Does not solve the problem for me, still Intel VGA driver not loaded.
`lspci -v` returns :
00:02.0 VGA compatible controller: Intel Corporation 4th Gen Core Processor
Integrated Graphics Controller (rev 06) (prog-if 00 [VGA controller])
Subsystem: Dell 4th Gen Core Processor Integrated Graphics Controller
Flags: bus master, fast devsel, latency 0, IRQ 11
Memory at f5800000 (64-bit, non-prefetchable) [size=4M]
Memory at e0000000 (64-bit, prefetchable) [size=256M]
I/O ports at f000 [size=64]
[virtual] Expansion ROM at 000c0000 [disabled] [size=128K]
Capabilities: [90] MSI: Enable- Count=1/1 Maskable- 64bit-
Capabilities: [d0] Power Management version 2
Capabilities: [a4] PCI Advanced Features
No driver is loaded.
And `lsmod` does not show the intel video driver.
Am I missing something?
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https://bugs.launchpad.net/bugs/1767468
Title:
Upgrade from 16.04 to 18.04, then uninstalling unity disables hardware
acceleration
Status in nux package in Ubuntu:
Confirmed
Bug description:
After upgrading from 16.04 to 18.04 on a very plain Intel Skylake
graphics, hardware acceleration is gone. Glxinfo and System
Information report 'llvmpipe' (software rasterizer)
It is caused by the file
/etc/X11/Xsession.d/50_check_unity_support
which can be deleted and then this problem goes away.
> 00:02.0 VGA compatible controller: Intel Corporation HD Graphics 520
(rev 07)
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: libglvnd0 1.0.0-2ubuntu2
ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
Uname: Linux 4.15.0-20-generic x86_64
ApportVersion: 2.20.9-0ubuntu7
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Fri Apr 27 20:24:48 2018
Dependencies:
gcc-8-base 8-20180414-1ubuntu2
libc6 2.27-3ubuntu1
libgcc1 1:8-20180414-1ubuntu2
EcryptfsInUse: Yes
InstallationDate: Installed on 2016-04-21 (735 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64
(20160420.1)
SourcePackage: libglvnd
UpgradeStatus: Upgraded to bionic on 2018-04-26 (0 days ago)
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