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[209.51.188.17]) by mx.google.com with ESMTPS id z90si4194736jah.109.2021.02.25.03.08.51 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 25 Feb 2021 03:08:51 -0800 (PST) Received-SPF: pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=fail header.i=@redhat.com header.s=mimecast20190719 header.b=FmMtZSgA; spf=pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from localhost ([::1]:51234 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lFEVm-0003Gf-UJ for alex.bennee@linaro.org; Thu, 25 Feb 2021 06:08:50 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:54966) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lFEHl-0006er-GR for qemu-arm@nongnu.org; Thu, 25 Feb 2021 05:54:21 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:45204) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1lFEHj-0005Fn-SY for qemu-arm@nongnu.org; Thu, 25 Feb 2021 05:54:21 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1614250459; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=bywwfZowjmPR810yseCg0HtdO6oVwqcPsCFDNHc8k7w=; b=FmMtZSgAa4NnM3ImZM7JVrX0KQJNNR21/1pNxhrodTQ6ewJZPRkwjb39kQxTMZ3BwyKL8E Fpls9ieAFGo1cyoxETglMgpQ5a36l1d6OTSLh8Y9oGW8Z8IwHSvienQvwqF5eLl6E3oQft Pm1Q7CwuNGiYClNdYLAUwrmhPXnf3pY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-540-IC_hA1jMOXGwAgZpJmeR1A-1; Thu, 25 Feb 2021 05:54:17 -0500 X-MC-Unique: IC_hA1jMOXGwAgZpJmeR1A-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 371EBC298; Thu, 25 Feb 2021 10:54:15 +0000 (UTC) Received: from laptop.redhat.com (ovpn-112-150.ams2.redhat.com [10.36.112.150]) by smtp.corp.redhat.com (Postfix) with ESMTP id 09F8C5D9D7; Thu, 25 Feb 2021 10:54:09 +0000 (UTC) From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, peter.maydell@linaro.org, mst@redhat.com, alex.williamson@redhat.com, jacob.jun.pan@linux.intel.com, yi.l.liu@intel.com Subject: [RFC v8 07/28] memory: Add IOMMU_ATTR_MSI_TRANSLATE IOMMU memory region attribute Date: Thu, 25 Feb 2021 11:52:12 +0100 Message-Id: <20210225105233.650545-8-eric.auger@redhat.com> In-Reply-To: <20210225105233.650545-1-eric.auger@redhat.com> References: <20210225105233.650545-1-eric.auger@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=eric.auger@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" Received-SPF: pass client-ip=63.128.21.124; envelope-from=eric.auger@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jean-philippe@linaro.org, tnowicki@marvell.com, maz@kernel.org, jiangkunkun@huawei.com, zhangfei.gao@foxmail.com, peterx@redhat.com, shameerali.kolothum.thodi@huawei.com, yuzenghui@huawei.com, zhangfei.gao@linaro.org, will@kernel.org Errors-To: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-arm" X-TUID: D4TbbixKE5Lz We introduce a new IOMMU Memory Region attribute, IOMMU_ATTR_MSI_TRANSLATE which tells whether the virtual IOMMU translates MSIs. ARM SMMU will expose this attribute since, as opposed to Intel DMAR, MSIs are translated as any other DMA requests. Signed-off-by: Eric Auger --- include/exec/memory.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/exec/memory.h b/include/exec/memory.h index 04c75f13c2..ad6c807262 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -275,6 +275,7 @@ typedef struct MemoryRegionClass { enum IOMMUMemoryRegionAttr { IOMMU_ATTR_SPAPR_TCE_FD, IOMMU_ATTR_VFIO_NESTED, + IOMMU_ATTR_MSI_TRANSLATE, }; /* -- 2.26.2