From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from NAM12-BN8-obe.outbound.protection.outlook.com (mail-bn8nam12on2066.outbound.protection.outlook.com [40.107.237.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D5B9614F98; Fri, 28 Jun 2024 21:30:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.237.66 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719610212; cv=fail; b=B7o/XluwxZSsgoDpTq9wlvT8sLIZ+XILviKbtIovELRU2aH+L6gDhU+x79HTEI3/4obmK7vMIRS66odxWbekgg9Sk1o+7ymw3s0xD+0pjj0yDxGX0qxo4sPMRjHDPjGalwz0A/PnqSBRpbdIt7YJUFHVys/Kh4Z8WIEBYibOIB4= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719610212; c=relaxed/simple; bh=9WrvZFdJsE1zRsMJerhoGRjuj4fDVWmSVEF24AQM8Q8=; h=Date:From:To:CC:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=A+tYTJRGWnu+20W0boMEm9atZroCjK4xCLRmg8iWm3fh7N6yh8XDmEIh+x0uETXA5bZGVTIlJ8I1BWHNbHisuz0IVE+JFqqrU26KACdWcsZ/5AWjPGg7ldUzBAHXsXYiLaq12CoTAkTvqTaXGzOqKpEuiKuyIZt72OGfkeZ1OsI= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com; spf=fail smtp.mailfrom=nvidia.com; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b=OuhSqM7I; arc=fail smtp.client-ip=40.107.237.66 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=nvidia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b="OuhSqM7I" ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=AmIObKThfeOb3NkPS7fwKEuJTLiWex58kIWbjbZpRsqRI5/mr2QDIPj6VekTc44pEuqRg8qSz/q7DpzBLOtJFVt/Pi8eJLOMLRziBSgUCioPHsNlrUGSYFI9S4+77tp2QcfFWJp/lvhVQt5sIvKeeqeIxVZc34djNNzKtO6HeSeYzHKyLd7hJrX49X8yIxocLAS5ujnRKXTYVh0IQmlGhCOsB/LM24mXDbYXmxEuX5sB1ktzaurszLWkP/y6psuazvopQ4Z+PCXr+mTH05PHNjJ06qDUNztIAfeteAtpzJfjc4Bx1R4IKSckn/UNDzZ7Zxczc+kOpWX7yAbmw7JXVA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; 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=s/Tvdn0oswTUCEQeZHUsGnaHtivCYsM7Spn/Wpd/Gio=; b=hdc75+boFHxTDF5tH0jXGsLrgPw1uHy1eh7ftbqfnh+TjgAFESbE+3gCzWPHBbuBp5HH88Y5rfqu1dVX79dOh56s9vFZsRiK1D1B0MrR2xb5yJ7PnMpDrIDcAtE/5LSeg6Ihw3eo1PWLNXmNrW533o1kiltnQW8owGkt3FjKBozHcvCPqsGz3a+RvnV+WqMZQFXqv2c3FIXRsT0YlojLle8htb6Pt0DQyjIjM/HlxKSCfzycJ+qvdKIeEXneqsPiSuCJZdn+L1IA6/CeNrlZW1ZDViF9XCC553L3mGzB/XA2Iw1nRrWX3kvKWNjm5meupA+yX14JZba9k0Bl6wFU1Q== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.117.161) smtp.rcpttodomain=ucw.cz 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=s/Tvdn0oswTUCEQeZHUsGnaHtivCYsM7Spn/Wpd/Gio=; b=OuhSqM7IKpk1fMrt/2CtmyFT1Th/oiEW7YCDg6RuTxTU8arVXc/0uKSsHcvioC4KW4QND/qlQ2l6b34BX4QjEqsnsJCqc1XUdPXf9AN5+rWoUm8iKR3WWQ9zS7jMXcvj31WpygTp+pV+K0be1Lhi44XXtB1k3zgqM9Fm1TY9UJMTscGi07BHWStD0oea2vQbX0kb9eWTGJiTHy70CFp4xs3biPLTmtkTQBwEPkCts1W3gKWx9dmeecPHGg7Srh4Ow3DRp2upcWW6RxBcDoRK5QzXRkQwrLxQP5E7Wq7nrScsI6Y1S4dyTXe4DW8SN52RMSEoVlI98Kd53QqHtv2hrQ== Received: from BN8PR03CA0016.namprd03.prod.outlook.com (2603:10b6:408:94::29) by SA1PR12MB7245.namprd12.prod.outlook.com (2603:10b6:806:2bf::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7719.26; Fri, 28 Jun 2024 21:30:07 +0000 Received: from BN3PEPF0000B076.namprd04.prod.outlook.com (2603:10b6:408:94:cafe::49) by BN8PR03CA0016.outlook.office365.com (2603:10b6:408:94::29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7719.28 via Frontend Transport; Fri, 28 Jun 2024 21:30:06 +0000 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 (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 Received: from mail.nvidia.com (216.228.117.161) by BN3PEPF0000B076.mail.protection.outlook.com (10.167.243.121) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7677.15 via Frontend Transport; Fri, 28 Jun 2024 21:30:05 +0000 Received: from rnnvmail203.nvidia.com (10.129.68.9) 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 15.2.1544.4; Fri, 28 Jun 2024 14:29:50 -0700 Received: from rnnvmail201.nvidia.com (10.129.68.8) by rnnvmail203.nvidia.com (10.129.68.9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Fri, 28 Jun 2024 14:29:49 -0700 Received: from Asurada-Nvidia (10.127.8.10) by mail.nvidia.com (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4 via Frontend Transport; Fri, 28 Jun 2024 14:29:48 -0700 Date: Fri, 28 Jun 2024 14:29:47 -0700 From: Nicolin Chen To: Pavel Machek CC: , , , , , , , , , , Subject: Re: [PATCH v9 0/6] Add Tegra241 (Grace) CMDQV Support (part 1/2) Message-ID: References: Precedence: bulk X-Mailing-List: linux-tegra@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN3PEPF0000B076:EE_|SA1PR12MB7245:EE_ X-MS-Office365-Filtering-Correlation-Id: fb21e57a-48a9-44f7-64c2-08dc97b97a68 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|36860700013|82310400026; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?C7Bh2XsDgynxbBlo6X2kBu9UfwCSMl9V2Wyl9VOeN7t7cOq+1g5DRLMfRUXG?= =?us-ascii?Q?zJ5Jm53yiPrGC5HXCdmPrBPiZZhEnAbqE2Bzosq7WvdS0L7hHUzNh/DGX/oY?= =?us-ascii?Q?tqE20K5of5NvBY64cX7u8522koug0/hTBb272KyiUYeyCgmvai27AVXhBmQS?= =?us-ascii?Q?0Kbda4M73tq6UckhIjfAMrZNvS5UmlaeChIw3OU7pvJ+mSu3tQuKC1cZuK5P?= =?us-ascii?Q?J7pMH7E4DnTTrw37wYwncMdID60cYOa80YBfVFCP3xdfT5HZ+Pxy2CKU9Wq7?= =?us-ascii?Q?GizEBstoZc/iJTZVMVdVSHQT5cwdQS+a0QLrwL/Bv3ByyC53KbhvjAIbFgt9?= =?us-ascii?Q?7Kzjqq3/SsLQX/t8TltbUE3QFs1ih0TtB+PHBhsBlHgNzlVufnR1qKSc6K17?= =?us-ascii?Q?6/urTQX7hNlz0QT2iaAb3UxKvdW2LkvyC4exHLxvwwr6Eocu78DIlSnb7O4F?= =?us-ascii?Q?PXRZHqicRMnBqSSQ4EuONeE0EoPuq88NOwzvrMpvQLRUJY9p2elbibjzFJDn?= =?us-ascii?Q?OLQItsuxt5BJl6Uzj4TL1al8dzerUP0dBl4tyGM4grzLDDr4wdNoKNbDOjPN?= =?us-ascii?Q?IrE4gVzoMhAjRw7ezR/zXaxZUE0VMqlxPRETQOhGJy+RacYE6HBYfl2d0VpL?= =?us-ascii?Q?8GbgWoKiPoAlbVvaiTXIbcScI2BKlEYC0QxEqV+pCvJ7QDXiWPM0jnn24ckC?= =?us-ascii?Q?lZtEoqvark3QpBpw+Dz8aqIYl2KD8ieSjz+jPnjXwCt6dVVgjXHHcSR+0cCP?= =?us-ascii?Q?JTgNCnQgxO3SpaC60dzxkctmHR96psDR17Sdf2zVe/2SWjVeu1VLj5dy1KV4?= =?us-ascii?Q?MQiLFoICgqf0CD/s/ylxDWPi68SuW92QeA6pRLGwufC+rxhYwhkglChMdlHc?= =?us-ascii?Q?DaYt11faGCS0KjFyZYk4SvcAbOsOWMG8pf/7ccCGWpQx8cEiYsndP+CL4WZR?= =?us-ascii?Q?uXh2+qFdAxc6iVbpQA6atCH6/ZSG29pXUjBf1UoHUCzTVxCm2TgjgvLOIfRJ?= =?us-ascii?Q?Dcirat+PZWGjIxsdG3pFPDV/W4j671DhuHTgpGfPvM1NWA03Fn5eMgc4FRtM?= =?us-ascii?Q?Ac6k4I+az1l4f9aWd0hxCg2xONEnVntexN9bk/IHOn1S6hkh1KvzXyZooUh3?= =?us-ascii?Q?axK1XURNnlaSzWzffcjR7064J3Snes+YwqvcbvkEsxFcqo7hx4gh6CQZ/xAr?= =?us-ascii?Q?zHuJwcL40swsiH+XY6xor386UMc+P1kyGrjKhfGmFgELu+X74AyEe3WcGAqk?= =?us-ascii?Q?TILzT3ZGZIIqSqBzLQOLghG97ANIIi76Hd3u64d0TW7ETwp+VbGm89fP0vCG?= =?us-ascii?Q?F5BtbUYc4Lh0AQg30Wk9ZNcgvDUlyDOpIbjt8EoAfampAQoNclihZiWqYZmx?= =?us-ascii?Q?emszyq61PnnJDPk171p9PD20Cs7rN2ZERh4kqS4ioPzpAVhSglK/FphtdxOn?= =?us-ascii?Q?jgU41ZF16u3LofTomAUi7Y8OPztr7nSF?= 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)(1800799024)(36860700013)(82310400026);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Jun 2024 21:30:05.6298 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: fb21e57a-48a9-44f7-64c2-08dc97b97a68 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: BN3PEPF0000B076.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB7245 On Fri, Jun 28, 2024 at 09:26:00PM +0200, Pavel Machek wrote: > Hi! > > > NVIDIA's Tegra241 (Grace) SoC has a CMDQ-Virtualization (CMDQV) hardware > > that extends standard ARM SMMUv3 to support multiple command queues with > > virtualization capabilities. Though this is similar to the ECMDQ in SMMU > > v3.3, CMDQV provides additional Virtual Interfaces (VINTFs) allowing VMs > > to have their own VINTFs and Virtual Command Queues (VCMDQs). The VCMDQs > > can only execute a limited set of commands, mainly invalidation commands > > when exclusively used by the VMs, compared to the standard SMMUv3 CMDQ. > > Text is block-aligned without duplicated spaces. How did you do > that...? By OCD? Nothing fancy :) Thanks Nicolin