[Mesa-dev] Four questions about DRI1 drivers

[Patrick Baggett]

Now I'm curious. Is it the case that every DRI1 driver *could be* a DRI2
driver with enough effort? Not talking about emulating hardware features.

Patrick

On Thu, Mar 1, 2012 at 1:46 PM, Dave Airlie <airlied at gmail.com> wrote:

> On Thu, Mar 1, 2012 at 7:25 PM, Connor Behan <connor.behan at gmail.com>
> wrote:
> > On 01/03/12 01:36 AM, Dave Airlie wrote:
> >>
> >> You can still build r128_dri.so from Mesa 7.11 and it will work with
> later
> >> Mesa libGLs fine. You just can't build it from Mesa 8.0 source anymore.
> >
> > Really? Even if no one updates r128 to stay compatible with new libGLs
> and
> > no one updating libGL gives a second thought as to whether that update
> will
> > break r128? I thought the whole point of removing DRI1 drivers is that
> most
> > of you are too pressured to keep that promise. If the plan really is to
> > update libGL carefully so that DRI1 drivers will always work with it,
> then
> > it seems like their removal does nothing but save a few MB of space on
> the
> > git server.
>
> Thats the plan, some distros have to keep shipping older drivers, but
> also want to ship newer drivers.
>
> the libGL -> driver interface is a lot more standard than the internal
> mesa<->driver interfaces, and are not the same thing.
>
> Removing the drivers allowed major simplification of mesa internal
> interfaces not the GL->driver interface.
>
> It doesn't save any space on the git server since git holds all the
> history ever.
>
> Dave.
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