[Mesa-dev] [Bug 79688] [dri3] Latest git breaks PRIME Offloading to Nouveau GPU

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=79688

--- Comment #15 from poma <pomidorabelisima at gmail.com> ---

 = XPresent VSync DRI3 INTEL =

/etc/X11/xorg.conf.d/intel-dri3.conf
Section "Device"
    Identifier  "intel0"
    Driver      "intel"
    Option      "DRI" "3"
EndSection

Xorg.0.log:
intel(0): direct rendering: DRI2 DRI3 enabled

# LIBGL_DEBUG=verbose vblank_mode=0 glxgears
libGL: Can't open configuration file /root/.drirc: No such file or directory.
libGL: pci id for fd 4: 8086:0156, driver i965
libGL: OpenDriver: trying /usr/lib64/dri/tls/i965_dri.so
libGL: OpenDriver: trying /usr/lib64/dri/i965_dri.so
ATTENTION: default value of option vblank_mode overridden by environment.
ATTENTION: default value of option vblank_mode overridden by environment.
libGL: Can't open configuration file /root/.drirc: No such file or directory.
libGL: Using DRI3 for screen 0
libGL: Can't open configuration file /root/.drirc: No such file or directory.
24691 frames in 5.0 seconds = 4938.108 FPS
25310 frames in 5.0 seconds = 5061.974 FPS
23346 frames in 5.0 seconds = 4669.024 FPS
22835 frames in 5.0 seconds = 4566.970 FPS
26354 frames in 5.0 seconds = 5270.756 FPS
25152 frames in 5.0 seconds = 5030.316 FPS
25098 frames in 5.0 seconds = 5019.583 FPS
23447 frames in 5.0 seconds = 4689.399 FPS
23899 frames in 5.0 seconds = 4779.689 FPS
21966 frames in 5.0 seconds = 4393.033 FPS
^C

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