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>
---
.../staging/comedi/drivers/addi-data/hwdrv_apci3120.c | 17 ++++++-----------
1 file changed, 6 insertions(+), 11 deletions(-)
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
index 1449b92..ac6e75d 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
@@ -2175,21 +2175,16 @@ static int apci3120_do_insn_bits(struct comedi_device
*dev,
unsigned int *data)
{
struct addi_private *devpriv = dev->private;
- unsigned int mask = data[0];
- unsigned int bits = data[1];
- unsigned int val;
- /* The do channels are bits 7:4 of the do register */
- val = devpriv->b_DigitalOutputRegister >> 4;
- if (mask) {
- val &= ~mask;
- val |= (bits & mask);
- devpriv->b_DigitalOutputRegister = val << 4;
+ if (comedi_dio_update_state(s, data)) {
+ /* The do channels are bits 7:4 of the do register */
+ devpriv->b_DigitalOutputRegister = s->state << 4;
- outb(val << 4, devpriv->iobase + APCI3120_DIGITAL_OUTPUT);
+ outb(devpriv->b_DigitalOutputRegister,
+ devpriv->iobase + APCI3120_DIGITAL_OUTPUT);
}
- data[1] = val;
+ data[1] = s->state;
return insn->n;
}
--
1.8.3.2
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