USB_DEVICE_ID_LD_MACHINETEST  713 drivers/hid/hid-ids.h #define USB_DEVICE_ID_LD_MACHINETEST	0x2040
USB_DEVICE_ID_LD_MACHINETEST   62 drivers/usb/misc/ldusb.c #define USB_DEVICE_ID_LD_MACHINETEST	0x2040	/* USB Product ID of Machine Test System */