pch_gbe: export a method to set the receive match address

The code in phc_gbe_main will need to call this method in order to set the
station address register according to the receive time stamping filter.

[ RC - Rebased Takahiro's changes and wrote a commit message
  explaining the changes. ]
Signed-off-by: NTakahiro Shimizu <tshimizu818@gmail.com>
Signed-off-by: NRichard Cochran <richardcochran@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h

@@ -660,6 +660,7 @@ extern u32 pch_src_uuid_lo_read(struct pci_dev *pdev);
 extern u32 pch_src_uuid_hi_read(struct pci_dev *pdev);
 extern u64 pch_rx_snap_read(struct pci_dev *pdev);
 extern u64 pch_tx_snap_read(struct pci_dev *pdev);
+extern int pch_set_station_address(u8 *addr, struct pci_dev *pdev);
 #endif
 
 /* pch_gbe_param.c */

drivers/ptp/ptp_pch.c

@@ -308,7 +308,7 @@ static void pch_reset(struct pch_dev *chip)
  *				    traffic on the  ethernet interface
  * @addr:	dress which contain the column separated address to be used.
  */
-static int pch_set_station_address(u8 *addr, struct pci_dev *pdev)
+int pch_set_station_address(u8 *addr, struct pci_dev *pdev)
 {
 	s32 i;
 	struct pch_dev *chip = pci_get_drvdata(pdev);
@@ -352,6 +352,7 @@ static int pch_set_station_address(u8 *addr, struct pci_dev *pdev)
 	}
 	return 0;
 }
+EXPORT_SYMBOL(pch_set_station_address);
 
 /*
  * Interrupt service routine