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Date:   Fri, 12 Aug 2022 09:07:31 +1000
From:   Stephen Rothwell <sfr@rothwell.id.au>
To:     Alex Deucher <alexander.deucher@amd.com>
Cc:     "Sudip Mukherjee (Codethink)" <sudipm.mukherjee@gmail.com>,
        Hamza Mahfooz <hamza.mahfooz@amd.com>,
        Fangzhi Zuo <Jerry.Zuo@amd.com>,
        Christian =?UTF-8?B?S8O2bmln?= <christian.koenig@amd.com>,
        "Pan, Xinhui" <Xinhui.Pan@amd.com>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>, amd-gfx@lists.freedesktop.org,
        dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
        linux-next@vger.kernel.org
Subject: Re: build failure of next-20220811 due to b1a63a0b48ad
 ("drm/amd/display: consider DSC pass-through during mode validation")
Message-ID: <20220812090731.31da7d85@oak.ozlabs.ibm.com>
In-Reply-To: <YvU4GD8HtZ1A4dhI@debian>
References: <YvU4GD8HtZ1A4dhI@debian>
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Hi all,

On Thu, 11 Aug 2022 18:10:48 +0100 "Sudip Mukherjee (Codethink)" <sudipm.mu=
kherjee@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:
>=20
> ERROR: modpost: "dc_dsc_compute_bandwidth_range" [drivers/gpu/drm/amd/amd=
gpu/amdgpu.ko] undefined!
> ERROR: modpost: "dc_dsc_get_policy_for_timing" [drivers/gpu/drm/amd/amdgp=
u/amdgpu.ko] undefined!
>=20
> git bisect pointed to b1a63a0b48ad ("drm/amd/display: consider DSC pass-t=
hrough during mode validation")
> And, reverting that commit has fixed the build failure.
>=20
> 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.

--=20
Cheers,
Stephen Rothwell

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