sipcap/netmap/LINUX/final-patches/diff--e1000e--30100--30400

92 lines
2.7 KiB
Plaintext
Raw Normal View History

diff --git a/e1000e/netdev.c b/e1000e/netdev.c
index 2198e61..caf2767 100644
--- a/e1000e/netdev.c
+++ b/e1000e/netdev.c
@@ -452,6 +452,10 @@ 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 <if_e1000e_netmap.h>
+#endif
+
/**
* e1000_receive_skb - helper function to handle Rx indications
* @adapter: board private structure
@@ -849,6 +853,10 @@ 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];
@@ -1066,6 +1074,10 @@ 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);
@@ -3177,6 +3189,10 @@ 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),
GFP_KERNEL);
}
@@ -3468,6 +3484,10 @@ 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;
@@ -3755,6 +3775,10 @@ 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);
@@ -6147,6 +6171,9 @@ 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);
@@ -6234,6 +6261,10 @@ 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);