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Tue, 30 Jun 2020 00:10:50 +0000 Received: from vdumpa-ubuntu.nvidia.com (Not Verified[172.17.173.140]) by rnnvemgw01.nvidia.com with Trustwave SEG (v7, 5, 8, 10121) id ; Mon, 29 Jun 2020 17:10:50 -0700 From: Krishna Reddy To: Subject: [PATCH v8 0/3] Nvidia Arm SMMUv2 Implementation Date: Mon, 29 Jun 2020 17:10:48 -0700 Message-ID: <20200630001051.12350-1-vdumpa@nvidia.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 X-NVConfidentiality: public DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1593475839; bh=A/DY8WfS/ePl/C6tRJmTrHqrrBEogIsRd+4oj+0xSTA=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: MIME-Version:X-NVConfidentiality:Content-Transfer-Encoding: Content-Type; b=lGhEO/9E2j7hRcPdFudAxb/eK0vwaElmUAjU13AvIaUJc3ZwS//D+u2EEKmJqrG0M naWxl9V51xSUFkiBqsACvrb+V6Tbb3fjJCu8moZ6hepC9rYzzNPSUUNUaverbuqOGg DMACFX8Uqx3EIKYYvIZqZmB+uT02YZ/4DxkPoAgZOdCzzPmAquBVqrEalWfDL46+eJ nfks+f1bmAdz7M/ECpxgxsKd5qUhm3IhSep5L6HeWxqiDMEKiZws1PpC+af4T2FR+o ZcWqUcJvo1BKS2y2eHYTUUUvBpvt1bUNzOSJL7lyb3bOvmex2m/o4wTN3ZOFvw2FuD 5x0Xrg4Jdh1TA== X-Spam-Note: CRM114 invocation failed X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [216.228.121.65 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: snikam@nvidia.com, nicoleotsuka@gmail.com, mperttunen@nvidia.com, bhuntsman@nvidia.com, will@kernel.org, joro@8bytes.org, linux-kernel@vger.kernel.org, praithatha@nvidia.com, talho@nvidia.com, iommu@lists.linux-foundation.org, nicolinc@nvidia.com, linux-tegra@vger.kernel.org, yhsu@nvidia.com, treding@nvidia.com, robin.murphy@arm.com, linux-arm-kernel@lists.infradead.org, bbiswas@nvidia.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Changes in v8: Fixed incorrect CB_FSR read issue during context bank fault. Rebased and validated patches on top of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next 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 (3): 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 .../devicetree/bindings/iommu/arm,smmu.yaml | 5 + MAINTAINERS | 2 + drivers/iommu/Makefile | 2 +- drivers/iommu/arm-smmu-impl.c | 3 + drivers/iommu/arm-smmu-nvidia.c | 294 ++++++++++++++++++ drivers/iommu/arm-smmu.c | 17 +- drivers/iommu/arm-smmu.h | 4 + 7 files changed, 324 insertions(+), 3 deletions(-) create mode 100644 drivers/iommu/arm-smmu-nvidia.c base-commit: 48f0bcfb7aad2c6eb4c1e66476b58475aa14393e