From: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx>
Replace last occurences of hardcoded cpu-port by cpu_dp member of
dsa_port struct.
Now the constant can be dropped.
Suggested-by: Vladimir Oltean <olteanv@xxxxxxxxx>
Signed-off-by: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx>
Reviewed-by: Vladimir Oltean <olteanv@xxxxxxxxx>