dmaengine: rcar-dmac: add iommu support for slave transfers
authorNiklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Wed, 10 Aug 2016 11:22:19 +0000 (13:22 +0200)
committerVinod Koul <vinod.koul@intel.com>
Mon, 26 Sep 2016 16:46:41 +0000 (22:16 +0530)
commit9f878603dbdb7db357fc7d6f60b55a0b9fd6e2f0
tree14284181896d455203e5229d1105127db9e33137
parentc5ed08e988a35b4b7f8c54dfd9edfb592991fae6
dmaengine: rcar-dmac: add iommu support for slave transfers

Enable slave transfers to a device behind a IPMMU by mapping the slave
addresses using the dma-mapping API.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
drivers/dma/sh/rcar-dmac.c