dma: mmp_pdma: add support for cyclic DMA descriptors
authorDaniel Mack <zonque@gmail.com>
Wed, 21 Aug 2013 12:08:56 +0000 (14:08 +0200)
committerVinod Koul <vinod.koul@intel.com>
Sun, 25 Aug 2013 16:34:52 +0000 (22:04 +0530)
commit50440d74aae31893f0c901b9effbd52b43d3ce63
tree711f1f87b7243088300e9d43c6ecd13d54a07a60
parent0cd6156177a10d39fb5811bcd23e1d3b7e58f1c0
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>
drivers/dma/mmp_pdma.c