[media] V4L: Add MATRIX option to V4L2_CID_EXPOSURE_METERING control

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / Documentation / DocBook / media / v4l / controls.xml

diff --git a/Documentation/DocBook/media/v4l/controls.xml b/Documentation/DocBook/media/v4l/controls.xml
index c8eb6c222274df9eaeabd0eef68eade0aca16501..8d7a77928d49f00005a5ab9db3383836ddbfb039 100644 (file)
--- a/Documentation/DocBook/media/v4l/controls.xml
+++ b/Documentation/DocBook/media/v4l/controls.xml
@@ -3142,6 +3142,13 @@ giving priority to the center of the metered area.</entry>
                  <entry><constant>V4L2_EXPOSURE_METERING_SPOT</constant>&nbsp;</entry>
                  <entry>Measure only very small area at the center of the frame.</entry>
                </row>
+               <row>
+                 <entry><constant>V4L2_EXPOSURE_METERING_MATRIX</constant>&nbsp;</entry>
+                 <entry>A multi-zone metering. The light intensity is measured
+in several points of the frame and the the results are combined. The
+algorithm of the zones selection and their significance in calculating the
+final value is device dependant.</entry>
+               </row>
              </tbody>
            </entrytbl>
          </row>