amd-iommu: move aperture_range allocation code to seperate function

This patch prepares the dynamic increasement of dma_ops domain
apertures.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Joerg Roedel 2009-05-18 16:38:55 +02:00
commit 9cabe89b99