From patchwork Thu Jun 4 23:44:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krishna Reddy X-Patchwork-Id: 11588555 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 30EDF159A for ; Thu, 4 Jun 2020 23:44:22 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0B3D9207D0 for ; Thu, 4 Jun 2020 23:44:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="T/NlmKVA"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="oytOPy++" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0B3D9207D0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nvidia.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=NO2RpYM5isjf+wk0PfDtkk9Rmm3eIASxFxEcqQV/mV0=; b=T/NlmKVAq3QIfz Y7eI+yWCpR66WkGyx6T9GCZV/yJvSxFPpcOt62gebAbIHRuvTtqjdJuvlCpFHcKXcQMayPthE3CAd r+mHIEsyayoAbbToKEmQq8ZRFs/gW4qyWvBjrxJ34d8N4a39YOl3g2OxakWoZ5RCAO+OUL+/3Qsu7 pen/Fj07HARQHrBw88rpeJP+BNj873TcDq5eOxRxQ6EmZJqFLwVzOc48viUaExb039leeU06IBjPL m9Z2FndMt3cdfTTRmKdeveZ7VoWpMlCVYlmPfR0AhqXB/uHzaNhgSQ2xEruA1brUAf9iY9Uob7EEY 2qK6XlnDHNtoEyuhqB7w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jgzWz-0002M7-HN; Thu, 04 Jun 2020 23:44:17 +0000 Received: from hqnvemgate25.nvidia.com ([216.228.121.64]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jgzWw-0002LL-AF for linux-arm-kernel@lists.infradead.org; Thu, 04 Jun 2020 23:44:15 +0000 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate25.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Thu, 04 Jun 2020 16:42:45 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Thu, 04 Jun 2020 16:44:13 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Thu, 04 Jun 2020 16:44:13 -0700 Received: from HQMAIL109.nvidia.com (172.20.187.15) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Thu, 4 Jun 2020 23:44:10 +0000 Received: from rnnvemgw01.nvidia.com (10.128.109.123) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Thu, 4 Jun 2020 23:44:10 +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 ; Thu, 04 Jun 2020 16:44:09 -0700 From: Krishna Reddy To: Subject: [PATCH v6 0/4] Nvidia Arm SMMUv2 Implementation Date: Thu, 4 Jun 2020 16:44:10 -0700 Message-ID: <20200604234414.21912-1-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=1591314165; bh=1K8sRZ1SkGwFAEYz4zuF0KeLx+srb1vTBWbsBByL7NU=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: MIME-Version:X-NVConfidentiality:Content-Transfer-Encoding: Content-Type; b=oytOPy++C/iIi0x+cljApZvalwFLriaghJwWsQvzfzAyj36OH6gqpSXNIYgVVdoV+ EDAP/UyTbZoucW0N/JY0p+GVMvdrcF4WDOwDoh1x5ILJikGQw4wyCc+hSNaMj34TSn UsNlmgzIgWtCSVOWGObiPN8vNozhazOYNwPkYFTAa9IiFBKZPsY9bV/rGnscXskrQR 5batsIh428y1Dj95B8N9NsHIWy6gVUa1jg596iXwoalDdgB5zQSbHc0aDdu4ORG9wK 7Cavcip58+BgYeqOafr4iPKvEeH2OeEA6Mh75C27kpKKALVcC3XNOJH/PjMAzPCdoZ bkkJoj6nFmWcA== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200604_164414_365691_077F7AE0 X-CRM114-Status: UNSURE ( 7.47 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.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 [216.228.121.64 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -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 -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -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, 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 v6: Restricted the patch set to driver specific patches. Fixed the cast warning reported by kbuild test robot. Rebased on git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next 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 (4): 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 iommu/arm-smmu-nvidia: fix the warning reported by kbuild test robot .../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 | 261 ++++++++++++++++++ drivers/iommu/arm-smmu.c | 11 +- drivers/iommu/arm-smmu.h | 4 + 7 files changed, 285 insertions(+), 3 deletions(-) create mode 100644 drivers/iommu/arm-smmu-nvidia.c base-commit: 431275afdc7155415254aef4bd3816a1b8a2ead0