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(parent: 29b4817) | patch
dma-mapping: add {map,unmap}_resource to dma_map_ops
authorNiklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Wed, 10 Aug 2016 11:22:14 +0000 (13:22 +0200)
committerVinod Koul <vinod.koul@intel.com>
Mon, 26 Sep 2016 16:46:41 +0000 (22:16 +0530)
commitba409b31b3d37b52dda4eefcde04f5837c7ee4aa
treed6cd2c4d47c83fc786a170c809def0f3596efbabtree | snapshot
parent29b4817d4018df78086157ea3a55c1d9424a7cfccommit | diff
dma-mapping: add {map,unmap}_resource to dma_map_ops

Add methods to handle mapping of device resources from a physical
address. This is needed for example to be able to map MMIO FIFO
registers to a IOMMU.

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>
include/linux/dma-mapping.h diff | blob | history
Domain: System / Kernel;