The original bug I reported was a duplicate of bug #1751414. It has been
fixed. Lately I've upgraded from 17.10 to 18.08 for my laptop. I don't have
this issue. My laptop has Intel GPU though.

On Sun, 29 Apr 2018, 2:15 am Patyrk Zajdler, <email address hidden>
wrote:

> I'm experiencing the same issue - no hardware acceleration.
>
> I have an askubuntu.com question open with plenty of information and logs.
>
> https://askubuntu.com/questions/1029205/video-playback-performance-issue-ubuntu-18-04
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1752938
>
> Title:
>   Upgrading Ubuntu 18.04 disables GPU hardware acceleration
>
> Status in xorg package in Ubuntu:
>   Confirmed
>
> Bug description:
>   I don't know which package causes this problem. The thing is ugrading
>   Ubuntu 18.04 disables my GPU hardware acceleration.
>
>   glxinfo_before_upgrade
>   OpenGL vendor string: X.Org
>   OpenGL renderer string: Radeon RX 560 Series (POLARIS11 / DRM 3.23.0 /
> 4.15.0-10-generic, LLVM 5.0.1)
>   OpenGL core profile version string: 4.5 (Core Profile) Mesa 17.3.3
>
>   glxinfo_after_upgrade
>   OpenGL vendor string: VMware, Inc.
>   OpenGL renderer string: llvmpipe (LLVM 5.0, 256 bits)
>   OpenGL core profile version string: 3.3 (Core Profile) Mesa 17.3.3
>
>   This problem is reproducible.
>
>   Steps to reproduce:
>   1. Install Ubuntu 18.04 daily live. I've tried Kubuntu 18.04 Feb 26's
> daily live(the installer in Mar 1 crashes which prevents me from installing
> it) and Xubuntu 18.04 Mar 2's daily live. Ubuntu is utilizing my GPU in
> live cd session and after the fresh install Ubuntu is also utilizing my GPU.
>   2. Reboot into the newly installed system, do a dist-upgrade and reboot
> again. Opengl renderer falls back to llvmpipe.
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 18.04
>   Package: xorg 1:7.7+19ubuntu5
>   ProcVersionSignature: Ubuntu 4.15.0-10.11-generic 4.15.3
>   Uname: Linux 4.15.0-10-generic x86_64
>   ApportVersion: 2.20.8-0ubuntu10
>   Architecture: amd64
>   BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
>   CompositorRunning: None
>   CurrentDesktop: XFCE
>   Date: Sat Mar  3 00:58:35 2018
>   DistUpgraded: Fresh install
>   DistroCodename: bionic
>   DistroVariant: ubuntu
>   ExtraDebuggingInterest: Yes, if not too technical
>   GraphicsCard:
>    Advanced Micro Devices, Inc. [AMD/ATI] Baffin [Polaris11] [1002:67ff]
> (rev cf) (prog-if 00 [VGA controller])
>      Subsystem: ASUSTeK Computer Inc. Baffin [Radeon RX 560] [1043:04be]
>   InstallationDate: Installed on 2018-03-02 (0 days ago)
>   InstallationMedia: Xubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64
> (20180302)
>   MachineType: Gigabyte Technology Co., Ltd. B85M-D3V-A
>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-10-generic.efi.signed
> root=UUID=d2dcc7eb-84ca-4102-9ae1-239de26d113c ro quiet splash vt.handoff=1
>   Renderer: Software
>   SourcePackage: xorg
>   Symptom: display
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   dmi.bios.date: 02/12/2015
>   dmi.bios.vendor: American Megatrends Inc.
>   dmi.bios.version: F2
>   dmi.board.asset.tag: To be filled by O.E.M.
>   dmi.board.name: B85M-D3V-A
>   dmi.board.vendor: Gigabyte Technology Co., Ltd.
>   dmi.board.version: x.x
>   dmi.chassis.asset.tag: To Be Filled By O.E.M.
>   dmi.chassis.type: 3
>   dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
>   dmi.chassis.version: To Be Filled By O.E.M.
>   dmi.modalias:
> dmi:bvnAmericanMegatrendsInc.:bvrF2:bd02/12/2015:svnGigabyteTechnologyCo.,Ltd.:pnB85M-D3V-A:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnB85M-D3V-A:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.:
>   dmi.product.family: To be filled by O.E.M.
>   dmi.product.name: B85M-D3V-A
>   dmi.product.version: To be filled by O.E.M.
>   dmi.sys.vendor: Gigabyte Technology Co., Ltd.
>   version.compiz: compiz N/A
>   version.libdrm2: libdrm2 2.4.90-1
>   version.libgl1-mesa-dri: libgl1-mesa-dri 17.3.3-0ubuntu1
>   version.libgl1-mesa-glx: libgl1-mesa-glx 17.3.3-0ubuntu1
>   version.xserver-xorg-core: xserver-xorg-core 2:1.19.6-1ubuntu2
>   version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
>   version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.10.0-1
>   version.xserver-xorg-video-intel: xserver-xorg-video-intel
> 2:2.99.917+git20171229-1
>   version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-2
>
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