2008-11-05 04:29:31 +00:00
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/*
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linux/include/comedilib.h
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header file for kcomedilib
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COMEDI - Linux Control and Measurement Device Interface
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Copyright (C) 1998-2001 David A. Schleef <ds@schleef.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _LINUX_COMEDILIB_H
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#define _LINUX_COMEDILIB_H
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2008-11-14 22:58:46 +00:00
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#include "comedi.h"
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2008-11-05 04:29:31 +00:00
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/* Kernel internal stuff. Needed by real-time modules and such. */
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#ifndef __KERNEL__
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#error linux/comedilib.h should not be included by non-kernel-space code
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#endif
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/* exported functions */
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#ifndef KCOMEDILIB_DEPRECATED
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/* these functions may not be called at real-time priority */
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2009-03-17 02:04:56 +00:00
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void *comedi_open(const char *path);
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int comedi_close(void *dev);
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2008-11-05 04:29:31 +00:00
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/* these functions may be called at any priority, but may fail at
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real-time priority */
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2009-03-17 02:04:56 +00:00
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int comedi_lock(void *dev, unsigned int subdev);
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int comedi_unlock(void *dev, unsigned int subdev);
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2008-11-05 04:29:31 +00:00
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/* these functions may be called at any priority, but you must hold
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the lock for the subdevice */
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int comedi_loglevel(int loglevel);
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void comedi_perror(const char *s);
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char *comedi_strerror(int errnum);
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int comedi_errno(void);
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2009-03-17 02:04:56 +00:00
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int comedi_fileno(void *dev);
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2008-11-05 04:29:31 +00:00
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2009-03-17 02:04:56 +00:00
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int comedi_cancel(void *dev, unsigned int subdev);
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int comedi_register_callback(void *dev, unsigned int subdev,
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2009-06-08 15:34:41 +00:00
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unsigned int mask, int (*cb) (unsigned int,
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void *), void *arg);
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2009-03-17 02:05:47 +00:00
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int comedi_command(void *dev, struct comedi_cmd *cmd);
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int comedi_command_test(void *dev, struct comedi_cmd *cmd);
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2009-03-17 02:05:42 +00:00
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int comedi_trigger(void *dev, unsigned int subdev, struct comedi_trig *it);
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int __comedi_trigger(void *dev, unsigned int subdev, struct comedi_trig *it);
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int comedi_data_write(void *dev, unsigned int subdev, unsigned int chan,
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unsigned int range, unsigned int aref, unsigned int data);
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int comedi_data_read(void *dev, unsigned int subdev, unsigned int chan,
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unsigned int range, unsigned int aref, unsigned int *data);
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int comedi_data_read_hint(void *dev, unsigned int subdev,
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unsigned int chan, unsigned int range,
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unsigned int aref);
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int comedi_data_read_delayed(void *dev, unsigned int subdev, unsigned int chan,
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unsigned int range, unsigned int aref,
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unsigned int *data, unsigned int nano_sec);
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int comedi_dio_config(void *dev, unsigned int subdev, unsigned int chan,
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unsigned int io);
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int comedi_dio_read(void *dev, unsigned int subdev, unsigned int chan,
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unsigned int *val);
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int comedi_dio_write(void *dev, unsigned int subdev, unsigned int chan,
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unsigned int val);
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int comedi_dio_bitfield(void *dev, unsigned int subdev, unsigned int mask,
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unsigned int *bits);
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int comedi_get_n_subdevices(void *dev);
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int comedi_get_version_code(void *dev);
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const char *comedi_get_driver_name(void *dev);
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const char *comedi_get_board_name(void *dev);
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int comedi_get_subdevice_type(void *dev, unsigned int subdevice);
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int comedi_find_subdevice_by_type(void *dev, int type, unsigned int subd);
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int comedi_get_n_channels(void *dev, unsigned int subdevice);
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2009-03-17 02:05:02 +00:00
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unsigned int comedi_get_maxdata(void *dev, unsigned int subdevice, unsigned
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int chan);
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int comedi_get_n_ranges(void *dev, unsigned int subdevice, unsigned int chan);
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2009-03-17 02:05:53 +00:00
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int comedi_do_insn(void *dev, struct comedi_insn *insn);
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int comedi_poll(void *dev, unsigned int subdev);
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2008-11-05 04:29:31 +00:00
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/* DEPRECATED functions */
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int comedi_get_rangetype(void *dev, unsigned int subdevice, unsigned int chan);
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/* ALPHA functions */
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unsigned int comedi_get_subdevice_flags(void *dev, unsigned int subdevice);
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int comedi_get_len_chanlist(void *dev, unsigned int subdevice);
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int comedi_get_krange(void *dev, unsigned int subdevice, unsigned int
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chan, unsigned int range, struct comedi_krange *krange);
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unsigned int comedi_get_buf_head_pos(void *dev, unsigned int subdevice);
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int comedi_set_user_int_count(void *dev, unsigned int subdevice,
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unsigned int buf_user_count);
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int comedi_map(void *dev, unsigned int subdev, void *ptr);
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int comedi_unmap(void *dev, unsigned int subdev);
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int comedi_get_buffer_size(void *dev, unsigned int subdev);
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int comedi_mark_buffer_read(void *dev, unsigned int subdevice,
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unsigned int num_bytes);
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int comedi_mark_buffer_written(void *d, unsigned int subdevice,
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unsigned int num_bytes);
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int comedi_get_buffer_contents(void *dev, unsigned int subdevice);
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int comedi_get_buffer_offset(void *dev, unsigned int subdevice);
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2008-11-05 04:29:31 +00:00
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#else
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/* these functions may not be called at real-time priority */
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int comedi_open(unsigned int minor);
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void comedi_close(unsigned int minor);
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/* these functions may be called at any priority, but may fail at
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real-time priority */
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int comedi_lock(unsigned int minor, unsigned int subdev);
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int comedi_unlock(unsigned int minor, unsigned int subdev);
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/* these functions may be called at any priority, but you must hold
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the lock for the subdevice */
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int comedi_cancel(unsigned int minor, unsigned int subdev);
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int comedi_register_callback(unsigned int minor, unsigned int subdev,
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unsigned int mask, int (*cb) (unsigned int,
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void *), void *arg);
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2008-11-05 04:29:31 +00:00
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2009-03-17 02:05:47 +00:00
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int comedi_command(unsigned int minor, struct comedi_cmd *cmd);
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int comedi_command_test(unsigned int minor, struct comedi_cmd *cmd);
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int comedi_trigger(unsigned int minor, unsigned int subdev,
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struct comedi_trig *it);
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int __comedi_trigger(unsigned int minor, unsigned int subdev,
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struct comedi_trig *it);
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int comedi_data_write(unsigned int dev, unsigned int subdev, unsigned int chan,
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unsigned int range, unsigned int aref, unsigned int data);
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int comedi_data_read(unsigned int dev, unsigned int subdev, unsigned int chan,
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unsigned int range, unsigned int aref, unsigned int *data);
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int comedi_dio_config(unsigned int dev, unsigned int subdev, unsigned int chan,
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unsigned int io);
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int comedi_dio_read(unsigned int dev, unsigned int subdev, unsigned int chan,
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unsigned int *val);
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2008-11-05 04:29:31 +00:00
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int comedi_dio_write(unsigned int dev, unsigned int subdev, unsigned int chan,
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unsigned int val);
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int comedi_dio_bitfield(unsigned int dev, unsigned int subdev,
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unsigned int mask, unsigned int *bits);
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int comedi_get_n_subdevices(unsigned int dev);
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int comedi_get_version_code(unsigned int dev);
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char *comedi_get_driver_name(unsigned int dev);
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char *comedi_get_board_name(unsigned int minor);
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int comedi_get_subdevice_type(unsigned int minor, unsigned int subdevice);
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int comedi_find_subdevice_by_type(unsigned int minor, int type,
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unsigned int subd);
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2008-11-05 04:29:31 +00:00
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int comedi_get_n_channels(unsigned int minor, unsigned int subdevice);
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2009-03-17 02:05:02 +00:00
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unsigned int comedi_get_maxdata(unsigned int minor, unsigned int subdevice, unsigned
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int chan);
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2008-11-05 04:29:31 +00:00
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int comedi_get_n_ranges(unsigned int minor, unsigned int subdevice, unsigned int
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chan);
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2009-03-17 02:05:53 +00:00
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int comedi_do_insn(unsigned int minor, struct comedi_insn *insn);
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2008-11-05 04:29:31 +00:00
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int comedi_poll(unsigned int minor, unsigned int subdev);
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/* DEPRECATED functions */
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int comedi_get_rangetype(unsigned int minor, unsigned int subdevice,
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2009-06-08 15:34:41 +00:00
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unsigned int chan);
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2008-11-05 04:29:31 +00:00
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/* ALPHA functions */
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unsigned int comedi_get_subdevice_flags(unsigned int minor, unsigned int
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subdevice);
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2008-11-05 04:29:31 +00:00
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int comedi_get_len_chanlist(unsigned int minor, unsigned int subdevice);
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int comedi_get_krange(unsigned int minor, unsigned int subdevice, unsigned int
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chan, unsigned int range, struct comedi_krange *krange);
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2008-11-05 04:29:31 +00:00
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unsigned int comedi_get_buf_head_pos(unsigned int minor, unsigned int
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2009-06-08 15:34:41 +00:00
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subdevice);
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2008-11-05 04:29:31 +00:00
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int comedi_set_user_int_count(unsigned int minor, unsigned int subdevice,
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2009-06-08 15:34:41 +00:00
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unsigned int buf_user_count);
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2008-11-05 04:29:31 +00:00
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int comedi_map(unsigned int minor, unsigned int subdev, void **ptr);
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int comedi_unmap(unsigned int minor, unsigned int subdev);
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#endif
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#endif
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