From patchwork Thu Jun 27 12:09:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "zheng.dongxiong" X-Patchwork-Id: 13714306 Received: from AUS01-SY4-obe.outbound.protection.outlook.com (mail-sy4aus01olkn2152.outbound.protection.outlook.com [40.92.62.152]) (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 6ACFD15278F; Thu, 27 Jun 2024 12:10:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.92.62.152 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719490203; cv=fail; b=C7qj74ng6zjQyn/dzeeoWfWzzwFRtZz24UeIBqkleFlrR7iX0gI1VH7F8HePJCG4YFn0zGEQ+HgQqDYXNYIg4Y8W5Wb+vvhn6u4MCMfdVfgzKZjzpAtvIaQvac2U3atMHgsDmb6OQRt22HZjngmEEtDLeODb5wDJKpk9PsZOLmE= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719490203; c=relaxed/simple; bh=1YQY39ZbLG2pwt6lWkTLNWdPeH0WMvjQex78JPAmI70=; h=From:To:Cc:Subject:Date:Message-ID:Content-Type:MIME-Version; b=GLmZInexjD3QRtD2ynVVElJXtXmD+4wv5zZ0DsDbMzHdENVqj4dn3uk8QoW1UnzHHwFqV+4nPnQuHD/1JO6x3SPoV8+ihTOJNU/ygaP197GemSnqR+BDb3e2TBAzAytYMq3/WCkT8YoHvKGSwrdHigDZ3LLsVdRDWhr0xamjXes= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=outlook.com; spf=pass smtp.mailfrom=outlook.com; dkim=pass (2048-bit key) header.d=outlook.com header.i=@outlook.com header.b=VbmkkJgC; arc=fail smtp.client-ip=40.92.62.152 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=outlook.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=outlook.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=outlook.com header.i=@outlook.com header.b="VbmkkJgC" ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=J2EOVCPVbYOFPJlixLIdivO2Y0nmzY7s/zc63XlXqr8nA06V9Gorr5cRP/y4QRClzwHluPpOvejQOL5ntnLDCF2Jls5ZMzJxzg3V73S4W6QXRWa22uwvkMAV1rkdj+NwUcPQ0pr53dEfNsYrEOgZrIN4Iqc70SA5LAtJHVMr+iwlriFxiIMRaVfVceRB+2S6kA4Zod/jrIwBpbEhRVZZRTEs4CsEkUoIF56SSnWYlinNpZSPHHt5zcMikNxvxd/aUI+reh4zuNZDN/aQBV2/+Q/oo5R5kFBGbP4QihhpbWcTbwwGJYESxQ77Y0xIgUgYsNqi0vcLLMl27F8dXYDdsQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; 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=OElH1khcdk9HXCdqKgdR4XeVspt/cgKsU0aihWOMaco=; b=lYpNOBJ7k7/+U/7zBObR2niPuJ4LTJdDvpGAbCjIKWknhu6MKhbLpIOAsBAfsgOCcPRxCF+fjxpPjBym873uRNPp96yzh7dZSHWLbj/lJGMcoPeprMUc6b42addrVT0UR1F8+wXqiqQnH5jUx6ONTie3LpvKjQThyOsbq2K2Q2zIgaKmvVR5lomDVsH7P9P1bGFz33YqGBkG+cGm1InqGZ5AtnyeUx2JMF9tiBMZKzAOeCCnopHJzy4IUiuqrv1pSpggXBx2oVu/3f39r5iW5OF6XrRqpQsJRPyUZQlomhAcCJJLrPhaYjKQJ4BVbgPvJsOmSoW+jt0wZ9hw5aHhRw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=none; dmarc=none; dkim=none; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=outlook.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=OElH1khcdk9HXCdqKgdR4XeVspt/cgKsU0aihWOMaco=; b=VbmkkJgCCK9k7z6k8FcdB/FfEyDOKsTAJqJOPgOBssYz8KUBBnDkOOFCYlZjelVJeu1RrhyrnSJQpxNqW4SEbsMo7RwePgWS7ugDvZqZ3xsDSzIS0jAtTFtwQi9OURnwwA0VXU9o7PNAmh2XFmLkyoOLxMhrVSPn0yCqtqXKPuRwz/K9Ag3EbFYfZX7lQdCBh36uT6FAjMHtt+U3lQI1BTDZ2T8Oud4mFLc5Xgw+sWJCaxvoVsAfGGaVpxKbcKGEMRW7vX6zWNdiESsm+r+NErnuCgVFUmU9VTN39ASGePnCMq0K3UiN5FBHUtXb+OU9/OmPHC8pOhe/dobtP6U7yw== Received: from SYBP282MB2620.AUSP282.PROD.OUTLOOK.COM (2603:10c6:10:117::11) by SY7P282MB4753.AUSP282.PROD.OUTLOOK.COM (2603:10c6:10:273::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7698.35; Thu, 27 Jun 2024 12:09:57 +0000 Received: from SYBP282MB2620.AUSP282.PROD.OUTLOOK.COM ([fe80::aaba:e4e7:4639:7a7e]) by SYBP282MB2620.AUSP282.PROD.OUTLOOK.COM ([fe80::aaba:e4e7:4639:7a7e%7]) with mapi id 15.20.7698.033; Thu, 27 Jun 2024 12:09:57 +0000 From: "zheng.dongxiong" To: manivannan.sadhasivam@linaro.org, fancer.lancer@gmail.com, vkoul@kernel.org Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, "zheng.dongxiong" Subject: [PATCH 1/2] dmaengine: dw-edma: Move "Set consumer cycle" into first condition in dw_hdma_v0_core_start() Date: Thu, 27 Jun 2024 20:09:46 +0800 Message-ID: X-Mailer: git-send-email 2.34.1 X-TMN: [Pi3aEuadkyf8+3nyTUaMzK0pMd2Lc6SD] X-ClientProxiedBy: SG2PR06CA0224.apcprd06.prod.outlook.com (2603:1096:4:68::32) To SYBP282MB2620.AUSP282.PROD.OUTLOOK.COM (2603:10c6:10:117::11) X-Microsoft-Original-Message-ID: <20240627120947.11677-1-zheng.dongxiong@outlook.com> Precedence: bulk X-Mailing-List: dmaengine@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SYBP282MB2620:EE_|SY7P282MB4753:EE_ X-MS-Office365-Filtering-Correlation-Id: 60a51235-5116-49ca-105c-08dc96a20fd5 X-Microsoft-Antispam: BCL:0;ARA:14566002|461199028|3412199025|3430499032|440099028|1710799026; X-Microsoft-Antispam-Message-Info: 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 X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 60a51235-5116-49ca-105c-08dc96a20fd5 X-MS-Exchange-CrossTenant-AuthSource: SYBP282MB2620.AUSP282.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Jun 2024 12:09:57.6666 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-Transport-CrossTenantHeadersStamped: SY7P282MB4753 Consumer cycle only needs to be set on the first transfer. Signed-off-by: zheng.dongxiong --- drivers/dma/dw-edma/dw-hdma-v0-core.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/dma/dw-edma/dw-hdma-v0-core.c b/drivers/dma/dw-edma/dw-hdma-v0-core.c index 10e8f0715..d77051d1e 100644 --- a/drivers/dma/dw-edma/dw-hdma-v0-core.c +++ b/drivers/dma/dw-edma/dw-hdma-v0-core.c @@ -262,10 +262,10 @@ static void dw_hdma_v0_core_start(struct dw_edma_chunk *chunk, bool first) lower_32_bits(chunk->ll_region.paddr)); SET_CH_32(dw, chan->dir, chan->id, llp.msb, upper_32_bits(chunk->ll_region.paddr)); + /* Set consumer cycle */ + SET_CH_32(dw, chan->dir, chan->id, cycle_sync, + HDMA_V0_CONSUMER_CYCLE_STAT | HDMA_V0_CONSUMER_CYCLE_BIT); } - /* Set consumer cycle */ - SET_CH_32(dw, chan->dir, chan->id, cycle_sync, - HDMA_V0_CONSUMER_CYCLE_STAT | HDMA_V0_CONSUMER_CYCLE_BIT); dw_hdma_v0_sync_ll_data(chunk);