Re: Wayland on FreeBSD

Le lun. 20 avr. 2020 à 15:20, Jan Beich <[email protected]> a écrit :
>
> Frederic Chardon <[email protected]> writes:
>
> > Le lun. 20 avr. 2020 à 12:20, Niclas Zeising
> > <[email protected]> a écrit :
> >
> >>
> >> On 2020-04-20 12:07, Greg V wrote:
> >> > Apr 20, 2020 12:56:35 PM Frederic Chardon <[email protected]>:
> >> >
> >> >> Le dim. 19 avr. 2020 à 13:50, Jan Beich <[email protected]> a écrit :
> >> >>
> >> >>>
> >> >>>
> >> >>> I'm using Sway myself primarily with X11 applications. For example,
> >> >>> "vblank_mode=0 glxgears" shows 3x more FPS than on real Xorg server. ;)
> >> >>>
> >> >>
> >> >> I decided to give it a try, is hardware acceleration supposed to work?
> >> >> glxgears gives 10x less fps than with X, and 3D is incredibly
> >> >> sluggish.
> >> >> eglinfo output that leads me to believe it is not:
> >> >> GBM platform:
> >> >> i965_dri.so does not support the 0xffffffff PCI ID.
> >> >>
> >> >> It is with sway, -current from yesterday, intel HD4000 iGPU (Ivybridge i5-3320M)
> >> >> no difference between drm-devel-kmod or drm-current-kmod.
> >> >
> >> > Sway itself wouldn't even start without hardware rendering, it doesn't *have* a software renderer.
> >> >
> >> > For the X applications like glxgears, I guess with the mesa build
> >> > that's in official ports currently you still need that DRI3
> >> > something environment variable..
> >>
> >> You shouldn't need that one.  We switched the default to use DRI3 not
> >> long after xorg-server was updated to 1.20.
> >> https://svnweb.freebsd.org/ports?view=revision&revision=528071
> >> It should also be in the latest quarterly branch.
> >> Regards
> >> --
> >> Niclas
> >
> > With or without LIBGL_DRI3_ENABLE=1 in the environment the result is
> > the same. I use official packages, updated yesterday.
> >
> > The problem I face might be due to permission issue. ktrace shows this:
> > 28047 eglinfo  CALL  openat(AT_FDCWD,0x7fffffffc820,0x100002<O_RDWR|O_CLOEXEC>)
> > 28047 eglinfo  NAMI  "/dev/dri/card0"
> > 28047 eglinfo  RET   openat 3
> > /..../
> > 28047 eglinfo  CALL  ioctl(0x3,0xc0106446,0x7fffffffbc70)
> > 28047 eglinfo  RET   ioctl -1 errno 13 Permission denied
>
> What initializes DRI3 is Xwayland which is started by Sway. DRI3 can
> fail for weird reasons (e.g., bug 241821), so make sure you have
>
> https://reviews.freebsd.org/D23846
>
> As graphics/mesa-demos doesn't install eglgears_wayland to check OpenGL
> acceleration in native Wayland clients try multimedia/mpv instead e.g.,
>
>   $ pkg install mpv
>   $ mpv --no-config --msg-level=vo/gpu=v --gpu-api=opengl --gpu-context=wayland /path/to/foo.mp4

Thanks, I'm at r360105 so this fix is included. mpv doesn't output any error.
I installed benchmarks/glmark2, it scores an average of 8 times less
fps under wayland than X11. So wayland in general works, but OpenGL is
slow. Is it expected?
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