From patchwork Mon Mar 20 16:19:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cindy Lu X-Patchwork-Id: 1759139 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=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=M6zpdXY+; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4PgKjj4ZV8z247d for ; Tue, 21 Mar 2023 03:21:13 +1100 (AEDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1peIF7-0007Nf-R5; Mon, 20 Mar 2023 12:20:17 -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 1peIF3-0007MR-71 for qemu-devel@nongnu.org; Mon, 20 Mar 2023 12:20:14 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1peIEz-0005ua-TG for qemu-devel@nongnu.org; Mon, 20 Mar 2023 12:20:12 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1679329209; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=nHc5K8ecg/Ku686Rv6/nnOa24qMbEoZx2bSCskCcpRM=; b=M6zpdXY+Mg0+Gz62OMrNWL9W1nPVPf94DAEZ5ZCbi4HyoO1rEu/3lb0a1KhHPQitpZSpii RjXzOXyTYMCiD4eLRectuaSNfINZWhlKjectp40WEjbrzRwBvQRVJUvgcjx6169p+84/78 9AadQA3Q7PoN+pzzFAdxUU3W8wmzsRk= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-472-0ydqJ8U0P2GWhJCqlt0eZQ-1; Mon, 20 Mar 2023 12:20:07 -0400 X-MC-Unique: 0ydqJ8U0P2GWhJCqlt0eZQ-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 8B3EC1C04321 for ; Mon, 20 Mar 2023 16:20:07 +0000 (UTC) Received: from server.redhat.com (ovpn-12-41.pek2.redhat.com [10.72.12.41]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9ED112166B2A; Mon, 20 Mar 2023 16:20:05 +0000 (UTC) From: Cindy Lu To: lulu@redhat.com, jasowang@redhat.com, mst@redhat.com Cc: qemu-devel@nongnu.org Subject: [PATCH v14 1/4] vhost: expose function vhost_dev_has_iommu() Date: Tue, 21 Mar 2023 00:19:56 +0800 Message-Id: <20230320161959.650841-2-lulu@redhat.com> In-Reply-To: <20230320161959.650841-1-lulu@redhat.com> References: <20230320161959.650841-1-lulu@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.6 Received-SPF: pass client-ip=170.10.133.124; envelope-from=lulu@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, 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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org To support vIOMMU in vdpa, need to exposed the function vhost_dev_has_iommu, vdpa will use this function to check if vIOMMU enable. Signed-off-by: Cindy Lu Acked-by: Jason Wang --- hw/virtio/vhost.c | 2 +- include/hw/virtio/vhost.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index a266396576..fd746b085b 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -107,7 +107,7 @@ static void vhost_dev_sync_region(struct vhost_dev *dev, } } -static bool vhost_dev_has_iommu(struct vhost_dev *dev) +bool vhost_dev_has_iommu(struct vhost_dev *dev) { VirtIODevice *vdev = dev->vdev; diff --git a/include/hw/virtio/vhost.h b/include/hw/virtio/vhost.h index a52f273347..f7f10c8fb7 100644 --- a/include/hw/virtio/vhost.h +++ b/include/hw/virtio/vhost.h @@ -336,4 +336,5 @@ int vhost_dev_set_inflight(struct vhost_dev *dev, struct vhost_inflight *inflight); int vhost_dev_get_inflight(struct vhost_dev *dev, uint16_t queue_size, struct vhost_inflight *inflight); +bool vhost_dev_has_iommu(struct vhost_dev *dev); #endif