diff --git a/e1000e/netdev.c b/e1000e/netdev.c index 57a7e41..d8bc988 100644 --- a/e1000e/netdev.c +++ b/e1000e/netdev.c @@ -435,6 +435,10 @@ static int e1000_desc_unused(struct e1000_ring *ring) return ring->count + ring->next_to_clean - ring->next_to_use - 1; } +#if defined(CONFIG_NETMAP) || defined(CONFIG_NETMAP_MODULE) +#include +#endif + /** * e1000_receive_skb - helper function to handle Rx indications * @adapter: board private structure @@ -763,6 +767,10 @@ static bool e1000_clean_rx_irq(struct e1000_adapter *adapter, bool cleaned = 0; unsigned int total_rx_bytes = 0, total_rx_packets = 0; +#ifdef DEV_NETMAP + if (netmap_rx_irq(netdev, 0, work_done)) + return 1; /* seems to be ignored */ +#endif /* DEV_NETMAP */ i = rx_ring->next_to_clean; rx_desc = E1000_RX_DESC(*rx_ring, i); buffer_info = &rx_ring->buffer_info[i]; @@ -977,6 +985,10 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter) unsigned int count = 0; unsigned int total_tx_bytes = 0, total_tx_packets = 0; +#ifdef DEV_NETMAP + if (netmap_tx_irq(netdev, 0)) + return 1; /* cleaned ok */ +#endif /* DEV_NETMAP */ i = tx_ring->next_to_clean; eop = tx_ring->buffer_info[i].next_to_watch; eop_desc = E1000_TX_DESC(*tx_ring, eop); @@ -3001,6 +3013,10 @@ static void e1000_configure(struct e1000_adapter *adapter) e1000_configure_tx(adapter); e1000_setup_rctl(adapter); e1000_configure_rx(adapter); +#ifdef DEV_NETMAP + if (e1000e_netmap_init_buffers(adapter)) + return; +#endif /* DEV_NETMAP */ adapter->alloc_rx_buf(adapter, e1000_desc_unused(adapter->rx_ring)); } @@ -3240,6 +3256,10 @@ void e1000e_down(struct e1000_adapter *adapter) netif_stop_queue(netdev); +#ifdef DEV_NETMAP + netmap_disable_all_rings(netdev); +#endif + /* disable transmits in the hardware */ tctl = er32(TCTL); tctl &= ~E1000_TCTL_EN; @@ -3532,6 +3552,10 @@ static int e1000_open(struct net_device *netdev) netif_start_queue(netdev); +#ifdef DEV_NETMAP + netmap_enable_all_rings(netdev); +#endif /* DEV_NETMAP */ + adapter->idle_check = true; pm_runtime_put(&pdev->dev); @@ -5716,6 +5740,9 @@ static int __devinit e1000_probe(struct pci_dev *pdev, if (err) goto err_register; +#ifdef DEV_NETMAP + e1000_netmap_attach(adapter); +#endif /* DEV_NETMAP */ /* carrier off reporting is important to ethtool even BEFORE open */ netif_carrier_off(netdev); @@ -5813,6 +5840,10 @@ static void __devexit e1000_remove(struct pci_dev *pdev) kfree(adapter->tx_ring); kfree(adapter->rx_ring); +#ifdef DEV_NETMAP + netmap_detach(netdev); +#endif /* DEV_NETMAP */ + iounmap(adapter->hw.hw_addr); if (adapter->hw.flash_address) iounmap(adapter->hw.flash_address);