Skip to content

Commit

Permalink
starfire: do vlan cleanup
Browse files Browse the repository at this point in the history
- unify vlan and nonvlan rx path
- kill np->vlgrp and netdev_vlan_rx_register

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
  • Loading branch information
Jiri Pirko authored and David S. Miller committed Jul 21, 2011
1 parent 73b5468 commit 5da96be
Showing 1 changed file with 39 additions and 50 deletions.
89 changes: 39 additions & 50 deletions drivers/net/starfire.c
Original file line number Diff line number Diff line change
Expand Up @@ -561,7 +561,7 @@ struct netdev_private {
struct net_device *dev;
struct pci_dev *pci_dev;
#ifdef VLAN_SUPPORT
struct vlan_group *vlgrp;
unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
#endif
void *queue_mem;
dma_addr_t queue_mem_dma;
Expand Down Expand Up @@ -607,25 +607,14 @@ static const struct ethtool_ops ethtool_ops;


#ifdef VLAN_SUPPORT
static void netdev_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
{
struct netdev_private *np = netdev_priv(dev);

spin_lock(&np->lock);
if (debug > 2)
printk("%s: Setting vlgrp to %p\n", dev->name, grp);
np->vlgrp = grp;
set_rx_mode(dev);
spin_unlock(&np->lock);
}

static void netdev_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
{
struct netdev_private *np = netdev_priv(dev);

spin_lock(&np->lock);
if (debug > 1)
printk("%s: Adding vlanid %d to vlan filter\n", dev->name, vid);
set_bit(vid, np->active_vlans);
set_rx_mode(dev);
spin_unlock(&np->lock);
}
Expand All @@ -637,7 +626,7 @@ static void netdev_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
spin_lock(&np->lock);
if (debug > 1)
printk("%s: removing vlanid %d from vlan filter\n", dev->name, vid);
vlan_group_set_device(np->vlgrp, vid, NULL);
clear_bit(vid, np->active_vlans);
set_rx_mode(dev);
spin_unlock(&np->lock);
}
Expand All @@ -648,15 +637,14 @@ static const struct net_device_ops netdev_ops = {
.ndo_open = netdev_open,
.ndo_stop = netdev_close,
.ndo_start_xmit = start_tx,
.ndo_tx_timeout = tx_timeout,
.ndo_get_stats = get_stats,
.ndo_tx_timeout = tx_timeout,
.ndo_get_stats = get_stats,
.ndo_set_multicast_list = &set_rx_mode,
.ndo_do_ioctl = netdev_ioctl,
.ndo_do_ioctl = netdev_ioctl,
.ndo_change_mtu = eth_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
#ifdef VLAN_SUPPORT
.ndo_vlan_rx_register = netdev_vlan_rx_register,
.ndo_vlan_rx_add_vid = netdev_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = netdev_vlan_rx_kill_vid,
#endif
Expand Down Expand Up @@ -1528,21 +1516,17 @@ static int __netdev_rx(struct net_device *dev, int *quota)
printk(KERN_DEBUG "%s: checksum_hw, status2 = %#x\n", dev->name, le16_to_cpu(desc->status2));
}
#ifdef VLAN_SUPPORT
if (np->vlgrp && le16_to_cpu(desc->status2) & 0x0200) {
if (le16_to_cpu(desc->status2) & 0x0200) {
u16 vlid = le16_to_cpu(desc->vlanid);

if (debug > 4) {
printk(KERN_DEBUG " netdev_rx() vlanid = %d\n",
vlid);
}
/*
* vlan_hwaccel_rx expects a packet with the VLAN tag
* stripped out.
*/
vlan_hwaccel_rx(skb, np->vlgrp, vlid);
} else
__vlan_hwaccel_put_tag(skb, vlid);
}
#endif /* VLAN_SUPPORT */
netif_receive_skb(skb);
netif_receive_skb(skb);
dev->stats.rx_packets++;

next_rx:
Expand Down Expand Up @@ -1752,6 +1736,32 @@ static struct net_device_stats *get_stats(struct net_device *dev)
return &dev->stats;
}

#ifdef VLAN_SUPPORT
static u32 set_vlan_mode(struct netdev_private *np)
{
u32 ret = VlanMode;
u16 vid;
void __iomem *filter_addr = np->base + HashTable + 8;
int vlan_count = 0;

for_each_set_bit(vid, np->active_vlans, VLAN_N_VID) {
if (vlan_count == 32)
break;
writew(vid, filter_addr);
filter_addr += 16;
vlan_count++;
}
if (vlan_count == 32) {
ret |= PerfectFilterVlan;
while (vlan_count < 32) {
writew(0, filter_addr);
filter_addr += 16;
vlan_count++;
}
}
return ret;
}
#endif /* VLAN_SUPPORT */

static void set_rx_mode(struct net_device *dev)
{
Expand All @@ -1760,30 +1770,9 @@ static void set_rx_mode(struct net_device *dev)
u32 rx_mode = MinVLANPrio;
struct netdev_hw_addr *ha;
int i;
#ifdef VLAN_SUPPORT

rx_mode |= VlanMode;
if (np->vlgrp) {
int vlan_count = 0;
void __iomem *filter_addr = ioaddr + HashTable + 8;
for (i = 0; i < VLAN_VID_MASK; i++) {
if (vlan_group_get_device(np->vlgrp, i)) {
if (vlan_count >= 32)
break;
writew(i, filter_addr);
filter_addr += 16;
vlan_count++;
}
}
if (i == VLAN_VID_MASK) {
rx_mode |= PerfectFilterVlan;
while (vlan_count < 32) {
writew(0, filter_addr);
filter_addr += 16;
vlan_count++;
}
}
}
#ifdef VLAN_SUPPORT
rx_mode |= set_vlan_mode(np);
#endif /* VLAN_SUPPORT */

if (dev->flags & IFF_PROMISC) { /* Set promiscuous. */
Expand Down

0 comments on commit 5da96be

Please sign in to comment.