From e5fd91f1ef340da553f7a79da9540c3db711c937 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Tue, 8 Sep 2015 01:01:14 -0300
Subject: Linux-libre 4.2-gnu

---
 Documentation/DocBook/media/v4l/vidioc-qbuf.xml | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'Documentation/DocBook/media/v4l/vidioc-qbuf.xml')

diff --git a/Documentation/DocBook/media/v4l/vidioc-qbuf.xml b/Documentation/DocBook/media/v4l/vidioc-qbuf.xml
index 3504a7f2f..8b98a0e42 100644
--- a/Documentation/DocBook/media/v4l/vidioc-qbuf.xml
+++ b/Documentation/DocBook/media/v4l/vidioc-qbuf.xml
@@ -187,6 +187,16 @@ continue streaming.
 	</para>
 	</listitem>
       </varlistentry>
+      <varlistentry>
+	<term><errorcode>EPIPE</errorcode></term>
+	<listitem>
+	  <para><constant>VIDIOC_DQBUF</constant> returns this on an empty
+capture queue for mem2mem codecs if a buffer with the
+<constant>V4L2_BUF_FLAG_LAST</constant> was already dequeued and no new buffers
+are expected to become available.
+	  </para>
+	</listitem>
+      </varlistentry>
     </variablelist>
   </refsect1>
 </refentry>
-- 
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