linux-kernel - [PATCH 49/83] staging: comedi: rtd520: remove RtdDioStatusRead macro

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Message-ID: <201207101706.50921.hartleys@visionengravers.com>
Date:	Tue, 10 Jul 2012 17:06:50 -0700
From:	H Hartley Sweeten <hartleys@...ionengravers.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
CC:	<devel@...verdev.osuosl.org>, <abbotti@....co.uk>,
	<gregkh@...uxfoundation.org>
Subject: [PATCH 49/83] staging: comedi: rtd520: remove RtdDioStatusRead 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@...ionengravers.com>
Cc: Ian Abbott <abbotti@....co.uk>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 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 452b04b..b7e1322 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 RtdDioStatusRead(dev) \
-	(readw(devpriv->las0+LAS0_DIO_STATUS) & 0xff)
 #define RtdDioStatusWrite(dev, v) \
 	writew((devpriv->dioStatus = (v)), devpriv->las0+LAS0_DIO_STATUS)
 
-- 
1.7.11

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