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Diffstat (limited to 'net/mac80211/iface.c')
-rw-r--r--net/mac80211/iface.c92
1 files changed, 64 insertions, 28 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index b4ac596a7cb7..ed1edac14372 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -338,7 +338,7 @@ static int ieee80211_check_queues(struct ieee80211_sub_if_data *sdata,
if ((iftype != NL80211_IFTYPE_AP &&
iftype != NL80211_IFTYPE_P2P_GO &&
iftype != NL80211_IFTYPE_MESH_POINT) ||
- !(sdata->local->hw.flags & IEEE80211_HW_QUEUE_CONTROL)) {
+ !ieee80211_hw_check(&sdata->local->hw, QUEUE_CONTROL)) {
sdata->vif.cab_queue = IEEE80211_INVAL_HW_QUEUE;
return 0;
}
@@ -378,7 +378,7 @@ static void ieee80211_set_default_queues(struct ieee80211_sub_if_data *sdata)
int i;
for (i = 0; i < IEEE80211_NUM_ACS; i++) {
- if (local->hw.flags & IEEE80211_HW_QUEUE_CONTROL)
+ if (ieee80211_hw_check(&local->hw, QUEUE_CONTROL))
sdata->vif.hw_queue[i] = IEEE80211_INVAL_HW_QUEUE;
else if (local->hw.queues >= IEEE80211_NUM_ACS)
sdata->vif.hw_queue[i] = i;
@@ -393,7 +393,7 @@ int ieee80211_add_virtual_monitor(struct ieee80211_local *local)
struct ieee80211_sub_if_data *sdata;
int ret;
- if (!(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF))
+ if (!ieee80211_hw_check(&local->hw, WANT_MONITOR_VIF))
return 0;
ASSERT_RTNL();
@@ -454,7 +454,7 @@ void ieee80211_del_virtual_monitor(struct ieee80211_local *local)
{
struct ieee80211_sub_if_data *sdata;
- if (!(local->hw.flags & IEEE80211_HW_WANT_MONITOR_VIF))
+ if (!ieee80211_hw_check(&local->hw, WANT_MONITOR_VIF))
return;
ASSERT_RTNL();
@@ -522,6 +522,12 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
memcpy(sdata->vif.hw_queue, master->vif.hw_queue,
sizeof(sdata->vif.hw_queue));
sdata->vif.bss_conf.chandef = master->vif.bss_conf.chandef;
+
+ mutex_lock(&local->key_mtx);
+ sdata->crypto_tx_tailroom_needed_cnt +=
+ master->crypto_tx_tailroom_needed_cnt;
+ mutex_unlock(&local->key_mtx);
+
break;
}
case NL80211_IFTYPE_AP:
@@ -697,9 +703,6 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
if (sdata->flags & IEEE80211_SDATA_ALLMULTI)
atomic_inc(&local->iff_allmultis);
- if (sdata->flags & IEEE80211_SDATA_PROMISC)
- atomic_inc(&local->iff_promiscs);
-
if (coming_up)
local->open_count++;
@@ -819,21 +822,20 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata,
* (because if we remove a STA after ops->remove_interface()
* the driver will have removed the vif info already!)
*
- * This is relevant only in WDS mode, in all other modes we've
- * already removed all stations when disconnecting or similar,
- * so warn otherwise.
+ * In WDS mode a station must exist here and be flushed, for
+ * AP_VLANs stations may exist since there's nothing else that
+ * would have removed them, but in other modes there shouldn't
+ * be any stations.
*/
flushed = sta_info_flush(sdata);
- WARN_ON_ONCE((sdata->vif.type != NL80211_IFTYPE_WDS && flushed > 0) ||
- (sdata->vif.type == NL80211_IFTYPE_WDS && flushed != 1));
+ WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
+ ((sdata->vif.type != NL80211_IFTYPE_WDS && flushed > 0) ||
+ (sdata->vif.type == NL80211_IFTYPE_WDS && flushed != 1)));
- /* don't count this interface for promisc/allmulti while it is down */
+ /* don't count this interface for allmulti while it is down */
if (sdata->flags & IEEE80211_SDATA_ALLMULTI)
atomic_dec(&local->iff_allmultis);
- if (sdata->flags & IEEE80211_SDATA_PROMISC)
- atomic_dec(&local->iff_promiscs);
-
if (sdata->vif.type == NL80211_IFTYPE_AP) {
local->fif_pspoll--;
local->fif_probe_req--;
@@ -1047,12 +1049,10 @@ static void ieee80211_set_multicast_list(struct net_device *dev)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = sdata->local;
- int allmulti, promisc, sdata_allmulti, sdata_promisc;
+ int allmulti, sdata_allmulti;
allmulti = !!(dev->flags & IFF_ALLMULTI);
- promisc = !!(dev->flags & IFF_PROMISC);
sdata_allmulti = !!(sdata->flags & IEEE80211_SDATA_ALLMULTI);
- sdata_promisc = !!(sdata->flags & IEEE80211_SDATA_PROMISC);
if (allmulti != sdata_allmulti) {
if (dev->flags & IFF_ALLMULTI)
@@ -1062,13 +1062,6 @@ static void ieee80211_set_multicast_list(struct net_device *dev)
sdata->flags ^= IEEE80211_SDATA_ALLMULTI;
}
- if (promisc != sdata_promisc) {
- if (dev->flags & IFF_PROMISC)
- atomic_inc(&local->iff_promiscs);
- else
- atomic_dec(&local->iff_promiscs);
- sdata->flags ^= IEEE80211_SDATA_PROMISC;
- }
spin_lock_bh(&local->filter_lock);
__hw_addr_sync(&local->mc_list, &dev->mc, dev->addr_len);
spin_unlock_bh(&local->filter_lock);
@@ -1109,6 +1102,35 @@ static u16 ieee80211_netdev_select_queue(struct net_device *dev,
return ieee80211_select_queue(IEEE80211_DEV_TO_SUB_IF(dev), skb);
}
+static struct rtnl_link_stats64 *
+ieee80211_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
+{
+ int i;
+
+ for_each_possible_cpu(i) {
+ const struct pcpu_sw_netstats *tstats;
+ u64 rx_packets, rx_bytes, tx_packets, tx_bytes;
+ unsigned int start;
+
+ tstats = per_cpu_ptr(dev->tstats, i);
+
+ do {
+ start = u64_stats_fetch_begin_irq(&tstats->syncp);
+ rx_packets = tstats->rx_packets;
+ tx_packets = tstats->tx_packets;
+ rx_bytes = tstats->rx_bytes;
+ tx_bytes = tstats->tx_bytes;
+ } while (u64_stats_fetch_retry_irq(&tstats->syncp, start));
+
+ stats->rx_packets += rx_packets;
+ stats->tx_packets += tx_packets;
+ stats->rx_bytes += rx_bytes;
+ stats->tx_bytes += tx_bytes;
+ }
+
+ return stats;
+}
+
static const struct net_device_ops ieee80211_dataif_ops = {
.ndo_open = ieee80211_open,
.ndo_stop = ieee80211_stop,
@@ -1118,6 +1140,7 @@ static const struct net_device_ops ieee80211_dataif_ops = {
.ndo_change_mtu = ieee80211_change_mtu,
.ndo_set_mac_address = ieee80211_change_mac,
.ndo_select_queue = ieee80211_netdev_select_queue,
+ .ndo_get_stats64 = ieee80211_get_stats64,
};
static u16 ieee80211_monitor_select_queue(struct net_device *dev,
@@ -1151,14 +1174,21 @@ static const struct net_device_ops ieee80211_monitorif_ops = {
.ndo_change_mtu = ieee80211_change_mtu,
.ndo_set_mac_address = ieee80211_change_mac,
.ndo_select_queue = ieee80211_monitor_select_queue,
+ .ndo_get_stats64 = ieee80211_get_stats64,
};
+static void ieee80211_if_free(struct net_device *dev)
+{
+ free_percpu(dev->tstats);
+ free_netdev(dev);
+}
+
static void ieee80211_if_setup(struct net_device *dev)
{
ether_setup(dev);
dev->priv_flags &= ~IFF_TX_SKB_SHARING;
dev->netdev_ops = &ieee80211_dataif_ops;
- dev->destructor = free_netdev;
+ dev->destructor = ieee80211_if_free;
}
static void ieee80211_iface_work(struct work_struct *work)
@@ -1556,7 +1586,7 @@ static void ieee80211_assign_perm_addr(struct ieee80211_local *local,
break;
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_P2P_GO:
- if (local->hw.flags & IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF) {
+ if (ieee80211_hw_check(&local->hw, P2P_DEV_ADDR_FOR_INTF)) {
list_for_each_entry(sdata, &local->interfaces, list) {
if (sdata->vif.type != NL80211_IFTYPE_P2P_DEVICE)
continue;
@@ -1699,6 +1729,12 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
return -ENOMEM;
dev_net_set(ndev, wiphy_net(local->hw.wiphy));
+ ndev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
+ if (!ndev->tstats) {
+ free_netdev(ndev);
+ return -ENOMEM;
+ }
+
ndev->needed_headroom = local->tx_headroom +
4*6 /* four MAC addresses */
+ 2 + 2 + 2 + 2 /* ctl, dur, seq, qos */
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-20 19:49:22 +0200