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| author |   Robin Murphy <robin.murphy@arm.com> | 2017-05-19 15:06:44 +0100 |
|---|---|---|
| committer |   Vinod Koul <vinod.koul@intel.com> | 2017-05-30 11:47:32 +0530 |
| commit | 4d6d74e22096543cb3b35e717cf1b9aea3655f37 (patch) | |
| tree | d187c061edbbf36650fca4491f84072189bbb6ac /tools/perf/scripts/python/stackcollapse.py | |
| parent | Linux 4.12-rc1 (diff) | |
| download | wireguard-linux-4d6d74e22096543cb3b35e717cf1b9aea3655f37.tar.xz wireguard-linux-4d6d74e22096543cb3b35e717cf1b9aea3655f37.zip | |
dmaengine: pl330: Add IOMMU support to slave tranfers
Wire up dma_map_resource() for slave transfers, so that we can let the
PL330 use IOMMU-backed DMA mapping ops on systems with an appropriate
IOMMU and RAM above 4GB, to avoid CPU bounce buffering.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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