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media: allegro: use handler_setup to configure channel 

v4l2_ctrl_handler_setup() calls s_ctrl for all controls of the handler.
This ensures that the channel is initialized using the default values of
the v4l2-ctrls.

Signed-off-by: Michael Tretter <m.tretter@pengutronix.de>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Michael Tretter 2020-12-03 12:00:56 +01:00 committed by Mauro Carvalho Chehab
parent e7cd90988b
commit 21de56fa07
1 changed files with 2 additions and 0 deletions
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2
drivers/media/platform/allegro-dvt/allegro-core.c
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@ -2520,6 +2520,8 @@ static int allegro_open(struct file *file)
v4l2_ctrl_cluster(3, &channel->mpeg_video_bitrate_mode);
v4l2_ctrl_handler_setup(handler);
channel->mcu_channel_id = -1;
channel->user_id = -1;