Ubuntu
powertop package

  1. Bug #136549
  2. Comment #12

Comment 12 for bug 136549

Revision history for this message
Oleksij Rempel (olerem) wrote : Re: Powertop suggest to add usbcore.autosuspend=1 to grub's kernel line, doesn't work

this is a bug in powertop logic.
ubuntu kernel has usb autosuspend enabled by default, so you do not need any workarounds given here.