Re: [PATCH] drm/amd/display: Add missing hard-float compile flags for PPC64 builds

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On Wed, Jul 13, 2022 at 05:20:40PM -0400, Alex Deucher wrote:
[ ... ]
> > The problem is not the FPU operations, but the fact that soft-float
> > and hard-float compiled code is linked together. The soft-float and
> > hard-float ABIs on powerpc are not compatible, so one ends up with
> > an object file which is partially soft-float and partially hard-float
> > compiled and thus uses different ABIs. That can only create chaos,
> > so the linker complains about it.
> 
> I get that, I just don't see why only DCN 3.1.x files have this
> problem.  The DCN 2.x files should as well.
> 

No idea. Maybe ppc:allmodconfig only builds DCN 3.1.x, and other builds
don't use -Werror and the warning is ignored.

Guenter



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