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media: v4l: uAPI doc: Simplify NATIVE_SIZE selection target documentation 

The NATIVE_SIZE target is documented for mem2mem devices but no driver has
ever apparently used it. It may be never needed; remove it for now.

Suggested-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Sakari Ailus 2018-11-07 10:02:30 -05:00 committed by Mauro Carvalho Chehab
parent cb24f1a0ee
commit 9ffd7ffe65
1 changed files with 1 additions and 6 deletions
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7
Documentation/media/uapi/v4l/v4l2-selection-targets.rst
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@ -42,12 +42,7 @@ of the two interfaces they are used.
* - ``V4L2_SEL_TGT_NATIVE_SIZE``
- 0x0003
- The native size of the device, e.g. a sensor's pixel array.
``left`` and ``top`` fields are zero for this target. Setting the
native size will generally only make sense for memory to memory
devices where the software can create a canvas of a given size in
which for example a video frame can be composed. In that case
V4L2_SEL_TGT_NATIVE_SIZE can be used to configure the size of
that canvas.
``left`` and ``top`` fields are zero for this target.
- Yes
- Yes
* - ``V4L2_SEL_TGT_COMPOSE``