[arch-general] amdgpu: blank screen on Radeon RX 460

[Bjoern Franke]

Hi,

> 
> I've searched through the BBS and amdgpu bugreports, tested some kernel
> commandline parameters like amdgpu.gpu_recovery=1, switching to DRI "2",
> but no solution yet.
> 

sometimes checking "too simple" things could fix issues. The issue was 
caused by a loose connection of the HDMI cable. But somehow strange IMHO 
that it still worked with amdgpu.dc=0 and on Win10.

Best regards
Bjoern