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authorJiri Pirko <jpirko@redhat.com>2011-07-20 04:54:41 +0000
committerDavid S. Miller <davem@davemloft.net>2011-07-21 13:47:57 -0700
commit7ff0bcf676f7ed224ce21b58c7858c8e527068b2 (patch)
tree383bee2e1d34221cd1e856560bb44db8bfae08b2 /drivers/s390/net/qeth_l3_main.c
parent53515734888e018af7bcec6b4464bd9e28f1d655 (diff)
qeth: do vlan cleanup
- unify vlan and nonvlan rx path - kill card->vlangrp and qeth_l3_vlan_rx_register Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/s390/net/qeth_l3_main.c')
-rw-r--r--drivers/s390/net/qeth_l3_main.c100
1 files changed, 46 insertions, 54 deletions
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index e2c9ac5fcb36..fafb8c299540 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -13,6 +13,7 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
+#include <linux/bitops.h>
#include <linux/string.h>
#include <linux/errno.h>
#include <linux/kernel.h>
@@ -23,6 +24,7 @@
#include <linux/inetdevice.h>
#include <linux/igmp.h>
#include <linux/slab.h>
+#include <linux/if_vlan.h>
#include <net/ip.h>
#include <net/arp.h>
@@ -1696,16 +1698,18 @@ static void qeth_l3_add_mc(struct qeth_card *card, struct in_device *in4_dev)
static void qeth_l3_add_vlan_mc(struct qeth_card *card)
{
struct in_device *in_dev;
- struct vlan_group *vg;
- int i;
+ u16 vid;
QETH_CARD_TEXT(card, 4, "addmcvl");
- if (!qeth_is_supported(card, IPA_FULL_VLAN) || (card->vlangrp == NULL))
+ if (!qeth_is_supported(card, IPA_FULL_VLAN))
return;
- vg = card->vlangrp;
- for (i = 0; i < VLAN_N_VID; i++) {
- struct net_device *netdev = vlan_group_get_device(vg, i);
+ for_each_set_bit(vid, card->active_vlans, VLAN_N_VID) {
+ struct net_device *netdev;
+
+ rcu_read_lock();
+ netdev = __vlan_find_dev_deep(card->dev, vid);
+ rcu_read_unlock();
if (netdev == NULL ||
!(netdev->flags & IFF_UP))
continue;
@@ -1759,16 +1763,16 @@ static void qeth_l3_add_mc6(struct qeth_card *card, struct inet6_dev *in6_dev)
static void qeth_l3_add_vlan_mc6(struct qeth_card *card)
{
struct inet6_dev *in_dev;
- struct vlan_group *vg;
- int i;
+ u16 vid;
QETH_CARD_TEXT(card, 4, "admc6vl");
- if (!qeth_is_supported(card, IPA_FULL_VLAN) || (card->vlangrp == NULL))
+ if (!qeth_is_supported(card, IPA_FULL_VLAN))
return;
- vg = card->vlangrp;
- for (i = 0; i < VLAN_N_VID; i++) {
- struct net_device *netdev = vlan_group_get_device(vg, i);
+ for_each_set_bit(vid, card->active_vlans, VLAN_N_VID) {
+ struct net_device *netdev;
+
+ netdev = __vlan_find_dev_deep(card->dev, vid);
if (netdev == NULL ||
!(netdev->flags & IFF_UP))
continue;
@@ -1806,10 +1810,12 @@ static void qeth_l3_free_vlan_addresses4(struct qeth_card *card,
struct in_device *in_dev;
struct in_ifaddr *ifa;
struct qeth_ipaddr *addr;
+ struct net_device *netdev;
QETH_CARD_TEXT(card, 4, "frvaddr4");
- in_dev = in_dev_get(vlan_group_get_device(card->vlangrp, vid));
+ netdev = __vlan_find_dev_deep(card->dev, vid);
+ in_dev = in_dev_get(netdev);
if (!in_dev)
return;
for (ifa = in_dev->ifa_list; ifa; ifa = ifa->ifa_next) {
@@ -1832,10 +1838,12 @@ static void qeth_l3_free_vlan_addresses6(struct qeth_card *card,
struct inet6_dev *in6_dev;
struct inet6_ifaddr *ifa;
struct qeth_ipaddr *addr;
+ struct net_device *netdev;
QETH_CARD_TEXT(card, 4, "frvaddr6");
- in6_dev = in6_dev_get(vlan_group_get_device(card->vlangrp, vid));
+ netdev = __vlan_find_dev_deep(card->dev, vid);
+ in6_dev = in6_dev_get(netdev);
if (!in6_dev)
return;
list_for_each_entry(ifa, &in6_dev->addr_list, if_list) {
@@ -1856,26 +1864,15 @@ static void qeth_l3_free_vlan_addresses6(struct qeth_card *card,
static void qeth_l3_free_vlan_addresses(struct qeth_card *card,
unsigned short vid)
{
- if (!card->vlangrp)
- return;
qeth_l3_free_vlan_addresses4(card, vid);
qeth_l3_free_vlan_addresses6(card, vid);
}
-static void qeth_l3_vlan_rx_register(struct net_device *dev,
- struct vlan_group *grp)
+static void qeth_l3_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
{
struct qeth_card *card = dev->ml_priv;
- unsigned long flags;
-
- QETH_CARD_TEXT(card, 4, "vlanreg");
- spin_lock_irqsave(&card->vlanlock, flags);
- card->vlangrp = grp;
- spin_unlock_irqrestore(&card->vlanlock, flags);
-}
-static void qeth_l3_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
-{
+ set_bit(vid, card->active_vlans);
return;
}
@@ -1892,7 +1889,7 @@ static void qeth_l3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
spin_lock_irqsave(&card->vlanlock, flags);
/* unregister IP addresses of vlan device */
qeth_l3_free_vlan_addresses(card, vid);
- vlan_group_set_device(card->vlangrp, vid, NULL);
+ clear_bit(vid, card->active_vlans);
spin_unlock_irqrestore(&card->vlanlock, flags);
qeth_l3_set_multicast_list(card->dev);
}
@@ -2014,10 +2011,8 @@ static int qeth_l3_process_inbound_buffer(struct qeth_card *card,
&vlan_tag);
len = skb->len;
if (is_vlan && !card->options.sniffer)
- vlan_gro_receive(&card->napi, card->vlangrp,
- vlan_tag, skb);
- else
- napi_gro_receive(&card->napi, skb);
+ __vlan_hwaccel_put_tag(skb, vlan_tag);
+ napi_gro_receive(&card->napi, skb);
break;
case QETH_HEADER_TYPE_LAYER2: /* for HiperSockets sniffer */
skb->pkt_type = PACKET_HOST;
@@ -2118,15 +2113,15 @@ static int qeth_l3_verify_vlan_dev(struct net_device *dev,
struct qeth_card *card)
{
int rc = 0;
- struct vlan_group *vg;
- int i;
+ u16 vid;
- vg = card->vlangrp;
- if (!vg)
- return rc;
+ for_each_set_bit(vid, card->active_vlans, VLAN_N_VID) {
+ struct net_device *netdev;
- for (i = 0; i < VLAN_N_VID; i++) {
- if (vlan_group_get_device(vg, i) == dev) {
+ rcu_read_lock();
+ netdev = __vlan_find_dev_deep(dev, vid);
+ rcu_read_unlock();
+ if (netdev == dev) {
rc = QETH_VLAN_CARD;
break;
}
@@ -2803,7 +2798,7 @@ static void qeth_l3_fill_header(struct qeth_card *card, struct qeth_hdr *hdr,
* before we're going to overwrite this location with next hop ip.
* v6 uses passthrough, v4 sets the tag in the QDIO header.
*/
- if (card->vlangrp && vlan_tx_tag_present(skb)) {
+ if (vlan_tx_tag_present(skb)) {
if ((ipv == 4) || (card->info.type == QETH_CARD_TYPE_IQD))
hdr->hdr.l3.ext_flags = QETH_HDR_EXT_VLAN_FRAME;
else
@@ -2988,8 +2983,7 @@ static int qeth_l3_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
skb_pull(new_skb, ETH_HLEN);
}
- if (ipv != 4 && card->vlangrp &&
- vlan_tx_tag_present(new_skb)) {
+ if (ipv != 4 && vlan_tx_tag_present(new_skb)) {
skb_push(new_skb, VLAN_HLEN);
skb_copy_to_linear_data(new_skb, new_skb->data + 4, 4);
skb_copy_to_linear_data_offset(new_skb, 4,
@@ -3233,14 +3227,13 @@ static const struct net_device_ops qeth_l3_netdev_ops = {
.ndo_start_xmit = qeth_l3_hard_start_xmit,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_multicast_list = qeth_l3_set_multicast_list,
- .ndo_do_ioctl = qeth_l3_do_ioctl,
- .ndo_change_mtu = qeth_change_mtu,
- .ndo_fix_features = qeth_l3_fix_features,
- .ndo_set_features = qeth_l3_set_features,
- .ndo_vlan_rx_register = qeth_l3_vlan_rx_register,
+ .ndo_do_ioctl = qeth_l3_do_ioctl,
+ .ndo_change_mtu = qeth_change_mtu,
+ .ndo_fix_features = qeth_l3_fix_features,
+ .ndo_set_features = qeth_l3_set_features,
.ndo_vlan_rx_add_vid = qeth_l3_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = qeth_l3_vlan_rx_kill_vid,
- .ndo_tx_timeout = qeth_tx_timeout,
+ .ndo_tx_timeout = qeth_tx_timeout,
};
static const struct net_device_ops qeth_l3_osa_netdev_ops = {
@@ -3250,14 +3243,13 @@ static const struct net_device_ops qeth_l3_osa_netdev_ops = {
.ndo_start_xmit = qeth_l3_hard_start_xmit,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_multicast_list = qeth_l3_set_multicast_list,
- .ndo_do_ioctl = qeth_l3_do_ioctl,
- .ndo_change_mtu = qeth_change_mtu,
- .ndo_fix_features = qeth_l3_fix_features,
- .ndo_set_features = qeth_l3_set_features,
- .ndo_vlan_rx_register = qeth_l3_vlan_rx_register,
+ .ndo_do_ioctl = qeth_l3_do_ioctl,
+ .ndo_change_mtu = qeth_change_mtu,
+ .ndo_fix_features = qeth_l3_fix_features,
+ .ndo_set_features = qeth_l3_set_features,
.ndo_vlan_rx_add_vid = qeth_l3_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = qeth_l3_vlan_rx_kill_vid,
- .ndo_tx_timeout = qeth_tx_timeout,
+ .ndo_tx_timeout = qeth_tx_timeout,
.ndo_neigh_setup = qeth_l3_neigh_setup,
};