linux/drivers/comedi/drivers/amplc_pci263.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * Driver for Amplicon PCI263 relay board.
 *
 * Copyright (C) 2002 MEV Ltd. <https://www.mev.co.uk/>
 *
 * COMEDI - Linux Control and Measurement Device Interface
 * Copyright (C) 2000 David A. Schleef <[email protected]>
 */

/*
 * Driver: amplc_pci263
 * Description: Amplicon PCI263
 * Author: Ian Abbott <[email protected]>
 * Devices: [Amplicon] PCI263 (amplc_pci263)
 * Updated: Fri, 12 Apr 2013 15:19:36 +0100
 * Status: works
 *
 * Configuration options: not applicable, uses PCI auto config
 *
 * The board appears as one subdevice, with 16 digital outputs, each
 * connected to a reed-relay. Relay contacts are closed when output is 1.
 * The state of the outputs can be read.
 */

#include <linux/module.h>
#include <linux/comedi/comedi_pci.h>

/* PCI263 registers */
#define PCI263_DO_0_7_REG …
#define PCI263_DO_8_15_REG …

static int pci263_do_insn_bits(struct comedi_device *dev,
			       struct comedi_subdevice *s,
			       struct comedi_insn *insn,
			       unsigned int *data)
{ … }

static int pci263_auto_attach(struct comedi_device *dev,
			      unsigned long context_unused)
{ … }

static struct comedi_driver amplc_pci263_driver = …;

static const struct pci_device_id pci263_pci_table[] = …;
MODULE_DEVICE_TABLE(pci, pci263_pci_table);

static int amplc_pci263_pci_probe(struct pci_dev *dev,
				  const struct pci_device_id *id)
{ … }

static struct pci_driver amplc_pci263_pci_driver = …;
module_comedi_pci_driver(…);

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