media: ov2740: use group write for digital gain

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As the RGB digital gains of ov2740 were not applied as group, some
artifacts were observed in low light environment, use group write for
digital gain can make the RGB digital can be guaranteed to applied
together at frame boundary.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

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Bingbu Cao 2021-07-05 08:50:59 +02:00 • committed by Mauro Carvalho Chehab

parent 4d7adf0236

commit 84363509c7

1 changed files with 24 additions and 2 deletions

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drivers/media/i2c/ov2740.c

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