From: Chanho Park <chanho61.park@samsung.com>
Date: Fri, 9 Aug 2013 11:11:33 +0000 (+0900)
Subject: dma: pl330: split off common code to give back descriptors
X-Git-Tag: v3.12-rc1~68^2~53
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=52a9d179109c50b1a5077cc2a653295fa131f0d0;p=pandora-kernel.git

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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