compositor-drm: remove/add evdev devices when vt switches

Reported-by: Ran Benite <ran234@gmail.com>
Signed-off-by: Tiago Vignatti <tiago.vignatti@intel.com>

compositor/compositor-drm.c

@@ -789,6 +789,7 @@ vt_func(struct wlsc_compositor *compositor, int event)
 {
 	struct drm_compositor *ec = (struct drm_compositor *) compositor;
 	struct wlsc_output *output;
+	struct wlsc_input_device *input;
 
 	switch (event) {
 	case TTY_ENTER_VT:
@@ -796,12 +797,16 @@ vt_func(struct wlsc_compositor *compositor, int event)
 		drmSetMaster(ec->drm.fd);
 		compositor->state = ec->prev_state;
 		wlsc_compositor_damage_all(compositor);
+		wl_list_for_each(input, &compositor->input_device_list, link)
+			evdev_add_devices(ec->udev, input);
 		break;
 	case TTY_LEAVE_VT:
 		compositor->focus = 0;
 		ec->prev_state = compositor->state;
 		compositor->state = WLSC_COMPOSITOR_SLEEPING;
 
+		wl_list_for_each(input, &compositor->input_device_list, link)
+			evdev_remove_devices(input);
 		wl_list_for_each(output, &ec->base.output_list, link)
 			drm_output_set_cursor(output, NULL);
 

compositor/compositor.h

@@ -377,6 +377,13 @@ void
 evdev_input_add_devices(struct wlsc_compositor *c,
 			struct udev *udev, const char *seat);
 
+void
+evdev_add_devices(struct udev *udev, struct wlsc_input_device
+		       *input_base);
+
+void
+evdev_remove_devices(struct wlsc_input_device *input_base);
+
 void
 evdev_input_destroy(struct wlsc_input_device *input_base);
 

compositor/evdev.c

@@ -434,7 +434,7 @@ device_removed(struct udev_device *udev_device, struct evdev_input *master)
 	fprintf(stderr, "evdev input device: removed: %s\n", devnode);
 }
 
-static void
+void
 evdev_add_devices(struct udev *udev, struct wlsc_input_device *input_base)
 {
 	struct evdev_input *input = (struct evdev_input *) input_base;
@@ -538,7 +538,7 @@ evdev_input_add_devices(struct wlsc_compositor *c,
 	c->input_device = &input->base.input_device;
 }
 
-static void
+void
 evdev_remove_devices(struct wlsc_input_device *input_base)
 {
 	struct evdev_input *input = (struct evdev_input *) input_base;