l1_queue_for_l2(struct msgb *msg) will queue data from layer1 for layer2 and will send via serial to host now if i directly replace all layer2_read content and pass msg to l1ctlrecv will it work on target host == host pc target == phone any suggestion on this and l1a_l23_rx this will receive data from l23 from host is it correct Note: I am trying to implement l2l3 on phone it self -- Akib Sayyed Matrix-Shell akibsayyed(a)gmail.com akibsayyed(a)matrixshell.com Mob:- +91-966-514-2243