staging: comedi: rtd520: remove RtdPacerStop 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
'writel'. 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 190f287..5fca77b 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 */
 
-/* pacer start/stop read=start, write=stop*/
-#define RtdPacerStop(dev) \
-       writel(0, devpriv->las0+LAS0_PACER)
-
 /* Interrupt status */
 #define RtdInterruptStatus(dev) \
        readw(devpriv->las0+LAS0_IT)
@@ -1152,7 +1148,7 @@ abortTransfer:
 
 transferDone:
        writel(0, devpriv->las0 + LAS0_PACER_STOP);
-       RtdPacerStop(dev);      /* Stop PACER */
+       writel(0, devpriv->las0 + LAS0_PACER);
        writel(0, devpriv->las0 + LAS0_ADC_CONVERSION);
        RtdInterruptMask(dev, 0);       /* mask out SAMPLE */
 #ifdef USE_DMA
@@ -1421,7 +1417,7 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
 
        /* stop anything currently running */
        writel(0, devpriv->las0 + LAS0_PACER_STOP);
-       RtdPacerStop(dev);      /* make sure PACER is stopped */
+       writel(0, devpriv->las0 + LAS0_PACER);
        writel(0, devpriv->las0 + LAS0_ADC_CONVERSION);
        RtdInterruptMask(dev, 0);
 #ifdef USE_DMA
@@ -1619,7 +1615,7 @@ static int rtd_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
        u16 status;
 
        writel(0, devpriv->las0 + LAS0_PACER_STOP);
-       RtdPacerStop(dev);      /* Stop PACER */
+       writel(0, devpriv->las0 + LAS0_PACER);
        writel(0, devpriv->las0 + LAS0_ADC_CONVERSION);
        RtdInterruptMask(dev, 0);
        devpriv->aiCount = 0;   /* stop and don't transfer any more */