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From: "Steven J. Magnani" <steve@digidescorp.com>
To: Li Yang <leoli@freescale.com>
Subject: [async_tx-next PATCH v2 1/2] fsldma: Fix cookie issues
Date: Thu, 25 Feb 2010 13:39:30 -0600
Message-Id: <1267126770-21497-1-git-send-email-steve@digidescorp.com>
Cc: "Ira W. Snyder" <iws@ovro.caltech.edu>, linux-kernel@vger.kernel.org,
	linuxppc-dev@ozlabs.org, Zhang Wei <zw@zh-kernel.org>,
	"Steven J. Magnani" <steve@digidescorp.com>,
	Dan Williams <dan.j.williams@intel.com>
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fsl_dma_tx_submit() only sets the cookie on the first descriptor of a
transaction. It should set the cookie on all.

Signed-off-by: Steven J. Magnani <steve@digidescorp.com>
---
diff -uprN a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
--- a/drivers/dma/fsldma.c	2010-02-22 11:16:36.000000000 -0600
+++ b/drivers/dma/fsldma.c	2010-02-22 11:24:01.000000000 -0600
@@ -362,7 +362,7 @@ static dma_cookie_t fsl_dma_tx_submit(st
 		if (cookie < 0)
 			cookie = 1;
 
-		desc->async_tx.cookie = cookie;
+		child->async_tx.cookie = cookie;
 	}
 
 	chan->common.cookie = cookie;