diff -up linux-2.6.29.noarch/drivers/usb/serial/Kconfig.qcserial linux-2.6.29.noarch/drivers/usb/serial/Kconfig
--- linux-2.6.29.noarch/drivers/usb/serial/Kconfig.qcserial	2009-03-23 23:12:14.000000000 +0000
+++ linux-2.6.29.noarch/drivers/usb/serial/Kconfig	2009-04-04 18:25:46.000000000 +0100
@@ -472,6 +472,15 @@ config USB_SERIAL_OTI6858
 	  To compile this driver as a module, choose M here: the
 	  module will be called oti6858.
 
+config USB_SERIAL_QUALCOMM
+	tristate "USB Qualcomm Serial modem"
+	help
+	  Say Y here if you have a Qualcomm USB modem device.  These are
+	  usually wireless cellular modems.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called qcserial.
+
 config USB_SERIAL_SPCP8X5
 	tristate "USB SPCP8x5 USB To Serial Driver"
 	help
diff -up linux-2.6.29.noarch/drivers/usb/serial/Makefile.qcserial linux-2.6.29.noarch/drivers/usb/serial/Makefile
--- linux-2.6.29.noarch/drivers/usb/serial/Makefile.qcserial	2009-03-23 23:12:14.000000000 +0000
+++ linux-2.6.29.noarch/drivers/usb/serial/Makefile	2009-04-04 18:25:46.000000000 +0100
@@ -45,6 +45,7 @@ obj-$(CONFIG_USB_SERIAL_OPTICON)		+= opt
 obj-$(CONFIG_USB_SERIAL_OPTION)			+= option.o
 obj-$(CONFIG_USB_SERIAL_OTI6858)		+= oti6858.o
 obj-$(CONFIG_USB_SERIAL_PL2303)			+= pl2303.o
+obj-$(CONFIG_USB_SERIAL_QUALCOMM)		+= qcserial.o
 obj-$(CONFIG_USB_SERIAL_SAFE)			+= safe_serial.o
 obj-$(CONFIG_USB_SERIAL_SIEMENS_MPI)		+= siemens_mpi.o
 obj-$(CONFIG_USB_SERIAL_SIERRAWIRELESS)		+= sierra.o
diff -up /dev/null linux-2.6.29.noarch/drivers/usb/serial/qcserial.c
--- /dev/null	2009-04-03 17:11:07.397135076 +0100
+++ linux-2.6.29.noarch/drivers/usb/serial/qcserial.c	2009-04-04 18:26:00.000000000 +0100
@@ -0,0 +1,168 @@
+/*
+ * Qualcomm Serial USB driver
+ *
+ *	Copyright (c) 2008 QUALCOMM Incorporated.
+ *	Copyright (c) 2009 Greg Kroah-Hartman <gregkh@suse.de>
+ *	Copyright (c) 2009 Novell Inc.
+ *
+ *	This program is free software; you can redistribute it and/or
+ *	modify it under the terms of the GNU General Public License version
+ *	2 as published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/tty.h>
+#include <linux/tty_flip.h>
+#include <linux/usb.h>
+#include <linux/usb/serial.h>
+
+#define DRIVER_AUTHOR "Qualcomm Inc"
+#define DRIVER_DESC "Qualcomm USB Serial driver"
+
+static int debug;
+
+static struct usb_device_id id_table[] = {
+	{USB_DEVICE(0x05c6, 0x9211)},	/* Acer Gobi QDL device */
+	{USB_DEVICE(0x05c6, 0x9212)},	/* Acer Gobi Modem Device */
+	{USB_DEVICE(0x03f0, 0x1f1d)},	/* HP un2400 Gobi Modem Device */
+	{USB_DEVICE(0x03f0, 0x201d)},	/* HP un2400 Gobi QDL Device */
+	{USB_DEVICE(0x04da, 0x250d)},	/* Panasonic Gobi Modem device */
+	{USB_DEVICE(0x04da, 0x250c)},	/* Panasonic Gobi QDL device */
+	{USB_DEVICE(0x413c, 0x8172)},	/* Dell Gobi Modem device */
+	{USB_DEVICE(0x413c, 0x8171)},	/* Dell Gobi QDL device */
+	{USB_DEVICE(0x1410, 0xa001)},	/* Novatel Gobi Modem device */
+	{USB_DEVICE(0x1410, 0xa008)},	/* Novatel Gobi QDL device */
+	{USB_DEVICE(0x0b05, 0x1776)},	/* Asus Gobi Modem device */
+	{USB_DEVICE(0x0b05, 0x1774)},	/* Asus Gobi QDL device */
+	{USB_DEVICE(0x19d2, 0xfff3)},	/* ONDA Gobi Modem device */
+	{USB_DEVICE(0x19d2, 0xfff2)},	/* ONDA Gobi QDL device */
+	{USB_DEVICE(0x1557, 0x0a80)},	/* OQO Gobi QDL device */
+	{USB_DEVICE(0x05c6, 0x9001)},   /* Generic Gobi Modem device */
+	{USB_DEVICE(0x05c6, 0x9002)},	/* Generic Gobi Modem device */
+	{USB_DEVICE(0x05c6, 0x9202)},	/* Generic Gobi Modem device */
+	{USB_DEVICE(0x05c6, 0x9203)},	/* Generic Gobi Modem device */
+	{USB_DEVICE(0x05c6, 0x9222)},	/* Generic Gobi Modem device */
+	{USB_DEVICE(0x05c6, 0x9008)},	/* Generic Gobi QDL device */
+	{USB_DEVICE(0x05c6, 0x9201)},	/* Generic Gobi QDL device */
+	{USB_DEVICE(0x05c6, 0x9221)},	/* Generic Gobi QDL device */
+	{USB_DEVICE(0x05c6, 0x9231)},	/* Generic Gobi QDL device */
+	{USB_DEVICE(0x1f45, 0x0001)},	/* Unknown Gobi QDL device */
+	{ }				/* Terminating entry */
+};
+MODULE_DEVICE_TABLE(usb, id_table);
+
+static struct usb_driver qcdriver = {
+	.name			= "qcserial",
+	.probe			= usb_serial_probe,
+	.disconnect		= usb_serial_disconnect,
+	.id_table		= id_table,
+	.suspend		= usb_serial_suspend,
+	.resume			= usb_serial_resume,
+	.supports_autosuspend	= true,
+};
+
+static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
+{
+	int retval = -ENODEV;
+	__u8 nintf;
+	__u8 ifnum;
+
+	dbg("%s", __func__);
+
+	nintf = serial->dev->actconfig->desc.bNumInterfaces;
+	dbg("Num Interfaces = %d", nintf);
+	ifnum = serial->interface->cur_altsetting->desc.bInterfaceNumber;
+	dbg("This Interface = %d", ifnum);
+
+	switch (nintf) {
+	case 1:
+		/* QDL mode */
+		if (serial->interface->num_altsetting == 2) {
+			struct usb_host_interface *intf;
+
+			intf = &serial->interface->altsetting[1];
+			if (intf->desc.bNumEndpoints == 2) {
+				if (usb_endpoint_is_bulk_in(&intf->endpoint[0].desc) &&
+				    usb_endpoint_is_bulk_out(&intf->endpoint[1].desc)) {
+					dbg("QDL port found");
+					retval = usb_set_interface(serial->dev, ifnum, 1);
+					if (retval < 0) {
+						dev_err(&serial->dev->dev,
+							"Could not set interface, error %d\n",
+							retval);
+						retval = -ENODEV;
+					}
+					return retval;
+				}
+			}
+		}
+		break;
+
+	case 4:
+		/* Composite mode */
+		if (ifnum == 2) {
+			dbg("Modem port found");
+			retval = usb_set_interface(serial->dev, ifnum, 0);
+			if (retval < 0) {
+				dev_err(&serial->dev->dev,
+					"Could not set interface, error %d\n",
+					retval);
+				retval = -ENODEV;
+			}
+			return retval;
+		}
+		break;
+
+	default:
+		dev_err(&serial->dev->dev,
+			"unknown number of interfaces: %d\n", nintf);
+		return -ENODEV;
+	}
+
+	return retval;
+}
+
+static struct usb_serial_driver qcdevice = {
+	.driver = {
+		.owner     = THIS_MODULE,
+		.name      = "qcserial",
+	},
+	.description         = "Qualcomm USB modem",
+	.id_table            = id_table,
+	.usb_driver          = &qcdriver,
+	.num_ports           = 1,
+	.probe               = qcprobe,
+};
+
+static int __init qcinit(void)
+{
+	int retval;
+
+	retval = usb_serial_register(&qcdevice);
+	if (retval)
+		return retval;
+
+	retval = usb_register(&qcdriver);
+	if (retval) {
+		usb_serial_deregister(&qcdevice);
+		return retval;
+	}
+
+	return 0;
+}
+
+static void __exit qcexit(void)
+{
+	usb_deregister(&qcdriver);
+	usb_serial_deregister(&qcdevice);
+}
+
+module_init(qcinit);
+module_exit(qcexit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL v2");
+
+module_param(debug, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(debug, "Debug enabled or not");