LXR linux/drivers/staging/comedi/comedi

   1/*
   2    comedi/comedi_compat32.h
   3    32-bit ioctl compatibility for 64-bit comedi kernel module.
   4
   5    Author: Ian Abbott, MEV Ltd. <abbotti@mev.co.uk>
   6    Copyright (C) 2007 MEV Ltd. <http://www.mev.co.uk/>
   7
   8    COMEDI - Linux Control and Measurement Device Interface
   9    Copyright (C) 1997-2007 David A. Schleef <ds@schleef.org>
  10
  11    This program is free software; you can redistribute it and/or modify
  12    it under the terms of the GNU General Public License as published by
  13    the Free Software Foundation; either version 2 of the License, or
  14    (at your option) any later version.
  15
  16    This program is distributed in the hope that it will be useful,
  17    but WITHOUT ANY WARRANTY; without even the implied warranty of
  18    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19    GNU General Public License for more details.
  20*/
  21
  22#ifndef _COMEDI_COMPAT32_H
  23#define _COMEDI_COMPAT32_H
  24
  25#ifdef CONFIG_COMPAT
  26
  27struct file;
  28extern long comedi_compat_ioctl(struct file *file, unsigned int cmd,
  29                                unsigned long arg);
  30
  31#else /* CONFIG_COMPAT */
  32
  33#define comedi_compat_ioctl     NULL
  34
  35#endif /* CONFIG_COMPAT */
  36
  37#endif /* _COMEDI_COMPAT32_H */
  38