->reset_work_q;
+	ioc->reset_work_q = NULL;
+	spin_unlock_irqrestore(&ioc->fault_reset_work_lock, flags);
+	cancel_delayed_work(&ioc->fault_reset_work);
+	destroy_workqueue(wq);
+
 
 	sprintf(pname, MPT_PROCFS_MPTBASEDIR "/%s/summary", ioc->name);
 	remove_proc_entry(pname, NULL);
@@ -7456,7 +7542,6 @@ EXPORT_SYMBOL(mpt_resume);
 EXPORT_SYMBOL(mpt_suspend);
 #endif
 EXPORT_SYMBOL(ioc_list);
-EXPORT_SYMBOL(mpt_proc_root_dir);
 EXPORT_SYMBOL(mpt_register);
 EXPORT_SYMBOL(mpt_deregister);
 EXPORT_SYMBOL(mpt_event_register);
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index a8f6174..6adab64 100644
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -5,7 +5,7 @@
  *          LSIFC9xx/LSI409xx Fibre Channel
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
@@ -73,11 +73,11 @@
 #endif
 
 #ifndef COPYRIGHT
-#define COPYRIGHT	"Copyright (c) 1999-2007 " MODULEAUTHOR
+#define COPYRIGHT	"Copyright (c) 1999-2008 " MODULEAUTHOR
 #endif
 
-#define MPT_LINUX_VERSION_COMMON	"3.04.06"
-#define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.04.06"
+#define MPT_LINUX_VERSION_COMMON	"3.04.07"
+#define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.04.07"
 #define WHAT_MAGIC_STRING		"@" "(" "#" ")"
 
 #define show_mptmod_ver(s,ver)  \
@@ -176,6 +176,8 @@
 /* debug print string length used for events and iocstatus */
 # define EVENT_DESCR_STR_SZ             100
 
+#define MPT_POLLING_INTERVAL		1000	/* in milliseconds */
+
 #ifdef __KERNEL__	/* { */
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 
@@ -709,6 +711,12 @@ typedef struct _MPT_ADAPTER
 	struct workqueue_struct *fc_rescan_work_q;
 	struct scsi_cmnd	**ScsiLookup;
 	spinlock_t		  scsi_lookup_lock;
+
+	char			 reset_work_q_name[KOBJ_NAME_LEN];
+	struct workqueue_struct *reset_work_q;
+	struct delayed_work	 fault_reset_work;
+	spinlock_t		 fault_reset_work_lock;
+
 } MPT_ADAPTER;
 
 /*
@@ -919,7 +927,6 @@ extern int	 mpt_raid_phys_disk_pg0(MPT_ADAPTER *ioc, u8 phys_disk_num, pRaidPhys
  *  Public data decl's...
  */
 extern struct list_head	  ioc_list;
-extern struct proc_dir_entry	*mpt_proc_root_dir;
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 #endif		/* } __KERNEL__ */
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index c594656..a592042 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -4,7 +4,7 @@
  *      For use with LSI PCI chip/adapters
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
@@ -66,7 +66,7 @@
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_tcq.h>
 
-#define COPYRIGHT	"Copyright (c) 1999-2007 LSI Corporation"
+#define COPYRIGHT	"Copyright (c) 1999-2008 LSI Corporation"
 #define MODULEAUTHOR	"LSI Corporation"
 #include "mptbase.h"
 #include "mptctl.h"
diff --git a/drivers/message/fusion/mptctl.h b/drivers/message/fusion/mptctl.h
index 2c18901..d564cc9 100644
--- a/drivers/message/fusion/mptctl.h
+++ b/drivers/message/fusion/mptctl.h
@@ -5,7 +5,7 @@
  *          LSIFC9xx/LSI409xx Fibre Channel
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
diff --git a/drivers/message/fusion/mptdebug.h b/drivers/message/fusion/mptdebug.h
index ffdb0a6..510b9f4 100644
--- a/drivers/message/fusion/mptdebug.h
+++ b/drivers/message/fusion/mptdebug.h
@@ -3,7 +3,7 @@
  *      For use with LSI PCI chip/adapter(s)
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c
index 1e24ab4..fc31ca6 100644
--- a/drivers/message/fusion/mptfc.c
+++ b/drivers/message/fusion/mptfc.c
@@ -3,7 +3,7 @@
  *      For use with LSI PCI chip/adapter(s)
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
diff --git a/drivers/message/fusion/mptlan.c b/drivers/message/fusion/mptlan.c
index 7950fc67..d709d92 100644
--- a/drivers/message/fusion/mptlan.c
+++ b/drivers/message/fusion/mptlan.c
@@ -4,7 +4,7 @@
  *      For use with LSI Fibre Channel PCI chip/adapters
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 2000-2007 LSI Corporation
+ *  Copyright (c) 2000-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
diff --git a/drivers/message/fusion/mptlan.h b/drivers/message/fusion/mptlan.h
index bafb67f..33927ee 100644
--- a/drivers/message/fusion/mptlan.h
+++ b/drivers/message/fusion/mptlan.h
@@ -4,7 +4,7 @@
  *      For use with LSI Fibre Channel PCI chip/adapters
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 2000-2007 LSI Corporation
+ *  Copyright (c) 2000-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index 4d492ba..b1147aa 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -3,7 +3,7 @@
  *      For use with LSI PCI chip/adapter(s)
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  */
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
diff --git a/drivers/message/fusion/mptsas.h b/drivers/message/fusion/mptsas.h
index 7c150f5..2b544e0 100644
--- a/drivers/message/fusion/mptsas.h
+++ b/drivers/message/fusion/mptsas.h
@@ -5,7 +5,7 @@
  *          LSIFC9xx/LSI409xx Fibre Channel
  *      running LSI MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index c68ef00..d142b6b 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -3,7 +3,7 @@
  *      For use with LSI PCI chip/adapter(s)
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
diff --git a/drivers/message/fusion/mptscsih.h b/drivers/message/fusion/mptscsih.h
index 7ea7da0..319aa30 100644
--- a/drivers/message/fusion/mptscsih.h
+++ b/drivers/message/fusion/mptscsih.h
@@ -5,7 +5,7 @@
  *          LSIFC9xx/LSI409xx Fibre Channel
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c
index 1effca4..6162014 100644
--- a/drivers/message/fusion/mptspi.c
+++ b/drivers/message/fusion/mptspi.c
@@ -3,7 +3,7 @@
  *      For use with LSI PCI chip/adapter(s)
  *      running LSI Fusion MPT (Message Passing Technology) firmware.
  *
- *  Copyright (c) 1999-2007 LSI Corporation
+ *  Copyright (c) 1999-2008 LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  */
@@ -447,6 +447,7 @@ static int mptspi_target_alloc(struct scsi_target *starget)
 	spi_max_offset(starget) = ioc->spi_data.maxSyncOffset;
 
 	spi_offset(starget) = 0;
+	spi_period(starget) = 0xFF;
 	mptspi_write_width(starget, 0);
 
 	return 0;