VintageNet.PowerManager.PMControl.power_off

You're seeing just the function power_off, go back to VintageNet.PowerManager.PMControl module for more information.

Specs

power_off(VintageNet.ifname()) :: :ok

Power off

This is called when VintageNet stops using an interface. The current state in the power management state machine determines how this is handled. For example, the power could already be off.