From patchwork Wed Jun 24 10:50:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 279577 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=-7.1 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS 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 E994DC433E0 for ; Wed, 24 Jun 2020 11:02:45 +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 B5BA42084D for ; Wed, 24 Jun 2020 11:02:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Kh42vzTv" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B5BA42084D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:40888 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jo3Ay-0006vQ-Ry for qemu-devel@archiver.kernel.org; Wed, 24 Jun 2020 07:02:44 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56844) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jo302-0001fB-Qo for qemu-devel@nongnu.org; Wed, 24 Jun 2020 06:51:26 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:44164 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 1jo2zy-0001Qy-KS for qemu-devel@nongnu.org; Wed, 24 Jun 2020 06:51:26 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1592995882; 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=ztT1ROJ9Mn72D34BB7x1wjz5GrWckA0CtcgsbOkBtJU=; b=Kh42vzTv/6nNsIuyo8MZ7LZ1/b1M7Aa+YnFvV0qfm2EAlpkwq5HKhxSymM1u4DeO1JEfnx VnlZy6Or7SPrhQzTQAwxBPNb55y2eTBwcEu+hJSeYr6xVEw1TVunOejfV80uw+vOCqTmXQ ycSgmLJmJyn57SZLG2+/PzjGsXi2a5Y= 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-45-XiMvtjgKPCeOTUkuR6qKig-1; Wed, 24 Jun 2020 06:51:19 -0400 X-MC-Unique: XiMvtjgKPCeOTUkuR6qKig-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 825621005512; Wed, 24 Jun 2020 10:51:18 +0000 (UTC) Received: from virtlab511.virt.lab.eng.bos.redhat.com (virtlab511.virt.lab.eng.bos.redhat.com [10.19.152.198]) by smtp.corp.redhat.com (Postfix) with ESMTP id 152D7BA45; Wed, 24 Jun 2020 10:51:17 +0000 (UTC) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL 28/31] hyperv: vmbus: Remove the 2nd IRQ Date: Wed, 24 Jun 2020 06:50:45 -0400 Message-Id: <20200624105048.375353-28-pbonzini@redhat.com> In-Reply-To: <20200624104917.375143-1-pbonzini@redhat.com> References: <20200624104917.375143-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=pbonzini@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.120; envelope-from=pbonzini@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 02:33:25 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: Jon Doron Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Jon Doron It seems like Windows does not really require 2 IRQs to have a functioning VMBus. Signed-off-by: Jon Doron Message-Id: <20200617160904.681845-2-arilou@gmail.com> Signed-off-by: Paolo Bonzini --- hw/hyperv/vmbus.c | 3 +-- hw/i386/acpi-build.c | 4 +--- include/hw/hyperv/vmbus-bridge.h | 3 +-- 3 files changed, 3 insertions(+), 7 deletions(-) diff --git a/hw/hyperv/vmbus.c b/hw/hyperv/vmbus.c index f371240176..a8bcb41026 100644 --- a/hw/hyperv/vmbus.c +++ b/hw/hyperv/vmbus.c @@ -2741,8 +2741,7 @@ static const VMStateDescription vmstate_vmbus_bridge = { }; static Property vmbus_bridge_props[] = { - DEFINE_PROP_UINT8("irq0", VMBusBridge, irq0, 7), - DEFINE_PROP_UINT8("irq1", VMBusBridge, irq1, 13), + DEFINE_PROP_UINT8("irq", VMBusBridge, irq, 7), DEFINE_PROP_END_OF_LIST() }; diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 900f786d08..91af0d2d0d 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -1082,9 +1082,7 @@ static Aml *build_vmbus_device_aml(VMBusBridge *vmbus_bridge) aml_append(dev, aml_name_decl("_PS3", aml_int(0x0))); crs = aml_resource_template(); - aml_append(crs, aml_irq_no_flags(vmbus_bridge->irq0)); - /* FIXME: newer HyperV gets by with only one IRQ */ - aml_append(crs, aml_irq_no_flags(vmbus_bridge->irq1)); + aml_append(crs, aml_irq_no_flags(vmbus_bridge->irq)); aml_append(dev, aml_name_decl("_CRS", crs)); return dev; diff --git a/include/hw/hyperv/vmbus-bridge.h b/include/hw/hyperv/vmbus-bridge.h index c0a06d832c..33f93de64d 100644 --- a/include/hw/hyperv/vmbus-bridge.h +++ b/include/hw/hyperv/vmbus-bridge.h @@ -19,8 +19,7 @@ typedef struct VMBus VMBus; typedef struct VMBusBridge { SysBusDevice parent_obj; - uint8_t irq0; - uint8_t irq1; + uint8_t irq; VMBus *bus; } VMBusBridge;