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Thu, 25 Nov 2021 00:21:50 -0600 From: Ajit Kumar Pandey To: , , CC: , , , , , Ajit Kumar Pandey , Len Brown , "open list:ACPI" , open list Subject: [PATCH v3 3/7] ACPI: APD: Add a fmw property clk-name Date: Thu, 25 Nov 2021 11:50:32 +0530 Message-ID: <20211125062036.1185994-4-AjitKumar.Pandey@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211125062036.1185994-1-AjitKumar.Pandey@amd.com> References: <20211125062036.1185994-1-AjitKumar.Pandey@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 0b6cb3be-f3b5-434e-ca8f-08d9afdbe0ae X-MS-TrafficTypeDiagnostic: CY4PR12MB1941: 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)(46966006)(36840700001)(86362001)(82310400004)(5660300002)(8676002)(2616005)(54906003)(70206006)(81166007)(36860700001)(2906002)(1076003)(336012)(426003)(186003)(508600001)(110136005)(356005)(47076005)(36756003)(26005)(4326008)(6666004)(8936002)(7696005)(316002)(70586007)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Nov 2021 06:21:55.0286 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 0b6cb3be-f3b5-434e-ca8f-08d9afdbe0ae 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: CO1NAM11FT053.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR12MB1941 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a new device property to fetch clk-name from firmware. Signed-off-by: Ajit Kumar Pandey --- 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 */ -- 2.25.1