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This check allows to retain the unique adapter name driver has initialized, which platform driver can use to distinguish it from other i2c designware adapters. Tested-by: Randy Dunlap --- drivers/i2c/busses/i2c-designware-master.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/i2c/busses/i2c-designware-master.c b/drivers/i2c/busses/i2c-designware-master.c index c5394229b77f..9d7d9e47564a 100644 --- a/drivers/i2c/busses/i2c-designware-master.c +++ b/drivers/i2c/busses/i2c-designware-master.c @@ -1042,8 +1042,9 @@ int i2c_dw_probe_master(struct dw_i2c_dev *dev) if (ret) return ret; - snprintf(adap->name, sizeof(adap->name), - "Synopsys DesignWare I2C adapter"); + if (!adap->name[0]) + scnprintf(adap->name, sizeof(adap->name), + "Synopsys DesignWare I2C adapter"); adap->retries = 3; adap->algo = &i2c_dw_algo; adap->quirks = &i2c_dw_quirks; From patchwork Mon Jun 9 15:53:56 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pratap Nirujogi X-Patchwork-Id: 895405 Received: from NAM04-BN8-obe.outbound.protection.outlook.com (mail-bn8nam04on2057.outbound.protection.outlook.com [40.107.100.57]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8866C2163BD; 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Mon, 9 Jun 2025 10:56:19 -0500 From: Pratap Nirujogi To: , , , , , CC: , , , , , , , , "Pratap Nirujogi" Subject: [PATCH v4 2/3] i2c: amd-isp: Initialize unique adapter name Date: Mon, 9 Jun 2025 11:53:56 -0400 Message-ID: <20250609155601.1477055-3-pratap.nirujogi@amd.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250609155601.1477055-1-pratap.nirujogi@amd.com> References: <20250609155601.1477055-1-pratap.nirujogi@amd.com> Precedence: bulk X-Mailing-List: linux-i2c@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: BL02EPF0001A102:EE_|DS7PR12MB8321:EE_ X-MS-Office365-Filtering-Correlation-Id: 4224c2af-9036-4499-ed0f-08dda76e325f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|1800799024|376014|36860700013|82310400026; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; 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Add definition of amdisp i2c adapter name in a new header file (include/linux/soc/amd/isp4_misc.h) as it is referred in different driver modules. Tested-by: Randy Dunlap Signed-off-by: Pratap Nirujogi --- MAINTAINERS | 1 + drivers/i2c/busses/i2c-designware-amdisp.c | 2 ++ include/linux/soc/amd/isp4_misc.h | 12 ++++++++++++ 3 files changed, 15 insertions(+) create mode 100644 include/linux/soc/amd/isp4_misc.h diff --git a/MAINTAINERS b/MAINTAINERS index 1d24abc83d90..dd67855f5a07 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -23878,6 +23878,7 @@ M: Bin Du L: linux-i2c@vger.kernel.org S: Maintained F: drivers/i2c/busses/i2c-designware-amdisp.c +F: include/linux/soc/amd/isp4_misc.h SYNOPSYS DESIGNWARE MMC/SD/SDIO DRIVER M: Jaehoon Chung diff --git a/drivers/i2c/busses/i2c-designware-amdisp.c b/drivers/i2c/busses/i2c-designware-amdisp.c index ad6f08338124..450793d5f839 100644 --- a/drivers/i2c/busses/i2c-designware-amdisp.c +++ b/drivers/i2c/busses/i2c-designware-amdisp.c @@ -8,6 +8,7 @@ #include #include #include +#include #include "i2c-designware-core.h" @@ -62,6 +63,7 @@ static int amd_isp_dw_i2c_plat_probe(struct platform_device *pdev) adap = &isp_i2c_dev->adapter; adap->owner = THIS_MODULE; + scnprintf(adap->name, sizeof(adap->name), AMDISP_I2C_ADAP_NAME); ACPI_COMPANION_SET(&adap->dev, ACPI_COMPANION(&pdev->dev)); adap->dev.of_node = pdev->dev.of_node; /* use dynamically allocated adapter id */ diff --git a/include/linux/soc/amd/isp4_misc.h b/include/linux/soc/amd/isp4_misc.h new file mode 100644 index 000000000000..6738796986a7 --- /dev/null +++ b/include/linux/soc/amd/isp4_misc.h @@ -0,0 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0+ + +/* + * Copyright (C) 2025 Advanced Micro Devices, Inc. + */ + +#ifndef __SOC_ISP4_MISC_H +#define __SOC_ISP4_MISC_H + +#define AMDISP_I2C_ADAP_NAME "AMDISP DesignWare I2C adapter" + +#endif From patchwork Mon Jun 9 15:53:57 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Pratap Nirujogi X-Patchwork-Id: 894942 Received: from NAM11-CO1-obe.outbound.protection.outlook.com (mail-co1nam11on2061.outbound.protection.outlook.com [40.107.220.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B4C942165F3; 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Mon, 9 Jun 2025 10:56:21 -0500 From: Pratap Nirujogi To: , , , , , CC: , , , , , , , , "Pratap Nirujogi" Subject: [PATCH v4 3/3] platform/x86: Use i2c adapter name to fix build errors Date: Mon, 9 Jun 2025 11:53:57 -0400 Message-ID: <20250609155601.1477055-4-pratap.nirujogi@amd.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250609155601.1477055-1-pratap.nirujogi@amd.com> References: <20250609155601.1477055-1-pratap.nirujogi@amd.com> Precedence: bulk X-Mailing-List: linux-i2c@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: BL02EPF0001A102:EE_|SA5PPFCB4F033D6:EE_ X-MS-Office365-Filtering-Correlation-Id: 72250091-c9cf-4cab-7a2d-08dda76e32e0 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|36860700013|82310400026|1800799024|376014; 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Fixes: 90b85567e457 ("platform/x86: Add AMD ISP platform config for OV05C10") Reported-by: Randy Dunlap Link: https://lore.kernel.org/all/04577a46-9add-420c-b181-29bad582026d@infradead.org Tested-by: Randy Dunlap Signed-off-by: Pratap Nirujogi Acked-by: Ilpo Järvinen --- drivers/platform/x86/amd/amd_isp4.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/platform/x86/amd/amd_isp4.c b/drivers/platform/x86/amd/amd_isp4.c index 0cc01441bcbb..9f291aeb35f1 100644 --- a/drivers/platform/x86/amd/amd_isp4.c +++ b/drivers/platform/x86/amd/amd_isp4.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -151,7 +152,7 @@ MODULE_DEVICE_TABLE(acpi, amdisp_sensor_ids); static inline bool is_isp_i2c_adapter(struct i2c_adapter *adap) { - return !strcmp(adap->owner->name, "i2c_designware_amdisp"); + return !strcmp(adap->name, AMDISP_I2C_ADAP_NAME); } static void instantiate_isp_i2c_client(struct amdisp_platform *isp4_platform,