diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/cb_pcidas64.c')
-rw-r--r-- | drivers/staging/comedi/drivers/cb_pcidas64.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/staging/comedi/drivers/cb_pcidas64.c b/drivers/staging/comedi/drivers/cb_pcidas64.c index 388dbd7a5d27..ff5206536be3 100644 --- a/drivers/staging/comedi/drivers/cb_pcidas64.c +++ b/drivers/staging/comedi/drivers/cb_pcidas64.c @@ -1137,7 +1137,7 @@ struct pcidas64_private { volatile short ai_cmd_running; unsigned int ai_fifo_segment_length; struct ext_clock_info ext_clock; - short ao_bounce_buffer[DAC_FIFO_SIZE]; + unsigned short ao_bounce_buffer[DAC_FIFO_SIZE]; }; static unsigned int ai_range_bits_6xxx(const struct comedi_device *dev, @@ -3490,18 +3490,15 @@ static int di_rbits(struct comedi_device *dev, struct comedi_subdevice *s, return insn->n; } -static int do_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int do_wbits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { struct pcidas64_private *devpriv = dev->private; - data[0] &= 0xf; - /* zero bits we are going to change */ - s->state &= ~data[0]; - /* set new bits */ - s->state |= data[0] & data[1]; - - writeb(s->state, devpriv->dio_counter_iobase + DO_REG); + if (comedi_dio_update_state(s, data)) + writeb(s->state, devpriv->dio_counter_iobase + DO_REG); data[1] = s->state; @@ -3526,14 +3523,14 @@ static int dio_60xx_config_insn(struct comedi_device *dev, return insn->n; } -static int dio_60xx_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int dio_60xx_wbits(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, + unsigned int *data) { struct pcidas64_private *devpriv = dev->private; - if (data[0]) { - s->state &= ~data[0]; - s->state |= (data[0] & data[1]); + if (comedi_dio_update_state(s, data)) { writeb(s->state, devpriv->dio_counter_iobase + DIO_DATA_60XX_REG); } |