linux-kernel - [async_tx-next PATCH 1/2] fsldma: Fix cookie issues

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Date:	Mon, 22 Feb 2010 11:40:31 -0600
From:	"Steven J. Magnani" <steve@...idescorp.com>
To:	Dan Williams <dan.j.williams@...el.com>
Cc:	Zhang Wei <zw@...kernel.org>, Li Yang <leoli@...escale.com>,
	linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org,
	"Steven J. Magnani" <steve@...idescorp.com>
Subject: [async_tx-next PATCH 1/2] fsldma: Fix cookie issues

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@...idescorp.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;

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