comedi_usb.h (1476B)
1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* comedi_usb.h 3 * header file for USB Comedi drivers 4 * 5 * COMEDI - Linux Control and Measurement Device Interface 6 * Copyright (C) 1997-2000 David A. Schleef <ds@schleef.org> 7 */ 8 9#ifndef _COMEDI_USB_H 10#define _COMEDI_USB_H 11 12#include <linux/usb.h> 13#include <linux/comedi/comedidev.h> 14 15struct usb_interface *comedi_to_usb_interface(struct comedi_device *dev); 16struct usb_device *comedi_to_usb_dev(struct comedi_device *dev); 17 18int comedi_usb_auto_config(struct usb_interface *intf, 19 struct comedi_driver *driver, unsigned long context); 20void comedi_usb_auto_unconfig(struct usb_interface *intf); 21 22int comedi_usb_driver_register(struct comedi_driver *comedi_driver, 23 struct usb_driver *usb_driver); 24void comedi_usb_driver_unregister(struct comedi_driver *comedi_driver, 25 struct usb_driver *usb_driver); 26 27/** 28 * module_comedi_usb_driver() - Helper macro for registering a comedi USB driver 29 * @__comedi_driver: comedi_driver struct 30 * @__usb_driver: usb_driver struct 31 * 32 * Helper macro for comedi USB drivers which do not do anything special 33 * in module init/exit. This eliminates a lot of boilerplate. Each 34 * module may only use this macro once, and calling it replaces 35 * module_init() and module_exit() 36 */ 37#define module_comedi_usb_driver(__comedi_driver, __usb_driver) \ 38 module_driver(__comedi_driver, comedi_usb_driver_register, \ 39 comedi_usb_driver_unregister, &(__usb_driver)) 40 41#endif /* _COMEDI_USB_H */