From patchwork Mon Oct 28 02:02:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mario Limonciello X-Patchwork-Id: 13852831 Received: from NAM10-BN7-obe.outbound.protection.outlook.com (mail-bn7nam10on2050.outbound.protection.outlook.com [40.107.92.50]) (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 E423518B47D; Mon, 28 Oct 2024 02:03:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.92.50 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730081010; cv=fail; b=rKmUDywladLICPEkzb0eJ37/FEZ6YwIsJCE4VxwMFLwKJ6EtDkqK2qxIrVbERiIzOFlYevNiDvfHiBTxLNx99LWQanmN+1IOJd7Q6ohRxe7WDkvHx4jLzkdH4M7Ay2rnSxDwmO76bI0w6iosAVT+RUs0mwBOrYijZDIfYsDMqKE= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730081010; c=relaxed/simple; bh=LNPjM+dPgjMNL75vlopqQfkr8adV7T737JOpjxZs+8w=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ZHe9w0CP59uuScnD2Ib3HtVFlve7UA1axQttSYHC/7XQLdJWUP7oYOv/TKUDNkEB7ISVJ8+HcApf7CPJE9jHXqg/EPr1JbaEmZEhpEKzWHIxmh8FQoSXACI7nWymnH8ZLRBBCIFLknMMPhaMeRqG9N6fiBKceSKFpNLIkp47Li0= 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=RWSgHfqT; arc=fail smtp.client-ip=40.107.92.50 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="RWSgHfqT" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=JoN+ZqzDlDTjNQIlpbppj77F9b5Z7pA35JV/Pj90DQ+u2R6sw2Xw4r16rwQJQBTYTJCKIZE8NWUn1m0TLLTHh06Amy6kdui2v83B26QBIsJU8tWgggF1fG4cx2goU35okA7WeOopR2EkTcl3TDRRzmm6BVpDxf7/5jiiiYFJTq3XSJurhCBA4eH1eCfNYIKlzzxYYTyxhzS55Scst/MDy5+cSbKGTPYT872dxpaeGbhBDWg8NTb8gmI7YOnnMrGdGXZl1YMR9VTZ03qN4TlpRCKw4vxZneGTlB31jYjCzEuB60aaaPVnQ7yJh2mACl9Nw9IH/eg0QlFHTHFDZ7W5ew== 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=haXGWBrAZ0fxfa3qxHK1ETSJPyswEvws5g3hvbtCKk4=; b=vXfixM5EuG2pQNNUyFGgMjEjo3eLkw+g1x2E9uFoIlBnV8m4KtYIOIE2n5nqHypFl1hzvvYFCdTX+L7wMNFNkEPLcX5zpYhgPhbt0mOvZ/P0ubBcA1c41iG/piEk1YCimofNeNx4yvefQZHOeVJg7LG2hZqStTZzNPCUxWXjcuzOWcSSNgjGlp+mdmJsb7cfmJMaJZ2Vh/Vfaz7GAtZS5isn72r7UOzfWS5Br8C9XPKpXby4ULzOkBPSolcggtxlBD7HdfEJFev7BrbK2gF6O4DCGHendwFPLJ/jwyYaOYZSV9go7gBhnXWcFxrfGEcPcyJCGHRKJHQ+ph9Oh/5Kvg== 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=haXGWBrAZ0fxfa3qxHK1ETSJPyswEvws5g3hvbtCKk4=; b=RWSgHfqTzzMQYGox9fi77J5WJG3bhPQ7Hm5ZWJgNX41srkeklr1JAwa8WvrszC/1Qe/OUEefVD2uPjKY+ENZSE729tcVZuXqOwQ8/JDS4v2UBhtcPe2uJtNBYHqpsLhHO2oijDiRs94KHdEkILIWU8m1rDaFx53dvRzSFvdD1LY= Received: from BN8PR12CA0011.namprd12.prod.outlook.com (2603:10b6:408:60::24) by SN7PR12MB7276.namprd12.prod.outlook.com (2603:10b6:806:2af::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8093.25; Mon, 28 Oct 2024 02:03:22 +0000 Received: from BL02EPF00021F6E.namprd02.prod.outlook.com (2603:10b6:408:60:cafe::8e) by BN8PR12CA0011.outlook.office365.com (2603:10b6:408:60::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8093.25 via Frontend Transport; Mon, 28 Oct 2024 02:03:22 +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 BL02EPF00021F6E.mail.protection.outlook.com (10.167.249.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.8114.16 via Frontend Transport; Mon, 28 Oct 2024 02:03:21 +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; Sun, 27 Oct 2024 21:03:20 -0500 From: Mario Limonciello To: Borislav Petkov , Hans de Goede , =?utf-8?q?Ilpo_J=C3=A4rvinen?= CC: , "Gautham R . Shenoy" , "Mario Limonciello" , Perry Yuan , , , , , "Shyam Sundar S K" , Perry Yuan Subject: [PATCH v5 09/13] platform/x86: hfi: add power management callback Date: Sun, 27 Oct 2024 21:02:47 -0500 Message-ID: <20241028020251.8085-10-mario.limonciello@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241028020251.8085-1-mario.limonciello@amd.com> References: <20241028020251.8085-1-mario.limonciello@amd.com> Precedence: bulk X-Mailing-List: platform-driver-x86@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF00021F6E:EE_|SN7PR12MB7276:EE_ X-MS-Office365-Filtering-Correlation-Id: d3b86400-e6ad-41c9-f066-08dcf6f4b338 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: 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 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: 28 Oct 2024 02:03:21.8449 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: d3b86400-e6ad-41c9-f066-08dcf6f4b338 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: BL02EPF00021F6E.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB7276 From: Perry Yuan Introduces power management callbacks for the `amd_hfi` driver. Specifically, the `suspend` and `resume` callbacks have been added to handle the necessary operations during system low power states and wake-up. Reviewed-by: Gautham R. Shenoy Signed-off-by: Perry Yuan Co-developed-by: Mario Limonciello Signed-off-by: Mario Limonciello --- drivers/platform/x86/amd/hfi/hfi.c | 33 ++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/drivers/platform/x86/amd/hfi/hfi.c b/drivers/platform/x86/amd/hfi/hfi.c index 70ddde37f283f..c8fe03d0c9ccd 100644 --- a/drivers/platform/x86/amd/hfi/hfi.c +++ b/drivers/platform/x86/amd/hfi/hfi.c @@ -388,6 +388,38 @@ static int amd_hfi_metadata_parser(struct platform_device *pdev, return ret; } +static int amd_hfi_pm_resume(struct device *dev) +{ + int ret, cpu; + + for_each_online_cpu(cpu) { + ret = amd_hfi_set_state(cpu, true); + if (ret < 0) { + dev_err(dev, "failed to enable workload class config: %d\n", ret); + return ret; + } + } + + return 0; +} + +static int amd_hfi_pm_suspend(struct device *dev) +{ + int ret, cpu; + + for_each_online_cpu(cpu) { + ret = amd_hfi_set_state(cpu, false); + if (ret < 0) { + dev_err(dev, "failed to disable workload class config: %d\n", ret); + return ret; + } + } + + return 0; +} + +static DEFINE_SIMPLE_DEV_PM_OPS(amd_hfi_pm_ops, amd_hfi_pm_suspend, amd_hfi_pm_resume); + static const struct acpi_device_id amd_hfi_platform_match[] = { { "AMDI0104", 0}, { } @@ -434,6 +466,7 @@ static struct platform_driver amd_hfi_driver = { .driver = { .name = AMD_HFI_DRIVER, .owner = THIS_MODULE, + .pm = &amd_hfi_pm_ops, .acpi_match_table = ACPI_PTR(amd_hfi_platform_match), }, .probe = amd_hfi_probe,