staging: comedi: rtd520: remove RtdDacUpdate macro

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 <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index 8ba7877..e81939c 100644 (file)
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -406,10 +406,6 @@ struct rtdPrivate {
 
 /* Macros to access registers */
 
-/* Start single DAC conversion */
-#define RtdDacUpdate(dev, n) \
-       writew(0, devpriv->las0 + (((n) == 0) ? LAS0_DAC1 : LAS0_DAC2))
-
 /* Start single DAC conversion on both DACs */
 #define RtdDacBothUpdate(dev) \
        writew(0, devpriv->las0+LAS0_DAC)
@@ -1572,7 +1568,7 @@ static int rtd_ao_winsn(struct comedi_device *dev,
                /* a typical programming sequence */
                writew(val, devpriv->las1 +
                        ((chan == 0) ? LAS1_DAC1_FIFO : LAS1_DAC2_FIFO));
-               RtdDacUpdate(dev, chan);        /* trigger the conversion */
+               writew(0, devpriv->las0 + ((chan == 0) ? LAS0_DAC1 : LAS0_DAC2));
 
                devpriv->aoValue[chan] = data[i];       /* save for read back */