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Kernel 4.4.114 DRM issue #143

@MyZyl

Description

@MyZyl

Hi, everyone

I am testing my ROC-RK3328-CC. and got a drm issue: I connect a DVI monitor to HDMI output using HDMI-DVI cable. After some time, the DVI monitor is black, It seems the HDMI is disconnected. A few seconds later, the debian desktop shows again. At the same time, a kernel message is released:
[32878.916064] rockchip-vop ff370000.vop: wait win close timeout
[32878.916587] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920*1080, close all win

So, I use dmesg to show kernel messages:
[ 9.090942] tty_port_close_start: tty->count = 1 port count = 2.
[ 9.740962] [drm] failed to set rockchip hdmi connector property hdmi_color_depth_capacity
[ 9.741778] [drm] failed to set rockchip hdmi connector property hdmi_output_mode_capacity
[ 9.742567] [drm] failed to set rockchip hdmi connector property brightness
[ 9.743232] [drm] failed to set rockchip hdmi connector property contrast
[ 9.743921] [drm] failed to set rockchip hdmi connector property saturation
[ 9.744625] [drm] failed to set rockchip hdmi connector property hue
[ 14.389777] rk_gmac-dwmac ff540000.ethernet eth0: Link is Up - 1Gbps/Full - flow control rx/tx
[ 625.422041] rockchip-vop ff370000.vop: wait win close timeout
[ 625.422556] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 19201080, close all win
[ 1228.798075] rockchip-vop ff370000.vop: wait win close timeout
[ 1228.798598] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920
1080, close all win
[ 1528.798639] rockchip-vop ff370000.vop: wait win close timeout
[ 1528.799155] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 19201080, close all win
[ 7194.124524] rockchip-vop ff370000.vop: wait win close timeout
[ 7194.125040] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920
1080, close all win
[ 7797.530171] rockchip-vop ff370000.vop: wait win close timeout
[ 7797.530686] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 19201080, close all win
[ 8097.501976] rockchip-vop ff370000.vop: wait win close timeout
[ 8097.502492] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920
1080, close all win
[18675.696727] rockchip-vop ff370000.vop: wait win close timeout
[18675.697242] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 19201080, close all win
[19279.112808] rockchip-vop ff370000.vop: wait win close timeout
[19279.113323] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920
1080, close all win
[19579.119872] rockchip-vop ff370000.vop: wait win close timeout
[19579.120388] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 19201080, close all win
[21710.066761] rockchip-vop ff370000.vop: wait win close timeout
[21710.067277] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920
1080, close all win
[22313.479189] rockchip-vop ff370000.vop: wait win close timeout
[22313.479714] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 19201080, close all win
[22613.504572] rockchip-vop ff370000.vop: wait win close timeout
[22613.505088] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920
1080, close all win
[28705.778538] rockchip-vop ff370000.vop: wait win close timeout
[28705.779059] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 19201080, close all win
[29309.209561] rockchip-vop ff370000.vop: wait win close timeout
[29309.210077] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920
1080, close all win
[30088.591316] rockchip-vop ff370000.vop: wait win close timeout
[30088.591837] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 19201080, close all win
[31487.985639] rockchip-vop ff370000.vop: wait win close timeout
[31487.986156] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920
1080, close all win
[32578.894155] rockchip-vop ff370000.vop: wait win close timeout
[32578.894682] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 19201080, close all win
[32878.916064] rockchip-vop ff370000.vop: wait win close timeout
[32878.916587] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920
1080, close all win
[93978.183212] rockchip-vop ff370000.vop: wait win close timeout
[93978.183737] rockchip-vop ff370000.vop: [drm:vop_crtc_enable] Update mode to 1920*1080, close all win

My kernel version is:
root@linaro-alip:/usr/local/drivers/test# cat /proc/version
Linux version 4.4.114 (ubuntu@ubuntu-cz) (gcc version 6.3.1 20170404 (Linaro GCC 6.3-2017.05) ) #2 SMP Sun Jan 20 00:20:46 PST 2019
root@linaro-alip:/usr/local/drivers/test# lsb_release -a
No LSB modules are available.
Distributor ID: Debian
Description: Debian GNU/Linux 9.6 (stretch)
Release: 9.6
Codename: stretch
root@linaro-alip:/usr/local/drivers/test#

It seems DRM is unstable. Anyone has some ideas?

Thank you.

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