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Tue, 2 Nov 2021 03:33:30 -0700 Envelope-to: adrianml@alumnos.upm.es, vkoul@kernel.org, dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org Received: from [10.254.241.49] (port=41354) by smtp.xilinx.com with esmtp (Exim 4.90) (envelope-from ) id 1mhr6f-0008wr-TZ; Tue, 02 Nov 2021 03:33:30 -0700 Message-ID: Date: Tue, 2 Nov 2021 11:33:28 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.2.1 Subject: Re: [PATCH 0/3] Add support for MEMCPY_SG transfers Content-Language: en-US To: Adrian Larumbe , , , Radhey Shyam Pandey CC: , References: <20210706234338.7696-1-adrian.martinezlarumbe@imgtec.com> <20211101180825.241048-1-adrianml@alumnos.upm.es> From: Michal Simek In-Reply-To: <20211101180825.241048-1-adrianml@alumnos.upm.es> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 38ee3bb2-6945-461c-8e1c-08d99dec3767 X-MS-TrafficTypeDiagnostic: DM6PR02MB6986: X-Microsoft-Antispam-PRVS: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-Oob-TLC-OOBClassifiers: OLM:565; 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X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Nov 2021 10:33:31.6112 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 38ee3bb2-6945-461c-8e1c-08d99dec3767 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c;Ip=[149.199.62.198];Helo=[xsj-pvapexch01.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: DM3NAM02FT045.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR02MB6986 Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org +Radhey, On 11/1/21 19:08, Adrian Larumbe wrote: > Bring back dmaengine API support for scatter-gather memcpy's. > > Changes in patch v2: > * Expanded API function documentation to elaborate on its semantics, > limitations and corner case behaviour. > * Broke the patch series into three different ones: documentation, core > API change and consumer driver > > v1 - https://lore.kernel.org/dmaengine/20210706234338.7696-1-adrian.martinezlarumbe@imgtec.com > > Adrian Larumbe (3): > dmaengine: Add documentation for new memcpy scatter-gather function > dmaengine: Add core function and capability check for DMA_MEMCPY_SG > dmaengine: Add consumer for the new DMA_MEMCPY_SG API function. > > .../driver-api/dmaengine/provider.rst | 23 ++++ > drivers/dma/dmaengine.c | 7 + > drivers/dma/xilinx/xilinx_dma.c | 122 ++++++++++++++++++ > include/linux/dmaengine.h | 20 +++ > 4 files changed, 172 insertions(+) > > > base-commit: e0674853943287669a82d1ffe09a700944615978 >