From bb50054f3ecfb8d1e5b2e568db261891bcc2c718 Mon Sep 17 00:00:00 2001
From: H Hartley Sweeten <hartleys@visionengravers.com>
Date: Tue, 10 Jul 2012 17:09:59 -0700
Subject: [PATCH] staging: comedi: rtd520: remove RtdDacBothUpdate macro

This macro uses the 'devpriv' macro which relies on a local variable
having a specific name. It's also not used. 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>
---
 drivers/staging/comedi/drivers/rtd520.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index e81939c0f8c2..ebe74bfa09a0 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -406,10 +406,6 @@ struct rtdPrivate {
 
 /* Macros to access registers */
 
-/* Start single DAC conversion on both DACs */
-#define RtdDacBothUpdate(dev) \
-	writew(0, devpriv->las0+LAS0_DAC)
-
 /* Set DAC output type and range */
 #define RtdDacRange(dev, n, v) \
 	writew((v) & 7, devpriv->las0 \
-- 
2.20.1