From nobody Tue Feb 10 01:35:32 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; 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=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1593615562; cv=none; d=zohomail.com; s=zohoarc; b=FnBqnZsGgmMkHO05GS7q9/2WN1StkwOMexbcDZrk2md8+bSIsCj0kKhiH5eqpRzlNLAIvI0Le3noYOCvZo9i205qRo3uLV9vqNTroi7JZMgTtEj5OqEhfkPpfUVSgU+6nMbvtusAbzlBlEUvLRP6QHI4bd+BYwAozLQbLrSTsDE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1593615562; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=8ZesxalmhCuhZ6jk8xrSJ4YUFbv16yFo2IwkNdXZRec=; b=aZWxBO96AnlwPUBKUeOG+Ra+6jLUpitkl8EfhMSHll9gHiQ+UhvQjjYX8fH4eFAismAqpfzb8vE98ZinPsi2mpIxWxEba6faBHBKY2NGrv+atHUfncEqiLIVb8VoM5InBqQvZTR6t9jLdbpICFrzRk9wRTDPCKFN5xA8TXlkI18= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; 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=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1593615562693124.69645922102598; Wed, 1 Jul 2020 07:59:22 -0700 (PDT) Received: from localhost ([::1]:57084 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jqeCn-0003rH-AM for importer@patchew.org; Wed, 01 Jul 2020 10:59:21 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47884) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jqeBR-0002aN-Ni for qemu-devel@nongnu.org; Wed, 01 Jul 2020 10:57:57 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:45235 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jqeBQ-0007lM-1p for qemu-devel@nongnu.org; Wed, 01 Jul 2020 10:57:57 -0400 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-18-xaMy-i3PM0aAduXHaX6xlA-1; Wed, 01 Jul 2020 10:57:49 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 701D81005513; Wed, 1 Jul 2020 14:57:46 +0000 (UTC) Received: from laptop.redhat.com (ovpn-12-19.pek2.redhat.com [10.72.12.19]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0DA4A73FC5; Wed, 1 Jul 2020 14:57:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1593615474; 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=8ZesxalmhCuhZ6jk8xrSJ4YUFbv16yFo2IwkNdXZRec=; b=BdtAKQdLoLu0XgFhtJD0BBGWfSO3LXzktmJH+WujHZqNlHMmO3nR+sVCmXz82wmSVDt0Pr 6bIsQs/pgAhASkBrVTucqWbig7Ku27GAOCFh7J0Miqp+uyEj9YISYx0JtttuSHAJss51op MLCJ1plv9+rEPdsWCLyENThtVLIl9Lw= X-MC-Unique: xaMy-i3PM0aAduXHaX6xlA-1 From: Cindy Lu To: mst@redhat.com, armbru@redhat.com, eblake@redhat.com, cohuck@redhat.com, jasowang@redhat.com Subject: [PATCH v4 04/14] virtio-pci: implement queue_enabled method Date: Wed, 1 Jul 2020 22:55:28 +0800 Message-Id: <20200701145538.22333-5-lulu@redhat.com> In-Reply-To: <20200701145538.22333-1-lulu@redhat.com> References: <20200701145538.22333-1-lulu@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=lulu@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable 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=205.139.110.120; envelope-from=lulu@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/30 22:25:53 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, 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_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mhabets@solarflare.com, qemu-devel@nongnu.org, rob.miller@broadcom.com, saugatm@xilinx.com, lulu@redhat.com, hanand@xilinx.com, hch@infradead.org, eperezma@redhat.com, jgg@mellanox.com, shahafs@mellanox.com, kevin.tian@intel.com, parav@mellanox.com, vmireyno@marvell.com, cunming.liang@intel.com, gdawar@xilinx.com, jiri@mellanox.com, xiao.w.wang@intel.com, stefanha@redhat.com, zhihong.wang@intel.com, aadam@redhat.com, rdunlap@infradead.org, maxime.coquelin@redhat.com, lingshan.zhu@intel.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: Jason Wang With version 1, we can detect whether a queue is enabled via queue_enabled. Signed-off-by: Jason Wang Signed-off-by: Cindy Lu --- hw/virtio/virtio-pci.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c index 7bc8c1c056..8554cf2a03 100644 --- a/hw/virtio/virtio-pci.c +++ b/hw/virtio/virtio-pci.c @@ -1107,6 +1107,18 @@ static AddressSpace *virtio_pci_get_dma_as(DeviceSta= te *d) return pci_get_address_space(dev); } =20 +static bool virtio_pci_queue_enabled(DeviceState *d, int n) +{ + VirtIOPCIProxy *proxy =3D VIRTIO_PCI(d); + VirtIODevice *vdev =3D virtio_bus_get_device(&proxy->bus); + + if (virtio_vdev_has_feature(vdev, VIRTIO_F_VERSION_1)) { + return proxy->vqs[vdev->queue_sel].enabled; + } + + return virtio_queue_enabled(vdev, n); +} + static int virtio_pci_add_mem_cap(VirtIOPCIProxy *proxy, struct virtio_pci_cap *cap) { @@ -2064,6 +2076,7 @@ static void virtio_pci_bus_class_init(ObjectClass *kl= ass, void *data) k->ioeventfd_enabled =3D virtio_pci_ioeventfd_enabled; k->ioeventfd_assign =3D virtio_pci_ioeventfd_assign; k->get_dma_as =3D virtio_pci_get_dma_as; + k->queue_enabled =3D virtio_pci_queue_enabled; } =20 static const TypeInfo virtio_pci_bus_info =3D { --=20 2.21.1