edit mixer path xml OR
also try mixer path mtp / tasha for the following
HPHR and HPHL to 20
RX 4 digital and RX 5 digital from 84 to 120 ( even make Rx1/2/3 digital to 120)
and reboot
please confirm with me....
if this dosnt work! use KangarooX kernel (or any kernel having sound mode)...