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staging: comedi: ni_labpc: use comedi_range_is_unipolar()

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Use the core provided helper function instead of duplicating it as
a private function.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2013-08-28 15:01:53 -07:00 committed by Greg Kroah-Hartman
parent 43db70a507
commit a49061af1f
1 changed files with 2 additions and 8 deletions
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10
drivers/staging/comedi/drivers/ni_labpc.c
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@ -201,12 +201,6 @@ static int labpc_counter_set_mode(struct comedi_device *dev,
return i8254_set_mode(base_address, 0, counter_number, mode);
}
static bool labpc_range_is_unipolar(struct comedi_subdevice *s,
unsigned int range)
{
return s->range_table->range[range].min >= 0;
}
static int labpc_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
{
struct labpc_private *devpriv = dev->private;
@ -272,7 +266,7 @@ static void labpc_setup_cmd6_reg(struct comedi_device *dev,
devpriv->cmd6 &= ~CMD6_NRSE;
/* bipolar or unipolar range? */
if (labpc_range_is_unipolar(s, range))
if (comedi_range_is_unipolar(s, range))
devpriv->cmd6 |= CMD6_ADCUNI;
else
devpriv->cmd6 &= ~CMD6_ADCUNI;
@ -1046,7 +1040,7 @@ static int labpc_ao_insn_write(struct comedi_device *dev,
/* set range */
if (board->is_labpc1200) {
range = CR_RANGE(insn->chanspec);
if (labpc_range_is_unipolar(s, range))
if (comedi_range_is_unipolar(s, range))
devpriv->cmd6 |= CMD6_DACUNI(channel);
else
devpriv->cmd6 &= ~CMD6_DACUNI(channel);