Merge remote-tracking branch 'kraxel/usb.39' into staging

Merge remote-tracking branch 'kraxel/usb.39' into staging

* kraxel/usb.39: (21 commits)
  usb: Resolve warnings about unassigned bus on usb device creation
  usb-redir: Return USB_RET_NAK when we've no data for an interrupt endpoint
  usb-redir: Limit return values returned by iso packets
  usb-redir: Let the usb-host know about our device filtering
  usb-redir: Always clear device state on filter reject
  usb-redir: Fix printing of device version
  ehci: drop old stuff
  usb-ehci: Handle ISO packets failing with an error other then NAK
  libcacard: fix reported ATR length
  usb-ccid: advertise SELF_POWERED
  libcacard: link with glib for g_strndup
  usb-desc: fix user trigerrable segfaults (!config)
  usb-ehci: sanity-check iso xfers
  usb: add tracepoint for usb packet state changes.
  usb-xhci: enable packet queuing
  usb-uhci: implement packet queuing
  usb-uhci: process uhci_handle_td return code via switch.
  usb-uhci: add UHCIQueue
  usb-uhci: cleanup UHCIAsync allocation & initialization.
  usb-ehci: fix reset
  ...