[PATCH 1/2] evdev: Add a remove callback to the evdev_dispatch_interface

[Hans de Goede]

Some dispatchers may want to do some cleanup at remove time, rather then at
destroy time.

Signed-off-by: Hans de Goede <hdegoede at redhat.com>
---
 src/evdev-mt-touchpad.c | 1 +
 src/evdev.c             | 1 +
 src/evdev.h             | 3 +++
 3 files changed, 5 insertions(+)

diff --git a/src/evdev-mt-touchpad.c b/src/evdev-mt-touchpad.c
index ad6b377..5af0062 100644
--- a/src/evdev-mt-touchpad.c
+++ b/src/evdev-mt-touchpad.c
@@ -863,6 +863,7 @@ tp_tag_device(struct evdev_device *device,
 
 static struct evdev_dispatch_interface tp_interface = {
 	tp_process,
+	NULL, /* remove */
 	tp_destroy,
 	tp_device_added,
 	tp_device_removed,
diff --git a/src/evdev.c b/src/evdev.c
index fbfbcd3..0e47d1d 100644
--- a/src/evdev.c
+++ b/src/evdev.c
@@ -737,6 +737,7 @@ evdev_calibration_get_default_matrix(struct libinput_device *libinput_device,
 
 struct evdev_dispatch_interface fallback_interface = {
 	fallback_process,
+	NULL, /* remove */
 	fallback_destroy,
 	NULL, /* device_added */
 	NULL, /* device_removed */
diff --git a/src/evdev.h b/src/evdev.h
index 033d455..820fdcc 100644
--- a/src/evdev.h
+++ b/src/evdev.h
@@ -166,6 +166,9 @@ struct evdev_dispatch_interface {
 			struct input_event *event,
 			uint64_t time);
 
+	/* Device is being removed (may be NULL) */
+	void (*remove)(struct evdev_dispatch *dispatch);
+
 	/* Destroy an event dispatch handler and free all its resources. */
 	void (*destroy)(struct evdev_dispatch *dispatch);
 
-- 
2.1.0