dmaengine: Add DMA_CTRL_REUSE
authorVinod Koul <vinod.koul@intel.com>
Wed, 5 Aug 2015 03:12:05 +0000 (08:42 +0530)
committerVinod Koul <vinod.koul@intel.com>
Mon, 17 Aug 2015 09:22:02 +0000 (14:52 +0530)
commit272420214d261e97f08a4c555defb3924de06ae8
treecd6577e5901cac8d1b0724b36182a6f29baf139b
parent60884ddecdc2f45fd2862b7e95c9ad858584f82b
dmaengine: Add DMA_CTRL_REUSE

This adds new descriptor flag for reusing a descriptor by submitting
multiple times by a client, for example video buffer.
Add helper APIs for this as well

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by:Robert Jarzmik <robert.jarzmik@free.fr>
include/linux/dmaengine.h