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Diffstat (limited to 'package/mac80211/src/net/mac80211/sta_info.c')
-rw-r--r--package/mac80211/src/net/mac80211/sta_info.c99
1 files changed, 62 insertions, 37 deletions
diff --git a/package/mac80211/src/net/mac80211/sta_info.c b/package/mac80211/src/net/mac80211/sta_info.c
index 4ed1b60..6b53783 100644
--- a/package/mac80211/src/net/mac80211/sta_info.c
+++ b/package/mac80211/src/net/mac80211/sta_info.c
@@ -14,6 +14,7 @@
#include <linux/slab.h>
#include <linux/skbuff.h>
#include <linux/if_arp.h>
+#include <linux/timer.h>
#include <net/mac80211.h>
#include "ieee80211_i.h"
@@ -73,36 +74,13 @@ struct sta_info *sta_info_get(struct ieee80211_local *local, u8 *addr)
}
EXPORT_SYMBOL(sta_info_get);
-int sta_info_min_txrate_get(struct ieee80211_local *local)
-{
- struct sta_info *sta;
- struct ieee80211_hw_mode *mode;
- int min_txrate = 9999999;
- int i;
-
- read_lock_bh(&local->sta_lock);
- mode = local->oper_hw_mode;
- for (i = 0; i < STA_HASH_SIZE; i++) {
- sta = local->sta_hash[i];
- while (sta) {
- if (sta->txrate < min_txrate)
- min_txrate = sta->txrate;
- sta = sta->hnext;
- }
- }
- read_unlock_bh(&local->sta_lock);
- if (min_txrate == 9999999)
- min_txrate = 0;
-
- return mode->rates[min_txrate].rate;
-}
-
static void sta_info_release(struct kref *kref)
{
struct sta_info *sta = container_of(kref, struct sta_info, kref);
struct ieee80211_local *local = sta->local;
struct sk_buff *skb;
+ int i;
/* free sta structure; it has already been removed from
* hash table etc. external structures. Make sure that all
@@ -115,6 +93,10 @@ static void sta_info_release(struct kref *kref)
while ((skb = skb_dequeue(&sta->tx_filtered)) != NULL) {
dev_kfree_skb_any(skb);
}
+ for (i = 0; i < STA_TID_NUM; i++) {
+ del_timer_sync(&sta->ampdu_mlme.tid_rx[i].session_timer);
+ del_timer_sync(&sta->ampdu_mlme.tid_tx[i].addba_resp_timer);
+ }
rate_control_free_sta(sta->rate_ctrl, sta->rate_ctrl_priv);
rate_control_put(sta->rate_ctrl);
kfree(sta);
@@ -132,6 +114,8 @@ struct sta_info * sta_info_add(struct ieee80211_local *local,
struct net_device *dev, u8 *addr, gfp_t gfp)
{
struct sta_info *sta;
+ int i;
+ DECLARE_MAC_BUF(mac);
sta = kzalloc(sizeof(*sta), gfp);
if (!sta)
@@ -150,6 +134,28 @@ struct sta_info * sta_info_add(struct ieee80211_local *local,
memcpy(sta->addr, addr, ETH_ALEN);
sta->local = local;
sta->dev = dev;
+ spin_lock_init(&sta->ampdu_mlme.ampdu_rx);
+ spin_lock_init(&sta->ampdu_mlme.ampdu_tx);
+ for (i = 0; i < STA_TID_NUM; i++) {
+ /* timer_to_tid must be initialized with identity mapping to
+ * enable session_timer's data differentiation. refer to
+ * sta_rx_agg_session_timer_expired for useage */
+ sta->timer_to_tid[i] = i;
+ /* tid to tx queue: initialize according to HW (0 is valid) */
+ sta->tid_to_tx_q[i] = local->hw.queues;
+ /* rx timers */
+ sta->ampdu_mlme.tid_rx[i].session_timer.function =
+ sta_rx_agg_session_timer_expired;
+ sta->ampdu_mlme.tid_rx[i].session_timer.data =
+ (unsigned long)&sta->timer_to_tid[i];
+ init_timer(&sta->ampdu_mlme.tid_rx[i].session_timer);
+ /* tx timers */
+ sta->ampdu_mlme.tid_tx[i].addba_resp_timer.function =
+ sta_addba_resp_timer_expired;
+ sta->ampdu_mlme.tid_tx[i].addba_resp_timer.data =
+ (unsigned long)&sta->timer_to_tid[i];
+ init_timer(&sta->ampdu_mlme.tid_tx[i].addba_resp_timer);
+ }
skb_queue_head_init(&sta->ps_tx_buf);
skb_queue_head_init(&sta->tx_filtered);
__sta_info_get(sta); /* sta used by caller, decremented by
@@ -158,14 +164,21 @@ struct sta_info * sta_info_add(struct ieee80211_local *local,
list_add(&sta->list, &local->sta_list);
local->num_sta++;
sta_info_hash_add(local, sta);
- if (local->ops->sta_notify)
- local->ops->sta_notify(local_to_hw(local), dev->ifindex,
- STA_NOTIFY_ADD, addr);
+ if (local->ops->sta_notify) {
+ struct ieee80211_sub_if_data *sdata;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ if (sdata->vif.type == IEEE80211_IF_TYPE_VLAN)
+ sdata = sdata->u.vlan.ap;
+
+ local->ops->sta_notify(local_to_hw(local), &sdata->vif,
+ STA_NOTIFY_ADD, addr);
+ }
write_unlock_bh(&local->sta_lock);
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- printk(KERN_DEBUG "%s: Added STA " MAC_FMT "\n",
- wiphy_name(local->hw.wiphy), MAC_ARG(addr));
+ printk(KERN_DEBUG "%s: Added STA %s\n",
+ wiphy_name(local->hw.wiphy), print_mac(mac, addr));
#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
#ifdef CONFIG_MAC80211_DEBUGFS
@@ -204,6 +217,7 @@ void sta_info_free(struct sta_info *sta)
{
struct sk_buff *skb;
struct ieee80211_local *local = sta->local;
+ DECLARE_MAC_BUF(mac);
might_sleep();
@@ -220,16 +234,24 @@ void sta_info_free(struct sta_info *sta)
}
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- printk(KERN_DEBUG "%s: Removed STA " MAC_FMT "\n",
- wiphy_name(local->hw.wiphy), MAC_ARG(sta->addr));
+ printk(KERN_DEBUG "%s: Removed STA %s\n",
+ wiphy_name(local->hw.wiphy), print_mac(mac, sta->addr));
#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
ieee80211_key_free(sta->key);
sta->key = NULL;
- if (local->ops->sta_notify)
- local->ops->sta_notify(local_to_hw(local), sta->dev->ifindex,
- STA_NOTIFY_REMOVE, sta->addr);
+ if (local->ops->sta_notify) {
+ struct ieee80211_sub_if_data *sdata;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
+
+ if (sdata->vif.type == IEEE80211_IF_TYPE_VLAN)
+ sdata = sdata->u.vlan.ap;
+
+ local->ops->sta_notify(local_to_hw(local), &sdata->vif,
+ STA_NOTIFY_REMOVE, sta->addr);
+ }
rate_control_remove_sta_debugfs(sta);
ieee80211_sta_debugfs_remove(sta);
@@ -264,6 +286,7 @@ static void sta_info_cleanup_expire_buffered(struct ieee80211_local *local,
{
unsigned long flags;
struct sk_buff *skb;
+ DECLARE_MAC_BUF(mac);
if (skb_queue_empty(&sta->ps_tx_buf))
return;
@@ -282,7 +305,7 @@ static void sta_info_cleanup_expire_buffered(struct ieee80211_local *local,
if (skb) {
local->total_ps_buffered--;
printk(KERN_DEBUG "Buffered frame expired (STA "
- MAC_FMT ")\n", MAC_ARG(sta->addr));
+ "%s)\n", print_mac(mac, sta->addr));
dev_kfree_skb(skb);
} else
break;
@@ -303,7 +326,8 @@ static void sta_info_cleanup(unsigned long data)
}
read_unlock_bh(&local->sta_lock);
- local->sta_cleanup.expires = jiffies + STA_INFO_CLEANUP_INTERVAL;
+ local->sta_cleanup.expires =
+ round_jiffies(jiffies + STA_INFO_CLEANUP_INTERVAL);
add_timer(&local->sta_cleanup);
}
@@ -342,7 +366,8 @@ void sta_info_init(struct ieee80211_local *local)
INIT_LIST_HEAD(&local->sta_list);
init_timer(&local->sta_cleanup);
- local->sta_cleanup.expires = jiffies + STA_INFO_CLEANUP_INTERVAL;
+ local->sta_cleanup.expires =
+ round_jiffies(jiffies + STA_INFO_CLEANUP_INTERVAL);
local->sta_cleanup.data = (unsigned long) local;
local->sta_cleanup.function = sta_info_cleanup;
generated by cgit v1.1 at 2024-07-28 13:40:35 +0000