icE1usb fw: Add multi-port support for e1.{c,h}

Currently all the users of those function just statically use port 0
only.

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
Change-Id: I17671be65543f5a2bf3d16ba2b5a5081eb38ebdf
4 files changed