drivers/staging/comedi/comedilib.h

   1 /*
   2  * comedilib.h
   3  * Header file for kcomedilib
   4  *
   5  * COMEDI - Linux Control and Measurement Device Interface
   6  * Copyright (C) 1998-2001 David A. Schleef <ds@schleef.org>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  */
  18
  19 #ifndef _LINUX_COMEDILIB_H
  20 #define _LINUX_COMEDILIB_H
  21
  22 struct comedi_device *comedi_open(const char *path);
  23 int comedi_close(struct comedi_device *dev);
  24 int comedi_dio_get_config(struct comedi_device *dev, unsigned int subdev,
  25                           unsigned int chan, unsigned int *io);
  26 int comedi_dio_config(struct comedi_device *dev, unsigned int subdev,
  27                       unsigned int chan, unsigned int io);
  28 int comedi_dio_bitfield2(struct comedi_device *dev, unsigned int subdev,
  29                          unsigned int mask, unsigned int *bits,
  30                          unsigned int base_channel);
  31 int comedi_find_subdevice_by_type(struct comedi_device *dev, int type,
  32                                   unsigned int subd);
  33 int comedi_get_n_channels(struct comedi_device *dev, unsigned int subdevice);
  34
  35 #endif