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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Jul 2022 10:41:00.2117 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 8712723e-95e4-448f-e9f5-08da6a3c5636 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[12.22.5.235];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM11FT059.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR12MB1193 X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO, RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE 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 In cases where the client bus gets corrupted or if the end device ceases to send/receive data, the DMA could wait for the data forever. Tegra234 supports recovery of such channels hung in flush mode. Add a separate compatible for Tegra234 so that this scenario can be handled in the driver. v3->v4: * Updated binding doc to use enum for compatible instead of const v2->v3: * Updated binding docs and device tree compatible v1->v2: * split device tree change to a different patch. * Update commit message Akhil R (3): dt-bindings: dmaengine: Add compatible for Tegra234 dmaengine: tegra: Add terminate() for Tegra234 arm64: tegra: Update compatible for Tegra234 GPCDMA .../bindings/dma/nvidia,tegra186-gpc-dma.yaml | 4 ++- arch/arm64/boot/dts/nvidia/tegra234.dtsi | 4 +-- drivers/dma/tegra186-gpc-dma.c | 26 +++++++++++++++++-- 3 files changed, 29 insertions(+), 5 deletions(-) -- 2.17.1