acquire_global_lock
status_t (*acquire_global_lock)(uint16 timeout, uint32 *handle);
status_t acquire_global_lock(uint16 timeout, uint32* handle);
status_t (*acquire_global_lock)(uint16 timeout, uint32 *handle);
acquire_global_lock,
status_t status = sc->ec_acpi_module->acquire_global_lock(EC_LOCK_TIMEOUT,
acquire_global_lock,