Putting a lid on USB power

Posted Jun 9, 2006 2:00 UTC (Fri) by giraffedata (guest, #1954)
In reply to: Putting a lid on USB power by ehovland
Parent article: Putting a lid on USB power

I thought the article was saying that Linux knows the capacity of the host USB controller hardware and therefore knows that it is within specs if the USB device is allowed to power up. Otherwise, what is the point of the device telling Linux how much current it needs?