On Fri, Jun 11, 2021 at 08:48:00AM +0200, Krzysztof Kozlowski wrote: > On Thu, 3 Jun 2021 18:46:23 +0200, Thierry Reding wrote: > > this is a set of patches that is the result of earlier discussions > > regarding early identity mappings that are needed to avoid SMMU faults > > during early boot. > > > > The goal here is to avoid early identity mappings altogether and instead > > postpone the need for the identity mappings to when devices are attached > > to the SMMU. This works by making the SMMU driver coordinate with the > > memory controller driver on when to start enforcing SMMU translations. > > This makes Tegra behave in a more standard way and pushes the code to > > deal with the Tegra-specific programming into the NVIDIA SMMU > > implementation. > > > > [...] > > Applied, thanks! > > [1/9] memory: tegra: Implement SID override programming > (no commit info) > [2/9] dt-bindings: arm-smmu: Add Tegra186 compatible string > commit: 4287861dca9d77490ee50de42aa3ada92da86c9d > > [3/9] - skipped > > [4/9] iommu/arm-smmu: tegra: Detect number of instances at runtime > commit: 7ecbf253f8d64c08de28d16a66e3abbe873f6c9f > [5/9] iommu/arm-smmu: tegra: Implement SID override programming > commit: 8eb68595475ac5fcaaa3718a173283df48cb4ef1 > [6/9] iommu/arm-smmu: Use Tegra implementation on Tegra186 > commit: 2c1bc371268862a991a6498e1dddc8971b9076b8 I've applied patches 7-9 to the Tegra tree. Thanks Krzysztof and Will for your help in getting this over the finish line! Thierry
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