[Mesa-dev] [PATCH 09/10] st/vdpau: implement the new DMA-buf based interop

Nayan Deshmukh nayan26deshmukh at gmail.com
Fri Oct 28 06:58:58 UTC 2016

On Fri, Oct 28, 2016 at 7:00 AM, Michel Dänzer <michel at daenzer.net> wrote:

> On 28/10/16 03:08 AM, Marek Olšák wrote:
> > On Thu, Oct 27, 2016 at 5:23 PM, Emil Velikov <emil.l.velikov at gmail.com>
> wrote:
> >> On 17 October 2016 at 10:37, Marek Olšák <maraeo at gmail.com> wrote:
> >>> Reverting the whole commit is too much. You can just remove the PIPE
> >>> SHARED usage if you need to.
> >>>
> >> I'd imagine that one wants to check if radeon(s) behave OK with the
> >> flag dropped ? Thus it might be better for someone with radeon HW to
> >> give it a bash.
> >> Can we have a volunteer please :-)
> >
> > r600-radeonsi ignore PIPE_BIND_SHARED on textures.
> That doesn't mean the state tracker can just drop PIPE_BIND_SHARED.
> https://patchwork.freedesktop.org/patch/110569/ seems the best candidate
> for resolving the nouveau issue, but I suspect as is it might break DRI3
> PRIME. Nayan, can you check this and fix it up as necessary? Basically,
> PIPE_BIND_LINEAR is only really necessary for buffers which are sent to
> the X server for presentation on a different GPU.
> It works fine with DRI3 Prime with my I+A system, but I think it won't
work with a I+N
system as it uses PIPE_BIND_SHARE and PIPE_BIND_LINEAR together for one
Since this buffer is being sent to X we need to have a PIPE_BIND_LINEAR, so
should I send
a patch removing SHARED flag, it is working fine on my system without the
shared flag.


> --
> Earthling Michel Dänzer               |               http://www.amd.com
> Libre software enthusiast             |             Mesa and X developer
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