Re: [PATCH 07/16] media: i2c: ov9282: Reduce vblank_min values based on testing

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Hi Dave,

On Wed, Oct 05, 2022 at 04:28:00PM +0100, Dave Stevenson wrote:
> The configured vblank_min setting of 250 (meaning VTS of

Do you mean 151 ?

> 720 + 250 = 970) is far higher than the setting that works on
> the sensor, and there are no obvious restrictions stated in the
> datasheet.
>
> Reduce the vblank_min to allow for faster frame rates.
>
> Signed-off-by: Dave Stevenson <dave.stevenson@xxxxxxxxxxxxxxx>
> ---
>  drivers/media/i2c/ov9282.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/media/i2c/ov9282.c b/drivers/media/i2c/ov9282.c
> index 1cd6cb4addfb..abb1223c0260 100644
> --- a/drivers/media/i2c/ov9282.c
> +++ b/drivers/media/i2c/ov9282.c
> @@ -268,7 +268,7 @@ static const struct ov9282_mode supported_modes[] = {
>  		.height = 720,
>  		.hblank = 250,
>  		.vblank = 1022,
> -		.vblank_min = 151,
> +		.vblank_min = 41,
>  		.vblank_max = 51540,
>  		.link_freq_idx = 0,
>  		.reg_list = {
> --
> 2.34.1
>



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