greybus: interface: add interface_id attribute

Add interface_id attribute that user space needs to identify an
interface.

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Johan Hovold 2015-11-25 15:58:58 +01:00 • committed by Greg Kroah-Hartman
commit 320421a80b