From nobody Mon Feb 9 02:28:05 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1493286044977339.83502303603984; Thu, 27 Apr 2017 02:40:44 -0700 (PDT) Received: from localhost ([::1]:59652 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3ful-00085y-MO for importer@patchew.org; Thu, 27 Apr 2017 05:40:43 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47640) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3fq2-00043p-JN for qemu-devel@nongnu.org; Thu, 27 Apr 2017 05:35:51 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d3fpy-0004Tg-K7 for qemu-devel@nongnu.org; Thu, 27 Apr 2017 05:35:50 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35912) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1d3fpy-0004TC-EK for qemu-devel@nongnu.org; Thu, 27 Apr 2017 05:35:46 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 4848880F95; Thu, 27 Apr 2017 09:35:45 +0000 (UTC) Received: from pxdev.xzpeter.org.com (ovpn-8-65.pek2.redhat.com [10.72.8.65]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8D14617180; Thu, 27 Apr 2017 09:35:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 4848880F95 Authentication-Results: ext-mx03.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx03.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=peterx@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 4848880F95 From: Peter Xu To: qemu-devel@nongnu.org Date: Thu, 27 Apr 2017 17:34:19 +0800 Message-Id: <1493285660-4470-8-git-send-email-peterx@redhat.com> In-Reply-To: <1493285660-4470-1-git-send-email-peterx@redhat.com> References: <1493285660-4470-1-git-send-email-peterx@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Thu, 27 Apr 2017 09:35:45 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [RFC PATCH 7/8] intel_iommu: provide AddressSpaceOps.iommu_get() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: tianyu.lan@intel.com, kevin.tian@intel.com, yi.l.liu@intel.com, Jason Wang , peterx@redhat.com, Alex Williamson , Paolo Bonzini , David Gibson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Then it'll be the first one to support address_space_iommu_get() API. Signed-off-by: Peter Xu --- hw/i386/intel_iommu.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c index 609732b..5131329 100644 --- a/hw/i386/intel_iommu.c +++ b/hw/i386/intel_iommu.c @@ -2632,6 +2632,12 @@ static const MemoryRegionOps vtd_mem_ir_ops =3D { }, }; =20 +static IOMMUObject *vtd_as_iommu_get(AddressSpace *as) +{ + VTDAddressSpace *vtd_dev_as =3D container_of(as, VTDAddressSpace, as); + return (IOMMUObject *)vtd_dev_as->iommu_state; +} + VTDAddressSpace *vtd_find_add_as(IntelIOMMUState *s, PCIBus *bus, int devf= n) { uintptr_t key =3D (uintptr_t)bus; @@ -2692,6 +2698,9 @@ VTDAddressSpace *vtd_find_add_as(IntelIOMMUState *s, = PCIBus *bus, int devfn) VTD_INTERRUPT_ADDR_FIRST, &vtd_dev_as->iommu_ir, 64); address_space_init(&vtd_dev_as->as, &vtd_dev_as->root, name); + + vtd_dev_as->as.as_ops.iommu_get =3D vtd_as_iommu_get; + memory_region_add_subregion_overlap(&vtd_dev_as->root, 0, &vtd_dev_as->sys_alias, 1); memory_region_add_subregion_overlap(&vtd_dev_as->root, 0, --=20 2.7.4