ELANTECH_F_2FINGER_PACKET
elantech->flags |= ELANTECH_F_2FINGER_PACKET;
elantech->flags &= ~ELANTECH_F_2FINGER_PACKET;
if (elantech->flags & ELANTECH_F_2FINGER_PACKET)
if (elantech->flags & ELANTECH_F_2FINGER_PACKET) {