Audio: ad cann't disable for single pid ddp [1/1]

PD#SWPL-177948

Problem:
for single pid ddp stream, need use ad mix level
to control ad.

Solution:
complete this follow.

Verify:
yocto.

Change-Id: I5f79b5cb49ce6eb2a6ad48152fdf47ac383b0fdf
Signed-off-by: wei.wang1 <wei.wang1@amlogic.com>
1 file changed