[git pull] IOMMU Updates for Linux v5.14

From: Joerg Roedel
Date: Fri Jul 02 2021 - 04:02:27 EST

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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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