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 14 #include "comedidev.h" 15 16 struct usb_interface *comedi_to_usb_interface(struct comedi_device *dev); 17 struct usb_device *comedi_to_usb_dev(struct comedi_device *dev); 18 19 int comedi_usb_auto_config(struct usb_interface *intf, 20 struct comedi_driver *driver, unsigned long context); 21 void comedi_usb_auto_unconfig(struct usb_interface *intf); 22 23 int comedi_usb_driver_register(struct comedi_driver *comedi_driver, 24 struct usb_driver *usb_driver); 25 void comedi_usb_driver_unregister(struct comedi_driver *comedi_driver, 26 struct usb_driver *usb_driver); 27 28 /** 29 * module_comedi_usb_driver() - Helper macro for registering a comedi USB driver 30 * @__comedi_driver: comedi_driver struct 31 * @__usb_driver: usb_driver struct 32 * 33 * Helper macro for comedi USB drivers which do not do anything special 34 * in module init/exit. This eliminates a lot of boilerplate. Each 35 * module may only use this macro once, and calling it replaces 36 * module_init() and module_exit() 37 */ 38 #define module_comedi_usb_driver(__comedi_driver, __usb_driver) \ 39 module_driver(__comedi_driver, comedi_usb_driver_register, \ 40 comedi_usb_driver_unregister, &(__usb_driver)) 41 42 #endif /* _COMEDI_USB_H */ 43
