[PATCH 1/3] drm/radeon: remove AGP support

Michel Dänzer michel at daenzer.net
Tue May 12 08:16:40 UTC 2020


On 2020-05-11 10:12 p.m., Alex Deucher wrote:
> On Mon, May 11, 2020 at 1:17 PM Christian König
> <ckoenig.leichtzumerken at gmail.com> wrote:
>>
>> AGP is deprecated for 10+ years now and not used any more on modern hardware.
>>
>> Old hardware should continue to work in PCI mode.
> 
> Might want to clarify that there is no loss of functionality here.
> Something like:
> 
> "There is no loss of functionality here.  GPUs will continue to
> function.  This just drops the use of the AGP MMU in the chipset in
> favor of the MMU on the device which has proven to be much more
> reliable.  Due to its unreliability, AGP support has been disabled on
> PowerPC for years already so there is no change on PowerPC."

There's a difference between something being disabled by default or not
being available at all. We may decide it's worth it anyway, but let's do
it based on facts.


-- 
Earthling Michel Dänzer               |               https://redhat.com
Libre software enthusiast             |             Mesa and X developer


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