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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Jon Smirl <jonsmirl@gmail.com>
Cc: Greg KH <greg@kroah.com>, linux-kernel@vger.kernel.org
Subject: Re: [RFC] Small PCI core patch
Date: Wed, 23 Nov 2005 09:59:02 +1100	[thread overview]
Message-ID: <1132700342.26560.243.camel@gaston> (raw)
In-Reply-To: <9e4733910511220854m2c5ffbe0t67a53f6bae89653@mail.gmail.com>

On Tue, 2005-11-22 at 11:54 -0500, Jon Smirl wrote:
> On 11/21/05, Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:
> > For those who haven't noticed, the latest generation of ATI cards have a
> > new 2D engine that is completely different from the previous one and
> > totally undocumented. So far, they haven't showed any plans to provide
> > any kind of documentation for it, unlike what they did for previous
> > chipsets, not even 2D and not even under NDA. That means absolutely _0_
> > support for it in linux or X.org except maybe with some future version
> > of their binary blob, and _0_ support for it for any non-x86
> > architecture of course.
> 
> Are you sure it is a new 2D engine? ATI engineers have mentioned
> several times that they were looking at removing the 2D engine and
> going 3D only - using the 3D engine to draw the 2D data.

By new 2D engine, I meant the mode setting core.

> Removal of the 2D engines is a key vulnerability in the strategy of
> only using 2D on Linux.
> 
> --
> Jon Smirl
> jonsmirl@gmail.com


  parent reply	other threads:[~2005-11-22 23:02 UTC|newest]

Thread overview: 78+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-21 22:53 [RFC] Small PCI core patch Greg KH
2005-11-21 23:01 ` Greg KH
2005-11-21 23:35   ` Benjamin Herrenschmidt
2005-11-22  0:47     ` Dave Airlie
2005-11-22  1:34       ` Alan Cox
2005-11-22  2:20         ` Jon Smirl
2005-11-22  2:36           ` Benjamin Herrenschmidt
2005-11-22  3:01             ` Jon Smirl
2005-11-22  7:41           ` Rob Landley
2005-11-22  8:44             ` Dave Airlie
2005-11-22  2:27         ` Benjamin Herrenschmidt
2005-11-22  3:23           ` Jon Smirl
2005-11-22  3:44             ` Benjamin Herrenschmidt
2005-11-22  4:11             ` Neil Brown
2005-11-22  8:07               ` Denis Vlasenko
2005-11-22 14:30                 ` Jeff Garzik
2005-11-22 16:33                   ` Rob Landley
2005-11-22 16:38                     ` Jeff Garzik
2005-11-22 10:58               ` Florian Weimer
2005-11-22 19:28               ` Adrian Bunk
2005-11-23 15:46                 ` Jesper Juhl
2005-11-24  2:11                   ` Lee Revell
2005-11-22 15:46             ` Avi Kivity
2005-11-22 15:51               ` Jeff Garzik
2005-11-22 16:14                 ` Avi Kivity
2005-11-22 16:25                   ` Jeff Garzik
2005-11-22 16:40                     ` Avi Kivity
2005-11-22 16:56                       ` Jeff Garzik
2005-11-22 17:11                         ` Avi Kivity
2005-11-22 17:37                         ` Brian Gerst
2005-11-22 17:38                           ` Jeff Garzik
2005-11-22 19:39                           ` Avi Kivity
2005-11-23 10:51                         ` Rogério Brito
2005-11-23 14:29                           ` Alan Cox
2005-11-22 18:38                       ` Alan Cox
2005-11-22 19:47                         ` Avi Kivity
2005-11-22 16:26                   ` Diego Calleja
2005-11-22 16:35                     ` Avi Kivity
2005-11-22 19:49                       ` Diego Calleja
2005-11-22 20:08                         ` Avi Kivity
2005-11-22 20:15                           ` Lee Revell
2005-11-22 20:43                           ` Diego Calleja
2005-11-22 22:00                             ` Avi Kivity
2005-11-22 22:42                       ` Jan Knutar
2005-11-22 14:07           ` Marc Koschewski
2005-11-22 22:53             ` Benjamin Herrenschmidt
2005-11-22 23:06               ` Marc Koschewski
2005-11-22 23:20                 ` Benjamin Herrenschmidt
2005-11-22 14:25           ` Alan Cox
2005-11-22 14:26             ` today's graphics (was Re: [RFC] Small PCI core patch) Jeff Garzik
2005-11-22 18:58               ` Alan Cox
2005-11-22 18:41                 ` Jeff Garzik
2005-11-22  1:21     ` [RFC] Small PCI core patch Greg KH
2005-11-22  1:28     ` Chris Wedgwood
2005-11-22  1:42       ` Greg KH
2005-11-22  5:50     ` Arjan van de Ven
2005-11-22 14:36       ` Jeff Garzik
2005-11-22 16:54     ` Jon Smirl
2005-11-22 20:17       ` Alan Cox
2005-11-22 21:13         ` Brian Gerst
2005-11-22 23:26           ` Alan Cox
2005-11-22 22:59       ` Benjamin Herrenschmidt [this message]
2005-11-22  6:57   ` Rob Landley
2005-11-22 18:26   ` Matthieu CASTET
2005-11-22 19:05     ` Greg KH
2005-11-22 20:15     ` Alan Cox
2005-11-23  3:26       ` Andrew James Wade
2005-11-21 23:28 ` Jeff Garzik
2005-11-21 23:30 ` Benjamin Herrenschmidt
2005-11-22 17:50 ` Greg KH
2005-11-22 22:31   ` Harald Dunkel
2005-11-22 23:40     ` Alan Cox
2005-11-23  6:06       ` Harald Dunkel
2005-11-23  6:26         ` Dave Jones
2005-11-23 11:11           ` Alan Cox
     [not found] <5bsXq-5uy-3@gated-at.bofh.it>
     [not found] ` <5bsXq-5uy-1@gated-at.bofh.it>
     [not found]   ` <5btqF-66n-41@gated-at.bofh.it>
     [not found]     ` <5bzmg-66b-1@gated-at.bofh.it>
     [not found]       ` <5bHtG-228-23@gated-at.bofh.it>
2005-11-25  4:06         ` Robert Hancock
2005-11-25  6:34           ` Jeff Garzik
2005-11-25 13:54           ` Alan Cox

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