[git pull] IOMMU Updates for Linux v5.14

[Joerg Roedel <joro@8bytes.org>]

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Hi Linus,

The following changes since commit 13311e74253fe64329390df80bed3f07314ddd61:

  Linux 5.13-rc7 (2021-06-20 15:03:15 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git tags/iommu-updates-v5.14

for you to fetch changes up to 2b9d8e3e9a9bb693a8b8bd26ad192db037517759:

  Merge branches 'iommu/fixes', 'arm/rockchip', 'arm/smmu', 'x86/vt-d', 'x86/amd', 'virtio' and 'core' into next (2021-06-25 15:23:25 +0200)

----------------------------------------------------------------
IOMMU Updates for Linux v5.14

Including:

 - SMMU Updates from Will Deacon:

     - SMMUv3: Support stalling faults for platform devices
     - SMMUv3: Decrease defaults sizes for the event and PRI queues
     - SMMUv2: Support for a new '->probe_finalize' hook, needed by Nvidia
     - SMMUv2: Even more Qualcomm compatible strings
     - SMMUv2: Avoid Adreno TTBR1 quirk for DB820C platform

 - Intel VT-d updates from Lu Baolu:

     - Convert Intel IOMMU to use sva_lib helpers in iommu core
     - ftrace and debugfs supports for page fault handling
     - Support asynchronous nested capabilities
     - Various misc cleanups

 - Support for new VIOT ACPI table to make the VirtIO IOMMU:
   available on x86

 - Add the amd_iommu=force_enable command line option to
   enable the IOMMU on platforms where they are known to cause
   problems

 - Support for version 2 of the Rockchip IOMMU

 - Various smaller fixes, cleanups and refactorings

----------------------------------------------------------------
Aditya Srivastava (1):
      iommu/vt-d: Fix kernel-doc syntax in file header

Alexander Monakov (1):
      iommu/amd: Fix extended features logging

Amey Narkhede (1):
      iommu/arm: Cleanup resources in case of probe error path

Benjamin Gaignard (4):
      dt-bindings: iommu: rockchip: Convert IOMMU to DT schema
      dt-bindings: iommu: rockchip: Add compatible for v2
      iommu: rockchip: Add internal ops to handle variants
      iommu: rockchip: Add support for iommu v2

Bixuan Cui (1):
      iommu/arm-smmu-v3: Change *array into *const array

Colin Ian King (2):
      iommu/vt-d: Remove redundant assignment to variable agaw
      iommu/vt-d: Fix dereference of pointer info before it is null checked

Eric Anholt (2):
      iommu/arm-smmu-qcom: Skip the TTBR1 quirk for db820c.
      arm64: dts: msm8996: Mark the GPU's SMMU as an adreno one.

Gustavo A. R. Silva (1):
      iommu/vt-d: Fix out-bounds-warning in intel/svm.c

Jean-Philippe Brucker (9):
      dt-bindings: Document stall property for IOMMU masters
      ACPI/IORT: Enable stall support for platform devices
      iommu/arm-smmu-v3: Add stall support for platform devices
      iommu/arm-smmu-v3: Ratelimit event dump
      ACPI: arm64: Move DMA setup operations out of IORT
      ACPI: Move IOMMU setup code out of IORT
      ACPI: Add driver for the VIOT table
      iommu/dma: Pass address limit rather than size to iommu_setup_dma_ops()
      iommu/virtio: Enable x86 support

Joerg Roedel (6):
      iommu/amd: Add amd_iommu=force_enable option
      iommu/dma: Fix compile warning in 32-bit builds
      iommu/amd: Fix section mismatch warning for detect_ivrs()
      iommu/vt-d: Fix linker error on 32-bit
      Merge tag 'arm-smmu-updates' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into arm/smmu
      Merge branches 'iommu/fixes', 'arm/rockchip', 'arm/smmu', 'x86/vt-d', 'x86/amd', 'virtio' and 'core' into next

Lu Baolu (14):
      iommu/vt-d: Tweak the description of a DMA fault
      iommu/vt-d: Select PCI_ATS explicitly
      iommu/vt-d: Support asynchronous IOMMU nested capabilities
      iommu/vt-d: Add pasid private data helpers
      iommu/vt-d: Use iommu_sva_alloc(free)_pasid() helpers
      iommu/vt-d: Use common helper to lookup svm devices
      iommu/vt-d: Refactor prq_event_thread()
      iommu/vt-d: Allocate/register iopf queue for sva devices
      iommu/vt-d: Report prq to io-pgfault framework
      iommu/vt-d: Add prq_report trace event
      iommu/vt-d: Add common code for dmar latency performance monitors
      iommu/vt-d: Expose latency monitor data through debugfs
      iommu/vt-d: Add cache invalidation latency sampling
      iommu/vt-d: Add PRQ handling latency sampling

Martin Botka (1):
      iommu/arm-smmu-qcom: Add sm6125 compatible

Parav Pandit (5):
      iommu/vt-d: Use bitfields for DMAR capabilities
      iommu/vt-d: Removed unused iommu_count in dmar domain
      iommu/vt-d: Remove unnecessary braces
      iommu/vt-d: Define counter explicitly as unsigned int
      iommu/vt-d: No need to typecast

Rob Herring (2):
      iommu: Remove unused of_get_dma_window()
      iommu: Drop unnecessary of_iommu.h includes

Robin Murphy (3):
      iommu/rockchip: Remove redundant DMA syncs
      iommu/amd: Tidy up DMA ops init
      iommu: Update "iommu.strict" documentation

Sai Prakash Ranjan (2):
      iommu/arm-smmu-qcom: Add SC7280 SMMU compatible
      iommu/arm-smmu-qcom: Move the adreno smmu specific impl

Shaokun Zhang (1):
      iommu/amd: Remove redundant assignment of err

Shawn Guo (2):
      iommu/arm-smmu-qcom: hook up qcom_smmu_impl for ACPI boot
      iommu/arm-smmu-qcom: Protect acpi_match_platform_list() call with CONFIG_ACPI

Srinath Mannam (1):
      iommu/dma: Fix IOVA reserve dma ranges

Thierry Reding (1):
      iommu/arm-smmu: Implement ->probe_finalize()

Will Deacon (2):
      iommu/arm-smmu: Check smmu->impl pointer before dereferencing
      Merge branch 'for-thierry/arm-smmu' into for-joerg/arm-smmu/updates

Xiang Chen (1):
      iommu/iova: Put free_iova_mem() outside of spinlock iova_rbtree_lock

Xiyu Yang (2):
      iommu/arm-smmu: Fix arm_smmu_device refcount leak when arm_smmu_rpm_get fails
      iommu/arm-smmu: Fix arm_smmu_device refcount leak in address translation

YueHaibing (1):
      iommu/vt-d: Use DEVICE_ATTR_RO macro

Zhen Lei (3):
      iommu/arm-smmu-v3: Decrease the queue size of evtq and priq
      iommu: Delete a duplicate check in iommu_change_dev_def_domain()
      iommu/arm-smmu-v3: Remove unnecessary oom message

 Documentation/admin-guide/kernel-parameters.txt    |   9 +-
 Documentation/devicetree/bindings/iommu/iommu.txt  |  18 +
 .../devicetree/bindings/iommu/rockchip,iommu.txt   |  38 --
 .../devicetree/bindings/iommu/rockchip,iommu.yaml  |  85 +++
 MAINTAINERS                                        |   8 +
 arch/arm64/boot/dts/qcom/msm8996.dtsi              |   2 +-
 arch/arm64/mm/dma-mapping.c                        |   2 +-
 drivers/acpi/Kconfig                               |   3 +
 drivers/acpi/Makefile                              |   2 +
 drivers/acpi/arm64/Makefile                        |   1 +
 drivers/acpi/arm64/dma.c                           |  50 ++
 drivers/acpi/arm64/iort.c                          | 132 +----
 drivers/acpi/bus.c                                 |   2 +
 drivers/acpi/scan.c                                |  78 ++-
 drivers/acpi/viot.c                                | 366 ++++++++++++
 drivers/iommu/Kconfig                              |   4 +-
 drivers/iommu/amd/amd_iommu.h                      |   2 -
 drivers/iommu/amd/init.c                           |  20 +-
 drivers/iommu/amd/iommu.c                          |  33 +-
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c    |  59 +-
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c        | 223 ++++++-
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h        |  48 +-
 drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c         |  43 +-
 drivers/iommu/arm/arm-smmu/arm-smmu.c              |  39 +-
 drivers/iommu/arm/arm-smmu/arm-smmu.h              |   1 +
 drivers/iommu/arm/arm-smmu/qcom_iommu.c            |  14 +-
 drivers/iommu/dma-iommu.c                          |  19 +-
 drivers/iommu/exynos-iommu.c                       |   1 -
 drivers/iommu/intel/Kconfig                        |   6 +
 drivers/iommu/intel/Makefile                       |   1 +
 drivers/iommu/intel/debugfs.c                      | 111 ++++
 drivers/iommu/intel/dmar.c                         |  54 +-
 drivers/iommu/intel/iommu.c                        | 172 +++---
 drivers/iommu/intel/pasid.c                        |   2 +-
 drivers/iommu/intel/perf.c                         | 166 ++++++
 drivers/iommu/intel/perf.h                         |  73 +++
 drivers/iommu/intel/svm.c                          | 643 ++++++++++-----------
 drivers/iommu/iommu.c                              |   3 -
 drivers/iommu/iova.c                               |  18 +-
 drivers/iommu/ipmmu-vmsa.c                         |   1 -
 drivers/iommu/msm_iommu.c                          |   1 -
 drivers/iommu/mtk_iommu.c                          |   1 -
 drivers/iommu/mtk_iommu_v1.c                       |   1 -
 drivers/iommu/of_iommu.c                           |  68 ---
 drivers/iommu/omap-iommu.c                         |   1 -
 drivers/iommu/rockchip-iommu.c                     | 175 +++++-
 drivers/iommu/virtio-iommu.c                       |  12 +-
 drivers/of/platform.c                              |   1 -
 include/acpi/acpi_bus.h                            |   3 +
 include/linux/acpi.h                               |   3 +
 include/linux/acpi_iort.h                          |  14 +-
 include/linux/acpi_viot.h                          |  19 +
 include/linux/dma-iommu.h                          |   4 +-
 include/linux/intel-iommu.h                        |  44 +-
 include/linux/of_iommu.h                           |  17 +-
 include/trace/events/intel_iommu.h                 |  37 ++
 56 files changed, 2172 insertions(+), 781 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/iommu/rockchip,iommu.txt
 create mode 100644 Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml
 create mode 100644 drivers/acpi/arm64/dma.c
 create mode 100644 drivers/acpi/viot.c
 create mode 100644 drivers/iommu/intel/perf.c
 create mode 100644 drivers/iommu/intel/perf.h
 create mode 100644 include/linux/acpi_viot.h

Please pull.

Thanks,

	Joerg

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