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Thu, 3 Aug 2023 09:26:28 -0700 Received: from mtl123.mtl.labs.mlnx (10.127.8.10) by mail.nvidia.com (10.129.68.6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.37 via Frontend Transport; Thu, 3 Aug 2023 09:26:28 -0700 Received: from mtbu-labmailer.labs.mlnx ([10.15.2.12]) by mtl123.mtl.labs.mlnx (8.14.4/8.14.4) with ESMTP id 373GQPt7022960; Thu, 3 Aug 2023 19:26:26 +0300 Received: from bu-vnc02.mtbu.labs.mlnx (bu-vnc02.mtbu.labs.mlnx [10.15.2.65]) by mtbu-labmailer.labs.mlnx (8.14.4/8.14.4) with ESMTP id 373GQP57007148; Thu, 3 Aug 2023 12:26:25 -0400 Received: (from jlanka@localhost) by bu-vnc02.mtbu.labs.mlnx (8.14.7/8.13.8/Submit) id 373GQP3q015636; Thu, 3 Aug 2023 12:26:25 -0400 From: Jitendra Lanka To: Subject: [SRU][J:linux-bluefield][PATCH v1 0/1] UBUNTU: SAUCE: ptm debugfs: add ddr thermal event nodes Date: Thu, 3 Aug 2023 12:26:23 -0400 Message-ID: X-Mailer: git-send-email 2.30.1 MIME-Version: 1.0 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT031:EE_|SN7PR12MB7835:EE_ X-MS-Office365-Filtering-Correlation-Id: 4485c151-801b-4591-d2f1-08db943e6de3 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Aug 2023 16:26:45.4650 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4485c151-801b-4591-d2f1-08db943e6de3 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.160]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT031.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB7835 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: meriton@nvidia.com, khoav@nvidia.com Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: https://bugs.launchpad.net/bugs/2029505 SRU Justification: [Impact] mlxbf-ptm is a kernel driver that provides debufgs interface for system software to monitor Bluefield devices' power and thermal management parameters. [Fix] * This change adds additional debugfs nodes that provides event counter and throttling states of ddr thermal management state machine. [Test Case] * After installing the kernel module, debugfs entry at /sys/kernel/debug/mlxbf-ptm will be created * monitors/status folder contains read-only parameters reported from the Bluefield device [Regression Potential] * Minimal - as these are read-only parameters that report Bluefield device information. [Other] * This code is likely to change depending on feedback we received from maintainers. Jitendra Lanka (1): ptm debugfs: add ddr thermal event nodes drivers/platform/mellanox/mlxbf-ptm.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) Acked-by: Tim Gardner Acked-by: Bartlomiej Zolnierkiewicz