wmi_event_worker
INIT_WORK(&wil->wmi_event_worker, wmi_event_worker);
flush_work(&wil->wmi_event_worker);
void wmi_event_worker(struct work_struct *work);
struct work_struct wmi_event_worker;
q = queue_work(wil->wmi_wq, &wil->wmi_event_worker);
wmi_event_worker);