From: Kevin Rogovin
This patch series implements a needed workaround for Gen9 for ASTC5x5
sampler reads. The crux of the work around is to make sure that the
sampler does not read an ASTC5x5 texture and a surface with an auxilary
buffer without having a texture cache invalidate between such acces
On Fri, Dec 1, 2017 at 12:19 PM, wrote:
> From: Kevin Rogovin
>
> This patch series implements a needed workaround for Gen9 for ASTC5x5
> sampler reads. The crux of the work around is to make sure that the
> sampler does not read an ASTC5x5 texture and a surface with an auxilary
> buffer without
, 2017 7:38 PM
To: Rogovin, Kevin
Cc: mesa-dev@lists.freedesktop.org
Subject: Re: [Mesa-dev] [PATCH 0/5] i965: ASTC5x5 workaround
On Fri, Dec 1, 2017 at 12:19 PM, wrote:
> From: Kevin Rogovin
>
> This patch series implements a needed workaround for Gen9 for ASTC5x5
> sampler reads.
On Fri, Dec 1, 2017 at 10:06 AM, Rogovin, Kevin wrote:
> Hi,
>
> Yes ANV will need something like this as well. If the GPU samples from both
> an ASTC5x5 texture and one with an aux buffer without a texture cache
> invalidate between such accesses, then the GPU hangs, which in turn makes the
>
--Original Message-
From: Matt Turner [mailto:matts...@gmail.com]
Sent: Friday, December 1, 2017 8:25 PM
To: Rogovin, Kevin
Cc: Ilia Mirkin ; mesa-dev@lists.freedesktop.org
Subject: Re: [Mesa-dev] [PATCH 0/5] i965: ASTC5x5 workaround
On Fri, Dec 1, 2017 at 10:06 AM, Rogovin, Kevin wrote:
> Hi,
On Fri, Dec 01, 2017 at 07:19:17PM +0200, kevin.rogo...@intel.com wrote:
> From: Kevin Rogovin
>
> This patch series implements a needed workaround for Gen9 for ASTC5x5
> sampler reads. The crux of the work around is to make sure that the
> sampler does not read an ASTC5x5 texture and a surface w
Hi,
> 1) do extra tex cache flush when needed and specifically only when needed
> 2) resolve surfaces when undesired combination is about to be sampled
>Latter case could be addressed also with on-the-fly check in
>brw_predraw_resolve_inputs(). There one goes thru all the active textures for
>t
On Mon, Dec 04, 2017 at 09:01:44AM +, Rogovin, Kevin wrote:
> Hi,
>
> > 1) do extra tex cache flush when needed and specifically only when needed
> > 2) resolve surfaces when undesired combination is about to be sampled
>
> >Latter case could be addressed also with on-the-fly check in
> >brw