From: Lars-Peter Clausen <lars@metafoo.de>
Date: Tue, 23 Jul 2013 08:24:50 +0000 (+0200)
Subject: dma: pl330: Fix cyclic transfers
X-Git-Tag: v3.11-rc4~1^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fc51446021f42aca8906e701fc2292965aafcb15;p=pandora-kernel.git

dma: pl330: Fix cyclic transfers

Allocate a descriptor for each period of a cyclic transfer, not just the first.
Also since the callback needs to be called for each finished period make sure to
initialize the callback and callback_param fields of each descriptor in a cyclic
transfer.

Cc: stable@vger.kernel.org
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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