From: Pawel Osciak <p.osciak@xxxxxxxxxxx>
VIDIOC_STREAMON should return EBUSY if streaming is already active.
Signed-off-by: Pawel Osciak <p.osciak@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
Documentation/DocBook/v4l/vidioc-streamon.xml | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/Documentation/DocBook/v4l/vidioc-streamon.xml b/Documentation/DocBook/v4l/vidioc-streamon.xml
index e42bff1..fdbd8d8 100644
--- a/Documentation/DocBook/v4l/vidioc-streamon.xml
+++ b/Documentation/DocBook/v4l/vidioc-streamon.xml
@@ -93,6 +93,13 @@ synchronize with other events.</para>
been allocated (memory mapping) or enqueued (output) yet.</para>
</listitem>
</varlistentry>
+ <varlistentry>
+ <term><errorcode>EBUSY</errorcode></term>
+ <listitem>
+ <para><constant>VIDIOC_STREAMON</constant> called, but
+ streaming I/O already active.</para>
+ </listitem>
+ </varlistentry>
</variablelist>
</refsect1>
</refentry>
--
1.7.2.2
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