This macro uses the 'devpriv' macro which relies on a local variable
having a specific name. Plus it's just a wrapper around a simple
'writew'. Remove the macro.

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/rtd520.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/staging/comedi/drivers/rtd520.c 
b/drivers/staging/comedi/drivers/rtd520.c
index b0c5f34..e7c550f 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -406,9 +406,6 @@ struct rtdPrivate {
 
 /* Macros to access registers */
 
-#define RtdDio0CtrlWrite(dev, v) \
-       writew((v) & 0xff, devpriv->las0+LAS0_DIO0_CTRL)
-
 /* Digital to Analog converter */
 /* Write one data value (sign + 12bit + marker bits) */
 /* Note: matches what DMA would put.  Actual value << 3 */
@@ -1686,7 +1683,7 @@ static int rtd_dio_insn_config(struct comedi_device *dev,
        /* TODO support digital match interrupts and strobes */
        devpriv->dioStatus = 0x01;      /* set direction */
        writew(devpriv->dioStatus, devpriv->las0 + LAS0_DIO_STATUS);
-       RtdDio0CtrlWrite(dev, s->io_bits);      /* set direction 1 means Out */
+       writew(s->io_bits & 0xff, devpriv->las0 + LAS0_DIO0_CTRL);
        devpriv->dioStatus = 0x00;      /* clear interrupts */
        writew(devpriv->dioStatus, devpriv->las0 + LAS0_DIO_STATUS);
 
-- 
1.7.11

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