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staging: comedi: rtd520: remove RtdDacUpdate macro

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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>
This commit is contained in:
H Hartley Sweeten 2012-07-10 17:09:31 -07:00 • committed by Greg Kroah-Hartman
parent 5f73c71855
commit 58f1fde22e
1 changed files with 1 additions and 5 deletions
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6
drivers/staging/comedi/drivers/rtd520.c
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@ -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 */