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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...
[pandora-kernel.git]
/
net
/
mac80211
/
agg-tx.c
diff --git
a/net/mac80211/agg-tx.c
b/net/mac80211/agg-tx.c
index
9cc472c
..
63d852c
100644
(file)
--- a/
net/mac80211/agg-tx.c
+++ b/
net/mac80211/agg-tx.c
@@
-190,7
+190,7
@@
int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
ret = drv_ampdu_action(local, sta->sdata,
IEEE80211_AMPDU_TX_STOP,
ret = drv_ampdu_action(local, sta->sdata,
IEEE80211_AMPDU_TX_STOP,
- &sta->sta, tid, NULL);
+ &sta->sta, tid, NULL
, 0
);
/* HW shall not deny going back to legacy */
if (WARN_ON(ret)) {
/* HW shall not deny going back to legacy */
if (WARN_ON(ret)) {
@@
-311,7
+311,7
@@
void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
start_seq_num = sta->tid_seq[tid] >> 4;
ret = drv_ampdu_action(local, sdata, IEEE80211_AMPDU_TX_START,
start_seq_num = sta->tid_seq[tid] >> 4;
ret = drv_ampdu_action(local, sdata, IEEE80211_AMPDU_TX_START,
- &sta->sta, tid, &start_seq_num);
+ &sta->sta, tid, &start_seq_num
, 0
);
if (ret) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "BA request denied - HW unavailable for"
if (ret) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "BA request denied - HW unavailable for"
@@
-342,7
+342,8
@@
void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
/* send AddBA request */
ieee80211_send_addba_request(sdata, sta->sta.addr, tid,
tid_tx->dialog_token, start_seq_num,
/* send AddBA request */
ieee80211_send_addba_request(sdata, sta->sta.addr, tid,
tid_tx->dialog_token, start_seq_num,
- 0x40, tid_tx->timeout);
+ local->hw.max_tx_aggregation_subframes,
+ tid_tx->timeout);
}
int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
}
int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
@@
-487,7
+488,8
@@
static void ieee80211_agg_tx_operational(struct ieee80211_local *local,
drv_ampdu_action(local, sta->sdata,
IEEE80211_AMPDU_TX_OPERATIONAL,
drv_ampdu_action(local, sta->sdata,
IEEE80211_AMPDU_TX_OPERATIONAL,
- &sta->sta, tid, NULL);
+ &sta->sta, tid, NULL,
+ sta->ampdu_mlme.tid_tx[tid]->buf_size);
/*
* synchronize with TX path, while splicing the TX path
/*
* synchronize with TX path, while splicing the TX path
@@
-742,9
+744,11
@@
void ieee80211_process_addba_resp(struct ieee80211_local *local,
{
struct tid_ampdu_tx *tid_tx;
u16 capab, tid;
{
struct tid_ampdu_tx *tid_tx;
u16 capab, tid;
+ u8 buf_size;
capab = le16_to_cpu(mgmt->u.action.u.addba_resp.capab);
tid = (capab & IEEE80211_ADDBA_PARAM_TID_MASK) >> 2;
capab = le16_to_cpu(mgmt->u.action.u.addba_resp.capab);
tid = (capab & IEEE80211_ADDBA_PARAM_TID_MASK) >> 2;
+ buf_size = (capab & IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK) >> 6;
mutex_lock(&sta->ampdu_mlme.mtx);
mutex_lock(&sta->ampdu_mlme.mtx);
@@
-767,12
+771,23
@@
void ieee80211_process_addba_resp(struct ieee80211_local *local,
if (le16_to_cpu(mgmt->u.action.u.addba_resp.status)
== WLAN_STATUS_SUCCESS) {
if (le16_to_cpu(mgmt->u.action.u.addba_resp.status)
== WLAN_STATUS_SUCCESS) {
+ /*
+ * IEEE 802.11-2007 7.3.1.14:
+ * In an ADDBA Response frame, when the Status Code field
+ * is set to 0, the Buffer Size subfield is set to a value
+ * of at least 1.
+ */
+ if (!buf_size)
+ goto out;
+
if (test_and_set_bit(HT_AGG_STATE_RESPONSE_RECEIVED,
&tid_tx->state)) {
/* ignore duplicate response */
goto out;
}
if (test_and_set_bit(HT_AGG_STATE_RESPONSE_RECEIVED,
&tid_tx->state)) {
/* ignore duplicate response */
goto out;
}
+ tid_tx->buf_size = buf_size;
+
if (test_bit(HT_AGG_STATE_DRV_READY, &tid_tx->state))
ieee80211_agg_tx_operational(local, sta, tid);
if (test_bit(HT_AGG_STATE_DRV_READY, &tid_tx->state))
ieee80211_agg_tx_operational(local, sta, tid);