From aec1e8452dc364cffd0333e5632ec482f6322593 Mon Sep 17 00:00:00 2001 From: Amit Kumar Salecha Date: Thu, 16 Sep 2010 19:14:41 +0000 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- drivers/net/qlcnic/qlcnic_main.c | 39 ++++++++++++++++++++++++-------- 1 file 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 = { -- 2.30.2