commit 1bd37a6835bef0ecd2138cb42f9088fd890f9939
author Tirumalesh Chalamarla <tchalamarla@caviumnetworks.com> Fri Mar 04 13:56:09 2016 -0800
committer Will Deacon <will.deacon@arm.com> Tue May 03 18:23:01 2016 +0100
tree c2b9cb2eb6d21b7d12d7a846e177d67fd7638d32
parent 4e3e9b6997b24383264031198bf8905b3746221e

iommu/arm-smmu: Workaround for ThunderX erratum #27704

Due to erratum #27704, the CN88xx SMMUv2 implementation supports only
shared ASID and VMID numberspaces.

This patch ensures that ASID and VMIDs are unique across all SMMU
instances on affected Cavium systems.

Signed-off-by: Tirumalesh Chalamarla <tchalamarla@caviumnetworks.com>
Signed-off-by: Akula Geethasowjanya <Geethasowjanya.Akula@caviumnetworks.com>
[will: commit message, comments and formatting]
Signed-off-by: Will Deacon <will.deacon@arm.com>