Re: [PATCH v3 0/7] Nvidia Arm SMMUv2 Implementation

[Robin Murphy]

Hi Krishna,

On 19/10/2019 00:31, Krishna Reddy wrote:
> Changes in v3:
> Rebased on top of https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git/ next.
> Resolved compile error seen with tegra194.dtsi changes after rebase.

Apologies for crossed wires, but I had a series getting rid of 
arm_smmu_flush_ops which was also meant to end up making things a bit 
easier for you:

https://lore.kernel.org/linux-iommu/cover.1568820087.git.robin.murphy@xxxxxxx/

Will, did you have any plans to push out an updates or iommu/devel 
branch for Krishna to base on?

Robin.

> v2 - https://lkml.org/lkml/2019/9/2/980
> v1 - https://lkml.org/lkml/2019/8/29/1588
>
> Krishna Reddy (7):
>    iommu/arm-smmu: prepare arm_smmu_flush_ops for override
>    iommu/arm-smmu: add NVIDIA implementation for dual ARM MMU-500 usage
>    dt-bindings: arm-smmu: Add binding for Tegra194 SMMU
>    iommu/arm-smmu: Add global/context fault implementation hooks
>    arm64: tegra: Add Memory controller DT node on T194
>    arm64: tegra: Add DT node for T194 SMMU
>    arm64: tegra: enable SMMU for SDHCI and EQOS on T194
>
>   .../devicetree/bindings/iommu/arm,smmu.txt         |   4 +
>   MAINTAINERS                                        |   2 +
>   arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi     |   4 +
>   arch/arm64/boot/dts/nvidia/tegra194.dtsi           |  88 +++++++
>   drivers/iommu/Makefile                             |   2 +-
>   drivers/iommu/arm-smmu-impl.c                      |   3 +
>   drivers/iommu/arm-smmu-nvidia.c                    | 287 +++++++++++++++++++++
>   drivers/iommu/arm-smmu.c                           |  27 +-
>   drivers/iommu/arm-smmu.h                           |   8 +-
>   9 files changed, 413 insertions(+), 12 deletions(-)
>   create mode 100644 drivers/iommu/arm-smmu-nvidia.c