[Bug 101390] [DP] [BDW][BXT] Error with display test using MST dongle

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Tue Jul 18 20:56:32 UTC 2017


https://bugs.freedesktop.org/show_bug.cgi?id=101390

--- Comment #5 from Ricardo Madrigal <ricardox.madrigal.maldonado at intel.com> ---
I ran this test with lasted kernel version, with this configuration: 

(mini DP to DP) + (DP to DP) with monitor 4K and a MST dongle "SUNIX"

gfx at gfx-desktop:~/intel-graphics/intel-gpu-tools/tests$ sudo -E ./testdisplay
-a
CRTC(32):[0]  3840x2160 60 3840 3888 3920 4000 2160 2163 2168 2222 0x9 0x48
533250
CRTC(32):[1]  3840x2160 30 3840 3888 3920 4000 2160 2165 2170 2191 0x5 0x40
262790
CRTC(32):[2]  3840x2160 24 3840 3888 3920 4000 2160 2163 2168 2185 0x5 0x40
209800
CRTC(32):[3]  2560x1440 60 2560 2608 2640 2720 1440 1443 1448 1481 0x9 0x40
241500
CRTC(32):[4]  1920x1080 60 1920 2008 2052 2200 1080 1084 1089 1125 0x5 0x40
148500
CRTC(32):[5]  1920x1080 60 1920 2008 2052 2200 1080 1084 1089 1125 0x5 0x40
148352
CRTC(32):[6]  1920x1080 50 1920 2448 2492 2640 1080 1084 1089 1125 0x5 0x40
148500
CRTC(32):[7]  1920x1080 24 1920 2558 2602 2750 1080 1084 1089 1125 0x5 0x40
74250
CRTC(32):[8]  1920x1080 24 1920 2558 2602 2750 1080 1084 1089 1125 0x5 0x40
74176
CRTC(32):[9]  1680x1050 60 1680 1784 1960 2240 1050 1053 1059 1089 0x6 0x40
146250
CRTC(32):[10]  1280x1024 75 1280 1296 1440 1688 1024 1025 1028 1066 0x5 0x40
135000
CRTC(32):[11]  1280x1024 60 1280 1328 1440 1688 1024 1025 1028 1066 0x5 0x40
108000
CRTC(32):[12]  1440x900 60 1440 1520 1672 1904 900 903 909 934 0x6 0x40 106500
CRTC(32):[13]  1280x960 60 1280 1376 1488 1800 960 961 964 1000 0x5 0x40 108000
CRTC(32):[14]  1152x864 75 1152 1216 1344 1600 864 865 868 900 0x5 0x40 108000
CRTC(32):[15]  1280x720 60 1280 1390 1430 1650 720 725 730 750 0x5 0x40 74250
CRTC(32):[16]  1280x720 60 1280 1390 1430 1650 720 725 730 750 0x5 0x40 74176
CRTC(32):[17]  1280x720 50 1280 1720 1760 1980 720 725 730 750 0x5 0x40 74250
CRTC(32):[18]  1024x768 75 1024 1040 1136 1312 768 769 772 800 0x5 0x40 78750
CRTC(32):[19]  1024x768 70 1024 1048 1184 1328 768 771 777 806 0xa 0x40 75000
CRTC(32):[20]  1024x768 60 1024 1048 1184 1344 768 771 777 806 0xa 0x40 65000
CRTC(32):[21]  832x624 75 832 864 928 1152 624 625 628 667 0xa 0x40 57284
CRTC(32):[22]  800x600 75 800 816 896 1056 600 601 604 625 0x5 0x40 49500
CRTC(32):[23]  800x600 72 800 856 976 1040 600 637 643 666 0x5 0x40 50000
CRTC(32):[24]  800x600 60 800 840 968 1056 600 601 605 628 0x5 0x40 40000
CRTC(32):[25]  800x600 56 800 824 896 1024 600 601 603 625 0x5 0x40 36000
CRTC(32):[26]  720x576 50 720 732 796 864 576 581 586 625 0xa 0x40 27000
CRTC(32):[27]  720x480 60 720 736 798 858 480 489 495 525 0xa 0x40 27027
CRTC(32):[28]  720x480 60 720 736 798 858 480 489 495 525 0xa 0x40 27000
CRTC(32):[29]  640x480 75 640 656 720 840 480 481 484 500 0xa 0x40 31500
CRTC(32):[30]  640x480 73 640 664 704 832 480 489 492 520 0xa 0x40 31500
CRTC(32):[31]  640x480 67 640 704 768 864 480 483 486 525 0xa 0x40 30240
CRTC(32):[32]  640x480 60 640 656 752 800 480 490 492 525 0xa 0x40 25200
CRTC(32):[33]  640x480 60 640 656 752 800 480 490 492 525 0xa 0x40 25175
CRTC(32):[34]  720x400 70 720 738 846 900 400 412 414 449 0x6 0x40 28320
SUCCESS (-1.000s)

AND 
This configuration too:
mini DP to DP) + (DP to DP) with monitor 4K and a MST dongle "ACCEL"
Result with accell
gfx at gfx-desktop:~/intel-graphics/intel-gpu-tools/tests$
gfx at gfx-desktop:~/intel-graphics/intel-gpu-tools/tests$ sudo -E ./testdisplay
-a
CRTC(32):[0]  1024x768 75 1024 1040 1136 1312 768 769 772 800 0x5 0x40 78750
CRTC(32):[1]  1024x768 70 1024 1048 1184 1328 768 771 777 806 0xa 0x40 75000
CRTC(32):[2]  1024x768 60 1024 1048 1184 1344 768 771 777 806 0xa 0x40 65000
CRTC(32):[3]  832x624 75 832 864 928 1152 624 625 628 667 0xa 0x40 57284
CRTC(32):[4]  800x600 75 800 816 896 1056 600 601 604 625 0x5 0x40 49500
CRTC(32):[5]  800x600 72 800 856 976 1040 600 637 643 666 0x5 0x40 50000
CRTC(32):[6]  800x600 60 800 840 968 1056 600 601 605 628 0x5 0x40 40000
CRTC(32):[7]  800x600 56 800 824 896 1024 600 601 603 625 0x5 0x40 36000
CRTC(32):[8]  720x576 50 720 732 796 864 576 581 586 625 0xa 0x40 27000
CRTC(32):[9]  720x480 60 720 736 798 858 480 489 495 525 0xa 0x40 27027
CRTC(32):[10]  720x480 60 720 736 798 858 480 489 495 525 0xa 0x40 27000
CRTC(32):[11]  640x480 75 640 656 720 840 480 481 484 500 0xa 0x40 31500
CRTC(32):[12]  640x480 73 640 664 704 832 480 489 492 520 0xa 0x40 31500
CRTC(32):[13]  640x480 67 640 704 768 864 480 483 486 525 0xa 0x40 30240
CRTC(32):[14]  640x480 60 640 656 752 800 480 490 492 525 0xa 0x40 25200
CRTC(32):[15]  640x480 60 640 656 752 800 480 490 492 525 0xa 0x40 25175
CRTC(32):[16]  720x400 70 720 738 846 900 400 412 414 449 0x6 0x40 28320
SUCCESS (-1.000s)

with the first configuration works fine, but not with the second.

This is my general configuration.
Configuration 

======================================
        Update tool
======================================

======================================
             Software
======================================
kernel version              : 4.12.0audio+
architecture                : x86_64
os version                  : Ubuntu 17.04
os codename                 : zesty
kernel driver               : i915
bios revision               : 5.6
bios release date           : 05/11/2017

======================================
        Graphic drivers
======================================
mesa                      : 17.0.3
modesetting               : modesetting_drv.so
xorg-xserver              : 1.19.3
libdrm                    : 2.4.76
libva                     : 1.7.3-2
vaapi (intel-driver)      : 1.7.3
cairo                     : 1.14.8-1
intel-gpu-tools           : 1.17-1

======================================
             Hardware
======================================
platform                   : BDW
motherboard id             : NUC5i7RYB
form factor                : Desktop
cpu family                 : Core i7
cpu family id              : 6
cpu information            : Intel(R) Core(TM) i7-5557U CPU @ 3.10GHz
gpu card                   : Intel Corporation Iris Graphics 6100 (rev 09)
(prog-if 00 [VGA controller])
memory ram                 : 15.56 GB
max memory ram             : 16 GB
display resolution         : 1600x900
cpu thread                 : 4
cpu core                   : 2
cpu model                  : 61
cpu stepping               : 4
socket                     : Socket BGA1168
signature                  : Type 0, Family 6, Model 61, Stepping 4
hard drive                 : 111GiB (120GB)
current cd clock frequency : 450000 kHz
maximum cd clock frequency : 540000 kHz
displays connected         : DP-2

Adding dmesg, before and after test.

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