tools: per-slot-delta: always mark slot 0 as used

If a device never sends ABS_MT_SLOT, our output was emtpy.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

diff --git a/tools/libinput-analyze-per-slot-delta.py b/tools/libinput-analyze-per-slot-delta.py
index e40a7df413d419dc02308f61193f24a83f3d4f35..07df3f428b53141768ad647bcafd6ebb635c362e 100755 (executable)
--- a/tools/libinput-analyze-per-slot-delta.py
+++ b/tools/libinput-analyze-per-slot-delta.py
@@ -179,6 +179,7 @@ def main(argv):
         nslots = 1
 
     slots = [Slot(i) for i in range(0, nslots)]
+    slots[0].used = True
 
     marker_button     = "..............."  # noqa