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/pci.h>
30 #include "../comedidev.h"
32 #define PCI_DEVICE_ID_PIO1616L 0x8172
37 #define PIO1616L_DI_REG 0x00
38 #define PIO1616L_DO_REG 0x02
40 static int contec_do_insn_bits(struct comedi_device *dev,
41 struct comedi_subdevice *s,
42 struct comedi_insn *insn, unsigned int *data)
44 unsigned int mask = data[0];
45 unsigned int bits = data[1];
49 s->state |= (bits & mask);
51 outw(s->state, dev->iobase + PIO1616L_DO_REG);
59 static int contec_di_insn_bits(struct comedi_device *dev,
60 struct comedi_subdevice *s,
61 struct comedi_insn *insn, unsigned int *data)
63 data[1] = inw(dev->iobase + PIO1616L_DI_REG);
68 static int contec_auto_attach(struct comedi_device *dev,
69 unsigned long context_unused)
71 struct pci_dev *pcidev = comedi_to_pci_dev(dev);
72 struct comedi_subdevice *s;
75 ret = comedi_pci_enable(dev);
78 dev->iobase = pci_resource_start(pcidev, 0);
80 ret = comedi_alloc_subdevices(dev, 2);
84 s = &dev->subdevices[0];
85 s->type = COMEDI_SUBD_DI;
86 s->subdev_flags = SDF_READABLE;
89 s->range_table = &range_digital;
90 s->insn_bits = contec_di_insn_bits;
92 s = &dev->subdevices[1];
93 s->type = COMEDI_SUBD_DO;
94 s->subdev_flags = SDF_WRITABLE;
97 s->range_table = &range_digital;
98 s->insn_bits = contec_do_insn_bits;
100 dev_info(dev->class_dev, "%s attached\n", dev->board_name);
105 static struct comedi_driver contec_pci_dio_driver = {
106 .driver_name = "contec_pci_dio",
107 .module = THIS_MODULE,
108 .auto_attach = contec_auto_attach,
109 .detach = comedi_pci_disable,
112 static int contec_pci_dio_pci_probe(struct pci_dev *dev,
113 const struct pci_device_id *id)
115 return comedi_pci_auto_config(dev, &contec_pci_dio_driver,
119 static DEFINE_PCI_DEVICE_TABLE(contec_pci_dio_pci_table) = {
120 { PCI_DEVICE(PCI_VENDOR_ID_CONTEC, PCI_DEVICE_ID_PIO1616L) },
123 MODULE_DEVICE_TABLE(pci, contec_pci_dio_pci_table);
125 static struct pci_driver contec_pci_dio_pci_driver = {
126 .name = "contec_pci_dio",
127 .id_table = contec_pci_dio_pci_table,
128 .probe = contec_pci_dio_pci_probe,
129 .remove = comedi_pci_auto_unconfig,
131 module_comedi_pci_driver(contec_pci_dio_driver, contec_pci_dio_pci_driver);
133 MODULE_AUTHOR("Comedi http://www.comedi.org");
134 MODULE_DESCRIPTION("Comedi low-level driver");
135 MODULE_LICENSE("GPL");