From patchwork Thu Nov 3 13:39:00 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thierry Reding X-Patchwork-Id: 1698899 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20210112 header.b=WOIOrTs5; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4N34c71tHBz23lK for ; Fri, 4 Nov 2022 00:39:19 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231574AbiKCNjR (ORCPT ); Thu, 3 Nov 2022 09:39:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40682 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231596AbiKCNjQ (ORCPT ); Thu, 3 Nov 2022 09:39:16 -0400 Received: from mail-ej1-x62e.google.com (mail-ej1-x62e.google.com [IPv6:2a00:1450:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 67B63B9F; Thu, 3 Nov 2022 06:39:15 -0700 (PDT) Received: by mail-ej1-x62e.google.com with SMTP id 13so5340719ejn.3; Thu, 03 Nov 2022 06:39:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=HuoiIm8f1+pLkMCMfNs8Z4K3LzZnaZWtse5hncoBXug=; b=WOIOrTs5wDw45r6z1U4MpbhJq9ZryvRk3zOzSYUmYMec/MQxf3XmaBKYvPOrW9phMZ UAswei6GmqvYKULPZKvu4EC06uAQ3oUPdBDaCRnvqBxURM5H8nk3rW7ZwO9vnG+KibgH /kthT9vb9jS7RjOfaei8dc5/58TXTJsFwgDhJNGQ0fasmyfpK6C4NtDXrAgdEAvBNbKt t2AvI09T0oeHAtBBYcRli8B7NjxKYYktBKvoMLPeardsdEa7xfCz/8ReTq4U8ouZmFP2 +CxXTIzPpF1A5apjqogM+4+goqbUNtpG4Jj2t8eAG/jProlkpbSvAbr+EnMfNxk+8l7p DNIw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=HuoiIm8f1+pLkMCMfNs8Z4K3LzZnaZWtse5hncoBXug=; b=WTGcB4mfmuYgXsuMexgM7/gTyWIClX5IWrdBnx6nkqk3UEeOEiDdbG8deVeN/ednm5 SuX5z5at4zWAPf4pyGX658GIirxf9JocyzajrY0PnlL7WiuzLwpMkdXP4wuOOSzRGH/p XuvGGuXXEoUHbWIVF9Q9aSnsy8kNBru65/pm2RBFp9WVHS58YR/paXaR/H/JsEMzrDRn Re3YELRgV652MzCDXMyFV1LIZ9r5YV8/6pGO6J+HdQksZJR7GAv5b+xdZLOacubcZ1XF GgqIrG1VPefQQXl3SasjeZ+7245zbk60SKNwq2VUjGJunZBZLMrrAg987PEZ4uUS+Ab7 kCqA== X-Gm-Message-State: ACrzQf3GkLbVF+op4d5q+PsvG7CAtaKbhzKSQGurYvIGw0kjubSGeB5p 2gdm9nctHtVFkrQMfCsg8bo= X-Google-Smtp-Source: AMsMyM515jSAgrgtrPv6W8cuyVKGjXoGniUUGUbH7rNavvWKdzFTbZakrYtH2QbWOm5oPcugOCAcuQ== X-Received: by 2002:a17:906:fe45:b0:788:15a5:7495 with SMTP id wz5-20020a170906fe4500b0078815a57495mr29363453ejb.633.1667482753890; Thu, 03 Nov 2022 06:39:13 -0700 (PDT) Received: from localhost (p200300e41f201d00f22f74fffe1f3a53.dip0.t-ipconnect.de. [2003:e4:1f20:1d00:f22f:74ff:fe1f:3a53]) by smtp.gmail.com with ESMTPSA id x20-20020a1709064a9400b0074136cac2e7sm510618eju.81.2022.11.03.06.39.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Nov 2022 06:39:13 -0700 (PDT) From: Thierry Reding To: Rob Herring , Joerg Roedel Cc: Will Deacon , Robin Murphy , Nicolin Chen , Krishna Reddy , Ashish Mhetre , Dmitry Osipenko , Alyssa Rosenzweig , Janne Grunau , Sameer Pujar , devicetree@vger.kernel.org, iommu@lists.linux-foundation.org, linux-tegra@vger.kernel.org, asahi@lists.linux.dev, Frank Rowand Subject: [PATCH v10 5/5] iommu: dma: Use of_iommu_get_resv_regions() Date: Thu, 3 Nov 2022 14:39:00 +0100 Message-Id: <20221103133900.1473855-6-thierry.reding@gmail.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221103133900.1473855-1-thierry.reding@gmail.com> References: <20221103133900.1473855-1-thierry.reding@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-tegra@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 9297b741f5e8..709b05d3aad2 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -23,6 +23,7 @@ #include #include #include +#include #include #include #include @@ -391,6 +392,8 @@ 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_get_resv_regions(dev, list); + if (dev->of_node) + of_iommu_get_resv_regions(dev, list); } EXPORT_SYMBOL(iommu_dma_get_resv_regions);