audio: Fix msync start wait. [1/1]

PD#SWPL-187914

Problem:
1.Fix msync start wait.
2.msync policy abnormal when start play.

Solution:
1.Fix msync start wait.
2.pass the param "policy->audio_need_policy" into
av_sync_audio_render function.

Verify:
Yocto: :AP222

Change-Id: I43a33c207be3ac21d1c6ab652d7b3d9cd16eb62e
Signed-off-by: xingri.gao <xingri.gao@amlogic.com>
2 files changed