upstream: [media] videodev2: Set vb2_rect's width and height as unsigned

As discussed on the media summit 2013, there is no reason for the width
and height to be signed.

Therefore this patch is an attempt to convert those fields from __s32 to
__u32.

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi> (documentation and smiapp)
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

Conflicts:
	Documentation/DocBook/media/v4l/compat.xml
	Documentation/DocBook/media/v4l/v4l2.xml
	drivers/media/i2c/soc_camera/mt9m111.c

4 files changed, 45 insertions, 14 deletions

diff --git a/Documentation/DocBook/media/v4l/compat.xml b/Documentation/DocBook/media/v4l/compat.xml
index efb97658f6a..4f11e2f1d8a 100644
--- a/Documentation/DocBook/media/v4l/compat.xml
+++ b/Documentation/DocBook/media/v4l/compat.xml
@@ -2513,6 +2513,28 @@ that used it. It was originally scheduled for removal in 2.6.35.
       </orderedlist>
     </section>
 
+    <section>
+      <title>V4L2 in Linux 3.11</title>
+      <orderedlist>
+        <listitem>
+	  <para>Remove obsolete <constant>VIDIOC_DBG_G_CHIP_IDENT</constant> ioctl.
+	  </para>
+        </listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 3.14</title>
+      <orderedlist>
+        <listitem>
+		<para> In struct <structname>v4l2_rect</structname>, the type
+of <structfield>width</structfield> and <structfield>height</structfield>
+fields changed from _s32 to _u32.
+	  </para>
+        </listitem>
+      </orderedlist>
+    </section>
+
     <section id="other">
       <title>Relation of V4L2 to other Linux multimedia APIs</title>
 
diff --git a/Documentation/DocBook/media/v4l/dev-overlay.xml b/Documentation/DocBook/media/v4l/dev-overlay.xml
index 40d1d768143..cc6e0c5c960 100644
--- a/Documentation/DocBook/media/v4l/dev-overlay.xml
+++ b/Documentation/DocBook/media/v4l/dev-overlay.xml
@@ -346,17 +346,14 @@ rectangle, in pixels.</entry>
 rectangle, in pixels. Offsets increase to the right and down.</entry>
 	  </row>
 	  <row>
-	    <entry>__s32</entry>
+	    <entry>__u32</entry>
 	    <entry><structfield>width</structfield></entry>
 	    <entry>Width of the rectangle, in pixels.</entry>
 	  </row>
 	  <row>
-	    <entry>__s32</entry>
+	    <entry>__u32</entry>
 	    <entry><structfield>height</structfield></entry>
-	    <entry>Height of the rectangle, in pixels. Width and
-height cannot be negative, the fields are signed for hysterical
-reasons. <!-- video4linux-list@redhat.com on 22 Oct 2002 subject
-"Re:[V4L][patches!] Re:v4l2/kernel-2.5" --></entry>
+	    <entry>Height of the rectangle, in pixels.</entry>
 	  </row>
 	</tbody>
       </tgroup>
diff --git a/Documentation/DocBook/media/v4l/v4l2.xml b/Documentation/DocBook/media/v4l/v4l2.xml
index 69b5ca17135..4011fec955a 100644
--- a/Documentation/DocBook/media/v4l/v4l2.xml
+++ b/Documentation/DocBook/media/v4l/v4l2.xml
@@ -142,6 +142,22 @@ structs, ioctls) must be noted in more detail in the history chapter
 applications. -->
 
       <revision>
+	<revnumber>3.14</revnumber>
+	<date>2013-11-25</date>
+	<authorinitials>rr</authorinitials>
+	<revremark>Set width and height as unsigned on v4l2_rect.
+	</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>3.11</revnumber>
+	<date>2013-05-26</date>
+	<authorinitials>hv</authorinitials>
+	<revremark>Remove obsolete VIDIOC_DBG_G_CHIP_IDENT ioctl.
+	</revremark>
+      </revision>
+
+      <revision>
 	<revnumber>3.10</revnumber>
 	<date>2013-03-25</date>
 	<authorinitials>hv</authorinitials>
@@ -494,7 +510,7 @@ and discussions on the V4L mailing list.</revremark>
 </partinfo>
 
 <title>Video for Linux Two API Specification</title>
- <subtitle>Revision 3.10</subtitle>
+ <subtitle>Revision 3.14</subtitle>
 
   <chapter id="common">
     &sub-common;
diff --git a/Documentation/DocBook/media/v4l/vidioc-cropcap.xml b/Documentation/DocBook/media/v4l/vidioc-cropcap.xml
index bf7cc979fdf..1f5ed64cd75 100644
--- a/Documentation/DocBook/media/v4l/vidioc-cropcap.xml
+++ b/Documentation/DocBook/media/v4l/vidioc-cropcap.xml
@@ -133,18 +133,14 @@ rectangle, in pixels.</entry>
 rectangle, in pixels.</entry>
 	  </row>
 	  <row>
-	    <entry>__s32</entry>
+	    <entry>__u32</entry>
 	    <entry><structfield>width</structfield></entry>
 	    <entry>Width of the rectangle, in pixels.</entry>
 	  </row>
 	  <row>
-	    <entry>__s32</entry>
+	    <entry>__u32</entry>
 	    <entry><structfield>height</structfield></entry>
-	    <entry>Height of the rectangle, in pixels. Width
-and height cannot be negative, the fields are signed for
-hysterical reasons. <!-- video4linux-list@redhat.com
-on 22 Oct 2002 subject "Re:[V4L][patches!] Re:v4l2/kernel-2.5" -->
-</entry>
+	    <entry>Height of the rectangle, in pixels.</entry>
 	  </row>
 	</tbody>
       </tgroup>