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

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Message-ID: <87leseabci.fsf@mpe.ellerman.id.au>
Date:   Thu, 28 Jul 2022 00:17:49 +1000
From:   Michael Ellerman <mpe@...erman.id.au>
To:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Alex Deucher <alexdeucher@...il.com>,
        Guenter Roeck <linux@...ck-us.net>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the amdgpu and
 powerpc-fixes trees

Stephen Rothwell <sfr@...b.auug.org.au> 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