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ixgbe: Introduce Multiqueue TX

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Now that the irq vector code is in place, we can add the conditional
multiqueue TX code in the driver. This requires the optional
CONFIG_NETDEVICES_MULTIQUEUE=y and will not be enabled without
it.

Signed-off-by: Ayyappan Veeraiyan <ayyappan.veeraiyan@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Acked-by: Waskiewicz Jr, Peter P <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Ayyappan Veeraiyan
2008-03-03 15:03:52 -08:00
committed by Jeff Garzik
parent 021230d40a
commit 30eba97a3f
2 changed files with 66 additions and 5 deletions
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15
drivers/net/ixgbe/ixgbe_ethtool.c
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@@ -246,13 +246,26 @@ static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
static int ixgbe_set_tso(struct net_device *netdev, u32 data)
{
if (data) {
netdev->features |= NETIF_F_TSO;
netdev->features |= NETIF_F_TSO6;
} else {
#ifdef CONFIG_NETDEVICES_MULTIQUEUE
struct ixgbe_adapter *adapter = netdev_priv(netdev);
int i;
#endif
netif_stop_queue(netdev);
#ifdef CONFIG_NETDEVICES_MULTIQUEUE
for (i = 0; i < adapter->num_tx_queues; i++)
netif_stop_subqueue(netdev, i);
#endif
netdev->features &= ~NETIF_F_TSO;
netdev->features &= ~NETIF_F_TSO6;
#ifdef CONFIG_NETDEVICES_MULTIQUEUE
for (i = 0; i < adapter->num_tx_queues; i++)
netif_start_subqueue(netdev, i);
#endif
netif_start_queue(netdev);
}
return 0;
}