Matthew Garrett wrote: > The > issue is more about letting the *bus* power down. How much we save will > depend on the specific bus layout on a given machine, and also whether > we can successfully autosuspend all of the drivers.
Modern machines are full of (mostly empty) buses, so there is hope the gain will not be insignificant. :-) $ lsusb Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 003 Device 010: ID 0a5c:2110 Broadcom Corp. Bluetooth Controller Bus 003 Device 003: ID 0483:2016 SGS Thomson Microelectronics Fingerprint Reader Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub -- Roberto Ragusa mail at robertoragusa.it -- fedora-devel-list mailing list fedora-devel-list@redhat.com https://www.redhat.com/mailman/listinfo/fedora-devel-list
