linux-kernel - [resend][PATCH 08/16] dma: ste_dma40: reuse is_slave

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Message-Id: <1357719435-29955-9-git-send-email-andriy.shevchenko@linux.intel.com>
Date:	Wed,  9 Jan 2013 10:17:07 +0200
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	Vinod Koul <vinod.koul@...el.com>, linux-kernel@...r.kernel.org,
	Viresh Kumar <viresh.kumar@...aro.org>,
	spear-devel <spear-devel@...t.st.com>
Subject: [resend][PATCH 08/16] dma: ste_dma40: reuse is_slave_xfer helper

The is_slave_xfer helps to check if the transfer type is slave.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Reviewed-by: Viresh Kumar <viresh.kumar@...aro.org>
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
---
 drivers/dma/ste_dma40.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 23c5573..9f4fdf4 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -2337,7 +2337,7 @@ static struct dma_async_tx_descriptor *d40_prep_slave_sg(struct dma_chan *chan,
 							 unsigned long dma_flags,
 							 void *context)
 {
-	if (direction != DMA_DEV_TO_MEM && direction != DMA_MEM_TO_DEV)
+	if (!is_slave_xfer(direction))
 		return NULL;
 
 	return d40_prep_sg(chan, sgl, sgl, sg_len, direction, dma_flags);
-- 
1.7.10.4

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