Comment # 7 on bug 105911 from Michel Dänzer

(In reply to Matthias Nagel from comment #6)
> > BTW, does it still work with the 4.16 kernel and amdgpu.dc=0?
> 
> Yes it does. (But of course with a wrong layout, because DVI-I is renamed to
> DVI-D-1)

Really? It's surprising that the output name would change even with DC
disabled.