From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001
From: José Pekkarinen <jose.pekkarinen@nokia.com>
Date: Mon, 11 Apr 2016 10:41:07 +0300
Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources
 are taken from kernel.org, and rt patch from the rt wiki download page.
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During the rebasing, the following patch collided:

Force tick interrupt and get rid of softirq magic(I70131fb85).

Collisions have been removed because its logic was found on the
source already.

Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
---
 kernel/Documentation/DocBook/media/v4l/vidioc-qbuf.xml | 10 ++++++++++
 1 file changed, 10 insertions(+)

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

diff --git a/kernel/Documentation/DocBook/media/v4l/vidioc-qbuf.xml b/kernel/Documentation/DocBook/media/v4l/vidioc-qbuf.xml
index 3504a7f2f..8b98a0e42 100644
--- a/kernel/Documentation/DocBook/media/v4l/vidioc-qbuf.xml
+++ b/kernel/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>
-- 
cgit 1.2.3-korg