From nobody Sat Oct 4 01:39:25 2025 Received: from NAM02-DM3-obe.outbound.protection.outlook.com (mail-dm3nam02on2075.outbound.protection.outlook.com [40.107.95.75]) (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 E782D4C9D; Thu, 21 Aug 2025 12:15:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.95.75 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755778529; cv=fail; b=B8YWNp/SPVMh0URb/ytcpOB/0OVABI1kW7LbaPLzFp4FhJ3+na5EuBBNYzFFiy1rr4PbsvOjSiBj5uNi3tPdl6Z0qcLzx9FPHlDyrn/YKitF90PzgaiKV9L+SwpZW9O9ExJc8eIG/UclhDWxprtQ10Nr67x563+TdW2SVa4XAkk= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755778529; c=relaxed/simple; bh=URpenvV9Rt+T8G69Ur3IgNWDY5yw4LiL9+8zAjpJDmg=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=D1zrP2Rc5CCMKmrv1YshPKwGLbTYjUKIjIpRP7htBxD1B1xUAfWyWt0LCRjaUQU7j57ALv1bbg7oFZYOYVAvodVPL0/9dtyqjNWZX+C3hSYM9yont08IS009qYm6HBAE7uDGqEMGZOikMhw9+esWOdA9rQRQ0aP27cJMUPOcHu8= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com; spf=fail smtp.mailfrom=amd.com; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b=el6/I4/F; arc=fail smtp.client-ip=40.107.95.75 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=amd.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="el6/I4/F" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=R0SCSm4Xw3JoMxe7sjIax18TfesoOuScQTxwHPcjgqDl+UDSJuqHQiMsYD3AyrBW4BowEdhQalSiVbTNo8cA/0EOhHcjNaimHglxcHtvQSAuptjpVI+GDA3Bpow5YiYC1f6oX9x3iDpwKQneMQLX4XODlh13ukpMlWCsh0FJ05svJ/e+E+c7KqwBbf8VgMzEII6QuhcPzomCBfcTZByTqSp5B1AWYPJ13/67Jn+8rhoXPd/ntAIurX+4cO+xSnnQMwZeslQ9MjPU2MM48IxViarI+jbl7FOGc9VfIXhL28c/zQKOEd6am3cfbeEuPV+tZ2HjoX8w3BhQRqGWQYD4Wg== 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=8WLIQyD5br9RP8KB4jPqS7G6JoITfgiVDYjNQ2KW8PI=; b=vN8gqqgFRx7cxjfwdDVmjx3dD9dp6orT8+BnRX4fiGJ0Ab31Uo8aU3e9KdPq0uFGw26XiByESux1vym9NVQWg0yr7ZpYDYGlj+nw9HWWFQZ/rAKwkId6/6ZFL0wtuLkbIRqUA/T/jhhP1cqk3jruwN/bDP+MtWRkOsneduyXER0KNqokLu96dCQ3aiP6kSZVmAehpzHVH6KwbOAdubn8iGzEIkBMbLx6hYKjDKon+BFSPpe0PCElvQZAA/XQPbmA2fTzOvpm4ID3B726o2PqJ729YC49zWltId4htXZPXwdpkUFVLr+eSjrHP7lWJKqJIdCq0rl/mMUKn9qlZQvICw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=kernel.org smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=8WLIQyD5br9RP8KB4jPqS7G6JoITfgiVDYjNQ2KW8PI=; b=el6/I4/Fn2f4AchaPsChUkbWNxzKHp8M/N7OmDwGOzPMbEFGVIQowjeBA2a9HFEp6esFuT4wDqORI4Uv0tBCDaiNKOKGlqRQAFk9Ia5uj9ya2VTWd7/t0nXTGzNQShWEr3XmvfbmFEXKfP+owHux3PsIf1nei/S+R8hWWlpylhA= Received: from MW4PR03CA0232.namprd03.prod.outlook.com (2603:10b6:303:b9::27) by DS7PR12MB5958.namprd12.prod.outlook.com (2603:10b6:8:7d::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9052.14; Thu, 21 Aug 2025 12:15:19 +0000 Received: from MWH0EPF000971E4.namprd02.prod.outlook.com (2603:10b6:303:b9:cafe::e4) by MW4PR03CA0232.outlook.office365.com (2603:10b6:303:b9::27) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.9052.15 via Frontend Transport; Thu, 21 Aug 2025 12:15:17 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB03.amd.com; pr=C Received: from SATLEXMB03.amd.com (165.204.84.17) by MWH0EPF000971E4.mail.protection.outlook.com (10.167.243.72) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.9052.8 via Frontend Transport; Thu, 21 Aug 2025 12:15:17 +0000 Received: from satlexmb08.amd.com (10.181.42.217) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Thu, 21 Aug 2025 07:15:08 -0500 Received: from SATLEXMB04.amd.com (10.181.40.145) by satlexmb08.amd.com (10.181.42.217) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.2.1748.10; Thu, 21 Aug 2025 05:15:08 -0700 Received: from xhdthippesw40.xilinx.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server id 15.1.2507.39 via Frontend Transport; Thu, 21 Aug 2025 07:15:06 -0500 From: Devendra K Verma To: , CC: , , Subject: [RESEND PATCH] dmaengine: dw-edma: Set status for callback_result Date: Thu, 21 Aug 2025 17:45:05 +0530 Message-ID: <20250821121505.318179-1-devverma@amd.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MWH0EPF000971E4:EE_|DS7PR12MB5958:EE_ X-MS-Office365-Filtering-Correlation-Id: 40ccab72-78f9-4cfe-c65f-08dde0ac641c X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|376014|82310400026|1800799024; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?TAG9S3KkcRPMnwn9/ynrCo20rqsovFiFoaH0oXr/X1W9k18lEJzVJgNfGdzr?= =?us-ascii?Q?i/tXs6NpI2rntJFfaK7unQQIDO4OKAk6VFBWcYqYA/TEx6ygllemyll1j/Wy?= =?us-ascii?Q?U9ifKsH5RnQPeTO+T/QUOcGx6kk+pYQan73UDW1Gue/T+O5YBm5Bpbn7A2qI?= =?us-ascii?Q?L++BXRYMaw4CjNj52A0UInjQphSQqIeS7FBuAs18deuctKiihuMCyQ0XeTSt?= =?us-ascii?Q?5baFd8wsun2N/tFMu5q7rGfk6ha8cVJvLihTZgwOwNz5rmWXfqs0laQGcrL+?= =?us-ascii?Q?P3n8lW2H2IvLdXlwsYFfUacVMiJwHviEHI+bk+X2N/TJqi5syjH+9TZCKMvi?= =?us-ascii?Q?RVpP8Kipqnklff3OuxqnM5hFO2J1rCR+FzEKwDsNZklUq5FBLStzBiBT8G98?= =?us-ascii?Q?Exaa0u7nErsUoP2zFx83EETdP3uOaavCHY6hE2eV7jtnoYx90S7BV80El94k?= =?us-ascii?Q?s+GjAhIXznflSVDIZ2cTnL06kvoVOrzjJP2LxAYd+DkR4b/C5Wr7+evpkE4q?= =?us-ascii?Q?88W71KotB7/b1lc1wSAMrSyrHJfjYqb9LOw2GvtB0U2iEURYGQbnpfM6mO+V?= =?us-ascii?Q?r+JFTPsIW4NPHVPY0EfrJ/La48r6wFP14m5o0KYuXaReNisMTvEPndkP4wja?= =?us-ascii?Q?NbcKq5B9U2nDPlreTGTI0J2u1JL15F4mHr8BZhGkd9j+pQScqc2ZfXw07s2O?= =?us-ascii?Q?8kwCpDJ4XU+JTgd5WY6b0HFQhfXdDkoNnPSXsDdbk8pxB9qorFliYORVCotd?= =?us-ascii?Q?sH4RUQ8C5dvE0wrTW/AnLtdzHKarPri+S67lbCYTPy/FaMVzjahJjMYicnTH?= =?us-ascii?Q?b4jrMRr603LE6ax1bDhVcOkF87IbkIIpC068cUF2MhPt7unoqCkt0eFutD/e?= =?us-ascii?Q?MQFC7eZvrZE2r5VbdNxcmVcLzYqA6UYgkuFs65S7H4lzqdJQifT3aaePY1hY?= =?us-ascii?Q?jRiFeiA8cRGu3SIWdauLn8xlLBoCq5ctrUuBHeEUNFZqf3pGs14m2H5RuCmC?= =?us-ascii?Q?F3Y4QC3odrdG75ghHbrUbkc26uoWuFYAe9sN5sAr4AhCEhctU41zmV9mw5rO?= =?us-ascii?Q?Jobg9fdMPyOLiDna6rMzjidp8PqrpxrRai34yqIzHRvL/Xp6XRCKU+Fcyzn8?= =?us-ascii?Q?fPrpSS0Uto60SSCP67Mo+AQohYcNlI7LHGFvq3eX8EAjdOj/z0LUaGUCo154?= =?us-ascii?Q?3IzgCQxuuQTGcZcPVjxSSk7nBPuLa2r53MN/X60pw+mSpFJ7Ox7fR1lzjEJ6?= =?us-ascii?Q?HJg++UxFG3iHo1Ey3a9nRZbIlu2SIhw2dVRtYJlC8EhrwJ6T0CtAjkQwm4hZ?= =?us-ascii?Q?/dmDLUDVPfWUA3jgrmsDgCS/dt4kbLXoZAsZ9dmipXBLo1peF2Qch25arL+0?= =?us-ascii?Q?O47XTRNDoj+yUQC1elgJdxFNtKEhcv2Bzgt03fUZAadtTJhmL+AOP+FUhUg7?= =?us-ascii?Q?r8pnokQ9uvqDcYFmqTf2yqHpDY19yv8g2PR/zmyqG8rZxeMqapcFywyy7xWn?= =?us-ascii?Q?wIGi8phPz0drEbA4QIS90FKf+bmIcSSSlAJH?= 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:(13230040)(36860700013)(376014)(82310400026)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Aug 2025 12:15:17.4325 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 40ccab72-78f9-4cfe-c65f-08dde0ac641c 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: MWH0EPF000971E4.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB5958 Content-Type: text/plain; charset="utf-8" DMA Engine has support for the callback_result which provides the status of the request and the residue. This helps in determining the correct status of the request and in efficient resource management of the request. The 'callback_result' method is preferred over the deprecated 'callback' method. Signed-off-by: Devendra K Verma --- drivers/dma/dw-edma/dw-edma-core.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/dma/dw-edma/dw-edma-core.c b/drivers/dma/dw-edma/dw-ed= ma-core.c index b43255f914f3..8e5f7defa6b6 100644 --- a/drivers/dma/dw-edma/dw-edma-core.c +++ b/drivers/dma/dw-edma/dw-edma-core.c @@ -584,6 +584,25 @@ dw_edma_device_prep_interleaved_dma(struct dma_chan *d= chan, return dw_edma_device_transfer(&xfer); } =20 +static void dw_hdma_set_callback_result(struct virt_dma_desc *vd, + enum dmaengine_tx_result result) +{ + u32 residue =3D 0; + struct dw_edma_desc *desc; + struct dmaengine_result *res; + + if (!vd->tx.callback_result) + return; + + desc =3D vd2dw_edma_desc(vd); + if (desc) + residue =3D desc->alloc_sz - desc->xfer_sz; + + res =3D &vd->tx_result; + res->result =3D result; + res->residue =3D residue; +} + static void dw_edma_done_interrupt(struct dw_edma_chan *chan) { struct dw_edma_desc *desc; @@ -597,6 +616,8 @@ static void dw_edma_done_interrupt(struct dw_edma_chan = *chan) case EDMA_REQ_NONE: desc =3D vd2dw_edma_desc(vd); if (!desc->chunks_alloc) { + dw_hdma_set_callback_result(vd, + DMA_TRANS_NOERROR); list_del(&vd->node); vchan_cookie_complete(vd); } @@ -633,6 +654,7 @@ static void dw_edma_abort_interrupt(struct dw_edma_chan= *chan) spin_lock_irqsave(&chan->vc.lock, flags); vd =3D vchan_next_desc(&chan->vc); if (vd) { + dw_hdma_set_callback_result(vd, DMA_TRANS_ABORTED); list_del(&vd->node); vchan_cookie_complete(vd); } --=20 2.43.0