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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

  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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