From 52a9d179109c50b1a5077cc2a653295fa131f0d0 Mon Sep 17 00:00:00 2001
From: Chanho Park <chanho61.park@samsung.com>
Date: Fri, 9 Aug 2013 20:11:33 +0900
Subject: [PATCH] dma: pl330: split off common code to give back descriptors

This patch adds __pl330_giveback_descs which give back descriptors when fails
allocating descriptors. It requires to eliminate duplication for
pl330_prep_dma_sg which will be added later.

Signed-off-by: Chanho Park <chanho61.park@samsung.com>
Acked-by : Jassi Brar <jassisinghbrar@gmail.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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