From mboxrd@z Thu Jan 1 00:00:00 1970 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=-3.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 A1E56C432C0 for ; Thu, 21 Nov 2019 11:49:28 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (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 683202089D for ; Thu, 21 Nov 2019 11:49:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="CnJgpSRU" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 683202089D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id 435E586F8D; Thu, 21 Nov 2019 11:49:28 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id eNS1eF4PVf_K; Thu, 21 Nov 2019 11:49:27 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by fraxinus.osuosl.org (Postfix) with ESMTP id 1983586F80; Thu, 21 Nov 2019 11:49:27 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id F1877C1DD8; Thu, 21 Nov 2019 11:49:26 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by lists.linuxfoundation.org (Postfix) with ESMTP id 86437C18DA for ; Thu, 21 Nov 2019 11:49:25 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 6F9BB24074 for ; Thu, 21 Nov 2019 11:49:25 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id HBiZrKajWhL6 for ; Thu, 21 Nov 2019 11:49:24 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by silver.osuosl.org (Postfix) with ESMTPS id 705DD2151E for ; Thu, 21 Nov 2019 11:49:24 +0000 (UTC) Received: from localhost.localdomain (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 05F0220898; Thu, 21 Nov 2019 11:49:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574336964; bh=PdT7/vjeG9qVa+Z4rGos3rHHIh/e4XCZdgXcB6xN00c=; h=From:To:Cc:Subject:Date:From; b=CnJgpSRU+BCftuywRCvfcH6mcTonCZhx3FKxuOCpNHwKqe5qVufZMKjeg5NgxQZg2 Th+EITTwNMA9zDnNLX0+xnu2cx2GduL4GFSd1YwczFvZHWz4a7IyP6TrqAb2MLpWDy FT08tPUMC2o74E7WGXXgty7g0TlkZlJhq2v9l+64= From: Will Deacon To: iommu@lists.linuxfoundation.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 00/14] iommu: Permit modular builds of ARM SMMU[v3] drivers Date: Thu, 21 Nov 2019 11:49:04 +0000 Message-Id: <20191121114918.2293-1-will@kernel.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Cc: "Isaac J. Manjarres" , Jean-Philippe Brucker , Saravana Kannan , Greg Kroah-Hartman , Robin Murphy , Bjorn Helgaas , Will Deacon X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Hi everyone, This is version three of the patches I previously posted here: v1: https://lore.kernel.org/lkml/20191030145112.19738-1-will@kernel.org/ v2: https://lore.kernel.org/lkml/20191108151608.20932-1-will@kernel.org Changes since v2 include: * Tested successfully on real hardware (!) * Handle re-registering of IOMMU bus ops * Unregister IOMMU on unload * Prevent forced unbinding of SMMU drivers via sysfs * Update my email address in MODULE_AUTHOR Note that if you want to rely on the 'of_devlink' support in linux-next for dependent probe ordering, then you'll need an extra patch [1] to support PCI devices upstream of an SMMU. I'm routing that one via Greg. Will [1] https://lore.kernel.org/lkml/20191120190028.4722-1-will@kernel.org Cc: Jean-Philippe Brucker Cc: Jordan Crouse Cc: John Garry Cc: Bjorn Helgaas Cc: Saravana Kannan Cc: Greg Kroah-Hartman Cc: "Isaac J. Manjarres" Cc: Robin Murphy Cc: Lorenzo Pieralisi Cc: Joerg Roedel --->8 Will Deacon (14): drivers/iommu: Export core IOMMU API symbols to permit modular drivers iommu/of: Request ACS from the PCI core when configuring IOMMU linkage PCI: Export pci_ats_disabled() as a GPL symbol to modules drivers/iommu: Take a ref to the IOMMU driver prior to ->add_device() iommu/of: Take a ref to the IOMMU driver during ->of_xlate() drivers/iommu: Allow IOMMU bus ops to be unregistered Revert "iommu/arm-smmu: Make arm-smmu-v3 explicitly non-modular" Revert "iommu/arm-smmu: Make arm-smmu explicitly non-modular" iommu/arm-smmu: Prevent forced unbinding of Arm SMMU drivers iommu/arm-smmu-v3: Unregister IOMMU and bus ops on device removal iommu/arm-smmu-v3: Allow building as a module iommu/arm-smmu: Unregister IOMMU and bus ops on device removal iommu/arm-smmu: Allow building as a module iommu/arm-smmu: Update my email address in MODULE_AUTHOR() drivers/iommu/Kconfig | 16 ++++- drivers/iommu/Makefile | 3 +- drivers/iommu/arm-smmu-v3.c | 93 +++++++++++++++++--------- drivers/iommu/arm-smmu.c | 127 +++++++++++++++++++++++++----------- drivers/iommu/iommu-sysfs.c | 5 ++ drivers/iommu/iommu.c | 32 ++++++++- drivers/iommu/of_iommu.c | 17 +++-- drivers/pci/pci.c | 1 + include/linux/iommu.h | 2 + 9 files changed, 215 insertions(+), 81 deletions(-) -- 2.24.0.432.g9d3f5f5b63-goog _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu