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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 BL6PEPF0001AB74.mail.protection.outlook.com (10.167.242.167) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7633.15 via Frontend Transport; Thu, 30 May 2024 11:23:33 +0000 Received: from amd.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 15.1.2507.35; Thu, 30 May 2024 06:23:30 -0500 From: Naveen Krishna Chatradhi To: , CC: , , , , Akshay Gupta , Akshay Gupta , Naveen Krishna Chatradhi Subject: [PATCH 2/5] mfd: sbrmi: Add mfd cell in the probe Date: Thu, 30 May 2024 11:23:04 +0000 Message-ID: <20240530112307.3089696-3-naveenkrishna.chatradhi@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240530112307.3089696-1-naveenkrishna.chatradhi@amd.com> References: <20240530112307.3089696-1-naveenkrishna.chatradhi@amd.com> Precedence: bulk X-Mailing-List: linux-hwmon@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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: BL6PEPF0001AB74:EE_|PH8PR12MB6986:EE_ X-MS-Office365-Filtering-Correlation-Id: 22e225c4-1817-40a5-2518-08dc809af124 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230031|36860700004|82310400017|1800799015|376005; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 May 2024 11:23:33.8295 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 22e225c4-1817-40a5-2518-08dc809af124 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: BL6PEPF0001AB74.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH8PR12MB6986 From: Akshay Gupta - AMD provides socket power information from out of band which can be read by sensors. - mfd cell will probe the drivers/hwmon/sbrmi as a platform device and share the sbrmi device data. Signed-off-by: Akshay Gupta Reviewed-by: Naveen Krishna Chatradhi --- drivers/mfd/sbrmi-i2c.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/drivers/mfd/sbrmi-i2c.c b/drivers/mfd/sbrmi-i2c.c index 96215e986740..c19f0b3eb0cd 100644 --- a/drivers/mfd/sbrmi-i2c.c +++ b/drivers/mfd/sbrmi-i2c.c @@ -10,6 +10,7 @@ #include #include #include +#include #include #include #include @@ -17,6 +18,10 @@ #define SBRMI_CTRL 0x1 +static struct mfd_cell apml_sbrmi[] = { + { .name = "sbrmi-hwmon" }, +}; + static int sbrmi_enable_alert(struct i2c_client *client) { int ctrl; @@ -72,7 +77,17 @@ static int sbrmi_i2c_probe(struct i2c_client *client) return ret; /* Cache maximum power limit */ - return sbrmi_get_max_pwr_limit(data); + ret = sbrmi_get_max_pwr_limit(data); + if (ret < 0) + return ret; + + dev_set_drvdata(dev, (void *)data); + + ret = devm_mfd_add_devices(dev, PLATFORM_DEVID_AUTO, apml_sbrmi, + ARRAY_SIZE(apml_sbrmi), NULL, 0, NULL); + if (ret) + dev_err(dev, "Failed to register for sub-devices: %d\n", ret); + return ret; } static const struct i2c_device_id sbrmi_id[] = {