2 comedi/drivers/contec_pci_dio.c
4 COMEDI - Linux Control and Measurement Device Interface
5 Copyright (C) 2000 David A. Schleef <ds@schleef.org>
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
18 Driver: contec_pci_dio
19 Description: Contec PIO1616L digital I/O board
20 Devices: [Contec] PIO1616L (contec_pci_dio)
21 Author: Stefano Rivoir <s.rivoir@gts.it>
22 Updated: Wed, 27 Jun 2007 13:00:06 +0100
25 Configuration Options: not applicable, uses comedi PCI auto config
28 #include <linux/module.h>
29 #include <linux/pci.h>
31 #include "../comedidev.h"
36 #define PIO1616L_DI_REG 0x00
37 #define PIO1616L_DO_REG 0x02
39 static int contec_do_insn_bits(struct comedi_device *dev,
40 struct comedi_subdevice *s,
41 struct comedi_insn *insn,
44 if (comedi_dio_update_state(s, data))
45 outw(s->state, dev->iobase + PIO1616L_DO_REG);
52 static int contec_di_insn_bits(struct comedi_device *dev,
53 struct comedi_subdevice *s,
54 struct comedi_insn *insn, unsigned int *data)
56 data[1] = inw(dev->iobase + PIO1616L_DI_REG);
61 static int contec_auto_attach(struct comedi_device *dev,
62 unsigned long context_unused)
64 struct pci_dev *pcidev = comedi_to_pci_dev(dev);
65 struct comedi_subdevice *s;
68 ret = comedi_pci_enable(dev);
71 dev->iobase = pci_resource_start(pcidev, 0);
73 ret = comedi_alloc_subdevices(dev, 2);
77 s = &dev->subdevices[0];
78 s->type = COMEDI_SUBD_DI;
79 s->subdev_flags = SDF_READABLE;
82 s->range_table = &range_digital;
83 s->insn_bits = contec_di_insn_bits;
85 s = &dev->subdevices[1];
86 s->type = COMEDI_SUBD_DO;
87 s->subdev_flags = SDF_WRITABLE;
90 s->range_table = &range_digital;
91 s->insn_bits = contec_do_insn_bits;
96 static struct comedi_driver contec_pci_dio_driver = {
97 .driver_name = "contec_pci_dio",
98 .module = THIS_MODULE,
99 .auto_attach = contec_auto_attach,
100 .detach = comedi_pci_disable,
103 static int contec_pci_dio_pci_probe(struct pci_dev *dev,
104 const struct pci_device_id *id)
106 return comedi_pci_auto_config(dev, &contec_pci_dio_driver,
110 static const struct pci_device_id contec_pci_dio_pci_table[] = {
111 { PCI_DEVICE(PCI_VENDOR_ID_CONTEC, 0x8172) },
114 MODULE_DEVICE_TABLE(pci, contec_pci_dio_pci_table);
116 static struct pci_driver contec_pci_dio_pci_driver = {
117 .name = "contec_pci_dio",
118 .id_table = contec_pci_dio_pci_table,
119 .probe = contec_pci_dio_pci_probe,
120 .remove = comedi_pci_auto_unconfig,
122 module_comedi_pci_driver(contec_pci_dio_driver, contec_pci_dio_pci_driver);
124 MODULE_AUTHOR("Comedi http://www.comedi.org");
125 MODULE_DESCRIPTION("Comedi low-level driver");
126 MODULE_LICENSE("GPL");