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iommu/ipmmu-vmsa: IPMMU device is 40-bit bus master
authorMagnus Damm <damm+renesas@opensource.se>
Mon, 16 Oct 2017 12:30:07 +0000 (21:30 +0900)
committerAlex Williamson <alex.williamson@redhat.com>
Mon, 6 Nov 2017 17:29:39 +0000 (10:29 -0700)
commit1c894225bf5b1cdffac0c6ef935b61273203d7d5
treed047688f577b97c591d81f072fb70b2b55bd0d91tree
parentcda52fcd999f389c6f24f079910a62e53912d411commit | diff
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>
drivers/iommu/ipmmu-vmsa.c diff | blob | history
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