Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

244 files changed, 3393 insertions, 2973 deletions

diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c
index d25ef961415c..44ad90c03c2e 100644
--- a/drivers/acpi/asus_acpi.c
+++ b/drivers/acpi/asus_acpi.c
@@ -610,7 +610,7 @@ write_led(const char __user * buffer, unsigned long count,
 	    (led_out) ? (hotk->status | ledmask) : (hotk->status & ~ledmask);
 
 	if (invert)		/* invert target value */
-		led_out = !led_out & 0x1;
+		led_out = !led_out;
 
 	if (!write_acpi_int(hotk->handle, ledname, led_out, NULL))
 		printk(KERN_WARNING "Asus ACPI: LED (%s) write failed\n",
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index f6215e809808..d5729d5dc190 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -293,13 +293,12 @@ static int extract_package(struct acpi_battery *battery,
 				strncpy(ptr, (u8 *)&element->integer.value,
 					sizeof(acpi_integer));
 				ptr[sizeof(acpi_integer)] = 0;
-			} else return -EFAULT;
+			} else
+				*ptr = 0; /* don't have value */
 		} else {
-			if (element->type == ACPI_TYPE_INTEGER) {
-				int *x = (int *)((u8 *)battery +
-						offsets[i].offset);
-				*x = element->integer.value;
-			} else return -EFAULT;
+			int *x = (int *)((u8 *)battery + offsets[i].offset);
+			*x = (element->type == ACPI_TYPE_INTEGER) ?
+				element->integer.value : -1;
 		}
 	}
 	return 0;
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index 307cef65c247..fa44fb96fc34 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -710,6 +710,7 @@ static ssize_t write_undock(struct device *dev, struct device_attribute *attr,
 	if (!count)
 		return -EINVAL;
 
+	begin_undock(dock_station);
 	ret = handle_eject_request(dock_station, ACPI_NOTIFY_EJECT_REQUEST);
 	return ret ? ret: count;
 }
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index e7e197e3a4ff..7222a18a0319 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -129,7 +129,6 @@ static struct acpi_ec {
 	struct mutex lock;
 	wait_queue_head_t wait;
 	struct list_head list;
-	atomic_t irq_count;
 	u8 handlers_installed;
 } *boot_ec, *first_ec;
 
@@ -182,8 +181,6 @@ static int acpi_ec_wait(struct acpi_ec *ec, enum ec_event event, int force_poll)
 {
 	int ret = 0;
 
-	atomic_set(&ec->irq_count, 0);
-
 	if (unlikely(event == ACPI_EC_EVENT_OBF_1 &&
 		     test_bit(EC_FLAGS_NO_OBF1_GPE, &ec->flags)))
 		force_poll = 1;
@@ -230,7 +227,6 @@ static int acpi_ec_wait(struct acpi_ec *ec, enum ec_event event, int force_poll)
 		while (time_before(jiffies, delay)) {
 			if (acpi_ec_check_status(ec, event))
 				goto end;
-			msleep(5);
 		}
 	}
 	pr_err(PREFIX "acpi_ec_wait timeout,"
@@ -533,13 +529,6 @@ static u32 acpi_ec_gpe_handler(void *data)
 	struct acpi_ec *ec = data;
 
 	pr_debug(PREFIX "~~~> interrupt\n");
-	atomic_inc(&ec->irq_count);
-	if (atomic_read(&ec->irq_count) > 5) {
-		pr_err(PREFIX "GPE storm detected, disabling EC GPE\n");
-		acpi_disable_gpe(NULL, ec->gpe, ACPI_ISR);
-		clear_bit(EC_FLAGS_GPE_MODE, &ec->flags);
-		return ACPI_INTERRUPT_HANDLED;
-	}
 	clear_bit(EC_FLAGS_WAIT_GPE, &ec->flags);
 	if (test_bit(EC_FLAGS_GPE_MODE, &ec->flags))
 		wake_up(&ec->wait);
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 7af414a3c63e..89022a74faee 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -131,8 +131,8 @@ struct prt_quirk {
  */
 static struct prt_quirk prt_quirks[] = {
 	{ medion_md9580, 0, 0, 9, 'A',
-		"\\_SB_.PCI0.ISA.LNKA",
-		"\\_SB_.PCI0.ISA.LNKB"},
+		"\\_SB_.PCI0.ISA_.LNKA",
+		"\\_SB_.PCI0.ISA_.LNKB"},
 	{ dell_optiplex, 0, 0, 0xd, 'A',
 		"\\_SB_.LNKB",
 		"\\_SB_.LNKA"},
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 6f3b217699e9..788da9781f80 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -216,8 +216,10 @@ static void acpi_safe_halt(void)
 	 * test NEED_RESCHED:
 	 */
 	smp_mb();
-	if (!need_resched())
+	if (!need_resched()) {
 		safe_halt();
+		local_irq_disable();
+	}
 	current_thread_info()->status |= TS_POLLING;
 }
 
@@ -421,7 +423,9 @@ static void acpi_processor_idle(void)
 		else
 			acpi_safe_halt();
 
-		local_irq_enable();
+		if (irqs_disabled())
+			local_irq_enable();
+
 		return;
 	}
 
@@ -530,7 +534,9 @@ static void acpi_processor_idle(void)
 		 *       skew otherwise.
 		 */
 		sleep_ticks = 0xFFFFFFFF;
-		local_irq_enable();
+		if (irqs_disabled())
+			local_irq_enable();
+
 		break;
 
 	case ACPI_STATE_C2:
@@ -1481,7 +1487,6 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
 		return 0;
 	}
 
-	acpi_unlazy_tlb(smp_processor_id());
 	/*
 	 * Must be done before busmaster disable as we might need to
 	 * access HPET !
@@ -1571,6 +1576,8 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
 		return 0;
 	}
 
+	acpi_unlazy_tlb(smp_processor_id());
+
 	/* Tell the scheduler that we are going deep-idle: */
 	sched_clock_idle_sleep_event();
 	/*
@@ -1686,7 +1693,9 @@ static int acpi_processor_setup_cpuidle(struct acpi_processor *pr)
 		switch (cx->type) {
 			case ACPI_STATE_C1:
 			state->flags |= CPUIDLE_FLAG_SHALLOW;
-			state->flags |= CPUIDLE_FLAG_TIME_VALID;
+			if (cx->entry_method == ACPI_CSTATE_FFH)
+				state->flags |= CPUIDLE_FLAG_TIME_VALID;
+
 			state->enter = acpi_idle_enter_c1;
 			dev->safe_state = state;
 			break;
diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
index a2cf3008ce6c..bcf2c70fca87 100644
--- a/drivers/acpi/sbshc.c
+++ b/drivers/acpi/sbshc.c
@@ -130,7 +130,6 @@ static int acpi_smbus_transaction(struct acpi_smb_hc *hc, u8 protocol,
 		goto end;
 	}
 	smb_hc_write(hc, ACPI_SMB_COMMAND, command);
-	smb_hc_write(hc, ACPI_SMB_COMMAND, command);
 	if (!(protocol & 0x01)) {
 		smb_hc_write(hc, ACPI_SMB_BLOCK_COUNT, length);
 		for (i = 0; i < length; ++i)
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 57570ac47803..e6ce262b5d44 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -39,20 +39,26 @@ static int create_modalias(struct acpi_device *acpi_dev, char *modalias,
 			   int size)
 {
 	int len;
+	int count;
 
-	if (!acpi_dev->flags.hardware_id)
+	if (!acpi_dev->flags.hardware_id && !acpi_dev->flags.compatible_ids)
 		return -ENODEV;
 
-	len = snprintf(modalias, size, "acpi:%s:",
-		       acpi_dev->pnp.hardware_id);
-	if (len < 0 || len >= size)
-		return -EINVAL;
+	len = snprintf(modalias, size, "acpi:");
 	size -= len;
 
+	if (acpi_dev->flags.hardware_id) {
+		count = snprintf(&modalias[len], size, "%s:",
+				 acpi_dev->pnp.hardware_id);
+		if (count < 0 || count >= size)
+			return -EINVAL;
+		len += count;
+		size -= count;
+	}
+
 	if (acpi_dev->flags.compatible_ids) {
 		struct acpi_compatible_id_list *cid_list;
 		int i;
-		int count;
 
 		cid_list = acpi_dev->pnp.cid_list;
 		for (i = 0; i < cid_list->count; i++) {
diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
index d2f71a54726c..71183eea7906 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/sleep/main.c
@@ -26,21 +26,6 @@ u8 sleep_states[ACPI_S_STATE_COUNT];
 
 #ifdef CONFIG_PM_SLEEP
 static u32 acpi_target_sleep_state = ACPI_STATE_S0;
-static bool acpi_sleep_finish_wake_up;
-
-/*
- * ACPI 2.0 and later want us to execute _PTS after suspending devices, so we
- * allow the user to request that behavior by using the 'acpi_new_pts_ordering'
- * kernel command line option that causes the following variable to be set.
- */
-static bool new_pts_ordering;
-
-static int __init acpi_new_pts_ordering(char *str)
-{
-	new_pts_ordering = true;
-	return 1;
-}
-__setup("acpi_new_pts_ordering", acpi_new_pts_ordering);
 #endif
 
 static int acpi_sleep_prepare(u32 acpi_state)
@@ -91,14 +76,6 @@ static int acpi_pm_begin(suspend_state_t pm_state)
 
 	if (sleep_states[acpi_state]) {
 		acpi_target_sleep_state = acpi_state;
-		if (new_pts_ordering)
-			return 0;
-
-		error = acpi_sleep_prepare(acpi_state);
-		if (error)
-			acpi_target_sleep_state = ACPI_STATE_S0;
-		else
-			acpi_sleep_finish_wake_up = true;
 	} else {
 		printk(KERN_ERR "ACPI does not support this state: %d\n",
 			pm_state);
@@ -116,14 +93,11 @@ static int acpi_pm_begin(suspend_state_t pm_state)
 
 static int acpi_pm_prepare(void)
 {
-	if (new_pts_ordering) {
-		int error = acpi_sleep_prepare(acpi_target_sleep_state);
+	int error = acpi_sleep_prepare(acpi_target_sleep_state);
 
-		if (error) {
-			acpi_target_sleep_state = ACPI_STATE_S0;
-			return error;
-		}
-		acpi_sleep_finish_wake_up = true;
+	if (error) {
+		acpi_target_sleep_state = ACPI_STATE_S0;
+		return error;
 	}
 
 	return ACPI_SUCCESS(acpi_hw_disable_all_gpes()) ? 0 : -EFAULT;
@@ -212,7 +186,6 @@ static void acpi_pm_finish(void)
 	acpi_set_firmware_waking_vector((acpi_physical_address) 0);
 
 	acpi_target_sleep_state = ACPI_STATE_S0;
-	acpi_sleep_finish_wake_up = false;
 
 #ifdef CONFIG_X86
 	if (init_8259A_after_S1) {
@@ -229,11 +202,10 @@ static void acpi_pm_finish(void)
 static void acpi_pm_end(void)
 {
 	/*
-	 * This is necessary in case acpi_pm_finish() is not called directly
-	 * during a failing transition to a sleep state.
+	 * This is necessary in case acpi_pm_finish() is not called during a
+	 * failing transition to a sleep state.
 	 */
-	if (acpi_sleep_finish_wake_up)
-		acpi_pm_finish();
+	acpi_target_sleep_state = ACPI_STATE_S0;
 }
 
 static int acpi_pm_state_valid(suspend_state_t pm_state)
@@ -285,31 +257,18 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
 #ifdef CONFIG_HIBERNATION
 static int acpi_hibernation_begin(void)
 {
-	int error;
-
 	acpi_target_sleep_state = ACPI_STATE_S4;
-	if (new_pts_ordering)
-		return 0;
 
-	error = acpi_sleep_prepare(ACPI_STATE_S4);
-	if (error)
-		acpi_target_sleep_state = ACPI_STATE_S0;
-	else
-		acpi_sleep_finish_wake_up = true;
-
-	return error;
+	return 0;
 }
 
 static int acpi_hibernation_prepare(void)
 {
-	if (new_pts_ordering) {
-		int error = acpi_sleep_prepare(ACPI_STATE_S4);
+	int error = acpi_sleep_prepare(ACPI_STATE_S4);
 
-		if (error) {
-			acpi_target_sleep_state = ACPI_STATE_S0;
-			return error;
-		}
-		acpi_sleep_finish_wake_up = true;
+	if (error) {
+		acpi_target_sleep_state = ACPI_STATE_S0;
+		return error;
 	}
 
 	return ACPI_SUCCESS(acpi_hw_disable_all_gpes()) ? 0 : -EFAULT;
@@ -353,17 +312,15 @@ static void acpi_hibernation_finish(void)
 	acpi_set_firmware_waking_vector((acpi_physical_address) 0);
 
 	acpi_target_sleep_state = ACPI_STATE_S0;
-	acpi_sleep_finish_wake_up = false;
 }
 
 static void acpi_hibernation_end(void)
 {
 	/*
 	 * This is necessary in case acpi_hibernation_finish() is not called
-	 * directly during a failing transition to the sleep state.
+	 * during a failing transition to the sleep state.
 	 */
-	if (acpi_sleep_finish_wake_up)
-		acpi_hibernation_finish();
+	acpi_target_sleep_state = ACPI_STATE_S0;
 }
 
 static int acpi_hibernation_pre_restore(void)
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 1bc0c74f2755..12fb44f16766 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -807,40 +807,11 @@ static void acpi_video_bus_find_cap(struct acpi_video_bus *video)
 static int acpi_video_bus_check(struct acpi_video_bus *video)
 {
 	acpi_status status = -ENOENT;
-	long device_id;
-	struct device *dev;
-	struct acpi_device *device;
+
 
 	if (!video)
 		return -EINVAL;
 
-	device = video->device;
-
-	status =
-	    acpi_evaluate_integer(device->handle, "_ADR", NULL, &device_id);
-
-	if (!ACPI_SUCCESS(status))
-		return -ENODEV;
-
-	/* We need to attempt to determine whether the _ADR refers to a
-	   PCI device or not. There's no terribly good way to do this,
-	   so the best we can hope for is to assume that there'll never
-	   be a video device in the host bridge */
-	if (device_id >= 0x10000) {
-		/* It looks like a PCI device. Does it exist? */
-		dev = acpi_get_physical_device(device->handle);
-	} else {
-		/* It doesn't look like a PCI device. Does its parent
-		   exist? */
-		acpi_handle phandle;
-		if (acpi_get_parent(device->handle, &phandle))
-			return -ENODEV;
-		dev = acpi_get_physical_device(phandle);
-	}
-	if (!dev)
-		return -ENODEV;
-	put_device(dev);
-
 	/* Since there is no HID, CID and so on for VGA driver, we have
 	 * to check well known required nodes.
 	 */
@@ -1366,37 +1337,8 @@ acpi_video_bus_write_DOS(struct file *file,
 
 static int acpi_video_bus_add_fs(struct acpi_device *device)
 {
-	long device_id;
-	int status;
 	struct proc_dir_entry *entry = NULL;
 	struct acpi_video_bus *video;
-	struct device *dev;
-
-	status =
-	    acpi_evaluate_integer(device->handle, "_ADR", NULL, &device_id);
-
-	if (!ACPI_SUCCESS(status))
-		return -ENODEV;
-
-	/* We need to attempt to determine whether the _ADR refers to a
-	   PCI device or not. There's no terribly good way to do this,
-	   so the best we can hope for is to assume that there'll never
-	   be a video device in the host bridge */
-	if (device_id >= 0x10000) {
-		/* It looks like a PCI device. Does it exist? */
-		dev = acpi_get_physical_device(device->handle);
-	} else {
-		/* It doesn't look like a PCI device. Does its parent
-		   exist? */
-		acpi_handle phandle;
-		if (acpi_get_parent(device->handle, &phandle))
-			return -ENODEV;
-		dev = acpi_get_physical_device(phandle);
-	}
-	if (!dev)
-		return -ENODEV;
-	put_device(dev);
-
 
 
 	video = acpi_driver_data(device);
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index e469647330de..25aba69b59b4 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -30,6 +30,7 @@ config ATA_NONSTANDARD
 config ATA_ACPI
 	bool
 	depends on ACPI && PCI
+	select ACPI_DOCK
 	default y
 	help
 	  This option adds support for ATA-related ACPI objects.
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 17ee6ed985d9..b1eb4e24c86a 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -433,6 +433,7 @@ static const struct ata_port_info ahci_port_info[] = {
 	/* board_ahci_sb600 */
 	{
 		AHCI_HFLAGS	(AHCI_HFLAG_IGN_SERR_INTERNAL |
+				 AHCI_HFLAG_32BIT_ONLY |
 				 AHCI_HFLAG_SECT255 | AHCI_HFLAG_NO_PMP),
 		.flags		= AHCI_FLAG_COMMON,
 		.link_flags	= AHCI_LFLAG_COMMON,
@@ -1217,8 +1218,11 @@ static void ahci_dev_config(struct ata_device *dev)
 {
 	struct ahci_host_priv *hpriv = dev->link->ap->host->private_data;
 
-	if (hpriv->flags & AHCI_HFLAG_SECT255)
+	if (hpriv->flags & AHCI_HFLAG_SECT255) {
 		dev->max_sectors = 255;
+		ata_dev_printk(dev, KERN_INFO,
+			       "SB600 AHCI: limiting to 255 sectors per cmd\n");
+	}
 }
 
 static unsigned int ahci_dev_classify(struct ata_port *ap)
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 4bbe31f98ef8..48519887f94a 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -972,7 +972,7 @@ static void ata_dev_disable_pm(struct ata_device *dev)
 void ata_lpm_schedule(struct ata_port *ap, enum link_pm policy)
 {
 	ap->pm_policy = policy;
-	ap->link.eh_info.action |= ATA_EHI_LPM;
+	ap->link.eh_info.action |= ATA_EH_LPM;
 	ap->link.eh_info.flags |= ATA_EHI_NO_AUTOPSY;
 	ata_port_schedule_eh(ap);
 }
@@ -1416,12 +1416,12 @@ static int ata_hpa_resize(struct ata_device *dev)
 	/* read native max address */
 	rc = ata_read_native_max_address(dev, &native_sectors);
 	if (rc) {
-		/* If HPA isn't going to be unlocked, skip HPA
-		 * resizing from the next try.
+		/* If device aborted the command or HPA isn't going to
+		 * be unlocked, skip HPA resizing.
 		 */
-		if (!ata_ignore_hpa) {
+		if (rc == -EACCES || !ata_ignore_hpa) {
 			ata_dev_printk(dev, KERN_WARNING, "HPA support seems "
-				       "broken, will skip HPA handling\n");
+				       "broken, skipping HPA handling\n");
 			dev->horkage |= ATA_HORKAGE_BROKEN_HPA;
 
 			/* we can continue if device aborted the command */
@@ -2092,24 +2092,34 @@ int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
 				     id, sizeof(id[0]) * ATA_ID_WORDS, 0);
 	if (err_mask) {
 		if (err_mask & AC_ERR_NODEV_HINT) {
-			DPRINTK("ata%u.%d: NODEV after polling detection\n",
-				ap->print_id, dev->devno);
+			ata_dev_printk(dev, KERN_DEBUG,
+				       "NODEV after polling detection\n");
 			return -ENOENT;
 		}
 
-		/* Device or controller might have reported the wrong
-		 * device class.  Give a shot at the other IDENTIFY if
-		 * the current one is aborted by the device.
-		 */
-		if (may_fallback &&
-		    (err_mask == AC_ERR_DEV) && (tf.feature & ATA_ABORTED)) {
-			may_fallback = 0;
+		if ((err_mask == AC_ERR_DEV) && (tf.feature & ATA_ABORTED)) {
+			/* Device or controller might have reported
+			 * the wrong device class.  Give a shot at the
+			 * other IDENTIFY if the current one is
+			 * aborted by the device.
+			 */
+			if (may_fallback) {
+				may_fallback = 0;
 
-			if (class == ATA_DEV_ATA)
-				class = ATA_DEV_ATAPI;
-			else
-				class = ATA_DEV_ATA;
-			goto retry;
+				if (class == ATA_DEV_ATA)
+					class = ATA_DEV_ATAPI;
+				else
+					class = ATA_DEV_ATA;
+				goto retry;
+			}
+
+			/* Control reaches here iff the device aborted
+			 * both flavors of IDENTIFYs which happens
+			 * sometimes with phantom devices.
+			 */
+			ata_dev_printk(dev, KERN_DEBUG,
+				       "both IDENTIFYs aborted, assuming NODEV\n");
+			return -ENOENT;
 		}
 
 		rc = -EIO;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 681252fd8143..a5830329eda4 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2748,7 +2748,7 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
 			ehc->i.flags &= ~ATA_EHI_SETMODE;
 		}
 
-		if (ehc->i.action & ATA_EHI_LPM)
+		if (ehc->i.action & ATA_EH_LPM)
 			ata_link_for_each_dev(dev, link)
 				ata_dev_enable_pm(dev, ap->pm_policy);
 
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 8f0e8f2bc628..15795394b0a8 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -527,6 +527,14 @@ static struct ata_queued_cmd *ata_scsi_qc_new(struct ata_device *dev,
 	return qc;
 }
 
+static void ata_qc_set_pc_nbytes(struct ata_queued_cmd *qc)
+{
+	struct scsi_cmnd *scmd = qc->scsicmd;
+
+	qc->extrabytes = scmd->request->extra_len;
+	qc->nbytes = scsi_bufflen(scmd) + qc->extrabytes;
+}
+
 /**
  *	ata_dump_status - user friendly display of error info
  *	@id: id of the port in question
@@ -2539,7 +2547,7 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc)
 	}
 
 	qc->tf.command = ATA_CMD_PACKET;
-	qc->nbytes = scsi_bufflen(scmd) + scmd->request->extra_len;
+	ata_qc_set_pc_nbytes(qc);
 
 	/* check whether ATAPI DMA is safe */
 	if (!using_pio && ata_check_atapi_dma(qc))
@@ -2550,7 +2558,7 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc)
 	 * want to set it properly, and for DMA where it is
 	 * effectively meaningless.
 	 */
-	nbytes = min(scmd->request->data_len, (unsigned int)63 * 1024);
+	nbytes = min(ata_qc_raw_nbytes(qc), (unsigned int)63 * 1024);
 
 	/* Most ATAPI devices which honor transfer chunk size don't
 	 * behave according to the spec when odd chunk size which
@@ -2876,7 +2884,7 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc)
 	 * TODO: find out if we need to do more here to
 	 *       cover scatter/gather case.
 	 */
-	qc->nbytes = scsi_bufflen(scmd) + scmd->request->extra_len;
+	ata_qc_set_pc_nbytes(qc);
 
 	/* request result TF and be quiet about device error */
 	qc->flags |= ATA_QCFLAG_RESULT_TF | ATA_QCFLAG_QUIET;
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index 109ddd42c266..257951d03dbb 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -564,7 +564,7 @@ static int it821x_check_atapi_dma(struct ata_queued_cmd *qc)
 	struct it821x_dev *itdev = ap->private_data;
 
 	/* Only use dma for transfers to/from the media. */
-	if (qc->nbytes < 2048)
+	if (ata_qc_raw_nbytes(qc) < 2048)
 		return -EOPNOTSUPP;
 
 	/* No ATAPI DMA in smart mode */
diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c
index 503245a1eafa..3988e44f4934 100644
--- a/drivers/ata/pata_sil680.c
+++ b/drivers/ata/pata_sil680.c
@@ -269,7 +269,11 @@ static u8 sil680_init_chip(struct pci_dev *pdev, int *try_mmio)
 	dev_dbg(&pdev->dev, "sil680: BA5_EN = %d clock = %02X\n",
 		tmpbyte & 1, tmpbyte & 0x30);
 
-	*try_mmio = (tmpbyte & 1) || pci_resource_start(pdev, 5);
+	*try_mmio = 0;
+#ifdef CONFIG_PPC
+	if (machine_is(cell))
+		*try_mmio = (tmpbyte & 1) || pci_resource_start(pdev, 5);
+#endif
 
 	switch(tmpbyte & 0x30) {
 		case 0x00:
diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c
index f251a5f569d5..11c1afea2db2 100644
--- a/drivers/ata/sata_promise.c
+++ b/drivers/ata/sata_promise.c
@@ -46,7 +46,7 @@
 #include "sata_promise.h"
 
 #define DRV_NAME	"sata_promise"
-#define DRV_VERSION	"2.11"
+#define DRV_VERSION	"2.12"
 
 enum {
 	PDC_MAX_PORTS		= 4,
@@ -145,7 +145,9 @@ static int pdc_old_sata_check_atapi_dma(struct ata_queued_cmd *qc);
 static void pdc_irq_clear(struct ata_port *ap);
 static unsigned int pdc_qc_issue_prot(struct ata_queued_cmd *qc);
 static void pdc_freeze(struct ata_port *ap);
+static void pdc_sata_freeze(struct ata_port *ap);
 static void pdc_thaw(struct ata_port *ap);
+static void pdc_sata_thaw(struct ata_port *ap);
 static void pdc_pata_error_handler(struct ata_port *ap);
 static void pdc_sata_error_handler(struct ata_port *ap);
 static void pdc_post_internal_cmd(struct ata_queued_cmd *qc);
@@ -180,8 +182,8 @@ static const struct ata_port_operations pdc_sata_ops = {
 
 	.qc_prep		= pdc_qc_prep,
 	.qc_issue		= pdc_qc_issue_prot,
-	.freeze			= pdc_freeze,
-	.thaw			= pdc_thaw,
+	.freeze			= pdc_sata_freeze,
+	.thaw			= pdc_sata_thaw,
 	.error_handler		= pdc_sata_error_handler,
 	.post_internal_cmd	= pdc_post_internal_cmd,
 	.cable_detect		= pdc_sata_cable_detect,
@@ -205,8 +207,8 @@ static const struct ata_port_operations pdc_old_sata_ops = {
 
 	.qc_prep		= pdc_qc_prep,
 	.qc_issue		= pdc_qc_issue_prot,
-	.freeze			= pdc_freeze,
-	.thaw			= pdc_thaw,
+	.freeze			= pdc_sata_freeze,
+	.thaw			= pdc_sata_thaw,
 	.error_handler		= pdc_sata_error_handler,
 	.post_internal_cmd	= pdc_post_internal_cmd,
 	.cable_detect		= pdc_sata_cable_detect,
@@ -631,6 +633,41 @@ static void pdc_qc_prep(struct ata_queued_cmd *qc)
 	}
 }
 
+static int pdc_is_sataii_tx4(unsigned long flags)
+{
+	const unsigned long mask = PDC_FLAG_GEN_II | PDC_FLAG_4_PORTS;
+	return (flags & mask) == mask;
+}
+
+static unsigned int pdc_port_no_to_ata_no(unsigned int port_no,
+					  int is_sataii_tx4)
+{
+	static const unsigned char sataii_tx4_port_remap[4] = { 3, 1, 0, 2};
+	return is_sataii_tx4 ? sataii_tx4_port_remap[port_no] : port_no;
+}
+
+static unsigned int pdc_sata_nr_ports(const struct ata_port *ap)
+{
+	return (ap->flags & PDC_FLAG_4_PORTS) ? 4 : 2;
+}
+
+static unsigned int pdc_sata_ata_port_to_ata_no(const struct ata_port *ap)
+{
+	const struct ata_host *host = ap->host;
+	unsigned int nr_ports = pdc_sata_nr_ports(ap);
+	unsigned int i;
+
+	for(i = 0; i < nr_ports && host->ports[i] != ap; ++i)
+		;
+	BUG_ON(i >= nr_ports);
+	return pdc_port_no_to_ata_no(i, pdc_is_sataii_tx4(ap->flags));
+}
+
+static unsigned int pdc_sata_hotplug_offset(const struct ata_port *ap)
+{
+	return (ap->flags & PDC_FLAG_GEN_II) ? PDC2_SATA_PLUG_CSR : PDC_SATA_PLUG_CSR;
+}
+
 static void pdc_freeze(struct ata_port *ap)
 {
 	void __iomem *mmio = ap->ioaddr.cmd_addr;
@@ -643,6 +680,29 @@ static void pdc_freeze(struct ata_port *ap)
 	readl(mmio + PDC_CTLSTAT); /* flush */
 }
 
+static void pdc_sata_freeze(struct ata_port *ap)
+{
+	struct ata_host *host = ap->host;
+	void __iomem *host_mmio = host->iomap[PDC_MMIO_BAR];
+	unsigned int hotplug_offset = pdc_sata_hotplug_offset(ap);
+	unsigned int ata_no = pdc_sata_ata_port_to_ata_no(ap);
+	u32 hotplug_status;
+
+	/* Disable hotplug events on this port.
+	 *
+	 * Locking:
+	 * 1) hotplug register accesses must be serialised via host->lock
+	 * 2) ap->lock == &ap->host->lock
+	 * 3) ->freeze() and ->thaw() are called with ap->lock held
+	 */
+	hotplug_status = readl(host_mmio + hotplug_offset);
+	hotplug_status |= 0x11 << (ata_no + 16);
+	writel(hotplug_status, host_mmio + hotplug_offset);
+	readl(host_mmio + hotplug_offset); /* flush */
+
+	pdc_freeze(ap);
+}
+
 static void pdc_thaw(struct ata_port *ap)
 {
 	void __iomem *mmio = ap->ioaddr.cmd_addr;
@@ -658,6 +718,26 @@ static void pdc_thaw(struct ata_port *ap)
 	readl(mmio + PDC_CTLSTAT); /* flush */
 }
 
+static void pdc_sata_thaw(struct ata_port *ap)
+{
+	struct ata_host *host = ap->host;
+	void __iomem *host_mmio = host->iomap[PDC_MMIO_BAR];
+	unsigned int hotplug_offset = pdc_sata_hotplug_offset(ap);
+	unsigned int ata_no = pdc_sata_ata_port_to_ata_no(ap);
+	u32 hotplug_status;
+
+	pdc_thaw(ap);
+
+	/* Enable hotplug events on this port.
+	 * Locking: see pdc_sata_freeze().
+	 */
+	hotplug_status = readl(host_mmio + hotplug_offset);
+	hotplug_status |= 0x11 << ata_no;
+	hotplug_status &= ~(0x11 << (ata_no + 16));
+	writel(hotplug_status, host_mmio + hotplug_offset);
+	readl(host_mmio + hotplug_offset); /* flush */
+}
+
 static void pdc_common_error_handler(struct ata_port *ap, ata_reset_fn_t hardreset)
 {
 	if (!(ap->pflags & ATA_PFLAG_FROZEN))
@@ -765,19 +845,6 @@ static void pdc_irq_clear(struct ata_port *ap)
 	readl(mmio + PDC_INT_SEQMASK);
 }
 
-static int pdc_is_sataii_tx4(unsigned long flags)
-{
-	const unsigned long mask = PDC_FLAG_GEN_II | PDC_FLAG_4_PORTS;
-	return (flags & mask) == mask;
-}
-
-static unsigned int pdc_port_no_to_ata_no(unsigned int port_no,
-					  int is_sataii_tx4)
-{
-	static const unsigned char sataii_tx4_port_remap[4] = { 3, 1, 0, 2};
-	return is_sataii_tx4 ? sataii_tx4_port_remap[port_no] : port_no;
-}
-
 static irqreturn_t pdc_interrupt(int irq, void *dev_instance)
 {
 	struct ata_host *host = dev_instance;
@@ -799,6 +866,8 @@ static irqreturn_t pdc_interrupt(int irq, void *dev_instance)
 
 	mmio_base = host->iomap[PDC_MMIO_BAR];
 
+	spin_lock(&host->lock);
+
 	/* read and clear hotplug flags for all ports */
 	if (host->ports[0]->flags & PDC_FLAG_GEN_II)
 		hotplug_offset = PDC2_SATA_PLUG_CSR;
@@ -814,11 +883,9 @@ static irqreturn_t pdc_interrupt(int irq, void *dev_instance)
 
 	if (mask == 0xffffffff && hotplug_status == 0) {
 		VPRINTK("QUICK EXIT 2\n");
-		return IRQ_NONE;
+		goto done_irq;
 	}
 
-	spin_lock(&host->lock);
-
 	mask &= 0xffff;		/* only 16 tags possible */
 	if (mask == 0 && hotplug_status == 0) {
 		VPRINTK("QUICK EXIT 3\n");
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 7de543d1d0b4..24198ad01976 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -19,6 +19,7 @@
 #include <linux/kdev_t.h>
 #include <linux/notifier.h>
 #include <linux/genhd.h>
+#include <linux/kallsyms.h>
 #include <asm/semaphore.h>
 
 #include "base.h"
@@ -68,6 +69,10 @@ static ssize_t dev_attr_show(struct kobject *kobj, struct attribute *attr,
 
 	if (dev_attr->show)
 		ret = dev_attr->show(dev, dev_attr, buf);
+	if (ret >= (ssize_t)PAGE_SIZE) {
+		print_symbol("dev_attr_show: %s returned bad count\n",
+				(unsigned long)dev_attr->show);
+	}
 	return ret;
 }
 
diff --git a/drivers/base/driver.c b/drivers/base/driver.c
index bf31a0170a48..9a6537f14401 100644
--- a/drivers/base/driver.c
+++ b/drivers/base/driver.c
@@ -133,6 +133,7 @@ int driver_add_kobj(struct device_driver *drv, struct kobject *kobj,
 {
 	va_list args;
 	char *name;
+	int ret;
 
 	va_start(args, fmt);
 	name = kvasprintf(GFP_KERNEL, fmt, args);
@@ -141,7 +142,9 @@ int driver_add_kobj(struct device_driver *drv, struct kobject *kobj,
 	if (!name)
 		return -ENOMEM;
 
-	return kobject_add(kobj, &drv->p->kobj, "%s", name);
+	ret = kobject_add(kobj, &drv->p->kobj, "%s", name);
+	kfree(name);
+	return ret;
 }
 EXPORT_SYMBOL_GPL(driver_add_kobj);
 
diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig
index b6d230b3209f..0d1d2133d9bc 100644
--- a/drivers/block/Kconfig
+++ b/drivers/block/Kconfig
@@ -44,16 +44,6 @@ config MAC_FLOPPY
 	  If you have a SWIM-3 (Super Woz Integrated Machine 3; from Apple)
 	  floppy controller, say Y here. Most commonly found in PowerMacs.
 
-config BLK_DEV_PS2
-	tristate "PS/2 ESDI hard disk support"
-	depends on MCA && MCA_LEGACY && BROKEN
-	help
-	  Say Y here if you have a PS/2 machine with a MCA bus and an ESDI
-	  hard disk.
-
-	  To compile this driver as a module, choose M here: the
-	  module will be called ps2esdi.
-
 config AMIGA_Z2RAM
 	tristate "Amiga Zorro II ramdisk support"
 	depends on ZORRO
diff --git a/drivers/block/Makefile b/drivers/block/Makefile
index 01c972415cb2..5e584306be99 100644
--- a/drivers/block/Makefile
+++ b/drivers/block/Makefile
@@ -13,7 +13,6 @@ obj-$(CONFIG_ATARI_FLOPPY)	+= ataflop.o
 obj-$(CONFIG_AMIGA_Z2RAM)	+= z2ram.o
 obj-$(CONFIG_BLK_DEV_RAM)	+= brd.o
 obj-$(CONFIG_BLK_DEV_LOOP)	+= loop.o
-obj-$(CONFIG_BLK_DEV_PS2)	+= ps2esdi.o
 obj-$(CONFIG_BLK_DEV_XD)	+= xd.o
 obj-$(CONFIG_BLK_CPQ_DA)	+= cpqarray.o
 obj-$(CONFIG_BLK_CPQ_CISS_DA)  += cciss.o
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index b53fdb0a282c..60cc54368b66 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -153,6 +153,12 @@ static int sock_xmit(struct nbd_device *lo, int send, void *buf, int size,
 	struct kvec iov;
 	sigset_t blocked, oldset;
 
+	if (unlikely(!sock)) {
+		printk(KERN_ERR "%s: Attempted %s on closed socket in sock_xmit\n",
+		       lo->disk->disk_name, (send ? "send" : "recv"));
+		return -EINVAL;
+	}
+
 	/* Allow interception of SIGKILL only
 	 * Don't allow other signals to interrupt the transmission */
 	siginitsetinv(&blocked, sigmask(SIGKILL));
diff --git a/drivers/block/ps2esdi.c b/drivers/block/ps2esdi.c
deleted file mode 100644
index 3c796e236253..000000000000
--- a/drivers/block/ps2esdi.c
+++ /dev/null
@@ -1,1079 +0,0 @@
-/* ps2esdi driver based on assembler code by Arindam Banerji,
-   written by Peter De Schrijver */
-/* Reassuring note to IBM : This driver was NOT developed by vice-versa
-   engineering the PS/2's BIOS */
-/* Dedicated to Wannes, Tofke, Ykke, Godot, Killroy and all those 
-   other lovely fish out there... */
-/* This code was written during the long and boring WINA 
-   elections 1994 */
-/* Thanks to Arindam Banerij for giving me the source of his driver */
-/* This code may be freely distributed and modified in any way, 
-   as long as these notes remain intact */
-
-/*  Revised: 05/07/94 by Arindam Banerji (axb@cse.nd.edu) */
-/*  Revised: 09/08/94 by Peter De Schrijver (stud11@cc4.kuleuven.ac.be)
-   Thanks to Arindam Banerij for sending me the docs of the adapter */
-
-/* BA Modified for ThinkPad 720 by Boris Ashkinazi */
-/*                    (bash@vnet.ibm.com) 08/08/95 */
-
-/* Modified further for ThinkPad-720C by Uri Blumenthal */
-/*                    (uri@watson.ibm.com) Sep 11, 1995 */
-
-/* TODO : 
-   + Timeouts
-   + Get disk parameters
-   + DMA above 16MB
-   + reset after read/write error
- */
-
-#define DEVICE_NAME "PS/2 ESDI"
-
-#include <linux/major.h>
-#include <linux/errno.h>
-#include <linux/wait.h>
-#include <linux/interrupt.h>
-#include <linux/fs.h>
-#include <linux/kernel.h>
-#include <linux/genhd.h>
-#include <linux/ps2esdi.h>
-#include <linux/blkdev.h>
-#include <linux/mca-legacy.h>
-#include <linux/init.h>
-#include <linux/ioport.h>
-#include <linux/module.h>
-#include <linux/hdreg.h>
-
-#include <asm/system.h>
-#include <asm/io.h>
-#include <asm/dma.h>
-#include <asm/mca_dma.h>
-#include <asm/uaccess.h>
-
-#define PS2ESDI_IRQ 14
-#define MAX_HD 2
-#define MAX_RETRIES 5
-#define MAX_16BIT 65536
-#define ESDI_TIMEOUT   0xf000
-#define ESDI_STAT_TIMEOUT 4
-
-#define TYPE_0_CMD_BLK_LENGTH 2
-#define TYPE_1_CMD_BLK_LENGTH 4
-
-static void reset_ctrl(void);
-
-static int ps2esdi_geninit(void);
-
-static void do_ps2esdi_request(struct request_queue * q);
-
-static void ps2esdi_readwrite(int cmd, struct request *req);
-
-static void ps2esdi_fill_cmd_block(u_short * cmd_blk, u_short cmd,
-u_short cyl, u_short head, u_short sector, u_short length, u_char drive);
-
-static int ps2esdi_out_cmd_blk(u_short * cmd_blk);
-
-static void ps2esdi_prep_dma(char *buffer, u_short length, u_char dma_xmode);
-
-static irqreturn_t ps2esdi_interrupt_handler(int irq, void *dev_id);
-static void (*current_int_handler) (u_int) = NULL;
-static void ps2esdi_normal_interrupt_handler(u_int);
-static void ps2esdi_initial_reset_int_handler(u_int);
-static void ps2esdi_geometry_int_handler(u_int);
-static int ps2esdi_getgeo(struct block_device *bdev, struct hd_geometry *geo);
-
-static int ps2esdi_read_status_words(int num_words, int max_words, u_short * buffer);
-
-static void dump_cmd_complete_status(u_int int_ret_code);
-
-static void ps2esdi_get_device_cfg(void);
-
-static void ps2esdi_reset_timer(unsigned long unused);
-
-static u_int dma_arb_level;		/* DMA arbitration level */
-
-static DECLARE_WAIT_QUEUE_HEAD(ps2esdi_int);
-
-static int no_int_yet;
-static int ps2esdi_drives;
-static u_short io_base;
-static DEFINE_TIMER(esdi_timer, ps2esdi_reset_timer, 0, 0);
-static int reset_status;
-static int ps2esdi_slot = -1;
-static int tp720esdi = 0;	/* Is it Integrated ESDI of ThinkPad-720? */
-static int intg_esdi = 0;       /* If integrated adapter */
-struct ps2esdi_i_struct {
-	unsigned int head, sect, cyl, wpcom, lzone, ctl;
-};
-static DEFINE_SPINLOCK(ps2esdi_lock);
-static struct request_queue *ps2esdi_queue;
-static struct request *current_req;
-
-#if 0
-#if 0				/* try both - I don't know which one is better... UB */
-static struct ps2esdi_i_struct ps2esdi_info[MAX_HD] =
-{
-	{4, 48, 1553, 0, 0, 0},
-	{0, 0, 0, 0, 0, 0}};
-#else
-static struct ps2esdi_i_struct ps2esdi_info[MAX_HD] =
-{
-	{64, 32, 161, 0, 0, 0},
-	{0, 0, 0, 0, 0, 0}};
-#endif
-#endif
-static struct ps2esdi_i_struct ps2esdi_info[MAX_HD] =
-{
-	{0, 0, 0, 0, 0, 0},
-	{0, 0, 0, 0, 0, 0}};
-
-static struct block_device_operations ps2esdi_fops =
-{
-	.owner		= THIS_MODULE,
-	.getgeo		= ps2esdi_getgeo,
-};
-
-static struct gendisk *ps2esdi_gendisk[2];
-
-/* initialization routine called by ll_rw_blk.c   */
-static int __init ps2esdi_init(void)
-{
-
-	int error = 0;
-
-	/* register the device - pass the name and major number */
-	if (register_blkdev(PS2ESDI_MAJOR, "ed"))
-		return -EBUSY;
-
-	/* set up some global information - indicating device specific info */
-	ps2esdi_queue = blk_init_queue(do_ps2esdi_request, &ps2esdi_lock);
-	if (!ps2esdi_queue) {
-		unregister_blkdev(PS2ESDI_MAJOR, "ed");
-		return -ENOMEM;
-	}
-
-	/* some minor housekeeping - setup the global gendisk structure */
-	error = ps2esdi_geninit();
-	if (error) {
-		printk(KERN_WARNING "PS2ESDI: error initialising"
-			" device, releasing resources\n");
-		unregister_blkdev(PS2ESDI_MAJOR, "ed");
-		blk_cleanup_queue(ps2esdi_queue);
-		return error;
-	}
-	return 0;
-}				/* ps2esdi_init */
-
-#ifndef MODULE
-
-module_init(ps2esdi_init);
-
-#else
-
-static int cyl[MAX_HD] = {-1,-1};
-static int head[MAX_HD] = {-1, -1};
-static int sect[MAX_HD] = {-1, -1};
-
-module_param(tp720esdi, bool, 0);
-module_param_array(cyl, int, NULL, 0);
-module_param_array(head, int, NULL, 0);
-module_param_array(sect, int, NULL, 0);
-MODULE_LICENSE("GPL");
-
-int init_module(void) {
-	int drive;
-
-	for(drive = 0; drive < MAX_HD; drive++) {
-	        struct ps2esdi_i_struct *info = &ps2esdi_info[drive];
-
-        	if (cyl[drive] != -1) {
-		  	info->cyl = info->lzone = cyl[drive];
-			info->wpcom = 0;
-		}
-        	if (head[drive] != -1) {
-			info->head = head[drive];
-			info->ctl = (head[drive] > 8 ? 8 : 0);
-		}
-        	if (sect[drive] != -1) info->sect = sect[drive];
-	}
-	return ps2esdi_init();
-}
-
-void
-cleanup_module(void) {
-	int i;
-	if(ps2esdi_slot) {
-		mca_mark_as_unused(ps2esdi_slot);
-		mca_set_adapter_procfn(ps2esdi_slot, NULL, NULL);
-	}
-	release_region(io_base, 4);
-	free_dma(dma_arb_level);
-	free_irq(PS2ESDI_IRQ, &ps2esdi_gendisk);
-	unregister_blkdev(PS2ESDI_MAJOR, "ed");
-	blk_cleanup_queue(ps2esdi_queue);
-	for (i = 0; i < ps2esdi_drives; i++) {
-		del_gendisk(ps2esdi_gendisk[i]);
-		put_disk(ps2esdi_gendisk[i]);
-	}
-}
-#endif /* MODULE */
-
-/* handles boot time command line parameters */
-void __init tp720_setup(char *str, int *ints)
-{
-	/* no params, just sets the tp720esdi flag if it exists */
-
-	printk("%s: TP 720 ESDI flag set\n", DEVICE_NAME);
-	tp720esdi = 1;
-}
-
-void __init ed_setup(char *str, int *ints)
-{
-	int hdind = 0;
-
-	/* handles 3 parameters only - corresponding to
-	   1. Number of cylinders
-	   2. Number of heads
-	   3. Sectors/track
-	 */
-
-	if (ints[0] != 3)
-		return;
-
-	/* print out the information - seen at boot time */
-	printk("%s: ints[0]=%d ints[1]=%d ints[2]=%d ints[3]=%d\n",
-	       DEVICE_NAME, ints[0], ints[1], ints[2], ints[3]);
-
-	/* set the index into device specific information table */
-	if (ps2esdi_info[0].head != 0)
-		hdind = 1;
-
-	/* set up all the device information */
-	ps2esdi_info[hdind].head = ints[2];
-	ps2esdi_info[hdind].sect = ints[3];
-	ps2esdi_info[hdind].cyl = ints[1];
-	ps2esdi_info[hdind].wpcom = 0;
-	ps2esdi_info[hdind].lzone = ints[1];
-	ps2esdi_info[hdind].ctl = (ints[2] > 8 ? 8 : 0);
-#if 0				/* this may be needed for PS2/Mod.80, but it hurts ThinkPad! */
-	ps2esdi_drives = hdind + 1;	/* increment index for the next time */
-#endif
-}				/* ed_setup */
-
-static int ps2esdi_getinfo(char *buf, int slot, void *d)
-{
-	int len = 0;
-
-	len += sprintf(buf + len, "DMA Arbitration Level: %d\n",
-		       dma_arb_level);
-	len += sprintf(buf + len, "IO Port: %x\n", io_base);
-	len += sprintf(buf + len, "IRQ: 14\n");
-	len += sprintf(buf + len, "Drives: %d\n", ps2esdi_drives);
-
-	return len;
-}
-
-/* ps2 esdi specific initialization - called thru the gendisk chain */
-static int __init ps2esdi_geninit(void)
-{
-	/*
-	   The first part contains the initialization code
-	   for the ESDI disk subsystem.  All we really do
-	   is search for the POS registers of the controller
-	   to do some simple setup operations.  First, we
-	   must ensure that the controller is installed,
-	   enabled, and configured as PRIMARY.  Then we must
-	   determine the DMA arbitration level being used by
-	   the controller so we can handle data transfer
-	   operations properly.  If all of this works, then
-	   we will set the INIT_FLAG to a non-zero value.
-	 */
-
-	int slot = 0, i, reset_start, reset_end;
-	u_char status;
-	unsigned short adapterID;
-	int error = 0;
-
-	if ((slot = mca_find_adapter(INTG_ESDI_ID, 0)) != MCA_NOTFOUND) {
-		adapterID = INTG_ESDI_ID;
-		printk("%s: integrated ESDI adapter found in slot %d\n",
-		       DEVICE_NAME, slot+1);
-#ifndef MODULE
-		mca_set_adapter_name(slot, "PS/2 Integrated ESDI");
-#endif
-	} else if ((slot = mca_find_adapter(NRML_ESDI_ID, 0)) != -1) {
-		adapterID = NRML_ESDI_ID;
-		printk("%s: normal ESDI adapter found in slot %d\n",
-		       DEVICE_NAME, slot+1);
-		mca_set_adapter_name(slot, "PS/2 ESDI");
-	} else {
-		return -ENODEV;
-	}
-
-	ps2esdi_slot = slot;
-	mca_mark_as_used(slot);
-	mca_set_adapter_procfn(slot, (MCA_ProcFn) ps2esdi_getinfo, NULL);
-
-	/* Found the slot - read the POS register 2 to get the necessary
-	   configuration and status information.  POS register 2 has the
-	   following information :
-	   Bit           Function
-	   7             reserved = 0
-	   6             arbitration method
-	   0 - fairness enabled
-	   1 - fairness disabled, linear priority assignment
-	   5-2           arbitration level
-	   1             alternate address
-	   1              alternate address
-	   0 - use addresses 0x3510 - 0x3517
-	   0             adapter enable
-	 */
-
-	status = mca_read_stored_pos(slot, 2);
-	/* is it enabled ? */
-	if (!(status & STATUS_ENABLED)) {
-		printk("%s: ESDI adapter disabled\n", DEVICE_NAME);
-		error = -ENODEV;
-		goto err_out1;
-	}
-	/* try to grab IRQ, and try to grab a slow IRQ if it fails, so we can
-	   share with the SCSI driver */
-	if (request_irq(PS2ESDI_IRQ, ps2esdi_interrupt_handler,
-		  IRQF_DISABLED | IRQF_SHARED, "PS/2 ESDI", &ps2esdi_gendisk)
-	    && request_irq(PS2ESDI_IRQ, ps2esdi_interrupt_handler,
-			   IRQF_SHARED, "PS/2 ESDI", &ps2esdi_gendisk)
-	    ) {
-		printk("%s: Unable to get IRQ %d\n", DEVICE_NAME, PS2ESDI_IRQ);
-		error = -EBUSY;
-		goto err_out1;
-	}
-	if (status & STATUS_ALTERNATE)
-		io_base = ALT_IO_BASE;
-	else
-		io_base = PRIMARY_IO_BASE;
-
-	if (!request_region(io_base, 4, "ed")) {
-		printk(KERN_WARNING"Unable to request region 0x%x\n", io_base);
-		error = -EBUSY;
-		goto err_out2;
-	}
-	/* get the dma arbitration level */
-	dma_arb_level = (status >> 2) & 0xf;
-
-	/* BA */
-	printk("%s: DMA arbitration level : %d\n",
-	       DEVICE_NAME, dma_arb_level);
-
-	LITE_ON;
-	current_int_handler = ps2esdi_initial_reset_int_handler;
-	reset_ctrl();
-	reset_status = 0;
-	reset_start = jiffies;
-	while (!reset_status) {
-		init_timer(&esdi_timer);
-		esdi_timer.expires = jiffies + HZ;
-		esdi_timer.data = 0;
-		add_timer(&esdi_timer);
-		sleep_on(&ps2esdi_int);
-	}
-	reset_end = jiffies;
-	LITE_OFF;
-	printk("%s: reset interrupt after %d jiffies,  %u.%02u secs\n",
-	       DEVICE_NAME, reset_end - reset_start, (reset_end - reset_start) / HZ,
-	       (reset_end - reset_start) % HZ);
-
-
-	/* Integrated ESDI Disk and Controller has only one drive! */
-	if (adapterID == INTG_ESDI_ID) {/* if not "normal" PS2 ESDI adapter */
-		ps2esdi_drives = 1;	/* then we have only one physical disk! */		intg_esdi = 1;
-	}
-
-
-
-	/* finally this part sets up some global data structures etc. */
-
-	ps2esdi_get_device_cfg();
-
-	/* some annoyance in the above routine returns TWO drives?
-	 Is something else happining in the background?
-	 Regaurdless we fix the # of drives again. AJK */
-	/* Integrated ESDI Disk and Controller has only one drive! */
-	if (adapterID == INTG_ESDI_ID)	/* if not "normal" PS2 ESDI adapter */
-		ps2esdi_drives = 1;	/* Not three or two, ONE DAMNIT! */
-
-	current_int_handler = ps2esdi_normal_interrupt_handler;
-
-	if (request_dma(dma_arb_level, "ed") !=0) {
-		printk(KERN_WARNING "PS2ESDI: Can't request dma-channel %d\n"
-			,(int) dma_arb_level);
-		error = -EBUSY;
-		goto err_out3;
-	}
-	blk_queue_max_sectors(ps2esdi_queue, 128);
-
-	error = -ENOMEM;
-	for (i = 0; i < ps2esdi_drives; i++) {
-		struct gendisk *disk = alloc_disk(64);
-		if (!disk)
-			goto err_out4;
-		disk->major = PS2ESDI_MAJOR;
-		disk->first_minor = i<<6;
-		sprintf(disk->disk_name, "ed%c", 'a'+i);
-		disk->fops = &ps2esdi_fops;
-		ps2esdi_gendisk[i] = disk;
-	}
-
-	for (i = 0; i < ps2esdi_drives; i++) {
-		struct gendisk *disk = ps2esdi_gendisk[i];
-		set_capacity(disk, ps2esdi_info[i].head * ps2esdi_info[i].sect *
-				ps2esdi_info[i].cyl);
-		disk->queue = ps2esdi_queue;
-		disk->private_data = &ps2esdi_info[i];
-		add_disk(disk);
-	}
-	return 0;
-err_out4:
-	while (i--)
-		put_disk(ps2esdi_gendisk[i]);
-err_out3:
-	release_region(io_base, 4);
-err_out2:
-	free_irq(PS2ESDI_IRQ, &ps2esdi_gendisk);
-err_out1:
-	if(ps2esdi_slot) {
-		mca_mark_as_unused(ps2esdi_slot);
-		mca_set_adapter_procfn(ps2esdi_slot, NULL, NULL);
-	}
-	return error;
-}
-
-static void __init ps2esdi_get_device_cfg(void)
-{
-	u_short cmd_blk[TYPE_0_CMD_BLK_LENGTH];
-
-	/*BA */ printk("%s: Drive 0\n", DEVICE_NAME);
-	current_int_handler = ps2esdi_geometry_int_handler;
-	cmd_blk[0] = CMD_GET_DEV_CONFIG | 0x600;
-	cmd_blk[1] = 0;
-	no_int_yet = TRUE;
-	ps2esdi_out_cmd_blk(cmd_blk);
-	if (no_int_yet)
-		sleep_on(&ps2esdi_int);
-
-	if (ps2esdi_drives > 1) {
-		printk("%s: Drive 1\n", DEVICE_NAME);	/*BA */
-		cmd_blk[0] = CMD_GET_DEV_CONFIG | (1 << 5) | 0x600;
-		cmd_blk[1] = 0;
-		no_int_yet = TRUE;
-		ps2esdi_out_cmd_blk(cmd_blk);
-		if (no_int_yet)
-			sleep_on(&ps2esdi_int);
-	}			/* if second physical drive is present */
-	return;
-}
-
-/* strategy routine that handles most of the IO requests */
-static void do_ps2esdi_request(struct request_queue * q)
-{
-	struct request *req;
-	/* since, this routine is called with interrupts cleared - they 
-	   must be before it finishes  */
-
-	req = elv_next_request(q);
-	if (!req)
-		return;
-
-#if 0
-	printk("%s:got request. device : %s command : %d  sector : %ld count : %ld, buffer: %p\n",
-	       DEVICE_NAME,
-	       req->rq_disk->disk_name,
-	       req->cmd, req->sector,
-	       req->current_nr_sectors, req->buffer);
-#endif
-
-	/* check for above 16Mb dmas */
-	if (isa_virt_to_bus(req->buffer + req->current_nr_sectors * 512) > 16 * MB) {
-		printk("%s: DMA above 16MB not supported\n", DEVICE_NAME);
-		end_request(req, FAIL);
-		return;
-	}
-
-	if (req->sector+req->current_nr_sectors > get_capacity(req->rq_disk)) {
-		printk("Grrr. error. ps2esdi_drives: %d, %llu %llu\n",
-		    ps2esdi_drives, req->sector,
-		    (unsigned long long)get_capacity(req->rq_disk));
-		end_request(req, FAIL);
-		return;
-	}
-
-	switch (rq_data_dir(req)) {
-	case READ:
-		ps2esdi_readwrite(READ, req);
-		break;
-	case WRITE:
-		ps2esdi_readwrite(WRITE, req);
-		break;
-	default:
-		printk("%s: Unknown command\n", req->rq_disk->disk_name);
-		end_request(req, FAIL);
-		break;
-	}		/* handle different commands */
-}				/* main strategy routine */
-
-/* resets the ESDI adapter */
-static void reset_ctrl(void)
-{
-
-	u_long expire;
-	u_short status;
-
-	/* enable interrupts on the controller */
-	status = inb(ESDI_INTRPT);
-	outb((status & 0xe0) | ATT_EOI, ESDI_ATTN);	/* to be sure we don't have
-							   any interrupt pending... */
-	outb_p(CTRL_ENABLE_INTR, ESDI_CONTROL);
-
-	/* read the ESDI status port - if the controller is not busy,
-	   simply do a soft reset (fast) - otherwise we'll have to do a
-	   hard (slow) reset.  */
-	if (!(inb_p(ESDI_STATUS) & STATUS_BUSY)) {
-		/*BA */ printk("%s: soft reset...\n", DEVICE_NAME);
-		outb_p(CTRL_SOFT_RESET, ESDI_ATTN);
-	}
-	/* soft reset */ 
-	else {
-		/*BA */
-		printk("%s: hard reset...\n", DEVICE_NAME);
-		outb_p(CTRL_HARD_RESET, ESDI_CONTROL);
-		expire = jiffies + 2*HZ;
-		while (time_before(jiffies, expire));
-		outb_p(1, ESDI_CONTROL);
-	}			/* hard reset */
-
-
-}				/* reset the controller */
-
-/* called by the strategy routine to handle read and write requests */
-static void ps2esdi_readwrite(int cmd, struct request *req)
-{
-	struct ps2esdi_i_struct *p = req->rq_disk->private_data;
-	unsigned block = req->sector;
-	unsigned count = req->current_nr_sectors;
-	int drive = p - ps2esdi_info;
-	u_short track, head, cylinder, sector;
-	u_short cmd_blk[TYPE_1_CMD_BLK_LENGTH];
-
-	/* do some relevant arithmatic */
-	track = block / p->sect;
-	head = track % p->head;
-	cylinder = track / p->head;
-	sector = block % p->sect;
-
-#if 0
-	printk("%s: cyl=%d head=%d sect=%d\n", DEVICE_NAME, cylinder, head, sector);
-#endif
-	/* call the routine that actually fills out a command block */
-	ps2esdi_fill_cmd_block
-	    (cmd_blk,
-	     (cmd == READ) ? CMD_READ : CMD_WRITE,
-	     cylinder, head, sector, count, drive);
-
-	/* send the command block to the controller */
-	current_req = req;
-	spin_unlock_irq(&ps2esdi_lock);
-	if (ps2esdi_out_cmd_blk(cmd_blk)) {
-		spin_lock_irq(&ps2esdi_lock);
-		printk("%s: Controller failed\n", DEVICE_NAME);
-		if ((++req->errors) >= MAX_RETRIES)
-			end_request(req, FAIL);
-	}
-	/* check for failure to put out the command block */ 
-	else {
-		spin_lock_irq(&ps2esdi_lock);
-#if 0
-		printk("%s: waiting for xfer\n", DEVICE_NAME);
-#endif
-		/* turn disk lights on */
-		LITE_ON;
-	}
-
-}				/* ps2esdi_readwrite */
-
-/* fill out the command block */
-static void ps2esdi_fill_cmd_block(u_short * cmd_blk, u_short cmd,
- u_short cyl, u_short head, u_short sector, u_short length, u_char drive)
-{
-
-	cmd_blk[0] = (drive << 5) | cmd;
-	cmd_blk[1] = length;
-	cmd_blk[2] = ((cyl & 0x1f) << 11) | (head << 5) | sector;
-	cmd_blk[3] = (cyl & 0x3E0) >> 5;
-
-}				/* fill out the command block */
-
-/* write a command block to the controller */
-static int ps2esdi_out_cmd_blk(u_short * cmd_blk)
-{
-
-	int i;
-	unsigned long jif;
-	u_char status;
-
-	/* enable interrupts */
-	outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-
-	/* do not write to the controller, if it is busy */
-	for (jif = jiffies + ESDI_STAT_TIMEOUT;
-		time_after(jif, jiffies) &&
-			(inb(ESDI_STATUS) & STATUS_BUSY); )
-		;
-
-#if 0
-	printk("%s: i(1)=%ld\n", DEVICE_NAME, jif);
-#endif
-
-	/* if device is still busy - then just time out */
-	if (inb(ESDI_STATUS) & STATUS_BUSY) {
-		printk("%s: ps2esdi_out_cmd timed out (1)\n", DEVICE_NAME);
-		return ERROR;
-	}			/* timeout ??? */
-	/* Set up the attention register in the controller */
-	outb(((*cmd_blk) & 0xE0) | 1, ESDI_ATTN);
-
-#if 0
-	printk("%s: sending %d words to controller\n", DEVICE_NAME, (((*cmd_blk) >> 14) + 1) << 1);
-#endif
-
-	/* one by one send each word out */
-	for (i = (((*cmd_blk) >> 14) + 1) << 1; i; i--) {
-		status = inb(ESDI_STATUS);
-		for (jif = jiffies + ESDI_STAT_TIMEOUT;
-		     time_after(jif, jiffies) && (status & STATUS_BUSY) &&
-		   (status & STATUS_CMD_INF); status = inb(ESDI_STATUS));
-		if ((status & (STATUS_BUSY | STATUS_CMD_INF)) == STATUS_BUSY) {
-#if 0
-			printk("%s: sending %04X\n", DEVICE_NAME, *cmd_blk);
-#endif
-			outw(*cmd_blk++, ESDI_CMD_INT);
-		} else {
-			printk("%s: ps2esdi_out_cmd timed out while sending command (status=%02X)\n",
-			       DEVICE_NAME, status);
-			return ERROR;
-		}
-	}			/* send all words out */
-	return OK;
-}				/* send out the commands */
-
-
-/* prepare for dma - do all the necessary setup */
-static void ps2esdi_prep_dma(char *buffer, u_short length, u_char dma_xmode)
-{
-	unsigned long flags = claim_dma_lock();
-
-	mca_disable_dma(dma_arb_level);
-
-	mca_set_dma_addr(dma_arb_level, isa_virt_to_bus(buffer));
-
-	mca_set_dma_count(dma_arb_level, length * 512 / 2);
-
-	mca_set_dma_mode(dma_arb_level, dma_xmode);
-
-	mca_enable_dma(dma_arb_level);
-
-	release_dma_lock(flags);
-
-}				/* prepare for dma */
-
-
-
-static irqreturn_t ps2esdi_interrupt_handler(int irq, void *dev_id)
-{
-	u_int int_ret_code;
-
-	if (inb(ESDI_STATUS) & STATUS_INTR) {
-		int_ret_code = inb(ESDI_INTRPT);
-		if (current_int_handler) {
-			/* Disable adapter interrupts till processing is finished */
-			outb(CTRL_DISABLE_INTR, ESDI_CONTROL);
-			current_int_handler(int_ret_code);
-		} else
-			printk("%s: help ! No interrupt handler.\n", DEVICE_NAME);
-	} else {
-		return IRQ_NONE;
-	}
-	return IRQ_HANDLED;
-}
-
-static void ps2esdi_initial_reset_int_handler(u_int int_ret_code)
-{
-
-	switch (int_ret_code & 0xf) {
-	case INT_RESET:
-		/*BA */
-		printk("%s: initial reset completed.\n", DEVICE_NAME);
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		wake_up(&ps2esdi_int);
-		break;
-	case INT_ATTN_ERROR:
-		printk("%s: Attention error. interrupt status : %02X\n", DEVICE_NAME,
-		       int_ret_code);
-		printk("%s: status: %02x\n", DEVICE_NAME, inb(ESDI_STATUS));
-		break;
-	default:
-		printk("%s: initial reset handler received interrupt: %02X\n",
-		       DEVICE_NAME, int_ret_code);
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		break;
-	}
-	outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-}
-
-
-static void ps2esdi_geometry_int_handler(u_int int_ret_code)
-{
-	u_int status, drive_num;
-	unsigned long rba;
-	int i;
-
-	drive_num = int_ret_code >> 5;
-	switch (int_ret_code & 0xf) {
-	case INT_CMD_COMPLETE:
-		for (i = ESDI_TIMEOUT; i && !(inb(ESDI_STATUS) & STATUS_STAT_AVAIL); i--);
-		if (!(inb(ESDI_STATUS) & STATUS_STAT_AVAIL)) {
-			printk("%s: timeout reading status word\n", DEVICE_NAME);
-			outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-			break;
-		}
-		status = inw(ESDI_STT_INT);
-		if ((status & 0x1F) == CMD_GET_DEV_CONFIG) {
-#define REPLY_WORDS 5		/* we already read word 0 */
-			u_short reply[REPLY_WORDS];
-
-			if (ps2esdi_read_status_words((status >> 8) - 1, REPLY_WORDS, reply)) {
-				/*BA */
-				printk("%s: Device Configuration Status for drive %u\n",
-				       DEVICE_NAME, drive_num);
-
-				printk("%s: Spares/cyls: %u", DEVICE_NAME, reply[0] >> 8);
-
-				printk
-				    ("Config bits: %s%s%s%s%s\n",
-				     (reply[0] & CONFIG_IS) ? "Invalid Secondary, " : "",
-				     ((reply[0] & CONFIG_ZD) && !(reply[0] & CONFIG_IS))
-				 ? "Zero Defect, " : "Defects Present, ",
-				     (reply[0] & CONFIG_SF) ? "Skewed Format, " : "",
-				     (reply[0] & CONFIG_FR) ? "Removable, " : "Non-Removable, ",
-				     (reply[0] & CONFIG_RT) ? "No Retries" : "Retries");
-
-				rba = reply[1] | ((unsigned long) reply[2] << 16);
-				printk("%s: Number of RBA's: %lu\n", DEVICE_NAME, rba);
-
-				printk("%s: Physical number of cylinders: %u, Sectors/Track: %u, Heads: %u\n",
-				       DEVICE_NAME, reply[3], reply[4] >> 8, reply[4] & 0xff);
-
-				if (!ps2esdi_info[drive_num].head) {
-					ps2esdi_info[drive_num].head = 64;
-					ps2esdi_info[drive_num].sect = 32;
-					ps2esdi_info[drive_num].cyl = rba / (64 * 32);
-					ps2esdi_info[drive_num].wpcom = 0;
-					ps2esdi_info[drive_num].lzone = ps2esdi_info[drive_num].cyl;
-					ps2esdi_info[drive_num].ctl = 8;
-					if (tp720esdi) {	/* store the retrieved parameters */
-						ps2esdi_info[0].head = reply[4] & 0Xff;
-						ps2esdi_info[0].sect = reply[4] >> 8;
-						ps2esdi_info[0].cyl = reply[3];
-						ps2esdi_info[0].wpcom = 0;
-						ps2esdi_info[0].lzone = reply[3];
-					} else {
-						if (!intg_esdi)
-							ps2esdi_drives++;
-					}
-				}
-#ifdef OBSOLETE
-				if (!ps2esdi_info[drive_num].head) {
-					ps2esdi_info[drive_num].head = reply[4] & 0Xff;
-					ps2esdi_info[drive_num].sect = reply[4] >> 8;
-					ps2esdi_info[drive_num].cyl = reply[3];
-					ps2esdi_info[drive_num].wpcom = 0;
-					ps2esdi_info[drive_num].lzone = reply[3];
-					if (tp720esdi) {	/* store the retrieved parameters */
-						ps2esdi_info[0].head = reply[4] & 0Xff;
-						ps2esdi_info[0].sect = reply[4] >> 8;
-						ps2esdi_info[0].cyl = reply[3];
-						ps2esdi_info[0].wpcom = 0;
-						ps2esdi_info[0].lzone = reply[3];
-					} else {
-						ps2esdi_drives++;
-					}
-				}
-#endif
-
-			} else
-				printk("%s: failed while getting device config\n", DEVICE_NAME);
-#undef REPLY_WORDS
-		} else
-			printk("%s: command %02X unknown by geometry handler\n",
-			       DEVICE_NAME, status & 0x1f);
-
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		break;
-
-	case INT_ATTN_ERROR:
-		printk("%s: Attention error. interrupt status : %02X\n", DEVICE_NAME,
-		       int_ret_code);
-		printk("%s: Device not available\n", DEVICE_NAME);
-		break;
-	case INT_CMD_ECC:
-	case INT_CMD_RETRY:
-	case INT_CMD_ECC_RETRY:
-	case INT_CMD_WARNING:
-	case INT_CMD_ABORT:
-	case INT_CMD_FAILED:
-	case INT_DMA_ERR:
-	case INT_CMD_BLK_ERR:
-		/*BA */ printk("%s: Whaa. Error occurred...\n", DEVICE_NAME);
-		dump_cmd_complete_status(int_ret_code);
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		break;
-	default:
-		printk("%s: Unknown interrupt reason: %02X\n",
-		       DEVICE_NAME, int_ret_code & 0xf);
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		break;
-	}
-
-	wake_up(&ps2esdi_int);
-	no_int_yet = FALSE;
-	outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-
-}
-
-static void ps2esdi_normal_interrupt_handler(u_int int_ret_code)
-{
-	unsigned long flags;
-	u_int status;
-	u_int ending;
-	int i;
-
-	switch (int_ret_code & 0x0f) {
-	case INT_TRANSFER_REQ:
-		ps2esdi_prep_dma(current_req->buffer,
-				 current_req->current_nr_sectors,
-		    (rq_data_dir(current_req) == READ)
-		    ? MCA_DMA_MODE_16 | MCA_DMA_MODE_WRITE | MCA_DMA_MODE_XFER
-		    : MCA_DMA_MODE_16 | MCA_DMA_MODE_READ);
-		outb(CTRL_ENABLE_DMA | CTRL_ENABLE_INTR, ESDI_CONTROL);
-		ending = -1;
-		break;
-
-	case INT_ATTN_ERROR:
-		printk("%s: Attention error. interrupt status : %02X\n", DEVICE_NAME,
-		       int_ret_code);
-		outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-		ending = FAIL;
-		break;
-
-	case INT_CMD_COMPLETE:
-		for (i = ESDI_TIMEOUT; i && !(inb(ESDI_STATUS) & STATUS_STAT_AVAIL); i--);
-		if (!(inb(ESDI_STATUS) & STATUS_STAT_AVAIL)) {
-			printk("%s: timeout reading status word\n", DEVICE_NAME);
-			outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-			outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-			if ((++current_req->errors) >= MAX_RETRIES)
-				ending = FAIL;
-			else
-				ending = -1;
-			break;
-		}
-		status = inw(ESDI_STT_INT);
-		switch (status & 0x1F) {
-		case (CMD_READ & 0xff):
-		case (CMD_WRITE & 0xff):
-			LITE_OFF;
-			outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-			outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-			ending = SUCCES;
-			break;
-		default:
-			printk("%s: interrupt for unknown command %02X\n",
-			       DEVICE_NAME, status & 0x1f);
-			outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-			outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-			ending = -1;
-			break;
-		}
-		break;
-	case INT_CMD_ECC:
-	case INT_CMD_RETRY:
-	case INT_CMD_ECC_RETRY:
-		LITE_OFF;
-		dump_cmd_complete_status(int_ret_code);
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-		ending = SUCCES;
-		break;
-	case INT_CMD_WARNING:
-	case INT_CMD_ABORT:
-	case INT_CMD_FAILED:
-	case INT_DMA_ERR:
-		LITE_OFF;
-		dump_cmd_complete_status(int_ret_code);
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-		if ((++current_req->errors) >= MAX_RETRIES)
-			ending = FAIL;
-		else
-			ending = -1;
-		break;
-
-	case INT_CMD_BLK_ERR:
-		dump_cmd_complete_status(int_ret_code);
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-		ending = FAIL;
-		break;
-
-	case INT_CMD_FORMAT:
-		printk("%s: huh ? Who issued this format command ?\n"
-		       ,DEVICE_NAME);
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-		ending = -1;
-		break;
-
-	case INT_RESET:
-		/* BA printk("%s: reset completed.\n", DEVICE_NAME) */ ;
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-		ending = -1;
-		break;
-
-	default:
-		printk("%s: Unknown interrupt reason: %02X\n",
-		       DEVICE_NAME, int_ret_code & 0xf);
-		outb((int_ret_code & 0xe0) | ATT_EOI, ESDI_ATTN);
-		outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-		ending = -1;
-		break;
-	}
-	if(ending != -1) {
-		spin_lock_irqsave(&ps2esdi_lock, flags);
-		end_request(current_req, ending);
-		current_req = NULL;
-		do_ps2esdi_request(ps2esdi_queue);
-		spin_unlock_irqrestore(&ps2esdi_lock, flags);
-	}
-}				/* handle interrupts */
-
-
-
-static int ps2esdi_read_status_words(int num_words,
-				     int max_words,
-				     u_short * buffer)
-{
-	int i;
-
-	for (; max_words && num_words; max_words--, num_words--, buffer++) {
-		for (i = ESDI_TIMEOUT; i && !(inb(ESDI_STATUS) & STATUS_STAT_AVAIL); i--);
-		if (!(inb(ESDI_STATUS) & STATUS_STAT_AVAIL)) {
-			printk("%s: timeout reading status word\n", DEVICE_NAME);
-			return FAIL;
-		}
-		*buffer = inw(ESDI_STT_INT);
-	}
-	return SUCCES;
-}
-
-
-
-
-static void dump_cmd_complete_status(u_int int_ret_code)
-{
-#define WAIT_FOR_STATUS \
-  for(i=ESDI_TIMEOUT;i && !(inb(ESDI_STATUS) & STATUS_STAT_AVAIL);i--); \
-    if(!(inb(ESDI_STATUS) & STATUS_STAT_AVAIL)) { \
-    printk("%s: timeout reading status word\n",DEVICE_NAME); \
-    return; \
-    }
-
-	int i, word_count;
-	u_short stat_word;
-	u_long rba;
-
-	printk("%s: Device: %u, interrupt ID: %02X\n",
-	       DEVICE_NAME, int_ret_code >> 5,
-	       int_ret_code & 0xf);
-
-	WAIT_FOR_STATUS;
-	stat_word = inw(ESDI_STT_INT);
-	word_count = (stat_word >> 8) - 1;
-	printk("%s: %u status words, command: %02X\n", DEVICE_NAME, word_count,
-	       stat_word & 0xff);
-
-	if (word_count--) {
-		WAIT_FOR_STATUS;
-		stat_word = inw(ESDI_STT_INT);
-		printk("%s: command status code: %02X, command error code: %02X\n",
-		       DEVICE_NAME, stat_word >> 8, stat_word & 0xff);
-	}
-	if (word_count--) {
-		WAIT_FOR_STATUS;
-		stat_word = inw(ESDI_STT_INT);
-		printk("%s: device error code: %s%s%s%s%s,%02X\n", DEVICE_NAME,
-		       (stat_word & 0x1000) ? "Ready, " : "Not Ready, ",
-		  (stat_word & 0x0800) ? "Selected, " : "Not Selected, ",
-		       (stat_word & 0x0400) ? "Write Fault, " : "",
-		       (stat_word & 0x0200) ? "Track 0, " : "",
-		(stat_word & 0x0100) ? "Seek or command complete, " : "",
-		       stat_word >> 8);
-	}
-	if (word_count--) {
-		WAIT_FOR_STATUS;
-		stat_word = inw(ESDI_STT_INT);
-		printk("%s: Blocks to do: %u", DEVICE_NAME, stat_word);
-	}
-	if (word_count -= 2) {
-		WAIT_FOR_STATUS;
-		rba = inw(ESDI_STT_INT);
-		WAIT_FOR_STATUS;
-		rba |= inw(ESDI_STT_INT) << 16;
-		printk(", Last Cyl: %u Head: %u Sector: %u\n",
-		       (u_short) ((rba & 0x1ff80000) >> 11),
-		 (u_short) ((rba & 0x7E0) >> 5), (u_short) (rba & 0x1f));
-	} else
-		printk("\n");
-
-	if (word_count--) {
-		WAIT_FOR_STATUS;
-		stat_word = inw(ESDI_STT_INT);
-		printk("%s: Blocks required ECC: %u", DEVICE_NAME, stat_word);
-	}
-	printk("\n");
-
-#undef WAIT_FOR_STATUS
-
-}
-
-static int ps2esdi_getgeo(struct block_device *bdev, struct hd_geometry *geo)
-{
-	struct ps2esdi_i_struct *p = bdev->bd_disk->private_data;
-
-	geo->heads = p->head;
-	geo->sectors = p->sect;
-	geo->cylinders = p->cyl;
-	return 0;
-}
-
-static void ps2esdi_reset_timer(unsigned long unused)
-{
-
-	int status;
-
-	status = inb(ESDI_INTRPT);
-	if ((status & 0xf) == INT_RESET) {
-		outb((status & 0xe0) | ATT_EOI, ESDI_ATTN);
-		outb(CTRL_ENABLE_INTR, ESDI_CONTROL);
-		reset_status = 1;
-	}
-	wake_up(&ps2esdi_int);
-}
diff --git a/drivers/char/drm/ati_pcigart.c b/drivers/char/drm/ati_pcigart.c
index d352dbb4ccf7..141f4dfa0a11 100644
--- a/drivers/char/drm/ati_pcigart.c
+++ b/drivers/char/drm/ati_pcigart.c
@@ -35,42 +35,23 @@
 
 # define ATI_PCIGART_PAGE_SIZE		4096	/**< PCI GART page size */
 
-static void *drm_ati_alloc_pcigart_table(int order)
+static int drm_ati_alloc_pcigart_table(struct drm_device *dev,
+				       struct drm_ati_pcigart_info *gart_info)
 {
-	unsigned long address;
-	struct page *page;
-	int i;
-
-	DRM_DEBUG("%d order\n", order);
-
-	address = __get_free_pages(GFP_KERNEL | __GFP_COMP,
-				   order);
-	if (address == 0UL) {
-		return NULL;
-	}
-
-	page = virt_to_page(address);
-
-	for (i = 0; i < order; i++, page++)
-		SetPageReserved(page);
+	gart_info->table_handle = drm_pci_alloc(dev, gart_info->table_size,
+						PAGE_SIZE,
+						gart_info->table_mask);
+	if (gart_info->table_handle == NULL)
+		return -ENOMEM;
 
-	DRM_DEBUG("returning 0x%08lx\n", address);
-	return (void *)address;
+	return 0;
 }
 
-static void drm_ati_free_pcigart_table(void *address, int order)
+static void drm_ati_free_pcigart_table(struct drm_device *dev,
+				       struct drm_ati_pcigart_info *gart_info)
 {
-	struct page *page;
-	int i;
-	int num_pages = 1 << order;
-	DRM_DEBUG("\n");
-
-	page = virt_to_page((unsigned long)address);
-
-	for (i = 0; i < num_pages; i++, page++)
-		ClearPageReserved(page);
-
-	free_pages((unsigned long)address, order);
+	drm_pci_free(dev, gart_info->table_handle);
+	gart_info->table_handle = NULL;
 }
 
 int drm_ati_pcigart_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info *gart_info)
@@ -78,8 +59,7 @@ int drm_ati_pcigart_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info
 	struct drm_sg_mem *entry = dev->sg;
 	unsigned long pages;
 	int i;
-	int order;
-	int num_pages, max_pages;
+	int max_pages;
 
 	/* we need to support large memory configurations */
 	if (!entry) {
@@ -87,15 +67,7 @@ int drm_ati_pcigart_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info
 		return 0;
 	}
 
-	order = drm_order((gart_info->table_size + (PAGE_SIZE-1)) / PAGE_SIZE);
-	num_pages = 1 << order;
-
 	if (gart_info->bus_addr) {
-		if (gart_info->gart_table_location == DRM_ATI_GART_MAIN) {
-			pci_unmap_single(dev->pdev, gart_info->bus_addr,
-					 num_pages * PAGE_SIZE,
-					 PCI_DMA_TODEVICE);
-		}
 
 		max_pages = (gart_info->table_size / sizeof(u32));
 		pages = (entry->pages <= max_pages)
@@ -112,10 +84,9 @@ int drm_ati_pcigart_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info
 			gart_info->bus_addr = 0;
 	}
 
-	if (gart_info->gart_table_location == DRM_ATI_GART_MAIN
-	    && gart_info->addr) {
-		drm_ati_free_pcigart_table(gart_info->addr, order);
-		gart_info->addr = NULL;
+	if (gart_info->gart_table_location == DRM_ATI_GART_MAIN &&
+	    gart_info->table_handle) {
+		drm_ati_free_pcigart_table(dev, gart_info);
 	}
 
 	return 1;
@@ -127,11 +98,10 @@ int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *ga
 	struct drm_sg_mem *entry = dev->sg;
 	void *address = NULL;
 	unsigned long pages;
-	u32 *pci_gart, page_base, bus_address = 0;
+	u32 *pci_gart, page_base;
+	dma_addr_t bus_address = 0;
 	int i, j, ret = 0;
-	int order;
 	int max_pages;
-	int num_pages;
 
 	if (!entry) {
 		DRM_ERROR("no scatter/gather memory!\n");
@@ -141,36 +111,20 @@ int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *ga
 	if (gart_info->gart_table_location == DRM_ATI_GART_MAIN) {
 		DRM_DEBUG("PCI: no table in VRAM: using normal RAM\n");
 
-		order = drm_order((gart_info->table_size +
-				   (PAGE_SIZE-1)) / PAGE_SIZE);
-		num_pages = 1 << order;
-		address = drm_ati_alloc_pcigart_table(order);
-		if (!address) {
+		ret = drm_ati_alloc_pcigart_table(dev, gart_info);
+		if (ret) {
 			DRM_ERROR("cannot allocate PCI GART page!\n");
 			goto done;
 		}
 
-		if (!dev->pdev) {
-			DRM_ERROR("PCI device unknown!\n");
-			goto done;
-		}
-
-		bus_address = pci_map_single(dev->pdev, address,
-					     num_pages * PAGE_SIZE,
-					     PCI_DMA_TODEVICE);
-		if (bus_address == 0) {
-			DRM_ERROR("unable to map PCIGART pages!\n");
-			order = drm_order((gart_info->table_size +
-					   (PAGE_SIZE-1)) / PAGE_SIZE);
-			drm_ati_free_pcigart_table(address, order);
-			address = NULL;
-			goto done;
-		}
+		address = gart_info->table_handle->vaddr;
+		bus_address = gart_info->table_handle->busaddr;
 	} else {
 		address = gart_info->addr;
 		bus_address = gart_info->bus_addr;
-		DRM_DEBUG("PCI: Gart Table: VRAM %08X mapped at %08lX\n",
-			  bus_address, (unsigned long)address);
+		DRM_DEBUG("PCI: Gart Table: VRAM %08LX mapped at %08lX\n",
+			  (unsigned long long)bus_address,
+			  (unsigned long)address);
 	}
 
 	pci_gart = (u32 *) address;
@@ -214,6 +168,12 @@ int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *ga
 		}
 	}
 
+	if (gart_info->gart_table_location == DRM_ATI_GART_MAIN)
+		dma_sync_single_for_device(&dev->pdev->dev,
+					   bus_address,
+					   max_pages * sizeof(u32),
+					   PCI_DMA_TODEVICE);
+
 	ret = 1;
 
 #if defined(__i386__) || defined(__x86_64__)
diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h
index a6789f25009b..8ea9dd1717a9 100644
--- a/drivers/char/drm/drmP.h
+++ b/drivers/char/drm/drmP.h
@@ -54,6 +54,7 @@
 #include <linux/pci.h>
 #include <linux/jiffies.h>
 #include <linux/smp_lock.h>	/* For (un)lock_kernel */
+#include <linux/dma-mapping.h>
 #include <linux/mm.h>
 #include <linux/cdev.h>
 #include <linux/mutex.h>
@@ -551,6 +552,8 @@ struct drm_ati_pcigart_info {
 	int gart_reg_if;
 	void *addr;
 	dma_addr_t bus_addr;
+	dma_addr_t table_mask;
+	struct drm_dma_handle *table_handle;
 	drm_local_map_t mapping;
 	int table_size;
 };
diff --git a/drivers/char/drm/drm_fops.c b/drivers/char/drm/drm_fops.c
index 3992f73299cc..f09d4b5002b0 100644
--- a/drivers/char/drm/drm_fops.c
+++ b/drivers/char/drm/drm_fops.c
@@ -326,6 +326,7 @@ int drm_release(struct inode *inode, struct file *filp)
 	struct drm_file *file_priv = filp->private_data;
 	struct drm_device *dev = file_priv->head->dev;
 	int retcode = 0;
+	unsigned long irqflags;
 
 	lock_kernel();
 
@@ -357,9 +358,11 @@ int drm_release(struct inode *inode, struct file *filp)
 			 */
 
 			do{
-				spin_lock(&dev->lock.spinlock);
+				spin_lock_irqsave(&dev->lock.spinlock,
+						  irqflags);
 				locked = dev->lock.idle_has_lock;
-				spin_unlock(&dev->lock.spinlock);
+				spin_unlock_irqrestore(&dev->lock.spinlock,
+						       irqflags);
 				if (locked)
 					break;
 				schedule();
diff --git a/drivers/char/drm/drm_lock.c b/drivers/char/drm/drm_lock.c
index bea2a7d5b2b2..12dcdd1832f0 100644
--- a/drivers/char/drm/drm_lock.c
+++ b/drivers/char/drm/drm_lock.c
@@ -53,6 +53,7 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv)
 	DECLARE_WAITQUEUE(entry, current);
 	struct drm_lock *lock = data;
 	int ret = 0;
+	unsigned long irqflags;
 
 	++file_priv->lock_count;
 
@@ -71,9 +72,9 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv)
 			return -EINVAL;
 
 	add_wait_queue(&dev->lock.lock_queue, &entry);
-	spin_lock(&dev->lock.spinlock);
+	spin_lock_irqsave(&dev->lock.spinlock, irqflags);
 	dev->lock.user_waiters++;
-	spin_unlock(&dev->lock.spinlock);
+	spin_unlock_irqrestore(&dev->lock.spinlock, irqflags);
 	for (;;) {
 		__set_current_state(TASK_INTERRUPTIBLE);
 		if (!dev->lock.hw_lock) {
@@ -95,9 +96,9 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv)
 			break;
 		}
 	}
-	spin_lock(&dev->lock.spinlock);
+	spin_lock_irqsave(&dev->lock.spinlock, irqflags);
 	dev->lock.user_waiters--;
-	spin_unlock(&dev->lock.spinlock);
+	spin_unlock_irqrestore(&dev->lock.spinlock, irqflags);
 	__set_current_state(TASK_RUNNING);
 	remove_wait_queue(&dev->lock.lock_queue, &entry);
 
@@ -198,8 +199,9 @@ int drm_lock_take(struct drm_lock_data *lock_data,
 {
 	unsigned int old, new, prev;
 	volatile unsigned int *lock = &lock_data->hw_lock->lock;
+	unsigned long irqflags;
 
-	spin_lock(&lock_data->spinlock);
+	spin_lock_irqsave(&lock_data->spinlock, irqflags);
 	do {
 		old = *lock;
 		if (old & _DRM_LOCK_HELD)
@@ -211,7 +213,7 @@ int drm_lock_take(struct drm_lock_data *lock_data,
 		}
 		prev = cmpxchg(lock, old, new);
 	} while (prev != old);
-	spin_unlock(&lock_data->spinlock);
+	spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
 
 	if (_DRM_LOCKING_CONTEXT(old) == context) {
 		if (old & _DRM_LOCK_HELD) {
@@ -272,15 +274,16 @@ int drm_lock_free(struct drm_lock_data *lock_data, unsigned int context)
 {
 	unsigned int old, new, prev;
 	volatile unsigned int *lock = &lock_data->hw_lock->lock;
+	unsigned long irqflags;
 
-	spin_lock(&lock_data->spinlock);
+	spin_lock_irqsave(&lock_data->spinlock, irqflags);
 	if (lock_data->kernel_waiters != 0) {
 		drm_lock_transfer(lock_data, 0);
 		lock_data->idle_has_lock = 1;
-		spin_unlock(&lock_data->spinlock);
+		spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
 		return 1;
 	}
-	spin_unlock(&lock_data->spinlock);
+	spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
 
 	do {
 		old = *lock;
@@ -344,19 +347,20 @@ static int drm_notifier(void *priv)
 void drm_idlelock_take(struct drm_lock_data *lock_data)
 {
 	int ret = 0;
+	unsigned long irqflags;
 
-	spin_lock(&lock_data->spinlock);
+	spin_lock_irqsave(&lock_data->spinlock, irqflags);
 	lock_data->kernel_waiters++;
 	if (!lock_data->idle_has_lock) {
 
-		spin_unlock(&lock_data->spinlock);
+		spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
 		ret = drm_lock_take(lock_data, DRM_KERNEL_CONTEXT);
-		spin_lock(&lock_data->spinlock);
+		spin_lock_irqsave(&lock_data->spinlock, irqflags);
 
 		if (ret == 1)
 			lock_data->idle_has_lock = 1;
 	}
-	spin_unlock(&lock_data->spinlock);
+	spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
 }
 EXPORT_SYMBOL(drm_idlelock_take);
 
@@ -364,8 +368,9 @@ void drm_idlelock_release(struct drm_lock_data *lock_data)
 {
 	unsigned int old, prev;
 	volatile unsigned int *lock = &lock_data->hw_lock->lock;
+	unsigned long irqflags;
 
-	spin_lock(&lock_data->spinlock);
+	spin_lock_irqsave(&lock_data->spinlock, irqflags);
 	if (--lock_data->kernel_waiters == 0) {
 		if (lock_data->idle_has_lock) {
 			do {
@@ -376,7 +381,7 @@ void drm_idlelock_release(struct drm_lock_data *lock_data)
 			lock_data->idle_has_lock = 0;
 		}
 	}
-	spin_unlock(&lock_data->spinlock);
+	spin_unlock_irqrestore(&lock_data->spinlock, irqflags);
 }
 EXPORT_SYMBOL(drm_idlelock_release);
 
diff --git a/drivers/char/drm/drm_pciids.h b/drivers/char/drm/drm_pciids.h
index 715b361f0c2b..a6a499f97e22 100644
--- a/drivers/char/drm/drm_pciids.h
+++ b/drivers/char/drm/drm_pciids.h
@@ -205,9 +205,9 @@
 	{0x1002, 0x71D6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x71DA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x71DE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
-	{0x1002, 0x7200, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_NEW_MEMMAP}, \
-	{0x1002, 0x7210, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
-	{0x1002, 0x7211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV530|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7200, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7210, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x7211, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV515|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x7240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x7243, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x7244, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R580|RADEON_NEW_MEMMAP}, \
@@ -238,6 +238,7 @@
 	{0x1002, 0x7834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|RADEON_IS_IGP|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x7835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x791e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS690|RADEON_IS_IGP|RADEON_NEW_MEMMAP|RADEON_IS_IGPGART}, \
+	{0x1002, 0x791f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS690|RADEON_IS_IGP|RADEON_NEW_MEMMAP|RADEON_IS_IGPGART}, \
 	{0, 0, 0}
 
 #define r128_PCI_IDS \
diff --git a/drivers/char/drm/drm_scatter.c b/drivers/char/drm/drm_scatter.c
index 26d8f675ed5d..b2b0f3d41714 100644
--- a/drivers/char/drm/drm_scatter.c
+++ b/drivers/char/drm/drm_scatter.c
@@ -36,6 +36,15 @@
 
 #define DEBUG_SCATTER 0
 
+static inline void *drm_vmalloc_dma(unsigned long size)
+{
+#if defined(__powerpc__) && defined(CONFIG_NOT_COHERENT_CACHE)
+	return __vmalloc(size, GFP_KERNEL, PAGE_KERNEL | _PAGE_NO_CACHE);
+#else
+	return vmalloc_32(size);
+#endif
+}
+
 void drm_sg_cleanup(struct drm_sg_mem * entry)
 {
 	struct page *page;
@@ -104,7 +113,7 @@ int drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather * request)
 	}
 	memset((void *)entry->busaddr, 0, pages * sizeof(*entry->busaddr));
 
-	entry->virtual = vmalloc_32(pages << PAGE_SHIFT);
+	entry->virtual = drm_vmalloc_dma(pages << PAGE_SHIFT);
 	if (!entry->virtual) {
 		drm_free(entry->busaddr,
 			 entry->pages * sizeof(*entry->busaddr), DRM_MEM_PAGES);
diff --git a/drivers/char/drm/drm_vm.c b/drivers/char/drm/drm_vm.c
index 3d65c4dcd0c6..945df72a51a9 100644
--- a/drivers/char/drm/drm_vm.c
+++ b/drivers/char/drm/drm_vm.c
@@ -54,13 +54,24 @@ static pgprot_t drm_io_prot(uint32_t map_type, struct vm_area_struct *vma)
 	pgprot_val(tmp) |= _PAGE_NO_CACHE;
 	if (map_type == _DRM_REGISTERS)
 		pgprot_val(tmp) |= _PAGE_GUARDED;
-#endif
-#if defined(__ia64__)
+#elif defined(__ia64__)
 	if (efi_range_is_wc(vma->vm_start, vma->vm_end -
 				    vma->vm_start))
 		tmp = pgprot_writecombine(tmp);
 	else
 		tmp = pgprot_noncached(tmp);
+#elif defined(__sparc__)
+	tmp = pgprot_noncached(tmp);
+#endif
+	return tmp;
+}
+
+static pgprot_t drm_dma_prot(uint32_t map_type, struct vm_area_struct *vma)
+{
+	pgprot_t tmp = vm_get_page_prot(vma->vm_flags);
+
+#if defined(__powerpc__) && defined(CONFIG_NOT_COHERENT_CACHE)
+	tmp |= _PAGE_NO_CACHE;
 #endif
 	return tmp;
 }
@@ -603,9 +614,6 @@ static int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma)
 		offset = dev->driver->get_reg_ofs(dev);
 		vma->vm_flags |= VM_IO;	/* not in core dump */
 		vma->vm_page_prot = drm_io_prot(map->type, vma);
-#ifdef __sparc__
-		vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
-#endif
 		if (io_remap_pfn_range(vma, vma->vm_start,
 				       (map->offset + offset) >> PAGE_SHIFT,
 				       vma->vm_end - vma->vm_start,
@@ -624,6 +632,7 @@ static int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma)
 		    page_to_pfn(virt_to_page(map->handle)),
 		    vma->vm_end - vma->vm_start, vma->vm_page_prot))
 			return -EAGAIN;
+		vma->vm_page_prot = drm_dma_prot(map->type, vma);
 	/* fall through to _DRM_SHM */
 	case _DRM_SHM:
 		vma->vm_ops = &drm_vm_shm_ops;
@@ -631,6 +640,7 @@ static int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma)
 		/* Don't let this area swap.  Change when
 		   DRM_KERNEL advisory is supported. */
 		vma->vm_flags |= VM_RESERVED;
+		vma->vm_page_prot = drm_dma_prot(map->type, vma);
 		break;
 	case _DRM_SCATTER_GATHER:
 		vma->vm_ops = &drm_vm_sg_ops;
diff --git a/drivers/char/drm/i915_dma.c b/drivers/char/drm/i915_dma.c
index e9d6663bec73..a043bb12301a 100644
--- a/drivers/char/drm/i915_dma.c
+++ b/drivers/char/drm/i915_dma.c
@@ -804,6 +804,9 @@ void i915_driver_lastclose(struct drm_device * dev)
 {
 	drm_i915_private_t *dev_priv = dev->dev_private;
 
+	if (!dev_priv)
+		return;
+
 	if (dev_priv->agp_heap)
 		i915_mem_takedown(&(dev_priv->agp_heap));
 
diff --git a/drivers/char/drm/r128_cce.c b/drivers/char/drm/r128_cce.c
index 892e0a589846..f36adbd3aaf5 100644
--- a/drivers/char/drm/r128_cce.c
+++ b/drivers/char/drm/r128_cce.c
@@ -558,6 +558,7 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init)
 #if __OS_HAS_AGP
 	if (dev_priv->is_pci) {
 #endif
+		dev_priv->gart_info.table_mask = DMA_BIT_MASK(32);
 		dev_priv->gart_info.gart_table_location = DRM_ATI_GART_MAIN;
 		dev_priv->gart_info.table_size = R128_PCIGART_TABLE_SIZE;
 		dev_priv->gart_info.addr = NULL;
diff --git a/drivers/char/drm/r300_cmdbuf.c b/drivers/char/drm/r300_cmdbuf.c
index 0f4afc44245c..f535812e4057 100644
--- a/drivers/char/drm/r300_cmdbuf.c
+++ b/drivers/char/drm/r300_cmdbuf.c
@@ -729,6 +729,47 @@ static void r300_discard_buffer(struct drm_device * dev, struct drm_buf * buf)
 	buf->used = 0;
 }
 
+static void r300_cmd_wait(drm_radeon_private_t * dev_priv,
+			  drm_r300_cmd_header_t header)
+{
+	u32 wait_until;
+	RING_LOCALS;
+
+	if (!header.wait.flags)
+		return;
+
+	wait_until = 0;
+
+	switch(header.wait.flags) {
+	case R300_WAIT_2D:
+		wait_until = RADEON_WAIT_2D_IDLE;
+		break;
+	case R300_WAIT_3D:
+		wait_until = RADEON_WAIT_3D_IDLE;
+		break;
+	case R300_NEW_WAIT_2D_3D:
+		wait_until = RADEON_WAIT_2D_IDLE|RADEON_WAIT_3D_IDLE;
+		break;
+	case R300_NEW_WAIT_2D_2D_CLEAN:
+		wait_until = RADEON_WAIT_2D_IDLE|RADEON_WAIT_2D_IDLECLEAN;
+		break;
+	case R300_NEW_WAIT_3D_3D_CLEAN:
+		wait_until = RADEON_WAIT_3D_IDLE|RADEON_WAIT_3D_IDLECLEAN;
+		break;
+	case R300_NEW_WAIT_2D_2D_CLEAN_3D_3D_CLEAN:
+		wait_until = RADEON_WAIT_2D_IDLE|RADEON_WAIT_2D_IDLECLEAN;
+		wait_until |= RADEON_WAIT_3D_IDLE|RADEON_WAIT_3D_IDLECLEAN;
+		break;
+	default:
+		return;
+	}
+
+	BEGIN_RING(2);
+	OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
+	OUT_RING(wait_until);
+	ADVANCE_RING();
+}
+
 static int r300_scratch(drm_radeon_private_t *dev_priv,
 			drm_radeon_kcmd_buffer_t *cmdbuf,
 			drm_r300_cmd_header_t header)
@@ -909,19 +950,8 @@ int r300_do_cp_cmdbuf(struct drm_device *dev,
 			break;
 
 		case R300_CMD_WAIT:
-			/* simple enough, we can do it here */
 			DRM_DEBUG("R300_CMD_WAIT\n");
-			if (header.wait.flags == 0)
-				break;	/* nothing to do */
-
-			{
-				RING_LOCALS;
-
-				BEGIN_RING(2);
-				OUT_RING(CP_PACKET0(RADEON_WAIT_UNTIL, 0));
-				OUT_RING((header.wait.flags & 0xf) << 14);
-				ADVANCE_RING();
-			}
+			r300_cmd_wait(dev_priv, header);
 			break;
 
 		case R300_CMD_SCRATCH:
diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 833abc7e55fb..9072e4a1894e 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -1807,6 +1807,7 @@ static int radeon_do_init_cp(struct drm_device * dev, drm_radeon_init_t * init)
 	} else
 #endif
 	{
+		dev_priv->gart_info.table_mask = DMA_BIT_MASK(32);
 		/* if we have an offset set from userspace */
 		if (dev_priv->pcigart_offset_set) {
 			dev_priv->gart_info.bus_addr =
diff --git a/drivers/char/drm/radeon_drm.h b/drivers/char/drm/radeon_drm.h
index 71e5b21fad2c..aab82e121e07 100644
--- a/drivers/char/drm/radeon_drm.h
+++ b/drivers/char/drm/radeon_drm.h
@@ -225,8 +225,20 @@ typedef union {
 #define R300_CMD_WAIT			7
 #	define R300_WAIT_2D		0x1
 #	define R300_WAIT_3D		0x2
+/* these two defines are DOING IT WRONG - however
+ * we have userspace which relies on using these.
+ * The wait interface is backwards compat new 
+ * code should use the NEW_WAIT defines below
+ * THESE ARE NOT BIT FIELDS
+ */
 #	define R300_WAIT_2D_CLEAN	0x3
 #	define R300_WAIT_3D_CLEAN	0x4
+
+#	define R300_NEW_WAIT_2D_3D	0x3
+#	define R300_NEW_WAIT_2D_2D_CLEAN	0x4
+#	define R300_NEW_WAIT_3D_3D_CLEAN	0x6
+#	define R300_NEW_WAIT_2D_2D_CLEAN_3D_3D_CLEAN	0x8
+
 #define R300_CMD_SCRATCH		8
 
 typedef union {
diff --git a/drivers/char/drm/radeon_mem.c b/drivers/char/drm/radeon_mem.c
index 78b34fa7c89a..4af5286a36fb 100644
--- a/drivers/char/drm/radeon_mem.c
+++ b/drivers/char/drm/radeon_mem.c
@@ -88,7 +88,7 @@ static struct mem_block *alloc_block(struct mem_block *heap, int size,
 
 	list_for_each(p, heap) {
 		int start = (p->start + mask) & ~mask;
-		if (p->file_priv == 0 && start + size <= p->start + p->size)
+		if (p->file_priv == NULL && start + size <= p->start + p->size)
 			return split_block(p, start, size, file_priv);
 	}
 
@@ -113,7 +113,7 @@ static void free_block(struct mem_block *p)
 	/* Assumes a single contiguous range.  Needs a special file_priv in
 	 * 'heap' to stop it being subsumed.
 	 */
-	if (p->next->file_priv == 0) {
+	if (p->next->file_priv == NULL) {
 		struct mem_block *q = p->next;
 		p->size += q->size;
 		p->next = q->next;
@@ -121,7 +121,7 @@ static void free_block(struct mem_block *p)
 		drm_free(q, sizeof(*q), DRM_MEM_BUFS);
 	}
 
-	if (p->prev->file_priv == 0) {
+	if (p->prev->file_priv == NULL) {
 		struct mem_block *q = p->prev;
 		q->size += p->size;
 		q->next = p->next;
@@ -174,7 +174,7 @@ void radeon_mem_release(struct drm_file *file_priv, struct mem_block *heap)
 	 * 'heap' to stop it being subsumed.
 	 */
 	list_for_each(p, heap) {
-		while (p->file_priv == 0 && p->next->file_priv == 0) {
+		while (p->file_priv == NULL && p->next->file_priv == NULL) {
 			struct mem_block *q = p->next;
 			p->size += q->size;
 			p->next = q->next;
diff --git a/drivers/char/drm/via_dma.c b/drivers/char/drm/via_dma.c
index 94baec692b57..7a339dba6a69 100644
--- a/drivers/char/drm/via_dma.c
+++ b/drivers/char/drm/via_dma.c
@@ -126,6 +126,8 @@ via_cmdbuf_wait(drm_via_private_t * dev_priv, unsigned int size)
 			     hw_addr, cur_addr, next_addr);
 			return -1;
 		}
+		if  ((cur_addr < hw_addr) && (next_addr >= hw_addr))
+			msleep(1);
 	} while ((cur_addr < hw_addr) && (next_addr >= hw_addr));
 	return 0;
 }
@@ -416,27 +418,50 @@ static int via_hook_segment(drm_via_private_t * dev_priv,
 	int paused, count;
 	volatile uint32_t *paused_at = dev_priv->last_pause_ptr;
 	uint32_t reader,ptr;
+	uint32_t diff;
 
 	paused = 0;
 	via_flush_write_combine();
 	(void) *(volatile uint32_t *)(via_get_dma(dev_priv) -1);
+
 	*paused_at = pause_addr_lo;
 	via_flush_write_combine();
 	(void) *paused_at;
+
 	reader = *(dev_priv->hw_addr_ptr);
 	ptr = ((volatile char *)paused_at - dev_priv->dma_ptr) +
 		dev_priv->dma_offset + (uint32_t) dev_priv->agpAddr + 4;
+
 	dev_priv->last_pause_ptr = via_get_dma(dev_priv) - 1;
 
-	if ((ptr - reader) <= dev_priv->dma_diff ) {
-		count = 10000000;
-		while (!(paused = (VIA_READ(0x41c) & 0x80000000)) && count--);
+	/*
+	 * If there is a possibility that the command reader will 
+	 * miss the new pause address and pause on the old one,
+	 * In that case we need to program the new start address
+	 * using PCI.
+	 */
+
+	diff = (uint32_t) (ptr - reader) - dev_priv->dma_diff;
+	count = 10000000;
+	while(diff == 0 && count--) {
+		paused = (VIA_READ(0x41c) & 0x80000000);
+		if (paused) 
+			break;
+		reader = *(dev_priv->hw_addr_ptr);
+		diff = (uint32_t) (ptr - reader) - dev_priv->dma_diff;
 	}
 
+	paused = VIA_READ(0x41c) & 0x80000000;
+
 	if (paused && !no_pci_fire) {
 		reader = *(dev_priv->hw_addr_ptr);
-		if ((ptr - reader) == dev_priv->dma_diff) {
-
+		diff = (uint32_t) (ptr - reader) - dev_priv->dma_diff;
+		diff &= (dev_priv->dma_high - 1);
+		if (diff != 0 && diff < (dev_priv->dma_high >> 1)) {
+			DRM_ERROR("Paused at incorrect address. "
+				  "0x%08x, 0x%08x 0x%08x\n",
+				  ptr, reader, dev_priv->dma_diff);
+		} else if (diff == 0) {
 			/*
 			 * There is a concern that these writes may stall the PCI bus
 			 * if the GPU is not idle. However, idling the GPU first
@@ -577,6 +602,7 @@ static void via_cmdbuf_jump(drm_via_private_t * dev_priv)
 	uint32_t pause_addr_lo, pause_addr_hi;
 	uint32_t jump_addr_lo, jump_addr_hi;
 	volatile uint32_t *last_pause_ptr;
+	uint32_t dma_low_save1, dma_low_save2;
 
 	agp_base = dev_priv->dma_offset + (uint32_t) dev_priv->agpAddr;
 	via_align_cmd(dev_priv, HC_HAGPBpID_JUMP, 0, &jump_addr_hi,
@@ -603,8 +629,29 @@ static void via_cmdbuf_jump(drm_via_private_t * dev_priv)
 		      &pause_addr_lo, 0);
 
 	*last_pause_ptr = pause_addr_lo;
+	dma_low_save1 = dev_priv->dma_low;
 
-	via_hook_segment( dev_priv, jump_addr_hi, jump_addr_lo, 0);
+	/*
+	 * Now, set a trap that will pause the regulator if it tries to rerun the old
+	 * command buffer. (Which may happen if via_hook_segment detecs a command regulator pause
+	 * and reissues the jump command over PCI, while the regulator has already taken the jump
+	 * and actually paused at the current buffer end).
+	 * There appears to be no other way to detect this condition, since the hw_addr_pointer
+	 * does not seem to get updated immediately when a jump occurs.
+	 */
+
+	last_pause_ptr =
+		via_align_cmd(dev_priv, HC_HAGPBpID_PAUSE, 0, &pause_addr_hi,
+			      &pause_addr_lo, 0) - 1;
+	via_align_cmd(dev_priv, HC_HAGPBpID_PAUSE, 0, &pause_addr_hi,
+		      &pause_addr_lo, 0);
+	*last_pause_ptr = pause_addr_lo;
+
+	dma_low_save2 = dev_priv->dma_low;
+	dev_priv->dma_low = dma_low_save1;
+	via_hook_segment(dev_priv, jump_addr_hi, jump_addr_lo, 0);
+	dev_priv->dma_low = dma_low_save2;
+	via_hook_segment(dev_priv, pause_addr_hi, pause_addr_lo, 0);
 }
 
 
diff --git a/drivers/char/drm/via_dmablit.c b/drivers/char/drm/via_dmablit.c
index 33c5197b73c4..409e00afdd07 100644
--- a/drivers/char/drm/via_dmablit.c
+++ b/drivers/char/drm/via_dmablit.c
@@ -603,7 +603,7 @@ via_build_sg_info(struct drm_device *dev, drm_via_sg_info_t *vsg, drm_via_dmabli
 	 * (Not a big limitation anyway.)
 	 */
 
-	if ((xfer->mem_stride - xfer->line_length) >= PAGE_SIZE) {
+	if ((xfer->mem_stride - xfer->line_length) > 2*PAGE_SIZE) {
 		DRM_ERROR("Too large system memory stride. Stride: %d, "
 			  "Length: %d\n", xfer->mem_stride, xfer->line_length);
 		return -EINVAL;
diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig
index 6bbd4fa50f3b..8d6c2089d2a8 100644
--- a/drivers/char/hw_random/Kconfig
+++ b/drivers/char/hw_random/Kconfig
@@ -9,7 +9,14 @@ config HW_RANDOM
 	  Hardware Random Number Generator Core infrastructure.
 
 	  To compile this driver as a module, choose M here: the
-	  module will be called rng-core.
+	  module will be called rng-core.  This provides a device
+	  that's usually called /dev/hw_random, and which exposes one
+	  of possibly several hardware random number generators.
+
+	  These hardware random number generators do not feed directly
+	  into the kernel's random number generator.  That is usually
+	  handled by the "rngd" daemon.  Documentation/hw_random.txt
+	  has more information.
 
 	  If unsure, say Y.
 
diff --git a/drivers/char/ip2/i2lib.c b/drivers/char/ip2/i2lib.c
index d6567b32fb5c..9c25320121ef 100644
--- a/drivers/char/ip2/i2lib.c
+++ b/drivers/char/ip2/i2lib.c
@@ -644,12 +644,12 @@ i2QueueCommands(int type, i2ChanStrPtr pCh, int timeout, int nCommands,
 				// Normal Expected path - We still hold LOCK
 				break; /* from for()- Enough room: goto proceed */
 			}
-		}
-
-		ip2trace (CHANN, ITRC_QUEUE, 3, 1, totalsize );
+			ip2trace(CHANN, ITRC_QUEUE, 3, 1, totalsize);
+			WRITE_UNLOCK_IRQRESTORE(lock_var_p, flags);
+		} else
+			ip2trace(CHANN, ITRC_QUEUE, 3, 1, totalsize);
 
-		// Prepare to wait for buffers to empty
-		WRITE_UNLOCK_IRQRESTORE(lock_var_p,flags); 
+		/* Prepare to wait for buffers to empty */
 		serviceOutgoingFifo(pB);	// Dump what we got
 
 		if (timeout == 0) {
@@ -1830,6 +1830,8 @@ i2StripFifo(i2eBordStrPtr pB)
 		default: // Neither packet? should be impossible
 			ip2trace (ITRC_NO_PORT, ITRC_SFIFO, 5, 1,
 				PTYPE_OF(pB->i2eLeadoffWord) );
+			WRITE_UNLOCK_IRQRESTORE(&pB->read_fifo_spinlock,
+					bflags);
 
 			break;
 		}  // End of switch on type of packets
diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c
index 46b2a1cc8b54..0c09409fa45d 100644
--- a/drivers/char/n_tty.c
+++ b/drivers/char/n_tty.c
@@ -1183,7 +1183,7 @@ static int copy_from_read_buf(struct tty_struct *tty,
 	return retval;
 }
 
-extern ssize_t redirected_tty_write(struct file *, const char *,
+extern ssize_t redirected_tty_write(struct file *, const char __user *,
 							size_t, loff_t *);
 
 /**
diff --git a/drivers/char/nozomi.c b/drivers/char/nozomi.c
index 6d0dc5f9b6bb..6a6843a0a674 100644
--- a/drivers/char/nozomi.c
+++ b/drivers/char/nozomi.c
@@ -438,7 +438,7 @@ static void read_mem32(u32 *buf, const void __iomem *mem_addr_start,
 			u32 size_bytes)
 {
 	u32 i = 0;
-	const u32 *ptr = (__force u32 *) mem_addr_start;
+	const u32 __iomem *ptr = mem_addr_start;
 	u16 *buf16;
 
 	if (unlikely(!ptr || !buf))
@@ -448,11 +448,11 @@ static void read_mem32(u32 *buf, const void __iomem *mem_addr_start,
 	switch (size_bytes) {
 	case 2:	/* 2 bytes */
 		buf16 = (u16 *) buf;
-		*buf16 = __le16_to_cpu(readw((void __iomem *)ptr));
+		*buf16 = __le16_to_cpu(readw(ptr));
 		goto out;
 		break;
 	case 4:	/* 4 bytes */
-		*(buf) = __le32_to_cpu(readl((void __iomem *)ptr));
+		*(buf) = __le32_to_cpu(readl(ptr));
 		goto out;
 		break;
 	}
@@ -461,11 +461,11 @@ static void read_mem32(u32 *buf, const void __iomem *mem_addr_start,
 		if (size_bytes - i == 2) {
 			/* Handle 2 bytes in the end */
 			buf16 = (u16 *) buf;
-			*(buf16) = __le16_to_cpu(readw((void __iomem *)ptr));
+			*(buf16) = __le16_to_cpu(readw(ptr));
 			i += 2;
 		} else {
 			/* Read 4 bytes */
-			*(buf) = __le32_to_cpu(readl((void __iomem *)ptr));
+			*(buf) = __le32_to_cpu(readl(ptr));
 			i += 4;
 		}
 		buf++;
@@ -484,7 +484,7 @@ static u32 write_mem32(void __iomem *mem_addr_start, const u32 *buf,
 			u32 size_bytes)
 {
 	u32 i = 0;
-	u32 *ptr = (__force u32 *) mem_addr_start;
+	u32 __iomem *ptr = mem_addr_start;
 	const u16 *buf16;
 
 	if (unlikely(!ptr || !buf))
@@ -494,7 +494,7 @@ static u32 write_mem32(void __iomem *mem_addr_start, const u32 *buf,
 	switch (size_bytes) {
 	case 2:	/* 2 bytes */
 		buf16 = (const u16 *)buf;
-		writew(__cpu_to_le16(*buf16), (void __iomem *)ptr);
+		writew(__cpu_to_le16(*buf16), ptr);
 		return 2;
 		break;
 	case 1: /*
@@ -502,7 +502,7 @@ static u32 write_mem32(void __iomem *mem_addr_start, const u32 *buf,
 		 * so falling through..
 		 */
 	case 4: /* 4 bytes */
-		writel(__cpu_to_le32(*buf), (void __iomem *)ptr);
+		writel(__cpu_to_le32(*buf), ptr);
 		return 4;
 		break;
 	}
@@ -511,11 +511,11 @@ static u32 write_mem32(void __iomem *mem_addr_start, const u32 *buf,
 		if (size_bytes - i == 2) {
 			/* 2 bytes */
 			buf16 = (const u16 *)buf;
-			writew(__cpu_to_le16(*buf16), (void __iomem *)ptr);
+			writew(__cpu_to_le16(*buf16), ptr);
 			i += 2;
 		} else {
 			/* 4 bytes */
-			writel(__cpu_to_le32(*buf), (void __iomem *)ptr);
+			writel(__cpu_to_le32(*buf), ptr);
 			i += 4;
 		}
 		buf++;
diff --git a/drivers/char/rio/riotable.c b/drivers/char/rio/riotable.c
index 991119c9f473..9b52892a501f 100644
--- a/drivers/char/rio/riotable.c
+++ b/drivers/char/rio/riotable.c
@@ -425,8 +425,10 @@ int RIOApel(struct rio_info *p)
 
 		MapP = &p->RIOConnectTable[Next++];
 		MapP->HostUniqueNum = HostP->UniqueNum;
-		if ((HostP->Flags & RUN_STATE) != RC_RUNNING)
+		if ((HostP->Flags & RUN_STATE) != RC_RUNNING) {
+			rio_spin_unlock_irqrestore(&HostP->HostLock, flags);
 			continue;
+		}
 		MapP->RtaUniqueNum = 0;
 		MapP->ID = 0;
 		MapP->Flags = SLOT_IN_USE;
diff --git a/drivers/char/rio/riotty.c b/drivers/char/rio/riotty.c
index a4f0b1e3e7fa..cfa54361473f 100644
--- a/drivers/char/rio/riotty.c
+++ b/drivers/char/rio/riotty.c
@@ -319,6 +319,7 @@ int riotopen(struct tty_struct *tty, struct file *filp)
 			PortP->State |= RIO_WOPEN;
 			rio_spin_unlock_irqrestore(&PortP->portSem, flags);
 			if (RIODelay(PortP, HUNDRED_MS) == RIO_FAIL) {
+				rio_spin_lock_irqsave(&PortP->portSem, flags);
 				/*
 				 ** ACTION: verify that this is a good thing
 				 ** to do here. -- ???
@@ -334,6 +335,7 @@ int riotopen(struct tty_struct *tty, struct file *filp)
 				func_exit();
 				return -EINTR;
 			}
+			rio_spin_lock_irqsave(&PortP->portSem, flags);
 		}
 		PortP->State &= ~RIO_WOPEN;
 	}
@@ -493,6 +495,7 @@ int riotclose(void *ptr)
 
 	if (RIOShortCommand(p, PortP, CLOSE, 1, 0) == RIO_FAIL) {
 		RIOPreemptiveCmd(p, PortP, FCLOSE);
+		rio_spin_lock_irqsave(&PortP->portSem, flags);
 		goto close_end;
 	}
 
@@ -508,6 +511,7 @@ int riotclose(void *ptr)
 
 			if (p->RIOHalted) {
 				RIOClearUp(PortP);
+				rio_spin_lock_irqsave(&PortP->portSem, flags);
 				goto close_end;
 			}
 			if (RIODelay(PortP, HUNDRED_MS) == RIO_FAIL) {
diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c
index 72f289279d8f..f585bc8579e9 100644
--- a/drivers/char/rocket.c
+++ b/drivers/char/rocket.c
@@ -83,6 +83,7 @@
 #include <linux/pci.h>
 #include <asm/uaccess.h>
 #include <asm/atomic.h>
+#include <asm/unaligned.h>
 #include <linux/bitops.h>
 #include <linux/spinlock.h>
 #include <linux/init.h>
@@ -1312,7 +1313,7 @@ static int rp_tiocmset(struct tty_struct *tty, struct file *file,
 	if (clear & TIOCM_DTR)
 		info->channel.TxControl[3] &= ~SET_DTR;
 
-	sOutDW(info->channel.IndexAddr, *(DWord_t *) & (info->channel.TxControl[0]));
+	out32(info->channel.IndexAddr, info->channel.TxControl);
 	return 0;
 }
 
@@ -1748,7 +1749,7 @@ static int rp_write(struct tty_struct *tty,
 
 	/*  Write remaining data into the port's xmit_buf */
 	while (1) {
-		if (info->tty == 0)	/*   Seemingly obligatory check... */
+		if (!info->tty)	/*   Seemingly obligatory check... */
 			goto end;
 
 		c = min(count, min(XMIT_BUF_SIZE - info->xmit_cnt - 1, XMIT_BUF_SIZE - info->xmit_head));
@@ -2798,7 +2799,7 @@ static int sReadAiopNumChan(WordIO_t io)
 	static Byte_t R[4] = { 0x00, 0x00, 0x34, 0x12 };
 
 	/* write to chan 0 SRAM */
-	sOutDW((DWordIO_t) io + _INDX_ADDR, *((DWord_t *) & R[0]));
+	out32((DWordIO_t) io + _INDX_ADDR, R);
 	sOutW(io + _INDX_ADDR, 0);	/* read from SRAM, chan 0 */
 	x = sInW(io + _INDX_DATA);
 	sOutW(io + _INDX_ADDR, 0x4000);	/* read from SRAM, chan 4 */
@@ -2864,7 +2865,7 @@ static int sInitChan(CONTROLLER_T * CtlP, CHANNEL_T * ChP, int AiopNum,
 		R[1] = RData[i + 1] + 0x10 * ChanNum;
 		R[2] = RData[i + 2];
 		R[3] = RData[i + 3];
-		sOutDW(ChP->IndexAddr, *((DWord_t *) & R[0]));
+		out32(ChP->IndexAddr, R);
 	}
 
 	ChR = ChP->R;
@@ -2887,43 +2888,43 @@ static int sInitChan(CONTROLLER_T * CtlP, CHANNEL_T * ChP, int AiopNum,
 	ChP->BaudDiv[1] = (Byte_t) ((ChOff + _BAUD) >> 8);
 	ChP->BaudDiv[2] = (Byte_t) brd9600;
 	ChP->BaudDiv[3] = (Byte_t) (brd9600 >> 8);
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->BaudDiv[0]);
+	out32(ChP->IndexAddr, ChP->BaudDiv);
 
 	ChP->TxControl[0] = (Byte_t) (ChOff + _TX_CTRL);
 	ChP->TxControl[1] = (Byte_t) ((ChOff + _TX_CTRL) >> 8);
 	ChP->TxControl[2] = 0;
 	ChP->TxControl[3] = 0;
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->TxControl[0]);
+	out32(ChP->IndexAddr, ChP->TxControl);
 
 	ChP->RxControl[0] = (Byte_t) (ChOff + _RX_CTRL);
 	ChP->RxControl[1] = (Byte_t) ((ChOff + _RX_CTRL) >> 8);
 	ChP->RxControl[2] = 0;
 	ChP->RxControl[3] = 0;
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->RxControl[0]);
+	out32(ChP->IndexAddr, ChP->RxControl);
 
 	ChP->TxEnables[0] = (Byte_t) (ChOff + _TX_ENBLS);
 	ChP->TxEnables[1] = (Byte_t) ((ChOff + _TX_ENBLS) >> 8);
 	ChP->TxEnables[2] = 0;
 	ChP->TxEnables[3] = 0;
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->TxEnables[0]);
+	out32(ChP->IndexAddr, ChP->TxEnables);
 
 	ChP->TxCompare[0] = (Byte_t) (ChOff + _TXCMP1);
 	ChP->TxCompare[1] = (Byte_t) ((ChOff + _TXCMP1) >> 8);
 	ChP->TxCompare[2] = 0;
 	ChP->TxCompare[3] = 0;
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->TxCompare[0]);
+	out32(ChP->IndexAddr, ChP->TxCompare);
 
 	ChP->TxReplace1[0] = (Byte_t) (ChOff + _TXREP1B1);
 	ChP->TxReplace1[1] = (Byte_t) ((ChOff + _TXREP1B1) >> 8);
 	ChP->TxReplace1[2] = 0;
 	ChP->TxReplace1[3] = 0;
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->TxReplace1[0]);
+	out32(ChP->IndexAddr, ChP->TxReplace1);
 
 	ChP->TxReplace2[0] = (Byte_t) (ChOff + _TXREP2);
 	ChP->TxReplace2[1] = (Byte_t) ((ChOff + _TXREP2) >> 8);
 	ChP->TxReplace2[2] = 0;
 	ChP->TxReplace2[3] = 0;
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->TxReplace2[0]);
+	out32(ChP->IndexAddr, ChP->TxReplace2);
 
 	ChP->TxFIFOPtrs = ChOff + _TXF_OUTP;
 	ChP->TxFIFO = ChOff + _TX_FIFO;
@@ -2979,7 +2980,7 @@ static void sStopRxProcessor(CHANNEL_T * ChP)
 	R[1] = ChP->R[1];
 	R[2] = 0x0a;
 	R[3] = ChP->R[3];
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & R[0]);
+	out32(ChP->IndexAddr, R);
 }
 
 /***************************************************************************
@@ -3094,13 +3095,13 @@ static int sWriteTxPrioByte(CHANNEL_T * ChP, Byte_t Data)
 		*WordPtr = ChP->TxPrioBuf;	/* data byte address */
 
 		DWBuf[2] = Data;	/* data byte value */
-		sOutDW(IndexAddr, *((DWord_t *) (&DWBuf[0])));	/* write it out */
+		out32(IndexAddr, DWBuf);	/* write it out */
 
 		*WordPtr = ChP->TxPrioCnt;	/* Tx priority count address */
 
 		DWBuf[2] = PRI_PEND + 1;	/* indicate 1 byte pending */
 		DWBuf[3] = 0;	/* priority buffer pointer */
-		sOutDW(IndexAddr, *((DWord_t *) (&DWBuf[0])));	/* write it out */
+		out32(IndexAddr, DWBuf);	/* write it out */
 	} else {		/* write it to Tx FIFO */
 
 		sWriteTxByte(sGetTxRxDataIO(ChP), Data);
@@ -3147,11 +3148,11 @@ static void sEnInterrupts(CHANNEL_T * ChP, Word_t Flags)
 	ChP->RxControl[2] |=
 	    ((Byte_t) Flags & (RXINT_EN | SRCINT_EN | MCINT_EN));
 
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->RxControl[0]);
+	out32(ChP->IndexAddr, ChP->RxControl);
 
 	ChP->TxControl[2] |= ((Byte_t) Flags & TXINT_EN);
 
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->TxControl[0]);
+	out32(ChP->IndexAddr, ChP->TxControl);
 
 	if (Flags & CHANINT_EN) {
 		Mask = sInB(ChP->IntMask) | sBitMapSetTbl[ChP->ChanNum];
@@ -3190,9 +3191,9 @@ static void sDisInterrupts(CHANNEL_T * ChP, Word_t Flags)
 
 	ChP->RxControl[2] &=
 	    ~((Byte_t) Flags & (RXINT_EN | SRCINT_EN | MCINT_EN));
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->RxControl[0]);
+	out32(ChP->IndexAddr, ChP->RxControl);
 	ChP->TxControl[2] &= ~((Byte_t) Flags & TXINT_EN);
-	sOutDW(ChP->IndexAddr, *(DWord_t *) & ChP->TxControl[0]);
+	out32(ChP->IndexAddr, ChP->TxControl);
 
 	if (Flags & CHANINT_EN) {
 		Mask = sInB(ChP->IntMask) & sBitMapClrTbl[ChP->ChanNum];
diff --git a/drivers/char/rocket_int.h b/drivers/char/rocket_int.h
index f3a75791b811..b01d38125a8f 100644
--- a/drivers/char/rocket_int.h
+++ b/drivers/char/rocket_int.h
@@ -26,7 +26,6 @@ typedef unsigned int ByteIO_t;
 typedef unsigned int Word_t;
 typedef unsigned int WordIO_t;
 
-typedef unsigned long DWord_t;
 typedef unsigned int DWordIO_t;
 
 /*
@@ -38,7 +37,6 @@ typedef unsigned int DWordIO_t;
  * instruction.
  */
 
-#ifdef ROCKET_DEBUG_IO
 static inline void sOutB(unsigned short port, unsigned char value)
 {
 #ifdef ROCKET_DEBUG_IO
@@ -55,12 +53,13 @@ static inline void sOutW(unsigned short port, unsigned short value)
 	outw_p(value, port);
 }
 
-static inline void sOutDW(unsigned short port, unsigned long value)
+static inline void out32(unsigned short port, Byte_t *p)
 {
+	u32 value = le32_to_cpu(get_unaligned((__le32 *)p));
 #ifdef ROCKET_DEBUG_IO
-	printk(KERN_DEBUG "sOutDW(%x, %lx)...\n", port, value);
+	printk(KERN_DEBUG "out32(%x, %lx)...\n", port, value);
 #endif
-	outl_p(cpu_to_le32(value), port);
+	outl_p(value, port);
 }
 
 static inline unsigned char sInB(unsigned short port)
@@ -73,14 +72,6 @@ static inline unsigned short sInW(unsigned short port)
 	return inw_p(port);
 }
 
-#else				/* !ROCKET_DEBUG_IO */
-#define sOutB(a, b) outb_p(b, a)
-#define sOutW(a, b) outw_p(b, a)
-#define sOutDW(port, value) outl_p(cpu_to_le32(value), port)
-#define sInB(a) (inb_p(a))
-#define sInW(a) (inw_p(a))
-#endif				/* ROCKET_DEBUG_IO */
-
 /* This is used to move arrays of bytes so byte swapping isn't appropriate. */
 #define sOutStrW(port, addr, count) if (count) outsw(port, addr, count)
 #define sInStrW(port, addr, count) if (count) insw(port, addr, count)
@@ -390,7 +381,7 @@ Call:     sClrBreak(ChP)
 #define sClrBreak(ChP) \
 do { \
    (ChP)->TxControl[3] &= ~SETBREAK; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -402,7 +393,7 @@ Call:     sClrDTR(ChP)
 #define sClrDTR(ChP) \
 do { \
    (ChP)->TxControl[3] &= ~SET_DTR; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -415,7 +406,7 @@ Call:     sClrRTS(ChP)
 do { \
    if ((ChP)->rtsToggle) break; \
    (ChP)->TxControl[3] &= ~SET_RTS; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -489,7 +480,7 @@ Call:     sDisCTSFlowCtl(ChP)
 #define sDisCTSFlowCtl(ChP) \
 do { \
    (ChP)->TxControl[2] &= ~CTSFC_EN; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -501,7 +492,7 @@ Call:     sDisIXANY(ChP)
 #define sDisIXANY(ChP) \
 do { \
    (ChP)->R[0x0e] = 0x86; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->R[0x0c]); \
+   out32((ChP)->IndexAddr,&(ChP)->R[0x0c]); \
 } while (0)
 
 /***************************************************************************
@@ -515,7 +506,7 @@ Comments: Function sSetParity() can be used in place of functions sEnParity(),
 #define sDisParity(ChP) \
 do { \
    (ChP)->TxControl[2] &= ~PARITY_EN; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -527,7 +518,7 @@ Call:     sDisRTSToggle(ChP)
 #define sDisRTSToggle(ChP) \
 do { \
    (ChP)->TxControl[2] &= ~RTSTOG_EN; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
    (ChP)->rtsToggle = 0; \
 } while (0)
 
@@ -540,7 +531,7 @@ Call:     sDisRxFIFO(ChP)
 #define sDisRxFIFO(ChP) \
 do { \
    (ChP)->R[0x32] = 0x0a; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->R[0x30]); \
+   out32((ChP)->IndexAddr,&(ChP)->R[0x30]); \
 } while (0)
 
 /***************************************************************************
@@ -567,7 +558,7 @@ Call:     sDisTransmit(ChP)
 #define sDisTransmit(ChP) \
 do { \
    (ChP)->TxControl[3] &= ~TX_ENABLE; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -579,7 +570,7 @@ Call:     sDisTxSoftFlowCtl(ChP)
 #define sDisTxSoftFlowCtl(ChP) \
 do { \
    (ChP)->R[0x06] = 0x8a; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->R[0x04]); \
+   out32((ChP)->IndexAddr,&(ChP)->R[0x04]); \
 } while (0)
 
 /***************************************************************************
@@ -604,7 +595,7 @@ Call:     sEnCTSFlowCtl(ChP)
 #define sEnCTSFlowCtl(ChP) \
 do { \
    (ChP)->TxControl[2] |= CTSFC_EN; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -616,7 +607,7 @@ Call:     sEnIXANY(ChP)
 #define sEnIXANY(ChP) \
 do { \
    (ChP)->R[0x0e] = 0x21; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->R[0x0c]); \
+   out32((ChP)->IndexAddr,&(ChP)->R[0x0c]); \
 } while (0)
 
 /***************************************************************************
@@ -633,7 +624,7 @@ Warnings: Before enabling parity odd or even parity should be chosen using
 #define sEnParity(ChP) \
 do { \
    (ChP)->TxControl[2] |= PARITY_EN; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -647,10 +638,10 @@ Comments: This function will disable RTS flow control and clear the RTS
 #define sEnRTSToggle(ChP) \
 do { \
    (ChP)->RxControl[2] &= ~RTSFC_EN; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->RxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->RxControl); \
    (ChP)->TxControl[2] |= RTSTOG_EN; \
    (ChP)->TxControl[3] &= ~SET_RTS; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
    (ChP)->rtsToggle = 1; \
 } while (0)
 
@@ -663,7 +654,7 @@ Call:     sEnRxFIFO(ChP)
 #define sEnRxFIFO(ChP) \
 do { \
    (ChP)->R[0x32] = 0x08; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->R[0x30]); \
+   out32((ChP)->IndexAddr,&(ChP)->R[0x30]); \
 } while (0)
 
 /***************************************************************************
@@ -684,7 +675,7 @@ Warnings: This function must be called after valid microcode has been
 #define sEnRxProcessor(ChP) \
 do { \
    (ChP)->RxControl[2] |= RXPROC_EN; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->RxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->RxControl); \
 } while (0)
 
 /***************************************************************************
@@ -708,7 +699,7 @@ Call:     sEnTransmit(ChP)
 #define sEnTransmit(ChP) \
 do { \
    (ChP)->TxControl[3] |= TX_ENABLE; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -720,7 +711,7 @@ Call:     sEnTxSoftFlowCtl(ChP)
 #define sEnTxSoftFlowCtl(ChP) \
 do { \
    (ChP)->R[0x06] = 0xc5; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->R[0x04]); \
+   out32((ChP)->IndexAddr,&(ChP)->R[0x04]); \
 } while (0)
 
 /***************************************************************************
@@ -927,7 +918,7 @@ Call:     sSendBreak(ChP)
 #define sSendBreak(ChP) \
 do { \
    (ChP)->TxControl[3] |= SETBREAK; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -941,7 +932,7 @@ Call:     sSetBaud(ChP,Divisor)
 do { \
    (ChP)->BaudDiv[2] = (Byte_t)(DIVISOR); \
    (ChP)->BaudDiv[3] = (Byte_t)((DIVISOR) >> 8); \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->BaudDiv[0]); \
+   out32((ChP)->IndexAddr,(ChP)->BaudDiv); \
 } while (0)
 
 /***************************************************************************
@@ -953,7 +944,7 @@ Call:     sSetData7(ChP)
 #define sSetData7(ChP) \
 do { \
    (ChP)->TxControl[2] &= ~DATA8BIT; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -965,7 +956,7 @@ Call:     sSetData8(ChP)
 #define sSetData8(ChP) \
 do { \
    (ChP)->TxControl[2] |= DATA8BIT; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -977,7 +968,7 @@ Call:     sSetDTR(ChP)
 #define sSetDTR(ChP) \
 do { \
    (ChP)->TxControl[3] |= SET_DTR; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -994,7 +985,7 @@ Warnings: This function has no effect unless parity is enabled with function
 #define sSetEvenParity(ChP) \
 do { \
    (ChP)->TxControl[2] |= EVEN_PAR; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -1011,7 +1002,7 @@ Warnings: This function has no effect unless parity is enabled with function
 #define sSetOddParity(ChP) \
 do { \
    (ChP)->TxControl[2] &= ~EVEN_PAR; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -1024,7 +1015,7 @@ Call:     sSetRTS(ChP)
 do { \
    if ((ChP)->rtsToggle) break; \
    (ChP)->TxControl[3] |= SET_RTS; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -1050,7 +1041,7 @@ Comments: An interrupt will be generated when the trigger level is reached
 do { \
    (ChP)->RxControl[2] &= ~TRIG_MASK; \
    (ChP)->RxControl[2] |= LEVEL; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->RxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->RxControl); \
 } while (0)
 
 /***************************************************************************
@@ -1062,7 +1053,7 @@ Call:     sSetStop1(ChP)
 #define sSetStop1(ChP) \
 do { \
    (ChP)->TxControl[2] &= ~STOP2; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -1074,7 +1065,7 @@ Call:     sSetStop2(ChP)
 #define sSetStop2(ChP) \
 do { \
    (ChP)->TxControl[2] |= STOP2; \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->TxControl[0]); \
+   out32((ChP)->IndexAddr,(ChP)->TxControl); \
 } while (0)
 
 /***************************************************************************
@@ -1087,7 +1078,7 @@ Call:     sSetTxXOFFChar(ChP,Ch)
 #define sSetTxXOFFChar(ChP,CH) \
 do { \
    (ChP)->R[0x07] = (CH); \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->R[0x04]); \
+   out32((ChP)->IndexAddr,&(ChP)->R[0x04]); \
 } while (0)
 
 /***************************************************************************
@@ -1100,7 +1091,7 @@ Call:     sSetTxXONChar(ChP,Ch)
 #define sSetTxXONChar(ChP,CH) \
 do { \
    (ChP)->R[0x0b] = (CH); \
-   sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->R[0x08]); \
+   out32((ChP)->IndexAddr,&(ChP)->R[0x08]); \
 } while (0)
 
 /***************************************************************************
@@ -1113,7 +1104,7 @@ Comments: This function is used to start a Rx processor after it was
           will restart both the Rx processor and software input flow control.
 
 */
-#define sStartRxProcessor(ChP) sOutDW((ChP)->IndexAddr,*(DWord_t *)&(ChP)->R[0])
+#define sStartRxProcessor(ChP) out32((ChP)->IndexAddr,&(ChP)->R[0])
 
 /***************************************************************************
 Function: sWriteTxByte
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index d73663a52324..fc555a90bb21 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -67,7 +67,7 @@ static void cpuidle_idle_call(void)
 	/* enter the state and update stats */
 	dev->last_residency = target_state->enter(dev, target_state);
 	dev->last_state = target_state;
-	target_state->time += dev->last_residency;
+	target_state->time += (unsigned long long)dev->last_residency;
 	target_state->usage++;
 
 	/* give the governor an opportunity to reflect on the outcome */
@@ -224,7 +224,7 @@ static void poll_idle_init(struct cpuidle_device *dev)
 	state->exit_latency = 0;
 	state->target_residency = 0;
 	state->power_usage = -1;
-	state->flags = CPUIDLE_FLAG_POLL | CPUIDLE_FLAG_TIME_VALID;
+	state->flags = CPUIDLE_FLAG_POLL;
 	state->enter = poll_idle;
 }
 #else
diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
index 69102ca05685..e949618b9be0 100644
--- a/drivers/cpuidle/sysfs.c
+++ b/drivers/cpuidle/sysfs.c
@@ -218,6 +218,12 @@ static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
 	return sprintf(buf, "%u\n", state->_name);\
 }
 
+#define define_show_state_ull_function(_name) \
+static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
+{ \
+	return sprintf(buf, "%llu\n", state->_name);\
+}
+
 #define define_show_state_str_function(_name) \
 static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
 { \
@@ -228,8 +234,8 @@ static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
 
 define_show_state_function(exit_latency)
 define_show_state_function(power_usage)
-define_show_state_function(usage)
-define_show_state_function(time)
+define_show_state_ull_function(usage)
+define_show_state_ull_function(time)
 define_show_state_str_function(name)
 define_show_state_str_function(desc)
 
diff --git a/drivers/crypto/hifn_795x.c b/drivers/crypto/hifn_795x.c
index 3110bf7014f7..81f3f950cd7d 100644
--- a/drivers/crypto/hifn_795x.c
+++ b/drivers/crypto/hifn_795x.c
@@ -392,8 +392,8 @@ static atomic_t hifn_dev_number;
 
 struct hifn_desc
 {
-	volatile u32		l;
-	volatile u32		p;
+	volatile __le32		l;
+	volatile __le32		p;
 };
 
 struct hifn_dma {
@@ -481,10 +481,10 @@ struct hifn_device
 
 struct hifn_base_command
 {
-	volatile u16		masks;
-	volatile u16		session_num;
-	volatile u16		total_source_count;
-	volatile u16		total_dest_count;
+	volatile __le16		masks;
+	volatile __le16		session_num;
+	volatile __le16		total_source_count;
+	volatile __le16		total_dest_count;
 };
 
 #define	HIFN_BASE_CMD_COMP		0x0100	/* enable compression engine */
@@ -504,10 +504,10 @@ struct hifn_base_command
  */
 struct hifn_crypt_command
 {
-	volatile u16 		masks;
-	volatile u16 		header_skip;
-	volatile u16 		source_count;
-	volatile u16 		reserved;
+	volatile __le16 		masks;
+	volatile __le16 		header_skip;
+	volatile __le16 		source_count;
+	volatile __le16 		reserved;
 };
 
 #define	HIFN_CRYPT_CMD_ALG_MASK		0x0003		/* algorithm: */
@@ -670,7 +670,7 @@ static inline u32 hifn_read_0(struct hifn_device *dev, u32 reg)
 {
 	u32 ret;
 
-	ret = readl((char *)(dev->bar[0]) + reg);
+	ret = readl(dev->bar[0] + reg);
 
 	return ret;
 }
@@ -679,19 +679,19 @@ static inline u32 hifn_read_1(struct hifn_device *dev, u32 reg)
 {
 	u32 ret;
 
-	ret = readl((char *)(dev->bar[1]) + reg);
+	ret = readl(dev->bar[1] + reg);
 
 	return ret;
 }
 
 static inline void hifn_write_0(struct hifn_device *dev, u32 reg, u32 val)
 {
-	writel(val, (char *)(dev->bar[0]) + reg);
+	writel(val, dev->bar[0] + reg);
 }
 
 static inline void hifn_write_1(struct hifn_device *dev, u32 reg, u32 val)
 {
-	writel(val, (char *)(dev->bar[1]) + reg);
+	writel(val, dev->bar[1] + reg);
 }
 
 static void hifn_wait_puc(struct hifn_device *dev)
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index ad2f938597e2..72692309398a 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -123,6 +123,11 @@ static dma_addr_t get_ndar(struct fsl_dma_chan *fsl_chan)
 	return DMA_IN(fsl_chan, &fsl_chan->reg_base->ndar, 64);
 }
 
+static u32 get_bcr(struct fsl_dma_chan *fsl_chan)
+{
+	return DMA_IN(fsl_chan, &fsl_chan->reg_base->bcr, 32);
+}
+
 static int dma_is_idle(struct fsl_dma_chan *fsl_chan)
 {
 	u32 sr = get_sr(fsl_chan);
@@ -426,6 +431,9 @@ fsl_dma_prep_interrupt(struct dma_chan *chan)
 	new->async_tx.cookie = -EBUSY;
 	new->async_tx.ack = 0;
 
+	/* Insert the link descriptor to the LD ring */
+	list_add_tail(&new->node, &new->async_tx.tx_list);
+
 	/* Set End-of-link to the last link descriptor of new list*/
 	set_ld_eol(fsl_chan, new);
 
@@ -701,6 +709,23 @@ static irqreturn_t fsl_dma_chan_do_interrupt(int irq, void *data)
 	if (stat & FSL_DMA_SR_TE)
 		dev_err(fsl_chan->dev, "Transfer Error!\n");
 
+	/* Programming Error
+	 * The DMA_INTERRUPT async_tx is a NULL transfer, which will
+	 * triger a PE interrupt.
+	 */
+	if (stat & FSL_DMA_SR_PE) {
+		dev_dbg(fsl_chan->dev, "event: Programming Error INT\n");
+		if (get_bcr(fsl_chan) == 0) {
+			/* BCR register is 0, this is a DMA_INTERRUPT async_tx.
+			 * Now, update the completed cookie, and continue the
+			 * next uncompleted transfer.
+			 */
+			fsl_dma_update_completed_cookie(fsl_chan);
+			fsl_chan_xfer_ld_queue(fsl_chan);
+		}
+		stat &= ~FSL_DMA_SR_PE;
+	}
+
 	/* If the link descriptor segment transfer finishes,
 	 * we will recycle the used descriptor.
 	 */
@@ -841,6 +866,11 @@ static int fsl_dma_self_test(struct fsl_dma_chan *fsl_chan)
 	tx3 = fsl_dma_prep_memcpy(chan, dma_dest, dma_src, test_size / 4, 0);
 	async_tx_ack(tx3);
 
+	/* Interrupt tx test */
+	tx1 = fsl_dma_prep_interrupt(chan);
+	async_tx_ack(tx1);
+	cookie = fsl_dma_tx_submit(tx1);
+
 	/* Test exchanging the prepared tx sort */
 	cookie = fsl_dma_tx_submit(tx3);
 	cookie = fsl_dma_tx_submit(tx2);
diff --git a/drivers/dma/fsldma.h b/drivers/dma/fsldma.h
index ba78c42121ba..6faf07ba0d0e 100644
--- a/drivers/dma/fsldma.h
+++ b/drivers/dma/fsldma.h
@@ -40,6 +40,7 @@
 #define FSL_DMA_MR_EOTIE	0x00000080
 
 #define FSL_DMA_SR_CH		0x00000020
+#define FSL_DMA_SR_PE		0x00000010
 #define FSL_DMA_SR_CB		0x00000004
 #define FSL_DMA_SR_TE		0x00000080
 #define FSL_DMA_SR_EOSI		0x00000002
@@ -74,12 +75,15 @@
 #define FSL_DMA_DGSR_EOSI	0x02
 #define FSL_DMA_DGSR_EOLSI	0x01
 
+typedef u64 __bitwise v64;
+typedef u32 __bitwise v32;
+
 struct fsl_dma_ld_hw {
-	u64 __bitwise	src_addr;
-	u64 __bitwise	dst_addr;
-	u64 __bitwise	next_ln_addr;
-	u32 __bitwise	count;
-	u32 __bitwise	reserve;
+	v64 src_addr;
+	v64 dst_addr;
+	v64 next_ln_addr;
+	v32 count;
+	v32 reserve;
 } __attribute__((aligned(32)));
 
 struct fsl_desc_sw {
@@ -91,13 +95,13 @@ struct fsl_desc_sw {
 } __attribute__((aligned(32)));
 
 struct fsl_dma_chan_regs {
-	u32 __bitwise	mr;	/* 0x00 - Mode Register */
-	u32 __bitwise	sr;	/* 0x04 - Status Register */
-	u64 __bitwise	cdar;	/* 0x08 - Current descriptor address register */
-	u64 __bitwise	sar;	/* 0x10 - Source Address Register */
-	u64 __bitwise	dar;	/* 0x18 - Destination Address Register */
-	u32 __bitwise	bcr;	/* 0x20 - Byte Count Register */
-	u64 __bitwise	ndar;	/* 0x24 - Next Descriptor Address Register */
+	u32 mr;	/* 0x00 - Mode Register */
+	u32 sr;	/* 0x04 - Status Register */
+	u64 cdar;	/* 0x08 - Current descriptor address register */
+	u64 sar;	/* 0x10 - Source Address Register */
+	u64 dar;	/* 0x18 - Destination Address Register */
+	u32 bcr;	/* 0x20 - Byte Count Register */
+	u64 ndar;	/* 0x24 - Next Descriptor Address Register */
 };
 
 struct fsl_dma_chan;
@@ -150,25 +154,27 @@ struct fsl_dma_chan {
 #ifndef __powerpc64__
 static u64 in_be64(const u64 __iomem *addr)
 {
-	return ((u64)in_be32((u32 *)addr) << 32) | (in_be32((u32 *)addr + 1));
+	return ((u64)in_be32((u32 __iomem *)addr) << 32) |
+		(in_be32((u32 __iomem *)addr + 1));
 }
 
 static void out_be64(u64 __iomem *addr, u64 val)
 {
-	out_be32((u32 *)addr, val >> 32);
-	out_be32((u32 *)addr + 1, (u32)val);
+	out_be32((u32 __iomem *)addr, val >> 32);
+	out_be32((u32 __iomem *)addr + 1, (u32)val);
 }
 
 /* There is no asm instructions for 64 bits reverse loads and stores */
 static u64 in_le64(const u64 __iomem *addr)
 {
-	return ((u64)in_le32((u32 *)addr + 1) << 32) | (in_le32((u32 *)addr));
+	return ((u64)in_le32((u32 __iomem *)addr + 1) << 32) |
+		(in_le32((u32 __iomem *)addr));
 }
 
 static void out_le64(u64 __iomem *addr, u64 val)
 {
-	out_le32((u32 *)addr + 1, val >> 32);
-	out_le32((u32 *)addr, (u32)val);
+	out_le32((u32 __iomem *)addr + 1, val >> 32);
+	out_le32((u32 __iomem *)addr, (u32)val);
 }
 #endif
 
@@ -181,9 +187,11 @@ static void out_le64(u64 __iomem *addr, u64 val)
 
 #define DMA_TO_CPU(fsl_chan, d, width)					\
 		(((fsl_chan)->feature & FSL_DMA_BIG_ENDIAN) ?		\
-			be##width##_to_cpu(d) :	le##width##_to_cpu(d))
+			be##width##_to_cpu((__force __be##width)(v##width)d) : \
+			le##width##_to_cpu((__force __le##width)(v##width)d))
 #define CPU_TO_DMA(fsl_chan, c, width)					\
 		(((fsl_chan)->feature & FSL_DMA_BIG_ENDIAN) ?		\
-			cpu_to_be##width(c) : cpu_to_le##width(c))
+			(__force v##width)cpu_to_be##width(c) :		\
+			(__force v##width)cpu_to_le##width(c))
 
 #endif	/* __DMA_FSLDMA_H */
diff --git a/drivers/dma/ioat_dca.c b/drivers/dma/ioat_dca.c
index 0fa8a98051a8..9e922760b7ff 100644
--- a/drivers/dma/ioat_dca.c
+++ b/drivers/dma/ioat_dca.c
@@ -98,7 +98,7 @@ struct ioat_dca_slot {
 
 struct ioat_dca_priv {
 	void __iomem		*iobase;
-	void			*dca_base;
+	void __iomem		*dca_base;
 	int			 max_requesters;
 	int			 requester_count;
 	u8			 tag_map[IOAT_TAG_MAP_LEN];
@@ -338,7 +338,7 @@ static struct dca_ops ioat2_dca_ops = {
 	.get_tag		= ioat2_dca_get_tag,
 };
 
-static int ioat2_dca_count_dca_slots(void *iobase, u16 dca_offset)
+static int ioat2_dca_count_dca_slots(void __iomem *iobase, u16 dca_offset)
 {
 	int slots = 0;
 	u32 req;
diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c
index 996d61f0d460..ca6d51efd8bb 100644
--- a/drivers/firewire/fw-ohci.c
+++ b/drivers/firewire/fw-ohci.c
@@ -401,7 +401,8 @@ static void ar_context_tasklet(unsigned long data)
 
 	if (d->res_count == 0) {
 		size_t size, rest, offset;
-		dma_addr_t buffer_bus;
+		dma_addr_t start_bus;
+		void *start;
 
 		/*
 		 * This descriptor is finished and we may have a
@@ -410,9 +411,9 @@ static void ar_context_tasklet(unsigned long data)
 		 */
 
 		offset = offsetof(struct ar_buffer, data);
-		buffer_bus = le32_to_cpu(ab->descriptor.data_address) - offset;
+		start = buffer = ab;
+		start_bus = le32_to_cpu(ab->descriptor.data_address) - offset;
 
-		buffer = ab;
 		ab = ab->next;
 		d = &ab->descriptor;
 		size = buffer + PAGE_SIZE - ctx->pointer;
@@ -427,7 +428,7 @@ static void ar_context_tasklet(unsigned long data)
 			buffer = handle_ar_packet(ctx, buffer);
 
 		dma_free_coherent(ohci->card.device, PAGE_SIZE,
-				  buffer, buffer_bus);
+				  start, start_bus);
 		ar_context_add_page(ctx);
 	} else {
 		buffer = ctx->pointer;
diff --git a/drivers/firewire/fw-transaction.c b/drivers/firewire/fw-transaction.c
index 99529e59a0b1..e6f1bda38940 100644
--- a/drivers/firewire/fw-transaction.c
+++ b/drivers/firewire/fw-transaction.c
@@ -736,6 +736,12 @@ fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
 		break;
 	}
 
+	/*
+	 * The response handler may be executed while the request handler
+	 * is still pending.  Cancel the request handler.
+	 */
+	card->driver->cancel_packet(card, &t->packet);
+
 	t->callback(card, rcode, data, data_length, t->callback_data);
 }
 EXPORT_SYMBOL(fw_core_handle_response);
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index d73a768e176e..f0b00ec1e47e 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -968,7 +968,7 @@ int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int i
 		size--;
 	}
 
-	/* dump the report descriptor */
+	/* dump the report */
 	dbg_hid("report %d (size %u) = ", n, size);
 	for (i = 0; i < size; i++)
 		dbg_hid_line(" %02x", data[i]);
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 5a38fb27d69f..c3eb3f13e2ca 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -98,18 +98,16 @@ struct hidinput_key_translation {
 
 static struct hidinput_key_translation apple_fn_keys[] = {
 	{ KEY_BACKSPACE, KEY_DELETE },
-	{ KEY_F1,       KEY_BRIGHTNESSDOWN,     APPLE_FLAG_FKEY },
-	{ KEY_F2,       KEY_BRIGHTNESSUP,       APPLE_FLAG_FKEY },
-	{ KEY_F3,       KEY_CYCLEWINDOWS,       APPLE_FLAG_FKEY }, /* Exposé */
-	{ KEY_F4,       KEY_FN_F4,              APPLE_FLAG_FKEY }, /* Dashboard */
-	{ KEY_F5,       KEY_FN_F5 },
-	{ KEY_F6,       KEY_FN_F6 },
-	{ KEY_F7,       KEY_BACK,               APPLE_FLAG_FKEY },
-	{ KEY_F8,       KEY_PLAYPAUSE,          APPLE_FLAG_FKEY },
-	{ KEY_F9,       KEY_FORWARD,            APPLE_FLAG_FKEY },
-	{ KEY_F10,      KEY_MUTE,               APPLE_FLAG_FKEY },
-	{ KEY_F11,      KEY_VOLUMEDOWN,         APPLE_FLAG_FKEY },
-	{ KEY_F12,      KEY_VOLUMEUP,           APPLE_FLAG_FKEY },
+	{ KEY_F1,       KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
+	{ KEY_F2,       KEY_BRIGHTNESSUP,   APPLE_FLAG_FKEY },
+	{ KEY_F3,       KEY_FN_F5,          APPLE_FLAG_FKEY }, /* Exposé */
+	{ KEY_F4,       KEY_FN_F4,          APPLE_FLAG_FKEY }, /* Dashboard */
+	{ KEY_F7,       KEY_PREVIOUSSONG,   APPLE_FLAG_FKEY },
+	{ KEY_F8,       KEY_PLAYPAUSE,      APPLE_FLAG_FKEY },
+	{ KEY_F9,       KEY_NEXTSONG,       APPLE_FLAG_FKEY },
+	{ KEY_F10,      KEY_MUTE,           APPLE_FLAG_FKEY },
+	{ KEY_F11,      KEY_VOLUMEDOWN,     APPLE_FLAG_FKEY },
+	{ KEY_F12,      KEY_VOLUMEUP,       APPLE_FLAG_FKEY },
 	{ KEY_UP,       KEY_PAGEUP },
 	{ KEY_DOWN,     KEY_PAGEDOWN },
 	{ KEY_LEFT,     KEY_HOME },
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index b38e559b7a46..d95979f0e028 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -278,7 +278,7 @@ static int hid_submit_ctrl(struct hid_device *hid)
 		usbhid->urbctrl->pipe = usb_rcvctrlpipe(hid_to_usb_dev(hid), 0);
 		maxpacket = usb_maxpacket(hid_to_usb_dev(hid), usbhid->urbctrl->pipe, 0);
 		if (maxpacket > 0) {
-			padlen = (len + maxpacket - 1) / maxpacket;
+			padlen = DIV_ROUND_UP(len, maxpacket);
 			padlen *= maxpacket;
 			if (padlen > usbhid->bufsize)
 				padlen = usbhid->bufsize;
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index e6d05f6b1c1c..e29a057cbea2 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -345,6 +345,9 @@
 #define USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR 0x0400
 #define USB_DEVICE_ID_N_S_HARMONY       0xc359
 
+#define USB_VENDOR_ID_NATSU             0x08b7
+#define USB_DEVICE_ID_NATSU_GAMEPAD     0x0001
+
 #define USB_VENDOR_ID_NEC		0x073e
 #define USB_DEVICE_ID_NEC_USB_GAME_PAD	0x0301
 
@@ -426,6 +429,7 @@ static const struct hid_blacklist {
 	{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_DRIVING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
 	{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FLYING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
 	{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FIGHTING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
+	{ USB_VENDOR_ID_NATSU, USB_DEVICE_ID_NATSU_GAMEPAD, HID_QUIRK_BADPAD },
 	{ USB_VENDOR_ID_NEC, USB_DEVICE_ID_NEC_USB_GAME_PAD, HID_QUIRK_BADPAD },
 	{ USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RUMBLEPAD, HID_QUIRK_BADPAD },
 	{ USB_VENDOR_ID_TOPMAX, USB_DEVICE_ID_TOPMAX_COBRAPAD, HID_QUIRK_BADPAD },
@@ -624,7 +628,7 @@ static const struct hid_blacklist {
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD },
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS, HID_QUIRK_APPLE_HAS_FN },
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
-	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_APPLE_ISO_KEYBOARD },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI, HID_QUIRK_APPLE_HAS_FN },
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD },
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 368879ff5d8c..4dc76bc45c9d 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -337,8 +337,9 @@ config SENSORS_IBMPEX
 	help
 	  If you say yes here you get support for the temperature and
 	  power sensors in various IBM System X servers that support
-	  PowerExecutive.  So far this includes the x3550, x3650, x3655,
-	  x3755, and certain HS20 blades.
+	  PowerExecutive.  So far this includes the x3350, x3550, x3650,
+	  x3655, and x3755; the x3800, x3850, and x3950 models that have
+	  PCI Express; and some of the HS2x, LS2x, and QS2x blades.
 
 	  This driver can also be built as a module.  If so, the module
 	  will be called ibmpex.
diff --git a/drivers/hwmon/ibmpex.c b/drivers/hwmon/ibmpex.c
index 9c9cdb0685e4..4e9b19c6732f 100644
--- a/drivers/hwmon/ibmpex.c
+++ b/drivers/hwmon/ibmpex.c
@@ -327,10 +327,14 @@ static int is_temp_sensor(const char *sensor_id, int len)
 	return 0;
 }
 
-static int power_sensor_multiplier(const char *sensor_id, int len)
+static int power_sensor_multiplier(struct ibmpex_bmc_data *data,
+				   const char *sensor_id, int len)
 {
 	int i;
 
+	if (data->sensor_major == 2)
+		return 1000000;
+
 	for (i = PEX_SENSOR_TYPE_LEN; i < len - 1; i++)
 		if (!memcmp(&sensor_id[i], watt_sensor_sig, PEX_MULT_LEN))
 			return 1000000;
@@ -398,14 +402,15 @@ static int ibmpex_find_sensors(struct ibmpex_bmc_data *data)
 			num_power++;
 			sensor_counter = num_power;
 			data->sensors[i].multiplier =
-				power_sensor_multiplier(data->rx_msg_data,
-						     data->rx_msg_len);
+				power_sensor_multiplier(data,
+							data->rx_msg_data,
+							data->rx_msg_len);
 		} else if (is_temp_sensor(data->rx_msg_data,
 					  data->rx_msg_len)) {
 			sensor_type = TEMP_SENSOR;
 			num_temp++;
 			sensor_counter = num_temp;
-			data->sensors[i].multiplier = 1;
+			data->sensors[i].multiplier = 1000;
 		} else
 			continue;
 
diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c
index 5c85670e2d16..f942ecdd47c8 100644
--- a/drivers/hwmon/w83781d.c
+++ b/drivers/hwmon/w83781d.c
@@ -1367,7 +1367,8 @@ w83781d_isa_probe(struct platform_device *pdev)
 
 	/* Reserve the ISA region */
 	res = platform_get_resource(pdev, IORESOURCE_IO, 0);
-	if (!request_region(res->start, W83781D_EXTENT, "w83781d")) {
+	if (!request_region(res->start + W83781D_ADDR_REG_OFFSET, 2,
+			    "w83781d")) {
 		err = -EBUSY;
 		goto exit;
 	}
@@ -1415,7 +1416,7 @@ w83781d_isa_probe(struct platform_device *pdev)
 	device_remove_file(&pdev->dev, &dev_attr_name);
 	kfree(data);
  exit_release_region:
-	release_region(res->start, W83781D_EXTENT);
+	release_region(res->start + W83781D_ADDR_REG_OFFSET, 2);
  exit:
 	return err;
 }
@@ -1429,7 +1430,7 @@ w83781d_isa_remove(struct platform_device *pdev)
 	sysfs_remove_group(&pdev->dev.kobj, &w83781d_group);
 	sysfs_remove_group(&pdev->dev.kobj, &w83781d_group_opt);
 	device_remove_file(&pdev->dev, &dev_attr_name);
-	release_region(data->client.addr, W83781D_EXTENT);
+	release_region(data->client.addr + W83781D_ADDR_REG_OFFSET, 2);
 	kfree(data);
 
 	return 0;
@@ -1797,8 +1798,17 @@ w83781d_isa_found(unsigned short address)
 {
 	int val, save, found = 0;
 
-	if (!request_region(address, W83781D_EXTENT, "w83781d"))
+	/* We have to request the region in two parts because some
+	   boards declare base+4 to base+7 as a PNP device */
+	if (!request_region(address, 4, "w83781d")) {
+		pr_debug("w83781d: Failed to request low part of region\n");
 		return 0;
+	}
+	if (!request_region(address + 4, 4, "w83781d")) {
+		pr_debug("w83781d: Failed to request high part of region\n");
+		release_region(address, 4);
+		return 0;
+	}
 
 #define REALLY_SLOW_IO
 	/* We need the timeouts for at least some W83781D-like
@@ -1871,7 +1881,8 @@ w83781d_isa_found(unsigned short address)
 			val == 0x30 ? "W83782D" : "W83781D", (int)address);
 
  release:
-	release_region(address, W83781D_EXTENT);
+	release_region(address + 4, 4);
+	release_region(address, 4);
 	return found;
 }
 
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 476b0bb72d6c..5fa9c3c67e0c 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -100,7 +100,7 @@ config I2C_AU1550
 
 config I2C_BLACKFIN_TWI
 	tristate "Blackfin TWI I2C support"
-	depends on BF534 || BF536 || BF537 || BF54x
+	depends on BF534 || BF536 || BF537
 	help
 	  This is the TWI I2C device driver for Blackfin 534/536/537/54x.
 	  This driver can also be built as a module.  If so, the module
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index da6639707ea3..7ba31770d773 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -128,6 +128,8 @@ struct omap_i2c_dev {
 	size_t			buf_len;
 	struct i2c_adapter	adapter;
 	unsigned		rev1:1;
+	unsigned		idle:1;
+	u16			iestate;	/* Saved interrupt register */
 };
 
 static inline void omap_i2c_write_reg(struct omap_i2c_dev *i2c_dev,
@@ -174,18 +176,30 @@ static void omap_i2c_put_clocks(struct omap_i2c_dev *dev)
 	}
 }
 
-static void omap_i2c_enable_clocks(struct omap_i2c_dev *dev)
+static void omap_i2c_unidle(struct omap_i2c_dev *dev)
 {
 	if (dev->iclk != NULL)
 		clk_enable(dev->iclk);
 	clk_enable(dev->fclk);
+	if (dev->iestate)
+		omap_i2c_write_reg(dev, OMAP_I2C_IE_REG, dev->iestate);
+	dev->idle = 0;
 }
 
-static void omap_i2c_disable_clocks(struct omap_i2c_dev *dev)
+static void omap_i2c_idle(struct omap_i2c_dev *dev)
 {
+	u16 iv;
+
+	dev->idle = 1;
+	dev->iestate = omap_i2c_read_reg(dev, OMAP_I2C_IE_REG);
+	omap_i2c_write_reg(dev, OMAP_I2C_IE_REG, 0);
+	if (dev->rev1)
+		iv = omap_i2c_read_reg(dev, OMAP_I2C_IV_REG);	/* Read clears */
+	else
+		omap_i2c_write_reg(dev, OMAP_I2C_STAT_REG, dev->iestate);
+	clk_disable(dev->fclk);
 	if (dev->iclk != NULL)
 		clk_disable(dev->iclk);
-	clk_disable(dev->fclk);
 }
 
 static int omap_i2c_init(struct omap_i2c_dev *dev)
@@ -360,7 +374,7 @@ omap_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
 	int i;
 	int r;
 
-	omap_i2c_enable_clocks(dev);
+	omap_i2c_unidle(dev);
 
 	if ((r = omap_i2c_wait_for_bb(dev)) < 0)
 		goto out;
@@ -374,7 +388,7 @@ omap_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
 	if (r == 0)
 		r = num;
 out:
-	omap_i2c_disable_clocks(dev);
+	omap_i2c_idle(dev);
 	return r;
 }
 
@@ -403,6 +417,9 @@ omap_i2c_rev1_isr(int this_irq, void *dev_id)
 	struct omap_i2c_dev *dev = dev_id;
 	u16 iv, w;
 
+	if (dev->idle)
+		return IRQ_NONE;
+
 	iv = omap_i2c_read_reg(dev, OMAP_I2C_IV_REG);
 	switch (iv) {
 	case 0x00:	/* None */
@@ -457,6 +474,9 @@ omap_i2c_isr(int this_irq, void *dev_id)
 	u16 stat, w;
 	int count = 0;
 
+	if (dev->idle)
+		return IRQ_NONE;
+
 	bits = omap_i2c_read_reg(dev, OMAP_I2C_IE_REG);
 	while ((stat = (omap_i2c_read_reg(dev, OMAP_I2C_STAT_REG))) & bits) {
 		dev_dbg(dev->dev, "IRQ (ISR = 0x%04x)\n", stat);
@@ -575,7 +595,7 @@ omap_i2c_probe(struct platform_device *pdev)
 	if ((r = omap_i2c_get_clocks(dev)) != 0)
 		goto err_free_mem;
 
-	omap_i2c_enable_clocks(dev);
+	omap_i2c_unidle(dev);
 
 	if (cpu_is_omap15xx())
 		dev->rev1 = omap_i2c_read_reg(dev, OMAP_I2C_REV_REG) < 0x20;
@@ -610,7 +630,7 @@ omap_i2c_probe(struct platform_device *pdev)
 		goto err_free_irq;
 	}
 
-	omap_i2c_disable_clocks(dev);
+	omap_i2c_idle(dev);
 
 	return 0;
 
@@ -618,7 +638,7 @@ err_free_irq:
 	free_irq(dev->irq, dev);
 err_unuse_clocks:
 	omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0);
-	omap_i2c_disable_clocks(dev);
+	omap_i2c_idle(dev);
 	omap_i2c_put_clocks(dev);
 err_free_mem:
 	platform_set_drvdata(pdev, NULL);
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index fd84b2a36338..8b645c6b2cb5 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -489,8 +489,8 @@ EXPORT_SYMBOL(i2c_add_adapter);
  * Context: can sleep
  *
  * This routine is used to declare an I2C adapter when its bus number
- * matters.  Example: for I2C adapters from system-on-chip CPUs, or
- * otherwise built in to the system's mainboard, and where i2c_board_info
+ * matters.  For example, use it for I2C adapters from system-on-chip CPUs,
+ * or otherwise built in to the system's mainboard, and where i2c_board_info
  * is used to properly configure I2C devices.
  *
  * If no devices have pre-been declared for this bus, then be sure to
diff --git a/drivers/ide/arm/ide_arm.c b/drivers/ide/arm/ide_arm.c
index 43a70e91363e..be9ff7334c52 100644
--- a/drivers/ide/arm/ide_arm.c
+++ b/drivers/ide/arm/ide_arm.c
@@ -46,3 +46,5 @@ static int __init ide_arm_init(void)
 }
 
 module_init(ide_arm_init);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/cris/ide-cris.c b/drivers/ide/cris/ide-cris.c
index e79bf8f9b7db..c8ffbaf29a88 100644
--- a/drivers/ide/cris/ide-cris.c
+++ b/drivers/ide/cris/ide-cris.c
@@ -1067,3 +1067,5 @@ static void cris_dma_start(ide_drive_t *drive)
 }
 
 module_init(init_e100_ide);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/h8300/ide-h8300.c b/drivers/ide/h8300/ide-h8300.c
index 520aec075700..4108ec4ffa7f 100644
--- a/drivers/ide/h8300/ide-h8300.c
+++ b/drivers/ide/h8300/ide-h8300.c
@@ -110,6 +110,7 @@ static int __init h8300_ide_init(void)
 	ide_init_port_data(hwif, index);
 	ide_init_port_hw(hwif, &hw);
 	hwif_setup(hwif);
+	hwif->host_flags = IDE_HFLAG_NO_IO_32BIT;
 	printk(KERN_INFO "ide%d: H8/300 generic IDE interface\n", index);
 
 	idx[0] = index;
@@ -125,3 +126,5 @@ out_busy:
 }
 
 module_init(h8300_ide_init);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index c419266234a7..e77cee0e5d65 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -595,6 +595,7 @@ u8 eighty_ninty_three (ide_drive_t *drive)
 
 	/*
 	 * FIXME:
+	 * - change master/slave IDENTIFY order
 	 * - force bit13 (80c cable present) check also for !ivb devices
 	 *   (unless the slave device is pre-ATA3)
 	 */
@@ -657,7 +658,7 @@ int ide_driveid_update(ide_drive_t *drive)
 		local_irq_restore(flags);
 		return 0;
 	}
-	ata_input_data(drive, id, SECTOR_WORDS);
+	hwif->ata_input_data(drive, id, SECTOR_WORDS);
 	(void)ide_read_status(drive);	/* clear drive IRQ */
 	local_irq_enable();
 	local_irq_restore(flags);
diff --git a/drivers/ide/ide-lib.c b/drivers/ide/ide-lib.c
index 29e2c9719c30..7031a8dcf692 100644
--- a/drivers/ide/ide-lib.c
+++ b/drivers/ide/ide-lib.c
@@ -122,7 +122,6 @@ static struct ide_pio_info {
 	const char	*name;
 	int		pio;
 } ide_pio_blacklist [] = {
-/*	{ "Conner Peripherals 1275MB - CFS1275A", 4 }, */
 	{ "Conner Peripherals 540MB - CFS540A", 3 },
 
 	{ "WDC AC2700",  3 },
@@ -138,10 +137,8 @@ static struct ide_pio_info {
 	{ "WDC AC1170",  1 },
 	{ "WDC AC1210",  1 },
 	{ "WDC AC280",   0 },
-/*	{ "WDC AC21000", 4 }, */
 	{ "WDC AC31000", 3 },
 	{ "WDC AC31200", 3 },
-/*	{ "WDC AC31600", 4 }, */
 
 	{ "Maxtor 7131 AT", 1 },
 	{ "Maxtor 7171 AT", 1 },
@@ -155,13 +152,6 @@ static struct ide_pio_info {
 	{ "SAMSUNG SHD-3122A", 1 },
 	{ "SAMSUNG SHD-3172A", 1 },
 
-/*	{ "ST51080A", 4 },
- *	{ "ST51270A", 4 },
- *	{ "ST31220A", 4 },
- *	{ "ST31640A", 4 },
- *	{ "ST32140A", 4 },
- *	{ "ST3780A",  4 },
- */
 	{ "ST5660A",  3 },
 	{ "ST3660A",  3 },
 	{ "ST3630A",  3 },
diff --git a/drivers/ide/ide-pnp.c b/drivers/ide/ide-pnp.c
index b163b2e52212..c14bb5380c25 100644
--- a/drivers/ide/ide-pnp.c
+++ b/drivers/ide/ide-pnp.c
@@ -86,3 +86,5 @@ static void __exit pnpide_exit(void)
 
 module_init(pnpide_init);
 module_exit(pnpide_exit);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 194ecb0049eb..47a114927c31 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -774,9 +774,10 @@ static int ide_probe_port(ide_hwif_t *hwif)
 		printk(KERN_DEBUG "%s: Wait for ready failed before probe !\n", hwif->name);
 
 	/*
-	 * Need to probe slave device first to make it release PDIAG-.
+	 * Second drive should only exist if first drive was found,
+	 * but a lot of cdrom drives are configured as single slaves.
 	 */
-	for (unit = MAX_DRIVES - 1; unit >= 0; unit--) {
+	for (unit = 0; unit < MAX_DRIVES; ++unit) {
 		ide_drive_t *drive = &hwif->drives[unit];
 		drive->dn = (hwif->channel ? 2 : 0) + unit;
 		(void) probe_for_drive(drive);
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 43e0e0557776..0598ecfd5f37 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -3765,11 +3765,6 @@ static int ide_tape_probe(ide_drive_t *drive)
 	g->fops = &idetape_block_ops;
 	ide_register_region(g);
 
-	printk(KERN_WARNING "It is possible that this driver does not have any"
-		" users anymore and, as a result, it will be REMOVED soon."
-		" Please notify Bart <bzolnier@gmail.com> or Boris"
-		" <petkovbb@gmail.com> in case you still need it.\n");
-
 	return 0;
 
 out_free_tape:
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c
index 0518a2e948cf..4c86a8d84b4c 100644
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -423,6 +423,25 @@ void task_end_request(ide_drive_t *drive, struct request *rq, u8 stat)
 }
 
 /*
+ * We got an interrupt on a task_in case, but no errors and no DRQ.
+ *
+ * It might be a spurious irq (shared irq), but it might be a
+ * command that had no output.
+ */
+static ide_startstop_t task_in_unexpected(ide_drive_t *drive, struct request *rq, u8 stat)
+{
+	/* Command all done? */
+	if (OK_STAT(stat, READY_STAT, BUSY_STAT)) {
+		task_end_request(drive, rq, stat);
+		return ide_stopped;
+	}
+
+	/* Assume it was a spurious irq */
+	ide_set_handler(drive, &task_in_intr, WAIT_WORSTCASE, NULL);
+	return ide_started;
+}
+
+/*
  * Handler for command with PIO data-in phase (Read/Read Multiple).
  */
 static ide_startstop_t task_in_intr(ide_drive_t *drive)
@@ -431,18 +450,17 @@ static ide_startstop_t task_in_intr(ide_drive_t *drive)
 	struct request *rq = HWGROUP(drive)->rq;
 	u8 stat = ide_read_status(drive);
 
-	/* new way for dealing with premature shared PCI interrupts */
-	if (!OK_STAT(stat, DRQ_STAT, BAD_R_STAT)) {
-		if (stat & (ERR_STAT | DRQ_STAT))
-			return task_error(drive, rq, __FUNCTION__, stat);
-		/* No data yet, so wait for another IRQ. */
-		ide_set_handler(drive, &task_in_intr, WAIT_WORSTCASE, NULL);
-		return ide_started;
-	}
+	/* Error? */
+	if (stat & ERR_STAT)
+		return task_error(drive, rq, __FUNCTION__, stat);
+
+	/* Didn't want any data? Odd. */
+	if (!(stat & DRQ_STAT))
+		return task_in_unexpected(drive, rq, stat);
 
 	ide_pio_datablock(drive, rq, 0);
 
-	/* If it was the last datablock check status and finish transfer. */
+	/* Are we done? Check status and finish transfer. */
 	if (!hwif->nleft) {
 		stat = wait_drive_not_busy(drive);
 		if (!OK_STAT(stat, 0, BAD_STAT))
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index 9976f9d627d4..fc69fe2e3ec0 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -1258,7 +1258,7 @@ static int __init ide_setup(char *s)
 		drive = &hwif->drives[unit];
 		if (strncmp(s + 4, "ide-", 4) == 0) {
 			strlcpy(drive->driver_req, s + 4, sizeof(drive->driver_req));
-			goto done;
+			goto obsolete_option;
 		}
 		switch (match_parm(&s[3], hd_words, vals, 3)) {
 			case -1: /* "none" */
@@ -1290,13 +1290,13 @@ static int __init ide_setup(char *s)
 				goto done;
 			case -12: /* "remap" */
 				drive->remap_0_to_1 = 1;
-				goto done;
+				goto obsolete_option;
 			case -13: /* "remap63" */
 				drive->sect0 = 63;
-				goto done;
+				goto obsolete_option;
 			case -14: /* "scsi" */
 				drive->scsi = 1;
-				goto done;
+				goto obsolete_option;
 			case 3: /* cyl,head,sect */
 				drive->media	= ide_disk;
 				drive->ready_stat = READY_STAT;
@@ -1370,32 +1370,32 @@ static int __init ide_setup(char *s)
 #ifdef CONFIG_BLK_DEV_ALI14XX
 			case -17: /* "ali14xx" */
 				probe_ali14xx = 1;
-				goto done;
+				goto obsolete_option;
 #endif
 #ifdef CONFIG_BLK_DEV_UMC8672
 			case -16: /* "umc8672" */
 				probe_umc8672 = 1;
-				goto done;
+				goto obsolete_option;
 #endif
 #ifdef CONFIG_BLK_DEV_DTC2278
 			case -15: /* "dtc2278" */
 				probe_dtc2278 = 1;
-				goto done;
+				goto obsolete_option;
 #endif
 #ifdef CONFIG_BLK_DEV_CMD640
 			case -14: /* "cmd640_vlb" */
 				cmd640_vlb = 1;
-				goto done;
+				goto obsolete_option;
 #endif
 #ifdef CONFIG_BLK_DEV_HT6560B
 			case -13: /* "ht6560b" */
 				probe_ht6560b = 1;
-				goto done;
+				goto obsolete_option;
 #endif
 #ifdef CONFIG_BLK_DEV_QD65XX
 			case -12: /* "qd65xx" */
 				probe_qd65xx = 1;
-				goto done;
+				goto obsolete_option;
 #endif
 #ifdef CONFIG_BLK_DEV_4DRIVES
 			case -11: /* "four" drives on one set of ports */
diff --git a/drivers/ide/legacy/buddha.c b/drivers/ide/legacy/buddha.c
index 50ffa871d5e9..fdd3791e465f 100644
--- a/drivers/ide/legacy/buddha.c
+++ b/drivers/ide/legacy/buddha.c
@@ -241,3 +241,5 @@ fail_base2:
 }
 
 module_init(buddha_init);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/legacy/falconide.c b/drivers/ide/legacy/falconide.c
index 8949ce71bddc..e950afa5939c 100644
--- a/drivers/ide/legacy/falconide.c
+++ b/drivers/ide/legacy/falconide.c
@@ -93,3 +93,5 @@ static int __init falconide_init(void)
 }
 
 module_init(falconide_init);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/legacy/gayle.c b/drivers/ide/legacy/gayle.c
index b7d81090d5da..e3b4638cc883 100644
--- a/drivers/ide/legacy/gayle.c
+++ b/drivers/ide/legacy/gayle.c
@@ -195,3 +195,5 @@ found:
 }
 
 module_init(gayle_init);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/legacy/macide.c b/drivers/ide/legacy/macide.c
index 9a79098d9eb4..eaf5dbe58bc2 100644
--- a/drivers/ide/legacy/macide.c
+++ b/drivers/ide/legacy/macide.c
@@ -137,3 +137,5 @@ static int __init macide_init(void)
 }
 
 module_init(macide_init);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/legacy/q40ide.c b/drivers/ide/legacy/q40ide.c
index 1381b91bc316..2da28759686e 100644
--- a/drivers/ide/legacy/q40ide.c
+++ b/drivers/ide/legacy/q40ide.c
@@ -153,3 +153,5 @@ static int __init q40ide_init(void)
 }
 
 module_init(q40ide_init);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c
index ec667982809c..29fbc5ead03b 100644
--- a/drivers/ide/pci/cmd640.c
+++ b/drivers/ide/pci/cmd640.c
@@ -881,3 +881,5 @@ module_param_named(probe_vlb, cmd640_vlb, bool, 0);
 MODULE_PARM_DESC(probe_vlb, "probe for VLB version of CMD640 chipset");
 
 module_init(cmd640x_init);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/ppc/mpc8xx.c b/drivers/ide/ppc/mpc8xx.c
index 38fbfb8d5445..ebaba01c7551 100644
--- a/drivers/ide/ppc/mpc8xx.c
+++ b/drivers/ide/ppc/mpc8xx.c
@@ -853,3 +853,5 @@ static int __init mpc8xx_ide_probe(void)
 }
 
 module_init(mpc8xx_ide_probe);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c
index 78c9eeb85634..d9ca52e6cdab 100644
--- a/drivers/ide/ppc/pmac.c
+++ b/drivers/ide/ppc/pmac.c
@@ -1771,3 +1771,5 @@ static int __devinit pmac_ide_setup_dma(pmac_ide_hwif_t *pmif, ide_hwif_t *hwif)
 #endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */
 
 module_init(pmac_ide_probe);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
index a58ad8a470f9..781ea5950373 100644
--- a/drivers/infiniband/core/addr.c
+++ b/drivers/infiniband/core/addr.c
@@ -154,7 +154,7 @@ static void addr_send_arp(struct sockaddr_in *dst_in)
 {
 	struct rtable *rt;
 	struct flowi fl;
-	u32 dst_ip = dst_in->sin_addr.s_addr;
+	__be32 dst_ip = dst_in->sin_addr.s_addr;
 
 	memset(&fl, 0, sizeof fl);
 	fl.nl_u.ip4_u.daddr = dst_ip;
@@ -169,8 +169,8 @@ static int addr_resolve_remote(struct sockaddr_in *src_in,
 			       struct sockaddr_in *dst_in,
 			       struct rdma_dev_addr *addr)
 {
-	u32 src_ip = src_in->sin_addr.s_addr;
-	u32 dst_ip = dst_in->sin_addr.s_addr;
+	__be32 src_ip = src_in->sin_addr.s_addr;
+	__be32 dst_ip = dst_in->sin_addr.s_addr;
 	struct flowi fl;
 	struct rtable *rt;
 	struct neighbour *neigh;
@@ -257,7 +257,7 @@ static int addr_resolve_local(struct sockaddr_in *src_in,
 			      struct rdma_dev_addr *addr)
 {
 	struct net_device *dev;
-	u32 src_ip = src_in->sin_addr.s_addr;
+	__be32 src_ip = src_in->sin_addr.s_addr;
 	__be32 dst_ip = dst_in->sin_addr.s_addr;
 	int ret;
 
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 4df405157086..faa7ce318a6d 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -393,7 +393,7 @@ static int cm_alloc_id(struct cm_id_private *cm_id_priv)
 		spin_unlock_irqrestore(&cm.lock, flags);
 	} while( (ret == -EAGAIN) && idr_pre_get(&cm.local_id_table, GFP_KERNEL) );
 
-	cm_id_priv->id.local_id = (__force __be32) (id ^ cm.random_id_operand);
+	cm_id_priv->id.local_id = (__force __be32)id ^ cm.random_id_operand;
 	return ret;
 }
 
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 34507daaf9b6..d81c156a22b4 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -168,15 +168,15 @@ struct cma_work {
 union cma_ip_addr {
 	struct in6_addr ip6;
 	struct {
-		__u32 pad[3];
-		__u32 addr;
+		__be32 pad[3];
+		__be32 addr;
 	} ip4;
 };
 
 struct cma_hdr {
 	u8 cma_version;
 	u8 ip_version;	/* IP version: 7:4 */
-	__u16 port;
+	__be16 port;
 	union cma_ip_addr src_addr;
 	union cma_ip_addr dst_addr;
 };
@@ -186,8 +186,8 @@ struct sdp_hh {
 	u8 sdp_version; /* Major version: 7:4 */
 	u8 ip_version;	/* IP version: 7:4 */
 	u8 sdp_specific1[10];
-	__u16 port;
-	__u16 sdp_specific2;
+	__be16 port;
+	__be16 sdp_specific2;
 	union cma_ip_addr src_addr;
 	union cma_ip_addr dst_addr;
 };
@@ -663,7 +663,7 @@ static inline int cma_any_port(struct sockaddr *addr)
 }
 
 static int cma_get_net_info(void *hdr, enum rdma_port_space ps,
-			    u8 *ip_ver, __u16 *port,
+			    u8 *ip_ver, __be16 *port,
 			    union cma_ip_addr **src, union cma_ip_addr **dst)
 {
 	switch (ps) {
@@ -695,7 +695,7 @@ static int cma_get_net_info(void *hdr, enum rdma_port_space ps,
 
 static void cma_save_net_info(struct rdma_addr *addr,
 			      struct rdma_addr *listen_addr,
-			      u8 ip_ver, __u16 port,
+			      u8 ip_ver, __be16 port,
 			      union cma_ip_addr *src, union cma_ip_addr *dst)
 {
 	struct sockaddr_in *listen4, *ip4;
@@ -996,7 +996,7 @@ static struct rdma_id_private *cma_new_conn_id(struct rdma_cm_id *listen_id,
 	struct rdma_cm_id *id;
 	struct rdma_route *rt;
 	union cma_ip_addr *src, *dst;
-	__u16 port;
+	__be16 port;
 	u8 ip_ver;
 
 	if (cma_get_net_info(ib_event->private_data, listen_id->ps,
@@ -1043,7 +1043,7 @@ static struct rdma_id_private *cma_new_udp_id(struct rdma_cm_id *listen_id,
 	struct rdma_id_private *id_priv;
 	struct rdma_cm_id *id;
 	union cma_ip_addr *src, *dst;
-	__u16 port;
+	__be16 port;
 	u8 ip_ver;
 	int ret;
 
@@ -1165,7 +1165,7 @@ static void cma_set_compare_data(enum rdma_port_space ps, struct sockaddr *addr,
 {
 	struct cma_hdr *cma_data, *cma_mask;
 	struct sdp_hh *sdp_data, *sdp_mask;
-	__u32 ip4_addr;
+	__be32 ip4_addr;
 	struct in6_addr ip6_addr;
 
 	memset(compare, 0, sizeof *compare);
@@ -1181,12 +1181,12 @@ static void cma_set_compare_data(enum rdma_port_space ps, struct sockaddr *addr,
 			sdp_set_ip_ver(sdp_data, 4);
 			sdp_set_ip_ver(sdp_mask, 0xF);
 			sdp_data->dst_addr.ip4.addr = ip4_addr;
-			sdp_mask->dst_addr.ip4.addr = ~0;
+			sdp_mask->dst_addr.ip4.addr = htonl(~0);
 		} else {
 			cma_set_ip_ver(cma_data, 4);
 			cma_set_ip_ver(cma_mask, 0xF);
 			cma_data->dst_addr.ip4.addr = ip4_addr;
-			cma_mask->dst_addr.ip4.addr = ~0;
+			cma_mask->dst_addr.ip4.addr = htonl(~0);
 		}
 		break;
 	case AF_INET6:
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index 320f2b6ddee6..99f2f2a46bf7 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -1745,7 +1745,7 @@ int iwch_accept_cr(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
 
 	/* bind QP to EP and move to RTS */
 	attrs.mpa_attr = ep->mpa_attr;
-	attrs.max_ird = ep->ord;
+	attrs.max_ird = ep->ird;
 	attrs.max_ord = ep->ord;
 	attrs.llp_stream_handle = ep;
 	attrs.next_state = IWCH_QP_STATE_RTS;
diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index 39adb267fb15..0bef878e0f65 100644
--- a/drivers/infiniband/hw/nes/nes_cm.c
+++ b/drivers/infiniband/hw/nes/nes_cm.c
@@ -40,6 +40,7 @@
 #include <linux/tcp.h>
 #include <linux/init.h>
 #include <linux/if_arp.h>
+#include <linux/if_vlan.h>
 #include <linux/notifier.h>
 #include <linux/net.h>
 #include <linux/types.h>
@@ -1072,7 +1073,7 @@ static struct nes_cm_node *make_cm_node(struct nes_cm_core *cm_core,
 	ts = current_kernel_time();
 	cm_node->tcp_cntxt.loc_seq_num = htonl(ts.tv_nsec);
 	cm_node->tcp_cntxt.mss = nesvnic->max_frame_size - sizeof(struct iphdr) -
-			sizeof(struct tcphdr) - ETH_HLEN;
+			sizeof(struct tcphdr) - ETH_HLEN - VLAN_HLEN;
 	cm_node->tcp_cntxt.rcv_nxt = 0;
 	/* get a unique session ID , add thread_id to an upcounter to handle race */
 	atomic_inc(&cm_core->node_cnt);
diff --git a/drivers/input/apm-power.c b/drivers/input/apm-power.c
index c36d110b349a..7d61a9660806 100644
--- a/drivers/input/apm-power.c
+++ b/drivers/input/apm-power.c
@@ -63,8 +63,6 @@ static int apmpower_connect(struct input_handler *handler,
 	handle->handler = handler;
 	handle->name = "apm-power";
 
-	handler->private = handle;
-
 	error = input_register_handle(handle);
 	if (error) {
 		printk(KERN_ERR
@@ -87,11 +85,10 @@ static int apmpower_connect(struct input_handler *handler,
 	return 0;
 }
 
-static void apmpower_disconnect(struct input_handle *handler)
+static void apmpower_disconnect(struct input_handle *handle)
 {
-	struct input_handle *handle = handler->private;
-
 	input_close_device(handle);
+	input_unregister_handle(handle);
 	kfree(handle);
 }
 
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index 0727b0a12557..b32984bc516f 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -124,6 +124,7 @@ static void evdev_free(struct device *dev)
 {
 	struct evdev *evdev = container_of(dev, struct evdev, dev);
 
+	input_put_device(evdev->handle.dev);
 	kfree(evdev);
 }
 
@@ -893,7 +894,7 @@ static int evdev_connect(struct input_handler *handler, struct input_dev *dev,
 	evdev->exist = 1;
 	evdev->minor = minor;
 
-	evdev->handle.dev = dev;
+	evdev->handle.dev = input_get_device(dev);
 	evdev->handle.name = evdev->name;
 	evdev->handle.handler = handler;
 	evdev->handle.private = evdev;
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 22b2789ef58a..65d7077a75a1 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -171,6 +171,7 @@ static void joydev_free(struct device *dev)
 {
 	struct joydev *joydev = container_of(dev, struct joydev, dev);
 
+	input_put_device(joydev->handle.dev);
 	kfree(joydev);
 }
 
@@ -750,7 +751,7 @@ static int joydev_connect(struct input_handler *handler, struct input_dev *dev,
 	joydev->minor = minor;
 
 	joydev->exist = 1;
-	joydev->handle.dev = dev;
+	joydev->handle.dev = input_get_device(dev);
 	joydev->handle.name = joydev->name;
 	joydev->handle.handler = handler;
 	joydev->handle.private = joydev;
diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c
index 6224c2fb3b65..4e651c11c1da 100644
--- a/drivers/input/keyboard/pxa27x_keypad.c
+++ b/drivers/input/keyboard/pxa27x_keypad.c
@@ -50,9 +50,9 @@
 #define KPKDI           0x0048
 
 /* bit definitions */
-#define KPC_MKRN(n)	((((n) & 0x7) - 1) << 26) /* matrix key row number */
-#define KPC_MKCN(n)	((((n) & 0x7) - 1) << 23) /* matrix key column number */
-#define KPC_DKN(n)	((((n) & 0x7) - 1) << 6)  /* direct key number */
+#define KPC_MKRN(n)	((((n) - 1) & 0x7) << 26) /* matrix key row number */
+#define KPC_MKCN(n)	((((n) - 1) & 0x7) << 23) /* matrix key column number */
+#define KPC_DKN(n)	((((n) - 1) & 0x7) << 6)  /* direct key number */
 
 #define KPC_AS          (0x1 << 30)  /* Automatic Scan bit */
 #define KPC_ASACT       (0x1 << 29)  /* Automatic Scan on Activity */
diff --git a/drivers/input/misc/cobalt_btns.c b/drivers/input/misc/cobalt_btns.c
index 4833b1a82623..5511ef006a66 100644
--- a/drivers/input/misc/cobalt_btns.c
+++ b/drivers/input/misc/cobalt_btns.c
@@ -1,7 +1,7 @@
 /*
  *  Cobalt button interface driver.
  *
- *  Copyright (C) 2007  Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
+ *  Copyright (C) 2007-2008  Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
  *
  *  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
@@ -15,7 +15,7 @@
  *
  *  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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 #include <linux/init.h>
 #include <linux/input-polldev.h>
@@ -55,7 +55,7 @@ static void handle_buttons(struct input_polled_dev *dev)
 	status = ~readl(bdev->reg) >> 24;
 
 	for (i = 0; i < ARRAY_SIZE(bdev->keymap); i++) {
-		if (status & (1UL << i)) {
+		if (status & (1U << i)) {
 			if (++bdev->count[i] == BUTTONS_COUNT_THRESHOLD) {
 				input_event(input, EV_MSC, MSC_SCAN, i);
 				input_report_key(input, bdev->keymap[i], 1);
@@ -97,16 +97,16 @@ static int __devinit cobalt_buttons_probe(struct platform_device *pdev)
 	input->name = "Cobalt buttons";
 	input->phys = "cobalt/input0";
 	input->id.bustype = BUS_HOST;
-	input->cdev.dev = &pdev->dev;
+	input->dev.parent = &pdev->dev;
 
-	input->keycode = pdev->keymap;
-	input->keycodemax = ARRAY_SIZE(pdev->keymap);
+	input->keycode = bdev->keymap;
+	input->keycodemax = ARRAY_SIZE(bdev->keymap);
 	input->keycodesize = sizeof(unsigned short);
 
 	input_set_capability(input, EV_MSC, MSC_SCAN);
 	__set_bit(EV_KEY, input->evbit);
-	for (i = 0; i < ARRAY_SIZE(buttons_map); i++)
-		__set_bit(input->keycode[i], input->keybit);
+	for (i = 0; i < ARRAY_SIZE(cobalt_map); i++)
+		__set_bit(bdev->keymap[i], input->keybit);
 	__clear_bit(KEY_RESERVED, input->keybit);
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
diff --git a/drivers/input/misc/ixp4xx-beeper.c b/drivers/input/misc/ixp4xx-beeper.c
index d2ade7443b7d..798d84c44d03 100644
--- a/drivers/input/misc/ixp4xx-beeper.c
+++ b/drivers/input/misc/ixp4xx-beeper.c
@@ -25,6 +25,7 @@
 MODULE_AUTHOR("Alessandro Zummo <a.zummo@towertech.it>");
 MODULE_DESCRIPTION("ixp4xx beeper driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:ixp4xx-beeper");
 
 static DEFINE_SPINLOCK(beep_lock);
 
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index b346a3b418ea..385e32bcf6a6 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -116,8 +116,8 @@ static void alps_process_packet(struct psmouse *psmouse)
 	}
 
 	if (priv->i->flags & ALPS_FW_BK_1) {
-		back = packet[2] & 4;
-		forward = packet[0] & 0x10;
+		back = packet[0] & 0x10;
+		forward = packet[2] & 4;
 	}
 
 	if (priv->i->flags & ALPS_FW_BK_2) {
@@ -483,6 +483,7 @@ int alps_init(struct psmouse *psmouse)
 	dev2->id.vendor  = 0x0002;
 	dev2->id.product = PSMOUSE_ALPS;
 	dev2->id.version = 0x0000;
+	dev2->dev.parent = &psmouse->ps2dev.serio->dev;
 
 	dev2->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
 	dev2->relbit[BIT_WORD(REL_X)] |= BIT_MASK(REL_X) | BIT_MASK(REL_Y);
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index bbbe5e81adc1..b989748598ae 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -414,6 +414,7 @@ static void mousedev_free(struct device *dev)
 {
 	struct mousedev *mousedev = container_of(dev, struct mousedev, dev);
 
+	input_put_device(mousedev->handle.dev);
 	kfree(mousedev);
 }
 
@@ -865,7 +866,7 @@ static struct mousedev *mousedev_create(struct input_dev *dev,
 
 	mousedev->minor = minor;
 	mousedev->exist = 1;
-	mousedev->handle.dev = dev;
+	mousedev->handle.dev = input_get_device(dev);
 	mousedev->handle.name = mousedev->name;
 	mousedev->handle.handler = handler;
 	mousedev->handle.private = mousedev;
diff --git a/drivers/input/serio/i8042-snirm.h b/drivers/input/serio/i8042-snirm.h
new file mode 100644
index 000000000000..409a9341143d
--- /dev/null
+++ b/drivers/input/serio/i8042-snirm.h
@@ -0,0 +1,75 @@
+#ifndef _I8042_SNIRM_H
+#define _I8042_SNIRM_H
+
+#include <asm/sni.h>
+
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+
+/*
+ * Names.
+ */
+
+#define I8042_KBD_PHYS_DESC "onboard/serio0"
+#define I8042_AUX_PHYS_DESC "onboard/serio1"
+#define I8042_MUX_PHYS_DESC "onboard/serio%d"
+
+/*
+ * IRQs.
+ */
+static int i8042_kbd_irq;
+static int i8042_aux_irq;
+#define I8042_KBD_IRQ i8042_kbd_irq
+#define I8042_AUX_IRQ i8042_aux_irq
+
+static void __iomem *kbd_iobase;
+
+#define I8042_COMMAND_REG	(kbd_iobase + 0x64UL)
+#define I8042_DATA_REG		(kbd_iobase + 0x60UL)
+
+static inline int i8042_read_data(void)
+{
+	return readb(kbd_iobase + 0x60UL);
+}
+
+static inline int i8042_read_status(void)
+{
+	return readb(kbd_iobase + 0x64UL);
+}
+
+static inline void i8042_write_data(int val)
+{
+	writeb(val, kbd_iobase + 0x60UL);
+}
+
+static inline void i8042_write_command(int val)
+{
+	writeb(val, kbd_iobase + 0x64UL);
+}
+static inline int i8042_platform_init(void)
+{
+	/* RM200 is strange ... */
+	if (sni_brd_type == SNI_BRD_RM200) {
+		kbd_iobase = ioremap(0x16000000, 4);
+		i8042_kbd_irq = 33;
+		i8042_aux_irq = 44;
+	} else {
+		kbd_iobase = ioremap(0x14000000, 4);
+		i8042_kbd_irq = 1;
+		i8042_aux_irq = 12;
+	}
+	if (!kbd_iobase)
+		return -ENOMEM;
+
+	return 0;
+}
+
+static inline void i8042_platform_exit(void)
+{
+
+}
+
+#endif /* _I8042_SNIRM_H */
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 662e84482c26..60931aceb828 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -277,6 +277,13 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
 		},
 	},
+	{
+		.ident = "Lenovo 3000 n100",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
+		},
+	},
 	{ }
 };
 
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index 2763394869d2..65a74cfc187b 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -1151,7 +1151,6 @@ static int __devinit i8042_setup_kbd(void)
 static int __devinit i8042_probe(struct platform_device *dev)
 {
 	int error;
-	char param;
 
 	error = i8042_controller_selftest();
 	if (error)
@@ -1174,7 +1173,7 @@ static int __devinit i8042_probe(struct platform_device *dev)
 	}
 #ifdef CONFIG_X86
 	if (i8042_dritek) {
-		param = 0x90;
+		char param = 0x90;
 		error = i8042_command(&param, 0x1059);
 		if (error)
 			goto out_fail;
diff --git a/drivers/input/serio/i8042.h b/drivers/input/serio/i8042.h
index c972e5d03a3f..cbc1beb66574 100644
--- a/drivers/input/serio/i8042.h
+++ b/drivers/input/serio/i8042.h
@@ -18,6 +18,8 @@
 #include "i8042-jazzio.h"
 #elif defined(CONFIG_SGI_HAS_I8042)
 #include "i8042-ip22io.h"
+#elif defined(CONFIG_SNI_RM)
+#include "i8042-snirm.h"
 #elif defined(CONFIG_PPC)
 #include "i8042-ppcio.h"
 #elif defined(CONFIG_SPARC)
diff --git a/drivers/input/tablet/wacom.h b/drivers/input/tablet/wacom.h
index 6542edb6f76e..acf9830698cb 100644
--- a/drivers/input/tablet/wacom.h
+++ b/drivers/input/tablet/wacom.h
@@ -11,7 +11,7 @@
  *  Copyright (c) 2000 Daniel Egger		<egger@suse.de>
  *  Copyright (c) 2001 Frederic Lepied		<flepied@mandrakesoft.com>
  *  Copyright (c) 2004 Panagiotis Issaris	<panagiotis.issaris@mech.kuleuven.ac.be>
- *  Copyright (c) 2002-2007 Ping Cheng		<pingc@wacom.com>
+ *  Copyright (c) 2002-2008 Ping Cheng		<pingc@wacom.com>
  *
  *  ChangeLog:
  *      v0.1 (vp)  - Initial release
@@ -65,6 +65,7 @@
  *		   - and wacom_wac.c deals with Wacom specific code
  *		   - Support Intuos3 4x6
  *      v1.47 (pc) - Added support for Bamboo
+ *      v1.48 (pc) - Added support for Bamboo1, BambooFun, and Cintiq 12WX
  */
 
 /*
@@ -85,7 +86,7 @@
 /*
  * Version Information
  */
-#define DRIVER_VERSION "v1.47"
+#define DRIVER_VERSION "v1.48"
 #define DRIVER_AUTHOR "Vojtech Pavlik <vojtech@ucw.cz>"
 #define DRIVER_DESC "USB Wacom Graphire and Wacom Intuos tablet driver"
 #define DRIVER_LICENSE "GPL"
@@ -125,6 +126,7 @@ extern void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac
 extern void input_dev_pl(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
 extern void input_dev_pt(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
 extern void input_dev_mo(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
+extern void input_dev_bee(struct input_dev *input_dev, struct wacom_wac *wacom_wac);
 extern __u16 wacom_le16_to_cpu(unsigned char *data);
 extern __u16 wacom_be16_to_cpu(unsigned char *data);
 extern struct wacom_features * get_wacom_feature(const struct usb_device_id *id);
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index d64b1ea136b3..41caaef8e2d7 100644
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -171,6 +171,7 @@ void input_dev_i3s(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
 	input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_0) |
 		BIT_MASK(BTN_1) | BIT_MASK(BTN_2) | BIT_MASK(BTN_3);
 	input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
+	input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
 }
 
 void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
@@ -180,6 +181,11 @@ void input_dev_i3(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
 	input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
 }
 
+void input_dev_bee(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
+{
+	input_dev->keybit[BIT_WORD(BTN_LEFT)] |= BIT_MASK(BTN_8) | BIT_MASK(BTN_9);
+}
+
 void input_dev_i(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
 {
 	input_dev->evbit[0] |= BIT_MASK(EV_MSC) | BIT_MASK(EV_REL);
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index fc03ba256f4c..ffe33842143f 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -163,7 +163,9 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
 	}
 
 	id = STYLUS_DEVICE_ID;
-	if (data[1] & 0x80) { /* in prox */
+	if ((data[1] & 0x80) && ((data[1] & 0x07) || data[2] || data[3] || data[4]
+			|| data[5] || data[6] || (data[7] & 0x07))) {
+		/* in prox and not a pad data */
 
 		switch ((data[1] >> 5) & 3) {
 
@@ -233,7 +235,6 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
 		if (data[7] & 0xf8) {
 			wacom_input_sync(wcombo); /* sync last event */
 			wacom->id[1] = 1;
-			wacom->serial[1] = (data[7] & 0xf8);
 			wacom_report_key(wcombo, BTN_0, (data[7] & 0x40));
 			wacom_report_key(wcombo, BTN_4, (data[7] & 0x80));
 			rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
@@ -252,10 +253,9 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
 		}
 		break;
 	    case WACOM_MO:
-		if ((data[7] & 0xf8) || (data[8] & 0x80)) {
+		if ((data[7] & 0xf8) || (data[8] & 0xff)) {
 			wacom_input_sync(wcombo); /* sync last event */
 			wacom->id[1] = 1;
-			wacom->serial[1] = (data[7] & 0xf8);
 			wacom_report_key(wcombo, BTN_0, (data[7] & 0x08));
 			wacom_report_key(wcombo, BTN_1, (data[7] & 0x20));
 			wacom_report_key(wcombo, BTN_4, (data[7] & 0x10));
@@ -434,10 +434,12 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
 		wacom_report_key(wcombo, BTN_5, (data[6] & 0x02));
 		wacom_report_key(wcombo, BTN_6, (data[6] & 0x04));
 		wacom_report_key(wcombo, BTN_7, (data[6] & 0x08));
+		wacom_report_key(wcombo, BTN_8, (data[5] & 0x10));
+		wacom_report_key(wcombo, BTN_9, (data[6] & 0x10));
 		wacom_report_abs(wcombo, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]);
 		wacom_report_abs(wcombo, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]);
 
-		if((data[5] & 0x0f) | (data[6] & 0x0f) | (data[1] & 0x1f) |
+		if ((data[5] & 0x1f) | (data[6] & 0x1f) | (data[1] & 0x1f) |
 			data[2] | (data[3] & 0x1f) | data[4])
 			wacom_report_key(wcombo, wacom->tool[1], 1);
 		else
@@ -481,13 +483,11 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
 		if (data[1] & 0x02) {
 			/* Rotation packet */
 			if (wacom->features->type >= INTUOS3S) {
-				/* I3 marker pen rotation reported as wheel
-				 * due to valuator limitation
-				 */
+				/* I3 marker pen rotation */
 				t = (data[6] << 3) | ((data[7] >> 5) & 7);
 				t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
 					((t-1) / 2 + 450)) : (450 - t / 2) ;
-				wacom_report_abs(wcombo, ABS_WHEEL, t);
+				wacom_report_abs(wcombo, ABS_Z, t);
 			} else {
 				/* 4D mouse rotation packet */
 				t = (data[6] << 3) | ((data[7] >> 5) & 7);
@@ -558,6 +558,7 @@ int wacom_wac_irq(struct wacom_wac *wacom_wac, void *wcombo)
 		case INTUOS3:
 		case INTUOS3L:
 		case CINTIQ:
+		case WACOM_BEE:
 			return (wacom_intuos_irq(wacom_wac, wcombo));
 			break;
 		default:
@@ -577,6 +578,8 @@ void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_w
 		case GRAPHIRE:
 			input_dev_g(input_dev, wacom_wac);
 			break;
+		case WACOM_BEE:
+			input_dev_bee(input_dev, wacom_wac);
 		case INTUOS3:
 		case INTUOS3L:
 		case CINTIQ:
@@ -607,12 +610,15 @@ static struct wacom_features wacom_features[] = {
 	{ "Wacom Graphire3 6x8", 8,  16704, 12064,  511, 63, GRAPHIRE },
 	{ "Wacom Graphire4 4x5", 8,  10208,  7424,  511, 63, WACOM_G4 },
 	{ "Wacom Graphire4 6x8", 8,  16704, 12064,  511, 63, WACOM_G4 },
+	{ "Wacom BambooFun 4x5", 9,  14760,  9225,  511, 63, WACOM_MO },
+	{ "Wacom BambooFun 6x8", 9,  21648, 13530,  511, 63, WACOM_MO },
 	{ "Wacom Volito",        8,   5104,  3712,  511, 63, GRAPHIRE },
 	{ "Wacom PenStation2",   8,   3250,  2320,  255, 63, GRAPHIRE },
 	{ "Wacom Volito2 4x5",   8,   5104,  3712,  511, 63, GRAPHIRE },
 	{ "Wacom Volito2 2x3",   8,   3248,  2320,  511, 63, GRAPHIRE },
-	{ "Wacom PenPartner2",   8,   3250,  2320,  255, 63, GRAPHIRE },
+	{ "Wacom PenPartner2",   8,   3250,  2320,  511, 63, GRAPHIRE },
 	{ "Wacom Bamboo",        9,  14760,  9225,  511, 63, WACOM_MO },
+	{ "Wacom Bamboo1",       8,   5104,  3712,  511, 63, GRAPHIRE },
 	{ "Wacom Intuos 4x5",   10,  12700, 10600, 1023, 31, INTUOS },
 	{ "Wacom Intuos 6x8",   10,  20320, 16240, 1023, 31, INTUOS },
 	{ "Wacom Intuos 9x12",  10,  30480, 24060, 1023, 31, INTUOS },
@@ -643,6 +649,7 @@ static struct wacom_features wacom_features[] = {
 	{ "Wacom Intuos3 6x11",  10, 54204, 31750, 1023, 63, INTUOS3 },
 	{ "Wacom Intuos3 4x6",   10, 31496, 19685, 1023, 63, INTUOS3S },
 	{ "Wacom Cintiq 21UX",   10, 87200, 65600, 1023, 63, CINTIQ },
+	{ "Wacom Cintiq 12WX",   10, 53020, 33440, 1023, 63, WACOM_BEE },
 	{ "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 31, INTUOS },
 	{ }
 };
@@ -656,12 +663,15 @@ static struct usb_device_id wacom_ids[] = {
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x14) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x15) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x16) },
+	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x17) },
+	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x18) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x60) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x61) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x62) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x63) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x64) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x65) },
+	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x69) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x20) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x21) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x22) },
@@ -692,6 +702,7 @@ static struct usb_device_id wacom_ids[] = {
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB5) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB7) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x3F) },
+	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC6) },
 	{ USB_DEVICE(USB_VENDOR_ID_WACOM, 0x47) },
 	{ }
 };
diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h
index a302e229bb8a..3342bc05847d 100644
--- a/drivers/input/tablet/wacom_wac.h
+++ b/drivers/input/tablet/wacom_wac.h
@@ -25,6 +25,7 @@ enum {
 	INTUOS3,
 	INTUOS3L,
 	CINTIQ,
+	WACOM_BEE,
 	WACOM_MO,
 	MAX_TYPE
 };
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 58934a40f5ce..57a1c28bf122 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -213,7 +213,7 @@ static int ads7846_read12_ser(struct device *dev, unsigned command)
 	struct ads7846		*ts = dev_get_drvdata(dev);
 	struct ser_req		*req = kzalloc(sizeof *req, GFP_KERNEL);
 	int			status;
-	int			sample;
+	int			uninitialized_var(sample);
 	int			use_internal;
 
 	if (!req)
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index 6c0a9c4761ee..4c0b05852cb6 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -49,13 +49,13 @@ static void gpio_led_set(struct led_classdev *led_cdev,
 	if (led_dat->active_low)
 		level = !level;
 
-	/* setting GPIOs with I2C/etc requires a preemptible task context */
+	/* Setting GPIOs with I2C/etc requires a task context, and we don't
+	 * seem to have a reliable way to know if we're already in one; so
+	 * let's just assume the worst.
+	 */
 	if (led_dat->can_sleep) {
-		if (preempt_count()) {
-			led_dat->new_level = level;
-			schedule_work(&led_dat->work);
-		} else
-			gpio_set_value_cansleep(led_dat->gpio, level);
+		led_dat->new_level = level;
+		schedule_work(&led_dat->work);
 	} else
 		gpio_set_value(led_dat->gpio, level);
 }
@@ -79,6 +79,10 @@ static int gpio_led_probe(struct platform_device *pdev)
 		cur_led = &pdata->leds[i];
 		led_dat = &leds_data[i];
 
+		ret = gpio_request(cur_led->gpio, cur_led->name);
+		if (ret < 0)
+			goto err;
+
 		led_dat->cdev.name = cur_led->name;
 		led_dat->cdev.default_trigger = cur_led->default_trigger;
 		led_dat->gpio = cur_led->gpio;
@@ -87,10 +91,6 @@ static int gpio_led_probe(struct platform_device *pdev)
 		led_dat->cdev.brightness_set = gpio_led_set;
 		led_dat->cdev.brightness = LED_OFF;
 
-		ret = gpio_request(led_dat->gpio, led_dat->cdev.name);
-		if (ret < 0)
-			goto err;
-
 		gpio_direction_output(led_dat->gpio, led_dat->active_low);
 
 		INIT_WORK(&led_dat->work, gpio_led_work);
diff --git a/drivers/lguest/Makefile b/drivers/lguest/Makefile
index 5e8272d296d8..7d463c26124f 100644
--- a/drivers/lguest/Makefile
+++ b/drivers/lguest/Makefile
@@ -19,3 +19,11 @@ Beer:
 	@for f in Preparation Guest Drivers Launcher Host Switcher Mastery; do echo "{==- $$f -==}"; make -s $$f; done; echo "{==-==}"
 Preparation Preparation! Guest Drivers Launcher Host Switcher Mastery:
 	@sh ../../Documentation/lguest/extract $(PREFIX) `find ../../* -name '*.[chS]' -wholename '*lguest*'`
+Puppy:
+	@clear
+	@printf "      __  \n (___()'\`;\n /,    /\`\n \\\\\\\"--\\\\\\   \n"
+	@sleep 2; clear; printf "\n\n   Sit!\n\n"; sleep 1; clear
+	@printf "    __    \n   ()'\`;  \n   /\\|\` \n  /  |  \n(/_)_|_   \n"
+	@sleep 2; clear; printf "\n\n  Stand!\n\n"; sleep 1; clear
+	@printf "    __    \n   ()'\`;  \n   /\\|\` \n  /._.= \n /| /     \n(_\_)_    \n"
+	@sleep 2; clear; printf "\n\n  Good puppy!\n\n"; sleep 1; clear
diff --git a/drivers/lguest/core.c b/drivers/lguest/core.c
index c632c08cbbdc..5eea4356d703 100644
--- a/drivers/lguest/core.c
+++ b/drivers/lguest/core.c
@@ -1,8 +1,6 @@
 /*P:400 This contains run_guest() which actually calls into the Host<->Guest
  * Switcher and analyzes the return, such as determining if the Guest wants the
- * Host to do something.  This file also contains useful helper routines, and a
- * couple of non-obvious setup and teardown pieces which were implemented after
- * days of debugging pain. :*/
+ * Host to do something.  This file also contains useful helper routines. :*/
 #include <linux/module.h>
 #include <linux/stringify.h>
 #include <linux/stddef.h>
@@ -49,8 +47,8 @@ static __init int map_switcher(void)
 	 * easy.
 	 */
 
-	/* We allocate an array of "struct page"s.  map_vm_area() wants the
-	 * pages in this form, rather than just an array of pointers. */
+	/* We allocate an array of struct page pointers.  map_vm_area() wants
+	 * this, rather than just an array of pages. */
 	switcher_page = kmalloc(sizeof(switcher_page[0])*TOTAL_SWITCHER_PAGES,
 				GFP_KERNEL);
 	if (!switcher_page) {
@@ -172,7 +170,7 @@ void __lgread(struct lg_cpu *cpu, void *b, unsigned long addr, unsigned bytes)
 	}
 }
 
-/* This is the write (copy into guest) version. */
+/* This is the write (copy into Guest) version. */
 void __lgwrite(struct lg_cpu *cpu, unsigned long addr, const void *b,
 	       unsigned bytes)
 {
@@ -209,9 +207,9 @@ int run_guest(struct lg_cpu *cpu, unsigned long __user *user)
 		if (cpu->break_out)
 			return -EAGAIN;
 
-		/* Check if there are any interrupts which can be delivered
-		 * now: if so, this sets up the hander to be executed when we
-		 * next run the Guest. */
+		/* Check if there are any interrupts which can be delivered now:
+		 * if so, this sets up the hander to be executed when we next
+		 * run the Guest. */
 		maybe_do_interrupt(cpu);
 
 		/* All long-lived kernel loops need to check with this horrible
@@ -246,8 +244,10 @@ int run_guest(struct lg_cpu *cpu, unsigned long __user *user)
 		lguest_arch_handle_trap(cpu);
 	}
 
+	/* Special case: Guest is 'dead' but wants a reboot. */
 	if (cpu->lg->dead == ERR_PTR(-ERESTART))
 		return -ERESTART;
+
 	/* The Guest is dead => "No such file or directory" */
 	return -ENOENT;
 }
diff --git a/drivers/lguest/hypercalls.c b/drivers/lguest/hypercalls.c
index 0f2cb4fd7c69..54d66f05fefa 100644
--- a/drivers/lguest/hypercalls.c
+++ b/drivers/lguest/hypercalls.c
@@ -29,7 +29,7 @@
 #include "lg.h"
 
 /*H:120 This is the core hypercall routine: where the Guest gets what it wants.
- * Or gets killed.  Or, in the case of LHCALL_CRASH, both. */
+ * Or gets killed.  Or, in the case of LHCALL_SHUTDOWN, both. */
 static void do_hcall(struct lg_cpu *cpu, struct hcall_args *args)
 {
 	switch (args->arg0) {
@@ -190,6 +190,13 @@ static void initialize(struct lg_cpu *cpu)
 	 * pagetable. */
 	guest_pagetable_clear_all(cpu);
 }
+/*:*/
+
+/*M:013 If a Guest reads from a page (so creates a mapping) that it has never
+ * written to, and then the Launcher writes to it (ie. the output of a virtual
+ * device), the Guest will still see the old page.  In practice, this never
+ * happens: why would the Guest read a page which it has never written to?  But
+ * a similar scenario might one day bite us, so it's worth mentioning. :*/
 
 /*H:100
  * Hypercalls
@@ -227,7 +234,7 @@ void do_hypercalls(struct lg_cpu *cpu)
 		 * However, if we are signalled or the Guest sends I/O to the
 		 * Launcher, the run_guest() loop will exit without running the
 		 * Guest.  When it comes back it would try to re-run the
-		 * hypercall. */
+		 * hypercall.  Finding that bug sucked. */
 		cpu->hcall = NULL;
 	}
 }
diff --git a/drivers/lguest/interrupts_and_traps.c b/drivers/lguest/interrupts_and_traps.c
index 32e97c1858e5..0414ddf87587 100644
--- a/drivers/lguest/interrupts_and_traps.c
+++ b/drivers/lguest/interrupts_and_traps.c
@@ -144,7 +144,6 @@ void maybe_do_interrupt(struct lg_cpu *cpu)
 	if (copy_from_user(&blk, cpu->lg->lguest_data->blocked_interrupts,
 			   sizeof(blk)))
 		return;
-
 	bitmap_andnot(blk, cpu->irqs_pending, blk, LGUEST_IRQS);
 
 	/* Find the first interrupt. */
@@ -237,9 +236,9 @@ void free_interrupts(void)
 		clear_bit(syscall_vector, used_vectors);
 }
 
-/*H:220 Now we've got the routines to deliver interrupts, delivering traps
- * like page fault is easy.  The only trick is that Intel decided that some
- * traps should have error codes: */
+/*H:220 Now we've got the routines to deliver interrupts, delivering traps like
+ * page fault is easy.  The only trick is that Intel decided that some traps
+ * should have error codes: */
 static int has_err(unsigned int trap)
 {
 	return (trap == 8 || (trap >= 10 && trap <= 14) || trap == 17);
diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c
index 1b2ec0bf5eb1..2bc9bf7e88e5 100644
--- a/drivers/lguest/lguest_device.c
+++ b/drivers/lguest/lguest_device.c
@@ -1,10 +1,10 @@
 /*P:050 Lguest guests use a very simple method to describe devices.  It's a
- * series of device descriptors contained just above the top of normal
+ * series of device descriptors contained just above the top of normal Guest
  * memory.
  *
  * We use the standard "virtio" device infrastructure, which provides us with a
  * console, a network and a block driver.  Each one expects some configuration
- * information and a "virtqueue" mechanism to send and receive data. :*/
+ * information and a "virtqueue" or two to send and receive data. :*/
 #include <linux/init.h>
 #include <linux/bootmem.h>
 #include <linux/lguest_launcher.h>
@@ -53,7 +53,7 @@ struct lguest_device {
  * Device configurations
  *
  * The configuration information for a device consists of one or more
- * virtqueues, a feature bitmaks, and some configuration bytes.  The
+ * virtqueues, a feature bitmap, and some configuration bytes.  The
  * configuration bytes don't really matter to us: the Launcher sets them up, and
  * the driver will look at them during setup.
  *
@@ -179,7 +179,7 @@ struct lguest_vq_info
 };
 
 /* When the virtio_ring code wants to prod the Host, it calls us here and we
- * make a hypercall.  We hand the page number of the virtqueue so the Host
+ * make a hypercall.  We hand the physical address of the virtqueue so the Host
  * knows which virtqueue we're talking about. */
 static void lg_notify(struct virtqueue *vq)
 {
@@ -199,7 +199,8 @@ static void lg_notify(struct virtqueue *vq)
  * allocate its own pages and tell the Host where they are, but for lguest it's
  * simpler for the Host to simply tell us where the pages are.
  *
- * So we provide devices with a "find virtqueue and set it up" function. */
+ * So we provide drivers with a "find the Nth virtqueue and set it up"
+ * function. */
 static struct virtqueue *lg_find_vq(struct virtio_device *vdev,
 				    unsigned index,
 				    void (*callback)(struct virtqueue *vq))
diff --git a/drivers/lguest/lguest_user.c b/drivers/lguest/lguest_user.c
index 2221485b0773..645e6e040bfb 100644
--- a/drivers/lguest/lguest_user.c
+++ b/drivers/lguest/lguest_user.c
@@ -73,7 +73,7 @@ static ssize_t read(struct file *file, char __user *user, size_t size,loff_t*o)
 	if (current != cpu->tsk)
 		return -EPERM;
 
-	/* If the guest is already dead, we indicate why */
+	/* If the Guest is already dead, we indicate why */
 	if (lg->dead) {
 		size_t len;
 
@@ -88,7 +88,7 @@ static ssize_t read(struct file *file, char __user *user, size_t size,loff_t*o)
 		return len;
 	}
 
-	/* If we returned from read() last time because the Guest notified,
+	/* If we returned from read() last time because the Guest sent I/O,
 	 * clear the flag. */
 	if (cpu->pending_notify)
 		cpu->pending_notify = 0;
@@ -97,14 +97,20 @@ static ssize_t read(struct file *file, char __user *user, size_t size,loff_t*o)
 	return run_guest(cpu, (unsigned long __user *)user);
 }
 
+/*L:025 This actually initializes a CPU.  For the moment, a Guest is only
+ * uniprocessor, so "id" is always 0. */
 static int lg_cpu_start(struct lg_cpu *cpu, unsigned id, unsigned long start_ip)
 {
+	/* We have a limited number the number of CPUs in the lguest struct. */
 	if (id >= NR_CPUS)
 		return -EINVAL;
 
+	/* Set up this CPU's id, and pointer back to the lguest struct. */
 	cpu->id = id;
 	cpu->lg = container_of((cpu - id), struct lguest, cpus[0]);
 	cpu->lg->nr_cpus++;
+
+	/* Each CPU has a timer it can set. */
 	init_clockdev(cpu);
 
 	/* We need a complete page for the Guest registers: they are accessible
@@ -120,11 +126,11 @@ static int lg_cpu_start(struct lg_cpu *cpu, unsigned id, unsigned long start_ip)
 	 * address. */
 	lguest_arch_setup_regs(cpu, start_ip);
 
-	/* Initialize the queue for the waker to wait on */
+	/* Initialize the queue for the Waker to wait on */
 	init_waitqueue_head(&cpu->break_wq);
 
 	/* We keep a pointer to the Launcher task (ie. current task) for when
-	 * other Guests want to wake this one (inter-Guest I/O). */
+	 * other Guests want to wake this one (eg. console input). */
 	cpu->tsk = current;
 
 	/* We need to keep a pointer to the Launcher's memory map, because if
@@ -136,6 +142,7 @@ static int lg_cpu_start(struct lg_cpu *cpu, unsigned id, unsigned long start_ip)
 	 * when the same Guest runs on the same CPU twice. */
 	cpu->last_pages = NULL;
 
+	/* No error == success. */
 	return 0;
 }
 
@@ -182,17 +189,16 @@ static int initialize(struct file *file, const unsigned long __user *input)
 	}
 
 	/* Populate the easy fields of our "struct lguest" */
-	lg->mem_base = (void __user *)(long)args[0];
+	lg->mem_base = (void __user *)args[0];
 	lg->pfn_limit = args[1];
 
-	/* This is the first cpu */
+	/* This is the first cpu (cpu 0) and it will start booting at args[3] */
 	err = lg_cpu_start(&lg->cpus[0], 0, args[3]);
 	if (err)
 		goto release_guest;
 
 	/* Initialize the Guest's shadow page tables, using the toplevel
-	 * address the Launcher gave us.  This allocates memory, so can
-	 * fail. */
+	 * address the Launcher gave us.  This allocates memory, so can fail. */
 	err = init_guest_pagetable(lg, args[2]);
 	if (err)
 		goto free_regs;
@@ -218,11 +224,16 @@ unlock:
 /*L:010 The first operation the Launcher does must be a write.  All writes
  * start with an unsigned long number: for the first write this must be
  * LHREQ_INITIALIZE to set up the Guest.  After that the Launcher can use
- * writes of other values to send interrupts. */
+ * writes of other values to send interrupts.
+ *
+ * Note that we overload the "offset" in the /dev/lguest file to indicate what
+ * CPU number we're dealing with.  Currently this is always 0, since we only
+ * support uniprocessor Guests, but you can see the beginnings of SMP support
+ * here. */
 static ssize_t write(struct file *file, const char __user *in,
 		     size_t size, loff_t *off)
 {
-	/* Once the guest is initialized, we hold the "struct lguest" in the
+	/* Once the Guest is initialized, we hold the "struct lguest" in the
 	 * file private data. */
 	struct lguest *lg = file->private_data;
 	const unsigned long __user *input = (const unsigned long __user *)in;
@@ -230,6 +241,7 @@ static ssize_t write(struct file *file, const char __user *in,
 	struct lg_cpu *uninitialized_var(cpu);
 	unsigned int cpu_id = *off;
 
+	/* The first value tells us what this request is. */
 	if (get_user(req, input) != 0)
 		return -EFAULT;
 	input++;
diff --git a/drivers/lguest/page_tables.c b/drivers/lguest/page_tables.c
index a7f64a9d67e0..d93500f24fbb 100644
--- a/drivers/lguest/page_tables.c
+++ b/drivers/lguest/page_tables.c
@@ -2,8 +2,8 @@
  * previous encounters.  It's functional, and as neat as it can be in the
  * circumstances, but be wary, for these things are subtle and break easily.
  * The Guest provides a virtual to physical mapping, but we can neither trust
- * it nor use it: we verify and convert it here to point the hardware to the
- * actual Guest pages when running the Guest. :*/
+ * it nor use it: we verify and convert it here then point the CPU to the
+ * converted Guest pages when running the Guest. :*/
 
 /* Copyright (C) Rusty Russell IBM Corporation 2006.
  * GPL v2 and any later version */
@@ -106,6 +106,11 @@ static unsigned long gpte_addr(pgd_t gpgd, unsigned long vaddr)
 	BUG_ON(!(pgd_flags(gpgd) & _PAGE_PRESENT));
 	return gpage + ((vaddr>>PAGE_SHIFT) % PTRS_PER_PTE) * sizeof(pte_t);
 }
+/*:*/
+
+/*M:014 get_pfn is slow; it takes the mmap sem and calls get_user_pages.  We
+ * could probably try to grab batches of pages here as an optimization
+ * (ie. pre-faulting). :*/
 
 /*H:350 This routine takes a page number given by the Guest and converts it to
  * an actual, physical page number.  It can fail for several reasons: the
@@ -113,8 +118,8 @@ static unsigned long gpte_addr(pgd_t gpgd, unsigned long vaddr)
  * and the page is read-only, or the write flag was set and the page was
  * shared so had to be copied, but we ran out of memory.
  *
- * This holds a reference to the page, so release_pte() is careful to
- * put that back. */
+ * This holds a reference to the page, so release_pte() is careful to put that
+ * back. */
 static unsigned long get_pfn(unsigned long virtpfn, int write)
 {
 	struct page *page;
@@ -532,13 +537,13 @@ static void do_set_pte(struct lg_cpu *cpu, int idx,
  * all processes.  So when the page table above that address changes, we update
  * all the page tables, not just the current one.  This is rare.
  *
- * The benefit is that when we have to track a new page table, we can copy keep
- * all the kernel mappings.  This speeds up context switch immensely. */
+ * The benefit is that when we have to track a new page table, we can keep all
+ * the kernel mappings.  This speeds up context switch immensely. */
 void guest_set_pte(struct lg_cpu *cpu,
 		   unsigned long gpgdir, unsigned long vaddr, pte_t gpte)
 {
-	/* Kernel mappings must be changed on all top levels.  Slow, but
-	 * doesn't happen often. */
+	/* Kernel mappings must be changed on all top levels.  Slow, but doesn't
+	 * happen often. */
 	if (vaddr >= cpu->lg->kernel_address) {
 		unsigned int i;
 		for (i = 0; i < ARRAY_SIZE(cpu->lg->pgdirs); i++)
@@ -704,12 +709,11 @@ static __init void populate_switcher_pte_page(unsigned int cpu,
 /* We've made it through the page table code.  Perhaps our tired brains are
  * still processing the details, or perhaps we're simply glad it's over.
  *
- * If nothing else, note that all this complexity in juggling shadow page
- * tables in sync with the Guest's page tables is for one reason: for most
- * Guests this page table dance determines how bad performance will be.  This
- * is why Xen uses exotic direct Guest pagetable manipulation, and why both
- * Intel and AMD have implemented shadow page table support directly into
- * hardware.
+ * If nothing else, note that all this complexity in juggling shadow page tables
+ * in sync with the Guest's page tables is for one reason: for most Guests this
+ * page table dance determines how bad performance will be.  This is why Xen
+ * uses exotic direct Guest pagetable manipulation, and why both Intel and AMD
+ * have implemented shadow page table support directly into hardware.
  *
  * There is just one file remaining in the Host. */
 
diff --git a/drivers/lguest/x86/core.c b/drivers/lguest/x86/core.c
index 635187812d52..5126d5d9ea0e 100644
--- a/drivers/lguest/x86/core.c
+++ b/drivers/lguest/x86/core.c
@@ -17,6 +17,13 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
+/*P:450 This file contains the x86-specific lguest code.  It used to be all
+ * mixed in with drivers/lguest/core.c but several foolhardy code slashers
+ * wrestled most of the dependencies out to here in preparation for porting
+ * lguest to other architectures (see what I mean by foolhardy?).
+ *
+ * This also contains a couple of non-obvious setup and teardown pieces which
+ * were implemented after days of debugging pain. :*/
 #include <linux/kernel.h>
 #include <linux/start_kernel.h>
 #include <linux/string.h>
@@ -157,6 +164,8 @@ static void run_guest_once(struct lg_cpu *cpu, struct lguest_pages *pages)
  * also simplify copy_in_guest_info().  Note that we'd still need to restore
  * things when we exit to Launcher userspace, but that's fairly easy.
  *
+ * We could also try using this hooks for PGE, but that might be too expensive.
+ *
  * The hooks were designed for KVM, but we can also put them to good use. :*/
 
 /*H:040 This is the i386-specific code to setup and run the Guest.  Interrupts
@@ -182,7 +191,7 @@ void lguest_arch_run_guest(struct lg_cpu *cpu)
 	 * was doing. */
 	run_guest_once(cpu, lguest_pages(raw_smp_processor_id()));
 
-	/* Note that the "regs" pointer contains two extra entries which are
+	/* Note that the "regs" structure contains two extra entries which are
 	 * not really registers: a trap number which says what interrupt or
 	 * trap made the switcher code come back, and an error code which some
 	 * traps set.  */
@@ -293,11 +302,10 @@ void lguest_arch_handle_trap(struct lg_cpu *cpu)
 		break;
 	case 14: /* We've intercepted a Page Fault. */
 		/* The Guest accessed a virtual address that wasn't mapped.
-		 * This happens a lot: we don't actually set up most of the
-		 * page tables for the Guest at all when we start: as it runs
-		 * it asks for more and more, and we set them up as
-		 * required. In this case, we don't even tell the Guest that
-		 * the fault happened.
+		 * This happens a lot: we don't actually set up most of the page
+		 * tables for the Guest at all when we start: as it runs it asks
+		 * for more and more, and we set them up as required. In this
+		 * case, we don't even tell the Guest that the fault happened.
 		 *
 		 * The errcode tells whether this was a read or a write, and
 		 * whether kernel or userspace code. */
@@ -342,7 +350,7 @@ void lguest_arch_handle_trap(struct lg_cpu *cpu)
 	if (!deliver_trap(cpu, cpu->regs->trapnum))
 		/* If the Guest doesn't have a handler (either it hasn't
 		 * registered any yet, or it's one of the faults we don't let
-		 * it handle), it dies with a cryptic error message. */
+		 * it handle), it dies with this cryptic error message. */
 		kill_guest(cpu, "unhandled trap %li at %#lx (%#lx)",
 			   cpu->regs->trapnum, cpu->regs->eip,
 			   cpu->regs->trapnum == 14 ? cpu->arch.last_pagefault
@@ -375,8 +383,8 @@ void __init lguest_arch_host_init(void)
 	 * The only exception is the interrupt handlers in switcher.S: their
 	 * addresses are placed in a table (default_idt_entries), so we need to
 	 * update the table with the new addresses.  switcher_offset() is a
-	 * convenience function which returns the distance between the builtin
-	 * switcher code and the high-mapped copy we just made. */
+	 * convenience function which returns the distance between the
+	 * compiled-in switcher code and the high-mapped copy we just made. */
 	for (i = 0; i < IDT_ENTRIES; i++)
 		default_idt_entries[i] += switcher_offset();
 
@@ -416,7 +424,7 @@ void __init lguest_arch_host_init(void)
 		state->guest_gdt_desc.address = (long)&state->guest_gdt;
 
 		/* We know where we want the stack to be when the Guest enters
-		 * the switcher: in pages->regs.  The stack grows upwards, so
+		 * the Switcher: in pages->regs.  The stack grows upwards, so
 		 * we start it at the end of that structure. */
 		state->guest_tss.sp0 = (long)(&pages->regs + 1);
 		/* And this is the GDT entry to use for the stack: we keep a
@@ -513,8 +521,8 @@ int lguest_arch_init_hypercalls(struct lg_cpu *cpu)
 {
 	u32 tsc_speed;
 
-	/* The pointer to the Guest's "struct lguest_data" is the only
-	 * argument.  We check that address now. */
+	/* The pointer to the Guest's "struct lguest_data" is the only argument.
+	 * We check that address now. */
 	if (!lguest_address_ok(cpu->lg, cpu->hcall->arg1,
 			       sizeof(*cpu->lg->lguest_data)))
 		return -EFAULT;
@@ -546,6 +554,7 @@ int lguest_arch_init_hypercalls(struct lg_cpu *cpu)
 
 	return 0;
 }
+/*:*/
 
 /*L:030 lguest_arch_setup_regs()
  *
diff --git a/drivers/lguest/x86/switcher_32.S b/drivers/lguest/x86/switcher_32.S
index 0af8baaa0d4a..3fc15318a80f 100644
--- a/drivers/lguest/x86/switcher_32.S
+++ b/drivers/lguest/x86/switcher_32.S
@@ -1,6 +1,6 @@
-/*P:900 This is the Switcher: code which sits at 0xFFC00000 to do the low-level
- * Guest<->Host switch.  It is as simple as it can be made, but it's naturally
- * very specific to x86.
+/*P:900 This is the Switcher: code which sits at 0xFFC00000 astride both the
+ * Host and Guest to do the low-level Guest<->Host switch.  It is as simple as
+ * it can be made, but it's naturally very specific to x86.
  *
  * You have now completed Preparation.  If this has whet your appetite; if you
  * are feeling invigorated and refreshed then the next, more challenging stage
@@ -189,7 +189,7 @@ ENTRY(switch_to_guest)
 	// Interrupts are turned back on: we are Guest.
 	iret
 
-// We treat two paths to switch back to the Host
+// We tread two paths to switch back to the Host
 // Yet both must save Guest state and restore Host
 // So we put the routine in a macro.
 #define SWITCH_TO_HOST							\
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index b04f98df94ea..835def11419d 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -1,7 +1,7 @@
 /*
  * Copyright (C) 2003 Christophe Saout <christophe@saout.de>
  * Copyright (C) 2004 Clemens Fruhwirth <clemens@endorphin.org>
- * Copyright (C) 2006-2007 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2006-2008 Red Hat, Inc. All rights reserved.
  *
  * This file is released under the GPL.
  */
@@ -93,6 +93,8 @@ struct crypt_config {
 
 	struct workqueue_struct *io_queue;
 	struct workqueue_struct *crypt_queue;
+	wait_queue_head_t writeq;
+
 	/*
 	 * crypto related data
 	 */
@@ -331,14 +333,7 @@ static void crypt_convert_init(struct crypt_config *cc,
 	ctx->idx_out = bio_out ? bio_out->bi_idx : 0;
 	ctx->sector = sector + cc->iv_offset;
 	init_completion(&ctx->restart);
-	/*
-	 * Crypto operation can be asynchronous,
-	 * ctx->pending is increased after request submission.
-	 * We need to ensure that we don't call the crypt finish
-	 * operation before pending got incremented
-	 * (dependent on crypt submission return code).
-	 */
-	atomic_set(&ctx->pending, 2);
+	atomic_set(&ctx->pending, 1);
 }
 
 static int crypt_convert_block(struct crypt_config *cc,
@@ -411,43 +406,42 @@ static void crypt_alloc_req(struct crypt_config *cc,
 static int crypt_convert(struct crypt_config *cc,
 			 struct convert_context *ctx)
 {
-	int r = 0;
+	int r;
 
 	while(ctx->idx_in < ctx->bio_in->bi_vcnt &&
 	      ctx->idx_out < ctx->bio_out->bi_vcnt) {
 
 		crypt_alloc_req(cc, ctx);
 
+		atomic_inc(&ctx->pending);
+
 		r = crypt_convert_block(cc, ctx, cc->req);
 
 		switch (r) {
+		/* async */
 		case -EBUSY:
 			wait_for_completion(&ctx->restart);
 			INIT_COMPLETION(ctx->restart);
 			/* fall through*/
 		case -EINPROGRESS:
-			atomic_inc(&ctx->pending);
 			cc->req = NULL;
-			r = 0;
-			/* fall through*/
+			ctx->sector++;
+			continue;
+
+		/* sync */
 		case 0:
+			atomic_dec(&ctx->pending);
 			ctx->sector++;
 			continue;
-		}
 
-		break;
+		/* error */
+		default:
+			atomic_dec(&ctx->pending);
+			return r;
+		}
 	}
 
-	/*
-	 * If there are pending crypto operation run async
-	 * code. Otherwise process return code synchronously.
-	 * The step of 2 ensures that async finish doesn't
-	 * call crypto finish too early.
-	 */
-	if (atomic_sub_return(2, &ctx->pending))
-		return -EINPROGRESS;
-
-	return r;
+	return 0;
 }
 
 static void dm_crypt_bio_destructor(struct bio *bio)
@@ -624,8 +618,10 @@ static void kcryptd_io_read(struct dm_crypt_io *io)
 static void kcryptd_io_write(struct dm_crypt_io *io)
 {
 	struct bio *clone = io->ctx.bio_out;
+	struct crypt_config *cc = io->target->private;
 
 	generic_make_request(clone);
+	wake_up(&cc->writeq);
 }
 
 static void kcryptd_io(struct work_struct *work)
@@ -698,7 +694,8 @@ static void kcryptd_crypt_write_convert_loop(struct dm_crypt_io *io)
 
 		r = crypt_convert(cc, &io->ctx);
 
-		if (r != -EINPROGRESS) {
+		if (atomic_dec_and_test(&io->ctx.pending)) {
+			/* processed, no running async crypto  */
 			kcryptd_crypt_write_io_submit(io, r, 0);
 			if (unlikely(r < 0))
 				return;
@@ -706,8 +703,12 @@ static void kcryptd_crypt_write_convert_loop(struct dm_crypt_io *io)
 			atomic_inc(&io->pending);
 
 		/* out of memory -> run queues */
-		if (unlikely(remaining))
+		if (unlikely(remaining)) {
+			/* wait for async crypto then reinitialize pending */
+			wait_event(cc->writeq, !atomic_read(&io->ctx.pending));
+			atomic_set(&io->ctx.pending, 1);
 			congestion_wait(WRITE, HZ/100);
+		}
 	}
 }
 
@@ -746,7 +747,7 @@ static void kcryptd_crypt_read_convert(struct dm_crypt_io *io)
 
 	r = crypt_convert(cc, &io->ctx);
 
-	if (r != -EINPROGRESS)
+	if (atomic_dec_and_test(&io->ctx.pending))
 		kcryptd_crypt_read_done(io, r);
 
 	crypt_dec_pending(io);
@@ -1047,6 +1048,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 		goto bad_crypt_queue;
 	}
 
+	init_waitqueue_head(&cc->writeq);
 	ti->private = cc;
 	return 0;
 
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index b8e342fe7586..8f25f628ef16 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -114,7 +114,7 @@ static void dec_count(struct io *io, unsigned int region, int error)
 			wake_up_process(io->sleeper);
 
 		else {
-			int r = io->error;
+			unsigned long r = io->error;
 			io_notify_fn fn = io->callback;
 			void *context = io->context;
 
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 51605870f898..762cb086bb7f 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -753,7 +753,7 @@ out:
  * are in the no-sync state.  We have to recover these by
  * recopying from the default mirror to all the others.
  *---------------------------------------------------------------*/
-static void recovery_complete(int read_err, unsigned int write_err,
+static void recovery_complete(int read_err, unsigned long write_err,
 			      void *context)
 {
 	struct region *reg = (struct region *)context;
@@ -767,7 +767,7 @@ static void recovery_complete(int read_err, unsigned int write_err,
 	}
 
 	if (write_err) {
-		DMERR_LIMIT("Write error during recovery (error = 0x%x)",
+		DMERR_LIMIT("Write error during recovery (error = 0x%lx)",
 			    write_err);
 		/*
 		 * Bits correspond to devices (excluding default mirror).
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index ae24eab8cd81..4dc8a43c034b 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -804,7 +804,7 @@ static void commit_callback(void *context, int success)
  * Called when the copy I/O has finished.  kcopyd actually runs
  * this code so don't block.
  */
-static void copy_callback(int read_err, unsigned int write_err, void *context)
+static void copy_callback(int read_err, unsigned long write_err, void *context)
 {
 	struct dm_snap_pending_exception *pe = context;
 	struct dm_snapshot *s = pe->snap;
diff --git a/drivers/md/kcopyd.c b/drivers/md/kcopyd.c
index f3831f31223e..e76b52ade690 100644
--- a/drivers/md/kcopyd.c
+++ b/drivers/md/kcopyd.c
@@ -169,7 +169,7 @@ struct kcopyd_job {
 	 * Error state of the job.
 	 */
 	int read_err;
-	unsigned int write_err;
+	unsigned long write_err;
 
 	/*
 	 * Either READ or WRITE
@@ -293,7 +293,7 @@ static int run_complete_job(struct kcopyd_job *job)
 {
 	void *context = job->context;
 	int read_err = job->read_err;
-	unsigned int write_err = job->write_err;
+	unsigned long write_err = job->write_err;
 	kcopyd_notify_fn fn = job->fn;
 	struct kcopyd_client *kc = job->kc;
 
@@ -396,7 +396,7 @@ static int process_jobs(struct list_head *jobs, int (*fn) (struct kcopyd_job *))
 		if (r < 0) {
 			/* error this rogue job */
 			if (job->rw == WRITE)
-				job->write_err = (unsigned int) -1;
+				job->write_err = (unsigned long) -1L;
 			else
 				job->read_err = 1;
 			push(&_complete_jobs, job);
@@ -448,8 +448,8 @@ static void dispatch_job(struct kcopyd_job *job)
 }
 
 #define SUB_JOB_SIZE 128
-static void segment_complete(int read_err,
-			     unsigned int write_err, void *context)
+static void segment_complete(int read_err, unsigned long write_err,
+			     void *context)
 {
 	/* FIXME: tidy this function */
 	sector_t progress = 0;
diff --git a/drivers/md/kcopyd.h b/drivers/md/kcopyd.h
index 4621ea055c0e..4845f2a0c676 100644
--- a/drivers/md/kcopyd.h
+++ b/drivers/md/kcopyd.h
@@ -32,8 +32,8 @@ void kcopyd_client_destroy(struct kcopyd_client *kc);
  * read_err is a boolean,
  * write_err is a bitset, with 1 bit for each destination region
  */
-typedef void (*kcopyd_notify_fn)(int read_err,
-				 unsigned int write_err, void *context);
+typedef void (*kcopyd_notify_fn)(int read_err, unsigned long write_err,
+				 void *context);
 
 int kcopyd_copy(struct kcopyd_client *kc, struct io_region *from,
 		unsigned int num_dests, struct io_region *dests,
diff --git a/drivers/md/md.c b/drivers/md/md.c
index ccbbf63727cc..61ccbd2683fa 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -1864,17 +1864,6 @@ static struct rdev_sysfs_entry rdev_state =
 __ATTR(state, S_IRUGO|S_IWUSR, state_show, state_store);
 
 static ssize_t
-super_show(mdk_rdev_t *rdev, char *page)
-{
-	if (rdev->sb_loaded && rdev->sb_size) {
-		memcpy(page, page_address(rdev->sb_page), rdev->sb_size);
-		return rdev->sb_size;
-	} else
-		return 0;
-}
-static struct rdev_sysfs_entry rdev_super = __ATTR_RO(super);
-
-static ssize_t
 errors_show(mdk_rdev_t *rdev, char *page)
 {
 	return sprintf(page, "%d\n", atomic_read(&rdev->corrected_errors));
@@ -2060,7 +2049,6 @@ __ATTR(size, S_IRUGO|S_IWUSR, rdev_size_show, rdev_size_store);
 
 static struct attribute *rdev_default_attrs[] = {
 	&rdev_state.attr,
-	&rdev_super.attr,
 	&rdev_errors.attr,
 	&rdev_slot.attr,
 	&rdev_offset.attr,
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 2d6f1a51359c..c574cf5efb5c 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -1143,7 +1143,7 @@ static void raid5_end_read_request(struct bio * bi, int error)
 			rdev = conf->disks[i].rdev;
 			printk(KERN_INFO "raid5:%s: read error corrected (%lu sectors at %llu on %s)\n",
 			       mdname(conf->mddev), STRIPE_SECTORS,
-			       (unsigned long long)sh->sector + rdev->data_offset,
+			       (unsigned long long)(sh->sector + rdev->data_offset),
 			       bdevname(rdev->bdev, b));
 			clear_bit(R5_ReadError, &sh->dev[i].flags);
 			clear_bit(R5_ReWrite, &sh->dev[i].flags);
@@ -1160,13 +1160,13 @@ static void raid5_end_read_request(struct bio * bi, int error)
 		if (conf->mddev->degraded)
 			printk(KERN_WARNING "raid5:%s: read error not correctable (sector %llu on %s).\n",
 			       mdname(conf->mddev),
-			       (unsigned long long)sh->sector + rdev->data_offset,
+			       (unsigned long long)(sh->sector + rdev->data_offset),
 			       bdn);
 		else if (test_bit(R5_ReWrite, &sh->dev[i].flags))
 			/* Oh, no!!! */
 			printk(KERN_WARNING "raid5:%s: read error NOT corrected!! (sector %llu on %s).\n",
 			       mdname(conf->mddev),
-			       (unsigned long long)sh->sector + rdev->data_offset,
+			       (unsigned long long)(sh->sector + rdev->data_offset),
 			       bdn);
 		else if (atomic_read(&rdev->read_errors)
 			 > conf->max_nr_stripes)
diff --git a/drivers/media/common/saa7146_core.c b/drivers/media/common/saa7146_core.c
index 168a8d3a5e55..7707b8c7394b 100644
--- a/drivers/media/common/saa7146_core.c
+++ b/drivers/media/common/saa7146_core.c
@@ -306,25 +306,22 @@ static irqreturn_t interrupt_hw(int irq, void *dev_id)
 		return IRQ_NONE;
 	}
 
-	if( 0 != (dev->ext)) {
-		if( 0 != (dev->ext->irq_mask & isr )) {
-			if( 0 != dev->ext->irq_func ) {
+	if (dev->ext) {
+		if (dev->ext->irq_mask & isr) {
+			if (dev->ext->irq_func)
 				dev->ext->irq_func(dev, &isr);
-			}
 			isr &= ~dev->ext->irq_mask;
 		}
 	}
 	if (0 != (isr & (MASK_27))) {
 		DEB_INT(("irq: RPS0 (0x%08x).\n",isr));
-		if( 0 != dev->vv_data && 0 != dev->vv_callback) {
+		if (dev->vv_data && dev->vv_callback)
 			dev->vv_callback(dev,isr);
-		}
 		isr &= ~MASK_27;
 	}
 	if (0 != (isr & (MASK_28))) {
-		if( 0 != dev->vv_data && 0 != dev->vv_callback) {
+		if (dev->vv_data && dev->vv_callback)
 			dev->vv_callback(dev,isr);
-		}
 		isr &= ~MASK_28;
 	}
 	if (0 != (isr & (MASK_16|MASK_17))) {
diff --git a/drivers/media/common/saa7146_fops.c b/drivers/media/common/saa7146_fops.c
index f0703d8bc3e8..171afe7da6b6 100644
--- a/drivers/media/common/saa7146_fops.c
+++ b/drivers/media/common/saa7146_fops.c
@@ -272,7 +272,7 @@ static int fops_open(struct inode *inode, struct file *file)
 
 	result = 0;
 out:
-	if( fh != 0 && result != 0 ) {
+	if (fh && result != 0) {
 		kfree(fh);
 		file->private_data = NULL;
 	}
diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c
index ed3f8268ed11..4c8b62e2c035 100644
--- a/drivers/media/dvb/dvb-core/dvb_net.c
+++ b/drivers/media/dvb/dvb-core/dvb_net.c
@@ -784,8 +784,8 @@ static int dvb_net_ts_callback(const u8 *buffer1, size_t buffer1_len,
 {
 	struct net_device *dev = feed->priv;
 
-	if (buffer2 != 0)
-		printk(KERN_WARNING "buffer2 not 0: %p.\n", buffer2);
+	if (buffer2)
+		printk(KERN_WARNING "buffer2 not NULL: %p.\n", buffer2);
 	if (buffer1_len > 32768)
 		printk(KERN_WARNING "length > 32k: %zu.\n", buffer1_len);
 	/* printk("TS callback: %u bytes, %u TS cells @ %p.\n",
diff --git a/drivers/media/dvb/dvb-usb/opera1.c b/drivers/media/dvb/dvb-usb/opera1.c
index 21935bf7059e..302cc67407c3 100644
--- a/drivers/media/dvb/dvb-usb/opera1.c
+++ b/drivers/media/dvb/dvb-usb/opera1.c
@@ -478,9 +478,9 @@ static int opera1_xilinx_load_firmware(struct usb_device *dev,
 				err("could not restart the USB controller CPU.");
 				ret = -EINVAL;
 			}
-			kfree(p);
 		}
 	}
+	kfree(p);
 	if (fw) {
 		release_firmware(fw);
 	}
diff --git a/drivers/media/radio/radio-cadet.c b/drivers/media/radio/radio-cadet.c
index 34e317ced5a3..57b9e3adc8f0 100644
--- a/drivers/media/radio/radio-cadet.c
+++ b/drivers/media/radio/radio-cadet.c
@@ -587,6 +587,8 @@ static struct video_device cadet_radio=
 	.vidioc_s_input     = vidioc_s_input,
 };
 
+#ifdef CONFIG_PNP
+
 static struct pnp_device_id cadet_pnp_devices[] = {
 	/* ADS Cadet AM/FM Radio Card */
 	{.id = "MSM0c24", .driver_data = 0},
@@ -621,6 +623,10 @@ static struct pnp_driver cadet_pnp_driver = {
 	.remove		= NULL,
 };
 
+#else
+static struct pnp_driver cadet_pnp_driver;
+#endif
+
 static int cadet_probe(void)
 {
 	static int iovals[8]={0x330,0x332,0x334,0x336,0x338,0x33a,0x33c,0x33e};
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index 37072a21d8c9..1832966f53f3 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -305,7 +305,7 @@ comment "MPEG video encoders"
 
 config VIDEO_CX2341X
 	tristate "Conexant CX2341x MPEG encoders"
-	depends on VIDEO_V4L2 && EXPERIMENTAL
+	depends on VIDEO_V4L2 && EXPERIMENTAL && VIDEO_V4L2_COMMON
 	---help---
 	  Support for the Conexant CX23416 MPEG encoders
 	  and CX23415 MPEG encoder/decoders.
@@ -382,7 +382,7 @@ endmenu # encoder / decoder chips
 
 config VIDEO_VIVI
 	tristate "Virtual Video Driver"
-	depends on VIDEO_V4L2 && !SPARC32 && !SPARC64
+	depends on VIDEO_DEV && VIDEO_V4L2 && !SPARC32 && !SPARC64
 	select VIDEOBUF_VMALLOC
 	default n
 	---help---
diff --git a/drivers/media/video/adv7170.c b/drivers/media/video/adv7170.c
index cbab53fc6243..fea2e723e34b 100644
--- a/drivers/media/video/adv7170.c
+++ b/drivers/media/video/adv7170.c
@@ -408,7 +408,7 @@ adv7170_detect_client (struct i2c_adapter *adapter,
 		return 0;
 
 	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (client == 0)
+	if (!client)
 		return -ENOMEM;
 	client->addr = address;
 	client->adapter = adapter;
diff --git a/drivers/media/video/adv7175.c b/drivers/media/video/adv7175.c
index 0d0c554bfdf7..10d4d89623f1 100644
--- a/drivers/media/video/adv7175.c
+++ b/drivers/media/video/adv7175.c
@@ -426,7 +426,7 @@ adv7175_detect_client (struct i2c_adapter *adapter,
 		return 0;
 
 	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (client == 0)
+	if (!client)
 		return -ENOMEM;
 	client->addr = address;
 	client->adapter = adapter;
diff --git a/drivers/media/video/bt819.c b/drivers/media/video/bt819.c
index 12d1b9248be5..e663cc045c41 100644
--- a/drivers/media/video/bt819.c
+++ b/drivers/media/video/bt819.c
@@ -524,7 +524,7 @@ bt819_detect_client (struct i2c_adapter *adapter,
 		return 0;
 
 	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (client == 0)
+	if (!client)
 		return -ENOMEM;
 	client->addr = address;
 	client->adapter = adapter;
diff --git a/drivers/media/video/bt856.c b/drivers/media/video/bt856.c
index e1028a76c042..7dee2e3235ad 100644
--- a/drivers/media/video/bt856.c
+++ b/drivers/media/video/bt856.c
@@ -311,7 +311,7 @@ bt856_detect_client (struct i2c_adapter *adapter,
 		return 0;
 
 	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (client == 0)
+	if (!client)
 		return -ENOMEM;
 	client->addr = address;
 	client->adapter = adapter;
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 5404fcc5276d..fcf8f2d208a8 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -1990,7 +1990,7 @@ static int bttv_g_frequency(struct file *file, void *priv,
 	if (0 != err)
 		return err;
 
-	f->type = V4L2_TUNER_ANALOG_TV;
+	f->type = btv->radio_user ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
 	f->frequency = btv->freq;
 
 	return 0;
@@ -2009,7 +2009,8 @@ static int bttv_s_frequency(struct file *file, void *priv,
 
 	if (unlikely(f->tuner != 0))
 		return -EINVAL;
-	if (unlikely(f->type != V4L2_TUNER_ANALOG_TV))
+	if (unlikely(f->type != (btv->radio_user
+		? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV)))
 		return -EINVAL;
 	mutex_lock(&btv->lock);
 	btv->freq = f->frequency;
@@ -3389,7 +3390,6 @@ static struct video_device bttv_video_template =
 	.vidiocgmbuf                    = vidiocgmbuf,
 #endif
 	.vidioc_g_crop                  = bttv_g_crop,
-	.vidioc_g_crop                  = bttv_g_crop,
 	.vidioc_s_crop                  = bttv_s_crop,
 	.vidioc_g_fbuf                  = bttv_g_fbuf,
 	.vidioc_s_fbuf                  = bttv_s_fbuf,
@@ -3416,6 +3416,7 @@ static int radio_open(struct inode *inode, struct file *file)
 {
 	int minor = iminor(inode);
 	struct bttv *btv = NULL;
+	struct bttv_fh *fh;
 	unsigned int i;
 
 	dprintk("bttv: open minor=%d\n",minor);
@@ -3430,12 +3431,19 @@ static int radio_open(struct inode *inode, struct file *file)
 		return -ENODEV;
 
 	dprintk("bttv%d: open called (radio)\n",btv->c.nr);
+
+	/* allocate per filehandle data */
+	fh = kmalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh)
+		return -ENOMEM;
+	file->private_data = fh;
+	*fh = btv->init;
+	v4l2_prio_open(&btv->prio, &fh->prio);
+
 	mutex_lock(&btv->lock);
 
 	btv->radio_user++;
 
-	file->private_data = btv;
-
 	bttv_call_i2c_clients(btv,AUDC_SET_RADIO,NULL);
 	audio_input(btv,TVAUDIO_INPUT_RADIO);
 
@@ -3445,7 +3453,8 @@ static int radio_open(struct inode *inode, struct file *file)
 
 static int radio_release(struct inode *inode, struct file *file)
 {
-	struct bttv *btv = file->private_data;
+	struct bttv_fh *fh = file->private_data;
+	struct bttv *btv = fh->btv;
 	struct rds_command cmd;
 
 	btv->radio_user--;
@@ -3509,8 +3518,12 @@ static int radio_enum_input(struct file *file, void *priv,
 static int radio_g_audio(struct file *file, void *priv,
 					struct v4l2_audio *a)
 {
+	if (a->index != 0)
+		return -EINVAL;
+
 	memset(a, 0, sizeof(*a));
 	strcpy(a->name, "Radio");
+
 	return 0;
 }
 
@@ -3570,7 +3583,8 @@ static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
 static ssize_t radio_read(struct file *file, char __user *data,
 			 size_t count, loff_t *ppos)
 {
-	struct bttv    *btv = file->private_data;
+	struct bttv_fh *fh = file->private_data;
+	struct bttv *btv = fh->btv;
 	struct rds_command cmd;
 	cmd.block_count = count/3;
 	cmd.buffer = data;
@@ -3584,7 +3598,8 @@ static ssize_t radio_read(struct file *file, char __user *data,
 
 static unsigned int radio_poll(struct file *file, poll_table *wait)
 {
-	struct bttv    *btv = file->private_data;
+	struct bttv_fh *fh = file->private_data;
+	struct bttv *btv = fh->btv;
 	struct rds_command cmd;
 	cmd.instance = file;
 	cmd.event_list = wait;
@@ -3600,6 +3615,7 @@ static const struct file_operations radio_fops =
 	.open	  = radio_open,
 	.read     = radio_read,
 	.release  = radio_release,
+	.compat_ioctl	= v4l_compat_ioctl32,
 	.ioctl	  = video_ioctl2,
 	.llseek	  = no_llseek,
 	.poll     = radio_poll,
diff --git a/drivers/media/video/cx23885/cx23885-cards.c b/drivers/media/video/cx23885/cx23885-cards.c
index 2d414dad5c31..dfa269838e01 100644
--- a/drivers/media/video/cx23885/cx23885-cards.c
+++ b/drivers/media/video/cx23885/cx23885-cards.c
@@ -232,6 +232,7 @@ static void hauppauge_eeprom(struct cx23885_dev *dev, u8 *eeprom_data)
 	case 78631: /* WinTV-HVR1800 (PCIe, OEM, No IR, No FM, Dual channel ATSC and MPEG2 HW Encoder */
 	case 79001: /* WinTV-HVR1250 (PCIe, Retail, IR, full height, ATSC and Basic analog */
 	case 79101: /* WinTV-HVR1250 (PCIe, Retail, IR, half height, ATSC and Basic analog */
+	case 79561: /* WinTV-HVR1250 (PCIe, OEM, No IR, half height, ATSC and Basic analog */
 	case 79571: /* WinTV-HVR1250 (PCIe, OEM, No IR, full height, ATSC and Basic analog */
 	case 79671: /* WinTV-HVR1250 (PCIe, OEM, No IR, half height, ATSC and Basic analog */
 		break;
@@ -347,10 +348,13 @@ void cx23885_card_setup(struct cx23885_dev *dev)
 	case CX23885_BOARD_HAUPPAUGE_HVR1250:
 	case CX23885_BOARD_HAUPPAUGE_HVR1500:
 	case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
+		if (dev->i2c_bus[0].i2c_rc == 0)
+			hauppauge_eeprom(dev, eeprom+0x80);
+		break;
 	case CX23885_BOARD_HAUPPAUGE_HVR1800:
 	case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
 		if (dev->i2c_bus[0].i2c_rc == 0)
-			hauppauge_eeprom(dev, eeprom+0x80);
+			hauppauge_eeprom(dev, eeprom+0xc0);
 		break;
 	}
 
diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c
index 8e40c7bcc06d..7f10b273598f 100644
--- a/drivers/media/video/cx23885/cx23885-core.c
+++ b/drivers/media/video/cx23885/cx23885-core.c
@@ -56,137 +56,6 @@ LIST_HEAD(cx23885_devlist);
 
 #define NO_SYNC_LINE (-1U)
 
-/*
- * CX23885 Assumptions
- * 1 line = 16 bytes of CDT
- * cmds size = 80
- * cdt size = 16 * linesize
- * iqsize = 64
- * maxlines = 6
- *
- * Address Space:
- * 0x00000000 0x00008fff FIFO clusters
- * 0x00010000 0x000104af Channel Management Data Structures
- * 0x000104b0 0x000104ff Free
- * 0x00010500 0x000108bf 15 channels * iqsize
- * 0x000108c0 0x000108ff Free
- * 0x00010900 0x00010e9f IQ's + Cluster Descriptor Tables
- *                       15 channels * (iqsize + (maxlines * linesize))
- * 0x00010ea0 0x00010xxx Free
- */
-
-static struct sram_channel cx23885_sram_channels[] = {
-	[SRAM_CH01] = {
-		.name		= "VID A",
-		.cmds_start	= 0x10000,
-		.ctrl_start	= 0x105b0,
-		.cdt		= 0x107b0,
-		.fifo_start	= 0x40,
-		.fifo_size	= 0x2800,
-		.ptr1_reg	= DMA1_PTR1,
-		.ptr2_reg	= DMA1_PTR2,
-		.cnt1_reg	= DMA1_CNT1,
-		.cnt2_reg	= DMA1_CNT2,
-		.jumponly	= 1,
-	},
-	[SRAM_CH02] = {
-		.name		= "ch2",
-		.cmds_start	= 0x0,
-		.ctrl_start	= 0x0,
-		.cdt		= 0x0,
-		.fifo_start	= 0x0,
-		.fifo_size	= 0x0,
-		.ptr1_reg	= DMA2_PTR1,
-		.ptr2_reg	= DMA2_PTR2,
-		.cnt1_reg	= DMA2_CNT1,
-		.cnt2_reg	= DMA2_CNT2,
-	},
-	[SRAM_CH03] = {
-		.name		= "TS1 B",
-		.cmds_start	= 0x100A0,
-		.ctrl_start	= 0x10630,
-		.cdt		= 0x10870,
-		.fifo_start	= 0x5000,
-		.fifo_size	= 0x1000,
-		.ptr1_reg	= DMA3_PTR1,
-		.ptr2_reg	= DMA3_PTR2,
-		.cnt1_reg	= DMA3_CNT1,
-		.cnt2_reg	= DMA3_CNT2,
-	},
-	[SRAM_CH04] = {
-		.name		= "ch4",
-		.cmds_start	= 0x0,
-		.ctrl_start	= 0x0,
-		.cdt		= 0x0,
-		.fifo_start	= 0x0,
-		.fifo_size	= 0x0,
-		.ptr1_reg	= DMA4_PTR1,
-		.ptr2_reg	= DMA4_PTR2,
-		.cnt1_reg	= DMA4_CNT1,
-		.cnt2_reg	= DMA4_CNT2,
-	},
-	[SRAM_CH05] = {
-		.name		= "ch5",
-		.cmds_start	= 0x0,
-		.ctrl_start	= 0x0,
-		.cdt		= 0x0,
-		.fifo_start	= 0x0,
-		.fifo_size	= 0x0,
-		.ptr1_reg	= DMA5_PTR1,
-		.ptr2_reg	= DMA5_PTR2,
-		.cnt1_reg	= DMA5_CNT1,
-		.cnt2_reg	= DMA5_CNT2,
-	},
-	[SRAM_CH06] = {
-		.name		= "TS2 C",
-		.cmds_start	= 0x10140,
-		.ctrl_start	= 0x10680,
-		.cdt		= 0x108d0,
-		.fifo_start	= 0x6000,
-		.fifo_size	= 0x1000,
-		.ptr1_reg	= DMA5_PTR1,
-		.ptr2_reg	= DMA5_PTR2,
-		.cnt1_reg	= DMA5_CNT1,
-		.cnt2_reg	= DMA5_CNT2,
-	},
-	[SRAM_CH07] = {
-		.name		= "ch7",
-		.cmds_start	= 0x0,
-		.ctrl_start	= 0x0,
-		.cdt		= 0x0,
-		.fifo_start	= 0x0,
-		.fifo_size	= 0x0,
-		.ptr1_reg	= DMA6_PTR1,
-		.ptr2_reg	= DMA6_PTR2,
-		.cnt1_reg	= DMA6_CNT1,
-		.cnt2_reg	= DMA6_CNT2,
-	},
-	[SRAM_CH08] = {
-		.name		= "ch8",
-		.cmds_start	= 0x0,
-		.ctrl_start	= 0x0,
-		.cdt		= 0x0,
-		.fifo_start	= 0x0,
-		.fifo_size	= 0x0,
-		.ptr1_reg	= DMA7_PTR1,
-		.ptr2_reg	= DMA7_PTR2,
-		.cnt1_reg	= DMA7_CNT1,
-		.cnt2_reg	= DMA7_CNT2,
-	},
-	[SRAM_CH09] = {
-		.name		= "ch9",
-		.cmds_start	= 0x0,
-		.ctrl_start	= 0x0,
-		.cdt		= 0x0,
-		.fifo_start	= 0x0,
-		.fifo_size	= 0x0,
-		.ptr1_reg	= DMA8_PTR1,
-		.ptr2_reg	= DMA8_PTR2,
-		.cnt1_reg	= DMA8_CNT1,
-		.cnt2_reg	= DMA8_CNT2,
-	},
-};
-
 /* FIXME, these allocations will change when
  * analog arrives. The be reviewed.
  * CX23887 Assumptions
@@ -754,6 +623,7 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)
 	atomic_inc(&dev->refcount);
 
 	dev->nr = cx23885_devcount++;
+	dev->sram_channels = cx23887_sram_channels;
 	sprintf(dev->name, "cx23885[%d]", dev->nr);
 
 	mutex_lock(&devlist);
@@ -763,13 +633,11 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)
 	/* Configure the internal memory */
 	if(dev->pci->device == 0x8880) {
 		dev->bridge = CX23885_BRIDGE_887;
-		dev->sram_channels = cx23887_sram_channels;
 		/* Apply a sensible clock frequency for the PCIe bridge */
 		dev->clk_freq = 25000000;
 	} else
 	if(dev->pci->device == 0x8852) {
 		dev->bridge = CX23885_BRIDGE_885;
-		dev->sram_channels = cx23885_sram_channels;
 		/* Apply a sensible clock frequency for the PCIe bridge */
 		dev->clk_freq = 28000000;
 	} else
diff --git a/drivers/media/video/cx88/cx88-cards.c b/drivers/media/video/cx88/cx88-cards.c
index e6b7f518c56e..8c9a8adf52de 100644
--- a/drivers/media/video/cx88/cx88-cards.c
+++ b/drivers/media/video/cx88/cx88-cards.c
@@ -2196,6 +2196,11 @@ struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr)
 	cx88_reset(core);
 	cx88_card_setup_pre_i2c(core);
 	cx88_i2c_init(core, pci);
+
+	/* load tuner module, if needed */
+	if (TUNER_ABSENT != core->board.tuner_type)
+		request_module("tuner");
+
 	cx88_call_i2c_clients (core, TUNER_SET_STANDBY, NULL);
 	cx88_card_setup(core);
 	cx88_ir_init(core, pci);
diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c
index 7f1931aed207..227179620d13 100644
--- a/drivers/media/video/cx88/cx88-video.c
+++ b/drivers/media/video/cx88/cx88-video.c
@@ -1826,8 +1826,6 @@ static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
 	cx_set(MO_PCI_INTMSK, core->pci_irqmask);
 
 	/* load and configure helper modules */
-	if (TUNER_ABSENT != core->board.tuner_type)
-		request_module("tuner");
 
 	if (core->board.audio_chip == AUDIO_CHIP_WM8775)
 		request_module("wm8775");
diff --git a/drivers/media/video/dpc7146.c b/drivers/media/video/dpc7146.c
index 566e479e2629..9ceb6b2f3949 100644
--- a/drivers/media/video/dpc7146.c
+++ b/drivers/media/video/dpc7146.c
@@ -131,7 +131,7 @@ static int dpc_probe(struct saa7146_dev* dev)
 	device_for_each_child(&dpc->i2c_adapter.dev, dpc, dpc_check_clients);
 
 	/* check if all devices are present */
-	if( 0 == dpc->saa7111a ) {
+	if (!dpc->saa7111a) {
 		DEB_D(("dpc_v4l2.o: dpc_attach failed for this device.\n"));
 		i2c_del_adapter(&dpc->i2c_adapter);
 		kfree(dpc);
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 7d1537cab867..c1caaa855b99 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -267,7 +267,7 @@ static int em28xx_write_ac97(struct em28xx *dev, u8 reg, u8 *val)
 	for (i = 0; i < 10; i++) {
 		if ((ret = em28xx_read_reg(dev, AC97BUSY_REG)) < 0)
 			return ret;
-		if (!((u8) ret) & 0x01)
+		if (!(ret & 0x01))
 			return 0;
 		msleep(5);
 	}
diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c
index d42f120354e5..948ca35e7ee8 100644
--- a/drivers/media/video/ivtv/ivtv-driver.c
+++ b/drivers/media/video/ivtv/ivtv-driver.c
@@ -54,7 +54,6 @@
 #include "ivtv-vbi.h"
 #include "ivtv-routing.h"
 #include "ivtv-gpio.h"
-#include "ivtv-yuv.h"
 
 #include <media/tveeprom.h>
 #include <media/saa7115.h>
@@ -700,6 +699,9 @@ static int __devinit ivtv_init_struct1(struct ivtv *itv)
 	itv->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
 	itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced;
 
+	/* Init the sg table for osd/yuv output */
+	sg_init_table(itv->udma.SGlist, IVTV_DMA_SG_OSD_ENT);
+
 	/* OSD */
 	itv->osd_global_alpha_state = 1;
 	itv->osd_global_alpha = 255;
@@ -1053,9 +1055,6 @@ static int __devinit ivtv_probe(struct pci_dev *dev,
 		goto free_io;
 	}
 
-	/* Check yuv output filter table */
-	if (itv->has_cx23415) ivtv_yuv_filter_check(itv);
-
 	ivtv_gpio_init(itv);
 
 	/* active i2c  */
diff --git a/drivers/media/video/ivtv/ivtv-firmware.c b/drivers/media/video/ivtv/ivtv-firmware.c
index 425eb1063904..6dba55b7e25a 100644
--- a/drivers/media/video/ivtv/ivtv-firmware.c
+++ b/drivers/media/video/ivtv/ivtv-firmware.c
@@ -22,6 +22,7 @@
 #include "ivtv-driver.h"
 #include "ivtv-mailbox.h"
 #include "ivtv-firmware.h"
+#include "ivtv-yuv.h"
 #include <linux/firmware.h>
 
 #define IVTV_MASK_SPU_ENABLE 		0xFFFFFFFE
@@ -225,11 +226,14 @@ int ivtv_firmware_init(struct ivtv *itv)
 		return 0;
 
 	itv->dec_mbox.mbox = ivtv_search_mailbox(itv->dec_mem, IVTV_DECODER_SIZE);
-	if (itv->dec_mbox.mbox == NULL)
+	if (itv->dec_mbox.mbox == NULL) {
 		IVTV_ERR("Decoder mailbox not found\n");
-	else if (itv->has_cx23415 && ivtv_vapi(itv, CX2341X_DEC_PING_FW, 0)) {
+	} else if (itv->has_cx23415 && ivtv_vapi(itv, CX2341X_DEC_PING_FW, 0)) {
 		IVTV_ERR("Decoder firmware dead!\n");
 		itv->dec_mbox.mbox = NULL;
+	} else {
+		/* Firmware okay, so check yuv output filter table */
+		ivtv_yuv_filter_check(itv);
 	}
 	return itv->dec_mbox.mbox ? 0 : -ENODEV;
 }
diff --git a/drivers/media/video/mt20xx.c b/drivers/media/video/mt20xx.c
index 58bab653330f..74fd6a01d4c4 100644
--- a/drivers/media/video/mt20xx.c
+++ b/drivers/media/video/mt20xx.c
@@ -647,7 +647,7 @@ struct dvb_frontend *microtune_attach(struct dvb_frontend *fe,
 	default:
 		tuner_info("microtune %s found, not (yet?) supported, sorry :-/\n",
 			   name);
-		return 0;
+		return NULL;
 	}
 
 	strlcpy(fe->ops.tuner_ops.info.name, name,
diff --git a/drivers/media/video/mxb.c b/drivers/media/video/mxb.c
index add6d0d680be..cb5a510f9251 100644
--- a/drivers/media/video/mxb.c
+++ b/drivers/media/video/mxb.c
@@ -221,9 +221,8 @@ static int mxb_probe(struct saa7146_dev* dev)
 	device_for_each_child(&mxb->i2c_adapter.dev, mxb, mxb_check_clients);
 
 	/* check if all devices are present */
-	if(    0 == mxb->tea6420_1	|| 0 == mxb->tea6420_2	|| 0 == mxb->tea6415c
-	    || 0 == mxb->tda9840	|| 0 == mxb->saa7111a	|| 0 == mxb->tuner ) {
-
+	if (!mxb->tea6420_1 || !mxb->tea6420_2 || !mxb->tea6415c ||
+	    !mxb->tda9840 || !mxb->saa7111a || !mxb->tuner) {
 		printk("mxb: did not find all i2c devices. aborting\n");
 		i2c_del_adapter(&mxb->i2c_adapter);
 		kfree(mxb);
diff --git a/drivers/media/video/pvrusb2/pvrusb2-ctrl.c b/drivers/media/video/pvrusb2/pvrusb2-ctrl.c
index 46f156fb108c..5a3e8d21a38a 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-ctrl.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-ctrl.c
@@ -60,7 +60,7 @@ int pvr2_ctrl_set_mask_value(struct pvr2_ctrl *cptr,int mask,int val)
 	int ret = 0;
 	if (!cptr) return -EINVAL;
 	LOCK_TAKE(cptr->hdw->big_lock); do {
-		if (cptr->info->set_value != 0) {
+		if (cptr->info->set_value) {
 			if (cptr->info->type == pvr2_ctl_bitmask) {
 				mask &= cptr->info->def.type_bitmask.valid_bits;
 			} else if (cptr->info->type == pvr2_ctl_int) {
@@ -265,7 +265,7 @@ unsigned int pvr2_ctrl_get_v4lflags(struct pvr2_ctrl *cptr)
 int pvr2_ctrl_is_writable(struct pvr2_ctrl *cptr)
 {
 	if (!cptr) return 0;
-	return cptr->info->set_value != 0;
+	return cptr->info->set_value != NULL;
 }
 
 
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
index 41ae980405ed..d6955fa39598 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
@@ -2291,7 +2291,7 @@ static int pvr2_hdw_commit_setup(struct pvr2_hdw *hdw)
 
 	for (idx = 0; idx < hdw->control_cnt; idx++) {
 		cptr = hdw->controls + idx;
-		if (cptr->info->is_dirty == 0) continue;
+		if (!cptr->info->is_dirty) continue;
 		if (!cptr->info->is_dirty(cptr)) continue;
 		commit_flag = !0;
 
@@ -2646,7 +2646,7 @@ void pvr2_hdw_cpufw_set_enabled(struct pvr2_hdw *hdw,
 	u16 address;
 	unsigned int pipe;
 	LOCK_TAKE(hdw->big_lock); do {
-		if ((hdw->fw_buffer == 0) == !enable_flag) break;
+		if ((hdw->fw_buffer == NULL) == !enable_flag) break;
 
 		if (!enable_flag) {
 			pvr2_trace(PVR2_TRACE_FIRMWARE,
@@ -2715,7 +2715,7 @@ void pvr2_hdw_cpufw_set_enabled(struct pvr2_hdw *hdw,
 /* Return true if we're in a mode for retrieval CPU firmware */
 int pvr2_hdw_cpufw_get_enabled(struct pvr2_hdw *hdw)
 {
-	return hdw->fw_buffer != 0;
+	return hdw->fw_buffer != NULL;
 }
 
 
diff --git a/drivers/media/video/pvrusb2/pvrusb2-io.c b/drivers/media/video/pvrusb2/pvrusb2-io.c
index ce3c8982ffe0..a9889ff96ecc 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-io.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-io.c
@@ -563,7 +563,7 @@ void pvr2_stream_kill(struct pvr2_stream *sp)
 	struct pvr2_buffer *bp;
 	mutex_lock(&sp->mutex); do {
 		pvr2_stream_internal_flush(sp);
-		while ((bp = pvr2_stream_get_ready_buffer(sp)) != 0) {
+		while ((bp = pvr2_stream_get_ready_buffer(sp)) != NULL) {
 			pvr2_buffer_set_idle(bp);
 		}
 		if (sp->buffer_total_count != sp->buffer_target_count) {
diff --git a/drivers/media/video/pvrusb2/pvrusb2-ioread.c b/drivers/media/video/pvrusb2/pvrusb2-ioread.c
index f782418afa45..c572212c9f15 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-ioread.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-ioread.c
@@ -165,7 +165,7 @@ static int pvr2_ioread_start(struct pvr2_ioread *cp)
 	if (!(cp->stream)) return 0;
 	pvr2_trace(PVR2_TRACE_START_STOP,
 		   "/*---TRACE_READ---*/ pvr2_ioread_start id=%p",cp);
-	while ((bp = pvr2_stream_get_idle_buffer(cp->stream)) != 0) {
+	while ((bp = pvr2_stream_get_idle_buffer(cp->stream)) != NULL) {
 		stat = pvr2_buffer_queue(bp);
 		if (stat < 0) {
 			pvr2_trace(PVR2_TRACE_DATA_FLOW,
diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c
index f991d72fe108..e0a453a6543d 100644
--- a/drivers/media/video/pwc/pwc-if.c
+++ b/drivers/media/video/pwc/pwc-if.c
@@ -915,7 +915,7 @@ static void pwc_iso_stop(struct pwc_device *pdev)
 		struct urb *urb;
 
 		urb = pdev->sbuf[i].urb;
-		if (urb != 0) {
+		if (urb) {
 			PWC_DEBUG_MEMORY("Unlinking URB %p\n", urb);
 			usb_kill_urb(urb);
 		}
@@ -931,7 +931,7 @@ static void pwc_iso_free(struct pwc_device *pdev)
 		struct urb *urb;
 
 		urb = pdev->sbuf[i].urb;
-		if (urb != 0) {
+		if (urb) {
 			PWC_DEBUG_MEMORY("Freeing URB\n");
 			usb_free_urb(urb);
 			pdev->sbuf[i].urb = NULL;
@@ -1759,8 +1759,7 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id
 
 	/* Allocate video_device structure */
 	pdev->vdev = video_device_alloc();
-	if (pdev->vdev == 0)
-	{
+	if (!pdev->vdev) {
 		PWC_ERROR("Err, cannot allocate video_device struture. Failing probe.");
 		kfree(pdev);
 		return -ENOMEM;
diff --git a/drivers/media/video/saa7110.c b/drivers/media/video/saa7110.c
index 061134a7ba9f..1df2602cd184 100644
--- a/drivers/media/video/saa7110.c
+++ b/drivers/media/video/saa7110.c
@@ -488,7 +488,7 @@ saa7110_detect_client (struct i2c_adapter *adapter,
 		return 0;
 
 	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (client == 0)
+	if (!client)
 		return -ENOMEM;
 	client->addr = address;
 	client->adapter = adapter;
@@ -496,7 +496,7 @@ saa7110_detect_client (struct i2c_adapter *adapter,
 	strlcpy(I2C_NAME(client), "saa7110", sizeof(I2C_NAME(client)));
 
 	decoder = kzalloc(sizeof(struct saa7110), GFP_KERNEL);
-	if (decoder == 0) {
+	if (!decoder) {
 		kfree(client);
 		return -ENOMEM;
 	}
diff --git a/drivers/media/video/saa7111.c b/drivers/media/video/saa7111.c
index 7ae2d646d000..a0772c53bb1f 100644
--- a/drivers/media/video/saa7111.c
+++ b/drivers/media/video/saa7111.c
@@ -502,7 +502,7 @@ saa7111_detect_client (struct i2c_adapter *adapter,
 		return 0;
 
 	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (client == 0)
+	if (!client)
 		return -ENOMEM;
 	client->addr = address;
 	client->adapter = adapter;
diff --git a/drivers/media/video/saa7114.c b/drivers/media/video/saa7114.c
index 677df51de1a9..bf91a4faa706 100644
--- a/drivers/media/video/saa7114.c
+++ b/drivers/media/video/saa7114.c
@@ -841,7 +841,7 @@ saa7114_detect_client (struct i2c_adapter *adapter,
 		return 0;
 
 	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (client == 0)
+	if (!client)
 		return -ENOMEM;
 	client->addr = address;
 	client->adapter = adapter;
diff --git a/drivers/media/video/saa7134/saa7134-cards.c b/drivers/media/video/saa7134/saa7134-cards.c
index 262830da08c8..6f5744286e8c 100644
--- a/drivers/media/video/saa7134/saa7134-cards.c
+++ b/drivers/media/video/saa7134/saa7134-cards.c
@@ -2484,27 +2484,28 @@ struct saa7134_board saa7134_boards[] = {
 		.tuner_addr     = ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
 		.gpiomask       = 0x080200000,
-		.inputs         = {{
-			  .name = name_tv,
-			  .vmux = 4,
-			  .amux = TV,
-			  .tv   = 1,
-		},{
-			  .name = name_comp1,
-			  .vmux = 1,
-			 .amux = LINE2,
-	       },{
-			 .name = name_comp2,
-			 .vmux = 0,
-			  .amux = LINE2,
-		},{
-			  .name = name_svideo,
-			  .vmux = 8,
-			  .amux = LINE2,
-		}},
+		.inputs         = { {
+			.name = name_tv,
+			.vmux = 4,
+			.amux = TV,
+			.tv   = 1,
+		}, {
+			.name = name_comp1,
+			.vmux = 1,
+			.amux = LINE2,
+		}, {
+			.name = name_comp2,
+			.vmux = 0,
+			.amux = LINE2,
+		}, {
+			.name = name_svideo,
+			.vmux = 8,
+			.amux = LINE2,
+		} },
 		.radio = {
-			  .name = name_radio,
-			  .amux = LINE1,
+			.name = name_radio,
+			.amux = TV,
+			.gpio = 0x0200000,
 		},
 	},
 	[SAA7134_BOARD_ASUSTeK_P7131_DUAL] = {
diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c
index 52baa4f7f7dd..58ab163fdbd7 100644
--- a/drivers/media/video/saa7134/saa7134-core.c
+++ b/drivers/media/video/saa7134/saa7134-core.c
@@ -1022,12 +1022,13 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
 	saa7134_i2c_register(dev);
 
 	/* initialize hardware #2 */
+	if (TUNER_ABSENT != dev->tuner_type)
+		request_module("tuner");
 	saa7134_board_init2(dev);
+
 	saa7134_hwinit2(dev);
 
 	/* load i2c helpers */
-	if (TUNER_ABSENT != dev->tuner_type)
-		request_module("tuner");
 	if (card_is_empress(dev)) {
 		request_module("saa6752hs");
 	}
diff --git a/drivers/media/video/saa7185.c b/drivers/media/video/saa7185.c
index 66cc92c0ea66..41f70440fd3b 100644
--- a/drivers/media/video/saa7185.c
+++ b/drivers/media/video/saa7185.c
@@ -403,7 +403,7 @@ saa7185_detect_client (struct i2c_adapter *adapter,
 		return 0;
 
 	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (client == 0)
+	if (!client)
 		return -ENOMEM;
 	client->addr = address;
 	client->adapter = adapter;
diff --git a/drivers/media/video/tda9840.c b/drivers/media/video/tda9840.c
index ef494febb5e4..bdca5d278978 100644
--- a/drivers/media/video/tda9840.c
+++ b/drivers/media/video/tda9840.c
@@ -172,7 +172,7 @@ static int detect(struct i2c_adapter *adapter, int address, int kind)
 
 	/* allocate memory for client structure */
 	client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (0 == client) {
+	if (!client) {
 		printk("not enough kernel memory\n");
 		return -ENOMEM;
 	}
diff --git a/drivers/media/video/tea6415c.c b/drivers/media/video/tea6415c.c
index 523df0b8cc63..df2fad9f391e 100644
--- a/drivers/media/video/tea6415c.c
+++ b/drivers/media/video/tea6415c.c
@@ -64,7 +64,7 @@ static int detect(struct i2c_adapter *adapter, int address, int kind)
 
 	/* allocate memory for client structure */
 	client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (0 == client) {
+	if (!client) {
 		return -ENOMEM;
 	}
 
diff --git a/drivers/media/video/tea6420.c b/drivers/media/video/tea6420.c
index ca05cd655087..4ff6c63f7237 100644
--- a/drivers/media/video/tea6420.c
+++ b/drivers/media/video/tea6420.c
@@ -101,7 +101,7 @@ static int tea6420_detect(struct i2c_adapter *adapter, int address, int kind)
 
 	/* allocate memory for client structure */
 	client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (0 == client) {
+	if (!client) {
 		return -ENOMEM;
 	}
 
diff --git a/drivers/media/video/tvp5150.c b/drivers/media/video/tvp5150.c
index 445eba4174d7..b6e24e714a23 100644
--- a/drivers/media/video/tvp5150.c
+++ b/drivers/media/video/tvp5150.c
@@ -672,7 +672,7 @@ static int tvp5150_set_vbi(struct i2c_client *c,
 	if (std == V4L2_STD_ALL) {
 		tvp5150_err("VBI can't be configured without knowing number of lines\n");
 		return 0;
-	} else if (std && V4L2_STD_625_50) {
+	} else if (std & V4L2_STD_625_50) {
 		/* Don't follow NTSC Line number convension */
 		line += 3;
 	}
@@ -719,7 +719,7 @@ static int tvp5150_get_vbi(struct i2c_client *c,
 	if (std == V4L2_STD_ALL) {
 		tvp5150_err("VBI can't be configured without knowing number of lines\n");
 		return 0;
-	} else if (std && V4L2_STD_625_50) {
+	} else if (std & V4L2_STD_625_50) {
 		/* Don't follow NTSC Line number convension */
 		line += 3;
 	}
@@ -1072,12 +1072,12 @@ static int tvp5150_detect_client(struct i2c_adapter *adapter,
 		return 0;
 
 	c = kmalloc(sizeof(struct i2c_client), GFP_KERNEL);
-	if (c == 0)
+	if (!c)
 		return -ENOMEM;
 	memcpy(c, &client_template, sizeof(struct i2c_client));
 
 	core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
-	if (core == 0) {
+	if (!core) {
 		kfree(c);
 		return -ENOMEM;
 	}
diff --git a/drivers/media/video/usbvideo/usbvideo.c b/drivers/media/video/usbvideo/usbvideo.c
index fb434b5602a3..5d363be7bc73 100644
--- a/drivers/media/video/usbvideo/usbvideo.c
+++ b/drivers/media/video/usbvideo/usbvideo.c
@@ -1034,6 +1034,11 @@ int usbvideo_RegisterVideoDevice(struct uvd *uvd)
 		info("%s: iface=%d. endpoint=$%02x paletteBits=$%08lx",
 		     __FUNCTION__, uvd->iface, uvd->video_endp, uvd->paletteBits);
 	}
+	if (uvd->dev == NULL) {
+		err("%s: uvd->dev == NULL", __FUNCTION__);
+		return -EINVAL;
+	}
+	uvd->vdev.dev=&(uvd->dev->dev);
 	if (video_register_device(&uvd->vdev, VFL_TYPE_GRABBER, video_nr) == -1) {
 		err("%s: video_register_device failed", __FUNCTION__);
 		return -EPIPE;
@@ -1041,10 +1046,6 @@ int usbvideo_RegisterVideoDevice(struct uvd *uvd)
 	if (uvd->debug > 1) {
 		info("%s: video_register_device() successful", __FUNCTION__);
 	}
-	if (uvd->dev == NULL) {
-		err("%s: uvd->dev == NULL", __FUNCTION__);
-		return -EINVAL;
-	}
 
 	info("%s on /dev/video%d: canvas=%s videosize=%s",
 	     (uvd->handle != NULL) ? uvd->handle->drvName : "???",
diff --git a/drivers/media/video/v4l1-compat.c b/drivers/media/video/v4l1-compat.c
index dcf22a3b672a..50e1ff9f2be5 100644
--- a/drivers/media/video/v4l1-compat.c
+++ b/drivers/media/video/v4l1-compat.c
@@ -303,7 +303,11 @@ v4l_compat_translate_ioctl(struct inode         *inode,
 	{
 		struct video_capability *cap = arg;
 
-		cap2 = kzalloc(sizeof(*cap2),GFP_KERNEL);
+		cap2 = kzalloc(sizeof(*cap2), GFP_KERNEL);
+		if (!cap2) {
+			err = -ENOMEM;
+			break;
+		}
 		memset(cap, 0, sizeof(*cap));
 		memset(&fbuf2, 0, sizeof(fbuf2));
 
@@ -426,7 +430,11 @@ v4l_compat_translate_ioctl(struct inode         *inode,
 	{
 		struct video_window	*win = arg;
 
-		fmt2 = kzalloc(sizeof(*fmt2),GFP_KERNEL);
+		fmt2 = kzalloc(sizeof(*fmt2), GFP_KERNEL);
+		if (!fmt2) {
+			err = -ENOMEM;
+			break;
+		}
 		memset(win,0,sizeof(*win));
 
 		fmt2->type = V4L2_BUF_TYPE_VIDEO_OVERLAY;
@@ -464,7 +472,11 @@ v4l_compat_translate_ioctl(struct inode         *inode,
 		struct video_window	*win = arg;
 		int err1,err2;
 
-		fmt2 = kzalloc(sizeof(*fmt2),GFP_KERNEL);
+		fmt2 = kzalloc(sizeof(*fmt2), GFP_KERNEL);
+		if (!fmt2) {
+			err = -ENOMEM;
+			break;
+		}
 		fmt2->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 		drv(inode, file, VIDIOC_STREAMOFF, &fmt2->type);
 		err1 = drv(inode, file, VIDIOC_G_FMT, fmt2);
@@ -586,6 +598,12 @@ v4l_compat_translate_ioctl(struct inode         *inode,
 	{
 		struct video_picture	*pict = arg;
 
+		fmt2 = kzalloc(sizeof(*fmt2), GFP_KERNEL);
+		if (!fmt2) {
+			err = -ENOMEM;
+			break;
+		}
+
 		pict->brightness = get_v4l_control(inode, file,
 						   V4L2_CID_BRIGHTNESS,drv);
 		pict->hue = get_v4l_control(inode, file,
@@ -597,7 +615,6 @@ v4l_compat_translate_ioctl(struct inode         *inode,
 		pict->whiteness = get_v4l_control(inode, file,
 						  V4L2_CID_WHITENESS, drv);
 
-		fmt2 = kzalloc(sizeof(*fmt2),GFP_KERNEL);
 		fmt2->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 		err = drv(inode, file, VIDIOC_G_FMT, fmt2);
 		if (err < 0) {
@@ -617,6 +634,11 @@ v4l_compat_translate_ioctl(struct inode         *inode,
 		struct video_picture	*pict = arg;
 		int mem_err = 0, ovl_err = 0;
 
+		fmt2 = kzalloc(sizeof(*fmt2), GFP_KERNEL);
+		if (!fmt2) {
+			err = -ENOMEM;
+			break;
+		}
 		memset(&fbuf2, 0, sizeof(fbuf2));
 
 		set_v4l_control(inode, file,
@@ -636,7 +658,6 @@ v4l_compat_translate_ioctl(struct inode         *inode,
 		 * different pixel formats for memory vs overlay.
 		 */
 
-		fmt2 = kzalloc(sizeof(*fmt2),GFP_KERNEL);
 		fmt2->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 		err = drv(inode, file, VIDIOC_G_FMT, fmt2);
 		/* If VIDIOC_G_FMT failed, then the driver likely doesn't
@@ -890,7 +911,11 @@ v4l_compat_translate_ioctl(struct inode         *inode,
 	{
 		struct video_mmap	*mm = arg;
 
-		fmt2 = kzalloc(sizeof(*fmt2),GFP_KERNEL);
+		fmt2 = kzalloc(sizeof(*fmt2), GFP_KERNEL);
+		if (!fmt2) {
+			err = -ENOMEM;
+			break;
+		}
 		memset(&buf2,0,sizeof(buf2));
 
 		fmt2->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
@@ -986,7 +1011,11 @@ v4l_compat_translate_ioctl(struct inode         *inode,
 	{
 		struct vbi_format      *fmt = arg;
 
-		fmt2 = kzalloc(sizeof(*fmt2),GFP_KERNEL);
+		fmt2 = kzalloc(sizeof(*fmt2), GFP_KERNEL);
+		if (!fmt2) {
+			err = -ENOMEM;
+			break;
+		}
 		fmt2->type = V4L2_BUF_TYPE_VBI_CAPTURE;
 
 		err = drv(inode, file, VIDIOC_G_FMT, fmt2);
@@ -1018,8 +1047,11 @@ v4l_compat_translate_ioctl(struct inode         *inode,
 			break;
 		}
 
-		fmt2 = kzalloc(sizeof(*fmt2),GFP_KERNEL);
-
+		fmt2 = kzalloc(sizeof(*fmt2), GFP_KERNEL);
+		if (!fmt2) {
+			err = -ENOMEM;
+			break;
+		}
 		fmt2->type = V4L2_BUF_TYPE_VBI_CAPTURE;
 		fmt2->fmt.vbi.samples_per_line = fmt->samples_per_line;
 		fmt2->fmt.vbi.sampling_rate    = fmt->sampling_rate;
diff --git a/drivers/media/video/v4l2-int-device.c b/drivers/media/video/v4l2-int-device.c
index a545dcaf857f..0e4549922f26 100644
--- a/drivers/media/video/v4l2-int-device.c
+++ b/drivers/media/video/v4l2-int-device.c
@@ -156,3 +156,5 @@ int v4l2_int_ioctl_1(struct v4l2_int_device *d, int cmd, void *arg)
 		find_ioctl(d->u.slave, cmd,
 			   (v4l2_int_ioctl_func *)no_such_ioctl_1))(d, arg);
 }
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/video/zoran_driver.c b/drivers/media/video/zoran_driver.c
index dd3d7d2c8b0e..fea4946ee713 100644
--- a/drivers/media/video/zoran_driver.c
+++ b/drivers/media/video/zoran_driver.c
@@ -339,7 +339,7 @@ v4l_fbuffer_alloc (struct file *file)
 			/* Use kmalloc */
 
 			mem = kmalloc(fh->v4l_buffers.buffer_size, GFP_KERNEL);
-			if (mem == 0) {
+			if (!mem) {
 				dprintk(1,
 					KERN_ERR
 					"%s: v4l_fbuffer_alloc() - kmalloc for V4L buf %d failed\n",
diff --git a/drivers/media/video/zr364xx.c b/drivers/media/video/zr364xx.c
index 1b44784d0efb..04949c823654 100644
--- a/drivers/media/video/zr364xx.c
+++ b/drivers/media/video/zr364xx.c
@@ -390,7 +390,7 @@ static int read_frame(struct zr364xx_camera *cam, int framenum)
 }
 
 
-static ssize_t zr364xx_read(struct file *file, char *buf, size_t cnt,
+static ssize_t zr364xx_read(struct file *file, char __user *buf, size_t cnt,
 			    loff_t * ppos)
 {
 	unsigned long count = cnt;
diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c
index de80dba12f9b..946e3d3506ac 100644
--- a/drivers/memstick/core/memstick.c
+++ b/drivers/memstick/core/memstick.c
@@ -276,8 +276,6 @@ void memstick_init_req_sg(struct memstick_request *mrq, unsigned char tpc,
 		mrq->need_card_int = 1;
 	else
 		mrq->need_card_int = 0;
-
-	mrq->get_int_reg = 0;
 }
 EXPORT_SYMBOL(memstick_init_req_sg);
 
@@ -311,8 +309,6 @@ void memstick_init_req(struct memstick_request *mrq, unsigned char tpc,
 		mrq->need_card_int = 1;
 	else
 		mrq->need_card_int = 0;
-
-	mrq->get_int_reg = 0;
 }
 EXPORT_SYMBOL(memstick_init_req);
 
@@ -342,6 +338,7 @@ static int h_memstick_read_dev_id(struct memstick_dev *card,
 			card->id.class = id_reg.class;
 		}
 		complete(&card->mrq_complete);
+		dev_dbg(&card->dev, "if_mode = %02x\n", id_reg.if_mode);
 		return -EAGAIN;
 	}
 }
@@ -422,7 +419,6 @@ static void memstick_power_on(struct memstick_host *host)
 {
 	host->set_param(host, MEMSTICK_POWER, MEMSTICK_POWER_ON);
 	host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_SERIAL);
-	msleep(1);
 }
 
 static void memstick_check(struct work_struct *work)
@@ -579,7 +575,8 @@ EXPORT_SYMBOL(memstick_suspend_host);
 void memstick_resume_host(struct memstick_host *host)
 {
 	mutex_lock(&host->lock);
-	host->set_param(host, MEMSTICK_POWER, MEMSTICK_POWER_ON);
+	if (host->card)
+		memstick_power_on(host);
 	mutex_unlock(&host->lock);
 	memstick_detect_change(host);
 }
diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c
index 1d637e4561d3..557dbbba5cb2 100644
--- a/drivers/memstick/core/mspro_block.c
+++ b/drivers/memstick/core/mspro_block.c
@@ -133,6 +133,7 @@ struct mspro_devinfo {
 struct mspro_block_data {
 	struct memstick_dev   *card;
 	unsigned int          usage_count;
+	unsigned int          caps;
 	struct gendisk        *disk;
 	struct request_queue  *queue;
 	spinlock_t            q_lock;
@@ -577,7 +578,6 @@ static int h_mspro_block_wait_for_ced(struct memstick_dev *card,
 static int h_mspro_block_transfer_data(struct memstick_dev *card,
 				       struct memstick_request **mrq)
 {
-	struct memstick_host *host = card->host;
 	struct mspro_block_data *msb = memstick_get_drvdata(card);
 	unsigned char t_val = 0;
 	struct scatterlist t_sg = { 0 };
@@ -591,12 +591,12 @@ static int h_mspro_block_transfer_data(struct memstick_dev *card,
 	switch ((*mrq)->tpc) {
 	case MS_TPC_WRITE_REG:
 		memstick_init_req(*mrq, MS_TPC_SET_CMD, &msb->transfer_cmd, 1);
-		(*mrq)->get_int_reg = 1;
+		(*mrq)->need_card_int = 1;
 		return 0;
 	case MS_TPC_SET_CMD:
 		t_val = (*mrq)->int_reg;
 		memstick_init_req(*mrq, MS_TPC_GET_INT, NULL, 1);
-		if (host->caps & MEMSTICK_CAP_AUTO_GET_INT)
+		if (msb->caps & MEMSTICK_CAP_AUTO_GET_INT)
 			goto has_int_reg;
 		return 0;
 	case MS_TPC_GET_INT:
@@ -646,12 +646,12 @@ has_int_reg:
 					   ? MS_TPC_READ_LONG_DATA
 					   : MS_TPC_WRITE_LONG_DATA,
 				     &t_sg);
-		(*mrq)->get_int_reg = 1;
+		(*mrq)->need_card_int = 1;
 		return 0;
 	case MS_TPC_READ_LONG_DATA:
 	case MS_TPC_WRITE_LONG_DATA:
 		msb->current_page++;
-		if (host->caps & MEMSTICK_CAP_AUTO_GET_INT) {
+		if (msb->caps & MEMSTICK_CAP_AUTO_GET_INT) {
 			t_val = (*mrq)->int_reg;
 			goto has_int_reg;
 		} else {
@@ -816,12 +816,13 @@ static int mspro_block_wait_for_ced(struct memstick_dev *card)
 	return card->current_mrq.error;
 }
 
-static int mspro_block_switch_to_parallel(struct memstick_dev *card)
+static int mspro_block_set_interface(struct memstick_dev *card,
+				     unsigned char sys_reg)
 {
 	struct memstick_host *host = card->host;
 	struct mspro_block_data *msb = memstick_get_drvdata(card);
 	struct mspro_param_register param = {
-		.system = MEMSTICK_SYS_PAR4,
+		.system = sys_reg,
 		.data_count = 0,
 		.data_address = 0,
 		.tpc_param = 0
@@ -833,41 +834,70 @@ static int mspro_block_switch_to_parallel(struct memstick_dev *card)
 			  sizeof(param));
 	memstick_new_req(host);
 	wait_for_completion(&card->mrq_complete);
-	if (card->current_mrq.error)
-		return card->current_mrq.error;
+	return card->current_mrq.error;
+}
+
+static int mspro_block_switch_interface(struct memstick_dev *card)
+{
+	struct memstick_host *host = card->host;
+	struct mspro_block_data *msb = memstick_get_drvdata(card);
+	int rc = 0;
+
+	if (msb->caps & MEMSTICK_CAP_PAR4)
+		rc = mspro_block_set_interface(card, MEMSTICK_SYS_PAR4);
+	else
+		return 0;
+
+	if (rc) {
+		printk(KERN_WARNING
+		       "%s: could not switch to 4-bit mode, error %d\n",
+		       card->dev.bus_id, rc);
+		return 0;
+	}
 
 	msb->system = MEMSTICK_SYS_PAR4;
 	host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_PAR4);
+	printk(KERN_INFO "%s: switching to 4-bit parallel mode\n",
+	       card->dev.bus_id);
+
+	if (msb->caps & MEMSTICK_CAP_PAR8) {
+		rc = mspro_block_set_interface(card, MEMSTICK_SYS_PAR8);
+
+		if (!rc) {
+			msb->system = MEMSTICK_SYS_PAR8;
+			host->set_param(host, MEMSTICK_INTERFACE,
+					MEMSTICK_PAR8);
+			printk(KERN_INFO
+			       "%s: switching to 8-bit parallel mode\n",
+			       card->dev.bus_id);
+		} else
+			printk(KERN_WARNING
+			       "%s: could not switch to 8-bit mode, error %d\n",
+			       card->dev.bus_id, rc);
+	}
 
 	card->next_request = h_mspro_block_req_init;
 	msb->mrq_handler = h_mspro_block_default;
 	memstick_init_req(&card->current_mrq, MS_TPC_GET_INT, NULL, 1);
 	memstick_new_req(card->host);
 	wait_for_completion(&card->mrq_complete);
+	rc = card->current_mrq.error;
 
-	if (card->current_mrq.error) {
+	if (rc) {
+		printk(KERN_WARNING
+		       "%s: interface error, trying to fall back to serial\n",
+		       card->dev.bus_id);
 		msb->system = MEMSTICK_SYS_SERIAL;
 		host->set_param(host, MEMSTICK_POWER, MEMSTICK_POWER_OFF);
-		msleep(1000);
+		msleep(10);
 		host->set_param(host, MEMSTICK_POWER, MEMSTICK_POWER_ON);
 		host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_SERIAL);
 
-		if (memstick_set_rw_addr(card))
-			return card->current_mrq.error;
-
-		param.system = msb->system;
-
-		card->next_request = h_mspro_block_req_init;
-		msb->mrq_handler = h_mspro_block_default;
-		memstick_init_req(&card->current_mrq, MS_TPC_WRITE_REG, &param,
-				  sizeof(param));
-		memstick_new_req(host);
-		wait_for_completion(&card->mrq_complete);
-
-		return -EFAULT;
+		rc = memstick_set_rw_addr(card);
+		if (!rc)
+			rc = mspro_block_set_interface(card, msb->system);
 	}
-
-	return 0;
+	return rc;
 }
 
 /* Memory allocated for attributes by this function should be freed by
@@ -1052,16 +1082,18 @@ static int mspro_block_init_card(struct memstick_dev *card)
 	if (memstick_set_rw_addr(card))
 		return -EIO;
 
-	if (host->caps & MEMSTICK_CAP_PAR4) {
-		if (mspro_block_switch_to_parallel(card))
-			printk(KERN_WARNING "%s: could not switch to "
-			       "parallel interface\n", card->dev.bus_id);
-	}
+	msb->caps = host->caps;
+	rc = mspro_block_switch_interface(card);
+	if (rc)
+		return rc;
 
+	msleep(200);
 	rc = mspro_block_wait_for_ced(card);
 	if (rc)
 		return rc;
 	dev_dbg(&card->dev, "card activated\n");
+	if (msb->system != MEMSTICK_SYS_SERIAL)
+		msb->caps |= MEMSTICK_CAP_AUTO_GET_INT;
 
 	card->next_request = h_mspro_block_req_init;
 	msb->mrq_handler = h_mspro_block_get_ro;
diff --git a/drivers/memstick/host/jmb38x_ms.c b/drivers/memstick/host/jmb38x_ms.c
index 03fe8783b1ee..8770a5fac3b6 100644
--- a/drivers/memstick/host/jmb38x_ms.c
+++ b/drivers/memstick/host/jmb38x_ms.c
@@ -12,6 +12,7 @@
 #include <linux/spinlock.h>
 #include <linux/interrupt.h>
 #include <linux/pci.h>
+#include <linux/dma-mapping.h>
 #include <linux/delay.h>
 #include <linux/highmem.h>
 #include <linux/memstick.h>
@@ -56,8 +57,6 @@ struct jmb38x_ms_host {
 	unsigned long           timeout_jiffies;
 	struct timer_list       timer;
 	struct memstick_request *req;
-	unsigned char           eject:1,
-				use_dma:1;
 	unsigned char           cmd_flags;
 	unsigned char           io_pos;
 	unsigned int            io_word[2];
@@ -94,9 +93,22 @@ struct jmb38x_ms {
 #define HOST_CONTROL_IF_PAR4   0x1
 #define HOST_CONTROL_IF_PAR8   0x3
 
+#define STATUS_BUSY             0x00080000
+#define STATUS_MS_DAT7          0x00040000
+#define STATUS_MS_DAT6          0x00020000
+#define STATUS_MS_DAT5          0x00010000
+#define STATUS_MS_DAT4          0x00008000
+#define STATUS_MS_DAT3          0x00004000
+#define STATUS_MS_DAT2          0x00002000
+#define STATUS_MS_DAT1          0x00001000
+#define STATUS_MS_DAT0          0x00000800
 #define STATUS_HAS_MEDIA        0x00000400
 #define STATUS_FIFO_EMPTY       0x00000200
 #define STATUS_FIFO_FULL        0x00000100
+#define STATUS_MS_CED           0x00000080
+#define STATUS_MS_ERR           0x00000040
+#define STATUS_MS_BRQ           0x00000020
+#define STATUS_MS_CNK           0x00000001
 
 #define INT_STATUS_TPC_ERR      0x00080000
 #define INT_STATUS_CRC_ERR      0x00040000
@@ -119,11 +131,17 @@ struct jmb38x_ms {
 #define PAD_PU_PD_ON_MS_SOCK0 0x5f8f0000
 #define PAD_PU_PD_ON_MS_SOCK1 0x0f0f0000
 
+#define CLOCK_CONTROL_40MHZ   0x00000001
+#define CLOCK_CONTROL_50MHZ   0x00000002
+#define CLOCK_CONTROL_60MHZ   0x00000008
+#define CLOCK_CONTROL_62_5MHZ 0x0000000c
+#define CLOCK_CONTROL_OFF     0x00000000
+
 enum {
 	CMD_READY    = 0x01,
 	FIFO_READY   = 0x02,
 	REG_DATA     = 0x04,
-	AUTO_GET_INT = 0x08
+	DMA_DATA     = 0x08
 };
 
 static unsigned int jmb38x_ms_read_data(struct jmb38x_ms_host *host,
@@ -273,7 +291,7 @@ static int jmb38x_ms_transfer_data(struct jmb38x_ms_host *host)
 {
 	unsigned int length;
 	unsigned int off;
-	unsigned int t_size, p_off, p_cnt;
+	unsigned int t_size, p_cnt;
 	unsigned char *buf;
 	struct page *pg;
 	unsigned long flags = 0;
@@ -287,6 +305,8 @@ static int jmb38x_ms_transfer_data(struct jmb38x_ms_host *host)
 	}
 
 	while (length) {
+		unsigned int uninitialized_var(p_off);
+
 		if (host->req->long_data) {
 			pg = nth_page(sg_page(&host->req->sg),
 				      off >> PAGE_SHIFT);
@@ -364,28 +384,27 @@ static int jmb38x_ms_issue_cmd(struct memstick_host *msh)
 		cmd |= TPC_DIR;
 	if (host->req->need_card_int)
 		cmd |= TPC_WAIT_INT;
-	if (host->req->get_int_reg)
-		cmd |= TPC_GET_INT;
 
 	data = host->req->data;
 
-	host->use_dma = !no_dma;
+	if (!no_dma)
+		host->cmd_flags |= DMA_DATA;
 
 	if (host->req->long_data) {
 		data_len = host->req->sg.length;
 	} else {
 		data_len = host->req->data_len;
-		host->use_dma = 0;
+		host->cmd_flags &= ~DMA_DATA;
 	}
 
 	if (data_len <= 8) {
 		cmd &= ~(TPC_DATA_SEL | 0xf);
 		host->cmd_flags |= REG_DATA;
 		cmd |= data_len & 0xf;
-		host->use_dma = 0;
+		host->cmd_flags &= ~DMA_DATA;
 	}
 
-	if (host->use_dma) {
+	if (host->cmd_flags & DMA_DATA) {
 		if (1 != pci_map_sg(host->chip->pdev, &host->req->sg, 1,
 				    host->req->data_dir == READ
 				    ? PCI_DMA_FROMDEVICE
@@ -448,13 +467,12 @@ static void jmb38x_ms_complete_cmd(struct memstick_host *msh, int last)
 		readl(host->addr + INT_STATUS));
 	dev_dbg(msh->cdev.dev, "c hstatus %08x\n", readl(host->addr + STATUS));
 
-	if (host->req->get_int_reg) {
-		t_val = readl(host->addr + TPC_P0);
-		host->req->int_reg = (t_val & 0xff);
-	}
+	host->req->int_reg = readl(host->addr + STATUS) & 0xff;
+
+	writel(0, host->addr + BLOCK);
+	writel(0, host->addr + DMA_CONTROL);
 
-	if (host->use_dma) {
-		writel(0, host->addr + DMA_CONTROL);
+	if (host->cmd_flags & DMA_DATA) {
 		pci_unmap_sg(host->chip->pdev, &host->req->sg, 1,
 			     host->req->data_dir == READ
 			     ? PCI_DMA_FROMDEVICE : PCI_DMA_TODEVICE);
@@ -506,7 +524,7 @@ static irqreturn_t jmb38x_ms_isr(int irq, void *dev_id)
 			else
 				host->req->error = -ETIME;
 		} else {
-			if (host->use_dma) {
+			if (host->cmd_flags & DMA_DATA) {
 				if (irq_status & INT_STATUS_EOTRAN)
 					host->cmd_flags |= FIFO_READY;
 			} else {
@@ -595,19 +613,18 @@ static void jmb38x_ms_reset(struct jmb38x_ms_host *host)
 {
 	unsigned int host_ctl = readl(host->addr + HOST_CONTROL);
 
-	writel(host_ctl | HOST_CONTROL_RESET_REQ | HOST_CONTROL_RESET,
-	       host->addr + HOST_CONTROL);
+	writel(HOST_CONTROL_RESET_REQ, host->addr + HOST_CONTROL);
 
 	while (HOST_CONTROL_RESET_REQ
 	       & (host_ctl = readl(host->addr + HOST_CONTROL))) {
-		ndelay(100);
-		dev_dbg(&host->chip->pdev->dev, "reset\n");
+		ndelay(20);
+		dev_dbg(&host->chip->pdev->dev, "reset %08x\n", host_ctl);
 	}
 
-	writel(INT_STATUS_ALL, host->addr + INT_STATUS_ENABLE);
+	writel(HOST_CONTROL_RESET, host->addr + HOST_CONTROL);
+	mmiowb();
 	writel(INT_STATUS_ALL, host->addr + INT_SIGNAL_ENABLE);
-
-	dev_dbg(&host->chip->pdev->dev, "reset\n");
+	writel(INT_STATUS_ALL, host->addr + INT_STATUS_ENABLE);
 }
 
 static void jmb38x_ms_set_param(struct memstick_host *msh,
@@ -615,10 +632,8 @@ static void jmb38x_ms_set_param(struct memstick_host *msh,
 				int value)
 {
 	struct jmb38x_ms_host *host = memstick_priv(msh);
-	unsigned int host_ctl;
-	unsigned long flags;
-
-	spin_lock_irqsave(&host->lock, flags);
+	unsigned int host_ctl = readl(host->addr + HOST_CONTROL);
+	unsigned int clock_ctl = CLOCK_CONTROL_40MHZ, clock_delay = 0;
 
 	switch (param) {
 	case MEMSTICK_POWER:
@@ -626,60 +641,57 @@ static void jmb38x_ms_set_param(struct memstick_host *msh,
 			jmb38x_ms_reset(host);
 
 			writel(host->id ? PAD_PU_PD_ON_MS_SOCK1
-					  : PAD_PU_PD_ON_MS_SOCK0,
+					: PAD_PU_PD_ON_MS_SOCK0,
 			       host->addr + PAD_PU_PD);
 
 			writel(PAD_OUTPUT_ENABLE_MS,
 			       host->addr + PAD_OUTPUT_ENABLE);
 
-			host_ctl = readl(host->addr + HOST_CONTROL);
-			host_ctl |= 7;
-			writel(host_ctl | (HOST_CONTROL_POWER_EN
-					   | HOST_CONTROL_CLOCK_EN),
-			       host->addr + HOST_CONTROL);
+			host_ctl = 7;
+			host_ctl |= HOST_CONTROL_POWER_EN
+				 | HOST_CONTROL_CLOCK_EN;
+			writel(host_ctl, host->addr + HOST_CONTROL);
 
 			dev_dbg(&host->chip->pdev->dev, "power on\n");
 		} else if (value == MEMSTICK_POWER_OFF) {
-			writel(readl(host->addr + HOST_CONTROL)
-			       & ~(HOST_CONTROL_POWER_EN
-				   | HOST_CONTROL_CLOCK_EN),
-			       host->addr +  HOST_CONTROL);
+			host_ctl &= ~(HOST_CONTROL_POWER_EN
+				      | HOST_CONTROL_CLOCK_EN);
+			writel(host_ctl, host->addr +  HOST_CONTROL);
 			writel(0, host->addr + PAD_OUTPUT_ENABLE);
 			writel(PAD_PU_PD_OFF, host->addr + PAD_PU_PD);
 			dev_dbg(&host->chip->pdev->dev, "power off\n");
 		}
 		break;
 	case MEMSTICK_INTERFACE:
-		/* jmb38x_ms_reset(host); */
-
-		host_ctl = readl(host->addr + HOST_CONTROL);
 		host_ctl &= ~(3 << HOST_CONTROL_IF_SHIFT);
-		/* host_ctl |= 7; */
 
 		if (value == MEMSTICK_SERIAL) {
 			host_ctl &= ~HOST_CONTROL_FAST_CLK;
 			host_ctl |= HOST_CONTROL_IF_SERIAL
 				    << HOST_CONTROL_IF_SHIFT;
 			host_ctl |= HOST_CONTROL_REI;
-			writel(0, host->addr + CLOCK_DELAY);
+			clock_ctl = CLOCK_CONTROL_40MHZ;
+			clock_delay = 0;
 		} else if (value == MEMSTICK_PAR4) {
 			host_ctl |= HOST_CONTROL_FAST_CLK;
 			host_ctl |= HOST_CONTROL_IF_PAR4
 				    << HOST_CONTROL_IF_SHIFT;
 			host_ctl &= ~HOST_CONTROL_REI;
-			writel(4, host->addr + CLOCK_DELAY);
+			clock_ctl = CLOCK_CONTROL_40MHZ;
+			clock_delay = 4;
 		} else if (value == MEMSTICK_PAR8) {
 			host_ctl |= HOST_CONTROL_FAST_CLK;
 			host_ctl |= HOST_CONTROL_IF_PAR8
 				    << HOST_CONTROL_IF_SHIFT;
 			host_ctl &= ~HOST_CONTROL_REI;
-			writel(4, host->addr + CLOCK_DELAY);
+			clock_ctl = CLOCK_CONTROL_60MHZ;
+			clock_delay = 0;
 		}
 		writel(host_ctl, host->addr + HOST_CONTROL);
+		writel(clock_ctl, host->addr + CLOCK_CONTROL);
+		writel(clock_delay, host->addr + CLOCK_DELAY);
 		break;
 	};
-
-	spin_unlock_irqrestore(&host->lock, flags);
 }
 
 #ifdef CONFIG_PM
@@ -772,13 +784,10 @@ static struct memstick_host *jmb38x_ms_alloc_host(struct jmb38x_ms *jm, int cnt)
 	snprintf(host->host_id, DEVICE_ID_SIZE, DRIVER_NAME ":slot%d",
 		 host->id);
 	host->irq = jm->pdev->irq;
-	host->timeout_jiffies = msecs_to_jiffies(4000);
+	host->timeout_jiffies = msecs_to_jiffies(1000);
 	msh->request = jmb38x_ms_request;
 	msh->set_param = jmb38x_ms_set_param;
-	/*
-	msh->caps = MEMSTICK_CAP_AUTO_GET_INT | MEMSTICK_CAP_PAR4
-		    | MEMSTICK_CAP_PAR8;
-	*/
+
 	msh->caps = MEMSTICK_CAP_PAR4 | MEMSTICK_CAP_PAR8;
 
 	setup_timer(&host->timer, jmb38x_ms_abort, (unsigned long)msh);
diff --git a/drivers/memstick/host/tifm_ms.c b/drivers/memstick/host/tifm_ms.c
index 2b5bf52a8302..8577de4ebb0e 100644
--- a/drivers/memstick/host/tifm_ms.c
+++ b/drivers/memstick/host/tifm_ms.c
@@ -182,7 +182,7 @@ static unsigned int tifm_ms_transfer_data(struct tifm_ms *host)
 	struct tifm_dev *sock = host->dev;
 	unsigned int length;
 	unsigned int off;
-	unsigned int t_size, p_off, p_cnt;
+	unsigned int t_size, p_cnt;
 	unsigned char *buf;
 	struct page *pg;
 	unsigned long flags = 0;
@@ -198,6 +198,8 @@ static unsigned int tifm_ms_transfer_data(struct tifm_ms *host)
 		host->block_pos);
 
 	while (length) {
+		unsigned int uninitialized_var(p_off);
+
 		if (host->req->long_data) {
 			pg = nth_page(sg_page(&host->req->sg),
 				      off >> PAGE_SHIFT);
@@ -340,11 +342,20 @@ static void tifm_ms_complete_cmd(struct tifm_ms *host)
 
 	del_timer(&host->timer);
 
-	if (host->use_dma)
+	host->req->int_reg = readl(sock->addr + SOCK_MS_STATUS) & 0xff;
+	host->req->int_reg = (host->req->int_reg & 1)
+			     | ((host->req->int_reg << 4) & 0xe0);
+
+	writel(TIFM_FIFO_INT_SETALL,
+	       sock->addr + SOCK_DMA_FIFO_INT_ENABLE_CLEAR);
+	writel(TIFM_DMA_RESET, sock->addr + SOCK_DMA_CONTROL);
+
+	if (host->use_dma) {
 		tifm_unmap_sg(sock, &host->req->sg, 1,
 			      host->req->data_dir == READ
 			      ? PCI_DMA_FROMDEVICE
 			      : PCI_DMA_TODEVICE);
+	}
 
 	writel((~TIFM_CTRL_LED) & readl(sock->addr + SOCK_CONTROL),
 	       sock->addr + SOCK_CONTROL);
@@ -424,12 +435,6 @@ static void tifm_ms_card_event(struct tifm_dev *sock)
 		else if (host_status & TIFM_MS_STAT_CRC)
 			host->req->error = -EILSEQ;
 
-		if (host->req->error) {
-			writel(TIFM_FIFO_INT_SETALL,
-			       sock->addr + SOCK_DMA_FIFO_INT_ENABLE_CLEAR);
-			writel(TIFM_DMA_RESET, sock->addr + SOCK_DMA_CONTROL);
-		}
-
 		if (host_status & TIFM_MS_STAT_RDY)
 			host->cmd_flags |= CMD_READY;
 
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 6b6df8679585..c6be6eba7dc3 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -1430,6 +1430,98 @@ mpt_get_product_name(u16 vendor, u16 device, u8 revision, char *prod_name)
 		sprintf(prod_name, "%s", product_str);
 }
 
+/**
+ *	mpt_mapresources - map in memory mapped io
+ *	@ioc: Pointer to pointer to IOC adapter
+ *
+ **/
+static int
+mpt_mapresources(MPT_ADAPTER *ioc)
+{
+	u8		__iomem *mem;
+	int		 ii;
+	unsigned long	 mem_phys;
+	unsigned long	 port;
+	u32		 msize;
+	u32		 psize;
+	u8		 revision;
+	int		 r = -ENODEV;
+	struct pci_dev *pdev;
+
+	pdev = ioc->pcidev;
+	ioc->bars = pci_select_bars(pdev, IORESOURCE_MEM);
+	if (pci_enable_device_mem(pdev)) {
+		printk(MYIOC_s_ERR_FMT "pci_enable_device_mem() "
+		    "failed\n", ioc->name);
+		return r;
+	}
+	if (pci_request_selected_regions(pdev, ioc->bars, "mpt")) {
+		printk(MYIOC_s_ERR_FMT "pci_request_selected_regions() with "
+		    "MEM failed\n", ioc->name);
+		return r;
+	}
+
+	pci_read_config_byte(pdev, PCI_CLASS_REVISION, &revision);
+
+	if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK)
+	    && !pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK)) {
+		dinitprintk(ioc, printk(MYIOC_s_INFO_FMT
+		    ": 64 BIT PCI BUS DMA ADDRESSING SUPPORTED\n",
+		    ioc->name));
+	} else if (!pci_set_dma_mask(pdev, DMA_32BIT_MASK)
+	    && !pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)) {
+		dinitprintk(ioc, printk(MYIOC_s_INFO_FMT
+		    ": 32 BIT PCI BUS DMA ADDRESSING SUPPORTED\n",
+		    ioc->name));
+	} else {
+		printk(MYIOC_s_WARN_FMT "no suitable DMA mask for %s\n",
+		    ioc->name, pci_name(pdev));
+		pci_release_selected_regions(pdev, ioc->bars);
+		return r;
+	}
+
+	mem_phys = msize = 0;
+	port = psize = 0;
+	for (ii = 0; ii < DEVICE_COUNT_RESOURCE; ii++) {
+		if (pci_resource_flags(pdev, ii) & PCI_BASE_ADDRESS_SPACE_IO) {
+			if (psize)
+				continue;
+			/* Get I/O space! */
+			port = pci_resource_start(pdev, ii);
+			psize = pci_resource_len(pdev, ii);
+		} else {
+			if (msize)
+				continue;
+			/* Get memmap */
+			mem_phys = pci_resource_start(pdev, ii);
+			msize = pci_resource_len(pdev, ii);
+		}
+	}
+	ioc->mem_size = msize;
+
+	mem = NULL;
+	/* Get logical ptr for PciMem0 space */
+	/*mem = ioremap(mem_phys, msize);*/
+	mem = ioremap(mem_phys, msize);
+	if (mem == NULL) {
+		printk(MYIOC_s_ERR_FMT ": ERROR - Unable to map adapter"
+			" memory!\n", ioc->name);
+		return -EINVAL;
+	}
+	ioc->memmap = mem;
+	dinitprintk(ioc, printk(MYIOC_s_INFO_FMT "mem = %p, mem_phys = %lx\n",
+	    ioc->name, mem, mem_phys));
+
+	ioc->mem_phys = mem_phys;
+	ioc->chip = (SYSIF_REGS __iomem *)mem;
+
+	/* Save Port IO values in case we need to do downloadboot */
+	ioc->pio_mem_phys = port;
+	ioc->pio_chip = (SYSIF_REGS __iomem *)port;
+
+	return 0;
+}
+
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /**
  *	mpt_attach - Install a PCI intelligent MPT adapter.
@@ -1452,13 +1544,6 @@ int
 mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	MPT_ADAPTER	*ioc;
-	u8		__iomem *mem;
-	u8		__iomem *pmem;
-	unsigned long	 mem_phys;
-	unsigned long	 port;
-	u32		 msize;
-	u32		 psize;
-	int		 ii;
 	u8		 cb_idx;
 	int		 r = -ENODEV;
 	u8		 revision;
@@ -1468,52 +1553,32 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	struct proc_dir_entry *dent, *ent;
 #endif
 
-	if (mpt_debug_level)
-		printk(KERN_INFO MYNAM ": mpt_debug_level=%xh\n", mpt_debug_level);
-
 	ioc = kzalloc(sizeof(MPT_ADAPTER), GFP_ATOMIC);
 	if (ioc == NULL) {
 		printk(KERN_ERR MYNAM ": ERROR - Insufficient memory to add adapter!\n");
 		return -ENOMEM;
 	}
-	ioc->debug_level = mpt_debug_level;
+
 	ioc->id = mpt_ids++;
 	sprintf(ioc->name, "ioc%d", ioc->id);
 
-	ioc->bars = pci_select_bars(pdev, IORESOURCE_MEM);
-	if (pci_enable_device_mem(pdev)) {
-		printk(MYIOC_s_ERR_FMT "pci_enable_device_mem() "
-		       "failed\n", ioc->name);
-		kfree(ioc);
-		return r;
-	}
-	if (pci_request_selected_regions(pdev, ioc->bars, "mpt")) {
-		printk(MYIOC_s_ERR_FMT "pci_request_selected_regions() with "
-		       "MEM failed\n", ioc->name);
-		kfree(ioc);
-		return r;
-	}
+	/*
+	 * set initial debug level
+	 * (refer to mptdebug.h)
+	 *
+	 */
+	ioc->debug_level = mpt_debug_level;
+	if (mpt_debug_level)
+		printk(KERN_INFO "mpt_debug_level=%xh\n", mpt_debug_level);
 
 	dinitprintk(ioc, printk(MYIOC_s_INFO_FMT ": mpt_adapter_install\n", ioc->name));
 
-	if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK)) {
-		dprintk(ioc, printk(MYIOC_s_INFO_FMT
-			": 64 BIT PCI BUS DMA ADDRESSING SUPPORTED\n", ioc->name));
-	} else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) {
-		printk(MYIOC_s_WARN_FMT ": 32 BIT PCI BUS DMA ADDRESSING NOT SUPPORTED\n",
-		    ioc->name);
+	ioc->pcidev = pdev;
+	if (mpt_mapresources(ioc)) {
 		kfree(ioc);
 		return r;
 	}
 
-	if (!pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK)) {
-		dprintk(ioc, printk(MYIOC_s_INFO_FMT
-			": Using 64 bit consistent mask\n", ioc->name));
-	} else {
-		dprintk(ioc, printk(MYIOC_s_INFO_FMT
-			": Not using 64 bit consistent mask\n", ioc->name));
-	}
-
 	ioc->alloc_total = sizeof(MPT_ADAPTER);
 	ioc->req_sz = MPT_DEFAULT_FRAME_SIZE;		/* avoid div by zero! */
 	ioc->reply_sz = MPT_REPLY_FRAME_SIZE;
@@ -1551,48 +1616,9 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 	/* Find lookup slot. */
 	INIT_LIST_HEAD(&ioc->list);
 
-	mem_phys = msize = 0;
-	port = psize = 0;
-	for (ii=0; ii < DEVICE_COUNT_RESOURCE; ii++) {
-		if (pci_resource_flags(pdev, ii) & PCI_BASE_ADDRESS_SPACE_IO) {
-			if (psize)
-				continue;
-			/* Get I/O space! */
-			port = pci_resource_start(pdev, ii);
-			psize = pci_resource_len(pdev,ii);
-		} else {
-			if (msize)
-				continue;
-			/* Get memmap */
-			mem_phys = pci_resource_start(pdev, ii);
-			msize = pci_resource_len(pdev,ii);
-		}
-	}
-	ioc->mem_size = msize;
-
-	mem = NULL;
-	/* Get logical ptr for PciMem0 space */
-	/*mem = ioremap(mem_phys, msize);*/
-	mem = ioremap(mem_phys, msize);
-	if (mem == NULL) {
-		printk(MYIOC_s_ERR_FMT "Unable to map adapter memory!\n", ioc->name);
-		kfree(ioc);
-		return -EINVAL;
-	}
-	ioc->memmap = mem;
-	dinitprintk(ioc, printk(MYIOC_s_INFO_FMT "mem = %p, mem_phys = %lx\n", ioc->name, mem, mem_phys));
-
 	dinitprintk(ioc, printk(MYIOC_s_INFO_FMT "facts @ %p, pfacts[0] @ %p\n",
 	    ioc->name, &ioc->facts, &ioc->pfacts[0]));
 
-	ioc->mem_phys = mem_phys;
-	ioc->chip = (SYSIF_REGS __iomem *)mem;
-
-	/* Save Port IO values in case we need to do downloadboot */
-	ioc->pio_mem_phys = port;
-	pmem = (u8 __iomem *)port;
-	ioc->pio_chip = (SYSIF_REGS __iomem *)pmem;
-
 	pci_read_config_byte(pdev, PCI_CLASS_REVISION, &revision);
 	mpt_get_product_name(pdev->vendor, pdev->device, revision, ioc->prod_name);
 
@@ -1688,7 +1714,9 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 		list_del(&ioc->list);
 		if (ioc->alt_ioc)
 			ioc->alt_ioc->alt_ioc = NULL;
-		iounmap(mem);
+		iounmap(ioc->memmap);
+		if (r != -5)
+			pci_release_selected_regions(pdev, ioc->bars);
 		kfree(ioc);
 		pci_set_drvdata(pdev, NULL);
 		return r;
@@ -1784,13 +1812,10 @@ mpt_suspend(struct pci_dev *pdev, pm_message_t state)
 	u32 device_state;
 	MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
 
-	device_state=pci_choose_state(pdev, state);
-
-	printk(MYIOC_s_INFO_FMT
-	"pci-suspend: pdev=0x%p, slot=%s, Entering operating state [D%d]\n",
-		ioc->name, pdev, pci_name(pdev), device_state);
-
-	pci_save_state(pdev);
+	device_state = pci_choose_state(pdev, state);
+	printk(MYIOC_s_INFO_FMT "pci-suspend: pdev=0x%p, slot=%s, Entering "
+	    "operating state [D%d]\n", ioc->name, pdev, pci_name(pdev),
+	    device_state);
 
 	/* put ioc into READY_STATE */
 	if(SendIocReset(ioc, MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET, CAN_SLEEP)) {
@@ -1805,10 +1830,14 @@ mpt_suspend(struct pci_dev *pdev, pm_message_t state)
 	/* Clear any lingering interrupt */
 	CHIPREG_WRITE32(&ioc->chip->IntStatus, 0);
 
+	free_irq(ioc->pci_irq, ioc);
+	if (mpt_msi_enable)
+		pci_disable_msi(ioc->pcidev);
+	ioc->pci_irq = -1;
+	pci_save_state(pdev);
 	pci_disable_device(pdev);
 	pci_release_selected_regions(pdev, ioc->bars);
 	pci_set_power_state(pdev, device_state);
-
 	return 0;
 }
 
@@ -1823,48 +1852,54 @@ mpt_resume(struct pci_dev *pdev)
 	MPT_ADAPTER *ioc = pci_get_drvdata(pdev);
 	u32 device_state = pdev->current_state;
 	int recovery_state;
+	int err;
 
-	printk(MYIOC_s_INFO_FMT
-	"pci-resume: pdev=0x%p, slot=%s, Previous operating state [D%d]\n",
-		ioc->name, pdev, pci_name(pdev), device_state);
+	printk(MYIOC_s_INFO_FMT "pci-resume: pdev=0x%p, slot=%s, Previous "
+	    "operating state [D%d]\n", ioc->name, pdev, pci_name(pdev),
+	    device_state);
 
-	pci_set_power_state(pdev, 0);
+	pci_set_power_state(pdev, PCI_D0);
+	pci_enable_wake(pdev, PCI_D0, 0);
 	pci_restore_state(pdev);
-	if (ioc->facts.Flags & MPI_IOCFACTS_FLAGS_FW_DOWNLOAD_BOOT) {
-		ioc->bars = pci_select_bars(ioc->pcidev, IORESOURCE_MEM |
-			IORESOURCE_IO);
-		if (pci_enable_device(pdev))
-			return 0;
-	} else {
-		ioc->bars = pci_select_bars(pdev, IORESOURCE_MEM);
-		if (pci_enable_device_mem(pdev))
-			return 0;
-	}
-	if (pci_request_selected_regions(pdev, ioc->bars, "mpt"))
-		return 0;
+	ioc->pcidev = pdev;
+	err = mpt_mapresources(ioc);
+	if (err)
+		return err;
 
-	/* enable interrupts */
-	CHIPREG_WRITE32(&ioc->chip->IntMask, MPI_HIM_DIM);
-	ioc->active = 1;
+	printk(MYIOC_s_INFO_FMT "pci-resume: ioc-state=0x%x,doorbell=0x%x\n",
+	    ioc->name, (mpt_GetIocState(ioc, 1) >> MPI_IOC_STATE_SHIFT),
+	    CHIPREG_READ32(&ioc->chip->Doorbell));
 
-	printk(MYIOC_s_INFO_FMT
-		"pci-resume: ioc-state=0x%x,doorbell=0x%x\n",
-		ioc->name,
-		(mpt_GetIocState(ioc, 1) >> MPI_IOC_STATE_SHIFT),
-		CHIPREG_READ32(&ioc->chip->Doorbell));
+	/*
+	 * Errata workaround for SAS pci express:
+	 * Upon returning to the D0 state, the contents of the doorbell will be
+	 * stale data, and this will incorrectly signal to the host driver that
+	 * the firmware is ready to process mpt commands.   The workaround is
+	 * to issue a diagnostic reset.
+	 */
+	if (ioc->bus_type == SAS && (pdev->device ==
+	    MPI_MANUFACTPAGE_DEVID_SAS1068E || pdev->device ==
+	    MPI_MANUFACTPAGE_DEVID_SAS1064E)) {
+		if (KickStart(ioc, 1, CAN_SLEEP) < 0) {
+			printk(MYIOC_s_WARN_FMT "pci-resume: Cannot recover\n",
+			    ioc->name);
+			goto out;
+		}
+	}
 
 	/* bring ioc to operational state */
-	if ((recovery_state = mpt_do_ioc_recovery(ioc,
-	    MPT_HOSTEVENT_IOC_RECOVER, CAN_SLEEP)) != 0) {
-		printk(MYIOC_s_INFO_FMT
-			"pci-resume: Cannot recover, error:[%x]\n",
-			ioc->name, recovery_state);
-	} else {
+	printk(MYIOC_s_INFO_FMT "Sending mpt_do_ioc_recovery\n", ioc->name);
+	recovery_state = mpt_do_ioc_recovery(ioc, MPT_HOSTEVENT_IOC_BRINGUP,
+						 CAN_SLEEP);
+	if (recovery_state != 0)
+		printk(MYIOC_s_WARN_FMT "pci-resume: Cannot recover, "
+		    "error:[%x]\n", ioc->name, recovery_state);
+	else
 		printk(MYIOC_s_INFO_FMT
-			"pci-resume: success\n", ioc->name);
-	}
-
+		    "pci-resume: success\n", ioc->name);
+ out:
 	return 0;
+
 }
 #endif
 
@@ -1903,6 +1938,7 @@ mpt_signal_reset(u8 index, MPT_ADAPTER *ioc, int reset_phase)
  *		-3 if READY but PrimeIOCFifos Failed
  *		-4 if READY but IOCInit Failed
  *		-5 if failed to enable_device and/or request_selected_regions
+ *		-6 if failed to upload firmware
  */
 static int
 mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
@@ -2097,7 +2133,7 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
 				} else {
 					printk(MYIOC_s_WARN_FMT
 					    "firmware upload failure!\n", ioc->name);
-					ret = -5;
+					ret = -6;
 				}
 			}
 		}
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 0c252f60c4c1..c207bda6723b 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -1170,6 +1170,10 @@ mptscsih_shutdown(struct pci_dev *pdev)
 int
 mptscsih_suspend(struct pci_dev *pdev, pm_message_t state)
 {
+	MPT_ADAPTER 		*ioc = pci_get_drvdata(pdev);
+
+	scsi_block_requests(ioc->sh);
+	flush_scheduled_work();
 	mptscsih_shutdown(pdev);
 	return mpt_suspend(pdev,state);
 }
@@ -1183,7 +1187,12 @@ mptscsih_suspend(struct pci_dev *pdev, pm_message_t state)
 int
 mptscsih_resume(struct pci_dev *pdev)
 {
-	return mpt_resume(pdev);
+	MPT_ADAPTER 		*ioc = pci_get_drvdata(pdev);
+	int rc;
+
+	rc = mpt_resume(pdev);
+	scsi_unblock_requests(ioc->sh);
+	return rc;
 }
 
 #endif
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 63fb1ff3ad10..f6f2d960cadb 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -28,14 +28,14 @@
 static inline void asic3_write_register(struct asic3 *asic,
 				 unsigned int reg, u32 value)
 {
-	iowrite16(value, (unsigned long)asic->mapping +
+	iowrite16(value, asic->mapping +
 		  (reg >> asic->bus_shift));
 }
 
 static inline u32 asic3_read_register(struct asic3 *asic,
 			       unsigned int reg)
 {
-	return ioread16((unsigned long)asic->mapping +
+	return ioread16(asic->mapping +
 			(reg >> asic->bus_shift));
 }
 
diff --git a/drivers/misc/fujitsu-laptop.c b/drivers/misc/fujitsu-laptop.c
index 1cfd7f3f1294..e2e7c05a147b 100644
--- a/drivers/misc/fujitsu-laptop.c
+++ b/drivers/misc/fujitsu-laptop.c
@@ -231,7 +231,7 @@ static int acpi_fujitsu_remove(struct acpi_device *device, int type)
 
 	if (!device || !acpi_driver_data(device))
 		return -EINVAL;
-	fujitsu->acpi_handle = 0;
+	fujitsu->acpi_handle = NULL;
 
 	return 0;
 }
diff --git a/drivers/misc/ibmasm/module.c b/drivers/misc/ibmasm/module.c
index 4f9d4a9da983..b5f6add34b0b 100644
--- a/drivers/misc/ibmasm/module.c
+++ b/drivers/misc/ibmasm/module.c
@@ -106,7 +106,7 @@ static int __devinit ibmasm_init_one(struct pci_dev *pdev, const struct pci_devi
 	sp->irq = pdev->irq;
 	sp->base_address = ioremap(pci_resource_start(pdev, 0),
 					pci_resource_len(pdev, 0));
-	if (sp->base_address == 0) {
+	if (!sp->base_address) {
 		dev_err(sp->dev, "Failed to ioremap pci memory\n");
 		result =  -ENODEV;
 		goto error_ioremap;
diff --git a/drivers/misc/lkdtm.c b/drivers/misc/lkdtm.c
index c884730c5eaf..1bfe5d16963b 100644
--- a/drivers/misc/lkdtm.c
+++ b/drivers/misc/lkdtm.c
@@ -197,7 +197,7 @@ static int lkdtm_parse_commandline(void)
 {
 	int i;
 
-	if (cpoint_name == INVALID || cpoint_type == NONE ||
+	if (cpoint_name == NULL || cpoint_type == NULL ||
 					cpoint_count < 1 || recur_count < 1)
 		return -EINVAL;
 
diff --git a/drivers/mmc/core/Makefile b/drivers/mmc/core/Makefile
index 4985807257a8..19a1a254a0c5 100644
--- a/drivers/mmc/core/Makefile
+++ b/drivers/mmc/core/Makefile
@@ -7,7 +7,7 @@ ifeq ($(CONFIG_MMC_DEBUG),y)
 endif
 
 obj-$(CONFIG_MMC)		+= mmc_core.o
-mmc_core-y			:= core.o sysfs.o bus.o host.o \
+mmc_core-y			:= core.o bus.o host.o \
 				   mmc.o mmc_ops.o sd.o sd_ops.o \
 				   sdio.o sdio_ops.o sdio_bus.o \
 				   sdio_cis.o sdio_io.o sdio_irq.o
diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c
index b0c22cad9423..fd95b18e988b 100644
--- a/drivers/mmc/core/bus.c
+++ b/drivers/mmc/core/bus.c
@@ -17,7 +17,6 @@
 #include <linux/mmc/card.h>
 #include <linux/mmc/host.h>
 
-#include "sysfs.h"
 #include "core.h"
 #include "sdio_cis.h"
 #include "bus.h"
@@ -43,7 +42,7 @@ static ssize_t mmc_type_show(struct device *dev,
 }
 
 static struct device_attribute mmc_dev_attrs[] = {
-	MMC_ATTR_RO(type),
+	__ATTR(type, S_IRUGO, mmc_type_show, NULL),
 	__ATTR_NULL,
 };
 
@@ -189,7 +188,7 @@ static void mmc_release_card(struct device *dev)
 /*
  * Allocate and initialise a new MMC card structure.
  */
-struct mmc_card *mmc_alloc_card(struct mmc_host *host)
+struct mmc_card *mmc_alloc_card(struct mmc_host *host, struct device_type *type)
 {
 	struct mmc_card *card;
 
@@ -204,6 +203,7 @@ struct mmc_card *mmc_alloc_card(struct mmc_host *host)
 	card->dev.parent = mmc_classdev(host);
 	card->dev.bus = &mmc_bus_type;
 	card->dev.release = mmc_release_card;
+	card->dev.type = type;
 
 	return card;
 }
@@ -248,24 +248,10 @@ int mmc_add_card(struct mmc_card *card)
 			type, card->rca);
 	}
 
-	card->dev.uevent_suppress = 1;
-
 	ret = device_add(&card->dev);
 	if (ret)
 		return ret;
 
-	if (card->host->bus_ops->sysfs_add) {
-		ret = card->host->bus_ops->sysfs_add(card->host, card);
-		if (ret) {
-			device_del(&card->dev);
-			return ret;
-		 }
-	}
-
-	card->dev.uevent_suppress = 0;
-
-	kobject_uevent(&card->dev.kobj, KOBJ_ADD);
-
 	mmc_card_set_present(card);
 
 	return 0;
@@ -285,9 +271,6 @@ void mmc_remove_card(struct mmc_card *card)
 			printk(KERN_INFO "%s: card %04x removed\n",
 				mmc_hostname(card->host), card->rca);
 		}
-
-		if (card->host->bus_ops->sysfs_remove)
-			card->host->bus_ops->sysfs_remove(card->host, card);
 		device_del(&card->dev);
 	}
 
diff --git a/drivers/mmc/core/bus.h b/drivers/mmc/core/bus.h
index 4f35431116a8..18178766ab46 100644
--- a/drivers/mmc/core/bus.h
+++ b/drivers/mmc/core/bus.h
@@ -11,7 +11,16 @@
 #ifndef _MMC_CORE_BUS_H
 #define _MMC_CORE_BUS_H
 
-struct mmc_card *mmc_alloc_card(struct mmc_host *host);
+#define MMC_DEV_ATTR(name, fmt, args...)					\
+static ssize_t mmc_##name##_show (struct device *dev, struct device_attribute *attr, char *buf)	\
+{										\
+	struct mmc_card *card = container_of(dev, struct mmc_card, dev);	\
+	return sprintf(buf, fmt, args);						\
+}										\
+static DEVICE_ATTR(name, S_IRUGO, mmc_##name##_show, NULL)
+
+struct mmc_card *mmc_alloc_card(struct mmc_host *host,
+	struct device_type *type);
 int mmc_add_card(struct mmc_card *card);
 void mmc_remove_card(struct mmc_card *card);
 
diff --git a/drivers/mmc/core/core.h b/drivers/mmc/core/core.h
index 39daf2fb5dc4..cfa8e15b5923 100644
--- a/drivers/mmc/core/core.h
+++ b/drivers/mmc/core/core.h
@@ -18,8 +18,6 @@
 struct mmc_bus_ops {
 	void (*remove)(struct mmc_host *);
 	void (*detect)(struct mmc_host *);
-	int (*sysfs_add)(struct mmc_host *, struct mmc_card *card);
-	void (*sysfs_remove)(struct mmc_host *, struct mmc_card *card);
 	void (*suspend)(struct mmc_host *);
 	void (*resume)(struct mmc_host *);
 };
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 68c0e3b2f0e8..3da29eef8f7d 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -17,7 +17,6 @@
 #include <linux/mmc/mmc.h>
 
 #include "core.h"
-#include "sysfs.h"
 #include "bus.h"
 #include "mmc_ops.h"
 
@@ -248,6 +247,44 @@ out:
 	return err;
 }
 
+MMC_DEV_ATTR(cid, "%08x%08x%08x%08x\n", card->raw_cid[0], card->raw_cid[1],
+	card->raw_cid[2], card->raw_cid[3]);
+MMC_DEV_ATTR(csd, "%08x%08x%08x%08x\n", card->raw_csd[0], card->raw_csd[1],
+	card->raw_csd[2], card->raw_csd[3]);
+MMC_DEV_ATTR(date, "%02d/%04d\n", card->cid.month, card->cid.year);
+MMC_DEV_ATTR(fwrev, "0x%x\n", card->cid.fwrev);
+MMC_DEV_ATTR(hwrev, "0x%x\n", card->cid.hwrev);
+MMC_DEV_ATTR(manfid, "0x%06x\n", card->cid.manfid);
+MMC_DEV_ATTR(name, "%s\n", card->cid.prod_name);
+MMC_DEV_ATTR(oemid, "0x%04x\n", card->cid.oemid);
+MMC_DEV_ATTR(serial, "0x%08x\n", card->cid.serial);
+
+static struct attribute *mmc_std_attrs[] = {
+	&dev_attr_cid.attr,
+	&dev_attr_csd.attr,
+	&dev_attr_date.attr,
+	&dev_attr_fwrev.attr,
+	&dev_attr_hwrev.attr,
+	&dev_attr_manfid.attr,
+	&dev_attr_name.attr,
+	&dev_attr_oemid.attr,
+	&dev_attr_serial.attr,
+	NULL,
+};
+
+static struct attribute_group mmc_std_attr_group = {
+	.attrs = mmc_std_attrs,
+};
+
+static struct attribute_group *mmc_attr_groups[] = {
+	&mmc_std_attr_group,
+	NULL,
+};
+
+static struct device_type mmc_type = {
+	.groups = mmc_attr_groups,
+};
+
 /*
  * Handle the detection and initialisation of a card.
  *
@@ -308,7 +345,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
 		/*
 		 * Allocate card structure.
 		 */
-		card = mmc_alloc_card(host);
+		card = mmc_alloc_card(host, &mmc_type);
 		if (IS_ERR(card)) {
 			err = PTR_ERR(card);
 			goto err;
@@ -459,53 +496,6 @@ static void mmc_detect(struct mmc_host *host)
 	}
 }
 
-MMC_ATTR_FN(cid, "%08x%08x%08x%08x\n", card->raw_cid[0], card->raw_cid[1],
-	card->raw_cid[2], card->raw_cid[3]);
-MMC_ATTR_FN(csd, "%08x%08x%08x%08x\n", card->raw_csd[0], card->raw_csd[1],
-	card->raw_csd[2], card->raw_csd[3]);
-MMC_ATTR_FN(date, "%02d/%04d\n", card->cid.month, card->cid.year);
-MMC_ATTR_FN(fwrev, "0x%x\n", card->cid.fwrev);
-MMC_ATTR_FN(hwrev, "0x%x\n", card->cid.hwrev);
-MMC_ATTR_FN(manfid, "0x%06x\n", card->cid.manfid);
-MMC_ATTR_FN(name, "%s\n", card->cid.prod_name);
-MMC_ATTR_FN(oemid, "0x%04x\n", card->cid.oemid);
-MMC_ATTR_FN(serial, "0x%08x\n", card->cid.serial);
-
-static struct device_attribute mmc_dev_attrs[] = {
-	MMC_ATTR_RO(cid),
-	MMC_ATTR_RO(csd),
-	MMC_ATTR_RO(date),
-	MMC_ATTR_RO(fwrev),
-	MMC_ATTR_RO(hwrev),
-	MMC_ATTR_RO(manfid),
-	MMC_ATTR_RO(name),
-	MMC_ATTR_RO(oemid),
-	MMC_ATTR_RO(serial),
-	__ATTR_NULL,
-};
-
-/*
- * Adds sysfs entries as relevant.
- */
-static int mmc_sysfs_add(struct mmc_host *host, struct mmc_card *card)
-{
-	int ret;
-
-	ret = mmc_add_attrs(card, mmc_dev_attrs);
-	if (ret < 0)
-		return ret;
-
-	return 0;
-}
-
-/*
- * Removes the sysfs entries added by mmc_sysfs_add().
- */
-static void mmc_sysfs_remove(struct mmc_host *host, struct mmc_card *card)
-{
-	mmc_remove_attrs(card, mmc_dev_attrs);
-}
-
 #ifdef CONFIG_MMC_UNSAFE_RESUME
 
 /*
@@ -560,8 +550,6 @@ static void mmc_resume(struct mmc_host *host)
 static const struct mmc_bus_ops mmc_ops = {
 	.remove = mmc_remove,
 	.detect = mmc_detect,
-	.sysfs_add = mmc_sysfs_add,
-	.sysfs_remove = mmc_sysfs_remove,
 	.suspend = mmc_suspend,
 	.resume = mmc_resume,
 };
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index d1c1e0f592f1..7ef3b15c5e3d 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -18,7 +18,6 @@
 #include <linux/mmc/sd.h>
 
 #include "core.h"
-#include "sysfs.h"
 #include "bus.h"
 #include "mmc_ops.h"
 #include "sd_ops.h"
@@ -283,6 +282,47 @@ out:
 	return err;
 }
 
+MMC_DEV_ATTR(cid, "%08x%08x%08x%08x\n", card->raw_cid[0], card->raw_cid[1],
+	card->raw_cid[2], card->raw_cid[3]);
+MMC_DEV_ATTR(csd, "%08x%08x%08x%08x\n", card->raw_csd[0], card->raw_csd[1],
+	card->raw_csd[2], card->raw_csd[3]);
+MMC_DEV_ATTR(scr, "%08x%08x\n", card->raw_scr[0], card->raw_scr[1]);
+MMC_DEV_ATTR(date, "%02d/%04d\n", card->cid.month, card->cid.year);
+MMC_DEV_ATTR(fwrev, "0x%x\n", card->cid.fwrev);
+MMC_DEV_ATTR(hwrev, "0x%x\n", card->cid.hwrev);
+MMC_DEV_ATTR(manfid, "0x%06x\n", card->cid.manfid);
+MMC_DEV_ATTR(name, "%s\n", card->cid.prod_name);
+MMC_DEV_ATTR(oemid, "0x%04x\n", card->cid.oemid);
+MMC_DEV_ATTR(serial, "0x%08x\n", card->cid.serial);
+
+
+static struct attribute *sd_std_attrs[] = {
+	&dev_attr_cid.attr,
+	&dev_attr_csd.attr,
+	&dev_attr_scr.attr,
+	&dev_attr_date.attr,
+	&dev_attr_fwrev.attr,
+	&dev_attr_hwrev.attr,
+	&dev_attr_manfid.attr,
+	&dev_attr_name.attr,
+	&dev_attr_oemid.attr,
+	&dev_attr_serial.attr,
+	NULL,
+};
+
+static struct attribute_group sd_std_attr_group = {
+	.attrs = sd_std_attrs,
+};
+
+static struct attribute_group *sd_attr_groups[] = {
+	&sd_std_attr_group,
+	NULL,
+};
+
+static struct device_type sd_type = {
+	.groups = sd_attr_groups,
+};
+
 /*
  * Handle the detection and initialisation of a card.
  *
@@ -352,7 +392,7 @@ static int mmc_sd_init_card(struct mmc_host *host, u32 ocr,
 		/*
 		 * Allocate card structure.
 		 */
-		card = mmc_alloc_card(host);
+		card = mmc_alloc_card(host, &sd_type);
 		if (IS_ERR(card)) {
 			err = PTR_ERR(card);
 			goto err;
@@ -518,55 +558,6 @@ static void mmc_sd_detect(struct mmc_host *host)
 	}
 }
 
-MMC_ATTR_FN(cid, "%08x%08x%08x%08x\n", card->raw_cid[0], card->raw_cid[1],
-	card->raw_cid[2], card->raw_cid[3]);
-MMC_ATTR_FN(csd, "%08x%08x%08x%08x\n", card->raw_csd[0], card->raw_csd[1],
-	card->raw_csd[2], card->raw_csd[3]);
-MMC_ATTR_FN(scr, "%08x%08x\n", card->raw_scr[0], card->raw_scr[1]);
-MMC_ATTR_FN(date, "%02d/%04d\n", card->cid.month, card->cid.year);
-MMC_ATTR_FN(fwrev, "0x%x\n", card->cid.fwrev);
-MMC_ATTR_FN(hwrev, "0x%x\n", card->cid.hwrev);
-MMC_ATTR_FN(manfid, "0x%06x\n", card->cid.manfid);
-MMC_ATTR_FN(name, "%s\n", card->cid.prod_name);
-MMC_ATTR_FN(oemid, "0x%04x\n", card->cid.oemid);
-MMC_ATTR_FN(serial, "0x%08x\n", card->cid.serial);
-
-static struct device_attribute mmc_sd_dev_attrs[] = {
-	MMC_ATTR_RO(cid),
-	MMC_ATTR_RO(csd),
-	MMC_ATTR_RO(scr),
-	MMC_ATTR_RO(date),
-	MMC_ATTR_RO(fwrev),
-	MMC_ATTR_RO(hwrev),
-	MMC_ATTR_RO(manfid),
-	MMC_ATTR_RO(name),
-	MMC_ATTR_RO(oemid),
-	MMC_ATTR_RO(serial),
-	__ATTR_NULL,
-};
-
-/*
- * Adds sysfs entries as relevant.
- */
-static int mmc_sd_sysfs_add(struct mmc_host *host, struct mmc_card *card)
-{
-	int ret;
-
-	ret = mmc_add_attrs(card, mmc_sd_dev_attrs);
-	if (ret < 0)
-		return ret;
-
-	return 0;
-}
-
-/*
- * Removes the sysfs entries added by mmc_sysfs_add().
- */
-static void mmc_sd_sysfs_remove(struct mmc_host *host, struct mmc_card *card)
-{
-	mmc_remove_attrs(card, mmc_sd_dev_attrs);
-}
-
 #ifdef CONFIG_MMC_UNSAFE_RESUME
 
 /*
@@ -621,8 +612,6 @@ static void mmc_sd_resume(struct mmc_host *host)
 static const struct mmc_bus_ops mmc_sd_ops = {
 	.remove = mmc_sd_remove,
 	.detect = mmc_sd_detect,
-	.sysfs_add = mmc_sd_sysfs_add,
-	.sysfs_remove = mmc_sd_sysfs_remove,
 	.suspend = mmc_sd_suspend,
 	.resume = mmc_sd_resume,
 };
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 87a50f456efc..4eab79e09ccc 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -287,7 +287,7 @@ int mmc_attach_sdio(struct mmc_host *host, u32 ocr)
 	/*
 	 * Allocate card structure.
 	 */
-	card = mmc_alloc_card(host);
+	card = mmc_alloc_card(host, NULL);
 	if (IS_ERR(card)) {
 		err = PTR_ERR(card);
 		goto err;
diff --git a/drivers/mmc/core/sysfs.c b/drivers/mmc/core/sysfs.c
deleted file mode 100644
index 00a97e70f914..000000000000
--- a/drivers/mmc/core/sysfs.c
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- *  linux/drivers/mmc/core/sysfs.c
- *
- *  Copyright (C) 2003 Russell King, All Rights Reserved.
- *  Copyright 2007 Pierre Ossman
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- *  MMC sysfs/driver model support.
- */
-#include <linux/device.h>
-
-#include <linux/mmc/card.h>
-
-#include "sysfs.h"
-
-int mmc_add_attrs(struct mmc_card *card, struct device_attribute *attrs)
-{
-	int error = 0;
-	int i;
-
-	for (i = 0; attr_name(attrs[i]); i++) {
-		error = device_create_file(&card->dev, &attrs[i]);
-		if (error) {
-			while (--i >= 0)
-				device_remove_file(&card->dev, &attrs[i]);
-			break;
-		}
-	}
-
-	return error;
-}
-
-void mmc_remove_attrs(struct mmc_card *card, struct device_attribute *attrs)
-{
-	int i;
-
-	for (i = 0; attr_name(attrs[i]); i++)
-		device_remove_file(&card->dev, &attrs[i]);
-}
-
diff --git a/drivers/mmc/core/sysfs.h b/drivers/mmc/core/sysfs.h
deleted file mode 100644
index 4b8f670bd10f..000000000000
--- a/drivers/mmc/core/sysfs.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- *  linux/drivers/mmc/core/sysfs.h
- *
- *  Copyright (C) 2003 Russell King, All Rights Reserved.
- *  Copyright 2007 Pierre Ossman
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#ifndef _MMC_CORE_SYSFS_H
-#define _MMC_CORE_SYSFS_H
-
-#define MMC_ATTR_FN(name, fmt, args...)					\
-static ssize_t mmc_##name##_show (struct device *dev, struct device_attribute *attr, char *buf)	\
-{									\
-	struct mmc_card *card = container_of(dev, struct mmc_card, dev);\
-	return sprintf(buf, fmt, args);					\
-}
-
-#define MMC_ATTR_RO(name) __ATTR(name, S_IRUGO, mmc_##name##_show, NULL)
-
-int mmc_add_attrs(struct mmc_card *card, struct device_attribute *attrs);
-void mmc_remove_attrs(struct mmc_card *card, struct device_attribute *attrs);
-
-#endif
diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c
index eeaaa9dce6ef..ad1880c67518 100644
--- a/drivers/mtd/devices/block2mtd.c
+++ b/drivers/mtd/devices/block2mtd.c
@@ -408,7 +408,6 @@ static int block2mtd_setup2(const char *val)
 	if (token[1]) {
 		ret = parse_num(&erase_size, token[1]);
 		if (ret) {
-			kfree(name);
 			parse_err("illegal erase size");
 		}
 	}
diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c
index f00e04efbe28..bc4649a17b9d 100644
--- a/drivers/mtd/maps/physmap.c
+++ b/drivers/mtd/maps/physmap.c
@@ -202,9 +202,8 @@ static int physmap_flash_suspend(struct platform_device *dev, pm_message_t state
 	int ret = 0;
 	int i;
 
-	if (info)
-		for (i = 0; i < MAX_RESOURCES; i++)
-			ret |= info->mtd[i]->suspend(info->mtd[i]);
+	for (i = 0; i < MAX_RESOURCES && info->mtd[i]; i++)
+		ret |= info->mtd[i]->suspend(info->mtd[i]);
 
 	return ret;
 }
@@ -214,9 +213,9 @@ static int physmap_flash_resume(struct platform_device *dev)
 	struct physmap_flash_info *info = platform_get_drvdata(dev);
 	int i;
 
-	if (info)
-		for (i = 0; i < MAX_RESOURCES; i++)
-			info->mtd[i]->resume(info->mtd[i]);
+	for (i = 0; i < MAX_RESOURCES && info->mtd[i]; i++)
+		info->mtd[i]->resume(info->mtd[i]);
+
 	return 0;
 }
 
@@ -225,8 +224,8 @@ static void physmap_flash_shutdown(struct platform_device *dev)
 	struct physmap_flash_info *info = platform_get_drvdata(dev);
 	int i;
 
-	for (i = 0; i < MAX_RESOURCES; i++)
-		if (info && info->mtd[i]->suspend(info->mtd[i]) == 0)
+	for (i = 0; i < MAX_RESOURCES && info->mtd[i]; i++)
+		if (info->mtd[i]->suspend(info->mtd[i]) == 0)
 			info->mtd[i]->resume(info->mtd[i]);
 }
 #else
diff --git a/drivers/mtd/nand/rtc_from4.c b/drivers/mtd/nand/rtc_from4.c
index 9189ec8f243e..0f6ac250f434 100644
--- a/drivers/mtd/nand/rtc_from4.c
+++ b/drivers/mtd/nand/rtc_from4.c
@@ -460,7 +460,7 @@ static int rtc_from4_errstat(struct mtd_info *mtd, struct nand_chip *this,
 			er_stat |= 1 << 1;
 		kfree(buf);
 	}
-
+out:
 	rtn = status;
 	if (er_stat == 0) {	/* if ECC is available   */
 		rtn = (status & ~NAND_STATUS_FAIL);	/*   clear the error bit */
diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c
index b09a53de1c53..d63cc93f055d 100644
--- a/drivers/net/dm9000.c
+++ b/drivers/net/dm9000.c
@@ -968,7 +968,7 @@ dm9000_interrupt(int irq, void *dev_id)
 struct dm9000_rxhdr {
 	u8	RxPktReady;
 	u8	RxStatus;
-	u16	RxLen;
+	__le16	RxLen;
 } __attribute__((__packed__));
 
 /*
diff --git a/drivers/net/fec_mpc52xx_phy.c b/drivers/net/fec_mpc52xx_phy.c
index 1837584c4504..6a3ac4ea97e9 100644
--- a/drivers/net/fec_mpc52xx_phy.c
+++ b/drivers/net/fec_mpc52xx_phy.c
@@ -109,7 +109,8 @@ static int mpc52xx_fec_mdio_probe(struct of_device *of, const struct of_device_i
 		int irq = irq_of_parse_and_map(child, 0);
 		if (irq != NO_IRQ) {
 			const u32 *id = of_get_property(child, "reg", NULL);
-			bus->irq[*id] = irq;
+			if (id)
+				bus->irq[*id] = irq;
 		}
 	}
 
diff --git a/drivers/net/plip.c b/drivers/net/plip.c
index fee3d7b1feba..1e965427b0e9 100644
--- a/drivers/net/plip.c
+++ b/drivers/net/plip.c
@@ -903,17 +903,18 @@ plip_interrupt(void *dev_id)
 	struct net_local *nl;
 	struct plip_local *rcv;
 	unsigned char c0;
+	unsigned long flags;
 
 	nl = netdev_priv(dev);
 	rcv = &nl->rcv_data;
 
-	spin_lock_irq (&nl->lock);
+	spin_lock_irqsave (&nl->lock, flags);
 
 	c0 = read_status(dev);
 	if ((c0 & 0xf8) != 0xc0) {
 		if ((dev->irq != -1) && (net_debug > 1))
 			printk(KERN_DEBUG "%s: spurious interrupt\n", dev->name);
-		spin_unlock_irq (&nl->lock);
+		spin_unlock_irqrestore (&nl->lock, flags);
 		return;
 	}
 
@@ -942,7 +943,7 @@ plip_interrupt(void *dev_id)
 		break;
 	}
 
-	spin_unlock_irq(&nl->lock);
+	spin_unlock_irqrestore(&nl->lock, flags);
 }
 
 static int
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 54c662690f65..853bce0ac478 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -4329,10 +4329,14 @@ static int sky2_suspend(struct pci_dev *pdev, pm_message_t state)
 	if (!hw)
 		return 0;
 
+	del_timer_sync(&hw->watchdog_timer);
+	cancel_work_sync(&hw->restart_work);
+
 	for (i = 0; i < hw->ports; i++) {
 		struct net_device *dev = hw->dev[i];
 		struct sky2_port *sky2 = netdev_priv(dev);
 
+		netif_device_detach(dev);
 		if (netif_running(dev))
 			sky2_down(dev);
 
@@ -4383,6 +4387,8 @@ static int sky2_resume(struct pci_dev *pdev)
 
 	for (i = 0; i < hw->ports; i++) {
 		struct net_device *dev = hw->dev[i];
+
+		netif_device_attach(dev);
 		if (netif_running(dev)) {
 			err = sky2_up(dev);
 			if (err) {
diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index 7e1f00131f91..df56a518691c 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -376,7 +376,7 @@ static int alloc_all_urbs(rtl8150_t * dev)
 		return 0;
 	}
 	dev->ctrl_urb = usb_alloc_urb(0, GFP_KERNEL);
-	if (!dev->intr_urb) {
+	if (!dev->ctrl_urb) {
 		usb_free_urb(dev->rx_urb);
 		usb_free_urb(dev->tx_urb);
 		usb_free_urb(dev->intr_urb);
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 7f4836b8e71e..5fa4ba0d9934 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -467,7 +467,7 @@ static int pciehp_probe(struct pcie_device *dev, const struct pcie_port_service_
 	t_slot = pciehp_find_slot(ctrl, ctrl->slot_device_offset);
 
 	t_slot->hpc_ops->get_adapter_status(t_slot, &value); /* Check if slot is occupied */
-	if (value) {
+	if (value && pciehp_force) {
 		rc = pciehp_enable_slot(t_slot);
 		if (rc)	/* -ENODEV: shouldn't happen, but deal with it */
 			value = 0;
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index 977d29b32295..4cb949f0ebd9 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -1097,6 +1097,8 @@ static void iommu_free_domain(struct dmar_domain *domain)
 }
 
 static struct iova_domain reserved_iova_list;
+static struct lock_class_key reserved_alloc_key;
+static struct lock_class_key reserved_rbtree_key;
 
 static void dmar_init_reserved_ranges(void)
 {
@@ -1107,6 +1109,11 @@ static void dmar_init_reserved_ranges(void)
 
 	init_iova_domain(&reserved_iova_list, DMA_32BIT_PFN);
 
+	lockdep_set_class(&reserved_iova_list.iova_alloc_lock,
+		&reserved_alloc_key);
+	lockdep_set_class(&reserved_iova_list.iova_rbtree_lock,
+		&reserved_rbtree_key);
+
 	/* IOAPIC ranges shouldn't be accessed by DMA */
 	iova = reserve_iova(&reserved_iova_list, IOVA_PFN(IOAPIC_RANGE_START),
 		IOVA_PFN(IOAPIC_RANGE_END));
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 183fddaa38b7..a4445b7210bf 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -314,24 +314,6 @@ int pci_find_ht_capability(struct pci_dev *dev, int ht_cap)
 }
 EXPORT_SYMBOL_GPL(pci_find_ht_capability);
 
-void pcie_wait_pending_transaction(struct pci_dev *dev)
-{
-	int pos;
-	u16 reg16;
-
-	pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
-	if (!pos)
-		return;
-	while (1) {
-		pci_read_config_word(dev, pos + PCI_EXP_DEVSTA, &reg16);
-		if (!(reg16 & PCI_EXP_DEVSTA_TRPND))
-			break;
-		cpu_relax();
-	}
-
-}
-EXPORT_SYMBOL_GPL(pcie_wait_pending_transaction);
-
 /**
  * pci_find_parent_resource - return resource region of parent bus of given region
  * @dev: PCI device structure contains resources to be searched
@@ -936,9 +918,6 @@ pci_disable_device(struct pci_dev *dev)
 	if (atomic_sub_return(1, &dev->enable_cnt) != 0)
 		return;
 
-	/* Wait for all transactions are finished before disabling the device */
-	pcie_wait_pending_transaction(dev);
-
 	pci_read_config_word(dev, PCI_COMMAND, &pci_command);
 	if (pci_command & PCI_COMMAND_MASTER) {
 		pci_command &= ~PCI_COMMAND_MASTER;
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index e9a333d98552..e887aa45c9cd 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -951,6 +951,12 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_82375,	quirk_e
  * accesses to the SMBus registers, with potentially bad effects. Thus you
  * should be very careful when adding new entries: if SMM is accessing the
  * Intel SMBus, this is a very good reason to leave it hidden.
+ *
+ * Likewise, many recent laptops use ACPI for thermal management. If the
+ * ACPI DSDT code accesses the SMBus, then Linux should not access it
+ * natively, and keeping the SMBus hidden is the right thing to do. If you
+ * are about to add an entry in the table below, please first disassemble
+ * the DSDT and double-check that there is no code accessing the SMBus.
  */
 static int asus_hides_smbus;
 
@@ -1028,11 +1034,6 @@ static void __init asus_hides_smbus_hostbridge(struct pci_dev *dev)
 			case 0x12bf: /* HP xw4100 */
 				asus_hides_smbus = 1;
 			}
-		else if (dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB)
-			switch (dev->subsystem_device) {
-			case 0x099c: /* HP Compaq nx6110 */
-				asus_hides_smbus = 1;
-			}
        } else if (unlikely(dev->subsystem_vendor == PCI_VENDOR_ID_SAMSUNG)) {
                if (dev->device ==  PCI_DEVICE_ID_INTEL_82855PM_HB)
                        switch(dev->subsystem_device) {
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 125e7b7f34ff..f7cb8e0758b4 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -486,12 +486,7 @@ void __ref pci_bus_size_bridges(struct pci_bus *bus)
 		break;
 
 	case PCI_CLASS_BRIDGE_PCI:
-		/* don't size subtractive decoding (transparent)
-		 * PCI-to-PCI bridges */
-		if (bus->self->transparent)
-			break;
 		pci_bridge_check_ranges(bus);
-		/* fall through */
 	default:
 		pbus_size_io(bus);
 		/* If the bridge supports prefetchable range, size it
diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index 2c925b7cd93e..257f5d827d83 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -88,6 +88,15 @@ MODULE_LICENSE("GPL");
 #define _LTAG_MEM32RANGE	0x85
 #define _LTAG_FIXEDMEM32RANGE	0x86
 
+/*
+ * Sizes of ISAPNP logical device configuration register sets.
+ * See PNP-ISA-v1.0a.pdf, Appendix A.
+ */
+#define ISAPNP_MAX_MEM		4
+#define ISAPNP_MAX_PORT		8
+#define ISAPNP_MAX_IRQ		2
+#define ISAPNP_MAX_DMA		2
+
 static unsigned char isapnp_checksum_value;
 static DEFINE_MUTEX(isapnp_cfg_mutex);
 static int isapnp_csn_count;
@@ -945,14 +954,14 @@ static int isapnp_read_resources(struct pnp_dev *dev,
 
 	dev->active = isapnp_read_byte(ISAPNP_CFG_ACTIVATE);
 	if (dev->active) {
-		for (tmp = 0; tmp < PNP_MAX_PORT; tmp++) {
+		for (tmp = 0; tmp < ISAPNP_MAX_PORT; tmp++) {
 			ret = isapnp_read_word(ISAPNP_CFG_PORT + (tmp << 1));
 			if (!ret)
 				continue;
 			res->port_resource[tmp].start = ret;
 			res->port_resource[tmp].flags = IORESOURCE_IO;
 		}
-		for (tmp = 0; tmp < PNP_MAX_MEM; tmp++) {
+		for (tmp = 0; tmp < ISAPNP_MAX_MEM; tmp++) {
 			ret =
 			    isapnp_read_word(ISAPNP_CFG_MEM + (tmp << 3)) << 8;
 			if (!ret)
@@ -960,7 +969,7 @@ static int isapnp_read_resources(struct pnp_dev *dev,
 			res->mem_resource[tmp].start = ret;
 			res->mem_resource[tmp].flags = IORESOURCE_MEM;
 		}
-		for (tmp = 0; tmp < PNP_MAX_IRQ; tmp++) {
+		for (tmp = 0; tmp < ISAPNP_MAX_IRQ; tmp++) {
 			ret =
 			    (isapnp_read_word(ISAPNP_CFG_IRQ + (tmp << 1)) >>
 			     8);
@@ -970,7 +979,7 @@ static int isapnp_read_resources(struct pnp_dev *dev,
 			    res->irq_resource[tmp].end = ret;
 			res->irq_resource[tmp].flags = IORESOURCE_IRQ;
 		}
-		for (tmp = 0; tmp < PNP_MAX_DMA; tmp++) {
+		for (tmp = 0; tmp < ISAPNP_MAX_DMA; tmp++) {
 			ret = isapnp_read_byte(ISAPNP_CFG_DMA + tmp);
 			if (ret == 4)
 				continue;
@@ -1002,14 +1011,14 @@ static int isapnp_set_resources(struct pnp_dev *dev,
 	isapnp_cfg_begin(dev->card->number, dev->number);
 	dev->active = 1;
 	for (tmp = 0;
-	     tmp < PNP_MAX_PORT
+	     tmp < ISAPNP_MAX_PORT
 	     && (res->port_resource[tmp].
 		 flags & (IORESOURCE_IO | IORESOURCE_UNSET)) == IORESOURCE_IO;
 	     tmp++)
 		isapnp_write_word(ISAPNP_CFG_PORT + (tmp << 1),
 				  res->port_resource[tmp].start);
 	for (tmp = 0;
-	     tmp < PNP_MAX_IRQ
+	     tmp < ISAPNP_MAX_IRQ
 	     && (res->irq_resource[tmp].
 		 flags & (IORESOURCE_IRQ | IORESOURCE_UNSET)) == IORESOURCE_IRQ;
 	     tmp++) {
@@ -1019,14 +1028,14 @@ static int isapnp_set_resources(struct pnp_dev *dev,
 		isapnp_write_byte(ISAPNP_CFG_IRQ + (tmp << 1), irq);
 	}
 	for (tmp = 0;
-	     tmp < PNP_MAX_DMA
+	     tmp < ISAPNP_MAX_DMA
 	     && (res->dma_resource[tmp].
 		 flags & (IORESOURCE_DMA | IORESOURCE_UNSET)) == IORESOURCE_DMA;
 	     tmp++)
 		isapnp_write_byte(ISAPNP_CFG_DMA + tmp,
 				  res->dma_resource[tmp].start);
 	for (tmp = 0;
-	     tmp < PNP_MAX_MEM
+	     tmp < ISAPNP_MAX_MEM
 	     && (res->mem_resource[tmp].
 		 flags & (IORESOURCE_MEM | IORESOURCE_UNSET)) == IORESOURCE_MEM;
 	     tmp++)
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index 6aa231ef642d..2dcd1960aca8 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -85,7 +85,7 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res,
 	       i < PNP_MAX_IRQ)
 		i++;
 	if (i >= PNP_MAX_IRQ && !warned) {
-		printk(KERN_ERR "pnpacpi: exceeded the max number of IRQ "
+		printk(KERN_WARNING "pnpacpi: exceeded the max number of IRQ "
 				"resources: %d \n", PNP_MAX_IRQ);
 		warned = 1;
 		return;
@@ -187,7 +187,7 @@ static void pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res,
 		res->dma_resource[i].start = dma;
 		res->dma_resource[i].end = dma;
 	} else if (!warned) {
-		printk(KERN_ERR "pnpacpi: exceeded the max number of DMA "
+		printk(KERN_WARNING "pnpacpi: exceeded the max number of DMA "
 				"resources: %d \n", PNP_MAX_DMA);
 		warned = 1;
 	}
@@ -213,7 +213,7 @@ static void pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res,
 		res->port_resource[i].start = io;
 		res->port_resource[i].end = io + len - 1;
 	} else if (!warned) {
-		printk(KERN_ERR "pnpacpi: exceeded the max number of IO "
+		printk(KERN_WARNING "pnpacpi: exceeded the max number of IO "
 				"resources: %d \n", PNP_MAX_PORT);
 		warned = 1;
 	}
@@ -241,7 +241,7 @@ static void pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res,
 		res->mem_resource[i].start = mem;
 		res->mem_resource[i].end = mem + len - 1;
 	} else if (!warned) {
-		printk(KERN_ERR "pnpacpi: exceeded the max number of mem "
+		printk(KERN_WARNING "pnpacpi: exceeded the max number of mem "
 				"resources: %d\n", PNP_MAX_MEM);
 		warned = 1;
 	}
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 82f5ad9c3af4..9e7de63b26ef 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -16,7 +16,7 @@ menuconfig RTC_CLASS
 	  probably want to enable one or more of the interfaces below.
 
 	  This driver can also be built as a module. If so, the module
-	  will be called rtc-class.
+	  will be called rtc-core.
 
 if RTC_CLASS
 
diff --git a/drivers/rtc/rtc-at91sam9.c b/drivers/rtc/rtc-at91sam9.c
index bbf10ecf416c..56728a2a3385 100644
--- a/drivers/rtc/rtc-at91sam9.c
+++ b/drivers/rtc/rtc-at91sam9.c
@@ -274,7 +274,7 @@ static irqreturn_t at91_rtc_interrupt(int irq, void *_rtc)
 	 * SR clears it, so we must only read it in this irq handler!
 	 */
 	mr = rtt_readl(rtc, MR) & (AT91_RTT_ALMIEN | AT91_RTT_RTTINCIEN);
-	sr = rtt_readl(rtc, SR) & mr;
+	sr = rtt_readl(rtc, SR) & (mr >> 16);
 	if (!sr)
 		return IRQ_NONE;
 
@@ -321,6 +321,10 @@ static int __init at91_rtc_probe(struct platform_device *pdev)
 	if (!rtc)
 		return -ENOMEM;
 
+	/* platform setup code should have handled this; sigh */
+	if (!device_can_wakeup(&pdev->dev))
+		device_init_wakeup(&pdev->dev, 1);
+
 	platform_set_drvdata(pdev, rtc);
 	rtc->rtt = (void __force __iomem *) (AT91_VA_BASE_SYS - AT91_BASE_SYS);
 	rtc->rtt += r->start;
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index c46666a24809..b9d374082b65 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -325,7 +325,7 @@ menuconfig SCSI_LOWLEVEL
 	depends on SCSI!=n
 	default y
 
-if SCSI_LOWLEVEL
+if SCSI_LOWLEVEL && SCSI
 
 config ISCSI_TCP
 	tristate "iSCSI Initiator over TCP/IP"
diff --git a/drivers/scsi/a100u2w.c b/drivers/scsi/a100u2w.c
index f608d4a1d6da..792b2e807bf3 100644
--- a/drivers/scsi/a100u2w.c
+++ b/drivers/scsi/a100u2w.c
@@ -674,12 +674,13 @@ static struct orc_scb *__orc_alloc_scb(struct orc_host * host)
 		for (index = 0; index < 32; index++) {
 			if ((host->allocation_map[channel][i] >> index) & 0x01) {
 				host->allocation_map[channel][i] &= ~(1 << index);
-				break;
+				idx = index + 32 * i;
+				/*
+				 * Translate the index to a structure instance
+				 */
+				return host->scb_virt + idx;
 			}
 		}
-		idx = index + 32 * i;
-		/* Translate the index to a structure instance */
-		return (struct orc_scb *) ((unsigned long) host->scb_virt + (idx * sizeof(struct orc_scb)));
 	}
 	return NULL;
 }
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index 3c2d6888bb8c..8591585e5cc5 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -6439,7 +6439,7 @@ static int AdvLoadMicrocode(AdvPortAddr iop_base, unsigned char *buf, int size,
 			i += 2;
 			len += 2;
 		} else {
-			unsigned char off = buf[i] * 2;
+			unsigned int off = buf[i] * 2;
 			unsigned short word = (buf[off + 1] << 8) | buf[off];
 			AdvWriteWordAutoIncLram(iop_base, word);
 			len += 2;
diff --git a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
index 0393707bdfce..3288be2e49f8 100644
--- a/drivers/scsi/arcmsr/arcmsr.h
+++ b/drivers/scsi/arcmsr/arcmsr.h
@@ -341,13 +341,13 @@ struct MessageUnit_B
 	uint32_t	done_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
 	uint32_t	postq_index;
 	uint32_t	doneq_index;
-	uint32_t	__iomem *drv2iop_doorbell_reg;
-	uint32_t	__iomem *drv2iop_doorbell_mask_reg;
-	uint32_t	__iomem *iop2drv_doorbell_reg;
-	uint32_t	__iomem *iop2drv_doorbell_mask_reg;
-	uint32_t	__iomem *msgcode_rwbuffer_reg;
-	uint32_t	__iomem *ioctl_wbuffer_reg;
-	uint32_t	__iomem *ioctl_rbuffer_reg;
+	void		__iomem *drv2iop_doorbell_reg;
+	void		__iomem *drv2iop_doorbell_mask_reg;
+	void		__iomem *iop2drv_doorbell_reg;
+	void		__iomem *iop2drv_doorbell_mask_reg;
+	void		__iomem *msgcode_rwbuffer_reg;
+	void		__iomem *ioctl_wbuffer_reg;
+	void		__iomem *ioctl_rbuffer_reg;
 };
 
 /*
diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c
index 27ebd336409b..0b2080d33575 100644
--- a/drivers/scsi/gdth.c
+++ b/drivers/scsi/gdth.c
@@ -493,6 +493,12 @@ int __gdth_execute(struct scsi_device *sdev, gdth_cmd_str *gdtcmd, char *cmnd,
     if (!scp)
         return -ENOMEM;
 
+    scp->sense_buffer = kzalloc(SCSI_SENSE_BUFFERSIZE, GFP_KERNEL);
+    if (!scp->sense_buffer) {
+	kfree(scp);
+	return -ENOMEM;
+    }
+
     scp->device = sdev;
     memset(&cmndinfo, 0, sizeof(cmndinfo));
 
@@ -513,6 +519,7 @@ int __gdth_execute(struct scsi_device *sdev, gdth_cmd_str *gdtcmd, char *cmnd,
     rval = cmndinfo.status;
     if (info)
         *info = cmndinfo.info;
+    kfree(scp->sense_buffer);
     kfree(scp);
     return rval;
 }
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 880c78bff0e1..ed7e0a1fc34d 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -218,18 +218,24 @@ int scsi_add_host(struct Scsi_Host *shost, struct device *dev)
 
 	get_device(&shost->shost_gendev);
 
-	if (shost->transportt->host_size &&
-	    (shost->shost_data = kzalloc(shost->transportt->host_size,
-					 GFP_KERNEL)) == NULL)
-		goto out_del_classdev;
+	if (shost->transportt->host_size) {
+		shost->shost_data = kzalloc(shost->transportt->host_size,
+					 GFP_KERNEL);
+		if (shost->shost_data == NULL) {
+			error = -ENOMEM;
+			goto out_del_classdev;
+		}
+	}
 
 	if (shost->transportt->create_work_queue) {
 		snprintf(shost->work_q_name, KOBJ_NAME_LEN, "scsi_wq_%d",
 			shost->host_no);
 		shost->work_q = create_singlethread_workqueue(
 					shost->work_q_name);
-		if (!shost->work_q)
+		if (!shost->work_q) {
+			error = -EINVAL;
 			goto out_free_shost_data;
+		}
 	}
 
 	error = scsi_sysfs_add_host(shost);
diff --git a/drivers/scsi/libsas/sas_discover.c b/drivers/scsi/libsas/sas_discover.c
index 31b9af224243..709a6f75ca9d 100644
--- a/drivers/scsi/libsas/sas_discover.c
+++ b/drivers/scsi/libsas/sas_discover.c
@@ -295,11 +295,14 @@ static void sas_discover_domain(struct work_struct *work)
 	case FANOUT_DEV:
 		error = sas_discover_root_expander(dev);
 		break;
-#ifdef CONFIG_SCSI_SAS_ATA
 	case SATA_DEV:
 	case SATA_PM:
+#ifdef CONFIG_SCSI_SAS_ATA
 		error = sas_discover_sata(dev);
 		break;
+#else
+		SAS_DPRINTK("ATA device seen but CONFIG_SCSI_SAS_ATA=N so cannot attach\n");
+		/* Fall through */
 #endif
 	default:
 		error = -ENXIO;
diff --git a/drivers/scsi/mvsas.c b/drivers/scsi/mvsas.c
index 5ec0665b3a3d..e55b9037adb2 100644
--- a/drivers/scsi/mvsas.c
+++ b/drivers/scsi/mvsas.c
@@ -37,11 +37,13 @@
 #include <linux/dma-mapping.h>
 #include <linux/ctype.h>
 #include <scsi/libsas.h>
+#include <scsi/scsi_tcq.h>
+#include <scsi/sas_ata.h>
 #include <asm/io.h>
 
 #define DRV_NAME	"mvsas"
-#define DRV_VERSION	"0.5.1"
-#define _MV_DUMP 0
+#define DRV_VERSION	"0.5.2"
+#define _MV_DUMP	0
 #define MVS_DISABLE_NVRAM
 #define MVS_DISABLE_MSI
 
@@ -52,7 +54,7 @@
 	readl(regs + MVS_##reg);		\
 	} while (0)
 
-#define MVS_ID_NOT_MAPPED	0xff
+#define MVS_ID_NOT_MAPPED	0x7f
 #define MVS_CHIP_SLOT_SZ	(1U << mvi->chip->slot_width)
 
 /* offset for D2H FIS in the Received FIS List Structure */
@@ -84,6 +86,7 @@ enum driver_configuration {
 	MVS_RX_FIS_COUNT	= 17,	/* Optional rx'd FISs (max 17) */
 
 	MVS_QUEUE_SIZE		= 30,	/* Support Queue depth */
+	MVS_CAN_QUEUE		= MVS_SLOTS - 1,	/* SCSI Queue depth */
 };
 
 /* unchangeable hardware details */
@@ -358,7 +361,20 @@ enum hw_register_bits {
 
 	/* VSR */
 	/* PHYMODE 6 (CDB) */
-	PHY_MODE6_DTL_SPEED	= (1U << 27),
+	PHY_MODE6_LATECLK	= (1U << 29),	/* Lock Clock */
+	PHY_MODE6_DTL_SPEED	= (1U << 27),	/* Digital Loop Speed */
+	PHY_MODE6_FC_ORDER	= (1U << 26),	/* Fibre Channel Mode Order*/
+	PHY_MODE6_MUCNT_EN	= (1U << 24),	/* u Count Enable */
+	PHY_MODE6_SEL_MUCNT_LEN	= (1U << 22),	/* Training Length Select */
+	PHY_MODE6_SELMUPI	= (1U << 20),	/* Phase Multi Select (init) */
+	PHY_MODE6_SELMUPF	= (1U << 18),	/* Phase Multi Select (final) */
+	PHY_MODE6_SELMUFF	= (1U << 16),	/* Freq Loop Multi Sel(final) */
+	PHY_MODE6_SELMUFI	= (1U << 14),	/* Freq Loop Multi Sel(init) */
+	PHY_MODE6_FREEZE_LOOP	= (1U << 12),	/* Freeze Rx CDR Loop */
+	PHY_MODE6_INT_RXFOFFS	= (1U << 3),	/* Rx CDR Freq Loop Enable */
+	PHY_MODE6_FRC_RXFOFFS	= (1U << 2),	/* Initial Rx CDR Offset */
+	PHY_MODE6_STAU_0D8	= (1U << 1),	/* Rx CDR Freq Loop Saturate */
+	PHY_MODE6_RXSAT_DIS	= (1U << 0),	/* Saturate Ctl */
 };
 
 enum mvs_info_flags {
@@ -511,7 +527,43 @@ enum status_buffer {
 };
 
 enum error_info_rec {
-	CMD_ISS_STPD	=  (1U << 31),	/* Cmd Issue Stopped */
+	CMD_ISS_STPD	= (1U << 31),	/* Cmd Issue Stopped */
+	CMD_PI_ERR	= (1U << 30),	/* Protection info error.  see flags2 */
+	RSP_OVER	= (1U << 29),	/* rsp buffer overflow */
+	RETRY_LIM	= (1U << 28),	/* FIS/frame retry limit exceeded */
+	UNK_FIS 	= (1U << 27),	/* unknown FIS */
+	DMA_TERM	= (1U << 26),	/* DMA terminate primitive rx'd */
+	SYNC_ERR	= (1U << 25),	/* SYNC rx'd during frame xmit */
+	TFILE_ERR	= (1U << 24),	/* SATA taskfile Error bit set */
+	R_ERR		= (1U << 23),	/* SATA returned R_ERR prim */
+	RD_OFS		= (1U << 20),	/* Read DATA frame invalid offset */
+	XFER_RDY_OFS	= (1U << 19),	/* XFER_RDY offset error */
+	UNEXP_XFER_RDY	= (1U << 18),	/* unexpected XFER_RDY error */
+	DATA_OVER_UNDER = (1U << 16),	/* data overflow/underflow */
+	INTERLOCK	= (1U << 15),	/* interlock error */
+	NAK		= (1U << 14),	/* NAK rx'd */
+	ACK_NAK_TO	= (1U << 13),	/* ACK/NAK timeout */
+	CXN_CLOSED	= (1U << 12),	/* cxn closed w/out ack/nak */
+	OPEN_TO 	= (1U << 11),	/* I_T nexus lost, open cxn timeout */
+	PATH_BLOCKED	= (1U << 10),	/* I_T nexus lost, pathway blocked */
+	NO_DEST 	= (1U << 9),	/* I_T nexus lost, no destination */
+	STP_RES_BSY	= (1U << 8),	/* STP resources busy */
+	BREAK		= (1U << 7),	/* break received */
+	BAD_DEST	= (1U << 6),	/* bad destination */
+	BAD_PROTO	= (1U << 5),	/* protocol not supported */
+	BAD_RATE	= (1U << 4),	/* cxn rate not supported */
+	WRONG_DEST	= (1U << 3),	/* wrong destination error */
+	CREDIT_TO	= (1U << 2),	/* credit timeout */
+	WDOG_TO 	= (1U << 1),	/* watchdog timeout */
+	BUF_PAR 	= (1U << 0),	/* buffer parity error */
+};
+
+enum error_info_rec_2 {
+	SLOT_BSY_ERR	= (1U << 31),	/* Slot Busy Error */
+	GRD_CHK_ERR	= (1U << 14),	/* Guard Check Error */
+	APP_CHK_ERR	= (1U << 13),	/* Application Check error */
+	REF_CHK_ERR	= (1U << 12),	/* Reference Check Error */
+	USR_BLK_NM	= (1U << 0),	/* User Block Number */
 };
 
 struct mvs_chip_info {
@@ -543,28 +595,12 @@ struct mvs_cmd_hdr {
 	__le32			reserved[4];
 };
 
-struct mvs_slot_info {
-	struct sas_task		*task;
-	u32			n_elem;
-	u32			tx;
-
-	/* DMA buffer for storing cmd tbl, open addr frame, status buffer,
-	 * and PRD table
-	 */
-	void			*buf;
-	dma_addr_t		buf_dma;
-#if _MV_DUMP
-	u32			cmd_size;
-#endif
-
-	void			*response;
-};
-
 struct mvs_port {
 	struct asd_sas_port	sas_port;
 	u8			port_attached;
 	u8			taskfileset;
 	u8			wide_port_phymap;
+	struct list_head	list;
 };
 
 struct mvs_phy {
@@ -582,6 +618,27 @@ struct mvs_phy {
 	u32		frame_rcvd_size;
 	u8		frame_rcvd[32];
 	u8		phy_attached;
+	enum sas_linkrate	minimum_linkrate;
+	enum sas_linkrate	maximum_linkrate;
+};
+
+struct mvs_slot_info {
+	struct list_head	list;
+	struct sas_task		*task;
+	u32			n_elem;
+	u32			tx;
+
+	/* DMA buffer for storing cmd tbl, open addr frame, status buffer,
+	 * and PRD table
+	 */
+	void			*buf;
+	dma_addr_t		buf_dma;
+#if _MV_DUMP
+	u32			cmd_size;
+#endif
+
+	void			*response;
+	struct mvs_port		*port;
 };
 
 struct mvs_info {
@@ -612,21 +669,14 @@ struct mvs_info {
 
 	const struct mvs_chip_info *chip;
 
-	unsigned long		tags[MVS_SLOTS];
+	u8			tags[MVS_SLOTS];
 	struct mvs_slot_info	slot_info[MVS_SLOTS];
 				/* further per-slot information */
 	struct mvs_phy		phy[MVS_MAX_PHYS];
 	struct mvs_port		port[MVS_MAX_PHYS];
-
-	u32			can_queue;	/* per adapter */
-	u32			tag_out;	/*Get*/
-	u32			tag_in;		/*Give*/
-};
-
-struct mvs_queue_task {
-	struct list_head list;
-
-	void   *uldd_task;
+#ifdef MVS_USE_TASKLET
+	struct tasklet_struct	tasklet;
+#endif
 };
 
 static int mvs_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
@@ -641,10 +691,11 @@ static u32 mvs_read_port_irq_mask(struct mvs_info *mvi, u32 port);
 static u32 mvs_is_phy_ready(struct mvs_info *mvi, int i);
 static void mvs_detect_porttype(struct mvs_info *mvi, int i);
 static void mvs_update_phyinfo(struct mvs_info *mvi, int i, int get_st);
+static void mvs_release_task(struct mvs_info *mvi, int phy_no);
 
 static int mvs_scan_finished(struct Scsi_Host *, unsigned long);
 static void mvs_scan_start(struct Scsi_Host *);
-static int mvs_sas_slave_alloc(struct scsi_device *scsi_dev);
+static int mvs_slave_configure(struct scsi_device *sdev);
 
 static struct scsi_transport_template *mvs_stt;
 
@@ -659,7 +710,7 @@ static struct scsi_host_template mvs_sht = {
 	.name			= DRV_NAME,
 	.queuecommand		= sas_queuecommand,
 	.target_alloc		= sas_target_alloc,
-	.slave_configure	= sas_slave_configure,
+	.slave_configure	= mvs_slave_configure,
 	.slave_destroy		= sas_slave_destroy,
 	.scan_finished		= mvs_scan_finished,
 	.scan_start		= mvs_scan_start,
@@ -674,7 +725,7 @@ static struct scsi_host_template mvs_sht = {
 	.use_clustering		= ENABLE_CLUSTERING,
 	.eh_device_reset_handler	= sas_eh_device_reset_handler,
 	.eh_bus_reset_handler	= sas_eh_bus_reset_handler,
-	.slave_alloc		= mvs_sas_slave_alloc,
+	.slave_alloc		= sas_slave_alloc,
 	.target_destroy		= sas_target_destroy,
 	.ioctl			= sas_ioctl,
 };
@@ -709,10 +760,10 @@ static void mvs_hexdump(u32 size, u8 *data, u32 baseaddr)
 	printk("\n");
 }
 
+#if _MV_DUMP
 static void mvs_hba_sb_dump(struct mvs_info *mvi, u32 tag,
 				   enum sas_protocol proto)
 {
-#if _MV_DUMP
 	u32 offset;
 	struct pci_dev *pdev = mvi->pdev;
 	struct mvs_slot_info *slot = &mvi->slot_info[tag];
@@ -723,14 +774,14 @@ static void mvs_hba_sb_dump(struct mvs_info *mvi, u32 tag,
 			tag);
 	mvs_hexdump(32, (u8 *) slot->response,
 		    (u32) slot->buf_dma + offset);
-#endif
 }
+#endif
 
 static void mvs_hba_memory_dump(struct mvs_info *mvi, u32 tag,
 				enum sas_protocol proto)
 {
 #if _MV_DUMP
-	u32 sz, w_ptr, r_ptr;
+	u32 sz, w_ptr;
 	u64 addr;
 	void __iomem *regs = mvi->regs;
 	struct pci_dev *pdev = mvi->pdev;
@@ -738,12 +789,10 @@ static void mvs_hba_memory_dump(struct mvs_info *mvi, u32 tag,
 
 	/*Delivery Queue */
 	sz = mr32(TX_CFG) & TX_RING_SZ_MASK;
-	w_ptr = mr32(TX_PROD_IDX) & TX_RING_SZ_MASK;
-	r_ptr = mr32(TX_CONS_IDX) & TX_RING_SZ_MASK;
+	w_ptr = slot->tx;
 	addr = mr32(TX_HI) << 16 << 16 | mr32(TX_LO);
 	dev_printk(KERN_DEBUG, &pdev->dev,
-		"Delivery Queue Size=%04d , WRT_PTR=%04X , RD_PTR=%04X\n",
-		sz, w_ptr, r_ptr);
+		"Delivery Queue Size=%04d , WRT_PTR=%04X\n", sz, w_ptr);
 	dev_printk(KERN_DEBUG, &pdev->dev,
 		"Delivery Queue Base Address=0x%llX (PA)"
 		"(tx_dma=0x%llX), Entry=%04d\n",
@@ -751,11 +800,11 @@ static void mvs_hba_memory_dump(struct mvs_info *mvi, u32 tag,
 	mvs_hexdump(sizeof(u32), (u8 *)(&mvi->tx[mvi->tx_prod]),
 			(u32) mvi->tx_dma + sizeof(u32) * w_ptr);
 	/*Command List */
-	addr = mr32(CMD_LIST_HI) << 16 << 16 | mr32(CMD_LIST_LO);
+	addr = mvi->slot_dma;
 	dev_printk(KERN_DEBUG, &pdev->dev,
 		"Command List Base Address=0x%llX (PA)"
 		"(slot_dma=0x%llX), Header=%03d\n",
-		addr, mvi->slot_dma, tag);
+		addr, slot->buf_dma, tag);
 	dev_printk(KERN_DEBUG, &pdev->dev, "Command Header[%03d]:\n", tag);
 	/*mvs_cmd_hdr */
 	mvs_hexdump(sizeof(struct mvs_cmd_hdr), (u8 *)(&mvi->slot[tag]),
@@ -779,7 +828,7 @@ static void mvs_hba_memory_dump(struct mvs_info *mvi, u32 tag,
 
 static void mvs_hba_cq_dump(struct mvs_info *mvi)
 {
-#if _MV_DUMP
+#if (_MV_DUMP > 2)
 	u64 addr;
 	void __iomem *regs = mvi->regs;
 	struct pci_dev *pdev = mvi->pdev;
@@ -788,8 +837,8 @@ static void mvs_hba_cq_dump(struct mvs_info *mvi)
 
 	/*Completion Queue */
 	addr = mr32(RX_HI) << 16 << 16 | mr32(RX_LO);
-	dev_printk(KERN_DEBUG, &pdev->dev, "Completion Task = 0x%08X\n",
-		   (u32) mvi->slot_info[rx_desc & RXQ_SLOT_MASK].task);
+	dev_printk(KERN_DEBUG, &pdev->dev, "Completion Task = 0x%p\n",
+		   mvi->slot_info[rx_desc & RXQ_SLOT_MASK].task);
 	dev_printk(KERN_DEBUG, &pdev->dev,
 		"Completion List Base Address=0x%llX (PA), "
 		"CQ_Entry=%04d, CQ_WP=0x%08X\n",
@@ -854,34 +903,53 @@ static int pci_go_64(struct pci_dev *pdev)
 	return rc;
 }
 
+static int mvs_find_tag(struct mvs_info *mvi, struct sas_task *task, u32 *tag)
+{
+	if (task->lldd_task) {
+		struct mvs_slot_info *slot;
+		slot = (struct mvs_slot_info *) task->lldd_task;
+		*tag = slot - mvi->slot_info;
+		return 1;
+	}
+	return 0;
+}
+
 static void mvs_tag_clear(struct mvs_info *mvi, u32 tag)
 {
-	mvi->tag_in = (mvi->tag_in + 1) & (MVS_SLOTS - 1);
-	mvi->tags[mvi->tag_in] = tag;
+	void *bitmap = (void *) &mvi->tags;
+	clear_bit(tag, bitmap);
 }
 
 static void mvs_tag_free(struct mvs_info *mvi, u32 tag)
 {
-	mvi->tag_out = (mvi->tag_out - 1) & (MVS_SLOTS - 1);
+	mvs_tag_clear(mvi, tag);
+}
+
+static void mvs_tag_set(struct mvs_info *mvi, unsigned int tag)
+{
+	void *bitmap = (void *) &mvi->tags;
+	set_bit(tag, bitmap);
 }
 
 static int mvs_tag_alloc(struct mvs_info *mvi, u32 *tag_out)
 {
-	if (mvi->tag_out != mvi->tag_in) {
-		*tag_out = mvi->tags[mvi->tag_out];
-		mvi->tag_out = (mvi->tag_out + 1) & (MVS_SLOTS - 1);
-		return 0;
-	}
-	return -EBUSY;
+	unsigned int index, tag;
+	void *bitmap = (void *) &mvi->tags;
+
+	index = find_first_zero_bit(bitmap, MVS_SLOTS);
+	tag = index;
+	if (tag >= MVS_SLOTS)
+		return -SAS_QUEUE_FULL;
+	mvs_tag_set(mvi, tag);
+	*tag_out = tag;
+	return 0;
 }
 
 static void mvs_tag_init(struct mvs_info *mvi)
 {
 	int i;
 	for (i = 0; i < MVS_SLOTS; ++i)
-		mvi->tags[i] = i;
-	mvi->tag_out = 0;
-	mvi->tag_in = MVS_SLOTS - 1;
+		mvs_tag_clear(mvi, i);
 }
 
 #ifndef MVS_DISABLE_NVRAM
@@ -1013,10 +1081,21 @@ err_out:
 static void mvs_bytes_dmaed(struct mvs_info *mvi, int i)
 {
 	struct mvs_phy *phy = &mvi->phy[i];
+	struct asd_sas_phy *sas_phy = mvi->sas.sas_phy[i];
 
 	if (!phy->phy_attached)
 		return;
 
+	if (sas_phy->phy) {
+		struct sas_phy *sphy = sas_phy->phy;
+
+		sphy->negotiated_linkrate = sas_phy->linkrate;
+		sphy->minimum_linkrate = phy->minimum_linkrate;
+		sphy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
+		sphy->maximum_linkrate = phy->maximum_linkrate;
+		sphy->maximum_linkrate_hw = SAS_LINK_RATE_3_0_GBPS;
+	}
+
 	if (phy->phy_type & PORT_TYPE_SAS) {
 		struct sas_identify_frame *id;
 
@@ -1053,80 +1132,149 @@ static void mvs_scan_start(struct Scsi_Host *shost)
 	}
 }
 
-static int mvs_sas_slave_alloc(struct scsi_device *scsi_dev)
+static int mvs_slave_configure(struct scsi_device *sdev)
 {
-	int rc;
+	struct domain_device *dev = sdev_to_domain_dev(sdev);
+	int ret = sas_slave_configure(sdev);
 
-	rc = sas_slave_alloc(scsi_dev);
+	if (ret)
+		return ret;
 
-	return rc;
+	if (dev_is_sata(dev)) {
+		/* struct ata_port *ap = dev->sata_dev.ap; */
+		/* struct ata_device *adev = ap->link.device; */
+
+		/* clamp at no NCQ for the time being */
+		/* adev->flags |= ATA_DFLAG_NCQ_OFF; */
+		scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, 1);
+	}
+	return 0;
 }
 
-static void mvs_int_port(struct mvs_info *mvi, int port_no, u32 events)
+static void mvs_int_port(struct mvs_info *mvi, int phy_no, u32 events)
 {
 	struct pci_dev *pdev = mvi->pdev;
 	struct sas_ha_struct *sas_ha = &mvi->sas;
-	struct mvs_phy *phy = &mvi->phy[port_no];
+	struct mvs_phy *phy = &mvi->phy[phy_no];
 	struct asd_sas_phy *sas_phy = &phy->sas_phy;
 
-	phy->irq_status = mvs_read_port_irq_stat(mvi, port_no);
+	phy->irq_status = mvs_read_port_irq_stat(mvi, phy_no);
 	/*
 	* events is port event now ,
 	* we need check the interrupt status which belongs to per port.
 	*/
 	dev_printk(KERN_DEBUG, &pdev->dev,
 		"Port %d Event = %X\n",
-		port_no, phy->irq_status);
+		phy_no, phy->irq_status);
 
 	if (phy->irq_status & (PHYEV_POOF | PHYEV_DEC_ERR)) {
-		if (!mvs_is_phy_ready(mvi, port_no)) {
+		mvs_release_task(mvi, phy_no);
+		if (!mvs_is_phy_ready(mvi, phy_no)) {
 			sas_phy_disconnected(sas_phy);
 			sas_ha->notify_phy_event(sas_phy, PHYE_LOSS_OF_SIGNAL);
+			dev_printk(KERN_INFO, &pdev->dev,
+				"Port %d Unplug Notice\n", phy_no);
+
 		} else
 			mvs_phy_control(sas_phy, PHY_FUNC_LINK_RESET, NULL);
 	}
 	if (!(phy->irq_status & PHYEV_DEC_ERR)) {
 		if (phy->irq_status & PHYEV_COMWAKE) {
-			u32 tmp = mvs_read_port_irq_mask(mvi, port_no);
-			mvs_write_port_irq_mask(mvi, port_no,
+			u32 tmp = mvs_read_port_irq_mask(mvi, phy_no);
+			mvs_write_port_irq_mask(mvi, phy_no,
 						tmp | PHYEV_SIG_FIS);
 		}
 		if (phy->irq_status & (PHYEV_SIG_FIS | PHYEV_ID_DONE)) {
-			phy->phy_status = mvs_is_phy_ready(mvi, port_no);
+			phy->phy_status = mvs_is_phy_ready(mvi, phy_no);
 			if (phy->phy_status) {
-				mvs_detect_porttype(mvi, port_no);
+				mvs_detect_porttype(mvi, phy_no);
 
 				if (phy->phy_type & PORT_TYPE_SATA) {
 					u32 tmp = mvs_read_port_irq_mask(mvi,
-								port_no);
+								phy_no);
 					tmp &= ~PHYEV_SIG_FIS;
 					mvs_write_port_irq_mask(mvi,
-								port_no, tmp);
+								phy_no, tmp);
 				}
 
-				mvs_update_phyinfo(mvi, port_no, 0);
+				mvs_update_phyinfo(mvi, phy_no, 0);
 				sas_ha->notify_phy_event(sas_phy,
 							PHYE_OOB_DONE);
-				mvs_bytes_dmaed(mvi, port_no);
+				mvs_bytes_dmaed(mvi, phy_no);
 			} else {
 				dev_printk(KERN_DEBUG, &pdev->dev,
 					"plugin interrupt but phy is gone\n");
 				mvs_phy_control(sas_phy, PHY_FUNC_LINK_RESET,
 							NULL);
 			}
-		} else if (phy->irq_status & PHYEV_BROAD_CH)
+		} else if (phy->irq_status & PHYEV_BROAD_CH) {
+			mvs_release_task(mvi, phy_no);
 			sas_ha->notify_port_event(sas_phy,
 						PORTE_BROADCAST_RCVD);
+		}
 	}
-	mvs_write_port_irq_stat(mvi, port_no, phy->irq_status);
+	mvs_write_port_irq_stat(mvi, phy_no, phy->irq_status);
 }
 
 static void mvs_int_sata(struct mvs_info *mvi)
 {
-	/* FIXME */
+	u32 tmp;
+	void __iomem *regs = mvi->regs;
+	tmp = mr32(INT_STAT_SRS);
+	mw32(INT_STAT_SRS, tmp & 0xFFFF);
+}
+
+static void mvs_slot_reset(struct mvs_info *mvi, struct sas_task *task,
+				u32 slot_idx)
+{
+	void __iomem *regs = mvi->regs;
+	struct domain_device *dev = task->dev;
+	struct asd_sas_port *sas_port = dev->port;
+	struct mvs_port *port = mvi->slot_info[slot_idx].port;
+	u32 reg_set, phy_mask;
+
+	if (!sas_protocol_ata(task->task_proto)) {
+		reg_set = 0;
+		phy_mask = (port->wide_port_phymap) ? port->wide_port_phymap :
+				sas_port->phy_mask;
+	} else {
+		reg_set = port->taskfileset;
+		phy_mask = sas_port->phy_mask;
+	}
+	mvi->tx[mvi->tx_prod] = cpu_to_le32(TXQ_MODE_I | slot_idx |
+					(TXQ_CMD_SLOT_RESET << TXQ_CMD_SHIFT) |
+					(phy_mask << TXQ_PHY_SHIFT) |
+					(reg_set << TXQ_SRS_SHIFT));
+
+	mw32(TX_PROD_IDX, mvi->tx_prod);
+	mvi->tx_prod = (mvi->tx_prod + 1) & (MVS_CHIP_SLOT_SZ - 1);
+}
+
+static int mvs_sata_done(struct mvs_info *mvi, struct sas_task *task,
+			u32 slot_idx, int err)
+{
+	struct mvs_port *port = mvi->slot_info[slot_idx].port;
+	struct task_status_struct *tstat = &task->task_status;
+	struct ata_task_resp *resp = (struct ata_task_resp *)tstat->buf;
+	int stat = SAM_GOOD;
+
+	resp->frame_len = sizeof(struct dev_to_host_fis);
+	memcpy(&resp->ending_fis[0],
+	       SATA_RECEIVED_D2H_FIS(port->taskfileset),
+	       sizeof(struct dev_to_host_fis));
+	tstat->buf_valid_size = sizeof(*resp);
+	if (unlikely(err))
+		stat = SAS_PROTO_RESPONSE;
+	return stat;
 }
 
-static void mvs_slot_free(struct mvs_info *mvi, struct sas_task *task,
+static void mvs_slot_free(struct mvs_info *mvi, u32 rx_desc)
+{
+	u32 slot_idx = rx_desc & RXQ_SLOT_MASK;
+	mvs_tag_clear(mvi, slot_idx);
+}
+
+static void mvs_slot_task_free(struct mvs_info *mvi, struct sas_task *task,
 			  struct mvs_slot_info *slot, u32 slot_idx)
 {
 	if (!sas_protocol_ata(task->task_proto))
@@ -1149,38 +1297,58 @@ static void mvs_slot_free(struct mvs_info *mvi, struct sas_task *task,
 		/* do nothing */
 		break;
 	}
-
+	list_del(&slot->list);
+	task->lldd_task = NULL;
 	slot->task = NULL;
-	mvs_tag_clear(mvi, slot_idx);
+	slot->port = NULL;
 }
 
-static void mvs_slot_err(struct mvs_info *mvi, struct sas_task *task,
+static int mvs_slot_err(struct mvs_info *mvi, struct sas_task *task,
 			 u32 slot_idx)
 {
 	struct mvs_slot_info *slot = &mvi->slot_info[slot_idx];
-	u64 err_dw0 = *(u32 *) slot->response;
-	void __iomem *regs = mvi->regs;
-	u32 tmp;
+	u32 err_dw0 = le32_to_cpu(*(u32 *) (slot->response));
+	u32 err_dw1 = le32_to_cpu(*(u32 *) (slot->response + 4));
+	int stat = SAM_CHECK_COND;
 
-	if (err_dw0 & CMD_ISS_STPD)
-		if (sas_protocol_ata(task->task_proto)) {
-			tmp = mr32(INT_STAT_SRS);
-			mw32(INT_STAT_SRS, tmp & 0xFFFF);
-		}
+	if (err_dw1 & SLOT_BSY_ERR) {
+		stat = SAS_QUEUE_FULL;
+		mvs_slot_reset(mvi, task, slot_idx);
+	}
+	switch (task->task_proto) {
+	case SAS_PROTOCOL_SSP:
+		break;
+	case SAS_PROTOCOL_SMP:
+		break;
+	case SAS_PROTOCOL_SATA:
+	case SAS_PROTOCOL_STP:
+	case SAS_PROTOCOL_SATA | SAS_PROTOCOL_STP:
+		if (err_dw0 & TFILE_ERR)
+			stat = mvs_sata_done(mvi, task, slot_idx, 1);
+		break;
+	default:
+		break;
+	}
 
-	mvs_hba_sb_dump(mvi, slot_idx, task->task_proto);
+	mvs_hexdump(16, (u8 *) slot->response, 0);
+	return stat;
 }
 
-static int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc)
+static int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags)
 {
 	u32 slot_idx = rx_desc & RXQ_SLOT_MASK;
 	struct mvs_slot_info *slot = &mvi->slot_info[slot_idx];
 	struct sas_task *task = slot->task;
-	struct task_status_struct *tstat = &task->task_status;
-	struct mvs_port *port = &mvi->port[task->dev->port->id];
+	struct task_status_struct *tstat;
+	struct mvs_port *port;
 	bool aborted;
 	void *to;
 
+	if (unlikely(!task || !task->lldd_task))
+		return -1;
+
+	mvs_hba_cq_dump(mvi);
+
 	spin_lock(&task->task_state_lock);
 	aborted = task->task_state_flags & SAS_TASK_STATE_ABORTED;
 	if (!aborted) {
@@ -1190,22 +1358,27 @@ static int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc)
 	}
 	spin_unlock(&task->task_state_lock);
 
-	if (aborted)
+	if (aborted) {
+		mvs_slot_task_free(mvi, task, slot, slot_idx);
+		mvs_slot_free(mvi, rx_desc);
 		return -1;
+	}
 
+	port = slot->port;
+	tstat = &task->task_status;
 	memset(tstat, 0, sizeof(*tstat));
 	tstat->resp = SAS_TASK_COMPLETE;
 
-
-	if (unlikely(!port->port_attached)) {
-		tstat->stat = SAS_PHY_DOWN;
+	if (unlikely(!port->port_attached || flags)) {
+		mvs_slot_err(mvi, task, slot_idx);
+		if (!sas_protocol_ata(task->task_proto))
+			tstat->stat = SAS_PHY_DOWN;
 		goto out;
 	}
 
 	/* error info record present */
-	if ((rx_desc & RXQ_ERR) && (*(u64 *) slot->response)) {
-		tstat->stat = SAM_CHECK_COND;
-		mvs_slot_err(mvi, task, slot_idx);
+	if (unlikely((rx_desc & RXQ_ERR) && (*(u64 *) slot->response))) {
+		tstat->stat = mvs_slot_err(mvi, task, slot_idx);
 		goto out;
 	}
 
@@ -1242,21 +1415,7 @@ static int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc)
 	case SAS_PROTOCOL_SATA:
 	case SAS_PROTOCOL_STP:
 	case SAS_PROTOCOL_SATA | SAS_PROTOCOL_STP: {
-			struct ata_task_resp *resp =
-			    (struct ata_task_resp *)tstat->buf;
-
-			if ((rx_desc & (RXQ_DONE | RXQ_ERR | RXQ_ATTN)) ==
-			    RXQ_DONE)
-				tstat->stat = SAM_GOOD;
-			else
-				tstat->stat = SAM_CHECK_COND;
-
-			resp->frame_len = sizeof(struct dev_to_host_fis);
-			memcpy(&resp->ending_fis[0],
-			       SATA_RECEIVED_D2H_FIS(port->taskfileset),
-			       sizeof(struct dev_to_host_fis));
-			if (resp->ending_fis[2] & ATA_ERR)
-				mvs_hexdump(16, resp->ending_fis, 0);
+			tstat->stat = mvs_sata_done(mvi, task, slot_idx, 0);
 			break;
 		}
 
@@ -1266,11 +1425,34 @@ static int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc)
 	}
 
 out:
-	mvs_slot_free(mvi, task, slot, slot_idx);
+	mvs_slot_task_free(mvi, task, slot, slot_idx);
+	if (unlikely(tstat->stat != SAS_QUEUE_FULL))
+		mvs_slot_free(mvi, rx_desc);
+
+	spin_unlock(&mvi->lock);
 	task->task_done(task);
+	spin_lock(&mvi->lock);
 	return tstat->stat;
 }
 
+static void mvs_release_task(struct mvs_info *mvi, int phy_no)
+{
+	struct list_head *pos, *n;
+	struct mvs_slot_info *slot;
+	struct mvs_phy *phy = &mvi->phy[phy_no];
+	struct mvs_port *port = phy->port;
+	u32 rx_desc;
+
+	if (!port)
+		return;
+
+	list_for_each_safe(pos, n, &port->list) {
+		slot = container_of(pos, struct mvs_slot_info, list);
+		rx_desc = (u32) (slot - mvi->slot_info);
+		mvs_slot_complete(mvi, rx_desc, 1);
+	}
+}
+
 static void mvs_int_full(struct mvs_info *mvi)
 {
 	void __iomem *regs = mvi->regs;
@@ -1305,40 +1487,43 @@ static int mvs_int_rx(struct mvs_info *mvi, bool self_clear)
 	 * we don't have to stall the CPU reading that register.
 	 * The actual RX ring is offset by one dword, due to this.
 	 */
-	rx_prod_idx = mr32(RX_CONS_IDX) & RX_RING_SZ_MASK;
-	if (rx_prod_idx == 0xfff) {	/* h/w hasn't touched RX ring yet */
-		mvi->rx_cons = 0xfff;
+	rx_prod_idx = mvi->rx_cons;
+	mvi->rx_cons = le32_to_cpu(mvi->rx[0]);
+	if (mvi->rx_cons == 0xfff)	/* h/w hasn't touched RX ring yet */
 		return 0;
-	}
 
 	/* The CMPL_Q may come late, read from register and try again
 	* note: if coalescing is enabled,
 	* it will need to read from register every time for sure
 	*/
 	if (mvi->rx_cons == rx_prod_idx)
-		return 0;
+		mvi->rx_cons = mr32(RX_CONS_IDX) & RX_RING_SZ_MASK;
 
-	if (mvi->rx_cons == 0xfff)
-		mvi->rx_cons = MVS_RX_RING_SZ - 1;
+	if (mvi->rx_cons == rx_prod_idx)
+		return 0;
 
 	while (mvi->rx_cons != rx_prod_idx) {
 
 		/* increment our internal RX consumer pointer */
-		mvi->rx_cons = (mvi->rx_cons + 1) & (MVS_RX_RING_SZ - 1);
+		rx_prod_idx = (rx_prod_idx + 1) & (MVS_RX_RING_SZ - 1);
 
-		rx_desc = le32_to_cpu(mvi->rx[mvi->rx_cons + 1]);
-
-		mvs_hba_cq_dump(mvi);
+		rx_desc = le32_to_cpu(mvi->rx[rx_prod_idx + 1]);
 
 		if (likely(rx_desc & RXQ_DONE))
-			mvs_slot_complete(mvi, rx_desc);
+			mvs_slot_complete(mvi, rx_desc, 0);
 		if (rx_desc & RXQ_ATTN) {
 			attn = true;
 			dev_printk(KERN_DEBUG, &pdev->dev, "ATTN %X\n",
 				rx_desc);
 		} else if (rx_desc & RXQ_ERR) {
+			if (!(rx_desc & RXQ_DONE))
+				mvs_slot_complete(mvi, rx_desc, 0);
 			dev_printk(KERN_DEBUG, &pdev->dev, "RXQ_ERR %X\n",
 				rx_desc);
+		} else if (rx_desc & RXQ_SLOT_RESET) {
+			dev_printk(KERN_DEBUG, &pdev->dev, "Slot reset[%X]\n",
+				rx_desc);
+			mvs_slot_free(mvi, rx_desc);
 		}
 	}
 
@@ -1348,6 +1533,23 @@ static int mvs_int_rx(struct mvs_info *mvi, bool self_clear)
 	return 0;
 }
 
+#ifdef MVS_USE_TASKLET
+static void mvs_tasklet(unsigned long data)
+{
+	struct mvs_info *mvi = (struct mvs_info *) data;
+	unsigned long flags;
+
+	spin_lock_irqsave(&mvi->lock, flags);
+
+#ifdef MVS_DISABLE_MSI
+	mvs_int_full(mvi);
+#else
+	mvs_int_rx(mvi, true);
+#endif
+	spin_unlock_irqrestore(&mvi->lock, flags);
+}
+#endif
+
 static irqreturn_t mvs_interrupt(int irq, void *opaque)
 {
 	struct mvs_info *mvi = opaque;
@@ -1356,18 +1558,21 @@ static irqreturn_t mvs_interrupt(int irq, void *opaque)
 
 	stat = mr32(GBL_INT_STAT);
 
-	/* clear CMD_CMPLT ASAP */
-	mw32_f(INT_STAT, CINT_DONE);
-
 	if (stat == 0 || stat == 0xffffffff)
 		return IRQ_NONE;
 
+	/* clear CMD_CMPLT ASAP */
+	mw32_f(INT_STAT, CINT_DONE);
+
+#ifndef MVS_USE_TASKLET
 	spin_lock(&mvi->lock);
 
 	mvs_int_full(mvi);
 
 	spin_unlock(&mvi->lock);
-
+#else
+	tasklet_schedule(&mvi->tasklet);
+#endif
 	return IRQ_HANDLED;
 }
 
@@ -1376,12 +1581,15 @@ static irqreturn_t mvs_msi_interrupt(int irq, void *opaque)
 {
 	struct mvs_info *mvi = opaque;
 
+#ifndef MVS_USE_TASKLET
 	spin_lock(&mvi->lock);
 
 	mvs_int_rx(mvi, true);
 
 	spin_unlock(&mvi->lock);
-
+#else
+	tasklet_schedule(&mvi->tasklet);
+#endif
 	return IRQ_HANDLED;
 }
 #endif
@@ -1576,15 +1784,19 @@ static u8 mvs_assign_reg_set(struct mvs_info *mvi, struct mvs_port *port)
 	return MVS_ID_NOT_MAPPED;
 }
 
-static u32 mvs_get_ncq_tag(struct sas_task *task)
+static u32 mvs_get_ncq_tag(struct sas_task *task, u32 *tag)
 {
-	u32 tag = 0;
 	struct ata_queued_cmd *qc = task->uldd_task;
 
-	if (qc)
-		tag = qc->tag;
+	if (qc) {
+		if (qc->tf.command == ATA_CMD_FPDMA_WRITE ||
+			qc->tf.command == ATA_CMD_FPDMA_READ) {
+			*tag = qc->tag;
+			return 1;
+		}
+	}
 
-	return tag;
+	return 0;
 }
 
 static int mvs_task_prep_ata(struct mvs_info *mvi,
@@ -1628,11 +1840,9 @@ static int mvs_task_prep_ata(struct mvs_info *mvi,
 	hdr->flags = cpu_to_le32(flags);
 
 	/* FIXME: the low order order 5 bits for the TAG if enable NCQ */
-	if (task->ata_task.use_ncq) {
-		hdr->tags = cpu_to_le32(mvs_get_ncq_tag(task));
-		/*Fill in task file */
-		task->ata_task.fis.sector_count = hdr->tags << 3;
-	} else
+	if (task->ata_task.use_ncq && mvs_get_ncq_tag(task, &hdr->tags))
+		task->ata_task.fis.sector_count |= hdr->tags << 3;
+	else
 		hdr->tags = cpu_to_le32(tag);
 	hdr->data_len = cpu_to_le32(task->total_xfer_len);
 
@@ -1725,13 +1935,16 @@ static int mvs_task_prep_ssp(struct mvs_info *mvi,
 	u32 flags;
 	u32 resp_len, req_len, i, tag = tei->tag;
 	const u32 max_resp_len = SB_RFB_MAX;
+	u8 phy_mask;
 
 	slot = &mvi->slot_info[tag];
 
+	phy_mask = (port->wide_port_phymap) ? port->wide_port_phymap :
+		task->dev->port->phy_mask;
 	slot->tx = mvi->tx_prod;
 	mvi->tx[mvi->tx_prod] = cpu_to_le32(TXQ_MODE_I | tag |
 				(TXQ_CMD_SSP << TXQ_CMD_SHIFT) |
-				(port->wide_port_phymap << TXQ_PHY_SHIFT));
+				(phy_mask << TXQ_PHY_SHIFT));
 
 	flags = MCH_RETRY;
 	if (task->ssp_task.enable_first_burst) {
@@ -1832,22 +2045,32 @@ static int mvs_task_exec(struct sas_task *task, const int num, gfp_t gfp_flags)
 	void __iomem *regs = mvi->regs;
 	struct mvs_task_exec_info tei;
 	struct sas_task *t = task;
+	struct mvs_slot_info *slot;
 	u32 tag = 0xdeadbeef, rc, n_elem = 0;
 	unsigned long flags;
 	u32 n = num, pass = 0;
 
 	spin_lock_irqsave(&mvi->lock, flags);
-
 	do {
+		dev = t->dev;
 		tei.port = &mvi->port[dev->port->id];
 
 		if (!tei.port->port_attached) {
-			struct task_status_struct *ts = &t->task_status;
-			ts->stat = SAS_PHY_DOWN;
-			t->task_done(t);
-			rc = 0;
-			goto exec_exit;
+			if (sas_protocol_ata(t->task_proto)) {
+				rc = SAS_PHY_DOWN;
+				goto out_done;
+			} else {
+				struct task_status_struct *ts = &t->task_status;
+				ts->resp = SAS_TASK_UNDELIVERED;
+				ts->stat = SAS_PHY_DOWN;
+				t->task_done(t);
+				if (n > 1)
+					t = list_entry(t->list.next,
+							struct sas_task, list);
+				continue;
+			}
 		}
+
 		if (!sas_protocol_ata(t->task_proto)) {
 			if (t->num_scatter) {
 				n_elem = pci_map_sg(mvi->pdev, t->scatter,
@@ -1866,9 +2089,10 @@ static int mvs_task_exec(struct sas_task *task, const int num, gfp_t gfp_flags)
 		if (rc)
 			goto err_out;
 
-		mvi->slot_info[tag].task = t;
-		mvi->slot_info[tag].n_elem = n_elem;
-		memset(mvi->slot_info[tag].buf, 0, MVS_SLOT_BUF_SZ);
+		slot = &mvi->slot_info[tag];
+		t->lldd_task = NULL;
+		slot->n_elem = n_elem;
+		memset(slot->buf, 0, MVS_SLOT_BUF_SZ);
 		tei.task = t;
 		tei.hdr = &mvi->slot[tag];
 		tei.tag = tag;
@@ -1897,28 +2121,26 @@ static int mvs_task_exec(struct sas_task *task, const int num, gfp_t gfp_flags)
 		if (rc)
 			goto err_out_tag;
 
+		slot->task = t;
+		slot->port = tei.port;
+		t->lldd_task = (void *) slot;
+		list_add_tail(&slot->list, &slot->port->list);
 		/* TODO: select normal or high priority */
 
 		spin_lock(&t->task_state_lock);
 		t->task_state_flags |= SAS_TASK_AT_INITIATOR;
 		spin_unlock(&t->task_state_lock);
 
-		if (n == 1) {
-			spin_unlock_irqrestore(&mvi->lock, flags);
-			mw32(TX_PROD_IDX, mvi->tx_prod);
-		}
 		mvs_hba_memory_dump(mvi, tag, t->task_proto);
 
 		++pass;
 		mvi->tx_prod = (mvi->tx_prod + 1) & (MVS_CHIP_SLOT_SZ - 1);
-
-		if (n == 1)
-			break;
-
-		t = list_entry(t->list.next, struct sas_task, list);
+		if (n > 1)
+			t = list_entry(t->list.next, struct sas_task, list);
 	} while (--n);
 
-	return 0;
+	rc = 0;
+	goto out_done;
 
 err_out_tag:
 	mvs_tag_free(mvi, tag);
@@ -1928,7 +2150,7 @@ err_out:
 		if (n_elem)
 			pci_unmap_sg(mvi->pdev, t->scatter, n_elem,
 				     t->data_dir);
-exec_exit:
+out_done:
 	if (pass)
 		mw32(TX_PROD_IDX, (mvi->tx_prod - 1) & (MVS_CHIP_SLOT_SZ - 1));
 	spin_unlock_irqrestore(&mvi->lock, flags);
@@ -1937,42 +2159,59 @@ exec_exit:
 
 static int mvs_task_abort(struct sas_task *task)
 {
-	int rc = 1;
+	int rc;
 	unsigned long flags;
 	struct mvs_info *mvi = task->dev->port->ha->lldd_ha;
 	struct pci_dev *pdev = mvi->pdev;
+	int tag;
 
 	spin_lock_irqsave(&task->task_state_lock, flags);
 	if (task->task_state_flags & SAS_TASK_STATE_DONE) {
 		rc = TMF_RESP_FUNC_COMPLETE;
+		spin_unlock_irqrestore(&task->task_state_lock, flags);
 		goto out_done;
 	}
 	spin_unlock_irqrestore(&task->task_state_lock, flags);
 
-	/*FIXME*/
-	rc = TMF_RESP_FUNC_COMPLETE;
-
 	switch (task->task_proto) {
 	case SAS_PROTOCOL_SMP:
-		dev_printk(KERN_DEBUG, &pdev->dev, "SMP Abort! ");
+		dev_printk(KERN_DEBUG, &pdev->dev, "SMP Abort! \n");
 		break;
 	case SAS_PROTOCOL_SSP:
-		dev_printk(KERN_DEBUG, &pdev->dev, "SSP Abort! ");
+		dev_printk(KERN_DEBUG, &pdev->dev, "SSP Abort! \n");
 		break;
 	case SAS_PROTOCOL_SATA:
 	case SAS_PROTOCOL_STP:
 	case SAS_PROTOCOL_SATA | SAS_PROTOCOL_STP:{
-		dev_printk(KERN_DEBUG, &pdev->dev, "STP Abort! "
-			"Dump D2H FIS: \n");
+		dev_printk(KERN_DEBUG, &pdev->dev, "STP Abort! \n");
+#if _MV_DUMP
+		dev_printk(KERN_DEBUG, &pdev->dev, "Dump D2H FIS: \n");
 		mvs_hexdump(sizeof(struct host_to_dev_fis),
 				(void *)&task->ata_task.fis, 0);
 		dev_printk(KERN_DEBUG, &pdev->dev, "Dump ATAPI Cmd : \n");
 		mvs_hexdump(16, task->ata_task.atapi_packet, 0);
+#endif
+		spin_lock_irqsave(&task->task_state_lock, flags);
+		if (task->task_state_flags & SAS_TASK_NEED_DEV_RESET) {
+			/* TODO */
+			;
+		}
+		spin_unlock_irqrestore(&task->task_state_lock, flags);
 		break;
 	}
 	default:
 		break;
 	}
+
+	if (mvs_find_tag(mvi, task, &tag)) {
+		spin_lock_irqsave(&mvi->lock, flags);
+		mvs_slot_task_free(mvi, task, &mvi->slot_info[tag], tag);
+		spin_unlock_irqrestore(&mvi->lock, flags);
+	}
+	if (!mvs_task_exec(task, 1, GFP_ATOMIC))
+		rc = TMF_RESP_FUNC_COMPLETE;
+	else
+		rc = TMF_RESP_FUNC_FAILED;
 out_done:
 	return rc;
 }
@@ -2001,7 +2240,7 @@ static void mvs_free(struct mvs_info *mvi)
 				  mvi->rx_fis, mvi->rx_fis_dma);
 	if (mvi->rx)
 		dma_free_coherent(&mvi->pdev->dev,
-				  sizeof(*mvi->rx) * MVS_RX_RING_SZ,
+				  sizeof(*mvi->rx) * (MVS_RX_RING_SZ + 1),
 				  mvi->rx, mvi->rx_dma);
 	if (mvi->slot)
 		dma_free_coherent(&mvi->pdev->dev,
@@ -2109,6 +2348,9 @@ static struct mvs_info *__devinit mvs_alloc(struct pci_dev *pdev,
 		return NULL;
 
 	spin_lock_init(&mvi->lock);
+#ifdef MVS_USE_TASKLET
+	tasklet_init(&mvi->tasklet, mvs_tasklet, (unsigned long)mvi);
+#endif
 	mvi->pdev = pdev;
 	mvi->chip = chip;
 
@@ -2132,6 +2374,10 @@ static struct mvs_info *__devinit mvs_alloc(struct pci_dev *pdev,
 		mvs_phy_init(mvi, i);
 		arr_phy[i] = &mvi->phy[i].sas_phy;
 		arr_port[i] = &mvi->port[i].sas_port;
+		mvi->port[i].taskfileset = MVS_ID_NOT_MAPPED;
+		mvi->port[i].wide_port_phymap = 0;
+		mvi->port[i].port_attached = 0;
+		INIT_LIST_HEAD(&mvi->port[i].list);
 	}
 
 	SHOST_TO_SAS_HA(mvi->shost) = &mvi->sas;
@@ -2148,9 +2394,10 @@ static struct mvs_info *__devinit mvs_alloc(struct pci_dev *pdev,
 	mvi->sas.sas_phy = arr_phy;
 	mvi->sas.sas_port = arr_port;
 	mvi->sas.num_phys = chip->n_phy;
-	mvi->sas.lldd_max_execute_num = MVS_CHIP_SLOT_SZ - 1;
+	mvi->sas.lldd_max_execute_num = 1;
 	mvi->sas.lldd_queue_size = MVS_QUEUE_SIZE;
-	mvi->can_queue = (MVS_CHIP_SLOT_SZ >> 1) - 1;
+	mvi->shost->can_queue = MVS_CAN_QUEUE;
+	mvi->shost->cmd_per_lun = MVS_SLOTS / mvi->sas.num_phys;
 	mvi->sas.lldd_ha = mvi;
 	mvi->sas.core.shost = mvi->shost;
 
@@ -2203,11 +2450,11 @@ static struct mvs_info *__devinit mvs_alloc(struct pci_dev *pdev,
 	memset(mvi->rx_fis, 0, MVS_RX_FISL_SZ);
 
 	mvi->rx = dma_alloc_coherent(&pdev->dev,
-				     sizeof(*mvi->rx) * MVS_RX_RING_SZ,
+				     sizeof(*mvi->rx) * (MVS_RX_RING_SZ + 1),
 				     &mvi->rx_dma, GFP_KERNEL);
 	if (!mvi->rx)
 		goto err_out;
-	memset(mvi->rx, 0, sizeof(*mvi->rx) * MVS_RX_RING_SZ);
+	memset(mvi->rx, 0, sizeof(*mvi->rx) * (MVS_RX_RING_SZ + 1));
 
 	mvi->rx[0] = cpu_to_le32(0xfff);
 	mvi->rx_cons = 0xfff;
@@ -2357,7 +2604,7 @@ static void __devinit mvs_phy_hacks(struct mvs_info *mvi)
 	mvs_cw32(regs, CMD_SAS_CTL0, tmp);
 
 	/* workaround for WDTIMEOUT , set to 550 ms */
-	mvs_cw32(regs, CMD_WD_TIMER, 0xffffff);
+	mvs_cw32(regs, CMD_WD_TIMER, 0x86470);
 
 	/* not to halt for different port op during wideport link change */
 	mvs_cw32(regs, CMD_APP_ERR_CONFIG, 0xffefbf7d);
@@ -2465,17 +2712,16 @@ static u32 mvs_is_phy_ready(struct mvs_info *mvi, int i)
 {
 	u32 tmp;
 	struct mvs_phy *phy = &mvi->phy[i];
-	struct mvs_port *port;
+	struct mvs_port *port = phy->port;;
 
 	tmp = mvs_read_phy_ctl(mvi, i);
 
 	if ((tmp & PHY_READY_MASK) && !(phy->irq_status & PHYEV_POOF)) {
-		if (!phy->port)
+		if (!port)
 			phy->phy_attached = 1;
 		return tmp;
 	}
 
-	port = phy->port;
 	if (port) {
 		if (phy->phy_type & PORT_TYPE_SAS) {
 			port->wide_port_phymap &= ~(1U << i);
@@ -2497,7 +2743,7 @@ static void mvs_update_phyinfo(struct mvs_info *mvi, int i,
 {
 	struct mvs_phy *phy = &mvi->phy[i];
 	struct pci_dev *pdev = mvi->pdev;
-	u32 tmp, j;
+	u32 tmp;
 	u64 tmp64;
 
 	mvs_write_port_cfg_addr(mvi, i, PHYR_IDENTIFY);
@@ -2524,46 +2770,20 @@ static void mvs_update_phyinfo(struct mvs_info *mvi, int i,
 		sas_phy->linkrate =
 			(phy->phy_status & PHY_NEG_SPP_PHYS_LINK_RATE_MASK) >>
 				PHY_NEG_SPP_PHYS_LINK_RATE_MASK_OFFSET;
-
-		/* Updated attached_sas_addr */
-		mvs_write_port_cfg_addr(mvi, i, PHYR_ATT_ADDR_HI);
-		phy->att_dev_sas_addr =
-				(u64) mvs_read_port_cfg_data(mvi, i) << 32;
-
-		mvs_write_port_cfg_addr(mvi, i, PHYR_ATT_ADDR_LO);
-		phy->att_dev_sas_addr |= mvs_read_port_cfg_data(mvi, i);
-
-		dev_printk(KERN_DEBUG, &pdev->dev,
-			"phy[%d] Get Attached Address 0x%llX ,"
-			" SAS Address 0x%llX\n",
-			i, phy->att_dev_sas_addr, phy->dev_sas_addr);
-		dev_printk(KERN_DEBUG, &pdev->dev,
-			"Rate = %x , type = %d\n",
-			sas_phy->linkrate, phy->phy_type);
-
-#if 1
-		/*
-		* If the device is capable of supporting a wide port
-		* on its phys, it may configure the phys as a wide port.
-		*/
-		if (phy->phy_type & PORT_TYPE_SAS)
-			for (j = 0; j < mvi->chip->n_phy && j != i; ++j) {
-				if ((mvi->phy[j].phy_attached) &&
-					(mvi->phy[j].phy_type & PORT_TYPE_SAS))
-					if (phy->att_dev_sas_addr ==
-					mvi->phy[j].att_dev_sas_addr - 1) {
-						phy->att_dev_sas_addr =
-						mvi->phy[j].att_dev_sas_addr;
-						break;
-					}
-			}
-
-#endif
-
-		tmp64 = cpu_to_be64(phy->att_dev_sas_addr);
-		memcpy(sas_phy->attached_sas_addr, &tmp64, SAS_ADDR_SIZE);
+		phy->minimum_linkrate =
+			(phy->phy_status &
+				PHY_MIN_SPP_PHYS_LINK_RATE_MASK) >> 8;
+		phy->maximum_linkrate =
+			(phy->phy_status &
+				PHY_MAX_SPP_PHYS_LINK_RATE_MASK) >> 12;
 
 		if (phy->phy_type & PORT_TYPE_SAS) {
+			/* Updated attached_sas_addr */
+			mvs_write_port_cfg_addr(mvi, i, PHYR_ATT_ADDR_HI);
+			phy->att_dev_sas_addr =
+				(u64) mvs_read_port_cfg_data(mvi, i) << 32;
+			mvs_write_port_cfg_addr(mvi, i, PHYR_ATT_ADDR_LO);
+			phy->att_dev_sas_addr |= mvs_read_port_cfg_data(mvi, i);
 			mvs_write_port_cfg_addr(mvi, i, PHYR_ATT_DEV_INFO);
 			phy->att_dev_info = mvs_read_port_cfg_data(mvi, i);
 			phy->identify.device_type =
@@ -2582,6 +2802,7 @@ static void mvs_update_phyinfo(struct mvs_info *mvi, int i,
 		} else if (phy->phy_type & PORT_TYPE_SATA) {
 			phy->identify.target_port_protocols = SAS_PROTOCOL_STP;
 			if (mvs_is_sig_fis_received(phy->irq_status)) {
+				phy->att_dev_sas_addr = i;	/* temp */
 				if (phy_st & PHY_OOB_DTCTD)
 					sas_phy->oob_mode = SATA_OOB_MODE;
 				phy->frame_rcvd_size =
@@ -2591,20 +2812,34 @@ static void mvs_update_phyinfo(struct mvs_info *mvi, int i,
 			} else {
 				dev_printk(KERN_DEBUG, &pdev->dev,
 					"No sig fis\n");
+				phy->phy_type &= ~(PORT_TYPE_SATA);
+				goto out_done;
 			}
 		}
+		tmp64 = cpu_to_be64(phy->att_dev_sas_addr);
+		memcpy(sas_phy->attached_sas_addr, &tmp64, SAS_ADDR_SIZE);
+
+		dev_printk(KERN_DEBUG, &pdev->dev,
+			"phy[%d] Get Attached Address 0x%llX ,"
+			" SAS Address 0x%llX\n",
+			i, phy->att_dev_sas_addr, phy->dev_sas_addr);
+		dev_printk(KERN_DEBUG, &pdev->dev,
+			"Rate = %x , type = %d\n",
+			sas_phy->linkrate, phy->phy_type);
+
 		/* workaround for HW phy decoding error on 1.5g disk drive */
 		mvs_write_port_vsr_addr(mvi, i, VSR_PHY_MODE6);
 		tmp = mvs_read_port_vsr_data(mvi, i);
 		if (((phy->phy_status & PHY_NEG_SPP_PHYS_LINK_RATE_MASK) >>
 		     PHY_NEG_SPP_PHYS_LINK_RATE_MASK_OFFSET) ==
 			SAS_LINK_RATE_1_5_GBPS)
-			tmp &= ~PHY_MODE6_DTL_SPEED;
+			tmp &= ~PHY_MODE6_LATECLK;
 		else
-			tmp |= PHY_MODE6_DTL_SPEED;
+			tmp |= PHY_MODE6_LATECLK;
 		mvs_write_port_vsr_data(mvi, i, tmp);
 
 	}
+out_done:
 	if (get_st)
 		mvs_write_port_irq_stat(mvi, i, phy->irq_status);
 }
@@ -2629,6 +2864,11 @@ static void mvs_port_formed(struct asd_sas_phy *sas_phy)
 	spin_unlock_irqrestore(&mvi->lock, flags);
 }
 
+static int mvs_I_T_nexus_reset(struct domain_device *dev)
+{
+	return TMF_RESP_FUNC_FAILED;
+}
+
 static int __devinit mvs_hw_init(struct mvs_info *mvi)
 {
 	void __iomem *regs = mvi->regs;
@@ -2790,13 +3030,12 @@ static int __devinit mvs_hw_init(struct mvs_info *mvi)
 	/* enable CMD/CMPL_Q/RESP mode */
 	mw32(PCS, PCS_SATA_RETRY | PCS_FIS_RX_EN | PCS_CMD_EN);
 
-	/* re-enable interrupts globally */
-	mvs_hba_interrupt_enable(mvi);
-
 	/* enable completion queue interrupt */
-	tmp = (CINT_PORT_MASK | CINT_DONE | CINT_MEM);
+	tmp = (CINT_PORT_MASK | CINT_DONE | CINT_MEM | CINT_SRS);
 	mw32(INT_MASK, tmp);
 
+	/* Enable SRS interrupt */
+	mw32(INT_MASK_SRS, 0xFF);
 	return 0;
 }
 
@@ -2870,6 +3109,8 @@ static int __devinit mvs_pci_init(struct pci_dev *pdev,
 
 	mvs_print_info(mvi);
 
+	mvs_hba_interrupt_enable(mvi);
+
 	scsi_scan_host(mvi->shost);
 
 	return 0;
@@ -2915,12 +3156,22 @@ static struct sas_domain_function_template mvs_transport_ops = {
 	.lldd_execute_task	= mvs_task_exec,
 	.lldd_control_phy	= mvs_phy_control,
 	.lldd_abort_task	= mvs_task_abort,
-	.lldd_port_formed	= mvs_port_formed
+	.lldd_port_formed	= mvs_port_formed,
+	.lldd_I_T_nexus_reset	= mvs_I_T_nexus_reset,
 };
 
 static struct pci_device_id __devinitdata mvs_pci_table[] = {
 	{ PCI_VDEVICE(MARVELL, 0x6320), chip_6320 },
 	{ PCI_VDEVICE(MARVELL, 0x6340), chip_6440 },
+	{
+		.vendor 	= PCI_VENDOR_ID_MARVELL,
+		.device 	= 0x6440,
+		.subvendor	= PCI_ANY_ID,
+		.subdevice	= 0x6480,
+		.class		= 0,
+		.class_mask	= 0,
+		.driver_data	= chip_6480,
+	},
 	{ PCI_VDEVICE(MARVELL, 0x6440), chip_6440 },
 	{ PCI_VDEVICE(MARVELL, 0x6480), chip_6480 },
 
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index ba21d97d1855..f40898dc2d14 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2162,10 +2162,15 @@ void sdev_evt_send(struct scsi_device *sdev, struct scsi_event *evt)
 {
 	unsigned long flags;
 
+#if 0
+	/* FIXME: currently this check eliminates all media change events
+	 * for polled devices.  Need to update to discriminate between AN
+	 * and polled events */
 	if (!test_bit(evt->evt_type, sdev->supported_events)) {
 		kfree(evt);
 		return;
 	}
+#endif
 
 	spin_lock_irqsave(&sdev->list_lock, flags);
 	list_add_tail(&evt->node, &sdev->event_list);
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 7aee64dbfbeb..5fe7aaed904c 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -1654,6 +1654,7 @@ static int sd_probe(struct device *dev)
 	sdkp->disk = gd;
 	sdkp->index = index;
 	sdkp->openers = 0;
+	sdkp->previous_state = 1;
 
 	if (!sdp->timeout) {
 		if (sdp->type != TYPE_MOD)
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 208565bdbe8e..7ee86d4a7618 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -623,6 +623,7 @@ static int sr_probe(struct device *dev)
 	cd->disk = disk;
 	cd->capacity = 0x1fffff;
 	cd->device->changed = 1;	/* force recheck CD type */
+	cd->previous_state = 1;
 	cd->use = 1;
 	cd->readcd_known = 0;
 	cd->readcd_cdda = 0;
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index a8bec498cad6..f97224ce59da 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -1214,13 +1214,6 @@ static struct pciserial_board pci_boards[] __devinitdata = {
 		.base_baud	= 115200,
 		.uart_offset	= 8,
 	},
-	[pbn_b0_8_115200] = {
-		.flags		= FL_BASE0,
-		.num_ports	= 8,
-		.base_baud	= 115200,
-		.uart_offset	= 8,
-	},
-
 	[pbn_b0_1_921600] = {
 		.flags		= FL_BASE0,
 		.num_ports	= 1,
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index d57bf3e708d8..430997e33fc4 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -96,6 +96,7 @@
 
  /* PDC registers */
 #define UART_PUT_PTCR(port,v)	__raw_writel(v, (port)->membase + ATMEL_PDC_PTCR)
+#define UART_GET_TCR(port)      __raw_readl((port)->membase + ATMEL_PDC_TCR)
 #define UART_GET_PTSR(port)	__raw_readl((port)->membase + ATMEL_PDC_PTSR)
 
 #define UART_PUT_RPR(port,v)	__raw_writel(v, (port)->membase + ATMEL_PDC_RPR)
@@ -106,6 +107,7 @@
 
 #define UART_PUT_TPR(port,v)	__raw_writel(v, (port)->membase + ATMEL_PDC_TPR)
 #define UART_PUT_TCR(port,v)	__raw_writel(v, (port)->membase + ATMEL_PDC_TCR)
+#define UART_GET_TCR(port)	__raw_readl((port)->membase + ATMEL_PDC_TCR)
 
 static int (*atmel_open_hook)(struct uart_port *);
 static void (*atmel_close_hook)(struct uart_port *);
@@ -562,17 +564,22 @@ static void atmel_tx_dma(struct uart_port *port)
 	struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
 	int count;
 
+	/* nothing left to transmit? */
+	if (UART_GET_TCR(port))
+		return;
+
 	xmit->tail += pdc->ofs;
 	xmit->tail &= UART_XMIT_SIZE - 1;
 
 	port->icount.tx += pdc->ofs;
 	pdc->ofs = 0;
 
-	if (!uart_circ_empty(xmit)) {
-		/* more to transmit - setup next transfer */
+	/* more to transmit - setup next transfer */
 
-		/* disable PDC transmit */
-		UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS);
+	/* disable PDC transmit */
+	UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS);
+
+	if (!uart_circ_empty(xmit)) {
 		dma_sync_single_for_device(port->dev,
 					   pdc->dma_addr,
 					   pdc->dma_size,
@@ -586,11 +593,6 @@ static void atmel_tx_dma(struct uart_port *port)
 		/* re-enable PDC transmit and interrupts */
 		UART_PUT_PTCR(port, ATMEL_PDC_TXTEN);
 		UART_PUT_IER(port, ATMEL_US_ENDTX | ATMEL_US_TXBUFE);
-	} else {
-		/* nothing left to transmit - disable the transmitter */
-
-		/* disable PDC transmit */
-		UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS);
 	}
 
 	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
@@ -1274,6 +1276,7 @@ static void atmel_console_write(struct console *co, const char *s, u_int count)
 {
 	struct uart_port *port = &atmel_ports[co->index].uart;
 	unsigned int status, imr;
+	unsigned int pdc_tx;
 
 	/*
 	 * First, save IMR and then disable interrupts
@@ -1281,6 +1284,10 @@ static void atmel_console_write(struct console *co, const char *s, u_int count)
 	imr = UART_GET_IMR(port);
 	UART_PUT_IDR(port, ATMEL_US_RXRDY | ATMEL_US_TXRDY);
 
+	/* Store PDC transmit status and disable it */
+	pdc_tx = UART_GET_PTSR(port) & ATMEL_PDC_TXTEN;
+	UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS);
+
 	uart_console_write(port, s, count, atmel_console_putchar);
 
 	/*
@@ -1290,6 +1297,11 @@ static void atmel_console_write(struct console *co, const char *s, u_int count)
 	do {
 		status = UART_GET_CSR(port);
 	} while (!(status & ATMEL_US_TXRDY));
+
+	/* Restore PDC transmit status */
+	if (pdc_tx)
+		UART_PUT_PTCR(port, ATMEL_PDC_TXTEN);
+
 	/* set interrupts back the way they were */
 	UART_PUT_IER(port, imr);
 }
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index a8c116b80bff..9d244d1644e1 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -414,12 +414,12 @@ static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag)
     defined(CONFIG_CPU_SUBTYPE_SH7785)
 static inline int scif_txroom(struct uart_port *port)
 {
-	return SCIF_TXROOM_MAX - (sci_in(port, SCTFDR) & 0x7f);
+	return SCIF_TXROOM_MAX - (sci_in(port, SCTFDR) & 0xff);
 }
 
 static inline int scif_rxroom(struct uart_port *port)
 {
-	return sci_in(port, SCRFDR) & 0x7f;
+	return sci_in(port, SCRFDR) & 0xff;
 }
 #else
 static inline int scif_txroom(struct uart_port *port)
diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig
index 3ab313ed441c..17e71d56f31e 100644
--- a/drivers/thermal/Kconfig
+++ b/drivers/thermal/Kconfig
@@ -4,8 +4,6 @@
 
 menuconfig THERMAL
 	bool "Generic Thermal sysfs driver"
-	select HWMON
-	default y
 	help
 	  Generic Thermal Sysfs driver offers a generic mechanism for
 	  thermal management. Usually it's made up of one or more thermal
diff --git a/drivers/thermal/thermal.c b/drivers/thermal/thermal.c
index 41bd4c805ace..8b86e53ccf7a 100644
--- a/drivers/thermal/thermal.c
+++ b/drivers/thermal/thermal.c
@@ -30,10 +30,8 @@
 #include <linux/idr.h>
 #include <linux/thermal.h>
 #include <linux/spinlock.h>
-#include <linux/hwmon.h>
-#include <linux/hwmon-sysfs.h>
 
-MODULE_AUTHOR("Zhang Rui");
+MODULE_AUTHOR("Zhang Rui")
 MODULE_DESCRIPTION("Generic thermal management sysfs support");
 MODULE_LICENSE("GPL");
 
@@ -58,9 +56,6 @@ static LIST_HEAD(thermal_tz_list);
 static LIST_HEAD(thermal_cdev_list);
 static DEFINE_MUTEX(thermal_list_lock);
 
-static struct device *thermal_hwmon;
-#define MAX_THERMAL_ZONES	10
-
 static int get_idr(struct idr *idr, struct mutex *lock, int *id)
 {
 	int err;
@@ -92,67 +87,7 @@ static void release_idr(struct idr *idr, struct mutex *lock, int id)
 		mutex_unlock(lock);
 }
 
-/* hwmon sys I/F*/
-static ssize_t
-name_show(struct device *dev, struct device_attribute *attr, char *buf)
-{
-	return sprintf(buf, "thermal_sys_class\n");
-}
-
-static ssize_t
-temp_input_show(struct device *dev, struct device_attribute *attr, char *buf)
-{
-	struct thermal_zone_device *tz;
-	struct sensor_device_attribute *sensor_attr
-						= to_sensor_dev_attr(attr);
-
-	list_for_each_entry(tz, &thermal_tz_list, node)
-		if (tz->id == sensor_attr->index)
-			return tz->ops->get_temp(tz, buf);
-
-	return -ENODEV;
-}
-
-static ssize_t
-temp_crit_show(struct device *dev, struct device_attribute *attr,
-		char *buf)
-{
-	struct thermal_zone_device *tz;
-	struct sensor_device_attribute *sensor_attr
-						= to_sensor_dev_attr(attr);
-
-	list_for_each_entry(tz, &thermal_tz_list, node)
-		if (tz->id == sensor_attr->index)
-			return tz->ops->get_trip_temp(tz, 0, buf);
-
-	return -ENODEV;
-}
-
-static DEVICE_ATTR(name, 0444, name_show, NULL);
-static struct sensor_device_attribute sensor_attrs[] = {
-	SENSOR_ATTR(temp1_input, 0444, temp_input_show, NULL, 0),
-	SENSOR_ATTR(temp1_crit, 0444, temp_crit_show, NULL, 0),
-	SENSOR_ATTR(temp2_input, 0444, temp_input_show, NULL, 1),
-	SENSOR_ATTR(temp2_crit, 0444, temp_crit_show, NULL, 1),
-	SENSOR_ATTR(temp3_input, 0444, temp_input_show, NULL, 2),
-	SENSOR_ATTR(temp3_crit, 0444, temp_crit_show, NULL, 2),
-	SENSOR_ATTR(temp4_input, 0444, temp_input_show, NULL, 3),
-	SENSOR_ATTR(temp4_crit, 0444, temp_crit_show, NULL, 3),
-	SENSOR_ATTR(temp5_input, 0444, temp_input_show, NULL, 4),
-	SENSOR_ATTR(temp5_crit, 0444, temp_crit_show, NULL, 4),
-	SENSOR_ATTR(temp6_input, 0444, temp_input_show, NULL, 5),
-	SENSOR_ATTR(temp6_crit, 0444, temp_crit_show, NULL, 5),
-	SENSOR_ATTR(temp7_input, 0444, temp_input_show, NULL, 6),
-	SENSOR_ATTR(temp7_crit, 0444, temp_crit_show, NULL, 6),
-	SENSOR_ATTR(temp8_input, 0444, temp_input_show, NULL, 7),
-	SENSOR_ATTR(temp8_crit, 0444, temp_crit_show, NULL, 7),
-	SENSOR_ATTR(temp9_input, 0444, temp_input_show, NULL, 8),
-	SENSOR_ATTR(temp9_crit, 0444, temp_crit_show, NULL, 8),
-	SENSOR_ATTR(temp10_input, 0444, temp_input_show, NULL, 9),
-	SENSOR_ATTR(temp10_crit, 0444, temp_crit_show, NULL, 9),
-};
-
-/* thermal zone sys I/F */
+/* sys I/F for thermal zone */
 
 #define to_thermal_zone(_dev) \
 	container_of(_dev, struct thermal_zone_device, device)
@@ -279,7 +214,7 @@ do {	\
 	device_remove_file(_dev, &trip_point_attrs[_index * 2 + 1]);	\
 } while (0)
 
-/* cooling device sys I/F */
+/* sys I/F for cooling device */
 #define to_cooling_device(_dev)	\
 	container_of(_dev, struct thermal_cooling_device, device)
 
@@ -512,9 +447,6 @@ struct thermal_cooling_device *thermal_cooling_device_register(char *type,
 	struct thermal_zone_device *pos;
 	int result;
 
-	if (!type)
-		return ERR_PTR(-EINVAL);
-
 	if (strlen(type) >= THERMAL_NAME_LENGTH)
 		return ERR_PTR(-EINVAL);
 
@@ -545,9 +477,11 @@ struct thermal_cooling_device *thermal_cooling_device_register(char *type,
 	}
 
 	/* sys I/F */
-	result = device_create_file(&cdev->device, &dev_attr_cdev_type);
-	if (result)
-		goto unregister;
+	if (type) {
+		result = device_create_file(&cdev->device, &dev_attr_cdev_type);
+		if (result)
+			goto unregister;
+	}
 
 	result = device_create_file(&cdev->device, &dev_attr_max_state);
 	if (result)
@@ -613,8 +547,8 @@ void thermal_cooling_device_unregister(struct
 		tz->ops->unbind(tz, cdev);
 	}
 	mutex_unlock(&thermal_list_lock);
-
-	device_remove_file(&cdev->device, &dev_attr_cdev_type);
+	if (cdev->type[0])
+		device_remove_file(&cdev->device, &dev_attr_cdev_type);
 	device_remove_file(&cdev->device, &dev_attr_max_state);
 	device_remove_file(&cdev->device, &dev_attr_cur_state);
 
@@ -646,9 +580,6 @@ struct thermal_zone_device *thermal_zone_device_register(char *type,
 	int result;
 	int count;
 
-	if (!type)
-		return ERR_PTR(-EINVAL);
-
 	if (strlen(type) >= THERMAL_NAME_LENGTH)
 		return ERR_PTR(-EINVAL);
 
@@ -670,13 +601,6 @@ struct thermal_zone_device *thermal_zone_device_register(char *type,
 		kfree(tz);
 		return ERR_PTR(result);
 	}
-	if (tz->id >= MAX_THERMAL_ZONES) {
-		printk(KERN_ERR PREFIX
-			"Too many thermal zones\n");
-		release_idr(&thermal_tz_idr, &thermal_idr_lock, tz->id);
-		kfree(tz);
-		return ERR_PTR(-EINVAL);
-	}
 
 	strcpy(tz->type, type);
 	tz->ops = ops;
@@ -691,27 +615,12 @@ struct thermal_zone_device *thermal_zone_device_register(char *type,
 		return ERR_PTR(result);
 	}
 
-	/* hwmon sys I/F */
-	result = device_create_file(thermal_hwmon,
-					&sensor_attrs[tz->id * 2].dev_attr);
-	if (result)
-		goto unregister;
-
-	if (trips > 0) {
-		char buf[40];
-		result = tz->ops->get_trip_type(tz, 0, buf);
-		if (result > 0 && !strcmp(buf, "critical\n")) {
-			result = device_create_file(thermal_hwmon,
-					&sensor_attrs[tz->id * 2 + 1].dev_attr);
-			if (result)
-				goto unregister;
-		}
-	}
-
 	/* sys I/F */
-	result = device_create_file(&tz->device, &dev_attr_type);
-	if (result)
-		goto unregister;
+	if (type) {
+		result = device_create_file(&tz->device, &dev_attr_type);
+		if (result)
+			goto unregister;
+	}
 
 	result = device_create_file(&tz->device, &dev_attr_temp);
 	if (result)
@@ -778,17 +687,8 @@ void thermal_zone_device_unregister(struct thermal_zone_device *tz)
 		    tz->ops->unbind(tz, cdev);
 	mutex_unlock(&thermal_list_lock);
 
-	device_remove_file(thermal_hwmon,
-				&sensor_attrs[tz->id * 2].dev_attr);
-	if (tz->trips > 0) {
-		char buf[40];
-		if (tz->ops->get_trip_type(tz, 0, buf) > 0)
-			if (!strcmp(buf, "critical\n"))
-				device_remove_file(thermal_hwmon,
-				&sensor_attrs[tz->id * 2 + 1].dev_attr);
-	}
-
-	device_remove_file(&tz->device, &dev_attr_type);
+	if (tz->type[0])
+		device_remove_file(&tz->device, &dev_attr_type);
 	device_remove_file(&tz->device, &dev_attr_temp);
 	if (tz->ops->get_mode)
 		device_remove_file(&tz->device, &dev_attr_mode);
@@ -805,19 +705,6 @@ void thermal_zone_device_unregister(struct thermal_zone_device *tz)
 
 EXPORT_SYMBOL(thermal_zone_device_unregister);
 
-static void thermal_exit(void)
-{
-	if (thermal_hwmon) {
-		device_remove_file(thermal_hwmon, &dev_attr_name);
-		hwmon_device_unregister(thermal_hwmon);
-	}
-	class_unregister(&thermal_class);
-	idr_destroy(&thermal_tz_idr);
-	idr_destroy(&thermal_cdev_idr);
-	mutex_destroy(&thermal_idr_lock);
-	mutex_destroy(&thermal_list_lock);
-}
-
 static int __init thermal_init(void)
 {
 	int result = 0;
@@ -829,21 +716,17 @@ static int __init thermal_init(void)
 		mutex_destroy(&thermal_idr_lock);
 		mutex_destroy(&thermal_list_lock);
 	}
-
-	thermal_hwmon = hwmon_device_register(NULL);
-	if (IS_ERR(thermal_hwmon)) {
-		result = PTR_ERR(thermal_hwmon);
-		thermal_hwmon = NULL;
-		printk(KERN_ERR PREFIX
-			"unable to register hwmon device\n");
-		thermal_exit();
-		return result;
-	}
-
-	result = device_create_file(thermal_hwmon, &dev_attr_name);
-
 	return result;
 }
 
+static void __exit thermal_exit(void)
+{
+	class_unregister(&thermal_class);
+	idr_destroy(&thermal_tz_idr);
+	idr_destroy(&thermal_cdev_idr);
+	mutex_destroy(&thermal_idr_lock);
+	mutex_destroy(&thermal_list_lock);
+}
+
 subsys_initcall(thermal_init);
 module_exit(thermal_exit);
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index e8a01f264540..11759080ca54 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -470,6 +470,8 @@ static int uio_mmap_physical(struct vm_area_struct *vma)
 
 	vma->vm_flags |= VM_IO | VM_RESERVED;
 
+	vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+
 	return remap_pfn_range(vma,
 			       vma->vm_start,
 			       idev->info->mem[mi].addr >> PAGE_SHIFT,
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index fefb92296e8f..c311f67b7f08 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -1206,7 +1206,10 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate)
 		return -EINVAL;
 	}
 
-	ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+	if (dev->quirks & USB_QUIRK_NO_SET_INTF)
+		ret = -EPIPE;
+	else
+		ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
 				   USB_REQ_SET_INTERFACE, USB_RECIP_INTERFACE,
 				   alternate, interface, NULL, 0, 5000);
 
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index d9d1eb19f2a1..dfc5418ea10c 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -50,6 +50,9 @@ static const struct usb_device_id usb_quirk_list[] = {
 	/* M-Systems Flash Disk Pioneers */
 	{ USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
 
+	/* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
+	{ USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
+
 	/* Action Semiconductor flash disk */
 	{ USB_DEVICE(0x10d6, 0x2200), .driver_info =
 			USB_QUIRK_STRING_FETCH_255 },
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index 805602a687cb..0a6feafc8d28 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -1458,7 +1458,7 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
 	/* currently one config, two speeds */
 	case USB_REQ_SET_CONFIGURATION:
 		if (ctrl->bRequestType != 0)
-			break;
+			goto unrecognized;
 		if (0 == (u8) w_value) {
 			value = 0;
 			dev->current_config = 0;
@@ -1505,7 +1505,7 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
 	/* PXA automagically handles this request too */
 	case USB_REQ_GET_CONFIGURATION:
 		if (ctrl->bRequestType != 0x80)
-			break;
+			goto unrecognized;
 		*(u8 *)req->buf = dev->current_config;
 		value = min (w_length, (u16) 1);
 		break;
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 40e8240b7851..4e065e556e4b 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -135,8 +135,6 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 		hcd->state = HC_STATE_QUIESCING;
 	}
 	ehci->command = ehci_readl(ehci, &ehci->regs->command);
-	if (ehci->reclaim)
-		end_unlink_async(ehci);
 	ehci_work(ehci);
 
 	/* Unlike other USB host controller types, EHCI doesn't have
@@ -180,6 +178,9 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 	ehci_halt (ehci);
 	hcd->state = HC_STATE_SUSPENDED;
 
+	if (ehci->reclaim)
+		end_unlink_async(ehci);
+
 	/* allow remote wakeup */
 	mask = INTR_MASK;
 	if (!device_may_wakeup(&hcd->self.root_hub->dev))
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 3ba01664f821..72ccd56e36dd 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -152,6 +152,20 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
 			break;
 		}
 		break;
+	case PCI_VENDOR_ID_VIA:
+		if (pdev->device == 0x3104 && (pdev->revision & 0xf0) == 0x60) {
+			u8 tmp;
+
+			/* The VT6212 defaults to a 1 usec EHCI sleep time which
+			 * hogs the PCI bus *badly*. Setting bit 5 of 0x4B makes
+			 * that sleep time use the conventional 10 usec.
+			 */
+			pci_read_config_byte(pdev, 0x4b, &tmp);
+			if (tmp & 0x20)
+				break;
+			pci_write_config_byte(pdev, 0x4b, tmp | 0x20);
+		}
+		break;
 	}
 
 	ehci_reset(ehci);
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index dd4798ee028e..33f1c1c32edf 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -467,7 +467,7 @@ static void unlink_watchdog_func(unsigned long _ohci)
 out:
 	kfree(seen);
 	if (ohci->eds_scheduled)
-		mod_timer(&ohci->unlink_watchdog, round_jiffies_relative(HZ));
+		mod_timer(&ohci->unlink_watchdog, round_jiffies(jiffies + HZ));
 done:
 	spin_unlock_irqrestore(&ohci->lock, flags);
 }
diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c
index 51817322232b..9c9f3b59186f 100644
--- a/drivers/usb/host/ohci-q.c
+++ b/drivers/usb/host/ohci-q.c
@@ -169,7 +169,7 @@ static int ed_schedule (struct ohci_hcd *ohci, struct ed *ed)
 	if (quirk_zfmicro(ohci)
 			&& (ed->type == PIPE_INTERRUPT)
 			&& !(ohci->eds_scheduled++))
-		mod_timer(&ohci->unlink_watchdog, round_jiffies_relative(HZ));
+		mod_timer(&ohci->unlink_watchdog, round_jiffies(jiffies + HZ));
 	wmb ();
 
 	/* we care about rm_list when setting CLE/BLE in case the HC was at
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index da922dfc0dcc..b6b5b2affad1 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -378,6 +378,7 @@ alloc_sglist (int nents, int max, int vary)
 	sg = kmalloc (nents * sizeof *sg, GFP_KERNEL);
 	if (!sg)
 		return NULL;
+	sg_init_table(sg, nents);
 
 	for (i = 0; i < nents; i++) {
 		char		*buf;
@@ -390,7 +391,7 @@ alloc_sglist (int nents, int max, int vary)
 		}
 
 		/* kmalloc pages are always physically contiguous! */
-		sg_init_one(&sg[i], buf, size);
+		sg_set_buf(&sg[i], buf, size);
 
 		switch (pattern) {
 		case 0:
diff --git a/drivers/usb/serial/cp2101.c b/drivers/usb/serial/cp2101.c
index f3ca66017a03..324bb61d68ff 100644
--- a/drivers/usb/serial/cp2101.c
+++ b/drivers/usb/serial/cp2101.c
@@ -75,6 +75,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(0x10C4, 0x81E2) }, /* Lipowsky Industrie Elektronik GmbH, Baby-LIN */
 	{ USB_DEVICE(0x10C4, 0x81E7) }, /* Aerocomm Radio */
 	{ USB_DEVICE(0x10C4, 0x8218) }, /* Lipowsky Industrie Elektronik GmbH, HARP-1 */
+	{ USB_DEVICE(0x10c4, 0x8293) }, /* Telegesys ETRX2USB */
 	{ USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
 	{ USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
 	{ USB_DEVICE(0x10C4, 0xF001) }, /* Elan Digital Systems USBscope50 */
diff --git a/drivers/usb/serial/keyspan.h b/drivers/usb/serial/keyspan.h
index 8a0d17401529..74ce8bca3e66 100644
--- a/drivers/usb/serial/keyspan.h
+++ b/drivers/usb/serial/keyspan.h
@@ -637,6 +637,7 @@ static struct usb_serial_driver keyspan_pre_device = {
 	.description		= "Keyspan - (without firmware)",
 	.id_table		= keyspan_pre_ids,
 	.num_interrupt_in	= NUM_DONT_CARE,
+	.num_interrupt_out	= NUM_DONT_CARE,
 	.num_bulk_in		= NUM_DONT_CARE,
 	.num_bulk_out		= NUM_DONT_CARE,
 	.num_ports		= 1,
@@ -651,6 +652,7 @@ static struct usb_serial_driver keyspan_1port_device = {
 	.description		= "Keyspan 1 port adapter",
 	.id_table		= keyspan_1port_ids,
 	.num_interrupt_in	= NUM_DONT_CARE,
+	.num_interrupt_out	= NUM_DONT_CARE,
 	.num_bulk_in		= NUM_DONT_CARE,
 	.num_bulk_out		= NUM_DONT_CARE,
 	.num_ports		= 1,
@@ -678,6 +680,7 @@ static struct usb_serial_driver keyspan_2port_device = {
 	.description		= "Keyspan 2 port adapter",
 	.id_table		= keyspan_2port_ids,
 	.num_interrupt_in	= NUM_DONT_CARE,
+	.num_interrupt_out	= NUM_DONT_CARE,
 	.num_bulk_in		= NUM_DONT_CARE,
 	.num_bulk_out		= NUM_DONT_CARE,
 	.num_ports		= 2,
@@ -705,6 +708,7 @@ static struct usb_serial_driver keyspan_4port_device = {
 	.description		= "Keyspan 4 port adapter",
 	.id_table		= keyspan_4port_ids,
 	.num_interrupt_in	= NUM_DONT_CARE,
+	.num_interrupt_out	= NUM_DONT_CARE,
 	.num_bulk_in		= NUM_DONT_CARE,
 	.num_bulk_out		= NUM_DONT_CARE,
 	.num_ports		= 4,
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index ae3ec1a64008..2af778555bdc 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -55,6 +55,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_DCU11) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ3) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_PHAROS) },
+	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_ALDIGA) },
 	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) },
 	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID_RSAQ5) },
 	{ USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 237a41f6638a..10cf872e5ecb 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -13,6 +13,7 @@
 #define PL2303_PRODUCT_ID_DCU11		0x1234
 #define PL2303_PRODUCT_ID_PHAROS	0xaaa0
 #define PL2303_PRODUCT_ID_RSAQ3		0xaaa2
+#define PL2303_PRODUCT_ID_ALDIGA	0x0611
 
 #define ATEN_VENDOR_ID		0x0557
 #define ATEN_VENDOR_ID2		0x0547
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index e3d44ae8d448..ed678811e6a6 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -14,7 +14,7 @@
   Whom based his on the Keyspan driver by Hugh Blemings <hugh@blemings.org>
 */
 
-#define DRIVER_VERSION "v.1.2.7"
+#define DRIVER_VERSION "v.1.2.8"
 #define DRIVER_AUTHOR "Kevin Lloyd <linux@sierrawireless.com>"
 #define DRIVER_DESC "USB Driver for Sierra Wireless USB modems"
 
@@ -163,6 +163,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(0x1199, 0x6803) },	/* Sierra Wireless MC8765 */
 	{ USB_DEVICE(0x1199, 0x6812) },	/* Sierra Wireless MC8775 & AC 875U */
 	{ USB_DEVICE(0x1199, 0x6813) },	/* Sierra Wireless MC8775 (Thinkpad internal) */
+	{ USB_DEVICE(0x1199, 0x6815) },	/* Sierra Wireless MC8775 */
 	{ USB_DEVICE(0x1199, 0x6820) },	/* Sierra Wireless AirCard 875 */
 	{ USB_DEVICE(0x1199, 0x6832) },	/* Sierra Wireless MC8780*/
 	{ USB_DEVICE(0x1199, 0x6833) },	/* Sierra Wireless MC8781*/
@@ -196,9 +197,9 @@ struct sierra_port_private {
 	spinlock_t lock;	/* lock the structure */
 	int outstanding_urbs;	/* number of out urbs in flight */
 
-	/* Input endpoints and buffer for this port */
+	/* Input endpoints and buffers for this port */
 	struct urb *in_urbs[N_IN_URB];
-	char in_buffer[N_IN_URB][IN_BUFLEN];
+	char *in_buffer[N_IN_URB];
 
 	/* Settings for the port */
 	int rts_state;	/* Handshaking pins (outputs) */
@@ -638,6 +639,15 @@ static int sierra_startup(struct usb_serial *serial)
 			return -ENOMEM;
 		}
 		spin_lock_init(&portdata->lock);
+		for (j = 0; j < N_IN_URB; j++) {
+			portdata->in_buffer[j] = kmalloc(IN_BUFLEN, GFP_KERNEL);
+			if (!portdata->in_buffer[j]) {
+				for (--j; j >= 0; j--)
+					kfree(portdata->in_buffer[j]);
+				kfree(portdata);
+				return -ENOMEM;
+			}
+		}
 
 		usb_set_serial_port_data(port, portdata);
 
@@ -681,7 +691,7 @@ static void sierra_shutdown(struct usb_serial *serial)
 		for (j = 0; j < N_IN_URB; j++) {
 			usb_kill_urb(portdata->in_urbs[j]);
 			usb_free_urb(portdata->in_urbs[j]);
-			portdata->in_urbs[j] = NULL;
+			kfree(portdata->in_buffer[j]);
 		}
 		kfree(portdata);
 		usb_set_serial_port_data(port, NULL);
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index b517f93352ec..e3d241f67afc 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -265,8 +265,8 @@ static struct usb_serial_driver ti_1port_device = {
 	.description		= "TI USB 3410 1 port adapter",
 	.usb_driver		= &ti_usb_driver,
 	.id_table		= ti_id_table_3410,
-	.num_interrupt_in	= 1,
-	.num_bulk_in		= 1,
+	.num_interrupt_in	= NUM_DONT_CARE,
+	.num_bulk_in		= NUM_DONT_CARE,
 	.num_bulk_out		= 1,
 	.num_ports		= 1,
 	.attach			= ti_startup,
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c
index 22b3f78a388c..c2b01f7c3197 100644
--- a/drivers/usb/serial/visor.c
+++ b/drivers/usb/serial/visor.c
@@ -191,7 +191,7 @@ static struct usb_serial_driver handspring_device = {
 	.id_table =		id_table,
 	.num_interrupt_in =	NUM_DONT_CARE,
 	.num_bulk_in =		2,
-	.num_bulk_out =		2,
+	.num_bulk_out =		NUM_DONT_CARE,
 	.num_ports =		2,
 	.open =			visor_open,
 	.close =		visor_close,
diff --git a/drivers/usb/storage/isd200.c b/drivers/usb/storage/isd200.c
index 2ae1e8673b19..971d13dd5e65 100644
--- a/drivers/usb/storage/isd200.c
+++ b/drivers/usb/storage/isd200.c
@@ -1230,6 +1230,7 @@ static int isd200_get_inquiry_data( struct us_data *us )
 	    
 			/* Free driver structure */	    
 			us->extra_destructor(info);
+			kfree(info);
 			us->extra = NULL;
 			us->extra_destructor = NULL;
 		}
@@ -1469,6 +1470,7 @@ static void isd200_free_info_ptrs(void *info_)
 	if (info) {
 		kfree(info->id);
 		kfree(info->RegsBuf);
+		kfree(info->srb.sense_buffer);
 	}
 }
 
@@ -1494,7 +1496,9 @@ static int isd200_init_info(struct us_data *us)
 				kzalloc(sizeof(struct hd_driveid), GFP_KERNEL);
 		info->RegsBuf = (unsigned char *)
 				kmalloc(sizeof(info->ATARegs), GFP_KERNEL);
-		if (!info->id || !info->RegsBuf) {
+		info->srb.sense_buffer =
+				kmalloc(SCSI_SENSE_BUFFERSIZE, GFP_KERNEL);
+		if (!info->id || !info->RegsBuf || !info->srb.sense_buffer) {
 			isd200_free_info_ptrs(info);
 			kfree(info);
 			retStatus = ISD200_ERROR;
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
index 5780ed15f1ad..bdd4334bed5a 100644
--- a/drivers/usb/storage/transport.c
+++ b/drivers/usb/storage/transport.c
@@ -1009,7 +1009,8 @@ int usb_stor_Bulk_transport(struct scsi_cmnd *srb, struct us_data *us)
 	US_DEBUGP("Bulk Status S 0x%x T 0x%x R %u Stat 0x%x\n",
 			le32_to_cpu(bcs->Signature), bcs->Tag, 
 			residue, bcs->Status);
-	if (bcs->Tag != us->tag || bcs->Status > US_BULK_STAT_PHASE) {
+	if (!(bcs->Tag == us->tag || (us->flags & US_FL_BULK_IGNORE_TAG)) ||
+		bcs->Status > US_BULK_STAT_PHASE) {
 		US_DEBUGP("Bulk logical error\n");
 		return USB_STOR_TRANSPORT_ERROR;
 	}
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 99679a8cfa02..e5219a56947c 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1589,6 +1589,17 @@ UNUSUAL_DEV(  0x22b8, 0x4810, 0x0001, 0x0001,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_FIX_CAPACITY),
 
+/*
+ * Patch by Constantin Baranov <const@tltsu.ru>
+ * Report by Andreas Koenecke.
+ * Motorola ROKR Z6.
+ */
+UNUSUAL_DEV(  0x22b8, 0x6426, 0x0101, 0x0101,
+		"Motorola",
+		"MSnc.",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_FIX_INQUIRY | US_FL_FIX_CAPACITY | US_FL_BULK_IGNORE_TAG),
+
 /* Reported by Radovan Garabik <garabik@kassiopeia.juls.savba.sk> */
 UNUSUAL_DEV(  0x2735, 0x100b, 0x0000, 0x9999,
 		"MPIO",
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index e0b0580705e4..1bd5fb30237d 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -1893,6 +1893,20 @@ config FB_XILINX
 	  framebuffer. ML300 carries a 640*480 LCD display on the board,
 	  ML403 uses a standard DB15 VGA connector.
 
+config FB_METRONOME
+       tristate "Metronome display controller support"
+       depends on FB && ARCH_PXA && MMU
+       select FB_SYS_FILLRECT
+       select FB_SYS_COPYAREA
+       select FB_SYS_IMAGEBLIT
+       select FB_SYS_FOPS
+       select FB_DEFERRED_IO
+       help
+         This enables support for the Metronome display controller. Tested
+         with an E-Ink 800x600 display and Gumstix Connex through an AMLCD
+         interface. Please read <file:Documentation/fb/metronomefb.txt>
+         for more information.
+
 config FB_VIRTUAL
 	tristate "Virtual Frame Buffer support (ONLY FOR TESTING!)"
 	depends on FB
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index 03371c789039..11c0e5e05f21 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -103,6 +103,7 @@ obj-$(CONFIG_FB_PMAG_AA)	  += pmag-aa-fb.o
 obj-$(CONFIG_FB_PMAG_BA)	  += pmag-ba-fb.o
 obj-$(CONFIG_FB_PMAGB_B)	  += pmagb-b-fb.o
 obj-$(CONFIG_FB_MAXINE)		  += maxinefb.o
+obj-$(CONFIG_FB_METRONOME)        += metronomefb.o
 obj-$(CONFIG_FB_S1D13XXX)	  += s1d13xxxfb.o
 obj-$(CONFIG_FB_IMX)              += imxfb.o
 obj-$(CONFIG_FB_S3C2410)	  += s3c2410fb.o
diff --git a/drivers/video/bf54x-lq043fb.c b/drivers/video/bf54x-lq043fb.c
index 986a550c0439..eefba3d0e4b9 100644
--- a/drivers/video/bf54x-lq043fb.c
+++ b/drivers/video/bf54x-lq043fb.c
@@ -384,7 +384,7 @@ static int bfin_bf54x_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
 	 *   Other flags can be set, and are documented in
 	 *   include/linux/mm.h
 	 */
-	vma->vm_flags |= VM_MAYSHARE;
+	vma->vm_flags |=  VM_MAYSHARE | VM_SHARED;
 
 	return 0;
 }
diff --git a/drivers/video/bfin-t350mcqb-fb.c b/drivers/video/bfin-t350mcqb-fb.c
index a2bb2de9e020..135d6dd7e672 100644
--- a/drivers/video/bfin-t350mcqb-fb.c
+++ b/drivers/video/bfin-t350mcqb-fb.c
@@ -91,6 +91,7 @@ struct bfin_t350mcqbfb_info {
 	int lq043_open_cnt;
 	int irq;
 	spinlock_t lock;	/* lock */
+	u32 pseudo_pal[16];
 };
 
 static int nocursor;
@@ -182,13 +183,13 @@ static void bfin_t350mcqb_config_dma(struct bfin_t350mcqbfb_info *fbi)
 
 }
 
-static int bfin_t350mcqb_request_ports(int action)
-{
-	u16 ppi0_req_8[] = {P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2,
+static	u16 ppi0_req_8[] = {P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2,
 			    P_PPI0_D0, P_PPI0_D1, P_PPI0_D2,
 			    P_PPI0_D3, P_PPI0_D4, P_PPI0_D5,
 			    P_PPI0_D6, P_PPI0_D7, 0};
 
+static int bfin_t350mcqb_request_ports(int action)
+{
 	if (action) {
 		if (peripheral_request_list(ppi0_req_8, DRIVER_NAME)) {
 			printk(KERN_ERR "Requesting Peripherals faild\n");
@@ -301,7 +302,7 @@ static int bfin_t350mcqb_fb_mmap(struct fb_info *info, struct vm_area_struct *vm
 	 *   Other flags can be set, and are documented in
 	 *   include/linux/mm.h
 	 */
-	vma->vm_flags |= VM_MAYSHARE;
+	vma->vm_flags |= VM_MAYSHARE | VM_SHARED;
 
 	return 0;
 }
@@ -520,16 +521,7 @@ static int __init bfin_t350mcqb_probe(struct platform_device *pdev)
 
 	fbinfo->fbops = &bfin_t350mcqb_fb_ops;
 
-	fbinfo->pseudo_palette = kmalloc(sizeof(u32) * 16, GFP_KERNEL);
-	if (!fbinfo->pseudo_palette) {
-		printk(KERN_ERR DRIVER_NAME
-		       "Fail to allocate pseudo_palette\n");
-
-		ret = -ENOMEM;
-		goto out4;
-	}
-
-	memset(fbinfo->pseudo_palette, 0, sizeof(u32) * 16);
+	fbinfo->pseudo_palette = &info->pseudo_pal;
 
 	if (fb_alloc_cmap(&fbinfo->cmap, BFIN_LCD_NBR_PALETTE_ENTRIES, 0)
 	    < 0) {
@@ -537,7 +529,7 @@ static int __init bfin_t350mcqb_probe(struct platform_device *pdev)
 		       "Fail to allocate colormap (%d entries)\n",
 		       BFIN_LCD_NBR_PALETTE_ENTRIES);
 		ret = -EFAULT;
-		goto out5;
+		goto out4;
 	}
 
 	if (bfin_t350mcqb_request_ports(1)) {
@@ -552,11 +544,11 @@ static int __init bfin_t350mcqb_probe(struct platform_device *pdev)
 		goto out7;
 	}
 
-	if (request_irq(info->irq, (void *)bfin_t350mcqb_irq_error, IRQF_DISABLED,
-			"PPI ERROR", info) < 0) {
+	ret = request_irq(info->irq, bfin_t350mcqb_irq_error, IRQF_DISABLED,
+			"PPI ERROR", info);
+	if (ret < 0) {
 		printk(KERN_ERR DRIVER_NAME
 		       ": unable to request PPI ERROR IRQ\n");
-		ret = -EFAULT;
 		goto out7;
 	}
 
@@ -584,8 +576,6 @@ out7:
 	bfin_t350mcqb_request_ports(0);
 out6:
 	fb_dealloc_cmap(&fbinfo->cmap);
-out5:
-	kfree(fbinfo->pseudo_palette);
 out4:
 	dma_free_coherent(NULL, fbinfo->fix.smem_len, info->fb_buffer,
 			  info->dma_handle);
@@ -605,6 +595,8 @@ static int bfin_t350mcqb_remove(struct platform_device *pdev)
 	struct fb_info *fbinfo = platform_get_drvdata(pdev);
 	struct bfin_t350mcqbfb_info *info = fbinfo->par;
 
+	unregister_framebuffer(fbinfo);
+
 	free_dma(CH_PPI);
 	free_irq(info->irq, info);
 
@@ -612,7 +604,6 @@ static int bfin_t350mcqb_remove(struct platform_device *pdev)
 		dma_free_coherent(NULL, fbinfo->fix.smem_len, info->fb_buffer,
 				  info->dma_handle);
 
-	kfree(fbinfo->pseudo_palette);
 	fb_dealloc_cmap(&fbinfo->cmap);
 
 #ifndef NO_BL_SUPPORT
@@ -620,10 +611,11 @@ static int bfin_t350mcqb_remove(struct platform_device *pdev)
 	backlight_device_unregister(bl_dev);
 #endif
 
-	unregister_framebuffer(fbinfo);
-
 	bfin_t350mcqb_request_ports(0);
 
+	platform_set_drvdata(pdev, NULL);
+	framebuffer_release(fbinfo);
+
 	printk(KERN_INFO DRIVER_NAME ": Unregister LCD driver.\n");
 
 	return 0;
diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
index 0f8cfb988c90..24843fdd5395 100644
--- a/drivers/video/fb_defio.c
+++ b/drivers/video/fb_defio.c
@@ -4,7 +4,7 @@
  *  Copyright (C) 2006 Jaya Kumar
  *
  * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file COPYING in the main directory of this archive
+ * License. See the file COPYING in the main directory of this archive
  * for more details.
  */
 
@@ -31,7 +31,7 @@ static int fb_deferred_io_fault(struct vm_area_struct *vma,
 	unsigned long offset;
 	struct page *page;
 	struct fb_info *info = vma->vm_private_data;
-	/* info->screen_base is in System RAM */
+	/* info->screen_base is virtual memory */
 	void *screen_base = (void __force *) info->screen_base;
 
 	offset = vmf->pgoff << PAGE_SHIFT;
@@ -43,6 +43,15 @@ static int fb_deferred_io_fault(struct vm_area_struct *vma,
 		return VM_FAULT_SIGBUS;
 
 	get_page(page);
+
+	if (vma->vm_file)
+		page->mapping = vma->vm_file->f_mapping;
+	else
+		printk(KERN_ERR "no mapping available\n");
+
+	BUG_ON(!page->mapping);
+	page->index = vmf->pgoff;
+
 	vmf->page = page;
 	return 0;
 }
@@ -138,11 +147,20 @@ EXPORT_SYMBOL_GPL(fb_deferred_io_init);
 
 void fb_deferred_io_cleanup(struct fb_info *info)
 {
+	void *screen_base = (void __force *) info->screen_base;
 	struct fb_deferred_io *fbdefio = info->fbdefio;
+	struct page *page;
+	int i;
 
 	BUG_ON(!fbdefio);
 	cancel_delayed_work(&info->deferred_work);
 	flush_scheduled_work();
+
+	/* clear out the mapping that we setup */
+	for (i = 0 ; i < info->fix.smem_len; i += PAGE_SIZE) {
+		page = vmalloc_to_page(screen_base + i);
+		page->mapping = NULL;
+	}
 }
 EXPORT_SYMBOL_GPL(fb_deferred_io_cleanup);
 
diff --git a/drivers/video/i810/i810_main.c b/drivers/video/i810/i810_main.c
index 1d13dd099af8..a24e680d2b9c 100644
--- a/drivers/video/i810/i810_main.c
+++ b/drivers/video/i810/i810_main.c
@@ -1476,7 +1476,7 @@ static int i810fb_cursor(struct fb_info *info, struct fb_cursor *cursor)
 	struct i810fb_par *par = info->par;
 	u8 __iomem *mmio = par->mmio_start_virtual;
 
-	if (!(par->dev_flags & LOCKUP))
+	if (par->dev_flags & LOCKUP)
 		return -ENXIO;
 
 	if (cursor->image.width > 64 || cursor->image.height > 64)
diff --git a/drivers/video/metronomefb.c b/drivers/video/metronomefb.c
new file mode 100644
index 000000000000..e9a89fd82757
--- /dev/null
+++ b/drivers/video/metronomefb.c
@@ -0,0 +1,999 @@
+/*
+ * linux/drivers/video/metronomefb.c -- FB driver for Metronome controller
+ *
+ * Copyright (C) 2008, Jaya Kumar
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ *
+ * Layout is based on skeletonfb.c by James Simmons and Geert Uytterhoeven.
+ *
+ * This work was made possible by help and equipment support from E-Ink
+ * Corporation. http://support.eink.com/community
+ *
+ * This driver is written to be used with the Metronome display controller.
+ * It was tested with an E-Ink 800x600 Vizplex EPD on a Gumstix Connex board
+ * using the Lyre interface board.
+ *
+ * General notes:
+ * - User must set metronomefb_enable=1 to enable it.
+ * - See Documentation/fb/metronomefb.txt for how metronome works.
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/mm.h>
+#include <linux/slab.h>
+#include <linux/vmalloc.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/fb.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/list.h>
+#include <linux/firmware.h>
+#include <linux/dma-mapping.h>
+#include <linux/uaccess.h>
+#include <linux/irq.h>
+
+#include <asm/arch/pxa-regs.h>
+#include <asm/unaligned.h>
+
+#define DEBUG 1
+#ifdef DEBUG
+#define DPRINTK(f, a...) printk(KERN_DEBUG "%s: " f, __func__ , ## a)
+#else
+#define DPRINTK(f, a...)
+#endif
+
+
+/* Display specific information */
+#define DPY_W 832
+#define DPY_H 622
+
+struct metromem_desc {
+	u32 mFDADR0;
+	u32 mFSADR0;
+	u32 mFIDR0;
+	u32 mLDCMD0;
+};
+
+struct metromem_cmd {
+	u16 opcode;
+	u16 args[((64-2)/2)];
+	u16 csum;
+};
+
+struct metronomefb_par {
+	unsigned char *metromem;
+	struct metromem_desc *metromem_desc;
+	struct metromem_cmd *metromem_cmd;
+	unsigned char *metromem_wfm;
+	unsigned char *metromem_img;
+	u16 *metromem_img_csum;
+	u16 *csum_table;
+	int metromemsize;
+	dma_addr_t metromem_dma;
+	dma_addr_t metromem_desc_dma;
+	struct fb_info *info;
+	wait_queue_head_t waitq;
+	u8 frame_count;
+};
+
+/* frame differs from image. frame includes non-visible pixels */
+struct epd_frame {
+	int fw; /* frame width */
+	int fh; /* frame height */
+};
+
+static struct epd_frame epd_frame_table[] = {
+	{
+	.fw = 832,
+	.fh = 622
+	},
+};
+
+static struct fb_fix_screeninfo metronomefb_fix __devinitdata = {
+	.id =		"metronomefb",
+	.type =		FB_TYPE_PACKED_PIXELS,
+	.visual =	FB_VISUAL_STATIC_PSEUDOCOLOR,
+	.xpanstep =	0,
+	.ypanstep =	0,
+	.ywrapstep =	0,
+	.line_length =	DPY_W,
+	.accel =	FB_ACCEL_NONE,
+};
+
+static struct fb_var_screeninfo metronomefb_var __devinitdata = {
+	.xres		= DPY_W,
+	.yres		= DPY_H,
+	.xres_virtual	= DPY_W,
+	.yres_virtual	= DPY_H,
+	.bits_per_pixel	= 8,
+	.grayscale	= 1,
+	.nonstd		= 1,
+	.red =		{ 4, 3, 0 },
+	.green =	{ 0, 0, 0 },
+	.blue =		{ 0, 0, 0 },
+	.transp =	{ 0, 0, 0 },
+};
+
+static unsigned int metronomefb_enable;
+
+struct waveform_hdr {
+	u8 stuff[32];
+
+	u8 wmta[3];
+	u8 fvsn;
+
+	u8 luts;
+	u8 mc;
+	u8 trc;
+	u8 stuff3;
+
+	u8 endb;
+	u8 swtb;
+	u8 stuff2a[2];
+
+	u8 stuff2b[3];
+	u8 wfm_cs;
+} __attribute__ ((packed));
+
+/* main metronomefb functions */
+static u8 calc_cksum(int start, int end, u8 *mem)
+{
+	u8 tmp = 0;
+	int i;
+
+	for (i = start; i < end; i++)
+		tmp += mem[i];
+
+	return tmp;
+}
+
+static u16 calc_img_cksum(u16 *start, int length)
+{
+	u16 tmp = 0;
+
+	while (length--)
+		tmp += *start++;
+
+	return tmp;
+}
+
+/* here we decode the incoming waveform file and populate metromem */
+#define EXP_WFORM_SIZE 47001
+static int load_waveform(u8 *mem, size_t size, u8 *metromem, int m, int t,
+				u8 *frame_count)
+{
+	int tta;
+	int wmta;
+	int trn = 0;
+	int i;
+	unsigned char v;
+	u8 cksum;
+	int cksum_idx;
+	int wfm_idx, owfm_idx;
+	int mem_idx = 0;
+	struct waveform_hdr *wfm_hdr;
+
+	if (size != EXP_WFORM_SIZE) {
+		printk(KERN_ERR "Error: unexpected size %d != %d\n", size,
+					EXP_WFORM_SIZE);
+		return -EINVAL;
+	}
+
+	wfm_hdr = (struct waveform_hdr *) mem;
+
+	if (wfm_hdr->fvsn != 1) {
+		printk(KERN_ERR "Error: bad fvsn %x\n", wfm_hdr->fvsn);
+		return -EINVAL;
+	}
+	if (wfm_hdr->luts != 0) {
+		printk(KERN_ERR "Error: bad luts %x\n", wfm_hdr->luts);
+		return -EINVAL;
+	}
+	cksum = calc_cksum(32, 47, mem);
+	if (cksum != wfm_hdr->wfm_cs) {
+		printk(KERN_ERR "Error: bad cksum %x != %x\n", cksum,
+					wfm_hdr->wfm_cs);
+		return -EINVAL;
+	}
+	wfm_hdr->mc += 1;
+	wfm_hdr->trc += 1;
+	for (i = 0; i < 5; i++) {
+		if (*(wfm_hdr->stuff2a + i) != 0) {
+			printk(KERN_ERR "Error: unexpected value in padding\n");
+			return -EINVAL;
+		}
+	}
+
+	/* calculating trn. trn is something used to index into
+	the waveform. presumably selecting the right one for the
+	desired temperature. it works out the offset of the first
+	v that exceeds the specified temperature */
+	if ((sizeof(*wfm_hdr) + wfm_hdr->trc) > size)
+		return -EINVAL;
+
+	for (i = sizeof(*wfm_hdr); i <= sizeof(*wfm_hdr) + wfm_hdr->trc; i++) {
+		if (mem[i] > t) {
+			trn = i - sizeof(*wfm_hdr) - 1;
+			break;
+		}
+	}
+
+	/* check temperature range table checksum */
+	cksum_idx = sizeof(*wfm_hdr) + wfm_hdr->trc + 1;
+	if (cksum_idx > size)
+		return -EINVAL;
+	cksum = calc_cksum(sizeof(*wfm_hdr), cksum_idx, mem);
+	if (cksum != mem[cksum_idx]) {
+		printk(KERN_ERR "Error: bad temperature range table cksum"
+				" %x != %x\n", cksum, mem[cksum_idx]);
+		return -EINVAL;
+	}
+
+	/* check waveform mode table address checksum */
+	wmta = le32_to_cpu(get_unaligned((__le32 *) wfm_hdr->wmta));
+	wmta &= 0x00FFFFFF;
+	cksum_idx = wmta + m*4 + 3;
+	if (cksum_idx > size)
+		return -EINVAL;
+	cksum = calc_cksum(cksum_idx - 3, cksum_idx, mem);
+	if (cksum != mem[cksum_idx]) {
+		printk(KERN_ERR "Error: bad mode table address cksum"
+				" %x != %x\n", cksum, mem[cksum_idx]);
+		return -EINVAL;
+	}
+
+	/* check waveform temperature table address checksum */
+	tta = le32_to_cpu(get_unaligned((int *) (mem + wmta + m*4)));
+	tta &= 0x00FFFFFF;
+	cksum_idx = tta + trn*4 + 3;
+	if (cksum_idx > size)
+		return -EINVAL;
+	cksum = calc_cksum(cksum_idx - 3, cksum_idx, mem);
+	if (cksum != mem[cksum_idx]) {
+		printk(KERN_ERR "Error: bad temperature table address cksum"
+			" %x != %x\n", cksum, mem[cksum_idx]);
+		return -EINVAL;
+	}
+
+	/* here we do the real work of putting the waveform into the
+	metromem buffer. this does runlength decoding of the waveform */
+	wfm_idx = le32_to_cpu(get_unaligned((__le32 *) (mem + tta + trn*4)));
+	wfm_idx &= 0x00FFFFFF;
+	owfm_idx = wfm_idx;
+	if (wfm_idx > size)
+		return -EINVAL;
+	while (wfm_idx < size) {
+		unsigned char rl;
+		v = mem[wfm_idx++];
+		if (v == wfm_hdr->swtb) {
+			while (((v = mem[wfm_idx++]) != wfm_hdr->swtb) &&
+				wfm_idx < size)
+				metromem[mem_idx++] = v;
+
+			continue;
+		}
+
+		if (v == wfm_hdr->endb)
+			break;
+
+		rl = mem[wfm_idx++];
+		for (i = 0; i <= rl; i++)
+			metromem[mem_idx++] = v;
+	}
+
+	cksum_idx = wfm_idx;
+	if (cksum_idx > size)
+		return -EINVAL;
+	cksum = calc_cksum(owfm_idx, cksum_idx, mem);
+	if (cksum != mem[cksum_idx]) {
+		printk(KERN_ERR "Error: bad waveform data cksum"
+				" %x != %x\n", cksum, mem[cksum_idx]);
+		return -EINVAL;
+	}
+	*frame_count = (mem_idx/64);
+
+	return 0;
+}
+
+/* register offsets for gpio control */
+#define LED_GPIO_PIN 51
+#define STDBY_GPIO_PIN 48
+#define RST_GPIO_PIN 49
+#define RDY_GPIO_PIN 32
+#define ERR_GPIO_PIN 17
+#define PCBPWR_GPIO_PIN 16
+
+#define AF_SEL_GPIO_N 0x3
+#define GAFR0_U_OFFSET(pin) ((pin - 16) * 2)
+#define GAFR1_L_OFFSET(pin) ((pin - 32) * 2)
+#define GAFR1_U_OFFSET(pin) ((pin - 48) * 2)
+#define GPDR1_OFFSET(pin) (pin - 32)
+#define GPCR1_OFFSET(pin) (pin - 32)
+#define GPSR1_OFFSET(pin) (pin - 32)
+#define GPCR0_OFFSET(pin) (pin)
+#define GPSR0_OFFSET(pin) (pin)
+
+static void metronome_set_gpio_output(int pin, int val)
+{
+	u8 index;
+
+	index = pin >> 4;
+
+	switch (index) {
+	case 1:
+		if (val)
+			GPSR0 |= (1 << GPSR0_OFFSET(pin));
+		else
+			GPCR0 |= (1 << GPCR0_OFFSET(pin));
+		break;
+	case 2:
+		break;
+	case 3:
+		if (val)
+			GPSR1 |= (1 << GPSR1_OFFSET(pin));
+		else
+			GPCR1 |= (1 << GPCR1_OFFSET(pin));
+		break;
+	default:
+		printk(KERN_ERR "unimplemented\n");
+	}
+}
+
+static void __devinit metronome_init_gpio_pin(int pin, int dir)
+{
+	u8 index;
+	/* dir 0 is output, 1 is input
+	- do 2 things here:
+	- set gpio alternate function to standard gpio
+	- set gpio direction to input or output  */
+
+	index = pin >> 4;
+	switch (index) {
+	case 1:
+		GAFR0_U &= ~(AF_SEL_GPIO_N << GAFR0_U_OFFSET(pin));
+
+		if (dir)
+			GPDR0 &= ~(1 << pin);
+		else
+			GPDR0 |= (1 << pin);
+		break;
+	case 2:
+		GAFR1_L &= ~(AF_SEL_GPIO_N << GAFR1_L_OFFSET(pin));
+
+		if (dir)
+			GPDR1 &= ~(1 << GPDR1_OFFSET(pin));
+		else
+			GPDR1 |= (1 << GPDR1_OFFSET(pin));
+		break;
+	case 3:
+		GAFR1_U &= ~(AF_SEL_GPIO_N << GAFR1_U_OFFSET(pin));
+
+		if (dir)
+			GPDR1 &= ~(1 << GPDR1_OFFSET(pin));
+		else
+			GPDR1 |= (1 << GPDR1_OFFSET(pin));
+		break;
+	default:
+		printk(KERN_ERR "unimplemented\n");
+	}
+}
+
+static void __devinit metronome_init_gpio_regs(void)
+{
+	metronome_init_gpio_pin(LED_GPIO_PIN, 0);
+	metronome_set_gpio_output(LED_GPIO_PIN, 0);
+
+	metronome_init_gpio_pin(STDBY_GPIO_PIN, 0);
+	metronome_set_gpio_output(STDBY_GPIO_PIN, 0);
+
+	metronome_init_gpio_pin(RST_GPIO_PIN, 0);
+	metronome_set_gpio_output(RST_GPIO_PIN, 0);
+
+	metronome_init_gpio_pin(RDY_GPIO_PIN, 1);
+
+	metronome_init_gpio_pin(ERR_GPIO_PIN, 1);
+
+	metronome_init_gpio_pin(PCBPWR_GPIO_PIN, 0);
+	metronome_set_gpio_output(PCBPWR_GPIO_PIN, 0);
+}
+
+static void metronome_disable_lcd_controller(struct metronomefb_par *par)
+{
+	LCSR = 0xffffffff;	/* Clear LCD Status Register */
+	LCCR0 |= LCCR0_DIS;	/* Disable LCD Controller */
+
+	/* we reset and just wait for things to settle */
+	msleep(200);
+}
+
+static void metronome_enable_lcd_controller(struct metronomefb_par *par)
+{
+	LCSR = 0xffffffff;
+	FDADR0 = par->metromem_desc_dma;
+	LCCR0 |= LCCR0_ENB;
+}
+
+static void __devinit metronome_init_lcdc_regs(struct metronomefb_par *par)
+{
+	/* here we do:
+	- disable the lcd controller
+	- setup lcd control registers
+	- setup dma descriptor
+	- reenable lcd controller
+	*/
+
+	/* disable the lcd controller */
+	metronome_disable_lcd_controller(par);
+
+	/* setup lcd control registers */
+	LCCR0 = LCCR0_LDM | LCCR0_SFM | LCCR0_IUM | LCCR0_EFM | LCCR0_PAS
+		| LCCR0_QDM | LCCR0_BM | LCCR0_OUM;
+
+	LCCR1 = (epd_frame_table[0].fw/2 - 1) /* pixels per line */
+		| (27 << 10) /* hsync pulse width - 1 */
+		| (33 << 16) /* eol pixel count */
+		| (33 << 24); /* bol pixel count */
+
+	LCCR2 = (epd_frame_table[0].fh - 1) /* lines per panel */
+		| (24 << 10) /* vsync pulse width - 1 */
+		| (2 << 16) /* eof pixel count */
+		| (0 << 24); /* bof pixel count */
+
+	LCCR3 = 2 /* pixel clock divisor */
+		| (24 << 8) /* AC Bias pin freq */
+		| LCCR3_16BPP /* BPP */
+		| LCCR3_PCP;  /* PCP falling edge */
+
+	/* setup dma descriptor */
+	par->metromem_desc->mFDADR0 = par->metromem_desc_dma;
+	par->metromem_desc->mFSADR0 = par->metromem_dma;
+	par->metromem_desc->mFIDR0 = 0;
+	par->metromem_desc->mLDCMD0 = epd_frame_table[0].fw
+					* epd_frame_table[0].fh;
+	/* reenable lcd controller */
+	metronome_enable_lcd_controller(par);
+}
+
+static int metronome_display_cmd(struct metronomefb_par *par)
+{
+	int i;
+	u16 cs;
+	u16 opcode;
+	static u8 borderval;
+	u8 *ptr;
+
+	/* setup display command
+	we can't immediately set the opcode since the controller
+	will try parse the command before we've set it all up
+	so we just set cs here and set the opcode at the end */
+
+	ptr = par->metromem;
+
+	if (par->metromem_cmd->opcode == 0xCC40)
+		opcode = cs = 0xCC41;
+	else
+		opcode = cs = 0xCC40;
+
+	/* set the args ( 2 bytes ) for display */
+	i = 0;
+	par->metromem_cmd->args[i] = 	1 << 3 /* border update */
+					| ((borderval++ % 4) & 0x0F) << 4
+					| (par->frame_count - 1) << 8;
+	cs += par->metromem_cmd->args[i++];
+
+	/* the rest are 0 */
+	memset((u8 *) (par->metromem_cmd->args + i), 0, (32-i)*2);
+
+	par->metromem_cmd->csum = cs;
+	par->metromem_cmd->opcode = opcode; /* display cmd */
+
+	i = wait_event_interruptible_timeout(par->waitq, (GPLR1 & 0x01), HZ);
+	return i;
+}
+
+static int __devinit metronome_powerup_cmd(struct metronomefb_par *par)
+{
+	int i;
+	u16 cs;
+
+	/* setup power up command */
+	par->metromem_cmd->opcode = 0x1234; /* pwr up pseudo cmd */
+	cs = par->metromem_cmd->opcode;
+
+	/* set pwr1,2,3 to 1024 */
+	for (i = 0; i < 3; i++) {
+		par->metromem_cmd->args[i] = 1024;
+		cs += par->metromem_cmd->args[i];
+	}
+
+	/* the rest are 0 */
+	memset((u8 *) (par->metromem_cmd->args + i), 0, (32-i)*2);
+
+	par->metromem_cmd->csum = cs;
+
+	msleep(1);
+	metronome_set_gpio_output(RST_GPIO_PIN, 1);
+
+	msleep(1);
+	metronome_set_gpio_output(STDBY_GPIO_PIN, 1);
+
+	i = wait_event_timeout(par->waitq, (GPLR1 & 0x01), HZ);
+	return i;
+}
+
+static int __devinit metronome_config_cmd(struct metronomefb_par *par)
+{
+	int i;
+	u16 cs;
+
+	/* setup config command
+	we can't immediately set the opcode since the controller
+	will try parse the command before we've set it all up
+	so we just set cs here and set the opcode at the end */
+
+	cs = 0xCC10;
+
+	/* set the 12 args ( 8 bytes ) for config. see spec for meanings */
+	i = 0;
+	par->metromem_cmd->args[i] = 	15 /* sdlew */
+					| 2 << 8 /* sdosz */
+					| 0 << 11 /* sdor */
+					| 0 << 12 /* sdces */
+					| 0 << 15; /* sdcer */
+	cs += par->metromem_cmd->args[i++];
+
+	par->metromem_cmd->args[i] = 	42 /* gdspl */
+					| 1 << 8 /* gdr1 */
+					| 1 << 9 /* sdshr */
+					| 0 << 15; /* gdspp */
+	cs += par->metromem_cmd->args[i++];
+
+	par->metromem_cmd->args[i] = 	18 /* gdspw */
+					| 0 << 15; /* dispc */
+	cs += par->metromem_cmd->args[i++];
+
+	par->metromem_cmd->args[i] = 	599 /* vdlc */
+					| 0 << 11 /* dsi */
+					| 0 << 12; /* dsic */
+	cs += par->metromem_cmd->args[i++];
+
+	/* the rest are 0 */
+	memset((u8 *) (par->metromem_cmd->args + i), 0, (32-i)*2);
+
+	par->metromem_cmd->csum = cs;
+	par->metromem_cmd->opcode = 0xCC10; /* config cmd */
+
+	i = wait_event_timeout(par->waitq, (GPLR1 & 0x01), HZ);
+	return i;
+}
+
+static int __devinit metronome_init_cmd(struct metronomefb_par *par)
+{
+	int i;
+	u16 cs;
+
+	/* setup init command
+	we can't immediately set the opcode since the controller
+	will try parse the command before we've set it all up
+	so we just set cs here and set the opcode at the end */
+
+	cs = 0xCC20;
+
+	/* set the args ( 2 bytes ) for init */
+	i = 0;
+	par->metromem_cmd->args[i] = 0;
+	cs += par->metromem_cmd->args[i++];
+
+	/* the rest are 0 */
+	memset((u8 *) (par->metromem_cmd->args + i), 0, (32-i)*2);
+
+	par->metromem_cmd->csum = cs;
+	par->metromem_cmd->opcode = 0xCC20; /* init cmd */
+
+	i = wait_event_timeout(par->waitq, (GPLR1 & 0x01), HZ);
+	return i;
+}
+
+static int __devinit metronome_init_regs(struct metronomefb_par *par)
+{
+	int res;
+
+	metronome_init_gpio_regs();
+	metronome_init_lcdc_regs(par);
+
+	res = metronome_powerup_cmd(par);
+	if (res)
+		return res;
+
+	res = metronome_config_cmd(par);
+	if (res)
+		return res;
+
+	res = metronome_init_cmd(par);
+	if (res)
+		return res;
+
+	return res;
+}
+
+static void metronomefb_dpy_update(struct metronomefb_par *par)
+{
+	u16 cksum;
+	unsigned char *buf = (unsigned char __force *)par->info->screen_base;
+
+	/* copy from vm to metromem */
+	memcpy(par->metromem_img, buf, DPY_W*DPY_H);
+
+	cksum = calc_img_cksum((u16 *) par->metromem_img,
+				(epd_frame_table[0].fw * DPY_H)/2);
+	*((u16 *) (par->metromem_img) +
+			(epd_frame_table[0].fw * DPY_H)/2) = cksum;
+	metronome_display_cmd(par);
+}
+
+static u16 metronomefb_dpy_update_page(struct metronomefb_par *par, int index)
+{
+	int i;
+	u16 csum = 0;
+	u16 *buf = (u16 __force *) (par->info->screen_base + index);
+	u16 *img = (u16 *) (par->metromem_img + index);
+
+	/* swizzle from vm to metromem and recalc cksum at the same time*/
+	for (i = 0; i < PAGE_SIZE/2; i++) {
+		*(img + i) = (buf[i] << 5) & 0xE0E0;
+		csum += *(img + i);
+	}
+	return csum;
+}
+
+/* this is called back from the deferred io workqueue */
+static void metronomefb_dpy_deferred_io(struct fb_info *info,
+				struct list_head *pagelist)
+{
+	u16 cksum;
+	struct page *cur;
+	struct fb_deferred_io *fbdefio = info->fbdefio;
+	struct metronomefb_par *par = info->par;
+
+	/* walk the written page list and swizzle the data */
+	list_for_each_entry(cur, &fbdefio->pagelist, lru) {
+		cksum = metronomefb_dpy_update_page(par,
+					(cur->index << PAGE_SHIFT));
+		par->metromem_img_csum -= par->csum_table[cur->index];
+		par->csum_table[cur->index] = cksum;
+		par->metromem_img_csum += cksum;
+	}
+
+	metronome_display_cmd(par);
+}
+
+static void metronomefb_fillrect(struct fb_info *info,
+				   const struct fb_fillrect *rect)
+{
+	struct metronomefb_par *par = info->par;
+
+	cfb_fillrect(info, rect);
+	metronomefb_dpy_update(par);
+}
+
+static void metronomefb_copyarea(struct fb_info *info,
+				   const struct fb_copyarea *area)
+{
+	struct metronomefb_par *par = info->par;
+
+	cfb_copyarea(info, area);
+	metronomefb_dpy_update(par);
+}
+
+static void metronomefb_imageblit(struct fb_info *info,
+				const struct fb_image *image)
+{
+	struct metronomefb_par *par = info->par;
+
+	cfb_imageblit(info, image);
+	metronomefb_dpy_update(par);
+}
+
+/*
+ * this is the slow path from userspace. they can seek and write to
+ * the fb. it is based on fb_sys_write
+ */
+static ssize_t metronomefb_write(struct fb_info *info, const char __user *buf,
+				size_t count, loff_t *ppos)
+{
+	struct metronomefb_par *par = info->par;
+	unsigned long p = *ppos;
+	void *dst;
+	int err = 0;
+	unsigned long total_size;
+
+	if (info->state != FBINFO_STATE_RUNNING)
+		return -EPERM;
+
+	total_size = info->fix.smem_len;
+
+	if (p > total_size)
+		return -EFBIG;
+
+	if (count > total_size) {
+		err = -EFBIG;
+		count = total_size;
+	}
+
+	if (count + p > total_size) {
+		if (!err)
+			err = -ENOSPC;
+
+		count = total_size - p;
+	}
+
+	dst = (void __force *) (info->screen_base + p);
+
+	if (copy_from_user(dst, buf, count))
+		err = -EFAULT;
+
+	if  (!err)
+		*ppos += count;
+
+	metronomefb_dpy_update(par);
+
+	return (err) ? err : count;
+}
+
+static struct fb_ops metronomefb_ops = {
+	.owner		= THIS_MODULE,
+	.fb_write	= metronomefb_write,
+	.fb_fillrect	= metronomefb_fillrect,
+	.fb_copyarea	= metronomefb_copyarea,
+	.fb_imageblit	= metronomefb_imageblit,
+};
+
+static struct fb_deferred_io metronomefb_defio = {
+	.delay		= HZ,
+	.deferred_io	= metronomefb_dpy_deferred_io,
+};
+
+static irqreturn_t metronome_handle_irq(int irq, void *dev_id)
+{
+	struct fb_info *info = dev_id;
+	struct metronomefb_par *par = info->par;
+
+	wake_up_interruptible(&par->waitq);
+	return IRQ_HANDLED;
+}
+
+static int __devinit metronomefb_probe(struct platform_device *dev)
+{
+	struct fb_info *info;
+	int retval = -ENOMEM;
+	int videomemorysize;
+	unsigned char *videomemory;
+	struct metronomefb_par *par;
+	const struct firmware *fw_entry;
+	int cmd_size, wfm_size, img_size, padding_size, totalsize;
+	int i;
+
+	/* we have two blocks of memory.
+	info->screen_base which is vm, and is the fb used by apps.
+	par->metromem which is physically contiguous memory and
+	contains the display controller commands, waveform,
+	processed image data and padding. this is the data pulled
+	by the pxa255's LCD controller and pushed to Metronome */
+
+	videomemorysize = (DPY_W*DPY_H);
+	videomemory = vmalloc(videomemorysize);
+	if (!videomemory)
+		return retval;
+
+	memset(videomemory, 0, videomemorysize);
+
+	info = framebuffer_alloc(sizeof(struct metronomefb_par), &dev->dev);
+	if (!info)
+		goto err_vfree;
+
+	info->screen_base = (char __iomem *) videomemory;
+	info->fbops = &metronomefb_ops;
+
+	info->var = metronomefb_var;
+	info->fix = metronomefb_fix;
+	info->fix.smem_len = videomemorysize;
+	par = info->par;
+	par->info = info;
+	init_waitqueue_head(&par->waitq);
+
+	/* this table caches per page csum values. */
+	par->csum_table = vmalloc(videomemorysize/PAGE_SIZE);
+	if (!par->csum_table)
+		goto err_csum_table;
+
+	/* the metromem buffer is divided as follows:
+	command | CRC | padding
+	16kb waveform data | CRC | padding
+	image data | CRC
+	and an extra 256 bytes for dma descriptors
+	eg: IW=832 IH=622 WS=128
+	*/
+
+	cmd_size = 1 * epd_frame_table[0].fw;
+	wfm_size = ((16*1024 + 2 + epd_frame_table[0].fw - 1)
+			/ epd_frame_table[0].fw) * epd_frame_table[0].fw;
+	img_size = epd_frame_table[0].fh * epd_frame_table[0].fw;
+	padding_size = 4 * epd_frame_table[0].fw;
+	totalsize = cmd_size + wfm_size + img_size + padding_size;
+	par->metromemsize = PAGE_ALIGN(totalsize + 256);
+	DPRINTK("desired memory size = %d\n", par->metromemsize);
+	dev->dev.coherent_dma_mask = 0xffffffffull;
+	par->metromem = dma_alloc_writecombine(&dev->dev, par->metromemsize,
+						&par->metromem_dma, GFP_KERNEL);
+	if (!par->metromem) {
+		printk(KERN_ERR
+			"metronomefb: unable to allocate dma buffer\n");
+		goto err_vfree;
+	}
+
+	info->fix.smem_start = par->metromem_dma;
+	par->metromem_cmd = (struct metromem_cmd *) par->metromem;
+	par->metromem_wfm = par->metromem + cmd_size;
+	par->metromem_img = par->metromem + cmd_size + wfm_size;
+	par->metromem_img_csum = (u16 *) (par->metromem_img +
+					(epd_frame_table[0].fw * DPY_H));
+	DPRINTK("img offset=0x%x\n", cmd_size + wfm_size);
+	par->metromem_desc = (struct metromem_desc *) (par->metromem + cmd_size
+					+ wfm_size + img_size + padding_size);
+	par->metromem_desc_dma = par->metromem_dma + cmd_size + wfm_size
+				 + img_size + padding_size;
+
+	/* load the waveform in. assume mode 3, temp 31 for now */
+	/* 	a) request the waveform file from userspace
+		b) process waveform and decode into metromem */
+
+	retval = request_firmware(&fw_entry, "waveform.wbf", &dev->dev);
+	if (retval < 0) {
+		printk(KERN_ERR "metronomefb: couldn't get waveform\n");
+		goto err_dma_free;
+	}
+
+	retval = load_waveform((u8 *) fw_entry->data, fw_entry->size,
+				par->metromem_wfm, 3, 31, &par->frame_count);
+	if (retval < 0) {
+		printk(KERN_ERR "metronomefb: couldn't process waveform\n");
+		goto err_ld_wfm;
+	}
+	release_firmware(fw_entry);
+
+	retval = request_irq(IRQ_GPIO(RDY_GPIO_PIN), metronome_handle_irq,
+				IRQF_DISABLED, "Metronome", info);
+	if (retval) {
+		dev_err(&dev->dev, "request_irq failed: %d\n", retval);
+		goto err_ld_wfm;
+	}
+	set_irq_type(IRQ_GPIO(RDY_GPIO_PIN), IRQT_FALLING);
+
+	retval = metronome_init_regs(par);
+	if (retval < 0)
+		goto err_free_irq;
+
+	info->flags = FBINFO_FLAG_DEFAULT;
+
+	info->fbdefio = &metronomefb_defio;
+	fb_deferred_io_init(info);
+
+	retval = fb_alloc_cmap(&info->cmap, 8, 0);
+	if (retval < 0) {
+		printk(KERN_ERR "Failed to allocate colormap\n");
+		goto err_fb_rel;
+	}
+
+	/* set cmap */
+	for (i = 0; i < 8; i++)
+		info->cmap.red[i] = (((2*i)+1)*(0xFFFF))/16;
+	memcpy(info->cmap.green, info->cmap.red, sizeof(u16)*8);
+	memcpy(info->cmap.blue, info->cmap.red, sizeof(u16)*8);
+
+	retval = register_framebuffer(info);
+	if (retval < 0)
+		goto err_cmap;
+
+	platform_set_drvdata(dev, info);
+
+	printk(KERN_INFO
+		"fb%d: Metronome frame buffer device, using %dK of video"
+		" memory\n", info->node, videomemorysize >> 10);
+
+	return 0;
+
+err_cmap:
+	fb_dealloc_cmap(&info->cmap);
+err_fb_rel:
+	framebuffer_release(info);
+err_free_irq:
+	free_irq(IRQ_GPIO(RDY_GPIO_PIN), info);
+err_ld_wfm:
+	release_firmware(fw_entry);
+err_dma_free:
+	dma_free_writecombine(&dev->dev, par->metromemsize, par->metromem,
+				par->metromem_dma);
+err_csum_table:
+	vfree(par->csum_table);
+err_vfree:
+	vfree(videomemory);
+	return retval;
+}
+
+static int __devexit metronomefb_remove(struct platform_device *dev)
+{
+	struct fb_info *info = platform_get_drvdata(dev);
+
+	if (info) {
+		struct metronomefb_par *par = info->par;
+		fb_deferred_io_cleanup(info);
+		dma_free_writecombine(&dev->dev, par->metromemsize,
+					par->metromem, par->metromem_dma);
+		fb_dealloc_cmap(&info->cmap);
+		vfree(par->csum_table);
+		unregister_framebuffer(info);
+		vfree((void __force *)info->screen_base);
+		free_irq(IRQ_GPIO(RDY_GPIO_PIN), info);
+		framebuffer_release(info);
+	}
+	return 0;
+}
+
+static struct platform_driver metronomefb_driver = {
+	.probe	= metronomefb_probe,
+	.remove = metronomefb_remove,
+	.driver	= {
+		.name	= "metronomefb",
+	},
+};
+
+static struct platform_device *metronomefb_device;
+
+static int __init metronomefb_init(void)
+{
+	int ret;
+
+	if (!metronomefb_enable) {
+		printk(KERN_ERR
+			"Use metronomefb_enable to enable the device\n");
+		return -ENXIO;
+	}
+
+	ret = platform_driver_register(&metronomefb_driver);
+	if (!ret) {
+		metronomefb_device = platform_device_alloc("metronomefb", 0);
+		if (metronomefb_device)
+			ret = platform_device_add(metronomefb_device);
+		else
+			ret = -ENOMEM;
+
+		if (ret) {
+			platform_device_put(metronomefb_device);
+			platform_driver_unregister(&metronomefb_driver);
+		}
+	}
+	return ret;
+
+}
+
+static void __exit metronomefb_exit(void)
+{
+	platform_device_unregister(metronomefb_device);
+	platform_driver_unregister(&metronomefb_driver);
+}
+
+module_param(metronomefb_enable, uint, 0);
+MODULE_PARM_DESC(metronomefb_enable, "Enable communication with Metronome");
+
+module_init(metronomefb_init);
+module_exit(metronomefb_exit);
+
+MODULE_DESCRIPTION("fbdev driver for Metronome controller");
+MODULE_AUTHOR("Jaya Kumar");
+MODULE_LICENSE("GPL");
diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 59a8f73dec73..c0df924766a7 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -37,7 +37,7 @@ struct virtio_pci_device
 	struct pci_dev *pci_dev;
 
 	/* the IO mapping for the PCI config space */
-	void *ioaddr;
+	void __iomem *ioaddr;
 
 	/* a list of queues so we can dispatch IRQs */
 	spinlock_t lock;
@@ -111,7 +111,7 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
 		   void *buf, unsigned len)
 {
 	struct virtio_pci_device *vp_dev = to_vp_device(vdev);
-	void *ioaddr = vp_dev->ioaddr + VIRTIO_PCI_CONFIG + offset;
+	void __iomem *ioaddr = vp_dev->ioaddr + VIRTIO_PCI_CONFIG + offset;
 	u8 *ptr = buf;
 	int i;
 
@@ -125,7 +125,7 @@ static void vp_set(struct virtio_device *vdev, unsigned offset,
 		   const void *buf, unsigned len)
 {
 	struct virtio_pci_device *vp_dev = to_vp_device(vdev);
-	void *ioaddr = vp_dev->ioaddr + VIRTIO_PCI_CONFIG + offset;
+	void __iomem *ioaddr = vp_dev->ioaddr + VIRTIO_PCI_CONFIG + offset;
 	const u8 *ptr = buf;
 	int i;
 
@@ -388,6 +388,7 @@ static void __devexit virtio_pci_remove(struct pci_dev *pci_dev)
 {
 	struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev);
 
+	unregister_virtio_device(&vp_dev->vdev);
 	free_irq(pci_dev->irq, vp_dev);
 	pci_set_drvdata(pci_dev, NULL);
 	pci_iounmap(pci_dev, vp_dev->ioaddr);
diff --git a/drivers/watchdog/it8712f_wdt.c b/drivers/watchdog/it8712f_wdt.c
index 1efcad3b6fca..ca90c5192596 100644
--- a/drivers/watchdog/it8712f_wdt.c
+++ b/drivers/watchdog/it8712f_wdt.c
@@ -111,15 +111,6 @@ superio_inw(int reg)
 	return val;
 }
 
-static void
-superio_outw(int val, int reg)
-{
-	outb(reg++, REG);
-	outb((val >> 8) & 0xff, VAL);
-	outb(reg, REG);
-	outb(val & 0xff, VAL);
-}
-
 static inline void
 superio_select(int ldn)
 {
@@ -170,9 +161,8 @@ it8712f_wdt_update_margin(void)
 	superio_outb(config, WDT_CONFIG);
 
 	if (revision >= 0x08)
-		superio_outw(units, WDT_TIMEOUT);
-	else
-		superio_outb(units, WDT_TIMEOUT);
+		superio_outb(units >> 8, WDT_TIMEOUT + 1);
+	superio_outb(units, WDT_TIMEOUT);
 }
 
 static int