[PATCH v4 1/2] iommu/dma: Implement dma_{map,unmap}_resource()

[Catalin Marinas]

On Mon, Nov 14, 2016 at 12:16:26PM +0000, Robin Murphy wrote:
> With the new dma_{map,unmap}_resource() functions added to the DMA API
> for the benefit of cases like slave DMA, add suitable implementations to
> the arsenal of our generic layer. Since cache maintenance should not be
> a concern, these can both be standalone callback implementations without
> the need for arch code wrappers.
> 
> CC: Joerg Roedel <joro at 8bytes.org>
> Signed-off-by: Robin Murphy <robin.murphy at arm.com>

FWIW:

Reviewed-by: Catalin Marinas <catalin.marinas at arm.com>