Subject: Re: linux-next: build failure after merge of the amdgpu and powerpc-fixes trees

From: Michael Ellerman <[email-masked]>
Date: Thu, 28 Jul 2022 00:17:49 +1000

Stephen Rothwell <[email-masked]> writes:
> Hi all,
>
> After merging the amdgpu tree, today's linux-next build (powerpc
> allyesconfig) failed like this:
>
> ld: drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.o uses hard float, drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.o uses soft float
> ld: failed to merge target specific data of file drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.o
>
> I have reverted commit
>
>   c653c591789b ("drm/amdgpu: Re-enable DCN for 64-bit powerpc")
>
> for today.

It bisects to:

  40b31e5355ba ("drm/amd/display: Remove FPU flags from DCN30 Makefile")

So I guess there's still some float code in dcn30?

cheers