fsi_stream_handler_call
fsi_stream_handler_call(io, init, fsi, io);
fsi_stream_handler_call(io, quit, fsi, io);
return fsi_stream_handler_call(io, transfer, fsi, io);
fsi_stream_handler_call(io, start_stop, fsi, io, 1)
fsi_stream_handler_call(io, start_stop, fsi, io, 0)
ret1 = fsi_stream_handler_call(io, probe, fsi, io, dev);
ret2 = fsi_stream_handler_call(io, probe, fsi, io, dev);
ret1 = fsi_stream_handler_call(io, remove, fsi, io);
ret2 = fsi_stream_handler_call(io, remove, fsi, io);