bnx2x: convert to set_phys_id

Also cleanup error codes to no lie about things that driver doesn't
support. If device is down report -EAGAIN (same as Broadcom), and
if port doesn't blink then error as well.
Signed-off-by: NStephen Hemminger <shemminger@vyatta.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/bnx2x/bnx2x_ethtool.c

@@ -2097,36 +2097,38 @@ static void bnx2x_get_ethtool_stats(struct net_device *dev,
 	}
 }
 
-static int bnx2x_phys_id(struct net_device *dev, u32 data)
+static int bnx2x_set_phys_id(struct net_device *dev,
+			     enum ethtool_phys_id_state state)
 {
 	struct bnx2x *bp = netdev_priv(dev);
-	int i;
 
 	if (!netif_running(dev))
-		return 0;
+		return -EAGAIN;
 
 	if (!bp->port.pmf)
-		return 0;
+		return -EOPNOTSUPP;
 
-	if (data == 0)
-		data = 2;
+	switch (state) {
+	case ETHTOOL_ID_ACTIVE:
+		return -EINVAL;
 
-	for (i = 0; i < (data * 2); i++) {
-		if ((i % 2) == 0)
-			bnx2x_set_led(&bp->link_params, &bp->link_vars,
-				      LED_MODE_OPER, SPEED_1000);
-		else
-			bnx2x_set_led(&bp->link_params, &bp->link_vars,
-				      LED_MODE_OFF, 0);
+	case ETHTOOL_ID_ON:
+		bnx2x_set_led(&bp->link_params, &bp->link_vars,
+			      LED_MODE_OPER, SPEED_1000);
+		break;
 
-		msleep_interruptible(500);
-		if (signal_pending(current))
-			break;
-	}
+	case ETHTOOL_ID_OFF:
+		bnx2x_set_led(&bp->link_params, &bp->link_vars,
+			      LED_MODE_OFF, 0);
 
-	if (bp->link_vars.link_up)
-		bnx2x_set_led(&bp->link_params, &bp->link_vars, LED_MODE_OPER,
-			      bp->link_vars.line_speed);
+		break;
+
+	case ETHTOOL_ID_INACTIVE:
+		if (bp->link_vars.link_up)
+			bnx2x_set_led(&bp->link_params, &bp->link_vars,
+				      LED_MODE_OPER,
+				      bp->link_vars.line_speed);
+	}
 
 	return 0;
 }
@@ -2218,7 +2220,7 @@ static const struct ethtool_ops bnx2x_ethtool_ops = {
 	.self_test		= bnx2x_self_test,
 	.get_sset_count		= bnx2x_get_sset_count,
 	.get_strings		= bnx2x_get_strings,
-	.phys_id		= bnx2x_phys_id,
+	.set_phys_id		= bnx2x_set_phys_id,
 	.get_ethtool_stats	= bnx2x_get_ethtool_stats,
 	.get_rxnfc		= bnx2x_get_rxnfc,
 	.get_rxfh_indir		= bnx2x_get_rxfh_indir,