Comment # 15 on bug 71930 from sotiris papadimitriou

$ sudo cat /sys/kernel/debug/vgaswitcheroo/switch
0:IGD:+:DynPwr:0000:01:05.0
1:DIS: :DynPwr:0000:02:00.0
The DynPwr should exist on both cards or only the dGPU?
Does runpm extinguished and the two cards and the computer freezes?