[media] Add Y10B, a 10 bpp bit-packed greyscale format

Add a 10 bits per pixel greyscale format in a bit-packed array representation,
naming it Y10B. Such pixel format is supplied for instance by the Kinect
sensor device.

Signed-off-by: Antonio Ospite <ospite@studenti.unina.it>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/Documentation/DocBook/v4l/pixfmt.xml b/Documentation/DocBook/v4l/pixfmt.xml
index 40af4be..3486a06 100644
--- a/Documentation/DocBook/v4l/pixfmt.xml
+++ b/Documentation/DocBook/v4l/pixfmt.xml
@@ -697,6 +697,7 @@
     &sub-grey;
     &sub-y10;
     &sub-y12;
+    &sub-y10b;
     &sub-y16;
     &sub-yuyv;
     &sub-uyvy;