diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/pcm3730.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/pcm3730.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/staging/comedi/drivers/pcm3730.c b/drivers/staging/comedi/drivers/pcm3730.c index f8d1c644daf8..d65e0bda2c44 100644 --- a/drivers/staging/comedi/drivers/pcm3730.c +++ b/drivers/staging/comedi/drivers/pcm3730.c @@ -32,8 +32,6 @@ static int pcm3730_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) { - if (insn->n != 2) - return -EINVAL; if (data[0]) { s->state &= ~data[0]; s->state |= (data[0] & data[1]); @@ -41,17 +39,15 @@ static int pcm3730_do_insn_bits(struct comedi_device *dev, } data[1] = s->state; - return 2; + return insn->n; } static int pcm3730_di_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) { - if (insn->n != 2) - return -EINVAL; data[1] = inb(dev->iobase + (unsigned long)(s->private)); - return 2; + return insn->n; } static int pcm3730_attach(struct comedi_device *dev, @@ -59,6 +55,7 @@ static int pcm3730_attach(struct comedi_device *dev, { struct comedi_subdevice *s; unsigned long iobase; + int ret; iobase = it->options[0]; printk(KERN_INFO "comedi%d: pcm3730: 0x%04lx ", dev->minor, iobase); @@ -71,8 +68,9 @@ static int pcm3730_attach(struct comedi_device *dev, dev->iobase = dev->iobase; dev->irq = 0; - if (alloc_subdevices(dev, 6) < 0) - return -ENOMEM; + ret = comedi_alloc_subdevices(dev, 6); + if (ret) + return ret; s = dev->subdevices + 0; s->type = COMEDI_SUBD_DO; |