linux-kernel - [PATCH 60/83] staging: comedi: rtd520: remove RtdDma0Reset macro

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Date:	Tue, 10 Jul 2012 17:12:22 -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 60/83] staging: comedi: rtd520: remove RtdDma0Reset macro

This macro uses the 'devpriv' macro which relies on a local variable
having a specific name. Plus it's just a wrapper around a simple
'writel'. 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 | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index 783341a..8238fb0 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 */
 
-/* Reset board state for DMA 0 */
-#define RtdDma0Reset(dev) \
-	writel(0, devpriv->las0+LAS0_DMA0_RESET)
-
 /* Reset board state for DMA 1 */
 #define RtdDma1Reset(dev) \
 	writel(0, devpriv->las0+LAS0_DMA1_SRC)
@@ -1297,7 +1293,7 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
 			RtdDma0Control(dev, PLX_CLEAR_DMA_INTR_BIT);
 		}
 	}
-	RtdDma0Reset(dev);	/* reset onboard state */
+	writel(0, devpriv->las0 + LAS0_DMA0_RESET);
 #endif /* USE_DMA */
 	writel(0, devpriv->las0 + LAS0_ADC_FIFO_CLEAR);
 	writel(0, devpriv->las0 + LAS0_OVERRUN);
-- 
1.7.11

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