Staging: comedi: add usb usbdux driver

University of Stirling USB DAQ & INCITE Technology Limited driver.

From: Bernd Porr <BerndPorr@f2s.com>
Cc: David Schleef <ds@schleef.org>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/comedi/drivers/Makefile

@@ -6,3 +6,6 @@ obj-$(CONFIG_COMEDI)			+= comedi_fc.o
 
 # Comedi PCI drivers
 obj-$(CONFIG_COMEDI_PCI_DRIVERS)	+= mite.o
+
+# Comedi USB drivers
+obj-$(CONFIG_COMEDI_USB_DRIVERS)	+= usbdux.o