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, URIBL_BLOCKED,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 886D7CA9EC5 for ; Wed, 30 Oct 2019 14:52:08 +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 56EA52054F for ; Wed, 30 Oct 2019 14:52:08 +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="11FfZgDS" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 56EA52054F 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 5560CC90; Wed, 30 Oct 2019 14:51:24 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 9A394C87 for ; Wed, 30 Oct 2019 14:51:22 +0000 (UTC) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 6543F8A for ; Wed, 30 Oct 2019 14:51:22 +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 E67412173E; Wed, 30 Oct 2019 14:51:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1572447082; bh=pRODZ6zh4eXRE4Y4JwFU3ZKHlgD9TQRTXk+jdqEMR/Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=11FfZgDS1Kc++XBDo7UDXjFBbBwL6SQAX8nqkTaY/71fiz5LlcV7qu5FQHY3WEZrg TQudhggghLGvkoEusSH8lQ9yOKUbko6SaA2wJk/dRJB7MBPXQLT1k45czTG2yAIQb/ sRnkWFddLobRZwVnUTZpqx5J3VtVrhRdM7nah8bI= From: Will Deacon To: iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/7] iommu/of: Request ACS from the PCI core when configuring IOMMU linkage Date: Wed, 30 Oct 2019 14:51:07 +0000 Message-Id: <20191030145112.19738-3-will@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191030145112.19738-1-will@kernel.org> References: <20191030145112.19738-1-will@kernel.org> MIME-Version: 1.0 Cc: Bjorn Helgaas , Robin Murphy , 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 To avoid having to export 'pci_request_acs()' to modular IOMMU drivers, move the call into the 'of_dma_configure()' path in a similar manner to the way in which ACS is configured when probing via ACPI/IORT. Signed-off-by: Will Deacon --- drivers/iommu/of_iommu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c index 614a93aa5305..78faa9f73a91 100644 --- a/drivers/iommu/of_iommu.c +++ b/drivers/iommu/of_iommu.c @@ -177,6 +177,7 @@ const struct iommu_ops *of_iommu_configure(struct device *dev, .np = master_np, }; + pci_request_acs(); err = pci_for_each_dma_alias(to_pci_dev(dev), of_pci_iommu_init, &info); } else if (dev_is_fsl_mc(dev)) { -- 2.24.0.rc0.303.g954a862665-goog _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu