[media] v4l: controls: Improve documentation for V4L2_CID_GAIN
authorSakari Ailus <sakari.ailus@linux.intel.com>
Fri, 9 Jun 2017 13:15:50 +0000 (10:15 -0300)
committerMauro Carvalho Chehab <mchehab@s-opensource.com>
Tue, 20 Jun 2017 11:14:57 +0000 (08:14 -0300)
commit371f94490ea97e1bf766ba0d33ffb62f5f5a4ed1
treea3a91347503bb0df050dbf8b382916af14ee504b
parente72cb0e79475b0d26625e802846e281a84304c07
[media] v4l: controls: Improve documentation for V4L2_CID_GAIN

Elaborate the differences between V4L2_CID_GAIN and gain-type specific
V4L2_CID_DIGITAL_GAIN and V4L2_CID_ANALOGUE_GAIN.

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@s-opensource.com>
Documentation/media/uapi/v4l/control.rst