V4L/DVB: Add documentation for the new error flag

[net-next-2.6.git] / Documentation / DocBook / v4l / io.xml

diff --git a/Documentation/DocBook/v4l/io.xml b/Documentation/DocBook/v4l/io.xml
index bb685ed6fe7b311d3c7cf5c0fcdb64a701d0ff10..d424886beda051a7f9bbe6db441c1d76bdb62250 100644 (file)
--- a/Documentation/DocBook/v4l/io.xml
+++ b/Documentation/DocBook/v4l/io.xml
@@ -701,6 +701,16 @@ buffer cannot be on both queues at the same time, the
 They can be both cleared however, then the buffer is in "dequeued"
 state, in the application domain to say so.</entry>
          </row>
+         <row>
+           <entry><constant>V4L2_BUF_FLAG_ERROR</constant></entry>
+           <entry>0x0040</entry>
+           <entry>When this flag is set, the buffer has been dequeued
+           successfully, although the data might have been corrupted.
+           This is recoverable, streaming may continue as normal and
+           the buffer may be reused normally.
+           Drivers set this flag when the <constant>VIDIOC_DQBUF</constant>
+           ioctl is called.</entry>
+         </row>
          <row>
            <entry><constant>V4L2_BUF_FLAG_KEYFRAME</constant></entry>
            <entry>0x0008</entry>