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authorAmit Kumar Salecha <amit.salecha@qlogic.com>2010-09-16 19:14:41 +0000
committerDavid S. Miller <davem@davemloft.net>2010-09-17 11:30:54 -0700
commitaec1e8452dc364cffd0333e5632ec482f6322593 (patch)
tree99a0244af82b3ed53b23345c420ea9e44161e6ba /drivers/net/qlcnic/qlcnic_main.c
parent5718d3b432757ac83f65c50dd61df9c1e0d88e61 (diff)
qlcnic: vlan lro support
LRO + GRO + vlan rx accleration support, performance increases around 20% and cpu utilization reduces around 70% on vlan interface. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/qlcnic/qlcnic_main.c')
-rw-r--r--drivers/net/qlcnic/qlcnic_main.c39
1 files changed, 30 insertions, 9 deletions
diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index 9eb0ced1ffab..17124f6e0a93 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -107,7 +107,7 @@ static irqreturn_t qlcnic_msi_intr(int irq, void *data);
static irqreturn_t qlcnic_msix_intr(int irq, void *data);
static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev);
-static void qlcnic_config_indev_addr(struct net_device *dev, unsigned long);
+static void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long);
static int qlcnic_start_firmware(struct qlcnic_adapter *);
static void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter);
@@ -1759,7 +1759,7 @@ qlcnic_resume(struct pci_dev *pdev)
if (err)
goto done;
- qlcnic_config_indev_addr(netdev, NETDEV_UP);
+ qlcnic_restore_indev_addr(netdev, NETDEV_UP);
}
done:
netif_device_attach(netdev);
@@ -2958,7 +2958,7 @@ attach:
if (qlcnic_up(adapter, netdev))
goto done;
- qlcnic_config_indev_addr(netdev, NETDEV_UP);
+ qlcnic_restore_indev_addr(netdev, NETDEV_UP);
}
done:
@@ -3120,7 +3120,7 @@ static int qlcnic_attach_func(struct pci_dev *pdev)
if (err)
goto done;
- qlcnic_config_indev_addr(netdev, NETDEV_UP);
+ qlcnic_restore_indev_addr(netdev, NETDEV_UP);
}
done:
netif_device_attach(netdev);
@@ -4035,10 +4035,10 @@ qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter)
#define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
static void
-qlcnic_config_indev_addr(struct net_device *dev, unsigned long event)
+qlcnic_config_indev_addr(struct qlcnic_adapter *adapter,
+ struct net_device *dev, unsigned long event)
{
struct in_device *indev;
- struct qlcnic_adapter *adapter = netdev_priv(dev);
indev = in_dev_get(dev);
if (!indev)
@@ -4062,6 +4062,27 @@ qlcnic_config_indev_addr(struct net_device *dev, unsigned long event)
in_dev_put(indev);
}
+static void
+qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event)
+{
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct net_device *dev;
+ u16 vid;
+
+ qlcnic_config_indev_addr(adapter, netdev, event);
+
+ if (!adapter->vlgrp)
+ return;
+
+ for (vid = 0; vid < VLAN_GROUP_ARRAY_LEN; vid++) {
+ dev = vlan_group_get_device(adapter->vlgrp, vid);
+ if (!dev)
+ continue;
+
+ qlcnic_config_indev_addr(adapter, dev, event);
+ }
+}
+
static int qlcnic_netdev_event(struct notifier_block *this,
unsigned long event, void *ptr)
{
@@ -4088,7 +4109,7 @@ recheck:
if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
goto done;
- qlcnic_config_indev_addr(dev, event);
+ qlcnic_config_indev_addr(adapter, dev, event);
done:
return NOTIFY_DONE;
}
@@ -4105,7 +4126,7 @@ qlcnic_inetaddr_event(struct notifier_block *this,
dev = ifa->ifa_dev ? ifa->ifa_dev->dev : NULL;
recheck:
- if (dev == NULL || !netif_running(dev))
+ if (dev == NULL)
goto done;
if (dev->priv_flags & IFF_802_1Q_VLAN) {
@@ -4148,7 +4169,7 @@ static struct notifier_block qlcnic_inetaddr_cb = {
};
#else
static void
-qlcnic_config_indev_addr(struct net_device *dev, unsigned long event)
+qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event)
{ }
#endif
static struct pci_error_handlers qlcnic_err_handler = {