hdmitx21: init vsif packet [1/2]

PD#SWPL-181719

Problem:
There is no initialization before sending vsif

Solution:
init vsif packet

Verify:
S7D

Change-Id: I6b581d2ed101ff793b87ccf18d12f7f0f4681800
Signed-off-by: ruofei.zhao <ruofei.zhao@amlogic.com>
1 file changed