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| author | Hans Verkuil <hverkuil@xs4all.nl> | 2010-04-06 11:41:28 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-05-19 17:57:05 +0200 |
| commit | 860553023bfed0179b3fe5d01838635f54a314a3 (patch) | |
| tree | 9b0a12abf9cad777c670e58378064b55c10bc26c /Documentation/DocBook/v4l | |
| parent | V4L/DVB: davinci: don't return under lock on error path (diff) | |
| download | linux-860553023bfed0179b3fe5d01838635f54a314a3.tar.xz linux-860553023bfed0179b3fe5d01838635f54a314a3.zip | |
V4L/DVB: V4L2 Spec: fix V4L2_CTRL_TYPE_CTRL_CLASS documentation
The spec says that the control ID for these types of controls is the same
as that of the control class. But it should read: 'control class + 1'.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/DocBook/v4l')
| -rw-r--r-- | Documentation/DocBook/v4l/vidioc-queryctrl.xml | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/DocBook/v4l/vidioc-queryctrl.xml b/Documentation/DocBook/v4l/vidioc-queryctrl.xml index 4876ff1a1a04..8e0e055ac934 100644 --- a/Documentation/DocBook/v4l/vidioc-queryctrl.xml +++ b/Documentation/DocBook/v4l/vidioc-queryctrl.xml @@ -325,7 +325,7 @@ should be part of the control documentation.</entry> <entry>n/a</entry> <entry>This is not a control. When <constant>VIDIOC_QUERYCTRL</constant> is called with a control ID -equal to a control class code (see <xref linkend="ctrl-class" />), the +equal to a control class code (see <xref linkend="ctrl-class" />) + 1, the ioctl returns the name of the control class and this control type. Older drivers which do not support this feature return an &EINVAL;.</entry> |