From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Will Deacon <will@kernel.org>, Thierry Reding <thierry.reding@gmail.com>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
Joerg Roedel <joro@8bytes.org>,
iommu@lists.linux-foundation.org,
Jon Hunter <jonathanh@nvidia.com>,
Nicolin Chen <nicolinc@nvidia.com>,
linux-tegra@vger.kernel.org, Robin Murphy <robin.murphy@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 0/9] arm64: tegra: Prevent early SMMU faults
Date: Fri, 11 Jun 2021 08:48:00 +0200 [thread overview]
Message-ID: <162339404910.6729.11145661496228624827.b4-ty@canonical.com> (raw)
In-Reply-To: <20210603164632.1000458-1-thierry.reding@gmail.com>
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
Best regards,
--
Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
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next prev parent reply other threads:[~2021-06-11 6:58 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-03 16:46 [PATCH v3 0/9] arm64: tegra: Prevent early SMMU faults Thierry Reding
2021-06-03 16:46 ` [PATCH v3 1/9] memory: tegra: Implement SID override programming Thierry Reding
2021-06-03 16:46 ` [PATCH v3 2/9] dt-bindings: arm-smmu: Add Tegra186 compatible string Thierry Reding
2021-06-18 19:47 ` Rob Herring
2021-06-21 6:46 ` Krzysztof Kozlowski
2021-06-21 14:11 ` Thierry Reding
2021-06-21 15:54 ` Will Deacon
2021-06-21 16:03 ` Thierry Reding
2021-06-03 16:46 ` [PATCH v3 3/9] iommu/arm-smmu: Implement ->probe_finalize() Thierry Reding
[not found] ` <CGME20210615180133eucas1p2563c2a173eca1fb5a1c5ccf654c23778@eucas1p2.samsung.com>
2021-06-15 18:01 ` Marek Szyprowski
2021-06-15 18:08 ` Robin Murphy
2021-06-15 18:12 ` Krishna Reddy
2021-06-15 18:21 ` Will Deacon
2021-06-15 19:50 ` Will Deacon
2021-06-03 16:46 ` [PATCH v3 4/9] iommu/arm-smmu: tegra: Detect number of instances at runtime Thierry Reding
2021-06-03 16:46 ` [PATCH v3 5/9] iommu/arm-smmu: tegra: Implement SID override programming Thierry Reding
2021-06-03 16:46 ` [PATCH v3 6/9] iommu/arm-smmu: Use Tegra implementation on Tegra186 Thierry Reding
2021-06-03 16:46 ` [PATCH v3 7/9] arm64: tegra: Use correct compatible string for Tegra186 SMMU Thierry Reding
2021-06-03 16:46 ` [PATCH v3 8/9] arm64: tegra: Hook up memory controller to SMMU on Tegra186 Thierry Reding
2021-06-03 16:46 ` [PATCH v3 9/9] arm64: tegra: Enable SMMU support on Tegra194 Thierry Reding
2021-06-03 19:51 ` (subset) [PATCH v3 0/9] arm64: tegra: Prevent early SMMU faults Krzysztof Kozlowski
2021-06-11 6:48 ` Krzysztof Kozlowski [this message]
2021-06-11 12:05 ` Thierry Reding
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