diff --git a/Makefile b/Makefile
index fc4df99727c1..74346f0d89c1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 VERSION = 3
 PATCHLEVEL = 14
-SUBLEVEL = 77
+SUBLEVEL = 78
 EXTRAVERSION =
 NAME = Remembering Coco
 
diff --git a/arch/arm64/include/asm/elf.h b/arch/arm64/include/asm/elf.h
index 01d3aab64b79..cc0e347379b7 100644
--- a/arch/arm64/include/asm/elf.h
+++ b/arch/arm64/include/asm/elf.h
@@ -137,6 +137,7 @@ extern unsigned long randomize_et_dyn(unsigned long base);
 
 #define SET_PERSONALITY(ex)		clear_thread_flag(TIF_32BIT);
 
+/* update AT_VECTOR_SIZE_ARCH if the number of NEW_AUX_ENT entries changes */
 #define ARCH_DLINFO							\
 do {									\
 	NEW_AUX_ENT(AT_SYSINFO_EHDR,					\
diff --git a/arch/arm64/include/uapi/asm/auxvec.h b/arch/arm64/include/uapi/asm/auxvec.h
index 22d6d8885854..4cf0c17787a8 100644
--- a/arch/arm64/include/uapi/asm/auxvec.h
+++ b/arch/arm64/include/uapi/asm/auxvec.h
@@ -19,4 +19,6 @@
 /* vDSO location */
 #define AT_SYSINFO_EHDR	33
 
+#define AT_VECTOR_SIZE_ARCH 1 /* entries in ARCH_DLINFO */
+
 #endif
diff --git a/arch/parisc/include/uapi/asm/errno.h b/arch/parisc/include/uapi/asm/errno.h
index c0ae62520d15..274d5bc6ecce 100644
--- a/arch/parisc/include/uapi/asm/errno.h
+++ b/arch/parisc/include/uapi/asm/errno.h
@@ -97,10 +97,10 @@
 #define	ENOTCONN	235	/* Transport endpoint is not connected */
 #define	ESHUTDOWN	236	/* Cannot send after transport endpoint shutdown */
 #define	ETOOMANYREFS	237	/* Too many references: cannot splice */
-#define EREFUSED	ECONNREFUSED	/* for HP's NFS apparently */
 #define	ETIMEDOUT	238	/* Connection timed out */
 #define	ECONNREFUSED	239	/* Connection refused */
-#define EREMOTERELEASE	240	/* Remote peer released connection */
+#define	EREFUSED	ECONNREFUSED	/* for HP's NFS apparently */
+#define	EREMOTERELEASE	240	/* Remote peer released connection */
 #define	EHOSTDOWN	241	/* Host is down */
 #define	EHOSTUNREACH	242	/* No route to host */
 
diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h
index 04905bfc508b..5e4b0cc54e43 100644
--- a/arch/x86/include/asm/tlbflush.h
+++ b/arch/x86/include/asm/tlbflush.h
@@ -17,7 +17,14 @@
 
 static inline void __native_flush_tlb(void)
 {
+	/*
+	 * If current->mm == NULL then we borrow a mm which may change during a
+	 * task switch and therefore we must not be preempted while we write CR3
+	 * back:
+	 */
+	preempt_disable();
 	native_write_cr3(native_read_cr3());
+	preempt_enable();
 }
 
 static inline void __native_flush_tlb_global_irq_disabled(void)
diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c
index 91a32cefb11f..684baf937c7c 100644
--- a/drivers/acpi/sysfs.c
+++ b/drivers/acpi/sysfs.c
@@ -494,23 +494,22 @@ static void acpi_global_event_handler(u32 event_type, acpi_handle device,
 static int get_status(u32 index, acpi_event_status *status,
 		      acpi_handle *handle)
 {
-	int result = 0;
+	int result;
 
 	if (index >= num_gpes + ACPI_NUM_FIXED_EVENTS)
-		goto end;
+		return -EINVAL;
 
 	if (index < num_gpes) {
 		result = acpi_get_gpe_device(index, handle);
 		if (result) {
 			ACPI_EXCEPTION((AE_INFO, AE_NOT_FOUND,
 					"Invalid GPE 0x%x", index));
-			goto end;
+			return result;
 		}
 		result = acpi_get_gpe_status(*handle, index, status);
 	} else if (index < (num_gpes + ACPI_NUM_FIXED_EVENTS))
 		result = acpi_get_event_status(index - num_gpes, status);
 
-end:
 	return result;
 }
 
diff --git a/drivers/crypto/nx/nx.c b/drivers/crypto/nx/nx.c
index 5533fe31c90d..433a7696bf0f 100644
--- a/drivers/crypto/nx/nx.c
+++ b/drivers/crypto/nx/nx.c
@@ -330,7 +330,7 @@ static void nx_of_update_msc(struct device   *dev,
 		     ((bytes_so_far + sizeof(struct msc_triplet)) <= lenp) &&
 		     i < msc->triplets;
 		     i++) {
-			if (msc->fc > NX_MAX_FC || msc->mode > NX_MAX_MODE) {
+			if (msc->fc >= NX_MAX_FC || msc->mode >= NX_MAX_MODE) {
 				dev_err(dev, "unknown function code/mode "
 					"combo: %d/%d (ignored)\n", msc->fc,
 					msc->mode);
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 19dc0bc9b136..9530c5703bb7 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -962,7 +962,7 @@ static void edac_inc_ue_error(struct mem_ctl_info *mci,
 	mci->ue_mc += count;
 
 	if (!enable_per_layer_report) {
-		mci->ce_noinfo_count += count;
+		mci->ue_noinfo_count += count;
 		return;
 	}
 
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 903f24d28ba0..7025562ede12 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -50,6 +50,7 @@ config GPIO_DEVRES
 config OF_GPIO
 	def_bool y
 	depends on OF
+	depends on HAS_IOMEM
 
 config GPIO_ACPI
 	def_bool y
diff --git a/drivers/input/keyboard/tegra-kbc.c b/drivers/input/keyboard/tegra-kbc.c
index 9757a58bc897..5d39b966dd28 100644
--- a/drivers/input/keyboard/tegra-kbc.c
+++ b/drivers/input/keyboard/tegra-kbc.c
@@ -376,7 +376,7 @@ static int tegra_kbc_start(struct tegra_kbc *kbc)
 	/* Reset the KBC controller to clear all previous status.*/
 	reset_control_assert(kbc->rst);
 	udelay(100);
-	reset_control_assert(kbc->rst);
+	reset_control_deassert(kbc->rst);
 	udelay(100);
 
 	tegra_kbc_config_pins(kbc);
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index eb796fff9e62..9a0cc5b5561a 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -1230,6 +1230,7 @@ static int __init i8042_create_kbd_port(void)
 	serio->start		= i8042_start;
 	serio->stop		= i8042_stop;
 	serio->close		= i8042_port_close;
+	serio->ps2_cmd_mutex	= &i8042_mutex;
 	serio->port_data	= port;
 	serio->dev.parent	= &i8042_platform_device->dev;
 	strlcpy(serio->name, "i8042 KBD port", sizeof(serio->name));
@@ -1257,6 +1258,7 @@ static int __init i8042_create_aux_port(int idx)
 	serio->write		= i8042_aux_write;
 	serio->start		= i8042_start;
 	serio->stop		= i8042_stop;
+	serio->ps2_cmd_mutex	= &i8042_mutex;
 	serio->port_data	= port;
 	serio->dev.parent	= &i8042_platform_device->dev;
 	if (idx < 0) {
@@ -1321,21 +1323,6 @@ static void i8042_unregister_ports(void)
 	}
 }
 
-/*
- * Checks whether port belongs to i8042 controller.
- */
-bool i8042_check_port_owner(const struct serio *port)
-{
-	int i;
-
-	for (i = 0; i < I8042_NUM_PORTS; i++)
-		if (i8042_ports[i].serio == port)
-			return true;
-
-	return false;
-}
-EXPORT_SYMBOL(i8042_check_port_owner);
-
 static void i8042_free_irqs(void)
 {
 	if (i8042_aux_irq_registered)
diff --git a/drivers/input/serio/libps2.c b/drivers/input/serio/libps2.c
index 75516996db20..ded0c6f65c9f 100644
--- a/drivers/input/serio/libps2.c
+++ b/drivers/input/serio/libps2.c
@@ -56,19 +56,17 @@ EXPORT_SYMBOL(ps2_sendbyte);
 
 void ps2_begin_command(struct ps2dev *ps2dev)
 {
-	mutex_lock(&ps2dev->cmd_mutex);
+	struct mutex *m = ps2dev->serio->ps2_cmd_mutex ?: &ps2dev->cmd_mutex;
 
-	if (i8042_check_port_owner(ps2dev->serio))
-		i8042_lock_chip();
+	mutex_lock(m);
 }
 EXPORT_SYMBOL(ps2_begin_command);
 
 void ps2_end_command(struct ps2dev *ps2dev)
 {
-	if (i8042_check_port_owner(ps2dev->serio))
-		i8042_unlock_chip();
+	struct mutex *m = ps2dev->serio->ps2_cmd_mutex ?: &ps2dev->cmd_mutex;
 
-	mutex_unlock(&ps2dev->cmd_mutex);
+	mutex_unlock(m);
 }
 EXPORT_SYMBOL(ps2_end_command);
 
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index a943c6c0f206..3f29cf979c09 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -1349,10 +1349,10 @@ int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev)
 	if (!sysfs_initialized)
 		return -EACCES;
 
-	if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE)
-		retval = sysfs_create_bin_file(&pdev->dev.kobj, &pci_config_attr);
-	else
+	if (pdev->cfg_size > PCI_CFG_SPACE_SIZE)
 		retval = sysfs_create_bin_file(&pdev->dev.kobj, &pcie_config_attr);
+	else
+		retval = sysfs_create_bin_file(&pdev->dev.kobj, &pci_config_attr);
 	if (retval)
 		goto err;
 
@@ -1409,10 +1409,10 @@ err_rom_file:
 err_resource_files:
 	pci_remove_resource_files(pdev);
 err_config_file:
-	if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE)
-		sysfs_remove_bin_file(&pdev->dev.kobj, &pci_config_attr);
-	else
+	if (pdev->cfg_size > PCI_CFG_SPACE_SIZE)
 		sysfs_remove_bin_file(&pdev->dev.kobj, &pcie_config_attr);
+	else
+		sysfs_remove_bin_file(&pdev->dev.kobj, &pci_config_attr);
 err:
 	return retval;
 }
@@ -1446,10 +1446,10 @@ void pci_remove_sysfs_dev_files(struct pci_dev *pdev)
 
 	pci_remove_capabilities_sysfs(pdev);
 
-	if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE)
-		sysfs_remove_bin_file(&pdev->dev.kobj, &pci_config_attr);
-	else
+	if (pdev->cfg_size > PCI_CFG_SPACE_SIZE)
 		sysfs_remove_bin_file(&pdev->dev.kobj, &pcie_config_attr);
+	else
+		sysfs_remove_bin_file(&pdev->dev.kobj, &pci_config_attr);
 
 	pci_remove_resource_files(pdev);
 
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 09208ac59415..ca53d484513c 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -288,6 +288,18 @@ static void quirk_citrine(struct pci_dev *dev)
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_IBM,	PCI_DEVICE_ID_IBM_CITRINE,	quirk_citrine);
 
+/*
+ * This chip can cause bus lockups if config addresses above 0x600
+ * are read or written.
+ */
+static void quirk_nfp6000(struct pci_dev *dev)
+{
+	dev->cfg_size = 0x600;
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NETRONOME,	PCI_DEVICE_ID_NETRONOME_NFP4000,	quirk_nfp6000);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NETRONOME,	PCI_DEVICE_ID_NETRONOME_NFP6000,	quirk_nfp6000);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NETRONOME,	PCI_DEVICE_ID_NETRONOME_NFP6000_VF,	quirk_nfp6000);
+
 /*  On IBM Crocodile ipr SAS adapters, expand BAR to system page size */
 static void quirk_extend_bar_to_page(struct pci_dev *dev)
 {
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 1eef0f586950..cf0214005fca 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -1613,9 +1613,18 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
 	unsigned long long now;
 	int expires;
 
+	cqr = (struct dasd_ccw_req *) intparm;
 	if (IS_ERR(irb)) {
 		switch (PTR_ERR(irb)) {
 		case -EIO:
+			if (cqr && cqr->status == DASD_CQR_CLEAR_PENDING) {
+				device = (struct dasd_device *) cqr->startdev;
+				cqr->status = DASD_CQR_CLEARED;
+				dasd_device_clear_timer(device);
+				wake_up(&dasd_flush_wq);
+				dasd_schedule_device_bh(device);
+				return;
+			}
 			break;
 		case -ETIMEDOUT:
 			DBF_EVENT_DEVID(DBF_WARNING, cdev, "%s: "
@@ -1631,7 +1640,6 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
 	}
 
 	now = get_tod_clock();
-	cqr = (struct dasd_ccw_req *) intparm;
 	/* check for conditions that should be handled immediately */
 	if (!cqr ||
 	    !(scsw_dstat(&irb->scsw) == (DEV_STAT_CHN_END | DEV_STAT_DEV_END) &&
diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c
index fbcd48d0bfc3..16b2db3cd9f1 100644
--- a/drivers/scsi/aacraid/commctrl.c
+++ b/drivers/scsi/aacraid/commctrl.c
@@ -63,7 +63,7 @@ static int ioctl_send_fib(struct aac_dev * dev, void __user *arg)
 	struct fib *fibptr;
 	struct hw_fib * hw_fib = (struct hw_fib *)0;
 	dma_addr_t hw_fib_pa = (dma_addr_t)0LL;
-	unsigned size;
+	unsigned int size, osize;
 	int retval;
 
 	if (dev->in_reset) {
@@ -87,7 +87,8 @@ static int ioctl_send_fib(struct aac_dev * dev, void __user *arg)
 	 *	will not overrun the buffer when we copy the memory. Return
 	 *	an error if we would.
 	 */
-	size = le16_to_cpu(kfib->header.Size) + sizeof(struct aac_fibhdr);
+	osize = size = le16_to_cpu(kfib->header.Size) +
+		sizeof(struct aac_fibhdr);
 	if (size < le16_to_cpu(kfib->header.SenderSize))
 		size = le16_to_cpu(kfib->header.SenderSize);
 	if (size > dev->max_fib_size) {
@@ -118,6 +119,14 @@ static int ioctl_send_fib(struct aac_dev * dev, void __user *arg)
 		goto cleanup;
 	}
 
+	/* Sanity check the second copy */
+	if ((osize != le16_to_cpu(kfib->header.Size) +
+		sizeof(struct aac_fibhdr))
+		|| (size < le16_to_cpu(kfib->header.SenderSize))) {
+		retval = -EINVAL;
+		goto cleanup;
+	}
+
 	if (kfib->header.Command == cpu_to_le16(TakeABreakPt)) {
 		aac_adapter_interrupt(dev);
 		/*
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 9f833f1504cc..5ff955524aaf 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -3624,7 +3624,7 @@ static int megasas_init_fw(struct megasas_instance *instance)
 	/* Find first memory bar */
 	bar_list = pci_select_bars(instance->pdev, IORESOURCE_MEM);
 	instance->bar = find_first_bit(&bar_list, sizeof(unsigned long));
-	if (pci_request_selected_regions(instance->pdev, instance->bar,
+	if (pci_request_selected_regions(instance->pdev, 1<<instance->bar,
 					 "megasas: LSI")) {
 		printk(KERN_DEBUG "megasas: IO memory region busy!\n");
 		return -EBUSY;
@@ -3858,7 +3858,7 @@ fail_ready_state:
 	iounmap(instance->reg_set);
 
       fail_ioremap:
-	pci_release_selected_regions(instance->pdev, instance->bar);
+	pci_release_selected_regions(instance->pdev, 1<<instance->bar);
 
 	return -EINVAL;
 }
@@ -3879,7 +3879,7 @@ static void megasas_release_mfi(struct megasas_instance *instance)
 
 	iounmap(instance->reg_set);
 
-	pci_release_selected_regions(instance->pdev, instance->bar);
+	pci_release_selected_regions(instance->pdev, 1<<instance->bar);
 }
 
 /**
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index a1f04e3b2a8f..665131a0b616 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -2175,7 +2175,7 @@ megasas_release_fusion(struct megasas_instance *instance)
 
 	iounmap(instance->reg_set);
 
-	pci_release_selected_regions(instance->pdev, instance->bar);
+	pci_release_selected_regions(instance->pdev, 1<<instance->bar);
 }
 
 /**
diff --git a/drivers/staging/comedi/drivers/daqboard2000.c b/drivers/staging/comedi/drivers/daqboard2000.c
index ce153fcb8b2a..3c585b9de1b6 100644
--- a/drivers/staging/comedi/drivers/daqboard2000.c
+++ b/drivers/staging/comedi/drivers/daqboard2000.c
@@ -658,7 +658,7 @@ static const void *daqboard2000_find_boardinfo(struct comedi_device *dev,
 	const struct daq200_boardtype *board;
 	int i;
 
-	if (pcidev->subsystem_device != PCI_VENDOR_ID_IOTECH)
+	if (pcidev->subsystem_vendor != PCI_VENDOR_ID_IOTECH)
 		return NULL;
 
 	for (i = 0; i < ARRAY_SIZE(boardtypes); i++) {
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index b6f5c7d3737b..18cb44d9cbd8 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1296,7 +1296,6 @@ made_compressed_probe:
 	spin_lock_init(&acm->write_lock);
 	spin_lock_init(&acm->read_lock);
 	mutex_init(&acm->mutex);
-	acm->rx_endpoint = usb_rcvbulkpipe(usb_dev, epread->bEndpointAddress);
 	acm->is_int_ep = usb_endpoint_xfer_int(epread);
 	if (acm->is_int_ep)
 		acm->bInterval = epread->bInterval;
@@ -1345,14 +1344,14 @@ made_compressed_probe:
 		urb->transfer_dma = rb->dma;
 		if (acm->is_int_ep) {
 			usb_fill_int_urb(urb, acm->dev,
-					 acm->rx_endpoint,
+					 usb_rcvintpipe(usb_dev, epread->bEndpointAddress),
 					 rb->base,
 					 acm->readsize,
 					 acm_read_bulk_callback, rb,
 					 acm->bInterval);
 		} else {
 			usb_fill_bulk_urb(urb, acm->dev,
-					  acm->rx_endpoint,
+					  usb_rcvbulkpipe(usb_dev, epread->bEndpointAddress),
 					  rb->base,
 					  acm->readsize,
 					  acm_read_bulk_callback, rb);
diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h
index 80826f843e04..82db3387ac6e 100644
--- a/drivers/usb/class/cdc-acm.h
+++ b/drivers/usb/class/cdc-acm.h
@@ -95,7 +95,6 @@ struct acm {
 	struct urb *read_urbs[ACM_NR];
 	struct acm_rb read_buffers[ACM_NR];
 	int rx_buflimit;
-	int rx_endpoint;
 	spinlock_t read_lock;
 	int write_used;					/* number of non-empty write buffers */
 	int transmitting;
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index 12d14f91c4d3..0e9530997119 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -143,6 +143,31 @@ static void usb_parse_ss_endpoint_companion(struct device *ddev, int cfgno,
 	}
 }
 
+static const unsigned short low_speed_maxpacket_maxes[4] = {
+	[USB_ENDPOINT_XFER_CONTROL] = 8,
+	[USB_ENDPOINT_XFER_ISOC] = 0,
+	[USB_ENDPOINT_XFER_BULK] = 0,
+	[USB_ENDPOINT_XFER_INT] = 8,
+};
+static const unsigned short full_speed_maxpacket_maxes[4] = {
+	[USB_ENDPOINT_XFER_CONTROL] = 64,
+	[USB_ENDPOINT_XFER_ISOC] = 1023,
+	[USB_ENDPOINT_XFER_BULK] = 64,
+	[USB_ENDPOINT_XFER_INT] = 64,
+};
+static const unsigned short high_speed_maxpacket_maxes[4] = {
+	[USB_ENDPOINT_XFER_CONTROL] = 64,
+	[USB_ENDPOINT_XFER_ISOC] = 1024,
+	[USB_ENDPOINT_XFER_BULK] = 512,
+	[USB_ENDPOINT_XFER_INT] = 1024,
+};
+static const unsigned short super_speed_maxpacket_maxes[4] = {
+	[USB_ENDPOINT_XFER_CONTROL] = 512,
+	[USB_ENDPOINT_XFER_ISOC] = 1024,
+	[USB_ENDPOINT_XFER_BULK] = 1024,
+	[USB_ENDPOINT_XFER_INT] = 1024,
+};
+
 static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
     int asnum, struct usb_host_interface *ifp, int num_ep,
     unsigned char *buffer, int size)
@@ -151,6 +176,8 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
 	struct usb_endpoint_descriptor *d;
 	struct usb_host_endpoint *endpoint;
 	int n, i, j, retval;
+	unsigned int maxp;
+	const unsigned short *maxpacket_maxes;
 
 	d = (struct usb_endpoint_descriptor *) buffer;
 	buffer += d->bLength;
@@ -192,6 +219,7 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
 	if (usb_endpoint_xfer_int(d)) {
 		i = 1;
 		switch (to_usb_device(ddev)->speed) {
+		case USB_SPEED_SUPER_PLUS:
 		case USB_SPEED_SUPER:
 		case USB_SPEED_HIGH:
 			/* Many device manufacturers are using full-speed
@@ -246,6 +274,42 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
 			endpoint->desc.wMaxPacketSize = cpu_to_le16(8);
 	}
 
+	/* Validate the wMaxPacketSize field */
+	maxp = usb_endpoint_maxp(&endpoint->desc);
+
+	/* Find the highest legal maxpacket size for this endpoint */
+	i = 0;		/* additional transactions per microframe */
+	switch (to_usb_device(ddev)->speed) {
+	case USB_SPEED_LOW:
+		maxpacket_maxes = low_speed_maxpacket_maxes;
+		break;
+	case USB_SPEED_FULL:
+		maxpacket_maxes = full_speed_maxpacket_maxes;
+		break;
+	case USB_SPEED_HIGH:
+		/* Bits 12..11 are allowed only for HS periodic endpoints */
+		if (usb_endpoint_xfer_int(d) || usb_endpoint_xfer_isoc(d)) {
+			i = maxp & (BIT(12) | BIT(11));
+			maxp &= ~i;
+		}
+		/* fallthrough */
+	default:
+		maxpacket_maxes = high_speed_maxpacket_maxes;
+		break;
+	case USB_SPEED_SUPER:
+	case USB_SPEED_SUPER_PLUS:
+		maxpacket_maxes = super_speed_maxpacket_maxes;
+		break;
+	}
+	j = maxpacket_maxes[usb_endpoint_type(&endpoint->desc)];
+
+	if (maxp > j) {
+		dev_warn(ddev, "config %d interface %d altsetting %d endpoint 0x%X has invalid maxpacket %d, setting to %d\n",
+		    cfgno, inum, asnum, d->bEndpointAddress, maxp, j);
+		maxp = j;
+		endpoint->desc.wMaxPacketSize = cpu_to_le16(i | maxp);
+	}
+
 	/*
 	 * Some buggy high speed devices have bulk endpoints using
 	 * maxpacket sizes other than 512.  High speed HCDs may not
@@ -253,9 +317,6 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
 	 */
 	if (to_usb_device(ddev)->speed == USB_SPEED_HIGH
 			&& usb_endpoint_xfer_bulk(d)) {
-		unsigned maxp;
-
-		maxp = usb_endpoint_maxp(&endpoint->desc) & 0x07ff;
 		if (maxp != 512)
 			dev_warn(ddev, "config %d interface %d altsetting %d "
 				"bulk endpoint 0x%X has invalid maxpacket %d\n",
@@ -264,7 +325,7 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
 	}
 
 	/* Parse a possible SuperSpeed endpoint companion descriptor */
-	if (to_usb_device(ddev)->speed == USB_SPEED_SUPER)
+	if (to_usb_device(ddev)->speed >= USB_SPEED_SUPER)
 		usb_parse_ss_endpoint_companion(ddev, cfgno,
 				inum, asnum, endpoint, buffer, size);
 
diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c
index 2a3bbdf7eb94..332ed277a06c 100644
--- a/drivers/usb/core/devices.c
+++ b/drivers/usb/core/devices.c
@@ -221,7 +221,7 @@ static char *usb_dump_endpoint_descriptor(int speed, char *start, char *end,
 		break;
 	case USB_ENDPOINT_XFER_INT:
 		type = "Int.";
-		if (speed == USB_SPEED_HIGH || speed == USB_SPEED_SUPER)
+		if (speed == USB_SPEED_HIGH || speed >= USB_SPEED_SUPER)
 			interval = 1 << (desc->bInterval - 1);
 		else
 			interval = desc->bInterval;
@@ -230,7 +230,7 @@ static char *usb_dump_endpoint_descriptor(int speed, char *start, char *end,
 		return start;
 	}
 	interval *= (speed == USB_SPEED_HIGH ||
-		     speed == USB_SPEED_SUPER) ? 125 : 1000;
+		     speed >= USB_SPEED_SUPER) ? 125 : 1000;
 	if (interval % 1000)
 		unit = 'u';
 	else {
@@ -322,7 +322,7 @@ static char *usb_dump_config_descriptor(char *start, char *end,
 
 	if (start > end)
 		return start;
-	if (speed == USB_SPEED_SUPER)
+	if (speed >= USB_SPEED_SUPER)
 		mul = 8;
 	else
 		mul = 2;
@@ -534,6 +534,8 @@ static ssize_t usb_device_dump(char __user **buffer, size_t *nbytes,
 		speed = "480"; break;
 	case USB_SPEED_SUPER:
 		speed = "5000"; break;
+	case USB_SPEED_SUPER_PLUS:
+		speed = "10000"; break;
 	default:
 		speed = "??";
 	}
@@ -553,7 +555,7 @@ static ssize_t usb_device_dump(char __user **buffer, size_t *nbytes,
 
 		/* super/high speed reserves 80%, full/low reserves 90% */
 		if (usbdev->speed == USB_SPEED_HIGH ||
-		    usbdev->speed == USB_SPEED_SUPER)
+		    usbdev->speed >= USB_SPEED_SUPER)
 			max = 800;
 		else
 			max = FRAME_TIME_MAX_USECS_ALLOC;
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index ccdcc7063eee..a5ffceb50007 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -207,7 +207,7 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
 	 * The xHCI driver has its own irq management
 	 * make sure irq setup is not touched for xhci in generic hcd code
 	 */
-	if ((driver->flags & HCD_MASK) != HCD_USB3) {
+	if ((driver->flags & HCD_MASK) < HCD_USB3) {
 		if (!dev->irq) {
 			dev_err(&dev->dev,
 			"Found HC with no IRQ. Check BIOS/PCI %s setup!\n",
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index ee6c5562d296..2e6ec875b1b7 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1024,7 +1024,7 @@ static int register_root_hub(struct usb_hcd *hcd)
 				dev_name(&usb_dev->dev), retval);
 		return (retval < 0) ? retval : -EMSGSIZE;
 	}
-	if (usb_dev->speed == USB_SPEED_SUPER) {
+	if (usb_dev->speed >= USB_SPEED_SUPER) {
 		retval = usb_get_bos_descriptor(usb_dev);
 		if (retval < 0) {
 			mutex_unlock(&usb_bus_list_lock);
@@ -2055,7 +2055,7 @@ int usb_alloc_streams(struct usb_interface *interface,
 	hcd = bus_to_hcd(dev->bus);
 	if (!hcd->driver->alloc_streams || !hcd->driver->free_streams)
 		return -EINVAL;
-	if (dev->speed != USB_SPEED_SUPER)
+	if (dev->speed < USB_SPEED_SUPER)
 		return -EINVAL;
 	if (dev->state < USB_STATE_CONFIGURED)
 		return -ENODEV;
@@ -2093,7 +2093,7 @@ int usb_free_streams(struct usb_interface *interface,
 
 	dev = interface_to_usbdev(interface);
 	hcd = bus_to_hcd(dev->bus);
-	if (dev->speed != USB_SPEED_SUPER)
+	if (dev->speed < USB_SPEED_SUPER)
 		return -EINVAL;
 
 	/* Streams only apply to bulk endpoints. */
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index f46ac929ef8a..a5f77367386d 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -297,7 +297,7 @@ static void usb_set_lpm_parameters(struct usb_device *udev)
 	unsigned int hub_u1_del;
 	unsigned int hub_u2_del;
 
-	if (!udev->lpm_capable || udev->speed != USB_SPEED_SUPER)
+	if (!udev->lpm_capable || udev->speed < USB_SPEED_SUPER)
 		return;
 
 	hub = usb_hub_to_struct_hub(udev->parent);
@@ -2559,7 +2559,7 @@ static unsigned hub_is_wusb(struct usb_hub *hub)
  */
 static bool use_new_scheme(struct usb_device *udev, int retry)
 {
-	if (udev->speed == USB_SPEED_SUPER)
+	if (udev->speed >= USB_SPEED_SUPER)
 		return false;
 
 	return USE_NEW_SCHEME(retry);
@@ -3812,7 +3812,7 @@ int usb_disable_lpm(struct usb_device *udev)
 	struct usb_hcd *hcd;
 
 	if (!udev || !udev->parent ||
-			udev->speed != USB_SPEED_SUPER ||
+			udev->speed < USB_SPEED_SUPER ||
 			!udev->lpm_capable)
 		return 0;
 
@@ -3868,7 +3868,7 @@ void usb_enable_lpm(struct usb_device *udev)
 	struct usb_hcd *hcd;
 
 	if (!udev || !udev->parent ||
-			udev->speed != USB_SPEED_SUPER ||
+			udev->speed < USB_SPEED_SUPER ||
 			!udev->lpm_capable)
 		return;
 
@@ -4127,7 +4127,9 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 
 	retval = -ENODEV;
 
-	if (oldspeed != USB_SPEED_UNKNOWN && oldspeed != udev->speed) {
+	/* Don't allow speed changes at reset, except usb 3.0 to faster */
+	if (oldspeed != USB_SPEED_UNKNOWN && oldspeed != udev->speed &&
+	    !(oldspeed == USB_SPEED_SUPER && udev->speed > oldspeed)) {
 		dev_dbg(&udev->dev, "device reset changed speed!\n");
 		goto fail;
 	}
@@ -4139,6 +4141,7 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 	 * reported as 0xff in the device descriptor). WUSB1.0[4.8.1].
 	 */
 	switch (udev->speed) {
+	case USB_SPEED_SUPER_PLUS:
 	case USB_SPEED_SUPER:
 	case USB_SPEED_WIRELESS:	/* fixed at 512 */
 		udev->ep0.desc.wMaxPacketSize = cpu_to_le16(512);
@@ -4165,7 +4168,7 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 	else
 		speed = usb_speed_string(udev->speed);
 
-	if (udev->speed != USB_SPEED_SUPER)
+	if (udev->speed < USB_SPEED_SUPER)
 		dev_info(&udev->dev,
 				"%s %s USB device number %d using %s\n",
 				(udev->config) ? "reset" : "new", speed,
@@ -4291,11 +4294,12 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 							devnum, retval);
 				goto fail;
 			}
-			if (udev->speed == USB_SPEED_SUPER) {
+			if (udev->speed >= USB_SPEED_SUPER) {
 				devnum = udev->devnum;
 				dev_info(&udev->dev,
-						"%s SuperSpeed USB device number %d using %s\n",
+						"%s SuperSpeed%s USB device number %d using %s\n",
 						(udev->config) ? "reset" : "new",
+					 (udev->speed == USB_SPEED_SUPER_PLUS) ? "Plus" : "",
 						devnum, udev->bus->controller->driver->name);
 			}
 
@@ -4337,7 +4341,7 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 	 * got from those devices show they aren't superspeed devices. Warm
 	 * reset the port attached by the devices can fix them.
 	 */
-	if ((udev->speed == USB_SPEED_SUPER) &&
+	if ((udev->speed >= USB_SPEED_SUPER) &&
 			(le16_to_cpu(udev->descriptor.bcdUSB) < 0x0300)) {
 		dev_err(&udev->dev, "got a wrong device descriptor, "
 				"warm reset device\n");
@@ -4348,7 +4352,7 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 	}
 
 	if (udev->descriptor.bMaxPacketSize0 == 0xff ||
-			udev->speed == USB_SPEED_SUPER)
+			udev->speed >= USB_SPEED_SUPER)
 		i = 512;
 	else
 		i = udev->descriptor.bMaxPacketSize0;
@@ -4607,7 +4611,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1,
 		udev->level = hdev->level + 1;
 		udev->wusb = hub_is_wusb(hub);
 
-		/* Only USB 3.0 devices are connected to SuperSpeed hubs. */
+		/* Devices connected to SuperSpeed hubs are USB 3.0 or later */
 		if (hub_is_superspeed(hub->hdev))
 			udev->speed = USB_SPEED_SUPER;
 		else
diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index 9ff665f1322f..a47d904b3f87 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -402,7 +402,7 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
 		/* SuperSpeed isoc endpoints have up to 16 bursts of up to
 		 * 3 packets each
 		 */
-		if (dev->speed == USB_SPEED_SUPER) {
+		if (dev->speed >= USB_SPEED_SUPER) {
 			int     burst = 1 + ep->ss_ep_comp.bMaxBurst;
 			int     mult = USB_SS_MULT(ep->ss_ep_comp.bmAttributes);
 			max *= burst;
@@ -499,6 +499,7 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags)
 		}
 		/* too big? */
 		switch (dev->speed) {
+		case USB_SPEED_SUPER_PLUS:
 		case USB_SPEED_SUPER:	/* units are 125us */
 			/* Handle up to 2^(16-1) microframes */
 			if (urb->interval > (1 << 15))
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index 0923add72b59..e9fad3d863a3 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -43,7 +43,7 @@ static inline unsigned usb_get_max_power(struct usb_device *udev,
 		struct usb_host_config *c)
 {
 	/* SuperSpeed power is in 8 mA units; others are in 2 mA units */
-	unsigned mul = (udev->speed == USB_SPEED_SUPER ? 8 : 2);
+	unsigned mul = (udev->speed >= USB_SPEED_SUPER ? 8 : 2);
 
 	return c->desc.bMaxPower * mul;
 }
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index a57ad1f52f79..48fa53ba354b 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1799,14 +1799,6 @@ static int __dwc3_cleanup_done_trbs(struct dwc3 *dwc, struct dwc3_ep *dep,
 			s_pkt = 1;
 	}
 
-	/*
-	 * We assume here we will always receive the entire data block
-	 * which we should receive. Meaning, if we program RX to
-	 * receive 4K but we receive only 2K, we assume that's all we
-	 * should receive and we simply bounce the request back to the
-	 * gadget driver for further processing.
-	 */
-	req->request.actual += req->request.length - count;
 	if (s_pkt)
 		return 1;
 	if ((event->status & DEPEVT_STATUS_LST) &&
@@ -1826,6 +1818,7 @@ static int dwc3_cleanup_done_reqs(struct dwc3 *dwc, struct dwc3_ep *dep,
 	struct dwc3_trb		*trb;
 	unsigned int		slot;
 	unsigned int		i;
+	int			count = 0;
 	int			ret;
 
 	do {
@@ -1842,6 +1835,8 @@ static int dwc3_cleanup_done_reqs(struct dwc3 *dwc, struct dwc3_ep *dep,
 				slot++;
 			slot %= DWC3_TRB_NUM;
 			trb = &dep->trb_pool[slot];
+			count += trb->size & DWC3_TRB_SIZE_MASK;
+
 
 			ret = __dwc3_cleanup_done_trbs(dwc, dep, req, trb,
 					event, status);
@@ -1849,6 +1844,14 @@ static int dwc3_cleanup_done_reqs(struct dwc3 *dwc, struct dwc3_ep *dep,
 				break;
 		}while (++i < req->request.num_mapped_sgs);
 
+		/*
+		 * We assume here we will always receive the entire data block
+		 * which we should receive. Meaning, if we program RX to
+		 * receive 4K but we receive only 2K, we assume that's all we
+		 * should receive and we simply bounce the request back to the
+		 * gadget driver for further processing.
+		 */
+		req->request.actual += req->request.length - count;
 		dwc3_gadget_giveback(dep, req, status);
 
 		if (ret)
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index 7f01f165e77b..69b28af70b7c 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -276,6 +276,9 @@ static int xhci_stop_device(struct xhci_hcd *xhci, int slot_id, int suspend)
 
 	ret = 0;
 	virt_dev = xhci->devs[slot_id];
+	if (!virt_dev)
+		return -ENODEV;
+
 	cmd = xhci_alloc_command(xhci, false, true, GFP_NOIO);
 	if (!cmd) {
 		xhci_dbg(xhci, "Couldn't allocate command structure.\n");
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index b39d217310fe..831e28989181 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -974,7 +974,7 @@ static u32 xhci_find_real_port_number(struct xhci_hcd *xhci,
 	struct usb_device *top_dev;
 	struct usb_hcd *hcd;
 
-	if (udev->speed == USB_SPEED_SUPER)
+	if (udev->speed >= USB_SPEED_SUPER)
 		hcd = xhci->shared_hcd;
 	else
 		hcd = xhci->main_hcd;
@@ -1009,6 +1009,7 @@ int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *ud
 	/* 3) Only the control endpoint is valid - one endpoint context */
 	slot_ctx->dev_info |= cpu_to_le32(LAST_CTX(1) | udev->route);
 	switch (udev->speed) {
+	case USB_SPEED_SUPER_PLUS:
 	case USB_SPEED_SUPER:
 		slot_ctx->dev_info |= cpu_to_le32(SLOT_SPEED_SS);
 		max_packets = MAX_PACKET(512);
@@ -1196,6 +1197,7 @@ static unsigned int xhci_get_endpoint_interval(struct usb_device *udev,
 		}
 		/* Fall through - SS and HS isoc/int have same decoding */
 
+	case USB_SPEED_SUPER_PLUS:
 	case USB_SPEED_SUPER:
 		if (usb_endpoint_xfer_int(&ep->desc) ||
 		    usb_endpoint_xfer_isoc(&ep->desc)) {
@@ -1236,7 +1238,7 @@ static unsigned int xhci_get_endpoint_interval(struct usb_device *udev,
 static u32 xhci_get_endpoint_mult(struct usb_device *udev,
 		struct usb_host_endpoint *ep)
 {
-	if (udev->speed != USB_SPEED_SUPER ||
+	if (udev->speed < USB_SPEED_SUPER ||
 			!usb_endpoint_xfer_isoc(&ep->desc))
 		return 0;
 	return ep->ss_ep_comp.bmAttributes;
@@ -1288,7 +1290,7 @@ static u32 xhci_get_max_esit_payload(struct xhci_hcd *xhci,
 			usb_endpoint_xfer_bulk(&ep->desc))
 		return 0;
 
-	if (udev->speed == USB_SPEED_SUPER)
+	if (udev->speed >= USB_SPEED_SUPER)
 		return le16_to_cpu(ep->ss_ep_comp.wBytesPerInterval);
 
 	max_packet = GET_MAX_PACKET(usb_endpoint_maxp(&ep->desc));
@@ -1359,6 +1361,7 @@ int xhci_endpoint_init(struct xhci_hcd *xhci,
 	max_packet = GET_MAX_PACKET(usb_endpoint_maxp(&ep->desc));
 	max_burst = 0;
 	switch (udev->speed) {
+	case USB_SPEED_SUPER_PLUS:
 	case USB_SPEED_SUPER:
 		/* dig out max burst from ep companion desc */
 		max_burst = ep->ss_ep_comp.bMaxBurst;
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 3bfe81c6229a..4025a57ffb98 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -3705,7 +3705,7 @@ static unsigned int xhci_get_burst_count(struct xhci_hcd *xhci,
 {
 	unsigned int max_burst;
 
-	if (xhci->hci_version < 0x100 || udev->speed != USB_SPEED_SUPER)
+	if (xhci->hci_version < 0x100 || udev->speed < USB_SPEED_SUPER)
 		return 0;
 
 	max_burst = urb->ep->ss_ep_comp.bMaxBurst;
@@ -3731,6 +3731,7 @@ static unsigned int xhci_get_last_burst_packet_count(struct xhci_hcd *xhci,
 		return 0;
 
 	switch (udev->speed) {
+	case USB_SPEED_SUPER_PLUS:
 	case USB_SPEED_SUPER:
 		/* bMaxBurst is zero based: 0 means 1 packet per burst */
 		max_burst = urb->ep->ss_ep_comp.bMaxBurst;
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index b63507bbf74b..648f8c4761ed 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -2054,6 +2054,7 @@ static unsigned int xhci_get_block_size(struct usb_device *udev)
 	case USB_SPEED_HIGH:
 		return HS_BLOCK;
 	case USB_SPEED_SUPER:
+	case USB_SPEED_SUPER_PLUS:
 		return SS_BLOCK;
 	case USB_SPEED_UNKNOWN:
 	case USB_SPEED_WIRELESS:
@@ -2179,7 +2180,7 @@ static int xhci_check_bw_table(struct xhci_hcd *xhci,
 	unsigned int packets_remaining = 0;
 	unsigned int i;
 
-	if (virt_dev->udev->speed == USB_SPEED_SUPER)
+	if (virt_dev->udev->speed >= USB_SPEED_SUPER)
 		return xhci_check_ss_bw(xhci, virt_dev);
 
 	if (virt_dev->udev->speed == USB_SPEED_HIGH) {
@@ -2380,7 +2381,7 @@ void xhci_drop_ep_from_interval_table(struct xhci_hcd *xhci,
 	if (xhci_is_async_ep(ep_bw->type))
 		return;
 
-	if (udev->speed == USB_SPEED_SUPER) {
+	if (udev->speed >= USB_SPEED_SUPER) {
 		if (xhci_is_sync_in_ep(ep_bw->type))
 			xhci->devs[udev->slot_id]->bw_table->ss_bw_in -=
 				xhci_get_ss_bw_consumed(ep_bw);
@@ -2418,6 +2419,7 @@ void xhci_drop_ep_from_interval_table(struct xhci_hcd *xhci,
 		interval_bw->overhead[HS_OVERHEAD_TYPE] -= 1;
 		break;
 	case USB_SPEED_SUPER:
+	case USB_SPEED_SUPER_PLUS:
 	case USB_SPEED_UNKNOWN:
 	case USB_SPEED_WIRELESS:
 		/* Should never happen because only LS/FS/HS endpoints will get
@@ -2477,6 +2479,7 @@ static void xhci_add_ep_to_interval_table(struct xhci_hcd *xhci,
 		interval_bw->overhead[HS_OVERHEAD_TYPE] += 1;
 		break;
 	case USB_SPEED_SUPER:
+	case USB_SPEED_SUPER_PLUS:
 	case USB_SPEED_UNKNOWN:
 	case USB_SPEED_WIRELESS:
 		/* Should never happen because only LS/FS/HS endpoints will get
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index fb3a832d86e3..6103727cd060 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -661,6 +661,8 @@ static const struct usb_device_id id_table_combined[] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_TFD128_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_FM3RX_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_ELV_WS777_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_PALMSENS_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_IVIUM_XSTAT_PID) },
 	{ USB_DEVICE(FTDI_VID, LINX_SDMUSBQSS_PID) },
 	{ USB_DEVICE(FTDI_VID, LINX_MASTERDEVEL2_PID) },
 	{ USB_DEVICE(FTDI_VID, LINX_FUTURE_0_PID) },
@@ -1021,6 +1023,7 @@ static const struct usb_device_id id_table_combined[] = {
 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7560U_PID) },
 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7561U_PID) },
 	{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7563U_PID) },
+	{ USB_DEVICE(WICED_VID, WICED_USB20706V2_PID) },
 	{ }					/* Terminating entry */
 };
 
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 334bc600282d..48db84f25cc9 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -406,6 +406,12 @@
 #define FTDI_4N_GALAXY_DE_3_PID	0xF3C2
 
 /*
+ * Ivium Technologies product IDs
+ */
+#define FTDI_PALMSENS_PID	0xf440
+#define FTDI_IVIUM_XSTAT_PID	0xf441
+
+/*
  * Linx Technologies product ids
  */
 #define LINX_SDMUSBQSS_PID	0xF448	/* Linx SDM-USB-QS-S */
@@ -673,6 +679,12 @@
 #define INTREPID_NEOVI_PID	0x0701
 
 /*
+ * WICED USB UART
+ */
+#define WICED_VID		0x0A5C
+#define WICED_USB20706V2_PID	0x6422
+
+/*
  * Definitions for ID TECH (www.idt-net.com) devices
  */
 #define IDTECH_VID		0x0ACD	/* ID TECH Vendor ID */
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index 4eb277225a77..56bc36439146 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -1239,7 +1239,7 @@ static int mos7720_write(struct tty_struct *tty, struct usb_serial_port *port,
 
 	if (urb->transfer_buffer == NULL) {
 		urb->transfer_buffer = kmalloc(URB_TRANSFER_BUFFER_SIZE,
-					       GFP_KERNEL);
+					       GFP_ATOMIC);
 		if (!urb->transfer_buffer)
 			goto exit;
 	}
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index e9d967ff521b..92f1a3bc22a8 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -1372,8 +1372,8 @@ static int mos7840_write(struct tty_struct *tty, struct usb_serial_port *port,
 	}
 
 	if (urb->transfer_buffer == NULL) {
-		urb->transfer_buffer =
-		    kmalloc(URB_TRANSFER_BUFFER_SIZE, GFP_KERNEL);
+		urb->transfer_buffer = kmalloc(URB_TRANSFER_BUFFER_SIZE,
+					       GFP_ATOMIC);
 		if (!urb->transfer_buffer)
 			goto exit;
 	}
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 006a2a721edf..2bc169692965 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -275,6 +275,12 @@ static void option_instat_callback(struct urb *urb);
 #define TELIT_PRODUCT_LE920			0x1200
 #define TELIT_PRODUCT_LE910			0x1201
 #define TELIT_PRODUCT_LE910_USBCFG4		0x1206
+#define TELIT_PRODUCT_LE920A4_1207		0x1207
+#define TELIT_PRODUCT_LE920A4_1208		0x1208
+#define TELIT_PRODUCT_LE920A4_1211		0x1211
+#define TELIT_PRODUCT_LE920A4_1212		0x1212
+#define TELIT_PRODUCT_LE920A4_1213		0x1213
+#define TELIT_PRODUCT_LE920A4_1214		0x1214
 
 /* ZTE PRODUCTS */
 #define ZTE_VENDOR_ID				0x19d2
@@ -636,6 +642,11 @@ static const struct option_blacklist_info telit_le920_blacklist = {
 	.reserved = BIT(1) | BIT(5),
 };
 
+static const struct option_blacklist_info telit_le920a4_blacklist_1 = {
+	.sendsetup = BIT(0),
+	.reserved = BIT(1),
+};
+
 static const struct option_blacklist_info telit_le922_blacklist_usbcfg0 = {
 	.sendsetup = BIT(2),
 	.reserved = BIT(0) | BIT(1) | BIT(3),
@@ -1211,6 +1222,16 @@ static const struct usb_device_id option_ids[] = {
 		.driver_info = (kernel_ulong_t)&telit_le922_blacklist_usbcfg3 },
 	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920),
 		.driver_info = (kernel_ulong_t)&telit_le920_blacklist },
+	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920A4_1207) },
+	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920A4_1208),
+		.driver_info = (kernel_ulong_t)&telit_le920a4_blacklist_1 },
+	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920A4_1211),
+		.driver_info = (kernel_ulong_t)&telit_le922_blacklist_usbcfg3 },
+	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920A4_1212),
+		.driver_info = (kernel_ulong_t)&telit_le920a4_blacklist_1 },
+	{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920A4_1213, 0xff) },
+	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920A4_1214),
+		.driver_info = (kernel_ulong_t)&telit_le922_blacklist_usbcfg3 },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0002, 0xff, 0xff, 0xff),
 		.driver_info = (kernel_ulong_t)&net_intf1_blacklist },
@@ -1839,6 +1860,7 @@ static const struct usb_device_id option_ids[] = {
 	  .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
 	{ USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x3e01, 0xff, 0xff, 0xff) }, /* D-Link DWM-152/C1 */
 	{ USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x3e02, 0xff, 0xff, 0xff) }, /* D-Link DWM-156/C1 */
+	{ USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x7e11, 0xff, 0xff, 0xff) }, /* D-Link DWM-156/A3 */
 	{ USB_DEVICE_INTERFACE_CLASS(0x2020, 0x4000, 0xff) },                /* OLICARD300 - MT6225 */
 	{ USB_DEVICE(INOVIA_VENDOR_ID, INOVIA_SEW858) },
 	{ USB_DEVICE(VIATELECOM_VENDOR_ID, VIATELECOM_PRODUCT_CDS7) },
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 3d66e9c5a95d..a5308a97f65e 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -1426,7 +1426,7 @@ int usb_serial_register_drivers(struct usb_serial_driver *const serial_drivers[]
 
 	rc = usb_register(udriver);
 	if (rc)
-		return rc;
+		goto failed_usb_register;
 
 	for (sd = serial_drivers; *sd; ++sd) {
 		(*sd)->usb_driver = udriver;
@@ -1444,6 +1444,8 @@ int usb_serial_register_drivers(struct usb_serial_driver *const serial_drivers[]
 	while (sd-- > serial_drivers)
 		usb_serial_deregister(*sd);
 	usb_deregister(udriver);
+failed_usb_register:
+	kfree(udriver);
 	return rc;
 }
 EXPORT_SYMBOL_GPL(usb_serial_register_drivers);
diff --git a/fs/seq_file.c b/fs/seq_file.c
index 1d641bb108d2..d88584c61c1e 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -207,8 +207,10 @@ ssize_t seq_read(struct file *file, char __user *buf, size_t size, loff_t *ppos)
 		size -= n;
 		buf += n;
 		copied += n;
-		if (!m->count)
+		if (!m->count) {
+			m->from = 0;
 			m->index++;
+		}
 		if (!size)
 			goto Done;
 	}
diff --git a/include/linux/i8042.h b/include/linux/i8042.h
index 0f9bafa17a02..d98780ca9604 100644
--- a/include/linux/i8042.h
+++ b/include/linux/i8042.h
@@ -62,7 +62,6 @@ struct serio;
 void i8042_lock_chip(void);
 void i8042_unlock_chip(void);
 int i8042_command(unsigned char *param, int command);
-bool i8042_check_port_owner(const struct serio *);
 int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str,
 					struct serio *serio));
 int i8042_remove_filter(bool (*filter)(unsigned char data, unsigned char str,
@@ -83,11 +82,6 @@ static inline int i8042_command(unsigned char *param, int command)
 	return -ENODEV;
 }
 
-static inline bool i8042_check_port_owner(const struct serio *serio)
-{
-	return false;
-}
-
 static inline int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str,
 					struct serio *serio))
 {
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 057c1d8c77e5..b3bf527d211b 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2473,6 +2473,13 @@
 #define PCI_DEVICE_ID_KORENIX_JETCARDF2	0x1700
 #define PCI_DEVICE_ID_KORENIX_JETCARDF3	0x17ff
 
+#define PCI_VENDOR_ID_NETRONOME		0x19ee
+#define PCI_DEVICE_ID_NETRONOME_NFP3200	0x3200
+#define PCI_DEVICE_ID_NETRONOME_NFP3240	0x3240
+#define PCI_DEVICE_ID_NETRONOME_NFP4000	0x4000
+#define PCI_DEVICE_ID_NETRONOME_NFP6000	0x6000
+#define PCI_DEVICE_ID_NETRONOME_NFP6000_VF	0x6003
+
 #define PCI_VENDOR_ID_QMI		0x1a32
 
 #define PCI_VENDOR_ID_AZWAVE		0x1a3b
diff --git a/include/linux/serio.h b/include/linux/serio.h
index 9f779c7a2da4..27ae809edd70 100644
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -29,7 +29,8 @@ struct serio {
 
 	struct serio_device_id id;
 
-	spinlock_t lock;		/* protects critical sections from port's interrupt handler */
+	/* Protects critical sections from port's interrupt handler */
+	spinlock_t lock;
 
 	int (*write)(struct serio *, unsigned char);
 	int (*open)(struct serio *);
@@ -38,16 +39,29 @@ struct serio {
 	void (*stop)(struct serio *);
 
 	struct serio *parent;
-	struct list_head child_node;	/* Entry in parent->children list */
+	/* Entry in parent->children list */
+	struct list_head child_node;
 	struct list_head children;
-	unsigned int depth;		/* level of nesting in serio hierarchy */
+	/* Level of nesting in serio hierarchy */
+	unsigned int depth;
 
-	struct serio_driver *drv;	/* accessed from interrupt, must be protected by serio->lock and serio->sem */
-	struct mutex drv_mutex;		/* protects serio->drv so attributes can pin driver */
+	/*
+	 * serio->drv is accessed from interrupt handlers; when modifying
+	 * caller should acquire serio->drv_mutex and serio->lock.
+	 */
+	struct serio_driver *drv;
+	/* Protects serio->drv so attributes can pin current driver */
+	struct mutex drv_mutex;
 
 	struct device dev;
 
 	struct list_head node;
+
+	/*
+	 * For use by PS/2 layer when several ports share hardware and
+	 * may get indigestion when exposed to concurrent access (i8042).
+	 */
+	struct mutex *ps2_cmd_mutex;
 };
 #define to_serio_port(d)	container_of(d, struct serio, dev)
 
diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h
index aa33fd1b2d4f..bff03877a2c8 100644
--- a/include/uapi/linux/usb/ch9.h
+++ b/include/uapi/linux/usb/ch9.h
@@ -913,6 +913,7 @@ enum usb_device_speed {
 	USB_SPEED_HIGH,				/* usb 2.0 */
 	USB_SPEED_WIRELESS,			/* wireless (usb 2.5) */
 	USB_SPEED_SUPER,			/* usb 3.0 */
+	USB_SPEED_SUPER_PLUS,			/* usb 3.1 */
 };
 
 
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 453e974287d1..ccaffd79dc6d 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1126,7 +1126,7 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
 
 	/* free all potentially still buffered bcast frames */
 	local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf);
-	skb_queue_purge(&sdata->u.ap.ps.bc_buf);
+	ieee80211_purge_tx_queue(&local->hw, &sdata->u.ap.ps.bc_buf);
 
 	ieee80211_vif_copy_chanctx_to_vlans(sdata, true);
 	mutex_lock(&local->mtx);
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index bc08a9ce3bd4..0f334c15ec9d 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -351,7 +351,7 @@ static void purge_old_ps_buffers(struct ieee80211_local *local)
 		skb = skb_dequeue(&ps->bc_buf);
 		if (skb) {
 			purged++;
-			dev_kfree_skb(skb);
+			ieee80211_free_txskb(&local->hw, skb);
 		}
 		total += skb_queue_len(&ps->bc_buf);
 	}
@@ -434,7 +434,7 @@ ieee80211_tx_h_multicast_ps_buf(struct ieee80211_tx_data *tx)
 	if (skb_queue_len(&ps->bc_buf) >= AP_MAX_BC_BUFFER) {
 		ps_dbg(tx->sdata,
 		       "BC TX buffer full - dropping the oldest frame\n");
-		dev_kfree_skb(skb_dequeue(&ps->bc_buf));
+		ieee80211_free_txskb(&tx->local->hw, skb_dequeue(&ps->bc_buf));
 	} else
 		tx->local->total_ps_buffered++;
 
@@ -2910,7 +2910,7 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw,
 			sdata = IEEE80211_DEV_TO_SUB_IF(skb->dev);
 		if (!ieee80211_tx_prepare(sdata, &tx, skb))
 			break;
-		dev_kfree_skb_any(skb);
+		ieee80211_free_txskb(hw, skb);
 	}
 
 	info = IEEE80211_SKB_CB(skb);