vdin: Set the maximun number of buffers for vdin to 16 [1/1]

PD#SWPL-195738

Problem:
Need more video latency for avsync in MS12.However,the maximun
buffers supported by VDIN is limited by the code.

Solution:
Modify the VDIN code to support 16 buffers

Verify:
t6d

Change-Id: I99dfd118d7ba7e1206a7d1f04ebbab0b0f7e938b
Signed-off-by: haitao.liu <haitao.liu@amlogic.com>
3 files changed