From patchwork Thu Feb 25 10:52:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Auger X-Patchwork-Id: 1444325 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: 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: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=AwEauFqJ; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 4DmW0G4G06z9sBJ for ; Thu, 25 Feb 2021 22:34:21 +1100 (AEDT) Received: from localhost ([::1]:39096 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lFEuP-0008SJ-Qp for incoming@patchwork.ozlabs.org; Thu, 25 Feb 2021 06:34:17 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:56160) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lFELR-0004X0-9r for qemu-devel@nongnu.org; Thu, 25 Feb 2021 05:58:09 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:23830) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1lFELP-0006xS-Et for qemu-devel@nongnu.org; Thu, 25 Feb 2021 05:58:09 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1614250686; 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=mWpvnpNWqbf4fsxYCvkc5JQlRB/986NNUaqzHGD3Ask=; b=AwEauFqJ5yDDGDnOZTyQS6B/tHS6nRW/F8wEudmC9/id7BlPYC63xw/8skSNbAyk4zciCI 9snqqLyM0rdasJwesVpwg8j/C1Ffm4JTass9rejYMDkViZmSHOa8QgEifj3/AD2ZhKEBpB E43EGEP1odmHNHAFLAiBDW+rhQ9r0+I= 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-270-NYov6jGMPgKF2Wf3bJsgng-1; Thu, 25 Feb 2021 05:58:04 -0500 X-MC-Unique: NYov6jGMPgKF2Wf3bJsgng-1 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 mimecast-mx01.redhat.com (Postfix) with ESMTPS id 787F618B6141; Thu, 25 Feb 2021 10:58:02 +0000 (UTC) Received: from laptop.redhat.com (ovpn-112-150.ams2.redhat.com [10.36.112.150]) by smtp.corp.redhat.com (Postfix) with ESMTP id A45785D9D7; Thu, 25 Feb 2021 10:57:45 +0000 (UTC) From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, peter.maydell@linaro.org, mst@redhat.com, alex.williamson@redhat.com, jacob.jun.pan@linux.intel.com, yi.l.liu@intel.com Subject: [RFC v8 26/28] hw/arm/smmuv3: Allow MAP notifiers Date: Thu, 25 Feb 2021 11:52:31 +0100 Message-Id: <20210225105233.650545-27-eric.auger@redhat.com> In-Reply-To: <20210225105233.650545-1-eric.auger@redhat.com> References: <20210225105233.650545-1-eric.auger@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=eric.auger@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=63.128.21.124; envelope-from=eric.auger@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jean-philippe@linaro.org, tnowicki@marvell.com, maz@kernel.org, jiangkunkun@huawei.com, zhangfei.gao@foxmail.com, peterx@redhat.com, shameerali.kolothum.thodi@huawei.com, yuzenghui@huawei.com, zhangfei.gao@linaro.org, will@kernel.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" We now have all bricks to support nested paging. This uses MAP notifiers to map the MSIs. So let's allow MAP notifiers to be registered. Signed-off-by: Eric Auger --- hw/arm/smmuv3.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c index a61c1129d9..77d5fc2ec5 100644 --- a/hw/arm/smmuv3.c +++ b/hw/arm/smmuv3.c @@ -1618,14 +1618,6 @@ static int smmuv3_notify_flag_changed(IOMMUMemoryRegion *iommu, return -EINVAL; } - if (new & IOMMU_NOTIFIER_MAP) { - error_setg(errp, - "device %02x.%02x.%x requires iommu MAP notifier which is " - "not currently supported", pci_bus_num(sdev->bus), - PCI_SLOT(sdev->devfn), PCI_FUNC(sdev->devfn)); - return -EINVAL; - } - if (old == IOMMU_NOTIFIER_NONE) { trace_smmuv3_notify_flag_add(iommu->parent_obj.name); QLIST_INSERT_HEAD(&s->devices_with_notifiers, sdev, next);