From patchwork Tue Apr 20 10:36:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudio Fontana X-Patchwork-Id: 12213699 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8BDC7C433B4 for ; Tue, 20 Apr 2021 10:40:19 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0D8DD61155 for ; Tue, 20 Apr 2021 10:40:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0D8DD61155 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:53670 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lYnnl-0005mV-Ra for qemu-devel@archiver.kernel.org; Tue, 20 Apr 2021 06:40:17 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53424) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lYnk8-0000GM-MA; Tue, 20 Apr 2021 06:36:32 -0400 Received: from mx2.suse.de ([195.135.220.15]:37954) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lYnjx-0003nv-BA; Tue, 20 Apr 2021 06:36:32 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 3E21CB4A4; Tue, 20 Apr 2021 10:36:19 +0000 (UTC) From: Claudio Fontana To: Cornelia Huck , Thomas Huth , Richard Henderson Subject: [RFC v2 03/13] hw/s390x: tod: make explicit checks for accelerators when initializing Date: Tue, 20 Apr 2021 12:36:06 +0200 Message-Id: <20210420103616.32731-4-cfontana@suse.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210420103616.32731-1-cfontana@suse.de> References: <20210420103616.32731-1-cfontana@suse.de> MIME-Version: 1.0 Received-SPF: pass client-ip=195.135.220.15; envelope-from=cfontana@suse.de; helo=mx2.suse.de X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no 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: David Hildenbrand , qemu-devel@nongnu.org, Halil Pasic , Christian Borntraeger , qemu-s390x@nongnu.org, Claudio Fontana , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" replace general "else" with specific checks for each possible accelerator. Handle qtest as a NOP, and error out for an unknown accelerator used in combination with tod. Signed-off-by: Claudio Fontana Reviewed-by: David Hildenbrand --- hw/s390x/tod.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/hw/s390x/tod.c b/hw/s390x/tod.c index 3c2979175e..fd5a36bf24 100644 --- a/hw/s390x/tod.c +++ b/hw/s390x/tod.c @@ -14,6 +14,8 @@ #include "qemu/error-report.h" #include "qemu/module.h" #include "sysemu/kvm.h" +#include "sysemu/tcg.h" +#include "sysemu/qtest.h" #include "migration/qemu-file-types.h" #include "migration/register.h" @@ -23,8 +25,13 @@ void s390_init_tod(void) if (kvm_enabled()) { obj = object_new(TYPE_KVM_S390_TOD); - } else { + } else if (tcg_enabled()) { obj = object_new(TYPE_QEMU_S390_TOD); + } else if (qtest_enabled()) { + return; + } else { + error_report("current accelerator not handled in s390_init_tod!"); + abort(); } object_property_add_child(qdev_get_machine(), TYPE_S390_TOD, obj); object_unref(obj);