Bug 1342748

Summary: monitor not recognised on X11 intel drivers
Product: Red Hat Enterprise Linux 7 Reporter: Albert <tmdag>
Component: xorg-x11-drv-intelAssignee: Adam Jackson <ajax>
Status: CLOSED ERRATA QA Contact: Desktop QE <desktop-qa-list>
Severity: high Docs Contact:
Priority: unspecified    
Version: 7.4CC: abrahm.scully, pasteur, tpelka, vorona.tolik
Target Milestone: rc   
Target Release: ---   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: xorg-x11-drv-intel-2.99.917-26.20160929.el7 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2017-08-01 12:15:52 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Attachments:
Description Flags
log from centos kernel
none
log from kernel-ml none

Description Albert 2016-06-04 17:26:58 UTC 
Description of problem:

Internal monitor of DELL XPS13 9350 is not recognized with latest available X11-drv-intel (299.217-8.20150615)
Causing lack of brightness control, blank screen after suspend, no possibility to put monitor to sleep in power management etc.
Using Centos7

Version-Release number of selected component (if applicable):

DELL XPS13 9350 (2016)
391-BCHU, 13.3 inch FHD AG (1920 x 1080) InfinityEdge display, Silver
X11-drv-intel (299.217-8.20150615) 64bit 
CentOS Linux release 7.2.1511 (Core)

How reproducible:
Always


Steps to Reproduce:
1.Install distro, x11-drv-lnx comes with it.
2.
3.

Actual results:
Monitor:Unknown
Black screen after suspend, unable to awake
unable to control brightness
unable to put screen to sleep in power management

Expected results:
Everything working as it should


Additional info:
Comment 2 Albert 2016-06-05 19:31:22 UTC 
Tested CentOS kernel 3.10.0-327.18.2.el7.x86_64

>xrandr
xrandr: Failed to get size of gamma for output default
Screen 0: minimum 1920 x 1080, current 1920 x 1080, maximum 1920 x 1080
default connected primary 1920x1080+0+0 0mm x 0mm
   1920x1080     77.00*


Kernel kernel-ml from elrepo
4.6.1-1.el7.elrepo.x86_64
Recognizes monitor, but unfortunately breaks other things

> xrandr
Screen 0: minimum 8 x 8, current 1920 x 1080, maximum 32767 x 32767
eDP1 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 294mm x 165mm
   1920x1080     59.93*+
   1400x1050     59.98  
   1600x900      60.00  
   1280x1024     60.02  
   1280x960      60.00  
   1368x768      60.00  
   1280x720      60.00  
   1024x768      60.00  
   1024x576      60.00  
   960x540       60.00  
   800x600       60.32    56.25  
   864x486       60.00  
   640x480       59.94  
   720x405       60.00  
   640x360       60.00  
DP1 disconnected (normal left inverted right x axis y axis)
DP2 disconnected (normal left inverted right x axis y axis)
HDMI1 disconnected (normal left inverted right x axis y axis)
HDMI2 disconnected (normal left inverted right x axis y axis)
VIRTUAL1 disconnected (normal left inverted right x axis y axis)
Comment 3 Albert 2016-06-05 20:13:21 UTC 
Created attachment 1164951 [details]
log from centos kernel
Comment 4 Albert 2016-06-05 20:13:44 UTC 
Created attachment 1164952 [details]
log from kernel-ml
Comment 5 Adam Jackson 2017-01-31 20:00:26 UTC 
This is just skylake support being absent from 7.2. Should be fixed in 7.4.
Comment 8 errata-xmlrpc 2017-08-01 12:15:52 UTC 
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2017:1905