aboutsummaryrefslogtreecommitdiffstats
path: root/package/mac80211/patches/300-pending_work.patch
diff options
context:
space:
mode:
authorFelix Fietkau <nbd@openwrt.org>2013-06-03 14:15:52 +0000
committerFelix Fietkau <nbd@openwrt.org>2013-06-03 14:15:52 +0000
commit532aee10fda5304bf31277366d13836d7dcf1b50 (patch)
tree944a4180cff20ed281239acd10e7d1c3d0f33fe6 /package/mac80211/patches/300-pending_work.patch
parentb35dfca744c9aeda571eaf860624bd7e850b28a9 (diff)
downloadupstream-532aee10fda5304bf31277366d13836d7dcf1b50.tar.gz
upstream-532aee10fda5304bf31277366d13836d7dcf1b50.tar.bz2
upstream-532aee10fda5304bf31277366d13836d7dcf1b50.zip
ath9k: improve AP mode powersave buffering handling
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 36824
Diffstat (limited to 'package/mac80211/patches/300-pending_work.patch')
-rw-r--r--package/mac80211/patches/300-pending_work.patch411
1 files changed, 385 insertions, 26 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch
index c66693d237..10da08954f 100644
--- a/package/mac80211/patches/300-pending_work.patch
+++ b/package/mac80211/patches/300-pending_work.patch
@@ -32,7 +32,27 @@
struct ath_tx_control {
struct ath_txq *txq;
struct ath_node *an;
-@@ -658,11 +655,10 @@ enum sc_op_flags {
+@@ -299,6 +296,7 @@ struct ath_tx {
+ struct ath_txq txq[ATH9K_NUM_TX_QUEUES];
+ struct ath_descdma txdma;
+ struct ath_txq *txq_map[IEEE80211_NUM_ACS];
++ struct ath_txq *uapsdq;
+ u32 txq_max_pending[IEEE80211_NUM_ACS];
+ u16 max_aggr_framelen[IEEE80211_NUM_ACS][4][32];
+ };
+@@ -356,6 +354,11 @@ void ath_tx_aggr_resume(struct ath_softc
+ void ath_tx_aggr_wakeup(struct ath_softc *sc, struct ath_node *an);
+ void ath_tx_aggr_sleep(struct ieee80211_sta *sta, struct ath_softc *sc,
+ struct ath_node *an);
++void ath9k_release_buffered_frames(struct ieee80211_hw *hw,
++ struct ieee80211_sta *sta,
++ u16 tids, int nframes,
++ enum ieee80211_frame_release_type reason,
++ bool more_data);
+
+ /********/
+ /* VIFs */
+@@ -658,11 +661,10 @@ enum sc_op_flags {
struct ath_rate_table;
struct ath9k_vif_iter_data {
@@ -236,6 +256,14 @@
ath9k_ps_restore(sc);
break;
case IEEE80211_AMPDU_TX_OPERATIONAL:
+@@ -2366,6 +2378,7 @@ struct ieee80211_ops ath9k_ops = {
+ .flush = ath9k_flush,
+ .tx_frames_pending = ath9k_tx_frames_pending,
+ .tx_last_beacon = ath9k_tx_last_beacon,
++ .release_buffered_frames = ath9k_release_buffered_frames,
+ .get_stats = ath9k_get_stats,
+ .set_antenna = ath9k_set_antenna,
+ .get_antenna = ath9k_get_antenna,
--- a/drivers/net/wireless/ath/ath9k/reg.h
+++ b/drivers/net/wireless/ath/ath9k/reg.h
@@ -798,6 +798,10 @@
@@ -4012,7 +4040,16 @@
NL80211_STA_INFO_TX_BITRATE))
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
-@@ -768,7 +768,8 @@ void ath9k_set_hw_capab(struct ath_softc
+@@ -433,6 +433,8 @@ static int ath9k_init_queues(struct ath_
+ sc->config.cabqReadytime = ATH_CABQ_READY_TIME;
+ ath_cabq_update(sc);
+
++ sc->tx.uapsdq = ath_txq_setup(sc, ATH9K_TX_QUEUE_UAPSD, 0);
++
+ for (i = 0; i < IEEE80211_NUM_ACS; i++) {
+ sc->tx.txq_map[i] = ath_txq_setup(sc, ATH9K_TX_QUEUE_DATA, i);
+ sc->tx.txq_map[i]->mac80211_qnum = i;
+@@ -768,7 +770,8 @@ void ath9k_set_hw_capab(struct ath_softc
IEEE80211_HW_SUPPORTS_PS |
IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_SPECTRUM_MGMT |
@@ -4022,7 +4059,7 @@
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)
hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION;
-@@ -776,6 +777,8 @@ void ath9k_set_hw_capab(struct ath_softc
+@@ -776,6 +779,8 @@ void ath9k_set_hw_capab(struct ath_softc
if (AR_SREV_9160_10_OR_LATER(sc->sc_ah) || ath9k_modparam_nohwcrypt)
hw->flags |= IEEE80211_HW_MFP_CAPABLE;
@@ -4145,7 +4182,18 @@
/*
* complete the acked-ones/xretried ones; update
* block-ack window
-@@ -593,9 +576,6 @@ static void ath_tx_complete_aggr(struct
+@@ -535,6 +518,10 @@ static void ath_tx_complete_aggr(struct
+ ath_tx_complete_buf(sc, bf, txq, &bf_head, ts,
+ !txfail);
+ } else {
++ if (tx_info->flags & IEEE80211_TX_STATUS_EOSP) {
++ tx_info->flags &= ~IEEE80211_TX_STATUS_EOSP;
++ ieee80211_sta_eosp(sta);
++ }
+ /* retry the un-acked ones */
+ if (bf->bf_next == NULL && bf_last->bf_stale) {
+ struct ath_buf *tbf;
+@@ -593,9 +580,6 @@ static void ath_tx_complete_aggr(struct
ath_txq_lock(sc, txq);
}
@@ -4155,7 +4203,7 @@
rcu_read_unlock();
if (needreset)
-@@ -612,6 +592,7 @@ static void ath_tx_process_buffer(struct
+@@ -612,6 +596,7 @@ static void ath_tx_process_buffer(struct
struct ath_tx_status *ts, struct ath_buf *bf,
struct list_head *bf_head)
{
@@ -4163,7 +4211,7 @@
bool txok, flush;
txok = !(ts->ts_status & ATH9K_TXERR_MASK);
-@@ -623,8 +604,12 @@ static void ath_tx_process_buffer(struct
+@@ -623,8 +608,12 @@ static void ath_tx_process_buffer(struct
txq->axq_ampdu_depth--;
if (!bf_isampdu(bf)) {
@@ -4177,7 +4225,7 @@
ath_tx_complete_buf(sc, bf, txq, bf_head, ts, txok);
} else
ath_tx_complete_aggr(sc, txq, bf, bf_head, ts, txok);
-@@ -668,7 +653,7 @@ static u32 ath_lookup_rate(struct ath_so
+@@ -668,7 +657,7 @@ static u32 ath_lookup_rate(struct ath_so
skb = bf->bf_mpdu;
tx_info = IEEE80211_SKB_CB(skb);
@@ -4186,7 +4234,7 @@
/*
* Find the lowest frame length among the rate series that will have a
-@@ -736,8 +721,6 @@ static int ath_compute_num_delims(struct
+@@ -736,8 +725,6 @@ static int ath_compute_num_delims(struct
bool first_subfrm)
{
#define FIRST_DESC_NDELIMS 60
@@ -4195,7 +4243,7 @@
u32 nsymbits, nsymbols;
u16 minlen;
u8 flags, rix;
-@@ -778,8 +761,8 @@ static int ath_compute_num_delims(struct
+@@ -778,8 +765,8 @@ static int ath_compute_num_delims(struct
if (tid->an->mpdudensity == 0)
return ndelim;
@@ -4206,7 +4254,87 @@
width = (flags & IEEE80211_TX_RC_40_MHZ_WIDTH) ? 1 : 0;
half_gi = (flags & IEEE80211_TX_RC_SHORT_GI) ? 1 : 0;
-@@ -858,6 +841,7 @@ static enum ATH_AGGR_STATUS ath_tx_form_
+@@ -803,24 +790,16 @@ static int ath_compute_num_delims(struct
+ return ndelim;
+ }
+
+-static enum ATH_AGGR_STATUS ath_tx_form_aggr(struct ath_softc *sc,
+- struct ath_txq *txq,
+- struct ath_atx_tid *tid,
+- struct list_head *bf_q,
+- int *aggr_len)
++static struct ath_buf *
++ath_tx_get_tid_subframe(struct ath_softc *sc, struct ath_txq *txq,
++ struct ath_atx_tid *tid)
+ {
+-#define PADBYTES(_len) ((4 - ((_len) % 4)) % 4)
+- struct ath_buf *bf, *bf_first = NULL, *bf_prev = NULL;
+- int rl = 0, nframes = 0, ndelim, prev_al = 0;
+- u16 aggr_limit = 0, al = 0, bpad = 0,
+- al_delta, h_baw = tid->baw_size / 2;
+- enum ATH_AGGR_STATUS status = ATH_AGGR_DONE;
+- struct ieee80211_tx_info *tx_info;
+ struct ath_frame_info *fi;
+ struct sk_buff *skb;
++ struct ath_buf *bf;
+ u16 seqno;
+
+- do {
++ while (1) {
+ skb = skb_peek(&tid->buf_q);
+ fi = get_frame_info(skb);
+ bf = fi->bf;
+@@ -837,10 +816,8 @@ static enum ATH_AGGR_STATUS ath_tx_form_
+ seqno = bf->bf_state.seqno;
+
+ /* do not step over block-ack window */
+- if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno)) {
+- status = ATH_AGGR_BAW_CLOSED;
++ if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno))
+ break;
+- }
+
+ if (tid->bar_index > ATH_BA_INDEX(tid->seq_start, seqno)) {
+ struct ath_tx_status ts = {};
+@@ -854,10 +831,45 @@ static enum ATH_AGGR_STATUS ath_tx_form_
+ continue;
+ }
+
++ bf->bf_next = NULL;
++ bf->bf_lastbf = bf;
++ return bf;
++ }
++
++ return NULL;
++}
++
++static enum ATH_AGGR_STATUS ath_tx_form_aggr(struct ath_softc *sc,
++ struct ath_txq *txq,
++ struct ath_atx_tid *tid,
++ struct list_head *bf_q,
++ int *aggr_len)
++{
++#define PADBYTES(_len) ((4 - ((_len) % 4)) % 4)
++ struct ath_buf *bf, *bf_first = NULL, *bf_prev = NULL;
++ int rl = 0, nframes = 0, ndelim, prev_al = 0;
++ u16 aggr_limit = 0, al = 0, bpad = 0,
++ al_delta, h_baw = tid->baw_size / 2;
++ enum ATH_AGGR_STATUS status = ATH_AGGR_DONE;
++ struct ieee80211_tx_info *tx_info;
++ struct ath_frame_info *fi;
++ struct sk_buff *skb;
++
++ do {
++ bf = ath_tx_get_tid_subframe(sc, txq, tid);
++ if (!bf) {
++ status = ATH_AGGR_BAW_CLOSED;
++ break;
++ }
++
++ skb = bf->bf_mpdu;
++ fi = get_frame_info(skb);
++
+ if (!bf_first)
bf_first = bf;
if (!rl) {
@@ -4214,7 +4342,16 @@
aggr_limit = ath_lookup_rate(sc, bf, tid);
rl = 1;
}
-@@ -998,14 +982,14 @@ static void ath_buf_set_rate(struct ath_
+@@ -898,7 +910,7 @@ static enum ATH_AGGR_STATUS ath_tx_form_
+
+ /* link buffers of this frame to the aggregate */
+ if (!fi->retries)
+- ath_tx_addto_baw(sc, tid, seqno);
++ ath_tx_addto_baw(sc, tid, bf->bf_state.seqno);
+ bf->bf_state.ndelim = ndelim;
+
+ __skb_unlink(skb, &tid->buf_q);
+@@ -998,14 +1010,14 @@ static void ath_buf_set_rate(struct ath_
skb = bf->bf_mpdu;
tx_info = IEEE80211_SKB_CB(skb);
@@ -4231,7 +4368,84 @@
bool is_40, is_sgi, is_sp;
int phy;
-@@ -1224,9 +1208,6 @@ int ath_tx_aggr_start(struct ath_softc *
+@@ -1107,9 +1119,8 @@ static void ath_tx_fill_desc(struct ath_
+ {
+ struct ath_hw *ah = sc->sc_ah;
+ struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);
+- struct ath_buf *bf_first = bf;
++ struct ath_buf *bf_first = NULL;
+ struct ath_tx_info info;
+- bool aggr = !!(bf->bf_state.bf_type & BUF_AGGR);
+
+ memset(&info, 0, sizeof(info));
+ info.is_first = true;
+@@ -1117,24 +1128,17 @@ static void ath_tx_fill_desc(struct ath_
+ info.txpower = MAX_RATE_POWER;
+ info.qcu = txq->axq_qnum;
+
+- info.flags = ATH9K_TXDESC_INTREQ;
+- if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK)
+- info.flags |= ATH9K_TXDESC_NOACK;
+- if (tx_info->flags & IEEE80211_TX_CTL_LDPC)
+- info.flags |= ATH9K_TXDESC_LDPC;
+-
+- ath_buf_set_rate(sc, bf, &info, len);
+-
+- if (tx_info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
++ if ((tx_info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT) ||
++ txq == sc->tx.uapsdq)
+ info.flags |= ATH9K_TXDESC_CLRDMASK;
+
+ if (bf->bf_state.bfs_paprd)
+ info.flags |= (u32) bf->bf_state.bfs_paprd << ATH9K_TXDESC_PAPRD_S;
+
+-
+ while (bf) {
+ struct sk_buff *skb = bf->bf_mpdu;
+ struct ath_frame_info *fi = get_frame_info(skb);
++ bool aggr = !!(bf->bf_state.bf_type & BUF_AGGR);
+
+ info.type = get_hw_packet_type(skb);
+ if (bf->bf_next)
+@@ -1142,6 +1146,18 @@ static void ath_tx_fill_desc(struct ath_
+ else
+ info.link = 0;
+
++ if (!bf_first) {
++ bf_first = bf;
++
++ info.flags = ATH9K_TXDESC_INTREQ;
++ if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK)
++ info.flags |= ATH9K_TXDESC_NOACK;
++ if (tx_info->flags & IEEE80211_TX_CTL_LDPC)
++ info.flags |= ATH9K_TXDESC_LDPC;
++
++ ath_buf_set_rate(sc, bf, &info, len);
++ }
++
+ info.buf_addr[0] = bf->bf_buf_addr;
+ info.buf_len[0] = skb->len;
+ info.pkt_len = fi->framelen;
+@@ -1151,7 +1167,7 @@ static void ath_tx_fill_desc(struct ath_
+ if (aggr) {
+ if (bf == bf_first)
+ info.aggr = AGGR_BUF_FIRST;
+- else if (!bf->bf_next)
++ else if (bf == bf_first->bf_lastbf)
+ info.aggr = AGGR_BUF_LAST;
+ else
+ info.aggr = AGGR_BUF_MIDDLE;
+@@ -1160,6 +1176,9 @@ static void ath_tx_fill_desc(struct ath_
+ info.aggr_len = len;
+ }
+
++ if (bf == bf_first->bf_lastbf)
++ bf_first = NULL;
++
+ ath9k_hw_set_txdesc(ah, bf->bf_desc, &info);
+ bf = bf->bf_next;
+ }
+@@ -1224,9 +1243,6 @@ int ath_tx_aggr_start(struct ath_softc *
an = (struct ath_node *)sta->drv_priv;
txtid = ATH_AN_2_TID(an, tid);
@@ -4241,7 +4455,7 @@
/* update ampdu factor/density, they may have changed. This may happen
* in HT IBSS when a beacon with HT-info is received after the station
* has already been added.
-@@ -1238,7 +1219,7 @@ int ath_tx_aggr_start(struct ath_softc *
+@@ -1238,7 +1254,7 @@ int ath_tx_aggr_start(struct ath_softc *
an->mpdudensity = density;
}
@@ -4250,7 +4464,7 @@
txtid->paused = true;
*ssn = txtid->seq_start = txtid->seq_next;
txtid->bar_index = -1;
-@@ -1255,28 +1236,9 @@ void ath_tx_aggr_stop(struct ath_softc *
+@@ -1255,28 +1271,9 @@ void ath_tx_aggr_stop(struct ath_softc *
struct ath_atx_tid *txtid = ATH_AN_2_TID(an, tid);
struct ath_txq *txq = txtid->ac->txq;
@@ -4280,7 +4494,7 @@
ath_tx_flush_tid(sc, txtid);
ath_txq_unlock_complete(sc, txq);
}
-@@ -1342,18 +1304,28 @@ void ath_tx_aggr_wakeup(struct ath_softc
+@@ -1342,18 +1339,92 @@ void ath_tx_aggr_wakeup(struct ath_softc
}
}
@@ -4313,10 +4527,113 @@
+ }
+
+ ath_txq_unlock_complete(sc, txq);
++}
++
++void ath9k_release_buffered_frames(struct ieee80211_hw *hw,
++ struct ieee80211_sta *sta,
++ u16 tids, int nframes,
++ enum ieee80211_frame_release_type reason,
++ bool more_data)
++{
++ struct ath_softc *sc = hw->priv;
++ struct ath_node *an = (struct ath_node *)sta->drv_priv;
++ struct ath_txq *txq = sc->tx.uapsdq;
++ struct ieee80211_tx_info *info;
++ struct list_head bf_q;
++ struct ath_buf *bf_tail = NULL, *bf;
++ int sent = 0;
++ int i;
++
++ INIT_LIST_HEAD(&bf_q);
++ for (i = 0; tids && nframes; i++, tids >>= 1) {
++ struct ath_atx_tid *tid;
++
++ if (!(tids & 1))
++ continue;
++
++ tid = ATH_AN_2_TID(an, i);
++ if (tid->paused)
++ continue;
++
++ ath_txq_lock(sc, tid->ac->txq);
++ while (!skb_queue_empty(&tid->buf_q) && nframes > 0) {
++ bf = ath_tx_get_tid_subframe(sc, sc->tx.uapsdq, tid);
++ if (!bf)
++ break;
++
++ __skb_unlink(bf->bf_mpdu, &tid->buf_q);
++ list_add_tail(&bf->list, &bf_q);
++ ath_set_rates(tid->an->vif, tid->an->sta, bf);
++ ath_tx_addto_baw(sc, tid, bf->bf_state.seqno);
++ bf->bf_state.bf_type &= ~BUF_AGGR;
++ if (bf_tail)
++ bf_tail->bf_next = bf;
++
++ bf_tail = bf;
++ nframes--;
++ sent++;
++ TX_STAT_INC(txq->axq_qnum, a_queued_hw);
++
++ if (skb_queue_empty(&tid->buf_q))
++ ieee80211_sta_set_buffered(an->sta, i, false);
++ }
++ ath_txq_unlock_complete(sc, tid->ac->txq);
++ }
++
++ if (list_empty(&bf_q))
++ return;
++
++ info = IEEE80211_SKB_CB(bf_tail->bf_mpdu);
++ info->flags |= IEEE80211_TX_STATUS_EOSP;
++
++ bf = list_first_entry(&bf_q, struct ath_buf, list);
++ ath_txq_lock(sc, txq);
++ ath_tx_fill_desc(sc, bf, txq, 0);
++ ath_tx_txqaddbuf(sc, txq, &bf_q, false);
++ ath_txq_unlock(sc, txq);
}
/********************/
-@@ -1743,6 +1715,7 @@ static void ath_tx_send_ampdu(struct ath
+@@ -1709,8 +1780,9 @@ static void ath_tx_txqaddbuf(struct ath_
+ }
+ }
+
+-static void ath_tx_send_ampdu(struct ath_softc *sc, struct ath_atx_tid *tid,
+- struct sk_buff *skb, struct ath_tx_control *txctl)
++static void ath_tx_send_ampdu(struct ath_softc *sc, struct ath_txq *txq,
++ struct ath_atx_tid *tid, struct sk_buff *skb,
++ struct ath_tx_control *txctl)
+ {
+ struct ath_frame_info *fi = get_frame_info(skb);
+ struct list_head bf_head;
+@@ -1723,26 +1795,28 @@ static void ath_tx_send_ampdu(struct ath
+ * - seqno is not within block-ack window
+ * - h/w queue depth exceeds low water mark
+ */
+- if (!skb_queue_empty(&tid->buf_q) || tid->paused ||
+- !BAW_WITHIN(tid->seq_start, tid->baw_size, tid->seq_next) ||
+- txctl->txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) {
++ if ((!skb_queue_empty(&tid->buf_q) || tid->paused ||
++ !BAW_WITHIN(tid->seq_start, tid->baw_size, tid->seq_next) ||
++ txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) &&
++ txq != sc->tx.uapsdq) {
+ /*
+ * Add this frame to software queue for scheduling later
+ * for aggregation.
+ */
+- TX_STAT_INC(txctl->txq->axq_qnum, a_queued_sw);
++ TX_STAT_INC(txq->axq_qnum, a_queued_sw);
+ __skb_queue_tail(&tid->buf_q, skb);
+ if (!txctl->an || !txctl->an->sleeping)
+- ath_tx_queue_tid(txctl->txq, tid);
++ ath_tx_queue_tid(txq, tid);
+ return;
+ }
+
+- bf = ath_tx_setup_buffer(sc, txctl->txq, tid, skb);
++ bf = ath_tx_setup_buffer(sc, txq, tid, skb);
+ if (!bf) {
+ ieee80211_free_txskb(sc->hw, skb);
return;
}
@@ -4324,7 +4641,21 @@
bf->bf_state.bf_type = BUF_AMPDU;
INIT_LIST_HEAD(&bf_head);
list_add(&bf->list, &bf_head);
-@@ -1892,49 +1865,6 @@ static struct ath_buf *ath_tx_setup_buff
+@@ -1751,10 +1825,10 @@ static void ath_tx_send_ampdu(struct ath
+ ath_tx_addto_baw(sc, tid, bf->bf_state.seqno);
+
+ /* Queue to h/w without aggregation */
+- TX_STAT_INC(txctl->txq->axq_qnum, a_queued_hw);
++ TX_STAT_INC(txq->axq_qnum, a_queued_hw);
+ bf->bf_lastbf = bf;
+- ath_tx_fill_desc(sc, bf, txctl->txq, fi->framelen);
+- ath_tx_txqaddbuf(sc, txctl->txq, &bf_head, false);
++ ath_tx_fill_desc(sc, bf, txq, fi->framelen);
++ ath_tx_txqaddbuf(sc, txq, &bf_head, false);
+ }
+
+ static void ath_tx_send_normal(struct ath_softc *sc, struct ath_txq *txq,
+@@ -1892,49 +1966,6 @@ static struct ath_buf *ath_tx_setup_buff
return bf;
}
@@ -4374,7 +4705,7 @@
/* Upon failure caller should free skb */
int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb,
struct ath_tx_control *txctl)
-@@ -1945,8 +1875,11 @@ int ath_tx_start(struct ieee80211_hw *hw
+@@ -1945,8 +1976,11 @@ int ath_tx_start(struct ieee80211_hw *hw
struct ieee80211_vif *vif = info->control.vif;
struct ath_softc *sc = hw->priv;
struct ath_txq *txq = txctl->txq;
@@ -4386,16 +4717,22 @@
int q;
/* NOTE: sta can be NULL according to net/mac80211.h */
-@@ -2002,8 +1935,41 @@ int ath_tx_start(struct ieee80211_hw *hw
+@@ -2002,8 +2036,47 @@ int ath_tx_start(struct ieee80211_hw *hw
txq->stopped = true;
}
- ath_tx_start_dma(sc, skb, txctl);
++ if (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER) {
++ ath_txq_unlock(sc, txq);
++ txq = sc->tx.uapsdq;
++ ath_txq_lock(sc, txq);
++ }
++
+ if (txctl->an && ieee80211_is_data_qos(hdr->frame_control)) {
+ tidno = ieee80211_get_qos_ctl(hdr)[0] &
+ IEEE80211_QOS_CTL_TID_MASK;
+ tid = ATH_AN_2_TID(txctl->an, tidno);
-
++
+ WARN_ON(tid->ac->txq != txctl->txq);
+ }
+
@@ -4404,11 +4741,11 @@
+ * Try aggregation if it's a unicast data frame
+ * and the destination is HT capable.
+ */
-+ ath_tx_send_ampdu(sc, tid, skb, txctl);
++ ath_tx_send_ampdu(sc, txq, tid, skb, txctl);
+ goto out;
+ }
+
-+ bf = ath_tx_setup_buffer(sc, txctl->txq, tid, skb);
++ bf = ath_tx_setup_buffer(sc, txq, tid, skb);
+ if (!bf) {
+ if (txctl->paprd)
+ dev_kfree_skb_any(skb);
@@ -4423,13 +4760,35 @@
+ bf->bf_state.bfs_paprd_timestamp = jiffies;
+
+ ath_set_rates(vif, sta, bf);
-+ ath_tx_send_normal(sc, txctl->txq, tid, skb);
-+
++ ath_tx_send_normal(sc, txq, tid, skb);
+
+out:
ath_txq_unlock(sc, txq);
return 0;
-@@ -2408,12 +2374,10 @@ void ath_tx_node_init(struct ath_softc *
+@@ -2054,7 +2127,12 @@ static void ath_tx_complete(struct ath_s
+ }
+ spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
+
++ __skb_queue_tail(&txq->complete_q, skb);
++
+ q = skb_get_queue_mapping(skb);
++ if (txq == sc->tx.uapsdq)
++ txq = sc->tx.txq_map[q];
++
+ if (txq == sc->tx.txq_map[q]) {
+ if (WARN_ON(--txq->pending_frames < 0))
+ txq->pending_frames = 0;
+@@ -2065,8 +2143,6 @@ static void ath_tx_complete(struct ath_s
+ txq->stopped = false;
+ }
+ }
+-
+- __skb_queue_tail(&txq->complete_q, skb);
+ }
+
+ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
+@@ -2408,12 +2484,10 @@ void ath_tx_node_init(struct ath_softc *
tid->baw_head = tid->baw_tail = 0;
tid->sched = false;
tid->paused = false;
@@ -4443,7 +4802,7 @@
}
for (acno = 0, ac = &an->ac[acno];
-@@ -2450,9 +2414,9 @@ void ath_tx_node_cleanup(struct ath_soft
+@@ -2450,9 +2524,9 @@ void ath_tx_node_cleanup(struct ath_soft
}
ath_tid_drain(sc, txq, tid);