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staging: comedi: rtd520: remove RtdPacerStart 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
'readl'. 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 16:51:46 -07:00 • committed by Greg Kroah-Hartman
commit 18e18ddded
1 changed files with 1 additions and 3 deletions
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4
drivers/staging/comedi/drivers/rtd520.c
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@ -407,8 +407,6 @@ struct rtdPrivate {
/* Macros to access registers */
/* pacer start/stop read=start, write=stop*/
#define RtdPacerStart(dev) \
readl(devpriv->las0+LAS0_PACER)
#define RtdPacerStop(dev) \
writel(0, devpriv->las0+LAS0_PACER)
@ -1609,7 +1607,7 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
/* BUG: start_src is ASSUMED to be TRIG_NOW */
/* BUG? it seems like things are running before the "start" */
RtdPacerStart(dev); /* Start PACER */
readl(devpriv->las0 + LAS0_PACER);
return 0;
}