linux/drivers/comedi/kcomedilib/kcomedilib_main.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * kcomedilib/kcomedilib.c
 * a comedlib interface for kernel modules
 *
 * COMEDI - Linux Control and Measurement Device Interface
 * Copyright (C) 1997-2000 David A. Schleef <[email protected]>
 */

#include <linux/module.h>

#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/fcntl.h>
#include <linux/mm.h>
#include <linux/io.h>

#include <linux/comedi.h>
#include <linux/comedi/comedidev.h>
#include <linux/comedi/comedilib.h>

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;

struct comedi_device *comedi_open(const char *filename)
{ … }
EXPORT_SYMBOL_GPL(…);

int comedi_close(struct comedi_device *dev)
{ … }
EXPORT_SYMBOL_GPL(…);

static int comedi_do_insn(struct comedi_device *dev,
			  struct comedi_insn *insn,
			  unsigned int *data)
{ … }

int comedi_dio_get_config(struct comedi_device *dev, unsigned int subdev,
			  unsigned int chan, unsigned int *io)
{ … }
EXPORT_SYMBOL_GPL(…);

int comedi_dio_config(struct comedi_device *dev, unsigned int subdev,
		      unsigned int chan, unsigned int io)
{ … }
EXPORT_SYMBOL_GPL(…);

int comedi_dio_bitfield2(struct comedi_device *dev, unsigned int subdev,
			 unsigned int mask, unsigned int *bits,
			 unsigned int base_channel)
{ … }
EXPORT_SYMBOL_GPL(…);

int comedi_find_subdevice_by_type(struct comedi_device *dev, int type,
				  unsigned int subd)
{ … }
EXPORT_SYMBOL_GPL(…);

int comedi_get_n_channels(struct comedi_device *dev, unsigned int subdevice)
{ … }
EXPORT_SYMBOL_GPL(…);

static int __init kcomedilib_module_init(void)
{ … }

static void __exit kcomedilib_module_exit(void)
{ … }

module_init(…) …;
module_exit(kcomedilib_module_exit);