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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7f2b23ea-e002-43a6-54d9-08db5786cdfa X-MS-Exchange-CrossTenant-AuthSource: AS8PR04MB9080.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 May 2023 10:01:09.8676 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: VDbaSjqmKYT/z5E+6fdkyUUMP6OnEoSghdce4bWd7jSHkHzQClgUbOLLIdcly5C7WAxz+5eZa7vIKrExWxcChQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR04MB9079 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS, T_SCC_BODY_TEXT_LINE 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-media@vger.kernel.org X-LSpam-Score: -2.4 (--) X-LSpam-Report: No, score=-2.4 required=5.0 tests=BAYES_00=-1.9,DKIMWL_WL_MED=0.001,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no From: "Guoniu.zhou" OV5640 will output abnormal image data when work at low resolution (320x240, 176x144 and 160x120) after switching from high resolution, such as 1080P, the time interval between high and low switching must be less than 1000ms in order to OV5640 don't enter suspend state during the time. The reason is by 0x3824 value don't restore to initialize value when do resolution switching. In high resolution setting array, 0x3824 is set to 0x04, but low resolution setting array remove 0x3824 in commit db15c1957a2d ("media: ov5640: Remove duplicated mode settings"). So when do resolution switching from high to low, such as 1080P to 320x240, and the time interval is less than auto suspend delay time which means global initialize setting array will not be loaded, the output image data are abnormal. Signed-off-by: Guoniu.zhou --- drivers/media/i2c/ov5640.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c index 1536649b9e90..b1a4565fdc0f 100644 --- a/drivers/media/i2c/ov5640.c +++ b/drivers/media/i2c/ov5640.c @@ -634,7 +634,7 @@ static const struct reg_value ov5640_setting_low_res[] = { {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, - {0x4407, 0x04, 0, 0}, {0x5001, 0xa3, 0, 0}, + {0x4407, 0x04, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, }; static const struct reg_value ov5640_setting_720P_1280_720[] = {