[GIT PULL] iommu/arm-smmu: Updates for 6.5

Will Deacon will at kernel.org
Fri Jun 9 02:14:36 PDT 2023


Hi Joerg,

Please pull these Arm SMMU updates for 6.5. There's the usual summary
in the tag, but the most important thing is a crop of errata workarounds
from Robin for Arm's MMU-700 SMMUv3 implementation.

Cheers,

Will

--->8

The following changes since commit 44c026a73be8038f03dbdeef028b642880cf1511:

  Linux 6.4-rc3 (2023-05-21 14:05:48 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git tags/arm-smmu-updates

for you to fetch changes up to c5fb66a17a4362a8990e0d3d050c1c5a415dfc7e:

  Merge branch 'for-joerg/arm-smmu/bindings' into for-joerg/arm-smmu/updates (2023-06-08 22:27:26 +0100)

----------------------------------------------------------------
Arm SMMU updates for 6.5

- Device-tree binding updates:
  * Add missing clocks for SC8280XP and SA8775 Adreno SMMUs
  * Add two new Qualcomm SMMUs in SDX75 and SM6375

- Workarounds for Arm MMU-700 errata:
  * 1076982: Avoid use of SEV-based cmdq wakeup
  * 2812531: Terminate command batches with a CMD_SYNC
  * Enforce single-stage translation to avoid nesting-related errata

- Set the correct level hint for range TLB invalidation on teardown

----------------------------------------------------------------
Bartosz Golaszewski (1):
      dt-bindings: iommu: arm,smmu: enable clocks for sa8775p Adreno SMMU

Bjorn Andersson (1):
      dt-bindings: arm-smmu: Fix SC8280XP Adreno binding

Konrad Dybcio (1):
      dt-bindings: arm-smmu: Add SM6375 GPU SMMU

Robin Murphy (5):
      iommu/arm-smmu-v3: Work around MMU-600 erratum 1076982
      iommu/arm-smmu-v3: Document MMU-700 erratum 2812531
      iommu/arm-smmu-v3: Add explicit feature for nesting
      iommu/arm-smmu-v3: Document nesting-related errata
      iommu/arm-smmu-v3: Set TTL invalidation hint better

Rohit Agarwal (1):
      dt-bindings: arm-smmu: Add SDX75 SMMU compatible

Will Deacon (1):
      Merge branch 'for-joerg/arm-smmu/bindings' into for-joerg/arm-smmu/updates

 Documentation/arm64/silicon-errata.rst             |  4 ++
 .../devicetree/bindings/iommu/arm,smmu.yaml        | 12 +++--
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c        | 59 +++++++++++++++++++++-
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h        |  8 +++
 4 files changed, 78 insertions(+), 5 deletions(-)



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