From patchwork Wed Aug 11 12:21:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robin Murphy X-Patchwork-Id: 12431051 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0D179C4320E for ; Wed, 11 Aug 2021 12:25:21 +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 C567C60FC0 for ; Wed, 11 Aug 2021 12:25:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org C567C60FC0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :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=JeHWUfv0yNunzuk7ASrlQquCR8ZvxsUdbhbt/kopEB8=; b=C/Dk/u1ba2AAPx K4692MRIgSGRHGeBwLGM/pKvLhH1wWkhDpfk/+jmknJ7CqlZ3p78QxzK/R0E7cTC8w2NpexUmtW2J 6f0FjPtDQua0lS+/jcBkRV2BjaXRcAJKbfMAU3jCSXR+ADFDFHvCQToxlHoCIThpyqw90R5t1Cey3 tv3belhEC50asHJf6qbZWqv7n2LOogCoM1wrayepaBnry3IdddjqS7DeWLQK3lMExkhlTEMb0wKwh M/NF+bD7tJ/CkefrfU07jxr9NLHlhCZLWjV22vd7EacQuXzg6jAq29VPfJBtD+zLdmUHlLGa4NK5D p7v/G10/C0GiZFkIigHQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mDnFM-006yU5-Ua; Wed, 11 Aug 2021 12:22:13 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mDnF4-006yJE-Og for linux-arm-kernel@lists.infradead.org; Wed, 11 Aug 2021 12:21:56 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E84A2106F; Wed, 11 Aug 2021 05:21:48 -0700 (PDT) Received: from 010265703453.arm.com (unknown [10.57.36.146]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 2BD7B3F718; Wed, 11 Aug 2021 05:21:46 -0700 (PDT) From: Robin Murphy To: joro@8bytes.org, will@kernel.org Cc: iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, suravee.suthikulpanit@amd.com, baolu.lu@linux.intel.com, john.garry@huawei.com, dianders@chromium.org, rajatja@google.com, chenxiang66@hisilicon.com, Marek Szyprowski , Yoshihiro Shimoda , Geert Uytterhoeven , Yong Wu , Heiko Stuebner , Chunyan Zhang , Maxime Ripard , Jean-Philippe Brucker Subject: [PATCH v4 00/24] iommu: Refactor DMA domain strictness Date: Wed, 11 Aug 2021 13:21:14 +0100 Message-Id: X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210811_052154_937138_76FED370 X-CRM114-Status: GOOD ( 10.92 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org v1: https://lore.kernel.org/linux-iommu/cover.1626888444.git.robin.murphy@arm.com/ v2: https://lore.kernel.org/linux-iommu/cover.1627468308.git.robin.murphy@arm.com/ v3: https://lore.kernel.org/linux-iommu/cover.1628094600.git.robin.murphy@arm.com/ Hi all, I'm hoping this is good to go now. Changes from v3 are minimal, just rolling back patch #2 to the non-broken version, and tidying up the final patch as documented there. Cheers, Robin. CC: Marek Szyprowski CC: Yoshihiro Shimoda CC: Geert Uytterhoeven CC: Yong Wu CC: Heiko Stuebner CC: Chunyan Zhang CC: Maxime Ripard CC: Jean-Philippe Brucker Robin Murphy (24): iommu: Pull IOVA cookie management into the core iommu/amd: Drop IOVA cookie management iommu/arm-smmu: Drop IOVA cookie management iommu/vt-d: Drop IOVA cookie management iommu/exynos: Drop IOVA cookie management iommu/ipmmu-vmsa: Drop IOVA cookie management iommu/mtk: Drop IOVA cookie management iommu/rockchip: Drop IOVA cookie management iommu/sprd: Drop IOVA cookie management iommu/sun50i: Drop IOVA cookie management iommu/virtio: Drop IOVA cookie management iommu/dma: Unexport IOVA cookie management iommu/dma: Remove redundant "!dev" checks iommu: Indicate queued flushes via gather data iommu/io-pgtable: Remove non-strict quirk iommu: Introduce explicit type for non-strict DMA domains iommu/amd: Prepare for multiple DMA domain types iommu/arm-smmu: Prepare for multiple DMA domain types iommu/vt-d: Prepare for multiple DMA domain types iommu: Express DMA strictness via the domain type iommu: Expose DMA domain strictness via sysfs iommu: Only log strictness for DMA domains iommu: Merge strictness and domain type configs iommu: Allow enabling non-strict mode dynamically .../ABI/testing/sysfs-kernel-iommu_groups | 6 +- .../admin-guide/kernel-parameters.txt | 8 +- drivers/iommu/Kconfig | 80 +++++++++---------- drivers/iommu/amd/iommu.c | 21 +---- drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 11 +-- drivers/iommu/arm/arm-smmu/arm-smmu.c | 19 ++--- drivers/iommu/arm/arm-smmu/qcom_iommu.c | 9 --- drivers/iommu/dma-iommu.c | 58 ++++++++------ drivers/iommu/exynos-iommu.c | 19 +---- drivers/iommu/intel/iommu.c | 23 ++---- drivers/iommu/io-pgtable-arm-v7s.c | 12 +-- drivers/iommu/io-pgtable-arm.c | 12 +-- drivers/iommu/iommu.c | 56 ++++++++----- drivers/iommu/iova.c | 14 +++- drivers/iommu/ipmmu-vmsa.c | 28 +------ drivers/iommu/mtk_iommu.c | 7 -- drivers/iommu/mtk_iommu_v1.c | 1 - drivers/iommu/rockchip-iommu.c | 12 +-- drivers/iommu/sprd-iommu.c | 7 -- drivers/iommu/sun50i-iommu.c | 13 +-- drivers/iommu/virtio-iommu.c | 8 -- include/linux/dma-iommu.h | 6 ++ include/linux/io-pgtable.h | 5 -- include/linux/iommu.h | 23 +++++- 24 files changed, 184 insertions(+), 274 deletions(-) Acked-by: Sven Peter Tested-by: Sven Peter