3 * Copyright (C) 2004,2005 ADDI-DATA GmbH for the source code of this module.
4 * Project manager: Eric Stolz
9 * Tel: +19(0)7223/9493-0
10 * Fax: +49(0)7223/9493-92
11 * http://www.addi-data.com
14 * This program is free software; you can redistribute it and/or modify it
15 * under the terms of the GNU General Public License as published by the
16 * Free Software Foundation; either version 2 of the License, or (at your
17 * option) any later version.
19 * This program is distributed in the hope that it will be useful, but WITHOUT
20 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
21 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
25 #include <linux/module.h>
26 #include <linux/pci.h>
28 #include "../comedidev.h"
29 #include "addi_watchdog.h"
34 #define APCI2200_DI_REG 0x00
35 #define APCI2200_DO_REG 0x04
36 #define APCI2200_WDOG_REG 0x08
38 static int apci2200_di_insn_bits(struct comedi_device *dev,
39 struct comedi_subdevice *s,
40 struct comedi_insn *insn,
43 data[1] = inw(dev->iobase + APCI2200_DI_REG);
48 static int apci2200_do_insn_bits(struct comedi_device *dev,
49 struct comedi_subdevice *s,
50 struct comedi_insn *insn,
53 s->state = inw(dev->iobase + APCI2200_DO_REG);
55 if (comedi_dio_update_state(s, data))
56 outw(s->state, dev->iobase + APCI2200_DO_REG);
63 static int apci2200_reset(struct comedi_device *dev)
65 outw(0x0, dev->iobase + APCI2200_DO_REG);
67 addi_watchdog_reset(dev->iobase + APCI2200_WDOG_REG);
72 static int apci2200_auto_attach(struct comedi_device *dev,
73 unsigned long context_unused)
75 struct pci_dev *pcidev = comedi_to_pci_dev(dev);
76 struct comedi_subdevice *s;
79 ret = comedi_pci_enable(dev);
83 dev->iobase = pci_resource_start(pcidev, 1);
85 ret = comedi_alloc_subdevices(dev, 3);
89 /* Initialize the digital input subdevice */
90 s = &dev->subdevices[0];
91 s->type = COMEDI_SUBD_DI;
92 s->subdev_flags = SDF_READABLE;
95 s->range_table = &range_digital;
96 s->insn_bits = apci2200_di_insn_bits;
98 /* Initialize the digital output subdevice */
99 s = &dev->subdevices[1];
100 s->type = COMEDI_SUBD_DO;
101 s->subdev_flags = SDF_WRITABLE;
104 s->range_table = &range_digital;
105 s->insn_bits = apci2200_do_insn_bits;
107 /* Initialize the watchdog subdevice */
108 s = &dev->subdevices[2];
109 ret = addi_watchdog_init(s, dev->iobase + APCI2200_WDOG_REG);
117 static void apci2200_detach(struct comedi_device *dev)
121 comedi_pci_detach(dev);
124 static struct comedi_driver apci2200_driver = {
125 .driver_name = "addi_apci_2200",
126 .module = THIS_MODULE,
127 .auto_attach = apci2200_auto_attach,
128 .detach = apci2200_detach,
131 static int apci2200_pci_probe(struct pci_dev *dev,
132 const struct pci_device_id *id)
134 return comedi_pci_auto_config(dev, &apci2200_driver, id->driver_data);
137 static const struct pci_device_id apci2200_pci_table[] = {
138 { PCI_DEVICE(PCI_VENDOR_ID_ADDIDATA, 0x1005) },
141 MODULE_DEVICE_TABLE(pci, apci2200_pci_table);
143 static struct pci_driver apci2200_pci_driver = {
144 .name = "addi_apci_2200",
145 .id_table = apci2200_pci_table,
146 .probe = apci2200_pci_probe,
147 .remove = comedi_pci_auto_unconfig,
149 module_comedi_pci_driver(apci2200_driver, apci2200_pci_driver);
151 MODULE_DESCRIPTION("ADDI-DATA APCI-2200 Relay board, optically isolated");
152 MODULE_AUTHOR("Comedi http://www.comedi.org");
153 MODULE_LICENSE("GPL");