ELO10_TOUCH_PACKET
elo->expected_packet = ELO10_TOUCH_PACKET;
if (elo->expected_packet != ELO10_TOUCH_PACKET)
elo->expected_packet = ELO10_TOUCH_PACKET;
if (elo->data[1] != ELO10_TOUCH_PACKET)
if (likely(elo->data[1] == ELO10_TOUCH_PACKET)) {