The minimal valid exposure value should be 4 lines instead of 8 for ov2740 mannual exposure control. Signed-off-by: Bingbu Cao <bingbu.cao@xxxxxxxxx> --- drivers/media/i2c/ov2740.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/i2c/ov2740.c b/drivers/media/i2c/ov2740.c index bd0d45b0d43f..0dbae4949cb3 100644 --- a/drivers/media/i2c/ov2740.c +++ b/drivers/media/i2c/ov2740.c @@ -37,7 +37,7 @@ /* Exposure controls from sensor */ #define OV2740_REG_EXPOSURE 0x3500 -#define OV2740_EXPOSURE_MIN 8 +#define OV2740_EXPOSURE_MIN 4 #define OV2740_EXPOSURE_MAX_MARGIN 8 #define OV2740_EXPOSURE_STEP 1 -- 2.7.4