[Mesa-dev] [Bug 104928] libglvnd_1.0.0 disables amdgpu direct rendering

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104928

            Bug ID: 104928
           Summary: libglvnd_1.0.0 disables amdgpu direct rendering
           Product: Mesa
           Version: git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: blocker
          Priority: medium
         Component: EGL
          Assignee: mesa-dev at lists.freedesktop.org
          Reporter: fin4478 at hotmail.com
        QA Contact: mesa-dev at lists.freedesktop.org

Created attachment 137150
  --> https://bugs.freedesktop.org/attachment.cgi?id=137150&action=edit
Xorg.0.log

In Debian testing many qt5 applications depends on the libegl1 package that is
created from the libglvnd_1.0.0 sources. Original source is from Nvidia.
https://packages.debian.org/buster/libegl1

The presence of this package disables 2d and 3d hardware acceleration of the
Mesa amdgpu  driver:

[ 6.245] (EE) AMDGPU(0): eglGetDisplay() failed
[ 6.245] (EE) AMDGPU(0): glamor detected, failed to initialize EGL.

[ 6.452] (II) AMDGPU(0): Front buffer pitch: 7680 bytes
[ 6.452] (==) AMDGPU(0): DRI3 disabled
[ 6.452] (==) AMDGPU(0): Backing store enabled
[ 6.452] (WW) AMDGPU(0): Direct rendering disabled
[ 6.452] (II) AMDGPU(0): 2D and 3D acceleration disabled
[ 6.452] (==) AMDGPU(0): DPMS enabled
[ 6.452] (==) AMDGPU(0): Silken mouse enabled
[ 6.453] (II) AMDGPU(0): RandR 1.2 enabled, ignore the following RandR disabled
message.
[ 6.489] (--) RandR disabled
[ 6.491] (II) SELinux: Disabled on system
[ 6.491] (II) AIGLX: Screen 0 is not DRI2 capable
[ 6.491] (EE) AIGLX: reverting to software rendering
[ 6.499] (II) IGLX: enabled GLX_MESA_copy_sub_buffer
[ 6.500] (II) IGLX: Loaded and initialized swrast
[ 6.500] (II) GLX: Initialized DRISWRAST GL provider for screen 0



I am using Oibaf ppa Mesa git and this bug appeared in a couple of days. This
work might have caused this bug:
https://www.phoronix.com/scan.php?page=news_item&px=GLXVND-Closer-To-Xorg

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