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[0/2] Domain nesting info for arm-smmu

Message ID 20210212105859.8445-1-vivek.gautam@arm.com (mailing list archive)
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Series Domain nesting info for arm-smmu | expand

Message

Vivek Kumar Gautam Feb. 12, 2021, 10:58 a.m. UTC 
These couple of patches are adding nesting information for arm
and are based on the domain nesting info patches by Yi [1,2,3].

Based on the discussion in the thread [4], sending these out as
I have been using in my tree [5] for nested translation based
on virtio-iommu on Arm reference platforms.

Thanks & regards
Vivek

[1] https://lore.kernel.org/kvm/1599734733-6431-2-git-send-email-yi.l.liu@intel.com/
[2] https://lore.kernel.org/kvm/1599734733-6431-3-git-send-email-yi.l.liu@intel.com/
[3] https://lore.kernel.org/kvm/1599734733-6431-4-git-send-email-yi.l.liu@intel.com/
[4] https://lore.kernel.org/kvm/306e7dd2-9eb2-0ca3-6a93-7c9aa0821ce9@arm.com/
[5] https://github.com/vivek-arm/linux/tree/5.11-rc3-nested-pgtbl-arm-smmuv3-virtio-iommu

Vivek Gautam (2):
  iommu: Report domain nesting info for arm-smmu-v3
  iommu: arm-smmu-v3: Report domain nesting info reuqired for stage1

 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 16 +++++++++--
 include/uapi/linux/iommu.h                  | 31 +++++++++++++++++----
 2 files changed, 39 insertions(+), 8 deletions(-)