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openwrt-xburst/package/mac80211/patches/561-mac80211_tx_status.patch
nbd 4669033c14 mac80211: update to wireless-testing 2011-09-14
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28245 3c298f89-4303-0410-b956-a3cf2f4a3e73
2011-09-15 17:55:16 +00:00

97 lines
3.3 KiB
Diff

--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -2370,6 +2370,25 @@ static inline int ieee80211_sta_ps_trans
void ieee80211_sta_set_tim(struct ieee80211_sta *sta);
/**
+ * ieee80211_tx_status_sta - transmit status callback
+ *
+ * Call this function for all transmitted frames after they have been
+ * transmitted. It is permissible to not call this function for
+ * multicast frames but this can affect statistics.
+ *
+ * This function may not be called in IRQ context. Calls to this function
+ * for a single hardware must be synchronized against each other. Calls
+ * to this function, ieee80211_tx_status_ni() and ieee80211_tx_status_irqsafe()
+ * may not be mixed for a single hardware.
+ *
+ * @hw: the hardware the frame was transmitted by
+ * @skb: the frame that was transmitted, owned by mac80211 after this call
+ * @sta: station for which the tx status is provided
+ */
+void ieee80211_tx_status_sta(struct ieee80211_hw *hw, struct sk_buff *skb,
+ struct ieee80211_sta *sta);
+
+/**
* ieee80211_tx_status - transmit status callback
*
* Call this function for all transmitted frames after they have been
@@ -2384,8 +2403,11 @@ void ieee80211_sta_set_tim(struct ieee80
* @hw: the hardware the frame was transmitted by
* @skb: the frame that was transmitted, owned by mac80211 after this call
*/
-void ieee80211_tx_status(struct ieee80211_hw *hw,
- struct sk_buff *skb);
+static inline void ieee80211_tx_status(struct ieee80211_hw *hw,
+ struct sk_buff *skb)
+{
+ ieee80211_tx_status_sta(hw, skb, NULL);
+}
/**
* ieee80211_tx_status_ni - transmit status callback (in process context)
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -202,7 +202,8 @@ static void ieee80211_set_bar_pending(st
*/
#define STA_LOST_PKT_THRESHOLD 50
-void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
+void ieee80211_tx_status_sta(struct ieee80211_hw *hw, struct sk_buff *skb,
+ struct ieee80211_sta *pubsta)
{
struct sk_buff *skb2;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
@@ -214,7 +215,7 @@ void ieee80211_tx_status(struct ieee8021
struct ieee80211_tx_status_rtap_hdr *rthdr;
struct ieee80211_sub_if_data *sdata;
struct net_device *prev_dev = NULL;
- struct sta_info *sta, *tmp;
+ struct sta_info *sta = NULL, *tmp, *tmp2;
int retry_count = -1, i;
int rates_idx = -1;
bool send_to_cooked;
@@ -244,11 +245,19 @@ void ieee80211_tx_status(struct ieee8021
sband = local->hw.wiphy->bands[info->band];
fc = hdr->frame_control;
- for_each_sta_info(local, hdr->addr1, sta, tmp) {
- /* skip wrong virtual interface */
- if (memcmp(hdr->addr2, sta->sdata->vif.addr, ETH_ALEN))
- continue;
+ if (!pubsta) {
+ for_each_sta_info(local, hdr->addr1, tmp, tmp2) {
+ /* skip wrong virtual interface */
+ if (memcmp(hdr->addr2, tmp->sdata->vif.addr, ETH_ALEN))
+ continue;
+
+ sta = tmp;
+ }
+ } else {
+ sta = container_of(pubsta, struct sta_info, sta);
+ }
+ if (sta) {
acked = !!(info->flags & IEEE80211_TX_STAT_ACK);
if (!acked && test_sta_flags(sta, WLAN_STA_PS_STA)) {
/*
@@ -497,7 +506,7 @@ void ieee80211_tx_status(struct ieee8021
rcu_read_unlock();
dev_kfree_skb(skb);
}
-EXPORT_SYMBOL(ieee80211_tx_status);
+EXPORT_SYMBOL(ieee80211_tx_status_sta);
void ieee80211_report_low_ack(struct ieee80211_sta *pubsta, u32 num_packets)
{