wenlong.zhang 9fd107f3c2 drm: fix attr node crash when booting with hdmi plugout [1/1]
PD#SWPL-230330

Problem:
when booting ott, cat /sys/class/drm/card0/crtc0/attr will
crashed when hdmi cable plugout

Solution:
if hdmi connector did not found or connect state is null,
this node will return

Verify:
s7d

Test:
DRM-OSD-16

Change-Id: Ibc8c84f24218f8cadc83e258f37b808e4d4eb4ef
Signed-off-by: wenlong.zhang <wenlong.zhang@amlogic.com>
2025-10-13 06:58:21 -07:00
2025-10-12 23:20:09 -07:00
2025-10-12 23:20:09 -07:00
2025-06-23 21:15:59 -07:00
S
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