From 0a991f55a85767b6d0bff4690c2e4236bcccbeb1 Mon Sep 17 00:00:00 2001
From: Philippe Houdoin <philippe.houdoin@gmail.com>
* Cache actual configuration(s) whole descriptor(s) by retrieving them simply from device.
* when a device is added/removed, handle each active context, not just default one.
* implement hot unplug support as well. Untested on real hardware yet.