iommu/arm-smmu-v3: Clean up address masking

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Before trying to add the SMMUv3.1 support for 52-bit addresses, make
things bearable by cleaning up the various address mask definitions to
use GENMASK_ULL() consistently. The fact that doing so reveals (and
fixes) a latent off-by-one in Q_BASE_ADDR_MASK only goes to show what a
jolly good idea it is...

Tested-by: Nate Watterson <nwatters@codeaurora.org>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

...

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Robin Murphy 2018-03-26 13:35:09 +01:00 • committed by Will Deacon

parent 940ded9c21

commit 1cf9e54e91

1 changed files with 21 additions and 32 deletions

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drivers/iommu/arm-smmu-v3.c

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