release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/staging/comedi/comedilib.h

   1 /*
   2     linux/include/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     You should have received a copy of the GNU General Public License
  19     along with this program; if not, write to the Free Software
  20     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21
  22 */
  23
  24 #ifndef _LINUX_COMEDILIB_H
  25 #define _LINUX_COMEDILIB_H
  26
  27 struct comedi_device *comedi_open(const char *path);
  28 int comedi_close(struct comedi_device *dev);
  29 int comedi_dio_config(struct comedi_device *dev, unsigned int subdev,
  30                       unsigned int chan, unsigned int io);
  31 int comedi_dio_bitfield(struct comedi_device *dev, unsigned int subdev,
  32                         unsigned int mask, unsigned int *bits);
  33 int comedi_find_subdevice_by_type(struct comedi_device *dev, int type,
  34                                   unsigned int subd);
  35 int comedi_get_n_channels(struct comedi_device *dev, unsigned int subdevice);
  36
  37 #endif