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.
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)
Steps to Reproduce:
1.Install distro, x11-drv-lnx comes with it.
Black screen after suspend, unable to awake
unable to control brightness
unable to put screen to sleep in power management
Everything working as it should
Tested CentOS kernel 3.10.0-327.18.2.el7.x86_64
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
Kernel kernel-ml from elrepo
Recognizes monitor, but unfortunately breaks other things
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
800x600 60.32 56.25
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)
Created attachment 1164951 [details]
log from centos kernel
Created attachment 1164952 [details]
log from kernel-ml
This is just skylake support being absent from 7.2. Should be fixed in 7.4.
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.