[PATCH synaptics 4/6] Comment the touch states

[Peter Hutterer]

Everytime I look at this I get confused about OPEN_EMPTY vs EMPTY. Let's fix
that.

Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>
---
 src/synproto.h | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/synproto.h b/src/synproto.h
index d81ee42..c52838c 100644
--- a/src/synproto.h
+++ b/src/synproto.h
@@ -44,11 +44,11 @@ struct _SynapticsPrivateRec;
 typedef struct _SynapticsPrivateRec SynapticsPrivate;
 
 enum SynapticsSlotState {
-    SLOTSTATE_EMPTY = 0,
-    SLOTSTATE_OPEN,
-    SLOTSTATE_CLOSE,
-    SLOTSTATE_OPEN_EMPTY,
-    SLOTSTATE_UPDATE,
+    SLOTSTATE_EMPTY = 0,        /* no slot in this cycle */
+    SLOTSTATE_OPEN,             /* tracking ID received */
+    SLOTSTATE_CLOSE,            /* tracking ID -1 received */
+    SLOTSTATE_OPEN_EMPTY,       /* previously had tracking id, no events in this read cycle */
+    SLOTSTATE_UPDATE,           /* had tracking id, other events in this cycle */
 };
 
 /* used to mark emulated hw button state */
-- 
1.9.0