xf86-video-ati: Branch 'master'

[Michel Dänzer]

On Mon, 2009-11-23 at 11:50 +0100, Michel Dänzer wrote: 
> On Sun, 2009-11-22 at 19:06 -0800, Dave Airlie wrote: 
> > man/radeon.man              |    9 +++++++++
> >  src/radeon.h                |    3 +++
> >  src/radeon_dri2.c           |    8 ++++++++
> >  src/radeon_exa.c            |   14 +++++++++++++-
> >  src/radeon_kms.c            |   15 +++++++++++++++
> >  src/radeon_textured_video.c |    2 ++
> >  6 files changed, 50 insertions(+), 1 deletion(-)
> > 
> > New commits:
> > commit e20af9c94982ec6487dae42c141d33cf6a7a2eb4
> > Author: Dave Airlie <airlied at redhat.com>
> > Date:   Fri Nov 20 12:15:02 2009 +1000
> > 
> >     radeon: avoid using hw pixmaps when we have little VRAM.
> >     
> >     This patch returns NULL for pixmap creation when we are using
> >     mixed pixmaps and the pixmap has a size.
> >     
> >     The size check is necessary for the front buffer.
> >     
> >     We add a flag to force pixmap creation for certain pixmaps
> >     that need to be hw, like the DRI2 and Xv ones.
> >     
> >     Idea from Michel and workarounds from Ben Skeggs.
> >     
> >     v2: add Option "EXALowVRAM" to allow configuring this, value in MBs.
> 
> Thanks for adding an option, though I suspect a simple boolean option to
> force-enable/disable the workaround behaviour might be easier to
> understand.

... and would also allow changing / extending the heuristic for the
default value in the future without invalidating the option or requiring
new options.


-- 
Earthling Michel Dänzer           |                http://www.vmware.com
Libre software enthusiast         |          Debian, X and DRI developer