56 void ath9k_htc_check_stop_queues(struct ath9k_htc_priv *priv)  in ath9k_htc_check_stop_queues()  argument
58 	spin_lock_bh(&priv->tx.tx_lock);  in ath9k_htc_check_stop_queues()
59 	priv->tx.queued_cnt++;  in ath9k_htc_check_stop_queues()
60 	if ((priv->tx.queued_cnt >= ATH9K_HTC_TX_THRESHOLD) &&  in ath9k_htc_check_stop_queues()
61 	    !(priv->tx.flags & ATH9K_HTC_OP_TX_QUEUES_STOP)) {  in ath9k_htc_check_stop_queues()
62 		priv->tx.flags |= ATH9K_HTC_OP_TX_QUEUES_STOP;  in ath9k_htc_check_stop_queues()
63 		ieee80211_stop_queues(priv->hw);  in ath9k_htc_check_stop_queues()
65 	spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_htc_check_stop_queues()
68 void ath9k_htc_check_wake_queues(struct ath9k_htc_priv *priv)  in ath9k_htc_check_wake_queues()  argument
70 	spin_lock_bh(&priv->tx.tx_lock);  in ath9k_htc_check_wake_queues()
71 	if ((priv->tx.queued_cnt < ATH9K_HTC_TX_THRESHOLD) &&  in ath9k_htc_check_wake_queues()
72 	    (priv->tx.flags & ATH9K_HTC_OP_TX_QUEUES_STOP)) {  in ath9k_htc_check_wake_queues()
73 		priv->tx.flags &= ~ATH9K_HTC_OP_TX_QUEUES_STOP;  in ath9k_htc_check_wake_queues()
74 		ieee80211_wake_queues(priv->hw);  in ath9k_htc_check_wake_queues()
76 	spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_htc_check_wake_queues()
79 int ath9k_htc_tx_get_slot(struct ath9k_htc_priv *priv)  in ath9k_htc_tx_get_slot()  argument
83 	spin_lock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_get_slot()
84 	slot = find_first_zero_bit(priv->tx.tx_slot, MAX_TX_BUF_NUM);  in ath9k_htc_tx_get_slot()
86 		spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_get_slot()
89 	__set_bit(slot, priv->tx.tx_slot);  in ath9k_htc_tx_get_slot()
90 	spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_get_slot()
95 void ath9k_htc_tx_clear_slot(struct ath9k_htc_priv *priv, int slot)  in ath9k_htc_tx_clear_slot()  argument
97 	spin_lock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_clear_slot()
98 	__clear_bit(slot, priv->tx.tx_slot);  in ath9k_htc_tx_clear_slot()
99 	spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_clear_slot()
102 static inline enum htc_endpoint_id get_htc_epid(struct ath9k_htc_priv *priv,  in get_htc_epid()  argument
110 		epid = priv->data_vo_ep;  in get_htc_epid()
114 		epid = priv->data_vi_ep;  in get_htc_epid()
118 		epid = priv->data_be_ep;  in get_htc_epid()
123 		epid = priv->data_bk_ep;  in get_htc_epid()
131 get_htc_epid_queue(struct ath9k_htc_priv *priv, u8 epid)  in get_htc_epid_queue()  argument
133 	struct ath_common *common = ath9k_hw_common(priv->ah);  in get_htc_epid_queue()
136 	if (epid == priv->mgmt_ep)  in get_htc_epid_queue()
137 		epid_queue = &priv->tx.mgmt_ep_queue;  in get_htc_epid_queue()
138 	else if (epid == priv->cab_ep)  in get_htc_epid_queue()
139 		epid_queue = &priv->tx.cab_ep_queue;  in get_htc_epid_queue()
140 	else if (epid == priv->data_be_ep)  in get_htc_epid_queue()
141 		epid_queue = &priv->tx.data_be_queue;  in get_htc_epid_queue()
142 	else if (epid == priv->data_bk_ep)  in get_htc_epid_queue()
143 		epid_queue = &priv->tx.data_bk_queue;  in get_htc_epid_queue()
144 	else if (epid == priv->data_vi_ep)  in get_htc_epid_queue()
145 		epid_queue = &priv->tx.data_vi_queue;  in get_htc_epid_queue()
146 	else if (epid == priv->data_vo_ep)  in get_htc_epid_queue()
147 		epid_queue = &priv->tx.data_vo_queue;  in get_htc_epid_queue()
157 static inline int strip_drv_header(struct ath9k_htc_priv *priv,  in strip_drv_header()  argument
160 	struct ath_common *common = ath9k_hw_common(priv->ah);  in strip_drv_header()
166 	if (tx_ctl->epid == priv->mgmt_ep) {  in strip_drv_header()
171 	} else if ((tx_ctl->epid == priv->data_bk_ep) ||  in strip_drv_header()
172 		   (tx_ctl->epid == priv->data_be_ep) ||  in strip_drv_header()
173 		   (tx_ctl->epid == priv->data_vi_ep) ||  in strip_drv_header()
174 		   (tx_ctl->epid == priv->data_vo_ep) ||  in strip_drv_header()
175 		   (tx_ctl->epid == priv->cab_ep)) {  in strip_drv_header()
188 int ath_htc_txq_update(struct ath9k_htc_priv *priv, int qnum,  in ath_htc_txq_update()  argument
191 	struct ath_hw *ah = priv->ah;  in ath_htc_txq_update()
214 static void ath9k_htc_tx_mgmt(struct ath9k_htc_priv *priv,  in ath9k_htc_tx_mgmt()  argument
257 	tx_ctl->epid = priv->mgmt_ep;  in ath9k_htc_tx_mgmt()
260 static void ath9k_htc_tx_data(struct ath9k_htc_priv *priv,  in ath9k_htc_tx_data()  argument
306 	if (priv->hw->wiphy->rts_threshold != (u32) -1)  in ath9k_htc_tx_data()
307 		if (skb->len > priv->hw->wiphy->rts_threshold)  in ath9k_htc_tx_data()
327 		tx_ctl->epid = priv->cab_ep;  in ath9k_htc_tx_data()
332 	tx_ctl->epid = get_htc_epid(priv, qnum);  in ath9k_htc_tx_data()
335 int ath9k_htc_tx_start(struct ath9k_htc_priv *priv,  in ath9k_htc_tx_start()  argument
357 		if (!priv->ah->is_monitoring) {  in ath9k_htc_tx_start()
358 			ath_dbg(ath9k_hw_common(priv->ah), XMIT,  in ath9k_htc_tx_start()
363 		vif_idx = priv->mon_vif_idx;  in ath9k_htc_tx_start()
373 		sta_idx = priv->vif_sta_pos[vif_idx];  in ath9k_htc_tx_start()
377 		ath9k_htc_tx_data(priv, vif, skb,  in ath9k_htc_tx_start()
380 		ath9k_htc_tx_mgmt(priv, avp, skb,  in ath9k_htc_tx_start()
384 	return htc_send(priv->htc, skb);  in ath9k_htc_tx_start()
387 static inline bool __ath9k_htc_check_tx_aggr(struct ath9k_htc_priv *priv,  in __ath9k_htc_check_tx_aggr()  argument
392 	spin_lock_bh(&priv->tx.tx_lock);  in __ath9k_htc_check_tx_aggr()
395 	spin_unlock_bh(&priv->tx.tx_lock);  in __ath9k_htc_check_tx_aggr()
400 static void ath9k_htc_check_tx_aggr(struct ath9k_htc_priv *priv,  in ath9k_htc_check_tx_aggr()  argument
419 	if (sta && conf_is_ht(&priv->hw->conf) &&  in ath9k_htc_check_tx_aggr()
428 			if (__ath9k_htc_check_tx_aggr(priv, ista, tid)) {  in ath9k_htc_check_tx_aggr()
430 				spin_lock_bh(&priv->tx.tx_lock);  in ath9k_htc_check_tx_aggr()
432 				spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_htc_check_tx_aggr()
440 static void ath9k_htc_tx_process(struct ath9k_htc_priv *priv,  in ath9k_htc_tx_process()  argument
448 	struct ieee80211_conf *cur_conf = &priv->hw->conf;  in ath9k_htc_tx_process()
453 	slot = strip_drv_header(priv, skb);  in ath9k_htc_tx_process()
501 	ath9k_htc_check_tx_aggr(priv, vif, skb);  in ath9k_htc_tx_process()
504 	spin_lock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_process()
505 	if (WARN_ON(--priv->tx.queued_cnt < 0))  in ath9k_htc_tx_process()
506 		priv->tx.queued_cnt = 0;  in ath9k_htc_tx_process()
507 	spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_process()
509 	ath9k_htc_tx_clear_slot(priv, slot);  in ath9k_htc_tx_process()
521 	ieee80211_tx_status(priv->hw, skb);  in ath9k_htc_tx_process()
524 static inline void ath9k_htc_tx_drainq(struct ath9k_htc_priv *priv,  in ath9k_htc_tx_drainq()  argument
530 		ath9k_htc_tx_process(priv, skb, NULL);  in ath9k_htc_tx_drainq()
534 void ath9k_htc_tx_drain(struct ath9k_htc_priv *priv)  in ath9k_htc_tx_drain()  argument
538 	spin_lock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_drain()
539 	priv->tx.flags |= ATH9K_HTC_OP_TX_DRAIN;  in ath9k_htc_tx_drain()
540 	spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_drain()
546 	htc_stop(priv->htc);  in ath9k_htc_tx_drain()
547 	tasklet_kill(&priv->wmi->wmi_event_tasklet);  in ath9k_htc_tx_drain()
548 	tasklet_kill(&priv->tx_failed_tasklet);  in ath9k_htc_tx_drain()
550 	ath9k_htc_tx_drainq(priv, &priv->tx.mgmt_ep_queue);  in ath9k_htc_tx_drain()
551 	ath9k_htc_tx_drainq(priv, &priv->tx.cab_ep_queue);  in ath9k_htc_tx_drain()
552 	ath9k_htc_tx_drainq(priv, &priv->tx.data_be_queue);  in ath9k_htc_tx_drain()
553 	ath9k_htc_tx_drainq(priv, &priv->tx.data_bk_queue);  in ath9k_htc_tx_drain()
554 	ath9k_htc_tx_drainq(priv, &priv->tx.data_vi_queue);  in ath9k_htc_tx_drain()
555 	ath9k_htc_tx_drainq(priv, &priv->tx.data_vo_queue);  in ath9k_htc_tx_drain()
556 	ath9k_htc_tx_drainq(priv, &priv->tx.tx_failed);  in ath9k_htc_tx_drain()
561 	spin_lock_bh(&priv->wmi->event_lock);  in ath9k_htc_tx_drain()
562 	list_for_each_entry_safe(event, tmp, &priv->wmi->pending_tx_events, list) {  in ath9k_htc_tx_drain()
566 	spin_unlock_bh(&priv->wmi->event_lock);  in ath9k_htc_tx_drain()
568 	spin_lock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_drain()
569 	priv->tx.flags &= ~ATH9K_HTC_OP_TX_DRAIN;  in ath9k_htc_tx_drain()
570 	spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_htc_tx_drain()
575 	struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *)data;  in ath9k_tx_failed_tasklet()  local
577 	spin_lock_bh(&priv->tx.tx_lock);  in ath9k_tx_failed_tasklet()
578 	if (priv->tx.flags & ATH9K_HTC_OP_TX_DRAIN) {  in ath9k_tx_failed_tasklet()
579 		spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_tx_failed_tasklet()
582 	spin_unlock_bh(&priv->tx.tx_lock);  in ath9k_tx_failed_tasklet()
584 	ath9k_htc_tx_drainq(priv, &priv->tx.tx_failed);  in ath9k_tx_failed_tasklet()
587 static inline bool check_cookie(struct ath9k_htc_priv *priv,  in check_cookie()  argument
593 	if (epid == priv->mgmt_ep) {  in check_cookie()
597 	} else if ((epid == priv->data_bk_ep) ||  in check_cookie()
598 		   (epid == priv->data_be_ep) ||  in check_cookie()
599 		   (epid == priv->data_vi_ep) ||  in check_cookie()
600 		   (epid == priv->data_vo_ep) ||  in check_cookie()
601 		   (epid == priv->cab_ep)) {  in check_cookie()
613 static struct sk_buff* ath9k_htc_tx_get_packet(struct ath9k_htc_priv *priv,  in ath9k_htc_tx_get_packet()  argument
616 	struct ath_common *common = ath9k_hw_common(priv->ah);  in ath9k_htc_tx_get_packet()
622 	epid_queue = get_htc_epid_queue(priv, epid);  in ath9k_htc_tx_get_packet()
628 		if (check_cookie(priv, skb, txs->cookie, epid)) {  in ath9k_htc_tx_get_packet()
642 void ath9k_htc_txstatus(struct ath9k_htc_priv *priv, void *wmi_event)  in ath9k_htc_txstatus()  argument
655 		skb = ath9k_htc_tx_get_packet(priv, __txs);  in ath9k_htc_txstatus()
669 			spin_lock(&priv->wmi->event_lock);  in ath9k_htc_txstatus()
671 				      &priv->wmi->pending_tx_events);  in ath9k_htc_txstatus()
672 			spin_unlock(&priv->wmi->event_lock);  in ath9k_htc_txstatus()
677 		ath9k_htc_tx_process(priv, skb, __txs);  in ath9k_htc_txstatus()
681 	ath9k_htc_check_wake_queues(priv);  in ath9k_htc_txstatus()
687 	struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) drv_priv;  in ath9k_htc_txep()  local
696 		skb_queue_tail(&priv->tx.tx_failed, skb);  in ath9k_htc_txep()
697 		tasklet_schedule(&priv->tx_failed_tasklet);  in ath9k_htc_txep()
701 	epid_queue = get_htc_epid_queue(priv, ep_id);  in ath9k_htc_txep()
710 static inline bool check_packet(struct ath9k_htc_priv *priv, struct sk_buff *skb)  in check_packet()  argument
712 	struct ath_common *common = ath9k_hw_common(priv->ah);  in check_packet()
727 static void ath9k_htc_tx_cleanup_queue(struct ath9k_htc_priv *priv,  in ath9k_htc_tx_cleanup_queue()  argument
739 		if (check_packet(priv, skb)) {  in ath9k_htc_tx_cleanup_queue()
750 			ath9k_htc_tx_process(priv, skb, NULL);  in ath9k_htc_tx_cleanup_queue()
757 	struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) data;  in ath9k_htc_tx_cleanup_timer()  local
758 	struct ath_common *common = ath9k_hw_common(priv->ah);  in ath9k_htc_tx_cleanup_timer()
762 	spin_lock(&priv->wmi->event_lock);  in ath9k_htc_tx_cleanup_timer()
763 	list_for_each_entry_safe(event, tmp, &priv->wmi->pending_tx_events, list) {  in ath9k_htc_tx_cleanup_timer()
765 		skb = ath9k_htc_tx_get_packet(priv, &event->txs);  in ath9k_htc_tx_cleanup_timer()
772 			ath9k_htc_tx_process(priv, skb, &event->txs);  in ath9k_htc_tx_cleanup_timer()
783 	spin_unlock(&priv->wmi->event_lock);  in ath9k_htc_tx_cleanup_timer()
788 	ath9k_htc_tx_cleanup_queue(priv, &priv->tx.mgmt_ep_queue);  in ath9k_htc_tx_cleanup_timer()
789 	ath9k_htc_tx_cleanup_queue(priv, &priv->tx.cab_ep_queue);  in ath9k_htc_tx_cleanup_timer()
790 	ath9k_htc_tx_cleanup_queue(priv, &priv->tx.data_be_queue);  in ath9k_htc_tx_cleanup_timer()
791 	ath9k_htc_tx_cleanup_queue(priv, &priv->tx.data_bk_queue);  in ath9k_htc_tx_cleanup_timer()
792 	ath9k_htc_tx_cleanup_queue(priv, &priv->tx.data_vi_queue);  in ath9k_htc_tx_cleanup_timer()
793 	ath9k_htc_tx_cleanup_queue(priv, &priv->tx.data_vo_queue);  in ath9k_htc_tx_cleanup_timer()
796 	ath9k_htc_check_wake_queues(priv);  in ath9k_htc_tx_cleanup_timer()
798 	mod_timer(&priv->tx.cleanup_timer,  in ath9k_htc_tx_cleanup_timer()
802 int ath9k_tx_init(struct ath9k_htc_priv *priv)  in ath9k_tx_init()  argument
804 	skb_queue_head_init(&priv->tx.mgmt_ep_queue);  in ath9k_tx_init()
805 	skb_queue_head_init(&priv->tx.cab_ep_queue);  in ath9k_tx_init()
806 	skb_queue_head_init(&priv->tx.data_be_queue);  in ath9k_tx_init()
807 	skb_queue_head_init(&priv->tx.data_bk_queue);  in ath9k_tx_init()
808 	skb_queue_head_init(&priv->tx.data_vi_queue);  in ath9k_tx_init()
809 	skb_queue_head_init(&priv->tx.data_vo_queue);  in ath9k_tx_init()
810 	skb_queue_head_init(&priv->tx.tx_failed);  in ath9k_tx_init()
814 void ath9k_tx_cleanup(struct ath9k_htc_priv *priv)  in ath9k_tx_cleanup()  argument
819 bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv, int subtype)  in ath9k_htc_txq_setup()  argument
821 	struct ath_hw *ah = priv->ah;  in ath9k_htc_txq_setup()
829 	qnum = ath9k_hw_setuptxqueue(priv->ah, ATH9K_TX_QUEUE_DATA, &qi);  in ath9k_htc_txq_setup()
833 	if (qnum >= ARRAY_SIZE(priv->hwq_map)) {  in ath9k_htc_txq_setup()
835 			qnum, ARRAY_SIZE(priv->hwq_map));  in ath9k_htc_txq_setup()
840 	priv->hwq_map[subtype] = qnum;  in ath9k_htc_txq_setup()
844 int ath9k_htc_cabq_setup(struct ath9k_htc_priv *priv)  in ath9k_htc_cabq_setup()  argument
851 	return ath9k_hw_setuptxqueue(priv->ah, ATH9K_TX_QUEUE_CAB, &qi);  in ath9k_htc_cabq_setup()
861 u32 ath9k_htc_calcrxfilter(struct ath9k_htc_priv *priv)  in ath9k_htc_calcrxfilter()  argument
865 	struct ath_hw *ah = priv->ah;  in ath9k_htc_calcrxfilter()
872 	if (priv->rxfilter & FIF_PROBE_REQ)  in ath9k_htc_calcrxfilter()
878 	if (priv->rxfilter & FIF_CONTROL)  in ath9k_htc_calcrxfilter()
882 	    (priv->nvifs <= 1) &&  in ath9k_htc_calcrxfilter()
883 	    !(priv->rxfilter & FIF_BCN_PRBRESP_PROMISC))  in ath9k_htc_calcrxfilter()
888 	if (conf_is_ht(&priv->hw->conf)) {  in ath9k_htc_calcrxfilter()
893 	if (priv->rxfilter & FIF_PSPOLL)  in ath9k_htc_calcrxfilter()
896 	if (priv->nvifs > 1 || priv->rxfilter & FIF_OTHER_BSS)  in ath9k_htc_calcrxfilter()
907 static void ath9k_htc_opmode_init(struct ath9k_htc_priv *priv)  in ath9k_htc_opmode_init()  argument
909 	struct ath_hw *ah = priv->ah;  in ath9k_htc_opmode_init()
913 	rfilt = ath9k_htc_calcrxfilter(priv);  in ath9k_htc_opmode_init()
921 void ath9k_host_rx_init(struct ath9k_htc_priv *priv)  in ath9k_host_rx_init()  argument
923 	struct ath_common *common = ath9k_hw_common(priv->ah);  in ath9k_host_rx_init()
924 	ath9k_hw_rxena(priv->ah);  in ath9k_host_rx_init()
925 	ath9k_htc_opmode_init(priv);  in ath9k_host_rx_init()
926 	ath9k_hw_startpcureceive(priv->ah, test_bit(ATH_OP_SCANNING, &common->op_flags));  in ath9k_host_rx_init()
962 static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv,  in ath9k_rx_prepare()  argument
968 	struct ieee80211_hw *hw = priv->hw;  in ath9k_rx_prepare()
970 	struct ath_common *common = ath9k_hw_common(priv->ah);  in ath9k_rx_prepare()
999 	ath9k_htc_err_stat_rx(priv, &rx_stats);  in ath9k_rx_prepare()
1015 		if (ath_cmn_process_fft(&priv->spec_priv, hdr,  in ath9k_rx_prepare()
1023 			&decrypt_error, priv->rxfilter))  in ath9k_rx_prepare()
1050 	struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *)data;  in ath9k_rx_tasklet()  local
1058 		spin_lock_irqsave(&priv->rx.rxbuflock, flags);  in ath9k_rx_tasklet()
1059 		list_for_each_entry(tmp_buf, &priv->rx.rxbuf, list) {  in ath9k_rx_tasklet()
1067 			spin_unlock_irqrestore(&priv->rx.rxbuflock, flags);  in ath9k_rx_tasklet()
1074 		if (!ath9k_rx_prepare(priv, rxbuf, &rx_status)) {  in ath9k_rx_tasklet()
1084 		if (ieee80211_is_beacon(hdr->frame_control) && priv->ps_enabled)  in ath9k_rx_tasklet()
1085 				ieee80211_queue_work(priv->hw, &priv->ps_work);  in ath9k_rx_tasklet()
1087 		spin_unlock_irqrestore(&priv->rx.rxbuflock, flags);  in ath9k_rx_tasklet()
1089 		ieee80211_rx(priv->hw, skb);  in ath9k_rx_tasklet()
1091 		spin_lock_irqsave(&priv->rx.rxbuflock, flags);  in ath9k_rx_tasklet()
1095 		list_move_tail(&rxbuf->list, &priv->rx.rxbuf);  in ath9k_rx_tasklet()
1097 		spin_unlock_irqrestore(&priv->rx.rxbuflock, flags);  in ath9k_rx_tasklet()
1105 	struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *)drv_priv;  in ath9k_htc_rxep()  local
1106 	struct ath_hw *ah = priv->ah;  in ath9k_htc_rxep()
1110 	spin_lock(&priv->rx.rxbuflock);  in ath9k_htc_rxep()
1111 	list_for_each_entry(tmp_buf, &priv->rx.rxbuf, list) {  in ath9k_htc_rxep()
1117 	spin_unlock(&priv->rx.rxbuflock);  in ath9k_htc_rxep()
1124 	spin_lock(&priv->rx.rxbuflock);  in ath9k_htc_rxep()
1127 	spin_unlock(&priv->rx.rxbuflock);  in ath9k_htc_rxep()
1129 	tasklet_schedule(&priv->rx_tasklet);  in ath9k_htc_rxep()
1137 void ath9k_rx_cleanup(struct ath9k_htc_priv *priv)  in ath9k_rx_cleanup()  argument
1141 	list_for_each_entry_safe(rxbuf, tbuf, &priv->rx.rxbuf, list) {  in ath9k_rx_cleanup()
1149 int ath9k_rx_init(struct ath9k_htc_priv *priv)  in ath9k_rx_init()  argument
1153 	INIT_LIST_HEAD(&priv->rx.rxbuf);  in ath9k_rx_init()
1154 	spin_lock_init(&priv->rx.rxbuflock);  in ath9k_rx_init()
1162 		list_add_tail(&rxbuf->list, &priv->rx.rxbuf);  in ath9k_rx_init()
1168 	ath9k_rx_cleanup(priv);  in ath9k_rx_init()