43 строки
1.4 KiB
C
43 строки
1.4 KiB
C
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/* SPDX-License-Identifier: GPL-2.0+ */
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/* comedi_usb.h
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* header file for USB Comedi drivers
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*
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* COMEDI - Linux Control and Measurement Device Interface
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* Copyright (C) 1997-2000 David A. Schleef <ds@schleef.org>
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*/
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#ifndef _COMEDI_USB_H
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#define _COMEDI_USB_H
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#include <linux/usb.h>
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#include "comedidev.h"
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struct usb_interface *comedi_to_usb_interface(struct comedi_device *dev);
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struct usb_device *comedi_to_usb_dev(struct comedi_device *dev);
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int comedi_usb_auto_config(struct usb_interface *intf,
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struct comedi_driver *driver, unsigned long context);
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void comedi_usb_auto_unconfig(struct usb_interface *intf);
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int comedi_usb_driver_register(struct comedi_driver *comedi_driver,
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struct usb_driver *usb_driver);
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void comedi_usb_driver_unregister(struct comedi_driver *comedi_driver,
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struct usb_driver *usb_driver);
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/**
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* module_comedi_usb_driver() - Helper macro for registering a comedi USB driver
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* @__comedi_driver: comedi_driver struct
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* @__usb_driver: usb_driver struct
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*
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* Helper macro for comedi USB drivers which do not do anything special
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* in module init/exit. This eliminates a lot of boilerplate. Each
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* module may only use this macro once, and calling it replaces
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* module_init() and module_exit()
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*/
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#define module_comedi_usb_driver(__comedi_driver, __usb_driver) \
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module_driver(__comedi_driver, comedi_usb_driver_register, \
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comedi_usb_driver_unregister, &(__usb_driver))
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#endif /* _COMEDI_USB_H */
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