diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/ni_atmio16d.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/ni_atmio16d.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/staging/comedi/drivers/ni_atmio16d.c b/drivers/staging/comedi/drivers/ni_atmio16d.c index bb3491f5ad21..a9f7d40d6db2 100644 --- a/drivers/staging/comedi/drivers/ni_atmio16d.c +++ b/drivers/staging/comedi/drivers/ni_atmio16d.c @@ -558,13 +558,12 @@ static int atmio16d_ao_insn_write(struct comedi_device *dev, static int atmio16d_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] | data[1]); + if (comedi_dio_update_state(s, data)) outw(s->state, dev->iobase + MIO_16_DIG_OUT_REG); - } + data[1] = inw(dev->iobase + MIO_16_DIG_IN_REG); return insn->n; |