[PATCH libinput] evdev: set CLOCK_MONOTONIC as the time source

[Peter Hutterer]

Avoids erroneous timestamps when the system time is reset. This used to a be a
problem with the X.Org synaptics driver where taps, scrolling and a couple of
other things would potentially lock up.

Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>
---
 src/evdev.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/evdev.c b/src/evdev.c
index 2c88c04..ab5a0c9 100644
--- a/src/evdev.c
+++ b/src/evdev.c
@@ -31,6 +31,7 @@
 #include <fcntl.h>
 #include <mtdev-plumbing.h>
 #include <assert.h>
+#include <time.h>
 
 #include "libinput.h"
 #include "evdev.h"
@@ -639,6 +640,8 @@ evdev_device_create(struct libinput_seat *seat,
 	if (rc != 0)
 		return NULL;
 
+	libevdev_set_clock_id(device->evdev, CLOCK_MONOTONIC);
+
 	device->seat_caps = 0;
 	device->is_mt = 0;
 	device->mtdev = NULL;
-- 
1.8.4.2