From patchwork Tue Jul 25 15:33:26 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 793510 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3xH2W30xRcz9rxm for ; Wed, 26 Jul 2017 01:40:15 +1000 (AEST) Received: from localhost ([::1]:33266 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1da1wS-0004nr-WA for incoming@patchwork.ozlabs.org; Tue, 25 Jul 2017 11:40:13 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52418) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1da1qT-0000Cz-Nh for qemu-devel@nongnu.org; Tue, 25 Jul 2017 11:34:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1da1qS-00088S-V5 for qemu-devel@nongnu.org; Tue, 25 Jul 2017 11:34:01 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55158) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1da1qS-00086i-OY for qemu-devel@nongnu.org; Tue, 25 Jul 2017 11:34:00 -0400 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 mx1.redhat.com (Postfix) with ESMTPS id AA12B80462; Tue, 25 Jul 2017 15:33:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com AA12B80462 Authentication-Results: ext-mx04.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx04.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=cohuck@redhat.com Received: from localhost (ovpn-116-214.ams2.redhat.com [10.36.116.214]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 846C65D961; Tue, 25 Jul 2017 15:33:57 +0000 (UTC) From: Cornelia Huck To: qemu-devel@nongnu.org Date: Tue, 25 Jul 2017 17:33:26 +0200 Message-Id: <20170725153330.14966-6-cohuck@redhat.com> In-Reply-To: <20170725153330.14966-1-cohuck@redhat.com> References: <20170725153330.14966-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Tue, 25 Jul 2017 15:33:59 +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] [PATCH v3 5/9] s390x/ccw: create s390 phb conditionally 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: thuth@redhat.com, zyimin@linux.vnet.ibm.com, david@redhat.com, Cornelia Huck , pmorel@linux.vnet.ibm.com, agraf@suse.de, borntraeger@de.ibm.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Don't create the s390 pci host bridge if we do not provide the zpci facility. Reviewed-by: Thomas Huth Signed-off-by: Cornelia Huck Acked-by: Christian Borntraeger --- hw/s390x/s390-virtio-ccw.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index 1c7af39ce6..8be4a541c1 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -118,7 +118,6 @@ static void ccw_init(MachineState *machine) { int ret; VirtualCssBus *css_bus; - DeviceState *dev; s390_sclp_init(); s390_memory_init(machine->ram_size); @@ -134,10 +133,13 @@ static void ccw_init(MachineState *machine) machine->initrd_filename, "s390-ccw.img", "s390-netboot.img", true); - dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE); - object_property_add_child(qdev_get_machine(), TYPE_S390_PCI_HOST_BRIDGE, - OBJECT(dev), NULL); - qdev_init_nofail(dev); + if (s390_has_feat(S390_FEAT_ZPCI)) { + DeviceState *dev = qdev_create(NULL, TYPE_S390_PCI_HOST_BRIDGE); + object_property_add_child(qdev_get_machine(), + TYPE_S390_PCI_HOST_BRIDGE, + OBJECT(dev), NULL); + qdev_init_nofail(dev); + } /* register hypercalls */ virtio_ccw_register_hcalls();