[PATCH 47/83] staging: comedi: rtd520: remove RtdDio1Read macro

[H Hartley Sweeten]

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@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/staging/comedi/drivers/rtd520.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index 6640e1b..826c01b 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -406,8 +406,6 @@ struct rtdPrivate {
 
 /* Macros to access registers */
 
-#define RtdDio1Read(dev) \
-	(readw(devpriv->las0+LAS0_DIO1) & 0xff)
 #define RtdDio1Write(dev, v) \
 	writew((v) & 0xff, devpriv->las0+LAS0_DIO1)
 
-- 
1.7.11

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