From patchwork Thu Apr 15 18:00:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Leonardo_Br=C3=A1s?= X-Patchwork-Id: 422848 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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, 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 DD1DBC433ED for ; Thu, 15 Apr 2021 18:01:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BDD5C6103D for ; Thu, 15 Apr 2021 18:01:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233395AbhDOSCG (ORCPT ); Thu, 15 Apr 2021 14:02:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57040 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233052AbhDOSCF (ORCPT ); Thu, 15 Apr 2021 14:02:05 -0400 Received: from mail-qv1-xf31.google.com (mail-qv1-xf31.google.com [IPv6:2607:f8b0:4864:20::f31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8BF56C061574; Thu, 15 Apr 2021 11:01:42 -0700 (PDT) Received: by mail-qv1-xf31.google.com with SMTP id ef17so6482514qvb.0; Thu, 15 Apr 2021 11:01:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=T+WxuAKEYQzQlAdaDBCbqiRsU5nkpRKPpDVKPGbJZoo=; b=omSdtTy3Z5hj1lplWc42YYdNIlvPA/d1BuVz2FqBEc6iBdhR0s/5+WagAAL4Zk1YAc CWjUthRXgYMcuzLis14YOrHsvBbIuTUswDXGQQJmOJ1+VpihxfgTWaBSqvA41vXj1lAR ATm6S/A6Cbh/mzZHi9MgQnA8xEmV7s8/xCWzzUNZ8kVFvt++osMV0Pn1/pvc6B9PuHE4 YY12+zAA6R6/zkUeoIz1yTyqsuKrwU8Q+aw5AxOGJv177G0bgQZI4W8ZV/qRKccUshhz umO9bqMYm9LobzFe6oKAEY3NlD/z4o17Lw3g/CKtL9Wk3um/gQJ2qZeLPffjsCTz6h2b J3NA== 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:mime-version :content-transfer-encoding; bh=T+WxuAKEYQzQlAdaDBCbqiRsU5nkpRKPpDVKPGbJZoo=; b=UvsdVXU3luBqHVFcBBa8mxdqvMX3afDcZVrusEfsg0TclYRhgbVuBp4wQVZYKbQSmL Cjx2obj7ID09THyhy4S28myR+HvIYp4fSqo7lMw5altMNTDDdnaOQzvc7OfoFZEFJuRR KfMPCejmE2NcvgnxvbMEWSSoyS1ppDNwkcmQuZ0DigcggxKpuzoJovYH05O+pWk6SrUD Sa9WraZ9wJmYhEH9csNRM7LBMNGLU4GGSR5ekcvLqTKvc4OreznjBcE4eoeQ4wOssYZu kqKFOSIgo09UibaCIlbvhEwU4NNFqjSe2a/yqszMjLGG+8HsTCyfu/YsmCxKARjVwEgk Cyxw== X-Gm-Message-State: AOAM530Z8QF9ta26GpWdMv/3OHOchN4fHOXWXBJb7Lw7yimqWIRQS4bd ZVpuAQLbaquo+44PRplKQnk= X-Google-Smtp-Source: ABdhPJwbEnxJ32ca8ntb2wP5VKo0v0Tu2H5S4ts3+g6Ej4zFLT4aKZE3Po2+SmGJRN4ouqA+MCapFw== X-Received: by 2002:a0c:fd62:: with SMTP id k2mr4410395qvs.51.1618509701724; Thu, 15 Apr 2021 11:01:41 -0700 (PDT) Received: from li-908e0a4c-2250-11b2-a85c-f027e903211b.ibm.com ([2804:14c:482:7b04::1000]) by smtp.gmail.com with ESMTPSA id f16sm2544834qkl.25.2021.04.15.11.01.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Apr 2021 11:01:41 -0700 (PDT) From: Leonardo Bras To: Rob Herring , Frank Rowand , aik@ozlabs.ru Cc: Leonardo Bras , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/1] of/pci: Add IORESOURCE_MEM_64 to resource flags for 64-bit memory addresses Date: Thu, 15 Apr 2021 15:00:51 -0300 Message-Id: <20210415180050.373791-1-leobras.c@gmail.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Many other resource flag parsers already add this flag when the input has bits 24 & 25 set, so update this one to do the same. Some devices (like virtio-net) have more than one memory resource (like MMIO32 and MMIO64) and without this flag it would be needed to verify the address range to know which one is which. Signed-off-by: Leonardo Bras --- drivers/of/address.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/of/address.c b/drivers/of/address.c index 73ddf2540f3f..dc7147843783 100644 --- a/drivers/of/address.c +++ b/drivers/of/address.c @@ -116,9 +116,12 @@ static unsigned int of_bus_pci_get_flags(const __be32 *addr) flags |= IORESOURCE_IO; break; case 0x02: /* 32 bits */ - case 0x03: /* 64 bits */ flags |= IORESOURCE_MEM; break; + + case 0x03: /* 64 bits */ + flags |= IORESOURCE_MEM | IORESOURCE_MEM_64; + break; } if (w & 0x40000000) flags |= IORESOURCE_PREFETCH;