1 // SPDX-License-Identifier: GPL-2.0+
4 * Copyright (C) 2004,2005 ADDI-DATA GmbH for the source code of this module.
5 * Project manager: S. Weber
10 * Tel: +19(0)7223/9493-0
11 * Fax: +49(0)7223/9493-92
12 * http://www.addi-data.com
16 #include <linux/module.h>
18 #include "../comedi_pci.h"
23 #define APCI16XX_IN_REG(x) (((x) * 4) + 0x08)
24 #define APCI16XX_OUT_REG(x) (((x) * 4) + 0x14)
25 #define APCI16XX_DIR_REG(x) (((x) * 4) + 0x20)
27 enum apci16xx_boardid {
32 struct apci16xx_boardinfo {
37 static const struct apci16xx_boardinfo apci16xx_boardtypes[] = {
40 .n_chan = 48, /* 2 subdevices */
44 .n_chan = 96, /* 3 subdevices */
48 static int apci16xx_insn_config(struct comedi_device *dev,
49 struct comedi_subdevice *s,
50 struct comedi_insn *insn,
53 unsigned int chan = CR_CHAN(insn->chanspec);
66 ret = comedi_dio_insn_config(dev, s, insn, data, mask);
70 outl(s->io_bits, dev->iobase + APCI16XX_DIR_REG(s->index));
75 static int apci16xx_dio_insn_bits(struct comedi_device *dev,
76 struct comedi_subdevice *s,
77 struct comedi_insn *insn,
80 if (comedi_dio_update_state(s, data))
81 outl(s->state, dev->iobase + APCI16XX_OUT_REG(s->index));
83 data[1] = inl(dev->iobase + APCI16XX_IN_REG(s->index));
88 static int apci16xx_auto_attach(struct comedi_device *dev,
89 unsigned long context)
91 struct pci_dev *pcidev = comedi_to_pci_dev(dev);
92 const struct apci16xx_boardinfo *board = NULL;
93 struct comedi_subdevice *s;
94 unsigned int n_subdevs;
99 if (context < ARRAY_SIZE(apci16xx_boardtypes))
100 board = &apci16xx_boardtypes[context];
103 dev->board_ptr = board;
104 dev->board_name = board->name;
106 ret = comedi_pci_enable(dev);
110 dev->iobase = pci_resource_start(pcidev, 0);
113 * Work out the nubmer of subdevices needed to support all the
114 * digital i/o channels on the board. Each subdevice supports
117 n_subdevs = board->n_chan / 32;
118 if ((n_subdevs * 32) < board->n_chan) {
119 last = board->n_chan - (n_subdevs * 32);
125 ret = comedi_alloc_subdevices(dev, n_subdevs);
129 /* Initialize the TTL digital i/o subdevices */
130 for (i = 0; i < n_subdevs; i++) {
131 s = &dev->subdevices[i];
132 s->type = COMEDI_SUBD_DIO;
133 s->subdev_flags = SDF_WRITABLE | SDF_READABLE;
134 s->n_chan = ((i * 32) < board->n_chan) ? 32 : last;
136 s->range_table = &range_digital;
137 s->insn_config = apci16xx_insn_config;
138 s->insn_bits = apci16xx_dio_insn_bits;
140 /* Default all channels to inputs */
142 outl(s->io_bits, dev->iobase + APCI16XX_DIR_REG(i));
148 static struct comedi_driver apci16xx_driver = {
149 .driver_name = "addi_apci_16xx",
150 .module = THIS_MODULE,
151 .auto_attach = apci16xx_auto_attach,
152 .detach = comedi_pci_detach,
155 static int apci16xx_pci_probe(struct pci_dev *dev,
156 const struct pci_device_id *id)
158 return comedi_pci_auto_config(dev, &apci16xx_driver, id->driver_data);
161 static const struct pci_device_id apci16xx_pci_table[] = {
162 { PCI_VDEVICE(ADDIDATA, 0x1009), BOARD_APCI1648 },
163 { PCI_VDEVICE(ADDIDATA, 0x100a), BOARD_APCI1696 },
166 MODULE_DEVICE_TABLE(pci, apci16xx_pci_table);
168 static struct pci_driver apci16xx_pci_driver = {
169 .name = "addi_apci_16xx",
170 .id_table = apci16xx_pci_table,
171 .probe = apci16xx_pci_probe,
172 .remove = comedi_pci_auto_unconfig,
174 module_comedi_pci_driver(apci16xx_driver, apci16xx_pci_driver);
176 MODULE_DESCRIPTION("ADDI-DATA APCI-1648/1696, TTL I/O boards");
177 MODULE_AUTHOR("Comedi http://www.comedi.org");
178 MODULE_LICENSE("GPL");