[ALM:10872955] [FP4]:TP drm notifier debug

 &&&%%%comment:[FP4]:TP drm notifier debug
 &&&%%%bug number:10872955
 &&&%%%product name:sm7225_r_fp4
 &&&%%%root cause:Coding
 &&&%%%Bug category:T2M
 &&&%%%Module_Impact:kernel
 &&&%%%Test_Suggestion:TP can suspend and resume
 &&&%%%Solution:enable drm notifier
 &&&%%%Test_Report:test is ok
 &&&%%%VAL Can Test:yes

Change-Id: I8ebfa1e11160d329c8eab74969d031f227714670