Merge commit 'v2.6.39-rc2' into spi/merge

80 files changed, 1281 insertions, 1022 deletions

diff --git a/drivers/ata/pata_palmld.c b/drivers/ata/pata_palmld.c
index a2a73d95384..b86d7e22595 100644
--- a/drivers/ata/pata_palmld.c
+++ b/drivers/ata/pata_palmld.c
@@ -33,6 +33,11 @@
 
 #define DRV_NAME "pata_palmld"
 
+static struct gpio palmld_hdd_gpios[] = {
+	{ GPIO_NR_PALMLD_IDE_PWEN,	GPIOF_INIT_HIGH,	"HDD Power" },
+	{ GPIO_NR_PALMLD_IDE_RESET,	GPIOF_INIT_LOW,		"HDD Reset" },
+};
+
 static struct scsi_host_template palmld_sht = {
 	ATA_PIO_SHT(DRV_NAME),
 };
@@ -52,28 +57,23 @@ static __devinit int palmld_pata_probe(struct platform_device *pdev)
 
 	/* allocate host */
 	host = ata_host_alloc(&pdev->dev, 1);
-	if (!host)
-		return -ENOMEM;
+	if (!host) {
+		ret = -ENOMEM;
+		goto err1;
+	}
 
 	/* remap drive's physical memory address */
 	mem = devm_ioremap(&pdev->dev, PALMLD_IDE_PHYS, 0x1000);
-	if (!mem)
-		return -ENOMEM;
+	if (!mem) {
+		ret = -ENOMEM;
+		goto err1;
+	}
 
 	/* request and activate power GPIO, IRQ GPIO */
-	ret = gpio_request(GPIO_NR_PALMLD_IDE_PWEN, "HDD PWR");
+	ret = gpio_request_array(palmld_hdd_gpios,
+				ARRAY_SIZE(palmld_hdd_gpios));
 	if (ret)
 		goto err1;
-	ret = gpio_direction_output(GPIO_NR_PALMLD_IDE_PWEN, 1);
-	if (ret)
-		goto err2;
-
-	ret = gpio_request(GPIO_NR_PALMLD_IDE_RESET, "HDD RST");
-	if (ret)
-		goto err2;
-	ret = gpio_direction_output(GPIO_NR_PALMLD_IDE_RESET, 0);
-	if (ret)
-		goto err3;
 
 	/* reset the drive */
 	gpio_set_value(GPIO_NR_PALMLD_IDE_RESET, 0);
@@ -96,13 +96,15 @@ static __devinit int palmld_pata_probe(struct platform_device *pdev)
 	ata_sff_std_ports(&ap->ioaddr);
 
 	/* activate host */
-	return ata_host_activate(host, 0, NULL, IRQF_TRIGGER_RISING,
+	ret = ata_host_activate(host, 0, NULL, IRQF_TRIGGER_RISING,
 					&palmld_sht);
+	if (ret)
+		goto err2;
+
+	return ret;
 
-err3:
-	gpio_free(GPIO_NR_PALMLD_IDE_RESET);
 err2:
-	gpio_free(GPIO_NR_PALMLD_IDE_PWEN);
+	gpio_free_array(palmld_hdd_gpios, ARRAY_SIZE(palmld_hdd_gpios));
 err1:
 	return ret;
 }
@@ -116,8 +118,7 @@ static __devexit int palmld_pata_remove(struct platform_device *dev)
 	/* power down the HDD */
 	gpio_set_value(GPIO_NR_PALMLD_IDE_PWEN, 0);
 
-	gpio_free(GPIO_NR_PALMLD_IDE_RESET);
-	gpio_free(GPIO_NR_PALMLD_IDE_PWEN);
+	gpio_free_array(palmld_hdd_gpios, ARRAY_SIZE(palmld_hdd_gpios));
 
 	return 0;
 }
diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
index 25ef1a4556e..cd0ff66469b 100644
--- a/drivers/atm/solos-pci.c
+++ b/drivers/atm/solos-pci.c
@@ -165,7 +165,6 @@ static uint32_t fpga_tx(struct solos_card *);
 static irqreturn_t solos_irq(int irq, void *dev_id);
 static struct atm_vcc* find_vcc(struct atm_dev *dev, short vpi, int vci);
 static int list_vccs(int vci);
-static void release_vccs(struct atm_dev *dev);
 static int atm_init(struct solos_card *, struct device *);
 static void atm_remove(struct solos_card *);
 static int send_command(struct solos_card *card, int dev, const char *buf, size_t size);
@@ -384,7 +383,6 @@ static int process_status(struct solos_card *card, int port, struct sk_buff *skb
 	/* Anything but 'Showtime' is down */
 	if (strcmp(state_str, "Showtime")) {
 		atm_dev_signal_change(card->atmdev[port], ATM_PHY_SIG_LOST);
-		release_vccs(card->atmdev[port]);
 		dev_info(&card->dev->dev, "Port %d: %s\n", port, state_str);
 		return 0;
 	}
@@ -697,7 +695,7 @@ void solos_bh(unsigned long card_arg)
 					      size);
 			}
 			if (atmdebug) {
-				dev_info(&card->dev->dev, "Received: device %d\n", port);
+				dev_info(&card->dev->dev, "Received: port %d\n", port);
 				dev_info(&card->dev->dev, "size: %d VPI: %d VCI: %d\n",
 					 size, le16_to_cpu(header->vpi),
 					 le16_to_cpu(header->vci));
@@ -710,8 +708,8 @@ void solos_bh(unsigned long card_arg)
 					       le16_to_cpu(header->vci));
 				if (!vcc) {
 					if (net_ratelimit())
-						dev_warn(&card->dev->dev, "Received packet for unknown VCI.VPI %d.%d on port %d\n",
-							 le16_to_cpu(header->vci), le16_to_cpu(header->vpi),
+						dev_warn(&card->dev->dev, "Received packet for unknown VPI.VCI %d.%d on port %d\n",
+							 le16_to_cpu(header->vpi), le16_to_cpu(header->vci),
 							 port);
 					continue;
 				}
@@ -830,28 +828,6 @@ static int list_vccs(int vci)
 	return num_found;
 }
 
-static void release_vccs(struct atm_dev *dev)
-{
-        int i;
-
-        write_lock_irq(&vcc_sklist_lock);
-        for (i = 0; i < VCC_HTABLE_SIZE; i++) {
-                struct hlist_head *head = &vcc_hash[i];
-                struct hlist_node *node, *tmp;
-                struct sock *s;
-                struct atm_vcc *vcc;
-
-                sk_for_each_safe(s, node, tmp, head) {
-                        vcc = atm_sk(s);
-                        if (vcc->dev == dev) {
-                                vcc_release_async(vcc, -EPIPE);
-                                sk_del_node_init(s);
-                        }
-                }
-        }
-        write_unlock_irq(&vcc_sklist_lock);
-}
-
 
 static int popen(struct atm_vcc *vcc)
 {
@@ -1018,8 +994,15 @@ static uint32_t fpga_tx(struct solos_card *card)
 
 			/* Clean up and free oldskb now it's gone */
 			if (atmdebug) {
+				struct pkt_hdr *header = (void *)oldskb->data;
+				int size = le16_to_cpu(header->size);
+
+				skb_pull(oldskb, sizeof(*header));
 				dev_info(&card->dev->dev, "Transmitted: port %d\n",
 					 port);
+				dev_info(&card->dev->dev, "size: %d VPI: %d VCI: %d\n",
+					 size, le16_to_cpu(header->vpi),
+					 le16_to_cpu(header->vci));
 				print_buffer(oldskb);
 			}
 
@@ -1262,7 +1245,7 @@ static int atm_init(struct solos_card *card, struct device *parent)
 		card->atmdev[i]->ci_range.vci_bits = 16;
 		card->atmdev[i]->dev_data = card;
 		card->atmdev[i]->phy_data = (void *)(unsigned long)i;
-		atm_dev_signal_change(card->atmdev[i], ATM_PHY_SIG_UNKNOWN);
+		atm_dev_signal_change(card->atmdev[i], ATM_PHY_SIG_FOUND);
 
 		skb = alloc_skb(sizeof(*header), GFP_ATOMIC);
 		if (!skb) {
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 866811428e2..762a5109c68 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -71,6 +71,9 @@ static struct usb_device_id btusb_table[] = {
 	/* Apple MacBookAir3,1, MacBookAir3,2 */
 	{ USB_DEVICE(0x05ac, 0x821b) },
 
+	/* Apple MacBookPro8,2 */
+	{ USB_DEVICE(0x05ac, 0x821a) },
+
 	/* AVM BlueFRITZ! USB v2.0 */
 	{ USB_DEVICE(0x057c, 0x3800) },
 
@@ -690,7 +693,8 @@ static int btusb_send_frame(struct sk_buff *skb)
 		break;
 
 	case HCI_ACLDATA_PKT:
-		if (!data->bulk_tx_ep || hdev->conn_hash.acl_num < 1)
+		if (!data->bulk_tx_ep || (hdev->conn_hash.acl_num < 1 &&
+						hdev->conn_hash.le_num < 1))
 			return -ENODEV;
 
 		urb = usb_alloc_urb(0, GFP_ATOMIC);
diff --git a/drivers/connector/cn_queue.c b/drivers/connector/cn_queue.c
index 55653aba673..c42c9d51779 100644
--- a/drivers/connector/cn_queue.c
+++ b/drivers/connector/cn_queue.c
@@ -31,24 +31,9 @@
 #include <linux/connector.h>
 #include <linux/delay.h>
 
-void cn_queue_wrapper(struct work_struct *work)
-{
-	struct cn_callback_entry *cbq =
-		container_of(work, struct cn_callback_entry, work);
-	struct cn_callback_data *d = &cbq->data;
-	struct cn_msg *msg = NLMSG_DATA(nlmsg_hdr(d->skb));
-	struct netlink_skb_parms *nsp = &NETLINK_CB(d->skb);
-
-	d->callback(msg, nsp);
-
-	kfree_skb(d->skb);
-	d->skb = NULL;
-
-	kfree(d->free);
-}
-
 static struct cn_callback_entry *
-cn_queue_alloc_callback_entry(const char *name, struct cb_id *id,
+cn_queue_alloc_callback_entry(struct cn_queue_dev *dev, const char *name,
+			      struct cb_id *id,
 			      void (*callback)(struct cn_msg *, struct netlink_skb_parms *))
 {
 	struct cn_callback_entry *cbq;
@@ -59,17 +44,23 @@ cn_queue_alloc_callback_entry(const char *name, struct cb_id *id,
 		return NULL;
 	}
 
+	atomic_set(&cbq->refcnt, 1);
+
+	atomic_inc(&dev->refcnt);
+	cbq->pdev = dev;
+
 	snprintf(cbq->id.name, sizeof(cbq->id.name), "%s", name);
 	memcpy(&cbq->id.id, id, sizeof(struct cb_id));
-	cbq->data.callback = callback;
-
-	INIT_WORK(&cbq->work, &cn_queue_wrapper);
+	cbq->callback = callback;
 	return cbq;
 }
 
-static void cn_queue_free_callback(struct cn_callback_entry *cbq)
+void cn_queue_release_callback(struct cn_callback_entry *cbq)
 {
-	flush_workqueue(cbq->pdev->cn_queue);
+	if (!atomic_dec_and_test(&cbq->refcnt))
+		return;
+
+	atomic_dec(&cbq->pdev->refcnt);
 	kfree(cbq);
 }
 
@@ -85,13 +76,10 @@ int cn_queue_add_callback(struct cn_queue_dev *dev, const char *name,
 	struct cn_callback_entry *cbq, *__cbq;
 	int found = 0;
 
-	cbq = cn_queue_alloc_callback_entry(name, id, callback);
+	cbq = cn_queue_alloc_callback_entry(dev, name, id, callback);
 	if (!cbq)
 		return -ENOMEM;
 
-	atomic_inc(&dev->refcnt);
-	cbq->pdev = dev;
-
 	spin_lock_bh(&dev->queue_lock);
 	list_for_each_entry(__cbq, &dev->queue_list, callback_entry) {
 		if (cn_cb_equal(&__cbq->id.id, id)) {
@@ -104,8 +92,7 @@ int cn_queue_add_callback(struct cn_queue_dev *dev, const char *name,
 	spin_unlock_bh(&dev->queue_lock);
 
 	if (found) {
-		cn_queue_free_callback(cbq);
-		atomic_dec(&dev->refcnt);
+		cn_queue_release_callback(cbq);
 		return -EINVAL;
 	}
 
@@ -130,10 +117,8 @@ void cn_queue_del_callback(struct cn_queue_dev *dev, struct cb_id *id)
 	}
 	spin_unlock_bh(&dev->queue_lock);
 
-	if (found) {
-		cn_queue_free_callback(cbq);
-		atomic_dec(&dev->refcnt);
-	}
+	if (found)
+		cn_queue_release_callback(cbq);
 }
 
 struct cn_queue_dev *cn_queue_alloc_dev(const char *name, struct sock *nls)
@@ -151,12 +136,6 @@ struct cn_queue_dev *cn_queue_alloc_dev(const char *name, struct sock *nls)
 
 	dev->nls = nls;
 
-	dev->cn_queue = alloc_ordered_workqueue(dev->name, 0);
-	if (!dev->cn_queue) {
-		kfree(dev);
-		return NULL;
-	}
-
 	return dev;
 }
 
@@ -164,9 +143,6 @@ void cn_queue_free_dev(struct cn_queue_dev *dev)
 {
 	struct cn_callback_entry *cbq, *n;
 
-	flush_workqueue(dev->cn_queue);
-	destroy_workqueue(dev->cn_queue);
-
 	spin_lock_bh(&dev->queue_lock);
 	list_for_each_entry_safe(cbq, n, &dev->queue_list, callback_entry)
 		list_del(&cbq->callback_entry);
diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c
index f7554de3be5..d77005849af 100644
--- a/drivers/connector/connector.c
+++ b/drivers/connector/connector.c
@@ -122,51 +122,28 @@ EXPORT_SYMBOL_GPL(cn_netlink_send);
  */
 static int cn_call_callback(struct sk_buff *skb)
 {
-	struct cn_callback_entry *__cbq, *__new_cbq;
+	struct cn_callback_entry *i, *cbq = NULL;
 	struct cn_dev *dev = &cdev;
 	struct cn_msg *msg = NLMSG_DATA(nlmsg_hdr(skb));
+	struct netlink_skb_parms *nsp = &NETLINK_CB(skb);
 	int err = -ENODEV;
 
 	spin_lock_bh(&dev->cbdev->queue_lock);
-	list_for_each_entry(__cbq, &dev->cbdev->queue_list, callback_entry) {
-		if (cn_cb_equal(&__cbq->id.id, &msg->id)) {
-			if (likely(!work_pending(&__cbq->work) &&
-					__cbq->data.skb == NULL)) {
-				__cbq->data.skb = skb;
-
-				if (queue_work(dev->cbdev->cn_queue,
-					       &__cbq->work))
-					err = 0;
-				else
-					err = -EINVAL;
-			} else {
-				struct cn_callback_data *d;
-
-				err = -ENOMEM;
-				__new_cbq = kzalloc(sizeof(struct cn_callback_entry), GFP_ATOMIC);
-				if (__new_cbq) {
-					d = &__new_cbq->data;
-					d->skb = skb;
-					d->callback = __cbq->data.callback;
-					d->free = __new_cbq;
-
-					INIT_WORK(&__new_cbq->work,
-							&cn_queue_wrapper);
-
-					if (queue_work(dev->cbdev->cn_queue,
-						       &__new_cbq->work))
-						err = 0;
-					else {
-						kfree(__new_cbq);
-						err = -EINVAL;
-					}
-				}
-			}
+	list_for_each_entry(i, &dev->cbdev->queue_list, callback_entry) {
+		if (cn_cb_equal(&i->id.id, &msg->id)) {
+			atomic_inc(&i->refcnt);
+			cbq = i;
 			break;
 		}
 	}
 	spin_unlock_bh(&dev->cbdev->queue_lock);
 
+	if (cbq != NULL) {
+		cbq->callback(msg, nsp);
+		kfree_skb(skb);
+		cn_queue_release_callback(cbq);
+	}
+
 	return err;
 }
 
diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c
index ffb5ad080be..38ab8e2cd7f 100644
--- a/drivers/edac/mpc85xx_edac.c
+++ b/drivers/edac/mpc85xx_edac.c
@@ -1147,13 +1147,14 @@ static struct platform_driver mpc85xx_mc_err_driver = {
 static void __init mpc85xx_mc_clear_rfxe(void *data)
 {
 	orig_hid1[smp_processor_id()] = mfspr(SPRN_HID1);
-	mtspr(SPRN_HID1, (orig_hid1[smp_processor_id()] & ~0x20000));
+	mtspr(SPRN_HID1, (orig_hid1[smp_processor_id()] & ~HID1_RFXE));
 }
 #endif
 
 static int __init mpc85xx_mc_init(void)
 {
 	int res = 0;
+	u32 pvr = 0;
 
 	printk(KERN_INFO "Freescale(R) MPC85xx EDAC driver, "
 	       "(C) 2006 Montavista Software\n");
@@ -1183,12 +1184,17 @@ static int __init mpc85xx_mc_init(void)
 #endif
 
 #ifdef CONFIG_FSL_SOC_BOOKE
-	/*
-	 * need to clear HID1[RFXE] to disable machine check int
-	 * so we can catch it
-	 */
-	if (edac_op_state == EDAC_OPSTATE_INT)
-		on_each_cpu(mpc85xx_mc_clear_rfxe, NULL, 0);
+	pvr = mfspr(SPRN_PVR);
+
+	if ((PVR_VER(pvr) == PVR_VER_E500V1) ||
+	    (PVR_VER(pvr) == PVR_VER_E500V2)) {
+		/*
+		 * need to clear HID1[RFXE] to disable machine check int
+		 * so we can catch it
+		 */
+		if (edac_op_state == EDAC_OPSTATE_INT)
+			on_each_cpu(mpc85xx_mc_clear_rfxe, NULL, 0);
+	}
 #endif
 
 	return 0;
@@ -1206,7 +1212,12 @@ static void __exit mpc85xx_mc_restore_hid1(void *data)
 static void __exit mpc85xx_mc_exit(void)
 {
 #ifdef CONFIG_FSL_SOC_BOOKE
-	on_each_cpu(mpc85xx_mc_restore_hid1, NULL, 0);
+	u32 pvr = mfspr(SPRN_PVR);
+
+	if ((PVR_VER(pvr) == PVR_VER_E500V1) ||
+	    (PVR_VER(pvr) == PVR_VER_E500V2)) {
+		on_each_cpu(mpc85xx_mc_restore_hid1, NULL, 0);
+	}
 #endif
 #ifdef CONFIG_PCI
 	platform_driver_unregister(&mpc85xx_pci_err_driver);
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 9c595e3b9c2..adc9358c9be 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -1297,7 +1297,7 @@ add_detailed_modes(struct drm_connector *connector, struct edid *edid,
 /**
  * Search EDID for CEA extension block.
  */
-static u8 *drm_find_cea_extension(struct edid *edid)
+u8 *drm_find_cea_extension(struct edid *edid)
 {
 	u8 *edid_ext = NULL;
 	int i;
@@ -1318,6 +1318,7 @@ static u8 *drm_find_cea_extension(struct edid *edid)
 
 	return edid_ext;
 }
+EXPORT_SYMBOL(drm_find_cea_extension);
 
 /**
  * drm_detect_hdmi_monitor - detect whether monitor is hdmi.
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 8342259f316..d03fc05b39c 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -269,21 +269,6 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector)
 	return ret;
 }
 
-static bool intel_crt_ddc_probe(struct drm_i915_private *dev_priv, int ddc_bus)
-{
-	u8 buf;
-	struct i2c_msg msgs[] = {
-		{
-			.addr = 0xA0,
-			.flags = 0,
-			.len = 1,
-			.buf = &buf,
-		},
-	};
-	/* DDC monitor detect: Does it ACK a write to 0xA0? */
-	return i2c_transfer(&dev_priv->gmbus[ddc_bus].adapter, msgs, 1) == 1;
-}
-
 static bool intel_crt_detect_ddc(struct drm_connector *connector)
 {
 	struct intel_crt *crt = intel_attached_crt(connector);
@@ -293,11 +278,6 @@ static bool intel_crt_detect_ddc(struct drm_connector *connector)
 	if (crt->base.type != INTEL_OUTPUT_ANALOG)
 		return false;
 
-	if (intel_crt_ddc_probe(dev_priv, dev_priv->crt_ddc_pin)) {
-		DRM_DEBUG_KMS("CRT detected via DDC:0xa0\n");
-		return true;
-	}
-
 	if (intel_ddc_probe(&crt->base, dev_priv->crt_ddc_pin)) {
 		struct edid *edid;
 		bool is_digital = false;
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 5daa991cb28..f5b0d8306d8 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -39,7 +39,7 @@
 			ret__ = -ETIMEDOUT;				\
 			break;						\
 		}							\
-		if (W && !in_dbg_master()) msleep(W);			\
+		if (W && !(in_atomic() || in_dbg_master())) msleep(W);	\
 	}								\
 	ret__;								\
 })
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index 82d04c5899d..d3b903bce7c 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -259,7 +259,7 @@ gmbus_xfer(struct i2c_adapter *adapter,
 				if (wait_for(I915_READ(GMBUS2 + reg_offset) & (GMBUS_SATOER | GMBUS_HW_RDY), 50))
 					goto timeout;
 				if (I915_READ(GMBUS2 + reg_offset) & GMBUS_SATOER)
-					return 0;
+					goto clear_err;
 
 				val = I915_READ(GMBUS3 + reg_offset);
 				do {
@@ -287,7 +287,7 @@ gmbus_xfer(struct i2c_adapter *adapter,
 				if (wait_for(I915_READ(GMBUS2 + reg_offset) & (GMBUS_SATOER | GMBUS_HW_RDY), 50))
 					goto timeout;
 				if (I915_READ(GMBUS2 + reg_offset) & GMBUS_SATOER)
-					return 0;
+					goto clear_err;
 
 				val = loop = 0;
 				do {
@@ -302,14 +302,31 @@ gmbus_xfer(struct i2c_adapter *adapter,
 		if (i + 1 < num && wait_for(I915_READ(GMBUS2 + reg_offset) & (GMBUS_SATOER | GMBUS_HW_WAIT_PHASE), 50))
 			goto timeout;
 		if (I915_READ(GMBUS2 + reg_offset) & GMBUS_SATOER)
-			return 0;
+			goto clear_err;
 	}
 
-	return num;
+	goto done;
+
+clear_err:
+	/* Toggle the Software Clear Interrupt bit. This has the effect
+	 * of resetting the GMBUS controller and so clearing the
+	 * BUS_ERROR raised by the slave's NAK.
+	 */
+	I915_WRITE(GMBUS1 + reg_offset, GMBUS_SW_CLR_INT);
+	I915_WRITE(GMBUS1 + reg_offset, 0);
+
+done:
+	/* Mark the GMBUS interface as disabled. We will re-enable it at the
+	 * start of the next xfer, till then let it sleep.
+	 */
+	I915_WRITE(GMBUS0 + reg_offset, 0);
+	return i;
 
 timeout:
 	DRM_INFO("GMBUS timed out, falling back to bit banging on pin %d [%s]\n",
 		 bus->reg0 & 0xff, bus->adapter.name);
+	I915_WRITE(GMBUS0 + reg_offset, 0);
+
 	/* Hardware may not support GMBUS over these pins? Try GPIO bitbanging instead. */
 	bus->force_bit = intel_gpio_create(dev_priv, bus->reg0 & 0xff);
 	if (!bus->force_bit)
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 1a311ad0111..a562bd2648c 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -473,19 +473,13 @@ static enum drm_connector_status
 intel_lvds_detect(struct drm_connector *connector, bool force)
 {
 	struct drm_device *dev = connector->dev;
-	enum drm_connector_status status = connector_status_connected;
+	enum drm_connector_status status;
 
 	status = intel_panel_detect(dev);
 	if (status != connector_status_unknown)
 		return status;
 
-	/* ACPI lid methods were generally unreliable in this generation, so
-	 * don't even bother.
-	 */
-	if (IS_GEN2(dev) || IS_GEN3(dev))
-		return connector_status_connected;
-
-	return status;
+	return connector_status_connected;
 }
 
 /**
@@ -835,25 +829,6 @@ static bool lvds_is_present_in_vbt(struct drm_device *dev,
 	return false;
 }
 
-static bool intel_lvds_ddc_probe(struct drm_device *dev, u8 pin)
-{
-	struct drm_i915_private *dev_priv = dev->dev_private;
-	u8 buf = 0;
-	struct i2c_msg msgs[] = {
-		{
-			.addr = 0xA0,
-			.flags = 0,
-			.len = 1,
-			.buf = &buf,
-		},
-	};
-	struct i2c_adapter *i2c = &dev_priv->gmbus[pin].adapter;
-	/* XXX this only appears to work when using GMBUS */
-	if (intel_gmbus_is_forced_bit(i2c))
-		return true;
-	return i2c_transfer(i2c, msgs, 1) == 1;
-}
-
 /**
  * intel_lvds_init - setup LVDS connectors on this device
  * @dev: drm device
@@ -894,11 +869,6 @@ bool intel_lvds_init(struct drm_device *dev)
 		}
 	}
 
-	if (!intel_lvds_ddc_probe(dev, pin)) {
-		DRM_DEBUG_KMS("LVDS did not respond to DDC probe\n");
-		return false;
-	}
-
 	intel_lvds = kzalloc(sizeof(struct intel_lvds), GFP_KERNEL);
 	if (!intel_lvds) {
 		return false;
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index e8b04f4aed7..b52e4601824 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -97,7 +97,7 @@ nouveau_gem_new(struct drm_device *dev, struct nouveau_channel *chan,
 		return -ENOMEM;
 	}
 
-	nvbo->bo.persistant_swap_storage = nvbo->gem->filp;
+	nvbo->bo.persistent_swap_storage = nvbo->gem->filp;
 	nvbo->gem->driver_private = nvbo;
 	return 0;
 }
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 10e41af6b02..b41ec59c710 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1009,6 +1009,7 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
 	uint64_t fb_location;
 	uint32_t fb_format, fb_pitch_pixels, tiling_flags;
 	u32 fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_NONE);
+	u32 tmp;
 	int r;
 
 	/* no fb bound */
@@ -1137,6 +1138,15 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
 	WREG32(EVERGREEN_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
 	       (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
 
+	/* pageflip setup */
+	/* make sure flip is at vb rather than hb */
+	tmp = RREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
+	tmp &= ~EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN;
+	WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
+
+	/* set pageflip to happen anywhere in vblank interval */
+	WREG32(EVERGREEN_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
+
 	if (!atomic && fb && fb != crtc->fb) {
 		radeon_fb = to_radeon_framebuffer(fb);
 		rbo = gem_to_radeon_bo(radeon_fb->obj);
@@ -1167,6 +1177,7 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
 	uint64_t fb_location;
 	uint32_t fb_format, fb_pitch_pixels, tiling_flags;
 	u32 fb_swap = R600_D1GRPH_SWAP_ENDIAN_NONE;
+	u32 tmp;
 	int r;
 
 	/* no fb bound */
@@ -1294,6 +1305,15 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
 	WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
 	       (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay);
 
+	/* pageflip setup */
+	/* make sure flip is at vb rather than hb */
+	tmp = RREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
+	tmp &= ~AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN;
+	WREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
+
+	/* set pageflip to happen anywhere in vblank interval */
+	WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
+
 	if (!atomic && fb && fb != crtc->fb) {
 		radeon_fb = to_radeon_framebuffer(fb);
 		rbo = gem_to_radeon_bo(radeon_fb->obj);
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 941080a7794..0b0cc74c08c 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -43,17 +43,6 @@ static void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
 
 void evergreen_pre_page_flip(struct radeon_device *rdev, int crtc)
 {
-	struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc];
-	u32 tmp;
-
-	/* make sure flip is at vb rather than hb */
-	tmp = RREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
-	tmp &= ~EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN;
-	WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
-
-	/* set pageflip to happen anywhere in vblank interval */
-	WREG32(EVERGREEN_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
-
 	/* enable the pflip int */
 	radeon_irq_kms_pflip_irq_get(rdev, crtc);
 }
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 02d5c415f49..99768d9d91d 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -675,7 +675,8 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 							ATOM_ENCODER_CAP_RECORD *cap_record;
 							u16 caps = 0;
 
-							while (record->ucRecordType > 0 &&
+							while (record->ucRecordSize > 0 &&
+							       record->ucRecordType > 0 &&
 							       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 								switch (record->ucRecordType) {
 								case ATOM_ENCODER_CAP_RECORD_TYPE:
@@ -720,7 +721,8 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 									break;
 							}
 
-							while (record->ucRecordType > 0 &&
+							while (record->ucRecordSize > 0 &&
+							       record->ucRecordType > 0 &&
 							       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 								switch (record->ucRecordType) {
 								case ATOM_I2C_RECORD_TYPE:
@@ -782,10 +784,9 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 						ATOM_HPD_INT_RECORD *hpd_record;
 						ATOM_I2C_ID_CONFIG_ACCESS *i2c_config;
 
-						while (record->ucRecordType > 0
-						       && record->
-						       ucRecordType <=
-						       ATOM_MAX_OBJECT_RECORD_NUMBER) {
+						while (record->ucRecordSize > 0 &&
+						       record->ucRecordType > 0 &&
+						       record->ucRecordType <= ATOM_MAX_OBJECT_RECORD_NUMBER) {
 							switch (record->ucRecordType) {
 							case ATOM_I2C_RECORD_TYPE:
 								i2c_record =
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index cf602e2d071..8caf546c8e9 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -2079,6 +2079,19 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
 					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
 					    &hpd);
+		/* TV - TV DAC */
+		ddc_i2c.valid = false;
+		hpd.hpd = RADEON_HPD_NONE;
+		radeon_add_legacy_encoder(dev,
+					  radeon_get_encoder_enum(dev,
+								ATOM_DEVICE_TV1_SUPPORT,
+								2),
+					  ATOM_DEVICE_TV1_SUPPORT);
+		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
+					    DRM_MODE_CONNECTOR_SVIDEO,
+					    &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SVIDEO,
+					    &hpd);
 		break;
 	default:
 		DRM_INFO("Connector table: %d (invalid)\n",
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index 19763f5df5e..876cebc4b8b 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -48,17 +48,6 @@ int rs600_mc_wait_for_idle(struct radeon_device *rdev);
 
 void rs600_pre_page_flip(struct radeon_device *rdev, int crtc)
 {
-	struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc];
-	u32 tmp;
-
-	/* make sure flip is at vb rather than hb */
-	tmp = RREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
-	tmp &= ~AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN;
-	WREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
-
-	/* set pageflip to happen anywhere in vblank interval */
-	WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
-
 	/* enable the pflip int */
 	radeon_irq_kms_pflip_irq_get(rdev, crtc);
 }
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 0b6a55ac2f8..2e618b5ac46 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1168,7 +1168,7 @@ int ttm_bo_init(struct ttm_bo_device *bdev,
 		uint32_t page_alignment,
 		unsigned long buffer_start,
 		bool interruptible,
-		struct file *persistant_swap_storage,
+		struct file *persistent_swap_storage,
 		size_t acc_size,
 		void (*destroy) (struct ttm_buffer_object *))
 {
@@ -1211,7 +1211,7 @@ int ttm_bo_init(struct ttm_bo_device *bdev,
 	bo->priv_flags = 0;
 	bo->mem.placement = (TTM_PL_FLAG_SYSTEM | TTM_PL_FLAG_CACHED);
 	bo->seq_valid = false;
-	bo->persistant_swap_storage = persistant_swap_storage;
+	bo->persistent_swap_storage = persistent_swap_storage;
 	bo->acc_size = acc_size;
 	atomic_inc(&bo->glob->bo_count);
 
@@ -1260,7 +1260,7 @@ int ttm_bo_create(struct ttm_bo_device *bdev,
 			uint32_t page_alignment,
 			unsigned long buffer_start,
 			bool interruptible,
-			struct file *persistant_swap_storage,
+			struct file *persistent_swap_storage,
 			struct ttm_buffer_object **p_bo)
 {
 	struct ttm_buffer_object *bo;
@@ -1282,7 +1282,7 @@ int ttm_bo_create(struct ttm_bo_device *bdev,
 
 	ret = ttm_bo_init(bdev, bo, size, type, placement, page_alignment,
 				buffer_start, interruptible,
-				persistant_swap_storage, acc_size, NULL);
+				persistent_swap_storage, acc_size, NULL);
 	if (likely(ret == 0))
 		*p_bo = bo;
 
@@ -1863,7 +1863,7 @@ static int ttm_bo_swapout(struct ttm_mem_shrink *shrink)
 	if (bo->bdev->driver->swap_notify)
 		bo->bdev->driver->swap_notify(bo);
 
-	ret = ttm_tt_swapout(bo->ttm, bo->persistant_swap_storage);
+	ret = ttm_tt_swapout(bo->ttm, bo->persistent_swap_storage);
 out:
 
 	/**
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 86d5b1745a4..90e23e0bfad 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -332,7 +332,7 @@ void ttm_tt_destroy(struct ttm_tt *ttm)
 		ttm_tt_free_page_directory(ttm);
 	}
 
-	if (!(ttm->page_flags & TTM_PAGE_FLAG_PERSISTANT_SWAP) &&
+	if (!(ttm->page_flags & TTM_PAGE_FLAG_PERSISTENT_SWAP) &&
 	    ttm->swap_storage)
 		fput(ttm->swap_storage);
 
@@ -503,7 +503,7 @@ static int ttm_tt_swapin(struct ttm_tt *ttm)
 		page_cache_release(from_page);
 	}
 
-	if (!(ttm->page_flags & TTM_PAGE_FLAG_PERSISTANT_SWAP))
+	if (!(ttm->page_flags & TTM_PAGE_FLAG_PERSISTENT_SWAP))
 		fput(swap_storage);
 	ttm->swap_storage = NULL;
 	ttm->page_flags &= ~TTM_PAGE_FLAG_SWAPPED;
@@ -514,7 +514,7 @@ out_err:
 	return ret;
 }
 
-int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistant_swap_storage)
+int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage)
 {
 	struct address_space *swap_space;
 	struct file *swap_storage;
@@ -540,7 +540,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistant_swap_storage)
 		return 0;
 	}
 
-	if (!persistant_swap_storage) {
+	if (!persistent_swap_storage) {
 		swap_storage = shmem_file_setup("ttm swap",
 						ttm->num_pages << PAGE_SHIFT,
 						0);
@@ -549,7 +549,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistant_swap_storage)
 			return PTR_ERR(swap_storage);
 		}
 	} else
-		swap_storage = persistant_swap_storage;
+		swap_storage = persistent_swap_storage;
 
 	swap_space = swap_storage->f_path.dentry->d_inode->i_mapping;
 
@@ -577,12 +577,12 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistant_swap_storage)
 	ttm_tt_free_alloced_pages(ttm);
 	ttm->swap_storage = swap_storage;
 	ttm->page_flags |= TTM_PAGE_FLAG_SWAPPED;
-	if (persistant_swap_storage)
-		ttm->page_flags |= TTM_PAGE_FLAG_PERSISTANT_SWAP;
+	if (persistent_swap_storage)
+		ttm->page_flags |= TTM_PAGE_FLAG_PERSISTENT_SWAP;
 
 	return 0;
 out_err:
-	if (!persistant_swap_storage)
+	if (!persistent_swap_storage)
 		fput(swap_storage);
 
 	return ret;
diff --git a/drivers/hwmon/twl4030-madc-hwmon.c b/drivers/hwmon/twl4030-madc-hwmon.c
index 97e22bef85a..de5819199e2 100644
--- a/drivers/hwmon/twl4030-madc-hwmon.c
+++ b/drivers/hwmon/twl4030-madc-hwmon.c
@@ -154,4 +154,4 @@ module_exit(twl4030_madc_hwmon_exit);
 MODULE_DESCRIPTION("TWL4030 ADC Hwmon driver");
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("J Keerthy");
-MODULE_ALIAS("twl4030_madc_hwmon");
+MODULE_ALIAS("platform:twl4030_madc_hwmon");
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 0e406d73b2c..177db6d5b2f 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -430,6 +430,26 @@ static inline void ide_unlock_host(struct ide_host *host)
 	}
 }
 
+static void __ide_requeue_and_plug(struct request_queue *q, struct request *rq)
+{
+	if (rq)
+		blk_requeue_request(q, rq);
+	if (rq || blk_peek_request(q)) {
+		/* Use 3ms as that was the old plug delay */
+		blk_delay_queue(q, 3);
+	}
+}
+
+void ide_requeue_and_plug(ide_drive_t *drive, struct request *rq)
+{
+	struct request_queue *q = drive->queue;
+	unsigned long flags;
+
+	spin_lock_irqsave(q->queue_lock, flags);
+	__ide_requeue_and_plug(q, rq);
+	spin_unlock_irqrestore(q->queue_lock, flags);
+}
+
 /*
  * Issue a new request to a device.
  */
@@ -550,28 +570,7 @@ plug_device:
 	ide_unlock_host(host);
 plug_device_2:
 	spin_lock_irq(q->queue_lock);
-
-	if (rq) {
-		blk_requeue_request(q, rq);
-		blk_delay_queue(q, queue_run_ms);
-	}
-}
-
-void ide_requeue_and_plug(ide_drive_t *drive, struct request *rq)
-{
-	struct request_queue *q = drive->queue;
-	unsigned long flags;
-
-	spin_lock_irqsave(q->queue_lock, flags);
-
-	if (rq)
-		blk_requeue_request(q, rq);
-
-	spin_unlock_irqrestore(q->queue_lock, flags);
-
-	/* Use 3ms as that was the old plug delay */
-	if (rq)
-		blk_delay_queue(q, 3);
+	__ide_requeue_and_plug(q, rq);
 }
 
 static int drive_is_ready(ide_drive_t *drive)
diff --git a/drivers/input/keyboard/spear-keyboard.c b/drivers/input/keyboard/spear-keyboard.c
index bee03d64c45..d712dffd215 100644
--- a/drivers/input/keyboard/spear-keyboard.c
+++ b/drivers/input/keyboard/spear-keyboard.c
@@ -69,7 +69,7 @@ static irqreturn_t spear_kbd_interrupt(int irq, void *dev_id)
 	u8 sts, val;
 
 	sts = readb(kbd->io_base + STATUS_REG);
-	if (sts & DATA_AVAIL)
+	if (!(sts & DATA_AVAIL))
 		return IRQ_NONE;
 
 	if (kbd->last_key != KEY_RESERVED) {
diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index 364bdf43a38..736056897e5 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -302,10 +302,14 @@ static int uinput_validate_absbits(struct input_dev *dev)
 	int retval = 0;
 
 	for (cnt = 0; cnt < ABS_CNT; cnt++) {
+		int min, max;
 		if (!test_bit(cnt, dev->absbit))
 			continue;
 
-		if (input_abs_get_max(dev, cnt) <= input_abs_get_min(dev, cnt)) {
+		min = input_abs_get_min(dev, cnt);
+		max = input_abs_get_max(dev, cnt);
+
+		if ((min != 0 || max != 0) && max <= min) {
 			printk(KERN_DEBUG
 				"%s: invalid abs[%02x] min:%d max:%d\n",
 				UINPUT_NAME, cnt,
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index aa186cf6c51..e06e045bf90 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -836,8 +836,8 @@ static const struct dmi_system_id __initconst toshiba_dmi_table[] = {
 		},
 
 	},
-	{ }
 #endif
+	{ }
 };
 
 static bool broken_olpc_ec;
@@ -851,8 +851,8 @@ static const struct dmi_system_id __initconst olpc_dmi_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "XO"),
 		},
 	},
-	{ }
 #endif
+	{ }
 };
 
 void __init synaptics_module_init(void)
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index ac4c93689ab..d37a48e099d 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -869,15 +869,15 @@ static int i8042_controller_selftest(void)
 	do {
 
 		if (i8042_command(&param, I8042_CMD_CTL_TEST)) {
-			pr_err("i8042 controller self test timeout\n");
+			pr_err("i8042 controller selftest timeout\n");
 			return -ENODEV;
 		}
 
 		if (param == I8042_RET_CTL_TEST)
 			return 0;
 
-		pr_err("i8042 controller selftest failed. (%#x != %#x)\n",
-		       param, I8042_RET_CTL_TEST);
+		dbg("i8042 controller selftest: %#x != %#x\n",
+		    param, I8042_RET_CTL_TEST);
 		msleep(50);
 	} while (i++ < 5);
 
@@ -891,6 +891,7 @@ static int i8042_controller_selftest(void)
 	pr_info("giving up on controller selftest, continuing anyway...\n");
 	return 0;
 #else
+	pr_err("i8042 controller selftest failed\n");
 	return -EIO;
 #endif
 }
diff --git a/drivers/input/serio/rpckbd.c b/drivers/input/serio/rpckbd.c
index 9da6fbcaaa7..7ec3c97dc1b 100644
--- a/drivers/input/serio/rpckbd.c
+++ b/drivers/input/serio/rpckbd.c
@@ -90,7 +90,7 @@ static int rpckbd_open(struct serio *port)
 
 	if (request_irq(IRQ_KEYBOARDTX, rpckbd_tx, 0, "rpckbd", port) != 0) {
 		printk(KERN_ERR "rpckbd.c: Could not allocate keyboard transmit IRQ\n");
-		free_irq(IRQ_KEYBOARDRX, NULL);
+		free_irq(IRQ_KEYBOARDRX, port);
 		return -EBUSY;
 	}
 
diff --git a/drivers/input/sparse-keymap.c b/drivers/input/sparse-keymap.c
index 337bf51bc98..fdb6a3976f9 100644
--- a/drivers/input/sparse-keymap.c
+++ b/drivers/input/sparse-keymap.c
@@ -208,6 +208,12 @@ int sparse_keymap_setup(struct input_dev *dev,
 		}
 	}
 
+	if (test_bit(EV_KEY, dev->evbit)) {
+		__set_bit(KEY_UNKNOWN, dev->keybit);
+		__set_bit(EV_MSC, dev->evbit);
+		__set_bit(MSC_SCAN, dev->mscbit);
+	}
+
 	dev->keycode = map;
 	dev->keycodemax = map_size;
 	dev->getkeycode = sparse_keymap_getkeycode;
@@ -268,6 +274,7 @@ void sparse_keymap_report_entry(struct input_dev *dev, const struct key_entry *k
 {
 	switch (ke->type) {
 	case KE_KEY:
+		input_event(dev, EV_MSC, MSC_SCAN, ke->code);
 		input_report_key(dev, ke->keycode, value);
 		input_sync(dev);
 		if (value && autorelease) {
@@ -305,12 +312,19 @@ bool sparse_keymap_report_event(struct input_dev *dev, unsigned int code,
 {
 	const struct key_entry *ke =
 		sparse_keymap_entry_from_scancode(dev, code);
+	struct key_entry unknown_ke;
 
 	if (ke) {
 		sparse_keymap_report_entry(dev, ke, value, autorelease);
 		return true;
 	}
 
+	/* Report an unknown key event as a debugging aid */
+	unknown_ke.type = KE_KEY;
+	unknown_ke.code = code;
+	unknown_ke.keycode = KEY_UNKNOWN;
+	sparse_keymap_report_entry(dev, &unknown_ke, value, true);
+
 	return false;
 }
 EXPORT_SYMBOL(sparse_keymap_report_event);
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 5597637cfd4..08ba5ad9c9b 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -16,6 +16,14 @@
 #include "wacom.h"
 #include <linux/input/mt.h>
 
+/* resolution for penabled devices */
+#define WACOM_PL_RES		20
+#define WACOM_PENPRTN_RES	40
+#define WACOM_VOLITO_RES	50
+#define WACOM_GRAPHIRE_RES	80
+#define WACOM_INTUOS_RES	100
+#define WACOM_INTUOS3_RES	200
+
 static int wacom_penpartner_irq(struct wacom_wac *wacom)
 {
 	unsigned char *data = wacom->data;
@@ -1055,6 +1063,19 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev,
 	input_set_abs_params(input_dev, ABS_PRESSURE, 0, features->pressure_max,
 			     features->pressure_fuzz, 0);
 
+	if (features->device_type == BTN_TOOL_PEN) {
+		/* penabled devices have fixed resolution for each model */
+		input_abs_set_res(input_dev, ABS_X, features->x_resolution);
+		input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
+	} else {
+		input_abs_set_res(input_dev, ABS_X,
+			wacom_calculate_touch_res(features->x_max,
+						features->x_phy));
+		input_abs_set_res(input_dev, ABS_Y,
+			wacom_calculate_touch_res(features->y_max,
+						features->y_phy));
+	}
+
 	__set_bit(ABS_MISC, input_dev->absbit);
 
 	switch (wacom_wac->features.type) {
@@ -1171,15 +1192,9 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev,
 	case TABLETPC:
 		__clear_bit(ABS_MISC, input_dev->absbit);
 
-		if (features->device_type != BTN_TOOL_PEN) {
-			input_abs_set_res(input_dev, ABS_X,
-				wacom_calculate_touch_res(features->x_max,
-							features->x_phy));
-			input_abs_set_res(input_dev, ABS_Y,
-				wacom_calculate_touch_res(features->y_max,
-							features->y_phy));
+		if (features->device_type != BTN_TOOL_PEN)
 			break;  /* no need to process stylus stuff */
-		}
+
 		/* fall through */
 
 	case PL:
@@ -1216,12 +1231,6 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev,
 			input_set_abs_params(input_dev, ABS_MT_PRESSURE,
 					     0, features->pressure_max,
 					     features->pressure_fuzz, 0);
-			input_abs_set_res(input_dev, ABS_X,
-				wacom_calculate_touch_res(features->x_max,
-							features->x_phy));
-			input_abs_set_res(input_dev, ABS_Y,
-				wacom_calculate_touch_res(features->y_max,
-							features->y_phy));
 		} else if (features->device_type == BTN_TOOL_PEN) {
 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
@@ -1233,161 +1242,242 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev,
 }
 
 static const struct wacom_features wacom_features_0x00 =
-	{ "Wacom Penpartner",     WACOM_PKGLEN_PENPRTN,    5040,  3780,  255,  0, PENPARTNER };
+	{ "Wacom Penpartner",     WACOM_PKGLEN_PENPRTN,    5040,  3780,  255,
+	  0, PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
 static const struct wacom_features wacom_features_0x10 =
-	{ "Wacom Graphire",       WACOM_PKGLEN_GRAPHIRE,  10206,  7422,  511, 63, GRAPHIRE };
+	{ "Wacom Graphire",       WACOM_PKGLEN_GRAPHIRE,  10206,  7422,  511,
+	  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
 static const struct wacom_features wacom_features_0x11 =
-	{ "Wacom Graphire2 4x5",  WACOM_PKGLEN_GRAPHIRE,  10206,  7422,  511, 63, GRAPHIRE };
+	{ "Wacom Graphire2 4x5",  WACOM_PKGLEN_GRAPHIRE,  10206,  7422,  511,
+	  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
 static const struct wacom_features wacom_features_0x12 =
-	{ "Wacom Graphire2 5x7",  WACOM_PKGLEN_GRAPHIRE,  13918, 10206,  511, 63, GRAPHIRE };
+	{ "Wacom Graphire2 5x7",  WACOM_PKGLEN_GRAPHIRE,  13918, 10206,  511,
+	  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
 static const struct wacom_features wacom_features_0x13 =
-	{ "Wacom Graphire3",      WACOM_PKGLEN_GRAPHIRE,  10208,  7424,  511, 63, GRAPHIRE };
+	{ "Wacom Graphire3",      WACOM_PKGLEN_GRAPHIRE,  10208,  7424,  511,
+	  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
 static const struct wacom_features wacom_features_0x14 =
-	{ "Wacom Graphire3 6x8",  WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511, 63, GRAPHIRE };
+	{ "Wacom Graphire3 6x8",  WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511,
+	  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
 static const struct wacom_features wacom_features_0x15 =
-	{ "Wacom Graphire4 4x5",  WACOM_PKGLEN_GRAPHIRE,  10208,  7424,  511, 63, WACOM_G4 };
+	{ "Wacom Graphire4 4x5",  WACOM_PKGLEN_GRAPHIRE,  10208,  7424,  511,
+	  63, WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
 static const struct wacom_features wacom_features_0x16 =
-	{ "Wacom Graphire4 6x8",  WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511, 63, WACOM_G4 };
+	{ "Wacom Graphire4 6x8",  WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511,
+	  63, WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
 static const struct wacom_features wacom_features_0x17 =
-	{ "Wacom BambooFun 4x5",  WACOM_PKGLEN_BBFUN,     14760,  9225,  511, 63, WACOM_MO };
+	{ "Wacom BambooFun 4x5",  WACOM_PKGLEN_BBFUN,     14760,  9225,  511,
+	  63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x18 =
-	{ "Wacom BambooFun 6x8",  WACOM_PKGLEN_BBFUN,     21648, 13530,  511, 63, WACOM_MO };
+	{ "Wacom BambooFun 6x8",  WACOM_PKGLEN_BBFUN,     21648, 13530,  511,
+	  63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x19 =
-	{ "Wacom Bamboo1 Medium", WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511, 63, GRAPHIRE };
+	{ "Wacom Bamboo1 Medium", WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511,
+	  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
 static const struct wacom_features wacom_features_0x60 =
-	{ "Wacom Volito",         WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511, 63, GRAPHIRE };
+	{ "Wacom Volito",         WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511,
+	  63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
 static const struct wacom_features wacom_features_0x61 =
-	{ "Wacom PenStation2",    WACOM_PKGLEN_GRAPHIRE,   3250,  2320,  255, 63, GRAPHIRE };
+	{ "Wacom PenStation2",    WACOM_PKGLEN_GRAPHIRE,   3250,  2320,  255,
+	  63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
 static const struct wacom_features wacom_features_0x62 =
-	{ "Wacom Volito2 4x5",    WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511, 63, GRAPHIRE };
+	{ "Wacom Volito2 4x5",    WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511,
+	  63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
 static const struct wacom_features wacom_features_0x63 =
-	{ "Wacom Volito2 2x3",    WACOM_PKGLEN_GRAPHIRE,   3248,  2320,  511, 63, GRAPHIRE };
+	{ "Wacom Volito2 2x3",    WACOM_PKGLEN_GRAPHIRE,   3248,  2320,  511,
+	  63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
 static const struct wacom_features wacom_features_0x64 =
-	{ "Wacom PenPartner2",    WACOM_PKGLEN_GRAPHIRE,   3250,  2320,  511, 63, GRAPHIRE };
+	{ "Wacom PenPartner2",    WACOM_PKGLEN_GRAPHIRE,   3250,  2320,  511,
+	  63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
 static const struct wacom_features wacom_features_0x65 =
-	{ "Wacom Bamboo",         WACOM_PKGLEN_BBFUN,     14760,  9225,  511, 63, WACOM_MO };
+	{ "Wacom Bamboo",         WACOM_PKGLEN_BBFUN,     14760,  9225,  511,
+	  63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x69 =
-	{ "Wacom Bamboo1",        WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511, 63, GRAPHIRE };
+	{ "Wacom Bamboo1",        WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511,
+	  63, GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
 static const struct wacom_features wacom_features_0x20 =
-	{ "Wacom Intuos 4x5",     WACOM_PKGLEN_INTUOS,    12700, 10600, 1023, 31, INTUOS };
+	{ "Wacom Intuos 4x5",     WACOM_PKGLEN_INTUOS,    12700, 10600, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x21 =
-	{ "Wacom Intuos 6x8",     WACOM_PKGLEN_INTUOS,    20320, 16240, 1023, 31, INTUOS };
+	{ "Wacom Intuos 6x8",     WACOM_PKGLEN_INTUOS,    20320, 16240, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x22 =
-	{ "Wacom Intuos 9x12",    WACOM_PKGLEN_INTUOS,    30480, 24060, 1023, 31, INTUOS };
+	{ "Wacom Intuos 9x12",    WACOM_PKGLEN_INTUOS,    30480, 24060, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x23 =
-	{ "Wacom Intuos 12x12",   WACOM_PKGLEN_INTUOS,    30480, 31680, 1023, 31, INTUOS };
+	{ "Wacom Intuos 12x12",   WACOM_PKGLEN_INTUOS,    30480, 31680, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x24 =
-	{ "Wacom Intuos 12x18",   WACOM_PKGLEN_INTUOS,    45720, 31680, 1023, 31, INTUOS };
+	{ "Wacom Intuos 12x18",   WACOM_PKGLEN_INTUOS,    45720, 31680, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x30 =
-	{ "Wacom PL400",          WACOM_PKGLEN_GRAPHIRE,   5408,  4056,  255,  0, PL };
+	{ "Wacom PL400",          WACOM_PKGLEN_GRAPHIRE,   5408,  4056,  255,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0x31 =
-	{ "Wacom PL500",          WACOM_PKGLEN_GRAPHIRE,   6144,  4608,  255,  0, PL };
+	{ "Wacom PL500",          WACOM_PKGLEN_GRAPHIRE,   6144,  4608,  255,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0x32 =
-	{ "Wacom PL600",          WACOM_PKGLEN_GRAPHIRE,   6126,  4604,  255,  0, PL };
+	{ "Wacom PL600",          WACOM_PKGLEN_GRAPHIRE,   6126,  4604,  255,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0x33 =
-	{ "Wacom PL600SX",        WACOM_PKGLEN_GRAPHIRE,   6260,  5016,  255,  0, PL };
+	{ "Wacom PL600SX",        WACOM_PKGLEN_GRAPHIRE,   6260,  5016,  255,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0x34 =
-	{ "Wacom PL550",          WACOM_PKGLEN_GRAPHIRE,   6144,  4608,  511,  0, PL };
+	{ "Wacom PL550",          WACOM_PKGLEN_GRAPHIRE,   6144,  4608,  511,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0x35 =
-	{ "Wacom PL800",          WACOM_PKGLEN_GRAPHIRE,   7220,  5780,  511,  0, PL };
+	{ "Wacom PL800",          WACOM_PKGLEN_GRAPHIRE,   7220,  5780,  511,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0x37 =
-	{ "Wacom PL700",          WACOM_PKGLEN_GRAPHIRE,   6758,  5406,  511,  0, PL };
+	{ "Wacom PL700",          WACOM_PKGLEN_GRAPHIRE,   6758,  5406,  511,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0x38 =
-	{ "Wacom PL510",          WACOM_PKGLEN_GRAPHIRE,   6282,  4762,  511,  0, PL };
+	{ "Wacom PL510",          WACOM_PKGLEN_GRAPHIRE,   6282,  4762,  511,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0x39 =
-	{ "Wacom DTU710",         WACOM_PKGLEN_GRAPHIRE,  34080, 27660,  511,  0, PL };
+	{ "Wacom DTU710",         WACOM_PKGLEN_GRAPHIRE,  34080, 27660,  511,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0xC4 =
-	{ "Wacom DTF521",         WACOM_PKGLEN_GRAPHIRE,   6282,  4762,  511,  0, PL };
+	{ "Wacom DTF521",         WACOM_PKGLEN_GRAPHIRE,   6282,  4762,  511,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0xC0 =
-	{ "Wacom DTF720",         WACOM_PKGLEN_GRAPHIRE,   6858,  5506,  511,  0, PL };
+	{ "Wacom DTF720",         WACOM_PKGLEN_GRAPHIRE,   6858,  5506,  511,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0xC2 =
-	{ "Wacom DTF720a",        WACOM_PKGLEN_GRAPHIRE,   6858,  5506,  511,  0, PL };
+	{ "Wacom DTF720a",        WACOM_PKGLEN_GRAPHIRE,   6858,  5506,  511,
+	  0, PL, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0x03 =
-	{ "Wacom Cintiq Partner", WACOM_PKGLEN_GRAPHIRE,  20480, 15360,  511,  0, PTU };
+	{ "Wacom Cintiq Partner", WACOM_PKGLEN_GRAPHIRE,  20480, 15360,  511,
+	  0, PTU, WACOM_PL_RES, WACOM_PL_RES };
 static const struct wacom_features wacom_features_0x41 =
-	{ "Wacom Intuos2 4x5",    WACOM_PKGLEN_INTUOS,    12700, 10600, 1023, 31, INTUOS };
+	{ "Wacom Intuos2 4x5",    WACOM_PKGLEN_INTUOS,    12700, 10600, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x42 =
-	{ "Wacom Intuos2 6x8",    WACOM_PKGLEN_INTUOS,    20320, 16240, 1023, 31, INTUOS };
+	{ "Wacom Intuos2 6x8",    WACOM_PKGLEN_INTUOS,    20320, 16240, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x43 =
-	{ "Wacom Intuos2 9x12",   WACOM_PKGLEN_INTUOS,    30480, 24060, 1023, 31, INTUOS };
+	{ "Wacom Intuos2 9x12",   WACOM_PKGLEN_INTUOS,    30480, 24060, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x44 =
-	{ "Wacom Intuos2 12x12",  WACOM_PKGLEN_INTUOS,    30480, 31680, 1023, 31, INTUOS };
+	{ "Wacom Intuos2 12x12",  WACOM_PKGLEN_INTUOS,    30480, 31680, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x45 =
-	{ "Wacom Intuos2 12x18",  WACOM_PKGLEN_INTUOS,    45720, 31680, 1023, 31, INTUOS };
+	{ "Wacom Intuos2 12x18",  WACOM_PKGLEN_INTUOS,    45720, 31680, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0xB0 =
-	{ "Wacom Intuos3 4x5",    WACOM_PKGLEN_INTUOS,    25400, 20320, 1023, 63, INTUOS3S };
+	{ "Wacom Intuos3 4x5",    WACOM_PKGLEN_INTUOS,    25400, 20320, 1023,
+	  63, INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xB1 =
-	{ "Wacom Intuos3 6x8",    WACOM_PKGLEN_INTUOS,    40640, 30480, 1023, 63, INTUOS3 };
+	{ "Wacom Intuos3 6x8",    WACOM_PKGLEN_INTUOS,    40640, 30480, 1023,
+	  63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xB2 =
-	{ "Wacom Intuos3 9x12",   WACOM_PKGLEN_INTUOS,    60960, 45720, 1023, 63, INTUOS3 };
+	{ "Wacom Intuos3 9x12",   WACOM_PKGLEN_INTUOS,    60960, 45720, 1023,
+	  63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xB3 =
-	{ "Wacom Intuos3 12x12",  WACOM_PKGLEN_INTUOS,    60960, 60960, 1023, 63, INTUOS3L };
+	{ "Wacom Intuos3 12x12",  WACOM_PKGLEN_INTUOS,    60960, 60960, 1023,
+	  63, INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xB4 =
-	{ "Wacom Intuos3 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 1023, 63, INTUOS3L };
+	{ "Wacom Intuos3 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 1023,
+	  63, INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xB5 =
-	{ "Wacom Intuos3 6x11",   WACOM_PKGLEN_INTUOS,    54204, 31750, 1023, 63, INTUOS3 };
+	{ "Wacom Intuos3 6x11",   WACOM_PKGLEN_INTUOS,    54204, 31750, 1023,
+	  63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xB7 =
-	{ "Wacom Intuos3 4x6",    WACOM_PKGLEN_INTUOS,    31496, 19685, 1023, 63, INTUOS3S };
+	{ "Wacom Intuos3 4x6",    WACOM_PKGLEN_INTUOS,    31496, 19685, 1023,
+	  63, INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xB8 =
-	{ "Wacom Intuos4 4x6",    WACOM_PKGLEN_INTUOS,    31496, 19685, 2047, 63, INTUOS4S };
+	{ "Wacom Intuos4 4x6",    WACOM_PKGLEN_INTUOS,    31496, 19685, 2047,
+	  63, INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xB9 =
-	{ "Wacom Intuos4 6x9",    WACOM_PKGLEN_INTUOS,    44704, 27940, 2047, 63, INTUOS4 };
+	{ "Wacom Intuos4 6x9",    WACOM_PKGLEN_INTUOS,    44704, 27940, 2047,
+	  63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xBA =
-	{ "Wacom Intuos4 8x13",   WACOM_PKGLEN_INTUOS,    65024, 40640, 2047, 63, INTUOS4L };
+	{ "Wacom Intuos4 8x13",   WACOM_PKGLEN_INTUOS,    65024, 40640, 2047,
+	  63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xBB =
-	{ "Wacom Intuos4 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 2047, 63, INTUOS4L };
+	{ "Wacom Intuos4 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 2047,
+	  63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xBC =
-	{ "Wacom Intuos4 WL",     WACOM_PKGLEN_INTUOS,    40840, 25400, 2047, 63, INTUOS4 };
+	{ "Wacom Intuos4 WL",     WACOM_PKGLEN_INTUOS,    40840, 25400, 2047,
+	  63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0x3F =
-	{ "Wacom Cintiq 21UX",    WACOM_PKGLEN_INTUOS,    87200, 65600, 1023, 63, CINTIQ };
+	{ "Wacom Cintiq 21UX",    WACOM_PKGLEN_INTUOS,    87200, 65600, 1023,
+	  63, CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xC5 =
-	{ "Wacom Cintiq 20WSX",   WACOM_PKGLEN_INTUOS,    86680, 54180, 1023, 63, WACOM_BEE };
+	{ "Wacom Cintiq 20WSX",   WACOM_PKGLEN_INTUOS,    86680, 54180, 1023,
+	  63, WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xC6 =
-	{ "Wacom Cintiq 12WX",    WACOM_PKGLEN_INTUOS,    53020, 33440, 1023, 63, WACOM_BEE };
+	{ "Wacom Cintiq 12WX",    WACOM_PKGLEN_INTUOS,    53020, 33440, 1023,
+	  63, WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0xC7 =
-	{ "Wacom DTU1931",        WACOM_PKGLEN_GRAPHIRE,  37832, 30305,  511,  0, PL };
+	{ "Wacom DTU1931",        WACOM_PKGLEN_GRAPHIRE,  37832, 30305,  511,
+	  0, PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0xCE =
-	{ "Wacom DTU2231",        WACOM_PKGLEN_GRAPHIRE,  47864, 27011,  511,  0, DTU };
+	{ "Wacom DTU2231",        WACOM_PKGLEN_GRAPHIRE,  47864, 27011,  511,
+	  0, DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0xF0 =
-	{ "Wacom DTU1631",        WACOM_PKGLEN_GRAPHIRE,  34623, 19553,  511,  0, DTU };
+	{ "Wacom DTU1631",        WACOM_PKGLEN_GRAPHIRE,  34623, 19553,  511,
+	  0, DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0xCC =
-	{ "Wacom Cintiq 21UX2",   WACOM_PKGLEN_INTUOS,    87200, 65600, 2047, 63, WACOM_21UX2 };
+	{ "Wacom Cintiq 21UX2",   WACOM_PKGLEN_INTUOS,    87200, 65600, 2047,
+	  63, WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0x90 =
-	{ "Wacom ISDv4 90",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
+	{ "Wacom ISDv4 90",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,
+	  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x93 =
-	{ "Wacom ISDv4 93",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
+	{ "Wacom ISDv4 93",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,
+	  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x9A =
-	{ "Wacom ISDv4 9A",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
+	{ "Wacom ISDv4 9A",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,
+	  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x9F =
-	{ "Wacom ISDv4 9F",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
+	{ "Wacom ISDv4 9F",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,
+	  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0xE2 =
-	{ "Wacom ISDv4 E2",       WACOM_PKGLEN_TPC2FG,    26202, 16325,  255,  0, TABLETPC2FG };
+	{ "Wacom ISDv4 E2",       WACOM_PKGLEN_TPC2FG,    26202, 16325,  255,
+	  0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0xE3 =
-	{ "Wacom ISDv4 E3",       WACOM_PKGLEN_TPC2FG,    26202, 16325,  255,  0, TABLETPC2FG };
+	{ "Wacom ISDv4 E3",       WACOM_PKGLEN_TPC2FG,    26202, 16325,  255,
+	  0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xE6 =
+	{ "Wacom ISDv4 E6",       WACOM_PKGLEN_TPC2FG,    27760, 15694,  255,
+	  0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x47 =
-	{ "Wacom Intuos2 6x8",    WACOM_PKGLEN_INTUOS,    20320, 16240, 1023, 31, INTUOS };
-static struct wacom_features wacom_features_0xD0 =
-	{ "Wacom Bamboo 2FG",     WACOM_PKGLEN_BBFUN,     14720,  9200, 1023, 63, BAMBOO_PT };
-static struct wacom_features wacom_features_0xD1 =
-	{ "Wacom Bamboo 2FG 4x5", WACOM_PKGLEN_BBFUN,     14720,  9200, 1023, 63, BAMBOO_PT };
-static struct wacom_features wacom_features_0xD2 =
-	{ "Wacom Bamboo Craft",   WACOM_PKGLEN_BBFUN,     14720,  9200, 1023, 63, BAMBOO_PT };
-static struct wacom_features wacom_features_0xD3 =
-	{ "Wacom Bamboo 2FG 6x8", WACOM_PKGLEN_BBFUN,     21648, 13530, 1023, 63, BAMBOO_PT };
+	{ "Wacom Intuos2 6x8",    WACOM_PKGLEN_INTUOS,    20320, 16240, 1023,
+	  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xD0 =
+	{ "Wacom Bamboo 2FG",     WACOM_PKGLEN_BBFUN,     14720,  9200, 1023,
+	  63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xD1 =
+	{ "Wacom Bamboo 2FG 4x5", WACOM_PKGLEN_BBFUN,     14720,  9200, 1023,
+	  63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xD2 =
+	{ "Wacom Bamboo Craft",   WACOM_PKGLEN_BBFUN,     14720,  9200, 1023,
+	  63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xD3 =
+	{ "Wacom Bamboo 2FG 6x8", WACOM_PKGLEN_BBFUN,     21648, 13530, 1023,
+	  63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0xD4 =
-	{ "Wacom Bamboo Pen",     WACOM_PKGLEN_BBFUN,     14720,  9200,  255, 63, BAMBOO_PT };
-static struct wacom_features wacom_features_0xD6 =
-	{ "Wacom BambooPT 2FG 4x5", WACOM_PKGLEN_BBFUN,   14720,  9200, 1023, 63, BAMBOO_PT };
-static struct wacom_features wacom_features_0xD7 =
-	{ "Wacom BambooPT 2FG Small", WACOM_PKGLEN_BBFUN, 14720,  9200, 1023, 63, BAMBOO_PT };
-static struct wacom_features wacom_features_0xD8 =
-	{ "Wacom Bamboo Comic 2FG", WACOM_PKGLEN_BBFUN,   21648, 13530, 1023, 63, BAMBOO_PT };
-static struct wacom_features wacom_features_0xDA =
-	{ "Wacom Bamboo 2FG 4x5 SE", WACOM_PKGLEN_BBFUN,  14720,  9200, 1023, 63, BAMBOO_PT };
+	{ "Wacom Bamboo Pen",     WACOM_PKGLEN_BBFUN,     14720,  9200,  255,
+	  63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xD6 =
+	{ "Wacom BambooPT 2FG 4x5", WACOM_PKGLEN_BBFUN,   14720,  9200, 1023,
+	  63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xD7 =
+	{ "Wacom BambooPT 2FG Small", WACOM_PKGLEN_BBFUN, 14720,  9200, 1023,
+	  63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xD8 =
+	{ "Wacom Bamboo Comic 2FG", WACOM_PKGLEN_BBFUN,   21648, 13530, 1023,
+	  63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xDA =
+	{ "Wacom Bamboo 2FG 4x5 SE", WACOM_PKGLEN_BBFUN,  14720,  9200, 1023,
+	  63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static struct wacom_features wacom_features_0xDB =
-	{ "Wacom Bamboo 2FG 6x8 SE", WACOM_PKGLEN_BBFUN,  21648, 13530, 1023, 63, BAMBOO_PT };
+	{ "Wacom Bamboo 2FG 6x8 SE", WACOM_PKGLEN_BBFUN,  21648, 13530, 1023,
+	  63, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x6004 =
-	{ "ISD-V4",               WACOM_PKGLEN_GRAPHIRE,  12800, 8000, 255, 0, TABLETPC };
+	{ "ISD-V4",               WACOM_PKGLEN_GRAPHIRE,  12800,  8000,  255,
+	  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 
 #define USB_DEVICE_WACOM(prod)					\
 	USB_DEVICE(USB_VENDOR_ID_WACOM, prod),			\
@@ -1474,6 +1564,7 @@ const struct usb_device_id wacom_ids[] = {
 	{ USB_DEVICE_WACOM(0x9F) },
 	{ USB_DEVICE_WACOM(0xE2) },
 	{ USB_DEVICE_WACOM(0xE3) },
+	{ USB_DEVICE_WACOM(0xE6) },
 	{ USB_DEVICE_WACOM(0x47) },
 	{ USB_DEVICE_LENOVO(0x6004) },
 	{ }
diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h
index 835f756b150..53eb71b6833 100644
--- a/drivers/input/tablet/wacom_wac.h
+++ b/drivers/input/tablet/wacom_wac.h
@@ -74,6 +74,8 @@ struct wacom_features {
 	int pressure_max;
 	int distance_max;
 	int type;
+	int x_resolution;
+	int y_resolution;
 	int device_type;
 	int x_phy;
 	int y_phy;
diff --git a/drivers/input/touchscreen/h3600_ts_input.c b/drivers/input/touchscreen/h3600_ts_input.c
index b4d7f63deff..efa06882de0 100644
--- a/drivers/input/touchscreen/h3600_ts_input.c
+++ b/drivers/input/touchscreen/h3600_ts_input.c
@@ -62,7 +62,7 @@ MODULE_LICENSE("GPL");
         Programmer has no control over these numbers.
         TODO there are holes - specifically  1,7,0x0a
 */
-#define VERSION_ID              0       /* Get Version (request/respose) */
+#define VERSION_ID              0       /* Get Version (request/response) */
 #define KEYBD_ID                2       /* Keyboard (event) */
 #define TOUCHS_ID               3       /* Touch Screen (event)*/
 #define EEPROM_READ_ID          4       /* (request/response) */
diff --git a/drivers/macintosh/therm_pm72.c b/drivers/macintosh/therm_pm72.c
index bca2af2e376..c987033714f 100644
--- a/drivers/macintosh/therm_pm72.c
+++ b/drivers/macintosh/therm_pm72.c
@@ -153,7 +153,7 @@ static struct i2c_adapter *		u3_0;
 static struct i2c_adapter *		u3_1;
 static struct i2c_adapter *		k2;
 static struct i2c_client *		fcu;
-static struct cpu_pid_state		cpu_state[2];
+static struct cpu_pid_state		processor_state[2];
 static struct basckside_pid_params	backside_params;
 static struct backside_pid_state	backside_state;
 static struct drives_pid_state		drives_state;
@@ -664,8 +664,8 @@ static int read_eeprom(int cpu, struct mpu_data *out)
 
 static void fetch_cpu_pumps_minmax(void)
 {
-	struct cpu_pid_state *state0 = &cpu_state[0];
-	struct cpu_pid_state *state1 = &cpu_state[1];
+	struct cpu_pid_state *state0 = &processor_state[0];
+	struct cpu_pid_state *state1 = &processor_state[1];
 	u16 pump_min = 0, pump_max = 0xffff;
 	u16 tmp[4];
 
@@ -717,17 +717,17 @@ static ssize_t show_##name(struct device *dev, struct device_attribute *attr, ch
 	return sprintf(buf, "%d", data);			\
 }
 
-BUILD_SHOW_FUNC_FIX(cpu0_temperature, cpu_state[0].last_temp)
-BUILD_SHOW_FUNC_FIX(cpu0_voltage, cpu_state[0].voltage)
-BUILD_SHOW_FUNC_FIX(cpu0_current, cpu_state[0].current_a)
-BUILD_SHOW_FUNC_INT(cpu0_exhaust_fan_rpm, cpu_state[0].rpm)
-BUILD_SHOW_FUNC_INT(cpu0_intake_fan_rpm, cpu_state[0].intake_rpm)
+BUILD_SHOW_FUNC_FIX(cpu0_temperature, processor_state[0].last_temp)
+BUILD_SHOW_FUNC_FIX(cpu0_voltage, processor_state[0].voltage)
+BUILD_SHOW_FUNC_FIX(cpu0_current, processor_state[0].current_a)
+BUILD_SHOW_FUNC_INT(cpu0_exhaust_fan_rpm, processor_state[0].rpm)
+BUILD_SHOW_FUNC_INT(cpu0_intake_fan_rpm, processor_state[0].intake_rpm)
 
-BUILD_SHOW_FUNC_FIX(cpu1_temperature, cpu_state[1].last_temp)
-BUILD_SHOW_FUNC_FIX(cpu1_voltage, cpu_state[1].voltage)
-BUILD_SHOW_FUNC_FIX(cpu1_current, cpu_state[1].current_a)
-BUILD_SHOW_FUNC_INT(cpu1_exhaust_fan_rpm, cpu_state[1].rpm)
-BUILD_SHOW_FUNC_INT(cpu1_intake_fan_rpm, cpu_state[1].intake_rpm)
+BUILD_SHOW_FUNC_FIX(cpu1_temperature, processor_state[1].last_temp)
+BUILD_SHOW_FUNC_FIX(cpu1_voltage, processor_state[1].voltage)
+BUILD_SHOW_FUNC_FIX(cpu1_current, processor_state[1].current_a)
+BUILD_SHOW_FUNC_INT(cpu1_exhaust_fan_rpm, processor_state[1].rpm)
+BUILD_SHOW_FUNC_INT(cpu1_intake_fan_rpm, processor_state[1].intake_rpm)
 
 BUILD_SHOW_FUNC_FIX(backside_temperature, backside_state.last_temp)
 BUILD_SHOW_FUNC_INT(backside_fan_pwm, backside_state.pwm)
@@ -919,8 +919,8 @@ static void do_cpu_pid(struct cpu_pid_state *state, s32 temp, s32 power)
 
 static void do_monitor_cpu_combined(void)
 {
-	struct cpu_pid_state *state0 = &cpu_state[0];
-	struct cpu_pid_state *state1 = &cpu_state[1];
+	struct cpu_pid_state *state0 = &processor_state[0];
+	struct cpu_pid_state *state1 = &processor_state[1];
 	s32 temp0, power0, temp1, power1;
 	s32 temp_combi, power_combi;
 	int rc, intake, pump;
@@ -1150,7 +1150,7 @@ static void do_monitor_cpu_rack(struct cpu_pid_state *state)
 /*
  * Initialize the state structure for one CPU control loop
  */
-static int init_cpu_state(struct cpu_pid_state *state, int index)
+static int init_processor_state(struct cpu_pid_state *state, int index)
 {
 	int err;
 
@@ -1205,7 +1205,7 @@ static int init_cpu_state(struct cpu_pid_state *state, int index)
 /*
  * Dispose of the state data for one CPU control loop
  */
-static void dispose_cpu_state(struct cpu_pid_state *state)
+static void dispose_processor_state(struct cpu_pid_state *state)
 {
 	if (state->monitor == NULL)
 		return;
@@ -1804,9 +1804,9 @@ static int main_control_loop(void *x)
 		set_pwm_fan(SLOTS_FAN_PWM_INDEX, SLOTS_FAN_DEFAULT_PWM);
 
 	/* Initialize ADCs */
-	initialize_adc(&cpu_state[0]);
-	if (cpu_state[1].monitor != NULL)
-		initialize_adc(&cpu_state[1]);
+	initialize_adc(&processor_state[0]);
+	if (processor_state[1].monitor != NULL)
+		initialize_adc(&processor_state[1]);
 
 	fcu_tickle_ticks = FCU_TICKLE_TICKS;
 
@@ -1833,14 +1833,14 @@ static int main_control_loop(void *x)
 		if (cpu_pid_type == CPU_PID_TYPE_COMBINED)
 			do_monitor_cpu_combined();
 		else if (cpu_pid_type == CPU_PID_TYPE_RACKMAC) {
-			do_monitor_cpu_rack(&cpu_state[0]);
-			if (cpu_state[1].monitor != NULL)
-				do_monitor_cpu_rack(&cpu_state[1]);
+			do_monitor_cpu_rack(&processor_state[0]);
+			if (processor_state[1].monitor != NULL)
+				do_monitor_cpu_rack(&processor_state[1]);
 			// better deal with UP
 		} else {
-			do_monitor_cpu_split(&cpu_state[0]);
-			if (cpu_state[1].monitor != NULL)
-				do_monitor_cpu_split(&cpu_state[1]);
+			do_monitor_cpu_split(&processor_state[0]);
+			if (processor_state[1].monitor != NULL)
+				do_monitor_cpu_split(&processor_state[1]);
 			// better deal with UP
 		}
 		/* Then, the rest */
@@ -1885,8 +1885,8 @@ static int main_control_loop(void *x)
  */
 static void dispose_control_loops(void)
 {
-	dispose_cpu_state(&cpu_state[0]);
-	dispose_cpu_state(&cpu_state[1]);
+	dispose_processor_state(&processor_state[0]);
+	dispose_processor_state(&processor_state[1]);
 	dispose_backside_state(&backside_state);
 	dispose_drives_state(&drives_state);
 	dispose_slots_state(&slots_state);
@@ -1928,12 +1928,12 @@ static int create_control_loops(void)
 	/* Create control loops for everything. If any fail, everything
 	 * fails
 	 */
-	if (init_cpu_state(&cpu_state[0], 0))
+	if (init_processor_state(&processor_state[0], 0))
 		goto fail;
 	if (cpu_pid_type == CPU_PID_TYPE_COMBINED)
 		fetch_cpu_pumps_minmax();
 
-	if (cpu_count > 1 && init_cpu_state(&cpu_state[1], 1))
+	if (cpu_count > 1 && init_processor_state(&processor_state[1], 1))
 		goto fail;
 	if (init_backside_state(&backside_state))
 		goto fail;
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 416d4e258df..cb8380c9767 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -927,20 +927,80 @@ static int dm_table_build_index(struct dm_table *t)
 }
 
 /*
+ * Get a disk whose integrity profile reflects the table's profile.
+ * If %match_all is true, all devices' profiles must match.
+ * If %match_all is false, all devices must at least have an
+ * allocated integrity profile; but uninitialized is ok.
+ * Returns NULL if integrity support was inconsistent or unavailable.
+ */
+static struct gendisk * dm_table_get_integrity_disk(struct dm_table *t,
+						    bool match_all)
+{
+	struct list_head *devices = dm_table_get_devices(t);
+	struct dm_dev_internal *dd = NULL;
+	struct gendisk *prev_disk = NULL, *template_disk = NULL;
+
+	list_for_each_entry(dd, devices, list) {
+		template_disk = dd->dm_dev.bdev->bd_disk;
+		if (!blk_get_integrity(template_disk))
+			goto no_integrity;
+		if (!match_all && !blk_integrity_is_initialized(template_disk))
+			continue; /* skip uninitialized profiles */
+		else if (prev_disk &&
+			 blk_integrity_compare(prev_disk, template_disk) < 0)
+			goto no_integrity;
+		prev_disk = template_disk;
+	}
+
+	return template_disk;
+
+no_integrity:
+	if (prev_disk)
+		DMWARN("%s: integrity not set: %s and %s profile mismatch",
+		       dm_device_name(t->md),
+		       prev_disk->disk_name,
+		       template_disk->disk_name);
+	return NULL;
+}
+
+/*
  * Register the mapped device for blk_integrity support if
- * the underlying devices support it.
+ * the underlying devices have an integrity profile.  But all devices
+ * may not have matching profiles (checking all devices isn't reliable
+ * during table load because this table may use other DM device(s) which
+ * must be resumed before they will have an initialized integity profile).
+ * Stacked DM devices force a 2 stage integrity profile validation:
+ * 1 - during load, validate all initialized integrity profiles match
+ * 2 - during resume, validate all integrity profiles match
  */
 static int dm_table_prealloc_integrity(struct dm_table *t, struct mapped_device *md)
 {
-	struct list_head *devices = dm_table_get_devices(t);
-	struct dm_dev_internal *dd;
+	struct gendisk *template_disk = NULL;
 
-	list_for_each_entry(dd, devices, list)
-		if (bdev_get_integrity(dd->dm_dev.bdev)) {
-			t->integrity_supported = 1;
-			return blk_integrity_register(dm_disk(md), NULL);
-		}
+	template_disk = dm_table_get_integrity_disk(t, false);
+	if (!template_disk)
+		return 0;
 
+	if (!blk_integrity_is_initialized(dm_disk(md))) {
+		t->integrity_supported = 1;
+		return blk_integrity_register(dm_disk(md), NULL);
+	}
+
+	/*
+	 * If DM device already has an initalized integrity
+	 * profile the new profile should not conflict.
+	 */
+	if (blk_integrity_is_initialized(template_disk) &&
+	    blk_integrity_compare(dm_disk(md), template_disk) < 0) {
+		DMWARN("%s: conflict with existing integrity profile: "
+		       "%s profile mismatch",
+		       dm_device_name(t->md),
+		       template_disk->disk_name);
+		return 1;
+	}
+
+	/* Preserve existing initialized integrity profile */
+	t->integrity_supported = 1;
 	return 0;
 }
 
@@ -1094,41 +1154,27 @@ combine_limits:
 
 /*
  * Set the integrity profile for this device if all devices used have
- * matching profiles.
+ * matching profiles.  We're quite deep in the resume path but still
+ * don't know if all devices (particularly DM devices this device
+ * may be stacked on) have matching profiles.  Even if the profiles
+ * don't match we have no way to fail (to resume) at this point.
  */
 static void dm_table_set_integrity(struct dm_table *t)
 {
-	struct list_head *devices = dm_table_get_devices(t);
-	struct dm_dev_internal *prev = NULL, *dd = NULL;
+	struct gendisk *template_disk = NULL;
 
 	if (!blk_get_integrity(dm_disk(t->md)))
 		return;
 
-	list_for_each_entry(dd, devices, list) {
-		if (prev &&
-		    blk_integrity_compare(prev->dm_dev.bdev->bd_disk,
-					  dd->dm_dev.bdev->bd_disk) < 0) {
-			DMWARN("%s: integrity not set: %s and %s mismatch",
-			       dm_device_name(t->md),
-			       prev->dm_dev.bdev->bd_disk->disk_name,
-			       dd->dm_dev.bdev->bd_disk->disk_name);
-			goto no_integrity;
-		}
-		prev = dd;
+	template_disk = dm_table_get_integrity_disk(t, true);
+	if (!template_disk &&
+	    blk_integrity_is_initialized(dm_disk(t->md))) {
+		DMWARN("%s: device no longer has a valid integrity profile",
+		       dm_device_name(t->md));
+		return;
 	}
-
-	if (!prev || !bdev_get_integrity(prev->dm_dev.bdev))
-		goto no_integrity;
-
 	blk_integrity_register(dm_disk(t->md),
-			       bdev_get_integrity(prev->dm_dev.bdev));
-
-	return;
-
-no_integrity:
-	blk_integrity_register(dm_disk(t->md), NULL);
-
-	return;
+			       blk_get_integrity(template_disk));
 }
 
 void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q,
diff --git a/drivers/media/radio/wl128x/fmdrv_common.c b/drivers/media/radio/wl128x/fmdrv_common.c
index 64454d39c0c..ecfd9fb167d 100644
--- a/drivers/media/radio/wl128x/fmdrv_common.c
+++ b/drivers/media/radio/wl128x/fmdrv_common.c
@@ -1494,12 +1494,17 @@ u32 fmc_prepare(struct fmdev *fmdev)
 	}
 
 	memset(&fm_st_proto, 0, sizeof(fm_st_proto));
-	fm_st_proto.type = ST_FM;
 	fm_st_proto.recv = fm_st_receive;
 	fm_st_proto.match_packet = NULL;
 	fm_st_proto.reg_complete_cb = fm_st_reg_comp_cb;
 	fm_st_proto.write = NULL; /* TI ST driver will fill write pointer */
 	fm_st_proto.priv_data = fmdev;
+	fm_st_proto.chnl_id = 0x08;
+	fm_st_proto.max_frame_size = 0xff;
+	fm_st_proto.hdr_len = 1;
+	fm_st_proto.offset_len_in_hdr = 0;
+	fm_st_proto.len_size = 1;
+	fm_st_proto.reserve = 1;
 
 	ret = st_register(&fm_st_proto);
 	if (ret == -EINPROGRESS) {
@@ -1532,7 +1537,7 @@ u32 fmc_prepare(struct fmdev *fmdev)
 		g_st_write = fm_st_proto.write;
 	} else {
 		fmerr("Failed to get ST write func pointer\n");
-		ret = st_unregister(ST_FM);
+		ret = st_unregister(&fm_st_proto);
 		if (ret < 0)
 			fmerr("st_unregister failed %d\n", ret);
 		return -EAGAIN;
@@ -1586,6 +1591,7 @@ u32 fmc_prepare(struct fmdev *fmdev)
  */
 u32 fmc_release(struct fmdev *fmdev)
 {
+	static struct st_proto_s fm_st_proto;
 	u32 ret;
 
 	if (!test_bit(FM_CORE_READY, &fmdev->flag)) {
@@ -1604,7 +1610,11 @@ u32 fmc_release(struct fmdev *fmdev)
 	fmdev->resp_comp = NULL;
 	fmdev->rx.freq = 0;
 
-	ret = st_unregister(ST_FM);
+	memset(&fm_st_proto, 0, sizeof(fm_st_proto));
+	fm_st_proto.chnl_id = 0x08;
+
+	ret = st_unregister(&fm_st_proto);
+
 	if (ret < 0)
 		fmerr("Failed to de-register FM from ST %d\n", ret);
 	else
diff --git a/drivers/media/rc/ite-cir.c b/drivers/media/rc/ite-cir.c
index ac0e42b47b2..accaf6c9789 100644
--- a/drivers/media/rc/ite-cir.c
+++ b/drivers/media/rc/ite-cir.c
@@ -41,6 +41,7 @@
 #include <linux/bitops.h>
 #include <media/rc-core.h>
 #include <linux/pci_ids.h>
+#include <linux/delay.h>
 
 #include "ite-cir.h"
 
diff --git a/drivers/net/atlx/atl2.c b/drivers/net/atlx/atl2.c
index e637e9f28fd..937ef1afa5d 100644
--- a/drivers/net/atlx/atl2.c
+++ b/drivers/net/atlx/atl2.c
@@ -1996,13 +1996,15 @@ static int atl2_set_eeprom(struct net_device *netdev,
 	if (!eeprom_buff)
 		return -ENOMEM;
 
-	ptr = (u32 *)eeprom_buff;
+	ptr = eeprom_buff;
 
 	if (eeprom->offset & 3) {
 		/* need read/modify/write of first changed EEPROM word */
 		/* only the second byte of the word is being modified */
-		if (!atl2_read_eeprom(hw, first_dword*4, &(eeprom_buff[0])))
-			return -EIO;
+		if (!atl2_read_eeprom(hw, first_dword*4, &(eeprom_buff[0]))) {
+			ret_val = -EIO;
+			goto out;
+		}
 		ptr++;
 	}
 	if (((eeprom->offset + eeprom->len) & 3)) {
@@ -2011,18 +2013,22 @@ static int atl2_set_eeprom(struct net_device *netdev,
 		 * only the first byte of the word is being modified
 		 */
 		if (!atl2_read_eeprom(hw, last_dword * 4,
-			&(eeprom_buff[last_dword - first_dword])))
-			return -EIO;
+					&(eeprom_buff[last_dword - first_dword]))) {
+			ret_val = -EIO;
+			goto out;
+		}
 	}
 
 	/* Device's eeprom is always little-endian, word addressable */
 	memcpy(ptr, bytes, eeprom->len);
 
 	for (i = 0; i < last_dword - first_dword + 1; i++) {
-		if (!atl2_write_eeprom(hw, ((first_dword+i)*4), eeprom_buff[i]))
-			return -EIO;
+		if (!atl2_write_eeprom(hw, ((first_dword+i)*4), eeprom_buff[i])) {
+			ret_val = -EIO;
+			goto out;
+		}
 	}
-
+ out:
 	kfree(eeprom_buff);
 	return ret_val;
 }
diff --git a/drivers/net/bonding/bond_alb.h b/drivers/net/bonding/bond_alb.h
index 118c28aa471..4b3e3587840 100644
--- a/drivers/net/bonding/bond_alb.h
+++ b/drivers/net/bonding/bond_alb.h
@@ -74,7 +74,7 @@ struct tlb_client_info {
 				 * packets to a Client that the Hash function
 				 * gave this entry index.
 				 */
-	u32 tx_bytes;		/* Each Client acumulates the BytesTx that
+	u32 tx_bytes;		/* Each Client accumulates the BytesTx that
 				 * were tranmitted to it, and after each
 				 * CallBack the LoadHistory is devided
 				 * by the balance interval
diff --git a/drivers/net/irda/via-ircc.c b/drivers/net/irda/via-ircc.c
index 67c0ad42d81..186cd28a61c 100644
--- a/drivers/net/irda/via-ircc.c
+++ b/drivers/net/irda/via-ircc.c
@@ -75,15 +75,9 @@ static int dongle_id = 0;	/* default: probe */
 /* We can't guess the type of connected dongle, user *must* supply it. */
 module_param(dongle_id, int, 0);
 
-/* FIXME : we should not need this, because instances should be automatically
- * managed by the PCI layer. Especially that we seem to only be using the
- * first entry. Jean II */
-/* Max 4 instances for now */
-static struct via_ircc_cb *dev_self[] = { NULL, NULL, NULL, NULL };
-
 /* Some prototypes */
-static int via_ircc_open(int i, chipio_t * info, unsigned int id);
-static int via_ircc_close(struct via_ircc_cb *self);
+static int via_ircc_open(struct pci_dev *pdev, chipio_t * info,
+			 unsigned int id);
 static int via_ircc_dma_receive(struct via_ircc_cb *self);
 static int via_ircc_dma_receive_complete(struct via_ircc_cb *self,
 					 int iobase);
@@ -215,7 +209,7 @@ static int __devinit via_init_one (struct pci_dev *pcidev, const struct pci_devi
 			pci_write_config_byte(pcidev,0x42,(bTmp | 0xf0));
 			pci_write_config_byte(pcidev,0x5a,0xc0);
 			WriteLPCReg(0x28, 0x70 );
-			if (via_ircc_open(0, &info,0x3076) == 0)
+			if (via_ircc_open(pcidev, &info, 0x3076) == 0)
 				rc=0;
 		} else
 			rc = -ENODEV; //IR not turn on	 
@@ -254,7 +248,7 @@ static int __devinit via_init_one (struct pci_dev *pcidev, const struct pci_devi
 			info.irq=FirIRQ;
 			info.dma=FirDRQ1;
 			info.dma2=FirDRQ0;
-			if (via_ircc_open(0, &info,0x3096) == 0)
+			if (via_ircc_open(pcidev, &info, 0x3096) == 0)
 				rc=0;
 		} else
 			rc = -ENODEV; //IR not turn on !!!!!
@@ -264,48 +258,10 @@ static int __devinit via_init_one (struct pci_dev *pcidev, const struct pci_devi
 	return rc;
 }
 
-/*
- * Function via_ircc_clean ()
- *
- *    Close all configured chips
- *
- */
-static void via_ircc_clean(void)
-{
-	int i;
-
-	IRDA_DEBUG(3, "%s()\n", __func__);
-
-	for (i=0; i < ARRAY_SIZE(dev_self); i++) {
-		if (dev_self[i])
-			via_ircc_close(dev_self[i]);
-	}
-}
-
-static void __devexit via_remove_one (struct pci_dev *pdev)
-{
-	IRDA_DEBUG(3, "%s()\n", __func__);
-
-	/* FIXME : This is ugly. We should use pci_get_drvdata(pdev);
-	 * to get our driver instance and call directly via_ircc_close().
-	 * See vlsi_ir for details...
-	 * Jean II */
-	via_ircc_clean();
-
-	/* FIXME : This should be in via_ircc_close(), because here we may
-	 * theoritically disable still configured devices :-( - Jean II */
-	pci_disable_device(pdev);
-}
-
 static void __exit via_ircc_cleanup(void)
 {
 	IRDA_DEBUG(3, "%s()\n", __func__);
 
-	/* FIXME : This should be redundant, as pci_unregister_driver()
-	 * should call via_remove_one() on each device.
-	 * Jean II */
-	via_ircc_clean();
-
 	/* Cleanup all instances of the driver */
 	pci_unregister_driver (&via_driver); 
 }
@@ -324,12 +280,13 @@ static const struct net_device_ops via_ircc_fir_ops = {
 };
 
 /*
- * Function via_ircc_open (iobase, irq)
+ * Function via_ircc_open(pdev, iobase, irq)
  *
  *    Open driver instance
  *
  */
-static __devinit int via_ircc_open(int i, chipio_t * info, unsigned int id)
+static __devinit int via_ircc_open(struct pci_dev *pdev, chipio_t * info,
+				   unsigned int id)
 {
 	struct net_device *dev;
 	struct via_ircc_cb *self;
@@ -337,9 +294,6 @@ static __devinit int via_ircc_open(int i, chipio_t * info, unsigned int id)
 
 	IRDA_DEBUG(3, "%s()\n", __func__);
 
-	if (i >= ARRAY_SIZE(dev_self))
-		return -ENOMEM;
-
 	/* Allocate new instance of the driver */
 	dev = alloc_irdadev(sizeof(struct via_ircc_cb));
 	if (dev == NULL) 
@@ -349,13 +303,8 @@ static __devinit int via_ircc_open(int i, chipio_t * info, unsigned int id)
 	self->netdev = dev;
 	spin_lock_init(&self->lock);
 
-	/* FIXME : We should store our driver instance in the PCI layer,
-	 * using pci_set_drvdata(), not in this array.
-	 * See vlsi_ir for details... - Jean II */
-	/* FIXME : 'i' is always 0 (see via_init_one()) :-( - Jean II */
-	/* Need to store self somewhere */
-	dev_self[i] = self;
-	self->index = i;
+	pci_set_drvdata(pdev, self);
+
 	/* Initialize Resource */
 	self->io.cfg_base = info->cfg_base;
 	self->io.fir_base = info->fir_base;
@@ -414,7 +363,7 @@ static __devinit int via_ircc_open(int i, chipio_t * info, unsigned int id)
 
 	/* Allocate memory if needed */
 	self->rx_buff.head =
-		dma_alloc_coherent(NULL, self->rx_buff.truesize,
+		dma_alloc_coherent(&pdev->dev, self->rx_buff.truesize,
 				   &self->rx_buff_dma, GFP_KERNEL);
 	if (self->rx_buff.head == NULL) {
 		err = -ENOMEM;
@@ -423,7 +372,7 @@ static __devinit int via_ircc_open(int i, chipio_t * info, unsigned int id)
 	memset(self->rx_buff.head, 0, self->rx_buff.truesize);
 
 	self->tx_buff.head =
-		dma_alloc_coherent(NULL, self->tx_buff.truesize,
+		dma_alloc_coherent(&pdev->dev, self->tx_buff.truesize,
 				   &self->tx_buff_dma, GFP_KERNEL);
 	if (self->tx_buff.head == NULL) {
 		err = -ENOMEM;
@@ -455,33 +404,32 @@ static __devinit int via_ircc_open(int i, chipio_t * info, unsigned int id)
 	via_hw_init(self);
 	return 0;
  err_out4:
-	dma_free_coherent(NULL, self->tx_buff.truesize,
+	dma_free_coherent(&pdev->dev, self->tx_buff.truesize,
 			  self->tx_buff.head, self->tx_buff_dma);
  err_out3:
-	dma_free_coherent(NULL, self->rx_buff.truesize,
+	dma_free_coherent(&pdev->dev, self->rx_buff.truesize,
 			  self->rx_buff.head, self->rx_buff_dma);
  err_out2:
 	release_region(self->io.fir_base, self->io.fir_ext);
  err_out1:
+	pci_set_drvdata(pdev, NULL);
 	free_netdev(dev);
-	dev_self[i] = NULL;
 	return err;
 }
 
 /*
- * Function via_ircc_close (self)
+ * Function via_remove_one(pdev)
  *
  *    Close driver instance
  *
  */
-static int via_ircc_close(struct via_ircc_cb *self)
+static void __devexit via_remove_one(struct pci_dev *pdev)
 {
+	struct via_ircc_cb *self = pci_get_drvdata(pdev);
 	int iobase;
 
 	IRDA_DEBUG(3, "%s()\n", __func__);
 
-	IRDA_ASSERT(self != NULL, return -1;);
-
 	iobase = self->io.fir_base;
 
 	ResetChip(iobase, 5);	//hardware reset.
@@ -493,16 +441,16 @@ static int via_ircc_close(struct via_ircc_cb *self)
 		   __func__, self->io.fir_base);
 	release_region(self->io.fir_base, self->io.fir_ext);
 	if (self->tx_buff.head)
-		dma_free_coherent(NULL, self->tx_buff.truesize,
+		dma_free_coherent(&pdev->dev, self->tx_buff.truesize,
 				  self->tx_buff.head, self->tx_buff_dma);
 	if (self->rx_buff.head)
-		dma_free_coherent(NULL, self->rx_buff.truesize,
+		dma_free_coherent(&pdev->dev, self->rx_buff.truesize,
 				  self->rx_buff.head, self->rx_buff_dma);
-	dev_self[self->index] = NULL;
+	pci_set_drvdata(pdev, NULL);
 
 	free_netdev(self->netdev);
 
-	return 0;
+	pci_disable_device(pdev);
 }
 
 /*
diff --git a/drivers/net/mlx4/eq.c b/drivers/net/mlx4/eq.c
index 506cfd0372e..1ad1f6029af 100644
--- a/drivers/net/mlx4/eq.c
+++ b/drivers/net/mlx4/eq.c
@@ -603,7 +603,9 @@ int mlx4_init_eq_table(struct mlx4_dev *dev)
 	}
 
 	for (i = 0; i < dev->caps.num_comp_vectors; ++i) {
-		err = mlx4_create_eq(dev, dev->caps.num_cqs + MLX4_NUM_SPARE_EQE,
+		err = mlx4_create_eq(dev, dev->caps.num_cqs -
+					  dev->caps.reserved_cqs +
+					  MLX4_NUM_SPARE_EQE,
 				     (dev->flags & MLX4_FLAG_MSI_X) ? i : 0,
 				     &priv->eq_table.eq[i]);
 		if (err) {
diff --git a/drivers/net/mlx4/mcg.c b/drivers/net/mlx4/mcg.c
index e71372aa9cc..c6d336aed2d 100644
--- a/drivers/net/mlx4/mcg.c
+++ b/drivers/net/mlx4/mcg.c
@@ -111,7 +111,7 @@ static int new_steering_entry(struct mlx4_dev *dev, u8 vep_num, u8 port,
 	u32 members_count;
 	struct mlx4_steer_index *new_entry;
 	struct mlx4_promisc_qp *pqp;
-	struct mlx4_promisc_qp *dqp;
+	struct mlx4_promisc_qp *dqp = NULL;
 	u32 prot;
 	int err;
 	u8 pf_num;
@@ -184,7 +184,7 @@ out_mailbox:
 out_alloc:
 	if (dqp) {
 		list_del(&dqp->list);
-		kfree(&dqp);
+		kfree(dqp);
 	}
 	list_del(&new_entry->list);
 	kfree(new_entry);
@@ -469,7 +469,6 @@ static int remove_promisc_qp(struct mlx4_dev *dev, u8 vep_num, u8 port,
 
 	/*remove from list of promisc qps */
 	list_del(&pqp->list);
-	kfree(pqp);
 
 	/* set the default entry not to include the removed one */
 	mailbox = mlx4_alloc_cmd_mailbox(dev);
@@ -528,6 +527,8 @@ out_mailbox:
 out_list:
 	if (back_to_list)
 		list_add_tail(&pqp->list, &s_steer->promisc_qps[steer]);
+	else
+		kfree(pqp);
 out_mutex:
 	mutex_unlock(&priv->mcg_table.mutex);
 	return err;
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 993c52c82ae..e870c0698bb 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -442,11 +442,11 @@ static int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
 			     u32 flags, phy_interface_t interface)
 {
 	struct device *d = &phydev->dev;
+	int err;
 
 	/* Assume that if there is no driver, that it doesn't
 	 * exist, and we should use the genphy driver. */
 	if (NULL == d->driver) {
-		int err;
 		d->driver = &genphy_driver.driver;
 
 		err = d->driver->probe(d);
@@ -474,7 +474,11 @@ static int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
 	/* Do initial configuration here, now that
 	 * we have certain key parameters
 	 * (dev_flags and interface) */
-	return phy_init_hw(phydev);
+	err = phy_init_hw(phydev);
+	if (err)
+		phy_detach(phydev);
+
+	return err;
 }
 
 /**
diff --git a/drivers/net/starfire.c b/drivers/net/starfire.c
index a4f2bd52e54..36045f3b032 100644
--- a/drivers/net/starfire.c
+++ b/drivers/net/starfire.c
@@ -144,11 +144,7 @@ static int full_duplex[MAX_UNITS] = {0, };
 /* Time in jiffies before concluding the transmitter is hung. */
 #define TX_TIMEOUT	(2 * HZ)
 
-/*
- * This SUCKS.
- * We need a much better method to determine if dma_addr_t is 64-bit.
- */
-#if (defined(__i386__) && defined(CONFIG_HIGHMEM64G)) || defined(__x86_64__) || defined (__ia64__) || defined(__alpha__) || (defined(CONFIG_MIPS) && ((defined(CONFIG_HIGHMEM) && defined(CONFIG_64BIT_PHYS_ADDR)) || defined(CONFIG_64BIT))) || (defined(__powerpc64__) || defined(CONFIG_PHYS_64BIT))
+#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
 /* 64-bit dma_addr_t */
 #define ADDR_64BITS	/* This chip uses 64 bit addresses. */
 #define netdrv_addr_t __le64
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index 6f600cced6e..3ec22c30779 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -433,4 +433,19 @@ config USB_SIERRA_NET
 	  To compile this driver as a module, choose M here: the
 	  module will be called sierra_net.
 
+config USB_VL600
+	tristate "LG VL600 modem dongle"
+	depends on USB_NET_CDCETHER
+	select USB_ACM
+	help
+	  Select this if you want to use an LG Electronics 4G/LTE usb modem
+	  called VL600.  This driver only handles the ethernet
+	  interface exposed by the modem firmware.  To establish a connection
+	  you will first need a userspace program that sends the right
+	  command to the modem through its CDC ACM port, and most
+	  likely also a DHCP client.  See this thread about using the
+	  4G modem from Verizon:
+
+	  http://ubuntuforums.org/showpost.php?p=10589647&postcount=17
+
 endmenu
diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile
index cac17030118..c7ec8a5f0a9 100644
--- a/drivers/net/usb/Makefile
+++ b/drivers/net/usb/Makefile
@@ -27,4 +27,5 @@ obj-$(CONFIG_USB_IPHETH)	+= ipheth.o
 obj-$(CONFIG_USB_SIERRA_NET)	+= sierra_net.o
 obj-$(CONFIG_USB_NET_CX82310_ETH)	+= cx82310_eth.o
 obj-$(CONFIG_USB_NET_CDC_NCM)	+= cdc_ncm.o
+obj-$(CONFIG_USB_VL600)		+= lg-vl600.o
 
diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c
index 5f3b97668e6..8f128541656 100644
--- a/drivers/net/usb/cdc_eem.c
+++ b/drivers/net/usb/cdc_eem.c
@@ -340,7 +340,7 @@ next:
 
 static const struct driver_info eem_info = {
 	.description =	"CDC EEM Device",
-	.flags =	FLAG_ETHER,
+	.flags =	FLAG_ETHER | FLAG_POINTTOPOINT,
 	.bind =		eem_bind,
 	.rx_fixup =	eem_rx_fixup,
 	.tx_fixup =	eem_tx_fixup,
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 9a60e415d76..341f7056a80 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -378,7 +378,7 @@ static void dumpspeed(struct usbnet *dev, __le32 *speeds)
 		   __le32_to_cpu(speeds[1]) / 1000);
 }
 
-static void cdc_status(struct usbnet *dev, struct urb *urb)
+void usbnet_cdc_status(struct usbnet *dev, struct urb *urb)
 {
 	struct usb_cdc_notification	*event;
 
@@ -418,8 +418,9 @@ static void cdc_status(struct usbnet *dev, struct urb *urb)
 		break;
 	}
 }
+EXPORT_SYMBOL_GPL(usbnet_cdc_status);
 
-static int cdc_bind(struct usbnet *dev, struct usb_interface *intf)
+int usbnet_cdc_bind(struct usbnet *dev, struct usb_interface *intf)
 {
 	int				status;
 	struct cdc_state		*info = (void *) &dev->data;
@@ -441,6 +442,7 @@ static int cdc_bind(struct usbnet *dev, struct usb_interface *intf)
 	 */
 	return 0;
 }
+EXPORT_SYMBOL_GPL(usbnet_cdc_bind);
 
 static int cdc_manage_power(struct usbnet *dev, int on)
 {
@@ -450,20 +452,20 @@ static int cdc_manage_power(struct usbnet *dev, int on)
 
 static const struct driver_info	cdc_info = {
 	.description =	"CDC Ethernet Device",
-	.flags =	FLAG_ETHER,
+	.flags =	FLAG_ETHER | FLAG_POINTTOPOINT,
 	// .check_connect = cdc_check_connect,
-	.bind =		cdc_bind,
+	.bind =		usbnet_cdc_bind,
 	.unbind =	usbnet_cdc_unbind,
-	.status =	cdc_status,
+	.status =	usbnet_cdc_status,
 	.manage_power =	cdc_manage_power,
 };
 
 static const struct driver_info mbm_info = {
 	.description =	"Mobile Broadband Network Device",
 	.flags =	FLAG_WWAN,
-	.bind = 	cdc_bind,
+	.bind =		usbnet_cdc_bind,
 	.unbind =	usbnet_cdc_unbind,
-	.status =	cdc_status,
+	.status =	usbnet_cdc_status,
 	.manage_power =	cdc_manage_power,
 };
 
@@ -560,6 +562,13 @@ static const struct usb_device_id	products [] = {
 	.driver_info		= 0,
 },
 
+/* LG Electronics VL600 wants additional headers on every frame */
+{
+	USB_DEVICE_AND_INTERFACE_INFO(0x1004, 0x61aa, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),
+	.driver_info		= 0,
+},
+
 /*
  * WHITELIST!!!
  *
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 7113168473c..967371f0445 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1237,7 +1237,7 @@ static int cdc_ncm_manage_power(struct usbnet *dev, int status)
 
 static const struct driver_info cdc_ncm_info = {
 	.description = "CDC NCM",
-	.flags = FLAG_NO_SETINT | FLAG_MULTI_PACKET,
+	.flags = FLAG_POINTTOPOINT | FLAG_NO_SETINT | FLAG_MULTI_PACKET,
 	.bind = cdc_ncm_bind,
 	.unbind = cdc_ncm_unbind,
 	.check_connect = cdc_ncm_check_connect,
diff --git a/drivers/net/usb/cdc_subset.c b/drivers/net/usb/cdc_subset.c
index ca39ace0b0e..fc5f13d47ad 100644
--- a/drivers/net/usb/cdc_subset.c
+++ b/drivers/net/usb/cdc_subset.c
@@ -89,6 +89,7 @@ static int always_connected (struct usbnet *dev)
 
 static const struct driver_info	ali_m5632_info = {
 	.description =	"ALi M5632",
+	.flags       = FLAG_POINTTOPOINT,
 };
 
 #endif
@@ -110,6 +111,7 @@ static const struct driver_info	ali_m5632_info = {
 
 static const struct driver_info	an2720_info = {
 	.description =	"AnchorChips/Cypress 2720",
+	.flags       = FLAG_POINTTOPOINT,
 	// no reset available!
 	// no check_connect available!
 
@@ -132,6 +134,7 @@ static const struct driver_info	an2720_info = {
 
 static const struct driver_info	belkin_info = {
 	.description =	"Belkin, eTEK, or compatible",
+	.flags       = FLAG_POINTTOPOINT,
 };
 
 #endif	/* CONFIG_USB_BELKIN */
@@ -157,6 +160,7 @@ static const struct driver_info	belkin_info = {
 static const struct driver_info	epson2888_info = {
 	.description =	"Epson USB Device",
 	.check_connect = always_connected,
+	.flags = FLAG_POINTTOPOINT,
 
 	.in = 4, .out = 3,
 };
@@ -173,6 +177,7 @@ static const struct driver_info	epson2888_info = {
 #define HAVE_HARDWARE
 static const struct driver_info kc2190_info = {
 	.description =  "KC Technology KC-190",
+	.flags = FLAG_POINTTOPOINT,
 };
 #endif /* CONFIG_USB_KC2190 */
 
@@ -200,16 +205,19 @@ static const struct driver_info kc2190_info = {
 static const struct driver_info	linuxdev_info = {
 	.description =	"Linux Device",
 	.check_connect = always_connected,
+	.flags = FLAG_POINTTOPOINT,
 };
 
 static const struct driver_info	yopy_info = {
 	.description =	"Yopy",
 	.check_connect = always_connected,
+	.flags = FLAG_POINTTOPOINT,
 };
 
 static const struct driver_info	blob_info = {
 	.description =	"Boot Loader OBject",
 	.check_connect = always_connected,
+	.flags = FLAG_POINTTOPOINT,
 };
 
 #endif	/* CONFIG_USB_ARMLINUX */
diff --git a/drivers/net/usb/gl620a.c b/drivers/net/usb/gl620a.c
index dcd57c37ef7..c4cfd1dea88 100644
--- a/drivers/net/usb/gl620a.c
+++ b/drivers/net/usb/gl620a.c
@@ -193,7 +193,7 @@ static int genelink_bind(struct usbnet *dev, struct usb_interface *intf)
 
 static const struct driver_info	genelink_info = {
 	.description =	"Genesys GeneLink",
-	.flags =	FLAG_FRAMING_GL | FLAG_NO_SETINT,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_GL | FLAG_NO_SETINT,
 	.bind =		genelink_bind,
 	.rx_fixup =	genelink_rx_fixup,
 	.tx_fixup =	genelink_tx_fixup,
diff --git a/drivers/net/usb/lg-vl600.c b/drivers/net/usb/lg-vl600.c
new file mode 100644
index 00000000000..1d83ccfd727
--- /dev/null
+++ b/drivers/net/usb/lg-vl600.c
@@ -0,0 +1,346 @@
+/*
+ * Ethernet interface part of the LG VL600 LTE modem (4G dongle)
+ *
+ * Copyright (C) 2011 Intel Corporation
+ * Author: Andrzej Zaborowski <balrogg@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/usb.h>
+#include <linux/usb/cdc.h>
+#include <linux/usb/usbnet.h>
+#include <linux/if_ether.h>
+#include <linux/if_arp.h>
+#include <linux/inetdevice.h>
+
+/*
+ * The device has a CDC ACM port for modem control (it claims to be
+ * CDC ACM anyway) and a CDC Ethernet port for actual network data.
+ * It will however ignore data on both ports that is not encapsulated
+ * in a specific way, any data returned is also encapsulated the same
+ * way.  The headers don't seem to follow any popular standard.
+ *
+ * This driver adds and strips these headers from the ethernet frames
+ * sent/received from the CDC Ethernet port.  The proprietary header
+ * replaces the standard ethernet header in a packet so only actual
+ * ethernet frames are allowed.  The headers allow some form of
+ * multiplexing by using non standard values of the .h_proto field.
+ * Windows/Mac drivers do send a couple of such frames to the device
+ * during initialisation, with protocol set to 0x0906 or 0x0b06 and (what
+ * seems to be) a flag in the .dummy_flags.  This doesn't seem necessary
+ * for modem operation but can possibly be used for GPS or other funcitons.
+ */
+
+struct vl600_frame_hdr {
+	__le32 len;
+	__le32 serial;
+	__le32 pkt_cnt;
+	__le32 dummy_flags;
+	__le32 dummy;
+	__le32 magic;
+} __attribute__((packed));
+
+struct vl600_pkt_hdr {
+	__le32 dummy[2];
+	__le32 len;
+	__be16 h_proto;
+} __attribute__((packed));
+
+struct vl600_state {
+	struct sk_buff *current_rx_buf;
+};
+
+static int vl600_bind(struct usbnet *dev, struct usb_interface *intf)
+{
+	int ret;
+	struct vl600_state *s = kzalloc(sizeof(struct vl600_state), GFP_KERNEL);
+
+	if (!s)
+		return -ENOMEM;
+
+	ret = usbnet_cdc_bind(dev, intf);
+	if (ret) {
+		kfree(s);
+		return ret;
+	}
+
+	dev->driver_priv = s;
+
+	/* ARP packets don't go through, but they're also of no use.  The
+	 * subnet has only two hosts anyway: us and the gateway / DHCP
+	 * server (probably simulated by modem firmware or network operator)
+	 * whose address changes everytime we connect to the intarwebz and
+	 * who doesn't bother answering ARP requests either.  So hardware
+	 * addresses have no meaning, the destination and the source of every
+	 * packet depend only on whether it is on the IN or OUT endpoint.  */
+	dev->net->flags |= IFF_NOARP;
+
+	return ret;
+}
+
+static void vl600_unbind(struct usbnet *dev, struct usb_interface *intf)
+{
+	struct vl600_state *s = dev->driver_priv;
+
+	if (s->current_rx_buf)
+		dev_kfree_skb(s->current_rx_buf);
+
+	kfree(s);
+
+	return usbnet_cdc_unbind(dev, intf);
+}
+
+static int vl600_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+	struct vl600_frame_hdr *frame;
+	struct vl600_pkt_hdr *packet;
+	struct ethhdr *ethhdr;
+	int packet_len, count;
+	struct sk_buff *buf = skb;
+	struct sk_buff *clone;
+	struct vl600_state *s = dev->driver_priv;
+
+	/* Frame lengths are generally 4B multiplies but every couple of
+	 * hours there's an odd number of bytes sized yet correct frame,
+	 * so don't require this.  */
+
+	/* Allow a packet (or multiple packets batched together) to be
+	 * split across many frames.  We don't allow a new batch to
+	 * begin in the same frame another one is ending however, and no
+	 * leading or trailing pad bytes.  */
+	if (s->current_rx_buf) {
+		frame = (struct vl600_frame_hdr *) s->current_rx_buf->data;
+		if (skb->len + s->current_rx_buf->len >
+				le32_to_cpup(&frame->len)) {
+			netif_err(dev, ifup, dev->net, "Fragment too long\n");
+			dev->net->stats.rx_length_errors++;
+			goto error;
+		}
+
+		buf = s->current_rx_buf;
+		memcpy(skb_put(buf, skb->len), skb->data, skb->len);
+	} else if (skb->len < 4) {
+		netif_err(dev, ifup, dev->net, "Frame too short\n");
+		dev->net->stats.rx_length_errors++;
+		goto error;
+	}
+
+	frame = (struct vl600_frame_hdr *) buf->data;
+	/* NOTE: Should check that frame->magic == 0x53544448?
+	 * Otherwise if we receive garbage at the beginning of the frame
+	 * we may end up allocating a huge buffer and saving all the
+	 * future incoming data into it.  */
+
+	if (buf->len < sizeof(*frame) ||
+			buf->len != le32_to_cpup(&frame->len)) {
+		/* Save this fragment for later assembly */
+		if (s->current_rx_buf)
+			return 0;
+
+		s->current_rx_buf = skb_copy_expand(skb, 0,
+				le32_to_cpup(&frame->len), GFP_ATOMIC);
+		if (!s->current_rx_buf) {
+			netif_err(dev, ifup, dev->net, "Reserving %i bytes "
+					"for packet assembly failed.\n",
+					le32_to_cpup(&frame->len));
+			dev->net->stats.rx_errors++;
+		}
+
+		return 0;
+	}
+
+	count = le32_to_cpup(&frame->pkt_cnt);
+
+	skb_pull(buf, sizeof(*frame));
+
+	while (count--) {
+		if (buf->len < sizeof(*packet)) {
+			netif_err(dev, ifup, dev->net, "Packet too short\n");
+			goto error;
+		}
+
+		packet = (struct vl600_pkt_hdr *) buf->data;
+		packet_len = sizeof(*packet) + le32_to_cpup(&packet->len);
+		if (packet_len > buf->len) {
+			netif_err(dev, ifup, dev->net,
+					"Bad packet length stored in header\n");
+			goto error;
+		}
+
+		/* Packet header is same size as the ethernet header
+		 * (sizeof(*packet) == sizeof(*ethhdr)), additionally
+		 * the h_proto field is in the same place so we just leave it
+		 * alone and fill in the remaining fields.
+		 */
+		ethhdr = (struct ethhdr *) skb->data;
+		if (be16_to_cpup(&ethhdr->h_proto) == ETH_P_ARP &&
+				buf->len > 0x26) {
+			/* Copy the addresses from packet contents */
+			memcpy(ethhdr->h_source,
+					&buf->data[sizeof(*ethhdr) + 0x8],
+					ETH_ALEN);
+			memcpy(ethhdr->h_dest,
+					&buf->data[sizeof(*ethhdr) + 0x12],
+					ETH_ALEN);
+		} else {
+			memset(ethhdr->h_source, 0, ETH_ALEN);
+			memcpy(ethhdr->h_dest, dev->net->dev_addr, ETH_ALEN);
+		}
+
+		if (count) {
+			/* Not the last packet in this batch */
+			clone = skb_clone(buf, GFP_ATOMIC);
+			if (!clone)
+				goto error;
+
+			skb_trim(clone, packet_len);
+			usbnet_skb_return(dev, clone);
+
+			skb_pull(buf, (packet_len + 3) & ~3);
+		} else {
+			skb_trim(buf, packet_len);
+
+			if (s->current_rx_buf) {
+				usbnet_skb_return(dev, buf);
+				s->current_rx_buf = NULL;
+				return 0;
+			}
+
+			return 1;
+		}
+	}
+
+error:
+	if (s->current_rx_buf) {
+		dev_kfree_skb_any(s->current_rx_buf);
+		s->current_rx_buf = NULL;
+	}
+	dev->net->stats.rx_errors++;
+	return 0;
+}
+
+static struct sk_buff *vl600_tx_fixup(struct usbnet *dev,
+		struct sk_buff *skb, gfp_t flags)
+{
+	struct sk_buff *ret;
+	struct vl600_frame_hdr *frame;
+	struct vl600_pkt_hdr *packet;
+	static uint32_t serial = 1;
+	int orig_len = skb->len - sizeof(struct ethhdr);
+	int full_len = (skb->len + sizeof(struct vl600_frame_hdr) + 3) & ~3;
+
+	frame = (struct vl600_frame_hdr *) skb->data;
+	if (skb->len > sizeof(*frame) && skb->len == le32_to_cpup(&frame->len))
+		return skb; /* Already encapsulated? */
+
+	if (skb->len < sizeof(struct ethhdr))
+		/* Drop, device can only deal with ethernet packets */
+		return NULL;
+
+	if (!skb_cloned(skb)) {
+		int headroom = skb_headroom(skb);
+		int tailroom = skb_tailroom(skb);
+
+		if (tailroom >= full_len - skb->len - sizeof(*frame) &&
+				headroom >= sizeof(*frame))
+			/* There's enough head and tail room */
+			goto encapsulate;
+
+		if (headroom + tailroom + skb->len >= full_len) {
+			/* There's enough total room, just readjust */
+			skb->data = memmove(skb->head + sizeof(*frame),
+					skb->data, skb->len);
+			skb_set_tail_pointer(skb, skb->len);
+			goto encapsulate;
+		}
+	}
+
+	/* Alloc a new skb with the required size */
+	ret = skb_copy_expand(skb, sizeof(struct vl600_frame_hdr), full_len -
+			skb->len - sizeof(struct vl600_frame_hdr), flags);
+	dev_kfree_skb_any(skb);
+	if (!ret)
+		return ret;
+	skb = ret;
+
+encapsulate:
+	/* Packet header is same size as ethernet packet header
+	 * (sizeof(*packet) == sizeof(struct ethhdr)), additionally the
+	 * h_proto field is in the same place so we just leave it alone and
+	 * overwrite the remaining fields.
+	 */
+	packet = (struct vl600_pkt_hdr *) skb->data;
+	memset(&packet->dummy, 0, sizeof(packet->dummy));
+	packet->len = cpu_to_le32(orig_len);
+
+	frame = (struct vl600_frame_hdr *) skb_push(skb, sizeof(*frame));
+	memset(frame, 0, sizeof(*frame));
+	frame->len = cpu_to_le32(full_len);
+	frame->serial = cpu_to_le32(serial++);
+	frame->pkt_cnt = cpu_to_le32(1);
+
+	if (skb->len < full_len) /* Pad */
+		skb_put(skb, full_len - skb->len);
+
+	return skb;
+}
+
+static const struct driver_info	vl600_info = {
+	.description	= "LG VL600 modem",
+	.flags		= FLAG_ETHER | FLAG_RX_ASSEMBLE,
+	.bind		= vl600_bind,
+	.unbind		= vl600_unbind,
+	.status		= usbnet_cdc_status,
+	.rx_fixup	= vl600_rx_fixup,
+	.tx_fixup	= vl600_tx_fixup,
+};
+
+static const struct usb_device_id products[] = {
+	{
+		USB_DEVICE_AND_INTERFACE_INFO(0x1004, 0x61aa, USB_CLASS_COMM,
+				USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),
+		.driver_info	= (unsigned long) &vl600_info,
+	},
+	{},	/* End */
+};
+MODULE_DEVICE_TABLE(usb, products);
+
+static struct usb_driver lg_vl600_driver = {
+	.name		= "lg-vl600",
+	.id_table	= products,
+	.probe		= usbnet_probe,
+	.disconnect	= usbnet_disconnect,
+	.suspend	= usbnet_suspend,
+	.resume		= usbnet_resume,
+};
+
+static int __init vl600_init(void)
+{
+	return usb_register(&lg_vl600_driver);
+}
+module_init(vl600_init);
+
+static void __exit vl600_exit(void)
+{
+	usb_deregister(&lg_vl600_driver);
+}
+module_exit(vl600_exit);
+
+MODULE_AUTHOR("Anrzej Zaborowski");
+MODULE_DESCRIPTION("LG-VL600 modem's ethernet link");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/usb/net1080.c b/drivers/net/usb/net1080.c
index ba72a7281cb..01db4602a39 100644
--- a/drivers/net/usb/net1080.c
+++ b/drivers/net/usb/net1080.c
@@ -560,7 +560,7 @@ static int net1080_bind(struct usbnet *dev, struct usb_interface *intf)
 
 static const struct driver_info	net1080_info = {
 	.description =	"NetChip TurboCONNECT",
-	.flags =	FLAG_FRAMING_NC,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_NC,
 	.bind =		net1080_bind,
 	.reset =	net1080_reset,
 	.check_connect = net1080_check_connect,
diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c
index 08ad269f6b4..823c5375130 100644
--- a/drivers/net/usb/plusb.c
+++ b/drivers/net/usb/plusb.c
@@ -96,7 +96,7 @@ static int pl_reset(struct usbnet *dev)
 
 static const struct driver_info	prolific_info = {
 	.description =	"Prolific PL-2301/PL-2302",
-	.flags =	FLAG_NO_SETINT,
+	.flags =	FLAG_POINTTOPOINT | FLAG_NO_SETINT,
 		/* some PL-2302 versions seem to fail usb_set_interface() */
 	.reset =	pl_reset,
 };
diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c
index dd8a4adf48c..5994a25c56a 100644
--- a/drivers/net/usb/rndis_host.c
+++ b/drivers/net/usb/rndis_host.c
@@ -573,7 +573,7 @@ EXPORT_SYMBOL_GPL(rndis_tx_fixup);
 
 static const struct driver_info	rndis_info = {
 	.description =	"RNDIS device",
-	.flags =	FLAG_ETHER | FLAG_FRAMING_RN | FLAG_NO_SETINT,
+	.flags =	FLAG_ETHER | FLAG_POINTTOPOINT | FLAG_FRAMING_RN | FLAG_NO_SETINT,
 	.bind =		rndis_bind,
 	.unbind =	rndis_unbind,
 	.status =	rndis_status,
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 95c41d56631..069c1cf0fdf 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -387,8 +387,12 @@ static int rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags)
 static inline void rx_process (struct usbnet *dev, struct sk_buff *skb)
 {
 	if (dev->driver_info->rx_fixup &&
-	    !dev->driver_info->rx_fixup (dev, skb))
-		goto error;
+	    !dev->driver_info->rx_fixup (dev, skb)) {
+		/* With RX_ASSEMBLE, rx_fixup() must update counters */
+		if (!(dev->driver_info->flags & FLAG_RX_ASSEMBLE))
+			dev->net->stats.rx_errors++;
+		goto done;
+	}
 	// else network stack removes extra byte if we forced a short packet
 
 	if (skb->len) {
@@ -401,8 +405,8 @@ static inline void rx_process (struct usbnet *dev, struct sk_buff *skb)
 	}
 
 	netif_dbg(dev, rx_err, dev->net, "drop\n");
-error:
 	dev->net->stats.rx_errors++;
+done:
 	skb_queue_tail(&dev->done, skb);
 }
 
@@ -1376,7 +1380,8 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
 		// else "eth%d" when there's reasonable doubt.  userspace
 		// can rename the link if it knows better.
 		if ((dev->driver_info->flags & FLAG_ETHER) != 0 &&
-		    (net->dev_addr [0] & 0x02) == 0)
+		    ((dev->driver_info->flags & FLAG_POINTTOPOINT) == 0 ||
+		     (net->dev_addr [0] & 0x02) == 0))
 			strcpy (net->name, "eth%d");
 		/* WLAN devices should always be named "wlan%d" */
 		if ((dev->driver_info->flags & FLAG_WLAN) != 0)
diff --git a/drivers/net/usb/zaurus.c b/drivers/net/usb/zaurus.c
index 3eb0b167b5b..241756e0e86 100644
--- a/drivers/net/usb/zaurus.c
+++ b/drivers/net/usb/zaurus.c
@@ -102,7 +102,7 @@ static int always_connected (struct usbnet *dev)
 
 static const struct driver_info	zaurus_sl5x00_info = {
 	.description =	"Sharp Zaurus SL-5x00",
-	.flags =	FLAG_FRAMING_Z,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_Z,
 	.check_connect = always_connected,
 	.bind =		zaurus_bind,
 	.unbind =	usbnet_cdc_unbind,
@@ -112,7 +112,7 @@ static const struct driver_info	zaurus_sl5x00_info = {
 
 static const struct driver_info	zaurus_pxa_info = {
 	.description =	"Sharp Zaurus, PXA-2xx based",
-	.flags =	FLAG_FRAMING_Z,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_Z,
 	.check_connect = always_connected,
 	.bind =		zaurus_bind,
 	.unbind =	usbnet_cdc_unbind,
@@ -122,7 +122,7 @@ static const struct driver_info	zaurus_pxa_info = {
 
 static const struct driver_info	olympus_mxl_info = {
 	.description =	"Olympus R1000",
-	.flags =	FLAG_FRAMING_Z,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_Z,
 	.check_connect = always_connected,
 	.bind =		zaurus_bind,
 	.unbind =	usbnet_cdc_unbind,
@@ -258,7 +258,7 @@ bad_desc:
 
 static const struct driver_info	bogus_mdlm_info = {
 	.description =	"pseudo-MDLM (BLAN) device",
-	.flags =	FLAG_FRAMING_Z,
+	.flags =	FLAG_POINTTOPOINT | FLAG_FRAMING_Z,
 	.check_connect = always_connected,
 	.tx_fixup =	zaurus_tx_fixup,
 	.bind =		blan_mdlm_bind,
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 524825720a0..dddb85de622 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1048,6 +1048,8 @@ static int ath9k_start(struct ieee80211_hw *hw)
 		"Starting driver with initial channel: %d MHz\n",
 		curchan->center_freq);
 
+	ath9k_ps_wakeup(sc);
+
 	mutex_lock(&sc->mutex);
 
 	/* setup initial channel */
@@ -1143,6 +1145,8 @@ static int ath9k_start(struct ieee80211_hw *hw)
 mutex_unlock:
 	mutex_unlock(&sc->mutex);
 
+	ath9k_ps_restore(sc);
+
 	return r;
 }
 
diff --git a/drivers/net/wireless/ath/carl9170/carl9170.h b/drivers/net/wireless/ath/carl9170/carl9170.h
index c6a5fae634a..9cad061cc1d 100644
--- a/drivers/net/wireless/ath/carl9170/carl9170.h
+++ b/drivers/net/wireless/ath/carl9170/carl9170.h
@@ -443,6 +443,7 @@ struct carl9170_ba_stats {
 	u8 ampdu_len;
 	u8 ampdu_ack_len;
 	bool clear;
+	bool req;
 };
 
 struct carl9170_sta_info {
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index ede3d7e5a04..89fe60accf8 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -1355,6 +1355,7 @@ static int carl9170_op_ampdu_action(struct ieee80211_hw *hw,
 		tid_info = rcu_dereference(sta_info->agg[tid]);
 
 		sta_info->stats[tid].clear = true;
+		sta_info->stats[tid].req = false;
 
 		if (tid_info) {
 			bitmap_zero(tid_info->bitmap, CARL9170_BAW_SIZE);
diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c
index 0ef70b6fc51..cb70ed7ec5c 100644
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -383,6 +383,7 @@ static void carl9170_tx_status_process_ampdu(struct ar9170 *ar,
 
 	if (sta_info->stats[tid].clear) {
 		sta_info->stats[tid].clear = false;
+		sta_info->stats[tid].req = false;
 		sta_info->stats[tid].ampdu_len = 0;
 		sta_info->stats[tid].ampdu_ack_len = 0;
 	}
@@ -391,10 +392,16 @@ static void carl9170_tx_status_process_ampdu(struct ar9170 *ar,
 	if (txinfo->status.rates[0].count == 1)
 		sta_info->stats[tid].ampdu_ack_len++;
 
+	if (!(txinfo->flags & IEEE80211_TX_STAT_ACK))
+		sta_info->stats[tid].req = true;
+
 	if (super->f.mac_control & cpu_to_le16(AR9170_TX_MAC_IMM_BA)) {
 		super->s.rix = sta_info->stats[tid].ampdu_len;
 		super->s.cnt = sta_info->stats[tid].ampdu_ack_len;
 		txinfo->flags |= IEEE80211_TX_STAT_AMPDU;
+		if (sta_info->stats[tid].req)
+			txinfo->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
+
 		sta_info->stats[tid].clear = true;
 	}
 	spin_unlock_bh(&tid_info->lock);
diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c
index d418b647be8..a209a0e76bf 100644
--- a/drivers/net/wireless/iwlegacy/iwl-core.c
+++ b/drivers/net/wireless/iwlegacy/iwl-core.c
@@ -1805,6 +1805,15 @@ iwl_legacy_mac_change_interface(struct ieee80211_hw *hw,
 
 	mutex_lock(&priv->mutex);
 
+	if (!ctx->vif || !iwl_legacy_is_ready_rf(priv)) {
+		/*
+		 * Huh? But wait ... this can maybe happen when
+		 * we're in the middle of a firmware restart!
+		 */
+		err = -EBUSY;
+		goto out;
+	}
+
 	interface_modes = ctx->interface_modes | ctx->exclusive_interface_modes;
 
 	if (!(interface_modes & BIT(newtype))) {
@@ -1832,6 +1841,7 @@ iwl_legacy_mac_change_interface(struct ieee80211_hw *hw,
 	/* success */
 	iwl_legacy_teardown_interface(priv, vif, true);
 	vif->type = newtype;
+	vif->p2p = newp2p;
 	err = iwl_legacy_setup_interface(priv, ctx);
 	WARN_ON(err);
 	/*
diff --git a/drivers/net/wireless/iwlegacy/iwl3945-base.c b/drivers/net/wireless/iwlegacy/iwl3945-base.c
index ab87e1b7352..28eb3d885ba 100644
--- a/drivers/net/wireless/iwlegacy/iwl3945-base.c
+++ b/drivers/net/wireless/iwlegacy/iwl3945-base.c
@@ -93,6 +93,7 @@ MODULE_LICENSE("GPL");
 struct iwl_mod_params iwl3945_mod_params = {
 	.sw_crypto = 1,
 	.restart_fw = 1,
+	.disable_hw_scan = 1,
 	/* the rest are 0 by default */
 };
 
@@ -3960,8 +3961,7 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 	 * "the hard way", rather than using device's scan.
 	 */
 	if (iwl3945_mod_params.disable_hw_scan) {
-		dev_printk(KERN_DEBUG, &(pdev->dev),
-			"sw scan support is deprecated\n");
+		IWL_DEBUG_INFO(priv, "Disabling hw_scan\n");
 		iwl3945_hw_ops.hw_scan = NULL;
 	}
 
@@ -4280,8 +4280,7 @@ MODULE_PARM_DESC(swcrypto,
 		"using software crypto (default 1 [software])");
 module_param_named(disable_hw_scan, iwl3945_mod_params.disable_hw_scan,
 		int, S_IRUGO);
-MODULE_PARM_DESC(disable_hw_scan,
-		"disable hardware scanning (default 0) (deprecated)");
+MODULE_PARM_DESC(disable_hw_scan, "disable hardware scanning (default 1)");
 #ifdef CONFIG_IWLWIFI_LEGACY_DEBUG
 module_param_named(debug, iwlegacy_debug_level, uint, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(debug, "debug output mask");
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index 4e368657a83..37509d01991 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -730,8 +730,12 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	{ USB_DEVICE(0x050d, 0x8053), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x050d, 0x805c), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x050d, 0x815c), USB_DEVICE_DATA(&rt2800usb_ops) },
+	{ USB_DEVICE(0x050d, 0x825b), USB_DEVICE_DATA(&rt2800usb_ops) },
+	{ USB_DEVICE(0x050d, 0x935a), USB_DEVICE_DATA(&rt2800usb_ops) },
+	{ USB_DEVICE(0x050d, 0x935b), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Buffalo */
 	{ USB_DEVICE(0x0411, 0x00e8), USB_DEVICE_DATA(&rt2800usb_ops) },
+	{ USB_DEVICE(0x0411, 0x016f), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Conceptronic */
 	{ USB_DEVICE(0x14b2, 0x3c06), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x14b2, 0x3c07), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -818,6 +822,7 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	/* Pegatron */
 	{ USB_DEVICE(0x1d4d, 0x000c), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x1d4d, 0x000e), USB_DEVICE_DATA(&rt2800usb_ops) },
+	{ USB_DEVICE(0x1d4d, 0x0011), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Philips */
 	{ USB_DEVICE(0x0471, 0x200f), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Planex */
@@ -899,6 +904,8 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	{ USB_DEVICE(0x148f, 0x3572), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Sitecom */
 	{ USB_DEVICE(0x0df6, 0x0041), USB_DEVICE_DATA(&rt2800usb_ops) },
+	/* Toshiba */
+	{ USB_DEVICE(0x0930, 0x0a07), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Zinwell */
 	{ USB_DEVICE(0x5a57, 0x0284), USB_DEVICE_DATA(&rt2800usb_ops) },
 #endif
@@ -961,7 +968,6 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	{ USB_DEVICE(0x05a6, 0x0101), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x1d4d, 0x0002), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x1d4d, 0x0010), USB_DEVICE_DATA(&rt2800usb_ops) },
-	{ USB_DEVICE(0x1d4d, 0x0011), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Planex */
 	{ USB_DEVICE(0x2019, 0x5201), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x2019, 0xab24), USB_DEVICE_DATA(&rt2800usb_ops) },
@@ -975,8 +981,6 @@ static struct usb_device_id rt2800usb_device_table[] = {
 	/* Sweex */
 	{ USB_DEVICE(0x177f, 0x0153), USB_DEVICE_DATA(&rt2800usb_ops) },
 	{ USB_DEVICE(0x177f, 0x0313), USB_DEVICE_DATA(&rt2800usb_ops) },
-	/* Toshiba */
-	{ USB_DEVICE(0x0930, 0x0a07), USB_DEVICE_DATA(&rt2800usb_ops) },
 	/* Zyxel */
 	{ USB_DEVICE(0x0586, 0x341a), USB_DEVICE_DATA(&rt2800usb_ops) },
 #endif
diff --git a/drivers/pcmcia/pxa2xx_colibri.c b/drivers/pcmcia/pxa2xx_colibri.c
index a52039564e7..443cb7fc872 100644
--- a/drivers/pcmcia/pxa2xx_colibri.c
+++ b/drivers/pcmcia/pxa2xx_colibri.c
@@ -34,14 +34,24 @@
 #define	COLIBRI320_DETECT_GPIO	81
 #define	COLIBRI320_READY_GPIO	29
 
-static struct {
-	int	reset_gpio;
-	int	ppen_gpio;
-	int	bvd1_gpio;
-	int	bvd2_gpio;
-	int	detect_gpio;
-	int	ready_gpio;
-} colibri_pcmcia_gpio;
+enum {
+	DETECT = 0,
+	READY = 1,
+	BVD1 = 2,
+	BVD2 = 3,
+	PPEN = 4,
+	RESET = 5,
+};
+
+/* Contents of this array are configured on-the-fly in init function */
+static struct gpio colibri_pcmcia_gpios[] = {
+	{ 0,	GPIOF_IN,	"PCMCIA Detect" },
+	{ 0,	GPIOF_IN,	"PCMCIA Ready" },
+	{ 0,	GPIOF_IN,	"PCMCIA BVD1" },
+	{ 0,	GPIOF_IN,	"PCMCIA BVD2" },
+	{ 0,	GPIOF_INIT_LOW,	"PCMCIA PPEN" },
+	{ 0,	GPIOF_INIT_HIGH,"PCMCIA Reset" },
+};
 
 static struct pcmcia_irqs colibri_irqs[] = {
 	{
@@ -54,88 +64,42 @@ static int colibri_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 {
 	int ret;
 
-	ret = gpio_request(colibri_pcmcia_gpio.detect_gpio, "DETECT");
+	ret = gpio_request_array(colibri_pcmcia_gpios,
+				ARRAY_SIZE(colibri_pcmcia_gpios));
 	if (ret)
 		goto err1;
-	ret = gpio_direction_input(colibri_pcmcia_gpio.detect_gpio);
-	if (ret)
-		goto err2;
-
-	ret = gpio_request(colibri_pcmcia_gpio.ready_gpio, "READY");
-	if (ret)
-		goto err2;
-	ret = gpio_direction_input(colibri_pcmcia_gpio.ready_gpio);
-	if (ret)
-		goto err3;
 
-	ret = gpio_request(colibri_pcmcia_gpio.bvd1_gpio, "BVD1");
-	if (ret)
-		goto err3;
-	ret = gpio_direction_input(colibri_pcmcia_gpio.bvd1_gpio);
-	if (ret)
-		goto err4;
+	colibri_irqs[0].irq = gpio_to_irq(colibri_pcmcia_gpios[DETECT].gpio);
+	skt->socket.pci_irq = gpio_to_irq(colibri_pcmcia_gpios[READY].gpio);
 
-	ret = gpio_request(colibri_pcmcia_gpio.bvd2_gpio, "BVD2");
-	if (ret)
-		goto err4;
-	ret = gpio_direction_input(colibri_pcmcia_gpio.bvd2_gpio);
-	if (ret)
-		goto err5;
-
-	ret = gpio_request(colibri_pcmcia_gpio.ppen_gpio, "PPEN");
-	if (ret)
-		goto err5;
-	ret = gpio_direction_output(colibri_pcmcia_gpio.ppen_gpio, 0);
-	if (ret)
-		goto err6;
-
-	ret = gpio_request(colibri_pcmcia_gpio.reset_gpio, "RESET");
-	if (ret)
-		goto err6;
-	ret = gpio_direction_output(colibri_pcmcia_gpio.reset_gpio, 1);
+	ret = soc_pcmcia_request_irqs(skt, colibri_irqs,
+					ARRAY_SIZE(colibri_irqs));
 	if (ret)
-		goto err7;
-
-	colibri_irqs[0].irq = gpio_to_irq(colibri_pcmcia_gpio.detect_gpio);
-	skt->socket.pci_irq = gpio_to_irq(colibri_pcmcia_gpio.ready_gpio);
+		goto err2;
 
-	return soc_pcmcia_request_irqs(skt, colibri_irqs,
-					ARRAY_SIZE(colibri_irqs));
+	return ret;
 
-err7:
-	gpio_free(colibri_pcmcia_gpio.detect_gpio);
-err6:
-	gpio_free(colibri_pcmcia_gpio.ready_gpio);
-err5:
-	gpio_free(colibri_pcmcia_gpio.bvd1_gpio);
-err4:
-	gpio_free(colibri_pcmcia_gpio.bvd2_gpio);
-err3:
-	gpio_free(colibri_pcmcia_gpio.reset_gpio);
 err2:
-	gpio_free(colibri_pcmcia_gpio.ppen_gpio);
+	gpio_free_array(colibri_pcmcia_gpios,
+			ARRAY_SIZE(colibri_pcmcia_gpios));
 err1:
 	return ret;
 }
 
 static void colibri_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
 {
-	gpio_free(colibri_pcmcia_gpio.detect_gpio);
-	gpio_free(colibri_pcmcia_gpio.ready_gpio);
-	gpio_free(colibri_pcmcia_gpio.bvd1_gpio);
-	gpio_free(colibri_pcmcia_gpio.bvd2_gpio);
-	gpio_free(colibri_pcmcia_gpio.reset_gpio);
-	gpio_free(colibri_pcmcia_gpio.ppen_gpio);
+	gpio_free_array(colibri_pcmcia_gpios,
+			ARRAY_SIZE(colibri_pcmcia_gpios));
 }
 
 static void colibri_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
 					struct pcmcia_state *state)
 {
 
-	state->detect = !!gpio_get_value(colibri_pcmcia_gpio.detect_gpio);
-	state->ready  = !!gpio_get_value(colibri_pcmcia_gpio.ready_gpio);
-	state->bvd1   = !!gpio_get_value(colibri_pcmcia_gpio.bvd1_gpio);
-	state->bvd2   = !!gpio_get_value(colibri_pcmcia_gpio.bvd2_gpio);
+	state->detect = !!gpio_get_value(colibri_pcmcia_gpios[DETECT].gpio);
+	state->ready  = !!gpio_get_value(colibri_pcmcia_gpios[READY].gpio);
+	state->bvd1   = !!gpio_get_value(colibri_pcmcia_gpios[BVD1].gpio);
+	state->bvd2   = !!gpio_get_value(colibri_pcmcia_gpios[BVD2].gpio);
 	state->wrprot = 0;
 	state->vs_3v  = 1;
 	state->vs_Xv  = 0;
@@ -145,9 +109,10 @@ static int
 colibri_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
 				const socket_state_t *state)
 {
-	gpio_set_value(colibri_pcmcia_gpio.ppen_gpio,
+	gpio_set_value(colibri_pcmcia_gpios[PPEN].gpio,
 			!(state->Vcc == 33 && state->Vpp < 50));
-	gpio_set_value(colibri_pcmcia_gpio.reset_gpio, state->flags & SS_RESET);
+	gpio_set_value(colibri_pcmcia_gpios[RESET].gpio,
+			state->flags & SS_RESET);
 	return 0;
 }
 
@@ -190,20 +155,20 @@ static int __init colibri_pcmcia_init(void)
 
 	/* Colibri PXA270 */
 	if (machine_is_colibri()) {
-		colibri_pcmcia_gpio.reset_gpio	= COLIBRI270_RESET_GPIO;
-		colibri_pcmcia_gpio.ppen_gpio	= COLIBRI270_PPEN_GPIO;
-		colibri_pcmcia_gpio.bvd1_gpio	= COLIBRI270_BVD1_GPIO;
-		colibri_pcmcia_gpio.bvd2_gpio	= COLIBRI270_BVD2_GPIO;
-		colibri_pcmcia_gpio.detect_gpio	= COLIBRI270_DETECT_GPIO;
-		colibri_pcmcia_gpio.ready_gpio	= COLIBRI270_READY_GPIO;
+		colibri_pcmcia_gpios[RESET].gpio	= COLIBRI270_RESET_GPIO;
+		colibri_pcmcia_gpios[PPEN].gpio		= COLIBRI270_PPEN_GPIO;
+		colibri_pcmcia_gpios[BVD1].gpio		= COLIBRI270_BVD1_GPIO;
+		colibri_pcmcia_gpios[BVD2].gpio		= COLIBRI270_BVD2_GPIO;
+		colibri_pcmcia_gpios[DETECT].gpio	= COLIBRI270_DETECT_GPIO;
+		colibri_pcmcia_gpios[READY].gpio	= COLIBRI270_READY_GPIO;
 	/* Colibri PXA320 */
 	} else if (machine_is_colibri320()) {
-		colibri_pcmcia_gpio.reset_gpio	= COLIBRI320_RESET_GPIO;
-		colibri_pcmcia_gpio.ppen_gpio	= COLIBRI320_PPEN_GPIO;
-		colibri_pcmcia_gpio.bvd1_gpio	= COLIBRI320_BVD1_GPIO;
-		colibri_pcmcia_gpio.bvd2_gpio	= COLIBRI320_BVD2_GPIO;
-		colibri_pcmcia_gpio.detect_gpio	= COLIBRI320_DETECT_GPIO;
-		colibri_pcmcia_gpio.ready_gpio	= COLIBRI320_READY_GPIO;
+		colibri_pcmcia_gpios[RESET].gpio	= COLIBRI320_RESET_GPIO;
+		colibri_pcmcia_gpios[PPEN].gpio		= COLIBRI320_PPEN_GPIO;
+		colibri_pcmcia_gpios[BVD1].gpio		= COLIBRI320_BVD1_GPIO;
+		colibri_pcmcia_gpios[BVD2].gpio		= COLIBRI320_BVD2_GPIO;
+		colibri_pcmcia_gpios[DETECT].gpio	= COLIBRI320_DETECT_GPIO;
+		colibri_pcmcia_gpios[READY].gpio	= COLIBRI320_READY_GPIO;
 	}
 
 	ret = platform_device_add_data(colibri_pcmcia_device,
diff --git a/drivers/pcmcia/pxa2xx_palmld.c b/drivers/pcmcia/pxa2xx_palmld.c
index 6fb6f7f0672..69f73670949 100644
--- a/drivers/pcmcia/pxa2xx_palmld.c
+++ b/drivers/pcmcia/pxa2xx_palmld.c
@@ -4,7 +4,7 @@
  * Driver for Palm LifeDrive PCMCIA
  *
  * Copyright (C) 2006 Alex Osborne <ato@meshy.org>
- * Copyright (C) 2007-2008 Marek Vasut <marek.vasut@gmail.com>
+ * Copyright (C) 2007-2011 Marek Vasut <marek.vasut@gmail.com>
  *
  * 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
@@ -20,49 +20,27 @@
 #include <mach/palmld.h>
 #include "soc_common.h"
 
+static struct gpio palmld_pcmcia_gpios[] = {
+	{ GPIO_NR_PALMLD_PCMCIA_POWER,	GPIOF_INIT_LOW,	"PCMCIA Power" },
+	{ GPIO_NR_PALMLD_PCMCIA_RESET,	GPIOF_INIT_HIGH,"PCMCIA Reset" },
+	{ GPIO_NR_PALMLD_PCMCIA_READY,	GPIOF_IN,	"PCMCIA Ready" },
+};
+
 static int palmld_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 {
 	int ret;
 
-	ret = gpio_request(GPIO_NR_PALMLD_PCMCIA_POWER, "PCMCIA PWR");
-	if (ret)
-		goto err1;
-	ret = gpio_direction_output(GPIO_NR_PALMLD_PCMCIA_POWER, 0);
-	if (ret)
-		goto err2;
-
-	ret = gpio_request(GPIO_NR_PALMLD_PCMCIA_RESET, "PCMCIA RST");
-	if (ret)
-		goto err2;
-	ret = gpio_direction_output(GPIO_NR_PALMLD_PCMCIA_RESET, 1);
-	if (ret)
-		goto err3;
-
-	ret = gpio_request(GPIO_NR_PALMLD_PCMCIA_READY, "PCMCIA RDY");
-	if (ret)
-		goto err3;
-	ret = gpio_direction_input(GPIO_NR_PALMLD_PCMCIA_READY);
-	if (ret)
-		goto err4;
+	ret = gpio_request_array(palmld_pcmcia_gpios,
+				ARRAY_SIZE(palmld_pcmcia_gpios));
 
 	skt->socket.pci_irq = IRQ_GPIO(GPIO_NR_PALMLD_PCMCIA_READY);
-	return 0;
 
-err4:
-	gpio_free(GPIO_NR_PALMLD_PCMCIA_READY);
-err3:
-	gpio_free(GPIO_NR_PALMLD_PCMCIA_RESET);
-err2:
-	gpio_free(GPIO_NR_PALMLD_PCMCIA_POWER);
-err1:
 	return ret;
 }
 
 static void palmld_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
 {
-	gpio_free(GPIO_NR_PALMLD_PCMCIA_READY);
-	gpio_free(GPIO_NR_PALMLD_PCMCIA_RESET);
-	gpio_free(GPIO_NR_PALMLD_PCMCIA_POWER);
+	gpio_free_array(palmld_pcmcia_gpios, ARRAY_SIZE(palmld_pcmcia_gpios));
 }
 
 static void palmld_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
diff --git a/drivers/pcmcia/pxa2xx_palmtc.c b/drivers/pcmcia/pxa2xx_palmtc.c
index 459a232d66b..d0ad6a76bbd 100644
--- a/drivers/pcmcia/pxa2xx_palmtc.c
+++ b/drivers/pcmcia/pxa2xx_palmtc.c
@@ -4,7 +4,7 @@
  * Driver for Palm Tungsten|C PCMCIA
  *
  * Copyright (C) 2008 Alex Osborne <ato@meshy.org>
- * Copyright (C) 2009 Marek Vasut <marek.vasut@gmail.com>
+ * Copyright (C) 2009-2011 Marek Vasut <marek.vasut@gmail.com>
  *
  * 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
@@ -21,79 +21,30 @@
 #include <mach/palmtc.h>
 #include "soc_common.h"
 
+static struct gpio palmtc_pcmcia_gpios[] = {
+	{ GPIO_NR_PALMTC_PCMCIA_POWER1,	GPIOF_INIT_LOW,	"PCMCIA Power 1" },
+	{ GPIO_NR_PALMTC_PCMCIA_POWER2,	GPIOF_INIT_LOW,	"PCMCIA Power 2" },
+	{ GPIO_NR_PALMTC_PCMCIA_POWER3,	GPIOF_INIT_LOW,	"PCMCIA Power 3" },
+	{ GPIO_NR_PALMTC_PCMCIA_RESET,	GPIOF_INIT_HIGH,"PCMCIA Reset" },
+	{ GPIO_NR_PALMTC_PCMCIA_READY,	GPIOF_IN,	"PCMCIA Ready" },
+	{ GPIO_NR_PALMTC_PCMCIA_PWRREADY, GPIOF_IN,	"PCMCIA Power Ready" },
+};
+
 static int palmtc_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 {
 	int ret;
 
-	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_POWER1, "PCMCIA PWR1");
-	if (ret)
-		goto err1;
-	ret = gpio_direction_output(GPIO_NR_PALMTC_PCMCIA_POWER1, 0);
-	if (ret)
-		goto err2;
-
-	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_POWER2, "PCMCIA PWR2");
-	if (ret)
-		goto err2;
-	ret = gpio_direction_output(GPIO_NR_PALMTC_PCMCIA_POWER2, 0);
-	if (ret)
-		goto err3;
-
-	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_POWER3, "PCMCIA PWR3");
-	if (ret)
-		goto err3;
-	ret = gpio_direction_output(GPIO_NR_PALMTC_PCMCIA_POWER3, 0);
-	if (ret)
-		goto err4;
-
-	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_RESET, "PCMCIA RST");
-	if (ret)
-		goto err4;
-	ret = gpio_direction_output(GPIO_NR_PALMTC_PCMCIA_RESET, 1);
-	if (ret)
-		goto err5;
-
-	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_READY, "PCMCIA RDY");
-	if (ret)
-		goto err5;
-	ret = gpio_direction_input(GPIO_NR_PALMTC_PCMCIA_READY);
-	if (ret)
-		goto err6;
-
-	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_PWRREADY, "PCMCIA PWRRDY");
-	if (ret)
-		goto err6;
-	ret = gpio_direction_input(GPIO_NR_PALMTC_PCMCIA_PWRREADY);
-	if (ret)
-		goto err7;
+	ret = gpio_request_array(palmtc_pcmcia_gpios,
+				ARRAY_SIZE(palmtc_pcmcia_gpios));
 
 	skt->socket.pci_irq = IRQ_GPIO(GPIO_NR_PALMTC_PCMCIA_READY);
-	return 0;
 
-err7:
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_PWRREADY);
-err6:
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_READY);
-err5:
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_RESET);
-err4:
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER3);
-err3:
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER2);
-err2:
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER1);
-err1:
 	return ret;
 }
 
 static void palmtc_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
 {
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_PWRREADY);
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_READY);
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_RESET);
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER3);
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER2);
-	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER1);
+	gpio_free_array(palmtc_pcmcia_gpios, ARRAY_SIZE(palmtc_pcmcia_gpios));
 }
 
 static void palmtc_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
diff --git a/drivers/pcmcia/pxa2xx_palmtx.c b/drivers/pcmcia/pxa2xx_palmtx.c
index b07b247a399..1a258045040 100644
--- a/drivers/pcmcia/pxa2xx_palmtx.c
+++ b/drivers/pcmcia/pxa2xx_palmtx.c
@@ -3,7 +3,7 @@
  *
  * Driver for Palm T|X PCMCIA
  *
- * Copyright (C) 2007-2008 Marek Vasut <marek.vasut@gmail.com>
+ * Copyright (C) 2007-2011 Marek Vasut <marek.vasut@gmail.com>
  *
  * 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
@@ -13,67 +13,34 @@
 
 #include <linux/module.h>
 #include <linux/platform_device.h>
+#include <linux/gpio.h>
 
 #include <asm/mach-types.h>
-
-#include <mach/gpio.h>
 #include <mach/palmtx.h>
-
 #include "soc_common.h"
 
+static struct gpio palmtx_pcmcia_gpios[] = {
+	{ GPIO_NR_PALMTX_PCMCIA_POWER1,	GPIOF_INIT_LOW,	"PCMCIA Power 1" },
+	{ GPIO_NR_PALMTX_PCMCIA_POWER2,	GPIOF_INIT_LOW,	"PCMCIA Power 2" },
+	{ GPIO_NR_PALMTX_PCMCIA_RESET,	GPIOF_INIT_HIGH,"PCMCIA Reset" },
+	{ GPIO_NR_PALMTX_PCMCIA_READY,	GPIOF_IN,	"PCMCIA Ready" },
+};
+
 static int palmtx_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 {
 	int ret;
 
-	ret = gpio_request(GPIO_NR_PALMTX_PCMCIA_POWER1, "PCMCIA PWR1");
-	if (ret)
-		goto err1;
-	ret = gpio_direction_output(GPIO_NR_PALMTX_PCMCIA_POWER1, 0);
-	if (ret)
-		goto err2;
-
-	ret = gpio_request(GPIO_NR_PALMTX_PCMCIA_POWER2, "PCMCIA PWR2");
-	if (ret)
-		goto err2;
-	ret = gpio_direction_output(GPIO_NR_PALMTX_PCMCIA_POWER2, 0);
-	if (ret)
-		goto err3;
-
-	ret = gpio_request(GPIO_NR_PALMTX_PCMCIA_RESET, "PCMCIA RST");
-	if (ret)
-		goto err3;
-	ret = gpio_direction_output(GPIO_NR_PALMTX_PCMCIA_RESET, 1);
-	if (ret)
-		goto err4;
-
-	ret = gpio_request(GPIO_NR_PALMTX_PCMCIA_READY, "PCMCIA RDY");
-	if (ret)
-		goto err4;
-	ret = gpio_direction_input(GPIO_NR_PALMTX_PCMCIA_READY);
-	if (ret)
-		goto err5;
+	ret = gpio_request_array(palmtx_pcmcia_gpios,
+				ARRAY_SIZE(palmtx_pcmcia_gpios));
 
 	skt->socket.pci_irq = gpio_to_irq(GPIO_NR_PALMTX_PCMCIA_READY);
-	return 0;
 
-err5:
-	gpio_free(GPIO_NR_PALMTX_PCMCIA_READY);
-err4:
-	gpio_free(GPIO_NR_PALMTX_PCMCIA_RESET);
-err3:
-	gpio_free(GPIO_NR_PALMTX_PCMCIA_POWER2);
-err2:
-	gpio_free(GPIO_NR_PALMTX_PCMCIA_POWER1);
-err1:
 	return ret;
 }
 
 static void palmtx_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
 {
-	gpio_free(GPIO_NR_PALMTX_PCMCIA_READY);
-	gpio_free(GPIO_NR_PALMTX_PCMCIA_RESET);
-	gpio_free(GPIO_NR_PALMTX_PCMCIA_POWER2);
-	gpio_free(GPIO_NR_PALMTX_PCMCIA_POWER1);
+	gpio_free_array(palmtx_pcmcia_gpios, ARRAY_SIZE(palmtx_pcmcia_gpios));
 }
 
 static void palmtx_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
diff --git a/drivers/pcmcia/pxa2xx_vpac270.c b/drivers/pcmcia/pxa2xx_vpac270.c
index 55627eccee8..435002dfc3c 100644
--- a/drivers/pcmcia/pxa2xx_vpac270.c
+++ b/drivers/pcmcia/pxa2xx_vpac270.c
@@ -3,8 +3,7 @@
  *
  * Driver for Voipac PXA270 PCMCIA and CF sockets
  *
- * Copyright (C) 2010
- * Marek Vasut <marek.vasut@gmail.com>
+ * Copyright (C) 2010-2011 Marek Vasut <marek.vasut@gmail.com>
  *
  * 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
@@ -22,6 +21,19 @@
 
 #include "soc_common.h"
 
+static struct gpio vpac270_pcmcia_gpios[] = {
+	{ GPIO84_VPAC270_PCMCIA_CD,	GPIOF_IN,	"PCMCIA Card Detect" },
+	{ GPIO35_VPAC270_PCMCIA_RDY,	GPIOF_IN,	"PCMCIA Ready" },
+	{ GPIO107_VPAC270_PCMCIA_PPEN,	GPIOF_INIT_LOW,	"PCMCIA PPEN" },
+	{ GPIO11_VPAC270_PCMCIA_RESET,	GPIOF_INIT_LOW,	"PCMCIA Reset" },
+};
+
+static struct gpio vpac270_cf_gpios[] = {
+	{ GPIO17_VPAC270_CF_CD,		GPIOF_IN,	"CF Card Detect" },
+	{ GPIO12_VPAC270_CF_RDY,	GPIOF_IN,	"CF Ready" },
+	{ GPIO16_VPAC270_CF_RESET,	GPIOF_INIT_LOW,	"CF Reset" },
+};
+
 static struct pcmcia_irqs cd_irqs[] = {
 	{
 		.sock = 0,
@@ -40,96 +52,34 @@ static int vpac270_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 	int ret;
 
 	if (skt->nr == 0) {
-		ret = gpio_request(GPIO84_VPAC270_PCMCIA_CD, "PCMCIA CD");
-		if (ret)
-			goto err1;
-		ret = gpio_direction_input(GPIO84_VPAC270_PCMCIA_CD);
-		if (ret)
-			goto err2;
-
-		ret = gpio_request(GPIO35_VPAC270_PCMCIA_RDY, "PCMCIA RDY");
-		if (ret)
-			goto err2;
-		ret = gpio_direction_input(GPIO35_VPAC270_PCMCIA_RDY);
-		if (ret)
-			goto err3;
-
-		ret = gpio_request(GPIO107_VPAC270_PCMCIA_PPEN, "PCMCIA PPEN");
-		if (ret)
-			goto err3;
-		ret = gpio_direction_output(GPIO107_VPAC270_PCMCIA_PPEN, 0);
-		if (ret)
-			goto err4;
-
-		ret = gpio_request(GPIO11_VPAC270_PCMCIA_RESET, "PCMCIA RESET");
-		if (ret)
-			goto err4;
-		ret = gpio_direction_output(GPIO11_VPAC270_PCMCIA_RESET, 0);
-		if (ret)
-			goto err5;
+		ret = gpio_request_array(vpac270_pcmcia_gpios,
+				ARRAY_SIZE(vpac270_pcmcia_gpios));
 
 		skt->socket.pci_irq = gpio_to_irq(GPIO35_VPAC270_PCMCIA_RDY);
 
-		return soc_pcmcia_request_irqs(skt, &cd_irqs[0], 1);
-
-err5:
-		gpio_free(GPIO11_VPAC270_PCMCIA_RESET);
-err4:
-		gpio_free(GPIO107_VPAC270_PCMCIA_PPEN);
-err3:
-		gpio_free(GPIO35_VPAC270_PCMCIA_RDY);
-err2:
-		gpio_free(GPIO84_VPAC270_PCMCIA_CD);
-err1:
-		return ret;
-
+		if (!ret)
+			ret = soc_pcmcia_request_irqs(skt, &cd_irqs[0], 1);
 	} else {
-		ret = gpio_request(GPIO17_VPAC270_CF_CD, "CF CD");
-		if (ret)
-			goto err6;
-		ret = gpio_direction_input(GPIO17_VPAC270_CF_CD);
-		if (ret)
-			goto err7;
-
-		ret = gpio_request(GPIO12_VPAC270_CF_RDY, "CF RDY");
-		if (ret)
-			goto err7;
-		ret = gpio_direction_input(GPIO12_VPAC270_CF_RDY);
-		if (ret)
-			goto err8;
-
-		ret = gpio_request(GPIO16_VPAC270_CF_RESET, "CF RESET");
-		if (ret)
-			goto err8;
-		ret = gpio_direction_output(GPIO16_VPAC270_CF_RESET, 0);
-		if (ret)
-			goto err9;
+		ret = gpio_request_array(vpac270_cf_gpios,
+				ARRAY_SIZE(vpac270_cf_gpios));
 
 		skt->socket.pci_irq = gpio_to_irq(GPIO12_VPAC270_CF_RDY);
 
-		return soc_pcmcia_request_irqs(skt, &cd_irqs[1], 1);
-
-err9:
-		gpio_free(GPIO16_VPAC270_CF_RESET);
-err8:
-		gpio_free(GPIO12_VPAC270_CF_RDY);
-err7:
-		gpio_free(GPIO17_VPAC270_CF_CD);
-err6:
-		return ret;
-
+		if (!ret)
+			ret = soc_pcmcia_request_irqs(skt, &cd_irqs[1], 1);
 	}
+
+	return ret;
 }
 
 static void vpac270_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
 {
-	gpio_free(GPIO11_VPAC270_PCMCIA_RESET);
-	gpio_free(GPIO107_VPAC270_PCMCIA_PPEN);
-	gpio_free(GPIO35_VPAC270_PCMCIA_RDY);
-	gpio_free(GPIO84_VPAC270_PCMCIA_CD);
-	gpio_free(GPIO16_VPAC270_CF_RESET);
-	gpio_free(GPIO12_VPAC270_CF_RDY);
-	gpio_free(GPIO17_VPAC270_CF_CD);
+	if (skt->nr == 0)
+		gpio_request_array(vpac270_pcmcia_gpios,
+					ARRAY_SIZE(vpac270_pcmcia_gpios));
+	else
+		gpio_request_array(vpac270_cf_gpios,
+					ARRAY_SIZE(vpac270_cf_gpios));
 }
 
 static void vpac270_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
diff --git a/drivers/rtc/rtc-mrst.c b/drivers/rtc/rtc-mrst.c
index b86bc328463..332a2c4a891 100644
--- a/drivers/rtc/rtc-mrst.c
+++ b/drivers/rtc/rtc-mrst.c
@@ -319,7 +319,7 @@ static irqreturn_t mrst_rtc_irq(int irq, void *p)
 	return IRQ_NONE;
 }
 
-static int __init
+static int __devinit
 vrtc_mrst_do_probe(struct device *dev, struct resource *iomem, int rtc_irq)
 {
 	int retval = 0;
@@ -391,7 +391,7 @@ static void rtc_mrst_do_shutdown(void)
 	spin_unlock_irq(&rtc_lock);
 }
 
-static void __exit rtc_mrst_do_remove(struct device *dev)
+static void __devexit rtc_mrst_do_remove(struct device *dev)
 {
 	struct mrst_rtc	*mrst = dev_get_drvdata(dev);
 	struct resource *iomem;
@@ -500,14 +500,14 @@ static inline int mrst_poweroff(struct device *dev)
 
 #endif
 
-static int __init vrtc_mrst_platform_probe(struct platform_device *pdev)
+static int __devinit vrtc_mrst_platform_probe(struct platform_device *pdev)
 {
 	return vrtc_mrst_do_probe(&pdev->dev,
 			platform_get_resource(pdev, IORESOURCE_MEM, 0),
 			platform_get_irq(pdev, 0));
 }
 
-static int __exit vrtc_mrst_platform_remove(struct platform_device *pdev)
+static int __devexit vrtc_mrst_platform_remove(struct platform_device *pdev)
 {
 	rtc_mrst_do_remove(&pdev->dev);
 	return 0;
@@ -525,7 +525,7 @@ MODULE_ALIAS("platform:vrtc_mrst");
 
 static struct platform_driver vrtc_mrst_platform_driver = {
 	.probe		= vrtc_mrst_platform_probe,
-	.remove		= __exit_p(vrtc_mrst_platform_remove),
+	.remove		= __devexit_p(vrtc_mrst_platform_remove),
 	.shutdown	= vrtc_mrst_platform_shutdown,
 	.driver = {
 		.name		= (char *) driver_name,
diff --git a/drivers/scsi/ultrastor.c b/drivers/scsi/ultrastor.c
index 0571ef9639c..9f4b58b7daa 100644
--- a/drivers/scsi/ultrastor.c
+++ b/drivers/scsi/ultrastor.c
@@ -138,6 +138,7 @@
 #include <linux/spinlock.h>
 #include <linux/stat.h>
 #include <linux/bitops.h>
+#include <linux/delay.h>
 
 #include <asm/io.h>
 #include <asm/system.h>
diff --git a/drivers/sh/intc/internals.h b/drivers/sh/intc/internals.h
index df36a421e67..5b934851efa 100644
--- a/drivers/sh/intc/internals.h
+++ b/drivers/sh/intc/internals.h
@@ -86,7 +86,7 @@ enum {	MODE_ENABLE_REG = 0, /* Bit(s) set -> interrupt enabled */
 
 static inline struct intc_desc_int *get_intc_desc(unsigned int irq)
 {
-	struct irq_chip *chip = get_irq_chip(irq);
+	struct irq_chip *chip = irq_get_chip(irq);
 
 	return container_of(chip, struct intc_desc_int, chip);
 }
@@ -103,7 +103,7 @@ static inline void activate_irq(int irq)
 	set_irq_flags(irq, IRQF_VALID);
 #else
 	/* same effect on other architectures */
-	set_irq_noprobe(irq);
+	irq_set_noprobe(irq);
 #endif
 }
 
diff --git a/drivers/staging/altera-stapl/altera-jtag.c b/drivers/staging/altera-stapl/altera-jtag.c
index 6b633b179a7..876308858b8 100644
--- a/drivers/staging/altera-stapl/altera-jtag.c
+++ b/drivers/staging/altera-stapl/altera-jtag.c
@@ -23,6 +23,7 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
+#include <linux/delay.h>
 #include <linux/firmware.h>
 #include <linux/slab.h>
 #include <staging/altera.h>
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index 428f4fe0b5f..0ad32888091 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -95,6 +95,7 @@ static void n_tty_set_room(struct tty_struct *tty)
 {
 	/* tty->read_cnt is not read locked ? */
 	int	left = N_TTY_BUF_SIZE - tty->read_cnt - 1;
+	int old_left;
 
 	/*
 	 * If we are doing input canonicalization, and there are no
@@ -104,7 +105,12 @@ static void n_tty_set_room(struct tty_struct *tty)
 	 */
 	if (left <= 0)
 		left = tty->icanon && !tty->canon_data;
+	old_left = tty->receive_room;
 	tty->receive_room = left;
+
+	/* Did this open up the receive buffer? We may need to flip */
+	if (left && !old_left)
+		schedule_work(&tty->buf.work);
 }
 
 static void put_tty_queue_nolock(unsigned char c, struct tty_struct *tty)
diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index e1aee37270f..80484af781e 100644
--- a/drivers/tty/serial/Kconfig
+++ b/drivers/tty/serial/Kconfig
@@ -1506,7 +1506,7 @@ config SERIAL_BCM63XX_CONSOLE
 
 config SERIAL_GRLIB_GAISLER_APBUART
 	tristate "GRLIB APBUART serial support"
-	depends on OF
+	depends on OF && SPARC
 	select SERIAL_CORE
 	---help---
 	Add support for the GRLIB APBUART serial port.
diff --git a/drivers/tty/serial/apbuart.c b/drivers/tty/serial/apbuart.c
index 1ab999b04ef..19a943693e4 100644
--- a/drivers/tty/serial/apbuart.c
+++ b/drivers/tty/serial/apbuart.c
@@ -555,10 +555,9 @@ static struct uart_driver grlib_apbuart_driver = {
 
 static int __devinit apbuart_probe(struct platform_device *op)
 {
-	int i = -1;
+	int i;
 	struct uart_port *port = NULL;
 
-	i = 0;
 	for (i = 0; i < grlib_apbuart_port_nr; i++) {
 		if (op->dev.of_node == grlib_apbuart_nodes[i])
 			break;
@@ -566,6 +565,7 @@ static int __devinit apbuart_probe(struct platform_device *op)
 
 	port = &grlib_apbuart_ports[i];
 	port->dev = &op->dev;
+	port->irq = op->archdata.irqs[0];
 
 	uart_add_one_port(&grlib_apbuart_driver, (struct uart_port *) port);
 
@@ -598,24 +598,12 @@ static struct platform_driver grlib_apbuart_of_driver = {
 
 static int grlib_apbuart_configure(void)
 {
-	struct device_node *np, *rp;
-	const u32 *prop;
-	int freq_khz, line = 0;
-
-	/* Get bus frequency */
-	rp = of_find_node_by_path("/");
-	if (!rp)
-		return -ENODEV;
-	rp = of_get_next_child(rp, NULL);
-	if (!rp)
-		return -ENODEV;
-	prop = of_get_property(rp, "clock-frequency", NULL);
-	if (!prop)
-		return -ENODEV;
-	freq_khz = *prop;
+	struct device_node *np;
+	int line = 0;
 
 	for_each_matching_node(np, apbuart_match) {
-		const int *irqs, *ampopts;
+		const int *ampopts;
+		const u32 *freq_hz;
 		const struct amba_prom_registers *regs;
 		struct uart_port *port;
 		unsigned long addr;
@@ -623,11 +611,11 @@ static int grlib_apbuart_configure(void)
 		ampopts = of_get_property(np, "ampopts", NULL);
 		if (ampopts && (*ampopts == 0))
 			continue; /* Ignore if used by another OS instance */
-
-		irqs = of_get_property(np, "interrupts", NULL);
 		regs = of_get_property(np, "reg", NULL);
+		/* Frequency of APB Bus is frequency of UART */
+		freq_hz = of_get_property(np, "freq", NULL);
 
-		if (!irqs || !regs)
+		if (!regs || !freq_hz || (*freq_hz == 0))
 			continue;
 
 		grlib_apbuart_nodes[line] = np;
@@ -638,12 +626,12 @@ static int grlib_apbuart_configure(void)
 
 		port->mapbase = addr;
 		port->membase = ioremap(addr, sizeof(struct grlib_apbuart_regs_map));
-		port->irq = *irqs;
+		port->irq = 0;
 		port->iotype = UPIO_MEM;
 		port->ops = &grlib_apbuart_ops;
 		port->flags = UPF_BOOT_AUTOCONF;
 		port->line = line;
-		port->uartclk = freq_khz * 1000;
+		port->uartclk = *freq_hz;
 		port->fifosize = apbuart_scan_fifo_size((struct uart_port *) port, line);
 		line++;
 
diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c
index b9451219528..f1a7918d71a 100644
--- a/drivers/tty/tty_buffer.c
+++ b/drivers/tty/tty_buffer.c
@@ -442,10 +442,8 @@ static void flush_to_ldisc(struct work_struct *work)
 			   line discipline as we want to empty the queue */
 			if (test_bit(TTY_FLUSHPENDING, &tty->flags))
 				break;
-			if (!tty->receive_room || seen_tail) {
-				schedule_work(&tty->buf.work);
+			if (!tty->receive_room || seen_tail)
 				break;
-			}
 			if (count > tty->receive_room)
 				count = tty->receive_room;
 			char_buf = head->char_buf_ptr + head->read;
diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index b37f92cb71b..444b60aa15e 100644
--- a/drivers/usb/gadget/pxa25x_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -139,24 +139,6 @@ static const char ep0name [] = "ep0";
 static void pxa25x_ep_fifo_flush (struct usb_ep *ep);
 static void nuke (struct pxa25x_ep *, int status);
 
-/* one GPIO should be used to detect VBUS from the host */
-static int is_vbus_present(void)
-{
-	struct pxa2xx_udc_mach_info		*mach = the_controller->mach;
-
-	if (gpio_is_valid(mach->gpio_vbus)) {
-		int value = gpio_get_value(mach->gpio_vbus);
-
-		if (mach->gpio_vbus_inverted)
-			return !value;
-		else
-			return !!value;
-	}
-	if (mach->udc_is_connected)
-		return mach->udc_is_connected();
-	return 1;
-}
-
 /* one GPIO should control a D+ pullup, so host sees this device (or not) */
 static void pullup_off(void)
 {
@@ -1055,7 +1037,7 @@ udc_seq_show(struct seq_file *m, void *_d)
 		"%s version: %s\nGadget driver: %s\nHost %s\n\n",
 		driver_name, DRIVER_VERSION SIZE_STR "(pio)",
 		dev->driver ? dev->driver->driver.name : "(none)",
-		is_vbus_present() ? "full speed" : "disconnected");
+		dev->gadget.speed == USB_SPEED_FULL ? "full speed" : "disconnected");
 
 	/* registers for device and ep0 */
 	seq_printf(m,
@@ -1094,7 +1076,7 @@ udc_seq_show(struct seq_file *m, void *_d)
 			(tmp & UDCCFR_ACM) ? " acm" : "");
 	}
 
-	if (!is_vbus_present() || !dev->driver)
+	if (dev->gadget.speed != USB_SPEED_FULL || !dev->driver)
 		goto done;
 
 	seq_printf(m, "ep0 IN %lu/%lu, OUT %lu/%lu\nirqs %lu\n\n",
@@ -1435,14 +1417,6 @@ lubbock_vbus_irq(int irq, void *_dev)
 
 #endif
 
-static irqreturn_t udc_vbus_irq(int irq, void *_dev)
-{
-	struct pxa25x_udc	*dev = _dev;
-
-	pxa25x_udc_vbus_session(&dev->gadget, is_vbus_present());
-	return IRQ_HANDLED;
-}
-
 
 /*-------------------------------------------------------------------------*/
 
@@ -1766,12 +1740,9 @@ pxa25x_udc_irq(int irq, void *_dev)
 		if (unlikely(udccr & UDCCR_SUSIR)) {
 			udc_ack_int_UDCCR(UDCCR_SUSIR);
 			handled = 1;
-			DBG(DBG_VERBOSE, "USB suspend%s\n", is_vbus_present()
-				? "" : "+disconnect");
+			DBG(DBG_VERBOSE, "USB suspend\n");
 
-			if (!is_vbus_present())
-				stop_activity(dev, dev->driver);
-			else if (dev->gadget.speed != USB_SPEED_UNKNOWN
+			if (dev->gadget.speed != USB_SPEED_UNKNOWN
 					&& dev->driver
 					&& dev->driver->suspend)
 				dev->driver->suspend(&dev->gadget);
@@ -1786,8 +1757,7 @@ pxa25x_udc_irq(int irq, void *_dev)
 
 			if (dev->gadget.speed != USB_SPEED_UNKNOWN
 					&& dev->driver
-					&& dev->driver->resume
-					&& is_vbus_present())
+					&& dev->driver->resume)
 				dev->driver->resume(&dev->gadget);
 		}
 
@@ -2137,7 +2107,7 @@ static struct pxa25x_udc memory = {
 static int __init pxa25x_udc_probe(struct platform_device *pdev)
 {
 	struct pxa25x_udc *dev = &memory;
-	int retval, vbus_irq, irq;
+	int retval, irq;
 	u32 chiprev;
 
 	/* insist on Intel/ARM/XScale */
@@ -2199,19 +2169,6 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev)
 
 	dev->transceiver = otg_get_transceiver();
 
-	if (gpio_is_valid(dev->mach->gpio_vbus)) {
-		if ((retval = gpio_request(dev->mach->gpio_vbus,
-				"pxa25x_udc GPIO VBUS"))) {
-			dev_dbg(&pdev->dev,
-				"can't get vbus gpio %d, err: %d\n",
-				dev->mach->gpio_vbus, retval);
-			goto err_gpio_vbus;
-		}
-		gpio_direction_input(dev->mach->gpio_vbus);
-		vbus_irq = gpio_to_irq(dev->mach->gpio_vbus);
-	} else
-		vbus_irq = 0;
-
 	if (gpio_is_valid(dev->mach->gpio_pullup)) {
 		if ((retval = gpio_request(dev->mach->gpio_pullup,
 				"pca25x_udc GPIO PULLUP"))) {
@@ -2237,7 +2194,7 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev)
 	udc_disable(dev);
 	udc_reinit(dev);
 
-	dev->vbus = !!is_vbus_present();
+	dev->vbus = 0;
 
 	/* irq setup after old hardware state is cleaned up */
 	retval = request_irq(irq, pxa25x_udc_irq,
@@ -2273,22 +2230,10 @@ lubbock_fail0:
 		}
 	} else
 #endif
-	if (vbus_irq) {
-		retval = request_irq(vbus_irq, udc_vbus_irq,
-				IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
-				IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
-				driver_name, dev);
-		if (retval != 0) {
-			pr_err("%s: can't get irq %i, err %d\n",
-				driver_name, vbus_irq, retval);
-			goto err_vbus_irq;
-		}
-	}
 	create_debug_files(dev);
 
 	return 0;
 
- err_vbus_irq:
 #ifdef	CONFIG_ARCH_LUBBOCK
 	free_irq(LUBBOCK_USB_DISC_IRQ, dev);
  err_irq_lub:
@@ -2298,9 +2243,6 @@ lubbock_fail0:
 	if (gpio_is_valid(dev->mach->gpio_pullup))
 		gpio_free(dev->mach->gpio_pullup);
  err_gpio_pullup:
-	if (gpio_is_valid(dev->mach->gpio_vbus))
-		gpio_free(dev->mach->gpio_vbus);
- err_gpio_vbus:
 	if (dev->transceiver) {
 		otg_put_transceiver(dev->transceiver);
 		dev->transceiver = NULL;
@@ -2337,10 +2279,6 @@ static int __exit pxa25x_udc_remove(struct platform_device *pdev)
 		free_irq(LUBBOCK_USB_IRQ, dev);
 	}
 #endif
-	if (gpio_is_valid(dev->mach->gpio_vbus)) {
-		free_irq(gpio_to_irq(dev->mach->gpio_vbus), dev);
-		gpio_free(dev->mach->gpio_vbus);
-	}
 	if (gpio_is_valid(dev->mach->gpio_pullup))
 		gpio_free(dev->mach->gpio_pullup);
 
diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index d2c019637e4..ba0d28727cc 100644
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -106,7 +106,7 @@ static void mct_u232_break_ctl(struct tty_struct *tty, int break_state);
 static int  mct_u232_tiocmget(struct tty_struct *tty);
 static int  mct_u232_tiocmset(struct tty_struct *tty,
 			unsigned int set, unsigned int clear);
-static int  mct_u232_ioctl(struct tty_struct *tty, struct file *file,
+static int  mct_u232_ioctl(struct tty_struct *tty,
 			unsigned int cmd, unsigned long arg);
 static int  mct_u232_get_icount(struct tty_struct *tty,
 			struct serial_icounter_struct *icount);
@@ -874,7 +874,7 @@ static void mct_u232_unthrottle(struct tty_struct *tty)
 	}
 }
 
-static int  mct_u232_ioctl(struct tty_struct *tty, struct file *file,
+static int  mct_u232_ioctl(struct tty_struct *tty,
 			unsigned int cmd, unsigned long arg)
 {
 	DEFINE_WAIT(wait);
diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c
index 201f6096844..a1dd4d4fa19 100644
--- a/drivers/usb/serial/opticon.c
+++ b/drivers/usb/serial/opticon.c
@@ -413,7 +413,7 @@ static int opticon_tiocmget(struct tty_struct *tty)
 	return result;
 }
 
-static int opticon_tiocmset(struct tty_struct *tty, struct file *file,
+static int opticon_tiocmset(struct tty_struct *tty,
 			   unsigned int set, unsigned int clear)
 {
 	struct usb_serial_port *port = tty->driver_data;
diff --git a/drivers/video/fb-puv3.c b/drivers/video/fb-puv3.c
index dbd2dc4745d..27f2c57e06e 100644
--- a/drivers/video/fb-puv3.c
+++ b/drivers/video/fb-puv3.c
@@ -13,7 +13,6 @@
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
-#include <linux/vmalloc.h>
 #include <linux/platform_device.h>
 #include <linux/clk.h>
 #include <linux/fb.h>
@@ -531,7 +530,7 @@ static int unifb_set_par(struct fb_info *info)
 		return -EINVAL;
 	}
 
-	writel(PKUNITY_UNIGFX_MMAP_BASE, UDE_FSA);
+	writel(info->fix.smem_start, UDE_FSA);
 	writel(info->var.yres, UDE_LS);
 	writel(get_line_length(info->var.xres,
 			info->var.bits_per_pixel) >> 3, UDE_PS);
@@ -680,13 +679,27 @@ static int unifb_probe(struct platform_device *dev)
 	struct fb_info *info;
 	u32 unifb_regs[UNIFB_REGS_NUM];
 	int retval = -ENOMEM;
-	struct resource *iomem, *mapmem;
+	struct resource *iomem;
+	void *videomemory;
+
+	videomemory = (void *)__get_free_pages(GFP_KERNEL | __GFP_COMP,
+				get_order(UNIFB_MEMSIZE));
+	if (!videomemory)
+		goto err;
+
+	memset(videomemory, 0, UNIFB_MEMSIZE);
+
+	unifb_fix.smem_start = virt_to_phys(videomemory);
+	unifb_fix.smem_len = UNIFB_MEMSIZE;
+
+	iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
+	unifb_fix.mmio_start = iomem->start;
 
 	info = framebuffer_alloc(sizeof(u32)*256, &dev->dev);
 	if (!info)
 		goto err;
 
-	info->screen_base = (char __iomem *)KUSER_UNIGFX_BASE;
+	info->screen_base = (char __iomem *)videomemory;
 	info->fbops = &unifb_ops;
 
 	retval = fb_find_mode(&info->var, info, NULL,
@@ -695,13 +708,6 @@ static int unifb_probe(struct platform_device *dev)
 	if (!retval || (retval == 4))
 		info->var = unifb_default;
 
-	iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
-	unifb_fix.mmio_start = iomem->start;
-
-	mapmem = platform_get_resource(dev, IORESOURCE_MEM, 1);
-	unifb_fix.smem_start = mapmem->start;
-	unifb_fix.smem_len = UNIFB_MEMSIZE;
-
 	info->fix = unifb_fix;
 	info->pseudo_palette = info->par;
 	info->par = NULL;
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index 825b665245b..a2e5b5100ab 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -627,7 +627,12 @@ static void overlay1fb_enable(struct pxafb_layer *ofb)
 
 static void overlay1fb_disable(struct pxafb_layer *ofb)
 {
-	uint32_t lccr5 = lcd_readl(ofb->fbi, LCCR5);
+	uint32_t lccr5;
+
+	if (!(lcd_readl(ofb->fbi, OVL1C1) & OVLxC1_OEN))
+		return;
+
+	lccr5 = lcd_readl(ofb->fbi, LCCR5);
 
 	lcd_writel(ofb->fbi, OVL1C1, ofb->control[0] & ~OVLxC1_OEN);
 
@@ -685,7 +690,12 @@ static void overlay2fb_enable(struct pxafb_layer *ofb)
 
 static void overlay2fb_disable(struct pxafb_layer *ofb)
 {
-	uint32_t lccr5 = lcd_readl(ofb->fbi, LCCR5);
+	uint32_t lccr5;
+
+	if (!(lcd_readl(ofb->fbi, OVL2C1) & OVLxC1_OEN))
+		return;
+
+	lccr5 = lcd_readl(ofb->fbi, LCCR5);
 
 	lcd_writel(ofb->fbi, OVL2C1, ofb->control[0] & ~OVLxC1_OEN);
 
@@ -720,12 +730,10 @@ static int overlayfb_open(struct fb_info *info, int user)
 	if (user == 0)
 		return -ENODEV;
 
-	/* allow only one user at a time */
-	if (atomic_inc_and_test(&ofb->usage))
-		return -EBUSY;
+	if (ofb->usage++ == 0)
+		/* unblank the base framebuffer */
+		fb_blank(&ofb->fbi->fb, FB_BLANK_UNBLANK);
 
-	/* unblank the base framebuffer */
-	fb_blank(&ofb->fbi->fb, FB_BLANK_UNBLANK);
 	return 0;
 }
 
@@ -733,12 +741,15 @@ static int overlayfb_release(struct fb_info *info, int user)
 {
 	struct pxafb_layer *ofb = (struct pxafb_layer*) info;
 
-	atomic_dec(&ofb->usage);
-	ofb->ops->disable(ofb);
+	if (ofb->usage == 1) {
+		ofb->ops->disable(ofb);
+		ofb->fb.var.height	= -1;
+		ofb->fb.var.width	= -1;
+		ofb->fb.var.xres = ofb->fb.var.xres_virtual = 0;
+		ofb->fb.var.yres = ofb->fb.var.yres_virtual = 0;
 
-	free_pages_exact(ofb->video_mem, ofb->video_mem_size);
-	ofb->video_mem = NULL;
-	ofb->video_mem_size = 0;
+		ofb->usage--;
+	}
 	return 0;
 }
 
@@ -750,7 +761,7 @@ static int overlayfb_check_var(struct fb_var_screeninfo *var,
 	int xpos, ypos, pfor, bpp;
 
 	xpos = NONSTD_TO_XPOS(var->nonstd);
-	ypos = NONSTD_TO_XPOS(var->nonstd);
+	ypos = NONSTD_TO_YPOS(var->nonstd);
 	pfor = NONSTD_TO_PFOR(var->nonstd);
 
 	bpp = pxafb_var_to_bpp(var);
@@ -794,7 +805,7 @@ static int overlayfb_check_var(struct fb_var_screeninfo *var,
 	return 0;
 }
 
-static int overlayfb_map_video_memory(struct pxafb_layer *ofb)
+static int overlayfb_check_video_memory(struct pxafb_layer *ofb)
 {
 	struct fb_var_screeninfo *var = &ofb->fb.var;
 	int pfor = NONSTD_TO_PFOR(var->nonstd);
@@ -812,27 +823,11 @@ static int overlayfb_map_video_memory(struct pxafb_layer *ofb)
 
 	size = PAGE_ALIGN(ofb->fb.fix.line_length * var->yres_virtual);
 
-	/* don't re-allocate if the original video memory is enough */
 	if (ofb->video_mem) {
 		if (ofb->video_mem_size >= size)
 			return 0;
-
-		free_pages_exact(ofb->video_mem, ofb->video_mem_size);
 	}
-
-	ofb->video_mem = alloc_pages_exact(size, GFP_KERNEL | __GFP_ZERO);
-	if (ofb->video_mem == NULL)
-		return -ENOMEM;
-
-	ofb->video_mem_phys = virt_to_phys(ofb->video_mem);
-	ofb->video_mem_size = size;
-
-	mutex_lock(&ofb->fb.mm_lock);
-	ofb->fb.fix.smem_start	= ofb->video_mem_phys;
-	ofb->fb.fix.smem_len	= ofb->fb.fix.line_length * var->yres_virtual;
-	mutex_unlock(&ofb->fb.mm_lock);
-	ofb->fb.screen_base	= ofb->video_mem;
-	return 0;
+	return -EINVAL;
 }
 
 static int overlayfb_set_par(struct fb_info *info)
@@ -841,13 +836,13 @@ static int overlayfb_set_par(struct fb_info *info)
 	struct fb_var_screeninfo *var = &info->var;
 	int xpos, ypos, pfor, bpp, ret;
 
-	ret = overlayfb_map_video_memory(ofb);
+	ret = overlayfb_check_video_memory(ofb);
 	if (ret)
 		return ret;
 
 	bpp  = pxafb_var_to_bpp(var);
 	xpos = NONSTD_TO_XPOS(var->nonstd);
-	ypos = NONSTD_TO_XPOS(var->nonstd);
+	ypos = NONSTD_TO_YPOS(var->nonstd);
 	pfor = NONSTD_TO_PFOR(var->nonstd);
 
 	ofb->control[0] = OVLxC1_PPL(var->xres) | OVLxC1_LPO(var->yres) |
@@ -891,7 +886,7 @@ static void __devinit init_pxafb_overlay(struct pxafb_info *fbi,
 
 	ofb->id = id;
 	ofb->ops = &ofb_ops[id];
-	atomic_set(&ofb->usage, 0);
+	ofb->usage = 0;
 	ofb->fbi = fbi;
 	init_completion(&ofb->branch_done);
 }
@@ -904,29 +899,60 @@ static inline int pxafb_overlay_supported(void)
 	return 0;
 }
 
-static int __devinit pxafb_overlay_init(struct pxafb_info *fbi)
+static int __devinit pxafb_overlay_map_video_memory(struct pxafb_info *pxafb,
+	struct pxafb_layer *ofb)
+{
+	/* We assume that user will use at most video_mem_size for overlay fb,
+	 * anyway, it's useless to use 16bpp main plane and 24bpp overlay
+	 */
+	ofb->video_mem = alloc_pages_exact(PAGE_ALIGN(pxafb->video_mem_size),
+		GFP_KERNEL | __GFP_ZERO);
+	if (ofb->video_mem == NULL)
+		return -ENOMEM;
+
+	ofb->video_mem_phys = virt_to_phys(ofb->video_mem);
+	ofb->video_mem_size = PAGE_ALIGN(pxafb->video_mem_size);
+
+	mutex_lock(&ofb->fb.mm_lock);
+	ofb->fb.fix.smem_start	= ofb->video_mem_phys;
+	ofb->fb.fix.smem_len	= pxafb->video_mem_size;
+	mutex_unlock(&ofb->fb.mm_lock);
+
+	ofb->fb.screen_base	= ofb->video_mem;
+
+	return 0;
+}
+
+static void __devinit pxafb_overlay_init(struct pxafb_info *fbi)
 {
 	int i, ret;
 
 	if (!pxafb_overlay_supported())
-		return 0;
+		return;
 
 	for (i = 0; i < 2; i++) {
-		init_pxafb_overlay(fbi, &fbi->overlay[i], i);
-		ret = register_framebuffer(&fbi->overlay[i].fb);
+		struct pxafb_layer *ofb = &fbi->overlay[i];
+		init_pxafb_overlay(fbi, ofb, i);
+		ret = register_framebuffer(&ofb->fb);
 		if (ret) {
 			dev_err(fbi->dev, "failed to register overlay %d\n", i);
-			return ret;
+			continue;
 		}
+		ret = pxafb_overlay_map_video_memory(fbi, ofb);
+		if (ret) {
+			dev_err(fbi->dev,
+				"failed to map video memory for overlay %d\n",
+				i);
+			unregister_framebuffer(&ofb->fb);
+			continue;
+		}
+		ofb->registered = 1;
 	}
 
 	/* mask all IU/BS/EOF/SOF interrupts */
 	lcd_writel(fbi, LCCR5, ~0);
 
-	/* place overlay(s) on top of base */
-	fbi->lccr0 |= LCCR0_OUC;
 	pr_info("PXA Overlay driver loaded successfully!\n");
-	return 0;
 }
 
 static void __devexit pxafb_overlay_exit(struct pxafb_info *fbi)
@@ -936,8 +962,15 @@ static void __devexit pxafb_overlay_exit(struct pxafb_info *fbi)
 	if (!pxafb_overlay_supported())
 		return;
 
-	for (i = 0; i < 2; i++)
-		unregister_framebuffer(&fbi->overlay[i].fb);
+	for (i = 0; i < 2; i++) {
+		struct pxafb_layer *ofb = &fbi->overlay[i];
+		if (ofb->registered) {
+			if (ofb->video_mem)
+				free_pages_exact(ofb->video_mem,
+					ofb->video_mem_size);
+			unregister_framebuffer(&ofb->fb);
+		}
+	}
 }
 #else
 static inline void pxafb_overlay_init(struct pxafb_info *fbi) {}
@@ -1368,7 +1401,8 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var,
 	    (lcd_readl(fbi, LCCR3) != fbi->reg_lccr3) ||
 	    (lcd_readl(fbi, LCCR4) != fbi->reg_lccr4) ||
 	    (lcd_readl(fbi, FDADR0) != fbi->fdadr[0]) ||
-	    (lcd_readl(fbi, FDADR1) != fbi->fdadr[1]))
+	    ((fbi->lccr0 & LCCR0_SDS) &&
+	    (lcd_readl(fbi, FDADR1) != fbi->fdadr[1])))
 		pxafb_schedule_work(fbi, C_REENABLE);
 
 	return 0;
@@ -1420,7 +1454,8 @@ static void pxafb_enable_controller(struct pxafb_info *fbi)
 	lcd_writel(fbi, LCCR0, fbi->reg_lccr0 & ~LCCR0_ENB);
 
 	lcd_writel(fbi, FDADR0, fbi->fdadr[0]);
-	lcd_writel(fbi, FDADR1, fbi->fdadr[1]);
+	if (fbi->lccr0 & LCCR0_SDS)
+		lcd_writel(fbi, FDADR1, fbi->fdadr[1]);
 	lcd_writel(fbi, LCCR0, fbi->reg_lccr0 | LCCR0_ENB);
 }
 
@@ -1613,7 +1648,8 @@ pxafb_freq_transition(struct notifier_block *nb, unsigned long val, void *data)
 
 	switch (val) {
 	case CPUFREQ_PRECHANGE:
-		set_ctrlr_state(fbi, C_DISABLE_CLKCHANGE);
+		if (!fbi->overlay[0].usage && !fbi->overlay[1].usage)
+			set_ctrlr_state(fbi, C_DISABLE_CLKCHANGE);
 		break;
 
 	case CPUFREQ_POSTCHANGE:
@@ -1806,6 +1842,12 @@ static struct pxafb_info * __devinit pxafb_init_fbinfo(struct device *dev)
 
 	pxafb_decode_mach_info(fbi, inf);
 
+#ifdef CONFIG_FB_PXA_OVERLAY
+	/* place overlay(s) on top of base */
+	if (pxafb_overlay_supported())
+		fbi->lccr0 |= LCCR0_OUC;
+#endif
+
 	init_waitqueue_head(&fbi->ctrlr_wait);
 	INIT_WORK(&fbi->task, pxafb_task);
 	mutex_init(&fbi->ctrlr_lock);
diff --git a/drivers/video/pxafb.h b/drivers/video/pxafb.h
index 2353521c5c8..26ba9fa3f73 100644
--- a/drivers/video/pxafb.h
+++ b/drivers/video/pxafb.h
@@ -92,7 +92,8 @@ struct pxafb_layer_ops {
 struct pxafb_layer {
 	struct fb_info		fb;
 	int			id;
-	atomic_t		usage;
+	int			registered;
+	uint32_t		usage;
 	uint32_t		control[2];
 
 	struct pxafb_layer_ops	*ops;