usbtmc_class 2228 drivers/usb/class/usbtmc.c static struct usb_class_driver usbtmc_class = { usbtmc_class 2420 drivers/usb/class/usbtmc.c retcode = usb_register_dev(intf, &usbtmc_class); usbtmc_class 2443 drivers/usb/class/usbtmc.c usb_deregister_dev(intf, &usbtmc_class);