From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Jerome Glisse <j.glisse@gmail.com>
Cc: "Alex Deucher" <alexander.deucher@amd.com>,
linuxppc-dev@ozlabs.org, "Michel Dänzer" <michel.daenzer@amd.com>,
"Christian Koenig" <christian.koenig@amd.com>,
dri-devel@lists.freedesktop.org
Subject: Re: TTM placement & caching issue/questions
Date: Thu, 04 Sep 2014 12:25:23 +1000 [thread overview]
Message-ID: <1409797523.25089.8.camel@pasglop> (raw)
In-Reply-To: <20140904020742.GC4835@gmail.com>
On Wed, 2014-09-03 at 22:07 -0400, Jerome Glisse wrote:
> So in the meantime the attached patch should work, it just silently ignore
> the caching attribute request on non x86 instead of pretending that things
> are setup as expected and then latter the radeon ou nouveau hw unsetting
> the snoop bit.
>
> It's not tested but i think it should work.
I'm still getting placements with !CACHED going from bo_memcpy in
ttm_io_prot() though ... I'm looking at filtering the placement
attributes instead.
Ben.
> >
> > Cheers,
> > Jérôme
> >
> > >
> > > Cheers,
> > > Ben.
> > >
> > >
> > > _______________________________________________
> > > dri-devel mailing list
> > > dri-devel@lists.freedesktop.org
> > > http://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2014-09-04 2:25 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-04 0:12 TTM placement & caching issue/questions Benjamin Herrenschmidt
2014-09-04 1:55 ` Jerome Glisse
2014-09-04 2:07 ` Jerome Glisse
2014-09-04 2:25 ` Benjamin Herrenschmidt [this message]
2014-09-04 2:31 ` Jerome Glisse
2014-09-04 2:32 ` Jerome Glisse
2014-09-04 2:36 ` Jerome Glisse
2014-09-04 5:23 ` Benjamin Herrenschmidt
2014-09-04 6:45 ` Gabriel Paubert
2014-09-04 7:19 ` Michel Dänzer
2014-09-04 7:54 ` Benjamin Herrenschmidt
2014-09-04 7:59 ` Michel Dänzer
2014-09-04 7:59 ` Michel Dänzer
2014-09-04 8:07 ` Benjamin Herrenschmidt
2014-09-04 2:15 ` Benjamin Herrenschmidt
2014-09-04 7:12 ` Michel Dänzer
2014-09-04 7:44 ` Thomas Hellstrom
2014-09-04 8:06 ` Benjamin Herrenschmidt
2014-09-04 8:46 ` Thomas Hellstrom
2014-09-04 9:34 ` Daniel Vetter
2014-09-04 9:43 ` Benjamin Herrenschmidt
2014-09-04 10:23 ` Thomas Hellstrom
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