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ixgbevf: do vlan cleanup 

- unify vlan and nonvlan rx path
- kill adapter->vlgrp and ixgbevf_vlan_rx_register

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2011-07-21 03:25:09 +00:00 committed by David S. Miller
parent 6dacaddd48
commit dadcd65f52
2 changed files with 19 additions and 53 deletions
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6
drivers/net/ixgbevf/ixgbevf.h
View File

@ -29,9 +29,11 @@
#define _IXGBEVF_H_
#include <linux/types.h>
#include <linux/bitops.h>
#include <linux/timer.h>
#include <linux/io.h>
#include <linux/netdevice.h>
#include <linux/if_vlan.h>
#include "vf.h"
@ -185,9 +187,7 @@ struct ixgbevf_q_vector {
/* board specific private data structure */
struct ixgbevf_adapter {
struct timer_list watchdog_timer;
#ifdef NETIF_F_HW_VLAN_TX
struct vlan_group *vlgrp;
#endif
unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
u16 bd_number;
struct work_struct reset_task;
struct ixgbevf_q_vector *q_vector[MAX_MSIX_Q_VECTORS];

66
drivers/net/ixgbevf/ixgbevf_main.c
View File

@ -30,6 +30,7 @@
Copyright (c)2006 - 2007 Myricom, Inc. for some LRO specific code
******************************************************************************/
#include <linux/types.h>
#include <linux/bitops.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
@ -288,21 +289,17 @@ static void ixgbevf_receive_skb(struct ixgbevf_q_vector *q_vector,
{
struct ixgbevf_adapter *adapter = q_vector->adapter;
bool is_vlan = (status & IXGBE_RXD_STAT_VP);
u16 tag = le16_to_cpu(rx_desc->wb.upper.vlan);
if (!(adapter->flags & IXGBE_FLAG_IN_NETPOLL)) {
if (adapter->vlgrp && is_vlan)
vlan_gro_receive(&q_vector->napi,
adapter->vlgrp,
tag, skb);
else
napi_gro_receive(&q_vector->napi, skb);
} else {
if (adapter->vlgrp && is_vlan)
vlan_hwaccel_rx(skb, adapter->vlgrp, tag);
else
netif_rx(skb);
if (is_vlan) {
u16 tag = le16_to_cpu(rx_desc->wb.upper.vlan);
__vlan_hwaccel_put_tag(skb, tag);
}
if (!(adapter->flags & IXGBE_FLAG_IN_NETPOLL))
napi_gro_receive(&q_vector->napi, skb);
else
netif_rx(skb);
}
/**
@ -1401,24 +1398,6 @@ static void ixgbevf_configure_rx(struct ixgbevf_adapter *adapter)
}
}
static void ixgbevf_vlan_rx_register(struct net_device *netdev,
struct vlan_group *grp)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
struct ixgbe_hw *hw = &adapter->hw;
int i, j;
u32 ctrl;
adapter->vlgrp = grp;
for (i = 0; i < adapter->num_rx_queues; i++) {
j = adapter->rx_ring[i].reg_idx;
ctrl = IXGBE_READ_REG(hw, IXGBE_VFRXDCTL(j));
ctrl |= IXGBE_RXDCTL_VME;
IXGBE_WRITE_REG(hw, IXGBE_VFRXDCTL(j), ctrl);
}
}
static void ixgbevf_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
@ -1427,6 +1406,7 @@ static void ixgbevf_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
/* add VID to filter table */
if (hw->mac.ops.set_vfta)
hw->mac.ops.set_vfta(hw, vid, 0, true);
set_bit(vid, adapter->active_vlans);
}
static void ixgbevf_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
@ -1434,31 +1414,18 @@ static void ixgbevf_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
struct ixgbe_hw *hw = &adapter->hw;
if (!test_bit(__IXGBEVF_DOWN, &adapter->state))
ixgbevf_irq_disable(adapter);
vlan_group_set_device(adapter->vlgrp, vid, NULL);
if (!test_bit(__IXGBEVF_DOWN, &adapter->state))
ixgbevf_irq_enable(adapter, true, true);
/* remove VID from filter table */
if (hw->mac.ops.set_vfta)
hw->mac.ops.set_vfta(hw, vid, 0, false);
clear_bit(vid, adapter->active_vlans);
}
static void ixgbevf_restore_vlan(struct ixgbevf_adapter *adapter)
{
ixgbevf_vlan_rx_register(adapter->netdev, adapter->vlgrp);
u16 vid;
if (adapter->vlgrp) {
u16 vid;
for (vid = 0; vid < VLAN_N_VID; vid++) {
if (!vlan_group_get_device(adapter->vlgrp, vid))
continue;
ixgbevf_vlan_rx_add_vid(adapter->netdev, vid);
}
}
for_each_set_bit(vid, adapter->active_vlans, VLAN_N_VID)
ixgbevf_vlan_rx_add_vid(adapter->netdev, vid);
}
static int ixgbevf_write_uc_addr_list(struct net_device *netdev)
@ -1648,7 +1615,7 @@ static int ixgbevf_up_complete(struct ixgbevf_adapter *adapter)
for (i = 0; i < num_rx_rings; i++) {
j = adapter->rx_ring[i].reg_idx;
rxdctl = IXGBE_READ_REG(hw, IXGBE_VFRXDCTL(j));
rxdctl |= IXGBE_RXDCTL_ENABLE;
rxdctl |= IXGBE_RXDCTL_ENABLE | IXGBE_RXDCTL_VME;
if (hw->mac.type == ixgbe_mac_X540_vf) {
rxdctl &= ~IXGBE_RXDCTL_RLPMLMASK;
rxdctl |= ((netdev->mtu + ETH_HLEN + ETH_FCS_LEN) |
@ -3258,7 +3225,6 @@ static const struct net_device_ops ixgbe_netdev_ops = {
.ndo_set_mac_address = ixgbevf_set_mac,
.ndo_change_mtu = ixgbevf_change_mtu,
.ndo_tx_timeout = ixgbevf_tx_timeout,
.ndo_vlan_rx_register = ixgbevf_vlan_rx_register,
.ndo_vlan_rx_add_vid = ixgbevf_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = ixgbevf_vlan_rx_kill_vid,
};