From nobody Sun Nov 24 17:04:06 2024 Received: from NAM12-MW2-obe.outbound.protection.outlook.com (mail-mw2nam12on2069.outbound.protection.outlook.com [40.107.244.69]) (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 A02AD1D1E8E; Mon, 4 Nov 2024 17:54:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.244.69 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730742897; cv=fail; b=E7vEPb/1aIbZ2DZxwQYPrgANT8uhY1bIKEEU2HkHkwFiiu87Gluf4u8h+i/6iPGtF66I+ql8AWC0R6FbKT4Aj4tkdkP6OKXK5zqioQUYnA6LfFRmYsCLeB5H2d2URTWnLgBIzOrBLAvLGJNOf/BB/MXcJp6T07Pnp77yGLmcTww= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730742897; c=relaxed/simple; bh=10H316tACHv9yeq3U6t3bQxdz2Rbs/5sYYPeNWMmITY=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=p6fZ7LjXmqgMkQUW+r2ksGsrmL1YMnWgu9UAu09rvZuZGZPvzs2Bh8bX/5ogP/w0WS1BB/phzjWE3oRKAtgTFUVtzHpufsnDYgvCXbdGxRuAg6i1c3hrRYHAVY5heMDjQjOjShijdjZcjvEoszcDSQBS8eOoAgBF9qWsPtIuuPI= 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=C3m9dWgJ; arc=fail smtp.client-ip=40.107.244.69 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="C3m9dWgJ" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=gFhN57YT3dSSjgbL46CGXmrVXeteetPYHA4wfLdiQIbEYEdFFyVS3xfViOl+1dE6TsqL2jt4RZZ0SKXR1bXIvbdp2XYgWt0yWVn53ds4bAlgX9+xBnjdLkhi80MWL4AK/EGpJsVKzKMn/FZm+5rq2V2vd18X9a5MBvv9Aud3aslKvnhO5enOKlvOJZbkG+5NGzcWIIHyvMer6EWUl3mQf/5I0ev4jOqmjQHTh5EKcDNVquWHwnJzNOilIlAWZGk1wrIEdpFOLm0hUOxA0WDaamyQ/5KG3IibBQ8PF7dThFYbKHp0GzDqHJiXo/yvQDeoS1sCJTzKgAQZ7b2dp6TcTA== 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=esECsZTZzmpe+mXpfNUyZtWMv9UTjO2lrfk4s3FUxX0=; b=bpBEr6Rm5NyNUb1YySxKnv6o92+hN054Te32dhiUhdp/Rwo/NzXtRXvil2jyEy4k7QlfxnmKlYxn8cIK6erjIWsn6go8rg9Xja1FeQcQOVKhPIwqtxbxZNlX0IXkNVPleyqN4MFxgSvrihg89X7YM5DLqnuJOZm5+fSvTdboaVPtKvSIPSf49tvTd//Kv9+o6QgH+d5a3oIjIeF7qHRejll3+y8p5RuAqLs4f/YBKjPTAotttRHKtdg/wqiiywPAdGYasXP6AIsP08IbqYiTgeJXotZzhiMmgRnHacyh7u9D7r5LiAPCvzZ5ra5qEeBt8Ouh5WGz1rG4LqgXgCmr9g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=alien8.de 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=esECsZTZzmpe+mXpfNUyZtWMv9UTjO2lrfk4s3FUxX0=; b=C3m9dWgJ03ae8PS3abz8tTY3Uff1yZVWV1NAyKzhx3MwFG9UnnCKibcRCnZGcQq3KpQeEF1fbPMgC7S30Dw1qfnDdpPeKx4646YVscwo/LQENAFxWA+heQ0E1q3kGuUMk5De7xQLtk7v28vyr+SO4UTGTYtdAWpqA2ppH47brNk= Received: from BY3PR03CA0025.namprd03.prod.outlook.com (2603:10b6:a03:39a::30) by BY5PR12MB4212.namprd12.prod.outlook.com (2603:10b6:a03:202::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8114.30; Mon, 4 Nov 2024 17:54:49 +0000 Received: from SJ1PEPF00002312.namprd03.prod.outlook.com (2603:10b6:a03:39a:cafe::d9) by BY3PR03CA0025.outlook.office365.com (2603:10b6:a03:39a::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8114.30 via Frontend Transport; Mon, 4 Nov 2024 17:54:49 +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=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by SJ1PEPF00002312.mail.protection.outlook.com (10.167.242.166) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.8137.17 via Frontend Transport; Mon, 4 Nov 2024 17:54:49 +0000 Received: from AUS-P9-MLIMONCI.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Mon, 4 Nov 2024 11:54:44 -0600 From: Mario Limonciello To: Borislav Petkov , Hans de Goede , =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= CC: , "Gautham R . Shenoy" , "Mario Limonciello" , Perry Yuan , , , , , "Shyam Sundar S K" Subject: [PATCH v6 10/12] cpufreq/amd-pstate: Disable preferred cores on designs with workload classification Date: Mon, 4 Nov 2024 11:54:05 -0600 Message-ID: <20241104175407.19546-11-mario.limonciello@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241104175407.19546-1-mario.limonciello@amd.com> References: <20241104175407.19546-1-mario.limonciello@amd.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ1PEPF00002312:EE_|BY5PR12MB4212:EE_ X-MS-Office365-Filtering-Correlation-Id: 7f5d05bb-9fd4-4c00-f70a-08dcfcf9c71a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|82310400026|1800799024|376014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?I9B2Wt5CceGHO6bv4gYlinzOyPNGRQRH2+k2RacPrT53AlWyKRw2LvsXXzvL?= =?us-ascii?Q?wRNlvi0lv/83TqubP/2YSAb1ed3ftqhoShaqXl2RdMZuqVnxaZ5ByjqKgckk?= =?us-ascii?Q?KFkpTRRZ2bKMywalftQXUjUcdd7sag+qBUaPFZj4Hy9FYKuOAsqWMCaQ3gOO?= =?us-ascii?Q?VIKjbO/434NQcpXbSx3zr1jq3iYwv8Li2HGQJtZ1dsM2t3YCLgMNCwFC/RbS?= =?us-ascii?Q?CkBmN28le3KKie1C6u3oKG+ktmLD/oddBUz3GxDt3tNB8gm96IsHGWOz0GFC?= =?us-ascii?Q?hBl2DOkEjm9DjixieBPZGAtBh70vGwfh68N2MGfcRlSIrcSADqmdwOMrjsrM?= =?us-ascii?Q?ZjTBnH/jFPCD4CcOfWuyfNgYRg74+svxVyT1nmYqAYNEeT77aGJdgZO831/m?= =?us-ascii?Q?sYkdGtnGOiFYvg/hd3O36K8KNCRmQb8AXLHvk3EvusvpndokCpsPolER1HKe?= =?us-ascii?Q?t4Z1Wk2Atq6YSDmecLNayquIM06VHoHd8SX5p0TLw8J5dSl+ZiYIYDjQcrYi?= =?us-ascii?Q?0XCUcs+m26V4SVzvR2jM8mYbcgMYI8hQVmwJY8sjI6HLPd4fHc5/QXt6sfNj?= =?us-ascii?Q?f05Lt10mUsvtW8LedM5avQyM8xz6t4cDDYWJvAoUVwx3dvQbZVAdjfTdqVNj?= =?us-ascii?Q?CQPdp+ZBotbJEUOk72uA67802xRlqjl68pnWsLUBbrZcPWRbkPoa11ghq4QN?= =?us-ascii?Q?lDKsZXggTPzjXL3uDSKKjth1xOOOMuUePXtLFyE7zFD7f1bGsNCz5sV42vnh?= =?us-ascii?Q?DMFspXO85T2829Gd3xyt1MgZd7zIYFvNxMg0WKOKVRCKhtEPtb893hude7Sz?= =?us-ascii?Q?ln1jchsAbKiIGsojGYN+1AMIKUKH/GoSyhG/+1V3Qp5yvnCPt+pG8nC8P/pu?= =?us-ascii?Q?ASvimMg2xTQoIUcVXNszYawSK37jngQm6nW+Z6KQqwcPAvi6gxPsxM9JPT6n?= =?us-ascii?Q?m7ws9dsy8DWxCHNUo424sbCk+2mYMQrg1HIJ91r+wn9EOfr7rYqIkzIG0GCf?= =?us-ascii?Q?SILBpguXCwIOF1UHRUR8xJ/Q1SpngEx+4tJqTDZ5iXuQLT0vKKyDC+dM9vDy?= =?us-ascii?Q?FHApMxFFpWq2Ki7WiMpFC+cNq8wRQMjOX88dlrzTZg5k7vEkeh+SOxppM2Ae?= =?us-ascii?Q?YHBNvcphP/f5eCB4xhy2Zo0tWPI0MhraIDwn7JlZ1WfuAL2apcsvGg7eCve+?= =?us-ascii?Q?aoDFMC6y8EBOkpcWfmT4oJaJvam+vq7coAoA/PkBtkukpdY9Izx96PqfEZDl?= =?us-ascii?Q?mjdbezX/Pqbira+BUr5FXDU5G7EKXhZxs+kgDExx4NQSYc4FBFdNp40I+kO1?= =?us-ascii?Q?vtKHN2qv6mG25kPHL8mnNjgsqJvKR2Qi6TQIw95uml6oupvCB/PKUXxSC34n?= =?us-ascii?Q?0j1WAGcWYdYHOe2gWkbdwJlchuzb/G386SUN1mXk0D2tqaHkiA=3D=3D?= X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(36860700013)(82310400026)(1800799024)(376014);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Nov 2024 17:54:49.5694 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7f5d05bb-9fd4-4c00-f70a-08dcfcf9c71a 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=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ1PEPF00002312.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4212 Content-Type: text/plain; charset="utf-8" On designs that have workload classification, it's preferred that the amd-hfi driver is used to provide hints to the scheduler of which cores to use instead of the amd-pstate driver. Reviewed-by: Gautham R. Shenoy Reviewed-by: Perry Yuan Signed-off-by: Mario Limonciello --- v6: * Use cpu_feature_enabled --- drivers/cpufreq/amd-pstate.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c index 32ddbf37a9f0a..84840666f1d3e 100644 --- a/drivers/cpufreq/amd-pstate.c +++ b/drivers/cpufreq/amd-pstate.c @@ -780,6 +780,12 @@ static void amd_pstate_init_prefcore(struct amd_cpudat= a *cpudata) /* user disabled or not detected */ if (!amd_pstate_prefcore) return; + /* should use amd-hfi instead */ + if (cpu_feature_enabled(X86_FEATURE_AMD_WORKLOAD_CLASS) && + IS_ENABLED(CONFIG_AMD_HFI)) { + amd_pstate_prefcore =3D false; + return; + } =20 cpudata->hw_prefcore =3D true; =20 --=20 2.43.0