2 * comedi/drivers/pcm3730.c
3 * Driver for PCM3730 and clones
5 * from pcl725 by David S.
11 Devices: [Advantech] PCM-3730 (pcm3730)
14 Configuration options:
18 #include "../comedidev.h"
20 #include <linux/ioport.h>
22 #define PCM3730_SIZE 4 /* consecutive io port addresses */
24 #define PCM3730_DOA 0 /* offsets for each port */
31 static int pcm3730_do_insn_bits(struct comedi_device *dev,
32 struct comedi_subdevice *s,
33 struct comedi_insn *insn, unsigned int *data)
37 s->state |= (data[0] & data[1]);
38 outb(s->state, dev->iobase + (unsigned long)(s->private));
45 static int pcm3730_di_insn_bits(struct comedi_device *dev,
46 struct comedi_subdevice *s,
47 struct comedi_insn *insn, unsigned int *data)
49 data[1] = inb(dev->iobase + (unsigned long)(s->private));
53 static int pcm3730_attach(struct comedi_device *dev,
54 struct comedi_devconfig *it)
56 struct comedi_subdevice *s;
59 ret = comedi_request_region(dev, it->options[0], PCM3730_SIZE);
63 ret = comedi_alloc_subdevices(dev, 6);
67 s = &dev->subdevices[0];
68 s->type = COMEDI_SUBD_DO;
69 s->subdev_flags = SDF_WRITABLE;
72 s->insn_bits = pcm3730_do_insn_bits;
73 s->range_table = &range_digital;
74 s->private = (void *)PCM3730_DOA;
76 s = &dev->subdevices[1];
77 s->type = COMEDI_SUBD_DO;
78 s->subdev_flags = SDF_WRITABLE;
81 s->insn_bits = pcm3730_do_insn_bits;
82 s->range_table = &range_digital;
83 s->private = (void *)PCM3730_DOB;
85 s = &dev->subdevices[2];
86 s->type = COMEDI_SUBD_DO;
87 s->subdev_flags = SDF_WRITABLE;
90 s->insn_bits = pcm3730_do_insn_bits;
91 s->range_table = &range_digital;
92 s->private = (void *)PCM3730_DOC;
94 s = &dev->subdevices[3];
95 s->type = COMEDI_SUBD_DI;
96 s->subdev_flags = SDF_READABLE;
99 s->insn_bits = pcm3730_di_insn_bits;
100 s->range_table = &range_digital;
101 s->private = (void *)PCM3730_DIA;
103 s = &dev->subdevices[4];
104 s->type = COMEDI_SUBD_DI;
105 s->subdev_flags = SDF_READABLE;
108 s->insn_bits = pcm3730_di_insn_bits;
109 s->range_table = &range_digital;
110 s->private = (void *)PCM3730_DIB;
112 s = &dev->subdevices[5];
113 s->type = COMEDI_SUBD_DI;
114 s->subdev_flags = SDF_READABLE;
117 s->insn_bits = pcm3730_di_insn_bits;
118 s->range_table = &range_digital;
119 s->private = (void *)PCM3730_DIC;
121 printk(KERN_INFO "\n");
126 static struct comedi_driver pcm3730_driver = {
127 .driver_name = "pcm3730",
128 .module = THIS_MODULE,
129 .attach = pcm3730_attach,
130 .detach = comedi_legacy_detach,
132 module_comedi_driver(pcm3730_driver);
134 MODULE_AUTHOR("Comedi http://www.comedi.org");
135 MODULE_DESCRIPTION("Comedi low-level driver");
136 MODULE_LICENSE("GPL");