tree d047688f577b97c591d81f072fb70b2b55bd0d91
parent cda52fcd999f389c6f24f079910a62e53912d411
author Magnus Damm <damm+renesas@opensource.se> 1508157007 +0900
committer Alex Williamson <alex.williamson@redhat.com> 1509989379 -0700

iommu/ipmmu-vmsa: IPMMU device is 40-bit bus master

The r8a7795 IPMMU supports 40-bit bus mastering. Both
the coherent DMA mask and the streaming DMA mask are
set to unlock the 40-bit address space for coherent
allocations and streaming operations.

Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>