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References: <YvU4GD8HtZ1A4dhI@debian> <20220812090731.31da7d85@oak.ozlabs.ibm.com>
 <20220817094309.140c346e@canb.auug.org.au>
In-Reply-To: <20220817094309.140c346e@canb.auug.org.au>
From:   Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Date:   Wed, 17 Aug 2022 21:39:17 +0100
Message-ID: <CADVatmO-kc93dQc9TPy7ZjGuLUUut7or1VLGYkLWTw803mkWiQ@mail.gmail.com>
Subject: Re: build failure of next-20220811 due to b1a63a0b48ad
 ("drm/amd/display: consider DSC pass-through during mode validation")
To:     Stephen Rothwell <sfr@canb.auug.org.au>
Cc:     Alex Deucher <alexander.deucher@amd.com>,
        Hamza Mahfooz <hamza.mahfooz@amd.com>,
        Fangzhi Zuo <Jerry.Zuo@amd.com>,
        =?UTF-8?Q?Christian_K=C3=B6nig?= <christian.koenig@amd.com>,
        "Pan, Xinhui" <Xinhui.Pan@amd.com>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        amd-gfx mailing list <amd-gfx@lists.freedesktop.org>,
        dri-devel <dri-devel@lists.freedesktop.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        linux-next <linux-next@vger.kernel.org>
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On Wed, Aug 17, 2022 at 12:43 AM Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>
> Hi all,
>
> On Fri, 12 Aug 2022 09:07:31 +1000 Stephen Rothwell <sfr@rothwell.id.au> wrote:
> >
> > On Thu, 11 Aug 2022 18:10:48 +0100 "Sudip Mukherjee (Codethink)" <sudipm.mukherjee@gmail.com> wrote:
> > >
> > > Not sure if it has been reported, builds of riscv, alpha, s390, arm,
> > > arm64, xtensa, mips, csky allmodconfig have failed to build next-20220811
> > > with the error:
> > >
> > > ERROR: modpost: "dc_dsc_compute_bandwidth_range" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined!
> > > ERROR: modpost: "dc_dsc_get_policy_for_timing" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined!
> > >
> > > git bisect pointed to b1a63a0b48ad ("drm/amd/display: consider DSC pass-through during mode validation")
> > > And, reverting that commit has fixed the build failure.
> > >
> > > I will be happy to test any patch or provide any extra log if needed.
> >
> > I have reverted that commit in today's linux-next.
>
> I have removed that revert.  Sudip, can you recheck when linux-next is
> released, please?

The build failure is not seen with next-20220817.


-- 
Regards
Sudip