staging: comedi: rtd520: remove RtdTriggerPolarity macro

PATCH In review H Hartley Sweeten 1 participant 1 message Jul 10, 2012 Staging

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H Hartley Sweeten

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2012-07-10 23:49 UTC #0 lore raw

PATCH 16/83 staging: comedi: rtd520: remove RtdTriggerPolarity macro

This macro uses the 'devpriv' macro which relies on a local variable having a specific name. It's also not used. Remove it.

Signed-off-by H Hartley Sweeten <[email protected]>

Cc Ian Abbott <[email protected]>

Cc Greg Kroah-Hartman <[email protected]>

---
 drivers/staging/comedi/drivers/rtd520.c | 4 ----
 1 file changed, 4 deletions(-)

drivers/staging/comedi/drivers/rtd520.c +0 -4

index df505a3..1face98 100644
@@ -406,10 +406,6 @@ struct rtdPrivate {
 
 /* Macros to access registers */
 
-/* Set external trigger polarity (write only) 0=positive edge, 1=negative */
-#define RtdTriggerPolarity(dev, v) \
-	writel((v > 0) ? 1 : 0, devpriv->las0+LAS0_ETRG_POLARITY)
-
 /* Start single ADC conversion */
 #define RtdAdcStart(dev) \
 	writew(0, devpriv->las0+LAS0_ADC)

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1.7.11