From: Sakari Ailus <sakari.ailus@linux.intel.com>
To: Bingbu Cao <bingbu.cao@intel.com>
Cc: linux-media@vger.kernel.org, senozhatsky@chromium.org,
tfiga@chromium.org, bingbu.cao@linux.intel.com
Subject: Re: [PATCH] media: ov2740: change the minimal exposure value to 4
Date: Wed, 21 Oct 2020 12:20:43 +0300 [thread overview]
Message-ID: <20201021092043.GD2703@paasikivi.fi.intel.com> (raw)
In-Reply-To: <1603248250-24847-1-git-send-email-bingbu.cao@intel.com>
Hi Bingbu,
On Wed, Oct 21, 2020 at 10:44:10AM +0800, Bingbu Cao wrote:
> The minimal valid exposure value should be 4 lines instead of 8 for
> ov2740 mannual exposure control.
>
> Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
> ---
> 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
This is already in my tree --- I may forgotten to push master after
applying many patches, it is up-to-date now.
--
Regards,
Sakari Ailus
next prev parent reply other threads:[~2020-10-21 9:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-21 2:44 [PATCH] media: ov2740: change the minimal exposure value to 4 Bingbu Cao
2020-10-21 9:20 ` Sakari Ailus [this message]
2020-10-21 10:12 ` Bingbu Cao
2020-10-21 10:33 ` Sakari Ailus
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