diff options
Diffstat (limited to 'drivers/staging/comedi')
| -rw-r--r-- | drivers/staging/comedi/drivers/adq12b.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/staging/comedi/drivers/adq12b.c b/drivers/staging/comedi/drivers/adq12b.c index 4a0bbd7..40e91d7 100644 --- a/drivers/staging/comedi/drivers/adq12b.c +++ b/drivers/staging/comedi/drivers/adq12b.c @@ -114,7 +114,6 @@ static const struct comedi_lrange range_adq12b_ai_unipolar = { }; struct adq12b_private { - int unipolar; /* option 2 of comedi_config (1 is iobase) */ int differential; /* option 3 of comedi_config */ unsigned int last_ctreg; }; @@ -218,7 +217,6 @@ static int adq12b_attach(struct comedi_device *dev, struct comedi_devconfig *it) if (!devpriv) return -ENOMEM; - devpriv->unipolar = it->options[1]; devpriv->differential = it->options[2]; devpriv->last_ctreg = -1; /* force ctreg update */ @@ -237,10 +235,8 @@ static int adq12b_attach(struct comedi_device *dev, struct comedi_devconfig *it) s->n_chan = 16; } - if (devpriv->unipolar) - s->range_table = &range_adq12b_ai_unipolar; - else - s->range_table = &range_adq12b_ai_bipolar; + s->range_table = it->options[1] ? &range_adq12b_ai_unipolar + : &range_adq12b_ai_bipolar; s->maxdata = 0xfff; |