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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 BL02EPF0001A108.mail.protection.outlook.com (10.167.241.138) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7135.14 via Frontend Transport; Wed, 27 Dec 2023 06:38:38 +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; Wed, 27 Dec 2023 00:38:36 -0600 From: Shyam Sundar S K To: , , CC: , , , Shyam Sundar S K Subject: [PATCH RESEND 1/6] platform/x86/amd/pmc: Send OS_HINT command for AMDI000A platform Date: Wed, 27 Dec 2023 12:07:44 +0530 Message-ID: <20231227063749.1780900-2-Shyam-sundar.S-k@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231227063749.1780900-1-Shyam-sundar.S-k@amd.com> References: <20231227063749.1780900-1-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: BL02EPF0001A108:EE_|DS7PR12MB6333:EE_ X-MS-Office365-Filtering-Correlation-Id: 72f0368a-cc3e-4e02-600e-08dc06a675bd X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Dec 2023 06:38:38.8981 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 72f0368a-cc3e-4e02-600e-08dc06a675bd 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: BL02EPF0001A108.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB6333 To initiate the HW deep state transistion the OS_HINT command has to be sent the PMFW. Add this support to the platforms that has AMDI000A support. Signed-off-by: Sanket Goswami Signed-off-by: Shyam Sundar S K --- drivers/platform/x86/amd/pmc/pmc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/platform/x86/amd/pmc/pmc.c b/drivers/platform/x86/amd/pmc/pmc.c index c3104714b480..bad95d3ce2a1 100644 --- a/drivers/platform/x86/amd/pmc/pmc.c +++ b/drivers/platform/x86/amd/pmc/pmc.c @@ -761,6 +761,7 @@ static int amd_pmc_get_os_hint(struct amd_pmc_dev *dev) case AMD_CPU_ID_YC: case AMD_CPU_ID_CB: case AMD_CPU_ID_PS: + case PCI_DEVICE_ID_AMD_1AH_M20H_ROOT: return MSG_OS_HINT_RN; } return -EINVAL;