Bug 101321 - [DP] [KBL] testdisplay -a have flickering resolution "1920x1080i"
Summary: [DP] [KBL] testdisplay -a have flickering resolution "1920x1080i"
Status: CLOSED FIXED
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: XOrg git
Hardware: x86-64 (AMD64) Linux (All)
: medium major
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard: ReadyForDev
Keywords:
Depends on:
Blocks:
 
Reported: 2017-06-06 20:23 UTC by maria guadalupe
Modified: 2018-04-04 18:23 UTC (History)
2 users (show)

See Also:
i915 platform: KBL
i915 features: display/DP


Attachments
dmesg.log (329.49 KB, text/plain)
2017-06-06 20:23 UTC, maria guadalupe
no flags Details

Description maria guadalupe 2017-06-06 20:23:40 UTC
Created attachment 131741 [details]
dmesg.log

==Bug detailed description==
--------------------------------------------------
this test has flickering in the following configuration
testdisplay -a

==Steps to reproduce==
--------------------------------------------------
./testdisplay -a
 
==Actual results==
--------------------------------------------------
the status is "pass" but visually the following resolutions have flickering when they are tested by the script.

1920x1080i@60hz
1920x1080i@50hz
 
   Software
======================================
kernel version              : 4.12.0-rc3-drm-tip-ww22-commit-187376e+
architecture                : x86_64
os version                  : Ubuntu 17.04
os codename                 : zesty
kernel driver               : i915
======================================
        Graphic drivers
======================================
modesetting                 : modesetting_drv.so
xorg-xserver                : 1.19.3
libdrm                      : 2.4.81
vaapi (intel-driver)        : Intel i965 driver for Intel(R) Kabylake - 1.7.3
cairo                       : 1.14.8
xserver                     : X.Org X Server 1.19.99.1
intel-gpu-tools (tag)       : intel-gpu-tools-1.18-211-g00ce341b
intel-gpu-tools (commit)    : 00ce341b

======================================
             Hardware
======================================
platform                   : KBL-Nuc
motherboard model          : MS-B142
motherboard id             : MS-B1421
form factor                : Desktop
manufacturer               : Micro-StarInternationalCo.,Ltd.
cpu family                 : Core i7
cpu family id              : 6
cpu information            : Intel(R) Core(TM) i7-7500U CPU @ 2.70GHz
gpu card                   : Intel Corporation Device 5916 (rev 02) (prog-if 00                                                                                                              [VGA controller])
memory ram                 : 7.65 GB
max memory ram             : 64 GB
cpu thread                 : 4
cpu core                   : 2
cpu model                  : 142
cpu stepping               : 9
hard drive                 : 111GiB (120GB)
current cd clock frequency : 540000 kHz
maximum cd clock frequency : 675000 kHz
displays connected         : DP-1

======================================
             Firmware
======================================
dmc fw loaded             : yes
dmc version               : 1.1
======================================
             kernel parameters
======================================
quiet splash fastboot drm.debug=0xe

==Attachments==
--------------------------------------------------
dmesg.log
Comment 1 Hector Velazquez 2018-03-15 18:13:53 UTC
this issue can't reproduce with the latest components in KBL QA

test:
sudo -E ./testdisplay -a


======================================
        Graphic stack
======================================
Component: drm
    tag: libdrm-2.4.89-98-ga58490d
    commit: a58490de0d8ae5c290d2db6e59fc44edc829d9c6

Component: intel-gpu-tools
    tag: intel-gpu-tools-1.21-213-g5c146fc
    commit: 5c146fcff2d51ea426efc538599013e887fe456b

Component: piglit
    tag: piglit-v1
    commit: b8a4f6a0eb6bedf1b1d4eb845fabd0f6a635433a
======================================
             Software
======================================
kernel version              : 4.16.0-rc5-drm-intel-qa-ww11-commit-14df087+
os version                  : Ubuntu 17.10 artful x86_64
kernel driver               : i915
hardware acceleration       : disabled
swap partition              : enabled on (/dev/sda2)
======================================
        Graphic drivers
======================================
modesetting                 : enabled
modesetting compiled for    : 1.19.5 X.Org Video Driver
libdrm                      : 2.4.91
cairo                       : 1.15.11
intel-gpu-tools (tag)       : intel-gpu-tools-1.21-213-g5c146fcff
intel-gpu-tools (commit)    : 5c146fcff
======================================
             Hardware
======================================
motherboard id             : NUC7i5BNB
cpu information            : Intel(R) Core(TM) i5-7260U CPU @ 2.20GHz
gpu card                   : Intel Corporation Device 5926 (rev 06) (prog-if 00 [VGA controller])
memory ram                 : 15.56 GB
signature                  : Type 0, Family 6, Model 142, Stepping 9
current cd clock frequency : 337500 kHz
maximum cd clock frequency : 675000 kHz
displays connected         : DP-1
======================================
             Firmware
======================================
dmc fw loaded             : yes
dmc version               : 1.4
guc fw loaded             : fetch NONE, load NONE
guc version wanted        : wanted 9.39, found 0.0
guc version found         : wanted 9.39, found 0.0
======================================
             kernel parameters
======================================
drm.debug=0x1e i915.alpha_support=1 i915.enable_guc=-D1 resume=/dev/sda2
Comment 2 Jani Saarinen 2018-03-29 07:11:13 UTC
First of all. Sorry about spam.
This is mass update for our bugs. 

Sorry if you feel this annoying but with this trying to understand if bug still valid or not.
If bug investigation still in progress, please ignore this and I apologize!

If you think this is not anymore valid, please comment to the bug that can be closed.
If you haven't tested with our latest pre-upstream tree(drm-tip), can you do that also to see if issue is valid there still and if you cannot see issue there, please comment to the bug.


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