sfc: move NIC-specific mcdi_port declarations out of common header

These functions are implemented in mcdi_port.c, which will not be linked
 into the EF100 driver; thus their prototypes should not be visible in
 common header files.

Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/sfc/ef10.c

@@ -10,6 +10,7 @@
 #include "io.h"
 #include "mcdi.h"
 #include "mcdi_pcol.h"
+#include "mcdi_port.h"
 #include "mcdi_port_common.h"
 #include "mcdi_functions.h"
 #include "nic.h"