From nobody Mon Feb 9 13:38:48 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; 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; arc=pass (i=1 dmarc=pass fromdomain=nvidia.com); dmarc=pass(p=reject dis=none) header.from=nvidia.com ARC-Seal: i=2; a=rsa-sha256; t=1770389817; cv=pass; d=zohomail.com; s=zohoarc; b=nY0l1U2LjRRjvY9OCNRahIVPpgOfJ/xlwcJhOF4+/QsQqYTLfiCN1tQe/pj8UuJatvqrv1Eb6W1n+dxzBXJdfvEhmeVbjd6tfOftEH4FbTfxKxBTQ23V69/sZ9FFKQR8OVmRw3wv+z1zzKNlHzlkRsPS9/4hDMAbjRjXzV5V9e4= ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1770389817; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=9ep4jLPMKaanTRecNylm8YuzEyG72wHhD9/S30/jVtE=; b=fIcSQj4cSfzf7RA/fjzQvqX1gzJeMU7Ap0z+VoIUHdxbmd8MNUMuI/jeUMjsmzyodkzPTjgXd4ozwd2NaBWzlZxqivMvKp6HbJefrueUwPuEDyV2efgxTDrIVtYZsOJpHnF7pb69kLSpGj1/mHM6o2Ynj/wvgbPyV1A1Mr1xbzs= ARC-Authentication-Results: i=2; mx.zohomail.com; dkim=pass; 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; arc=pass (i=1 dmarc=pass fromdomain=nvidia.com); dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1770389817336196.87243301666342; Fri, 6 Feb 2026 06:56:57 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1voNCb-0005Iq-Sb; Fri, 06 Feb 2026 09:52:57 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1voNAY-00012H-Tk; Fri, 06 Feb 2026 09:50:52 -0500 Received: from mail-westcentralusazlp170130007.outbound.protection.outlook.com ([2a01:111:f403:c112::7] helo=CY3PR05CU001.outbound.protection.outlook.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1voNAX-0007Uy-Fr; Fri, 06 Feb 2026 09:50:50 -0500 Received: from CY5PR14CA0023.namprd14.prod.outlook.com (2603:10b6:930:2::33) by DS2PR12MB9749.namprd12.prod.outlook.com (2603:10b6:8:2b9::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9587.16; Fri, 6 Feb 2026 14:50:42 +0000 Received: from CY4PEPF0000EE30.namprd05.prod.outlook.com (2603:10b6:930:2:cafe::2f) by CY5PR14CA0023.outlook.office365.com (2603:10b6:930:2::33) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9587.16 via Frontend Transport; Fri, 6 Feb 2026 14:50:24 +0000 Received: from mail.nvidia.com (216.228.117.161) by CY4PEPF0000EE30.mail.protection.outlook.com (10.167.242.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9587.10 via Frontend Transport; Fri, 6 Feb 2026 14:50:42 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) by mail.nvidia.com (10.129.200.67) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.20; Fri, 6 Feb 2026 06:50:14 -0800 Received: from NV-2Y5XW94.nvidia.com (10.126.231.35) by rnnvmail201.nvidia.com (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.20; Fri, 6 Feb 2026 06:50:10 -0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=mtiezwBvPsg8AAGLM+BL5Yp85QtJba5Fhbj6hp3RVaR5v3RhrNBg8qbhQgTWiT4yLBrOdbFpeB2XHli1Ng1xnO6FRcDaQfOEibO2JPjS/X8dq+sqznlLe2gblsPNx342AaLed270aW6DkRBfWvwt46exnYZ+Rf4yMVJQDZjSUkiioD7dfGlDDoJbzmJfLC+hPrwW7ibFGCtK/Ba+reZTqzVz9cqzf2aV+rdYo9VbefW00V3095CqMr6Zc/hbGvvvYb9TIFx4VsiR+z8dZVn4oQpNbpPvUY3BUfO0LSqxrJ8lJEYN7q5eYPEdzA2rMCBMEoCUXkCK8LRqaKSTeeRtzA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=9ep4jLPMKaanTRecNylm8YuzEyG72wHhD9/S30/jVtE=; b=gjtOs8sZ0wMxtMuZy2Z8ift803sS6UsDzN5H61yuCskmG4Tg4NTFqCOCdpFSXcBteMC7TqAteLoARcgGzTLCUSDEOFmUE1EL98pomoYhGXX7yoi5ZdHc6sEOSKcq8K7WBrCgJ4sPz1csIuSIpqZni2oi5kEfXuOc1XwzVgHnFsT7/aMe8eWmTZS3TsOsmTgmIcc8LHq0d43/ymF7U6tlp2rBtJDfbxdgCwbBfkRBMI7ET1ufLVQr8KHwRurdevC3rjaPTLWOK9r3qCN+nq+eHSKGhxOZ38fjgxysFA3PJpTN6ghHP2oeCuedgVfoYrkBYDVK/vg/AxHBaaEyNvHlTg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.117.161) smtp.rcpttodomain=nongnu.org smtp.mailfrom=nvidia.com; dmarc=pass (p=reject sp=reject pct=100) action=none header.from=nvidia.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=9ep4jLPMKaanTRecNylm8YuzEyG72wHhD9/S30/jVtE=; b=WbHZIarUheitdtoNM0Jt9DdRu0aRYoeepjE71YJt+ugkpsAAT8E18t4MUxSHW0pVyypzTMHYJb8KHosQcZLlDYDgzb7zCXMvn8tgg17GH7aLsI5r1hUpqqDB7LEqkugSgtVFunQyoo430LESP4lpnbr0oyKTb+/IxR7uVMNwPVers0rcZRtAVSB/w5LvjXFOKLWB9neKcUs3ihgPKPqkl87oKrsPXg80+qedhTydMtLIoHFDqOlaQ7W8u3CUKVIcTy9zQOceNx+AWRZuiuto8/DGSok37DNJju7MNjxSh0jHB5wcW8J//cG6ZNAvbpvnEwy1Bzw/LF1F/d0R8SCKrQ== X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.117.161) smtp.mailfrom=nvidia.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; 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 (protection.outlook.com: domain of nvidia.com designates 216.228.117.161 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.117.161; helo=mail.nvidia.com; pr=C From: Shameer Kolothum To: , CC: , , , , , , , , , , , , , Subject: [PATCH v2 17/24] hw/arm/tegra241-cmdqv: Add vEVENTQ allocation and free Date: Fri, 6 Feb 2026 14:48:16 +0000 Message-ID: <20260206144823.80655-18-skolothumtho@nvidia.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260206144823.80655-1-skolothumtho@nvidia.com> References: <20260206144823.80655-1-skolothumtho@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.126.231.35] X-ClientProxiedBy: rnnvmail203.nvidia.com (10.129.68.9) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CY4PEPF0000EE30:EE_|DS2PR12MB9749:EE_ X-MS-Office365-Filtering-Correlation-Id: c37e0d5f-e160-4d5b-9c07-08de658f1a0f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|376014|36860700013|82310400026|1800799024; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?jk4DiNsYgbx94dI52Wi2mbstA+ndNQ1bYevuyPiBsVzA3lY3ncfOojSPBZRC?= =?us-ascii?Q?fZo3ecIFV6WjiOxnTMWtgRLw4nGRFvv8IyZiOLeMyBcRM8OnsfO4mBK77tZ6?= =?us-ascii?Q?6wzZwn0MkHph6hWLrXbgpWSGh7O8W0CzEbIQbOrPjqh9v1+h0TLnYTt4LXhQ?= =?us-ascii?Q?QKQCu+6aDQhrxZtk8TEmVxiUjovJKVqu8nAhSV3k/eKJ+zdd0AejyTaI3Hh5?= =?us-ascii?Q?HaK7kasIVYCtXSgiHarlC3DWnKtMA0kGUFkN35pPvPVmtffTDzLEWemoRoux?= =?us-ascii?Q?RpYdkKRAj4M3pY+J5TfYfQ607xO8ZHGhgUrPL/+ADhEj+KrpneXb5Hkf9ine?= =?us-ascii?Q?c8xna8zLU2RZPzQx7JI4tNy5sGjdBlqF1QfcCZMMzk+/xsJz7l8aOkQQ8pBZ?= =?us-ascii?Q?CjLF7gV5qytryrIMhoZILjqUATD+B1oab0JvKbS/3/803U0sen3B0ooqGTVa?= =?us-ascii?Q?y/c6UCLPI9CvKRdrtbRYyDJ9aIh+rmVydfu8pWADj89ivKgKVopOwixeDip0?= =?us-ascii?Q?6Uv4M3vX/pQvgTNSQpUXdiWhos7TVFkCn5GLL5SJPwNGGZ1oH+FPL43DJmzi?= =?us-ascii?Q?kT6Y2DHJ5rJs1G9PgLJYNnurtksOpsDSxIkt6V2oxzzYN8T3S2BR0sdhbLwY?= =?us-ascii?Q?LHLmxdmOujnKwHEnFgSTl5jvEL9+rp/eUB8DJ2pjhYm7BdcZyb7gNj4DnBAo?= =?us-ascii?Q?7iS60TCkqSaACoBHZMGnCzMiq3YIddudLK7MAHgFhZ6MKErAi4td/nukXD2h?= =?us-ascii?Q?1oLLaCIblIi7peTJ2dVBDyrBPbNpEdFN6K/NTkbs5bTIsH/feMZWje6D/Lr/?= =?us-ascii?Q?SY1FUv4hxkQmd8siP2ZqmSOeCMbeOznbBciVwQjtQ4Bv652dlhp7pDZ8Rr5N?= =?us-ascii?Q?El6kpTNgly0PBxr71Vkp73cQrXQJPAit2id7r4FPencugMeJtgoNTZHC0aiz?= =?us-ascii?Q?TCpkHrLk/+MY7kJWpUrhpjNlxPzuRgLsOI8+JEgDEDZF/LA2xD68yd8EdIev?= =?us-ascii?Q?+h6kVO3nRhZPz8VBQmAmdppdD8UqQzfSM0mTJ76lzRnNVtYbTvi4P7FVMMuR?= =?us-ascii?Q?Ngb5cJ8oeXjkdYukmigAODlXb15LN/FlF0/FsJSSgkzM+wuvU0jKPchJj4Ch?= =?us-ascii?Q?/SyB+HBcXt4Dc2R6LSw2XWqTQWvQ0HeaXYlGFDlA0Knbb6o9JVhushZynS+f?= =?us-ascii?Q?NfDtAPEG/fh5rqdvn/h2SH60IYOMIgKz5GVlnLHZApamCg+Neu5aOQmY1o8N?= =?us-ascii?Q?t3ia6gxIs0osMc2okt2bweZQcNKy0g3j0JT6iU/hIdtm1FWeU9VW2jqbsURi?= =?us-ascii?Q?fPV1wgpBWJCkB4c3VB87JlIH5z67UxCdN2I2gPx9tKmiq1eJXcIxKB+DWAfr?= =?us-ascii?Q?5q9dp74XjyzwdSA1lBHYG0oPo9R9/YCkAxnZG5MlD9U6K/Rk2hp0jVpzY8fx?= =?us-ascii?Q?ANbrb0z72mhZnQXv5nqhBGiZn87ZDfCslYbf3ORYDdXTulhSsoivq0Y2RC9B?= =?us-ascii?Q?sgKRGPpgRajpHK0MxiGmAzVb/9PMxXFQ4XVy9AYNd/l1+PNPN2yVybOjXX38?= =?us-ascii?Q?g5dktFc4V8HL5EwSCpwXE0y5zceDyo4jdqPnMtrUPrvxvKCn5yCQmYWJhA/a?= =?us-ascii?Q?d2V5eZqBnlay51OPva3H76ppyQU+XVAnyu6K08sQGngPqRj+V4wUe8TCwkYU?= =?us-ascii?Q?XTf39w=3D=3D?= X-Forefront-Antispam-Report: CIP:216.228.117.161; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:dc6edge2.nvidia.com; CAT:NONE; SFS:(13230040)(376014)(36860700013)(82310400026)(1800799024); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: a/rAaszP7xvM4CiOPOvsJ3fXVVeRZlbOqW3S1M+wpqzB4zsjby154O/JvZJGNY4Nmj92kEaRoNN2HA2ip6VWpchSx6i+889L0C8Vm6KpQwNeGnvai4ZKAprDGghNhEH9hzpC18aF5dlwWUGX5CFkvyX0o0MrkVvqN/jEJSa82mRhyH+GMWEPF4Q8W8ScHZAeHUtRCzHE364jwhG8Yv/yPUp3EMror0iMnxfus8en44IqiqkGOqTvrvpW5v4GykJA1R7DJGev8xgcNlFudrOQfAqtiS5DvV8P9l2zUFnPeEqB1hmLap+RzuXgCp3PCTOoTHFbbw2VC6+MwSf5uPHef6edy/x0xRWBT/nd2Yh806hVXqay0HnmEunrq51XPf3hU86eKQ/sqYNz4OAoRAtd7jSqPkbLOUwyl1LWDP/V3yWP9IdciORkjOW9fNUaK3um X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Feb 2026 14:50:42.3910 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c37e0d5f-e160-4d5b-9c07-08de658f1a0f X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.161]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CY4PEPF0000EE30.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS2PR12MB9749 Received-SPF: permerror client-ip=2a01:111:f403:c112::7; envelope-from=skolothumtho@nvidia.com; helo=CY3PR05CU001.outbound.protection.outlook.com X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 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, FORGED_SPF_HELO=1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_PASS=-0.001, SPF_NONE=0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @Nvidia.com) X-ZM-MESSAGEID: 1770389819225154100 Content-Type: text/plain; charset="utf-8" Allocate a CMDQV specific vEVENTQ via IOMMUFD, and add the corresponding teardown path to free the vEVENTQ during cleanup. Signed-off-by: Shameer Kolothum --- hw/arm/tegra241-cmdqv.c | 39 +++++++++++++++++++++++++++++++++++++-- hw/arm/tegra241-cmdqv.h | 1 + 2 files changed, 38 insertions(+), 2 deletions(-) diff --git a/hw/arm/tegra241-cmdqv.c b/hw/arm/tegra241-cmdqv.c index c7e70d8e1d..9e0e07e85e 100644 --- a/hw/arm/tegra241-cmdqv.c +++ b/hw/arm/tegra241-cmdqv.c @@ -428,12 +428,47 @@ static void tegra241_cmdqv_write(void *opaque, hwaddr= offset, uint64_t value, =20 static void tegra241_cmdqv_free_veventq(SMMUv3State *s) { + SMMUv3AccelState *accel =3D s->s_accel; + Tegra241CMDQV *cmdqv =3D accel->cmdqv; + IOMMUFDVeventq *veventq =3D cmdqv->veventq; + + if (!veventq) { + return; + } + close(veventq->veventq_fd); + iommufd_backend_free_id(accel->viommu->iommufd, veventq->veventq_id); + g_free(veventq); + cmdqv->veventq =3D NULL; } =20 static bool tegra241_cmdqv_alloc_veventq(SMMUv3State *s, Error **errp) { - error_setg(errp, "NVIDIA Tegra241 CMDQV is unsupported"); - return false; + SMMUv3AccelState *accel =3D s->s_accel; + IOMMUFDViommu *viommu =3D accel->viommu; + Tegra241CMDQV *cmdqv =3D accel->cmdqv; + IOMMUFDVeventq *veventq; + uint32_t veventq_id; + uint32_t veventq_fd; + + if (cmdqv->veventq) { + return true; + } + + if (!iommufd_backend_alloc_veventq(viommu->iommufd, viommu->viommu_id, + IOMMU_VEVENTQ_TYPE_TEGRA241_CMDQV, + 1 << 16, &veventq_id, &veventq_fd, + errp)) { + error_append_hint(errp, "Tegra241 CMDQV: failed to alloc veventq"); + return false; + } + + veventq =3D g_new(IOMMUFDVeventq, 1); + veventq->veventq_id =3D veventq_id; + veventq->veventq_fd =3D veventq_fd; + veventq->viommu =3D viommu; + cmdqv->veventq =3D veventq; + + return true; } =20 static void tegra241_cmdqv_free_viommu(SMMUv3State *s) diff --git a/hw/arm/tegra241-cmdqv.h b/hw/arm/tegra241-cmdqv.h index b92c34e1d7..a3a1621e3a 100644 --- a/hw/arm/tegra241-cmdqv.h +++ b/hw/arm/tegra241-cmdqv.h @@ -34,6 +34,7 @@ typedef struct Tegra241CMDQV { MemoryRegion mmio_vintf_page0; bool vintf_page0_mapped; IOMMUFDHWqueue *vcmdq[128]; + IOMMUFDVeventq *veventq; =20 /* Register Cache */ uint32_t config; --=20 2.43.0