From 50440d74aae31893f0c901b9effbd52b43d3ce63 Mon Sep 17 00:00:00 2001
From: Daniel Mack <zonque@gmail.com>
Date: Wed, 21 Aug 2013 14:08:56 +0200
Subject: [PATCH] dma: mmp_pdma: add support for cyclic DMA descriptors

Provide a callback to prepare cyclic DMA transfers.
This is for instance needed for audio channel transport.

Signed-off-by: Daniel Mack <zonque@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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