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Sat, 05 Sep 2020 00:11:23 -0800 Received: from mtkmbs07n1.mediatek.inc (172.21.101.16) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 5 Sep 2020 01:11:21 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 5 Sep 2020 16:11:19 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sat, 5 Sep 2020 16:11:18 +0800 From: Yong Wu To: Joerg Roedel , Matthias Brugger , Rob Herring , Robin Murphy Subject: [PATCH v2 00/23] MT8192 IOMMU support Date: Sat, 5 Sep 2020 16:08:57 +0800 Message-ID: <20200905080920.13396-1-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200905_041134_150772_357D049F X-CRM114-Status: GOOD ( 14.79 ) 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: youlin.pei@mediatek.com, devicetree@vger.kernel.org, Nicolas Boichat , srv_heupstream@mediatek.com, chao.hao@mediatek.com, linux-kernel@vger.kernel.org, Evan Green , Tomasz Figa , iommu@lists.linux-foundation.org, linux-mediatek@lists.infradead.org, yong.wu@mediatek.com, ming-fan.chen@mediatek.com, anan.sun@mediatek.com, Will Deacon , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patch mainly adds support for mt8192 IOMMU and SMI. mt8192 also is MTK IOMMU gen2 which uses ARM Short-Descriptor translation table format. The M4U-SMI HW diagram is as below: EMI | M4U | ------------ SMI Common ------------ | +-------+------+------+----------------------+-------+ | | | | ...... | | | | | | | | larb0 larb1 larb2 larb4 ...... larb19 larb20 disp0 disp1 mdp vdec IPE IPE All the connections are HW fixed, SW can NOT adjust it. Comparing with the preview SoC, this patchset mainly adds two new functions: a) add iova 34 bits support. b) add multi domains support since several HW has the special iova region requirement. this patchset depend on v5.9-rc1. change note: v2: a) Convert IOMMU/SMI dt-binding to DT schema. b) Fix some comment from Pi-Hsun and Nicolas. like use generic_iommu_put_resv_regions. c) Reword some comment, like add how to use domain-id. v1: https://lore.kernel.org/linux-iommu/20200711064846.16007-1-yong.wu@mediatek.com/ Yong Wu (23): dt-bindings: iommu: mediatek: Convert IOMMU to DT schema dt-bindings: memory: mediatek: Convert SMI to DT schema dt-bindings: memory: mediatek: Add a common larb-port header file dt-bindings: memory: mediatek: Extend LARB_NR_MAX to 32 dt-bindings: memory: mediatek: Add domain definition dt-bindings: mediatek: Add binding for mt8192 IOMMU and SMI iommu/mediatek: Use the common mtk-smi-larb-port.h iommu/io-pgtable-arm-v7s: Use ias to check the valid iova in unmap iommu/io-pgtable-arm-v7s: Extend PA34 for MediaTek iommu/io-pgtable-arm-v7s: Add cfg as a param in some macros iommu/io-pgtable-arm-v7s: Quad lvl1 pgtable for MediaTek iommu/mediatek: Move hw_init into attach_device iommu/mediatek: Add device link for smi-common and m4u iommu/mediatek: Add power-domain operation iommu/mediatek: Add iova reserved function iommu/mediatek: Add single domain iommu/mediatek: Support master use iova over 32bit iommu/mediatek: Support up to 34bit iova in tlb flush iommu/mediatek: Support report iova 34bit translation fault in ISR iommu/mediatek: Add support for multi domain iommu/mediatek: Adjust the structure iommu/mediatek: Add mt8192 support memory: mtk-smi: Add mt8192 support .../bindings/iommu/mediatek,iommu.txt | 103 -------- .../bindings/iommu/mediatek,iommu.yaml | 155 +++++++++++ .../mediatek,smi-common.txt | 49 ---- .../mediatek,smi-common.yaml | 97 +++++++ .../memory-controllers/mediatek,smi-larb.txt | 49 ---- .../memory-controllers/mediatek,smi-larb.yaml | 86 ++++++ drivers/iommu/io-pgtable-arm-v7s.c | 57 ++-- drivers/iommu/mtk_iommu.c | 247 ++++++++++++++---- drivers/iommu/mtk_iommu.h | 11 +- drivers/memory/mtk-smi.c | 27 ++ include/dt-bindings/memory/mt2712-larb-port.h | 2 +- include/dt-bindings/memory/mt6779-larb-port.h | 2 +- include/dt-bindings/memory/mt8173-larb-port.h | 2 +- include/dt-bindings/memory/mt8183-larb-port.h | 2 +- include/dt-bindings/memory/mt8192-larb-port.h | 239 +++++++++++++++++ .../dt-bindings/memory/mtk-smi-larb-port.h | 22 ++ include/linux/io-pgtable.h | 4 +- include/soc/mediatek/smi.h | 3 +- 18 files changed, 880 insertions(+), 277 deletions(-) delete mode 100644 Documentation/devicetree/bindings/iommu/mediatek,iommu.txt create mode 100644 Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml delete mode 100644 Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt create mode 100644 Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml delete mode 100644 Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt create mode 100644 Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml create mode 100644 include/dt-bindings/memory/mt8192-larb-port.h create mode 100644 include/dt-bindings/memory/mtk-smi-larb-port.h -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel