V4L/DVB (6087): ivtv: prevent changing VBI format while capture is in progress

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Changing the VBI format requires a CX2341X_ENC_INITIALIZE_INPUT firmware
call. This can only be done if no capture is in progress. So return
-EBUSY if the encoder is busy.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

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Hans Verkuil 2007-08-20 16:26:40 -03:00 • committed by Mauro Carvalho Chehab

parent ad8ff0f10b

commit ea115d54bc

1 changed files with 2 additions and 4 deletions

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6

drivers/media/video/ivtv/ivtv-ioctl.c

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