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path: root/drivers/net/pasemi_mac.c
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Diffstat (limited to 'drivers/net/pasemi_mac.c')
-rw-r--r--drivers/net/pasemi_mac.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c
index abb1dc4592f7..965f2e4b3452 100644
--- a/drivers/net/pasemi_mac.c
+++ b/drivers/net/pasemi_mac.c
@@ -1648,6 +1648,26 @@ static int pasemi_mac_poll(struct napi_struct *napi, int budget)
return pkts;
}
+#ifdef CONFIG_NET_POLL_CONTROLLER
+/*
+ * Polling 'interrupt' - used by things like netconsole to send skbs
+ * without having to re-enable interrupts. It's not called while
+ * the interrupt routine is executing.
+ */
+static void pasemi_mac_netpoll(struct net_device *dev)
+{
+ const struct pasemi_mac *mac = netdev_priv(dev);
+
+ disable_irq(mac->tx->chan.irq);
+ pasemi_mac_tx_intr(mac->tx->chan.irq, mac->tx);
+ enable_irq(mac->tx->chan.irq);
+
+ disable_irq(mac->rx->chan.irq);
+ pasemi_mac_rx_intr(mac->rx->chan.irq, mac->rx);
+ enable_irq(mac->rx->chan.irq);
+}
+#endif
+
static int pasemi_mac_change_mtu(struct net_device *dev, int new_mtu)
{
struct pasemi_mac *mac = netdev_priv(dev);
@@ -1807,6 +1827,9 @@ pasemi_mac_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
dev->mtu = PE_DEF_MTU;
/* 1500 MTU + ETH_HLEN + VLAN_HLEN + 2 64B cachelines */
mac->bufsz = dev->mtu + ETH_HLEN + ETH_FCS_LEN + LOCAL_SKB_ALIGN + 128;
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ dev->poll_controller = pasemi_mac_netpoll;
+#endif
dev->change_mtu = pasemi_mac_change_mtu;
dev->ethtool_ops = &pasemi_mac_ethtool_ops;