The extra mask used to only update the channels configured as outputs is
not necessary in this driver. Remove it and use comedi_dio_update_state()
to handle the boilerplate code to update the subdevice s->state.
Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/staging/comedi/drivers/addi_apci_16xx.c | 11 +----------
1 file changed, 1 insertion(+), 10 deletions(-)
diff --git a/drivers/staging/comedi/drivers/addi_apci_16xx.c
b/drivers/staging/comedi/drivers/addi_apci_16xx.c
index 9652374..5ee204b 100644
--- a/drivers/staging/comedi/drivers/addi_apci_16xx.c
+++ b/drivers/staging/comedi/drivers/addi_apci_16xx.c
@@ -87,17 +87,8 @@ static int apci16xx_dio_insn_bits(struct comedi_device *dev,
struct comedi_insn *insn,
unsigned int *data)
{
- unsigned int mask = data[0];
- unsigned int bits = data[1];
-
- /* Only update the channels configured as outputs */
- mask &= s->io_bits;
- if (mask) {
- s->state &= ~mask;
- s->state |= (bits & mask);
-
+ if (comedi_dio_update_state(s, data))
outl(s->state, dev->iobase + APCI16XX_OUT_REG(s->index));
- }
data[1] = inl(dev->iobase + APCI16XX_IN_REG(s->index));
--
1.8.3.2
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