From 543aabc7d295bfe2489f184259395e3467520d48 Mon Sep 17 00:00:00 2001
From: Nicolas Ferre <nicolas.ferre@atmel.com>
Date: Fri, 6 May 2011 19:56:51 +0200
Subject: [PATCH] dmaengine: at_hdmac: set residue as total len in
 atc_tx_status

If transfer status is !=DMA_SUCCESS, return total transfer len as residue,
instead of zero.

Idea from dw_dmac patch by Viresh Kumar.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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