#define MSB_PORT(chan) (LSB_PORT(chan)+1)
#define BITS 12
-/*
- * Bords
- */
-struct pcmda12_board {
- const char *name;
-};
-
/* note these have no effect and are merely here for reference..
these are configured by jumpering the board! */
static const struct comedi_lrange pcmda12_ranges = {
int simultaneous_xfer_mode;
};
-#define devpriv ((struct pcmda12_private *)(dev->private))
-
static void zero_chans(struct comedi_device *dev)
{ /* sets up an
ASIC chip to defaults */
static int ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
+ struct pcmda12_private *devpriv = dev->private;
int i;
int chan = CR_CHAN(insn->chanspec);
static int ao_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
+ struct pcmda12_private *devpriv = dev->private;
int i;
int chan = CR_CHAN(insn->chanspec);
static int pcmda12_attach(struct comedi_device *dev,
struct comedi_devconfig *it)
{
- const struct pcmda12_board *board = comedi_board(dev);
+ struct pcmda12_private *devpriv;
struct comedi_subdevice *s;
unsigned long iobase;
int ret;
}
dev->iobase = iobase;
- dev->board_name = board->name;
+ dev->board_name = dev->driver->driver_name;
-/*
- * Allocate the private structure area. alloc_private() is a
- * convenient macro defined in comedidev.h.
- */
- if (alloc_private(dev, sizeof(struct pcmda12_private)) < 0) {
- printk(KERN_ERR "cannot allocate private data structure\n");
+ devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL);
+ if (!devpriv)
return -ENOMEM;
- }
+ dev->private = devpriv;
devpriv->simultaneous_xfer_mode = it->options[1];
release_region(dev->iobase, IOSIZE);
}
-static const struct pcmda12_board pcmda12_boards[] = {
- {
- .name = "pcmda12",
- },
-};
-
static struct comedi_driver pcmda12_driver = {
.driver_name = "pcmda12",
.module = THIS_MODULE,
.attach = pcmda12_attach,
.detach = pcmda12_detach,
- .board_name = &pcmda12_boards[0].name,
- .offset = sizeof(struct pcmda12_board),
- .num_names = ARRAY_SIZE(pcmda12_boards),
};
module_comedi_driver(pcmda12_driver);