intel: convert drivers to netdev_tx_t

Get rid of some bogus return wrapping as well.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/e100.c

@@ -1690,7 +1690,8 @@ static void e100_xmit_prepare(struct nic *nic, struct cb *cb,
 	cb->u.tcb.tbd.size = cpu_to_le16(skb->len);
 }
 
-static int e100_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t e100_xmit_frame(struct sk_buff *skb,
+				   struct net_device *netdev)
 {
 	struct nic *nic = netdev_priv(netdev);
 	int err;

drivers/net/e1000/e1000_main.c

@@ -125,7 +125,8 @@ static void e1000_set_rx_mode(struct net_device *netdev);
 static void e1000_update_phy_info(unsigned long data);
 static void e1000_watchdog(unsigned long data);
 static void e1000_82547_tx_fifo_stall(unsigned long data);
-static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
+static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
+				    struct net_device *netdev);
 static struct net_device_stats * e1000_get_stats(struct net_device *netdev);
 static int e1000_change_mtu(struct net_device *netdev, int new_mtu);
 static int e1000_set_mac(struct net_device *netdev, void *p);
@@ -3249,7 +3250,8 @@ static int e1000_maybe_stop_tx(struct net_device *netdev,
 }
 
 #define TXD_USE_COUNT(S, X) (((S) >> (X)) + 1 )
-static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
+				    struct net_device *netdev)
 {
 	struct e1000_adapter *adapter = netdev_priv(netdev);
 	struct e1000_hw *hw = &adapter->hw;

drivers/net/e1000e/netdev.c

@@ -4097,7 +4097,8 @@ static int e1000_maybe_stop_tx(struct net_device *netdev, int size)
 }
 
 #define TXD_USE_COUNT(S, X) (((S) >> (X)) + 1 )
-static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
+				    struct net_device *netdev)
 {
 	struct e1000_adapter *adapter = netdev_priv(netdev);
 	struct e1000_ring *tx_ring = adapter->tx_ring;

drivers/net/igb/igb_main.c

@@ -98,9 +98,11 @@ static void igb_set_multi(struct net_device *);
 static void igb_update_phy_info(unsigned long);
 static void igb_watchdog(unsigned long);
 static void igb_watchdog_task(struct work_struct *);
-static int igb_xmit_frame_ring_adv(struct sk_buff *, struct net_device *,
+static netdev_tx_t igb_xmit_frame_ring_adv(struct sk_buff *,
+					   struct net_device *,
 					   struct igb_ring *);
-static int igb_xmit_frame_adv(struct sk_buff *skb, struct net_device *);
+static netdev_tx_t igb_xmit_frame_adv(struct sk_buff *skb,
+				      struct net_device *);
 static struct net_device_stats *igb_get_stats(struct net_device *);
 static int igb_change_mtu(struct net_device *, int);
 static int igb_set_mac(struct net_device *, void *);
@@ -3295,7 +3297,7 @@ static int igb_maybe_stop_tx(struct net_device *netdev,
 	return __igb_maybe_stop_tx(netdev, tx_ring, size);
 }
 
-static int igb_xmit_frame_ring_adv(struct sk_buff *skb,
+static netdev_tx_t igb_xmit_frame_ring_adv(struct sk_buff *skb,
 					   struct net_device *netdev,
 					   struct igb_ring *tx_ring)
 {
@@ -3385,7 +3387,8 @@ static int igb_xmit_frame_ring_adv(struct sk_buff *skb,
 	return NETDEV_TX_OK;
 }
 
-static int igb_xmit_frame_adv(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t igb_xmit_frame_adv(struct sk_buff *skb,
+				      struct net_device *netdev)
 {
 	struct igb_adapter *adapter = netdev_priv(netdev);
 	struct igb_ring *tx_ring;
@@ -3398,7 +3401,7 @@ static int igb_xmit_frame_adv(struct sk_buff *skb, struct net_device *netdev)
 	 * to a flow.  Right now, performance is impacted slightly negatively
 	 * if using multiple tx queues.  If the stack breaks away from a
 	 * single qdisc implementation, we can look at this again. */
-	return (igb_xmit_frame_ring_adv(skb, netdev, tx_ring));
+	return igb_xmit_frame_ring_adv(skb, netdev, tx_ring);
 }
 
 /**

drivers/net/igbvf/netdev.c

@@ -2204,7 +2204,7 @@ static inline void igbvf_tx_queue_adv(struct igbvf_adapter *adapter,
 	mmiowb();
 }
 
-static int igbvf_xmit_frame_ring_adv(struct sk_buff *skb,
+static netdev_tx_t igbvf_xmit_frame_ring_adv(struct sk_buff *skb,
 					     struct net_device *netdev,
 					     struct igbvf_ring *tx_ring)
 {
@@ -2279,11 +2279,11 @@ static int igbvf_xmit_frame_ring_adv(struct sk_buff *skb,
 	return NETDEV_TX_OK;
 }
 
-static int igbvf_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t igbvf_xmit_frame(struct sk_buff *skb,
+				    struct net_device *netdev)
 {
 	struct igbvf_adapter *adapter = netdev_priv(netdev);
 	struct igbvf_ring *tx_ring;
-	int retval;
 
 	if (test_bit(__IGBVF_DOWN, &adapter->state)) {
 		dev_kfree_skb_any(skb);
@@ -2292,9 +2292,7 @@ static int igbvf_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 
 	tx_ring = &adapter->tx_ring[0];
 
-	retval = igbvf_xmit_frame_ring_adv(skb, netdev, tx_ring);
-
-	return retval;
+	return igbvf_xmit_frame_ring_adv(skb, netdev, tx_ring);
 }
 
 /**

drivers/net/ixgb/ixgb_main.c

@@ -81,7 +81,8 @@ static void ixgb_clean_tx_ring(struct ixgb_adapter *adapter);
 static void ixgb_clean_rx_ring(struct ixgb_adapter *adapter);
 static void ixgb_set_multi(struct net_device *netdev);
 static void ixgb_watchdog(unsigned long data);
-static int ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
+static netdev_tx_t ixgb_xmit_frame(struct sk_buff *skb,
+				   struct net_device *netdev);
 static struct net_device_stats *ixgb_get_stats(struct net_device *netdev);
 static int ixgb_change_mtu(struct net_device *netdev, int new_mtu);
 static int ixgb_set_mac(struct net_device *netdev, void *p);
@@ -1442,7 +1443,7 @@ static int ixgb_maybe_stop_tx(struct net_device *netdev,
 	MAX_SKB_FRAGS * TXD_USE_COUNT(PAGE_SIZE) + 1 /* for context */ \
 	+ 1 /* one more needed for sentinel TSO workaround */
 
-static int
+static netdev_tx_t
 ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 {
 	struct ixgb_adapter *adapter = netdev_priv(netdev);

drivers/net/ixgbe/ixgbe_main.c

@@ -5107,7 +5107,8 @@ static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb)
 	return skb_tx_hash(dev, skb);
 }
 
-static int ixgbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t ixgbe_xmit_frame(struct sk_buff *skb,
+				    struct net_device *netdev)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 	struct ixgbe_ring *tx_ring;