iommu/arm-smmu: Add system PM support
authorRobin Murphy <robin.murphy@arm.com>
Tue, 8 Aug 2017 13:56:15 +0000 (14:56 +0100)
committerWill Deacon <will.deacon@arm.com>
Wed, 16 Aug 2017 16:27:29 +0000 (17:27 +0100)
commita2d866f7d66574d980a2e4544bc626e29bb33365
tree87dba0b5d3c1d77e4f5dddb2690ce43abdf07660
parent90df373cc62e527b010025249d11d10d19b086bd
iommu/arm-smmu: Add system PM support

With all our hardware state tracked in such a way that we can naturally
restore it as part of the necessary reset, resuming is trivial, and
there's nothing to do on suspend at all.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
drivers/iommu/arm-smmu.c