Function esp_bt_h4tl_eif_io_event_notify 

pub unsafe extern "C" fn esp_bt_h4tl_eif_io_event_notify(
    event: i32,
) -> i32

@brief Notify Bluetooth Controller task to process the event upon TX or RX done

@note 1. This function shall not be invoked before esp_bt_controller_enable(). 2. This function can be called in both ISR and non-ISR context. 3. This function ignored the passed event value currently