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>
27 #include "../comedi_pci.h"
28 #include "addi_watchdog.h"
33 #define APCI2200_DI_REG 0x00
34 #define APCI2200_DO_REG 0x04
35 #define APCI2200_WDOG_REG 0x08
37 static int apci2200_di_insn_bits(struct comedi_device
*dev
,
38 struct comedi_subdevice
*s
,
39 struct comedi_insn
*insn
,
42 data
[1] = inw(dev
->iobase
+ APCI2200_DI_REG
);
47 static int apci2200_do_insn_bits(struct comedi_device
*dev
,
48 struct comedi_subdevice
*s
,
49 struct comedi_insn
*insn
,
52 s
->state
= inw(dev
->iobase
+ APCI2200_DO_REG
);
54 if (comedi_dio_update_state(s
, data
))
55 outw(s
->state
, dev
->iobase
+ APCI2200_DO_REG
);
62 static int apci2200_reset(struct comedi_device
*dev
)
64 outw(0x0, dev
->iobase
+ APCI2200_DO_REG
);
66 addi_watchdog_reset(dev
->iobase
+ APCI2200_WDOG_REG
);
71 static int apci2200_auto_attach(struct comedi_device
*dev
,
72 unsigned long context_unused
)
74 struct pci_dev
*pcidev
= comedi_to_pci_dev(dev
);
75 struct comedi_subdevice
*s
;
78 ret
= comedi_pci_enable(dev
);
82 dev
->iobase
= pci_resource_start(pcidev
, 1);
84 ret
= comedi_alloc_subdevices(dev
, 3);
88 /* Initialize the digital input subdevice */
89 s
= &dev
->subdevices
[0];
90 s
->type
= COMEDI_SUBD_DI
;
91 s
->subdev_flags
= SDF_READABLE
;
94 s
->range_table
= &range_digital
;
95 s
->insn_bits
= apci2200_di_insn_bits
;
97 /* Initialize the digital output subdevice */
98 s
= &dev
->subdevices
[1];
99 s
->type
= COMEDI_SUBD_DO
;
100 s
->subdev_flags
= SDF_WRITABLE
;
103 s
->range_table
= &range_digital
;
104 s
->insn_bits
= apci2200_do_insn_bits
;
106 /* Initialize the watchdog subdevice */
107 s
= &dev
->subdevices
[2];
108 ret
= addi_watchdog_init(s
, dev
->iobase
+ APCI2200_WDOG_REG
);
116 static void apci2200_detach(struct comedi_device
*dev
)
120 comedi_pci_detach(dev
);
123 static struct comedi_driver apci2200_driver
= {
124 .driver_name
= "addi_apci_2200",
125 .module
= THIS_MODULE
,
126 .auto_attach
= apci2200_auto_attach
,
127 .detach
= apci2200_detach
,
130 static int apci2200_pci_probe(struct pci_dev
*dev
,
131 const struct pci_device_id
*id
)
133 return comedi_pci_auto_config(dev
, &apci2200_driver
, id
->driver_data
);
136 static const struct pci_device_id apci2200_pci_table
[] = {
137 { PCI_DEVICE(PCI_VENDOR_ID_ADDIDATA
, 0x1005) },
140 MODULE_DEVICE_TABLE(pci
, apci2200_pci_table
);
142 static struct pci_driver apci2200_pci_driver
= {
143 .name
= "addi_apci_2200",
144 .id_table
= apci2200_pci_table
,
145 .probe
= apci2200_pci_probe
,
146 .remove
= comedi_pci_auto_unconfig
,
148 module_comedi_pci_driver(apci2200_driver
, apci2200_pci_driver
);
150 MODULE_DESCRIPTION("ADDI-DATA APCI-2200 Relay board, optically isolated");
151 MODULE_AUTHOR("Comedi http://www.comedi.org");
152 MODULE_LICENSE("GPL");