Author: hselasky
Date: Tue Nov  1 07:15:39 2016
New Revision: 308165
URL: https://svnweb.freebsd.org/changeset/base/308165

Log:
  Make sure the virtual T-axis buttons generate button release event(s)
  for continuous tilting.
  
  PR:           213957
  MFC after:    3 days

Modified:
  head/sys/dev/usb/input/ums.c

Modified: head/sys/dev/usb/input/ums.c
==============================================================================
--- head/sys/dev/usb/input/ums.c        Tue Nov  1 07:10:43 2016        
(r308164)
+++ head/sys/dev/usb/input/ums.c        Tue Nov  1 07:15:39 2016        
(r308165)
@@ -330,10 +330,13 @@ ums_intr_callback(struct usb_xfer *xfer,
                            dx, dy, dz, dt, dw, buttons);
 
                        /* translate T-axis into button presses until further */
-                       if (dt > 0)
+                       if (dt > 0) {
+                               ums_put_queue(sc, 0, 0, 0, 0, buttons);
                                buttons |= 1UL << 5;
-                       else if (dt < 0)
+                       } else if (dt < 0) {
+                               ums_put_queue(sc, 0, 0, 0, 0, buttons);
                                buttons |= 1UL << 6;
+                       }
 
                        sc->sc_status.button = buttons;
                        sc->sc_status.dx += dx;
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