Re: build failure of next-20220811 due to b1a63a0b48ad ("drm/amd/display: consider DSC pass-through during mode validation")

[Stephen Rothwell]

Hi Sudip,

On Wed, 17 Aug 2022 21:39:17 +0100 Sudip Mukherjee <sudipm.mukherjee@xxxxxxxxx> wrote:
>
> On Wed, Aug 17, 2022 at 12:43 AM Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> >
> > On Fri, 12 Aug 2022 09:07:31 +1000 Stephen Rothwell <sfr@xxxxxxxxxxxxxx> wrote:  
> > >
> > > On Thu, 11 Aug 2022 18:10:48 +0100 "Sudip Mukherjee (Codethink)" <sudipm.mukherjee@xxxxxxxxx> 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.

Excellent, thanks.

-- 
Cheers,
Stephen Rothwell

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