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| author | Krishna Reddy <vdumpa@nvidia.com> | 2020-07-18 12:34:55 -0700 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2020-07-20 09:30:50 +0100 |
| commit | aab5a1c882760a5bc990b14e5c0c2ee4dab5f1ac (patch) | |
| tree | 66eaaf99f606d1050731cb8b4a369bfc04b47e08 /MAINTAINERS | |
| parent | 6c019f4e697ebed2225b20cc5d6276673834853d (diff) | |
| download | linux-stable-aab5a1c882760a5bc990b14e5c0c2ee4dab5f1ac.tar.gz linux-stable-aab5a1c882760a5bc990b14e5c0c2ee4dab5f1ac.tar.bz2 linux-stable-aab5a1c882760a5bc990b14e5c0c2ee4dab5f1ac.zip | |
iommu/arm-smmu: add NVIDIA implementation for ARM MMU-500 usage
NVIDIA's Tegra194 SoC has three ARM MMU-500 instances.
It uses two of the ARM MMU-500s together to interleave IOVA
accesses across them and must be programmed identically.
This implementation supports programming the two ARM MMU-500s
that must be programmed identically.
The third ARM MMU-500 instance is supported by standard
arm-smmu.c driver itself.
Signed-off-by: Krishna Reddy <vdumpa@nvidia.com>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Reviewed-by: Nicolin Chen <nicoleotsuka@gmail.com>
Reviewed-by: Pritesh Raithatha <praithatha@nvidia.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Thierry Reding <thierry.reding@gmail.com>
Link: https://lore.kernel.org/r/20200718193457.30046-4-vdumpa@nvidia.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'MAINTAINERS')
| -rw-r--r-- | MAINTAINERS | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 496fd4eafb68..ee2c0ba13a0f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16810,8 +16810,10 @@ F: drivers/i2c/busses/i2c-tegra.c TEGRA IOMMU DRIVERS M: Thierry Reding <thierry.reding@gmail.com> +R: Krishna Reddy <vdumpa@nvidia.com> L: linux-tegra@vger.kernel.org S: Supported +F: drivers/iommu/arm-smmu-nvidia.c F: drivers/iommu/tegra* TEGRA KBC DRIVER |