[Mesa-dev] [PATCH 00/28] vulkan/wsi: Rework WSI to look a lot more like a layer

[Jason Ekstrand]

On Tue, Nov 21, 2017 at 1:21 PM, Grazvydas Ignotas <notasas at gmail.com>
wrote:

> On Mon, Nov 20, 2017 at 6:08 PM, Jason Ekstrand <jason at jlekstrand.net>
> wrote:
> > On Sun, Nov 19, 2017 at 5:07 AM, Grazvydas Ignotas <notasas at gmail.com>
> > wrote:
> >>
> >> On Sun, Nov 19, 2017 at 1:51 AM, Jason Ekstrand <jason at jlekstrand.net>
> >> wrote:
> >> >
> >> > I force-pushed the branch again with an added commit: "radv: Move wsi
> >> > initialization later in physical_device_init" that fixes the memory
> type
> >> > issue with radv.  I've tested both radv + radeon and anv + radeon on
> my
> >> > HSW
> >> > + Rx550 and they both work now.  I'm having a bit of trouble actually
> >> > getting my system to start up on the Intel card so I'll have to leave
> >> > testing radv on Intel for another day.
> >>
> >> Radv is working now on both displays, however "display on amd + anv"
> >> case still acts the same (black window on most, but not all
> >> SaschaWillems demos). I'm using xf86-video-amdgpu 1.4.0, 4.14 kernel
> >> and xorg-server 1.18.4, if that makes a difference.
> >
> >
> > I'm completely unable to reproduce.  Here's my setup:
> >
> >  - Fedora 27
> >  - X.org 1.19.5
> >  - xf86-video-amdgpu 1.3.0
> >  - Linux 4.13.12
> >  - Intel Haswell
> >  - AMD RX550
> >
> > I've tried with amdgpu, modesetting, and XWayland all running on the AMD
> > card and anv works on all three.  I'm a little weirded out by the fact
> that
> > my X server is newer but my xf86-video-amdgpu is older.
>
> Well I compiled my own xf86-video-amdgpu. Not sure why.
>
> > Two things I'd like you to try if you can:
> >
> >  1) Use modesetting.  It may be a bug in your version of amdgpu.
>
> Same results (black window), plus all the tearing all over I usually
> get with it. Also tried the distro kernel (4.10).
>
> >  2) Try the attached patch with radv + display on AMD.  It will make radv
> > use the prime path regardless of the fact that it's displaying on the
> same
> > GPU.
>
> Still works fine, albeit a bit slower (as expected I guess).
> Maybe something specific to SKL?
>

I think it may be weirdly enough.  More specifically, I think you're
probably hitting a bug I found today in the Sascha demos that probably only
actually shows up on SKL.  Give this PR a try:

https://github.com/SaschaWillems/Vulkan/pull/400

--Jason
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