iommu/amd: Add dma_ops_aperture_alloc() function

Make this a wrapper around iommu_ops_area_alloc() for now
and add more logic to this function later on.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Joerg Roedel 2015-12-21 16:20:09 +01:00
commit a0f51447f4