linux-kernel - [PATCH 3/3] dmaengine: at_hdmac/trivial: rearrange CFG register bits assignment

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Date:	Fri, 10 May 2013 15:19:15 +0200
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Vinod Koul <vinod.koul@...el.com>,
	<linux-arm-kernel@...ts.infradead.org>
CC:	<linux-kernel@...r.kernel.org>,
	Ludovic Desroches <ludovic.desroches@...el.com>,
	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>,
	Nicolas Ferre <nicolas.ferre@...el.com>
Subject: [PATCH 3/3] dmaengine: at_hdmac/trivial: rearrange CFG register bits assignment

No modification in CFG register configuration, just rearrange
bits directives to group logically and make it more readable.

Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
---
 drivers/dma/at_hdmac.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index 78c3fb4..9e1ad73 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -1228,11 +1228,10 @@ static struct dma_chan *at_dma_xlate(struct of_phandle_args *dma_spec,
 	 * ignored depending on DMA transfer direction.
 	 */
 	per_id = dma_spec->args[1];
-	atslave->cfg = ATC_FIFOCFG_HALFFIFO | ATC_DST_H2SEL_HW
-		      | ATC_SRC_H2SEL_HW | ATC_DST_PER(per_id)
-		      | ATC_DST_PER_MSB(per_id)
-		      | ATC_SRC_PER_MSB(per_id)
-		      | ATC_SRC_PER(per_id);
+	atslave->cfg = ATC_FIFOCFG_HALFFIFO
+		     | ATC_DST_H2SEL_HW | ATC_SRC_H2SEL_HW
+		     | ATC_DST_PER_MSB(per_id) | ATC_DST_PER(per_id)
+		     | ATC_SRC_PER_MSB(per_id) | ATC_SRC_PER(per_id);
 	atslave->dma_dev = &dmac_pdev->dev;
 
 	chan = dma_request_channel(mask, at_dma_filter, atslave);
-- 
1.8.0

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