diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/dt2811.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/dt2811.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/staging/comedi/drivers/dt2811.c b/drivers/staging/comedi/drivers/dt2811.c index a41a5716f358..0ca02fa7ba1b 100644 --- a/drivers/staging/comedi/drivers/dt2811.c +++ b/drivers/staging/comedi/drivers/dt2811.c @@ -353,11 +353,11 @@ static int dt2811_di_insn_bits(struct comedi_device *dev, static int dt2811_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, + unsigned int *data) { - s->state &= ~data[0]; - s->state |= data[0] & data[1]; - outb(s->state, dev->iobase + DT2811_DIO); + if (comedi_dio_update_state(s, data)) + outb(s->state, dev->iobase + DT2811_DIO); data[1] = s->state; |