tree 977a550789b14f198154488a9c105cc2049c6b50
parent 0e74b34dfc3318bf4c7e51349d453d49fb8e9e16
author Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> 1470828136 +0200
committer Vinod Koul <vinod.koul@intel.com> 1474908401 +0530

dma-mapping: add dma_{map,unmap}_resource

Map/Unmap a device MMIO resource from a physical address. If no dma_map_ops
method is available the operation is a no-op.

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>