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-rw-r--r--Documentation/DocBook/media/v4l/vidioc-g-output.xml5
1 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/DocBook/media/v4l/vidioc-g-output.xml b/Documentation/DocBook/media/v4l/vidioc-g-output.xml
index fd45f1c13cc..4533068ecb8 100644
--- a/Documentation/DocBook/media/v4l/vidioc-g-output.xml
+++ b/Documentation/DocBook/media/v4l/vidioc-g-output.xml
@@ -61,8 +61,9 @@ desired output in an integer and call the
<constant>VIDIOC_S_OUTPUT</constant> ioctl with a pointer to this integer.
Side effects are possible. For example outputs may support different
video standards, so the driver may implicitly switch the current
-standard. It is good practice to select an output before querying or
-negotiating any other parameters.</para>
+standard.
+standard. Because of these possible side effects applications
+must select an output before querying or negotiating any other parameters.</para>
<para>Information about video outputs is available using the
&VIDIOC-ENUMOUTPUT; ioctl.</para>