Is XAA still supported in recent and future xserver?

[Mark Kettenis]

> Date: Mon, 13 Sep 2010 22:09:29 +0300
> From: Tiago Vignatti <tiago.vignatti at nokia.com>
> 
> On Mon, Sep 13, 2010 at 05:26:34PM +0200, ext Alex Deucher wrote:
> > On Mon, Sep 13, 2010 at 11:18 AM, Matt Dew <matt at osource.org> wrote:
> > > Is that something that should go on a TODO (wish)list?  Move remaining
> > > DDXs from XXA to EXA? Maybe improve those drivers' performance on EXA
> > > first?
> > 
> > I'm not sure it's worth the effort.  Much of the older hardware isn't
> > even capable of EXA (lack of offset-based blitters for solid/copy and
> > the lack of 3D engines for composite).  For hw that is, it's a lot of
> > work for old hardware that hardly anyone one uses.  I suppose there
> > are a few chips that are still used where it may make sense.  In many
> > cases shadowfb is as fast or faster than the blitters on these old
> > chips anyway. XAA is mostly sw rendering now anyway.
> 
> so this means we could deprecate XAA from the server, and if one cares about
> it we recommend to use old servers?

No.  XAA does make a noticable difference on some hardware.