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path: root/drivers/staging/comedi/drivers/pcmad.c
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Diffstat (limited to 'drivers/staging/comedi/drivers/pcmad.c')
-rw-r--r--drivers/staging/comedi/drivers/pcmad.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/staging/comedi/drivers/pcmad.c b/drivers/staging/comedi/drivers/pcmad.c
index 423f23676d26..fe482fdd512e 100644
--- a/drivers/staging/comedi/drivers/pcmad.c
+++ b/drivers/staging/comedi/drivers/pcmad.c
@@ -75,12 +75,6 @@ static int pcmad_ai_wait_for_eoc(struct comedi_device *dev,
return -ETIME;
}
-static bool pcmad_range_is_bipolar(struct comedi_subdevice *s,
- unsigned int range)
-{
- return s->range_table->range[range].min < 0;
-}
-
static int pcmad_ai_insn_read(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
@@ -106,7 +100,7 @@ static int pcmad_ai_insn_read(struct comedi_device *dev,
if (s->maxdata == 0x0fff)
val >>= 4;
- if (pcmad_range_is_bipolar(s, range)) {
+ if (comedi_range_is_bipolar(s, range)) {
/* munge the two's complement value */
val ^= ((s->maxdata + 1) >> 1);
}