From 632fd28326c0cc7be9c51ea0d76d8bec39a695e9 Mon Sep 17 00:00:00 2001
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Mon, 17 Dec 2012 15:59:52 -0800
Subject: [PATCH] dmatest: implement two helpers to unmap dma memory

The unmap_src() and unmap_dst() will be used later as well.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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