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References: <20220726205458.0b5ca446@canb.auug.org.au> <87leseabci.fsf@mpe.ellerman.id.au>
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From:   Alex Deucher <alexdeucher@gmail.com>
Date:   Wed, 27 Jul 2022 12:15:01 -0400
Message-ID: <CADnq5_OkWWO+hNz-n+bw5Wptn3JsfyuXe+ScXYTKwFz6JJf8fQ@mail.gmail.com>
Subject: Re: linux-next: build failure after merge of the amdgpu and
 powerpc-fixes trees
To:     Michael Ellerman <mpe@ellerman.id.au>,
        "Siqueira, Rodrigo" <Rodrigo.Siqueira@amd.com>,
        Melissa Wen <mwen@igalia.com>
Cc:     Stephen Rothwell <sfr@canb.auug.org.au>,
        Guenter Roeck <linux@roeck-us.net>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Linux Next Mailing List <linux-next@vger.kernel.org>
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+ Rodrigo, Melissa

On Wed, Jul 27, 2022 at 10:17 AM Michael Ellerman <mpe@ellerman.id.au> wrote:
>
> Stephen Rothwell <sfr@canb.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