diff --git a/compositor/screen-share.c b/compositor/screen-share.c
index c7aad313..368d0cd6 100644
--- a/compositor/screen-share.c
+++ b/compositor/screen-share.c
@@ -159,8 +159,11 @@ ss_seat_handle_button(void *data, struct wl_pointer *pointer,
 		      uint32_t state)
 {
 	struct ss_seat *seat = data;
+	struct timespec ts;
 
-	notify_button(&seat->base, time, button, state);
+	timespec_from_msec(&ts, time);
+
+	notify_button(&seat->base, &ts, button, state);
 	notify_pointer_frame(&seat->base);
 }
 
diff --git a/desktop-shell/exposay.c b/desktop-shell/exposay.c
index 15b86863..3571c5d7 100644
--- a/desktop-shell/exposay.c
+++ b/desktop-shell/exposay.c
@@ -364,8 +364,8 @@ exposay_motion(struct weston_pointer_grab *grab,
 }
 
 static void
-exposay_button(struct weston_pointer_grab *grab, uint32_t time, uint32_t button,
-               uint32_t state_w)
+exposay_button(struct weston_pointer_grab *grab, const struct timespec *time,
+	       uint32_t button, uint32_t state_w)
 {
 	struct desktop_shell *shell =
 		container_of(grab, struct desktop_shell, exposay.grab_ptr);
diff --git a/desktop-shell/shell.c b/desktop-shell/shell.c
index 62dfa450..2d2a6c8b 100644
--- a/desktop-shell/shell.c
+++ b/desktop-shell/shell.c
@@ -1507,7 +1507,7 @@ move_grab_motion(struct weston_pointer_grab *grab,
 
 static void
 move_grab_button(struct weston_pointer_grab *grab,
-		 uint32_t time, uint32_t button, uint32_t state_w)
+		 const struct timespec *time, uint32_t button, uint32_t state_w)
 {
 	struct shell_grab *shell_grab = container_of(grab, struct shell_grab,
 						    grab);
@@ -1634,7 +1634,8 @@ resize_grab_motion(struct weston_pointer_grab *grab,
 
 static void
 resize_grab_button(struct weston_pointer_grab *grab,
-		   uint32_t time, uint32_t button, uint32_t state_w)
+		   const struct timespec *time,
+		   uint32_t button, uint32_t state_w)
 {
 	struct weston_resize_grab *resize = (struct weston_resize_grab *) grab;
 	struct weston_pointer *pointer = grab->pointer;
@@ -1778,7 +1779,8 @@ busy_cursor_grab_motion(struct weston_pointer_grab *grab,
 
 static void
 busy_cursor_grab_button(struct weston_pointer_grab *base,
-			uint32_t time, uint32_t button, uint32_t state)
+			const struct timespec *time,
+			uint32_t button, uint32_t state)
 {
 	struct shell_grab *grab = (struct shell_grab *) base;
 	struct shell_surface *shsurf = grab->shsurf;
@@ -3203,7 +3205,7 @@ static const struct weston_desktop_shell_interface desktop_shell_implementation
 };
 
 static void
-move_binding(struct weston_pointer *pointer, uint32_t time,
+move_binding(struct weston_pointer *pointer, const struct timespec *time,
 	     uint32_t button, void *data)
 {
 	struct weston_surface *focus;
@@ -3295,7 +3297,7 @@ touch_move_binding(struct weston_touch *touch, uint32_t time, void *data)
 }
 
 static void
-resize_binding(struct weston_pointer *pointer, uint32_t time,
+resize_binding(struct weston_pointer *pointer, const struct timespec *time,
 	       uint32_t button, void *data)
 {
 	struct weston_surface *focus;
@@ -3515,7 +3517,8 @@ rotate_grab_motion(struct weston_pointer_grab *grab,
 
 static void
 rotate_grab_button(struct weston_pointer_grab *grab,
-		   uint32_t time, uint32_t button, uint32_t state_w)
+		   const struct timespec *time,
+		   uint32_t button, uint32_t state_w)
 {
 	struct rotate_grab *rotate =
 		container_of(grab, struct rotate_grab, base.grab);
@@ -3593,8 +3596,8 @@ surface_rotate(struct shell_surface *shsurf, struct weston_pointer *pointer)
 }
 
 static void
-rotate_binding(struct weston_pointer *pointer, uint32_t time, uint32_t button,
-	       void *data)
+rotate_binding(struct weston_pointer *pointer, const struct timespec *time,
+	       uint32_t button, void *data)
 {
 	struct weston_surface *focus;
 	struct weston_surface *base_surface;
@@ -3754,7 +3757,8 @@ activate_binding(struct weston_seat *seat,
 }
 
 static void
-click_to_activate_binding(struct weston_pointer *pointer, uint32_t time,
+click_to_activate_binding(struct weston_pointer *pointer,
+		          const struct timespec *time,
 			  uint32_t button, void *data)
 {
 	if (pointer->grab != &pointer->default_grab)
diff --git a/ivi-shell/hmi-controller.c b/ivi-shell/hmi-controller.c
index 6713eca3..b91b7f2b 100644
--- a/ivi-shell/hmi-controller.c
+++ b/ivi-shell/hmi-controller.c
@@ -1571,7 +1571,7 @@ touch_move_grab_motion(struct weston_touch_grab *grab, uint32_t time,
 
 static void
 pointer_move_workspace_grab_button(struct weston_pointer_grab *grab,
-				   uint32_t time, uint32_t button,
+				   const struct timespec *time, uint32_t button,
 				   uint32_t state_w)
 {
 	if (BTN_LEFT == button &&
diff --git a/ivi-shell/ivi-shell.c b/ivi-shell/ivi-shell.c
index 67619b8f..7eef1cec 100644
--- a/ivi-shell/ivi-shell.c
+++ b/ivi-shell/ivi-shell.c
@@ -450,7 +450,8 @@ activate_binding(struct weston_seat *seat,
 }
 
 static void
-click_to_activate_binding(struct weston_pointer *pointer, uint32_t time,
+click_to_activate_binding(struct weston_pointer *pointer,
+			  const struct timespec *time,
 			  uint32_t button, void *data)
 {
 	if (pointer->grab != &pointer->default_grab)
diff --git a/libweston-desktop/seat.c b/libweston-desktop/seat.c
index 18a329c4..2c62f4fd 100644
--- a/libweston-desktop/seat.c
+++ b/libweston-desktop/seat.c
@@ -35,6 +35,7 @@
 
 #include "libweston-desktop.h"
 #include "internal.h"
+#include "shared/timespec-util.h"
 
 struct weston_desktop_seat {
 	struct wl_listener seat_destroy_listener;
@@ -116,7 +117,8 @@ weston_desktop_seat_popup_grab_pointer_motion(struct weston_pointer_grab *grab,
 
 static void
 weston_desktop_seat_popup_grab_pointer_button(struct weston_pointer_grab *grab,
-					      uint32_t time, uint32_t button,
+					      const struct timespec *time,
+					      uint32_t button,
 					      enum wl_pointer_button_state state)
 {
 	struct weston_desktop_seat *seat =
@@ -130,7 +132,8 @@ weston_desktop_seat_popup_grab_pointer_button(struct weston_pointer_grab *grab,
 	if (weston_pointer_has_focus_resource(pointer))
 		weston_pointer_send_button(pointer, time, button, state);
 	else if (state == WL_POINTER_BUTTON_STATE_RELEASED &&
-		 (initial_up || (time - grab->pointer->grab_time) > 500))
+		 (initial_up ||
+		  (timespec_sub_to_msec(time, &grab->pointer->grab_time) > 500)))
 		weston_desktop_seat_popup_grab_end(seat);
 }
 
diff --git a/libweston/bindings.c b/libweston/bindings.c
index 21366522..ae616743 100644
--- a/libweston/bindings.c
+++ b/libweston/bindings.c
@@ -349,7 +349,8 @@ weston_compositor_run_modifier_binding(struct weston_compositor *compositor,
 void
 weston_compositor_run_button_binding(struct weston_compositor *compositor,
 				     struct weston_pointer *pointer,
-				     uint32_t time, uint32_t button,
+				     const struct timespec *time,
+				     uint32_t button,
 				     enum wl_pointer_button_state state)
 {
 	struct weston_binding *b, *tmp;
diff --git a/libweston/compositor-rdp.c b/libweston/compositor-rdp.c
index 315d2ade..ad435b14 100644
--- a/libweston/compositor-rdp.c
+++ b/libweston/compositor-rdp.c
@@ -1050,7 +1050,8 @@ xf_mouseEvent(rdpInput *input, UINT16 flags, UINT16 x, UINT16 y)
 		button = BTN_MIDDLE;
 
 	if (button) {
-		notify_button(peerContext->item.seat, weston_compositor_get_time(), button,
+		timespec_from_msec(&time, weston_compositor_get_time());
+		notify_button(peerContext->item.seat, &time, button,
 			(flags & PTR_FLAGS_DOWN) ? WL_POINTER_BUTTON_STATE_PRESSED : WL_POINTER_BUTTON_STATE_RELEASED
 		);
 		need_frame = true;
diff --git a/libweston/compositor-wayland.c b/libweston/compositor-wayland.c
index 8f26c545..46f7aba3 100644
--- a/libweston/compositor-wayland.c
+++ b/libweston/compositor-wayland.c
@@ -1644,6 +1644,7 @@ input_handle_button(void *data, struct wl_pointer *pointer,
 {
 	struct wayland_input *input = data;
 	enum theme_location location;
+	struct timespec ts;
 
 	if (!input->output)
 		return;
@@ -1682,7 +1683,8 @@ input_handle_button(void *data, struct wl_pointer *pointer,
 	}
 
 	if (location == THEME_LOCATION_CLIENT_AREA) {
-		notify_button(&input->base, time, button, state);
+		timespec_from_msec(&ts, time);
+		notify_button(&input->base, &ts, button, state);
 		if (input->seat_version < WL_POINTER_FRAME_SINCE_VERSION)
 			notify_pointer_frame(&input->base);
 	}
diff --git a/libweston/compositor-x11.c b/libweston/compositor-x11.c
index 7e24afcb..32622c06 100644
--- a/libweston/compositor-x11.c
+++ b/libweston/compositor-x11.c
@@ -1133,6 +1133,7 @@ x11_backend_deliver_button_event(struct x11_backend *b,
 	struct x11_output *output;
 	struct weston_pointer_axis_event weston_event;
 	bool is_button_pressed = event->response_type == XCB_BUTTON_PRESS;
+	struct timespec time = { 0 };
 
 	assert(event->response_type == XCB_BUTTON_PRESS ||
 	       event->response_type == XCB_BUTTON_RELEASE);
@@ -1227,8 +1228,9 @@ x11_backend_deliver_button_event(struct x11_backend *b,
 		break;
 	}
 
-	notify_button(&b->core_seat,
-		      weston_compositor_get_time(), button,
+	timespec_from_msec(&time, weston_compositor_get_time());
+
+	notify_button(&b->core_seat, &time, button,
 		      is_button_pressed ? WL_POINTER_BUTTON_STATE_PRESSED :
 					  WL_POINTER_BUTTON_STATE_RELEASED);
 	notify_pointer_frame(&b->core_seat);
diff --git a/libweston/compositor.h b/libweston/compositor.h
index 971676cf..cd42006a 100644
--- a/libweston/compositor.h
+++ b/libweston/compositor.h
@@ -272,7 +272,8 @@ struct weston_pointer_grab_interface {
 		       const struct timespec *time,
 		       struct weston_pointer_motion_event *event);
 	void (*button)(struct weston_pointer_grab *grab,
-		       uint32_t time, uint32_t button, uint32_t state);
+		       const struct timespec *time,
+		       uint32_t button, uint32_t state);
 	void (*axis)(struct weston_pointer_grab *grab,
 		     uint32_t time,
 		     struct weston_pointer_axis_event *event);
@@ -383,7 +384,7 @@ struct weston_pointer {
 	wl_fixed_t grab_x, grab_y;
 	uint32_t grab_button;
 	uint32_t grab_serial;
-	uint32_t grab_time;
+	struct timespec grab_time;
 
 	wl_fixed_t x, y;
 	wl_fixed_t sx, sy;
@@ -431,7 +432,8 @@ bool
 weston_pointer_has_focus_resource(struct weston_pointer *pointer);
 void
 weston_pointer_send_button(struct weston_pointer *pointer,
-			   uint32_t time, uint32_t button, uint32_t state_w);
+			   const struct timespec *time,
+			   uint32_t button, uint32_t state_w);
 void
 weston_pointer_send_axis(struct weston_pointer *pointer,
 			 uint32_t time,
@@ -1371,8 +1373,8 @@ void
 notify_motion_absolute(struct weston_seat *seat, const struct timespec *time,
 		       double x, double y);
 void
-notify_button(struct weston_seat *seat, uint32_t time, int32_t button,
-	      enum wl_pointer_button_state state);
+notify_button(struct weston_seat *seat, const struct timespec *time,
+	      int32_t button, enum wl_pointer_button_state state);
 void
 notify_axis(struct weston_seat *seat, uint32_t time,
 	    struct weston_pointer_axis_event *event);
@@ -1492,7 +1494,8 @@ weston_compositor_add_modifier_binding(struct weston_compositor *compositor,
 				       void *data);
 
 typedef void (*weston_button_binding_handler_t)(struct weston_pointer *pointer,
-						uint32_t time, uint32_t button,
+						const struct timespec *time,
+						uint32_t button,
 						void *data);
 struct weston_binding *
 weston_compositor_add_button_binding(struct weston_compositor *compositor,
@@ -1549,7 +1552,8 @@ weston_compositor_run_modifier_binding(struct weston_compositor *compositor,
 				       enum wl_keyboard_key_state state);
 void
 weston_compositor_run_button_binding(struct weston_compositor *compositor,
-				     struct weston_pointer *pointer, uint32_t time,
+				     struct weston_pointer *pointer,
+				     const struct timespec *time,
 				     uint32_t button,
 				     enum wl_pointer_button_state value);
 void
diff --git a/libweston/data-device.c b/libweston/data-device.c
index 58a440ae..20de9b8a 100644
--- a/libweston/data-device.c
+++ b/libweston/data-device.c
@@ -638,7 +638,8 @@ data_device_end_pointer_drag_grab(struct weston_pointer_drag *drag)
 
 static void
 drag_grab_button(struct weston_pointer_grab *grab,
-		 uint32_t time, uint32_t button, uint32_t state_w)
+		 const struct timespec *time,
+		 uint32_t button, uint32_t state_w)
 {
 	struct weston_pointer_drag *drag =
 		container_of(grab, struct weston_pointer_drag, grab);
diff --git a/libweston/input.c b/libweston/input.c
index c167b8ce..7f789333 100644
--- a/libweston/input.c
+++ b/libweston/input.c
@@ -460,26 +460,28 @@ weston_pointer_has_focus_resource(struct weston_pointer *pointer)
  */
 WL_EXPORT void
 weston_pointer_send_button(struct weston_pointer *pointer,
-			   uint32_t time, uint32_t button,
+			   const struct timespec *time, uint32_t button,
 			   enum wl_pointer_button_state state)
 {
 	struct wl_display *display = pointer->seat->compositor->wl_display;
 	struct wl_list *resource_list;
 	struct wl_resource *resource;
 	uint32_t serial;
+	uint32_t msecs;
 
 	if (!weston_pointer_has_focus_resource(pointer))
 		return;
 
 	resource_list = &pointer->focus_client->pointer_resources;
 	serial = wl_display_next_serial(display);
+	msecs = timespec_to_msec(time);
 	wl_resource_for_each(resource, resource_list)
-		wl_pointer_send_button(resource, serial, time, button, state);
+		wl_pointer_send_button(resource, serial, msecs, button, state);
 }
 
 static void
 default_grab_pointer_button(struct weston_pointer_grab *grab,
-			    uint32_t time, uint32_t button,
+			    const struct timespec *time, uint32_t button,
 			    enum wl_pointer_button_state state)
 {
 	struct weston_pointer *pointer = grab->pointer;
@@ -1652,8 +1654,8 @@ weston_view_activate(struct weston_view *view,
 }
 
 WL_EXPORT void
-notify_button(struct weston_seat *seat, uint32_t time, int32_t button,
-	      enum wl_pointer_button_state state)
+notify_button(struct weston_seat *seat, const struct timespec *time,
+	      int32_t button, enum wl_pointer_button_state state)
 {
 	struct weston_compositor *compositor = seat->compositor;
 	struct weston_pointer *pointer = weston_seat_get_pointer(seat);
@@ -1662,7 +1664,7 @@ notify_button(struct weston_seat *seat, uint32_t time, int32_t button,
 		weston_compositor_idle_inhibit(compositor);
 		if (pointer->button_count == 0) {
 			pointer->grab_button = button;
-			pointer->grab_time = time;
+			pointer->grab_time = *time;
 			pointer->grab_x = pointer->x;
 			pointer->grab_y = pointer->y;
 		}
@@ -3328,7 +3330,7 @@ locked_pointer_grab_pointer_motion(struct weston_pointer_grab *grab,
 
 static void
 locked_pointer_grab_pointer_button(struct weston_pointer_grab *grab,
-				   uint32_t time,
+				   const struct timespec *time,
 				   uint32_t button,
 				   uint32_t state_w)
 {
@@ -4336,7 +4338,7 @@ confined_pointer_grab_pointer_motion(struct weston_pointer_grab *grab,
 
 static void
 confined_pointer_grab_pointer_button(struct weston_pointer_grab *grab,
-				     uint32_t time,
+				     const struct timespec *time,
 				     uint32_t button,
 				     uint32_t state_w)
 {
diff --git a/libweston/libinput-device.c b/libweston/libinput-device.c
index 24f79b4c..e2f20468 100644
--- a/libweston/libinput-device.c
+++ b/libweston/libinput-device.c
@@ -151,6 +151,7 @@ handle_pointer_button(struct libinput_device *libinput_device,
 		libinput_event_pointer_get_button_state(pointer_event);
 	int seat_button_count =
 		libinput_event_pointer_get_seat_button_count(pointer_event);
+	struct timespec time;
 
 	/* Ignore button events that are not seat wide state changes. */
 	if ((button_state == LIBINPUT_BUTTON_STATE_PRESSED &&
@@ -159,8 +160,10 @@ handle_pointer_button(struct libinput_device *libinput_device,
 	     seat_button_count != 0))
 		return false;
 
-	notify_button(device->seat,
-		      libinput_event_pointer_get_time(pointer_event),
+	timespec_from_usec(&time,
+			   libinput_event_pointer_get_time_usec(pointer_event));
+
+	notify_button(device->seat, &time,
 		      libinput_event_pointer_get_button(pointer_event),
                       button_state);
 
diff --git a/tests/weston-test.c b/tests/weston-test.c
index 3f684820..306757a0 100644
--- a/tests/weston-test.c
+++ b/tests/weston-test.c
@@ -171,10 +171,14 @@ static void
 send_button(struct wl_client *client, struct wl_resource *resource,
 	    int32_t button, uint32_t state)
 {
+	struct timespec time;
+
 	struct weston_test *test = wl_resource_get_user_data(resource);
 	struct weston_seat *seat = get_seat(test);
 
-	notify_button(seat, 100, button, state);
+	timespec_from_msec(&time, 100);
+
+	notify_button(seat, &time, button, state);
 }
 
 static void