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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 4C22BC43603 for ; Mon, 9 Dec 2019 14:43:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 21AC12068E for ; Mon, 9 Dec 2019 14:43:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="bwiWLgyw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727870AbfLIOnG (ORCPT ); Mon, 9 Dec 2019 09:43:06 -0500 Received: from mail-wm1-f68.google.com ([209.85.128.68]:39168 "EHLO mail-wm1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727654AbfLIOnD (ORCPT ); Mon, 9 Dec 2019 09:43:03 -0500 Received: by mail-wm1-f68.google.com with SMTP id s14so15204212wmh.4; Mon, 09 Dec 2019 06:43:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=NV+OtFNHEPzK4aALA3wGiz+UFBKhhJOcbOzMP5xc22k=; b=bwiWLgywo4bf2Dm4Ihu3a9OQzCW+Bcm0MRmMhP3dm7qO/brttTj8L67XJibxd6vTix 3G+uINewRv4VhP7E8F03AWBILGLSbVisz/lwn+KlM22BnGqwogFN9uMxSZsGliB0Xonm DfLcXpIDyUJNd3iAs4fo17prGdJ2Pw1ZxtYFsBSDsaa9k2oF2tM2ZdQ0POIj3QThtByc 2IYQ6VQpbE/rxx4ktCnSocpdE56KR6KLf0cB1pwS1W33hBSan/WK1DezW0reo4WaxshO B6vjyjQ6+MIxm+lttNugyuDpOpTxTlqpqeGDjzhLKcVQA2PIoS+nW+3So8WR8p051Lou Wa9Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=NV+OtFNHEPzK4aALA3wGiz+UFBKhhJOcbOzMP5xc22k=; b=tmJ2L1kJQM3zQScA/hk0rKY56EQ5Mfd7FGGBM2XzxXrqhepFLxELDgc9WIovP58yVg No3dH/iMwIXjaLwx6JYNHeeKsb8Ef0CsOb1D9NZHdjZRDxTMOUULvGiPDY8k5yCNc949 OObHnaLt9TtamizyiQPOft4ALhQ7M0U2G4RtuI3zlIpHFJWrBmH2ee+3Oxou3yqqN5Y5 EFnb1WdHjMMe3d1RfduLsqsYBTpQzIllXgHY+2qwh2Ya9UY2mNfk+cIK4Ig1TzlPdItq uJIHa3C5ZalJpABdvkjpC8LgDSKoV4Z/SosSQM7wfGb4A+R3dkncctdQFF8AOBqFSBZX 8L1g== X-Gm-Message-State: APjAAAUSr62M0Jc7a5MOhktOlQ+JGzna71ncV5JtAZD92Ok4PwZ0uP8s kxAI23/ChtBYYJ2EW3Qvx2Y= X-Google-Smtp-Source: APXvYqyJwFHV7cm833OQ2PvjlHHPlHPTguHfZPFEEjeLQsJeto1AdNMXKAMXnzYvun173UkWc3IHKA== X-Received: by 2002:a05:600c:2383:: with SMTP id m3mr12937576wma.32.1575902581139; Mon, 09 Dec 2019 06:43:01 -0800 (PST) Received: from localhost (pD9E518ED.dip0.t-ipconnect.de. [217.229.24.237]) by smtp.gmail.com with ESMTPSA id b10sm8756152wmb.48.2019.12.09.06.42.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Dec 2019 06:43:00 -0800 (PST) From: Thierry Reding To: Joerg Roedel Cc: Will Deacon , Robin Murphy , iommu@lists.linux-foundation.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Rob Herring , Frank Rowand Subject: [PATCH v2 2/2] iommu: dma: Use of_iommu_get_resv_regions() Date: Mon, 9 Dec 2019 15:42:56 +0100 Message-Id: <20191209144256.2396808-2-thierry.reding@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191209144256.2396808-1-thierry.reding@gmail.com> References: <20191209144256.2396808-1-thierry.reding@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Thierry Reding For device tree nodes, use the standard of_iommu_get_resv_regions() implementation to obtain the reserved memory regions associated with a device. Cc: Rob Herring Cc: Frank Rowand Cc: devicetree@vger.kernel.org Signed-off-by: Thierry Reding --- drivers/iommu/dma-iommu.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c index 76ef31123cd9..2b2ec643b7e8 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -165,6 +166,8 @@ void iommu_dma_get_resv_regions(struct device *dev, struct list_head *list) if (!is_of_node(dev_iommu_fwspec_get(dev)->iommu_fwnode)) iort_iommu_msi_get_resv_regions(dev, list); + if (dev->of_node) + of_iommu_get_resv_regions(dev, list); } EXPORT_SYMBOL(iommu_dma_get_resv_regions); -- 2.23.0