diff options
| author | Nate Case <ncase@xes-inc.com> | 2008-03-21 17:02:42 -0500 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2008-04-07 09:16:26 -0500 |
| commit | 6e62040c5533a385b90fcb2e33235ad7d351d3e0 (patch) | |
| tree | 2642f6ec662619c4edb8b00d0a3df79e54668d26 /drivers | |
| parent | 1724ac2ef1caf5b4f764d4b86a85d552a7d7c8fb (diff) | |
| download | op-kernel-dev-6e62040c5533a385b90fcb2e33235ad7d351d3e0.zip op-kernel-dev-6e62040c5533a385b90fcb2e33235ad7d351d3e0.tar.gz | |
pasemi_mac: Netpoll support
Add netpoll support to allow use of netconsole.
Signed-off-by: Nate Case <ncase@xes-inc.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
Acked-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/pasemi_mac.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c index abb1dc4..965f2e4 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; |
