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Wysocki" , Len Brown , "open list:ACPI" , open list Subject: [PATCH v5 3/5] ACPI: APD: Add a fmw property clk-name Date: Sun, 12 Dec 2021 23:35:25 +0530 Message-ID: <20211212180527.1641362-4-AjitKumar.Pandey@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211212180527.1641362-1-AjitKumar.Pandey@amd.com> References: <20211212180527.1641362-1-AjitKumar.Pandey@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 2f8437c9-c20a-4f30-2238-08d9bd9a2e0c X-MS-TrafficTypeDiagnostic: BL0PR12MB5553:EE_ X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:2733; 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:SATLEXMB03.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(4636009)(36840700001)(46966006)(40470700001)(8936002)(508600001)(110136005)(54906003)(6666004)(47076005)(70206006)(70586007)(1076003)(2616005)(86362001)(426003)(356005)(26005)(40460700001)(8676002)(2906002)(36756003)(186003)(336012)(4326008)(5660300002)(7696005)(81166007)(316002)(36860700001)(82310400004)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Dec 2021 18:06:54.4327 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2f8437c9-c20a-4f30-2238-08d9bd9a2e0c 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=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT016.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL0PR12MB5553 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org Add a new device property to fetch clk-name from firmware. Signed-off-by: Ajit Kumar Pandey Reviewed-by: Mario Limonciello --- drivers/acpi/acpi_apd.c | 10 ++++++++++ include/linux/platform_data/clk-fch.h | 1 + 2 files changed, 11 insertions(+) diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c index 6913e9712852..2b958b426b03 100644 --- a/drivers/acpi/acpi_apd.c +++ b/drivers/acpi/acpi_apd.c @@ -87,6 +87,16 @@ static int fch_misc_setup(struct apd_private_data *pdata) if (ret < 0) return -ENOENT; + if (!acpi_dev_get_property(adev, "clk-name", ACPI_TYPE_STRING, &obj)) { + clk_data->name = devm_kzalloc(&adev->dev, obj->string.length, + GFP_KERNEL); + + strcpy(clk_data->name, obj->string.pointer); + } else { + /* Set default name to mclk if entry missing in firmware */ + clk_data->name = "mclk"; + } + list_for_each_entry(rentry, &resource_list, node) { clk_data->base = devm_ioremap(&adev->dev, rentry->res->start, resource_size(rentry->res)); diff --git a/include/linux/platform_data/clk-fch.h b/include/linux/platform_data/clk-fch.h index 850ca776156d..11a2a23fd9b2 100644 --- a/include/linux/platform_data/clk-fch.h +++ b/include/linux/platform_data/clk-fch.h @@ -12,6 +12,7 @@ struct fch_clk_data { void __iomem *base; + char *name; }; #endif /* __CLK_FCH_H */