Merge branch 'from-linus' into upstream

116 files changed, 3881 insertions, 1547 deletions

diff --git a/drivers/base/class.c b/drivers/base/class.c
index 0e71dff327cd8..b1ea4df85c7dd 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -456,6 +456,35 @@ static void class_device_remove_attrs(struct class_device * cd)
 	}
 }
 
+static int class_device_add_groups(struct class_device * cd)
+{
+	int i;
+	int error = 0;
+
+	if (cd->groups) {
+		for (i = 0; cd->groups[i]; i++) {
+			error = sysfs_create_group(&cd->kobj, cd->groups[i]);
+			if (error) {
+				while (--i >= 0)
+					sysfs_remove_group(&cd->kobj, cd->groups[i]);
+				goto out;
+			}
+		}
+	}
+out:
+	return error;
+}
+
+static void class_device_remove_groups(struct class_device * cd)
+{
+	int i;
+	if (cd->groups) {
+		for (i = 0; cd->groups[i]; i++) {
+			sysfs_remove_group(&cd->kobj, cd->groups[i]);
+		}
+	}
+}
+
 static ssize_t show_dev(struct class_device *class_dev, char *buf)
 {
 	return print_dev_t(buf, class_dev->devt);
@@ -559,6 +588,8 @@ int class_device_add(struct class_device *class_dev)
 				  class_name);
 	}
 
+	class_device_add_groups(class_dev);
+
 	kobject_uevent(&class_dev->kobj, KOBJ_ADD);
 
 	/* notify any interfaces this device is now here */
@@ -672,6 +703,7 @@ void class_device_del(struct class_device *class_dev)
 	if (class_dev->devt_attr)
 		class_device_remove_file(class_dev, class_dev->devt_attr);
 	class_device_remove_attrs(class_dev);
+	class_device_remove_groups(class_dev);
 
 	kobject_uevent(&class_dev->kobj, KOBJ_REMOVE);
 	kobject_del(&class_dev->kobj);
diff --git a/drivers/block/ub.c b/drivers/block/ub.c
index f73446f580dff..c688c25992e44 100644
--- a/drivers/block/ub.c
+++ b/drivers/block/ub.c
@@ -536,6 +536,9 @@ static void ub_cleanup(struct ub_dev *sc)
 		kfree(lun);
 	}
 
+	usb_set_intfdata(sc->intf, NULL);
+	usb_put_intf(sc->intf);
+	usb_put_dev(sc->dev);
 	kfree(sc);
 }
 
@@ -2221,7 +2224,12 @@ static int ub_probe(struct usb_interface *intf,
 	// sc->ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
 	usb_set_intfdata(intf, sc);
 	usb_get_dev(sc->dev);
-	// usb_get_intf(sc->intf);	/* Do we need this? */
+	/*
+	 * Since we give the interface struct to the block level through
+	 * disk->driverfs_dev, we have to pin it. Otherwise, block_uevent
+	 * oopses on close after a disconnect (kernels 2.6.16 and up).
+	 */
+	usb_get_intf(sc->intf);
 
 	snprintf(sc->name, 12, DRV_NAME "(%d.%d)",
 	    sc->dev->bus->busnum, sc->dev->devnum);
@@ -2286,7 +2294,7 @@ static int ub_probe(struct usb_interface *intf,
 
 err_dev_desc:
 	usb_set_intfdata(intf, NULL);
-	// usb_put_intf(sc->intf);
+	usb_put_intf(sc->intf);
 	usb_put_dev(sc->dev);
 	kfree(sc);
 err_core:
@@ -2461,12 +2469,6 @@ static void ub_disconnect(struct usb_interface *intf)
 	 * and no URBs left in transit.
 	 */
 
-	usb_set_intfdata(intf, NULL);
-	// usb_put_intf(sc->intf);
-	sc->intf = NULL;
-	usb_put_dev(sc->dev);
-	sc->dev = NULL;
-
 	ub_put(sc);
 }
 
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 402296670d3a5..78d928f9d9f1a 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -291,7 +291,7 @@ config SX
 
 config RIO
 	tristate "Specialix RIO system support"
-	depends on SERIAL_NONSTANDARD && !64BIT
+	depends on SERIAL_NONSTANDARD
 	help
 	  This is a driver for the Specialix RIO, a smart serial card which
 	  drives an outboard box that can support up to 128 ports.  Product
diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c
index 02114a0bd0d9d..128b2632512d0 100644
--- a/drivers/char/pcmcia/cm4000_cs.c
+++ b/drivers/char/pcmcia/cm4000_cs.c
@@ -1981,10 +1981,6 @@ static int __init cmm_init(void)
 	if (!cmm_class)
 		return -1;
 
-	rc = pcmcia_register_driver(&cm4000_driver);
-	if (rc < 0)
-		return rc;
-
 	major = register_chrdev(0, DEVICE_NAME, &cm4000_fops);
 	if (major < 0) {
 		printk(KERN_WARNING MODULE_NAME
@@ -1992,6 +1988,12 @@ static int __init cmm_init(void)
 		return -1;
 	}
 
+	rc = pcmcia_register_driver(&cm4000_driver);
+	if (rc < 0) {
+		unregister_chrdev(major, DEVICE_NAME);
+		return rc;
+	}
+
 	return 0;
 }
 
diff --git a/drivers/char/pcmcia/cm4040_cs.c b/drivers/char/pcmcia/cm4040_cs.c
index 29efa64580a89..47a8465bf95be 100644
--- a/drivers/char/pcmcia/cm4040_cs.c
+++ b/drivers/char/pcmcia/cm4040_cs.c
@@ -724,16 +724,19 @@ static int __init cm4040_init(void)
 	if (!cmx_class)
 		return -1;
 
-	rc = pcmcia_register_driver(&reader_driver);
-	if (rc < 0)
-		return rc;
-
 	major = register_chrdev(0, DEVICE_NAME, &reader_fops);
 	if (major < 0) {
 		printk(KERN_WARNING MODULE_NAME
 			": could not get major number\n");
 		return -1;
 	}
+
+	rc = pcmcia_register_driver(&reader_driver);
+	if (rc < 0) {
+		unregister_chrdev(major, DEVICE_NAME);
+		return rc;
+	}
+
 	return 0;
 }
 
diff --git a/drivers/char/rio/host.h b/drivers/char/rio/host.h
index 3ec73d1a279ab..179cdbea712bc 100644
--- a/drivers/char/rio/host.h
+++ b/drivers/char/rio/host.h
@@ -33,12 +33,6 @@
 #ifndef __rio_host_h__
 #define __rio_host_h__
 
-#ifdef SCCS_LABELS
-#ifndef lint
-static char *_host_h_sccs_ = "@(#)host.h	1.2";
-#endif
-#endif
-
 /*
 ** the host structure - one per host card in the system.
 */
@@ -77,9 +71,6 @@ struct Host {
 #define RC_STARTUP            1
 #define RC_RUNNING            2
 #define RC_STUFFED            3
-#define RC_SOMETHING          4
-#define RC_SOMETHING_NEW      5
-#define RC_SOMETHING_ELSE     6
 #define RC_READY              7
 #define RUN_STATE             7
 /*
diff --git a/drivers/char/rio/rioboot.c b/drivers/char/rio/rioboot.c
index acda9326c2efa..290143addd34c 100644
--- a/drivers/char/rio/rioboot.c
+++ b/drivers/char/rio/rioboot.c
@@ -34,6 +34,7 @@
 #include <linux/slab.h>
 #include <linux/termios.h>
 #include <linux/serial.h>
+#include <linux/vmalloc.h>
 #include <asm/semaphore.h>
 #include <linux/generic_serial.h>
 #include <linux/errno.h>
diff --git a/drivers/char/rio/rioctrl.c b/drivers/char/rio/rioctrl.c
index d31aba62bb7f3..75b2557c37ec7 100644
--- a/drivers/char/rio/rioctrl.c
+++ b/drivers/char/rio/rioctrl.c
@@ -1394,14 +1394,17 @@ int RIOPreemptiveCmd(struct rio_info *p, struct Port *PortP, u8 Cmd)
 		return RIO_FAIL;
 	}
 
-	if (((int) ((char) PortP->InUse) == -1) || !(CmdBlkP = RIOGetCmdBlk())) {
-		rio_dprintk(RIO_DEBUG_CTRL, "Cannot allocate command block for command %d on port %d\n", Cmd, PortP->PortNum);
+	if ((PortP->InUse == (typeof(PortP->InUse))-1) ||
+			!(CmdBlkP = RIOGetCmdBlk())) {
+		rio_dprintk(RIO_DEBUG_CTRL, "Cannot allocate command block "
+			"for command %d on port %d\n", Cmd, PortP->PortNum);
 		return RIO_FAIL;
 	}
 
-	rio_dprintk(RIO_DEBUG_CTRL, "Command blk %p - InUse now %d\n", CmdBlkP, PortP->InUse);
+	rio_dprintk(RIO_DEBUG_CTRL, "Command blk %p - InUse now %d\n",
+			CmdBlkP, PortP->InUse);
 
-	PktCmdP = (struct PktCmd_M *) &CmdBlkP->Packet.data[0];
+	PktCmdP = (struct PktCmd_M *)&CmdBlkP->Packet.data[0];
 
 	CmdBlkP->Packet.src_unit = 0;
 	if (PortP->SecondBlock)
@@ -1425,38 +1428,46 @@ int RIOPreemptiveCmd(struct rio_info *p, struct Port *PortP, u8 Cmd)
 
 	switch (Cmd) {
 	case MEMDUMP:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue MEMDUMP command blk %p (addr 0x%x)\n", CmdBlkP, (int) SubCmd.Addr);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue MEMDUMP command blk %p "
+				"(addr 0x%x)\n", CmdBlkP, (int) SubCmd.Addr);
 		PktCmdP->SubCommand = MEMDUMP;
 		PktCmdP->SubAddr = SubCmd.Addr;
 		break;
 	case FCLOSE:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue FCLOSE command blk %p\n", CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue FCLOSE command blk %p\n",
+				CmdBlkP);
 		break;
 	case READ_REGISTER:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue READ_REGISTER (0x%x) command blk %p\n", (int) SubCmd.Addr, CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue READ_REGISTER (0x%x) "
+				"command blk %p\n", (int) SubCmd.Addr, CmdBlkP);
 		PktCmdP->SubCommand = READ_REGISTER;
 		PktCmdP->SubAddr = SubCmd.Addr;
 		break;
 	case RESUME:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue RESUME command blk %p\n", CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue RESUME command blk %p\n",
+				CmdBlkP);
 		break;
 	case RFLUSH:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue RFLUSH command blk %p\n", CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue RFLUSH command blk %p\n",
+				CmdBlkP);
 		CmdBlkP->PostFuncP = RIORFlushEnable;
 		break;
 	case SUSPEND:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue SUSPEND command blk %p\n", CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue SUSPEND command blk %p\n",
+				CmdBlkP);
 		break;
 
 	case MGET:
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue MGET command blk %p\n", CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue MGET command blk %p\n",
+				CmdBlkP);
 		break;
 
 	case MSET:
 	case MBIC:
 	case MBIS:
 		CmdBlkP->Packet.data[4] = (char) PortP->ModemLines;
-		rio_dprintk(RIO_DEBUG_CTRL, "Queue MSET/MBIC/MBIS command blk %p\n", CmdBlkP);
+		rio_dprintk(RIO_DEBUG_CTRL, "Queue MSET/MBIC/MBIS command "
+				"blk %p\n", CmdBlkP);
 		break;
 
 	case WFLUSH:
@@ -1465,12 +1476,14 @@ int RIOPreemptiveCmd(struct rio_info *p, struct Port *PortP, u8 Cmd)
 		 ** allowed then we should not bother sending any more to the
 		 ** RTA.
 		 */
-		if ((int) ((char) PortP->WflushFlag) == (int) -1) {
-			rio_dprintk(RIO_DEBUG_CTRL, "Trashed WFLUSH, WflushFlag about to wrap!");
+		if (PortP->WflushFlag == (typeof(PortP->WflushFlag))-1) {
+			rio_dprintk(RIO_DEBUG_CTRL, "Trashed WFLUSH, "
+					"WflushFlag about to wrap!");
 			RIOFreeCmdBlk(CmdBlkP);
 			return (RIO_FAIL);
 		} else {
-			rio_dprintk(RIO_DEBUG_CTRL, "Queue WFLUSH command blk %p\n", CmdBlkP);
+			rio_dprintk(RIO_DEBUG_CTRL, "Queue WFLUSH command "
+					"blk %p\n", CmdBlkP);
 			CmdBlkP->PostFuncP = RIOWFlushMark;
 		}
 		break;
diff --git a/drivers/char/rio/rioioctl.h b/drivers/char/rio/rioioctl.h
index 14b83fae75c8e..e8af5b30519e3 100644
--- a/drivers/char/rio/rioioctl.h
+++ b/drivers/char/rio/rioioctl.h
@@ -33,10 +33,6 @@
 #ifndef	__rioioctl_h__
 #define	__rioioctl_h__
 
-#ifdef SCCS_LABELS
-static char *_rioioctl_h_sccs_ = "@(#)rioioctl.h	1.2";
-#endif
-
 /*
 ** RIO device driver - user ioctls and associated structures.
 */
@@ -44,55 +40,13 @@ static char *_rioioctl_h_sccs_ = "@(#)rioioctl.h	1.2";
 struct portStats {
 	int port;
 	int gather;
-	ulong txchars;
-	ulong rxchars;
-	ulong opens;
-	ulong closes;
-	ulong ioctls;
+	unsigned long txchars;
+	unsigned long rxchars;
+	unsigned long opens;
+	unsigned long closes;
+	unsigned long ioctls;
 };
 
-
-#define rIOC	('r'<<8)
-#define	TCRIOSTATE	(rIOC | 1)
-#define	TCRIOXPON	(rIOC | 2)
-#define	TCRIOXPOFF	(rIOC | 3)
-#define	TCRIOXPCPS	(rIOC | 4)
-#define	TCRIOXPRINT	(rIOC | 5)
-#define TCRIOIXANYON	(rIOC | 6)
-#define	TCRIOIXANYOFF	(rIOC | 7)
-#define TCRIOIXONON	(rIOC | 8)
-#define	TCRIOIXONOFF	(rIOC | 9)
-#define	TCRIOMBIS	(rIOC | 10)
-#define	TCRIOMBIC	(rIOC | 11)
-#define	TCRIOTRIAD	(rIOC | 12)
-#define TCRIOTSTATE	(rIOC | 13)
-
-/*
-** 15.10.1998 ARG - ESIL 0761 part fix
-** Add RIO ioctls for manipulating RTS and CTS flow control, (as LynxOS
-** appears to not support hardware flow control).
-*/
-#define TCRIOCTSFLOWEN	(rIOC | 14)	/* enable CTS flow control */
-#define TCRIOCTSFLOWDIS	(rIOC | 15)	/* disable CTS flow control */
-#define TCRIORTSFLOWEN	(rIOC | 16)	/* enable RTS flow control */
-#define TCRIORTSFLOWDIS	(rIOC | 17)	/* disable RTS flow control */
-
-/*
-** 09.12.1998 ARG - ESIL 0776 part fix
-** Definition for 'RIOC' also appears in daemon.h, so we'd better do a
-** #ifndef here first.
-** 'RIO_QUICK_CHECK' also #define'd here as this ioctl is now
-** allowed to be used by customers.
-**
-** 05.02.1999 ARG -
-** This is what I've decied to do with ioctls etc., which are intended to be
-** invoked from users applications :
-** Anything that needs to be defined here will be removed from daemon.h, that
-** way it won't end up having to be defined/maintained in two places. The only
-** consequence of this is that this file should now be #include'd by daemon.h
-**
-** 'stats' ioctls now #define'd here as they are to be used by customers.
-*/
 #define	RIOC	('R'<<8)|('i'<<16)|('o'<<24)
 
 #define	RIO_QUICK_CHECK	  	(RIOC | 105)
diff --git a/drivers/char/tpm/Kconfig b/drivers/char/tpm/Kconfig
index 1efde3b27619b..fe00c7dfb649b 100644
--- a/drivers/char/tpm/Kconfig
+++ b/drivers/char/tpm/Kconfig
@@ -22,7 +22,7 @@ config TCG_TPM
 
 config TCG_TIS
 	tristate "TPM Interface Specification 1.2 Interface"
-	depends on TCG_TPM
+	depends on TCG_TPM && PNPACPI
 	---help---
 	  If you have a TPM security chip that is compliant with the
 	  TCG TIS 1.2 TPM specification say Yes and it will be accessible
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index 54a4c804e25f3..050ced247f680 100644
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -140,7 +140,7 @@ extern int tpm_pm_resume(struct device *);
 extern struct dentry ** tpm_bios_log_setup(char *);
 extern void tpm_bios_log_teardown(struct dentry **);
 #else
-static inline struct dentry* tpm_bios_log_setup(char *name)
+static inline struct dentry ** tpm_bios_log_setup(char *name)
 {
 	return NULL;
 }
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index b9cae9a238bb6..f621168f38aec 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -55,7 +55,7 @@ enum tis_int_flags {
 };
 
 enum tis_defaults {
-	TIS_MEM_BASE = 0xFED4000,
+	TIS_MEM_BASE = 0xFED40000,
 	TIS_MEM_LEN = 0x5000,
 	TIS_SHORT_TIMEOUT = 750,	/* ms */
 	TIS_LONG_TIMEOUT = 2000,	/* 2 sec */
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 956d121cb1615..3e6ffcaa5af4c 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -74,6 +74,8 @@ static unsigned int dbs_enable;	/* number of CPUs using this policy */
 static DEFINE_MUTEX (dbs_mutex);
 static DECLARE_WORK	(dbs_work, do_dbs_timer, NULL);
 
+static struct workqueue_struct *dbs_workq;
+
 struct dbs_tuners {
 	unsigned int sampling_rate;
 	unsigned int sampling_down_factor;
@@ -364,23 +366,29 @@ static void do_dbs_timer(void *data)
 	mutex_lock(&dbs_mutex);
 	for_each_online_cpu(i)
 		dbs_check_cpu(i);
-	schedule_delayed_work(&dbs_work,
-			usecs_to_jiffies(dbs_tuners_ins.sampling_rate));
+	queue_delayed_work(dbs_workq, &dbs_work,
+			   usecs_to_jiffies(dbs_tuners_ins.sampling_rate));
 	mutex_unlock(&dbs_mutex);
 }
 
 static inline void dbs_timer_init(void)
 {
 	INIT_WORK(&dbs_work, do_dbs_timer, NULL);
-	schedule_delayed_work(&dbs_work,
-			usecs_to_jiffies(dbs_tuners_ins.sampling_rate));
+	if (!dbs_workq)
+		dbs_workq = create_singlethread_workqueue("ondemand");
+	if (!dbs_workq) {
+		printk(KERN_ERR "ondemand: Cannot initialize kernel thread\n");
+		return;
+	}
+	queue_delayed_work(dbs_workq, &dbs_work,
+			   usecs_to_jiffies(dbs_tuners_ins.sampling_rate));
 	return;
 }
 
 static inline void dbs_timer_exit(void)
 {
-	cancel_delayed_work(&dbs_work);
-	return;
+	if (dbs_workq)
+		cancel_rearming_delayed_workqueue(dbs_workq, &dbs_work);
 }
 
 static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
@@ -489,8 +497,12 @@ static int __init cpufreq_gov_dbs_init(void)
 
 static void __exit cpufreq_gov_dbs_exit(void)
 {
-	/* Make sure that the scheduled work is indeed not running */
-	flush_scheduled_work();
+	/* Make sure that the scheduled work is indeed not running.
+	   Assumes the timer has been cancelled first. */
+	if (dbs_workq) {
+		flush_workqueue(dbs_workq);
+		destroy_workqueue(dbs_workq);
+	}
 
 	cpufreq_unregister_governor(&cpufreq_gov_dbs);
 }
diff --git a/drivers/i2c/busses/scx200_acb.c b/drivers/i2c/busses/scx200_acb.c
index 8bd305e47f0d1..a140e4536a4ee 100644
--- a/drivers/i2c/busses/scx200_acb.c
+++ b/drivers/i2c/busses/scx200_acb.c
@@ -133,6 +133,9 @@ static void scx200_acb_machine(struct scx200_acb_iface *iface, u8 status)
 
 		outb(inb(ACBCTL1) | ACBCTL1_STOP, ACBCTL1);
 		outb(ACBST_STASTR | ACBST_NEGACK, ACBST);
+
+		/* Reset the status register */
+		outb(0, ACBST);
 		return;
 	}
 
@@ -228,6 +231,10 @@ static void scx200_acb_poll(struct scx200_acb_iface *iface)
 	timeout = jiffies + POLL_TIMEOUT;
 	while (time_before(jiffies, timeout)) {
 		status = inb(ACBST);
+
+		/* Reset the status register to avoid the hang */
+		outb(0, ACBST);
+
 		if ((status & (ACBST_SDAST|ACBST_BER|ACBST_NEGACK)) != 0) {
 			scx200_acb_machine(iface, status);
 			return;
@@ -415,7 +422,6 @@ static int  __init scx200_acb_create(const char *text, int base, int index)
 	struct scx200_acb_iface *iface;
 	struct i2c_adapter *adapter;
 	int rc;
-	char description[64];
 
 	iface = kzalloc(sizeof(*iface), GFP_KERNEL);
 	if (!iface) {
@@ -434,10 +440,7 @@ static int  __init scx200_acb_create(const char *text, int base, int index)
 
 	mutex_init(&iface->mutex);
 
-	snprintf(description, sizeof(description), "%s ACCESS.bus [%s]",
-		 text, adapter->name);
-
-	if (request_region(base, 8, description) == 0) {
+	if (!request_region(base, 8, adapter->name)) {
 		printk(KERN_ERR NAME ": can't allocate io 0x%x-0x%x\n",
 			base, base + 8-1);
 		rc = -EBUSY;
@@ -524,6 +527,9 @@ static int __init scx200_acb_init(void)
 	} else if (pci_dev_present(divil_pci))
 		rc = scx200_add_cs553x();
 
+	/* If at least one bus was created, init must succeed */
+	if (scx200_acb_list)
+		return 0;
 	return rc;
 }
 
diff --git a/drivers/ide/legacy/ide-cs.c b/drivers/ide/legacy/ide-cs.c
index 4961f1e764a75..602797a442087 100644
--- a/drivers/ide/legacy/ide-cs.c
+++ b/drivers/ide/legacy/ide-cs.c
@@ -392,6 +392,7 @@ static struct pcmcia_device_id ide_ids[] = {
 	PCMCIA_DEVICE_PROD_ID12("FREECOM", "PCCARD-IDE", 0x5714cbf7, 0x48e0ab8e),
 	PCMCIA_DEVICE_PROD_ID12("HITACHI", "FLASH", 0xf4f43949, 0x9eb86aae),
 	PCMCIA_DEVICE_PROD_ID12("HITACHI", "microdrive", 0xf4f43949, 0xa6d76178),
+	PCMCIA_DEVICE_PROD_ID12("IBM", "microdrive", 0xb569a6e5, 0xa6d76178),
 	PCMCIA_DEVICE_PROD_ID12("IBM", "IBM17JSSFP20", 0xb569a6e5, 0xf2508753),
 	PCMCIA_DEVICE_PROD_ID12("IO DATA", "CBIDE2      ", 0x547e66dc, 0x8671043b),
 	PCMCIA_DEVICE_PROD_ID12("IO DATA", "PCIDE", 0x547e66dc, 0x5c5ab149),
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 7cfedb8d9bcd9..86fee43502cd2 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -34,6 +34,8 @@
  *
  * $Id: cm.c 2821 2005-07-08 17:07:28Z sean.hefty $
  */
+
+#include <linux/completion.h>
 #include <linux/dma-mapping.h>
 #include <linux/err.h>
 #include <linux/idr.h>
@@ -122,7 +124,7 @@ struct cm_id_private {
 	struct rb_node service_node;
 	struct rb_node sidr_id_node;
 	spinlock_t lock;	/* Do not acquire inside cm.lock */
-	wait_queue_head_t wait;
+	struct completion comp;
 	atomic_t refcount;
 
 	struct ib_mad_send_buf *msg;
@@ -159,7 +161,7 @@ static void cm_work_handler(void *data);
 static inline void cm_deref_id(struct cm_id_private *cm_id_priv)
 {
 	if (atomic_dec_and_test(&cm_id_priv->refcount))
-		wake_up(&cm_id_priv->wait);
+		complete(&cm_id_priv->comp);
 }
 
 static int cm_alloc_msg(struct cm_id_private *cm_id_priv,
@@ -559,7 +561,7 @@ struct ib_cm_id *ib_create_cm_id(struct ib_device *device,
 		goto error;
 
 	spin_lock_init(&cm_id_priv->lock);
-	init_waitqueue_head(&cm_id_priv->wait);
+	init_completion(&cm_id_priv->comp);
 	INIT_LIST_HEAD(&cm_id_priv->work_list);
 	atomic_set(&cm_id_priv->work_count, -1);
 	atomic_set(&cm_id_priv->refcount, 1);
@@ -724,8 +726,8 @@ retest:
 	}
 
 	cm_free_id(cm_id->local_id);
-	atomic_dec(&cm_id_priv->refcount);
-	wait_event(cm_id_priv->wait, !atomic_read(&cm_id_priv->refcount));
+	cm_deref_id(cm_id_priv);
+	wait_for_completion(&cm_id_priv->comp);
 	while ((work = cm_dequeue_work(cm_id_priv)) != NULL)
 		cm_free_work(work);
 	if (cm_id_priv->private_data && cm_id_priv->private_data_len)
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 469b6923a2e2e..5ad41a64314cd 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -352,7 +352,7 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
 	INIT_WORK(&mad_agent_priv->local_work, local_completions,
 		   mad_agent_priv);
 	atomic_set(&mad_agent_priv->refcount, 1);
-	init_waitqueue_head(&mad_agent_priv->wait);
+	init_completion(&mad_agent_priv->comp);
 
 	return &mad_agent_priv->agent;
 
@@ -467,7 +467,7 @@ struct ib_mad_agent *ib_register_mad_snoop(struct ib_device *device,
 	mad_snoop_priv->agent.qp = port_priv->qp_info[qpn].qp;
 	mad_snoop_priv->agent.port_num = port_num;
 	mad_snoop_priv->mad_snoop_flags = mad_snoop_flags;
-	init_waitqueue_head(&mad_snoop_priv->wait);
+	init_completion(&mad_snoop_priv->comp);
 	mad_snoop_priv->snoop_index = register_snoop_agent(
 						&port_priv->qp_info[qpn],
 						mad_snoop_priv);
@@ -486,6 +486,18 @@ error1:
 }
 EXPORT_SYMBOL(ib_register_mad_snoop);
 
+static inline void deref_mad_agent(struct ib_mad_agent_private *mad_agent_priv)
+{
+	if (atomic_dec_and_test(&mad_agent_priv->refcount))
+		complete(&mad_agent_priv->comp);
+}
+
+static inline void deref_snoop_agent(struct ib_mad_snoop_private *mad_snoop_priv)
+{
+	if (atomic_dec_and_test(&mad_snoop_priv->refcount))
+		complete(&mad_snoop_priv->comp);
+}
+
 static void unregister_mad_agent(struct ib_mad_agent_private *mad_agent_priv)
 {
 	struct ib_mad_port_private *port_priv;
@@ -509,9 +521,8 @@ static void unregister_mad_agent(struct ib_mad_agent_private *mad_agent_priv)
 	flush_workqueue(port_priv->wq);
 	ib_cancel_rmpp_recvs(mad_agent_priv);
 
-	atomic_dec(&mad_agent_priv->refcount);
-	wait_event(mad_agent_priv->wait,
-		   !atomic_read(&mad_agent_priv->refcount));
+	deref_mad_agent(mad_agent_priv);
+	wait_for_completion(&mad_agent_priv->comp);
 
 	kfree(mad_agent_priv->reg_req);
 	ib_dereg_mr(mad_agent_priv->agent.mr);
@@ -529,9 +540,8 @@ static void unregister_mad_snoop(struct ib_mad_snoop_private *mad_snoop_priv)
 	atomic_dec(&qp_info->snoop_count);
 	spin_unlock_irqrestore(&qp_info->snoop_lock, flags);
 
-	atomic_dec(&mad_snoop_priv->refcount);
-	wait_event(mad_snoop_priv->wait,
-		   !atomic_read(&mad_snoop_priv->refcount));
+	deref_snoop_agent(mad_snoop_priv);
+	wait_for_completion(&mad_snoop_priv->comp);
 
 	kfree(mad_snoop_priv);
 }
@@ -600,8 +610,7 @@ static void snoop_send(struct ib_mad_qp_info *qp_info,
 		spin_unlock_irqrestore(&qp_info->snoop_lock, flags);
 		mad_snoop_priv->agent.snoop_handler(&mad_snoop_priv->agent,
 						    send_buf, mad_send_wc);
-		if (atomic_dec_and_test(&mad_snoop_priv->refcount))
-			wake_up(&mad_snoop_priv->wait);
+		deref_snoop_agent(mad_snoop_priv);
 		spin_lock_irqsave(&qp_info->snoop_lock, flags);
 	}
 	spin_unlock_irqrestore(&qp_info->snoop_lock, flags);
@@ -626,8 +635,7 @@ static void snoop_recv(struct ib_mad_qp_info *qp_info,
 		spin_unlock_irqrestore(&qp_info->snoop_lock, flags);
 		mad_snoop_priv->agent.recv_handler(&mad_snoop_priv->agent,
 						   mad_recv_wc);
-		if (atomic_dec_and_test(&mad_snoop_priv->refcount))
-			wake_up(&mad_snoop_priv->wait);
+		deref_snoop_agent(mad_snoop_priv);
 		spin_lock_irqsave(&qp_info->snoop_lock, flags);
 	}
 	spin_unlock_irqrestore(&qp_info->snoop_lock, flags);
@@ -968,8 +976,7 @@ void ib_free_send_mad(struct ib_mad_send_buf *send_buf)
 
 	free_send_rmpp_list(mad_send_wr);
 	kfree(send_buf->mad);
-	if (atomic_dec_and_test(&mad_agent_priv->refcount))
-		wake_up(&mad_agent_priv->wait);
+	deref_mad_agent(mad_agent_priv);
 }
 EXPORT_SYMBOL(ib_free_send_mad);
 
@@ -1757,8 +1764,7 @@ static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv,
 		mad_recv_wc = ib_process_rmpp_recv_wc(mad_agent_priv,
 						      mad_recv_wc);
 		if (!mad_recv_wc) {
-			if (atomic_dec_and_test(&mad_agent_priv->refcount))
-				wake_up(&mad_agent_priv->wait);
+			deref_mad_agent(mad_agent_priv);
 			return;
 		}
 	}
@@ -1770,8 +1776,7 @@ static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv,
 		if (!mad_send_wr) {
 			spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
 			ib_free_recv_mad(mad_recv_wc);
-			if (atomic_dec_and_test(&mad_agent_priv->refcount))
-				wake_up(&mad_agent_priv->wait);
+			deref_mad_agent(mad_agent_priv);
 			return;
 		}
 		ib_mark_mad_done(mad_send_wr);
@@ -1790,8 +1795,7 @@ static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv,
 	} else {
 		mad_agent_priv->agent.recv_handler(&mad_agent_priv->agent,
 						   mad_recv_wc);
-		if (atomic_dec_and_test(&mad_agent_priv->refcount))
-			wake_up(&mad_agent_priv->wait);
+		deref_mad_agent(mad_agent_priv);
 	}
 }
 
@@ -2021,8 +2025,7 @@ void ib_mad_complete_send_wr(struct ib_mad_send_wr_private *mad_send_wr,
 						   mad_send_wc);
 
 	/* Release reference on agent taken when sending */
-	if (atomic_dec_and_test(&mad_agent_priv->refcount))
-		wake_up(&mad_agent_priv->wait);
+	deref_mad_agent(mad_agent_priv);
 	return;
 done:
 	spin_unlock_irqrestore(&mad_agent_priv->lock, flags);
diff --git a/drivers/infiniband/core/mad_priv.h b/drivers/infiniband/core/mad_priv.h
index 6c9c133d71ef4..b4fa28d3160fc 100644
--- a/drivers/infiniband/core/mad_priv.h
+++ b/drivers/infiniband/core/mad_priv.h
@@ -37,6 +37,7 @@
 #ifndef __IB_MAD_PRIV_H__
 #define __IB_MAD_PRIV_H__
 
+#include <linux/completion.h>
 #include <linux/pci.h>
 #include <linux/kthread.h>
 #include <linux/workqueue.h>
@@ -108,7 +109,7 @@ struct ib_mad_agent_private {
 	struct list_head rmpp_list;
 
 	atomic_t refcount;
-	wait_queue_head_t wait;
+	struct completion comp;
 };
 
 struct ib_mad_snoop_private {
@@ -117,7 +118,7 @@ struct ib_mad_snoop_private {
 	int snoop_index;
 	int mad_snoop_flags;
 	atomic_t refcount;
-	wait_queue_head_t wait;
+	struct completion comp;
 };
 
 struct ib_mad_send_wr_private {
diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c
index dfd4e588ce031..d4704e054e307 100644
--- a/drivers/infiniband/core/mad_rmpp.c
+++ b/drivers/infiniband/core/mad_rmpp.c
@@ -49,7 +49,7 @@ struct mad_rmpp_recv {
 	struct list_head list;
 	struct work_struct timeout_work;
 	struct work_struct cleanup_work;
-	wait_queue_head_t wait;
+	struct completion comp;
 	enum rmpp_state state;
 	spinlock_t lock;
 	atomic_t refcount;
@@ -69,10 +69,16 @@ struct mad_rmpp_recv {
 	u8 method;
 };
 
+static inline void deref_rmpp_recv(struct mad_rmpp_recv *rmpp_recv)
+{
+	if (atomic_dec_and_test(&rmpp_recv->refcount))
+		complete(&rmpp_recv->comp);
+}
+
 static void destroy_rmpp_recv(struct mad_rmpp_recv *rmpp_recv)
 {
-	atomic_dec(&rmpp_recv->refcount);
-	wait_event(rmpp_recv->wait, !atomic_read(&rmpp_recv->refcount));
+	deref_rmpp_recv(rmpp_recv);
+	wait_for_completion(&rmpp_recv->comp);
 	ib_destroy_ah(rmpp_recv->ah);
 	kfree(rmpp_recv);
 }
@@ -253,7 +259,7 @@ create_rmpp_recv(struct ib_mad_agent_private *agent,
 		goto error;
 
 	rmpp_recv->agent = agent;
-	init_waitqueue_head(&rmpp_recv->wait);
+	init_completion(&rmpp_recv->comp);
 	INIT_WORK(&rmpp_recv->timeout_work, recv_timeout_handler, rmpp_recv);
 	INIT_WORK(&rmpp_recv->cleanup_work, recv_cleanup_handler, rmpp_recv);
 	spin_lock_init(&rmpp_recv->lock);
@@ -279,12 +285,6 @@ error:	kfree(rmpp_recv);
 	return NULL;
 }
 
-static inline void deref_rmpp_recv(struct mad_rmpp_recv *rmpp_recv)
-{
-	if (atomic_dec_and_test(&rmpp_recv->refcount))
-		wake_up(&rmpp_recv->wait);
-}
-
 static struct mad_rmpp_recv *
 find_rmpp_recv(struct ib_mad_agent_private *agent,
 	       struct ib_mad_recv_wc *mad_recv_wc)
diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index 15121cb5a1f6a..21f9282c1b25d 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -336,7 +336,7 @@ static ssize_t show_pma_counter(struct ib_port *p, struct port_attribute *attr,
 	switch (width) {
 	case 4:
 		ret = sprintf(buf, "%u\n", (out_mad->data[40 + offset / 8] >>
-					    (offset % 4)) & 0xf);
+					    (4 - (offset % 8))) & 0xf);
 		break;
 	case 8:
 		ret = sprintf(buf, "%u\n", out_mad->data[40 + offset / 8]);
diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c
index f6a05965a4e8a..9164a09b6ccd1 100644
--- a/drivers/infiniband/core/ucm.c
+++ b/drivers/infiniband/core/ucm.c
@@ -32,6 +32,8 @@
  *
  * $Id: ucm.c 2594 2005-06-13 19:46:02Z libor $
  */
+
+#include <linux/completion.h>
 #include <linux/init.h>
 #include <linux/fs.h>
 #include <linux/module.h>
@@ -72,7 +74,7 @@ struct ib_ucm_file {
 
 struct ib_ucm_context {
 	int                 id;
-	wait_queue_head_t   wait;
+	struct completion   comp;
 	atomic_t            ref;
 	int		    events_reported;
 
@@ -138,7 +140,7 @@ static struct ib_ucm_context *ib_ucm_ctx_get(struct ib_ucm_file *file, int id)
 static void ib_ucm_ctx_put(struct ib_ucm_context *ctx)
 {
 	if (atomic_dec_and_test(&ctx->ref))
-		wake_up(&ctx->wait);
+		complete(&ctx->comp);
 }
 
 static inline int ib_ucm_new_cm_id(int event)
@@ -178,7 +180,7 @@ static struct ib_ucm_context *ib_ucm_ctx_alloc(struct ib_ucm_file *file)
 		return NULL;
 
 	atomic_set(&ctx->ref, 1);
-	init_waitqueue_head(&ctx->wait);
+	init_completion(&ctx->comp);
 	ctx->file = file;
 	INIT_LIST_HEAD(&ctx->events);
 
@@ -586,8 +588,8 @@ static ssize_t ib_ucm_destroy_id(struct ib_ucm_file *file,
 	if (IS_ERR(ctx))
 		return PTR_ERR(ctx);
 
-	atomic_dec(&ctx->ref);
-	wait_event(ctx->wait, !atomic_read(&ctx->ref));
+	ib_ucm_ctx_put(ctx);
+	wait_for_completion(&ctx->comp);
 
 	/* No new events will be generated after destroying the cm_id. */
 	ib_destroy_cm_id(ctx->cm_id);
diff --git a/drivers/infiniband/hw/ipath/ipath_driver.c b/drivers/infiniband/hw/ipath/ipath_driver.c
index 398add4d4cb1f..3697edafd6d25 100644
--- a/drivers/infiniband/hw/ipath/ipath_driver.c
+++ b/drivers/infiniband/hw/ipath/ipath_driver.c
@@ -116,10 +116,9 @@ static int __devinit ipath_init_one(struct pci_dev *,
 #define PCI_DEVICE_ID_INFINIPATH_PE800 0x10
 
 static const struct pci_device_id ipath_pci_tbl[] = {
-	{PCI_DEVICE(PCI_VENDOR_ID_PATHSCALE,
-		    PCI_DEVICE_ID_INFINIPATH_HT)},
-	{PCI_DEVICE(PCI_VENDOR_ID_PATHSCALE,
-		    PCI_DEVICE_ID_INFINIPATH_PE800)},
+	{ PCI_DEVICE(PCI_VENDOR_ID_PATHSCALE, PCI_DEVICE_ID_INFINIPATH_HT) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_PATHSCALE, PCI_DEVICE_ID_INFINIPATH_PE800) },
+	{ 0, }
 };
 
 MODULE_DEVICE_TABLE(pci, ipath_pci_tbl);
diff --git a/drivers/infiniband/hw/mthca/mthca_cq.c b/drivers/infiniband/hw/mthca/mthca_cq.c
index 312cf90731ea8..205854e9c6628 100644
--- a/drivers/infiniband/hw/mthca/mthca_cq.c
+++ b/drivers/infiniband/hw/mthca/mthca_cq.c
@@ -238,9 +238,9 @@ void mthca_cq_event(struct mthca_dev *dev, u32 cqn,
 	spin_lock(&dev->cq_table.lock);
 
 	cq = mthca_array_get(&dev->cq_table.cq, cqn & (dev->limits.num_cqs - 1));
-
 	if (cq)
-		atomic_inc(&cq->refcount);
+		++cq->refcount;
+
 	spin_unlock(&dev->cq_table.lock);
 
 	if (!cq) {
@@ -254,8 +254,10 @@ void mthca_cq_event(struct mthca_dev *dev, u32 cqn,
 	if (cq->ibcq.event_handler)
 		cq->ibcq.event_handler(&event, cq->ibcq.cq_context);
 
-	if (atomic_dec_and_test(&cq->refcount))
+	spin_lock(&dev->cq_table.lock);
+	if (!--cq->refcount)
 		wake_up(&cq->wait);
+	spin_unlock(&dev->cq_table.lock);
 }
 
 static inline int is_recv_cqe(struct mthca_cqe *cqe)
@@ -267,23 +269,13 @@ static inline int is_recv_cqe(struct mthca_cqe *cqe)
 		return !(cqe->is_send & 0x80);
 }
 
-void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn,
+void mthca_cq_clean(struct mthca_dev *dev, struct mthca_cq *cq, u32 qpn,
 		    struct mthca_srq *srq)
 {
-	struct mthca_cq *cq;
 	struct mthca_cqe *cqe;
 	u32 prod_index;
 	int nfreed = 0;
 
-	spin_lock_irq(&dev->cq_table.lock);
-	cq = mthca_array_get(&dev->cq_table.cq, cqn & (dev->limits.num_cqs - 1));
-	if (cq)
-		atomic_inc(&cq->refcount);
-	spin_unlock_irq(&dev->cq_table.lock);
-
-	if (!cq)
-		return;
-
 	spin_lock_irq(&cq->lock);
 
 	/*
@@ -301,7 +293,7 @@ void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn,
 
 	if (0)
 		mthca_dbg(dev, "Cleaning QPN %06x from CQN %06x; ci %d, pi %d\n",
-			  qpn, cqn, cq->cons_index, prod_index);
+			  qpn, cq->cqn, cq->cons_index, prod_index);
 
 	/*
 	 * Now sweep backwards through the CQ, removing CQ entries
@@ -325,8 +317,6 @@ void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn,
 	}
 
 	spin_unlock_irq(&cq->lock);
-	if (atomic_dec_and_test(&cq->refcount))
-		wake_up(&cq->wait);
 }
 
 void mthca_cq_resize_copy_cqes(struct mthca_cq *cq)
@@ -821,7 +811,7 @@ int mthca_init_cq(struct mthca_dev *dev, int nent,
 	}
 
 	spin_lock_init(&cq->lock);
-	atomic_set(&cq->refcount, 1);
+	cq->refcount = 1;
 	init_waitqueue_head(&cq->wait);
 
 	memset(cq_context, 0, sizeof *cq_context);
@@ -896,6 +886,17 @@ err_out:
 	return err;
 }
 
+static inline int get_cq_refcount(struct mthca_dev *dev, struct mthca_cq *cq)
+{
+	int c;
+
+	spin_lock_irq(&dev->cq_table.lock);
+	c = cq->refcount;
+	spin_unlock_irq(&dev->cq_table.lock);
+
+	return c;
+}
+
 void mthca_free_cq(struct mthca_dev *dev,
 		   struct mthca_cq *cq)
 {
@@ -929,6 +930,7 @@ void mthca_free_cq(struct mthca_dev *dev,
 	spin_lock_irq(&dev->cq_table.lock);
 	mthca_array_clear(&dev->cq_table.cq,
 			  cq->cqn & (dev->limits.num_cqs - 1));
+	--cq->refcount;
 	spin_unlock_irq(&dev->cq_table.lock);
 
 	if (dev->mthca_flags & MTHCA_FLAG_MSI_X)
@@ -936,8 +938,7 @@ void mthca_free_cq(struct mthca_dev *dev,
 	else
 		synchronize_irq(dev->pdev->irq);
 
-	atomic_dec(&cq->refcount);
-	wait_event(cq->wait, !atomic_read(&cq->refcount));
+	wait_event(cq->wait, !get_cq_refcount(dev, cq));
 
 	if (cq->is_kernel) {
 		mthca_free_cq_buf(dev, &cq->buf, cq->ibcq.cqe);
diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h
index 4c1dcb4c18222..f8160b8de0908 100644
--- a/drivers/infiniband/hw/mthca/mthca_dev.h
+++ b/drivers/infiniband/hw/mthca/mthca_dev.h
@@ -496,7 +496,7 @@ void mthca_free_cq(struct mthca_dev *dev,
 void mthca_cq_completion(struct mthca_dev *dev, u32 cqn);
 void mthca_cq_event(struct mthca_dev *dev, u32 cqn,
 		    enum ib_event_type event_type);
-void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn,
+void mthca_cq_clean(struct mthca_dev *dev, struct mthca_cq *cq, u32 qpn,
 		    struct mthca_srq *srq);
 void mthca_cq_resize_copy_cqes(struct mthca_cq *cq);
 int mthca_alloc_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int nent);
diff --git a/drivers/infiniband/hw/mthca/mthca_mr.c b/drivers/infiniband/hw/mthca/mthca_mr.c
index 25e1c1db9a405..a486dec1707e2 100644
--- a/drivers/infiniband/hw/mthca/mthca_mr.c
+++ b/drivers/infiniband/hw/mthca/mthca_mr.c
@@ -761,6 +761,7 @@ void mthca_arbel_fmr_unmap(struct mthca_dev *dev, struct mthca_fmr *fmr)
 
 int __devinit mthca_init_mr_table(struct mthca_dev *dev)
 {
+	unsigned long addr;
 	int err, i;
 
 	err = mthca_alloc_init(&dev->mr_table.mpt_alloc,
@@ -796,9 +797,12 @@ int __devinit mthca_init_mr_table(struct mthca_dev *dev)
 			goto err_fmr_mpt;
 		}
 
+		addr = pci_resource_start(dev->pdev, 4) +
+			((pci_resource_len(dev->pdev, 4) - 1) &
+			 dev->mr_table.mpt_base);
+
 		dev->mr_table.tavor_fmr.mpt_base =
-			ioremap(dev->mr_table.mpt_base,
-				(1 << i) * sizeof (struct mthca_mpt_entry));
+			ioremap(addr, (1 << i) * sizeof(struct mthca_mpt_entry));
 
 		if (!dev->mr_table.tavor_fmr.mpt_base) {
 			mthca_warn(dev, "MPT ioremap for FMR failed.\n");
@@ -806,9 +810,12 @@ int __devinit mthca_init_mr_table(struct mthca_dev *dev)
 			goto err_fmr_mpt;
 		}
 
+		addr = pci_resource_start(dev->pdev, 4) +
+			((pci_resource_len(dev->pdev, 4) - 1) &
+			 dev->mr_table.mtt_base);
+
 		dev->mr_table.tavor_fmr.mtt_base =
-			ioremap(dev->mr_table.mtt_base,
-				(1 << i) * MTHCA_MTT_SEG_SIZE);
+			ioremap(addr, (1 << i) * MTHCA_MTT_SEG_SIZE);
 		if (!dev->mr_table.tavor_fmr.mtt_base) {
 			mthca_warn(dev, "MTT ioremap for FMR failed.\n");
 			err = -ENOMEM;
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.h b/drivers/infiniband/hw/mthca/mthca_provider.h
index 6676a786d6909..179a8f610d0f0 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.h
+++ b/drivers/infiniband/hw/mthca/mthca_provider.h
@@ -139,11 +139,12 @@ struct mthca_ah {
  * a qp may be locked, with the send cq locked first.  No other
  * nesting should be done.
  *
- * Each struct mthca_cq/qp also has an atomic_t ref count.  The
- * pointer from the cq/qp_table to the struct counts as one reference.
- * This reference also is good for access through the consumer API, so
- * modifying the CQ/QP etc doesn't need to take another reference.
- * Access because of a completion being polled does need a reference.
+ * Each struct mthca_cq/qp also has an ref count, protected by the
+ * corresponding table lock.  The pointer from the cq/qp_table to the
+ * struct counts as one reference.  This reference also is good for
+ * access through the consumer API, so modifying the CQ/QP etc doesn't
+ * need to take another reference.  Access to a QP because of a
+ * completion being polled does not need a reference either.
  *
  * Finally, each struct mthca_cq/qp has a wait_queue_head_t for the
  * destroy function to sleep on.
@@ -159,8 +160,9 @@ struct mthca_ah {
  * - decrement ref count; if zero, wake up waiters
  *
  * To destroy a CQ/QP, we can do the following:
- * - lock cq/qp_table, remove pointer, unlock cq/qp_table lock
- * - decrement ref count
+ * - lock cq/qp_table
+ * - remove pointer and decrement ref count
+ * - unlock cq/qp_table lock
  * - wait_event until ref count is zero
  *
  * It is the consumer's responsibilty to make sure that no QP
@@ -197,7 +199,7 @@ struct mthca_cq_resize {
 struct mthca_cq {
 	struct ib_cq		ibcq;
 	spinlock_t		lock;
-	atomic_t		refcount;
+	int			refcount;
 	int			cqn;
 	u32			cons_index;
 	struct mthca_cq_buf	buf;
@@ -217,7 +219,7 @@ struct mthca_cq {
 struct mthca_srq {
 	struct ib_srq		ibsrq;
 	spinlock_t		lock;
-	atomic_t		refcount;
+	int			refcount;
 	int			srqn;
 	int			max;
 	int			max_gs;
@@ -254,7 +256,7 @@ struct mthca_wq {
 
 struct mthca_qp {
 	struct ib_qp           ibqp;
-	atomic_t               refcount;
+	int                    refcount;
 	u32                    qpn;
 	int                    is_direct;
 	u8                     port; /* for SQP and memfree use only */
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c
index f37b0e3673230..19765f6f8d586 100644
--- a/drivers/infiniband/hw/mthca/mthca_qp.c
+++ b/drivers/infiniband/hw/mthca/mthca_qp.c
@@ -240,7 +240,7 @@ void mthca_qp_event(struct mthca_dev *dev, u32 qpn,
 	spin_lock(&dev->qp_table.lock);
 	qp = mthca_array_get(&dev->qp_table.qp, qpn & (dev->limits.num_qps - 1));
 	if (qp)
-		atomic_inc(&qp->refcount);
+		++qp->refcount;
 	spin_unlock(&dev->qp_table.lock);
 
 	if (!qp) {
@@ -257,8 +257,10 @@ void mthca_qp_event(struct mthca_dev *dev, u32 qpn,
 	if (qp->ibqp.event_handler)
 		qp->ibqp.event_handler(&event, qp->ibqp.qp_context);
 
-	if (atomic_dec_and_test(&qp->refcount))
+	spin_lock(&dev->qp_table.lock);
+	if (!--qp->refcount)
 		wake_up(&qp->wait);
+	spin_unlock(&dev->qp_table.lock);
 }
 
 static int to_mthca_state(enum ib_qp_state ib_state)
@@ -833,10 +835,10 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask)
 	 * entries and reinitialize the QP.
 	 */
 	if (new_state == IB_QPS_RESET && !qp->ibqp.uobject) {
-		mthca_cq_clean(dev, to_mcq(qp->ibqp.send_cq)->cqn, qp->qpn,
+		mthca_cq_clean(dev, to_mcq(qp->ibqp.send_cq), qp->qpn,
 			       qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL);
 		if (qp->ibqp.send_cq != qp->ibqp.recv_cq)
-			mthca_cq_clean(dev, to_mcq(qp->ibqp.recv_cq)->cqn, qp->qpn,
+			mthca_cq_clean(dev, to_mcq(qp->ibqp.recv_cq), qp->qpn,
 				       qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL);
 
 		mthca_wq_init(&qp->sq);
@@ -1096,7 +1098,7 @@ static int mthca_alloc_qp_common(struct mthca_dev *dev,
 	int ret;
 	int i;
 
-	atomic_set(&qp->refcount, 1);
+	qp->refcount = 1;
 	init_waitqueue_head(&qp->wait);
 	qp->state    	 = IB_QPS_RESET;
 	qp->atomic_rd_en = 0;
@@ -1318,6 +1320,17 @@ int mthca_alloc_sqp(struct mthca_dev *dev,
 	return err;
 }
 
+static inline int get_qp_refcount(struct mthca_dev *dev, struct mthca_qp *qp)
+{
+	int c;
+
+	spin_lock_irq(&dev->qp_table.lock);
+	c = qp->refcount;
+	spin_unlock_irq(&dev->qp_table.lock);
+
+	return c;
+}
+
 void mthca_free_qp(struct mthca_dev *dev,
 		   struct mthca_qp *qp)
 {
@@ -1339,14 +1352,14 @@ void mthca_free_qp(struct mthca_dev *dev,
 	spin_lock(&dev->qp_table.lock);
 	mthca_array_clear(&dev->qp_table.qp,
 			  qp->qpn & (dev->limits.num_qps - 1));
+	--qp->refcount;
 	spin_unlock(&dev->qp_table.lock);
 
 	if (send_cq != recv_cq)
 		spin_unlock(&recv_cq->lock);
 	spin_unlock_irq(&send_cq->lock);
 
-	atomic_dec(&qp->refcount);
-	wait_event(qp->wait, !atomic_read(&qp->refcount));
+	wait_event(qp->wait, !get_qp_refcount(dev, qp));
 
 	if (qp->state != IB_QPS_RESET)
 		mthca_MODIFY_QP(dev, qp->state, IB_QPS_RESET, qp->qpn, 0,
@@ -1358,10 +1371,10 @@ void mthca_free_qp(struct mthca_dev *dev,
 	 * unref the mem-free tables and free the QPN in our table.
 	 */
 	if (!qp->ibqp.uobject) {
-		mthca_cq_clean(dev, to_mcq(qp->ibqp.send_cq)->cqn, qp->qpn,
+		mthca_cq_clean(dev, to_mcq(qp->ibqp.send_cq), qp->qpn,
 			       qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL);
 		if (qp->ibqp.send_cq != qp->ibqp.recv_cq)
-			mthca_cq_clean(dev, to_mcq(qp->ibqp.recv_cq)->cqn, qp->qpn,
+			mthca_cq_clean(dev, to_mcq(qp->ibqp.recv_cq), qp->qpn,
 				       qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL);
 
 		mthca_free_memfree(dev, qp);
diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c
index adcaf85355ae6..1ea433291fa71 100644
--- a/drivers/infiniband/hw/mthca/mthca_srq.c
+++ b/drivers/infiniband/hw/mthca/mthca_srq.c
@@ -241,7 +241,7 @@ int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd,
 		goto err_out_mailbox;
 
 	spin_lock_init(&srq->lock);
-	atomic_set(&srq->refcount, 1);
+	srq->refcount = 1;
 	init_waitqueue_head(&srq->wait);
 
 	if (mthca_is_memfree(dev))
@@ -308,6 +308,17 @@ err_out:
 	return err;
 }
 
+static inline int get_srq_refcount(struct mthca_dev *dev, struct mthca_srq *srq)
+{
+	int c;
+
+	spin_lock_irq(&dev->srq_table.lock);
+	c = srq->refcount;
+	spin_unlock_irq(&dev->srq_table.lock);
+
+	return c;
+}
+
 void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq)
 {
 	struct mthca_mailbox *mailbox;
@@ -329,10 +340,10 @@ void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq)
 	spin_lock_irq(&dev->srq_table.lock);
 	mthca_array_clear(&dev->srq_table.srq,
 			  srq->srqn & (dev->limits.num_srqs - 1));
+	--srq->refcount;
 	spin_unlock_irq(&dev->srq_table.lock);
 
-	atomic_dec(&srq->refcount);
-	wait_event(srq->wait, !atomic_read(&srq->refcount));
+	wait_event(srq->wait, !get_srq_refcount(dev, srq));
 
 	if (!srq->ibsrq.uobject) {
 		mthca_free_srq_buf(dev, srq);
@@ -414,7 +425,7 @@ void mthca_srq_event(struct mthca_dev *dev, u32 srqn,
 	spin_lock(&dev->srq_table.lock);
 	srq = mthca_array_get(&dev->srq_table.srq, srqn & (dev->limits.num_srqs - 1));
 	if (srq)
-		atomic_inc(&srq->refcount);
+		++srq->refcount;
 	spin_unlock(&dev->srq_table.lock);
 
 	if (!srq) {
@@ -431,8 +442,10 @@ void mthca_srq_event(struct mthca_dev *dev, u32 srqn,
 	srq->ibsrq.event_handler(&event, srq->ibsrq.srq_context);
 
 out:
-	if (atomic_dec_and_test(&srq->refcount))
+	spin_lock(&dev->srq_table.lock);
+	if (!--srq->refcount)
 		wake_up(&srq->wait);
+	spin_unlock(&dev->srq_table.lock);
 }
 
 /*
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
index 4ca175553f9f7..f887780e80934 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
@@ -158,10 +158,8 @@ int ipoib_vlan_delete(struct net_device *pdev, unsigned short pkey)
 		if (priv->pkey == pkey) {
 			unregister_netdev(priv->dev);
 			ipoib_dev_cleanup(priv->dev);
-
 			list_del(&priv->list);
-
-			kfree(priv);
+			free_netdev(priv->dev);
 
 			ret = 0;
 			break;
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 5bb55742ada68..c32ce4348e1b8 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -409,6 +409,34 @@ static int srp_connect_target(struct srp_target_port *target)
 	}
 }
 
+static void srp_unmap_data(struct scsi_cmnd *scmnd,
+			   struct srp_target_port *target,
+			   struct srp_request *req)
+{
+	struct scatterlist *scat;
+	int nents;
+
+	if (!scmnd->request_buffer ||
+	    (scmnd->sc_data_direction != DMA_TO_DEVICE &&
+	     scmnd->sc_data_direction != DMA_FROM_DEVICE))
+		return;
+
+	/*
+	 * This handling of non-SG commands can be killed when the
+	 * SCSI midlayer no longer generates non-SG commands.
+	 */
+	if (likely(scmnd->use_sg)) {
+		nents = scmnd->use_sg;
+		scat  = scmnd->request_buffer;
+	} else {
+		nents = 1;
+		scat  = &req->fake_sg;
+	}
+
+	dma_unmap_sg(target->srp_host->dev->dma_device, scat, nents,
+		     scmnd->sc_data_direction);
+}
+
 static int srp_reconnect_target(struct srp_target_port *target)
 {
 	struct ib_cm_id *new_cm_id;
@@ -455,16 +483,16 @@ static int srp_reconnect_target(struct srp_target_port *target)
 	list_for_each_entry(req, &target->req_queue, list) {
 		req->scmnd->result = DID_RESET << 16;
 		req->scmnd->scsi_done(req->scmnd);
+		srp_unmap_data(req->scmnd, target, req);
 	}
 
 	target->rx_head	 = 0;
 	target->tx_head	 = 0;
 	target->tx_tail  = 0;
-	target->req_head = 0;
-	for (i = 0; i < SRP_SQ_SIZE - 1; ++i)
-		target->req_ring[i].next = i + 1;
-	target->req_ring[SRP_SQ_SIZE - 1].next = -1;
+	INIT_LIST_HEAD(&target->free_reqs);
 	INIT_LIST_HEAD(&target->req_queue);
+	for (i = 0; i < SRP_SQ_SIZE; ++i)
+		list_add_tail(&target->req_ring[i].list, &target->free_reqs);
 
 	ret = srp_connect_target(target);
 	if (ret)
@@ -589,40 +617,10 @@ static int srp_map_data(struct scsi_cmnd *scmnd, struct srp_target_port *target,
 	return len;
 }
 
-static void srp_unmap_data(struct scsi_cmnd *scmnd,
-			   struct srp_target_port *target,
-			   struct srp_request *req)
-{
-	struct scatterlist *scat;
-	int nents;
-
-	if (!scmnd->request_buffer ||
-	    (scmnd->sc_data_direction != DMA_TO_DEVICE &&
-	     scmnd->sc_data_direction != DMA_FROM_DEVICE))
-		return;
-
-	/*
-	 * This handling of non-SG commands can be killed when the
-	 * SCSI midlayer no longer generates non-SG commands.
-	 */
-	if (likely(scmnd->use_sg)) {
-		nents = scmnd->use_sg;
-		scat  = scmnd->request_buffer;
-	} else {
-		nents = 1;
-		scat  = &req->fake_sg;
-	}
-
-	dma_unmap_sg(target->srp_host->dev->dma_device, scat, nents,
-		     scmnd->sc_data_direction);
-}
-
-static void srp_remove_req(struct srp_target_port *target, struct srp_request *req,
-			   int index)
+static void srp_remove_req(struct srp_target_port *target, struct srp_request *req)
 {
-	list_del(&req->list);
-	req->next = target->req_head;
-	target->req_head = index;
+	srp_unmap_data(req->scmnd, target, req);
+	list_move_tail(&req->list, &target->free_reqs);
 }
 
 static void srp_process_rsp(struct srp_target_port *target, struct srp_rsp *rsp)
@@ -647,7 +645,7 @@ static void srp_process_rsp(struct srp_target_port *target, struct srp_rsp *rsp)
 			req->tsk_status = rsp->data[3];
 		complete(&req->done);
 	} else {
-		scmnd 	      = req->scmnd;
+		scmnd = req->scmnd;
 		if (!scmnd)
 			printk(KERN_ERR "Null scmnd for RSP w/tag %016llx\n",
 			       (unsigned long long) rsp->tag);
@@ -665,14 +663,11 @@ static void srp_process_rsp(struct srp_target_port *target, struct srp_rsp *rsp)
 		else if (rsp->flags & (SRP_RSP_FLAG_DIOVER | SRP_RSP_FLAG_DIUNDER))
 			scmnd->resid = be32_to_cpu(rsp->data_in_res_cnt);
 
-		srp_unmap_data(scmnd, target, req);
-
 		if (!req->tsk_mgmt) {
-			req->scmnd = NULL;
 			scmnd->host_scribble = (void *) -1L;
 			scmnd->scsi_done(scmnd);
 
-			srp_remove_req(target, req, rsp->tag & ~SRP_TAG_TSK_MGMT);
+			srp_remove_req(target, req);
 		} else
 			req->cmd_done = 1;
 	}
@@ -859,7 +854,6 @@ static int srp_queuecommand(struct scsi_cmnd *scmnd,
 	struct srp_request *req;
 	struct srp_iu *iu;
 	struct srp_cmd *cmd;
-	long req_index;
 	int len;
 
 	if (target->state == SRP_TARGET_CONNECTING)
@@ -879,22 +873,20 @@ static int srp_queuecommand(struct scsi_cmnd *scmnd,
 	dma_sync_single_for_cpu(target->srp_host->dev->dma_device, iu->dma,
 				SRP_MAX_IU_LEN, DMA_TO_DEVICE);
 
-	req_index = target->req_head;
+	req = list_entry(target->free_reqs.next, struct srp_request, list);
 
 	scmnd->scsi_done     = done;
 	scmnd->result        = 0;
-	scmnd->host_scribble = (void *) req_index;
+	scmnd->host_scribble = (void *) (long) req->index;
 
 	cmd = iu->buf;
 	memset(cmd, 0, sizeof *cmd);
 
 	cmd->opcode = SRP_CMD;
 	cmd->lun    = cpu_to_be64((u64) scmnd->device->lun << 48);
-	cmd->tag    = req_index;
+	cmd->tag    = req->index;
 	memcpy(cmd->cdb, scmnd->cmnd, scmnd->cmd_len);
 
-	req = &target->req_ring[req_index];
-
 	req->scmnd    = scmnd;
 	req->cmd      = iu;
 	req->cmd_done = 0;
@@ -919,8 +911,7 @@ static int srp_queuecommand(struct scsi_cmnd *scmnd,
 		goto err_unmap;
 	}
 
-	target->req_head = req->next;
-	list_add_tail(&req->list, &target->req_queue);
+	list_move_tail(&req->list, &target->req_queue);
 
 	return 0;
 
@@ -1143,30 +1134,20 @@ static int srp_cm_handler(struct ib_cm_id *cm_id, struct ib_cm_event *event)
 	return 0;
 }
 
-static int srp_send_tsk_mgmt(struct scsi_cmnd *scmnd, u8 func)
+static int srp_send_tsk_mgmt(struct srp_target_port *target,
+			     struct srp_request *req, u8 func)
 {
-	struct srp_target_port *target = host_to_target(scmnd->device->host);
-	struct srp_request *req;
 	struct srp_iu *iu;
 	struct srp_tsk_mgmt *tsk_mgmt;
-	int req_index;
-	int ret = FAILED;
 
 	spin_lock_irq(target->scsi_host->host_lock);
 
 	if (target->state == SRP_TARGET_DEAD ||
 	    target->state == SRP_TARGET_REMOVED) {
-		scmnd->result = DID_BAD_TARGET << 16;
+		req->scmnd->result = DID_BAD_TARGET << 16;
 		goto out;
 	}
 
-	if (scmnd->host_scribble == (void *) -1L)
-		goto out;
-
-	req_index = (long) scmnd->host_scribble;
-	printk(KERN_ERR "Abort for req_index %d\n", req_index);
-
-	req = &target->req_ring[req_index];
 	init_completion(&req->done);
 
 	iu = __srp_get_tx_iu(target);
@@ -1177,10 +1158,10 @@ static int srp_send_tsk_mgmt(struct scsi_cmnd *scmnd, u8 func)
 	memset(tsk_mgmt, 0, sizeof *tsk_mgmt);
 
 	tsk_mgmt->opcode 	= SRP_TSK_MGMT;
-	tsk_mgmt->lun 		= cpu_to_be64((u64) scmnd->device->lun << 48);
-	tsk_mgmt->tag 		= req_index | SRP_TAG_TSK_MGMT;
+	tsk_mgmt->lun 		= cpu_to_be64((u64) req->scmnd->device->lun << 48);
+	tsk_mgmt->tag 		= req->index | SRP_TAG_TSK_MGMT;
 	tsk_mgmt->tsk_mgmt_func = func;
-	tsk_mgmt->task_tag 	= req_index;
+	tsk_mgmt->task_tag 	= req->index;
 
 	if (__srp_post_send(target, iu, sizeof *tsk_mgmt))
 		goto out;
@@ -1188,37 +1169,85 @@ static int srp_send_tsk_mgmt(struct scsi_cmnd *scmnd, u8 func)
 	req->tsk_mgmt = iu;
 
 	spin_unlock_irq(target->scsi_host->host_lock);
+
 	if (!wait_for_completion_timeout(&req->done,
 					 msecs_to_jiffies(SRP_ABORT_TIMEOUT_MS)))
-		return FAILED;
-	spin_lock_irq(target->scsi_host->host_lock);
+		return -1;
 
-	if (req->cmd_done) {
-		srp_remove_req(target, req, req_index);
-		scmnd->scsi_done(scmnd);
-	} else if (!req->tsk_status) {
-		srp_remove_req(target, req, req_index);
-		scmnd->result = DID_ABORT << 16;
-		ret = SUCCESS;
-	}
+	return 0;
 
 out:
 	spin_unlock_irq(target->scsi_host->host_lock);
-	return ret;
+	return -1;
+}
+
+static int srp_find_req(struct srp_target_port *target,
+			struct scsi_cmnd *scmnd,
+			struct srp_request **req)
+{
+	if (scmnd->host_scribble == (void *) -1L)
+		return -1;
+
+	*req = &target->req_ring[(long) scmnd->host_scribble];
+
+	return 0;
 }
 
 static int srp_abort(struct scsi_cmnd *scmnd)
 {
+	struct srp_target_port *target = host_to_target(scmnd->device->host);
+	struct srp_request *req;
+	int ret = SUCCESS;
+
 	printk(KERN_ERR "SRP abort called\n");
 
-	return srp_send_tsk_mgmt(scmnd, SRP_TSK_ABORT_TASK);
+	if (srp_find_req(target, scmnd, &req))
+		return FAILED;
+	if (srp_send_tsk_mgmt(target, req, SRP_TSK_ABORT_TASK))
+		return FAILED;
+
+	spin_lock_irq(target->scsi_host->host_lock);
+
+	if (req->cmd_done) {
+		srp_remove_req(target, req);
+		scmnd->scsi_done(scmnd);
+	} else if (!req->tsk_status) {
+		srp_remove_req(target, req);
+		scmnd->result = DID_ABORT << 16;
+	} else
+		ret = FAILED;
+
+	spin_unlock_irq(target->scsi_host->host_lock);
+
+	return ret;
 }
 
 static int srp_reset_device(struct scsi_cmnd *scmnd)
 {
+	struct srp_target_port *target = host_to_target(scmnd->device->host);
+	struct srp_request *req, *tmp;
+
 	printk(KERN_ERR "SRP reset_device called\n");
 
-	return srp_send_tsk_mgmt(scmnd, SRP_TSK_LUN_RESET);
+	if (srp_find_req(target, scmnd, &req))
+		return FAILED;
+	if (srp_send_tsk_mgmt(target, req, SRP_TSK_LUN_RESET))
+		return FAILED;
+	if (req->tsk_status)
+		return FAILED;
+
+	spin_lock_irq(target->scsi_host->host_lock);
+
+	list_for_each_entry_safe(req, tmp, &target->req_queue, list)
+		if (req->scmnd->device == scmnd->device) {
+			req->scmnd->result = DID_RESET << 16;
+			scmnd->scsi_done(scmnd);
+			srp_remove_req(target, req);
+		}
+
+	spin_unlock_irq(target->scsi_host->host_lock);
+
+	return SUCCESS;
 }
 
 static int srp_reset_host(struct scsi_cmnd *scmnd)
@@ -1518,10 +1547,12 @@ static ssize_t srp_create_target(struct class_device *class_dev,
 
 	INIT_WORK(&target->work, srp_reconnect_work, target);
 
-	for (i = 0; i < SRP_SQ_SIZE - 1; ++i)
-		target->req_ring[i].next = i + 1;
-	target->req_ring[SRP_SQ_SIZE - 1].next = -1;
+	INIT_LIST_HEAD(&target->free_reqs);
 	INIT_LIST_HEAD(&target->req_queue);
+	for (i = 0; i < SRP_SQ_SIZE; ++i) {
+		target->req_ring[i].index = i;
+		list_add_tail(&target->req_ring[i].list, &target->free_reqs);
+	}
 
 	ret = srp_parse_options(buf, target);
 	if (ret)
diff --git a/drivers/infiniband/ulp/srp/ib_srp.h b/drivers/infiniband/ulp/srp/ib_srp.h
index bd7f7c3115de8..c5cd43aae8604 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.h
+++ b/drivers/infiniband/ulp/srp/ib_srp.h
@@ -101,7 +101,7 @@ struct srp_request {
 	 */
 	struct scatterlist	fake_sg;
 	struct completion	done;
-	short			next;
+	short			index;
 	u8			cmd_done;
 	u8			tsk_status;
 };
@@ -133,7 +133,7 @@ struct srp_target_port {
 	unsigned		tx_tail;
 	struct srp_iu	       *tx_ring[SRP_SQ_SIZE + 1];
 
-	int			req_head;
+	struct list_head	free_reqs;
 	struct list_head	req_queue;
 	struct srp_request	req_ring[SRP_SQ_SIZE];
 
diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index 9b493f0becc4d..173c899a1fb40 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -1499,7 +1499,6 @@ static int __init capi_init(void)
 		printk(KERN_ERR "capi20: unable to get major %d\n", capi_major);
 		return major_ret;
 	}
-	capi_major = major_ret;
 	capi_class = class_create(THIS_MODULE, "capi");
 	if (IS_ERR(capi_class)) {
 		unregister_chrdev(capi_major, "capi20");
diff --git a/drivers/isdn/gigaset/usb-gigaset.c b/drivers/isdn/gigaset/usb-gigaset.c
index bfb73fd5077e8..d86ab68114b0c 100644
--- a/drivers/isdn/gigaset/usb-gigaset.c
+++ b/drivers/isdn/gigaset/usb-gigaset.c
@@ -710,8 +710,8 @@ static int gigaset_probe(struct usb_interface *interface,
 	retval = -ENODEV; //FIXME
 
 	/* See if the device offered us matches what we can accept */
-	if ((le16_to_cpu(udev->descriptor.idVendor  != USB_M105_VENDOR_ID)) ||
-	    (le16_to_cpu(udev->descriptor.idProduct != USB_M105_PRODUCT_ID)))
+	if ((le16_to_cpu(udev->descriptor.idVendor)  != USB_M105_VENDOR_ID) ||
+	    (le16_to_cpu(udev->descriptor.idProduct) != USB_M105_PRODUCT_ID))
 		return -ENODEV;
 
 	/* this starts to become ascii art... */
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
index 3f5b647945426..626506234b76c 100644
--- a/drivers/leds/Kconfig
+++ b/drivers/leds/Kconfig
@@ -4,8 +4,11 @@ menu "LED devices"
 config NEW_LEDS
 	bool "LED Support"
 	help
-	  Say Y to enable Linux LED support.  This is not related to standard
-	  keyboard LEDs which are controlled via the input system.
+	  Say Y to enable Linux LED support.  This allows control of supported
+	  LEDs from both userspace and optionally, by kernel events (triggers).
+
+	  This is not related to standard keyboard LEDs which are controlled
+	  via the input system.
 
 config LEDS_CLASS
 	tristate "LED Class Support"
diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c
index b0b5d05fadd62..c75d0ef1609cb 100644
--- a/drivers/leds/led-class.c
+++ b/drivers/leds/led-class.c
@@ -19,6 +19,7 @@
 #include <linux/sysdev.h>
 #include <linux/timer.h>
 #include <linux/err.h>
+#include <linux/ctype.h>
 #include <linux/leds.h>
 #include "leds.h"
 
@@ -43,9 +44,13 @@ static ssize_t led_brightness_store(struct class_device *dev,
 	ssize_t ret = -EINVAL;
 	char *after;
 	unsigned long state = simple_strtoul(buf, &after, 10);
+	size_t count = after - buf;
 
-	if (after - buf > 0) {
-		ret = after - buf;
+	if (*after && isspace(*after))
+		count++;
+
+	if (count == size) {
+		ret = count;
 		led_set_brightness(led_cdev, state);
 	}
 
diff --git a/drivers/leds/ledtrig-timer.c b/drivers/leds/ledtrig-timer.c
index f484b5d6dbf86..fbf141ef46ec3 100644
--- a/drivers/leds/ledtrig-timer.c
+++ b/drivers/leds/ledtrig-timer.c
@@ -20,6 +20,7 @@
 #include <linux/device.h>
 #include <linux/sysdev.h>
 #include <linux/timer.h>
+#include <linux/ctype.h>
 #include <linux/leds.h>
 #include "leds.h"
 
@@ -69,11 +70,15 @@ static ssize_t led_delay_on_store(struct class_device *dev, const char *buf,
 	int ret = -EINVAL;
 	char *after;
 	unsigned long state = simple_strtoul(buf, &after, 10);
+	size_t count = after - buf;
 
-	if (after - buf > 0) {
+	if (*after && isspace(*after))
+		count++;
+
+	if (count == size) {
 		timer_data->delay_on = state;
 		mod_timer(&timer_data->timer, jiffies + 1);
-		ret = after - buf;
+		ret = count;
 	}
 
 	return ret;
@@ -97,11 +102,15 @@ static ssize_t led_delay_off_store(struct class_device *dev, const char *buf,
 	int ret = -EINVAL;
 	char *after;
 	unsigned long state = simple_strtoul(buf, &after, 10);
+	size_t count = after - buf;
+
+	if (*after && isspace(*after))
+		count++;
 
-	if (after - buf > 0) {
+	if (count == size) {
 		timer_data->delay_off = state;
 		mod_timer(&timer_data->timer, jiffies + 1);
-		ret = after - buf;
+		ret = count;
 	}
 
 	return ret;
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 266414ca2814e..9080853fe2835 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -1189,7 +1189,6 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	ioc->diagPending = 0;
 	spin_lock_init(&ioc->diagLock);
 	spin_lock_init(&ioc->fc_rescan_work_lock);
-	spin_lock_init(&ioc->fc_rport_lock);
 	spin_lock_init(&ioc->initializing_hba_lock);
 
 	/* Initialize the event logging.
@@ -5736,11 +5735,13 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
 	return rc;
 }
 
+# define EVENT_DESCR_STR_SZ		100
+
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 static void
 EventDescriptionStr(u8 event, u32 evData0, char *evStr)
 {
-	char *ds;
+	char *ds = NULL;
 
 	switch(event) {
 	case MPI_EVENT_NONE:
@@ -5777,9 +5778,9 @@ EventDescriptionStr(u8 event, u32 evData0, char *evStr)
 		if (evData0 == MPI_EVENT_LOOP_STATE_CHANGE_LIP)
 			ds = "Loop State(LIP) Change";
 		else if (evData0 == MPI_EVENT_LOOP_STATE_CHANGE_LPE)
-			ds = "Loop State(LPE) Change";			/* ??? */
+			ds = "Loop State(LPE) Change";		/* ??? */
 		else
-			ds = "Loop State(LPB) Change";			/* ??? */
+			ds = "Loop State(LPB) Change";		/* ??? */
 		break;
 	case MPI_EVENT_LOGOUT:
 		ds = "Logout";
@@ -5841,27 +5842,32 @@ EventDescriptionStr(u8 event, u32 evData0, char *evStr)
 		break;
 	case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE:
 	{
-		char buf[50];
 		u8 id = (u8)(evData0);
 		u8 ReasonCode = (u8)(evData0 >> 16);
 		switch (ReasonCode) {
 		case MPI_EVENT_SAS_DEV_STAT_RC_ADDED:
-			sprintf(buf,"SAS Device Status Change: Added: id=%d", id);
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			    "SAS Device Status Change: Added: id=%d", id);
 			break;
 		case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING:
-			sprintf(buf,"SAS Device Status Change: Deleted: id=%d", id);
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			    "SAS Device Status Change: Deleted: id=%d", id);
 			break;
 		case MPI_EVENT_SAS_DEV_STAT_RC_SMART_DATA:
-			sprintf(buf,"SAS Device Status Change: SMART Data: id=%d", id);
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			    "SAS Device Status Change: SMART Data: id=%d",
+			    id);
 			break;
 		case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED:
-			sprintf(buf,"SAS Device Status Change: No Persistancy Added: id=%d", id);
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			    "SAS Device Status Change: No Persistancy "
+			    "Added: id=%d", id);
 			break;
 		default:
-			sprintf(buf,"SAS Device Status Change: Unknown: id=%d", id);
-		break;
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			    "SAS Device Status Change: Unknown: id=%d", id);
+			break;
 		}
-		ds = buf;
 		break;
 	}
 	case MPI_EVENT_ON_BUS_TIMER_EXPIRED:
@@ -5878,41 +5884,46 @@ EventDescriptionStr(u8 event, u32 evData0, char *evStr)
 		break;
 	case MPI_EVENT_SAS_PHY_LINK_STATUS:
 	{
-		char buf[50];
 		u8 LinkRates = (u8)(evData0 >> 8);
 		u8 PhyNumber = (u8)(evData0);
 		LinkRates = (LinkRates & MPI_EVENT_SAS_PLS_LR_CURRENT_MASK) >>
 			MPI_EVENT_SAS_PLS_LR_CURRENT_SHIFT;
 		switch (LinkRates) {
 		case MPI_EVENT_SAS_PLS_LR_RATE_UNKNOWN:
-			sprintf(buf,"SAS PHY Link Status: Phy=%d:"
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			   "SAS PHY Link Status: Phy=%d:"
 			   " Rate Unknown",PhyNumber);
 			break;
 		case MPI_EVENT_SAS_PLS_LR_RATE_PHY_DISABLED:
-			sprintf(buf,"SAS PHY Link Status: Phy=%d:"
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			   "SAS PHY Link Status: Phy=%d:"
 			   " Phy Disabled",PhyNumber);
 			break;
 		case MPI_EVENT_SAS_PLS_LR_RATE_FAILED_SPEED_NEGOTIATION:
-			sprintf(buf,"SAS PHY Link Status: Phy=%d:"
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			   "SAS PHY Link Status: Phy=%d:"
 			   " Failed Speed Nego",PhyNumber);
 			break;
 		case MPI_EVENT_SAS_PLS_LR_RATE_SATA_OOB_COMPLETE:
-			sprintf(buf,"SAS PHY Link Status: Phy=%d:"
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			   "SAS PHY Link Status: Phy=%d:"
 			   " Sata OOB Completed",PhyNumber);
 			break;
 		case MPI_EVENT_SAS_PLS_LR_RATE_1_5:
-			sprintf(buf,"SAS PHY Link Status: Phy=%d:"
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			   "SAS PHY Link Status: Phy=%d:"
 			   " Rate 1.5 Gbps",PhyNumber);
 			break;
 		case MPI_EVENT_SAS_PLS_LR_RATE_3_0:
-			sprintf(buf,"SAS PHY Link Status: Phy=%d:"
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			   "SAS PHY Link Status: Phy=%d:"
 			   " Rate 3.0 Gpbs",PhyNumber);
 			break;
 		default:
-			sprintf(buf,"SAS PHY Link Status: Phy=%d", PhyNumber);
+			snprintf(evStr, EVENT_DESCR_STR_SZ,
+			   "SAS PHY Link Status: Phy=%d", PhyNumber);
 			break;
 		}
-		ds = buf;
 		break;
 	}
 	case MPI_EVENT_SAS_DISCOVERY_ERROR:
@@ -5921,9 +5932,8 @@ EventDescriptionStr(u8 event, u32 evData0, char *evStr)
 	case MPI_EVENT_IR_RESYNC_UPDATE:
 	{
 		u8 resync_complete = (u8)(evData0 >> 16);
-		char buf[40];
-		sprintf(buf,"IR Resync Update: Complete = %d:",resync_complete);
-		ds = buf;
+		snprintf(evStr, EVENT_DESCR_STR_SZ,
+		    "IR Resync Update: Complete = %d:",resync_complete);
 		break;
 	}
 	case MPI_EVENT_IR2:
@@ -5976,7 +5986,8 @@ EventDescriptionStr(u8 event, u32 evData0, char *evStr)
 		ds = "Unknown";
 		break;
 	}
-	strcpy(evStr,ds);
+	if (ds)
+		strncpy(evStr, ds, EVENT_DESCR_STR_SZ);
 }
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
@@ -5998,7 +6009,7 @@ ProcessEventNotification(MPT_ADAPTER *ioc, EventNotificationReply_t *pEventReply
 	int ii;
 	int r = 0;
 	int handlers = 0;
-	char evStr[100];
+	char evStr[EVENT_DESCR_STR_SZ];
 	u8 event;
 
 	/*
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index be7e8501b53c1..f673cca507e12 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	"3.03.08"
-#define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.03.08"
+#define MPT_LINUX_VERSION_COMMON	"3.03.09"
+#define MPT_LINUX_PACKAGE_NAME		"@(#)mptlinux-3.03.09"
 #define WHAT_MAGIC_STRING		"@" "(" "#" ")"
 
 #define show_mptmod_ver(s,ver)  \
@@ -489,7 +489,6 @@ typedef	struct _RaidCfgData {
 
 #define MPT_RPORT_INFO_FLAGS_REGISTERED	0x01	/* rport registered */
 #define MPT_RPORT_INFO_FLAGS_MISSING	0x02	/* missing from DevPage0 scan */
-#define MPT_RPORT_INFO_FLAGS_MAPPED_VDEV 0x04	/* target mapped in vdev */
 
 /*
  * data allocated for each fc rport device
@@ -501,7 +500,6 @@ struct mptfc_rport_info
 	struct scsi_target *starget;
 	FCDevicePage0_t pg0;
 	u8		flags;
-	u8		remap_needed;
 };
 
 /*
@@ -628,11 +626,11 @@ typedef struct _MPT_ADAPTER
 	struct work_struct	 mptscsih_persistTask;
 
 	struct list_head	 fc_rports;
-	spinlock_t		 fc_rport_lock; /* list and ri flags */
 	spinlock_t		 fc_rescan_work_lock;
 	int			 fc_rescan_work_count;
 	struct work_struct	 fc_rescan_work;
-
+	char			 fc_rescan_work_q_name[KOBJ_NAME_LEN];
+	struct workqueue_struct *fc_rescan_work_q;
 } MPT_ADAPTER;
 
 /*
diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c
index b343f2a68b1c7..856487741ef43 100644
--- a/drivers/message/fusion/mptfc.c
+++ b/drivers/message/fusion/mptfc.c
@@ -341,9 +341,6 @@ mptfc_generate_rport_ids(FCDevicePage0_t *pg0, struct fc_rport_identifiers *rid)
 	rid->port_name = ((u64)pg0->WWPN.High) << 32 | (u64)pg0->WWPN.Low;
 	rid->port_id =   pg0->PortIdentifier;
 	rid->roles = FC_RPORT_ROLE_UNKNOWN;
-	rid->roles |= FC_RPORT_ROLE_FCP_TARGET;
-	if (pg0->Protocol & MPI_FC_DEVICE_PAGE0_PROT_FCP_INITIATOR)
-		rid->roles |= FC_RPORT_ROLE_FCP_INITIATOR;
 
 	return 0;
 }
@@ -355,15 +352,18 @@ mptfc_register_dev(MPT_ADAPTER *ioc, int channel, FCDevicePage0_t *pg0)
 	struct fc_rport		*rport;
 	struct mptfc_rport_info	*ri;
 	int			new_ri = 1;
-	u64			pn;
-	unsigned long		flags;
+	u64			pn, nn;
 	VirtTarget		*vtarget;
+	u32			roles = FC_RPORT_ROLE_UNKNOWN;
 
 	if (mptfc_generate_rport_ids(pg0, &rport_ids) < 0)
 		return;
 
+	roles |= FC_RPORT_ROLE_FCP_TARGET;
+	if (pg0->Protocol & MPI_FC_DEVICE_PAGE0_PROT_FCP_INITIATOR)
+		roles |= FC_RPORT_ROLE_FCP_INITIATOR;
+
 	/* scan list looking for a match */
-	spin_lock_irqsave(&ioc->fc_rport_lock, flags);
 	list_for_each_entry(ri, &ioc->fc_rports, list) {
 		pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low;
 		if (pn == rport_ids.port_name) {	/* match */
@@ -373,11 +373,9 @@ mptfc_register_dev(MPT_ADAPTER *ioc, int channel, FCDevicePage0_t *pg0)
 		}
 	}
 	if (new_ri) {	/* allocate one */
-		spin_unlock_irqrestore(&ioc->fc_rport_lock, flags);
 		ri = kzalloc(sizeof(struct mptfc_rport_info), GFP_KERNEL);
 		if (!ri)
 			return;
-		spin_lock_irqsave(&ioc->fc_rport_lock, flags);
 		list_add_tail(&ri->list, &ioc->fc_rports);
 	}
 
@@ -387,14 +385,11 @@ mptfc_register_dev(MPT_ADAPTER *ioc, int channel, FCDevicePage0_t *pg0)
 	/* MPT_RPORT_INFO_FLAGS_REGISTERED - rport not previously deleted */
 	if (!(ri->flags & MPT_RPORT_INFO_FLAGS_REGISTERED)) {
 		ri->flags |= MPT_RPORT_INFO_FLAGS_REGISTERED;
-		spin_unlock_irqrestore(&ioc->fc_rport_lock, flags);
 		rport = fc_remote_port_add(ioc->sh, channel, &rport_ids);
-		spin_lock_irqsave(&ioc->fc_rport_lock, flags);
 		if (rport) {
 			ri->rport = rport;
 			if (new_ri) /* may have been reset by user */
 				rport->dev_loss_tmo = mptfc_dev_loss_tmo;
-			*((struct mptfc_rport_info **)rport->dd_data) = ri;
 			/*
 			 * if already mapped, remap here.  If not mapped,
 			 * target_alloc will allocate vtarget and map,
@@ -406,16 +401,21 @@ mptfc_register_dev(MPT_ADAPTER *ioc, int channel, FCDevicePage0_t *pg0)
 					vtarget->target_id = pg0->CurrentTargetID;
 					vtarget->bus_id = pg0->CurrentBus;
 				}
-				ri->remap_needed = 0;
 			}
+			*((struct mptfc_rport_info **)rport->dd_data) = ri;
+			/* scan will be scheduled once rport becomes a target */
+			fc_remote_port_rolechg(rport,roles);
+
+			pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low;
+			nn = (u64)ri->pg0.WWNN.High << 32 | (u64)ri->pg0.WWNN.Low;
 			dfcprintk ((MYIOC_s_INFO_FMT
 				"mptfc_reg_dev.%d: %x, %llx / %llx, tid %d, "
 				"rport tid %d, tmo %d\n",
 					ioc->name,
 					ioc->sh->host_no,
 					pg0->PortIdentifier,
-					pg0->WWNN,
-					pg0->WWPN,
+					(unsigned long long)nn,
+					(unsigned long long)pn,
 					pg0->CurrentTargetID,
 					ri->rport->scsi_target_id,
 					ri->rport->dev_loss_tmo));
@@ -425,8 +425,6 @@ mptfc_register_dev(MPT_ADAPTER *ioc, int channel, FCDevicePage0_t *pg0)
 			ri = NULL;
 		}
 	}
-	spin_unlock_irqrestore(&ioc->fc_rport_lock,flags);
-
 }
 
 /*
@@ -476,7 +474,6 @@ mptfc_target_alloc(struct scsi_target *starget)
 			vtarget->target_id = ri->pg0.CurrentTargetID;
 			vtarget->bus_id = ri->pg0.CurrentBus;
 			ri->starget = starget;
-			ri->remap_needed = 0;
 			rc = 0;
 		}
 	}
@@ -502,10 +499,10 @@ mptfc_slave_alloc(struct scsi_device *sdev)
 	VirtDevice		*vdev;
 	struct scsi_target	*starget;
 	struct fc_rport		*rport;
-	unsigned long		flags;
 
 
-	rport = starget_to_rport(scsi_target(sdev));
+	starget = scsi_target(sdev);
+	rport = starget_to_rport(starget);
 
 	if (!rport || fc_remote_port_chkready(rport))
 		return -ENXIO;
@@ -519,10 +516,8 @@ mptfc_slave_alloc(struct scsi_device *sdev)
 		return -ENOMEM;
 	}
 
-	spin_lock_irqsave(&hd->ioc->fc_rport_lock,flags);
 
 	sdev->hostdata = vdev;
-	starget = scsi_target(sdev);
 	vtarget = starget->hostdata;
 
 	if (vtarget->num_luns == 0) {
@@ -535,14 +530,16 @@ mptfc_slave_alloc(struct scsi_device *sdev)
 	vdev->vtarget = vtarget;
 	vdev->lun = sdev->lun;
 
-	spin_unlock_irqrestore(&hd->ioc->fc_rport_lock,flags);
-
 	vtarget->num_luns++;
 
+
 #ifdef DMPT_DEBUG_FC
-	 {
+	{
+	u64 nn, pn;
 	struct mptfc_rport_info *ri;
 	ri = *((struct mptfc_rport_info **)rport->dd_data);
+	pn = (u64)ri->pg0.WWPN.High << 32 | (u64)ri->pg0.WWPN.Low;
+	nn = (u64)ri->pg0.WWNN.High << 32 | (u64)ri->pg0.WWNN.Low;
 	dfcprintk ((MYIOC_s_INFO_FMT
 		"mptfc_slv_alloc.%d: num_luns %d, sdev.id %d, "
 	        "CurrentTargetID %d, %x %llx %llx\n",
@@ -550,7 +547,9 @@ mptfc_slave_alloc(struct scsi_device *sdev)
 		sdev->host->host_no,
 		vtarget->num_luns,
 		sdev->id, ri->pg0.CurrentTargetID,
-		ri->pg0.PortIdentifier, ri->pg0.WWPN, ri->pg0.WWNN));
+		ri->pg0.PortIdentifier,
+		(unsigned long long)pn,
+		(unsigned long long)nn));
 	}
 #endif
 
@@ -570,11 +569,31 @@ mptfc_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *))
 		done(SCpnt);
 		return 0;
 	}
+
+	/* dd_data is null until finished adding target */
 	ri = *((struct mptfc_rport_info **)rport->dd_data);
-	if (unlikely(ri->remap_needed))
-		return SCSI_MLQUEUE_HOST_BUSY;
+	if (unlikely(!ri)) {
+		dfcprintk ((MYIOC_s_INFO_FMT
+			"mptfc_qcmd.%d: %d:%d, dd_data is null.\n",
+			((MPT_SCSI_HOST *) SCpnt->device->host->hostdata)->ioc->name,
+			((MPT_SCSI_HOST *) SCpnt->device->host->hostdata)->ioc->sh->host_no,
+			SCpnt->device->id,SCpnt->device->lun));
+		SCpnt->result = DID_IMM_RETRY << 16;
+		done(SCpnt);
+		return 0;
+	}
 
-	return mptscsih_qcmd(SCpnt,done);
+	err = mptscsih_qcmd(SCpnt,done);
+#ifdef DMPT_DEBUG_FC
+	if (unlikely(err)) {
+		dfcprintk ((MYIOC_s_INFO_FMT
+			"mptfc_qcmd.%d: %d:%d, mptscsih_qcmd returns non-zero.\n",
+			((MPT_SCSI_HOST *) SCpnt->device->host->hostdata)->ioc->name,
+			((MPT_SCSI_HOST *) SCpnt->device->host->hostdata)->ioc->sh->host_no,
+			SCpnt->device->id,SCpnt->device->lun));
+	}
+#endif
+	return err;
 }
 
 static void
@@ -615,18 +634,17 @@ mptfc_rescan_devices(void *arg)
 	MPT_ADAPTER		*ioc = (MPT_ADAPTER *)arg;
 	int			ii;
 	int			work_to_do;
+	u64			pn;
 	unsigned long		flags;
 	struct mptfc_rport_info *ri;
 
 	do {
 		/* start by tagging all ports as missing */
-		spin_lock_irqsave(&ioc->fc_rport_lock,flags);
 		list_for_each_entry(ri, &ioc->fc_rports, list) {
 			if (ri->flags & MPT_RPORT_INFO_FLAGS_REGISTERED) {
 				ri->flags |= MPT_RPORT_INFO_FLAGS_MISSING;
 			}
 		}
-		spin_unlock_irqrestore(&ioc->fc_rport_lock,flags);
 
 		/*
 		 * now rescan devices known to adapter,
@@ -639,33 +657,24 @@ mptfc_rescan_devices(void *arg)
 		}
 
 		/* delete devices still missing */
-		spin_lock_irqsave(&ioc->fc_rport_lock, flags);
 		list_for_each_entry(ri, &ioc->fc_rports, list) {
 			/* if newly missing, delete it */
-			if ((ri->flags & (MPT_RPORT_INFO_FLAGS_REGISTERED |
-					  MPT_RPORT_INFO_FLAGS_MISSING))
-			  == (MPT_RPORT_INFO_FLAGS_REGISTERED |
-			      MPT_RPORT_INFO_FLAGS_MISSING)) {
+			if (ri->flags & MPT_RPORT_INFO_FLAGS_MISSING) {
 
 				ri->flags &= ~(MPT_RPORT_INFO_FLAGS_REGISTERED|
 					       MPT_RPORT_INFO_FLAGS_MISSING);
-				ri->remap_needed = 1;
-				fc_remote_port_delete(ri->rport);
-				/*
-				 * remote port not really deleted 'cause
-				 * binding is by WWPN and driver only
-				 * registers FCP_TARGETs but cannot trust
-				 * data structures.
-				 */
+				fc_remote_port_delete(ri->rport);	/* won't sleep */
 				ri->rport = NULL;
+
+				pn = (u64)ri->pg0.WWPN.High << 32 |
+				     (u64)ri->pg0.WWPN.Low;
 				dfcprintk ((MYIOC_s_INFO_FMT
 					"mptfc_rescan.%d: %llx deleted\n",
 					ioc->name,
 					ioc->sh->host_no,
-					ri->pg0.WWPN));
+					(unsigned long long)pn));
 			}
 		}
-		spin_unlock_irqrestore(&ioc->fc_rport_lock,flags);
 
 		/*
 		 * allow multiple passes as target state
@@ -870,10 +879,23 @@ mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		goto out_mptfc_probe;
 	}
 
-	for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) {
-		mptfc_init_host_attr(ioc,ii);
-		mptfc_GetFcDevPage0(ioc,ii,mptfc_register_dev);
-	}
+	/* initialize workqueue */
+
+	snprintf(ioc->fc_rescan_work_q_name, KOBJ_NAME_LEN, "mptfc_wq_%d",
+		sh->host_no);
+	ioc->fc_rescan_work_q =
+		create_singlethread_workqueue(ioc->fc_rescan_work_q_name);
+	if (!ioc->fc_rescan_work_q)
+		goto out_mptfc_probe;
+
+	/*
+	 * scan for rports -
+	 *	by doing it via the workqueue, some locking is eliminated
+	 */
+
+	ioc->fc_rescan_work_count = 1;
+	queue_work(ioc->fc_rescan_work_q, &ioc->fc_rescan_work);
+	flush_workqueue(ioc->fc_rescan_work_q);
 
 	return 0;
 
@@ -949,8 +971,18 @@ mptfc_init(void)
 static void __devexit
 mptfc_remove(struct pci_dev *pdev)
 {
-	MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
-	struct mptfc_rport_info *p, *n;
+	MPT_ADAPTER		*ioc = pci_get_drvdata(pdev);
+	struct mptfc_rport_info	*p, *n;
+	struct workqueue_struct *work_q;
+	unsigned long		flags;
+
+	/* destroy workqueue */
+	if ((work_q=ioc->fc_rescan_work_q)) {
+		spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags);
+		ioc->fc_rescan_work_q = NULL;
+		spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags);
+		destroy_workqueue(work_q);
+	}
 
 	fc_remove_host(ioc->sh);
 
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index e9716b10acea6..af6ec553ff7ca 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -91,6 +91,7 @@ enum mptsas_hotplug_action {
 	MPTSAS_DEL_DEVICE,
 	MPTSAS_ADD_RAID,
 	MPTSAS_DEL_RAID,
+	MPTSAS_IGNORE_EVENT,
 };
 
 struct mptsas_hotplug_event {
@@ -298,6 +299,26 @@ mptsas_find_portinfo_by_handle(MPT_ADAPTER *ioc, u16 handle)
 	return rc;
 }
 
+/*
+ * Returns true if there is a scsi end device
+ */
+static inline int
+mptsas_is_end_device(struct mptsas_devinfo * attached)
+{
+	if ((attached->handle) &&
+	    (attached->device_info &
+	    MPI_SAS_DEVICE_INFO_END_DEVICE) &&
+	    ((attached->device_info &
+	    MPI_SAS_DEVICE_INFO_SSP_TARGET) |
+	    (attached->device_info &
+	    MPI_SAS_DEVICE_INFO_STP_TARGET) |
+	    (attached->device_info &
+	    MPI_SAS_DEVICE_INFO_SATA_DEVICE)))
+		return 1;
+	else
+		return 0;
+}
+
 static int
 mptsas_sas_enclosure_pg0(MPT_ADAPTER *ioc, struct mptsas_enclosure *enclosure,
 		u32 form, u32 form_specific)
@@ -872,7 +893,11 @@ mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info,
 	SasDevicePage0_t *buffer;
 	dma_addr_t dma_handle;
 	__le64 sas_address;
-	int error;
+	int error=0;
+
+	if (ioc->sas_discovery_runtime &&
+		mptsas_is_end_device(device_info))
+			goto out;
 
 	hdr.PageVersion = MPI_SASDEVICE0_PAGEVERSION;
 	hdr.ExtPageLength = 0;
@@ -1009,7 +1034,11 @@ mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info,
 	CONFIGPARMS cfg;
 	SasExpanderPage1_t *buffer;
 	dma_addr_t dma_handle;
-	int error;
+	int error=0;
+
+	if (ioc->sas_discovery_runtime &&
+		mptsas_is_end_device(&phy_info->attached))
+			goto out;
 
 	hdr.PageVersion = MPI_SASEXPANDER0_PAGEVERSION;
 	hdr.ExtPageLength = 0;
@@ -1068,26 +1097,6 @@ mptsas_sas_expander_pg1(MPT_ADAPTER *ioc, struct mptsas_phyinfo *phy_info,
 	return error;
 }
 
-/*
- * Returns true if there is a scsi end device
- */
-static inline int
-mptsas_is_end_device(struct mptsas_devinfo * attached)
-{
-	if ((attached->handle) &&
-	    (attached->device_info &
-	    MPI_SAS_DEVICE_INFO_END_DEVICE) &&
-	    ((attached->device_info &
-	    MPI_SAS_DEVICE_INFO_SSP_TARGET) |
-	    (attached->device_info &
-	    MPI_SAS_DEVICE_INFO_STP_TARGET) |
-	    (attached->device_info &
-	    MPI_SAS_DEVICE_INFO_SATA_DEVICE)))
-		return 1;
-	else
-		return 0;
-}
-
 static void
 mptsas_parse_device_info(struct sas_identify *identify,
 		struct mptsas_devinfo *device_info)
@@ -1737,6 +1746,9 @@ mptsas_hotplug_work(void *arg)
 		break;
 	case MPTSAS_ADD_DEVICE:
 
+		if (ev->phys_disk_num_valid)
+			mpt_findImVolumes(ioc);
+
 		/*
 		 * Refresh sas device pg0 data
 		 */
@@ -1868,6 +1880,9 @@ mptsas_hotplug_work(void *arg)
 		scsi_device_put(sdev);
 		mpt_findImVolumes(ioc);
 		break;
+	case MPTSAS_IGNORE_EVENT:
+	default:
+		break;
 	}
 
 	kfree(ev);
@@ -1940,7 +1955,8 @@ mptscsih_send_raid_event(MPT_ADAPTER *ioc,
 		EVENT_DATA_RAID *raid_event_data)
 {
 	struct mptsas_hotplug_event *ev;
-	RAID_VOL0_STATUS * volumeStatus;
+	int status = le32_to_cpu(raid_event_data->SettingsStatus);
+	int state = (status >> 8) & 0xff;
 
 	if (ioc->bus_type != SAS)
 		return;
@@ -1955,6 +1971,7 @@ mptscsih_send_raid_event(MPT_ADAPTER *ioc,
 	INIT_WORK(&ev->work, mptsas_hotplug_work, ev);
 	ev->ioc = ioc;
 	ev->id = raid_event_data->VolumeID;
+	ev->event_type = MPTSAS_IGNORE_EVENT;
 
 	switch (raid_event_data->ReasonCode) {
 	case MPI_EVENT_RAID_RC_PHYSDISK_DELETED:
@@ -1966,6 +1983,25 @@ mptscsih_send_raid_event(MPT_ADAPTER *ioc,
 		ev->phys_disk_num = raid_event_data->PhysDiskNum;
 		ev->event_type = MPTSAS_DEL_DEVICE;
 		break;
+	case MPI_EVENT_RAID_RC_PHYSDISK_STATUS_CHANGED:
+		switch (state) {
+		case MPI_PD_STATE_ONLINE:
+			ioc->raid_data.isRaid = 1;
+			ev->phys_disk_num_valid = 1;
+			ev->phys_disk_num = raid_event_data->PhysDiskNum;
+			ev->event_type = MPTSAS_ADD_DEVICE;
+			break;
+		case MPI_PD_STATE_MISSING:
+		case MPI_PD_STATE_NOT_COMPATIBLE:
+		case MPI_PD_STATE_OFFLINE_AT_HOST_REQUEST:
+		case MPI_PD_STATE_FAILED_AT_HOST_REQUEST:
+		case MPI_PD_STATE_OFFLINE_FOR_ANOTHER_REASON:
+			ev->event_type = MPTSAS_DEL_DEVICE;
+			break;
+		default:
+			break;
+		}
+		break;
 	case MPI_EVENT_RAID_RC_VOLUME_DELETED:
 		ev->event_type = MPTSAS_DEL_RAID;
 		break;
@@ -1973,11 +2009,18 @@ mptscsih_send_raid_event(MPT_ADAPTER *ioc,
 		ev->event_type = MPTSAS_ADD_RAID;
 		break;
 	case MPI_EVENT_RAID_RC_VOLUME_STATUS_CHANGED:
-		volumeStatus = (RAID_VOL0_STATUS *) &
-		    raid_event_data->SettingsStatus;
-		ev->event_type = (volumeStatus->State ==
-		    MPI_RAIDVOL0_STATUS_STATE_FAILED) ?
-		    MPTSAS_DEL_RAID : MPTSAS_ADD_RAID;
+		switch (state) {
+		case MPI_RAIDVOL0_STATUS_STATE_FAILED:
+		case MPI_RAIDVOL0_STATUS_STATE_MISSING:
+			ev->event_type = MPTSAS_DEL_RAID;
+			break;
+		case MPI_RAIDVOL0_STATUS_STATE_OPTIMAL:
+		case MPI_RAIDVOL0_STATUS_STATE_DEGRADED:
+			ev->event_type = MPTSAS_ADD_RAID;
+			break;
+		default:
+			break;
+		}
 		break;
 	default:
 		break;
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 3729062db3177..84fa271eb8f47 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -632,7 +632,11 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
 
 		case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE:	/* 0x0043 */
 			/* Spoof to SCSI Selection Timeout! */
-			sc->result = DID_NO_CONNECT << 16;
+			if (ioc->bus_type != FC)
+				sc->result = DID_NO_CONNECT << 16;
+			/* else fibre, just stall until rescan event */
+			else
+				sc->result = DID_REQUEUE << 16;
 
 			if (hd->sel_timeout[pScsiReq->TargetID] < 0xFFFF)
 				hd->sel_timeout[pScsiReq->TargetID]++;
@@ -877,7 +881,7 @@ mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, VirtDevice *vdevice)
 	struct scsi_cmnd *sc;
 
 	dsprintk((KERN_INFO MYNAM ": search_running target %d lun %d max %d\n",
-			vdevice->target_id, vdevice->lun, max));
+			vdevice->vtarget->target_id, vdevice->lun, max));
 
 	for (ii=0; ii < max; ii++) {
 		if ((sc = hd->ScsiLookup[ii]) != NULL) {
@@ -1645,7 +1649,6 @@ int
 mptscsih_abort(struct scsi_cmnd * SCpnt)
 {
 	MPT_SCSI_HOST	*hd;
-	MPT_ADAPTER	*ioc;
 	MPT_FRAME_HDR	*mf;
 	u32		 ctx2abort;
 	int		 scpnt_idx;
@@ -1663,14 +1666,6 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
 		return FAILED;
 	}
 
-	ioc = hd->ioc;
-	if (hd->resetPending) {
-		return FAILED;
-	}
-
-	if (hd->timeouts < -1)
-		hd->timeouts++;
-
 	/* Find this command
 	 */
 	if ((scpnt_idx = SCPNT_TO_LOOKUP_IDX(SCpnt)) < 0) {
@@ -1684,6 +1679,13 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
 		return SUCCESS;
 	}
 
+	if (hd->resetPending) {
+		return FAILED;
+	}
+
+	if (hd->timeouts < -1)
+		hd->timeouts++;
+
 	printk(KERN_WARNING MYNAM ": %s: attempting task abort! (sc=%p)\n",
 	       hd->ioc->name, SCpnt);
 	scsi_print_command(SCpnt);
@@ -1703,7 +1705,7 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
 	vdev = SCpnt->device->hostdata;
 	retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
 		vdev->vtarget->bus_id, vdev->vtarget->target_id, vdev->lun,
-		ctx2abort, mptscsih_get_tm_timeout(ioc));
+		ctx2abort, mptscsih_get_tm_timeout(hd->ioc));
 
 	printk (KERN_WARNING MYNAM ": %s: task abort: %s (sc=%p)\n",
 		hd->ioc->name,
@@ -2521,15 +2523,15 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
 
 		/* 7. FC: Rescan for blocked rports which might have returned.
 		 */
-		else if (ioc->bus_type == FC) {
-			int work_count;
-			unsigned long flags;
-
+		if (ioc->bus_type == FC) {
 			spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags);
-			work_count = ++ioc->fc_rescan_work_count;
+			if (ioc->fc_rescan_work_q) {
+				if (ioc->fc_rescan_work_count++ == 0) {
+					queue_work(ioc->fc_rescan_work_q,
+						   &ioc->fc_rescan_work);
+				}
+			}
 			spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags);
-			if (work_count == 1)
-				schedule_work(&ioc->fc_rescan_work);
 		}
 		dtmprintk((MYIOC_s_WARN_FMT "Post-Reset complete.\n", ioc->name));
 
@@ -2544,7 +2546,6 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
 {
 	MPT_SCSI_HOST *hd;
 	u8 event = le32_to_cpu(pEvReply->Event) & 0xFF;
-	int work_count;
 	unsigned long flags;
 
 	devtverboseprintk((MYIOC_s_INFO_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n",
@@ -2569,10 +2570,13 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
 
 	case MPI_EVENT_RESCAN:				/* 06 */
 		spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags);
-		work_count = ++ioc->fc_rescan_work_count;
+		if (ioc->fc_rescan_work_q) {
+			if (ioc->fc_rescan_work_count++ == 0) {
+				queue_work(ioc->fc_rescan_work_q,
+					   &ioc->fc_rescan_work);
+			}
+		}
 		spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags);
-		if (work_count == 1)
-			schedule_work(&ioc->fc_rescan_work);
 		break;
 
 		/*
diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c
index 09c745b19cc84..f2a4d382ea19e 100644
--- a/drivers/message/fusion/mptspi.c
+++ b/drivers/message/fusion/mptspi.c
@@ -783,6 +783,70 @@ static struct pci_device_id mptspi_pci_table[] = {
 };
 MODULE_DEVICE_TABLE(pci, mptspi_pci_table);
 
+
+/*
+ * renegotiate for a given target
+ */
+static void
+mptspi_dv_renegotiate_work(void *data)
+{
+	struct work_queue_wrapper *wqw = (struct work_queue_wrapper *)data;
+	struct _MPT_SCSI_HOST *hd = wqw->hd;
+	struct scsi_device *sdev;
+
+	kfree(wqw);
+
+	shost_for_each_device(sdev, hd->ioc->sh)
+		mptspi_dv_device(hd, sdev);
+}
+
+static void
+mptspi_dv_renegotiate(struct _MPT_SCSI_HOST *hd)
+{
+	struct work_queue_wrapper *wqw = kmalloc(sizeof(*wqw), GFP_ATOMIC);
+
+	if (!wqw)
+		return;
+
+	INIT_WORK(&wqw->work, mptspi_dv_renegotiate_work, wqw);
+	wqw->hd = hd;
+
+	schedule_work(&wqw->work);
+}
+
+/*
+ * spi module reset handler
+ */
+static int
+mptspi_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
+{
+	struct _MPT_SCSI_HOST *hd = (struct _MPT_SCSI_HOST *)ioc->sh->hostdata;
+	int rc;
+
+	rc = mptscsih_ioc_reset(ioc, reset_phase);
+
+	if (reset_phase == MPT_IOC_POST_RESET)
+		mptspi_dv_renegotiate(hd);
+
+	return rc;
+}
+
+/*
+ * spi module resume handler
+ */
+static int
+mptspi_resume(struct pci_dev *pdev)
+{
+	MPT_ADAPTER 	*ioc = pci_get_drvdata(pdev);
+	struct _MPT_SCSI_HOST *hd = (struct _MPT_SCSI_HOST *)ioc->sh->hostdata;
+	int rc;
+
+	rc = mptscsih_resume(pdev);
+	mptspi_dv_renegotiate(hd);
+
+	return rc;
+}
+
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /*
@@ -1032,7 +1096,7 @@ static struct pci_driver mptspi_driver = {
 	.shutdown	= mptscsih_shutdown,
 #ifdef CONFIG_PM
 	.suspend	= mptscsih_suspend,
-	.resume		= mptscsih_resume,
+	.resume		= mptspi_resume,
 #endif
 };
 
@@ -1061,7 +1125,7 @@ mptspi_init(void)
 		  ": Registered for IOC event notifications\n"));
 	}
 
-	if (mpt_reset_register(mptspiDoneCtx, mptscsih_ioc_reset) == 0) {
+	if (mpt_reset_register(mptspiDoneCtx, mptspi_ioc_reset) == 0) {
 		dprintk((KERN_INFO MYNAM
 		  ": Registered for IOC reset notifications\n"));
 	}
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index 1363083b4d83e..14dbad14afb64 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -52,6 +52,7 @@
 #include <linux/mii.h>
 #include <linux/skbuff.h>
 #include <linux/delay.h>
+#include <linux/crc32.h>
 #include <asm/mipsregs.h>
 #include <asm/irq.h>
 #include <asm/io.h>
@@ -2070,23 +2071,6 @@ static void au1000_tx_timeout(struct net_device *dev)
 	netif_wake_queue(dev);
 }
 
-
-static unsigned const ethernet_polynomial = 0x04c11db7U;
-static inline u32 ether_crc(int length, unsigned char *data)
-{
-    int crc = -1;
-
-    while(--length >= 0) {
-		unsigned char current_octet = *data++;
-		int bit;
-		for (bit = 0; bit < 8; bit++, current_octet >>= 1)
-			crc = (crc << 1) ^
-				((crc < 0) ^ (current_octet & 1) ? 
-				 ethernet_polynomial : 0);
-    }
-    return crc;
-}
-
 static void set_rx_mode(struct net_device *dev)
 {
 	struct au1000_private *aup = (struct au1000_private *) dev->priv;
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index 3d306681919e1..d8233e0b78995 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -650,9 +650,11 @@ static int b44_alloc_rx_skb(struct b44 *bp, int src_idx, u32 dest_idx_unmasked)
 
 	/* Hardware bug work-around, the chip is unable to do PCI DMA
 	   to/from anything above 1GB :-( */
-	if (mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) {
+	if (dma_mapping_error(mapping) ||
+		mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) {
 		/* Sigh... */
-		pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE);
+		if (!dma_mapping_error(mapping))
+			pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE);
 		dev_kfree_skb_any(skb);
 		skb = __dev_alloc_skb(RX_PKT_BUF_SZ,GFP_DMA);
 		if (skb == NULL)
@@ -660,8 +662,10 @@ static int b44_alloc_rx_skb(struct b44 *bp, int src_idx, u32 dest_idx_unmasked)
 		mapping = pci_map_single(bp->pdev, skb->data,
 					 RX_PKT_BUF_SZ,
 					 PCI_DMA_FROMDEVICE);
-		if (mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) {
-			pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE);
+		if (dma_mapping_error(mapping) ||
+			mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) {
+			if (!dma_mapping_error(mapping))
+				pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE);
 			dev_kfree_skb_any(skb);
 			return -ENOMEM;
 		}
@@ -967,9 +971,10 @@ static int b44_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	}
 
 	mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE);
-	if (mapping + len > B44_DMA_MASK) {
+	if (dma_mapping_error(mapping) || mapping + len > B44_DMA_MASK) {
 		/* Chip can't handle DMA to/from >1GB, use bounce buffer */
-		pci_unmap_single(bp->pdev, mapping, len, PCI_DMA_TODEVICE);
+		if (!dma_mapping_error(mapping))
+			pci_unmap_single(bp->pdev, mapping, len, PCI_DMA_TODEVICE);
 
 		bounce_skb = __dev_alloc_skb(TX_PKT_BUF_SZ,
 					     GFP_ATOMIC|GFP_DMA);
@@ -978,8 +983,9 @@ static int b44_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 		mapping = pci_map_single(bp->pdev, bounce_skb->data,
 					 len, PCI_DMA_TODEVICE);
-		if (mapping + len > B44_DMA_MASK) {
-			pci_unmap_single(bp->pdev, mapping,
+		if (dma_mapping_error(mapping) || mapping + len > B44_DMA_MASK) {
+			if (!dma_mapping_error(mapping))
+				pci_unmap_single(bp->pdev, mapping,
 					 len, PCI_DMA_TODEVICE);
 			dev_kfree_skb_any(bounce_skb);
 			goto err_out;
@@ -1203,7 +1209,8 @@ static int b44_alloc_consistent(struct b44 *bp)
 		                             DMA_TABLE_BYTES,
 		                             DMA_BIDIRECTIONAL);
 
-		if (rx_ring_dma + size > B44_DMA_MASK) {
+		if (dma_mapping_error(rx_ring_dma) ||
+			rx_ring_dma + size > B44_DMA_MASK) {
 			kfree(rx_ring);
 			goto out_err;
 		}
@@ -1229,7 +1236,8 @@ static int b44_alloc_consistent(struct b44 *bp)
 		                             DMA_TABLE_BYTES,
 		                             DMA_TO_DEVICE);
 
-		if (tx_ring_dma + size > B44_DMA_MASK) {
+		if (dma_mapping_error(tx_ring_dma) ||
+			tx_ring_dma + size > B44_DMA_MASK) {
 			kfree(tx_ring);
 			goto out_err;
 		}
diff --git a/drivers/net/dl2k.c b/drivers/net/dl2k.c
index 1f3627470c958..038447fb5c5ee 100644
--- a/drivers/net/dl2k.c
+++ b/drivers/net/dl2k.c
@@ -53,6 +53,7 @@
 #define DRV_VERSION	"v1.17b"
 #define DRV_RELDATE	"2006/03/10"
 #include "dl2k.h"
+#include <linux/dma-mapping.h>
 
 static char version[] __devinitdata =
       KERN_INFO DRV_NAME " " DRV_VERSION " " DRV_RELDATE "\n";	
@@ -765,7 +766,7 @@ rio_free_tx (struct net_device *dev, int irq)
 			break;
 		skb = np->tx_skbuff[entry];
 		pci_unmap_single (np->pdev,
-				  np->tx_ring[entry].fraginfo & 0xffffffffffff,
+				  np->tx_ring[entry].fraginfo & DMA_48BIT_MASK,
 				  skb->len, PCI_DMA_TODEVICE);
 		if (irq)
 			dev_kfree_skb_irq (skb);
@@ -893,7 +894,7 @@ receive_packet (struct net_device *dev)
 			/* Small skbuffs for short packets */
 			if (pkt_len > copy_thresh) {
 				pci_unmap_single (np->pdev,
-						  desc->fraginfo & 0xffffffffffff,
+						  desc->fraginfo & DMA_48BIT_MASK,
 						  np->rx_buf_sz,
 						  PCI_DMA_FROMDEVICE);
 				skb_put (skb = np->rx_skbuff[entry], pkt_len);
@@ -901,7 +902,7 @@ receive_packet (struct net_device *dev)
 			} else if ((skb = dev_alloc_skb (pkt_len + 2)) != NULL) {
 				pci_dma_sync_single_for_cpu(np->pdev,
 				  			    desc->fraginfo & 
-							    	0xffffffffffff,
+							    	DMA_48BIT_MASK,
 							    np->rx_buf_sz,
 							    PCI_DMA_FROMDEVICE);
 				skb->dev = dev;
@@ -913,7 +914,7 @@ receive_packet (struct net_device *dev)
 				skb_put (skb, pkt_len);
 				pci_dma_sync_single_for_device(np->pdev,
 				  			       desc->fraginfo &
-							       	 0xffffffffffff,
+							       	 DMA_48BIT_MASK,
 							       np->rx_buf_sz,
 							       PCI_DMA_FROMDEVICE);
 			}
@@ -1800,7 +1801,7 @@ rio_close (struct net_device *dev)
 		skb = np->rx_skbuff[i];
 		if (skb) {
 			pci_unmap_single(np->pdev, 
-					 np->rx_ring[i].fraginfo & 0xffffffffffff,
+					 np->rx_ring[i].fraginfo & DMA_48BIT_MASK,
 					 skb->len, PCI_DMA_FROMDEVICE);
 			dev_kfree_skb (skb);
 			np->rx_skbuff[i] = NULL;
@@ -1810,7 +1811,7 @@ rio_close (struct net_device *dev)
 		skb = np->tx_skbuff[i];
 		if (skb) {
 			pci_unmap_single(np->pdev, 
-					 np->tx_ring[i].fraginfo & 0xffffffffffff,
+					 np->tx_ring[i].fraginfo & DMA_48BIT_MASK,
 					 skb->len, PCI_DMA_TODEVICE);
 			dev_kfree_skb (skb);
 			np->tx_skbuff[i] = NULL;
diff --git a/drivers/net/irda/Makefile b/drivers/net/irda/Makefile
index 27ab75f20799d..c1ce2398efeaa 100644
--- a/drivers/net/irda/Makefile
+++ b/drivers/net/irda/Makefile
@@ -46,4 +46,4 @@ obj-$(CONFIG_MA600_DONGLE)	+= ma600-sir.o
 obj-$(CONFIG_TOIM3232_DONGLE)	+= toim3232-sir.o
 
 # The SIR helper module
-sir-dev-objs := sir_dev.o sir_dongle.o sir_kthread.o
+sir-dev-objs := sir_dev.o sir_dongle.o
diff --git a/drivers/net/irda/irda-usb.c b/drivers/net/irda/irda-usb.c
index 96bdb73c2283b..cd87593e4e8ae 100644
--- a/drivers/net/irda/irda-usb.c
+++ b/drivers/net/irda/irda-usb.c
@@ -1778,7 +1778,7 @@ static int irda_usb_probe(struct usb_interface *intf,
 
 	if (self->needspatch) {
 		ret = usb_control_msg (self->usbdev, usb_sndctrlpipe (self->usbdev, 0),
-				       0x02, 0x40, 0, 0, 0, 0, msecs_to_jiffies(500));
+				       0x02, 0x40, 0, 0, NULL, 0, 500);
 		if (ret < 0) {
 			IRDA_DEBUG (0, "usb_control_msg failed %d\n", ret);
 			goto err_out_3;
diff --git a/drivers/net/irda/sir-dev.h b/drivers/net/irda/sir-dev.h
index f69fb4cec76f8..9fa294a546d62 100644
--- a/drivers/net/irda/sir-dev.h
+++ b/drivers/net/irda/sir-dev.h
@@ -15,23 +15,14 @@
 #define IRDA_SIR_H
 
 #include <linux/netdevice.h>
+#include <linux/workqueue.h>
 
 #include <net/irda/irda.h>
 #include <net/irda/irda_device.h>		// iobuff_t
 
-/* FIXME: unify irda_request with sir_fsm! */
-
-struct irda_request {
-	struct list_head lh_request;
-	unsigned long pending;
-	void (*func)(void *);
-	void *data;
-	struct timer_list timer;
-};
-
 struct sir_fsm {
 	struct semaphore	sem;
-	struct irda_request	rq;
+	struct work_struct      work;
 	unsigned		state, substate;
 	int			param;
 	int			result;
diff --git a/drivers/net/irda/sir_dev.c b/drivers/net/irda/sir_dev.c
index ea7c9464d46ae..3b5854d10c17f 100644
--- a/drivers/net/irda/sir_dev.c
+++ b/drivers/net/irda/sir_dev.c
@@ -23,6 +23,298 @@
 
 #include "sir-dev.h"
 
+
+static struct workqueue_struct *irda_sir_wq;
+
+/* STATE MACHINE */
+
+/* substate handler of the config-fsm to handle the cases where we want
+ * to wait for transmit completion before changing the port configuration
+ */
+
+static int sirdev_tx_complete_fsm(struct sir_dev *dev)
+{
+	struct sir_fsm *fsm = &dev->fsm;
+	unsigned next_state, delay;
+	unsigned bytes_left;
+
+	do {
+		next_state = fsm->substate;	/* default: stay in current substate */
+		delay = 0;
+
+		switch(fsm->substate) {
+
+		case SIRDEV_STATE_WAIT_XMIT:
+			if (dev->drv->chars_in_buffer)
+				bytes_left = dev->drv->chars_in_buffer(dev);
+			else
+				bytes_left = 0;
+			if (!bytes_left) {
+				next_state = SIRDEV_STATE_WAIT_UNTIL_SENT;
+				break;
+			}
+
+			if (dev->speed > 115200)
+				delay = (bytes_left*8*10000) / (dev->speed/100);
+			else if (dev->speed > 0)
+				delay = (bytes_left*10*10000) / (dev->speed/100);
+			else
+				delay = 0;
+			/* expected delay (usec) until remaining bytes are sent */
+			if (delay < 100) {
+				udelay(delay);
+				delay = 0;
+				break;
+			}
+			/* sleep some longer delay (msec) */
+			delay = (delay+999) / 1000;
+			break;
+
+		case SIRDEV_STATE_WAIT_UNTIL_SENT:
+			/* block until underlaying hardware buffer are empty */
+			if (dev->drv->wait_until_sent)
+				dev->drv->wait_until_sent(dev);
+			next_state = SIRDEV_STATE_TX_DONE;
+			break;
+
+		case SIRDEV_STATE_TX_DONE:
+			return 0;
+
+		default:
+			IRDA_ERROR("%s - undefined state\n", __FUNCTION__);
+			return -EINVAL;
+		}
+		fsm->substate = next_state;
+	} while (delay == 0);
+	return delay;
+}
+
+/*
+ * Function sirdev_config_fsm
+ *
+ * State machine to handle the configuration of the device (and attached dongle, if any).
+ * This handler is scheduled for execution in kIrDAd context, so we can sleep.
+ * however, kIrDAd is shared by all sir_dev devices so we better don't sleep there too
+ * long. Instead, for longer delays we start a timer to reschedule us later.
+ * On entry, fsm->sem is always locked and the netdev xmit queue stopped.
+ * Both must be unlocked/restarted on completion - but only on final exit.
+ */
+
+static void sirdev_config_fsm(void *data)
+{
+	struct sir_dev *dev = data;
+	struct sir_fsm *fsm = &dev->fsm;
+	int next_state;
+	int ret = -1;
+	unsigned delay;
+
+	IRDA_DEBUG(2, "%s(), <%ld>\n", __FUNCTION__, jiffies);
+
+	do {
+		IRDA_DEBUG(3, "%s - state=0x%04x / substate=0x%04x\n",
+			__FUNCTION__, fsm->state, fsm->substate);
+
+		next_state = fsm->state;
+		delay = 0;
+
+		switch(fsm->state) {
+
+		case SIRDEV_STATE_DONGLE_OPEN:
+			if (dev->dongle_drv != NULL) {
+				ret = sirdev_put_dongle(dev);
+				if (ret) {
+					fsm->result = -EINVAL;
+					next_state = SIRDEV_STATE_ERROR;
+					break;
+				}
+			}
+
+			/* Initialize dongle */
+			ret = sirdev_get_dongle(dev, fsm->param);
+			if (ret) {
+				fsm->result = ret;
+				next_state = SIRDEV_STATE_ERROR;
+				break;
+			}
+
+			/* Dongles are powered through the modem control lines which
+			 * were just set during open. Before resetting, let's wait for
+			 * the power to stabilize. This is what some dongle drivers did
+			 * in open before, while others didn't - should be safe anyway.
+			 */
+
+			delay = 50;
+			fsm->substate = SIRDEV_STATE_DONGLE_RESET;
+			next_state = SIRDEV_STATE_DONGLE_RESET;
+
+			fsm->param = 9600;
+
+			break;
+
+		case SIRDEV_STATE_DONGLE_CLOSE:
+			/* shouldn't we just treat this as success=? */
+			if (dev->dongle_drv == NULL) {
+				fsm->result = -EINVAL;
+				next_state = SIRDEV_STATE_ERROR;
+				break;
+			}
+
+			ret = sirdev_put_dongle(dev);
+			if (ret) {
+				fsm->result = ret;
+				next_state = SIRDEV_STATE_ERROR;
+				break;
+			}
+			next_state = SIRDEV_STATE_DONE;
+			break;
+
+		case SIRDEV_STATE_SET_DTR_RTS:
+			ret = sirdev_set_dtr_rts(dev,
+				(fsm->param&0x02) ? TRUE : FALSE,
+				(fsm->param&0x01) ? TRUE : FALSE);
+			next_state = SIRDEV_STATE_DONE;
+			break;
+
+		case SIRDEV_STATE_SET_SPEED:
+			fsm->substate = SIRDEV_STATE_WAIT_XMIT;
+			next_state = SIRDEV_STATE_DONGLE_CHECK;
+			break;
+
+		case SIRDEV_STATE_DONGLE_CHECK:
+			ret = sirdev_tx_complete_fsm(dev);
+			if (ret < 0) {
+				fsm->result = ret;
+				next_state = SIRDEV_STATE_ERROR;
+				break;
+			}
+			if ((delay=ret) != 0)
+				break;
+
+			if (dev->dongle_drv) {
+				fsm->substate = SIRDEV_STATE_DONGLE_RESET;
+				next_state = SIRDEV_STATE_DONGLE_RESET;
+			}
+			else {
+				dev->speed = fsm->param;
+				next_state = SIRDEV_STATE_PORT_SPEED;
+			}
+			break;
+
+		case SIRDEV_STATE_DONGLE_RESET:
+			if (dev->dongle_drv->reset) {
+				ret = dev->dongle_drv->reset(dev);
+				if (ret < 0) {
+					fsm->result = ret;
+					next_state = SIRDEV_STATE_ERROR;
+					break;
+				}
+			}
+			else
+				ret = 0;
+			if ((delay=ret) == 0) {
+				/* set serial port according to dongle default speed */
+				if (dev->drv->set_speed)
+					dev->drv->set_speed(dev, dev->speed);
+				fsm->substate = SIRDEV_STATE_DONGLE_SPEED;
+				next_state = SIRDEV_STATE_DONGLE_SPEED;
+			}
+			break;
+
+		case SIRDEV_STATE_DONGLE_SPEED:
+			if (dev->dongle_drv->reset) {
+				ret = dev->dongle_drv->set_speed(dev, fsm->param);
+				if (ret < 0) {
+					fsm->result = ret;
+					next_state = SIRDEV_STATE_ERROR;
+					break;
+				}
+			}
+			else
+				ret = 0;
+			if ((delay=ret) == 0)
+				next_state = SIRDEV_STATE_PORT_SPEED;
+			break;
+
+		case SIRDEV_STATE_PORT_SPEED:
+			/* Finally we are ready to change the serial port speed */
+			if (dev->drv->set_speed)
+				dev->drv->set_speed(dev, dev->speed);
+			dev->new_speed = 0;
+			next_state = SIRDEV_STATE_DONE;
+			break;
+
+		case SIRDEV_STATE_DONE:
+			/* Signal network layer so it can send more frames */
+			netif_wake_queue(dev->netdev);
+			next_state = SIRDEV_STATE_COMPLETE;
+			break;
+
+		default:
+			IRDA_ERROR("%s - undefined state\n", __FUNCTION__);
+			fsm->result = -EINVAL;
+			/* fall thru */
+
+		case SIRDEV_STATE_ERROR:
+			IRDA_ERROR("%s - error: %d\n", __FUNCTION__, fsm->result);
+
+#if 0	/* don't enable this before we have netdev->tx_timeout to recover */
+			netif_stop_queue(dev->netdev);
+#else
+			netif_wake_queue(dev->netdev);
+#endif
+			/* fall thru */
+
+		case SIRDEV_STATE_COMPLETE:
+			/* config change finished, so we are not busy any longer */
+			sirdev_enable_rx(dev);
+			up(&fsm->sem);
+			return;
+		}
+		fsm->state = next_state;
+	} while(!delay);
+
+	queue_delayed_work(irda_sir_wq, &fsm->work, msecs_to_jiffies(delay));
+}
+
+/* schedule some device configuration task for execution by kIrDAd
+ * on behalf of the above state machine.
+ * can be called from process or interrupt/tasklet context.
+ */
+
+int sirdev_schedule_request(struct sir_dev *dev, int initial_state, unsigned param)
+{
+	struct sir_fsm *fsm = &dev->fsm;
+
+	IRDA_DEBUG(2, "%s - state=0x%04x / param=%u\n", __FUNCTION__, initial_state, param);
+
+	if (down_trylock(&fsm->sem)) {
+		if (in_interrupt()  ||  in_atomic()  ||  irqs_disabled()) {
+			IRDA_DEBUG(1, "%s(), state machine busy!\n", __FUNCTION__);
+			return -EWOULDBLOCK;
+		} else
+			down(&fsm->sem);
+	}
+
+	if (fsm->state == SIRDEV_STATE_DEAD) {
+		/* race with sirdev_close should never happen */
+		IRDA_ERROR("%s(), instance staled!\n", __FUNCTION__);
+		up(&fsm->sem);
+		return -ESTALE;		/* or better EPIPE? */
+	}
+
+	netif_stop_queue(dev->netdev);
+	atomic_set(&dev->enable_rx, 0);
+
+	fsm->state = initial_state;
+	fsm->param = param;
+	fsm->result = 0;
+
+	INIT_WORK(&fsm->work, sirdev_config_fsm, dev);
+	queue_work(irda_sir_wq, &fsm->work);
+	return 0;
+}
+
+
 /***************************************************************************/
 
 void sirdev_enable_rx(struct sir_dev *dev)
@@ -619,10 +911,6 @@ struct sir_dev * sirdev_get_instance(const struct sir_driver *drv, const char *n
 	spin_lock_init(&dev->tx_lock);
 	init_MUTEX(&dev->fsm.sem);
 
-	INIT_LIST_HEAD(&dev->fsm.rq.lh_request);
-	dev->fsm.rq.pending = 0;
-	init_timer(&dev->fsm.rq.timer);
-
 	dev->drv = drv;
 	dev->netdev = ndev;
 
@@ -682,3 +970,22 @@ int sirdev_put_instance(struct sir_dev *dev)
 }
 EXPORT_SYMBOL(sirdev_put_instance);
 
+static int __init sir_wq_init(void)
+{
+	irda_sir_wq = create_singlethread_workqueue("irda_sir_wq");
+	if (!irda_sir_wq)
+		return -ENOMEM;
+	return 0;
+}
+
+static void __exit sir_wq_exit(void)
+{
+	destroy_workqueue(irda_sir_wq);
+}
+
+module_init(sir_wq_init);
+module_exit(sir_wq_exit);
+
+MODULE_AUTHOR("Martin Diehl <info@mdiehl.de>");
+MODULE_DESCRIPTION("IrDA SIR core");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/irda/sir_kthread.c b/drivers/net/irda/sir_kthread.c
deleted file mode 100644
index e3904d6bfecd5..0000000000000
--- a/drivers/net/irda/sir_kthread.c
+++ /dev/null
@@ -1,508 +0,0 @@
-/*********************************************************************
- *
- *	sir_kthread.c:		dedicated thread to process scheduled
- *				sir device setup requests
- *
- *	Copyright (c) 2002 Martin Diehl
- *
- *	This program is free software; you can redistribute it and/or 
- *	modify it under the terms of the GNU General Public License as 
- *	published by the Free Software Foundation; either version 2 of 
- *	the License, or (at your option) any later version.
- *
- ********************************************************************/    
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/version.h>
-#include <linux/init.h>
-#include <linux/smp_lock.h>
-#include <linux/completion.h>
-#include <linux/delay.h>
-
-#include <net/irda/irda.h>
-
-#include "sir-dev.h"
-
-/**************************************************************************
- *
- * kIrDAd kernel thread and config state machine
- *
- */
-
-struct irda_request_queue {
-	struct list_head request_list;
-	spinlock_t lock;
-	task_t *thread;
-	struct completion exit;
-	wait_queue_head_t kick, done;
-	atomic_t num_pending;
-};
-
-static struct irda_request_queue irda_rq_queue;
-
-static int irda_queue_request(struct irda_request *rq)
-{
-	int ret = 0;
-	unsigned long flags;
-
-	if (!test_and_set_bit(0, &rq->pending)) {
-		spin_lock_irqsave(&irda_rq_queue.lock, flags);
-		list_add_tail(&rq->lh_request, &irda_rq_queue.request_list);
-		wake_up(&irda_rq_queue.kick);
-		atomic_inc(&irda_rq_queue.num_pending);
-		spin_unlock_irqrestore(&irda_rq_queue.lock, flags);
-		ret = 1;
-	}
-	return ret;
-}
-
-static void irda_request_timer(unsigned long data)
-{
-	struct irda_request *rq = (struct irda_request *)data;
-	unsigned long flags;
-	
-	spin_lock_irqsave(&irda_rq_queue.lock, flags);
-	list_add_tail(&rq->lh_request, &irda_rq_queue.request_list);
-	wake_up(&irda_rq_queue.kick);
-	spin_unlock_irqrestore(&irda_rq_queue.lock, flags);
-}
-
-static int irda_queue_delayed_request(struct irda_request *rq, unsigned long delay)
-{
-	int ret = 0;
-	struct timer_list *timer = &rq->timer;
-
-	if (!test_and_set_bit(0, &rq->pending)) {
-		timer->expires = jiffies + delay;
-		timer->function = irda_request_timer;
-		timer->data = (unsigned long)rq;
-		atomic_inc(&irda_rq_queue.num_pending);
-		add_timer(timer);
-		ret = 1;
-	}
-	return ret;
-}
-
-static void run_irda_queue(void)
-{
-	unsigned long flags;
-	struct list_head *entry, *tmp;
-	struct irda_request *rq;
-
-	spin_lock_irqsave(&irda_rq_queue.lock, flags);
-	list_for_each_safe(entry, tmp, &irda_rq_queue.request_list) {
-		rq = list_entry(entry, struct irda_request, lh_request);
-		list_del_init(entry);
-		spin_unlock_irqrestore(&irda_rq_queue.lock, flags);
-
-		clear_bit(0, &rq->pending);
-		rq->func(rq->data);
-
-		if (atomic_dec_and_test(&irda_rq_queue.num_pending))
-			wake_up(&irda_rq_queue.done);
-
-		spin_lock_irqsave(&irda_rq_queue.lock, flags);
-	}
-	spin_unlock_irqrestore(&irda_rq_queue.lock, flags);
-}		
-
-static int irda_thread(void *startup)
-{
-	DECLARE_WAITQUEUE(wait, current);
-
-	daemonize("kIrDAd");
-
-	irda_rq_queue.thread = current;
-
-	complete((struct completion *)startup);
-
-	while (irda_rq_queue.thread != NULL) {
-
-		/* We use TASK_INTERRUPTIBLE, rather than
-		 * TASK_UNINTERRUPTIBLE.  Andrew Morton made this
-		 * change ; he told me that it is safe, because "signal
-		 * blocking is now handled in daemonize()", he added
-		 * that the problem is that "uninterruptible sleep
-		 * contributes to load average", making user worry.
-		 * Jean II */
-		set_task_state(current, TASK_INTERRUPTIBLE);
-		add_wait_queue(&irda_rq_queue.kick, &wait);
-		if (list_empty(&irda_rq_queue.request_list))
-			schedule();
-		else
-			__set_task_state(current, TASK_RUNNING);
-		remove_wait_queue(&irda_rq_queue.kick, &wait);
-
-		/* make swsusp happy with our thread */
-		try_to_freeze();
-
-		run_irda_queue();
-	}
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,35)
-	reparent_to_init();
-#endif
-	complete_and_exit(&irda_rq_queue.exit, 0);
-	/* never reached */
-	return 0;
-}
-
-
-static void flush_irda_queue(void)
-{
-	if (atomic_read(&irda_rq_queue.num_pending)) {
-
-		DECLARE_WAITQUEUE(wait, current);
-
-		if (!list_empty(&irda_rq_queue.request_list))
-			run_irda_queue();
-
-		set_task_state(current, TASK_UNINTERRUPTIBLE);
-		add_wait_queue(&irda_rq_queue.done, &wait);
-		if (atomic_read(&irda_rq_queue.num_pending))
-			schedule();
-		else
-			__set_task_state(current, TASK_RUNNING);
-		remove_wait_queue(&irda_rq_queue.done, &wait);
-	}
-}
-
-/* substate handler of the config-fsm to handle the cases where we want
- * to wait for transmit completion before changing the port configuration
- */
-
-static int irda_tx_complete_fsm(struct sir_dev *dev)
-{
-	struct sir_fsm *fsm = &dev->fsm;
-	unsigned next_state, delay;
-	unsigned bytes_left;
-
-	do {
-		next_state = fsm->substate;	/* default: stay in current substate */
-		delay = 0;
-
-		switch(fsm->substate) {
-
-		case SIRDEV_STATE_WAIT_XMIT:
-			if (dev->drv->chars_in_buffer)
-				bytes_left = dev->drv->chars_in_buffer(dev);
-			else
-				bytes_left = 0;
-			if (!bytes_left) {
-				next_state = SIRDEV_STATE_WAIT_UNTIL_SENT;
-				break;
-			}
-
-			if (dev->speed > 115200)
-				delay = (bytes_left*8*10000) / (dev->speed/100);
-			else if (dev->speed > 0)
-				delay = (bytes_left*10*10000) / (dev->speed/100);
-			else
-				delay = 0;
-			/* expected delay (usec) until remaining bytes are sent */
-			if (delay < 100) {
-				udelay(delay);
-				delay = 0;
-				break;
-			}
-			/* sleep some longer delay (msec) */
-			delay = (delay+999) / 1000;
-			break;
-
-		case SIRDEV_STATE_WAIT_UNTIL_SENT:
-			/* block until underlaying hardware buffer are empty */
-			if (dev->drv->wait_until_sent)
-				dev->drv->wait_until_sent(dev);
-			next_state = SIRDEV_STATE_TX_DONE;
-			break;
-
-		case SIRDEV_STATE_TX_DONE:
-			return 0;
-
-		default:
-			IRDA_ERROR("%s - undefined state\n", __FUNCTION__);
-			return -EINVAL;
-		}
-		fsm->substate = next_state;
-	} while (delay == 0);
-	return delay;
-}
-
-/*
- * Function irda_config_fsm
- *
- * State machine to handle the configuration of the device (and attached dongle, if any).
- * This handler is scheduled for execution in kIrDAd context, so we can sleep.
- * however, kIrDAd is shared by all sir_dev devices so we better don't sleep there too
- * long. Instead, for longer delays we start a timer to reschedule us later.
- * On entry, fsm->sem is always locked and the netdev xmit queue stopped.
- * Both must be unlocked/restarted on completion - but only on final exit.
- */
-
-static void irda_config_fsm(void *data)
-{
-	struct sir_dev *dev = data;
-	struct sir_fsm *fsm = &dev->fsm;
-	int next_state;
-	int ret = -1;
-	unsigned delay;
-
-	IRDA_DEBUG(2, "%s(), <%ld>\n", __FUNCTION__, jiffies); 
-
-	do {
-		IRDA_DEBUG(3, "%s - state=0x%04x / substate=0x%04x\n",
-			__FUNCTION__, fsm->state, fsm->substate);
-
-		next_state = fsm->state;
-		delay = 0;
-
-		switch(fsm->state) {
-
-		case SIRDEV_STATE_DONGLE_OPEN:
-			if (dev->dongle_drv != NULL) {
-				ret = sirdev_put_dongle(dev);
-				if (ret) {
-					fsm->result = -EINVAL;
-					next_state = SIRDEV_STATE_ERROR;
-					break;
-				}
-			}
-
-			/* Initialize dongle */
-			ret = sirdev_get_dongle(dev, fsm->param);
-			if (ret) {
-				fsm->result = ret;
-				next_state = SIRDEV_STATE_ERROR;
-				break;
-			}
-
-			/* Dongles are powered through the modem control lines which
-			 * were just set during open. Before resetting, let's wait for
-			 * the power to stabilize. This is what some dongle drivers did
-			 * in open before, while others didn't - should be safe anyway.
-			 */
-
-			delay = 50;
-			fsm->substate = SIRDEV_STATE_DONGLE_RESET;
-			next_state = SIRDEV_STATE_DONGLE_RESET;
-
-			fsm->param = 9600;
-
-			break;
-
-		case SIRDEV_STATE_DONGLE_CLOSE:
-			/* shouldn't we just treat this as success=? */
-			if (dev->dongle_drv == NULL) {
-				fsm->result = -EINVAL;
-				next_state = SIRDEV_STATE_ERROR;
-				break;
-			}
-
-			ret = sirdev_put_dongle(dev);
-			if (ret) {
-				fsm->result = ret;
-				next_state = SIRDEV_STATE_ERROR;
-				break;
-			}
-			next_state = SIRDEV_STATE_DONE;
-			break;
-
-		case SIRDEV_STATE_SET_DTR_RTS:
-			ret = sirdev_set_dtr_rts(dev,
-				(fsm->param&0x02) ? TRUE : FALSE,
-				(fsm->param&0x01) ? TRUE : FALSE);
-			next_state = SIRDEV_STATE_DONE;
-			break;
-
-		case SIRDEV_STATE_SET_SPEED:
-			fsm->substate = SIRDEV_STATE_WAIT_XMIT;
-			next_state = SIRDEV_STATE_DONGLE_CHECK;
-			break;
-
-		case SIRDEV_STATE_DONGLE_CHECK:
-			ret = irda_tx_complete_fsm(dev);
-			if (ret < 0) {
-				fsm->result = ret;
-				next_state = SIRDEV_STATE_ERROR;
-				break;
-			}
-			if ((delay=ret) != 0)
-				break;
-
-			if (dev->dongle_drv) {
-				fsm->substate = SIRDEV_STATE_DONGLE_RESET;
-				next_state = SIRDEV_STATE_DONGLE_RESET;
-			}
-			else {
-				dev->speed = fsm->param;
-				next_state = SIRDEV_STATE_PORT_SPEED;
-			}
-			break;
-
-		case SIRDEV_STATE_DONGLE_RESET:
-			if (dev->dongle_drv->reset) {
-				ret = dev->dongle_drv->reset(dev);	
-				if (ret < 0) {
-					fsm->result = ret;
-					next_state = SIRDEV_STATE_ERROR;
-					break;
-				}
-			}
-			else
-				ret = 0;
-			if ((delay=ret) == 0) {
-				/* set serial port according to dongle default speed */
-				if (dev->drv->set_speed)
-					dev->drv->set_speed(dev, dev->speed);
-				fsm->substate = SIRDEV_STATE_DONGLE_SPEED;
-				next_state = SIRDEV_STATE_DONGLE_SPEED;
-			}
-			break;
-
-		case SIRDEV_STATE_DONGLE_SPEED:				
-			if (dev->dongle_drv->reset) {
-				ret = dev->dongle_drv->set_speed(dev, fsm->param);
-				if (ret < 0) {
-					fsm->result = ret;
-					next_state = SIRDEV_STATE_ERROR;
-					break;
-				}
-			}
-			else
-				ret = 0;
-			if ((delay=ret) == 0)
-				next_state = SIRDEV_STATE_PORT_SPEED;
-			break;
-
-		case SIRDEV_STATE_PORT_SPEED:
-			/* Finally we are ready to change the serial port speed */
-			if (dev->drv->set_speed)
-				dev->drv->set_speed(dev, dev->speed);
-			dev->new_speed = 0;
-			next_state = SIRDEV_STATE_DONE;
-			break;
-
-		case SIRDEV_STATE_DONE:
-			/* Signal network layer so it can send more frames */
-			netif_wake_queue(dev->netdev);
-			next_state = SIRDEV_STATE_COMPLETE;
-			break;
-
-		default:
-			IRDA_ERROR("%s - undefined state\n", __FUNCTION__);
-			fsm->result = -EINVAL;
-			/* fall thru */
-
-		case SIRDEV_STATE_ERROR:
-			IRDA_ERROR("%s - error: %d\n", __FUNCTION__, fsm->result);
-
-#if 0	/* don't enable this before we have netdev->tx_timeout to recover */
-			netif_stop_queue(dev->netdev);
-#else
-			netif_wake_queue(dev->netdev);
-#endif
-			/* fall thru */
-
-		case SIRDEV_STATE_COMPLETE:
-			/* config change finished, so we are not busy any longer */
-			sirdev_enable_rx(dev);
-			up(&fsm->sem);
-			return;
-		}
-		fsm->state = next_state;
-	} while(!delay);
-
-	irda_queue_delayed_request(&fsm->rq, msecs_to_jiffies(delay));
-}
-
-/* schedule some device configuration task for execution by kIrDAd
- * on behalf of the above state machine.
- * can be called from process or interrupt/tasklet context.
- */
-
-int sirdev_schedule_request(struct sir_dev *dev, int initial_state, unsigned param)
-{
-	struct sir_fsm *fsm = &dev->fsm;
-	int xmit_was_down;
-
-	IRDA_DEBUG(2, "%s - state=0x%04x / param=%u\n", __FUNCTION__, initial_state, param);
-
-	if (down_trylock(&fsm->sem)) {
-		if (in_interrupt()  ||  in_atomic()  ||  irqs_disabled()) {
-			IRDA_DEBUG(1, "%s(), state machine busy!\n", __FUNCTION__);
-			return -EWOULDBLOCK;
-		} else
-			down(&fsm->sem);
-	}
-
-	if (fsm->state == SIRDEV_STATE_DEAD) {
-		/* race with sirdev_close should never happen */
-		IRDA_ERROR("%s(), instance staled!\n", __FUNCTION__);
-		up(&fsm->sem);
-		return -ESTALE;		/* or better EPIPE? */
-	}
-
-	xmit_was_down = netif_queue_stopped(dev->netdev);
-	netif_stop_queue(dev->netdev);
-	atomic_set(&dev->enable_rx, 0);
-
-	fsm->state = initial_state;
-	fsm->param = param;
-	fsm->result = 0;
-
-	INIT_LIST_HEAD(&fsm->rq.lh_request);
-	fsm->rq.pending = 0;
-	fsm->rq.func = irda_config_fsm;
-	fsm->rq.data = dev;
-
-	if (!irda_queue_request(&fsm->rq)) {	/* returns 0 on error! */
-		atomic_set(&dev->enable_rx, 1);
-		if (!xmit_was_down)
-			netif_wake_queue(dev->netdev);		
-		up(&fsm->sem);
-		return -EAGAIN;
-	}
-	return 0;
-}
-
-static int __init irda_thread_create(void)
-{
-	struct completion startup;
-	int pid;
-
-	spin_lock_init(&irda_rq_queue.lock);
-	irda_rq_queue.thread = NULL;
-	INIT_LIST_HEAD(&irda_rq_queue.request_list);
-	init_waitqueue_head(&irda_rq_queue.kick);
-	init_waitqueue_head(&irda_rq_queue.done);
-	atomic_set(&irda_rq_queue.num_pending, 0);
-
-	init_completion(&startup);
-	pid = kernel_thread(irda_thread, &startup, CLONE_FS|CLONE_FILES);
-	if (pid <= 0)
-		return -EAGAIN;
-	else
-		wait_for_completion(&startup);
-
-	return 0;
-}
-
-static void __exit irda_thread_join(void)
-{
-	if (irda_rq_queue.thread) {
-		flush_irda_queue();
-		init_completion(&irda_rq_queue.exit);
-		irda_rq_queue.thread = NULL;
-		wake_up(&irda_rq_queue.kick);		
-		wait_for_completion(&irda_rq_queue.exit);
-	}
-}
-
-module_init(irda_thread_create);
-module_exit(irda_thread_join);
-
-MODULE_AUTHOR("Martin Diehl <info@mdiehl.de>");
-MODULE_DESCRIPTION("IrDA SIR core");
-MODULE_LICENSE("GPL");
-
diff --git a/drivers/net/irda/smsc-ircc2.c b/drivers/net/irda/smsc-ircc2.c
index 58f76cefbc839..a4674044bd6f3 100644
--- a/drivers/net/irda/smsc-ircc2.c
+++ b/drivers/net/irda/smsc-ircc2.c
@@ -54,6 +54,7 @@
 #include <linux/rtnetlink.h>
 #include <linux/serial_reg.h>
 #include <linux/dma-mapping.h>
+#include <linux/pnp.h>
 #include <linux/platform_device.h>
 
 #include <asm/io.h>
@@ -358,6 +359,16 @@ static inline void register_bank(int iobase, int bank)
                iobase + IRCC_MASTER);
 }
 
+#ifdef	CONFIG_PNP
+/* PNP hotplug support */
+static const struct pnp_device_id smsc_ircc_pnp_table[] = {
+	{ .id = "SMCf010", .driver_data = 0 },
+	/* and presumably others */
+	{ }
+};
+MODULE_DEVICE_TABLE(pnp, smsc_ircc_pnp_table);
+#endif
+
 
 /*******************************************************************************
  *
@@ -2072,7 +2083,8 @@ static void smsc_ircc_sir_wait_hw_transmitter_finish(struct smsc_ircc_cb *self)
 
 /* PROBING
  *
- *
+ * REVISIT we can be told about the device by PNP, and should use that info
+ * instead of probing hardware and creating a platform_device ...
  */
 
 static int __init smsc_ircc_look_for_chips(void)
diff --git a/drivers/net/ne.c b/drivers/net/ne.c
index 93c494bcd18d6..b32765215f75c 100644
--- a/drivers/net/ne.c
+++ b/drivers/net/ne.c
@@ -139,8 +139,9 @@ bad_clone_list[] __initdata = {
 
 #if defined(CONFIG_PLAT_MAPPI)
 #  define DCR_VAL 0x4b
-#elif defined(CONFIG_PLAT_OAKS32R)
-#  define DCR_VAL 0x48
+#elif defined(CONFIG_PLAT_OAKS32R)  || \
+   defined(CONFIG_TOSHIBA_RBTX4927) || defined(CONFIG_TOSHIBA_RBTX4938)
+#  define DCR_VAL 0x48		/* 8-bit mode */
 #else
 #  define DCR_VAL 0x49
 #endif
@@ -396,10 +397,22 @@ static int __init ne_probe1(struct net_device *dev, int ioaddr)
 		/* We must set the 8390 for word mode. */
 		outb_p(DCR_VAL, ioaddr + EN0_DCFG);
 		start_page = NESM_START_PG;
-		stop_page = NESM_STOP_PG;
+
+		/*
+		 * Realtek RTL8019AS datasheet says that the PSTOP register
+		 * shouldn't exceed 0x60 in 8-bit mode.
+		 * This chip can be identified by reading the signature from
+		 * the  remote byte count registers (otherwise write-only)...
+		 */
+		if ((DCR_VAL & 0x01) == 0 &&		/* 8-bit mode */
+		    inb(ioaddr + EN0_RCNTLO) == 0x50 &&
+		    inb(ioaddr + EN0_RCNTHI) == 0x70)
+			stop_page = 0x60;
+		else
+			stop_page = NESM_STOP_PG;
 	} else {
 		start_page = NE1SM_START_PG;
-		stop_page = NE1SM_STOP_PG;
+		stop_page  = NE1SM_STOP_PG;
 	}
 
 #if  defined(CONFIG_PLAT_MAPPI) || defined(CONFIG_PLAT_OAKS32R)
@@ -509,15 +522,9 @@ static int __init ne_probe1(struct net_device *dev, int ioaddr)
 	ei_status.name = name;
 	ei_status.tx_start_page = start_page;
 	ei_status.stop_page = stop_page;
-#if defined(CONFIG_TOSHIBA_RBTX4927) || defined(CONFIG_TOSHIBA_RBTX4938)
-	wordlength = 1;
-#endif
 
-#ifdef CONFIG_PLAT_OAKS32R
-	ei_status.word16 = 0;
-#else
-	ei_status.word16 = (wordlength == 2);
-#endif
+	/* Use 16-bit mode only if this wasn't overridden by DCR_VAL */
+	ei_status.word16 = (wordlength == 2 && (DCR_VAL & 0x01));
 
 	ei_status.rx_start_page = start_page + TX_PAGES;
 #ifdef PACKETBUF_MEMSIZE
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 459443b572cef..1b236bdf6b928 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -60,8 +60,10 @@ int mdiobus_register(struct mii_bus *bus)
 	for (i = 0; i < PHY_MAX_ADDR; i++) {
 		struct phy_device *phydev;
 
-		if (bus->phy_mask & (1 << i))
+		if (bus->phy_mask & (1 << i)) {
+			bus->phy_map[i] = NULL;
 			continue;
+		}
 
 		phydev = get_phy_device(bus, i);
 
diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c
index b82191d2bee12..f5a3bf4d959a4 100644
--- a/drivers/net/sis900.c
+++ b/drivers/net/sis900.c
@@ -127,6 +127,7 @@ static const struct mii_chip_info {
 } mii_chip_table[] = {
 	{ "SiS 900 Internal MII PHY", 		0x001d, 0x8000, LAN },
 	{ "SiS 7014 Physical Layer Solution", 	0x0016, 0xf830, LAN },
+	{ "SiS 900 on Foxconn 661 7MI",         0x0143, 0xBC70, LAN },
 	{ "Altimata AC101LF PHY",               0x0022, 0x5520, LAN },
 	{ "ADM 7001 LAN PHY",			0x002e, 0xcc60, LAN },
 	{ "AMD 79C901 10BASE-T PHY",  		0x0000, 0x6B70, LAN },
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 227df9876a2c6..ffd267fab21da 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -51,7 +51,7 @@
 #include "sky2.h"
 
 #define DRV_NAME		"sky2"
-#define DRV_VERSION		"1.2"
+#define DRV_VERSION		"1.3"
 #define PFX			DRV_NAME " "
 
 /*
@@ -79,6 +79,8 @@
 #define NAPI_WEIGHT		64
 #define PHY_RETRIES		1000
 
+#define RING_NEXT(x,s)	(((x)+1) & ((s)-1))
+
 static const u32 default_msg =
     NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK
     | NETIF_MSG_TIMER | NETIF_MSG_TX_ERR | NETIF_MSG_RX_ERR
@@ -96,6 +98,10 @@ static int disable_msi = 0;
 module_param(disable_msi, int, 0);
 MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)");
 
+static int idle_timeout = 100;
+module_param(idle_timeout, int, 0);
+MODULE_PARM_DESC(idle_timeout, "Idle timeout workaround for lost interrupts (ms)");
+
 static const struct pci_device_id sky2_id_table[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9000) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9E00) },
@@ -122,6 +128,7 @@ MODULE_DEVICE_TABLE(pci, sky2_id_table);
 /* Avoid conditionals by using array */
 static const unsigned txqaddr[] = { Q_XA1, Q_XA2 };
 static const unsigned rxqaddr[] = { Q_R1, Q_R2 };
+static const u32 portirq_msk[] = { Y2_IS_PORT_1, Y2_IS_PORT_2 };
 
 /* This driver supports yukon2 chipset only */
 static const char *yukon2_name[] = {
@@ -298,7 +305,8 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port)
 	struct sky2_port *sky2 = netdev_priv(hw->dev[port]);
 	u16 ctrl, ct1000, adv, pg, ledctrl, ledover;
 
-	if (sky2->autoneg == AUTONEG_ENABLE && hw->chip_id != CHIP_ID_YUKON_XL) {
+	if (sky2->autoneg == AUTONEG_ENABLE &&
+	    (hw->chip_id != CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U)) {
 		u16 ectrl = gm_phy_read(hw, port, PHY_MARV_EXT_CTRL);
 
 		ectrl &= ~(PHY_M_EC_M_DSC_MSK | PHY_M_EC_S_DSC_MSK |
@@ -326,7 +334,7 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port)
 			ctrl |= PHY_M_PC_MDI_XMODE(PHY_M_PC_ENA_AUTO);
 
 			if (sky2->autoneg == AUTONEG_ENABLE &&
-			    hw->chip_id == CHIP_ID_YUKON_XL) {
+			    (hw->chip_id == CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U)) {
 				ctrl &= ~PHY_M_PC_DSC_MSK;
 				ctrl |= PHY_M_PC_DSC(2) | PHY_M_PC_DOWN_S_ENA;
 			}
@@ -442,10 +450,11 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port)
 		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 3);
 
 		/* set LED Function Control register */
-		gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, (PHY_M_LEDC_LOS_CTRL(1) |	/* LINK/ACT */
-							   PHY_M_LEDC_INIT_CTRL(7) |	/* 10 Mbps */
-							   PHY_M_LEDC_STA1_CTRL(7) |	/* 100 Mbps */
-							   PHY_M_LEDC_STA0_CTRL(7)));	/* 1000 Mbps */
+		gm_phy_write(hw, port, PHY_MARV_PHY_CTRL,
+			     (PHY_M_LEDC_LOS_CTRL(1) |	/* LINK/ACT */
+			      PHY_M_LEDC_INIT_CTRL(7) |	/* 10 Mbps */
+			      PHY_M_LEDC_STA1_CTRL(7) |	/* 100 Mbps */
+			      PHY_M_LEDC_STA0_CTRL(7)));	/* 1000 Mbps */
 
 		/* set Polarity Control register */
 		gm_phy_write(hw, port, PHY_MARV_PHY_STAT,
@@ -459,6 +468,25 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port)
 		/* restore page register */
 		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg);
 		break;
+	case CHIP_ID_YUKON_EC_U:
+		pg = gm_phy_read(hw, port, PHY_MARV_EXT_ADR);
+
+		/* select page 3 to access LED control register */
+		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 3);
+
+		/* set LED Function Control register */
+		gm_phy_write(hw, port, PHY_MARV_PHY_CTRL,
+			     (PHY_M_LEDC_LOS_CTRL(1) |	/* LINK/ACT */
+			      PHY_M_LEDC_INIT_CTRL(8) |	/* 10 Mbps */
+			      PHY_M_LEDC_STA1_CTRL(7) |	/* 100 Mbps */
+			      PHY_M_LEDC_STA0_CTRL(7)));/* 1000 Mbps */
+
+		/* set Blink Rate in LED Timer Control Register */
+		gm_phy_write(hw, port, PHY_MARV_INT_MASK,
+			     ledctrl | PHY_M_LED_BLINK_RT(BLINK_84MS));
+		/* restore page register */
+		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg);
+		break;
 
 	default:
 		/* set Tx LED (LED_TX) to blink mode on Rx OR Tx activity */
@@ -467,19 +495,21 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port)
 		ledover |= PHY_M_LED_MO_RX(MO_LED_OFF);
 	}
 
-	if (hw->chip_id == CHIP_ID_YUKON_EC_U && hw->chip_rev >= 2) {
+	if (hw->chip_id == CHIP_ID_YUKON_EC_U && hw->chip_rev == CHIP_REV_YU_EC_A1) {
 		/* apply fixes in PHY AFE */
-		gm_phy_write(hw, port, 22, 255);
+		pg = gm_phy_read(hw, port, PHY_MARV_EXT_ADR);
+		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 255);
+
 		/* increase differential signal amplitude in 10BASE-T */
-		gm_phy_write(hw, port, 24, 0xaa99);
-		gm_phy_write(hw, port, 23, 0x2011);
+		gm_phy_write(hw, port, 0x18, 0xaa99);
+		gm_phy_write(hw, port, 0x17, 0x2011);
 
 		/* fix for IEEE A/B Symmetry failure in 1000BASE-T */
-		gm_phy_write(hw, port, 24, 0xa204);
-		gm_phy_write(hw, port, 23, 0x2002);
+		gm_phy_write(hw, port, 0x18, 0xa204);
+		gm_phy_write(hw, port, 0x17, 0x2002);
 
 		/* set page register to 0 */
-		gm_phy_write(hw, port, 22, 0);
+		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg);
 	} else {
 		gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl);
 
@@ -553,6 +583,11 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port)
 
 		if (sky2->duplex == DUPLEX_FULL)
 			reg |= GM_GPCR_DUP_FULL;
+
+		/* turn off pause in 10/100mbps half duplex */
+		else if (sky2->speed != SPEED_1000 &&
+			 hw->chip_id != CHIP_ID_YUKON_EC_U)
+			sky2->tx_pause = sky2->rx_pause = 0;
 	} else
 		reg = GM_GPCR_SPEED_1000 | GM_GPCR_SPEED_100 | GM_GPCR_DUP_FULL;
 
@@ -719,7 +754,7 @@ static inline struct sky2_tx_le *get_tx_le(struct sky2_port *sky2)
 {
 	struct sky2_tx_le *le = sky2->tx_le + sky2->tx_prod;
 
-	sky2->tx_prod = (sky2->tx_prod + 1) % TX_RING_SIZE;
+	sky2->tx_prod = RING_NEXT(sky2->tx_prod, TX_RING_SIZE);
 	return le;
 }
 
@@ -735,7 +770,7 @@ static inline void sky2_put_idx(struct sky2_hw *hw, unsigned q, u16 idx)
 static inline struct sky2_rx_le *sky2_next_rx(struct sky2_port *sky2)
 {
 	struct sky2_rx_le *le = sky2->rx_le + sky2->rx_put;
-	sky2->rx_put = (sky2->rx_put + 1) % RX_LE_SIZE;
+	sky2->rx_put = RING_NEXT(sky2->rx_put, RX_LE_SIZE);
 	return le;
 }
 
@@ -1050,7 +1085,7 @@ static int sky2_up(struct net_device *dev)
 
 	/* Enable interrupts from phy/mac for port */
 	imask = sky2_read32(hw, B0_IMSK);
-	imask |= (port == 0) ? Y2_IS_PORT_1 : Y2_IS_PORT_2;
+	imask |= portirq_msk[port];
 	sky2_write32(hw, B0_IMSK, imask);
 
 	return 0;
@@ -1078,7 +1113,7 @@ err_out:
 /* Modular subtraction in ring */
 static inline int tx_dist(unsigned tail, unsigned head)
 {
-	return (head - tail) % TX_RING_SIZE;
+	return (head - tail) & (TX_RING_SIZE - 1);
 }
 
 /* Number of list elements available for next tx */
@@ -1255,7 +1290,7 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev)
 		le->opcode = OP_BUFFER | HW_OWNER;
 
 		fre = sky2->tx_ring
-		    + ((re - sky2->tx_ring) + i + 1) % TX_RING_SIZE;
+		    + RING_NEXT((re - sky2->tx_ring) + i, TX_RING_SIZE);
 		pci_unmap_addr_set(fre, mapaddr, mapping);
 	}
 
@@ -1315,7 +1350,7 @@ static void sky2_tx_complete(struct sky2_port *sky2, u16 done)
 
 		for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
 			struct tx_ring_info *fre;
-			fre = sky2->tx_ring + (put + i + 1) % TX_RING_SIZE;
+			fre = sky2->tx_ring + RING_NEXT(put + i, TX_RING_SIZE);
 			pci_unmap_page(pdev, pci_unmap_addr(fre, mapaddr),
 				       skb_shinfo(skb)->frags[i].size,
 				       PCI_DMA_TODEVICE);
@@ -1401,7 +1436,7 @@ static int sky2_down(struct net_device *dev)
 
 	/* Disable port IRQ */
 	imask = sky2_read32(hw, B0_IMSK);
-	imask &= ~(sky2->port == 0) ? Y2_IS_PORT_1 : Y2_IS_PORT_2;
+	imask &= ~portirq_msk[port];
 	sky2_write32(hw, B0_IMSK, imask);
 
 	/* turn off LED's */
@@ -1498,17 +1533,26 @@ static void sky2_link_up(struct sky2_port *sky2)
 	sky2_write8(hw, SK_REG(port, LNK_LED_REG),
 		    LINKLED_ON | LINKLED_BLINK_OFF | LINKLED_LINKSYNC_OFF);
 
-	if (hw->chip_id == CHIP_ID_YUKON_XL) {
+	if (hw->chip_id == CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U) {
 		u16 pg = gm_phy_read(hw, port, PHY_MARV_EXT_ADR);
+		u16 led = PHY_M_LEDC_LOS_CTRL(1);	/* link active */
+
+		switch(sky2->speed) {
+		case SPEED_10:
+			led |= PHY_M_LEDC_INIT_CTRL(7);
+			break;
+
+		case SPEED_100:
+			led |= PHY_M_LEDC_STA1_CTRL(7);
+			break;
+
+		case SPEED_1000:
+			led |= PHY_M_LEDC_STA0_CTRL(7);
+			break;
+		}
 
 		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 3);
-		gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, PHY_M_LEDC_LOS_CTRL(1) |	/* LINK/ACT */
-			     PHY_M_LEDC_INIT_CTRL(sky2->speed ==
-						  SPEED_10 ? 7 : 0) |
-			     PHY_M_LEDC_STA1_CTRL(sky2->speed ==
-						  SPEED_100 ? 7 : 0) |
-			     PHY_M_LEDC_STA0_CTRL(sky2->speed ==
-						  SPEED_1000 ? 7 : 0));
+		gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, led);
 		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg);
 	}
 
@@ -1583,7 +1627,7 @@ static int sky2_autoneg_done(struct sky2_port *sky2, u16 aux)
 	sky2->speed = sky2_phy_speed(hw, aux);
 
 	/* Pause bits are offset (9..8) */
-	if (hw->chip_id == CHIP_ID_YUKON_XL)
+	if (hw->chip_id == CHIP_ID_YUKON_XL || hw->chip_id == CHIP_ID_YUKON_EC_U)
 		aux >>= 6;
 
 	sky2->rx_pause = (aux & PHY_M_PS_RX_P_EN) != 0;
@@ -1859,35 +1903,28 @@ static inline void sky2_tx_done(struct net_device *dev, u16 last)
 static int sky2_status_intr(struct sky2_hw *hw, int to_do)
 {
 	int work_done = 0;
+	u16 hwidx = sky2_read16(hw, STAT_PUT_IDX);
 
 	rmb();
 
-	for(;;) {
+	while (hw->st_idx != hwidx) {
 		struct sky2_status_le *le  = hw->st_le + hw->st_idx;
 		struct net_device *dev;
 		struct sky2_port *sky2;
 		struct sk_buff *skb;
 		u32 status;
 		u16 length;
-		u8  link, opcode;
 
-		opcode = le->opcode;
-		if (!opcode)
-			break;
-		opcode &= ~HW_OWNER;
-
-		hw->st_idx = (hw->st_idx + 1) % STATUS_RING_SIZE;
-		le->opcode = 0;
+		hw->st_idx = RING_NEXT(hw->st_idx, STATUS_RING_SIZE);
 
-		link = le->link;
-		BUG_ON(link >= 2);
-		dev = hw->dev[link];
+		BUG_ON(le->link >= 2);
+		dev = hw->dev[le->link];
 
 		sky2 = netdev_priv(dev);
 		length = le->length;
 		status = le->status;
 
-		switch (opcode) {
+		switch (le->opcode & ~HW_OWNER) {
 		case OP_RXSTAT:
 			skb = sky2_receive(sky2, length, status);
 			if (!skb)
@@ -1927,7 +1964,8 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do)
 
 		case OP_TXINDEXLE:
 			/* TX index reports status for both ports */
-			sky2_tx_done(hw->dev[0], status & 0xffff);
+			BUILD_BUG_ON(TX_RING_SIZE > 0x1000);
+			sky2_tx_done(hw->dev[0], status & 0xfff);
 			if (hw->dev[1])
 				sky2_tx_done(hw->dev[1],
 				     ((status >> 24) & 0xff)
@@ -1937,8 +1975,8 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do)
 		default:
 			if (net_ratelimit())
 				printk(KERN_WARNING PFX
-				       "unknown status opcode 0x%x\n", opcode);
-			break;
+				       "unknown status opcode 0x%x\n", le->opcode);
+			goto exit_loop;
 		}
 	}
 
@@ -2089,12 +2127,13 @@ static void sky2_descriptor_error(struct sky2_hw *hw, unsigned port,
  */
 static void sky2_idle(unsigned long arg)
 {
-	struct net_device *dev = (struct net_device *) arg;
+	struct sky2_hw *hw = (struct sky2_hw *) arg;
+	struct net_device *dev = hw->dev[0];
 
-	local_irq_disable();
 	if (__netif_rx_schedule_prep(dev))
 		__netif_rx_schedule(dev);
-	local_irq_enable();
+
+	mod_timer(&hw->idle_timer, jiffies + msecs_to_jiffies(idle_timeout));
 }
 
 
@@ -2105,65 +2144,46 @@ static int sky2_poll(struct net_device *dev0, int *budget)
 	int work_done = 0;
 	u32 status = sky2_read32(hw, B0_Y2_SP_EISR);
 
- restart_poll:
-	if (unlikely(status & ~Y2_IS_STAT_BMU)) {
-		if (status & Y2_IS_HW_ERR)
-			sky2_hw_intr(hw);
-
-		if (status & Y2_IS_IRQ_PHY1)
-			sky2_phy_intr(hw, 0);
-
-		if (status & Y2_IS_IRQ_PHY2)
-			sky2_phy_intr(hw, 1);
+	if (status & Y2_IS_HW_ERR)
+		sky2_hw_intr(hw);
 
-		if (status & Y2_IS_IRQ_MAC1)
-			sky2_mac_intr(hw, 0);
+	if (status & Y2_IS_IRQ_PHY1)
+		sky2_phy_intr(hw, 0);
 
-		if (status & Y2_IS_IRQ_MAC2)
-			sky2_mac_intr(hw, 1);
+	if (status & Y2_IS_IRQ_PHY2)
+		sky2_phy_intr(hw, 1);
 
-		if (status & Y2_IS_CHK_RX1)
-			sky2_descriptor_error(hw, 0, "receive", Y2_IS_CHK_RX1);
+	if (status & Y2_IS_IRQ_MAC1)
+		sky2_mac_intr(hw, 0);
 
-		if (status & Y2_IS_CHK_RX2)
-			sky2_descriptor_error(hw, 1, "receive", Y2_IS_CHK_RX2);
+	if (status & Y2_IS_IRQ_MAC2)
+		sky2_mac_intr(hw, 1);
 
-		if (status & Y2_IS_CHK_TXA1)
-			sky2_descriptor_error(hw, 0, "transmit", Y2_IS_CHK_TXA1);
+	if (status & Y2_IS_CHK_RX1)
+		sky2_descriptor_error(hw, 0, "receive", Y2_IS_CHK_RX1);
 
-		if (status & Y2_IS_CHK_TXA2)
-			sky2_descriptor_error(hw, 1, "transmit", Y2_IS_CHK_TXA2);
-	}
+	if (status & Y2_IS_CHK_RX2)
+		sky2_descriptor_error(hw, 1, "receive", Y2_IS_CHK_RX2);
 
-	if (status & Y2_IS_STAT_BMU) {
-		work_done += sky2_status_intr(hw, work_limit - work_done);
-		*budget -= work_done;
-		dev0->quota -= work_done;
+	if (status & Y2_IS_CHK_TXA1)
+		sky2_descriptor_error(hw, 0, "transmit", Y2_IS_CHK_TXA1);
 
-		if (work_done >= work_limit)
-			return 1;
+	if (status & Y2_IS_CHK_TXA2)
+		sky2_descriptor_error(hw, 1, "transmit", Y2_IS_CHK_TXA2);
 
+	if (status & Y2_IS_STAT_BMU)
 		sky2_write32(hw, STAT_CTRL, SC_STAT_CLR_IRQ);
-	}
-
-	mod_timer(&hw->idle_timer, jiffies + HZ);
 
-	local_irq_disable();
-	__netif_rx_complete(dev0);
+	work_done = sky2_status_intr(hw, work_limit);
+	*budget -= work_done;
+	dev0->quota -= work_done;
 
-	status = sky2_read32(hw, B0_Y2_SP_LISR);
+	if (work_done >= work_limit)
+		return 1;
 
-	if (unlikely(status)) {
-		/* More work pending, try and keep going */
-		if (__netif_rx_schedule_prep(dev0)) {
-			__netif_rx_reschedule(dev0, work_done);
-			status = sky2_read32(hw, B0_Y2_SP_EISR);
-			local_irq_enable();
-			goto restart_poll;
-		}
-	}
+	netif_rx_complete(dev0);
 
-	local_irq_enable();
+	status = sky2_read32(hw, B0_Y2_SP_LISR);
 	return 0;
 }
 
@@ -2244,13 +2264,6 @@ static int __devinit sky2_reset(struct sky2_hw *hw)
 		return -EOPNOTSUPP;
 	}
 
-	/* This chip is new and not tested yet */
-	if (hw->chip_id == CHIP_ID_YUKON_EC_U) {
-		pr_info(PFX "%s: is a version of Yukon 2 chipset that has not been tested yet.\n",
-			pci_name(hw->pdev));
-		pr_info("Please report success/failure to maintainer <shemminger@osdl.org>\n");
-	}
-
 	/* disable ASF */
 	if (hw->chip_id <= CHIP_ID_YUKON_EC) {
 		sky2_write8(hw, B28_Y2_ASF_STAT_CMD, Y2_ASF_RESET);
@@ -3302,7 +3315,10 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
 
 	sky2_write32(hw, B0_IMSK, Y2_IS_BASE);
 
-	setup_timer(&hw->idle_timer, sky2_idle, (unsigned long) dev);
+	setup_timer(&hw->idle_timer, sky2_idle, (unsigned long) hw);
+	if (idle_timeout > 0)
+		mod_timer(&hw->idle_timer,
+			  jiffies + msecs_to_jiffies(idle_timeout));
 
 	pci_set_drvdata(pdev, hw);
 
@@ -3342,6 +3358,8 @@ static void __devexit sky2_remove(struct pci_dev *pdev)
 	del_timer_sync(&hw->idle_timer);
 
 	sky2_write32(hw, B0_IMSK, 0);
+	synchronize_irq(hw->pdev->irq);
+
 	dev0 = hw->dev[0];
 	dev1 = hw->dev[1];
 	if (dev1)
diff --git a/drivers/net/sky2.h b/drivers/net/sky2.h
index b026f5653f049..8012994c9b932 100644
--- a/drivers/net/sky2.h
+++ b/drivers/net/sky2.h
@@ -378,6 +378,9 @@ enum {
 	CHIP_REV_YU_EC_A1    = 0,  /* Chip Rev. for Yukon-EC A1/A0 */
 	CHIP_REV_YU_EC_A2    = 1,  /* Chip Rev. for Yukon-EC A2 */
 	CHIP_REV_YU_EC_A3    = 2,  /* Chip Rev. for Yukon-EC A3 */
+
+	CHIP_REV_YU_EC_U_A0  = 0,
+	CHIP_REV_YU_EC_U_A1  = 1,
 };
 
 /*	B2_Y2_CLK_GATE	 8 bit	Clock Gating (Yukon-2 only) */
diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c
index 43f5e86fc5593..394339d5e87c0 100644
--- a/drivers/net/spider_net.c
+++ b/drivers/net/spider_net.c
@@ -1652,6 +1652,8 @@ spider_net_enable_card(struct spider_net_card *card)
 		{ SPIDER_NET_GFTRESTRT, SPIDER_NET_RESTART_VALUE },
 
 		{ SPIDER_NET_GMRWOLCTRL, 0 },
+		{ SPIDER_NET_GTESTMD, 0x10000000 },
+		{ SPIDER_NET_GTTQMSK, 0x00400040 },
 		{ SPIDER_NET_GTESTMD, 0 },
 
 		{ SPIDER_NET_GMACINTEN, 0 },
@@ -1792,15 +1794,7 @@ spider_net_setup_phy(struct spider_net_card *card)
 	if (phy->def->ops->setup_forced)
 		phy->def->ops->setup_forced(phy, SPEED_1000, DUPLEX_FULL);
 
-	/* the following two writes could be moved to sungem_phy.c */
-	/* enable fiber mode */
-	spider_net_write_phy(card->netdev, 1, MII_NCONFIG, 0x9020);
-	/* LEDs active in both modes, autosense prio = fiber */
-	spider_net_write_phy(card->netdev, 1, MII_NCONFIG, 0x945f);
-
-	/* switch off fibre autoneg */
-	spider_net_write_phy(card->netdev, 1, MII_NCONFIG, 0xfc01);
-	spider_net_write_phy(card->netdev, 1, 0x0b, 0x0004);
+	phy->def->ops->enable_fiber(phy);
 
 	phy->def->ops->read_link(phy);
 	pr_info("Found %s with %i Mbps, %s-duplex.\n", phy->def->name,
diff --git a/drivers/net/spider_net.h b/drivers/net/spider_net.h
index 5922b529a0486..3b8d951cf73c6 100644
--- a/drivers/net/spider_net.h
+++ b/drivers/net/spider_net.h
@@ -120,6 +120,8 @@ extern char spider_net_driver_name[];
 #define SPIDER_NET_GMRUAFILnR		0x00000500
 #define SPIDER_NET_GMRUA0FIL15R		0x00000578
 
+#define SPIDER_NET_GTTQMSK		0x00000934
+
 /* RX DMA controller registers, all 0x00000a.. are for DMA controller A,
  * 0x00000b.. for DMA controller B, etc. */
 #define SPIDER_NET_GDADCHA		0x00000a00
diff --git a/drivers/net/sungem_phy.c b/drivers/net/sungem_phy.c
index 046371ee5bbe2..b2ddd5e793035 100644
--- a/drivers/net/sungem_phy.c
+++ b/drivers/net/sungem_phy.c
@@ -329,6 +329,30 @@ static int bcm5421_init(struct mii_phy* phy)
 	return 0;
 }
 
+static int bcm5421_enable_fiber(struct mii_phy* phy)
+{
+	/* enable fiber mode */
+	phy_write(phy, MII_NCONFIG, 0x9020);
+	/* LEDs active in both modes, autosense prio = fiber */
+	phy_write(phy, MII_NCONFIG, 0x945f);
+
+	/* switch off fibre autoneg */
+	phy_write(phy, MII_NCONFIG, 0xfc01);
+	phy_write(phy, 0x0b, 0x0004);
+
+	return 0;
+}
+
+static int bcm5461_enable_fiber(struct mii_phy* phy)
+{
+        phy_write(phy, MII_NCONFIG, 0xfc0c);
+        phy_write(phy, MII_BMCR, 0x4140);
+        phy_write(phy, MII_NCONFIG, 0xfc0b);
+	phy_write(phy, MII_BMCR, 0x0140);
+
+	return 0;
+}
+
 static int bcm54xx_setup_aneg(struct mii_phy *phy, u32 advertise)
 {
 	u16 ctl, adv;
@@ -762,6 +786,7 @@ static struct mii_phy_ops bcm5421_phy_ops = {
 	.setup_forced	= bcm54xx_setup_forced,
 	.poll_link	= genmii_poll_link,
 	.read_link	= bcm54xx_read_link,
+	.enable_fiber   = bcm5421_enable_fiber,
 };
 
 static struct mii_phy_def bcm5421_phy_def = {
@@ -792,6 +817,25 @@ static struct mii_phy_def bcm5421k2_phy_def = {
 	.ops		= &bcm5421k2_phy_ops
 };
 
+static struct mii_phy_ops bcm5461_phy_ops = {
+	.init		= bcm5421_init,
+	.suspend	= generic_suspend,
+	.setup_aneg	= bcm54xx_setup_aneg,
+	.setup_forced	= bcm54xx_setup_forced,
+	.poll_link	= genmii_poll_link,
+	.read_link	= bcm54xx_read_link,
+	.enable_fiber   = bcm5461_enable_fiber,
+};
+
+static struct mii_phy_def bcm5461_phy_def = {
+	.phy_id		= 0x002060c0,
+	.phy_id_mask	= 0xfffffff0,
+	.name		= "BCM5461",
+	.features	= MII_GBIT_FEATURES,
+	.magic_aneg	= 1,
+	.ops		= &bcm5461_phy_ops
+};
+
 /* Broadcom BCM 5462 built-in Vesta */
 static struct mii_phy_ops bcm5462V_phy_ops = {
 	.init		= bcm5421_init,
@@ -857,6 +901,7 @@ static struct mii_phy_def* mii_phy_table[] = {
 	&bcm5411_phy_def,
 	&bcm5421_phy_def,
 	&bcm5421k2_phy_def,
+	&bcm5461_phy_def,
 	&bcm5462V_phy_def,
 	&marvell_phy_def,
 	&genmii_phy_def,
diff --git a/drivers/net/sungem_phy.h b/drivers/net/sungem_phy.h
index 430544496c526..69e125197fcf1 100644
--- a/drivers/net/sungem_phy.h
+++ b/drivers/net/sungem_phy.h
@@ -12,6 +12,7 @@ struct mii_phy_ops
 	int		(*setup_forced)(struct mii_phy *phy, int speed, int fd);
 	int		(*poll_link)(struct mii_phy *phy);
 	int		(*read_link)(struct mii_phy *phy);
+	int		(*enable_fiber)(struct mii_phy *phy);
 };
 
 /* Structure used to statically define an mii/gii based PHY */
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index beeb612be98f2..e1b33a25a25f5 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -7653,21 +7653,23 @@ static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
 		cmd->supported |= (SUPPORTED_1000baseT_Half |
 				   SUPPORTED_1000baseT_Full);
 
-	if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
+	if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
 		cmd->supported |= (SUPPORTED_100baseT_Half |
 				  SUPPORTED_100baseT_Full |
 				  SUPPORTED_10baseT_Half |
 				  SUPPORTED_10baseT_Full |
 				  SUPPORTED_MII);
-	else
+		cmd->port = PORT_TP;
+	} else {
 		cmd->supported |= SUPPORTED_FIBRE;
+		cmd->port = PORT_FIBRE;
+	}
   
 	cmd->advertising = tp->link_config.advertising;
 	if (netif_running(dev)) {
 		cmd->speed = tp->link_config.active_speed;
 		cmd->duplex = tp->link_config.active_duplex;
 	}
-	cmd->port = 0;
 	cmd->phy_address = PHY_ADDR;
 	cmd->transceiver = 0;
 	cmd->autoneg = tp->link_config.autoneg;
@@ -8454,6 +8456,9 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
 
 	tx_len = 1514;
 	skb = dev_alloc_skb(tx_len);
+	if (!skb)
+		return -ENOMEM;
+
 	tx_data = skb_put(skb, tx_len);
 	memcpy(tx_data, tp->dev->dev_addr, 6);
 	memset(tx_data + 6, 0x0, 8);
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 19e2b174d33cc..d378478612fb7 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -634,6 +634,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA,	PCI_DEVICE_ID_VIA_82C686_4,	quirk_vi
  * non-x86 architectures (yes Via exists on PPC among other places),
  * we must mask the PCI_INTERRUPT_LINE value versus 0xf to get
  * interrupts delivered properly.
+ *
+ * Some of the on-chip devices are actually '586 devices' so they are
+ * listed here.
  */
 static void quirk_via_irq(struct pci_dev *dev)
 {
@@ -648,6 +651,10 @@ static void quirk_via_irq(struct pci_dev *dev)
 		pci_write_config_byte(dev, PCI_INTERRUPT_LINE, new_irq);
 	}
 }
+DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_0, quirk_via_irq);
+DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_1, quirk_via_irq);
+DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_2, quirk_via_irq);
+DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_3, quirk_via_irq);
 DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686, quirk_via_irq);
 DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4, quirk_via_irq);
 DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_5, quirk_via_irq);
@@ -895,6 +902,7 @@ static void __init k8t_sound_hostbridge(struct pci_dev *dev)
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, k8t_sound_hostbridge);
 
+#ifndef CONFIG_ACPI_SLEEP
 /*
  * On ASUS P4B boards, the SMBus PCI Device within the ICH2/4 southbridge
  * is not activated. The myth is that Asus said that they do not want the
@@ -906,8 +914,12 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, k8t_sound_ho
  * bridge. Unfortunately, this device has no subvendor/subdevice ID. So it 
  * becomes necessary to do this tweak in two steps -- I've chosen the Host
  * bridge as trigger.
+ *
+ * Actually, leaving it unhidden and not redoing the quirk over suspend2ram
+ * will cause thermal management to break down, and causing machine to
+ * overheat.
  */
-static int __initdata asus_hides_smbus = 0;
+static int __initdata asus_hides_smbus;
 
 static void __init asus_hides_smbus_hostbridge(struct pci_dev *dev)
 {
@@ -1050,6 +1062,8 @@ static void __init asus_hides_smbus_lpc_ich6(struct pci_dev *dev)
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_ICH6_1,	asus_hides_smbus_lpc_ich6 );
 
+#endif
+
 /*
  * SiS 96x south bridge: BIOS typically hides SMBus device...
  */
diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c
index c53db7ceda5e2..738b1ef595a35 100644
--- a/drivers/pcmcia/pcmcia_ioctl.c
+++ b/drivers/pcmcia/pcmcia_ioctl.c
@@ -426,7 +426,7 @@ static int ds_open(struct inode *inode, struct file *file)
 
     if (!warning_printed) {
 	    printk(KERN_INFO "pcmcia: Detected deprecated PCMCIA ioctl "
-			"usage.\n");
+			"usage from process: %s.\n", current->comm);
 	    printk(KERN_INFO "pcmcia: This interface will soon be removed from "
 			"the kernel; please expect breakage unless you upgrade "
 			"to new tools.\n");
@@ -601,8 +601,12 @@ static int ds_ioctl(struct inode * inode, struct file * file,
 	    ret = CS_BAD_ARGS;
 	else {
 	    struct pcmcia_device *p_dev = get_pcmcia_device(s, buf->config.Function);
-	    ret = pccard_get_configuration_info(s, p_dev, &buf->config);
-	    pcmcia_put_dev(p_dev);
+	    if (p_dev == NULL)
+		    ret = CS_BAD_ARGS;
+	    else {
+		    ret = pccard_get_configuration_info(s, p_dev, &buf->config);
+		    pcmcia_put_dev(p_dev);
+	    }
 	}
 	break;
     case DS_GET_FIRST_TUPLE:
@@ -632,8 +636,12 @@ static int ds_ioctl(struct inode * inode, struct file * file,
 		    ret = CS_BAD_ARGS;
 	    else {
 		    struct pcmcia_device *p_dev = get_pcmcia_device(s, buf->status.Function);
-		    ret = pccard_get_status(s, p_dev, &buf->status);
-		    pcmcia_put_dev(p_dev);
+		    if (p_dev == NULL)
+			    ret = CS_BAD_ARGS;
+		    else {
+			    ret = pccard_get_status(s, p_dev, &buf->status);
+			    pcmcia_put_dev(p_dev);
+		    }
 	    }
 	    break;
     case DS_VALIDATE_CIS:
@@ -665,9 +673,10 @@ static int ds_ioctl(struct inode * inode, struct file * file,
 	if (!(buf->conf_reg.Function &&
 	     (buf->conf_reg.Function >= s->functions))) {
 		struct pcmcia_device *p_dev = get_pcmcia_device(s, buf->conf_reg.Function);
-		if (p_dev)
+		if (p_dev) {
 			ret = pcmcia_access_configuration_register(p_dev, &buf->conf_reg);
-		pcmcia_put_dev(p_dev);
+			pcmcia_put_dev(p_dev);
+		}
 	}
 	break;
     case DS_GET_FIRST_REGION:
diff --git a/drivers/rtc/rtc-sa1100.c b/drivers/rtc/rtc-sa1100.c
index a23ec54989f6d..2bc8aad472191 100644
--- a/drivers/rtc/rtc-sa1100.c
+++ b/drivers/rtc/rtc-sa1100.c
@@ -178,9 +178,9 @@ static int sa1100_rtc_open(struct device *dev)
 	return 0;
 
  fail_pi:
-	free_irq(IRQ_RTCAlrm, NULL);
+	free_irq(IRQ_RTCAlrm, dev);
  fail_ai:
-	free_irq(IRQ_RTC1Hz, NULL);
+	free_irq(IRQ_RTC1Hz, dev);
  fail_ui:
 	return ret;
 }
@@ -295,7 +295,7 @@ static int sa1100_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
 
 static int sa1100_rtc_proc(struct device *dev, struct seq_file *seq)
 {
-	seq_printf(seq, "trim/divider\t: 0x%08x\n", RTTR);
+	seq_printf(seq, "trim/divider\t: 0x%08lx\n", RTTR);
 	seq_printf(seq, "alarm_IRQ\t: %s\n",
 			(RTSR & RTSR_ALE) ? "yes" : "no" );
 	seq_printf(seq, "update_IRQ\t: %s\n",
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 5d6b7a57b02f1..e65da921a827d 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -1348,7 +1348,7 @@ lcs_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
 		index = (struct ccw1 *) __va((addr_t) irb->scsw.cpa) 
 			- channel->ccws;
 		if ((irb->scsw.actl & SCSW_ACTL_SUSPENDED) ||
-		    (irb->scsw.cstat | SCHN_STAT_PCI))
+		    (irb->scsw.cstat & SCHN_STAT_PCI))
 			/* Bloody io subsystem tells us lies about cpa... */
 			index = (index - 1) & (LCS_NUM_BUFFS - 1);
 		while (channel->io_idx != index) {
diff --git a/drivers/sbus/char/openprom.c b/drivers/sbus/char/openprom.c
index 383a95f34a0da..239e108b8ed1e 100644
--- a/drivers/sbus/char/openprom.c
+++ b/drivers/sbus/char/openprom.c
@@ -392,13 +392,16 @@ static int openprom_bsd_ioctl(struct inode * inode, struct file * file,
 			return -ENOMEM;
 		}
 
-		prom_getproperty(op.op_nodeid, str, tmp, len);
-
-		tmp[len] = '\0';
+		cnt = prom_getproperty(op.op_nodeid, str, tmp, len);
+		if (cnt <= 0) {
+			error = -EINVAL;
+		} else {
+			tmp[len] = '\0';
 
-		if (__copy_to_user(argp, &op, sizeof(op)) != 0
-		    || copy_to_user(op.op_buf, tmp, len) != 0)
-			error = -EFAULT;
+			if (__copy_to_user(argp, &op, sizeof(op)) != 0 ||
+			    copy_to_user(op.op_buf, tmp, len) != 0)
+				error = -EFAULT;
+		}
 
 		kfree(tmp);
 		kfree(str);
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
index cb30d9c1153d5..0c9c2f400bf6b 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
@@ -219,6 +219,7 @@ ahc_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		ahc->flags |= AHC_39BIT_ADDRESSING;
 	} else {
 		if (dma_set_mask(dev, DMA_32BIT_MASK)) {
+			ahc_free(ahc);
 			printk(KERN_WARNING "aic7xxx: No suitable DMA available.\n");
                 	return (-ENODEV);
 		}
diff --git a/drivers/scsi/aic7xxx/aic7xxx_pci.c b/drivers/scsi/aic7xxx/aic7xxx_pci.c
index 5f586140e0571..3adecef217834 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_pci.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_pci.c
@@ -2036,12 +2036,12 @@ ahc_pci_resume(struct ahc_softc *ahc)
 	 * that the OS doesn't know about and rely on our chip
 	 * reset handler to handle the rest.
 	 */
-	ahc_pci_write_config(ahc->dev_softc, DEVCONFIG, /*bytes*/4,
-			     ahc->bus_softc.pci_softc.devconfig);
-	ahc_pci_write_config(ahc->dev_softc, PCIR_COMMAND, /*bytes*/1,
-			     ahc->bus_softc.pci_softc.command);
-	ahc_pci_write_config(ahc->dev_softc, CSIZE_LATTIME, /*bytes*/1,
-			     ahc->bus_softc.pci_softc.csize_lattime);
+	ahc_pci_write_config(ahc->dev_softc, DEVCONFIG,
+			     ahc->bus_softc.pci_softc.devconfig, /*bytes*/4);
+	ahc_pci_write_config(ahc->dev_softc, PCIR_COMMAND,
+			     ahc->bus_softc.pci_softc.command, /*bytes*/1);
+	ahc_pci_write_config(ahc->dev_softc, CSIZE_LATTIME,
+			     ahc->bus_softc.pci_softc.csize_lattime, /*bytes*/1);
 	if ((ahc->flags & AHC_HAS_TERM_LOGIC) != 0) {
 		struct	seeprom_descriptor sd;
 		u_int	sxfrctl1;
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index 0a8ad37ae8998..2e9be83a697fe 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -739,7 +739,8 @@ static void send_mad_adapter_info(struct ibmvscsi_host_data *hostdata)
 {
 	struct viosrp_adapter_info *req;
 	struct srp_event_struct *evt_struct;
-	
+	dma_addr_t addr;
+
 	evt_struct = get_event_struct(&hostdata->pool);
 	if (!evt_struct) {
 		printk(KERN_ERR "ibmvscsi: couldn't allocate an event "
@@ -757,10 +758,10 @@ static void send_mad_adapter_info(struct ibmvscsi_host_data *hostdata)
 	
 	req->common.type = VIOSRP_ADAPTER_INFO_TYPE;
 	req->common.length = sizeof(hostdata->madapter_info);
-	req->buffer = dma_map_single(hostdata->dev,
-				     &hostdata->madapter_info,
-				     sizeof(hostdata->madapter_info),
-				     DMA_BIDIRECTIONAL);
+	req->buffer = addr = dma_map_single(hostdata->dev,
+					    &hostdata->madapter_info,
+					    sizeof(hostdata->madapter_info),
+					    DMA_BIDIRECTIONAL);
 
 	if (dma_mapping_error(req->buffer)) {
 		printk(KERN_ERR
@@ -770,8 +771,13 @@ static void send_mad_adapter_info(struct ibmvscsi_host_data *hostdata)
 		return;
 	}
 	
-	if (ibmvscsi_send_srp_event(evt_struct, hostdata))
+	if (ibmvscsi_send_srp_event(evt_struct, hostdata)) {
 		printk(KERN_ERR "ibmvscsi: couldn't send ADAPTER_INFO_REQ!\n");
+		dma_unmap_single(hostdata->dev,
+				 addr,
+				 sizeof(hostdata->madapter_info),
+				 DMA_BIDIRECTIONAL);
+	}
 };
 
 /**
@@ -1259,6 +1265,7 @@ static int ibmvscsi_do_host_config(struct ibmvscsi_host_data *hostdata,
 {
 	struct viosrp_host_config *host_config;
 	struct srp_event_struct *evt_struct;
+	dma_addr_t addr;
 	int rc;
 
 	evt_struct = get_event_struct(&hostdata->pool);
@@ -1279,8 +1286,9 @@ static int ibmvscsi_do_host_config(struct ibmvscsi_host_data *hostdata,
 	memset(host_config, 0x00, sizeof(*host_config));
 	host_config->common.type = VIOSRP_HOST_CONFIG_TYPE;
 	host_config->common.length = length;
-	host_config->buffer = dma_map_single(hostdata->dev, buffer, length,
-					    DMA_BIDIRECTIONAL);
+	host_config->buffer = addr = dma_map_single(hostdata->dev, buffer,
+						    length,
+						    DMA_BIDIRECTIONAL);
 
 	if (dma_mapping_error(host_config->buffer)) {
 		printk(KERN_ERR
@@ -1291,11 +1299,9 @@ static int ibmvscsi_do_host_config(struct ibmvscsi_host_data *hostdata,
 
 	init_completion(&evt_struct->comp);
 	rc = ibmvscsi_send_srp_event(evt_struct, hostdata);
-	if (rc == 0) {
+	if (rc == 0)
 		wait_for_completion(&evt_struct->comp);
-		dma_unmap_single(hostdata->dev, host_config->buffer,
-				 length, DMA_BIDIRECTIONAL);
-	}
+	dma_unmap_single(hostdata->dev, addr, length, DMA_BIDIRECTIONAL);
 
 	return rc;
 }
diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index fad607b2e6f4d..ee22173fce43c 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -27,7 +27,6 @@ void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
 int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *);
 void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
 void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
-void lpfc_set_slim(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
 int lpfc_reg_login(struct lpfc_hba *, uint32_t, uint8_t *, LPFC_MBOXQ_t *,
 		   uint32_t);
 void lpfc_unreg_login(struct lpfc_hba *, uint32_t, LPFC_MBOXQ_t *);
diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h
index 8932b1be2b60c..41cf5d3ea6ce5 100644
--- a/drivers/scsi/lpfc/lpfc_disc.h
+++ b/drivers/scsi/lpfc/lpfc_disc.h
@@ -113,6 +113,7 @@ struct lpfc_nodelist {
 #define NLP_NPR_ADISC      0x2000000	/* Issue ADISC when dq'ed from
 					   NPR list */
 #define NLP_DELAY_REMOVE   0x4000000	/* Defer removal till end of DSM */
+#define NLP_NODEV_REMOVE   0x8000000	/* Defer removal till discovery ends */
 
 /* Defines for list searchs */
 #define NLP_SEARCH_MAPPED    0x1	/* search mapped */
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 4813beaaca8f9..283b7d824c34f 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -302,10 +302,6 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp,
 	if (lpfc_reg_login(phba, Fabric_DID, (uint8_t *) sp, mbox, 0))
 		goto fail_free_mbox;
 
-	/*
-	 * set_slim mailbox command needs to execute first,
-	 * queue this command to be processed later.
-	 */
 	mbox->mbox_cmpl = lpfc_mbx_cmpl_fabric_reg_login;
 	mbox->context2 = ndlp;
 
@@ -781,25 +777,26 @@ lpfc_cmpl_els_plogi(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
 	if (disc && phba->num_disc_nodes) {
 		/* Check to see if there are more PLOGIs to be sent */
 		lpfc_more_plogi(phba);
-	}
 
-	if (phba->num_disc_nodes == 0) {
-		spin_lock_irq(phba->host->host_lock);
-		phba->fc_flag &= ~FC_NDISC_ACTIVE;
-		spin_unlock_irq(phba->host->host_lock);
+		if (phba->num_disc_nodes == 0) {
+			spin_lock_irq(phba->host->host_lock);
+			phba->fc_flag &= ~FC_NDISC_ACTIVE;
+			spin_unlock_irq(phba->host->host_lock);
 
-		lpfc_can_disctmo(phba);
-		if (phba->fc_flag & FC_RSCN_MODE) {
-			/* Check to see if more RSCNs came in while we were
-			 * processing this one.
-			 */
-			if ((phba->fc_rscn_id_cnt == 0) &&
-			    (!(phba->fc_flag & FC_RSCN_DISCOVERY))) {
-				spin_lock_irq(phba->host->host_lock);
-				phba->fc_flag &= ~FC_RSCN_MODE;
-				spin_unlock_irq(phba->host->host_lock);
-			} else {
-				lpfc_els_handle_rscn(phba);
+			lpfc_can_disctmo(phba);
+			if (phba->fc_flag & FC_RSCN_MODE) {
+				/*
+				 * Check to see if more RSCNs came in while
+				 * we were processing this one.
+				 */
+				if ((phba->fc_rscn_id_cnt == 0) &&
+			    	(!(phba->fc_flag & FC_RSCN_DISCOVERY))) {
+					spin_lock_irq(phba->host->host_lock);
+					phba->fc_flag &= ~FC_RSCN_MODE;
+					spin_unlock_irq(phba->host->host_lock);
+				} else {
+					lpfc_els_handle_rscn(phba);
+				}
 			}
 		}
 	}
@@ -1263,7 +1260,7 @@ lpfc_issue_els_logo(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp,
 	psli = &phba->sli;
 	pring = &psli->ring[LPFC_ELS_RING];
 
-	cmdsize = 2 * (sizeof (uint32_t) + sizeof (struct lpfc_name));
+	cmdsize = (2 * sizeof (uint32_t)) + sizeof (struct lpfc_name);
 	elsiocb = lpfc_prep_els_iocb(phba, 1, cmdsize, retry, ndlp,
 						ndlp->nlp_DID, ELS_CMD_LOGO);
 	if (!elsiocb)
@@ -1451,22 +1448,23 @@ lpfc_cancel_retry_delay_tmo(struct lpfc_hba *phba, struct lpfc_nodelist * nlp)
 			 * PLOGIs to be sent
 			 */
 			lpfc_more_plogi(phba);
-		}
 
-		if (phba->num_disc_nodes == 0) {
-			phba->fc_flag &= ~FC_NDISC_ACTIVE;
-			lpfc_can_disctmo(phba);
-			if (phba->fc_flag & FC_RSCN_MODE) {
-				/* Check to see if more RSCNs
-				 * came in while we were
-				 * processing this one.
-				 */
-				if((phba->fc_rscn_id_cnt==0) &&
-				   (!(phba->fc_flag & FC_RSCN_DISCOVERY))) {
-					phba->fc_flag &= ~FC_RSCN_MODE;
-				}
-				else {
-					lpfc_els_handle_rscn(phba);
+			if (phba->num_disc_nodes == 0) {
+				phba->fc_flag &= ~FC_NDISC_ACTIVE;
+				lpfc_can_disctmo(phba);
+				if (phba->fc_flag & FC_RSCN_MODE) {
+					/*
+					 * Check to see if more RSCNs
+					 * came in while we were
+					 * processing this one.
+					 */
+					if((phba->fc_rscn_id_cnt==0) &&
+					 !(phba->fc_flag & FC_RSCN_DISCOVERY)) {
+						phba->fc_flag &= ~FC_RSCN_MODE;
+					}
+					else {
+						lpfc_els_handle_rscn(phba);
+					}
 				}
 			}
 		}
@@ -1872,9 +1870,6 @@ lpfc_cmpl_els_acc(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
 	if (mbox) {
 		if ((rspiocb->iocb.ulpStatus == 0)
 		    && (ndlp->nlp_flag & NLP_ACC_REGLOGIN)) {
-			/* set_slim mailbox command needs to execute first,
-			 * queue this command to be processed later.
-			 */
 			lpfc_unreg_rpi(phba, ndlp);
 			mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login;
 			mbox->context2 = ndlp;
@@ -1920,6 +1915,7 @@ lpfc_els_rsp_acc(struct lpfc_hba * phba, uint32_t flag,
 	uint8_t *pcmd;
 	uint16_t cmdsize;
 	int rc;
+	ELS_PKT *els_pkt_ptr;
 
 	psli = &phba->sli;
 	pring = &psli->ring[LPFC_ELS_RING];	/* ELS ring */
@@ -1958,6 +1954,23 @@ lpfc_els_rsp_acc(struct lpfc_hba * phba, uint32_t flag,
 		pcmd += sizeof (uint32_t);
 		memcpy(pcmd, &phba->fc_sparam, sizeof (struct serv_parm));
 		break;
+	case ELS_CMD_PRLO:
+		cmdsize = sizeof (uint32_t) + sizeof (PRLO);
+		elsiocb = lpfc_prep_els_iocb(phba, 0, cmdsize, oldiocb->retry,
+					     ndlp, ndlp->nlp_DID, ELS_CMD_PRLO);
+		if (!elsiocb)
+			return 1;
+
+		icmd = &elsiocb->iocb;
+		icmd->ulpContext = oldcmd->ulpContext; /* Xri */
+		pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt);
+
+		memcpy(pcmd, ((struct lpfc_dmabuf *) oldiocb->context2)->virt,
+		       sizeof (uint32_t) + sizeof (PRLO));
+		*((uint32_t *) (pcmd)) = ELS_CMD_PRLO_ACC;
+		els_pkt_ptr = (ELS_PKT *) pcmd;
+		els_pkt_ptr->un.prlo.acceptRspCode = PRLO_REQ_EXECUTED;
+		break;
 	default:
 		return 1;
 	}
@@ -2498,7 +2511,7 @@ lpfc_els_rcv_rscn(struct lpfc_hba * phba,
 	/* If we are about to begin discovery, just ACC the RSCN.
 	 * Discovery processing will satisfy it.
 	 */
-	if (phba->hba_state < LPFC_NS_QRY) {
+	if (phba->hba_state <= LPFC_NS_QRY) {
 		lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL,
 								newnode);
 		return 0;
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 6721e679df628..adb086009ae09 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -311,8 +311,8 @@ lpfc_workq_post_event(struct lpfc_hba * phba, void *arg1, void *arg2,
 	evtp->evt_arg2  = arg2;
 	evtp->evt       = evt;
 
-	list_add_tail(&evtp->evt_listp, &phba->work_list);
 	spin_lock_irq(phba->host->host_lock);
+	list_add_tail(&evtp->evt_listp, &phba->work_list);
 	if (phba->work_wait)
 		wake_up(phba->work_wait);
 	spin_unlock_irq(phba->host->host_lock);
@@ -1071,10 +1071,6 @@ lpfc_register_remote_port(struct lpfc_hba * phba,
 	/* initialize static port data */
 	rport->maxframe_size = ndlp->nlp_maxframe;
 	rport->supported_classes = ndlp->nlp_class_sup;
-	if ((rport->scsi_target_id != -1) &&
-		(rport->scsi_target_id < MAX_FCP_TARGET)) {
-		ndlp->nlp_sid = rport->scsi_target_id;
-	}
 	rdata = rport->dd_data;
 	rdata->pnode = ndlp;
 
@@ -1087,6 +1083,10 @@ lpfc_register_remote_port(struct lpfc_hba * phba,
 	if (rport_ids.roles !=  FC_RPORT_ROLE_UNKNOWN)
 		fc_remote_port_rolechg(rport, rport_ids.roles);
 
+	if ((rport->scsi_target_id != -1) &&
+		(rport->scsi_target_id < MAX_FCP_TARGET)) {
+		ndlp->nlp_sid = rport->scsi_target_id;
+	}
 
 	return;
 }
@@ -1238,6 +1238,7 @@ lpfc_nlp_list(struct lpfc_hba * phba, struct lpfc_nodelist * nlp, int list)
 						evt_listp);
 
 		}
+		nlp->nlp_flag &= ~NLP_NODEV_REMOVE;
 		nlp->nlp_type |= NLP_FC_NODE;
 		break;
 	case NLP_MAPPED_LIST:
@@ -1258,6 +1259,7 @@ lpfc_nlp_list(struct lpfc_hba * phba, struct lpfc_nodelist * nlp, int list)
 						evt_listp);
 
 		}
+		nlp->nlp_flag &= ~NLP_NODEV_REMOVE;
 		break;
 	case NLP_NPR_LIST:
 		nlp->nlp_flag |= list;
@@ -1402,6 +1404,8 @@ lpfc_check_sli_ndlp(struct lpfc_hba * phba,
 			if (icmd->ulpContext == (volatile ushort)ndlp->nlp_rpi)
 				return 1;
 		case CMD_ELS_REQUEST64_CR:
+			if (icmd->un.elsreq64.remoteID == ndlp->nlp_DID)
+				return 1;
 		case CMD_XMIT_ELS_RSP64_CX:
 			if (iocb->context1 == (uint8_t *) ndlp)
 				return 1;
@@ -1901,10 +1905,8 @@ lpfc_setup_disc_node(struct lpfc_hba * phba, uint32_t did)
 			 */
 			if (ndlp->nlp_flag & NLP_DELAY_TMO)
 				lpfc_cancel_retry_delay_tmo(phba, ndlp);
-		} else {
-			ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+		} else
 			ndlp = NULL;
-		}
 	} else {
 		flg = ndlp->nlp_flag & NLP_LIST_MASK;
 		if ((flg == NLP_ADISC_LIST) || (flg == NLP_PLOGI_LIST))
diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h
index 54d04188f7cca..eedf988013667 100644
--- a/drivers/scsi/lpfc/lpfc_hw.h
+++ b/drivers/scsi/lpfc/lpfc_hw.h
@@ -449,6 +449,7 @@ struct serv_parm {	/* Structure is in Big Endian format */
 #define ELS_CMD_RRQ       0x12000000
 #define ELS_CMD_PRLI      0x20100014
 #define ELS_CMD_PRLO      0x21100014
+#define ELS_CMD_PRLO_ACC  0x02100014
 #define ELS_CMD_PDISC     0x50000000
 #define ELS_CMD_FDISC     0x51000000
 #define ELS_CMD_ADISC     0x52000000
@@ -484,6 +485,7 @@ struct serv_parm {	/* Structure is in Big Endian format */
 #define ELS_CMD_RRQ       0x12
 #define ELS_CMD_PRLI      0x14001020
 #define ELS_CMD_PRLO      0x14001021
+#define ELS_CMD_PRLO_ACC  0x14001002
 #define ELS_CMD_PDISC     0x50
 #define ELS_CMD_FDISC     0x51
 #define ELS_CMD_ADISC     0x52
@@ -1539,6 +1541,7 @@ typedef struct {
 
 #define FLAGS_TOPOLOGY_FAILOVER      0x0400	/* Bit 10 */
 #define FLAGS_LINK_SPEED             0x0800	/* Bit 11 */
+#define FLAGS_IMED_ABORT             0x04000	/* Bit 14 */
 
 	uint32_t link_speed;
 #define LINK_SPEED_AUTO 0       /* Auto selection */
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 66d5d003555db..908d0f27706f9 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -294,15 +294,6 @@ lpfc_config_port_post(struct lpfc_hba * phba)
 		}
 	}
 
-	/* This should turn on DELAYED ABTS for ELS timeouts */
-	lpfc_set_slim(phba, pmb, 0x052198, 0x1);
-	if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
-		phba->hba_state = LPFC_HBA_ERROR;
-		mempool_free( pmb, phba->mbox_mem_pool);
-		return -EIO;
-	}
-
-
 	lpfc_read_config(phba, pmb);
 	if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
 		lpfc_printf_log(phba,
@@ -804,7 +795,7 @@ lpfc_get_hba_model_desc(struct lpfc_hba * phba, uint8_t * mdp, uint8_t * descp)
 		int    max_speed;
 		char * ports;
 		char * bus;
-	} m;
+	} m = {"<Unknown>", 0, "", ""};
 
 	pci_read_config_byte(phba->pcidev, PCI_HEADER_TYPE, &hdrtype);
 	ports = (hdrtype == 0x80) ? "2-port " : "";
@@ -1627,7 +1618,7 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
 
 	error = lpfc_alloc_sysfs_attr(phba);
 	if (error)
-		goto out_kthread_stop;
+		goto out_remove_host;
 
 	error =	request_irq(phba->pcidev->irq, lpfc_intr_handler, SA_SHIRQ,
 							LPFC_DRIVER_NAME, phba);
@@ -1644,8 +1635,10 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
 	phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET;
 
 	error = lpfc_sli_hba_setup(phba);
-	if (error)
+	if (error) {
+		error = -ENODEV;
 		goto out_free_irq;
+	}
 
 	if (phba->cfg_poll & DISABLE_FCP_RING_INT) {
 		spin_lock_irq(phba->host->host_lock);
@@ -1700,6 +1693,9 @@ out_free_irq:
 	free_irq(phba->pcidev->irq, phba);
 out_free_sysfs_attr:
 	lpfc_free_sysfs_attr(phba);
+out_remove_host:
+	fc_remove_host(phba->host);
+	scsi_remove_host(phba->host);
 out_kthread_stop:
 	kthread_stop(phba->worker_thread);
 out_free_iocbq:
@@ -1721,12 +1717,14 @@ out_iounmap_slim:
 out_idr_remove:
 	idr_remove(&lpfc_hba_index, phba->brd_no);
 out_put_host:
+	phba->host = NULL;
 	scsi_host_put(host);
 out_release_regions:
 	pci_release_regions(pdev);
 out_disable_device:
 	pci_disable_device(pdev);
 out:
+	pci_set_drvdata(pdev, NULL);
 	return error;
 }
 
diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index c585e2b2e589f..e42f22aaf71b0 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -200,6 +200,9 @@ lpfc_init_link(struct lpfc_hba * phba,
 		break;
 	}
 
+	/* Enable asynchronous ABTS responses from firmware */
+	mb->un.varInitLnk.link_flags |= FLAGS_IMED_ABORT;
+
 	/* NEW_FEATURE
 	 * Setting up the link speed
 	 */
@@ -292,36 +295,6 @@ lpfc_unreg_did(struct lpfc_hba * phba, uint32_t did, LPFC_MBOXQ_t * pmb)
 	return;
 }
 
-/***********************************************/
-
-/*                  command to write slim      */
-/***********************************************/
-void
-lpfc_set_slim(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb, uint32_t addr,
-	      uint32_t value)
-{
-	MAILBOX_t *mb;
-
-	mb = &pmb->mb;
-	memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
-
-	/* addr = 0x090597 is AUTO ABTS disable for ELS commands */
-	/* addr = 0x052198 is DELAYED ABTS enable for ELS commands */
-
-	/*
-	 * Always turn on DELAYED ABTS for ELS timeouts
-	 */
-	if ((addr == 0x052198) && (value == 0))
-		value = 1;
-
-	mb->un.varWords[0] = addr;
-	mb->un.varWords[1] = value;
-
-	mb->mbxCommand = MBX_SET_SLIM;
-	mb->mbxOwner = OWN_HOST;
-	return;
-}
-
 /**********************************************/
 /*  lpfc_read_nv  Issue a READ CONFIG         */
 /*                mailbox command             */
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index 3d77bd999b70b..27d60ad897cdc 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -465,14 +465,18 @@ lpfc_rcv_padisc(struct lpfc_hba * phba,
 static int
 lpfc_rcv_logo(struct lpfc_hba * phba,
 		      struct lpfc_nodelist * ndlp,
-		      struct lpfc_iocbq *cmdiocb)
+		      struct lpfc_iocbq *cmdiocb,
+		      uint32_t els_cmd)
 {
 	/* Put ndlp on NPR list with 1 sec timeout for plogi, ACC logo */
 	/* Only call LOGO ACC for first LOGO, this avoids sending unnecessary
 	 * PLOGIs during LOGO storms from a device.
 	 */
 	ndlp->nlp_flag |= NLP_LOGO_ACC;
-	lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
+	if (els_cmd == ELS_CMD_PRLO)
+		lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0);
+	else
+		lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
 
 	if (!(ndlp->nlp_type & NLP_FABRIC) ||
 		(ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) {
@@ -681,7 +685,7 @@ lpfc_rcv_logo_plogi_issue(struct lpfc_hba * phba,
 	/* software abort outstanding PLOGI */
 	lpfc_els_abort(phba, ndlp, 1);
 
-	lpfc_rcv_logo(phba, ndlp, cmdiocb);
+	lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
 	return ndlp->nlp_state;
 }
 
@@ -788,10 +792,6 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_hba * phba,
 	if (lpfc_reg_login
 	    (phba, irsp->un.elsreq64.remoteID,
 	     (uint8_t *) sp, mbox, 0) == 0) {
-		/* set_slim mailbox command needs to
-		 * execute first, queue this command to
-		 * be processed later.
-		 */
 		switch (ndlp->nlp_DID) {
 		case NameServer_DID:
 			mbox->mbox_cmpl =
@@ -832,11 +832,17 @@ static uint32_t
 lpfc_device_rm_plogi_issue(struct lpfc_hba * phba,
 			   struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
 {
-	/* software abort outstanding PLOGI */
-	lpfc_els_abort(phba, ndlp, 1);
+	if(ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+		ndlp->nlp_flag |= NLP_NODEV_REMOVE;
+		return ndlp->nlp_state;
+	}
+	else {
+		/* software abort outstanding PLOGI */
+		lpfc_els_abort(phba, ndlp, 1);
 
-	lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
-	return NLP_STE_FREED_NODE;
+		lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+		return NLP_STE_FREED_NODE;
+	}
 }
 
 static uint32_t
@@ -851,7 +857,7 @@ lpfc_device_recov_plogi_issue(struct lpfc_hba * phba,
 	ndlp->nlp_state = NLP_STE_NPR_NODE;
 	lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
 	spin_lock_irq(phba->host->host_lock);
-	ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+	ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
 	spin_unlock_irq(phba->host->host_lock);
 
 	return ndlp->nlp_state;
@@ -905,7 +911,7 @@ lpfc_rcv_logo_adisc_issue(struct lpfc_hba * phba,
 	/* software abort outstanding ADISC */
 	lpfc_els_abort(phba, ndlp, 0);
 
-	lpfc_rcv_logo(phba, ndlp, cmdiocb);
+	lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
 	return ndlp->nlp_state;
 }
 
@@ -932,7 +938,7 @@ lpfc_rcv_prlo_adisc_issue(struct lpfc_hba * phba,
 	cmdiocb = (struct lpfc_iocbq *) arg;
 
 	/* Treat like rcv logo */
-	lpfc_rcv_logo(phba, ndlp, cmdiocb);
+	lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_PRLO);
 	return ndlp->nlp_state;
 }
 
@@ -987,11 +993,17 @@ lpfc_device_rm_adisc_issue(struct lpfc_hba * phba,
 			    struct lpfc_nodelist * ndlp, void *arg,
 			    uint32_t evt)
 {
-	/* software abort outstanding ADISC */
-	lpfc_els_abort(phba, ndlp, 1);
+	if(ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+		ndlp->nlp_flag |= NLP_NODEV_REMOVE;
+		return ndlp->nlp_state;
+	}
+	else {
+		/* software abort outstanding ADISC */
+		lpfc_els_abort(phba, ndlp, 1);
 
-	lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
-	return NLP_STE_FREED_NODE;
+		lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+		return NLP_STE_FREED_NODE;
+	}
 }
 
 static uint32_t
@@ -1006,7 +1018,7 @@ lpfc_device_recov_adisc_issue(struct lpfc_hba * phba,
 	ndlp->nlp_state = NLP_STE_NPR_NODE;
 	lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
 	spin_lock_irq(phba->host->host_lock);
-	ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+	ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
 	ndlp->nlp_flag |= NLP_NPR_ADISC;
 	spin_unlock_irq(phba->host->host_lock);
 
@@ -1048,7 +1060,7 @@ lpfc_rcv_logo_reglogin_issue(struct lpfc_hba * phba,
 
 	cmdiocb = (struct lpfc_iocbq *) arg;
 
-	lpfc_rcv_logo(phba, ndlp, cmdiocb);
+	lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
 	return ndlp->nlp_state;
 }
 
@@ -1073,7 +1085,7 @@ lpfc_rcv_prlo_reglogin_issue(struct lpfc_hba * phba,
 	struct lpfc_iocbq *cmdiocb;
 
 	cmdiocb = (struct lpfc_iocbq *) arg;
-	lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
+	lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0);
 	return ndlp->nlp_state;
 }
 
@@ -1133,8 +1145,14 @@ lpfc_device_rm_reglogin_issue(struct lpfc_hba * phba,
 			      struct lpfc_nodelist * ndlp, void *arg,
 			      uint32_t evt)
 {
-	lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
-	return NLP_STE_FREED_NODE;
+	if(ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+		ndlp->nlp_flag |= NLP_NODEV_REMOVE;
+		return ndlp->nlp_state;
+	}
+	else {
+		lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+		return NLP_STE_FREED_NODE;
+	}
 }
 
 static uint32_t
@@ -1146,7 +1164,7 @@ lpfc_device_recov_reglogin_issue(struct lpfc_hba * phba,
 	ndlp->nlp_state = NLP_STE_NPR_NODE;
 	lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
 	spin_lock_irq(phba->host->host_lock);
-	ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+	ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
 	spin_unlock_irq(phba->host->host_lock);
 	return ndlp->nlp_state;
 }
@@ -1186,7 +1204,7 @@ lpfc_rcv_logo_prli_issue(struct lpfc_hba * phba,
 	/* Software abort outstanding PRLI before sending acc */
 	lpfc_els_abort(phba, ndlp, 1);
 
-	lpfc_rcv_logo(phba, ndlp, cmdiocb);
+	lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
 	return ndlp->nlp_state;
 }
 
@@ -1214,7 +1232,7 @@ lpfc_rcv_prlo_prli_issue(struct lpfc_hba * phba,
 	struct lpfc_iocbq *cmdiocb;
 
 	cmdiocb = (struct lpfc_iocbq *) arg;
-	lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
+	lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0);
 	return ndlp->nlp_state;
 }
 
@@ -1278,11 +1296,17 @@ static uint32_t
 lpfc_device_rm_prli_issue(struct lpfc_hba * phba,
 			  struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
 {
-	/* software abort outstanding PRLI */
-	lpfc_els_abort(phba, ndlp, 1);
+	if(ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+		ndlp->nlp_flag |= NLP_NODEV_REMOVE;
+		return ndlp->nlp_state;
+	}
+	else {
+		/* software abort outstanding PLOGI */
+		lpfc_els_abort(phba, ndlp, 1);
 
-	lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
-	return NLP_STE_FREED_NODE;
+		lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+		return NLP_STE_FREED_NODE;
+	}
 }
 
 
@@ -1313,7 +1337,7 @@ lpfc_device_recov_prli_issue(struct lpfc_hba * phba,
 	ndlp->nlp_state = NLP_STE_NPR_NODE;
 	lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
 	spin_lock_irq(phba->host->host_lock);
-	ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+	ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
 	spin_unlock_irq(phba->host->host_lock);
 	return ndlp->nlp_state;
 }
@@ -1351,7 +1375,7 @@ lpfc_rcv_logo_unmap_node(struct lpfc_hba * phba,
 
 	cmdiocb = (struct lpfc_iocbq *) arg;
 
-	lpfc_rcv_logo(phba, ndlp, cmdiocb);
+	lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
 	return ndlp->nlp_state;
 }
 
@@ -1375,7 +1399,7 @@ lpfc_rcv_prlo_unmap_node(struct lpfc_hba * phba,
 
 	cmdiocb = (struct lpfc_iocbq *) arg;
 
-	lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
+	lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0);
 	return ndlp->nlp_state;
 }
 
@@ -1386,7 +1410,7 @@ lpfc_device_recov_unmap_node(struct lpfc_hba * phba,
 	ndlp->nlp_prev_state = NLP_STE_UNMAPPED_NODE;
 	ndlp->nlp_state = NLP_STE_NPR_NODE;
 	lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
-	ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+	ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
 	lpfc_disc_set_adisc(phba, ndlp);
 
 	return ndlp->nlp_state;
@@ -1424,7 +1448,7 @@ lpfc_rcv_logo_mapped_node(struct lpfc_hba * phba,
 
 	cmdiocb = (struct lpfc_iocbq *) arg;
 
-	lpfc_rcv_logo(phba, ndlp, cmdiocb);
+	lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
 	return ndlp->nlp_state;
 }
 
@@ -1456,7 +1480,7 @@ lpfc_rcv_prlo_mapped_node(struct lpfc_hba * phba,
 	spin_unlock_irq(phba->host->host_lock);
 
 	/* Treat like rcv logo */
-	lpfc_rcv_logo(phba, ndlp, cmdiocb);
+	lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_PRLO);
 	return ndlp->nlp_state;
 }
 
@@ -1469,7 +1493,7 @@ lpfc_device_recov_mapped_node(struct lpfc_hba * phba,
 	ndlp->nlp_state = NLP_STE_NPR_NODE;
 	lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
 	spin_lock_irq(phba->host->host_lock);
-	ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+	ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
 	spin_unlock_irq(phba->host->host_lock);
 	lpfc_disc_set_adisc(phba, ndlp);
 	return ndlp->nlp_state;
@@ -1551,7 +1575,7 @@ lpfc_rcv_logo_npr_node(struct lpfc_hba * phba,
 
 	cmdiocb = (struct lpfc_iocbq *) arg;
 
-	lpfc_rcv_logo(phba, ndlp, cmdiocb);
+	lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
 	return ndlp->nlp_state;
 }
 
@@ -1617,9 +1641,16 @@ lpfc_cmpl_plogi_npr_node(struct lpfc_hba * phba,
 			  struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
 {
 	struct lpfc_iocbq *cmdiocb, *rspiocb;
+	IOCB_t *irsp;
 
 	cmdiocb = (struct lpfc_iocbq *) arg;
 	rspiocb = cmdiocb->context_un.rsp_iocb;
+
+	irsp = &rspiocb->iocb;
+	if (irsp->ulpStatus) {
+		lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+		return NLP_STE_FREED_NODE;
+	}
 	return ndlp->nlp_state;
 }
 
@@ -1628,9 +1659,16 @@ lpfc_cmpl_prli_npr_node(struct lpfc_hba * phba,
 			  struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
 {
 	struct lpfc_iocbq *cmdiocb, *rspiocb;
+	IOCB_t *irsp;
 
 	cmdiocb = (struct lpfc_iocbq *) arg;
 	rspiocb = cmdiocb->context_un.rsp_iocb;
+
+	irsp = &rspiocb->iocb;
+	if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) {
+		lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+		return NLP_STE_FREED_NODE;
+	}
 	return ndlp->nlp_state;
 }
 
@@ -1649,9 +1687,16 @@ lpfc_cmpl_adisc_npr_node(struct lpfc_hba * phba,
 			    uint32_t evt)
 {
 	struct lpfc_iocbq *cmdiocb, *rspiocb;
+	IOCB_t *irsp;
 
 	cmdiocb = (struct lpfc_iocbq *) arg;
 	rspiocb = cmdiocb->context_un.rsp_iocb;
+
+	irsp = &rspiocb->iocb;
+	if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) {
+		lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+		return NLP_STE_FREED_NODE;
+	}
 	return ndlp->nlp_state;
 }
 
@@ -1668,7 +1713,12 @@ lpfc_cmpl_reglogin_npr_node(struct lpfc_hba * phba,
 
 	if (!mb->mbxStatus)
 		ndlp->nlp_rpi = mb->un.varWords[0];
-
+	else {
+		if (ndlp->nlp_flag & NLP_NODEV_REMOVE) {
+			lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+			return NLP_STE_FREED_NODE;
+		}
+	}
 	return ndlp->nlp_state;
 }
 
@@ -1677,6 +1727,10 @@ lpfc_device_rm_npr_node(struct lpfc_hba * phba,
 			    struct lpfc_nodelist * ndlp, void *arg,
 			    uint32_t evt)
 {
+	if (ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+		ndlp->nlp_flag |= NLP_NODEV_REMOVE;
+		return ndlp->nlp_state;
+	}
 	lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
 	return NLP_STE_FREED_NODE;
 }
@@ -1687,7 +1741,7 @@ lpfc_device_recov_npr_node(struct lpfc_hba * phba,
 			    uint32_t evt)
 {
 	spin_lock_irq(phba->host->host_lock);
-	ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+	ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
 	spin_unlock_irq(phba->host->host_lock);
 	if (ndlp->nlp_flag & NLP_DELAY_TMO) {
 		lpfc_cancel_retry_delay_tmo(phba, ndlp);
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index f937998737212..7dc4c2e6bed2b 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -629,8 +629,7 @@ lpfc_scsi_prep_task_mgmt_cmd(struct lpfc_hba *phba,
 	struct lpfc_iocbq *piocbq;
 	IOCB_t *piocb;
 	struct fcp_cmnd *fcp_cmnd;
-	struct scsi_device *scsi_dev = lpfc_cmd->pCmd->device;
-	struct lpfc_rport_data *rdata = scsi_dev->hostdata;
+	struct lpfc_rport_data *rdata = lpfc_cmd->rdata;
 	struct lpfc_nodelist *ndlp = rdata->pnode;
 
 	if ((ndlp == NULL) || (ndlp->nlp_state != NLP_STE_MAPPED_NODE)) {
@@ -665,56 +664,18 @@ lpfc_scsi_prep_task_mgmt_cmd(struct lpfc_hba *phba,
 		piocb->ulpTimeout = lpfc_cmd->timeout;
 	}
 
-	lpfc_cmd->rdata = rdata;
-
-	switch (task_mgmt_cmd) {
-	case FCP_LUN_RESET:
-		/* Issue LUN Reset to TGT <num> LUN <num> */
-		lpfc_printf_log(phba,
-				KERN_INFO,
-				LOG_FCP,
-				"%d:0703 Issue LUN Reset to TGT %d LUN %d "
-				"Data: x%x x%x\n",
-				phba->brd_no,
-				scsi_dev->id, scsi_dev->lun,
-				ndlp->nlp_rpi, ndlp->nlp_flag);
-
-		break;
-	case FCP_ABORT_TASK_SET:
-		/* Issue Abort Task Set to TGT <num> LUN <num> */
-		lpfc_printf_log(phba,
-				KERN_INFO,
-				LOG_FCP,
-				"%d:0701 Issue Abort Task Set to TGT %d LUN %d "
-				"Data: x%x x%x\n",
-				phba->brd_no,
-				scsi_dev->id, scsi_dev->lun,
-				ndlp->nlp_rpi, ndlp->nlp_flag);
-
-		break;
-	case FCP_TARGET_RESET:
-		/* Issue Target Reset to TGT <num> */
-		lpfc_printf_log(phba,
-				KERN_INFO,
-				LOG_FCP,
-				"%d:0702 Issue Target Reset to TGT %d "
-				"Data: x%x x%x\n",
-				phba->brd_no,
-				scsi_dev->id, ndlp->nlp_rpi,
-				ndlp->nlp_flag);
-		break;
-	}
-
 	return (1);
 }
 
 static int
-lpfc_scsi_tgt_reset(struct lpfc_scsi_buf * lpfc_cmd, struct lpfc_hba * phba)
+lpfc_scsi_tgt_reset(struct lpfc_scsi_buf * lpfc_cmd, struct lpfc_hba * phba,
+		    unsigned  tgt_id, struct lpfc_rport_data *rdata)
 {
 	struct lpfc_iocbq *iocbq;
 	struct lpfc_iocbq *iocbqrsp;
 	int ret;
 
+	lpfc_cmd->rdata = rdata;
 	ret = lpfc_scsi_prep_task_mgmt_cmd(phba, lpfc_cmd, FCP_TARGET_RESET);
 	if (!ret)
 		return FAILED;
@@ -726,6 +687,13 @@ lpfc_scsi_tgt_reset(struct lpfc_scsi_buf * lpfc_cmd, struct lpfc_hba * phba)
 	if (!iocbqrsp)
 		return FAILED;
 
+	/* Issue Target Reset to TGT <num> */
+	lpfc_printf_log(phba, KERN_INFO, LOG_FCP,
+			"%d:0702 Issue Target Reset to TGT %d "
+			"Data: x%x x%x\n",
+			phba->brd_no, tgt_id, rdata->pnode->nlp_rpi,
+			rdata->pnode->nlp_flag);
+
 	ret = lpfc_sli_issue_iocb_wait(phba,
 				       &phba->sli.ring[phba->sli.fcp_ring],
 				       iocbq, iocbqrsp, lpfc_cmd->timeout);
@@ -1021,6 +989,7 @@ lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
 	lpfc_cmd->pCmd = cmnd;
 	lpfc_cmd->timeout = 60;
 	lpfc_cmd->scsi_hba = phba;
+	lpfc_cmd->rdata = rdata;
 
 	ret = lpfc_scsi_prep_task_mgmt_cmd(phba, lpfc_cmd, FCP_LUN_RESET);
 	if (!ret)
@@ -1033,6 +1002,11 @@ lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
 	if (iocbqrsp == NULL)
 		goto out_free_scsi_buf;
 
+	lpfc_printf_log(phba, KERN_INFO, LOG_FCP,
+			"%d:0703 Issue LUN Reset to TGT %d LUN %d "
+			"Data: x%x x%x\n", phba->brd_no, cmnd->device->id,
+			cmnd->device->lun, pnode->nlp_rpi, pnode->nlp_flag);
+
 	ret = lpfc_sli_issue_iocb_wait(phba,
 				       &phba->sli.ring[phba->sli.fcp_ring],
 				       iocbq, iocbqrsp, lpfc_cmd->timeout);
@@ -1104,7 +1078,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
 	int match;
 	int ret = FAILED, i, err_count = 0;
 	int cnt, loopcnt;
-	unsigned int midlayer_id = 0;
 	struct lpfc_scsi_buf * lpfc_cmd;
 
 	lpfc_block_requests(phba);
@@ -1124,7 +1097,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
 	 * targets known to the driver.  Should any target reset
 	 * fail, this routine returns failure to the midlayer.
 	 */
-	midlayer_id = cmnd->device->id;
 	for (i = 0; i < MAX_FCP_TARGET; i++) {
 		/* Search the mapped list for this target ID */
 		match = 0;
@@ -1137,9 +1109,8 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
 		if (!match)
 			continue;
 
-		lpfc_cmd->pCmd->device->id = i;
-		lpfc_cmd->pCmd->device->hostdata = ndlp->rport->dd_data;
-		ret = lpfc_scsi_tgt_reset(lpfc_cmd, phba);
+		ret = lpfc_scsi_tgt_reset(lpfc_cmd, phba,
+					  i, ndlp->rport->dd_data);
 		if (ret != SUCCESS) {
 			lpfc_printf_log(phba, KERN_ERR, LOG_FCP,
 				"%d:0713 Bus Reset on target %d failed\n",
@@ -1158,7 +1129,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
 	 * the targets.  Unfortunately, some targets do not abide by
 	 * this forcing the driver to double check.
 	 */
-	cmnd->device->id = midlayer_id;
 	cnt = lpfc_sli_sum_iocb(phba, &phba->sli.ring[phba->sli.fcp_ring],
 				0, 0, LPFC_CTX_HOST);
 	if (cnt)
diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h
index 4cf1366108b7f..6b737568b8310 100644
--- a/drivers/scsi/lpfc/lpfc_version.h
+++ b/drivers/scsi/lpfc/lpfc_version.h
@@ -18,7 +18,7 @@
  * included with this package.                                     *
  *******************************************************************/
 
-#define LPFC_DRIVER_VERSION "8.1.4"
+#define LPFC_DRIVER_VERSION "8.1.6"
 
 #define LPFC_DRIVER_NAME "lpfc"
 
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 80b68a2481b39..de35ffe2f79d0 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -4471,7 +4471,6 @@ mega_internal_command(adapter_t *adapter, megacmd_t *mc, mega_passthru *pthru)
 {
 	Scsi_Cmnd	*scmd;
 	struct	scsi_device *sdev;
-	unsigned long	flags = 0;
 	scb_t	*scb;
 	int	rval;
 
diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c
index c11e5ce6865e7..bec1424eda850 100644
--- a/drivers/scsi/megaraid/megaraid_mbox.c
+++ b/drivers/scsi/megaraid/megaraid_mbox.c
@@ -10,7 +10,7 @@
  *	   2 of the License, or (at your option) any later version.
  *
  * FILE		: megaraid_mbox.c
- * Version	: v2.20.4.7 (Nov 14 2005)
+ * Version	: v2.20.4.8 (Apr 11 2006)
  *
  * Authors:
  * 	Atul Mukker		<Atul.Mukker@lsil.com>
@@ -2278,6 +2278,7 @@ megaraid_mbox_dpc(unsigned long devp)
 	unsigned long		flags;
 	uint8_t			c;
 	int			status;
+	uioc_t			*kioc;
 
 
 	if (!adapter) return;
@@ -2320,6 +2321,9 @@ megaraid_mbox_dpc(unsigned long devp)
 			// remove from local clist
 			list_del_init(&scb->list);
 
+			kioc			= (uioc_t *)scb->gp;
+			kioc->status		= 0;
+
 			megaraid_mbox_mm_done(adapter, scb);
 
 			continue;
@@ -2636,6 +2640,7 @@ megaraid_reset_handler(struct scsi_cmnd *scp)
 	int		recovery_window;
 	int		recovering;
 	int		i;
+	uioc_t		*kioc;
 
 	adapter		= SCP2ADAPTER(scp);
 	raid_dev	= ADAP2RAIDDEV(adapter);
@@ -2655,32 +2660,51 @@ megaraid_reset_handler(struct scsi_cmnd *scp)
 	// Also, reset all the commands currently owned by the driver
 	spin_lock_irqsave(PENDING_LIST_LOCK(adapter), flags);
 	list_for_each_entry_safe(scb, tmp, &adapter->pend_list, list) {
-
 		list_del_init(&scb->list);	// from pending list
 
-		con_log(CL_ANN, (KERN_WARNING
-			"megaraid: %ld:%d[%d:%d], reset from pending list\n",
-				scp->serial_number, scb->sno,
-				scb->dev_channel, scb->dev_target));
+		if (scb->sno >= MBOX_MAX_SCSI_CMDS) {
+			con_log(CL_ANN, (KERN_WARNING
+			"megaraid: IOCTL packet with %d[%d:%d] being reset\n",
+			scb->sno, scb->dev_channel, scb->dev_target));
 
-		scp->result = (DID_RESET << 16);
-		scp->scsi_done(scp);
+			scb->status = -1;
 
-		megaraid_dealloc_scb(adapter, scb);
+			kioc			= (uioc_t *)scb->gp;
+			kioc->status		= -EFAULT;
+
+			megaraid_mbox_mm_done(adapter, scb);
+		} else {
+			if (scb->scp == scp) {	// Found command
+				con_log(CL_ANN, (KERN_WARNING
+					"megaraid: %ld:%d[%d:%d], reset from pending list\n",
+					scp->serial_number, scb->sno,
+					scb->dev_channel, scb->dev_target));
+			} else {
+				con_log(CL_ANN, (KERN_WARNING
+				"megaraid: IO packet with %d[%d:%d] being reset\n",
+				scb->sno, scb->dev_channel, scb->dev_target));
+			}
+
+			scb->scp->result = (DID_RESET << 16);
+			scb->scp->scsi_done(scb->scp);
+
+			megaraid_dealloc_scb(adapter, scb);
+		}
 	}
 	spin_unlock_irqrestore(PENDING_LIST_LOCK(adapter), flags);
 
 	if (adapter->outstanding_cmds) {
 		con_log(CL_ANN, (KERN_NOTICE
 			"megaraid: %d outstanding commands. Max wait %d sec\n",
-			adapter->outstanding_cmds, MBOX_RESET_WAIT));
+			adapter->outstanding_cmds,
+			(MBOX_RESET_WAIT + MBOX_RESET_EXT_WAIT)));
 	}
 
 	recovery_window = MBOX_RESET_WAIT + MBOX_RESET_EXT_WAIT;
 
 	recovering = adapter->outstanding_cmds;
 
-	for (i = 0; i < recovery_window && adapter->outstanding_cmds; i++) {
+	for (i = 0; i < recovery_window; i++) {
 
 		megaraid_ack_sequence(adapter);
 
@@ -2689,12 +2713,11 @@ megaraid_reset_handler(struct scsi_cmnd *scp)
 			con_log(CL_ANN, (
 			"megaraid mbox: Wait for %d commands to complete:%d\n",
 				adapter->outstanding_cmds,
-				MBOX_RESET_WAIT - i));
+				(MBOX_RESET_WAIT + MBOX_RESET_EXT_WAIT) - i));
 		}
 
 		// bailout if no recovery happended in reset time
-		if ((i == MBOX_RESET_WAIT) &&
-			(recovering == adapter->outstanding_cmds)) {
+		if (adapter->outstanding_cmds == 0) {
 			break;
 		}
 
@@ -2918,12 +2941,13 @@ mbox_post_sync_cmd_fast(adapter_t *adapter, uint8_t raw_mbox[])
 	wmb();
 	WRINDOOR(raid_dev, raid_dev->mbox_dma | 0x1);
 
-	for (i = 0; i < 0xFFFFF; i++) {
+	for (i = 0; i < MBOX_SYNC_WAIT_CNT; i++) {
 		if (mbox->numstatus != 0xFF) break;
 		rmb();
+		udelay(MBOX_SYNC_DELAY_200);
 	}
 
-	if (i == 0xFFFFF) {
+	if (i == MBOX_SYNC_WAIT_CNT) {
 		// We may need to re-calibrate the counter
 		con_log(CL_ANN, (KERN_CRIT
 			"megaraid: fast sync command timed out\n"));
@@ -3475,7 +3499,7 @@ megaraid_cmm_register(adapter_t *adapter)
 	adp.drvr_data		= (unsigned long)adapter;
 	adp.pdev		= adapter->pdev;
 	adp.issue_uioc		= megaraid_mbox_mm_handler;
-	adp.timeout		= 300;
+	adp.timeout		= MBOX_RESET_WAIT + MBOX_RESET_EXT_WAIT;
 	adp.max_kioc		= MBOX_MAX_USER_CMDS;
 
 	if ((rval = mraid_mm_register_adp(&adp)) != 0) {
@@ -3702,7 +3726,6 @@ megaraid_mbox_mm_done(adapter_t *adapter, scb_t *scb)
 	unsigned long		flags;
 
 	kioc			= (uioc_t *)scb->gp;
-	kioc->status		= 0;
 	mbox64			= (mbox64_t *)(unsigned long)kioc->cmdbuf;
 	mbox64->mbox32.status	= scb->status;
 	raw_mbox		= (uint8_t *)&mbox64->mbox32;
diff --git a/drivers/scsi/megaraid/megaraid_mbox.h b/drivers/scsi/megaraid/megaraid_mbox.h
index 882fb1a0b5756..868fb0ec93e70 100644
--- a/drivers/scsi/megaraid/megaraid_mbox.h
+++ b/drivers/scsi/megaraid/megaraid_mbox.h
@@ -21,8 +21,8 @@
 #include "megaraid_ioctl.h"
 
 
-#define MEGARAID_VERSION	"2.20.4.7"
-#define MEGARAID_EXT_VERSION	"(Release Date: Mon Nov 14 12:27:22 EST 2005)"
+#define MEGARAID_VERSION	"2.20.4.8"
+#define MEGARAID_EXT_VERSION	"(Release Date: Mon Apr 11 12:27:22 EST 2006)"
 
 
 /*
@@ -100,6 +100,9 @@
 #define MBOX_BUSY_WAIT		10	// max usec to wait for busy mailbox
 #define MBOX_RESET_WAIT		180	// wait these many seconds in reset
 #define MBOX_RESET_EXT_WAIT	120	// extended wait reset
+#define MBOX_SYNC_WAIT_CNT	0xFFFF	// wait loop index for synchronous mode
+
+#define MBOX_SYNC_DELAY_200	200	// 200 micro-seconds
 
 /*
  * maximum transfer that can happen through the firmware commands issued
diff --git a/drivers/scsi/megaraid/megaraid_mm.c b/drivers/scsi/megaraid/megaraid_mm.c
index 8f3ce0432295b..e8f534fb336ba 100644
--- a/drivers/scsi/megaraid/megaraid_mm.c
+++ b/drivers/scsi/megaraid/megaraid_mm.c
@@ -898,10 +898,8 @@ mraid_mm_register_adp(mraid_mmadp_t *lld_adp)
 
 	adapter = kmalloc(sizeof(mraid_mmadp_t), GFP_KERNEL);
 
-	if (!adapter) {
-		rval = -ENOMEM;
-		goto memalloc_error;
-	}
+	if (!adapter)
+		return -ENOMEM;
 
 	memset(adapter, 0, sizeof(mraid_mmadp_t));
 
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 017729c59a499..584fe5d8e5078 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -599,6 +599,7 @@ qla2x00_wait_for_loop_ready(scsi_qla_host_t *ha)
 *    Either SUCCESS or FAILED.
 *
 * Note:
+*    Only return FAILED if command not returned by firmware.
 **************************************************************************/
 int
 qla2xxx_eh_abort(struct scsi_cmnd *cmd)
@@ -609,11 +610,12 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
 	unsigned int id, lun;
 	unsigned long serial;
 	unsigned long flags;
+	int wait = 0;
 
 	if (!CMD_SP(cmd))
-		return FAILED;
+		return SUCCESS;
 
-	ret = FAILED;
+	ret = SUCCESS;
 
 	id = cmd->device->id;
 	lun = cmd->device->lun;
@@ -642,7 +644,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
 		} else {
 			DEBUG3(printk("%s(%ld): abort_command "
 			    "mbx success.\n", __func__, ha->host_no));
-			ret = SUCCESS;
+			wait = 1;
 		}
 		spin_lock_irqsave(&ha->hardware_lock, flags);
 
@@ -651,17 +653,18 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
 	/* Wait for the command to be returned. */
-	if (ret == SUCCESS) {
+	if (wait) {
 		if (qla2x00_eh_wait_on_command(ha, cmd) != QLA_SUCCESS) {
 			qla_printk(KERN_ERR, ha,
 			    "scsi(%ld:%d:%d): Abort handler timed out -- %lx "
 			    "%x.\n", ha->host_no, id, lun, serial, ret);
+			ret = FAILED;
 		}
 	}
 
 	qla_printk(KERN_INFO, ha,
-	    "scsi(%ld:%d:%d): Abort command issued -- %lx %x.\n", ha->host_no,
-	    id, lun, serial, ret);
+	    "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n",
+	    ha->host_no, id, lun, wait, serial, ret);
 
 	return ret;
 }
@@ -1700,8 +1703,8 @@ qla2x00_free_device(scsi_qla_host_t *ha)
 	ha->flags.online = 0;
 
 	/* Detach interrupts */
-	if (ha->pdev->irq)
-		free_irq(ha->pdev->irq, ha);
+	if (ha->host->irq)
+		free_irq(ha->host->irq, ha);
 
 	/* release io space registers  */
 	if (ha->iobase)
diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c
index c750d3399a978..941c1e15c8992 100644
--- a/drivers/scsi/scsi_devinfo.c
+++ b/drivers/scsi/scsi_devinfo.c
@@ -56,6 +56,8 @@ static struct {
 	{"DENON", "DRD-25X", "V", BLIST_NOLUN},			/* locks up */
 	{"HITACHI", "DK312C", "CM81", BLIST_NOLUN},	/* responds to all lun */
 	{"HITACHI", "DK314C", "CR21", BLIST_NOLUN},	/* responds to all lun */
+	{"IBM", "2104-DU3", NULL, BLIST_NOLUN},		/* locks up */
+	{"IBM", "2104-TU3", NULL, BLIST_NOLUN},		/* locks up */
 	{"IMS", "CDD521/10", "2.06", BLIST_NOLUN},	/* locks up */
 	{"MAXTOR", "XT-3280", "PR02", BLIST_NOLUN},	/* locks up */
 	{"MAXTOR", "XT-4380S", "B3C", BLIST_NOLUN},	/* locks up */
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 7b0f9a3810d2f..764a8b375ead1 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1067,16 +1067,29 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes,
 			break;
 		case NOT_READY:
 			/*
-			 * If the device is in the process of becoming ready,
-			 * retry.
+			 * If the device is in the process of becoming
+			 * ready, or has a temporary blockage, retry.
 			 */
-			if (sshdr.asc == 0x04 && sshdr.ascq == 0x01) {
-				scsi_requeue_command(q, cmd);
-				return;
+			if (sshdr.asc == 0x04) {
+				switch (sshdr.ascq) {
+				case 0x01: /* becoming ready */
+				case 0x04: /* format in progress */
+				case 0x05: /* rebuild in progress */
+				case 0x06: /* recalculation in progress */
+				case 0x07: /* operation in progress */
+				case 0x08: /* Long write in progress */
+				case 0x09: /* self test in progress */
+					scsi_requeue_command(q, cmd);
+					return;
+				default:
+					break;
+				}
 			}
-			if (!(req->flags & REQ_QUIET))
+			if (!(req->flags & REQ_QUIET)) {
 				scmd_printk(KERN_INFO, cmd,
-					   "Device not ready.\n");
+					   "Device not ready: ");
+				scsi_print_sense_hdr("", &sshdr);
+			}
 			scsi_end_request(cmd, 0, this_count, 1);
 			return;
 		case VOLUME_OVERFLOW:
diff --git a/drivers/scsi/sim710.c b/drivers/scsi/sim710.c
index 3274ab76c8d39..255886a9ac55c 100644
--- a/drivers/scsi/sim710.c
+++ b/drivers/scsi/sim710.c
@@ -75,7 +75,7 @@ param_setup(char *str)
 		else if(!strncmp(pos, "id:", 3)) {
 			if(slot == -1) {
 				printk(KERN_WARNING "sim710: Must specify slot for id parameter\n");
-			} else if(slot > MAX_SLOTS) {
+			} else if(slot >= MAX_SLOTS) {
 				printk(KERN_WARNING "sim710: Illegal slot %d for id %d\n", slot, val);
 			} else {
 				id_array[slot] = val;
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 674b15c78f680..bbf78aaf9e01f 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -362,6 +362,40 @@ serial_out(struct uart_8250_port *up, int offset, int value)
 #define serial_inp(up, offset)		serial_in(up, offset)
 #define serial_outp(up, offset, value)	serial_out(up, offset, value)
 
+/* Uart divisor latch read */
+static inline int _serial_dl_read(struct uart_8250_port *up)
+{
+	return serial_inp(up, UART_DLL) | serial_inp(up, UART_DLM) << 8;
+}
+
+/* Uart divisor latch write */
+static inline void _serial_dl_write(struct uart_8250_port *up, int value)
+{
+	serial_outp(up, UART_DLL, value & 0xff);
+	serial_outp(up, UART_DLM, value >> 8 & 0xff);
+}
+
+#ifdef CONFIG_SERIAL_8250_AU1X00
+/* Au1x00 haven't got a standard divisor latch */
+static int serial_dl_read(struct uart_8250_port *up)
+{
+	if (up->port.iotype == UPIO_AU)
+		return __raw_readl(up->port.membase + 0x28);
+	else
+		return _serial_dl_read(up);
+}
+
+static void serial_dl_write(struct uart_8250_port *up, int value)
+{
+	if (up->port.iotype == UPIO_AU)
+		__raw_writel(value, up->port.membase + 0x28);
+	else
+		_serial_dl_write(up, value);
+}
+#else
+#define serial_dl_read(up) _serial_dl_read(up)
+#define serial_dl_write(up, value) _serial_dl_write(up, value)
+#endif
 
 /*
  * For the 16C950
@@ -494,7 +528,8 @@ static void disable_rsa(struct uart_8250_port *up)
  */
 static int size_fifo(struct uart_8250_port *up)
 {
-	unsigned char old_fcr, old_mcr, old_dll, old_dlm, old_lcr;
+	unsigned char old_fcr, old_mcr, old_lcr;
+	unsigned short old_dl;
 	int count;
 
 	old_lcr = serial_inp(up, UART_LCR);
@@ -505,10 +540,8 @@ static int size_fifo(struct uart_8250_port *up)
 		    UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT);
 	serial_outp(up, UART_MCR, UART_MCR_LOOP);
 	serial_outp(up, UART_LCR, UART_LCR_DLAB);
-	old_dll = serial_inp(up, UART_DLL);
-	old_dlm = serial_inp(up, UART_DLM);
-	serial_outp(up, UART_DLL, 0x01);
-	serial_outp(up, UART_DLM, 0x00);
+	old_dl = serial_dl_read(up);
+	serial_dl_write(up, 0x0001);
 	serial_outp(up, UART_LCR, 0x03);
 	for (count = 0; count < 256; count++)
 		serial_outp(up, UART_TX, count);
@@ -519,8 +552,7 @@ static int size_fifo(struct uart_8250_port *up)
 	serial_outp(up, UART_FCR, old_fcr);
 	serial_outp(up, UART_MCR, old_mcr);
 	serial_outp(up, UART_LCR, UART_LCR_DLAB);
-	serial_outp(up, UART_DLL, old_dll);
-	serial_outp(up, UART_DLM, old_dlm);
+	serial_dl_write(up, old_dl);
 	serial_outp(up, UART_LCR, old_lcr);
 
 	return count;
@@ -750,8 +782,7 @@ static void autoconfig_16550a(struct uart_8250_port *up)
 
 			serial_outp(up, UART_LCR, 0xE0);
 
-			quot = serial_inp(up, UART_DLM) << 8;
-			quot += serial_inp(up, UART_DLL);
+			quot = serial_dl_read(up);
 			quot <<= 3;
 
 			status1 = serial_in(up, 0x04); /* EXCR1 */
@@ -759,8 +790,7 @@ static void autoconfig_16550a(struct uart_8250_port *up)
 			status1 |= 0x10;  /* 1.625 divisor for baud_base --> 921600 */
 			serial_outp(up, 0x04, status1);
 			
-			serial_outp(up, UART_DLL, quot & 0xff);
-			serial_outp(up, UART_DLM, quot >> 8);
+			serial_dl_write(up, quot);
 
 			serial_outp(up, UART_LCR, 0);
 
@@ -1862,8 +1892,7 @@ serial8250_set_termios(struct uart_port *port, struct termios *termios,
 		serial_outp(up, UART_LCR, cval | UART_LCR_DLAB);/* set DLAB */
 	}
 
-	serial_outp(up, UART_DLL, quot & 0xff);		/* LS of divisor */
-	serial_outp(up, UART_DLM, quot >> 8);		/* MS of divisor */
+	serial_dl_write(up, quot);
 
 	/*
 	 * LCR DLAB must be set to enable 64-byte FIFO mode. If the FCR
@@ -1906,6 +1935,9 @@ static int serial8250_request_std_resource(struct uart_8250_port *up)
 	int ret = 0;
 
 	switch (up->port.iotype) {
+	case UPIO_AU:
+		size = 0x100000;
+		/* fall thru */
 	case UPIO_MEM:
 		if (!up->port.mapbase)
 			break;
@@ -1938,6 +1970,9 @@ static void serial8250_release_std_resource(struct uart_8250_port *up)
 	unsigned int size = 8 << up->port.regshift;
 
 	switch (up->port.iotype) {
+	case UPIO_AU:
+		size = 0x100000;
+		/* fall thru */
 	case UPIO_MEM:
 		if (!up->port.mapbase)
 			break;
@@ -2200,10 +2235,17 @@ static void
 serial8250_console_write(struct console *co, const char *s, unsigned int count)
 {
 	struct uart_8250_port *up = &serial8250_ports[co->index];
+	unsigned long flags;
 	unsigned int ier;
+	int locked = 1;
 
 	touch_nmi_watchdog();
 
+	if (oops_in_progress) {
+		locked = spin_trylock_irqsave(&up->port.lock, flags);
+	} else
+		spin_lock_irqsave(&up->port.lock, flags);
+
 	/*
 	 *	First save the IER then disable the interrupts
 	 */
@@ -2221,8 +2263,10 @@ serial8250_console_write(struct console *co, const char *s, unsigned int count)
 	 *	and restore the IER
 	 */
 	wait_for_xmitr(up, BOTH_EMPTY);
-	up->ier |= UART_IER_THRI;
-	serial_out(up, UART_IER, ier | UART_IER_THRI);
+	serial_out(up, UART_IER, ier);
+
+	if (locked)
+		spin_unlock_irqrestore(&up->port.lock, flags);
 }
 
 static int serial8250_console_setup(struct console *co, char *options)
diff --git a/drivers/serial/8250_au1x00.c b/drivers/serial/8250_au1x00.c
index 3d1bfd07208df..58015fd14be9e 100644
--- a/drivers/serial/8250_au1x00.c
+++ b/drivers/serial/8250_au1x00.c
@@ -30,13 +30,12 @@
 	{						\
 		.iobase		= _base,		\
 		.membase	= (void __iomem *)_base,\
-		.mapbase	= _base,		\
+		.mapbase	= CPHYSADDR(_base),	\
 		.irq		= _irq,			\
 		.uartclk	= 0,	/* filled */	\
 		.regshift	= 2,			\
 		.iotype		= UPIO_AU,		\
-		.flags		= UPF_SKIP_TEST | 	\
-				  UPF_IOREMAP,		\
+		.flags		= UPF_SKIP_TEST 	\
 	}
 
 static struct plat_serial8250_port au1x00_data[] = {
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index fcd7744c4253f..17839e753e4cf 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -1500,20 +1500,18 @@ uart_block_til_ready(struct file *filp, struct uart_state *state)
 static struct uart_state *uart_get(struct uart_driver *drv, int line)
 {
 	struct uart_state *state;
+	int ret = 0;
 
-	mutex_lock(&port_mutex);
 	state = drv->state + line;
 	if (mutex_lock_interruptible(&state->mutex)) {
-		state = ERR_PTR(-ERESTARTSYS);
-		goto out;
+		ret = -ERESTARTSYS;
+		goto err;
 	}
 
 	state->count++;
-	if (!state->port) {
-		state->count--;
-		mutex_unlock(&state->mutex);
-		state = ERR_PTR(-ENXIO);
-		goto out;
+	if (!state->port || state->port->flags & UPF_DEAD) {
+		ret = -ENXIO;
+		goto err_unlock;
 	}
 
 	if (!state->info) {
@@ -1531,15 +1529,17 @@ static struct uart_state *uart_get(struct uart_driver *drv, int line)
 			tasklet_init(&state->info->tlet, uart_tasklet_action,
 				     (unsigned long)state);
 		} else {
-			state->count--;
-			mutex_unlock(&state->mutex);
-			state = ERR_PTR(-ENOMEM);
+			ret = -ENOMEM;
+			goto err_unlock;
 		}
 	}
-
- out:
-	mutex_unlock(&port_mutex);
 	return state;
+
+ err_unlock:
+	state->count--;
+	mutex_unlock(&state->mutex);
+ err:
+	return ERR_PTR(ret);
 }
 
 /*
@@ -1907,9 +1907,12 @@ uart_set_options(struct uart_port *port, struct console *co,
 static void uart_change_pm(struct uart_state *state, int pm_state)
 {
 	struct uart_port *port = state->port;
-	if (port->ops->pm)
-		port->ops->pm(port, pm_state, state->pm_state);
-	state->pm_state = pm_state;
+
+	if (state->pm_state != pm_state) {
+		if (port->ops->pm)
+			port->ops->pm(port, pm_state, state->pm_state);
+		state->pm_state = pm_state;
+	}
 }
 
 int uart_suspend_port(struct uart_driver *drv, struct uart_port *port)
@@ -2085,45 +2088,6 @@ uart_configure_port(struct uart_driver *drv, struct uart_state *state,
 	}
 }
 
-/*
- * This reverses the effects of uart_configure_port, hanging up the
- * port before removal.
- */
-static void
-uart_unconfigure_port(struct uart_driver *drv, struct uart_state *state)
-{
-	struct uart_port *port = state->port;
-	struct uart_info *info = state->info;
-
-	if (info && info->tty)
-		tty_vhangup(info->tty);
-
-	mutex_lock(&state->mutex);
-
-	state->info = NULL;
-
-	/*
-	 * Free the port IO and memory resources, if any.
-	 */
-	if (port->type != PORT_UNKNOWN)
-		port->ops->release_port(port);
-
-	/*
-	 * Indicate that there isn't a port here anymore.
-	 */
-	port->type = PORT_UNKNOWN;
-
-	/*
-	 * Kill the tasklet, and free resources.
-	 */
-	if (info) {
-		tasklet_kill(&info->tlet);
-		kfree(info);
-	}
-
-	mutex_unlock(&state->mutex);
-}
-
 static struct tty_operations uart_ops = {
 	.open		= uart_open,
 	.close		= uart_close,
@@ -2270,6 +2234,7 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *port)
 	state = drv->state + port->line;
 
 	mutex_lock(&port_mutex);
+	mutex_lock(&state->mutex);
 	if (state->port) {
 		ret = -EINVAL;
 		goto out;
@@ -2304,7 +2269,13 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *port)
 	    port->cons && !(port->cons->flags & CON_ENABLED))
 		register_console(port->cons);
 
+	/*
+	 * Ensure UPF_DEAD is not set.
+	 */
+	port->flags &= ~UPF_DEAD;
+
  out:
+	mutex_unlock(&state->mutex);
 	mutex_unlock(&port_mutex);
 
 	return ret;
@@ -2322,6 +2293,7 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *port)
 int uart_remove_one_port(struct uart_driver *drv, struct uart_port *port)
 {
 	struct uart_state *state = drv->state + port->line;
+	struct uart_info *info;
 
 	BUG_ON(in_interrupt());
 
@@ -2332,11 +2304,48 @@ int uart_remove_one_port(struct uart_driver *drv, struct uart_port *port)
 	mutex_lock(&port_mutex);
 
 	/*
+	 * Mark the port "dead" - this prevents any opens from
+	 * succeeding while we shut down the port.
+	 */
+	mutex_lock(&state->mutex);
+	port->flags |= UPF_DEAD;
+	mutex_unlock(&state->mutex);
+
+	/*
 	 * Remove the devices from devfs
 	 */
 	tty_unregister_device(drv->tty_driver, port->line);
 
-	uart_unconfigure_port(drv, state);
+	info = state->info;
+	if (info && info->tty)
+		tty_vhangup(info->tty);
+
+	/*
+	 * All users of this port should now be disconnected from
+	 * this driver, and the port shut down.  We should be the
+	 * only thread fiddling with this port from now on.
+	 */
+	state->info = NULL;
+
+	/*
+	 * Free the port IO and memory resources, if any.
+	 */
+	if (port->type != PORT_UNKNOWN)
+		port->ops->release_port(port);
+
+	/*
+	 * Indicate that there isn't a port here anymore.
+	 */
+	port->type = PORT_UNKNOWN;
+
+	/*
+	 * Kill the tasklet, and free resources.
+	 */
+	if (info) {
+		tasklet_kill(&info->tlet);
+		kfree(info);
+	}
+
 	state->port = NULL;
 	mutex_unlock(&port_mutex);
 
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 7a75faeb0526d..9ce1d01469b19 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -75,6 +75,14 @@ config SPI_BUTTERFLY
 	  inexpensive battery powered microcontroller evaluation board.
 	  This same cable can be used to flash new firmware.
 
+config SPI_PXA2XX
+	tristate "PXA2xx SSP SPI master"
+	depends on SPI_MASTER && ARCH_PXA && EXPERIMENTAL
+	help
+	  This enables using a PXA2xx SSP port as a SPI master controller.
+	  The driver can be configured to use any SSP port and additional
+	  documentation can be found a Documentation/spi/pxa2xx.
+
 #
 # Add new SPI master controllers in alphabetical order above this line
 #
diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile
index c2c87e845abf8..1bca5f95de251 100644
--- a/drivers/spi/Makefile
+++ b/drivers/spi/Makefile
@@ -13,6 +13,7 @@ obj-$(CONFIG_SPI_MASTER)		+= spi.o
 # SPI master controller drivers (bus)
 obj-$(CONFIG_SPI_BITBANG)		+= spi_bitbang.o
 obj-$(CONFIG_SPI_BUTTERFLY)		+= spi_butterfly.o
+obj-$(CONFIG_SPI_PXA2XX)		+= pxa2xx_spi.o
 # 	... add above this line ...
 
 # SPI protocol drivers (device/link on bus)
diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c
new file mode 100644
index 0000000000000..596bf820b70c6
--- /dev/null
+++ b/drivers/spi/pxa2xx_spi.c
@@ -0,0 +1,1467 @@
+/*
+ * Copyright (C) 2005 Stephen Street / StreetFire Sound Labs
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/ioport.h>
+#include <linux/errno.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/spi/spi.h>
+#include <linux/workqueue.h>
+#include <linux/errno.h>
+#include <linux/delay.h>
+
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/hardware.h>
+#include <asm/delay.h>
+#include <asm/dma.h>
+
+#include <asm/arch/hardware.h>
+#include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa2xx_spi.h>
+
+MODULE_AUTHOR("Stephen Street");
+MODULE_DESCRIPTION("PXA2xx SSP SPI Contoller");
+MODULE_LICENSE("GPL");
+
+#define MAX_BUSES 3
+
+#define DMA_INT_MASK (DCSR_ENDINTR | DCSR_STARTINTR | DCSR_BUSERR)
+#define RESET_DMA_CHANNEL (DCSR_NODESC | DMA_INT_MASK)
+#define IS_DMA_ALIGNED(x) (((u32)(x)&0x07)==0)
+
+#define DEFINE_SSP_REG(reg, off) \
+static inline u32 read_##reg(void *p) { return __raw_readl(p + (off)); } \
+static inline void write_##reg(u32 v, void *p) { __raw_writel(v, p + (off)); }
+
+DEFINE_SSP_REG(SSCR0, 0x00)
+DEFINE_SSP_REG(SSCR1, 0x04)
+DEFINE_SSP_REG(SSSR, 0x08)
+DEFINE_SSP_REG(SSITR, 0x0c)
+DEFINE_SSP_REG(SSDR, 0x10)
+DEFINE_SSP_REG(SSTO, 0x28)
+DEFINE_SSP_REG(SSPSP, 0x2c)
+
+#define START_STATE ((void*)0)
+#define RUNNING_STATE ((void*)1)
+#define DONE_STATE ((void*)2)
+#define ERROR_STATE ((void*)-1)
+
+#define QUEUE_RUNNING 0
+#define QUEUE_STOPPED 1
+
+struct driver_data {
+	/* Driver model hookup */
+	struct platform_device *pdev;
+
+	/* SPI framework hookup */
+	enum pxa_ssp_type ssp_type;
+	struct spi_master *master;
+
+	/* PXA hookup */
+	struct pxa2xx_spi_master *master_info;
+
+	/* DMA setup stuff */
+	int rx_channel;
+	int tx_channel;
+	u32 *null_dma_buf;
+
+	/* SSP register addresses */
+	void *ioaddr;
+	u32 ssdr_physical;
+
+	/* SSP masks*/
+	u32 dma_cr1;
+	u32 int_cr1;
+	u32 clear_sr;
+	u32 mask_sr;
+
+	/* Driver message queue */
+	struct workqueue_struct	*workqueue;
+	struct work_struct pump_messages;
+	spinlock_t lock;
+	struct list_head queue;
+	int busy;
+	int run;
+
+	/* Message Transfer pump */
+	struct tasklet_struct pump_transfers;
+
+	/* Current message transfer state info */
+	struct spi_message* cur_msg;
+	struct spi_transfer* cur_transfer;
+	struct chip_data *cur_chip;
+	size_t len;
+	void *tx;
+	void *tx_end;
+	void *rx;
+	void *rx_end;
+	int dma_mapped;
+	dma_addr_t rx_dma;
+	dma_addr_t tx_dma;
+	size_t rx_map_len;
+	size_t tx_map_len;
+	u8 n_bytes;
+	u32 dma_width;
+	int cs_change;
+	void (*write)(struct driver_data *drv_data);
+	void (*read)(struct driver_data *drv_data);
+	irqreturn_t (*transfer_handler)(struct driver_data *drv_data);
+	void (*cs_control)(u32 command);
+};
+
+struct chip_data {
+	u32 cr0;
+	u32 cr1;
+	u32 to;
+	u32 psp;
+	u32 timeout;
+	u8 n_bytes;
+	u32 dma_width;
+	u32 dma_burst_size;
+	u32 threshold;
+	u32 dma_threshold;
+	u8 enable_dma;
+	u8 bits_per_word;
+	u32 speed_hz;
+	void (*write)(struct driver_data *drv_data);
+	void (*read)(struct driver_data *drv_data);
+	void (*cs_control)(u32 command);
+};
+
+static void pump_messages(void *data);
+
+static int flush(struct driver_data *drv_data)
+{
+	unsigned long limit = loops_per_jiffy << 1;
+
+	void *reg = drv_data->ioaddr;
+
+	do {
+		while (read_SSSR(reg) & SSSR_RNE) {
+			read_SSDR(reg);
+		}
+	} while ((read_SSSR(reg) & SSSR_BSY) && limit--);
+	write_SSSR(SSSR_ROR, reg);
+
+	return limit;
+}
+
+static void restore_state(struct driver_data *drv_data)
+{
+	void *reg = drv_data->ioaddr;
+
+	/* Clear status and disable clock */
+	write_SSSR(drv_data->clear_sr, reg);
+	write_SSCR0(drv_data->cur_chip->cr0 & ~SSCR0_SSE, reg);
+
+	/* Load the registers */
+	write_SSCR1(drv_data->cur_chip->cr1, reg);
+	write_SSCR0(drv_data->cur_chip->cr0, reg);
+	if (drv_data->ssp_type != PXA25x_SSP) {
+		write_SSTO(0, reg);
+		write_SSPSP(drv_data->cur_chip->psp, reg);
+	}
+}
+
+static void null_cs_control(u32 command)
+{
+}
+
+static void null_writer(struct driver_data *drv_data)
+{
+	void *reg = drv_data->ioaddr;
+	u8 n_bytes = drv_data->n_bytes;
+
+	while ((read_SSSR(reg) & SSSR_TNF)
+			&& (drv_data->tx < drv_data->tx_end)) {
+		write_SSDR(0, reg);
+		drv_data->tx += n_bytes;
+	}
+}
+
+static void null_reader(struct driver_data *drv_data)
+{
+	void *reg = drv_data->ioaddr;
+	u8 n_bytes = drv_data->n_bytes;
+
+	while ((read_SSSR(reg) & SSSR_RNE)
+			&& (drv_data->rx < drv_data->rx_end)) {
+		read_SSDR(reg);
+		drv_data->rx += n_bytes;
+	}
+}
+
+static void u8_writer(struct driver_data *drv_data)
+{
+	void *reg = drv_data->ioaddr;
+
+	while ((read_SSSR(reg) & SSSR_TNF)
+			&& (drv_data->tx < drv_data->tx_end)) {
+		write_SSDR(*(u8 *)(drv_data->tx), reg);
+		++drv_data->tx;
+	}
+}
+
+static void u8_reader(struct driver_data *drv_data)
+{
+	void *reg = drv_data->ioaddr;
+
+	while ((read_SSSR(reg) & SSSR_RNE)
+			&& (drv_data->rx < drv_data->rx_end)) {
+		*(u8 *)(drv_data->rx) = read_SSDR(reg);
+		++drv_data->rx;
+	}
+}
+
+static void u16_writer(struct driver_data *drv_data)
+{
+	void *reg = drv_data->ioaddr;
+
+	while ((read_SSSR(reg) & SSSR_TNF)
+			&& (drv_data->tx < drv_data->tx_end)) {
+		write_SSDR(*(u16 *)(drv_data->tx), reg);
+		drv_data->tx += 2;
+	}
+}
+
+static void u16_reader(struct driver_data *drv_data)
+{
+	void *reg = drv_data->ioaddr;
+
+	while ((read_SSSR(reg) & SSSR_RNE)
+			&& (drv_data->rx < drv_data->rx_end)) {
+		*(u16 *)(drv_data->rx) = read_SSDR(reg);
+		drv_data->rx += 2;
+	}
+}
+static void u32_writer(struct driver_data *drv_data)
+{
+	void *reg = drv_data->ioaddr;
+
+	while ((read_SSSR(reg) & SSSR_TNF)
+			&& (drv_data->tx < drv_data->tx_end)) {
+		write_SSDR(*(u32 *)(drv_data->tx), reg);
+		drv_data->tx += 4;
+	}
+}
+
+static void u32_reader(struct driver_data *drv_data)
+{
+	void *reg = drv_data->ioaddr;
+
+	while ((read_SSSR(reg) & SSSR_RNE)
+			&& (drv_data->rx < drv_data->rx_end)) {
+		*(u32 *)(drv_data->rx) = read_SSDR(reg);
+		drv_data->rx += 4;
+	}
+}
+
+static void *next_transfer(struct driver_data *drv_data)
+{
+	struct spi_message *msg = drv_data->cur_msg;
+	struct spi_transfer *trans = drv_data->cur_transfer;
+
+	/* Move to next transfer */
+	if (trans->transfer_list.next != &msg->transfers) {
+		drv_data->cur_transfer =
+			list_entry(trans->transfer_list.next,
+					struct spi_transfer,
+					transfer_list);
+		return RUNNING_STATE;
+	} else
+		return DONE_STATE;
+}
+
+static int map_dma_buffers(struct driver_data *drv_data)
+{
+	struct spi_message *msg = drv_data->cur_msg;
+	struct device *dev = &msg->spi->dev;
+
+	if (!drv_data->cur_chip->enable_dma)
+		return 0;
+
+	if (msg->is_dma_mapped)
+		return  drv_data->rx_dma && drv_data->tx_dma;
+
+	if (!IS_DMA_ALIGNED(drv_data->rx) || !IS_DMA_ALIGNED(drv_data->tx))
+		return 0;
+
+	/* Modify setup if rx buffer is null */
+	if (drv_data->rx == NULL) {
+		*drv_data->null_dma_buf = 0;
+		drv_data->rx = drv_data->null_dma_buf;
+		drv_data->rx_map_len = 4;
+	} else
+		drv_data->rx_map_len = drv_data->len;
+
+
+	/* Modify setup if tx buffer is null */
+	if (drv_data->tx == NULL) {
+		*drv_data->null_dma_buf = 0;
+		drv_data->tx = drv_data->null_dma_buf;
+		drv_data->tx_map_len = 4;
+	} else
+		drv_data->tx_map_len = drv_data->len;
+
+	/* Stream map the rx buffer */
+	drv_data->rx_dma = dma_map_single(dev, drv_data->rx,
+						drv_data->rx_map_len,
+						DMA_FROM_DEVICE);
+	if (dma_mapping_error(drv_data->rx_dma))
+		return 0;
+
+	/* Stream map the tx buffer */
+	drv_data->tx_dma = dma_map_single(dev, drv_data->tx,
+						drv_data->tx_map_len,
+						DMA_TO_DEVICE);
+
+	if (dma_mapping_error(drv_data->tx_dma)) {
+		dma_unmap_single(dev, drv_data->rx_dma,
+					drv_data->rx_map_len, DMA_FROM_DEVICE);
+		return 0;
+	}
+
+	return 1;
+}
+
+static void unmap_dma_buffers(struct driver_data *drv_data)
+{
+	struct device *dev;
+
+	if (!drv_data->dma_mapped)
+		return;
+
+	if (!drv_data->cur_msg->is_dma_mapped) {
+		dev = &drv_data->cur_msg->spi->dev;
+		dma_unmap_single(dev, drv_data->rx_dma,
+					drv_data->rx_map_len, DMA_FROM_DEVICE);
+		dma_unmap_single(dev, drv_data->tx_dma,
+					drv_data->tx_map_len, DMA_TO_DEVICE);
+	}
+
+	drv_data->dma_mapped = 0;
+}
+
+/* caller already set message->status; dma and pio irqs are blocked */
+static void giveback(struct spi_message *message, struct driver_data *drv_data)
+{
+	struct spi_transfer* last_transfer;
+
+	last_transfer = list_entry(message->transfers.prev,
+					struct spi_transfer,
+					transfer_list);
+
+	if (!last_transfer->cs_change)
+		drv_data->cs_control(PXA2XX_CS_DEASSERT);
+
+	message->state = NULL;
+	if (message->complete)
+		message->complete(message->context);
+
+	drv_data->cur_msg = NULL;
+	drv_data->cur_transfer = NULL;
+	drv_data->cur_chip = NULL;
+	queue_work(drv_data->workqueue, &drv_data->pump_messages);
+}
+
+static int wait_ssp_rx_stall(void *ioaddr)
+{
+	unsigned long limit = loops_per_jiffy << 1;
+
+	while ((read_SSSR(ioaddr) & SSSR_BSY) && limit--)
+		cpu_relax();
+
+	return limit;
+}
+
+static int wait_dma_channel_stop(int channel)
+{
+	unsigned long limit = loops_per_jiffy << 1;
+
+	while (!(DCSR(channel) & DCSR_STOPSTATE) && limit--)
+		cpu_relax();
+
+	return limit;
+}
+
+static void dma_handler(int channel, void *data, struct pt_regs *regs)
+{
+	struct driver_data *drv_data = data;
+	struct spi_message *msg = drv_data->cur_msg;
+	void *reg = drv_data->ioaddr;
+	u32 irq_status = DCSR(channel) & DMA_INT_MASK;
+	u32 trailing_sssr = 0;
+
+	if (irq_status & DCSR_BUSERR) {
+
+		/* Disable interrupts, clear status and reset DMA */
+		if (drv_data->ssp_type != PXA25x_SSP)
+			write_SSTO(0, reg);
+		write_SSSR(drv_data->clear_sr, reg);
+		write_SSCR1(read_SSCR1(reg) & ~drv_data->dma_cr1, reg);
+		DCSR(drv_data->rx_channel) = RESET_DMA_CHANNEL;
+		DCSR(drv_data->tx_channel) = RESET_DMA_CHANNEL;
+
+		if (flush(drv_data) == 0)
+			dev_err(&drv_data->pdev->dev,
+					"dma_handler: flush fail\n");
+
+		unmap_dma_buffers(drv_data);
+
+		if (channel == drv_data->tx_channel)
+			dev_err(&drv_data->pdev->dev,
+				"dma_handler: bad bus address on "
+				"tx channel %d, source %x target = %x\n",
+				channel, DSADR(channel), DTADR(channel));
+		else
+			dev_err(&drv_data->pdev->dev,
+				"dma_handler: bad bus address on "
+				"rx channel %d, source %x target = %x\n",
+				channel, DSADR(channel), DTADR(channel));
+
+		msg->state = ERROR_STATE;
+		tasklet_schedule(&drv_data->pump_transfers);
+	}
+
+	/* PXA255x_SSP has no timeout interrupt, wait for tailing bytes */
+	if ((drv_data->ssp_type == PXA25x_SSP)
+		&& (channel == drv_data->tx_channel)
+		&& (irq_status & DCSR_ENDINTR)) {
+
+		/* Wait for rx to stall */
+		if (wait_ssp_rx_stall(drv_data->ioaddr) == 0)
+			dev_err(&drv_data->pdev->dev,
+				"dma_handler: ssp rx stall failed\n");
+
+		/* Clear and disable interrupts on SSP and DMA channels*/
+		write_SSSR(drv_data->clear_sr, reg);
+		write_SSCR1(read_SSCR1(reg) & ~drv_data->dma_cr1, reg);
+		DCSR(drv_data->tx_channel) = RESET_DMA_CHANNEL;
+		DCSR(drv_data->rx_channel) = RESET_DMA_CHANNEL;
+		if (wait_dma_channel_stop(drv_data->rx_channel) == 0)
+			dev_err(&drv_data->pdev->dev,
+				"dma_handler: dma rx channel stop failed\n");
+
+		unmap_dma_buffers(drv_data);
+
+		/* Read trailing bytes */
+		/* Calculate number of trailing bytes, read them */
+		trailing_sssr = read_SSSR(reg);
+		if ((trailing_sssr & 0xf008) != 0xf000) {
+			drv_data->rx = drv_data->rx_end -
+					(((trailing_sssr >> 12) & 0x0f) + 1);
+			drv_data->read(drv_data);
+		}
+		msg->actual_length += drv_data->len;
+
+		/* Release chip select if requested, transfer delays are
+		 * handled in pump_transfers */
+		if (drv_data->cs_change)
+			drv_data->cs_control(PXA2XX_CS_DEASSERT);
+
+		/* Move to next transfer */
+		msg->state = next_transfer(drv_data);
+
+		/* Schedule transfer tasklet */
+		tasklet_schedule(&drv_data->pump_transfers);
+	}
+}
+
+static irqreturn_t dma_transfer(struct driver_data *drv_data)
+{
+	u32 irq_status;
+	u32 trailing_sssr = 0;
+	struct spi_message *msg = drv_data->cur_msg;
+	void *reg = drv_data->ioaddr;
+
+	irq_status = read_SSSR(reg) & drv_data->mask_sr;
+	if (irq_status & SSSR_ROR) {
+		/* Clear and disable interrupts on SSP and DMA channels*/
+		if (drv_data->ssp_type != PXA25x_SSP)
+			write_SSTO(0, reg);
+		write_SSSR(drv_data->clear_sr, reg);
+		write_SSCR1(read_SSCR1(reg) & ~drv_data->dma_cr1, reg);
+		DCSR(drv_data->tx_channel) = RESET_DMA_CHANNEL;
+		DCSR(drv_data->rx_channel) = RESET_DMA_CHANNEL;
+		unmap_dma_buffers(drv_data);
+
+		if (flush(drv_data) == 0)
+			dev_err(&drv_data->pdev->dev,
+					"dma_transfer: flush fail\n");
+
+		dev_warn(&drv_data->pdev->dev, "dma_transfer: fifo overun\n");
+
+		drv_data->cur_msg->state = ERROR_STATE;
+		tasklet_schedule(&drv_data->pump_transfers);
+
+		return IRQ_HANDLED;
+	}
+
+	/* Check for false positive timeout */
+	if ((irq_status & SSSR_TINT) && DCSR(drv_data->tx_channel) & DCSR_RUN) {
+		write_SSSR(SSSR_TINT, reg);
+		return IRQ_HANDLED;
+	}
+
+	if (irq_status & SSSR_TINT || drv_data->rx == drv_data->rx_end) {
+
+		/* Clear and disable interrupts on SSP and DMA channels*/
+		if (drv_data->ssp_type != PXA25x_SSP)
+			write_SSTO(0, reg);
+		write_SSSR(drv_data->clear_sr, reg);
+		write_SSCR1(read_SSCR1(reg) & ~drv_data->dma_cr1, reg);
+		DCSR(drv_data->tx_channel) = RESET_DMA_CHANNEL;
+		DCSR(drv_data->rx_channel) = RESET_DMA_CHANNEL;
+
+		if (wait_dma_channel_stop(drv_data->rx_channel) == 0)
+			dev_err(&drv_data->pdev->dev,
+				"dma_transfer: dma rx channel stop failed\n");
+
+		if (wait_ssp_rx_stall(drv_data->ioaddr) == 0)
+			dev_err(&drv_data->pdev->dev,
+				"dma_transfer: ssp rx stall failed\n");
+
+		unmap_dma_buffers(drv_data);
+
+		/* Calculate number of trailing bytes, read them */
+		trailing_sssr = read_SSSR(reg);
+		if ((trailing_sssr & 0xf008) != 0xf000) {
+			drv_data->rx = drv_data->rx_end -
+					(((trailing_sssr >> 12) & 0x0f) + 1);
+			drv_data->read(drv_data);
+		}
+		msg->actual_length += drv_data->len;
+
+		/* Release chip select if requested, transfer delays are
+		 * handled in pump_transfers */
+		if (drv_data->cs_change)
+			drv_data->cs_control(PXA2XX_CS_DEASSERT);
+
+		/* Move to next transfer */
+		msg->state = next_transfer(drv_data);
+
+		/* Schedule transfer tasklet */
+		tasklet_schedule(&drv_data->pump_transfers);
+
+		return IRQ_HANDLED;
+	}
+
+	/* Opps problem detected */
+	return IRQ_NONE;
+}
+
+static irqreturn_t interrupt_transfer(struct driver_data *drv_data)
+{
+	u32 irq_status;
+	struct spi_message *msg = drv_data->cur_msg;
+	void *reg = drv_data->ioaddr;
+	irqreturn_t handled = IRQ_NONE;
+	unsigned long limit = loops_per_jiffy << 1;
+
+	while ((irq_status = (read_SSSR(reg) & drv_data->mask_sr))) {
+
+		if (irq_status & SSSR_ROR) {
+
+			/* Clear and disable interrupts */
+			if (drv_data->ssp_type != PXA25x_SSP)
+				write_SSTO(0, reg);
+			write_SSSR(drv_data->clear_sr, reg);
+			write_SSCR1(read_SSCR1(reg) & ~drv_data->int_cr1, reg);
+
+			if (flush(drv_data) == 0)
+				dev_err(&drv_data->pdev->dev,
+					"interrupt_transfer: flush fail\n");
+
+			dev_warn(&drv_data->pdev->dev,
+					"interrupt_transfer: fifo overun\n");
+
+			msg->state = ERROR_STATE;
+			tasklet_schedule(&drv_data->pump_transfers);
+
+			return IRQ_HANDLED;
+		}
+
+		/* Look for false positive timeout */
+		if ((irq_status & SSSR_TINT)
+				&& (drv_data->rx < drv_data->rx_end))
+			write_SSSR(SSSR_TINT, reg);
+
+		/* Pump data */
+		drv_data->read(drv_data);
+		drv_data->write(drv_data);
+
+		if (drv_data->tx == drv_data->tx_end) {
+			/* Disable tx interrupt */
+			write_SSCR1(read_SSCR1(reg) & ~SSCR1_TIE, reg);
+
+			/* PXA25x_SSP has no timeout, read trailing bytes */
+			if (drv_data->ssp_type == PXA25x_SSP) {
+				while ((read_SSSR(reg) & SSSR_BSY) && limit--)
+					drv_data->read(drv_data);
+
+				if (limit == 0)
+					dev_err(&drv_data->pdev->dev,
+						"interrupt_transfer: "
+						"trailing byte read failed\n");
+			}
+		}
+
+		if ((irq_status & SSSR_TINT)
+				|| (drv_data->rx == drv_data->rx_end)) {
+
+			/* Clear timeout */
+			if (drv_data->ssp_type != PXA25x_SSP)
+				write_SSTO(0, reg);
+			write_SSSR(drv_data->clear_sr, reg);
+			write_SSCR1(read_SSCR1(reg) & ~drv_data->int_cr1, reg);
+
+			/* Update total byte transfered */
+			msg->actual_length += drv_data->len;
+
+			/* Release chip select if requested, transfer delays are
+			 * handled in pump_transfers */
+			if (drv_data->cs_change)
+				drv_data->cs_control(PXA2XX_CS_DEASSERT);
+
+			/* Move to next transfer */
+			msg->state = next_transfer(drv_data);
+
+			/* Schedule transfer tasklet */
+			tasklet_schedule(&drv_data->pump_transfers);
+
+			return IRQ_HANDLED;
+		}
+
+		/* We did something */
+		handled = IRQ_HANDLED;
+	}
+
+	return handled;
+}
+
+static irqreturn_t ssp_int(int irq, void *dev_id, struct pt_regs *regs)
+{
+	struct driver_data *drv_data = (struct driver_data *)dev_id;
+
+	if (!drv_data->cur_msg) {
+		dev_err(&drv_data->pdev->dev, "bad message state "
+				"in interrupt handler\n");
+		/* Never fail */
+		return IRQ_HANDLED;
+	}
+
+	return drv_data->transfer_handler(drv_data);
+}
+
+static void pump_transfers(unsigned long data)
+{
+	struct driver_data *drv_data = (struct driver_data *)data;
+	struct spi_message *message = NULL;
+	struct spi_transfer *transfer = NULL;
+	struct spi_transfer *previous = NULL;
+	struct chip_data *chip = NULL;
+	void *reg = drv_data->ioaddr;
+	u32 clk_div = 0;
+	u8 bits = 0;
+	u32 speed = 0;
+	u32 cr0;
+
+	/* Get current state information */
+	message = drv_data->cur_msg;
+	transfer = drv_data->cur_transfer;
+	chip = drv_data->cur_chip;
+
+	/* Handle for abort */
+	if (message->state == ERROR_STATE) {
+		message->status = -EIO;
+		giveback(message, drv_data);
+		return;
+	}
+
+	/* Handle end of message */
+	if (message->state == DONE_STATE) {
+		message->status = 0;
+		giveback(message, drv_data);
+		return;
+	}
+
+	/* Delay if requested at end of transfer*/
+	if (message->state == RUNNING_STATE) {
+		previous = list_entry(transfer->transfer_list.prev,
+					struct spi_transfer,
+					transfer_list);
+		if (previous->delay_usecs)
+			udelay(previous->delay_usecs);
+	}
+
+	/* Setup the transfer state based on the type of transfer */
+	if (flush(drv_data) == 0) {
+		dev_err(&drv_data->pdev->dev, "pump_transfers: flush failed\n");
+		message->status = -EIO;
+		giveback(message, drv_data);
+		return;
+	}
+	drv_data->n_bytes = chip->n_bytes;
+	drv_data->dma_width = chip->dma_width;
+	drv_data->cs_control = chip->cs_control;
+	drv_data->tx = (void *)transfer->tx_buf;
+	drv_data->tx_end = drv_data->tx + transfer->len;
+	drv_data->rx = transfer->rx_buf;
+	drv_data->rx_end = drv_data->rx + transfer->len;
+	drv_data->rx_dma = transfer->rx_dma;
+	drv_data->tx_dma = transfer->tx_dma;
+	drv_data->len = transfer->len;
+	drv_data->write = drv_data->tx ? chip->write : null_writer;
+	drv_data->read = drv_data->rx ? chip->read : null_reader;
+	drv_data->cs_change = transfer->cs_change;
+
+	/* Change speed and bit per word on a per transfer */
+	if (transfer->speed_hz || transfer->bits_per_word) {
+
+		/* Disable clock */
+		write_SSCR0(chip->cr0 & ~SSCR0_SSE, reg);
+		cr0 = chip->cr0;
+		bits = chip->bits_per_word;
+		speed = chip->speed_hz;
+
+		if (transfer->speed_hz)
+			speed = transfer->speed_hz;
+
+		if (transfer->bits_per_word)
+			bits = transfer->bits_per_word;
+
+		if (reg == SSP1_VIRT)
+			clk_div = SSP1_SerClkDiv(speed);
+		else if (reg == SSP2_VIRT)
+			clk_div = SSP2_SerClkDiv(speed);
+		else if (reg == SSP3_VIRT)
+			clk_div = SSP3_SerClkDiv(speed);
+
+		if (bits <= 8) {
+			drv_data->n_bytes = 1;
+			drv_data->dma_width = DCMD_WIDTH1;
+			drv_data->read = drv_data->read != null_reader ?
+						u8_reader : null_reader;
+			drv_data->write = drv_data->write != null_writer ?
+						u8_writer : null_writer;
+		} else if (bits <= 16) {
+			drv_data->n_bytes = 2;
+			drv_data->dma_width = DCMD_WIDTH2;
+			drv_data->read = drv_data->read != null_reader ?
+						u16_reader : null_reader;
+			drv_data->write = drv_data->write != null_writer ?
+						u16_writer : null_writer;
+		} else if (bits <= 32) {
+			drv_data->n_bytes = 4;
+			drv_data->dma_width = DCMD_WIDTH4;
+			drv_data->read = drv_data->read != null_reader ?
+						u32_reader : null_reader;
+			drv_data->write = drv_data->write != null_writer ?
+						u32_writer : null_writer;
+		}
+
+		cr0 = clk_div
+			| SSCR0_Motorola
+			| SSCR0_DataSize(bits & 0x0f)
+			| SSCR0_SSE
+			| (bits > 16 ? SSCR0_EDSS : 0);
+
+		/* Start it back up */
+		write_SSCR0(cr0, reg);
+	}
+
+	message->state = RUNNING_STATE;
+
+	/* Try to map dma buffer and do a dma transfer if successful */
+	if ((drv_data->dma_mapped = map_dma_buffers(drv_data))) {
+
+		/* Ensure we have the correct interrupt handler */
+		drv_data->transfer_handler = dma_transfer;
+
+		/* Setup rx DMA Channel */
+		DCSR(drv_data->rx_channel) = RESET_DMA_CHANNEL;
+		DSADR(drv_data->rx_channel) = drv_data->ssdr_physical;
+		DTADR(drv_data->rx_channel) = drv_data->rx_dma;
+		if (drv_data->rx == drv_data->null_dma_buf)
+			/* No target address increment */
+			DCMD(drv_data->rx_channel) = DCMD_FLOWSRC
+							| drv_data->dma_width
+							| chip->dma_burst_size
+							| drv_data->len;
+		else
+			DCMD(drv_data->rx_channel) = DCMD_INCTRGADDR
+							| DCMD_FLOWSRC
+							| drv_data->dma_width
+							| chip->dma_burst_size
+							| drv_data->len;
+
+		/* Setup tx DMA Channel */
+		DCSR(drv_data->tx_channel) = RESET_DMA_CHANNEL;
+		DSADR(drv_data->tx_channel) = drv_data->tx_dma;
+		DTADR(drv_data->tx_channel) = drv_data->ssdr_physical;
+		if (drv_data->tx == drv_data->null_dma_buf)
+			/* No source address increment */
+			DCMD(drv_data->tx_channel) = DCMD_FLOWTRG
+							| drv_data->dma_width
+							| chip->dma_burst_size
+							| drv_data->len;
+		else
+			DCMD(drv_data->tx_channel) = DCMD_INCSRCADDR
+							| DCMD_FLOWTRG
+							| drv_data->dma_width
+							| chip->dma_burst_size
+							| drv_data->len;
+
+		/* Enable dma end irqs on SSP to detect end of transfer */
+		if (drv_data->ssp_type == PXA25x_SSP)
+			DCMD(drv_data->tx_channel) |= DCMD_ENDIRQEN;
+
+		/* Fix me, need to handle cs polarity */
+		drv_data->cs_control(PXA2XX_CS_ASSERT);
+
+		/* Go baby, go */
+		write_SSSR(drv_data->clear_sr, reg);
+		DCSR(drv_data->rx_channel) |= DCSR_RUN;
+		DCSR(drv_data->tx_channel) |= DCSR_RUN;
+		if (drv_data->ssp_type != PXA25x_SSP)
+			write_SSTO(chip->timeout, reg);
+		write_SSCR1(chip->cr1
+				| chip->dma_threshold
+				| drv_data->dma_cr1,
+				reg);
+	} else {
+		/* Ensure we have the correct interrupt handler	*/
+		drv_data->transfer_handler = interrupt_transfer;
+
+		/* Fix me, need to handle cs polarity */
+		drv_data->cs_control(PXA2XX_CS_ASSERT);
+
+		/* Go baby, go */
+		write_SSSR(drv_data->clear_sr, reg);
+		if (drv_data->ssp_type != PXA25x_SSP)
+			write_SSTO(chip->timeout, reg);
+		write_SSCR1(chip->cr1
+				| chip->threshold
+				| drv_data->int_cr1,
+				reg);
+	}
+}
+
+static void pump_messages(void *data)
+{
+	struct driver_data *drv_data = data;
+	unsigned long flags;
+
+	/* Lock queue and check for queue work */
+	spin_lock_irqsave(&drv_data->lock, flags);
+	if (list_empty(&drv_data->queue) || drv_data->run == QUEUE_STOPPED) {
+		drv_data->busy = 0;
+		spin_unlock_irqrestore(&drv_data->lock, flags);
+		return;
+	}
+
+	/* Make sure we are not already running a message */
+	if (drv_data->cur_msg) {
+		spin_unlock_irqrestore(&drv_data->lock, flags);
+		return;
+	}
+
+	/* Extract head of queue */
+	drv_data->cur_msg = list_entry(drv_data->queue.next,
+					struct spi_message, queue);
+	list_del_init(&drv_data->cur_msg->queue);
+	drv_data->busy = 1;
+	spin_unlock_irqrestore(&drv_data->lock, flags);
+
+	/* Initial message state*/
+	drv_data->cur_msg->state = START_STATE;
+	drv_data->cur_transfer = list_entry(drv_data->cur_msg->transfers.next,
+						struct spi_transfer,
+						transfer_list);
+
+	/* Setup the SSP using the per chip configuration */
+	drv_data->cur_chip = spi_get_ctldata(drv_data->cur_msg->spi);
+	restore_state(drv_data);
+
+	/* Mark as busy and launch transfers */
+	tasklet_schedule(&drv_data->pump_transfers);
+}
+
+static int transfer(struct spi_device *spi, struct spi_message *msg)
+{
+	struct driver_data *drv_data = spi_master_get_devdata(spi->master);
+	unsigned long flags;
+
+	spin_lock_irqsave(&drv_data->lock, flags);
+
+	if (drv_data->run == QUEUE_STOPPED) {
+		spin_unlock_irqrestore(&drv_data->lock, flags);
+		return -ESHUTDOWN;
+	}
+
+	msg->actual_length = 0;
+	msg->status = -EINPROGRESS;
+	msg->state = START_STATE;
+
+	list_add_tail(&msg->queue, &drv_data->queue);
+
+	if (drv_data->run == QUEUE_RUNNING && !drv_data->busy)
+		queue_work(drv_data->workqueue, &drv_data->pump_messages);
+
+	spin_unlock_irqrestore(&drv_data->lock, flags);
+
+	return 0;
+}
+
+static int setup(struct spi_device *spi)
+{
+	struct pxa2xx_spi_chip *chip_info = NULL;
+	struct chip_data *chip;
+	struct driver_data *drv_data = spi_master_get_devdata(spi->master);
+	unsigned int clk_div;
+
+	if (!spi->bits_per_word)
+		spi->bits_per_word = 8;
+
+	if (drv_data->ssp_type != PXA25x_SSP
+			&& (spi->bits_per_word < 4 || spi->bits_per_word > 32))
+		return -EINVAL;
+	else if (spi->bits_per_word < 4 || spi->bits_per_word > 16)
+		return -EINVAL;
+
+	/* Only alloc (or use chip_info) on first setup */
+	chip = spi_get_ctldata(spi);
+	if (chip == NULL) {
+		chip = kzalloc(sizeof(struct chip_data), GFP_KERNEL);
+		if (!chip)
+			return -ENOMEM;
+
+		chip->cs_control = null_cs_control;
+		chip->enable_dma = 0;
+		chip->timeout = 5;
+		chip->threshold = SSCR1_RxTresh(1) | SSCR1_TxTresh(1);
+		chip->dma_burst_size = drv_data->master_info->enable_dma ?
+					DCMD_BURST8 : 0;
+
+		chip_info = spi->controller_data;
+	}
+
+	/* chip_info isn't always needed */
+	if (chip_info) {
+		if (chip_info->cs_control)
+			chip->cs_control = chip_info->cs_control;
+
+		chip->timeout = (chip_info->timeout_microsecs * 10000) / 2712;
+
+		chip->threshold = SSCR1_RxTresh(chip_info->rx_threshold)
+					| SSCR1_TxTresh(chip_info->tx_threshold);
+
+		chip->enable_dma = chip_info->dma_burst_size != 0
+					&& drv_data->master_info->enable_dma;
+		chip->dma_threshold = 0;
+
+		if (chip->enable_dma) {
+			if (chip_info->dma_burst_size <= 8) {
+				chip->dma_threshold = SSCR1_RxTresh(8)
+							| SSCR1_TxTresh(8);
+				chip->dma_burst_size = DCMD_BURST8;
+			} else if (chip_info->dma_burst_size <= 16) {
+				chip->dma_threshold = SSCR1_RxTresh(16)
+							| SSCR1_TxTresh(16);
+				chip->dma_burst_size = DCMD_BURST16;
+			} else {
+				chip->dma_threshold = SSCR1_RxTresh(32)
+							| SSCR1_TxTresh(32);
+				chip->dma_burst_size = DCMD_BURST32;
+			}
+		}
+
+
+		if (chip_info->enable_loopback)
+			chip->cr1 = SSCR1_LBM;
+	}
+
+	if (drv_data->ioaddr == SSP1_VIRT)
+		clk_div = SSP1_SerClkDiv(spi->max_speed_hz);
+	else if (drv_data->ioaddr == SSP2_VIRT)
+		clk_div = SSP2_SerClkDiv(spi->max_speed_hz);
+	else if (drv_data->ioaddr == SSP3_VIRT)
+		clk_div = SSP3_SerClkDiv(spi->max_speed_hz);
+	else
+		return -ENODEV;
+	chip->speed_hz = spi->max_speed_hz;
+
+	chip->cr0 = clk_div
+			| SSCR0_Motorola
+			| SSCR0_DataSize(spi->bits_per_word & 0x0f)
+			| SSCR0_SSE
+			| (spi->bits_per_word > 16 ? SSCR0_EDSS : 0);
+	chip->cr1 |= (((spi->mode & SPI_CPHA) != 0) << 4)
+			| (((spi->mode & SPI_CPOL) != 0) << 3);
+
+	/* NOTE:  PXA25x_SSP _could_ use external clocking ... */
+	if (drv_data->ssp_type != PXA25x_SSP)
+		dev_dbg(&spi->dev, "%d bits/word, %d Hz, mode %d\n",
+				spi->bits_per_word,
+				(CLOCK_SPEED_HZ)
+					/ (1 + ((chip->cr0 & SSCR0_SCR) >> 8)),
+				spi->mode & 0x3);
+	else
+		dev_dbg(&spi->dev, "%d bits/word, %d Hz, mode %d\n",
+				spi->bits_per_word,
+				(CLOCK_SPEED_HZ/2)
+					/ (1 + ((chip->cr0 & SSCR0_SCR) >> 8)),
+				spi->mode & 0x3);
+
+	if (spi->bits_per_word <= 8) {
+		chip->n_bytes = 1;
+		chip->dma_width = DCMD_WIDTH1;
+		chip->read = u8_reader;
+		chip->write = u8_writer;
+	} else if (spi->bits_per_word <= 16) {
+		chip->n_bytes = 2;
+		chip->dma_width = DCMD_WIDTH2;
+		chip->read = u16_reader;
+		chip->write = u16_writer;
+	} else if (spi->bits_per_word <= 32) {
+		chip->cr0 |= SSCR0_EDSS;
+		chip->n_bytes = 4;
+		chip->dma_width = DCMD_WIDTH4;
+		chip->read = u32_reader;
+		chip->write = u32_writer;
+	} else {
+		dev_err(&spi->dev, "invalid wordsize\n");
+		kfree(chip);
+		return -ENODEV;
+	}
+	chip->bits_per_word = spi->bits_per_word;
+
+	spi_set_ctldata(spi, chip);
+
+	return 0;
+}
+
+static void cleanup(const struct spi_device *spi)
+{
+	struct chip_data *chip = spi_get_ctldata((struct spi_device *)spi);
+
+	kfree(chip);
+}
+
+static int init_queue(struct driver_data *drv_data)
+{
+	INIT_LIST_HEAD(&drv_data->queue);
+	spin_lock_init(&drv_data->lock);
+
+	drv_data->run = QUEUE_STOPPED;
+	drv_data->busy = 0;
+
+	tasklet_init(&drv_data->pump_transfers,
+			pump_transfers,	(unsigned long)drv_data);
+
+	INIT_WORK(&drv_data->pump_messages, pump_messages, drv_data);
+	drv_data->workqueue = create_singlethread_workqueue(
+					drv_data->master->cdev.dev->bus_id);
+	if (drv_data->workqueue == NULL)
+		return -EBUSY;
+
+	return 0;
+}
+
+static int start_queue(struct driver_data *drv_data)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&drv_data->lock, flags);
+
+	if (drv_data->run == QUEUE_RUNNING || drv_data->busy) {
+		spin_unlock_irqrestore(&drv_data->lock, flags);
+		return -EBUSY;
+	}
+
+	drv_data->run = QUEUE_RUNNING;
+	drv_data->cur_msg = NULL;
+	drv_data->cur_transfer = NULL;
+	drv_data->cur_chip = NULL;
+	spin_unlock_irqrestore(&drv_data->lock, flags);
+
+	queue_work(drv_data->workqueue, &drv_data->pump_messages);
+
+	return 0;
+}
+
+static int stop_queue(struct driver_data *drv_data)
+{
+	unsigned long flags;
+	unsigned limit = 500;
+	int status = 0;
+
+	spin_lock_irqsave(&drv_data->lock, flags);
+
+	/* This is a bit lame, but is optimized for the common execution path.
+	 * A wait_queue on the drv_data->busy could be used, but then the common
+	 * execution path (pump_messages) would be required to call wake_up or
+	 * friends on every SPI message. Do this instead */
+	drv_data->run = QUEUE_STOPPED;
+	while (!list_empty(&drv_data->queue) && drv_data->busy && limit--) {
+		spin_unlock_irqrestore(&drv_data->lock, flags);
+		msleep(10);
+		spin_lock_irqsave(&drv_data->lock, flags);
+	}
+
+	if (!list_empty(&drv_data->queue) || drv_data->busy)
+		status = -EBUSY;
+
+	spin_unlock_irqrestore(&drv_data->lock, flags);
+
+	return status;
+}
+
+static int destroy_queue(struct driver_data *drv_data)
+{
+	int status;
+
+	status = stop_queue(drv_data);
+	if (status != 0)
+		return status;
+
+	destroy_workqueue(drv_data->workqueue);
+
+	return 0;
+}
+
+static int pxa2xx_spi_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct pxa2xx_spi_master *platform_info;
+	struct spi_master *master;
+	struct driver_data *drv_data = 0;
+	struct resource *memory_resource;
+	int irq;
+	int status = 0;
+
+	platform_info = dev->platform_data;
+
+	if (platform_info->ssp_type == SSP_UNDEFINED) {
+		dev_err(&pdev->dev, "undefined SSP\n");
+		return -ENODEV;
+	}
+
+	/* Allocate master with space for drv_data and null dma buffer */
+	master = spi_alloc_master(dev, sizeof(struct driver_data) + 16);
+	if (!master) {
+		dev_err(&pdev->dev, "can not alloc spi_master\n");
+		return -ENOMEM;
+	}
+	drv_data = spi_master_get_devdata(master);
+	drv_data->master = master;
+	drv_data->master_info = platform_info;
+	drv_data->pdev = pdev;
+
+	master->bus_num = pdev->id;
+	master->num_chipselect = platform_info->num_chipselect;
+	master->cleanup = cleanup;
+	master->setup = setup;
+	master->transfer = transfer;
+
+	drv_data->ssp_type = platform_info->ssp_type;
+	drv_data->null_dma_buf = (u32 *)ALIGN((u32)(drv_data +
+						sizeof(struct driver_data)), 8);
+
+	/* Setup register addresses */
+	memory_resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!memory_resource) {
+		dev_err(&pdev->dev, "memory resources not defined\n");
+		status = -ENODEV;
+		goto out_error_master_alloc;
+	}
+
+	drv_data->ioaddr = (void *)io_p2v(memory_resource->start);
+	drv_data->ssdr_physical = memory_resource->start + 0x00000010;
+	if (platform_info->ssp_type == PXA25x_SSP) {
+		drv_data->int_cr1 = SSCR1_TIE | SSCR1_RIE;
+		drv_data->dma_cr1 = 0;
+		drv_data->clear_sr = SSSR_ROR;
+		drv_data->mask_sr = SSSR_RFS | SSSR_TFS | SSSR_ROR;
+	} else {
+		drv_data->int_cr1 = SSCR1_TIE | SSCR1_RIE | SSCR1_TINTE;
+		drv_data->dma_cr1 = SSCR1_TSRE | SSCR1_RSRE | SSCR1_TINTE;
+		drv_data->clear_sr = SSSR_ROR | SSSR_TINT;
+		drv_data->mask_sr = SSSR_TINT | SSSR_RFS | SSSR_TFS | SSSR_ROR;
+	}
+
+	/* Attach to IRQ */
+	irq = platform_get_irq(pdev, 0);
+	if (irq < 0) {
+		dev_err(&pdev->dev, "irq resource not defined\n");
+		status = -ENODEV;
+		goto out_error_master_alloc;
+	}
+
+	status = request_irq(irq, ssp_int, SA_INTERRUPT, dev->bus_id, drv_data);
+	if (status < 0) {
+		dev_err(&pdev->dev, "can not get IRQ\n");
+		goto out_error_master_alloc;
+	}
+
+	/* Setup DMA if requested */
+	drv_data->tx_channel = -1;
+	drv_data->rx_channel = -1;
+	if (platform_info->enable_dma) {
+
+		/* Get two DMA channels	(rx and tx) */
+		drv_data->rx_channel = pxa_request_dma("pxa2xx_spi_ssp_rx",
+							DMA_PRIO_HIGH,
+							dma_handler,
+							drv_data);
+		if (drv_data->rx_channel < 0) {
+			dev_err(dev, "problem (%d) requesting rx channel\n",
+				drv_data->rx_channel);
+			status = -ENODEV;
+			goto out_error_irq_alloc;
+		}
+		drv_data->tx_channel = pxa_request_dma("pxa2xx_spi_ssp_tx",
+							DMA_PRIO_MEDIUM,
+							dma_handler,
+							drv_data);
+		if (drv_data->tx_channel < 0) {
+			dev_err(dev, "problem (%d) requesting tx channel\n",
+				drv_data->tx_channel);
+			status = -ENODEV;
+			goto out_error_dma_alloc;
+		}
+
+		if (drv_data->ioaddr == SSP1_VIRT) {
+				DRCMRRXSSDR = DRCMR_MAPVLD
+						| drv_data->rx_channel;
+				DRCMRTXSSDR = DRCMR_MAPVLD
+						| drv_data->tx_channel;
+		} else if (drv_data->ioaddr == SSP2_VIRT) {
+				DRCMRRXSS2DR = DRCMR_MAPVLD
+						| drv_data->rx_channel;
+				DRCMRTXSS2DR = DRCMR_MAPVLD
+						| drv_data->tx_channel;
+		} else if (drv_data->ioaddr == SSP3_VIRT) {
+				DRCMRRXSS3DR = DRCMR_MAPVLD
+						| drv_data->rx_channel;
+				DRCMRTXSS3DR = DRCMR_MAPVLD
+						| drv_data->tx_channel;
+		} else {
+			dev_err(dev, "bad SSP type\n");
+			goto out_error_dma_alloc;
+		}
+	}
+
+	/* Enable SOC clock */
+	pxa_set_cken(platform_info->clock_enable, 1);
+
+	/* Load default SSP configuration */
+	write_SSCR0(0, drv_data->ioaddr);
+	write_SSCR1(SSCR1_RxTresh(4) | SSCR1_TxTresh(12), drv_data->ioaddr);
+	write_SSCR0(SSCR0_SerClkDiv(2)
+			| SSCR0_Motorola
+			| SSCR0_DataSize(8),
+			drv_data->ioaddr);
+	if (drv_data->ssp_type != PXA25x_SSP)
+		write_SSTO(0, drv_data->ioaddr);
+	write_SSPSP(0, drv_data->ioaddr);
+
+	/* Initial and start queue */
+	status = init_queue(drv_data);
+	if (status != 0) {
+		dev_err(&pdev->dev, "problem initializing queue\n");
+		goto out_error_clock_enabled;
+	}
+	status = start_queue(drv_data);
+	if (status != 0) {
+		dev_err(&pdev->dev, "problem starting queue\n");
+		goto out_error_clock_enabled;
+	}
+
+	/* Register with the SPI framework */
+	platform_set_drvdata(pdev, drv_data);
+	status = spi_register_master(master);
+	if (status != 0) {
+		dev_err(&pdev->dev, "problem registering spi master\n");
+		goto out_error_queue_alloc;
+	}
+
+	return status;
+
+out_error_queue_alloc:
+	destroy_queue(drv_data);
+
+out_error_clock_enabled:
+	pxa_set_cken(platform_info->clock_enable, 0);
+
+out_error_dma_alloc:
+	if (drv_data->tx_channel != -1)
+		pxa_free_dma(drv_data->tx_channel);
+	if (drv_data->rx_channel != -1)
+		pxa_free_dma(drv_data->rx_channel);
+
+out_error_irq_alloc:
+	free_irq(irq, drv_data);
+
+out_error_master_alloc:
+	spi_master_put(master);
+	return status;
+}
+
+static int pxa2xx_spi_remove(struct platform_device *pdev)
+{
+	struct driver_data *drv_data = platform_get_drvdata(pdev);
+	int irq;
+	int status = 0;
+
+	if (!drv_data)
+		return 0;
+
+	/* Remove the queue */
+	status = destroy_queue(drv_data);
+	if (status != 0)
+		return status;
+
+	/* Disable the SSP at the peripheral and SOC level */
+	write_SSCR0(0, drv_data->ioaddr);
+	pxa_set_cken(drv_data->master_info->clock_enable, 0);
+
+	/* Release DMA */
+	if (drv_data->master_info->enable_dma) {
+		if (drv_data->ioaddr == SSP1_VIRT) {
+			DRCMRRXSSDR = 0;
+			DRCMRTXSSDR = 0;
+		} else if (drv_data->ioaddr == SSP2_VIRT) {
+			DRCMRRXSS2DR = 0;
+			DRCMRTXSS2DR = 0;
+		} else if (drv_data->ioaddr == SSP3_VIRT) {
+			DRCMRRXSS3DR = 0;
+			DRCMRTXSS3DR = 0;
+		}
+		pxa_free_dma(drv_data->tx_channel);
+		pxa_free_dma(drv_data->rx_channel);
+	}
+
+	/* Release IRQ */
+	irq = platform_get_irq(pdev, 0);
+	if (irq >= 0)
+		free_irq(irq, drv_data);
+
+	/* Disconnect from the SPI framework */
+	spi_unregister_master(drv_data->master);
+
+	/* Prevent double remove */
+	platform_set_drvdata(pdev, NULL);
+
+	return 0;
+}
+
+static void pxa2xx_spi_shutdown(struct platform_device *pdev)
+{
+	int status = 0;
+
+	if ((status = pxa2xx_spi_remove(pdev)) != 0)
+		dev_err(&pdev->dev, "shutdown failed with %d\n", status);
+}
+
+#ifdef CONFIG_PM
+static int suspend_devices(struct device *dev, void *pm_message)
+{
+	pm_message_t *state = pm_message;
+
+	if (dev->power.power_state.event != state->event) {
+		dev_warn(dev, "pm state does not match request\n");
+		return -1;
+	}
+
+	return 0;
+}
+
+static int pxa2xx_spi_suspend(struct platform_device *pdev, pm_message_t state)
+{
+	struct driver_data *drv_data = platform_get_drvdata(pdev);
+	int status = 0;
+
+	/* Check all childern for current power state */
+	if (device_for_each_child(&pdev->dev, &state, suspend_devices) != 0) {
+		dev_warn(&pdev->dev, "suspend aborted\n");
+		return -1;
+	}
+
+	status = stop_queue(drv_data);
+	if (status != 0)
+		return status;
+	write_SSCR0(0, drv_data->ioaddr);
+	pxa_set_cken(drv_data->master_info->clock_enable, 0);
+
+	return 0;
+}
+
+static int pxa2xx_spi_resume(struct platform_device *pdev)
+{
+	struct driver_data *drv_data = platform_get_drvdata(pdev);
+	int status = 0;
+
+	/* Enable the SSP clock */
+	pxa_set_cken(drv_data->master_info->clock_enable, 1);
+
+	/* Start the queue running */
+	status = start_queue(drv_data);
+	if (status != 0) {
+		dev_err(&pdev->dev, "problem starting queue (%d)\n", status);
+		return status;
+	}
+
+	return 0;
+}
+#else
+#define pxa2xx_spi_suspend NULL
+#define pxa2xx_spi_resume NULL
+#endif /* CONFIG_PM */
+
+static struct platform_driver driver = {
+	.driver = {
+		.name = "pxa2xx-spi",
+		.bus = &platform_bus_type,
+		.owner = THIS_MODULE,
+	},
+	.probe = pxa2xx_spi_probe,
+	.remove = __devexit_p(pxa2xx_spi_remove),
+	.shutdown = pxa2xx_spi_shutdown,
+	.suspend = pxa2xx_spi_suspend,
+	.resume = pxa2xx_spi_resume,
+};
+
+static int __init pxa2xx_spi_init(void)
+{
+	platform_driver_register(&driver);
+
+	return 0;
+}
+module_init(pxa2xx_spi_init);
+
+static void __exit pxa2xx_spi_exit(void)
+{
+	platform_driver_unregister(&driver);
+}
+module_exit(pxa2xx_spi_exit);
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 94f5e8ed83a7a..7a3f733051e9c 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -395,7 +395,7 @@ EXPORT_SYMBOL_GPL(spi_alloc_master);
 int __init_or_module
 spi_register_master(struct spi_master *master)
 {
-	static atomic_t		dyn_bus_id = ATOMIC_INIT(0);
+	static atomic_t		dyn_bus_id = ATOMIC_INIT((1<<16) - 1);
 	struct device		*dev = master->cdev.dev;
 	int			status = -ENODEV;
 	int			dynamic = 0;
@@ -404,7 +404,7 @@ spi_register_master(struct spi_master *master)
 		return -ENODEV;
 
 	/* convention:  dynamically assigned bus IDs count down from the max */
-	if (master->bus_num == 0) {
+	if (master->bus_num < 0) {
 		master->bus_num = atomic_dec_return(&dyn_bus_id);
 		dynamic = 1;
 	}
@@ -522,7 +522,8 @@ int spi_sync(struct spi_device *spi, struct spi_message *message)
 }
 EXPORT_SYMBOL_GPL(spi_sync);
 
-#define	SPI_BUFSIZ	(SMP_CACHE_BYTES)
+/* portable code must never pass more than 32 bytes */
+#define	SPI_BUFSIZ	max(32,SMP_CACHE_BYTES)
 
 static u8	*buf;
 
diff --git a/drivers/spi/spi_bitbang.c b/drivers/spi/spi_bitbang.c
index f037e5593269e..dd2f950b21a73 100644
--- a/drivers/spi/spi_bitbang.c
+++ b/drivers/spi/spi_bitbang.c
@@ -138,6 +138,45 @@ static unsigned bitbang_txrx_32(
 	return t->len - count;
 }
 
+int spi_bitbang_setup_transfer(struct spi_device *spi, struct spi_transfer *t)
+{
+	struct spi_bitbang_cs	*cs = spi->controller_state;
+	u8			bits_per_word;
+	u32			hz;
+
+	if (t) {
+		bits_per_word = t->bits_per_word;
+		hz = t->speed_hz;
+	} else {
+		bits_per_word = 0;
+		hz = 0;
+	}
+
+	/* spi_transfer level calls that work per-word */
+	if (!bits_per_word)
+		bits_per_word = spi->bits_per_word;
+	if (bits_per_word <= 8)
+		cs->txrx_bufs = bitbang_txrx_8;
+	else if (bits_per_word <= 16)
+		cs->txrx_bufs = bitbang_txrx_16;
+	else if (bits_per_word <= 32)
+		cs->txrx_bufs = bitbang_txrx_32;
+	else
+		return -EINVAL;
+
+	/* nsecs = (clock period)/2 */
+	if (!hz)
+		hz = spi->max_speed_hz;
+	if (hz) {
+		cs->nsecs = (1000000000/2) / hz;
+		if (cs->nsecs > (MAX_UDELAY_MS * 1000 * 1000))
+			return -EINVAL;
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(spi_bitbang_setup_transfer);
+
 /**
  * spi_bitbang_setup - default setup for per-word I/O loops
  */
@@ -145,8 +184,16 @@ int spi_bitbang_setup(struct spi_device *spi)
 {
 	struct spi_bitbang_cs	*cs = spi->controller_state;
 	struct spi_bitbang	*bitbang;
+	int			retval;
 
-	if (!spi->max_speed_hz)
+	bitbang = spi_master_get_devdata(spi->master);
+
+	/* REVISIT: some systems will want to support devices using lsb-first
+	 * bit encodings on the wire.  In pure software that would be trivial,
+	 * just bitbang_txrx_le_cphaX() routines shifting the other way, and
+	 * some hardware controllers also have this support.
+	 */
+	if ((spi->mode & SPI_LSB_FIRST) != 0)
 		return -EINVAL;
 
 	if (!cs) {
@@ -155,32 +202,20 @@ int spi_bitbang_setup(struct spi_device *spi)
 			return -ENOMEM;
 		spi->controller_state = cs;
 	}
-	bitbang = spi_master_get_devdata(spi->master);
 
 	if (!spi->bits_per_word)
 		spi->bits_per_word = 8;
 
-	/* spi_transfer level calls that work per-word */
-	if (spi->bits_per_word <= 8)
-		cs->txrx_bufs = bitbang_txrx_8;
-	else if (spi->bits_per_word <= 16)
-		cs->txrx_bufs = bitbang_txrx_16;
-	else if (spi->bits_per_word <= 32)
-		cs->txrx_bufs = bitbang_txrx_32;
-	else
-		return -EINVAL;
-
 	/* per-word shift register access, in hardware or bitbanging */
 	cs->txrx_word = bitbang->txrx_word[spi->mode & (SPI_CPOL|SPI_CPHA)];
 	if (!cs->txrx_word)
 		return -EINVAL;
 
-	/* nsecs = (clock period)/2 */
-	cs->nsecs = (1000000000/2) / (spi->max_speed_hz);
-	if (cs->nsecs > MAX_UDELAY_MS * 1000)
-		return -EINVAL;
+	retval = spi_bitbang_setup_transfer(spi, NULL);
+	if (retval < 0)
+		return retval;
 
-	dev_dbg(&spi->dev, "%s, mode %d, %u bits/w, %u nsec\n",
+	dev_dbg(&spi->dev, "%s, mode %d, %u bits/w, %u nsec/bit\n",
 			__FUNCTION__, spi->mode & (SPI_CPOL | SPI_CPHA),
 			spi->bits_per_word, 2 * cs->nsecs);
 
@@ -246,6 +281,8 @@ static void bitbang_work(void *_bitbang)
 		unsigned		tmp;
 		unsigned		cs_change;
 		int			status;
+		int			(*setup_transfer)(struct spi_device *,
+						struct spi_transfer *);
 
 		m = container_of(bitbang->queue.next, struct spi_message,
 				queue);
@@ -262,6 +299,7 @@ static void bitbang_work(void *_bitbang)
 		tmp = 0;
 		cs_change = 1;
 		status = 0;
+		setup_transfer = NULL;
 
 		list_for_each_entry (t, &m->transfers, transfer_list) {
 			if (bitbang->shutdown) {
@@ -269,6 +307,20 @@ static void bitbang_work(void *_bitbang)
 				break;
 			}
 
+			/* override or restore speed and wordsize */
+			if (t->speed_hz || t->bits_per_word) {
+				setup_transfer = bitbang->setup_transfer;
+				if (!setup_transfer) {
+					status = -ENOPROTOOPT;
+					break;
+				}
+			}
+			if (setup_transfer) {
+				status = setup_transfer(spi, t);
+				if (status < 0)
+					break;
+			}
+
 			/* set up default clock polarity, and activate chip;
 			 * this implicitly updates clock and spi modes as
 			 * previously recorded for this device via setup().
@@ -325,6 +377,10 @@ static void bitbang_work(void *_bitbang)
 		m->status = status;
 		m->complete(m->context);
 
+		/* restore speed and wordsize */
+		if (setup_transfer)
+			setup_transfer(spi, NULL);
+
 		/* normally deactivate chipselect ... unless no error and
 		 * cs_change has hinted that the next message will probably
 		 * be for this chip too.
@@ -348,6 +404,7 @@ int spi_bitbang_transfer(struct spi_device *spi, struct spi_message *m)
 {
 	struct spi_bitbang	*bitbang;
 	unsigned long		flags;
+	int			status = 0;
 
 	m->actual_length = 0;
 	m->status = -EINPROGRESS;
@@ -357,11 +414,15 @@ int spi_bitbang_transfer(struct spi_device *spi, struct spi_message *m)
 		return -ESHUTDOWN;
 
 	spin_lock_irqsave(&bitbang->lock, flags);
-	list_add_tail(&m->queue, &bitbang->queue);
-	queue_work(bitbang->workqueue, &bitbang->work);
+	if (!spi->max_speed_hz)
+		status = -ENETDOWN;
+	else {
+		list_add_tail(&m->queue, &bitbang->queue);
+		queue_work(bitbang->workqueue, &bitbang->work);
+	}
 	spin_unlock_irqrestore(&bitbang->lock, flags);
 
-	return 0;
+	return status;
 }
 EXPORT_SYMBOL_GPL(spi_bitbang_transfer);
 
@@ -406,6 +467,9 @@ int spi_bitbang_start(struct spi_bitbang *bitbang)
 		bitbang->use_dma = 0;
 		bitbang->txrx_bufs = spi_bitbang_bufs;
 		if (!bitbang->master->setup) {
+			if (!bitbang->setup_transfer)
+				bitbang->setup_transfer =
+					 spi_bitbang_setup_transfer;
 			bitbang->master->setup = spi_bitbang_setup;
 			bitbang->master->cleanup = spi_bitbang_cleanup;
 		}
diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c
index 7860c8a5800d5..956b7a1e8af98 100644
--- a/drivers/usb/atm/speedtch.c
+++ b/drivers/usb/atm/speedtch.c
@@ -69,7 +69,7 @@ static const char speedtch_driver_name[] = "speedtch";
 #define RESUBMIT_DELAY		1000	/* milliseconds */
 
 #define DEFAULT_BULK_ALTSETTING	1
-#define DEFAULT_ISOC_ALTSETTING	2
+#define DEFAULT_ISOC_ALTSETTING	3
 #define DEFAULT_DL_512_FIRST	0
 #define DEFAULT_ENABLE_ISOC	0
 #define DEFAULT_SW_BUFFERING	0
diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c
index c1211fc037d99..546249843b8e5 100644
--- a/drivers/usb/atm/usbatm.c
+++ b/drivers/usb/atm/usbatm.c
@@ -99,11 +99,11 @@ static const char usbatm_driver_name[] = "usbatm";
 
 #define UDSL_MAX_RCV_URBS		16
 #define UDSL_MAX_SND_URBS		16
-#define UDSL_MAX_BUF_SIZE		64 * 1024	/* bytes */
+#define UDSL_MAX_BUF_SIZE		65536
 #define UDSL_DEFAULT_RCV_URBS		4
 #define UDSL_DEFAULT_SND_URBS		4
-#define UDSL_DEFAULT_RCV_BUF_SIZE	64 * ATM_CELL_SIZE	/* bytes */
-#define UDSL_DEFAULT_SND_BUF_SIZE	64 * ATM_CELL_SIZE	/* bytes */
+#define UDSL_DEFAULT_RCV_BUF_SIZE	3392	/* 64 * ATM_CELL_SIZE */
+#define UDSL_DEFAULT_SND_BUF_SIZE	3392	/* 64 * ATM_CELL_SIZE */
 
 #define ATM_CELL_HEADER			(ATM_CELL_SIZE - ATM_CELL_PAYLOAD)
 
@@ -135,7 +135,7 @@ MODULE_PARM_DESC(rcv_buf_bytes,
 module_param(snd_buf_bytes, uint, S_IRUGO);
 MODULE_PARM_DESC(snd_buf_bytes,
 		 "Size of the buffers used for transmission, in bytes (range: 1-"
-		 __MODULE_STRING(UDSL_MAX_SND_BUF_SIZE) ", default: "
+		 __MODULE_STRING(UDSL_MAX_BUF_SIZE) ", default: "
 		 __MODULE_STRING(UDSL_DEFAULT_SND_BUF_SIZE) ")");
 
 
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index fbd938d4ea589..e2e00ba4e1e6d 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1805,6 +1805,12 @@ int usb_add_hcd(struct usb_hcd *hcd,
 			USB_SPEED_FULL;
 	hcd->self.root_hub = rhdev;
 
+	/* wakeup flag init defaults to "everything works" for root hubs,
+	 * but drivers can override it in reset() if needed, along with
+	 * recording the overall controller's system wakeup capability.
+	 */
+	device_init_wakeup(&rhdev->dev, 1);
+
 	/* "reset" is misnamed; its role is now one-time init. the controller
 	 * should already have been reset (and boot firmware kicked off etc).
 	 */
@@ -1813,13 +1819,6 @@ int usb_add_hcd(struct usb_hcd *hcd,
 		goto err_hcd_driver_setup;
 	}
 
-	/* wakeup flag init is in transition; for now we can't rely on PCI to
-	 * initialize these bits properly, so we let reset() override it.
-	 * This init should _precede_ the reset() once PCI behaves.
-	 */
-	device_init_wakeup(&rhdev->dev,
-			device_can_wakeup(hcd->self.controller));
-
 	/* NOTE: root hub and controller capabilities may not be the same */
 	if (device_can_wakeup(hcd->self.controller)
 			&& device_can_wakeup(&hcd->self.root_hub->dev))
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 0c87f73f29332..90b8d43c6b339 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1168,19 +1168,9 @@ static inline const char *plural(int n)
 static int choose_configuration(struct usb_device *udev)
 {
 	int i;
-	u16 devstatus;
-	int bus_powered;
 	int num_configs;
 	struct usb_host_config *c, *best;
 
-	/* If this fails, assume the device is bus-powered */
-	devstatus = 0;
-	usb_get_status(udev, USB_RECIP_DEVICE, 0, &devstatus);
-	le16_to_cpus(&devstatus);
-	bus_powered = ((devstatus & (1 << USB_DEVICE_SELF_POWERED)) == 0);
-	dev_dbg(&udev->dev, "device is %s-powered\n",
-			bus_powered ? "bus" : "self");
-
 	best = NULL;
 	c = udev->config;
 	num_configs = udev->descriptor.bNumConfigurations;
@@ -1197,6 +1187,19 @@ static int choose_configuration(struct usb_device *udev)
 		 * similar errors in their descriptors.  If the next test
 		 * were allowed to execute, such configurations would always
 		 * be rejected and the devices would not work as expected.
+		 * In the meantime, we run the risk of selecting a config
+		 * that requires external power at a time when that power
+		 * isn't available.  It seems to be the lesser of two evils.
+		 *
+		 * Bugzilla #6448 reports a device that appears to crash
+		 * when it receives a GET_DEVICE_STATUS request!  We don't
+		 * have any other way to tell whether a device is self-powered,
+		 * but since we don't use that information anywhere but here,
+		 * the call has been removed.
+		 *
+		 * Maybe the GET_DEVICE_STATUS call and the test below can
+		 * be reinstated when device firmwares become more reliable.
+		 * Don't hold your breath.
 		 */
 #if 0
 		/* Rule out self-powered configs for a bus-powered device */
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 544f7589912f7..73f5a379d9b33 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -863,7 +863,7 @@ static int ohci_restart (struct ohci_hcd *ohci)
 		i = ohci->num_ports;
 		while (i--)
 			ohci_writel (ohci, RH_PS_PSS,
-				&ohci->regs->roothub.portstatus [temp]);
+				&ohci->regs->roothub.portstatus [i]);
 		ohci_dbg (ohci, "restart complete\n");
 	}
 	return 0;
diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index f419bd82ab7f5..435273e7c85cb 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -1557,6 +1557,9 @@ void hid_init_reports(struct hid_device *hid)
 #define USB_VENDOR_ID_HP		0x03f0
 #define USB_DEVICE_ID_HP_USBHUB_KB	0x020c
 
+#define USB_VENDOR_ID_IBM		0x04b3
+#define USB_DEVICE_ID_IBM_USBHUB_KB	0x3005
+
 #define USB_VENDOR_ID_CREATIVELABS	0x062a
 #define USB_DEVICE_ID_CREATIVELABS_SILVERCREST	0x0201
 
@@ -1681,6 +1684,7 @@ static const struct hid_blacklist {
 	{ USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_USBHUB_KB, HID_QUIRK_NOGET},
 	{ USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_CREATIVELABS_SILVERCREST, HID_QUIRK_NOGET },
 	{ USB_VENDOR_ID_HP, USB_DEVICE_ID_HP_USBHUB_KB, HID_QUIRK_NOGET },
+	{ USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_USBHUB_KB, HID_QUIRK_NOGET },
 	{ USB_VENDOR_ID_TANGTOP, USB_DEVICE_ID_TANGTOP_USBPS2, HID_QUIRK_NOGET },
 	{ USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
 	{ USB_VENDOR_ID_SILVERCREST, USB_DEVICE_ID_SILVERCREST_KB, HID_QUIRK_NOGET },
diff --git a/drivers/usb/misc/emi26.c b/drivers/usb/misc/emi26.c
index 3824df33094e2..1fd9cb85f4ca3 100644
--- a/drivers/usb/misc/emi26.c
+++ b/drivers/usb/misc/emi26.c
@@ -15,6 +15,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/usb.h>
+#include <linux/delay.h>
 
 #define MAX_INTEL_HEX_RECORD_LENGTH 16
 typedef struct _INTEL_HEX_RECORD
@@ -114,6 +115,7 @@ static int emi26_load_firmware (struct usb_device *dev)
 
 	/* De-assert reset (let the CPU run) */
 	err = emi26_set_reset(dev,0);
+	msleep(250);	/* let device settle */
 
 	/* 2. We upload the FPGA firmware into the EMI
 	 * Note: collect up to 1023 (yes!) bytes and send them with
@@ -150,6 +152,7 @@ static int emi26_load_firmware (struct usb_device *dev)
 			goto wraperr;
 		}
 	}
+	msleep(250);	/* let device settle */
 
 	/* De-assert reset (let the CPU run) */
 	err = emi26_set_reset(dev,0);
@@ -192,6 +195,7 @@ static int emi26_load_firmware (struct usb_device *dev)
 		err("%s - error loading firmware: error = %d", __FUNCTION__, err);
 		goto wraperr;
 	}
+	msleep(250);	/* let device settle */
 
 	/* return 1 to fail the driver inialization
 	 * and give real driver change to load */
diff --git a/drivers/usb/misc/emi62.c b/drivers/usb/misc/emi62.c
index 52fea2e08db87..fe351371f274e 100644
--- a/drivers/usb/misc/emi62.c
+++ b/drivers/usb/misc/emi62.c
@@ -15,6 +15,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/usb.h>
+#include <linux/delay.h>
 
 #define MAX_INTEL_HEX_RECORD_LENGTH 16
 typedef struct _INTEL_HEX_RECORD
@@ -123,6 +124,7 @@ static int emi62_load_firmware (struct usb_device *dev)
 
 	/* De-assert reset (let the CPU run) */
 	err = emi62_set_reset(dev,0);
+	msleep(250);	/* let device settle */
 
 	/* 2. We upload the FPGA firmware into the EMI
 	 * Note: collect up to 1023 (yes!) bytes and send them with
@@ -166,6 +168,7 @@ static int emi62_load_firmware (struct usb_device *dev)
 		err("%s - error loading firmware: error = %d", __FUNCTION__, err);
 		goto wraperr;
 	}
+	msleep(250);	/* let device settle */
 
 	/* 4. We put the part of the firmware that lies in the external RAM into the EZ-USB */
 
@@ -228,6 +231,7 @@ static int emi62_load_firmware (struct usb_device *dev)
 		err("%s - error loading firmware: error = %d", __FUNCTION__, err);
 		goto wraperr;
 	}
+	msleep(250);	/* let device settle */
 
 	kfree(buf);
 
diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c
index 2deb4c01539e8..7683926a1b6f1 100644
--- a/drivers/usb/net/pegasus.c
+++ b/drivers/usb/net/pegasus.c
@@ -318,6 +318,8 @@ static int read_mii_word(pegasus_t * pegasus, __u8 phy, __u8 indx, __u16 * regd)
 	set_register(pegasus, PhyCtrl, (indx | PHY_READ));
 	for (i = 0; i < REG_TIMEOUT; i++) {
 		ret = get_registers(pegasus, PhyCtrl, 1, data);
+		if (ret == -ESHUTDOWN)
+			goto fail;
 		if (data[0] & PHY_DONE)
 			break;
 	}
@@ -326,6 +328,7 @@ static int read_mii_word(pegasus_t * pegasus, __u8 phy, __u8 indx, __u16 * regd)
 		*regd = le16_to_cpu(regdi);
 		return ret;
 	}
+fail:
 	if (netif_msg_drv(pegasus))
 		dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
 
@@ -354,12 +357,15 @@ static int write_mii_word(pegasus_t * pegasus, __u8 phy, __u8 indx, __u16 regd)
 	set_register(pegasus, PhyCtrl, (indx | PHY_WRITE));
 	for (i = 0; i < REG_TIMEOUT; i++) {
 		ret = get_registers(pegasus, PhyCtrl, 1, data);
+		if (ret == -ESHUTDOWN)
+			goto fail;
 		if (data[0] & PHY_DONE)
 			break;
 	}
 	if (i < REG_TIMEOUT)
 		return ret;
 
+fail:
 	if (netif_msg_drv(pegasus))
 		dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
 	return -ETIMEDOUT;
@@ -387,6 +393,8 @@ static int read_eprom_word(pegasus_t * pegasus, __u8 index, __u16 * retdata)
 		ret = get_registers(pegasus, EpromCtrl, 1, &tmp);
 		if (tmp & EPROM_DONE)
 			break;
+		if (ret == -ESHUTDOWN)
+			goto fail;
 	}
 	if (i < REG_TIMEOUT) {
 		ret = get_registers(pegasus, EpromData, 2, &retdatai);
@@ -394,6 +402,7 @@ static int read_eprom_word(pegasus_t * pegasus, __u8 index, __u16 * retdata)
 		return ret;
 	}
 
+fail:
 	if (netif_msg_drv(pegasus))
 		dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
 	return -ETIMEDOUT;
@@ -433,12 +442,15 @@ static int write_eprom_word(pegasus_t * pegasus, __u8 index, __u16 data)
 
 	for (i = 0; i < REG_TIMEOUT; i++) {
 		ret = get_registers(pegasus, EpromCtrl, 1, &tmp);
+		if (ret == -ESHUTDOWN)
+			goto fail;
 		if (tmp & EPROM_DONE)
 			break;
 	}
 	disable_eprom_write(pegasus);
 	if (i < REG_TIMEOUT)
 		return ret;
+fail:
 	if (netif_msg_drv(pegasus))
 		dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
 	return -ETIMEDOUT;
@@ -1378,9 +1390,8 @@ static int pegasus_suspend (struct usb_interface *intf, pm_message_t message)
 	struct pegasus *pegasus = usb_get_intfdata(intf);
 	
 	netif_device_detach (pegasus->net);
+	cancel_delayed_work(&pegasus->carrier_check);
 	if (netif_running(pegasus->net)) {
-		cancel_delayed_work(&pegasus->carrier_check);
-
 		usb_kill_urb(pegasus->rx_urb);
 		usb_kill_urb(pegasus->intr_urb);
 	}
@@ -1400,10 +1411,9 @@ static int pegasus_resume (struct usb_interface *intf)
 		pegasus->intr_urb->status = 0;
 		pegasus->intr_urb->actual_length = 0;
 		intr_callback(pegasus->intr_urb, NULL);
-
-		queue_delayed_work(pegasus_workqueue, &pegasus->carrier_check,
-					CARRIER_CHECK_DELAY);
 	}
+	queue_delayed_work(pegasus_workqueue, &pegasus->carrier_check,
+				CARRIER_CHECK_DELAY);
 	return 0;
 }
 
diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig
index f96b73f54bf1c..5c60be521561a 100644
--- a/drivers/usb/serial/Kconfig
+++ b/drivers/usb/serial/Kconfig
@@ -71,6 +71,16 @@ config USB_SERIAL_ANYDATA
 	  To compile this driver as a module, choose M here: the
 	  module will be called anydata.
 
+config USB_SERIAL_ARK3116
+	tristate "USB ARK Micro 3116 USB Serial Driver (EXPERIMENTAL)"
+	depends on USB_SERIAL && EXPERIMENTAL
+	help
+	  Say Y here if you want to use a ARK Micro 3116 USB to Serial
+	  device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called ark3116
+
 config USB_SERIAL_BELKIN
 	tristate "USB Belkin and Peracom Single Port Serial Driver"
 	depends on USB_SERIAL
diff --git a/drivers/usb/serial/Makefile b/drivers/usb/serial/Makefile
index 93c21245b1af7..5a0960fc9d3e3 100644
--- a/drivers/usb/serial/Makefile
+++ b/drivers/usb/serial/Makefile
@@ -13,6 +13,7 @@ usbserial-objs	:= usb-serial.o generic.o bus.o $(usbserial-obj-y)
 
 obj-$(CONFIG_USB_SERIAL_AIRPRIME)		+= airprime.o
 obj-$(CONFIG_USB_SERIAL_ANYDATA)		+= anydata.o
+obj-$(CONFIG_USB_SERIAL_ARK3116)		+= ark3116.o
 obj-$(CONFIG_USB_SERIAL_BELKIN)			+= belkin_sa.o
 obj-$(CONFIG_USB_SERIAL_CP2101)			+= cp2101.o
 obj-$(CONFIG_USB_SERIAL_CYBERJACK)		+= cyberjack.o
diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c
index dbf1f063098c5..694b205f9b736 100644
--- a/drivers/usb/serial/airprime.c
+++ b/drivers/usb/serial/airprime.c
@@ -18,6 +18,7 @@
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(0xf3d, 0x0112) },  /* AirPrime CDMA Wireless PC Card */
 	{ USB_DEVICE(0x1410, 0x1110) }, /* Novatel Wireless Merlin CDMA */
+	{ USB_DEVICE(0x1199, 0x0112) }, /* Sierra Wireless Aircard 580 */
 	{ },
 };
 MODULE_DEVICE_TABLE(usb, id_table);
diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c
new file mode 100644
index 0000000000000..8dec796222a0a
--- /dev/null
+++ b/drivers/usb/serial/ark3116.c
@@ -0,0 +1,465 @@
+/*
+ * ark3116
+ * - implements a driver for the arkmicro ark3116 chipset (vendor=0x6547,
+ *   productid=0x0232) (used in a datacable called KQ-U8A)
+ *
+ * - based on code by krisfx -> thanks !!
+ *   (see http://www.linuxquestions.org/questions/showthread.php?p=2184457#post2184457)
+ *
+ *  - based on logs created by usbsnoopy
+ *
+ *  Author   : Simon Schulz [ark3116_driver<AT>auctionant.de]
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/tty.h>
+#include <linux/module.h>
+#include <linux/usb.h>
+#include "usb-serial.h"
+
+
+static int debug;
+
+static struct usb_device_id id_table [] = {
+	{ USB_DEVICE(0x6547, 0x0232) },
+	{ },
+};
+MODULE_DEVICE_TABLE(usb, id_table);
+
+struct ark3116_private {
+	spinlock_t lock;
+	u8 termios_initialized;
+};
+
+static inline void ARK3116_SND(struct usb_serial *serial, int seq,
+			       __u8 request, __u8 requesttype,
+			       __u16 value, __u16 index)
+{
+	int result;
+	result = usb_control_msg(serial->dev,
+				 usb_sndctrlpipe(serial->dev,0),
+				 request, requesttype, value, index,
+				 NULL,0x00, 1000);
+	dbg("%03d > ok",seq);
+}
+
+static inline void ARK3116_RCV(struct usb_serial *serial, int seq,
+			       __u8 request, __u8 requesttype,
+			       __u16 value, __u16 index, __u8 expected,
+			       char *buf)
+{
+	int result;
+	result = usb_control_msg(serial->dev,
+			      usb_rcvctrlpipe(serial->dev,0),
+			      request, requesttype, value, index,
+			      buf, 0x0000001, 1000);
+	if (result)
+		dbg("%03d < %d bytes [0x%02X]",seq, result, buf[0]);
+	else
+		dbg("%03d < 0 bytes", seq);
+}
+
+
+static inline void ARK3116_RCV_QUIET(struct usb_serial *serial,
+				     __u8 request, __u8 requesttype,
+				     __u16 value, __u16 index, char *buf)
+{
+	usb_control_msg(serial->dev,
+			usb_rcvctrlpipe(serial->dev,0),
+			request, requesttype, value, index,
+			buf, 0x0000001, 1000);
+}
+
+
+static int ark3116_attach(struct usb_serial *serial)
+{
+	char *buf;
+	struct ark3116_private *priv;
+	int i;
+
+	for (i = 0; i < serial->num_ports; ++i) {
+		priv = kmalloc (sizeof (struct ark3116_private), GFP_KERNEL);
+		if (!priv)
+			goto cleanup;
+		memset (priv, 0x00, sizeof (struct ark3116_private));
+		spin_lock_init(&priv->lock);
+
+		usb_set_serial_port_data(serial->port[i], priv);
+	}
+
+	buf = kmalloc(1, GFP_KERNEL);
+	if (!buf) {
+		dbg("error kmalloc -> out of mem ?");
+		goto cleanup;
+	}
+
+	/* 3 */
+	ARK3116_SND(serial, 3,0xFE,0x40,0x0008,0x0002);
+	ARK3116_SND(serial, 4,0xFE,0x40,0x0008,0x0001);
+	ARK3116_SND(serial, 5,0xFE,0x40,0x0000,0x0008);
+	ARK3116_SND(serial, 6,0xFE,0x40,0x0000,0x000B);
+
+	/* <-- seq7 */
+	ARK3116_RCV(serial, 7,0xFE,0xC0,0x0000,0x0003, 0x00, buf);
+	ARK3116_SND(serial, 8,0xFE,0x40,0x0080,0x0003);
+	ARK3116_SND(serial, 9,0xFE,0x40,0x001A,0x0000);
+	ARK3116_SND(serial,10,0xFE,0x40,0x0000,0x0001);
+	ARK3116_SND(serial,11,0xFE,0x40,0x0000,0x0003);
+
+	/* <-- seq12 */
+	ARK3116_RCV(serial,12,0xFE,0xC0,0x0000,0x0004, 0x00, buf);
+	ARK3116_SND(serial,13,0xFE,0x40,0x0000,0x0004);
+
+	/* 14 */
+	ARK3116_RCV(serial,14,0xFE,0xC0,0x0000,0x0004, 0x00, buf);
+	ARK3116_SND(serial,15,0xFE,0x40,0x0000,0x0004);
+
+	/* 16 */
+	ARK3116_RCV(serial,16,0xFE,0xC0,0x0000,0x0004, 0x00, buf);
+	/* --> seq17 */
+	ARK3116_SND(serial,17,0xFE,0x40,0x0001,0x0004);
+
+	/* <-- seq18 */
+	ARK3116_RCV(serial,18,0xFE,0xC0,0x0000,0x0004, 0x01, buf);
+
+	/* --> seq19 */
+	ARK3116_SND(serial,19,0xFE,0x40,0x0003,0x0004);
+
+
+	/* <-- seq20 */
+	/* seems like serial port status info (RTS, CTS,...) */
+	/* returns modem control line status ?! */
+	ARK3116_RCV(serial,20,0xFE,0xC0,0x0000,0x0006, 0xFF, buf);
+
+	/* set 9600 baud & do some init ?! */
+	ARK3116_SND(serial,147,0xFE,0x40,0x0083,0x0003);
+	ARK3116_SND(serial,148,0xFE,0x40,0x0038,0x0000);
+	ARK3116_SND(serial,149,0xFE,0x40,0x0001,0x0001);
+	ARK3116_SND(serial,150,0xFE,0x40,0x0003,0x0003);
+	ARK3116_RCV(serial,151,0xFE,0xC0,0x0000,0x0004,0x03, buf);
+	ARK3116_SND(serial,152,0xFE,0x40,0x0000,0x0003);
+	ARK3116_RCV(serial,153,0xFE,0xC0,0x0000,0x0003,0x00, buf);
+	ARK3116_SND(serial,154,0xFE,0x40,0x0003,0x0003);
+
+	kfree(buf);
+	return(0);
+
+cleanup:
+	for (--i; i>=0; --i)
+		usb_set_serial_port_data(serial->port[i], NULL);
+	return -ENOMEM;
+}
+
+static void ark3116_set_termios(struct usb_serial_port *port,
+				struct termios *old_termios)
+{
+	struct usb_serial *serial = port->serial;
+	struct ark3116_private *priv = usb_get_serial_port_data(port);
+	unsigned int cflag = port->tty->termios->c_cflag;
+	unsigned long flags;
+	int baud;
+	int ark3116_baud;
+	char *buf;
+	char config;
+
+	config = 0;
+
+	dbg("%s - port %d", __FUNCTION__, port->number);
+
+	if ((!port->tty) || (!port->tty->termios)) {
+		dbg("%s - no tty structures", __FUNCTION__);
+		return;
+	}
+
+	spin_lock_irqsave(&priv->lock, flags);
+	if (!priv->termios_initialized) {
+		*(port->tty->termios) = tty_std_termios;
+		port->tty->termios->c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL;
+		priv->termios_initialized = 1;
+	}
+	spin_unlock_irqrestore(&priv->lock, flags);
+
+	cflag = port->tty->termios->c_cflag;
+
+	/* check that they really want us to change something: */
+	if (old_termios) {
+		if ((cflag == old_termios->c_cflag) &&
+		    (RELEVANT_IFLAG(port->tty->termios->c_iflag) ==
+		     RELEVANT_IFLAG(old_termios->c_iflag))) {
+			dbg("%s - nothing to change...", __FUNCTION__);
+			return;
+		}
+	}
+
+	buf = kmalloc(1, GFP_KERNEL);
+	if (!buf) {
+		dbg("error kmalloc");
+		return;
+	}
+
+	/* set data bit count (8/7/6/5) */
+	if (cflag & CSIZE){
+		switch (cflag & CSIZE){
+		case CS5:
+			config |= 0x00;
+			dbg("setting CS5");
+			break;
+		case CS6:
+			config |= 0x01;
+			dbg("setting CS6");
+			break;
+		case CS7:
+			config |= 0x02;
+			dbg("setting CS7");
+			break;
+		default:
+			err ("CSIZE was set but not CS5-CS8, using CS8!");
+		case CS8:
+			config |= 0x03;
+			dbg("setting CS8");
+			break;
+		}
+	}
+
+	/* set parity (NONE,EVEN,ODD) */
+	if (cflag & PARENB){
+		if (cflag & PARODD) {
+			config |= 0x08;
+			dbg("setting parity to ODD");
+		} else {
+			config |= 0x18;
+			dbg("setting parity to EVEN");
+		}
+	} else {
+		dbg("setting parity to NONE");
+	}
+
+	/* SET STOPBIT (1/2) */
+	if (cflag & CSTOPB) {
+		config |= 0x04;
+		dbg ("setting 2 stop bits");
+	} else {
+		dbg ("setting 1 stop bit");
+	}
+
+
+	/* set baudrate: */
+	baud = 0;
+	switch (cflag & CBAUD){
+		case B0:
+			err("can't set 0baud, using 9600 instead");
+			break;
+		case B75:	baud = 75;	break;
+		case B150:	baud = 150;	break;
+		case B300:	baud = 300;	break;
+		case B600:	baud = 600;	break;
+		case B1200:	baud = 1200;	break;
+		case B1800:	baud = 1800;	break;
+		case B2400:	baud = 2400;	break;
+		case B4800:	baud = 4800;	break;
+		case B9600:	baud = 9600;	break;
+		case B19200:	baud = 19200;	break;
+		case B38400:	baud = 38400;	break;
+		case B57600:	baud = 57600;	break;
+		case B115200:	baud = 115200;	break;
+		case B230400:	baud = 230400;	break;
+		case B460800:	baud = 460800;	break;
+		default:
+			dbg("does not support the baudrate requested (fix it)");
+			break;
+	}
+
+	/* set 9600 as default (if given baudrate is invalid for example) */
+	if (baud == 0)
+		baud = 9600;
+
+	/*
+	 * found by try'n'error, be careful, maybe there are other options
+	 * for multiplicator etc!
+	 */
+	if (baud == 460800)
+		/* strange, for 460800 the formula is wrong
+		 * (dont use round(), then 9600baud is wrong) */
+		ark3116_baud = 7;
+	else
+		ark3116_baud = 3000000 / baud;
+
+	/* ? */
+	ARK3116_RCV(serial,0,0xFE,0xC0,0x0000,0x0003, 0x03, buf);
+	/* offset = buf[0]; */
+	/* offset = 0x03; */
+	/* dbg("using 0x%04X as target for 0x0003:",0x0080+offset); */
+
+
+	/* set baudrate */
+	dbg("setting baudrate to %d (->reg=%d)",baud,ark3116_baud);
+	ARK3116_SND(serial,147,0xFE,0x40,0x0083,0x0003);
+	ARK3116_SND(serial,148,0xFE,0x40,(ark3116_baud & 0x00FF)   ,0x0000);
+	ARK3116_SND(serial,149,0xFE,0x40,(ark3116_baud & 0xFF00)>>8,0x0001);
+	ARK3116_SND(serial,150,0xFE,0x40,0x0003,0x0003);
+
+	/* ? */
+	ARK3116_RCV(serial,151,0xFE,0xC0,0x0000,0x0004,0x03, buf);
+	ARK3116_SND(serial,152,0xFE,0x40,0x0000,0x0003);
+
+	/* set data bit count, stop bit count & parity: */
+	dbg("updating bit count, stop bit or parity (cfg=0x%02X)", config);
+	ARK3116_RCV(serial,153,0xFE,0xC0,0x0000,0x0003,0x00, buf);
+	ARK3116_SND(serial,154,0xFE,0x40,config,0x0003);
+
+	if (cflag & CRTSCTS)
+		dbg("CRTSCTS not supported by chipset ?!");
+
+	/* TEST ARK3116_SND(154,0xFE,0x40,0xFFFF, 0x0006); */
+
+	kfree(buf);
+	return;
+}
+
+static int ark3116_open(struct usb_serial_port *port, struct file *filp)
+{
+	struct termios tmp_termios;
+	struct usb_serial *serial = port->serial;
+	char *buf;
+	int result = 0;
+
+	dbg("%s -  port %d", __FUNCTION__, port->number);
+
+	buf = kmalloc(1, GFP_KERNEL);
+	if (!buf) {
+		dbg("error kmalloc -> out of mem ?");
+		return -ENOMEM;
+	}
+
+	result = usb_serial_generic_open(port, filp);
+	if (result)
+		return result;
+
+	/* open */
+	ARK3116_RCV(serial,111,0xFE,0xC0,0x0000,0x0003, 0x02, buf);
+
+	ARK3116_SND(serial,112,0xFE,0x40,0x0082,0x0003);
+	ARK3116_SND(serial,113,0xFE,0x40,0x001A,0x0000);
+	ARK3116_SND(serial,114,0xFE,0x40,0x0000,0x0001);
+	ARK3116_SND(serial,115,0xFE,0x40,0x0002,0x0003);
+
+	ARK3116_RCV(serial,116,0xFE,0xC0,0x0000,0x0004, 0x03, buf);
+	ARK3116_SND(serial,117,0xFE,0x40,0x0002,0x0004);
+
+	ARK3116_RCV(serial,118,0xFE,0xC0,0x0000,0x0004, 0x02, buf);
+	ARK3116_SND(serial,119,0xFE,0x40,0x0000,0x0004);
+
+	ARK3116_RCV(serial,120,0xFE,0xC0,0x0000,0x0004, 0x00, buf);
+
+	ARK3116_SND(serial,121,0xFE,0x40,0x0001,0x0004);
+
+	ARK3116_RCV(serial,122,0xFE,0xC0,0x0000,0x0004, 0x01, buf);
+
+	ARK3116_SND(serial,123,0xFE,0x40,0x0003,0x0004);
+
+	/* returns different values (control lines ?!) */
+	ARK3116_RCV(serial,124,0xFE,0xC0,0x0000,0x0006, 0xFF, buf);
+
+	/* initialise termios: */
+	if (port->tty)
+		ark3116_set_termios(port, &tmp_termios);
+
+	kfree(buf);
+
+	return result;
+
+}
+
+static int ark3116_ioctl(struct usb_serial_port *port, struct file *file,
+			 unsigned int cmd, unsigned long arg)
+{
+	dbg("ioctl not supported yet...");
+	return -ENOIOCTLCMD;
+}
+
+static int ark3116_tiocmget(struct usb_serial_port *port, struct file *file)
+{
+	struct usb_serial *serial = port->serial;
+	char *buf;
+	char temp;
+
+	/* seems like serial port status info (RTS, CTS,...) is stored
+	 * in reg(?) 0x0006
+	 * pcb connection point 11 = GND -> sets bit4 of response
+	 * pcb connection point  7 = GND -> sets bit6 of response
+	 */
+
+	buf = kmalloc(1, GFP_KERNEL);
+	if (!buf) {
+		dbg("error kmalloc");
+		return -ENOMEM;
+	}
+
+	/* read register: */
+	ARK3116_RCV_QUIET(serial,0xFE,0xC0,0x0000,0x0006,buf);
+	temp = buf[0];
+	kfree(buf);
+
+	/* i do not really know if bit4=CTS and bit6=DSR... was just a
+	 * quick guess !!
+	 */
+	return  (temp & (1<<4) ? TIOCM_CTS : 0) |
+	        (temp & (1<<6) ? TIOCM_DSR : 0);
+}
+
+static struct usb_driver ark3116_driver = {
+	.name =		"ark3116",
+	.probe =	usb_serial_probe,
+	.disconnect =	usb_serial_disconnect,
+	.id_table =	id_table,
+};
+
+static struct usb_serial_driver ark3116_device = {
+	.driver = {
+		.owner =	THIS_MODULE,
+		.name =		"ark3116",
+	},
+	.id_table =		id_table,
+	.num_interrupt_in =	1,
+	.num_bulk_in =		1,
+	.num_bulk_out =		1,
+	.num_ports =		1,
+	.attach =		ark3116_attach,
+	.set_termios =		ark3116_set_termios,
+	.ioctl =		ark3116_ioctl,
+	.tiocmget =		ark3116_tiocmget,
+	.open =			ark3116_open,
+};
+
+static int __init ark3116_init(void)
+{
+	int retval;
+
+	retval = usb_serial_register(&ark3116_device);
+	if (retval)
+		return retval;
+	retval = usb_register(&ark3116_driver);
+	if (retval)
+		usb_serial_deregister(&ark3116_device);
+	return retval;
+}
+
+static void __exit ark3116_exit(void)
+{
+	usb_deregister(&ark3116_driver);
+	usb_serial_deregister(&ark3116_device);
+}
+
+module_init(ark3116_init);
+module_exit(ark3116_exit);
+MODULE_LICENSE("GPL");
+
+module_param(debug, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(debug, "Debug enabled or not");
+
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 82151207d8146..986d7622273d3 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -307,6 +307,7 @@ static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
 
 
 static struct usb_device_id id_table_combined [] = {
+	{ USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
@@ -498,6 +499,7 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
 	{ USB_DEVICE(ICOM_ID1_VID, ICOM_ID1_PID) },
 	{ USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
 	{ },					/* Optional parameter entry */
 	{ }					/* Terminating entry */
 };
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 2c55a5ea9c992..d69a917e768f2 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -32,6 +32,10 @@
 #define FTDI_NF_RIC_PID	0x0001	/* Product Id */
 
 
+/* ACT Solutions HomePro ZWave interface (http://www.act-solutions.com/HomePro.htm) */
+#define FTDI_ACTZWAVE_PID	0xF2D0
+
+
 /* www.irtrans.de device */
 #define FTDI_IRTRANS_PID 0xFC60 /* Product Id */
 
@@ -426,6 +430,11 @@
 #define PAPOUCH_VID			0x5050	/* Vendor ID */
 #define PAPOUCH_TMU_PID			0x0400	/* TMU USB Thermometer */
 
+/*
+ * ACG Identification Technologies GmbH products (http://www.acg.de/).
+ * Submitted by anton -at- goto10 -dot- org.
+ */
+#define FTDI_ACG_HFDUAL_PID		0xDD20	/* HF Dual ISO Reader (RFID) */
 
 /* Commands */
 #define FTDI_SIO_RESET 		0 /* Reset the port */
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 476cda107f4fa..c62cc28765196 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -138,6 +138,7 @@ int usb_serial_generic_open (struct usb_serial_port *port, struct file *filp)
 
 	return result;
 }
+EXPORT_SYMBOL_GPL(usb_serial_generic_open);
 
 static void generic_cleanup (struct usb_serial_port *port)
 {
diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
index 4d40704dea2cf..238033a87092f 100644
--- a/drivers/usb/serial/omninet.c
+++ b/drivers/usb/serial/omninet.c
@@ -257,14 +257,14 @@ static int omninet_write (struct usb_serial_port *port, const unsigned char *buf
 		return (0);
 	}
 
-	spin_lock(&port->lock);
-	if (port->write_urb_busy) {
-		spin_unlock(&port->lock);
+	spin_lock(&wport->lock);
+	if (wport->write_urb_busy) {
+		spin_unlock(&wport->lock);
 		dbg("%s - already writing", __FUNCTION__);
 		return 0;
 	}
-	port->write_urb_busy = 1;
-	spin_unlock(&port->lock);
+	wport->write_urb_busy = 1;
+	spin_unlock(&wport->lock);
 
 	count = (count > OMNINET_BULKOUTSIZE) ? OMNINET_BULKOUTSIZE : count;
 
@@ -283,7 +283,7 @@ static int omninet_write (struct usb_serial_port *port, const unsigned char *buf
 	wport->write_urb->dev = serial->dev;
 	result = usb_submit_urb(wport->write_urb, GFP_ATOMIC);
 	if (result) {
-		port->write_urb_busy = 0;
+		wport->write_urb_busy = 0;
 		err("%s - failed submitting write urb, error %d", __FUNCTION__, result);
 	} else
 		result = count;
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 071f86a59c086..9c36f0ece20ff 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -189,11 +189,15 @@ static int serial_open (struct tty_struct *tty, struct file * filp)
 
 	portNumber = tty->index - serial->minor;
 	port = serial->port[portNumber];
-	if (!port)
-		return -ENODEV;
+	if (!port) {
+		retval = -ENODEV;
+		goto bailout_kref_put;
+	}
 
-	if (mutex_lock_interruptible(&port->mutex))
-		return -ERESTARTSYS;
+	if (mutex_lock_interruptible(&port->mutex)) {
+		retval = -ERESTARTSYS;
+		goto bailout_kref_put;
+	}
 	 
 	++port->open_count;
 
@@ -209,7 +213,7 @@ static int serial_open (struct tty_struct *tty, struct file * filp)
 		 * safe because we are called with BKL held */
 		if (!try_module_get(serial->type->driver.owner)) {
 			retval = -ENODEV;
-			goto bailout_kref_put;
+			goto bailout_mutex_unlock;
 		}
 
 		/* only call the device specific open if this 
@@ -224,10 +228,11 @@ static int serial_open (struct tty_struct *tty, struct file * filp)
 
 bailout_module_put:
 	module_put(serial->type->driver.owner);
-bailout_kref_put:
-	kref_put(&serial->kref, destroy_serial);
+bailout_mutex_unlock:
 	port->open_count = 0;
 	mutex_unlock(&port->mutex);
+bailout_kref_put:
+	kref_put(&serial->kref, destroy_serial);
 	return retval;
 }
 
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c
index 334b1db1bd7cc..27597c576eff3 100644
--- a/drivers/video/backlight/backlight.c
+++ b/drivers/video/backlight/backlight.c
@@ -29,12 +29,15 @@ static ssize_t backlight_show_power(struct class_device *cdev, char *buf)
 
 static ssize_t backlight_store_power(struct class_device *cdev, const char *buf, size_t count)
 {
-	int rc = -ENXIO, power;
+	int rc = -ENXIO;
 	char *endp;
 	struct backlight_device *bd = to_backlight_device(cdev);
+	int power = simple_strtoul(buf, &endp, 0);
+	size_t size = endp - buf;
 
-	power = simple_strtoul(buf, &endp, 0);
-	if (*endp && !isspace(*endp))
+	if (*endp && isspace(*endp))
+		size++;
+	if (size != count)
 		return -EINVAL;
 
 	down(&bd->sem);
@@ -65,12 +68,15 @@ static ssize_t backlight_show_brightness(struct class_device *cdev, char *buf)
 
 static ssize_t backlight_store_brightness(struct class_device *cdev, const char *buf, size_t count)
 {
-	int rc = -ENXIO, brightness;
+	int rc = -ENXIO;
 	char *endp;
 	struct backlight_device *bd = to_backlight_device(cdev);
+	int brightness = simple_strtoul(buf, &endp, 0);
+	size_t size = endp - buf;
 
-	brightness = simple_strtoul(buf, &endp, 0);
-	if (*endp && !isspace(*endp))
+	if (*endp && isspace(*endp))
+		size++;
+	if (size != count)
 		return -EINVAL;
 
 	down(&bd->sem);
diff --git a/drivers/video/backlight/lcd.c b/drivers/video/backlight/lcd.c
index 86908a60c630d..bc8ab005a3fb1 100644
--- a/drivers/video/backlight/lcd.c
+++ b/drivers/video/backlight/lcd.c
@@ -31,12 +31,15 @@ static ssize_t lcd_show_power(struct class_device *cdev, char *buf)
 
 static ssize_t lcd_store_power(struct class_device *cdev, const char *buf, size_t count)
 {
-	int rc, power;
+	int rc = -ENXIO;
 	char *endp;
 	struct lcd_device *ld = to_lcd_device(cdev);
+	int power = simple_strtoul(buf, &endp, 0);
+	size_t size = endp - buf;
 
-	power = simple_strtoul(buf, &endp, 0);
-	if (*endp && !isspace(*endp))
+	if (*endp && isspace(*endp))
+		size++;
+	if (size != count)
 		return -EINVAL;
 
 	down(&ld->sem);
@@ -44,8 +47,7 @@ static ssize_t lcd_store_power(struct class_device *cdev, const char *buf, size_
 		pr_debug("lcd: set power to %d\n", power);
 		ld->props->set_power(ld, power);
 		rc = count;
-	} else
-		rc = -ENXIO;
+	}
 	up(&ld->sem);
 
 	return rc;
@@ -53,14 +55,12 @@ static ssize_t lcd_store_power(struct class_device *cdev, const char *buf, size_
 
 static ssize_t lcd_show_contrast(struct class_device *cdev, char *buf)
 {
-	int rc;
+	int rc = -ENXIO;
 	struct lcd_device *ld = to_lcd_device(cdev);
 
 	down(&ld->sem);
 	if (likely(ld->props && ld->props->get_contrast))
 		rc = sprintf(buf, "%d\n", ld->props->get_contrast(ld));
-	else
-		rc = -ENXIO;
 	up(&ld->sem);
 
 	return rc;
@@ -68,12 +68,15 @@ static ssize_t lcd_show_contrast(struct class_device *cdev, char *buf)
 
 static ssize_t lcd_store_contrast(struct class_device *cdev, const char *buf, size_t count)
 {
-	int rc, contrast;
+	int rc = -ENXIO;
 	char *endp;
 	struct lcd_device *ld = to_lcd_device(cdev);
+	int contrast = simple_strtoul(buf, &endp, 0);
+	size_t size = endp - buf;
 
-	contrast = simple_strtoul(buf, &endp, 0);
-	if (*endp && !isspace(*endp))
+	if (*endp && isspace(*endp))
+		size++;
+	if (size != count)
 		return -EINVAL;
 
 	down(&ld->sem);
@@ -81,8 +84,7 @@ static ssize_t lcd_store_contrast(struct class_device *cdev, const char *buf, si
 		pr_debug("lcd: set contrast to %d\n", contrast);
 		ld->props->set_contrast(ld, contrast);
 		rc = count;
-	} else
-		rc = -ENXIO;
+	}
 	up(&ld->sem);
 
 	return rc;
@@ -90,14 +92,12 @@ static ssize_t lcd_store_contrast(struct class_device *cdev, const char *buf, si
 
 static ssize_t lcd_show_max_contrast(struct class_device *cdev, char *buf)
 {
-	int rc;
+	int rc = -ENXIO;
 	struct lcd_device *ld = to_lcd_device(cdev);
 
 	down(&ld->sem);
 	if (likely(ld->props))
 		rc = sprintf(buf, "%d\n", ld->props->max_contrast);
-	else
-		rc = -ENXIO;
 	up(&ld->sem);
 
 	return rc;
diff --git a/drivers/video/logo/Makefile b/drivers/video/logo/Makefile
index 4ef5cd19609d6..b985dfad6c63f 100644
--- a/drivers/video/logo/Makefile
+++ b/drivers/video/logo/Makefile
@@ -34,7 +34,7 @@ extra-y += $(call logo-cfiles,_clut224,ppm)
 extra-y += $(call logo-cfiles,_gray256,pgm)
 
 # Create commands like "pnmtologo -t mono -n logo_mac_mono -o ..."
-quiet_cmd_logo = LOGO	$@
+quiet_cmd_logo = LOGO    $@
 	cmd_logo = scripts/pnmtologo \
 			-t $(patsubst $*_%,%,$(notdir $(basename $<))) \
 			-n $(notdir $(basename $<)) -o $@ $<