v4l-utils: test-media: connect the hdmi input to the output

Now that vivid is able to virtually connect HDMI inputs
to HDMI outputs, that also means that by default the CEC
devices no longer are connected, and you need to set up that
loopback configuration manually in test-media.

Add the necessary commands for that.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

contrib/test/test-media

@@ -214,8 +214,15 @@ if ! $v4l2_ctl -z platform:vivid-002 -d vivid-002-vid-cap ; then
 	exit 0
 fi
 
+# Connect input HDMI 000-0 to output HDMI 000-0
+# This ensures an EDID is available at the output side, and that CEC
+# can be tested.
+$v4l2_ctl -z platform:vivid-000 -d vivid-000-vid-cap -c hdmi_000_0_is_connected_to=2
 $v4l2_ctl -z platform:vivid-000 -d vivid-000-vid-cap -i3 -v width=3840,height=2160,pixelformat=NV24
 $v4l2_ctl -z platform:vivid-000 -d vivid-000-vid-out -o1 -x width=3840,height=2160,pixelformat=NV24
+# Connect input HDMI 001-0 to output HDMI 001-0
+# This ensures an EDID is available at the output side.
+$v4l2_ctl -z platform:vivid-001 -d vivid-001-vid-cap -c hdmi_001_0_is_connected_to=3
 $v4l2_ctl -z platform:vivid-001 -d vivid-001-vid-cap -i3 -v width=3840,height=2160,pixelformat=NM16
 $v4l2_ctl -z platform:vivid-001 -d vivid-001-vid-out -o1 -x width=3840,height=2160,pixelformat=NM16
 $v4l2_ctl -z platform:vivid-002 -d vivid-002-vid-cap -i3 -v width=3840,height=2160,pixelformat=NV24