add NETIF_F_LLTX code like e1000 has
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
#ifdef NETIF_F_TSO
netdev->features |= NETIF_F_TSO;
#endif
#ifdef NETIF_F_TSO
netdev->features |= NETIF_F_TSO;
#endif
+#ifdef NETIF_F_LLTX
+ netdev->features |= NETIF_F_LLTX;
+#endif
if(pci_using_dac)
netdev->features |= NETIF_F_HIGHDMA;
if(pci_using_dac)
netdev->features |= NETIF_F_HIGHDMA;
+#ifdef NETIF_F_LLTX
+ local_irq_save(flags);
+ if (!spin_trylock(&adapter->tx_lock)) {
+ /* Collision - tell upper layer to requeue */
+ local_irq_restore(flags);
+ return NETDEV_TX_LOCKED;
+ }
+#else
spin_lock_irqsave(&adapter->tx_lock, flags);
spin_lock_irqsave(&adapter->tx_lock, flags);
if(unlikely(IXGB_DESC_UNUSED(&adapter->tx_ring) < DESC_NEEDED)) {
netif_stop_queue(netdev);
spin_unlock_irqrestore(&adapter->tx_lock, flags);
if(unlikely(IXGB_DESC_UNUSED(&adapter->tx_ring) < DESC_NEEDED)) {
netif_stop_queue(netdev);
spin_unlock_irqrestore(&adapter->tx_lock, flags);
spin_unlock_irqrestore(&adapter->tx_lock, flags);
spin_unlock_irqrestore(&adapter->tx_lock, flags);
if(adapter->vlgrp && vlan_tx_tag_present(skb)) {
tx_flags |= IXGB_TX_FLAGS_VLAN;
if(adapter->vlgrp && vlan_tx_tag_present(skb)) {
tx_flags |= IXGB_TX_FLAGS_VLAN;
tso = ixgb_tso(adapter, skb);
if (tso < 0) {
dev_kfree_skb_any(skb);
tso = ixgb_tso(adapter, skb);
if (tso < 0) {
dev_kfree_skb_any(skb);
+#ifdef NETIF_F_LLTX
+ spin_unlock_irqrestore(&adapter->tx_lock, flags);
+#endif
netdev->trans_start = jiffies;
netdev->trans_start = jiffies;
+#ifdef NETIF_F_LLTX
+ /* Make sure there is space in the ring for the next send. */
+ if(unlikely(IXGB_DESC_UNUSED(&adapter->tx_ring) < DESC_NEEDED))
+ netif_stop_queue(netdev);
+
+ spin_unlock_irqrestore(&adapter->tx_lock, flags);
+
+#endif
+ return NETDEV_TX_OK;