tree 63dce0682f083eb79529ca192668e0f9caf304b2
parent 6f3d87968f9c8b529bc81eff5a1f45e92553493d
author Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> 1470828137 +0200
committer Vinod Koul <vinod.koul@intel.com> 1474908401 +0530

arm: dma-mapping: add {map,unmap}_resource for iommu ops

Add methods to map/unmap device resources addresses for dma_map_ops that
are IOMMU aware. This is needed to map a device MMIO register from a
physical address.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>