From nobody Sat Nov 15 17:46:47 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1749826143; cv=none; d=zohomail.com; s=zohoarc; b=ZFUlL+FLMgfUbtvialsl2PL52dLVZgZJWPpyPpJaCZ7Jr8rUYgZ58IdC+xrLMS8Qz9edAM8PkOMEKNAioazjCDCBAt+KhKZjDehs/NK9C9iXkrl3fUD3ro0Xx03rXPDXw97CSjT4XxF00ZP1df7txsRwbu/hddBgemCIVz48Txo= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1749826143; h=Content-Type:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Reply-To:References:Sender:Subject:Subject:To:To:Message-Id; bh=d7BjYQt7mMucYSMbTkLm7oLJgmaRGMseVeHttrUXhsQ=; b=M0sUE2WEBAx6iXuiqxuduWhA2rK8dgXA+1erLfc+SLPYKHZkQU344N0efK9Pnz21sH9TOHT/6vUXzGAiRNUIxCcmNcuZej9CKbOQEC0ucPg+Fz7OzDW10i+VoUtzDR0KPPmmXxneEElQfncvxhgBeNhlvAcABki5F25+LoPPaOo= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1749826143038966.2739030205489; Fri, 13 Jun 2025 07:49:03 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uQ5fl-0007mO-E4; Fri, 13 Jun 2025 10:46:25 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uQ5fj-0007l7-7N; Fri, 13 Jun 2025 10:46:23 -0400 Received: from [185.176.79.56] (helo=frasgout.his.huawei.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uQ5fh-0006eT-Es; Fri, 13 Jun 2025 10:46:22 -0400 Received: from mail.maildlp.com (unknown [172.18.186.216]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4bJhyx6F54z6M4jb; Fri, 13 Jun 2025 22:45:45 +0800 (CST) Received: from frapeml500008.china.huawei.com (unknown [7.182.85.71]) by mail.maildlp.com (Postfix) with ESMTPS id 44271140393; Fri, 13 Jun 2025 22:46:13 +0800 (CST) Received: from A2303104131.china.huawei.com (10.203.177.241) by frapeml500008.china.huawei.com (7.182.85.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Fri, 13 Jun 2025 16:46:05 +0200 To: , CC: , , , , , , , , , , , , , , Subject: [PATCH v4 1/7] hw/arm/smmu-common: Check SMMU has PCIe Root Complex association Date: Fri, 13 Jun 2025 15:44:43 +0100 Message-ID: <20250613144449.60156-2-shameerali.kolothum.thodi@huawei.com> X-Mailer: git-send-email 2.12.0.windows.1 In-Reply-To: <20250613144449.60156-1-shameerali.kolothum.thodi@huawei.com> References: <20250613144449.60156-1-shameerali.kolothum.thodi@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.203.177.241] X-ClientProxiedBy: kwepems100002.china.huawei.com (7.221.188.206) To frapeml500008.china.huawei.com (7.182.85.71) X-Host-Lookup-Failed: Reverse DNS lookup failed for 185.176.79.56 (deferred) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=185.176.79.56; envelope-from=shameerali.kolothum.thodi@huawei.com; helo=frasgout.his.huawei.com X-Spam_score_int: -33 X-Spam_score: -3.4 X-Spam_bar: --- X-Spam_report: (-3.4 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Shameer Kolothum From: Shameer Kolothum via Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1749826145156116600 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Although this change does not affect functionality at present, it is required when we add support for user-creatable SMMUv3 devices in future patches. Tested-by: Nathan Chen Signed-off-by: Shameer Kolothum Reviewed-by: Nicolin Chen --- hw/arm/smmu-common.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/hw/arm/smmu-common.c b/hw/arm/smmu-common.c index f39b99e526..7890aa12c1 100644 --- a/hw/arm/smmu-common.c +++ b/hw/arm/smmu-common.c @@ -20,6 +20,7 @@ #include "trace.h" #include "exec/target_page.h" #include "hw/core/cpu.h" +#include "hw/pci/pci_bridge.h" #include "hw/qdev-properties.h" #include "qapi/error.h" #include "qemu/jhash.h" @@ -937,7 +938,8 @@ static void smmu_base_realize(DeviceState *dev, Error *= *errp) g_free, g_free); s->smmu_pcibus_by_busptr =3D g_hash_table_new(NULL, NULL); =20 - if (s->primary_bus) { + if (s->primary_bus && object_dynamic_cast(OBJECT(s->primary_bus)->pare= nt, + TYPE_PCI_HOST_BRIDGE)) { pci_setup_iommu(s->primary_bus, &smmu_ops, s); } else { error_setg(errp, "SMMU is not attached to any PCI bus!"); --=20 2.47.0