From: Shawn Guo <shawn.guo@freescale.com>
Date: Wed, 19 Jan 2011 21:50:37 +0000 (+0800)
Subject: dmaengine: imx-sdma: return sdmac->status in sdma_tx_status()
X-Git-Tag: v2.6.38-rc5~7^2~1^2^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8a9659114c7be6f88253618252881ea6fe0588b4;p=pandora-kernel.git

dmaengine: imx-sdma: return sdmac->status in sdma_tx_status()

The sdmac->status was designed to reflect the status of the tx,
so simply return it in sdma_tx_status().  Then dma client can call
dma_async_is_tx_complete() to know the status of the tx.

Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---

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