docs: protected void disconnect(@NonNull final BluetoothGatt gatt) {
  		if (mConnectionState == STATE_DISCONNECTED)
  			return;
  
  		sendLogBroadcast(LOG_LEVEL_VERBOSE, "Disconnecting...");
  		mProgressInfo.setProgress(PROGRESS_DISCONNECTING);
  		mConnectionState = STATE_DISCONNECTING;
  
  		logi("Disconnecting from the device...");
  		sendLogBroadcast(LOG_LEVEL_DEBUG, "gatt.disconnect()");
  		gatt.disconnect();
  
  		// We have to wait until device gets disconnected or an error occur
  		waitUntilDisconnected();
  		sendLogBroadcast(LOG_LEVEL_INFO, "Disconnected");
  	}