Merge commit 'v2.6.26-rc9' into x86/cpu

22 files changed, 171 insertions, 64 deletions

diff --git a/drivers/usb/c67x00/c67x00-ll-hpi.c b/drivers/usb/c67x00/c67x00-ll-hpi.c
index 5100fbbf6cb0..a9636f43bca2 100644
--- a/drivers/usb/c67x00/c67x00-ll-hpi.c
+++ b/drivers/usb/c67x00/c67x00-ll-hpi.c
@@ -120,7 +120,7 @@ static void hpi_write_word(struct c67x00_device *dev, u16 reg, u16 value)
  * Only data is little endian, addr has cpu endianess
  */
 static void hpi_write_words_le16(struct c67x00_device *dev, u16 addr,
-				 u16 *data, u16 count)
+				 __le16 *data, u16 count)
 {
 	unsigned long flags;
 	int i;
@@ -129,7 +129,7 @@ static void hpi_write_words_le16(struct c67x00_device *dev, u16 addr,
 
 	hpi_write_reg(dev, HPI_ADDR, addr);
 	for (i = 0; i < count; i++)
-		hpi_write_reg(dev, HPI_DATA, cpu_to_le16(*data++));
+		hpi_write_reg(dev, HPI_DATA, le16_to_cpu(*data++));
 
 	spin_unlock_irqrestore(&dev->hpi.lock, flags);
 }
@@ -138,7 +138,7 @@ static void hpi_write_words_le16(struct c67x00_device *dev, u16 addr,
  * Only data is little endian, addr has cpu endianess
  */
 static void hpi_read_words_le16(struct c67x00_device *dev, u16 addr,
-				u16 *data, u16 count)
+				__le16 *data, u16 count)
 {
 	unsigned long flags;
 	int i;
@@ -146,7 +146,7 @@ static void hpi_read_words_le16(struct c67x00_device *dev, u16 addr,
 	spin_lock_irqsave(&dev->hpi.lock, flags);
 	hpi_write_reg(dev, HPI_ADDR, addr);
 	for (i = 0; i < count; i++)
-		*data++ = le16_to_cpu(hpi_read_reg(dev, HPI_DATA));
+		*data++ = cpu_to_le16(hpi_read_reg(dev, HPI_DATA));
 
 	spin_unlock_irqrestore(&dev->hpi.lock, flags);
 }
@@ -425,7 +425,7 @@ void c67x00_ll_write_mem_le16(struct c67x00_device *dev, u16 addr,
 		len--;
 	}
 
-	hpi_write_words_le16(dev, addr, (u16 *)buf, len / 2);
+	hpi_write_words_le16(dev, addr, (__le16 *)buf, len / 2);
 	buf += len & ~0x01;
 	addr += len & ~0x01;
 	len &= 0x01;
@@ -456,7 +456,7 @@ void c67x00_ll_read_mem_le16(struct c67x00_device *dev, u16 addr,
 		len--;
 	}
 
-	hpi_read_words_le16(dev, addr, (u16 *)buf, len / 2);
+	hpi_read_words_le16(dev, addr, (__le16 *)buf, len / 2);
 	buf += len & ~0x01;
 	addr += len & ~0x01;
 	len &= 0x01;
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 63c34043b4d9..c3201affa0b6 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1125,9 +1125,6 @@ static void stop_data_traffic(struct acm *acm)
 	for (i = 0; i < acm->rx_buflimit; i++)
 		usb_kill_urb(acm->ru[i].urb);
 
-	INIT_LIST_HEAD(&acm->filled_read_bufs);
-	INIT_LIST_HEAD(&acm->spare_read_bufs);
-
 	tasklet_enable(&acm->urb_task);
 
 	cancel_work_sync(&acm->work);
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 107666d4e2ec..731db051070a 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -611,8 +611,8 @@ next_desc:
 		goto err;
 	}
 
-	desc->wMaxPacketSize = ep->wMaxPacketSize;
-	desc->bMaxPacketSize0 = cpu_to_le16(udev->descriptor.bMaxPacketSize0);
+	desc->wMaxPacketSize = le16_to_cpu(ep->wMaxPacketSize);
+	desc->bMaxPacketSize0 = udev->descriptor.bMaxPacketSize0;
 
 	desc->orq = kmalloc(sizeof(struct usb_ctrlrequest), GFP_KERNEL);
 	if (!desc->orq)
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 09a53e7f3327..7158dbb6e4b4 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1684,19 +1684,30 @@ EXPORT_SYMBOL_GPL(usb_bus_start_enum);
 irqreturn_t usb_hcd_irq (int irq, void *__hcd)
 {
 	struct usb_hcd		*hcd = __hcd;
-	int			start = hcd->state;
+	unsigned long		flags;
+	irqreturn_t		rc;
 
-	if (unlikely(start == HC_STATE_HALT ||
-	    !test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)))
-		return IRQ_NONE;
-	if (hcd->driver->irq (hcd) == IRQ_NONE)
-		return IRQ_NONE;
+	/* IRQF_DISABLED doesn't work correctly with shared IRQs
+	 * when the first handler doesn't use it.  So let's just
+	 * assume it's never used.
+	 */
+	local_irq_save(flags);
 
-	set_bit(HCD_FLAG_SAW_IRQ, &hcd->flags);
+	if (unlikely(hcd->state == HC_STATE_HALT ||
+		     !test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags))) {
+		rc = IRQ_NONE;
+	} else if (hcd->driver->irq(hcd) == IRQ_NONE) {
+		rc = IRQ_NONE;
+	} else {
+		set_bit(HCD_FLAG_SAW_IRQ, &hcd->flags);
 
-	if (unlikely(hcd->state == HC_STATE_HALT))
-		usb_hc_died (hcd);
-	return IRQ_HANDLED;
+		if (unlikely(hcd->state == HC_STATE_HALT))
+			usb_hc_died(hcd);
+		rc = IRQ_HANDLED;
+	}
+
+	local_irq_restore(flags);
+	return rc;
 }
 
 /*-------------------------------------------------------------------------*/
@@ -1860,6 +1871,13 @@ int usb_add_hcd(struct usb_hcd *hcd,
 
 	/* enable irqs just before we start the controller */
 	if (hcd->driver->irq) {
+
+		/* IRQF_DISABLED doesn't work as advertised when used together
+		 * with IRQF_SHARED. As usb_hcd_irq() will always disable
+		 * interrupts we can remove it here.
+		 */
+		irqflags &= ~IRQF_DISABLED;
+
 		snprintf(hcd->irq_descr, sizeof(hcd->irq_descr), "%s:usb%d",
 				hcd->driver->description, hcd->self.busnum);
 		if ((retval = request_irq(irqnum, &usb_hcd_irq, irqflags,
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 8eb4da332f56..512d2d57d41e 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -644,6 +644,48 @@ static void hub_stop(struct usb_hub *hub)
 
 #ifdef CONFIG_PM
 
+/* Try to identify which devices need USB-PERSIST handling */
+static int persistent_device(struct usb_device *udev)
+{
+	int i;
+	int retval;
+	struct usb_host_config *actconfig;
+
+	/* Explicitly not marked persistent? */
+	if (!udev->persist_enabled)
+		return 0;
+
+	/* No active config? */
+	actconfig = udev->actconfig;
+	if (!actconfig)
+		return 0;
+
+	/* FIXME! We should check whether it's open here or not! */
+
+	/*
+	 * Check that all the interface drivers have a
+	 * 'reset_resume' entrypoint
+	 */
+	retval = 0;
+	for (i = 0; i < actconfig->desc.bNumInterfaces; i++) {
+		struct usb_interface *intf;
+		struct usb_driver *driver;
+
+		intf = actconfig->interface[i];
+		if (!intf->dev.driver)
+			continue;
+		driver = to_usb_driver(intf->dev.driver);
+		if (!driver->reset_resume)
+			return 0;
+		/*
+		 * We have at least one driver, and that one
+		 * has a reset_resume method.
+		 */
+		retval = 1;
+	}
+	return retval;
+}
+
 static void hub_restart(struct usb_hub *hub, int type)
 {
 	struct usb_device *hdev = hub->hdev;
@@ -671,26 +713,19 @@ static void hub_restart(struct usb_hub *hub, int type)
 		}
 
 		/* Was the power session lost while we were suspended? */
-		switch (type) {
-		case HUB_RESET_RESUME:
-			portstatus = 0;
-			portchange = USB_PORT_STAT_C_CONNECTION;
-			break;
+		status = hub_port_status(hub, port1, &portstatus, &portchange);
 
-		case HUB_RESET:
-		case HUB_RESUME:
-			status = hub_port_status(hub, port1,
-					&portstatus, &portchange);
-			break;
-		}
+		/* If the device is gone, khubd will handle it later */
+		if (status == 0 && !(portstatus & USB_PORT_STAT_CONNECTION))
+			continue;
 
 		/* For "USB_PERSIST"-enabled children we must
 		 * mark the child device for reset-resume and
 		 * turn off the various status changes to prevent
 		 * khubd from disconnecting it later.
 		 */
-		if (udev->persist_enabled && status == 0 &&
-				!(portstatus & USB_PORT_STAT_ENABLE)) {
+		if (status == 0 && !(portstatus & USB_PORT_STAT_ENABLE) &&
+				persistent_device(udev)) {
 			if (portchange & USB_PORT_STAT_C_ENABLE)
 				clear_port_feature(hub->hdev, port1,
 						USB_PORT_FEAT_C_ENABLE);
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 3da1ab4b389d..c070b34b669d 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -47,6 +47,9 @@ static const struct usb_device_id usb_quirk_list[] = {
 	/* Edirol SD-20 */
 	{ USB_DEVICE(0x0582, 0x0027), .driver_info = USB_QUIRK_RESET_RESUME },
 
+	/* appletouch */
+	{ USB_DEVICE(0x05ac, 0x021a), .driver_info = USB_QUIRK_RESET_RESUME },
+
 	/* Avision AV600U */
 	{ USB_DEVICE(0x0638, 0x0a13), .driver_info =
 	  USB_QUIRK_STRING_FETCH_255 },
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 1ef6df395e0c..228797e54f9c 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -300,8 +300,8 @@ config USB_R8A66597_HCD
 	  module will be called r8a66597-hcd.
 
 config SUPERH_ON_CHIP_R8A66597
-	boolean "Enable SuperH on-chip USB like the R8A66597"
-	depends on USB_R8A66597_HCD && CPU_SUBTYPE_SH7366
+	boolean "Enable SuperH on-chip R8A66597 USB"
+	depends on USB_R8A66597_HCD && (CPU_SUBTYPE_SH7366 || CPU_SUBTYPE_SH7723)
 	help
-	   Renesas SuperH processor has USB like the R8A66597.
-	   This driver supported processor is SH7366.
+	   This driver enables support for the on-chip R8A66597 in the
+	   SH7366 and SH7723 processors.
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 35a03095757e..90245fd8bac4 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -177,6 +177,15 @@ timer_action_done (struct ehci_hcd *ehci, enum ehci_timer_action action)
 static inline void
 timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
 {
+	/* Don't override timeouts which shrink or (later) disable
+	 * the async ring; just the I/O watchdog.  Note that if a
+	 * SHRINK were pending, OFF would never be requested.
+	 */
+	if (timer_pending(&ehci->watchdog)
+			&& ((BIT(TIMER_ASYNC_SHRINK) | BIT(TIMER_ASYNC_OFF))
+				& ehci->actions))
+		return;
+
 	if (!test_and_set_bit (action, &ehci->actions)) {
 		unsigned long t;
 
@@ -192,15 +201,7 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action)
 			t = EHCI_SHRINK_JIFFIES;
 			break;
 		}
-		t += jiffies;
-		// all timings except IAA watchdog can be overridden.
-		// async queue SHRINK often precedes IAA.  while it's ready
-		// to go OFF neither can matter, and afterwards the IO
-		// watchdog stops unless there's still periodic traffic.
-		if (time_before_eq(t, ehci->watchdog.expires)
-				&& timer_pending (&ehci->watchdog))
-			return;
-		mod_timer (&ehci->watchdog, t);
+		mod_timer(&ehci->watchdog, t + jiffies);
 	}
 }
 
diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c
index c9cec8738261..65aa5ecf569a 100644
--- a/drivers/usb/host/isp1760-hcd.c
+++ b/drivers/usb/host/isp1760-hcd.c
@@ -2207,14 +2207,14 @@ struct usb_hcd *isp1760_register(u64 res_start, u64 res_len, int irq,
 		goto err_put;
 	}
 
-	ret = usb_add_hcd(hcd, irq, irqflags);
-	if (ret)
-		goto err_unmap;
-
 	hcd->irq = irq;
 	hcd->rsrc_start = res_start;
 	hcd->rsrc_len = res_len;
 
+	ret = usb_add_hcd(hcd, irq, irqflags);
+	if (ret)
+		goto err_unmap;
+
 	return hcd;
 
 err_unmap:
diff --git a/drivers/usb/host/isp1760-if.c b/drivers/usb/host/isp1760-if.c
index 440bf94f0d4c..c9db3fe98726 100644
--- a/drivers/usb/host/isp1760-if.c
+++ b/drivers/usb/host/isp1760-if.c
@@ -104,8 +104,8 @@ static u32 nxp_pci_io_base;
 static u32 iolength;
 static u32 pci_mem_phy0;
 static u32 length;
-static u8 *chip_addr;
-static u8 *iobase;
+static u8 __iomem *chip_addr;
+static u8 __iomem *iobase;
 
 static int __devinit isp1761_pci_probe(struct pci_dev *dev,
 		const struct pci_device_id *id)
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 33f1c1c32edf..a8160d65f32b 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -1054,7 +1054,7 @@ MODULE_LICENSE ("GPL");
 
 #ifdef CONFIG_MFD_SM501
 #include "ohci-sm501.c"
-#define PLATFORM_DRIVER		ohci_hcd_sm501_driver
+#define SM501_OHCI_DRIVER	ohci_hcd_sm501_driver
 #endif
 
 #if	!defined(PCI_DRIVER) &&		\
@@ -1062,6 +1062,7 @@ MODULE_LICENSE ("GPL");
 	!defined(OF_PLATFORM_DRIVER) &&	\
 	!defined(SA1111_DRIVER) &&	\
 	!defined(PS3_SYSTEM_BUS_DRIVER) && \
+	!defined(SM501_OHCI_DRIVER) && \
 	!defined(SSB_OHCI_DRIVER)
 #error "missing bus glue for ohci-hcd"
 #endif
@@ -1121,9 +1122,18 @@ static int __init ohci_hcd_mod_init(void)
 		goto error_ssb;
 #endif
 
+#ifdef SM501_OHCI_DRIVER
+	retval = platform_driver_register(&SM501_OHCI_DRIVER);
+	if (retval < 0)
+		goto error_sm501;
+#endif
+
 	return retval;
 
 	/* Error path */
+#ifdef SM501_OHCI_DRIVER
+ error_sm501:
+#endif
 #ifdef SSB_OHCI_DRIVER
  error_ssb:
 #endif
@@ -1159,6 +1169,9 @@ module_init(ohci_hcd_mod_init);
 
 static void __exit ohci_hcd_mod_exit(void)
 {
+#ifdef SM501_OHCI_DRIVER
+	platform_driver_unregister(&SM501_OHCI_DRIVER);
+#endif
 #ifdef SSB_OHCI_DRIVER
 	ssb_driver_unregister(&SSB_OHCI_DRIVER);
 #endif
diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c
index 9c9f3b59186f..9b547407c934 100644
--- a/drivers/usb/host/ohci-q.c
+++ b/drivers/usb/host/ohci-q.c
@@ -952,6 +952,7 @@ rescan_this:
 			struct urb	*urb;
 			urb_priv_t	*urb_priv;
 			__hc32		savebits;
+			u32		tdINFO;
 
 			td = list_entry (entry, struct td, td_list);
 			urb = td->urb;
@@ -966,6 +967,17 @@ rescan_this:
 			savebits = *prev & ~cpu_to_hc32 (ohci, TD_MASK);
 			*prev = td->hwNextTD | savebits;
 
+			/* If this was unlinked, the TD may not have been
+			 * retired ... so manually save the data toggle.
+			 * The controller ignores the value we save for
+			 * control and ISO endpoints.
+			 */
+			tdINFO = hc32_to_cpup(ohci, &td->hwINFO);
+			if ((tdINFO & TD_T) == TD_T_DATA0)
+				ed->hwHeadP &= ~cpu_to_hc32(ohci, ED_C);
+			else if ((tdINFO & TD_T) == TD_T_DATA1)
+				ed->hwHeadP |= cpu_to_hc32(ohci, ED_C);
+
 			/* HC may have partly processed this TD */
 			td_done (ohci, urb, td);
 			urb_priv->td_cnt++;
diff --git a/drivers/usb/misc/Kconfig b/drivers/usb/misc/Kconfig
index eb6c06979f3b..001789c9a11a 100644
--- a/drivers/usb/misc/Kconfig
+++ b/drivers/usb/misc/Kconfig
@@ -272,6 +272,7 @@ config USB_TEST
 config USB_ISIGHTFW
 	tristate "iSight firmware loading support"
 	depends on USB
+	select FW_LOADER
 	help
 	  This driver loads firmware for USB Apple iSight cameras, allowing
 	  them to be driven by the USB video class driver available at
diff --git a/drivers/usb/misc/isight_firmware.c b/drivers/usb/misc/isight_firmware.c
index 390e04885536..9f30aa1f8a5d 100644
--- a/drivers/usb/misc/isight_firmware.c
+++ b/drivers/usb/misc/isight_firmware.c
@@ -39,9 +39,12 @@ static int isight_firmware_load(struct usb_interface *intf,
 	struct usb_device *dev = interface_to_usbdev(intf);
 	int llen, len, req, ret = 0;
 	const struct firmware *firmware;
-	unsigned char *buf;
+	unsigned char *buf = kmalloc(50, GFP_KERNEL);
 	unsigned char data[4];
-	char *ptr;
+	u8 *ptr;
+
+	if (!buf)
+		return -ENOMEM;
 
 	if (request_firmware(&firmware, "isight.fw", &dev->dev) != 0) {
 		printk(KERN_ERR "Unable to load isight firmware\n");
@@ -59,7 +62,7 @@ static int isight_firmware_load(struct usb_interface *intf,
 		goto out;
 	}
 
-	while (1) {
+	while (ptr+4 <= firmware->data+firmware->size) {
 		memcpy(data, ptr, 4);
 		len = (data[0] << 8 | data[1]);
 		req = (data[2] << 8 | data[3]);
@@ -71,10 +74,14 @@ static int isight_firmware_load(struct usb_interface *intf,
 			continue;
 
 		for (; len > 0; req += 50) {
-			llen = len > 50 ? 50 : len;
+			llen = min(len, 50);
 			len -= llen;
-
-			buf = kmalloc(llen, GFP_KERNEL);
+			if (ptr+llen > firmware->data+firmware->size) {
+				printk(KERN_ERR
+				       "Malformed isight firmware");
+				ret = -ENODEV;
+				goto out;
+			}
 			memcpy(buf, ptr, llen);
 
 			ptr += llen;
@@ -89,16 +96,18 @@ static int isight_firmware_load(struct usb_interface *intf,
 				goto out;
 			}
 
-			kfree(buf);
 		}
 	}
+
 	if (usb_control_msg
 	    (dev, usb_sndctrlpipe(dev, 0), 0xa0, 0x40, 0xe600, 0, "\0", 1,
 	     300) != 1) {
 		printk(KERN_ERR "isight firmware loading completion failed\n");
 		ret = -ENODEV;
 	}
+
 out:
+	kfree(buf);
 	release_firmware(firmware);
 	return ret;
 }
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index cb7fa0eaf3ae..33182f4c2267 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -3264,8 +3264,6 @@ static void sisusb_disconnect(struct usb_interface *intf)
 
 	/* decrement our usage count */
 	kref_put(&sisusb->kref, sisusb_delete);
-
-	dev_info(&sisusb->sisusb_dev->dev, "Disconnected\n");
 }
 
 static struct usb_device_id sisusb_table [] = {
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 5234e7a3bd2c..0ff4a3971e45 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -637,6 +637,7 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
 	{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
+	{ USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
 	{ },					/* Optional parameter entry */
 	{ }					/* Terminating entry */
 };
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 06e0ecabb3eb..8302eca893ea 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -828,6 +828,9 @@
 /* Propox devices */
 #define FTDI_PROPOX_JTAGCABLEII_PID	0xD738
 
+/* Rig Expert Ukraine devices */
+#define FTDI_REU_TINY_PID		0xED22	/* RigExpert Tiny */
+
 /* Commands */
 #define FTDI_SIO_RESET 		0 /* Reset the port */
 #define FTDI_SIO_MODEM_CTRL 	1 /* Set the modem control register */
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c
index ea924dc48496..d9fb3768a2d7 100644
--- a/drivers/usb/serial/ipaq.c
+++ b/drivers/usb/serial/ipaq.c
@@ -570,7 +570,12 @@ static struct usb_serial_driver ipaq_device = {
 	.description =		"PocketPC PDA",
 	.usb_driver = 		&ipaq_driver,
 	.id_table =		ipaq_id_table,
-	.num_ports =		2,
+	/*
+	 * some devices have an extra endpoint, which
+	 * must be ignored as it would make the core
+	 * create a second port which oopses when used
+	 */
+	.num_ports =		1,
 	.open =			ipaq_open,
 	.close =		ipaq_close,
 	.attach =		ipaq_startup,
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 43cfde83a93b..a73420dd052a 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -306,6 +306,7 @@ static struct usb_device_id option_ids[] = {
 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) },
 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) },
 	{ USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC680) },
+	{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6000)}, /* ZTE AC8700 */
 	{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
 	{ USB_DEVICE(MAXON_VENDOR_ID, 0x6280) }, /* BP3-USB & BP3-EXT HSDPA */
 	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864E) },
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 103195abd417..2a0dd1b50dc4 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -57,6 +57,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_PHAROS) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_ALDIGA) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MMX) },
+	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_GPRS) },
 	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) },
 	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID_RSAQ5) },
 	{ USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index cff160abb130..6ac3bbcf7a22 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -15,6 +15,7 @@
 #define PL2303_PRODUCT_ID_RSAQ3		0xaaa2
 #define PL2303_PRODUCT_ID_ALDIGA	0x0611
 #define PL2303_PRODUCT_ID_MMX		0x0612
+#define PL2303_PRODUCT_ID_GPRS		0x0609
 
 #define ATEN_VENDOR_ID		0x0557
 #define ATEN_VENDOR_ID2		0x0547
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 45fe3663fa7f..39a7c11795c4 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -402,11 +402,19 @@ UNUSUAL_DEV(  0x04a5, 0x3010, 0x0100, 0x0100,
 		US_FL_IGNORE_RESIDUE ),
 
 #ifdef CONFIG_USB_STORAGE_CYPRESS_ATACB
+/* CY7C68300 : support atacb */
 UNUSUAL_DEV(  0x04b4, 0x6830, 0x0000, 0x9999,
 		"Cypress",
 		"Cypress AT2LP",
 		US_SC_CYP_ATACB, US_PR_DEVICE, NULL,
 		0),
+
+/* CY7C68310 : support atacb and atacb2 */
+UNUSUAL_DEV(  0x04b4, 0x6831, 0x0000, 0x9999,
+		"Cypress",
+		"Cypress ISD-300LP",
+		US_SC_CYP_ATACB, US_PR_DEVICE, NULL,
+		0),
 #endif
 
 /* Reported by Simon Levitt <simon@whattf.com>