From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from AM0PR02CU008.outbound.protection.outlook.com (mail-westeuropeazon11013042.outbound.protection.outlook.com [52.101.72.42]) (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 AFDBE3AF672; Wed, 6 May 2026 20:44:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=52.101.72.42 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778100289; cv=fail; b=cXa5v1Pc11rKgxCxX5bRm/1o7lfxLltog7RgzmebG4XcytZUdyN+s1z2LWDENiVqfsXBqtNKONiC50Vleu9sZwZAYguxFg+SrpLHSFhY+zw0crJdb7t2kkEyHipO4xFLzNAjczIEpy8Jw+19QzLJBWJzITYjIahBAIhqOfHorGM= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778100289; c=relaxed/simple; bh=5Ht3OpV64qQBJF72UE+o9BDFv/FIRBIdPMczb03BKkU=; h=From:Date:Subject:Content-Type:Message-Id:References:In-Reply-To: To:Cc:MIME-Version; b=XPOKchaUF/HbhjCjDMudzOW1qKSpwTmlNLfkMgmW6aDI9aNiDoE3XqIw6TEDbjgf8wLFbfUIKsh4qnjv9mGgP7qg3VSWhxPkf+gofOZH0pwg8zmG4K2IqZQfID8qN9lK3gvDA5QTF9ECYghAceWb/Emgc08nqTYYaOeiQ5EKVY0= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com; spf=pass smtp.mailfrom=nxp.com; dkim=pass (2048-bit key) header.d=nxp.com header.i=@nxp.com header.b=h1jn3S1B; arc=fail smtp.client-ip=52.101.72.42 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nxp.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=nxp.com header.i=@nxp.com header.b="h1jn3S1B" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=VWo+ghL/9k5Vgg4M09kfP6FhiWvHpoB4w6e/oVkYhedvw5HAl1ZLEKMzp9IPldfqo88W307kIBU8Q/B85j2wPQKhxyInL1eY8CONote4VAZ8lSlS++U+evNvbJobjD0k/iuLussVhWUpv6rRM8l/qm6nv0JKEWUIWNCDACCYFelgdsQMRxDUR7aqBcjGZteqbpnPz6VJXQ/nqEYxGKbfQgiaOMaUXI2Cte/4AgZVkHAy966V2vVRnG8en6Bi8wG6dwGS6JsI4QAWZ9FHGdJ8PC/cGKJ8qQcrEdCqsTKtKLqMis2XCzhI6RHEApcUEGEBNHQRd90S2ZVqD48ItwGx3g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=H8QTXNED7ZIuZSaGEpmFtKE9Ea58WrXFvajE8xQTBvM=; b=EVntTRqp9m+H+ScynZoHfPqL1bsI5D012lIyDYLS32puu4E59zii1pV1jyFfPg5zJu+OPk+IzfrLqSTiZM+ZRUw8fZRXnmYQCnA+Xi8IDVzKyrPbqS7aHEY+lUkb7gBltEzrRSf+b1fk7v751X2LFyoGOyF4HCoOQSXk8ZEaMm7MeVH5z+m2LUuq+R7QfAlxVZwQPdz6aWrxwdRYxzUDrf+pzwtTbRQIp4u4QVms3bzgvusTD/37SvONhjhM/OJW0S5NQzKxSwEkoZAvFdGklRUpzNikfZpwZuhZDxS0kXOLYgsUDtecdcPzK11GcVT+ZHEZBEZ3ieBwsCERQjUXOQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=H8QTXNED7ZIuZSaGEpmFtKE9Ea58WrXFvajE8xQTBvM=; b=h1jn3S1BSacugPug/u7NThQqDKEJ6qR/m7yZqVhwpBf1v92AOUM0AUe9VK3mmKO8Ww8dzMbrqBUV5z+wEU/xc3is9i/SRqIHZulpWRnI5AiKviBt/YmfZ/ouXpv3s9wXd1MtiaenGOOOloF0k2RTQqckoexSw/CZ5u9BQsGCg5c3PMRkaV5pyrW51A0R/qYge5awnWzNuohfdzljIUoHeoEauAlhwCL4toyyg/lzzaeYJPuQSy33nyeKqYqFEuPeL5q/yBEFzlq3YK5iJap1fZaiV0jgK20K1BW10tBlFpjnCSkCRBBw8tTvLZIPE/pDnlnwyY24cCWWmqaagVyZog== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from DU0PR04MB9372.eurprd04.prod.outlook.com (2603:10a6:10:35b::7) by GV1PR04MB10479.eurprd04.prod.outlook.com (2603:10a6:150:1cd::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9891.15; Wed, 6 May 2026 20:44:41 +0000 Received: from DU0PR04MB9372.eurprd04.prod.outlook.com ([fe80::4f6:1e57:c3b9:62b4]) by DU0PR04MB9372.eurprd04.prod.outlook.com ([fe80::4f6:1e57:c3b9:62b4%4]) with mapi id 15.20.9891.008; Wed, 6 May 2026 20:44:41 +0000 From: Frank Li Date: Wed, 06 May 2026 16:44:15 -0400 Subject: [PATCH v4 3/9] PCI: endpoint: pci-epf-test: Use dmaenigne_prep_config_single() to simplify code Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260506-dma_prep_config-v4-3-85b3d22babff@nxp.com> References: <20260506-dma_prep_config-v4-0-85b3d22babff@nxp.com> In-Reply-To: <20260506-dma_prep_config-v4-0-85b3d22babff@nxp.com> To: Vinod Koul , Manivannan Sadhasivam , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Kishon Vijay Abraham I , Bjorn Helgaas , Christoph Hellwig , Sagi Grimberg , Chaitanya Kulkarni , Herbert Xu , "David S. Miller" , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Koichiro Den , Niklas Cassel Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-nvme@lists.infradead.org, mhi@lists.linux.dev, linux-arm-msm@vger.kernel.org, linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, imx@lists.linux.dev, Frank Li , Damien Le Moal X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1778100264; l=1293; i=Frank.Li@nxp.com; s=20240130; h=from:subject:message-id; bh=5Ht3OpV64qQBJF72UE+o9BDFv/FIRBIdPMczb03BKkU=; b=+gyRCk2F2wDoHpaQqe7/bP02FVQZ3YlTJjqGMMQO8UIfMxP7fQkdJK8BmkYkQMRH+fVNE3fME 5vf9NoxHwYpAlAoy6UCjH8crUY1HgCBwvgIECeUhJPKcirqQ3irp7yY X-Developer-Key: i=Frank.Li@nxp.com; a=ed25519; pk=I0L1sDUfPxpAkRvPKy7MdauTuSENRq+DnA+G4qcS94Q= X-ClientProxiedBy: SA1P222CA0051.NAMP222.PROD.OUTLOOK.COM (2603:10b6:806:2d0::24) To DU0PR04MB9372.eurprd04.prod.outlook.com (2603:10a6:10:35b::7) Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DU0PR04MB9372:EE_|GV1PR04MB10479:EE_ X-MS-Office365-Filtering-Correlation-Id: 17259e45-42fd-4a50-de52-08deabb04c14 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|19092799006|376014|52116014|1800799024|7416014|22082099003|921020|18002099003|38350700014|56012099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DU0PR04MB9372.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(19092799006)(376014)(52116014)(1800799024)(7416014)(22082099003)(921020)(18002099003)(38350700014)(56012099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?dVpuOEhJV3pCUXNaYk5rM0s5UndVaE5rWi91a1QvRG9DUVU1QWZDOEYyZ3hy?= =?utf-8?B?RU5MRjhGeHF1cHl1a00zcWU0LzVsUVdPaGtzRVBaNlM0b1MxdVFKb1graW1V?= =?utf-8?B?TlVOUHc4cHprUmZDSUJOajJMOVFTTkV6ZEQ3dWFSL1plWStBTXFrdDdnRHh0?= =?utf-8?B?T1pMQXVUQURtUXJSVzhjSXhxY1J1VjNCRlJPSUFySENzaW1ZMCtmUm1qWndj?= =?utf-8?B?cEM4L0tpRkltWmtIN3JzcHVDcWhleTAwZjZJSDdSa1dwTktIejZhV1ZYdExY?= =?utf-8?B?MEtCRjFLanNQdjVWZ1N3YWxjR1pVek1zWHkxSWdNWUI1eXdmQzUzOGVzM0J3?= =?utf-8?B?QkE3MXlBZFIrMUk2UVlhVkU4MmpJVEVYQXB6VWZRa2YzVXdaRE5JemZGTUVN?= =?utf-8?B?VEY5aGQ4YW9RVlAzaERDK2NZN2lHU1BKR1Ixb0JMZkFBa1A4ZURiMW0zbFlZ?= =?utf-8?B?OHU1VVRSMWk0eEcvdlNjdjd5MW1mSXhCWWQ3RVVxdzgwUUJwcVJWSkhoNjZH?= =?utf-8?B?czZyZ3RTTHhKSzk5OXRENHhLRTBmT09PdDJMK3RocjEvYzR4dzRBREswQnFo?= =?utf-8?B?ME1RYnVaaGpoN2ZUQ3krNEdqTzQ2MUpVZFJXTjhtK0dRQ2M1WVhSbnF2dDVF?= =?utf-8?B?K0ZuN255VWcvOXNaeEpualRrT0Q1UDhtUm50NVpvSVhCdldLVjEwSld0U2Jj?= =?utf-8?B?L1BlQzBJVVRIbmR6bzJ0QVZyS0J0N05TT3RBdENPbjVHbEM2Q0RLbWtkQ2RE?= =?utf-8?B?dUtoWC9iY2g4dGkxZG1WYXpUWS9wY1dWRnJvNzdsWWFFNE5FeUV1cUFOdFFk?= =?utf-8?B?MHVGdk10b0NOamZTL3Jnb1I5NGkreTRJalNDOVgzQXlrTTJ0SDg3cnlqbEpl?= =?utf-8?B?b01QWTErT1hFSXp0dndGVmozZWYyZE9FZ2piY2ZLOFRCOElpeFk4YzQwNTNU?= =?utf-8?B?U3J1Nnl6MDBVTVQxZE81S21JcWNKakgvTyttMEpMeW0rSDNkYVVETG1oSjdw?= =?utf-8?B?bENialhGKzJtMVA2V05hYzczWlFVTGF4UnJwUWFMc2JCZzUxdDAyRE5ua1Nn?= =?utf-8?B?NmlzTTFGVk5pNUlldXZzRld0cWtTcFJTdXJWaHZ1THFSQS90b0N4aHk0bmc2?= =?utf-8?B?WDE2aUVtWGtaTTJqdlJJMGVjVXRwSW1CZmVDQWtITlc5OWtkVUFzTE5XL1ZB?= =?utf-8?B?V3V1UDlEMU9iVjRscjRtRjBIeUZGUTdaTWl2UzYvRHpianVmUVY3T0Z1cThW?= =?utf-8?B?K2VseFpNcHBKNXR4RFM5cGtnQVRnWm81encwWkZWMnEzS3gyRTNubVljb3pV?= =?utf-8?B?b1h6aU9BU2hLaVZnaWVKL0xSZStXUmNUQlI0RFZvOVRib0ZHTW9WMWZIazdj?= =?utf-8?B?dmV4RzNxZUVac2ZyS3ZBSHM2dmRhVHlkeXF2bHBxZXk1LzdDNTR0bnZEMVBV?= =?utf-8?B?dmJkam9VbVFQS0p5b2FDQzcxQWlmVnhtSjFsSm4vUXplaGxCdGJQcDNzMGZ4?= =?utf-8?B?Z3Q1d0F1N2hVd28xdGRZZU9qMWU2TEtuR2tPQloySDRDUTNyTFhYUGMxcUNS?= =?utf-8?B?WE1zYno2MWc2YnNORUNYbDdMdWVjZHRRU2hSbDRFUXlOSkZYYzVPckpESjFE?= =?utf-8?B?dGhWUUc3UFk2R0prNWpjUXYyN2xENU9qcEJqQmQraUF2M0djZFZuNWZ6YVU0?= =?utf-8?B?R1pSTEpQeXFWSytBRjdlRTZ5eUZBbjBiNTluQ0daYkVTeW1pNGxiL1c5WHY2?= =?utf-8?B?a2pxWW80VjB5YVNOOGt6dXJYTFlzMmhYQXdtOEw3V1k5VEZHbzZhdkxxb2hJ?= =?utf-8?B?NHAwZXpjRzYrZnYxTDBaYy9VOVJpVWFibXVpUjhocWQ0c2RDYXhSV1FESUFs?= =?utf-8?B?T0NWTlM0RE1XRlNpdHBrcEtsbGNsTy8wWVFpT2ppNFVqZUJjWWlWWmpNdWM5?= =?utf-8?B?UjAwQlBMaDFvYkNzSjIwejBsSG02cjdmcG9HVmJWNWwydGhDN0FqZlc0dCs3?= =?utf-8?B?SXBpNVZjcGIxQWFId3BQVFJ0ZFdmb1p2akd6amYrUmtLNEVWM3JkRWxXU2ll?= =?utf-8?B?WW5yMFBYNHZhNXNpVGpSM2lJQ0NWbjlGcFhlSFIwRHBkYUdkcU9QTHZxU1Jt?= =?utf-8?B?MmQ0eTdrUmlZMEtIMk1tSnlXUmk2OUdEUE5qU0hGNDB1bkJIVXV4NnRHME10?= =?utf-8?B?QlBNMk9JTG9Fc2dJa2FLZ1pKQ3dHdUx3V29UQUo5SVVYZHhsZFg0VjllMlhR?= =?utf-8?B?QStYUCtMTHJNeVRkQ2ZMQ1d6TDFGZUZJUFA0bGkwYnJkbEQyR0FDR05mTkk3?= =?utf-8?B?TklIa2hMQ0RlZmxOZ0ZJMXFGNUYyN1BOMU85MG5pd1NlRFppWnhkdz09?= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 17259e45-42fd-4a50-de52-08deabb04c14 X-MS-Exchange-CrossTenant-AuthSource: DU0PR04MB9372.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 May 2026 20:44:41.4021 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: t1U0VTTU8jZ1DuGSyyTlC2/AgsvDs9egKwYhKF0RazeZiy59hl6qStBiiPVrWZBgwEas2Ccb1eXOF5YpuZ85Pw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: GV1PR04MB10479 Use dmaenigne_prep_config_single() to simplify code. No functional change. Tested-by: Niklas Cassel Reviewed-by: Damien Le Moal Acked-by: Manivannan Sadhasivam Signed-off-by: Frank Li --- change in v3 - add Damien Le Moal review tag --- drivers/pci/endpoint/functions/pci-epf-test.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c index 591d301fa89d89addf5df16e775e80460b689589..0f5cf2d7951088af3801ea1cc240b2ea8627eed5 100644 --- a/drivers/pci/endpoint/functions/pci-epf-test.c +++ b/drivers/pci/endpoint/functions/pci-epf-test.c @@ -182,12 +182,8 @@ static int pci_epf_test_data_transfer(struct pci_epf_test *epf_test, else sconf.src_addr = dma_remote; - if (dmaengine_slave_config(chan, &sconf)) { - dev_err(dev, "DMA slave config fail\n"); - return -EIO; - } - tx = dmaengine_prep_slave_single(chan, dma_local, len, dir, - flags); + tx = dmaengine_prep_config_single(chan, dma_local, len, + dir, flags, &sconf); } else { tx = dmaengine_prep_dma_memcpy(chan, dma_dst, dma_src, len, flags); -- 2.43.0