linux-kernel - [PATCH v9 0/4] NVIDIA ARM SMMUv2 Implementation

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Date:   Tue, 30 Jun 2020 16:57:48 -0700
From:   Krishna Reddy <vdumpa@...dia.com>
To:     <joro@...tes.org>, <will@...nel.org>, <robin.murphy@....com>,
        <robh+dt@...nel.org>, <treding@...dia.com>, <jonathanh@...dia.com>
CC:     <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <iommu@...ts.linux-foundation.org>, <linux-kernel@...r.kernel.org>,
        <linux-tegra@...r.kernel.org>, <yhsu@...dia.com>,
        <snikam@...dia.com>, <praithatha@...dia.com>, <talho@...dia.com>,
        <bbiswas@...dia.com>, <mperttunen@...dia.com>,
        <nicolinc@...dia.com>, <bhuntsman@...dia.com>,
        <nicoleotsuka@...il.com>, Krishna Reddy <vdumpa@...dia.com>
Subject: [PATCH v9 0/4] NVIDIA ARM SMMUv2 Implementation

Changes in v9:
Move TLB Timeout and spin count macros to arm-smmu.h header to share with implementation.
Set minItems and maxItems for reg property when compatible contains nvidia,tegra194-smmu.
Update commit message for NVIDIA implementation patch.
Fail single SMMU instance usage through NVIDIA implementation to limit the usage to two or three instances.
Fix checkpatch warnings with --strict checking.

v8 - https://lkml.org/lkml/2020/6/29/2385
v7 - https://lkml.org/lkml/2020/6/28/347
v6 - https://lkml.org/lkml/2020/6/4/1018
v5 - https://lkml.org/lkml/2020/5/21/1114
v4 - https://lkml.org/lkml/2019/10/30/1054
v3 - https://lkml.org/lkml/2019/10/18/1601
v2 - https://lkml.org/lkml/2019/9/2/980
v1 - https://lkml.org/lkml/2019/8/29/1588

Krishna Reddy (4):
  iommu/arm-smmu: move TLB timeout and spin count macros
  iommu/arm-smmu: add NVIDIA implementation for ARM MMU-500 usage
  dt-bindings: arm-smmu: add binding for Tegra194 SMMU
  iommu/arm-smmu: Add global/context fault implementation hooks

 .../devicetree/bindings/iommu/arm,smmu.yaml   |  18 ++
 MAINTAINERS                                   |   2 +
 drivers/iommu/Makefile                        |   2 +-
 drivers/iommu/arm-smmu-impl.c                 |   3 +
 drivers/iommu/arm-smmu-nvidia.c               | 304 ++++++++++++++++++
 drivers/iommu/arm-smmu.c                      |  20 +-
 drivers/iommu/arm-smmu.h                      |   6 +
 7 files changed, 349 insertions(+), 6 deletions(-)
 create mode 100644 drivers/iommu/arm-smmu-nvidia.c


base-commit: 48f0bcfb7aad2c6eb4c1e66476b58475aa14393e
-- 
2.26.2