net: Move flow control definitions to mii.h

flags used within drivers for indicating tx and rx flow control are
defined in 4 drivers (and probably more), move these constants to mii.h.

The 3 SMSC drivers use the same constants (FLOW_CTRL_TX), but TG3 uses
TG3_FLOW_CTRL_TX, so this patch also renames the constants within TG3.

Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 6e40d52..f353f69 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1187,9 +1187,9 @@
 		printk(KERN_INFO PFX
 		       "%s: Flow control is %s for TX and %s for RX.\n",
 		       tp->dev->name,
-		       (tp->link_config.active_flowctrl & TG3_FLOW_CTRL_TX) ?
+		       (tp->link_config.active_flowctrl & FLOW_CTRL_TX) ?
 		       "on" : "off",
-		       (tp->link_config.active_flowctrl & TG3_FLOW_CTRL_RX) ?
+		       (tp->link_config.active_flowctrl & FLOW_CTRL_RX) ?
 		       "on" : "off");
 		tg3_ump_link_report(tp);
 	}
@@ -1199,11 +1199,11 @@
 {
 	u16 miireg;
 
-	if ((flow_ctrl & TG3_FLOW_CTRL_TX) && (flow_ctrl & TG3_FLOW_CTRL_RX))
+	if ((flow_ctrl & FLOW_CTRL_TX) && (flow_ctrl & FLOW_CTRL_RX))
 		miireg = ADVERTISE_PAUSE_CAP;
-	else if (flow_ctrl & TG3_FLOW_CTRL_TX)
+	else if (flow_ctrl & FLOW_CTRL_TX)
 		miireg = ADVERTISE_PAUSE_ASYM;
-	else if (flow_ctrl & TG3_FLOW_CTRL_RX)
+	else if (flow_ctrl & FLOW_CTRL_RX)
 		miireg = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
 	else
 		miireg = 0;
@@ -1215,11 +1215,11 @@
 {
 	u16 miireg;
 
-	if ((flow_ctrl & TG3_FLOW_CTRL_TX) && (flow_ctrl & TG3_FLOW_CTRL_RX))
+	if ((flow_ctrl & FLOW_CTRL_TX) && (flow_ctrl & FLOW_CTRL_RX))
 		miireg = ADVERTISE_1000XPAUSE;
-	else if (flow_ctrl & TG3_FLOW_CTRL_TX)
+	else if (flow_ctrl & FLOW_CTRL_TX)
 		miireg = ADVERTISE_1000XPSE_ASYM;
-	else if (flow_ctrl & TG3_FLOW_CTRL_RX)
+	else if (flow_ctrl & FLOW_CTRL_RX)
 		miireg = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM;
 	else
 		miireg = 0;
@@ -1256,16 +1256,16 @@
 	if (lcladv & ADVERTISE_1000XPAUSE) {
 		if (lcladv & ADVERTISE_1000XPSE_ASYM) {
 			if (rmtadv & LPA_1000XPAUSE)
-				cap = TG3_FLOW_CTRL_TX | TG3_FLOW_CTRL_RX;
+				cap = FLOW_CTRL_TX | FLOW_CTRL_RX;
 			else if (rmtadv & LPA_1000XPAUSE_ASYM)
-				cap = TG3_FLOW_CTRL_RX;
+				cap = FLOW_CTRL_RX;
 		} else {
 			if (rmtadv & LPA_1000XPAUSE)
-				cap = TG3_FLOW_CTRL_TX | TG3_FLOW_CTRL_RX;
+				cap = FLOW_CTRL_TX | FLOW_CTRL_RX;
 		}
 	} else if (lcladv & ADVERTISE_1000XPSE_ASYM) {
 		if ((rmtadv & LPA_1000XPAUSE) && (rmtadv & LPA_1000XPAUSE_ASYM))
-			cap = TG3_FLOW_CTRL_TX;
+			cap = FLOW_CTRL_TX;
 	}
 
 	return cap;
@@ -1294,7 +1294,7 @@
 
 	tp->link_config.active_flowctrl = flowctrl;
 
-	if (flowctrl & TG3_FLOW_CTRL_RX)
+	if (flowctrl & FLOW_CTRL_RX)
 		tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
 	else
 		tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
@@ -1302,7 +1302,7 @@
 	if (old_rx_mode != tp->rx_mode)
 		tw32_f(MAC_RX_MODE, tp->rx_mode);
 
-	if (flowctrl & TG3_FLOW_CTRL_TX)
+	if (flowctrl & FLOW_CTRL_TX)
 		tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
 	else
 		tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
@@ -9419,12 +9419,12 @@
 
 	epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
 
-	if (tp->link_config.active_flowctrl & TG3_FLOW_CTRL_RX)
+	if (tp->link_config.active_flowctrl & FLOW_CTRL_RX)
 		epause->rx_pause = 1;
 	else
 		epause->rx_pause = 0;
 
-	if (tp->link_config.active_flowctrl & TG3_FLOW_CTRL_TX)
+	if (tp->link_config.active_flowctrl & FLOW_CTRL_TX)
 		epause->tx_pause = 1;
 	else
 		epause->tx_pause = 0;
@@ -9475,14 +9475,14 @@
 			}
 		} else {
 			if (epause->rx_pause)
-				tp->link_config.flowctrl |= TG3_FLOW_CTRL_RX;
+				tp->link_config.flowctrl |= FLOW_CTRL_RX;
 			else
-				tp->link_config.flowctrl &= ~TG3_FLOW_CTRL_RX;
+				tp->link_config.flowctrl &= ~FLOW_CTRL_RX;
 
 			if (epause->tx_pause)
-				tp->link_config.flowctrl |= TG3_FLOW_CTRL_TX;
+				tp->link_config.flowctrl |= FLOW_CTRL_TX;
 			else
-				tp->link_config.flowctrl &= ~TG3_FLOW_CTRL_TX;
+				tp->link_config.flowctrl &= ~FLOW_CTRL_TX;
 
 			if (netif_running(dev))
 				tg3_setup_flow_control(tp, 0, 0);
@@ -9502,13 +9502,13 @@
 		else
 			tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
 		if (epause->rx_pause)
-			tp->link_config.flowctrl |= TG3_FLOW_CTRL_RX;
+			tp->link_config.flowctrl |= FLOW_CTRL_RX;
 		else
-			tp->link_config.flowctrl &= ~TG3_FLOW_CTRL_RX;
+			tp->link_config.flowctrl &= ~FLOW_CTRL_RX;
 		if (epause->tx_pause)
-			tp->link_config.flowctrl |= TG3_FLOW_CTRL_TX;
+			tp->link_config.flowctrl |= FLOW_CTRL_TX;
 		else
-			tp->link_config.flowctrl &= ~TG3_FLOW_CTRL_TX;
+			tp->link_config.flowctrl &= ~FLOW_CTRL_TX;
 
 		if (netif_running(dev)) {
 			tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
@@ -13849,7 +13849,7 @@
 
 	/* flow control autonegotiation is default behavior */
 	tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
-	tp->link_config.flowctrl = TG3_FLOW_CTRL_TX | TG3_FLOW_CTRL_RX;
+	tp->link_config.flowctrl = FLOW_CTRL_TX | FLOW_CTRL_RX;
 
 	tg3_init_coal(tp);