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Thu, 24 Nov 2022 04:28:02 -0600 Received: from xhdsneeli40.xilinx.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server id 15.1.2375.34 via Frontend Transport; Thu, 24 Nov 2022 04:27:58 -0600 From: Sarath Babu Naidu Gaddam To: , , , , CC: , , , , , , , , , Subject: [PATCH V2 1/6] dt-bindings: dmaengine: xilinx_dma:Add xlnx,axistream-connected property Date: Thu, 24 Nov 2022 15:57:40 +0530 Message-ID: <20221124102745.2620370-2-sarath.babu.naidu.gaddam@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221124102745.2620370-1-sarath.babu.naidu.gaddam@amd.com> References: <20221124102745.2620370-1-sarath.babu.naidu.gaddam@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN8NAM11FT068:EE_|DS0PR12MB6605:EE_ X-MS-Office365-Filtering-Correlation-Id: a901829d-1aaf-494a-24ad-08dace06a21c X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230022)(4636009)(39860400002)(396003)(376002)(136003)(346002)(451199015)(36840700001)(40470700004)(46966006)(54906003)(103116003)(8676002)(110136005)(70206006)(26005)(70586007)(82310400005)(4326008)(86362001)(316002)(2616005)(336012)(47076005)(1076003)(426003)(356005)(81166007)(6666004)(40480700001)(36860700001)(478600001)(82740400003)(186003)(2906002)(5660300002)(8936002)(36756003)(40460700003)(41300700001)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Nov 2022 10:28:06.7175 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a901829d-1aaf-494a-24ad-08dace06a21c 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=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT068.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR12MB6605 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1750373231815758335?= X-GMAIL-MSGID: =?utf-8?q?1750373231815758335?= From: Radhey Shyam Pandey Add an optional AXI DMA property 'xlnx,axistream-connected'. This can be specified to indicate that DMA is connected to a streaming IP in the hardware design and dma driver needs to do some additional handling i.e pass metadata and perform streaming IP specific configuration. Signed-off-by: Radhey Shyam Pandey Signed-off-by: Sarath Babu Naidu Gaddam Acked-by: Rob Herring --- Changes in V2: 1) Moved xlnx,axistream-connected optional property to under AXI DMA. 2) Removed Acked-by: Rob Herring. --- Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt index d1700a5c36bf..fea5b09a439d 100644 --- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt +++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt @@ -49,6 +49,10 @@ Optional properties for AXI DMA and MCDMA: register as configured in h/w. Takes values {8...26}. If the property is missing or invalid then the default value 23 is used. This is the maximum value that is supported by all IP versions. + +Optional properties for AXI DMA: +- xlnx,axistream-connected: Tells whether DMA is connected to AXI stream IP. + Optional properties for VDMA: - xlnx,flush-fsync: Tells which channel to Flush on Frame sync. It takes following values: