From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from PH8PR06CU001.outbound.protection.outlook.com (mail-westus3azon11012027.outbound.protection.outlook.com [40.107.209.27]) (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 123B0322B6D; Mon, 5 Jan 2026 17:30:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.209.27 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767634215; cv=fail; b=rA443hv2cXv/YIfA4L9ynVpoj8nAdUBpSEMP/fG0N/roceLZoisIJtIKjonTWHkwuzzspCBgryX25UHUAjfSEtm081sqZ4Bs0o58tQkhz3dnbZ4KpDUCY9QpEznj8OMNIe7s+w96PWkykDlnEVVaeE5a/xir+m6IjSSbr2DmTLs= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767634215; c=relaxed/simple; bh=thttHh6T5t1t8T01F1iesAgJ810aHz1MBUoYOPCIIfY=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=LB8UfYCkQn2lwYEaNqksqqLyk8wzB6DvReMIF79yKusvzlbY/pl3O1hdjZluABOUiXXz7FXf0X10MJNzZhAxH/+Z4cdL0T+RHCqcmkKWqk7ZqsY/+we5R/71itB7rye4c8eAyAojFKXa5ipsL5UHKa3VgUwPAZo+42Jxm3viCIE= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com; spf=fail smtp.mailfrom=amd.com; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b=TUZ1pGB0; arc=fail smtp.client-ip=40.107.209.27 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=amd.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="TUZ1pGB0" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=jkoI35KZPVhL2vsMnCmuf9hI8+K47RS+zKPbwlAFojkMI/a/4FoY1rsrkk0EcP1K4pjBustbyqZIntkbPy1N9ZnSnHb9cqu3we5eAybYzKXVkYxkeehsXBmzIsfJrZ9XDFGXm9CDK5QZRuY9e95vqd5WqcuG0iQXLAd/OPL14b6JQp4C11uK+0LjMmfRY/q0cNF9JyGTFakiPNt9Zu5iBnTa93lJzieTaGwdn7C5FCoEXLgVC0TSireU9fVcLrOM7UR0YQAY5zL99TlWVgjf7MEZXdJ40Fsjy0azbjTZmI1M4vGm3HHk6fqhnSGj59u0x/UbXjVK9DDsOG7TaDJ3SA== 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=TVhocTBP9GPwB7HNM2K/NkIBlCim1p8NyT5k7Snz1SM=; b=IykinAnhnLprZP0ARGGfgOSOV5SRoAYD4zykxIu73TGHQ5m6GXLtgh6PIOS9ZceAGufAy85xCsJRsIM1ICn3tSXEAUc6M8yDueEia4yBMNyqB88US6g7lrQMyZaBRxY5Y0WKl8mZaoqVJ6ekIlBY+ECZoFvik6kdRL7evLLjrxG1SpCoaxEXqke8WMyxKGpXsWNwiIJGxoTHB82b/DxUXkPGQryPFWqISsogVfotHoh79KBvdo7wPht46hrljFOx7mhjeMch0SngPKvFnFLAVsOFqXJkuCTHbqnJyfZSf2OQkzgRdjEPYBcn17WeQyxLI2A/prE9dFTKvSo77beJRw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=kernel.org smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=TVhocTBP9GPwB7HNM2K/NkIBlCim1p8NyT5k7Snz1SM=; b=TUZ1pGB0KfqNvs+rx3oq8ums9zXx2H/4sjvrAOITyCCiTEYmM+pqptB8wLyJheBv6vwk4b715Of7eGv4c6Jxdz+S7Pix+N0GKIVUmfs4xaYAan3aiLi87kGU0BCoRCGYVh+FRQek/nc+ZnyGcsB3bqcX5gQmhaF88sDyXMe8xgs= Received: from PH7P220CA0156.NAMP220.PROD.OUTLOOK.COM (2603:10b6:510:33b::12) by BY5PR12MB4242.namprd12.prod.outlook.com (2603:10b6:a03:203::9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9478.4; Mon, 5 Jan 2026 17:30:09 +0000 Received: from CO1PEPF000044FC.namprd21.prod.outlook.com (2603:10b6:510:33b:cafe::d1) by PH7P220CA0156.outlook.office365.com (2603:10b6:510:33b::12) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9478.4 via Frontend Transport; Mon, 5 Jan 2026 17:30:07 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=satlexmb07.amd.com; pr=C Received: from satlexmb07.amd.com (165.204.84.17) by CO1PEPF000044FC.mail.protection.outlook.com (10.167.241.202) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9520.0 via Frontend Transport; Mon, 5 Jan 2026 17:30:07 +0000 Received: from satlexmb07.amd.com (10.181.42.216) by satlexmb07.amd.com (10.181.42.216) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17; Mon, 5 Jan 2026 11:30:06 -0600 Received: from xsjlizhih51.xilinx.com (10.180.168.240) by satlexmb07.amd.com (10.181.42.216) with Microsoft SMTP Server id 15.2.2562.17 via Frontend Transport; Mon, 5 Jan 2026 09:30:06 -0800 From: Lizhi Hou To: , , , , CC: Lizhi Hou , , , , , , , , Subject: [PATCH V3 0/2] Get real time power input via AMD PMF Date: Mon, 5 Jan 2026 09:29:54 -0800 Message-ID: <20260105172956.3732123-1-lizhi.hou@amd.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1PEPF000044FC:EE_|BY5PR12MB4242:EE_ X-MS-Office365-Filtering-Correlation-Id: 0fb08dc9-e538-4806-a7ac-08de4c801257 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|1800799024|82310400026|376014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?tLlJV3d7qNHJdEmFLHU6eXya8O++g3XBosQrkjIcmGFlf5XanFumPL6Q1azt?= =?us-ascii?Q?uKNCb6IISO7zKVf++z5HEAGCayT8Qf/fTto4xAEhDbMdLSeaa+4+utPU9Pms?= =?us-ascii?Q?g77c0huGuNMSODBiymeYjZ8+a/Gnl2/3QU54WFGcl9Sv0qQTBEPoeMf2Ibyu?= =?us-ascii?Q?+PuqXYz0DH4Dt85JzgOSfoWma3wAOiMn8mi8zPfuIngnMBz3RnHfPEFeCd3z?= =?us-ascii?Q?7ReL5AY8pU4z2N+Ts6lD3oF0a1ZfYFTjwhjjgwS2/ES1qbaJ4LbPcmRTyRAw?= =?us-ascii?Q?gfeoDAGuQab88U7a7jln9MenMdtcp/JkfWuqkP6IviPaeXH0TTUmUO7ECECx?= =?us-ascii?Q?C7vJRPt0rM8AmT33M1/4NlndyiBkzioVrgSsn3z+nKXSeWehBcxvjdXWK32I?= =?us-ascii?Q?bT56MBVhibpkSBEPZPPBMF8OUMgJ5MVycQjJVrjan7tyQJXWmtlUsUmf+jh1?= =?us-ascii?Q?GGfDtkWlqaxeUrkHVlBiyoJUc94vzvWMPLVvPksWZrNksrGoQeIQ/V8Uz1qu?= =?us-ascii?Q?4e5bbeoDnDnhAqusNIzzS7GmLfSSH+XsLtAoX3Q0JzCO3w4/Ldj7kwOVBHBx?= =?us-ascii?Q?WkSE6OIX0sD7RV9X9ycBvqLujQBp4DVcjvczh6cA13+rvRHvjgtFZwQKiSfu?= =?us-ascii?Q?HSyoXTl/w49rTbfouCwfP1LnPmwwRq9s6IfIy+PZR8hluSM5cCShLHFYkkE+?= =?us-ascii?Q?uZKBJE+9Fvo94ndo0U/+3VuBSrqnH+J6bWVBc3naKa/hPzJ6898xzIkAsQvS?= =?us-ascii?Q?y5tLbzNnjRKEnMC2oU3FiU73WmkZ127fqQyCYpIkf7w32VVVuMBhkeh7Fb0G?= =?us-ascii?Q?AoQ//m4a3lsAFphUL1PiP6n7dp7xF6g/YOuZJxnwgG967H2ABNmRablB1N52?= =?us-ascii?Q?qizwJCK0z0IGVmHLgRxWsU17UA3MzbpDJIdMwFPa2oIbGsqle7KedaEVFX50?= =?us-ascii?Q?BwWdTlqRh+/J0qx9GSM3I4OHcAXK8g82RPCKim3dmilg2I2zOgg53dPQKhUr?= =?us-ascii?Q?dwhxXEEIBm9fNVy4fzIFrDVfN+XVElUGZMIseQwWy/0/mYfAYmXY5oyZd20z?= =?us-ascii?Q?P/rLCEhF04wN0DOCnlU8DpuZibUX52V86yr4fGf8wKIV21KtdISJg/gYTZPI?= =?us-ascii?Q?0tLf84kwlsoeYZvVQfe/vnjKtaFv9JrRXrmY2ObDD/tECwVRoDSQdVrNbpbo?= =?us-ascii?Q?opgEwgYtkexL5ZRR4ZgE7UEUnawmEsy52TghSGJ8RsQkuTcR17r5dFhd7DQt?= =?us-ascii?Q?KIRSdYfrNjdl8gN//Zr8beRfBeRN+PymCci61Ft7dfNezdituTMHDk06PtDG?= =?us-ascii?Q?SsWKEK6aZqFaK1v7O1MKDZapWr9DnbniRj937IvIHemOwvogTbVVr0WEW71O?= =?us-ascii?Q?zW1c2fFDZCL2gPA2JgGZuaK2dP6bxthpr0AYoFMDK3h5Mi0XOfakda+XIfGL?= =?us-ascii?Q?+P9JoVIg36vgpm7R6e5clhBr9T0Uuw2kPVGo47xLtaAal3ZZMzEeCzR5PRCZ?= =?us-ascii?Q?RAZ7LWr1o3woVaw/bjn5A86vgsYUoaf3gu+86/CsiR0Pdv15JTTObBlD0UeM?= =?us-ascii?Q?ja7wdQO60ilq7g1RMzj+ZqDpK9kY6VlEY9QAzT5U?= X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:satlexmb07.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(36860700013)(1800799024)(82310400026)(376014);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Jan 2026 17:30:07.9110 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 0fb08dc9-e538-4806-a7ac-08de4c801257 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1PEPF000044FC.namprd21.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4242 Adding new NPU metrics API to AMD PMF driver is pending because of lacking real case. https://lore.kernel.org/all/d344b850-f68d-f9a5-f0dc-55af4b48b714@linux.intel.com/ Create xdna driver patch to fetch real time power input via PMF API. Here is an example output with xrt-smi(1) tool. # xrt-smi examine -r all | grep Power Power Mode : Default Estimated Power : 0.563 Watts v3: Save return value of is_npu_metrics_supported() and return it V2: Including header file for struct mutex will be added by https://patchwork.kernel.org/project/platform-driver-x86/patch/20251202042219.245173-1-Shyam-sundar.S-k@amd.com/ Add include for U32_MAX Replace snprintf by scnprintf Fix coding style Lizhi Hou (1): accel/amdxdna: Add IOCTL to retrieve realtime NPU power estimate Shyam Sundar S K (1): platform/x86/amd/pmf: Introduce new interface to export NPU metrics drivers/accel/amdxdna/aie2_pci.c | 29 ++++++++++ drivers/accel/amdxdna/aie2_pci.h | 20 +++++++ drivers/accel/amdxdna/amdxdna_pci_drv.c | 3 +- drivers/platform/x86/amd/pmf/core.c | 76 +++++++++++++++++++++++++ drivers/platform/x86/amd/pmf/pmf.h | 2 + include/linux/amd-pmf-io.h | 21 +++++++ 6 files changed, 150 insertions(+), 1 deletion(-) -- 2.34.1