media: v4l2-ctrls: return -EACCES if request wasn't completed

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For now (this might be relaxed in the future) we do not allow getting
controls from a request that isn't completed. In that case we return
-EACCES. Update the documentation accordingly.

Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Reviewed-by: Tomasz Figa <tfiga@chromium.org>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

...

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Hans Verkuil 2018-08-23 06:33:49 -04:00 • committed by Mauro Carvalho Chehab

parent 34b4147246

commit b6b84557ec

2 changed files with 11 additions and 12 deletions

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18

Documentation/media/uapi/v4l/vidioc-g-ext-ctrls.rst

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5

drivers/media/v4l2-core/v4l2-ctrls.c

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