ftdi: Provide synchronous send and recv functions
ftdi: Provide synchronous send and recv functions

This is solely for convenience and might come in handy once we integrate
this into rayactor_enttec.

Signed-off-by: aszlig <ee1aa092358634f9c53f01b5a783726c9e21b35a@redmoonstudios.org>

aszlig/rayactor