fec: Implement the SIOCGHWTSTAMP ioctl

This is untested.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 4cbebf3..40e953e 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -1684,8 +1684,12 @@
 	if (!phydev)
 		return -ENODEV;
 
-	if (cmd == SIOCSHWTSTAMP && fep->bufdesc_ex)
-		return fec_ptp_ioctl(ndev, rq, cmd);
+	if (fep->bufdesc_ex) {
+		if (cmd == SIOCSHWTSTAMP)
+			return fec_ptp_set(ndev, rq);
+		if (cmd == SIOCGHWTSTAMP)
+			return fec_ptp_get(ndev, rq);
+	}
 
 	return phy_mii_ioctl(phydev, rq, cmd);
 }