di: pretect reg unreg flow [1/1]
authorYong Qin <yong.qin@amlogic.com>
Wed, 6 Mar 2019 10:51:42 +0000 (18:51 +0800)
committerJianxin Pan <jianxin.pan@amlogic.com>
Fri, 15 Mar 2019 10:50:43 +0000 (02:50 -0800)
commitedc197039887da2a9ea7c48e447e7113a7a3b8d3
tree951be408327548645f9f1df9f47b65afdb467191
parentbdee9fadcbc0e91c5aa58d93d25672db9036f7da
di: pretect reg unreg flow [1/1]

PD#SWPL-4918

Problem:
when reg unreg event called too fast, di cause system crash

Solution:
pretect reg and unreg flow

Verify:
tl1

Change-Id: I9b3e28c2b0b709d4f53f60b1f044a390933117ce
Signed-off-by: Yong Qin <yong.qin@amlogic.com>
drivers/amlogic/media/deinterlace/deinterlace.c