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From: Hans Petter Selasky <hselasky@FreeBSD.org>
Date: Tue, 1 Nov 2016 07:15:39 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r308165 - head/sys/dev/usb/input
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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;