staging: comedi: rtd520: remove RtdTriggerPolarity macro
authorH Hartley Sweeten <hartleys@visionengravers.com>
Tue, 10 Jul 2012 23:48:58 +0000 (16:48 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 13 Jul 2012 15:12:25 +0000 (08:12 -0700)
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 <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/rtd520.c

index df505a3d0ee61bdd5764b6f20bce25c82995be03..1face9876708fe2704f59f7a050c7d14835f0374 100644 (file)
@@ -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)