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35#include <linux/module.h>
36
37#include "../comedi_pci.h"
38
39static int pci263_do_insn_bits(struct comedi_device *dev,
40 struct comedi_subdevice *s,
41 struct comedi_insn *insn,
42 unsigned int *data)
43{
44 if (comedi_dio_update_state(s, data)) {
45 outb(s->state & 0xff, dev->iobase);
46 outb((s->state >> 8) & 0xff, dev->iobase + 1);
47 }
48
49 data[1] = s->state;
50
51 return insn->n;
52}
53
54static int pci263_auto_attach(struct comedi_device *dev,
55 unsigned long context_unused)
56{
57 struct pci_dev *pci_dev = comedi_to_pci_dev(dev);
58 struct comedi_subdevice *s;
59 int ret;
60
61 ret = comedi_pci_enable(dev);
62 if (ret)
63 return ret;
64
65 dev->iobase = pci_resource_start(pci_dev, 2);
66 ret = comedi_alloc_subdevices(dev, 1);
67 if (ret)
68 return ret;
69
70 s = &dev->subdevices[0];
71
72 s->type = COMEDI_SUBD_DO;
73 s->subdev_flags = SDF_WRITABLE;
74 s->n_chan = 16;
75 s->maxdata = 1;
76 s->range_table = &range_digital;
77 s->insn_bits = pci263_do_insn_bits;
78
79 s->state = inb(dev->iobase) | (inb(dev->iobase + 1) << 8);
80
81 return 0;
82}
83
84static struct comedi_driver amplc_pci263_driver = {
85 .driver_name = "amplc_pci263",
86 .module = THIS_MODULE,
87 .auto_attach = pci263_auto_attach,
88 .detach = comedi_pci_detach,
89};
90
91static const struct pci_device_id pci263_pci_table[] = {
92 { PCI_DEVICE(PCI_VENDOR_ID_AMPLICON, 0x000c) },
93 {0}
94};
95MODULE_DEVICE_TABLE(pci, pci263_pci_table);
96
97static int amplc_pci263_pci_probe(struct pci_dev *dev,
98 const struct pci_device_id *id)
99{
100 return comedi_pci_auto_config(dev, &lc_pci263_driver,
101 id->driver_data);
102}
103
104static struct pci_driver amplc_pci263_pci_driver = {
105 .name = "amplc_pci263",
106 .id_table = pci263_pci_table,
107 .probe = &lc_pci263_pci_probe,
108 .remove = comedi_pci_auto_unconfig,
109};
110module_comedi_pci_driver(amplc_pci263_driver, amplc_pci263_pci_driver);
111
112MODULE_AUTHOR("Comedi http://www.comedi.org");
113MODULE_DESCRIPTION("Comedi driver for Amplicon PCI263 relay board");
114MODULE_LICENSE("GPL");
115