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=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham 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 40574FA372C for ; Fri, 8 Nov 2019 15:16:49 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (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 144C3206C3 for ; Fri, 8 Nov 2019 15:16:49 +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="V2TPJopC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 144C3206C3 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 mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id D1FB8DF2; Fri, 8 Nov 2019 15:16:34 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id AA3CBDB5 for ; Fri, 8 Nov 2019 15:16:33 +0000 (UTC) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 6BBE6196 for ; Fri, 8 Nov 2019 15:16:33 +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 42583222C6; Fri, 8 Nov 2019 15:16:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573226193; bh=2ZvDEGh6IOOltQvHt9zTc+gSBf5wV4xvytOB8pwRoro=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=V2TPJopCA7RalWF7kJhlmfM/4Y7tZLTy6fCl2aNIVQVXkgiBZPGJY83IXtnVgwFrK RpGsnLdQzz+HJdIxxqGSehHTmQviTYhO5lIeKwKJiLHDUM+fndzaUm98fl6p7QKAet bQqbcbQgiQ02IJgLgyu/Z3Asy8pfpKV/eUGPYlsA= From: Will Deacon To: iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 7/9] iommu/arm-smmu-v3: Allow building as a module Date: Fri, 8 Nov 2019 15:16:06 +0000 Message-Id: <20191108151608.20932-8-will@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191108151608.20932-1-will@kernel.org> References: <20191108151608.20932-1-will@kernel.org> MIME-Version: 1.0 Cc: "Isaac J. Manjarres" , Jean-Philippe Brucker , Saravana Kannan , Robin Murphy , Bjorn Helgaas , Will Deacon X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 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 Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org By removing the redundant call to 'pci_request_acs()' we can allow the ARM SMMUv3 driver to be built as a module. Signed-off-by: Will Deacon --- drivers/iommu/Kconfig | 2 +- drivers/iommu/arm-smmu-v3.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index e3842eabcfdd..7583d47fc4d5 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -388,7 +388,7 @@ config ARM_SMMU_DISABLE_BYPASS_BY_DEFAULT config. config ARM_SMMU_V3 - bool "ARM Ltd. System MMU Version 3 (SMMUv3) Support" + tristate "ARM Ltd. System MMU Version 3 (SMMUv3) Support" depends on ARM64 select IOMMU_API select IOMMU_IO_PGTABLE_LPAE diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c index 2ad8e2ca0583..d54ceb80c28d 100644 --- a/drivers/iommu/arm-smmu-v3.c +++ b/drivers/iommu/arm-smmu-v3.c @@ -2733,6 +2733,7 @@ static struct iommu_ops arm_smmu_ops = { .get_resv_regions = arm_smmu_get_resv_regions, .put_resv_regions = arm_smmu_put_resv_regions, .pgsize_bitmap = -1UL, /* Restricted during device attach */ + .owner = THIS_MODULE, }; /* Probing and initialisation functions */ @@ -3657,7 +3658,6 @@ static int arm_smmu_device_probe(struct platform_device *pdev) #ifdef CONFIG_PCI if (pci_bus_type.iommu_ops != &arm_smmu_ops) { - pci_request_acs(); ret = bus_set_iommu(&pci_bus_type, &arm_smmu_ops); if (ret) return ret; -- 2.24.0.rc1.363.gb1bccd3e3d-goog _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu