From patchwork Mon Dec 4 10:15:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shyam Sundar S K X-Patchwork-Id: 13478139 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="Cg9hVVDV" Received: from NAM11-BN8-obe.outbound.protection.outlook.com (mail-bn8nam11on2040.outbound.protection.outlook.com [40.107.236.40]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2514DF2; Mon, 4 Dec 2023 02:36:31 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=cQCWIEpDA8gST80XTZlgyq91cC4POff4KsyvlnE7JNvJ2Y8uuMDc0m+MjDXH5X79qi1OxoActWJYe9Im5zcoJuapoOLpjgm34NjYT5judBursKNN3V0u9DKgfXKaEQqBW4FOvhp14Vic+ml1pl67BkqpeGS/UFinCHYe3vV4eBIvk46mSQdeuDhHo1uU1ytdU5FceC4IfOsZu+EMPNdMDMiJCFr+xE1hVdVizfdEg0KruUanX+ajuIAQBgPXhA0FKqkaQCxjD37Equdu/2Ci2AXrHC8N5ZF96v0R+WR0GnHMcr+2ZBl+fdSVLe5FNHn/XeLGZbyr9X2I9T9Evziq1w== 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=SRyjTJT8za0x3q3C/gUcZw7VOzDOvEEwWCzGQCYMafk=; b=ZLJt7ZaDJxGms4iRCxrehOpsPAQo/wi962Py13i2PGTQxQLTpKgFYjEexPZGnFdyrxGy4sS6VZ2xIQkRDf5h9jPhTSmS8m8zeeo8o9YPD+VmVk0yQwDyiIrUT47rzvUt9BBtQKzguIiaIjfAiTrX4MZkNGqEoZbYgbEpwnmmhHh64bkTSQ50ZRk73QtFKfLoNQDlMqCfpGwcHifWtEpc6fJoXbkmxhsMNycXHthV7zG9HFmOyr9uAvkkCi2+K4OXdplJRpzcC+QvkP/NjCclqp8xda8Jb0Dcl/IPKng8IlaRogSXrpvUiFTtm+jVdfX/bseij4Uangg8VzFvstNAMg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=redhat.com 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=SRyjTJT8za0x3q3C/gUcZw7VOzDOvEEwWCzGQCYMafk=; b=Cg9hVVDVy3xlNhPuAzuJEByujV9yOjoRwEyXiAK7M26Sh35TwDoywBENg7TaYED8rSgkHcVtLcbTbMO7c+VQTC/oLJE+5EBb60D9yhJOnBYcSr8iIVlH9b3kA6M2ZCuW0YqbsgVzqq4qeO34Yw0dvEoVk8ACFiXhqobKb1VH4es= Received: from MW4PR04CA0282.namprd04.prod.outlook.com (2603:10b6:303:89::17) by IA1PR12MB6260.namprd12.prod.outlook.com (2603:10b6:208:3e4::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7046.33; Mon, 4 Dec 2023 10:36:28 +0000 Received: from MWH0EPF000971E7.namprd02.prod.outlook.com (2603:10b6:303:89:cafe::c5) by MW4PR04CA0282.outlook.office365.com (2603:10b6:303:89::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7046.33 via Frontend Transport; Mon, 4 Dec 2023 10:36:28 +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 MWH0EPF000971E7.mail.protection.outlook.com (10.167.243.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7068.20 via Frontend Transport; Mon, 4 Dec 2023 10:36:28 +0000 Received: from jatayu.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 15.1.2507.34; Mon, 4 Dec 2023 04:36:24 -0600 From: Shyam Sundar S K To: , , , , , CC: , , , , "Shyam Sundar S K" Subject: [PATCH v6 07/15] platform/x86/amd/pmf: Add support update p3t limit Date: Mon, 4 Dec 2023 15:45:40 +0530 Message-ID: <20231204101548.1458499-8-Shyam-sundar.S-k@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231204101548.1458499-1-Shyam-sundar.S-k@amd.com> References: <20231204101548.1458499-1-Shyam-sundar.S-k@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: MWH0EPF000971E7:EE_|IA1PR12MB6260:EE_ X-MS-Office365-Filtering-Correlation-Id: cd96a08f-49db-4dbb-ba62-08dbf4b4df98 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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:(13230031)(4636009)(376002)(346002)(39860400002)(136003)(396003)(230922051799003)(186009)(451199024)(64100799003)(1800799012)(82310400011)(46966006)(36840700001)(40470700004)(40480700001)(40460700003)(36860700001)(47076005)(81166007)(356005)(15650500001)(2906002)(5660300002)(82740400003)(16526019)(83380400001)(6666004)(336012)(26005)(426003)(7696005)(1076003)(2616005)(70586007)(478600001)(110136005)(70206006)(36756003)(41300700001)(54906003)(4326008)(8936002)(316002)(86362001)(8676002)(42413004)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Dec 2023 10:36:28.4269 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: cd96a08f-49db-4dbb-ba62-08dbf4b4df98 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: MWH0EPF000971E7.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB6260 P3T (Peak Package Power Limit) is a metric within the SMU controller that can influence the power limits. Add support from the driver to update P3T limits accordingly. Reviewed-by: Mario Limonciello Signed-off-by: Shyam Sundar S K --- drivers/platform/x86/amd/pmf/pmf.h | 3 +++ drivers/platform/x86/amd/pmf/tee-if.c | 8 ++++++++ 2 files changed, 11 insertions(+) diff --git a/drivers/platform/x86/amd/pmf/pmf.h b/drivers/platform/x86/amd/pmf/pmf.h index a4a73b845c09..781989c7dddd 100644 --- a/drivers/platform/x86/amd/pmf/pmf.h +++ b/drivers/platform/x86/amd/pmf/pmf.h @@ -49,6 +49,7 @@ #define GET_STT_MIN_LIMIT 0x1F #define GET_STT_LIMIT_APU 0x20 #define GET_STT_LIMIT_HS2 0x21 +#define SET_P3T 0x23 /* P3T: Peak Package Power Limit */ /* OS slider update notification */ #define DC_BEST_PERF 0 @@ -72,6 +73,7 @@ #define PMF_POLICY_STT_MIN 6 #define PMF_POLICY_STT_SKINTEMP_APU 7 #define PMF_POLICY_STT_SKINTEMP_HS2 8 +#define PMF_POLICY_P3T 38 /* TA macros */ #define PMF_TA_IF_VERSION_MAJOR 1 @@ -481,6 +483,7 @@ struct pmf_action_table { u32 stt_minlimit; /* in mW */ u32 stt_skintemp_apu; /* in C */ u32 stt_skintemp_hs2; /* in C */ + u32 p3t_limit; /* in mW */ }; /* Input conditions */ diff --git a/drivers/platform/x86/amd/pmf/tee-if.c b/drivers/platform/x86/amd/pmf/tee-if.c index e3f17852d532..9861c2702251 100644 --- a/drivers/platform/x86/amd/pmf/tee-if.c +++ b/drivers/platform/x86/amd/pmf/tee-if.c @@ -105,6 +105,14 @@ static void amd_pmf_apply_policies(struct amd_pmf_dev *dev, struct ta_pmf_enact_ dev->prev_data->stt_skintemp_hs2 = val; } break; + + case PMF_POLICY_P3T: + if (dev->prev_data->p3t_limit != val) { + amd_pmf_send_cmd(dev, SET_P3T, false, val, NULL); + dev_dbg(dev->dev, "update P3T: %u\n", val); + dev->prev_data->p3t_limit = val; + } + break; } } }