GNU bug report logs - #57760
[PATCH] system: install: Do not load amdgpu in the installer image.

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Message #22 received at 57760-done <at> debbugs.gnu.org (full text, mbox):

From: Mathieu Othacehe <othacehe <at> gnu.org>
To: "pelzflorian (Florian Pelz)" <pelzflorian <at> pelzflorian.de>
Cc: Josselin Poiret <dev <at> jpoiret.xyz>, Antero Mejr <antero <at> mailbox.org>,
 57760-done <at> debbugs.gnu.org
Subject: Re: bug#57760: [PATCH] system: install: Do not load amdgpu in the
 installer image.
Date: Fri, 16 Sep 2022 10:16:19 +0200

Hey Florian,

Thanks for sharing your thoughts.

> What Denis 'GNUtoo' Carikli wrote at
> <https://issues.guix.gnu.org/36786#9> indicates that non-3d graphics
> works for some radeon/amdgpu GPUs, because the code that prevents
> booting could be removed from linux-libre for these GPUs.  If so (and it
> didn’t work for one GPU of mine even though it is listed as freed at
> libreplanet), these amdgpu ones would get a lower screen resolution from
> uvesafb if this patch were added.  But it is worth the trade-off.

Agreed.

> Back then when we blacklisted radeon, we chose to wait for a report of
> amdgpu not working instead of adding amdgpu to the blacklist right away.
> Maybe booting is not broken there?

Yeah, plus the corresponding hardware is way less common. So let's
proceed with this patch as-is. Pushed as
d0376f6718b57be90b2f7697c90e4ecbe0090e0f.

Thanks,

Mathieu

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